*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --slate:#334155;--slate-light:#F1F5F9;--slate-lighter:#F8FAFC;--slate-dark:#1E293B;
  --amber:#D97706;--amber-light:#FEF3C7;--amber-dark:#B45309;
  --stone:#78716C;--stone-light:#F5F5F4;--stone-dark:#57534E;
  --emerald:#059669;--emerald-dark:#047857;
  --text:#1C1917;--text-secondary:#57534E;--text-light:#A8A29E;
  --bg:#FFFFFF;--bg-alt:#FAFAF9;--border:#E7E5E4;--border-light:#F5F5F4;
  --radius:10px;--radius-sm:6px;--radius-lg:14px;
  --shadow:0 1px 3px rgba(0,0,0,.08),0 1px 2px rgba(0,0,0,.04);
  --shadow-lg:0 10px 25px rgba(28,25,23,.1),0 4px 10px rgba(0,0,0,.04);
  --max-w:1100px;
  --font:'Segoe UI',system-ui,-apple-system,BlinkMacSystemFont,Roboto,'Helvetica Neue',Arial,sans-serif;
}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:var(--font);color:var(--text);background:var(--bg);line-height:1.65;font-size:16px;overflow-x:hidden}
img{max-width:100%;height:auto;display:block}
a{color:var(--amber);text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:2px}
a:hover{color:var(--amber-dark)}
h1,h2,h3,h4{line-height:1.25;color:var(--text);font-weight:700}
h1{font-size:clamp(1.75rem,4vw,2.5rem)}
h2{font-size:clamp(1.35rem,3vw,1.85rem);margin-bottom:.6em}
h3{font-size:clamp(1.1rem,2.5vw,1.35rem);margin-bottom:.5em}
p{margin-bottom:1em}

.container{max-width:var(--max-w);margin:0 auto;padding:0 20px}
.section{padding:3rem 0}
.section-alt{background:var(--bg-alt)}

.site-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.94);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--border-light);padding:0 20px}
.header-inner{max-width:var(--max-w);margin:0 auto;display:flex;align-items:center;justify-content:space-between;height:56px}
.logo{display:flex;align-items:center;gap:8px;font-weight:800;font-size:1.15rem;color:var(--text);text-decoration:none}
.logo span{color:var(--amber)}
.header-nav{display:flex;align-items:center;gap:14px}
.header-nav a{font-size:.86rem;color:var(--text-secondary);font-weight:500;text-decoration:none}
.header-nav a:hover{color:var(--amber)}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 22px;border-radius:var(--radius-sm);font-weight:600;font-size:.92rem;border:none;cursor:pointer;transition:all .2s ease;text-decoration:none !important;line-height:1.3}
.btn-primary{background:var(--amber);color:#fff !important}
.btn-primary:hover{background:var(--amber-dark);color:#fff !important}
.btn-dark{background:var(--slate-dark);color:#fff !important}
.btn-dark:hover{background:var(--text);color:#fff !important}
.btn-outline{background:transparent;color:var(--amber);border:2px solid var(--amber)}
.btn-outline:hover{background:var(--amber);color:#fff}
.btn-sm{padding:7px 16px;font-size:.82rem}
.btn-lg{padding:14px 32px;font-size:1rem}

.hero{background:linear-gradient(175deg,#FAFAF9 0%,#FEF3C7 40%,#F5F5F4 100%);padding:2.5rem 0 3rem;text-align:center;position:relative}
.hero::before{content:'';position:absolute;top:0;left:0;right:0;bottom:0;background:radial-gradient(ellipse at 30% 20%,rgba(217,119,6,.06) 0%,transparent 70%),radial-gradient(ellipse at 70% 80%,rgba(5,150,105,.04) 0%,transparent 60%);pointer-events:none}
.hero h1{margin-bottom:.5em;position:relative}
.hero-sub{font-size:clamp(1rem,2vw,1.12rem);color:var(--text-secondary);max-width:620px;margin:0 auto 1.5rem;position:relative}

.upload-zone{background:#fff;border:2px dashed var(--border);border-radius:var(--radius-lg);padding:2rem 1.5rem;text-align:center;cursor:pointer;transition:border-color .2s,background .2s;max-width:560px;margin:0 auto 1rem;position:relative}
.upload-zone:hover,.upload-zone.drag-over{border-color:var(--amber);background:var(--amber-light)}
.upload-zone.disabled{opacity:.5;pointer-events:none;cursor:not-allowed}
.upload-icon{width:48px;height:48px;margin:0 auto .75rem;color:var(--amber)}
.upload-text{font-weight:600;margin-bottom:.25rem}
.upload-hint{font-size:.85rem;color:var(--text-secondary)}
.upload-input{display:none}
.upload-preview{max-width:100%;max-height:200px;border-radius:var(--radius-sm);margin:1rem auto 0;display:none}

.scan-loader{display:none;text-align:center;padding:2rem 0}
.scan-loader.active{display:block}
.spinner{width:40px;height:40px;border:3px solid var(--border);border-top-color:var(--amber);border-radius:50%;animation:spin .7s linear infinite;margin:0 auto .75rem}
@keyframes spin{to{transform:rotate(360deg)}}

.result-area{display:none;max-width:700px;margin:1.5rem auto 0}
.result-area.active{display:block}
.result-card{background:#fff;border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);padding:1.5rem;margin-bottom:1.5rem;overflow:hidden}
.result-card h1.main-title,.result-card h2.main-title{font-size:1.5rem;margin-bottom:.5rem}
.result-card .overview{color:var(--text-secondary);margin-bottom:1rem}
.result-card .knowledge-box{background:var(--bg-alt);border-radius:var(--radius);padding:1rem;margin-bottom:.75rem}
.result-card .knowledge-box h3{font-size:1rem;margin-bottom:.4rem}
.result-card .quick-facts{background:var(--amber-light);border-radius:var(--radius);padding:1rem;margin-bottom:.75rem}
.result-card .faq-section{margin-top:1rem}
.result-card .faq-section details{border-bottom:1px solid var(--border-light);padding:.6rem 0}
.result-card .faq-section summary{font-weight:600;cursor:pointer;font-size:.95rem}
.visual-matches{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:12px;margin-top:1rem}
.match-item{background:#fff;border-radius:var(--radius-sm);overflow:hidden;box-shadow:var(--shadow);transition:transform .15s;text-decoration:none !important;color:var(--text)}
.match-item:hover{transform:translateY(-2px)}
.match-item img{width:100%;height:120px;object-fit:cover}
.match-item .match-info{padding:8px}
.match-item .match-title{font-size:.78rem;font-weight:600;line-height:1.3;display:-webkit-box;-webkit-line-clamp:2;line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.match-item .match-source{font-size:.7rem;color:var(--text-light);margin-top:3px}

.cat-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(155px,1fr));gap:14px;margin-top:1.5rem}
.cat-card{background:#fff;border-radius:var(--radius);padding:1.2rem 1rem;text-align:center;box-shadow:var(--shadow);transition:transform .15s,box-shadow .15s;text-decoration:none !important;color:var(--text);border:1px solid var(--border-light)}
.cat-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg);border-color:var(--amber)}
.cat-card .cat-icon{font-size:2rem;margin-bottom:.4rem}
.cat-card .cat-name{font-weight:600;font-size:.88rem}
.cat-card .cat-desc{font-size:.76rem;color:var(--text-secondary);margin-top:.25rem}

.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1.5rem;margin-top:1.5rem}
.step{text-align:center;padding:1.2rem}
.step-num{width:40px;height:40px;border-radius:50%;background:var(--amber);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;margin:0 auto .75rem;font-size:1.1rem}
.step h3{font-size:1rem}
.step p{font-size:.9rem;color:var(--text-secondary)}

.info-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1.25rem;margin-top:1.5rem}
.info-card{background:#fff;border-radius:var(--radius-lg);padding:1.5rem;box-shadow:var(--shadow);border:1px solid var(--border-light);transition:box-shadow .2s}
.info-card:hover{box-shadow:var(--shadow-lg)}
.info-card .card-icon{font-size:1.75rem;margin-bottom:.6rem}
.info-card h3{font-size:1.05rem;margin-bottom:.4rem}
.info-card p{font-size:.9rem;color:var(--text-secondary);margin-bottom:0;line-height:1.6}
.info-card-wide{grid-column:1/-1;background:var(--bg-alt);border:1px solid var(--border-light);border-radius:var(--radius-lg);padding:1.5rem}
.info-card-wide h3{font-size:1.05rem;margin-bottom:.4rem}
.info-card-wide p{font-size:.9rem;color:var(--text-secondary);line-height:1.6}

.content-block{max-width:800px;margin:0 auto}
.content-block h2{margin-top:1.5rem}
.content-block p{color:var(--text-secondary);font-size:.95rem}
.content-block ul,.content-block ol{margin:0 0 1em 1.2em;color:var(--text-secondary);font-size:.95rem}
.content-block li{margin-bottom:.4em}

.faq-list{max-width:800px;margin:0 auto}
.faq-item{border-bottom:1px solid var(--border)}
.faq-item summary{padding:1rem 0;font-weight:600;cursor:pointer;font-size:1rem;list-style:none;display:flex;align-items:center;justify-content:space-between;gap:12px}
.faq-item summary::after{content:"+";font-size:1.3rem;color:var(--amber);flex-shrink:0;transition:transform .2s}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-item p{padding:0 0 1rem;color:var(--text-secondary);font-size:.92rem;line-height:1.6}

.cta-banner{background:linear-gradient(135deg,var(--slate-dark) 0%,var(--text) 100%);color:#fff;border-radius:var(--radius-lg);padding:2rem 1.5rem;text-align:center;margin:2rem auto;max-width:700px}
.cta-banner h2{color:#fff;margin-bottom:.5rem}
.cta-banner p{color:rgba(255,255,255,.8);margin-bottom:1rem}

.modal-overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,.55);z-index:1000;align-items:center;justify-content:center;padding:20px}
.modal-overlay.active{display:flex}
.modal-box{background:#fff;border-radius:var(--radius-lg);padding:2rem 1.5rem;max-width:440px;width:100%;text-align:center;position:relative;animation:modalIn .25s ease}
@keyframes modalIn{from{opacity:0;transform:scale(.95)}to{opacity:1;transform:scale(1)}}
.modal-box h2{margin-bottom:.5rem}
.modal-box p{color:var(--text-secondary);margin-bottom:1.2rem;font-size:.95rem}
.modal-close{position:absolute;top:12px;right:16px;background:none;border:none;font-size:1.5rem;cursor:pointer;color:var(--text-light);line-height:1}

.site-footer{background:var(--slate-dark);color:#fff;padding:2.5rem 0 1.5rem}
.footer-inner{max-width:var(--max-w);margin:0 auto;padding:0 20px}
.footer-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:2rem;margin-bottom:2rem}
.footer-col h3{font-size:.9rem;margin-bottom:.75rem;color:rgba(255,255,255,.6);text-transform:uppercase;letter-spacing:.05em;font-weight:700}
.footer-col a{display:block;color:rgba(255,255,255,.85);font-size:.86rem;padding:3px 0;transition:color .15s;text-decoration:none}
.footer-col a:hover{color:#fff}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding-top:1.2rem;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:.5rem;font-size:.8rem;color:rgba(255,255,255,.45)}

.breadcrumb{font-size:.82rem;color:var(--text-secondary);padding:12px 0}
.breadcrumb a{color:var(--text);text-decoration:underline;text-underline-offset:2px;text-decoration-thickness:1px}
.breadcrumb a:hover{color:var(--amber)}
.breadcrumb span{margin:0 6px}

.text-center{text-align:center}
.text-amber{color:var(--amber)}
.mt-1{margin-top:1rem}.mt-2{margin-top:2rem}.mt-3{margin-top:3rem}
.mb-1{margin-bottom:1rem}.mb-2{margin-bottom:2rem}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);border:0}

.legal-hero{background:var(--bg-alt);padding:2rem 0;text-align:center;border-bottom:1px solid var(--border-light)}
.legal-content{max-width:800px;margin:0 auto;padding:2rem 20px}
.legal-content h2{margin-top:2rem;font-size:1.25rem}
.legal-content h3{font-size:1.1rem;margin-top:1.5rem}
.legal-content p,.legal-content li{font-size:.92rem;color:var(--text-secondary)}
.legal-content ul{margin:0 0 1em 1.5em}

@media(max-width:768px){
  .header-nav a.nav-desktop{display:none}
  .hero{padding:1.5rem 0 2rem}
  .section{padding:2rem 0}
  .footer-grid{grid-template-columns:1fr 1fr}
  .cat-grid{grid-template-columns:repeat(auto-fill,minmax(130px,1fr));gap:10px}
  .visual-matches{grid-template-columns:repeat(auto-fill,minmax(120px,1fr))}
  .info-grid{grid-template-columns:1fr}
}
@media(max-width:480px){
  body{font-size:15px}
  .container{padding:0 16px}
  .hero h1{font-size:1.6rem}
  .upload-zone{padding:1.5rem 1rem}
  .cat-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
}