:root{--bg-gradient:linear-gradient(135deg,#eef2ff,#f8fafc);--panel:#fff;--primary:#4f46e5;--primary-dark:#3730a3;--admin-dark:#111827;--secondary:#e5e7eb;--secondary-text:#111827;--success:#10b981;--danger:#ef4444;--warning:#f59e0b;--text:#111827;--muted:#6b7280;--border:#e5e7eb;--radius-lg:16px;--radius-md:12px;--shadow-soft:0 8px 24px #00000014;--shadow-btn:0 12px 30px #4f46e559}*{box-sizing:border-box;margin:0;padding:0}body{background:var(--bg-gradient);color:var(--text);font-family:Inter,system-ui,Arial,sans-serif}.btn-primary,.btn-secondary{appearance:none;cursor:pointer;border:none;border-radius:14px;padding:14px 22px;font-size:15px;font-weight:700;transition:all .15s}.btn-primary:disabled,.btn-secondary:disabled{opacity:.6;cursor:not-allowed;box-shadow:none;transform:none}.btn-sticky{position:fixed;bottom:24px;right:24px}.login-scope{justify-content:center;align-items:center;min-height:100vh;display:flex}.login-scope .login-card{background:var(--panel);border-radius:var(--radius-lg);width:380px;box-shadow:var(--shadow-soft);padding:36px}.login-scope h2{text-align:center;margin-bottom:24px}.login-scope input{border-radius:var(--radius-md);border:1px solid var(--border);width:100%;margin-bottom:16px;padding:14px}.login-scope .btn-primary{color:#fff;background:linear-gradient(135deg,var(--primary),var(--primary-dark));width:100%;box-shadow:var(--shadow-btn)}.login-scope .btn-primary:hover{transform:translateY(-2px)}.candidate-scope{background:var(--bg-gradient)}.candidate-scope .exam-wrapper{max-width:920px;margin:110px auto 40px;padding:0 20px}.candidate-scope .exam-header{color:#fff;z-index:1000;background:#111827;justify-content:space-between;width:100%;padding:14px 24px;font-weight:600;display:flex;position:fixed;top:0;left:0}.candidate-scope .exam-card{background:var(--panel);border-radius:var(--radius-lg);box-shadow:var(--shadow-soft);margin-bottom:24px;padding:28px}.candidate-scope .exam-option{border-radius:10px;gap:10px;padding:10px 12px;display:flex}.candidate-scope .exam-option:hover{background:#f1f5f9}.candidate-scope .exam-paragraph{border:1px solid var(--border);border-radius:var(--radius-md);background:#f9fafb;margin-bottom:16px;padding:18px}.candidate-scope .exam-textarea{border-radius:var(--radius-md);border:1px solid var(--border);width:100%;min-height:160px;padding:16px}.candidate-scope .btn-primary{color:#fff;background:linear-gradient(135deg,#2563eb,#1e40af);box-shadow:0 12px 30px #2563eb59}.candidate-scope .btn-primary:hover{transform:translateY(-2px)}.candidate-scope .btn-secondary{background:var(--secondary);color:var(--secondary-text)}.admin-scope{background:#f9fafb}.admin-scope .layout{min-height:100vh;display:flex}.admin-scope .sidebar{color:#fff;background:#111827;width:220px;padding:24px}.admin-scope .sidebar h2{margin-bottom:24px}.admin-scope .sidebar button{width:100%;margin-bottom:12px}.admin-scope .main{flex:1;padding:32px}.admin-scope .btn-primary{color:#fff;background:#111827}.admin-scope .btn-secondary{color:#fff;background:#374151}.results-scope .results-wrapper{max-width:1100px;margin:40px auto;padding:0 24px}.results-scope .results-card{background:var(--panel);border-radius:var(--radius-lg);box-shadow:var(--shadow-soft);padding:28px}.results-scope .results-header{margin-bottom:20px}.results-scope table{border-collapse:collapse;width:100%}.results-scope th{text-align:left;color:var(--muted);border-bottom:1px solid var(--border);padding:14px;font-size:13px}.results-scope td{border-bottom:1px solid var(--border);padding:14px}.results-scope tr:hover{background:#f9fafb}.results-scope .btn-secondary{color:#fff;background:#374151}.exam-submit-wrapper{text-align:center;background:#fff;border-top:1px solid #e5e7eb;padding:16px;position:sticky;bottom:0}.exam-btn-primary{color:#fff;cursor:pointer;background:#4f46e5;border:none;border-radius:999px;padding:14px 32px;font-weight:700}.exam-btn-primary:hover{background:#4338ca}