:root{
    --bg-primary:#020617;
    --bg-panel:rgba(15,23,42,0.9);
    --border:rgba(148,163,184,0.2);
    --text-primary:#f8fafc;
    --text-secondary:#94a3b8;
    --accent:#38bdf8;
    --accent-strong:#16a34a;
    --accent-warm:#fbbf24;
    --danger:#ef4444;
    --success:#22c55e;
    --shadow:0 20px 45px rgba(2,6,23,0.45);
    --radius-xl:28px;
    --radius-lg:20px;
    --radius-md:14px;
    font-family:'Space Grotesk',sans-serif;
}

:root[data-theme="light"]{
    --bg-primary:#ffffff;
    --bg-panel:rgba(255,255,255,0.95);
    --border:rgba(0,0,0,0.1);
    --text-primary:#0f172a;
    --text-secondary:#64748b;
    --accent:#3b82f6;
    --accent-strong:#16a34a;
    --accent-warm:#f59e0b;
    --danger:#ef4444;
    --success:#22c55e;
    --shadow:0 20px 45px rgba(0,0,0,0.08);
}

*{box-sizing:border-box}

body{
    margin:0;
    min-height:100vh;
    background:radial-gradient(circle at 20% 20%,rgba(56,189,248,0.08),transparent 45%),
               radial-gradient(circle at 80% 0%,rgba(248,113,113,0.1),transparent 35%),
               var(--bg-primary);
    color:var(--text-primary);
    font-family:'Space Grotesk',sans-serif;
}

body[data-theme="light"]{
    background:radial-gradient(circle at 20% 20%,rgba(59,130,246,0.05),transparent 45%),
               radial-gradient(circle at 80% 0%,rgba(239,68,68,0.05),transparent 35%),
               var(--bg-primary);
}

.app-shell{
    width:100%;
    max-width:1200px;
    margin:0 auto;
    padding:48px 20px 80px;
}

.hero{
    text-align:center;
    margin-bottom:40px;
    position:relative;
}

.theme-toggle{
    position:absolute;
    top:0;
    right:0;
}

.toggle-btn{
    background:var(--bg-panel);
    border:1px solid var(--border);
    border-radius:var(--radius-md);
    padding:8px 16px;
    color:var(--text-primary);
    cursor:pointer;
    font-size:14px;
    transition: all 0.2s ease;
}

.toggle-btn:hover{
    background:var(--accent);
    color:white;
}

.eyebrow{
    text-transform:uppercase;
    letter-spacing:0.25em;
    color:var(--accent);
    font-size:12px;
    margin-bottom:12px;
}

.title{
    font-size:36px;
    margin:0 0 12px;
}

.subtitle{
    color:var(--text-secondary);
    font-size:18px;
    margin:0 auto 28px;
    max-width:720px;
}

.hero-stats{
    display:flex;
    justify-content:center;
    gap:18px;
    flex-wrap:wrap;
}

.stat-card{
    background:var(--bg-panel);
    border:1px solid var(--border);
    border-radius:var(--radius-md);
    padding:16px 24px;
    min-width:160px;
    box-shadow:var(--shadow);
}

.stat-card span{
    display:block;
    font-size:12px;
    text-transform:uppercase;
    color:var(--text-secondary);
    letter-spacing:0.08em;
}

.stat-card strong{
    display:block;
    font-size:18px;
    margin-top:8px;
}

.content-grid{
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(320px,1fr));
    gap:24px;
    margin-bottom:32px;
}

.panel{
    background:var(--bg-panel);
    border:1px solid var(--border);
    border-radius:var(--radius-xl);
    padding:28px;
    box-shadow:var(--shadow);
    backdrop-filter:blur(18px);
}

.panel-header{
    display:flex;
    justify-content:space-between;
    gap:12px;
    align-items:flex-start;
    margin-bottom:24px;
}

.panel-header h2{
    margin:0 0 6px;
    font-size:22px;
}

.panel-header p{
    margin:0;
    color:var(--text-secondary);
    font-size:14px;
}

.badge{
    padding:6px 14px;
    border-radius:999px;
    background:rgba(56,189,248,0.15);
    border:1px solid rgba(56,189,248,0.4);
    color:var(--accent);
    font-weight:600;
    font-size:13px;
    align-self:flex-start;
}

.badge.light{
    background:rgba(248,250,252,0.08);
    border-color:rgba(248,250,252,0.18);
    color:var(--text-primary);
}

.prediction-panel .control-row{
    display:flex;
    flex-direction:column;
    gap:8px;
    margin-bottom:16px;
}

.prediction-panel label{
    font-size:13px;
    color:var(--text-secondary);
    text-transform:uppercase;
    letter-spacing:0.12em;
}

.dropdown{
    padding:14px 18px;
    border-radius:var(--radius-md);
    border:1px solid var(--border);
    background:var(--bg-panel);
    color:var(--text-primary);
    font-size:16px;
    outline:none;
}

.dropdown:focus{
    border-color:var(--accent);
    box-shadow:0 0 0 2px rgba(56,189,248,0.25);
}

.inline-loader{
    color:var(--accent);
    font-weight:600;
    font-size:14px;
    margin-bottom:10px;
}

.prediction-cards-container{
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(220px,1fr));
    gap:16px;
    margin:10px 0 6px;
}

.prediction-card-item{
    border:1px solid var(--border);
    border-radius:var(--radius-md);
    padding:18px;
    background:var(--bg-panel);
}

.prediction-card-item .label{
    margin:0 0 6px;
    text-transform:uppercase;
    font-size:12px;
    color:var(--text-secondary);
    letter-spacing:0.2em;
}

.prediction-card-item .value{
    margin:0;
    font-size:28px;
    font-weight:700;
    color:var(--accent-strong);
}

.prediction-status{
    min-height:22px;
    font-weight:600;
}

.metrics-panel{
    margin-top:24px;
    border:1px dashed rgba(148,163,184,0.4);
    border-radius:var(--radius-md);
    padding:20px;
}

.panel-subtitle h3{
    margin:0;
    font-size:16px;
}

.panel-subtitle p{
    margin:4px 0 16px;
    color:var(--text-secondary);
    font-size:13px;
}

.metrics-grid{
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(140px,1fr));
    gap:14px;
}

.metric-item{
    border:1px solid var(--border);
    border-radius:var(--radius-md);
    padding:12px;
    text-align:center;
}

.metric-label{
    font-size:11px;
    text-transform:uppercase;
    letter-spacing:0.25em;
    color:var(--text-secondary);
    margin-bottom:8px;
}

.metric-value{
    font-size:18px;
    font-weight:700;
}

.metric-value.lstm{color:var(--accent-strong)}
.metric-value.xgb{color:var(--accent-warm)}

.chart-container{
    margin-top:24px;
    background:var(--bg-panel);
    border:1px solid var(--border);
    border-radius:var(--radius-md);
    padding:16px;
}

.live-panel .live-meta{
    font-size:13px;
    color:var(--text-secondary);
    margin-bottom:12px;
}

.status-pill{
    padding:6px 18px;
    border-radius:999px;
    background:rgba(248,250,252,0.08);
    border:1px solid var(--border);
    font-size:13px;
}

.status-pill.online{border-color:rgba(34,197,94,0.6);color:var(--success)}
.status-pill.offline{border-color:rgba(239,68,68,0.5);color:var(--danger)}

.live-grid{
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(160px,1fr));
    gap:16px;
}

.live-card{
    border:1px solid var(--border);
    border-radius:var(--radius-md);
    padding:16px;
    background:var(--bg-panel);
}

.live-card-head{
    display:flex;
    justify-content:space-between;
    font-size:13px;
    margin-bottom:12px;
    color:var(--text-secondary);
}

.live-card .price{
    font-size:22px;
    font-weight:700;
}

.live-card .change{
    font-weight:600;
}

.change.pos{color:var(--success)}
.change.neg{color:var(--danger)}

.empty-state{
    text-align:center;
    margin-top:18px;
    padding:16px;
    border:1px dashed var(--border);
    border-radius:var(--radius-md);
    color:var(--text-secondary);
}

.table-panel table{
    width:100%;
    border-collapse:collapse;
}

.table-container{
    border:1px solid var(--border);
    border-radius:var(--radius-md);
    overflow:auto;
}

th,td{
    padding:14px 16px;
    border-bottom:1px solid rgba(148,163,184,0.12);
    text-align:left;
    font-size:14px;
}

th{
    text-transform:uppercase;
    letter-spacing:0.12em;
    font-size:12px;
    color:var(--text-secondary);
}

.crypto-img{
    width:28px;
    height:28px;
    border-radius:50%;
    vertical-align:middle;
    margin-right:8px;
}

.coin-name-cell{
    display:flex;
    align-items:center;
    gap:10px;
}

.green{color:var(--success)}
.red{color:var(--danger)}

.sparkline-cell{
    min-width:132px;
    padding-top:10px;
    padding-bottom:10px;
}

.sparkline-svg{
    display:block;
    width:120px;
    height:32px;
}

.sparkline-empty{
    color:var(--text-secondary);
    font-size:12px;
}

#pagination{
    margin:22px 0 0;
    display:flex;
    justify-content:center;
    gap:12px;
    align-items:center;
}

#pagination button{
    padding:10px 20px;
    border:none;
    border-radius:999px;
    background:var(--accent-strong);
    color:#fff;
    font-weight:600;
    cursor:pointer;
    transition:opacity 0.2s ease;
}

#pagination button:hover{opacity:0.85}
#pagination button:disabled{background:rgba(148,163,184,0.4);cursor:not-allowed}
#page-number{font-weight:600}

@media (max-width:640px){
    .panel{padding:20px}
    .title{font-size:28px}
    .hero-stats{flex-direction:column}
    .panel-header{flex-direction:column}
    .live-grid{grid-template-columns:1fr}
}