/* ========================================
   三角洲陪玩 - 极简风格样式表
   ======================================== */

/* CSS 变量 */
:root {
    --color-bg: #0a0a0f;
    --color-bg-secondary: #12121a;
    --color-bg-card: #1a1a24;
    --color-text: #e8e8e8;
    --color-text-secondary: #8a8a9a;
    --color-primary: #00d4ff;
    --color-primary-dark: #00a8cc;
    --color-accent: #00ff88;
    --color-warning: #ff6b35;
    --color-gold: #ffd700;
    --color-border: #2a2a3a;
    
    --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    --font-size-base: 16px;
    --line-height: 1.6;
    
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 3rem;
    --spacing-xl: 5rem;
    
    --border-radius: 8px;
    --border-radius-lg: 16px;
    --transition: all 0.3s ease;
    
    --container-width: 1200px;
}

/* 基础重置 */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: var(--font-size-base);
}

body {
    font-family: var(--font-family);
    line-height: var(--line-height);
    color: var(--color-text);
    background-color: var(--color-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* 辅助类 */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    border: 0;
}

.container {
    width: 100%;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

/* 链接 */
a {
    color: var(--color-primary);
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    color: var(--color-accent);
}

/* 按钮 */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
    font-weight: 500;
    border: 2px solid transparent;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    color: var(--color-bg);
    border-color: var(--color-primary);
}

.btn-primary:hover {
    background: var(--color-primary);
    box-shadow: 0 0 20px rgba(0, 212, 255, 0.4);
    color: var(--color-bg);
}

.btn-outline {
    background: transparent;
    color: var(--color-text);
    border-color: var(--color-border);
}

.btn-outline:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

.btn-block {
    width: 100%;
}

/* ========================================
   导航栏
   ======================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(10, 10, 15, 0.9);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-border);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 70px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-text);
}

.logo:hover {
    color: var(--color-text);
}

.logo-icon {
    color: var(--color-primary);
    font-size: 1.5rem;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-md);
}

.nav-link {
    color: var(--color-text-secondary);
    font-weight: 500;
    padding: 0.5rem 0;
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-primary);
    transition: var(--transition);
}

.nav-link:hover {
    color: var(--color-text);
}

.nav-link:hover::after {
    width: 100%;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.nav-toggle span {
    display: block;
    width: 25px;
    height: 2px;
    background: var(--color-text);
    transition: var(--transition);
}

/* ========================================
   主视觉区
   ======================================== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: calc(70px + var(--spacing-xl)) 0 var(--spacing-xl);
    background: 
        radial-gradient(ellipse at 20% 50%, rgba(0, 212, 255, 0.1) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 50%, rgba(0, 255, 136, 0.05) 0%, transparent 50%),
        var(--color-bg);
}

.hero .container {
    text-align: center;
}

.hero-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-sm);
}

.highlight {
    color: var(--color-primary);
    position: relative;
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-md);
}

.hero-actions {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: var(--spacing-lg);
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-primary);
}

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

/* ========================================
   通用区块样式
   ======================================== */
section {
    padding: var(--spacing-xl) 0;
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.section-title {
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
}

.section-desc {
    color: var(--color-text-secondary);
}

/* ========================================
   服务项目
   ======================================== */
.services {
    background: var(--color-bg-secondary);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
}

.service-card {
    background: var(--color-bg-card);
    padding: var(--spacing-md);
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--color-border);
    text-align: center;
    transition: var(--transition);
}

.service-card:hover {
    border-color: var(--color-primary);
    transform: translateY(-5px);
}

.service-icon {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-sm);
}

.service-title {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-xs);
}

.service-desc {
    color: var(--color-text-secondary);
    font-size: 0.9rem;
}

/* ========================================
   陪玩师展示
   ======================================== */
.players-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: var(--spacing-md);
}

.player-card {
    background: var(--color-bg-card);
    padding: var(--spacing-md);
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--color-border);
    text-align: center;
    transition: var(--transition);
}

.player-card:hover {
    border-color: var(--color-primary);
}

.player-avatar {
    position: relative;
    display: inline-block;
    margin-bottom: var(--spacing-sm);
}

.avatar-placeholder {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-bg);
}

.player-status {
    position: absolute;
    bottom: 5px;
    right: 5px;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--color-text-secondary);
    border: 2px solid var(--color-bg-card);
}

.player-status.online {
    background: var(--color-accent);
}

.player-name {
    font-size: 1.125rem;
    margin-bottom: 0.25rem;
}

.player-rank {
    color: var(--color-gold);
    font-size: 0.875rem;
    margin-bottom: 0.5rem;
}

.player-rating {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
}

.stars {
    color: var(--color-gold);
    font-size: 0.875rem;
}

.rating-text {
    color: var(--color-text-secondary);
    font-size: 0.875rem;
}

.player-orders {
    color: var(--color-text-secondary);
    font-size: 0.8rem;
    margin-bottom: var(--spacing-sm);
}

/* ========================================
   价格方案
   ======================================== */
.pricing {
    background: var(--color-bg-secondary);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
    align-items: start;
}

.price-card {
    background: var(--color-bg-card);
    padding: var(--spacing-md);
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--color-border);
    text-align: center;
    position: relative;
    transition: var(--transition);
}

.price-card:hover {
    border-color: var(--color-primary);
}

.price-card.featured {
    border-color: var(--color-primary);
    transform: scale(1.02);
}

.price-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-primary);
    color: var(--color-bg);
    padding: 0.25rem 1rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
}

.price-name {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
}

.price-amount {
    margin-bottom: var(--spacing-md);
}

.price-amount .currency {
    font-size: 1.25rem;
    vertical-align: top;
}

.price-amount .number {
    font-size: 3rem;
    font-weight: 700;
    color: var(--color-primary);
}

.price-amount .unit {
    color: var(--color-text-secondary);
    font-size: 0.9rem;
}

.price-features {
    list-style: none;
    margin-bottom: var(--spacing-md);
    text-align: left;
}

.price-features li {
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--color-border);
    color: var(--color-text-secondary);
}

.price-features li::before {
    content: '✓';
    color: var(--color-accent);
    margin-right: 0.5rem;
}

/* ========================================
   联系我们
   ======================================== */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: start;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.contact-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm);
    background: var(--color-bg-card);
    border-radius: var(--border-radius);
    border: 1px solid var(--color-border);
}

.contact-icon {
    font-size: 1.5rem;
}

.contact-item h4 {
    font-size: 0.9rem;
    margin-bottom: 0.25rem;
}

.contact-item p {
    color: var(--color-text-secondary);
    font-size: 0.9rem;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.875rem 1rem;
    font-size: 1rem;
    font-family: inherit;
    color: var(--color-text);
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--color-text-secondary);
}

.form-group select {
    cursor: pointer;
}

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

/* ========================================
   页脚
   ======================================== */
.footer {
    background: var(--color-bg-secondary);
    padding: var(--spacing-lg) 0 var(--spacing-md);
    border-top: 1px solid var(--color-border);
}

.footer-content {
    text-align: center;
    margin-bottom: var(--spacing-md);
}

.footer-brand {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
}

.footer-desc {
    color: var(--color-text-secondary);
    font-size: 0.9rem;
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--color-border);
}

.footer-bottom p {
    color: var(--color-text-secondary);
    font-size: 0.8rem;
}

/* ========================================
   响应式设计
   ======================================== */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background: var(--color-bg-secondary);
        flex-direction: column;
        padding: var(--spacing-md);
        gap: var(--spacing-sm);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: var(--transition);
        border-bottom: 1px solid var(--color-border);
    }
    
    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .hero-stats {
        gap: var(--spacing-md);
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .price-card.featured {
        transform: none;
    }
}

@media (max-width: 480px) {
    :root {
        --font-size-base: 14px;
    }
    
    .hero-actions {
        flex-direction: column;
        align-items: center;
    }
    
    .hero-actions .btn {
        width: 100%;
        max-width: 280px;
    }
}