/* ── RepShed Base ────────────────────────────────────── */
:root {
    --bg: #0f1117;
    --surface: #1a1d27;
    --surface-hover: #222637;
    --border: #2a2e3d;
    --text: #e4e4e7;
    --text-muted: #71717a;
    --accent: #6366f1;
    --accent-hover: #818cf8;
    --success: #22c55e;
    --warning: #f59e0b;
    --danger: #ef4444;
    --radius: 10px;
    --font: 'Inter', -apple-system, BlinkMacSystemFont, system-ui, sans-serif;
    --mono: 'JetBrains Mono', 'Fira Code', monospace;
}

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

body {
    font-family: var(--font);
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    min-height: 100vh;
}

.hidden { display: none !important; }

/* Upload area */
.upload-area {
    border: 2px dashed var(--border);
    border-radius: var(--radius);
    padding: 60px 24px;
    text-align: center;
    transition: all 0.2s;
    cursor: pointer;
    margin-bottom: 24px;
}

.upload-area:hover,
.upload-area.drag-over {
    border-color: var(--accent);
    background: rgba(99, 102, 241, 0.05);
}

.upload-area .icon {
    font-size: 3rem;
    margin-bottom: 16px;
}

.upload-area p {
    color: var(--text-muted);
    margin-bottom: 8px;
}

.upload-area .hint {
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* Buttons */
.btn {
    background: var(--accent);
    color: #fff;
    border: none;
    padding: 8px 16px;
    border-radius: 6px;
    font-size: 0.85rem;
    font-weight: 500;
    cursor: pointer;
    transition: background 0.2s;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.btn:hover { background: var(--accent-hover); }
.btn-sm { padding: 5px 12px; font-size: 0.8rem; }

.btn-outline {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text);
}

.btn-outline:hover {
    border-color: var(--accent);
    color: var(--accent);
    background: transparent;
}

.btn-danger { background: var(--danger); }
.btn-danger:hover { background: #dc2626; }

/* Toast */
.toast {
    position: fixed;
    bottom: 24px;
    right: 24px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 12px 20px;
    font-size: 0.9rem;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
    z-index: 2000;
    animation: slideIn 0.3s ease;
}

.toast.error { border-color: var(--danger); }
.toast.success { border-color: var(--success); }

@keyframes slideIn {
    from { transform: translateY(20px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}