@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600&family=JetBrains+Mono:wght@400&display=swap');

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

:root{
--canvas:#f7f7f4;
--canvas-soft:#fafaf7;
--surface-card:#ffffff;
--surface-strong:#e6e5e0;
--hairline:#e6e5e0;
--hairline-soft:#efeee8;
--hairline-strong:#cfcdc4;
--ink:#26251e;
--body:#5a5852;
--body-strong:#26251e;
--muted:#807d72;
--muted-soft:#a09c92;
--primary:#f54e00;
--primary-active:#d04200;
--on-primary:#ffffff;
--success:#1f8a65;
--error:#cf2d56;
--font-sans:'Inter',system-ui,'Helvetica Neue',Helvetica,Arial,sans-serif;
--font-mono:'JetBrains Mono',monospace;
}

html{font-size:16px;scroll-behavior:smooth}
body{background:var(--canvas);color:var(--body);font-family:var(--font-sans);font-weight:400;line-height:1.5;-webkit-font-smoothing:antialiased}

a{color:var(--ink);text-decoration:none}
a:hover{color:var(--primary)}
img{max-width:100%;height:auto;display:block}

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

h1,h2,h3{color:var(--ink);font-weight:400;letter-spacing:-0.02em;line-height:1.2}
h1{font-size:clamp(32px,5vw,72px);letter-spacing:-0.03em;line-height:1.1}
h2{font-size:36px;letter-spacing:-0.02em}
h3{font-size:26px;letter-spacing:-0.012px}
h4{font-size:22px;font-weight:400;color:var(--ink);line-height:1.3}
p{font-size:16px;line-height:1.5;color:var(--body)}

.section-label{font-size:11px;font-weight:600;letter-spacing:0.88px;text-transform:uppercase;color:var(--muted)}

.site-header{background:var(--canvas);border-bottom:1px solid var(--hairline);position:sticky;top:0;z-index:100;height:64px;display:flex;align-items:center}
.site-header .container{display:flex;align-items:center;justify-content:space-between;width:100%}
.site-logo{font-size:18px;font-weight:600;color:var(--ink);letter-spacing:-0.01em}
.site-logo span{color:var(--primary)}

.nav-links{display:flex;align-items:center;gap:32px;list-style:none}
.nav-links a{font-size:14px;font-weight:500;color:var(--body);transition:color .15s}
.nav-links a:hover{color:var(--ink)}

.hamburger{display:none;flex-direction:column;gap:5px;cursor:pointer;background:none;border:none;padding:4px}
.hamburger span{display:block;width:22px;height:2px;background:var(--ink);border-radius:2px;transition:.2s}

.hero-band{padding:80px 0;background:var(--canvas)}
.hero-band h1{max-width:760px;margin-bottom:24px}
.hero-band .hero-sub{font-size:18px;color:var(--body);max-width:540px;margin-bottom:40px;line-height:1.6}
.hero-meta{font-size:13px;color:var(--muted);margin-top:16px}

.hero-image-wrap{margin-top:56px;border-radius:12px;overflow:hidden;border:1px solid var(--hairline);background:var(--surface-card)}
.hero-image-wrap img{width:100%;height:420px;object-fit:cover}

.badge-pill{display:inline-block;background:var(--surface-strong);color:var(--ink);font-size:11px;font-weight:600;letter-spacing:0.88px;text-transform:uppercase;border-radius:9999px;padding:4px 10px;margin-bottom:20px}

.btn-primary{display:inline-flex;align-items:center;background:var(--primary);color:var(--on-primary);font-size:14px;font-weight:500;padding:10px 18px;height:40px;border-radius:8px;border:none;cursor:pointer;transition:background .15s}
.btn-primary:hover{background:var(--primary-active);color:var(--on-primary)}
.btn-secondary{display:inline-flex;align-items:center;background:var(--surface-card);color:var(--ink);font-size:14px;font-weight:500;padding:10px 18px;height:40px;border-radius:8px;border:1px solid var(--hairline-strong);cursor:pointer;transition:border-color .15s}
.btn-secondary:hover{border-color:var(--ink)}

.section{padding:80px 0}
.section-alt{background:var(--canvas-soft)}

.section-head{margin-bottom:48px}
.section-head h2{margin-bottom:12px}
.section-head p{font-size:16px;color:var(--body);max-width:600px}

.cards-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.card{background:var(--surface-card);border:1px solid var(--hairline);border-radius:12px;padding:24px}
.card h3{font-size:18px;font-weight:600;color:var(--ink);margin-bottom:12px;letter-spacing:0}
.card p{font-size:14px;color:var(--body);line-height:1.6}
.card-icon{width:40px;height:40px;background:var(--surface-strong);border-radius:8px;display:flex;align-items:center;justify-content:center;margin-bottom:16px;font-size:20px}

.articles-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.article-card{background:var(--surface-card);border:1px solid var(--hairline);border-radius:12px;overflow:hidden;display:flex;flex-direction:column}
.article-card-img{height:200px;overflow:hidden}
.article-card-img img{width:100%;height:100%;object-fit:cover;transition:transform .3s}
.article-card:hover .article-card-img img{transform:scale(1.03)}
.article-card-body{padding:24px;flex:1;display:flex;flex-direction:column}
.article-card-body h3{font-size:18px;font-weight:600;color:var(--ink);margin-bottom:8px;letter-spacing:0;line-height:1.4}
.article-card-body p{font-size:14px;color:var(--body);line-height:1.6;flex:1}
.article-card-footer{padding:0 24px 20px;display:flex;align-items:center;justify-content:space-between}
.article-date{font-size:12px;color:var(--muted)}
.article-link{font-size:13px;font-weight:500;color:var(--primary)}

.article-content{max-width:800px;margin:0 auto;padding:60px 24px}
.article-content h1{font-size:clamp(28px,4vw,48px);margin-bottom:16px}
.article-content .article-meta{font-size:13px;color:var(--muted);margin-bottom:40px;padding-bottom:24px;border-bottom:1px solid var(--hairline)}
.article-content h2{font-size:28px;margin:48px 0 16px;letter-spacing:-0.01em}
.article-content h3{font-size:22px;margin:32px 0 12px}
.article-content p{margin-bottom:20px;color:var(--body)}
.article-content ul,.article-content ol{margin:16px 0 20px 24px;color:var(--body)}
.article-content li{margin-bottom:8px;line-height:1.6}
.article-content img{border-radius:12px;border:1px solid var(--hairline);margin:32px 0}
.article-content .img-caption{font-size:13px;color:var(--muted);margin-top:-24px;margin-bottom:32px}
.article-content blockquote{border-left:3px solid var(--primary);padding-left:20px;margin:32px 0;color:var(--body-strong);font-size:17px;line-height:1.6}
.article-content .info-box{background:var(--surface-card);border:1px solid var(--hairline);border-radius:12px;padding:24px;margin:32px 0}
.article-content .info-box h4{font-size:15px;font-weight:600;color:var(--ink);margin-bottom:12px}

.two-col{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center}
.two-col-img{border-radius:12px;overflow:hidden;border:1px solid var(--hairline)}
.two-col-img img{width:100%;height:320px;object-fit:cover}

.stat-row{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border:1px solid var(--hairline);border-radius:12px;overflow:hidden;background:var(--surface-card)}
.stat-item{padding:32px 24px;border-right:1px solid var(--hairline)}
.stat-item:last-child{border-right:none}
.stat-num{font-size:36px;font-weight:400;color:var(--ink);letter-spacing:-0.02em;margin-bottom:4px}
.stat-label{font-size:13px;color:var(--muted)}

.contact-section{padding:80px 0}
.contact-wrap{display:grid;grid-template-columns:1fr 1fr;gap:64px}
.contact-info h2{margin-bottom:16px}
.contact-info p{color:var(--body);margin-bottom:24px}
.contact-detail{display:flex;align-items:flex-start;gap:12px;margin-bottom:16px;font-size:15px;color:var(--body)}
.contact-form{background:var(--surface-card);border:1px solid var(--hairline);border-radius:12px;padding:32px}
.form-group{margin-bottom:20px}
.form-group label{display:block;font-size:14px;font-weight:500;color:var(--ink);margin-bottom:6px}
.form-group input,.form-group textarea,.form-group select{width:100%;background:var(--surface-card);color:var(--ink);border:1px solid var(--hairline-strong);border-radius:8px;padding:12px 16px;font-size:15px;font-family:var(--font-sans);transition:border-color .15s;height:44px}
.form-group textarea{height:120px;resize:vertical}
.form-group input:focus,.form-group textarea:focus{outline:none;border-color:var(--ink)}
.form-group input.error,.form-group textarea.error{border-color:var(--error)}
.form-error-msg{font-size:12px;color:var(--error);margin-top:4px}
.form-success{display:none;background:#f0faf6;border:1px solid #b7e4d1;border-radius:8px;padding:16px;font-size:14px;color:var(--success);margin-top:16px}
.form-loading{display:none;align-items:center;gap:8px;font-size:14px;color:var(--muted)}
.spinner{width:16px;height:16px;border:2px solid var(--hairline);border-top-color:var(--primary);border-radius:50%;animation:spin .6s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}

.page-hero{padding:60px 0 40px;border-bottom:1px solid var(--hairline);margin-bottom:60px}
.page-hero h1{font-size:clamp(28px,4vw,52px);margin-bottom:12px}
.page-hero p{font-size:17px;color:var(--body);max-width:560px}

.prose{max-width:800px}
.prose h2{font-size:26px;margin:40px 0 14px}
.prose h3{font-size:20px;margin:28px 0 10px;font-weight:600}
.prose p{margin-bottom:18px;color:var(--body)}
.prose ul,.prose ol{margin:12px 0 18px 24px;color:var(--body)}
.prose li{margin-bottom:6px;line-height:1.6}
.prose a{color:var(--primary);text-decoration:underline}

.updated-note{font-size:13px;color:var(--muted);margin-top:40px;padding-top:16px;border-top:1px solid var(--hairline)}

.site-footer{background:var(--canvas);border-top:1px solid var(--hairline);padding:48px 0 32px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;margin-bottom:40px}
.footer-brand p{font-size:14px;color:var(--body);margin-top:12px;max-width:280px;line-height:1.6}
.footer-col h4{font-size:13px;font-weight:600;color:var(--ink);margin-bottom:16px;letter-spacing:0.02em}
.footer-col ul{list-style:none}
.footer-col ul li{margin-bottom:10px}
.footer-col ul li a{font-size:14px;color:var(--body);transition:color .15s}
.footer-col ul li a:hover{color:var(--ink)}
.footer-bottom{border-top:1px solid var(--hairline-soft);padding-top:24px;display:flex;align-items:center;justify-content:space-between}
.footer-bottom p{font-size:13px;color:var(--muted)}
.footer-bottom-links{display:flex;gap:24px}
.footer-bottom-links a{font-size:13px;color:var(--muted);transition:color .15s}
.footer-bottom-links a:hover{color:var(--ink)}

.cookie-banner{position:fixed;bottom:0;left:0;right:0;background:var(--ink);color:var(--canvas);padding:16px 24px;z-index:999;display:flex;align-items:center;justify-content:space-between;gap:16px;font-size:14px;line-height:1.5}
.cookie-banner.hidden{display:none}
.cookie-text{flex:1;max-width:700px}
.cookie-text a{color:var(--canvas);text-decoration:underline}
.cookie-actions{display:flex;gap:10px;flex-shrink:0}
.cookie-accept{background:var(--primary);color:var(--on-primary);border:none;border-radius:8px;padding:8px 16px;font-size:14px;font-weight:500;cursor:pointer;transition:background .15s}
.cookie-accept:hover{background:var(--primary-active)}
.cookie-reject{background:transparent;color:var(--canvas);border:1px solid rgba(255,255,255,.3);border-radius:8px;padding:8px 16px;font-size:14px;cursor:pointer;transition:border-color .15s}
.cookie-reject:hover{border-color:rgba(255,255,255,.7)}

.breadcrumb{font-size:13px;color:var(--muted);margin-bottom:32px}
.breadcrumb a{color:var(--muted);transition:color .15s}
.breadcrumb a:hover{color:var(--ink)}
.breadcrumb span{margin:0 6px}

.toc{background:var(--surface-card);border:1px solid var(--hairline);border-radius:12px;padding:24px;margin-bottom:40px}
.toc h4{font-size:13px;font-weight:600;color:var(--ink);margin-bottom:12px;text-transform:uppercase;letter-spacing:0.06em}
.toc ul{list-style:none;margin:0}
.toc ul li{margin-bottom:6px}
.toc ul li a{font-size:14px;color:var(--body)}
.toc ul li a:hover{color:var(--primary)}

.disclaimer{background:var(--canvas-soft);border:1px solid var(--hairline-soft);border-radius:8px;padding:16px 20px;font-size:13px;color:var(--muted);margin:32px 0;line-height:1.6}

@media(max-width:1024px){
.cards-grid,.articles-grid{grid-template-columns:repeat(2,1fr)}
.stat-row{grid-template-columns:repeat(2,1fr)}
.stat-item:nth-child(2){border-right:none}
.stat-item:nth-child(3){border-top:1px solid var(--hairline)}
.footer-grid{grid-template-columns:1fr 1fr}
.two-col{grid-template-columns:1fr;gap:32px}
.contact-wrap{grid-template-columns:1fr}
}

@media(max-width:768px){
.hamburger{display:flex}
.nav-links{display:none;position:absolute;top:64px;left:0;right:0;background:var(--canvas);border-bottom:1px solid var(--hairline);flex-direction:column;gap:0;padding:8px 0}
.nav-links.open{display:flex}
.nav-links li a{display:block;padding:12px 24px}
.cards-grid,.articles-grid{grid-template-columns:1fr}
.stat-row{grid-template-columns:1fr 1fr}
.footer-grid{grid-template-columns:1fr}
.cookie-banner{flex-direction:column;align-items:flex-start}
.cookie-actions{width:100%}
}

@media(max-width:640px){
.container{padding:0 16px}
.hero-band{padding:48px 0}
.section{padding:48px 0}
.stat-row{grid-template-columns:1fr}
.stat-item{border-right:none;border-bottom:1px solid var(--hairline)}
.stat-item:last-child{border-bottom:none}
.article-content{padding:40px 0}
}