:root {
    --bg: #0f172a;
    --surface: #1e293b;
    --surface2: #334155;
    --text: #f8fafc;
    --muted: #94a3b8;
    --primary: #e63946;
    --primary-dark: #c1121f;
    --secondary: #457b9d;
    --ok: #22c55e;
    --error: #ef4444;
    --radius: 12px;
    --shadow: 0 10px 30px rgba(0,0,0,.35);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
    font-family: system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
    background: linear-gradient(160deg, #0f172a 0%, #1e293b 100%);
    color: var(--text);
    min-height: 100vh;
}

a { color: #93c5fd; }

.topnav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: .75rem 1rem;
    background: rgba(15,23,42,.9);
    border-bottom: 1px solid var(--surface2);
    position: sticky;
    top: 0;
    z-index: 10;
    backdrop-filter: blur(8px);
}
.brand { font-weight: 700; color: var(--text); text-decoration: none; }
.nav-links { display: flex; flex-wrap: wrap; gap: .5rem; }
.nav-links a {
    color: var(--muted);
    text-decoration: none;
    padding: .35rem .6rem;
    border-radius: 8px;
    font-size: .9rem;
}
.nav-links a.active, .nav-links a:hover { color: var(--text); background: var(--surface2); }
.nav-links .logout { color: #fca5a5; }

.container { max-width: 1100px; margin: 0 auto; padding: 1rem; }

.hero {
    text-align: center;
    padding: 2rem 1rem;
}
.hero h1 { font-size: clamp(1.8rem, 4vw, 2.5rem); margin-bottom: .5rem; }
.hero p { color: var(--muted); margin-bottom: 1.5rem; }

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 1rem;
    margin-bottom: 1.5rem;
}
.stat-card {
    background: var(--surface);
    border-radius: var(--radius);
    padding: 1rem;
    text-align: center;
    box-shadow: var(--shadow);
}
.stat-num { display: block; font-size: 2rem; font-weight: 700; color: var(--primary); }
.stat-label { color: var(--muted); font-size: .85rem; }

.card, .auth-card {
    background: var(--surface);
    border-radius: var(--radius);
    padding: 1.25rem;
    box-shadow: var(--shadow);
    margin-bottom: 1rem;
}
.auth-card { max-width: 420px; margin: 3rem auto; }

.page-header { margin-bottom: 1rem; }
.page-header.compact { display: flex; flex-wrap: wrap; align-items: end; justify-content: space-between; gap: 1rem; }
.muted { color: var(--muted); }
.small { font-size: .85rem; }

.grid-2 {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1rem;
}
@media (min-width: 900px) {
    .grid-2 { grid-template-columns: 1fr 1fr; }
}

.form label { display: block; margin-bottom: .9rem; font-size: .9rem; }
.form input[type="text"],
.form input[type="password"],
.form input[type="date"],
.form input[type="url"],
.form input[type="file"],
.form textarea,
.form select,
.inline-form select {
    width: 100%;
    margin-top: .35rem;
    padding: .65rem .75rem;
    border-radius: 8px;
    border: 1px solid var(--surface2);
    background: #0b1220;
    color: var(--text);
}
.color-row { display: grid; grid-template-columns: 1fr 1fr; gap: .75rem; }
.checkbox { display: flex; align-items: center; gap: .5rem; }
.checkbox-grid { display: grid; gap: .35rem; }

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: .35rem;
    border: 0;
    border-radius: 10px;
    padding: .65rem 1rem;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    color: var(--text);
    background: var(--surface2);
}
.btn-primary { background: var(--primary); }
.btn-primary:hover { background: var(--primary-dark); }
.btn-secondary { background: var(--secondary); }
.btn-danger { background: #7f1d1d; }
.btn-sm { padding: .4rem .65rem; font-size: .85rem; }
.btn-lg { padding: .85rem 1.25rem; font-size: 1rem; }
.btn-block { width: 100%; }
.btn-row { display: flex; flex-wrap: wrap; gap: .5rem; margin-bottom: 1rem; }
.file-btn { cursor: pointer; }

.alert { padding: .75rem 1rem; border-radius: 8px; margin-bottom: 1rem; }
.alert-success { background: rgba(34,197,94,.15); color: #86efac; }
.alert-error { background: rgba(239,68,68,.15); color: #fca5a5; }

.list { display: grid; gap: .75rem; }
.list-item {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: .75rem;
    padding: .75rem 0;
    border-bottom: 1px solid var(--surface2);
}
.list-item-main { display: flex; gap: .75rem; align-items: center; }
.list-logo { width: 48px; height: 48px; object-fit: contain; background: #fff; border-radius: 8px; padding: 4px; }
.list-actions { display: flex; gap: .35rem; align-items: center; }
.logo-preview { max-width: 120px; background: #fff; border-radius: 8px; padding: 6px; }

.badge {
    display: inline-block;
    font-size: .7rem;
    padding: .15rem .45rem;
    border-radius: 999px;
    background: var(--surface2);
    margin-left: .35rem;
}
.badge-ok { background: rgba(34,197,94,.2); color: #86efac; }

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 1rem;
}
.gallery-card {
    background: var(--surface);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
}
.gallery-card img, .gallery-card video {
    width: 100%;
    aspect-ratio: 9/16;
    object-fit: cover;
    display: block;
    background: #000;
}
.gallery-meta { padding: .75rem; display: grid; gap: .25rem; }

.studio-layout {
    display: grid;
    gap: 1rem;
}
@media (min-width: 900px) {
    .studio-layout { grid-template-columns: 1.1fr .9fr; align-items: start; }
}

.studio-preview-wrap {
    position: relative;
    background: #000;
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    aspect-ratio: 9/16;
    max-height: 75vh;
    margin: 0 auto;
}
#preview, #camera, #captured-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}
.hidden { display: none !important; }

.sponsor-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(110px, 1fr));
    gap: .5rem;
    margin-bottom: 1rem;
}
.sponsor-btn {
    display: grid;
    gap: .35rem;
    justify-items: center;
    padding: .6rem;
    border-radius: 10px;
    border: 2px solid transparent;
    background: #0b1220;
    color: var(--text);
    cursor: pointer;
    font-size: .75rem;
}
.sponsor-btn img {
    width: 48px;
    height: 48px;
    object-fit: contain;
    background: #fff;
    border-radius: 8px;
    padding: 4px;
}
.sponsor-btn.selected { border-color: var(--primary); box-shadow: 0 0 0 2px rgba(230,57,70,.25); }

.studio-panel h2 {
    font-size: 1rem;
    margin: 1rem 0 .5rem;
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: .04em;
}