/* ============================================
   南京精诚安全检测有限公司 - Main Stylesheet
   Professional Redesign (envete.com inspired)
   Primary: #1A5C8A | Accent: #E8B830 | Dark: #0C2D4A
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+SC:wght@300;400;500;600;700;900&display=swap');

:root {
    --primary: #1A5C8A;
    --primary-dark: #0C2D4A;
    --primary-darker: #071E32;
    --primary-light: #2B7ABF;
    --primary-lighter: #4A9FE0;
    --accent: #E8B830;
    --accent-dark: #C49A20;
    --accent-light: #F0D060;
    --text-dark: #1a1a2e;
    --text-gray: #555;
    --text-light: #888;
    --text-lighter: #aaa;
    --bg-white: #ffffff;
    --bg-gray: #f5f7fa;
    --bg-light: #f8f9fb;
    --bg-dark: #0C2D4A;
    --border: #e8e8e8;
    --border-light: #f0f0f0;
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.06);
    --shadow: 0 4px 20px rgba(0,0,0,0.08);
    --shadow-lg: 0 8px 30px rgba(0,0,0,0.12);
    --shadow-hover: 0 12px 40px rgba(0,0,0,0.18);
    --radius: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --font-family: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
}

/* ===== RESET & BASE ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }
body {
    font-family: var(--font-family);
    color: var(--text-dark);
    font-size: 16px;
    line-height: 1.7;
    background: #fff;
    overflow-x: hidden;
}
a { color: var(--primary); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--accent); }
img { max-width: 100%; height: auto; display: block; }
ul, ol { list-style: none; }

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.section-title {
    font-size: 34px;
    font-weight: 700;
    color: var(--text-dark);
    text-align: center;
    margin-bottom: 10px;
    letter-spacing: 0.5px;
}
.section-subtitle {
    font-size: 16px;
    color: var(--text-gray);
    text-align: center;
    margin-bottom: 45px;
    line-height: 1.8;
}
.section-title-line {
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, var(--accent), var(--accent-light));
    margin: 15px auto 40px;
    border-radius: 2px;
}

/* Fade-in animation */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ===== TOP BAR ===== */
.top-bar {
    background: var(--primary-dark);
    color: rgba(255,255,255,0.85);
    font-size: 13px;
    padding: 8px 0;
    display: none;
    border-bottom: 1px solid rgba(255,255,255,0.05);
}
@media (min-width: 768px) { .top-bar { display: block; } }
.top-bar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.top-bar-left {
    display: flex;
    align-items: center;
    gap: 6px;
}
.top-bar-left .top-bar-welcome-icon {
    font-size: 14px;
}
.top-bar-right {
    display: flex;
    gap: 24px;
    align-items: center;
}
.top-bar-right span {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
}
.top-bar-right strong {
    color: var(--accent);
    font-weight: 600;
}
.top-bar-right .icon-phone::before { content: "📞"; font-size: 12px; }
.top-bar-right .icon-mail::before { content: "✉"; font-size: 11px; }

/* ===== HEADER ===== */
.site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: #fff;
    box-shadow: 0 2px 10px rgba(0,0,0,0.06);
    transition: var(--transition);
}
.site-header.header-scrolled {
    box-shadow: 0 4px 20px rgba(0,0,0,0.1);
}
.site-header .container {
    display: flex;
    align-items: center;
    height: 68px;
}
.site-branding {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-right: auto;
    flex-shrink: 0;
}
.site-branding .custom-logo {
    max-height: 52px;
    width: auto;
}
.site-logo-text .site-title {
    font-size: 16px;
    font-weight: 700;
    margin: 0;
    line-height: 1.2;
}
.site-logo-text .site-title a {
    color: var(--primary);
    letter-spacing: 1px;
}
.site-logo-text .site-desc {
    font-size: 10px;
    color: var(--text-light);
    display: block;
    letter-spacing: 0.3px;
}

/* Navigation */
.main-nav { display: none; }
@media (min-width: 992px) { .main-nav { display: flex; align-items: center; } }

.nav-menu {
    display: flex;
    gap: 0;
    list-style: none;
    white-space: nowrap;
}
.nav-menu li { position: relative; }
.nav-menu li a {
    display: block;
    padding: 24px 10px;
    color: var(--text-dark);
    font-size: 15px;
    font-weight: 500;
    transition: var(--transition);
    position: relative;
    letter-spacing: 0.3px;
}
.nav-menu li a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 10px;
    right: 10px;
    height: 3px;
    background: linear-gradient(90deg, var(--accent), var(--accent-light));
    transform: scaleX(0);
    transition: var(--transition);
    border-radius: 2px;
}
.nav-menu li:hover > a,
.nav-menu li.current-menu-item > a,
.nav-menu li.current_page_item > a {
    color: var(--primary);
}
.nav-menu li:hover > a::after,
.nav-menu li.current-menu-item > a::after,
.nav-menu li.current_page_item > a::after {
    transform: scaleX(1);
}

/* Header CTA button */
.header-cta {
    display: none;
    margin-left: 20px;
}
@media (min-width: 992px) { .header-cta { display: block; } }
.header-cta a {
    display: inline-block;
    padding: 10px 24px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: #fff;
    border-radius: 30px;
    font-size: 14px;
    font-weight: 600;
    transition: var(--transition);
    letter-spacing: 0.3px;
    white-space: nowrap;
}
.header-cta a:hover {
    background: linear-gradient(135deg, var(--accent), var(--accent-dark));
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(232,184,48,0.3);
}

/* Menu Toggle (mobile) */
.menu-toggle {
    display: flex;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    margin-left: auto;
}
@media (min-width: 992px) { .menu-toggle { display: none; } }
.menu-toggle span {
    display: block;
    width: 26px;
    height: 2px;
    background: var(--text-dark);
    transition: var(--transition);
    border-radius: 2px;
}
.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); }

/* ===== PAGE BANNER ===== */
.page-banner {
    position: relative;
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 50%, var(--primary-light) 100%);
    padding: 90px 0 70px;
    text-align: center;
    overflow: hidden;
}
.page-banner::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background-image:
        radial-gradient(circle at 20% 50%, rgba(255,255,255,0.08) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(255,255,255,0.05) 0%, transparent 50%),
        url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.04'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    opacity: 0.3;
}
.page-banner .container {
    position: relative;
    z-index: 1;
}
.page-banner-title {
    color: #fff;
    font-size: 38px;
    font-weight: 700;
    margin-bottom: 10px;
    text-shadow: 0 2px 4px rgba(0,0,0,0.2);
    letter-spacing: 1px;
}
.page-banner-subtitle {
    color: rgba(255,255,255,0.85);
    font-size: 16px;
    font-weight: 400;
    margin-top: 8px;
}
.breadcrumbs {
    color: rgba(255,255,255,0.65);
    font-size: 14px;
    margin-top: 12px;
}
.breadcrumbs a { color: rgba(255,255,255,0.8); }
.breadcrumbs a:hover { color: var(--accent); }

/* ===== HOMEPAGE HERO ===== */
.hero-section {
    position: relative;
    overflow: hidden;
}
.hero-slider {
    width: 100%;
    height: 560px;
}
@media (max-width: 768px) { .hero-slider { height: 380px; } }
@media (max-width: 480px) { .hero-slider { height: 320px; } }

.hero-slide {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Beautiful CSS gradient backgrounds for each slide */
.hero-slide:nth-child(1) .hero-slide-bg {
    background: linear-gradient(135deg, #071E32 0%, #0C2D4A 30%, #1A5C8A 60%, #2B7ABF 100%);
}
.hero-slide:nth-child(2) .hero-slide-bg {
    background: linear-gradient(135deg, #082238 0%, #0C3D5A 30%, #1A6B8A 60%, #2B9FBF 100%);
}
.hero-slide:nth-child(3) .hero-slide-bg {
    background: linear-gradient(135deg, #0C1D3A 0%, #1A2D5A 30%, #2B4D7A 60%, #3A6D9A 100%);
}

.hero-slide-bg {
    position: absolute;
    top: 0; left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Decorative geometric overlay */
.hero-slide-bg::after {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background-image:
        radial-gradient(circle at 10% 30%, rgba(255,255,255,0.06) 0%, transparent 40%),
        radial-gradient(circle at 90% 70%, rgba(232,184,48,0.08) 0%, transparent 40%),
        linear-gradient(0deg, rgba(7,30,50,0.2) 0%, transparent 30%),
        url("data:image/svg+xml,%3Csvg width='80' height='80' viewBox='0 0 80 80' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M50 50c0-5.523 4.477-10 10-10s10 4.477 10 10-4.477 10-10 10c0 5.523-4.477 10-10 10s-10-4.477-10-10 4.477-10 10-10zM10 10c0-5.523 4.477-10 10-10s10 4.477 10 10-4.477 10-10 10c0 5.523-4.477 10-10 10S0 25.523 0 20s4.477-10 10-10z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    pointer-events: none;
}

.hero-slide-overlay {
    position: absolute;
    top: 0; left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(12,45,74,0.75) 0%, rgba(26,92,138,0.55) 50%, rgba(43,122,191,0.35) 100%);
}

.hero-slide-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: #fff;
    max-width: 800px;
    padding: 80px 24px;
    animation: heroFadeIn 1s ease;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 380px;
}
@keyframes heroFadeIn {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

.hero-slide-content h2 {
    font-size: 44px;
    font-weight: 700;
    margin-bottom: 18px;
    text-shadow: 0 2px 8px rgba(0,0,0,0.3);
    letter-spacing: 1px;
    line-height: 1.3;
}
@media (max-width: 768px) { .hero-slide-content h2 { font-size: 28px; } }

.hero-slide-content p {
    font-size: 18px;
    opacity: 0.92;
    margin-bottom: 32px;
    line-height: 1.8;
    text-shadow: 0 1px 4px rgba(0,0,0,0.2);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}
@media (max-width: 768px) { .hero-slide-content p { font-size: 15px; } }

.hero-btn {
    display: inline-block;
    padding: 15px 40px;
    background: linear-gradient(135deg, var(--accent), var(--accent-dark));
    color: var(--text-dark);
    font-size: 16px;
    font-weight: 600;
    border-radius: 30px;
    transition: var(--transition);
    box-shadow: 0 4px 15px rgba(232,184,48,0.3);
    letter-spacing: 0.5px;
}
.hero-btn:hover {
    background: linear-gradient(135deg, var(--accent-dark), var(--accent));
    color: #fff;
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(232,184,48,0.4);
}

/* Swiper pagination */
.swiper-pagination-bullet {
    width: 12px;
    height: 12px;
    background: rgba(255,255,255,0.4);
    opacity: 1;
    margin: 0 6px !important;
    transition: var(--transition);
}
.swiper-pagination-bullet-active {
    background: var(--accent);
    width: 30px;
    border-radius: 6px;
}
.swiper-button-next, .swiper-button-prev {
    color: #fff;
    opacity: 0.6;
    transition: var(--transition);
}
.swiper-button-next:hover, .swiper-button-prev:hover { opacity: 1; }

/* ===== STATS SECTION ===== */
.stats-section {
    padding: 70px 0;
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
    position: relative;
    overflow: hidden;
}
.stats-section::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}
.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 10px;
    text-align: center;
    position: relative;
    z-index: 1;
}
@media (max-width: 768px) { .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 20px; } }

.stat-item { position: relative; padding: 10px 0; }
.stat-item:not(:last-child)::after {
    content: '';
    position: absolute;
    right: -5px;
    top: 15%;
    height: 70%;
    width: 1px;
    background: linear-gradient(180deg, transparent, rgba(255,255,255,0.2), transparent);
}
@media (max-width: 768px) {
    .stat-item:nth-child(2)::after,
    .stat-item:nth-child(4)::after { display: none; }
}

.stat-number-wrapper {
    display: inline-flex;
    align-items: baseline;
}
.stat-number {
    font-size: 46px;
    font-weight: 900;
    color: #fff;
    line-height: 1.1;
}
.stat-plus {
    font-size: 30px;
    color: var(--accent);
    font-weight: 700;
    margin-left: 2px;
}
.stat-unit {
    font-size: 18px;
    color: var(--accent);
    font-weight: 600;
    margin-left: 2px;
}
.stat-label {
    display: block;
    font-size: 15px;
    color: rgba(255,255,255,0.75);
    margin-top: 8px;
    font-weight: 400;
    letter-spacing: 0.5px;
}

/* ===== SERVICES SECTION (Home) ===== */
.services-section {
    padding: 90px 0;
    background: var(--bg-white);
    position: relative;
}
.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}
@media (max-width: 991px) { .services-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .services-grid { grid-template-columns: 1fr; } }

.service-card {
    background: #fff;
    border-radius: var(--radius-xl);
    padding: 45px 30px 40px;
    text-align: center;
    transition: var(--transition);
    border: 1px solid var(--border-light);
    position: relative;
    overflow: hidden;
}
.service-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--primary-light));
    opacity: 0;
    transition: var(--transition);
}
.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-hover);
    border-color: transparent;
}
.service-card:hover::before { opacity: 1; }

.service-icon {
    width: 76px;
    height: 68px;
    margin: 0 auto 22px;
    background: var(--bg-gray);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 34px;
    color: var(--primary);
    transition: var(--transition);
    position: relative;
}
.service-card:hover .service-icon {
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    color: #fff;
    transform: scale(1.1) rotate(-5deg);
}
.service-card h3 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 14px;
    color: var(--text-dark);
    transition: var(--transition);
}
.service-card:hover h3 { color: var(--primary); }
.service-card p {
    font-size: 14px;
    color: var(--text-gray);
    line-height: 1.8;
    margin-bottom: 16px;
}
.service-card .service-link {
    display: inline-block;
    margin-top: 10px;
    color: var(--primary);
    font-weight: 500;
    font-size: 14px;
    position: relative;
    padding-bottom: 2px;
}
.service-card .service-link::after {
    content: '';
    position: absolute;
    bottom: 0; left: 0;
    width: 0;
    height: 2px;
    background: var(--accent);
    transition: var(--transition);
}
.service-card .service-link:hover::after { width: 100%; }

/* ===== ABOUT SECTION (Home) ===== */
.about-brief-section {
    padding: 90px 0;
    background: var(--bg-gray);
    position: relative;
}
.about-intro {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}
@media (max-width: 991px) { .about-intro { grid-template-columns: 1fr; gap: 40px; } }

.about-text h2 {
    font-size: 30px;
    margin-bottom: 22px;
    color: var(--primary);
    position: relative;
    padding-bottom: 16px;
}
.about-text h2::after {
    content: '';
    position: absolute;
    bottom: 0; left: 0;
    width: 50px;
    height: 3px;
    background: var(--accent);
    border-radius: 2px;
}
.about-text p {
    margin-bottom: 16px;
    color: var(--text-gray);
    line-height: 1.9;
    font-size: 15px;
}

.about-image-card {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border-radius: var(--radius-xl);
    padding: 50px 40px;
    text-align: center;
    color: #fff;
    min-height: 340px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    position: relative;
    overflow: hidden;
}
.about-image-card::before {
    content: '';
    position: absolute;
    top: -50%; right: -50%;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(255,255,255,0.06) 0%, transparent 60%);
    pointer-events: none;
}
.about-image-card::after {
    content: '';
    position: absolute;
    bottom: -30%; left: -30%;
    width: 80%;
    height: 80%;
    background: radial-gradient(circle, rgba(232,184,48,0.08) 0%, transparent 50%);
    pointer-events: none;
}
.about-image-icon { font-size: 56px; margin-bottom: 18px; position: relative; z-index: 1; }
.about-image-card h3 { font-size: 22px; font-weight: 700; margin-bottom: 10px; position: relative; z-index: 1; letter-spacing: 0.5px; }
.about-image-card p { opacity: 0.85; font-size: 15px; position: relative; z-index: 1; }
.about-image-stats {
    display: flex;
    justify-content: center;
    gap: 40px;
    margin-top: 25px;
    position: relative; z-index: 1;
}
.about-image-stat { text-align: center; }
.about-image-stat strong { font-size: 26px; font-weight: 700; color: var(--accent); display: block; }
.about-image-stat span { font-size: 13px; opacity: 0.8; }

/* ===== PARTNERS SECTION ===== */
.partners-section {
    padding: 70px 0;
    background: #fff;
}
.partners-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    max-width: 800px;
    margin: 0 auto;
}
@media (max-width: 600px) { .partners-grid { grid-template-columns: repeat(2, 1fr); } }

.partner-item {
    background: var(--bg-gray);
    border-radius: var(--radius-lg);
    padding: 28px 20px;
    text-align: center;
    transition: var(--transition);
    border: 1px solid var(--border-light);
    position: relative;
    overflow: hidden;
}
.partner-item:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow);
    border-color: var(--primary);
}
.partner-item-inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}
.partner-icon {
    font-size: 32px;
    line-height: 1;
}
.partner-name {
    font-size: 16px;
    font-weight: 600;
    color: var(--primary);
    letter-spacing: 1px;
}
.partner-desc {
    font-size: 12px;
    color: var(--text-light);
}
.partner-item.featured {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border-color: transparent;
}
.partner-item.featured .partner-name { color: #fff; }
.partner-item.featured .partner-desc { color: rgba(255,255,255,0.7); }

/* ===== ABOUT PAGE ===== */
.about-content {
    padding: 90px 0;
}
.about-content .about-text h2 { font-size: 30px; }
.about-content .about-text p { margin-bottom: 16px; color: var(--text-gray); line-height: 1.9; }

/* Culture Section */
.culture-section {
    padding: 90px 0;
    background: var(--bg-gray);
}
.culture-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}
@media (max-width: 768px) { .culture-grid { grid-template-columns: 1fr; } }

.culture-card {
    background: #fff;
    border-radius: var(--radius-xl);
    padding: 45px 30px;
    text-align: center;
    border-top: 4px solid var(--accent);
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}
.culture-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-6px);
}
.culture-card .culture-icon {
    font-size: 48px;
    margin-bottom: 20px;
    display: block;
}
.culture-card h3 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 15px;
    color: var(--primary);
}
.culture-card p {
    font-size: 14px;
    color: var(--text-gray);
    line-height: 1.8;
}

/* Timeline */
.timeline-section {
    padding: 90px 0;
}
.timeline {
    position: relative;
    padding: 30px 0;
    max-width: 800px;
    margin: 0 auto;
}
.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    width: 2px;
    height: 100%;
    background: linear-gradient(180deg, var(--primary), var(--accent), var(--primary));
    transform: translateX(-50%);
}
@media (max-width: 768px) { .timeline::before { left: 20px; } }

.timeline-item {
    display: flex;
    margin-bottom: 45px;
    position: relative;
}
.timeline-item:last-child { margin-bottom: 0; }
.timeline-item:nth-child(odd) { flex-direction: row-reverse; }
@media (max-width: 768px) {
    .timeline-item,
    .timeline-item:nth-child(odd) { flex-direction: row; padding-left: 50px; }
}

.timeline-dot {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 16px;
    height: 16px;
    background: var(--accent);
    border-radius: 50%;
    z-index: 3;
    border: 3px solid #fff;
    box-shadow: 0 2px 8px rgba(0,0,0,0.15);
}
@media (max-width: 768px) { .timeline-dot { left: 20px; } }

.timeline-content {
    width: 45%;
    padding: 24px;
    background: #fff;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border: 1px solid var(--border-light);
}
@media (max-width: 768px) { .timeline-content { width: 100%; } }
.timeline-content:hover {
    box-shadow: var(--shadow);
    transform: translateY(-3px);
}
.timeline-content h4 {
    color: var(--primary);
    font-size: 18px;
    margin-bottom: 8px;
}
.timeline-content p {
    color: var(--text-gray);
    font-size: 14px;
    line-height: 1.7;
}
.timeline-year {
    display: inline-block;
    background: linear-gradient(135deg, var(--accent), var(--accent-dark));
    color: #fff;
    font-weight: 700;
    padding: 4px 16px;
    border-radius: 20px;
    font-size: 13px;
    margin-bottom: 10px;
}

/* ===== SERVICES PAGE ===== */
.services-tabs-section {
    padding: 90px 0;
}
.tab-nav {
    display: flex;
    justify-content: center;
    gap: 0;
    margin-bottom: 45px;
    border-bottom: 2px solid var(--border);
    flex-wrap: wrap;
}
.tab-btn {
    padding: 14px 28px;
    font-size: 15px;
    font-weight: 500;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--text-gray);
    position: relative;
    transition: var(--transition);
    font-family: var(--font-family);
}
.tab-btn::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, var(--primary), var(--primary-light));
    transform: scaleX(0);
    transition: var(--transition);
    border-radius: 2px;
}
.tab-btn.active, .tab-btn:hover { color: var(--primary); }
.tab-btn.active::after { transform: scaleX(1); }

.tab-content { display: none; animation: tabFadeIn 0.4s ease; }
.tab-content.active { display: block; }
@keyframes tabFadeIn {
    from { opacity: 0; transform: translateY(15px); }
    to { opacity: 1; transform: translateY(0); }
}

.tab-content-inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}
@media (max-width: 991px) { .tab-content-inner { grid-template-columns: 1fr; gap: 30px; } }

.tab-text h3 {
    font-size: 26px;
    color: var(--primary);
    margin-bottom: 18px;
}
.tab-text p {
    color: var(--text-gray);
    margin-bottom: 20px;
    line-height: 1.9;
    font-size: 15px;
}
.tab-text ul {
    margin-bottom: 20px;
}
.tab-text ul li {
    padding: 8px 0 8px 30px;
    position: relative;
    color: var(--text-gray);
    font-size: 14px;
}
.tab-text ul li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--accent);
    font-weight: 700;
    font-size: 16px;
}

.tab-image-card {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border-radius: var(--radius-xl);
    padding: 70px 40px;
    text-align: center;
    color: #fff;
    position: relative;
    overflow: hidden;
}
.tab-image-card::before {
    content: '';
    position: absolute;
    top: -30%; right: -30%;
    width: 80%;
    height: 80%;
    background: radial-gradient(circle, rgba(255,255,255,0.06) 0%, transparent 60%);
}
.tab-image-card .tab-icon { font-size: 64px; display: block; margin-bottom: 15px; position: relative; z-index: 1; }
.tab-image-card h4 { font-size: 20px; font-weight: 600; position: relative; z-index: 1; }

/* ===== CERTIFICATIONS PAGE ===== */
.certifications-section {
    padding: 90px 0;
}
.cert-categories {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-bottom: 45px;
    flex-wrap: wrap;
}
.cert-cat-btn {
    padding: 10px 28px;
    border: 2px solid var(--border);
    border-radius: 30px;
    background: #fff;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    transition: var(--transition);
    color: var(--text-dark);
    font-family: var(--font-family);
}
.cert-cat-btn.active,
.cert-cat-btn:hover {
    background: var(--primary);
    color: #fff;
    border-color: var(--primary);
}

.cert-gallery {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
}
@media (max-width: 991px) { .cert-gallery { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .cert-gallery { grid-template-columns: 1fr; } }

.cert-item {
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: var(--transition);
    cursor: pointer;
    background: #fff;
}
.cert-item:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-5px);
    border-color: transparent;
}
.cert-item .cert-image-wrapper {
    height: 220px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-gray);
}
.cert-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}
.cert-item:hover img { transform: scale(1.05); }
.cert-item .cert-fallback {
    padding: 50px 20px;
    text-align: center;
    height: 220px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    background: var(--bg-gray);
}
.cert-item .cert-fallback-icon { font-size: 36px; margin-bottom: 12px; }
.cert-item .cert-fallback h4 { font-size: 16px; color: var(--primary); margin-bottom: 8px; }
.cert-item .cert-fallback p { font-size: 13px; color: var(--text-gray); }
.cert-item .cert-caption {
    padding: 16px;
    text-align: center;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-dark);
    border-top: 1px solid var(--border-light);
}

/* ===== NETWORK PAGE ===== */
.network-section {
    padding: 90px 0;
}
.network-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-bottom: 50px;
}
@media (max-width: 768px) { .network-stats { grid-template-columns: repeat(2, 1fr); } }

.network-stat-card {
    background: var(--bg-gray);
    padding: 30px 20px;
    border-radius: var(--radius-lg);
    text-align: center;
    transition: var(--transition);
    border: 1px solid var(--border-light);
}
.network-stat-card:hover {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: #fff;
    transform: translateY(-3px);
    box-shadow: var(--shadow);
    border-color: transparent;
}
.network-stat-card:hover .network-stat-number { color: var(--accent); }
.network-stat-card:hover .network-stat-label { color: rgba(255,255,255,0.8); }
.network-stat-number {
    font-size: 38px;
    color: var(--primary);
    font-weight: 700;
    line-height: 1.2;
}
.network-stat-label {
    font-size: 14px;
    color: var(--text-gray);
    margin-top: 6px;
}

.network-map-area {
    background: var(--bg-gray);
    border-radius: var(--radius-xl);
    padding: 50px;
    text-align: center;
    margin-bottom: 50px;
    position: relative;
    overflow: hidden;
}
.network-map-area::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%231A5C8A' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}
.network-map-icon { font-size: 48px; margin-bottom: 15px; position: relative; z-index: 1; }
.network-map-area .map-text { font-size: 15px; color: var(--text-gray); line-height: 2; position: relative; z-index: 1; max-width: 800px; margin: 0 auto; }

.region-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 16px;
}
.region-card {
    background: #fff;
    padding: 24px;
    border-radius: var(--radius);
    border-left: 4px solid var(--primary);
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-light);
    border-left-width: 4px;
}
.region-card:nth-child(even) { border-left-color: var(--accent); }
.region-card:hover {
    box-shadow: var(--shadow);
    transform: translateY(-3px);
}
.region-card h4 {
    font-size: 17px;
    font-weight: 600;
    margin: 0 0 6px;
    color: var(--primary);
}
.region-card p {
    font-size: 14px;
    color: var(--text-gray);
    margin: 0;
    line-height: 1.6;
}

/* ===== NEWS PAGE ===== */
.news-section {
    padding: 90px 0;
}
.news-categories {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-bottom: 45px;
    flex-wrap: wrap;
}
.news-cat-btn {
    padding: 10px 28px;
    border: 2px solid var(--border);
    border-radius: 30px;
    background: #fff;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    transition: var(--transition);
    color: var(--text-dark);
    text-decoration: none;
    display: inline-block;
    font-family: var(--font-family);
}
.news-cat-btn.active,
.news-cat-btn:hover {
    background: var(--primary);
    color: #fff;
    border-color: var(--primary);
    text-decoration: none;
}

.news-list-grid {
    display: grid;
    gap: 24px;
}
.news-card {
    display: flex;
    gap: 24px;
    padding: 28px;
    background: #fff;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border: 1px solid var(--border-light);
    cursor: pointer;
}
@media (max-width: 600px) { .news-card { flex-direction: column; gap: 15px; } }
.news-card:hover {
    box-shadow: var(--shadow);
    transform: translateY(-3px);
    border-color: transparent;
}
.news-card-date {
    min-width: 70px;
    text-align: center;
    flex-shrink: 0;
}
.news-card-date .day {
    font-size: 30px;
    color: var(--primary);
    font-weight: 700;
    line-height: 1.1;
}
.news-card-date .month-year {
    color: var(--text-light);
    font-size: 13px;
    margin-top: 4px;
}
.news-card-body { flex: 1; }
.news-card-body h3 {
    font-size: 19px;
    font-weight: 600;
    margin: 0 0 10px;
    line-height: 1.4;
}
.news-card-body h3 a {
    color: var(--text-dark);
    transition: var(--transition);
}
.news-card-body h3 a:hover { color: var(--primary); }
.news-card-body p {
    font-size: 14px;
    color: var(--text-gray);
    line-height: 1.7;
    margin: 0 0 12px;
}
.news-card-body .read-more {
    display: inline-block;
    color: var(--primary);
    font-weight: 600;
    font-size: 14px;
    position: relative;
}
.news-card-body .read-more::after {
    content: ' →';
    transition: var(--transition);
}
.news-card-body .read-more:hover::after { margin-left: 4px; }

/* ===== SINGLE POST ===== */
.single-post-content {
    padding: 90px 0;
}
.single-post-content .post-header {
    margin-bottom: 35px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}
.single-post-content .post-header h1 {
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 15px;
    line-height: 1.3;
}
.single-post-content .post-meta {
    color: var(--text-gray);
    font-size: 14px;
    display: flex;
    gap: 20px;
    align-items: center;
}
.single-post-content .post-body {
    line-height: 1.9;
    color: var(--text-dark);
    max-width: 800px;
    margin: 0 auto;
    font-size: 16px;
}
.single-post-content .post-body p { margin-bottom: 22px; }
.single-post-content .post-body h2, .single-post-content .post-body h3 {
    color: var(--primary);
    margin: 30px 0 15px;
}
.single-post-content .post-body ul, .single-post-content .post-body ol {
    margin: 0 0 22px 24px;
}
.single-post-content .post-body li { margin-bottom: 8px; }
.single-post-content .post-body img { border-radius: var(--radius); margin: 20px 0; }

/* ===== CONTACT PAGE ===== */
.contact-section {
    padding: 90px 0;
}
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}
@media (max-width: 991px) { .contact-grid { grid-template-columns: 1fr; gap: 40px; } }

.contact-info h3 {
    font-size: 26px;
    color: var(--primary);
    margin-bottom: 10px;
}
.contact-info .contact-intro {
    color: var(--text-gray);
    margin-bottom: 30px;
    font-size: 15px;
}

.contact-detail-item {
    display: flex;
    gap: 18px;
    margin-bottom: 22px;
    align-items: flex-start;
}
.contact-detail-icon {
    width: 52px;
    height: 52px;
    background: var(--bg-gray);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    flex-shrink: 0;
    transition: var(--transition);
}
.contact-detail-item:hover .contact-detail-icon {
    background: var(--primary);
    color: #fff;
    transform: scale(1.05);
}
.contact-detail-text h4 {
    font-size: 15px;
    font-weight: 600;
    margin-bottom: 3px;
    color: var(--text-dark);
}
.contact-detail-text p {
    font-size: 14px;
    color: var(--text-gray);
    line-height: 1.6;
}

.contact-form-wrapper {
    background: #fff;
    padding: 40px;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow);
    border: 1px solid var(--border-light);
}
.contact-form-wrapper h3 {
    font-size: 22px;
    color: var(--primary);
    margin-bottom: 25px;
}
.form-group {
    margin-bottom: 20px;
}
.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 6px;
    color: var(--text-dark);
}
.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 13px 16px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-size: 15px;
    font-family: var(--font-family);
    transition: var(--transition);
    background: var(--bg-light);
    color: var(--text-dark);
}
.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    background: #fff;
    box-shadow: 0 0 0 3px rgba(26,92,138,0.1);
}
.form-group textarea {
    height: 140px;
    resize: vertical;
}
.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
}
@media (max-width: 600px) { .form-row { grid-template-columns: 1fr; } }

.submit-btn {
    padding: 15px 44px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: #fff;
    border: none;
    border-radius: 30px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    font-family: var(--font-family);
    letter-spacing: 0.5px;
}
.submit-btn:hover {
    background: linear-gradient(135deg, var(--primary-dark), var(--primary));
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(26,92,138,0.3);
}

/* WeChat QR card */
.wechat-card {
    margin-top: 35px;
    padding: 30px;
    background: var(--bg-gray);
    border-radius: var(--radius-lg);
    text-align: center;
    border: 1px solid var(--border-light);
}
.wechat-card .wechat-icon { font-size: 40px; margin-bottom: 10px; }
.wechat-card h4 { font-size: 16px; color: var(--primary); margin-bottom: 5px; }
.wechat-card p { font-size: 13px; color: var(--text-light); margin-bottom: 15px; }
.wechat-card .qr-placeholder {
    width: 130px;
    height: 130px;
    background: #fff;
    margin: 0 auto;
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    color: var(--text-light);
    border: 2px dashed var(--border);
}

/* ===== TRACE (REPORT) PAGE ===== */
.trace-section {
    padding: 90px 0;
}
.trace-search {
    max-width: 700px;
    margin: 0 auto 50px;
    text-align: center;
}
.trace-search .trace-icon { font-size: 56px; display: block; margin-bottom: 15px; }
.trace-search h2 {
    font-size: 28px;
    color: var(--primary);
    margin-bottom: 12px;
}
.trace-search p {
    color: var(--text-gray);
    margin-bottom: 30px;
    font-size: 15px;
}
.trace-form {
    display: flex;
    gap: 10px;
    max-width: 500px;
    margin: 0 auto;
}
@media (max-width: 600px) { .trace-form { flex-direction: column; } }
.trace-form input {
    flex: 1;
    padding: 16px 22px;
    border: 2px solid var(--primary);
    border-radius: var(--radius);
    font-size: 16px;
    transition: var(--transition);
    font-family: var(--font-family);
    outline: none;
}
.trace-form input:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(232,184,48,0.1);
}
.trace-form button {
    padding: 16px 35px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: #fff;
    border: none;
    border-radius: var(--radius);
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    font-family: var(--font-family);
    white-space: nowrap;
}
.trace-form button:hover {
    background: linear-gradient(135deg, var(--primary-dark), var(--primary));
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(26,92,138,0.3);
}

.trace-features {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-top: 50px;
}
@media (max-width: 768px) { .trace-features { grid-template-columns: 1fr; } }
.trace-feature-card {
    padding: 30px;
    background: var(--bg-gray);
    border-radius: var(--radius-lg);
    text-align: center;
    border: 1px solid var(--border-light);
    transition: var(--transition);
}
.trace-feature-card:hover {
    box-shadow: var(--shadow);
    transform: translateY(-3px);
}
.trace-feature-card .tf-icon { font-size: 32px; display: block; margin-bottom: 12px; }
.trace-feature-card h4 { font-size: 16px; color: var(--primary); margin-bottom: 8px; }
.trace-feature-card p { font-size: 13px; color: var(--text-gray); line-height: 1.6; }

/* ===== FOOTER ===== */
.site-footer {
    background: var(--primary-darker);
    color: rgba(255,255,255,0.75);
}
.footer-main {
    padding: 70px 0 50px;
}
.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1.5fr;
    gap: 50px;
}
@media (max-width: 991px) { .footer-grid { grid-template-columns: 1fr 1fr; gap: 40px; } }
@media (max-width: 600px) { .footer-grid { grid-template-columns: 1fr; gap: 30px; } }

.footer-title {
    color: #fff;
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 22px;
    position: relative;
    padding-bottom: 12px;
}
.footer-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 3px;
    background: linear-gradient(90deg, var(--accent), var(--accent-light));
    border-radius: 2px;
}

.footer-about p {
    font-size: 14px;
    line-height: 1.9;
    color: rgba(255,255,255,0.55);
    margin-bottom: 20px;
}
.footer-qr {
    display: flex;
    align-items: center;
    gap: 12px;
}
.footer-qr img {
    width: 90px;
    height: 90px;
    border-radius: var(--radius);
    border: 2px solid rgba(255,255,255,0.1);
}
.footer-qr span {
    font-size: 13px;
    color: rgba(255,255,255,0.5);
}

.footer-menu {
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.footer-menu li a {
    color: rgba(255,255,255,0.55);
    font-size: 14px;
    transition: var(--transition);
    display: inline-block;
}
.footer-menu li a:hover {
    color: var(--accent);
    padding-left: 6px;
}

.footer-contact-list li {
    padding: 8px 0;
    font-size: 14px;
    color: rgba(255,255,255,0.55);
    display: flex;
    gap: 12px;
    align-items: flex-start;
    line-height: 1.6;
}
.footer-contact-list .fc-icon {
    flex-shrink: 0;
    font-size: 14px;
    color: var(--accent);
}

.footer-social {
    display: flex;
    gap: 12px;
    margin-top: 20px;
}
.footer-social a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    background: rgba(255,255,255,0.08);
    border-radius: 50%;
    transition: var(--transition);
    font-size: 16px;
}
.footer-social a:hover {
    background: var(--accent);
    transform: translateY(-3px);
}

.footer-bottom {
    background: rgba(0,0,0,0.25);
    padding: 22px 0;
    text-align: center;
}
.footer-bottom .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
}
@media (max-width: 600px) { .footer-bottom .container { flex-direction: column; text-align: center; } }
.footer-bottom p {
    font-size: 13px;
    color: rgba(255,255,255,0.35);
}
.footer-bottom a {
    color: rgba(255,255,255,0.45);
    transition: var(--transition);
}
.footer-bottom a:hover { color: var(--accent); }
.footer-bottom-links {
    display: flex;
    gap: 20px;
}
.footer-bottom-links a {
    font-size: 13px;
    color: rgba(255,255,255,0.35);
}

/* ===== 404 PAGE ===== */
.error-404-section {
    text-align: center;
    padding: 100px 24px;
}
.error-404-section .error-code {
    font-size: 100px;
    color: var(--primary);
    font-weight: 900;
    line-height: 1;
    margin-bottom: 10px;
    text-shadow: 0 4px 20px rgba(26,92,138,0.15);
}
.error-404-section h2 {
    font-size: 24px;
    margin-bottom: 10px;
    color: var(--text-dark);
}
.error-404-section p {
    color: var(--text-gray);
    margin-bottom: 30px;
    font-size: 15px;
}

/* ===== RESPONSIVE NAV ===== */
@media (max-width: 991px) {
    .main-nav {
        display: none;
        position: absolute;
        top: 76px;
        left: 0;
        width: 100%;
        background: #fff;
        box-shadow: 0 10px 30px rgba(0,0,0,0.1);
        border-top: 1px solid var(--border-light);
    }
    .main-nav.active { display: block; }
    .nav-menu {
        flex-direction: column;
        padding: 10px 24px 20px;
    }
    .nav-menu li a {
        padding: 14px 0;
        border-bottom: 1px solid var(--border-light);
    }
    .nav-menu li a::after { display: none; }
    .nav-menu li:last-child a { border-bottom: none; }
}

/* ===== ENTRANCE ANIMATIONS ===== */
@k

/* ===== FINAL OPTIMIZED OVERRIDES ===== */

/* Header - 大气 */
.site-header .container { height: 80px; }
.site-branding { gap: 8px; }
.site-logo-text .site-title { font-size: 20px; }
.site-logo-text .site-title a { letter-spacing: 1px; }
.site-logo-text .site-desc { font-size: 11px; }

/* Navigation - 不折行 */
.nav-menu { white-space: nowrap; }
.nav-menu li a {
    padding: 28px 15px;
    font-size: 15px;
    font-weight: 500;
    letter-spacing: 0.5px;
}
.nav-menu li a::after { left: 15px; right: 15px; }

/* Header CTA */
.header-cta a { padding: 10px 22px; font-size: 14px; white-space: nowrap; }

/* Hero - 居中大气 */
.hero-slider { height: 560px; }
.hero-slide { display: flex; align-items: center; justify-content: center; }
.hero-slide-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 420px;
    text-align: center;
}
.hero-slide-content h2 {
    font-size: 46px;
    letter-spacing: 3px;
    margin-bottom: 20px;
}
.hero-slide-content p { font-size: 19px; margin-bottom: 30px; }
.hero-btn { padding: 16px 48px; font-size: 16px; }

/* Stats - 更大 */
.stat-number { font-size: 48px; }
.stat-plus { font-size: 36px; }
.stat-label { font-size: 16px; }

/* Section titles */
.section-title { font-size: 36px; }
.section-subtitle { font-size: 17px; }

/* Service cards */
.service-card { padding: 45px 30px; }
.service-card h3 { font-size: 22px; }
.service-card p { font-size: 15px; }
.service-icon { width: 80px; height: 80px; font-size: 36px; }

/* Page banners */
.page-banner-title { font-size: 42px; }
.page-banner { padding: 100px 0 70px; }

/* Footer */
.site-footer { padding: 70px 0 0; }

/* Responsive - 平板 */
@media (max-width: 1100px) {
    .nav-menu li a { padding: 28px 10px; font-size: 14px; }
    .site-logo-text .site-title { font-size: 18px; }
    .hero-slide-content h2 { font-size: 36px; }
}
/* Responsive - 手机 */
@media (max-width: 991px) {
    .main-nav { top: 80px; }
    .nav-menu li a { padding: 15px 0; font-size: 16px; }
    .site-header .container { height: 70px; }
}
@media (max-width: 768px) {
    .hero-slider { height: 380px; }
    .hero-slide-content h2 { font-size: 28px; letter-spacing: 1px; }
    .hero-slide-content p { font-size: 15px; }
    .hero-slide-content { min-height: 280px; }
    .top-bar { display: none !important; }
    .stat-number { font-size: 36px; }
    .section-title { font-size: 28px; }
    .service-card { padding: 30px 20px; }
}