/* ============================================
   信e融 - 深色星空玻璃拟态 V6 (精简优化版)
   ============================================ */

/* CSS 变量 */
:root {
    --primary: #2563eb;
    --primary-light: #3b82f6;
    --success: #10b981;
    --warning: #f59e0b;
    
    --radius-sm: 8px;
    --radius: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 9999px;
    
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --gradient-primary: linear-gradient(135deg, #2563eb 0%, #7c3aed 100%);
}

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

html { scroll-behavior: smooth; scroll-padding-top: 80px; }

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
    color: rgba(255,255,255,0.7);
    background: #0a0e1a;
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.section-padding { padding: 60px 0; }
.bg-light { background: transparent; }

a { text-decoration: none; color: inherit; transition: var(--transition); }
img { max-width: 100%; display: block; }

/* ========== Canvas 层级系统 ========== */
#starCanvas {
    position: fixed; inset: 0; width: 100%; height: 100%;
    pointer-events: none; z-index: 0;
}
#heroCanvas {
    position: fixed; inset: 0; width: 100%; height: 100%;
    pointer-events: none; z-index: 1;
}
section, footer { position: relative; z-index: 2; }

/* ========== 按钮系统 ========== */
.btn {
    display: inline-flex; align-items: center; justify-content: center;
    gap: 8px; padding: 12px 28px; font-size: 15px; font-weight: 600;
    border-radius: var(--radius-sm); cursor: pointer; transition: var(--transition);
    border: none; position: relative; overflow: hidden;
}
.btn::before {
    content: ''; position: absolute; top: 0; left: -100%; width: 100%; height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s;
}
.btn:hover::before { left: 100%; }
.btn-primary { background: var(--gradient-primary); color: white; box-shadow: 0 4px 15px rgba(37,99,235,0.35); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 25px rgba(37,99,235,0.45); }
.btn-outline { background: transparent; color: rgba(255,255,255,0.8); border: 2px solid rgba(255,255,255,0.3); }
.btn-outline:hover { background: rgba(255,255,255,0.1); color: white; transform: translateY(-2px); border-color: rgba(255,255,255,0.5); }
.btn-outline-light { background: transparent; color: white; border: 2px solid rgba(255,255,255,0.5); }
.btn-outline-light:hover { background: white; color: #0f172a; transform: translateY(-2px); }
.btn-lg { padding: 16px 36px; font-size: 16px; border-radius: var(--radius); }
.btn-sm { padding: 8px 20px; font-size: 13px; }
.btn-block { width: 100%; }

/* ========== 导航栏 ========== */
.navbar {
    position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
    background: rgba(10,14,26,0.95); backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255,255,255,0.05); transition: var(--transition);
}
.navbar.scrolled { background: rgba(10,14,26,0.98); box-shadow: 0 4px 30px rgba(0,0,0,0.3); }
.nav-container { display: flex; align-items: center; justify-content: space-between; height: 76px; }
.logo { font-size: 28px; font-weight: 900; color: white; letter-spacing: -1px; }
.logo span { color: var(--primary-light); text-shadow: 0 0 20px rgba(59,130,246,0.5); }
.nav-menu { display: flex; list-style: none; gap: 8px; }
.nav-menu a { 
    padding: 10px 20px; 
    font-size: 14px; 
    font-weight: 600; 
    color: rgba(255,255,255,0.7); 
    border-radius: var(--radius); 
    transition: all 0.35s cubic-bezier(0.22, 1, 0.36, 1);
}
/* 导航菜单悬停高亮放大效果 - 只有悬停时才高亮 */
.nav-menu a:hover { 
    color: #ffffff; 
    background: linear-gradient(145deg, rgba(99,102,241,0.5) 0%, rgba(139,92,246,0.4) 100%);
    box-shadow: 0 6px 25px rgba(99,102,241,0.35), 0 0 15px rgba(139,92,246,0.2);
    transform: translateY(-2px) scale(1.08);
    border-color: rgba(165,139,255,0.5);
    text-shadow: 0 2px 8px rgba(99,102,241,0.4);
    z-index: 5;
}
/* 当前页面不高亮，只显示蓝色下划线 */
.nav-menu a.active {
    color: var(--primary-light);
    background: transparent;
    box-shadow: none;
    transform: none;
    text-shadow: none;
    border-bottom: 2px solid var(--primary-light);
}
.nav-extra { display: flex; align-items: center; gap: 16px; }
.nav-phone { color: var(--primary-light); font-size: 14px; font-weight: 600; }
.nav-phone i { margin-right: 6px; }

.hamburger { display: none; flex-direction: column; justify-content: center; gap: 5px; width: 40px; height: 40px; background: rgba(255,255,255,0.1); border-radius: var(--radius-sm); cursor: pointer; border: none; padding: 10px; }
.hamburger span { display: block; width: 100%; height: 2px; background: white; border-radius: 2px; transition: var(--transition); }
.hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ========== Hero 首屏 ========== */
.hero-section { position: relative; min-height: 75vh; display: flex; align-items: center; justify-content: center; background: transparent; overflow: hidden; padding-top: 76px; }
.hero-overlay { display: none; } /* 已移除光晕，避免色差断层 */
.hero-container { position: relative; z-index: 2; display: grid; grid-template-columns: 1fr 420px; gap: 64px; align-items: center; padding: 40px 24px; }

.hero-badge { display: inline-flex; align-items: center; gap: 8px; padding: 8px 18px; background: rgba(37,99,235,0.15); border: 1px solid rgba(37,99,235,0.3); border-radius: var(--radius-full); font-size: 13px; font-weight: 600; color: var(--primary-light); margin-bottom: 24px; }
.hero-badge i { animation: pulse 2s infinite; }
@keyframes pulse { 0%,100%{opacity:1} 50%{opacity:0.5} }

.hero-title { font-size: clamp(40px, 5vw, 56px); font-weight: 900; line-height: 1.15; color: white; margin-bottom: 24px; letter-spacing: -1.5px; }
.gradient-text { background: linear-gradient(135deg, #60a5fa, #a78bfa, #34d399); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.hero-subtitle { font-size: 17px; color: rgba(255,255,255,0.65); line-height: 1.8; margin-bottom: 36px; max-width: 520px; }
.hero-subtitle strong { color: var(--primary-light); font-weight: 700; }
.hero-buttons { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 48px; }

/* Hero 数据统计 */
.hero-stats { display: flex; align-items: center; gap: 32px; padding: 28px 36px; background: rgba(255,255,255,0.05); backdrop-filter: blur(20px); border: 1px solid rgba(255,255,255,0.1); border-radius: var(--radius-lg); flex-wrap: wrap; }
.hero-stat-item { text-align: center; }
.stat-number { font-size: 32px; font-weight: 900; color: white; letter-spacing: -1px; }
.stat-plus, .stat-percent { font-size: 20px; font-weight: 700; color: var(--primary-light); }
.stat-label { display: block; font-size: 12px; color: rgba(255,255,255,0.5); margin-top: 2px; text-transform: uppercase; letter-spacing: 1px; }
.stat-divider { width: 1px; height: 40px; background: rgba(255,255,255,0.15); }

/* Hero 卡片 */
.hero-card-wrapper { position: relative; }
.hero-card { background: rgba(255,255,255,0.08); backdrop-filter: blur(20px); border-radius: var(--radius-xl); padding: 32px; box-shadow: 0 20px 50px rgba(0,0,0,0.2), 0 0 40px rgba(37,99,235,0.3); position: relative; overflow: hidden; border: 1px solid rgba(255,255,255,0.2); }
.card-glow { position: absolute; top: -50%; right: -50%; width: 100%; height: 100%; background: radial-gradient(circle, rgba(37,99,235,0.1) 0%, transparent 70%); animation: rotate 10s linear infinite; }
@keyframes rotate { from{transform:rotate(0deg)} to{transform:rotate(360deg)} }
.card-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 24px; }
.card-header h3 { font-size: 18px; font-weight: 700; color: white; display: flex; align-items: center; gap: 8px; }
.card-header h3 i { color: var(--primary); }
.card-badge { font-size: 11px; font-weight: 700; color: var(--success); background: rgba(16,185,129,0.15); padding: 5px 12px; border-radius: var(--radius-full); text-transform: uppercase; letter-spacing: 0.5px; }
.pulse { animation: badge-pulse 2s infinite; }
@keyframes badge-pulse { 0%,100%{box-shadow:0 0 0 0 rgba(16,185,129,0.4)} 50%{box-shadow:0 0 0 8px rgba(16,185,129,0)} }

/* 滑动条 */
.amount-selector { margin-bottom: 20px; }
.selector-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 12px; }
.selector-label { font-size: 12px; font-weight: 600; color: rgba(255,255,255,0.5); text-transform: uppercase; letter-spacing: 1px; }
.selector-value { font-size: 18px; font-weight: 800; color: var(--primary); }
.amount-slider { -webkit-appearance: none; appearance: none; width: 100%; height: 6px; background: rgba(255,255,255,0.15); border-radius: 3px; outline: none; cursor: pointer; }
.amount-slider:hover { background: rgba(255,255,255,0.3); }
.amount-slider::-webkit-slider-thumb { -webkit-appearance: none; width: 22px; height: 22px; background: var(--gradient-primary); border-radius: 50%; cursor: grab; box-shadow: 0 2px 8px rgba(37,99,235,0.4); }
.amount-slider::-webkit-slider-thumb:hover { transform: scale(1.15); box-shadow: 0 4px 12px rgba(37,99,235,0.5); }
.amount-slider::-moz-range-thumb { width: 22px; height: 22px; background: var(--gradient-primary); border-radius: 50%; border: none; cursor: grab; box-shadow: 0 2px 8px rgba(37,99,235,0.4); }
.slider-marks { display: flex; justify-content: space-between; padding-top: 8px; }
.slider-marks span { font-size: 11px; color: rgba(255,255,255,0.4); font-weight: 500; }

.card-result { text-align: center; padding: 24px 0; border-bottom: 1px solid rgba(255,255,255,0.1); margin-bottom: 20px; }
.result-label { font-size: 13px; color: rgba(255,255,255,0.5); text-transform: uppercase; letter-spacing: 1px; display: block; margin-bottom: 8px; }
.result-amount { display: flex; align-items: baseline; justify-content: center; gap: 4px; }
.currency { font-size: 28px; font-weight: 700; color: rgba(255,255,255,0.6); }
.amount-num { font-size: 48px; font-weight: 900; color: white; letter-spacing: -2px; }
.card-details { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; margin-bottom: 24px; }
.detail-item { display: flex; align-items: center; gap: 12px; padding: 14px; background: rgba(255,255,255,0.06); border-radius: var(--radius-sm); transition: var(--transition); }
.detail-item:hover { background: rgba(255,255,255,0.1); }
.detail-item > i { width: 38px; height: 38px; display: flex; align-items: center; justify-content: center; background: rgba(255,255,255,0.1); color: var(--primary); border-radius: var(--radius-sm); font-size: 14px; }
.detail-label { display: block; font-size: 11px; color: rgba(255,255,255,0.5); text-transform: uppercase; letter-spacing: 0.5px; }
.detail-value { font-size: 15px; font-weight: 700; color: white; }
.detail-value.highlight { color: var(--primary); }
.detail-value.success { color: var(--success); }

/* 浮动卡片（桌面端装饰） */
.floating-card { position: absolute; display: flex; align-items: center; gap: 12px; padding: 14px 20px; background: rgba(255,255,255,0.12); backdrop-filter: blur(12px); border: 1px solid rgba(255,255,255,0.2); border-radius: var(--radius); box-shadow: 0 10px 30px rgba(0,0,0,0.15); animation: float 3s ease-in-out infinite; z-index: 10; }
.fc-1 { top: 20%; left: -70px; animation-delay: 0s; }
.fc-2 { bottom: 25%; left: -90px; animation-delay: 1.5s; }
@keyframes float { 0%,100%{transform:translateY(0)} 50%{transform:translateY(-10px)} }
.floating-card > i { width: 42px; height: 42px; display: flex; align-items: center; justify-content: center; background: rgba(37,99,235,0.2); color: var(--primary-light); border-radius: var(--radius-sm); font-size: 16px; }
.floating-card strong { display: block; font-size: 16px; font-weight: 800; color: white; }
.floating-card span { font-size: 11px; color: rgba(255,255,255,0.6); }

/* 滚动提示 - 已隐藏 */
.scroll-indicator { display: none; }

/* ========== 合作伙伴 ========== */
.partners-section { padding: 52px 0; background: transparent; }
.partners-title { text-align: center; font-size: 12px; font-weight: 700; color: rgba(255,255,255,0.5); text-transform: uppercase; letter-spacing: 3px; margin-bottom: 32px; }
.partners-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 24px; max-width: 900px; margin: 0 auto; }
.partner-logo { display: flex; align-items: center; justify-content: center; padding: 16px; background: rgba(255,255,255,0.06); border-radius: var(--radius); border: 1px solid rgba(255,255,255,0.1); transition: var(--transition); }
.partner-logo:hover { border-color: var(--primary); box-shadow: 0 1px 3px rgba(0,0,0,0.12), 0 1px 2px rgba(0,0,0,0.08); transform: translateY(-2px); }
.partner-logo span { font-size: 14px; font-weight: 600; background: linear-gradient(135deg, #2563eb, #3b82f6, #60a5fa, #3b82f6); background-size: 200% auto; -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; animation: textShine 3s linear infinite; }
@keyframes textShine { to { background-position: 200% center; } }

/* ========== Section Header ========== */
.section-header { text-align: center; margin-bottom: 40px; }
.section-tag { display: inline-block; font-size: 12px; font-weight: 700; color: var(--primary); background: rgba(37,99,235,0.1); padding: 6px 18px; border-radius: var(--radius-full); text-transform: uppercase; letter-spacing: 2px; margin-bottom: 16px; }
.section-title { font-size: 30px; font-weight: 900; color: white; letter-spacing: -1px; margin-bottom: 12px; }
.section-desc { font-size: 14px; color: rgba(255,255,255,0.6); }
.section-header.light .section-tag { background: rgba(255,255,255,0.15); color: rgba(255,255,255,0.9); }
.section-header.light .section-title { color: white; }
.section-header.light .section-desc { color: rgba(255,255,255,0.6); }

/* ========== 关于我们（当前未使用，保留备用）========== */
.about-content { display: grid; grid-template-columns: 1fr 400px; gap: 64px; align-items: start; }
.about-intro { font-size: 20px; font-weight: 600; color: rgba(255,255,255,0.9); line-height: 1.7; margin-bottom: 20px; }
.about-text p { font-size: 15px; color: rgba(255,255,255,0.65); line-height: 1.85; margin-bottom: 16px; }
.about-text strong { color: var(--primary); font-weight: 700; }
.about-features { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; margin-top: 32px; }
.feature-item { display: flex; align-items: flex-start; gap: 14px; padding: 20px; background: rgba(255,255,255,0.08); border: 1px solid rgba(255,255,255,0.15); border-radius: var(--radius); transition: var(--transition); }
.feature-item:hover { border-color: var(--primary); box-shadow: 0 4px 14px rgba(0,0,0,0.1), 0 2px 6px rgba(0,0,0,0.08); transform: translateY(-3px); }
.feature-icon { width: 48px; height: 48px; display: flex; align-items: center; justify-content: center; background: rgba(37,99,235,0.15); color: var(--primary-light); border-radius: var(--radius-sm); font-size: 18px; flex-shrink: 0; }
.feature-info h4 { font-size: 15px; font-weight: 700; color: white; margin-bottom: 2px; }
.feature-info p { font-size: 13px !important; color: rgba(255,255,255,0.55) !important; margin: 0 !important; }
.about-image { position: sticky; top: 96px; }
.image-box { border-radius: var(--radius-xl); overflow: hidden; box-shadow: 0 20px 50px rgba(0,0,0,0.2), 0 10px 20px rgba(0,0,0,0.15); }
.image-placeholder { aspect-ratio: 4/3; background: linear-gradient(135deg, #667eea, #764ba2); display: flex; align-items: center; justify-content: center; position: relative; }
.image-placeholder i { font-size: 80px; color: rgba(255,255,255,0.2); }
.experience-badge { position: absolute; bottom: 24px; right: 24px; background: rgba(10,14,26,0.9); backdrop-filter: blur(10px); padding: 18px 26px; border-radius: var(--radius); text-align: center; }
.exp-number { display: block; font-size: 32px; font-weight: 900; color: white; }
.exp-text { font-size: 12px; color: rgba(255,255,255,0.7); }
.about-side-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-top: 14px; }
.side-card { display: flex; align-items: center; gap: 12px; padding: 18px; background: rgba(255,255,255,0.08); border: 1px solid rgba(255,255,255,0.15); border-radius: var(--radius); transition: var(--transition); }
.side-card:hover { border-color: var(--primary); box-shadow: 0 1px 3px rgba(0,0,0,0.12); }
.side-card > i { width: 42px; height: 42px; display: flex; align-items: center; justify-content: center; background: rgba(255,255,255,0.1); color: var(--primary-light); border-radius: var(--radius-sm); font-size: 16px; }
.side-card strong { display: block; font-size: 14px; font-weight: 700; color: white; }
.side-card span { font-size: 11px; color: rgba(255,255,255,0.6); }

/* ========== 产品服务 ========== */
.product-tabs { display: flex; justify-content: center; gap: 12px; margin-bottom: 44px; flex-wrap: wrap; }
.tab-btn { padding: 14px 32px; font-size: 15px; font-weight: 600; color: rgba(255,255,255,0.7); background: rgba(255,255,255,0.08); border: 1px solid rgba(255,255,255,0.15); border-radius: var(--radius-full); cursor: pointer; transition: var(--transition); display: flex; align-items: center; gap: 8px; }
.tab-btn:hover { border-color: rgba(255,255,255,0.4); color: white; background: rgba(255,255,255,0.15); }
.tab-btn.active { background: var(--gradient-primary); color: white; border-color: transparent; box-shadow: 0 4px 15px rgba(37,99,235,0.35); }
.tab-content { display: none; }
.tab-content.active { display: block; animation: fadeInUp 0.5s ease; }
@keyframes fadeInUp { from{opacity:0;transform:translateY(20px)} to{opacity:1;transform:translateY(0)} }
.product-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
/* ========== 浜у搧鏈嶅姟锛堣秴寮哄弽宸珮浜級 ========== */
.product-card {
    background: rgba(255,255,255,0.06);
    backdrop-filter: blur(10px);
    border-radius: var(--radius-lg);
    padding: 32px 28px;
    border: 1px solid rgba(255,255,255,0.1);
    transition: all 0.38s cubic-bezier(0.22, 1, 0.36, 1);
    position: relative;
    overflow: hidden;
}
.product-card::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 4px; background: var(--gradient-primary); transform: scaleX(0); transition: transform 0.38s ease; }
/* 鎮仠鍗＄墖锛氳秴绾т寒鐪煎彂鍏?*/
.product-card:hover {
    transform: translateY(-10px) scale(1.05);
    background: linear-gradient(145deg, rgba(99,102,241,0.55) 0%, rgba(139,92,246,0.45) 50%, rgba(168,85,247,0.35) 100%);
    box-shadow: 0 20px 60px rgba(99,102,241,0.5), 0 0 40px rgba(139,92,246,0.3), inset 0 1px 0 rgba(255,255,255,0.15);
    border-color: rgba(165,139,255,0.7);
    z-index: 10;
}
.product-card:hover::before { transform: scaleX(1); height: 5px; }
.product-card:hover h3 { color: #ffffff !important; text-shadow: 0 2px 16px rgba(99,102,241,0.5); }
.product-card:hover .product-desc { color: rgba(255,255,255,0.85) !important; }
.product-card:hover .product-features li { color: rgba(255,255,255,0.8) !important; }
.product-card:hover .product-icon { background: rgba(255,255,255,0.28) !important; color: #fff !important; transform: scale(1.1); box-shadow: 0 4px 20px rgba(255,255,255,0.15); }
.product-card:hover .product-rate strong { color: #ffffff !important; text-shadow: 0 0 20px rgba(255,255,255,0.4); }
.product-card:hover .product-btn { background: linear-gradient(135deg, #6366f1, #a855f7) !important; color: white !important; box-shadow: 0 6px 24px rgba(99,102,241,0.4); transform: scale(1.05); }
.product-card.featured { border-color: rgba(99,102,241,0.3); border-width: 1.5px; background: rgba(255,255,255,0.06); }
.product-card.featured:hover {
    transform: translateY(-10px) scale(1.05);
    background: linear-gradient(145deg, rgba(99,102,241,0.65) 0%, rgba(168,85,247,0.55) 100%);
    box-shadow: 0 22px 70px rgba(99,102,241,0.6), 0 0 50px rgba(168,85,247,0.4);
    border-color: rgba(200,160,255,0.9);
}
/* 鍏朵綑鍗＄墖锛氭瀬搴︽殫娣★紙瓒呭己鍙嶅樊锛?*/

.product-card.featured::before { transform: scaleX(1); }
.card-top { position: absolute; top: 16px; right: 16px; }
.featured-badge { font-size: 22px; background: transparent; filter: drop-shadow(0 2px 4px rgba(255,100,0,0.6)); animation: fireFloat 2s ease-in-out infinite; }
.featured-badge::before, .featured-badge::after { display: none; }
@keyframes fireFloat { 0%,100%{transform:translateY(0)} 50%{transform:translateY(-3px)} }
.featured-badge.hot { color: #ef4444; }
.featured-badge.big { color: #f59e0b; }
.product-icon { width: 62px; height: 62px; display: flex; align-items: center; justify-content: center; background: rgba(37,99,235,0.15); color: var(--primary-light); border-radius: var(--radius); font-size: 24px; margin-bottom: 20px; }
.product-card h3 { font-size: 20px; font-weight: 800; color: white; margin-bottom: 10px; }
.product-desc { font-size: 14px; color: rgba(255,255,255,0.6); line-height: 1.65; margin-bottom: 20px; }
.product-features { list-style: none; margin-bottom: 24px; }
.product-features li { font-size: 14px; color: rgba(255,255,255,0.7); padding: 7px 0; }
.product-features li::before { content: none; }
.product-features li strong { color: var(--primary); font-weight: 700; }
.product-footer { display: flex; align-items: center; justify-content: space-between; padding-top: 20px; border-top: 1px solid rgba(255,255,255,0.1); }
.product-rate { display: flex; flex-direction: column; }
.product-rate span { font-size: 12px; color: rgba(255,255,255,0.5); }
.product-rate strong { font-size: 20px; font-weight: 900; color: var(--primary); }

/* ========== 服务流程 + 客户评价 ========== */
.process-reviews-section { background: transparent; }
.process-reviews-section .process-steps { margin-bottom: 50px; padding: 30px 0; background: rgba(255,255,255,0.05); border-radius: var(--radius-lg); border: 1px solid rgba(255,255,255,0.1); }
.process-reviews-section .step-number { color: var(--primary); border-color: rgba(59,130,246,0.3); }
.process-reviews-section .step:hover .step-number { background: var(--primary); border-color: var(--primary); color: white; box-shadow: 0 0 20px rgba(37,99,235,0.4); }
.process-reviews-section .step-icon { background: rgba(37,99,235,0.06); border-color: rgba(37,99,235,0.15); color: var(--primary); }
.process-reviews-section .step h4 { color: white; }
.process-reviews-section .step p { color: rgba(255,255,255,0.6); }
.process-reviews-section .step-line { background: linear-gradient(90deg, var(--primary), transparent); }
.process-reviews-section .reviews-grid { margin-top: 10px; }

.process-section { background: transparent; position: relative; }
.process-section::before { display: none; }
.process-steps { display: flex; align-items: center; justify-content: center; gap: 0; position: relative; z-index: 1; }
.step { text-align: center; padding: 28px 24px; flex: 1; }
.step-number { display: inline-flex; align-items: center; justify-content: center; width: 56px; height: 56px; font-size: 20px; font-weight: 900; color: var(--primary-light); border: 3px solid rgba(59,130,246,0.4); border-radius: 50%; margin-bottom: 18px; transition: var(--transition); }
.step:hover .step-number { background: var(--primary); border-color: var(--primary); color: white; box-shadow: 0 0 30px rgba(37,99,235,0.5); }
.step-icon { width: 54px; height: 54px; display: flex; align-items: center; justify-content: center; background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.1); border-radius: var(--radius); font-size: 22px; color: var(--primary-light); margin: 0 auto 16px; }
.step h4 { font-size: 17px; font-weight: 700; color: white; margin-bottom: 6px; }
.step p { font-size: 13px; color: rgba(255,255,255,0.5); }
.step-line { width: 70px; height: 2px; background: linear-gradient(90deg, var(--primary-light), transparent); flex-shrink: 0; }

/* ========== 团队 ========== */
.team-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 28px; }
.team-card { background: rgba(255,255,255,0.08); backdrop-filter: blur(10px); border-radius: var(--radius-lg); padding: 36px 24px; text-align: center; border: 1px solid rgba(255,255,255,0.15); transition: var(--transition); position: relative; overflow: hidden; }
.team-card::after { content: ''; position: absolute; bottom: 0; left: 0; right: 0; height: 4px; background: var(--gradient-primary); transform: scaleX(0); transition: transform 0.3s ease; }
.team-card:hover { transform: translateY(-8px); box-shadow: 0 8px 30px rgba(0,0,0,0.3); }
.team-card:hover::after { transform: scaleX(1); }
.team-avatar { width: 96px; height: 96px; margin: 0 auto 20px; border-radius: 50%; background: rgba(37,99,235,0.15); display: flex; align-items: center; justify-content: center; font-size: 38px; color: var(--primary-light); border: 3px solid rgba(255,255,255,0.25); box-shadow: 0 10px 30px rgba(0,0,0,0.15), 0 4px 10px rgba(0,0,0,0.1); }
.team-avatar.alt { background: rgba(16,185,129,0.15); color: var(--success); }
.team-card h3 { font-size: 19px; font-weight: 800; color: white; margin-bottom: 6px; }
.team-role { display: inline-block; font-size: 12px; font-weight: 600; color: var(--primary); background: rgba(37,99,235,0.1); padding: 5px 16px; border-radius: var(--radius-full); margin-bottom: 16px; }
.team-card > p { font-size: 13px; color: rgba(255,255,255,0.6); line-height: 1.75; margin-bottom: 18px; }
.team-tags { display: flex; justify-content: center; gap: 8px; flex-wrap: wrap; }
.team-tags span { font-size: 11px; font-weight: 600; color: rgba(255,255,255,0.6); background: rgba(255,255,255,0.1); padding: 5px 14px; border-radius: var(--radius-full); }

/* ========== 核心实力（新版） ========== */
.strengths-intro { display: none; }
.strengths-grid-new { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.strength-card-new { background: rgba(30, 35, 60, 0.85); border-radius: 16px; padding: 32px 24px; border: 1px solid rgba(255, 255, 255, 0.08); transition: all 0.3s ease; display: flex; flex-direction: column; min-height: 220px; }
.strength-card-new:hover { transform: translateY(-6px); border-color: rgba(99, 102, 241, 0.4); box-shadow: 0 12px 40px rgba(99, 102, 241, 0.15), 0 4px 12px rgba(0, 0, 0, 0.2); background: rgba(35, 40, 70, 0.95); }
.strength-emoji { font-size: 36px; margin-bottom: 18px; line-height: 1; }
.strength-card-new h3 { font-size: 18px; font-weight: 800; color: #ffffff; margin-bottom: 10px; letter-spacing: -0.3px; }
.strength-card-new p { font-size: 14px; color: rgba(255, 255, 255, 0.6); line-height: 1.75; flex-grow: 1; }

@media (max-width: 768px) {
    .strengths-grid-new { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 480px) {
    .strengths-grid-new { grid-template-columns: 1fr; }
}

/* ========== 数据展示 ========== */
.data-section { background: transparent; padding: 48px 0; position: relative; }
.data-section::before { display: none; }
.data-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px; position: relative; z-index: 1; }
.data-item { text-align: center; padding: 36px 24px; background: rgba(255,255,255,0.04); backdrop-filter: blur(10px); border: 1px solid rgba(255,255,255,0.08); border-radius: var(--radius-lg); transition: var(--transition); }
.data-item:hover { background: rgba(255,255,255,0.08); transform: translateY(-5px); }
.data-icon { font-size: 32px; color: var(--primary-light); margin-bottom: 16px; }
.data-number { font-size: 46px; font-weight: 900; color: white; letter-spacing: -2px; line-height: 1; }
.data-unit { font-size: 24px; font-weight: 700; color: var(--primary-light); }
.data-label { font-size: 13px; color: rgba(255,255,255,0.5); margin-top: 8px; text-transform: uppercase; letter-spacing: 1px; }

/* ========== 客户评价 ========== */
.reviews-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.review-card { background: rgba(255,255,255,0.08); backdrop-filter: blur(10px); border-radius: var(--radius-lg); padding: 32px; border: 1px solid rgba(255,255,255,0.15); transition: var(--transition); position: relative; }
.review-card::before { content: '"'; position: absolute; top: 16px; right: 24px; font-size: 72px; font-family: Georgia, serif; color: rgba(255,255,255,0.08); line-height: 1; }
.review-card:hover { box-shadow: 0 8px 30px rgba(0,0,0,0.3); transform: translateY(-4px); }
.review-stars { color: #fbbf24; font-size: 18px; margin-bottom: 16px; letter-spacing: 3px; }
.review-card > p { font-size: 15px; color: rgba(255,255,255,0.7); line-height: 1.8; margin-bottom: 24px; font-style: italic; }
.review-author { display: flex; align-items: center; gap: 14px; }
.author-avatar { width: 50px; height: 50px; border-radius: 50%; overflow: hidden; border: 3px solid var(--primary); box-shadow: 0 4px 12px rgba(37,99,235,0.2); }
.author-avatar img { width: 100%; height: 100%; object-fit: cover; }
.author-info strong { display: block; font-size: 15px; font-weight: 700; color: white; }
.author-info span { font-size: 12px; color: rgba(255,255,255,0.5); }

/* ========== 收费标准 ========== */
.pricing-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-bottom: 28px; }
/* ========== 鏀惰垂鏍囧噯锛堣秴寮洪珮浜?- 涓庝骇鍝佹湇鍔′竴鑷达級 ========== */
.pricing-card {
    background: rgba(255,255,255,0.06);
    backdrop-filter: blur(10px);
    border-radius: var(--radius-xl);
    padding: 22px 18px;
    text-align: center;
    box-shadow: 0 4px 14px rgba(0,0,0,0.1), 0 2px 6px rgba(0,0,0,0.08);
    border: 1px solid rgba(255,255,255,0.1);
    transition: all 0.38s cubic-bezier(0.22, 1, 0.36, 1);
    position: relative;
    overflow: hidden;
}
.pricing-card::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 4px; background: var(--gradient-primary); transform: scaleX(0); transition: transform 0.38s ease; }
/* 鎮仠鍗＄墖锛氳秴绾т寒鐪煎彂鍏夛紙涓庝骇鍝佹湇鍔′竴鑷达級 */
.pricing-card:hover {
    transform: translateY(-10px) scale(1.05);
    background: linear-gradient(145deg, rgba(99,102,241,0.55) 0%, rgba(139,92,246,0.45) 50%, rgba(168,85,247,0.35) 100%);
    box-shadow: 0 20px 60px rgba(99,102,241,0.5), 0 0 40px rgba(139,92,246,0.3), inset 0 1px 0 rgba(255,255,255,0.15);
    border-color: rgba(165,139,255,0.7);
    z-index: 10;
}
.pricing-card:hover::before { transform: scaleX(1); height: 5px; }
.pricing-card:hover h3 { color: #ffffff !important; text-shadow: 0 2px 16px rgba(99,102,241,0.5); }
.pricing-card:hover .pricing-icon { background: rgba(255,255,255,0.28) !important; color: #fff !important; transform: scale(1.15); box-shadow: 0 4px 24px rgba(255,255,255,0.2); }
.pricing-card:hover .pricing-rate { color: #ffffff !important; text-shadow: 0 0 20px rgba(255,255,255,0.4); }
.pricing-card:hover .pricing-desc { color: rgba(255,255,255,0.85) !important; }
.pricing-card:hover .pricing-features li { color: rgba(255,255,255,0.9) !important; }
.pricing-card.featured { background: rgba(255,255,255,0.08); color: inherit; border: 1px solid rgba(255,255,255,0.15); box-shadow: 0 4px 14px rgba(0,0,0,0.1), 0 2px 6px rgba(0,0,0,0.08); transform: none; }
.pricing-card.featured::before { transform: scaleX(0); }
.pricing-card.featured:hover {
    transform: translateY(-10px) scale(1.05);
    background: linear-gradient(145deg, rgba(99,102,241,0.65) 0%, rgba(168,85,247,0.55) 100%);
    box-shadow: 0 22px 70px rgba(99,102,241,0.6), 0 0 50px rgba(168,85,247,0.4);
    border-color: rgba(200,160,255,0.9);
}
.pricing-card.featured:hover::before { transform: scaleX(1); }
.pricing-icon { width: 64px; height: 64px; margin: 0 auto 20px; display: flex; align-items: center; justify-content: center; background: rgba(255,255,255,0.1); color: var(--primary); border-radius: 50%; font-size: 26px; }
.pricing-card.featured .pricing-icon { background: rgba(255,255,255,0.2); color: white; }
.pricing-card h3 { font-size: 20px; font-weight: 700; margin-bottom: 16px; color: white; }
.pricing-rate { font-size: 36px; font-weight: 800; color: var(--primary-light); margin-bottom: 8px; line-height: 1; }
.pricing-card.featured .pricing-rate { color: white; text-shadow: 0 2px 10px rgba(0,0,0,0.2); }
.pricing-desc { font-size: 14px; color: rgba(255,255,255,0.6); margin-bottom: 20px; }
.pricing-card.featured .pricing-desc { color: rgba(255,255,255,0.85); }
.pricing-features { list-style: none; padding: 0; margin: 0; text-align: left; }
.pricing-features li { padding: 8px 0; font-size: 14px; color: rgba(255,255,255,0.7); display: flex; align-items: center; gap: 10px; }
.pricing-card.featured .pricing-features li { color: rgba(255,255,255,0.9); }
.pricing-features li i { color: var(--success); font-size: 12px; }
.pricing-card.featured .pricing-features li i { color: #4ade80; }
.pricing-note { background: rgba(255,255,255,0.08); border: 1px solid rgba(255,255,255,0.15); border-radius: var(--radius-lg); padding: 20px 28px; text-align: center; border-left: 4px solid var(--warning); }
.pricing-note p { margin: 0; color: rgba(255,255,255,0.7); font-size: 14px; }
.pricing-note i { color: var(--warning); margin-right: 8px; }

@media (max-width: 1024px) {
    .pricing-grid { grid-template-columns: repeat(2, 1fr); }
    .pricing-card.featured { transform: scale(1); }
    .pricing-card.featured:hover { transform: translateY(-8px); }
}
@media (max-width: 576px) { .pricing-grid { grid-template-columns: 1fr; } }

/* ========== 联系我们 ========== */
.contact-content { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; align-items: stretch; }
.contact-form { background: rgba(255,255,255,0.08); backdrop-filter: blur(10px); border-radius: var(--radius-xl); padding: 24px; box-shadow: 0 10px 30px rgba(0,0,0,0.15), 0 4px 10px rgba(0,0,0,0.1); border: 1px solid rgba(255,255,255,0.15); }
.contact-form h3 { font-size: 20px; font-weight: 800; color: white; margin-bottom: 20px; display: flex; align-items: center; gap: 10px; }
.contact-form h3 i { color: var(--primary); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-bottom: 14px; }
.form-group { display: flex; flex-direction: column; }
.form-group.full-width { margin-bottom: 18px; }
.form-group label { font-size: 13px; font-weight: 600; color: rgba(255,255,255,0.8); margin-bottom: 6px; }
.form-group input, .form-group select, .form-group textarea {
    padding: 13px 16px; font-size: 14px; border: 1px solid rgba(255,255,255,0.2);
    border-radius: var(--radius-sm); outline: none; transition: var(--transition);
    font-family: inherit; color: white; background: rgba(255,255,255,0.1);
}
/* 涓嬫媺閫夋嫨妗嗘牱寮忎紭鍖?*/
.form-group select {
    cursor: pointer;
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    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='rgba(255,255,255,0.6)' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
    padding-right: 38px;
}
/* 涓嬫媺閫夐」娣辫壊涓婚 */
.form-group select option {
    background: #1a1a2e;
    color: #ffffff;
    padding: 10px 14px;
    font-size: 14px;
}
.form-group select option:checked {
    background: linear-gradient(135deg, #6366f1, #a855f7);
    color: white;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus { border-color: var(--primary); box-shadow: 0 0 0 4px rgba(37,99,235,0.1); }
.form-group input::placeholder, .form-group textarea::placeholder { color: rgba(255,255,255,0.4); }
.form-group textarea { resize: vertical; min-height: 90px; }
.form-note { display: flex; align-items: center; justify-content: center; gap: 6px; font-size: 12px; color: rgba(255,255,255,0.4); margin-top: 16px; }
.form-note i { color: var(--success); }

.contact-info { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; align-content: stretch; }
.info-card { display: flex; flex-direction: column; align-items: flex-start; gap: 10px; padding: 18px 16px; background: rgba(255,255,255,0.08); border: 1px solid rgba(255,255,255,0.15); border-radius: var(--radius-lg); transition: var(--transition); height: 100%; }
.info-card:hover { background: rgba(255,255,255,0.15); box-shadow: 0 4px 14px rgba(0,0,0,0.1), 0 2px 6px rgba(0,0,0,0.08); transform: translateX(5px); }
.info-icon { width: 42px; height: 42px; display: flex; align-items: center; justify-content: center; background: rgba(255,255,255,0.1); color: var(--primary); border-radius: var(--radius); font-size: 20px; flex-shrink: 0; }
.info-icon.wechat { background: rgba(7,193,96,0.2); color: #07c160; }
.info-detail h4 { font-size: 15px; font-weight: 700; color: white; margin-bottom: 4px; }
.info-detail p { font-size: 14px; color: rgba(255,255,255,0.7); }
.phone-number { font-size: 20px !important; font-weight: 800 !important; color: var(--primary-light) !important; }
.info-detail small { font-size: 12px; color: rgba(255,255,255,0.5); }
.wechat-qrcode { width: 110px; height: 110px; margin: 8px 0 4px; border-radius: var(--radius); border: 2px solid #07c160; box-shadow: 0 4px 15px rgba(7,193,96,0.2); transition: var(--transition); }
.info-card:hover .wechat-qrcode { transform: scale(1.05); box-shadow: 0 6px 20px rgba(7,193,96,0.35); }

/* ========== 页脚 ========== */
.footer { background: transparent; padding: 64px 0 0; }
.footer-content { display: grid; grid-template-columns: repeat(4, 1fr); gap: 48px; padding-bottom: 48px; border-bottom: 1px solid rgba(255,255,255,0.08); }
.footer-logo { font-size: 28px; font-weight: 900; color: white; margin-bottom: 16px; }
.footer-logo span { color: var(--primary-light); }
.footer-brand > p { font-size: 14px; color: rgba(255,255,255,0.5); line-height: 1.7; margin-bottom: 20px; }
.footer-social { display: flex; gap: 12px; }
.footer-social a { width: 40px; height: 40px; display: flex; align-items: center; justify-content: center; background: rgba(255,255,255,0.08); border-radius: var(--radius-sm); color: rgba(255,255,255,0.6); font-size: 16px; transition: var(--transition); }
.footer-social a:hover { background: var(--primary); color: white; transform: translateY(-3px); }
.footer-links h4 { font-size: 15px; font-weight: 700; color: white; margin-bottom: 20px; }
.footer-links a { display: block; font-size: 14px; color: rgba(255,255,255,0.5); padding: 5px 0; transition: var(--transition); }
.footer-links a:hover { color: white; transform: translateX(5px); }
.footer-links p { font-size: 14px; color: rgba(255,255,255,0.5); padding: 5px 0; }
.footer-bottom { text-align: center; padding: 24px 0; font-size: 13px; color: rgba(255,255,255,0.35); }
.footer-bottom a { color: rgba(255,255,255,0.5); }
.footer-bottom a:hover { color: white; }

/* ========== 回到顶部 & 悬浮按钮 ========== */
.back-to-top {
    position: fixed; bottom: 110px; right: 28px; width: 48px; height: 48px;
    background: var(--gradient-primary); color: white; border: none; border-radius: 50%;
    font-size: 18px; cursor: pointer; opacity: 0; visibility: hidden;
    transform: translateY(20px); transition: var(--transition); z-index: 999;
    box-shadow: 0 4px 15px rgba(37,99,235,0.4); display: flex; align-items: center; justify-content: center;
}
.back-to-top.show { opacity: 1; visibility: visible; transform: translateY(0); }
.back-to-top:hover { transform: translateY(-3px); box-shadow: 0 8px 25px rgba(37,99,235,0.5); }
.float-contact { position: fixed; bottom: 28px; right: 28px; display: flex; flex-direction: column; gap: 12px; z-index: 999; }
.float-btn { width: 54px; height: 54px; display: flex; align-items: center; justify-content: center; border-radius: 50%; color: white; font-size: 20px; box-shadow: 0 10px 30px rgba(0,0,0,0.15), 0 4px 10px rgba(0,0,0,0.1); transition: var(--transition); }
.float-btn.phone { background: var(--gradient-primary); }
.float-btn.wechat { background: #07c160; }
.float-btn:hover { transform: scale(1.1) translateY(-3px); }

/* ========== 动画类 ========== */
.reveal { opacity: 0; transform: translateY(30px); transition: all 0.7s cubic-bezier(0.4, 0, 0.2, 1); }
.reveal.visible { opacity: 1; transform: translateY(0); }
.animate-fadeInUp { animation: fadeInUp 0.8s ease forwards; opacity: 0; }
.delay-1 { animation-delay: 0.15s; }
.delay-2 { animation-delay: 0.3s; }
.delay-3 { animation-delay: 0.45s; }
.delay-4 { animation-delay: 0.6s; }
.animate-fadeInRight { animation: fadeInRight 0.8s ease forwards; opacity: 0; animation-delay: 0.4s; }
@keyframes fadeInRight { from{opacity:0;transform:translateX(40px)} to{opacity:1;transform:translateX(0)} }

/* Toast提示动画 */
@keyframes toastIn { from{opacity:0;transform:translate(-50%,-50%) scale(0.8)} to{opacity:1;transform:translate(-50%,-50%) scale(1)} }
@keyframes toastOut { from{opacity:1;transform:translate(-50%,-50%) scale(1)} to{opacity:0;transform:translate(-50%,-50%) scale(0.8)} }

/* ========== 响应式设计 ========== */
@media (max-width: 1024px) {
    .hero-container { grid-template-columns: 1fr; gap: 48px; }
    .hero-right { max-width: 480px; margin: 0 auto; }
    .floating-card { display: none; }
    .about-content { grid-template-columns: 1fr; gap: 40px; }
    .about-image { position: static; }
    .product-grid { grid-template-columns: 1fr 1fr; }
    .team-grid { grid-template-columns: 1fr 1fr; }
    .strengths-grid-new { grid-template-columns: 1fr 1fr; }
    .data-grid { grid-template-columns: 1fr 1fr; }
    .reviews-grid { grid-template-columns: 1fr 1fr; }
    .contact-content { grid-template-columns: 1fr; }
    .contact-info { grid-template-columns: 1fr 1fr; }
    .footer-content { grid-template-columns: 1fr 1fr; gap: 36px; }
}

@media (max-width: 768px) {
    .section-padding { padding: 72px 0; }
    .nav-menu, .nav-extra { display: none; }
    .hamburger { display: flex; }
    .nav-menu.open { display: flex; flex-direction: column; position: absolute; top: 76px; left: 0; right: 0; background: rgba(10,14,26,0.98); padding: 20px 24px; border-bottom: 1px solid rgba(255,255,255,0.1); gap: 4px; }
    .nav-menu.open a { padding: 14px 0; font-size: 15px; }
    .hero-section { min-height: auto; padding: 120px 0 60px; }
    .hero-title { font-size: 34px; }
    .hero-subtitle { font-size: 15px; }
    .hero-buttons { flex-direction: column; }
    .hero-buttons .btn { width: 100%; }
    .hero-stats { gap: 20px; padding: 20px; }
    .stat-number { font-size: 26px; }
    .stat-divider { display: none; }
    .hero-card { padding: 24px; }
    .amount-num { font-size: 36px; }
    .card-details { grid-template-columns: 1fr; }
    .scroll-indicator { display: none; }
    .section-title { font-size: 28px; }
    .product-tabs { gap: 8px; }
    .tab-btn { padding: 10px 20px; font-size: 13px; }
    .product-grid { grid-template-columns: 1fr; }
    .team-grid { grid-template-columns: 1fr; }
    .strengths-grid-new { grid-template-columns: 1fr; }
    .data-grid { grid-template-columns: 1fr 1fr; gap: 16px; }
    .data-number { font-size: 34px; }
    .reviews-grid { grid-template-columns: 1fr; }
    .process-steps { flex-direction: column; gap: 0; }
    .step-line { width: 2px; height: 40px; background: linear-gradient(180deg, var(--primary-light), transparent); }
    .contact-form { padding: 20px 16px; }
    .form-row { grid-template-columns: 1fr; }
    .contact-info { grid-template-columns: 1fr; }
    .footer-content { grid-template-columns: 1fr; gap: 28px; }
    .float-contact { bottom: 20px; right: 20px; }
    .back-to-top { bottom: 88px; right: 20px; width: 44px; height: 44px; }
}

@media (max-width: 480px) {
    .container { padding: 0 16px; }
    .hero-stat-item { flex: 1 1 40%; }
    .partners-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
    .about-features { grid-template-columns: 1fr; }
    .about-side-cards { grid-template-columns: 1fr; }
}