@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

:root {
    --bg-color: #0f172a;
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --glass-bg: rgba(30, 41, 59, 0.7);
    --glass-border: rgba(255, 255, 255, 0.1);
    --accent-color: #3b82f6;
    --accent-hover: #2563eb;
    --danger: #ef4444;
    --success: #10b981;
    --warning: #f59e0b;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', sans-serif;
}

body {
    background-color: var(--bg-color);
    background-image: 
        radial-gradient(at 0% 0%, rgba(59, 130, 246, 0.15) 0px, transparent 50%),
        radial-gradient(at 100% 100%, rgba(139, 92, 246, 0.15) 0px, transparent 50%);
    background-attachment: fixed;
    color: var(--text-primary);
    min-height: 100vh;
    padding: 2rem;
    line-height: 1.6;
}

.container {
    max-width: 1000px;
    margin: 0 auto;
}

.header {
    text-align: center;
    margin-bottom: 3rem;
    animation: fadeInDown 0.8s ease-out;
}

.header h1 {
    font-size: 2.5rem;
    font-weight: 700;
    background: linear-gradient(to right, #60a5fa, #c084fc);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 0.5rem;
}

.header p {
    color: var(--text-secondary);
    font-size: 1.1rem;
}

.dashboard-card {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 2rem;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
    animation: fadeInUp 0.8s ease-out;
}

.file-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.file-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.25rem 1.5rem;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 12px;
    transition: all 0.3s ease;
}

.file-item:hover {
    background: rgba(255, 255, 255, 0.08);
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.25);
    border-color: rgba(96, 165, 250, 0.3);
}

.file-info {
    display: flex;
    align-items: center;
    gap: 1.25rem;
    flex: 1;
}

.file-icon {
    font-size: 1.8rem;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
    background: rgba(255,255,255,0.1);
    transition: transform 0.3s ease;
}

.file-item:hover .file-icon {
    transform: scale(1.1);
}

.icon-pdf { color: #ef4444; background: rgba(239, 68, 68, 0.1); }
.icon-excel { color: #10b981; background: rgba(16, 185, 129, 0.1); }
.icon-word { color: #3b82f6; background: rgba(59, 130, 246, 0.1); }
.icon-image { color: #f59e0b; background: rgba(245, 158, 11, 0.1); }
.icon-default { color: #94a3b8; background: rgba(148, 163, 184, 0.1); }

.file-details h3 {
    font-size: 1.15rem;
    font-weight: 600;
    margin-bottom: 0.3rem;
    word-break: break-all;
    color: #e2e8f0;
}

.file-meta {
    font-size: 0.85rem;
    color: var(--text-secondary);
    display: flex;
    gap: 1.5rem;
}

.file-meta span {
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.badge {
    padding: 0.35rem 0.85rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.badge-update { background: rgba(59, 130, 246, 0.2); color: #60a5fa; border: 1px solid rgba(59, 130, 246, 0.3); }

/* Animations */
@keyframes fadeInDown {
    from { opacity: 0; transform: translateY(-20px); }
    to { opacity: 1; transform: translateY(0); }
}

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

/* Responsive */
@media (max-width: 768px) {
    .file-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }
    .badge { align-self: flex-start; }
    .file-meta { flex-direction: column; gap: 0.5rem; }
}

/* Empty State / Loading */
.empty-state {
    text-align: center;
    padding: 4rem 2rem;
    color: var(--text-secondary);
}
.empty-state i {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    opacity: 0.6;
    color: #cbd5e1;
}