/* ===================================================================
   Signal Garden Site
   =================================================================== */

/* --- Reset & Base --- */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --color-bg: #0f1117;
    --color-surface: #1a1d27;
    --color-surface-hover: #222632;
    --color-border: #2a2e3a;
    --color-text: #e4e4e7;
    --color-text-muted: #9ca3af;
    --color-accent: #f59e0b;
    --color-accent-hover: #d97706;
    --color-accent-subtle: rgba(245, 158, 11, 0.1);
    --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    --max-width: 1100px;
    --radius: 8px;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    background: var(--color-bg);
    color: var(--color-text);
    line-height: 1.7;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

a {
    color: var(--color-accent);
    text-decoration: none;
    transition: color 0.2s;
}

a:hover {
    color: var(--color-accent-hover);
}

main {
    flex: 1;
}

/* --- Nav --- */
.site-nav {
    border-bottom: 1px solid var(--color-border);
    background: var(--color-surface);
    position: sticky;
    top: 0;
    z-index: 100;
}

.nav-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
}

.nav-brand {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-accent);
    letter-spacing: -0.02em;
}

.nav-brand:hover {
    color: var(--color-accent-hover);
}

.nav-links {
    list-style: none;
    display: flex;
    gap: 1rem;
    align-items: center;
}

.nav-links a {
    color: var(--color-text-muted);
    font-size: 0.95rem;
    font-weight: 500;
    transition: color 0.2s;
}

.nav-text-link {
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.nav-icon-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2.35rem;
    height: 2.35rem;
    border: 1px solid var(--color-border);
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.02);
}

.nav-icon-link svg {
    width: 1.1rem;
    height: 1.1rem;
    fill: currentColor;
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--color-accent);
}

.site-nav a:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 4px;
    border-radius: 999px;
}

.nav-discord {
    color: #5865F2 !important;
    font-weight: 600;
}

.nav-discord:hover {
    color: #4752c4 !important;
}

.nav-github {
    color: #c8d1d9 !important;
}

.nav-github:hover {
    color: #ffffff !important;
}

.signal-garden-body .site-nav {
    border-bottom-color: rgba(244, 232, 208, 0.08);
    background: #15121a;
}

.signal-garden-body .nav-brand {
    color: #f4e8d0;
    font-family: "Instrument Serif", Georgia, serif;
}

.signal-garden-body .nav-brand:hover,
.signal-garden-body .nav-links a:hover,
.signal-garden-body .nav-links a.active {
    color: #ffffff;
}

.signal-garden-body .nav-text-link {
    color: rgba(244, 232, 208, 0.72);
    font-family: "DM Sans", -apple-system, sans-serif;
}

.signal-garden-body .nav-icon-link {
    border-color: rgba(244, 232, 208, 0.12);
    background: rgba(255, 255, 255, 0.03);
}

/* --- Page Header (about page) --- */
.page-header {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 4rem 1.5rem 2rem;
}

.page-header h1 {
    font-size: 2.5rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    margin-bottom: 0.75rem;
}

.page-header p {
    color: var(--color-text-muted);
    font-size: 1.15rem;
    max-width: 700px;
}

/* --- Content Sections (about page) --- */
.content-section {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 1.5rem 1.5rem 2rem;
}

.content-section h2 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--color-text);
}

.content-section p {
    color: var(--color-text-muted);
    margin-bottom: 1rem;
    max-width: 750px;
}

.content-section ul {
    list-style: disc;
    padding-left: 1.5rem;
    margin-bottom: 1rem;
    color: var(--color-text-muted);
}

.content-section li {
    margin-bottom: 0.5rem;
    line-height: 1.6;
}

.content-section li strong {
    color: var(--color-text);
}

/* --- Footer --- */
.site-footer {
    border-top: 1px solid var(--color-border);
    margin-top: 4rem;
}

.footer-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 2rem 1.5rem;
    text-align: center;
    color: var(--color-text-muted);
    font-size: 0.9rem;
}

.footer-inner a {
    color: var(--color-accent);
}

.footer-copy {
    margin-top: 0.5rem;
    font-size: 0.85rem;
}

/* --- Responsive: Mobile nav --- */
@media (max-width: 600px) {
    .nav-inner {
        flex-direction: column;
        height: auto;
        padding: 1rem 1.5rem;
        gap: 0.75rem;
    }

    .nav-links {
        gap: 1.25rem;
    }
}

/* =============================================================
   Signal Garden — The Living Broadsheet
   An interactive exhibition of underrepresented voices in tech.
   Typography, whitespace, and regional color do the work.
   ============================================================= */

/* Registered custom properties enable smooth color transitions
   when the JS shifts regional palettes */
@property --signal-garden-accent-1 {
    syntax: '<color>';
    inherits: true;
    initial-value: #b84a2c;
}

@property --signal-garden-accent-2 {
    syntax: '<color>';
    inherits: true;
    initial-value: #e08a3a;
}

@property --signal-garden-accent-3 {
    syntax: '<color>';
    inherits: true;
    initial-value: #f0d8a8;
}

/* --- Page Foundation --- */
body.signal-garden-body {
    --sg-paper: #f4e8d0;
    --sg-paper-warm: #efe0c8;
    --sg-paper-light: #faf4e8;
    --sg-ink: #1c1410;
    --sg-ink-soft: #3d3028;
    --sg-muted: #7d6e5a;
    --sg-rule: rgba(28, 20, 16, 0.1);
    --sg-rule-strong: rgba(28, 20, 16, 0.22);
    --sg-shadow-warm: rgba(120, 70, 30, 0.12);
    --sg-nav-h: 64px;
    --sg-radius: 0.5rem;
    --sg-radius-lg: 1.25rem;

    --signal-garden-accent-1: #b84a2c;
    --signal-garden-accent-2: #e08a3a;
    --signal-garden-accent-3: #f0d8a8;

    --sg-font-display: "Instrument Serif", Georgia, "Times New Roman", serif;
    --sg-font-body: "DM Sans", -apple-system, BlinkMacSystemFont, sans-serif;

    min-height: 100vh;
    min-height: 100dvh;
    overflow: hidden;
    background: linear-gradient(175deg, #f8efe0 0%, #f0e0c6 55%, #e5cfaa 100%);
    color: var(--sg-ink);
    font-family: var(--sg-font-body);
}

.signal-garden-body main {
    flex: 1;
    min-height: 0;
    overflow: hidden;
}

.signal-garden-body .site-footer {
    display: none;
}

/* --- Page Container --- */
.signal-garden-page {
    position: relative;
    isolation: isolate;
    overflow: hidden;
    max-width: none;
    margin: 0 auto;
    min-height: calc(100vh - var(--sg-nav-h));
    min-height: calc(100dvh - var(--sg-nav-h));
    height: calc(100vh - var(--sg-nav-h));
    height: calc(100dvh - var(--sg-nav-h));
    padding: clamp(0.75rem, 1.2vw, 1.5rem);
}

/* Paper grain texture */
.signal-garden-page::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.75' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.04'/%3E%3C/svg%3E");
    background-size: 197px 197px;
    pointer-events: none;
    z-index: 0;
}

.signal-garden-page::after {
    display: none;
}

/* --- Shell --- */
.signal-garden-shell[data-signal-garden-poster] {
    --signal-garden-accent-1: #b84a2c;
    --signal-garden-accent-2: #e08a3a;
    --signal-garden-accent-3: #f0d8a8;
    position: relative;
    z-index: 1;
    display: block;
    width: min(100%, 1480px);
    height: 100%;
    max-width: 1480px;
    margin: 0 auto;
}

.signal-garden-shell[data-signal-garden-poster]::before,
.signal-garden-shell[data-signal-garden-poster]::after {
    display: none;
}

/* --- Stage Grid --- */
.signal-garden-stage {
    display: grid;
    grid-template-columns: repeat(12, minmax(0, 1fr));
    grid-template-rows: minmax(0, 1fr) minmax(10rem, 0.32fr);
    grid-template-areas:
        "field field field field field field field field artifact artifact artifact artifact"
        "field field field field field field field field plant plant plant plant";
    position: relative;
    z-index: 1;
    gap: clamp(0.75rem, 1vw, 1.25rem);
    height: 100%;
    min-height: 0;
    padding: clamp(0.75rem, 0.8vw + 0.5rem, 1.25rem);
    border: 1px solid var(--sg-rule-strong);
    border-radius: var(--sg-radius-lg);
    background: var(--sg-paper-light);
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.8),
        0 24px 64px var(--sg-shadow-warm);
}

/* Dynamic accent bar — shifts color with region */
.signal-garden-stage::before {
    content: "";
    position: absolute;
    top: 0;
    left: 2rem;
    right: 2rem;
    height: 3px;
    border-radius: 0 0 3px 3px;
    background: linear-gradient(90deg, var(--signal-garden-accent-1), var(--signal-garden-accent-2), var(--signal-garden-accent-3));
    transition: background 600ms ease;
    pointer-events: none;
    z-index: 10;
}

.signal-garden-stage > * {
    min-width: 0;
    min-height: 0;
}

/* --- Shared Panel Base --- */
.signal-garden-field-shell,
.signal-garden-artifact-shell,
.signal-garden-plant-signal {
    position: relative;
    overflow: hidden;
    border: 1px solid var(--sg-rule);
    border-radius: var(--sg-radius);
    background: var(--sg-paper-light);
}

/* --- Field Panel (Left) --- */
.signal-garden-field-shell {
    grid-area: field;
    display: grid;
    align-content: start;
    grid-template-rows: auto auto minmax(0, 1fr) auto;
    gap: 1rem;
    padding: clamp(1rem, 1.2vw + 0.6rem, 1.5rem);
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.5), transparent 15%),
        var(--sg-paper-light);
    box-shadow: 0 16px 40px var(--sg-shadow-warm);
}

.signal-garden-field-shell::before,
.signal-garden-field-shell::after {
    display: none;
}

/* --- Field Intro --- */
.signal-garden-field-intro {
    display: grid;
    align-content: start;
    gap: 0.5rem;
    max-width: 44rem;
    position: relative;
    z-index: 1;
}

.signal-garden-kicker {
    margin: 0;
    color: var(--signal-garden-accent-1);
    font-family: var(--sg-font-body);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    transition: color 600ms ease;
}

.signal-garden-field-shell h1 {
    margin: 0;
    max-width: none;
    font-family: var(--sg-font-display);
    font-size: clamp(3rem, 5.5vw, 5.5rem);
    font-weight: 400;
    line-height: 0.92;
    letter-spacing: -0.02em;
    color: var(--sg-ink);
}

.signal-garden-intro {
    margin: 0;
    max-width: 36rem;
    color: var(--sg-muted);
    font-size: clamp(0.95rem, 0.4vw + 0.88rem, 1.08rem);
    line-height: 1.5;
    position: relative;
    z-index: 1;
}

.signal-garden-field-curator,
.signal-garden-field-theme {
    margin: 0;
    max-width: 34rem;
    color: var(--sg-muted);
    font-size: 0.88rem;
    line-height: 1.5;
}

.signal-garden-field-theme {
    color: var(--signal-garden-accent-1);
    font-weight: 600;
    font-style: italic;
    transition: color 600ms ease;
}

/* --- Match Layer --- */
.signal-garden-match-layer {
    display: grid;
    gap: 0.5rem;
    align-content: start;
    padding: 0.75rem 1rem;
    border: 1px solid var(--sg-rule);
    border-radius: var(--sg-radius);
    background: rgba(255, 255, 255, 0.4);
    position: relative;
    z-index: 1;
}

.signal-garden-match-layer::before {
    display: none;
}

.signal-garden-match-layer-title,
.signal-garden-reduced-summary {
    margin: 0;
    color: var(--sg-muted);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.16em;
    text-transform: uppercase;
}

.signal-garden-match-lines,
.signal-garden-match-groups {
    display: grid;
    gap: 0.5rem;
    margin: 0;
    padding: 0;
    list-style: none;
}

.signal-garden-match-line,
.signal-garden-match-group {
    display: grid;
    gap: 0.15rem;
    padding-left: 0.85rem;
    border-left: 2px solid var(--signal-garden-accent-2);
    transition: border-color 600ms ease;
}

.signal-garden-match-line-name {
    margin: 0;
    color: var(--sg-ink-soft);
    font-size: 0.82rem;
    font-weight: 600;
}

.signal-garden-match-line-reason {
    color: var(--sg-muted);
    font-size: 0.82rem;
    line-height: 1.4;
}

/* --- Signal Card Grid --- */
.signal-garden-signal-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0.85rem;
    align-content: start;
    min-height: 0;
    overflow: auto;
    padding-right: 0.2rem;
    scrollbar-width: thin;
    overscroll-behavior: contain;
    position: relative;
    z-index: 1;
}

.signal-garden-signal-item {
    min-width: 0;
}

.signal-garden-signal-item:nth-child(3n + 2) {
    transform: translateY(0.5rem);
}

/* --- Signal Card Button --- */
.signal-garden-signal-button {
    position: relative;
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    gap: 0.65rem;
    width: 100%;
    min-height: 100%;
    padding: 0.75rem;
    border: 1px solid var(--sg-rule);
    border-radius: var(--sg-radius);
    background: rgba(255, 255, 255, 0.7);
    color: inherit;
    cursor: pointer;
    text-align: left;
    font-family: inherit;
    font-size: inherit;
    box-shadow: 0 8px 24px rgba(120, 70, 30, 0.06);
    transition:
        transform 200ms ease,
        border-color 200ms ease,
        box-shadow 200ms ease;
    isolation: isolate;
}

/* Accent top stripe */
.signal-garden-signal-button::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0.75rem;
    right: 0.75rem;
    height: 2px;
    border-radius: 0 0 2px 2px;
    background: linear-gradient(90deg, var(--signal-garden-accent-1), var(--signal-garden-accent-2));
    opacity: 0.4;
    transition: opacity 200ms ease, background 600ms ease;
}

.signal-garden-signal-button::after {
    display: none;
}

.signal-garden-signal-button:hover {
    transform: translateY(-3px);
    border-color: var(--sg-rule-strong);
    box-shadow: 0 16px 32px rgba(120, 70, 30, 0.1);
}

.signal-garden-signal-button:hover::before {
    opacity: 0.8;
}

/* Active state */
.signal-garden-signal-button[aria-pressed="true"],
.signal-garden-signal-button.is-active {
    border-color: var(--sg-ink);
    border-width: 2px;
    padding: calc(0.75rem - 1px);
    background: rgba(255, 255, 255, 0.92);
    box-shadow: 0 16px 40px rgba(120, 70, 30, 0.14);
    transform: translateY(-4px);
}

.signal-garden-signal-button[aria-pressed="true"]::before,
.signal-garden-signal-button.is-active::before {
    opacity: 1;
    height: 3px;
    left: 0;
    right: 0;
    border-radius: 0;
}

.signal-garden-signal-button[aria-pressed="true"] .signal-garden-signal-name,
.signal-garden-signal-button.is-active .signal-garden-signal-name {
    text-decoration: underline;
    text-decoration-thickness: 0.06em;
    text-underline-offset: 0.18em;
    text-decoration-color: var(--signal-garden-accent-1);
}

/* --- Signal Card Content --- */
.signal-garden-signal-copy {
    display: grid;
    gap: 0.35rem;
    min-width: 0;
}

.signal-garden-signal-name {
    color: var(--sg-ink);
    font-family: var(--sg-font-display);
    font-size: clamp(1.15rem, 0.9vw + 0.88rem, 1.6rem);
    line-height: 1.05;
    letter-spacing: -0.01em;
}

.signal-garden-signal-meta,
.signal-garden-signal-fragment {
    margin: 0;
}

.signal-garden-signal-meta {
    color: var(--signal-garden-accent-1);
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    transition: color 600ms ease;
}

.signal-garden-signal-fragment {
    color: var(--sg-muted);
    font-size: 0.84rem;
    line-height: 1.4;
    font-style: italic;
}

/* --- Portrait --- */
.signal-garden-portrait {
    position: relative;
    display: grid;
    place-items: end start;
    width: 100%;
    min-height: 8rem;
    aspect-ratio: 1 / 1;
    overflow: hidden;
    border: 1px solid var(--sg-rule);
    border-radius: var(--sg-radius);
    background:
        linear-gradient(145deg,
            color-mix(in srgb, var(--signal-garden-accent-1) 18%, transparent),
            color-mix(in srgb, var(--signal-garden-accent-2) 8%, transparent) 60%,
            transparent
        ),
        var(--sg-paper-warm);
    transition: background 600ms ease;
}

.signal-garden-portrait::after {
    content: "";
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at center, transparent 50%, rgba(0, 0, 0, 0.05));
    pointer-events: none;
}

.signal-garden-portrait img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.signal-garden-portrait-fallback {
    position: absolute;
    left: 0.6rem;
    bottom: 0.6rem;
    z-index: 1;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 2.6rem;
    min-height: 2.6rem;
    padding: 0.35rem;
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 999px;
    background: rgba(28, 20, 16, 0.65);
    color: #fff;
    font-family: var(--sg-font-display);
    font-size: 0.95rem;
    letter-spacing: 0.05em;
}

.signal-garden-portrait-fallback-only {
    background:
        linear-gradient(145deg,
            color-mix(in srgb, var(--signal-garden-accent-1) 28%, transparent),
            color-mix(in srgb, var(--signal-garden-accent-2) 14%, transparent) 60%,
            transparent
        ),
        var(--sg-paper-warm);
}

.signal-garden-portrait-fallback-only .signal-garden-portrait-fallback,
.signal-garden-portrait[data-portrait-fallback="true"] .signal-garden-portrait-fallback {
    left: 50%;
    top: 50%;
    bottom: auto;
    transform: translate(-50%, -50%);
    min-width: 3.8rem;
    min-height: 3.8rem;
    font-size: 1.2rem;
}

/* --- Artifact Panel (Right) --- */
.signal-garden-artifact-shell {
    grid-area: artifact;
    display: grid;
    grid-template-rows: auto auto minmax(0, 1fr);
    gap: 0.75rem;
    padding: 1rem;
    overflow: auto;
    scrollbar-gutter: stable;
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.4), transparent 20%),
        var(--sg-paper-light);
    box-shadow: 0 16px 40px var(--sg-shadow-warm);
}

/* Accent side stripe */
.signal-garden-artifact-shell::before {
    content: "";
    position: absolute;
    top: 1rem;
    bottom: 1rem;
    left: 0;
    width: 3px;
    background: linear-gradient(180deg, var(--signal-garden-accent-1), var(--signal-garden-accent-2));
    transition: background 600ms ease;
    pointer-events: none;
}

.signal-garden-artifact-header,
.signal-garden-artifact-story,
.signal-garden-artifact-matches,
.signal-garden-artifact-links,
.signal-garden-share-links {
    display: grid;
    gap: 0.4rem;
    align-content: start;
}

.signal-garden-artifact-title,
.signal-garden-artifact-section-label,
.signal-garden-share-label,
.signal-garden-cta-copy {
    margin: 0;
}

.signal-garden-artifact-title,
.signal-garden-artifact-section-label,
.signal-garden-share-label {
    color: var(--sg-muted);
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.18em;
    text-transform: uppercase;
}

.signal-garden-artifact-shell h2 {
    margin: 0;
    font-family: var(--sg-font-display);
    font-size: clamp(1.5rem, 1.5vw, 2.2rem);
    line-height: 1.05;
    letter-spacing: -0.015em;
    color: var(--sg-ink);
    text-wrap: balance;
}

.signal-garden-cta-copy {
    color: var(--signal-garden-accent-1);
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    transition: color 600ms ease;
}

.signal-garden-artifact-shell > a.signal-garden-cta-copy {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    width: fit-content;
    padding: 0.5rem 0.75rem;
    border: 1px solid var(--sg-rule);
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.5);
    text-decoration: none;
    transition: background 200ms ease, border-color 200ms ease;
}

.signal-garden-artifact-shell > a.signal-garden-cta-copy:hover {
    background: rgba(255, 255, 255, 0.8);
    border-color: var(--sg-rule-strong);
}

.signal-garden-artifact-shell > a.signal-garden-cta-copy::after {
    content: "";
    width: 0.4rem;
    height: 0.4rem;
    border-top: 1px solid currentColor;
    border-right: 1px solid currentColor;
    transform: rotate(45deg);
}

.signal-garden-supporting-copy,
.signal-garden-seed-copy,
.signal-garden-artifact-shell blockquote {
    margin: 0;
    color: var(--sg-muted);
    font-size: 0.84rem;
    line-height: 1.5;
}

.signal-garden-artifact-shell blockquote {
    padding-left: 0.85rem;
    border-left: 2px solid var(--signal-garden-accent-2);
    font-style: italic;
    transition: border-color 600ms ease;
}

/* --- Links --- */
.signal-garden-link-list,
.signal-garden-project-links {
    display: grid;
    gap: 0.4rem 0.75rem;
    margin: 0;
    padding: 0;
    list-style: none;
}

.signal-garden-project-links {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    grid-auto-rows: max-content;
}

.signal-garden-share-links .signal-garden-link-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.signal-garden-link {
    display: inline-flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.4rem;
    width: 100%;
    max-width: 100%;
    min-width: 0;
    color: var(--sg-ink-soft);
    font-size: 0.84rem;
    font-weight: 500;
    line-height: 1.4;
    white-space: normal;
    overflow-wrap: anywhere;
    word-break: break-word;
    text-decoration: none;
    transition: color 180ms ease, transform 180ms ease;
}

.signal-garden-link:hover {
    color: var(--signal-garden-accent-1);
    transform: translateX(2px);
}

/* Dot indicator */
.signal-garden-link::before {
    content: "";
    width: 0.35rem;
    height: 0.35rem;
    flex: 0 0 auto;
    background: var(--signal-garden-accent-2);
    border-radius: 50%;
    transition: background 400ms ease;
}

.signal-garden-link:hover::before {
    background: var(--signal-garden-accent-1);
}

/* --- Plant Your Signal --- */
.signal-garden-plant-signal {
    grid-area: plant;
    display: grid;
    align-content: start;
    gap: 0.5rem;
    padding: 1rem;
    background:
        linear-gradient(135deg, rgba(255, 255, 255, 0.3), transparent 50%),
        color-mix(in srgb, var(--signal-garden-accent-3) 20%, var(--sg-paper-light));
    box-shadow: 0 16px 40px var(--sg-shadow-warm);
    transition: background 600ms ease;
}

.signal-garden-plant-signal::before {
    display: none;
}

.signal-garden-plant-signal-title {
    margin: 0;
    font-family: var(--sg-font-display);
    font-size: clamp(1.3rem, 1.4vw, 1.8rem);
    line-height: 1.05;
    letter-spacing: -0.01em;
    color: var(--sg-ink);
}

/* --- Legacy Shell (hidden) --- */
.signal-garden-legacy-shell,
.signal-garden-legacy-shell[hidden],
.signal-garden-world,
.signal-garden-region-nav,
.signal-garden-overlay,
.signal-garden-rail {
    display: none !important;
}

.signal-garden-shell[data-signal-garden-poster] > noscript {
    display: block;
    margin-top: 0.75rem;
    padding: 0.75rem 1rem;
    border: 1px solid var(--sg-rule);
    border-radius: var(--sg-radius);
    background: rgba(255, 255, 255, 0.5);
    color: var(--sg-muted);
}

/* --- Animations --- */
@keyframes sg-settle {
    from {
        opacity: 0;
        transform: translateY(12px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes sg-card-settle {
    from {
        opacity: 0;
        transform: translateY(10px) rotate(-0.5deg);
    }
    to {
        opacity: 1;
        transform: translateY(0) rotate(0deg);
    }
}

.signal-garden-field-shell,
.signal-garden-artifact-shell,
.signal-garden-plant-signal,
.signal-garden-match-layer {
    animation: sg-settle 600ms cubic-bezier(0.22, 0.9, 0.36, 1);
}

.signal-garden-signal-item {
    animation: sg-card-settle 500ms cubic-bezier(0.22, 0.9, 0.36, 1);
    animation-fill-mode: both;
}

.signal-garden-signal-item:nth-child(1) { animation-delay: 60ms; }
.signal-garden-signal-item:nth-child(2) { animation-delay: 120ms; }
.signal-garden-signal-item:nth-child(3) { animation-delay: 180ms; }
.signal-garden-signal-item:nth-child(4) { animation-delay: 220ms; }
.signal-garden-signal-item:nth-child(5) { animation-delay: 260ms; }
.signal-garden-signal-item:nth-child(6) { animation-delay: 300ms; }
.signal-garden-signal-item:nth-child(n+7) { animation-delay: 340ms; }

/* --- Responsive: Narrow Desktop --- */
@media (max-width: 1080px) {
    .signal-garden-stage {
        grid-template-columns: repeat(10, minmax(0, 1fr));
        grid-template-rows: minmax(0, 1fr) minmax(9rem, 0.3fr);
        grid-template-areas:
            "field field field field field field artifact artifact artifact artifact"
            "field field field field field field plant plant plant plant";
    }

    .signal-garden-field-shell h1 {
        font-size: clamp(2.8rem, 5.5vw, 4.5rem);
    }

    .signal-garden-signal-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

/* --- Responsive: Tablet / Mobile --- */
@media (max-width: 820px) {
    body.signal-garden-body {
        overflow: auto;
    }

    .signal-garden-body main {
        overflow: visible;
    }

    .signal-garden-page {
        min-height: calc(100vh - var(--sg-nav-h));
        min-height: calc(100dvh - var(--sg-nav-h));
        height: auto;
        padding: 0.65rem;
    }

    .signal-garden-stage {
        grid-template-columns: 1fr;
        grid-template-rows: auto auto auto;
        grid-template-areas:
            "field"
            "artifact"
            "plant";
        height: auto;
        min-height: calc(100vh - var(--sg-nav-h) - 1.3rem);
        min-height: calc(100dvh - var(--sg-nav-h) - 1.3rem);
        padding: 0.65rem;
        gap: 0.65rem;
    }

    .signal-garden-field-shell,
    .signal-garden-artifact-shell,
    .signal-garden-plant-signal {
        padding: 0.85rem;
    }

    .signal-garden-field-shell h1 {
        font-size: clamp(2.8rem, 10vw, 4rem);
    }

    .signal-garden-intro {
        font-size: 0.92rem;
    }

    .signal-garden-signal-grid {
        grid-template-columns: 1fr;
        gap: 0.65rem;
        overflow: visible;
        padding-right: 0;
    }

    .signal-garden-signal-item {
        transform: none !important;
    }

    .signal-garden-signal-button {
        grid-template-columns: 5rem minmax(0, 1fr);
        align-items: center;
        gap: 0.75rem;
        min-height: auto;
    }

    .signal-garden-signal-button[aria-pressed="true"],
    .signal-garden-signal-button.is-active {
        transform: none;
    }

    .signal-garden-portrait {
        min-height: 6rem;
        aspect-ratio: 0.85 / 1;
    }

    .signal-garden-portrait-fallback-only .signal-garden-portrait-fallback,
    .signal-garden-portrait[data-portrait-fallback="true"] .signal-garden-portrait-fallback {
        min-width: 2.8rem;
        min-height: 2.8rem;
        font-size: 0.95rem;
    }

    .signal-garden-signal-name {
        font-size: clamp(1.4rem, 5vw, 1.8rem);
    }

    .signal-garden-signal-fragment {
        display: -webkit-box;
        overflow: hidden;
        -webkit-box-orient: vertical;
        -webkit-line-clamp: 2;
    }

    .signal-garden-artifact-shell {
        gap: 0.75rem;
        overflow: visible;
    }

    .signal-garden-artifact-shell h2 {
        font-size: clamp(1.6rem, 6vw, 2.2rem);
    }

    .signal-garden-plant-signal-title {
        font-size: clamp(1.4rem, 6vw, 1.8rem);
    }

    .signal-garden-project-links,
    .signal-garden-share-links .signal-garden-link-list {
        grid-template-columns: 1fr;
    }

    .signal-garden-seed-copy:last-of-type {
        display: none;
    }
}

/* --- Responsive: Small Mobile --- */
@media (max-width: 600px) {
    .signal-garden-page {
        padding: 0.4rem;
    }

    .signal-garden-stage {
        padding: 0.4rem;
        gap: 0.4rem;
    }

    .signal-garden-field-shell,
    .signal-garden-artifact-shell,
    .signal-garden-plant-signal {
        padding: 0.65rem;
    }

    .signal-garden-field-shell {
        gap: 0.5rem;
    }

    .signal-garden-kicker {
        font-size: 0.62rem;
    }

    .signal-garden-field-shell h1 {
        font-size: clamp(2rem, 8vw, 2.8rem);
    }

    .signal-garden-intro {
        display: none;
    }

    .signal-garden-field-curator,
    .signal-garden-field-theme {
        display: none;
    }

    .signal-garden-match-layer {
        gap: 0.35rem;
        padding: 0.55rem 0.65rem;
    }

    .signal-garden-match-layer-title,
    .signal-garden-reduced-summary {
        font-size: 0.65rem;
    }

    .signal-garden-signal-button {
        grid-template-columns: 4.5rem minmax(0, 1fr);
        gap: 0.55rem;
        padding: 0.6rem;
    }

    .signal-garden-portrait {
        min-height: 5.4rem;
    }

    .signal-garden-signal-meta {
        font-size: 0.62rem;
    }

    .signal-garden-signal-fragment,
    .signal-garden-supporting-copy,
    .signal-garden-seed-copy {
        font-size: 0.85rem;
    }

    .signal-garden-link {
        font-size: 0.85rem;
    }
}

/* --- Reduced Motion --- */
@media (prefers-reduced-motion: reduce) {
    .signal-garden-field-shell,
    .signal-garden-artifact-shell,
    .signal-garden-plant-signal,
    .signal-garden-match-layer,
    .signal-garden-signal-item,
    .signal-garden-signal-button,
    .signal-garden-link {
        transition: none;
        animation: none;
    }

    .signal-garden-signal-button:hover,
    .signal-garden-signal-button[aria-pressed="true"],
    .signal-garden-signal-button.is-active,
    .signal-garden-link:hover {
        transform: none;
    }
}

/* --- Focus States --- */
.signal-garden-artifact-shell > a.signal-garden-cta-copy:focus-visible,
.signal-garden-signal-button:focus-visible,
.signal-garden-link:focus-visible {
    outline: none;
    box-shadow:
        0 0 0 2px var(--sg-ink),
        0 0 0 4px color-mix(in srgb, var(--signal-garden-accent-2) 40%, transparent);
}

.signal-garden-link:focus-visible {
    border-radius: 0.25rem;
}