/* ================================
   SlotsVader Casino — frame.css
   TYPO-09 / SPACE-08 / CONT-02 / BP-01 / GEO-03 / MOTION-04 / NAME-07
   ================================ */

:root {
    /* colors */
    --color-primary: #000000;
    --color-accent: #238afe;
    --color-bg: #07070b;
    --color-accent-pressed: #0173f7;
    --color-gradient-light: #c6ff00;
    --color-gradient-mid: #e42137;
    --color-text: #ffffff;
    --color-text-muted: #c0bebe;
    --color-bg-elevated: #11111a;
    --color-bg-card: #14141d;
    --color-border: #1f1f2c;
    --color-rg-banner: #dc2626;

    /* typography TYPO-09 */
    --font-display: "Saira Semi Condensed", "Outfit", "Inter", system-ui, sans-serif;
    --font-body: "Saira Semi Condensed", "Outfit", "Inter", system-ui, sans-serif;
    --fs-h1: clamp(34px, 4.6vw, 58px);
    --fs-h2: clamp(26px, 3vw, 38px);
    --fs-h3: clamp(20px, 2vw, 24px);
    --fs-body: 17px;
    --fs-small: 14px;
    --lh-tight: 1.15;
    --lh-body: 1.62;

    /* spacing SPACE-08 (asymmetric large) */
    --space-3xs: 4px;
    --space-2xs: 8px;
    --space-xs: 12px;
    --space-sm: 16px;
    --space-md: 24px;
    --space-lg: 36px;
    --space-xl: 56px;
    --space-2xl: 80px;
    --space-3xl: 120px;

    /* container CONT-02 */
    --container-site: 1140px;
    --container-readable: 660px;
    --container-padding-desktop: 24px;
    --container-padding-mobile: 18px;

    /* geometry GEO-03 (medium radius, square emphasis) */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 14px;
    --radius-pill: 999px;

    /* motion MOTION-04 (snappy, short) */
    --motion-fast: 120ms cubic-bezier(.2,.7,.4,1);
    --motion-base: 200ms cubic-bezier(.2,.7,.4,1);

    /* header sizing */
    --header-height-desktop: 96px;
    --header-height-mobile: 72px;
}

/* ================================
   Reset + base
   ================================ */
*, *::before, *::after { box-sizing: border-box; }
html, body { overflow-x: clip; margin: 0; padding: 0; }
body {
    font-family: var(--font-body);
    font-size: var(--fs-body);
    line-height: var(--lh-body);
    color: var(--color-text);
    background: var(--color-bg);
    -webkit-font-smoothing: antialiased;
    padding-top: var(--header-height-desktop);
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--color-accent); text-decoration: none; transition: color var(--motion-fast); }
a:hover { color: var(--color-gradient-light); }
h1, h2, h3, h4 {
    font-family: var(--font-display);
    color: var(--color-text);
    line-height: var(--lh-tight);
    margin: 0 0 var(--space-sm);
    font-weight: 700;
    letter-spacing: -0.01em;
}
h1 { font-size: var(--fs-h1); }
h2 { font-size: var(--fs-h2); }
h3 { font-size: var(--fs-h3); }
p { margin: 0 0 var(--space-md); }
ul, ol { padding-left: 1.4em; margin: 0 0 var(--space-md); }
li { margin-bottom: var(--space-2xs); }

/* a11y */
.skip-link {
    position: absolute;
    left: 8px;
    top: -200px !important;
    background: var(--color-accent);
    color: #000;
    padding: 8px 14px;
    border-radius: var(--radius-sm);
    font-weight: 700;
    z-index: 200;
}
.skip-link:focus { top: 8px !important; }
.sr-only {
    position: absolute; width: 1px; height: 1px;
    padding: 0; margin: -1px; overflow: hidden;
    clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0;
}
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { transition: none !important; animation: none !important; }
}

/* ================================
   Header HEAD-09 (Two-row: top utility / bottom logo+nav+auth)
   class root: .i52
   ================================ */
.i52 {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 100;
    background: rgba(7, 7, 11, 0.92);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-border);
    transition: background var(--motion-base), border-color var(--motion-base);
}
.i52.is-shrunk {
    background: rgba(7, 7, 11, 0.98);
}
.i52-inner {
    max-width: 1440px;
    margin: 0 auto;
    padding-inline: var(--space-md);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-md);
    min-height: var(--header-height-desktop);
}
.i52-logo {
    flex-shrink: 0;
    display: inline-flex;
    align-items: center;
}
.i52-logo img {
    height: 88px;
    width: auto;
    flex-shrink: 0;
    mix-blend-mode: screen;
}
.i52.is-shrunk .i52-logo img {
    height: 72px;
    transition: height var(--motion-base);
}
.i52-nav {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}
.i52-nav-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-wrap: nowrap;
    align-items: center;
    gap: var(--space-md);
}
.i52-nav-list li { margin: 0; }
.i52-nav-link {
    color: var(--color-text);
    font-weight: 600;
    font-size: 15px;
    letter-spacing: 0.02em;
    text-transform: uppercase;
    padding: 8px 4px;
    border-bottom: 2px solid transparent;
    transition: border-color var(--motion-fast), color var(--motion-fast);
}
.i52-nav-link:hover {
    color: var(--color-gradient-light);
    border-bottom-color: var(--color-gradient-light);
}
.i52[data-current] .i52-nav-link[aria-current="page"] {
    color: var(--color-gradient-light);
    border-bottom-color: var(--color-gradient-light);
}
.i52-auth {
    display: inline-flex;
    align-items: center;
    flex-shrink: 0;
}
.i52-auth-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    white-space: nowrap;
    flex-shrink: 0;
    padding-inline: var(--space-lg);
    padding-block: 10px;
    border: 1px solid var(--color-accent);
    border-radius: var(--radius-sm);
    color: var(--color-text);
    background: transparent;
    font-weight: 700;
    text-transform: uppercase;
    font-size: 13px;
    letter-spacing: 0.06em;
    transition: background var(--motion-fast), color var(--motion-fast), border-color var(--motion-fast);
}
.i52-auth-btn:hover {
    background: var(--color-accent);
    color: #000;
    border-color: var(--color-accent);
}
.i52-toggle {
    display: none;
    background: transparent;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    color: var(--color-text);
    padding: 10px 12px;
    cursor: pointer;
    margin-left: auto !important;
}
.i52-toggle-icon, .i52-toggle-icon::before, .i52-toggle-icon::after {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--color-text);
    position: relative;
    transition: transform var(--motion-fast);
}
.i52-toggle-icon::before, .i52-toggle-icon::after {
    content: "";
    position: absolute;
    left: 0;
}
.i52-toggle-icon::before { top: -7px; }
.i52-toggle-icon::after { top: 7px; }

.i52-mobile {
    display: none;
    position: fixed;
    top: var(--header-height-mobile);
    left: 0;
    right: 0;
    background: rgba(7, 7, 11, 0.98);
    backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--color-border);
    padding: var(--space-md);
    z-index: 99;
    max-height: calc(100vh - var(--header-height-mobile));
    overflow-y: auto;
}
.i52-mobile.is-open { display: block; }
.i52-mobile-list {
    list-style: none;
    margin: 0 0 var(--space-md);
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}
.i52-mobile-link {
    display: block;
    padding: 12px 8px;
    color: var(--color-text);
    font-weight: 600;
    font-size: 16px;
    text-transform: uppercase;
    border-bottom: 1px solid var(--color-border);
}
.i52-mobile-link[aria-current="page"] { color: var(--color-gradient-light); }
.i52-mobile-auth {
    display: block;
    text-align: center;
    padding: 12px;
    background: var(--color-accent);
    color: #000;
    font-weight: 700;
    text-transform: uppercase;
    border-radius: var(--radius-sm);
    margin-top: var(--space-sm);
}

/* ================================
   Hero HERO-11 (split asymmetric: bold text left, image right with gradient)
   class root: .x29
   ================================ */
.x29 {
    position: relative;
    padding: var(--space-3xl) 0 var(--space-2xl);
    overflow: hidden;
}
.x29::before {
    content: "";
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse at 18% 32%, rgba(35, 138, 254, 0.22), transparent 55%),
        radial-gradient(ellipse at 82% 78%, rgba(198, 255, 0, 0.16), transparent 60%),
        linear-gradient(180deg, rgba(7, 7, 11, 0) 0%, var(--color-bg) 92%);
    pointer-events: none;
    z-index: 0;
}
.x29-inner {
    max-width: calc(var(--container-site) + 2 * var(--container-padding-desktop));
    margin: 0 auto;
    padding-inline: var(--container-padding-desktop);
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1.05fr 0.95fr;
    gap: var(--space-2xl);
    align-items: center;
}
.x29-text {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}
.x29-eyebrow {
    display: inline-block;
    font-size: 12px;
    letter-spacing: 0.18em;
    font-weight: 700;
    text-transform: uppercase;
    color: var(--color-gradient-light);
    padding: 6px 14px;
    border: 1px solid var(--color-gradient-light);
    border-radius: var(--radius-pill);
    align-self: flex-start;
}
.x29-title {
    font-size: clamp(40px, 5.6vw, 72px);
    line-height: 1.04;
    margin: 0;
    background: linear-gradient(90deg, #ffffff 0%, #c6ff00 60%, #238afe 110%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}
.x29-subtitle {
    font-size: 19px;
    line-height: 1.55;
    color: var(--color-text-muted);
    max-width: 540px;
    margin: 0;
}
.x29-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
    margin-top: var(--space-sm);
}
.x29-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 16px 32px;
    border-radius: var(--radius-sm);
    font-weight: 800;
    font-size: 15px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    background: var(--color-gradient-light);
    color: #000;
    border: 0;
    transition: background var(--motion-fast), color var(--motion-fast), transform var(--motion-fast);
}
.x29-btn:hover {
    background: #d6ff3a;
    color: #000;
    transform: translateY(-1px);
}
.x29-btn-secondary {
    background: transparent;
    color: var(--color-text);
    border: 1px solid var(--color-accent);
}
.x29-btn-secondary:hover {
    background: var(--color-accent);
    color: #000;
    border-color: var(--color-accent);
}
.x29-image {
    position: relative;
    aspect-ratio: 1.15 / 1;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: 0 20px 60px -20px rgba(35, 138, 254, 0.45);
}
.x29-image::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 50%, rgba(7,7,11,0.6) 100%);
}
.x29-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.x29-meta {
    display: flex;
    gap: var(--space-md);
    margin-top: var(--space-md);
    flex-wrap: wrap;
}
.x29-meta-item {
    display: flex;
    flex-direction: column;
    gap: 2px;
}
.x29-meta-value {
    font-family: var(--font-display);
    font-size: 26px;
    font-weight: 800;
    color: var(--color-gradient-light);
    line-height: 1;
}
.x29-meta-label {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--color-text-muted);
}

/* ================================
   Page header PHEAD-07 (compact, eyebrow + title + meta line)
   class root: .d27
   ================================ */
.d27 {
    padding: var(--space-2xl) 0 var(--space-lg);
    border-bottom: 1px solid var(--color-border);
}
.d27-inner {
    max-width: calc(var(--container-site) + 2 * var(--container-padding-desktop));
    margin: 0 auto;
    padding-inline: var(--container-padding-desktop);
}
.d27-eyebrow {
    display: inline-block;
    font-size: 12px;
    letter-spacing: 0.18em;
    font-weight: 700;
    text-transform: uppercase;
    color: var(--color-gradient-light);
    margin-bottom: var(--space-sm);
}
.d27-title {
    margin: 0 0 var(--space-sm);
    font-size: clamp(32px, 4vw, 52px);
}
.d27-meta {
    color: var(--color-text-muted);
    font-size: var(--fs-small);
    display: flex;
    gap: var(--space-sm);
    flex-wrap: wrap;
    align-items: center;
}

/* ================================
   Items-grid GRID-08 (3-col card with number badge)
   class root: .y82
   ================================ */
.y82 {
    padding: var(--space-2xl) 0;
}
.y82-inner {
    max-width: calc(var(--container-site) + 2 * var(--container-padding-desktop));
    margin: 0 auto;
    padding-inline: var(--container-padding-desktop);
}
.y82-heading {
    text-align: center;
    margin-bottom: var(--space-xl);
}
.y82-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-md);
}
.y82-item {
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--space-lg);
    position: relative;
    transition: border-color var(--motion-base), transform var(--motion-base);
}
.y82-item:hover {
    border-color: var(--color-accent);
    transform: translateY(-2px);
}
.y82-num {
    font-family: var(--font-display);
    font-size: 14px;
    font-weight: 800;
    color: var(--color-bg);
    background: var(--color-gradient-light);
    width: 36px;
    height: 36px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    margin-bottom: var(--space-sm);
}
.y82-title {
    font-size: 19px;
    margin-bottom: var(--space-2xs);
    color: var(--color-text);
}
.y82-text {
    color: var(--color-text-muted);
    font-size: 15px;
    margin: 0;
    line-height: 1.55;
}

/* ================================
   FAQ FAQ-05 (accordion w/ plus-minus glyph, separators)
   class root: .d30
   ================================ */
.d30 {
    padding: var(--space-2xl) 0;
    background: linear-gradient(180deg, transparent, rgba(35, 138, 254, 0.04));
}
.d30-inner {
    max-width: calc(var(--container-site) + 2 * var(--container-padding-desktop));
    margin: 0 auto;
    padding-inline: var(--container-padding-desktop);
}
.d30-heading {
    text-align: center;
    margin-bottom: var(--space-xl);
}
.d30-list {
    list-style: none;
    margin: 0;
    padding: 0;
    border-top: 1px solid var(--color-border);
}
.d30-item {
    border-bottom: 1px solid var(--color-border);
    margin: 0;
}
.d30-button {
    width: 100%;
    background: transparent;
    border: 0;
    color: var(--color-text);
    text-align: left;
    padding: var(--space-md) 0;
    font-family: var(--font-display);
    font-size: 18px;
    font-weight: 700;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--space-md);
    transition: color var(--motion-fast);
}
.d30-button:hover { color: var(--color-gradient-light); }
.d30-icon {
    position: relative;
    width: 22px;
    height: 22px;
    flex-shrink: 0;
}
.d30-icon::before, .d30-icon::after {
    content: "";
    position: absolute;
    background: var(--color-gradient-light);
    border-radius: 1px;
    transition: transform var(--motion-base);
}
.d30-icon::before {
    left: 0; right: 0; top: 50%;
    height: 2px;
    transform: translateY(-50%);
}
.d30-icon::after {
    top: 0; bottom: 0; left: 50%;
    width: 2px;
    transform: translateX(-50%);
}
.d30-button[aria-expanded="true"] .d30-icon::after {
    transform: translateX(-50%) scaleY(0);
}
.d30-panel {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--motion-base);
}
.d30-panel[hidden] { display: none; }
.d30-button[aria-expanded="true"] + .d30-panel { max-height: 1200px; }
.d30-answer {
    padding: 0 0 var(--space-md);
    color: var(--color-text-muted);
    line-height: 1.6;
    margin: 0;
}

/* ================================
   CTA-block CTA-07 (full-width band w/ gradient sweep)
   class root: .t52
   ================================ */
.t52 {
    padding: var(--space-2xl) 0;
}
.t52-inner {
    max-width: calc(var(--container-site) + 2 * var(--container-padding-desktop));
    margin: 0 auto;
    padding-inline: var(--container-padding-desktop);
}
.t52-card {
    background: linear-gradient(135deg, #14141d 0%, #1a1430 60%, #0f1f30 100%);
    border: 1px solid var(--color-accent);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    position: relative;
    overflow: hidden;
    text-align: center;
}
.t52-card::before {
    content: "";
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at center, rgba(198, 255, 0, 0.08), transparent 60%);
    pointer-events: none;
}
.t52-title {
    font-size: clamp(28px, 3.4vw, 40px);
    margin-bottom: var(--space-sm);
}
.t52-text {
    color: var(--color-text-muted);
    max-width: 580px;
    margin: 0 auto var(--space-md);
    font-size: 17px;
}
.t52-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 16px 36px;
    background: var(--color-gradient-light);
    color: #000;
    font-weight: 800;
    font-size: 15px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    border-radius: var(--radius-sm);
    transition: background var(--motion-fast), color var(--motion-fast);
}
.t52-btn:hover {
    background: #d6ff3a;
    color: #000;
}

/* ================================
   Inline-CTA INLINE-CTA-06 (horizontal banner pill at top of secondary pages)
   class root: .v22
   ================================ */
.v22 {
    margin: var(--space-lg) 0 var(--space-md);
    padding: var(--space-md);
}
.v22-inner {
    max-width: calc(var(--container-site) + 2 * var(--container-padding-desktop));
    margin: 0 auto;
    padding-inline: var(--container-padding-desktop);
}
.v22-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-md);
    flex-wrap: wrap;
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    border-left: 3px solid var(--color-gradient-light);
    border-radius: var(--radius-md);
    padding: var(--space-md) var(--space-lg);
}
.v22-text {
    color: var(--color-text);
    font-weight: 600;
    font-size: 16px;
    margin: 0;
}
.v22-btn {
    display: inline-flex;
    padding: 10px 22px;
    background: var(--color-accent);
    color: #fff;
    font-weight: 700;
    font-size: 13px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    border-radius: var(--radius-sm);
    transition: background var(--motion-fast), color var(--motion-fast);
}
.v22-btn:hover {
    background: var(--color-accent-pressed);
    color: #fff;
}

/* ================================
   Prose PROSE-08
   class root: .y04
   ================================ */
.y04 {
    padding: var(--space-xl) 0;
}
.y04-inner {
    max-width: calc(var(--container-site) + 2 * var(--container-padding-desktop));
    margin: 0 auto;
    padding-inline: var(--container-padding-desktop);
}
.y04 h2 {
    margin-top: var(--space-xl);
    padding-bottom: var(--space-2xs);
    border-bottom: 1px solid var(--color-border);
}
.y04 h2:first-child { margin-top: 0; }
.y04 h3 { margin-top: var(--space-lg); }
.y04 p {
    color: var(--color-text);
    font-size: 17px;
}
.y04 ul, .y04 ol { color: var(--color-text); }
.y04 ul li::marker { color: var(--color-gradient-light); }
.y04 strong { color: var(--color-gradient-light); font-weight: 700; }
.y04 a { color: var(--color-accent); border-bottom: 1px solid rgba(35, 138, 254, 0.4); }
.y04 a:hover { color: var(--color-gradient-light); border-bottom-color: var(--color-gradient-light); }
.y04-figure {
    margin: var(--space-lg) 0;
}
.y04-figure img {
    width: 100%;
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
}
.y04-figure figcaption {
    font-size: var(--fs-small);
    color: var(--color-text-muted);
    text-align: center;
    margin-top: var(--space-xs);
}
.y04-figrow {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-md);
    margin: var(--space-lg) 0;
}

/* ================================
   Legal-section LEGAL-06
   class root: .c57
   ================================ */
.c57 {
    padding: var(--space-xl) 0;
}
.c57-inner {
    max-width: calc(var(--container-site) + 2 * var(--container-padding-desktop));
    margin: 0 auto;
    padding-inline: var(--container-padding-desktop);
}
.c57-intro {
    color: var(--color-text-muted);
    font-size: 17px;
    border-left: 3px solid var(--color-accent);
    padding-left: var(--space-md);
    margin-bottom: var(--space-xl);
}
.c57-section {
    margin-bottom: var(--space-xl);
}
.c57-section h2 {
    font-size: 24px;
    margin-bottom: var(--space-sm);
    color: var(--color-gradient-light);
}
.c57-section p {
    color: var(--color-text);
    margin-bottom: var(--space-sm);
}
.c57-contacts {
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--space-md);
    margin-top: var(--space-xl);
}
.c57-contacts h3 {
    font-size: 18px;
    margin-bottom: var(--space-sm);
}
.c57-contacts ul {
    margin: 0;
    color: var(--color-text-muted);
}
.c57-disclaimer {
    font-size: var(--fs-small);
    color: var(--color-text-muted);
    font-style: italic;
    margin-top: var(--space-lg);
}

/* ================================
   Contact form FORM-05
   class root: .a72
   ================================ */
.a72 {
    padding: var(--space-2xl) 0;
}
.a72-inner {
    max-width: calc(var(--container-site) + 2 * var(--container-padding-desktop));
    margin: 0 auto;
    padding-inline: var(--container-padding-desktop);
}
.a72-grid {
    display: grid;
    grid-template-columns: 1fr 1.1fr;
    gap: var(--space-xl);
}
.a72-intro h2 {
    margin-bottom: var(--space-sm);
}
.a72-intro p {
    color: var(--color-text-muted);
}
.a72-form {
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--space-lg);
}
.a72-field {
    margin-bottom: var(--space-md);
}
.a72-field label {
    display: block;
    margin-bottom: 6px;
    font-weight: 600;
    font-size: 14px;
    color: var(--color-text);
}
.a72-field input, .a72-field textarea {
    width: 100%;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    color: var(--color-text);
    padding: 12px 14px;
    font-family: inherit;
    font-size: 15px;
    transition: border-color var(--motion-fast);
}
.a72-field input:focus, .a72-field textarea:focus {
    outline: 0;
    border-color: var(--color-accent);
}
.a72-field textarea {
    min-height: 140px;
    resize: vertical;
}
.a72-submit {
    background: var(--color-gradient-light);
    color: #000;
    border: 0;
    padding: 14px 28px;
    font-weight: 800;
    font-size: 14px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: background var(--motion-fast), color var(--motion-fast);
}
.a72-submit:hover { background: #d6ff3a; color: #000; }
.a72-success {
    display: none;
    margin-top: var(--space-md);
    padding: var(--space-sm);
    background: rgba(198, 255, 0, 0.08);
    border: 1px solid var(--color-gradient-light);
    border-radius: var(--radius-sm);
    color: var(--color-gradient-light);
}
.a72-success.is-visible { display: block; }

/* ================================
   Author byline BYLINE-04 (portrait left + name/role/date stacked)
   class root: .u18
   ================================ */
.u18 {
    padding: var(--space-xl) 0;
}
.u18-inner {
    max-width: calc(var(--container-site) + 2 * var(--container-padding-desktop));
    margin: 0 auto;
    padding-inline: var(--container-padding-desktop);
}
.u18-card {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md);
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
}
.u18-portrait {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    overflow: hidden;
    flex-shrink: 0;
    border: 2px solid var(--color-accent);
}
.u18-portrait img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.u18-info { display: flex; flex-direction: column; gap: 2px; }
.u18-name {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 16px;
    color: var(--color-text);
}
.u18-name a { color: var(--color-text); }
.u18-name a:hover { color: var(--color-gradient-light); }
.u18-role { color: var(--color-text-muted); font-size: 14px; }
.u18-date { color: var(--color-accent); font-size: 13px; }
.u18-label {
    font-size: 11px;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--color-text-muted);
    margin-right: 4px;
}

/* ================================
   Author card AUTH-01 (large portrait + name + bio + expertise)
   class root: .r48
   ================================ */
.r48 {
    padding: var(--space-2xl) 0;
}
.r48-inner {
    max-width: calc(var(--container-site) + 2 * var(--container-padding-desktop));
    margin: 0 auto;
    padding-inline: var(--container-padding-desktop);
}
.r48-card {
    display: grid;
    grid-template-columns: 220px 1fr;
    gap: var(--space-xl);
    align-items: start;
}
.r48-portrait {
    width: 220px;
    height: 220px;
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid var(--color-border);
}
.r48-portrait img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.r48-name {
    font-size: clamp(28px, 3vw, 36px);
    margin-bottom: var(--space-2xs);
}
.r48-role {
    color: var(--color-gradient-light);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-size: 13px;
    font-weight: 700;
    margin-bottom: var(--space-md);
}
.r48-bio {
    color: var(--color-text);
    font-size: 17px;
    margin-bottom: var(--space-md);
}
.r48-expertise-label {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--color-text-muted);
    margin-bottom: var(--space-2xs);
}
.r48-expertise {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2xs);
    list-style: none;
    padding: 0;
    margin: 0 0 var(--space-md);
}
.r48-expertise li {
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-pill);
    padding: 6px 14px;
    font-size: 13px;
    color: var(--color-text);
    margin: 0;
}
.r48-articles {
    margin-top: var(--space-xl);
    padding-top: var(--space-lg);
    border-top: 1px solid var(--color-border);
}
.r48-articles-heading {
    font-size: 20px;
    margin-bottom: var(--space-md);
}
.r48-articles-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}
.r48-articles-item {
    margin: 0;
    padding: var(--space-sm);
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    display: flex;
    justify-content: space-between;
    gap: var(--space-md);
    align-items: center;
    flex-wrap: wrap;
}
.r48-articles-item a { color: var(--color-text); font-weight: 600; }
.r48-articles-item a:hover { color: var(--color-gradient-light); }
.r48-articles-date { color: var(--color-text-muted); font-size: 13px; }

/* ================================
   Error block ERR-07 (404)
   class root: .b70
   ================================ */
.b70 {
    padding: var(--space-3xl) 0;
    text-align: center;
}
.b70-inner {
    max-width: calc(var(--container-site) + 2 * var(--container-padding-desktop));
    margin: 0 auto;
    padding-inline: var(--container-padding-desktop);
}
.b70-code {
    font-family: var(--font-display);
    font-size: clamp(80px, 14vw, 180px);
    font-weight: 800;
    line-height: 0.9;
    color: var(--color-gradient-light);
    margin-bottom: var(--space-md);
}
.b70-title {
    font-size: clamp(28px, 3.4vw, 40px);
    margin-bottom: var(--space-sm);
}
.b70-text {
    color: var(--color-text-muted);
    max-width: 540px;
    margin: 0 auto var(--space-lg);
}
.b70-btn {
    display: inline-flex;
    padding: 14px 32px;
    background: var(--color-accent);
    color: #fff;
    font-weight: 700;
    text-transform: uppercase;
    font-size: 14px;
    letter-spacing: 0.08em;
    border-radius: var(--radius-sm);
}
.b70-btn:hover { background: var(--color-accent-pressed); color: #fff; }

/* ================================
   Footer FOOT-05 (4-col: brand-block / nav / legal / contact + bottom row)
   class root: .d84
   ================================ */
.d84 {
    background: #050508;
    border-top: 1px solid var(--color-border);
    padding: var(--space-2xl) 0 var(--space-md);
    color: var(--color-text-muted);
    font-size: 15px;
}
.d84-inner {
    max-width: calc(var(--container-site) + 2 * var(--container-padding-desktop));
    margin: 0 auto;
    padding-inline: var(--container-padding-desktop);
}
.d84-grid {
    display: grid;
    grid-template-columns: 1.4fr 1fr 1fr 1fr;
    gap: var(--space-xl);
    margin-bottom: var(--space-xl);
}
.d84-brand img {
    height: 64px;
    width: auto;
    mix-blend-mode: screen;
    margin-bottom: var(--space-sm);
}
.d84-tagline {
    color: var(--color-text-muted);
    line-height: 1.5;
    font-size: 14px;
    margin: 0;
}
.d84-col h3 {
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--color-text);
    margin-bottom: var(--space-sm);
}
.d84-col ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.d84-col li { margin: 0; }
.d84-col a {
    color: var(--color-text-muted);
    transition: color var(--motion-fast);
}
.d84-col a:hover { color: var(--color-gradient-light); }
.d84-bottom {
    border-top: 1px solid var(--color-border);
    padding-top: var(--space-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--space-md);
    flex-wrap: wrap;
}
.d84-copy {
    font-size: 13px;
    color: var(--color-text-muted);
    margin: 0;
}
.d84-badges {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    color: var(--color-text-muted);
    font-size: 13px;
}
.d84-badge {
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    padding: 4px 10px;
    font-weight: 700;
    font-size: 12px;
    letter-spacing: 0.06em;
    color: var(--color-gradient-light);
}

/* ================================
   Cookie banner COOK-07 (bottom full-width with backdrop)
   class root: .x42
   ================================ */
.x42 {
    position: fixed;
    bottom: 16px;
    left: 50%;
    transform: translateX(-50%);
    max-width: 920px;
    width: calc(100% - 32px);
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-accent);
    border-radius: var(--radius-md);
    padding: 18px 22px;
    z-index: 150;
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.5);
    display: none;
}
.x42.is-visible { display: block; }
.x42-inner {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    flex-wrap: wrap;
}
.x42-text {
    flex: 1 1 360px;
    color: var(--color-text);
    margin: 0;
    font-size: 14px;
    line-height: 1.5;
}
.x42-buttons {
    display: flex;
    gap: var(--space-2xs);
    flex-shrink: 0;
}
.x42-button {
    background: transparent;
    border: 1px solid var(--color-border);
    color: var(--color-text);
    padding: 10px 18px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-weight: 700;
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    transition: background var(--motion-fast), color var(--motion-fast), border-color var(--motion-fast);
}
.x42-button:hover {
    background: var(--color-border);
    color: var(--color-gradient-light);
    border-color: var(--color-gradient-light);
}
.x42-button-primary {
    background: var(--color-gradient-light);
    color: #000;
    border-color: var(--color-gradient-light);
}
.x42-button-primary:hover {
    background: #d6ff3a;
    color: #000;
    border-color: #d6ff3a;
}

/* ================================
   RG banner (above header, fixed stacking)
   ================================ */
.rg-banner {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 101;
    background: var(--color-rg-banner);
    color: #fff;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    text-align: center;
    padding: 6px 14px;
    min-height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.i52 { top: 28px; }
body { padding-top: calc(var(--header-height-desktop) + 28px); }

/* ================================
   Responsive — Tablet
   ================================ */
@media (max-width: 1024px) {
    .x29-inner {
        grid-template-columns: 1fr;
        gap: var(--space-lg);
    }
    .y82-list {
        grid-template-columns: repeat(2, 1fr);
    }
    .d84-grid {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-lg);
    }
    .a72-grid {
        grid-template-columns: 1fr;
        gap: var(--space-lg);
    }
    .r48-card {
        grid-template-columns: 1fr;
        gap: var(--space-md);
    }
    .r48-portrait { width: 180px; height: 180px; }
}

/* ================================
   Responsive — Mobile (BP-01)
   ================================ */
@media (max-width: 720px) {
    body {
        padding-top: calc(var(--header-height-mobile) + 28px);
    }
    .i52-inner {
        min-height: var(--header-height-mobile);
        padding-inline: var(--container-padding-mobile);
    }
    .i52-logo img { height: 60px; }
    .i52-nav, .i52-auth { display: none; }
    .i52-toggle { display: inline-flex; }
    .x29 {
        padding: var(--space-xl) 0;
    }
    .x29-title {
        font-size: clamp(34px, 8vw, 44px);
    }
    .y82-list {
        grid-template-columns: 1fr;
    }
    .d84-grid {
        grid-template-columns: 1fr;
    }
    .d84-bottom {
        flex-direction: column;
        text-align: center;
    }
    .v22-row {
        flex-direction: column;
        align-items: flex-start;
    }
    .y04-figrow {
        grid-template-columns: 1fr;
    }
    .x29-meta { gap: var(--space-sm); }
    .x29-meta-value { font-size: 22px; }
    .t52-card { padding: var(--space-lg); }
    .x42 {
        bottom: 0;
        left: 0;
        right: 0;
        width: 100%;
        max-width: none;
        transform: none;
        border-radius: 0;
        padding: 12px 14px !important;
        gap: 8px !important;
        font-size: 13px !important;
        line-height: 1.35 !important;
    }
    .x42-text {
        font-size: 13px !important;
    }
    .x42-button {
        padding: 8px 14px !important;
        font-size: 12px !important;
        min-height: 36px !important;
    }
    .x42-buttons { width: 100%; justify-content: stretch; }
    .x42-buttons .x42-button { flex: 1; }
}