/* ==========================================================================
   Advertise with SEAMS — media-kit landing page
   Builds on the Horizon auth theme tokens (seams-login.css must load first).
   Mobile-first; light + dark via existing custom properties.
   ========================================================================== */

/* --- Page scaffold ------------------------------------------------------ */

@media (prefers-reduced-motion: no-preference) {
    html { scroll-behavior: smooth; }
}

.advertise-hero {
    width: 100%;
    max-width: 1120px;
    margin: 0 auto;
}

.advertise-page {
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: 48px;
    padding-bottom: 64px;
}

.advertise-section-block {
    scroll-margin-top: 88px;
}

.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0 0 0 0);
    white-space: nowrap;
    border: 0;
}

/* --- Type scale --------------------------------------------------------- */

.advertise-kicker {
    margin: 0 0 10px;
    font-family: var(--font-display);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--accent);
}

.advertise-h1 {
    margin: 0 0 16px;
    font-family: var(--font-display);
    font-size: clamp(1.9rem, 5vw, 2.9rem);
    font-weight: 650;
    line-height: 1.12;
    letter-spacing: -0.015em;
    color: var(--text-primary);
    text-wrap: balance;
}

.advertise-h2 {
    margin: 0 0 12px;
    font-family: var(--font-display);
    font-size: clamp(1.3rem, 3vw, 1.6rem);
    font-weight: 600;
    line-height: 1.2;
    color: var(--text-primary);
}

.advertise-h3 {
    margin: 24px 0 12px;
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.advertise-lede {
    margin: 0;
    font-size: clamp(1rem, 2vw, 1.125rem);
    line-height: 1.65;
    color: var(--text-secondary);
    max-width: 34em;
}

.advertise-muted {
    margin: 0;
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.65;
    max-width: 44em;
}

.advertise-caption {
    margin: 14px 2px 0;
    font-size: 0.75rem;
    color: var(--text-muted);
}

.advertise-optional {
    font-weight: 400;
    color: var(--text-muted);
    font-size: 0.8em;
}

/* --- CTAs --------------------------------------------------------------- */

.advertise-cta-row {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px 22px;
    margin-top: 26px;
}

.advertise-cta {
    display: inline-flex;
    width: auto;
    min-width: 190px;
}

.advertise-link-secondary {
    font-family: var(--font-display);
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--accent);
    text-decoration: none;
    border-bottom: 1px solid transparent;
    transition: border-color var(--fast), color var(--fast);
}

.advertise-link-secondary:hover,
.advertise-link-secondary:focus-visible {
    color: var(--accent-hover);
    border-bottom-color: currentColor;
}

/* --- Hero --------------------------------------------------------------- */

.advertise-hero-block {
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
    align-items: center;
    padding-top: 8px;
}

.advertise-hero-visual {
    justify-self: center;
    width: min(100%, 420px);
}

.mp-caption {
    margin: 12px 4px 0;
    text-align: center;
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* --- Miniature sign-in page (schematic) --------------------------------- */

.mp {
    display: grid;
    grid-template-columns: 1fr 1.15fr 1.15fr 1fr;
    grid-template-rows: 1.7fr 1fr auto;
    grid-template-areas:
        "left lg   lg   right"
        "left rect rect right"
        "bot  bot  bot  bot";
    gap: 8px;
    padding: 14px;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-card);
    aspect-ratio: 5 / 4;
}

.mp-rect { grid-area: rect; }
.mp-login { grid-area: lg; }

/* Split regions: two half slots sharing one schematic area */
.mp-region {
    display: flex;
    gap: 6px;
    min-width: 0;
    min-height: 0;
}

.mp-region--left { grid-area: left; flex-direction: column; }
.mp-region--right { grid-area: right; flex-direction: column; }
.mp-region--bot { grid-area: bot; flex-direction: row; min-height: 48px; }

.mp-region .mp-zone {
    flex: 1 1 0;
    min-width: 0;
    min-height: 0;
}

.mp-zone {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2px;
    padding: 6px;
    border: 1.5px dashed color-mix(in srgb, var(--accent) 38%, transparent);
    border-radius: var(--radius-sm);
    background: var(--accent-soft);
    color: var(--accent);
    font-family: var(--font-display);
    min-width: 0;
    min-height: 0;
}

.mp-zone span {
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.06em;
}

.mp-zone small {
    font-size: 0.62rem;
    font-weight: 500;
    color: var(--text-secondary);
    text-align: center;
    line-height: 1.2;
}

.mp-zone--premium {
    border-color: color-mix(in srgb, var(--gold) 55%, transparent);
    background: var(--gold-soft);
    color: var(--gold);
}

/* Mock login card at the centre */
.mp-login {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 7px;
    padding: 12px;
    background: var(--bg-input);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-input);
}

.mp-logo {
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-bright) 100%);
    margin-bottom: 2px;
}

.mp-line {
    display: block;
    width: 78%;
    height: 7px;
    border-radius: 4px;
    background: var(--border-input);
    opacity: 0.7;
}

.mp-line--title {
    width: 55%;
    height: 8px;
    background: var(--text-muted);
    opacity: 0.55;
}

.mp-btn {
    display: block;
    width: 78%;
    height: 12px;
    border-radius: 6px;
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-hover) 100%);
    margin-top: 2px;
}

/* Interactive variant: zones are buttons */
.mp--interactive .mp-zone {
    cursor: pointer;
    font: inherit;
    font-family: var(--font-display);
    transition: background var(--fast), border-color var(--fast), transform var(--fast), box-shadow var(--fast);
}

.mp--interactive .mp-zone:hover {
    background: var(--accent-glow);
    border-style: solid;
}

.mp--interactive .mp-zone--premium:hover {
    background: color-mix(in srgb, var(--gold) 16%, transparent);
}

.mp--interactive .mp-zone:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

.mp--interactive .mp-zone.is-selected {
    border-style: solid;
    border-width: 2px;
    border-color: var(--accent);
    background: var(--accent-glow);
    box-shadow: inset 0 0 0 1px var(--accent-soft);
}

.mp--interactive .mp-zone--premium.is-selected {
    border-color: var(--gold);
    background: color-mix(in srgb, var(--gold) 18%, transparent);
}

.mp--interactive .mp-zone.is-selected span::after {
    content: " ✓";
}

/* --- Stats band --------------------------------------------------------- */

.advertise-band {
    padding: 28px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
}

.advertise-stat-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 14px;
}

.advertise-stat-card {
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding: 22px 20px;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-input);
}

.advertise-stat-number {
    font-family: var(--font-display);
    font-size: clamp(1.7rem, 4vw, 2.15rem);
    font-weight: 700;
    line-height: 1.05;
    color: var(--accent);
    font-variant-numeric: tabular-nums;
    letter-spacing: -0.01em;
}

.advertise-stat-label {
    font-family: var(--font-display);
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-primary);
}

.advertise-stat-sub {
    font-size: 0.8125rem;
    color: var(--text-muted);
    line-height: 1.4;
}

/* --- Generic content section -------------------------------------------- */

.advertise-section {
    padding: 36px 32px;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-card);
}

.advertise-section--tint {
    background: var(--bg-secondary);
    box-shadow: none;
}

.advertise-section-head {
    margin-bottom: 24px;
}

/* --- Audience bars ------------------------------------------------------ */

.advertise-breakdown {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-top: 16px;
}

.advertise-bar-row {
    display: grid;
    grid-template-columns: 1fr 72px;
    align-items: center;
    gap: 6px 12px;
}

.advertise-bar-label {
    grid-column: 1 / -1;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.advertise-bar-track {
    display: block;
    height: 10px;
    border-radius: 999px;
    background: var(--accent-soft);
    border: 1px solid var(--border-subtle);
    overflow: hidden;
}

.advertise-bar-fill {
    display: block;
    height: 100%;
    border-radius: 999px;
    background: var(--accent);
}

.advertise-bar-fill--alt { opacity: 0.65; }

.advertise-bar-value {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-primary);
    text-align: right;
    font-variant-numeric: tabular-nums;
}

.advertise-fact-list {
    margin: 22px 0 0;
    padding: 0;
    list-style: none;
    display: grid;
    grid-template-columns: 1fr;
    gap: 10px;
}

.advertise-fact-list li {
    padding: 12px 14px;
    border-radius: var(--radius-md);
    background: var(--accent-soft);
    border: 1px solid var(--border-subtle);
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

.advertise-fact-list strong {
    color: var(--text-primary);
    font-variant-numeric: tabular-nums;
}

/* --- Placements --------------------------------------------------------- */

.advertise-legend {
    display: flex;
    flex-wrap: wrap;
    gap: 8px 20px;
    margin-top: 14px;
}

.advertise-legend-item {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    font-size: 0.8125rem;
    color: var(--text-secondary);
}

.advertise-legend-swatch {
    width: 14px;
    height: 14px;
    border-radius: 4px;
    background: var(--accent-soft);
    border: 1.5px dashed color-mix(in srgb, var(--accent) 38%, transparent);
}

.advertise-legend-swatch--premium {
    background: var(--gold-soft);
    border-color: color-mix(in srgb, var(--gold) 55%, transparent);
}

.advertise-placements {
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
    align-items: start;
}

.advertise-slot-detail {
    padding: 20px;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    min-height: 120px;
}

.advertise-slot-detail-empty {
    margin: 0;
    font-size: 0.875rem;
    color: var(--text-muted);
}

.advertise-slot-detail-badge {
    display: inline-block;
    padding: 2px 9px;
    border-radius: 999px;
    font-family: var(--font-display);
    font-size: 0.6875rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    color: var(--accent);
    background: var(--accent-soft);
    border: 1px solid var(--border-subtle);
}

.advertise-slot-detail-body .advertise-h3 { margin: 10px 0 12px; }

.advertise-slot-detail dl {
    margin: 0 0 16px;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.advertise-slot-detail dl div {
    display: grid;
    grid-template-columns: 76px 1fr;
    gap: 10px;
    font-size: 0.875rem;
}

.advertise-slot-detail dt { color: var(--text-muted); }
.advertise-slot-detail dd { margin: 0; color: var(--text-primary); }

.advertise-slot-toggle {
    width: auto;
    padding: 9px 18px;
    font-size: 0.875rem;
}

/* Slots table */
.advertise-table-wrap {
    margin-top: 24px;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    background: var(--bg-card);
}

.advertise-slot-table {
    width: 100%;
    min-width: 640px;
    border-collapse: collapse;
    font-size: 0.875rem;
}

.advertise-slot-table th,
.advertise-slot-table td {
    padding: 11px 14px;
    text-align: left;
    border-bottom: 1px solid var(--border-subtle);
    color: var(--text-secondary);
}

.advertise-slot-table thead th {
    font-family: var(--font-display);
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.09em;
    text-transform: uppercase;
    color: var(--text-muted);
    background: var(--bg-secondary);
}

.advertise-slot-table tbody th {
    font-family: var(--font-display);
    font-weight: 700;
    color: var(--accent);
    white-space: nowrap;
}

.advertise-slot-table tbody tr:last-child th,
.advertise-slot-table tbody tr:last-child td {
    border-bottom: none;
}

.advertise-slot-table tbody tr.is-premium th {
    color: var(--gold);
}

.advertise-premium-flag {
    display: inline-block;
    margin-left: 6px;
    padding: 1px 8px;
    border-radius: 999px;
    font-family: var(--font-display);
    font-size: 0.6563rem;
    font-weight: 700;
    letter-spacing: 0.07em;
    text-transform: uppercase;
    color: var(--gold);
    background: var(--gold-soft);
}

/* --- Rates & booking ---------------------------------------------------- */

.advertise-rates-wrap {
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    background: var(--bg-card);
    overflow: hidden;
}

.advertise-rates-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
}

.advertise-rates-table thead th {
    padding: 12px 16px;
    text-align: left;
    font-family: var(--font-display);
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.09em;
    text-transform: uppercase;
    color: var(--text-muted);
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-subtle);
    vertical-align: top;
}

.advertise-th-sub {
    display: block;
    margin-top: 2px;
    font-size: 0.6563rem;
    font-weight: 500;
    letter-spacing: 0.03em;
    text-transform: none;
    color: var(--text-muted);
}

.advertise-rates-table tbody th,
.advertise-rates-table tbody td {
    padding: 13px 16px;
    text-align: left;
    border-bottom: 1px solid var(--border-subtle);
    vertical-align: top;
}

.advertise-rates-table tbody tr:last-child th,
.advertise-rates-table tbody tr:last-child td {
    border-bottom: none;
}

.advertise-rate-slot {
    display: block;
    font-family: var(--font-display);
    font-weight: 600;
    color: var(--text-primary);
}

.advertise-rates-table tbody tr.is-premium .advertise-rate-slot {
    color: var(--gold);
}

.advertise-rate-pos {
    display: block;
    margin-top: 2px;
    font-size: 0.8125rem;
    font-weight: 400;
    color: var(--text-muted);
}

.advertise-rates-table tbody td strong {
    font-family: var(--font-display);
    font-weight: 700;
    color: var(--accent);
    font-variant-numeric: tabular-nums;
    white-space: nowrap;
}

.advertise-terms {
    margin: 20px 0 0;
    padding: 0 0 0 1.25rem;
    display: flex;
    flex-direction: column;
    gap: 7px;
    font-size: 0.875rem;
    line-height: 1.55;
    color: var(--text-secondary);
    max-width: 52em;
}

/* Stacked cards on narrow screens — no horizontal scrolling */
@media (max-width: 559px) {
    .advertise-rates-wrap {
        border: none;
        background: transparent;
        overflow: visible;
    }

    .advertise-rates-table,
    .advertise-rates-table tbody,
    .advertise-rates-table tbody tr,
    .advertise-rates-table tbody th,
    .advertise-rates-table tbody td {
        display: block;
        width: 100%;
    }

    .advertise-rates-table thead {
        display: none;
    }

    .advertise-rates-table tbody tr {
        margin-bottom: 10px;
        border: 1px solid var(--border-subtle);
        border-radius: var(--radius-md);
        background: var(--bg-card);
        overflow: hidden;
    }

    .advertise-rates-table tbody th {
        background: var(--bg-secondary);
        border-bottom: 1px solid var(--border-subtle);
    }

    .advertise-rates-table tbody td {
        display: flex;
        justify-content: space-between;
        align-items: baseline;
        gap: 12px;
        border-bottom: 1px solid var(--border-subtle);
        padding: 10px 16px;
    }

    .advertise-rates-table tbody td:last-child {
        border-bottom: none;
    }

    .advertise-rates-table tbody td::before {
        content: attr(data-label);
        font-size: 0.8125rem;
        color: var(--text-muted);
    }
}

/* --- Enquiry form ------------------------------------------------------- */

.advertise-form {
    max-width: 760px;
}

.advertise-form-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 0 20px;
}

.advertise-form .auth-form-group {
    margin-bottom: 18px;
}

.advertise-form label {
    display: block;
    margin-bottom: 6px;
    font-family: var(--font-display);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-primary);
}

.advertise-form input[type="text"],
.advertise-form input[type="email"],
.advertise-form input[type="tel"],
.advertise-form input[type="date"],
.advertise-form select,
.advertise-form textarea {
    width: 100%;
    padding: 11px 14px;
    font-family: var(--font-body);
    font-size: 0.95rem;
    color: var(--text-primary);
    background: var(--bg-input);
    border: 1px solid var(--border-input);
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-input);
    transition: border-color var(--fast), box-shadow var(--fast), background var(--fast);
}

.advertise-form input:hover,
.advertise-form select:hover,
.advertise-form textarea:hover {
    border-color: var(--border-input-hover);
}

.advertise-form input:focus,
.advertise-form select:focus,
.advertise-form textarea:focus {
    outline: none;
    border-color: var(--accent);
    background: var(--input-focus-bg);
    box-shadow: 0 0 0 3px var(--accent-soft), var(--shadow-input);
}

.advertise-form textarea {
    resize: vertical;
    min-height: 110px;
}

.advertise-form .has-error input,
.advertise-form .has-error select,
.advertise-form .has-error textarea {
    border-color: var(--error);
}

.advertise-form .auth-field-error {
    display: block;
    margin-top: 5px;
    font-size: 0.8125rem;
    color: var(--error);
}

.advertise-file {
    padding: 9px 12px;
}

.advertise-file::file-selector-button {
    margin-right: 12px;
    padding: 6px 14px;
    font-family: var(--font-display);
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--accent);
    background: var(--accent-soft);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-sm);
    cursor: pointer;
}

.advertise-fieldset {
    margin: 4px 0 18px;
    padding: 18px 16px 8px;
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
}

.advertise-fieldset legend {
    padding: 0 6px;
    font-family: var(--font-display);
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-primary);
}

.advertise-slot-checks {
    display: grid;
    grid-template-columns: 1fr;
    gap: 8px;
    margin-bottom: 10px;
}

.advertise-slot-check {
    display: flex;
    align-items: flex-start;
    flex-wrap: wrap;
    gap: 4px 10px;
    padding: 10px 12px;
    border: 1px solid var(--border-input);
    border-radius: var(--radius-sm);
    background: var(--bg-input);
    cursor: pointer;
    transition: border-color var(--fast), background var(--fast);
}

.advertise-slot-check:hover { border-color: var(--border-input-hover); }

.advertise-slot-check:has(input:checked) {
    border-color: var(--accent);
    background: var(--accent-soft);
}

.advertise-slot-check.is-premium:has(input:checked) {
    border-color: var(--gold);
    background: var(--gold-soft);
}

.advertise-slot-check:has(input:focus-visible) {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

.advertise-slot-check input {
    margin: 3px 0 0;
    flex-shrink: 0;
    accent-color: var(--accent);
}

.advertise-slot-check-name {
    font-family: var(--font-display);
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-primary);
}

.advertise-slot-check-size {
    font-size: 0.8125rem;
    color: var(--text-muted);
}

.advertise-consent-check span {
    font-size: 0.8125rem;
    line-height: 1.55;
    color: var(--text-secondary);
    font-family: var(--font-body);
    font-weight: 400;
}

/* Honeypot: visually removed, still in the DOM for bots */
.advertise-hp {
    position: absolute;
    left: -9999px;
    top: auto;
    width: 1px;
    height: 1px;
    overflow: hidden;
}

/* Success state */
.advertise-success {
    display: flex;
    gap: 16px;
    align-items: flex-start;
    padding: 24px;
    border-radius: var(--radius-md);
    background: var(--success-bg);
    border: 1px solid color-mix(in srgb, var(--success) 30%, transparent);
    color: var(--success);
}

.advertise-success .advertise-h3 { margin: 0 0 6px; color: var(--text-primary); }
.advertise-success p { margin: 0 0 10px; color: var(--text-secondary); font-size: 0.95rem; line-height: 1.6; }
.advertise-success svg { flex-shrink: 0; margin-top: 2px; }

/* --- Sticky enquire shortcut -------------------------------------------- */

.advertise-sticky-cta {
    position: fixed;
    right: 20px;
    bottom: 20px;
    z-index: 40;
    padding: 12px 22px;
    font-family: var(--font-display);
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-on-accent);
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-hover) 100%);
    border-radius: 999px;
    box-shadow: var(--shadow-btn);
    text-decoration: none;
    opacity: 0;
    transform: translateY(8px);
    pointer-events: none;
    transition: opacity var(--normal), transform var(--normal), box-shadow var(--fast);
}

.advertise-sticky-cta.is-visible {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
}

.advertise-sticky-cta:hover,
.advertise-sticky-cta:focus-visible {
    box-shadow: var(--shadow-btn-hover);
}

.advertise-sticky-cta:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 3px;
}

/* --- Scroll-in reveals (motion-safe only) ------------------------------- */

@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(14px);
        transition: opacity 0.55s ease, transform 0.55s ease;
    }

    .reveal.is-in {
        opacity: 1;
        transform: none;
    }

    .mp--hero .mp-zone {
        animation: mpPulse 5s ease-in-out infinite;
    }

    .mp--hero .mp-region--left .mp-zone { animation-delay: 0.6s; }
    .mp--hero .mp-region--right .mp-zone { animation-delay: 1.2s; }
    .mp--hero .mp-rect { animation-delay: 1.8s; }
    .mp--hero .mp-region--bot .mp-zone { animation-delay: 3s; }

    @keyframes mpPulse {
        0%, 86%, 100% { background-color: var(--accent-soft); }
        92% { background-color: var(--accent-glow); }
    }

    .mp--hero .mp-zone--premium {
        animation-name: mpPulseGold;
    }

    @keyframes mpPulseGold {
        0%, 86%, 100% { background-color: var(--gold-soft); }
        92% { background-color: color-mix(in srgb, var(--gold) 18%, transparent); }
    }
}

@media (prefers-reduced-motion: reduce) {
    .reveal { opacity: 1; transform: none; }
}

/* --- Responsive --------------------------------------------------------- */

/* ≥560px: stats 2-up, facts 2-up, bars inline */
@media (min-width: 560px) {
    .advertise-stat-grid { grid-template-columns: repeat(2, 1fr); }
    .advertise-fact-list { grid-template-columns: repeat(2, 1fr); }
    .advertise-slot-checks { grid-template-columns: repeat(2, 1fr); }

    .advertise-bar-row {
        grid-template-columns: minmax(130px, 210px) 1fr 76px;
    }

    .advertise-bar-label { grid-column: auto; }
}

/* ≥720px: form goes 2-col */
@media (min-width: 720px) {
    .advertise-page { gap: 64px; }
    .advertise-form-grid { grid-template-columns: 1fr 1fr; }
    .advertise-slot-checks { grid-template-columns: repeat(3, 1fr); }
    .advertise-section { padding: 44px 48px; }
}

/* ≥960px: hero 2-col, placements schematic + detail side-by-side */
@media (min-width: 960px) {
    .advertise-page { gap: 80px; }

    .advertise-hero-block {
        grid-template-columns: 1.15fr 0.85fr;
        gap: 48px;
        min-height: calc(100vh - 260px);
        align-content: center;
    }

    .advertise-hero-visual { justify-self: end; width: 100%; max-width: 440px; }

    .advertise-placements {
        grid-template-columns: 1.4fr 1fr;
        gap: 28px;
    }

    .advertise-slot-detail {
        position: sticky;
        top: 96px;
    }

    .advertise-stat-grid { grid-template-columns: repeat(4, 1fr); }
    .advertise-band { padding: 32px; }
}

/* ≥1280px: a little more air */
@media (min-width: 1280px) {
    .advertise-section { padding: 52px 56px; }
}

/* Small phones (~360px): tighten paddings so nothing overflows */
@media (max-width: 400px) {
    .advertise-section { padding: 26px 18px; }
    .advertise-band { padding: 18px; }
    .mp { gap: 5px; padding: 9px; }
    .mp-zone small { display: none; }
    .advertise-cta { min-width: 100%; justify-content: center; }
    .advertise-sticky-cta { right: 12px; bottom: 12px; }
}