/* ============================
   CSS Variables & Design Tokens
   ============================ */
:root {
    --bg-primary: #0a0e17;
    --bg-secondary: #0f1923;
    --bg-tertiary: #141e2b;
    --bg-card: rgba(15, 25, 35, 0.7);
    --bg-card-hover: rgba(20, 35, 55, 0.85);

    --accent-primary: #00f0ff;
    --accent-secondary: #7b2ff7;
    --accent-tertiary: #ff2e63;
    --accent-green: #00ff88;
    --accent-yellow: #ffd700;
    --accent-orange: #ff8c00;

    --text-primary: #e8edf5;
    --text-secondary: #8a9bb5;
    --text-muted: #4a5a73;

    --border-color: rgba(0, 240, 255, 0.1);
    --border-hover: rgba(0, 240, 255, 0.3);

    --glow-cyan: 0 0 20px rgba(0, 240, 255, 0.3), 0 0 40px rgba(0, 240, 255, 0.1);
    --glow-purple: 0 0 20px rgba(123, 47, 247, 0.3), 0 0 40px rgba(123, 47, 247, 0.1);
    --glow-red: 0 0 20px rgba(255, 46, 99, 0.3);

    --font-display: 'Orbitron', sans-serif;
    --font-body: 'Inter', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;

    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;

    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
    scrollbar-width: thin;
    scrollbar-color: var(--accent-primary) var(--bg-secondary);
}

::-webkit-scrollbar {
    width: 8px;
}

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

::-webkit-scrollbar-thumb {
    background: var(--accent-primary);
    border-radius: 4px;
}

body {
    font-family: var(--font-body);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

a {
    text-decoration: none;
    color: inherit;
}

/* ============================
   Animated Background
   ============================ */
.bg-grid {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image:
        linear-gradient(rgba(0, 240, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 240, 255, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    z-index: 0;
    pointer-events: none;
}

.bg-particles {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    pointer-events: none;
    overflow: hidden;
}

.particle {
    position: absolute;
    width: 2px;
    height: 2px;
    background: var(--accent-primary);
    border-radius: 50%;
    opacity: 0;
    animation: float-particle linear infinite;
}

@keyframes float-particle {
    0% {
        opacity: 0;
        transform: translateY(100vh) scale(0);
    }

    10% {
        opacity: 1;
    }

    90% {
        opacity: 1;
    }

    100% {
        opacity: 0;
        transform: translateY(-10vh) scale(1);
    }
}

.scanline {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: repeating-linear-gradient(0deg,
            transparent,
            transparent 2px,
            rgba(0, 240, 255, 0.008) 2px,
            rgba(0, 240, 255, 0.008) 4px);
    z-index: 1;
    pointer-events: none;
}

/* ============================
   Navigation
   ============================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 16px 0;
    transition: var(--transition);
    backdrop-filter: blur(20px);
    background: rgba(10, 14, 23, 0.8);
    border-bottom: 1px solid var(--border-color);
}

.navbar.scrolled {
    padding: 10px 0;
    background: rgba(10, 14, 23, 0.95);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.5);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-display);
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--text-primary);
    transition: var(--transition);
}

.nav-logo i {
    color: var(--accent-primary);
    font-size: 1.4rem;
    filter: drop-shadow(0 0 8px rgba(0, 240, 255, 0.5));
}

.nav-logo:hover {
    color: var(--accent-primary);
}

.logo-text .accent {
    color: var(--accent-primary);
}

.nav-links {
    display: flex;
    gap: 8px;
}

.nav-link {
    padding: 8px 18px;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
    border-radius: var(--radius-sm);
    transition: var(--transition);
    position: relative;
    letter-spacing: 0.3px;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 2px;
    left: 50%;
    transform: translateX(-50%) scaleX(0);
    width: 20px;
    height: 2px;
    background: var(--accent-primary);
    border-radius: 2px;
    transition: var(--transition);
}

.nav-link:hover,
.nav-link.active {
    color: var(--accent-primary);
}

.nav-link.active::after,
.nav-link:hover::after {
    transform: translateX(-50%) scaleX(1);
}

.btn-github {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    transition: var(--transition);
    font-size: 1.1rem;
}

.btn-github:hover {
    color: var(--accent-primary);
    border-color: var(--accent-primary);
    box-shadow: var(--glow-cyan);
}

/* ============================
   Hero Section
   ============================ */
.hero {
    position: relative;
    z-index: 2;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 120px 24px 80px;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(ellipse at 50% 50%, rgba(0, 240, 255, 0.05) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 20%, rgba(123, 47, 247, 0.05) 0%, transparent 40%),
        radial-gradient(ellipse at 20% 80%, rgba(255, 46, 99, 0.03) 0%, transparent 40%);
    animation: hero-glow 10s ease-in-out infinite alternate;
}

@keyframes hero-glow {
    0% {
        transform: translate(0, 0) rotate(0deg);
    }

    100% {
        transform: translate(-2%, -2%) rotate(3deg);
    }
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
}

/* Glitch Effect */
.glitch-wrapper {
    margin-bottom: 24px;
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 900;
    letter-spacing: 4px;
    color: var(--text-primary);
    position: relative;
    text-shadow: 0 0 20px rgba(0, 240, 255, 0.3);
}

.glitch {
    animation: glitch-skew 4s infinite linear alternate-reverse;
}

.glitch::before,
.glitch::after {
    content: attr(data-text);
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.glitch::before {
    color: var(--accent-primary);
    animation: glitch-effect 3s infinite linear alternate-reverse;
    clip-path: polygon(0 0, 100% 0, 100% 35%, 0 35%);
    transform: translate(-2px);
    opacity: 0.8;
}

.glitch::after {
    color: var(--accent-tertiary);
    animation: glitch-effect 2s infinite linear alternate-reverse;
    clip-path: polygon(0 65%, 100% 65%, 100% 100%, 0 100%);
    transform: translate(2px);
    opacity: 0.8;
}

@keyframes glitch-effect {
    0% {
        transform: translate(0);
    }

    20% {
        transform: translate(-3px, 3px);
    }

    40% {
        transform: translate(-3px, -3px);
    }

    60% {
        transform: translate(3px, 3px);
    }

    80% {
        transform: translate(3px, -3px);
    }

    100% {
        transform: translate(0);
    }
}

@keyframes glitch-skew {
    0% {
        transform: skew(0deg);
    }

    2% {
        transform: skew(0.5deg);
    }

    4% {
        transform: skew(0deg);
    }

    98% {
        transform: skew(0deg);
    }

    100% {
        transform: skew(-0.5deg);
    }
}

/* Terminal typing effect */
.terminal-text {
    font-family: var(--font-mono);
    font-size: 1rem;
    color: var(--accent-green);
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.prompt {
    color: var(--accent-primary);
    font-weight: 700;
}

.cursor {
    animation: blink 1s step-end infinite;
    color: var(--accent-green);
}

@keyframes blink {
    50% {
        opacity: 0;
    }
}

.hero-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto 32px;
    line-height: 1.8;
}

.highlight {
    color: var(--accent-primary);
    font-weight: 600;
}

/* Hero Badges */
.hero-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    justify-content: center;
    margin-bottom: 40px;
}

.badge {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    border-radius: 50px;
    border: 1px solid var(--border-color);
    background: var(--bg-card);
    backdrop-filter: blur(10px);
    font-size: 0.85rem;
    color: var(--text-secondary);
    transition: var(--transition);
}

.badge i {
    color: var(--accent-primary);
    font-size: 0.75rem;
}

.badge:hover {
    border-color: var(--accent-primary);
    color: var(--accent-primary);
    box-shadow: var(--glow-cyan);
    transform: translateY(-2px);
}

/* CTA Button */
.cta-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 36px;
    font-family: var(--font-display);
    font-size: 0.9rem;
    font-weight: 600;
    letter-spacing: 1px;
    color: var(--bg-primary);
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition);
    text-transform: uppercase;
    position: relative;
    overflow: hidden;
}

.cta-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: 0.5s;
}

.cta-btn:hover::before {
    left: 100%;
}

.cta-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 40px rgba(0, 240, 255, 0.3);
}

.cta-btn i {
    animation: bounce-down 2s infinite;
}

@keyframes bounce-down {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(5px);
    }
}

/* Hex Grid */
.hero-visual {
    position: absolute;
    right: -100px;
    top: 50%;
    transform: translateY(-50%);
    opacity: 0.15;
    pointer-events: none;
}

.hex-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
}

.hex {
    width: 80px;
    height: 90px;
    background: var(--accent-primary);
    clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
    animation: hex-pulse 3s ease-in-out infinite;
}

.hex:nth-child(even) {
    animation-delay: 1.5s;
}

@keyframes hex-pulse {

    0%,
    100% {
        opacity: 0.3;
    }

    50% {
        opacity: 0.7;
    }
}

/* ============================
   Stats Section
   ============================ */
.stats-section {
    position: relative;
    z-index: 2;
    padding: 60px 0;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.stat-card {
    text-align: center;
    padding: 32px 20px;
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--accent-primary), transparent);
    opacity: 0;
    transition: var(--transition);
}

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

.stat-card:hover::before {
    opacity: 1;
}

.stat-icon {
    font-size: 2rem;
    color: var(--accent-primary);
    margin-bottom: 12px;
    filter: drop-shadow(0 0 10px rgba(0, 240, 255, 0.4));
}

.stat-number {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.stat-label {
    font-size: 0.85rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* ============================
   WriteUps Section
   ============================ */
.writeups-section {
    position: relative;
    z-index: 2;
    padding: 80px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 48px;
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(1.5rem, 3vw, 2.2rem);
    font-weight: 800;
    letter-spacing: 2px;
    margin-bottom: 12px;
}

.title-decorator {
    color: var(--accent-primary);
    margin-right: 8px;
}

.section-desc {
    color: var(--text-secondary);
    font-size: 1rem;
}

/* Filter Bar */
.filter-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    justify-content: center;
    margin-bottom: 48px;
}

.filter-btn {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 10px 20px;
    font-family: var(--font-body);
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-secondary);
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 50px;
    cursor: pointer;
    transition: var(--transition);
    backdrop-filter: blur(10px);
}

.filter-btn:hover {
    color: var(--accent-primary);
    border-color: var(--accent-primary);
}

.filter-btn.active {
    color: var(--bg-primary);
    background: var(--accent-primary);
    border-color: var(--accent-primary);
    box-shadow: var(--glow-cyan);
}

.filter-btn.active i {
    color: var(--bg-primary);
}

/* CTF Event Card */
.ctf-event-card {
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    margin-bottom: 32px;
    overflow: hidden;
    transition: var(--transition);
}

.ctf-event-card:hover {
    border-color: var(--border-hover);
}

.event-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 28px 32px;
    border-bottom: 1px solid var(--border-color);
    background: linear-gradient(135deg, rgba(0, 240, 255, 0.03), rgba(123, 47, 247, 0.03));
}

.event-name {
    font-family: var(--font-display);
    font-size: 1.2rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 8px;
}

.event-name i {
    color: var(--accent-primary);
    filter: drop-shadow(0 0 8px rgba(0, 240, 255, 0.4));
}

.event-meta {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.event-meta span {
    font-size: 0.85rem;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 6px;
}

.event-meta i {
    color: var(--accent-primary);
    font-size: 0.75rem;
}

/* Event Badges (Rank + Score) */
.event-badges {
    display: flex;
    align-items: center;
    gap: 16px;
    flex-shrink: 0;
}

/* Rank Badge */
.rank-badge {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 14px 22px;
    border-radius: var(--radius-md);
    position: relative;
    overflow: hidden;
}

.rank-badge.gold {
    background: linear-gradient(135deg, rgba(255, 215, 0, 0.15), rgba(255, 165, 0, 0.1));
    border: 1px solid rgba(255, 215, 0, 0.4);
    box-shadow: 0 0 20px rgba(255, 215, 0, 0.15), 0 0 40px rgba(255, 215, 0, 0.05);
}

.rank-badge.gold::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 215, 0, 0.15), transparent);
    animation: rank-shimmer 3s ease-in-out infinite;
}

@keyframes rank-shimmer {
    0% {
        left: -100%;
    }

    50% {
        left: 100%;
    }

    100% {
        left: 100%;
    }
}

.rank-badge.silver {
    background: linear-gradient(135deg, rgba(192, 192, 192, 0.15), rgba(169, 169, 169, 0.1));
    border: 1px solid rgba(192, 192, 192, 0.4);
}

.rank-badge.bronze {
    background: linear-gradient(135deg, rgba(205, 127, 50, 0.15), rgba(184, 115, 51, 0.1));
    border: 1px solid rgba(205, 127, 50, 0.4);
}

.rank-badge i {
    font-size: 1.2rem;
    filter: drop-shadow(0 0 6px currentColor);
}

.rank-badge.gold i {
    color: #ffd700;
}

.rank-badge.silver i {
    color: #c0c0c0;
}

.rank-badge.bronze i {
    color: #cd7f32;
}

.rank-number {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 900;
    line-height: 1;
}

.rank-badge.gold .rank-number {
    color: #ffd700;
    text-shadow: 0 0 10px rgba(255, 215, 0, 0.4);
}

.rank-badge.silver .rank-number {
    color: #c0c0c0;
}

.rank-badge.bronze .rank-number {
    color: #cd7f32;
}

.rank-total {
    font-size: 0.8rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.event-score {
    text-align: center;
    padding: 12px 24px;
    background: rgba(0, 255, 136, 0.08);
    border: 1px solid rgba(0, 255, 136, 0.2);
    border-radius: var(--radius-md);
}

.score-value {
    font-family: var(--font-display);
    font-size: 1.3rem;
    font-weight: 800;
    color: var(--accent-green);
    display: block;
}

.score-label {
    font-size: 0.75rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Challenges Grid */
.challenges-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 16px;
    padding: 24px;
}

.challenge-card {
    position: relative;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    background: var(--bg-secondary);
    overflow: hidden;
    transition: var(--transition);
    cursor: pointer;
}

.card-glow {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    opacity: 0;
    transition: var(--transition);
    z-index: 0;
}

.challenge-card:hover .card-glow {
    opacity: 1;
    background: radial-gradient(ellipse at 50% 0%, rgba(0, 240, 255, 0.08), transparent 70%);
}

.challenge-card:hover {
    transform: translateY(-4px);
    border-color: var(--border-hover);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3), var(--glow-cyan);
}

.card-content {
    position: relative;
    z-index: 1;
    padding: 20px;
}

.card-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
}

.category-tag {
    display: flex;
    align-items: center;
    gap: 5px;
    padding: 4px 12px;
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.category-tag.web {
    background: rgba(0, 240, 255, 0.12);
    color: var(--accent-primary);
}

.category-tag.forensics {
    background: rgba(123, 47, 247, 0.12);
    color: var(--accent-secondary);
}

.category-tag.crypto {
    background: rgba(255, 215, 0, 0.12);
    color: var(--accent-yellow);
}

.category-tag.reverse {
    background: rgba(255, 140, 0, 0.12);
    color: var(--accent-orange);
}

.category-tag.pwn {
    background: rgba(255, 46, 99, 0.12);
    color: var(--accent-tertiary);
}

.category-tag.misc {
    background: rgba(0, 255, 136, 0.12);
    color: var(--accent-green);
}

.category-tag.osint {
    background: rgba(0, 200, 255, 0.12);
    color: #00c8ff;
}

.difficulty {
    padding: 3px 10px;
    border-radius: 50px;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.difficulty.easy {
    background: rgba(0, 255, 136, 0.12);
    color: var(--accent-green);
    border: 1px solid rgba(0, 255, 136, 0.3);
}

.difficulty.medium {
    background: rgba(255, 215, 0, 0.12);
    color: var(--accent-yellow);
    border: 1px solid rgba(255, 215, 0, 0.3);
}

.difficulty.hard {
    background: rgba(255, 46, 99, 0.12);
    color: var(--accent-tertiary);
    border: 1px solid rgba(255, 46, 99, 0.3);
}

.challenge-name {
    font-size: 1.05rem;
    font-weight: 700;
    margin-bottom: 6px;
    color: var(--text-primary);
}

.challenge-desc {
    font-size: 0.82rem;
    color: var(--text-secondary);
    margin-bottom: 16px;
    line-height: 1.5;
}

.card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 12px;
    border-top: 1px solid var(--border-color);
}

.points {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--accent-yellow);
}

.points i {
    color: var(--accent-yellow);
}

.solve-status {
    font-size: 0.8rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 4px;
}

.solve-status.solved {
    color: var(--accent-green);
}

.solve-status.unsolved {
    color: var(--text-muted);
}

/* ============================
   About Section
   ============================ */
.about-section {
    position: relative;
    z-index: 2;
    padding: 80px 0;
}

.about-card {
    display: flex;
    align-items: center;
    gap: 40px;
    padding: 48px;
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    max-width: 700px;
    margin: 0 auto;
}

.avatar-ring {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    border: 2px solid var(--accent-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    color: var(--accent-primary);
    background: rgba(0, 240, 255, 0.05);
    box-shadow: var(--glow-cyan);
    flex-shrink: 0;
    position: relative;
    overflow: hidden;
}

.avatar-ring::before {
    content: '';
    position: absolute;
    inset: -6px;
    border-radius: 50%;
    border: 1px solid rgba(0, 240, 255, 0.2);
    animation: ring-rotate 8s linear infinite;
}

@keyframes ring-rotate {
    0% {
        transform: rotate(0deg);
    }

    100% {
        transform: rotate(360deg);
    }
}

.about-info h3 {
    font-family: var(--font-display);
    font-size: 1.4rem;
    margin-bottom: 8px;
}

.handle {
    color: var(--accent-primary);
    font-size: 0.9rem;
    font-weight: 400;
}

.about-info p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 20px;
    line-height: 1.7;
}

.about-links {
    display: flex;
    gap: 12px;
}

.social-link {
    width: 42px;
    height: 42px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-size: 1.1rem;
    transition: var(--transition);
}

.social-link:hover {
    color: var(--accent-primary);
    border-color: var(--accent-primary);
    box-shadow: var(--glow-cyan);
    transform: translateY(-3px);
}

/* ============================
   Footer
   ============================ */
.footer {
    position: relative;
    z-index: 2;
    padding: 40px 0;
    border-top: 1px solid var(--border-color);
    text-align: center;
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}

.footer-logo {
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 8px;
}

.footer-logo i {
    color: var(--accent-primary);
}

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

.footer-text {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.footer-text .pulse {
    color: var(--accent-tertiary);
    animation: pulse-heart 1.5s ease-in-out infinite;
}

@keyframes pulse-heart {

    0%,
    100% {
        transform: scale(1);
    }

    50% {
        transform: scale(1.2);
    }
}

.footer-copy {
    color: var(--text-muted);
    font-size: 0.8rem;
}

/* ============================
   Responsive Design
   ============================ */
@media (max-width: 1024px) {
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

    .hero {
        padding: 100px 20px 60px;
    }

    .hero-title {
        font-size: 2rem;
        letter-spacing: 2px;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }

    .stat-card {
        padding: 20px 16px;
    }

    .stat-number {
        font-size: 1.8rem;
    }

    .event-header {
        flex-direction: column;
        gap: 16px;
        padding: 20px;
    }

    .event-badges {
        width: 100%;
        flex-direction: row;
        justify-content: center;
    }

    .event-score {
        width: auto;
        flex: 1;
    }

    .rank-badge {
        flex: 1;
        justify-content: center;
    }

    .challenges-grid {
        grid-template-columns: 1fr;
        padding: 16px;
    }

    .about-card {
        flex-direction: column;
        text-align: center;
        padding: 32px 24px;
    }

    .about-links {
        justify-content: center;
    }

    .filter-bar {
        gap: 6px;
    }

    .filter-btn {
        padding: 8px 14px;
        font-size: 0.8rem;
    }
}

@media (max-width: 480px) {
    .stats-grid {
        grid-template-columns: 1fr 1fr;
        gap: 10px;
    }

    .hero-badges {
        gap: 8px;
    }

    .badge {
        padding: 6px 12px;
        font-size: 0.8rem;
    }
}