/* Upload Page Styles - Enhanced with Glassmorphism */

/* CSS Variables */
:root {
    --upload-primary: #d4a84b;
    --upload-primary-hover: #e6bc5f;
    --upload-success: #4ade80;
    --upload-error: #ef4444;
    --upload-warning: #f59e0b;
    --upload-info: #3b82f6;
    --upload-purple: #a855f7;
    --upload-pink: #ec4899;
    --upload-cyan: #22d3ee;
    --glass-bg: rgba(20, 20, 30, 0.7);
    --glass-border: rgba(212, 168, 75, 0.2);
    --glass-strong: rgba(30, 30, 45, 0.8);
    --neon-glow: 0 0 20px rgba(212, 168, 75, 0.4);
    --neon-glow-strong: 0 0 30px rgba(212, 168, 75, 0.6), 0 0 60px rgba(212, 168, 75, 0.3);
}

/* ===== AMBIENT GRADIENT ORBS (Dark Glassmorphism) ===== */
.ambient-orbs {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: -1;
    overflow: hidden;
}

.ambient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.4;
    animation: orb-float 20s ease-in-out infinite;
}

.ambient-orb.orb-1 {
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(212, 168, 75, 0.3) 0%, transparent 70%);
    top: -100px;
    right: -100px;
    animation-delay: 0s;
}

.ambient-orb.orb-2 {
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(168, 85, 247, 0.25) 0%, transparent 70%);
    bottom: 20%;
    left: -50px;
    animation-delay: -5s;
    animation-duration: 25s;
}

.ambient-orb.orb-3 {
    width: 250px;
    height: 250px;
    background: radial-gradient(circle, rgba(236, 72, 153, 0.2) 0%, transparent 70%);
    top: 50%;
    right: 10%;
    animation-delay: -10s;
    animation-duration: 30s;
}

.ambient-orb.orb-4 {
    width: 350px;
    height: 350px;
    background: radial-gradient(circle, rgba(34, 211, 238, 0.15) 0%, transparent 70%);
    bottom: -100px;
    right: 30%;
    animation-delay: -15s;
    animation-duration: 22s;
}

@keyframes orb-float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    25% { transform: translate(30px, -30px) scale(1.1); }
    50% { transform: translate(-20px, 20px) scale(0.95); }
    75% { transform: translate(20px, 10px) scale(1.05); }
}

/* Floating Particles Background */
.upload-particles {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    overflow: hidden;
    z-index: 0;
}

.upload-particles .particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: var(--upload-primary);
    border-radius: 50%;
    opacity: 0.3;
    animation: float-particle 20s infinite ease-in-out;
}

.upload-particles .particle:nth-child(1) { left: 10%; animation-delay: 0s; animation-duration: 25s; }
.upload-particles .particle:nth-child(2) { left: 20%; animation-delay: 2s; animation-duration: 20s; }
.upload-particles .particle:nth-child(3) { left: 30%; animation-delay: 4s; animation-duration: 28s; }
.upload-particles .particle:nth-child(4) { left: 40%; animation-delay: 1s; animation-duration: 22s; }
.upload-particles .particle:nth-child(5) { left: 50%; animation-delay: 3s; animation-duration: 24s; }
.upload-particles .particle:nth-child(6) { left: 60%; animation-delay: 5s; animation-duration: 26s; }
.upload-particles .particle:nth-child(7) { left: 70%; animation-delay: 2s; animation-duration: 21s; }
.upload-particles .particle:nth-child(8) { left: 80%; animation-delay: 4s; animation-duration: 23s; }
.upload-particles .particle:nth-child(9) { left: 90%; animation-delay: 1s; animation-duration: 27s; }
.upload-particles .particle:nth-child(10) { left: 95%; animation-delay: 3s; animation-duration: 19s; }

@keyframes float-particle {
    0%, 100% { transform: translateY(100vh) scale(0); opacity: 0; }
    10% { opacity: 0.4; }
    50% { opacity: 0.2; transform: translateY(50vh) scale(1); }
    90% { opacity: 0.4; }
    100% { transform: translateY(-10vh) scale(0); opacity: 0; }
}

/* Password Protection Modal */
.password-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(10, 10, 15, 0.98) 0%, rgba(20, 15, 30, 0.98) 100%);
    backdrop-filter: blur(20px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 999;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.password-overlay.hidden {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.password-modal {
    background: linear-gradient(145deg, var(--glass-strong), var(--glass-bg));
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    padding: 50px 40px;
    max-width: 420px;
    width: 90%;
    text-align: center;
    box-shadow:
        0 25px 50px -12px rgba(0, 0, 0, 0.5),
        0 0 100px rgba(212, 168, 75, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.05);
    animation: modal-appear 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@keyframes modal-appear {
    from {
        opacity: 0;
        transform: scale(0.9) translateY(20px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

.password-modal.shake {
    animation: shake 0.5s ease-in-out;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    20% { transform: translateX(-15px); }
    40% { transform: translateX(15px); }
    60% { transform: translateX(-10px); }
    80% { transform: translateX(10px); }
}

.modal-icon {
    font-size: 64px;
    display: block;
    margin-bottom: 20px;
    animation: pulse-glow 2s ease-in-out infinite;
}

@keyframes pulse-glow {
    0%, 100% { filter: drop-shadow(0 0 10px rgba(212, 168, 75, 0.3)); }
    50% { filter: drop-shadow(0 0 25px rgba(212, 168, 75, 0.6)); }
}

.modal-logo {
    font-family: 'Orbitron', monospace;
    font-size: 1.8rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--upload-primary) 0%, #ff6b35 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 10px;
    letter-spacing: 3px;
}

.modal-title {
    color: #9ca3af;
    font-size: 1rem;
    margin-bottom: 30px;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.password-input-group {
    position: relative;
    margin-bottom: 20px;
}

.password-input {
    width: 100%;
    padding: 16px 20px;
    background: rgba(0, 0, 0, 0.4);
    border: 2px solid rgba(212, 168, 75, 0.3);
    border-radius: 12px;
    color: #fff;
    font-size: 1rem;
    outline: none;
    transition: all 0.3s ease;
    box-sizing: border-box;
}

.password-input:focus {
    border-color: var(--upload-primary);
    box-shadow: 0 0 20px rgba(212, 168, 75, 0.2);
    background: rgba(0, 0, 0, 0.6);
}

.password-input::placeholder {
    color: #6b7280;
}

.password-submit {
    width: 100%;
    padding: 16px;
    background: linear-gradient(135deg, var(--upload-primary) 0%, #c49a3d 100%);
    border: none;
    border-radius: 12px;
    color: #000;
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.password-submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(212, 168, 75, 0.4);
}

.password-submit:active {
    transform: translateY(0);
}

.password-error {
    color: var(--upload-error);
    margin-top: 15px;
    font-size: 0.9rem;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.password-error.visible {
    opacity: 1;
}

/* Main Content */
.main-content {
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.5s ease, visibility 0.5s ease;
    position: relative;
    z-index: 1;
}

.main-content.visible {
    opacity: 1;
    visibility: visible;
}

/* Hero Section */
.hero {
    text-align: center;
    padding: 15px 20px 10px;
    position: relative;
}

.hero-badge {
    display: inline-block;
    padding: 8px 20px;
    background: linear-gradient(135deg, rgba(212, 168, 75, 0.2) 0%, rgba(212, 168, 75, 0.1) 100%);
    border: 1px solid rgba(212, 168, 75, 0.3);
    border-radius: 30px;
    color: var(--upload-primary);
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 12px;
    animation: badge-glow 3s ease-in-out infinite;
}

@keyframes badge-glow {
    0%, 100% { box-shadow: 0 0 20px rgba(212, 168, 75, 0.1); }
    50% { box-shadow: 0 0 30px rgba(212, 168, 75, 0.3); }
}

.hero h1 {
    font-family: 'Orbitron', monospace;
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 800;
    background: linear-gradient(135deg, var(--upload-primary) 0%, #fff 50%, #ff6b35 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 10px;
    letter-spacing: 2px;
}

.hero p {
    color: #9ca3af;
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.6;
}

/* Stats Bar */
.upload-stats {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin-top: 10px;
    flex-wrap: wrap;
}

.stat-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 24px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    backdrop-filter: blur(10px);
}

.stat-icon {
    font-size: 1.5rem;
}

.stat-text {
    color: #d1d5db;
    font-size: 0.9rem;
}

.stat-text strong {
    color: var(--upload-primary);
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px 20px;
}

/* Upload Zone */
.upload-zone {
    position: relative;
    background: linear-gradient(145deg, var(--glass-strong), var(--glass-bg));
    border: 2px dashed rgba(212, 168, 75, 0.4);
    border-radius: 24px;
    padding: 40px 40px;
    text-align: center;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    cursor: pointer;
    overflow: hidden;
    margin-bottom: 40px;
}

.upload-zone::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at center, rgba(212, 168, 75, 0.05) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.upload-zone:hover {
    border-color: var(--upload-primary);
    transform: translateY(-5px);
    box-shadow:
        0 20px 40px rgba(0, 0, 0, 0.3),
        0 0 60px rgba(212, 168, 75, 0.1);
}

.upload-zone:hover::before {
    opacity: 1;
}

.upload-zone.dragover {
    border-color: var(--upload-primary);
    border-style: solid;
    background: linear-gradient(145deg, rgba(212, 168, 75, 0.15), rgba(212, 168, 75, 0.05));
    transform: scale(1.02);
    box-shadow:
        0 0 50px rgba(212, 168, 75, 0.3),
        0 0 100px rgba(212, 168, 75, 0.15),
        inset 0 0 100px rgba(212, 168, 75, 0.1);
    animation: pulse-border 1s ease infinite;
}

@keyframes pulse-border {
    0%, 100% { box-shadow: 0 0 50px rgba(212, 168, 75, 0.3), 0 0 100px rgba(212, 168, 75, 0.15), inset 0 0 100px rgba(212, 168, 75, 0.1); }
    50% { box-shadow: 0 0 70px rgba(212, 168, 75, 0.5), 0 0 120px rgba(212, 168, 75, 0.25), inset 0 0 120px rgba(212, 168, 75, 0.15); }
}

.upload-zone.dragover .upload-icon {
    transform: scale(1.3) translateY(-10px);
    animation: bounce-icon 0.6s cubic-bezier(0.68, -0.55, 0.265, 1.55) infinite;
    filter: drop-shadow(0 0 30px rgba(212, 168, 75, 0.8));
}

.upload-zone.dragover h3 {
    color: var(--upload-primary);
    text-shadow: 0 0 20px rgba(212, 168, 75, 0.5);
}

@keyframes bounce-icon {
    0%, 100% { transform: scale(1.3) translateY(-10px); }
    50% { transform: scale(1.3) translateY(-25px); }
}

.upload-icon {
    font-size: 72px;
    display: block;
    margin-bottom: 20px;
    transition: all 0.4s ease;
    filter: drop-shadow(0 10px 20px rgba(212, 168, 75, 0.2));
}

.upload-zone h3 {
    font-size: 1.5rem;
    color: #fff;
    margin-bottom: 10px;
    font-weight: 600;
}

.upload-zone > p {
    color: #9ca3af;
    font-size: 0.95rem;
    margin-bottom: 25px;
}

.upload-zone input[type="file"] {
    display: none;
}

.upload-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 32px;
    background: linear-gradient(135deg, var(--upload-primary) 0%, #c49a3d 100%);
    border: none;
    border-radius: 12px;
    color: #000;
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    z-index: 2;
}

.upload-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 35px rgba(212, 168, 75, 0.4);
}

.upload-btn svg {
    width: 20px;
    height: 20px;
}

/* Upload Progress */
.upload-progress {
    display: none;
    margin-top: 30px;
    padding-top: 30px;
    border-top: 1px solid var(--glass-border);
}

.upload-progress.active {
    display: block;
    animation: fade-in 0.3s ease;
}

@keyframes fade-in {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.progress-bar {
    height: 12px;
    background: rgba(0, 0, 0, 0.4);
    border-radius: 10px;
    overflow: hidden;
    margin-bottom: 15px;
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.3);
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--upload-primary), #ff6b35, var(--upload-primary));
    background-size: 200% 100%;
    border-radius: 10px;
    width: 0%;
    transition: width 0.3s ease;
    animation: progress-shimmer 2s linear infinite;
    box-shadow: 0 0 20px rgba(212, 168, 75, 0.5);
}

@keyframes progress-shimmer {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

.progress-text {
    color: #d1d5db;
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.progress-text::before {
    content: '';
    width: 8px;
    height: 8px;
    background: var(--upload-primary);
    border-radius: 50%;
    animation: pulse 1s ease infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(0.8); }
}

/* Upload Queue */
.upload-queue {
    margin-top: 20px;
}

.queue-item {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 15px;
    background: rgba(0, 0, 0, 0.3);
    border-radius: 12px;
    margin-bottom: 10px;
    animation: slide-in 0.3s ease;
}

@keyframes slide-in {
    from { opacity: 0; transform: translateX(-20px); }
    to { opacity: 1; transform: translateX(0); }
}

.queue-item-icon {
    font-size: 1.5rem;
}

.queue-item-info {
    flex: 1;
}

.queue-item-name {
    color: #fff;
    font-weight: 500;
    margin-bottom: 5px;
    word-break: break-all;
}

.queue-item-size {
    color: #9ca3af;
    font-size: 0.85rem;
}

.queue-item-progress {
    width: 100px;
    height: 6px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 3px;
    overflow: hidden;
}

.queue-item-progress-fill {
    height: 100%;
    background: var(--upload-primary);
    border-radius: 3px;
    transition: width 0.2s ease;
}

.queue-item-status {
    font-size: 1.2rem;
}

/* Section Title */
.section-title {
    font-family: 'Orbitron', monospace;
    font-size: 1.5rem;
    color: #fff;
    margin-bottom: 25px;
    display: flex;
    align-items: center;
    gap: 15px;
}

.section-title::before {
    content: '';
    width: 4px;
    height: 30px;
    background: linear-gradient(180deg, var(--upload-primary), transparent);
    border-radius: 2px;
}

/* Files Grid */
.files-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 20px;
}

/* File Card */
.file-card {
    position: relative;
    background: linear-gradient(145deg, var(--glass-strong), var(--glass-bg));
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 20px;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    overflow: hidden;
}

.file-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--upload-primary), #ff6b35);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}

.file-card:hover {
    transform: translateY(-5px);
    border-color: rgba(212, 168, 75, 0.4);
    box-shadow:
        0 20px 40px rgba(0, 0, 0, 0.3),
        0 0 40px rgba(212, 168, 75, 0.1);
}

.file-card:hover::before {
    transform: scaleX(1);
}

.file-header {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    margin-bottom: 15px;
}

.file-icon {
    font-size: 2.5rem;
    flex-shrink: 0;
    filter: drop-shadow(0 5px 10px rgba(0, 0, 0, 0.3));
}

.file-info {
    flex: 1;
    min-width: 0;
    padding-right: 70px; /* Make room for the type badge */
}

.file-name {
    color: #fff;
    font-weight: 600;
    font-size: 1rem;
    margin-bottom: 8px;
    line-height: 1.4;
    /* Handle long filenames with ellipsis */
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    cursor: pointer;
    transition: all 0.2s ease;
}

.file-name:hover {
    white-space: normal;
    word-break: break-word;
    background: rgba(212, 168, 75, 0.1);
    padding: 4px 8px;
    margin: -4px -8px 4px -8px;
    border-radius: 6px;
}

.file-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    color: #9ca3af;
    font-size: 0.85rem;
}

.file-meta span {
    display: flex;
    align-items: center;
    gap: 5px;
}

.file-type-badge {
    position: absolute;
    top: 15px;
    right: 15px;
    padding: 5px 12px;
    background: rgba(212, 168, 75, 0.15);
    border: 1px solid rgba(212, 168, 75, 0.3);
    border-radius: 8px;
    color: var(--upload-primary);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: all 0.3s ease;
}

/* File type specific badge colors */
.file-type-badge.image {
    background: rgba(59, 130, 246, 0.15);
    border-color: rgba(59, 130, 246, 0.3);
    color: var(--upload-info);
}

.file-type-badge.video {
    background: rgba(168, 85, 247, 0.15);
    border-color: rgba(168, 85, 247, 0.3);
    color: var(--upload-purple);
}

.file-type-badge.audio {
    background: rgba(236, 72, 153, 0.15);
    border-color: rgba(236, 72, 153, 0.3);
    color: var(--upload-pink);
}

.file-type-badge.document {
    background: rgba(74, 222, 128, 0.15);
    border-color: rgba(74, 222, 128, 0.3);
    color: var(--upload-success);
}

.file-type-badge.code {
    background: rgba(34, 211, 238, 0.15);
    border-color: rgba(34, 211, 238, 0.3);
    color: var(--upload-cyan);
}

.file-type-badge.archive {
    background: rgba(212, 168, 75, 0.15);
    border-color: rgba(212, 168, 75, 0.3);
    color: var(--upload-primary);
}

.file-actions {
    display: flex;
    gap: 8px;
    margin-top: 15px;
    padding-top: 15px;
    border-top: 1px solid var(--glass-border);
    justify-content: flex-end;
}

.file-btn {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    padding: 0;
    border: none;
    border-radius: 10px;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
}

.file-btn.download {
    background: linear-gradient(135deg, rgba(74, 222, 128, 0.2), rgba(74, 222, 128, 0.1));
    border: 1px solid rgba(74, 222, 128, 0.3);
    color: var(--upload-success);
}

.file-btn.download:hover {
    background: rgba(74, 222, 128, 0.3);
    transform: translateY(-2px);
    box-shadow: 0 5px 20px rgba(74, 222, 128, 0.3);
}

.file-btn.delete {
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.2), rgba(239, 68, 68, 0.1));
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: var(--upload-error);
}

.file-btn.delete:hover {
    background: rgba(239, 68, 68, 0.3);
    transform: translateY(-2px);
    box-shadow: 0 5px 20px rgba(239, 68, 68, 0.3);
}

/* Rename Button */
.file-btn.rename {
    background: linear-gradient(135deg, rgba(168, 85, 247, 0.2), rgba(168, 85, 247, 0.1));
    border: 1px solid rgba(168, 85, 247, 0.3);
    color: var(--upload-purple);
}

.file-btn.rename:hover {
    background: rgba(168, 85, 247, 0.3);
    transform: translateY(-2px);
    box-shadow: 0 5px 20px rgba(168, 85, 247, 0.3);
}

.file-btn svg {
    width: 18px;
    height: 18px;
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: 60px 20px;
    background: var(--glass-bg);
    border: 1px dashed var(--glass-border);
    border-radius: 20px;
}

.empty-icon {
    font-size: 64px;
    margin-bottom: 20px;
    opacity: 0.7;
}

.empty-state h3 {
    color: #fff;
    font-size: 1.3rem;
    margin-bottom: 10px;
}

.empty-state p {
    color: #9ca3af;
}

/* Loading State */
.loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 60px 20px;
}

.loading-spinner {
    width: 50px;
    height: 50px;
    border: 3px solid var(--glass-border);
    border-top-color: var(--upload-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: 20px;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.loading p {
    color: #9ca3af;
}

/* Toast Notifications */
.toast-container {
    position: fixed;
    bottom: 30px;
    right: 30px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    z-index: 9999;
    pointer-events: none;
}

.toast {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 24px;
    background: rgba(15, 15, 25, 0.95);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    backdrop-filter: blur(20px);
    transform: translateX(120%);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    pointer-events: auto;
    max-width: 400px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.4);
}

.toast.show {
    transform: translateX(0);
}

.toast.success {
    border-left: 4px solid var(--upload-success);
}

.toast.error {
    border-left: 4px solid var(--upload-error);
}

.toast.warning {
    border-left: 4px solid var(--upload-warning);
}

.toast.info {
    border-left: 4px solid var(--upload-info);
}

.toast-icon {
    font-size: 1.3rem;
    flex-shrink: 0;
}

.toast-content {
    flex: 1;
}

.toast-title {
    color: #fff;
    font-weight: 600;
    font-size: 0.95rem;
    margin-bottom: 2px;
}

.toast-message {
    color: #9ca3af;
    font-size: 0.85rem;
}

/* Delete Confirmation Modal */
.confirm-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.confirm-overlay.active {
    opacity: 1;
    visibility: visible;
}

.confirm-modal {
    background: linear-gradient(145deg, var(--glass-strong), var(--glass-bg));
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    padding: 40px;
    max-width: 400px;
    width: 90%;
    text-align: center;
    transform: scale(0.9);
    transition: transform 0.3s ease;
}

.confirm-overlay.active .confirm-modal {
    transform: scale(1);
}

.confirm-icon {
    font-size: 48px;
    margin-bottom: 20px;
}

.confirm-title {
    color: #fff;
    font-size: 1.3rem;
    margin-bottom: 10px;
}

.confirm-text {
    color: #9ca3af;
    margin-bottom: 25px;
    line-height: 1.5;
}

.confirm-filename {
    color: var(--upload-primary);
    font-weight: 600;
    word-break: break-all;
}

.confirm-actions {
    display: flex;
    gap: 15px;
}

.confirm-btn {
    flex: 1;
    padding: 14px;
    border: none;
    border-radius: 12px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.confirm-btn.cancel {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid var(--glass-border);
    color: #fff;
}

.confirm-btn.cancel:hover {
    background: rgba(255, 255, 255, 0.2);
}

.confirm-btn.delete {
    background: linear-gradient(135deg, var(--upload-error), #dc2626);
    color: #fff;
}

.confirm-btn.delete:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(239, 68, 68, 0.4);
}

/* Rename Modal Styles */
.rename-modal {
    max-width: 450px;
}

.rename-input-wrapper {
    margin: 20px 0;
}

.rename-input {
    width: 100%;
    padding: 14px 18px;
    background: rgba(0, 0, 0, 0.4);
    border: 2px solid rgba(168, 85, 247, 0.3);
    border-radius: 12px;
    color: #fff;
    font-size: 1rem;
    outline: none;
    transition: all 0.3s ease;
    box-sizing: border-box;
}

.rename-input:focus {
    border-color: var(--upload-purple);
    box-shadow: 0 0 20px rgba(168, 85, 247, 0.2);
    background: rgba(0, 0, 0, 0.6);
}

.rename-input::placeholder {
    color: #6b7280;
}

.confirm-btn.rename {
    background: linear-gradient(135deg, var(--upload-purple), #9333ea);
    color: #fff;
}

.confirm-btn.rename:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(168, 85, 247, 0.4);
}

.confirm-btn.rename:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

/* Responsive */
@media (max-width: 768px) {
    .hero {
        padding: 15px 20px 10px;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .upload-stats {
        gap: 15px;
    }

    .stat-item {
        padding: 10px 16px;
    }

    .upload-zone {
        padding: 40px 20px;
    }

    .upload-icon {
        font-size: 56px;
    }

    .files-grid {
        grid-template-columns: 1fr;
    }

    .file-actions {
        justify-content: center;
        gap: 6px;
    }

    .file-btn {
        width: 38px;
        height: 38px;
    }

    .toast-container {
        left: 15px;
        right: 15px;
        bottom: 15px;
    }

    .toast {
        max-width: 100%;
    }

    .password-modal {
        padding: 40px 25px;
    }

    .confirm-actions {
        flex-direction: column;
    }
}

/* File Preview Thumbnails */
.file-preview {
    width: 100%;
    height: 120px;
    border-radius: 10px;
    overflow: hidden;
    margin-bottom: 15px;
    background: rgba(0, 0, 0, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
}

.file-preview img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.file-preview-icon {
    font-size: 3rem;
    opacity: 0.6;
}

/* Recent Upload Highlight */
.file-card.recent {
    animation: highlight-card 2s ease, card-entrance 0.5s ease;
}

@keyframes highlight-card {
    0% { box-shadow: 0 0 0 3px var(--upload-primary), 0 0 30px rgba(212, 168, 75, 0.5); }
    100% { box-shadow: none; }
}

/* Staggered Card Entrance Animation */
.file-card {
    animation: card-entrance 0.5s ease both;
}

@keyframes card-entrance {
    from {
        opacity: 0;
        transform: translateY(30px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.file-card:nth-child(1) { animation-delay: 0.05s; }
.file-card:nth-child(2) { animation-delay: 0.1s; }
.file-card:nth-child(3) { animation-delay: 0.15s; }
.file-card:nth-child(4) { animation-delay: 0.2s; }
.file-card:nth-child(5) { animation-delay: 0.25s; }
.file-card:nth-child(6) { animation-delay: 0.3s; }
.file-card:nth-child(7) { animation-delay: 0.35s; }
.file-card:nth-child(8) { animation-delay: 0.4s; }
.file-card:nth-child(9) { animation-delay: 0.45s; }
.file-card:nth-child(10) { animation-delay: 0.5s; }
.file-card:nth-child(11) { animation-delay: 0.55s; }
.file-card:nth-child(12) { animation-delay: 0.6s; }

/* Image Preview in Cards */
.file-preview {
    width: 100%;
    height: 140px;
    border-radius: 12px;
    overflow: hidden;
    margin-bottom: 15px;
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.4), rgba(0, 0, 0, 0.2));
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.file-preview img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.file-card:hover .file-preview img {
    transform: scale(1.1);
}

.file-preview-icon {
    font-size: 3.5rem;
    opacity: 0.5;
}

.file-preview-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 50%, rgba(0, 0, 0, 0.6) 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.file-card:hover .file-preview-overlay {
    opacity: 1;
}

/* Copy Link Button */
.file-btn.copy {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.2), rgba(59, 130, 246, 0.1));
    border: 1px solid rgba(59, 130, 246, 0.3);
    color: var(--upload-info);
}

.file-btn.copy:hover {
    background: rgba(59, 130, 246, 0.3);
    transform: translateY(-2px);
    box-shadow: 0 5px 20px rgba(59, 130, 246, 0.3);
}

.file-btn.copy.copied {
    background: rgba(74, 222, 128, 0.3);
    border-color: rgba(74, 222, 128, 0.5);
    color: var(--upload-success);
}

/* File Count Badge */
.file-count-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 14px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    font-size: 0.85rem;
    color: #9ca3af;
    margin-left: auto;
}

.file-count-badge strong {
    color: var(--upload-primary);
}

/* Section Header with Count */
.section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 25px;
    flex-wrap: wrap;
    gap: 15px;
}

/* Relative Time Styling */
.file-time-relative {
    color: var(--upload-primary);
    font-weight: 500;
}

/* Upload Speed Indicator */
.upload-speed {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-top: 10px;
    font-size: 0.85rem;
    color: #9ca3af;
}

.speed-indicator {
    display: flex;
    align-items: center;
    gap: 5px;
    padding: 4px 10px;
    background: rgba(74, 222, 128, 0.1);
    border-radius: 6px;
    color: var(--upload-success);
}

.time-remaining {
    display: flex;
    align-items: center;
    gap: 5px;
    padding: 4px 10px;
    background: rgba(59, 130, 246, 0.1);
    border-radius: 6px;
    color: var(--upload-info);
}

/* Success Confetti Effect */
@keyframes confetti-fall {
    0% {
        transform: translateY(-100%) rotate(0deg);
        opacity: 1;
    }
    100% {
        transform: translateY(100vh) rotate(720deg);
        opacity: 0;
    }
}

.confetti {
    position: fixed;
    width: 10px;
    height: 10px;
    background: var(--upload-primary);
    animation: confetti-fall 3s ease-out forwards;
    pointer-events: none;
    z-index: 9999;
}

.confetti:nth-child(odd) { background: var(--upload-success); }
.confetti:nth-child(3n) { background: var(--upload-info); }
.confetti:nth-child(4n) { background: var(--upload-purple); }
.confetti:nth-child(5n) { background: var(--upload-pink); }

/* Upload Success Animation */
.upload-zone.success {
    animation: success-pulse 0.6s ease;
}

@keyframes success-pulse {
    0% { box-shadow: 0 0 0 0 rgba(74, 222, 128, 0.7); }
    50% { box-shadow: 0 0 0 20px rgba(74, 222, 128, 0); }
    100% { box-shadow: 0 0 0 0 rgba(74, 222, 128, 0); }
}

/* Button Ripple Effect - using box-shadow instead to preserve tooltip */
.file-btn:active {
    transform: scale(0.95);
    box-shadow: inset 0 0 20px rgba(255, 255, 255, 0.2);
}

/* Skeleton Loading */
.skeleton {
    background: linear-gradient(90deg,
        rgba(255, 255, 255, 0.05) 25%,
        rgba(255, 255, 255, 0.1) 50%,
        rgba(255, 255, 255, 0.05) 75%);
    background-size: 200% 100%;
    animation: skeleton-shimmer 1.5s infinite;
    border-radius: 8px;
}

@keyframes skeleton-shimmer {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

.skeleton-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 20px;
    height: 180px;
}

/* Toast Close Button */
.toast-close {
    background: none;
    border: none;
    color: #6b7280;
    cursor: pointer;
    padding: 4px;
    margin-left: 10px;
    opacity: 0.7;
    transition: opacity 0.2s;
}

.toast-close:hover {
    opacity: 1;
    color: #fff;
}

/* Hover glow effect for file icon */
.file-icon {
    transition: all 0.3s ease;
}

.file-card:hover .file-icon {
    transform: scale(1.1);
    filter: drop-shadow(0 0 15px rgba(212, 168, 75, 0.5));
}

/* Cancel Upload Button */
.cancel-upload-btn {
    display: block;
    width: 100%;
    padding: 14px 24px;
    margin-bottom: 15px;
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.2), rgba(239, 68, 68, 0.1));
    border: 2px solid rgba(239, 68, 68, 0.4);
    border-radius: 12px;
    color: var(--upload-error);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    animation: fade-in 0.3s ease;
}

.cancel-upload-btn:hover {
    background: rgba(239, 68, 68, 0.3);
    border-color: var(--upload-error);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(239, 68, 68, 0.3);
}

.cancel-upload-btn:active {
    transform: translateY(0);
}

/* IP Address Display */
.file-ip {
    display: flex;
    align-items: center;
    gap: 5px;
    padding: 2px 8px;
    background: rgba(168, 85, 247, 0.1);
    border-radius: 6px;
    color: var(--upload-purple);
    font-size: 0.8rem;
    font-family: 'Monaco', 'Consolas', monospace;
}

.file-ip:hover {
    background: rgba(168, 85, 247, 0.2);
}

/* Cancelled upload status */
.queue-item.cancelled {
    opacity: 0.5;
    background: rgba(239, 68, 68, 0.1);
}

.queue-item.cancelled .queue-item-progress-fill {
    background: var(--upload-error);
}

/* ===== NEW DESIGN ENHANCEMENTS ===== */

/* Improved file card hover glow */
.file-card::after {
    content: '';
    position: absolute;
    inset: -1px;
    border-radius: 17px;
    background: linear-gradient(135deg, var(--upload-primary), transparent, var(--upload-purple));
    opacity: 0;
    transition: opacity 0.4s ease;
    z-index: -1;
}

.file-card:hover::after {
    opacity: 0.3;
}

/* File size visual indicator bar */
.file-size-bar {
    height: 3px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 2px;
    margin-top: 8px;
    overflow: hidden;
}

.file-size-bar-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--upload-primary), var(--upload-purple));
    border-radius: 2px;
    transition: width 0.5s ease;
}

/* Quick action tooltips */
.file-btn::before {
    content: attr(title);
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(-5px);
    padding: 6px 10px;
    background: rgba(0, 0, 0, 0.9);
    border: 1px solid var(--glass-border);
    border-radius: 6px;
    color: #fff;
    font-size: 0.75rem;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: all 0.2s ease;
    pointer-events: none;
    z-index: 10;
}

.file-btn::after {
    content: '';
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(3px);
    border: 5px solid transparent;
    border-top-color: rgba(0, 0, 0, 0.9);
    opacity: 0;
    visibility: hidden;
    transition: all 0.2s ease;
    pointer-events: none;
}

.file-btn:hover::before,
.file-btn:hover::after {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}

/* Sorting/Filter header - Organized Toolbar */
.files-header {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 20px;
}

.toolbar-row {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}

.toolbar-primary {
    justify-content: space-between;
}

.toolbar-actions {
    justify-content: space-between;
    padding: 10px 14px;
    background: rgba(0, 0, 0, 0.2);
    border-radius: 12px;
    border: 1px solid var(--glass-border);
}

.toolbar-group {
    display: flex;
    align-items: center;
    gap: 8px;
}

.filter-buttons {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 8px 16px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    color: #9ca3af;
    font-size: 0.85rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.filter-btn:hover {
    border-color: var(--upload-primary);
    color: var(--upload-primary);
}

.filter-btn.active {
    background: rgba(212, 168, 75, 0.2);
    border-color: var(--upload-primary);
    color: var(--upload-primary);
}

/* Sort dropdown */
.sort-dropdown {
    position: relative;
}

.sort-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 10px;
    color: #d1d5db;
    font-size: 0.85rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.sort-btn:hover {
    border-color: var(--upload-primary);
}

/* File card ribbon for new files */
.file-card.new::before {
    content: 'NEW';
    position: absolute;
    top: 12px;
    left: -30px;
    padding: 4px 35px;
    background: linear-gradient(135deg, var(--upload-success), #22c55e);
    color: #000;
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 1px;
    transform: rotate(-45deg);
    z-index: 5;
    box-shadow: 0 2px 10px rgba(74, 222, 128, 0.4);
}

/* Grid view toggle enhancement */
.view-toggle {
    display: flex;
    gap: 4px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    padding: 4px;
}

.view-btn {
    padding: 8px 12px;
    background: transparent;
    border: none;
    border-radius: 6px;
    color: #9ca3af;
    cursor: pointer;
    transition: all 0.2s ease;
}

.view-btn:hover {
    color: var(--upload-primary);
}

.view-btn.active {
    background: rgba(212, 168, 75, 0.2);
    color: var(--upload-primary);
}

/* List view for files */
.files-grid.list-view {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.files-grid.list-view .file-card {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 12px;
    padding: 10px 16px;
    min-height: auto;
}

.files-grid.list-view .file-preview {
    width: 36px;
    height: 36px;
    margin-bottom: 0;
    flex-shrink: 0;
    font-size: 1.5rem;
}

.files-grid.list-view .file-info {
    flex: 1;
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 16px;
    min-width: 0;
}

.files-grid.list-view .file-header {
    flex: 1;
    margin-bottom: 0;
    min-width: 0;
}

.files-grid.list-view .file-name {
    font-size: 0.9rem;
    min-height: auto;
    margin-bottom: 0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.files-grid.list-view .file-meta {
    flex-direction: row;
    gap: 8px;
    margin-top: 2px;
}

.files-grid.list-view .file-meta span {
    font-size: 0.75rem;
    padding: 2px 6px;
}

.files-grid.list-view .file-actions {
    margin-top: 0;
    padding-top: 0;
    border-top: none;
    gap: 6px;
    flex-shrink: 0;
}

.files-grid.list-view .file-btn {
    width: 32px;
    height: 32px;
    padding: 0;
}

.files-grid.list-view .file-btn svg {
    width: 14px;
    height: 14px;
}

.files-grid.list-view .file-type-badge {
    position: static;
    margin-left: 0;
    flex-shrink: 0;
    padding: 4px 10px;
    font-size: 0.7rem;
}

.files-grid.list-view .file-btn.favorite {
    width: 32px;
    height: 32px;
}

.files-grid.list-view .quick-preview {
    display: none;
}

/* Pulse animation for uploading indicator */
@keyframes upload-pulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(212, 168, 75, 0.4); }
    50% { box-shadow: 0 0 0 10px rgba(212, 168, 75, 0); }
}

.uploading-indicator {
    animation: upload-pulse 2s infinite;
}

/* Storage usage bar */
.storage-bar {
    width: 100%;
    height: 8px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 4px;
    overflow: hidden;
    margin-top: 10px;
}

.storage-bar-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--upload-success), var(--upload-warning), var(--upload-error));
    background-size: 300% 100%;
    border-radius: 4px;
    transition: width 0.5s ease;
}

/* File stats summary */
.stats-summary {
    display: flex;
    gap: 20px;
    padding: 15px 20px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    margin-bottom: 20px;
}

.stat-box {
    text-align: center;
}

.stat-box-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--upload-primary);
}

.stat-box-label {
    font-size: 0.75rem;
    color: #9ca3af;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Search files */
.search-files {
    position: relative;
    margin-bottom: 20px;
}

.search-input {
    width: 100%;
    padding: 14px 20px 14px 50px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    color: #fff;
    font-size: 1rem;
    outline: none;
    transition: all 0.3s ease;
}

.search-input:focus {
    border-color: var(--upload-primary);
    box-shadow: 0 0 20px rgba(212, 168, 75, 0.1);
}

.search-input::placeholder {
    color: #6b7280;
}

.search-icon {
    position: absolute;
    left: 18px;
    top: 50%;
    transform: translateY(-50%);
    color: #6b7280;
    font-size: 1.2rem;
}

/* Improved meta styling */
.file-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    color: #9ca3af;
    font-size: 0.8rem;
}

.file-meta span {
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 2px 0;
}

/* Drag hint animation */
.upload-zone .drag-hint {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    padding: 8px 16px;
    background: rgba(212, 168, 75, 0.1);
    border: 1px dashed rgba(212, 168, 75, 0.3);
    border-radius: 20px;
    color: var(--upload-primary);
    font-size: 0.8rem;
    opacity: 0.7;
}

/* Upload zone enhanced states */
.upload-zone.uploading {
    pointer-events: none;
    border-style: solid;
    border-color: var(--upload-primary);
}

.upload-zone.uploading .upload-icon {
    animation: bounce-icon 1s ease infinite;
}

/* Better button spacing on mobile */
@media (max-width: 480px) {
    .file-actions {
        gap: 6px;
    }

    .file-btn {
        width: 36px;
        height: 36px;
    }

    .file-btn svg {
        width: 16px;
        height: 16px;
    }

    .file-info {
        padding-right: 60px;
    }

    .file-type-badge {
        padding: 4px 8px;
        font-size: 0.65rem;
    }

    .file-meta {
        gap: 8px;
    }

    .file-ip {
        font-size: 0.7rem;
    }
}

/* ===== NEW FEATURES STYLES ===== */

/* File Preview Modal */
.preview-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(20px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10001;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.preview-overlay.active {
    opacity: 1;
    visibility: visible;
}

.preview-container {
    position: relative;
    width: 90vw;
    height: 90vh;
    max-width: 1400px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.preview-close {
    position: absolute;
    top: -40px;
    right: 0;
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    color: #fff;
    font-size: 24px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.preview-close:hover {
    background: var(--upload-error);
    border-color: var(--upload-error);
    transform: rotate(90deg);
}

.preview-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    color: #fff;
    font-size: 28px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.preview-nav.prev { left: -70px; }
.preview-nav.next { right: -70px; }

.preview-nav:hover {
    background: var(--upload-primary);
    border-color: var(--upload-primary);
    color: #000;
}

.preview-content {
    max-width: 100%;
    max-height: calc(90vh - 80px);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: auto;
}

.preview-image {
    max-width: 100%;
    max-height: calc(90vh - 80px);
    object-fit: contain;
    border-radius: 8px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.preview-video {
    max-width: 100%;
    max-height: calc(90vh - 80px);
    border-radius: 8px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.preview-audio {
    width: 400px;
    max-width: 100%;
}

.audio-visualizer {
    font-size: 120px;
    margin-bottom: 30px;
    animation: audio-pulse 1s ease-in-out infinite;
}

@keyframes audio-pulse {
    0%, 100% { transform: scale(1); opacity: 0.8; }
    50% { transform: scale(1.1); opacity: 1; }
}

.preview-pdf {
    width: 100%;
    height: calc(90vh - 80px);
    border: none;
    border-radius: 8px;
    background: #fff;
}

.preview-unsupported {
    text-align: center;
    color: #9ca3af;
    font-size: 1.2rem;
}

.preview-unsupported a {
    display: inline-block;
    margin-top: 20px;
    padding: 12px 24px;
    background: var(--upload-primary);
    color: #000;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
}

.preview-unsupported a:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(212, 168, 75, 0.4);
}

.preview-info {
    position: absolute;
    bottom: -50px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 10px 20px;
    background: rgba(0, 0, 0, 0.8);
    border: 1px solid var(--glass-border);
    border-radius: 30px;
}

.preview-filename {
    color: #fff;
    font-weight: 500;
    max-width: 300px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.preview-filesize {
    color: var(--upload-primary);
    font-size: 0.9rem;
}

/* Clickable preview */
.file-preview.clickable {
    cursor: pointer;
    position: relative;
}

.file-preview.clickable::after {
    content: '🔍';
    position: absolute;
    bottom: 8px;
    right: 8px;
    width: 28px;
    height: 28px;
    background: rgba(0, 0, 0, 0.7);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.file-preview.clickable:hover::after {
    opacity: 1;
}

.preview-play-btn {
    position: absolute;
    width: 50px;
    height: 50px;
    background: rgba(212, 168, 75, 0.9);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    color: #000;
    transition: all 0.3s ease;
}

.file-preview:hover .preview-play-btn {
    transform: scale(1.1);
    box-shadow: 0 0 30px rgba(212, 168, 75, 0.5);
}

/* Bulk Selection Checkbox */
.file-checkbox {
    position: absolute;
    top: 12px;
    left: 12px;
    width: 24px;
    height: 24px;
    z-index: 10;
    cursor: pointer;
    display: none;
}

.file-checkbox input {
    position: absolute;
    opacity: 0;
    cursor: pointer;
    height: 0;
    width: 0;
}

.file-checkbox .checkmark {
    position: absolute;
    top: 0;
    left: 0;
    height: 24px;
    width: 24px;
    background: rgba(0, 0, 0, 0.5);
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 6px;
    transition: all 0.2s ease;
}

.file-checkbox:hover .checkmark {
    border-color: var(--upload-primary);
    background: rgba(212, 168, 75, 0.2);
}

.file-checkbox input:checked ~ .checkmark {
    background: var(--upload-primary);
    border-color: var(--upload-primary);
}

.file-checkbox .checkmark::after {
    content: '';
    position: absolute;
    display: none;
    left: 8px;
    top: 4px;
    width: 5px;
    height: 10px;
    border: solid #000;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

.file-checkbox input:checked ~ .checkmark::after {
    display: block;
}

/* Selected file card state */
.file-card.selected {
    border-color: var(--upload-primary);
    box-shadow: 0 0 0 2px rgba(212, 168, 75, 0.3), 0 10px 30px rgba(0, 0, 0, 0.3);
}

.file-card.selected::before {
    transform: scaleX(1);
}

/* Bulk mode styles */
.files-grid.bulk-mode .file-checkbox {
    display: flex !important;
}

.files-grid.bulk-mode .file-card {
    cursor: pointer;
}

/* Bulk Actions Bar */
.bulk-actions-bar {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 15px 30px;
    background: linear-gradient(180deg, rgba(20, 20, 30, 0.95) 0%, rgba(10, 10, 15, 0.98) 100%);
    border-top: 1px solid var(--upload-primary);
    backdrop-filter: blur(20px);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    z-index: 9998;
    transform: translateY(100%);
    transition: transform 0.3s ease;
    box-shadow: 0 -10px 40px rgba(0, 0, 0, 0.5);
}

.bulk-actions-bar.visible {
    transform: translateY(0);
}

.bulk-info {
    display: flex;
    align-items: center;
    gap: 10px;
}

.bulk-count {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--upload-primary);
}

.bulk-size {
    color: #9ca3af;
    font-size: 0.9rem;
}

.bulk-buttons {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.bulk-btn {
    padding: 10px 20px;
    border: none;
    border-radius: 8px;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.bulk-btn.select-all {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid var(--glass-border);
    color: #fff;
}

.bulk-btn.select-all:hover {
    background: rgba(255, 255, 255, 0.2);
}

.bulk-btn.download-zip {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.2), rgba(59, 130, 246, 0.1));
    border: 1px solid rgba(59, 130, 246, 0.3);
    color: var(--upload-info);
}

.bulk-btn.download-zip:hover {
    background: rgba(59, 130, 246, 0.3);
    transform: translateY(-2px);
    box-shadow: 0 5px 20px rgba(59, 130, 246, 0.3);
}

.bulk-btn.delete-selected {
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.2), rgba(239, 68, 68, 0.1));
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: var(--upload-error);
}

.bulk-btn.delete-selected:hover {
    background: rgba(239, 68, 68, 0.3);
    transform: translateY(-2px);
    box-shadow: 0 5px 20px rgba(239, 68, 68, 0.3);
}

.bulk-btn.cancel {
    background: transparent;
    border: 1px solid var(--glass-border);
    color: #9ca3af;
}

.bulk-btn.cancel:hover {
    border-color: #fff;
    color: #fff;
}

/* Bulk Select Toggle Button */
.bulk-toggle-btn {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 10px;
    color: #d1d5db;
    font-size: 0.85rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.bulk-toggle-btn:hover {
    border-color: var(--upload-primary);
    color: var(--upload-primary);
}

.bulk-toggle-btn.active {
    background: rgba(212, 168, 75, 0.2);
    border-color: var(--upload-primary);
    color: var(--upload-primary);
}

/* ===== STORAGE DASHBOARD ===== */
.storage-dashboard {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin: 15px auto 10px;
    max-width: 900px;
    flex-wrap: wrap;
}

.dashboard-card {
    flex: 1;
    min-width: 140px;
    max-width: 180px;
    padding: 20px 15px;
    background: linear-gradient(145deg, var(--glass-strong), var(--glass-bg));
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    text-align: center;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.dashboard-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--upload-primary), var(--upload-purple));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}

.dashboard-card:hover {
    transform: translateY(-5px);
    border-color: rgba(212, 168, 75, 0.4);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.3), 0 0 30px rgba(212, 168, 75, 0.1);
}

.dashboard-card:hover::before {
    transform: scaleX(1);
}

.dashboard-icon {
    font-size: 2rem;
    margin-bottom: 10px;
    filter: drop-shadow(0 5px 10px rgba(0, 0, 0, 0.3));
}

.dashboard-value {
    font-family: 'Orbitron', monospace;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--upload-primary);
    margin-bottom: 5px;
    min-height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.dashboard-label {
    font-size: 0.75rem;
    color: #9ca3af;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.dashboard-card.recent-activity .dashboard-value {
    font-size: 1rem;
    color: var(--upload-success);
}

/* Animated counter effect */
.dashboard-value.counting {
    animation: counter-pulse 0.3s ease;
}

@keyframes counter-pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

/* ===== URL UPLOAD SECTION ===== */
.url-upload-section {
    margin-top: 30px;
    padding-top: 25px;
    border-top: 1px solid var(--glass-border);
}

.url-divider {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 20px;
    color: #6b7280;
    font-size: 0.9rem;
}

.url-divider::before,
.url-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--glass-border), transparent);
}

.url-input-group {
    display: flex;
    gap: 10px;
    max-width: 500px;
    margin: 0 auto;
}

.url-input {
    flex: 1;
    padding: 14px 18px;
    background: rgba(0, 0, 0, 0.4);
    border: 2px solid var(--glass-border);
    border-radius: 12px;
    color: #fff;
    font-size: 0.95rem;
    outline: none;
    transition: all 0.3s ease;
}

.url-input:focus {
    border-color: var(--upload-primary);
    box-shadow: 0 0 20px rgba(212, 168, 75, 0.15);
    background: rgba(0, 0, 0, 0.5);
}

.url-input::placeholder {
    color: #6b7280;
}

.url-upload-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 14px 24px;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.2), rgba(59, 130, 246, 0.1));
    border: 2px solid rgba(59, 130, 246, 0.4);
    border-radius: 12px;
    color: var(--upload-info);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    white-space: nowrap;
}

.url-upload-btn:hover {
    background: rgba(59, 130, 246, 0.3);
    border-color: var(--upload-info);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(59, 130, 246, 0.3);
}

.url-upload-btn:active {
    transform: translateY(0);
}

.url-upload-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.url-upload-btn svg {
    width: 18px;
    height: 18px;
}

/* URL upload loading state */
.url-upload-btn.loading {
    pointer-events: none;
}

.url-upload-btn.loading svg {
    animation: spin 1s linear infinite;
}

/* ===== ENHANCED MICRO-INTERACTIONS ===== */

/* File card entrance with stagger */
.files-grid .file-card {
    animation: card-entrance 0.5s cubic-bezier(0.34, 1.56, 0.64, 1) both;
}

/* Smooth pulse for new files */
.file-card.new {
    animation: card-entrance 0.5s ease both, new-pulse 2s ease-in-out infinite 0.5s;
}

@keyframes new-pulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(74, 222, 128, 0.3); }
    50% { box-shadow: 0 0 20px 5px rgba(74, 222, 128, 0.2); }
}

/* Dashboard card loading shimmer */
.dashboard-card.loading .dashboard-value {
    background: linear-gradient(90deg, rgba(255, 255, 255, 0.05) 25%, rgba(255, 255, 255, 0.15) 50%, rgba(255, 255, 255, 0.05) 75%);
    background-size: 200% 100%;
    animation: skeleton-shimmer 1.5s infinite;
    border-radius: 6px;
    min-width: 60px;
}

/* Button ripple effect */
.upload-btn, .url-upload-btn, .filter-btn, .sort-btn, .view-btn, .bulk-toggle-btn {
    position: relative;
    overflow: hidden;
}

.upload-btn::after, .url-upload-btn::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.4s ease, height 0.4s ease;
}

.upload-btn:active::after, .url-upload-btn:active::after {
    width: 300px;
    height: 300px;
}

/* Smooth color transitions for type badges */
.file-type-badge {
    transition: all 0.3s ease, transform 0.2s ease;
}

.file-card:hover .file-type-badge {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

/* Search input focus animation */
.search-input:focus + .search-icon,
.search-files:focus-within .search-icon {
    color: var(--upload-primary);
    transform: translateY(-50%) scale(1.1);
}

.search-icon {
    transition: all 0.3s ease;
}

/* Responsive for preview modal */
@media (max-width: 768px) {
    .preview-nav {
        width: 40px;
        height: 40px;
        font-size: 20px;
    }

    .preview-nav.prev { left: 10px; }
    .preview-nav.next { right: 10px; }

    .preview-close {
        top: 10px;
        right: 10px;
    }

    .preview-info {
        bottom: 10px;
        left: 10px;
        right: 10px;
        transform: none;
        flex-direction: column;
        gap: 5px;
    }

    .preview-filename {
        max-width: 100%;
    }

    .bulk-actions-bar {
        flex-direction: column;
        padding: 15px;
        gap: 10px;
    }

    .bulk-buttons {
        width: 100%;
        justify-content: center;
    }

    .bulk-btn {
        padding: 8px 14px;
        font-size: 0.85rem;
    }

    /* Storage Dashboard Mobile */
    .storage-dashboard {
        gap: 10px;
    }

    .dashboard-card {
        min-width: 100px;
        padding: 15px 10px;
    }

    .dashboard-icon {
        font-size: 1.5rem;
    }

    .dashboard-value {
        font-size: 1.2rem;
    }

    .dashboard-label {
        font-size: 0.65rem;
    }

    /* URL Upload Mobile */
    .url-input-group {
        flex-direction: column;
    }

    .url-input {
        width: 100%;
    }

    .url-upload-btn {
        width: 100%;
        justify-content: center;
    }

    /* Files header mobile */
    .files-header {
        flex-direction: column;
        align-items: stretch;
    }

    .search-files {
        width: 100%;
        margin-bottom: 10px;
    }

    .filter-buttons {
        justify-content: center;
        width: 100%;
    }
}

@media (max-width: 480px) {
    .storage-dashboard {
        gap: 8px;
    }

    .dashboard-card {
        min-width: 80px;
        padding: 12px 8px;
    }

    .dashboard-value {
        font-size: 1rem;
    }

    .dashboard-card.recent-activity .dashboard-value {
        font-size: 0.8rem;
    }
}

/* ===== V13 ENHANCEMENTS ===== */

/* Improved Hero Section with subtle background grid */
.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image:
        linear-gradient(rgba(212, 168, 75, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(212, 168, 75, 0.03) 1px, transparent 1px);
    background-size: 50px 50px;
    pointer-events: none;
    z-index: -1;
}

/* Enhanced Storage Dashboard Cards */
.dashboard-card {
    backdrop-filter: blur(10px);
}

.dashboard-card:nth-child(1) .dashboard-icon { filter: hue-rotate(0deg) drop-shadow(0 5px 10px rgba(59, 130, 246, 0.3)); }
.dashboard-card:nth-child(2) .dashboard-icon { filter: hue-rotate(0deg) drop-shadow(0 5px 10px rgba(168, 85, 247, 0.3)); }
.dashboard-card:nth-child(3) .dashboard-icon { filter: hue-rotate(0deg) drop-shadow(0 5px 10px rgba(59, 130, 246, 0.3)); }
.dashboard-card:nth-child(4) .dashboard-icon { filter: hue-rotate(0deg) drop-shadow(0 5px 10px rgba(168, 85, 247, 0.3)); }
.dashboard-card:nth-child(5) .dashboard-icon { filter: hue-rotate(0deg) drop-shadow(0 5px 10px rgba(74, 222, 128, 0.3)); }

/* Better File Card Layout */
.file-card {
    display: flex;
    flex-direction: column;
}

.file-header {
    flex: 1;
}

/* Improved file name handling */
.file-name {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: normal;
    word-break: break-word;
    min-height: 2.8em;
    line-height: 1.4;
}

.file-name:hover {
    -webkit-line-clamp: unset;
    background: rgba(212, 168, 75, 0.1);
    padding: 6px 10px;
    margin: -6px -10px 2px -10px;
    border-radius: 8px;
}

/* File meta improvements */
.file-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 8px 12px;
    margin-top: 8px;
}

.file-meta span {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 0.8rem;
    padding: 3px 8px;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 6px;
}

.file-meta .file-size {
    color: var(--upload-primary);
    font-weight: 500;
}

.file-meta .file-time-relative {
    color: var(--upload-success);
}

/* Better file actions layout */
.file-actions {
    display: flex;
    gap: 6px;
    margin-top: auto;
    padding-top: 12px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    justify-content: center;
}

/* Improved action button sizing */
.file-btn {
    flex: 1;
    max-width: 50px;
    height: 40px;
}

/* Enhanced Upload Zone */
.upload-zone {
    position: relative;
    overflow: visible;
}

/* Better URL input styling */
.url-input-group {
    position: relative;
}

.url-input:not(:placeholder-shown) {
    border-color: rgba(59, 130, 246, 0.5);
}

/* Improved Section Title */
.section-title {
    position: relative;
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding-bottom: 10px;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60px;
    height: 2px;
    background: linear-gradient(90deg, var(--upload-primary), transparent);
    border-radius: 1px;
}

/* Files Header Improvements */
.files-header {
    background: linear-gradient(180deg, rgba(20, 20, 30, 0.5) 0%, transparent 100%);
    padding: 15px 20px;
    margin: -10px -20px 20px -20px;
    border-radius: 16px 16px 0 0;
}

/* Better Search Input */
.search-input {
    background: rgba(0, 0, 0, 0.3);
    transition: all 0.3s ease, box-shadow 0.3s ease;
}

.search-input:focus {
    background: rgba(0, 0, 0, 0.5);
    box-shadow: 0 0 0 3px rgba(212, 168, 75, 0.1), 0 0 20px rgba(212, 168, 75, 0.1);
}

/* Filter Button Improvements */
.filter-btn {
    position: relative;
    overflow: hidden;
}

.filter-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transition: left 0.5s ease;
}

.filter-btn:hover::before {
    left: 100%;
}

.filter-btn.active {
    box-shadow: 0 0 15px rgba(212, 168, 75, 0.2);
}

/* Enhanced Empty State */
.empty-state {
    position: relative;
    background: linear-gradient(145deg, var(--glass-strong), var(--glass-bg));
    border: 1px dashed rgba(212, 168, 75, 0.3);
    padding: 80px 40px;
}

.empty-state::before {
    content: '';
    position: absolute;
    inset: 20px;
    border: 1px dashed rgba(212, 168, 75, 0.1);
    border-radius: 16px;
    pointer-events: none;
}

.empty-icon {
    font-size: 80px;
    margin-bottom: 25px;
    animation: float 3s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.empty-state h3 {
    font-family: 'Orbitron', monospace;
    font-size: 1.5rem;
    margin-bottom: 15px;
    background: linear-gradient(135deg, #fff 0%, var(--upload-primary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.empty-state p {
    font-size: 1rem;
    max-width: 400px;
    margin: 0 auto;
    line-height: 1.6;
}

/* Bulk Actions Bar Improvements */
.bulk-actions-bar {
    background: linear-gradient(180deg, rgba(15, 15, 25, 0.98) 0%, rgba(10, 10, 15, 0.99) 100%);
}

.bulk-actions-bar::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--upload-primary), transparent);
}

/* Better View Toggle */
.view-toggle {
    background: rgba(0, 0, 0, 0.3);
}

.view-btn svg {
    width: 18px;
    height: 18px;
}

/* Keyboard Shortcut Hints */
.shortcut-hint {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    margin-left: 8px;
    padding: 2px 6px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 4px;
    font-size: 0.65rem;
    color: #6b7280;
    font-family: monospace;
}

/* Improved File Type Badge positioning */
.file-type-badge {
    position: absolute;
    top: 12px;
    right: 12px;
    z-index: 2;
}

/* Focus States for Accessibility */
.file-btn:focus-visible,
.filter-btn:focus-visible,
.sort-btn:focus-visible,
.view-btn:focus-visible,
.bulk-btn:focus-visible,
.url-upload-btn:focus-visible,
.upload-btn:focus-visible {
    outline: 2px solid var(--upload-primary);
    outline-offset: 2px;
}

/* Better contrast for file info */
.file-info {
    padding-right: 65px;
}

/* Toast positioning improvements */
.toast-container {
    max-width: 420px;
}

.toast {
    animation: toast-slide-in 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@keyframes toast-slide-in {
    from {
        transform: translateX(120%) scale(0.8);
        opacity: 0;
    }
    to {
        transform: translateX(0) scale(1);
        opacity: 1;
    }
}

/* Scrollbar styling */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.2);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb {
    background: rgba(212, 168, 75, 0.3);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: rgba(212, 168, 75, 0.5);
}

/* File card grid consistency */
.files-grid {
    align-items: stretch;
}

.files-grid .file-card {
    height: 100%;
    min-height: 180px;
}

/* Better stat item styling */
.stat-item {
    transition: all 0.3s ease;
}

.stat-item:hover {
    transform: translateY(-2px);
    border-color: rgba(212, 168, 75, 0.4);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
}

/* Loading skeleton improvements */
.skeleton-card {
    animation: skeleton-pulse 2s ease-in-out infinite;
}

@keyframes skeleton-pulse {
    0%, 100% { opacity: 0.6; }
    50% { opacity: 1; }
}

/* Mobile improvements */
@media (max-width: 768px) {
    .hero::before {
        background-size: 30px 30px;
    }

    .files-header {
        margin: 0 0 15px 0;
        padding: 10px 15px;
    }

    .file-name {
        font-size: 0.9rem;
        min-height: 2.5em;
    }

    .file-meta span {
        font-size: 0.75rem;
        padding: 2px 6px;
    }

    .section-title {
        font-size: 1.2rem;
    }

    .empty-icon {
        font-size: 60px;
    }

    .empty-state {
        padding: 50px 20px;
    }
}

@media (max-width: 480px) {
    .file-actions {
        gap: 4px;
    }

    .file-btn {
        max-width: 42px;
        height: 36px;
    }

    .file-btn svg {
        width: 16px;
        height: 16px;
    }
}

/* ===== ENHANCED LIGHTBOX WITH ZOOM ===== */

.preview-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(20px);
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.preview-overlay.active {
    opacity: 1;
    visibility: visible;
}

.preview-container {
    position: relative;
    max-width: 95vw;
    max-height: 95vh;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.preview-content {
    max-width: 90vw;
    max-height: 80vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.preview-image {
    max-width: 100%;
    max-height: 80vh;
    object-fit: contain;
    border-radius: 8px;
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.5);
    cursor: zoom-in;
    transition: transform 0.3s ease;
}

.preview-image.zoomed {
    cursor: zoom-out;
    transform: scale(2);
}

.preview-video {
    max-width: 90vw;
    max-height: 80vh;
    border-radius: 8px;
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.5);
}

.preview-audio {
    width: 400px;
    max-width: 90vw;
}

.audio-visualizer {
    font-size: 80px;
    margin-bottom: 20px;
    animation: pulse-glow 2s ease-in-out infinite;
}

@keyframes pulse-glow {
    0%, 100% { transform: scale(1); filter: drop-shadow(0 0 20px var(--upload-primary)); }
    50% { transform: scale(1.1); filter: drop-shadow(0 0 40px var(--upload-primary)); }
}

.preview-pdf {
    width: 90vw;
    height: 80vh;
    border: none;
    border-radius: 8px;
}

.preview-close {
    position: absolute;
    top: -50px;
    right: 0;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: white;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    font-size: 24px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
}

.preview-close:hover {
    background: var(--upload-error);
    border-color: var(--upload-error);
    transform: rotate(90deg);
}

.preview-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: white;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    font-size: 30px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
    z-index: 10;
}

.preview-nav:hover {
    background: var(--upload-primary);
    border-color: var(--upload-primary);
    box-shadow: var(--neon-glow);
}

.preview-nav.prev { left: -70px; }
.preview-nav.next { right: -70px; }

.preview-info {
    margin-top: 20px;
    text-align: center;
    color: rgba(255, 255, 255, 0.8);
}

.preview-filename {
    font-size: 1rem;
    font-weight: 600;
    margin-right: 15px;
}

.preview-filesize {
    font-size: 0.85rem;
    opacity: 0.7;
}

.preview-unsupported {
    text-align: center;
    color: rgba(255, 255, 255, 0.6);
    padding: 60px;
}

.preview-unsupported a {
    display: inline-block;
    margin-top: 20px;
    padding: 12px 24px;
    background: var(--upload-primary);
    color: #0a0a0f;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.2s ease;
}

.preview-unsupported a:hover {
    transform: translateY(-2px);
    box-shadow: var(--neon-glow);
}

/* Zoom indicator */
.zoom-indicator {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(0, 0, 0, 0.7);
    color: white;
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 0.8rem;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.preview-content:hover .zoom-indicator {
    opacity: 1;
}

/* ===== QUICK PREVIEW HOVER CARDS ===== */

.file-card {
    position: relative;
}

.quick-preview {
    position: absolute;
    bottom: calc(100% + 10px);
    left: 50%;
    transform: translateX(-50%) scale(0.95);
    background: var(--glass-strong);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    padding: 8px;
    opacity: 0;
    visibility: hidden;
    transition: all 0.2s ease;
    z-index: 100;
    pointer-events: none;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
}

.file-card:hover .quick-preview {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) scale(1);
}

.quick-preview img {
    max-width: 200px;
    max-height: 150px;
    border-radius: 8px;
    display: block;
}

.quick-preview-placeholder {
    width: 150px;
    height: 100px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 40px;
    background: rgba(0, 0, 0, 0.3);
    border-radius: 8px;
}

/* ===== FAVORITES/STARRED FILES ===== */

/* Favorite button in action row */
.file-btn.favorite {
    background: rgba(251, 191, 36, 0.1);
    border-color: rgba(251, 191, 36, 0.3);
    color: #9ca3af;
    font-size: 14px;
}

.file-btn.favorite:hover {
    background: rgba(251, 191, 36, 0.2);
    border-color: #fbbf24;
    color: #fbbf24;
}

.file-btn.favorite.active {
    background: rgba(251, 191, 36, 0.25);
    border-color: #fbbf24;
    color: #fbbf24;
    text-shadow: 0 0 8px rgba(251, 191, 36, 0.5);
}

/* Favorites filter */
.filter-btn.favorites {
    background: linear-gradient(135deg, rgba(251, 191, 36, 0.1), rgba(251, 191, 36, 0.05));
    border-color: rgba(251, 191, 36, 0.3);
}

.filter-btn.favorites.active {
    background: linear-gradient(135deg, #fbbf24, #f59e0b);
    color: #0a0a0f;
}

/* ===== FILE TYPE STATISTICS CHART ===== */

.stats-chart-container {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 20px;
    margin-bottom: 24px;
}

.stats-chart-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
}

.stats-chart-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--upload-primary);
    display: flex;
    align-items: center;
    gap: 8px;
}

.stats-chart {
    display: flex;
    height: 12px;
    border-radius: 6px;
    overflow: hidden;
    background: rgba(0, 0, 0, 0.3);
    margin-bottom: 16px;
}

.stats-bar {
    height: 100%;
    transition: width 0.5s ease;
    position: relative;
}

.stats-bar.images { background: linear-gradient(90deg, #22d3ee, #06b6d4); }
.stats-bar.videos { background: linear-gradient(90deg, #a855f7, #9333ea); }
.stats-bar.documents { background: linear-gradient(90deg, #4ade80, #22c55e); }
.stats-bar.archives { background: linear-gradient(90deg, #f59e0b, #d97706); }
.stats-bar.other { background: linear-gradient(90deg, #64748b, #475569); }

.stats-legend {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
}

.stats-legend-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.7);
}

.stats-legend-color {
    width: 12px;
    height: 12px;
    border-radius: 3px;
}

.stats-legend-color.images { background: #22d3ee; }
.stats-legend-color.videos { background: #a855f7; }
.stats-legend-color.documents { background: #4ade80; }
.stats-legend-color.archives { background: #f59e0b; }
.stats-legend-color.other { background: #64748b; }

/* ===== CONTEXT MENU ===== */

.context-menu {
    position: fixed;
    background: var(--glass-strong);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    padding: 8px 0;
    min-width: 180px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
    z-index: 10000;
    opacity: 0;
    visibility: hidden;
    transform: scale(0.95);
    /* Only transition when CLOSING (not when opening) - prevents timing issues */
    transition: opacity 0.15s ease, visibility 0.15s ease, transform 0.15s ease;
}

.context-menu.active {
    opacity: 1;
    visibility: visible;
    transform: scale(1);
    /* Instant appearance - no transition delay when showing */
    transition: none;
}

.context-menu-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 16px;
    color: rgba(255, 255, 255, 0.85);
    cursor: pointer;
    transition: all 0.15s ease;
    font-size: 0.9rem;
}

.context-menu-item:hover {
    background: rgba(212, 168, 75, 0.15);
    color: var(--upload-primary);
}

.context-menu-item.danger:hover {
    background: rgba(239, 68, 68, 0.15);
    color: var(--upload-error);
}

.context-menu-divider {
    height: 1px;
    background: var(--glass-border);
    margin: 8px 0;
}

.context-menu-icon {
    width: 18px;
    text-align: center;
}

/* ===== ENHANCED NEON GLOW EFFECTS ===== */

.file-card:hover {
    border-color: var(--upload-primary);
    box-shadow:
        0 10px 40px rgba(0, 0, 0, 0.3),
        0 0 20px rgba(212, 168, 75, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

.upload-zone:hover {
    border-color: var(--upload-primary);
    box-shadow:
        0 0 30px rgba(212, 168, 75, 0.15),
        inset 0 0 60px rgba(212, 168, 75, 0.05);
}

.dashboard-card:hover {
    border-color: var(--upload-primary);
    box-shadow:
        0 10px 30px rgba(0, 0, 0, 0.3),
        0 0 15px rgba(212, 168, 75, 0.1);
}

/* Neon text glow on hover */
.file-name:hover {
    text-shadow: 0 0 10px rgba(212, 168, 75, 0.3);
}

/* Animated border glow */
@keyframes border-glow {
    0%, 100% { border-color: var(--glass-border); }
    50% { border-color: var(--upload-primary); }
}

.file-card.new {
    animation: card-entrance 0.5s ease both, border-glow 2s ease-in-out infinite 0.5s;
}

/* ===== FILE DETAILS PANEL ===== */

.file-details-panel {
    position: fixed;
    right: -400px;
    top: 0;
    width: 400px;
    height: 100vh;
    background: var(--glass-strong);
    border-left: 1px solid var(--glass-border);
    z-index: 9000;
    transition: right 0.3s ease;
    overflow-y: auto;
    padding: 24px;
}

.file-details-panel.active {
    right: 0;
}

.file-details-close {
    position: absolute;
    top: 16px;
    right: 16px;
    background: transparent;
    border: none;
    color: rgba(255, 255, 255, 0.6);
    font-size: 24px;
    cursor: pointer;
    transition: color 0.2s ease;
}

.file-details-close:hover {
    color: var(--upload-error);
}

.file-details-preview {
    width: 100%;
    aspect-ratio: 16/9;
    background: rgba(0, 0, 0, 0.3);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    overflow: hidden;
}

.file-details-preview img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

.file-details-preview .icon {
    font-size: 60px;
}

.file-details-name {
    font-size: 1.2rem;
    font-weight: 600;
    color: white;
    word-break: break-word;
    margin-bottom: 8px;
}

.file-details-meta {
    display: grid;
    gap: 12px;
    margin-top: 20px;
}

.file-details-row {
    display: flex;
    justify-content: space-between;
    padding: 12px;
    background: rgba(0, 0, 0, 0.2);
    border-radius: 8px;
}

.file-details-label {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.85rem;
}

.file-details-value {
    color: white;
    font-size: 0.9rem;
    font-weight: 500;
}

.file-details-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin-top: 24px;
}

.file-details-btn {
    padding: 12px;
    border-radius: 8px;
    border: 1px solid var(--glass-border);
    background: rgba(0, 0, 0, 0.2);
    color: white;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.file-details-btn:hover {
    background: var(--upload-primary);
    color: #0a0a0f;
    border-color: var(--upload-primary);
}

.file-details-btn.danger:hover {
    background: var(--upload-error);
    border-color: var(--upload-error);
}

/* ===== RECENT FILES SECTION ===== */

.recent-files-section {
    margin-bottom: 24px;
}

.recent-files-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 16px;
    color: var(--upload-primary);
    font-weight: 600;
}

.recent-files-grid {
    display: flex;
    gap: 12px;
    overflow-x: auto;
    padding-bottom: 8px;
    scrollbar-width: thin;
    scrollbar-color: var(--upload-primary) transparent;
}

.recent-file-card {
    flex: 0 0 140px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    padding: 12px;
    cursor: pointer;
    transition: all 0.2s ease;
    text-align: center;
}

.recent-file-card:hover {
    border-color: var(--upload-primary);
    transform: translateY(-3px);
}

.recent-file-icon {
    font-size: 32px;
    margin-bottom: 8px;
}

.recent-file-name {
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.8);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.recent-file-time {
    font-size: 0.7rem;
    color: var(--upload-success);
    margin-top: 4px;
}

/* ===== IP ADDRESS DISPLAY ===== */

.file-ip {
    color: var(--upload-cyan);
    font-family: 'Courier New', monospace;
    font-size: 0.75rem;
    padding: 2px 6px;
    background: rgba(34, 211, 238, 0.1);
    border-radius: 4px;
    border: 1px solid rgba(34, 211, 238, 0.2);
}

#ip-toggle-btn {
    background: rgba(34, 211, 238, 0.1);
    border-color: rgba(34, 211, 238, 0.3);
    color: var(--upload-cyan);
}

#ip-toggle-btn:hover {
    background: rgba(34, 211, 238, 0.2);
    border-color: var(--upload-cyan);
}

#ip-toggle-btn.active {
    background: var(--upload-cyan);
    color: #0a0a0f;
    border-color: var(--upload-cyan);
}

/* IP Password Modal styling */
#ip-password-overlay .confirm-modal.shake {
    animation: shake 0.5s ease-in-out;
}

/* ===== ACCESSIBILITY ENHANCEMENTS ===== */

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }

    .particle,
    .confetti {
        display: none !important;
    }

    .upload-zone:hover,
    .file-card:hover,
    .dashboard-card:hover {
        transform: none !important;
    }
}

/* Enhanced focus states for keyboard navigation */
.file-btn:focus-visible,
.filter-btn:focus-visible,
.upload-btn:focus-visible,
.view-btn:focus-visible,
.sort-btn:focus-visible,
.bulk-toggle-btn:focus-visible,
.bulk-btn:focus-visible,
.password-submit:focus-visible,
.url-upload-btn:focus-visible {
    outline: 2px solid var(--upload-primary);
    outline-offset: 2px;
    box-shadow: 0 0 0 4px rgba(212, 168, 75, 0.2);
}

/* File card focus state */
.file-card:focus-within {
    border-color: var(--upload-primary);
    box-shadow: 0 0 0 2px rgba(212, 168, 75, 0.2);
}

/* Screen reader only class */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .file-card {
        border-width: 2px;
    }

    .file-btn {
        border-width: 2px;
    }

    .filter-btn.active {
        border-width: 2px;
    }
}

/* ===== MOBILE FILTER SCROLL ===== */
.filter-buttons {
    display: flex;
    gap: 8px;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: thin;
    scrollbar-color: rgba(212, 168, 75, 0.3) transparent;
    padding-bottom: 4px;
}

.filter-buttons::-webkit-scrollbar {
    height: 4px;
}

.filter-buttons::-webkit-scrollbar-thumb {
    background: rgba(212, 168, 75, 0.3);
    border-radius: 2px;
}

.filter-buttons::-webkit-scrollbar-track {
    background: transparent;
}