/* ═══════════════════════════════════════════════════════════════
   ctrlTAB - Cyberpunk Theme
   Separated theme file — can be removed without affecting
   light/dark themes.
   ═══════════════════════════════════════════════════════════════ */

@import url('https://fonts.googleapis.com/css2?family=Rajdhani:wght@400;500;600;700&family=Orbitron:wght@600;700;900&family=Share+Tech+Mono&display=swap');

/* --- Theme Variables --- */
[data-theme="cyberpunk"] {
    --color-highlight: #ff006e;
    --color-accent: #00f5ff;
    --color-secondary: #8338ec;
    --color-success: #06ffa5;

    --color-bg-primary: #000000;
    --color-bg-secondary: #0a0a0f;
    --color-bg-tertiary: #151520;
    --color-bg-elevated: #1a1a2e;

    --color-text-primary: #ffffff;
    --color-text-secondary: #b8b8d1;
    --color-text-muted: #6b6b8a;

    --font-display: 'Orbitron', monospace;
    --font-main: 'Rajdhani', sans-serif;
    --font-mono: 'Share Tech Mono', monospace;

    --glow-highlight: 0 0 10px var(--color-highlight), 0 0 20px var(--color-highlight), 0 0 30px var(--color-highlight);
    --glow-accent: 0 0 10px var(--color-accent), 0 0 20px var(--color-accent), 0 0 30px var(--color-accent);
    --glow-secondary: 0 0 10px var(--color-secondary), 0 0 20px var(--color-secondary);
    --glow-success: 0 0 10px var(--color-success), 0 0 20px var(--color-success);
}

/* ═══════════════════════════════════════════════════════════════
   Background Effects
   ═══════════════════════════════════════════════════════════════ */

[data-theme="cyberpunk"] .grid-background {
    display: block;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
    opacity: 0.15;
    background-image:
        linear-gradient(var(--color-accent) 1px, transparent 1px),
        linear-gradient(90deg, var(--color-accent) 1px, transparent 1px);
    background-size: 50px 50px;
    animation: gridPulse 4s ease-in-out infinite;
}

@keyframes gridPulse {
    0%, 100% { opacity: 0.1; }
    50% { opacity: 0.15; }
}

[data-theme="cyberpunk"] .scan-lines {
    display: block;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 9999;
    background: repeating-linear-gradient(
        0deg,
        rgba(0, 245, 255, 0.03) 0px,
        rgba(0, 245, 255, 0.03) 1px,
        transparent 1px,
        transparent 2px
    );
    animation: scanLineMove 8s linear infinite;
}

@keyframes scanLineMove {
    0% { transform: translateY(0); }
    100% { transform: translateY(50px); }
}

/* ═══════════════════════════════════════════════════════════════
   Sidebar
   ═══════════════════════════════════════════════════════════════ */

[data-theme="cyberpunk"] .sidebar {
    border-right: 2px solid var(--color-accent);
    box-shadow: 0 0 20px rgba(0, 245, 255, 0.3);
    animation: slideInLeft 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

[data-theme="cyberpunk"] .sidebar::before {
    content: '';
    display: block;
    position: absolute;
    top: 0;
    right: -2px;
    width: 2px;
    height: 100%;
    background: var(--color-accent);
    box-shadow: var(--glow-accent);
    animation: borderPulse 2s ease-in-out infinite;
}

@keyframes borderPulse {
    0%, 100% { opacity: 0.5; }
    50% { opacity: 1; }
}

[data-theme="cyberpunk"] .sidebar-header {
    border-bottom: 2px solid var(--color-highlight);
    box-shadow: 0 2px 20px rgba(255, 0, 110, 0.3);
    background: linear-gradient(135deg, rgba(255, 0, 110, 0.05), rgba(131, 56, 236, 0.05));
}

[data-theme="cyberpunk"] .logo-text {
    animation: glitchText 3s infinite;
    filter: drop-shadow(0 0 8px var(--color-accent));
}

@keyframes glitchText {
    0%, 70%, 100% {
        transform: translate(0);
        text-shadow: 0 0 8px var(--color-accent);
        filter: none;
    }
    72% {
        transform: translate(-5px, 1px);
        text-shadow: 4px 0 #ff006e, -4px 0 #00f5ff, 0 0 15px var(--color-accent);
        filter: blur(0.5px);
    }
    74% {
        transform: translate(5px, -2px);
        text-shadow: -4px 0 #ff006e, 4px 0 #00f5ff;
        filter: brightness(1.6);
    }
    76% {
        transform: translate(-3px, 2px);
        text-shadow: 3px 0 #8338ec, -3px 0 #00f5ff;
        filter: blur(1px);
    }
    78% {
        transform: translate(0);
        text-shadow: 0 0 8px var(--color-accent);
        filter: none;
    }
    88% { transform: translate(-2px, 0); opacity: 0.8; }
    90% {
        transform: translate(2px, 0);
        text-shadow: 2px 0 #ff006e, -2px 0 #00f5ff, 0 0 8px var(--color-accent);
        opacity: 1;
    }
    92% {
        transform: translate(0);
        text-shadow: 0 0 8px var(--color-accent);
    }
}

[data-theme="cyberpunk"] .subtitle {
    letter-spacing: 0.3em;
    color: var(--color-accent);
    text-shadow: 0 0 10px var(--color-accent);
}

/* ═══════════════════════════════════════════════════════════════
   Collections
   ═══════════════════════════════════════════════════════════════ */

[data-theme="cyberpunk"] .collections-header {
    border-bottom: 1px solid var(--color-secondary);
}

[data-theme="cyberpunk"] .collections-header .label {
    color: var(--color-secondary);
    text-shadow: 0 0 10px var(--color-secondary);
}

[data-theme="cyberpunk"] .collection-item {
    margin-bottom: var(--spacing-sm);
    animation: fadeInUp 0.4s cubic-bezier(0.16, 1, 0.3, 1) backwards;
}

[data-theme="cyberpunk"] .collection-item:nth-child(1) { animation-delay: 0.1s; }
[data-theme="cyberpunk"] .collection-item:nth-child(2) { animation-delay: 0.15s; }
[data-theme="cyberpunk"] .collection-item:nth-child(3) { animation-delay: 0.2s; }
[data-theme="cyberpunk"] .collection-item:nth-child(4) { animation-delay: 0.25s; }
[data-theme="cyberpunk"] .collection-item:nth-child(5) { animation-delay: 0.3s; }

[data-theme="cyberpunk"] .collection-item button {
    padding: var(--spacing-md) var(--spacing-lg);
    border: 1px solid var(--color-secondary);
    border-radius: 0;
    font-size: 16px;
    font-weight: 600;
    transition: all 0.3s ease;
    clip-path: polygon(0 0, calc(100% - 10px) 0, 100% 10px, 100% 100%, 10px 100%, 0 calc(100% - 10px));
}

[data-theme="cyberpunk"] .collection-item button::before {
    display: block;
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    width: 3px;
    background: var(--color-success);
    box-shadow: var(--glow-success);
    transform: scaleY(0);
    transition: transform 0.3s ease;
}

[data-theme="cyberpunk"] .collection-item button::after {
    display: block;
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(131, 56, 236, 0.2), transparent);
    opacity: 0;
    transition: opacity 0.3s ease;
}

[data-theme="cyberpunk"] .collection-item button:hover {
    background: transparent;
    border-color: var(--color-accent);
    color: var(--color-accent);
    box-shadow: 0 0 15px rgba(0, 245, 255, 0.4);
    transform: translateX(5px);
}

[data-theme="cyberpunk"] .collection-item button:hover::after {
    opacity: 1;
}

[data-theme="cyberpunk"] .collection-item button.active {
    background: linear-gradient(135deg, rgba(255, 0, 110, 0.2), rgba(131, 56, 236, 0.2));
    border-color: var(--color-highlight);
    color: var(--color-highlight);
    box-shadow: var(--glow-highlight);
}

[data-theme="cyberpunk"] .collection-item button.active::before {
    transform: scaleY(1);
}

/* ═══════════════════════════════════════════════════════════════
   Main Content
   ═══════════════════════════════════════════════════════════════ */

[data-theme="cyberpunk"] .main-content {
    animation: fadeIn 0.6s ease;
}

[data-theme="cyberpunk"] .content-header {
    border-bottom: 2px solid var(--color-highlight);
    box-shadow: 0 2px 20px rgba(255, 0, 110, 0.3);
    background: linear-gradient(135deg, rgba(255, 0, 110, 0.05), rgba(0, 245, 255, 0.05));
}

[data-theme="cyberpunk"] .content-header::after {
    content: '';
    display: block;
    position: absolute;
    bottom: -2px;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--color-highlight);
    box-shadow: var(--glow-highlight);
}

[data-theme="cyberpunk"] .collection-title {
    font-size: 28px;
    color: var(--color-highlight);
    letter-spacing: 0.05em;
    text-transform: uppercase;
    text-shadow: var(--glow-highlight);
}

[data-theme="cyberpunk"] .sections-container {
    background: linear-gradient(180deg, rgba(0, 0, 0, 0) 0%, rgba(131, 56, 236, 0.03) 100%);
}

[data-theme="cyberpunk"] .empty-state {
    animation: fadeIn 0.8s ease;
}

[data-theme="cyberpunk"] .empty-icon {
    filter: drop-shadow(0 0 20px var(--color-accent));
}

[data-theme="cyberpunk"] .empty-state p {
    text-shadow: 0 0 10px rgba(0, 245, 255, 0.3);
}

/* ═══════════════════════════════════════════════════════════════
   Sections
   ═══════════════════════════════════════════════════════════════ */

[data-theme="cyberpunk"] .section {
    animation: fadeInUp 0.5s cubic-bezier(0.16, 1, 0.3, 1) backwards;
}

[data-theme="cyberpunk"] .section:nth-child(1) { animation-delay: 0.1s; }
[data-theme="cyberpunk"] .section:nth-child(2) { animation-delay: 0.2s; }
[data-theme="cyberpunk"] .section:nth-child(3) { animation-delay: 0.3s; }
[data-theme="cyberpunk"] .section:nth-child(4) { animation-delay: 0.4s; }

[data-theme="cyberpunk"] .section-header {
    border-bottom: 2px solid var(--color-secondary);
}

[data-theme="cyberpunk"] .section-header::after {
    content: '';
    display: block;
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 60px;
    height: 2px;
    background: var(--color-accent);
    box-shadow: var(--glow-accent);
}

[data-theme="cyberpunk"] .section-title {
    font-size: 20px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--color-accent);
    text-shadow: var(--glow-accent);
    animation: sectionTitleGlitch 9s infinite;
}

/* ═══════════════════════════════════════════════════════════════
   Link Cards
   ═══════════════════════════════════════════════════════════════ */

[data-theme="cyberpunk"] .link-card {
    background: linear-gradient(135deg, rgba(255, 0, 110, 0.05), rgba(0, 245, 255, 0.05));
    border: 2px solid var(--color-secondary);
    border-radius: 0;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    clip-path: polygon(0 0, calc(100% - 12px) 0, 100% 12px, 100% 100%, 12px 100%, 0 calc(100% - 12px));
}

[data-theme="cyberpunk"] .link-card::before {
    content: '';
    display: block;
    position: absolute;
    inset: -2px;
    background: linear-gradient(45deg, var(--color-highlight), var(--color-accent), var(--color-secondary), var(--color-success));
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: -1;
    filter: blur(10px);
}

[data-theme="cyberpunk"] .link-card::after {
    content: '';
    display: block;
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-accent), transparent);
    opacity: 0;
    transition: opacity 0.3s ease;
}

[data-theme="cyberpunk"] .link-card:hover {
    transform: translateY(-4px) scale(1.02);
    border-color: var(--color-accent);
    box-shadow:
        0 0 30px rgba(0, 245, 255, 0.4),
        0 0 50px rgba(255, 0, 110, 0.2),
        inset 0 0 20px rgba(0, 245, 255, 0.1);
}

[data-theme="cyberpunk"] .link-card:hover::before {
    opacity: 0.3;
    animation: rotateBorder 3s linear infinite;
}

[data-theme="cyberpunk"] .link-card:hover::after {
    opacity: 1;
}

@keyframes rotateBorder {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

[data-theme="cyberpunk"] .link-card:active {
    transform: translateY(-2px) scale(1);
}

[data-theme="cyberpunk"] .link-favicon {
    border: 2px solid var(--color-success);
    border-radius: 0;
    box-shadow: 0 0 10px rgba(6, 255, 165, 0.5);
    background: var(--color-bg-tertiary);
    clip-path: polygon(0 0, calc(100% - 6px) 0, 100% 6px, 100% 100%, 6px 100%, 0 calc(100% - 6px));
}

[data-theme="cyberpunk"] .link-title {
    font-size: 16px;
    font-weight: 700;
    text-shadow: 0 0 10px rgba(255, 255, 255, 0.3);
}

[data-theme="cyberpunk"] .link-url {
    color: var(--color-secondary);
    text-shadow: 0 0 5px var(--color-secondary);
}

/* ═══════════════════════════════════════════════════════════════
   Buttons
   ═══════════════════════════════════════════════════════════════ */

[data-theme="cyberpunk"] .btn-icon {
    background: var(--color-bg-tertiary);
    border: 2px solid var(--color-secondary);
    border-radius: 0;
    color: var(--color-secondary);
    transition: all 0.3s ease;
    clip-path: polygon(0 0, calc(100% - 6px) 0, 100% 6px, 100% 100%, 6px 100%, 0 calc(100% - 6px));
}

[data-theme="cyberpunk"] .btn-icon:hover {
    background: var(--color-bg-elevated);
    border-color: var(--color-accent);
    color: var(--color-accent);
    box-shadow: var(--glow-accent);
    transform: scale(1.1);
}

[data-theme="cyberpunk"] .btn-text-danger {
    color: var(--color-highlight);
    font-family: var(--font-main);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

[data-theme="cyberpunk"] .btn-text-danger:hover {
    background: rgba(255, 0, 110, 0.2);
    box-shadow: var(--glow-highlight);
}

[data-theme="cyberpunk"] .btn-primary {
    background: linear-gradient(135deg, var(--color-highlight), var(--color-secondary));
    border: 2px solid var(--color-highlight);
    border-radius: 0;
    font-size: 15px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    box-shadow: var(--glow-highlight);
    transition: all 0.3s ease;
    clip-path: polygon(0 0, calc(100% - 8px) 0, 100% 8px, 100% 100%, 8px 100%, 0 calc(100% - 8px));
}

[data-theme="cyberpunk"] .btn-primary:hover {
    opacity: 1;
    box-shadow:
        0 0 20px var(--color-highlight),
        0 0 40px var(--color-highlight),
        0 0 60px var(--color-highlight);
    transform: translateY(-2px);
}

[data-theme="cyberpunk"] .btn-primary:active {
    opacity: 1;
    transform: translateY(0);
}

[data-theme="cyberpunk"] .btn-secondary {
    border: 2px solid var(--color-secondary);
    border-radius: 0;
    color: var(--color-secondary);
    font-size: 15px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    transition: all 0.3s ease;
    clip-path: polygon(0 0, calc(100% - 8px) 0, 100% 8px, 100% 100%, 8px 100%, 0 calc(100% - 8px));
}

[data-theme="cyberpunk"] .btn-secondary:hover {
    background: rgba(131, 56, 236, 0.2);
    box-shadow: var(--glow-secondary);
}

[data-theme="cyberpunk"] .btn-danger {
    border: 2px solid var(--color-highlight);
    border-radius: 0;
    color: var(--color-highlight);
    font-size: 15px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    transition: all 0.3s ease;
    clip-path: polygon(0 0, calc(100% - 8px) 0, 100% 8px, 100% 100%, 8px 100%, 0 calc(100% - 8px));
}

[data-theme="cyberpunk"] .btn-danger:hover {
    background: var(--color-highlight);
    color: var(--color-bg-primary);
    box-shadow: var(--glow-highlight);
}

/* ═══════════════════════════════════════════════════════════════
   Modal
   ═══════════════════════════════════════════════════════════════ */

[data-theme="cyberpunk"] .modal-backdrop {
    background: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(8px);
    animation: fadeIn 0.3s ease;
}

[data-theme="cyberpunk"] .modal-content {
    background: linear-gradient(135deg, rgba(26, 26, 46, 0.95), rgba(10, 10, 15, 0.95));
    border: 2px solid var(--color-accent);
    border-radius: 0;
    box-shadow:
        0 0 40px rgba(0, 245, 255, 0.4),
        0 0 80px rgba(255, 0, 110, 0.3),
        inset 0 0 40px rgba(0, 245, 255, 0.1);
    animation: modalSlideIn 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    clip-path: polygon(0 0, calc(100% - 20px) 0, 100% 20px, 100% 100%, 20px 100%, 0 calc(100% - 20px));
}

[data-theme="cyberpunk"] .modal-header {
    border-bottom: 2px solid var(--color-secondary);
    background: linear-gradient(135deg, rgba(255, 0, 110, 0.1), rgba(131, 56, 236, 0.1));
}

[data-theme="cyberpunk"] .modal-title {
    font-size: 20px;
    font-weight: 700;
    color: var(--color-accent);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    text-shadow: var(--glow-accent);
}

/* ═══════════════════════════════════════════════════════════════
   Forms
   ═══════════════════════════════════════════════════════════════ */

[data-theme="cyberpunk"] .form-label {
    font-weight: 700;
    color: var(--color-secondary);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    text-shadow: 0 0 10px var(--color-secondary);
}

[data-theme="cyberpunk"] .form-input {
    background: rgba(0, 0, 0, 0.5);
    border: 2px solid var(--color-secondary);
    border-radius: 0;
    transition: all 0.3s ease;
    clip-path: polygon(0 0, calc(100% - 8px) 0, 100% 8px, 100% 100%, 8px 100%, 0 calc(100% - 8px));
}

[data-theme="cyberpunk"] .form-input:focus {
    border-color: var(--color-accent);
    box-shadow: var(--glow-accent);
    background: rgba(0, 0, 0, 0.7);
}

/* ═══════════════════════════════════════════════════════════════
   Loading
   ═══════════════════════════════════════════════════════════════ */

[data-theme="cyberpunk"] .loading-overlay {
    background: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(8px);
}

[data-theme="cyberpunk"] .loading-spinner {
    width: 60px;
    height: 60px;
    border: 4px solid transparent;
    border-top-color: var(--color-highlight);
    border-right-color: var(--color-accent);
    border-bottom-color: var(--color-success);
    border-left-color: var(--color-secondary);
    box-shadow:
        0 0 20px var(--color-accent),
        0 0 40px var(--color-highlight);
}

/* ═══════════════════════════════════════════════════════════════
   Scrollbar
   ═══════════════════════════════════════════════════════════════ */

[data-theme="cyberpunk"] ::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

[data-theme="cyberpunk"] ::-webkit-scrollbar-track {
    background: var(--color-bg-primary);
    border-left: 1px solid var(--color-secondary);
}

[data-theme="cyberpunk"] ::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, var(--color-highlight), var(--color-accent));
    border-radius: 0;
    box-shadow: 0 0 10px rgba(0, 245, 255, 0.5);
}

[data-theme="cyberpunk"] ::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(180deg, var(--color-accent), var(--color-success));
    box-shadow: var(--glow-accent);
}

/* ═══════════════════════════════════════════════════════════════
   Settings
   ═══════════════════════════════════════════════════════════════ */

[data-theme="cyberpunk"] .sidebar-footer {
    border-top: 1px solid var(--color-secondary);
}

[data-theme="cyberpunk"] .settings-btn {
    color: var(--color-secondary);
    border-radius: 0;
}

[data-theme="cyberpunk"] .settings-btn:hover {
    background: rgba(131, 56, 236, 0.1);
    color: var(--color-accent);
}

[data-theme="cyberpunk"] .settings-btn.active {
    background: rgba(131, 56, 236, 0.2);
    color: var(--color-accent);
}

[data-theme="cyberpunk"] .settings-section {
    border-bottom-color: var(--color-secondary);
}

[data-theme="cyberpunk"] .settings-section-title {
    color: var(--color-accent);
    text-shadow: var(--glow-accent);
}

[data-theme="cyberpunk"] .theme-card {
    border-radius: 0;
    border-color: var(--color-secondary);
}

[data-theme="cyberpunk"] .theme-card:hover {
    border-color: var(--color-accent);
}

[data-theme="cyberpunk"] .theme-card.active {
    border-color: var(--color-highlight);
    box-shadow: var(--glow-highlight);
}

[data-theme="cyberpunk"] .theme-card.active .theme-card-label {
    color: var(--color-highlight);
}

/* Toggle switch: flat/rectangular */
[data-theme="cyberpunk"] .toggle-track {
    border-radius: 0;
    border-color: var(--color-secondary);
}

[data-theme="cyberpunk"] .toggle-track::after {
    border-radius: 0;
}

[data-theme="cyberpunk"] input:checked + .toggle-track {
    box-shadow: 0 0 8px var(--color-accent);
}

/* Theme preview */
.theme-preview-cyberpunk {
    background: #000000;
}

.theme-preview-cyberpunk .tp-sidebar {
    width: 30%;
    background: #0a0a0f;
    border-right: 1px solid #00f5ff;
}

.theme-preview-cyberpunk .tp-bar {
    height: 8px;
    background: #1a1a2e;
    border-bottom: 1px solid #ff006e;
}

.theme-preview-cyberpunk .tp-card {
    background: #1a1a2e;
    border: 1px solid #8338ec;
}

/* Login page */
[data-theme="cyberpunk"] .login-logo .logo-text {
    filter: drop-shadow(0 0 8px var(--color-accent));
}

/* ═══════════════════════════════════════════════════════════════
   Responsive
   ═══════════════════════════════════════════════════════════════ */

@media (max-width: 768px) {
    [data-theme="cyberpunk"] .logo-text {
        font-size: 24px;
    }
}

/* ═══════════════════════════════════════════════════════════════
   Collection Switch — Cyberpunk overrides
   ═══════════════════════════════════════════════════════════════ */

[data-theme="cyberpunk"] .sections-container.sections-exit {
    animation: cpSectionsExit 0.18s steps(1) forwards;
}

@keyframes cpSectionsExit {
    0%   { opacity: 1; filter: none; transform: none; }
    33%  { filter: brightness(3) hue-rotate(90deg); transform: translateX(-12px); }
    66%  { filter: brightness(0); transform: translateX(8px); }
    100% { opacity: 0; filter: none; transform: none; }
}

[data-theme="cyberpunk"] .sections-container.sections-enter {
    animation: cpSectionsEnter 0.5s ease-out;
}

@keyframes cpSectionsEnter {
    0%   { opacity: 0; filter: brightness(4) saturate(0); transform: translateX(-18px); }
    18%  { opacity: 1; filter: hue-rotate(120deg) saturate(6) brightness(2); transform: translateX(12px); }
    35%  { filter: none; transform: translateX(-6px); }
    50%  { filter: brightness(1.5) saturate(2); transform: translateX(4px); }
    65%  { filter: none; transform: translateX(-2px); }
    80%  { transform: translateX(1px); }
    100% { filter: none; transform: none; }
}

[data-theme="cyberpunk"] .collection-title.title-flash {
    animation: cpTitleFlash 0.45s steps(1);
}

@keyframes cpTitleFlash {
    0%   { opacity: 0; text-shadow: none; transform: translateX(-10px); }
    20%  { opacity: 1; text-shadow: 6px 0 #ff006e, -6px 0 #00f5ff; transform: translateX(8px); }
    40%  { text-shadow: -4px 0 #ff006e, 4px 0 #00f5ff; transform: translateX(-4px); }
    60%  { text-shadow: var(--glow-highlight); transform: translateX(2px); }
    80%  { text-shadow: var(--glow-highlight); transform: none; }
    100% { text-shadow: var(--glow-highlight); }
}

/* ═══════════════════════════════════════════════════════════════
   Theme Transition — Cyberpunk Boot & Shutdown
   ═══════════════════════════════════════════════════════════════ */

#glitchOverlay {
    position: fixed;
    inset: 0;
    z-index: 999999;
    pointer-events: none;
    opacity: 0;
}

/* BOOT: Switching INTO cyberpunk */
#glitchOverlay.active {
    animation: cyberpunkBoot 1.5s steps(1) forwards;
}

@keyframes cyberpunkBoot {
    0%   { opacity: 1; background: #ffffff; }
    7%   { background: #000000; }
    11%  { background: #ffffff; filter: invert(1); }
    15%  { background: #000000; filter: none; }
    22%  {
        background: repeating-linear-gradient(
            0deg,
            #00f5ff 0px, #00f5ff 3px,
            #ff006e 3px, #ff006e 6px,
            #000000 6px, #000000 14px
        );
    }
    32%  {
        background: repeating-linear-gradient(
            0deg,
            rgba(0, 245, 255, 0.7) 0px, rgba(0, 245, 255, 0.7) 1px,
            rgba(255, 0, 110, 0.4) 1px, rgba(255, 0, 110, 0.4) 2px,
            transparent 2px, transparent 5px
        );
    }
    45%  { background: rgba(0, 245, 255, 0.15); filter: blur(2px); }
    58%  { background: rgba(255, 0, 110, 0.1); filter: none; }
    72%  { background: rgba(0, 245, 255, 0.05); }
    88%  { opacity: 0.3; background: transparent; }
    100% { opacity: 0; }
}

/* Container distortion during boot */
.cyberpunk-booting .app-container {
    animation: containerBoot 1.5s ease-out forwards, crtFlicker 13s linear infinite;
}

@keyframes containerBoot {
    0%  { filter: brightness(8) saturate(0); transform: scale(1.03); }
    7%  { filter: invert(1) hue-rotate(180deg); transform: scale(1); }
    11% { filter: brightness(0); }
    15% { filter: hue-rotate(90deg) saturate(8) brightness(3); transform: translateX(-20px) skewX(-3deg); }
    22% { filter: hue-rotate(200deg) saturate(5); transform: translateX(20px) skewX(3deg); }
    30% { filter: none; transform: translateX(-8px); }
    36% { transform: translateX(8px); }
    42% { filter: brightness(2) saturate(3); transform: none; }
    55% { filter: none; }
    65% { filter: brightness(1.4) saturate(2); }
    80% { filter: none; }
    100% { filter: none; transform: none; }
}

/* SHUTDOWN: Switching OUT OF cyberpunk */
#glitchOverlay.shutdown {
    animation: cyberpunkShutdown 0.7s steps(1) forwards;
}

@keyframes cyberpunkShutdown {
    0%   { opacity: 1; background: rgba(0, 245, 255, 0.4); }
    20%  { background: rgba(255, 0, 110, 0.6); }
    35%  { background: rgba(131, 56, 236, 0.7); }
    50%  { background: #ffffff; }
    65%  { background: #000000; }
    80%  { opacity: 0.3; background: transparent; }
    100% { opacity: 0; }
}

/* ═══════════════════════════════════════════════════════════════
   Extreme Glitch & CRT Effects
   ═══════════════════════════════════════════════════════════════ */

/* Glitch bars — brief horizontal neon artifacts */
[data-theme="cyberpunk"] .scan-lines::after {
    content: '';
    position: fixed;
    left: 0;
    width: 100%;
    height: 3px;
    pointer-events: none;
    opacity: 0;
    animation: glitchBar 11s linear infinite;
}

@keyframes glitchBar {
    0%, 85%, 100% { opacity: 0; top: 0; }
    86% {
        opacity: 1;
        top: 18%;
        background: var(--color-accent);
        box-shadow: 0 0 15px var(--color-accent), 0 0 40px var(--color-accent);
        transform: translateX(-30px) scaleX(0.6);
    }
    87% {
        opacity: 0.9;
        top: 52%;
        background: var(--color-highlight);
        box-shadow: 0 0 15px var(--color-highlight);
        transform: translateX(25px) scaleX(1.3);
    }
    88% {
        opacity: 0.7;
        top: 77%;
        background: var(--color-success);
        box-shadow: 0 0 15px var(--color-success);
        transform: translateX(-15px) scaleX(0.4);
    }
    89% { opacity: 0; }
}

/* CRT screen flicker */
@keyframes crtFlicker {
    0%, 100% { opacity: 1; }
    34.99% { opacity: 1; }
    35%     { opacity: 0.55; }
    35.05%  { opacity: 1; }
    69.99%  { opacity: 1; }
    70%     { opacity: 0.8; }
    70.05%  { opacity: 1; }
}

[data-theme="cyberpunk"] .app-container {
    animation: crtFlicker 13s linear infinite;
}

/* Blinking cursor after subtitle */
[data-theme="cyberpunk"] .subtitle::after {
    content: '_';
    margin-left: 1px;
    color: var(--color-accent);
    animation: cursorBlink 1.2s step-end infinite;
}

@keyframes cursorBlink {
    0%, 100% { opacity: 1; }
    50%      { opacity: 0; }
}

/* Section title — periodic RGB-split glitch with slice displacement */
@keyframes sectionTitleGlitch {
    0%, 87%, 100% {
        transform: translate(0);
        text-shadow: var(--glow-accent);
        clip-path: none;
    }
    88% {
        transform: translateX(-8px);
        text-shadow: 6px 0 #ff006e, -6px 0 #00f5ff;
        clip-path: polygon(0 0, 100% 0, 100% 45%, 0 45%);
    }
    88.5% {
        transform: translateX(8px);
        text-shadow: -6px 0 #ff006e, 6px 0 #00f5ff;
        clip-path: polygon(0 45%, 100% 45%, 100% 100%, 0 100%);
    }
    89% {
        transform: translate(0);
        text-shadow: var(--glow-accent);
        clip-path: none;
    }
}

/* Card hover — link title RGB split jitter */
@keyframes cardTitleGlitch {
    0%, 70%, 100% {
        transform: translateX(0);
        text-shadow: 0 0 10px rgba(255, 255, 255, 0.3);
    }
    75% {
        transform: translateX(-3px);
        text-shadow: 3px 0 #ff006e, -3px 0 #00f5ff;
    }
    80% {
        transform: translateX(3px);
        text-shadow: -3px 0 #ff006e, 3px 0 #00f5ff;
    }
    85% {
        transform: translateX(0);
        text-shadow: 0 0 10px rgba(255, 255, 255, 0.3);
    }
}

[data-theme="cyberpunk"] .link-card:hover .link-title {
    animation: cardTitleGlitch 0.4s infinite;
}