/* ============================================================
   scire.dev — zen / editorial-flow / bebas-bold / muted
   Palette:
     #F5F3EF fog white    (primary background)
     #EDE8E0 rice paper   (section surfaces)
     #D4CFC7 mist soft    (body text on dark)
     #C8C3BA mist gray    (secondary text, rules, particles)
     #A89A8B warm clay    (hover accents)
     #6B7B6B moss green   (accents, paths, code)
     #4A4A4A wet stone    (primary text)
     #2A2A28 dry ink      (headings on light)
   ============================================================ */

:root {
    --fog-white: #F5F3EF;
    --rice-paper: #EDE8E0;
    --mist-soft: #D4CFC7;
    --mist-gray: #C8C3BA;
    --warm-clay: #A89A8B;
    --moss-green: #6B7B6B;
    --wet-stone: #4A4A4A;
    --dry-ink: #2A2A28;

    --f-display: "Bebas Neue", "Inter", "Space Grotesk", sans-serif;
    --f-body: "Noto Serif", Georgia, serif;
    --f-mono: "JetBrains Mono", "Inter", monospace;

    --ease-contemplative: cubic-bezier(0.22, 0.61, 0.36, 1);
}

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

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    background: var(--fog-white);
}

body {
    font-family: var(--f-body);
    font-size: clamp(1rem, 1.15vw, 1.12rem);
    line-height: 1.82;
    color: var(--wet-stone);
    background:
        linear-gradient(180deg,
            var(--fog-white) 0%,
            var(--rice-paper) 22%,
            var(--fog-white) 42%,
            var(--rice-paper) 63%,
            var(--fog-white) 82%,
            var(--rice-paper) 100%);
    min-height: 100vh;
    overflow-x: hidden;
    position: relative;
}

.svg-defs {
    position: absolute;
    width: 0;
    height: 0;
    pointer-events: none;
}

/* ===== Floating particles (motes) ===== */
.particles {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 1;
    overflow: hidden;
}

.particles .mote {
    position: absolute;
    display: block;
    width: 3px;
    height: 3px;
    border-radius: 50%;
    background: var(--mist-gray);
    opacity: 0;
    will-change: transform, opacity;
    animation-name: float;
    animation-timing-function: linear;
    animation-iteration-count: infinite;
}

@keyframes float {
    0% {
        transform: translate3d(0, 20vh, 0);
        opacity: 0;
    }
    10% {
        opacity: 0.32;
    }
    50% {
        transform: translate3d(var(--drift, 12px), -55vh, 0);
        opacity: 0.32;
    }
    90% {
        opacity: 0.18;
    }
    100% {
        transform: translate3d(calc(var(--drift, 12px) * -0.6), -120vh, 0);
        opacity: 0;
    }
}

/* ===== Editorial flow ===== */
.editorial-flow {
    position: relative;
    z-index: 2;
    width: 100%;
    max-width: 100vw;
}

.stone {
    position: relative;
    padding: clamp(3rem, 8vw, 9rem) clamp(1.5rem, 6vw, 7rem);
    isolation: isolate;
}

.stone-numeral {
    display: inline-block;
    font-family: var(--f-mono);
    font-size: 0.78rem;
    letter-spacing: 0.18em;
    color: var(--moss-green);
    text-transform: uppercase;
    margin-bottom: 1rem;
}

.stone-heading {
    font-family: var(--f-display);
    font-size: clamp(2.6rem, 5.5vw, 4.8rem);
    font-weight: 400;
    line-height: 1;
    letter-spacing: 0.08em;
    color: var(--dry-ink);
    text-transform: uppercase;
    margin-bottom: 2rem;
}

.draw-path {
    stroke: var(--moss-green);
    stroke-width: 1.5;
    stroke-linecap: round;
    stroke-linejoin: round;
    fill: none;
}

/* ============================================================
   STONE I :: THE VOID
   ============================================================ */
.stone-void {
    min-height: 80vh;
    display: flex;
    align-items: flex-end;
    padding-top: clamp(3rem, 6vw, 5rem);
    padding-bottom: clamp(3rem, 6vw, 5rem);
}

.void-corner {
    position: relative;
    max-width: 62vw;
    width: 100%;
}

.void-eyebrow {
    display: block;
    font-family: var(--f-mono);
    font-size: 0.78rem;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--moss-green);
    margin-bottom: 1.25rem;
    opacity: 0;
    animation: rise 1.6s var(--ease-contemplative) 0.4s forwards;
}

.domain-mark {
    font-family: var(--f-display);
    font-size: clamp(4rem, 10vw, 9rem);
    font-weight: 400;
    line-height: 0.92;
    letter-spacing: 0.08em;
    color: var(--dry-ink);
    text-transform: lowercase;
    margin-bottom: 1.5rem;
    opacity: 0;
    transform: translateY(14px);
    animation: rise 1.8s var(--ease-contemplative) 0.2s forwards;
}

.void-line {
    display: block;
    width: calc(100vw - clamp(1.5rem, 6vw, 7rem));
    height: 10px;
    margin-bottom: 1.25rem;
    overflow: visible;
}

.void-line .draw-path {
    stroke-width: 1.25;
}

.void-sub {
    font-family: var(--f-body);
    font-style: italic;
    font-size: 0.96rem;
    color: var(--wet-stone);
    opacity: 0;
    animation: rise 1.6s var(--ease-contemplative) 1.6s forwards;
}

.void-sub .latin {
    font-weight: 400;
}

.void-sub .mono {
    font-family: var(--f-mono);
    font-style: normal;
    font-size: 0.82rem;
    color: var(--moss-green);
    margin: 0 0.4rem;
}

.void-noise {
    position: absolute;
    inset: 0;
    pointer-events: none;
    opacity: 0.05;
    background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='220' height='220'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 0.16  0 0 0 0 0.16  0 0 0 0 0.16  0 0 0 0.7 0'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
    mix-blend-mode: multiply;
    z-index: -1;
}

@keyframes rise {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ============================================================
   STONE II :: THE RIPPLE
   ============================================================ */
.stone-ripple {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: clamp(2rem, 6vw, 6rem);
    align-items: center;
    min-height: 90vh;
    background:
        linear-gradient(180deg,
            transparent 0%,
            rgba(237, 232, 224, 0.5) 50%,
            transparent 100%);
}

.ripple-left {
    position: relative;
    display: flex;
    justify-content: flex-end;
    align-items: center;
    min-height: 40vh;
    padding-right: clamp(1rem, 4vw, 4rem);
}

.ripple-sigil {
    width: clamp(160px, 24vw, 320px);
    height: clamp(160px, 24vw, 320px);
    display: block;
}

.ripple-sigil .draw-path {
    stroke: var(--moss-green);
    stroke-width: 1;
    opacity: 0.7;
}

.ripple-right {
    max-width: 46ch;
    position: relative;
}

.ripple-text {
    margin-bottom: 1.6rem;
    color: var(--wet-stone);
}

.ripple-text em {
    font-style: italic;
    color: var(--dry-ink);
}

.ripple-text.muted {
    color: var(--warm-clay);
    font-size: 0.98em;
}

.inline-code {
    display: inline-block;
    margin-top: 1rem;
    font-family: var(--f-mono);
    font-size: 0.88rem;
    color: var(--moss-green);
    letter-spacing: 0.01em;
    padding: 0.35rem 0.6rem;
    background: rgba(107, 123, 107, 0.06);
    border-left: 1px solid var(--mist-gray);
}

.section-rule {
    position: absolute;
    left: clamp(1.5rem, 6vw, 7rem);
    right: clamp(1.5rem, 6vw, 7rem);
    bottom: clamp(2rem, 5vw, 4rem);
    height: 4px;
    width: auto;
    grid-column: 1 / -1;
}

/* ============================================================
   STONE III :: THE GARDEN
   ============================================================ */
.stone-garden {
    position: relative;
    padding-top: clamp(4rem, 9vw, 10rem);
    padding-bottom: clamp(4rem, 9vw, 10rem);
    background: var(--rice-paper);
}

.garden-header {
    margin-bottom: clamp(3rem, 6vw, 6rem);
    max-width: 36ch;
}

.garden-grid {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    grid-auto-rows: minmax(40px, auto);
    gap: 1rem 1.5rem;
    position: relative;
    min-height: 70vh;
}

.garden-block {
    position: relative;
    padding: 1.5rem 0;
}

.garden-block .block-mark {
    width: 46px;
    height: 46px;
    display: block;
    margin-bottom: 1rem;
    opacity: 0.75;
}

.garden-block .block-mark .draw-path {
    stroke-width: 1.4;
}

.block-heading {
    font-family: var(--f-display);
    font-size: clamp(1.6rem, 2.4vw, 2.2rem);
    font-weight: 400;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--dry-ink);
    margin-bottom: 0.9rem;
}

.block-body {
    color: var(--wet-stone);
    margin-bottom: 1.25rem;
}

.block-tag {
    font-family: var(--f-mono);
    font-size: 0.78rem;
    letter-spacing: 0.14em;
    color: var(--warm-clay);
    text-transform: uppercase;
}

.block-a {
    grid-column: 1 / span 4;
    grid-row: 1;
    align-self: start;
}

.block-b {
    grid-column: 6 / span 5;
    grid-row: 2;
    align-self: center;
    margin-top: 2rem;
}

.block-c {
    grid-column: 2 / span 5;
    grid-row: 3;
    align-self: end;
    margin-top: 3rem;
}

.garden-noise {
    position: absolute;
    inset: 0;
    pointer-events: none;
    opacity: 0.06;
    background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='220' height='220'><filter id='n2'><feTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='3' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 0.16  0 0 0 0 0.16  0 0 0 0 0.16  0 0 0 0.6 0'/></filter><rect width='100%' height='100%' filter='url(%23n2)'/></svg>");
    mix-blend-mode: multiply;
    z-index: 0;
}

.garden-grid,
.garden-header {
    position: relative;
    z-index: 1;
}

/* ============================================================
   STONE IV :: THE PATH
   ============================================================ */
.stone-path {
    text-align: center;
    min-height: 70vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding-top: clamp(4rem, 8vw, 8rem);
    padding-bottom: clamp(3rem, 6vw, 6rem);
}

.stone-path .stone-numeral,
.stone-path .stone-heading {
    text-align: center;
}

.path-text {
    max-width: 42ch;
    margin: 0 auto 3.5rem;
    color: var(--wet-stone);
    font-size: 1.08rem;
}

.path-text em {
    font-style: italic;
    color: var(--moss-green);
    letter-spacing: 0.02em;
}

.garden-path-svg {
    width: 100%;
    max-width: 1600px;
    height: 120px;
    display: block;
    margin: 0 auto 3rem;
    overflow: visible;
}

.garden-path-line {
    stroke: var(--moss-green);
    stroke-width: 2;
}

.site-footer {
    font-family: var(--f-mono);
    font-size: 0.78rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--mist-gray);
    display: inline-flex;
    gap: 0.9rem;
    align-items: center;
    padding-top: 2rem;
    border-top: 1px solid var(--mist-gray);
    border-image: linear-gradient(90deg, transparent, var(--mist-gray), transparent) 1;
}

.footer-sep {
    color: var(--warm-clay);
}

/* ============================================================
   Path draw animation states
   ============================================================ */
.draw-path {
    transition:
        stroke-dashoffset 2.2s var(--ease-contemplative),
        opacity 1.6s var(--ease-contemplative);
}

.draw-path.is-initialized {
    /* stroke-dasharray and stroke-dashoffset set via JS */
}

.draw-path.is-drawn {
    stroke-dashoffset: 0 !important;
}

/* ============================================================
   Section reveal on scroll
   ============================================================ */
.stone-heading,
.ripple-text,
.path-text,
.garden-block,
.void-sub {
    transition:
        opacity 1.6s var(--ease-contemplative),
        transform 1.6s var(--ease-contemplative);
}

.stone:not(.stone-void) .stone-heading,
.stone:not(.stone-void) .ripple-text,
.stone:not(.stone-void) .path-text,
.stone:not(.stone-void) .garden-block {
    opacity: 0;
    transform: translateY(28px);
}

.stone.is-visible .stone-heading,
.stone.is-visible .ripple-text,
.stone.is-visible .path-text,
.stone.is-visible .garden-block {
    opacity: 1;
    transform: translateY(0);
}

.stone.is-visible .garden-block.block-a { transition-delay: 0.05s; }
.stone.is-visible .garden-block.block-b { transition-delay: 0.35s; }
.stone.is-visible .garden-block.block-c { transition-delay: 0.65s; }

/* ============================================================
   Responsive — collapse to single column under 768px
   ============================================================ */
@media (max-width: 900px) {
    .stone-ripple {
        grid-template-columns: 1fr;
        min-height: auto;
        padding-top: clamp(4rem, 10vw, 6rem);
        padding-bottom: clamp(4rem, 10vw, 6rem);
    }

    .ripple-left {
        justify-content: flex-start;
        padding-right: 0;
        min-height: 28vh;
    }

    .ripple-right {
        max-width: 100%;
    }
}

@media (max-width: 768px) {
    .stone {
        padding-left: 1.5rem;
        padding-right: 1.5rem;
    }

    .garden-grid {
        display: flex;
        flex-direction: column;
        gap: 3rem;
        min-height: 0;
    }

    .garden-block {
        margin-top: 0 !important;
    }

    .stone-void {
        min-height: 80vh;
    }

    .void-corner {
        max-width: 100%;
    }

    .domain-mark {
        font-size: clamp(3.2rem, 15vw, 6rem);
    }

    .path-text {
        font-size: 1rem;
    }

    .site-footer {
        flex-wrap: wrap;
        justify-content: center;
        gap: 0.6rem;
    }
}

@media (max-width: 480px) {
    .ripple-sigil {
        width: 180px;
        height: 180px;
    }

    .stone-heading {
        font-size: clamp(2rem, 9vw, 3rem);
    }
}