/* ================================================================
   TuberoYiyo - ULTRA FUTURISTIC Design System v4.0
   Neon Cyberpunk Glassmorphism - Production Ready
   ================================================================ */

/* ================================================================
   1. CSS VARIABLES
   ================================================================ */
:root {
    /* Color Palette - Intense Neon */
    --clr-bg:             #050810;
    --clr-bg-2:           #0a0f1e;
    --clr-bg-3:           #0d1225;
    --clr-surface:        rgba(255,255,255,0.04);
    --clr-surface-hover:  rgba(255,255,255,0.08);
    --clr-border:         rgba(255,255,255,0.07);
    --clr-border-glow:    rgba(0,212,255,0.4);

    --clr-primary:        #00d4ff;
    --clr-primary-rgb:    0,212,255;
    --clr-primary-dim:    rgba(0,212,255,0.12);
    --clr-primary-glow:   rgba(0,212,255,0.5);

    --clr-secondary:      #8b5cf6;
    --clr-secondary-rgb:  139,92,246;
    --clr-secondary-dim:  rgba(139,92,246,0.12);
    --clr-secondary-glow: rgba(139,92,246,0.5);

    --clr-accent:         #00ff88;
    --clr-accent-rgb:     0,255,136;
    --clr-accent-dim:     rgba(0,255,136,0.10);
    --clr-accent-glow:    rgba(0,255,136,0.5);

    --clr-neon-pink:      #ff0080;
    --clr-neon-pink-rgb:  255,0,128;

    --clr-danger:         #ff4757;
    --clr-danger-rgb:     255,71,87;
    --clr-warn:           #ffa726;
    --clr-warn-rgb:       255,167,38;
    --clr-success:        #00ff88;

    /* Text */
    --clr-text:           #f0f4ff;
    --clr-text-secondary: rgba(240,244,255,0.65);
    --clr-text-muted:     rgba(240,244,255,0.38);

    /* Typography */
    --font-body:    'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-display: 'Orbitron', 'Space Grotesk', sans-serif;

    /* Spacing */
    --sp-1: 4px;  --sp-2: 8px;  --sp-3: 12px; --sp-4: 16px;
    --sp-5: 24px; --sp-6: 32px; --sp-7: 48px; --sp-8: 64px; --sp-9: 96px;

    /* Radius */
    --radius-xs: 4px;   --radius-sm: 8px;  --radius-md: 12px;
    --radius-lg: 16px;  --radius-xl: 24px; --radius-full: 9999px;

    /* Shadows */
    --shadow-sm:   0 2px 8px rgba(0,0,0,0.4);
    --shadow-md:   0 8px 32px rgba(0,0,0,0.5);
    --shadow-lg:   0 16px 48px rgba(0,0,0,0.6);
    --shadow-glow-primary:   0 0 25px rgba(0,212,255,0.35), 0 0 60px rgba(0,212,255,0.1);
    --shadow-glow-secondary: 0 0 25px rgba(139,92,246,0.35), 0 0 60px rgba(139,92,246,0.1);
    --shadow-glow-accent:    0 0 25px rgba(0,255,136,0.35), 0 0 60px rgba(0,255,136,0.1);

    /* Glass */
    --glass-blur:   24px;
    --glass-bg:     rgba(10,15,30,0.6);
    --glass-border: rgba(255,255,255,0.08);

    /* Transitions */
    --ease-out:  cubic-bezier(0.4, 0, 0.2, 1);
    --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
    --transition:      all 0.35s var(--ease-out);
    --transition-fast: all 0.15s ease;
    --transition-btn:  all 0.25s var(--ease-out);

    /* Z-index */
    --z-bg: -1;  --z-base: 1;  --z-nav: 1000;  --z-modal: 2000;  --z-toast: 3000;

    /* Layout */
    --nav-height: 72px;
    --container-max: 1280px;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-body);
    background: var(--clr-bg);
    color: var(--clr-text);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

a {
    color: var(--clr-primary);
    text-decoration: none;
    transition: var(--transition);
}
a:hover { color: var(--clr-accent); }

button {
    font-family: var(--font-body);
    cursor: pointer;
    border: none;
    background: none;
    color: inherit;
}

input, textarea, select {
    font-family: var(--font-body);
    color: var(--clr-text);
    outline: none;
}

img { max-width: 100%; height: auto; display: block; }
ul, ol { list-style: none; }

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: 0.04em;
}

h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.5rem, 4vw, 2.5rem); }
h3 { font-size: clamp(1.2rem, 3vw, 1.75rem); }
h4 { font-size: 1.25rem; }

::selection {
    background: var(--clr-primary);
    color: #000;
}

/* ================================================================
   3. CUSTOM SCROLLBAR
   ================================================================ */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--clr-bg-2); }
::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, var(--clr-primary), var(--clr-secondary));
    border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover { background: var(--clr-primary); }
* { scrollbar-width: thin; scrollbar-color: rgba(0,212,255,0.35) var(--clr-bg-2); }

/* ================================================================
   4. UTILITY CLASSES
   ================================================================ */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--sp-5);
}

.text-center  { text-align: center; }
.text-left    { text-align: left; }
.text-right   { text-align: right; }

.text-primary { color: var(--clr-primary); }
.text-accent  { color: var(--clr-primary); }
.text-glow    { text-shadow: 0 0 20px var(--clr-primary-glow), 0 0 40px rgba(var(--clr-primary-rgb),0.2); }
.text-purple  { color: var(--clr-secondary); }
.text-mint    { color: var(--clr-accent); }
.text-muted   { color: var(--clr-text-muted); }
.text-secondary { color: var(--clr-text-secondary); }

.mt-1 { margin-top: var(--sp-1); }
.mt-2 { margin-top: var(--sp-2); }
.mt-3 { margin-top: var(--sp-4); }
.mt-4 { margin-top: var(--sp-6); }
.mt-5 { margin-top: var(--sp-7); }
.mb-1 { margin-bottom: var(--sp-1); }
.mb-2 { margin-bottom: var(--sp-3); }
.mb-3 { margin-bottom: var(--sp-5); }
.mb-4 { margin-bottom: var(--sp-6); }

.grid { display: grid; gap: var(--sp-5); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.flex        { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.flex-wrap   { flex-wrap: wrap; }
.gap-2 { gap: var(--sp-2); }
.gap-3 { gap: var(--sp-3); }
.gap-4 { gap: var(--sp-4); }

/* ================================================================
   5. ANIMATED BACKGROUND (.bg-particles)
   ================================================================ */
.bg-particles {
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100%;
    pointer-events: none;
    z-index: var(--z-bg);
    overflow: hidden;
}

/* Gradient orbs */
.bg-particles::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 600px 600px at 15% 50%, rgba(var(--clr-primary-rgb),0.08) 0%, transparent 70%),
        radial-gradient(ellipse 500px 500px at 85% 20%, rgba(var(--clr-secondary-rgb),0.07) 0%, transparent 70%),
        radial-gradient(ellipse 400px 400px at 50% 85%, rgba(var(--clr-accent-rgb),0.05) 0%, transparent 70%),
        radial-gradient(ellipse 300px 300px at 70% 60%, rgba(var(--clr-neon-pink-rgb),0.04) 0%, transparent 70%);
    animation: bgOrbShift 25s ease-in-out infinite alternate;
}

/* Grid overlay */
.bg-particles::after {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(var(--clr-primary-rgb),0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(var(--clr-primary-rgb),0.03) 1px, transparent 1px);
    background-size: 80px 80px;
    animation: bgGridScroll 40s linear infinite;
    mask-image: radial-gradient(ellipse at center, rgba(0,0,0,0.6) 0%, transparent 70%);
    -webkit-mask-image: radial-gradient(ellipse at center, rgba(0,0,0,0.6) 0%, transparent 70%);
}

@keyframes bgOrbShift {
    0% {
        background:
            radial-gradient(ellipse 600px 600px at 15% 50%, rgba(var(--clr-primary-rgb),0.08) 0%, transparent 70%),
            radial-gradient(ellipse 500px 500px at 85% 20%, rgba(var(--clr-secondary-rgb),0.07) 0%, transparent 70%),
            radial-gradient(ellipse 400px 400px at 50% 85%, rgba(var(--clr-accent-rgb),0.05) 0%, transparent 70%),
            radial-gradient(ellipse 300px 300px at 70% 60%, rgba(var(--clr-neon-pink-rgb),0.04) 0%, transparent 70%);
    }
    50% {
        background:
            radial-gradient(ellipse 600px 600px at 45% 30%, rgba(var(--clr-primary-rgb),0.10) 0%, transparent 70%),
            radial-gradient(ellipse 500px 500px at 60% 70%, rgba(var(--clr-secondary-rgb),0.06) 0%, transparent 70%),
            radial-gradient(ellipse 400px 400px at 20% 50%, rgba(var(--clr-accent-rgb),0.06) 0%, transparent 70%),
            radial-gradient(ellipse 300px 300px at 80% 40%, rgba(var(--clr-neon-pink-rgb),0.05) 0%, transparent 70%);
    }
    100% {
        background:
            radial-gradient(ellipse 600px 600px at 70% 60%, rgba(var(--clr-primary-rgb),0.07) 0%, transparent 70%),
            radial-gradient(ellipse 500px 500px at 25% 40%, rgba(var(--clr-secondary-rgb),0.08) 0%, transparent 70%),
            radial-gradient(ellipse 400px 400px at 80% 20%, rgba(var(--clr-accent-rgb),0.04) 0%, transparent 70%),
            radial-gradient(ellipse 300px 300px at 40% 80%, rgba(var(--clr-neon-pink-rgb),0.05) 0%, transparent 70%);
    }
}

@keyframes bgGridScroll {
    0%   { transform: translate(0, 0); }
    100% { transform: translate(80px, 80px); }
}

/* ================================================================
   6. NAVIGATION BAR (.main-nav)
   ================================================================ */
.main-nav {
    position: fixed;
    top: 0; left: 0; right: 0;
    height: var(--nav-height);
    z-index: var(--z-nav);
    background: rgba(5,8,16,0.82);
    backdrop-filter: blur(24px) saturate(1.4);
    -webkit-backdrop-filter: blur(24px) saturate(1.4);
    border-bottom: 1px solid rgba(var(--clr-primary-rgb),0.12);
    box-shadow:
        0 4px 30px rgba(0,0,0,0.5),
        0 1px 0 rgba(var(--clr-primary-rgb),0.08),
        inset 0 -1px 0 rgba(var(--clr-primary-rgb),0.05);
    transition: var(--transition);
}

.main-nav.scrolled {
    background: rgba(5,8,16,0.95);
    border-bottom-color: rgba(var(--clr-primary-rgb),0.25);
    box-shadow:
        0 4px 30px rgba(0,0,0,0.6),
        0 2px 0 rgba(var(--clr-primary-rgb),0.15),
        0 0 30px rgba(var(--clr-primary-rgb),0.05);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--sp-5);
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.4rem;
    font-weight: 800;
    font-family: var(--font-display);
    text-decoration: none;
    color: var(--clr-text);
    letter-spacing: 0.06em;
    position: relative;
}
.nav-logo:hover { color: var(--clr-text); }
.nav-logo:hover .logo-icon {
    filter: drop-shadow(0 0 8px var(--clr-primary-glow));
    color: var(--clr-primary);
}

.logo-icon {
    color: var(--clr-primary);
    transition: var(--transition);
    filter: drop-shadow(0 0 4px rgba(var(--clr-primary-rgb),0.3));
}

.logo-text { color: var(--clr-text); letter-spacing: 0.05em; }
.logo-text .text-primary,
.logo-text .text-accent {
    color: var(--clr-primary);
    text-shadow: 0 0 15px rgba(var(--clr-primary-rgb),0.4);
}

.nav-menu {
    display: flex;
    gap: 2px;
    align-items: center;
}
.nav-menu a {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    color: var(--clr-text-secondary);
    font-size: 0.82rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    transition: var(--transition);
    white-space: nowrap;
    position: relative;
}
.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: 2px; left: 16px; right: 16px;
    height: 2px;
    background: var(--clr-primary);
    border-radius: 1px;
    transform: scaleX(0);
    transition: transform 0.3s var(--ease-out);
    box-shadow: 0 0 8px var(--clr-primary-glow);
}
.nav-menu a:hover,
.nav-menu a.active {
    color: var(--clr-primary);
    background: rgba(var(--clr-primary-rgb),0.08);
    text-shadow: 0 0 10px rgba(var(--clr-primary-rgb),0.3);
}
.nav-menu a:hover::after,
.nav-menu a.active::after {
    transform: scaleX(1);
}

.nav-icon { font-size: 1rem; line-height: 1; }

.nav-actions {
    display: flex;
    align-items: center;
    gap: 10px;
}

/* Language Selector */
.lang-selector select {
    background: rgba(var(--clr-primary-rgb),0.06);
    border: 1px solid rgba(var(--clr-primary-rgb),0.15);
    color: var(--clr-primary);
    padding: 6px 10px;
    border-radius: var(--radius-sm);
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    cursor: pointer;
    transition: var(--transition);
}
.lang-selector select:hover {
    border-color: var(--clr-primary);
    box-shadow: 0 0 12px rgba(var(--clr-primary-rgb),0.2);
}

/* Hamburger Toggle */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    background: none;
    border: none;
    padding: 5px;
}
.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--clr-primary);
    transition: var(--transition);
    border-radius: 2px;
    display: block;
    box-shadow: 0 0 6px rgba(var(--clr-primary-rgb),0.3);
}
.nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
    background: var(--clr-accent);
    box-shadow: 0 0 6px rgba(var(--clr-accent-rgb),0.3);
}
.nav-toggle.active span:nth-child(2) { opacity: 0; }
.nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
    background: var(--clr-accent);
    box-shadow: 0 0 6px rgba(var(--clr-accent-rgb),0.3);
}

/* ================================================================
   7. HERO SECTION
   ================================================================ */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    padding: calc(var(--nav-height) + 40px) 20px 60px;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero-gradient {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 800px 600px at 30% 30%, rgba(var(--clr-primary-rgb),0.15) 0%, transparent 70%),
        radial-gradient(ellipse 600px 600px at 70% 70%, rgba(var(--clr-secondary-rgb),0.12) 0%, transparent 70%),
        radial-gradient(ellipse 500px 500px at 50% 50%, rgba(var(--clr-neon-pink-rgb),0.06) 0%, transparent 60%);
    animation: heroGradientPulse 8s ease-in-out infinite alternate;
}

@keyframes heroGradientPulse {
    0% { opacity: 0.8; }
    100% { opacity: 1; }
}

.hero-grid-lines {
    position: absolute;
    inset: -50%;
    width: 200%; height: 200%;
    background-image:
        linear-gradient(rgba(var(--clr-primary-rgb),0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(var(--clr-primary-rgb),0.04) 1px, transparent 1px);
    background-size: 60px 60px;
    animation: gridMove 20s linear infinite;
    transform-origin: center;
}

@keyframes gridMove {
    0%   { transform: translate(0, 0) rotate(0deg); }
    100% { transform: translate(60px, 60px) rotate(0deg); }
}

/* Scan line effect */
.hero-bg::after {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, rgba(var(--clr-primary-rgb),0.4), transparent);
    animation: scanLine 4s linear infinite;
    z-index: 2;
}

@keyframes scanLine {
    0%   { top: 0; opacity: 0; }
    10%  { opacity: 1; }
    90%  { opacity: 1; }
    100% { top: 100%; opacity: 0; }
}

.hero-content {
    position: relative;
    z-index: var(--z-base);
    text-align: center;
    max-width: 900px;
}

.hero-badge {
    display: inline-block;
    margin-bottom: 24px;
}
.badge-glow {
    display: inline-block;
    padding: 10px 28px;
    border-radius: var(--radius-full);
    background: rgba(var(--clr-primary-rgb),0.08);
    border: 1px solid rgba(var(--clr-primary-rgb),0.35);
    color: var(--clr-primary);
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    font-family: var(--font-display);
    animation: neonPulse 3s ease-in-out infinite;
    text-shadow: 0 0 10px rgba(var(--clr-primary-rgb),0.3);
}

.hero-title {
    font-size: clamp(2.5rem, 7vw, 5rem);
    font-weight: 900;
    margin-bottom: 24px;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    background: linear-gradient(135deg, var(--clr-primary), #fff, var(--clr-secondary));
    background-size: 200% 200%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: textGradientShift 6s ease-in-out infinite;
    filter: drop-shadow(0 0 30px rgba(var(--clr-primary-rgb),0.3));
}

@keyframes textGradientShift {
    0%, 100% { background-position: 0% 50%; }
    50%      { background-position: 100% 50%; }
}

.hero-subtitle {
    font-size: clamp(1rem, 2.5vw, 1.25rem);
    color: var(--clr-text-secondary);
    max-width: 700px;
    margin: 0 auto 35px;
    line-height: 1.8;
}

.hero-cta {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    justify-content: center;
    margin-bottom: 50px;
}

.hero-stats {
    display: flex;
    gap: 40px;
    justify-content: center;
    flex-wrap: wrap;
}
.stat-item {
    text-align: center;
    padding: 16px 24px;
    border-radius: var(--radius-md);
    background: rgba(var(--clr-primary-rgb),0.04);
    border: 1px solid rgba(var(--clr-primary-rgb),0.1);
    position: relative;
    overflow: hidden;
}
.stat-item::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(var(--clr-primary-rgb),0.05), transparent);
    opacity: 0;
    transition: opacity 0.3s ease;
}
.stat-item:hover::before { opacity: 1; }
.stat-item:hover {
    border-color: rgba(var(--clr-primary-rgb),0.3);
    box-shadow: 0 0 20px rgba(var(--clr-primary-rgb),0.1);
}

.stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 900;
    font-family: var(--font-display);
    color: var(--clr-primary);
    text-shadow: 0 0 20px var(--clr-primary-glow);
    letter-spacing: 0.05em;
}
.stat-label {
    font-size: 0.78rem;
    color: var(--clr-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.15em;
    font-family: var(--font-display);
}

/* ================================================================
   8. SECTION HEADERS
   ================================================================ */
.section {
    padding: 80px 0;
    position: relative;
    z-index: var(--z-base);
}

.section-header {
    margin-bottom: 50px;
}

.section-badge {
    display: inline-block;
    padding: 6px 18px;
    border-radius: var(--radius-full);
    background: rgba(var(--clr-primary-rgb),0.08);
    border: 1px solid rgba(var(--clr-primary-rgb),0.2);
    color: var(--clr-primary);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    margin-bottom: 15px;
    font-family: var(--font-display);
    text-shadow: 0 0 8px rgba(var(--clr-primary-rgb),0.2);
}

.section-title {
    margin-bottom: 15px;
    letter-spacing: 0.04em;
}

.section-subtitle {
    color: var(--clr-text-secondary);
    max-width: 600px;
    margin: 0 auto;
    font-size: 1.05rem;
    line-height: 1.7;
}

/* ================================================================
   9. GLASS PANEL
   ================================================================ */
.glass-panel {
    background: rgba(10,15,30,0.55);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid rgba(255,255,255,0.07);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md), inset 0 1px 0 rgba(255,255,255,0.04);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

/* Holographic shimmer on hover */
.glass-panel::before {
    content: '';
    position: absolute;
    top: 0; left: -100%;
    width: 100%; height: 100%;
    background: linear-gradient(
        105deg,
        transparent 40%,
        rgba(var(--clr-primary-rgb),0.03) 45%,
        rgba(var(--clr-primary-rgb),0.06) 50%,
        rgba(var(--clr-primary-rgb),0.03) 55%,
        transparent 60%
    );
    transition: left 0.7s var(--ease-out);
    pointer-events: none;
    z-index: 0;
}
.glass-panel:hover::before {
    left: 100%;
}

.glass-panel:hover {
    border-color: rgba(var(--clr-primary-rgb),0.25);
    transform: translateY(-4px);
    box-shadow:
        var(--shadow-lg),
        0 0 25px rgba(var(--clr-primary-rgb),0.08),
        inset 0 1px 0 rgba(255,255,255,0.06);
}

.glass-panel--static:hover {
    transform: none;
    border-color: rgba(255,255,255,0.07);
    box-shadow: var(--shadow-md);
}

/* ================================================================
   10. FEATURE CARDS
   ================================================================ */
.feature-card {
    padding: 32px;
    text-align: center;
    transition: var(--transition);
}
.feature-card:hover {
    transform: translateY(-8px) scale(1.01);
    box-shadow: var(--shadow-glow-primary), var(--shadow-lg);
    border-color: rgba(var(--clr-primary-rgb),0.3);
}

.feature-icon {
    font-size: 2.5rem;
    margin-bottom: 16px;
    display: block;
    filter: drop-shadow(0 0 12px rgba(var(--clr-primary-rgb),0.3));
}

.feature-title {
    font-size: 1.05rem;
    margin-bottom: 10px;
    color: var(--clr-text);
    font-family: var(--font-display);
    letter-spacing: 0.04em;
}

.feature-desc {
    color: var(--clr-text-secondary);
    font-size: 0.9rem;
    line-height: 1.7;
}

.feature-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-top: 16px;
    color: var(--clr-primary);
    font-weight: 600;
    font-size: 0.85rem;
    transition: var(--transition);
    text-shadow: 0 0 8px rgba(var(--clr-primary-rgb),0.2);
}
.feature-link:hover {
    color: var(--clr-accent);
    gap: 12px;
    text-shadow: 0 0 12px rgba(var(--clr-accent-rgb),0.3);
}

/* ================================================================
   11. BENEFIT ITEMS
   ================================================================ */
.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 20px;
}

.benefit-item {
    display: flex;
    gap: 20px;
    padding: 24px;
    align-items: flex-start;
    transition: var(--transition);
}
.benefit-item:hover {
    border-color: rgba(var(--clr-primary-rgb),0.3);
    transform: translateY(-3px);
    box-shadow: 0 0 20px rgba(var(--clr-primary-rgb),0.06);
}

.benefit-icon {
    font-size: 2rem;
    flex-shrink: 0;
    width: 52px; height: 52px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(var(--clr-primary-rgb),0.12), rgba(var(--clr-secondary-rgb),0.08));
    border-radius: var(--radius-md);
    border: 1px solid rgba(var(--clr-primary-rgb),0.15);
    filter: drop-shadow(0 0 8px rgba(var(--clr-primary-rgb),0.2));
}

.benefit-text h4 {
    margin-bottom: 6px;
    font-size: 1rem;
    font-family: var(--font-display);
    letter-spacing: 0.03em;
}
.benefit-text p {
    color: var(--clr-text-secondary);
    font-size: 0.9rem;
    line-height: 1.7;
}

/* ================================================================
   12. TOOL CARDS
   ================================================================ */
.tool-card {
    display: flex;
    flex-direction: column;
    padding: 0;
    overflow: hidden;
    text-decoration: none;
    color: var(--clr-text);
    cursor: pointer;
    transition: var(--transition);
}
.tool-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: var(--shadow-glow-primary), var(--shadow-lg);
    color: var(--clr-text);
    border-color: rgba(var(--clr-primary-rgb),0.35);
}

.tool-card-icon {
    height: 150px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(var(--clr-primary-rgb),0.06), rgba(var(--clr-secondary-rgb),0.06), rgba(var(--clr-neon-pink-rgb),0.03));
    border-bottom: 1px solid var(--clr-border);
    position: relative;
    overflow: hidden;
}
.tool-card-icon::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, transparent, rgba(var(--clr-primary-rgb),0.03));
    opacity: 0;
    transition: opacity 0.3s ease;
}
.tool-card:hover .tool-card-icon::before { opacity: 1; }

.tool-card-icon::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 50%, rgba(5,8,16,0.4) 100%);
    pointer-events: none;
}
.tool-card-icon img {
    max-height: 85px;
    max-width: 85px;
    object-fit: contain;
    position: relative;
    z-index: 1;
    transition: transform 0.4s var(--ease-spring);
    filter: drop-shadow(0 4px 12px rgba(0,0,0,0.3));
}
.tool-card:hover .tool-card-icon img {
    transform: scale(1.12) translateY(-4px);
}
.tool-icon-placeholder {
    font-size: 3rem;
    position: relative;
    z-index: 1;
}

/* Image container for tools with images */
.tool-card-image {
    height: 150px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(var(--clr-primary-rgb),0.06), rgba(var(--clr-secondary-rgb),0.06));
    border-bottom: 1px solid var(--clr-border);
    position: relative;
    overflow: hidden;
}
.tool-card-image img {
    max-height: 85px;
    max-width: 85px;
    object-fit: contain;
    position: relative;
    z-index: 1;
    transition: transform 0.4s var(--ease-spring);
}
.tool-card:hover .tool-card-image img {
    transform: scale(1.12) translateY(-4px);
}

.tool-card-body {
    padding: 20px;
    flex: 1;
}
.tool-card-title {
    font-size: 0.95rem;
    margin-bottom: 8px;
    font-family: var(--font-display);
    letter-spacing: 0.03em;
}
.tool-card-desc {
    color: var(--clr-text-secondary);
    font-size: 0.85rem;
    line-height: 1.6;
}

.tool-card-footer {
    padding: 15px 20px;
    border-top: 1px solid var(--clr-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
}

.tool-keywords {
    display: flex;
    flex-wrap: wrap;
    gap: 5px;
    margin-top: 8px;
}

/* Tools grid */
.tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
}

/* Tools filter / search */
.tools-filter,
.search-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    align-items: center;
    margin-bottom: 24px;
}
.search-input {
    flex: 1;
    min-width: 200px;
    padding: 12px 18px;
    border-radius: var(--radius-full);
    background: rgba(var(--clr-primary-rgb),0.04);
    border: 1px solid rgba(var(--clr-primary-rgb),0.12);
    color: var(--clr-text);
    font-size: 0.9rem;
    transition: var(--transition);
}
.search-input:focus {
    border-color: var(--clr-primary);
    box-shadow: 0 0 20px rgba(var(--clr-primary-rgb),0.15), 0 0 0 3px rgba(var(--clr-primary-rgb),0.08);
    background: rgba(var(--clr-primary-rgb),0.06);
}
.search-input::placeholder { color: var(--clr-text-muted); }

/* ================================================================
   13. TOOL CATEGORIES
   ================================================================ */
.tool-category,
.tool-category-badge,
.manual-category-badge {
    display: inline-block;
    padding: 3px 12px;
    border-radius: var(--radius-full);
    font-size: 0.68rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 8px;
    font-family: var(--font-display);
}

.tool-category-link {
    display: inline-block;
    padding: 3px 12px;
    border-radius: var(--radius-full);
    font-size: 0.68rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    text-decoration: none;
    transition: var(--transition);
}

.cat-a {
    background: rgba(var(--clr-primary-rgb),0.12);
    color: var(--clr-primary);
    border: 1px solid rgba(var(--clr-primary-rgb),0.2);
    text-shadow: 0 0 8px rgba(var(--clr-primary-rgb),0.2);
}
.cat-b {
    background: rgba(var(--clr-secondary-rgb),0.12);
    color: var(--clr-secondary);
    border: 1px solid rgba(var(--clr-secondary-rgb),0.2);
    text-shadow: 0 0 8px rgba(var(--clr-secondary-rgb),0.2);
}
.cat-c {
    background: rgba(var(--clr-accent-rgb),0.12);
    color: var(--clr-accent);
    border: 1px solid rgba(var(--clr-accent-rgb),0.2);
    text-shadow: 0 0 8px rgba(var(--clr-accent-rgb),0.2);
}
.cat-d {
    background: rgba(var(--clr-warn-rgb),0.12);
    color: var(--clr-warn);
    border: 1px solid rgba(var(--clr-warn-rgb),0.2);
    text-shadow: 0 0 8px rgba(var(--clr-warn-rgb),0.2);
}

.badge-lg {
    font-size: 0.82rem;
    padding: 6px 18px;
}

/* ================================================================
   14. TOOL DETAIL PAGE
   ================================================================ */
.tool-detail-section { padding-top: calc(var(--nav-height) + 30px); }

.tool-detail-layout {
    display: grid;
    grid-template-columns: 1fr 340px;
    gap: 30px;
    align-items: start;
}

.tool-detail-main {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.tool-detail-hero {
    display: flex;
    gap: 24px;
    padding: 30px;
    align-items: center;
}
.tool-detail-icon {
    flex-shrink: 0;
    width: 120px; height: 120px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(var(--clr-primary-rgb),0.1), rgba(var(--clr-secondary-rgb),0.08));
    border-radius: var(--radius-lg);
    border: 1px solid rgba(var(--clr-primary-rgb),0.15);
}
.tool-detail-icon img {
    max-width: 90%; max-height: 90%;
    object-fit: contain;
}
.tool-icon-large { font-size: 4rem; }
.tool-detail-info h2 { margin-bottom: 10px; }
.tool-short-desc {
    color: var(--clr-text-secondary);
    font-size: 1.05rem;
    line-height: 1.7;
}

.tool-detail-description { padding: 24px; }
.tool-detail-description h3 {
    margin-bottom: 15px;
    color: var(--clr-primary);
    font-family: var(--font-display);
    text-shadow: 0 0 10px rgba(var(--clr-primary-rgb),0.2);
}
.tool-long-desc {
    color: var(--clr-text-secondary);
    line-height: 1.8;
    font-size: 0.95rem;
}

.tool-screenshots { padding: 24px; }
.tool-screenshots h3 {
    margin-bottom: 15px;
    color: var(--clr-primary);
}
.screenshot-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 16px;
}
.screenshot-item {
    border-radius: var(--radius-md);
    overflow: hidden;
    cursor: pointer;
    border: 1px solid var(--clr-border);
    transition: var(--transition);
}
.screenshot-item:hover {
    border-color: rgba(var(--clr-primary-rgb),0.3);
    box-shadow: var(--shadow-glow-primary);
}
.screenshot-item img {
    width: 100%;
    transition: var(--transition);
}
.screenshot-item:hover img { transform: scale(1.05); }

.tool-detail-sidebar {
    display: flex;
    flex-direction: column;
    gap: 20px;
    position: sticky;
    top: calc(var(--nav-height) + 20px);
}

.sidebar-card { padding: 20px; }
.sidebar-card h4 {
    margin-bottom: 15px;
    color: var(--clr-primary);
    font-size: 1rem;
    font-family: var(--font-display);
}

.info-list { list-style: none; }
.info-list li {
    padding: 10px 0;
    border-bottom: 1px solid var(--clr-border);
    display: flex;
    flex-direction: column;
    gap: 4px;
}
.info-list li:last-child { border-bottom: none; }
.info-list li > span { font-size: 0.8rem; color: var(--clr-text-muted); }

.sidebar-actions {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

/* ================================================================
   15. MANUAL CARDS
   ================================================================ */
.manuals-grid {
    grid-template-columns: repeat(3, 1fr);
}

.manual-card {
    padding: 0;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: var(--transition);
}
.manual-card:hover {
    transform: translateY(-6px) scale(1.01);
    box-shadow: var(--shadow-glow-primary), var(--shadow-lg);
    border-color: rgba(var(--clr-primary-rgb),0.3);
}

.manual-cover {
    height: 180px;
    overflow: hidden;
    background: linear-gradient(135deg, rgba(var(--clr-secondary-rgb),0.1), rgba(var(--clr-primary-rgb),0.06));
    position: relative;
}
.manual-cover img {
    width: 100%; height: 100%;
    object-fit: cover;
    transition: var(--transition);
}
.manual-card:hover .manual-cover img { transform: scale(1.08); }
.manual-cover-placeholder {
    width: 100%; height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-size: 3rem;
    color: var(--clr-text-muted);
}
.cover-text { font-size: 0.9rem; font-weight: 700; }

.manual-info { padding: 15px; flex: 1; }
.manual-title,
.manual-card-title {
    font-size: 1rem;
    margin: 8px 0;
    font-family: var(--font-body);
    font-weight: 600;
}
.manual-desc,
.manual-card-content {
    color: var(--clr-text-secondary);
    font-size: 0.85rem;
    line-height: 1.6;
}

.manual-actions {
    display: flex;
    gap: 8px;
    padding: 15px;
    border-top: 1px solid var(--clr-border);
}

/* ================================================================
   16. NEWS CARDS
   ================================================================ */
.news-feed {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.news-card,
.news-article {
    padding: 24px;
    transition: var(--transition);
}
.news-card:hover,
.news-article:hover {
    border-color: rgba(var(--clr-primary-rgb),0.25);
    box-shadow: 0 0 15px rgba(var(--clr-primary-rgb),0.06);
}

.news-article-header { margin-bottom: 15px; }

.news-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    align-items: center;
    margin-bottom: 8px;
}
.news-date { color: var(--clr-text-muted); font-size: 0.8rem; }
.news-category { font-size: 0.7rem; }

.news-title {
    font-size: 1.15rem;
    font-family: var(--font-display);
    font-weight: 700;
    letter-spacing: 0.03em;
}
.news-title a {
    color: var(--clr-text);
    transition: var(--transition);
}
.news-title a:hover {
    color: var(--clr-primary);
    text-shadow: 0 0 10px rgba(var(--clr-primary-rgb),0.2);
}

.news-article-img {
    border-radius: var(--radius-md);
    overflow: hidden;
    margin-bottom: 15px;
    max-height: 300px;
}
.news-article-img img {
    width: 100%; height: 100%;
    object-fit: cover;
}

.news-article-body {
    color: var(--clr-text-secondary);
    font-size: 0.95rem;
    line-height: 1.8;
    margin-bottom: 15px;
}

.news-article-video { margin-bottom: 15px; }
.news-video { width: 100%; border-radius: var(--radius-md); }

.news-article-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
}

.news-tags { display: flex; flex-wrap: wrap; gap: 5px; }

.news-attachments {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-items: center;
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px solid var(--clr-border);
}
.attachments-label { font-size: 0.85rem; color: var(--clr-text-muted); }

/* Featured News */
.featured-news {
    padding: 0;
    overflow: hidden;
    position: relative;
}
.featured-badge {
    position: absolute;
    top: 15px; left: 15px;
    z-index: 2;
    padding: 6px 18px;
    border-radius: var(--radius-full);
    background: rgba(var(--clr-accent-rgb),0.9);
    color: #000;
    font-size: 0.75rem;
    font-weight: 800;
    font-family: var(--font-display);
    letter-spacing: 0.1em;
    text-transform: uppercase;
}
.featured-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    min-height: 300px;
}
.featured-img { overflow: hidden; }
.featured-img img { width: 100%; height: 100%; object-fit: cover; }
.featured-text {
    padding: 30px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}
.featured-text .news-date {
    display: block;
    margin-bottom: 10px;
    color: var(--clr-text-muted);
    font-size: 0.8rem;
}
.featured-text h2 { font-size: 1.5rem; margin-bottom: 12px; }
.featured-text p { color: var(--clr-text-secondary); margin-bottom: 20px; font-size: 0.95rem; }

/* ================================================================
   17. GALLERY
   ================================================================ */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
}

.gallery-item,
.gallery-card {
    padding: 0;
    overflow: hidden;
    cursor: pointer;
    transition: var(--transition);
}
.gallery-item:hover,
.gallery-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-glow-primary);
    border-color: rgba(var(--clr-primary-rgb),0.3);
}

.gallery-img-wrap {
    position: relative;
    aspect-ratio: 4/3;
    overflow: hidden;
}
.gallery-img-wrap img {
    width: 100%; height: 100%;
    object-fit: cover;
    transition: transform 0.5s var(--ease-out);
}
.gallery-item:hover .gallery-img-wrap img { transform: scale(1.1); }

.gallery-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 30%, rgba(5,8,16,0.8) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.35s var(--ease-out);
}
.gallery-item:hover .gallery-overlay { opacity: 1; }
.gallery-zoom-icon {
    font-size: 2rem;
    color: #fff;
    text-shadow: 0 0 20px rgba(var(--clr-primary-rgb),0.5);
}

.gallery-placeholder {
    width: 100%; height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    background: rgba(var(--clr-primary-rgb),0.04);
}

.gallery-caption { padding: 15px; }
.gallery-caption h4 { font-size: 0.95rem; font-family: var(--font-body); margin-bottom: 5px; }
.gallery-caption p { font-size: 0.8rem; color: var(--clr-text-muted); }

/* Gallery Modal */
.gallery-modal {
    display: none;
    position: fixed;
    inset: 0;
    z-index: var(--z-modal);
    align-items: center;
    justify-content: center;
    padding: 20px;
}
.gallery-modal.active { display: flex; }

.gallery-modal-overlay {
    position: absolute;
    inset: 0;
    background: rgba(5,8,16,0.9);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
}

.gallery-modal-content {
    position: relative;
    z-index: 1;
    max-width: 900px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    border-radius: var(--radius-lg);
}

.gallery-modal-close {
    position: absolute;
    top: 15px; right: 15px;
    z-index: 2;
    width: 36px; height: 36px;
    font-size: 1.2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgba(0,0,0,0.5);
    color: #fff;
    border: 1px solid var(--clr-border);
    cursor: pointer;
    transition: var(--transition);
}
.gallery-modal-close:hover {
    background: var(--clr-danger);
    border-color: var(--clr-danger);
    box-shadow: 0 0 15px rgba(var(--clr-danger-rgb),0.3);
}

.gallery-modal-img { max-height: 60vh; overflow: hidden; }
.gallery-modal-img img { width: 100%; height: 100%; object-fit: contain; }
.gallery-modal-info { padding: 20px; }
.gallery-modal-info h3 { margin-bottom: 10px; }
.gallery-modal-info p { color: var(--clr-text-secondary); margin-bottom: 15px; }
.gallery-modal-links { display: flex; flex-wrap: wrap; gap: 8px; }

/* ================================================================
   18. DOWNLOAD CARDS
   ================================================================ */
.downloads-grid { grid-template-columns: repeat(2, 1fr); }

.download-card {
    display: flex;
    gap: 20px;
    padding: 20px;
    align-items: center;
    transition: var(--transition);
}
.download-card:hover {
    border-color: rgba(var(--clr-primary-rgb),0.3);
    transform: translateY(-3px);
    box-shadow: 0 0 20px rgba(var(--clr-primary-rgb),0.08);
}

.download-icon {
    flex-shrink: 0;
    width: 70px; height: 70px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(var(--clr-primary-rgb),0.1), rgba(var(--clr-secondary-rgb),0.06));
    border-radius: var(--radius-md);
    border: 1px solid rgba(var(--clr-primary-rgb),0.12);
    position: relative;
}
.file-type-icon { font-size: 2rem; }
.file-ext-badge {
    position: absolute;
    bottom: -4px; right: -4px;
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 0.6rem;
    font-weight: 800;
    background: var(--clr-primary);
    color: #000;
    font-family: var(--font-display);
    letter-spacing: 0.05em;
}

.download-info { flex: 1; min-width: 0; }
.download-title {
    font-size: 1rem;
    margin-bottom: 5px;
    font-family: var(--font-body);
    font-weight: 600;
}
.download-desc {
    color: var(--clr-text-secondary);
    font-size: 0.85rem;
    margin-bottom: 8px;
    line-height: 1.5;
}
.download-meta { display: flex; flex-wrap: wrap; gap: 12px; }
.meta-item { font-size: 0.75rem; color: var(--clr-text-muted); }

.download-actions {
    display: flex;
    flex-direction: column;
    gap: 6px;
    flex-shrink: 0;
}

/* ================================================================
   19. NOVEDADES TIMELINE
   ================================================================ */
.updates-timeline,
.novedades-timeline,
.novedades-grid {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.update-item,
.novedad-item,
.novedad-card,
.timeline-item {
    display: flex;
    gap: 20px;
    padding: 20px;
    align-items: flex-start;
    transition: var(--transition);
    position: relative;
}
.update-item:hover,
.novedad-item:hover,
.novedad-card:hover,
.timeline-item:hover {
    border-color: rgba(var(--clr-primary-rgb),0.25);
    box-shadow: 0 0 15px rgba(var(--clr-primary-rgb),0.06);
}

/* Connecting line */
.update-item::before {
    content: '';
    position: absolute;
    left: 48px; top: 60px; bottom: -16px;
    width: 1px;
    background: linear-gradient(180deg, rgba(var(--clr-primary-rgb),0.3), transparent);
    pointer-events: none;
}
.update-item:last-child::before { display: none; }

.timeline-dot {
    width: 12px; height: 12px;
    border-radius: 50%;
    background: var(--clr-primary);
    box-shadow: 0 0 12px rgba(var(--clr-primary-rgb),0.4);
    flex-shrink: 0;
}

.update-date,
.novedad-date-badge {
    flex-shrink: 0;
    text-align: center;
    padding: 10px 15px;
    background: rgba(var(--clr-primary-rgb),0.06);
    border-radius: var(--radius-sm);
    border: 1px solid rgba(var(--clr-primary-rgb),0.15);
    min-width: 56px;
}
.update-day, .date-day {
    display: block;
    font-size: 1.5rem;
    font-weight: 900;
    color: var(--clr-primary);
    font-family: var(--font-display);
    line-height: 1;
    text-shadow: 0 0 10px rgba(var(--clr-primary-rgb),0.3);
}
.update-month, .date-month {
    display: block;
    font-size: 0.68rem;
    color: var(--clr-text-muted);
    text-transform: uppercase;
    margin-top: 2px;
    letter-spacing: 0.08em;
}

.update-content h4,
.novedad-title {
    margin-bottom: 5px;
    font-size: 1rem;
    font-family: var(--font-display);
    letter-spacing: 0.03em;
}
.update-content p,
.novedad-body {
    color: var(--clr-text-secondary);
    font-size: 0.9rem;
    line-height: 1.7;
}

.update-tags, .novedad-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 5px;
    margin-top: 8px;
}

.novedad-header {
    display: flex;
    gap: 20px;
    align-items: flex-start;
    margin-bottom: 15px;
}

.novedad-media {
    margin-top: 15px;
    border-radius: var(--radius-md);
    overflow: hidden;
}
.novedad-img { width: 100%; border-radius: var(--radius-md); }
.novedad-files { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 15px; }

/* ================================================================
   20. CONTACT SECTION
   ================================================================ */
.contact-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
}
.contact-info {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.contact-card { padding: 24px; }
.contact-card h3 {
    margin-bottom: 12px;
    color: var(--clr-primary);
    font-family: var(--font-display);
    text-shadow: 0 0 10px rgba(var(--clr-primary-rgb),0.2);
}
.contact-card p {
    color: var(--clr-text-secondary);
    font-size: 0.95rem;
    margin-bottom: 12px;
    line-height: 1.7;
}

.contact-form,
.contact-form-card {
    padding: 30px;
}
.contact-form-card h3 {
    margin-bottom: 20px;
    color: var(--clr-primary);
    font-family: var(--font-display);
}

/* Social Cards Grid */
.social-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: 12px;
    margin-top: 15px;
}

.social-card {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 16px;
    text-decoration: none;
    color: var(--clr-text);
    transition: var(--transition);
}
.social-card:hover {
    transform: translateY(-3px);
    color: var(--clr-text);
}

.social-icon { font-size: 1.3rem; flex-shrink: 0; }
.social-name { font-size: 0.85rem; font-weight: 600; }

/* Platform hover colors */
.social-whatsapp:hover { border-color: #25d366; box-shadow: 0 0 20px rgba(37,211,102,0.3); background: rgba(37,211,102,0.06); }
.social-telegram:hover { border-color: #0088cc; box-shadow: 0 0 20px rgba(0,136,204,0.3); background: rgba(0,136,204,0.06); }
.social-facebook:hover { border-color: #1877f2; box-shadow: 0 0 20px rgba(24,119,242,0.3); background: rgba(24,119,242,0.06); }
.social-youtube:hover  { border-color: #ff0000; box-shadow: 0 0 20px rgba(255,0,0,0.3); background: rgba(255,0,0,0.06); }
.social-tiktok:hover   { border-color: #ff0050; box-shadow: 0 0 20px rgba(255,0,80,0.3); background: rgba(255,0,80,0.06); }
.social-instagram:hover{ border-color: #e4405f; box-shadow: 0 0 20px rgba(228,64,95,0.3); background: rgba(228,64,95,0.06); }
.social-twitter:hover  { border-color: #1da1f2; box-shadow: 0 0 20px rgba(29,161,242,0.3); background: rgba(29,161,242,0.06); }
.social-discord:hover  { border-color: #5865f2; box-shadow: 0 0 20px rgba(88,101,242,0.3); background: rgba(88,101,242,0.06); }

/* ================================================================
   21. PAGE HEADER
   ================================================================ */
.page-header {
    padding: calc(var(--nav-height) + 50px) 0 40px;
    background:
        linear-gradient(180deg, rgba(var(--clr-primary-rgb),0.06) 0%, transparent 100%),
        linear-gradient(90deg, rgba(var(--clr-secondary-rgb),0.03) 0%, transparent 50%);
    border-bottom: 1px solid var(--clr-border);
    position: relative;
    z-index: var(--z-base);
}
.page-header::after {
    content: '';
    position: absolute;
    bottom: 0; left: 0; right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(var(--clr-primary-rgb),0.3), transparent);
}
.page-header-sm { padding-bottom: 20px; }
.page-title { margin-bottom: 10px; letter-spacing: 0.04em; }
.page-subtitle {
    color: var(--clr-text-secondary);
    font-size: 1.05rem;
    max-width: 600px;
    line-height: 1.7;
}

/* ================================================================
   22. FILTERS BAR
   ================================================================ */
.filters-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    align-items: center;
    padding: 15px 20px;
    margin-bottom: 30px;
}

.filter-search {
    flex: 1;
    min-width: 200px;
    position: relative;
}
.filter-search .form-control {
    padding-left: 40px;
}
.filter-search-icon {
    position: absolute;
    left: 14px; top: 50%;
    transform: translateY(-50%);
    color: var(--clr-text-muted);
    font-size: 0.9rem;
    pointer-events: none;
}

.filter-categories {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.filter-btn {
    padding: 8px 18px;
    border-radius: var(--radius-full);
    background: rgba(var(--clr-primary-rgb),0.04);
    border: 1px solid rgba(var(--clr-primary-rgb),0.1);
    color: var(--clr-text-secondary);
    font-size: 0.8rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-btn);
    font-family: var(--font-display);
    letter-spacing: 0.06em;
    text-transform: uppercase;
}
.filter-btn:hover {
    border-color: var(--clr-primary);
    color: var(--clr-primary);
    background: rgba(var(--clr-primary-rgb),0.08);
    box-shadow: 0 0 12px rgba(var(--clr-primary-rgb),0.15);
}
.filter-btn.active {
    background: linear-gradient(135deg, var(--clr-primary), rgba(var(--clr-primary-rgb),0.8));
    border-color: var(--clr-primary);
    color: #000;
    font-weight: 700;
    box-shadow: 0 0 20px rgba(var(--clr-primary-rgb),0.3);
}

/* ================================================================
   23. TAGS
   ================================================================ */
.tag, .tags {
    display: inline-flex;
    flex-wrap: wrap;
    gap: 5px;
}
.tag {
    display: inline-block;
    padding: 4px 12px;
    border-radius: var(--radius-full);
    background: rgba(var(--clr-primary-rgb),0.08);
    color: var(--clr-primary);
    font-size: 0.72rem;
    font-weight: 600;
    transition: var(--transition-fast);
    letter-spacing: 0.04em;
}
.tag:hover {
    background: rgba(var(--clr-primary-rgb),0.18);
    box-shadow: 0 0 8px rgba(var(--clr-primary-rgb),0.15);
}

.tag-sm { padding: 2px 8px; font-size: 0.68rem; }

.tag-accent {
    background: rgba(var(--clr-accent-rgb),0.08);
    color: var(--clr-accent);
}
.tag-accent:hover { background: rgba(var(--clr-accent-rgb),0.18); }

.tag-secondary {
    background: rgba(var(--clr-secondary-rgb),0.08);
    color: var(--clr-secondary);
}
.tag-warn {
    background: rgba(var(--clr-warn-rgb),0.08);
    color: var(--clr-warn);
}

/* ================================================================
   24. BUTTONS
   ================================================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 11px 26px;
    border-radius: var(--radius-sm);
    font-family: var(--font-display);
    font-size: 0.82rem;
    font-weight: 700;
    cursor: pointer;
    border: 1px solid transparent;
    transition: var(--transition-btn);
    position: relative;
    overflow: hidden;
    text-decoration: none;
    white-space: nowrap;
    line-height: 1.4;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

/* Ripple */
.btn::after {
    content: '';
    position: absolute;
    top: 50%; left: 50%;
    width: 0; height: 0;
    border-radius: 50%;
    background: rgba(255,255,255,0.2);
    transform: translate(-50%, -50%);
    transition: width 0.5s ease, height 0.5s ease, opacity 0.5s ease;
    opacity: 0;
    pointer-events: none;
}
.btn:active::after {
    width: 300px; height: 300px;
    opacity: 1;
    transition: 0s;
}

/* Primary - Cyan Neon */
.btn-primary {
    background: linear-gradient(135deg, var(--clr-primary), #00a8d4);
    color: #000;
    border-color: var(--clr-primary);
    box-shadow: 0 0 20px rgba(var(--clr-primary-rgb),0.2), inset 0 1px 0 rgba(255,255,255,0.15);
}
.btn-primary:hover {
    transform: translateY(-3px) scale(1.03);
    box-shadow:
        0 0 35px rgba(var(--clr-primary-rgb),0.4),
        0 0 80px rgba(var(--clr-primary-rgb),0.15),
        0 8px 25px rgba(0,0,0,0.3);
    color: #000;
}
.btn-primary:active {
    transform: scale(0.97);
    box-shadow: 0 0 10px rgba(var(--clr-primary-rgb),0.2);
}

/* Secondary - Purple Neon */
.btn-secondary {
    background: linear-gradient(135deg, var(--clr-secondary), #6d28d9);
    color: #fff;
    border-color: var(--clr-secondary);
    box-shadow: 0 0 20px rgba(var(--clr-secondary-rgb),0.2), inset 0 1px 0 rgba(255,255,255,0.1);
}
.btn-secondary:hover {
    transform: translateY(-3px) scale(1.03);
    box-shadow:
        0 0 35px rgba(var(--clr-secondary-rgb),0.4),
        0 0 80px rgba(var(--clr-secondary-rgb),0.15),
        0 8px 25px rgba(0,0,0,0.3);
    color: #fff;
}
.btn-secondary:active { transform: scale(0.97); }

/* Accent - Mint Neon */
.btn-accent {
    background: linear-gradient(135deg, var(--clr-accent), #00cc6a);
    color: #000;
    border-color: var(--clr-accent);
    box-shadow: 0 0 20px rgba(var(--clr-accent-rgb),0.2);
}
.btn-accent:hover {
    transform: translateY(-3px) scale(1.03);
    box-shadow:
        0 0 35px rgba(var(--clr-accent-rgb),0.4),
        0 0 80px rgba(var(--clr-accent-rgb),0.15),
        0 8px 25px rgba(0,0,0,0.3);
    color: #000;
}
.btn-accent:active { transform: scale(0.97); }

/* Glass */
.btn-glass {
    background: rgba(var(--clr-primary-rgb),0.06);
    color: var(--clr-text);
    border: 1px solid rgba(var(--clr-primary-rgb),0.15);
}
.btn-glass:hover {
    background: rgba(var(--clr-primary-rgb),0.12);
    border-color: rgba(var(--clr-primary-rgb),0.35);
    color: var(--clr-primary);
    transform: translateY(-3px);
    box-shadow: 0 0 25px rgba(var(--clr-primary-rgb),0.15);
}
.btn-glass:active { transform: scale(0.97); }

/* Sizes */
.btn-sm {
    padding: 6px 14px;
    font-size: 0.72rem;
    border-radius: var(--radius-xs);
}
.btn-lg {
    padding: 15px 36px;
    font-size: 0.9rem;
    border-radius: var(--radius-md);
}
.btn-block { width: 100%; }

/* Icon button */
.btn-icon {
    width: 40px; height: 40px;
    padding: 0;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(var(--clr-primary-rgb),0.06);
    border: 1px solid rgba(var(--clr-primary-rgb),0.12);
    color: var(--clr-text-secondary);
    cursor: pointer;
    font-size: 1.1rem;
    transition: var(--transition-btn);
}
.btn-icon:hover {
    color: var(--clr-primary);
    border-color: var(--clr-primary);
    background: rgba(var(--clr-primary-rgb),0.12);
    transform: scale(1.1);
    box-shadow: 0 0 15px rgba(var(--clr-primary-rgb),0.2);
}

/* ================================================================
   25. FORMS
   ================================================================ */
.form-group { margin-bottom: 20px; }
.form-group label {
    display: block;
    margin-bottom: 6px;
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--clr-text-secondary);
    letter-spacing: 0.04em;
    text-transform: uppercase;
    font-family: var(--font-display);
}

.form-control,
.form-input,
.form-textarea {
    width: 100%;
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    background: rgba(var(--clr-primary-rgb),0.03);
    border: 1px solid rgba(var(--clr-primary-rgb),0.1);
    color: var(--clr-text);
    font-family: var(--font-body);
    font-size: 0.95rem;
    outline: none;
    transition: var(--transition);
}
.form-control:hover,
.form-input:hover,
.form-textarea:hover {
    border-color: rgba(var(--clr-primary-rgb),0.2);
    background: rgba(var(--clr-primary-rgb),0.04);
}
.form-control:focus,
.form-input:focus,
.form-textarea:focus {
    border-color: var(--clr-primary);
    box-shadow: 0 0 0 3px rgba(var(--clr-primary-rgb),0.1), 0 0 20px rgba(var(--clr-primary-rgb),0.1);
    background: rgba(var(--clr-primary-rgb),0.05);
}
.form-control::placeholder,
.form-input::placeholder { color: var(--clr-text-muted); }

textarea.form-control,
.form-textarea {
    resize: vertical;
    min-height: 120px;
    line-height: 1.7;
}

select.form-control {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='rgba(0,212,255,0.5)' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
    padding-right: 36px;
}

.form-control.error {
    border-color: var(--clr-danger);
    box-shadow: 0 0 0 3px rgba(var(--clr-danger-rgb),0.1);
}
.form-error-text { color: var(--clr-danger); font-size: 0.8rem; margin-top: 4px; }

/* ================================================================
   26. PDF PREVIEW MODAL
   ================================================================ */
.pdf-preview-modal {
    display: none;
    position: fixed;
    inset: 0;
    z-index: var(--z-modal);
    align-items: center;
    justify-content: center;
    padding: 20px;
}
.pdf-preview-modal.active { display: flex; }

.pdf-preview-overlay {
    position: absolute;
    inset: 0;
    background: rgba(5,8,16,0.92);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
}

.pdf-preview-content {
    position: relative;
    z-index: 1;
    max-width: 1000px;
    width: 100%;
    max-height: 90vh;
    padding: 24px;
    border-radius: var(--radius-lg);
    background: rgba(10,15,30,0.95);
    border: 1px solid rgba(var(--clr-primary-rgb),0.15);
    display: flex;
    flex-direction: column;
    box-shadow: 0 0 40px rgba(var(--clr-primary-rgb),0.1);
}

.pdf-preview-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
    padding-bottom: 15px;
    border-bottom: 1px solid var(--clr-border);
}
.pdf-preview-header h3 {
    font-size: 1.05rem;
    font-family: var(--font-display);
}

.pdf-preview-iframe {
    width: 100%;
    flex: 1;
    min-height: 70vh;
    border: none;
    border-radius: var(--radius-sm);
    background: #fff;
}

.pdf-preview-actions {
    display: flex;
    gap: 10px;
    margin-top: 15px;
    padding-top: 15px;
    border-top: 1px solid var(--clr-border);
    justify-content: flex-end;
}

/* ================================================================
   27. FOOTER (.site-footer, .main-footer)
   ================================================================ */
.site-footer,
.main-footer {
    background: rgba(5,8,16,0.85);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border-top: 1px solid rgba(var(--clr-primary-rgb),0.1);
    border-radius: 0;
    padding: 50px 0 30px;
    margin-top: 0;
    position: relative;
    z-index: var(--z-base);
}
/* Neon top border */
.site-footer::before,
.main-footer::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(var(--clr-primary-rgb),0.4), rgba(var(--clr-secondary-rgb),0.3), transparent);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 30px;
    margin-bottom: 30px;
}

.footer-brand .footer-title {
    font-size: 1.2rem;
    margin-bottom: 12px;
    font-family: var(--font-display);
    letter-spacing: 0.06em;
}
.footer-brand .footer-logo-icon {
    color: var(--clr-primary);
    filter: drop-shadow(0 0 6px rgba(var(--clr-primary-rgb),0.3));
}
.footer-desc {
    color: var(--clr-text-secondary);
    font-size: 0.9rem;
    line-height: 1.7;
    margin-bottom: 16px;
}

.footer-col h4,
.footer-heading {
    font-size: 0.88rem;
    margin-bottom: 14px;
    color: var(--clr-primary);
    font-family: var(--font-display);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    text-shadow: 0 0 10px rgba(var(--clr-primary-rgb),0.2);
}

.footer-links li { margin-bottom: 8px; }
.footer-links a {
    color: var(--clr-text-secondary);
    font-size: 0.9rem;
    transition: var(--transition);
}
.footer-links a:hover {
    color: var(--clr-primary);
    padding-left: 6px;
    text-shadow: 0 0 8px rgba(var(--clr-primary-rgb),0.2);
}

.social-links {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}
.social-btn {
    width: 42px; height: 42px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgba(var(--clr-primary-rgb),0.06);
    border: 1px solid rgba(var(--clr-primary-rgb),0.12);
    font-size: 1.1rem;
    text-decoration: none;
    color: var(--clr-text-secondary);
    transition: var(--transition);
}
.social-btn:hover {
    border-color: var(--clr-primary);
    background: rgba(var(--clr-primary-rgb),0.15);
    color: var(--clr-primary);
    transform: translateY(-4px);
    box-shadow: 0 0 20px rgba(var(--clr-primary-rgb),0.25);
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid var(--clr-border);
}
.footer-bottom p {
    color: var(--clr-text-muted);
    font-size: 0.82rem;
}
.footer-credits { margin-top: 4px; }
.footer-credits a { color: var(--clr-primary); }

/* ================================================================
   28. ALERTS
   ================================================================ */
.alert {
    padding: 14px 20px;
    border-radius: var(--radius-md);
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.9rem;
    line-height: 1.5;
    backdrop-filter: blur(8px);
}
.alert-success {
    background: rgba(var(--clr-accent-rgb),0.06);
    border: 1px solid rgba(var(--clr-accent-rgb),0.2);
    color: var(--clr-accent);
}
.alert-error {
    background: rgba(var(--clr-danger-rgb),0.06);
    border: 1px solid rgba(var(--clr-danger-rgb),0.2);
    color: var(--clr-danger);
}
.alert-warning {
    background: rgba(var(--clr-warn-rgb),0.06);
    border: 1px solid rgba(var(--clr-warn-rgb),0.2);
    color: var(--clr-warn);
}
.alert-info {
    background: rgba(var(--clr-primary-rgb),0.06);
    border: 1px solid rgba(var(--clr-primary-rgb),0.2);
    color: var(--clr-primary);
}
.alert-icon { font-size: 1.2rem; flex-shrink: 0; }
.alert-close {
    margin-left: auto;
    cursor: pointer;
    opacity: 0.6;
    transition: var(--transition-fast);
}
.alert-close:hover { opacity: 1; }

/* ================================================================
   29. EMPTY STATES
   ================================================================ */
.empty-state {
    padding: 60px 20px;
    text-align: center;
}
.empty-icon {
    font-size: 3.5rem;
    display: block;
    margin-bottom: 15px;
    opacity: 0.5;
}
.empty-state h3 {
    margin-bottom: 8px;
    font-family: var(--font-display);
    color: var(--clr-text-secondary);
}
.empty-state p {
    color: var(--clr-text-muted);
    max-width: 400px;
    margin: 0 auto 20px;
    font-size: 0.95rem;
    line-height: 1.7;
}

/* ================================================================
   30. THEME TOGGLE / LIGHT MODE
   ================================================================ */
.theme-toggle .icon-sun  { display: none; }
.theme-toggle .icon-moon { display: inline; }

[data-theme="light"] {
    --clr-bg:             #edf0f7;
    --clr-bg-2:           #f4f6fc;
    --clr-bg-3:           #fff;
    --clr-surface:        rgba(255,255,255,0.7);
    --clr-surface-hover:  rgba(255,255,255,0.9);
    --clr-border:         rgba(0,0,0,0.08);
    --clr-border-glow:    rgba(0,180,230,0.4);
    --clr-text:           #0f172a;
    --clr-text-secondary: rgba(15,23,42,0.65);
    --clr-text-muted:     rgba(15,23,42,0.4);
    --glass-bg:           rgba(255,255,255,0.75);
    --glass-border:       rgba(0,0,0,0.1);
    --shadow-sm:   0 2px 8px rgba(0,0,0,0.06);
    --shadow-md:   0 8px 32px rgba(0,0,0,0.08);
    --shadow-lg:   0 16px 48px rgba(0,0,0,0.1);
}

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

[data-theme="light"] body { background: var(--clr-bg); }

[data-theme="light"] .main-nav {
    background: rgba(244,246,252,0.85);
    border-bottom-color: rgba(0,0,0,0.06);
    box-shadow: 0 4px 20px rgba(0,0,0,0.06);
}

[data-theme="light"] .glass-panel {
    background: rgba(255,255,255,0.65);
    border-color: rgba(0,0,0,0.06);
}

[data-theme="light"] .hero-gradient {
    background:
        radial-gradient(ellipse at 30% 30%, rgba(var(--clr-primary-rgb),0.06) 0%, transparent 60%),
        radial-gradient(ellipse at 70% 70%, rgba(var(--clr-secondary-rgb),0.05) 0%, transparent 60%);
}

[data-theme="light"] .hero-grid-lines {
    background-image:
        linear-gradient(rgba(0,0,0,0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0,0,0,0.03) 1px, transparent 1px);
}

[data-theme="light"] .bg-particles::before {
    background:
        radial-gradient(ellipse at 15% 50%, rgba(var(--clr-primary-rgb),0.03) 0%, transparent 55%),
        radial-gradient(ellipse at 85% 20%, rgba(var(--clr-secondary-rgb),0.03) 0%, transparent 55%);
}
[data-theme="light"] .bg-particles::after {
    background-image:
        linear-gradient(rgba(0,0,0,0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0,0,0,0.02) 1px, transparent 1px);
}

[data-theme="light"] .form-control,
[data-theme="light"] .form-input {
    background: rgba(255,255,255,0.8);
    border-color: rgba(0,0,0,0.1);
    color: #0f172a;
}

[data-theme="light"] .site-footer,
[data-theme="light"] .main-footer {
    background: rgba(244,246,252,0.9);
    border-top-color: rgba(0,0,0,0.06);
}

[data-theme="light"] ::selection {
    background: var(--clr-primary);
    color: #fff;
}

/* Legacy class support */
.light-mode {
    --clr-bg:             #edf0f7;
    --clr-bg-2:           #f4f6fc;
    --clr-surface:        rgba(255,255,255,0.7);
    --clr-surface-hover:  rgba(255,255,255,0.9);
    --clr-border:         rgba(0,0,0,0.08);
    --clr-text:           #0f172a;
    --clr-text-secondary: rgba(15,23,42,0.65);
    --clr-text-muted:     rgba(15,23,42,0.4);
    --glass-bg:           rgba(255,255,255,0.75);
    --glass-border:       rgba(0,0,0,0.1);
    --shadow-md:          0 8px 32px rgba(0,0,0,0.08);
}

/* ================================================================
   31. KEYFRAME ANIMATIONS
   ================================================================ */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(30px); }
    to   { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to   { opacity: 1; }
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50%      { transform: translateY(-12px); }
}

@keyframes neonPulse {
    0%, 100% {
        box-shadow: 0 0 8px rgba(var(--clr-primary-rgb),0.15), 0 0 20px rgba(var(--clr-primary-rgb),0.05);
    }
    50% {
        box-shadow: 0 0 20px rgba(var(--clr-primary-rgb),0.4), 0 0 50px rgba(var(--clr-primary-rgb),0.15), 0 0 80px rgba(var(--clr-primary-rgb),0.05);
    }
}

@keyframes glow-pulse {
    0%, 100% { box-shadow: 0 0 10px rgba(var(--clr-primary-rgb),0.15); }
    50%      { box-shadow: 0 0 25px rgba(var(--clr-primary-rgb),0.4), 0 0 60px rgba(var(--clr-primary-rgb),0.1); }
}

@keyframes borderGlow {
    0%, 100% { border-color: rgba(var(--clr-primary-rgb),0.15); }
    33%      { border-color: rgba(var(--clr-secondary-rgb),0.25); }
    66%      { border-color: rgba(var(--clr-accent-rgb),0.2); }
}

@keyframes textGlow {
    0%, 100% { text-shadow: 0 0 10px rgba(var(--clr-primary-rgb),0.2); }
    50%      { text-shadow: 0 0 25px rgba(var(--clr-primary-rgb),0.5), 0 0 50px rgba(var(--clr-primary-rgb),0.2); }
}

@keyframes slideInLeft {
    from { opacity: 0; transform: translateX(-30px); }
    to   { opacity: 1; transform: translateX(0); }
}

@keyframes scaleIn {
    from { opacity: 0; transform: scale(0.9); }
    to   { opacity: 1; transform: scale(1); }
}

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

/* Animation classes */
.animate-fadeInUp {
    opacity: 0;
    animation: fadeInUp 0.7s var(--ease-out) forwards;
}
.animate-fadeIn {
    opacity: 0;
    animation: fadeIn 0.5s var(--ease-out) forwards;
}
.animate-float  { animation: float 6s ease-in-out infinite; }
.animate-glow   { animation: neonPulse 3s ease-in-out infinite; }
.animate-border { animation: borderGlow 6s ease-in-out infinite; }

/* Staggered delays */
.delay-1 { animation-delay: 0.1s; }
.delay-2 { animation-delay: 0.2s; }
.delay-3 { animation-delay: 0.3s; }
.delay-4 { animation-delay: 0.4s; }
.delay-5 { animation-delay: 0.5s; }

/* Loading skeleton */
.skeleton {
    background: linear-gradient(90deg, var(--clr-surface) 25%, var(--clr-surface-hover) 50%, var(--clr-surface) 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
    border-radius: var(--radius-sm);
}

/* ================================================================
   MISC COMPONENTS
   ================================================================ */

/* Content Layout */
.content-layout {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 30px;
}
.content-main { min-width: 0; }
.content-sidebar {
    display: flex;
    flex-direction: column;
    gap: 20px;
}
.sidebar-widget { padding: 20px; }
.sidebar-widget h4 {
    margin-bottom: 15px;
    font-size: 1rem;
    color: var(--clr-primary);
    font-family: var(--font-display);
}
.widget-list li {
    padding: 8px 0;
    border-bottom: 1px solid var(--clr-border);
}
.widget-list li:last-child { border-bottom: none; }
.widget-list a { color: var(--clr-text-secondary); font-size: 0.9rem; }
.widget-list a:hover { color: var(--clr-primary); }
.widget-tags { display: flex; flex-wrap: wrap; gap: 6px; }

/* CTA Section */
.cta-section { padding-bottom: 100px; }
.cta-box {
    padding: 60px 40px;
    text-align: center;
    background: linear-gradient(135deg, rgba(var(--clr-primary-rgb),0.06), rgba(var(--clr-secondary-rgb),0.06), rgba(var(--clr-neon-pink-rgb),0.03));
    border: 1px solid rgba(var(--clr-primary-rgb),0.12);
    border-radius: var(--radius-xl);
    position: relative;
    overflow: hidden;
}
.cta-box::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, transparent, rgba(var(--clr-primary-rgb),0.04));
    animation: borderGlow 4s ease-in-out infinite;
}
.cta-title {
    font-size: clamp(1.5rem, 3vw, 2rem);
    margin-bottom: 15px;
    position: relative;
}
.cta-desc {
    color: var(--clr-text-secondary);
    max-width: 500px;
    margin: 0 auto 25px;
    font-size: 1.05rem;
    position: relative;
}
.cta-buttons {
    display: flex;
    gap: 15px;
    justify-content: center;
    flex-wrap: wrap;
    position: relative;
}

/* Modal Overlay */
.modal-overlay {
    display: none;
    position: fixed;
    inset: 0;
    z-index: var(--z-modal);
    background: rgba(5,8,16,0.8);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    align-items: center;
    justify-content: center;
    padding: 20px;
}
.modal-overlay.active { display: flex; }
.modal-content {
    max-width: 800px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    padding: 30px;
    border-radius: var(--radius-lg);
    background: rgba(10,15,30,0.95);
    border: 1px solid rgba(var(--clr-primary-rgb),0.15);
    box-shadow: 0 0 40px rgba(var(--clr-primary-rgb),0.08);
}

/* Ad Slots */
.ad-slot {
    margin: 15px 0;
    text-align: center;
    min-height: 20px;
}
.ad-slot:empty { display: none; }
.ad-content { width: 100%; }

/* Maintenance Page */
.maintenance-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px;
    text-align: center;
}

/* Tooltip */
.tooltip { position: relative; }
.tooltip::before {
    content: attr(data-tooltip);
    position: absolute;
    bottom: calc(100% + 8px);
    left: 50%;
    transform: translateX(-50%) translateY(4px);
    padding: 6px 12px;
    border-radius: var(--radius-xs);
    background: var(--clr-bg-2);
    border: 1px solid rgba(var(--clr-primary-rgb),0.15);
    color: var(--clr-text);
    font-size: 0.75rem;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s ease, transform 0.2s ease;
    z-index: 10;
    box-shadow: 0 0 15px rgba(var(--clr-primary-rgb),0.1);
}
.tooltip:hover::before {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

/* ================================================================
   32. RESPONSIVE
   ================================================================ */

/* Tablet landscape */
@media (max-width: 1024px) {
    .grid-4 { grid-template-columns: repeat(3, 1fr); }
    .footer-grid { grid-template-columns: repeat(2, 1fr); }
    .tool-detail-layout { grid-template-columns: 1fr; }
    .tool-detail-sidebar { position: static; }
    .featured-content { grid-template-columns: 1fr; }
    .featured-img { max-height: 250px; }
    .downloads-grid { grid-template-columns: 1fr; }
    .content-layout { grid-template-columns: 1fr; }
}

/* Tablet portrait */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: var(--nav-height);
        left: 0; right: 0;
        background: rgba(5,8,16,0.97);
        backdrop-filter: blur(24px);
        -webkit-backdrop-filter: blur(24px);
        flex-direction: column;
        padding: 20px;
        transform: translateY(-120%);
        transition: transform 0.35s var(--ease-out);
        border-bottom: 1px solid rgba(var(--clr-primary-rgb),0.15);
        box-shadow: 0 10px 40px rgba(0,0,0,0.6), 0 0 20px rgba(var(--clr-primary-rgb),0.05);
        max-height: calc(100vh - var(--nav-height));
        overflow-y: auto;
    }
    .nav-menu.active { transform: translateY(0); }
    .nav-toggle { display: flex; }
    .nav-menu a {
        padding: 12px 16px;
        font-size: 0.9rem;
        border-radius: var(--radius-sm);
    }
    .nav-menu a::after { display: none; }

    .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
    .manuals-grid { grid-template-columns: repeat(2, 1fr); }
    .contact-layout { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; }

    .hero-title { font-size: clamp(2rem, 8vw, 3rem); }
    .hero-stats { gap: 16px; }
    .stat-number { font-size: 2rem; }

    .download-card { flex-direction: column; text-align: center; }
    .download-actions { flex-direction: row; justify-content: center; }
    .tool-detail-hero { flex-direction: column; text-align: center; }
    .section { padding: 50px 0; }
    .page-header { padding: calc(var(--nav-height) + 30px) 0 30px; }
    .featured-content { grid-template-columns: 1fr; }
    .featured-text { padding: 24px; }
}

/* Mobile */
@media (max-width: 480px) {
    :root { --nav-height: 62px; }
    body { font-size: 15px; }
    .container { padding: 0 var(--sp-4); }
    .manuals-grid { grid-template-columns: 1fr; }

    .hero-cta { flex-direction: column; align-items: center; }
    .hero-cta .btn { width: 100%; max-width: 280px; }
    .hero-stats { flex-direction: column; gap: 12px; }
    .stat-item { padding: 12px 20px; }

    .filters-bar { flex-direction: column; }
    .filter-search { min-width: 100%; }
    .filter-categories { justify-content: center; width: 100%; }

    .section-header { margin-bottom: 30px; }
    .benefit-item { flex-direction: column; text-align: center; align-items: center; }
    .social-grid { grid-template-columns: 1fr 1fr; }
    .cta-box { padding: 40px 20px; }

    .pdf-preview-content { padding: 16px; }
    .pdf-preview-iframe { min-height: 50vh; }

    h1 { font-size: clamp(1.6rem, 6vw, 2.2rem); }
    h2 { font-size: clamp(1.3rem, 5vw, 1.8rem); }
    h3 { font-size: clamp(1.1rem, 4vw, 1.4rem); }

    .nav-logo { font-size: 1.2rem; }
    .logo-icon { font-size: 1.4rem; }
}

/* Print */
@media print {
    .main-nav, .site-footer, .main-footer, .bg-particles,
    .nav-toggle, .btn, .pdf-preview-modal, .gallery-modal,
    .ad-slot { display: none !important; }
    body { background: #fff; color: #000; }
    .glass-panel {
        background: #fff;
        border: 1px solid #ddd;
        box-shadow: none;
        backdrop-filter: none;
    }
    .hero-title {
        -webkit-text-fill-color: #000;
        background: none;
    }
}