/* ===========================================================================
   Design system v3 — "Aurora Campus"
   Dark-first, refined glassmorphism (subtle blur + gradient borders, not the
   heavy frosted look), bento-grid layout utilities for dashboard/home.
   =========================================================================== */

:root {
    /* Surfaces -- deep charcoal-navy, never pure black */
    --bg: #0a0b12;
    --bg-elevated: #0e0f1a;
    --surface: rgba(22, 24, 38, 0.65);
    --surface-solid: #14151f;
    --surface-hover: rgba(30, 33, 50, 0.8);
    --border: rgba(255, 255, 255, 0.08);
    --border-strong: rgba(255, 255, 255, 0.16);

    /* Text */
    --text: #f1f2f8;
    --text-muted: #9297b0;
    --text-faint: #5c6180;

    /* Aurora brand gradient -- violet through fuchsia to amber */
    --aurora-1: #8b5cf6;
    --aurora-2: #ec4899;
    --aurora-3: #f59e0b;
    --aurora-gradient: linear-gradient(120deg, var(--aurora-1) 0%, var(--aurora-2) 55%, var(--aurora-3) 100%);
    --aurora-gradient-soft: linear-gradient(120deg, rgba(139,92,246,0.16) 0%, rgba(236,72,153,0.14) 55%, rgba(245,158,11,0.12) 100%);
    --accent: #a78bfa;
    --accent-soft: rgba(167, 139, 250, 0.14);

    /* Location / geofence semantic color -- distinct from the brand gradient */
    --geo: #2dd4bf;
    --geo-soft: rgba(45, 212, 191, 0.14);

    /* Status */
    --success: #34d399;
    --success-bg: rgba(52, 211, 153, 0.12);
    --danger: #fb7185;
    --danger-bg: rgba(251, 113, 133, 0.12);
    --warning: #fbbf24;
    --warning-bg: rgba(251, 191, 36, 0.12);

    /* Geometry */
    --radius-sm: 10px;
    --radius-md: 16px;
    --radius-lg: 22px;
    --radius-xl: 28px;
    --shadow-md: 0 12px 32px -12px rgba(0, 0, 0, 0.55);
    --shadow-lg: 0 24px 60px -20px rgba(0, 0, 0, 0.65);
    --blur: blur(20px);

    /* Light theme variables */
    --light-bg: #ffffff;
    --light-bg-elevated: #f8fafc;
    --light-surface: rgba(255, 255, 255, 0.85);
    --light-surface-solid: #ffffff;
    --light-surface-hover: rgba(241, 245, 249, 0.8);
    --light-border: rgba(0, 0, 0, 0.08);
    --light-border-strong: rgba(0, 0, 0, 0.16);
    --light-text: #0f172a;
    --light-text-muted: #64748b;
    --light-text-faint: #94a3b8;
    --light-success: #10b981;
    --light-success-bg: rgba(16, 185, 129, 0.12);
    --light-danger: #ef4444;
    --light-danger-bg: rgba(239, 68, 68, 0.12);
    --light-warning: #f59e0b;
    --light-warning-bg: rgba(245, 158, 11, 0.12);

    /* Fonts */
    --font-display: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
}

/* Light theme overrides */
[data-theme="light"] {
    /* Surfaces */
    --bg: var(--light-bg);
    --bg-elevated: var(--light-bg-elevated);
    --surface: var(--light-surface);
    --surface-solid: var(--light-surface-solid);
    --surface-hover: var(--light-surface-hover);
    --border: var(--light-border);
    --border-strong: var(--light-border-strong);

    /* Text */
    --text: var(--light-text);
    --text-muted: var(--light-text-muted);
    --text-faint: var(--light-text-faint);

    /* Status */
    --success: var(--light-success);
    --success-bg: var(--light-success-bg);
    --danger: var(--light-danger);
    --danger-bg: var(--light-danger-bg);
    --warning: var(--light-warning);
    --warning-bg: var(--light-warning-bg);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }

body {
    background: var(--bg);
    background-image:
        radial-gradient(ellipse 900px 500px at 10% -10%, rgba(139, 92, 246, 0.16), transparent 60%),
        radial-gradient(ellipse 700px 500px at 100% 0%, rgba(236, 72, 153, 0.10), transparent 55%),
        radial-gradient(ellipse 800px 600px at 50% 100%, rgba(245, 158, 11, 0.06), transparent 60%);
    background-attachment: fixed;
    color: var(--text);
    font-family: var(--font-body);
    line-height: 1.6;
    min-height: 100vh;
    font-feature-settings: "liga" 1, "calt" 1;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Light theme background removal */
[data-theme="light"] body {
    background: var(--light-bg);
    background-image: none;
}

h1, h2, h3, h4 {
    font-family: var(--font-display);
    font-weight: 600;
    letter-spacing: -0.01em;
    margin: 0 0 8px;
}
h1 { font-size: 2rem; }
h2 { font-size: 1.3rem; }
h3 { font-size: 1rem; color: var(--text-muted); font-weight: 500; }
p { color: var(--text-muted); margin: 0 0 12px; }
a { color: var(--aurora-1); text-decoration: none; }
a:hover { text-decoration: underline; }
small { color: var(--text-faint); }

.text-gradient {
    background: var(--aurora-gradient);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

/* ---------------------------------------------------------------------
   Layout
   --------------------------------------------------------------------- */
.navbar {
    position: sticky;
    top: 0;
    z-index: 50;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 28px;
    background: rgba(10, 11, 18, 0.75);
    backdrop-filter: var(--blur);
    -webkit-backdrop-filter: var(--blur);
    border-bottom: 1px solid var(--border);
    flex-wrap: wrap;
    gap: 12px;
}

.navbar .brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.05rem;
    color: var(--text);
}

/* Theme toggle button */
.theme-toggle-btn {
    background: var(--surface);
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-md);
    color: var(--text);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    padding: 8px;
    margin-left: 12px;
    transition: all 0.2s ease;
}

.theme-toggle-btn:hover {
    background: var(--surface-hover);
    transform: translateY(-2px);
}

.theme-icon {
    width: 20px;
    height: 20px;
}

.sun-icon {
    display: inline;
}

.moon-icon {
    display: none;
}

/* For light theme, swap the icon visibility */
[data-theme="light"] .sun-icon {
    display: none;
}

[data-theme="light"] .moon-icon {
    display: inline;
}

/* Light theme navbar */
[data-theme="light"] .navbar {
    background: rgba(255, 255, 255, 0.75);
    border-bottom: 1px solid var(--border);
}

/* Global loader overlay */
.loader-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg);
    background-image:
        radial-gradient(ellipse 900px 500px at 10% -10%, rgba(139, 92, 246, 0.16), transparent 60%),
        radial-gradient(ellipse 700px 500px at 100% 0%, rgba(236, 72, 153, 0.10), transparent 55%),
        radial-gradient(ellipse 800px 600px at 50% 100%, rgba(245, 158, 11, 0.06), transparent 60%);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    flex-direction: column;
    gap: 16px;
}

[data-theme="light"] .loader-overlay {
    background: var(--bg);
    background-image: none;
}

.loader-spinner {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    color: var(--text);
    padding: 32px;
    background: var(--surface);
    border-radius: var(--radius-lg);
    backdrop-filter: var(--blur);
    -webkit-backdrop-filter: var(--blur);
    border: 1px solid var(--border);
    box-shadow: var(--shadow-lg);
}

.loader-icon {
    width: 32px;
    height: 32px;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.nav-links { display: flex; align-items: center; gap: 4px; flex-wrap: wrap; }

.nav-links a {
    display: flex; align-items: center; gap: 6px;
    color: var(--text-muted);
    font-size: 0.86rem; font-weight: 500;
    padding: 8px 12px;
    border-radius: var(--radius-sm);
    transition: background 0.15s, color 0.15s;
    text-decoration: none;
}
.nav-links a:hover { background: var(--surface-hover); color: var(--text); text-decoration: none; }
.nav-links a.active { background: var(--aurora-gradient-soft); color: #fff; }
.nav-links a svg { width: 15px; height: 15px; }

.container { max-width: 1000px; margin: 0 auto; padding: 32px 24px 80px; }
.container-wide { max-width: 1240px; }

.page-header {
    display: flex; align-items: flex-end; justify-content: space-between;
    gap: 16px; flex-wrap: wrap; margin-bottom: 26px;
}
.page-header p { margin: 0; }
.page-header .actions { display: flex; gap: 10px; flex-wrap: wrap; }

/* ---------------------------------------------------------------------
   Glass cards
   --------------------------------------------------------------------- */
.glass {
    background: var(--surface);
    backdrop-filter: var(--blur);
    -webkit-backdrop-filter: var(--blur);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.card { padding: 22px; }
.card.glass { background: var(--surface); }

/* subtle gradient-border treatment for hero/emphasis cards */
.glow-border {
    position: relative;
}
.glow-border::before {
    content: "";
    position: absolute; inset: -1px;
    border-radius: inherit;
    padding: 1px;
    background: var(--aurora-gradient);
    opacity: 0.5;
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
}

/* ---------------------------------------------------------------------
   Bento grid
   --------------------------------------------------------------------- */
.bento {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: 16px;
    margin-bottom: 16px;
}

.bento-tile {
    grid-column: span 12;
    background: var(--surface);
    backdrop-filter: var(--blur);
    -webkit-backdrop-filter: var(--blur);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 22px;
    box-shadow: var(--shadow-md);
    position: relative;
    overflow: hidden;
    transition: transform 0.18s ease, border-color 0.18s ease;
}
.bento-tile:hover { transform: translateY(-2px); border-color: var(--border-strong); }

/* span helpers -- desktop (12-col); collapse to full width under 860px */
.span-3 { grid-column: span 3; }
.span-4 { grid-column: span 4; }
.span-5 { grid-column: span 5; }
.span-6 { grid-column: span 6; }
.span-7 { grid-column: span 7; }
.span-8 { grid-column: span 8; }
.span-9 { grid-column: span 9; }
.span-12 { grid-column: span 12; }
.row-2 { grid-row: span 2; }

.bento-hero {
    background: var(--aurora-gradient);
    color: #fff;
    border: none;
}
.bento-hero .stat-label { color: rgba(255,255,255,0.85); }
.bento-hero .stat-value { color: #fff; }
.bento-hero p { color: rgba(255,255,255,0.85); }

.stat-label {
    font-size: 0.76rem; text-transform: uppercase; letter-spacing: 0.07em;
    color: var(--text-faint); margin-bottom: 8px; font-weight: 600;
}
.stat-value {
    font-family: var(--font-display); font-size: 2.1rem; font-weight: 700; color: var(--text);
    line-height: 1.1;
}
.stat-sub { font-size: 0.82rem; color: var(--text-muted); margin-top: 6px; }

.tile-icon {
    width: 42px; height: 42px; border-radius: 12px;
    background: var(--accent-soft); color: var(--accent);
    display: flex; align-items: center; justify-content: center;
    margin-bottom: 14px;
}
.bento-hero .tile-icon { background: rgba(255,255,255,0.2); color: #fff; }

.action-tile { display: block; text-decoration: none; cursor: pointer; }
.action-tile h3 { color: var(--text); font-size: 1.02rem; margin-bottom: 4px; }
.action-tile p { font-size: 0.85rem; margin: 0; }
.bento-hero.action-tile:hover { text-decoration: none; }

@media (max-width: 860px) {
    .bento-tile { grid-column: span 12 !important; }
}

/* ---------------------------------------------------------------------
   Buttons
   --------------------------------------------------------------------- */
button, .btn {
    font-family: var(--font-body);
    cursor: pointer;
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-sm);
    background: var(--surface-hover);
    color: var(--text);
    padding: 10px 16px;
    font-size: 0.86rem;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: transform 0.1s, filter 0.15s, background 0.15s;
    text-decoration: none;
}
button:hover, .btn:hover { background: rgba(255,255,255,0.1); text-decoration: none; }
button:active, .btn:active { transform: scale(0.98); }
button:disabled { opacity: 0.5; cursor: not-allowed; }

.btn-primary {
    background: var(--aurora-gradient);
    border: none; color: #fff; font-weight: 600; padding: 11px 20px;
    box-shadow: 0 8px 20px -8px rgba(139, 92, 246, 0.55);
}
.btn-primary:hover { filter: brightness(1.08); }

.btn-danger { background: transparent; border-color: var(--danger); color: var(--danger); }
.btn-danger:hover { background: var(--danger-bg); }

.btn-geo { background: transparent; border-color: var(--geo); color: var(--geo); }
.btn-geo:hover { background: var(--geo-soft); }

.btn-block { width: 100%; justify-content: center; }
.btn-sm { padding: 6px 12px; font-size: 0.76rem; }

/* ---------------------------------------------------------------------
   Forms
   --------------------------------------------------------------------- */
form.panel {
    background: var(--surface);
    backdrop-filter: var(--blur);
    -webkit-backdrop-filter: var(--blur);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 26px;
    box-shadow: var(--shadow-md);
}

label { display: block; font-size: 0.8rem; font-weight: 600; color: var(--text-muted); margin: 16px 0 6px; }
label:first-of-type { margin-top: 0; }

input[type="text"], input[type="password"], input[type="date"],
input[type="number"], input[type="file"], select {
    width: 100%; padding: 11px 13px;
    background: rgba(255,255,255,0.04);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text); font-size: 0.9rem; font-family: var(--font-body);
}
input:focus, select:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
input[type="file"] { padding: 9px; cursor: pointer; }
input[type="checkbox"] { width: auto; accent-color: var(--aurora-1); }

.field-hint { font-size: 0.76rem; color: var(--text-faint); margin-top: 4px; }
.field-row { display: flex; gap: 14px; flex-wrap: wrap; }
.field-row > div { flex: 1; min-width: 140px; }

.toggle-row { display: flex; align-items: center; gap: 10px; margin: 16px 0; }
.toggle-row label { margin: 0; }

/* ---------------------------------------------------------------------
   Toasts
   --------------------------------------------------------------------- */
#toast-stack {
    position: fixed; top: 20px; right: 20px; z-index: 200;
    display: flex; flex-direction: column; gap: 10px; max-width: 360px;
}
.toast {
    background: var(--surface-solid);
    border: 1px solid var(--border-strong);
    border-left: 3px solid var(--aurora-1);
    border-radius: var(--radius-sm);
    padding: 12px 16px;
    box-shadow: var(--shadow-lg);
    font-size: 0.85rem; color: var(--text);
    animation: toast-in 0.25s ease-out;
}
.toast.toast-success { border-left-color: var(--success); }
.toast.toast-error { border-left-color: var(--danger); }
.toast.toast-warning { border-left-color: var(--warning); }
.toast.toast-hide { animation: toast-out 0.2s ease-in forwards; }
@keyframes toast-in { from { opacity: 0; transform: translateX(20px);} to { opacity: 1; transform: translateX(0);} }
@keyframes toast-out { to { opacity: 0; transform: translateX(20px);} }

/* ---------------------------------------------------------------------
   Webcam / capture UI
   --------------------------------------------------------------------- */
.capture-frame {
    position: relative; width: 100%; max-width: 500px;
    border-radius: var(--radius-md); overflow: hidden; background: #000;
    border: 1px solid var(--border-strong);
}
.capture-frame video, .capture-frame img.preview { width: 100%; display: block; }
.capture-guide {
    position: absolute; inset: 10%;
    border: 2px dashed rgba(255,255,255,0.35);
    border-radius: 50% / 40%;
    pointer-events: none;
}

/* Face detection status */
.face-status {
    position: absolute;
    bottom: 10px;
    left: 0;
    right: 0;
    text-align: center;
    padding: 8px;
    background: rgba(0, 0, 0, 0.6);
    color: white;
    font-size: 0.9rem;
    z-index: 10;
}

.face-status-detected {
    background: rgba(34, 197, 94, 0.8) !important;
    color: white !important;
}

.face-status-not-detected {
    background: rgba(0, 0, 0, 0.6) !important;
}

.capture-controls { display: flex; gap: 10px; margin-top: 12px; flex-wrap: wrap; }
.thumbnails { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }
.thumb { width: 62px; height: 62px; object-fit: cover; border-radius: var(--radius-sm); border: 1px solid var(--border-strong); }
.progress-dots { display: flex; gap: 6px; margin: 10px 0; }
.progress-dots .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--border-strong); }
.progress-dots .dot.filled { background: var(--aurora-2); }

/* ---------------------------------------------------------------------
   Location status pill (geofence UI)
   --------------------------------------------------------------------- */
.geo-status {
    display: flex; align-items: center; gap: 10px;
    padding: 12px 16px;
    border-radius: var(--radius-md);
    font-size: 0.85rem;
    margin: 14px 0;
    border: 1px solid var(--border);
    background: rgba(255,255,255,0.03);
}
.geo-status .geo-dot { width: 9px; height: 9px; border-radius: 50%; flex-shrink: 0; background: var(--text-faint); }
.geo-status.checking .geo-dot { background: var(--warning); animation: pulse 1.2s infinite; }
.geo-status.ok .geo-dot { background: var(--geo); }
.geo-status.fail .geo-dot { background: var(--danger); }
.geo-status.ok { border-color: rgba(45, 212, 191, 0.3); background: var(--geo-soft); }
.geo-status.fail { border-color: rgba(251, 113, 133, 0.3); background: var(--danger-bg); }
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.35; } }

/* ---------------------------------------------------------------------
   Attendance result card
   --------------------------------------------------------------------- */
.result-card {
    display: flex; align-items: center; gap: 18px; padding: 20px;
    border-radius: var(--radius-lg); margin-bottom: 22px; border: 1px solid var(--border);
}
.result-card.ok { background: var(--success-bg); border-color: rgba(52,211,153,0.35); }
.result-card.fail { background: var(--danger-bg); border-color: rgba(251,113,133,0.35); }
.result-photo { width: 64px; height: 64px; border-radius: 50%; object-fit: cover; border: 2px solid rgba(255,255,255,0.2); flex-shrink: 0; }
.result-icon { width: 48px; height: 48px; border-radius: 50%; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.result-card.ok .result-icon { background: rgba(52,211,153,0.2); color: var(--success); }
.result-card.fail .result-icon { background: rgba(251,113,133,0.2); color: var(--danger); }
.result-text p { margin: 0; color: var(--text); font-weight: 500; }
.result-text small { color: var(--text-muted); }
.confidence-meter { margin-top: 8px; height: 6px; border-radius: 4px; background: rgba(255,255,255,0.08); overflow: hidden; width: 180px; }
.confidence-meter-fill { height: 100%; background: var(--aurora-gradient); border-radius: 4px; transition: width 0.6s ease-out; }

/* ---------------------------------------------------------------------
   Tables
   --------------------------------------------------------------------- */
.table-wrap {
    background: var(--surface);
    backdrop-filter: var(--blur);
    -webkit-backdrop-filter: var(--blur);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 12px 18px; font-size: 0.85rem; border-bottom: 1px solid var(--border); }
th { background: rgba(255,255,255,0.03); color: var(--text-faint); font-weight: 600; font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.05em; }
tr:last-child td { border-bottom: none; }
tbody tr:hover { background: rgba(255,255,255,0.03); }
.empty-state { text-align: center; color: var(--text-faint); padding: 40px 20px; }

.pill { display: inline-flex; align-items: center; gap: 4px; padding: 3px 10px; border-radius: 999px; font-size: 0.72rem; font-weight: 600; }
.pill-geo-ok { background: var(--geo-soft); color: var(--geo); }
.pill-geo-fail { background: var(--danger-bg); color: var(--danger); }
.pill-geo-off { background: rgba(255,255,255,0.06); color: var(--text-faint); }

/* ---------------------------------------------------------------------
   Filter bar
   --------------------------------------------------------------------- */
.filter-bar {
    display: flex; align-items: flex-end; gap: 14px; flex-wrap: wrap; margin-bottom: 20px;
    background: var(--surface);
    backdrop-filter: var(--blur); -webkit-backdrop-filter: var(--blur);
    border: 1px solid var(--border); border-radius: var(--radius-md); padding: 16px 18px;
}
.filter-bar > div { min-width: 160px; }
.filter-bar label { margin: 0 0 6px; }

/* ---------------------------------------------------------------------
   Roster grid
   --------------------------------------------------------------------- */
.roster-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); gap: 16px; }
.roster-card {
    background: var(--surface);
    backdrop-filter: var(--blur); -webkit-backdrop-filter: var(--blur);
    border: 1px solid var(--border); border-radius: var(--radius-md); padding: 16px; text-align: center;
    transition: transform 0.15s ease;
}
.roster-card:hover { transform: translateY(-2px); }
.roster-avatar { width: 76px; height: 76px; border-radius: 50%; object-fit: cover; margin: 0 auto 12px; border: 2px solid var(--border-strong); display: block; }
.roster-avatar-fallback {
    width: 76px; height: 76px; border-radius: 50%; margin: 0 auto 12px;
    background: var(--aurora-gradient); display: flex; align-items: center; justify-content: center;
    font-family: var(--font-display); font-weight: 700; font-size: 1.4rem; color: #fff;
}
.roster-card h3 { color: var(--text); font-size: 0.94rem; margin: 0 0 2px; }
.roster-card .roster-id { font-size: 0.76rem; color: var(--text-faint); margin-bottom: 10px; }
.badge { display: inline-block; padding: 3px 9px; border-radius: 999px; font-size: 0.72rem; font-weight: 600; background: var(--accent-soft); color: var(--accent); margin-bottom: 10px; }

/* ---------------------------------------------------------------------
   Login page
   --------------------------------------------------------------------- */
.login-wrap { max-width: 380px; margin: 12vh auto; padding: 0 20px; }
.login-wrap .card-icon { width: 48px; height: 48px; border-radius: 14px; background: var(--aurora-gradient); display: flex; align-items: center; justify-content: center; color: #fff; margin: 0 auto 18px; }
.login-wrap h1 { text-align: center; font-size: 1.4rem; }
.login-wrap p.subtitle { text-align: center; margin-bottom: 24px; }

/* ---------------------------------------------------------------------
   Chart / map containers
   --------------------------------------------------------------------- */
.chart-card canvas { max-height: 220px; }
#campus-map { height: 340px; border-radius: var(--radius-md); border: 1px solid var(--border); margin: 12px 0; z-index: 1; }
.leaflet-container { background: #14151f !important; }

/* ---------------------------------------------------------------------
   Misc
   --------------------------------------------------------------------- */
.text-center { text-align: center; }
.mt-24 { margin-top: 24px; }
.flex-between { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; }

footer.app-footer { text-align: center; color: var(--text-faint); font-size: 0.76rem; padding: 30px 20px 10px; }

@media (max-width: 640px) {
    .navbar { padding: 12px 16px; }
    .container { padding: 20px 16px 60px; }
    .result-card { flex-direction: column; text-align: center; }
    .confidence-meter { margin: 8px auto 0; }
}