:root{--bg: #f5f7fb;--panel: #ffffff;--text: #172033;--muted: #697386;--border: #e4e8f0;--primary: #3157d5;--primary-dark: #2445ad;--soft-blue: #eef3ff;--green: #0f8a5f;--shadow: 0 14px 35px rgba(22, 34, 66, .08)}*{box-sizing:border-box}body{margin:0;background:radial-gradient(circle at top left,rgba(49,87,213,.12),transparent 34%),var(--bg);color:var(--text);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}button,input{font:inherit}.app-shell{min-height:100vh}.login-page{min-height:100vh;display:grid;place-items:center;padding:24px}.login-card{width:min(100%,520px);background:var(--panel);padding:40px;border-radius:28px;box-shadow:var(--shadow);border:1px solid var(--border)}.brand-pill{width:fit-content;padding:8px 12px;border-radius:999px;background:var(--soft-blue);color:var(--primary);font-size:13px;font-weight:700;margin-bottom:18px}.login-card h1{margin:0 0 12px;font-size:34px;letter-spacing:-.04em}.login-card label{display:block;margin:26px 0 8px;font-weight:700}.login-card input{width:100%;padding:14px 16px;border:1px solid var(--border);border-radius:14px;outline:none}.login-card input:focus{border-color:var(--primary);box-shadow:0 0 0 4px #3157d51f}.primary-button,.secondary-button{border:none;border-radius:14px;cursor:pointer;font-weight:800}.primary-button{width:100%;padding:14px 18px;background:var(--primary);color:#fff;margin-top:16px}.primary-button:hover{background:var(--primary-dark)}.secondary-button{padding:12px 16px;background:#fff;color:var(--text);border:1px solid var(--border)}.sample-users{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px;color:var(--muted);font-size:14px}.sample-users strong{background:#f0f2f7;padding:4px 9px;border-radius:999px;color:var(--text)}.error{color:#b42318;font-weight:700}.dashboard-page{width:min(1440px,100%);margin:0 auto;padding:34px}.dashboard-header{display:flex;justify-content:space-between;gap:24px;align-items:flex-start;margin-bottom:24px}.dashboard-header h1{margin:4px 0;font-size:38px;letter-spacing:-.04em}.eyebrow{text-transform:uppercase;font-size:12px;letter-spacing:.12em;font-weight:800;color:var(--primary);margin:0}.muted,.section-title p,.model-card p{color:var(--muted)}.metrics-grid{display:grid;grid-template-columns:repeat(4,minmax(160px,1fr));gap:16px;margin-bottom:18px}.metric-card,.panel,.model-card{background:#ffffffeb;border:1px solid var(--border);box-shadow:var(--shadow);border-radius:24px}.metric-card{padding:20px}.metric-card span{display:block;color:var(--muted);font-size:14px}.metric-card strong{display:block;font-size:30px;margin-top:8px}.model-card{padding:24px;margin-bottom:18px;display:flex;justify-content:space-between;gap:24px}.model-card h2{margin:6px 0 8px}.model-stats{display:flex;gap:12px;align-items:center}.model-stats div{min-width:88px;padding:14px;background:var(--soft-blue);border-radius:18px;text-align:center}.model-stats span{display:block;color:var(--muted);font-size:13px}.model-stats strong{display:block;margin-top:6px;color:var(--primary);font-size:22px}.content-grid{display:grid;grid-template-columns:minmax(0,2.1fr) minmax(300px,.9fr);gap:18px;margin-bottom:18px}.panel{padding:24px}.section-title{display:flex;justify-content:space-between;margin-bottom:18px}.section-title h2{margin:0 0 4px;letter-spacing:-.02em}.recommendation-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.recommendation-card{position:relative;padding:18px;border:1px solid var(--border);border-radius:20px;background:linear-gradient(180deg,#fff,#f9fbff)}.recommendation-card h3{margin:0 0 12px;padding-right:44px;font-size:16px}.rank-badge{position:absolute;top:16px;right:16px;background:var(--primary);color:#fff;font-size:12px;font-weight:800;padding:5px 9px;border-radius:999px}.genre-row{display:flex;flex-wrap:wrap;gap:6px}.genre-badge{background:#f0f2f7;color:#374151;padding:5px 8px;border-radius:999px;font-size:12px;font-weight:700}.prediction-row{display:flex;justify-content:space-between;align-items:center;margin-top:14px;color:var(--muted)}.prediction-row strong{color:var(--green);font-size:18px}.similar-users-list{display:grid;gap:10px}.similar-user-row{display:flex;align-items:center;justify-content:space-between;padding:14px;border:1px solid var(--border);border-radius:16px;background:#fbfcff}.similar-user-row span{display:block;color:var(--muted);font-size:13px;margin-top:3px}.similarity-pill,.rating-pill{padding:6px 10px;border-radius:999px;font-weight:800}.similarity-pill{background:var(--soft-blue);color:var(--primary)}.rating-pill{background:#ecfdf5;color:var(--green)}.table-wrapper{overflow-x:auto}.movie-table{width:100%;border-collapse:collapse}.movie-table th,.movie-table td{padding:14px 12px;border-bottom:1px solid var(--border);text-align:left;vertical-align:top}.movie-table th{color:var(--muted);font-size:13px;text-transform:uppercase;letter-spacing:.06em}.movie-title{font-weight:800}.dashboard-loading{min-height:100vh;display:grid;place-items:center;color:var(--muted)}.loader{width:42px;height:42px;border:4px solid #dce3f2;border-top-color:var(--primary);border-radius:50%;animation:spin .8s linear infinite;margin:auto}@keyframes spin{to{transform:rotate(360deg)}}@media (max-width: 980px){.metrics-grid,.content-grid,.recommendation-grid{grid-template-columns:1fr}.model-card,.dashboard-header{flex-direction:column}.model-stats{width:100%;flex-wrap:wrap}}