/* ============================================
   GUARINA0x0 - Shared Stylesheet
   ============================================ */

/* ============================================
   CSS VARIABLES - RICK & MORTY PORTAL PALETTE
   ============================================ */
:root {
    --void-black: #050510;
    --space-dark: #0a0a1a;
    --dimension-bg: #0d0d2b;
    --panel-dark: #111135;
    --panel-mid: #1a1a45;
    --portal-green: #39ff14;
    --portal-green-dim: #1aff0055;
    --toxic-green: #00ff88;
    --acid-lime: #c8ff00;
    --dimension-purple: #8b5cf6;
    --rick-blue: #00d4ff;
    --morty-yellow: #ffdd00;
    --flesh-pink: #ff6b9d;
    --text-primary: #e8e8f0;
    --text-secondary: #9090b0;
    --text-dim: #5a5a80;
    --border-glow: #39ff1422;
    --border-subtle: #2a2a5a;
    --card-bg: #0f0f30ee;
    --card-hover: #151548;
}

html[data-theme="light"] {
    --void-black: #f0f0f5;
    --space-dark: #e5e5f0;
    --dimension-bg: #dddde8;
    --panel-dark: #d0d0e0;
    --panel-mid: #c5c5d8;
    --portal-green: #0a9e00;
    --portal-green-dim: #0a9e0055;
    --toxic-green: #00875a;
    --acid-lime: #6d8f00;
    --dimension-purple: #7c4ddb;
    --rick-blue: #0094b3;
    --morty-yellow: #c9a800;
    --flesh-pink: #d4456e;
    --text-primary: #1a1a2e;
    --text-secondary: #4a4a6a;
    --text-dim: #7a7a9a;
    --border-glow: #0a9e0022;
    --border-subtle: #c0c0d8;
    --card-bg: #ffffffee;
    --card-hover: #f0f0ff;
}

/* ============================================
   RESET & BASE
   ============================================ */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scrollbar-width: thin;
    scrollbar-color: var(--portal-green) var(--void-black);
}

::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--void-black); }
::-webkit-scrollbar-thumb {
    background: var(--portal-green);
    border-radius: 3px;
}

body {
    font-family: 'Exo 2', sans-serif;
    background: var(--void-black);
    color: var(--text-primary);
    overflow-x: hidden;
    min-height: 100vh;
}

/* ============================================
   SKIP TO CONTENT (Accessibility)
   ============================================ */
.skip-link {
    position: absolute;
    top: -100%;
    left: 50%;
    transform: translateX(-50%);
    background: var(--portal-green);
    color: var(--void-black);
    padding: 0.5rem 1.5rem;
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 1px;
    z-index: 10000;
    border-radius: 0 0 6px 6px;
    transition: top 0.2s;
}
.skip-link:focus {
    top: 0;
}

/* ============================================
   STARFIELD BACKGROUND
   ============================================ */
.starfield {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    pointer-events: none;
}

.starfield canvas {
    width: 100%;
    height: 100%;
}

/* ============================================
   GRID OVERLAY
   ============================================ */
.grid-overlay {
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    opacity: 0.03;
    background-image:
        linear-gradient(var(--portal-green) 1px, transparent 1px),
        linear-gradient(90deg, var(--portal-green) 1px, transparent 1px);
    background-size: 60px 60px;
}

/* ============================================
   NAVIGATION
   ============================================ */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 0 3rem;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: linear-gradient(180deg, var(--void-black) 0%, transparent 100%);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-glow);
    transition: all 0.3s ease;
}

.nav.scrolled {
    background: var(--void-black)ee;
    box-shadow: 0 4px 30px #39ff1410;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
}

.nav-logo {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: conic-gradient(from 0deg, var(--portal-green), var(--rick-blue), var(--dimension-purple), var(--portal-green));
    display: flex;
    align-items: center;
    justify-content: center;
    animation: portalSpin 4s linear infinite;
    position: relative;
}

.nav-logo::after {
    content: '';
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: var(--void-black);
    position: absolute;
}

.nav-logo span {
    z-index: 1;
    font-family: 'Orbitron', sans-serif;
    font-size: 11px;
    font-weight: 900;
    color: var(--portal-green);
}

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

.nav-title {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--portal-green);
    letter-spacing: 2px;
    text-decoration: none;
}

.nav-links {
    display: flex;
    gap: 1.8rem;
    list-style: none;
    align-items: center;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.85rem;
    letter-spacing: 1px;
    text-transform: uppercase;
    transition: all 0.3s ease;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--portal-green);
    transition: width 0.3s ease;
    box-shadow: 0 0 10px var(--portal-green);
}

.nav-links a:hover {
    color: var(--portal-green);
}

.nav-links a:hover::after {
    width: 100%;
}

/* ============================================
   HAMBURGER MENU
   ============================================ */
.nav-hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 8px;
    z-index: 1001;
}

.nav-hamburger span {
    display: block;
    width: 25px;
    height: 2px;
    background: var(--portal-green);
    transition: all 0.3s ease;
    border-radius: 2px;
}

.nav-hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}
.nav-hamburger.active span:nth-child(2) {
    opacity: 0;
}
.nav-hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* ============================================
   THEME TOGGLE
   ============================================ */
.theme-toggle {
    background: none;
    border: 1px solid var(--border-subtle);
    color: var(--text-primary);
    cursor: pointer;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    transition: all 0.3s ease;
    margin-left: 1rem;
    flex-shrink: 0;
}
.theme-toggle:hover {
    border-color: var(--portal-green);
    color: var(--portal-green);
}
.theme-toggle .icon-sun { display: none; }
.theme-toggle .icon-moon { display: block; }
html[data-theme="light"] .theme-toggle .icon-sun { display: block; }
html[data-theme="light"] .theme-toggle .icon-moon { display: none; }

/* ============================================
   SEARCH TRIGGER
   ============================================ */
.search-trigger {
    background: none;
    border: 1px solid var(--border-subtle);
    color: var(--text-secondary);
    cursor: pointer;
    height: 40px;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0 0.75rem;
    border-radius: 8px;
    transition: all 0.3s ease;
    margin-left: 0.75rem;
    flex-shrink: 0;
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.7rem;
}
.search-trigger:hover {
    border-color: var(--portal-green);
    color: var(--portal-green);
}
.search-trigger kbd {
    background: var(--panel-dark);
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 0.65rem;
    border: 1px solid var(--border-subtle);
    font-family: 'Share Tech Mono', monospace;
}

/* ============================================
   SEARCH MODAL (Ctrl+K)
   ============================================ */
.search-overlay {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 2000;
    background: rgba(5, 5, 16, 0.85);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    align-items: flex-start;
    justify-content: center;
    padding-top: 15vh;
}
.search-overlay.active {
    display: flex;
}
.search-modal {
    background: var(--space-dark);
    border: 1px solid var(--border-subtle);
    border-radius: 12px;
    width: 90%;
    max-width: 600px;
    max-height: 70vh;
    display: flex;
    flex-direction: column;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5), 0 0 30px var(--portal-green-dim);
}
.search-input-wrap {
    display: flex;
    align-items: center;
    padding: 1rem 1.25rem;
    gap: 0.75rem;
    border-bottom: 1px solid var(--border-subtle);
}
.search-input-wrap svg {
    color: var(--text-dim);
    flex-shrink: 0;
}
.search-input {
    flex: 1;
    background: none;
    border: none;
    color: var(--text-primary);
    font-family: 'Share Tech Mono', monospace;
    font-size: 1rem;
    outline: none;
}
.search-input::placeholder {
    color: var(--text-dim);
}
.search-close-hint {
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.65rem;
    color: var(--text-dim);
    background: var(--panel-dark);
    padding: 2px 8px;
    border-radius: 4px;
    border: 1px solid var(--border-subtle);
    flex-shrink: 0;
}
.search-results {
    overflow-y: auto;
    padding: 0.5rem;
    flex: 1;
}
.search-results::-webkit-scrollbar { width: 4px; }
.search-results::-webkit-scrollbar-thumb { background: var(--portal-green); border-radius: 2px; }
.search-result-item {
    display: block;
    padding: 0.75rem 1rem;
    border-radius: 8px;
    text-decoration: none;
    color: var(--text-primary);
    transition: background 0.2s;
    cursor: pointer;
}
.search-result-item:hover,
.search-result-item.active {
    background: var(--panel-dark);
}
.search-result-meta {
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.65rem;
    color: var(--portal-green);
    margin-bottom: 0.25rem;
    display: flex;
    gap: 0.5rem;
}
.search-result-meta .result-section {
    color: var(--text-dim);
}
.search-result-code {
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.8rem;
    color: var(--text-secondary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.search-result-code mark {
    background: var(--portal-green-dim);
    color: var(--portal-green);
    border-radius: 2px;
    padding: 0 2px;
}
.search-empty {
    text-align: center;
    padding: 2rem;
    color: var(--text-dim);
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.85rem;
}
.search-filters {
    padding: 0.5rem 1.25rem;
    border-bottom: 1px solid var(--border-subtle);
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}
.filter-row {
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem;
}
.filter-chip {
    background: transparent;
    border: 1px solid var(--border-subtle);
    color: var(--text-secondary);
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.65rem;
    padding: 3px 10px;
    border-radius: 20px;
    cursor: pointer;
    transition: all 0.2s;
}
.filter-chip:hover {
    border-color: var(--portal-green);
    color: var(--portal-green);
}
.filter-chip.active {
    border-color: var(--portal-green);
    background: rgba(57, 255, 20, 0.1);
    color: var(--portal-green);
}
.filter-chip.lang {
    font-size: 0.6rem;
    padding: 2px 8px;
}
.search-result-count {
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.65rem;
    color: var(--text-dim);
    flex-shrink: 0;
    margin-right: 0.5rem;
}
.search-result-lang {
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.55rem;
    padding: 1px 6px;
    border-radius: 3px;
    margin-left: auto;
    flex-shrink: 0;
}
.search-result-lang[data-lang="PowerShell"] { background: rgba(97,175,239,0.15); color: #61afef; }
.search-result-lang[data-lang="Bash"] { background: rgba(57,255,20,0.1); color: var(--portal-green); }
.search-result-lang[data-lang="CMD"] { background: rgba(255,234,0,0.1); color: var(--morty-yellow); }
.search-result-lang[data-lang="Cobalt Strike"] { background: rgba(255,130,169,0.1); color: var(--flesh-pink); }
.search-recent-title {
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.65rem;
    color: var(--text-dim);
    padding: 0.75rem 1rem 0.25rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}
.search-recent-item {
    display: block;
    padding: 0.5rem 1rem;
    color: var(--text-secondary);
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.8rem;
    cursor: pointer;
    border-radius: 6px;
    text-decoration: none;
    transition: background 0.2s;
}
.search-recent-item:hover {
    background: var(--panel-dark);
    color: var(--text-primary);
}
.search-footer {
    padding: 0.6rem 1.25rem;
    border-top: 1px solid var(--border-subtle);
    display: flex;
    gap: 1rem;
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.65rem;
    color: var(--text-dim);
}
.search-footer kbd {
    background: var(--panel-dark);
    padding: 1px 5px;
    border-radius: 3px;
    border: 1px solid var(--border-subtle);
    margin-right: 0.25rem;
}

/* ============================================
   PAGE HERO (cheatsheet pages)
   ============================================ */
.page-hero {
    position: relative;
    z-index: 1;
    padding: 7rem 3rem 4rem;
    text-align: center;
    border-bottom: 1px solid var(--border-glow);
    background: radial-gradient(ellipse at 50% 0%, #39ff1408 0%, transparent 60%);
}

.page-hero-tag {
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.75rem;
    color: var(--dimension-purple);
    letter-spacing: 4px;
    text-transform: uppercase;
    margin-bottom: 1.2rem;
}

.page-hero h1 {
    font-family: 'Orbitron', sans-serif;
    font-size: clamp(2rem, 5vw, 3.2rem);
    font-weight: 800;
    margin-bottom: 1rem;
}
.page-hero h1 .accent {
    background: linear-gradient(135deg, var(--portal-green), var(--toxic-green), var(--rick-blue));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.page-hero-desc {
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.9rem;
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto 2rem;
    line-height: 1.8;
}

.page-hero-reading-time {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.8rem;
    color: var(--text-dim);
    margin-bottom: 1.2rem;
}
.page-hero-reading-time svg {
    opacity: 0.6;
}

.page-hero-badges {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 0.6rem;
}
.badge {
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.7rem;
    letter-spacing: 1px;
    padding: 5px 12px;
    border: 1px solid var(--portal-green)44;
    background: var(--portal-green)0a;
    color: var(--portal-green);
    border-radius: 2px;
}
.credential-verify {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    margin-top: 1.2rem;
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.75rem;
    letter-spacing: 1.5px;
    color: var(--portal-green);
    text-decoration: none;
    padding: 8px 18px;
    border: 1px solid var(--portal-green)55;
    border-radius: 4px;
    background: var(--portal-green)0a;
    transition: all 0.3s ease;
}
.credential-verify:hover {
    background: var(--portal-green)1a;
    border-color: var(--portal-green);
    box-shadow: 0 0 15px var(--portal-green-dim);
    transform: translateY(-2px);
}
.credential-verify svg { flex-shrink: 0; }

/* ============================================
   CHEATSHEET LAYOUT
   ============================================ */
.page-layout {
    position: relative;
    z-index: 1;
    display: flex;
    max-width: 1400px;
    margin: 0 auto;
    min-height: calc(100vh - 80px);
}

/* ============================================
   SIDEBAR
   ============================================ */
.sidebar {
    position: sticky;
    top: 80px;
    width: 280px;
    height: calc(100vh - 80px);
    overflow-y: auto;
    padding: 2rem 1.5rem;
    border-right: 1px solid var(--border-subtle);
    flex-shrink: 0;
    scrollbar-width: thin;
    scrollbar-color: var(--portal-green)33 transparent;
}

.sidebar-title {
    font-family: 'Orbitron', sans-serif;
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--text-dim);
    letter-spacing: 3px;
    text-transform: uppercase;
    margin-bottom: 1.5rem;
    padding-bottom: 0.8rem;
    border-bottom: 1px solid var(--border-subtle);
}

.sidebar-nav { list-style: none; }
.sidebar-nav li { margin-bottom: 0.3rem; }

.sidebar-nav a {
    display: flex;
    align-items: center;
    gap: 0.7rem;
    padding: 0.55rem 0.8rem;
    color: var(--text-secondary);
    text-decoration: none;
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.75rem;
    border-radius: 4px;
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    border-left: 2px solid transparent;
    position: relative;
}

.sidebar-nav a:hover {
    color: var(--portal-green);
    background: var(--portal-green)08;
    border-left-color: var(--portal-green);
}

.sidebar-nav a.active {
    color: var(--portal-green);
    background: rgba(57, 255, 20, 0.06);
    border-left: 2px solid var(--portal-green);
    box-shadow: inset 0 0 12px rgba(57, 255, 20, 0.04), 0 0 8px rgba(57, 255, 20, 0.06);
}
.sidebar-nav a.active::before {
    content: '';
    position: absolute;
    left: -5px;
    top: 50%;
    transform: translateY(-50%);
    width: 6px;
    height: 6px;
    background: var(--portal-green);
    border-radius: 50%;
    box-shadow: 0 0 6px var(--portal-green), 0 0 12px var(--portal-green-dim);
}

.sidebar-nav a .num {
    color: var(--text-dim);
    font-size: 0.65rem;
    min-width: 22px;
}

/* ============================================
   CONTENT AREA
   ============================================ */
.content {
    flex: 1;
    padding: 3rem 3.5rem;
    max-width: 900px;
}

.section-block {
    margin-bottom: 4rem;
    scroll-margin-top: 100px;
}

.section-number {
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.7rem;
    color: var(--dimension-purple);
    letter-spacing: 3px;
    margin-bottom: 0.5rem;
}

.section-block h2 {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1.5rem;
    padding-bottom: 0.8rem;
    border-bottom: 1px solid var(--border-subtle);
}
.section-block h2 .accent { color: var(--portal-green); }

.section-block h3 {
    font-family: 'Orbitron', sans-serif;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--rick-blue);
    margin: 2rem 0 1rem;
}

.section-block p, .section-block .desc {
    font-size: 0.88rem;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 1rem;
}

.note {
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.78rem;
    color: var(--morty-yellow);
    padding: 0.8rem 1.2rem;
    background: #ffdd0008;
    border-left: 2px solid var(--morty-yellow);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

/* ============================================
   CODE BLOCKS
   ============================================ */
.code-block {
    position: relative;
    background: var(--panel-dark);
    border: 1px solid var(--border-subtle);
    border-radius: 6px;
    margin-bottom: 1.5rem;
    overflow: hidden;
}

.code-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.6rem 1.2rem;
    background: var(--space-dark);
    border-bottom: 1px solid var(--border-subtle);
}

.code-lang {
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.65rem;
    color: var(--text-dim);
    letter-spacing: 1px;
    text-transform: uppercase;
}

.code-copy {
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.65rem;
    color: var(--text-dim);
    background: none;
    border: 1px solid var(--border-subtle);
    padding: 3px 10px;
    border-radius: 3px;
    cursor: pointer;
    transition: all 0.2s;
    letter-spacing: 0.5px;
}
.code-copy:hover {
    color: var(--portal-green);
    border-color: var(--portal-green);
}
.code-copy.copied {
    color: var(--toxic-green);
    border-color: var(--toxic-green);
}

.code-body {
    padding: 1.2rem 1.5rem;
    overflow-x: auto;
}

.code-body pre {
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.8rem;
    line-height: 1.9;
    color: var(--text-primary);
    white-space: pre;
    margin: 0;
}

/* Syntax highlighting */
.code-body .comment { color: var(--text-dim); font-style: italic; }
.code-body .cmd { color: var(--portal-green); text-shadow: 0 0 6px var(--portal-green-dim); }
.code-body .param { color: var(--rick-blue); }
.code-body .string { color: var(--morty-yellow); }
.code-body .placeholder { color: var(--flesh-pink); background: rgba(255, 130, 169, 0.08); padding: 0 3px; border-radius: 2px; }
.code-body .keyword { color: var(--dimension-purple); font-weight: 600; }
.code-body .flag { color: var(--toxic-green); }
.code-body .variable { color: #f8a5c2; }
.code-body .operator { color: var(--text-dim); font-weight: 700; }
.code-body .path { color: var(--rick-blue); opacity: 0.85; }
.code-body .ip { color: var(--morty-yellow); text-decoration: underline; text-decoration-style: dotted; text-underline-offset: 2px; }
.code-body .pipe { color: var(--toxic-green); font-weight: 700; }
.code-body .number { color: #f78fb3; }
html[data-theme="light"] .code-body .cmd { text-shadow: none; }
html[data-theme="light"] .code-body .placeholder { background: rgba(255, 130, 169, 0.15); }

/* ============================================
   BREADCRUMBS
   ============================================ */
.breadcrumbs {
    margin-top: 80px;
    padding: 1.2rem 3rem 0.8rem;
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.75rem;
    color: var(--text-dim);
    position: relative;
    z-index: 1;
    border-bottom: 1px solid var(--border-glow);
}
.breadcrumbs a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.3s;
}
.breadcrumbs a:hover {
    color: var(--portal-green);
}
.breadcrumb-sep {
    margin: 0 0.5rem;
    color: var(--text-dim);
}
.breadcrumb-current {
    color: var(--portal-green);
}

/* ============================================
   READING PROGRESS BAR
   ============================================ */
.reading-progress {
    position: fixed;
    top: 0;
    left: 0;
    width: 0%;
    height: 3px;
    background: linear-gradient(90deg, var(--portal-green), var(--toxic-green), var(--rick-blue));
    z-index: 1100;
    transition: width 0.1s linear;
}

/* ============================================
   BACK TO TOP
   ============================================ */
.back-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    z-index: 100;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--panel-dark);
    border: 1px solid var(--portal-green)44;
    color: var(--portal-green);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 1.2rem;
    transition: all 0.3s;
    opacity: 0;
    pointer-events: none;
    text-decoration: none;
}
.back-top.visible {
    opacity: 1;
    pointer-events: auto;
}
.back-top:hover {
    background: var(--portal-green);
    color: var(--void-black);
    box-shadow: 0 0 20px var(--portal-green-dim);
}

/* ============================================
   FEATURED CARDS (cheatsheets hub + index)
   ============================================ */
.featured-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.featured-card {
    background: var(--card-bg);
    border: 1px solid var(--border-subtle);
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    text-decoration: none;
    display: block;
}

.featured-card:hover {
    border-color: var(--portal-green)44;
    transform: translateY(-3px);
    box-shadow: 0 15px 40px -15px var(--portal-green-dim);
}

.featured-banner {
    height: 4px;
    background: linear-gradient(90deg, var(--portal-green), var(--rick-blue));
}

.featured-card.purple .featured-banner {
    background: linear-gradient(90deg, var(--dimension-purple), var(--flesh-pink));
}

.featured-card.yellow .featured-banner {
    background: linear-gradient(90deg, var(--morty-yellow), var(--acid-lime));
}

.featured-card.blue .featured-banner {
    background: linear-gradient(90deg, var(--rick-blue), var(--portal-green));
}

.featured-content {
    padding: 1.8rem 2rem;
}

.featured-meta {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

.featured-category {
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.7rem;
    color: var(--portal-green);
    letter-spacing: 1px;
    text-transform: uppercase;
}

.featured-date {
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.7rem;
    color: var(--text-dim);
}

.featured-title {
    font-family: 'Orbitron', sans-serif;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.8rem;
    line-height: 1.5;
}

.featured-excerpt {
    color: var(--text-secondary);
    font-size: 0.88rem;
    line-height: 1.75;
}

.featured-card:hover .featured-title {
    color: var(--portal-green);
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
    position: relative;
    z-index: 1;
    text-align: center;
    padding: 2rem 1.5rem;
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.72rem;
    color: var(--text-dim);
    border-top: 1px solid var(--border-glow);
}
.footer a {
    color: var(--portal-green);
    text-decoration: none;
}
.footer-inner {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.6rem;
    flex-wrap: wrap;
}
.footer-brand {
    color: var(--portal-green);
    text-decoration: none;
    font-family: 'Orbitron', sans-serif;
    font-weight: 700;
    font-size: 0.75rem;
    letter-spacing: 1px;
}
.footer-brand:hover { text-decoration: underline; }
.footer-sep {
    color: var(--text-dim);
    font-size: 0.6rem;
}
.footer-social {
    display: flex;
    align-items: center;
    gap: 0.6rem;
}
.footer-social a {
    color: var(--text-secondary);
    transition: color 0.3s;
    display: flex;
    align-items: center;
}
.footer-social a:hover { color: var(--portal-green); }
.footer-dimension {
    font-size: 0.65rem;
    color: var(--text-dim);
    margin-top: 0.4rem;
    font-style: italic;
}

/* ============================================
   PAGE TRANSITIONS
   ============================================ */
@keyframes pageIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}
body {
    animation: pageIn 0.4s ease both;
}
body.page-exit {
    animation: pageOut 0.25s ease both;
}
@keyframes pageOut {
    to { opacity: 0; transform: translateY(-10px); }
}

/* ============================================
   SCROLL REVEAL ANIMATIONS
   ============================================ */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}
.reveal.visible .code-block { opacity: 0; animation: revealChild 0.6s ease forwards; }
.reveal.visible .code-block:nth-child(2) { animation-delay: 0.08s; }
.reveal.visible .code-block:nth-child(3) { animation-delay: 0.16s; }
.reveal.visible .code-block:nth-child(4) { animation-delay: 0.24s; }
.reveal.visible .code-block:nth-child(5) { animation-delay: 0.32s; }
.reveal.visible h2 { opacity: 0; animation: revealSlideLeft 0.6s ease forwards; }
.reveal.visible h3 { opacity: 0; animation: revealChild 0.5s ease forwards 0.1s; }
@keyframes revealChild {
    from { opacity: 0; transform: translateY(15px); }
    to { opacity: 1; transform: translateY(0); }
}
@keyframes revealSlideLeft {
    from { opacity: 0; transform: translateX(-20px); }
    to { opacity: 1; transform: translateX(0); }
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }
.reveal-delay-5 { transition-delay: 0.5s; }
.reveal-delay-6 { transition-delay: 0.6s; }

@media (prefers-reduced-motion: reduce) {
    .reveal { opacity: 1; transform: none; transition: none; }
    .reveal.visible .code-block, .reveal.visible h2, .reveal.visible h3 { opacity: 1; animation: none; }
}

/* ============================================
   PRINT STYLES
   ============================================ */
@media print {
    .nav, .sidebar, .nav-hamburger, .grid-overlay, .starfield,
    .back-top, .breadcrumbs, .reading-progress, .theme-toggle,
    .search-trigger, .search-overlay, .code-copy, .footer,
    .scroll-indicator, .portal-container, .drip-divider { display: none !important; }
    body { background: #fff !important; color: #000 !important; animation: none !important; }
    .page-layout { display: block !important; }
    .content { padding: 0 !important; }
    .page-hero { padding: 1rem 0 !important; margin-top: 0 !important; background: none !important; }
    .hero { padding-top: 2rem !important; }
    .section { padding: 2rem 1rem !important; }
    .section-block { break-inside: avoid; }
    .code-block { background: #f5f5f5 !important; border: 1px solid #ddd !important; }
    pre { white-space: pre-wrap !important; word-wrap: break-word !important; }
    a[href^="http"]::after { content: " (" attr(href) ")"; font-size: 0.8em; color: #666; }
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 900px) {
    .sidebar { display: none; }
    .content { padding: 2rem 1.5rem; }
    .nav { padding: 0 1.5rem; }
    .nav-links { gap: 1.2rem; }
    .nav-links a { font-size: 0.75rem; letter-spacing: 0.5px; }
    .page-hero { padding: 8rem 1.5rem 3rem; }
    .categories-grid { grid-template-columns: 1fr; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .nav-hamburger {
        display: flex;
    }
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: var(--space-dark);
        flex-direction: column;
        padding: 100px 2rem 2rem;
        transition: right 0.3s ease;
        border-left: 1px solid var(--border-glow);
        z-index: 999;
    }
    .nav-links.active {
        right: 0;
    }
    .nav-links li a {
        padding: 0.75rem 0;
        display: block;
        font-size: 1rem;
    }
    .breadcrumbs {
        padding: 0.8rem 1.5rem;
    }
    .featured-grid {
        grid-template-columns: 1fr;
    }
    .section {
        padding: 5rem 1.5rem;
    }
    .search-trigger kbd { display: none; }
    .search-modal { width: 95%; }
}

@media (max-width: 480px) {
    .page-hero h1 { font-size: 1.6rem; }
    .stats-grid {
        grid-template-columns: 1fr 1fr;
        gap: 1rem;
    }
    .stat-number {
        font-size: 1.6rem;
    }
}

/* ============================================
   REVIEW PAGE STYLES
   ============================================ */

/* Review Info Box (ficha tecnica) */
.review-info-box {
    background: var(--panel-dark);
    border: 1px solid var(--border-subtle);
    border-radius: 6px;
    padding: 1.8rem 2rem;
    margin-bottom: 3rem;
    border-left: 3px solid var(--portal-green);
}
.review-info-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.2rem 2rem;
}
.review-info-item {
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
}
.review-info-label {
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.65rem;
    color: var(--text-dim);
    letter-spacing: 2px;
    text-transform: uppercase;
}
.review-info-value {
    font-family: 'Exo 2', sans-serif;
    font-size: 0.9rem;
    color: var(--text-primary);
    font-weight: 500;
}
.review-info-value.accent {
    color: var(--portal-green);
    font-weight: 600;
}

/* Review Rating Bar */
.review-rating {
    background: var(--panel-dark);
    border: 1px solid var(--border-subtle);
    border-radius: 6px;
    padding: 1.5rem 2rem;
    margin: 2rem 0;
}
.review-rating-header {
    font-family: 'Orbitron', sans-serif;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-secondary);
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 1rem;
}
.review-rating-bar {
    width: 100%;
    height: 8px;
    background: var(--space-dark);
    border-radius: 4px;
    overflow: hidden;
    border: 1px solid var(--border-subtle);
}
.review-rating-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--portal-green), var(--toxic-green), var(--rick-blue));
    border-radius: 4px;
    box-shadow: 0 0 10px var(--portal-green-dim);
    transition: width 1s cubic-bezier(0.16, 1, 0.3, 1);
}
.review-rating-labels {
    display: flex;
    justify-content: space-between;
    margin-top: 0.6rem;
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.65rem;
    color: var(--text-dim);
}

/* Review Rating Stars */
.review-rating-stars {
    display: flex;
    gap: 0.3rem;
    margin-bottom: 0.5rem;
}
.review-rating-stars .star {
    font-size: 1.8rem;
    color: var(--border-subtle);
    line-height: 1;
}
.review-rating-stars .star.filled {
    color: var(--portal-green);
    text-shadow: 0 0 10px var(--portal-green-dim);
}
.review-rating-stars .star.half {
    color: var(--portal-green);
    opacity: 0.5;
    text-shadow: 0 0 10px var(--portal-green-dim);
}
.review-rating-score {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--portal-green);
    text-shadow: 0 0 15px var(--portal-green-dim);
}

/* Review Pros & Cons */
.review-pros-cons {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin: 1.5rem 0;
}
.review-pros, .review-cons {
    background: var(--panel-dark);
    border: 1px solid var(--border-subtle);
    border-radius: 6px;
    padding: 1.5rem;
}
.review-pros {
    border-top: 3px solid var(--portal-green);
}
.review-cons {
    border-top: 3px solid var(--morty-yellow);
}
.review-pros h3 {
    color: var(--portal-green) !important;
    margin-top: 0 !important;
    margin-bottom: 1rem !important;
}
.review-cons h3 {
    color: var(--morty-yellow) !important;
    margin-top: 0 !important;
    margin-bottom: 1rem !important;
}

/* Review Quote */
.review-quote {
    padding: 1.2rem 1.5rem;
    border-left: 3px solid var(--dimension-purple);
    background: rgba(139, 92, 246, 0.05);
    margin: 1.5rem 0;
    border-radius: 0 6px 6px 0;
}
.review-quote p {
    font-family: 'Exo 2', sans-serif;
    font-size: 0.95rem;
    color: var(--text-primary);
    line-height: 1.8;
    font-style: italic;
    margin: 0;
}

/* Review Lists */
.review-list {
    list-style: none;
    padding: 0;
    margin: 1rem 0;
}
.review-list li {
    position: relative;
    padding: 0.4rem 0 0.4rem 1.5rem;
    font-size: 0.88rem;
    color: var(--text-secondary);
    line-height: 1.8;
}
.review-list li::before {
    content: '>';
    position: absolute;
    left: 0;
    color: var(--portal-green);
    font-family: 'Share Tech Mono', monospace;
    font-weight: 700;
}
.review-list li strong {
    color: var(--text-primary);
}
.review-list li code {
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.82rem;
    color: var(--rick-blue);
    background: var(--panel-dark);
    padding: 1px 6px;
    border-radius: 3px;
    border: 1px solid var(--border-subtle);
}
.review-list-detailed h3 {
    margin-top: 1.5rem !important;
}

/* Review cert proof image */
.review-cert-proof {
    margin-top: 3rem;
    text-align: center;
}
.review-cert-proof h3 {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 1.5rem;
}
.review-cert-proof img {
    max-width: 100%;
    border-radius: 8px;
    border: 1px solid var(--border-subtle);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3), 0 0 20px var(--portal-green-dim);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.review-cert-proof img:hover {
    transform: scale(1.02);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4), 0 0 30px var(--portal-green-dim);
}

@media (max-width: 768px) {
    .review-info-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .review-pros-cons {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .review-info-grid {
        grid-template-columns: 1fr;
    }
}

/* ============================================
   PAGE TRANSITION (fade to black)
   ============================================ */
.page-transition-overlay {
    position: fixed;
    inset: 0;
    z-index: 9999;
    background: var(--void-black);
    animation: pageFadeOut 0.35s ease both;
    pointer-events: none;
}
@keyframes pageFadeOut {
    from { opacity: 0; }
    to   { opacity: 1; }
}

/* ============================================
   CUSTOM PORTAL CURSOR (CSS-only)
   ============================================ */
/* Green crosshair dot - default */
html:not([data-theme="light"]) {
    cursor: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24'%3E%3Ccircle cx='12' cy='12' r='4' fill='%2339ff14'/%3E%3Ccircle cx='12' cy='12' r='8' fill='none' stroke='%2339ff14' stroke-width='1' opacity='0.5'/%3E%3C/svg%3E") 12 12, auto;
}
/* Lighter version for light mode */
html[data-theme="light"] {
    cursor: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24'%3E%3Ccircle cx='12' cy='12' r='4' fill='%230a9e00'/%3E%3Ccircle cx='12' cy='12' r='8' fill='none' stroke='%230a9e00' stroke-width='1' opacity='0.5'/%3E%3C/svg%3E") 12 12, auto;
}
/* Pointer cursor for interactive elements */
html:not([data-theme="light"]) a,
html:not([data-theme="light"]) button,
html:not([data-theme="light"]) [role="button"],
html:not([data-theme="light"]) .category-card,
html:not([data-theme="light"]) .featured-card,
html:not([data-theme="light"]) .cert-badge {
    cursor: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='28' height='28'%3E%3Ccircle cx='14' cy='14' r='5' fill='%2300ff88'/%3E%3Ccircle cx='14' cy='14' r='10' fill='none' stroke='%2300ff88' stroke-width='1.5' opacity='0.6'/%3E%3Ccircle cx='14' cy='14' r='13' fill='none' stroke='%2339ff14' stroke-width='0.5' opacity='0.3'/%3E%3C/svg%3E") 14 14, pointer;
}
html[data-theme="light"] a,
html[data-theme="light"] button,
html[data-theme="light"] [role="button"],
html[data-theme="light"] .category-card,
html[data-theme="light"] .featured-card,
html[data-theme="light"] .cert-badge {
    cursor: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='28' height='28'%3E%3Ccircle cx='14' cy='14' r='5' fill='%2300875a'/%3E%3Ccircle cx='14' cy='14' r='10' fill='none' stroke='%2300875a' stroke-width='1.5' opacity='0.6'/%3E%3Ccircle cx='14' cy='14' r='13' fill='none' stroke='%230a9e00' stroke-width='0.5' opacity='0.3'/%3E%3C/svg%3E") 14 14, pointer;
}
/* Text inputs keep native text cursor */
input, textarea, select, [contenteditable] {
    cursor: text !important;
}

/* ============================================
   MATRIX RAIN TOGGLE
   ============================================ */
.bg-toggle {
    background: none;
    border: 1px solid var(--border-subtle);
    color: var(--text-secondary);
    cursor: pointer;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    transition: all 0.3s ease;
    margin-left: 0.5rem;
    flex-shrink: 0;
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: -1px;
}
.bg-toggle:hover {
    border-color: var(--portal-green);
    color: var(--portal-green);
}
.bg-toggle.matrix-active {
    border-color: var(--portal-green);
    color: var(--portal-green);
    background: var(--portal-green)11;
    box-shadow: 0 0 8px var(--portal-green-dim);
}

/* ============================================
   REDUCED MOTION
   ============================================ */
@media (prefers-reduced-motion: reduce) {
    .page-transition-overlay { animation-duration: 0.01s !important; }
}