/* ===========================================================
   mujun.day — a terminal for paradoxes
   forest-green phosphor, calm by design
   =========================================================== */

/* ----- Reset / base ----- */
*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }

:root {
    /* palette */
    --void-pine: #06120B;
    --moss-shadow: #0E2418;
    --deep-fern: #1C3D2A;
    --phosphor-green: #3FB57A;
    --spring-shoot: #7BE8A8;
    --frost-mint: #C8FFE0;
    --amber-fault: #D4A537;
    --ash-sage: #8FA89A;

    /* type */
    --f-display: 'Major Mono Display', ui-monospace, monospace;
    --f-sans: 'Sora', system-ui, sans-serif;
    --f-mono: 'JetBrains Mono', ui-monospace, monospace;

    /* motion */
    --ease-spring: cubic-bezier(.22, 1.2, .36, 1);
    --ease-out: cubic-bezier(.22, .8, .36, 1);

    /* spacing */
    --margin-rail: 200px;
}

html {
    background: var(--void-pine);
    color: var(--phosphor-green);
    font-family: var(--f-mono);
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}

body {
    min-height: 100vh;
    background:
        radial-gradient(ellipse at center, transparent 30%, rgba(14,36,24,0.55) 100%),
        var(--void-pine);
    color: var(--phosphor-green);
    overflow-x: hidden;
    line-height: 1.6;
    position: relative;
}

::selection { background: var(--spring-shoot); color: var(--void-pine); }
::-moz-selection { background: var(--spring-shoot); color: var(--void-pine); }

/* ----- Overlays ----- */
.overlay-scanlines {
    position: fixed; inset: 0;
    pointer-events: none;
    z-index: 1000;
    background: repeating-linear-gradient(
        to bottom,
        rgba(63,181,122,0) 0,
        rgba(63,181,122,0) 2px,
        rgba(63,181,122,0.04) 3px,
        rgba(63,181,122,0) 4px
    );
    mix-blend-mode: screen;
}

.overlay-vignette {
    position: fixed; inset: 0;
    pointer-events: none;
    z-index: 999;
    background: radial-gradient(ellipse at center, transparent 55%, rgba(6,18,11,0.55) 100%);
}

/* ----- Process margin (left rail) ----- */
.process-margin {
    position: fixed;
    left: 0; top: 0;
    width: var(--margin-rail);
    height: 100vh;
    padding: 24px 16px 24px 20px;
    border-right: 1px solid var(--deep-fern);
    background: rgba(6,18,11,0.7);
    color: var(--ash-sage);
    font-family: var(--f-mono);
    font-size: 0.7rem;
    line-height: 1.45;
    z-index: 100;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.pm-block { }
.pm-line { white-space: nowrap; }
.pm-label {
    color: var(--phosphor-green);
    text-transform: lowercase;
    letter-spacing: 0.04em;
    margin-bottom: 4px;
    border-bottom: 1px dashed var(--deep-fern);
    padding-bottom: 2px;
}
.pm-value { color: var(--frost-mint); font-variant-numeric: tabular-nums; }
.pm-head { color: var(--ash-sage); opacity: 0.7; font-size: 0.6rem; }
.pm-row { color: var(--ash-sage); font-size: 0.62rem; }
.pm-row-amber { color: var(--amber-fault); }
.pm-dim { color: var(--ash-sage); opacity: 0.55; }
.pm-growth {
    flex: 1;
    min-height: 60px;
    color: var(--phosphor-green);
    white-space: pre;
    font-size: 0.7rem;
    line-height: 1.1;
    display: flex;
    flex-direction: column-reverse;
    overflow: hidden;
}
.pm-growth .pm-frond {
    opacity: 0;
    transform: translateY(6px);
    animation: frond-grow 600ms var(--ease-spring) forwards;
}
@keyframes frond-grow {
    to { opacity: 1; transform: translateY(0); }
}
.pm-footer { margin-top: auto; }

/* ----- Main column ----- */
.main {
    margin-left: var(--margin-rail);
    padding: 0 6vw;
    max-width: 1500px;
    position: relative;
}

/* ----- Section frame (Z-pattern) ----- */
.section {
    min-height: 100vh;
    padding: 12vh 0 10vh;
    position: relative;
    display: block;
}

.z-frame {
    display: grid;
    grid-template-rows: auto 120px auto;
    gap: 24px;
    position: relative;
}

.z-top, .z-bottom {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}
.zt-left { grid-column: 1 / 2; }
.zt-right { grid-column: 2 / 3; }
.zb-left { grid-column: 1 / 2; }
.zb-right { grid-column: 2 / 3; }

.z-diagonal-wrap {
    position: relative;
    height: 120px;
    overflow: visible;
}
.z-diagonal {
    width: 100%;
    height: 100%;
    overflow: visible;
}
.z-line {
    stroke: var(--spring-shoot);
    stroke-width: 1;
    stroke-dasharray: 1400;
    stroke-dashoffset: 1400;
    filter: drop-shadow(0 0 4px rgba(123,232,168,0.6));
    transition: stroke-dashoffset 1.6s var(--ease-out);
}
.z-line-curve, .z-line-vine {
    stroke: var(--spring-shoot);
    stroke-width: 1;
    stroke-dasharray: 2000;
    stroke-dashoffset: 2000;
    filter: drop-shadow(0 0 4px rgba(123,232,168,0.6));
    transition: stroke-dashoffset 2s var(--ease-out);
}
.section.is-visible .z-line,
.section.is-visible .z-line-curve,
.section.is-visible .z-line-vine {
    stroke-dashoffset: 0;
}
.z-crystal {
    fill: var(--frost-mint);
    stroke: var(--spring-shoot);
    stroke-width: 0.6;
    transform-origin: 500px 200px;
    transform: scale(0);
    transition: transform 600ms var(--ease-spring) 1.2s;
    filter: drop-shadow(0 0 6px rgba(200,255,224,0.6));
}
.z-crystal-inner {
    fill: var(--void-pine);
    transform-origin: 500px 195px;
    transform: scale(0);
    transition: transform 500ms var(--ease-spring) 1.4s;
}
.section.is-visible .z-crystal,
.section.is-visible .z-crystal-inner {
    transform: scale(1);
}

/* ----- Typography ----- */
.label-eyebrow {
    font-family: var(--f-mono);
    font-size: 0.72rem;
    letter-spacing: 0.16em;
    color: var(--ash-sage);
    text-transform: lowercase;
    margin-bottom: 16px;
}

.section-mark {
    font-family: var(--f-display);
    font-weight: 400;
    font-size: clamp(2.2rem, 5vw, 4.5rem);
    letter-spacing: 0.06em;
    line-height: 1.05;
    color: var(--frost-mint);
    margin: 0 0 24px;
    text-transform: lowercase;
}

.mark {
    font-family: var(--f-display);
    font-size: clamp(2.5rem, 6vw, 5.5rem);
    letter-spacing: 0.08em;
    line-height: 1.05;
    color: var(--frost-mint);
    margin: 0 0 12px;
    text-transform: lowercase;
}

.caption {
    font-family: var(--f-sans);
    font-weight: 400;
    color: var(--phosphor-green);
    font-size: clamp(0.95rem, 1.3vw, 1.15rem);
    letter-spacing: -0.01em;
}

.caption-soft {
    font-family: var(--f-sans);
    font-weight: 400;
    color: var(--ash-sage);
    font-size: clamp(0.95rem, 1.2vw, 1.1rem);
    max-width: 38ch;
    line-height: 1.5;
}

/* ----- Terminal window (hero) ----- */
.terminal-window {
    background: var(--moss-shadow);
    border: 1px solid var(--deep-fern);
    border-radius: 4px;
    box-shadow:
        0 0 0 1px rgba(28,61,42,0.6),
        0 24px 60px -20px rgba(0,0,0,0.7),
        inset 0 0 60px rgba(63,181,122,0.04);
    overflow: hidden;
    max-width: 720px;
}

.tw-titlebar {
    display: flex;
    align-items: center;
    gap: 8px;
    background: rgba(6,18,11,0.5);
    border-bottom: 1px solid var(--deep-fern);
    padding: 8px 12px;
    font-family: var(--f-mono);
    font-size: 0.72rem;
    color: var(--ash-sage);
    position: relative;
}
.tw-titlebar::after {
    content: '';
    position: absolute;
    left: 0; right: 0; bottom: -1px; height: 1px;
    background: var(--spring-shoot);
    transform-origin: left center;
    transform: scaleX(0);
    transition: transform 1s var(--ease-out) 0.4s;
    box-shadow: 0 0 6px rgba(123,232,168,0.6);
}
.section.is-visible .tw-titlebar::after { transform: scaleX(1); }
.tw-dot {
    width: 9px; height: 9px; border-radius: 50%;
    display: inline-block;
    background: var(--deep-fern);
}
.tw-dot-amber { background: var(--amber-fault); box-shadow: 0 0 6px rgba(212,165,55,0.6); }
.tw-dot-shadow { background: var(--deep-fern); }
.tw-title { margin-left: 8px; flex: 1; color: var(--ash-sage); }
.tw-meta { color: var(--ash-sage); opacity: 0.7; }

.tw-body {
    padding: 24px 20px 28px;
    font-family: var(--f-mono);
    font-size: 0.95rem;
    color: var(--phosphor-green);
    min-height: 220px;
}
.tw-line { display: flex; align-items: center; }
.tw-prompt { color: var(--phosphor-green); margin-right: 4px; }
.tw-typed {
    font-family: var(--f-display);
    font-size: 1.15rem;
    color: var(--frost-mint);
    letter-spacing: 0.04em;
}
.tw-cursor {
    color: var(--spring-shoot);
    margin-left: 2px;
    animation: blink 530ms steps(2) infinite;
    text-shadow: 0 0 6px rgba(123,232,168,0.6);
}
@keyframes blink { 50% { opacity: 0; } }

.tw-engine {
    margin-top: 18px;
    font-family: var(--f-mono);
    font-style: italic;
    color: var(--phosphor-green);
}
.tw-engine-line {
    opacity: 0;
    transform: translateY(6px);
    transition: opacity 400ms var(--ease-spring), transform 400ms var(--ease-spring);
}
.tw-engine-line.is-shown { opacity: 1; transform: translateY(0); }
.tw-engine-line .ok {
    color: var(--spring-shoot);
    margin-left: 8px;
    font-style: normal;
    font-weight: 500;
}

/* ----- Section 2: Spear & Shield ----- */
.ascii-art {
    font-family: var(--f-mono);
    font-size: 0.78rem;
    line-height: 1.05;
    color: var(--phosphor-green);
    margin: 8px 0 0;
    white-space: pre;
    letter-spacing: 0;
}
.ascii-spear {
    color: var(--phosphor-green);
}
.ascii-spear::first-line {
    color: var(--amber-fault);
}
.ascii-shield {
    color: var(--phosphor-green);
}

.diagonal-crawl {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    pointer-events: none;
    font-family: var(--f-mono);
    font-size: 0.85rem;
    color: var(--ash-sage);
    opacity: 0;
    transition: opacity 800ms var(--ease-out) 1.4s;
    gap: 0;
}
.section.is-visible .diagonal-crawl { opacity: 1; }
.dc-amber { color: var(--amber-fault); }
.dc-bright { color: var(--frost-mint); }

/* ----- Section 3: The Loop ----- */
.code-block {
    background: var(--moss-shadow);
    border: 1px solid var(--deep-fern);
    border-radius: 4px;
    overflow: hidden;
    max-width: 560px;
}
.code-block-head {
    background: rgba(6,18,11,0.6);
    border-bottom: 1px solid var(--deep-fern);
    padding: 8px 12px;
    font-family: var(--f-mono);
    font-size: 0.72rem;
    color: var(--ash-sage);
    letter-spacing: 0.04em;
}
.code-body {
    margin: 0;
    padding: 18px 20px;
    font-family: var(--f-mono);
    font-size: 0.85rem;
    line-height: 1.65;
    color: var(--phosphor-green);
    white-space: pre;
}
.code-body .kw { color: var(--spring-shoot); }
.code-body .vr { color: var(--frost-mint); }
.code-body .fn { color: var(--phosphor-green); }
.code-body .str { color: var(--ash-sage); font-style: italic; }
.code-body .cm { color: var(--ash-sage); opacity: 0.7; font-style: italic; }

.interpreter {
    margin: 0;
    padding: 18px 20px;
    font-family: var(--f-mono);
    font-size: 0.82rem;
    line-height: 1.6;
    color: var(--phosphor-green);
    background: rgba(14,36,24,0.4);
    border: 1px dashed var(--deep-fern);
    border-radius: 4px;
    max-width: 460px;
    white-space: pre-wrap;
}
.interp-thinking {
    display: block;
    font-style: italic;
    color: var(--phosphor-green);
    opacity: 0.8;
}
.interp-thinking + .interp-thinking { opacity: 0.65; }
.interp-thinking + .interp-thinking + .interp-thinking { opacity: 0.5; }

.z-diagonal-loop {
    overflow: hidden;
    height: 180px;
    background: linear-gradient(180deg, transparent 0%, rgba(14,36,24,0.3) 100%);
    border-top: 1px dashed var(--deep-fern);
    border-bottom: 1px dashed var(--deep-fern);
}
.stack-trace {
    margin: 0;
    padding: 6px 12px;
    font-family: var(--f-mono);
    font-size: 0.72rem;
    line-height: 1.45;
    color: var(--phosphor-green);
    white-space: pre;
    height: 100%;
    overflow: hidden;
    opacity: 0.85;
}

.loop-error {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 16px;
    background: rgba(212,165,55,0.06);
    border: 1px solid rgba(212,165,55,0.4);
    border-radius: 4px;
    color: var(--amber-fault);
    font-family: var(--f-mono);
    font-size: 0.85rem;
    max-width: 540px;
    opacity: 0;
    transform: translateY(8px);
    transition: opacity 400ms var(--ease-spring), transform 400ms var(--ease-spring);
}
.loop-error.is-shown { opacity: 1; transform: translateY(0); }
.le-glyph {
    width: 22px; height: 22px;
    background: var(--amber-fault);
    color: var(--void-pine);
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 2px;
    box-shadow: 0 0 8px rgba(212,165,55,0.6);
}
.le-text { color: var(--amber-fault); }

.engine-reply {
    margin-top: 18px;
    padding: 14px 16px;
    border-left: 2px solid var(--spring-shoot);
    max-width: 540px;
}
.er-line {
    font-family: var(--f-sans);
    font-weight: 400;
    color: var(--phosphor-green);
    font-size: 1.1rem;
    letter-spacing: -0.005em;
}
.er-spinner {
    margin-top: 8px;
    font-family: var(--f-mono);
    font-size: 0.95rem;
    color: var(--spring-shoot);
}
.spinner-glyph {
    display: inline-block;
    animation: spinner-tick 1.6s steps(4) infinite;
    letter-spacing: 0.4em;
}
@keyframes spinner-tick {
    0%   { content: '⟲'; }
    25%  { content: '⟳'; }
    50%  { content: '⟲'; }
    75%  { content: '⟳'; }
    100% { content: '⟲'; }
}
.er-meta {
    margin-top: 6px;
    font-family: var(--f-mono);
    color: var(--ash-sage);
    font-size: 0.78rem;
    opacity: 0.7;
}

/* ----- Section 4: Garden ----- */
.garden-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px 32px;
}
.frond {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 12px 14px 16px;
    border: 1px solid var(--deep-fern);
    background: rgba(14,36,24,0.4);
    border-radius: 3px;
    opacity: 0;
    transform: translateY(14px);
    transition: opacity 700ms var(--ease-spring), transform 700ms var(--ease-spring);
}
.frond.is-shown {
    opacity: 1;
    transform: translateY(0);
}
.frond:nth-child(2) { transition-delay: 80ms; }
.frond:nth-child(3) { transition-delay: 160ms; }
.frond:nth-child(4) { transition-delay: 240ms; }
.frond:nth-child(5) { transition-delay: 320ms; }
.frond:nth-child(6) { transition-delay: 400ms; }
.frond:hover {
    border-color: var(--spring-shoot);
    background: rgba(28,61,42,0.55);
    transform: translateY(-2px);
}
.frond:hover .frond-name { color: var(--frost-mint); }
.frond:hover .frond-gloss { color: var(--spring-shoot); }
.frond:hover .frond-stem { animation: sway 1.6s var(--ease-spring) infinite alternate; }
@keyframes sway {
    from { transform: rotate(-2deg); }
    to   { transform: rotate(2deg); }
}
.frond-stem {
    margin: 0;
    font-family: var(--f-mono);
    font-size: 0.78rem;
    line-height: 1;
    color: var(--phosphor-green);
    white-space: pre;
    transform-origin: bottom center;
    transition: color 300ms;
    flex-shrink: 0;
}
.frond-leaf {
    flex: 1;
    min-width: 0;
}
.frond-name {
    font-family: var(--f-sans);
    font-weight: 600;
    font-size: 1.05rem;
    color: var(--phosphor-green);
    margin: 4px 0 6px;
    text-transform: lowercase;
    letter-spacing: -0.01em;
    transition: color 300ms;
}
.frond-gloss {
    font-family: var(--f-mono);
    font-style: italic;
    font-size: 0.8rem;
    line-height: 1.5;
    color: var(--ash-sage);
    margin: 0;
    transition: color 300ms;
}

/* ----- Section 5: Crystal ----- */
.section-crystal {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}
.crystal-stage {
    position: relative;
    width: 100%;
    max-width: 800px;
    text-align: center;
    perspective: 1200px;
}
.crystal-halo {
    position: absolute;
    inset: -10% -10% -10% -10%;
    background: radial-gradient(ellipse at center, rgba(123,232,168,0.08) 0%, transparent 60%);
    pointer-events: none;
    animation: halo-pulse 8s ease-in-out infinite;
}
@keyframes halo-pulse {
    0%, 100% { opacity: 0.6; }
    50%      { opacity: 1; }
}
.crystal-scene {
    width: 280px;
    height: 280px;
    margin: 0 auto;
    transform-style: preserve-3d;
    position: relative;
    transition: transform 600ms var(--ease-out);
}
.crystal {
    width: 100%;
    height: 100%;
    position: relative;
    transform-style: preserve-3d;
    animation: crystal-rotate 24s linear infinite;
}
@keyframes crystal-rotate {
    from { transform: rotateY(0deg) rotateX(18deg); }
    to   { transform: rotateY(360deg) rotateX(18deg); }
}
.face {
    position: absolute;
    width: 0; height: 0;
    left: 50%; top: 50%;
    border-style: solid;
    transform-origin: center;
    opacity: 0.85;
}
/* twelve triangular faces forming a crystalline lattice */
.face-1  { border-width: 0 70px 120px 70px; border-color: transparent transparent var(--deep-fern) transparent;        transform: translate(-50%, -50%) translateZ(80px) rotateX(0deg); }
.face-2  { border-width: 0 70px 120px 70px; border-color: transparent transparent var(--phosphor-green) transparent;   transform: translate(-50%, -50%) translateZ(80px) rotateY(60deg); }
.face-3  { border-width: 0 70px 120px 70px; border-color: transparent transparent var(--deep-fern) transparent;        transform: translate(-50%, -50%) translateZ(80px) rotateY(120deg); }
.face-4  { border-width: 0 70px 120px 70px; border-color: transparent transparent var(--phosphor-green) transparent;   transform: translate(-50%, -50%) translateZ(80px) rotateY(180deg); }
.face-5  { border-width: 0 70px 120px 70px; border-color: transparent transparent var(--deep-fern) transparent;        transform: translate(-50%, -50%) translateZ(80px) rotateY(240deg); }
.face-6  { border-width: 0 70px 120px 70px; border-color: transparent transparent var(--phosphor-green) transparent;   transform: translate(-50%, -50%) translateZ(80px) rotateY(300deg); }
.face-7  { border-width: 120px 70px 0 70px; border-color: var(--deep-fern) transparent transparent transparent;        transform: translate(-50%, -50%) translateZ(80px) rotateZ(180deg) rotateY(0deg); }
.face-8  { border-width: 120px 70px 0 70px; border-color: var(--phosphor-green) transparent transparent transparent;   transform: translate(-50%, -50%) translateZ(80px) rotateZ(180deg) rotateY(60deg); }
.face-9  { border-width: 120px 70px 0 70px; border-color: var(--frost-mint) transparent transparent transparent;       transform: translate(-50%, -50%) translateZ(80px) rotateZ(180deg) rotateY(120deg); }
.face-10 { border-width: 120px 70px 0 70px; border-color: var(--phosphor-green) transparent transparent transparent;   transform: translate(-50%, -50%) translateZ(80px) rotateZ(180deg) rotateY(180deg); }
.face-11 { border-width: 120px 70px 0 70px; border-color: var(--frost-mint) transparent transparent transparent;       transform: translate(-50%, -50%) translateZ(80px) rotateZ(180deg) rotateY(240deg); }
.face-12 { border-width: 120px 70px 0 70px; border-color: var(--deep-fern) transparent transparent transparent;        transform: translate(-50%, -50%) translateZ(80px) rotateZ(180deg) rotateY(300deg); }
.face-spec { opacity: 0.95; filter: drop-shadow(0 0 8px rgba(200,255,224,0.4)); }

.crystal-core {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    pointer-events: none;
    z-index: 5;
}
.core-text {
    font-family: var(--f-display);
    font-size: 0.85rem;
    letter-spacing: 0.12em;
    line-height: 1.45;
    color: var(--phosphor-green);
    opacity: 0.65;
    text-align: center;
    text-shadow: 0 0 6px rgba(63,181,122,0.4);
}

.crystal-motes {
    position: absolute;
    inset: 0;
    pointer-events: none;
}
.mote {
    position: absolute;
    color: var(--spring-shoot);
    font-size: 0.85rem;
    opacity: 0.5;
    animation: mote-drift 12s ease-in-out infinite;
}
.mote-1 { top: 12%;  left: 8%;  animation-delay: 0s;   }
.mote-2 { top: 30%;  right: 10%; animation-delay: 1.5s; color: var(--frost-mint); }
.mote-3 { top: 70%;  left: 14%; animation-delay: 3s;   }
.mote-4 { bottom: 16%; right: 12%; animation-delay: 4.5s; color: var(--frost-mint); }
.mote-5 { top: 50%;  left: 4%;  animation-delay: 6s;   }
.mote-6 { top: 60%;  right: 6%; animation-delay: 7.5s; color: var(--frost-mint); }
@keyframes mote-drift {
    0%, 100% { transform: translate(0, 0); opacity: 0.3; }
    50%      { transform: translate(8px, -10px); opacity: 0.8; }
}

.crystal-closing {
    margin-top: 44px;
    text-align: center;
}
.closing-line {
    font-family: var(--f-mono);
    font-size: clamp(1rem, 1.4vw, 1.2rem);
    color: var(--phosphor-green);
    margin: 0 0 6px;
    min-height: 1.6em;
    letter-spacing: 0;
}
.closing-line::after {
    content: '▮';
    color: var(--spring-shoot);
    margin-left: 4px;
    animation: blink 530ms steps(2) infinite;
    text-shadow: 0 0 6px rgba(123,232,168,0.6);
}
.closing-mark {
    font-family: var(--f-display);
    font-size: clamp(1.4rem, 2.4vw, 2rem);
    letter-spacing: 0.08em;
    color: var(--frost-mint);
    margin: 4px 0 6px;
    text-transform: lowercase;
}
.closing-meta {
    font-family: var(--f-mono);
    font-size: 0.75rem;
    color: var(--ash-sage);
    opacity: 0.7;
    margin: 0;
    font-style: italic;
}

/* ----- Footer ----- */
.footer {
    border-top: 1px dashed var(--deep-fern);
    padding: 36px 0 32px;
    margin-top: 8vh;
}
.footer-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-bottom: 28px;
}
.ft-col { }
.ft-label {
    font-family: var(--f-mono);
    font-size: 0.7rem;
    letter-spacing: 0.16em;
    color: var(--ash-sage);
    text-transform: lowercase;
    margin-bottom: 10px;
    border-bottom: 1px dashed var(--deep-fern);
    padding-bottom: 4px;
}
.ft-val {
    font-family: var(--f-mono);
    font-size: 0.82rem;
    color: var(--phosphor-green);
    line-height: 1.5;
}
.ft-dim {
    color: var(--ash-sage);
    opacity: 0.7;
    font-style: italic;
}
.footer-bottom {
    font-family: var(--f-mono);
    font-size: 0.85rem;
    color: var(--phosphor-green);
    border-top: 1px dashed var(--deep-fern);
    padding-top: 16px;
}
.fb-prompt { color: var(--phosphor-green); }
.fb-cmd { color: var(--frost-mint); }
.fb-cursor {
    color: var(--spring-shoot);
    margin-left: 2px;
    animation: blink 530ms steps(2) infinite;
    text-shadow: 0 0 6px rgba(123,232,168,0.6);
}

/* ----- Responsive ----- */
@media (max-width: 960px) {
    :root { --margin-rail: 0px; }
    .process-margin { display: none; }
    .main { padding: 0 5vw; }
    .z-top, .z-bottom { grid-template-columns: 1fr; }
    .zt-right, .zb-right, .zt-left, .zb-left { grid-column: 1; }
    .garden-grid { grid-template-columns: 1fr 1fr; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .ascii-art { font-size: 0.66rem; }
}
@media (max-width: 600px) {
    .garden-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; }
    .section-mark { font-size: clamp(1.8rem, 8vw, 2.6rem); }
    .mark { font-size: clamp(2rem, 10vw, 3rem); }
    .crystal-scene { width: 220px; height: 220px; }
    .face-1, .face-2, .face-3, .face-4, .face-5, .face-6,
    .face-7, .face-8, .face-9, .face-10, .face-11, .face-12 {
        border-left-width: 55px;
        border-right-width: 55px;
    }
    .face-1, .face-2, .face-3, .face-4, .face-5, .face-6 {
        border-bottom-width: 95px;
    }
    .face-7, .face-8, .face-9, .face-10, .face-11, .face-12 {
        border-top-width: 95px;
    }
}

/* ----- Reduced motion ----- */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    .crystal { animation: none; transform: rotateY(20deg) rotateX(18deg); }
    .tw-cursor, .fb-cursor, .closing-line::after { animation: none; }
    .z-line, .z-line-curve, .z-line-vine { stroke-dashoffset: 0; }
    .z-crystal, .z-crystal-inner { transform: scale(1); }
    .frond { opacity: 1; transform: none; }
    .tw-engine-line { opacity: 1; transform: none; }
}