/* ==========================================
   极客星工坊 - 全局样式变量
   ========================================== */
:root {
/* 主色调 - 科技紫蓝 */
--primary: #6C5CE7;
--primary-light: #A29BFE;
--primary-dark: #5A4BD1;
--primary-glow: rgba(108, 92, 231, 0.4);

/* 辅助色 - 星光蓝 */
--accent: #00CEFF;
--accent-glow: rgba(0, 206, 255, 0.3);

/* 暗色系 */
--bg-primary: #06070A;
--bg-secondary: #0D0F14;
--bg-tertiary: #13161D;
--bg-card: rgba(19, 22, 29, 0.8);

/* 文字色 */
--text-primary: #F0F0F5;
--text-secondary: #9CA3B4;
--text-muted: #5A6178;

/* 渐变 */
--gradient-primary: linear-gradient(135deg, #6C5CE7 0%, #00CEFF 100%);
--gradient-hero: linear-gradient(180deg, rgba(6,7,10,0) 0%, #06070A 100%);
--gradient-card: linear-gradient(145deg, rgba(108,92,231,0.08) 0%, rgba(0,206,255,0.04) 100%);
--gradient-border: linear-gradient(135deg, rgba(108,92,231,0.3), rgba(0,206,255,0.15));
--gradient-glow: radial-gradient(ellipse at center, rgba(108,92,231,0.15), transparent 70%);

/* 阴影 */
--shadow-sm: 0 2px 8px rgba(0,0,0,0.3);
--shadow-md: 0 8px 32px rgba(0,0,0,0.4);
--shadow-lg: 0 20px 60px rgba(0,0,0,0.5);
--shadow-glow: 0 0 40px rgba(108,92,231,0.2);
--shadow-accent: 0 0 30px rgba(0,206,255,0.15);

/* 动效 */
--transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
--transition-slow: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);

/* 圆角 */
--radius-sm: 8px;
--radius-md: 16px;
--radius-lg: 24px;
--radius-xl: 32px;
}

/* ==========================================
   Reset & Base
   ========================================== */
*, *::before, *::after {
margin: 0;
padding: 0;
box-sizing: border-box;
}

html {
scroll-behavior: smooth;
font-size: 16px;
-webkit-font-smoothing: antialiased;
-moz-osx-font-smoothing: grayscale;
}

body {
font-family: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
background: var(--bg-primary);
color: var(--text-primary);
line-height: 1.7;
overflow-x: hidden;
}

a {
text-decoration: none;
color: inherit;
transition: var(--transition);
}

ul, ol { list-style: none; }
img { max-width: 100%; height: auto; display: block; }

.container {
max-width: 1280px;
margin: 0 auto;
padding: 0 24px;
}

/* ==========================================
   通用组件
   ========================================== */
/* 标题 */
.section-badge {
display: inline-flex;
align-items: center;
gap: 8px;
padding: 6px 20px;
background: rgba(108,92,231,0.1);
border: 1px solid rgba(108,92,231,0.25);
border-radius: 100px;
font-size: 0.85rem;
color: var(--primary-light);
letter-spacing: 1px;
margin-bottom: 20px;
}

.section-badge::before {
content: '';
width: 6px;
height: 6px;
background: var(--accent);
border-radius: 50%;
box-shadow: 0 0 8px var(--accent-glow);
}

.section-title {
font-size: clamp(2rem, 5vw, 3.2rem);
font-weight: 800;
line-height: 1.2;
margin-bottom: 16px;
color: var(--text-primary);
}

.section-title .highlight {
background: var(--gradient-primary);
-webkit-background-clip: text;
-webkit-text-fill-color: transparent;
background-clip: text;
}

.section-desc {
font-size: 1.1rem;
color: var(--text-secondary);
max-width: 560px;
line-height: 1.8;
}

/* 按钮 */
.btn {
display: inline-flex;
align-items: center;
justify-content: center;
gap: 8px;
padding: 14px 36px;
font-size: 0.95rem;
font-weight: 600;
border-radius: 100px;
cursor: pointer;
border: none;
outline: none;
transition: var(--transition);
font-family: inherit;
white-space: nowrap;
}

.btn-primary {
background: var(--gradient-primary);
color: #fff;
box-shadow: var(--shadow-glow);
position: relative;
overflow: hidden;
}

.btn-primary::before {
content: '';
position: absolute;
inset: 0;
background: linear-gradient(135deg, rgba(255,255,255,0.15), transparent);
opacity: 0;
transition: var(--transition);
}

.btn-primary:hover {
transform: translateY(-3px);
box-shadow: 0 10px 40px rgba(108,92,231,0.5);
}

.btn-primary:hover::before { opacity: 1; }

.btn-outline {
background: transparent;
border: 1.5px solid rgba(108,92,231,0.4);
color: var(--primary-light);
backdrop-filter: blur(10px);
}

.btn-outline:hover {
background: rgba(108,92,231,0.1);
border-color: var(--primary);
transform: translateY(-3px);
box-shadow: var(--shadow-glow);
}

.btn-ghost {
background: rgba(255,255,255,0.04);
border: 1px solid rgba(255,255,255,0.08);
color: var(--text-secondary);
}

.btn-ghost:hover {
background: rgba(255,255,255,0.08);
color: var(--text-primary);
border-color: rgba(255,255,255,0.15);
}

/* 卡片通用 */
.glass-card {
background: var(--bg-card);
backdrop-filter: blur(20px);
border: 1px solid rgba(255,255,255,0.06);
border-radius: var(--radius-lg);
transition: var(--transition);
}

.glass-card:hover {
border-color: rgba(108,92,231,0.3);
box-shadow: var(--shadow-glow);
transform: translateY(-6px);
}

/* 滚动动画 */
.reveal {
opacity: 0;
transform: translateY(40px);
transition: opacity 0.8s ease, transform 0.8s ease;
}

.reveal.visible {
opacity: 1;
transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* ==========================================
   导航栏
   ========================================== */
.header {
position: fixed;
top: 0;
left: 0;
right: 0;
z-index: 1000;
padding: 20px 0;
transition: var(--transition);
}

.header.scrolled {
padding: 12px 0;
background: rgba(6,7,10,0.85);
backdrop-filter: blur(24px) saturate(180%);
border-bottom: 1px solid rgba(108,92,231,0.1);
box-shadow: 0 4px 30px rgba(0,0,0,0.3);
}

.header .container {
display: flex;
justify-content: space-between;
align-items: center;
}

.logo {
display: flex;
align-items: center;
gap: 12px;
z-index: 1001;
}

.logo-icon {
width: 44px;
height: 44px;
background: var(--gradient-primary);
border-radius: 12px;
display: flex;
align-items: center;
justify-content: center;
position: relative;
box-shadow: 0 4px 15px rgba(108,92,231,0.4);
}

.logo-icon::after {
content: '★';
font-size: 1.2rem;
color: #fff;
text-shadow: 0 0 10px rgba(255,255,255,0.5);
}

.logo-text {
font-size: 1.35rem;
font-weight: 800;
letter-spacing: -0.5px;
color: var(--text-primary);
}

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

.nav-links {
display: flex;
align-items: center;
gap: 8px;
}

.nav-link {
padding: 8px 20px;
font-size: 0.9rem;
font-weight: 500;
color: var(--text-secondary);
border-radius: 100px;
transition: var(--transition);
}

.nav-link:hover,
.nav-link.active {
color: var(--text-primary);
background: rgba(108,92,231,0.1);
}

.nav-link.active {
color: var(--accent);
}

.nav-cta {
padding: 10px 24px;
background: var(--gradient-primary);
color: #fff;
border-radius: 100px;
font-size: 0.88rem;
font-weight: 600;
margin-left: 12px;
box-shadow: 0 4px 15px rgba(108,92,231,0.3);
}

.nav-cta:hover {
transform: translateY(-2px);
box-shadow: 0 6px 25px rgba(108,92,231,0.5);
}

/* 汉堡菜单 */
.mobile-toggle {
display: none;
flex-direction: column;
gap: 5px;
cursor: pointer;
z-index: 1001;
padding: 8px;
background: none;
border: none;
}

.mobile-toggle span {
width: 24px;
height: 2px;
background: var(--text-primary);
border-radius: 2px;
transition: var(--transition);
}

.mobile-toggle.active span:nth-child(1) {
transform: rotate(45deg) translate(5px, 5px);
}

.mobile-toggle.active span:nth-child(2) { opacity: 0; }

.mobile-toggle.active span:nth-child(3) {
transform: rotate(-45deg) translate(5px, -5px);
}

/* 移动端菜单 */
.mobile-nav {
position: fixed;
inset: 0;
background: rgba(6,7,10,0.98);
backdrop-filter: blur(24px);
z-index: 999;
display: flex;
flex-direction: column;
justify-content: center;
align-items: center;
gap: 8px;
opacity: 0;
visibility: hidden;
transition: var(--transition-slow);
}

.mobile-nav.active {
opacity: 1;
visibility: visible;
}

.mobile-nav a {
font-size: 1.4rem;
font-weight: 600;
color: var(--text-secondary);
padding: 16px 32px;
border-radius: 16px;
transition: var(--transition);
}

.mobile-nav a:hover,
.mobile-nav a.active {
color: var(--accent);
background: rgba(108,92,231,0.08);
}

/* ==========================================
   Hero 区
   ========================================== */
.hero {
position: relative;
min-height: 100vh;
display: flex;
align-items: center;
padding: 120px 0 80px;
overflow: hidden;
}

/* 网格背景 */
.hero::before {
content: '';
position: absolute;
inset: 0;
background-image:
    linear-gradient(rgba(108,92,231,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(108,92,231,0.03) 1px, transparent 1px);
background-size: 60px 60px;
mask-image: radial-gradient(ellipse 80% 60% at 50% 40%, black, transparent);
-webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 40%, black, transparent);
}

/* 光晕 */
.hero-glow {
position: absolute;
top: -200px;
left: 50%;
transform: translateX(-50%);
width: 900px;
height: 600px;
background: radial-gradient(ellipse, rgba(108,92,231,0.18) 0%, rgba(0,206,255,0.06) 40%, transparent 70%);
pointer-events: none;
z-index: 0;
}

.hero-glow-2 {
position: absolute;
bottom: -100px;
right: -200px;
width: 500px;
height: 500px;
background: radial-gradient(circle, rgba(0,206,255,0.08), transparent 70%);
pointer-events: none;
z-index: 0;
}

/* 粒子动画 */
.hero-particles {
position: absolute;
inset: 0;
overflow: hidden;
z-index: 0;
}

.particle {
position: absolute;
width: 3px;
height: 3px;
background: var(--primary-light);
border-radius: 50%;
opacity: 0;
animation: particleFloat linear infinite;
}

@keyframes particleFloat {
0% { opacity: 0; transform: translateY(100vh) scale(0); }
10% { opacity: 0.8; }
90% { opacity: 0.8; }
100% { opacity: 0; transform: translateY(-10vh) scale(1); }
}

.hero .container {
position: relative;
z-index: 1;
display: grid;
grid-template-columns: 1fr 1fr;
gap: 80px;
align-items: center;
}

.hero-content { max-width: 640px; }

.hero-badge {
display: inline-flex;
align-items: center;
gap: 10px;
padding: 10px 24px;
background: rgba(108,92,231,0.08);
border: 1px solid rgba(108,92,231,0.2);
border-radius: 100px;
font-size: 0.88rem;
color: var(--primary-light);
margin-bottom: 32px;
backdrop-filter: blur(10px);
}

.hero-badge .pulse {
width: 8px;
height: 8px;
background: var(--accent);
border-radius: 50%;
animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
0%, 100% { box-shadow: 0 0 0 0 rgba(0,206,255,0.5); }
50% { box-shadow: 0 0 0 8px rgba(0,206,255,0); }
}

.hero-title {
font-size: clamp(2.8rem, 5.5vw, 4.2rem);
font-weight: 900;
line-height: 1.15;
margin-bottom: 24px;
letter-spacing: -1px;
}

.hero-title .text-gradient {
background: var(--gradient-primary);
-webkit-background-clip: text;
-webkit-text-fill-color: transparent;
background-clip: text;
}

.hero-desc {
font-size: 1.15rem;
color: var(--text-secondary);
line-height: 1.9;
margin-bottom: 40px;
}

.hero-btns {
display: flex;
gap: 16px;
margin-bottom: 64px;
flex-wrap: wrap;
}

/* 数据统计 */
.hero-stats {
display: grid;
grid-template-columns: repeat(4, 1fr);
gap: 1px;
background: rgba(255,255,255,0.06);
border-radius: var(--radius-lg);
overflow: hidden;
}

.stat-item {
text-align: center;
padding: 28px 16px;
background: var(--bg-secondary);
transition: var(--transition);
}

.stat-item:hover {
background: var(--bg-tertiary);
}

.stat-num {
display: block;
font-size: 2.2rem;
font-weight: 800;
background: var(--gradient-primary);
-webkit-background-clip: text;
-webkit-text-fill-color: transparent;
background-clip: text;
margin-bottom: 4px;
font-family: 'Inter', sans-serif;
}

.stat-label {
font-size: 0.85rem;
color: var(--text-muted);
}

/* Hero 右侧视觉 */
.hero-visual {
position: relative;
display: flex;
justify-content: center;
align-items: center;
}

.hero-orbit {
width: 450px;
height: 450px;
position: relative;
}

.orbit-ring {
position: absolute;
border: 1px solid rgba(108,92,231,0.15);
border-radius: 50%;
animation: orbitSpin 20s linear infinite;
}

.orbit-ring:nth-child(1) { inset: 0; }
.orbit-ring:nth-child(2) { inset: 40px; animation-duration: 25s; animation-direction: reverse; }
.orbit-ring:nth-child(3) { inset: 80px; animation-duration: 15s; }

.orbit-ring::after {
content: '';
position: absolute;
top: -4px;
left: 50%;
width: 8px;
height: 8px;
background: var(--accent);
border-radius: 50%;
box-shadow: 0 0 12px var(--accent-glow);
}

.orbit-ring:nth-child(2)::after { background: var(--primary-light); box-shadow: 0 0 12px var(--primary-glow); }
.orbit-ring:nth-child(3)::after { background: #fff; box-shadow: 0 0 8px rgba(255,255,255,0.3); }

@keyframes orbitSpin { 0% { transform: rotate(0deg); } 100% { transform: rotate(360deg); } }

.orbit-center {
position: absolute;
top: 50%;
left: 50%;
transform: translate(-50%, -50%);
width: 120px;
height: 120px;
background: var(--gradient-primary);
border-radius: 24px;
display: flex;
align-items: center;
justify-content: center;
font-size: 3rem;
box-shadow: 0 0 60px rgba(108,92,231,0.4);
animation: breathe 4s ease-in-out infinite;
}

@keyframes breathe {
0%, 100% { box-shadow: 0 0 40px rgba(108,92,231,0.3); }
50% { box-shadow: 0 0 80px rgba(108,92,231,0.6); }
}

.orbit-card {
position: absolute;
background: var(--bg-card);
backdrop-filter: blur(20px);
border: 1px solid rgba(255,255,255,0.08);
border-radius: var(--radius-md);
padding: 16px 20px;
display: flex;
align-items: center;
gap: 12px;
font-size: 0.85rem;
color: var(--text-secondary);
animation: floatCard 6s ease-in-out infinite;
white-space: nowrap;
}

.orbit-card:nth-child(5) { top: 5%; left: 0; animation-delay: 0s; }
.orbit-card:nth-child(6) { top: 15%; right: -10%; animation-delay: 2s; }
.orbit-card:nth-child(7) { bottom: 15%; left: -5%; animation-delay: 4s; }
.orbit-card:nth-child(8) { bottom: 0; right: 5%; animation-delay: 1s; }

@keyframes floatCard {
0%, 100% { transform: translateY(0); }
50% { transform: translateY(-12px); }
}

.orbit-card-icon {
width: 36px;
height: 36px;
background: rgba(108,92,231,0.15);
border-radius: 10px;
display: flex;
align-items: center;
justify-content: center;
font-size: 1rem;
}

/* 向下滚动指示 */
.hero-scroll {
position: absolute;
bottom: 40px;
left: 50%;
transform: translateX(-50%);
display: flex;
flex-direction: column;
align-items: center;
gap: 8px;
color: var(--text-muted);
font-size: 0.8rem;
z-index: 1;
}

.scroll-line {
width: 24px;
height: 40px;
border: 1.5px solid rgba(108,92,231,0.3);
border-radius: 12px;
position: relative;
}

.scroll-line::before {
content: '';
position: absolute;
top: 8px;
left: 50%;
transform: translateX(-50%);
width: 3px;
height: 8px;
background: var(--accent);
border-radius: 2px;
animation: scrollDot 2s ease-in-out infinite;
}

@keyframes scrollDot {
0%, 100% { opacity: 1; top: 8px; }
50% { opacity: 0.3; top: 22px; }
}

/* ==========================================
   服务区域
   ========================================== */
.services-section {
padding: 120px 0;
position: relative;
}

.services-header {
text-align: center;
margin-bottom: 64px;
}

.services-header .section-desc {
margin: 0 auto;
}

.services-grid {
display: grid;
grid-template-columns: repeat(4, 1fr);
gap: 24px;
}

.service-card {
padding: 40px 28px;
background: var(--bg-card);
backdrop-filter: blur(20px);
border: 1px solid rgba(255,255,255,0.06);
border-radius: var(--radius-lg);
transition: var(--transition);
position: relative;
overflow: hidden;
}

.service-card::before {
content: '';
position: absolute;
top: 0;
left: 0;
right: 0;
height: 3px;
background: var(--gradient-primary);
opacity: 0;
transition: var(--transition);
}

.service-card:hover {
transform: translateY(-8px);
border-color: rgba(108,92,231,0.3);
box-shadow: var(--shadow-glow);
}

.service-card:hover::before { opacity: 1; }

.service-icon-wrap {
width: 56px;
height: 56px;
background: linear-gradient(135deg, rgba(108,92,231,0.12), rgba(0,206,255,0.06));
border: 1px solid rgba(108,92,231,0.2);
border-radius: 16px;
display: flex;
align-items: center;
justify-content: center;
font-size: 1.5rem;
margin-bottom: 24px;
}

.service-card h3 {
font-size: 1.2rem;
font-weight: 700;
margin-bottom: 12px;
color: var(--text-primary);
}

.service-card p {
font-size: 0.9rem;
color: var(--text-secondary);
line-height: 1.7;
margin-bottom: 20px;
}

.service-card .service-link {
display: inline-flex;
align-items: center;
gap: 6px;
font-size: 0.88rem;
font-weight: 600;
color: var(--primary-light);
transition: var(--transition);
}

.service-card .service-link:hover {
color: var(--accent);
gap: 10px;
}

/* ==========================================
   为什么选择我们
   ========================================== */
.why-section {
padding: 120px 0;
background: var(--bg-secondary);
position: relative;
}

.why-section::before,
.why-section::after {
content: '';
position: absolute;
width: 400px;
height: 400px;
border-radius: 50%;
pointer-events: none;
}

.why-section::before {
top: -200px;
left: -100px;
background: radial-gradient(circle, rgba(108,92,231,0.08), transparent 70%);
}

.why-section::after {
bottom: -200px;
right: -100px;
background: radial-gradient(circle, rgba(0,206,255,0.06), transparent 70%);
}

.why-grid {
display: grid;
grid-template-columns: 1fr 1fr;
gap: 100px;
align-items: center;
}

.why-features {
display: flex;
flex-direction: column;
gap: 20px;
margin-top: 48px;
}

.why-item {
display: flex;
gap: 20px;
padding: 24px;
background: rgba(255,255,255,0.02);
border: 1px solid rgba(255,255,255,0.04);
border-radius: var(--radius-md);
transition: var(--transition);
}

.why-item:hover {
background: rgba(108,92,231,0.05);
border-color: rgba(108,92,231,0.15);
transform: translateX(8px);
}

.why-num {
font-family: 'Inter', sans-serif;
font-size: 1.8rem;
font-weight: 800;
background: var(--gradient-primary);
-webkit-background-clip: text;
-webkit-text-fill-color: transparent;
background-clip: text;
line-height: 1;
opacity: 0.6;
}

.why-item h4 {
font-size: 1.05rem;
font-weight: 700;
margin-bottom: 6px;
color: var(--text-primary);
}

.why-item p {
font-size: 0.88rem;
color: var(--text-secondary);
line-height: 1.6;
}

/* 右侧数据面板 */
.why-visual {
display: grid;
grid-template-columns: 1fr 1fr;
gap: 20px;
}

.why-stat-card {
padding: 36px 28px;
background: var(--gradient-card);
border: 1px solid rgba(255,255,255,0.06);
border-radius: var(--radius-lg);
text-align: center;
transition: var(--transition);
}

.why-stat-card:hover {
transform: translateY(-4px);
border-color: rgba(108,92,231,0.25);
}

.why-stat-card .stat-number {
font-family: 'Inter', sans-serif;
font-size: 2.8rem;
font-weight: 900;
background: var(--gradient-primary);
-webkit-background-clip: text;
-webkit-text-fill-color: transparent;
background-clip: text;
margin-bottom: 8px;
}

.why-stat-card .stat-text {
font-size: 0.9rem;
color: var(--text-secondary);
}

/* ==========================================
   案例展示
   ========================================== */
.cases-section {
padding: 120px 0;
position: relative;
}

.cases-header {
display: flex;
justify-content: space-between;
align-items: flex-end;
margin-bottom: 48px;
flex-wrap: wrap;
gap: 24px;
}

.cases-filter {
display: flex;
gap: 8px;
flex-wrap: wrap;
}

.filter-btn {
padding: 10px 24px;
background: rgba(255,255,255,0.03);
border: 1px solid rgba(255,255,255,0.08);
border-radius: 100px;
font-size: 0.88rem;
color: var(--text-secondary);
cursor: pointer;
transition: var(--transition);
font-family: inherit;
}

.filter-btn:hover {
border-color: rgba(108,92,231,0.3);
color: var(--text-primary);
}

.filter-btn.active {
background: var(--primary);
border-color: var(--primary);
color: #fff;
}

.cases-grid {
display: grid;
grid-template-columns: repeat(3, 1fr);
gap: 24px;
}

.case-card {
background: var(--bg-card);
border-radius: var(--radius-lg);
overflow: hidden;
border: 1px solid rgba(255,255,255,0.06);
transition: var(--transition);
}

.case-card:hover {
transform: translateY(-8px);
border-color: rgba(108,92,231,0.3);
box-shadow: var(--shadow-glow);
}

.case-card:hover .case-overlay { opacity: 1; }

.case-thumb {
position: relative;
aspect-ratio: 16/10;
overflow: hidden;
}

.case-thumb-bg {
width: 100%;
height: 100%;
display: flex;
flex-direction: column;
align-items: center;
justify-content: center;
gap: 10px;
transition: var(--transition-slow);
}

.case-card:hover .case-thumb-bg { transform: scale(1.05); }

.case-thumb-icon {
font-size: 2.5rem;
}

.case-thumb-label {
font-size: 0.85rem;
color: rgba(255,255,255,0.6);
font-weight: 500;
}

.case-overlay {
position: absolute;
inset: 0;
background: rgba(6,7,10,0.85);
backdrop-filter: blur(8px);
display: flex;
align-items: center;
justify-content: center;
opacity: 0;
transition: var(--transition);
}

.case-overlay-btn {
padding: 12px 28px;
background: var(--gradient-primary);
color: #fff;
border-radius: 100px;
font-size: 0.88rem;
font-weight: 600;
}

.case-info {
padding: 24px;
}

.case-tag {
display: inline-block;
padding: 4px 12px;
background: rgba(108,92,231,0.1);
color: var(--primary-light);
font-size: 0.75rem;
font-weight: 600;
border-radius: 100px;
margin-bottom: 12px;
}

.case-info h3 {
font-size: 1.1rem;
font-weight: 700;
margin-bottom: 8px;
}

.case-info p {
font-size: 0.85rem;
color: var(--text-secondary);
line-height: 1.6;
margin-bottom: 12px;
}

.case-meta {
display: flex;
gap: 16px;
font-size: 0.78rem;
color: var(--text-muted);
}

/* ==========================================
   服务流程
   ========================================== */
.process-section {
padding: 120px 0;
background: var(--bg-secondary);
}

.process-header {
text-align: center;
margin-bottom: 64px;
}

.process-header .section-desc {
margin: 0 auto;
}

.process-grid {
display: grid;
grid-template-columns: repeat(5, 1fr);
gap: 24px;
position: relative;
}

.process-grid::before {
content: '';
position: absolute;
top: 60px;
left: 10%;
right: 10%;
height: 2px;
background: linear-gradient(90deg, transparent, rgba(108,92,231,0.2), rgba(0,206,255,0.2), transparent);
}

.process-item {
text-align: center;
padding: 36px 16px 32px;
background: var(--bg-card);
border: 1px solid rgba(255,255,255,0.04);
border-radius: var(--radius-lg);
transition: var(--transition);
position: relative;
z-index: 1;
}

.process-item:hover {
transform: translateY(-6px);
border-color: rgba(108,92,231,0.25);
box-shadow: var(--shadow-glow);
}

.process-icon {
width: 52px;
height: 52px;
background: var(--gradient-primary);
border-radius: 50%;
display: flex;
align-items: center;
justify-content: center;
margin: 0 auto 20px;
font-size: 1.2rem;
box-shadow: 0 4px 20px rgba(108,92,231,0.4);
}

.process-item h3 {
font-size: 1rem;
font-weight: 700;
margin-bottom: 8px;
}

.process-item p {
font-size: 0.82rem;
color: var(--text-muted);
line-height: 1.6;
}

/* ==========================================
   服务区域
   ========================================== */
.regions-section {
padding: 120px 0;
}

.regions-header {
text-align: center;
margin-bottom: 64px;
}

.regions-header .section-desc { margin: 0 auto; }

.regions-grid {
display: grid;
grid-template-columns: repeat(4, 1fr);
gap: 24px;
}

.region-card {
text-align: center;
padding: 40px 24px;
background: var(--bg-card);
border: 1px solid rgba(255,255,255,0.06);
border-radius: var(--radius-lg);
transition: var(--transition);
position: relative;
overflow: hidden;
}

.region-card::before {
content: '';
position: absolute;
inset: 0;
background: var(--gradient-card);
opacity: 0;
transition: var(--transition);
}

.region-card:hover {
transform: translateY(-6px);
border-color: rgba(108,92,231,0.3);
box-shadow: var(--shadow-glow);
}

.region-card:hover::before { opacity: 1; }

.region-card > * { position: relative; z-index: 1; }

.region-emoji {
font-size: 2.8rem;
margin-bottom: 20px;
}

.region-card h3 {
font-size: 1.2rem;
font-weight: 700;
margin-bottom: 10px;
}

.region-card p {
font-size: 0.88rem;
color: var(--text-secondary);
line-height: 1.6;
}

.region-tag {
position: absolute;
top: 16px;
right: 16px;
padding: 4px 14px;
background: var(--accent);
color: var(--bg-primary);
font-size: 0.72rem;
font-weight: 700;
border-radius: 100px;
z-index: 1;
}

/* ==========================================
   联系我们
   ========================================== */
.contact-section {
padding: 120px 0;
background: var(--bg-secondary);
position: relative;
}

.contact-section::before {
content: '';
position: absolute;
top: 50%;
left: 50%;
transform: translate(-50%, -50%);
width: 800px;
height: 500px;
background: var(--gradient-glow);
pointer-events: none;
}

.contact-header {
text-align: center;
margin-bottom: 64px;
}

.contact-header .section-desc { margin: 0 auto; }

.contact-grid {
display: grid;
grid-template-columns: 1fr 1fr;
gap: 60px;
position: relative;
z-index: 1;
}

.contact-info h2 {
font-size: 1.8rem;
font-weight: 800;
margin-bottom: 16px;
}

.contact-intro {
font-size: 1rem;
color: var(--text-secondary);
line-height: 1.8;
margin-bottom: 36px;
}

.info-list {
display: flex;
flex-direction: column;
gap: 16px;
margin-bottom: 36px;
}

.info-item {
display: flex;
gap: 16px;
padding: 20px;
background: rgba(255,255,255,0.02);
border: 1px solid rgba(255,255,255,0.04);
border-radius: var(--radius-md);
transition: var(--transition);
}

.info-item:hover {
border-color: rgba(108,92,231,0.2);
background: rgba(108,92,231,0.04);
}

.info-icon {
width: 44px;
height: 44px;
background: rgba(108,92,231,0.1);
border-radius: 12px;
display: flex;
align-items: center;
justify-content: center;
font-size: 1.2rem;
flex-shrink: 0;
}

.info-label {
font-size: 0.8rem;
color: var(--text-muted);
display: block;
margin-bottom: 2px;
}

.info-value {
font-size: 1.05rem;
font-weight: 600;
color: var(--text-primary);
}

a.info-value { color: var(--accent); }
a.info-value:hover { color: var(--primary-light); }

.info-note {
font-size: 0.78rem;
color: var(--text-muted);
display: block;
margin-top: 2px;
}

.area-tags {
display: flex;
gap: 10px;
flex-wrap: wrap;
}

.area-tag {
padding: 6px 18px;
background: rgba(108,92,231,0.08);
border: 1px solid rgba(108,92,231,0.2);
border-radius: 100px;
font-size: 0.85rem;
color: var(--text-secondary);
transition: var(--transition);
}

.area-tag:hover {
background: rgba(108,92,231,0.15);
border-color: var(--primary);
color: var(--primary-light);
}

/* 二维码卡片 */
.qrcode-card {
background: var(--bg-card);
backdrop-filter: blur(20px);
border: 1px solid rgba(255,255,255,0.06);
border-radius: var(--radius-xl);
padding: 48px;
text-align: center;
}

.qrcode-card h3 {
font-size: 1.4rem;
font-weight: 700;
margin-bottom: 8px;
}

.qrcode-card .qr-desc {
font-size: 0.9rem;
color: var(--text-secondary);
margin-bottom: 32px;
}

.qrcode-placeholder {
width: 200px;
height: 200px;
margin: 0 auto;
background: var(--bg-tertiary);
border-radius: var(--radius-lg);
display: flex;
align-items: center;
justify-content: center;
border: 2px dashed rgba(108,92,231,0.25);
font-size: 0.88rem;
color: var(--text-muted);
}

/* ==========================================
   CTA 区
   ========================================== */
.cta-section {
padding: 100px 0;
position: relative;
overflow: hidden;
}

.cta-section::before {
content: '';
position: absolute;
inset: 0;
background:
    radial-gradient(ellipse 80% 50% at 50% 50%, rgba(108,92,231,0.12), transparent 70%),
    var(--gradient-card);
}

.cta-inner {
position: relative;
z-index: 1;
text-align: center;
padding: 64px;
background: var(--bg-card);
backdrop-filter: blur(20px);
border: 1px solid rgba(108,92,231,0.15);
border-radius: var(--radius-xl);
}

.cta-inner h2 {
font-size: clamp(1.6rem, 3vw, 2.2rem);
font-weight: 800;
margin-bottom: 12px;
}

.cta-inner p {
font-size: 1.05rem;
color: var(--text-secondary);
margin-bottom: 32px;
}

.cta-btns {
display: flex;
gap: 16px;
justify-content: center;
flex-wrap: wrap;
}

/* 页脚 */
.footer {
padding: 80px 0 32px;
background: var(--bg-secondary);
border-top: 1px solid rgba(255,255,255,0.04);
}

.footer-content {
display: grid;
grid-template-columns: 1.5fr 1fr 1fr 1fr;
gap: 48px;
margin-bottom: 56px;
}

.footer-brand .logo { margin-bottom: 20px; }

.footer-brand > p {
font-size: 0.9rem;
color: var(--text-secondary);
line-height: 1.8;
margin-bottom: 24px;
}

.footer-social {
display: flex;
gap: 12px;
}

.footer-social a {
width: 40px;
height: 40px;
display: flex;
align-items: center;
justify-content: center;
background: rgba(255,255,255,0.04);
border: 1px solid rgba(255,255,255,0.06);
border-radius: 12px;
font-size: 0.85rem;
color: var(--text-secondary);
transition: var(--transition);
}

.footer-social a:hover {
background: var(--primary);
border-color: var(--primary);
color: #fff;
transform: translateY(-2px);
}

.footer-col h4 {
font-size: 0.95rem;
font-weight: 700;
margin-bottom: 24px;
color: var(--text-primary);
}

.footer-col ul {
display: flex;
flex-direction: column;
gap: 12px;
}

.footer-col a {
font-size: 0.88rem;
color: var(--text-secondary);
transition: var(--transition);
overflow-wrap: break-word;
}

.footer-col a:hover {
color: var(--accent);
padding-left: 4px;
}

.footer-col li {
font-size: 0.88rem;
color: var(--text-secondary);
overflow-wrap: break-word;
}

.footer-bottom {
padding-top: 28px;
border-top: 1px solid rgba(255,255,255,0.04);
display: flex;
justify-content: space-between;
align-items: center;
font-size: 0.82rem;
color: var(--text-muted);
gap: 16px;
}

.footer-bottom a:hover {
color: var(--primary-light);
}

.footer-bottom-links {
display: flex;
gap: 24px;
flex-shrink: 0;
}

/* ==========================================
   响应式
   ========================================== */
@media (max-width: 1200px) {
.services-grid { grid-template-columns: repeat(2, 1fr); }
.regions-grid { grid-template-columns: repeat(2, 1fr); }
.process-grid { grid-template-columns: repeat(3, 1fr); }
.process-grid::before { display: none; }
.footer-content { gap: 36px; }
}

@media (max-width: 992px) {
.hero .container {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 40px;
}

.hero-content { max-width: 100%; }
.hero-btns { justify-content: center; }

.hero-visual { display: none; }

.hero-badge { margin-left: auto; margin-right: auto; }

.why-grid {
    grid-template-columns: 1fr;
    gap: 60px;
}

.why-visual { order: -1; }

.cases-header {
    flex-direction: column;
    align-items: flex-start;
}

.footer-content {
    grid-template-columns: 1fr 1fr;
    gap: 36px;
}

.contact-grid {
    grid-template-columns: 1fr;
    gap: 40px;
}
}

@media (max-width: 768px) {
.nav-links { display: none; }
.nav-cta { display: none; }
.mobile-toggle { display: flex; }

.container { padding: 0 20px; }

/* Hero */
.hero {
    padding: 100px 0 60px;
    min-height: auto;
}

.hero-glow { width: 600px; height: 400px; }
.hero-glow-2 { width: 300px; height: 300px; }

.hero-title {
    font-size: 2rem;
    letter-spacing: -0.5px;
}

.hero-desc {
    font-size: 1rem;
    margin-bottom: 32px;
}

.hero-stats {
    grid-template-columns: repeat(2, 1fr);
    border-radius: var(--radius-md);
}

.stat-item { padding: 20px 12px; }
.stat-num { font-size: 1.6rem; }
.stat-label { font-size: 0.78rem; }

.hero-scroll { display: none; }

/* 通用 section 间距 */
.services-section,
.why-section,
.cases-section,
.process-section,
.regions-section,
.contact-section,
.cta-section { padding: 64px 0; }

.section-title { margin-bottom: 12px; }
.section-desc { font-size: 1rem; }

.services-header,
.process-header,
.contact-header,
.regions-header { margin-bottom: 40px; }

/* 服务卡片 */
.services-grid,
.cases-grid,
.regions-grid { grid-template-columns: 1fr; }

.service-card { padding: 32px 24px; }

/* 案例筛选 */
.cases-filter { width: 100%; overflow-x: auto; flex-wrap: nowrap; padding-bottom: 8px; }
.filter-btn { flex-shrink: 0; }

/* 流程 */
.process-grid { grid-template-columns: 1fr 1fr; gap: 16px; }
.process-item { padding: 28px 12px; }

/* 为什么选择 */
.why-features { margin-top: 32px; gap: 16px; }
.why-item { padding: 20px 16px; gap: 16px; }
.why-num { font-size: 1.4rem; }

/* 区域卡片 */
.region-card { padding: 32px 20px; }

/* 联系 */
.contact-grid { gap: 32px; }
.contact-info h2 { font-size: 1.4rem; }
.info-item { padding: 16px; }

/* CTA */
.cta-inner { padding: 32px 20px; }
.cta-btns { flex-direction: column; align-items: center; }
.hero-btns { flex-direction: column; align-items: center; width: 100%; }
.hero-btns .btn { display: block; width: 100%; max-width: 320px; }

/* 页脚 */
.footer-content {
    grid-template-columns: 1fr;
    gap: 32px;
}

.footer {
    padding: 60px 0 24px;
}

.footer-bottom {
    flex-direction: column;
    gap: 12px;
    text-align: center;
    padding-left: 16px;
    padding-right: 16px;
}

.footer-bottom-links { justify-content: center; }
}

@media (max-width: 480px) {
.container { padding: 0 16px; }

.hero { padding: 90px 0 40px; }
.hero-title { font-size: 1.75rem; }
.hero-desc { font-size: 0.92rem; }
.hero-badge { font-size: 0.8rem; padding: 8px 16px; }
.hero-stats { border-radius: var(--radius-sm); }
.stat-num { font-size: 1.4rem; }

.services-section,
.why-section,
.cases-section,
.process-section,
.regions-section,
.contact-section,
.cta-section { padding: 48px 0; }

.section-badge { font-size: 0.78rem; padding: 5px 14px; }

.process-grid { grid-template-columns: 1fr; }
.process-item { padding: 24px 16px; }

.why-item { flex-direction: column; gap: 12px; }

.qrcode-card { padding: 32px 20px; }
.qrcode-placeholder { width: 160px; height: 160px; }

.contact-info h2 { font-size: 1.3rem; }

.btn { padding: 12px 28px; font-size: 0.9rem; }

.cta-inner h2 { font-size: 1.3rem; }

/* 页脚 */
.footer { padding: 48px 0 20px; }
.footer-brand > p { font-size: 0.85rem; }
.footer-col h4 { font-size: 0.9rem; margin-bottom: 20px; }
.footer-col li { font-size: 0.84rem; }
.footer-bottom { font-size: 0.78rem; }
.footer-bottom-links { gap: 16px; }
}

@media (max-width: 375px) {
.hero-title { font-size: 1.6rem; }
.hero-stats { gap: 0; }
.stat-item { padding: 16px 8px; }
.footer-bottom { font-size: 0.72rem; }
.footer-col li { font-size: 0.8rem; }
}