@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;
--radius-xs:4px;
--radius-sm:6px;
--radius-md:8px;
--radius-lg:12px;
--radius-xl:16px;
--radius-pill:9999px;
}

html{font-size:16px;scroll-behavior:smooth}
body{background:var(--canvas);color:var(--body);font-family:'Inter',system-ui,'Helvetica Neue',Helvetica,Arial,sans-serif;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}

.site-header{background:var(--canvas);border-bottom:1px solid var(--hairline);position:sticky;top:0;z-index:100;height:64px}
.site-header .container{display:flex;align-items:center;justify-content:space-between;height:100%}
.site-logo{font-size:20px;font-weight:600;color:var(--ink);letter-spacing:-0.01em}
.site-logo span{color:var(--primary)}

.site-nav{display:flex;align-items:center;gap:32px}
.site-nav a{font-size:14px;font-weight:500;color:var(--body);line-height:1.4;transition:color .15s}
.site-nav a:hover{color:var(--ink)}

.nav-hamburger{display:none;background:none;border:none;cursor:pointer;padding:4px;flex-direction:column;gap:5px}
.nav-hamburger span{display:block;width:22px;height:2px;background:var(--ink);border-radius:2px;transition:all .2s}
.nav-hamburger.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-hamburger.open span:nth-child(2){opacity:0}
.nav-hamburger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

.mobile-nav{display:none;position:fixed;top:64px;left:0;right:0;background:var(--canvas);border-bottom:1px solid var(--hairline);padding:24px;z-index:99;flex-direction:column;gap:20px}
.mobile-nav.open{display:flex}
.mobile-nav a{font-size:15px;font-weight:500;color:var(--body);padding:4px 0;border-bottom:1px solid var(--hairline-soft)}

.hero-band{padding:80px 0;border-bottom:1px solid var(--hairline)}
.hero-band h1{font-size:clamp(36px,5vw,72px);font-weight:400;color:var(--ink);line-height:1.1;letter-spacing:-0.03em;max-width:800px;margin-bottom:24px}
.hero-band p{font-size:16px;color:var(--body);line-height:1.5;max-width:560px;margin-bottom:40px}
.hero-image{margin-top:48px;border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--hairline)}
.hero-image img{width:100%;height:400px;object-fit:cover}

.section-label{font-size:11px;font-weight:600;letter-spacing:0.88px;text-transform:uppercase;color:var(--muted);margin-bottom:16px}
.section-title{font-size:clamp(26px,3vw,36px);font-weight:400;color:var(--ink);line-height:1.2;letter-spacing:-0.02em;margin-bottom:16px}
.section-body{font-size:16px;color:var(--body);line-height:1.5;max-width:640px}

.band{padding:80px 0}
.band+.band{border-top:1px solid var(--hairline)}

.articles-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:40px}
@media(max-width:1024px){.articles-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:640px){.articles-grid{grid-template-columns:1fr}}

.article-card{background:var(--surface-card);border:1px solid var(--hairline);border-radius:var(--radius-lg);overflow:hidden;transition:border-color .15s}
.article-card:hover{border-color:var(--hairline-strong)}
.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(1.02)}
.article-card-body{padding:24px}
.article-card-tag{font-size:11px;font-weight:600;letter-spacing:0.88px;text-transform:uppercase;color:var(--muted);margin-bottom:12px}
.article-card-title{font-size:18px;font-weight:600;color:var(--ink);line-height:1.3;margin-bottom:10px}
.article-card-excerpt{font-size:14px;color:var(--body);line-height:1.5}
.article-card-meta{font-size:13px;color:var(--muted);margin-top:16px;padding-top:16px;border-top:1px solid var(--hairline-soft)}

.tools-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:40px}
@media(max-width:1024px){.tools-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:640px){.tools-grid{grid-template-columns:1fr}}

.tool-card{background:var(--surface-card);border:1px solid var(--hairline);border-radius:var(--radius-lg);padding:24px}
.tool-card-name{font-size:18px;font-weight:600;color:var(--ink);margin-bottom:8px}
.tool-card-desc{font-size:14px;color:var(--body);line-height:1.5}
.tool-card-badge{display:inline-block;background:var(--surface-strong);color:var(--ink);font-size:11px;font-weight:600;letter-spacing:0.88px;text-transform:uppercase;padding:4px 10px;border-radius:var(--radius-pill);margin-bottom:14px}

.contact-band{background:var(--canvas-soft);border-top:1px solid var(--hairline);border-bottom:1px solid var(--hairline)}
.contact-form{max-width:600px}
.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{width:100%;background:var(--surface-card);color:var(--ink);border:1px solid var(--hairline-strong);border-radius:var(--radius-md);padding:12px 16px;font-size:14px;font-family:inherit;height:44px;transition:border-color .15s;outline:none}
.form-group textarea{height:auto;min-height:120px;resize:vertical}
.form-group input:focus,.form-group textarea:focus{border-color:var(--ink)}
.form-group input::placeholder,.form-group textarea::placeholder{color:var(--muted-soft)}
.btn-primary{background:var(--primary);color:var(--on-primary);border:none;border-radius:var(--radius-md);padding:10px 18px;font-size:14px;font-weight:500;font-family:inherit;height:40px;cursor:pointer;transition:background .15s;display:inline-flex;align-items:center;gap:8px}
.btn-primary:hover{background:var(--primary-active)}
.btn-primary:disabled{opacity:.6;cursor:not-allowed}
.form-message{margin-top:16px;padding:12px 16px;border-radius:var(--radius-md);font-size:14px;display:none}
.form-message.success{background:#e8f5f0;color:var(--success);border:1px solid #b8dfd2;display:block}
.form-message.error{background:#fbeaee;color:var(--error);border:1px solid #f0bcc8;display:block}
.form-spinner{width:16px;height:16px;border:2px solid rgba(255,255,255,.4);border-top-color:#fff;border-radius:50%;animation:spin .6s linear infinite;display:none}
.btn-primary.loading .form-spinner{display:block}
.btn-primary.loading .btn-text{opacity:.7}
@keyframes spin{to{transform:rotate(360deg)}}

.site-footer{background:var(--canvas);border-top:1px solid var(--hairline);padding:64px 0 48px}
.footer-grid{display:grid;grid-template-columns:2fr repeat(4,1fr);gap:40px;margin-bottom:48px}
@media(max-width:1024px){.footer-grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:640px){.footer-grid{grid-template-columns:1fr 1fr}}
.footer-brand{grid-column:1}
@media(max-width:640px){.footer-brand{grid-column:1/-1}}
.footer-brand-name{font-size:18px;font-weight:600;color:var(--ink);margin-bottom:8px}
.footer-brand-name span{color:var(--primary)}
.footer-brand-desc{font-size:14px;color:var(--body);line-height:1.5;max-width:240px}
.footer-col-title{font-size:12px;font-weight:600;letter-spacing:0.88px;text-transform:uppercase;color:var(--muted);margin-bottom:16px}
.footer-col ul{list-style:none;display:flex;flex-direction:column;gap: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{display:flex;align-items:center;justify-content:space-between;padding-top:24px;border-top:1px solid var(--hairline-soft)}
@media(max-width:640px){.footer-bottom{flex-direction:column;gap:12px;text-align:center}}
.footer-copy{font-size:14px;color:var(--muted)}

.cookie-banner{position:fixed;bottom:0;left:0;right:0;background:var(--ink);color:var(--canvas);padding:20px 24px;z-index:200;display:none;border-top:1px solid rgba(255,255,255,.1)}
.cookie-banner.visible{display:block}
.cookie-inner{max-width:1200px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap}
.cookie-text{font-size:14px;color:rgba(247,247,244,.85);line-height:1.5;flex:1;min-width:240px}
.cookie-text a{color:var(--canvas);text-decoration:underline;text-underline-offset:2px}
.cookie-actions{display:flex;gap:12px;flex-shrink:0}
.btn-cookie-accept{background:var(--primary);color:var(--on-primary);border:none;border-radius:var(--radius-md);padding:8px 16px;font-size:14px;font-weight:500;font-family:inherit;cursor:pointer;transition:background .15s}
.btn-cookie-accept:hover{background:var(--primary-active)}
.btn-cookie-reject{background:transparent;color:rgba(247,247,244,.7);border:1px solid rgba(247,247,244,.25);border-radius:var(--radius-md);padding:8px 16px;font-size:14px;font-weight:500;font-family:inherit;cursor:pointer;transition:all .15s}
.btn-cookie-reject:hover{border-color:rgba(247,247,244,.5);color:var(--canvas)}

.article-full{padding:48px 0 80px}
.article-full .container{max-width:800px}
.article-hero-img{border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--hairline);margin-bottom:40px}
.article-hero-img img{width:100%;height:420px;object-fit:cover}
.article-meta{font-size:13px;color:var(--muted);margin-bottom:32px;display:flex;gap:16px;flex-wrap:wrap;padding-bottom:24px;border-bottom:1px solid var(--hairline)}
.article-meta span{display:flex;align-items:center;gap:4px}
h1.article-title{font-size:clamp(28px,4vw,44px);font-weight:400;color:var(--ink);line-height:1.15;letter-spacing:-0.025em;margin-bottom:16px}
.article-content h2{font-size:26px;font-weight:400;color:var(--ink);line-height:1.25;letter-spacing:-0.01em;margin:40px 0 16px}
.article-content h3{font-size:20px;font-weight:600;color:var(--ink);margin:28px 0 12px}
.article-content p{font-size:16px;color:var(--body);line-height:1.65;margin-bottom:20px}
.article-content ul,.article-content ol{padding-left:24px;margin-bottom:20px}
.article-content li{font-size:16px;color:var(--body);line-height:1.65;margin-bottom:8px}
.article-content code{font-family:'JetBrains Mono',monospace;font-size:13px;background:var(--surface-card);color:var(--ink);padding:2px 6px;border-radius:var(--radius-xs);border:1px solid var(--hairline)}
.article-content .note-box{background:var(--surface-card);border:1px solid var(--hairline);border-left:3px solid var(--primary);border-radius:var(--radius-md);padding:20px 24px;margin:28px 0}
.article-content .note-box p{margin-bottom:0;font-size:15px}
.article-content table{width:100%;border-collapse:collapse;margin:24px 0;font-size:14px}
.article-content th{background:var(--surface-strong);color:var(--ink);font-weight:600;padding:10px 14px;text-align:left;border:1px solid var(--hairline)}
.article-content td{color:var(--body);padding:10px 14px;border:1px solid var(--hairline)}
.article-content tr:nth-child(even) td{background:var(--canvas-soft)}
.article-breadcrumb{font-size:13px;color:var(--muted);margin-bottom:24px}
.article-breadcrumb a{color:var(--muted);transition:color .15s}
.article-breadcrumb a:hover{color:var(--ink)}
.article-breadcrumb span{margin:0 6px}

.page-content{padding:64px 0 80px}
.page-content .container{max-width:800px}
.page-title{font-size:clamp(28px,4vw,44px);font-weight:400;color:var(--ink);line-height:1.15;letter-spacing:-0.025em;margin-bottom:12px}
.page-subtitle{font-size:16px;color:var(--muted);margin-bottom:40px;padding-bottom:32px;border-bottom:1px solid var(--hairline)}
.page-content h2{font-size:22px;font-weight:400;color:var(--ink);margin:36px 0 12px;letter-spacing:-0.01em}
.page-content h3{font-size:17px;font-weight:600;color:var(--ink);margin:24px 0 10px}
.page-content p{font-size:15px;color:var(--body);line-height:1.7;margin-bottom:18px}
.page-content ul,.page-content ol{padding-left:22px;margin-bottom:18px}
.page-content li{font-size:15px;color:var(--body);line-height:1.7;margin-bottom:6px}
.page-content a{color:var(--ink);text-decoration:underline;text-underline-offset:3px}
.page-content a:hover{color:var(--primary)}
.page-last-updated{font-size:13px;color:var(--muted);margin-top:48px;padding-top:20px;border-top:1px solid var(--hairline-soft)}

.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}

@media(max-width:768px){
.site-nav{display:none}
.nav-hamburger{display:flex}
.hero-image img{height:240px}
.article-hero-img img{height:240px}
.footer-grid{grid-template-columns:1fr 1fr}
.footer-brand{grid-column:1/-1}
}