/* ==========================================================================
   home.css — 首页专属样式
   YXShop 官网首页
   ========================================================================== */

/* ---------- Hero 区块 ---------- */
.hero {
    position: relative;
    padding-top: 120px;
    padding-bottom: var(--space-2xl);
    overflow: hidden;
    background: url('../images/hero-bg.svg') no-repeat center / cover;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(180deg, rgba(239, 246, 255, 0.5) 0%, rgba(239, 246, 255, 0) 100%);
    pointer-events: none;
}

.hero-inner {
    position: relative;
    z-index: 1;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--space-md);
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
    align-items: center;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    background: rgba(37, 99, 235, 0.08);
    border: 1px solid rgba(37, 99, 235, 0.2);
    color: var(--color-primary);
    padding: 6px 14px;
    border-radius: 999px;
    font-size: 0.8rem;
    font-weight: 600;
    margin-bottom: var(--space-md);
}

.hero-badge svg {
    width: 14px;
    height: 14px;
}

.hero h1 {
    font-size: clamp(2rem, 5vw, 3.5rem);
    line-height: 1.15;
    margin-bottom: var(--space-md);
}

.hero h1 .highlight {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.125rem;
    color: var(--color-text-secondary);
    max-width: 600px;
    margin-bottom: var(--space-lg);
    line-height: 1.7;
}

.hero-actions {
    display: flex;
    gap: var(--space-md);
    flex-wrap: wrap;
    align-items: center;
}

.hero-screenshot {
    position: relative;
}

.hero-screenshot img {
    width: 100%;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--color-border);
}

/* ---------- 数据亮点 ---------- */
.stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-md);
    padding: var(--space-xl) 0;
}

.stat-item {
    text-align: center;
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    transition: all var(--transition-base);
}

.stat-item:hover {
    border-color: var(--color-primary-light);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.stat-number {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    color: var(--color-primary);
    line-height: 1.1;
    margin-bottom: var(--space-xs);
}

.stat-label {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    font-weight: 500;
}

/* ---------- 核心功能卡片 ---------- */
.feature-card {
    display: flex;
    flex-direction: column;
    height: 100%;
    padding: var(--space-lg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
    background: var(--color-bg);
}

.feature-card:hover {
    border-color: var(--color-primary-light);
    box-shadow: var(--shadow-xl);
    transform: translateY(-4px);
}

.feature-card__icon {
    width: 52px;
    height: 52px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-md);
    color: #FFFFFF;
}

.feature-card__icon svg {
    width: 26px;
    height: 26px;
}

/* 功能卡片图标颜色 */
.feature-card__icon--blue { background: linear-gradient(135deg, #2563EB, #3B82F6); }
.feature-card__icon--green { background: linear-gradient(135deg, #10B981, #34D399); }
.feature-card__icon--orange { background: linear-gradient(135deg, #F97316, #FB923C); }
.feature-card__icon--purple { background: linear-gradient(135deg, #8B5CF6, #A78BFA); }
.feature-card__icon--red { background: linear-gradient(135deg, #EF4444, #F87171); }
.feature-card__icon--cyan { background: linear-gradient(135deg, #06B6D4, #22D3EE); }
.feature-card__icon--pink { background: linear-gradient(135deg, #EC4899, #F472B6); }
.feature-card__icon--indigo { background: linear-gradient(135deg, #6366F1, #818CF8); }

.feature-card__title {
    font-size: 1.125rem;
    font-weight: 700;
    margin-bottom: var(--space-sm);
    color: var(--color-text);
}

.feature-card__desc {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    line-height: 1.6;
    flex: 1;
}

.feature-card__tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-xs);
    margin-top: var(--space-md);
}

/* ---------- 技术栈标签 ---------- */
.tech-stack {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
    justify-content: center;
}

.tech-tag {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    padding: 8px 18px;
    border-radius: 999px;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--color-text-secondary);
    transition: all var(--transition-fast);
}

.tech-tag:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
    box-shadow: var(--shadow-sm);
}

/* ---------- 四层架构图 ---------- */
.arch-diagram {
    max-width: 700px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.arch-layer {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-lg) var(--space-xl);
    border-radius: var(--radius-lg);
    color: #FFFFFF;
    position: relative;
    transition: all var(--transition-base);
}

.arch-layer:hover {
    transform: translateX(8px);
}

.arch-layer--1 { background: linear-gradient(135deg, #2563EB, #3B82F6); }
.arch-layer--2 { background: linear-gradient(135deg, #8B5CF6, #A78BFA); }
.arch-layer--3 { background: linear-gradient(135deg, #06B6D4, #22D3EE); }
.arch-layer--4 { background: linear-gradient(135deg, #10B981, #34D399); }

.arch-layer__name {
    font-size: 1.1rem;
    font-weight: 700;
    min-width: 120px;
}

.arch-layer__desc {
    font-size: 0.875rem;
    opacity: 0.9;
}

.arch-arrow {
    text-align: center;
    color: var(--color-text-light);
    font-size: 1.5rem;
    line-height: 1;
}

/* ---------- 版本对比摘要 ---------- */
.version-cards {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-lg);
}

.version-card {
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    background: var(--color-bg);
    transition: all var(--transition-base);
    position: relative;
}

.version-card:hover {
    border-color: var(--color-primary-light);
    box-shadow: var(--shadow-lg);
}

.version-card--featured {
    border-color: var(--color-primary);
    border-width: 2px;
}

.version-card--featured::before {
    content: '推荐';
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-primary);
    color: #FFFFFF;
    font-size: 0.75rem;
    font-weight: 700;
    padding: 3px 14px;
    border-radius: 999px;
}

.version-card__name {
    font-size: 1.25rem;
    font-weight: 800;
    margin-bottom: var(--space-xs);
}

.version-card__price {
    font-size: 2rem;
    font-weight: 800;
    color: var(--color-primary);
    margin-bottom: var(--space-sm);
}

.version-card__price small {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-text-secondary);
}

.version-card__desc {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-md);
}

.version-card__features {
    list-style: none;
    padding: 0;
    margin: 0 0 var(--space-md);
}

.version-card__features li {
    font-size: 0.85rem;
    color: var(--color-text-secondary);
    padding: var(--space-xs) 0;
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.version-card__features li::before {
    content: '';
    width: 16px;
    height: 16px;
    background: var(--color-success);
    border-radius: 50%;
    flex-shrink: 0;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: center;
    background-size: 12px;
}

/* ---------- C 端预览 ---------- */
.miniprogram-preview {
    display: flex;
    justify-content: center;
    gap: var(--space-xl);
    flex-wrap: wrap;
}

.phone-mockup {
    width: 280px;
    height: 560px;
    border-radius: 40px;
    background: var(--color-bg-dark);
    padding: 12px;
    box-shadow: var(--shadow-xl);
    position: relative;
}

.phone-mockup::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 120px;
    height: 24px;
    background: var(--color-bg-dark);
    border-radius: 0 0 16px 16px;
    z-index: 2;
}

.phone-screen {
    width: 100%;
    height: 100%;
    border-radius: 32px;
    background: linear-gradient(135deg, #EFF6FF, #DBEAFE);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--space-lg);
    text-align: center;
}

.phone-screen svg {
    width: 64px;
    height: 64px;
    color: var(--color-primary);
    margin-bottom: var(--space-md);
}

.phone-screen h4 {
    font-size: 1rem;
    margin-bottom: var(--space-sm);
}

.phone-screen p {
    font-size: 0.75rem;
    color: var(--color-text-secondary);
}

/* ---------- 社区数据 ---------- */
.community-stats {
    display: flex;
    justify-content: center;
    gap: var(--space-2xl);
    flex-wrap: wrap;
}

.community-stat {
    text-align: center;
}

.community-stat__number {
    font-size: 2.5rem;
    font-weight: 800;
    color: #FFFFFF;
    line-height: 1.1;
}

.community-stat__label {
    font-size: 0.875rem;
    color: #94A3B8;
    margin-top: var(--space-xs);
}

/* ---------- CTA 区块 ---------- */
.cta-banner {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    border-radius: var(--radius-xl);
    padding: var(--space-2xl) var(--space-xl);
    text-align: center;
    color: #FFFFFF;
    position: relative;
    overflow: hidden;
}

.cta-banner::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 400px;
    height: 400px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 50%;
}

.cta-banner::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 300px;
    height: 300px;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 50%;
}

.cta-banner h2 {
    color: #FFFFFF;
    margin-bottom: var(--space-md);
    position: relative;
    z-index: 1;
}

.cta-banner p {
    color: rgba(255, 255, 255, 0.85);
    font-size: 1.125rem;
    margin-bottom: var(--space-lg);
    position: relative;
    z-index: 1;
}

.cta-banner .hero-actions {
    justify-content: center;
    position: relative;
    z-index: 1;
}

/* ---------- 响应式 ---------- */
@media (min-width: 768px) {
    .stats {
        grid-template-columns: repeat(4, 1fr);
    }

    .version-cards {
        grid-template-columns: repeat(3, 1fr);
    }

    .hero-inner {
        grid-template-columns: 1fr 1fr;
    }
}

@media (min-width: 1024px) {
    .hero-inner {
        grid-template-columns: 1.1fr 0.9fr;
    }
}