:root {
    --water-blue: #0ea5b5;
    --water-deep: #0a5c73;
    --water-light: #6fe3d4;
    --amber: #f5a623;
    --danger: #e05260;
    --success: #2ecc9b;
    --bg-deep: #071b26;
    --glass: rgba(255,255,255,0.07);
    --glass-border: rgba(255,255,255,0.14);
    --text-main: #eaf6f7;
    --text-dim: #9fb9bd;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
    font-family: 'Segoe UI', -apple-system, sans-serif;
    background: radial-gradient(circle at 20% 0%, #0c3040 0%, var(--bg-deep) 55%),
                linear-gradient(160deg, #071b26, #041016);
    min-height: 100vh;
    color: var(--text-main);
    background-attachment: fixed;
}

.topbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 24px;
    background: var(--glass);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--glass-border);
    position: sticky;
    top: 0;
    z-index: 50;
}

.topbar .brand { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 1.1rem; }
.topbar .brand .drop { width: 10px; height: 14px; border-radius: 50% 50% 50% 0; background: var(--water-light); transform: rotate(45deg); }

nav.tabs { display: flex; gap: 4px; padding: 12px 24px; overflow-x: auto; }
nav.tabs a {
    color: var(--text-dim);
    text-decoration: none;
    padding: 8px 16px;
    border-radius: 10px;
    font-size: 0.9rem;
    white-space: nowrap;
    transition: all .2s;
}
nav.tabs a:hover { background: var(--glass); color: var(--text-main); }
nav.tabs a.active { background: linear-gradient(135deg, var(--water-blue), var(--water-deep)); color: #fff; }

.container { max-width: 1100px; margin: 0 auto; padding: 20px; }

.card {
    background: var(--glass);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(14px);
    border-radius: 16px;
    padding: 20px;
    margin-bottom: 18px;
}

.grid { display: grid; gap: 16px; }
.grid-4 { grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); }
.grid-2 { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }

.stat-card { text-align: center; }
.stat-card .num { font-size: 2rem; font-weight: 800; background: linear-gradient(135deg, var(--water-light), var(--water-blue)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.stat-card .label { color: var(--text-dim); font-size: 0.85rem; margin-top: 4px; }

table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--glass-border); font-size: 0.9rem; }
th { color: var(--text-dim); font-weight: 600; font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.03em; }

.badge { padding: 3px 10px; border-radius: 999px; font-size: 0.75rem; font-weight: 600; display: inline-block; }
.badge.verified { background: rgba(46,204,155,0.15); color: var(--success); border: 1px solid rgba(46,204,155,0.3); }
.badge.pending { background: rgba(245,166,35,0.15); color: var(--amber); border: 1px solid rgba(245,166,35,0.3); }
.badge.unmatched { background: rgba(224,82,96,0.15); color: var(--danger); border: 1px solid rgba(224,82,96,0.3); }
.badge.manual { background: rgba(14,165,181,0.15); color: var(--water-light); border: 1px solid rgba(14,165,181,0.3); }

.btn {
    display: inline-block;
    padding: 9px 18px;
    border-radius: 10px;
    border: none;
    background: linear-gradient(135deg, var(--water-blue), var(--water-deep));
    color: #fff;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    font-size: 0.88rem;
    transition: transform .15s, opacity .15s;
}
.btn:hover { transform: translateY(-1px); opacity: 0.92; }
.btn.small { padding: 5px 12px; font-size: 0.78rem; }
.btn.danger { background: linear-gradient(135deg, var(--danger), #9a2f38); }
.btn.ghost { background: transparent; border: 1px solid var(--glass-border); }

input, select, textarea {
    width: 100%;
    padding: 10px 12px;
    border-radius: 10px;
    border: 1px solid var(--glass-border);
    background: rgba(255,255,255,0.05);
    color: var(--text-main);
    font-size: 0.9rem;
    margin-bottom: 14px;
}
input:focus, select:focus, textarea:focus { outline: 2px solid var(--water-blue); }
label { font-size: 0.82rem; color: var(--text-dim); display: block; margin-bottom: 6px; }

.login-wrap { min-height: 100vh; display: flex; align-items: center; justify-content: center; }
.login-card { width: 340px; }
.login-card h1 { text-align: center; margin-bottom: 20px; font-size: 1.3rem; }

.flash { padding: 12px 16px; border-radius: 10px; margin-bottom: 16px; font-size: 0.88rem; }
.flash.success { background: rgba(46,204,155,0.12); border: 1px solid rgba(46,204,155,0.3); color: var(--success); }
.flash.error { background: rgba(224,82,96,0.12); border: 1px solid rgba(224,82,96,0.3); color: var(--danger); }

.screenshot-thumb { width: 100%; max-width: 320px; border-radius: 12px; border: 1px solid var(--glass-border); }

.empty-state { text-align: center; padding: 40px 20px; color: var(--text-dim); }

@media (max-width: 640px) {
    .container { padding: 14px; }
    nav.tabs { padding: 10px 14px; }
    th, td { font-size: 0.8rem; padding: 8px; }
}