/* ================================================================
   TORZON MARKETPLACE - PREMIUM ULTRA DESIGN 2025
   Massive Fonts | Neon Glow | Ultra Premium | Shop-Like
   ================================================================ */

/* === GOOGLE FONTS - PREMIUM SELECTION === */
@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@400;500;600;700;800;900&family=Exo+2:wght@300;400;500;600;700;800;900&family=Rajdhani:wght@300;400;500;600;700&family=Space+Grotesk:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500;600;700&display=swap');

/* === ROOT VARIABLES === */
:root {
    /* ULTRA PREMIUM COLOR PALETTE */
    --bg-darkest: #000000;
    --bg-darker: #0a0e17;
    --bg-dark: #0f1419;
    --bg-medium: #1a1f2e;

    /* NEON CYAN/BLUE THEME */
    --neon-cyan: #00f5ff;
    --neon-blue: #0080ff;
    --neon-purple: #a855f7;
    --neon-pink: #ff006e;
    --neon-green: #39ff14;
    --neon-orange: #ff6d00;

    /* PREMIUM GRADIENTS */
    --gradient-hero: linear-gradient(135deg, #000000 0%, #0a0e17 30%, #1a1f2e 60%, #0f1419 100%);
    --gradient-neon-1: linear-gradient(135deg, #00f5ff 0%, #0080ff 50%, #a855f7 100%);
    --gradient-neon-2: linear-gradient(135deg, #ff006e 0%, #ff6d00 50%, #fbbf24 100%);
    --gradient-neon-3: linear-gradient(135deg, #39ff14 0%, #00f5ff 50%, #0080ff 100%);
    --gradient-rainbow: linear-gradient(135deg, #ff006e 0%, #ff6d00 20%, #fbbf24 40%, #39ff14 60%, #00f5ff 80%, #a855f7 100%);
    --gradient-gold: linear-gradient(135deg, #ffd700 0%, #ffed4e 50%, #ff9800 100%);

    /* TEXT COLORS */
    --text-primary: #ffffff;
    --text-secondary: #b8c5d6;
    --text-muted: #6b7280;
    --text-bright: #00f5ff;

    /* PREMIUM FONTS */
    --font-display: 'Orbitron', sans-serif;
    --font-heading: 'Exo 2', sans-serif;
    --font-body: 'Space Grotesk', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
    --font-numbers: 'Rajdhani', sans-serif;

    /* MASSIVE FONT SIZES */
    --font-hero: clamp(4rem, 10vw, 8rem);
    --font-h1: clamp(3rem, 8vw, 6rem);
    --font-h2: clamp(2.5rem, 6vw, 4.5rem);
    --font-h3: clamp(2rem, 5vw, 3.5rem);
    --font-h4: clamp(1.5rem, 4vw, 2.5rem);
    --font-body: clamp(1.125rem, 2vw, 1.375rem);
    --font-large: clamp(1.25rem, 2.5vw, 1.75rem);

    /* GLOW EFFECTS */
    --glow-cyan: 0 0 10px #00f5ff, 0 0 20px #00f5ff, 0 0 40px #00f5ff, 0 0 80px #00f5ff;
    --glow-blue: 0 0 10px #0080ff, 0 0 20px #0080ff, 0 0 40px #0080ff;
    --glow-purple: 0 0 10px #a855f7, 0 0 20px #a855f7, 0 0 40px #a855f7;
    --glow-pink: 0 0 10px #ff006e, 0 0 20px #ff006e, 0 0 40px #ff006e;
    --glow-green: 0 0 10px #39ff14, 0 0 20px #39ff14, 0 0 40px #39ff14;

    /* SPACING */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2.5rem;
    --spacing-xl: 3.5rem;
    --spacing-2xl: 5rem;
    --spacing-3xl: 7rem;

    /* MISC */
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-xl: 32px;
    --radius-full: 9999px;

    --transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    background: var(--bg-darkest);
    color: var(--text-primary);
    line-height: 1.7;
    font-size: var(--font-body);
    overflow-x: hidden;
    position: relative;
}

/* === ANIMATED BACKGROUND === */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background:
        radial-gradient(circle at 20% 30%, rgba(0, 245, 255, 0.08) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(168, 85, 247, 0.08) 0%, transparent 50%),
        radial-gradient(circle at 50% 50%, rgba(0, 128, 255, 0.05) 0%, transparent 50%);
    animation: gradient-shift 15s ease infinite;
    pointer-events: none;
    z-index: 0;
}

@keyframes gradient-shift {
    0%, 100% { transform: scale(1) translate(0, 0); opacity: 1; }
    50% { transform: scale(1.1) translate(2%, 2%); opacity: 0.8; }
}

/* === GRID PATTERN === */
body::after {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image:
        linear-gradient(rgba(0, 245, 255, 0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 245, 255, 0.02) 1px, transparent 1px);
    background-size: 60px 60px;
    pointer-events: none;
    z-index: 0;
}

/* === TYPOGRAPHY === */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 900;
    line-height: 1.1;
    letter-spacing: -0.02em;
    margin-bottom: var(--spacing-md);
}

h1 {
    font-size: var(--font-h1);
    background: var(--gradient-neon-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 0 40px rgba(0, 245, 255, 0.5);
}

h2 {
    font-size: var(--font-h2);
    color: var(--neon-cyan);
    text-shadow: var(--glow-cyan);
}

h3 {
    font-size: var(--font-h3);
    font-family: var(--font-heading);
    color: var(--text-bright);
}

p {
    font-size: var(--font-body);
    line-height: 1.8;
    margin-bottom: var(--spacing-md);
}

a {
    color: var(--neon-cyan);
    text-decoration: none;
    transition: var(--transition-fast);
}

a:hover {
    color: var(--neon-blue);
    text-shadow: var(--glow-cyan);
}

/* === NAVIGATION === */
nav {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(10, 14, 23, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 2px solid rgba(0, 245, 255, 0.2);
    padding: var(--spacing-md) var(--spacing-lg);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 900;
    background: var(--gradient-neon-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: 0.05em;
}

.nav-links {
    display: flex;
    gap: var(--spacing-lg);
    list-style: none;
}

.nav-links a {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    padding: 0.75rem 1.5rem;
    border: 2px solid transparent;
    border-radius: var(--radius-full);
    transition: var(--transition-normal);
}

.nav-links a:hover {
    border-color: var(--neon-cyan);
    box-shadow: var(--glow-cyan);
    transform: translateY(-2px);
}

/* === ALTERNATIVE NAV STRUCTURE (header > nav > .logo) === */
header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(10, 14, 23, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 2px solid rgba(0, 245, 255, 0.2);
}

header nav {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md) var(--spacing-lg);
    border-bottom: none;
}

.logo {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 900;
    background: var(--gradient-neon-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: 0.05em;
}

.logo img {
    height: 40px;
    width: auto;
}

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 10px;
}

.menu-toggle span {
    width: 28px;
    height: 3px;
    background: var(--neon-cyan);
    border-radius: 3px;
    transition: var(--transition-normal);
}

/* === HERO SECTION === */
.hero {
    position: relative;
    padding: var(--spacing-3xl) var(--spacing-lg);
    text-align: center;
    overflow: hidden;
}

.hero h1 {
    font-size: var(--font-hero);
    margin-bottom: var(--spacing-lg);
    animation: glow-pulse 3s ease-in-out infinite;
}

@keyframes glow-pulse {
    0%, 100% { filter: brightness(1) drop-shadow(0 0 20px rgba(0,245,255,0.5)); }
    50% { filter: brightness(1.2) drop-shadow(0 0 40px rgba(0,245,255,0.8)); }
}

.hero-subtitle {
    font-family: var(--font-heading);
    font-size: var(--font-h4);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
    font-weight: 300;
}

.hero-description {
    font-size: var(--font-large);
    color: var(--text-secondary);
    max-width: 900px;
    margin: 0 auto var(--spacing-xl);
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-lg);
    justify-content: center;
    flex-wrap: wrap;
}

/* === BUTTONS === */
.btn {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    padding: 1.5rem 3rem;
    border: none;
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: var(--gradient-neon-1);
    color: var(--bg-darkest);
    box-shadow: var(--glow-cyan);
}

.btn-primary:hover {
    transform: translateY(-5px) scale(1.05);
    box-shadow: 0 0 20px #00f5ff, 0 0 40px #00f5ff, 0 0 60px #00f5ff;
}

.btn-secondary {
    background: transparent;
    border: 3px solid var(--neon-cyan);
    color: var(--neon-cyan);
}

.btn-secondary:hover {
    background: var(--neon-cyan);
    color: var(--bg-darkest);
    box-shadow: var(--glow-cyan);
}

.btn::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent, rgba(255,255,255,0.3), transparent);
    transform: rotate(45deg);
    animation: shine 3s infinite;
}

@keyframes shine {
    0% { transform: translateX(-100%) translateY(-100%) rotate(45deg); }
    100% { transform: translateX(100%) translateY(100%) rotate(45deg); }
}

/* === CONTAINER === */
.container,
section {
    max-width: 1400px;
    margin: 0 auto;
    padding: var(--spacing-2xl) var(--spacing-lg);
    position: relative;
    z-index: 1;
}

/* === SECTION TITLES === */
.section-title {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.section-title h2 {
    font-size: var(--font-h2);
    margin-bottom: var(--spacing-md);
    position: relative;
    display: inline-block;
}

.section-title h2::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 120%;
    height: 4px;
    background: var(--gradient-rainbow);
    border-radius: 2px;
}

.section-title p {
    font-size: var(--font-large);
    color: var(--text-secondary);
    max-width: 800px;
    margin: var(--spacing-md) auto 0;
}

/* === GRID LAYOUTS === */
.grid-2 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(500px, 1fr));
    gap: var(--spacing-xl);
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-xl);
}

.grid-4 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
}

/* === PREMIUM CARDS === */
.card {
    background: rgba(26, 31, 46, 0.6);
    backdrop-filter: blur(20px);
    border: 2px solid rgba(0, 245, 255, 0.2);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--gradient-rainbow);
    opacity: 0;
    transition: opacity var(--transition-normal);
    z-index: -1;
}

.card:hover {
    transform: translateY(-10px);
    border-color: var(--neon-cyan);
    box-shadow: var(--glow-cyan);
}

.card:hover::before {
    opacity: 0.1;
}

.card h3 {
    font-size: var(--font-h3);
    margin-bottom: var(--spacing-md);
}

.card p {
    font-size: var(--font-body);
    color: var(--text-secondary);
}

/* === STAT CARDS === */
.stat-card {
    text-align: center;
    padding: var(--spacing-lg);
    background: rgba(26, 31, 46, 0.5);
    border: 2px solid rgba(0, 245, 255, 0.2);
    border-radius: var(--radius-lg);
    transition: var(--transition-normal);
}

.stat-card:hover {
    transform: translateY(-5px);
    border-color: var(--neon-cyan);
    box-shadow: var(--glow-cyan);
}

.stat-number {
    font-family: var(--font-numbers);
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: 700;
    background: var(--gradient-neon-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    margin-bottom: var(--spacing-xs);
}

.stat-label {
    font-family: var(--font-heading);
    font-size: clamp(0.9rem, 2vw, 1.1rem);
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* === CRYPTO CARDS === */
.crypto-widget {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.crypto-card {
    background: rgba(10, 14, 23, 0.8);
    border: 2px solid rgba(0, 245, 255, 0.3);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    text-align: center;
    transition: var(--transition-normal);
    position: relative;
}

.crypto-card:hover {
    transform: translateY(-8px);
    border-color: var(--neon-cyan);
    box-shadow: var(--glow-cyan);
}

.crypto-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-md);
}

.crypto-card h3 {
    font-size: var(--font-h3);
    margin-bottom: var(--spacing-sm);
}

.crypto-price {
    font-family: var(--font-mono);
    font-size: var(--font-h2);
    color: var(--neon-green);
    font-weight: 700;
    margin: var(--spacing-md) 0;
}

.crypto-change {
    font-size: var(--font-large);
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

.crypto-change.positive { color: var(--neon-green); }
.crypto-change.negative { color: var(--neon-pink); }

/* === FOOTER === */
footer {
    background: var(--bg-darker);
    border-top: 2px solid rgba(0, 245, 255, 0.2);
    padding: var(--spacing-2xl) var(--spacing-lg) var(--spacing-lg);
    margin-top: var(--spacing-3xl);
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.footer-section h3 {
    font-size: var(--font-h4);
    color: var(--neon-cyan);
    margin-bottom: var(--spacing-md);
}

.footer-section ul {
    list-style: none;
}

.footer-section li {
    margin-bottom: var(--spacing-sm);
}

.footer-section a {
    font-size: var(--font-body);
    color: var(--text-secondary);
}

.footer-section a:hover {
    color: var(--neon-cyan);
    padding-left: 8px;
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: var(--font-body);
    color: var(--text-muted);
}

/* === UTILITY CLASSES === */
.text-center { text-align: center; }
.text-neon { color: var(--neon-cyan); text-shadow: var(--glow-cyan); }
.text-gradient {
    background: var(--gradient-neon-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* === PREMIUM BADGE === */
.premium-badge {
    display: inline-block;
    background: var(--gradient-gold);
    color: #000;
    font-family: var(--font-heading);
    font-size: 1.125rem;
    font-weight: 700;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-full);
    box-shadow: 0 0 20px rgba(255, 215, 0, 0.5);
    animation: float 3s ease-in-out infinite;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-15px); }
}

/* === RESPONSIVE === */
@media (max-width: 768px) {
    :root {
        --font-hero: clamp(3rem, 8vw, 5rem);
        --font-h1: clamp(2.5rem, 6vw, 4rem);
        --font-h2: clamp(2rem, 5vw, 3rem);
        --font-h3: clamp(1.75rem, 4vw, 2.5rem);
    }

    .grid-2,
    .grid-3,
    .grid-4 {
        grid-template-columns: 1fr;
    }

    .hero-buttons {
        flex-direction: column;
    }

    .btn {
        width: 100%;
    }

    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: rgba(10, 14, 23, 0.98);
        flex-direction: column;
        gap: var(--spacing-sm);
        padding: var(--spacing-lg);
        border-bottom: 2px solid rgba(0, 245, 255, 0.2);
    }

    .nav-links.active {
        display: flex;
    }

    .menu-toggle {
        display: flex;
    }

    header nav,
    .nav-container {
        position: relative;
    }
}

/* === ANIMATIONS === */
@keyframes rgb-border {
    0% { border-color: #ff006e; box-shadow: 0 0 20px #ff006e; }
    20% { border-color: #ff6d00; box-shadow: 0 0 20px #ff6d00; }
    40% { border-color: #fbbf24; box-shadow: 0 0 20px #fbbf24; }
    60% { border-color: #39ff14; box-shadow: 0 0 20px #39ff14; }
    80% { border-color: #00f5ff; box-shadow: 0 0 20px #00f5ff; }
    100% { border-color: #a855f7; box-shadow: 0 0 20px #a855f7; }
}

.animate-rgb {
    animation: rgb-border 5s linear infinite;
}

/* === SCROLLBAR === */
::-webkit-scrollbar {
    width: 14px;
}

::-webkit-scrollbar-track {
    background: var(--bg-darker);
}

::-webkit-scrollbar-thumb {
    background: var(--gradient-neon-1);
    border-radius: 7px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--neon-cyan);
    box-shadow: var(--glow-cyan);
}