/*!
 * Hermitz EduOS — Aurora Glass theme v1.0.0
 * Built on Bootstrap 5.3. Dark is the default; [data-bs-theme="light"] is "Frost".
 * Tenants override only --eduos-accent (and its rgb) for white-label branding.
 */
@font-face { font-family: "Sora"; font-weight: 300; font-display: swap; src: url("../fonts/sora-latin-300-normal.woff2") format("woff2"); }
@font-face { font-family: "Sora"; font-weight: 400; font-display: swap; src: url("../fonts/sora-latin-400-normal.woff2") format("woff2"); }
@font-face { font-family: "Sora"; font-weight: 600; font-display: swap; src: url("../fonts/sora-latin-600-normal.woff2") format("woff2"); }
@font-face { font-family: "Sora"; font-weight: 700; font-display: swap; src: url("../fonts/sora-latin-700-normal.woff2") format("woff2"); }
@font-face { font-family: "IBM Plex Sans"; font-weight: 400; font-display: swap; src: url("../fonts/ibm-plex-sans-latin-400-normal.woff2") format("woff2"); }
@font-face { font-family: "IBM Plex Sans"; font-weight: 500; font-display: swap; src: url("../fonts/ibm-plex-sans-latin-500-normal.woff2") format("woff2"); }
@font-face { font-family: "IBM Plex Sans"; font-weight: 600; font-display: swap; src: url("../fonts/ibm-plex-sans-latin-600-normal.woff2") format("woff2"); }
@font-face { font-family: "IBM Plex Sans Arabic"; font-weight: 400; font-display: swap; src: url("../fonts/ibm-plex-sans-arabic-arabic-400-normal.woff2") format("woff2"); }
@font-face { font-family: "IBM Plex Sans Arabic"; font-weight: 500; font-display: swap; src: url("../fonts/ibm-plex-sans-arabic-arabic-500-normal.woff2") format("woff2"); }
@font-face { font-family: "IBM Plex Sans Arabic"; font-weight: 600; font-display: swap; src: url("../fonts/ibm-plex-sans-arabic-arabic-600-normal.woff2") format("woff2"); }
@font-face { font-family: "Doto"; font-weight: 700; font-display: swap; src: url("../fonts/doto-latin-700-normal.woff2") format("woff2"); }

:root {
  --eduos-font-display: "Sora", "IBM Plex Sans", system-ui, sans-serif;
  --eduos-font-sans: "IBM Plex Sans", "IBM Plex Sans Arabic", system-ui, -apple-system, "Segoe UI", sans-serif;
  --eduos-font-dot: "Doto", "IBM Plex Mono", ui-monospace, monospace;
  --eduos-accent: #b794ff;
  --eduos-accent-rgb: 183, 148, 255;
  --eduos-radius: 22px;
  --eduos-radius-sm: 14px;
  --eduos-aurora: radial-gradient(120% 120% at 12% 12%, #9fe8e2 0%, transparent 55%),
                  radial-gradient(110% 110% at 40% 110%, #ffc09a 0%, transparent 55%),
                  radial-gradient(120% 120% at 100% 55%, #b08aff 0%, transparent 60%), #e4d6ff;
  --eduos-ai-gradient: linear-gradient(90deg, #9fe8e2, #c4a8ff 50%, #ffc09a);
}

[data-bs-theme="dark"] {
  color-scheme: dark;
  --bs-body-bg: #121019;
  --bs-body-bg-rgb: 18, 16, 25;
  --bs-body-color: #f4f1fa;
  --bs-body-color-rgb: 244, 241, 250;
  --bs-emphasis-color: #ffffff;
  --bs-secondary-color: #a7a3b8;
  --bs-tertiary-color: #8d899e;
  --bs-secondary-bg: #1c1a24;
  --bs-tertiary-bg: #17151e;
  --bs-border-color: rgba(255, 255, 255, 0.09);
  --bs-border-color-translucent: rgba(255, 255, 255, 0.09);
  --bs-link-color: #c4a8ff;
  --bs-link-color-rgb: 196, 168, 255;
  --bs-link-hover-color: #ddc9ff;
  --bs-primary: var(--eduos-accent);
  --bs-primary-rgb: var(--eduos-accent-rgb);
  --bs-success: #5fe0b5; --bs-success-rgb: 95, 224, 181;
  --bs-warning: #ffc06b; --bs-warning-rgb: 255, 192, 107;
  --bs-danger: #ff8a5b; --bs-danger-rgb: 255, 138, 91;
  --bs-info: #9fe8e2; --bs-info-rgb: 159, 232, 226;
  --eduos-surface: rgba(38, 35, 48, 0.55);
  --eduos-surface-solid: #1c1a24;
  --eduos-surface-2: rgba(255, 255, 255, 0.05);
  --eduos-line: rgba(255, 255, 255, 0.08);
  --eduos-glass-edge: rgba(255, 255, 255, 0.05);
  --eduos-sidebar: rgba(15, 13, 21, 0.82);
  --eduos-on-accent: #16131f;
  --eduos-wash: radial-gradient(45% 40% at 100% 0%, rgba(124, 77, 255, 0.22), transparent 70%),
                radial-gradient(40% 35% at 0% 100%, rgba(159, 232, 226, 0.06), transparent 70%);
  --eduos-hatch: repeating-linear-gradient(135deg, rgba(183,148,255,.28) 0 2px, rgba(255,255,255,.03) 2px 5px);
  --eduos-input-bg: rgba(255, 255, 255, 0.04);
}

[data-bs-theme="light"] {
  color-scheme: light;
  --bs-body-bg: #f4f1fa;
  --bs-body-bg-rgb: 244, 241, 250;
  --bs-body-color: #16131f;
  --bs-body-color-rgb: 22, 19, 31;
  --bs-secondary-color: #4e4a5e;
  --bs-tertiary-color: #6e6a80;
  --bs-secondary-bg: #ffffff;
  --bs-tertiary-bg: #ece7f6;
  --bs-border-color: #e3ddef;
  --bs-link-color: #6a3bf0;
  --bs-link-color-rgb: 106, 59, 240;
  --bs-link-hover-color: #5a2de0;
  --eduos-accent: #6a3bf0;
  --eduos-accent-rgb: 106, 59, 240;
  --bs-primary: var(--eduos-accent);
  --bs-primary-rgb: var(--eduos-accent-rgb);
  --bs-success: #047857; --bs-success-rgb: 4, 120, 87;
  --bs-warning: #b45309; --bs-warning-rgb: 180, 83, 9;
  --bs-danger: #c2410c; --bs-danger-rgb: 194, 65, 12;
  --bs-info: #0e7490; --bs-info-rgb: 14, 116, 144;
  --eduos-surface: rgba(255, 255, 255, 0.66);
  --eduos-surface-solid: #ffffff;
  --eduos-surface-2: rgba(22, 19, 31, 0.04);
  --eduos-line: #e3ddef;
  --eduos-glass-edge: rgba(255, 255, 255, 0.85);
  --eduos-sidebar: rgba(255, 255, 255, 0.62);
  --eduos-on-accent: #ffffff;
  --eduos-wash: radial-gradient(50% 45% at 100% 0%, rgba(176, 138, 255, 0.22), transparent 70%),
                radial-gradient(45% 40% at 0% 100%, rgba(159, 232, 226, 0.25), transparent 70%);
  --eduos-hatch: repeating-linear-gradient(135deg, rgba(106,59,240,.22) 0 2px, rgba(22,19,31,.03) 2px 5px);
  --eduos-input-bg: #ffffff;
}

/* ---------- Base ---------- */
body {
  font-family: var(--eduos-font-sans);
  font-size: 0.9375rem;
  line-height: 1.55;
  min-height: 100vh;
  background: var(--eduos-wash), var(--bs-body-bg);
  background-attachment: fixed;
  -webkit-font-smoothing: antialiased;
}
[dir="rtl"] body { font-family: "IBM Plex Sans Arabic", var(--eduos-font-sans); }
h1, h2, h3, h4, h5, .h1, .h2, .h3, .h4, .h5, .display-font { font-family: var(--eduos-font-display); letter-spacing: -0.02em; font-weight: 600; text-wrap: balance; }
[dir="rtl"] h1, [dir="rtl"] h2, [dir="rtl"] h3, [dir="rtl"] h4 { font-family: "IBM Plex Sans Arabic", var(--eduos-font-display); letter-spacing: 0; }
.dot-label { font-family: var(--eduos-font-dot); font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; }
.eyebrow { font-size: 0.72rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--bs-tertiary-color); font-weight: 500; }
.ai-text { background: var(--eduos-ai-gradient); -webkit-background-clip: text; background-clip: text; color: transparent; }
[data-bs-theme="light"] .ai-text { background-image: linear-gradient(90deg, #4f6bff, #7c4dff 55%, #c2569c); }
.tabular { font-variant-numeric: tabular-nums; }
.ico { width: 1.1em; height: 1.1em; flex: none; vertical-align: -0.18em; }
a { text-underline-offset: 3px; }
:focus-visible { outline: 2px solid rgba(var(--eduos-accent-rgb), 0.8); outline-offset: 2px; }
.text-muted, .text-secondary { color: var(--bs-secondary-color) !important; }
code { color: var(--bs-link-color); }
hr { border-color: var(--eduos-line); opacity: 1; }

/* ---------- Glass ---------- */
.glass, .card {
  background: var(--eduos-surface-solid);
  border: 1px solid var(--eduos-line);
  border-radius: var(--eduos-radius);
  box-shadow: 0 1px 0 var(--eduos-glass-edge) inset, 0 12px 32px rgba(0, 0, 0, 0.12);
}
@supports ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) {
  .glass, .card { background: var(--eduos-surface); -webkit-backdrop-filter: blur(22px) saturate(140%); backdrop-filter: blur(22px) saturate(140%); }
}
@media (prefers-reduced-transparency: reduce) { .glass, .card { background: var(--eduos-surface-solid); backdrop-filter: none; -webkit-backdrop-filter: none; } }
.card { --bs-card-bg: transparent; --bs-card-border-color: var(--eduos-line); --bs-card-cap-bg: transparent; }
.card-header, .card-footer { border-color: var(--eduos-line); padding: 1rem 1.25rem; }
.card-header:first-child { border-radius: var(--eduos-radius) var(--eduos-radius) 0 0; }
.card-body { padding: 1.25rem; }
.card-title { font-size: 1rem; margin-bottom: 0; }
.aurora { background: var(--eduos-aurora); color: #16131f; border-radius: var(--eduos-radius); }
.aurora .text-muted { color: rgba(22, 19, 31, 0.65) !important; }

/* ---------- Buttons ---------- */
.btn { --bs-btn-border-radius: 999px; --bs-btn-padding-x: 1.05rem; --bs-btn-padding-y: 0.5rem; --bs-btn-font-weight: 600; font-size: 0.875rem; display: inline-flex; align-items: center; justify-content: center; gap: 0.45rem; }
.btn-sm { --bs-btn-padding-x: 0.8rem; --bs-btn-padding-y: 0.32rem; font-size: 0.8125rem; }
.btn-primary {
  --bs-btn-bg: var(--eduos-accent); --bs-btn-border-color: var(--eduos-accent); --bs-btn-color: var(--eduos-on-accent);
  --bs-btn-hover-bg: rgba(var(--eduos-accent-rgb), 0.86); --bs-btn-hover-border-color: transparent; --bs-btn-hover-color: var(--eduos-on-accent);
  --bs-btn-active-bg: rgba(var(--eduos-accent-rgb), 0.78); --bs-btn-active-color: var(--eduos-on-accent); --bs-btn-active-border-color: transparent;
  --bs-btn-disabled-bg: rgba(var(--eduos-accent-rgb), 0.45); --bs-btn-disabled-border-color: transparent; --bs-btn-disabled-color: var(--eduos-on-accent);
}
.btn-ghost, .btn-outline-secondary {
  --bs-btn-bg: var(--eduos-surface-2); --bs-btn-color: var(--bs-body-color); --bs-btn-border-color: var(--eduos-line);
  --bs-btn-hover-bg: rgba(var(--eduos-accent-rgb), 0.12); --bs-btn-hover-color: var(--bs-body-color); --bs-btn-hover-border-color: rgba(var(--eduos-accent-rgb), 0.35);
  --bs-btn-active-bg: rgba(var(--eduos-accent-rgb), 0.18); --bs-btn-active-color: var(--bs-body-color); --bs-btn-active-border-color: rgba(var(--eduos-accent-rgb), 0.4);
}
.btn-danger { --bs-btn-bg: rgba(var(--bs-danger-rgb), 0.14); --bs-btn-color: var(--bs-danger); --bs-btn-border-color: rgba(var(--bs-danger-rgb), 0.35);
  --bs-btn-hover-bg: var(--bs-danger); --bs-btn-hover-color: #16131f; --bs-btn-hover-border-color: var(--bs-danger); --bs-btn-active-bg: var(--bs-danger); --bs-btn-active-color: #16131f; }
[data-bs-theme="light"] .btn-danger { --bs-btn-hover-color: #fff; --bs-btn-active-color: #fff; }
.btn-aurora { background: var(--eduos-ai-gradient); color: #16131f; border: 0; }
.btn-aurora:hover { color: #16131f; filter: brightness(1.05); }
.btn-icon { width: 2.25rem; height: 2.25rem; padding: 0; }

/* ---------- Forms ---------- */
.form-label { font-weight: 500; font-size: 0.85rem; margin-bottom: 0.35rem; }
.form-control, .form-select {
  background-color: var(--eduos-input-bg); border-color: var(--eduos-line); border-radius: var(--eduos-radius-sm);
  padding: 0.6rem 0.9rem; font-size: 0.9375rem; color: var(--bs-body-color);
}
.form-control:focus, .form-select:focus { border-color: rgba(var(--eduos-accent-rgb), 0.6); box-shadow: 0 0 0 0.22rem rgba(var(--eduos-accent-rgb), 0.18); background-color: var(--eduos-input-bg); }
.form-control::placeholder { color: var(--bs-tertiary-color); }
.form-text { color: var(--bs-tertiary-color); font-size: 0.8rem; }
.form-check-input:checked { background-color: var(--eduos-accent); border-color: var(--eduos-accent); }
.form-check-input { border-color: var(--bs-tertiary-color); }
.form-control-color { width: 3.2rem; padding: 0.35rem; }
.invalid-feedback { color: var(--bs-danger); }
.input-group-text { background: var(--eduos-surface-2); border-color: var(--eduos-line); border-radius: var(--eduos-radius-sm); }

/* ---------- Tables ---------- */
.table { --bs-table-bg: transparent; --bs-table-color: var(--bs-body-color); --bs-table-border-color: var(--eduos-line); --bs-table-hover-bg: rgba(var(--eduos-accent-rgb), 0.06); margin-bottom: 0; }
.table > :not(caption) > * > * { padding: 0.8rem 1rem; }
.table thead th { font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.1em; color: var(--bs-tertiary-color); font-weight: 500; border-bottom-width: 1px; white-space: nowrap; }
.table td { vertical-align: middle; }
.table tbody tr:last-child td { border-bottom: 0; }
.table-wrap { overflow-x: auto; }

/* ---------- Badges & chips ---------- */
.badge { font-weight: 500; border-radius: 999px; padding: 0.38em 0.75em; font-size: 0.74rem; letter-spacing: 0.01em; }
.status { display: inline-flex; align-items: center; gap: 0.4rem; padding: 0.22rem 0.65rem; border-radius: 999px; font-size: 0.76rem; font-weight: 500; white-space: nowrap; background: var(--eduos-surface-2); }
.status::before { content: ""; width: 0.45rem; height: 0.45rem; border-radius: 50%; background: currentColor; }
.status-active, .status-available, .status-completed, .status-published { color: var(--bs-success); background: rgba(var(--bs-success-rgb), 0.12); }
.status-trial, .status-beta, .status-validated, .status-running { color: var(--bs-info); background: rgba(var(--bs-info-rgb), 0.12); }
[data-bs-theme="light"] .status-trial, [data-bs-theme="light"] .status-beta { color: #0e7490; }
.status-suspended, .status-disabled, .status-revoked, .status-failed, .status-blocked, .status-rolled_back { color: var(--bs-danger); background: rgba(var(--bs-danger-rgb), 0.12); }
.status-planned, .status-in_development, .status-cancelled, .status-retired, .status-expired, .status-draft { color: var(--bs-secondary-color); }
.status-deprecated { color: var(--bs-warning); background: rgba(var(--bs-warning-rgb), 0.12); }
.chip { display: inline-flex; align-items: center; gap: 0.45rem; padding: 0.38rem 0.85rem; border-radius: 999px; background: var(--eduos-surface-2); color: var(--bs-secondary-color); font-size: 0.82rem; text-decoration: none; border: 1px solid transparent; }
.chip:hover { color: var(--bs-body-color); border-color: var(--eduos-line); }
.chip.active { background: var(--bs-body-color); color: var(--bs-body-bg); }
.chip .count { min-width: 1.35rem; height: 1.35rem; border-radius: 50%; display: inline-grid; place-items: center; font-size: 0.7rem; background: #e4d6ff; color: #16131f; font-weight: 600; }

/* ---------- App shell ---------- */
.app-shell { display: grid; grid-template-columns: 268px minmax(0, 1fr); min-height: 100vh; }
.sidebar {
  position: sticky; top: 0; height: 100vh; overflow-y: auto; padding: 1.1rem 0.85rem 1rem;
  background: var(--eduos-sidebar); border-inline-end: 1px solid var(--eduos-line);
  -webkit-backdrop-filter: blur(20px); backdrop-filter: blur(20px); display: flex; flex-direction: column; gap: 0.15rem;
}
.sidebar .brand { display: flex; align-items: center; gap: 0.6rem; padding: 0.35rem 0.55rem 1.1rem; text-decoration: none; color: inherit; }
.sidebar .brand img { height: 28px; width: auto; }
.sidebar .brand .school-logo { height: 34px; max-width: 150px; object-fit: contain; }
.sidebar .brand .school-name { font-family: var(--eduos-font-display); font-weight: 600; font-size: 0.95rem; line-height: 1.2; }
.nav-group { font-size: 0.66rem; letter-spacing: 0.16em; text-transform: uppercase; color: var(--bs-tertiary-color); padding: 0.9rem 0.7rem 0.35rem; font-weight: 500; }
.side-link { display: flex; align-items: center; gap: 0.7rem; padding: 0.55rem 0.7rem; border-radius: 12px; color: var(--bs-secondary-color); text-decoration: none; font-size: 0.875rem; font-weight: 500; }
.side-link:hover { color: var(--bs-body-color); background: var(--eduos-surface-2); }
.side-link.active { color: var(--bs-body-color); background: rgba(var(--eduos-accent-rgb), 0.14); box-shadow: inset 0 0 0 1px rgba(var(--eduos-accent-rgb), 0.22); }
.side-link.active .ico { color: var(--eduos-accent); }
.side-link .soon { margin-inline-start: auto; font-size: 0.62rem; letter-spacing: 0.08em; text-transform: uppercase; opacity: 0.6; }
.sidebar-foot { margin-top: auto; padding: 0.9rem 0.55rem 0; border-top: 1px solid var(--eduos-line); font-size: 0.75rem; color: var(--bs-tertiary-color); display: flex; justify-content: space-between; align-items: center; gap: 0.5rem; }
.main { min-width: 0; display: flex; flex-direction: column; }
.topbar { position: sticky; top: 0; z-index: 1010; display: flex; align-items: center; gap: 0.75rem; padding: 0.85rem 1.75rem; background: rgba(var(--bs-body-bg-rgb), 0.72); -webkit-backdrop-filter: blur(16px); backdrop-filter: blur(16px); border-bottom: 1px solid var(--eduos-line); }
.topbar .crumb { color: var(--bs-tertiary-color); font-size: 0.85rem; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.topbar .crumb b { color: var(--bs-body-color); font-weight: 500; }
.avatar { width: 2.1rem; height: 2.1rem; border-radius: 50%; display: inline-grid; place-items: center; font-weight: 600; font-size: 0.8rem; background: linear-gradient(135deg, #c4a8ff, #ffc09a); color: #16131f; flex: none; }
.content { padding: 1.75rem; flex: 1; width: 100%; max-width: 1480px; }
.page-head { display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; gap: 1rem; margin-bottom: 1.5rem; }
.page-head h1 { font-size: clamp(1.45rem, 2.4vw, 1.9rem); margin: 0; }
.page-head .lede { color: var(--bs-secondary-color); margin: 0.3rem 0 0; max-width: 70ch; }
.greeting { font-family: var(--eduos-font-display); font-weight: 300; font-size: clamp(1.7rem, 3vw, 2.4rem); letter-spacing: -0.035em; line-height: 1.1; margin: 0; }
.greeting span { color: var(--bs-tertiary-color); }
.app-footer { padding: 1rem 1.75rem 1.5rem; font-size: 0.75rem; color: var(--bs-tertiary-color); }

/* ---------- Stats ---------- */
.stat { padding: 1.15rem 1.2rem; height: 100%; display: flex; flex-direction: column; gap: 0.55rem; }
.stat .label { display: flex; align-items: center; gap: 0.6rem; font-size: 0.85rem; color: var(--bs-secondary-color); }
.stat .label .bubble { width: 1.9rem; height: 1.9rem; border-radius: 50%; background: var(--eduos-surface-2); display: grid; place-items: center; color: var(--bs-body-color); }
.stat .value { font-family: var(--eduos-font-display); font-size: 2rem; font-weight: 600; letter-spacing: -0.03em; line-height: 1; font-variant-numeric: tabular-nums; }
.stat .sub { font-size: 0.8rem; color: var(--bs-tertiary-color); }
.stat .sub b { color: var(--eduos-accent); font-weight: 600; }
.bars { display: flex; align-items: flex-end; gap: 4px; height: 56px; margin-top: auto; }
.bars i { flex: 1; border-radius: 6px; background: var(--eduos-hatch); min-height: 6px; }
.bars i.on { background: var(--eduos-accent); }
.split-bar { display: flex; height: 10px; border-radius: 999px; overflow: hidden; background: var(--eduos-surface-2); }
.split-bar span { display: block; height: 100%; }
.legend { display: flex; flex-wrap: wrap; gap: 0.4rem 1rem; font-size: 0.78rem; color: var(--bs-secondary-color); }
.legend i { display: inline-block; width: 0.6rem; height: 0.6rem; border-radius: 50%; margin-inline-end: 0.35rem; vertical-align: 0; }

/* ---------- Lists, empty states, misc ---------- */
.list-row { display: flex; align-items: center; gap: 0.85rem; padding: 0.75rem 1.25rem; border-top: 1px solid var(--eduos-line); }
.list-row:first-child { border-top: 0; }
.list-row .meta { font-size: 0.78rem; color: var(--bs-tertiary-color); }
.empty { text-align: center; padding: 2.5rem 1.5rem; color: var(--bs-secondary-color); }
.empty > .ico { color: var(--bs-tertiary-color); margin-bottom: 0.6rem; }
.kv { display: grid; grid-template-columns: minmax(120px, 38%) 1fr; gap: 0.55rem 1rem; font-size: 0.875rem; margin: 0; }
.kv dt { color: var(--bs-tertiary-color); font-weight: 400; }
.kv dd { margin: 0; overflow-wrap: anywhere; }
.module-tile { padding: 0.9rem 1rem; border-radius: 16px; background: var(--eduos-surface-2); border: 1px solid var(--eduos-line); display: flex; flex-direction: column; gap: 0.35rem; height: 100%; }
.module-tile.off { opacity: 0.62; }
.module-tile .name { font-weight: 600; font-size: 0.875rem; }
.module-tile .desc { font-size: 0.78rem; color: var(--bs-tertiary-color); line-height: 1.4; }
.secret-box { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 1rem; padding: 0.7rem 0.9rem; border-radius: 12px; background: rgba(var(--eduos-accent-rgb), 0.12); border: 1px dashed rgba(var(--eduos-accent-rgb), 0.5); word-break: break-all; user-select: all; }
.log-box { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 0.8rem; background: rgba(0, 0, 0, 0.25); border-radius: 14px; padding: 1rem; max-height: 420px; overflow: auto; white-space: pre-wrap; border: 1px solid var(--eduos-line); }
[data-bs-theme="light"] .log-box { background: #fff; }
.pagination { --bs-pagination-bg: transparent; --bs-pagination-border-color: var(--eduos-line); --bs-pagination-color: var(--bs-secondary-color); --bs-pagination-active-bg: var(--eduos-accent); --bs-pagination-active-border-color: var(--eduos-accent); --bs-pagination-active-color: var(--eduos-on-accent); --bs-pagination-hover-bg: var(--eduos-surface-2); --bs-pagination-border-radius: 999px; }
.alert { border-radius: 16px; border-width: 1px; display: flex; gap: 0.65rem; align-items: flex-start; }
.alert .ico { margin-top: 0.15rem; }
.alert-success { --bs-alert-bg: rgba(var(--bs-success-rgb), 0.1); --bs-alert-border-color: rgba(var(--bs-success-rgb), 0.35); --bs-alert-color: var(--bs-body-color); }
.alert-danger { --bs-alert-bg: rgba(var(--bs-danger-rgb), 0.1); --bs-alert-border-color: rgba(var(--bs-danger-rgb), 0.4); --bs-alert-color: var(--bs-body-color); }
.alert-warning { --bs-alert-bg: rgba(var(--bs-warning-rgb), 0.1); --bs-alert-border-color: rgba(var(--bs-warning-rgb), 0.4); --bs-alert-color: var(--bs-body-color); }
.alert-info { --bs-alert-bg: rgba(var(--bs-info-rgb), 0.1); --bs-alert-border-color: rgba(var(--bs-info-rgb), 0.35); --bs-alert-color: var(--bs-body-color); }
.dropdown-menu { --bs-dropdown-bg: var(--eduos-surface-solid); --bs-dropdown-border-color: var(--eduos-line); --bs-dropdown-border-radius: 16px; --bs-dropdown-link-hover-bg: var(--eduos-surface-2); --bs-dropdown-link-active-bg: rgba(var(--eduos-accent-rgb), .2); --bs-dropdown-link-active-color: var(--bs-body-color); box-shadow: 0 20px 50px rgba(0,0,0,.3); padding: .4rem; }
.dropdown-item { border-radius: 10px; display: flex; gap: .55rem; align-items: center; }
.modal-content { background: var(--eduos-surface-solid); border-radius: var(--eduos-radius); border-color: var(--eduos-line); }
.offcanvas { --bs-offcanvas-bg: var(--bs-body-bg); }

/* ---------- Auth & installer ---------- */
.auth-shell { min-height: 100vh; display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(360px, 520px); }
.auth-stage { position: relative; overflow: hidden; background: #07060b; display: flex; flex-direction: column; justify-content: space-between; padding: 2.5rem; color: #f4f1fa; }
.auth-stage::before { content: ""; position: absolute; width: 95%; height: 120%; left: -15%; bottom: -60%; transform: rotate(-28deg); background: radial-gradient(50% 50% at 50% 50%, rgba(124,77,255,.95), rgba(124,77,255,.28) 45%, transparent 70%); filter: blur(30px); }
.auth-stage::after { content: ""; position: absolute; inset: 0; background: repeating-linear-gradient(90deg, transparent 0 56px, rgba(255,255,255,.035) 56px 57px); }
.auth-stage > * { position: relative; z-index: 1; }
.auth-stage .tagline { font-family: var(--eduos-font-display); font-weight: 300; font-size: clamp(2rem, 3.6vw, 3.2rem); line-height: 1.05; letter-spacing: -0.04em; max-width: 12ch; }
.auth-stage .credit { font-family: ui-monospace, monospace; font-size: 0.7rem; letter-spacing: 0.18em; color: #a9a3bd; text-transform: uppercase; }
.auth-panel { display: flex; align-items: center; justify-content: center; padding: 2.5rem 1.5rem; }
.auth-card { width: 100%; max-width: 400px; }
.auth-card h1 { font-size: 1.6rem; }
@media (prefers-reduced-motion: no-preference) {
  .auth-stage::before { animation: eduos-beam 10s ease-in-out infinite alternate; }
  @keyframes eduos-beam { from { transform: rotate(-28deg) translateX(0); } to { transform: rotate(-24deg) translateX(6%); } }
}
.steps { display: flex; flex-direction: column; gap: 0.2rem; list-style: none; padding: 0; margin: 0; }
.steps li { display: flex; align-items: center; gap: 0.7rem; padding: 0.45rem 0; color: #8d899e; font-size: 0.875rem; }
.steps li .n { width: 1.6rem; height: 1.6rem; border-radius: 50%; display: grid; place-items: center; border: 1px solid rgba(255,255,255,.15); font-size: 0.75rem; flex: none; }
.steps li.done { color: #cfc9e0; }
.steps li.done .n { background: rgba(183,148,255,.25); border-color: transparent; color: #f4f1fa; }
.steps li.current { color: #fff; font-weight: 500; }
.steps li.current .n { background: #b794ff; color: #16131f; border-color: transparent; }
.check-row { display: flex; align-items: center; gap: 0.7rem; padding: 0.55rem 0; border-top: 1px solid var(--eduos-line); font-size: 0.875rem; }
.check-row:first-child { border-top: 0; }
.check-row .state { width: 1.5rem; height: 1.5rem; border-radius: 50%; display: grid; place-items: center; flex: none; }
.check-row .state.ok { background: rgba(var(--bs-success-rgb), .15); color: var(--bs-success); }
.check-row .state.bad { background: rgba(var(--bs-danger-rgb), .15); color: var(--bs-danger); }
.check-row .state.warn { background: rgba(var(--bs-warning-rgb), .15); color: var(--bs-warning); }
.check-row .help { font-size: 0.78rem; color: var(--bs-tertiary-color); }

/* ---------- Responsive ---------- */
@media (max-width: 991.98px) {
  .app-shell { grid-template-columns: 1fr; }
  .sidebar.offcanvas-lg { position: fixed; height: 100%; width: 280px; }
  .content { padding: 1.25rem 1rem; }
  .topbar { padding: 0.75rem 1rem; }
  .auth-shell { grid-template-columns: 1fr; }
  .auth-stage { min-height: 220px; padding: 1.75rem; }
  .auth-stage .tagline { font-size: 1.9rem; }
}
@media (max-width: 575.98px) {
  .kv { grid-template-columns: 1fr; gap: 0.1rem; }
  .kv dd { margin-bottom: 0.6rem; }
}
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { animation: none !important; transition: none !important; } }

/* Theme-specific artwork */
[data-bs-theme="dark"] .only-light, [data-bs-theme="light"] .only-dark { display: none !important; }
.empty > .ico { width: 2rem; height: 2rem; }
.empty .btn .ico { width: 1.1em; height: 1.1em; margin: 0; }