/* 方寸客堂官网 */
.site-body {
    margin: 0;
    min-height: 100vh;
    color: #e2e8f0;
    background: var(--gradient-hero);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
}

.site-body::before {
    content: '';
    position: fixed;
    inset: 0;
    pointer-events: none;
    background:
        radial-gradient(ellipse 55% 45% at 15% 10%, rgba(0,212,170,.22), transparent 55%),
        radial-gradient(ellipse 45% 40% at 85% 85%, rgba(0,130,239,.18), transparent 50%);
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 10;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 32px;
    background: rgba(11,18,32,.78);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(255,255,255,.06);
}

.site-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: inherit;
}

.site-brand-logo {
    width: 40px;
    height: 40px;
    border-radius: 12px;
    display: block;
    object-fit: contain;
}

.site-brand-text strong {
    display: block;
    font-size: 17px;
    color: #f8fafc;
}

.site-brand-text span {
    font-size: 12px;
    color: #94a3b8;
}

.site-nav {
    display: flex;
    align-items: center;
    gap: 20px;
}

.site-nav a {
    color: #cbd5e1;
    text-decoration: none;
    font-size: 14px;
}

.site-nav a:hover { color: #fff; }

.site-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 18px;
    border-radius: 10px;
    font-size: 14px;
    font-weight: 600;
    text-decoration: none;
    transition: transform .15s, box-shadow .15s;
}

.site-btn:hover { transform: translateY(-1px); }

.site-btn-lg { padding: 14px 28px; font-size: 15px; }

.site-btn-primary {
    background: var(--gradient-brand);
    color: #fff;
    box-shadow: 0 8px 24px rgba(0,212,170,.25);
}

.site-btn-ghost {
    border: 1px solid rgba(255,255,255,.18);
    color: #e2e8f0;
    background: rgba(255,255,255,.04);
}

.site-main {
    position: relative;
    z-index: 1;
    max-width: 1120px;
    margin: 0 auto;
    padding: 64px 24px 0;
}

.site-hero {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 80px;
}

.site-hero-badge {
    display: inline-block;
    padding: 6px 14px;
    border-radius: 999px;
    background: rgba(0,212,170,.12);
    border: 1px solid rgba(0,212,170,.28);
    color: #5eead4;
    font-size: 13px;
    margin-bottom: 20px;
}

.site-hero h1 {
    margin: 0 0 16px;
    font-size: clamp(32px, 5vw, 50px);
    line-height: 1.12;
    font-weight: 800;
    letter-spacing: -.03em;
    color: #f8fafc;
}

.site-hero > p {
    margin: 0 auto 28px;
    max-width: 680px;
    font-size: 17px;
    line-height: 1.75;
    color: #94a3b8;
}

.site-hero-actions {
    display: flex;
    gap: 12px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 40px;
}

.site-hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    max-width: 520px;
    margin: 0 auto;
}

.site-stat {
    padding: 16px 12px;
    border-radius: 14px;
    background: rgba(255,255,255,.05);
    border: 1px solid rgba(255,255,255,.08);
}

.site-stat strong {
    display: block;
    font-size: 22px;
    color: #5eead4;
    margin-bottom: 4px;
}

.site-stat span {
    font-size: 12px;
    color: #94a3b8;
}

.site-section {
    margin-bottom: 80px;
}

.site-section-alt {
    padding: 48px 28px;
    border-radius: 20px;
    background: rgba(255,255,255,.03);
    border: 1px solid rgba(255,255,255,.06);
}

.site-section-head {
    text-align: center;
    max-width: 680px;
    margin: 0 auto 36px;
}

.site-section-head h2 {
    margin: 0 0 12px;
    font-size: 28px;
    font-weight: 800;
    color: #f8fafc;
    letter-spacing: -.02em;
}

.site-section-head p {
    margin: 0;
    font-size: 15px;
    line-height: 1.7;
    color: #94a3b8;
}

.site-channel-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.site-channel-card {
    padding: 28px 24px;
    border-radius: 18px;
    background: rgba(255,255,255,.05);
    border: 1px solid rgba(255,255,255,.08);
}

.site-channel-icon {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 16px;
    color: #fff;
    margin-bottom: 16px;
}

.site-channel-icon-work { background: linear-gradient(135deg, #00d4aa, #0082ef); }
.site-channel-icon-mp { background: linear-gradient(135deg, #22c55e, #16a34a); }
.site-channel-icon-mini { background: linear-gradient(135deg, #8b5cf6, #6366f1); }

.site-channel-card h3 {
    margin: 0 0 10px;
    font-size: 18px;
    color: #f1f5f9;
}

.site-channel-card > p {
    margin: 0 0 14px;
    font-size: 14px;
    line-height: 1.65;
    color: #94a3b8;
}

.site-channel-card ul {
    margin: 0;
    padding-left: 18px;
    font-size: 13px;
    color: #cbd5e1;
    line-height: 1.8;
}

.site-module-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.site-module {
    padding: 22px 20px;
    border-radius: 14px;
    background: rgba(255,255,255,.04);
    border: 1px solid rgba(255,255,255,.07);
    transition: border-color .2s, background .2s;
}

.site-module:hover {
    background: rgba(255,255,255,.06);
    border-color: rgba(0,212,170,.25);
}

.site-module h3 {
    margin: 0 0 8px;
    font-size: 15px;
    color: #e2e8f0;
}

.site-module p {
    margin: 0;
    font-size: 13px;
    line-height: 1.65;
    color: #94a3b8;
}

.site-steps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.site-step {
    text-align: center;
    padding: 8px 12px;
}

.site-step-num {
    width: 48px;
    height: 48px;
    margin: 0 auto 14px;
    border-radius: 50%;
    background: var(--gradient-brand);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 14px;
    color: #fff;
}

.site-step h3 {
    margin: 0 0 8px;
    font-size: 16px;
    color: #f1f5f9;
}

.site-step p {
    margin: 0;
    font-size: 13px;
    line-height: 1.65;
    color: #94a3b8;
}

.site-scenario-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 18px;
}

.site-scenario {
    padding: 24px;
    border-radius: 16px;
    background: rgba(255,255,255,.05);
    border: 1px solid rgba(255,255,255,.08);
}

.site-scenario h3 {
    margin: 0 0 10px;
    font-size: 16px;
    color: #f1f5f9;
}

.site-scenario p {
    margin: 0;
    font-size: 14px;
    line-height: 1.65;
    color: #94a3b8;
}

.site-platform-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.site-platform-item {
    padding: 20px;
    border-radius: 14px;
    background: rgba(0,0,0,.15);
    border: 1px solid rgba(255,255,255,.06);
}

.site-platform-item h3 {
    margin: 0 0 8px;
    font-size: 15px;
    color: #5eead4;
}

.site-platform-item p {
    margin: 0;
    font-size: 13px;
    line-height: 1.65;
    color: #94a3b8;
}

.site-cta {
    text-align: center;
    padding: 56px 24px 72px;
    margin-bottom: 0;
}

.site-cta h2 {
    margin: 0 0 12px;
    font-size: 28px;
    color: #f8fafc;
}

.site-cta p {
    margin: 0 0 24px;
    font-size: 15px;
    color: #94a3b8;
}

.site-contact-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
}

.site-contact-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.2fr);
    gap: 24px;
    align-items: start;
}

.site-contact-info {
    display: grid;
    gap: 14px;
}

.site-contact-alert {
    max-width: 720px;
    margin: 0 auto 20px;
    padding: 12px 16px;
    border-radius: 10px;
    font-size: 14px;
    text-align: center;
}

.site-contact-alert-success {
    background: rgba(16, 185, 129, .15);
    border: 1px solid rgba(16, 185, 129, .35);
    color: #6ee7b7;
}

.site-contact-alert-error {
    background: rgba(239, 68, 68, .12);
    border: 1px solid rgba(239, 68, 68, .3);
    color: #fca5a5;
}

.site-contact-form {
    padding: 28px;
    border-radius: 16px;
    background: rgba(0,0,0,.18);
    border: 1px solid rgba(255,255,255,.1);
}

.site-contact-form label {
    display: block;
    margin-bottom: 14px;
    font-size: 13px;
    color: #94a3b8;
}

.site-contact-form input,
.site-contact-form textarea {
    display: block;
    width: 100%;
    margin-top: 6px;
    padding: 10px 12px;
    border-radius: 10px;
    border: 1px solid rgba(255,255,255,.12);
    background: rgba(15, 23, 42, .6);
    color: #e2e8f0;
    font-size: 14px;
    font-family: inherit;
    box-sizing: border-box;
}

.site-contact-form input:focus,
.site-contact-form textarea:focus {
    outline: none;
    border-color: rgba(94, 234, 212, .5);
    box-shadow: 0 0 0 2px rgba(94, 234, 212, .12);
}

.site-contact-form textarea {
    resize: vertical;
    min-height: 100px;
}

.site-contact-form-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0 16px;
}

.site-contact-form-actions {
    display: flex;
    align-items: center;
    gap: 14px;
    flex-wrap: wrap;
    margin-top: 4px;
}

.site-contact-form-hint {
    font-size: 12px;
    color: #64748b;
}

.site-contact-honeypot {
    position: absolute;
    left: -9999px;
    width: 1px;
    height: 1px;
    overflow: hidden;
}

.site-contact-card {
    padding: 24px;
    border-radius: 16px;
    background: rgba(0,0,0,.12);
    border: 1px solid rgba(255,255,255,.08);
    text-align: center;
}

.site-contact-card h3 {
    margin: 0 0 10px;
    font-size: 15px;
    color: #5eead4;
}

.site-contact-card p {
    margin: 0;
    font-size: 14px;
    line-height: 1.65;
    color: #cbd5e1;
}

.site-contact-card a {
    color: #5eead4;
    text-decoration: none;
}

.site-contact-card a:hover { text-decoration: underline; }

.site-footer {
    position: relative;
    z-index: 1;
    padding: 32px 24px;
    text-align: center;
    font-size: 13px;
    color: #64748b;
    border-top: 1px solid rgba(255,255,255,.06);
}

.site-footer-brand {
    color: #94a3b8;
    margin-bottom: 8px;
    font-size: 14px;
}

.site-footer-operator {
    color: #94a3b8;
    margin-bottom: 6px;
    font-size: 13px;
}

.site-footer-links {
    display: flex;
    gap: 16px;
    justify-content: center;
    margin-top: 12px;
    flex-wrap: wrap;
}

.site-footer a {
    color: #94a3b8;
    text-decoration: none;
}

.site-footer a:hover { color: #e2e8f0; }

@media (max-width: 960px) {
    .site-channel-grid,
    .site-module-grid,
    .site-platform-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .site-steps,
    .site-contact-grid,
    .site-contact-layout {
        grid-template-columns: repeat(2, 1fr);
    }
    .site-contact-form-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 640px) {
    .site-header { padding: 14px 16px; }
    .site-main { padding-top: 40px; }
    .site-nav .site-nav-link { display: none; }
    .site-hero-stats { grid-template-columns: 1fr; max-width: 240px; }
    .site-channel-grid,
    .site-module-grid,
    .site-platform-grid,
    .site-scenario-grid,
    .site-steps,
    .site-contact-grid,
    .site-contact-layout {
        grid-template-columns: 1fr;
    }
    .site-section-alt { padding: 32px 18px; }
}