:root{--ink:#16213a;--muted:#63708a;--line:#dbe2ee;--bg:#f6f8fb;--panel:#fff;--accent:#0f766e;--accent-dark:#115e59;--warning:#9a3412}*{box-sizing:border-box}body{color:var(--ink);background:var(--bg);margin:0;font-family:Arial,Helvetica,sans-serif}a{color:inherit}button,input,textarea{font:inherit}button{background:var(--accent);color:#fff;cursor:pointer;border:0;border-radius:8px;justify-content:center;align-items:center;gap:8px;padding:11px 15px;font-weight:700;display:inline-flex}button:hover{background:var(--accent-dark)}button:disabled{opacity:.65;cursor:wait}input,textarea{border:1px solid var(--line);width:100%;color:var(--ink);background:#fff;border-radius:8px;padding:11px 12px}label{color:var(--muted);gap:7px;font-size:.9rem;font-weight:700;display:grid}code{overflow-wrap:anywhere;color:#334155;background:#eef4f3;border-radius:6px;padding:4px 6px;font-size:.86rem}.hero{background:linear-gradient(135deg,#ecfdf5 0%,#f8fafc 48%,#e0f2fe 100%);min-height:72vh;padding:24px clamp(20px,4vw,72px) 56px}nav,.admin-header{justify-content:space-between;align-items:center;gap:20px;display:flex}nav a,.admin-header a{border:1px solid var(--line);background:#fff;border-radius:8px;padding:10px 14px;font-weight:700;text-decoration:none}.hero-content{max-width:860px;padding-top:clamp(48px,10vw,110px)}.kicker{color:var(--accent-dark);letter-spacing:.08em;text-transform:uppercase;font-size:.78rem;font-weight:800}h1,h2,h3,p{margin-top:0}h1{max-width:820px;margin-bottom:18px;font-size:clamp(2.4rem,6vw,5.6rem);line-height:.98}h2{margin-bottom:10px;font-size:clamp(1.4rem,2.4vw,2rem)}p{color:var(--muted);line-height:1.6}.api-box{gap:10px;max-width:620px;margin-top:28px;display:grid}.features,.gallery,.admin-shell{width:min(1180px,100% - 32px);margin:0 auto}.features{grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;padding:36px 0;display:grid}.features article,.panel,.login-card{border:1px solid var(--line);background:var(--panel);border-radius:8px;padding:22px}.features svg{color:var(--accent)}.gallery{padding:20px 0 72px}.section-title{margin-bottom:20px}.image-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;display:grid}.image-grid article{border:1px solid var(--line);background:#fff;border-radius:8px;overflow:hidden}.image-grid img{aspect-ratio:4/3;object-fit:cover;background:#e5e7eb;width:100%;display:block}.image-grid div{gap:8px;padding:14px;display:grid}.image-grid h3{margin:0}.centered{place-items:center;min-height:100vh;padding:24px;display:grid}.login-card{gap:16px;width:min(420px,100%);display:grid}.login-card svg{color:var(--accent)}.admin-shell{gap:22px;padding:30px 0 80px;display:grid}.admin-header{align-items:flex-start}.admin-header h1{margin:4px 0 8px;font-size:clamp(2rem,5vw,4rem)}.upload-form,.list-head{gap:16px;display:grid}.form-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;display:grid}.form-grid.compact{grid-template-columns:repeat(3,minmax(0,1fr))}.checkbox-line{align-items:center;gap:9px;display:flex}.checkbox-line input{width:auto}.success{color:#047857}.error{color:#b91c1c}.list-head{grid-template-columns:1fr minmax(260px,420px);align-items:end}.search-form{gap:10px;display:flex}.image-list{gap:14px;margin-top:18px;display:grid}.image-row{border:1px solid var(--line);border-radius:8px;grid-template-columns:180px 1fr;gap:16px;padding:12px;display:grid}.image-row>img{aspect-ratio:4/3;object-fit:cover;background:#e5e7eb;border-radius:6px;width:100%}.row-fields{gap:10px;display:grid}.row-actions{flex-wrap:wrap;align-items:center;gap:10px;display:flex}.empty{border:1px dashed var(--line);text-align:center;border-radius:8px;padding:22px}@media (max-width:820px){nav,.admin-header,.list-head{flex-direction:column;grid-template-columns:1fr;align-items:stretch}.features,.image-grid,.form-grid,.form-grid.compact,.image-row{grid-template-columns:1fr}.search-form{flex-direction:column}}