/* ============================================================================
   RadioNovel Design System
   Palette follows OneSparked Publishing's actual site (onesparked.com, measured
   directly): white/light surface, #404040 body text, #007565 teal accent,
   Poppins headings + Mulish body. The walnut/brass "Golden Age" cues are kept
   only as a small nod (the dial mark, a warm highlight color) - they no longer
   drive the base surface/background, which was the prior mistake.

   Layered over Bootstrap 5 via CSS custom properties. Organized: tokens ->
   theme presets (Light/Dark/High-Contrast) -> base/reset -> typography ->
   layout (app shell) -> components -> accessibility.

   Theming: every color that needs to swap between presets is expressed as a
   CSS variable, INCLUDING translucent overlays - those use an "-rgb" triplet
   variable (e.g. --rn-cream-rgb) fed into rgba(var(--rn-cream-rgb), 0.04) so a
   theme swap re-themes every surface/border tint, not just solid colors.
   ============================================================================ */

@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@600;700;800&family=Mulish:wght@400;500;600;700&display=swap');

:root {
    /* ---- Light (default) palette - follows onesparked.com ---- */
    --rn-walnut: #ffffff;
    --rn-walnut-deep: #1c1b1a;
    --rn-brass: #007565;
    --rn-brass-bright: #00997f;
    --rn-cream: #2b2b2b;
    --rn-oxblood: #b3541f;
    --rn-danger: #b3261e;
    --rn-success: #1c7a4d;
    --rn-surface: #f6f5f3;
    --rn-border-soft: #e3e0da;

    --rn-cream-rgb: 43, 43, 43;
    --rn-brass-rgb: 0, 117, 101;
    --rn-walnut-rgb: 255, 255, 255;

    --bs-body-bg: var(--rn-walnut);
    --bs-body-color: var(--rn-cream);

    /* ---- Scale tokens (theme-independent) ---- */
    --rn-radius-sm: 8px;
    --rn-radius-md: 12px;
    --rn-radius-lg: 20px;
    --rn-radius-pill: 999px;

    --rn-space-1: 0.25rem;
    --rn-space-2: 0.5rem;
    --rn-space-3: 1rem;
    --rn-space-4: 1.5rem;
    --rn-space-5: 2.5rem;
    --rn-space-6: 4rem;

    --rn-shadow-sm: 0 2px 10px rgba(20, 20, 20, 0.06);
    --rn-shadow-md: 0 10px 28px rgba(20, 20, 20, 0.10);
    --rn-shadow-lg: 0 24px 56px rgba(20, 20, 20, 0.16);

    --rn-transition: 0.2s ease;
    --rn-sidebar-width: 264px;
    --rn-topbar-height: 68px;

    /* Fixed (non-theme-swapping) text color for content placed on --rn-walnut-deep
       surfaces (topbar, footer, dropdown menu, mobile sidebar header) - those
       surfaces are intentionally dark in every preset (matches onesparked's own
       dark-header convention), so their text must stay light regardless of
       whether --rn-cream currently means "light theme's dark body text" or
       "dark theme's light body text". Using --rn-cream there would go invisible
       in Light/High-Contrast (dark-on-dark). */
    --rn-on-dark-rgb: 255, 255, 255;
}

/* ============================================================================
   Theme presets - swapped via [data-rn-theme] on <html> (see theme-switcher.js)
   Three presets, as specified: Light (default, above), Dark, High Contrast.
   ============================================================================ */

:root[data-rn-theme="dark"] {
    --rn-walnut: #14161a;
    --rn-walnut-deep: #0a0b0d;
    --rn-brass: #2dd4b8;
    --rn-brass-bright: #5eead4;
    --rn-cream: #e8e9ea;
    --rn-oxblood: #b3541f;
    --rn-danger: #b03a30;
    --rn-success: #2f9e5c;
    --rn-surface: #1c1f24;
    --rn-border-soft: #2a2e35;
    --rn-cream-rgb: 232, 233, 234;
    --rn-brass-rgb: 45, 212, 184;
    --rn-walnut-rgb: 20, 22, 26;
    --bs-body-bg: var(--rn-walnut);
    --bs-body-color: var(--rn-cream);
}

:root[data-rn-theme="high-contrast"] {
    --rn-walnut: #ffffff;
    --rn-walnut-deep: #000000;
    --rn-brass: #0047ab;
    --rn-brass-bright: #0047ab;
    --rn-cream: #000000;
    --rn-oxblood: #7a0000;
    --rn-danger: #b30000;
    --rn-success: #006400;
    --rn-surface: #ffffff;
    --rn-border-soft: #000000;
    --rn-cream-rgb: 0, 0, 0;
    --rn-brass-rgb: 0, 71, 171;
    --rn-walnut-rgb: 255, 255, 255;
    --bs-body-bg: var(--rn-walnut);
    --bs-body-color: var(--rn-cream);
}

/* High contrast strips translucency and thin borders entirely - AAA-oriented,
   not just a color re-skin. Subtlety is the opposite of what this mode is for. */
:root[data-rn-theme="high-contrast"] .rn-card,
:root[data-rn-theme="high-contrast"] .rn-feature-card,
:root[data-rn-theme="high-contrast"] .rn-auth-card,
:root[data-rn-theme="high-contrast"] .rn-pricing-card,
:root[data-rn-theme="high-contrast"] .rn-demo-card,
:root[data-rn-theme="high-contrast"] .rn-sidebar,
:root[data-rn-theme="high-contrast"] .rn-app-topbar,
:root[data-rn-theme="high-contrast"] .rn-tab-content,
:root[data-rn-theme="high-contrast"] .rn-table-card {
    border-width: 2px;
    border-color: #000000;
    background: #ffffff;
    box-shadow: none;
}

:root[data-rn-theme="high-contrast"] a,
:root[data-rn-theme="high-contrast"] .rn-sidebar-link.active {
    text-decoration: underline;
}

:root[data-rn-theme="high-contrast"] .form-control,
:root[data-rn-theme="high-contrast"] .form-select {
    background-color: #ffffff;
    border: 2px solid #000000;
}

:root[data-rn-theme="high-contrast"] .form-control:focus,
:root[data-rn-theme="high-contrast"] .form-select:focus {
    background-color: #ffffff;
    border-color: #0047ab;
}

:root[data-rn-theme="high-contrast"] *:focus-visible {
    outline: 3px solid #0047ab;
    outline-offset: 2px;
}

/* ============================================================================
   Base / reset (folds in the two live rules formerly in site.css)
   ============================================================================ */

html {
    font-size: 14px;
    position: relative;
    min-height: 100%;
}

@media (min-width: 768px) {
    html { font-size: 16px; }
}

*:focus-visible {
    outline: 2px solid var(--rn-brass-bright);
    outline-offset: 2px;
}

/* Default icon size: 1em square, scaling with the surrounding font-size, so an
   icon never falls back to a browser's SVG intrinsic size (~300x150px) when a
   call site doesn't apply its own sizing class. Contextual rules further down
   (.rn-feature-icon svg, .rn-sidebar-link svg, etc) override this for icons
   that need to be deliberately larger/smaller. */
.rn-icon {
    width: 1em;
    height: 1em;
    flex-shrink: 0;
    vertical-align: -0.15em;
}

.btn:focus-visible, .form-control:focus-visible, .nav-link:focus-visible, a:focus-visible {
    box-shadow: 0 0 0 0.2rem rgba(var(--rn-brass-rgb), 0.4);
}

.rn-skip-link {
    position: absolute;
    top: -100px;
    left: 1rem;
    z-index: 2000;
    background: var(--rn-brass-bright);
    color: var(--rn-walnut-deep);
    padding: 0.6rem 1.1rem;
    border-radius: var(--rn-radius-sm);
    font-weight: 600;
    transition: top var(--rn-transition);
}

.rn-skip-link:focus {
    top: 1rem;
    color: var(--rn-walnut-deep);
}

/* Sticky footer via flex column: main grows to fill any leftover viewport
   height so the footer always sits right after the content, in normal
   document flow - never fixed/absolute. */
html, body {
    height: 100%;
}

body {
    font-family: 'Mulish', system-ui, sans-serif;
    background: var(--rn-walnut);
    color: var(--rn-cream);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    transition: background-color var(--rn-transition), color var(--rn-transition);
}

main {
    flex: 1 0 auto;
}

h1, h2, h3, h4, .rn-brand {
    font-family: 'Poppins', system-ui, sans-serif;
    font-weight: 700;
}

a {
    color: var(--rn-brass);
}

a:hover {
    color: var(--rn-brass-bright);
}

/* ============================================================================
   Public site navbar + footer
   ============================================================================ */

.rn-navbar {
    background: var(--rn-walnut-deep);
    border-bottom: 1px solid rgba(var(--rn-brass-rgb), 0.35);
}

.rn-brand {
    color: var(--rn-brass-bright) !important;
    font-weight: 700;
    font-size: 1.4rem;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.rn-brand-mark {
    width: 1.6rem;
    height: 1.6rem;
    flex-shrink: 0;
}

.rn-brand-dial {
    color: var(--rn-oxblood);
    margin-right: 0.35rem;
}

.rn-footer {
    padding: var(--rn-space-5) 0 var(--rn-space-4);
    color: rgba(var(--rn-on-dark-rgb), 0.6);
    border-top: 1px solid rgba(var(--rn-brass-rgb), 0.2);
    background: var(--rn-walnut-deep);
}

.rn-footer h6 {
    color: var(--rn-brass-bright);
    font-family: 'Poppins', system-ui, sans-serif;
    font-size: 0.95rem;
    margin-bottom: var(--rn-space-2);
}

.rn-footer a {
    color: rgba(var(--rn-on-dark-rgb), 0.75);
    text-decoration: none;
}

.rn-footer a:hover {
    color: var(--rn-brass-bright);
}

.rn-footer-legal {
    font-size: 0.82rem;
    color: rgba(var(--rn-on-dark-rgb), 0.45);
    border-top: 1px solid rgba(var(--rn-brass-rgb), 0.15);
    margin-top: var(--rn-space-4);
    padding-top: var(--rn-space-3);
}

.rn-onesparked-credit {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.85rem;
    color: rgba(var(--rn-on-dark-rgb), 0.6);
}

.rn-onesparked-credit a {
    color: var(--rn-brass-bright);
    font-weight: 600;
}

.rn-onesparked-credit a:hover {
    color: var(--rn-brass);
}

/* ============================================================================
   Hero / marketing sections
   ============================================================================ */

/* ---- Secondary page header (Pricing, etc): a lighter band, not the full
   splash treatment reserved for the homepage. ---- */
.rn-hero {
    padding: var(--rn-space-6) 0 var(--rn-space-5);
    background: linear-gradient(180deg, rgba(var(--rn-brass-rgb), 0.08), transparent);
}

/* ---- Splash hero: full-bleed dark band (matches onesparked's own dark-header-
   over-light-body convention), animated glow + waveform backdrop, staggered
   entrance animation on the text stack. ---- */
.rn-hero-splash {
    position: relative;
    overflow: hidden;
    min-height: min(80vh, 640px);
    display: flex;
    align-items: center;
    background: var(--rn-walnut-deep);
    color: #ffffff;
    padding: var(--rn-space-6) 0;
    isolation: isolate;
}

.rn-hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
    pointer-events: none;
}

.rn-hero-glow {
    position: absolute;
    inset: -25%;
    background:
        radial-gradient(ellipse at 25% 20%, rgba(var(--rn-brass-rgb), 0.35), transparent 60%),
        radial-gradient(ellipse at 82% 78%, rgba(var(--rn-brass-rgb), 0.2), transparent 55%);
    animation: rn-glow-drift 14s ease-in-out infinite alternate;
}

@keyframes rn-glow-drift {
    from { transform: translate(0, 0) scale(1); }
    to { transform: translate(2.5%, -3%) scale(1.1); }
}

.rn-waveform {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 70px;
    display: flex;
    align-items: flex-end;
    gap: 5px;
    padding: 0 6%;
    opacity: 0.32;
}

.rn-waveform span {
    flex: 1 1 auto;
    background: var(--rn-brass-bright);
    border-radius: 3px 3px 0 0;
    height: 100%;
    transform-origin: bottom;
    animation: rn-bar 2.6s ease-in-out infinite;
}

@keyframes rn-bar {
    0%, 100% { transform: scaleY(0.18); }
    50% { transform: scaleY(1); }
}

.rn-hero-splash .container {
    position: relative;
    z-index: 1;
}

.rn-dial-badge {
    width: 4.5rem;
    height: 4.5rem;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: rgba(var(--rn-brass-rgb), 0.15);
    border: 1px solid rgba(var(--rn-brass-rgb), 0.4);
    color: var(--rn-brass-bright);
    animation: rn-dial-glow 3.5s ease-in-out infinite;
}

.rn-dial-badge .rn-icon {
    width: 2.25rem;
    height: 2.25rem;
}

@keyframes rn-dial-glow {
    0%, 100% { box-shadow: 0 0 0 rgba(var(--rn-brass-rgb), 0); }
    50% { box-shadow: 0 0 28px rgba(var(--rn-brass-rgb), 0.55); }
}

.rn-hero-splash .rn-hero-title { color: #ffffff; }
.rn-hero-accent { color: var(--rn-brass-bright); }
.rn-hero-splash .rn-hero-subtitle { color: rgba(255, 255, 255, 0.85); }
.rn-hero-splash .rn-hero-note { color: rgba(255, 255, 255, 0.6); }

/* .rn-btn-outline normally assumes it sits on the light page body (dark text) -
   inside the dark hero band it needs light text instead, or it goes near-
   invisible (dark text on the dark hero background). */
.rn-hero-splash .rn-btn-outline {
    color: #ffffff;
    border-color: rgba(255, 255, 255, 0.4);
}

.rn-hero-splash .rn-btn-outline:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.7);
    color: #ffffff;
}

.rn-hero-in {
    opacity: 0;
    transform: translateY(18px);
    animation: rn-hero-in 0.7s ease forwards;
    animation-delay: var(--d, 0s);
}

@keyframes rn-hero-in {
    to { opacity: 1; transform: translateY(0); }
}

@media (prefers-reduced-motion: reduce) {
    .rn-dial, .rn-reveal, .rn-card, .rn-feature-card, * { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
}

.rn-reveal {
    opacity: 0;
    transform: translateY(16px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.rn-reveal.rn-revealed {
    opacity: 1;
    transform: translateY(0);
}

.rn-hero-title {
    font-size: clamp(2.25rem, 4vw, 3.25rem);
    color: var(--rn-cream);
}

.rn-hero-subtitle {
    max-width: 680px;
    margin: 0 auto var(--rn-space-4);
    color: rgba(var(--rn-cream-rgb), 0.85);
    font-size: 1.15rem;
}

.rn-hero-note {
    color: rgba(var(--rn-cream-rgb), 0.6);
    font-size: 0.9rem;
}

.rn-section-title {
    color: var(--rn-cream);
}

.rn-section-subtitle {
    color: rgba(var(--rn-cream-rgb), 0.7);
    max-width: 640px;
}

/* ============================================================================
   Buttons, cards, badges
   ============================================================================ */

.rn-btn-brass {
    background: linear-gradient(180deg, var(--rn-brass-bright), var(--rn-brass));
    border: none;
    color: #ffffff;
    font-weight: 600;
    padding: 0.75rem 1.75rem;
    border-radius: var(--rn-radius-sm);
    transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.rn-btn-brass:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 18px rgba(var(--rn-brass-rgb), 0.35);
    color: #ffffff;
}

.rn-btn-outline {
    border: 1px solid rgba(var(--rn-brass-rgb), 0.5);
    color: var(--rn-cream);
    background: transparent;
    border-radius: var(--rn-radius-sm);
    transition: background-color var(--rn-transition), border-color var(--rn-transition), transform 0.15s ease;
}

/* .rn-btn-brass has no border (border: none) and 0.75rem/1.75rem padding; without a matching
   override here .rn-btn-outline falls back to Bootstrap's smaller default .btn padding, so the
   two button styles come out different heights whenever they sit side by side (e.g. My Projects'
   "New Blank Project" / "Upload a New Manuscript" row). Skip .btn-sm so the many existing compact
   uses of .rn-btn-outline are unaffected. */
.rn-btn-outline:not(.btn-sm) {
    padding: calc(0.75rem - 1px) calc(1.75rem - 1px);
}

.rn-btn-outline:hover {
    background: rgba(var(--rn-brass-rgb), 0.1);
    border-color: var(--rn-brass);
    color: var(--rn-cream);
    transform: translateY(-1px);
}

.rn-card, .rn-feature-card, .rn-auth-card {
    background: rgba(var(--rn-cream-rgb), 0.04);
    border: 1px solid rgba(var(--rn-brass-rgb), 0.25);
    border-radius: var(--rn-radius-md);
    padding: var(--rn-space-4);
    height: 100%;
    transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.rn-card:hover, .rn-feature-card:hover {
    transform: translateY(-2px);
    border-color: rgba(var(--rn-brass-rgb), 0.5);
    box-shadow: var(--rn-shadow-md);
}

.rn-feature-icon {
    font-size: 2rem;
    margin-bottom: 0.75rem;
}

.rn-feature-icon svg {
    width: 2rem;
    height: 2rem;
    color: var(--rn-brass);
}

.rn-badge-status {
    background: var(--rn-oxblood);
    color: #ffffff;
    font-size: 0.85rem;
    padding: 0.4rem 0.75rem;
    border-radius: var(--rn-radius-pill);
}

.rn-badge-failed {
    background: var(--rn-danger);
    color: #ffffff;
}

/* ============================================================================
   Pricing table + genre demo cards (public marketing site)
   ============================================================================ */

.rn-pricing-card {
    background: rgba(var(--rn-cream-rgb), 0.04);
    border: 1px solid rgba(var(--rn-brass-rgb), 0.3);
    border-radius: var(--rn-radius-lg);
    padding: var(--rn-space-5);
}

.rn-pricing-figure {
    font-family: 'Playfair Display', Georgia, serif;
    font-size: 3rem;
    color: var(--rn-brass-bright);
}

.rn-pricing-list {
    list-style: none;
    padding: 0;
    margin: var(--rn-space-4) 0;
}

.rn-pricing-list li {
    padding: 0.5rem 0;
    border-bottom: 1px solid rgba(var(--rn-brass-rgb), 0.15);
    display: flex;
    gap: 0.6rem;
}

.rn-pricing-list li:last-child {
    border-bottom: none;
}

.rn-info-pop {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 1.15rem;
    height: 1.15rem;
    border-radius: 50%;
    border: 1px solid rgba(var(--rn-brass-rgb), 0.4);
    background: transparent;
    color: var(--rn-brass);
    font-size: 0.65rem;
    vertical-align: middle;
    margin: 0 0.15rem;
    transition: background-color var(--rn-transition), color var(--rn-transition);
}

.rn-info-pop:hover, .rn-info-pop:focus {
    background: var(--rn-brass);
    color: #fff;
}

.rn-demo-card {
    background: rgba(var(--rn-cream-rgb), 0.04);
    border: 1px solid rgba(var(--rn-brass-rgb), 0.25);
    border-radius: var(--rn-radius-lg);
    padding: var(--rn-space-4);
    height: 100%;
}

.rn-demo-genre {
    display: inline-block;
    font-size: 0.72rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--rn-walnut-deep);
    background: var(--rn-brass-bright);
    padding: 0.25rem 0.7rem;
    border-radius: var(--rn-radius-pill);
    font-weight: 700;
    margin-bottom: var(--rn-space-2);
}

.rn-demo-card audio {
    width: 100%;
    margin-top: var(--rn-space-3);
    border-radius: var(--rn-radius-sm);
}

.rn-script-toggle {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: transparent;
    border: none;
    padding: 0.6rem 0 0.1rem;
    margin-top: var(--rn-space-2);
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--rn-brass);
    cursor: pointer;
}

.rn-script-toggle:hover {
    color: var(--rn-brass-bright);
}

.rn-script-toggle .rn-row-chevron {
    transition: transform var(--rn-transition);
}

.rn-script-toggle[aria-expanded="true"] .rn-row-chevron {
    transform: rotate(180deg);
}

.rn-script-text {
    max-height: 260px;
    overflow-y: auto;
    margin-top: var(--rn-space-2);
    padding-top: var(--rn-space-2);
    border-top: 1px solid rgba(var(--rn-brass-rgb), 0.15);
    text-align: left;
}

.rn-script-text p {
    font-size: 0.85rem;
    line-height: 1.6;
    margin-bottom: 0.6rem;
}

/* ============================================================================
   App shell: sidebar + topbar (authenticated dashboard)
   ============================================================================ */

.rn-app-shell {
    display: flex;
    flex: 1 0 auto;
    min-height: calc(100vh - var(--rn-topbar-height));
}

.rn-app-topbar {
    height: var(--rn-topbar-height);
    background: var(--rn-walnut-deep);
    border-bottom: 1px solid rgba(var(--rn-brass-rgb), 0.25);
    display: flex;
    align-items: center;
    padding: 0 var(--rn-space-4);
    gap: var(--rn-space-3);
    position: sticky;
    top: 0;
    z-index: 1030;
}

.rn-app-topbar .nav-link {
    color: rgba(var(--rn-on-dark-rgb), 0.75);
    font-weight: 500;
    padding: 0.4rem 0.8rem;
    border-radius: var(--rn-radius-sm);
    transition: background-color var(--rn-transition), color var(--rn-transition);
}

.rn-app-topbar .nav-link:hover,
.rn-app-topbar .nav-link.active {
    color: var(--rn-brass-bright);
    background: rgba(var(--rn-brass-rgb), 0.1);
}

/* .rn-btn-outline normally assumes it sits on the light page body (dark text) -
   the topbar is always a dark surface (like the hero), so it needs light text
   instead or it goes near-invisible. Same fix as the hero splash button. */
.rn-app-topbar .rn-btn-outline {
    color: #ffffff;
    border-color: rgba(255, 255, 255, 0.35);
}

.rn-app-topbar .rn-btn-outline:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.6);
    color: #ffffff;
}

.rn-sidebar {
    position: relative;
    width: var(--rn-sidebar-width);
    flex-shrink: 0;
    background: rgba(var(--rn-cream-rgb), 0.025);
    border-right: 1px solid rgba(var(--rn-brass-rgb), 0.18);
    padding: var(--rn-space-4) var(--rn-space-3);
    transition: width var(--rn-transition), padding var(--rn-transition);
}

/* Collapsed rail: icon-only desktop sidebar. Persisted via the rn_sidebar cookie and
   applied before first paint (see _AppLayout.cshtml's inline script), same pattern as
   the theme cookie, to avoid a flash of the expanded width on load. The mobile
   offcanvas drawer shares the .rn-sidebar class for its link/heading styles but is
   never collapsed - :not(.offcanvas) keeps this scoped to the desktop rail. */
html[data-rn-sidebar="collapsed"] .rn-sidebar:not(.offcanvas) {
    width: 64px;
    padding-left: var(--rn-space-2);
    padding-right: var(--rn-space-2);
}

html[data-rn-sidebar="collapsed"] .rn-sidebar:not(.offcanvas) .rn-sidebar-label,
html[data-rn-sidebar="collapsed"] .rn-sidebar:not(.offcanvas) .rn-sidebar-heading {
    display: none;
}

html[data-rn-sidebar="collapsed"] .rn-sidebar:not(.offcanvas) .rn-sidebar-link {
    justify-content: center;
    padding-left: 0;
    padding-right: 0;
}

/* The Admin nested collapse toggle has nothing left to show once its label/chevron
   are hidden above - rather than leave an empty clickable button, hide it outright
   and force its panel open so the admin links themselves (icon-only) stay reachable. */
html[data-rn-sidebar="collapsed"] .rn-sidebar:not(.offcanvas) #rnSidebarAdmin.collapse {
    display: block;
    height: auto !important;
}

html[data-rn-sidebar="collapsed"] .rn-sidebar:not(.offcanvas) .rn-sidebar-collapse-btn svg {
    transform: rotate(180deg);
}

.rn-sidebar-collapse-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 1.75rem;
    height: 1.75rem;
    margin-left: auto;
    margin-bottom: var(--rn-space-2);
    background: transparent;
    border: 1px solid rgba(var(--rn-brass-rgb), 0.25);
    border-radius: var(--rn-radius-sm);
    color: rgba(var(--rn-cream-rgb), 0.6);
    cursor: pointer;
    transition: background-color var(--rn-transition), color var(--rn-transition), transform var(--rn-transition);
}

.rn-sidebar-collapse-btn svg {
    width: 0.9rem;
    height: 0.9rem;
    transition: transform var(--rn-transition);
}

.rn-sidebar-collapse-btn:hover {
    background: rgba(var(--rn-brass-rgb), 0.1);
    color: var(--rn-brass-bright);
}

html[data-rn-sidebar="collapsed"] .rn-sidebar-collapse-btn {
    margin-left: 0;
    margin-right: 0;
}

/* As a mobile offcanvas, .rn-sidebar is a floating panel over the page rather
   than sitting inline on the page's own background - it needs a fully opaque
   surface, not the barely-there tint used for the desktop inline sidebar.
   position: fixed restores Bootstrap's own .offcanvas positioning, which the base
   .rn-sidebar rule above (same "single class" specificity, but later in the
   cascade) otherwise silently overrides to "relative" - that turned the closed
   offcanvas into a normal, in-flow, full-width (see the width:100% rule below)
   flex sibling of .rn-app-content below 992px, shoving the real content
   completely off-screen to the right (invisible, since it's still
   visibility:hidden, so it just looked blank rather than obviously broken). */
.offcanvas.rn-sidebar {
    position: fixed;
    background: var(--rn-surface, var(--rn-walnut));
}

.offcanvas.rn-sidebar .offcanvas-header {
    border-bottom: 1px solid rgba(var(--rn-brass-rgb), 0.18);
}

.rn-sidebar-section {
    margin-bottom: var(--rn-space-4);
}

.rn-sidebar-heading {
    font-size: 0.72rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: rgba(var(--rn-cream-rgb), 0.45);
    padding: 0 0.75rem;
    margin-bottom: var(--rn-space-2);
}

.rn-sidebar-heading-toggle {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: transparent;
    border: none;
    cursor: pointer;
}

.rn-sidebar-heading-toggle .rn-row-chevron {
    width: 0.85em;
    height: 0.85em;
}

.rn-sidebar-heading-toggle[aria-expanded="true"] .rn-row-chevron {
    transform: rotate(180deg);
}

.rn-sidebar-heading-toggle:hover {
    color: var(--rn-brass);
}

.rn-sidebar-link {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    padding: 0.6rem 0.75rem;
    border-radius: var(--rn-radius-sm);
    color: rgba(var(--rn-cream-rgb), 0.8);
    text-decoration: none;
    font-weight: 500;
    transition: background-color var(--rn-transition), color var(--rn-transition);
}

.rn-sidebar-link svg {
    width: 1.1rem;
    height: 1.1rem;
    flex-shrink: 0;
    color: rgba(var(--rn-cream-rgb), 0.55);
    transition: color var(--rn-transition);
}

.rn-sidebar-link:hover {
    background: rgba(var(--rn-brass-rgb), 0.1);
    color: var(--rn-cream);
}

.rn-sidebar-link:hover svg {
    color: var(--rn-brass-bright);
}

.rn-sidebar-link.active {
    background: rgba(var(--rn-brass-rgb), 0.16);
    color: var(--rn-brass-bright);
    font-weight: 600;
}

.rn-sidebar-link.active svg {
    color: var(--rn-brass-bright);
}

.rn-app-content {
    flex: 1 1 auto;
    min-width: 0;
    padding: var(--rn-space-5) var(--rn-space-4);
}

@media (max-width: 991.98px) {
    .rn-sidebar {
        width: 100%;
    }
    .rn-app-content {
        padding: var(--rn-space-4) var(--rn-space-3);
    }
}

.rn-account-dropdown .dropdown-menu {
    background: var(--rn-walnut-deep);
    border: 1px solid rgba(var(--rn-brass-rgb), 0.3);
    border-radius: var(--rn-radius-md);
    box-shadow: var(--rn-shadow-md);
}

.rn-account-dropdown .dropdown-item {
    color: rgb(var(--rn-on-dark-rgb));
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.5rem 1rem;
}

.rn-account-dropdown .dropdown-item svg {
    width: 1rem;
    height: 1rem;
    color: rgba(var(--rn-on-dark-rgb), 0.6);
}

.rn-account-dropdown .dropdown-header {
    color: rgba(var(--rn-on-dark-rgb), 0.5) !important;
}

.rn-account-dropdown .dropdown-item:hover,
.rn-account-dropdown .dropdown-item:focus {
    background: rgba(var(--rn-brass-rgb), 0.14);
    color: var(--rn-brass-bright);
}

.rn-account-dropdown .dropdown-divider {
    border-color: rgba(var(--rn-brass-rgb), 0.2);
}

/* Theme swatch picker (inside the Account dropdown) */
.rn-theme-swatch-row {
    display: flex;
    gap: 0.6rem;
    padding: 0.5rem 1rem 0.75rem;
}

.rn-theme-swatch {
    width: 1.9rem;
    height: 1.9rem;
    border-radius: 50%;
    border: 2px solid transparent;
    cursor: pointer;
    padding: 0;
    transition: transform var(--rn-transition), border-color var(--rn-transition);
}

.rn-theme-swatch:hover {
    transform: scale(1.1);
}

.rn-theme-swatch.active {
    border-color: var(--rn-brass-bright);
    box-shadow: 0 0 0 2px rgba(var(--rn-brass-rgb), 0.25);
}

.rn-theme-swatch-labels {
    display: flex;
    gap: 0.6rem;
    padding: 0 1rem 0.5rem;
    font-size: 0.68rem;
}

.rn-theme-swatch-labels span {
    width: 1.9rem;
    text-align: center;
    color: rgba(var(--rn-on-dark-rgb), 0.55);
}

/* ============================================================================
   Docs nav (Documentation section)
   ============================================================================ */

.rn-docs-layout {
    display: flex;
    gap: var(--rn-space-5);
    align-items: flex-start;
}

.rn-docs-nav {
    width: 240px;
    flex-shrink: 0;
    position: sticky;
    top: calc(var(--rn-topbar-height) + var(--rn-space-3));
}

.rn-docs-nav a {
    display: block;
    padding: 0.5rem 0.75rem;
    border-radius: var(--rn-radius-sm);
    color: rgba(var(--rn-cream-rgb), 0.75);
    text-decoration: none;
    font-size: 0.92rem;
}

.rn-docs-nav a:hover {
    background: rgba(var(--rn-brass-rgb), 0.1);
    color: var(--rn-brass-bright);
}

.rn-docs-nav a.active {
    background: rgba(var(--rn-brass-rgb), 0.16);
    color: var(--rn-brass-bright);
    font-weight: 600;
}

.rn-docs-content {
    flex: 1 1 auto;
    min-width: 0;
    max-width: 760px;
}

.rn-docs-content h2 {
    margin-top: var(--rn-space-5);
}

@media (max-width: 767.98px) {
    .rn-docs-layout { flex-direction: column; }
    .rn-docs-nav { width: 100%; position: static; }
}

/* ============================================================================
   Project/scene images - shared thumbnail + placeholder treatment (Projects/
   Index, Projects/Details, Chapters/Show).
   ============================================================================ */

.rn-image-thumb {
    width: 100%;
    aspect-ratio: 16 / 9;
    object-fit: cover;
    border-radius: var(--rn-radius-md);
    display: block;
}

.rn-image-placeholder {
    width: 100%;
    aspect-ratio: 16 / 9;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--rn-radius-md);
    background: rgba(var(--rn-cream-rgb), 0.04);
    border: 1px dashed rgba(var(--rn-brass-rgb), 0.3);
    color: rgba(var(--rn-cream-rgb), 0.3);
}

.rn-image-placeholder .rn-icon {
    width: 2.5rem;
    height: 2.5rem;
}

.rn-card-image {
    margin: calc(var(--rn-space-4) * -1) calc(var(--rn-space-4) * -1) var(--rn-space-3);
    border-radius: var(--rn-radius-md) var(--rn-radius-md) 0 0;
    overflow: hidden;
}

.rn-card-image .rn-image-thumb,
.rn-card-image .rn-image-placeholder {
    border-radius: 0;
    aspect-ratio: 16 / 10;
}

.rn-thumb-sm {
    width: 4.5rem;
    height: 4.5rem;
    flex-shrink: 0;
}

.rn-thumb-sm .rn-image-thumb,
.rn-thumb-sm .rn-image-placeholder {
    width: 100%;
    height: 100%;
    aspect-ratio: auto;
    border-radius: var(--rn-radius-sm);
}

.rn-thumb-sm .rn-image-placeholder .rn-icon {
    width: 1.5rem;
    height: 1.5rem;
}

.rn-image-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

/* ============================================================================
   Series groups (Projects/Index) - collapsible sections grouping projects into
   user-defined series, e.g. a series of books.
   ============================================================================ */

.rn-series-heading {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding-bottom: var(--rn-space-2);
    border-bottom: 1px solid rgba(var(--rn-brass-rgb), 0.2);
    margin-bottom: var(--rn-space-2);
}

.rn-series-toggle {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    background: transparent;
    border: none;
    padding: 0.3rem 0;
    cursor: pointer;
    color: var(--rn-cream);
    text-align: left;
}

.rn-series-toggle:hover .h5 {
    color: var(--rn-brass);
}

.rn-series-toggle .rn-row-chevron {
    color: var(--rn-brass);
}

.rn-series-toggle[aria-expanded="false"] .rn-row-chevron {
    transform: rotate(-90deg);
}

.rn-series-actions {
    display: flex;
    gap: 0.4rem;
    flex-shrink: 0;
}

.rn-series-action-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2rem;
    height: 2rem;
    border-radius: 50%;
    border: 1px solid rgba(var(--rn-brass-rgb), 0.25);
    background: transparent;
    color: rgba(var(--rn-cream-rgb), 0.6);
    transition: background-color var(--rn-transition), color var(--rn-transition), border-color var(--rn-transition);
}

.rn-series-action-btn:hover {
    background: rgba(var(--rn-brass-rgb), 0.12);
    border-color: var(--rn-brass);
    color: var(--rn-brass);
}

.rn-series-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    background: rgba(var(--rn-brass-rgb), 0.08);
    border: 1px solid rgba(var(--rn-brass-rgb), 0.3);
    border-radius: var(--rn-radius-pill);
    padding: 0.35rem 0.9rem;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--rn-brass);
    transition: background-color var(--rn-transition), border-color var(--rn-transition);
}

.rn-series-badge:hover {
    background: rgba(var(--rn-brass-rgb), 0.16);
    border-color: var(--rn-brass);
}

.rn-series-remove-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 1.9rem;
    height: 1.9rem;
    border-radius: 50%;
    border: 1px solid rgba(var(--rn-cream-rgb), 0.25);
    background: transparent;
    color: rgba(var(--rn-cream-rgb), 0.5);
    font-size: 1.1rem;
    line-height: 1;
    transition: background-color var(--rn-transition), color var(--rn-transition), border-color var(--rn-transition);
}

.rn-series-remove-btn:hover {
    background: rgba(var(--rn-cream-rgb), 0.06);
    border-color: var(--rn-danger);
    color: var(--rn-danger);
}

/* ============================================================================
   Accordion (FAQ, and reused anywhere content should expand/collapse)
   ============================================================================ */

.rn-accordion-item {
    background: var(--rn-surface, var(--rn-walnut));
    border: 1px solid rgba(var(--rn-brass-rgb), 0.2);
    border-radius: var(--rn-radius-md) !important;
    margin-bottom: var(--rn-space-2);
    overflow: hidden;
}

.rn-accordion .accordion-button {
    background: transparent;
    color: var(--rn-cream);
    font-weight: 600;
    font-family: 'Poppins', system-ui, sans-serif;
    box-shadow: none;
}

.rn-accordion .accordion-button:not(.collapsed) {
    background: rgba(var(--rn-brass-rgb), 0.08);
    color: var(--rn-brass);
    box-shadow: none;
}

.rn-accordion .accordion-button:focus {
    box-shadow: 0 0 0 0.2rem rgba(var(--rn-brass-rgb), 0.25);
}

.rn-accordion .accordion-button::after {
    filter: none;
    transition: transform var(--rn-transition);
}

.rn-accordion .accordion-body {
    color: rgba(var(--rn-cream-rgb), 0.85);
    line-height: 1.6;
}

/* ============================================================================
   Row cards: modern replacement for plain admin <table> lists (Users, Coupons,
   Feedback) - each row is a clickable summary that expands into a details
   panel, rather than a static grid.
   ============================================================================ */

.rn-row-list {
    display: flex;
    flex-direction: column;
    gap: var(--rn-space-2);
}

.rn-row-card {
    background: var(--rn-surface, var(--rn-walnut));
    border: 1px solid rgba(var(--rn-brass-rgb), 0.2);
    border-radius: var(--rn-radius-md);
    overflow: hidden;
    transition: border-color var(--rn-transition), box-shadow var(--rn-transition);
}

.rn-row-card:hover {
    border-color: rgba(var(--rn-brass-rgb), 0.4);
    box-shadow: var(--rn-shadow-sm);
}

.rn-row-summary {
    width: 100%;
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.85rem 1.1rem;
    background: transparent;
    border: none;
    text-align: left;
    cursor: pointer;
    color: inherit;
}

.rn-row-summary:hover {
    background: rgba(var(--rn-brass-rgb), 0.05);
}

.rn-row-avatar {
    width: 2.4rem;
    height: 2.4rem;
    border-radius: 50%;
    background: rgba(var(--rn-brass-rgb), 0.15);
    color: var(--rn-brass);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    flex-shrink: 0;
}

.rn-row-main {
    flex: 1 1 auto;
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 0.1rem;
}

.rn-row-title {
    font-weight: 600;
    color: var(--rn-cream);
    font-family: 'Poppins', system-ui, sans-serif;
}

.rn-row-sub {
    font-size: 0.85rem;
    color: rgba(var(--rn-cream-rgb), 0.6);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.rn-row-meta {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-shrink: 0;
}

.rn-row-chevron {
    color: rgba(var(--rn-cream-rgb), 0.45);
    transition: transform var(--rn-transition);
}

.rn-row-summary[aria-expanded="true"] .rn-row-chevron {
    transform: rotate(180deg);
    color: var(--rn-brass);
}

.rn-row-details {
    padding: 0 1.1rem 1rem;
    border-top: 1px solid rgba(var(--rn-brass-rgb), 0.15);
    padding-top: 0.85rem;
}

.rn-row-details p {
    white-space: pre-wrap;
}

/* ============================================================================
   Tables, forms, modals (existing, tokenized)
   ============================================================================ */

.rn-table {
    color: var(--rn-cream);
}

.rn-estimate-summary dt, .rn-estimate-summary dd {
    color: var(--rn-cream);
}

.rn-progress-bar {
    background-color: var(--rn-brass);
    transition: width 0.6s ease;
}

.rn-row-hidden {
    opacity: 0.55;
}

.rn-stage-timeline {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin: 1rem 0;
}

.rn-stage-step {
    flex: 1 1 auto;
    text-align: center;
    padding: 0.35rem 0.5rem;
    font-size: 0.7rem;
    border-radius: var(--rn-radius-sm);
    background: rgba(var(--rn-cream-rgb), 0.05);
    border: 1px solid rgba(var(--rn-brass-rgb), 0.2);
    color: rgba(var(--rn-cream-rgb), 0.5);
    white-space: nowrap;
}

.rn-stage-step.rn-stage-done {
    background: rgba(var(--rn-brass-rgb), 0.18);
    border-color: var(--rn-brass);
    color: var(--rn-cream);
}

.rn-stage-step.rn-stage-current {
    background: linear-gradient(180deg, var(--rn-brass-bright), var(--rn-brass));
    border-color: var(--rn-brass-bright);
    color: var(--rn-walnut-deep);
    font-weight: 600;
}

.rn-stage-step.rn-stage-failed {
    background: rgba(138, 32, 32, 0.35);
    border-color: var(--rn-danger);
    color: var(--rn-cream);
    font-weight: 600;
}

.rn-locked-panel {
    padding: 2rem;
    text-align: center;
    color: rgba(var(--rn-cream-rgb), 0.6);
    border: 1px dashed rgba(var(--rn-brass-rgb), 0.3);
    border-radius: var(--rn-radius-md);
}

.rn-tab-content {
    background: rgba(var(--rn-cream-rgb), 0.03);
    border: 1px solid rgba(var(--rn-brass-rgb), 0.25);
    border-top: none;
    border-radius: 0 0 var(--rn-radius-md) var(--rn-radius-md);
    padding: var(--rn-space-4);
}

.rn-nav-tabs .nav-link {
    color: rgba(var(--rn-cream-rgb), 0.6);
    border: 1px solid transparent;
}

.rn-nav-tabs .nav-link.active {
    background: rgba(var(--rn-cream-rgb), 0.03);
    color: var(--rn-cream);
    border-color: rgba(var(--rn-brass-rgb), 0.25);
    border-bottom-color: transparent;
}

.rn-nav-tabs .nav-link:not(.active):hover {
    color: var(--rn-brass-bright);
}

.form-control, .form-select, .form-label {
    background-color: rgba(var(--rn-cream-rgb), 0.06);
    color: var(--rn-cream);
    border-color: rgba(var(--rn-brass-rgb), 0.3);
}

.form-control:focus, .form-select:focus {
    background-color: rgba(var(--rn-cream-rgb), 0.1);
    color: var(--rn-cream);
    border-color: var(--rn-brass);
    box-shadow: 0 0 0 0.2rem rgba(var(--rn-brass-rgb), 0.25);
}

.rn-back-link {
    font-size: 0.9rem;
    color: rgba(var(--rn-cream-rgb), 0.7);
}

.rn-color-swatch {
    display: inline-block;
    width: 0.9rem;
    height: 0.9rem;
    border-radius: 50%;
}

.rn-segment-text {
    line-height: 2.4;
    font-size: 1.05rem;
    text-align: left;
    /* Deliberately NOT white-space: pre-wrap - that made the Razor view's own source
       indentation between tags significant whitespace too, rendering as a left-pad at the
       start of every segment. Paragraph breaks are handled by converting real newlines in
       the segment text to explicit <br/> tags server-side instead (see _CharactersTab.cshtml). */
}

.rn-segment {
    padding: 0.1rem 0.3rem 0.1rem 0;
    border-radius: 3px;
    margin-right: 0.25rem;
}

.rn-speaker-pill {
    display: inline-block;
    font-size: 0.72rem;
    font-weight: 600;
    padding: 0.05rem 0.55rem;
    margin-right: 0.35rem;
    border-radius: var(--rn-radius-pill);
    border: 1px solid;
    background-color: rgba(var(--rn-cream-rgb), 0.06);
    vertical-align: baseline;
    line-height: 1.5;
}

.rn-speaker-pill-editable {
    cursor: pointer;
}

.rn-speaker-pill-editable:hover {
    background-color: rgba(var(--rn-cream-rgb), 0.16);
}

.rn-audio-tag-badge {
    display: inline-block;
    font-size: 0.68rem;
    font-style: italic;
    color: var(--rn-brass);
    margin-right: 0.35rem;
    vertical-align: baseline;
}

.rn-insert-segment-btn {
    display: inline-block;
    width: 1.1rem;
    height: 1.1rem;
    line-height: 1;
    padding: 0;
    margin: 0 0.2rem;
    font-size: 0.75rem;
    border: 1px solid rgba(var(--rn-brass-rgb), 0.3);
    border-radius: 50%;
    background: transparent;
    color: rgba(var(--rn-cream-rgb), 0.5);
    vertical-align: middle;
}

.rn-insert-segment-btn:hover {
    background-color: rgba(var(--rn-brass-rgb), 0.2);
    color: var(--rn-cream);
}

.rn-modal-content {
    background-color: var(--rn-walnut);
    color: var(--rn-cream);
    border: 1px solid rgba(var(--rn-brass-rgb), 0.35);
}

.rn-modal-content .modal-header,
.rn-modal-content .modal-footer {
    border-color: rgba(var(--rn-brass-rgb), 0.25);
}

:root[data-rn-theme="dark"] .rn-modal-content .btn-close {
    filter: invert(1) grayscale(100%) brightness(200%);
}

.rn-character-roster .form-select,
.rn-character-roster .form-control {
    font-size: 0.85rem;
}

.rn-auth-container {
    max-width: 960px;
}
