/* =========================================
   INKWIRE: ABOUT PAGE - GROUND UP REBUILD
   ========================================= */

:root {
    /* Light Mode (Paper & Ink) */
    --bg-primary: #F9F8F6;
    --bg-secondary: #EFECE6;
    --text-primary: #1A1A1A;
    --text-secondary: #555555;
    --accent: #D94326; /* 复古红，像报纸的印章 */
    --border-color: #D1CEC5;
    --font-serif: 'Instrument Serif', serif;
    --font-sans: 'Inter', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
}

[data-theme="dark"] {
    /* Dark Mode (Night & Wire) */
    --bg-primary: #0F0F11;
    --bg-secondary: #1A1A1D;
    --text-primary: #EAEAEA;
    --text-secondary: #999999;
    --accent: #FF5733; /* 霓虹信号红 */
    --border-color: #333336;
}

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

body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    font-family: var(--font-sans);
    line-height: 1.6;
    transition: background-color 0.3s ease, color 0.3s ease;
    -webkit-font-smoothing: antialiased;
}

.mono { font-family: var(--font-mono); font-size: 0.75rem; letter-spacing: 0.05em; text-transform: uppercase; }
.serif { font-family: var(--font-serif); font-weight: 400; }
.italic { font-style: italic; }

/* --- Navigation --- */
.wire-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 2rem 4rem;
    border-bottom: 1px solid var(--border-color);
}

.logo-link {
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.theme-btn {
    background: none;
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    width: 36px;
    height: 36px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 1.2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
}
.theme-btn:hover { border-color: var(--accent); color: var(--accent); }

/* --- Main Grid Layout --- */
.editorial-grid {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 4rem;
}

/* --- Hero Section --- */
.hero-section {
    padding: 6rem 0 4rem;
    border-bottom: 1px solid var(--border-color);
}

.hero-meta {
    display: flex;
    align-items: center;
    gap: 1rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.divider {
    width: 40px;
    height: 1px;
    background: var(--text-secondary);
}

.hero-title {
    font-size: clamp(3rem, 8vw, 6rem);
    line-height: 1.1;
    margin-bottom: 2rem;
    letter-spacing: -0.02em;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    max-width: 600px;
    font-weight: 300;
}
.hero-subtitle strong { color: var(--text-primary); font-weight: 500; }

/* --- Manifesto Section --- */
.manifesto-section {
    padding: 6rem 0;
    border-bottom: 1px solid var(--border-color);
}

.section-label {
    color: var(--accent);
    margin-bottom: 3rem;
    display: flex;
    align-items: center;
    gap: 1rem;
}
.section-label::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--border-color);
}

.manifesto-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.manifesto-item h3 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.manifesto-item p {
    color: var(--text-secondary);
    font-size: 1.05rem;
    line-height: 1.8;
}

/* --- Tech Section --- */
.tech-section {
    padding: 6rem 0;
}

.tech-box {
    border: 1px solid var(--border-color);
    background: var(--bg-secondary);
    padding: 2rem;
    border-radius: 4px;
}

.tech-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.2rem 0;
    border-bottom: 1px dashed var(--border-color);
}
.tech-row:last-child { border-bottom: none; }

.tech-row .key { color: var(--text-secondary); }
.tech-row .value { font-weight: 500; text-align: right; }

/* --- Footer --- */
.wire-footer {
    padding: 4rem 0;
    margin-top: 2rem;
}

.footer-line {
    height: 2px;
    background: var(--text-primary);
    margin-bottom: 2rem;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    color: var(--text-secondary);
}

.footer-content a {
    color: var(--accent);
    text-decoration: none;
}
.footer-content a:hover { text-decoration: underline; }

/* --- Responsive --- */
@media (max-width: 768px) {
    .wire-nav, .editorial-grid { padding-left: 1.5rem; padding-right: 1.5rem; }
    .manifesto-grid { grid-template-columns: 1fr; gap: 3rem; }
    .tech-row { flex-direction: column; align-items: flex-start; gap: 0.5rem; }
    .tech-row .value { text-align: left; }
    .footer-content { flex-direction: column; gap: 1rem; }
}