/* about.css — uses global CSS variable system */

html body.about-page {
    background: var(--bg);
    color: var(--ink);
    font-family: var(--font);
    font-size: 14px;
    line-height: 1.6;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ── Header ── */
.about-header {
    position: sticky;
    top: 0;
    z-index: 100;
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 0 28px;
    height: 56px;
    background: var(--topbar-bg);
    border-bottom: 1px solid var(--line);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

.about-logo {
    font-size: 1rem;
    font-weight: 700;
    color: var(--ink);
    text-decoration: none;
    letter-spacing: -0.02em;
    flex-shrink: 0;
}

.about-logo span {
    background: var(--accent);
    color: #fff;
    border-radius: 5px;
    padding: 0.05em 0.28em 0.08em;
    margin-left: 3px;
    font-size: 0.95em;
}

.about-header-divider {
    width: 1px;
    height: 18px;
    background: var(--line);
    flex-shrink: 0;
}

.about-header-label {
    font-size: 13px;
    color: var(--ink-3);
    flex-shrink: 0;
}

.about-header-spacer { flex: 1; }

.about-header-lang {
    background: var(--surface-2);
    border: 1px solid var(--line);
    color: var(--ink-2);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.06em;
    padding: 4px 10px;
    border-radius: 6px;
    cursor: pointer;
    transition: background 0.15s, color 0.15s;
    flex-shrink: 0;
    font-family: var(--font);
}

.about-header-lang:hover {
    background: var(--surface-3);
    color: var(--ink);
}

.about-header-action {
    font-size: 12px;
    font-weight: 500;
    color: var(--ink-2);
    text-decoration: none;
    padding: 6px 14px;
    border-radius: 7px;
    border: 1px solid var(--line);
    transition: background 0.15s, color 0.15s, border-color 0.15s;
    flex-shrink: 0;
    white-space: nowrap;
}

.about-header-action:hover {
    background: var(--surface-2);
    color: var(--ink);
    border-color: var(--line-strong);
}

/* ── Main ── */
.about-main {
    max-width: 800px;
    margin: 0 auto;
    padding: 48px 24px 80px;
}

/* ── Hero ── */
.about-hero {
    text-align: center;
    margin-bottom: 48px;
}

.about-hero-badge {
    display: inline-block;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--accent);
    background: var(--accent-dim);
    border: 1px solid color-mix(in srgb, var(--accent) 20%, transparent);
    border-radius: 20px;
    padding: 3px 12px;
    margin-bottom: 20px;
}

.about-hero-title {
    font-size: clamp(1.6rem, 4vw, 2.2rem);
    font-weight: 700;
    letter-spacing: -0.03em;
    line-height: 1.2;
    margin-bottom: 16px;
    color: var(--ink);
}

.about-hero-body {
    font-size: 15px;
    color: var(--ink-2);
    line-height: 1.7;
    max-width: 580px;
    margin: 0 auto;
}

/* ── Cards ── */
.about-sections { display: flex; flex-direction: column; gap: 16px; }

.about-card {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 24px 28px;
}

.about-card-title {
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--ink-3);
    margin-bottom: 16px;
}

.about-card-body {
    font-size: 14px;
    color: var(--ink-2);
    line-height: 1.6;
    margin-bottom: 16px;
}

/* ── Stack grid ── */
.about-stack-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 10px;
}

.about-stack-item {
    display: flex;
    flex-direction: column;
    gap: 3px;
    padding: 12px 14px;
    background: var(--surface-2);
    border: 1px solid var(--line);
    border-radius: 8px;
    transition: background 0.15s;
}

.about-stack-item:hover { background: var(--surface-3); }

.about-stack-icon {
    font-size: 18px;
    line-height: 1;
    margin-bottom: 4px;
}

.about-stack-name {
    font-size: 13px;
    font-weight: 600;
    color: var(--ink);
}

.about-stack-desc {
    font-size: 12px;
    color: var(--ink-3);
    line-height: 1.4;
}

/* ── Creators ── */
.about-creators-grid {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.about-creator {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 12px 14px;
    background: var(--surface-2);
    border: 1px solid var(--line);
    border-radius: 8px;
}

.about-creator-avatar {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    background: var(--accent-dim);
    border: 1px solid color-mix(in srgb, var(--accent) 25%, transparent);
    color: var(--accent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 13px;
    font-weight: 700;
    flex-shrink: 0;
}

.about-creator-avatar--img {
    object-fit: cover;
    background: var(--surface);
}

.about-creator-name {
    font-size: 14px;
    font-weight: 600;
    color: var(--ink);
    display: block;
}

.about-creator-role {
    font-size: 12px;
    color: var(--ink-3);
}

.about-creator-gh {
    margin-left: auto;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 30px;
    height: 30px;
    border-radius: 6px;
    color: var(--ink-3);
    text-decoration: none;
    flex-shrink: 0;
    transition: color 0.15s, background 0.15s;
}

.about-creator-gh:hover {
    color: var(--ink);
    background: var(--surface-3);
}

/* ── Contact card (coming soon) ── */
.about-card-contact {
    position: relative;
    opacity: 0.55;
}

.about-soon-badge {
    position: absolute;
    top: 20px;
    right: 20px;
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--ink-3);
    background: var(--surface-3);
    border: 1px solid var(--line);
    border-radius: 20px;
    padding: 2px 9px;
}

.about-contact-btn {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 8px 16px;
    background: var(--surface-2);
    border: 1px solid var(--line);
    border-radius: 8px;
    color: var(--ink-3);
    font-size: 13px;
    font-weight: 500;
    font-family: var(--font);
    cursor: not-allowed;
    pointer-events: none;
}

/* ── Bottom row (GitHub + License side by side) ── */
.about-bottom-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

/* ── GitHub button ── */
.about-github-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 9px 18px;
    background: var(--surface-2);
    border: 1px solid var(--line);
    border-radius: 8px;
    color: var(--ink);
    text-decoration: none;
    font-size: 13px;
    font-weight: 500;
    transition: background 0.15s, border-color 0.15s;
}

.about-github-btn:hover {
    background: var(--surface-3);
    border-color: var(--line-strong);
}

/* ── Mobile ── */
@media (max-width: 600px) {
    .about-main { padding: 32px 16px 64px; }
    .about-bottom-row { grid-template-columns: 1fr; }
    .about-stack-grid { grid-template-columns: 1fr 1fr; }
    .about-header { padding: 0 16px; }
}