/* ============================================================
   Niche Ad Spy — "The Dossier" design system (v2 retheme)
   Intelligence-file aesthetic: warm paper, warm-black ink,
   stamped amber signal, mono-set evidence data.
   Sibling system to SplitWin (shared warm-neutral base +
   IBM Plex thread), distinct identity (Bricolage + amber).
   Legacy class names (.glass-effect, .main-content, Bootstrap
   components) are kept and re-themed — no markup rewrites.
   ============================================================ */

:root {
    color-scheme: light;

    /* Fonts */
    --nas-font-display: 'Bricolage Grotesque', 'Segoe UI', sans-serif;
    --nas-font-sans: 'IBM Plex Sans', system-ui, -apple-system, 'Segoe UI', sans-serif;
    --nas-font-mono: 'IBM Plex Mono', ui-monospace, 'SF Mono', Menlo, monospace;

    /* Brand core */
    --nas-ink: #1c1a16;
    --nas-ink-soft: #35322b;
    --nas-signal: #e2a41f;          /* stamped amber */
    --nas-signal-deep: #b07f0e;
    --nas-on-signal: #1c1a16;

    /* Surfaces (warm paper family) */
    --nas-canvas: #f6f3ea;
    --nas-surface: #fffdf7;
    --nas-raised: #efeadb;
    --nas-border: #e2dcca;
    --nas-border-strong: #c9c2ad;

    /* Text */
    --nas-text: #1c1a16;
    --nas-text-secondary: #6b6557;
    --nas-text-muted: #99927f;

    /* Semantic — scan statuses */
    --nas-monetized: #3e7c46;   --nas-monetized-bg: #e5efdf;
    --nas-clean: #8a8474;       --nas-clean-bg: #edeadd;
    --nas-unreachable: #5e7285; --nas-unreachable-bg: #e6ebf1;
    --nas-danger: #bb4738;      --nas-danger-bg: #f7e7e3;
    --nas-info: #3d6c97;        --nas-info-bg: #e5edf5;

    /* Depth (ink-tinted, layered) */
    --nas-shadow-sm: 0 1px 2px rgba(28, 26, 22, 0.06);
    --nas-shadow-md: 0 1px 2px rgba(28, 26, 22, 0.05), 0 6px 16px -6px rgba(28, 26, 22, 0.12);
    --nas-shadow-lg: 0 2px 4px rgba(28, 26, 22, 0.06), 0 18px 40px -16px rgba(28, 26, 22, 0.22);

    --nas-radius: 6px;
    --nas-radius-card: 10px;

    /* Legacy variable aliases — old markup re-themes automatically */
    --primary-color: var(--nas-ink);
    --primary-light: var(--nas-ink-soft);
    --primary-dark: var(--nas-ink);
    --secondary-color: var(--nas-text-secondary);
    --success-color: var(--nas-monetized);
    --accent-color: var(--nas-signal);
    --warning-color: var(--nas-signal-deep);
    --danger-color: var(--nas-danger);
    --background: var(--nas-canvas);
    --surface: var(--nas-surface);
    --text-primary: var(--nas-text);
    --text-secondary: var(--nas-text-secondary);
    --text-muted: var(--nas-text-muted);
    --border-color: var(--nas-border);
}

* { box-sizing: border-box; }

body {
    font-family: var(--nas-font-sans);
    background:
        radial-gradient(1100px 500px at 85% -10%, rgba(226, 164, 31, 0.07), transparent 60%),
        radial-gradient(900px 600px at -10% 110%, rgba(94, 114, 133, 0.06), transparent 55%),
        var(--nas-canvas);
    color: var(--nas-text);
    line-height: 1.65;
    overflow-x: hidden;
    min-height: 100vh;
}

h1, h2, h3, h4, h5, .h1, .h2, .h3, .h4, .h5, .navbar-brand, .display-3 {
    font-family: var(--nas-font-display);
    letter-spacing: -0.02em;
    color: var(--nas-text);
}

a { color: var(--nas-ink); text-decoration-color: var(--nas-signal); text-underline-offset: 3px; }
a:hover { color: var(--nas-signal-deep); }

::selection { background: var(--nas-signal); color: var(--nas-on-signal); }

/* ------------------------------------------------------------
   Navbar — paper bar, ruled bottom, amber active tab
   ------------------------------------------------------------ */

.navbar {
    background: color-mix(in srgb, var(--nas-surface) 92%, transparent) !important;
    backdrop-filter: blur(8px);
    border-bottom: 1px solid var(--nas-border);
    box-shadow: var(--nas-shadow-sm);
}

.navbar-brand {
    font-weight: 700;
    font-size: 1.3rem;
    color: var(--nas-ink) !important;
    display: flex;
    align-items: center;
}
.navbar-brand i { color: var(--nas-signal-deep); }

.navbar .nav-link {
    color: var(--nas-text-secondary) !important;
    font-weight: 500;
    padding: 0.6rem 0.9rem;
    border-bottom: 2px solid transparent;
    transition: color 0.18s ease-out, border-color 0.18s ease-out;
}
.navbar .nav-link:hover,
.navbar .nav-link:focus-visible {
    color: var(--nas-ink) !important;
    border-bottom-color: var(--nas-signal);
}

.main-content { padding-top: 76px; }

/* ------------------------------------------------------------
   Cards — dossier files: crisp border, ink-tinted layered depth
   (`.glass-effect` kept as a class name; no glass left in it)
   ------------------------------------------------------------ */

.card, .glass-effect {
    background: var(--nas-surface);
    border: 1px solid var(--nas-border);
    border-radius: var(--nas-radius-card);
    box-shadow: var(--nas-shadow-md);
}
.card .glass-effect { box-shadow: none; } /* no nested elevation */

.card-header {
    background: transparent;
    border-bottom: 1px solid var(--nas-border);
    padding: 0.9rem 1.25rem;
}
.card-footer {
    background: var(--nas-raised);
    border-top: 1px solid var(--nas-border);
}
.card-title { margin-bottom: 0; }

/* ------------------------------------------------------------
   Buttons
   ------------------------------------------------------------ */

.btn {
    font-family: var(--nas-font-sans);
    font-weight: 600;
    border-radius: var(--nas-radius);
    transition: transform 0.15s cubic-bezier(0.22, 1, 0.36, 1),
                box-shadow 0.15s cubic-bezier(0.22, 1, 0.36, 1),
                background-color 0.15s ease-out,
                border-color 0.15s ease-out,
                color 0.15s ease-out;
}
.btn:focus-visible {
    outline: 2px solid var(--nas-signal-deep);
    outline-offset: 2px;
    box-shadow: none;
}
.btn:active { transform: translateY(1px); }

.btn-primary {
    background: var(--nas-ink);
    border-color: var(--nas-ink);
    color: var(--nas-canvas);
}
.btn-primary:hover, .btn-primary:focus {
    background: var(--nas-ink-soft);
    border-color: var(--nas-ink-soft);
    color: var(--nas-signal);
    transform: translateY(-1px);
    box-shadow: var(--nas-shadow-md);
}
.btn-primary:disabled {
    background: var(--nas-text-muted);
    border-color: var(--nas-text-muted);
}

.btn-outline-primary {
    color: var(--nas-ink);
    border-color: var(--nas-border-strong);
    background: transparent;
}
.btn-outline-primary:hover, .btn-outline-primary:focus {
    background: var(--nas-ink);
    border-color: var(--nas-ink);
    color: var(--nas-canvas);
}

.btn-success, .btn-info {
    background: var(--nas-signal);
    border-color: var(--nas-signal);
    color: var(--nas-on-signal);
}
.btn-success:hover, .btn-info:hover {
    background: var(--nas-signal-deep);
    border-color: var(--nas-signal-deep);
    color: #fffdf7;
}

/* ------------------------------------------------------------
   Forms
   ------------------------------------------------------------ */

.form-control, .form-select {
    background: var(--nas-surface);
    border: 1px solid var(--nas-border-strong);
    border-radius: var(--nas-radius);
    color: var(--nas-text);
    padding: 0.55rem 0.8rem;
}
.form-control:focus, .form-select:focus {
    border-color: var(--nas-signal-deep);
    box-shadow: 0 0 0 3px rgba(226, 164, 31, 0.25);
    background: var(--nas-surface);
    color: var(--nas-text);
}
.form-control::placeholder { color: var(--nas-text-muted); }
.form-label { font-weight: 600; color: var(--nas-ink-soft); margin-bottom: 0.35rem; }
.form-text { color: var(--nas-text-muted); }

textarea.form-control { font-family: var(--nas-font-mono); font-size: 0.9rem; }

/* ------------------------------------------------------------
   Badges as inked stamps — the signature detail
   ------------------------------------------------------------ */

.badge {
    font-family: var(--nas-font-mono);
    font-weight: 500;
    font-size: 0.68rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    border-radius: 3px;
    padding: 0.3em 0.55em;
    border: 1px solid currentColor;
}

.badge.bg-success   { background: var(--nas-monetized-bg) !important; color: var(--nas-monetized) !important; }
.badge.bg-secondary { background: var(--nas-clean-bg) !important;     color: var(--nas-clean) !important; }
.badge.bg-warning   { background: var(--nas-unreachable-bg) !important; color: var(--nas-unreachable) !important; }
.badge.bg-danger    { background: var(--nas-danger-bg) !important;    color: var(--nas-danger) !important; }
.badge.bg-info      { background: var(--nas-info-bg) !important;      color: var(--nas-info) !important; }
.badge.bg-dark      { background: var(--nas-raised) !important;       color: var(--nas-ink-soft) !important; }
.badge.bg-primary   { background: var(--nas-signal) !important;       color: var(--nas-on-signal) !important; border-color: var(--nas-signal-deep); }
.badge.text-dark    { color: inherit !important; }

/* ------------------------------------------------------------
   Niche score — the stamped grade
   ------------------------------------------------------------ */

#scanResults .display-3, #scanView .display-3 {
    font-weight: 800;
    font-size: clamp(3.2rem, 7vw, 4.5rem);
    line-height: 1;
    display: inline-block;
    padding: 0.05em 0.25em;
    border: 3px solid currentColor;
    border-radius: 8px;
    transform: rotate(-2deg);
    margin-bottom: 0.35rem;
}

.text-primary { color: var(--nas-signal-deep) !important; }
.text-success { color: var(--nas-monetized) !important; }
.text-warning { color: var(--nas-signal-deep) !important; }
.text-danger  { color: var(--nas-danger) !important; }
.text-muted   { color: var(--nas-text-muted) !important; }

/* Component bars */
.progress {
    background: var(--nas-raised);
    border-radius: 99px;
}
.progress-bar { background: var(--nas-ink); border-radius: 99px; }

/* ------------------------------------------------------------
   Evidence tables — ruled report lines, mono data
   ------------------------------------------------------------ */

.table { color: var(--nas-text); --bs-table-bg: transparent; }
.table thead th {
    font-family: var(--nas-font-mono);
    font-size: 0.68rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--nas-text-muted);
    border-bottom: 2px solid var(--nas-border-strong);
    padding: 0.55rem 0.75rem;
}
.table td {
    border-bottom: 1px solid var(--nas-border);
    padding: 0.55rem 0.75rem;
    vertical-align: middle;
}
.table tbody tr:hover td { background: color-mix(in srgb, var(--nas-signal) 6%, transparent); }
.table a { font-family: var(--nas-font-mono); font-size: 0.85rem; text-decoration: none; }
.table a:hover { text-decoration: underline; text-decoration-color: var(--nas-signal); }
.table td:first-child { font-family: var(--nas-font-mono); font-size: 0.8rem; }

/* ------------------------------------------------------------
   Alerts
   ------------------------------------------------------------ */

.alert { border-radius: var(--nas-radius-card); border: 1px solid; box-shadow: none; }
.alert-info    { background: var(--nas-info-bg);    border-color: var(--nas-info);    color: var(--nas-info); }
.alert-success { background: var(--nas-monetized-bg); border-color: var(--nas-monetized); color: var(--nas-monetized); }
.alert-warning { background: #f8efd8; border-color: var(--nas-signal-deep); color: var(--nas-signal-deep); }
.alert-danger  { background: var(--nas-danger-bg);  border-color: var(--nas-danger);  color: var(--nas-danger); }

/* ------------------------------------------------------------
   Dropdowns, misc chrome
   ------------------------------------------------------------ */

.dropdown-menu {
    background: var(--nas-surface);
    border: 1px solid var(--nas-border);
    border-radius: var(--nas-radius-card);
    box-shadow: var(--nas-shadow-lg);
    overflow: hidden;
}
.dropdown-item { color: var(--nas-text); font-weight: 500; }
.dropdown-item:hover, .dropdown-item:focus { background: var(--nas-raised); color: var(--nas-ink); }
.dropdown-item-text { color: var(--nas-text-secondary); }
.dropdown-divider { border-color: var(--nas-border); }

.spinner-border { color: var(--nas-signal-deep); }

/* Recent-scans sidebar rows */
#recentScans a { transition: background-color 0.15s ease-out; }
#recentScans a:hover { background: var(--nas-raised); }
#recentScans a span:first-child { color: var(--nas-text); }

/* Staggered reveal for scan results */
@media (prefers-reduced-motion: no-preference) {
    #scanResults > .card, #scanView > .card {
        animation: nas-rise 0.5s cubic-bezier(0.22, 1, 0.36, 1) backwards;
    }
    #scanResults > .card:nth-child(2), #scanView > .card:nth-child(2) { animation-delay: 0.06s; }
    #scanResults > .card:nth-child(3), #scanView > .card:nth-child(3) { animation-delay: 0.12s; }
    #scanResults > .card:nth-child(4), #scanView > .card:nth-child(4) { animation-delay: 0.18s; }
    #scanResults > .card:nth-child(n+5), #scanView > .card:nth-child(n+5) { animation-delay: 0.24s; }
}
@keyframes nas-rise {
    from { opacity: 0; transform: translateY(10px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* ------------------------------------------------------------
   Auth pages (login / request-login / magic-login / landing)
   ------------------------------------------------------------ */

.auth-card {
    background: var(--nas-surface);
    border: 1px solid var(--nas-border);
    border-radius: var(--nas-radius-card);
    box-shadow: var(--nas-shadow-lg);
    padding: 2.25rem 2rem;
}
.auth-brand {
    font-family: var(--nas-font-display);
    font-weight: 800;
    font-size: 1.6rem;
    letter-spacing: -0.02em;
}
.auth-kicker {
    font-family: var(--nas-font-mono);
    font-size: 0.68rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--nas-signal-deep);
    border: 1px solid var(--nas-signal-deep);
    border-radius: 3px;
    display: inline-block;
    padding: 0.25em 0.6em;
    margin-bottom: 0.9rem;
}

/* ------------------------------------------------------------
   Upgrade prompts — limit-reached modal + inline upsell cards
   ------------------------------------------------------------ */

.nas-upsell {
    border: 1px solid var(--nas-nicheadspy-ink, var(--nas-signal-deep));
    border-left-width: 4px;
    border-radius: var(--nas-radius-card);
    background: linear-gradient(90deg, color-mix(in srgb, var(--nas-signal) 10%, var(--nas-surface)), var(--nas-surface) 70%);
    padding: 1rem 1.15rem;
    display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 0.75rem;
}
.nas-upsell-body { max-width: 60ch; }
.nas-upsell-title { font-family: var(--nas-font-display); font-weight: 700; color: var(--nas-ink); margin: 0 0 0.15rem; }
.nas-upsell-text { font-size: 0.86rem; color: var(--nas-text-secondary); margin: 0; }

/* full-screen limit modal */
.nas-modal-backdrop {
    position: fixed; inset: 0; z-index: 1080;
    display: flex; align-items: center; justify-content: center;
    background: color-mix(in srgb, var(--nas-ink) 55%, transparent);
    backdrop-filter: blur(3px);
    padding: 1.5rem;
    animation: nas-fade 0.2s ease-out;
}
@keyframes nas-fade { from { opacity: 0; } to { opacity: 1; } }
.nas-modal {
    width: min(460px, 100%);
    background: var(--nas-surface);
    border: 1px solid var(--nas-border);
    border-radius: var(--nas-radius-card);
    box-shadow: var(--nas-shadow-lg);
    overflow: hidden;
    animation: nas-rise 0.28s cubic-bezier(0.22, 1, 0.36, 1);
}
.nas-modal-head {
    background:
        radial-gradient(40rem 14rem at 90% -60%, color-mix(in srgb, var(--nas-signal) 22%, transparent), transparent 70%),
        var(--nas-ink);
    color: var(--nas-canvas);
    padding: 1.4rem 1.5rem 1.2rem;
}
.nas-modal-kicker { font-family: var(--nas-font-mono); font-size: 0.62rem; letter-spacing: 0.2em; color: var(--nas-signal); text-transform: uppercase; }
.nas-modal-head h3 { color: var(--nas-canvas); margin: 0.35rem 0 0; font-size: 1.35rem; }
.nas-modal-body { padding: 1.25rem 1.5rem 1.5rem; }
.nas-modal-body p { color: var(--nas-text-secondary); font-size: 0.9rem; }
.nas-tier-line { display: flex; gap: 0.6rem; align-items: baseline; padding: 0.5rem 0; border-top: 1px solid var(--nas-border); }
.nas-tier-line:first-of-type { border-top: 0; }
.nas-tier-name { font-family: var(--nas-font-display); font-weight: 700; min-width: 4.5rem; }
.nas-tier-price { font-family: var(--nas-font-mono); font-size: 0.82rem; color: var(--nas-signal-deep); }
.nas-tier-desc { font-size: 0.82rem; color: var(--nas-text-secondary); }
.nas-modal-actions { display: flex; gap: 0.6rem; margin-top: 1.1rem; }

/* ------------------------------------------------------------
   Thinking indicators — animated "working" states
   ------------------------------------------------------------ */

/* three-dot bounce (help bot typing) */
.nas-dots { display: inline-flex; gap: 5px; align-items: center; padding: 0.15rem 0; }
.nas-dots > i {
    width: 7px; height: 7px; border-radius: 50%;
    background: var(--nas-signal-deep);
    animation: nas-dot 1.2s ease-in-out infinite;
}
.nas-dots > i:nth-child(2) { animation-delay: 0.18s; }
.nas-dots > i:nth-child(3) { animation-delay: 0.36s; }
@keyframes nas-dot {
    0%, 60%, 100% { transform: translateY(0); opacity: 0.35; }
    30% { transform: translateY(-5px); opacity: 1; }
}

/* scanning banner — amber radar sweep + live step text */
.nas-working {
    display: flex; align-items: center; gap: 0.9rem;
    padding: 1rem 1.2rem;
    border: 1px solid var(--nas-border);
    border-radius: var(--nas-radius-card);
    background:
        linear-gradient(90deg, color-mix(in srgb, var(--nas-signal) 8%, transparent), transparent 60%),
        var(--nas-surface);
    box-shadow: var(--nas-shadow-sm);
    position: relative;
    overflow: hidden;
}
.nas-working::after {
    content: ""; position: absolute; inset: 0; pointer-events: none;
    background: linear-gradient(90deg, transparent, color-mix(in srgb, var(--nas-signal) 22%, transparent), transparent);
    transform: translateX(-100%);
    animation: nas-sweep 1.6s cubic-bezier(0.4, 0, 0.2, 1) infinite;
}
@keyframes nas-sweep { to { transform: translateX(100%); } }

/* spinning radar mark */
.nas-radar {
    flex-shrink: 0; width: 34px; height: 34px; border-radius: 50%;
    border: 2px solid var(--nas-border-strong);
    border-top-color: var(--nas-signal-deep);
    animation: nas-spin 0.8s linear infinite;
}
@keyframes nas-spin { to { transform: rotate(360deg); } }

.nas-working-text { position: relative; }
.nas-working-title { font-weight: 600; color: var(--nas-ink); }
.nas-working-step { font-size: 0.82rem; color: var(--nas-text-secondary); font-family: var(--nas-font-mono); }

@media (prefers-reduced-motion: reduce) {
    .nas-dots > i, .nas-working::after, .nas-radar { animation: none; }
    .nas-radar { border-top-color: var(--nas-signal-deep); }
}

/* ------------------------------------------------------------
   2026 dashboard — greeting band, KPI tiles, bento grid
   ------------------------------------------------------------ */

.nas-greet {
    position: relative;
    overflow: hidden;
    border: 1px solid var(--nas-border);
    border-radius: var(--nas-radius-card);
    background:
        radial-gradient(60rem 20rem at 90% -40%, color-mix(in srgb, var(--nas-signal) 16%, transparent), transparent 70%),
        linear-gradient(160deg, var(--nas-ink) 0%, #24211b 100%);
    color: var(--nas-canvas);
    padding: 1.5rem 1.75rem;
    box-shadow: var(--nas-shadow-md);
}
.nas-greet::after {
    content: "";
    position: absolute;
    inset: 0;
    pointer-events: none;
    opacity: 0.5;
    mix-blend-mode: soft-light;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)' opacity='0.35'/%3E%3C/svg%3E");
}
.nas-greet > * { position: relative; }
.nas-greet-kicker {
    font-family: var(--nas-font-mono);
    font-size: 0.62rem;
    letter-spacing: 0.22em;
    color: var(--nas-signal);
    text-transform: uppercase;
}
.nas-greet h1 {
    color: var(--nas-canvas);
    font-size: clamp(1.4rem, 3vw, 1.9rem);
    margin: 0.35rem 0 0;
}

/* KPI stat tiles */
.nas-stat {
    border: 1px solid var(--nas-border);
    border-radius: var(--nas-radius-card);
    background: var(--nas-surface);
    padding: 1rem 1.15rem;
    box-shadow: var(--nas-shadow-sm);
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
    min-height: 100%;
}
.nas-stat-label {
    font-family: var(--nas-font-mono);
    font-size: 0.6rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--nas-text-muted);
}
.nas-stat-value {
    font-family: var(--nas-font-display);
    font-weight: 700;
    font-size: 1.9rem;
    line-height: 1.05;
    color: var(--nas-text);
}
.nas-stat-value .nas-stat-unit { font-size: 0.9rem; color: var(--nas-text-muted); font-weight: 400; }
.nas-stat-foot { font-size: 0.72rem; color: var(--nas-text-secondary); }

/* quota meter */
.nas-meter { height: 6px; border-radius: 99px; background: var(--nas-raised); overflow: hidden; margin-top: 0.35rem; }
.nas-meter > span { display: block; height: 100%; border-radius: 99px; background: var(--nas-signal); }
.nas-meter.is-full > span { background: var(--nas-danger); }

/* card elevation lift on hover (dashboard tiles only) */
.nas-tile { transition: transform 0.18s cubic-bezier(0.22, 1, 0.36, 1), box-shadow 0.18s ease-out; }
.nas-tile:hover { transform: translateY(-2px); box-shadow: var(--nas-shadow-md); }

@media (prefers-reduced-motion: reduce) {
    .nas-tile:hover { transform: none; }
}

/* ------------------------------------------------------------
   Help assistant — floating dossier clerk
   ------------------------------------------------------------ */

.nas-help-toggle {
    position: fixed;
    right: 1.25rem;
    bottom: 1.25rem;
    z-index: 1050;
    width: 52px;
    height: 52px;
    border-radius: 50%;
    border: 1px solid var(--nas-signal-deep);
    background: var(--nas-ink);
    color: var(--nas-signal);
    font-size: 1.3rem;
    box-shadow: var(--nas-shadow-lg);
    transition: transform 0.15s cubic-bezier(0.22, 1, 0.36, 1);
}
.nas-help-toggle:hover { transform: translateY(-2px); }
.nas-help-toggle:focus-visible { outline: 2px solid var(--nas-signal-deep); outline-offset: 2px; }

.nas-help-panel {
    position: fixed;
    right: 1.25rem;
    bottom: 5.5rem;
    z-index: 1050;
    width: min(360px, calc(100vw - 2.5rem));
    display: flex;
    flex-direction: column;
    max-height: min(480px, 70vh);
    background: var(--nas-surface);
    border: 1px solid var(--nas-border-strong);
    border-radius: var(--nas-radius-card);
    box-shadow: var(--nas-shadow-lg);
    overflow: hidden;
}

.nas-help-header {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.7rem 1rem;
    background: var(--nas-ink);
    color: var(--nas-canvas);
}
.nas-help-kicker {
    font-family: var(--nas-font-mono);
    font-size: 0.6rem;
    letter-spacing: 0.15em;
    color: var(--nas-signal);
    border: 1px solid var(--nas-signal-deep);
    border-radius: 3px;
    padding: 0.15em 0.45em;
}
.nas-help-title { font-family: var(--nas-font-display); font-weight: 700; font-size: 0.95rem; flex: 1; }
.nas-help-close {
    background: none;
    border: 0;
    color: var(--nas-canvas);
    font-size: 1.3rem;
    line-height: 1;
    padding: 0 0.2rem;
    cursor: pointer;
}
.nas-help-close:focus-visible { outline: 2px solid var(--nas-signal); outline-offset: 2px; }

.nas-help-log {
    flex: 1;
    overflow-y: auto;
    padding: 0.9rem;
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
    background: var(--nas-canvas);
}
.nas-help-bubble {
    max-width: 88%;
    padding: 0.55rem 0.75rem;
    border-radius: var(--nas-radius);
    font-size: 0.85rem;
    line-height: 1.5;
    white-space: pre-wrap;
}
.nas-help-bot {
    align-self: flex-start;
    background: var(--nas-surface);
    border: 1px solid var(--nas-border);
    color: var(--nas-text);
}
.nas-help-user {
    align-self: flex-end;
    background: var(--nas-ink);
    color: var(--nas-canvas);
}

.nas-help-form {
    display: flex;
    gap: 0.5rem;
    padding: 0.7rem;
    border-top: 1px solid var(--nas-border);
    background: var(--nas-surface);
}
.nas-help-input {
    flex: 1;
    border: 1px solid var(--nas-border-strong);
    border-radius: var(--nas-radius);
    padding: 0.45rem 0.6rem;
    font-size: 0.85rem;
    background: var(--nas-surface);
    color: var(--nas-text);
}
.nas-help-input:focus {
    outline: none;
    border-color: var(--nas-signal-deep);
    box-shadow: 0 0 0 3px rgba(226, 164, 31, 0.25);
}
.nas-help-send {
    border: 1px solid var(--nas-ink);
    background: var(--nas-ink);
    color: var(--nas-canvas);
    border-radius: var(--nas-radius);
    font-weight: 600;
    font-size: 0.85rem;
    padding: 0.45rem 0.9rem;
}
.nas-help-send:disabled { opacity: 0.5; }
.nas-help-send:focus-visible { outline: 2px solid var(--nas-signal-deep); outline-offset: 2px; }

/* Longevity tracking — advertiser table */
.nas-track-table thead th {
    font-family: 'IBM Plex Mono', monospace;
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--nas-text-secondary);
    border-bottom: 1px solid var(--nas-border-strong);
}
.nas-track-table td { border-color: var(--nas-border); vertical-align: middle; }
.nas-track-table tbody tr:hover { background: var(--nas-raised); }

/* Score badge + sparkline + momentum chip on tracking cards */
.nas-track-score { display: inline-flex; align-items: baseline; font-family: 'Bricolage Grotesque', sans-serif; }
.nas-track-score-num { font-size: 1.35rem; font-weight: 700; color: var(--nas-signal-deep); line-height: 1; }
.nas-track-score-max { font-size: 0.75rem; color: var(--nas-text-secondary); }
.nas-spark { display: inline-block; vertical-align: middle; }
.nas-track-trend {
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.15rem 0.5rem;
    border: 1px solid var(--nas-border-strong);
    border-radius: 999px;
    white-space: nowrap;
    color: var(--nas-text-secondary);
    background: var(--nas-surface);
}

/* "Why this score" explainer */
.nas-score-why > summary {
    cursor: pointer;
    font-weight: 600;
    color: var(--nas-signal-deep);
    list-style: none;
    font-size: 0.9rem;
}
.nas-score-why > summary::-webkit-details-marker { display: none; }
.nas-score-why[open] > summary { margin-bottom: 0.25rem; }
.nas-score-why-list { list-style: none; padding-left: 0; margin: 0; }
.nas-score-why-list li {
    padding: 0.4rem 0;
    border-bottom: 1px dashed var(--nas-border);
}
.nas-score-why-list li:last-child { border-bottom: none; }

/* Printable dossier (agency white-label export) */
.nas-print-only { display: none; }
@media print {
    nav.navbar, .navbar, footer, .nas-help-fab, .nas-help-panel,
    #scanForm, .nas-greet, #recentScans, .card-footer, .btn,
    .nas-print-hide { display: none !important; }
    body { background: #fff !important; color: #000 !important; }
    .nas-print-only { display: block !important; }
    .card, .glass-effect, .nas-tile {
        box-shadow: none !important;
        border: 1px solid #ccc !important;
        background: #fff !important;
        break-inside: avoid;
    }
    a[href]::after { content: ""; } /* don't print raw URLs */
    .nas-print-brand {
        font-family: 'Bricolage Grotesque', sans-serif;
        font-size: 1.4rem; font-weight: 800;
        border-bottom: 2px solid #000; padding-bottom: 0.4rem; margin-bottom: 1rem;
    }
    .nas-print-foot {
        margin-top: 1.5rem; padding-top: 0.5rem; border-top: 1px solid #ccc;
        font-size: 0.75rem; color: #555;
    }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { animation: none !important; transition: none !important; }
}