/*
 * Echo Distribution — единая система спокойных интерфейсных поверхностей.
 * Подключается последним: семантические токены здесь временно алиасят
 * исторические переменные, чтобы страницы постепенно использовали один
 * источник визуальных решений без изменения разметки и логики.
 */

:root {
    /* Semantic colour system — dark theme by default. */
    --bg-primary: #0e0f12;
    --bg-secondary: #121318;
    --surface-primary: #17181d;
    --surface-secondary: #1c1d23;
    --surface-elevated: #22232a;
    --border-subtle: rgba(255, 255, 255, 0.085);
    --border-strong: rgba(255, 255, 255, 0.15);
    --text-primary: #f5f5f7;
    --text-secondary: #b6b6c0;
    --text-muted: #85858f;

    --accent: #d10060;
    --accent-hover: #e00067;
    --accent-subtle: rgba(209, 0, 96, 0.08);
    --accent-border: rgba(209, 0, 96, 0.28);
    --accent-focus: rgba(209, 0, 96, 0.18);
    /* Public and legacy components resolve through the same primary accent. */
    --accent-primary: var(--accent);
    --accent-glow: rgba(209, 0, 96, 0.22);

    --success: #34d399;
    --success-subtle: rgba(52, 211, 153, 0.10);
    --warning: #fbbf24;
    --warning-subtle: rgba(251, 191, 36, 0.10);
    --danger: #fb7185;
    --danger-subtle: rgba(251, 113, 133, 0.10);
    --info: #60a5fa;
    --info-subtle: rgba(96, 165, 250, 0.10);

    --tone-blue: #60a5fa;
    --tone-green: #34d399;
    --tone-purple: #a78bfa;
    --tone-amber: #fbbf24;
    --tone-red: #fb7185;
    --tone-gray: #9ca3af;
    --tone-pink: var(--accent);

    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.18);
    --shadow-card: 0 6px 18px rgba(0, 0, 0, 0.20);
    --shadow-card-hover: 0 8px 24px rgba(0, 0, 0, 0.24);
    --shadow-floating: 0 18px 44px rgba(0, 0, 0, 0.36);
    --shadow-accent: 0 5px 14px rgba(209, 0, 96, 0.22);

    --radius-control: 10px;
    --radius-card: 16px;
    --radius-container: 18px;
    --radius-modal: 20px;
    --button-radius: var(--radius-control);
    --button-height-sm: 40px;
    --button-height-md: 44px;
    --button-height-lg: 48px;
    --button-font-weight: 650;
    /* Legacy radius names stay mapped to the same compact scale. */
    --radius-sm: 8px;
    --radius-md: var(--radius-control);
    --radius-lg: var(--radius-card);
    --radius-xl: var(--radius-modal);
    --space-1: 4px;
    --space-2: 8px;
    --space-3: 12px;
    --space-4: 16px;
    --space-5: 20px;
    --space-6: 24px;
    --space-8: 32px;

    /* Compatibility aliases for existing templates and component styles. */
    --color-bg: var(--bg-primary);
    --color-card: var(--surface-primary);
    --color-card-hover: var(--surface-secondary);
    --color-border: var(--border-subtle);
    --color-border-hover: var(--border-strong);
    --color-text: var(--text-primary);
    --color-text-muted: var(--text-secondary);
    --color-text-dim: var(--text-muted);
    --color-accent: var(--accent);
    --color-accent-hover: var(--accent-hover);
    --color-accent-glow: var(--accent-focus);
    --color-purple: var(--tone-purple);
    --color-purple-glow: transparent;
    --color-pink: var(--accent);
    --color-pink-light: var(--accent-subtle);
    --color-success: var(--success);
    --color-warning: var(--warning);
    --color-error: var(--danger);

    --primary: var(--accent);
    --primary-dark: var(--accent-hover);
    --primary-light: var(--accent-subtle);
    --secondary: var(--accent);
    --bg-tertiary: var(--surface-secondary);
    --bg-elevated: var(--surface-elevated);
    --text-tertiary: var(--text-muted);
    --border-medium: var(--border-strong);
    --border-strong-legacy: var(--border-strong);
    --shadow-md: var(--shadow-card);
    --shadow-lg: var(--shadow-card-hover);
    --shadow-xl: var(--shadow-floating);
}

html.theme-light {
    --bg-primary: #f5f5f7;
    --bg-secondary: #fafafd;
    --surface-primary: #ffffff;
    --surface-secondary: #f7f7fa;
    --surface-elevated: #ffffff;
    --border-subtle: rgba(22, 23, 30, 0.10);
    --border-strong: rgba(22, 23, 30, 0.16);
    --text-primary: #202126;
    --text-secondary: #5e606b;
    --text-muted: #7d7f8a;

    --accent-subtle: rgba(209, 0, 96, 0.065);
    --accent-border: rgba(209, 0, 96, 0.24);
    --accent-focus: rgba(209, 0, 96, 0.14);
    --success-subtle: rgba(5, 150, 105, 0.09);
    --warning-subtle: rgba(217, 119, 6, 0.10);
    --danger-subtle: rgba(225, 29, 72, 0.08);
    --info-subtle: rgba(37, 99, 235, 0.08);

    --tone-blue: #2563eb;
    --tone-green: #059669;
    --tone-purple: #7c3aed;
    --tone-amber: #b45309;
    --tone-red: #e11d48;
    --tone-gray: #6b7280;

    --shadow-sm: 0 1px 2px rgba(21, 22, 28, 0.04);
    --shadow-card: 0 5px 16px rgba(21, 22, 28, 0.06);
    --shadow-card-hover: 0 8px 24px rgba(21, 22, 28, 0.09);
    --shadow-floating: 0 18px 44px rgba(21, 22, 28, 0.16);
    --shadow-accent: 0 5px 14px rgba(209, 0, 96, 0.16);

    --color-bg: var(--bg-primary);
    --color-card: var(--surface-primary);
    --color-card-hover: var(--surface-secondary);
    --color-border: var(--border-subtle);
    --color-border-hover: var(--border-strong);
    --color-text: var(--text-primary);
    --color-text-muted: var(--text-secondary);
    --color-text-dim: var(--text-muted);
}

/* Base layout — neutral surfaces carry the interface; accent remains an action. */
body,
.admin-layout {
    background: var(--bg-primary);
    color: var(--text-primary);
}

.sidebar {
    background: var(--bg-secondary);
    border-color: var(--border-subtle);
}

.topbar {
    background: color-mix(in srgb, var(--surface-primary) 92%, transparent);
    border-color: var(--border-subtle);
}

/* Page headers describe the content instead of competing with it as a hero card. */
.page-header {
    padding: 0;
    margin-bottom: var(--section-gap);
    overflow: visible;
    background: transparent;
    border: 0;
    border-radius: 0;
    box-shadow: none;
}

.page-title,
.page-header .page-title {
    margin-bottom: var(--space-2);
    color: var(--text-primary);
    background: none;
    -webkit-text-fill-color: currentColor;
    -webkit-background-clip: border-box;
    background-clip: border-box;
    font-size: var(--font-size-page-title, 30px);
    font-weight: var(--font-weight-page-title, 700);
    line-height: var(--line-height-page-title, 1.2);
    letter-spacing: -0.01em;
}

.page-header :is(.page-subtitle, p, .text-zinc-400) {
    max-width: 58rem;
    color: var(--text-secondary) !important;
    font-size: 15px;
    line-height: 1.45;
}

/* Shared cards, tables and panels. */
.card,
.card-glass,
.glass-card,
.stat-card,
.table-container,
.filter-bar,
.modal,
.modal-content,
.dropdown-menu,
#notificationsPanel.notifications-panel {
    background: var(--surface-primary);
    border-color: var(--border-subtle);
    box-shadow: var(--shadow-card);
}

.card,
.card-glass,
.glass-card,
.stat-card,
.table-container,
.filter-bar {
    border-radius: var(--radius-card);
}

.modal,
.modal-content {
    border-radius: var(--radius-modal);
    box-shadow: var(--shadow-floating);
}

.card::after,
.stat-card::after {
    display: none;
}

.card:hover,
.stat-card:hover {
    transform: none;
    background: var(--surface-primary);
    border-color: var(--border-strong);
    box-shadow: var(--shadow-card-hover);
}

.card.card-static:hover {
    border-color: var(--border-subtle);
    box-shadow: var(--shadow-card);
}

.table-container,
.filter-bar { background: var(--surface-primary); }

/*
 * Compatibility bridge for older templates that still declare a panel through
 * Tailwind's raw translucent-white utilities.  It gives that repeated pattern
 * a semantic surface in both themes while templates are gradually moved to
 * .surface-subtle.  Interactive states remain opt-in in their own markup.
 */
.surface-card {
    background: var(--surface-primary) !important;
    border-color: var(--border-subtle) !important;
    box-shadow: var(--shadow-card);
}

.surface-subtle,
[class~="bg-white/[0.02]"][class~="border-white/[0.06]"] {
    background: var(--surface-secondary) !important;
    border-color: var(--border-subtle) !important;
    box-shadow: none;
}

html.theme-light [class~="bg-white/[0.02]"][class~="border-white/[0.06]"] {
    background: var(--surface-secondary) !important;
    border-color: var(--border-subtle) !important;
}

.table thead {
    background: var(--surface-secondary);
    border-bottom: 1px solid var(--border-subtle);
}

.table tbody tr:hover {
    background: var(--surface-secondary);
    transform: none;
}

/* Local information containers use the same neutral hierarchy as cards. */
.finance-balance-card,
.dashboard-subscription-card,
.faq-contact-card,
.upload-section,
.track-card,
.pricing-card,
.subscribe-card,
.payment-card,
.result-card,
.access-denied-card {
    background: var(--surface-primary) !important;
    border-color: var(--border-subtle) !important;
    border-radius: var(--radius-card) !important;
    box-shadow: var(--shadow-card) !important;
    backdrop-filter: none !important;
    -webkit-backdrop-filter: none !important;
}

.dashboard-subscription-card,
.faq-contact-card {
    border-radius: var(--radius-card);
}

/* Commerce flows use the same calm hierarchy: neutral information, one CTA. */
.pricing-toggle,
.subscribe-features,
.sub-details {
    background: var(--surface-secondary) !important;
    border-color: var(--border-subtle) !important;
}

.pricing-toggle {
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-control);
}

.pricing-toggle-btn.active,
.pricing-btn-primary,
.subscribe-btn,
.pay-button {
    background: var(--accent) !important;
    color: #fff !important;
    box-shadow: var(--shadow-accent) !important;
}

.pricing-toggle-btn:not(.active):hover,
.pricing-btn-secondary:hover {
    background: var(--surface-elevated) !important;
    color: var(--text-primary);
}

.pricing-card:hover {
    transform: none !important;
    box-shadow: var(--shadow-card-hover) !important;
}

.pricing-btn-primary:hover,
.subscribe-btn:hover,
.pay-button:hover {
    transform: translateY(-1px) !important;
    box-shadow: var(--shadow-card-hover) !important;
}

.pricing-card.featured {
    border-color: var(--accent-border) !important;
    box-shadow: var(--shadow-card) !important;
}

.pricing-card.featured::before { background: var(--accent) !important; }

.pricing-btn-secondary {
    background: var(--surface-secondary) !important;
    border-color: var(--border-subtle) !important;
    color: var(--text-secondary) !important;
}

.pricing-price,
.price-highlight {
    background: none !important;
    background-clip: border-box !important;
    color: var(--accent) !important;
    -webkit-text-fill-color: currentColor !important;
}

.active-sub-banner {
    background: var(--surface-primary) !important;
    border-color: var(--border-subtle) !important;
    border-radius: var(--radius-card) !important;
    box-shadow: var(--shadow-card) !important;
}

.sub-promo {
    background: var(--accent-subtle) !important;
    border-color: var(--accent-border) !important;
    border-radius: var(--radius-card) !important;
}

/* One compact, local colour cue is enough for statistics. */
.stat-card {
    min-height: 0;
    padding: var(--card-padding, 24px);
}

.stat-icon,
.icon-tile {
    background: var(--accent-subtle) !important;
    border: 1px solid var(--accent-border);
    box-shadow: none !important;
}

.stat-icon :is(i, svg, .app-icon),
.icon-tile :is(i, svg, .app-icon) {
    color: var(--accent) !important;
}

.stat-icon.tone-blue,
.icon-tile.tone-blue { background: color-mix(in srgb, var(--tone-blue) 12%, var(--surface-primary)) !important; border-color: color-mix(in srgb, var(--tone-blue) 24%, var(--border-subtle)); }
.stat-icon.tone-blue :is(i, svg, .app-icon),
.icon-tile.tone-blue :is(i, svg, .app-icon) { color: var(--tone-blue) !important; }

.stat-icon.tone-green,
.icon-tile.tone-green { background: color-mix(in srgb, var(--tone-green) 12%, var(--surface-primary)) !important; border-color: color-mix(in srgb, var(--tone-green) 24%, var(--border-subtle)); }
.stat-icon.tone-green :is(i, svg, .app-icon),
.icon-tile.tone-green :is(i, svg, .app-icon) { color: var(--tone-green) !important; }

.stat-icon.tone-purple,
.icon-tile.tone-purple { background: color-mix(in srgb, var(--tone-purple) 12%, var(--surface-primary)) !important; border-color: color-mix(in srgb, var(--tone-purple) 24%, var(--border-subtle)); }
.stat-icon.tone-purple :is(i, svg, .app-icon),
.icon-tile.tone-purple :is(i, svg, .app-icon) { color: var(--tone-purple) !important; }

.stat-icon.tone-amber,
.icon-tile.tone-amber { background: color-mix(in srgb, var(--tone-amber) 12%, var(--surface-primary)) !important; border-color: color-mix(in srgb, var(--tone-amber) 24%, var(--border-subtle)); }
.stat-icon.tone-amber :is(i, svg, .app-icon),
.icon-tile.tone-amber :is(i, svg, .app-icon) { color: var(--tone-amber) !important; }

.stat-icon.tone-red,
.icon-tile.tone-red { background: color-mix(in srgb, var(--tone-red) 12%, var(--surface-primary)) !important; border-color: color-mix(in srgb, var(--tone-red) 24%, var(--border-subtle)); }
.stat-icon.tone-red :is(i, svg, .app-icon),
.icon-tile.tone-red :is(i, svg, .app-icon) { color: var(--tone-red) !important; }

.stat-icon.tone-gray,
.icon-tile.tone-gray { background: var(--surface-secondary) !important; border-color: var(--border-subtle); }
.stat-icon.tone-gray :is(i, svg, .app-icon),
.icon-tile.tone-gray :is(i, svg, .app-icon) { color: var(--text-secondary) !important; }

.stat-icon.tone-pink,
.icon-tile.tone-pink { background: var(--accent-subtle) !important; border-color: var(--accent-border); }

.stat-value,
.metric-value {
    font-weight: 700 !important;
    line-height: 1.1 !important;
    letter-spacing: -0.018em;
}

/* Keep the key figure prominent without letting a metric dominate its card. */
.metric-value {
    font-size: clamp(1.75rem, 2.2vw, 2.125rem) !important;
    margin: var(--space-3) 0 !important;
}

.stat-label,
.metric-label {
    color: var(--text-muted) !important;
    font-size: 13px !important;
    font-weight: 500 !important;
    letter-spacing: 0.035em;
}

/* Actions retain the brand accent without turning every control into a glow. */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    box-sizing: border-box;
    height: var(--button-height-md);
    min-height: var(--button-height-md);
    padding: 0 16px;
    border-radius: var(--radius-control);
    font-size: 14px;
    font-weight: var(--button-font-weight);
    line-height: 1;
    transition: background-color 160ms ease, border-color 160ms ease, color 160ms ease, box-shadow 160ms ease, transform 160ms ease;
}

.btn::before { display: none; }

.btn-sm { height: var(--button-height-sm); min-height: var(--button-height-sm); padding-inline: 12px; font-size: 13px; }
.btn-lg { height: var(--button-height-lg); min-height: var(--button-height-lg); padding-inline: 20px; font-size: 15px; }
.btn-icon { width: var(--button-height-md); min-width: var(--button-height-md); height: var(--button-height-md); padding: 0; }
.btn-icon.btn-sm { width: var(--button-height-sm); min-width: var(--button-height-sm); height: var(--button-height-sm); }
.btn-icon.btn-lg { width: var(--button-height-lg); min-width: var(--button-height-lg); height: var(--button-height-lg); }

.btn-primary,
.btn-accent {
    background: var(--accent);
    color: #fff;
    box-shadow: var(--shadow-accent);
}

.btn-primary:hover,
.btn-accent:hover {
    background: var(--accent-hover);
    box-shadow: 0 7px 18px rgba(209, 0, 96, 0.26);
    transform: translateY(-1px);
}

.btn-secondary,
.btn-ghost {
    background: var(--surface-secondary);
    border-color: var(--border-subtle);
    color: var(--text-secondary);
    box-shadow: none;
}

.btn-secondary:hover,
.btn-ghost:hover {
    background: var(--surface-elevated);
    border-color: var(--border-strong);
    color: var(--text-primary);
}

.btn:focus-visible,
.release-card__view-action:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

/* Inputs, selects and custom popovers use the same quiet surfaces. */
.form-input,
.form-select,
.form-textarea,
.release-dropdown__trigger,
.release-datepicker__trigger {
    background: var(--surface-secondary);
    border-color: var(--border-subtle);
    border-radius: var(--radius-control);
    color: var(--text-primary);
    box-shadow: none;
}

html.theme-light :is(.form-input, .form-select, .form-textarea, .release-dropdown__trigger, .release-datepicker__trigger) {
    background: var(--surface-secondary);
    border-color: var(--border-subtle);
    color: var(--text-primary);
}

html.theme-light :is(.form-input, .form-select, .form-textarea, .release-dropdown__trigger, .release-datepicker__trigger):hover {
    background: var(--surface-elevated);
    border-color: var(--border-strong);
}

:is(.form-input, .form-select, .form-textarea, .release-dropdown__trigger, .release-datepicker__trigger):hover {
    background: var(--surface-elevated);
    border-color: var(--border-strong);
}

:is(.form-input, .form-select, .form-textarea, .release-dropdown__trigger, .release-datepicker__trigger):focus,
.release-dropdown.is-open .release-dropdown__trigger,
.release-datepicker.is-open .release-datepicker__trigger {
    background: var(--surface-primary);
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-focus);
}

html.theme-light .release-dropdown.is-open .release-dropdown__trigger,
html.theme-light .release-datepicker.is-open .release-datepicker__trigger {
    background: var(--surface-primary);
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-focus);
}

/* Native file controls keep the browser's security model, but use the same
   dimensions, quiet surface and secondary action treatment as other inputs. */
input[type="file"].form-input {
    min-height: var(--button-height-md);
    padding: 4px 10px 4px 4px;
    cursor: pointer;
    line-height: 1;
}

input[type="file"].form-input::file-selector-button {
    height: calc(var(--button-height-md) - 8px);
    margin: 0 10px 0 0;
    padding: 0 12px;
    border: 1px solid var(--border-subtle);
    border-radius: calc(var(--radius-control) - 3px);
    background: var(--surface-elevated);
    color: var(--text-primary);
    font: inherit;
    font-size: 13px;
    font-weight: var(--button-font-weight);
    cursor: pointer;
    transition: background-color 160ms ease, border-color 160ms ease, color 160ms ease;
}

input[type="file"].form-input:hover::file-selector-button {
    border-color: var(--border-strong);
    background: var(--surface-primary);
}

input[type="file"].form-input:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

input[type="file"].form-input::-webkit-file-upload-button {
    height: calc(var(--button-height-md) - 8px);
    margin: 0 10px 0 0;
    padding: 0 12px;
    border: 1px solid var(--border-subtle);
    border-radius: calc(var(--radius-control) - 3px);
    background: var(--surface-elevated);
    color: var(--text-primary);
    font: inherit;
    font-size: 13px;
    font-weight: var(--button-font-weight);
    cursor: pointer;
}

/* Release catalog filters share one compact, keyboard-friendly date range. */
.release-date-range {
    display: grid;
    grid-template-columns: auto minmax(132px, 1fr) minmax(132px, 1fr);
    align-items: end;
    gap: 8px;
    min-width: 0;
}
.release-date-range__label {
    padding-bottom: 12px;
    color: var(--text-secondary);
    font-size: 12px;
    font-weight: 500;
    white-space: nowrap;
}
.release-date-range__field { display: grid; min-width: 0; gap: 4px; }
.release-date-range__field > span { color: var(--text-muted); font-size: 11px; line-height: 1; }
.release-date-range .form-input { min-width: 0; min-height: 42px; padding: 9px 11px; }

@media (max-width: 640px) {
    .release-date-range { grid-template-columns: 1fr 1fr; width: 100%; }
    .release-date-range__label { grid-column: 1 / -1; padding-bottom: 0; }
}

.release-dropdown__menu,
.release-datepicker__panel {
    background: var(--surface-elevated) !important;
    border-color: var(--border-strong) !important;
    border-radius: var(--radius-card);
    box-shadow: var(--shadow-floating) !important;
    color: var(--text-primary) !important;
}

.release-dropdown__option:hover,
.release-dropdown__option:focus-visible,
.release-datepicker__nav:hover:not(:disabled),
.release-datepicker__nav:focus-visible {
    background: var(--surface-secondary);
    border-color: var(--border-subtle);
}

.release-dropdown__option[aria-selected="true"] {
    color: var(--accent) !important;
    background: var(--accent-subtle) !important;
}

.release-dropdown__option[aria-selected="true"]::after { border-color: var(--accent); }

.release-datepicker__day:hover:not(:disabled),
.release-datepicker__day:focus-visible {
    background: var(--accent-subtle);
    border-color: var(--accent-border);
}

.release-datepicker__day.is-selected,
.release-datepicker__day.is-selected:hover,
.release-datepicker__day.is-selected:focus-visible {
    background: var(--accent);
    border-color: var(--accent);
}

.author-role-option:has(input:checked),
html.theme-light .author-role-option:has(input:checked) {
    color: var(--accent) !important;
    background: var(--accent-subtle) !important;
}

/* Status remains local: one compact pill everywhere, including older pages
   that use only .badge-green/.badge-yellow without the base .badge class. */
.badge,
.badge-green,
.badge-yellow,
.badge-red,
.badge-blue,
.badge-violet,
.badge-purple,
.badge-gray {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 26px;
    padding: 4px 9px;
    border: 1px solid transparent;
    border-radius: 999px;
    box-shadow: none;
    font-size: 12px;
    font-weight: 620;
    letter-spacing: 0;
    line-height: 1;
    text-transform: none;
    white-space: nowrap;
}

.badge-green { color: var(--success); background: var(--success-subtle); border-color: color-mix(in srgb, var(--success) 26%, transparent); }
.badge-yellow { color: var(--warning); background: var(--warning-subtle); border-color: color-mix(in srgb, var(--warning) 26%, transparent); }
.badge-red { color: var(--danger); background: var(--danger-subtle); border-color: color-mix(in srgb, var(--danger) 26%, transparent); }
.badge-blue { color: var(--info); background: var(--info-subtle); border-color: color-mix(in srgb, var(--info) 26%, transparent); }
.badge-violet,
.badge-purple { color: var(--tone-purple); background: color-mix(in srgb, var(--tone-purple) 11%, transparent); border-color: color-mix(in srgb, var(--tone-purple) 26%, transparent); }
.badge-gray { color: var(--text-secondary); background: var(--surface-secondary); border-color: var(--border-subtle); }

.alert {
    border-width: 1px 1px 1px 3px;
    box-shadow: none;
}

.alert-success { background: var(--success-subtle); color: var(--success); }
.alert-warning { background: var(--warning-subtle); color: var(--warning); }
.alert-error { background: var(--danger-subtle); color: var(--danger); }
.alert-info { background: var(--info-subtle); color: var(--info); }

/* Upload success stays neutral with a small brand confirmation, never green-filled. */
.upload-zone,
.file-upload,
.file-upload--dropzone {
    background: var(--surface-secondary);
    border-color: var(--border-subtle);
}

.upload-zone:hover,
.upload-zone.dragover,
.upload-zone.has-file,
.file-upload:hover,
.file-upload.is-dragover,
.file-upload.has-file {
    background: var(--accent-subtle);
    border-color: var(--accent-border);
}

html.theme-light .upload-zone.has-file,
html.theme-light .file-upload.has-file {
    background: var(--accent-subtle);
    border-color: var(--accent-border);
}

html.theme-light .btn-secondary,
html.theme-light .btn-ghost {
    background: var(--surface-secondary);
    border-color: var(--border-subtle);
    color: var(--text-secondary);
}

html.theme-light .btn-secondary:hover,
html.theme-light .btn-ghost:hover {
    background: var(--surface-elevated);
    border-color: var(--border-strong);
    color: var(--text-primary);
}

/* Compact elevation for existing custom player and all drop zones. */
.site-audio-player {
    background: var(--surface-primary);
    border-color: var(--border-subtle);
    box-shadow: none;
}

.site-audio-player:hover { background: var(--surface-primary); border-color: var(--border-strong); }

/* Quiet, predictable transitions for existing tabs and segmented controls. */
.tabs .tab,
.tab-btn,
.segmented-control > button,
.segmented-control > a {
    transition: color 180ms ease, background-color 180ms ease, border-color 180ms ease, box-shadow 180ms ease, transform 180ms ease;
}
.tabs .tab:focus-visible,
.tab-btn:focus-visible,
.segmented-control > button:focus-visible,
.segmented-control > a:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}
.tab.active,
.tab-btn.active { will-change: background-color, color, border-color; }

@media (prefers-reduced-motion: reduce) {
    .tabs .tab,
    .tab-btn,
    .segmented-control > button,
    .segmented-control > a {
        transition: none;
    }
}

@media (max-width: 639px) {
    :root {
        --radius-card: 14px;
        --radius-container: 16px;
        --radius-modal: 18px;
    }

    .page-header { margin-bottom: var(--section-gap); }
    .page-header .page-title { font-size: var(--font-size-page-title, 26px); }
    .page-header :is(.page-subtitle, p, .text-zinc-400) { font-size: 14px; }
    .card,
    .stat-card,
    .table-container,
    .filter-bar { box-shadow: var(--shadow-sm); }

    .pricing-card,
    .subscribe-card,
    .payment-card,
    .result-card { padding: var(--space-5) !important; }
}