/* ==============================
   沧海物联网科技 - 主样式表
   ============================== */

/* === CSS 变量 === */
:root {
    --primary: #0066ff;
    --primary-dark: #004ecc;
    --primary-light: #3399ff;
    --accent: #00ccff;
    --dark: #1a1a2e;
    --dark2: #16213e;
    --dark3: #0f3460;
    --text: #444444;
    --text-light: #777777;
    --text-dark: #1a1a1a;
    --bg: #ffffff;
    --bg-gray: #f8f9fc;
    --bg-dark: #f0f2f8;
    --border: #e8ecf1;
    --radius: 12px;
    --radius-sm: 8px;
    --shadow: 0 4px 24px rgba(0,0,0,0.06);
    --shadow-hover: 0 12px 40px rgba(0,0,0,0.12);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --max-width: 1200px;
    --header-height: 80px;
}

/* === 基础重置 === */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", "Helvetica Neue", sans-serif;
    color: var(--text);
    line-height: 1.7;
    background: var(--bg);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}
a { text-decoration: none; color: inherit; transition: var(--transition); }
ul { list-style: none; }
img { max-width: 100%; height: auto; }
.container { max-width: var(--max-width); margin: 0 auto; padding: 0 24px; }

/* === 通用按钮 === */
.btn {
    display: inline-flex; align-items: center; gap: 8px;
    padding: 12px 28px; border-radius: 50px;
    font-size: 15px; font-weight: 600;
    cursor: pointer; border: 2px solid transparent;
    transition: var(--transition); white-space: nowrap;
}
.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    color: #fff; border: none;
    box-shadow: 0 4px 16px rgba(0,102,255,0.3);
}
.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0,102,255,0.4);
}
.btn-outline {
    background: transparent; color: #fff; border: 2px solid rgba(255,255,255,0.5);
}
.btn-outline:hover {
    background: rgba(255,255,255,0.15); border-color: #fff;
}
.btn-sm { padding: 8px 20px; font-size: 14px; }
.btn-lg { padding: 16px 36px; font-size: 16px; }
.btn-block { width: 100%; justify-content: center; padding: 14px 28px; }

/* ==================== 顶栏 ==================== */
.top-bar {
    background: var(--dark);
    color: rgba(255,255,255,0.7);
    font-size: 13px; padding: 8px 0;
}
.top-bar-content {
    display: flex; gap: 28px; flex-wrap: wrap; justify-content: flex-end;
}
.top-bar-content span {
    display: flex; align-items: center; gap: 6px;
}
.top-bar-content i { color: var(--accent); font-size: 12px; }

/* ==================== 导航栏 ==================== */
.header {
    position: sticky; top: 0; z-index: 1000;
    background: rgba(255,255,255,0.95); backdrop-filter: blur(20px);
    box-shadow: 0 1px 0 rgba(0,0,0,0.06);
    height: var(--header-height);
}
.header .container {
    display: flex; align-items: center; justify-content: space-between;
    height: 100%;
}
.logo { display: flex; align-items: center; }
.logo a { display: flex; align-items: center; }
.nav-list { display: flex; gap: 6px; }
.nav-link {
    display: block; padding: 8px 18px; border-radius: 50px;
    font-size: 15px; font-weight: 500; color: var(--text);
    position: relative;
}
.nav-link:hover, .nav-link.active {
    color: var(--primary); background: rgba(0,102,255,0.06);
}
.header-right { display: flex; align-items: center; }
.menu-toggle {
    display: none; flex-direction: column; gap: 5px;
    cursor: pointer; padding: 4px;
}
.menu-toggle span {
    display: block; width: 26px; height: 2.5px;
    background: var(--dark); border-radius: 2px; transition: var(--transition);
}
.menu-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(5px,5px); }
.menu-toggle.active span:nth-child(2) { opacity: 0; }
.menu-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(5px,-5px); }

/* ==================== 首页横幅 ==================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex; align-items: center;
    padding-top: var(--header-height);
    overflow: hidden;
}
.hero-bg {
    position: absolute; inset: 0;
    background: linear-gradient(135deg, #0a0a1a 0%, #0f1b3d 30%, #0d2b5e 60%, #0a3d6e 100%);
}
.hero-particles { position: absolute; inset: 0; overflow: hidden; }
.hero::after {
    content: ''; position: absolute; inset: 0;
    background: radial-gradient(ellipse at 30% 20%, rgba(0,102,255,0.15) 0%, transparent 50%),
                radial-gradient(ellipse at 70% 60%, rgba(0,204,255,0.1) 0%, transparent 50%);
}
.hero-content { position: relative; z-index: 1; text-align: center; color: #fff; max-width: 900px; margin: 0 auto; padding: 60px 0; }
.hero-subtitle { font-size: 18px; letter-spacing: 6px; color: var(--accent); margin-bottom: 20px; text-transform: uppercase; }
.hero-title { font-size: 64px; font-weight: 800; line-height: 1.2; margin-bottom: 24px; }
.hero-title span { 
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--accent) 100%);
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    background-clip: text;
}
.hero-desc { font-size: 20px; color: rgba(255,255,255,0.75); margin-bottom: 40px; line-height: 1.8; }
.hero-btns { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; margin-bottom: 60px; }
.hero-stats { display: flex; gap: 48px; justify-content: center; flex-wrap: wrap; }
.stat-item { text-align: center; }
.stat-item span { font-size: 42px; font-weight: 800; color: #fff; }
.stat-item span.stat-number { display: inline; }
.stat-item p { font-size: 14px; color: rgba(255,255,255,0.6); margin-top: 6px; }
.hero-wave { position: absolute; bottom: -2px; left: 0; width: 100%; line-height: 0; z-index: 2; }
.hero-wave svg { width: 100%; height: auto; }

/* 动画 */
@keyframes fadeUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}
.fade-up { animation: fadeUp 0.8s ease forwards; }
.delay-1 { animation-delay: 0.2s; }
.delay-2 { animation-delay: 0.4s; }
.delay-3 { animation-delay: 0.6s; }
.delay-4 { animation-delay: 0.8s; }

/* ==================== 通用区块 ==================== */
.section { padding: 100px 0; }
.section-header { text-align: center; margin-bottom: 64px; }
.section-tag {
    display: inline-block; padding: 5px 16px;
    background: rgba(0,102,255,0.08); color: var(--primary);
    font-size: 13px; font-weight: 700; border-radius: 50px;
    letter-spacing: 2px; margin-bottom: 16px;
}
.section-title { font-size: 40px; font-weight: 700; color: var(--text-dark); margin-bottom: 12px; }
.section-subtitle { font-size: 17px; color: var(--text-light); max-width: 600px; margin: 0 auto; }

/* 滚动动画 */
.reveal-left, .reveal-right, .reveal-up {
    opacity: 0; transition: all 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}
.reveal-left { transform: translateX(-60px); }
.reveal-right { transform: translateX(60px); }
.reveal-up { transform: translateY(60px); }
.revealed { opacity: 1; transform: translate(0); }

/* ==================== 关于我们 ==================== */
.about { background: var(--bg-gray); }
.about-grid {
    display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center;
}
.about-image .image-wrapper {
    position: relative; border-radius: var(--radius); overflow: hidden;
    box-shadow: var(--shadow);
}
.image-placeholder {
    background: linear-gradient(135deg, var(--dark2) 0%, var(--dark3) 100%);
    display: flex; flex-direction: column; align-items: center; justify-content: center;
    padding: 120px 40px; color: rgba(255,255,255,0.8); min-height: 400px;
}
.image-placeholder i { font-size: 80px; margin-bottom: 16px; color: var(--accent); }
.image-placeholder span { font-size: 18px; }
.image-badge {
    position: absolute; bottom: 30px; right: -10px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: #fff; padding: 16px 24px; border-radius: var(--radius) 0 0 var(--radius);
    text-align: center;
}
.image-badge span { font-size: 36px; font-weight: 800; display: block; line-height: 1; }
.image-badge small { font-size: 12px; opacity: 0.9; }
.about-text h3 { font-size: 28px; color: var(--text-dark); margin-bottom: 20px; }
.about-text p { color: var(--text-light); margin-bottom: 16px; font-size: 15px; line-height: 1.9; }
.about-features {
    display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin: 28px 0;
}
.feature-item {
    display: flex; align-items: center; gap: 10px;
    font-size: 15px; color: var(--text);
}
.feature-item i { color: var(--primary); font-size: 18px; }

/* ==================== 核心业务 ==================== */
.business { background: var(--bg); }
.business-grid {
    display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px;
}
.business-card {
    background: #fff; border-radius: var(--radius); padding: 36px 28px;
    box-shadow: var(--shadow); border: 1px solid var(--border);
    transition: var(--transition); position: relative; overflow: hidden;
}
.business-card::before {
    content: ''; position: absolute; top: 0; left: 0; right: 0;
    height: 3px; background: linear-gradient(90deg, var(--primary), var(--accent));
    transform: scaleX(0); transition: transform 0.4s ease;
}
.business-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-hover); }
.business-card:hover::before { transform: scaleX(1); }
.card-icon {
    width: 60px; height: 60px; border-radius: 16px;
    background: linear-gradient(135deg, rgba(0,102,255,0.08) 0%, rgba(0,204,255,0.08) 100%);
    display: flex; align-items: center; justify-content: center;
    margin-bottom: 20px; font-size: 26px; color: var(--primary);
}
.business-card h3 { font-size: 20px; color: var(--text-dark); margin-bottom: 12px; }
.business-card > p { color: var(--text-light); font-size: 14px; line-height: 1.7; margin-bottom: 16px; }
.card-list { display: flex; flex-direction: column; gap: 8px; }
.card-list li {
    font-size: 13px; color: var(--text); padding-left: 18px; position: relative;
}
.card-list li::before {
    content: ''; position: absolute; left: 0; top: 8px;
    width: 6px; height: 6px; border-radius: 50%;
    background: var(--primary);
}

/* ==================== 产品中心 ==================== */
.products { background: var(--bg-gray); }
.products-tabs {
    display: flex; justify-content: center; gap: 12px; margin-bottom: 40px; flex-wrap: wrap;
}
.tab-btn {
    padding: 10px 28px; border-radius: 50px;
    border: 1.5px solid var(--border); background: #fff;
    font-size: 15px; font-weight: 500; color: var(--text);
    cursor: pointer; transition: var(--transition);
}
.tab-btn:hover { border-color: var(--primary-light); color: var(--primary); }
.tab-btn.active {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: #fff; border-color: transparent;
}
.tab-content { display: none; }
.tab-content.active { display: block; }
.products-grid {
    display: grid; grid-template-columns: repeat(auto-fill, minmax(270px, 1fr)); gap: 24px;
}
.product-item {
    background: #fff; border-radius: var(--radius); padding: 32px 24px;
    box-shadow: var(--shadow); border: 1px solid var(--border);
    transition: var(--transition); position: relative;
}
.product-item:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
.product-badge {
    position: absolute; top: 16px; right: 16px;
    padding: 3px 12px; border-radius: 50px;
    font-size: 12px; font-weight: 600; color: #fff;
}
.product-badge.hot { background: linear-gradient(135deg, #ff6b6b, #ff4444); }
.product-badge.new { background: linear-gradient(135deg, #00b894, #00cec9); }
.product-header {
    display: flex; align-items: center; gap: 14px; margin-bottom: 14px;
}
.product-header i {
    width: 48px; height: 48px; border-radius: 12px;
    background: rgba(0,102,255,0.08); color: var(--primary);
    display: flex; align-items: center; justify-content: center;
    font-size: 22px;
}
.product-header h4 { font-size: 18px; color: var(--text-dark); }
.product-item > p { font-size: 14px; color: var(--text-light); margin-bottom: 16px; line-height: 1.7; }
.product-tags { display: flex; gap: 8px; flex-wrap: wrap; }
.product-tags span {
    padding: 4px 12px; background: var(--bg-gray);
    border-radius: 50px; font-size: 12px; color: var(--text-light);
}

/* ==================== 旗下平台 ==================== */
.platforms { background: var(--bg); }
.platforms-grid {
    display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px;
}
.platform-card {
    background: #fff; border-radius: var(--radius); padding: 40px 28px;
    text-align: center; box-shadow: var(--shadow); border: 1px solid var(--border);
    transition: var(--transition);
}
.platform-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-hover); }
.platform-icon {
    width: 72px; height: 72px; border-radius: 50%;
    background: linear-gradient(135deg, rgba(0,102,255,0.08), rgba(0,204,255,0.08));
    display: flex; align-items: center; justify-content: center;
    margin: 0 auto 20px; font-size: 32px; color: var(--primary);
}
.platform-card h3 { font-size: 22px; color: var(--text-dark); margin-bottom: 12px; }
.platform-card p { font-size: 14px; color: var(--text-light); line-height: 1.7; margin-bottom: 16px; }
.platform-tag {
    display: inline-block; padding: 5px 16px;
    background: rgba(0,102,255,0.08); color: var(--primary);
    border-radius: 50px; font-size: 13px; font-weight: 500;
}

/* ==================== 核心优势 ==================== */
.advantages { 
    background: linear-gradient(135deg, var(--dark) 0%, var(--dark2) 100%);
    color: #fff;
}
.advantages .section-tag { background: rgba(255,255,255,0.1); color: var(--accent); }
.advantages .section-title { color: #fff; }
.advantages .section-subtitle { color: rgba(255,255,255,0.6); }

.advantages-grid {
    display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px;
}
.advantage-item {
    background: rgba(255,255,255,0.05); border-radius: var(--radius);
    padding: 36px 28px; text-align: center;
    backdrop-filter: blur(10px); border: 1px solid rgba(255,255,255,0.08);
    transition: var(--transition);
}
.advantage-item:hover {
    background: rgba(255,255,255,0.1); transform: translateY(-4px);
}
.adv-icon {
    width: 64px; height: 64px; border-radius: 50%;
    background: rgba(0,204,255,0.15); color: var(--accent);
    display: flex; align-items: center; justify-content: center;
    margin: 0 auto 20px; font-size: 28px;
}
.advantage-item h3 { font-size: 19px; margin-bottom: 10px; }
.advantage-item p { font-size: 14px; color: rgba(255,255,255,0.65); line-height: 1.6; }

/* ==================== 新闻中心 ==================== */
.news { background: var(--bg-gray); }
.news-grid {
    display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px;
}
.news-card {
    background: #fff; border-radius: var(--radius); overflow: hidden;
    box-shadow: var(--shadow); transition: var(--transition);
}
.news-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-hover); }
.news-image { position: relative; overflow: hidden; }
.news-img-placeholder {
    background: linear-gradient(135deg, var(--dark2), var(--dark3));
    height: 200px; display: flex; align-items: center; justify-content: center;
    font-size: 48px; color: rgba(255,255,255,0.3); transition: var(--transition);
}
.news-card:hover .news-img-placeholder { transform: scale(1.05); }
.news-date {
    position: absolute; top: 16px; left: 16px;
    background: #fff; border-radius: var(--radius-sm);
    padding: 8px 14px; text-align: center; box-shadow: 0 2px 12px rgba(0,0,0,0.1);
}
.news-date .day { display: block; font-size: 22px; font-weight: 800; color: var(--primary); line-height: 1.2; }
.news-date .month { font-size: 11px; color: var(--text-light); }
.news-body { padding: 24px; }
.news-cat {
    display: inline-block; padding: 3px 12px; background: rgba(0,102,255,0.08);
    color: var(--primary); border-radius: 50px; font-size: 12px; font-weight: 600; margin-bottom: 12px;
}
.news-body h3 { font-size: 17px; line-height: 1.5; margin-bottom: 10px; }
.news-body h3 a { color: var(--text-dark); }
.news-body h3 a:hover { color: var(--primary); }
.news-body p { font-size: 14px; color: var(--text-light); line-height: 1.6; }

/* ==================== 合作伙伴 ==================== */
.partners { background: var(--bg); }
.partners-grid {
    display: grid; grid-template-columns: repeat(6, 1fr); gap: 28px;
    align-items: center;
}
.partner-item {
    text-align: center; padding: 28px 16px;
    border-radius: var(--radius); transition: var(--transition);
}
.partner-item:hover { background: var(--bg-gray); }
.partner-item i {
    font-size: 36px; color: var(--primary); margin-bottom: 12px;
    opacity: 0.6; display: block;
}
.partner-item span { font-size: 15px; color: var(--text-light); font-weight: 500; }

/* ==================== 联系我们 ==================== */
.contact { background: var(--bg-gray); }
.contact-grid {
    display: grid; grid-template-columns: 1fr 1.2fr; gap: 48px;
}
.contact-info h3, .contact-form h3 {
    font-size: 24px; color: var(--text-dark); margin-bottom: 16px;
}
.contact-intro { color: var(--text-light); margin-bottom: 28px; font-size: 15px; }
.contact-items { display: flex; flex-direction: column; gap: 20px; }
.contact-item { display: flex; gap: 16px; align-items: flex-start; }
.ci-icon {
    width: 48px; height: 48px; border-radius: 12px;
    background: rgba(0,102,255,0.08); color: var(--primary);
    display: flex; align-items: center; justify-content: center;
    font-size: 20px; flex-shrink: 0;
}
.ci-text { display: flex; flex-direction: column; }
.ci-text strong { font-size: 14px; color: var(--text-dark); }
.ci-text span { font-size: 15px; color: var(--text-light); }

.contact-form {
    background: #fff; border-radius: var(--radius); padding: 36px;
    box-shadow: var(--shadow);
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { margin-bottom: 16px; }
.form-group input, .form-group textarea {
    width: 100%; padding: 14px 18px;
    border: 1.5px solid var(--border); border-radius: var(--radius-sm);
    font-size: 14px; font-family: inherit; color: var(--text-dark);
    background: var(--bg-gray); transition: var(--transition);
}
.form-group input:focus, .form-group textarea:focus {
    outline: none; border-color: var(--primary); background: #fff;
    box-shadow: 0 0 0 3px rgba(0,102,255,0.08);
}

/* ==================== 页脚 ==================== */
.footer {
    background: var(--dark); color: rgba(255,255,255,0.65);
    padding: 60px 0 0;
}
.footer-grid {
    display: grid; grid-template-columns: 2fr 1fr 1fr 1.2fr; gap: 40px;
    padding-bottom: 40px; border-bottom: 1px solid rgba(255,255,255,0.08);
}
.footer-col h4 {
    color: #fff; font-size: 18px; margin-bottom: 20px; font-weight: 600;
}
.footer-about p { font-size: 14px; line-height: 1.8; margin-bottom: 20px; }
.footer-social { display: flex; gap: 12px; }
.footer-social a {
    width: 40px; height: 40px; border-radius: 50%;
    background: rgba(255,255,255,0.08); color: rgba(255,255,255,0.7);
    display: flex; align-items: center; justify-content: center;
    font-size: 17px; transition: var(--transition);
}
.footer-social a:hover { background: var(--primary); color: #fff; transform: translateY(-2px); }
.footer-col ul { display: flex; flex-direction: column; gap: 10px; }
.footer-col ul li a {
    font-size: 14px; color: rgba(255,255,255,0.5); transition: var(--transition);
}
.footer-col ul li a:hover { color: var(--accent); padding-left: 5px; }
.fc-item {
    display: flex; gap: 12px; align-items: flex-start; margin-bottom: 14px;
    font-size: 14px; line-height: 1.6;
}
.fc-item i { color: var(--accent); margin-top: 3px; flex-shrink: 0; }
.footer-bottom {
    padding: 20px 0; text-align: center;
    font-size: 13px; color: rgba(255,255,255,0.35);
}
.footer-bottom a { color: rgba(255,255,255,0.45); }
.footer-bottom a:hover { color: var(--accent); }

/* ==================== 回到顶部 ==================== */
.back-to-top {
    position: fixed; bottom: 30px; right: 30px; z-index: 999;
    width: 48px; height: 48px; border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: #fff; display: flex; align-items: center; justify-content: center;
    font-size: 20px; box-shadow: 0 4px 16px rgba(0,102,255,0.3);
    opacity: 0; visibility: hidden; transform: translateY(20px);
    transition: var(--transition);
}
.back-to-top.show { opacity: 1; visibility: visible; transform: translateY(0); }
.back-to-top:hover { transform: translateY(-4px); box-shadow: 0 8px 24px rgba(0,102,255,0.5); }

/* ==================== 响应式设计 ==================== */
@media (max-width: 992px) {
    :root { --header-height: 70px; }
    .hero-title { font-size: 42px; }
    .hero-desc { font-size: 16px; }
    .hero-stats { gap: 28px; }
    .stat-item span { font-size: 30px; }
    .section-title { font-size: 32px; }
    .about-grid, .contact-grid { grid-template-columns: 1fr; }
    .about-image { max-width: 500px; margin: 0 auto; }
    .business-grid { grid-template-columns: repeat(2, 1fr); }
    .platforms-grid { grid-template-columns: repeat(2, 1fr); }
    .advantages-grid { grid-template-columns: repeat(2, 1fr); }
    .news-grid { grid-template-columns: repeat(2, 1fr); }
    .partners-grid { grid-template-columns: repeat(3, 1fr); }
    .footer-grid { grid-template-columns: repeat(2, 1fr); }
    
    .menu-toggle { display: flex; }
    .nav {
        position: fixed; top: var(--header-height); left: 0; right: 0;
        background: rgba(255,255,255,0.98); backdrop-filter: blur(20px);
        box-shadow: var(--shadow); padding: 20px;
        transform: translateY(-120%); opacity: 0;
        transition: var(--transition);
    }
    .nav.active { transform: translateY(0); opacity: 1; }
    .nav-list { flex-direction: column; gap: 4px; }
    .nav-link { padding: 12px 20px; }
    .header-right .btn-sm { display: none; }
}

@media (max-width: 768px) {
    .section { padding: 64px 0; }
    .hero-title { font-size: 32px; }
    .hero-subtitle { font-size: 14px; letter-spacing: 3px; }
    .hero-desc { font-size: 15px; }
    .hero-btns { flex-direction: column; align-items: center; }
    .btn-lg { padding: 14px 28px; font-size: 15px; }
    .hero-stats { gap: 24px; }
    .stat-item span { font-size: 26px; }
    .section-title { font-size: 28px; }
    .business-grid { grid-template-columns: 1fr; }
    .platforms-grid { grid-template-columns: 1fr; }
    .advantages-grid { grid-template-columns: 1fr; }
    .news-grid { grid-template-columns: 1fr; }
    .partners-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-grid { grid-template-columns: 1fr; }
    .form-row { grid-template-columns: 1fr; }
    .about-features { grid-template-columns: 1fr; }
    .products-tabs { gap: 8px; }
    .tab-btn { padding: 8px 18px; font-size: 13px; }
    
    .top-bar-content { justify-content: center; gap: 12px; }
    .hero-stats { flex-wrap: wrap; justify-content: center; }
    .hero { min-height: auto; padding-bottom: 40px; }
}

@media (max-width: 480px) {
    .container { padding: 0 16px; }
    .hero-title { font-size: 28px; }
    .hero-stats { gap: 16px; }
}