:root {
    /* Outrun Night (Default Dark Synthwave Palette) */
    --bg-primary: #070312;
    --bg-secondary: #0f0624;
    --bg-card: rgba(16, 7, 38, 0.84);
    --bg-card-hover: rgba(26, 11, 58, 0.94);
    --bg-elevated: rgba(28, 12, 64, 0.9);
    --border-color: rgba(0, 240, 255, 0.28);
    --border-magenta: rgba(255, 42, 133, 0.38);
    --border-hover: #00f0ff;
    --text-primary: #f4f0ff;
    --text-secondary: #a594f9;
    --text-muted: #6e5b9e;
    --accent: #ff2a85;
    --accent-hover: #ff006a;
    --accent-soft: rgba(255, 42, 133, 0.16);
    --cyan: #00f0ff;
    --cyan-soft: rgba(0, 240, 255, 0.14);
    --emerald: #00ff9d;
    --amber: #ffe600;
    --rose: #ff2a85;
    --purple: #b829ff;
    --grid-line-color: rgba(255, 42, 133, 0.35);
    --grid-cross-color: rgba(0, 240, 255, 0.22);
    --horizon-glow: rgba(255, 42, 133, 0.65);
    --shadow-sm: 0 0 18px rgba(0, 240, 255, 0.08), inset 0 0 15px rgba(255, 42, 133, 0.05);
    --shadow-hover: 0 0 22px rgba(0, 240, 255, 0.32), 0 0 40px rgba(255, 42, 133, 0.18);
    --shadow-lg: 0 0 35px rgba(0, 240, 255, 0.25), 0 0 70px rgba(255, 42, 133, 0.25);
    --radius-sm: 2px;
    --radius-md: 4px;
    --radius-lg: 6px;
    --font-display: 'Orbitron', sans-serif;
    --font-sans: 'Share Tech Mono', 'JetBrains Mono', monospace;
    --font-mono: 'Share Tech Mono', 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}

/* Alternate 80s Mode: High-Contrast Cyber-Deck / Phosphor Arcade */
[data-theme="light"] {
    --bg-primary: #14092b;
    --bg-secondary: #1e0d3d;
    --bg-card: rgba(32, 14, 66, 0.88);
    --bg-card-hover: rgba(45, 20, 92, 0.96);
    --bg-elevated: #2c1458;
    --border-color: rgba(255, 230, 0, 0.38);
    --border-magenta: rgba(0, 240, 255, 0.45);
    --border-hover: #ffe600;
    --text-primary: #fffdf5;
    --text-secondary: #ff9de2;
    --text-muted: #b37cd9;
    --accent: #00f0ff;
    --accent-hover: #52f6ff;
    --accent-soft: rgba(0, 240, 255, 0.18);
    --cyan: #ffe600;
    --cyan-soft: rgba(255, 230, 0, 0.16);
    --grid-line-color: rgba(0, 240, 255, 0.42);
    --grid-cross-color: rgba(255, 230, 0, 0.28);
    --horizon-glow: rgba(0, 240, 255, 0.7);
    --shadow-sm: 0 0 18px rgba(255, 230, 0, 0.1), inset 0 0 15px rgba(0, 240, 255, 0.06);
    --shadow-hover: 0 0 24px rgba(255, 230, 0, 0.35), 0 0 42px rgba(0, 240, 255, 0.25);
    --shadow-lg: 0 0 40px rgba(255, 230, 0, 0.3), 0 0 70px rgba(0, 240, 255, 0.3);
}

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

body {
    font-family: var(--font-sans);
    background-color: var(--bg-primary);
    background-image:
        radial-gradient(circle at 50% 18%, rgba(184, 41, 255, 0.24) 0%, transparent 55%),
        radial-gradient(circle at 85% 10%, rgba(0, 240, 255, 0.15) 0%, transparent 40%),
        linear-gradient(180deg, #04010a 0%, var(--bg-primary) 45%, #190536 100%);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    position: relative;
    overflow-x: hidden;
    letter-spacing: 0.02em;
}

/* ==========================================================================
   80s Outrun Perspective Grid, Synth Sun & CRT Scanlines
   ========================================================================== */
.synth-sky {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 0;
    overflow: hidden;
}

/* Retro Outrun Segmented Sun */
.synth-sun {
    position: absolute;
    bottom: 26vh;
    left: 50%;
    transform: translateX(-50%);
    width: 340px;
    height: 340px;
    border-radius: 50%;
    background: linear-gradient(180deg, #ffe600 0%, #ff7b00 38%, #ff006a 75%, #9b00e8 100%);
    box-shadow: 0 0 80px rgba(255, 42, 133, 0.55), 0 0 140px rgba(255, 123, 0, 0.3);
    opacity: 0.26;
    -webkit-mask-image: linear-gradient(
        to bottom,
        #000 0%,
        #000 50%,
        transparent 50%,
        transparent 53%,
        #000 53%,
        #000 61%,
        transparent 61%,
        transparent 65%,
        #000 65%,
        #000 72%,
        transparent 72%,
        transparent 77%,
        #000 77%,
        #000 83%,
        transparent 83%,
        transparent 89%,
        #000 89%,
        #000 94%,
        transparent 94%,
        transparent 100%
    );
    mask-image: linear-gradient(
        to bottom,
        #000 0%,
        #000 50%,
        transparent 50%,
        transparent 53%,
        #000 53%,
        #000 61%,
        transparent 61%,
        transparent 65%,
        #000 65%,
        #000 72%,
        transparent 72%,
        transparent 77%,
        #000 77%,
        #000 83%,
        transparent 83%,
        transparent 89%,
        #000 89%,
        #000 94%,
        transparent 94%,
        transparent 100%
    );
}

/* Glowing Laser Horizon Line */
.synth-horizon {
    position: absolute;
    bottom: 32vh;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent 0%, var(--cyan) 20%, var(--accent) 50%, var(--cyan) 80%, transparent 100%);
    box-shadow: 0 0 20px 3px var(--horizon-glow), 0 0 45px 8px rgba(0, 240, 255, 0.35);
    opacity: 0.7;
}

/* 3D Perspective Moving Laser Grid */
.synth-grid {
    position: absolute;
    bottom: -15vh;
    left: -50%;
    width: 200%;
    height: 48vh;
    background-image:
        linear-gradient(to right, var(--grid-cross-color) 1px, transparent 1px),
        linear-gradient(to bottom, var(--grid-line-color) 1px, transparent 1px);
    background-size: 56px 42px;
    transform: perspective(320px) rotateX(68deg);
    transform-origin: top center;
    animation: synthGridScroll 6s linear infinite;
    -webkit-mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.25) 0%, rgba(0, 0, 0, 0.95) 35%, rgba(0, 0, 0, 0.4) 100%);
    mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.25) 0%, rgba(0, 0, 0, 0.95) 35%, rgba(0, 0, 0, 0.4) 100%);
}

@keyframes synthGridScroll {
    0% {
        background-position: 0 0;
    }
    100% {
        background-position: 0 42px;
    }
}

/* CRT Monitor Scanlines Overlay */
.scanlines {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 90;
    background: repeating-linear-gradient(
        to bottom,
        transparent 0px,
        transparent 2px,
        rgba(0, 0, 0, 0.22) 3px,
        rgba(0, 0, 0, 0.22) 4px
    );
    opacity: 0.65;
}

.container {
    width: 100%;
    max-width: 1220px;
    margin: 0 auto;
    padding: 0 1.5rem;
    position: relative;
    z-index: 2;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    border: 0;
}

.hidden {
    display: none !important;
}

/* ==========================================================================
   Top Navigation / Cyber-Deck Header
   ========================================================================== */
.site-header {
    position: sticky;
    top: 0;
    z-index: 40;
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    background: rgba(8, 3, 20, 0.88);
    border-bottom: 1px solid var(--border-color);
    box-shadow: 0 4px 25px rgba(0, 240, 255, 0.14), 0 1px 0 rgba(255, 42, 133, 0.4);
}

.header-inner {
    height: 74px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.brand {
    display: flex;
    align-items: center;
    gap: 0.85rem;
    text-decoration: none;
    color: var(--text-primary);
}

.brand-icon {
    width: 42px;
    height: 42px;
    background: linear-gradient(135deg, rgba(255, 42, 133, 0.22), rgba(0, 240, 255, 0.22));
    border: 1px solid var(--cyan);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--cyan);
    box-shadow: 0 0 14px rgba(0, 240, 255, 0.45), inset 0 0 10px rgba(255, 42, 133, 0.35);
    clip-path: polygon(0 0, calc(100% - 8px) 0, 100% 8px, 100% 100%, 8px 100%, 0 calc(100% - 8px));
    transition: all 0.2s ease;
}

.brand:hover .brand-icon {
    border-color: var(--accent);
    color: var(--accent);
    box-shadow: 0 0 20px rgba(255, 42, 133, 0.65), inset 0 0 12px rgba(0, 240, 255, 0.4);
}

.brand-icon svg {
    width: 22px;
    height: 22px;
    filter: drop-shadow(0 0 5px currentColor);
}

.brand-text {
    display: flex;
    flex-direction: column;
    line-height: 1.15;
}

.brand-title {
    font-family: var(--font-display);
    font-weight: 900;
    font-size: 1.18rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: #ffffff;
    text-shadow: 0 0 10px rgba(0, 240, 255, 0.7), 0 0 22px rgba(255, 42, 133, 0.5);
}

.brand-slash {
    color: var(--accent);
    margin: 0 2px;
    text-shadow: 0 0 12px var(--accent);
}

.brand-subtitle {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    letter-spacing: 0.14em;
    color: var(--cyan);
    text-transform: uppercase;
    margin-top: 2px;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 0.7rem;
}

.stats-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.55rem;
    padding: 0.4rem 0.85rem;
    background: rgba(15, 6, 36, 0.9);
    border: 1px solid var(--border-magenta);
    box-shadow: 0 0 12px rgba(255, 42, 133, 0.2);
    font-size: 0.8rem;
    color: var(--text-primary);
    font-family: var(--font-mono);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    clip-path: polygon(6px 0, 100% 0, 100% calc(100% - 6px), calc(100% - 6px) 100%, 0 100%, 0 6px);
}

.status-dot {
    width: 8px;
    height: 8px;
    background: var(--emerald);
    box-shadow: 0 0 10px var(--emerald), 0 0 18px var(--emerald);
    animation: pulseLaser 2s infinite ease-in-out;
}

@keyframes pulseLaser {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.45;
        transform: scale(0.88);
    }
}

.icon-btn {
    width: 40px;
    height: 40px;
    border: 1px solid var(--border-color);
    background: var(--bg-card);
    color: var(--cyan);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.18s ease;
    clip-path: polygon(0 0, calc(100% - 6px) 0, 100% 6px, 100% 100%, 6px 100%, 0 calc(100% - 6px));
}

.icon-btn:hover {
    color: #fff;
    border-color: var(--accent);
    background: rgba(255, 42, 133, 0.22);
    box-shadow: 0 0 16px rgba(255, 42, 133, 0.55);
}

.icon-btn svg {
    width: 18px;
    height: 18px;
    filter: drop-shadow(0 0 4px currentColor);
}

[data-theme="dark"] .moon-icon {
    display: none;
}

[data-theme="light"] .sun-icon {
    display: none;
}

/* ==========================================================================
   Main Content & Synthwave Hero Banner
   ========================================================================== */
.main-content {
    flex: 1;
    padding-top: 2.5rem;
    padding-bottom: 4.5rem;
}

.hero-section {
    margin-bottom: 2.25rem;
    padding: 1.65rem 1.85rem;
    background: linear-gradient(135deg, rgba(22, 8, 50, 0.82) 0%, rgba(11, 4, 28, 0.72) 100%);
    border: 1px solid var(--border-color);
    border-left: 4px solid var(--accent);
    box-shadow: var(--shadow-sm);
    position: relative;
    clip-path: polygon(0 0, calc(100% - 18px) 0, 100% 18px, 100% 100%, 0 100%);
}

.hero-section::after {
    content: "SYS.ROM // 64K OK";
    position: absolute;
    top: 0.75rem;
    right: 1.35rem;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.16em;
    color: var(--text-muted);
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.28rem 0.8rem;
    background: var(--accent-soft);
    border: 1px solid var(--accent);
    color: var(--cyan);
    font-family: var(--font-mono);
    font-size: 0.76rem;
    font-weight: 600;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    margin-bottom: 0.9rem;
    box-shadow: 0 0 14px rgba(255, 42, 133, 0.28);
}

.hero-badge svg {
    width: 14px;
    height: 14px;
    color: var(--accent);
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(1.7rem, 3.4vw, 2.55rem);
    font-weight: 900;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    margin-bottom: 0.6rem;
    background: linear-gradient(180deg, #ffffff 0%, #a5f3fc 48%, #ff2a85 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    filter: drop-shadow(0 0 18px rgba(0, 240, 255, 0.35)) drop-shadow(0 3px 0 rgba(255, 42, 133, 0.45));
}

.hero-description {
    color: var(--text-secondary);
    font-size: 0.98rem;
    max-width: 720px;
}

.hero-description code {
    font-family: var(--font-mono);
    font-size: 0.9em;
    padding: 0.12rem 0.45rem;
    background: rgba(0, 240, 255, 0.12);
    border: 1px solid var(--cyan);
    color: var(--cyan);
    text-shadow: 0 0 8px rgba(0, 240, 255, 0.5);
}

/* ==========================================================================
   Breadcrumbs Terminal Prompt & Controls Toolbar
   ========================================================================== */
.controls-section {
    margin-bottom: 1.65rem;
    display: flex;
    flex-direction: column;
    gap: 0.95rem;
}

.breadcrumbs-bar {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.35rem;
    padding: 0.65rem 1rem;
    background: rgba(8, 3, 20, 0.9);
    border: 1px solid var(--border-color);
    box-shadow: inset 0 0 14px rgba(0, 240, 255, 0.08);
    font-family: var(--font-mono);
    font-size: 0.88rem;
    position: relative;
}

.breadcrumbs-bar::before {
    content: "PATH>";
    color: var(--accent);
    font-weight: 700;
    letter-spacing: 0.08em;
    margin-right: 0.25rem;
    text-shadow: 0 0 8px var(--accent);
}

.breadcrumbs-bar::after {
    content: "█";
    color: var(--cyan);
    font-size: 0.8rem;
    margin-left: 0.2rem;
    animation: cursorBlink 1.05s steps(2, start) infinite;
}

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

.crumb-btn {
    background: none;
    border: 1px solid transparent;
    color: var(--text-secondary);
    font-family: inherit;
    font-size: inherit;
    cursor: pointer;
    padding: 0.2rem 0.5rem;
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    transition: all 0.15s ease;
    text-transform: uppercase;
}

.crumb-btn:hover {
    color: var(--cyan);
    border-color: var(--border-color);
    background: var(--cyan-soft);
    text-shadow: 0 0 8px var(--cyan);
}

.crumb-btn.active {
    color: var(--amber);
    font-weight: 700;
    text-shadow: 0 0 10px rgba(255, 230, 0, 0.6);
}

.crumb-sep {
    color: var(--accent);
    font-weight: 700;
    user-select: none;
}

.toolbar {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
    align-items: center;
    justify-content: space-between;
}

.search-wrapper {
    position: relative;
    flex: 1 1 280px;
    max-width: 440px;
}

.search-icon {
    position: absolute;
    left: 0.85rem;
    top: 50%;
    transform: translateY(-50%);
    width: 17px;
    height: 17px;
    color: var(--cyan);
    pointer-events: none;
    filter: drop-shadow(0 0 4px var(--cyan));
}

#search-input {
    width: 100%;
    padding: 0.65rem 2.4rem 0.65rem 2.55rem;
    border: 1px solid var(--border-color);
    background: rgba(10, 4, 26, 0.9);
    color: var(--text-primary);
    font-family: var(--font-mono);
    font-size: 0.9rem;
    outline: none;
    transition: all 0.18s ease;
    clip-path: polygon(0 0, calc(100% - 8px) 0, 100% 8px, 100% 100%, 8px 100%, 0 calc(100% - 8px));
}

#search-input::placeholder {
    color: var(--text-muted);
}

#search-input:focus {
    border-color: var(--cyan);
    box-shadow: 0 0 18px rgba(0, 240, 255, 0.35), inset 0 0 10px rgba(0, 240, 255, 0.12);
}

.search-shortcut {
    position: absolute;
    right: 0.7rem;
    top: 50%;
    transform: translateY(-50%);
    font-family: var(--font-mono);
    font-size: 0.72rem;
    padding: 0.1rem 0.45rem;
    background: var(--bg-elevated);
    border: 1px solid var(--border-magenta);
    color: var(--accent);
    pointer-events: none;
}

.toolbar-right {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.7rem;
}

.filter-pills {
    display: inline-flex;
    background: rgba(10, 4, 26, 0.9);
    border: 1px solid var(--border-color);
    padding: 0.22rem;
    gap: 0.2rem;
}

.filter-pill {
    border: 1px solid transparent;
    background: transparent;
    color: var(--text-secondary);
    font-family: var(--font-display);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    padding: 0.4rem 0.75rem;
    cursor: pointer;
    transition: all 0.16s ease;
}

.filter-pill:hover {
    color: var(--cyan);
    text-shadow: 0 0 8px var(--cyan);
}

.filter-pill.active {
    background: linear-gradient(135deg, var(--accent) 0%, #9b00e8 100%);
    border-color: var(--cyan);
    color: #fff;
    box-shadow: 0 0 14px rgba(255, 42, 133, 0.55);
    text-shadow: 0 0 6px rgba(255, 255, 255, 0.6);
}

.sort-select {
    padding: 0.55rem 0.85rem;
    border: 1px solid var(--border-color);
    background: rgba(10, 4, 26, 0.92);
    color: var(--cyan);
    font-family: var(--font-mono);
    font-size: 0.84rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    cursor: pointer;
    outline: none;
    transition: all 0.16s ease;
}

.sort-select:hover,
.sort-select:focus {
    border-color: var(--cyan);
    box-shadow: 0 0 14px rgba(0, 240, 255, 0.3);
}

.sort-select option {
    background: #0d0521;
    color: var(--text-primary);
}

.view-toggle {
    display: inline-flex;
    background: rgba(10, 4, 26, 0.9);
    border: 1px solid var(--border-color);
    padding: 0.2rem;
    gap: 0.15rem;
}

.view-btn {
    width: 34px;
    height: 34px;
    border: 1px solid transparent;
    background: transparent;
    color: var(--text-secondary);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.15s ease;
}

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

.view-btn.active {
    background: var(--cyan-soft);
    border-color: var(--cyan);
    color: var(--cyan);
    box-shadow: 0 0 10px rgba(0, 240, 255, 0.35);
}

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

/* ==========================================================================
   Grid & List Layouts — 80s Cyber-Tech Data Cards
   ========================================================================== */
.items-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 1.25rem;
}

.items-list {
    display: flex;
    flex-direction: column;
    gap: 0.65rem;
}

.item-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-top: 2px solid var(--cyan);
    padding: 1.25rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    gap: 1.05rem;
    transition: transform 0.18s ease, border-color 0.18s ease, background-color 0.18s ease, box-shadow 0.18s ease;
    box-shadow: var(--shadow-sm);
    position: relative;
    backdrop-filter: blur(8px);
    clip-path: polygon(0 0, calc(100% - 14px) 0, 100% 14px, 100% 100%, 14px 100%, 0 calc(100% - 14px));
}

.item-card[data-category="folder"] {
    border-top-color: var(--amber);
}

.item-card[data-category="markdown"] {
    border-top-color: var(--accent);
}

.item-card[data-category="archive"] {
    border-top-color: var(--purple);
}

.item-card:hover {
    transform: translateY(-4px);
    border-color: var(--border-hover);
    border-top-color: var(--accent);
    background: var(--bg-card-hover);
    box-shadow: var(--shadow-hover);
}

.items-list .item-card {
    flex-direction: row;
    align-items: center;
    padding: 0.9rem 1.2rem;
}

.items-list .item-card:hover {
    transform: translateX(4px);
}

.card-top {
    display: flex;
    align-items: flex-start;
    gap: 0.95rem;
    min-width: 0;
}

.items-list .card-top {
    align-items: center;
    flex: 1;
}

.file-type-icon {
    width: 46px;
    height: 46px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    position: relative;
    border: 1px solid currentColor;
    clip-path: polygon(0 0, calc(100% - 8px) 0, 100% 8px, 100% 100%, 8px 100%, 0 calc(100% - 8px));
}

.file-type-icon svg {
    width: 22px;
    height: 22px;
    filter: drop-shadow(0 0 6px currentColor);
}

.icon-folder {
    background: rgba(255, 230, 0, 0.12);
    color: var(--amber);
    box-shadow: inset 0 0 12px rgba(255, 230, 0, 0.25);
}

.icon-code {
    background: rgba(0, 240, 255, 0.12);
    color: var(--cyan);
    box-shadow: inset 0 0 12px rgba(0, 240, 255, 0.25);
}

.icon-markdown {
    background: rgba(255, 42, 133, 0.14);
    color: var(--accent);
    box-shadow: inset 0 0 12px rgba(255, 42, 133, 0.25);
}

.icon-archive {
    background: rgba(184, 41, 255, 0.16);
    color: var(--purple);
    box-shadow: inset 0 0 12px rgba(184, 41, 255, 0.28);
}

.icon-image {
    background: rgba(0, 255, 157, 0.12);
    color: var(--emerald);
    box-shadow: inset 0 0 12px rgba(0, 255, 157, 0.25);
}

.icon-file {
    background: rgba(165, 148, 249, 0.12);
    color: var(--text-secondary);
}

.card-info {
    min-width: 0;
    flex: 1;
}

.card-title-row {
    display: flex;
    align-items: center;
    gap: 0.55rem;
    margin-bottom: 0.3rem;
}

.card-title {
    font-family: var(--font-mono);
    font-size: 1.04rem;
    font-weight: 700;
    letter-spacing: 0.03em;
    color: var(--text-primary);
    text-decoration: none;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    cursor: pointer;
    transition: color 0.15s ease, text-shadow 0.15s ease;
}

.card-title:hover {
    color: var(--cyan);
    text-shadow: 0 0 10px var(--cyan);
}

.ext-badge {
    font-family: var(--font-display);
    font-size: 0.62rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    padding: 0.14rem 0.48rem;
    background: rgba(255, 42, 133, 0.15);
    color: var(--cyan);
    border: 1px solid var(--border-magenta);
    flex-shrink: 0;
}

.card-meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.45rem;
    font-size: 0.8rem;
    color: var(--text-secondary);
    font-family: var(--font-mono);
    text-transform: uppercase;
}

.meta-sep {
    color: var(--accent);
}

.card-actions {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-wrap: wrap;
    padding-top: 0.8rem;
    border-top: 1px dashed rgba(0, 240, 255, 0.22);
}

.items-list .card-actions {
    padding-top: 0;
    border-top: none;
    flex-shrink: 0;
}

/* ==========================================================================
   80s Arcade / Synth Buttons
   ========================================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.42rem;
    padding: 0.48rem 0.88rem;
    font-family: var(--font-display);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    text-decoration: none;
    cursor: pointer;
    border: 1px solid transparent;
    transition: all 0.16s ease;
    white-space: nowrap;
    clip-path: polygon(0 0, calc(100% - 6px) 0, 100% 6px, 100% 100%, 6px 100%, 0 calc(100% - 6px));
}

.btn svg {
    width: 14px;
    height: 14px;
}

.btn-sm {
    padding: 0.38rem 0.74rem;
    font-size: 0.69rem;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent) 0%, #a200ff 100%);
    border-color: var(--cyan);
    color: #ffffff;
    box-shadow: 0 0 12px rgba(255, 42, 133, 0.4);
    text-shadow: 0 0 6px rgba(255, 255, 255, 0.5);
}

.btn-primary:hover {
    background: linear-gradient(135deg, #ff006a 0%, var(--cyan) 100%);
    color: #05010d;
    border-color: #ffffff;
    box-shadow: 0 0 20px rgba(0, 240, 255, 0.75);
    text-shadow: none;
}

.btn-secondary {
    background: rgba(0, 240, 255, 0.1);
    color: var(--cyan);
    border-color: var(--border-color);
}

.btn-secondary:hover {
    border-color: var(--cyan);
    background: rgba(0, 240, 255, 0.24);
    color: #ffffff;
    box-shadow: 0 0 15px rgba(0, 240, 255, 0.45);
}

.btn-ghost {
    background: transparent;
    color: var(--text-secondary);
    border-color: var(--border-magenta);
}

.btn-ghost:hover {
    color: var(--amber);
    border-color: var(--amber);
    background: rgba(255, 230, 0, 0.12);
    box-shadow: 0 0 14px rgba(255, 230, 0, 0.35);
}

/* ==========================================================================
   Empty State & Folder README Panel
   ========================================================================== */
.empty-state {
    grid-column: 1 / -1;
    text-align: center;
    padding: 3.75rem 1.5rem;
    background: var(--bg-card);
    border: 1px dashed var(--accent);
    box-shadow: var(--shadow-sm);
    clip-path: polygon(0 0, calc(100% - 16px) 0, 100% 16px, 100% 100%, 16px 100%, 0 calc(100% - 16px));
}

.empty-icon {
    width: 56px;
    height: 56px;
    background: var(--accent-soft);
    border: 1px solid var(--accent);
    color: var(--cyan);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.1rem;
    box-shadow: 0 0 18px rgba(255, 42, 133, 0.4);
}

.empty-icon svg {
    width: 26px;
    height: 26px;
}

.empty-title {
    font-family: var(--font-display);
    font-size: 1.15rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--cyan);
    margin-bottom: 0.45rem;
}

.empty-desc {
    color: var(--text-secondary);
    font-size: 0.92rem;
    max-width: 480px;
    margin: 0 auto;
}

/* Folder README Section */
.folder-readme-section {
    margin-top: 2.25rem;
    background: var(--bg-card);
    border: 1px solid var(--cyan);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    clip-path: polygon(0 0, calc(100% - 16px) 0, 100% 16px, 100% 100%, 0 100%);
}

.readme-header {
    padding: 0.9rem 1.35rem;
    background: linear-gradient(90deg, rgba(255, 42, 133, 0.24) 0%, rgba(0, 240, 255, 0.14) 100%);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.readme-title {
    display: flex;
    align-items: center;
    gap: 0.55rem;
    font-family: var(--font-display);
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--cyan);
    text-shadow: 0 0 8px rgba(0, 240, 255, 0.5);
}

.readme-title svg {
    width: 17px;
    height: 17px;
    color: var(--accent);
}

/* ==========================================================================
   Mainframe / Cyber-Deck File Preview Modal
   ========================================================================== */
.modal-backdrop {
    position: fixed;
    inset: 0;
    z-index: 100;
    background: rgba(4, 1, 12, 0.84);
    backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.25rem;
}

.modal-dialog {
    width: 100%;
    max-width: 980px;
    max-height: 88vh;
    background: var(--bg-secondary);
    border: 1px solid var(--cyan);
    border-top: 3px solid var(--accent);
    box-shadow: var(--shadow-lg);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    animation: modalSlideIn 0.18s ease-out;
    clip-path: polygon(0 0, calc(100% - 18px) 0, 100% 18px, 100% 100%, 18px 100%, 0 calc(100% - 18px));
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(12px) scale(0.98);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.modal-header {
    padding: 1rem 1.35rem;
    background: linear-gradient(90deg, rgba(28, 12, 64, 0.95) 0%, rgba(45, 12, 68, 0.95) 100%);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    flex-wrap: wrap;
}

.modal-file-info {
    display: flex;
    align-items: center;
    gap: 0.85rem;
    min-width: 0;
}

.modal-title {
    font-size: 1.02rem;
    font-weight: 700;
    font-family: var(--font-display);
    letter-spacing: 0.06em;
    color: var(--cyan);
    text-shadow: 0 0 10px rgba(0, 240, 255, 0.5);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.modal-meta {
    font-size: 0.78rem;
    color: var(--text-secondary);
    font-family: var(--font-mono);
    text-transform: uppercase;
}

.modal-actions {
    display: flex;
    align-items: center;
    gap: 0.55rem;
}

.modal-body {
    flex: 1;
    overflow-y: auto;
    padding: 0;
    background: rgba(6, 2, 16, 0.92);
}

/* Code Preview inside Modal */
.code-preview-wrapper {
    margin: 0;
    overflow-x: auto;
}

.code-preview-wrapper pre {
    margin: 0;
    padding: 1.35rem;
    font-family: var(--font-mono);
    font-size: 0.88rem;
    line-height: 1.65;
    background: transparent !important;
}

/* Markdown Rendered Body */
.markdown-body {
    padding: 1.85rem;
    color: var(--text-primary);
    font-size: 0.96rem;
    line-height: 1.72;
}

.markdown-body h1,
.markdown-body h2,
.markdown-body h3,
.markdown-body h4 {
    font-family: var(--font-display);
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--cyan);
    margin-top: 1.4em;
    margin-bottom: 0.6em;
    font-weight: 700;
    line-height: 1.3;
    text-shadow: 0 0 10px rgba(0, 240, 255, 0.35);
}

.markdown-body h1:first-child,
.markdown-body h2:first-child {
    margin-top: 0;
}

.markdown-body h1 {
    font-size: 1.55rem;
    padding-bottom: 0.45rem;
    border-bottom: 1px solid var(--border-magenta);
}

.markdown-body h2 {
    font-size: 1.25rem;
    padding-bottom: 0.35rem;
    border-bottom: 1px dashed var(--border-color);
}

.markdown-body p,
.markdown-body ul,
.markdown-body ol,
.markdown-body blockquote {
    margin-bottom: 1rem;
}

.markdown-body ul,
.markdown-body ol {
    padding-left: 1.5rem;
}

.markdown-body code {
    font-family: var(--font-mono);
    font-size: 0.88em;
    padding: 0.15rem 0.42rem;
    background: rgba(255, 42, 133, 0.14);
    border: 1px solid var(--border-magenta);
    color: var(--amber);
}

.markdown-body pre {
    background: #060212;
    padding: 1.1rem;
    border: 1px solid var(--border-color);
    box-shadow: inset 0 0 16px rgba(0, 240, 255, 0.08);
    overflow-x: auto;
    margin-bottom: 1rem;
}

.markdown-body pre code {
    background: none;
    border: none;
    padding: 0;
    color: #f4f0ff;
}

.markdown-body a {
    color: var(--accent);
    text-decoration: none;
    border-bottom: 1px dashed var(--accent);
}

.markdown-body a:hover {
    color: var(--cyan);
    border-bottom-color: var(--cyan);
    text-shadow: 0 0 8px var(--cyan);
}

.markdown-body blockquote {
    padding-left: 1rem;
    border-left: 3px solid var(--accent);
    color: var(--text-secondary);
    background: rgba(255, 42, 133, 0.06);
    padding: 0.65rem 1rem;
}

.image-preview-container {
    padding: 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.image-preview-container img {
    max-width: 100%;
    max-height: 70vh;
    border: 1px solid var(--cyan);
    box-shadow: 0 0 25px rgba(0, 240, 255, 0.3);
}

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer {
    border-top: 1px solid var(--border-color);
    background: rgba(6, 2, 16, 0.86);
    backdrop-filter: blur(8px);
    padding: 1.4rem 0;
    margin-top: auto;
    color: var(--text-secondary);
    font-family: var(--font-mono);
    font-size: 0.82rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.footer-inner {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 0.65rem;
}

.footer-inner code {
    font-family: var(--font-mono);
    color: var(--cyan);
    text-shadow: 0 0 8px rgba(0, 240, 255, 0.5);
}

.footer-sep {
    color: var(--accent);
}

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

::-webkit-scrollbar-track {
    background: #060210;
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, var(--cyan), var(--accent));
}

@media (max-width: 640px) {
    .toolbar {
        flex-direction: column;
        align-items: stretch;
    }
    .search-wrapper {
        max-width: none;
    }
    .toolbar-right {
        justify-content: space-between;
    }
    .items-list .item-card {
        flex-direction: column;
        align-items: stretch;
    }
    .hero-section::after {
        display: none;
    }
}