:root{color-scheme:light;font-family:Inter,system-ui,sans-serif;background:#eef7ff;color:#0f172a;--primary: #0c4a6e;--primary-light: #71c7ff;--surface: #ffffff;--muted: #64748b;--border: #cbd5e1;--shadow: 0 24px 60px rgba(15, 23, 42, .12)}*{box-sizing:border-box}body{margin:0;min-height:100vh;background:linear-gradient(180deg,#eef7ff,#f7f9fc)}button,input,textarea{font:inherit}button{cursor:pointer}.secondary-button,.edit-button{border:1px solid #cbd5e1;background:#f8fafc;color:var(--primary);padding:14px 18px;border-radius:16px;font-weight:600;margin-top:10px}.edit-button{border-color:#0c4a6e;color:#0c4a6e;background:#eff6ff}.action-row,.gallery-action-row{margin-top:14px}.page-shell{max-width:1200px;margin:0 auto;padding:28px}.hero-card{background:radial-gradient(circle at top left,rgba(14,165,233,.16),transparent 30%),linear-gradient(135deg,#0c4a6e,#075985);color:#fff;border-radius:32px;padding:32px;margin-bottom:24px;box-shadow:var(--shadow)}.hero-card .eyebrow{margin:0 0 12px;text-transform:uppercase;letter-spacing:.16em;opacity:.85;font-size:.85rem}.hero-card h1{margin:0;font-size:clamp(2rem,2.8vw,3.2rem)}.hero-card .subtitle{margin:18px 0 0;max-width:640px;line-height:1.7;color:#ffffffe0}.tabs{display:flex;gap:10px;margin-bottom:22px;flex-wrap:wrap}.tab-button{border:1px solid rgba(255,255,255,.35);background:#ffffff1f;color:#fff;padding:12px 20px;border-radius:16px;font-weight:600;transition:background .2s ease,transform .2s ease}.tab-button:hover{transform:translateY(-1px)}.tab-button.active{background:#fff;color:var(--primary);box-shadow:0 8px 30px #0f172a1f}.supervisor-header-row{display:flex;justify-content:space-between;gap:16px;align-items:center;flex-wrap:wrap;margin-bottom:18px}.supervisor-actions{display:flex;gap:12px;flex-wrap:wrap}.supervisor-header-row .subtitle{margin:6px 0 0;color:var(--muted);font-size:.95rem}.gallery-card{display:grid;gap:18px}.gallery-view{border-radius:24px;overflow:hidden;border:1px solid var(--border);background:#f8fafcf5}.gallery-view img{width:100%;height:340px;object-fit:cover;display:block}.gallery-caption{padding:16px;background:#fff;display:flex;justify-content:space-between;gap:12px;color:var(--primary)}.gallery-controls{display:flex;gap:12px}.small-button{background:#0c4a6e;color:#fff;border:none;padding:12px 16px;border-radius:14px;font-weight:600}.small-button:disabled{opacity:.5;cursor:not-allowed}.gallery-thumb-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(80px,1fr));gap:10px}.gallery-thumb{border:2px solid transparent;border-radius:16px;overflow:hidden;padding:0;background:none}.gallery-thumb.active{border-color:#0f766e}.gallery-thumb img{width:100%;height:70px;object-fit:cover;display:block}.layout-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:24px}.card{background:var(--surface);border:1px solid var(--border);border-radius:28px;box-shadow:var(--shadow);padding:26px}.form-card h2,.list-card h2{margin-top:0}.field-group{display:grid;gap:10px;margin-bottom:18px}.field-row{display:grid;grid-template-columns:1fr 1fr;gap:18px}label{font-weight:600}input,textarea{width:100%;border:1px solid var(--border);border-radius:16px;padding:14px 16px;background:#f8fafc;color:var(--primary)}textarea{resize:vertical;min-height:110px}.primary-button{width:100%;border:none;border-radius:18px;padding:16px 20px;background:linear-gradient(135deg,#0f766e,#22c55e);color:#fff;font-weight:700;margin-top:6px}.preview-block{margin-top:12px}.preview-block img{width:100%;border-radius:18px;margin-top:10px;border:1px solid rgba(15,23,42,.08)}.file-name{margin:10px 0 0;color:var(--muted);font-size:.95rem}.list-header{display:flex;justify-content:space-between;gap:18px;margin-bottom:20px;padding-bottom:12px;border-bottom:1px solid var(--border)}.list-header p{margin:0;color:var(--muted)}.list-header strong{display:block;margin-top:6px;font-size:1.4rem}.empty-state{color:var(--muted)}.purchase-list{display:grid;gap:18px}.purchase-card{border:1px solid var(--border);border-radius:24px;padding:18px;display:grid;gap:12px}.purchase-head{display:flex;justify-content:space-between;align-items:flex-start;gap:12px}.purchase-head h3{margin:0}.purchase-head span{color:#0f766e;font-weight:700}.meta{margin:0;color:var(--muted)}.upload-row{display:flex;flex-wrap:wrap;gap:10px;color:var(--muted);font-size:.95rem}.project-image{width:100%;border-radius:18px;object-fit:cover;max-height:280px}@media (max-width: 960px){.layout-grid,.field-row{grid-template-columns:1fr}}@media (max-width: 640px){.page-shell{padding:18px}.hero-card{padding:22px;border-radius:22px}.tabs{gap:8px}.tab-button{flex:1 1 100%;min-width:0}.gallery-view img{height:auto;min-height:220px}.gallery-thumb-row,.supervisor-gallery{grid-template-columns:repeat(auto-fit,minmax(120px,1fr))}}