/* ------------------------------------------------------------------
   a6c.dev — Botanical Field Notes
   Translucent-frost palette · Frutiger-clean typography
   ------------------------------------------------------------------ */

:root {
    /* Palette as RGB triplets for rgba() use */
    --color-frost:       244, 247, 245;  /* #f4f7f5  Frost White */
    --color-glacial:     232, 239, 233;  /* #e8efe9  Glacial Pane */
    --color-moss:         26,  46,  31;  /* #1a2e1f  Deep Moss */
    --color-fern:         74, 107,  82;  /* #4a6b52  Fern Gray */
    --color-lichen:      127, 168, 136;  /* #7fa888  Lichen Green */
    --color-dew:         196, 216, 192;  /* #c4d8c0  Dew Drop */
    --color-frozen:      255, 255, 255;  /* #ffffff  Frozen Glass */
    --color-pine:         13,  26,  18;  /* #0d1a12  Pine Night */
    --color-petal:       194, 166, 140;  /* #c2a68c  Dried Petal */

    --sidebar-w-rest: 72px;
    --sidebar-w-open: 240px;

    --content-max: 720px;

    --font-head: "Outfit", "Inter", system-ui, sans-serif;
    --font-body: "IBM Plex Sans", "Inter", system-ui, sans-serif;
    --font-mono: "IBM Plex Mono", "SFMono-Regular", monospace;
    --font-feat: "Fraunces", "Lora", Georgia, serif;

    --ease-soft: cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --ease-frost: cubic-bezier(0.4, 0, 0.2, 1);
}

*, *::before, *::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    min-height: 100vh;
    font-family: var(--font-body);
    font-weight: 400;
    font-size: 1.0625rem;
    line-height: 1.78;
    letter-spacing: 0.005em;
    color: rgb(var(--color-moss));
    background: rgb(var(--color-frost));
    background-image:
        radial-gradient(1200px 800px at 85% 10%, rgba(var(--color-dew), 0.35), transparent 60%),
        radial-gradient(900px 700px at 10% 100%, rgba(var(--color-glacial), 0.6), transparent 55%),
        linear-gradient(180deg, rgba(var(--color-frost), 1) 0%, rgba(var(--color-glacial), 0.6) 100%);
    background-attachment: fixed;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

::selection {
    background: rgba(var(--color-lichen), 0.28);
    color: rgb(var(--color-moss));
}

/* ------------------------------------------------------------------
   Noise texture overlay
   ------------------------------------------------------------------ */
.noise-overlay {
    position: fixed;
    inset: 0;
    width: 100vw;
    height: 100vh;
    pointer-events: none;
    mix-blend-mode: multiply;
    opacity: 0.05;
    z-index: 1;
}

/* ------------------------------------------------------------------
   Background botanical layer (restrained parallax)
   ------------------------------------------------------------------ */
.botanical-bg {
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    overflow: hidden;
    color: rgb(var(--color-lichen));
    opacity: 0.14;
    will-change: transform;
}

.botanical-bg .bg-venation {
    position: absolute;
    top: -4%;
    left: calc(var(--sidebar-w-rest) - 40px);
    width: 72vw;
    max-width: 1100px;
    height: 110%;
    filter: blur(0.2px);
}

/* ------------------------------------------------------------------
   Sidebar (botanical stem)
   ------------------------------------------------------------------ */
.sidebar {
    position: fixed;
    top: 0;
    left: 0;
    height: 100vh;
    width: var(--sidebar-w-rest);
    z-index: 20;
    padding: 28px 0 24px;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    background: rgba(var(--color-frozen), 0.62);
    backdrop-filter: blur(20px) saturate(1.2);
    -webkit-backdrop-filter: blur(20px) saturate(1.2);
    border-right: 1px solid rgba(var(--color-dew), 0.6);
    transition: width 520ms var(--ease-frost), background 520ms var(--ease-frost), box-shadow 520ms var(--ease-frost);
    box-shadow: 0 0 0 rgba(var(--color-pine), 0);
    overflow: hidden;
}

.sidebar::before {
    /* vertical stem */
    content: "";
    position: absolute;
    top: 18px;
    bottom: 18px;
    left: calc(var(--sidebar-w-rest) / 2);
    width: 1px;
    background: linear-gradient(
        180deg,
        rgba(var(--color-dew), 0) 0%,
        rgba(var(--color-lichen), 0.45) 12%,
        rgba(var(--color-lichen), 0.45) 88%,
        rgba(var(--color-dew), 0) 100%
    );
    transition: left 520ms var(--ease-frost), opacity 520ms var(--ease-frost);
    opacity: 0.9;
}

.sidebar:hover,
.sidebar.is-open {
    width: var(--sidebar-w-open);
    background: rgba(var(--color-frozen), 0.78);
    box-shadow: 0 0 60px rgba(var(--color-pine), 0.06);
}

.sidebar:hover::before,
.sidebar.is-open::before {
    left: 36px;
    opacity: 0.6;
}

.sidebar-brand {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 0 22px 0 24px;
    margin-bottom: 32px;
    color: rgb(var(--color-fern));
    min-height: 28px;
}

.brand-glyph {
    width: 24px;
    height: 24px;
    flex: 0 0 24px;
    color: rgb(var(--color-lichen));
}

.brand-label {
    font-family: var(--font-head);
    font-weight: 300;
    font-size: 1.05rem;
    letter-spacing: -0.01em;
    color: rgb(var(--color-moss));
    white-space: nowrap;
    opacity: 0;
    transform: translateX(-4px);
    transition: opacity 260ms var(--ease-soft) 200ms, transform 260ms var(--ease-soft) 200ms;
}

.sidebar:hover .brand-label,
.sidebar.is-open .brand-label {
    opacity: 1;
    transform: translateX(0);
}

.sidebar-nav {
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding: 0 12px;
    margin-top: 8px;
}

.nav-item {
    position: relative;
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 12px 12px;
    border-radius: 14px;
    color: rgb(var(--color-fern));
    text-decoration: none;
    font-family: var(--font-body);
    font-size: 0.9375rem;
    letter-spacing: 0.01em;
    transition: color 380ms var(--ease-soft), background 380ms var(--ease-soft);
}

.nav-icon {
    width: 24px;
    height: 24px;
    flex: 0 0 24px;
    display: grid;
    place-items: center;
    opacity: 0.82;
    animation: sidebarBreath 4s ease-in-out infinite;
    transition: opacity 400ms var(--ease-soft), color 400ms var(--ease-soft), transform 400ms var(--ease-soft);
}

.nav-icon svg {
    width: 22px;
    height: 22px;
    stroke-width: 1;
    overflow: visible;
    transition: stroke-width 400ms var(--ease-soft);
}

.nav-item:nth-child(2) .nav-icon { animation-delay: -0.6s; }
.nav-item:nth-child(3) .nav-icon { animation-delay: -1.2s; }
.nav-item:nth-child(4) .nav-icon { animation-delay: -1.8s; }
.nav-item:nth-child(5) .nav-icon { animation-delay: -2.4s; }
.nav-item:nth-child(6) .nav-icon { animation-delay: -3.0s; }

@keyframes sidebarBreath {
    0%, 100% { opacity: 0.6; }
    50%      { opacity: 1.0; }
}

.nav-label {
    font-family: var(--font-body);
    font-size: 0.9375rem;
    color: rgb(var(--color-fern));
    white-space: nowrap;
    opacity: 0;
    transform: translateX(-6px);
    transition: opacity 260ms var(--ease-soft) 200ms, transform 260ms var(--ease-soft) 200ms;
}

.sidebar:hover .nav-label,
.sidebar.is-open .nav-label {
    opacity: 1;
    transform: translateX(0);
}

.nav-dot {
    position: absolute;
    right: 14px;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: rgb(var(--color-lichen));
    transform: scale(0);
    opacity: 0;
    transition: transform 440ms var(--ease-soft), opacity 440ms var(--ease-soft);
    box-shadow: 0 0 8px rgba(var(--color-lichen), 0.4);
}

.nav-item.is-active {
    color: rgb(var(--color-lichen));
    background: rgba(var(--color-dew), 0.28);
}

.nav-item.is-active .nav-icon {
    color: rgb(var(--color-lichen));
    opacity: 1;
    transform: scale(1.05);
    animation-play-state: paused;
}

.nav-item.is-active .nav-icon svg {
    stroke-width: 1.5;
}

.nav-item.is-active .nav-label {
    color: rgb(var(--color-moss));
}

.nav-item.is-active .nav-dot {
    transform: scale(1);
    opacity: 1;
}

.nav-item:hover {
    background: rgba(var(--color-dew), 0.35);
    color: rgb(var(--color-moss));
}

.nav-item:hover .nav-icon {
    color: rgb(var(--color-lichen));
    opacity: 1;
}

.sidebar-footer {
    margin-top: auto;
    padding: 20px 24px 4px;
    font-family: var(--font-mono);
    font-size: 0.6875rem;
    letter-spacing: 0.18em;
    color: rgba(var(--color-fern), 0.7);
    opacity: 0;
    transform: translateX(-4px);
    transition: opacity 320ms var(--ease-soft) 200ms, transform 320ms var(--ease-soft) 200ms;
}

.sidebar:hover .sidebar-footer,
.sidebar.is-open .sidebar-footer {
    opacity: 1;
    transform: translateX(0);
}

/* ------------------------------------------------------------------
   Pollen drift
   ------------------------------------------------------------------ */
.pollen-field {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 2;
    overflow: hidden;
}

.pollen {
    position: absolute;
    border-radius: 50%;
    top: 0;
    left: 0;
    will-change: transform, opacity;
    opacity: 0;
}

/* ------------------------------------------------------------------
   Main content
   ------------------------------------------------------------------ */
.content {
    position: relative;
    z-index: 5;
    margin-left: var(--sidebar-w-rest);
    padding: 0 8vw 0 7vw;
    max-width: 100%;
}

@media (min-width: 1400px) {
    .content {
        padding-right: 12vw;
    }
}

/* Vine track */
.vine-track {
    position: absolute;
    top: 0;
    left: 36px;
    width: 40px;
    height: 100%;
    color: rgb(var(--color-lichen));
    opacity: 0.28;
    pointer-events: none;
    z-index: 1;
}

#vinePath {
    stroke-dasharray: 1;
    stroke-dashoffset: 1;
    transition: stroke-dashoffset 120ms linear;
}

.vine-bud {
    transform-origin: center;
    transform-box: fill-box;
    opacity: 0;
    transition: opacity 600ms var(--ease-soft), transform 600ms var(--ease-soft);
}

.vine-bud.is-open {
    opacity: 0.85;
    transform: scale(1);
}

.rule-line {
    position: absolute;
    top: 0;
    left: 80px;
    width: 1px;
    height: 100%;
    background: linear-gradient(
        180deg,
        rgba(var(--color-dew), 0) 0%,
        rgba(var(--color-dew), 0.55) 8%,
        rgba(var(--color-dew), 0.55) 92%,
        rgba(var(--color-dew), 0) 100%
    );
    z-index: 1;
    pointer-events: none;
}

/* ------------------------------------------------------------------
   Section scaffolding
   ------------------------------------------------------------------ */
.section {
    position: relative;
    max-width: var(--content-max);
    margin: 0 0 0 clamp(40px, 8vw, 120px);
    padding: 14vh 0 12vh;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 620ms var(--ease-soft), transform 620ms var(--ease-soft);
}

.section.is-visible {
    opacity: 1;
    transform: translateY(0);
}

.section-head {
    margin-bottom: 44px;
}

.section-meta {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 18px;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    letter-spacing: 0.2em;
    color: rgb(var(--color-fern));
    text-transform: uppercase;
}

.seed-glyph {
    width: 22px;
    height: 22px;
    display: inline-grid;
    place-items: center;
    color: rgb(var(--color-lichen));
    opacity: 0.85;
}

.seed-glyph svg {
    width: 22px;
    height: 22px;
}

.section-num {
    color: rgb(var(--color-petal));
    letter-spacing: 0.22em;
}

.section-title {
    font-family: var(--font-head);
    font-weight: 300;
    font-size: clamp(1.75rem, 3.5vw, 3.25rem);
    line-height: 1.12;
    letter-spacing: -0.03em;
    color: rgb(var(--color-moss));
    margin: 0;
    max-width: 18ch;
}

.section-body p {
    margin: 0 0 1.4em;
    color: rgba(var(--color-moss), 0.92);
}

.lede {
    font-family: var(--font-feat);
    font-style: italic;
    font-weight: 300;
    font-size: clamp(1.15rem, 1.8vw, 1.45rem);
    line-height: 1.5;
    color: rgb(var(--color-fern));
    margin-bottom: 2em !important;
    letter-spacing: 0.002em;
}

/* ------------------------------------------------------------------
   Opening / introit
   ------------------------------------------------------------------ */
.section--opening {
    min-height: 92vh;
    padding-top: 20vh;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.opening-stage {
    position: relative;
    max-width: 640px;
}

.opening-meta {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    margin: 0 0 40px;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    letter-spacing: 0.2em;
    color: rgb(var(--color-petal));
    text-transform: uppercase;
}

.meta-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: rgb(var(--color-lichen));
    display: inline-block;
    box-shadow: 0 0 0 3px rgba(var(--color-lichen), 0.15);
}

.opening-domain {
    font-family: var(--font-head);
    font-weight: 300;
    font-size: clamp(3rem, 7vw, 5.5rem);
    letter-spacing: -0.04em;
    line-height: 1;
    margin: 0 0 32px;
    color: rgb(var(--color-moss));
}

.opening-tagline {
    font-family: var(--font-feat);
    font-style: italic;
    font-weight: 300;
    font-size: clamp(1.15rem, 1.8vw, 1.5rem);
    color: rgb(var(--color-fern));
    line-height: 1.5;
    max-width: 36ch;
    margin: 0;
    min-height: 2.4em;
}

.opening-tagline .caret {
    display: inline-block;
    width: 1px;
    height: 1em;
    background: rgb(var(--color-lichen));
    margin-left: 2px;
    vertical-align: -0.1em;
    animation: caretBlink 1.1s steps(2, end) infinite;
}

@keyframes caretBlink {
    0%, 60%  { opacity: 1; }
    61%,100% { opacity: 0; }
}

.opening-venation {
    width: 100%;
    max-width: 520px;
    margin-top: 72px;
    color: rgb(var(--color-lichen));
    opacity: 0.42;
}

.opening-venation .v-path {
    stroke-dasharray: 800;
    stroke-dashoffset: 800;
    animation: vGrow 6s var(--ease-soft) forwards;
}

.opening-venation .v-path:nth-child(2) { animation-delay: 0.4s; }
.opening-venation .v-path:nth-child(3) { animation-delay: 0.8s; }
.opening-venation .v-path:nth-child(4) { animation-delay: 1.2s; }
.opening-venation .v-path:nth-child(5) { animation-delay: 1.6s; }
.opening-venation .v-path:nth-child(6) { animation-delay: 2.0s; }
.opening-venation .v-path:nth-child(7) { animation-delay: 2.4s; }
.opening-venation .v-path:nth-child(8) { animation-delay: 2.8s; }
.opening-venation .v-path:nth-child(9) { animation-delay: 3.2s; }

@keyframes vGrow {
    to { stroke-dashoffset: 0; }
}

.opening-scroll-hint {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-top: 9vh;
    font-family: var(--font-mono);
    font-size: 0.6875rem;
    letter-spacing: 0.28em;
    color: rgba(var(--color-fern), 0.75);
    text-transform: uppercase;
}

.scroll-line {
    width: 56px;
    height: 1px;
    background: rgb(var(--color-dew));
    position: relative;
    overflow: hidden;
}

.scroll-line::after {
    content: "";
    position: absolute;
    top: 0;
    left: -40%;
    width: 40%;
    height: 100%;
    background: rgb(var(--color-lichen));
    animation: scrollSlide 3s var(--ease-soft) infinite;
}

@keyframes scrollSlide {
    0%   { transform: translateX(0); opacity: 0; }
    30%  { opacity: 1; }
    100% { transform: translateX(350%); opacity: 0; }
}

/* ------------------------------------------------------------------
   Dividers — root networks
   ------------------------------------------------------------------ */
.divider {
    margin: 0 0 0 clamp(40px, 8vw, 120px);
    max-width: var(--content-max);
    color: rgb(var(--color-lichen));
    opacity: 0.35;
    padding: 8px 0;
}

.divider--root svg {
    width: 100%;
    height: 48px;
    display: block;
}

.root-path {
    stroke-dasharray: 1;
    stroke-dashoffset: 1;
    transition: stroke-dashoffset 1600ms var(--ease-soft);
}

.divider.is-visible .root-path {
    stroke-dashoffset: 0;
}

/* ------------------------------------------------------------------
   Pull quote
   ------------------------------------------------------------------ */
.pull-quote {
    position: relative;
    margin: 3em 0 3em -24px;
    padding: 28px 32px 28px 40px;
    background: rgba(var(--color-frozen), 0.6);
    backdrop-filter: blur(16px) saturate(1.15);
    -webkit-backdrop-filter: blur(16px) saturate(1.15);
    border: 1px solid rgba(var(--color-dew), 0.6);
    border-radius: 18px;
    transition: background 500ms var(--ease-frost), backdrop-filter 500ms var(--ease-frost), transform 500ms var(--ease-frost);
}

.pull-quote:hover {
    background: rgba(var(--color-frozen), 0.8);
    backdrop-filter: blur(24px) saturate(1.2);
    -webkit-backdrop-filter: blur(24px) saturate(1.2);
}

.quote-mark {
    position: absolute;
    top: 6px;
    left: 14px;
    font-family: var(--font-feat);
    font-size: 3.5rem;
    font-style: italic;
    color: rgba(var(--color-lichen), 0.55);
    line-height: 1;
}

.pull-quote blockquote {
    margin: 0 0 14px;
    font-family: var(--font-feat);
    font-style: italic;
    font-weight: 300;
    font-size: clamp(1.2rem, 2vw, 1.6rem);
    line-height: 1.5;
    color: rgb(var(--color-moss));
    letter-spacing: 0.002em;
}

.pull-quote figcaption {
    display: flex;
    align-items: center;
    gap: 12px;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    letter-spacing: 0.2em;
    color: rgb(var(--color-petal));
    text-transform: uppercase;
}

.caption-line {
    width: 28px;
    height: 1px;
    background: rgb(var(--color-lichen));
    display: inline-block;
}

/* ------------------------------------------------------------------
   Marginalia — indented panels
   ------------------------------------------------------------------ */
.marginalia {
    position: relative;
    margin: 2.2em 0 2.2em clamp(28px, 6vw, 80px);
    padding: 20px 26px;
    background: rgba(var(--color-frozen), 0.5);
    backdrop-filter: blur(14px) saturate(1.1);
    -webkit-backdrop-filter: blur(14px) saturate(1.1);
    border-left: 2px solid rgba(var(--color-lichen), 0.55);
    border-top: 1px solid rgba(var(--color-dew), 0.5);
    border-right: 1px solid rgba(var(--color-dew), 0.5);
    border-bottom: 1px solid rgba(var(--color-dew), 0.5);
    border-radius: 0 14px 14px 0;
    font-size: 0.95rem;
    color: rgb(var(--color-fern));
}

.marginalia p {
    margin: 0;
}

.marginalia code {
    font-family: var(--font-mono);
    font-size: 0.8125rem;
    background: rgba(var(--color-dew), 0.45);
    padding: 1px 6px;
    border-radius: 4px;
    color: rgb(var(--color-moss));
}

/* ------------------------------------------------------------------
   Taxa list
   ------------------------------------------------------------------ */
.taxa-list {
    list-style: none;
    margin: 2em 0;
    padding: 0;
    border-top: 1px solid rgba(var(--color-dew), 0.6);
}

.taxa-list li {
    display: grid;
    grid-template-columns: 60px 1fr 1fr;
    gap: 18px;
    padding: 14px 6px;
    border-bottom: 1px solid rgba(var(--color-dew), 0.6);
    align-items: baseline;
    transition: background 400ms var(--ease-soft);
}

.taxa-list li:hover {
    background: rgba(var(--color-dew), 0.2);
}

.taxa-tag {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    letter-spacing: 0.18em;
    color: rgb(var(--color-petal));
}

.taxa-name {
    font-family: var(--font-head);
    font-weight: 500;
    font-size: 1rem;
    letter-spacing: -0.01em;
    color: rgb(var(--color-moss));
}

.taxa-note {
    font-family: var(--font-mono);
    font-size: 0.8125rem;
    color: rgb(var(--color-fern));
}

/* ------------------------------------------------------------------
   Plate (specimen figure)
   ------------------------------------------------------------------ */
.plate {
    position: relative;
    margin: 2.4em 0;
    padding: 28px 30px;
    background: rgba(var(--color-frozen), 0.65);
    backdrop-filter: blur(16px) saturate(1.15);
    -webkit-backdrop-filter: blur(16px) saturate(1.15);
    border: 1px solid rgba(var(--color-dew), 0.6);
    border-radius: 18px;
    transition: background 500ms var(--ease-frost), backdrop-filter 500ms var(--ease-frost);
    box-shadow: 0 10px 30px rgba(var(--color-pine), 0.04);
}

.plate:hover {
    background: rgba(var(--color-frozen), 0.82);
    backdrop-filter: blur(24px) saturate(1.2);
    -webkit-backdrop-filter: blur(24px) saturate(1.2);
}

.plate-figure {
    width: 100%;
    height: auto;
    background: rgba(var(--color-glacial), 0.6);
    border: 1px solid rgba(var(--color-dew), 0.6);
    border-radius: 12px;
    padding: 22px;
    margin-bottom: 16px;
}

.plate-svg {
    width: 100%;
    height: auto;
    display: block;
    color: rgb(var(--color-lichen));
    opacity: 0.78;
}

.plate-svg .v-path {
    stroke-dasharray: 600;
    stroke-dashoffset: 600;
    transition: stroke-dashoffset 2000ms var(--ease-soft);
}

.plate.is-revealed .plate-svg .v-path {
    stroke-dashoffset: 0;
}

.plate.is-revealed .plate-svg .v-path:nth-child(2)  { transition-delay: 0.12s; }
.plate.is-revealed .plate-svg .v-path:nth-child(3)  { transition-delay: 0.24s; }
.plate.is-revealed .plate-svg .v-path:nth-child(4)  { transition-delay: 0.36s; }
.plate.is-revealed .plate-svg .v-path:nth-child(5)  { transition-delay: 0.48s; }
.plate.is-revealed .plate-svg .v-path:nth-child(6)  { transition-delay: 0.60s; }
.plate.is-revealed .plate-svg .v-path:nth-child(7)  { transition-delay: 0.72s; }
.plate.is-revealed .plate-svg .v-path:nth-child(8)  { transition-delay: 0.84s; }
.plate.is-revealed .plate-svg .v-path:nth-child(9)  { transition-delay: 0.96s; }
.plate.is-revealed .plate-svg .v-path:nth-child(10) { transition-delay: 1.08s; }
.plate.is-revealed .plate-svg .v-path:nth-child(11) { transition-delay: 1.20s; }
.plate.is-revealed .plate-svg .v-path:nth-child(12) { transition-delay: 1.32s; }
.plate.is-revealed .plate-svg .v-path:nth-child(13) { transition-delay: 1.44s; }
.plate.is-revealed .plate-svg .v-path:nth-child(14) { transition-delay: 1.56s; }

.plate-caption {
    display: flex;
    flex-wrap: wrap;
    gap: 14px 20px;
    align-items: baseline;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: rgb(var(--color-fern));
}

.plate-num {
    color: rgb(var(--color-petal));
    letter-spacing: 0.22em;
}

.plate-title {
    font-family: var(--font-body);
    font-size: 0.875rem;
    letter-spacing: 0.01em;
    text-transform: none;
    color: rgb(var(--color-moss));
    font-weight: 500;
}

.plate-note {
    color: rgba(var(--color-fern), 0.8);
    text-transform: none;
    letter-spacing: 0.02em;
    font-size: 0.8125rem;
}

/* ------------------------------------------------------------------
   Field note
   ------------------------------------------------------------------ */
.fieldnote {
    position: relative;
    margin: 2.2em 0;
    padding: 22px 26px;
    background: rgba(var(--color-glacial), 0.55);
    backdrop-filter: blur(14px) saturate(1.1);
    -webkit-backdrop-filter: blur(14px) saturate(1.1);
    border: 1px solid rgba(var(--color-dew), 0.6);
    border-radius: 14px;
}

.fieldnote-label {
    display: block;
    margin-bottom: 10px;
    font-family: var(--font-mono);
    font-size: 0.6875rem;
    letter-spacing: 0.22em;
    color: rgb(var(--color-petal));
}

.fieldnote p {
    margin: 0;
    font-family: var(--font-feat);
    font-style: italic;
    font-weight: 300;
    font-size: 1.125rem;
    line-height: 1.55;
    color: rgb(var(--color-fern));
}

/* ------------------------------------------------------------------
   Colophon
   ------------------------------------------------------------------ */
.section--colophon {
    padding-bottom: 18vh;
}

.colophon-list {
    margin: 2em 0;
    padding: 0;
    border-top: 1px solid rgba(var(--color-dew), 0.6);
}

.colophon-row {
    display: grid;
    grid-template-columns: 140px 1fr;
    gap: 18px;
    padding: 12px 6px;
    border-bottom: 1px solid rgba(var(--color-dew), 0.6);
}

.colophon-row dt {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: rgb(var(--color-petal));
    margin: 0;
}

.colophon-row dd {
    margin: 0;
    font-family: var(--font-body);
    font-size: 0.9375rem;
    color: rgb(var(--color-moss));
}

.colophon-coda {
    margin-top: 2em !important;
    font-family: var(--font-feat);
    font-style: italic;
    font-weight: 300;
    font-size: 1.2rem;
    line-height: 1.55;
    color: rgb(var(--color-fern));
}

.coda-year {
    font-family: var(--font-mono);
    font-style: normal;
    font-size: 0.9em;
    letter-spacing: 0.18em;
    color: rgb(var(--color-petal));
    padding: 0 4px;
}

.colophon-ornament {
    display: block;
    width: 200px;
    height: 24px;
    margin: 3em auto 0;
    color: rgb(var(--color-lichen));
    opacity: 0.6;
}

/* ------------------------------------------------------------------
   Responsive
   ------------------------------------------------------------------ */
@media (max-width: 900px) {
    :root {
        --sidebar-w-rest: 56px;
        --sidebar-w-open: 200px;
    }

    .content {
        padding: 0 6vw 0 5vw;
    }

    .section {
        margin-left: clamp(16px, 4vw, 40px);
        padding: 10vh 0 8vh;
    }

    .divider {
        margin-left: clamp(16px, 4vw, 40px);
    }

    .rule-line {
        left: 48px;
    }

    .vine-track {
        left: 20px;
    }

    .marginalia {
        margin-left: clamp(12px, 3vw, 40px);
    }

    .opening-venation {
        margin-top: 48px;
    }

    .taxa-list li {
        grid-template-columns: 56px 1fr;
        grid-template-rows: auto auto;
    }

    .taxa-note {
        grid-column: 2 / 3;
    }

    .colophon-row {
        grid-template-columns: 110px 1fr;
    }
}

@media (max-width: 600px) {
    body {
        font-size: 1rem;
        line-height: 1.7;
    }

    .section {
        padding: 8vh 0;
    }

    .pull-quote {
        margin-left: 0;
        padding: 22px 20px 22px 28px;
    }

    .noise-overlay {
        display: none;
    }
}

@media (prefers-reduced-motion: reduce) {
    .pollen-field { display: none; }
    .opening-venation .v-path { animation: none; stroke-dashoffset: 0; }
    #vinePath { transition: none; }
    .nav-icon { animation: none; }
    .scroll-line::after { animation: none; }
}