/* =========================================================
   PigaBook - app styles
   ========================================================= */
:root{
  --primary:#2563eb; --primary-dark:#1d4ed8; --primary-soft:#eff4ff; --accent:var(--primary);
  --bg:#f5f7fb; --card:#ffffff; --text:#0f172a; --text-2:#334155; --muted:#64748b; --faint:#94a3b8;
  --border:#e4e8f0; --border-strong:#cfd6e2;
  --side-bg:#ffffff; --side-text:#475569; --side-strong:#0f172a; --side-muted:#94a3b8; --side-faint:#64748b;
  --side-hover:#f1f5f9; --side-border:#e4e8f0; --side-chip:#f1f5f9; --side-accent:#2563eb;
  --side-active-bg:linear-gradient(90deg,rgba(37,99,235,.12),rgba(37,99,235,.04)); --side-active-ring:rgba(37,99,235,.18);
  --success:#059669; --error:#dc2626;
  --radius:14px; --radius-sm:9px;
  --shadow-sm:0 1px 2px rgba(15,23,42,.05);
  --shadow:0 1px 3px rgba(15,23,42,.05),0 8px 24px rgba(15,23,42,.05);
  --shadow-lg:0 20px 48px rgba(15,23,42,.16);
  --sidebar-w:268px;
  --brand-flat:linear-gradient(150deg,#2563eb 0%,#1d4ed8 45%,#4338ca 100%);
  --brand-grad:radial-gradient(circle at 30% 30%,rgba(96,165,250,.35),transparent 55%),var(--brand-flat);
  --surface-2:#fafbfd; --tint:#fff;
}
:root[data-theme="dark"]{
  --primary:#3b82f6; --primary-dark:#2563eb; --primary-soft:#14244a;
  --bg:#0a0f1c; --card:#111827; --surface-2:#162033; --tint:#111827;
  --text:#e5eaf3; --text-2:#c2cad8; --muted:#8b97ab; --faint:#66748b;
  --border:#1f2a3d; --border-strong:#2d3b54;
  --side-bg:#070b15; --side-text:#93a0b5; --side-strong:#ffffff; --side-muted:#64748b; --side-faint:#66748b;
  --side-hover:#111a2b; --side-border:#151e30; --side-chip:#141d2f; --side-accent:#60a5fa;
  --side-active-bg:linear-gradient(90deg,rgba(59,130,246,.22),rgba(59,130,246,.07)); --side-active-ring:rgba(96,165,250,.14);
  --shadow-sm:0 1px 2px rgba(0,0,0,.3);
  --shadow:0 1px 3px rgba(0,0,0,.3),0 8px 24px rgba(0,0,0,.25);
  --shadow-lg:0 20px 48px rgba(0,0,0,.55);
  color-scheme:dark;
}
*{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{font-family:Inter,'Segoe UI',system-ui,-apple-system,sans-serif;background:var(--bg);color:var(--text);line-height:1.55;font-size:15px;-webkit-font-smoothing:antialiased}
a{color:inherit}
svg{display:block;flex-shrink:0}
.ico{display:inline-flex;align-items:center;justify-content:center;flex-shrink:0;width:1.25em;line-height:1;text-align:center}
button{font:inherit;color:inherit}
h1,h2,h3{letter-spacing:-.02em;line-height:1.2}
.muted{color:var(--muted)}
.eyebrow{display:inline-block;font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:var(--primary)}

/* ---------- Buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:9px 16px;border-radius:var(--radius-sm);border:1px solid transparent;font-weight:600;font-size:.9rem;cursor:pointer;text-decoration:none;white-space:nowrap;transition:background .15s,border-color .15s,color .15s,box-shadow .15s,transform .15s}
.btn:focus-visible,.icon-only:focus-visible,.side-link:focus-visible,a:focus-visible{outline:2px solid var(--primary);outline-offset:2px}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 1px 2px rgba(37,99,235,.25),inset 0 1px 0 rgba(255,255,255,.12)}
.btn-primary:hover{background:var(--primary-dark)}
.btn-outline{background:var(--card);border-color:var(--border);color:var(--text-2)}
.btn-outline:hover{border-color:var(--border-strong);color:var(--text);background:var(--surface-2)}
.btn-ghost{background:transparent;color:var(--muted)}
.btn-ghost:hover{background:var(--bg);color:var(--text)}
.btn-ghost-dark{background:transparent;border-color:#26344f;color:#e2e8f0}
.btn-ghost-dark:hover{background:var(--side-hover)}
.btn-white{background:#fff;color:#0f172a}
.btn-white:hover{background:#f1f5ff;transform:translateY(-1px)}
.btn-sm{padding:7px 12px;font-size:.84rem}
.btn-lg{padding:12px 22px;font-size:.96rem}
.btn-block{width:100%}
.btn-square{width:34px;height:34px;padding:0;flex:0 0 auto}
.icon-only{display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;border:none;background:transparent;border-radius:var(--radius-sm);cursor:pointer;color:var(--muted)}
.icon-only:hover{background:rgba(148,163,184,.15);color:var(--text)}

/* ---------- Sidebar ---------- */
.sidebar{position:fixed;inset:0 auto 0 0;width:var(--sidebar-w);background:var(--side-bg);color:var(--side-text);display:flex;flex-direction:column;z-index:60;transition:transform .25s ease,width .2s ease;border-right:1px solid var(--side-border);overflow:hidden}
.sidebar-head{display:flex;align-items:center;justify-content:space-between;flex:0 0 66px;height:66px;padding:0 18px;border-bottom:1px solid var(--side-border)}
.brand{display:flex;align-items:center;gap:11px;color:var(--side-strong);text-decoration:none;font-weight:800;font-size:1.12rem;letter-spacing:-.02em}
.brand-mark{display:block;width:36px;height:36px;flex:0 0 36px;border-radius:9px;box-shadow:0 6px 16px rgba(37,99,235,.3)}
/* The word logo: "Piga" in the text colour, "Book" in blue (assets/brand/pigabook-logo-*.svg) */
.brand-word{font-family:'Plus Jakarta Sans','Inter',system-ui,sans-serif;font-weight:800;letter-spacing:-.03em}
.brand-word b{font-weight:800;color:var(--primary)}
.brand .brand-word b{color:var(--side-accent)}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text small{font-size:.68rem;font-weight:500;color:var(--side-text);letter-spacing:0}
.sidebar-close{display:none;color:var(--side-text)}
.sidebar-close:hover{background:var(--side-hover);color:var(--side-strong)}
.side-nav{flex:1;overflow-y:auto;padding:6px 12px 16px;scrollbar-width:thin;scrollbar-color:var(--side-border) transparent}
.side-label{font-size:.66rem;font-weight:700;text-transform:uppercase;letter-spacing:.12em;color:var(--side-muted);padding:20px 12px 8px}
.side-link{display:flex;align-items:center;gap:12px;padding:10px 12px;border-radius:10px;margin-bottom:2px;color:var(--side-text);text-decoration:none;font-weight:500;font-size:.91rem;transition:background .15s,color .15s;position:relative}
.side-link:hover{background:var(--side-hover);color:var(--side-strong)}
.side-link > .ico{width:20px}
.side-link.active{background:var(--side-active-bg);color:var(--side-strong);box-shadow:inset 0 0 0 1px var(--side-active-ring)}
.side-link.active::before{content:"";position:absolute;left:0;top:9px;bottom:9px;width:3px;border-radius:0 3px 3px 0;background:var(--side-accent)}
.side-link.active .ico{color:var(--side-accent)}
.side-badge{margin-left:auto;background:#f59e0b;color:#1f1300;font-size:.7rem;font-weight:800;padding:1px 7px;border-radius:999px}
.side-count{margin-left:auto;flex:0 0 auto;min-width:22px;text-align:center;font-size:.7rem;font-weight:700;color:var(--side-text);background:var(--side-chip);border:1px solid var(--side-border);border-radius:999px;padding:1px 7px}
.side-college{padding:8px 12px}
.side-college-text{display:flex;flex-direction:column;min-width:0;line-height:1.25}
.side-college-text strong{font-size:.86rem;font-weight:600;color:var(--side-strong)}
.side-college-text small{font-size:.72rem;color:var(--side-faint);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.side-college:hover .side-college-text small{color:var(--side-text)}
.dot{width:8px;height:8px;border-radius:50%;flex:0 0 8px;margin:0 5px}
.sidebar-foot{padding:14px 18px;border-top:1px solid var(--side-border)}
.side-copy{font-size:.74rem;color:var(--side-muted)}
.side-user + .side-copy{margin-top:12px}
.side-user{display:flex;align-items:center;gap:10px}
.side-user-info{flex:1;min-width:0;display:flex;flex-direction:column;line-height:1.3}
.side-user-info strong{color:var(--side-strong);font-size:.87rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.side-user-info small{font-size:.75rem}
.side-user .icon-only{color:var(--side-text)}
.side-user .icon-only:hover{background:var(--side-hover);color:var(--side-strong)}
.sidebar-overlay{display:none}
.avatar{width:36px;height:36px;border-radius:50%;background:var(--brand-flat);color:#fff;display:inline-flex;align-items:center;justify-content:center;font-weight:700;font-size:.8rem;flex:0 0 auto}
.avatar-sm{width:30px;height:30px;font-size:.72rem}

/* ---------- Main / topbar ---------- */
.main{margin-left:var(--sidebar-w);min-height:100vh;display:flex;flex-direction:column;min-width:0;transition:margin-left .2s ease}
.topbar{position:sticky;top:0;z-index:40;height:66px;display:flex;align-items:center;gap:14px;padding:0 32px;background:color-mix(in srgb,var(--bg) 85%,transparent);backdrop-filter:saturate(180%) blur(12px);-webkit-backdrop-filter:saturate(180%) blur(12px);border-bottom:1px solid var(--border)}
.sb-toggle{width:42px;height:42px;flex:0 0 42px;border:1px solid var(--border);border-radius:11px;background:var(--card);color:var(--text-2);cursor:pointer;display:inline-flex;align-items:center;justify-content:center;font-size:26px;transition:border-color .15s,color .15s,background .15s}
.sb-toggle:hover{border-color:var(--border-strong);color:var(--text);background:var(--surface-2)}
.sb-toggle:focus-visible{outline:2px solid var(--primary);outline-offset:2px}
.sb-ico-collapse{display:none}

/* Collapsed sidebar (desktop): icons only */
@media(min-width:1025px){
  html:not(.sb-collapsed) .sb-ico-collapse{display:block}
  html:not(.sb-collapsed) .sb-ico-expand{display:none}
  .sb-collapsed{--sidebar-w:76px}
  .sb-collapsed .sidebar-head{justify-content:center;padding:0}
  .sb-collapsed .brand-text,
  .sb-collapsed .side-link > span:not(.side-badge),
  .sb-collapsed .side-colleges,
  .sb-collapsed .side-user-info,
  .sb-collapsed .side-user form,
  .sb-collapsed .side-copy{display:none}
  .sb-collapsed .side-label{font-size:0;padding:0;margin:14px 8px 10px;border-top:1px solid var(--side-border)}
  .sb-collapsed .side-link{justify-content:center;padding:11px 0}
  .sb-collapsed .side-link .ico{font-size:17px!important}
  .sb-collapsed .side-badge{position:absolute;top:2px;right:6px;padding:0 5px;font-size:.62rem}
  .sb-collapsed .sidebar-foot{display:flex;justify-content:center;padding:14px 0}
  .sb-collapsed .sidebar-foot:not(:has(.side-user)){display:none}
}
.top-search{flex:1;max-width:480px;position:relative;display:none;align-items:center}
.search-go{flex:0 0 auto;display:grid;place-items:center;width:40px;height:40px;border:none;border-radius:10px;background:var(--primary);color:#fff;cursor:pointer;box-shadow:0 2px 6px rgba(37,99,235,.3);transition:background .15s,transform .15s}
.search-go:hover{background:var(--primary-dark)}
.search-go:active{transform:scale(.95)}
.search-go:focus-visible{outline:2px solid var(--primary);outline-offset:2px}
.top-search .search-go{position:absolute;right:4px;width:36px;height:36px}
.top-search input{width:100%;height:42px;padding:0 48px 0 16px;border:1px solid var(--border);border-radius:11px;background:var(--card);font:inherit;font-size:.9rem;color:var(--text);transition:border-color .15s,box-shadow .15s}
.top-search input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 4px rgba(37,99,235,.1)}
.top-search kbd{position:absolute;right:10px;font:600 .72rem/1 Inter,sans-serif;color:var(--faint);border:1px solid var(--border);border-radius:5px;padding:3px 6px;background:var(--bg)}
.top-title{font-size:1.05rem;font-weight:700;letter-spacing:-.01em;color:var(--text)}
.top-actions{margin-left:auto;display:flex;align-items:center;gap:10px}
.top-brand{display:none;align-items:center;gap:10px;text-decoration:none;font-weight:800;font-size:1.12rem;letter-spacing:-.02em;color:var(--text)}
.top-brand .brand-mark{width:34px;height:34px;flex-basis:34px}
.top-brand b{color:var(--primary);font-weight:800}
.guest-menu{display:none}
.user-caret{color:var(--faint);width:auto!important}
.avatar-guest{background:var(--primary-soft);color:var(--primary)}
.mobile-nav{display:none}
.user-menu{position:relative}
.user-btn{display:flex;align-items:center;gap:8px;padding:4px 12px 4px 4px;border:1px solid var(--border);border-radius:999px;background:var(--card);cursor:pointer;font-weight:600;font-size:.88rem}
.user-btn:hover{border-color:var(--border-strong)}
.notif-btn{position:relative;width:42px;height:42px;flex:0 0 42px;display:grid;place-items:center;border:1px solid var(--border);border-radius:11px;background:var(--card);color:var(--text-2);cursor:pointer;transition:border-color .15s,color .15s}
.notif-btn:hover{border-color:var(--border-strong);color:var(--text)}
.notif-btn:focus-visible{outline:2px solid var(--primary);outline-offset:2px}
.notif-badge{position:absolute;top:-7px;right:-7px;min-width:20px;height:20px;padding:0 5px;border-radius:999px;background:#ef4444;color:#fff;font-size:.66rem;font-weight:800;line-height:20px;text-align:center;border:2px solid var(--bg);box-shadow:0 2px 6px rgba(239,68,68,.4)}
.notif-dropdown{width:360px;padding:0;overflow:hidden}
.notif-head{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:14px 16px;border-bottom:1px solid var(--border)}
.notif-head strong{font-size:.95rem}
.dropdown .notif-readall{display:inline-flex;width:auto;padding:4px 8px;gap:6px;font-size:.78rem;font-weight:600;color:var(--primary)}
.dropdown .notif-readall:hover{background:var(--primary-soft);color:var(--primary)}
.notif-list{max-height:380px;overflow-y:auto;padding:6px}
.dropdown a.notif-item{align-items:flex-start;gap:12px;padding:10px;border-radius:10px;position:relative}
.notif-item.unread{background:color-mix(in srgb,var(--primary) 6%,transparent)}
.notif-item.unread::after{content:"";position:absolute;right:12px;top:16px;width:8px;height:8px;border-radius:50%;background:var(--primary)}
.notif-ico{width:34px;height:34px;flex:0 0 34px;border-radius:10px;display:grid;place-items:center;color:var(--primary);background:var(--primary-soft)}
.notif-approved .notif-ico{color:var(--success);background:color-mix(in srgb,var(--success) 12%,var(--tint))}
.notif-rejected .notif-ico{color:var(--error);background:color-mix(in srgb,var(--error) 12%,var(--tint))}
.notif-text{display:flex;flex-direction:column;gap:2px;min-width:0;padding-right:14px}
.notif-text strong{font-size:.86rem;font-weight:600;color:var(--text);line-height:1.35}
.notif-text small{font-size:.8rem;color:var(--muted);line-height:1.4}
.notif-text time{font-size:.72rem;color:var(--faint)}
.notif-empty{display:flex;flex-direction:column;align-items:center;text-align:center;gap:10px;padding:28px 22px}
.notif-empty p{font-size:.85rem;color:var(--muted)}
.notif-empty-ico{width:46px;height:46px;border-radius:50%;display:grid;place-items:center;color:var(--primary);background:var(--primary-soft)}
.dropdown{position:absolute;right:0;top:calc(100% + 8px);width:250px;background:var(--card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-lg);padding:6px;display:none}
.dropdown.open{display:block;animation:pop .14s ease}
.dropdown-head{padding:10px 10px 12px;border-bottom:1px solid var(--border);margin-bottom:6px;display:flex;flex-direction:column;align-items:flex-start;gap:1px}
.dropdown-head small{color:var(--muted);font-size:.8rem;max-width:100%;overflow:hidden;text-overflow:ellipsis}
.dropdown a,.dropdown button{display:flex;align-items:center;gap:10px;width:100%;padding:9px 10px;border:none;background:none;border-radius:7px;text-decoration:none;color:var(--text-2);font-size:.88rem;font-weight:500;cursor:pointer;text-align:left}
.dropdown a:hover,.dropdown button:hover{background:var(--bg);color:var(--text)}
.role-tag{margin-top:6px;font-size:.68rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em;padding:2px 8px;border-radius:999px;background:var(--bg);color:var(--muted)}
.role-admin{background:#fef2f2;color:#b91c1c}
.role-manager{background:#f5f3ff;color:#6d28d9}
.role-cr{background:#ecfdf5;color:#047857}

.content{flex:1;width:100%;max-width:1280px;margin:0 auto;padding:28px 32px 28px}

/* ---------- Alerts ---------- */
.alert{display:flex;align-items:flex-start;gap:10px;padding:12px 14px;border-radius:var(--radius-sm);font-size:.9rem;font-weight:500;margin-bottom:18px;border:1px solid}
.alert .ico{margin-top:1px}
.alert-success{background:#ecfdf5;border-color:#a7f3d0;color:#065f46}
.alert-error{background:#fef2f2;border-color:#fecaca;color:#991b1b}
.alert-info{background:var(--primary-soft);border-color:#c7d7fe;color:#1e40af}

/* ---------- Sections ---------- */
.section{margin-top:44px}
.section-head{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:16px}
.section-head h2{font-size:1.2rem;font-weight:700}
.section-head p{font-size:.88rem;margin-top:3px}
.link-more{display:inline-flex;align-items:center;gap:6px;color:var(--primary);font-weight:600;font-size:.87rem;text-decoration:none;white-space:nowrap}
.link-more:hover{gap:9px}
.link-more .ico{transition:transform .15s}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;border-radius:22px;padding:48px 44px 96px;display:grid;grid-template-columns:minmax(0,1fr);align-items:center;color:#fff;
  background:var(--brand-grad)}
.hero::before{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(255,255,255,.09) 1px,transparent 1px);background-size:22px 22px;mask-image:linear-gradient(90deg,transparent,#000 60%);-webkit-mask-image:linear-gradient(90deg,transparent,#000 60%)}
.hero > *{position:relative}
.hero .hero-mark{position:absolute;right:5%;top:50%;transform:translateY(-62%) rotate(-10deg);color:#fff;opacity:.07;pointer-events:none}
.hero h1{font-size:clamp(1.8rem,2.35vw,2.6rem);font-weight:800;margin:0 0 12px;letter-spacing:-.03em;line-height:1.1}
.hero-copy > p{color:#c7d5f5;font-size:clamp(.95rem,1.05vw,1.08rem);margin-bottom:28px}
.hero-search{display:flex;gap:6px;background:var(--card);padding:6px;border-radius:14px;box-shadow:0 18px 40px rgba(2,6,23,.35)}
.hero-search label{flex:1;display:flex;align-items:center;gap:10px;padding:0 10px;color:var(--faint);cursor:text}
.hero-search input{flex:1;border:none;font:inherit;font-size:1rem;color:var(--text);min-width:0;height:44px;background:transparent}
.hero-search input:focus{outline:none}
.hero-search input::placeholder{color:var(--faint)}


/* ---------- Category chips (shared) ---------- */
.cat-notes{--cc:#2563eb}.cat-assignments{--cc:#7c3aed}.cat-tests{--cc:#d97706}.cat-ue{--cc:#dc2626}
.cat-books{--cc:#059669}.cat-videos{--cc:#db2777}.cat-others{--cc:#64748b}
.cat-chip{display:inline-flex;align-items:center;gap:6px;font-size:.74rem;font-weight:600;padding:3px 9px;border-radius:999px;color:var(--cc);background:color-mix(in srgb,var(--cc) 10%,var(--tint));white-space:nowrap}
.cat-chip b{font-weight:700;color:#fff;background:var(--cc);border-radius:999px;padding:0 6px;font-size:.68rem;line-height:1.5}

/* ---------- Stats ---------- */
.stats{position:relative;z-index:2;display:grid;grid-template-columns:repeat(4,1fr);margin:-58px 28px 0;background:var(--card);border:1px solid var(--border);border-radius:16px;box-shadow:0 14px 36px rgba(15,23,42,.10);overflow:hidden}
:root[data-theme="dark"] .stats{box-shadow:0 14px 36px rgba(0,0,0,.45)}
.stat{padding:22px 24px;display:flex;align-items:center;gap:14px}
.stat + .stat{border-left:1px solid var(--border)}
.stat-ico{width:46px;height:46px;border-radius:12px;display:flex;align-items:center;justify-content:center;color:var(--primary);background:var(--primary-soft)}
.stat strong{display:block;font-size:1.45rem;font-weight:800;line-height:1.1;letter-spacing:-.02em}
.stat span{font-size:.82rem;color:var(--muted)}

/* ---------- Personal ---------- */
.personal{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.6fr);gap:20px;align-items:start}
.personal-program{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow-sm)}
.personal-program h2{font-size:1.1rem;margin:6px 0 4px}
.personal-program p{font-size:.88rem;margin-bottom:16px}
.sem-buttons{display:flex;flex-direction:column;gap:8px}
.sem-btn{display:flex;justify-content:space-between;align-items:center;padding:12px 14px;border:1px solid var(--border);border-radius:var(--radius-sm);text-decoration:none;font-weight:600;font-size:.9rem;transition:.15s}
.sem-btn span{display:flex;align-items:center;gap:10px}
.sem-btn .ico{color:var(--primary)}
.sem-btn:hover{border-color:var(--primary);background:var(--primary-soft)}
.personal-continue .section-head{margin-bottom:12px}

/* ---------- Category tiles ---------- */
.cat-grid{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:12px}
.cat-tile{position:relative;background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:18px 16px;text-decoration:none;display:flex;flex-direction:column;gap:4px;box-shadow:var(--shadow-sm);transition:transform .18s,box-shadow .18s,border-color .18s}
.cat-tile:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:color-mix(in srgb,var(--primary) 35%,var(--tint))}
.cat-ico{width:40px;height:40px;border-radius:11px;display:flex;align-items:center;justify-content:center;color:var(--primary);background:var(--primary-soft);margin-bottom:10px}
.cat-tile strong{font-size:.9rem;font-weight:700;line-height:1.3}
.cat-tile small{font-size:.78rem;color:var(--muted)}
.cat-go{position:absolute;top:16px;right:16px;color:var(--primary);opacity:0;transform:translateX(-4px);transition:opacity .18s,transform .18s}
.cat-tile:hover .cat-go{opacity:1;transform:none}

/* ---------- Steps ---------- */
.steps{list-style:none;display:grid;grid-template-columns:repeat(3,1fr);gap:16px;counter-reset:s}
.steps li{position:relative;background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow-sm);transition:transform .2s,box-shadow .2s,border-color .2s}
.steps li:hover{transform:translateY(-2px);box-shadow:var(--shadow);border-color:color-mix(in srgb,var(--primary) 35%,var(--tint))}
.step-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}
.step-ico{width:42px;height:42px;border-radius:11px;display:grid;place-items:center;color:var(--primary);background:var(--primary-soft)}
.steps strong{display:block;font-size:.98rem;margin-bottom:4px}
.steps p{font-size:.86rem;color:var(--muted)}
.step-n{font-size:.7rem;font-weight:700;letter-spacing:.07em;text-transform:uppercase;color:var(--primary);background:var(--primary-soft);padding:4px 10px;border-radius:999px}

/* ---------- Program cards ---------- */
.program-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px}
.program-card{--accent:var(--primary);position:relative;background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow-sm);text-decoration:none;display:flex;flex-direction:column;gap:8px;transition:border-color .15s,box-shadow .2s,transform .2s;overflow:hidden}
.program-card::before{content:"";position:absolute;inset:0 0 auto 0;height:3px;background:var(--accent);opacity:.9}
.program-card:hover{border-color:var(--border-strong);box-shadow:var(--shadow);transform:translateY(-2px)}
.program-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:6px}
.program-ico{width:42px;height:42px;border-radius:11px;display:flex;align-items:center;justify-content:center;color:var(--accent);background:color-mix(in srgb,var(--accent) 11%,var(--tint))}
.college-tag{font-size:.7rem;font-weight:700;letter-spacing:.05em;padding:3px 9px;border-radius:999px;color:var(--accent);border:1px solid color-mix(in srgb,var(--accent) 30%,var(--tint))}
.program-card h3{font-size:1.02rem;font-weight:700;line-height:1.35}
.program-card p{color:var(--muted);font-size:.86rem;line-height:1.5;flex:1;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.program-foot{display:flex;flex-wrap:wrap;justify-content:space-between;gap:6px 14px;font-size:.79rem;color:var(--muted);padding-top:12px;border-top:1px solid var(--border);margin-top:6px}
.program-foot span{display:inline-flex;align-items:center;gap:5px}

/* ---------- Material list ---------- */
.mlist{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-sm);overflow:hidden}
.mrow{display:flex;align-items:center;gap:14px;padding:14px 18px;border-bottom:1px solid var(--border);transition:background .12s}
.mrow:last-child{border-bottom:none}
.mrow:hover{background:var(--surface-2)}
.file-type{--ft:#64748b;width:42px;height:48px;border-radius:9px;flex:0 0 42px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:1px;color:var(--ft);background:color-mix(in srgb,var(--ft) 9%,var(--tint));border:1px solid color-mix(in srgb,var(--ft) 18%,var(--tint))}
.file-type small{font-size:.56rem;font-weight:800;letter-spacing:.06em}
.mrow-main{flex:1;min-width:0}
.mrow-title{display:block;font-weight:600;font-size:.94rem;text-decoration:none;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.mrow-title:hover{color:var(--primary)}
.mrow-meta{display:flex;flex-wrap:wrap;align-items:center;gap:6px 12px;margin-top:5px;font-size:.79rem;color:var(--muted)}
.mrow-meta > span{display:inline-flex;align-items:center;gap:4px}
.course-chip{--accent:var(--primary);font-size:.72rem;font-weight:700;text-decoration:none;padding:2px 8px;border-radius:6px;color:var(--accent);background:color-mix(in srgb,var(--accent) 10%,var(--tint))}
.course-chip:hover{background:color-mix(in srgb,var(--accent) 18%,var(--tint))}
.mrow-progress{height:4px;border-radius:4px;background:var(--border);margin-top:9px;max-width:280px;overflow:hidden}
.mrow-progress i{display:block;height:100%;background:var(--success);border-radius:4px}
.mrow-actions{display:flex;align-items:center;gap:4px}

/* ---------- Empty ---------- */
.empty{text-align:center;padding:52px 20px;background:var(--card);border:1px dashed var(--border-strong);border-radius:var(--radius);color:var(--muted)}
.empty .stat-ico{margin:0 auto 14px}
.empty h3{color:var(--text);font-size:1.02rem;margin-bottom:4px}
.empty-sm{padding:28px 20px;font-size:.88rem}

/* ---------- CR band ---------- */
.cr-band{margin-top:48px;border-radius:20px;padding:30px 34px;display:flex;align-items:center;gap:22px;color:#dbe6ff;position:relative;overflow:hidden;
  background:var(--brand-grad)}
.cr-band-ico{width:58px;height:58px;border-radius:16px;flex:0 0 58px;display:flex;align-items:center;justify-content:center;color:#fff;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.22)}
.cr-band-copy{flex:1}
.cr-band h2{color:#fff;font-size:1.2rem;margin-bottom:6px}
.cr-band p{font-size:.9rem;max-width:620px}

/* ---------- Modal ---------- */
.modal-bg{position:fixed;inset:0;background:rgba(15,23,42,.55);backdrop-filter:blur(2px);display:none;align-items:center;justify-content:center;padding:20px;z-index:100}
.modal-bg.show{display:flex}
.modal{background:var(--card);border-radius:16px;max-width:440px;width:100%;padding:22px;box-shadow:var(--shadow-lg);animation:pop .18s ease}
@keyframes pop{from{transform:scale(.96) translateY(4px);opacity:0}to{transform:none;opacity:1}}
.modal-head{display:flex;justify-content:space-between;align-items:flex-start;gap:12px;margin-bottom:18px}
.modal-head h3{font-size:1.1rem}
.modal-head p{color:var(--muted);font-size:.88rem;margin-top:2px}
.share-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin-bottom:18px}
.share-opt{display:flex;align-items:center;gap:10px;padding:10px 12px;border:1px solid var(--border);border-radius:10px;background:var(--card);cursor:pointer;font-weight:600;font-size:.88rem;transition:.15s}
.share-opt:hover{border-color:var(--border-strong);background:var(--surface-2)}
.share-ico{width:32px;height:32px;border-radius:8px;color:#fff;display:flex;align-items:center;justify-content:center}
.field-label{display:block;font-size:.82rem;font-weight:600;color:var(--text-2);margin-bottom:6px}
.link-box{display:flex;gap:8px}
.link-box input{flex:1;min-width:0;height:40px;padding:0 12px;border:1px solid var(--border);border-radius:var(--radius-sm);font:inherit;font-size:.84rem;color:var(--muted);background:var(--bg)}

/* ---------- Toast ---------- */
.toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%) translateY(80px);background:#0f172a;color:#fff;padding:12px 20px;border-radius:10px;font-size:.88rem;font-weight:600;opacity:0;transition:.3s;z-index:200;pointer-events:none;box-shadow:var(--shadow-lg)}
.toast.show{transform:translateX(-50%) translateY(0);opacity:1}

/* ---------- Page heading, breadcrumbs, toolbar ---------- */
[hidden]{display:none!important}
.sr-only{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.detail-hero .sr-only + .facts{margin-top:6px}
.page-head{display:flex;justify-content:space-between;align-items:flex-end;gap:16px;flex-wrap:wrap;margin-bottom:22px}
.page-head h1{font-size:1.75rem;font-weight:800;letter-spacing:-.025em}
.page-head p{color:var(--muted);margin-top:4px;max-width:640px}
.page-count{font-size:.85rem;color:var(--muted);font-weight:500}
.crumbs{display:flex;align-items:center;gap:8px;flex-wrap:wrap;font-size:.84rem;color:var(--muted);margin-bottom:14px}
.crumbs a{text-decoration:none}
.crumbs a:hover{color:var(--primary)}
.crumbs .ico{opacity:.55}
.crumbs span{color:var(--text-2);font-weight:500}
.toolbar{display:flex;align-items:center;gap:12px;flex-wrap:wrap;background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:12px;margin-bottom:8px;box-shadow:var(--shadow-sm)}
.toolbar-search{flex:1 1 260px}
.chips{display:flex;gap:6px;flex-wrap:wrap}
.chip{padding:7px 14px;border-radius:999px;border:1px solid var(--border);background:var(--card);color:var(--text-2);font-size:.83rem;font-weight:600;cursor:pointer;transition:background .15s,border-color .15s,color .15s}
.chip:hover{border-color:var(--border-strong);color:var(--text)}
.chip.active{background:var(--text);border-color:var(--text);color:var(--card)}

/* ---------- Programs list ---------- */
.college-group{margin-top:30px;scroll-margin-top:90px}
.college-head{display:flex;align-items:center;gap:12px;margin-bottom:14px}
.college-ico{width:38px;height:38px;border-radius:10px;display:grid;place-items:center;color:var(--accent);background:color-mix(in srgb,var(--accent) 12%,var(--tint))}
.college-head h2{font-size:1.05rem;font-weight:700}
.college-head small{font-size:.8rem;color:var(--muted)}

/* ---------- Program detail ---------- */
.detail-hero{position:relative;overflow:hidden;background:var(--card);border:1px solid var(--border);border-radius:18px;padding:28px 30px;box-shadow:var(--shadow-sm)}
.detail-hero::before{content:"";position:absolute;inset:0 0 auto 0;height:4px;background:var(--accent)}
.detail-hero::after{content:"";position:absolute;right:-90px;top:-90px;width:300px;height:300px;border-radius:50%;background:radial-gradient(circle,color-mix(in srgb,var(--accent) 14%,transparent),transparent 70%);pointer-events:none}
.detail-hero-main{position:relative;z-index:1}
.detail-tags{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:12px}
.code-tag{font-size:.7rem;font-weight:700;letter-spacing:.04em;padding:3px 9px;border-radius:999px;background:var(--bg);color:var(--muted);border:1px solid var(--border)}
.mine-tag{display:inline-flex;align-items:center;gap:5px;font-size:.7rem;font-weight:700;padding:3px 9px;border-radius:999px;background:color-mix(in srgb,var(--success) 12%,var(--tint));color:var(--success)}
.detail-hero h1{font-size:1.85rem;font-weight:800;letter-spacing:-.025em;margin-bottom:8px}
.detail-hero p{color:var(--muted);max-width:760px}
.facts{display:flex;flex-wrap:wrap;gap:10px 22px;margin-top:18px;font-size:.87rem;color:var(--text-2)}
.facts span{display:inline-flex;align-items:center;gap:7px}
.facts .ico{color:var(--muted)}

.term-picker{display:flex;align-items:flex-end;gap:14px;flex-wrap:wrap;margin-top:18px;background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:16px 18px;box-shadow:var(--shadow-sm)}
.term-field{display:flex;flex-direction:column;gap:6px;flex:0 1 260px;min-width:180px}
.term-field label{display:flex;align-items:center;gap:7px;font-size:.76rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:var(--muted)}
.term-field label .ico{color:var(--primary)}
.term-field .select{width:100%;height:44px;font-weight:600;padding:0 40px 0 14px;cursor:pointer;-webkit-appearance:none;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns=%27http://www.w3.org/2000/svg%27 width=%2712%27 height=%2712%27 viewBox=%270 0 24 24%27 fill=%27none%27 stroke=%27%2364748b%27 stroke-width=%273%27 stroke-linecap=%27round%27 stroke-linejoin=%27round%27%3E%3Cpath d=%27m6 9 6 6 6-6%27/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 14px center}
.section-tight{margin-top:28px}

.course-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(290px,1fr));gap:16px}
.course-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:18px;display:flex;flex-direction:column;gap:10px;text-decoration:none;box-shadow:var(--shadow-sm);transition:transform .2s,box-shadow .2s,border-color .15s}
.course-card:hover{transform:translateY(-2px);box-shadow:var(--shadow);border-color:color-mix(in srgb,var(--accent) 40%,var(--border))}
.course-card-top{display:flex;justify-content:space-between;align-items:center}
.course-code{font-size:.76rem;font-weight:800;letter-spacing:.03em;padding:4px 10px;border-radius:7px;color:var(--accent);background:color-mix(in srgb,var(--accent) 11%,var(--tint))}
.course-total{display:inline-flex;align-items:center;gap:5px;font-size:.8rem;font-weight:600;color:var(--muted)}
.course-card h3{font-size:1.02rem;font-weight:700;line-height:1.35}
.course-cats{display:flex;flex-wrap:wrap;gap:6px;min-height:24px}
.course-none{font-size:.8rem;color:var(--faint);font-style:italic}
.course-foot{display:flex;justify-content:space-between;align-items:center;margin-top:auto;padding-top:12px;border-top:1px solid var(--border);font-size:.79rem;color:var(--muted)}
.course-open{display:inline-flex;align-items:center;gap:6px;font-weight:600;color:var(--primary)}
.course-card:hover .course-open{gap:9px}
:root[data-theme="dark"] .course-code{color:color-mix(in srgb,var(--accent) 65%,#fff)}

/* ---------- Floating buttons: search, theme, back to top ---------- */
.fab-stack{position:fixed;right:24px;bottom:24px;z-index:80;display:flex;flex-direction:column;gap:10px}
.fab{width:46px;height:46px;border-radius:50%;display:grid;place-items:center;background:var(--card);color:var(--text);border:1px solid var(--border-strong);box-shadow:var(--shadow);cursor:pointer;transition:transform .2s,border-color .2s,color .2s,background .2s}
.fab:hover{border-color:var(--primary);color:var(--primary);transform:translateY(-2px)}
.fab:focus-visible{outline:2px solid var(--primary);outline-offset:2px}
.fab-menu{display:none;flex-direction:column;gap:10px}
.fab-open .fab-menu{display:flex}
.fab-open .fab-menu .fab{animation:fab-in .22s ease both}
.fab-open .fab-menu .fab:nth-child(1){animation-delay:.04s}
@keyframes fab-in{from{opacity:0;transform:translateY(10px) scale(.85)}to{opacity:1;transform:none}}
.fab-toggle{background:var(--text);border-color:var(--text);color:var(--card);font-size:22px}
.fab-toggle:hover{background:var(--text);color:var(--card);border-color:var(--text)}
.fab-toggle .ti{transition:transform .25s ease}
.fab-open .fab-toggle .ti{transform:rotate(45deg)}
.fab-top{display:none;background:var(--primary);border-color:var(--primary);color:#fff;box-shadow:0 10px 24px rgba(37,99,235,.4)}
.fab-top:hover{background:var(--primary-dark);color:#fff}
.fab-top.is-visible{display:grid;animation:pop .2s ease}
.theme-ico{font-size:21px;line-height:1}
.theme-ico-sun{display:none}
:root[data-theme="dark"] .theme-ico-sun{display:inline-block}
:root[data-theme="dark"] .theme-ico-moon{display:none}

.search-modal{position:fixed;inset:0;z-index:110;background:rgba(2,6,23,.55);backdrop-filter:blur(3px);display:none;align-items:flex-start;justify-content:center;padding:12vh 20px 20px}
.search-modal.show{display:flex}
.search-panel{width:100%;max-width:620px;background:var(--card);border:1px solid var(--border);border-radius:16px;box-shadow:var(--shadow-lg);overflow:hidden;animation:pop .16s ease}
.search-panel-form{display:flex;align-items:center;gap:12px;padding:0 12px 0 20px;border-bottom:1px solid var(--border)}
.search-panel-form input{flex:1;min-width:0;height:62px;border:none;background:transparent;font:inherit;font-size:1.05rem;color:var(--text)}
.search-panel-form input:focus{outline:none}
.search-panel-form input::placeholder{color:var(--faint)}
.search-panel-body{padding:16px 18px 18px}
.search-panel-body small{display:block;font-size:.7rem;font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:var(--faint);margin-bottom:10px}
.search-quick{display:flex;flex-wrap:wrap;gap:8px}
.search-quick .cat-chip{padding:6px 12px;font-size:.82rem;text-decoration:none}
.search-quick .cat-chip:hover{background:color-mix(in srgb,var(--cc) 18%,var(--tint))}

/* ---------- Dark mode tweaks ---------- */
:root[data-theme="dark"] .alert-success{background:#06261d;border-color:#0e4d3a;color:#6ee7b7}
:root[data-theme="dark"] .alert-error{background:#2a0f12;border-color:#5b1d22;color:#fca5a5}
:root[data-theme="dark"] .alert-info{border-color:#1e3a8a;color:#93c5fd}
:root[data-theme="dark"] .cat-chip,
:root[data-theme="dark"] .course-chip,
:root[data-theme="dark"] .college-tag{color:color-mix(in srgb,var(--cc,var(--accent)) 65%,#fff)}
:root[data-theme="dark"] .course-chip{color:color-mix(in srgb,var(--accent) 65%,#fff)}
:root[data-theme="dark"] .role-admin{background:#2a0f12;color:#fca5a5}
:root[data-theme="dark"] .role-manager{background:#1e1538;color:#c4b5fd}
:root[data-theme="dark"] .role-cr{background:#06261d;color:#6ee7b7}
:root[data-theme="dark"] .toast{background:#e5eaf3;color:#0f172a}
:root[data-theme="dark"] .hero-search{background:#fff}
:root[data-theme="dark"] .hero-search input{color:#0f172a}

/* ---------- Form controls ---------- */
.input,.select{height:42px;padding:0 12px;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--card);font:inherit;font-size:.9rem;color:var(--text);width:100%;transition:border-color .15s,box-shadow .15s}
.input:focus,.select:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 4px rgba(37,99,235,.1)}
.input-ico{position:relative;display:flex;align-items:center}
.input-ico > .ico{position:absolute;left:13px;color:var(--faint);pointer-events:none}
.input-ico .input{padding-left:40px}

/* =========================================================
   Auth pages (login / register / setup)
   ========================================================= */
.form{display:flex;flex-direction:column;gap:16px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.form-row-wide{grid-template-columns:1fr 110px}
.field{display:flex;flex-direction:column;gap:6px;min-width:0}
.field label{font-size:.85rem;font-weight:600;color:var(--text-2);display:flex;justify-content:space-between}
.field .input,.field .select{height:44px}
.field.has-error .input,.field.has-error .select{border-color:var(--error)}
.field-error{color:var(--error);font-size:.8rem;font-weight:500}
.field-hint{color:var(--muted);font-size:.8rem;font-weight:400}
.pw-toggle{position:absolute;right:4px;width:36px;height:36px}
.input.has-toggle{padding-right:44px}
.check{display:flex;align-items:flex-start;gap:10px;font-size:.86rem;color:var(--text-2);cursor:pointer}
.check input{width:16px;height:16px;margin-top:2px;accent-color:var(--primary);flex:0 0 16px}
.form .btn-lg{margin-top:4px}
.form-foot{text-align:center;font-size:.88rem;color:var(--muted);margin-top:20px}
.form-foot a{color:var(--primary);font-weight:600;text-decoration:none}
.strength{height:4px;border-radius:4px;background:var(--border);overflow:hidden}
.strength i{display:block;height:100%;width:0;transition:width .25s,background .25s}

/* =========================================================
   Responsive
   ========================================================= */
@media(max-width:1280px){
  .cat-grid{grid-template-columns:repeat(4,minmax(0,1fr))}
}
@media(max-width:1180px){
  .hero{padding:40px 32px 92px}
  .stats{grid-template-columns:repeat(2,1fr)}
  .stat:nth-child(3){border-left:none}
  .stat:nth-child(n+3){border-top:1px solid var(--border)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .personal{grid-template-columns:minmax(0,1fr)}
}
@media(max-width:1024px){
  .sidebar{transform:translateX(-100%);box-shadow:var(--shadow-lg)}
  .sidebar.open{transform:none}
  .sidebar-close{display:inline-flex}
  .sidebar-overlay{position:fixed;inset:0;background:rgba(15,23,42,.5);z-index:55}
  .sidebar.open + .sidebar-overlay{display:block}
  .main{margin-left:0}
}
@media(max-width:860px){
  .top-search kbd{display:none}
  .top-upload{display:none}
}
/* Phones: app layout with brand + account on top, search below, bottom navigation */
@media(max-width:768px){
  .sb-toggle,.sidebar,.sidebar-overlay{display:none!important}
  .topbar{position:fixed;top:0;left:0;right:0;height:auto;flex-wrap:wrap;padding:12px 16px;gap:12px}
  .college-group{scroll-margin-top:140px}
  .top-brand{display:flex}
  .top-actions{margin-left:auto}
  .top-search{display:flex;order:3;flex:1 1 100%;max-width:none}
  .top-search input{height:44px}
  .top-search{max-height:60px;transition:max-height .25s ease,opacity .2s ease,margin .25s ease}
  .topbar.search-hidden .top-search{max-height:0;opacity:0;margin-top:-12px;pointer-events:none}
  .top-upload,.guest-btn{display:none}
  .guest-menu{display:block}
  .user-name{display:none}
  .user-btn{padding:3px 10px 3px 3px;gap:6px}
  .content{padding-top:134px;padding-bottom:calc(90px + env(safe-area-inset-bottom))}
  .toast{bottom:calc(90px + env(safe-area-inset-bottom))}
  .fab-stack{right:16px;bottom:calc(84px + env(safe-area-inset-bottom))}
  .search-modal{padding:70px 12px 12px}
  .hero{padding:26px 18px 66px;border-radius:18px}
  .hero .hero-mark{display:none}
  .stats{margin:-44px 10px 0;border-radius:14px}
  .top-title{display:none}
  .notif-btn{width:38px;height:38px;flex-basis:38px}
  .notif-dropdown{position:fixed;left:12px;right:12px;top:62px;width:auto}
  .hero h1{font-size:1.65rem;line-height:1.15;margin:0 0 10px}
  .hero-copy > p{font-size:.93rem;line-height:1.55;margin-bottom:0}
  .hero-search{display:none}
  .page-head h1{font-size:1.45rem}
  .detail-hero{padding:22px 18px}
  .detail-hero h1{font-size:1.4rem}
  .term-picker{display:grid;grid-template-columns:1fr 1fr;gap:10px;padding:14px}
  .term-field{min-width:0}
  .term-field .select{padding-left:12px;padding-right:32px;background-position:right 11px center;font-size:.86rem}
  .toolbar .chips{flex-wrap:nowrap;overflow-x:auto;scrollbar-width:none;width:100%}
  .chip{flex:0 0 auto}
  .fab{width:42px;height:42px}

  .mobile-nav{display:flex;position:fixed;left:0;right:0;bottom:0;z-index:70;height:calc(70px + env(safe-area-inset-bottom));padding:0 20px env(safe-area-inset-bottom);align-items:center;justify-content:space-between;
    background:color-mix(in srgb,var(--card) 94%,transparent);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-top:1px solid var(--border)}
  .mnav-group{display:flex;align-items:center;gap:18px;flex:1}
  .mnav-group.right{justify-content:flex-end}
  .mnav-item{display:flex;flex-direction:column;align-items:center;gap:4px;min-width:54px;padding:6px;border-radius:12px;color:var(--muted);font-size:.66rem;font-weight:600;text-decoration:none;transition:color .2s}
  .mnav-item:active .ico{transform:scale(.9)}
  .mnav-item.is-active{color:var(--primary)}
  .mnav-center{flex-shrink:0;margin:0 8px}
  .mnav-main{position:relative;width:58px;height:58px;border-radius:50%;display:grid;place-items:center;color:var(--text);text-decoration:none;
    background:var(--brand-flat);box-shadow:0 0 22px rgba(37,99,235,.45),0 0 0 4px color-mix(in srgb,var(--card) 60%,transparent);transform:translateY(-16px);transition:transform .2s}
  .mnav-main::before{content:"";position:absolute;inset:3px;border-radius:50%;background:var(--card)}
  .mnav-main .ico{position:relative;z-index:1}
  .mnav-main:active{transform:translateY(-13px) scale(.95)}
}
@media(max-width:360px){
  .mobile-nav{padding-inline:8px}
  .mnav-group{gap:2px;justify-content:space-around}
  .mnav-item{min-width:0;padding:6px 4px}
}
@media(max-width:640px){
  body{font-size:14.5px}
  .top-actions .btn-outline{display:none}
  .content{padding:134px 16px calc(90px + env(safe-area-inset-bottom))}
  .section{margin-top:34px}

  .stat{padding:14px;gap:10px}
  .stat-ico{width:38px;height:38px}
  .stat strong{font-size:1.2rem}
  .cat-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .steps{grid-template-columns:1fr}
  .mrow{padding:12px 14px;gap:12px}
  .mrow .hide-sm{display:none}
  .mrow-actions .btn-outline{display:none}
  .cr-band{flex-direction:column;align-items:flex-start;padding:24px 20px}
  .form-row{grid-template-columns:1fr}
}
@media(max-width:420px){
  .hero h1{font-size:1.45rem}
}
/* About page */
.about-hero{--accent:var(--primary);padding:36px 34px}
.about-hero h1{font-size:clamp(1.5rem,2.2vw,2.1rem);margin:10px 0 10px}
.about-stats{margin:18px 0 0;box-shadow:var(--shadow-sm)}
@media(max-width:768px){.about-hero{padding:24px 18px}.about-stats{margin:14px 0 0}}
.dev-card{display:flex;align-items:center;gap:20px;background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:24px 26px;box-shadow:var(--shadow-sm)}
.dev-ico{width:52px;height:52px;flex:0 0 52px;border-radius:14px;display:grid;place-items:center;color:var(--primary);background:var(--primary-soft)}
.dev-copy{flex:1;min-width:0}
.dev-copy h2{font-size:1.15rem;margin:4px 0 6px}
.dev-copy p{font-size:.9rem;color:var(--muted);max-width:720px}
@media(max-width:768px){.dev-card{flex-direction:column;align-items:flex-start;padding:20px 18px}}
.toolbar-select{position:relative;display:flex;align-items:center;flex:0 1 300px;min-width:220px}
.toolbar-select > .ico{position:absolute;left:13px;color:var(--primary);pointer-events:none}
.toolbar-select .select{width:100%;padding:0 38px 0 38px;font-weight:600;cursor:pointer;-webkit-appearance:none;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 14px center}
@media(max-width:768px){.toolbar-select{flex:1 1 100%}}
[data-term-results]{transition:opacity .15s ease}
[data-term-results].is-loading{opacity:.45;pointer-events:none}
/* ---------- Error pages (403 / 404 / 500) ---------- */
.error-body{min-height:100vh;display:flex;flex-direction:column;background:
  radial-gradient(700px 400px at 85% -10%,color-mix(in srgb,var(--primary) 14%,transparent),transparent 70%),
  radial-gradient(600px 360px at 0% 110%,color-mix(in srgb,#4338ca 10%,transparent),transparent 70%),var(--bg)}
.error-top{padding:20px 28px}
.error-brand{display:inline-flex}
.error-wrap{flex:1;display:flex;align-items:center;justify-content:center;padding:20px 16px 40px}
.error-card{position:relative;width:100%;max-width:620px;text-align:center;background:var(--card);border:1px solid var(--border);border-radius:22px;padding:44px 36px 36px;box-shadow:var(--shadow-lg);overflow:hidden}
.error-code{font-size:clamp(5rem,14vw,7.5rem);font-weight:800;line-height:1;letter-spacing:-.06em;margin-bottom:-18px;
  background:var(--brand-flat);-webkit-background-clip:text;background-clip:text;color:transparent;opacity:.18;user-select:none}
.error-ico{position:relative;width:60px;height:60px;margin:0 auto 18px;border-radius:18px;display:grid;place-items:center;color:#fff;background:var(--brand-flat);box-shadow:0 10px 24px rgba(37,99,235,.35)}
.error-card h1{font-size:1.6rem;font-weight:800;letter-spacing:-.02em;margin-bottom:10px}
.error-card p{color:var(--muted);font-size:.98rem;max-width:420px;margin:0 auto 26px}
.error-actions{display:flex;flex-wrap:wrap;gap:10px;justify-content:center}
.error-foot{text-align:center;padding:18px;font-size:.8rem;color:var(--faint)}
@media(max-width:640px){
  .top-brand.error-brand{display:inline-flex}
  .error-card{padding:34px 20px 26px;border-radius:18px}
  .error-actions .btn{flex:1 1 100%}
}
.error-in-app{padding:24px 0 8px;min-height:calc(100vh - 160px)}
.error-in-app .error-card{box-shadow:var(--shadow)}
@media(max-width:768px){.error-in-app{min-height:0;padding:8px 0}}

/* =========================================================
   Public pages: course, material + reader, search, library, account
   ========================================================= */
.panel{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow-sm)}
.panel + .panel{margin-top:16px}
.panel-title{display:flex;align-items:center;gap:9px;font-size:1rem;font-weight:700;margin-bottom:4px}
.panel-title .ico{color:var(--primary)}
.panel-sub{font-size:.86rem;color:var(--muted);margin-bottom:16px}
.kv{list-style:none;display:flex;flex-direction:column;margin-top:14px}
.kv li{display:flex;justify-content:space-between;gap:14px;padding:10px 0;border-top:1px solid var(--border);font-size:.86rem}
.kv span{color:var(--muted);flex:0 0 auto}
.kv strong{font-weight:600;text-align:right;min-width:0}
.kv a{color:var(--primary);text-decoration:none}

/* Course page */
.course-filter{display:flex;align-items:flex-end;gap:14px;flex-wrap:wrap;margin-top:18px;background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:16px 18px;box-shadow:var(--shadow-sm)}
.course-filter .term-field{flex:0 1 300px}
.term-field .toolbar-select{flex:none;min-width:0;width:100%}
.course-filter .select{height:44px;font-weight:600}
.year-group + .year-group{margin-top:22px}
.year-title{display:flex;align-items:center;gap:8px;font-size:.76rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);margin-bottom:10px}
.year-title .ico{color:var(--primary)}
.year-title span{font-size:.7rem;padding:1px 7px;border-radius:999px;background:var(--primary-soft);color:var(--primary)}

/* Material page */
.material-layout{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:20px;align-items:start}
.material-side{position:sticky;top:86px}
.panel-tags{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:10px}
.material-title{font-size:1.15rem;font-weight:700;line-height:1.35;letter-spacing:-.01em}
.material-desc{font-size:.88rem;color:var(--muted);margin-top:8px}
.material-actions{display:flex;flex-direction:column;gap:8px;margin-top:16px}
.material-actions-row{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.btn.is-saved{border-color:var(--primary);color:var(--primary);background:var(--primary-soft)}
.btn.is-saved .ico{font-weight:900}
.side-note{margin-top:14px;font-size:.82rem;line-height:1.5;color:var(--muted)}
.side-note .ico{display:inline-flex;margin-right:4px;vertical-align:-2px}
.side-note a{color:var(--primary);font-weight:600;text-decoration:none}
.related-list{display:flex;flex-direction:column;gap:4px;margin-top:10px}
.related-item{display:flex;align-items:center;gap:12px;padding:8px;border-radius:10px;text-decoration:none;transition:background .15s}
.related-item:hover{background:var(--bg)}
.related-item .file-type{width:36px;height:40px;flex-basis:36px}
.related-item span{display:flex;flex-direction:column;min-width:0}
.related-item strong{font-size:.86rem;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.related-item small{font-size:.76rem;color:var(--muted)}

.video-frame{position:relative;aspect-ratio:16/9;background:#000;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}
.video-frame iframe,.video-frame video{position:absolute;inset:0;width:100%;height:100%;border:0}
.office-frame{height:80vh;min-height:420px;background:var(--card);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm)}
.office-frame iframe{display:block;width:100%;height:100%;border:0}
.image-frame{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:12px;text-align:center}
.image-frame img{max-width:100%;height:auto;border-radius:8px;display:inline-block}
.file-preview{display:flex;flex-direction:column;align-items:center;text-align:center;gap:12px;background:var(--card);border:1px dashed var(--border-strong);border-radius:var(--radius);padding:56px 24px}
.file-preview .file-type{width:72px;height:82px;flex-basis:auto;border-radius:16px}
.file-preview .file-type .ico{font-size:34px!important}
.file-preview h2{font-size:1.1rem;word-break:break-word}
.file-preview p{color:var(--muted);font-size:.9rem;max-width:440px;margin-bottom:6px}

/* Reader */
.reader{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-sm);overflow:hidden;outline:none}
.reader-bar{display:flex;justify-content:space-between;align-items:center;gap:10px;flex-wrap:wrap;padding:10px 12px;border-bottom:1px solid var(--border)}
.reader-group{display:flex;align-items:center;gap:8px}
.reader-btn{width:36px;height:36px;display:grid;place-items:center;border:1px solid var(--border);border-radius:9px;background:var(--card);color:var(--text-2);cursor:pointer;transition:border-color .15s,color .15s}
.reader-btn:hover:not(:disabled){border-color:var(--primary);color:var(--primary)}
.reader-btn:disabled{opacity:.4;cursor:default}
.reader-page{display:flex;align-items:center;gap:6px;font-size:.86rem;color:var(--muted)}
.reader-page input{width:58px;height:36px;text-align:center;border:1px solid var(--border);border-radius:9px;background:var(--bg);color:var(--text);font:inherit;font-weight:600}
.reader-page b{color:var(--text)}
.reader-modes{display:flex;gap:2px;padding:3px;border-radius:10px;background:var(--bg);border:1px solid var(--border)}
.reader-modes button{display:inline-flex;align-items:center;gap:6px;padding:6px 11px;border:none;border-radius:7px;background:none;color:var(--muted);font-size:.82rem;font-weight:600;cursor:pointer}
.reader-modes button.active{background:var(--card);color:var(--primary);box-shadow:var(--shadow-sm)}
.reader-stage{position:relative;min-height:520px;padding:24px;background:radial-gradient(circle at 50% 0%,color-mix(in srgb,var(--primary) 6%,transparent),transparent 60%),var(--bg)}
.flipbook{max-width:1100px;margin:0 auto}
.flipbook .stf__parent{margin:0 auto}
.flipbook .stf__item{box-shadow:0 2px 14px rgba(15,23,42,.18);background:#fff}
.scrollbook{max-height:78vh;overflow-y:auto;display:flex;flex-direction:column;align-items:center;gap:16px;position:relative;padding:4px}
.scrollbook img{width:100%;max-width:820px;height:auto;background:#fff;border-radius:4px;box-shadow:0 2px 14px rgba(15,23,42,.15)}
.reader-loading{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;color:var(--muted);font-size:.88rem}
.reader-spinner{width:38px;height:38px;border-radius:50%;border:3px solid var(--border);border-top-color:var(--primary);animation:spin .8s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.reader-bar-progress{width:220px;height:4px;border-radius:4px;background:var(--border);overflow:hidden}
.reader-bar-progress i{display:block;height:100%;width:0;background:var(--primary);transition:width .2s}
.reader-iframe{display:block;width:100%;height:80vh;border:0;background:#fff}
.reader.is-fallback .reader-bar{display:none}
.reader.is-fallback .reader-stage{padding:0;min-height:0}
.reader.is-slides .reader-stage{min-height:0}
.reader.is-fullscreen{border-radius:0;display:flex;flex-direction:column}
.reader.is-fullscreen .reader-stage{flex:1;overflow:auto}
.reader.is-fullscreen .scrollbook{max-height:none}

/* Search page */
.search-page-form{display:flex;gap:12px;flex-wrap:wrap;background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:12px;box-shadow:var(--shadow-sm)}
.search-page-input{position:relative;display:flex;align-items:center;flex:1 1 360px}
.search-page-input > .ico{position:absolute;left:14px;color:var(--faint);pointer-events:none}
.search-page-input input{width:100%;height:46px;padding:0 54px 0 42px;border:1px solid var(--border);border-radius:11px;background:var(--bg);font:inherit;font-size:.95rem;color:var(--text)}
.search-page-input input:focus{outline:none;border-color:var(--primary);background:var(--card);box-shadow:0 0 0 4px rgba(37,99,235,.1)}
.search-page-input .search-go{position:absolute;right:4px;width:38px;height:38px}
.search-page-filters{display:flex;gap:10px;flex-wrap:wrap}
.search-page-filters .toolbar-select{flex:1 1 210px}
.search-page-filters .select{height:46px}
.course-result-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:10px}
.course-result{display:flex;align-items:center;gap:12px;padding:12px 14px;background:var(--card);border:1px solid var(--border);border-radius:12px;text-decoration:none;transition:border-color .15s,box-shadow .15s}
.course-result:hover{border-color:color-mix(in srgb,var(--primary) 40%,var(--border));box-shadow:var(--shadow)}
.course-result-text{flex:1;min-width:0;display:flex;flex-direction:column}
.course-result-text strong{font-size:.9rem;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.course-result-text small{font-size:.76rem;color:var(--muted)}
.pager{display:flex;justify-content:center;align-items:center;gap:14px;margin-top:18px;font-size:.86rem;color:var(--muted)}

/* Library */
.library-summary{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}
.library-summary .stat{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-sm)}
.mrow-actions form{display:inline-flex}

/* Account */
.account-layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:20px;align-items:start}
.account-main .panel + .panel{margin-top:16px}
.account-main .form{max-width:620px}
.account-card{display:flex;flex-direction:column;align-items:center;text-align:center;gap:2px}
.account-card .kv{width:100%;text-align:left}
.account-card small{color:var(--muted);font-size:.84rem}
.account-card .role-tag{margin-top:8px}
.avatar-lg{width:68px;height:68px;font-size:1.3rem;margin-bottom:10px}
.input:disabled{background:var(--bg);color:var(--muted);cursor:not-allowed}

@media(max-width:1100px){
  .material-layout,.account-layout{grid-template-columns:minmax(0,1fr)}
  .material-side{position:static}
}
@media(max-width:768px){
  .course-filter{display:grid;grid-template-columns:1fr 1fr;gap:10px;padding:14px}
  .course-filter .term-field{min-width:0}
  .course-filter .select{font-size:.86rem;padding-left:34px;padding-right:28px;background-position:right 10px center}
  .reader-stage{padding:12px;min-height:380px}
  .reader-modes span{display:none}
  .search-page-filters{width:100%}
  .library-summary{grid-template-columns:1fr 1fr}
  .course-result-list{grid-template-columns:1fr}
}
.auth-body{background:var(--bg)}
.auth{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:28px}
.auth-card{width:100%;max-width:1320px;min-height:min(820px,calc(100vh - 56px));display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.05fr);background:var(--card);border:1px solid var(--border);border-radius:24px;overflow:hidden;box-shadow:0 24px 60px rgba(15,23,42,.10)}
:root[data-theme="dark"] .auth-card{box-shadow:0 24px 60px rgba(0,0,0,.5)}
.auth-aside{position:relative;overflow:hidden;display:flex;flex-direction:column;justify-content:space-between;padding:44px 48px;color:#fff;
  background:var(--brand-grad)}
.auth-aside::before{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(255,255,255,.10) 1px,transparent 1px);background-size:22px 22px;-webkit-mask-image:linear-gradient(180deg,#000,transparent 85%);mask-image:linear-gradient(180deg,#000,transparent 85%)}
.auth-art{position:absolute;right:-60px;top:42%;transform:translateY(-50%) rotate(-12deg);color:#fff;opacity:.08;pointer-events:none}
.auth-brand{position:relative;display:inline-flex;align-items:center;gap:11px;color:#fff;text-decoration:none;font-weight:800;font-size:1.35rem;letter-spacing:-.02em}
.auth-brand b{color:#93c5fd;font-weight:800}
.auth-pitch{position:relative;max-width:460px}
.auth-pitch h2{font-size:clamp(1.8rem,2.4vw,2.3rem);font-weight:800;line-height:1.15;letter-spacing:-.03em;margin-bottom:14px}
.auth-pitch p{color:#c7d5f5;font-size:1rem;margin-bottom:26px}
.auth-points{list-style:none;display:flex;flex-direction:column;gap:14px}
.auth-points li{display:flex;align-items:center;gap:12px;font-size:.95rem;color:#e6edff}
.auth-points .tick{width:26px;height:26px;flex:0 0 26px;border-radius:50%;display:grid;place-items:center;background:rgba(255,255,255,.14);color:#bfdbfe}
.auth-aside-copy{position:relative;color:#9fb3e0;font-size:.82rem}
.auth-switch{font-size:.9rem;color:var(--muted)}
.auth-switch a{color:var(--primary);font-weight:600;text-decoration:none}

.auth-main{display:flex;flex-direction:column;padding:32px 48px 26px}
.auth-top{display:flex;justify-content:space-between;align-items:center}
.auth-top .back{display:inline-flex;align-items:center;gap:8px;color:var(--muted);font-size:.92rem;font-weight:500;text-decoration:none}
.auth-top .back:hover{color:var(--text)}
.auth-form-wrap{margin:auto;width:100%;max-width:470px;padding:34px 0}
.auth-form-wrap h1{font-size:2.1rem;font-weight:800;letter-spacing:-.03em;margin-bottom:8px}
.auth-form-wrap > p{color:var(--muted);font-size:1.02rem;margin-bottom:30px}

/* Filled, rounded fields and a pill button, like the reference design */
.auth-card .field label{font-size:.9rem;color:var(--text)}
.auth-card .field .input,.auth-card .field .select{height:56px;border-radius:13px;background:var(--bg);border-color:var(--border);font-size:.98rem}
.auth-card .field .input:focus,.auth-card .field .select:focus{background:var(--card)}
.auth-card .input-ico > .ico{left:18px;color:var(--muted)}
.auth-card .input-ico .input{padding-left:48px}
.auth-card .pw-toggle{right:8px}
.auth-card .form .btn-lg{height:56px;border-radius:999px;font-size:1rem}
.auth-card .form-foot{margin-top:24px;font-size:.95rem}
.auth-card .form-foot a{color:var(--primary)}
.auth-card .field label a{color:var(--primary);font-weight:600}

@media(max-width:960px){
  .auth{padding:0}
  .auth-card{grid-template-columns:1fr;min-height:100vh;border-radius:0;border:none}
  .auth-aside{display:none}
}
@media(max-width:640px){
  .auth-main{padding:20px 18px}
  .auth-form-wrap h1{font-size:1.7rem}
}

/* =========================================================
   Sliding login / sign-up (includes/auth_view.php)
   ========================================================= */
.auth-slide-wrap{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;padding:22px 28px 28px}
.auth-slide-back{align-self:center;width:100%;max-width:1200px;display:inline-flex;align-items:center;gap:8px;color:var(--primary);font-weight:600;font-size:.95rem;text-decoration:none}
.auth-slide-back:hover{text-decoration:underline}
.auth-slide{--slide:.45s cubic-bezier(.65,0,.35,1);position:relative;width:100%;max-width:1200px;height:min(780px,calc(100vh - 90px));min-height:640px;background:var(--card);border:1px solid var(--border);border-radius:26px;overflow:hidden;box-shadow:0 24px 60px rgba(15,23,42,.10)}
:root[data-theme="dark"] .auth-slide{box-shadow:0 24px 60px rgba(0,0,0,.5)}

/* soft decorative circles behind the forms */
.auth-dot{position:absolute;border-radius:50%;background:color-mix(in srgb,var(--primary) 7%,transparent);pointer-events:none;z-index:0}
.auth-dot.d1{width:520px;height:520px;top:-220px;left:-170px}
.auth-dot.d2{width:240px;height:240px;top:24%;left:41%}
.auth-dot.d3{width:180px;height:180px;bottom:-60px;left:30%}

/* the two forms */
.auth-pane{position:absolute;top:0;bottom:0;width:50%;z-index:1;display:flex;align-items:center;justify-content:center;padding:40px 56px;overflow-y:auto;transition:opacity .28s ease,transform var(--slide)}
.auth-pane-register{left:0}
.auth-pane-login{left:50%}
.auth-pane-inner{width:100%;max-width:440px;margin:auto 0}
.auth-pane h1{font-size:2rem;font-weight:800;letter-spacing:-.03em;color:var(--primary);margin-bottom:6px}
.auth-sub{color:var(--muted);margin-bottom:24px}
.auth-pane .field .input,.auth-pane .field .select{height:52px;border-radius:12px;background:var(--bg)}
.auth-pane .field .input:focus,.auth-pane .field .select:focus{background:var(--card)}
.auth-pane .input-ico > .ico{left:17px;color:var(--muted)}
.auth-pane .input-ico .input{padding-left:46px}
.auth-pane .form{gap:14px}
.auth-pane .form .btn-lg{height:54px;border-radius:12px}
.auth-mobile-switch{display:none}
.auth-slide[data-mode="register"] .auth-pane-login{opacity:0;pointer-events:none;transform:translateX(-18%)}
.auth-slide[data-mode="login"] .auth-pane-register{opacity:0;pointer-events:none;transform:translateX(18%)}

/* the sliding panel: half the card, drawn as a huge circle that curves into the other half */
.auth-overlay{position:absolute;top:0;bottom:0;left:50%;width:50%;z-index:5;overflow:hidden;transition:transform var(--slide)}
.auth-overlay::before{content:"";position:absolute;top:50%;left:0;width:200%;aspect-ratio:1;border-radius:50%;transform:translateY(-50%);transition:left var(--slide);
  background:var(--brand-grad)}
.auth-slide[data-mode="login"] .auth-overlay{transform:translateX(-100%)}
.auth-slide[data-mode="login"] .auth-overlay::before{left:-100%}

.auth-overlay-panel{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;gap:14px;color:#fff;transition:opacity .28s ease,transform var(--slide)}
.auth-overlay-to-login{padding:48px 48px 48px 96px}
.auth-overlay-to-register{padding:48px 96px 48px 48px}
.auth-slide[data-mode="register"] .auth-overlay-to-register{opacity:0;pointer-events:none;transform:translateX(-25%)}
.auth-slide[data-mode="login"] .auth-overlay-to-login{opacity:0;pointer-events:none;transform:translateX(25%)}
.auth-overlay-panel .auth-brand{margin-bottom:18px}
.auth-overlay-panel h2{font-size:clamp(2rem,3.2vw,2.9rem);font-weight:800;letter-spacing:-.03em;line-height:1.1}
.auth-overlay-panel p{max-width:330px;color:#dbe6ff;font-size:1rem}
.auth-overlay-btn{margin-top:10px;min-width:180px;height:52px;border-radius:14px;border:2px solid rgba(255,255,255,.85);color:#fff;background:transparent;font-size:1rem}
.auth-overlay-btn:hover{background:#fff;color:var(--primary-dark)}

@media(max-width:900px){
  .auth-slide-wrap{padding:16px;justify-content:flex-start}
  .auth-slide{height:auto;min-height:0;border-radius:20px}
  .auth-overlay,.auth-dot.d2,.auth-dot.d3{display:none}
  .auth-pane{position:static;width:100%;padding:28px 20px;overflow:visible;transform:none!important;opacity:1!important}
  .auth-slide[data-mode="register"] .auth-pane-login,
  .auth-slide[data-mode="login"] .auth-pane-register{display:none}
  .auth-mobile-switch{display:block}
  .auth-pane h1{font-size:1.7rem}
}

/* Phone header + two-button row (hidden on large screens) */
.auth-mobile-head,.auth-alt-btn{display:none}
.auth-actions{display:flex;gap:10px}

@media(max-width:900px){
  .auth-slide-wrap{padding:0;gap:0;justify-content:flex-start;background:var(--card)}
  .auth-slide-back,.auth-dot{display:none}
  .auth-slide{max-width:none;border:none;border-radius:0;box-shadow:none;min-height:100vh}

  .auth-mobile-head{position:relative;display:flex;flex-direction:column;align-items:center;gap:10px;padding:46px 20px 64px;margin-bottom:22px;border-radius:0 0 50% 50% / 0 0 70px 70px;box-shadow:0 12px 28px rgba(37,99,235,.25);color:#fff;text-align:center;
    background:var(--brand-grad)}
  .auth-mobile-back{position:absolute;top:16px;left:14px;width:38px;height:38px;display:grid;place-items:center;border-radius:50%;color:#fff;background:rgba(255,255,255,.14)}
  .auth-mobile-logo{width:72px;height:72px;border-radius:17px;box-shadow:0 0 0 3px rgba(255,255,255,.3),0 10px 24px rgba(15,23,42,.25)}
  .auth-mobile-head strong{font-size:1.5rem;font-weight:800;letter-spacing:-.02em}
  .auth-mobile-head strong b{color:#bfdbfe;font-weight:800}

  .auth-pane{padding:4px 24px 32px}
  .auth-pane-inner{max-width:460px;margin:0 auto}
  .auth-pane h1{text-align:center;font-size:1.55rem;color:var(--text);margin-bottom:4px}
  .auth-sub{text-align:center;font-size:.9rem;margin-bottom:18px}
  .auth-mobile-switch{display:none}

  /* underlined fields */
  .auth-pane .form{gap:16px}
  .auth-pane .field label{font-size:.82rem;color:var(--muted)}
  .auth-pane .field .input,.auth-pane .field .select{height:42px;padding-left:2px;border:none;border-bottom:1.5px solid var(--border-strong);border-radius:0;background:transparent;box-shadow:none}
  .auth-pane .field .input:focus,.auth-pane .field .select:focus{border-bottom-color:var(--primary);background:transparent;box-shadow:none}
  .auth-pane .field.has-error .input,.auth-pane .field.has-error .select{border-bottom-color:var(--error)}
  .auth-pane .input-ico > .ico{display:none}
  .auth-pane .input-ico .input{padding-left:2px}
  .auth-pane .pw-toggle{right:-6px}

  /* two pill buttons side by side */
  .auth-actions{margin-top:6px}
  .auth-pane .auth-actions .btn{flex:1;height:46px;border-radius:999px;font-size:.92rem;padding:0 14px}
  .auth-actions .btn .ico{display:none}
  .auth-alt-btn{display:inline-flex;border-color:var(--primary);color:var(--primary)}
}

/* Phones: the blue wave panel slides vertically - top for sign up, bottom for log in */
.auth-mobile-back{display:none}
@keyframes auth-pane-in{from{opacity:0;transform:translateY(var(--pane-from,24px))}}
@media(max-width:900px){
  .auth-slide{display:flex;flex-direction:column;overflow:hidden}
  .auth-mobile-head{order:0;z-index:4}
  .auth-pane{order:1;flex:1 0 auto;align-items:flex-start}

  .auth-mobile-back{display:grid;position:absolute;top:16px;left:14px;z-index:6;width:38px;height:38px;place-items:center;border-radius:50%;color:#fff;background:rgba(255,255,255,.16);transition:background .3s,color .3s}

  .auth-slide.is-switching .auth-pane{animation:auth-pane-in .45s cubic-bezier(.65,0,.35,1) both}
}

/* Reader pages drawn on demand */
.pf-page,.sb-page{position:relative;background:#fff;overflow:hidden}
.pf-page img,.sb-page img{display:block;width:100%;height:100%;object-fit:contain}
.pf-page:not(.is-ready) img,.sb-page:not(.is-ready) img{visibility:hidden}
.pf-spin{position:absolute;left:50%;top:50%;width:28px;height:28px;margin:-14px 0 0 -14px;border-radius:50%;border:3px solid #e2e8f0;border-top-color:#2563eb;animation:spin .8s linear infinite}
.is-ready .pf-spin{display:none}
.scrollbook .sb-page{width:100%;max-width:820px;flex:0 0 auto;border-radius:4px;box-shadow:0 2px 14px rgba(15,23,42,.15)}
.scrollbook .sb-page img{max-width:none;box-shadow:none;border-radius:0}
/* Notifications page */
.notif-day + .notif-day{margin-top:22px}
.notif-page-list{display:flex;flex-direction:column;gap:2px;background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:6px;box-shadow:var(--shadow-sm)}
.notif-page-list .notif-item{display:flex;align-items:flex-start;gap:12px;padding:12px;border-radius:10px;text-decoration:none;position:relative;transition:background .15s}
.notif-page-list .notif-item:hover{background:var(--bg)}
.notif-all{display:flex;align-items:center;justify-content:center;gap:6px;padding:11px;border-top:1px solid var(--border);font-size:.84rem;font-weight:600;color:var(--primary);text-decoration:none}
.dropdown a.notif-all{justify-content:center;border-radius:0;color:var(--primary)}
.dropdown a.notif-all:hover{background:var(--primary-soft);color:var(--primary)}
/* Terms page */
.terms-list{display:flex;flex-direction:column;gap:12px;max-width:860px}
.terms-list .panel + .panel{margin-top:0}
.terms-item{display:flex;gap:16px;align-items:flex-start}
.terms-item h2{font-size:1rem;font-weight:700;margin-bottom:6px}
.terms-item p{font-size:.92rem;color:var(--text-2);line-height:1.6}
.check a{color:var(--primary);font-weight:600;text-decoration:none}
/* Forgot password (inside the login pane) */
.auth-pane-login .auth-forgot{display:none}
.auth-pane-login[data-login-view="forgot"] .auth-signin{display:none}
.auth-pane-login[data-login-view="forgot"] .auth-forgot{display:block;animation:auth-pane-in .3s ease both}
.auth-pane-login[data-login-view="signin"] .auth-signin{animation:auth-pane-in .3s ease both}
.auth-pane .field label a{color:var(--primary);font-weight:600;font-size:.82rem;text-decoration:none}
.auth-pane .field label a:hover{text-decoration:underline}
.code-input{text-align:center;font-size:1.5rem!important;font-weight:800;letter-spacing:.45em;padding-left:.45em!important}
.auth-forgot-links{display:flex;justify-content:space-between;gap:10px;flex-wrap:wrap;margin-top:14px}
.link-btn{background:none;border:none;padding:0;color:var(--primary);font-weight:600;font-size:.86rem;cursor:pointer}
.link-btn:hover{text-decoration:underline}
.auth-forgot-back{margin-top:20px;text-align:center}
.auth-forgot-back a{display:inline-flex;align-items:center;gap:6px;color:var(--muted);font-weight:600;font-size:.9rem;text-decoration:none}
.auth-forgot-back a:hover{color:var(--primary)}
.input-ico > .input:first-child{padding-left:12px}
/* Share course button in the course header */
.detail-hero{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}
.detail-share{position:relative;z-index:1;flex:0 0 auto}
@media(max-width:768px){.detail-share{width:100%}}
.detail-hero-main{flex:1 1 320px;min-width:0}

/* =========================================================
   Class Representative pages (/cr)
   ========================================================= */
.status-pill{display:inline-flex;align-items:center;gap:6px;flex:0 0 auto;padding:4px 10px;border-radius:999px;font-size:.74rem;font-weight:700;white-space:nowrap}
.status-pending{color:#b45309;background:color-mix(in srgb,#f59e0b 14%,var(--tint))}
.status-approved{color:#047857;background:color-mix(in srgb,#10b981 14%,var(--tint))}
.status-rejected{color:#b91c1c;background:color-mix(in srgb,#ef4444 13%,var(--tint))}
:root[data-theme="dark"] .status-pending{color:#fcd34d}
:root[data-theme="dark"] .status-approved{color:#6ee7b7}
:root[data-theme="dark"] .status-rejected{color:#fca5a5}

/* Dashboard */
.cr-hero{display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;padding:30px 32px;border-radius:20px;color:#fff;background:var(--brand-grad);box-shadow:0 14px 36px rgba(37,99,235,.25)}
.cr-hero-tag{display:inline-flex;align-items:center;gap:7px;font-size:.75rem;font-weight:700;letter-spacing:.04em;padding:5px 11px;border-radius:999px;background:rgba(255,255,255,.15);border:1px solid rgba(255,255,255,.22)}
.cr-hero h1{font-size:clamp(1.5rem,2.4vw,2.1rem);font-weight:800;letter-spacing:-.025em;margin:12px 0 6px}
.cr-hero p{color:#dbe6ff;font-size:.95rem}
.cr-hero-actions{display:flex;gap:10px;flex-wrap:wrap}
.cr-hero-actions .auth-overlay-btn{margin:0;height:auto;min-width:0;padding:12px 20px;border-radius:var(--radius-sm)}
.cr-stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;margin:18px 0}
.cr-stat{display:flex;flex-direction:column;gap:2px;padding:18px;background:var(--card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-sm);text-decoration:none;transition:transform .2s,box-shadow .2s,border-color .2s}
a.cr-stat:hover{transform:translateY(-2px);box-shadow:var(--shadow);border-color:var(--border-strong)}
.cr-stat-ico{width:40px;height:40px;border-radius:11px;display:grid;place-items:center;margin-bottom:10px;color:var(--primary);background:var(--primary-soft)}
.cr-stat-pending .cr-stat-ico{color:#b45309;background:color-mix(in srgb,#f59e0b 14%,var(--tint))}
.cr-stat-approved .cr-stat-ico{color:#047857;background:color-mix(in srgb,#10b981 14%,var(--tint))}
.cr-stat-rejected .cr-stat-ico{color:#b91c1c;background:color-mix(in srgb,#ef4444 13%,var(--tint))}
.cr-stat strong{font-size:1.6rem;font-weight:800;line-height:1.1;letter-spacing:-.02em}
.cr-stat span:last-child{font-size:.84rem;color:var(--muted)}
.cr-grid{display:grid;grid-template-columns:minmax(0,1.6fr) minmax(0,1fr);gap:20px;align-items:start}
.cr-courses{padding:8px}
.cr-course{display:flex;align-items:center;gap:12px;padding:10px;border-radius:10px}
.cr-course + .cr-course{border-top:1px solid var(--border)}
.cr-course-text{flex:1;min-width:0;display:flex;flex-direction:column}
.cr-course-text strong{font-size:.88rem;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.cr-course-text small{font-size:.76rem;color:var(--muted)}
.cr-all-good{display:flex;align-items:center;gap:8px;padding:14px;font-size:.9rem}
.alert a{color:inherit;font-weight:700}

/* Uploads list */
.status-tabs{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:16px}
.status-tab{display:inline-flex;align-items:center;gap:8px;padding:8px 14px;border-radius:999px;border:1px solid var(--border);background:var(--card);color:var(--text-2);font-size:.85rem;font-weight:600;text-decoration:none;transition:border-color .15s,background .15s}
.status-tab b{font-size:.72rem;padding:1px 7px;border-radius:999px;background:var(--bg);color:var(--muted)}
.status-tab:hover{border-color:var(--border-strong)}
.status-tab.active{background:var(--primary);border-color:var(--primary);color:#fff}
.status-tab.active b{background:rgba(255,255,255,.22);color:#fff}
.upload-table{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-sm);overflow:hidden}
.upload-row{display:flex;align-items:center;gap:14px;padding:14px 18px;border-bottom:1px solid var(--border)}
.upload-row:last-child{border-bottom:none}
.upload-main{flex:1;min-width:0}
.reject-reason{display:flex;align-items:flex-start;gap:6px;margin-top:7px;font-size:.8rem;color:#b91c1c}
:root[data-theme="dark"] .reject-reason{color:#fca5a5}
.upload-actions{display:flex;align-items:center;gap:4px}
.upload-actions form{display:inline-flex}

/* Upload form */
.upload-layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:20px;align-items:start}
.upload-form{gap:18px}
.form-row-even{grid-template-columns:1fr 1fr}
.textarea{height:auto;min-height:92px;padding:10px 12px;resize:vertical;line-height:1.5}
.dropzone{position:relative;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;padding:30px 20px;text-align:center;border:2px dashed var(--border-strong);border-radius:var(--radius);background:var(--bg);cursor:pointer;transition:border-color .15s,background .15s}
.dropzone:hover,.dropzone.is-over{border-color:var(--primary);background:var(--primary-soft)}
.dropzone input{position:absolute;inset:0;opacity:0;cursor:pointer}
.dropzone-ico{width:52px;height:52px;border-radius:14px;display:grid;place-items:center;margin-bottom:6px;color:#fff;background:var(--brand-flat);box-shadow:0 8px 20px rgba(37,99,235,.3)}
.dropzone strong{font-size:.95rem}
.dropzone small{font-size:.8rem;color:var(--muted)}
.field label.dropzone{display:flex;font-weight:500;color:var(--text)}
.upload-list{list-style:none;display:flex;flex-direction:column;gap:6px;margin-top:4px}
.upload-list li{display:flex;align-items:center;gap:10px;padding:9px 12px;border:1px solid var(--border);border-radius:10px;background:var(--card);font-size:.86rem}
.upload-list li .ico{color:var(--primary)}
.upload-list li span{flex:1;min-width:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.upload-list li small{color:var(--muted);flex:0 0 auto}
.upload-list li.is-too-big{border-color:var(--error);color:var(--error)}
.upload-submit{display:flex;gap:10px;flex-wrap:wrap}
.upload-side{position:sticky;top:86px}
.tips{list-style:none;display:flex;flex-direction:column;gap:12px}
.tips li{font-size:.86rem;color:var(--text-2);line-height:1.55;padding-left:14px;border-left:3px solid var(--primary-soft)}
.tips strong{color:var(--text)}

@media(max-width:1100px){
  .cr-stats{grid-template-columns:repeat(2,minmax(0,1fr))}
  .cr-grid,.upload-layout{grid-template-columns:minmax(0,1fr)}   /* minmax: long one-line titles must not widen the page */
  .upload-side{position:static}
}
@media(max-width:640px){
  .cr-hero{padding:22px 18px}
  .cr-hero-actions{width:100%}
  .cr-hero-actions .btn{flex:1 1 calc(50% - 5px);min-width:0;justify-content:center;padding:11px 12px}
  .cr-hero-actions .btn:first-child:nth-last-child(odd){flex-basis:100%}   /* 3 buttons: the main one on its own row */
  .form-row-even{grid-template-columns:1fr}
  .upload-row{flex-wrap:wrap;padding:12px 14px}
  .upload-row .status-pill{order:3}
  .upload-actions{order:4;margin-left:auto}
}

/* =========================================================
   Manager / admin pages (/admin)
   ========================================================= */
.btn-approve{background:#059669;color:#fff}
.btn-approve:hover{background:#047857}
.btn-reject{background:color-mix(in srgb,#ef4444 12%,var(--tint));color:#b91c1c;border-color:color-mix(in srgb,#ef4444 30%,var(--tint))}
.btn-reject:hover{background:color-mix(in srgb,#ef4444 20%,var(--tint))}
:root[data-theme="dark"] .btn-reject{color:#fca5a5}

/* Review queue */
.review-filter{flex:0 1 260px}
.review-bulk{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:12px;padding:10px 14px;background:var(--card);border:1px solid var(--border);border-radius:var(--radius)}
.review-list{display:flex;flex-direction:column;gap:12px}
.review-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-sm);padding:16px 18px}
.review-top{display:flex;align-items:flex-start;gap:14px}
.review-check{width:17px;height:17px;margin-top:15px;accent-color:var(--primary);flex:0 0 17px}
.review-main{flex:1;min-width:0}
.review-by{display:flex;align-items:center;gap:6px;margin-top:7px;font-size:.8rem;color:var(--muted)}
.review-desc{margin-top:8px;font-size:.86rem;color:var(--text-2);padding:8px 12px;border-left:3px solid var(--border);background:var(--bg);border-radius:0 8px 8px 0}
.review-actions{display:flex;align-items:flex-start;gap:8px;flex-wrap:wrap;margin-top:14px;padding-top:14px;border-top:1px solid var(--border)}
.review-actions form{display:inline-flex}
.reject-box{flex:0 1 auto}
.reject-box[open]{flex:1 1 100%}
.reject-box summary{list-style:none;display:inline-flex}
.reject-box summary::-webkit-details-marker{display:none}
.reject-box[open] summary{margin-bottom:10px}
.reject-form{display:flex !important;flex-direction:column;gap:8px;max-width:620px}
.reason-chips{display:flex;flex-wrap:wrap;gap:6px}
.reason-chip{padding:5px 11px;border-radius:999px;border:1px solid var(--border);background:var(--bg);color:var(--text-2);font-size:.78rem;font-weight:600;cursor:pointer}
.reason-chip:hover{border-color:var(--primary);color:var(--primary)}
.reject-form .btn{align-self:flex-start}

/* Dashboard coverage */
.coverage{padding:6px}
.coverage-row{display:grid;grid-template-columns:minmax(0,1fr) 90px 42px;align-items:center;gap:12px;padding:10px;border-radius:10px;text-decoration:none}
.coverage-row:hover{background:var(--bg)}
.coverage-row + .coverage-row{border-top:1px solid var(--border)}
.coverage-text{display:flex;flex-direction:column;min-width:0}
.coverage-text strong{font-size:.88rem}
.coverage-text small{font-size:.76rem;color:var(--muted)}
.coverage-bar{height:6px;border-radius:6px;background:var(--border);overflow:hidden}
.coverage-bar i{display:block;height:100%;border-radius:6px;background:var(--brand-flat)}
.coverage-row b{font-size:.8rem;text-align:right;color:var(--text-2)}

/* All materials / catalogue / users */
.admin-filters .select{width:auto;flex:0 1 190px}
.catalog-program{max-width:420px;margin-bottom:16px}
.catalog-form{position:sticky;top:86px;gap:14px}
.users-search{flex:0 1 300px}
.user-row{flex-wrap:wrap}
.user-row-name{font-size:.94rem}
.user-row-name small{font-weight:500;color:var(--muted)}
.user-row.is-blocked{opacity:.65}
.user-row .role-tag{margin-top:0}
.user-edit{flex:1 1 100%;display:flex;align-items:flex-end;gap:12px;flex-wrap:wrap;margin-top:6px;padding:14px;border-radius:12px;background:var(--bg);border:1px solid var(--border)}
.user-edit .field{flex:1 1 160px}
.user-edit .select{height:42px}
.user-active{margin-bottom:10px}

@media(max-width:1100px){.catalog-form{position:static}}
@media(max-width:640px){
  .admin-filters .select{flex:1 1 45%}
  .review-actions .btn{flex:1}
  .coverage-row{grid-template-columns:minmax(0,1fr) 60px 38px}
}

/* Admin: college visibility switches */
.college-visibility{max-width:860px}
.college-row{cursor:pointer;transition:background .15s}
.college-row:hover{background:var(--surface-2)}
.college-row .mrow-title{white-space:normal}
.college-row.is-hidden .file-type,.college-row.is-hidden .upload-main{opacity:.5}
.switch{position:relative;display:inline-flex;align-items:center;gap:10px;flex:0 0 auto}
.switch input{position:absolute;opacity:0;width:1px;height:1px}
.switch-track{width:40px;height:22px;border-radius:999px;background:var(--border-strong);position:relative;transition:background .15s}
.switch-track::after{content:"";position:absolute;top:3px;left:3px;width:16px;height:16px;border-radius:50%;background:#fff;box-shadow:0 1px 2px rgba(0,0,0,.25);transition:transform .15s}
.switch input:checked + .switch-track{background:var(--primary)}
.switch input:checked + .switch-track::after{transform:translateX(18px)}
.switch input:focus-visible + .switch-track{outline:2px solid var(--primary);outline-offset:2px}
.switch-label{min-width:52px;font-size:.8rem;font-weight:600;color:var(--muted)}
.switch-label::after{content:attr(data-off)}
.switch input:checked ~ .switch-label{color:var(--primary)}
.switch input:checked ~ .switch-label::after{content:attr(data-on)}
.college-save{margin-top:16px}
.hidden-tag{display:inline-flex;align-items:center;gap:4px;margin-left:8px;font-size:.7rem;font-weight:700;padding:2px 8px;border-radius:999px;background:var(--surface-2);color:var(--muted);border:1px solid var(--border);vertical-align:middle}
@media(max-width:640px){.switch-label{display:none}}
.invite-hint{margin-top:10px}
@media(max-width:640px){
  .team-row .upload-main{flex:1 1 calc(100% - 60px)}
  .team-row .role-tag,.team-row .status-pill{margin:0 0 0 54px}
}
.auth-brand .brand-mark{box-shadow:0 0 0 2px rgba(255,255,255,.35),0 6px 16px rgba(15,23,42,.25)}

/* CR upload: one section per category */
.upload-blocks{display:flex;flex-direction:column;gap:14px}
.upload-block{display:flex;flex-direction:column;gap:14px;padding:16px;border:1px solid var(--border);border-radius:var(--radius);background:var(--surface-2)}
.upload-block-head{display:flex;align-items:flex-end;gap:10px}
.upload-block-head .field{flex:1;min-width:0}
.upload-block-remove{flex:0 0 auto;margin-bottom:3px}
.upload-block .dropzone{padding:22px 16px;background:var(--card)}
.upload-block .dropzone-ico{width:44px;height:44px;border-radius:12px;margin-bottom:4px}
.upload-add{align-self:flex-start;border-style:dashed}
@media(max-width:640px){.upload-block{padding:12px}}

/* Home: this semester's courses, and the yearly "which year are you in?" check */
button.sem-btn{width:100%;background:none;color:var(--text);font:inherit;font-weight:600;font-size:.9rem;cursor:pointer;text-align:left}
.my-courses{display:flex;flex-direction:column;gap:6px;margin-bottom:14px}
.my-course{display:grid;grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:10px;padding:10px 12px;border:1px solid var(--border);border-radius:var(--radius-sm);text-decoration:none;color:var(--text);transition:border-color .15s,background .15s}
.my-course:hover{border-color:var(--primary);background:var(--primary-soft)}
.my-course .course-code{font-size:.72rem}
.my-course-name{font-size:.86rem;font-weight:600;line-height:1.3;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.my-course-count{font-size:.75rem;font-weight:600;color:var(--primary);white-space:nowrap}
.my-course.is-empty .my-course-count{color:var(--muted);font-weight:500}
.my-course-links{display:flex;justify-content:space-between;gap:10px;font-size:.84rem;font-weight:600}
.my-course-links a{color:var(--primary);text-decoration:none;display:inline-flex;align-items:center;gap:4px}
.year-check{display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin-top:22px;padding:16px 18px;border:1px solid color-mix(in srgb,var(--primary) 30%,var(--border));border-radius:var(--radius);background:var(--primary-soft)}
.year-check-ico{width:42px;height:42px;flex:0 0 42px;border-radius:12px;display:grid;place-items:center;color:#fff;background:var(--brand-flat)}
.year-check-text{flex:1;min-width:200px}
.year-check-text strong{font-size:.95rem}
.year-check-text p{font-size:.86rem;color:var(--text-2);margin-top:2px}
.year-check-actions{display:flex;gap:8px;flex-wrap:wrap}

/* Course page: students asking for missing materials */
.request-box{display:flex;flex-direction:column;align-items:center;gap:8px;margin:16px 0 6px}
.request-box form{display:inline-flex}
.request-inline{flex-direction:row;flex-wrap:wrap;justify-content:center;margin:22px 0 0;padding:14px;border:1px dashed var(--border-strong);border-radius:var(--radius);font-size:.88rem}
.request-count{display:inline-flex;align-items:center;gap:5px;font-size:.78rem;color:var(--muted)}
.btn.is-done{cursor:default;color:var(--primary);border-color:color-mix(in srgb,var(--primary) 35%,var(--border))}
.course-card.is-empty{background:var(--surface-2);box-shadow:none}
.course-card.is-empty h3{color:var(--text-2)}
/* Admin dashboard: current semester */
.term-setting{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:22px;padding:14px 16px;background:var(--card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-sm)}
.term-setting-ico{width:38px;height:38px;flex:0 0 38px;border-radius:10px;display:grid;place-items:center;color:var(--primary);background:var(--primary-soft)}
.term-setting-text{flex:1;min-width:220px;display:flex;flex-direction:column;gap:2px}
.term-setting-text strong{font-size:.92rem}
.term-setting-text small{font-size:.8rem;color:var(--muted)}
.term-setting .select{width:auto;min-width:170px}

/* Material page: keep on this phone, report a problem */
.offline-toggle{margin-top:8px}
.offline-toggle.is-saved{color:var(--success,#059669);border-color:color-mix(in srgb,#059669 40%,var(--border))}
.report-box{margin-top:16px;border-top:1px solid var(--border);padding-top:12px}
.report-box summary{display:inline-flex;align-items:center;gap:6px;cursor:pointer;font-size:.84rem;font-weight:600;color:var(--muted);list-style:none}
.report-box summary::-webkit-details-marker{display:none}
.report-box summary:hover,.report-box[open] summary{color:var(--text)}
.report-form{display:flex;flex-direction:column;gap:9px;margin-top:12px}
.report-form .btn{align-self:flex-start}
.report-note{margin-top:6px;font-size:.84rem;color:var(--text-2);font-style:italic}
/* Program pickers: the search box above the list */
.program-search{margin-bottom:8px}

/* CR dashboard thank-you line; About page top contributors */
.cr-thanks{display:flex;align-items:center;gap:7px;flex-wrap:wrap;margin-top:10px;font-size:.88rem;font-weight:600;color:#fde68a}
.cr-thanks strong{color:#fff}
.contributors{list-style:none;display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:10px}
.contributors li{display:flex;align-items:center;gap:12px;padding:12px 14px;background:var(--card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-sm)}
.contrib-rank{width:24px;font-weight:800;color:var(--primary);text-align:center}
.contributors li:nth-child(-n+3) .contrib-rank{color:#d97706}
.contrib-main{flex:1;min-width:0;display:flex;flex-direction:column}
.contrib-main strong{font-size:.92rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.contrib-main small{font-size:.76rem;color:var(--muted)}
.contrib-count{display:flex;flex-direction:column;align-items:flex-end;font-size:.82rem;font-weight:700;color:var(--primary);white-space:nowrap}
.contrib-count small{font-weight:500;color:var(--muted);font-size:.72rem}
/* Password show / hide: open eye, or crossed eye while the password is visible */
.pw-toggle svg{display:block}
.pw-toggle svg + svg,.pw-toggle.is-shown svg:first-child{display:none}
.pw-toggle.is-shown svg + svg{display:block}
/* Material page on phones and tablets: Download / Save / Share above the reader */
.material-quick{display:none}
@media(max-width:1100px){
  .material-quick{display:flex;gap:8px;margin-bottom:12px}
  .material-quick .btn-primary{flex:1;justify-content:center}
  .material-quick .btn-square{width:44px;height:auto;align-self:stretch}
}

/* Language switch: tools menu (EN / SW) and the sign-in pages */
.fab-lang{font-family:inherit;font-size:.78rem;font-weight:800;letter-spacing:.04em;text-decoration:none}   /* .fab is also Font Awesome's brands class */
.auth-lang{position:fixed;top:14px;right:16px;z-index:20;display:inline-flex;align-items:center;gap:6px;padding:7px 13px;border-radius:999px;background:var(--card);border:1px solid var(--border);color:var(--text);font-size:.82rem;font-weight:600;text-decoration:none;box-shadow:var(--shadow-sm)}
.auth-lang:hover{border-color:var(--primary);color:var(--primary)}
/* Team page: two invite forms, and the CR list under the managers */
.team-forms{display:flex;flex-direction:column;gap:16px;position:sticky;top:86px}
.team-forms .form{gap:14px}
.team-crs{margin-top:24px}
@media(max-width:1100px){.team-forms{position:static}}

/* Bulk upload: review list */
.bulk-review{display:flex;flex-direction:column;gap:14px}
.bulk-bar{display:flex;align-items:center;gap:12px;flex-wrap:wrap;position:sticky;top:76px;z-index:5;padding:12px 16px}
.bulk-bar-text{flex:1;min-width:200px;display:flex;flex-direction:column}
.bulk-bar-text small{color:var(--muted);font-size:.8rem}
.bulk-bar .select{width:auto;min-width:200px}
.bulk-list{display:flex;flex-direction:column;gap:8px}
.bulk-row{display:grid;grid-template-columns:28px minmax(180px,1.2fr) minmax(160px,1.3fr) minmax(200px,1.6fr) 160px 130px;gap:10px;align-items:center;padding:10px 12px;background:var(--card);border:1px solid var(--border);border-radius:var(--radius-sm)}
.bulk-row.no-course{border-color:color-mix(in srgb,#d97706 45%,var(--border));background:color-mix(in srgb,#f59e0b 6%,var(--card))}
.bulk-row.has-error{border-color:var(--error)}
.bulk-check input{width:18px;height:18px;accent-color:var(--primary)}
.bulk-file{display:flex;align-items:center;gap:10px;min-width:0}
.bulk-file .file-type{width:34px;height:38px;flex-basis:34px}
.bulk-file div{min-width:0;display:flex;flex-direction:column}
.bulk-file strong{font-size:.84rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.bulk-file small{font-size:.74rem;color:var(--muted)}
.bulk-row .input,.bulk-row .select{font-size:.84rem;padding-top:8px;padding-bottom:8px}
.bulk-error{grid-column:2 / -1}
@media(max-width:1200px){
  .bulk-row{grid-template-columns:28px 1fr 1fr}
  .bulk-row .bulk-file{grid-column:2 / -1}
  .bulk-row > .input,.bulk-row > [data-bulk-course]{grid-column:2 / -1}
}
@media(max-width:640px){.bulk-bar{position:static}.bulk-bar .select{flex:1 1 100%}}

/* Large screens: a wider, taller notifications panel (phones keep the full-width one) */
@media(min-width:1024px){
  .notif-dropdown{width:440px}
  .notif-list{max-height:min(520px,70vh)}
}