/* =============================================================================
   campistry_go.css — Campistry Go Styles v3.0  (Premium Redesign)
   ============================================================================= */

/* ==================== GO-SPECIFIC TOKEN ALIASES ==================== */
/* Inherits everything from campistry-unified.css. These aliases let Go's
   existing component CSS work without rewriting every var() reference.  */
:root {
    /* Map unified slate → Go's gray aliases */
    --gray-50: var(--slate-50); --gray-100: var(--slate-100); --gray-200: var(--slate-200);
    --gray-300: var(--slate-300); --gray-400: var(--slate-400); --gray-500: var(--slate-500);
    --gray-600: var(--slate-600); --gray-700: var(--slate-700); --gray-800: var(--slate-800); --gray-900: var(--slate-900);

    /* Map unified product → Go's brand aliases */
    --brand-50: var(--product-50); --brand-100: var(--product-100); --brand-200: var(--product-200);
    --brand-400: var(--product-400); --brand-500: var(--product-500); --brand-600: var(--product-600); --brand-700: var(--product-700);

    /* Semantic aliases used throughout Go components */
    --bg-primary: var(--bg-page); --bg-secondary: var(--bg-card); --bg-tertiary: var(--slate-100);
    --border-light: var(--border-subtle); --border-medium: var(--border-strong);
    --text-primary: var(--slate-900); --text-secondary: var(--slate-600); --text-muted: var(--slate-400);

    /* Go-specific glow */
    --shadow-glow: 0 0 0 3px color-mix(in srgb, var(--product-500) 15%, transparent),
                   0 0 20px color-mix(in srgb, var(--product-500) 6%, transparent);
}

/* Reset & body inherited from campistry-unified.css */

/* ==================== NAVIGATION ==================== */
.nav {
    background: rgba(255,255,255,.72);
    border-bottom: 1px solid rgba(0,0,0,.06);
    padding: .5rem 0; min-height: 52px;
    position: sticky; top: 0; z-index: 100;
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
}
.nav-inner { max-width: 1280px; margin: 0 auto; padding: 0 2rem; display: flex; justify-content: space-between; align-items: center; }
.nav-left { display: flex; align-items: center; gap: 1rem; }
.nav-back {
    color: var(--text-secondary); text-decoration: none;
    font-weight: 500; font-size: .8125rem;
    transition: color var(--duration-fast) var(--ease-out);
    display: flex; align-items: center; gap: .25rem;
}
.nav-back:hover { color: var(--brand-600); }
/* Old nav-go-logo / nav-app-switch styles replaced by quick-switch-bar in campistry-unified.css */

/* Toggle switch */
.go-toggle { position: relative; display: inline-block; width: 44px; height: 24px; flex-shrink: 0; }
.go-toggle input { opacity: 0; width: 0; height: 0; position: absolute; }
.go-toggle-track { position: absolute; cursor: pointer; inset: 0; background: var(--gray-200); border-radius: 24px; transition: background .2s; }
.go-toggle-thumb { position: absolute; left: 2px; bottom: 2px; width: 20px; height: 20px; background: #fff; border-radius: 50%; transition: transform .2s; box-shadow: 0 1px 3px rgba(0,0,0,.15); pointer-events: none; }
.go-toggle input:checked + .go-toggle-track { background: var(--brand-500); }
.go-toggle input:checked ~ .go-toggle-thumb { transform: translateX(20px); }
.sync-badge {
    display: flex; align-items: center; gap: .375rem;
    padding: .3rem .75rem;
    background: rgba(0,0,0,.04); border-radius: 100px;
    font-size: .6875rem; font-weight: 600; letter-spacing: .02em;
    color: var(--text-secondary);
}
.sync-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--brand-500); transition: all .2s; }
.sync-dot.syncing { background: var(--amber-500); animation: syncPulse 1.2s ease-in-out infinite; }
.sync-dot.error { background: var(--red-500); }
@keyframes syncPulse { 0%,100% { opacity: 1; transform: scale(1); } 50% { opacity: .5; transform: scale(.85); } }

/* ==================== LAYOUT ==================== */
.main { max-width: 1280px; margin: 0 auto; padding: 2rem 2rem 4rem; }
.page-header { margin-bottom: 1.75rem; }
.page-title {
    font-size: 1.875rem; font-weight: 800;
    letter-spacing: -.035em; line-height: 1.2;
    background: linear-gradient(135deg, var(--gray-900) 0%, var(--gray-700) 100%);
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ── Mode Toggle (Segmented Control) ── */
.mode-toggle {
    display: inline-flex; align-items: center;
    background: var(--gray-100); border-radius: 100px;
    padding: 3px; margin-top: .625rem; position: relative;
}
.mode-toggle .mode-btn {
    padding: .4rem 1.125rem; font-size: .8125rem; font-weight: 600;
    border: none; background: none; border-radius: 100px;
    color: var(--text-secondary); cursor: pointer;
    transition: color var(--duration-fast), background var(--duration-normal) var(--ease-out);
    position: relative; z-index: 1;
}
.mode-toggle .mode-btn.active {
    color: #fff; background: var(--brand-600);
    box-shadow: 0 1px 4px rgba(5,150,105,.3);
}
.mode-toggle .mode-btn:not(.active):hover { color: var(--text-primary); }
#modeLabel {
    margin-left: .75rem; font-size: .8125rem; font-weight: 500;
    color: var(--text-muted);
}

/* ==================== TABS ==================== */
.tabs {
    display: flex; gap: .375rem; margin-bottom: 1.75rem;
    padding: 4px; background: var(--gray-100);
    border-radius: var(--radius-md); position: relative;
}
.tab-btn {
    padding: .625rem 1.125rem;
    background: none; border: none;
    font-family: inherit; font-size: .8125rem; font-weight: 600;
    color: var(--text-muted); cursor: pointer;
    border-radius: calc(var(--radius-md) - 2px);
    transition: all var(--duration-normal) var(--ease-out);
    position: relative; white-space: nowrap;
}
.tab-btn:hover { color: var(--text-secondary); }
.tab-btn.active {
    color: var(--text-primary); background: var(--bg-secondary);
    box-shadow: var(--shadow-sm);
}
.tab-btn.active[data-tab="routes"] { color: var(--brand-600); }
.tab-btn::after { display: none; } /* remove old underline */
.tab-content { display: none; animation: tabIn var(--duration-normal) var(--ease-out); }
.tab-content.active { display: block; }
@keyframes tabIn { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: translateY(0); } }

/* ==================== STATS ==================== */
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; margin-bottom: 2rem; }
.stat-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg); padding: 1.25rem 1.375rem;
    display: flex; align-items: center; gap: 1rem;
    transition: all var(--duration-normal) var(--ease-out);
}
.stat-card:hover {
    border-color: var(--brand-200);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}
.stat-icon {
    width: 48px; height: 48px;
    background: linear-gradient(135deg, var(--brand-50) 0%, var(--brand-100) 100%);
    border: 1px solid var(--brand-200);
    border-radius: var(--radius-md);
    display: flex; align-items: center; justify-content: center;
    color: var(--brand-600); flex-shrink: 0;
}
.stat-value { font-size: 1.625rem; font-weight: 800; line-height: 1.15; letter-spacing: -.03em; }
.stat-label { font-size: .6875rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: .06em; font-weight: 600; margin-top: 2px; }

/* ==================== CARDS ==================== */
.card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    overflow: hidden; margin-bottom: 1.5rem;
    box-shadow: var(--shadow-xs);
    transition: box-shadow var(--duration-normal);
}
.card:hover { box-shadow: var(--shadow-sm); }
.card-header {
    padding: 1rem 1.5rem; display: flex; align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid var(--border-light);
}
.card-header h2 { font-size: .9375rem; font-weight: 700; letter-spacing: -.01em; }
.card-body { padding: 1.5rem; }
.card-count {
    font-size: .6875rem; font-weight: 700; color: var(--text-muted);
    background: var(--gray-100); padding: .2rem .625rem;
    border-radius: 100px; letter-spacing: .02em;
}

/* ==================== FORMS ==================== */
.form-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 1.25rem; }
.form-group { display: flex; flex-direction: column; gap: .375rem; }
.form-group.full-width { grid-column: 1 / -1; }
.form-label { font-size: .8125rem; font-weight: 600; color: var(--text-secondary); }
.form-hint { font-size: .75rem; color: var(--text-muted); line-height: 1.5; }
.form-input, .form-select {
    width: 100%; padding: .6875rem 1rem; height: 44px;
    border: 1.5px solid var(--border-light);
    border-radius: var(--radius-sm);
    font-family: inherit; font-size: .875rem;
    color: var(--text-primary); background: var(--bg-secondary);
    transition: border-color var(--duration-fast), box-shadow var(--duration-fast);
}
.form-input:focus, .form-select:focus {
    outline: none; border-color: var(--brand-500);
    box-shadow: 0 0 0 3px rgba(16,185,129,.12), 0 0 16px rgba(16,185,129,.04);
}
.form-input::placeholder { color: var(--gray-400); }

/* ==================== BUTTONS ==================== */
.btn {
    display: inline-flex; align-items: center; gap: .5rem;
    padding: .5625rem 1.125rem;
    border-radius: var(--radius-sm); font-family: inherit;
    font-size: .8125rem; font-weight: 600;
    cursor: pointer; border: 1.5px solid transparent;
    transition: all var(--duration-fast) var(--ease-out);
    white-space: nowrap; user-select: none;
}
.btn:active { transform: scale(0.97); }
.btn svg { width: 16px; height: 16px; flex-shrink: 0; }
.btn-primary {
    background: linear-gradient(180deg, var(--brand-500) 0%, var(--brand-600) 100%);
    color: #fff;
    box-shadow: 0 1px 3px rgba(5,150,105,.25), inset 0 1px 0 rgba(255,255,255,.15);
}
.btn-primary:hover {
    background: linear-gradient(180deg, var(--brand-400) 0%, var(--brand-600) 100%);
    box-shadow: 0 2px 8px rgba(5,150,105,.3), inset 0 1px 0 rgba(255,255,255,.15);
}
.btn-secondary {
    background: var(--bg-secondary); color: var(--text-secondary);
    border-color: var(--border-light);
    box-shadow: var(--shadow-xs);
}
.btn-secondary:hover { background: var(--gray-50); border-color: var(--border-medium); }
.btn-danger { background: var(--red-50); color: var(--red-600); border-color: var(--red-100); }
.btn-danger:hover { background: var(--red-100); }
.btn-sm { padding: .375rem .75rem; font-size: .75rem; }
.btn-ghost { background: none; color: var(--text-secondary); padding: .375rem .75rem; font-size: .75rem; border: none; }
.btn-ghost:hover { background: var(--gray-100); }
.action-bar { display: flex; align-items: center; gap: .75rem; flex-wrap: wrap; margin-bottom: 1rem; }
.action-spacer { flex: 1; }

/* ==================== BUS FLEET ==================== */
.fleet-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 1rem; padding: 1.5rem; }
.bus-card {
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg); padding: 0;
    transition: all var(--duration-normal) var(--ease-out);
    position: relative; overflow: hidden;
    background: var(--bg-secondary);
}
.bus-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); border-color: var(--border-medium); }
.bus-card-stripe { position: absolute; top: 0; left: 0; right: 0; height: 4px; }
.bus-card-header {
    display: flex; align-items: flex-start; justify-content: space-between;
    padding: 1.25rem 1.25rem .75rem; padding-top: calc(1.25rem + 4px);
}
.bus-card-name { font-size: 1.0625rem; font-weight: 700; letter-spacing: -.01em; }
.bus-card-number { font-size: .75rem; color: var(--text-muted); }
.bus-card-actions { display: flex; gap: .25rem; }
.bus-card-actions button {
    width: 32px; height: 32px; border: none;
    border-radius: var(--radius-sm); background: transparent;
    color: var(--text-muted); cursor: pointer;
    display: flex; align-items: center; justify-content: center;
    transition: all var(--duration-fast);
    opacity: 0;
}
.bus-card:hover .bus-card-actions button { opacity: 1; }
.bus-card-actions button:hover { color: var(--text-primary); background: var(--gray-100); }
.bus-card-actions button.delete:hover { color: var(--red-600); background: var(--red-50); }
.bus-card-stats { display: grid; grid-template-columns: 1fr 1fr; gap: .625rem; padding: 0 1.25rem 1.25rem; }
.bus-stat { background: var(--gray-50); border-radius: var(--radius-sm); padding: .625rem .875rem; }
.bus-stat-value { font-size: 1.125rem; font-weight: 800; letter-spacing: -.02em; }
.bus-stat-label { font-size: .625rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: .05em; font-weight: 600; }

/* ==================== TABLE ==================== */
.table-wrapper { overflow-x: auto; }
.data-table { width: 100%; border-collapse: collapse; font-size: .8125rem; }
.data-table th {
    padding: .75rem 1rem; text-align: left;
    font-size: .6875rem; font-weight: 700; text-transform: uppercase;
    letter-spacing: .06em; color: var(--text-muted);
    background: var(--gray-50);
    border-bottom: 1px solid var(--border-light);
    white-space: nowrap; position: sticky; top: 0;
}
.data-table td {
    padding: .75rem 1rem;
    border-bottom: 1px solid var(--gray-100);
    color: var(--text-secondary); vertical-align: middle;
    transition: background var(--duration-fast);
}
.data-table tr:last-child td { border-bottom: none; }
.data-table tr:hover td { background: var(--brand-50); }

/* ==================== BADGES ==================== */
.badge {
    display: inline-flex; align-items: center; gap: .25rem;
    padding: .2rem .625rem; border-radius: 100px;
    font-size: .6875rem; font-weight: 700;
}
.badge-success { background: var(--green-50); color: var(--green-600); }
.badge-warning { background: var(--amber-50); color: var(--amber-700); }
.badge-danger { background: var(--red-50); color: var(--red-600); }
.badge-neutral { background: var(--gray-100); color: var(--text-muted); }

/* ==================== COLOR PICKER ==================== */
.color-swatch-row { display: flex; gap: .5rem; flex-wrap: wrap; }
.color-swatch {
    width: 32px; height: 32px; border-radius: 50%; cursor: pointer;
    border: 2.5px solid transparent;
    transition: all var(--duration-fast) var(--ease-spring);
}
.color-swatch:hover { transform: scale(1.2); }
.color-swatch.selected {
    border-color: var(--text-primary);
    box-shadow: 0 0 0 2.5px #fff, 0 0 0 5px var(--text-primary);
    transform: scale(1.1);
}

/* ==================== MODALS ==================== */
.modal-overlay {
    display: none; position: fixed; inset: 0;
    background: rgba(0,0,0,.3);
    z-index: 1000; justify-content: center; align-items: center;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    opacity: 0; transition: opacity var(--duration-normal) var(--ease-out);
}
.modal-overlay.open { display: flex; opacity: 1; }
.modal-overlay.modal-entering { opacity: 0; }
.modal-overlay.modal-entering .modal { transform: scale(0.96) translateY(8px); opacity: 0; }
.modal {
    background: var(--bg-secondary);
    border-radius: var(--radius-xl); box-shadow: var(--shadow-xl);
    width: 90vw; max-width: 520px; max-height: 85vh; overflow-y: auto;
    transition: transform var(--duration-slow) var(--ease-out), opacity var(--duration-normal);
}
.modal-header {
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid var(--gray-100);
    display: flex; align-items: center; justify-content: space-between;
}
.modal-header h3 { font-size: 1.125rem; font-weight: 700; letter-spacing: -.015em; }
.modal-close {
    width: 34px; height: 34px; border: none;
    border-radius: 50%;
    background: var(--gray-100); color: var(--text-muted);
    cursor: pointer; display: flex; align-items: center; justify-content: center;
    transition: all var(--duration-fast);
}
.modal-close:hover { background: var(--gray-200); color: var(--text-primary); transform: scale(1.05); }
.modal-body { padding: 1.5rem; }
.modal-footer {
    padding: 1rem 1.5rem;
    border-top: 1px solid var(--gray-100);
    display: flex; justify-content: flex-end; gap: .75rem;
}

/* ==================== EMPTY STATE ==================== */
.empty-state { text-align: center; padding: 3.5rem 2rem; color: var(--text-muted); }
.empty-state-icon {
    width: 64px; height: 64px; margin: 0 auto 1.25rem;
    background: linear-gradient(135deg, var(--brand-50), var(--brand-100));
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    color: var(--brand-500);
    animation: emptyBounce 2s ease-in-out infinite;
}
@keyframes emptyBounce { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-4px); } }
.empty-state h3 { font-size: 1rem; font-weight: 700; color: var(--text-secondary); margin-bottom: .375rem; }
.empty-state p { font-size: .875rem; color: var(--text-muted); }

/* ==================== PROGRESS ==================== */
.progress-bar-wrap {
    width: 100%; height: 10px;
    background: var(--gray-100); border-radius: 100px;
    overflow: hidden; margin-bottom: .5rem;
}
.progress-bar-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--brand-400), var(--brand-600));
    border-radius: 100px; transition: width .4s var(--ease-out);
    position: relative;
}
.progress-text { font-size: .75rem; color: var(--text-muted); font-weight: 600; }

/* Geocoding-active progress state */
.progress-card-active {
    border-color: var(--brand-400) !important;
    box-shadow: 0 0 0 2px rgba(20,125,145,.08), var(--shadow-md);
}
.progress-card-active .progress-bar-fill {
    background: linear-gradient(90deg, var(--brand-400), var(--brand-600));
}
.progress-card-done .progress-bar-fill {
    background: linear-gradient(90deg, #10B981, #059669);
}
.progress-card-error .progress-bar-fill {
    background: linear-gradient(90deg, var(--red-500), var(--red-600));
}

/* ==================== SHIFTS ==================== */
.shift-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg); padding: 1.25rem;
    margin-bottom: 1rem;
    box-shadow: var(--shadow-xs);
}
.shift-card-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 1rem; }
.shift-card-title { font-size: 1rem; font-weight: 700; display: flex; align-items: center; gap: .5rem; letter-spacing: -.01em; }
.shift-num {
    width: 28px; height: 28px;
    background: linear-gradient(135deg, var(--brand-500), var(--brand-700));
    color: #fff; border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-size: .75rem; font-weight: 700;
}
.division-chip {
    display: inline-flex; align-items: center; gap: .375rem;
    padding: .3rem .875rem; border-radius: 100px;
    font-size: .75rem; font-weight: 600; cursor: pointer;
    border: 1.5px solid var(--border-light);
    background: var(--bg-secondary);
    transition: all var(--duration-fast) var(--ease-out);
}
.division-chip:hover { border-color: var(--border-medium); transform: translateY(-1px); }
.division-chip.active { background: var(--brand-50); border-color: var(--brand-400); color: var(--brand-700); }
.division-chip .chip-dot { width: 8px; height: 8px; border-radius: 50%; }

/* ==================== ROUTE CARDS ==================== */
.route-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg); overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: box-shadow var(--duration-normal);
}
.route-card:hover { box-shadow: var(--shadow-md); }
.route-card-header {
    padding: 1rem 1.25rem; color: #fff;
    display: flex; align-items: center; justify-content: space-between;
}
.route-card-header h3 { font-size: 1.0625rem; font-weight: 700; margin: 0; letter-spacing: -.01em; }
.route-card-header .route-meta { font-size: .75rem; opacity: .85; }
.route-stop-list { list-style: none; padding: 0; margin: 0; }
.route-stop {
    display: flex; align-items: flex-start; gap: .75rem;
    padding: .75rem 1.25rem;
    border-bottom: 1px solid var(--gray-100);
    font-size: .8125rem; position: relative;
    transition: background var(--duration-fast);
}
.route-stop:hover { background: var(--gray-50); }
.route-stop:last-child { border-bottom: none; }
/* Timeline connector line */
.route-stop::before {
    content: ''; position: absolute;
    left: calc(1.25rem + 13px); top: calc(.75rem + 26px);
    width: 2px; height: calc(100% - 26px);
    background: var(--gray-200);
}
.route-stop:last-child::before { display: none; }
.route-stop-num {
    width: 26px; height: 26px; border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-size: .6875rem; font-weight: 700; color: #fff;
    flex-shrink: 0; margin-top: 1px; position: relative; z-index: 1;
}
.route-stop-info { flex: 1; min-width: 0; }
.route-stop-names { font-weight: 600; color: var(--text-primary); word-wrap: break-word; line-height: 1.5; }
.route-stop-addr { font-size: .75rem; color: var(--text-muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.route-stop-time { font-size: .75rem; font-weight: 700; color: var(--text-secondary); white-space: nowrap; flex-shrink: 0; margin-top: 2px; }
.route-stop.monitor-stop { background: var(--amber-50); }
.route-stop.counselor-stop { background: var(--purple-50); }
.route-card-footer {
    padding: .75rem 1.25rem;
    background: var(--gray-50); font-size: .75rem;
    color: var(--text-muted); display: flex; justify-content: space-between;
    font-weight: 500;
}

/* ==================== PREFLIGHT ==================== */
.preflight-item { display: flex; align-items: center; gap: .75rem; padding: .625rem 0; font-size: .8125rem; }
.preflight-item + .preflight-item { border-top: 1px solid var(--gray-100); }
.preflight-icon {
    width: 28px; height: 28px; border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    flex-shrink: 0; font-size: .75rem; font-weight: 700;
}
.preflight-ok .preflight-icon { background: var(--green-50); color: var(--green-600); }
.preflight-warn .preflight-icon { background: var(--amber-50); color: var(--amber-700); }
.preflight-fail .preflight-icon { background: var(--red-50); color: var(--red-600); }

/* ==================== SETUP CARDS ==================== */
.setup-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(380px, 1fr)); gap: 1.25rem; }
.setup-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg); padding: 1.5rem;
    box-shadow: var(--shadow-xs);
    transition: box-shadow var(--duration-normal), border-color var(--duration-normal);
}
.setup-card:hover { box-shadow: var(--shadow-sm); border-color: var(--border-medium); }
.setup-card h3 { font-size: .9375rem; font-weight: 700; margin-bottom: .25rem; letter-spacing: -.01em; }
.setup-card p.muted { font-size: .8125rem; color: var(--text-muted); margin-bottom: 1.25rem; }

/* Advanced Settings */
.advanced-open .advanced-chevron { transform: rotate(180deg); }
.advanced-open .advanced-panel { max-height: 600px !important; }

/* ==================== MAP ==================== */
.bus-tab {
    padding: .625rem 1rem; background: none; border: none;
    border-bottom: 3px solid transparent;
    font-family: inherit; font-size: .8125rem; font-weight: 600;
    color: var(--text-muted); cursor: pointer;
    transition: all var(--duration-fast);
    white-space: nowrap;
    display: flex; align-items: center; gap: .375rem;
}
.bus-tab:hover { color: var(--text-secondary); background: rgba(0,0,0,.02); }
.bus-tab.active { color: var(--text-primary); border-bottom-color: currentColor; }
.bus-tab .bus-tab-dot { width: 10px; height: 10px; border-radius: 50%; flex-shrink: 0; }
.bus-tab.all-tab { color: var(--brand-600); }
.bus-tab.all-tab.active { border-bottom-color: var(--brand-600); }
.stop-marker-icon {
    display: flex; align-items: center; justify-content: center;
    font-size: 11px; font-weight: 700; color: #fff; border-radius: 50%;
    border: 2px solid #fff; box-shadow: 0 2px 8px rgba(0,0,0,.25);
}

/* ==================== REGIONS ==================== */
.region-row { display: flex; align-items: center; gap: 1rem; padding: .75rem 0; border-bottom: 1px solid var(--gray-100); font-size: .8125rem; }
.region-row:last-child { border-bottom: none; }
.region-dot { width: 14px; height: 14px; border-radius: 50%; flex-shrink: 0; }
.region-name { font-weight: 700; min-width: 120px; }
.region-counts { display: flex; gap: .5rem; flex-wrap: wrap; }
.region-shift-badge { padding: .15rem .5rem; border-radius: var(--radius-sm); font-size: .6875rem; font-weight: 600; background: var(--gray-100); color: var(--text-secondary); }
.region-buses { font-weight: 700; color: var(--brand-600); }

/* Toast removed */

/* ==================== MODE TOGGLE (legacy support) ==================== */
.mode-btn.active { background: var(--brand-600); color: #fff; border-color: var(--brand-600); }
.mode-btn.active:hover { background: var(--brand-600); }

/* ==================== MAP FULLSCREEN ==================== */
.map-fullscreen { position: fixed !important; inset: 0 !important; z-index: 999 !important; margin: 0 !important; border-radius: 0 !important; max-height: none !important; overflow: auto; }
.map-fullscreen #routeMap { height: calc(100vh - 120px) !important; }

/* ==================== COLLAPSIBLE SECTIONS ==================== */
.collapsible-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    margin-bottom: 1rem; overflow: hidden;
    box-shadow: var(--shadow-xs);
}
.collapsible-header {
    display: flex; align-items: center; justify-content: space-between;
    padding: 1rem 1.25rem; cursor: pointer;
    font-size: .875rem; font-weight: 600; color: var(--text-primary);
    list-style: none; user-select: none;
    transition: background var(--duration-fast);
}
.collapsible-header:hover { background: var(--gray-50); }
.collapsible-header::-webkit-details-marker { display: none; }
.collapsible-header::before {
    content: ''; width: 6px; height: 6px;
    border-right: 2px solid var(--text-muted); border-bottom: 2px solid var(--text-muted);
    transform: rotate(-45deg); margin-right: .625rem;
    transition: transform var(--duration-normal) var(--ease-out);
    flex-shrink: 0;
}
details[open] > .collapsible-header::before { transform: rotate(45deg); }
.collapsible-body { padding: 1rem 1.25rem; border-top: 1px solid var(--gray-100); }

/* ==================== LOADING SCREEN ==================== */
.auth-loading {
    position: fixed; inset: 0; z-index: 9999;
    background: var(--bg-primary);
    display: flex; align-items: center; justify-content: center;
}
.auth-loading-inner { text-align: center; }
.auth-loading-brand { font-size: 1.5rem; font-weight: 800; color: var(--brand-600); margin-bottom: .75rem; letter-spacing: -.03em; }
.auth-loading-spinner {
    width: 24px; height: 24px; margin: 0 auto;
    border: 2.5px solid var(--gray-200);
    border-top-color: var(--brand-500);
    border-radius: 50%;
    animation: authSpin .7s linear infinite;
}
@keyframes authSpin { to { transform: rotate(360deg); } }

/* ==================== FOCUS ACCESSIBILITY ==================== */
:focus-visible {
    outline: 2px solid var(--brand-500);
    outline-offset: 2px;
}
button:focus-visible, .btn:focus-visible {
    outline: 2px solid var(--brand-500);
    outline-offset: 2px;
}
.form-input:focus-visible, .form-select:focus-visible { outline: none; } /* handled by box-shadow */

/* ==================== RESPONSIVE ==================== */
@media (max-width: 768px) {
    .main { padding: 14px 12px !important; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .setup-grid, .fleet-grid, #routeCardsContainer { grid-template-columns: 1fr; }
    .form-grid { grid-template-columns: 1fr; }
    .tabs { overflow-x: auto; -webkit-overflow-scrolling: touch; flex-wrap: nowrap; }
    .tab-btn { white-space: nowrap; font-size: .75rem; padding: .5rem .875rem; }
    .action-bar { flex-direction: column; align-items: stretch; gap: 8px; }
    .action-spacer { display: none; }
    .modal { width: 95vw; max-width: 95vw; margin: 8px; border-radius: var(--radius-lg); }
    .nav-inner { padding: 0 1rem; }
    #routeSummaryStats { grid-template-columns: repeat(2, 1fr) !important; }
    .page-title { font-size: 1.5rem; }
    .bus-card-actions button { opacity: 1; }
}

@media (max-width: 480px) {
    .stats-grid { grid-template-columns: 1fr; }
}