/* ========== 首页专用样式 ========== */
.hero {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 44px;
    padding: 28px 0;
    width: 100%;
}

.hero-copy {
    flex: 1;
    max-width: 520px;
}

.hero-kicker {
    display: inline-flex;
    align-items: center;
    padding: 8px 14px;
    border-radius: 999px;
    background: #e9f1ff;
    color: var(--primary);
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.2px;
    margin-bottom: 18px;
}

.hero-kicker .en-sub {
    color: var(--primary);
    font-size: 11px;
    margin-top: 2px;
}

.hero h1 {
    font-size: 52px;
    font-weight: 900;
    color: var(--primary-dark);
    line-height: 1.2;
    margin-bottom: 18px;
}

.hero h1 .en-sub {
    color: var(--primary-dark);
    font-size: 20px;
    margin-top: 10px;
}

.hero .subtitle {
    font-size: 20px;
    color: var(--text-secondary);
    max-width: 520px;
    line-height: 1.6;
    margin-bottom: 26px;
}

.hero .subtitle .en-sub {
    font-size: 14px;
    margin-top: 8px;
}

.flow-arrow {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 14px;
    color: var(--text-secondary);
    flex-wrap: wrap;
    justify-content: flex-start;
}

.flow-item {
    background: var(--primary);
    color: white;
    padding: 8px 16px;
    border-radius: 20px;
    font-weight: 600;
    white-space: nowrap;
}

.flow-item .en-sub {
    color: rgba(255,255,255,0.9);
    font-size: 11px;
    margin-top: 2px;
}

.flow-sep {
    color: var(--accent);
    font-size: 20px;
}

.hero-visual-card {
    flex: 1;
    max-width: 560px;
    background: linear-gradient(180deg, #ffffff 0%, #f7f9fc 100%);
    border: 1px solid #d9e1ec;
    border-radius: 24px;
    padding: 18px;
    box-shadow: 0 18px 50px rgba(26,95,180,0.12);
}

.visual-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 14px;
}

.visual-badge {
    display: inline-flex;
    align-items: center;
    padding: 7px 12px;
    border-radius: 999px;
    background: var(--primary);
    color: white;
    font-size: 13px;
    font-weight: 700;
    line-height: 1.35;
}

.visual-note {
    font-size: 12px;
    color: var(--text-secondary);
    font-weight: 600;
}

.hero-model-image {
    width: 100%;
    display: block;
    border-radius: 18px;
    background: #eef2f7;
    max-height: 370px;
    object-fit: contain;
}

.visual-caption {
    margin-top: 14px;
    color: var(--text-secondary);
    line-height: 1.7;
    font-size: 14px;
    text-align: left;
}

.start-btn {
    margin-top: 24px;
    padding: 14px 40px;
    background: var(--accent);
    color: white;
    border: none;
    border-radius: 30px;
    font-size: 16px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s;
    box-shadow: 0 4px 12px rgba(230,97,0,0.3);
    text-decoration: none;
    display: inline-block;
}

.start-btn .en-sub {
    color: rgba(255,255,255,0.92);
    font-size: 11px;
    margin-top: 3px;
}

.start-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(230,97,0,0.4);
}

@media (max-width: 1024px) {
    .hero {
        flex-direction: column;
        align-items: stretch;
    }

    .hero-copy,
    .hero-visual-card {
        max-width: none;
    }
}

@media (max-width: 640px) {
    .hero { gap: 26px; }
    .hero-copy { text-align: center; }
    .flow-arrow { justify-content: center; }
    .visual-caption { text-align: center; }
    .hero h1 { font-size: 32px; }
    .hero .subtitle { font-size: 16px; }
    .flow-item { font-size: 12px; padding: 6px 12px; }
}