/* ============================================================
   prototype.st — generative botanical, broken-grid, slab-serif
   palette: complementary teal/coral; typography: Zilla Slab + Nunito Sans
   ============================================================ */

:root {
    --teal-deep:    #1A6B5A;
    --teal-mid:     #3D8B6E;
    --bark-dark:    #2C2118;
    --bark-mid:     #5C4A3A;
    --coral:        #D9654C;
    --coral-soft:   #F2C9B8;
    --paper:        #FAF5EE;

    --font-head:    "Zilla Slab", Georgia, serif;
    --font-body:    "Nunito Sans", -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono:    "Fira Code", Menlo, monospace;
}

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

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
    font-family: var(--font-body);
    color: var(--bark-dark);
    background: var(--paper);
    line-height: 1.75;
    overflow-x: hidden;
    font-size: clamp(16px, 1.5vw, 18px);
}

/* paper texture: subtle dotted grain */
body::before {
    content: "";
    position: fixed;
    inset: 0;
    background-image: radial-gradient(circle at 1px 1px, rgba(44,33,24,0.05) 1px, transparent 0);
    background-size: 16px 16px;
    pointer-events: none;
    z-index: 1;
    mix-blend-mode: multiply;
}

/* ============================================================
   GENESIS CANVAS HERO
   ============================================================ */

.genesis {
    position: relative;
    min-height: 100vh;
    background:
        radial-gradient(circle at 80% 20%, rgba(217,101,76,0.10), transparent 50%),
        radial-gradient(circle at 10% 90%, rgba(26,107,90,0.12), transparent 55%),
        var(--paper);
    overflow: hidden;
}

#tree-canvas {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    z-index: 2;
}

.genesis-wordmark {
    position: absolute;
    top: 18%;
    left: 8%;
    z-index: 3;
    max-width: min(640px, 80vw);
    transform: rotate(-1.5deg);
}

.wordmark {
    font-family: var(--font-head);
    font-weight: 700;
    font-size: clamp(48px, 9vw, 120px);
    line-height: 0.95;
    letter-spacing: -0.02em;
    color: var(--bark-dark);
}

.word-proto { color: var(--bark-dark); }
.word-dot   { color: var(--coral); display: inline-block; transform: translateY(-0.05em) scale(1.2); }
.word-st    { color: var(--teal-deep); font-style: italic; }

.tagline {
    margin-top: 0.6em;
    font-family: var(--font-head);
    font-weight: 400;
    font-style: italic;
    font-size: clamp(18px, 2vw, 24px);
    color: var(--bark-mid);
    max-width: 22em;
}

.seed-readout {
    margin-top: 1.6em;
    font-family: var(--font-mono);
    font-size: 13px;
    color: var(--bark-mid);
    display: flex;
    align-items: center;
    gap: 0.8em;
    flex-wrap: wrap;
}

#current-seed {
    color: var(--teal-deep);
    background: rgba(26,107,90,0.08);
    padding: 2px 8px;
    border-radius: 2px;
    letter-spacing: 0.05em;
}

#reseed {
    font-family: var(--font-mono);
    font-size: 12px;
    background: transparent;
    border: 1px solid var(--bark-mid);
    color: var(--bark-mid);
    padding: 4px 10px;
    cursor: pointer;
    transition: all 0.25s ease;
    letter-spacing: 0.05em;
}

#reseed:hover {
    background: var(--coral);
    border-color: var(--coral);
    color: var(--paper);
    transform: translateY(-1px);
}

.scroll-cue {
    position: absolute;
    bottom: 6vh;
    left: 50%;
    transform: translateX(-50%);
    z-index: 3;
    font-family: var(--font-mono);
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.25em;
    color: var(--bark-mid);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.6em;
}

.cue-arrow {
    font-size: 18px;
    animation: drift 2.4s ease-in-out infinite;
    color: var(--coral);
}

@keyframes drift {
    0%, 100% { transform: translateY(0); opacity: 0.7; }
    50%      { transform: translateY(8px); opacity: 1; }
}

/* ============================================================
   WAVE DIVIDERS
   ============================================================ */

.wave-divider {
    width: 100%;
    height: 90px;
    line-height: 0;
    position: relative;
    z-index: 2;
    overflow: hidden;
}

.wave-divider svg {
    width: 100%;
    height: 100%;
    display: block;
}

.wave-fill   { fill: var(--coral-soft); opacity: 0.65; }
.wave-stroke { stroke: var(--teal-deep); stroke-width: 1.5; opacity: 0.5; stroke-dasharray: 6 8; }

.wave-divider[data-wave="1"] .wave-fill   { fill: var(--coral-soft); }
.wave-divider[data-wave="2"] .wave-fill   { fill: rgba(26,107,90,0.18); }
.wave-divider[data-wave="2"] .wave-stroke { stroke: var(--coral); }
.wave-divider[data-wave="3"] .wave-fill   { fill: var(--coral-soft); opacity: 0.55; }
.wave-divider[data-wave="4"] .wave-fill   { fill: rgba(61,139,110,0.20); }
.wave-divider[data-wave="4"] .wave-stroke { stroke: var(--coral); }

/* slow horizontal drift on the stroke */
.wave-stroke {
    animation: wave-drift 14s linear infinite;
}
@keyframes wave-drift {
    from { stroke-dashoffset: 0; }
    to   { stroke-dashoffset: -140; }
}

/* ============================================================
   MANIFESTO — broken grid
   ============================================================ */

.manifesto {
    position: relative;
    padding: clamp(80px, 12vw, 160px) 6vw;
    background: var(--paper);
}

.manifesto-grid {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    grid-auto-rows: minmax(40px, auto);
    gap: 24px;
    max-width: 1280px;
    margin: 0 auto;
    position: relative;
}

.manifesto-block {
    position: relative;
    padding: 28px;
    background: var(--paper);
    border: 1px solid rgba(44,33,24,0.10);
}

.block-tag {
    display: block;
    font-family: var(--font-mono);
    font-size: 12px;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--coral);
    margin-bottom: 16px;
}

.block-heading {
    font-family: var(--font-head);
    font-weight: 700;
    font-size: clamp(28px, 4vw, 52px);
    line-height: 1.05;
    letter-spacing: -0.01em;
    color: var(--bark-dark);
}
.block-heading.thin {
    font-weight: 400;
}
.block-heading em {
    color: var(--coral);
    font-style: italic;
}

.block-body {
    font-size: clamp(15px, 1.3vw, 17px);
    color: var(--bark-mid);
    max-width: 32em;
}

/* deliberate broken grid placement + rotation */
.block-a { grid-column: 1 / span 6;  grid-row: 1 / span 2; transform: rotate(-1deg); }
.block-b { grid-column: 7 / span 6;  grid-row: 1 / span 3; transform: rotate(0.6deg); margin-top: 40px; background: rgba(217,101,76,0.06); border-color: rgba(217,101,76,0.25); }
.block-c { grid-column: 2 / span 5;  grid-row: 4 / span 2; transform: rotate(0.8deg); margin-top: -18px; background: rgba(26,107,90,0.06); border-color: rgba(26,107,90,0.25); }
.block-d { grid-column: 8 / span 5;  grid-row: 5 / span 2; transform: rotate(-0.6deg); }
.block-e { grid-column: 3 / span 8;  grid-row: 7 / span 2; transform: rotate(1.2deg); margin-top: 24px; text-align: center; padding: 48px 28px; }

/* tiny botanical accent at corners */
.manifesto-block::before {
    content: "❋";
    position: absolute;
    top: -10px;
    left: -10px;
    font-size: 22px;
    color: var(--coral);
    background: var(--paper);
    width: 28px;
    height: 28px;
    line-height: 28px;
    text-align: center;
    border-radius: 50%;
    border: 1px solid rgba(217,101,76,0.3);
}

/* ============================================================
   SPECIMENS — card flip
   ============================================================ */

.specimens {
    padding: clamp(80px, 12vw, 160px) 6vw;
    background: linear-gradient(180deg, var(--paper) 0%, #F5EDE0 100%);
}

.section-header {
    max-width: 1280px;
    margin: 0 auto clamp(48px, 6vw, 80px);
}
.section-header.center { text-align: center; }

.section-eyebrow {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 12px;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    color: var(--coral);
    margin-bottom: 12px;
}

.section-title {
    font-family: var(--font-head);
    font-weight: 700;
    font-size: clamp(32px, 5vw, 64px);
    line-height: 1.05;
    letter-spacing: -0.015em;
    color: var(--bark-dark);
    max-width: 14em;
}

.section-lede {
    margin-top: 16px;
    font-size: clamp(16px, 1.4vw, 19px);
    color: var(--bark-mid);
    max-width: 36em;
}

.specimen-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 32px 28px;
    max-width: 1280px;
    margin: 0 auto;
}

.specimen-card {
    perspective: 1400px;
    aspect-ratio: 5 / 7;
    cursor: pointer;
    outline: none;
}

.specimen-card[data-rotate] {
    transform: rotate(var(--card-rot, 0deg));
    transition: transform 0.4s ease;
}

.specimen-card:hover {
    transform: rotate(0) translateY(-4px);
    z-index: 3;
}

.card-inner {
    position: relative;
    width: 100%;
    height: 100%;
    transform-style: preserve-3d;
    transition: transform 0.85s cubic-bezier(0.6, 0.05, 0.2, 1);
}

.specimen-card.flipped .card-inner,
.specimen-card:focus .card-inner {
    transform: rotateY(180deg);
}

.card-face {
    position: absolute;
    inset: 0;
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
    background: var(--paper);
    border: 1px solid rgba(44,33,24,0.12);
    box-shadow: 0 6px 24px rgba(44,33,24,0.06), 0 1px 2px rgba(44,33,24,0.04);
    padding: 22px;
    display: flex;
    flex-direction: column;
}

.card-front {
    background:
        repeating-linear-gradient(0deg, transparent 0 31px, rgba(44,33,24,0.04) 31px 32px),
        var(--paper);
}

.card-back {
    transform: rotateY(180deg);
    background: var(--bark-dark);
    color: var(--paper);
    border-color: var(--bark-dark);
}

.specimen-svg {
    flex: 1;
    width: 100%;
    height: 70%;
    margin: 0 auto;
}

.specimen-meta {
    border-top: 1px dashed rgba(44,33,24,0.25);
    padding-top: 12px;
    margin-top: 10px;
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.specimen-num {
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: 0.15em;
    color: var(--coral);
    text-transform: uppercase;
}

.specimen-name {
    font-family: var(--font-head);
    font-weight: 700;
    font-style: italic;
    font-size: 18px;
    color: var(--bark-dark);
}

.specimen-class {
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--bark-mid);
    letter-spacing: 0.05em;
}

.back-title {
    font-family: var(--font-head);
    font-weight: 700;
    font-style: italic;
    font-size: 22px;
    color: var(--coral-soft);
    margin-bottom: 16px;
}

.spec-list {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px 16px;
    font-family: var(--font-mono);
    font-size: 12px;
    margin-bottom: 18px;
}

.spec-list > div {
    border-bottom: 1px dotted rgba(250,245,238,0.25);
    padding-bottom: 4px;
}

.spec-list dt {
    color: var(--coral-soft);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-size: 10px;
    margin-bottom: 2px;
}

.spec-list dd {
    color: var(--paper);
}

.back-note {
    font-family: var(--font-head);
    font-style: italic;
    font-size: 14px;
    line-height: 1.5;
    color: rgba(250,245,238,0.85);
    margin-top: auto;
}

.flip-hint {
    text-align: center;
    margin-top: 40px;
    font-family: var(--font-mono);
    font-size: 12px;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--bark-mid);
}

/* ============================================================
   PROCESS — numbered steps
   ============================================================ */

.process {
    padding: clamp(80px, 12vw, 160px) 6vw;
    background: var(--bark-dark);
    color: var(--paper);
    position: relative;
    overflow: hidden;
}

.process::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image:
        radial-gradient(circle at 20% 30%, rgba(26,107,90,0.20), transparent 40%),
        radial-gradient(circle at 80% 70%, rgba(217,101,76,0.15), transparent 40%);
    pointer-events: none;
}

.process .section-eyebrow { color: var(--coral-soft); }
.process .section-title   { color: var(--paper); }

.process-list {
    list-style: none;
    max-width: 1080px;
    margin: 0 auto;
    counter-reset: step;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 36px;
    position: relative;
}

.process-step {
    position: relative;
    padding: 28px 24px;
    border: 1px solid rgba(250,245,238,0.18);
    background: rgba(250,245,238,0.04);
    backdrop-filter: blur(2px);
    transition: transform 0.4s ease, border-color 0.4s ease;
}

.process-step:nth-child(odd)  { transform: translateY(0); }
.process-step:nth-child(even) { transform: translateY(28px); }

.process-step:hover {
    transform: translateY(-4px);
    border-color: var(--coral);
}

.step-num {
    font-family: var(--font-mono);
    font-size: 13px;
    color: var(--coral);
    letter-spacing: 0.2em;
    display: block;
    margin-bottom: 16px;
}

.step-title {
    font-family: var(--font-head);
    font-weight: 700;
    font-size: 24px;
    margin-bottom: 12px;
    color: var(--paper);
    letter-spacing: -0.005em;
}

.step-body {
    font-size: 15px;
    line-height: 1.7;
    color: rgba(250,245,238,0.78);
    margin-bottom: 16px;
}

.step-code {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--coral-soft);
    background: rgba(217,101,76,0.10);
    border: 1px solid rgba(217,101,76,0.30);
    padding: 4px 10px;
    letter-spacing: 0.02em;
}

/* ============================================================
   FIELD NOTES
   ============================================================ */

.field-notes {
    padding: clamp(80px, 12vw, 160px) 6vw;
    background: var(--paper);
}

.notes-grid {
    max-width: 1280px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 32px;
}

.note {
    padding: 32px 28px;
    border-left: 3px solid var(--coral);
    background: rgba(217,101,76,0.04);
    position: relative;
}

.note p {
    font-family: var(--font-head);
    font-style: italic;
    font-size: clamp(17px, 1.6vw, 22px);
    line-height: 1.5;
    color: var(--bark-dark);
    margin-bottom: 16px;
}

.note p em {
    color: var(--coral);
    font-style: italic;
    font-weight: 500;
}

.note cite {
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--bark-mid);
    font-style: normal;
}

.note-1 { transform: rotate(-0.6deg); }
.note-2 { transform: rotate(0.5deg); border-left-color: var(--teal-deep); background: rgba(26,107,90,0.05); }
.note-3 { transform: rotate(-0.3deg); }

/* ============================================================
   FOOTER
   ============================================================ */

.footer {
    padding: 60px 6vw 40px;
    background: var(--bark-dark);
    color: var(--coral-soft);
    border-top: 1px solid rgba(217,101,76,0.25);
}

.footer-grid {
    max-width: 1280px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 32px;
    align-items: start;
}

.footer-mark {
    font-family: var(--font-head);
    font-weight: 700;
    font-size: 28px;
    color: var(--paper);
    letter-spacing: -0.01em;
}

.footer-tagline {
    font-family: var(--font-head);
    font-style: italic;
    color: var(--coral-soft);
    margin-top: 6px;
    font-size: 14px;
}

.meta-line {
    font-family: var(--font-mono);
    font-size: 12px;
    color: rgba(242,201,184,0.7);
    margin-bottom: 6px;
    letter-spacing: 0.05em;
}

.footer-seed code {
    display: inline-block;
    margin-top: 6px;
    font-family: var(--font-mono);
    font-size: 13px;
    color: var(--coral);
    background: rgba(217,101,76,0.10);
    border: 1px solid rgba(217,101,76,0.30);
    padding: 4px 10px;
    letter-spacing: 0.05em;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */

@media (max-width: 880px) {
    .genesis-wordmark {
        top: 14%;
        left: 6%;
        right: 6%;
        max-width: none;
    }

    .manifesto-grid {
        grid-template-columns: repeat(6, 1fr);
        gap: 18px;
    }
    .block-a { grid-column: 1 / span 6; grid-row: auto; transform: rotate(-0.6deg); }
    .block-b { grid-column: 1 / span 6; grid-row: auto; margin-top: 0; transform: rotate(0.4deg); }
    .block-c { grid-column: 1 / span 6; grid-row: auto; margin-top: 0; transform: rotate(0.4deg); }
    .block-d { grid-column: 1 / span 6; grid-row: auto; transform: rotate(-0.4deg); }
    .block-e { grid-column: 1 / span 6; grid-row: auto; margin-top: 0; }

    .process-step:nth-child(even) { transform: translateY(0); }
}

@media (max-width: 560px) {
    .seed-readout { font-size: 12px; }
    .specimen-grid { gap: 28px 18px; }
    .wave-divider { height: 60px; }
}

@media (prefers-reduced-motion: reduce) {
    .cue-arrow,
    .wave-stroke {
        animation: none;
    }
    .specimen-card,
    .card-inner,
    .process-step {
        transition: none !important;
    }
}