/* =====================================================
   miris.tech -- Luxury-Premium Split-Screen System
   Palette: #08080C #141418 #F0EDE8 #7B2FFF #00E5CC #FFB800 #2A2A32 #1A0A3E
   Typography: Bodoni Moda / Chakra Petch / Inter / IBM Plex Mono
   ===================================================== */

:root {
    --bg-obsidian: #08080C;
    --bg-graphite: #141418;
    --fg-platinum: #F0EDE8;
    --accent-violet: #7B2FFF;
    --accent-cyan: #00E5CC;
    --accent-amber: #FFB800;
    --divider-smoke: #2A2A32;
    --mesh-indigo: #1A0A3E;
    --panel-bg: #141418;

    --bounce: cubic-bezier(0.34, 1.56, 0.64, 1);
    --smooth: cubic-bezier(0.22, 1, 0.36, 1);

    --font-display: "Bodoni Moda", "Times New Roman", serif;
    --font-section: "Chakra Petch", "Inter", sans-serif;
    --font-body: "Inter", system-ui, sans-serif;
    --font-mono: "IBM Plex Mono", "Courier New", monospace;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html, body {
    background: var(--bg-obsidian);
    color: var(--fg-platinum);
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    overflow-x: hidden;
    scroll-behavior: smooth;
}

body {
    font-feature-settings: "cv01", "cv02", "ss01";
    min-height: 100vh;
}

/* ----- Site Shell ----- */
.site-shell {
    position: relative;
    min-height: 100vh;
    width: 100%;
}

/* ----- Header ----- */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    display: grid;
    grid-template-columns: auto 1fr auto;
    align-items: center;
    gap: 48px;
    padding: 22px 48px;
    background: linear-gradient(180deg, rgba(8,8,12,0.92) 0%, rgba(8,8,12,0.55) 70%, rgba(8,8,12,0) 100%);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border-bottom: 1px solid rgba(240, 237, 232, 0.05);
}

.brand {
    display: flex;
    align-items: center;
    gap: 12px;
    font-family: var(--font-section);
    font-weight: 700;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    font-size: 0.78rem;
    color: var(--fg-platinum);
}

.brand-mark {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    background: var(--fg-platinum);
    color: var(--bg-obsidian);
    font-family: var(--font-display);
    font-style: italic;
    font-weight: 900;
    transform: skewX(-12deg);
    font-size: 0.95rem;
}

.brand-dot {
    color: var(--accent-violet);
}

.site-nav {
    display: flex;
    justify-content: center;
    gap: 36px;
}

.nav-link {
    display: flex;
    align-items: baseline;
    gap: 8px;
    text-decoration: none;
    color: rgba(240, 237, 232, 0.55);
    font-family: var(--font-section);
    font-size: 0.72rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    font-weight: 600;
    transition: color 250ms ease, transform 350ms var(--bounce);
    position: relative;
    padding-bottom: 4px;
}

.nav-num {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    letter-spacing: 0.06em;
    color: var(--accent-amber);
    opacity: 0.75;
}

.nav-link::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: 0;
    width: 0;
    height: 1px;
    background: var(--accent-cyan);
    transition: width 300ms var(--smooth);
}

.nav-link:hover {
    color: var(--accent-cyan);
}

.nav-link:hover::after {
    width: 100%;
}

.nav-link.active {
    color: var(--fg-platinum);
}

.nav-link.active .nav-num {
    color: var(--accent-amber);
    opacity: 1;
    animation: amberPulse 2s ease-in-out infinite;
}

.nav-link.active::after {
    width: 100%;
    background: var(--accent-amber);
}

@keyframes amberPulse {
    0%, 100% { opacity: 0.8; }
    50%      { opacity: 1; }
}

.header-meta {
    display: flex;
    align-items: center;
    gap: 14px;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.06em;
    color: rgba(240, 237, 232, 0.6);
    font-weight: 300;
}

.coord {
    color: var(--accent-cyan);
}

.status-dot {
    width: 8px;
    height: 8px;
    background: var(--accent-amber);
    transform: rotate(45deg);
    animation: amberPulse 2s ease-in-out infinite;
}

.status-text {
    color: var(--fg-platinum);
}

/* ----- Vertical Divider (the spine) ----- */
.vertical-divider {
    position: fixed;
    top: 0;
    bottom: 0;
    left: 61.8%;
    width: 1px;
    background: rgba(255, 255, 255, 0.08);
    z-index: 5;
    pointer-events: none;
    transition: left 800ms var(--smooth), background 600ms ease;
}

.vertical-divider.inverted {
    left: 38.2%;
}

.vertical-divider.expanded {
    left: 75%;
}

.vertical-divider.collapsed {
    opacity: 0;
}

/* ----- Frames (each act) ----- */
.frames {
    position: relative;
    width: 100%;
}

.frame {
    position: relative;
    display: grid;
    grid-template-columns: 61.8fr 38.2fr;
    min-height: 100vh;
    width: 100%;
    overflow: hidden;
    transition: grid-template-columns 800ms var(--smooth);
}

.frame.expanded-left {
    grid-template-columns: 75fr 25fr;
}

.frame.inverted {
    grid-template-columns: 38.2fr 61.8fr;
}

.frame.fullbleed {
    grid-template-columns: 100fr 0fr;
}

/* ----- Left Panel ----- */
.left-panel {
    position: relative;
    background: var(--bg-obsidian);
    padding: 130px 6vw 80px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    overflow: hidden;
    min-height: 100vh;
}

.left-panel.fullbleed-panel {
    padding: 130px 8vw 80px;
}

/* ----- Right Panel ----- */
.right-panel {
    position: relative;
    background: var(--bg-graphite);
    padding: 130px 3vw 80px;
    display: flex;
    flex-direction: column;
    gap: 22px;
    overflow: hidden;
    min-height: 100vh;
    /* parallax differential: applied via JS transform */
    will-change: transform;
}

.right-panel.dominant-mode {
    padding: 130px 5vw 80px;
}

.right-panel.collapsed-panel {
    padding: 130px 1vw 80px;
    align-items: center;
    justify-content: flex-start;
}

/* ----- Gradient Mesh ----- */
.mesh {
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: 0;
    opacity: 0.95;
    transition: transform 1200ms ease-out;
    will-change: transform, background-position;
}

.mesh-opening {
    background:
        radial-gradient(ellipse 60% 50% at 22% 28%, rgba(123, 47, 255, 0.55) 0%, transparent 50%),
        radial-gradient(ellipse 55% 45% at 70% 60%, rgba(0, 229, 204, 0.18) 0%, transparent 45%),
        radial-gradient(ellipse 40% 35% at 50% 80%, rgba(255, 184, 0, 0.10) 0%, transparent 40%),
        radial-gradient(ellipse 70% 60% at 85% 15%, rgba(26, 10, 62, 0.75) 0%, transparent 60%),
        var(--bg-obsidian);
}

.mesh-exposition-a {
    background:
        radial-gradient(ellipse 55% 45% at 35% 25%, rgba(123, 47, 255, 0.40) 0%, transparent 50%),
        radial-gradient(ellipse 60% 50% at 75% 65%, rgba(0, 229, 204, 0.30) 0%, transparent 50%),
        radial-gradient(ellipse 35% 30% at 50% 90%, rgba(255, 184, 0, 0.08) 0%, transparent 40%),
        radial-gradient(ellipse 65% 55% at 90% 10%, rgba(26, 10, 62, 0.55) 0%, transparent 55%),
        var(--bg-obsidian);
}

.mesh-exposition-b {
    background:
        radial-gradient(ellipse 50% 45% at 18% 70%, rgba(123, 47, 255, 0.35) 0%, transparent 50%),
        radial-gradient(ellipse 60% 50% at 65% 35%, rgba(0, 229, 204, 0.35) 0%, transparent 50%),
        radial-gradient(ellipse 30% 28% at 40% 50%, rgba(255, 184, 0, 0.10) 0%, transparent 40%),
        radial-gradient(ellipse 55% 50% at 95% 90%, rgba(26, 10, 62, 0.50) 0%, transparent 55%),
        var(--bg-obsidian);
}

.mesh-development {
    background:
        radial-gradient(ellipse 45% 40% at 25% 65%, rgba(0, 229, 204, 0.45) 0%, transparent 50%),
        radial-gradient(ellipse 55% 50% at 70% 30%, rgba(123, 47, 255, 0.30) 0%, transparent 50%),
        radial-gradient(ellipse 35% 30% at 50% 90%, rgba(255, 184, 0, 0.10) 0%, transparent 40%),
        radial-gradient(ellipse 60% 55% at 10% 10%, rgba(26, 10, 62, 0.60) 0%, transparent 55%),
        var(--bg-obsidian);
}

.mesh-development-secondary {
    background:
        radial-gradient(ellipse 60% 55% at 60% 30%, rgba(0, 229, 204, 0.35) 0%, transparent 50%),
        radial-gradient(ellipse 50% 45% at 30% 75%, rgba(123, 47, 255, 0.25) 0%, transparent 50%),
        radial-gradient(ellipse 70% 60% at 85% 90%, rgba(26, 10, 62, 0.70) 0%, transparent 60%),
        var(--bg-graphite);
}

.mesh-climax {
    background:
        radial-gradient(ellipse 40% 35% at 50% 50%, rgba(255, 184, 0, 0.45) 0%, transparent 45%),
        radial-gradient(ellipse 60% 55% at 35% 45%, rgba(123, 47, 255, 0.50) 0%, transparent 50%),
        radial-gradient(ellipse 60% 55% at 65% 55%, rgba(0, 229, 204, 0.50) 0%, transparent 50%),
        radial-gradient(ellipse 80% 70% at 50% 50%, rgba(26, 10, 62, 0.30) 0%, transparent 65%),
        var(--bg-obsidian);
}

.mesh-denouement {
    background:
        radial-gradient(ellipse 55% 50% at 80% 80%, rgba(255, 184, 0, 0.30) 0%, transparent 50%),
        radial-gradient(ellipse 40% 35% at 50% 50%, rgba(123, 47, 255, 0.10) 0%, transparent 50%),
        radial-gradient(ellipse 70% 60% at 15% 15%, rgba(26, 10, 62, 0.60) 0%, transparent 60%),
        var(--bg-obsidian);
}

/* ----- Diagonal slash overlay grid (the architectural lattice) ----- */
.slash-grid {
    position: absolute;
    inset: -50%;
    pointer-events: none;
    z-index: 1;
    background-image: repeating-linear-gradient(
        45deg,
        transparent 0,
        transparent 119px,
        rgba(240, 237, 232, 0.04) 119px,
        rgba(240, 237, 232, 0.04) 120px
    );
    opacity: 0;
    transition: opacity 1200ms ease;
}

.slash-grid.intense {
    background-image: repeating-linear-gradient(
        45deg,
        transparent 0,
        transparent 79px,
        rgba(240, 237, 232, 0.08) 79px,
        rgba(240, 237, 232, 0.08) 80px
    );
}

.slash-grid.sparse {
    background-image: repeating-linear-gradient(
        45deg,
        transparent 0,
        transparent 199px,
        rgba(240, 237, 232, 0.025) 199px,
        rgba(240, 237, 232, 0.025) 200px
    );
}

.frame.in-view .slash-grid {
    opacity: 1;
}

/* ----- Starburst (8-pointed) ----- */
.starburst {
    position: absolute;
    width: 340px;
    height: 340px;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 1;
    pointer-events: none;
    opacity: 0;
    transition: opacity 1400ms ease;
}

.frame.in-view .starburst {
    opacity: 1;
}

.starburst.large {
    width: 480px;
    height: 480px;
}

.starburst span {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 1px;
    height: 50%;
    transform-origin: top center;
    background: linear-gradient(180deg, rgba(123, 47, 255, 0.0) 0%, rgba(123, 47, 255, 0.20) 100%);
}

.starburst span:nth-child(1) { transform: translateX(-50%) rotate(0deg); }
.starburst span:nth-child(2) { transform: translateX(-50%) rotate(45deg); }
.starburst span:nth-child(3) { transform: translateX(-50%) rotate(90deg); }
.starburst span:nth-child(4) { transform: translateX(-50%) rotate(135deg); }
.starburst span:nth-child(5) { transform: translateX(-50%) rotate(180deg); }
.starburst span:nth-child(6) { transform: translateX(-50%) rotate(225deg); }
.starburst span:nth-child(7) { transform: translateX(-50%) rotate(270deg); }
.starburst span:nth-child(8) { transform: translateX(-50%) rotate(315deg); }

.starburst.large span {
    background: linear-gradient(180deg, rgba(255, 184, 0, 0.0) 0%, rgba(255, 184, 0, 0.30) 100%);
}

/* ----- Display Block (left panel content) ----- */
.display-block {
    position: relative;
    z-index: 5;
    max-width: 100%;
    opacity: 0;
    transform: translateX(-40px);
    transition: opacity 900ms var(--bounce), transform 900ms var(--bounce);
}

.display-block.centered {
    text-align: center;
    margin: 0 auto;
    max-width: 1100px;
}

.display-block.companion-mode {
    max-width: 480px;
}

.display-block.quiet {
    max-width: 600px;
}

.frame.in-view .display-block {
    opacity: 1;
    transform: translateX(0);
}

.eyebrow {
    display: inline-block;
    font-family: var(--font-section);
    font-size: 0.78rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.32em;
    color: var(--accent-violet);
    margin-bottom: 32px;
    padding-bottom: 8px;
    border-bottom: 1px solid rgba(123, 47, 255, 0.4);
}

.eyebrow.cyan {
    color: var(--accent-cyan);
    border-bottom-color: rgba(0, 229, 204, 0.4);
}

.eyebrow.amber {
    color: var(--accent-amber);
    border-bottom-color: rgba(255, 184, 0, 0.4);
}

.display-h1 {
    font-family: var(--font-display);
    font-style: italic;
    font-weight: 900;
    font-size: 7.5vw;
    line-height: 0.92;
    letter-spacing: -0.03em;
    text-transform: uppercase;
    color: var(--fg-platinum);
    margin-bottom: 36px;
}

.display-h1.mega {
    font-size: 9.5vw;
}

.display-h1 .line,
.display-h2 .line,
.h3-large .line {
    display: block;
    overflow: hidden;
}

.display-h1 .line.italic,
.display-h2 .line.italic,
.h3-large .line.italic {
    color: var(--accent-violet);
    padding-left: 0.6em;
}

.display-h1.mega .line.italic {
    color: var(--accent-amber);
}

.display-h2 {
    font-family: var(--font-display);
    font-style: italic;
    font-weight: 900;
    font-size: 5.2vw;
    line-height: 0.96;
    letter-spacing: -0.03em;
    text-transform: uppercase;
    color: var(--fg-platinum);
    margin-bottom: 32px;
}

.display-h2.cyan-accent .line.italic {
    color: var(--accent-cyan);
}

.h3-large {
    font-family: var(--font-display);
    font-weight: 900;
    font-size: 2.8rem;
    line-height: 1.05;
    letter-spacing: -0.02em;
    text-transform: uppercase;
    color: var(--fg-platinum);
    margin-bottom: 24px;
}

.kicker {
    display: block;
    font-family: var(--font-body);
    font-size: 1.05rem;
    line-height: 1.7;
    color: rgba(240, 237, 232, 0.75);
    max-width: 540px;
    font-weight: 400;
}

.kicker.centered-kicker {
    margin: 0 auto;
}

.lede {
    font-family: var(--font-display);
    font-weight: 900;
    font-style: italic;
    font-size: 3.2rem;
    line-height: 1.15;
    color: var(--fg-platinum);
    margin-bottom: 56px;
    letter-spacing: -0.02em;
    max-width: 900px;
}

.lede .italic {
    color: var(--accent-violet);
}

.italic {
    font-style: italic;
}

.quiet-line {
    font-family: var(--font-display);
    font-weight: 900;
    font-size: 4vw;
    line-height: 1.2;
    color: var(--fg-platinum);
    letter-spacing: -0.02em;
}

.annotation-large {
    font-family: var(--font-body);
    font-size: 1.15rem;
    line-height: 1.7;
    color: rgba(240, 237, 232, 0.85);
    margin-bottom: 36px;
    max-width: 540px;
}

/* ----- Method Grid ----- */
.method-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    margin-top: 24px;
    max-width: 1000px;
}

.method-card {
    position: relative;
    padding: 28px 24px 28px 28px;
    background: rgba(20, 20, 24, 0.55);
    border-left: 1px solid var(--accent-violet);
    transition: transform 350ms var(--bounce), border-color 300ms ease, background 300ms ease;
    transform: skewX(-4deg);
}

.method-card > * {
    transform: skewX(4deg);
    display: block;
}

.method-card:hover {
    border-left-color: var(--accent-cyan);
    background: rgba(20, 20, 24, 0.85);
    transform: skewX(-4deg) translateY(-4px);
}

.method-num {
    font-family: var(--font-mono);
    font-weight: 300;
    font-size: 0.75rem;
    letter-spacing: 0.06em;
    color: var(--accent-amber);
    margin-bottom: 16px;
}

.method-title {
    font-family: var(--font-section);
    font-size: 1.5rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--fg-platinum);
    margin-bottom: 12px;
}

.method-text {
    font-family: var(--font-body);
    font-size: 0.95rem;
    line-height: 1.65;
    color: rgba(240, 237, 232, 0.7);
}

/* ----- Right Panel Components ----- */
.frame-meta {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    opacity: 0;
    transform: translateX(30px);
    transition: opacity 700ms var(--bounce) 200ms, transform 700ms var(--bounce) 200ms;
}

.section-num {
    font-family: var(--font-mono);
    font-weight: 300;
    font-size: 0.75rem;
    letter-spacing: 0.08em;
    color: var(--accent-amber);
    transform: scale(0.8);
    transition: transform 500ms var(--bounce) 400ms;
    display: inline-block;
}

.section-num.amber {
    color: var(--accent-amber);
    font-size: 0.85rem;
}

.frame.in-view .section-num {
    transform: scale(1);
}

.section-tag {
    font-family: var(--font-section);
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: rgba(240, 237, 232, 0.6);
}

.frame.in-view .frame-meta,
.frame.in-view .meta-rule,
.frame.in-view .dot-leader,
.frame.in-view .annotation,
.frame.in-view .parallelogram,
.frame.in-view .scroll-cue,
.frame.in-view .capability-list,
.frame.in-view .h3,
.frame.in-view .finale-text,
.frame.in-view .colophon,
.frame.in-view .text-link,
.frame.in-view .climax-stamp {
    opacity: 1;
    transform: translateX(0);
}

.meta-rule,
.dot-leader,
.annotation,
.parallelogram,
.scroll-cue,
.capability-list,
.h3,
.finale-text,
.colophon,
.text-link,
.climax-stamp {
    opacity: 0;
    transform: translateX(30px);
    transition: opacity 700ms var(--bounce), transform 700ms var(--bounce);
}

.frame.in-view .meta-rule        { transition-delay: 280ms; }
.frame.in-view .h3               { transition-delay: 320ms; }
.frame.in-view .dot-leader:nth-child(3) { transition-delay: 340ms; }
.frame.in-view .dot-leader:nth-child(4) { transition-delay: 400ms; }
.frame.in-view .dot-leader:nth-child(5) { transition-delay: 460ms; }
.frame.in-view .annotation       { transition-delay: 520ms; }
.frame.in-view .capability-list  { transition-delay: 380ms; }
.frame.in-view .parallelogram    { transition-delay: 600ms; }
.frame.in-view .scroll-cue       { transition-delay: 700ms; }
.frame.in-view .finale-text      { transition-delay: 380ms; }
.frame.in-view .text-link        { transition-delay: 580ms; }
.frame.in-view .colophon         { transition-delay: 720ms; }
.frame.in-view .climax-stamp     { transition-delay: 400ms; }

.meta-rule {
    height: 1px;
    background: var(--divider-smoke);
    margin: 8px 0;
}

.dot-leader {
    display: flex;
    align-items: baseline;
    gap: 8px;
    font-family: var(--font-mono);
    font-weight: 300;
    font-size: 0.78rem;
    letter-spacing: 0.06em;
    color: rgba(240, 237, 232, 0.85);
}

.dot-leader.thick {
    font-size: 0.95rem;
    padding: 10px 0;
    border-bottom: 1px solid rgba(240, 237, 232, 0.06);
}

.leader-label {
    text-transform: uppercase;
    letter-spacing: 0.16em;
    font-size: 0.7rem;
    color: var(--accent-cyan);
    font-weight: 400;
    flex-shrink: 0;
}

.leader-dots {
    flex: 1;
    height: 1px;
    background-image: radial-gradient(circle, rgba(240, 237, 232, 0.35) 1px, transparent 1.5px);
    background-size: 8px 1px;
    background-repeat: repeat-x;
    background-position: bottom;
    transform: translateY(-3px);
}

.leader-value {
    color: var(--fg-platinum);
    flex-shrink: 0;
    font-weight: 400;
}

.h3 {
    font-family: var(--font-section);
    font-size: 1.05rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.18em;
    color: var(--accent-cyan);
    margin-top: 8px;
    margin-bottom: 8px;
}

.annotation {
    font-family: var(--font-body);
    font-size: 0.95rem;
    line-height: 1.7;
    color: rgba(240, 237, 232, 0.7);
    max-width: 380px;
}

.capability-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 14px;
    margin: 8px 0;
}

.capability-list li {
    display: grid;
    grid-template-columns: 32px 1fr auto;
    gap: 12px;
    align-items: baseline;
    padding-bottom: 12px;
    border-bottom: 1px solid rgba(240, 237, 232, 0.05);
    transition: padding-left 300ms var(--bounce), border-color 300ms ease;
}

.capability-list li:hover {
    padding-left: 8px;
    border-bottom-color: var(--accent-cyan);
}

.cap-index {
    font-family: var(--font-mono);
    font-weight: 300;
    font-size: 0.72rem;
    color: var(--accent-amber);
    letter-spacing: 0.06em;
}

.cap-name {
    font-family: var(--font-section);
    font-size: 1rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--fg-platinum);
}

.cap-coord {
    font-family: var(--font-mono);
    font-weight: 300;
    font-size: 0.72rem;
    color: var(--accent-cyan);
    letter-spacing: 0.06em;
}

/* ----- Parallelogram Frame ----- */
.parallelogram {
    margin-top: 20px;
    transform: skewX(-15deg);
    border: 1px solid rgba(123, 47, 255, 0.3);
    background: rgba(123, 47, 255, 0.05);
    transition: transform 700ms var(--bounce), border-color 300ms ease;
    padding: 20px 28px;
}

.frame.in-view .parallelogram {
    transform: skewX(-8deg);
}

.parallelogram:hover {
    transform: skewX(-12deg) !important;
    border-color: rgba(123, 47, 255, 0.7);
}

.parallelogram.cyan {
    border-color: rgba(0, 229, 204, 0.3);
    background: rgba(0, 229, 204, 0.04);
}

.parallelogram.cyan:hover {
    border-color: rgba(0, 229, 204, 0.7);
}

.parallelogram-inner {
    transform: skewX(8deg);
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.parallelogram-label {
    font-family: var(--font-mono);
    font-weight: 300;
    font-size: 0.7rem;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--accent-amber);
}

.parallelogram-text {
    font-family: var(--font-display);
    font-style: italic;
    font-weight: 900;
    font-size: 1.4rem;
    line-height: 1.3;
    color: var(--fg-platinum);
    letter-spacing: -0.01em;
}

/* ----- Scroll Cue ----- */
.scroll-cue {
    margin-top: auto;
    padding-top: 28px;
    display: flex;
    align-items: center;
    gap: 14px;
    font-family: var(--font-section);
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.22em;
    font-weight: 600;
    color: rgba(240, 237, 232, 0.55);
}

.chevron {
    display: inline-block;
    width: 14px;
    height: 14px;
    border-right: 2px solid var(--accent-cyan);
    border-bottom: 2px solid var(--accent-cyan);
    transform: rotate(45deg) translateY(-2px);
    animation: chevronPulse 2.4s ease-in-out infinite;
}

@keyframes chevronPulse {
    0%, 100% { transform: rotate(45deg) translateY(-2px); opacity: 0.5; }
    50%      { transform: rotate(45deg) translateY(4px); opacity: 1; }
}

/* ----- Climax frame ----- */
.frame-climax .left-panel {
    align-items: center;
    justify-content: center;
    text-align: center;
}

.frame-climax .display-block {
    margin: 0 auto;
}

.climax-stamp {
    font-family: var(--font-mono);
    font-weight: 300;
    font-size: 0.7rem;
    letter-spacing: 0.32em;
    text-transform: uppercase;
    color: var(--accent-amber);
    writing-mode: vertical-rl;
    transform: rotate(180deg);
    margin-top: 80px;
}

/* ----- Denouement frame ----- */
.frame-denouement .left-panel {
    align-items: flex-start;
    justify-content: center;
}

.right-panel.finale {
    justify-content: center;
}

.finale-text {
    font-family: var(--font-display);
    font-style: italic;
    font-weight: 900;
    font-size: 1.7rem;
    line-height: 1.4;
    color: var(--fg-platinum);
    letter-spacing: -0.01em;
    margin: 8px 0;
}

.finale-text.small {
    font-size: 1rem;
    color: rgba(240, 237, 232, 0.6);
    font-style: normal;
    font-weight: 400;
    font-family: var(--font-body);
    margin-bottom: 16px;
}

.text-link {
    display: inline-block;
    font-family: var(--font-section);
    font-size: 0.78rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--fg-platinum);
    text-decoration: none;
    padding-bottom: 4px;
    background-image: linear-gradient(var(--accent-cyan), var(--accent-cyan));
    background-size: 0% 1px;
    background-repeat: no-repeat;
    background-position: left bottom;
    transition: color 250ms ease, background-size 350ms var(--smooth);
    margin-top: 12px;
    align-self: flex-start;
}

.text-link:hover {
    color: var(--accent-cyan);
    background-size: 100% 1px;
}

.colophon {
    margin-top: auto;
    padding-top: 32px;
    font-family: var(--font-mono);
    font-weight: 300;
    font-size: 0.68rem;
    letter-spacing: 0.1em;
    color: rgba(240, 237, 232, 0.4);
}

/* ----- Progress Rail ----- */
.progress-rail {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: rgba(240, 237, 232, 0.04);
    z-index: 200;
}

.progress-fill {
    height: 100%;
    width: 0%;
    background: linear-gradient(90deg, var(--accent-violet) 0%, var(--accent-cyan) 60%, var(--accent-amber) 100%);
    transition: width 200ms linear;
}

/* ----- Reveal animation (clip-path angular wipe) ----- */
.frame .display-block .display-h1,
.frame .display-block .display-h2,
.frame .display-block .lede,
.frame .display-block .h3-large {
    clip-path: polygon(0 0, 0% 0, 0% 100%, 0 100%);
    transition: clip-path 1100ms var(--smooth) 200ms;
}

.frame.in-view .display-block .display-h1,
.frame.in-view .display-block .display-h2,
.frame.in-view .display-block .lede,
.frame.in-view .display-block .h3-large {
    clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%);
}

/* ----- Responsive ----- */
@media (max-width: 1024px) {
    .site-header {
        grid-template-columns: auto 1fr;
        padding: 18px 24px;
    }
    .header-meta { display: none; }
    .site-nav { gap: 22px; justify-content: flex-end; }
    .nav-label { display: none; }

    .frame, .frame.expanded-left, .frame.inverted, .frame.fullbleed {
        grid-template-columns: 1fr;
    }
    .left-panel, .right-panel, .right-panel.dominant-mode, .right-panel.collapsed-panel {
        min-height: auto;
        padding: 100px 6vw 60px;
    }
    .vertical-divider { display: none; }
    .display-h1 { font-size: 11vw; }
    .display-h1.mega { font-size: 13vw; }
    .display-h2 { font-size: 8vw; }
    .quiet-line { font-size: 7vw; }
    .lede { font-size: 2.2rem; }
    .method-grid { grid-template-columns: 1fr; gap: 18px; }
    .climax-stamp { writing-mode: horizontal-tb; transform: none; margin: 32px 0; }
}

@media (max-width: 600px) {
    .brand-name { font-size: 0.7rem; }
    .nav-num { font-size: 0.6rem; }
    .nav-link { font-size: 0.6rem; }
    .display-h1 { font-size: 13vw; }
    .display-h2 { font-size: 9.5vw; }
    .h3-large { font-size: 2rem; }
    .lede { font-size: 1.7rem; }
    .left-panel, .right-panel { padding: 90px 5vw 50px; }
}