:root {
    --wps-ink-bg: #fdfaf5;
    --wps-ink-paper: #ffffff;
    --wps-ink-black: #1a1a1a;
    --wps-ink-red: #b32d2e;
    --wps-ink-grey: #4a4a4a;
    --wps-ink-border: #e8e2d8;
    --wps-ink-shadow: rgba(179, 45, 46, 0.05);
}

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

body {
    background-color: var(--wps-ink-bg);
    color: var(--wps-ink-black);
    font-family: "Source Han Serif SC", "Songti SC", "SimSun", serif;
    line-height: 1.8;
}

.container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 30px;
}

/* Header with Seal Effect */
.nav-ink {
    padding: 40px 0;
    border-bottom: 1px solid var(--wps-ink-border);
    position: relative;
}

.nav-ink-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-ink-logo {
    font-size: 26px;
    font-weight: 700;
    color: var(--wps-ink-black);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 15px;
}

.nav-ink-logo::after {
    content: '官方';
    font-size: 12px;
    background: var(--wps-ink-red);
    color: #fff;
    padding: 2px 6px;
    border-radius: 2px;
    font-weight: 400;
}

.nav-ink-links {
    display: flex;
    gap: 50px;
}

.nav-ink-link {
    text-decoration: none;
    color: var(--wps-ink-grey);
    font-size: 16px;
    transition: 0.3s;
    position: relative;
}

.nav-ink-link:hover, .nav-ink-link.active {
    color: var(--wps-ink-red);
}

/* Hero Section - Ink Wash Style */
.hero-ink {
    padding: 120px 0;
    text-align: center;
    background: radial-gradient(circle at center, rgba(179, 45, 46, 0.03) 0%, transparent 70%);
}

.hero-ink h1 {
    font-size: 56px;
    font-weight: 800;
    margin-bottom: 30px;
    letter-spacing: 4px;
    color: var(--wps-ink-black);
}

.hero-ink p {
    font-size: 20px;
    color: var(--wps-ink-grey);
    max-width: 700px;
    margin: 0 auto 50px;
    font-style: italic;
}

.btn-ink {
    display: inline-block;
    padding: 14px 45px;
    border: 1px solid var(--wps-ink-red);
    color: var(--wps-ink-red);
    text-decoration: none;
    font-size: 16px;
    font-weight: 600;
    transition: all 0.4s;
    background: transparent;
}

.btn-ink:hover {
    background: var(--wps-ink-red);
    color: #fff;
    box-shadow: 0 10px 20px var(--wps-ink-shadow);
}

/* Vertical Text Support (Optional Concept) */
.vertical-text {
    writing-mode: vertical-rl;
    text-orientation: mixed;
}

/* Content Blocks */
.section-ink {
    padding: 100px 0;
}

.ink-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 60px;
}

.ink-card {
    background: var(--wps-ink-paper);
    padding: 50px;
    border: 1px solid var(--wps-ink-border);
    position: relative;
    transition: 0.3s;
}

.ink-card:hover {
    transform: translateY(-5px);
    border-color: var(--wps-ink-red);
}

.ink-card h3 {
    font-size: 28px;
    margin-bottom: 25px;
    border-left: 4px solid var(--wps-ink-red);
    padding-left: 20px;
}

.ink-card p {
    color: var(--wps-ink-grey);
    font-size: 16px;
}

/* Footer */
.footer-ink {
    padding: 80px 0;
    text-align: center;
    border-top: 1px solid var(--wps-ink-border);
    background: #fff;
}

.seal {
    width: 60px;
    height: 60px;
    border: 2px solid var(--wps-ink-red);
    color: var(--wps-ink-red);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 900;
    margin: 0 auto 30px;
    font-size: 14px;
    line-height: 1.2;
    padding: 5px;
}