/*
Theme Name: MeiLaiLe Cosmetics
Theme URI: https://www.meilaile.com
Author: MeiLaiLe Cosmetics
Author URI: https://www.meilaile.com
Description: 美来了化妆品 - Your Gateway to China's Beauty Market. A premium bilingual (EN/CN) WordPress theme for cosmetics consulting business, featuring rose gold & pink design, rich animations, and responsive layout.
Version: 1.0.0
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: meilaile
Tags: one-column, two-columns, custom-menu, featured-images, theme-options, threaded-comments, translation-ready, custom-logo, custom-background, custom-header, footer-widgets
*/

/* ===== CSS Variables & Reset ===== */
:root {
    --pink-primary: #FF69B4;
    --pink-dark: #E91E8C;
    --pink-light: #FFB6C1;
    --pink-soft: #FFF0F5;
    --rose-gold: #B76E79;
    --champagne: #C9A96E;
    --dark: #1A1A2E;
    --dark-gray: #2D2D2D;
    --medium-gray: #666666;
    --light-gray: #F5F5F5;
    --white: #FFFFFF;
    --font-en: 'Arial', 'Helvetica Neue', Helvetica, sans-serif;
    --font-cn: 'Microsoft YaHei', '微软雅黑', 'PingFang SC', 'Hiragino Sans GB', sans-serif;
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.08);
    --shadow-md: 0 4px 20px rgba(0,0,0,0.12);
    --shadow-lg: 0 8px 40px rgba(0,0,0,0.16);
    --shadow-pink: 0 8px 30px rgba(255,105,180,0.25);
    --transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --radius: 12px;
    --radius-lg: 20px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
    font-family: var(--font-en), var(--font-cn);
    color: var(--dark-gray);
    line-height: 1.7;
    overflow-x: hidden;
    background: var(--white);
}

body.lang-cn { font-family: var(--font-cn), var(--font-en); }

a { color: var(--pink-primary); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--pink-dark); }

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

ul, ol { list-style: none; }

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-en), var(--font-cn);
    color: var(--dark);
    line-height: 1.3;
    font-weight: 700;
}

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

.section { padding: 100px 0; position: relative; }
.section-alt { background: var(--pink-soft); }
.section-dark { background: var(--dark); color: var(--white); }
.section-dark h1, .section-dark h2, .section-dark h3 { color: var(--white); }

.section-title {
    text-align: center;
    margin-bottom: 60px;
}
.section-title .label {
    display: inline-block;
    color: var(--pink-primary);
    font-size: 13px;
    letter-spacing: 3px;
    text-transform: uppercase;
    margin-bottom: 12px;
    font-weight: 600;
}
.section-title h2 {
    font-size: 42px;
    margin-bottom: 16px;
}
.section-title .subtitle {
    font-size: 18px;
    color: var(--medium-gray);
    max-width: 600px;
    margin: 0 auto;
}
.section-dark .section-title .subtitle { color: rgba(255,255,255,0.7); }

/* ===== Buttons ===== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 36px;
    border-radius: 50px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    border: none;
    transition: var(--transition);
    text-transform: uppercase;
    letter-spacing: 1px;
}
.btn-primary {
    background: linear-gradient(135deg, var(--pink-primary), var(--pink-dark));
    color: var(--white);
    box-shadow: var(--shadow-pink);
}
.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 40px rgba(255,105,180,0.4);
    color: var(--white);
}
.btn-outline {
    background: transparent;
    color: var(--pink-primary);
    border: 2px solid var(--pink-primary);
}
.btn-outline:hover {
    background: var(--pink-primary);
    color: var(--white);
}
.btn-white {
    background: var(--white);
    color: var(--pink-primary);
}
.btn-white:hover {
    background: var(--pink-soft);
    transform: translateY(-3px);
}

/* ===== Header / Navigation ===== */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 20px 0;
    transition: var(--transition);
}
.site-header.scrolled {
    background: rgba(255,255,255,0.97);
    backdrop-filter: blur(20px);
    box-shadow: var(--shadow-sm);
    padding: 12px 0;
}
.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.logo {
    font-size: 24px;
    font-weight: 800;
    color: var(--white);
    transition: var(--transition);
}
.site-header.scrolled .logo { color: var(--dark); }
.logo span { color: var(--pink-primary); }

.nav-menu { display: flex; gap: 32px; align-items: center; }
.nav-menu a {
    color: rgba(255,255,255,0.9);
    font-size: 14px;
    font-weight: 500;
    position: relative;
    padding: 4px 0;
}
.site-header.scrolled .nav-menu a { color: var(--dark-gray); }
.nav-menu a:hover, .nav-menu a.active { color: var(--pink-primary); }
.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--pink-primary);
    transition: var(--transition);
}
.nav-menu a:hover::after, .nav-menu a.active::after { width: 100%; }

.lang-switcher {
    display: flex;
    gap: 4px;
    background: rgba(255,255,255,0.15);
    border-radius: 20px;
    padding: 3px;
}
.site-header.scrolled .lang-switcher { background: var(--light-gray); }
.lang-switcher button {
    padding: 6px 14px;
    border: none;
    background: transparent;
    border-radius: 16px;
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    color: rgba(255,255,255,0.7);
    transition: var(--transition);
}
.site-header.scrolled .lang-switcher button { color: var(--medium-gray); }
.lang-switcher button.active {
    background: var(--pink-primary);
    color: var(--white);
}

.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 8px;
}
.mobile-toggle span {
    width: 24px;
    height: 2px;
    background: var(--white);
    transition: var(--transition);
}
.site-header.scrolled .mobile-toggle span { background: var(--dark); }

/* ===== Hero Section ===== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    background: linear-gradient(135deg, #FF69B4 0%, #FF1493 50%, #C71585 100%);
    overflow: hidden;
    padding-top: 80px;
}
.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(255,255,255,0.15) 0%, transparent 70%);
    border-radius: 50%;
    animation: float 8s ease-in-out infinite;
}
.hero::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(255,182,193,0.3) 0%, transparent 70%);
    border-radius: 50%;
    animation: float 10s ease-in-out infinite reverse;
}
@keyframes float {
    0%, 100% { transform: translate(0, 0); }
    50% { transform: translate(30px, -30px); }
}

.hero-content {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}
.hero-text .hero-label {
    display: inline-block;
    color: rgba(255,255,255,0.8);
    font-size: 13px;
    letter-spacing: 4px;
    text-transform: uppercase;
    margin-bottom: 20px;
    border: 1px solid rgba(255,255,255,0.3);
    padding: 6px 16px;
    border-radius: 20px;
}
.hero-text h1 {
    font-size: 56px;
    color: var(--white);
    margin-bottom: 20px;
    line-height: 1.1;
}
.hero-text h1 span {
    display: block;
    font-size: 28px;
    font-weight: 400;
    margin-top: 8px;
    opacity: 0.9;
}
.hero-text p {
    font-size: 18px;
    color: rgba(255,255,255,0.85);
    margin-bottom: 36px;
    line-height: 1.8;
}
.hero-buttons { display: flex; gap: 16px; flex-wrap: wrap; }

.hero-image {
    position: relative;
    z-index: 2;
}
.hero-image img {
    border-radius: var(--radius-lg);
    box-shadow: 0 20px 60px rgba(0,0,0,0.3);
    animation: heroFloat 6s ease-in-out infinite;
}
@keyframes heroFloat {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-20px); }
}

.hero-stats {
    display: flex;
    gap: 40px;
    margin-top: 48px;
    padding-top: 32px;
    border-top: 1px solid rgba(255,255,255,0.2);
}
.hero-stat .number {
    font-size: 36px;
    font-weight: 800;
    color: var(--white);
}
.hero-stat .label {
    font-size: 13px;
    color: rgba(255,255,255,0.7);
}

/* ===== Stats / Numbers Counter ===== */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}
.stat-card {
    text-align: center;
    padding: 40px 24px;
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}
.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--pink-primary), var(--rose-gold));
}
.stat-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-pink);
}
.stat-card .stat-number {
    font-size: 48px;
    font-weight: 800;
    background: linear-gradient(135deg, var(--pink-primary), var(--rose-gold));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 8px;
}
.stat-card .stat-label {
    font-size: 16px;
    color: var(--dark);
    font-weight: 600;
    margin-bottom: 4px;
}
.stat-card .stat-desc {
    font-size: 13px;
    color: var(--medium-gray);
}

/* ===== About Section ===== */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}
.about-image img {
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}
.about-text h2 { font-size: 36px; margin-bottom: 20px; }
.about-text p {
    margin-bottom: 16px;
    color: var(--medium-gray);
    font-size: 16px;
}
.about-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-top: 28px;
}
.about-feature {
    display: flex;
    align-items: flex-start;
    gap: 12px;
}
.about-feature .icon {
    width: 40px;
    height: 40px;
    background: var(--pink-soft);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--pink-primary);
    font-size: 18px;
    flex-shrink: 0;
}
.about-feature h4 { font-size: 15px; margin-bottom: 2px; }
.about-feature p { font-size: 13px; margin: 0; }

/* ===== Network Section ===== */
.network-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}
.network-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 40px 32px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border-top: 4px solid var(--pink-primary);
}
.network-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-md);
}
.network-card .network-icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--pink-soft), var(--pink-light));
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    margin-bottom: 24px;
}
.network-card h3 { font-size: 22px; margin-bottom: 12px; }
.network-card .big-number {
    font-size: 42px;
    font-weight: 800;
    color: var(--pink-primary);
    margin-bottom: 8px;
}
.network-card p { color: var(--medium-gray); font-size: 15px; }

/* ===== Global Reach ===== */
.global-banner {
    background: linear-gradient(135deg, var(--dark) 0%, #16213e 100%);
    border-radius: var(--radius-lg);
    padding: 60px;
    text-align: center;
    position: relative;
    overflow: hidden;
}
.global-banner::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="50" cy="50" r="40" fill="none" stroke="rgba(255,105,180,0.1)" stroke-width="0.5"/><circle cx="50" cy="50" r="30" fill="none" stroke="rgba(255,105,180,0.1)" stroke-width="0.5"/><circle cx="50" cy="50" r="20" fill="none" stroke="rgba(255,105,180,0.1)" stroke-width="0.5"/></svg>') center/contain;
    opacity: 0.5;
}
.global-banner .content { position: relative; z-index: 1; }
.global-banner h2 { color: var(--white); font-size: 36px; margin-bottom: 16px; }
.global-banner p { color: rgba(255,255,255,0.7); font-size: 18px; margin-bottom: 40px; }
.global-numbers {
    display: flex;
    justify-content: center;
    gap: 80px;
    flex-wrap: wrap;
}
.global-number .num {
    font-size: 56px;
    font-weight: 800;
    color: var(--pink-primary);
}
.global-number .lbl {
    color: rgba(255,255,255,0.7);
    font-size: 15px;
}

/* ===== Services Section ===== */
.services-tabs {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-bottom: 50px;
    flex-wrap: wrap;
}
.tab-btn {
    padding: 12px 28px;
    border: 2px solid var(--pink-primary);
    background: transparent;
    color: var(--pink-primary);
    border-radius: 50px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}
.tab-btn.active, .tab-btn:hover {
    background: var(--pink-primary);
    color: var(--white);
}
.tab-content { display: none; }
.tab-content.active { display: block; animation: fadeIn 0.5s ease; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }

.services-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}
.service-item {
    display: flex;
    gap: 16px;
    padding: 24px;
    background: var(--white);
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}
.service-item:hover {
    transform: translateX(8px);
    box-shadow: var(--shadow-md);
}
.service-item .dot {
    width: 12px;
    height: 12px;
    background: var(--pink-primary);
    border-radius: 50%;
    margin-top: 6px;
    flex-shrink: 0;
    position: relative;
}
.service-item .dot::after {
    content: '';
    position: absolute;
    top: -4px;
    left: -4px;
    width: 20px;
    height: 20px;
    border: 2px solid var(--pink-light);
    border-radius: 50%;
}
.service-item h4 { font-size: 16px; margin-bottom: 4px; }
.service-item p { font-size: 14px; color: var(--medium-gray); margin: 0; }

/* ===== Pricing Section ===== */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    align-items: start;
}
.pricing-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 40px 32px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    position: relative;
}
.pricing-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-md); }
.pricing-card.featured {
    background: linear-gradient(135deg, var(--dark), #16213e);
    color: var(--white);
    transform: scale(1.05);
}
.pricing-card.featured h3, .pricing-card.featured .price { color: var(--white); }
.pricing-card.featured .pricing-features li { color: rgba(255,255,255,0.8); }
.pricing-card .badge {
    position: absolute;
    top: -14px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, var(--pink-primary), var(--pink-dark));
    color: var(--white);
    padding: 6px 20px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
}
.pricing-card h3 { font-size: 22px; margin-bottom: 8px; }
.pricing-card .price {
    font-size: 38px;
    font-weight: 800;
    color: var(--pink-primary);
    margin: 20px 0 4px;
}
.pricing-card .price small { font-size: 14px; font-weight: 400; color: var(--medium-gray); }
.pricing-card.featured .price small { color: rgba(255,255,255,0.6); }
.pricing-card .period { font-size: 14px; color: var(--medium-gray); margin-bottom: 24px; }
.pricing-card.featured .period { color: rgba(255,255,255,0.6); }
.pricing-features { margin-bottom: 32px; }
.pricing-features li {
    padding: 10px 0;
    border-bottom: 1px solid rgba(0,0,0,0.06);
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 10px;
}
.pricing-card.featured .pricing-features li { border-bottom-color: rgba(255,255,255,0.1); }
.pricing-features li::before {
    content: '✓';
    color: var(--pink-primary);
    font-weight: 700;
    font-size: 16px;
}
.pricing-features li.negative::before { content: '✕'; color: #ccc; }
.pricing-card .btn { width: 100%; justify-content: center; }

/* ===== Why Choose Us ===== */
.why-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}
.why-card {
    display: flex;
    gap: 24px;
    padding: 36px;
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}
.why-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.why-card .why-icon {
    width: 56px;
    height: 56px;
    min-width: 56px;
    background: linear-gradient(135deg, var(--pink-primary), var(--rose-gold));
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 24px;
}
.why-card h3 { font-size: 18px; margin-bottom: 8px; }
.why-card p { font-size: 14px; color: var(--medium-gray); margin: 0; }

/* ===== Contact Section ===== */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}
.contact-info h2 { font-size: 36px; margin-bottom: 16px; }
.contact-info > p { color: var(--medium-gray); margin-bottom: 32px; font-size: 16px; }
.contact-item {
    display: flex;
    gap: 16px;
    margin-bottom: 24px;
    align-items: flex-start;
}
.contact-item .ci-icon {
    width: 48px;
    height: 48px;
    background: var(--pink-soft);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--pink-primary);
    font-size: 20px;
    flex-shrink: 0;
}
.contact-item h4 { font-size: 15px; margin-bottom: 2px; }
.contact-item p { font-size: 14px; color: var(--medium-gray); margin: 0; }

.contact-form {
    background: var(--white);
    padding: 40px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}
.form-group { margin-bottom: 20px; }
.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--dark);
}
.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 14px 18px;
    border: 2px solid #eee;
    border-radius: var(--radius);
    font-size: 15px;
    font-family: inherit;
    transition: var(--transition);
    background: var(--light-gray);
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--pink-primary);
    background: var(--white);
    box-shadow: 0 0 0 4px rgba(255,105,180,0.1);
}
.form-group textarea { min-height: 120px; resize: vertical; }
.contact-form .btn { width: 100%; justify-content: center; }

/* ===== Footer ===== */
.site-footer {
    background: var(--dark);
    color: rgba(255,255,255,0.7);
    padding: 60px 0 0;
}
.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    padding-bottom: 40px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}
.footer-brand h3 { color: var(--white); font-size: 24px; margin-bottom: 16px; }
.footer-brand h3 span { color: var(--pink-primary); }
.footer-brand p { font-size: 14px; line-height: 1.8; margin-bottom: 20px; }
.footer-social { display: flex; gap: 12px; }
.footer-social a {
    width: 40px;
    height: 40px;
    background: rgba(255,255,255,0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 16px;
}
.footer-social a:hover { background: var(--pink-primary); transform: translateY(-3px); }
.footer-col h4 { color: var(--white); font-size: 16px; margin-bottom: 20px; }
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul li a { color: rgba(255,255,255,0.6); font-size: 14px; }
.footer-col ul li a:hover { color: var(--pink-primary); padding-left: 4px; }
.footer-bottom {
    padding: 24px 0;
    text-align: center;
    font-size: 13px;
}

/* ===== Back to Top ===== */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--pink-primary), var(--pink-dark));
    color: var(--white);
    border: none;
    border-radius: 50%;
    font-size: 20px;
    cursor: pointer;
    box-shadow: var(--shadow-pink);
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: var(--transition);
    z-index: 999;
}
.back-to-top.visible { opacity: 1; visibility: visible; transform: translateY(0); }
.back-to-top:hover { transform: translateY(-4px); }

/* ===== Scroll Animations ===== */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}
.animate-on-scroll.animated {
    opacity: 1;
    transform: translateY(0);
}
.animate-on-scroll.delay-1 { transition-delay: 0.1s; }
.animate-on-scroll.delay-2 { transition-delay: 0.2s; }
.animate-on-scroll.delay-3 { transition-delay: 0.3s; }
.animate-on-scroll.delay-4 { transition-delay: 0.4s; }

/* ===== Mobile Menu ===== */
.mobile-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 300px;
    height: 100vh;
    background: var(--white);
    z-index: 2000;
    padding: 80px 32px 32px;
    transition: right 0.4s ease;
    box-shadow: -10px 0 40px rgba(0,0,0,0.1);
}
.mobile-menu.open { right: 0; }
.mobile-menu .close-btn {
    position: absolute;
    top: 24px;
    right: 24px;
    background: none;
    border: none;
    font-size: 28px;
    cursor: pointer;
    color: var(--dark);
}
.mobile-menu ul li { margin-bottom: 20px; }
.mobile-menu ul li a {
    color: var(--dark);
    font-size: 18px;
    font-weight: 600;
}
.mobile-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.5);
    z-index: 1500;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}
.mobile-overlay.open { opacity: 1; visibility: visible; }

/* ===== Responsive ===== */
@media (max-width: 992px) {
    .hero-content, .about-grid, .contact-grid { grid-template-columns: 1fr; gap: 40px; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .network-grid, .pricing-grid, .why-grid { grid-template-columns: 1fr; }
    .pricing-card.featured { transform: none; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .hero-text h1 { font-size: 42px; }
    .global-numbers { gap: 40px; }
    .services-grid { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
    .section { padding: 70px 0; }
    .nav-menu, .lang-switcher { display: none; }
    .mobile-toggle { display: flex; }
    .hero-text h1 { font-size: 34px; }
    .hero-text h1 span { font-size: 22px; }
    .section-title h2 { font-size: 30px; }
    .stats-grid { grid-template-columns: 1fr; }
    .about-features { grid-template-columns: 1fr; }
    .hero-stats { flex-wrap: wrap; gap: 24px; }
    .global-banner { padding: 40px 24px; }
    .global-numbers { gap: 30px; }
    .global-number .num { font-size: 40px; }
    .footer-grid { grid-template-columns: 1fr; }
    .contact-form { padding: 28px 20px; }
}

/* ===== WeChat QR Modal ===== */
.qr-modal-overlay {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0,0,0,0.6);
    backdrop-filter: blur(6px);
    z-index: 3000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}
.qr-modal-overlay.open {
    opacity: 1;
    visibility: visible;
}
.qr-modal {
    background: #fff;
    border-radius: 20px;
    padding: 40px;
    text-align: center;
    max-width: 360px;
    width: 90%;
    position: relative;
    transform: scale(0.9) translateY(20px);
    transition: transform 0.3s ease;
    box-shadow: 0 20px 60px rgba(0,0,0,0.3);
}
.qr-modal-overlay.open .qr-modal {
    transform: scale(1) translateY(0);
}
.qr-modal h3 {
    font-size: 20px;
    margin-bottom: 24px;
    color: var(--dark);
}
.qr-modal-close {
    position: absolute;
    top: 12px;
    right: 16px;
    background: none;
    border: none;
    font-size: 28px;
    color: #999;
    cursor: pointer;
    line-height: 1;
    transition: var(--transition);
}
.qr-modal-close:hover { color: var(--pink-primary); }
.qr-placeholder {
    width: 220px;
    height: 220px;
    margin: 0 auto 20px;
    border-radius: 16px;
    overflow: hidden;
    background: var(--pink-soft);
    display: flex;
    align-items: center;
    justify-content: center;
}
.qr-placeholder img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.qr-placeholder-inner {
    color: var(--pink-light);
    text-align: center;
    padding: 20px;
}
.qr-placeholder-inner p {
    font-size: 12px;
    color: #aaa;
    margin-top: 12px;
    line-height: 1.5;
}
.qr-wechat-id {
    font-size: 15px;
    color: var(--medium-gray);
    font-weight: 600;
    letter-spacing: 0.5px;
}
.wechat-qr-trigger {
    cursor: pointer;
}