/* ==========================================
   国际人28 - 折纸几何设计系统
   风格：折纸艺术 Origami Geometric
   配色：陶土红 + 墨绿 + 暖金 + 米白基底
   ========================================== */

/* 基础重置 */
*, *::before, *::after { 
    margin: 0; 
    padding: 0; 
    box-sizing: border-box; 
}

body { 
    font-family: system-ui, 'PingFang SC', 'Microsoft YaHei', sans-serif; 
    overflow-x: hidden; 
    background: #FBF5EB; 
    color: #2D2D2D; 
    line-height: 1.6; 
}

::selection { 
    background: #E8614D; 
    color: #fff; 
}

/* 核心布局 — 必须居中 */
.container { 
    max-width: 1200px; 
    margin: 0 auto; 
    padding: 0 24px; 
}

.section { 
    padding: 100px 0; 
    position: relative; 
}

.section:nth-child(even) { 
    background: #F7F0E6; 
}

/* 折纸装饰背景线 */
.section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #E8614D 0%, #E8B84B 50%, #3A7D6B 100%);
    opacity: 0.3;
}

/* 导航 — 固定顶部 */
.site-header { 
    position: fixed; 
    top: 0; 
    left: 0; 
    width: 100%; 
    z-index: 1000; 
    background: rgba(251, 245, 235, 0.92); 
    backdrop-filter: blur(12px); 
    border-bottom: none; 
    box-shadow: 0 2px 24px rgba(232, 97, 77, 0.06);
}

/* 折纸切割底部边缘 */
.site-header::after {
    content: '';
    position: absolute;
    bottom: -6px;
    left: 0;
    right: 0;
    height: 12px;
    background: 
        linear-gradient(135deg, #FBF5EB 33.33%, transparent 33.33%) 0 0,
        linear-gradient(225deg, #FBF5EB 33.33%, transparent 33.33%) 0 0;
    background-size: 12px 12px;
    background-repeat: repeat-x;
    opacity: 0.6;
}

.header-inner { 
    display: flex; 
    align-items: center; 
    justify-content: space-between; 
    height: 72px; 
    max-width: 1200px; 
    margin: 0 auto; 
    padding: 0 24px; 
    position: relative; 
}

.logo { 
    display: flex; 
    align-items: center; 
    gap: 10px; 
    font-weight: 800; 
    font-size: 1.3rem; 
    text-decoration: none; 
    color: #2D2D2D; 
    letter-spacing: -0.5px; 
}

.logo-icon { 
    width: 40px; 
    height: 40px; 
    border-radius: 4px; 
    display: flex; 
    align-items: center; 
    justify-content: center; 
    font-size: 1.1rem; 
    background: linear-gradient(135deg, #E8614D, #E8B84B); 
    color: #fff; 
    transform: rotate(0deg); 
    transition: transform 0.4s ease; 
    position: relative; 
    overflow: hidden; 
}

.logo-icon::after {
    content: '';
    position: absolute;
    bottom: 0;
    right: 0;
    width: 14px;
    height: 14px;
    background: rgba(255,255,255,0.25);
    clip-path: polygon(100% 0, 0 100%, 100% 100%);
}

.logo:hover .logo-icon { 
    transform: rotate(-8deg); 
}

.main-nav { 
    display: flex; 
    align-items: center; 
    gap: 32px; 
    list-style: none; 
}

.main-nav a { 
    text-decoration: none; 
    font-size: 0.9rem; 
    font-weight: 500; 
    color: #2D2D2D; 
    transition: 0.25s; 
    padding: 6px 0; 
    position: relative; 
    letter-spacing: 0.3px; 
}

/* 折纸菱形指示器 */
.main-nav a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 50%;
    transform: translateX(-50%) rotate(45deg);
    width: 6px;
    height: 6px;
    background: #E8614D;
    opacity: 0;
    transition: 0.25s;
}

.main-nav a:hover { 
    color: #E8614D; 
}

.main-nav a:hover::after { 
    opacity: 1; 
    bottom: -2px; 
}

.nav-cta { 
    padding: 10px 24px; 
    border-radius: 4px; 
    color: #fff !important; 
    font-weight: 600; 
    background: linear-gradient(135deg, #E8614D, #D64F3E) !important; 
    box-shadow: 0 4px 12px rgba(232, 97, 77, 0.3); 
    transition: all 0.3s ease !important; 
    position: relative; 
    overflow: hidden; 
}

/* 按钮折角 */
.nav-cta::after {
    content: '';
    position: absolute;
    bottom: 0;
    right: 0;
    width: 16px;
    height: 16px;
    background: rgba(255,255,255,0.15);
    clip-path: polygon(100% 0, 0 100%, 100% 100%);
}

.nav-cta:hover { 
    transform: translateY(-2px); 
    box-shadow: 0 6px 20px rgba(232, 97, 77, 0.4) !important; 
    color: #fff !important; 
}

.nav-cta::before {
    display: none;
}

.menu-toggle { 
    display: none; 
    flex-direction: column; 
    gap: 5px; 
    cursor: pointer; 
    padding: 4px; 
    background: none; 
    border: none; 
}

.menu-toggle span {
    width: 26px;
    height: 3px;
    background: #2D2D2D;
    border-radius: 0;
    transition: 0.3s;
    transform-origin: center;
}

/* 首页Hero */
.hero { 
    min-height: 80vh; 
    display: flex; 
    align-items: center; 
    position: relative; 
    overflow: hidden; 
    padding-top: 72px; 
}

/* 折纸背景几何装饰 */
.hero::before {
    content: '';
    position: absolute;
    top: -20%;
    right: -10%;
    width: 60%;
    height: 80%;
    background: 
        linear-gradient(135deg, rgba(232, 97, 77, 0.04) 0%, transparent 50%),
        linear-gradient(225deg, rgba(232, 184, 75, 0.06) 0%, transparent 50%);
    clip-path: polygon(20% 0%, 100% 0%, 80% 100%, 0% 100%);
    z-index: 0;
    pointer-events: none;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: -10%;
    left: -5%;
    width: 40%;
    height: 40%;
    background: linear-gradient(135deg, rgba(58, 125, 107, 0.04) 0%, transparent 60%);
    clip-path: polygon(0% 20%, 100% 0%, 80% 100%, 0% 80%);
    z-index: 0;
    pointer-events: none;
}

.hero-content { 
    max-width: 720px; 
    position: relative; 
    z-index: 1; 
}

.hero-eyebrow { 
    display: inline-block; 
    font-size: 0.8rem; 
    font-weight: 700; 
    padding: 6px 18px; 
    border-radius: 0; 
    margin-bottom: 20px; 
    background: linear-gradient(135deg, #F0E4D3, #E8DCC8); 
    color: #5A4A3A; 
    letter-spacing: 2px; 
    text-transform: uppercase; 
    position: relative; 
}

/* 标签折角 */
.hero-eyebrow::after {
    content: '';
    position: absolute;
    bottom: 0;
    right: 0;
    width: 12px;
    height: 12px;
    background: #FBF5EB;
    clip-path: polygon(100% 0, 0 100%, 100% 100%);
}

.hero h1 { 
    font-size: 3.4rem; 
    line-height: 1.15; 
    margin-bottom: 20px; 
    font-weight: 800; 
    letter-spacing: -1px; 
    color: #2D2D2D; 
    position: relative; 
    display: inline-block; 
}

/* 标题折纸装饰线 */
.hero h1::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, #E8614D, #E8B84B);
    border-radius: 0;
}

.hero p { 
    font-size: 1.15rem; 
    opacity: 0.7; 
    max-width: 560px; 
    margin-bottom: 36px; 
    line-height: 1.7; 
    color: #4A4A4A; 
}

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

.hero-image { 
    border-radius: 4px; 
    overflow: hidden; 
    position: relative; 
    box-shadow: 8px 8px 0 rgba(232, 97, 77, 0.08); 
}

.hero-image::after {
    content: '';
    position: absolute;
    bottom: 0;
    right: 0;
    width: 32px;
    height: 32px;
    background: linear-gradient(135deg, transparent 50%, rgba(251, 245, 235, 0.8) 50%);
    z-index: 1;
}

.hero-image img { 
    width: 100%; 
    height: auto; 
    display: block; 
}

/* 按钮 */
.btn { 
    display: inline-flex; 
    align-items: center; 
    gap: 8px; 
    padding: 14px 32px; 
    border-radius: 4px; 
    font-weight: 600; 
    cursor: pointer; 
    border: none; 
    text-decoration: none; 
    transition: all 0.3s ease; 
    font-size: 0.95rem; 
    position: relative; 
    letter-spacing: 0.3px; 
}

.btn-primary { 
    color: #fff; 
    background: linear-gradient(135deg, #E8614D, #D64F3E); 
    box-shadow: 0 4px 16px rgba(232, 97, 77, 0.25); 
}

/* 按钮折角 */
.btn-primary::after {
    content: '';
    position: absolute;
    bottom: 0;
    right: 0;
    width: 18px;
    height: 18px;
    background: rgba(255,255,255,0.12);
    clip-path: polygon(100% 0, 0 100%, 100% 100%);
}

.btn-primary:hover { 
    transform: translateY(-3px); 
    box-shadow: 0 8px 28px rgba(232, 97, 77, 0.35); 
}

.btn-outline { 
    background: transparent; 
    border: 2px solid #E8614D; 
    color: #E8614D; 
    position: relative; 
    overflow: hidden; 
}

.btn-outline::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(232, 97, 77, 0.04), transparent);
    transition: 0.3s;
}

.btn-outline::after {
    content: '';
    position: absolute;
    bottom: 0;
    right: 0;
    width: 18px;
    height: 18px;
    background: linear-gradient(135deg, transparent 50%, rgba(232, 97, 77, 0.08) 50%);
}

.btn-outline:hover { 
    background: #E8614D; 
    color: #fff; 
    transform: translateY(-2px); 
    box-shadow: 0 6px 20px rgba(232, 97, 77, 0.2); 
}

.btn-outline:hover::before {
    opacity: 0;
}

/* 标签/标题 */
.section-label { 
    display: inline-block; 
    font-size: 0.75rem; 
    font-weight: 700; 
    letter-spacing: 3px; 
    margin-bottom: 12px; 
    color: #E8614D; 
    text-transform: uppercase; 
    position: relative; 
    padding-left: 16px; 
}

.section-label::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 6px;
    height: 6px;
    background: #E8614D;
    transform: translateY(-50%) rotate(45deg);
}

.section-title { 
    font-size: 2.4rem; 
    margin-bottom: 14px; 
    font-weight: 800; 
    letter-spacing: -0.5px; 
    color: #2D2D2D; 
    line-height: 1.2; 
}

.section-desc { 
    max-width: 600px; 
    opacity: 0.7; 
    margin-bottom: 48px; 
    font-size: 1.05rem; 
    color: #4A4A4A; 
}

/* 卡片网格 */
.cards-grid { 
    display: grid; 
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); 
    gap: 28px; 
}

.category-card { 
    border-radius: 4px; 
    padding: 32px 28px; 
    background: #FFFFFF; 
    border: 1px solid #EDE4D8; 
    transition: all 0.35s ease; 
    position: relative; 
    box-shadow: 0 2px 8px rgba(0,0,0,0.02); 
    overflow: hidden; 
}

/* 卡片折角效果 */
.category-card::after {
    content: '';
    position: absolute;
    bottom: 0;
    right: 0;
    width: 32px;
    height: 32px;
    background: linear-gradient(135deg, transparent 50%, #F0E4D3 50%);
    transition: all 0.35s ease;
}

/* 卡片折痕线 */
.category-card::before {
    content: '';
    position: absolute;
    top: 16px;
    left: 16px;
    right: 16px;
    height: 1px;
    background: linear-gradient(90deg, transparent, #EDE4D8, transparent);
    opacity: 0;
    transition: 0.35s;
}

.category-card:hover { 
    transform: translateY(-6px); 
    box-shadow: 0 12px 32px rgba(232, 97, 77, 0.08), 0 2px 8px rgba(0,0,0,0.02); 
    border-color: #E8C8B0; 
}

.category-card:hover::after { 
    width: 40px; 
    height: 40px; 
    background: linear-gradient(135deg, transparent 50%, #E8C8B0 50%); 
}

.category-card:hover::before { 
    opacity: 1; 
}

.card-icon { 
    width: 52px; 
    height: 52px; 
    border-radius: 4px; 
    display: flex; 
    align-items: center; 
    justify-content: center; 
    margin-bottom: 18px; 
    font-size: 1.4rem; 
    background: linear-gradient(135deg, #F7F0E6, #EDE4D8); 
    color: #E8614D; 
    position: relative; 
    overflow: hidden; 
}

.card-icon::after {
    content: '';
    position: absolute;
    bottom: 0;
    right: 0;
    width: 12px;
    height: 12px;
    background: rgba(232, 97, 77, 0.1);
    clip-path: polygon(100% 0, 0 100%, 100% 100%);
}

.card-link { 
    font-weight: 600; 
    font-size: 0.85rem; 
    text-decoration: none; 
    color: #E8614D; 
    display: inline-flex; 
    align-items: center; 
    gap: 6px; 
    transition: 0.25s; 
    margin-top: 8px; 
}

.card-link:hover { 
    gap: 12px; 
    color: #D64F3E; 
}

/* 特性块 */
.feature-block { 
    display: grid; 
    grid-template-columns: 1fr 1fr; 
    gap: 64px; 
    align-items: center; 
}

.feature-image { 
    border-radius: 4px; 
    overflow: hidden; 
    box-shadow: 10px 10px 0 rgba(232, 97, 77, 0.06); 
    position: relative; 
}

.feature-image::after {
    content: '';
    position: absolute;
    bottom: 0;
    right: 0;
    width: 28px;
    height: 28px;
    background: linear-gradient(135deg, transparent 50%, rgba(251, 245, 235, 0.7) 50%);
}

.feature-image img { 
    width: 100%; 
    height: auto; 
    display: block; 
}

.feature-text { 
    position: relative; 
}

.feature-text .section-title {
    font-size: 2rem;
}

.feature-text .section-desc {
    margin-bottom: 28px;
}

.feature-list { 
    list-style: none; 
}

.feature-list li { 
    padding: 8px 0; 
    display: flex; 
    align-items: center; 
    gap: 12px; 
    font-weight: 500; 
    border-bottom: 1px solid rgba(237, 228, 216, 0.5); 
}

.feature-list li:last-child {
    border-bottom: none;
}

.feature-list li::before { 
    content: '✦'; 
    font-weight: 400; 
    color: #E8B84B; 
    font-size: 0.9rem; 
}

/* 数据条 */
.stats-bar { 
    display: grid; 
    grid-template-columns: repeat(4, 1fr); 
    gap: 24px; 
    text-align: center; 
}

.stat-item { 
    padding: 32px 20px; 
    border-radius: 4px; 
    background: #FFFFFF; 
    border: 1px solid #EDE4D8; 
    position: relative; 
    overflow: hidden; 
    transition: 0.3s; 
}

/* 统计折角 */
.stat-item::after {
    content: '';
    position: absolute;
    bottom: 0;
    right: 0;
    width: 24px;
    height: 24px;
    background: linear-gradient(135deg, transparent 50%, #F0E4D3 50%);
    transition: 0.3s;
}

.stat-item:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(232, 97, 77, 0.06);
}

.stat-item:hover::after {
    width: 32px;
    height: 32px;
    background: linear-gradient(135deg, transparent 50%, #E8C8B0 50%);
}

.stat-number { 
    font-size: 2.6rem; 
    font-weight: 800; 
    color: #E8614D; 
    line-height: 1.1; 
    letter-spacing: -1px; 
}

.stat-label { 
    font-size: 0.9rem; 
    opacity: 0.6; 
    margin-top: 8px; 
    font-weight: 500; 
    color: #4A4A4A; 
}

/* 内容墙 */
.content-wall { 
    display: grid; 
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); 
    gap: 28px; 
}

.content-wall-item { 
    border-radius: 4px; 
    overflow: hidden; 
    background: #FFFFFF; 
    border: 1px solid #EDE4D8; 
    transition: all 0.35s ease; 
    position: relative; 
}

/* 内容墙折角 */
.content-wall-item::after {
    content: '';
    position: absolute;
    bottom: 0;
    right: 0;
    width: 28px;
    height: 28px;
    background: linear-gradient(135deg, transparent 50%, #F0E4D3 50%);
    z-index: 2;
    transition: 0.35s;
}

.content-wall-item:hover { 
    transform: translateY(-6px); 
    box-shadow: 0 12px 32px rgba(232, 97, 77, 0.06); 
    border-color: #E8C8B0; 
}

.content-wall-item:hover::after {
    width: 36px;
    height: 36px;
    background: linear-gradient(135deg, transparent 50%, #E8C8B0 50%);
}

.content-wall-item img { 
    width: 100%; 
    height: 220px; 
    object-fit: cover; 
    display: block; 
    transition: 0.4s; 
}

.content-wall-item:hover img {
    transform: scale(1.03);
}

.content-wall-body { 
    padding: 24px; 
}

.content-wall-body h3 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 8px;
    color: #2D2D2D;
}

.content-wall-body p {
    font-size: 0.9rem;
    opacity: 0.65;
    line-height: 1.6;
}

/* FAQ */
.faq-list { 
    max-width: 800px; 
    margin: 0 auto; 
}

.faq-item { 
    border: 1px solid #EDE4D8; 
    border-radius: 4px; 
    margin-bottom: 10px; 
    overflow: hidden; 
    cursor: pointer; 
    background: #FFFFFF; 
    transition: 0.3s; 
    position: relative; 
}

.faq-item::after {
    content: '';
    position: absolute;
    bottom: 0;
    right: 0;
    width: 16px;
    height: 16px;
    background: linear-gradient(135deg, transparent 50%, #F0E4D3 50%);
    transition: 0.3s;
}

.faq-item:hover {
    border-color: #E8C8B0;
}

.faq-item.open {
    border-color: #E8C8B0;
}

.faq-item .faq-question { 
    padding: 18px 24px; 
    font-weight: 600; 
    display: flex; 
    justify-content: space-between; 
    align-items: center; 
    font-size: 1.05rem; 
    color: #2D2D2D; 
    transition: 0.3s; 
}

.faq-item .faq-question::after {
    content: '▸';
    font-size: 1.2rem;
    color: #E8614D;
    transition: 0.3s;
    transform: rotate(0deg);
}

.faq-item.open .faq-question::after {
    transform: rotate(90deg);
}

.faq-item .faq-answer { 
    padding: 0 24px 18px; 
    display: none; 
    opacity: 0.7; 
    line-height: 1.7; 
    color: #4A4A4A; 
}

.faq-item.open .faq-answer { 
    display: block; 
    animation: faqSlide 0.3s ease; 
}

@keyframes faqSlide {
    from { opacity: 0; transform: translateY(-8px); }
    to { opacity: 1; transform: translateY(0); }
}

/* CTA横幅 */
.cta-banner { 
    padding: 64px 32px; 
    text-align: center; 
    border-radius: 4px; 
    background: linear-gradient(135deg, #E8614D, #D64F3E, #C44A3A); 
    color: #fff; 
    position: relative; 
    overflow: hidden; 
    box-shadow: 0 8px 32px rgba(232, 97, 77, 0.2); 
}

/* CTA折纸装饰 */
.cta-banner::before {
    content: '';
    position: absolute;
    top: -30%;
    right: -20%;
    width: 60%;
    height: 150%;
    background: rgba(255,255,255,0.04);
    clip-path: polygon(30% 0%, 100% 0%, 70% 100%, 0% 100%);
    pointer-events: none;
}

.cta-banner::after {
    content: '';
    position: absolute;
    bottom: 0;
    right: 0;
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, transparent 50%, rgba(255,255,255,0.08) 50%);
}

.cta-banner h2 { 
    color: #fff; 
    font-size: 2.2rem; 
    font-weight: 800; 
    margin-bottom: 12px; 
    position: relative; 
    z-index: 1; 
}

.cta-banner p {
    color: rgba(255,255,255,0.85);
    font-size: 1.05rem;
    margin-bottom: 28px;
    position: relative;
    z-index: 1;
}

.cta-banner .btn-primary { 
    background: #fff; 
    color: #E8614D; 
    box-shadow: 0 4px 16px rgba(0,0,0,0.1); 
}

.cta-banner .btn-primary::after {
    background: rgba(232, 97, 77, 0.08);
}

.cta-banner .btn-primary:hover { 
    transform: translateY(-3px); 
    box-shadow: 0 8px 24px rgba(0,0,0,0.15); 
}

/* 页脚 */
.site-footer { 
    padding: 64px 0 28px; 
    background: #F5EDE2; 
    position: relative; 
}

.site-footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #E8614D, #E8B84B, #3A7D6B);
    opacity: 0.15;
}

.site-footer .container { 
    position: relative; 
}

.footer-grid { 
    display: grid; 
    grid-template-columns: 2fr 1fr 1fr 1fr; 
    gap: 48px; 
}

.footer-brand { 
    font-size: 0.95rem; 
    line-height: 1.7; 
    color: #4A4A4A; 
}

.footer-brand .logo {
    margin-bottom: 16px;
    font-size: 1.2rem;
}

.footer-col h4 { 
    font-weight: 700; 
    font-size: 0.95rem; 
    margin-bottom: 16px; 
    color: #2D2D2D; 
    position: relative; 
    display: inline-block; 
}

.footer-col h4::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 20px;
    height: 2px;
    background: #E8614D;
}

.footer-col ul { 
    list-style: none; 
}

.footer-col li { 
    margin-bottom: 10px; 
}

.footer-col a { 
    text-decoration: none; 
    color: #4A4A4A; 
    font-size: 0.9rem; 
    transition: 0.25s; 
    display: inline-flex; 
    align-items: center; 
    gap: 4px; 
}

.footer-col a:hover { 
    color: #E8614D; 
    gap: 8px; 
}

.footer-bottom { 
    border-top: 1px solid rgba(232, 97, 77, 0.1); 
    margin-top: 48px; 
    padding-top: 24px; 
    text-align: center; 
    font-size: 0.85rem; 
    color: #6A5A4A; 
}

/* 工具类 */
.text-accent { 
    color: #E8614D; 
}

.text-center { 
    text-align: center; 
}

.seo-description { 
    max-width: 600px; 
    margin: 0 auto 48px; 
    opacity: 0.7; 
    font-size: 1.05rem; 
    line-height: 1.7; 
}

.mt-0 { 
    margin-top: 0; 
}

.mb-0 { 
    margin-bottom: 0; 
}

/* ===== 响应式 ===== */

@media (max-width: 1024px) {
    .hero h1 { font-size: 2.8rem; }
    .section-title { font-size: 2rem; }
    .feature-block { gap: 40px; }
    .footer-grid { grid-template-columns: 1fr 1fr 1fr; }
    .footer-grid .footer-brand { grid-column: 1 / -1; }
}

@media (max-width: 768px) {
    .hero { 
        min-height: auto; 
        padding: 100px 0 60px; 
    }

    .hero h1 { 
        font-size: 2.2rem; 
    }

    .hero p { 
        font-size: 1rem; 
    }

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

    .hero-buttons .btn {
        justify-content: center;
    }

    .feature-block { 
        grid-template-columns: 1fr; 
        gap: 32px; 
    }

    .feature-block .feature-image {
        order: -1;
    }

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

    .footer-grid { 
        grid-template-columns: 1fr 1fr; 
        gap: 32px; 
    }

    .main-nav { 
        display: none; 
        position: absolute; 
        top: 72px; 
        left: 0; 
        width: 100%; 
        background: #FBF5EB; 
        padding: 24px 20px; 
        flex-direction: column; 
        gap: 16px; 
        box-shadow: 0 12px 32px rgba(0,0,0,0.06); 
        border-top: 2px solid rgba(232, 97, 77, 0.06); 
    }

    .main-nav.open { 
        display: flex; 
    }

    .main-nav a::after {
        display: none;
    }

    .main-nav a:hover {
        padding-left: 8px;
    }

    .menu-toggle { 
        display: flex; 
        flex-direction: column; 
        gap: 5px; 
        cursor: pointer; 
        padding: 4px; 
        background: none; 
        border: none; 
        z-index: 10; 
    }

    .menu-toggle span {
        display: block;
        width: 26px;
        height: 3px;
        background: #2D2D2D;
        border-radius: 0;
        transition: 0.3s;
    }

    .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(6px, -6px);
    }

    .section { padding: 60px 0; }
    .section-title { font-size: 1.7rem; }
    .cards-grid { gap: 20px; }
    .content-wall { gap: 20px; }
    .cta-banner { padding: 48px 24px; }
    .cta-banner h2 { font-size: 1.6rem; }
    .stat-number { font-size: 2rem; }
}

@media (max-width: 480px) {
    .cards-grid,
    .content-wall,
    .stats-bar { 
        grid-template-columns: 1fr; 
    }

    .footer-grid { 
        grid-template-columns: 1fr; 
        gap: 24px; 
    }

    .hero h1 { 
        font-size: 1.8rem; 
    }

    .hero-buttons { 
        flex-direction: column; 
    }

    .hero-buttons .btn {
        width: 100%;
        justify-content: center;
    }

    .section-title { 
        font-size: 1.4rem; 
    }

    .stat-item { 
        padding: 24px 16px; 
    }

    .stat-number { 
        font-size: 1.8rem; 
    }

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

    .content-wall-body { 
        padding: 18px; 
    }

    .cta-banner { 
        padding: 36px 20px; 
    }

    .cta-banner h2 { 
        font-size: 1.3rem; 
    }

    .header-inner { 
        height: 64px; 
    }
}