/* ============================================
   建威外贸综合服务平台 - 主样式表
   ============================================ */

/* ---------- CSS 变量 ---------- */
:root {
    --primary: #0a2d5c;
    --primary-light: #13407a;
    --primary-dark: #061e3d;
    --accent: #c9a13b;
    --accent-light: #dbb95a;
    --accent-dark: #a8832e;
    --text-dark: #1a1a2e;
    --text-muted: #6b7280;
    --text-light: #9ca3af;
    --bg-white: #ffffff;
    --bg-light: #f8f9fc;
    --bg-dark: #0a2d5c;
    --shadow-sm: 0 2px 8px rgba(10, 45, 92, 0.08);
    --shadow-md: 0 8px 30px rgba(10, 45, 92, 0.12);
    --shadow-lg: 0 20px 60px rgba(10, 45, 92, 0.15);
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --font: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

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

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

body {
    font-family: var(--font);
    color: var(--text-dark);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

a {
    text-decoration: none;
    color: inherit;
}

ul { list-style: none; }

img { max-width: 100%; display: block; }

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

/* ---------- Section Header ---------- */
.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-badge {
    display: inline-block;
    background: rgba(201, 161, 59, 0.12);
    color: var(--accent-dark);
    font-size: 13px;
    font-weight: 600;
    padding: 6px 20px;
    border-radius: 50px;
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 16px;
}

.section-title {
    font-size: 36px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 16px;
    line-height: 1.3;
}

.mobile-break { display: none; }

.section-desc {
    max-width: 640px;
    margin: 0 auto;
    color: var(--text-muted);
    font-size: 16px;
    line-height: 1.8;
}

/* ---------- Buttons ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 32px;
    border-radius: 50px;
    font-size: 15px;
    font-weight: 600;
    font-family: var(--font);
    cursor: pointer;
    transition: var(--transition);
    border: 2px solid transparent;
    letter-spacing: 0.5px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent), var(--accent-light));
    color: var(--primary-dark);
    border-color: var(--accent);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--accent-dark), var(--accent));
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(201, 161, 59, 0.35);
}

.btn-outline {
    background: transparent;
    color: var(--bg-white);
    border-color: rgba(255,255,255,0.5);
}

.btn-outline:hover {
    background: var(--bg-white);
    color: var(--primary);
    border-color: var(--bg-white);
    transform: translateY(-2px);
}

.btn-lg { padding: 16px 48px; font-size: 17px; }

.btn-block { width: 100%; }

/* ============================================
   NAVBAR
   ============================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255,255,255,0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(10, 45, 92, 0.06);
    transition: var(--transition);
}

.navbar .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 76px;
}

.navbar-logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-icon {
    width: 42px;
    height: 42px;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.logo-icon::after {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, transparent 40%, rgba(201, 161, 59, 0.3));
    transform: rotate(45deg);
}

.logo-jw {
    font-size: 16px;
    font-weight: 900;
    color: var(--accent);
    letter-spacing: 1px;
    z-index: 1;
}

.logo-text {
    display: flex;
    flex-direction: column;
}

.logo-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--primary);
    line-height: 1.2;
}

.logo-subtitle {
    font-size: 11px;
    color: var(--text-muted);
    letter-spacing: 2px;
}

.nav-list {
    display: flex;
    gap: 32px;
}

.nav-link {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-dark);
    transition: var(--transition);
    position: relative;
    padding: 4px 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent);
    transition: var(--transition);
    border-radius: 2px;
}

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

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

/* Nav Toggle (Mobile) */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

.nav-toggle span {
    display: block;
    width: 26px;
    height: 2.5px;
    background: var(--primary);
    border-radius: 3px;
    transition: var(--transition);
}

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

.nav-toggle.open span:nth-child(2) {
    opacity: 0;
}

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

/* ============================================
   HERO
   ============================================ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 40%, var(--primary-light) 100%);
    overflow: hidden;
    padding-top: 76px;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse at 20% 50%, rgba(201, 161, 59, 0.08) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 20%, rgba(201, 161, 59, 0.05) 0%, transparent 50%);
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    padding: 80px 24px;
}

.hero-text { max-width: 580px; }

.hero-tag {
    display: inline-block;
    background: rgba(201, 161, 59, 0.15);
    color: var(--accent-light);
    font-size: 14px;
    font-weight: 500;
    padding: 8px 20px;
    border-radius: 50px;
    margin-bottom: 24px;
    border: 1px solid rgba(201, 161, 59, 0.2);
}

.hero-title {
    font-size: 52px;
    font-weight: 300;
    color: var(--bg-white);
    line-height: 1.2;
    margin-bottom: 20px;
}

.hero-title strong {
    font-weight: 900;
    color: var(--accent-light);
}

.hero-desc {
    color: rgba(255,255,255,0.7);
    font-size: 16px;
    line-height: 1.8;
    margin-bottom: 36px;
}

.hero-actions {
    display: flex;
    gap: 16px;
}

/* Hero Visual */
.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-globe {
    position: relative;
    width: 320px;
    height: 320px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.globe-ring {
    position: absolute;
    width: 100%;
    height: 100%;
    border: 1px solid rgba(201, 161, 59, 0.2);
    border-radius: 50%;
    animation: globeSpin 8s linear infinite;
}

.globe-ring.ring-2 {
    width: 75%;
    height: 75%;
    border-style: dashed;
    animation-duration: 12s;
    animation-direction: reverse;
}

.globe-ring.ring-3 {
    width: 50%;
    height: 50%;
    border-color: rgba(201, 161, 59, 0.3);
    animation-duration: 6s;
}

.globe-dot {
    position: absolute;
    width: 14px;
    height: 14px;
    background: var(--accent);
    border-radius: 50%;
    box-shadow: 0 0 20px rgba(201, 161, 59, 0.5);
    animation: dotPulse 2s ease-in-out infinite;
}

.globe-dot.dot-1 { top: 10%; left: 50%; transform: translateX(-50%); animation-delay: 0s; }
.globe-dot.dot-2 { bottom: 15%; right: 10%; animation-delay: 0.5s; }
.globe-dot.dot-3 { top: 35%; left: 8%; animation-delay: 1s; }
.globe-dot.dot-4 { bottom: 25%; left: 30%; animation-delay: 1.5s; }

.globe-center-text {
    font-size: 20px;
    font-weight: 700;
    color: var(--bg-white);
    text-align: center;
    line-height: 1.4;
    letter-spacing: 2px;
}

@keyframes globeSpin {
    to { transform: rotate(360deg); }
}

@keyframes dotPulse {
    0%, 100% { opacity: 0.6; transform: scale(0.8); }
    50% { opacity: 1; transform: scale(1.2); }
}

/* Hero Wave */
.hero-wave {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 120px;
    pointer-events: none;
}

.hero-wave svg {
    width: 100%;
    height: 100%;
}

/* ============================================
   STATS
   ============================================ */
.stats {
    background: var(--bg-white);
    padding: 40px 0;
    margin-top: -60px;
    position: relative;
    z-index: 3;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    padding: 40px 32px;
    box-shadow: var(--shadow-lg);
}

.stat-item {
    text-align: center;
    position: relative;
}

.stat-item:not(:last-child)::after {
    content: '';
    position: absolute;
    right: -12px;
    top: 50%;
    transform: translateY(-50%);
    width: 1px;
    height: 50%;
    background: rgba(10, 45, 92, 0.1);
}

.stat-number {
    font-size: 42px;
    font-weight: 900;
    color: var(--primary);
    line-height: 1;
}

.stat-plus,
.stat-percent {
    font-size: 24px;
    font-weight: 700;
    color: var(--accent);
    margin-left: 2px;
}

.stat-label {
    font-size: 14px;
    color: var(--text-muted);
    margin-top: 8px;
}

/* ============================================
   ABOUT
   ============================================ */
.about {
    padding: 100px 0;
    background: var(--bg-white);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-image-box {
    background: var(--bg-light);
    border-radius: var(--radius-lg);
    aspect-ratio: 4/3;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.about-image-box::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(10, 45, 92, 0.03), rgba(201, 161, 59, 0.05));
}

.about-img-placeholder {
    text-align: center;
}

.img-icon {
    opacity: 0.4;
}

.about-text h3 {
    font-size: 28px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 16px;
}

.about-text p {
    color: var(--text-muted);
    line-height: 1.8;
    margin-bottom: 24px;
}

.about-features {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.about-features li {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 15px;
    color: var(--text-dark);
}

.af-icon {
    width: 28px;
    height: 28px;
    background: rgba(201, 161, 59, 0.12);
    color: var(--accent-dark);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: 700;
    flex-shrink: 0;
}

/* ============================================
   SERVICES
   ============================================ */
.services {
    padding: 100px 0;
    background: var(--bg-light);
}

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

.service-card {
    background: var(--bg-white);
    border-radius: var(--radius-md);
    padding: 32px 24px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    position: relative;
    border: 1px solid transparent;
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-md);
    border-color: rgba(201, 161, 59, 0.2);
}

.card-featured {
    border: 2px solid var(--accent);
}

.card-badge {
    position: absolute;
    top: -10px;
    right: 20px;
    background: linear-gradient(135deg, var(--accent), var(--accent-light));
    color: var(--primary-dark);
    font-size: 11px;
    font-weight: 700;
    padding: 4px 14px;
    border-radius: 20px;
    letter-spacing: 1px;
}

.card-icon {
    width: 56px;
    height: 56px;
    border-radius: 14px;
    background: var(--bg-light);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 18px;
    transition: var(--transition);
}

.service-card:hover .card-icon {
    background: rgba(201, 161, 59, 0.1);
}

.card-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 10px;
}

.card-desc {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.7;
    margin-bottom: 16px;
}

.card-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.card-tags span {
    font-size: 11px;
    background: var(--bg-light);
    color: var(--text-muted);
    padding: 4px 10px;
    border-radius: 4px;
    transition: var(--transition);
}

.service-card:hover .card-tags span {
    background: rgba(201, 161, 59, 0.1);
    color: var(--accent-dark);
}

/* ============================================
   ADVANTAGES
   ============================================ */
.advantages {
    padding: 100px 0;
    background: var(--bg-white);
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.advantage-card {
    padding: 36px 28px;
    background: var(--bg-light);
    border-radius: var(--radius-md);
    transition: var(--transition);
    border: 1px solid transparent;
}

.advantage-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: rgba(201, 161, 59, 0.2);
}

.adv-num {
    font-size: 48px;
    font-weight: 900;
    color: rgba(10, 45, 92, 0.06);
    line-height: 1;
    margin-bottom: 12px;
    transition: var(--transition);
}

.advantage-card:hover .adv-num {
    color: rgba(201, 161, 59, 0.15);
}

.advantage-card h3 {
    font-size: 20px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 10px;
}

.advantage-card p {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.7;
}

/* ============================================
   PROCESS
   ============================================ */
.process {
    padding: 100px 0;
    background: var(--bg-light);
}

.process-steps {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    gap: 0;
    max-width: 900px;
    margin: 0 auto;
}

.step {
    flex: 1;
    text-align: center;
    padding: 0 16px;
}

.step-number {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    color: var(--bg-white);
    font-size: 22px;
    font-weight: 700;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    position: relative;
    z-index: 2;
    box-shadow: 0 4px 15px rgba(10, 45, 92, 0.2);
}

.step-content h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 8px;
}

.step-content p {
    font-size: 13px;
    color: var(--text-muted);
    line-height: 1.7;
}

.step-connector {
    flex: 0 0 60px;
    height: 2px;
    background: linear-gradient(90deg, var(--primary), var(--accent));
    margin-top: 27px;
    position: relative;
}

.step-connector::after {
    content: '→';
    position: absolute;
    right: -6px;
    top: -11px;
    color: var(--accent);
    font-size: 18px;
    font-weight: 700;
}

/* ============================================
   CTA
   ============================================ */
.cta {
    padding: 100px 0;
    background: linear-gradient(135deg, var(--primary-dark), var(--primary));
    position: relative;
    overflow: hidden;
}

.cta::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(circle at 30% 50%, rgba(201, 161, 59, 0.08) 0%, transparent 50%),
        radial-gradient(circle at 70% 50%, rgba(201, 161, 59, 0.05) 0%, transparent 50%);
}

.cta-content {
    position: relative;
    z-index: 2;
    text-align: center;
}

.cta-content h2 {
    font-size: 36px;
    font-weight: 700;
    color: var(--bg-white);
    margin-bottom: 16px;
}

.cta-content p {
    font-size: 18px;
    color: rgba(255,255,255,0.7);
    margin-bottom: 36px;
}

/* ============================================
   CONTACT
   ============================================ */
.contact {
    padding: 100px 0;
    background: var(--bg-white);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 60px;
    align-items: start;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 28px;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
}

.ci-icon {
    width: 48px;
    height: 48px;
    background: var(--bg-light);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-dark);
    flex-shrink: 0;
    transition: var(--transition);
}

.contact-item:hover .ci-icon {
    background: rgba(201, 161, 59, 0.12);
    transform: scale(1.05);
}

.contact-item h4 {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-light);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 4px;
}

.contact-item p {
    font-size: 16px;
    color: var(--text-dark);
    font-weight: 500;
}

/* Form */
.contact-form {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.form-group.form-full {
    grid-column: 1 / -1;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 14px 18px;
    border: 1.5px solid rgba(10, 45, 92, 0.1);
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-family: var(--font);
    color: var(--text-dark);
    transition: var(--transition);
    background: var(--bg-light);
    outline: none;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--accent);
    background: var(--bg-white);
    box-shadow: 0 0 0 4px rgba(201, 161, 59, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-light);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
    background: var(--bg-dark);
    color: rgba(255,255,255,0.7);
    padding: 60px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
    gap: 40px;
    padding-bottom: 40px;
    border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer-brand .navbar-logo {
    margin-bottom: 16px;
}

.footer-brand .logo-title {
    color: var(--bg-white);
}

.footer-brand .logo-subtitle {
    color: rgba(255,255,255,0.5);
}

.footer-brand p {
    font-size: 14px;
    line-height: 1.7;
    margin-top: 16px;
}

.footer-links h4,
.footer-contact h4 {
    font-size: 16px;
    font-weight: 700;
    color: var(--bg-white);
    margin-bottom: 20px;
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-links a {
    font-size: 14px;
    transition: var(--transition);
}

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

.footer-contact p {
    font-size: 14px;
    margin-bottom: 8px;
}

.footer-bottom {
    text-align: center;
    padding: 24px 0;
    font-size: 13px;
    color: rgba(255,255,255,0.4);
}

/* ============================================
   BACK TO TOP
   ============================================ */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 48px;
    height: 48px;
    background: var(--primary);
    color: var(--bg-white);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: var(--transition);
    box-shadow: var(--shadow-md);
    z-index: 999;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    background: var(--accent-dark);
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

/* ============================================
   RESPONSIVE
   ============================================ */

/* Tablet */
@media (max-width: 1024px) {
    .services-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .advantages-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .hero-content {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
        padding: 60px 24px;
    }

    .hero-text {
        max-width: 100%;
    }

    .hero-actions {
        justify-content: center;
    }

    .hero-visual {
        display: none;
    }

    .hero-title {
        font-size: 40px;
    }

    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Mobile Large */
@media (max-width: 768px) {
    .navbar .container {
        height: 64px;
    }

    .nav-toggle {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: 64px;
        left: 0;
        right: 0;
        background: rgba(255,255,255,0.98);
        backdrop-filter: blur(20px);
        padding: 24px;
        border-bottom: 1px solid rgba(10, 45, 92, 0.06);
        transform: translateY(-120%);
        opacity: 0;
        transition: var(--transition);
        box-shadow: var(--shadow-md);
    }

    .nav-menu.open {
        transform: translateY(0);
        opacity: 1;
    }

    .nav-list {
        flex-direction: column;
        gap: 16px;
    }

    .nav-link {
        font-size: 16px;
        padding: 8px 0;
        display: block;
    }

    .hero {
        min-height: auto;
    }

    .hero-content {
        padding: 40px 24px;
    }

    .hero-title {
        font-size: 32px;
    }

    .hero-tag {
        font-size: 12px;
    }

    .hero-desc {
        font-size: 14px;
    }

    .hero-actions {
        flex-direction: column;
        gap: 12px;
    }

    .hero-actions .btn {
        width: 100%;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        padding: 24px 20px;
        gap: 20px;
    }

    .stat-item:not(:last-child)::after {
        display: none;
    }

    .stat-item:nth-child(2)::after {
        display: none;
    }

    .stat-number {
        font-size: 32px;
    }

    .section-title {
        font-size: 28px;
    }

    .mobile-break {
        display: inline;
    }

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

    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .service-card {
        padding: 24px 20px;
    }

    .advantages-grid {
        grid-template-columns: 1fr;
    }

    .process-steps {
        flex-direction: column;
        gap: 24px;
    }

    .step {
        display: flex;
        align-items: flex-start;
        gap: 20px;
        text-align: left;
        padding: 0;
    }

    .step-number {
        margin: 0;
        flex-shrink: 0;
        width: 44px;
        height: 44px;
        font-size: 18px;
    }

    .step-connector {
        display: none;
    }

    .cta-content h2 {
        font-size: 28px;
    }

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

    .contact-form {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
}

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

    .services-grid {
        grid-template-columns: 1fr;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        padding: 20px 16px;
    }

    .stat-number {
        font-size: 28px;
    }
}