:root{--primary:#1e3c72;--secondary:#2a5298;--accent:#0284c7;--bg:#f8fafc;--card:#fff;--text:#1e293b;--muted:#64748b;--danger:#dc2626;--success:#059669}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:'Segoe UI',system-ui,-apple-system,sans-serif;line-height:1.5}a{color:inherit}header.site-header{background:linear-gradient(135deg,var(--primary),var(--secondary));color:#fff;padding:30px 20px;text-align:center;box-shadow:0 4px 10px rgba(0,0,0,.15)}header h1{font-size:2em;margin:0 0 6px;font-weight:700}header p{margin:0;opacity:.9}.main-layout{display:flex;gap:25px;max-width:1300px;margin:25px auto;padding:0 20px;flex-wrap:wrap}.left-column{flex:1;min-width:320px;display:flex;flex-direction:column;gap:20px}.right-column{flex:1.3;min-width:340px}.section-box,.card{background:#fff;border-radius:12px;padding:25px;border:1px solid #e2e8f0;box-shadow:0 4px 6px -1px rgba(0,0,0,.05)}.section-title{font-size:1.25em;color:var(--primary);font-weight:700;margin-bottom:15px;border-bottom:2px solid #e2e8f0;padding-bottom:8px}.otm-list{display:flex;flex-direction:column;gap:10px;max-height:380px;overflow-y:auto;padding-right:5px}.otm-item{padding:12px 15px;border:1px solid #cbd5e1;border-radius:8px;background:#f8fafc;cursor:pointer;transition:.2s}.otm-item:hover{border-color:var(--accent);background:#e0f2fe}.otm-item h4{color:var(--primary);font-size:14px;font-weight:600;margin:0}.pdf-box{border:1px solid #cbd5e1;border-radius:8px;overflow:hidden;background:#f1f5f9}.pdf-header{background:#e2e8f0;padding:10px 15px;display:flex;justify-content:space-between;align-items:center;gap:10px;font-size:13px}.btn,.btn-pdf,.btn-submit{display:inline-flex;align-items:center;justify-content:center;border:0;text-decoration:none;cursor:pointer;font-weight:600}.btn-pdf{padding:6px 12px;background:#059669;color:#fff;border-radius:4px;font-size:12px}.pdf-box iframe{width:100%;height:400px;border:0}.form-section-title{font-size:14px;font-weight:700;color:var(--primary);margin:15px 0 10px;padding-bottom:4px;border-bottom:1px dashed #cbd5e1}.form-row{display:flex;gap:12px;flex-wrap:wrap}.form-row .form-group{flex:1;min-width:150px}.form-group{margin-bottom:14px}.form-group label{display:block;margin-bottom:6px;font-weight:600;font-size:13px}.form-group input,.form-group select,.form-group textarea{width:100%;padding:10px;border:1px solid #cbd5e1;border-radius:6px;font-size:14px;outline:none;background:#fff}.form-group input:focus,.form-group select:focus,.form-group textarea:focus{border-color:var(--accent)}.form-help{font-size:11px;color:var(--muted);margin-top:3px}.btn-submit{width:100%;padding:12px;margin-top:15px;background:var(--secondary);color:#fff;border-radius:8px;font-size:15px}.btn-submit:hover{background:var(--primary)}footer{text-align:center;padding:20px;margin-top:30px;background:#0f172a;color:#94a3b8;font-size:13px}.alert{padding:12px 14px;border-radius:8px;margin-bottom:16px}.alert-success{background:#ecfdf5;color:#065f46;border:1px solid #a7f3d0}.alert-error{background:#fef2f2;color:#991b1b;border:1px solid #fecaca}.admin-wrap{display:flex;min-height:100vh}.sidebar{width:250px;background:#0f172a;color:#cbd5e1;padding:20px;position:fixed;inset:0 auto 0 0}.brand{font-size:20px;font-weight:800;color:#fff;margin-bottom:24px}.sidebar a{display:block;padding:10px 12px;border-radius:8px;text-decoration:none;margin:4px 0}.sidebar a:hover,.sidebar a.active{background:#1e3c72;color:#fff}.admin-main{margin-left:250px;width:calc(100% - 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