/* ============================================================================
   SmartAssignment — app.css
   Commercial-grade design system.
   Inspired by Linear (minimalism) + Notion (softness) + ClickUp (density).
   Brand: indigo #6366f1.
   ============================================================================ */

/* ---------- Theme tokens ---------- */
:root {
    color-scheme: light;

    /* Primary palette */
    --primary:           #6366f1;
    --primary-hover:     #4f46e5;
    --primary-active:    #4338ca;
    --primary-50:        #eef2ff;
    --primary-100:       #e0e7ff;
    --primary-200:       #c7d2fe;
    --primary-soft:      rgba(99, 102, 241, 0.10);
    --primary-soft-2:    rgba(99, 102, 241, 0.18);
    --primary-ring:      rgba(99, 102, 241, 0.15);

    /* Neutral grays — Tailwind-aligned 10-step */
    --gray-50:           #f9fafb;
    --gray-100:          #f3f4f6;
    --gray-200:          #e5e7eb;
    --gray-300:          #d1d5db;
    --gray-400:          #9ca3af;
    --gray-500:          #6b7280;
    --gray-600:          #4b5563;
    --gray-700:          #374151;
    --gray-800:          #1f2937;
    --gray-900:          #111827;

    /* Surfaces & text */
    --bg:                #f7f8fb;
    --bg-alt:            #ffffff;
    --bg-elev:           #ffffff;
    --bg-subtle:         var(--gray-50);
    --bg-hover:          var(--gray-100);

    --text:              var(--gray-900);
    --text-strong:       #0b1020;
    --muted:             var(--gray-500);
    --muted-2:           var(--gray-400);

    --border:            var(--gray-200);
    --border-strong:     var(--gray-300);

    /* Semantic */
    --success:           #16a34a;
    --success-bg:        #f0fdf4;
    --success-border:    #bbf7d0;
    --success-text:      #15803d;
    --success-soft:      rgba(22, 163, 74, 0.12);

    --warning:           #f59e0b;
    --warning-bg:        #fffbeb;
    --warning-border:    #fde68a;
    --warning-text:      #b45309;
    --warning-soft:      rgba(245, 158, 11, 0.14);

    --danger:            #ef4444;
    --danger-bg:         #fef2f2;
    --danger-border:     #fecaca;
    --danger-text:       #b91c1c;
    --danger-soft:       rgba(239, 68, 68, 0.12);

    --info:              #3b82f6;
    --info-bg:           #eff6ff;
    --info-border:       #bfdbfe;
    --info-text:         #1d4ed8;
    --info-soft:         rgba(59, 130, 246, 0.12);

    /* Status colors */
    --status-pending:       var(--gray-500);
    --status-in-progress:   #3b82f6;
    --status-submitted:     #16a34a;
    --status-late:          #ef4444;

    /* Priority colors */
    --priority-low:      var(--gray-500);
    --priority-medium:   #3b82f6;
    --priority-high:     #f59e0b;
    --priority-urgent:   #ef4444;

    /* Spacing — 4px base scale */
    --space-1:           4px;
    --space-2:           8px;
    --space-3:           12px;
    --space-4:           16px;
    --space-5:           20px;
    --space-6:           24px;
    --space-7:           28px;
    --space-8:           32px;
    --space-9:           36px;
    --space-10:          40px;
    --space-11:          44px;
    --space-12:          48px;

    /* Radius */
    --radius-sm:         6px;
    --radius:            8px;
    --radius-md:         10px;
    --radius-lg:         12px;
    --radius-xl:         16px;
    --radius-2xl:        20px;
    --radius-pill:       9999px;

    /* Shadows — Notion-like soft layered */
    --shadow-xs:         0 1px 1px rgba(15, 23, 42, 0.03);
    --shadow-sm:         0 1px 2px rgba(15, 23, 42, 0.04), 0 1px 1px rgba(15, 23, 42, 0.02);
    --shadow:            0 2px 4px rgba(15, 23, 42, 0.04), 0 1px 2px rgba(15, 23, 42, 0.06);
    --shadow-md:         0 4px 12px rgba(15, 23, 42, 0.06), 0 2px 4px rgba(15, 23, 42, 0.04);
    --shadow-lg:         0 12px 28px rgba(15, 23, 42, 0.10), 0 4px 10px rgba(15, 23, 42, 0.05);
    --shadow-xl:         0 24px 48px rgba(15, 23, 42, 0.12), 0 8px 16px rgba(15, 23, 42, 0.06);
    --shadow-pop:        0 10px 30px rgba(15, 23, 42, 0.12), 0 4px 10px rgba(15, 23, 42, 0.06);
    --shadow-focus:      0 0 0 3px var(--primary-ring);

    /* Motion */
    --transition-fast:   120ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition:        180ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow:   260ms cubic-bezier(0.4, 0, 0.2, 1);
    --ease-out:          cubic-bezier(0.16, 1, 0.3, 1);

    /* Layout */
    --nav-h:             60px;
    --sidebar-w:         240px;
    --sidebar-w-collapsed: 64px;
    --container-w:       1240px;

    /* Typography */
    --font-sans:         'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --font-mono:         ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
    --font-numeric:      'Inter', system-ui, sans-serif;
}

html[data-theme-resolved="dark"] {
    color-scheme: dark;

    --bg:                #0b1020;
    --bg-alt:            #121830;
    --bg-elev:           #161e3a;
    --bg-subtle:         #0f1428;
    --bg-hover:          #1a2244;

    --text:              #e4e7ef;
    --text-strong:       #f8fafc;
    --muted:             #94a3b8;
    --muted-2:           #64748b;

    --border:            #1f2845;
    --border-strong:     #2a3558;

    --gray-50:           #0f1428;
    --gray-100:          #161e3a;
    --gray-200:          #1f2845;
    --gray-300:          #2a3558;
    --gray-400:          #475569;
    --gray-500:          #64748b;
    --gray-600:          #94a3b8;
    --gray-700:          #cbd5e1;
    --gray-800:          #e2e8f0;
    --gray-900:          #f1f5f9;

    --primary-50:        rgba(99, 102, 241, 0.10);
    --primary-100:       rgba(99, 102, 241, 0.16);
    --primary-200:       rgba(99, 102, 241, 0.28);
    --primary-soft:      rgba(99, 102, 241, 0.16);
    --primary-soft-2:    rgba(99, 102, 241, 0.28);
    --primary-ring:      rgba(99, 102, 241, 0.30);

    --success-bg:        rgba(22, 163, 74, 0.10);
    --success-border:    rgba(22, 163, 74, 0.30);
    --success-text:      #86efac;
    --success-soft:      rgba(22, 163, 74, 0.18);

    --warning-bg:        rgba(245, 158, 11, 0.10);
    --warning-border:    rgba(245, 158, 11, 0.30);
    --warning-text:      #fbbf24;
    --warning-soft:      rgba(245, 158, 11, 0.20);

    --danger-bg:         rgba(239, 68, 68, 0.10);
    --danger-border:     rgba(239, 68, 68, 0.30);
    --danger-text:       #fca5a5;
    --danger-soft:       rgba(239, 68, 68, 0.18);

    --info-bg:           rgba(59, 130, 246, 0.10);
    --info-border:       rgba(59, 130, 246, 0.30);
    --info-text:         #93c5fd;
    --info-soft:         rgba(59, 130, 246, 0.18);

    --shadow-xs:         0 1px 1px rgba(0, 0, 0, 0.4);
    --shadow-sm:         0 1px 2px rgba(0, 0, 0, 0.40);
    --shadow:            0 2px 6px rgba(0, 0, 0, 0.45);
    --shadow-md:         0 6px 16px rgba(0, 0, 0, 0.50);
    --shadow-lg:         0 14px 36px rgba(0, 0, 0, 0.55);
    --shadow-xl:         0 24px 56px rgba(0, 0, 0, 0.60);
    --shadow-pop:        0 12px 30px rgba(0, 0, 0, 0.55);
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; padding: 0; }

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
}

body {
    font-family: var(--font-sans);
    font-size: 15px;
    line-height: 1.6;
    background-color: var(--bg);
    color: var(--text);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    transition: background-color var(--transition), color var(--transition);
    font-feature-settings: 'cv02', 'cv03', 'cv04', 'cv11';
}

img, svg { display: block; max-width: 100%; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
input, select, textarea { font: inherit; color: inherit; }
ul, ol { list-style: none; }

a {
    color: var(--primary);
    text-decoration: none;
    transition: color var(--transition-fast);
}
a:hover { color: var(--primary-hover); }

h1, h2, h3, h4, h5, h6 {
    color: var(--text-strong);
    line-height: 1.25;
    font-weight: 700;
    letter-spacing: -0.018em;
}
h1 { font-size: 28px; letter-spacing: -0.022em; }
h2 { font-size: 22px; letter-spacing: -0.02em; }
h3 { font-size: 18px; letter-spacing: -0.015em; }
h4 { font-size: 16px; }
h5 { font-size: 14px; }

p { color: var(--text); }
small, .text-sm { font-size: 13px; }
.text-xs { font-size: 12px; }
.text-muted, .muted { color: var(--muted); }
.text-danger { color: var(--danger) !important; }
.text-success { color: var(--success); }
.text-warning { color: var(--warning); }
.text-strong { color: var(--text-strong); font-weight: 600; }
.text-tabular { font-variant-numeric: tabular-nums; }

::selection { background: var(--primary-soft-2); color: var(--text-strong); }

/* ---------- Page enter animation ---------- */
main, .auth-shell, .dashboard, .view-page, .form-page, .hero, .features {
    animation: page-enter 280ms var(--ease-out);
}
@keyframes page-enter {
    from { opacity: 0; transform: translateY(4px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* ---------- Skip link ---------- */
.skip-link {
    position: absolute;
    left: -9999px;
    top: 0;
    background: var(--primary);
    color: #fff;
    padding: 8px 12px;
    border-radius: var(--radius);
    z-index: 9999;
    font-weight: 600;
    font-size: 13px;
}
.skip-link:focus { left: 12px; top: 12px; }

/* ---------- Top nav ---------- */
.topnav {
    position: sticky;
    top: 0;
    z-index: 50;
    height: var(--nav-h);
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: saturate(180%) blur(16px);
    -webkit-backdrop-filter: saturate(180%) blur(16px);
    border-bottom: 1px solid var(--border);
}
html[data-theme-resolved="dark"] .topnav {
    background: rgba(18, 24, 48, 0.82);
}

.topnav-inner {
    max-width: var(--container-w);
    height: 100%;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    gap: 24px;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    font-size: 16px;
    color: var(--text-strong);
    letter-spacing: -0.018em;
    line-height: 1;
}
.brand:hover { color: var(--text-strong); }
.brand-mark {
    color: var(--primary);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    filter: drop-shadow(0 2px 8px rgba(99, 102, 241, 0.35));
    position: relative;
}
.brand-mark .sparkle {
    position: absolute;
    top: -3px;
    right: -4px;
    width: 10px;
    height: 10px;
    color: #fbbf24;
    filter: drop-shadow(0 0 4px rgba(251, 191, 36, 0.6));
    animation: sparkle-pulse 2.4s ease-in-out infinite;
}
@keyframes sparkle-pulse {
    0%, 100% { opacity: 0.85; transform: scale(1) rotate(0deg); }
    50%      { opacity: 1;    transform: scale(1.15) rotate(20deg); }
}
.brand-name {
    background: linear-gradient(135deg, var(--text-strong) 30%, var(--primary) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.nav-main {
    display: flex;
    gap: 2px;
    margin-left: 8px;
    flex: 1;
}
.nav-link {
    color: var(--muted);
    padding: 7px 12px;
    border-radius: var(--radius);
    font-weight: 500;
    font-size: 14px;
    transition: background var(--transition-fast), color var(--transition-fast);
    position: relative;
}
.nav-link:hover { color: var(--text-strong); background: var(--bg-hover); }
.nav-link.active {
    color: var(--primary);
    background: var(--primary-soft);
    font-weight: 600;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-left: auto;
}

.icon-btn {
    width: 36px;
    height: 36px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--muted);
    border-radius: var(--radius);
    transition: background var(--transition-fast), color var(--transition-fast), transform var(--transition-fast);
}
.icon-btn:hover { background: var(--bg-hover); color: var(--text-strong); }
.icon-btn:active { transform: scale(0.94); }

.icon-btn .icon-sun,
.icon-btn .icon-moon,
.icon-btn .icon-auto { display: none; }
html[data-theme="light"] #theme-toggle .icon-sun { display: block; }
html[data-theme="dark"]  #theme-toggle .icon-moon { display: block; }
html[data-theme="auto"]  #theme-toggle .icon-auto { display: block; }

/* Mobile hamburger toggle */
.nav-toggle {
    display: none;
    width: 36px;
    height: 36px;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius);
    color: var(--muted);
}
.nav-toggle:hover { background: var(--bg-hover); color: var(--text-strong); }

/* ---------- User menu ---------- */
.user-menu { position: relative; }
.user-trigger {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 4px 10px 4px 4px;
    border-radius: var(--radius-pill);
    background: var(--bg-subtle);
    border: 1px solid var(--border);
    transition: background var(--transition-fast), border-color var(--transition-fast);
}
.user-trigger:hover { background: var(--bg-hover); border-color: var(--border-strong); }
.user-trigger[aria-expanded="true"] { background: var(--bg-hover); border-color: var(--primary-200); }

.avatar {
    width: 28px; height: 28px;
    display: inline-flex; align-items: center; justify-content: center;
    background: linear-gradient(135deg, var(--primary), #8b5cf6);
    color: #fff;
    border-radius: 50%;
    font-weight: 700;
    font-size: 12px;
    letter-spacing: 0;
    flex-shrink: 0;
}
.avatar-lg { width: 40px; height: 40px; font-size: 15px; }
.user-name {
    font-size: 14px;
    font-weight: 500;
    color: var(--text);
    max-width: 130px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.user-dropdown {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    min-width: 240px;
    background: var(--bg-elev);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-pop);
    padding: 6px;
    opacity: 0;
    transform: translateY(-4px) scale(0.98);
    pointer-events: none;
    transform-origin: top right;
    transition: opacity var(--transition), transform var(--transition);
    z-index: 60;
}
.user-menu.open .user-dropdown {
    opacity: 1;
    transform: translateY(0) scale(1);
    pointer-events: auto;
}
.user-dropdown a {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 9px 12px;
    border-radius: var(--radius-sm);
    color: var(--text);
    font-size: 14px;
    transition: background var(--transition-fast);
}
.user-dropdown a:hover { background: var(--bg-hover); }
.user-dropdown-head { padding: 12px 12px 14px; }
.user-dropdown-name { font-weight: 600; color: var(--text-strong); font-size: 14px; }
.user-dropdown-email {
    color: var(--muted);
    font-size: 12px;
    margin-top: 2px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.dropdown-divider { height: 1px; background: var(--border); margin: 6px 0; }

/* ---------- Container & main ---------- */
.container {
    flex: 1;
    width: 100%;
    max-width: var(--container-w);
    margin: 0 auto;
    padding: 32px 24px 64px;
}

.page-head {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 24px;
    flex-wrap: wrap;
}
.page-head h1 { margin: 0; }
.page-head .page-sub { color: var(--muted); margin-top: 4px; font-size: 14px; }

/* Breadcrumbs */
.breadcrumbs {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    color: var(--muted);
    margin-bottom: 10px;
    flex-wrap: wrap;
}
.breadcrumbs a {
    color: var(--muted);
    transition: color var(--transition-fast);
}
.breadcrumbs a:hover { color: var(--text-strong); }
.breadcrumbs .sep { color: var(--gray-300); }

/* ---------- Card ---------- */
.card {
    background: var(--bg-alt);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 20px;
    box-shadow: var(--shadow-sm);
    transition: box-shadow var(--transition), transform var(--transition), border-color var(--transition);
}
.card.card-hover:hover,
.card-hoverable:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-1px);
    border-color: var(--border-strong);
}
.card-pad-sm { padding: 14px; }
.card-pad-lg { padding: 28px; }
.card-title { font-size: 15px; font-weight: 600; color: var(--text-strong); margin-bottom: 12px; }
.card-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 12px;
    gap: 12px;
}
.card-head h3 { font-size: 16px; }

/* ---------- Buttons ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 9px 16px;
    font-size: 14px;
    font-weight: 600;
    line-height: 1.2;
    border-radius: var(--radius);
    border: 1px solid transparent;
    cursor: pointer;
    transition: background var(--transition-fast),
                color var(--transition-fast),
                border-color var(--transition-fast),
                transform var(--transition-fast),
                box-shadow var(--transition-fast);
    white-space: nowrap;
    user-select: none;
    letter-spacing: -0.005em;
}
.btn:disabled, .btn.is-loading { opacity: 0.6; cursor: not-allowed; }
.btn:focus-visible { outline: none; box-shadow: var(--shadow-focus); }
.btn:active:not(:disabled) { transform: scale(0.96); }

.btn-primary {
    background: var(--primary);
    color: #fff;
    box-shadow: 0 1px 0 rgba(15, 23, 42, 0.06), 0 4px 12px rgba(99, 102, 241, 0.25);
}
.btn-primary:hover { background: var(--primary-hover); color: #fff; box-shadow: 0 1px 0 rgba(15, 23, 42, 0.06), 0 6px 16px rgba(99, 102, 241, 0.32); transform: translateY(-1px); }
.btn-primary:active { transform: translateY(0) scale(0.96); }

.btn-secondary {
    background: var(--bg-alt);
    color: var(--text);
    border-color: var(--border);
    box-shadow: var(--shadow-xs);
}
.btn-secondary:hover { background: var(--bg-hover); border-color: var(--border-strong); color: var(--text-strong); }

.btn-ghost { background: transparent; color: var(--muted); }
.btn-ghost:hover { background: var(--bg-hover); color: var(--text-strong); }

.btn-success {
    background: var(--success);
    color: #fff;
    box-shadow: 0 4px 12px rgba(22, 163, 74, 0.25);
}
.btn-success:hover { background: #15803d; color: #fff; }

.btn-danger {
    background: var(--danger);
    color: #fff;
    box-shadow: 0 4px 12px rgba(239, 68, 68, 0.25);
}
.btn-danger:hover { background: #dc2626; color: #fff; transform: translateY(-1px); }

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

.btn-xs { padding: 4px 8px; font-size: 12px; border-radius: var(--radius-sm); gap: 4px; }
.btn-sm { padding: 6px 12px; font-size: 13px; border-radius: var(--radius-sm); }
.btn-lg { padding: 11px 22px; font-size: 15px; }
.btn-xl { padding: 14px 28px; font-size: 16px; border-radius: var(--radius-md); }
.btn-block { width: 100%; }
.btn-icon { padding: 9px; width: 36px; height: 36px; }
.btn-icon.btn-sm { width: 32px; height: 32px; }
.btn-icon.btn-lg { width: 44px; height: 44px; }

/* ---------- Badges / pills ---------- */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 3px 10px;
    font-size: 11px;
    font-weight: 600;
    line-height: 1.4;
    border-radius: var(--radius-pill);
    background: var(--bg-subtle);
    color: var(--muted);
    border: 1px solid transparent;
    letter-spacing: 0.01em;
    text-transform: capitalize;
    white-space: nowrap;
}
.badge-lg { padding: 4px 12px; font-size: 12px; }

.badge-priority-low      { background: rgba(100, 116, 139, 0.14); color: var(--gray-700); }
.badge-priority-medium   { background: var(--info-soft);          color: var(--info-text); }
.badge-priority-high     { background: var(--warning-soft);       color: var(--warning-text); }
.badge-priority-urgent   { background: var(--danger-soft);        color: var(--danger-text); }

.badge-status-pending     { background: rgba(100, 116, 139, 0.16); color: var(--gray-700); }
.badge-status-in_progress { background: var(--info-soft);          color: var(--info-text); }
.badge-status-submitted   { background: var(--success-soft);       color: var(--success-text); }
.badge-status-late        { background: var(--danger-soft);        color: var(--danger-text); }

html[data-theme-resolved="dark"] .badge-priority-low    { color: #cbd5e1; }
html[data-theme-resolved="dark"] .badge-status-pending  { color: #cbd5e1; }

.badge-dot {
    width: 6px; height: 6px;
    background: currentColor;
    border-radius: 50%;
    display: inline-block;
}

/* Course chip */
.course-chip {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 3px 9px;
    font-size: 12px;
    font-weight: 500;
    color: var(--text);
    background: var(--bg-subtle);
    border: 1px solid var(--border);
    border-left: 3px solid var(--primary);
    border-radius: var(--radius-sm);
}

.course-dot {
    display: inline-block;
    width: 8px; height: 8px;
    border-radius: 50%;
    background: var(--primary);
    flex-shrink: 0;
}

/* ---------- Forms ---------- */
.form-section {
    background: var(--bg-alt);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 24px;
    margin-bottom: 20px;
    box-shadow: var(--shadow-xs);
}
.form-section-head {
    margin-bottom: 18px;
    padding-bottom: 14px;
    border-bottom: 1px solid var(--border);
}
.form-section-title { font-size: 16px; font-weight: 600; color: var(--text-strong); margin: 0; }
.form-section-sub { font-size: 13px; color: var(--muted); margin-top: 4px; }

.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
    margin-bottom: 16px;
    /* Critical for grid/flex children: allow shrinking below intrinsic input width
       so number/password inputs cannot push the column past the card edge. */
    min-width: 0;
}
.form-group label,
.form-row > label {
    font-size: 13px;
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: 2px;
}
html[data-theme-resolved="dark"] .form-group label,
html[data-theme-resolved="dark"] .form-row > label { color: var(--gray-600); }

.form-row {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 14px;
    margin-bottom: 16px;
}
.form-row-3 { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr) minmax(0, 1fr); }
.form-row-between { display: flex; align-items: center; justify-content: space-between; }
.form-row > .form-group { min-width: 0; }
.form-grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 16px;
    margin-bottom: 16px;
}
.form-grid > .form-group { min-width: 0; }
.form-actions {
    display: flex;
    gap: 8px;
    margin-top: 8px;
    padding-top: 18px;
    border-top: 1px solid var(--border);
    flex-wrap: wrap;
}

.input, .select, .textarea, .form-input {
    display: block;
    width: 100%;
    max-width: 100%;
    min-width: 0;
    height: 40px;
    padding: 0 12px;
    background: var(--bg-alt);
    color: var(--text);
    border: 1px solid var(--border-strong);
    border-radius: var(--radius);
    box-sizing: border-box;
    font-family: inherit;
    font-size: 14px;
    line-height: 1.4;
    transition: border-color var(--transition-fast),
                box-shadow var(--transition-fast),
                background var(--transition-fast);
}
/* Some UAs give number inputs intrinsic width based on spinner UI — neutralise. */
.input[type="number"], .form-input[type="number"] {
    -moz-appearance: textfield;
}
.input[type="number"]::-webkit-outer-spin-button,
.input[type="number"]::-webkit-inner-spin-button,
.form-input[type="number"]::-webkit-outer-spin-button,
.form-input[type="number"]::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}
.input::placeholder, .textarea::placeholder, .form-input::placeholder { color: var(--muted-2); }
.input:hover, .select:hover, .textarea:hover, .form-input:hover { border-color: var(--gray-400); }
.input:focus, .select:focus, .textarea:focus, .form-input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: var(--shadow-focus);
    background: var(--bg-alt);
}
.input.is-invalid, .select.is-invalid, .textarea.is-invalid, .form-input.is-invalid {
    border-color: var(--danger);
}
.input.is-invalid:focus, .form-input.is-invalid:focus { box-shadow: 0 0 0 3px var(--danger-soft); }
.textarea, textarea.input, textarea.form-input {
    height: auto;
    min-height: 100px;
    padding: 10px 12px;
    resize: vertical;
    line-height: 1.5;
}

.form-hint, small.form-hint {
    font-size: 12px;
    color: var(--muted);
    margin-top: 4px;
}
.form-error {
    font-size: 12px;
    color: var(--danger);
    margin-top: 4px;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 4px;
}
.form-link {
    font-size: 13px;
    color: var(--primary);
    font-weight: 500;
}

.select {
    appearance: none;
    -webkit-appearance: none;
    background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%236b7280' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'><polyline points='6 9 12 15 18 9'/></svg>");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 36px;
}
select.form-input,
select.input {
    appearance: none;
    -webkit-appearance: none;
    background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%236b7280' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'><polyline points='6 9 12 15 18 9'/></svg>");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 36px;
}

.checkbox-row, .radio-row, .checkbox-label {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    cursor: pointer;
}
.checkbox-row input[type="checkbox"],
.radio-row input[type="radio"],
.checkbox-label input[type="checkbox"] {
    accent-color: var(--primary);
    width: 16px; height: 16px;
    cursor: pointer;
}

/* Range slider */
.range {
    -webkit-appearance: none;
    appearance: none;
    width: 100%;
    height: 6px;
    background: var(--bg-subtle);
    border-radius: var(--radius-pill);
    outline: none;
}
.range::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 18px; height: 18px;
    background: var(--primary);
    border: 3px solid var(--bg-alt);
    border-radius: 50%;
    cursor: pointer;
    box-shadow: 0 2px 8px rgba(99, 102, 241, 0.40);
    transition: transform var(--transition-fast);
}
.range::-moz-range-thumb {
    width: 18px; height: 18px;
    background: var(--primary);
    border: 3px solid var(--bg-alt);
    border-radius: 50%;
    cursor: pointer;
}
.range::-webkit-slider-thumb:hover { transform: scale(1.1); }

.progress-bar {
    width: 100%;
    height: 6px;
    background: var(--bg-subtle);
    border: 1px solid var(--border);
    border-radius: var(--radius-pill);
    overflow: hidden;
}
.progress-bar > span,
.progress-bar > .progress-fill {
    display: block;
    height: 100%;
    background: linear-gradient(90deg, var(--primary), #8b5cf6);
    transition: width var(--transition);
    border-radius: var(--radius-pill);
}

/* ---------- Alerts ---------- */
.alert {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 12px 14px;
    border-radius: var(--radius);
    font-size: 14px;
    border: 1px solid transparent;
    margin-bottom: 16px;
    line-height: 1.5;
}
.alert ul { padding-left: 18px; list-style: disc; }
.alert-success { background: var(--success-bg); color: var(--success-text); border-color: var(--success-border); }
.alert-error   { background: var(--danger-bg);  color: var(--danger-text);  border-color: var(--danger-border); }
.alert-warning { background: var(--warning-bg); color: var(--warning-text); border-color: var(--warning-border); }
.alert-info    { background: var(--info-bg);    color: var(--info-text);    border-color: var(--info-border); }

/* ---------- Toasts ---------- */
.toast-container {
    position: fixed;
    top: calc(var(--nav-h) + 12px);
    right: 20px;
    z-index: 1000;
    display: flex;
    flex-direction: column;
    gap: 10px;
    pointer-events: none;
    max-width: calc(100vw - 40px);
}
.toast {
    pointer-events: auto;
    display: flex;
    align-items: flex-start;
    gap: 10px;
    min-width: 300px;
    max-width: 400px;
    padding: 12px 14px;
    background: var(--bg-elev);
    border: 1px solid var(--border);
    border-left: 3px solid var(--primary);
    border-radius: var(--radius);
    box-shadow: var(--shadow-pop);
    font-size: 14px;
    color: var(--text);
    animation: toast-in 280ms var(--ease-out);
    transform-origin: top right;
}
.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-info    { border-left-color: var(--info);    }
.toast-icon {
    display: inline-flex;
    flex-shrink: 0;
    margin-top: 1px;
    color: var(--primary);
}
.toast-success .toast-icon { color: var(--success); }
.toast-error   .toast-icon { color: var(--danger);  }
.toast-warning .toast-icon { color: var(--warning); }
.toast-info    .toast-icon { color: var(--info);    }
.toast-msg { flex: 1; line-height: 1.45; }
.toast-close {
    color: var(--muted);
    font-size: 20px;
    line-height: 1;
    padding: 0 2px;
    transition: color var(--transition-fast);
}
.toast-close:hover { color: var(--text-strong); }
.toast.is-leaving { animation: toast-out 220ms ease forwards; }

@keyframes toast-in {
    from { opacity: 0; transform: translateX(20px) scale(0.96); }
    to   { opacity: 1; transform: translateX(0) scale(1); }
}
@keyframes toast-out {
    to { opacity: 0; transform: translateX(20px) scale(0.96); }
}

/* ---------- Modal ---------- */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(2, 6, 23, 0.55);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1050;
    padding: 20px;
    animation: overlay-in 200ms ease;
}
.modal-overlay[hidden] { display: none !important; }

@keyframes overlay-in { from { opacity: 0; } to { opacity: 1; } }

.modal {
    background: var(--bg-elev);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    width: 100%;
    max-width: 480px;
    max-height: calc(100vh - 80px);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    animation: modal-in 240ms var(--ease-out);
}
.modal-sm { max-width: 420px; }
.modal-lg { max-width: 720px; }

@keyframes modal-in {
    from { opacity: 0; transform: translateY(8px) scale(0.97); }
    to   { opacity: 1; transform: translateY(0) scale(1); }
}

.modal-head {
    padding: 18px 22px;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}
.modal-title { margin: 0; font-size: 17px; font-weight: 700; }
.modal-close {
    width: 32px; height: 32px;
    border-radius: var(--radius);
    font-size: 22px;
    line-height: 1;
    color: var(--muted);
    display: inline-flex; align-items: center; justify-content: center;
    transition: background var(--transition-fast), color var(--transition-fast);
}
.modal-close:hover { background: var(--bg-hover); color: var(--text-strong); }
.modal-body { padding: 22px; overflow: auto; }
.modal-foot {
    padding: 14px 22px;
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: flex-end;
    gap: 8px;
    background: var(--bg-subtle);
}

.shortcut-list { display: flex; flex-direction: column; gap: 8px; }
.shortcut-list li {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 6px 0;
    font-size: 14px;
    color: var(--text);
}
.shortcut-list li > span { color: var(--muted); flex: 1; }
kbd {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 26px;
    height: 24px;
    padding: 0 6px;
    background: var(--bg-subtle);
    border: 1px solid var(--border);
    border-bottom-width: 2px;
    border-radius: 6px;
    font-family: var(--font-mono);
    font-size: 12px;
    font-weight: 600;
    color: var(--text-strong);
}

/* ---------- Calendar ---------- */
.calendar-wrap {
    background: var(--bg-alt);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 18px;
    box-shadow: var(--shadow-sm);
}
.calendar-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 14px;
}
.calendar-month { font-size: 18px; font-weight: 700; color: var(--text-strong); letter-spacing: -0.015em; }
.calendar-nav { display: flex; gap: 6px; }

.calendar-dow {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 4px;
    margin-bottom: 6px;
}
.calendar-dow > span {
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--muted);
    text-align: center;
    padding: 6px 0;
}

.calendar {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 4px;
}
.calendar-day {
    position: relative;
    min-height: 96px;
    background: var(--bg-subtle);
    border: 1px solid transparent;
    border-radius: var(--radius);
    padding: 6px 8px;
    cursor: pointer;
    transition: background var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast);
    display: flex;
    flex-direction: column;
    gap: 4px;
    overflow: hidden;
}
.calendar-day:hover { background: var(--bg-hover); border-color: var(--border-strong); }
.calendar-day.is-other-month { opacity: 0.45; }
.calendar-day.is-today { border-color: var(--primary); background: var(--primary-soft); }
.calendar-day.is-today .calendar-day-num { color: var(--primary); font-weight: 700; }
.calendar-day.is-selected { box-shadow: 0 0 0 2px var(--primary); }
.calendar-day-num { font-size: 13px; color: var(--text); font-weight: 600; font-variant-numeric: tabular-nums; }
.calendar-day-items { display: flex; flex-direction: column; gap: 2px; overflow: hidden; }
.calendar-pill {
    font-size: 11px;
    line-height: 1.3;
    padding: 2px 6px;
    border-radius: 4px;
    background: var(--primary-soft);
    color: var(--primary);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    transition: transform var(--transition-fast);
}
.calendar-pill:hover { transform: scale(1.05); }
.calendar-pill.priority-urgent { background: var(--danger-soft); color: var(--danger-text); }
.calendar-pill.priority-high   { background: var(--warning-soft); color: var(--warning-text); }
.calendar-pill.status-late     { background: var(--danger-soft); color: var(--danger-text); text-decoration: line-through; }
.calendar-pill.status-submitted{ background: var(--success-soft); color: var(--success-text); text-decoration: line-through; }
.calendar-more { font-size: 11px; color: var(--muted); padding: 0 6px; }

/* ---------- Assignment card ---------- */
.assignment-card {
    background: var(--bg-alt);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 16px 18px;
    box-shadow: var(--shadow-sm);
    transition: box-shadow var(--transition),
                border-color var(--transition),
                transform var(--transition);
    display: flex;
    flex-direction: column;
    gap: 10px;
    position: relative;
    overflow: hidden;
}
.assignment-card::before {
    content: "";
    position: absolute;
    left: 0; top: 0; bottom: 0;
    width: 3px;
    background: var(--primary);
    opacity: 0.75;
    transition: opacity var(--transition-fast);
}
.assignment-card.priority-urgent::before { background: var(--danger); }
.assignment-card.priority-high::before   { background: var(--warning); }
.assignment-card.priority-medium::before { background: var(--info); }
.assignment-card.priority-low::before    { background: var(--muted); opacity: 0.4; }
.assignment-card.status-submitted { opacity: 0.72; }
.assignment-card.status-submitted .assignment-title,
.assignment-card.status-submitted .assignment-title a {
    text-decoration: line-through;
    color: var(--muted);
}
.assignment-card.status-late::before { background: var(--danger); }

.assignment-card:hover {
    box-shadow: var(--shadow-md);
    border-color: var(--border-strong);
    transform: translateY(-1px);
}
.assignment-card:hover::before { opacity: 1; }

.assignment-card-head,
.assignment-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    flex-wrap: wrap;
}
.assignment-card-head { gap: 8px; }

.assignment-title {
    margin: 0;
    font-size: 15px;
    font-weight: 600;
    color: var(--text-strong);
    line-height: 1.35;
    flex: 1;
    min-width: 0;
    letter-spacing: -0.005em;
}
.assignment-title a { color: inherit; }
.assignment-title a:hover { color: var(--primary); }

.assignment-meta,
.assignment-card-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    align-items: center;
}
.assignment-foot,
.assignment-card-foot {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    color: var(--muted);
    font-size: 13px;
    flex-wrap: wrap;
}
.assignment-actions { display: flex; gap: 6px; }
.assignment-desc { color: var(--muted); font-size: 13px; line-height: 1.5; }
.assignment-due {
    font-variant-numeric: tabular-nums;
    font-weight: 500;
    color: var(--gray-600);
}
html[data-theme-resolved="dark"] .assignment-due { color: var(--gray-600); }

.assignment-list { display: flex; flex-direction: column; gap: 12px; }
.assignment-grid { display: grid; gap: 14px; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); }

/* ---------- Stat cards ---------- */
.stats-grid,
.stat-grid {
    display: grid;
    gap: 14px;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    margin-bottom: 28px;
}
.stat-card {
    background: var(--bg-alt);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 20px;
    box-shadow: var(--shadow-sm);
    display: flex;
    flex-direction: column;
    gap: 4px;
    position: relative;
    overflow: hidden;
    transition: box-shadow var(--transition), transform var(--transition), border-color var(--transition);
}
.stat-card::after {
    content: "";
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    background: var(--primary);
    opacity: 0;
    transition: opacity var(--transition);
}
.stat-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
    border-color: var(--border-strong);
}
.stat-card:hover::after { opacity: 1; }

.stat-card .stat-icon {
    position: absolute;
    right: 16px; top: 16px;
    width: 36px; height: 36px;
    border-radius: var(--radius);
    background: var(--primary-soft);
    color: var(--primary);
    display: inline-flex; align-items: center; justify-content: center;
}
.stat-num, .stat-number {
    font-size: 32px;
    font-weight: 800;
    color: var(--text-strong);
    letter-spacing: -0.025em;
    font-variant-numeric: tabular-nums;
    line-height: 1.1;
}
.stat-label {
    font-size: 11px;
    color: var(--muted);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-top: 4px;
}
.stat-trend {
    font-size: 12px;
    color: var(--success);
    margin-top: 6px;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 3px;
}
.stat-trend.down { color: var(--danger); }

.stat-card.stat-total    .stat-icon,
.stat-card.tone-primary  .stat-icon { background: var(--primary-soft);  color: var(--primary);  }
.stat-card.stat-in-progress .stat-icon,
.stat-card.tone-info     .stat-icon { background: var(--info-soft);     color: var(--info);     }
.stat-card.stat-submitted .stat-icon,
.stat-card.tone-success  .stat-icon { background: var(--success-soft);  color: var(--success);  }
.stat-card.stat-late      .stat-icon,
.stat-card.tone-danger   .stat-icon { background: var(--danger-soft);   color: var(--danger);   }
.stat-card.tone-warning  .stat-icon { background: var(--warning-soft);  color: var(--warning);  }

.stat-card.stat-total::after    { background: var(--primary); }
.stat-card.stat-in-progress::after { background: var(--info); }
.stat-card.stat-submitted::after { background: var(--success); }
.stat-card.stat-late::after     { background: var(--danger); }

/* ---------- Auth pages ---------- */
.auth-shell,
.auth-section {
    min-height: calc(100vh - var(--nav-h));
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px 20px;
    position: relative;
    background:
        radial-gradient(ellipse at top left, rgba(99, 102, 241, 0.08), transparent 50%),
        radial-gradient(ellipse at bottom right, rgba(139, 92, 246, 0.06), transparent 50%);
}
html[data-theme-resolved="dark"] .auth-shell,
html[data-theme-resolved="dark"] .auth-section {
    background:
        radial-gradient(ellipse at top left, rgba(99, 102, 241, 0.12), transparent 50%),
        radial-gradient(ellipse at bottom right, rgba(139, 92, 246, 0.10), transparent 50%);
}

.auth-card {
    width: 100%;
    max-width: 460px;
    background: var(--bg-alt);
    border: 1px solid var(--border);
    border-radius: var(--radius-2xl);
    padding: 36px 32px;
    box-shadow: var(--shadow-xl);
    position: relative;
    z-index: 1;
}
.auth-card h1,
.auth-card .auth-title {
    text-align: center;
    margin-bottom: 6px;
    font-size: 24px;
    letter-spacing: -0.022em;
}
.auth-card .auth-sub,
.auth-card .auth-subtitle {
    text-align: center;
    color: var(--muted);
    margin-bottom: 28px;
    font-size: 14px;
}
.auth-icon-mark {
    width: 56px; height: 56px;
    border-radius: var(--radius-lg);
    background: linear-gradient(135deg, var(--primary), #8b5cf6);
    color: #fff;
    display: flex; align-items: center; justify-content: center;
    margin: 0 auto 16px;
    box-shadow: 0 8px 24px rgba(99, 102, 241, 0.35);
}
.auth-foot {
    text-align: center;
    margin-top: 22px;
    font-size: 14px;
    color: var(--muted);
}
.auth-form { width: 100%; }
.auth-form .form-group { margin-bottom: 14px; min-width: 0; }
.auth-form .form-row { margin-bottom: 14px; }
.auth-form .form-input,
.auth-form .input,
.auth-form .select { width: 100%; max-width: 100%; min-width: 0; }
.auth-form .btn-block { margin-top: 8px; height: 44px; font-size: 15px; }

/* ---------- Tables ---------- */
.table-wrap {
    background: var(--bg-alt);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}
.table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
}
.table th, .table td {
    padding: 12px 16px;
    text-align: left;
    border-bottom: 1px solid var(--border);
    vertical-align: middle;
}
.table th {
    color: var(--muted);
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    background: var(--bg-subtle);
}
.table tbody tr { transition: background var(--transition-fast); }
.table tbody tr:hover { background: var(--bg-hover); }
.table tbody tr:last-child td { border-bottom: 0; }

/* ---------- Empty state ---------- */
.empty {
    text-align: center;
    padding: 56px 20px;
    color: var(--muted);
}
.empty-icon {
    width: 64px; height: 64px;
    margin: 0 auto 18px;
    border-radius: var(--radius-xl);
    background: var(--primary-soft);
    color: var(--primary);
    display: inline-flex;
    align-items: center;
    justify-content: center;
}
.empty h3 { color: var(--text-strong); margin-bottom: 6px; }
.empty p { margin-bottom: 18px; }

/* ---------- Dashboard sections ---------- */
.dashboard-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 28px;
    flex-wrap: wrap;
}
.dashboard-header h1 {
    font-size: 28px;
    letter-spacing: -0.025em;
    margin: 0;
}
.dashboard-header > div:first-child .muted { font-size: 14px; margin-top: 4px; }
.dashboard-header-actions { display: flex; gap: 8px; flex-wrap: wrap; }

.dashboard-section {
    margin-bottom: 32px;
}
.section-title {
    font-size: 16px;
    font-weight: 700;
    color: var(--text-strong);
    margin-bottom: 14px;
    letter-spacing: -0.01em;
    display: flex;
    align-items: center;
    gap: 8px;
}
.section-count {
    font-size: 12px;
    font-weight: 600;
    color: var(--muted);
    background: var(--bg-subtle);
    border: 1px solid var(--border);
    padding: 2px 8px;
    border-radius: var(--radius-pill);
    font-variant-numeric: tabular-nums;
}

/* Filter bar */
.filter-bar {
    display: flex;
    gap: 8px;
    margin-bottom: 24px;
    flex-wrap: wrap;
    align-items: center;
    background: var(--bg-alt);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 12px;
    box-shadow: var(--shadow-xs);
}
.filter-bar .input,
.filter-bar .select {
    flex: 1 1 160px;
    min-width: 140px;
    max-width: 240px;
}
.filter-bar input[type="search"] { flex: 2 1 240px; max-width: none; }
.filter-bar .btn { flex-shrink: 0; }

/* ---------- View page (assignment-view) ---------- */
.view-page .page-header,
.page-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 24px;
    flex-wrap: wrap;
}
.page-header-title {
    display: flex;
    align-items: center;
    gap: 10px;
    min-width: 0;
    flex: 1;
}
.page-header-title h1 {
    font-size: 26px;
    letter-spacing: -0.02em;
    margin: 0;
    line-height: 1.2;
}
.page-header-actions { display: flex; gap: 8px; flex-wrap: wrap; }

.view-grid {
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: 20px;
    align-items: flex-start;
}
.view-main { padding: 24px; }
.view-side { padding: 20px; }

.badges-row {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
    margin-bottom: 18px;
}

.countdown {
    display: inline-flex;
    align-items: center;
    padding: 10px 16px;
    border-radius: var(--radius);
    font-weight: 600;
    font-size: 14px;
    margin-bottom: 20px;
    font-variant-numeric: tabular-nums;
}
.countdown-future    { background: var(--primary-soft);  color: var(--primary); }
.countdown-today     { background: var(--warning-soft);  color: var(--warning-text); }
.countdown-overdue   { background: var(--danger-soft);   color: var(--danger-text); }
.countdown-submitted { background: var(--success-soft);  color: var(--success-text); }

.meta-list {
    display: grid;
    grid-template-columns: 120px 1fr;
    gap: 10px 16px;
    padding: 16px 0;
    margin-bottom: 18px;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    font-size: 14px;
}
.meta-list dt { color: var(--muted); font-weight: 500; }
.meta-list dd { color: var(--text); font-weight: 500; }

.progress-block {
    margin-bottom: 22px;
}
.progress-block label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: 6px;
}
html[data-theme-resolved="dark"] .progress-block label { color: var(--gray-600); }

.description {
    margin-bottom: 22px;
}
.description h3 {
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--muted);
    margin-bottom: 8px;
    font-weight: 600;
}
.description p {
    color: var(--text);
    line-height: 1.65;
}

.quick-actions {
    padding-top: 18px;
    border-top: 1px solid var(--border);
}
.quick-actions h3 {
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--muted);
    margin-bottom: 10px;
    font-weight: 600;
}
.quick-actions form { display: inline-block; margin-right: 6px; }

.activity-list {
    display: flex;
    flex-direction: column;
    gap: 14px;
    margin-top: 12px;
}
.activity-entry {
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border);
    font-size: 13px;
}
.activity-entry:last-child { border-bottom: 0; }
.activity-action { font-weight: 600; color: var(--text-strong); margin-bottom: 2px; }
.activity-details { font-size: 12px; }
.activity-time { font-size: 11px; margin-top: 2px; }

.view-side h3 {
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--muted);
    margin-bottom: 6px;
    font-weight: 600;
}

/* ---------- Form page ---------- */
.form-page { max-width: 880px; margin: 0 auto; }
.form-page .form { padding: 28px; }
.form-page .form .form-row {
    display: flex;
    flex-direction: column;
    gap: 6px;
    margin-bottom: 16px;
}
.form-page .form .form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-bottom: 8px;
}
.form-page .form .form-grid .form-row { margin-bottom: 0; }
.form-page .form .form-actions {
    display: flex;
    gap: 8px;
    margin-top: 16px;
    padding-top: 20px;
    border-top: 1px solid var(--border);
}

/* ---------- Hero / Landing ---------- */
.hero {
    padding: 80px 0 56px;
    text-align: center;
    position: relative;
    overflow: hidden;
}
.hero::before {
    content: "";
    position: absolute;
    top: -200px; left: 50%;
    transform: translateX(-50%);
    width: 800px; height: 600px;
    background: radial-gradient(ellipse, rgba(99, 102, 241, 0.10), transparent 60%);
    pointer-events: none;
    z-index: -1;
}
.hero-inner { max-width: 800px; margin: 0 auto; }
.hero-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 5px 14px;
    background: var(--primary-soft);
    color: var(--primary);
    border: 1px solid var(--primary-100);
    border-radius: var(--radius-pill);
    font-size: 12px;
    font-weight: 600;
    margin-bottom: 22px;
    letter-spacing: 0.01em;
}
.hero-title {
    font-size: 56px;
    line-height: 1.05;
    letter-spacing: -0.035em;
    margin-bottom: 18px;
    font-weight: 800;
    background: linear-gradient(135deg, var(--text-strong) 30%, var(--primary) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}
.hero-subtitle {
    font-size: 18px;
    color: var(--muted);
    margin-bottom: 32px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.6;
}
.hero-cta {
    display: flex;
    gap: 12px;
    justify-content: center;
    flex-wrap: wrap;
}

.features {
    padding: 40px 0 80px;
}
.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
}
.feature-card {
    background: var(--bg-alt);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: 28px 24px;
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}
.feature-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
    border-color: var(--border-strong);
}
.feature-icon {
    width: 48px; height: 48px;
    border-radius: var(--radius-lg);
    background: var(--primary-soft);
    color: var(--primary);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    margin-bottom: 16px;
}
.feature-card h3 {
    font-size: 17px;
    margin-bottom: 8px;
    letter-spacing: -0.015em;
}
.feature-card p {
    color: var(--muted);
    font-size: 14px;
    line-height: 1.6;
}

/* ---------- Footer ---------- */
.site-footer {
    border-top: 1px solid var(--border);
    background: var(--bg-alt);
    margin-top: auto;
}
.site-footer-inner {
    max-width: var(--container-w);
    margin: 0 auto;
    padding: 18px 24px;
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: var(--muted);
}
.footer-brand { font-weight: 500; }
.footer-sep { color: var(--gray-300); }
.footer-spacer { flex: 1; }
.footer-link {
    color: var(--muted);
    font-size: 13px;
    transition: color var(--transition-fast);
}
.footer-link:hover { color: var(--text-strong); }

/* ---------- Skeleton loaders ---------- */
@keyframes skeleton-pulse {
    0%, 100% { opacity: 1; }
    50%      { opacity: 0.5; }
}
.skeleton, .skeleton-text, .skeleton-card {
    background: linear-gradient(90deg, var(--bg-subtle) 25%, var(--bg-hover) 50%, var(--bg-subtle) 75%);
    background-size: 200% 100%;
    animation: skeleton-shimmer 1.6s ease-in-out infinite;
    border-radius: var(--radius);
}
@keyframes skeleton-shimmer {
    0%   { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}
.skeleton-text {
    height: 12px;
    margin-bottom: 8px;
    border-radius: 4px;
}
.skeleton-text:last-child { margin-bottom: 0; }
.skeleton-text.short { width: 60%; }
.skeleton-text.long  { width: 100%; }
.skeleton-card {
    height: 90px;
    border-radius: var(--radius-lg);
}

/* ---------- Status badge glow on change ---------- */
.badge.is-pulse {
    animation: badge-pulse 0.8s ease;
}
@keyframes badge-pulse {
    0%   { box-shadow: 0 0 0 0 currentColor; }
    50%  { box-shadow: 0 0 0 6px transparent; }
    100% { box-shadow: 0 0 0 0 transparent; }
}

/* ---------- Utilities ---------- */
.flex { display: flex; }
.inline-flex { display: inline-flex; }
.flex-col { display: flex; flex-direction: column; }
.flex-wrap { flex-wrap: wrap; }
.items-start { align-items: flex-start; }
.items-center { align-items: center; }
.items-end { align-items: flex-end; }
.justify-start { justify-content: flex-start; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.justify-end { justify-content: flex-end; }
.gap-1 { gap: 4px; } .gap-2 { gap: 8px; } .gap-3 { gap: 12px; } .gap-4 { gap: 16px; } .gap-6 { gap: 24px; }
.mt-1 { margin-top: 4px; } .mt-2 { margin-top: 8px; } .mt-3 { margin-top: 12px; } .mt-4 { margin-top: 16px; } .mt-6 { margin-top: 24px; }
.mb-1 { margin-bottom: 4px; } .mb-2 { margin-bottom: 8px; } .mb-3 { margin-bottom: 12px; } .mb-4 { margin-bottom: 16px; } .mb-6 { margin-bottom: 24px; }
.ml-auto { margin-left: auto; }
.mr-auto { margin-right: auto; }
.w-full { width: 100%; }
.hidden { display: none !important; }
.divider { height: 1px; background: var(--border); margin: 16px 0; }

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
    .view-grid { grid-template-columns: 1fr; }
    .view-side { order: -1; }
}

@media (max-width: 768px) {
    :root { --container-w: 100%; }
    .container { padding: 22px 16px 56px; }
    .topnav-inner { padding: 0 16px; gap: 8px; }
    .nav-toggle { display: inline-flex; }
    .nav-main {
        display: none;
        position: absolute;
        top: 100%;
        left: 0; right: 0;
        background: var(--bg-elev);
        border-bottom: 1px solid var(--border);
        flex-direction: column;
        gap: 0;
        padding: 8px;
        box-shadow: var(--shadow-md);
        z-index: 50;
    }
    .nav-main.open { display: flex; }
    .nav-main .nav-link { padding: 10px 14px; }
    .user-name { display: none; }
    .form-row, .form-row-3, .form-grid,
    .form-page .form .form-grid { grid-template-columns: 1fr; gap: 14px; }
    .calendar-day { min-height: 64px; padding: 4px; }
    .calendar-day-num { font-size: 12px; }
    .calendar-pill { font-size: 10px; padding: 1px 4px; }
    .page-head h1 { font-size: 22px; }
    .dashboard-header h1 { font-size: 24px; }
    .hero-title { font-size: 40px; }
    .hero-subtitle { font-size: 16px; }
    .hero { padding: 48px 0 32px; }
    .stat-num, .stat-number { font-size: 26px; }
    .toast-container { left: 12px; right: 12px; top: calc(var(--nav-h) + 8px); }
    .toast { min-width: 0; max-width: 100%; }
    .input, .select, .textarea, .form-input { height: 44px; font-size: 15px; }
}

@media (max-width: 480px) {
    .auth-card { padding: 28px 22px; border-radius: var(--radius-xl); }
    .modal-foot { flex-direction: column-reverse; }
    .modal-foot .btn { width: 100%; }
    .hero-cta { flex-direction: column; }
    .hero-cta .btn { width: 100%; }
}

/* ============================================================================
   Commercial-grade Calendar (calendar.php) — Google Calendar / Notion style
   ============================================================================ */

.calendar-page { display: flex; flex-direction: column; gap: 16px; }

.calendar-page-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;
}

/* ---- Toolbar (view switch + heading + arrows + today) ---- */
.calendar-toolbar {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    gap: 12px;
    padding: 10px 14px;
    background: var(--bg-alt);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
}
.calendar-toolbar-left { justify-self: start; display: flex; align-items: center; gap: 8px; }
.calendar-toolbar-center { justify-self: center; display: flex; align-items: center; gap: 10px; }
.calendar-toolbar-right { justify-self: end; display: flex; align-items: center; gap: 8px; }

.calendar-view-switch {
    display: inline-flex;
    padding: 3px;
    background: var(--bg-subtle);
    border-radius: var(--radius-pill);
    border: 1px solid var(--border);
}
.calendar-view-btn {
    padding: 6px 14px;
    font-size: 13px;
    font-weight: 600;
    color: var(--muted);
    border-radius: var(--radius-pill);
    text-decoration: none;
    transition: background var(--transition-fast), color var(--transition-fast);
}
.calendar-view-btn:hover { color: var(--text-strong); }
.calendar-view-btn.is-active {
    background: var(--bg-alt);
    color: var(--primary);
    box-shadow: var(--shadow-sm);
}

.calendar-heading {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-strong);
    min-width: 220px;
    text-align: center;
}

.calendar-arrow {
    width: 34px; height: 34px;
    display: inline-flex; align-items: center; justify-content: center;
    border-radius: var(--radius);
    color: var(--muted);
    transition: background var(--transition-fast), color var(--transition-fast);
}
.calendar-arrow:hover { background: var(--bg-hover); color: var(--text-strong); }

/* ---- Layout: main + filter sidebar ---- */
.calendar-layout {
    display: grid;
    grid-template-columns: 1fr 280px;
    gap: 16px;
    align-items: flex-start;
}
.calendar-main {
    background: var(--bg-alt);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
}

/* ---- Day-of-week header row ---- */
.calendar-dow-row {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    background: var(--bg-subtle);
    border-bottom: 1px solid var(--border);
}
.calendar-dow-row > span {
    padding: 10px 12px;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--muted);
    text-align: left;
}

/* ---- Month grid ---- */
.calendar-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    grid-auto-rows: minmax(120px, 1fr);
    background: var(--border);
    gap: 1px;
}
.calendar-cell {
    background: var(--bg-alt);
    padding: 6px 8px 8px;
    display: flex;
    flex-direction: column;
    gap: 4px;
    min-height: 120px;
    transition: background var(--transition-fast);
    outline: none;
    position: relative;
}
.calendar-cell:hover { background: var(--bg-hover); }
.calendar-cell:focus-visible { box-shadow: inset 0 0 0 2px var(--primary); z-index: 1; }
.calendar-cell.is-other { background: var(--bg-subtle); }
.calendar-cell.is-other .calendar-day-num { color: var(--muted-2); }
.calendar-cell.is-past:not(.is-today) .calendar-day-num { color: var(--muted); }
.calendar-cell.is-today {
    background: linear-gradient(180deg, var(--primary-soft), var(--bg-alt) 90%);
}

.calendar-day-num-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    text-decoration: none;
    color: inherit;
    align-self: flex-start;
    padding: 2px 4px;
    border-radius: var(--radius-sm);
    transition: background var(--transition-fast);
}
.calendar-day-num-link:hover { background: var(--primary-soft); }
.calendar-day-num {
    font-size: 13px;
    font-weight: 600;
    color: var(--text);
    min-width: 18px;
    text-align: center;
}
.calendar-cell.is-today .calendar-day-num {
    background: var(--primary);
    color: #fff;
    border-radius: 999px;
    width: 24px; height: 24px;
    display: inline-flex; align-items: center; justify-content: center;
    font-weight: 700;
}
.calendar-today-pill {
    font-size: 10px;
    font-weight: 700;
    color: var(--primary);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    background: var(--primary-soft);
    padding: 2px 6px;
    border-radius: var(--radius-pill);
}

.calendar-chips {
    display: flex;
    flex-direction: column;
    gap: 3px;
    overflow: hidden;
}
.calendar-chip {
    display: flex;
    align-items: center;
    gap: 5px;
    padding: 3px 7px;
    font-size: 11.5px;
    font-weight: 600;
    line-height: 1.25;
    border-radius: 5px;
    background: var(--chip, var(--primary));
    color: #fff;
    text-decoration: none;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
    box-shadow: 0 1px 2px rgba(15, 23, 42, 0.10);
    transition: transform var(--transition-fast), filter var(--transition-fast), box-shadow var(--transition-fast);
}
.calendar-chip:hover {
    transform: translateY(-1px);
    filter: brightness(1.05) saturate(1.05);
    box-shadow: 0 3px 8px rgba(15, 23, 42, 0.18);
}
.calendar-chip .calendar-chip-time {
    font-weight: 700;
    opacity: 0.85;
    font-variant-numeric: tabular-nums;
    font-size: 10.5px;
}
.calendar-chip .calendar-chip-title {
    overflow: hidden;
    text-overflow: ellipsis;
    flex: 1;
}
.calendar-chip.status-submitted { opacity: 0.65; }
.calendar-chip.status-submitted .calendar-chip-title { text-decoration: line-through; }
.calendar-chip.status-late {
    background: var(--danger);
    box-shadow: 0 1px 2px rgba(239, 68, 68, 0.35);
}

.calendar-more {
    font-size: 11px;
    font-weight: 600;
    color: var(--muted);
    text-decoration: none;
    padding: 1px 6px;
    border-radius: var(--radius-sm);
    transition: background var(--transition-fast), color var(--transition-fast);
}
.calendar-more:hover { background: var(--primary-soft); color: var(--primary); }

/* ---- Week view ---- */
.calendar-week-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    background: var(--border);
    gap: 1px;
    min-height: 520px;
}
.calendar-week-col {
    background: var(--bg-alt);
    display: flex;
    flex-direction: column;
    transition: background var(--transition-fast);
    outline: none;
}
.calendar-week-col:focus-visible { box-shadow: inset 0 0 0 2px var(--primary); z-index: 1; }
.calendar-week-col.is-today {
    background: linear-gradient(180deg, var(--primary-soft), var(--bg-alt) 25%);
}
.calendar-week-col.is-past:not(.is-today) { opacity: 0.85; }

.calendar-week-head {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 12px;
    border-bottom: 1px solid var(--border);
    text-decoration: none;
    color: inherit;
    transition: background var(--transition-fast);
}
.calendar-week-head:hover { background: var(--bg-hover); }
.calendar-week-dow {
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--muted);
}
.calendar-week-num {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-strong);
}
.calendar-week-col.is-today .calendar-week-num {
    color: var(--primary);
}

.calendar-week-body {
    display: flex;
    flex-direction: column;
    gap: 6px;
    padding: 10px;
    flex: 1;
}
.calendar-week-empty {
    color: var(--muted-2);
    text-align: center;
    padding: 14px 0;
    font-size: 18px;
    opacity: 0.5;
}

.calendar-week-chip {
    display: flex;
    flex-direction: column;
    gap: 3px;
    padding: 8px 10px;
    border-radius: var(--radius);
    background: var(--bg-alt);
    border: 1px solid var(--border);
    border-left: 3px solid var(--chip, var(--primary));
    text-decoration: none;
    color: var(--text);
    transition: box-shadow var(--transition-fast), transform var(--transition-fast), border-color var(--transition-fast);
    box-shadow: var(--shadow-sm);
}
.calendar-week-chip:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}
.calendar-week-chip-top {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 11px;
    color: var(--muted);
}
.calendar-chip-dot {
    width: 8px; height: 8px;
    border-radius: 999px;
    display: inline-block;
    flex-shrink: 0;
}
.calendar-week-chip .calendar-chip-time { font-weight: 600; font-variant-numeric: tabular-nums; }
.calendar-week-chip .calendar-chip-time.muted { color: var(--muted-2); }
.calendar-week-chip .calendar-chip-title {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-strong);
    line-height: 1.3;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}
.calendar-week-chip .calendar-chip-course {
    font-size: 11px;
    color: var(--muted);
}
.calendar-week-chip.status-submitted { opacity: 0.6; }
.calendar-week-chip.status-submitted .calendar-chip-title { text-decoration: line-through; }
.calendar-week-chip.status-late { border-left-color: var(--danger); }
.calendar-week-chip.priority-urgent { background: rgba(239, 68, 68, 0.04); }

.calendar-prio-badge {
    font-size: 10px;
    font-weight: 800;
    padding: 1px 5px;
    border-radius: var(--radius-sm);
    margin-left: auto;
    line-height: 1;
}
.calendar-prio-badge.prio-urgent { background: var(--danger-soft); color: var(--danger); }
.calendar-prio-badge.prio-high   { background: var(--warning-soft); color: #b45309; }

/* ---- Filters sidebar ---- */
.calendar-filters {
    background: var(--bg-alt);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 16px;
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: calc(var(--nav-h) + 12px);
}
.calendar-filters-form { display: flex; flex-direction: column; gap: 16px; }

.calendar-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    padding-bottom: 14px;
    border-bottom: 1px solid var(--border);
}
.calendar-stat {
    background: var(--bg-subtle);
    border-radius: var(--radius);
    padding: 10px 12px;
}
.calendar-stat-num {
    font-size: 22px;
    font-weight: 800;
    color: var(--text-strong);
    line-height: 1.1;
    font-variant-numeric: tabular-nums;
}
.calendar-stat-num.is-danger { color: var(--danger); }
.calendar-stat-lbl {
    margin-top: 2px;
    font-size: 11px;
    font-weight: 600;
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.calendar-filter-group {
    border: 0;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 6px;
}
.calendar-filter-group legend {
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--muted);
    padding: 0 0 6px;
}
.calendar-filter-row {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: var(--text);
    cursor: pointer;
    padding: 4px 6px;
    border-radius: var(--radius-sm);
    transition: background var(--transition-fast);
}
.calendar-filter-row:hover { background: var(--bg-hover); }
.calendar-filter-row input[type="checkbox"] {
    width: 15px; height: 15px;
    accent-color: var(--primary);
    cursor: pointer;
}
.calendar-priority-swatch {
    width: 12px; height: 12px;
    border-radius: 3px;
    display: inline-block;
    border: 1px solid rgba(0,0,0,0.10);
}

.calendar-filter-actions {
    display: flex;
    gap: 8px;
    align-items: center;
}
.calendar-filter-hint {
    font-size: 11.5px;
    line-height: 1.5;
    margin: 0;
}
.calendar-filter-hint kbd {
    background: var(--bg-subtle);
    border: 1px solid var(--border);
    border-radius: 4px;
    padding: 1px 5px;
    font-family: var(--font-mono);
    font-size: 10.5px;
}

/* ---- Status pills shown inside filter sidebar ---- */
.calendar-filter-row .status-pill {
    font-size: 11px;
    font-weight: 700;
    padding: 2px 8px;
    border-radius: var(--radius-pill);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}
.calendar-filter-row .status-pill.status-pending     { background: var(--info-soft);    color: var(--info); }
.calendar-filter-row .status-pill.status-in_progress { background: var(--warning-soft); color: #b45309; }
.calendar-filter-row .status-pill.status-submitted   { background: var(--success-soft); color: #15803d; }
.calendar-filter-row .status-pill.status-late        { background: var(--danger-soft);  color: var(--danger); }

/* ---- Empty state ---- */
.calendar-empty {
    padding: 40px 24px;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
}
.calendar-empty-art { margin-bottom: 6px; }
.calendar-empty h3 { font-size: 18px; color: var(--text-strong); font-weight: 700; }
.calendar-empty p { max-width: 380px; }
.calendar-empty-actions {
    display: flex; gap: 8px; margin-top: 8px;
    flex-wrap: wrap; justify-content: center;
}

/* ---- Responsive ---- */
@media (max-width: 980px) {
    .calendar-layout { grid-template-columns: 1fr; }
    .calendar-filters { position: static; }
}
@media (max-width: 700px) {
    .calendar-toolbar { grid-template-columns: 1fr; gap: 8px; padding: 10px; }
    .calendar-toolbar-left, .calendar-toolbar-center, .calendar-toolbar-right {
        justify-self: stretch;
        justify-content: center;
    }
    .calendar-heading { min-width: 0; font-size: 16px; }
    .calendar-grid { grid-auto-rows: minmax(82px, 1fr); }
    .calendar-cell { min-height: 82px; padding: 4px; }
    .calendar-chip { font-size: 10.5px; padding: 2px 5px; }
    .calendar-chip .calendar-chip-time { display: none; }
    .calendar-week-grid { grid-template-columns: 1fr; }
}

/* Honour reduced motion */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.001ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.001ms !important;
    }
}

/* ============================================================================
   Courses page (card grid)
   ============================================================================ */

.courses-page { display: block; }

.courses-subtitle {
    margin: 4px 0 0;
    font-size: 14px;
}

.courses-toolbar {
    align-items: center;
}
.courses-toolbar .page-header-title h1 { line-height: 1.2; }

/* Quick-stats strip above the grid */
.courses-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: var(--space-3);
    margin-bottom: var(--space-5);
}
.courses-stats .stat-pill {
    display: flex;
    align-items: baseline;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-4);
    background: var(--bg-alt);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xs);
    transition: transform var(--transition), box-shadow var(--transition);
}
.courses-stats .stat-pill:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
}
.courses-stats .stat-pill-value {
    font-size: 22px;
    font-weight: 700;
    color: var(--text-strong);
    font-variant-numeric: tabular-nums;
    letter-spacing: -0.01em;
}
.courses-stats .stat-pill-label {
    font-size: 12px;
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: 0.04em;
    font-weight: 600;
}

/* Empty state */
.courses-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: var(--space-10) var(--space-6);
    background: var(--bg-alt);
    border: 1px dashed var(--border-strong);
    border-radius: var(--radius-lg);
}
.empty-state-art { margin-bottom: var(--space-4); }
.empty-state-title {
    margin: 0 0 var(--space-2);
    font-size: 18px;
    font-weight: 600;
    color: var(--text-strong);
}
.empty-state-text {
    max-width: 360px;
    margin: 0 0 var(--space-5);
    font-size: 14px;
    line-height: 1.5;
}

/* Inline "new course" card */
.courses-new-card {
    margin-bottom: var(--space-5);
    border-left: 3px solid var(--primary);
}
.course-form-head {
    margin-bottom: var(--space-3);
}
.course-form-heading {
    margin: 0;
    font-size: 16px;
    font-weight: 600;
    color: var(--text-strong);
}

/* The grid itself */
.courses-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--space-4);
    align-items: start;
}

/* Card */
.course-card {
    position: relative;
    padding: 20px 16px 16px;
    background: var(--bg-alt);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
    box-shadow: var(--shadow-xs);
    display: flex;
    flex-direction: column;
    min-width: 0;
}
.course-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    border-color: var(--border-strong);
}
.course-card:hover .course-card-stripe { filter: brightness(1.1); }
.course-card:focus-within {
    border-color: var(--primary);
    box-shadow: var(--shadow-focus);
}

.course-card-stripe {
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 6px;
    background: var(--course-color, var(--primary));
    transition: filter var(--transition);
}
.course-card-stripe--dashed {
    background: repeating-linear-gradient(
        90deg,
        var(--course-color, var(--gray-400)) 0 8px,
        transparent 8px 14px
    );
    opacity: 0.7;
}

.course-card-head {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding-top: var(--space-2);
    min-width: 0;
}
.course-card-name {
    flex: 1 1 auto;
    margin: 0;
    font-size: 17px;
    font-weight: 600;
    color: var(--text-strong);
    line-height: 1.3;
    letter-spacing: -0.01em;
    /* Truncate gracefully without crushing layout */
    overflow: hidden;
    text-overflow: ellipsis;
    word-break: break-word;
}
.course-card-sub {
    margin: var(--space-1) 0 0;
    font-size: 12.5px;
}

/* Stat pills inside the card */
.course-stats-row {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin: var(--space-3) 0 0;
}
.course-stat-pill {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 3px 8px;
    font-size: 10.5px;
    font-weight: 500;
    letter-spacing: 0.02em;
    text-transform: uppercase;
    color: var(--muted);
    background: var(--bg-subtle);
    border: 1px solid var(--border);
    border-radius: var(--radius-pill);
    line-height: 1.4;
}
.course-stat-pill strong {
    font-weight: 700;
    color: var(--text-strong);
    font-variant-numeric: tabular-nums;
    font-size: 11px;
}
.course-stat-pill--pending {
    color: var(--warning-text);
    background: var(--warning-bg);
    border-color: var(--warning-border);
}
.course-stat-pill--pending strong { color: var(--warning-text); }
.course-stat-pill--submitted {
    color: var(--success-text);
    background: var(--success-bg);
    border-color: var(--success-border);
}
.course-stat-pill--submitted strong { color: var(--success-text); }
.course-stat-pill--late {
    color: var(--danger-text);
    background: var(--danger-bg);
    border-color: var(--danger-border);
}
.course-stat-pill--late strong { color: var(--danger-text); }

/* Color chip + hex */
.course-color-chip {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-top: var(--space-3);
    font-size: 11px;
    color: var(--muted);
    line-height: 1;
}
.course-color-chip code {
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--muted);
    letter-spacing: 0.02em;
}
.course-color-swatch {
    display: inline-block;
    width: 14px;
    height: 14px;
    border-radius: 4px;
    border: 1px solid var(--border-strong);
    flex-shrink: 0;
}

/* Card action row */
.course-actions {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-top: var(--space-3);
    padding-top: var(--space-3);
    border-top: 1px solid var(--border);
    flex-wrap: wrap;
}
.course-actions .btn { padding: 5px 10px; font-size: 12.5px; }
.course-action-view {
    color: var(--primary) !important;
    font-weight: 600;
}
.course-action-view:hover {
    background: var(--primary-soft) !important;
}
.course-action-del {
    margin-left: auto;
    display: inline-flex;
}
.btn-icon-danger {
    color: var(--muted) !important;
    padding: 5px 7px !important;
}
.btn-icon-danger:hover {
    color: var(--danger-text) !important;
    background: var(--danger-bg) !important;
}

/* Uncategorized card variant */
.course-card--uncategorized {
    background: var(--bg-subtle);
    border-style: dashed;
}

/* Editing card */
.course-card--editing {
    padding-top: 20px;
    border-color: var(--primary);
    box-shadow: var(--shadow-md);
}
.course-card--editing .course-form-inline {
    margin-top: var(--space-2);
}

/* Inline form (used in new-card and edit card) */
.course-form-inline {
    background: transparent;
    border: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}
.courses-new-card .course-form-inline {
    background: var(--bg-subtle);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: var(--space-4);
}
.course-form-inline .form-group { margin-bottom: 0; }

.course-form-preview {
    height: 8px;
    border-radius: var(--radius-sm);
    background: var(--primary);
    box-shadow: inset 0 0 0 1px rgba(0,0,0,0.04);
}

.course-form-actions {
    display: flex;
    gap: 6px;
    padding-top: var(--space-2);
    border-top: 1px solid var(--border);
    margin-top: var(--space-1);
}

/* Swatch grid (color picker) */
.swatch-grid {
    display: grid;
    grid-template-columns: repeat(6, 32px);
    gap: 8px;
    max-width: 240px;
    margin-top: 4px;
}
.swatch {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    border: 2px solid transparent;
    cursor: pointer;
    padding: 0;
    position: relative;
    outline: 0;
    box-shadow: inset 0 0 0 1px rgba(0,0,0,0.08), var(--shadow-xs);
    transition: transform var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);
}
.swatch:hover {
    transform: scale(1.08);
}
.swatch:focus-visible {
    border-color: var(--primary);
    box-shadow: var(--shadow-focus);
}
.swatch .swatch-check {
    color: #fff;
    opacity: 0;
    transition: opacity var(--transition-fast);
    filter: drop-shadow(0 1px 1px rgba(0,0,0,0.35));
    pointer-events: none;
    position: absolute;
    inset: 0;
    margin: auto;
}
.swatch.is-selected {
    border-color: var(--text);
    box-shadow: inset 0 0 0 2px var(--bg-alt), 0 0 0 1px var(--text);
}
.swatch.is-selected .swatch-check { opacity: 1; }

.custom-color-toggle {
    margin-top: var(--space-2);
    font-size: 12px;
    color: var(--muted);
}
.custom-color-toggle summary {
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 4px;
    list-style: none;
    color: var(--primary);
    font-weight: 500;
    padding: 2px 0;
}
.custom-color-toggle summary::-webkit-details-marker { display: none; }
.custom-color-toggle summary:hover { text-decoration: underline; }
.custom-color-input {
    margin-top: var(--space-2);
    width: 60px;
    height: 36px;
    padding: 2px;
}

/* Dark-mode tweaks */
html[data-theme-resolved="dark"] .course-card {
    background: var(--bg-alt);
}
html[data-theme-resolved="dark"] .course-stat-pill {
    background: var(--bg-subtle);
}
html[data-theme-resolved="dark"] .swatch {
    box-shadow: inset 0 0 0 1px rgba(255,255,255,0.10), var(--shadow-xs);
}
html[data-theme-resolved="dark"] .swatch.is-selected {
    box-shadow: inset 0 0 0 2px var(--bg-alt), 0 0 0 1px var(--text);
}
html[data-theme-resolved="dark"] .courses-new-card .course-form-inline {
    background: var(--bg-elev);
}

/* Mobile */
@media (max-width: 480px) {
    .courses-grid { grid-template-columns: 1fr; }
    .courses-stats { grid-template-columns: repeat(3, 1fr); }
    .courses-stats .stat-pill { padding: var(--space-2) var(--space-3); flex-direction: column; align-items: flex-start; gap: 0; }
    .courses-stats .stat-pill-value { font-size: 18px; }
    .courses-stats .stat-pill-label { font-size: 10.5px; }
}

/* ============================================================================
   Responsive Pass 2 — comprehensive mobile/tablet refinement
   Builds on the earlier @media blocks. Loaded LAST so its rules win where
   conflicts arise.
   Breakpoints:
     1024px — tablet landscape
      980px — tablet portrait (collapses 2-col page layouts)
      768px — large phones / tablet portrait (nav becomes hamburger)
      600px — most phones (form rows go 1 col, button bars stack)
      480px — small phones (typography shrinks, modals full-width)
      380px — tiny phones (extra-compact)
   ============================================================================ */

/* ---------- Tablet landscape ---------- */
@media (max-width: 1024px) {
    .container { padding: 28px 20px 56px; }
    .topnav-inner { padding: 0 20px; gap: 16px; }
    .hero { padding: 64px 0 48px; }
    .hero-title { font-size: 48px; }
    .feature-grid { grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 16px; }
    .stats-grid, .stat-grid { grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); }
    .form-page { max-width: 100%; }
    .form-page .form { padding: 22px; }
}

/* ---------- Tablet portrait — collapse 2-col pages ---------- */
@media (max-width: 980px) {
    .view-grid { grid-template-columns: 1fr; }
    .view-side { order: -1; }
    .meta-list { grid-template-columns: 110px 1fr; }
    .profile-layout { grid-template-columns: 1fr !important; }
    .profile-tabs { flex-direction: row !important; flex-wrap: wrap !important; }
    .profile-tabs a { flex: 1 1 auto; justify-content: center; min-height: 44px; }
}

/* ---------- Large phones / nav collapse ---------- */
@media (max-width: 768px) {
    :root { --container-w: 100%; --nav-h: 56px; }

    .container { padding: 20px 16px 48px; }
    .topnav-inner { padding: 0 14px; gap: 8px; }

    /* Brand — keep on one line, allow slight shrink */
    .brand { gap: 8px; font-size: 15px; min-width: 0; }
    .brand-name {
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
        max-width: 160px;
    }

    /* Hamburger-toggled nav (.open is added by JS) */
    .nav-main {
        display: none;
        position: absolute;
        top: 100%;
        left: 0; right: 0;
        background: var(--bg-elev);
        border-bottom: 1px solid var(--border);
        flex-direction: column;
        gap: 0;
        padding: 8px;
        box-shadow: var(--shadow-md);
        z-index: 50;
        margin: 0;
        flex: none;
    }
    .nav-main.open { display: flex; }
    .nav-main .nav-link {
        padding: 12px 14px;
        min-height: 44px;
        display: flex;
        align-items: center;
    }

    /* User trigger — hide name, keep avatar tappable */
    .user-name { display: none; }
    .user-trigger { padding: 4px; min-height: 36px; }
    .user-trigger > svg:last-child { display: none; }
    .user-dropdown { right: -4px; min-width: 220px; max-width: calc(100vw - 24px); }
    .user-dropdown a { padding: 12px 14px; min-height: 44px; }

    /* Icon buttons */
    .icon-btn { width: 40px; height: 40px; }

    /* Tighten the unauthenticated buttons */
    .nav-actions .btn-sm { padding: 6px 10px; font-size: 12.5px; }

    /* Forms — collapse all grid rows to single column */
    .form-row, .form-row-3, .form-grid,
    .form-page .form .form-grid { grid-template-columns: 1fr; gap: 14px; }

    /* Inputs — 16px font-size to prevent iOS auto-zoom */
    .input, .select, .textarea, .form-input {
        height: 44px;
        font-size: 16px;
    }
    textarea.input, textarea.form-input, .textarea { min-height: 110px; height: auto; }

    /* Buttons — bigger tap target */
    .btn { min-height: 40px; padding: 10px 16px; }
    .btn-sm { min-height: 36px; }
    .btn-lg, .btn-xl { padding: 12px 20px; font-size: 15px; }
    .btn-icon { width: 40px; height: 40px; }

    /* Headings */
    .page-head h1, .page-header-title h1 { font-size: 22px; }
    .dashboard-header h1 { font-size: 24px; }

    /* Hero / landing */
    .hero { padding: 44px 0 28px; }
    .hero-title { font-size: 36px; line-height: 1.1; }
    .hero-subtitle { font-size: 15px; margin-bottom: 26px; }
    .features { padding: 28px 0 56px; }
    .feature-grid { grid-template-columns: 1fr; gap: 14px; }
    .feature-card { padding: 22px 18px; }

    /* Stats — 2-up on phones */
    .stats-grid, .stat-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; margin-bottom: 22px; }
    .stat-card { padding: 16px; }
    .stat-num, .stat-number { font-size: 24px; }
    .stat-card .stat-icon { width: 30px; height: 30px; right: 12px; top: 12px; }

    /* Dashboard header */
    .dashboard-header { flex-direction: column; align-items: stretch; gap: 12px; margin-bottom: 20px; }
    .dashboard-header-actions { width: 100%; }
    .dashboard-header-actions .btn { flex: 1; justify-content: center; }

    /* Page head / view header */
    .page-head, .page-header, .view-page .page-header {
        flex-direction: column;
        align-items: stretch;
    }
    .page-header-actions { width: 100%; }
    .page-header-actions .btn { flex: 1 1 auto; justify-content: center; min-height: 40px; }
    .page-header-actions form { display: inline-flex !important; flex: 1 1 auto; }
    .page-header-actions form .btn { width: 100%; }

    /* Filter bar */
    .filter-bar { padding: 10px; gap: 8px; }
    .filter-bar .input, .filter-bar .select {
        flex: 1 1 100%;
        min-width: 0;
        max-width: none;
    }
    .filter-bar input[type="search"] { flex: 1 1 100%; }
    .filter-bar .btn { width: 100%; justify-content: center; }

    /* Assignment cards */
    .assignment-card { padding: 14px; gap: 8px; }
    .assignment-card-foot { flex-direction: column; align-items: stretch; gap: 8px; }
    .assignment-actions { display: flex; gap: 6px; }
    .assignment-actions .btn { flex: 1; justify-content: center; }
    .assignment-grid { grid-template-columns: 1fr; gap: 10px; }

    /* Card padding */
    .card { padding: 16px; }
    .card-pad-lg { padding: 20px; }
    .view-main, .view-side { padding: 18px; }

    /* Form actions — full width and stacked */
    .form-actions, .form-page .form .form-actions {
        flex-direction: column-reverse;
        align-items: stretch;
    }
    .form-actions .btn, .form-page .form .form-actions .btn {
        width: 100%;
        justify-content: center;
    }

    /* Meta list — collapse label column */
    .meta-list { grid-template-columns: 1fr; gap: 4px 0; }
    .meta-list dt { color: var(--muted); font-size: 12px; margin-top: 6px; }
    .meta-list dt:first-child { margin-top: 0; }

    /* Quick-actions — stack forms full width */
    .quick-actions form { display: block !important; margin-right: 0; margin-bottom: 8px; }
    .quick-actions form:last-child { margin-bottom: 0; }
    .quick-actions .btn { width: 100%; justify-content: center; }

    /* Calendar */
    .calendar-day, .calendar-cell { min-height: 68px; padding: 4px; }
    .calendar-day-num { font-size: 12px; }
    .calendar-pill { font-size: 10px; padding: 1px 4px; }
    .calendar-toolbar { padding: 8px 10px; }
    .calendar-heading { font-size: 16px; min-width: 0; }
    .calendar-view-btn { padding: 5px 10px; font-size: 12px; }
    .calendar-arrow { width: 36px; height: 36px; }
    .calendar-page-header { flex-direction: column; align-items: stretch; gap: 10px; }
    .calendar-stats { grid-template-columns: repeat(2, 1fr); }

    /* Toasts */
    .toast-container { left: 12px; right: 12px; top: calc(var(--nav-h) + 8px); max-width: none; }
    .toast { min-width: 0; max-width: 100%; }

    /* Tables — horizontal scroll on small viewports */
    .table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }
    .table { min-width: 560px; }

    /* Footer */
    .site-footer-inner {
        flex-wrap: wrap;
        padding: 14px 16px;
        gap: 6px;
    }
    .footer-spacer { flex-basis: 100%; height: 0; }
    .footer-tagline { display: none; }

    /* Auth card */
    .auth-shell, .auth-section { padding: 24px 16px; }
    .auth-card { padding: 28px 22px; }
    .auth-card h1, .auth-card .auth-title { font-size: 22px; }
}

/* ---------- Most phones — form rows guaranteed single-column ---------- */
@media (max-width: 600px) {
    .form-row, .form-row-3, .form-grid,
    .form-page .form .form-grid,
    .export-filters-grid { grid-template-columns: 1fr; }

    .form-row-between { flex-direction: column; align-items: stretch; gap: 8px; }
    .filter-bar { flex-direction: column; align-items: stretch; }

    /* Assignment card head */
    .assignment-card-head { flex-wrap: wrap; }
    .assignment-title { flex: 1 1 100%; font-size: 14.5px; }

    /* Profile stats tighter */
    .profile-stats { padding: 10px; gap: 4px; }
    .profile-stat-num { font-size: 16px; }
}

/* ---------- Small phones ---------- */
@media (max-width: 480px) {
    .container { padding: 16px 14px 40px; }
    .topnav-inner { padding: 0 12px; gap: 4px; }
    .brand-name { max-width: 110px; font-size: 14px; }

    /* Compact tap targets in topnav so brand + actions all fit */
    .nav-actions { gap: 2px; }
    .icon-btn { width: 36px; height: 36px; }

    /* Auth card */
    .auth-card { padding: 24px 18px; border-radius: var(--radius-xl); }
    .auth-card h1, .auth-card .auth-title { font-size: 20px; }
    .auth-icon-mark { width: 48px; height: 48px; margin-bottom: 12px; }

    /* Hero */
    .hero { padding: 32px 0 16px; }
    .hero-title { font-size: 30px; letter-spacing: -0.02em; }
    .hero-subtitle { font-size: 14px; }
    .hero-cta { flex-direction: column; width: 100%; }
    .hero-cta .btn { width: 100%; }

    /* Modal full-bleed-ish (bottom sheet style) */
    .modal-overlay { padding: 12px; align-items: flex-end; }
    .modal {
        max-width: 100%;
        max-height: calc(100vh - 24px);
        border-radius: var(--radius-lg);
    }
    .modal-head { padding: 14px 16px; }
    .modal-body { padding: 16px; }
    .modal-foot {
        flex-direction: column-reverse;
        padding: 12px 16px;
    }
    .modal-foot .btn { width: 100%; }

    /* Headings */
    .page-head h1, .page-header-title h1, .dashboard-header h1 { font-size: 20px; }

    /* Stats — single column on tight screens */
    .stats-grid, .stat-grid { grid-template-columns: 1fr; }
    .calendar-stats { grid-template-columns: 1fr; }

    /* Toast tighter */
    .toast { padding: 10px 12px; font-size: 13px; }

    /* Calendar tighter */
    .calendar-chip { padding: 1px 3px; font-size: 9.5px; }
    .calendar-chip .calendar-chip-time { display: none; }
    .calendar-dow-row > span { padding: 6px 4px; font-size: 10px; letter-spacing: 0.04em; }
    .calendar-cell { padding: 3px; min-height: 58px; }
    .calendar-grid { grid-auto-rows: minmax(58px, 1fr); }

    /* Breadcrumbs smaller */
    .breadcrumbs { font-size: 12px; }

    /* Form section padding */
    .form-section { padding: 16px; }

    /* Footer */
    .site-footer-inner { font-size: 12px; padding: 12px 14px; }
}

/* ---------- Tiny phones (e.g. iPhone SE 320px) ---------- */
@media (max-width: 380px) {
    .brand-name { max-width: 80px; font-size: 13px; }
    .topnav-inner { gap: 2px; padding: 0 10px; }
    .icon-btn { width: 32px; height: 32px; }
    .nav-actions .btn-sm { padding: 5px 8px; font-size: 12px; }

    .hero-title { font-size: 26px; }
    .container { padding: 14px 12px 36px; }
    .card { padding: 14px; }
    .auth-card { padding: 20px 14px; }
    .stat-num, .stat-number { font-size: 22px; }
}

/* ---------- Pointer-coarse (touch devices) — minimum tap targets ---------- */
@media (pointer: coarse) {
    .btn { min-height: 40px; }
    .btn-xs { min-height: 32px; }
    .nav-link, .user-dropdown a { min-height: 40px; }
}