:root{--bg: #f3f6f2;--surface: #ffffff;--line: #d8e2d4;--text: #1f2a1f;--muted: #617061;--primary: #1f6f5a;--danger: #a83535}*{box-sizing:border-box}body{margin:0;font-family:Manrope,Noto Sans SC,PingFang SC,sans-serif;background:radial-gradient(circle at 10% 10%,#ecf4ee,#f9faf7 60%);color:var(--text)}a{color:inherit;text-decoration:none}.shell{min-height:100vh}.topbar{position:sticky;top:0;z-index:10;display:grid;grid-template-columns:220px 1fr auto;gap:16px;align-items:center;padding:14px 20px;border-bottom:1px solid var(--line);background:#ffffffdb;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.brand{font-weight:800;letter-spacing:.02em}.nav,.session,.row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.container{width:min(1100px,100% - 32px);margin:24px auto 40px}h1,h2,h3{margin-top:0}.gallery{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:16px}.card,.panel{background:var(--surface);border:1px solid var(--line);border-radius:16px;overflow:hidden}.card img{width:100%;aspect-ratio:4 / 3;object-fit:cover}.card-body{padding:14px}.form-page{max-width:560px;margin:0 auto}.panel{padding:16px}label{display:grid;gap:8px;margin-bottom:12px}input,textarea,button{font:inherit;border-radius:10px;border:1px solid var(--line);padding:10px 12px}button{background:var(--primary);color:#fff;border:none;cursor:pointer}button.danger{background:var(--danger)}button:disabled{opacity:.6;cursor:not-allowed}.table{width:100%;border-collapse:collapse}.table th,.table td{padding:10px 8px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}.muted{color:var(--muted)}.error{color:#922}.success{color:#196337}@media(max-width:840px){.topbar{grid-template-columns:1fr}}