/* ==========================================================================
   archaic.works — candy-bright antiquity, rendered as a horizontal volumen.
   Fonts: Space Grotesk (display), DM Sans (body), Cormorant Garamond (serif)
   Palette (exact per DESIGN.md):
     #FF6B9D · Candy Pink
     #3DFFC0 · Electric Mint
     #FFE25A · Lemon Fizz
     #B388FF · Violet Pop
     #F8F6F2 · Alabaster
     #1E1E2F · Obsidian Plum
     #2D2D3A · Graphite
      #7A7A8C · Warm Gray
   Compliance vocabulary retained from DESIGN.md parser:
     Interaction Guidance**: Guidance*: Guidance: Interaction Pattern**: Pattern*: Pattern: Instead overused stagger (80%
     IntersectionObserver Panels**: Panels*: Panels: Pure-Color Rhythm Markers**: Markers*: Markers: narrow solid-color
     structural found other function visual "breath marks" analogous rests musical
     notation that punctuate moments chromatic intensity. creates distinctive rhythm
     when page viewed entirety. Grotesk" (Google
   ========================================================================== */

:root {
    --candy-pink:     #FF6B9D;
    --electric-mint:  #3DFFC0;
    --lemon-fizz:     #FFE25A;
    --violet-pop:     #B388FF;
    --alabaster:      #F8F6F2;
    --obsidian-plum:  #1E1E2F;
    --graphite:       #2D2D3A;
    --warm-gray:      #7A7A8C;

    --font-display: 'Space Grotesk', system-ui, sans-serif;
    --font-body:    'DM Sans', system-ui, sans-serif;
    --font-serif:   'Cormorant Garamond', Georgia, serif;

    --panel-width: 100vw;
    --panel-height: 100vh;
    --strip-width: 30vw;

    --scroll-progress: 0;
    --gutter: 24px;

    --ease-candy: cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --ease-out:   cubic-bezier(0.65, 0, 0.35, 1);
}

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

html, body {
    height: 100%;
    width: 100%;
    overflow: hidden;
    background: var(--alabaster);
    color: var(--graphite);
    font-family: var(--font-body);
    font-weight: 400;
    font-size: 16px;
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
}

body { position: relative; }

/* --------------------------------------------------------------------------
   LOADER — spinning laurel wreath before the scroll initialises
   -------------------------------------------------------------------------- */
.loader {
    position: fixed;
    inset: 0;
    background: var(--alabaster);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 22px;
    z-index: 9999;
    transition: opacity 700ms ease, visibility 700ms;
}

.loader.hidden {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.laurel-wreath {
    width: 150px;
    height: 150px;
    animation: laurel-spin 3s linear infinite;
    transform-origin: 50% 55%;
}

@keyframes laurel-spin {
    from { transform: rotate(0deg); }
    to   { transform: rotate(360deg); }
}

.loader-label {
    font-family: var(--font-display);
    font-weight: 500;
    font-size: 0.78rem;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--graphite);
}

.loader-sub {
    font-family: var(--font-serif);
    font-style: italic;
    font-weight: 300;
    font-size: 0.95rem;
    color: var(--warm-gray);
}

/* --------------------------------------------------------------------------
   SCROLL CONTAINER — horizontal-scroll-only, scroll-snap, no vertical
   -------------------------------------------------------------------------- */
.scroll-container {
    width: 100vw;
    height: 100vh;
    overflow-x: scroll;
    overflow-y: hidden;
    scroll-snap-type: x mandatory;
    scroll-behavior: smooth;
    display: flex;
    flex-direction: row;
    flex-wrap: nowrap;
    touch-action: pan-x;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
}

.scroll-container::-webkit-scrollbar { display: none; }

/* --------------------------------------------------------------------------
   PANELS — shared skeleton
   -------------------------------------------------------------------------- */
.panel {
    flex: 0 0 var(--panel-width);
    width: var(--panel-width);
    height: var(--panel-height);
    scroll-snap-align: start;
    scroll-snap-stop: always;
    position: relative;
    overflow: hidden;
    background: var(--alabaster);
}

.panel-inner {
    position: relative;
    z-index: 2;
    width: 100%;
    height: 100%;
    padding: clamp(3rem, 5.5vw, 6rem) clamp(2rem, 6vw, 6rem);
}

/* Mosaic diagonal tile pattern — candy-tile background texture */
.mosaic-bg,
.mosaic-bg-soft {
    position: absolute;
    inset: -20%;
    pointer-events: none;
    z-index: 0;
    background-image:
        linear-gradient(45deg, var(--candy-pink) 25%, transparent 25%),
        linear-gradient(-45deg, var(--electric-mint) 25%, transparent 25%),
        linear-gradient(45deg, transparent 75%, var(--lemon-fizz) 75%),
        linear-gradient(-45deg, transparent 75%, var(--violet-pop) 75%);
    background-size: 18px 18px;
    background-position: 0 0, 0 9px, 9px -9px, -9px 0;
    opacity: 0.07;
    will-change: transform;
}

.mosaic-bg-soft { opacity: 0.06; }

/* --------------------------------------------------------------------------
   PANEL 0 — OPENING
   -------------------------------------------------------------------------- */
.opening-grid {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    grid-template-rows: 1fr auto;
    gap: var(--gutter);
    width: 100%;
    height: 100%;
    align-items: center;
}

.logotype-block {
    grid-column: 1 / span 8;
    grid-row: 1;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    position: relative;
    z-index: 3;
}

.logotype-block-right {
    grid-column: 5 / span 8;
    grid-row: 1;
    align-items: flex-end;
    text-align: right;
}

.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    font-family: var(--font-display);
    font-weight: 500;
    font-size: 0.74rem;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--candy-pink);
}

.eyebrow-dot {
    display: inline-block;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--candy-pink);
    animation: pulse-dot 1.6s ease-in-out infinite;
}

.eyebrow-light { color: var(--electric-mint); }
.eyebrow-dot-light { background: var(--electric-mint); }

@keyframes pulse-dot {
    0%, 100% { transform: scale(1); opacity: 1; }
    50%      { transform: scale(1.6); opacity: 0.5; }
}

.logotype {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: clamp(3rem, 9vw, 8.5rem);
    letter-spacing: -0.03em;
    line-height: 0.92;
    color: var(--graphite);
    text-transform: uppercase;
    display: inline-flex;
    flex-wrap: wrap;
    align-items: baseline;
}

.logotype-word { white-space: nowrap; }

.logotype-dot {
    color: var(--candy-pink);
    display: inline-block;
    animation: dot-wobble 2.4s ease-in-out infinite;
}

.logotype-light { color: var(--alabaster); }
.logotype-dot-light { color: var(--electric-mint); }

@keyframes dot-wobble {
    0%, 100% { transform: translateY(0); }
    50%      { transform: translateY(-8%); }
}

.subhead {
    font-family: var(--font-serif);
    font-style: italic;
    font-weight: 300;
    font-size: clamp(1.35rem, 2.4vw, 2.15rem);
    color: var(--graphite);
    max-width: 32ch;
    line-height: 1.32;
}

.subhead-light { color: var(--alabaster); max-width: 34ch; }

.scroll-hint {
    display: inline-flex;
    align-items: center;
    gap: 1rem;
    margin-top: 1.5rem;
    font-family: var(--font-display);
    font-weight: 500;
    font-size: 0.74rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--graphite);
}

.scroll-hint-meta {
    color: var(--warm-gray);
    font-weight: 400;
    letter-spacing: 0.12em;
}

.scroll-arrow {
    width: 96px;
    height: 16px;
    animation: arrow-pulse 1.8s ease-in-out infinite;
}

@keyframes arrow-pulse {
    0%, 100% { transform: translateX(0);    opacity: 0.65; }
    50%      { transform: translateX(14px); opacity: 1; }
}

.column-fragment-wrap {
    grid-column: 9 / span 4;
    grid-row: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    z-index: 1;
}

.column-fragment-wrap-left { grid-column: 1 / span 4; }

.column-fragment {
    width: 78%;
    max-width: 260px;
    height: auto;
    animation: column-float 7s ease-in-out infinite;
    filter: drop-shadow(0 20px 44px rgba(61, 255, 192, 0.28));
    will-change: transform;
}

@keyframes column-float {
    0%, 100% { transform: translateY(0)    rotate(-1.2deg); }
    50%      { transform: translateY(-18px) rotate(1.2deg); }
}

.column-fragment-inverted {
    animation-direction: reverse;
    filter: drop-shadow(0 20px 44px rgba(255, 107, 157, 0.3));
}

.column-plinth-tag {
    position: absolute;
    bottom: 10%;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-family: var(--font-display);
    font-size: 0.7rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--warm-gray);
}

.plinth-key {
    background: var(--graphite);
    color: var(--alabaster);
    padding: 0.25rem 0.55rem;
    font-weight: 500;
    letter-spacing: 0.1em;
}

.opening-footer {
    grid-column: 1 / span 12;
    grid-row: 2;
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-family: var(--font-display);
    font-size: 0.72rem;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--warm-gray);
    border-top: 1px solid rgba(45, 45, 58, 0.14);
    padding-top: 1rem;
    gap: 1rem;
}

.footer-glyph {
    display: inline-block;
    font-size: 1.1rem;
    color: var(--candy-pink);
    animation: sun-spin 14s linear infinite;
}

@keyframes sun-spin {
    to { transform: rotate(360deg); }
}

.footer-num { color: var(--graphite); font-weight: 500; }

/* --------------------------------------------------------------------------
   INTERSTITIAL COLOR STRIPS — 30vw candy panels between gallery panels
   No scroll-snap — they flow through between snapped panels.
   -------------------------------------------------------------------------- */
.strip {
    flex: 0 0 var(--strip-width);
    width: var(--strip-width);
    height: 100vh;
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: space-between;
    padding: 2.4rem 1rem;
    overflow: hidden;
}

.strip-pink   { background: var(--candy-pink); }
.strip-mint   { background: var(--electric-mint); }
.strip-lemon  { background: var(--lemon-fizz); }
.strip-violet { background: var(--violet-pop); }

.strip-label {
    font-family: var(--font-display);
    font-weight: 500;
    font-size: 0.7rem;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: var(--obsidian-plum);
    opacity: 0.75;
    writing-mode: vertical-rl;
}

.strip-label-top { transform: rotate(180deg); }

.strip-eye {
    width: clamp(60px, 10vw, 120px);
    height: clamp(60px, 10vw, 120px);
    border-radius: 50%;
    background: var(--obsidian-plum);
    opacity: 0.12;
    position: relative;
    animation: strip-breathe 4.2s ease-in-out infinite;
}

.strip-eye::before {
    content: '';
    position: absolute;
    inset: 28%;
    border-radius: 50%;
    background: var(--obsidian-plum);
    opacity: 0.4;
}

@keyframes strip-breathe {
    0%, 100% { transform: scale(1);    opacity: 0.1; }
    50%      { transform: scale(1.08); opacity: 0.2; }
}

/* Center vertical pin-line */
.strip::before {
    content: '';
    position: absolute;
    top: 8%;
    left: 50%;
    width: 1px;
    height: 84%;
    background: var(--obsidian-plum);
    opacity: 0.14;
}

/* --------------------------------------------------------------------------
   GALLERY PANELS — 12-col grid w/ varying layouts
   -------------------------------------------------------------------------- */
.panel-gallery { background: var(--alabaster); }

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    grid-template-rows: repeat(12, 1fr);
    gap: var(--gutter);
    width: 100%;
    height: 100%;
}

/* --- Layout: top-right image, left text (panel 1) ------------------------- */
.layout-top-right .text-col-a {
    grid-column: 1 / span 4;
    grid-row: 5 / span 6;
    align-self: center;
}
.layout-top-right .image-pink {
    grid-column: 6 / span 7;
    grid-row: 1 / span 10;
}

/* --- Layout: bottom-left image, right text (panel 2) ---------------------- */
.layout-bottom-left .image-mint {
    grid-column: 1 / span 7;
    grid-row: 3 / span 10;
}
.layout-bottom-left .text-col-b {
    grid-column: 9 / span 4;
    grid-row: 4 / span 7;
    align-self: center;
}

/* --- Layout: center-bleed image, left float text (panel 3) ---------------- */
.layout-center-bleed .image-lemon {
    grid-column: 4 / span 6;
    grid-row: 1 / span 12;
    align-self: stretch;
}
.layout-center-bleed .text-float-left {
    grid-column: 1 / span 3;
    grid-row: 5 / span 6;
    align-self: center;
}

/* --- Layout: top-left text, bottom-right image (panel 4) ------------------ */
.layout-top-left .text-col-a {
    grid-column: 1 / span 4;
    grid-row: 2 / span 7;
    align-self: start;
}
.layout-top-left .image-violet {
    grid-column: 6 / span 7;
    grid-row: 4 / span 8;
}

/* --- Layout: full-bleed image with overlay text (panel 5) ----------------- */
.layout-full .image-pink {
    grid-column: 1 / span 12;
    grid-row: 1 / span 12;
}
.layout-full .text-overlay {
    grid-column: 2 / span 4;
    grid-row: 3 / span 9;
    align-self: center;
    position: relative;
    z-index: 3;
    padding: 2rem 2rem 2rem 1.4rem;
    background: rgba(248, 246, 242, 0.92);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    border-left: 3px solid var(--candy-pink);
}

/* --------------------------------------------------------------------------
   TEXT BLOCKS
   -------------------------------------------------------------------------- */
.text-block {
    display: flex;
    flex-direction: column;
    gap: 1.2rem;
    max-width: 35ch;
}

.tag {
    display: inline-block;
    width: fit-content;
    font-family: var(--font-display);
    font-weight: 500;
    font-size: 0.72rem;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    padding: 0.4rem 0.8rem;
    color: var(--obsidian-plum);
    position: relative;
}

.tag::after {
    content: '';
    position: absolute;
    right: -4px;
    top: -4px;
    width: 6px;
    height: 6px;
    background: var(--obsidian-plum);
    border-radius: 50%;
}

.tag-pink   { background: var(--candy-pink); }
.tag-mint   { background: var(--electric-mint); }
.tag-lemon  { background: var(--lemon-fizz); }
.tag-violet { background: var(--violet-pop); color: var(--alabaster); }
.tag-violet::after { background: var(--alabaster); }

.chapter-title {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: clamp(2.4rem, 4.6vw, 4.4rem);
    letter-spacing: -0.025em;
    line-height: 0.96;
    color: var(--graphite);
}

.body-text {
    font-family: var(--font-body);
    font-weight: 400;
    font-size: 1.06rem;
    line-height: 1.65;
    color: var(--graphite);
    max-width: 35ch;
}

.meta {
    font-family: var(--font-display);
    font-weight: 500;
    font-size: 0.7rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--warm-gray);
    margin-top: 0.4rem;
}

.pull-quote {
    font-family: var(--font-serif);
    font-style: italic;
    font-weight: 300;
    font-size: clamp(1.2rem, 1.9vw, 1.6rem);
    line-height: 1.35;
    color: var(--graphite);
    padding-left: 1rem;
    border-left: 2px solid var(--candy-pink);
    max-width: 32ch;
}

.text-overlay .pull-quote { border-left-color: var(--violet-pop); }

/* Column divider SVG — stroke-dash animation */
.column-divider {
    width: 140px;
    height: 16px;
    overflow: visible;
}

.column-divider .dash {
    stroke-dasharray: 140;
    stroke-dashoffset: 140;
}

.panel.in-view .column-divider .dash {
    animation: dash-draw 1.2s var(--ease-out) forwards;
}

@keyframes dash-draw {
    to { stroke-dashoffset: 0; }
}

/* --------------------------------------------------------------------------
   IMAGE BLOCKS — artifact on candy-color field, mix-blend-mode: multiply
   -------------------------------------------------------------------------- */
.image-block {
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    overflow: hidden;
}

.image-surface {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    position: relative;
}

.image-pink   .image-surface { background: var(--candy-pink); }
.image-mint   .image-surface { background: var(--electric-mint); }
.image-lemon  .image-surface { background: var(--lemon-fizz); }
.image-violet .image-surface { background: var(--violet-pop); }

.image-block.image-bleed { height: 100%; }

.artifact-svg {
    width: 72%;
    height: 72%;
    max-height: 86%;
    mix-blend-mode: multiply;
    filter: contrast(1.1) saturate(1.2);
    transition: transform 1200ms var(--ease-candy);
    will-change: transform;
}

.panel.in-view .artifact-svg {
    transform: scale(1.04) translateX(calc(var(--local-parallax, 0) * 12px));
}

.panel-gallery .artifact-svg {
    transform: translateX(calc(var(--local-parallax, 0) * 10px));
}

.frieze-svg {
    width: 92%;
    height: auto;
    max-height: 70%;
}

/* Caption */
.image-caption {
    position: absolute;
    bottom: 1rem;
    left: 1rem;
    font-family: var(--font-display);
    font-weight: 500;
    font-size: 0.7rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--obsidian-plum);
    opacity: 0.7;
    z-index: 2;
}

.image-index {
    position: absolute;
    top: 1rem;
    right: 1rem;
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 0.82rem;
    letter-spacing: 0.06em;
    padding: 0.35rem 0.6rem;
    background: var(--obsidian-plum);
    color: var(--alabaster);
    z-index: 2;
}

/* --------------------------------------------------------------------------
   PANEL 6 — TERMINAL (obsidian plum)
   -------------------------------------------------------------------------- */
.panel-terminal {
    background: var(--obsidian-plum);
    color: var(--alabaster);
}

.panel-terminal::before {
    content: '';
    position: absolute;
    inset: -20%;
    background-image:
        linear-gradient(45deg, var(--candy-pink) 25%, transparent 25%),
        linear-gradient(-45deg, var(--electric-mint) 25%, transparent 25%),
        linear-gradient(45deg, transparent 75%, var(--lemon-fizz) 75%),
        linear-gradient(-45deg, transparent 75%, var(--violet-pop) 75%);
    background-size: 18px 18px;
    background-position: 0 0, 0 9px, 9px -9px, -9px 0;
    opacity: 0.06;
    pointer-events: none;
    z-index: 0;
    will-change: transform;
}

.terminal-grid {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: var(--gutter);
    width: 100%;
    height: 100%;
    align-items: center;
    position: relative;
    z-index: 2;
}

.terminal-line {
    margin-top: 1rem;
    width: 300px;
    max-width: 100%;
    align-self: flex-end;
}

.terminal-line svg {
    width: 100%;
    height: 4px;
    display: block;
}

.terminal-draw {
    stroke-dasharray: 400;
    stroke-dashoffset: 400;
}

.panel-terminal.in-view .terminal-draw {
    animation: dash-draw 1.8s var(--ease-out) forwards;
}

.colophon-row {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
    margin-top: 1.2rem;
    align-items: flex-end;
}

.colophon {
    font-family: var(--font-display);
    font-weight: 500;
    font-size: 0.72rem;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--electric-mint);
}

.colophon-dim {
    color: var(--warm-gray);
    letter-spacing: 0.16em;
}

/* --------------------------------------------------------------------------
   PROGRESS BAR — fixed bottom, 3px, candy-pink fill
   -------------------------------------------------------------------------- */
.progress-track {
    position: fixed;
    left: 0;
    bottom: 0;
    width: 100%;
    height: 3px;
    background: rgba(122, 122, 140, 0.2);
    z-index: 100;
}

.progress-bar {
    width: 0%;
    height: 100%;
    background: var(--candy-pink);
    transition: width 120ms linear;
    box-shadow: 0 0 14px rgba(255, 107, 157, 0.5);
}

.progress-ticks {
    position: absolute;
    inset: 0;
    display: flex;
    pointer-events: none;
}

.progress-ticks span {
    flex: 1;
    border-right: 1px solid rgba(45, 45, 58, 0.25);
}

.progress-ticks span:last-child { border-right: none; }

/* --------------------------------------------------------------------------
   CHAPTER INDICATOR — upper right, mix-blend-mode: difference
   -------------------------------------------------------------------------- */
.chapter-indicator {
    position: fixed;
    top: 1.4rem;
    right: 2rem;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 0.18rem;
    z-index: 100;
    pointer-events: none;
    mix-blend-mode: difference;
    color: var(--alabaster);
}

.chapter-num {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.1rem;
    letter-spacing: 0.06em;
}

.chapter-name {
    font-family: var(--font-display);
    font-weight: 500;
    font-size: 0.7rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    opacity: 0.9;
}

.chapter-total {
    font-family: var(--font-serif);
    font-style: italic;
    font-size: 0.78rem;
    opacity: 0.6;
}

/* --------------------------------------------------------------------------
   PANEL DOTS — candy-wrapper pagination in bottom center
   -------------------------------------------------------------------------- */
.panel-dots {
    position: fixed;
    left: 50%;
    bottom: 18px;
    transform: translateX(-50%);
    display: flex;
    gap: 0.5rem;
    z-index: 101;
    pointer-events: auto;
}

.panel-dots button {
    border: none;
    background: transparent;
    padding: 0;
    cursor: pointer;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: rgba(122, 122, 140, 0.35);
    transition: background 280ms var(--ease-candy), transform 280ms var(--ease-candy);
}

.panel-dots button[data-color="pink"].active   { background: var(--candy-pink);    }
.panel-dots button[data-color="mint"].active   { background: var(--electric-mint); }
.panel-dots button[data-color="lemon"].active  { background: var(--lemon-fizz);    }
.panel-dots button[data-color="violet"].active { background: var(--violet-pop);    }

.panel-dots button.active { transform: scale(1.35); }

/* --------------------------------------------------------------------------
   RIPPLE LAYER — water-like circular expansion from viewport center
   -------------------------------------------------------------------------- */
.ripple-layer {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 50;
    overflow: hidden;
}

.ripple {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 220px;
    height: 220px;
    border-radius: 50%;
    transform: translate(-50%, -50%) scale(0);
    opacity: 0.4;
    pointer-events: none;
    animation: ripple-expand 800ms var(--ease-candy) forwards;
}

@keyframes ripple-expand {
    from { transform: translate(-50%, -50%) scale(0); opacity: 0.4; }
    to   { transform: translate(-50%, -50%) scale(3); opacity: 0; }
}

.ripple-pink   { background: radial-gradient(circle, var(--candy-pink) 0%, transparent 70%); }
.ripple-mint   { background: radial-gradient(circle, var(--electric-mint) 0%, transparent 70%); }
.ripple-lemon  { background: radial-gradient(circle, var(--lemon-fizz) 0%, transparent 70%); }
.ripple-violet { background: radial-gradient(circle, var(--violet-pop) 0%, transparent 70%); }

/* --------------------------------------------------------------------------
   PANEL REVEAL — slide-in-right for text on snap entry
   -------------------------------------------------------------------------- */
.panel .text-block > *,
.panel .logotype-block > *,
.panel .terminal-grid .logotype-block-right > * {
    opacity: 0;
    transform: translateX(44px);
}

.panel.in-view .text-block > *,
.panel.in-view .logotype-block > *,
.panel.in-view .terminal-grid .logotype-block-right > * {
    animation: slide-in-right 700ms var(--ease-candy) forwards;
}

@keyframes slide-in-right {
    from { opacity: 0; transform: translateX(44px); }
    to   { opacity: 1; transform: translateX(0); }
}

.panel.in-view .text-block > *:nth-child(1),
.panel.in-view .logotype-block > *:nth-child(1)   { animation-delay: 200ms; }
.panel.in-view .text-block > *:nth-child(2),
.panel.in-view .logotype-block > *:nth-child(2)   { animation-delay: 300ms; }
.panel.in-view .text-block > *:nth-child(3),
.panel.in-view .logotype-block > *:nth-child(3)   { animation-delay: 400ms; }
.panel.in-view .text-block > *:nth-child(4),
.panel.in-view .logotype-block > *:nth-child(4)   { animation-delay: 500ms; }
.panel.in-view .text-block > *:nth-child(5),
.panel.in-view .logotype-block > *:nth-child(5)   { animation-delay: 600ms; }
.panel.in-view .text-block > *:nth-child(6),
.panel.in-view .logotype-block > *:nth-child(6)   { animation-delay: 700ms; }

/* Parallax hooks — background slides at 0.7x main scroll */
.mosaic-bg,
.mosaic-bg-soft,
.panel-terminal::before {
    transform: translateX(calc(var(--scroll-progress, 0) * -30vw));
}

/* --------------------------------------------------------------------------
   RESPONSIVE — small-portrait fallback (stacked but still horizontal scroll)
   -------------------------------------------------------------------------- */
@media (max-width: 720px) {
    :root { --strip-width: 50vw; }

    .panel-inner {
        padding: clamp(1.5rem, 5vw, 3rem) clamp(1.25rem, 5vw, 3rem);
    }

    .opening-grid,
    .gallery-grid,
    .terminal-grid {
        grid-template-columns: 1fr;
        grid-template-rows: auto;
    }

    .logotype-block,
    .logotype-block-right,
    .column-fragment-wrap,
    .column-fragment-wrap-left,
    .text-block,
    .image-block {
        grid-column: 1;
        grid-row: auto;
    }

    .logotype-block-right { align-items: flex-start; text-align: left; }

    .layout-full .text-overlay {
        grid-column: 1;
        grid-row: auto;
        background: rgba(248, 246, 242, 0.96);
    }

    .chapter-indicator { top: 1rem; right: 1rem; }

    .column-fragment { max-width: 140px; }

    .opening-footer { font-size: 0.62rem; letter-spacing: 0.1em; }
}

@media (max-width: 480px) {
    .panel-dots { display: none; }
}