/* ═══ DESIGN TOKENS ══════════════════════════════════════════
   Background textures (Transparent Textures) — change URLs here:
   --tx-hero     → only the full-screen hero (under the gradient + grid overlays)
   --tx-body     → body + Blueprint section (scroll areas without their own image)
   --tx-concept  → Concept section only
   --tx-track    → track cards + now-playing bar
   --tx-footer   → footer only
*/
:root {
    --bg:             #070604;
    --bg-surface:     #0d0b09;
    --bg-raised:      #151210;
    --text:           #d8d2ca;
    --text-muted:     #9a8e82;
    --text-faint:     #5e5248;
    --accent:         #d8d2ca;
    --border:         #3a3228;
    --border-subtle:  #252018;
    --glow:           rgba(216,210,202,0.03);
    --shadow:         rgba(0,0,0,0.7);
    --tx-hero:        url("https://www.transparenttextures.com/patterns/ice-age.png");
    --tx-body:        url("https://www.transparenttextures.com/patterns/dark-wall.png");
    --tx-concept:     url("https://www.transparenttextures.com/patterns/noise-pattern-with-subtle-cross-lines.png");
    --tx-track:       url("https://www.transparenttextures.com/patterns/black-paper.png");
    --tx-footer:      url("https://www.transparenttextures.com/patterns/dark-wood.png");
    --font-heading:   'Cinzel', serif;
    --font-body:      'Montserrat', sans-serif;
}

[data-theme="light"] {
    --bg:             #ede6db;
    --bg-surface:     #e6ddd0;
    --bg-raised:      #ddd3c2;
    --text:           #1c1714;
    --text-muted:     #5e4e3c;
    --text-faint:     #8a7a68;
    --accent:         #2a1e14;
    --border:         #c8b8a6;
    --border-subtle:  #ddd0c0;
    --glow:           rgba(28,23,20,0.05);
    --shadow:         rgba(100,80,60,0.2);
    --tx-hero:        url("https://www.transparenttextures.com/patterns/smooth-wall-light.png");
    --tx-body:        url("https://www.transparenttextures.com/patterns/stucco.png");
    --tx-concept:     url("https://www.transparenttextures.com/patterns/egg-shell.png");
    --tx-track:       url("https://www.transparenttextures.com/patterns/cardboard.png");
    --tx-footer:      url("https://www.transparenttextures.com/patterns/old-wall.png");
}

/* ═══ BASE ═══════════════════════════════════════════════════ */
*, *::before, *::after { box-sizing: border-box; }

body {
    background-color: var(--bg);
    background-image: var(--tx-body);
    color: var(--text);
    font-family: var(--font-body);
    transition: background-color 0.45s ease, color 0.45s ease;
}

h1, h2, h3, .cinzel { font-family: var(--font-heading); }

/* ═══ CUSTOM CURSOR ═════════════════════════════════════════ */
@media (hover: hover) and (pointer: fine) {
    body.custom-cursor,
    body.custom-cursor * {
        cursor: none !important;
    }

    .cursor-dot {
        position: fixed;
        left: 0;
        top: 0;
        z-index: 9999;
        pointer-events: none;
        opacity: 0;
        transform: translate3d(0, 0, 0);
        transition: opacity 0.18s ease, width 0.18s ease, height 0.18s ease, border-color 0.18s ease, background-color 0.18s ease;
        color: var(--text);
        filter: drop-shadow(0 0 8px color-mix(in srgb, var(--text) 28%, transparent));
    }

    .cursor-dot {
        width: 18px;
        height: 24px;
    }

    .cursor-dot::before,
    .cursor-dot::after {
        content: '';
        position: absolute;
        display: block;
    }

    .cursor-dot::before {
        left: 0;
        top: 0;
        width: 15px;
        height: 21px;
        background: currentColor;
        clip-path: polygon(0 0, 15px 8px, 8px 10px, 12px 19px, 8px 21px, 4px 12px, 0 16px);
        opacity: 0.9;
    }

    .cursor-dot::after {
        left: 3px;
        top: 3px;
        width: 7px;
        height: 12px;
        border-left: 1px solid color-mix(in srgb, var(--bg) 70%, transparent);
        border-top: 1px solid color-mix(in srgb, var(--bg) 70%, transparent);
        opacity: 0.55;
    }

    body.cursor-ready .cursor-dot {
        opacity: 1;
    }

    body.cursor-hover .cursor-dot {
        color: var(--accent);
    }
}

/* ═══ SCROLLBAR ══════════════════════════════════════════════ */
::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-muted); }

/* ═══ NOISE OVERLAY ══════════════════════════════════════════ */
.noise-overlay {
    position: fixed; inset: 0;
    pointer-events: none; z-index: 50;
    opacity: 0.028;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ═══ NAV ════════════════════════════════════════════════════ */
.site-nav {
    background: color-mix(in srgb, var(--bg) 72%, transparent);
    border-bottom: 1px solid var(--border-subtle);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    transition: background 0.45s, border-color 0.45s;
}
.mobile-menu-btn {
    width: 34px;
    height: 34px;
    border: 1px solid var(--border-subtle);
    background: color-mix(in srgb, var(--bg-surface) 72%, transparent);
    color: var(--text);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    transition: border-color 0.2s, color 0.2s, background 0.2s;
}
.mobile-menu-btn svg {
    width: 17px;
    height: 17px;
}
.mobile-menu-btn[aria-expanded="true"] {
    border-color: var(--text-muted);
    color: var(--accent);
    background: var(--bg-raised);
}
nav .mobile-menu,
.site-nav .mobile-menu,
.mobile-menu {
    position: fixed !important;
    left: 1rem;
    right: 1rem;
    top: 72px;
    z-index: 70;
    display: none;
    flex-direction: column;
    gap: 0;
    margin: 0;
    padding: 0.35rem;
    border: 1px solid var(--border);
    background-color: var(--bg-surface);
    background-image: var(--tx-track);
    box-shadow: 0 22px 50px rgba(0, 0, 0, 0.55);
    opacity: 0;
    transform: translateY(-8px);
    pointer-events: none;
    transition: opacity 0.22s ease, transform 0.22s ease;
    width: auto;
    max-width: none;
}
.mobile-menu.open {
    display: flex !important;
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
}
.mobile-menu .nav-link {
    display: block;
    width: 100%;
    padding: 0.95rem 1rem;
    border-bottom: 1px solid var(--border-subtle);
    letter-spacing: 0.32em;
    text-align: left;
    text-decoration: none;
    background: transparent;
}
.mobile-menu .nav-link:last-child {
    border-bottom: 0;
}
.mobile-menu .nav-link.active {
    background: rgba(255, 255, 255, 0.05);
}

/* ═══ THEME TOGGLE ═══════════════════════════════════════════ */
.theme-toggle {
    display: flex; align-items: center; gap: 8px;
    cursor: pointer; user-select: none;
}
.toggle-pill {
    width: 46px; height: 24px;
    background: var(--bg-raised);
    border: 1px solid var(--border);
    border-radius: 9999px;
    position: relative;
    transition: background 0.35s, border-color 0.35s;
}
.toggle-thumb {
    position: absolute;
    top: 3px; left: 3px;
    width: 16px; height: 16px;
    border-radius: 50%;
    background: var(--text-muted);
    display: flex; align-items: center; justify-content: center;
    transition: transform 0.35s cubic-bezier(.4,0,.2,1), background 0.35s;
}
[data-theme="light"] .toggle-pill  { background: var(--bg-raised); border-color: var(--border); }
[data-theme="light"] .toggle-thumb { transform: translateX(22px); background: var(--accent); }
.toggle-icon { width: 9px; height: 9px; }

/* ═══ HERO ═══════════════════════════════════════════════════
   Hero has its own base texture (--tx-hero), then gradients on top.
   Body (--tx-body) no longer shows through here, so hero ≠ concept. */
.hero-section {
    position: relative;
    isolation: isolate;
    background-color: var(--bg);
    --parallax-x: 0px;
    --parallax-y: 0px;
    --ambience-level: 0;
    /* First layer = top. Keep overlays translucent or they fully hide --tx-hero (bottom layer). */
    background-image:
        radial-gradient(ellipse 70% 65% at 22% 28%, color-mix(in srgb, var(--accent) 8%, transparent) 0%, transparent 55%),
        radial-gradient(ellipse 80% 70% at 85% 80%, color-mix(in srgb, var(--bg-raised) 42%, transparent) 0%, transparent 58%),
        linear-gradient(180deg,
            color-mix(in srgb, var(--bg-surface) 28%, transparent) 0%,
            transparent 38%,
            color-mix(in srgb, var(--bg) 40%, transparent) 100%),
        var(--tx-hero);
    background-repeat: no-repeat, no-repeat, no-repeat, repeat;
}
.hero-section::after {
    content: '';
    position: absolute;
    inset: -12%;
    z-index: -1;
    pointer-events: none;
    opacity: 0;
    background:
        radial-gradient(circle at calc(50% + var(--parallax-x)) calc(46% + var(--parallax-y)), color-mix(in srgb, var(--text) 9%, transparent) 0%, transparent 32%),
        linear-gradient(105deg, transparent 0%, color-mix(in srgb, var(--text-muted) 7%, transparent) 48%, transparent 62%);
    transform: translate3d(calc(var(--parallax-x) * -0.18), calc(var(--parallax-y) * -0.18), 0);
    transition: opacity 0.6s ease;
}
body.audio-playing .hero-section::after { opacity: 1; animation: ambienceBreath 7s ease-in-out infinite; }
[data-theme="light"] .hero-section {
    background-image:
        radial-gradient(ellipse 70% 65% at 22% 28%, color-mix(in srgb, var(--accent) 6%, transparent) 0%, transparent 55%),
        radial-gradient(ellipse 80% 70% at 85% 80%, color-mix(in srgb, var(--bg-raised) 55%, transparent) 0%, transparent 58%),
        linear-gradient(180deg,
            color-mix(in srgb, var(--bg-surface) 32%, transparent) 0%,
            transparent 36%,
            color-mix(in srgb, var(--bg) 28%, transparent) 100%),
        var(--tx-hero);
    background-repeat: no-repeat, no-repeat, no-repeat, repeat;
}
.hero-texture {
    position: absolute; inset: 0; pointer-events: none; z-index: -1;
    opacity: 0.45;
    background-image:
        linear-gradient(to right, var(--border-subtle) 1px, transparent 1px),
        linear-gradient(to bottom, var(--border-subtle) 1px, transparent 1px);
    background-size: clamp(80px, 9vw, 140px) clamp(80px, 9vw, 140px);
    -webkit-mask-image: radial-gradient(ellipse 65% 55% at 50% 45%, rgba(0,0,0,0.55) 0%, transparent 70%);
            mask-image: radial-gradient(ellipse 65% 55% at 50% 45%, rgba(0,0,0,0.55) 0%, transparent 70%);
    transform: translate3d(calc(var(--parallax-x) * -0.08), calc(var(--parallax-y) * -0.08), 0);
    transition: transform 0.18s ease-out;
}
.hero-content {
    transform: translate3d(calc(var(--parallax-x) * 0.045), calc(var(--parallax-y) * 0.045), 0);
    transition: transform 0.18s ease-out;
}
.album-title {
    transform: translate3d(calc(var(--parallax-x) * 0.035), calc(var(--parallax-y) * 0.035), 0);
    transition: transform 0.18s ease-out, text-shadow 0.35s ease;
}
body.audio-playing .album-title {
    text-shadow: 0 0 calc(10px + var(--ambience-level) * 18px) color-mix(in srgb, var(--text) 12%, transparent);
}
.hero-vignette {
    position: absolute; inset: 0; pointer-events: none; z-index: -1;
    background: radial-gradient(ellipse 100% 100% at 50% 100%, color-mix(in srgb, var(--bg) 60%, transparent) 0%, transparent 50%);
    opacity: calc(0.78 + var(--ambience-level) * 0.18);
}

/* ═══ HERO PAPER CARD ═══════════════════════════════════════ */
.hero-paper {
    --paper:           #f1e6cc;
    --paper-2:         #e6d6b3;
    --paper-shade:     #d6c39c;
    --paper-ink:       #1f150d;
    --paper-ink-muted: #5b483a;
    --paper-ink-faint: #8c7864;

    position: relative;
    width: 100%;
    max-width: 500px;
    padding: 3rem 2.4rem 2.4rem;
    color: var(--paper-ink);
    background-color: var(--paper);
    background-image:
        radial-gradient(ellipse 70% 55% at 14% 8%,  rgba(255,247,222,0.55), transparent 65%),
        radial-gradient(ellipse 60% 60% at 88% 92%, rgba(120,80,30,0.18),    transparent 60%),
        radial-gradient(circle at 78% 22%,          rgba(140,90,40,0.04) 0 120px, transparent 121px),
        repeating-linear-gradient(112deg, transparent 0 3px, rgba(80,50,20,0.022) 3px 4px),
        repeating-linear-gradient( 28deg, transparent 0 5px, rgba(80,50,20,0.018) 5px 6px),
        linear-gradient(160deg, var(--paper) 0%, var(--paper-2) 100%);
    border-radius: 4px 6px 3px 5px;
    transform: rotate(-0.7deg);
    box-shadow:
        0 1px 0 rgba(255,240,210,0.45),
        0 3px 8px  rgba(0,0,0,0.35),
        0 14px 28px rgba(0,0,0,0.45),
        0 32px 60px rgba(0,0,0,0.40),
        inset 0 0 0 1px rgba(120,90,50,0.10),
        inset 0 -10px 24px rgba(120,80,40,0.07);
    isolation: isolate;
}
.hero-paper::before {
    content: '';
    position: absolute;
    inset: 0;
    pointer-events: none;
    border-radius: inherit;
    background:
        radial-gradient(ellipse at 88% 92%, rgba(110,75,30,0.10), transparent 38%),
        radial-gradient(ellipse at 8% 96%,  rgba(110,75,30,0.07), transparent 36%);
    mix-blend-mode: multiply;
    z-index: 0;
}
.hero-paper::after {
    content: '';
    position: absolute;
    inset: -1px;
    border-radius: inherit;
    pointer-events: none;
    box-shadow:
        inset  1px  0 0 rgba(60,40,20,0.06),
        inset -1px  0 0 rgba(60,40,20,0.10),
        inset  0  1px 0 rgba(255,245,210,0.35),
        inset  0 -1px 0 rgba(60,40,20,0.18);
    z-index: 0;
}
.hero-paper-inner {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    gap: 1.4rem;
    align-items: center;
    text-align: center;
}

/* Tape strips */
.paper-tape {
    position: absolute;
    top: -14px;
    width: 118px;
    height: 28px;
    z-index: 3;
    background-color: rgba(245,232,178,0.62);
    background-image:
        linear-gradient(180deg, rgba(255,255,255,0.18), rgba(255,255,255,0) 40%, rgba(0,0,0,0.05) 100%),
        repeating-linear-gradient(90deg, transparent 0 12px, rgba(0,0,0,0.035) 12px 14px),
        repeating-linear-gradient( 0deg, transparent 0  9px, rgba(0,0,0,0.025)  9px 10px);
    box-shadow:
        0 2px 4px rgba(0,0,0,0.25),
        0 6px 14px rgba(0,0,0,0.18),
        inset 0 0 0 1px rgba(180,150,60,0.18);
    backdrop-filter: blur(1.5px);
    -webkit-backdrop-filter: blur(1.5px);
}
.paper-tape--left  { left: 18%;  transform: translateX(-50%) rotate(-7deg); }
.paper-tape--right { right: 18%; transform: translateX(50%)  rotate(7deg);  }

/* Stamp — bottom right corner now, out of the way */
.paper-stamp {
    position: absolute;
    bottom: 14px;
    right: 16px;
    z-index: 2;
    font-family: var(--font-body);
    font-size: 0.55rem;
    letter-spacing: 0.22em;
    font-weight: 600;
    text-transform: uppercase;
    color: rgba(125,28,18,0.5);
    border: 1.4px solid rgba(125,28,18,0.4);
    padding: 4px 9px 3px;
    border-radius: 2px;
    transform: rotate(-6deg);
    pointer-events: none;
    filter: blur(0.25px) contrast(0.94);
    background: transparent;
}

/* Inner content overrides — text reads as ink on paper */
.paper-eyebrow {
    color: var(--paper-ink-muted);
    font-size: 0.65rem;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    font-weight: 500;
    opacity: 0.92;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 0.55em;
    white-space: nowrap;
}
.paper-eyebrow__sep {
    opacity: 0.5;
}
.hero-paper .album-title {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.55rem;
}
.hero-paper .album-title h1 {
    color: var(--paper-ink);
    text-shadow: 0 1px 0 rgba(255,245,215,0.5);
    line-height: 0.95;
}
body.audio-playing .hero-paper .album-title {
    text-shadow:
        0 1px 0 rgba(255,245,215,0.5),
        0 0 calc(8px + var(--ambience-level) * 14px) rgba(31,21,13,0.18);
}
.hero-paper .album-title .album-subtitle {
    color: var(--paper-ink-muted);
    margin-top: 0.1rem;
}
.hero-paper .paper-rule {
    width: 64px;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--paper-ink-faint) 20%, var(--paper-ink-faint) 80%, transparent);
    opacity: 0.7;
    align-self: center;
}
.hero-paper .paper-lede {
    color: var(--paper-ink-muted);
    font-size: 0.95rem;
    max-width: 36ch;
    line-height: 1.65;
}
.paper-actions {
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.6rem;
    padding-top: 0.3rem;
}
.paper-actions .btn-primary,
.paper-actions .btn-outline {
    white-space: nowrap;
    min-width: 150px;
    justify-content: center;
}
.paper-stats {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1.4rem;
    padding-top: 0.5rem;
    width: 100%;
}
.paper-stats__cell {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.2rem;
}
.paper-stats__num {
    color: var(--paper-ink);
    font-size: 1.15rem;
    letter-spacing: 0.05em;
}
.paper-stats__label {
    color: var(--paper-ink-faint);
    font-size: 0.6rem;
    letter-spacing: 0.22em;
    text-transform: uppercase;
}
.paper-stats__div {
    width: 1px;
    height: 26px;
    background: var(--paper-ink-faint);
    opacity: 0.4;
}

/* Buttons on paper */
.hero-paper .btn-primary {
    background-color: var(--paper-ink);
    color: var(--paper);
    border-color: var(--paper-ink);
    box-shadow: 0 1px 0 rgba(255,245,215,0.4), 0 2px 4px rgba(0,0,0,0.18);
}
.hero-paper .btn-primary:hover {
    background-color: #2a1c12;
    color: #fff5dc;
}
.hero-paper .btn-outline {
    color: var(--paper-ink);
    border-color: rgba(60,40,20,0.4);
    background-color: transparent;
}
.hero-paper .btn-outline:hover {
    background-color: rgba(60,40,20,0.07);
    border-color: var(--paper-ink);
    color: var(--paper-ink);
}

@media (max-width: 768px) {
    .hero-paper {
        max-width: 100%;
        transform: rotate(-0.35deg);
        padding: 2.3rem 1.4rem 2rem;
    }
    .paper-tape { width: 92px; height: 22px; top: -10px; }
    .paper-tape--left  { left: 22%; }
    .paper-tape--right { right: 22%; }
    .paper-stamp { right: 10px; bottom: 10px; font-size: 0.5rem; }
    .paper-stats { gap: 1rem; }
    .paper-eyebrow { font-size: 0.6rem; gap: 0.4em; }
    .paper-actions .btn-primary,
    .paper-actions .btn-outline { min-width: 0; flex: 1 1 auto; }
}

@media (prefers-reduced-motion: reduce) {
    .hero-paper { transform: none; }
}

/* ═══ ALBUM COVER ════════════════════════════════════════════ */
.cover-frame {
    position: relative;
    padding: clamp(10px, 1.35vw, 16px);
    border: 1px solid var(--border);
    background:
        linear-gradient(135deg, color-mix(in srgb, var(--text-faint) 55%, transparent) 0%, transparent 34%, color-mix(in srgb, var(--border) 72%, transparent) 100%),
        linear-gradient(180deg, var(--bg-raised), var(--bg-surface));
    overflow: hidden;
    box-shadow:
        0 22px 65px color-mix(in srgb, var(--shadow) 76%, transparent),
        inset 0 0 0 1px color-mix(in srgb, var(--text) 8%, transparent),
        inset 0 0 26px color-mix(in srgb, var(--shadow) 72%, transparent);
    transform: perspective(900px) rotateX(var(--cover-tilt-y, 0deg)) rotateY(var(--cover-tilt-x, 0deg));
    transition: transform 0.35s ease, box-shadow 0.35s ease;
}
.cover-frame::before {
    content: '';
    position: absolute;
    inset: clamp(5px, 0.75vw, 9px);
    z-index: 2;
    pointer-events: none;
    border: 1px solid color-mix(in srgb, var(--text-muted) 34%, transparent);
    box-shadow:
        inset 0 0 0 1px color-mix(in srgb, var(--bg) 62%, transparent),
        inset 0 0 18px color-mix(in srgb, var(--shadow) 58%, transparent);
}
.cover-frame::after {
    content: '';
    position: absolute;
    inset: clamp(10px, 1.35vw, 16px);
    z-index: 3;
    pointer-events: none;
    opacity: 0;
    background:
        radial-gradient(circle at var(--glint-x, 50%) var(--glint-y, 50%), color-mix(in srgb, var(--text) 22%, transparent) 0%, transparent 28%),
        linear-gradient(115deg, transparent 35%, color-mix(in srgb, var(--text) 10%, transparent) 48%, transparent 58%);
    mix-blend-mode: screen;
    transition: opacity 0.25s ease;
}
.cover-frame:hover {
    box-shadow:
        0 30px 80px color-mix(in srgb, var(--shadow) 86%, transparent),
        inset 0 0 0 1px color-mix(in srgb, var(--text) 12%, transparent),
        inset 0 0 28px color-mix(in srgb, var(--shadow) 70%, transparent);
}
.cover-frame:hover::after { opacity: 0.72; }
.cover-frame img {
    display: block; width: 100%;
    position: relative;
    z-index: 1;
    border: 1px solid var(--border-subtle);
    box-shadow: 0 0 0 1px color-mix(in srgb, var(--bg) 80%, transparent);
}
.cover-shadow {
    position: absolute;
    inset: -40px;
    background: radial-gradient(ellipse at center, var(--glow) 0%, transparent 68%);
    z-index: -1; pointer-events: none;
}

/* ═══ ORNAMENT DIVIDER ═══════════════════════════════════════ */
.ornament {
    display: flex; align-items: center; gap: 14px;
    color: var(--text-faint);
}
.ornament::before, .ornament::after {
    content: ''; flex: 1; height: 1px;
}
.ornament::before { background: linear-gradient(to right, transparent, var(--border)); }
.ornament::after  { background: linear-gradient(to left,  transparent, var(--border)); }

/* ═══ SECTION LABELS ═════════════════════════════════════════ */
.eyebrow {
    font-size: 0.62rem;
    letter-spacing: 0.38em;
    text-transform: uppercase;
    color: var(--text-muted);
}

/* ═══ CONCEPT SECTION ════════════════════════════════════════ */
.concept-section {
    background-color: var(--bg-surface);
    background-image: var(--tx-concept);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    transition: background-color 0.45s;
}

/* ═══ FOOTER ═════════════════════════════════════════════════ */
.site-footer {
    background-color: var(--bg-surface);
    background-image: var(--tx-footer);
    border-top: 1px solid var(--border);
    transition: background-color 0.45s;
}

/* ═══ BUTTONS ════════════════════════════════════════════════ */
.btn-primary {
    font-family: var(--font-heading);
    font-size: 0.7rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    padding: 0.9rem 2.2rem;
    background: var(--accent);
    color: var(--bg);
    border: 1px solid transparent;
    cursor: pointer;
    transition: opacity 0.25s;
}
.btn-primary:hover { opacity: 0.82; }

.btn-outline {
    font-family: var(--font-heading);
    font-size: 0.7rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    padding: 0.9rem 2.2rem;
    background: transparent;
    color: var(--text);
    border: 1px solid var(--border);
    cursor: pointer;
    display: inline-flex; align-items: center; justify-content: center; gap: 8px;
    transition: border-color 0.25s, color 0.25s;
}
.btn-outline:hover { border-color: var(--text-muted); color: var(--accent); }

/* ═══ SOCIAL ═════════════════════════════════════════════════ */
.social-link {
    color: var(--text-muted);
    transition: color 0.25s;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    text-decoration: none;
}
.social-link svg {
    width: 19px;
    height: 19px;
    display: block;
    fill: none;
    stroke: currentColor;
}
.social-link:hover { color: var(--text); }

.site-footer.footer-pad-for-player {
    padding-bottom: clamp(9rem, 14vh, 12rem) !important;
}
.site-footer.footer-pad-for-player .footer-credit {
    display: block;
    transform: translateY(-1.75rem);
}
.nav-link {
    color: var(--text-muted);
    transition: color 0.25s, opacity 0.25s;
    opacity: 0.85;
}
.nav-link:hover,
.nav-link.active {
    color: var(--text);
    opacity: 1;
}

/* ═══ SCROLL HINT ════════════════════════════════════════════ */
@keyframes scrollBob {
    0%, 100% { transform: translateY(0); }
    50%       { transform: translateY(6px); }
}
.scroll-hint { animation: scrollBob 2.4s ease-in-out infinite; }

@keyframes ambienceBreath {
    0%, 100% { opacity: 0.45; filter: blur(0px); }
    50%      { opacity: 0.82; filter: blur(1px); }
}

@keyframes scanSweep {
    0%   { transform: translateX(-125%); opacity: 0; }
    18%  { opacity: 0.75; }
    100% { transform: translateX(135%); opacity: 0; }
}

@keyframes lyricRecover {
    to { opacity: 1; filter: blur(0); transform: translateY(0); }
}

@keyframes visualPulse {
    0%, 100% { transform: scaleY(0.22); opacity: 0.42; }
    50%      { transform: scaleY(1); opacity: 1; }
}

@keyframes introDraw {
    0%   { clip-path: inset(0 100% 0 0); opacity: 0; }
    20%  { opacity: 1; }
    100% { clip-path: inset(0 0 0 0); opacity: 1; }
}

@keyframes introFade {
    0%, 70% { opacity: 1; visibility: visible; }
    100%    { opacity: 0; visibility: hidden; }
}

/* Iris reveal — kept as backup, see toggleTheme() in script.js
@keyframes themeFade {
    0%   { opacity: 0; }
    42%  { opacity: 1; }
    58%  { opacity: 1; }
    100% { opacity: 0; }
}
@keyframes themeIris {
    0%   { opacity: 1; clip-path: circle(0 at var(--theme-x, 50%) var(--theme-y, 50%)); }
    55%  { opacity: 1; clip-path: circle(150vmax at var(--theme-x, 50%) var(--theme-y, 50%)); }
    100% { opacity: 0; clip-path: circle(150vmax at var(--theme-x, 50%) var(--theme-y, 50%)); }
}
*/

@keyframes fractureFlicker {
    0%, 100% { opacity: 0.42; transform: translateX(0); }
    24%      { opacity: 0.7; transform: translateX(-1px); }
    38%      { opacity: 0.25; transform: translateX(1px); }
    58%      { opacity: 0.6; transform: translateX(0); }
}

/* ═══ BLUEPRINT SECTION ════════════════════════════════════ */
.blueprint-section {
    background-color: var(--bg);
    background-image: var(--tx-body);
    transition: background-color 0.45s;
}
.blueprint-card {
    background-color: var(--bg-surface);
    background-image: var(--tx-track);
    border: 1px solid var(--border-subtle);
    padding: 2rem;
    position: relative;
    overflow: hidden;
    opacity: 0;
    transform: translateY(18px);
    transition: opacity 0.7s ease, transform 0.7s ease, border-color 0.3s, background-color 0.3s;
    transition-delay: var(--reveal-delay, 0ms), var(--reveal-delay, 0ms), 0ms, 0ms;
}
.blueprint-card.is-visible {
    opacity: 1;
    transform: translateY(0);
}
.blueprint-card::before {
    content: '';
    position: absolute;
    inset: 0;
    pointer-events: none;
    background:
        linear-gradient(90deg, transparent, color-mix(in srgb, var(--text) 9%, transparent), transparent),
        linear-gradient(to right, color-mix(in srgb, var(--border) 60%, transparent) 1px, transparent 1px),
        linear-gradient(to bottom, color-mix(in srgb, var(--border) 45%, transparent) 1px, transparent 1px);
    background-size: 100% 100%, 28px 28px, 28px 28px;
    opacity: 0;
    transform: translateX(-120%);
}
.blueprint-card.is-visible::before { animation: scanSweep 1.15s ease-out both; }
.blueprint-card::after {
    content: '';
    position: absolute;
    inset: 10px;
    pointer-events: none;
    border: 1px solid color-mix(in srgb, var(--border) 32%, transparent);
    background:
        linear-gradient(90deg, transparent 0 12%, color-mix(in srgb, var(--text) 12%, transparent) 12.4%, transparent 13%),
        linear-gradient(0deg, transparent 0 70%, color-mix(in srgb, var(--text-muted) 10%, transparent) 70.4%, transparent 71%),
        repeating-linear-gradient(115deg, transparent 0 12px, color-mix(in srgb, var(--text) 5%, transparent) 13px, transparent 15px);
    opacity: 0;
    transition: opacity 0.25s;
}
.blueprint-card:hover::after { opacity: 1; animation: fractureFlicker 1.8s steps(2, end) infinite; }
.blueprint-card:hover { border-color: var(--border); }
.blueprint-card.blueprint-playing {
    border-color: color-mix(in srgb, var(--text) 56%, var(--border));
    background-color: var(--bg-raised);
    box-shadow:
        0 0 0 1px color-mix(in srgb, var(--text) 10%, transparent),
        0 18px 45px color-mix(in srgb, var(--shadow) 52%, transparent);
}
.blueprint-card.blueprint-playing::after {
    opacity: 1;
    animation: fractureFlicker 2.2s steps(2, end) infinite;
}
.blueprint-card.blueprint-playing .stage-num {
    color: var(--text-muted);
}
.blueprint-card .stage-num {
    font-family: var(--font-heading);
    font-size: 2.2rem;
    color: var(--border);
    transition: color 0.3s;
}
.blueprint-card:hover .stage-num { color: var(--text-faint); }
.blueprint-card .psych-label {
    font-size: 0.62rem;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: var(--text-faint);
    line-height: 1.7;
}
.blueprint-card .psych-label strong {
    color: var(--text-muted);
}

/* ═══ ALBUM TITLE (HERO) ══════════════════════════════════ */
.album-title h1 {
    font-size: clamp(3.5rem, 9vw, 6.5rem);
    line-height: 0.95;
    letter-spacing: 0.04em;
    font-weight: 600;
}
.album-title .album-subtitle {
    margin-top: 0.6rem;
    font-size: clamp(0.85rem, 1.4vw, 1.1rem);
    letter-spacing: 0.32em;
    text-transform: uppercase;
    font-weight: 400;
    line-height: 1.4;
}

/* ═══ TRACKLIST 3-COLUMN GRID ═════════════════════════════ */
/* Tracklist header controls */
.tracklist-controls {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}
.tracklist-runtime {
    font-size: 0.85rem;
    color: var(--text-faint);
    letter-spacing: 0.06em;
}
.play-all-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.55rem;
    padding: 0.55rem 1.05rem;
    background-color: transparent;
    color: var(--text);
    border: 1px solid var(--border);
    font-family: var(--font-body);
    font-size: 0.7rem;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.2s, border-color 0.2s, color 0.2s;
}
.play-all-btn:hover {
    border-color: var(--text-muted);
    background-color: color-mix(in srgb, var(--text) 6%, transparent);
}
.play-all-btn .play-all-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    border: 1px solid currentColor;
    flex-shrink: 0;
    color: var(--text-muted);
    transition: color 0.2s, border-color 0.2s;
}
.play-all-btn:hover .play-all-icon { color: var(--text); }
.play-all-btn .pa-icon-pause { display: none; }
.play-all-btn.playing .pa-icon-play { display: none; }
.play-all-btn.playing .pa-icon-pause { display: inline-block; }
.play-all-btn.playing {
    border-color: var(--text);
    color: var(--text);
    background-color: color-mix(in srgb, var(--text) 9%, transparent);
}
.play-all-btn.playing .play-all-icon {
    color: var(--text);
    border-color: var(--text);
}
@media (max-width: 640px) {
    .tracklist-controls {
        width: 100%;
        justify-content: space-between;
    }
}

/* Mobile-only auto-scroll for overflowing track titles */
@media (max-width: 720px) {
    .track-meta h3.is-marquee {
        display: block;
        overflow: hidden;
        white-space: nowrap;
        text-overflow: clip;
        position: relative;
        mask-image: linear-gradient(90deg, transparent 0, #000 14px, #000 calc(100% - 22px), transparent 100%);
        -webkit-mask-image: linear-gradient(90deg, transparent 0, #000 14px, #000 calc(100% - 22px), transparent 100%);
    }
    .track-meta h3.is-marquee .marquee-track {
        display: inline-block;
        padding-left: 0;
        animation: marqueeSlide var(--marquee-duration, 14s) linear infinite;
        animation-delay: 1.4s;
    }
    .track-meta h3.is-marquee .marquee-track span {
        display: inline-block;
        padding-right: 3em;
    }
}
@keyframes marqueeSlide {
    0%   { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}
@media (prefers-reduced-motion: reduce) {
    .track-meta h3.is-marquee .marquee-track { animation: none; }
}

.track-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 6px;
}
@media (min-width: 720px) {
    .track-grid { grid-template-columns: 1fr 1fr; gap: 8px; }
}
@media (min-width: 1080px) {
    .track-grid { grid-template-columns: 1fr 1fr 1fr; gap: 10px; }
}
/* When any track is open, collapse to a single column so the lyrics
   have full width and we never leave empty cells next to the active row. */
.track-grid:has(.track-row.active) {
    grid-template-columns: 1fr;
    gap: 8px;
}

/* ═══ TRACK ROW (REDESIGNED) ══════════════════════════════ */
.track-row {
    background-color: var(--bg-surface);
    background-image: var(--tx-track);
    border: 1px solid var(--border-subtle);
    transition: border-color 0.25s, background-color 0.25s;
    display: flex;
    flex-direction: column;
    position: relative;
    overflow: hidden;
}
.track-row::before {
    content: '';
    position: absolute;
    inset: 0;
    pointer-events: none;
    opacity: 0;
    background:
        linear-gradient(90deg, transparent 0 18%, color-mix(in srgb, var(--text) 8%, transparent) 18.4%, transparent 19% 64%, color-mix(in srgb, var(--text-muted) 7%, transparent) 64.3%, transparent 65%),
        repeating-linear-gradient(0deg, transparent 0 8px, color-mix(in srgb, var(--text) 5%, transparent) 9px, transparent 10px);
    mix-blend-mode: screen;
    transition: opacity 0.25s;
}
.track-row:hover::before,
.track-row.playing-row::before { opacity: 0.42; }
.track-row:hover { border-color: var(--border); }
.track-row.active { border-color: var(--text-faint); background-color: var(--bg-raised); }

.track-header {
    display: grid;
    grid-template-columns: auto auto 1fr auto;
    align-items: center;
    gap: 0.85rem;
    padding: 0.95rem 1.1rem;
    cursor: pointer;
    user-select: none;
    min-height: 72px;
}
.track-num {
    font-family: var(--font-heading);
    font-size: 1rem;
    color: var(--text-faint);
    min-width: 1.6rem;
    letter-spacing: 0.05em;
}
.track-row.active .track-num,
.track-row.playing-row .track-num { color: var(--text-muted); }

.track-meta { min-width: 0; }
.track-meta h3 {
    font-family: var(--font-heading);
    font-size: 0.95rem;
    color: var(--text);
    line-height: 1.2;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.track-meta p {
    font-size: 0.58rem;
    letter-spacing: 0.26em;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-top: 0.3rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.track-waveform {
    display: flex;
    align-items: end;
    gap: 2px;
    height: 14px;
    margin-top: 0.55rem;
    opacity: 0.46;
}
.track-waveform span {
    width: 2px;
    height: calc(var(--h) * 1px);
    min-height: 3px;
    background: var(--text-faint);
    transform-origin: bottom;
    transition: background 0.2s, opacity 0.2s, transform 0.2s;
}
.track-row:hover .track-waveform span,
.track-row.playing-row .track-waveform span { background: var(--text-muted); opacity: 0.9; }
.track-row.playing-row .track-waveform span {
    animation: visualPulse 1.1s ease-in-out infinite;
    animation-delay: calc(var(--i) * -0.08s);
}

.play-btn {
    width: 34px; height: 34px;
    border-radius: 50%;
    border: 1px solid var(--border);
    background: var(--bg-raised);
    color: var(--text-muted);
    display: flex; align-items: center; justify-content: center;
    cursor: pointer;
    flex-shrink: 0;
    padding: 0;
    transition: border-color 0.2s, color 0.2s, background 0.2s, transform 0.2s;
}
.play-btn:hover {
    border-color: var(--text);
    color: var(--text);
    background: var(--bg-surface);
    transform: scale(1.05);
}
.play-btn.playing {
    border-color: var(--text);
    color: var(--text);
    background: var(--bg-raised);
}
.play-btn svg { width: 12px; height: 12px; pointer-events: none; }
.play-btn .icon-pause { display: none; }
.play-btn.playing .icon-play  { display: none; }
.play-btn.playing .icon-pause { display: block; }

.chevron {
    color: var(--text-faint);
    transition: transform 0.3s ease, color 0.2s;
    flex-shrink: 0;
}
.track-row.active .chevron { color: var(--text-muted); transform: rotate(180deg); }

/* ═══ TRACK BODY (EXPANDED) ═══════════════════════════════ */
.track-body {
    display: grid;
    grid-template-rows: 0fr;
    transition: grid-template-rows 0.4s ease-out;
}
.track-body-inner {
    overflow: hidden;
    min-height: 0;
}
.track-row.active .track-body { grid-template-rows: 1fr; }

.track-body-pad {
    padding: 1.1rem 1.2rem 1.3rem;
    border-top: 1px solid var(--border-subtle);
    margin: 0 1.1rem;
}

/* 2-column expanded layout — player on left, lyrics on right */
@media (min-width: 760px) {
    .track-row.active .track-body-pad {
        display: grid;
        grid-template-columns: minmax(0, 0.95fr) 1px minmax(0, 1.05fr);
        grid-template-rows: auto auto 1fr;
        grid-template-areas:
            "player divider lyrics"
            "tag    divider lyrics"
            ".      divider lyrics";
        column-gap: 1.8rem;
        row-gap: 0.7rem;
        align-items: start;
        padding: 1.4rem 1.6rem 1.5rem;
    }
    .track-row.active .track-body-pad > .audio-controls {
        grid-area: player;
        margin-bottom: 0;
        padding-bottom: 0;
        border-bottom: none;
    }
    .track-row.active .track-body-pad > .style-tag {
        grid-area: tag;
        margin: 0;
        align-self: start;
    }
    .track-row.active .track-body-pad > .lyrics-text {
        grid-area: lyrics;
        margin: 0;
        font-size: 0.98rem;
        line-height: 1.95;
        align-self: start;
    }
    .track-row.active .track-body-pad::before {
        content: '';
        grid-area: divider;
        align-self: stretch;
        background: linear-gradient(180deg,
            transparent 0%,
            color-mix(in srgb, var(--text-muted) 42%, transparent) 18%,
            color-mix(in srgb, var(--text-muted) 42%, transparent) 82%,
            transparent 100%);
        opacity: 0.55;
    }
}

/* ═══ FULL AUDIO CONTROLS ═════════════════════════════════ */
.audio-controls {
    display: grid;
    grid-template-columns: auto 1fr auto;
    grid-template-areas:
        "cur progress tot"
        "vol vol vol";
    align-items: center;
    gap: 0.55rem;
    padding: 0.5rem 0 0.85rem;
    margin-bottom: 0.85rem;
    border-bottom: 1px dashed var(--border-subtle);
}
.audio-controls .time-current { grid-area: cur; }
.audio-controls .progress-wrap { grid-area: progress; }
.audio-controls .time-total   { grid-area: tot; }
.audio-controls .volume-control { grid-area: vol; justify-self: end; }

@media (min-width: 1280px) {
    .audio-controls {
        grid-template-columns: auto 1fr auto auto;
        grid-template-areas: "cur progress tot vol";
        gap: 0.6rem;
    }
    .audio-controls .volume-control { justify-self: start; }
}

.time-label {
    font-size: 0.6rem;
    letter-spacing: 0.08em;
    color: var(--text-faint);
    font-variant-numeric: tabular-nums;
    min-width: 2.1rem;
}
.time-label.right { text-align: right; }
.progress-wrap {
    height: 4px;
    background: var(--border-subtle);
    border-radius: 2px;
    cursor: pointer;
    position: relative;
}
.progress-bar {
    height: 100%;
    width: 0%;
    background: var(--text-muted);
    border-radius: 2px;
    position: relative;
    transition: background 0.2s;
}
.progress-bar::after {
    content: '';
    position: absolute;
    right: -5px; top: 50%;
    width: 10px; height: 10px;
    background: var(--text);
    border-radius: 50%;
    transform: translateY(-50%) scale(0);
    transition: transform 0.2s;
}
.progress-wrap:hover .progress-bar { background: var(--text); }
.progress-wrap:hover .progress-bar::after { transform: translateY(-50%) scale(1); }

.volume-control {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-faint);
    transition: color 0.2s;
}
.volume-control:hover { color: var(--text-muted); }
.volume-control svg { width: 13px; height: 13px; flex-shrink: 0; cursor: pointer; }
.volume-wrap {
    width: 70px;
    height: 3px;
    background: var(--border-subtle);
    border-radius: 2px;
    cursor: pointer;
    position: relative;
}
.volume-fill {
    height: 100%;
    width: 80%;
    background: var(--text-muted);
    border-radius: 2px;
    transition: background 0.2s;
}
.volume-control:hover .volume-fill { background: var(--text); }

/* ═══ LYRICS BLOCK ════════════════════════════════════════ */
.style-tag {
    font-size: 0.6rem;
    letter-spacing: 0.32em;
    text-transform: uppercase;
    color: var(--text-muted);
    display: inline-block;
    padding-bottom: 0.4rem;
    margin-bottom: 0.9rem;
    border-bottom: 1px solid var(--border-subtle);
}
.lyrics-text {
    color: var(--text-muted);
    font-weight: 300;
    font-style: italic;
    line-height: 2;
    font-size: 0.92rem;
}
.lyrics-text.shouted {
    color: var(--text);
    font-weight: 600;
    font-style: normal;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}
.lyrics-text .whisper {
    color: var(--text-faint);
    font-size: 0.88em;
}
.lyric-line {
    display: inline-block;
    opacity: 0;
    filter: blur(5px);
    transform: translateY(8px);
}
.track-row.active .lyric-line {
    animation: lyricRecover 0.7s ease forwards;
    animation-delay: calc(var(--i) * 90ms);
}

/* ═══ NOW PLAYING (STICKY FOOTER PLAYER) ══════════════════ */
.now-playing {
    position: fixed;
    left: 0; right: 0; bottom: 0;
    z-index: 60;
    background: color-mix(in srgb, var(--bg-surface) 85%, transparent);
    background-image: var(--tx-track);
    border-top: 1px solid var(--border);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    box-shadow: 0 -8px 32px var(--shadow);
    transform: translateY(110%);
    transition: transform 0.45s cubic-bezier(0.4, 0, 0.2, 1);
}
.now-playing.active { transform: translateY(0); }

.np-inner {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0.85rem 1.25rem;
    display: grid;
    grid-template-columns: auto auto auto minmax(0, 1fr) minmax(180px, 2fr) auto auto auto;
    gap: 0.85rem;
    align-items: center;
}
.np-skip {
    width: 28px;
    height: 28px;
    min-width: 28px;
    min-height: 28px;
    flex: 0 0 28px;
    box-sizing: border-box;
    border-radius: 50%;
    border: 1px solid var(--border-subtle);
    background: transparent;
    color: var(--text-faint);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    overflow: hidden;
    line-height: 0;
    transition: color 0.2s, border-color 0.2s, background 0.2s;
}
.np-skip:hover {
    color: var(--text);
    border-color: var(--text-muted);
    background: rgba(255, 255, 255, 0.05);
}
.np-skip svg {
    width: 13px !important;
    height: 13px !important;
    max-width: 13px;
    max-height: 13px;
    display: block;
    flex-shrink: 0;
}
.np-info {
    display: flex;
    align-items: center;
    gap: 0.85rem;
    min-width: 0;
}
.np-num {
    font-family: var(--font-heading);
    font-size: 1.05rem;
    color: var(--text-faint);
    letter-spacing: 0.05em;
    min-width: 1.6rem;
}
.np-text { min-width: 0; }
.np-title {
    font-family: var(--font-heading);
    font-size: 0.92rem;
    color: var(--text);
    line-height: 1.15;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.np-subtitle {
    font-size: 0.55rem;
    letter-spacing: 0.26em;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-top: 0.3rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.np-progress {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    width: 100%;
    min-width: 0;
}
.np-progress .progress-wrap {
    flex: 1 1 auto;
    min-width: 180px;
    height: 5px;
    background: color-mix(in srgb, var(--text-muted) 26%, transparent);
}
.np-progress .progress-bar {
    background: var(--accent);
}
.np-visualizer {
    display: flex;
    align-items: center;
    gap: 3px;
    width: 34px;
    height: 22px;
    color: var(--text-muted);
}
.np-visualizer span {
    width: 2px;
    height: 100%;
    background: currentColor;
    opacity: 0.35;
    transform: scaleY(0.24);
    transform-origin: bottom;
}
body.audio-playing .np-visualizer span {
    animation: visualPulse 0.95s ease-in-out infinite;
    animation-delay: calc(var(--i) * -0.12s);
}

.np-close {
    width: 28px; height: 28px;
    border-radius: 50%;
    border: 1px solid var(--border-subtle);
    background: transparent;
    color: var(--text-faint);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    transition: color 0.2s, border-color 0.2s;
}
.np-close:hover { color: var(--text); border-color: var(--text-muted); }
.np-close svg { width: 12px; height: 12px; }

.back-to-top {
    position: fixed;
    right: 20px;
    bottom: 88px;
    z-index: 61;
    width: 38px;
    height: 38px;
    border-radius: 50%;
    border: 1px solid var(--border);
    background: color-mix(in srgb, var(--bg-surface) 82%, transparent);
    color: var(--text-muted);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0;
    transform: translateY(8px);
    pointer-events: none;
    transition: opacity 0.25s, transform 0.25s, color 0.25s, border-color 0.25s;
}
.back-to-top.show {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
}
.back-to-top:hover {
    color: var(--text);
    border-color: var(--text-muted);
}
.back-to-top svg { width: 15px; height: 15px; }

/* ═══ ATMOSPHERIC UI LAYERS ════════════════════════════════ */
.intro-loader {
    position: fixed;
    inset: 0;
    z-index: 10000;
    display: grid;
    place-items: center;
    background:
        radial-gradient(ellipse at center, color-mix(in srgb, var(--bg-surface) 70%, transparent) 0%, var(--bg) 72%),
        var(--tx-body);
    pointer-events: none;
    animation: introFade 1.9s ease forwards;
}
.intro-mark {
    text-align: center;
    color: var(--text);
}
.intro-mark .cinzel {
    display: block;
    font-size: clamp(1.1rem, 2vw, 1.6rem);
    letter-spacing: 0.55em;
    animation: introDraw 1.05s ease both;
}
.intro-mark .intro-line {
    width: min(240px, 50vw);
    height: 1px;
    margin: 1.2rem auto;
    background: linear-gradient(90deg, transparent, var(--text-muted), transparent);
    animation: introDraw 1.15s 0.15s ease both;
}
.intro-mark .eyebrow {
    animation: introDraw 1.1s 0.28s ease both;
}

.theme-wash {
    position: fixed;
    inset: 0;
    z-index: 9998;
    pointer-events: none;
    opacity: 0;
    background-color: var(--wash-bg, #070604);
    will-change: opacity;
    transform: translateZ(0);
}
/* Smooth in-place crossfade — no overlay, content stays visible.
   Applied to all elements briefly while data-theme swaps so colors
   interpolate instead of snapping.                              */
body.theme-transitioning,
body.theme-transitioning *,
body.theme-transitioning *::before,
body.theme-transitioning *::after {
    transition:
        background-color 0.6s cubic-bezier(0.4, 0, 0.2, 1),
        background 0.6s cubic-bezier(0.4, 0, 0.2, 1),
        border-color 0.6s cubic-bezier(0.4, 0, 0.2, 1),
        color 0.6s cubic-bezier(0.4, 0, 0.2, 1),
        fill 0.6s cubic-bezier(0.4, 0, 0.2, 1),
        stroke 0.6s cubic-bezier(0.4, 0, 0.2, 1),
        box-shadow 0.6s cubic-bezier(0.4, 0, 0.2, 1),
        opacity 0.6s cubic-bezier(0.4, 0, 0.2, 1) !important;
}
/* Backup theme-lock used by the iris implementation
body.theme-lock,
body.theme-lock *,
body.theme-lock *::before,
body.theme-lock *::after {
    transition-duration: 0s !important;
    transition-delay: 0s !important;
}
*/

.scroll-progress {
    position: fixed;
    left: 0;
    top: 0;
    z-index: 80;
    width: 100%;
    height: 1px;
    pointer-events: none;
    background: linear-gradient(90deg, var(--text), color-mix(in srgb, var(--text-muted) 60%, transparent), transparent);
    transform: scaleX(var(--scroll-pct, 0));
    transform-origin: left;
    opacity: 0.72;
}

.section-rail {
    position: fixed;
    left: 22px;
    top: 50%;
    z-index: 45;
    transform: translateY(-50%);
    display: flex;
    flex-direction: column;
    gap: 0.7rem;
}
.rail-link {
    width: 8px;
    height: 34px;
    border-left: 1px solid var(--border);
    color: var(--text-faint);
    opacity: 0.55;
    position: relative;
    transition: opacity 0.25s, border-color 0.25s;
}
.rail-link::after {
    content: attr(data-label);
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    font-family: var(--font-body);
    font-size: 0.52rem;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--text-muted);
    opacity: 0;
    white-space: nowrap;
    transition: opacity 0.2s;
}
.rail-link.active,
.rail-link:hover {
    opacity: 1;
    border-color: var(--text);
}
.rail-link.active::after,
.rail-link:hover::after { opacity: 1; }

@media (max-width: 820px) {
    .np-inner {
        grid-template-columns: auto auto auto minmax(0, 1fr) auto;
        gap: 0.75rem;
        padding: 0.7rem 0.9rem;
    }
    .np-progress, .now-playing .volume-control, .np-visualizer { display: none; }
    .np-num { font-size: 0.95rem; }
    .np-title { font-size: 0.85rem; }
    .section-rail { display: none; }
}

@media (min-width: 768px) {
    .mobile-menu {
        display: none !important;
    }
}

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto !important; }
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    .scroll-hint { animation: none !important; }
    .now-playing { transition: none !important; }
    .intro-loader,
    .theme-wash {
        display: none !important;
    }
    .hero-content,
    .album-title {
        transform: none !important;
    }
    .blueprint-card,
    .lyric-line {
        opacity: 1 !important;
        transform: none !important;
        filter: none !important;
    }
    .np-visualizer span,
    .track-waveform span,
    body.audio-playing .hero-section::after {
        animation: none !important;
    }
    body.custom-cursor,
    body.custom-cursor * {
        cursor: auto !important;
    }
    .cursor-dot {
        display: none !important;
    }
}