@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Sans:wght@400;500;600;700&family=Space+Grotesk:wght@500;700&display=swap');

:root {
    --bg: #eef4fb;
    --bg-top: #ffffff;
    --surface: rgba(255, 255, 255, 0.92);
    --surface-strong: #ffffff;
    --surface-soft: rgba(240, 246, 255, 0.9);
    --line: rgba(27, 88, 164, 0.12);
    --line-strong: rgba(27, 88, 164, 0.24);
    --text: #0f1d32;
    --muted: #5d718b;
    --accent: #0a7cff;
    --accent-2: #4ab0ff;
    --danger: #d94b62;
    --success: #0e9f6e;
    --warning: #cb8b12;
    --shadow: 0 22px 60px rgba(10, 54, 112, 0.12);
    --radius: 24px;
    --radius-sm: 16px;
    --container: 1240px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    margin: 0;
    color: var(--text);
    font-family: "IBM Plex Sans", sans-serif;
    background:
        radial-gradient(circle at top left, rgba(10, 124, 255, 0.16), transparent 26%),
        radial-gradient(circle at top right, rgba(95, 185, 255, 0.14), transparent 22%),
        linear-gradient(180deg, var(--bg-top) 0%, #f8fbff 22%, var(--bg) 100%);
    min-height: 100vh;
}
body::before {
    content: "";
    position: fixed;
    inset: 0;
    pointer-events: none;
    background-image: linear-gradient(rgba(18, 83, 164, 0.04) 1px, transparent 1px), linear-gradient(90deg, rgba(18, 83, 164, 0.04) 1px, transparent 1px);
    background-size: 44px 44px;
    mask-image: linear-gradient(180deg, rgba(0,0,0,0.35), transparent 80%);
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
pre, code, textarea, input, select, button { font: inherit; }

.container { width: min(calc(100% - 2rem), var(--container)); margin: 0 auto; }
.site-main { padding-bottom: 5rem; }
.panel {
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(246, 250, 255, 0.96));
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    backdrop-filter: blur(18px);
}
.inset-panel { background: linear-gradient(180deg, rgba(237, 244, 255, 0.96), rgba(248, 251, 255, 0.92)); border-radius: var(--radius-sm); padding: 1rem; }
.eyebrow {
    display: inline-flex;
    gap: 0.5rem;
    align-items: center;
    text-transform: uppercase;
    letter-spacing: 0.18em;
    color: var(--accent);
    font-size: 0.75rem;
    font-weight: 700;
}
h1, h2, h3, h4 {
    font-family: "Space Grotesk", sans-serif;
    letter-spacing: -0.03em;
    margin: 0 0 0.75rem;
}
h1 { font-size: clamp(2.2rem, 5vw, 4.75rem); line-height: 0.98; }
h2 { font-size: clamp(1.35rem, 2vw, 2rem); }
h3 { font-size: 1.1rem; }
p { color: var(--muted); line-height: 1.7; margin: 0 0 1rem; }
small { color: var(--muted); }

.site-header {
    position: sticky;
    top: 0;
    z-index: 30;
    background: rgba(255, 255, 255, 0.84);
    backdrop-filter: blur(18px);
    border-bottom: 1px solid rgba(18, 83, 164, 0.1);
}
.nav-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 1rem 0;
}
.brand {
    display: inline-flex;
    gap: 0.85rem;
    align-items: center;
}
.brand-mark {
    width: 2.8rem;
    height: 2.8rem;
    display: grid;
    place-items: center;
    border-radius: 18px;
    background: linear-gradient(135deg, #0b72ff, #6ec4ff);
    color: #ffffff;
    font-family: "Space Grotesk", sans-serif;
    font-weight: 700;
    font-size: 1.2rem;
}
.brand-copy { display: flex; flex-direction: column; gap: 0.15rem; }
.brand-copy strong { font-size: 1rem; letter-spacing: 0.12em; }
.brand-copy span { color: var(--muted); font-size: 0.82rem; text-transform: uppercase; letter-spacing: 0.12em; }

.main-nav, .header-actions, .quick-tabs, .status-cluster { display: flex; align-items: center; gap: 0.75rem; flex-wrap: wrap; }
.main-nav a, .admin-nav a, .admin-link, .locale-chip, .quick-tabs span, .quick-tabs a {
    border: 1px solid transparent;
    padding: 0.7rem 1rem;
    border-radius: 999px;
    color: var(--muted);
    transition: 180ms ease;
}
.main-nav a:hover, .admin-nav a:hover, .admin-link:hover, .locale-chip:hover, .quick-tabs a:hover {
    color: var(--text);
    border-color: var(--line);
    background: rgba(10, 124, 255, 0.06);
}
.locale-chip.is-active { border-color: var(--accent); color: var(--text); }
.admin-link { background: rgba(10, 124, 255, 0.06); }

.hero-section { padding: 4rem 0 2rem; }
.hero-grid, .two-column, .result-grid, .admin-two-column {
    display: grid;
    gap: 1.5rem;
}
.hero-grid { grid-template-columns: 1.4fr 1fr; align-items: stretch; }
.hero-copy, .hero-panel { padding: 2rem; }
.hero-panel { position: relative; overflow: hidden; }
.hero-panel::after {
    content: "";
    position: absolute;
    inset: auto -20% -30% auto;
    width: 220px;
    height: 220px;
    background: radial-gradient(circle, rgba(10, 124, 255, 0.24), transparent 65%);
}
.hero-search, .form-grid {
    display: grid;
    gap: 1rem;
}
.hero-search { grid-template-columns: 1fr auto; margin: 1.75rem 0 1rem; }

input, select, textarea {
    width: 100%;
    padding: 0.95rem 1rem;
    border-radius: 16px;
    border: 1px solid var(--line);
    background: rgba(255, 255, 255, 0.96);
    color: var(--text);
    box-shadow: inset 0 1px 0 rgba(255,255,255,0.6);
}
textarea { min-height: 120px; resize: vertical; }
label { display: grid; gap: 0.5rem; color: var(--muted); font-size: 0.92rem; }
label span { color: var(--text); font-weight: 600; }

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.95rem 1.2rem;
    border-radius: 16px;
    border: 1px solid transparent;
    font-weight: 700;
    cursor: pointer;
}
.button-primary {
    background: linear-gradient(135deg, #0a78ff, #5fc2ff);
    color: #ffffff;
}
.button-secondary, .button-ghost {
    background: rgba(10, 124, 255, 0.06);
    color: var(--text);
    border-color: var(--line);
}
.button-danger { background: rgba(217, 75, 98, 0.08); color: #9f1f39; border-color: rgba(217, 75, 98, 0.2); }

.section-grid { display: grid; gap: 1.5rem; margin: 2rem auto; }
.section-card { padding: 1.5rem; }
.section-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 1rem;
}
.metric-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0.9rem; }
.metric-grid > div, .metric-card {
    padding: 1rem;
    border-radius: 18px;
    background: rgba(248, 251, 255, 0.96);
    border: 1px solid var(--line);
}
.metric-grid strong, .metric-card strong { display: block; font-size: 1.8rem; font-family: "Space Grotesk", sans-serif; }
.metric-grid span, .metric-card span { color: var(--muted); font-size: 0.9rem; }

.card-grid { display: grid; gap: 1rem; }
.two-up { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.three-up { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.mini-card, .stack-item {
    padding: 1rem 1.1rem;
    border-radius: 18px;
    border: 1px solid var(--line);
    background: rgba(255, 255, 255, 0.9);
    transition: transform 180ms ease, border-color 180ms ease;
}
.mini-card:hover, .stack-item:hover { transform: translateY(-2px); border-color: var(--line-strong); }
.mini-card strong, .stack-item strong { display: block; margin-bottom: 0.35rem; }
.mini-card span, .stack-item span { color: var(--accent); font-size: 0.87rem; }
.stack-list { display: grid; gap: 0.85rem; }
.compact .stack-item { padding: 0.9rem 1rem; }
.term-chip {
    display: grid;
    gap: 0.3rem;
    padding: 0.95rem 1rem;
    border-radius: 18px;
    border: 1px solid var(--line);
    background: rgba(255, 255, 255, 0.92);
}
.chip-grid { display: grid; gap: 0.8rem; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); }

.page-hero { padding: 3rem 0 1rem; }
.page-hero.narrow { width: min(calc(100% - 2rem), 840px); margin: 0 auto; }

.result-grid { grid-template-columns: minmax(0, 1.5fr) minmax(300px, 0.8fr); align-items: start; }
.result-main, .result-side { display: grid; gap: 1.5rem; }
.result-summary, .copy-block, .panel { padding: 1.5rem; }
.summary-head, .summary-grid { display: grid; gap: 1rem; }
.summary-head { grid-template-columns: 1fr auto; align-items: start; }
.summary-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.summary-grid span { display: block; color: var(--muted); font-size: 0.84rem; margin-bottom: 0.25rem; }
.summary-grid strong { font-size: 1rem; }

.status-pill {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 90px;
    padding: 0.55rem 0.85rem;
    border-radius: 999px;
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    border: 1px solid transparent;
}
.tone-info { color: #0954c9; background: rgba(10, 124, 255, 0.1); border-color: rgba(10, 124, 255, 0.22); }
.tone-success { color: #0c7d58; background: rgba(14, 159, 110, 0.1); border-color: rgba(14, 159, 110, 0.22); }
.tone-warning { color: #9a6a0a; background: rgba(203, 139, 18, 0.1); border-color: rgba(203, 139, 18, 0.2); }
.tone-soft { color: #325b9a; background: rgba(65, 138, 255, 0.08); border-color: rgba(65, 138, 255, 0.16); }
.tone-blue { color: #0d4fb3; background: rgba(123, 194, 255, 0.18); border-color: rgba(123, 194, 255, 0.28); }

.timeline { display: grid; gap: 1rem; }
.timeline-item {
    display: grid;
    grid-template-columns: 84px 1fr;
    gap: 1rem;
    align-items: start;
    padding: 1rem;
    border-radius: 20px;
    border: 1px solid var(--line);
    background: rgba(255, 255, 255, 0.88);
}
.timeline-item.is-critical { border-color: rgba(203, 139, 18, 0.32); }
.timeline-marker {
    display: inline-grid;
    place-items: center;
    min-height: 52px;
    padding: 0.85rem;
    border-radius: 16px;
    background: rgba(10, 124, 255, 0.1);
    color: var(--accent);
    font-family: "Space Grotesk", sans-serif;
    font-weight: 700;
}
.timeline-head {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 0.35rem;
}
.source-box {
    margin: 0;
    padding: 1rem;
    overflow-x: auto;
    background: rgba(248, 251, 255, 0.96);
    border: 1px solid var(--line);
    border-radius: 18px;
    color: var(--muted);
    white-space: pre-wrap;
}
.source-preview pre { max-height: 300px; overflow: auto; }

.flash-stack { margin: 1rem auto 0; display: grid; gap: 0.75rem; }
.flash {
    padding: 1rem 1.25rem;
    border-radius: 18px;
    border: 1px solid var(--line);
}
.flash-success { background: rgba(85, 221, 155, 0.12); border-color: rgba(85, 221, 155, 0.25); }
.flash-error { background: rgba(217, 75, 98, 0.08); border-color: rgba(217, 75, 98, 0.18); }

.site-footer { border-top: 1px solid rgba(18, 83, 164, 0.1); padding: 2.5rem 0 3rem; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 1.5rem; }
.footer-grid a { display: block; margin-bottom: 0.55rem; color: var(--muted); }

.ad-shell { margin: 1.25rem auto; padding: 1rem 1.25rem; border: 1px dashed rgba(18, 83, 164, 0.16); border-radius: 18px; background: rgba(255,255,255,0.72); }
.ad-label { color: var(--muted); font-size: 0.74rem; text-transform: uppercase; letter-spacing: 0.16em; margin-bottom: 0.5rem; }
.ad-slot { min-height: 64px; display: grid; place-items: center; color: var(--muted); }

.install-shell {
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 2rem 1rem;
}
.install-card {
    width: min(980px, 100%);
    padding: 2rem;
    border-radius: 28px;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(244, 249, 255, 0.96));
    border: 1px solid var(--line);
    box-shadow: var(--shadow);
}
.narrow-card { width: min(460px, 100%); }
.check-grid { display: grid; gap: 0.85rem; grid-template-columns: repeat(2, minmax(0, 1fr)); margin: 1.5rem 0; }
.check-card { padding: 1rem; border-radius: 18px; background: rgba(255,255,255,0.92); border: 1px solid var(--line); }
.form-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.form-grid .full { grid-column: 1 / -1; }
.danger-form { margin-top: 1rem; }

.admin-shell {
    display: grid;
    grid-template-columns: 290px 1fr;
    min-height: 100vh;
}
.admin-sidebar {
    padding: 1.25rem;
    border-right: 1px solid rgba(18, 83, 164, 0.08);
    background: linear-gradient(180deg, #f6fafe, #edf4fb);
}
.admin-nav { display: grid; gap: 0.25rem; margin-top: 1.5rem; }
.admin-main { display: grid; grid-template-rows: auto 1fr; }
.admin-topbar {
    padding: 1.2rem 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    border-bottom: 1px solid rgba(18, 83, 164, 0.08);
    background: rgba(255, 255, 255, 0.84);
    backdrop-filter: blur(18px);
}
.admin-topbar span { display: block; color: var(--muted); font-size: 0.88rem; }
.admin-content { padding: 1.5rem; display: grid; gap: 1.5rem; }
.dashboard-grid { display: grid; gap: 1.5rem; }
.admin-metric-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }

.table-wrap { overflow-x: auto; }
.data-table { width: 100%; border-collapse: collapse; }
.data-table th, .data-table td {
    padding: 0.95rem 0.8rem;
    text-align: left;
    border-bottom: 1px solid rgba(18, 83, 164, 0.08);
    vertical-align: top;
}
.data-table th { color: var(--muted); font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.08em; }

.error-state { padding: 4rem 0; }
.live-summary { border-color: rgba(10, 124, 255, 0.18); }
.highlight-strip { display: flex; gap: 0.65rem; flex-wrap: wrap; margin-top: 1.25rem; }
.highlight-strip.compact { margin-top: 0.85rem; }
.insight-grid { display: grid; grid-template-columns: 1.2fr 0.8fr; gap: 1rem; }
.evidence-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; }
.evidence-card {
    display: grid;
    gap: 0.9rem;
    padding: 1.1rem;
    border-radius: 20px;
    border: 1px solid var(--line);
    background: linear-gradient(180deg, rgba(255,255,255,0.96), rgba(244,249,255,0.9));
}
.evidence-head {
    display: flex;
    align-items: start;
    justify-content: space-between;
    gap: 1rem;
}
.source-meta {
    display: flex;
    gap: 0.9rem;
    flex-wrap: wrap;
    color: var(--muted);
    font-size: 0.88rem;
}
.source-note {
    color: var(--muted);
    font-size: 0.92rem;
    line-height: 1.6;
}

@media (max-width: 1080px) {
    .hero-grid,
    .result-grid,
    .two-column,
    .admin-two-column,
    .admin-shell {
        grid-template-columns: 1fr;
    }

    .admin-sidebar { border-right: 0; border-bottom: 1px solid rgba(18, 83, 164, 0.08); }
    .admin-metric-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .three-up { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .insight-grid, .evidence-grid { grid-template-columns: 1fr; }
}

@media (max-width: 760px) {
    .nav-row, .summary-head, .section-head, .admin-topbar { grid-template-columns: 1fr; display: grid; }
    .main-nav { display: none; }
    .hero-search, .form-grid, .summary-grid, .check-grid, .metric-grid, .admin-metric-grid, .three-up, .two-up, .footer-grid {
        grid-template-columns: 1fr;
    }
    .timeline-item { grid-template-columns: 1fr; }
    .container { width: min(calc(100% - 1rem), var(--container)); }
    .hero-copy, .hero-panel, .panel, .result-summary, .copy-block, .install-card { padding: 1.2rem; }
}

/* ==========================================================================
   CATATRACK 2.0 — NEW COMPONENTS
   AI buttons, flight tracker UI, real-time status, search enhancements
   ========================================================================== */

/* ── Extended status tones ─────────────────────────────────────────────── */
.tone-danger  { color: #9f1f39; background: rgba(217,75,98,0.1); border-color: rgba(217,75,98,0.22); }
.text-success { color: var(--success); }
.text-warning { color: var(--warning); }
.text-muted   { color: var(--muted); }
.muted-label  { color: var(--muted); font-size: 0.88rem; }

/* ── Live dot indicator ────────────────────────────────────────────────── */
.live-dot {
    display: inline-block;
    width: 8px; height: 8px;
    border-radius: 50%;
    background: var(--success);
    box-shadow: 0 0 0 3px rgba(14,159,110,0.25);
    animation: pulse-live 1.6s ease infinite;
    vertical-align: middle;
    margin-right: 4px;
}
@keyframes pulse-live {
    0%, 100% { box-shadow: 0 0 0 3px rgba(14,159,110,0.25); }
    50%       { box-shadow: 0 0 0 7px rgba(14,159,110,0.08); }
}
.realtime-badge {
    background: rgba(14,159,110,0.12);
    border-color: rgba(14,159,110,0.28);
    color: #0a7d55;
    animation: pulse-live 2s ease infinite;
}

/* ── AI button ─────────────────────────────────────────────────────────── */
.button-ai {
    background: linear-gradient(135deg, rgba(109,72,255,0.1), rgba(10,124,255,0.1));
    border: 1px solid rgba(109,72,255,0.25);
    color: #4b22cc;
    font-size: 0.87rem;
    font-weight: 600;
    transition: background 180ms ease, border-color 180ms ease, transform 120ms ease;
}
.button-ai:hover {
    background: linear-gradient(135deg, rgba(109,72,255,0.18), rgba(10,124,255,0.18));
    border-color: rgba(109,72,255,0.4);
    transform: translateY(-1px);
}
.button-ai:disabled {
    opacity: 0.55;
    cursor: default;
    transform: none;
}
.btn-sm {
    padding: 0.5rem 0.85rem;
    font-size: 0.82rem;
    border-radius: 12px;
}
.button.full { width: 100%; }

/* ── AI action bar (hero button row) ───────────────────────────────────── */
.ai-action-bar {
    display: flex;
    gap: 0.65rem;
    flex-wrap: wrap;
    margin-top: 1.5rem;
    padding-top: 1.25rem;
    border-top: 1px solid var(--line);
}
.ai-action-bar .button {
    font-size: 0.84rem;
    padding: 0.65rem 1rem;
}

/* ── AI quick actions sidebar ──────────────────────────────────────────── */
.ai-quick-actions {
    display: grid;
    gap: 0.6rem;
}
.ai-quick-actions .button {
    justify-content: flex-start;
    font-size: 0.86rem;
    padding: 0.75rem 1rem;
}

/* ── AI result panel ───────────────────────────────────────────────────── */
.ai-result-panel {
    border: 1px solid rgba(109,72,255,0.2);
    background: linear-gradient(180deg, rgba(248,246,255,0.98), rgba(244,249,255,0.96));
    animation: slide-down 240ms ease;
}
@keyframes slide-down {
    from { opacity: 0; transform: translateY(-8px); }
    to   { opacity: 1; transform: translateY(0); }
}
.ai-content h3 { font-size: 0.97rem; margin: 1.1rem 0 0.4rem; }
.ai-content p  { margin: 0 0 0.85rem; }
.ai-content ul { margin: 0.4rem 0 1rem 1.2rem; color: var(--muted); line-height: 1.7; }
.ai-loading {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--muted);
    padding: 1rem 0;
}
.ai-error { color: var(--danger); }
.ai-emoji { font-size: 2.4rem; margin: 0.5rem 0; }
.ai-headline { font-family: "Space Grotesk", sans-serif; font-size: 1.1rem; font-weight: 600; color: var(--text); margin-bottom: 0.75rem; }
.ai-action-required { color: var(--warning); font-size: 0.93rem; }

/* ── AI badge row ──────────────────────────────────────────────────────── */
.ai-badge-row {
    display: flex;
    align-items: center;
    gap: 0.85rem;
    margin-bottom: 0.65rem;
}
.ai-badge-label {
    color: var(--muted);
    font-size: 0.87rem;
    min-width: 120px;
}

/* ── Translation grid ──────────────────────────────────────────────────── */
.translation-grid { display: grid; gap: 0.6rem; margin-top: 0.5rem; }
.translation-row {
    display: flex;
    align-items: start;
    gap: 1rem;
    padding: 0.7rem;
    border-radius: 12px;
    background: rgba(248,251,255,0.9);
    border: 1px solid var(--line);
}
.code-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 56px;
    padding: 0.35rem 0.65rem;
    border-radius: 8px;
    background: rgba(10,124,255,0.1);
    color: var(--accent);
    font-family: "Space Grotesk", sans-serif;
    font-weight: 700;
    font-size: 0.82rem;
    flex-shrink: 0;
}

/* ── Alerts grid ───────────────────────────────────────────────────────── */
.alerts-grid { display: grid; gap: 0.75rem; margin-top: 0.5rem; }
.alert-card {
    padding: 1rem;
    border-radius: 16px;
    border: 1px solid var(--line);
    background: rgba(255,255,255,0.92);
}
.alert-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 0.5rem;
}

/* ── Documentation checklist ───────────────────────────────────────────── */
.doc-checklist { list-style: none; padding: 0; margin: 0.5rem 0 1rem; }
.doc-checklist li { display: flex; align-items: center; gap: 0.6rem; padding: 0.4rem 0; color: var(--muted); font-size: 0.93rem; }
.doc-checklist input[type=checkbox] { width: auto; }
.red-flags { color: var(--danger); }

/* ── AI Modal ──────────────────────────────────────────────────────────── */
.ai-modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(10,29,50,0.55);
    backdrop-filter: blur(6px);
    z-index: 9000;
    display: grid;
    place-items: center;
    padding: 1rem;
    animation: fade-in 180ms ease;
}
@keyframes fade-in { from { opacity: 0; } to { opacity: 1; } }
.ai-modal-box {
    width: min(680px, 100%);
    max-height: 90vh;
    overflow-y: auto;
    animation: slide-up 220ms ease;
}
@keyframes slide-up {
    from { opacity: 0; transform: translateY(20px); }
    to   { opacity: 1; transform: translateY(0); }
}
.ai-modal-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1rem;
}
.ai-modal-close {
    background: none;
    border: none;
    font-size: 1.2rem;
    cursor: pointer;
    color: var(--muted);
    padding: 0.25rem 0.5rem;
    border-radius: 8px;
}
.ai-modal-close:hover { background: var(--line); }
.ai-modal-body { padding-top: 0.5rem; }

/* ── Spin animation for loading icons ──────────────────────────────────── */
.spin-icon {
    animation: spin 1s linear infinite;
    flex-shrink: 0;
}
@keyframes spin {
    from { transform: rotate(0deg); }
    to   { transform: rotate(360deg); }
}

/* ── Summary grid 3-column ─────────────────────────────────────────────── */
.summary-grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }

/* ── Section head with actions ─────────────────────────────────────────── */
.section-head-actions { display: flex; align-items: center; gap: 0.5rem; }

/* ── Hint text under timeline items ────────────────────────────────────── */
.hint-text {
    display: block;
    color: var(--muted);
    font-size: 0.82rem;
    margin-top: 0.25rem;
    line-height: 1.5;
}

/* ── Estimated timeline items ──────────────────────────────────────────── */
.timeline-item.is-estimated .timeline-marker {
    background: rgba(203,139,18,0.1);
    color: var(--warning);
    border: 1px dashed rgba(203,139,18,0.35);
}

/* ── Hero search enhanced ───────────────────────────────────────────────── */
.hero-search-lg {
    grid-template-columns: 1fr auto;
    margin: 1.75rem 0 1rem;
    gap: 0.75rem;
}
.search-input-wrap {
    position: relative;
    display: flex;
    align-items: center;
}
.search-icon {
    position: absolute;
    left: 1rem;
    color: var(--muted);
    pointer-events: none;
    flex-shrink: 0;
}
.search-input-wrap input {
    padding-left: 2.9rem;
    padding-right: 2.5rem;
    border-radius: 20px;
    font-size: 1.02rem;
    border: 1.5px solid var(--line);
    transition: border-color 180ms ease, box-shadow 180ms ease;
}
.search-input-wrap input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(10,124,255,0.12);
}
.search-clear {
    position: absolute;
    right: 0.75rem;
    background: none;
    border: none;
    color: var(--muted);
    cursor: pointer;
    font-size: 0.9rem;
    line-height: 1;
    padding: 0.2rem;
    display: none;
}
.search-submit {
    padding: 0.95rem 1.5rem;
    border-radius: 20px;
    font-size: 1rem;
    white-space: nowrap;
}

/* ── Quick example chips ────────────────────────────────────────────────── */
.quick-examples {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    flex-wrap: wrap;
    margin-top: 0.85rem;
    font-size: 0.86rem;
    color: var(--muted);
}
.example-chip {
    display: inline-flex;
    align-items: center;
    padding: 0.35rem 0.8rem;
    border-radius: 999px;
    border: 1px solid var(--line);
    background: rgba(255,255,255,0.88);
    color: var(--accent);
    font-size: 0.83rem;
    transition: border-color 160ms ease, background 160ms ease;
}
.example-chip:hover {
    border-color: var(--accent);
    background: rgba(10,124,255,0.06);
}

/* ── Capabilities strip ─────────────────────────────────────────────────── */
.capabilities-strip { margin: 2rem auto; }
.cap-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1rem;
}
.cap-card {
    padding: 1.25rem;
    border-radius: 20px;
    border: 1px solid var(--line);
    background: linear-gradient(180deg, rgba(255,255,255,0.96), rgba(244,249,255,0.9));
    text-align: center;
}
.cap-icon {
    font-size: 1.8rem;
    margin-bottom: 0.75rem;
}
.cap-card h3 { font-size: 0.97rem; margin-bottom: 0.5rem; }
.cap-card p  { font-size: 0.86rem; margin: 0; }

/* ── Two-col stack list ─────────────────────────────────────────────────── */
.stack-list.two-col { grid-template-columns: repeat(2, minmax(0, 1fr)); }

/* ── Carrier info block ─────────────────────────────────────────────────── */
.carrier-info { display: grid; gap: 0.5rem; margin-bottom: 1rem; }
.carrier-code-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 52px; height: 52px;
    border-radius: 16px;
    background: linear-gradient(135deg, rgba(10,124,255,0.12), rgba(95,185,255,0.12));
    border: 1px solid rgba(10,124,255,0.22);
    font-family: "Space Grotesk", sans-serif;
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--accent);
    margin-bottom: 0.25rem;
}

/* ── Flash container for toasts ─────────────────────────────────────────── */
.flash-container {
    position: fixed;
    bottom: 1.5rem;
    right: 1.5rem;
    z-index: 8000;
    display: grid;
    gap: 0.6rem;
    pointer-events: none;
}
.flash-container .flash {
    pointer-events: auto;
    max-width: 340px;
    font-size: 0.9rem;
    transition: opacity 380ms ease, transform 380ms ease;
}
.flash-info { background: rgba(10,124,255,0.1); border-color: rgba(10,124,255,0.22); }

/* ── Real-time flight panel ─────────────────────────────────────────────── */
.flight-realtime-panel { overflow: hidden; }
.flight-data-grid {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 1.5rem;
    align-items: center;
    margin: 1rem 0;
}
.flight-col { display: grid; }
.flight-col.arr { justify-items: end; text-align: right; }
.airport-block { display: grid; gap: 0.3rem; }
.airport-code {
    font-family: "Space Grotesk", sans-serif;
    font-size: 2.4rem;
    font-weight: 700;
    letter-spacing: -0.03em;
    color: var(--text);
    line-height: 1;
}
.airport-name {
    font-size: 0.9rem;
    color: var(--muted);
    max-width: 180px;
}
.airport-detail {
    display: inline-block;
    font-size: 0.82rem;
    color: var(--muted);
    background: rgba(248,251,255,0.9);
    border: 1px solid var(--line);
    border-radius: 8px;
    padding: 0.2rem 0.55rem;
    width: fit-content;
    margin-top: 0.2rem;
}
.time-block {
    display: flex;
    align-items: baseline;
    gap: 0.4rem;
    margin-top: 0.5rem;
}
.time-label { color: var(--muted); font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.08em; }
.time-value { font-family: "Space Grotesk", sans-serif; font-weight: 700; font-size: 1.4rem; color: var(--text); }
.time-block.actual .time-value { color: var(--success); }
.time-block.estimated .time-value { color: var(--warning); }
.delay-pill { margin-top: 0.4rem; font-size: 0.78rem; }

/* ── Flight center column ───────────────────────────────────────────────── */
.flight-center { display: grid; gap: 0.85rem; justify-items: center; }
.flight-progress { width: 100%; position: relative; padding: 0.5rem 0; }
.progress-line {
    height: 2px;
    background: linear-gradient(90deg, var(--accent), rgba(10,124,255,0.2));
    border-radius: 2px;
    position: relative;
}
.progress-plane {
    position: absolute;
    right: -2px;
    top: -12px;
    font-size: 1.4rem;
    color: var(--accent);
    filter: drop-shadow(0 2px 6px rgba(10,124,255,0.35));
}
.progress-plane.is-flying {
    animation: fly-bounce 2.2s ease infinite;
}
@keyframes fly-bounce {
    0%, 100% { transform: translateY(0); }
    50%       { transform: translateY(-4px); }
}
.flight-meta { display: flex; gap: 0.5rem; flex-wrap: wrap; justify-content: center; }
.meta-chip {
    padding: 0.3rem 0.7rem;
    border-radius: 999px;
    background: rgba(248,251,255,0.96);
    border: 1px solid var(--line);
    font-size: 0.8rem;
    color: var(--muted);
}
.flight-status-badge {
    padding: 0.4rem 0.9rem;
    border-radius: 999px;
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

/* ── Live position row ──────────────────────────────────────────────────── */
.live-position-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 0.85rem 1rem;
    border-radius: 16px;
    background: rgba(14,159,110,0.06);
    border: 1px solid rgba(14,159,110,0.18);
    margin-top: 0.75rem;
    flex-wrap: wrap;
}
.live-position-chip {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.87rem;
    color: var(--muted);
    font-family: monospace;
}

/* ── Responsive overrides for new components ────────────────────────────── */
@media (max-width: 1080px) {
    .cap-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .summary-grid-3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .flight-data-grid { grid-template-columns: 1fr; gap: 1rem; }
    .flight-col.arr { justify-items: start; text-align: left; }
    .flight-center { display: none; }
}
@media (max-width: 760px) {
    .cap-grid { grid-template-columns: 1fr; }
    .summary-grid-3 { grid-template-columns: 1fr; }
    .ai-action-bar { gap: 0.5rem; }
    .ai-action-bar .button { font-size: 0.8rem; padding: 0.55rem 0.8rem; }
    .stack-list.two-col { grid-template-columns: 1fr; }
    .hero-search-lg { grid-template-columns: 1fr; }
    .search-submit { width: 100%; }
    .flight-data-grid { grid-template-columns: 1fr; }
    .airport-code { font-size: 1.8rem; }
    .flash-container { bottom: 0.75rem; right: 0.75rem; left: 0.75rem; }
    .flash-container .flash { max-width: 100%; }
    .live-position-row { flex-direction: column; align-items: flex-start; }
    .milestone-bar__stages { gap: 0; overflow-x: auto; flex-wrap: nowrap; }
    .milestone-stage__label { display: none; }
    .catax-map-container { height: 240px !important; }
}

/* ═══════════════════════════════════════════════════════════════════════════
   CATAX — Milestone Progress Bar
   ═══════════════════════════════════════════════════════════════════════════ */
.milestone-bar {
    background: var(--surface-1, #1a1f2e);
    border: 1px solid var(--border-color, #2a3040);
    border-radius: var(--radius-lg, 10px);
    padding: 1.25rem 1.5rem 1rem;
    margin-bottom: 1rem;
}
.milestone-bar--exception {
    border-color: var(--color-warning, #f59e0b);
    background: color-mix(in srgb, var(--color-warning, #f59e0b) 6%, var(--surface-1, #1a1f2e));
}
.milestone-bar__header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.75rem;
    font-size: 0.9rem;
}
.milestone-bar__label {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-weight: 600;
    color: var(--text-primary, #e2e8f0);
}
.milestone-bar__pct {
    font-size: 0.85rem;
    color: var(--text-muted, #64748b);
    font-variant-numeric: tabular-nums;
}
.milestone-bar__track {
    height: 6px;
    background: var(--surface-2, #252c3b);
    border-radius: 99px;
    overflow: hidden;
    margin-bottom: 1rem;
}
.milestone-bar__fill {
    height: 100%;
    background: linear-gradient(90deg, var(--color-primary, #3b82f6), var(--color-accent, #06b6d4));
    border-radius: 99px;
    transition: width 0.6s cubic-bezier(.4,0,.2,1);
}
.milestone-bar__fill--exception {
    background: linear-gradient(90deg, var(--color-warning, #f59e0b), #ef4444);
}
.milestone-bar__stages {
    display: flex;
    gap: 0;
    list-style: none;
    padding: 0;
    margin: 0;
    counter-reset: stage;
}
.milestone-stage {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.35rem;
    opacity: 0.45;
    transition: opacity .2s;
}
.milestone-stage--done,
.milestone-stage--current { opacity: 1; }
.milestone-stage__dot {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--surface-2, #252c3b);
    border: 2px solid var(--border-color, #2a3040);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    transition: background .2s, border-color .2s;
}
.milestone-stage--done .milestone-stage__dot {
    background: var(--color-success, #22c55e);
    border-color: var(--color-success, #22c55e);
    color: #fff;
}
.milestone-stage--current .milestone-stage__dot {
    background: var(--color-primary, #3b82f6);
    border-color: var(--color-primary, #3b82f6);
}
.milestone-stage__pulse {
    width: 8px;
    height: 8px;
    background: #fff;
    border-radius: 50%;
    animation: catax-pulse 1.4s ease-in-out infinite;
}
@keyframes catax-pulse {
    0%, 100% { transform: scale(1); opacity: 1; }
    50%       { transform: scale(1.4); opacity: .7; }
}
.milestone-stage__label {
    font-size: 0.68rem;
    color: var(--text-muted, #64748b);
    text-align: center;
    line-height: 1.2;
    max-width: 64px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.milestone-stage--done .milestone-stage__label,
.milestone-stage--current .milestone-stage__label {
    color: var(--text-primary, #e2e8f0);
    font-weight: 600;
}

/* ═══════════════════════════════════════════════════════════════════════════
   CATAX — Live Map Panel
   ═══════════════════════════════════════════════════════════════════════════ */
.catax-live-map-panel {}
.catax-map-container { width: 100%; }
.map-meta-strip {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem 1.5rem;
    margin-bottom: 1rem;
}
.map-meta-item {
    display: flex;
    flex-direction: column;
    gap: 0.1rem;
}
.map-meta-item span {
    font-size: 0.75rem;
    color: var(--text-muted, #64748b);
    text-transform: uppercase;
    letter-spacing: .04em;
}
.map-meta-item strong {
    font-size: 0.9rem;
    color: var(--text-primary, #e2e8f0);
    font-variant-numeric: tabular-nums;
}

/* ═══════════════════════════════════════════════════════════════════════════
   CATAX — Admin badges & metric modifiers
   ═══════════════════════════════════════════════════════════════════════════ */
.metric-card--ok   { border-left: 3px solid var(--color-success, #22c55e); }
.metric-card--warn { border-left: 3px solid var(--color-warning, #f59e0b); }
.metric-card--info { border-left: 3px solid var(--color-primary, #3b82f6); }
.metric-card--error{ border-left: 3px solid #ef4444; }
.badge {
    display: inline-block;
    padding: 0.2em 0.6em;
    border-radius: 99px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: .04em;
}
.badge-success { background: color-mix(in srgb, var(--color-success,#22c55e) 15%, transparent); color: var(--color-success, #22c55e); }
.badge-warn    { background: color-mix(in srgb, var(--color-warning,#f59e0b) 15%, transparent); color: var(--color-warning, #f59e0b); }
.badge-info    { background: color-mix(in srgb, var(--color-primary,#3b82f6) 15%, transparent); color: var(--color-primary, #3b82f6); }
.badge-error   { background: color-mix(in srgb, #ef4444 15%, transparent); color: #ef4444; }
.alert {
    padding: 0.75rem 1rem;
    border-radius: var(--radius, 6px);
    margin-bottom: 0.75rem;
    border: 1px solid transparent;
    font-size: 0.9rem;
}
.alert-success { background: color-mix(in srgb, var(--color-success,#22c55e) 12%, transparent); border-color: var(--color-success,#22c55e); color: var(--color-success,#22c55e); }
.alert-error   { background: color-mix(in srgb, #ef4444 12%, transparent); border-color: #ef4444; color: #ef4444; }
.alert-info    { background: color-mix(in srgb, var(--color-primary,#3b82f6) 12%, transparent); border-color: var(--color-primary,#3b82f6); }
.section-head-actions { display: flex; align-items: center; gap: 0.5rem; flex-wrap: wrap; }
.button-danger { background: #ef4444; color: #fff; border-color: #dc2626; }
.button-danger:hover { background: #dc2626; }

/* ── SEO Pages ──────────────────────────────────────────────────────────── */

/* Breadcrumb */
.breadcrumb {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.82rem;
    color: var(--muted);
    margin-bottom: 0.75rem;
}
.breadcrumb a { color: var(--accent); text-decoration: none; }
.breadcrumb a:hover { text-decoration: underline; }

/* Inline track form (used inside SEO pages) */
.section-track-cta { margin: 1.5rem 0; }
.inline-track-form {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    margin-top: 1rem;
}
.input-track {
    flex: 1;
    min-width: 220px;
    padding: 0.6rem 1rem;
    border: 1.5px solid var(--line-strong);
    border-radius: var(--radius-sm);
    background: var(--surface-strong);
    color: var(--text);
    font-size: 0.95rem;
}
.input-track:focus { outline: 2px solid var(--accent); border-color: var(--accent); }
.form-hint { font-size: 0.8rem; color: var(--muted); margin-top: 0.35rem; }
.panel-highlight {
    background: linear-gradient(135deg, rgba(10, 124, 255, 0.06), rgba(74, 176, 255, 0.08));
    border: 1px solid rgba(10, 124, 255, 0.18);
}

/* Info grid (route-pair, awb-prefix) */
.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 1rem;
    margin: 1rem 0;
}
.info-tile {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    padding: 1rem;
    background: var(--surface-soft);
    border-radius: var(--radius-sm);
    border: 1px solid var(--line);
}
.info-tile-icon { font-size: 1.5rem; flex-shrink: 0; }
.info-tile strong { display: block; font-size: 0.8rem; text-transform: uppercase; letter-spacing: .05em; color: var(--muted); }
.info-tile p { margin: 0.2rem 0 0; font-size: 0.9rem; line-height: 1.4; }

/* Numbered steps */
.numbered-steps {
    padding-left: 1.4rem;
    line-height: 1.8;
}
.numbered-steps li { margin-bottom: 0.5rem; }
.numbered-steps code {
    background: rgba(10, 124, 255, 0.08);
    padding: 0.1em 0.4em;
    border-radius: 4px;
    font-size: 0.88em;
}

/* Event explainer (route-pair page) */
.event-explainer-list { display: flex; flex-direction: column; gap: 0; margin-top: 1rem; }
.event-explainer-step {
    display: grid;
    grid-template-columns: 64px 1fr;
    gap: 0.75rem;
    align-items: center;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--line);
}
.event-explainer-step:last-child { border-bottom: none; }
.event-step-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--accent);
    color: #fff;
    border-radius: 8px;
    padding: 0.25rem 0.5rem;
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: .06em;
}
.event-step-body strong { display: block; font-size: 0.9rem; }
.event-step-body p { margin: 0.15rem 0 0; font-size: 0.83rem; color: var(--muted); }
.event-step-arrow { grid-column: 1; text-align: center; color: var(--muted); font-size: 0.9rem; }

/* AWB anatomy diagram */
.awb-anatomy { margin: 1.25rem 0; }
.awb-anatomy-display {
    display: flex;
    align-items: center;
    gap: 0;
    font-family: monospace;
    font-size: 2rem;
    font-weight: 700;
    letter-spacing: .05em;
    margin-bottom: 0.75rem;
}
.awb-part {
    padding: 0.3rem 0.75rem;
    border-radius: 8px;
}
.awb-prefix { background: rgba(10, 124, 255, 0.12); color: var(--accent); }
.awb-separator { color: var(--muted); padding: 0 0.2rem; }
.awb-serial { background: rgba(14, 159, 110, 0.12); color: var(--success); }
.awb-anatomy-labels { display: flex; gap: 2rem; flex-wrap: wrap; }
.awb-label-item { flex: 1; min-width: 180px; }
.awb-label-item strong { display: block; font-size: 0.85rem; }
.awb-label-item p { margin: 0.2rem 0 0; font-size: 0.82rem; color: var(--muted); }

/* Feature list */
.feature-list {
    list-style: none;
    padding: 0;
    margin: 0.75rem 0;
}
.feature-list li {
    padding: 0.4rem 0;
    font-size: 0.9rem;
    border-bottom: 1px solid var(--line);
}
.feature-list li:last-child { border-bottom: none; }

/* Code quick-ref table */
.code-quick-ref { margin: 1.5rem 0; }
.ref-table { width: 100%; border-collapse: collapse; }
.ref-table th {
    width: 160px;
    text-align: left;
    padding: 0.5rem 0.75rem;
    background: var(--surface-soft);
    font-size: 0.82rem;
    color: var(--muted);
    border: 1px solid var(--line);
}
.ref-table td {
    padding: 0.5rem 0.75rem;
    border: 1px solid var(--line);
    font-size: 0.88rem;
}
.code-badge {
    background: rgba(10, 124, 255, 0.1);
    color: var(--accent);
    padding: 0.2em 0.6em;
    border-radius: 6px;
    font-weight: 700;
    font-size: 1rem;
}

/* Status code milestone context card */
.milestone-context-card { padding: 1rem; background: var(--surface-soft); border-radius: var(--radius-sm); border: 1px solid var(--line); }
.milestone-stage-indicator {
    padding: 0.75rem 1rem;
    border-radius: var(--radius-sm);
    background: rgba(10, 124, 255, 0.06);
    border-left: 4px solid var(--accent);
}
.milestone-stage-name { font-size: 1.05rem; font-weight: 700; display: block; margin-bottom: 0.25rem; }

/* Code chip grid (milestone-guide) */
.code-chip-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin: 0.75rem 0;
}
.code-chip {
    background: var(--surface-soft);
    border: 1px solid var(--line);
    border-radius: var(--radius-sm);
    overflow: hidden;
}
.code-chip-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.4rem 0.75rem;
    text-decoration: none;
    color: var(--text);
    font-size: 0.85rem;
}
.code-chip-link:hover { background: rgba(10, 124, 255, 0.06); }
.code-chip-badge {
    background: var(--accent);
    color: #fff;
    padding: 0.15em 0.5em;
    border-radius: 5px;
    font-weight: 700;
    font-size: 0.78rem;
    letter-spacing: .04em;
}
.code-chip-mini {
    display: inline-block;
    background: rgba(10, 124, 255, 0.1);
    color: var(--accent);
    padding: 0.2em 0.6em;
    border-radius: 5px;
    font-size: 0.78rem;
    font-weight: 700;
    text-decoration: none;
    border: 1px solid rgba(10, 124, 255, 0.2);
}
.code-chip-mini:hover { background: rgba(10, 124, 255, 0.18); }

/* Next stage card */
.next-stage-card {
    background: linear-gradient(135deg, rgba(10, 124, 255, 0.04), rgba(74, 176, 255, 0.06));
    border: 1px solid rgba(10, 124, 255, 0.15);
    border-radius: var(--radius-sm);
    padding: 1.25rem;
    margin: 1.5rem 0;
}
.next-stage-card--final { background: rgba(14, 159, 110, 0.06); border-color: rgba(14, 159, 110, 0.25); }
.next-stage-card h3 { margin: 0 0 0.5rem; font-size: 0.85rem; text-transform: uppercase; letter-spacing: .05em; color: var(--muted); }
.next-stage-card p { margin: 0.25rem 0; }

/* Milestone nav list (sidebar on milestone guide) */
.milestone-nav-list { display: flex; flex-direction: column; gap: 0; }
.milestone-nav-item {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    padding: 0.75rem;
    text-decoration: none;
    color: var(--text);
    border-bottom: 1px solid var(--line);
    transition: background 0.15s;
}
.milestone-nav-item:last-child { border-bottom: none; }
.milestone-nav-item:hover { background: var(--surface-soft); }
.milestone-nav-item.is-active { background: rgba(10, 124, 255, 0.07); border-left: 3px solid var(--accent); }
.milestone-nav-icon { font-size: 1.2rem; flex-shrink: 0; }
.milestone-nav-body strong { display: block; font-size: 0.88rem; }
.milestone-nav-body p { margin: 0.1rem 0 0; font-size: 0.78rem; color: var(--muted); line-height: 1.4; }

/* Milestone card grid (milestones index) */
.milestone-card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.25rem;
    margin: 1.5rem 0;
}
.milestone-card {
    background: var(--surface-strong);
    border: 1px solid var(--line);
    border-radius: var(--radius-sm);
    padding: 1.25rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    transition: box-shadow 0.2s;
}
.milestone-card:hover { box-shadow: var(--shadow); }
.milestone-card-header { display: flex; align-items: center; gap: 0.75rem; }
.milestone-card-step {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: var(--accent);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
    font-weight: 700;
    flex-shrink: 0;
}
.milestone-card-icon { font-size: 1.4rem; }
.milestone-card-title { margin: 0; font-size: 1rem; }
.milestone-card-title a { text-decoration: none; color: var(--text); }
.milestone-card-title a:hover { color: var(--accent); }
.milestone-card-summary { font-size: 0.85rem; color: var(--muted); line-height: 1.5; margin: 0; }
.milestone-card-codes { display: flex; flex-wrap: wrap; gap: 0.4rem; }
.milestone-card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: auto;
    padding-top: 0.75rem;
    border-top: 1px solid var(--line);
}
.milestone-card-footer--final .next-hint { color: var(--success); font-weight: 600; font-size: 0.8rem; }
.next-hint { font-size: 0.8rem; color: var(--muted); }
.button-sm { padding: 0.35rem 0.8rem; font-size: 0.82rem; }
.button-block { width: 100%; text-align: center; }
.mt-4 { margin-top: 1rem !important; }
.mt-6 { margin-top: 1.5rem !important; }
.text-center { text-align: center; }

/* FAQ list */
.faq-list { margin: 0; padding: 0; }
.faq-list dt {
    font-weight: 600;
    font-size: 0.95rem;
    margin-top: 1.25rem;
    padding-left: 1rem;
    border-left: 3px solid var(--accent);
}
.faq-list dd {
    margin: 0.35rem 0 0 0;
    padding-left: 1rem;
    font-size: 0.88rem;
    color: var(--muted);
    line-height: 1.7;
}

/* Panel CTA block */
.panel-cta { margin-top: 1.5rem; }

/* mark highlight (status code page) */
mark {
    background: rgba(10, 124, 255, 0.12);
    color: var(--accent);
    border-radius: 4px;
    padding: 0 0.3em;
}

@media (max-width: 640px) {
    .info-grid { grid-template-columns: 1fr 1fr; }
    .awb-anatomy-display { font-size: 1.3rem; }
    .milestone-card-grid { grid-template-columns: 1fr; }
    .inline-track-form { flex-direction: column; }
    .inline-track-form .input-track { min-width: 0; }
}