/* ============================================
   广州侦探调查公司 - 企业官网样式
   设计风格：现代简约 + 高级质感
   ============================================ */

/* === Reset & Base === */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
    font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
    color: #333; background: #fff; line-height: 1.7; font-size: 15px;
    -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; transition: color 0.3s; }
img { max-width: 100%; height: auto; display: block; }
ul { list-style: none; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

/* === Color Palette === */
:root {
    --primary: #1a1f2e;
    --primary-light: #252b3b;
    --accent: #b8924a;
    --accent-hover: #d4a95a;
    --accent-dark: #9a7a3e;
    --text: #333;
    --text-light: #666;
    --text-lighter: #999;
    --bg-light: #f7f8fa;
    --bg-warm: #faf8f5;
    --white: #fff;
    --border: #e8e8e8;
    --shadow: 0 2px 20px rgba(0,0,0,0.06);
    --shadow-lg: 0 8px 40px rgba(0,0,0,0.1);
    --radius: 8px;
    --radius-lg: 16px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* === Top Bar === */
.top-bar {
    background: var(--primary);
    color: rgba(255,255,255,0.7);
    font-size: 13px;
    height: 40px;
    display: flex;
    align-items: center;
}
.top-bar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}
.top-bar-left { display: flex; align-items: center; gap: 12px; }
.top-bar-left i { color: var(--accent); font-size: 12px; }
.top-divider { opacity: 0.3; }
.top-bar-btn {
    background: var(--accent);
    color: #fff;
    padding: 4px 16px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 500;
    transition: var(--transition);
}
.top-bar-btn:hover { background: var(--accent-hover); color: #fff; }

/* === Header === */
.main-header {
    background: var(--white);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 1px 0 rgba(0,0,0,0.05);
    transition: var(--transition);
}
.main-header.scrolled {
    box-shadow: 0 2px 20px rgba(0,0,0,0.08);
}
.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}
.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-shrink: 0;
}
.logo-icon {
    width: 42px; height: 42px;
    background: linear-gradient(135deg, var(--primary), var(--accent-dark));
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 18px;
}
.logo-text { display: flex; flex-direction: column; }
.logo-name {
    font-size: 17px;
    font-weight: 700;
    color: var(--primary);
    letter-spacing: 1px;
    line-height: 1.2;
}
.logo-sub {
    font-size: 9px;
    color: var(--text-lighter);
    letter-spacing: 2px;
    text-transform: uppercase;
}

/* Navigation */
.main-nav ul { display: flex; gap: 4px; }
.main-nav a {
    display: block;
    padding: 8px 18px;
    font-size: 15px;
    font-weight: 500;
    color: var(--text);
    border-radius: 6px;
    transition: var(--transition);
    position: relative;
}
.main-nav a:hover { color: var(--accent); background: rgba(184,146,74,0.06); }
.main-nav a.active {
    color: var(--accent);
}
.main-nav a.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 18px;
    right: 18px;
    height: 2px;
    background: var(--accent);
    border-radius: 2px;
}

/* Header CTA */
.header-cta {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--accent);
    color: #fff;
    padding: 10px 24px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    transition: var(--transition);
    flex-shrink: 0;
}
.header-cta:hover {
    background: var(--accent-hover);
    color: #fff;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(184,146,74,0.3);
}

/* Mobile Toggle */
.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}
.mobile-toggle span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--text);
    border-radius: 2px;
    transition: var(--transition);
}

/* === Hero Section === */
.hero {
    background: linear-gradient(135deg, #0f1219 0%, #1a2035 40%, #1f2a42 100%);
    min-height: 560px;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}
.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse at 20% 50%, rgba(184,146,74,0.08) 0%, transparent 60%),
        radial-gradient(ellipse at 80% 20%, rgba(184,146,74,0.05) 0%, transparent 50%);
}
.hero::after {
    content: '';
    position: absolute;
    right: -200px;
    top: -200px;
    width: 700px;
    height: 700px;
    background: radial-gradient(circle, rgba(184,146,74,0.06) 0%, transparent 65%);
    border-radius: 50%;
}
.hero .container { position: relative; z-index: 1; width: 100%; }
.hero-content { max-width: 800px; margin: 0 auto; text-align: center; }
.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(184,146,74,0.12);
    border: 1px solid rgba(184,146,74,0.2);
    color: var(--accent);
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 500;
    margin-bottom: 24px;
    backdrop-filter: blur(10px);
}
.hero-badge i { font-size: 11px; }
.hero h1 {
    font-size: 42px;
    font-weight: 800;
    color: #fff;
    line-height: 1.25;
    margin-bottom: 20px;
    letter-spacing: 1px;
}
.hero h1 span { color: var(--accent); }
.hero p {
    font-size: 16px;
    color: rgba(255,255,255,0.65);
    line-height: 1.8;
    margin-bottom: 36px;
    max-width: 620px;
    margin-left: auto;
    margin-right: auto;
}
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; justify-content: center; }
.hero-features {
    display: flex;
    justify-content: center;
    gap: 40px;
    margin-top: 48px;
    padding-top: 32px;
    border-top: 1px solid rgba(255,255,255,0.1);
}
.hero-feature {
    display: flex;
    align-items: center;
    gap: 10px;
    color: rgba(255,255,255,0.6);
    font-size: 14px;
    font-weight: 500;
}
.hero-feature i {
    color: var(--accent);
    font-size: 16px;
    opacity: 0.8;
}
.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--accent);
    color: #fff;
    padding: 14px 32px;
    border-radius: 8px;
    font-size: 15px;
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: var(--transition);
}
.btn-primary:hover {
    background: var(--accent-hover);
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(184,146,74,0.35);
}
.btn-outline {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: transparent;
    color: rgba(255,255,255,0.8);
    padding: 14px 32px;
    border-radius: 8px;
    font-size: 15px;
    font-weight: 500;
    border: 1px solid rgba(255,255,255,0.2);
    cursor: pointer;
    transition: var(--transition);
}
.btn-outline:hover {
    border-color: var(--accent);
    color: var(--accent);
    background: rgba(184,146,74,0.06);
}

/* Hero visual decorative elements */
.hero-decor {
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 45%;
    max-width: 500px;
    display: flex;
    justify-content: center;
}
.hero-visual {
    width: 360px;
    height: 360px;
    border: 1px solid rgba(184,146,74,0.15);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}
.hero-visual::before {
    content: '';
    position: absolute;
    inset: -20px;
    border: 1px solid rgba(184,146,74,0.08);
    border-radius: 50%;
    animation: pulse-ring 3s ease-in-out infinite;
}
.hero-visual::after {
    content: '';
    position: absolute;
    inset: -40px;
    border: 1px solid rgba(184,146,74,0.04);
    border-radius: 50%;
    animation: pulse-ring 3s ease-in-out infinite 0.5s;
}
.hero-icon {
    font-size: 80px;
    color: rgba(184,146,74,0.2);
}
@keyframes pulse-ring {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.03); opacity: 0.7; }
}

/* === Stats Section === */
.stats-section {
    background: var(--white);
    padding: 0;
    margin-top: -48px;
    position: relative;
    z-index: 2;
}
.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0;
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
}
.stat-item {
    padding: 36px 28px;
    text-align: center;
    border-right: 1px solid var(--border);
    transition: var(--transition);
}
.stat-item:last-child { border-right: none; }
.stat-item:hover { background: var(--bg-warm); }
.stat-number {
    font-size: 36px;
    font-weight: 800;
    color: var(--primary);
    line-height: 1;
    margin-bottom: 8px;
}
.stat-number span { color: var(--accent); font-size: 18px; }
.stat-label {
    font-size: 14px;
    color: var(--text-light);
}

/* === Section Common === */
.section { padding: 80px 0; }
.section-dark {
    background: var(--primary);
    color: #fff;
}
.section-light { background: var(--bg-light); }
.section-warm { background: var(--bg-warm); }

.section-header {
    text-align: center;
    margin-bottom: 56px;
}
.section-header h2 {
    font-size: 32px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 12px;
    letter-spacing: 1px;
}
.section-dark .section-header h2 { color: #fff; }
.section-header .subtitle {
    font-size: 15px;
    color: var(--text-light);
    max-width: 560px;
    margin: 0 auto;
}
.section-dark .section-header .subtitle { color: rgba(255,255,255,0.55); }
.section-header .accent-line {
    width: 48px;
    height: 3px;
    background: var(--accent);
    border-radius: 2px;
    margin: 16px auto 0;
}

/* === Services Section === */
.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.service-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 36px 28px;
    border: 1px solid var(--border);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}
.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--accent), var(--accent-dark));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}
.service-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}
.service-card:hover::before { transform: scaleX(1); }
.service-icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, rgba(184,146,74,0.1), rgba(184,146,74,0.05));
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    color: var(--accent);
    margin-bottom: 20px;
    transition: var(--transition);
}
.service-card:hover .service-icon {
    background: var(--accent);
    color: #fff;
}
.service-card h3 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--primary);
}
.service-card p {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.7;
    margin-bottom: 20px;
}
.service-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 14px;
    color: var(--accent);
    font-weight: 500;
    transition: var(--transition);
}
.service-link:hover { gap: 10px; }

/* === Why Choose Us === */
.advantages-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}
.advantage-item {
    text-align: center;
    padding: 32px 20px;
}
.advantage-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 20px;
    border: 1px solid rgba(184,146,74,0.3);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: var(--accent);
    transition: var(--transition);
}
.advantage-item:hover .advantage-icon {
    background: var(--accent);
    border-color: var(--accent);
    color: #fff;
    transform: scale(1.1);
}
.advantage-item h3 {
    font-size: 17px;
    font-weight: 600;
    margin-bottom: 10px;
}
.advantage-item p {
    font-size: 13px;
    color: rgba(255,255,255,0.55);
    line-height: 1.7;
}

/* === News Section === */
.news-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.news-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--border);
    transition: var(--transition);
}
.news-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}
.news-cover {
    height: 200px;
    background: linear-gradient(135deg, #1a2035, #2a3050);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    position: relative;
}
.news-cover i {
    font-size: 40px;
    color: rgba(184,146,74,0.3);
}
.news-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.news-body { padding: 24px; }
.news-meta {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
    font-size: 12px;
    color: var(--text-lighter);
}
.news-meta .category {
    background: rgba(184,146,74,0.1);
    color: var(--accent);
    padding: 2px 10px;
    border-radius: 4px;
    font-weight: 500;
}
.news-card h3 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 10px;
    line-height: 1.5;
    color: var(--primary);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.news-card h3 a:hover { color: var(--accent); }
.news-summary {
    font-size: 13px;
    color: var(--text-light);
    line-height: 1.7;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* === CTA Section === */
.cta-section {
    background: linear-gradient(135deg, #0f1219 0%, #1a2035 100%);
    padding: 72px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}
.cta-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at center, rgba(184,146,74,0.06) 0%, transparent 60%);
}
.cta-section .container { position: relative; z-index: 1; }
.cta-section h2 {
    font-size: 30px;
    font-weight: 700;
    color: #fff;
    margin-bottom: 16px;
}
.cta-section p {
    font-size: 15px;
    color: rgba(255,255,255,0.55);
    margin-bottom: 32px;
}
.cta-phone {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    font-size: 28px;
    font-weight: 700;
    color: var(--accent);
    margin-bottom: 32px;
}
.cta-phone i { font-size: 24px; }

/* === Page Banner === */
.page-banner {
    background: linear-gradient(135deg, #0f1219 0%, #1a2035 50%, #1f2a42 100%);
    padding: 80px 0 60px;
    text-align: center;
    position: relative;
    overflow: hidden;
}
.page-banner::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at 30% 50%, rgba(184,146,74,0.06) 0%, transparent 50%);
}
.page-banner .container { position: relative; z-index: 1; }
.page-banner h1 {
    font-size: 36px;
    font-weight: 700;
    color: #fff;
    margin-bottom: 12px;
}
.page-banner .breadcrumb {
    font-size: 14px;
    color: rgba(255,255,255,0.5);
}
.page-banner .breadcrumb a { color: rgba(255,255,255,0.5); }
.page-banner .breadcrumb a:hover { color: var(--accent); }
.page-banner .breadcrumb span { margin: 0 8px; }

/* === About Page === */
.about-intro {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}
.about-text h3 {
    font-size: 26px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 20px;
    line-height: 1.4;
}
.about-text p {
    font-size: 15px;
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: 16px;
}
.about-image {
    background: linear-gradient(135deg, #1a2035, #2a3050);
    border-radius: var(--radius-lg);
    height: 380px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}
.about-image i {
    font-size: 60px;
    color: rgba(184,146,74,0.2);
}
.about-image::after {
    content: '';
    position: absolute;
    inset: 16px;
    border: 1px solid rgba(184,146,74,0.15);
    border-radius: 12px;
}

.about-values {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.value-card {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 36px 28px;
    text-align: center;
    transition: var(--transition);
}
.value-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}
.value-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 16px;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent);
    font-size: 22px;
}
.value-card h4 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 10px;
    color: var(--primary);
}
.value-card p {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.7;
}

/* === Services Page === */
.services-detail-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 28px;
}
.service-detail-card {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 36px;
    transition: var(--transition);
    display: flex;
    gap: 24px;
}
.service-detail-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(184,146,74,0.2);
}
.service-detail-icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 26px;
    color: var(--accent);
    flex-shrink: 0;
}
.service-detail-info h3 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 10px;
    color: var(--primary);
}
.service-detail-info p {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.8;
}

/* News List */
.news-list-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
    max-width: 800px;
    margin: 0 auto;
}
.news-list-card {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: var(--transition);
    display: flex;
    flex-direction: row;
    text-decoration: none;
    color: inherit;
}
.news-list-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(184,146,74,0.2);
}
.news-list-cover {
    width: 180px;
    min-height: 140px;
    background: linear-gradient(135deg, #1a2035, #2a3050);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}
.news-list-cover i {
    font-size: 32px;
    color: rgba(184,146,74,0.35);
}
.news-list-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.news-list-body {
    padding: 20px 24px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    flex: 1;
}
.news-list-body h3 {
    font-size: 17px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--primary);
    line-height: 1.5;
}
.news-list-body h3:hover { color: var(--accent); }
.news-list-body .news-meta { margin-bottom: 8px; }
.news-list-body .news-summary {
    font-size: 13px;
    color: var(--text-light);
    line-height: 1.7;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    margin-bottom: 10px;
}
.news-detail {
    max-width: 800px;
    margin: 0 auto;
}
.news-detail h1 {
    font-size: 28px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 16px;
    line-height: 1.4;
}
.news-detail-meta {
    display: flex;
    gap: 20px;
    margin-bottom: 32px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--border);
    font-size: 14px;
    color: var(--text-lighter);
}
.news-detail-content {
    font-size: 16px;
    line-height: 1.9;
    color: var(--text);
}
.news-detail-content p { margin-bottom: 18px; }

/* Pagination */
.pagination {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 48px;
}
.pagination a, .pagination span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 40px;
    padding: 0 12px;
    border: 1px solid var(--border);
    border-radius: 6px;
    font-size: 14px;
    color: var(--text);
    transition: var(--transition);
}
.pagination a:hover {
    border-color: var(--accent);
    color: var(--accent);
}
.pagination .active {
    background: var(--accent);
    border-color: var(--accent);
    color: #fff;
}

/* === Contact Page === */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
}
.contact-info-card {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 40px;
}
.contact-info-card h3 {
    font-size: 22px;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 24px;
}
.contact-info-item {
    display: flex;
    gap: 16px;
    margin-bottom: 24px;
    align-items: flex-start;
}
.contact-info-item i {
    width: 44px;
    height: 44px;
    background: linear-gradient(135deg, rgba(184,146,74,0.1), rgba(184,146,74,0.05));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent);
    font-size: 18px;
    flex-shrink: 0;
}
.contact-info-item h4 {
    font-size: 15px;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 4px;
}
.contact-info-item p {
    font-size: 14px;
    color: var(--text-light);
}
.contact-info-item a { color: var(--accent); }
.contact-info-item a:hover { text-decoration: underline; }

/* Contact Form */
.contact-form-card {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 40px;
}
.contact-form-card h3 {
    font-size: 22px;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 24px;
}
.form-group { margin-bottom: 20px; }
.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    color: var(--text);
    margin-bottom: 6px;
}
.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-size: 14px;
    font-family: inherit;
    color: var(--text);
    transition: var(--transition);
    background: var(--bg-light);
}
.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent);
    background: var(--white);
    box-shadow: 0 0 0 3px rgba(184,146,74,0.1);
}
.form-group textarea { resize: vertical; min-height: 120px; }
.form-submit {
    width: 100%;
    padding: 14px;
    background: var(--accent);
    color: #fff;
    border: none;
    border-radius: var(--radius);
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}
.form-submit:hover {
    background: var(--accent-hover);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(184,146,74,0.3);
}
.form-submit:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* Form messages */
.form-message {
    padding: 12px 16px;
    border-radius: var(--radius);
    margin-bottom: 20px;
    font-size: 14px;
    display: none;
}
.form-message.success {
    display: block;
    background: rgba(40,167,69,0.1);
    color: #28a745;
    border: 1px solid rgba(40,167,69,0.2);
}
.form-message.error {
    display: block;
    background: rgba(220,53,69,0.1);
    color: #dc3545;
    border: 1px solid rgba(220,53,69,0.2);
}

/* === Footer === */
.site-footer { background: var(--primary); color: rgba(255,255,255,0.7); }
.footer-main { padding: 56px 0 40px; }
.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 40px;
}
.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 16px;
}
.footer-logo .logo-icon {
    width: 36px;
    height: 36px;
    font-size: 14px;
}
.footer-logo span {
    font-size: 16px;
    font-weight: 600;
    color: #fff;
}
.footer-about p {
    font-size: 13px;
    line-height: 1.8;
    margin-bottom: 16px;
}
.footer-contact-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
}
.footer-contact-item i { color: var(--accent); }
.footer-contact-item a { color: var(--accent); font-weight: 600; }
.footer-col h4 {
    font-size: 15px;
    font-weight: 600;
    color: #fff;
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 12px;
}
.footer-col h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 24px;
    height: 2px;
    background: var(--accent);
    border-radius: 1px;
}
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul li a {
    font-size: 13px;
    color: rgba(255,255,255,0.55);
    transition: var(--transition);
}
.footer-col ul li a:hover { color: var(--accent); padding-left: 4px; }
.footer-contact li {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    margin-bottom: 12px;
}
.footer-contact li i { color: var(--accent); width: 16px; }
.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.08);
    padding: 20px 0;
    text-align: center;
    font-size: 13px;
    color: rgba(255,255,255,0.35);
}
.footer-bottom p { margin-bottom: 4px; }
.footer-bottom a { color: rgba(255,255,255,0.35); }
.footer-bottom a:hover { color: var(--accent); }

/* === Back to Top === */
.back-to-top {
    position: fixed;
    bottom: 100px;
    right: 24px;
    width: 44px;
    height: 44px;
    background: var(--primary);
    color: #fff;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    font-size: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    z-index: 999;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}
.back-to-top.visible { opacity: 1; visibility: visible; }
.back-to-top:hover { background: var(--accent); transform: translateY(-2px); }

/* === Float Contact === */
.float-contact {
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 999;
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.float-btn {
    width: 52px;
    height: 52px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    color: #fff;
    box-shadow: 0 4px 16px rgba(0,0,0,0.2);
    transition: var(--transition);
}
.float-phone { background: var(--accent); }
.float-btn:hover { transform: scale(1.1); color: #fff; }

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

/* === Responsive === */
@media (max-width: 992px) {
    .hero h1 { font-size: 32px; }
    .hero-decor { display: none; }
    .hero-features { gap: 20px; flex-wrap: wrap; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .stat-item:nth-child(2) { border-right: none; }
    .services-grid { grid-template-columns: repeat(2, 1fr); }
    .advantages-grid { grid-template-columns: repeat(2, 1fr); }
    .news-grid { grid-template-columns: repeat(2, 1fr); }
    .about-intro { grid-template-columns: 1fr; gap: 40px; }
    .about-image { height: 280px; }
    .services-detail-grid { grid-template-columns: 1fr; }
    .news-list-grid { grid-template-columns: 1fr; }
    .contact-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .top-bar-left span:last-child { display: none; }
    .top-divider { display: none; }
    .header-cta { display: none; }
    .mobile-toggle { display: flex; }
    .main-nav {
        display: none;
        position: absolute;
        top: 72px;
        left: 0;
        right: 0;
        background: var(--white);
        box-shadow: 0 8px 24px rgba(0,0,0,0.1);
        padding: 16px;
        z-index: 999;
    }
    .main-nav.open { display: block; }
    .main-nav ul {
        flex-direction: column;
        gap: 4px;
    }
    .main-nav a {
        padding: 12px 16px;
        font-size: 16px;
    }
    .main-nav a.active::after { display: none; }
    .hero { min-height: 440px; }
    .hero h1 { font-size: 26px; }
    .hero p { font-size: 14px; }
    .hero-actions { flex-direction: column; }
    .btn-primary, .btn-outline { width: 100%; justify-content: center; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); margin-top: 0; }
    .stat-item { padding: 24px 16px; }
    .stat-number { font-size: 28px; }
    .section { padding: 56px 0; }
    .section-header h2 { font-size: 24px; }
    .services-grid { grid-template-columns: 1fr; }
    .advantages-grid { grid-template-columns: 1fr 1fr; }
    .news-grid { grid-template-columns: 1fr; }
    .about-values { grid-template-columns: 1fr; }
    .news-list-card { flex-direction: column; }
    .news-list-cover { width: 100%; min-height: 180px; }
    .footer-grid { grid-template-columns: 1fr; }
    .page-banner h1 { font-size: 26px; }
}

@media (max-width: 480px) {
    .container { padding: 0 16px; }
    .stats-grid { grid-template-columns: 1fr 1fr; }
    .stat-item { border-right: none !important; }
    .advantages-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; }
}