/* ===================================================
   中科国源企业官网 - IBM Carbon 克制企业�?   品牌�?#fa8c16 / 设计原则: 白底+细边�?小圆�?层次排版
   =================================================== */

/* --- CSS 变量 --- */
:root {
    --primary: #d46b08;
    --primary-light: #fa8c16;
    --primary-dark: #a04000;
    --primary-bg: rgba(212, 107, 8, 0.06);

    --ink: #161616;
    --ink-muted: #525252;
    --ink-subtle: #8c8c8c;

    --canvas: #ffffff;
    --surface-1: #f4f4f4;
    --surface-2: #e0e0e0;

    --hairline: #e0e0e0;
    --hairline-strong: #161616;

    --shadow-sm: 0 1px 3px rgba(0,0,0,0.04);
    --shadow-md: 0 2px 8px rgba(0,0,0,0.06);

    /* 补充变量 - 详情页/子页共用 */
    --primary-gradient: linear-gradient(135deg, #fa8c16, #d46b08);
    --bg-section: #f4f4f4;
    --bg-card: #ffffff;
    --border-subtle: #e0e0e0;
    --border-hover: #525252;
    --shadow-card: 0 1px 3px rgba(0,0,0,0.04);
    --shadow-card-hover: 0 4px 16px rgba(0,0,0,0.08);
    --radius-md: 8px;
    --gold: #fa8c16;
    --text-primary: #161616;
    --text-secondary: #525252;

    --radius: 2px;
    --radius-sm: 4px;
    --transition: 0.2s ease;
}

/* --- Reset --- */
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;font-size:16px}
body{
    font-family:'PingFang SC','Microsoft YaHei',-apple-system,BlinkMacSystemFont,sans-serif;
    background:var(--canvas);
    color:var(--ink);
    line-height:1.6;
    overflow-x:hidden;
    -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none;transition:color var(--transition)}
ul{list-style:none}
img{max-width:100%;height:auto}

/* --- 容器 --- */
.container{max-width:1200px;margin:0 auto;padding:0 32px}

/* --- 区块通用 --- */
.section{padding:96px 0;position:relative;background:var(--canvas)}
.section-alt{background:var(--surface-1)}

/* 清理装饰：去掉光�?毛玻�?*/
.section-glow,.section-wave,.decorative-ring,.decorative-dot-grid,
.hero-decor-ring-1,.hero-decor-ring-2,.hero-overlay{display:none}

/* --- 区块标题 --- */
.section-header{text-align:center;margin-bottom:64px;position:relative;z-index:1}
.section-tag{
    display:inline-block;
    font-size:12px;font-weight:600;
    letter-spacing:3px;
    color:var(--primary);
    text-transform:uppercase;
    margin-bottom:16px;
}
.section-title{
    font-size:clamp(2rem,4.5vw,2.8rem);
    font-weight:300;
    color:var(--ink);
    margin-bottom:12px;
    line-height:1.25;
    letter-spacing:-0.01em;
}
.section-subtitle{
    font-size:18px;
    color:var(--ink-muted);
    margin-bottom:6px;
    font-weight:400;
}
.section-desc{
    font-size:15px;
    color:var(--ink-subtle);
    max-width:560px;
    margin:0 auto;
}

/* ================ 导航�?================ */
.navbar{
    position:fixed;
    top:0;left:0;right:0;
    z-index:1000;
    padding:16px 0;
    transition:all var(--transition);
    background:var(--canvas);
    border-bottom:1px solid transparent;
}
.navbar.scrolled{
    border-bottom:1px solid var(--hairline);
    box-shadow:var(--shadow-sm);
}
.nav-container{
    max-width:1320px;margin:0 auto;padding:0 16px;
    display:flex;align-items:center;justify-content:space-between;
}
.nav-logo{display:flex;align-items:center;gap:10px;font-weight:600;font-size:18px;z-index:1001}
.logo-icon{
    display:inline-flex;align-items:center;justify-content:center;
    width:36px;height:36px;
    background:var(--primary);
    border-radius:var(--radius);
    font-size:16px;font-weight:700;
    color:#fff;
}
.logo-text{color:var(--ink)}
.nav-menu{display:flex;align-items:center;gap:0}
.nav-link{
    padding:6px 9px;font-size:12px;font-weight:500;white-space:nowrap;
    color:var(--ink-muted);
    border-radius:var(--radius);
    transition:all var(--transition);
}
.nav-link:hover,.nav-link.active{color:var(--primary);background:var(--primary-bg)}
.nav-link[style*="color:#fa8c16"]{color:var(--primary)!important;font-weight:600}

/* 移动端菜�?*/
.nav-toggle{display:none;flex-direction:column;gap:4px;background:none;border:none;cursor:pointer;padding:4px;z-index:1001}
.nav-toggle span{display:block;width:22px;height:1.5px;background:var(--ink);transition:all var(--transition)}
.nav-toggle.active span:nth-child(1){transform:rotate(45deg) translate(5px,5px)}
.nav-toggle.active span:nth-child(2){opacity:0}
.nav-toggle.active span:nth-child(3){transform:rotate(-45deg) translate(5px,-5px)}

/* ================ Hero ================ */
.hero{
    position:relative;
    min-height:100vh;
    display:flex;
    align-items:center;
    justify-content:center;
    background:var(--canvas);
    border-bottom:1px solid var(--hairline);
}
#heroCanvas{position:absolute;top:0;left:0;width:100%;height:100%;z-index:0}
.hero-content{position:relative;z-index:2;text-align:center;padding:0 32px;max-width:860px}
.hero-badge{
    display:inline-flex;align-items:center;gap:8px;
    padding:6px 20px;
    border:1px solid var(--hairline);
    border-radius:50px;
    font-size:12px;color:var(--ink-muted);
    letter-spacing:2px;
    margin-bottom:32px;
    background:var(--surface-1);
}
.hero-badge-dot{width:6px;height:6px;background:var(--primary);border-radius:50%}
.hero-title{
    font-size:clamp(2.4rem,6vw,3.8rem);
    font-weight:300;
    line-height:1.2;
    margin-bottom:20px;
    color:var(--ink);
    letter-spacing:-0.02em;
}
.text-gradient{color:var(--primary);-webkit-text-fill-color:var(--primary)}
.hero-subtitle{
    font-size:clamp(1rem,2.5vw,1.15rem);
    color:var(--ink-muted);
    margin-bottom:48px;
    line-height:1.8;
}
.hero-stats{
    display:flex;justify-content:center;gap:56px;margin-bottom:48px;flex-wrap:wrap;
}
.stat-item{text-align:center}
.stat-number{
    font-family:'DIN Alternate','Helvetica Neue',sans-serif;
    font-size:clamp(2.4rem,5vw,3rem);
    font-weight:300;
    color:var(--primary);
    line-height:1;
}
.stat-suffix{
    font-family:'DIN Alternate','Helvetica Neue',sans-serif;
    font-size:clamp(1.2rem,2.5vw,1.6rem);
    color:var(--primary);
    font-weight:300;
}
.stat-label{display:block;font-size:13px;color:var(--ink-subtle);margin-top:8px;font-weight:400}

/* CTA */
.hero-cta-group{display:flex;align-items:center;justify-content:center;gap:12px;flex-wrap:wrap}
.hero-cta{
    display:inline-flex;align-items:center;gap:8px;
    padding:14px 36px;
    background:var(--primary);
    color:#fff;
    border-radius:var(--radius);
    font-size:15px;font-weight:500;
    transition:all var(--transition);
}
.hero-cta:hover{background:var(--primary-dark)}
.hero-cta-outline{
    background:transparent;
    border:1px solid var(--ink);
    color:var(--ink);
}
.hero-cta-outline:hover{background:var(--surface-1);color:var(--ink)}

/* 滑动指示 */
.scroll-indicator{
    position:absolute;bottom:40px;left:50%;transform:translateX(-50%);
    z-index:2;display:flex;flex-direction:column;align-items:center;gap:8px;
    color:var(--ink-subtle);font-size:11px;letter-spacing:2px;
}
.scroll-line{
    width:1px;height:36px;
    background:var(--hairline);
    animation:scrollPulse 2s ease-in-out infinite;
}
@keyframes scrollPulse{
    0%,100%{opacity:0.3;transform:scaleY(0.5)}
    50%{opacity:1;transform:scaleY(1)}
}

/* ================ 卡片系统（IBM Tile 风格�?================ */
.glass-card{
    background:var(--canvas);
    border:1px solid var(--hairline);
    border-radius:var(--radius);
    padding:32px;
    transition:all var(--transition);
    position:relative;z-index:1;
}
.glass-card:hover{
    border-color:var(--ink-muted);
    box-shadow:var(--shadow-md);
}
.glass-card::before{display:none}
.glass-card::after{display:none}

.card-icon{
    width:48px;height:48px;
    display:flex;align-items:center;justify-content:center;
    background:var(--primary-bg);
    border-radius:var(--radius);
    margin-bottom:20px;
    color:var(--primary);
}
.card-title{
    font-size:18px;font-weight:600;
    margin-bottom:12px;
    color:var(--ink);
}
.card-tags{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:14px}
.tag{
    padding:4px 12px;
    background:var(--surface-1);
    border:1px solid var(--hairline);
    border-radius:var(--radius);
    font-size:12px;color:var(--ink-muted);
    font-weight:400;
}
.tag:hover{background:var(--primary-bg);border-color:var(--primary-light);color:var(--primary)}
.card-desc{
    font-size:14px;color:var(--ink-muted);
    line-height:1.8;margin-bottom:20px;
}
.card-detail-btn{
    display:inline-flex;align-items:center;gap:6px;
    padding:8px 20px;
    background:transparent;
    border:1px solid var(--ink);
    color:var(--ink);
    border-radius:var(--radius);
    font-size:13px;font-weight:500;
    transition:all var(--transition);
    cursor:pointer;
}
.card-detail-btn:hover{background:var(--ink);color:#fff}

/* ================ 业务卡片网格 ================ */
.business-grid{
    display:grid;grid-template-columns:repeat(3,1fr);gap:20px;
    position:relative;z-index:1;
}
.business-grid-5{grid-template-columns:repeat(3,1fr)}

@media(min-width:1025px){
    .business-grid-5{grid-template-columns:repeat(6,1fr)}
    .business-grid-5>:nth-child(1),
    .business-grid-5>:nth-child(2),
    .business-grid-5>:nth-child(3){grid-column:span 2}
    .business-grid-5>:nth-child(4){grid-column:2/span 2}
    .business-grid-5>:nth-child(5){grid-column:4/span 2}
}
.business-grid-6{grid-template-columns:repeat(3,1fr)}
@media(min-width:1025px){
    .business-grid-6{grid-template-columns:repeat(3,1fr)}
}

/* ================ 优势卡片 ================ */
.advantage-grid{
    display:grid;grid-template-columns:repeat(4,1fr);gap:20px;
    position:relative;z-index:1;
}
.advantage-card{
    text-align:center;
    padding:40px 24px;
    background:var(--canvas);
    border:1px solid var(--hairline);
    border-radius:var(--radius);
    transition:all var(--transition);
    position:relative;z-index:1;
}
.advantage-card:hover{border-color:var(--ink-muted);box-shadow:var(--shadow-md)}
.advantage-card::after{display:none}
.adv-icon-wrap{
    width:56px;height:56px;
    display:flex;align-items:center;justify-content:center;
    background:var(--primary-bg);
    border-radius:var(--radius);
    margin:0 auto 18px;
    color:var(--primary);
}
.advantage-card h3{font-size:16px;font-weight:600;margin-bottom:10px;color:var(--ink)}
.adv-highlight{
    font-family:'DIN Alternate','Helvetica Neue',sans-serif;
    font-size:28px;font-weight:300;
    color:var(--primary);margin-bottom:10px;
}
.advantage-card p{font-size:13px;color:var(--ink-muted);line-height:1.7}

/* ================ 服务流程 ================ */
.asset-grid{
    display:grid;grid-template-columns:repeat(2,1fr);gap:20px;
    position:relative;z-index:1;
}
.asset-card{padding:36px}
.asset-num{
    font-family:'DIN Alternate','Helvetica Neue',sans-serif;
    font-size:48px;font-weight:300;
    color:var(--primary);
    opacity:0.2;line-height:1;
    margin-bottom:-4px;
}
.asset-card h3{font-size:18px;font-weight:600;margin-bottom:14px;color:var(--ink)}
.asset-card ul{display:flex;flex-direction:column;gap:12px}
.asset-card li{
    font-size:14px;color:var(--ink-muted);line-height:1.7;
    padding-left:16px;position:relative;
}
.asset-card li::before{
    content:'';position:absolute;left:0;top:9px;
    width:5px;height:5px;background:var(--primary);
    border-radius:50%;opacity:0.6;
}
.asset-card li strong{color:var(--ink)}

.service-grid{
    display:grid;grid-template-columns:repeat(3,1fr);gap:20px;
    position:relative;z-index:1;
}
.service-block h3{
    font-size:16px;margin-bottom:18px;
    display:flex;align-items:center;gap:10px;
}
.block-num{
    font-family:'DIN Alternate','Helvetica Neue',sans-serif;
    font-size:28px;font-weight:300;color:var(--primary);
    opacity:0.5;
}
.type-tags{display:flex;flex-wrap:wrap;gap:8px}
.type-tag{
    padding:6px 14px;
    background:var(--canvas);border:1px solid var(--hairline);
    border-radius:var(--radius);font-size:13px;
    color:var(--ink);transition:all var(--transition);
    font-weight:400;
}
.type-tag:hover{background:var(--primary-bg);border-color:var(--primary-light);color:var(--primary)}
.req-list{display:flex;flex-direction:column;gap:12px}
.req-list li{
    display:flex;align-items:flex-start;gap:8px;
    font-size:13px;color:var(--ink-muted);line-height:1.6;
}
.req-num{color:var(--primary);font-weight:600;flex-shrink:0}

.flow-title{text-align:center;font-size:18px;font-weight:600;margin-bottom:32px;color:var(--ink)}
.flow-steps{display:flex;align-items:center;justify-content:center;gap:8px;flex-wrap:wrap}
.flow-step{display:flex;flex-direction:column;align-items:center;gap:10px;padding:16px 12px}
.step-circle{
    width:48px;height:48px;
    display:flex;align-items:center;justify-content:center;
    background:var(--primary);border-radius:50%;
    font-size:18px;font-weight:600;color:#fff;
}
.flow-step span{font-size:12px;color:var(--ink-muted);white-space:nowrap;font-weight:400}
.flow-arrow{color:var(--ink-subtle);font-size:20px;margin-top:-20px}

/* ================ 关于我们 ================ */
.about-content{
    display:grid;grid-template-columns:1.2fr 1fr;gap:56px;
    align-items:start;position:relative;z-index:1;
}
.about-lead{
    font-size:17px;line-height:1.85;margin-bottom:20px;
    color:var(--ink);font-weight:400;
}
.about-lead strong{color:var(--primary);font-weight:600}
.about-text p{
    font-size:14px;color:var(--ink-muted);line-height:1.8;margin-bottom:16px;
}
.about-values{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin-top:24px}
.value-item{
    display:flex;align-items:center;gap:8px;
    padding:12px 16px;
    background:var(--surface-1);border:1px solid var(--hairline);
    border-radius:var(--radius);font-size:13px;font-weight:500;
    color:var(--ink);transition:all var(--transition);
}
.value-item:hover{background:var(--primary-bg);border-color:var(--primary-light)}
.value-icon{display:flex;flex-shrink:0}
.about-companies{display:flex;flex-direction:column;gap:16px}
.company-card{
    background:var(--canvas);
    border:1px solid var(--hairline);
    border-radius:var(--radius);
    padding:28px;transition:all var(--transition);
}
.company-card:hover{border-color:var(--ink-muted);box-shadow:var(--shadow-md)}
.company-badge{
    display:inline-block;padding:4px 14px;
    background:var(--primary);border-radius:var(--radius);
    font-size:11px;font-weight:600;color:#fff;
    margin-bottom:12px;
}
.company-card h4{font-size:15px;font-weight:600;margin-bottom:8px;color:var(--ink)}
.company-card p{
    display:flex;align-items:flex-start;gap:6px;
    font-size:13px;color:var(--ink-muted);line-height:1.6;
}
.company-card p svg{flex-shrink:0;margin-top:2px}

/* ================ 案例 ================ */
.cases-grid{
    display:grid;grid-template-columns:repeat(4,1fr);gap:20px;
    position:relative;z-index:1;
}
.case-card{
    text-align:center;
    padding:36px 20px;
    background:var(--canvas);
    border:1px solid var(--hairline);
    border-radius:var(--radius);
    transition:all var(--transition);
    position:relative;overflow:hidden;
}
.case-card:hover{border-color:var(--ink-muted);box-shadow:var(--shadow-md)}
.case-card::before{display:none}
.case-icon{
    width:48px;height:48px;
    display:flex;align-items:center;justify-content:center;
    background:var(--primary-bg);
    border-radius:var(--radius);margin:0 auto 14px;
    color:var(--primary);
}
.case-number{
    font-family:'DIN Alternate','Helvetica Neue',sans-serif;
    font-size:32px;font-weight:300;color:var(--primary);margin-bottom:4px;
}
.case-label{font-size:13px;color:var(--ink-muted);font-weight:400}

/* ================ 合作伙伴轮播 ================ */
.partner-carousel{
    overflow:hidden;
    mask-image:linear-gradient(to right,transparent 0%,#000 12%,#000 88%,transparent 100%);
    -webkit-mask-image:linear-gradient(to right,transparent 0%,#000 12%,#000 88%,transparent 100%);
    margin-bottom:24px;position:relative;z-index:1;
}
.partner-track{display:flex;gap:16px;animation:scrollLogos 30s linear infinite;width:max-content;margin-bottom:16px}
.partner-track-reverse{animation:scrollLogosReverse 35s linear infinite}
.partner-item{
    flex-shrink:0;padding:14px 28px;
    background:var(--canvas);
    border:1px solid var(--hairline);
    border-radius:var(--radius);font-size:14px;
    color:var(--ink-muted);white-space:nowrap;
    transition:all var(--transition);font-weight:400;
}
.partner-item:hover{border-color:var(--ink);color:var(--ink)}
.partner-disclaimer{text-align:center;font-size:12px;color:var(--ink-subtle)}
@keyframes scrollLogos{
    0%{transform:translateX(0)}
    100%{transform:translateX(-50%)}
}
@keyframes scrollLogosReverse{
    0%{transform:translateX(-50%)}
    100%{transform:translateX(0)}
}

/* ================ 联系我们 ================ */
.contact-grid{
    display:grid;grid-template-columns:repeat(3,1fr);gap:20px;
    position:relative;z-index:1;
}
.contact-card{padding:36px}
.contact-badge{
    display:inline-block;padding:4px 14px;
    background:var(--primary);border-radius:var(--radius);
    font-size:11px;font-weight:600;color:#fff;
    margin-bottom:16px;
}
.contact-card h3{font-size:15px;font-weight:600;margin-bottom:16px;color:var(--ink)}
.contact-info-item{
    display:flex;align-items:flex-start;gap:8px;
    font-size:13px;color:var(--ink-muted);line-height:1.6;
}
.contact-info-item svg{flex-shrink:0;margin-top:2px}
.phone-number{
    font-family:'DIN Alternate','Helvetica Neue',sans-serif;
    font-size:24px;font-weight:300;color:var(--primary);
}
.contact-note{font-size:12px;color:var(--ink-subtle);margin-top:12px}

/* ================ 页脚 ================ */
.footer{
    background:var(--ink);
    padding:64px 0 0;
    border-top:1px solid var(--hairline);
    position:relative;overflow:hidden;
}
.footer::before{display:none}
.footer-content{
    display:grid;grid-template-columns:1.3fr 1fr .8fr;gap:56px;
    padding-bottom:44px;border-bottom:1px solid rgba(255,255,255,0.1);
    position:relative;z-index:1;
}
.footer-logo{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-logo .logo-text{font-size:18px;font-weight:600;color:#e0e0e0}
.footer-tagline{font-size:13px;color:#8c8c8c}
.footer-contact h4,.footer-links h4{font-size:14px;font-weight:600;margin-bottom:16px;color:#e0e0e0}
.footer-contact p{font-size:12px;color:#8c8c8c;line-height:1.8}
.footer-links{display:flex;flex-direction:column}
.footer-links a{font-size:12px;color:#8c8c8c;padding:6px 0;transition:color var(--transition)}
.footer-links a:hover{color:var(--primary-light)}
.footer-bottom{padding:20px 0;text-align:center;position:relative;z-index:1}
.footer-bottom p{font-size:12px;color:#666}

/* ================ 浮动按钮 ================ */
.float-phone{
    position:fixed;bottom:36px;right:36px;
    width:52px;height:52px;
    display:flex;align-items:center;justify-content:center;
    background:var(--primary);border-radius:50%;
    z-index:999;transition:all var(--transition);
    box-shadow:0 2px 12px rgba(0,0,0,0.15);
}
.float-phone:hover{background:var(--primary-dark);transform:scale(1.08)}
@keyframes phonePulse{}

.back-to-top{
    position:fixed;bottom:104px;right:36px;
    width:42px;height:42px;
    display:flex;align-items:center;justify-content:center;
    background:var(--canvas);
    border:1px solid var(--hairline);
    border-radius:var(--radius);
    cursor:pointer;z-index:998;
    color:var(--ink-muted);
    opacity:0;visibility:hidden;transform:translateY(12px);
    transition:all var(--transition);
}
.back-to-top.show{opacity:1;visibility:visible;transform:translateY(0)}
.back-to-top:hover{background:var(--ink);color:#fff;border-color:var(--ink)}

/* ================ FAQ ================ */
.faq-list{max-width:780px;margin:0 auto;display:flex;flex-direction:column;gap:8px;position:relative;z-index:1}
.faq-item{
    background:var(--canvas);
    border:1px solid var(--hairline);
    border-radius:var(--radius);
    overflow:hidden;transition:all var(--transition);
}
.faq-item:hover{border-color:var(--ink-muted)}
.faq-question{
    width:100%;display:flex;align-items:center;justify-content:space-between;
    gap:16px;padding:20px 24px;
    background:none;border:none;cursor:pointer;
    font-size:15px;font-weight:500;color:var(--ink);
    text-align:left;transition:color var(--transition);
}
.faq-question:hover{color:var(--primary)}
.faq-arrow{flex-shrink:0;transition:transform var(--transition);color:var(--ink-subtle)}
.faq-item.open .faq-arrow{transform:rotate(180deg);color:var(--primary)}
.faq-answer{max-height:0;overflow:hidden;transition:max-height .4s ease,padding .4s ease}
.faq-item.open .faq-answer{max-height:320px}
.faq-answer p{padding:0 24px 20px;font-size:14px;color:var(--ink-muted);line-height:1.8}

/* ================ 滚动动画 ================ */
.reveal{opacity:0;transform:translateY(32px);transition:opacity .6s ease-out,transform .6s cubic-bezier(.22,.61,.36,1)}
.reveal.visible{opacity:1;transform:translateY(0)}
.reveal[style*="animation-delay: 0.1s"]{transition-delay:.1s}
.reveal[style*="animation-delay: 0.2s"]{transition-delay:.2s}
.reveal[style*="animation-delay: 0.3s"]{transition-delay:.3s}
.reveal[style*="animation-delay: 0.4s"]{transition-delay:.4s}

/* ================ 响应�?================ */
@media(max-width:1024px){
    .business-grid,.service-grid,.asset-grid,.about-content,.contact-grid{grid-template-columns:1fr}
    .advantage-grid,.cases-grid{grid-template-columns:repeat(2,1fr)}
    .footer-content{grid-template-columns:1fr;gap:36px}
    .section{padding:72px 0}
}
@media(max-width:768px){
    .nav-toggle{display:flex}
    .nav-menu{
        position:fixed;top:0;right:-100%;
        width:280px;height:100vh;
        background:var(--canvas);
        flex-direction:column;align-items:flex-start;
        padding:80px 32px 32px;gap:4px;
        transition:right var(--transition);
        border-left:1px solid var(--hairline);
    }
    .nav-menu.open{right:0}
    .nav-link{width:100%;padding:12px 14px;font-size:15px}
    .hero-stats{gap:28px}
    .stat-item{flex:0 0 calc(50% - 14px)}
    .advantage-grid,.cases-grid{grid-template-columns:1fr}
    .about-values{grid-template-columns:1fr}
    .flow-steps{flex-direction:column;gap:0}
    .flow-arrow{transform:rotate(90deg);margin:0}
    .section{padding:56px 0}
    .section-header{margin-bottom:40px}
    .back-to-top{bottom:86px;right:24px;width:36px;height:36px}
    .back-to-top svg{width:14px;height:14px}
    .float-phone{bottom:24px;right:24px;width:44px;height:44px}
    .float-phone svg{width:18px;height:18px}
    .container{padding:0 20px}
}
@media(max-width:480px){
    .hero-title{font-size:2rem}
    .hero-stats{gap:16px}
    .hero-cta-group{flex-direction:column;width:100%}
    .hero-cta{width:100%;justify-content:center}
    .hero-badge{font-size:10px;padding:5px 14px}
    .glass-card{padding:24px}
    .section-title{font-size:1.7rem}
    .stat-number{font-size:1.8rem}
}