/* ============================================
   CSS Variables & Root Styles
   ============================================ */
:root {
    /* Colors */
    --primary-color: #00d4ff;
    --secondary-color: #7c3aed;
    --accent-color: #f59e0b;
    --dark-bg: #0a0e27;
    --darker-bg: #060916;
    --card-bg: #131a35;
    --text-primary: #ffffff;
    --text-secondary: #a0aec0;
    --border-color: #1e293b;
    --success-color: #10b981;
    --error-color: #ef4444;
    
    /* Fonts */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-mono: 'JetBrains Mono', 'Courier New', monospace;
    
    /* Spacing */
    --section-padding: 80px 0;
    --container-max-width: 1200px;
    
    /* Transitions */
    --transition-speed: 0.3s;
}

/* ============================================
   Global Reset & Base Styles
   ============================================ */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

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

.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 20px;
}

a {
    color: var(--primary-color);
    text-decoration: none;
    transition: all var(--transition-speed) ease;
}

a:hover {
    color: var(--secondary-color);
}

/* ============================================
   Loading Screen
   ============================================ */
.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--darker-bg) 0%, var(--dark-bg) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.loading-screen.hidden {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.loading-content {
    text-align: center;
}

.loading-logo {
    width: 100px;
    height: 100px;
    margin: 0 auto 2rem;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: logoFloat 3s ease-in-out infinite;
    box-shadow: 0 10px 40px rgba(0, 212, 255, 0.3);
}

.loading-logo i {
    font-size: 3rem;
    color: white;
}

@keyframes logoFloat {
    0%, 100% {
        transform: translateY(0) rotate(0deg);
    }
    50% {
        transform: translateY(-20px) rotate(5deg);
    }
}

.loading-text {
    font-size: 2rem;
    font-weight: 700;
    font-family: var(--font-mono);
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 2rem;
    animation: textPulse 2s ease-in-out infinite;
}

@keyframes textPulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.7;
    }
}

.loading-spinner {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
}

.spinner-bar {
    width: 8px;
    height: 40px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 4px;
    animation: spinnerBounce 1s ease-in-out infinite;
}

.spinner-bar:nth-child(1) {
    animation-delay: 0s;
}

.spinner-bar:nth-child(2) {
    animation-delay: 0.1s;
}

.spinner-bar:nth-child(3) {
    animation-delay: 0.2s;
}

.spinner-bar:nth-child(4) {
    animation-delay: 0.3s;
}

@keyframes spinnerBounce {
    0%, 100% {
        transform: scaleY(1);
    }
    50% {
        transform: scaleY(1.5);
    }
}

/* ============================================
   Header & Navigation
   ============================================ */
.header {
    background-color: rgba(6, 9, 22, 0.98);
    backdrop-filter: blur(10px);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    border-bottom: 1px solid var(--border-color);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
    transition: all 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    border-radius: 0;
}

.header.scrolled {
    background-color: rgba(6, 9, 22, 0.95);
    box-shadow: 0 4px 20px rgba(0, 212, 255, 0.1);
    border-bottom-color: rgba(0, 212, 255, 0.2);
    left: 50%;
    transform: translateX(-50%);
    width: 95%;
    max-width: 1400px;
    top: 15px;
    border-radius: 20px;
    border: 1px solid rgba(0, 212, 255, 0.3);
    border-bottom: 1px solid rgba(0, 212, 255, 0.3);
}

.navbar {
    padding: 1.2rem 0;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    font-family: var(--font-mono);
    color: var(--text-primary);
    z-index: 1001;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.logo i {
    color: var(--primary-color);
    font-size: 1.5rem;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.header.scrolled .logo {
    font-size: 1.2rem;
}

.header.scrolled .logo i {
    font-size: 1.2rem;
}

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

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
    margin: 0;
}

.nav-links a {
    color: var(--text-secondary);
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: 6px;
    transition: all var(--transition-speed) ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.nav-links a i {
    font-size: 1rem;
    transition: transform 0.3s ease;
}

.nav-links a:hover i {
    transform: translateY(-2px);
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--primary-color);
    background-color: rgba(0, 212, 255, 0.1);
}

.header.scrolled .nav-links a {
    padding: 0.4rem 0.8rem;
    font-size: 0.9rem;
}

.header.scrolled .nav-links a i {
    font-size: 0.9rem;
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
    z-index: 1001;
}

.mobile-menu-toggle span {
    width: 28px;
    height: 3px;
    background-color: var(--text-primary);
    transition: all 0.3s ease;
    border-radius: 2px;
}

.mobile-menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
}

.mobile-menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

.lang-toggle {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 6px;
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: var(--font-mono);
}

.lang-toggle:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 212, 255, 0.3);
}

.header.scrolled .lang-toggle {
    padding: 0.4rem 0.8rem;
    font-size: 0.85rem;
}

/* ============================================
   Main Content
   ============================================ */
.main-content {
    margin-top: 80px;
    min-height: calc(100vh - 80px);
}

/* ============================================
   Hero Section
   ============================================ */
.hero {
    padding: 120px 0;
    background: linear-gradient(135deg, var(--darker-bg) 0%, var(--dark-bg) 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 20% 50%, rgba(124, 58, 237, 0.1) 0%, transparent 50%),
                radial-gradient(circle at 80% 50%, rgba(0, 212, 255, 0.1) 0%, transparent 50%);
}

.hero-code-containers {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    justify-content: space-between;
    padding: 20px;
    z-index: 0;
}

.hero-code-left,
.hero-code-right {
    flex: 1;
    max-width: 450px;
    opacity: 0.25;
    pointer-events: none;
}

.hero-code-left {
    align-self: flex-start;
}

.hero-code-right {
    align-self: flex-end;
    text-align: right;
}

.hero-code-left pre,
.hero-code-right pre {
    background: rgba(19, 26, 53, 0.4);
    border: 1px solid rgba(0, 212, 255, 0.2);
    border-radius: 8px;
    padding: 1rem;
    margin: 0;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    line-height: 1.6;
    overflow: hidden;
}

.hero-code-left code,
.hero-code-right code {
    color: var(--text-primary);
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
}

.hero h1 {
    font-size: 4rem;
    font-weight: 700;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: fadeInUp 0.8s ease;
}

.glitch {
    position: relative;
    font-family: var(--font-mono);
}

.hero-subtitle {
    font-size: 1.5rem;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    animation: fadeInUp 0.8s ease 0.2s both;
}

.hero-description {
    max-width: 700px;
    margin: 0 auto 2rem;
    animation: fadeInUp 0.8s ease 0.4s both;
}

.hero-description p {
    font-size: 1.1rem;
    color: var(--text-secondary);
}

.hero-cta {
    display: flex;
    gap: 1rem;
    justify-content: center;
    animation: fadeInUp 0.8s ease 0.6s both;
}

/* Code Blocks Container */
.code-blocks-container {
    display: flex;
    gap: 2rem;
    margin-bottom: 3rem;
    animation: fadeInUp 0.8s ease both;
    justify-content: center;
    flex-wrap: wrap;
}

/* Code Animation */
.code-animation {
    flex: 1;
    min-width: 300px;
    max-width: 450px;
}

.code-header {
    background: rgba(19, 26, 53, 0.9);
    border: 1px solid var(--border-color);
    border-bottom: none;
    border-radius: 12px 12px 0 0;
    padding: 0.75rem 1.5rem;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.code-header::before {
    content: '';
    display: inline-block;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--primary-color);
    box-shadow: 0 0 8px var(--primary-color);
}

.code-animation pre {
    background: rgba(19, 26, 53, 0.8);
    border: 1px solid var(--border-color);
    border-radius: 0 0 12px 12px;
    padding: 1.5rem;
    margin: 0;
    box-shadow: 0 4px 20px rgba(0, 212, 255, 0.1);
    font-family: var(--font-mono);
    font-size: 0.9rem;
    line-height: 1.8;
    overflow-x: auto;
    max-height: 300px;
}

.code-left .code-header::before {
    background: var(--primary-color);
    box-shadow: 0 0 8px var(--primary-color);
}

.code-right .code-header::before {
    background: var(--accent-color);
    box-shadow: 0 0 8px var(--accent-color);
}

.code-animation code {
    color: var(--text-primary);
}

.code-keyword {
    color: #c792ea;
    font-weight: 600;
}

.code-variable {
    color: #82aaff;
}

.code-string {
    color: #c3e88d;
}

.code-function {
    color: var(--primary-color);
}

.code-tag {
    color: #f07178;
}

.code-attribute {
    color: #c792ea;
}

.code-ejs {
    color: var(--accent-color);
    font-weight: 500;
}

/* Typing Animation */
.typing-animation {
    font-family: var(--font-mono);
    font-size: 1.2rem;
    color: var(--primary-color);
    margin-top: 1.5rem;
    min-height: 1.5em;
    animation: fadeInUp 0.8s ease 0.8s both;
}

.typing-text {
    display: inline-block;
}

.cursor {
    display: inline-block;
    animation: blink 1s infinite;
    color: var(--primary-color);
    font-weight: 300;
}

/* ============================================
   Buttons
   ============================================ */
.btn {
    display: inline-block;
    padding: 0.875rem 2rem;
    border-radius: 8px;
    font-weight: 600;
    text-align: center;
    transition: all var(--transition-speed) ease;
    cursor: pointer;
    border: 2px solid transparent;
    font-size: 1rem;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: var(--text-primary);
    box-shadow: 0 4px 15px rgba(0, 212, 255, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 212, 255, 0.4);
}

.btn-secondary {
    background-color: transparent;
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.btn-secondary:hover {
    background-color: rgba(0, 212, 255, 0.1);
    transform: translateY(-2px);
}

/* ============================================
   Birthday Countdown Section
   ============================================ */
.countdown-section {
    padding: 60px 0;
    background-color: var(--darker-bg);
}

.countdown-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 3rem;
    text-align: center;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.countdown-card h2 {
    font-size: 2rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.countdown {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-top: 2rem;
    flex-wrap: wrap;
}

.countdown-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    min-width: 100px;
}

.countdown-value {
    font-size: 3rem;
    font-weight: 700;
    font-family: var(--font-mono);
    color: var(--primary-color);
    text-shadow: 0 0 20px rgba(0, 212, 255, 0.5);
}

.countdown-label {
    font-size: 0.875rem;
    text-transform: uppercase;
    color: var(--text-secondary);
    margin-top: 0.5rem;
    letter-spacing: 1px;
}

/* ============================================
   Section Styles
   ============================================ */
.section-title {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 3rem;
    position: relative;
    padding-bottom: 1rem;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    border-radius: 2px;
}

/* About Section */
.about-section {
    padding: var(--section-padding);
}

.about-content {
    max-width: 900px;
    margin: 0 auto;
}

.about-text p {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

/* Spotify Widget */
.spotify-section {
    margin-top: 3rem;
    text-align: center;
}

.spotify-title {
    font-size: 1.5rem;
    color: var(--text-primary);
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.spotify-title i {
    color: #1DB954;
    font-size: 1.8rem;
}

.spotify-widget {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 2rem;
    max-width: 600px;
    margin: 0 auto;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.spotify-loading {
    color: var(--text-secondary);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

.spotify-loading i {
    font-size: 2rem;
    color: #1DB954;
    animation: pulse 2s ease-in-out infinite;
}

.spotify-not-playing {
    color: var(--text-secondary);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

.spotify-not-playing i {
    font-size: 2rem;
    color: var(--text-secondary);
}

.spotify-playing {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    text-align: left;
}

.spotify-album-art {
    width: 100px;
    height: 100px;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(29, 185, 84, 0.2);
}

.spotify-info {
    flex: 1;
}

.spotify-track {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.spotify-artist {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.spotify-album {
    font-size: 0.95rem;
    color: var(--text-secondary);
    opacity: 0.8;
}

.spotify-progress-container {
    margin: 1rem 0;
}

.spotify-progress-bar {
    width: 100%;
    height: 6px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 3px;
    overflow: hidden;
    margin-bottom: 0.5rem;
}

.spotify-progress-fill {
    height: 100%;
    background: linear-gradient(90deg, #1DB954, #1ed760);
    border-radius: 3px;
    transition: width 1s linear;
    box-shadow: 0 0 10px rgba(29, 185, 84, 0.5);
}

.spotify-time-remaining {
    font-size: 0.875rem;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.spotify-time-remaining i {
    color: #1DB954;
}

.spotify-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: #1DB954;
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 600;
    margin-top: 0.5rem;
}

.spotify-badge i {
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.7;
        transform: scale(1.1);
    }
}

/* ============================================
   Projects Section
   ============================================ */
.projects-section {
    padding: var(--section-padding);
    background-color: var(--darker-bg);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.project-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 2rem;
    transition: all var(--transition-speed) ease;
}

.project-card:hover {
    transform: translateY(-8px);
    border-color: var(--primary-color);
    box-shadow: 0 10px 30px rgba(0, 212, 255, 0.2);
}

.project-icon {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.project-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.project-card p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.tech-tag {
    background-color: rgba(0, 212, 255, 0.1);
    color: var(--primary-color);
    padding: 0.4rem 0.8rem;
    border-radius: 6px;
    font-size: 0.875rem;
    font-weight: 500;
}

.project-links {
    display: flex;
    gap: 1rem;
}

.project-link {
    color: var(--primary-color);
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.project-link:hover {
    color: var(--secondary-color);
}

/* ============================================
   Skills Section
   ============================================ */
.skills-section {
    padding: var(--section-padding);
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.skill-category {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 2rem;
    transition: all var(--transition-speed) ease;
    transform-style: preserve-3d;
}

.skill-category:hover {
    border-color: var(--primary-color);
    box-shadow: 0 8px 30px rgba(0, 212, 255, 0.2);
}

.skill-category h3 {
    font-size: 1.3rem;
    margin-bottom: 1.5rem;
    color: var(--primary-color);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.skill-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.skill-tag {
    background-color: rgba(124, 58, 237, 0.1);
    color: var(--text-primary);
    padding: 0.5rem 1rem;
    border-radius: 6px;
    font-size: 0.9rem;
    border: 1px solid rgba(124, 58, 237, 0.3);
    transition: all var(--transition-speed) ease;
}

.skill-tag:hover {
    background-color: rgba(124, 58, 237, 0.2);
    border-color: var(--secondary-color);
    transform: scale(1.05);
}

/* ============================================
   Contact Section
   ============================================ */
.contact-section {
    padding: var(--section-padding);
    background-color: var(--darker-bg);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    max-width: 1000px;
    margin: 0 auto;
}

.contact-info h3 {
    font-size: 1.8rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.contact-info p {
    color: var(--text-secondary);
    margin-bottom: 2rem;
    line-height: 1.8;
}

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.contact-method {
    display: flex;
    align-items: center;
    gap: 1rem;
    color: var(--text-secondary);
}

.contact-method i {
    font-size: 1.5rem;
    color: var(--primary-color);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-message {
    padding: 1rem;
    border-radius: 8px;
    margin-bottom: 1rem;
    display: none;
    font-weight: 500;
    animation: slideDown 0.3s ease;
}

.form-message.success {
    background-color: rgba(16, 185, 129, 0.1);
    border: 1px solid var(--success-color);
    color: var(--success-color);
}

.form-message.error {
    background-color: rgba(239, 68, 68, 0.1);
    border: 1px solid var(--error-color);
    color: var(--error-color);
}

.form-message i {
    margin-right: 0.5rem;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.btn-loading {
    display: none;
}

.contact-form button[type="submit"]:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    font-family: var(--font-primary);
    font-size: 1rem;
    transition: all var(--transition-speed) ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* ============================================
   Support Section
   ============================================ */
.support-section {
    padding: var(--section-padding);
    background: linear-gradient(135deg, var(--darker-bg) 0%, var(--dark-bg) 100%);
}

.support-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 3rem;
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
    transition: all 0.3s ease;
}

.support-card:hover {
    border-color: var(--primary-color);
    box-shadow: 0 10px 40px rgba(0, 212, 255, 0.2);
    transform: translateY(-5px);
}

.support-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    animation: pulse 2s infinite;
}

.support-icon i {
    font-size: 2.5rem;
    color: white;
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

.support-card h2 {
    font-size: 2rem;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.support-card p {
    color: var(--text-secondary);
    font-size: 1.1rem;
    line-height: 1.6;
    margin-bottom: 2rem;
}

.btn-support {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 2.5rem;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border: none;
    border-radius: 50px;
    font-size: 1.1rem;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 212, 255, 0.3);
}

.btn-support:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(0, 212, 255, 0.4);
    color: white;
}

.btn-support i {
    font-size: 1.2rem;
}

/* ============================================
   Footer
   ============================================ */
.footer {
    background-color: var(--darker-bg);
    border-top: 1px solid var(--border-color);
    padding: 3rem 0 1.5rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h3,
.footer-section h4 {
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.footer-section p {
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    transition: all var(--transition-speed) ease;
}

.social-links a:hover {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    transform: translateY(-3px);
}

.social-links a.support-link {
    background: linear-gradient(135deg, #ff6b6b, #ff4757);
    border-color: #ff6b6b;
    color: white;
}

.social-links a.support-link:hover {
    background: linear-gradient(135deg, #ff4757, #ff3838);
    border-color: #ff4757;
    box-shadow: 0 4px 15px rgba(255, 71, 87, 0.4);
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 0.75rem;
}

.footer-links a {
    color: var(--text-secondary);
    transition: color var(--transition-speed) ease;
}

.footer-links a:hover {
    color: var(--primary-color);
}

.newsletter-form {
    display: flex;
    gap: 0.5rem;
}

.newsletter-form input {
    flex: 1;
    padding: 0.75rem;
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    color: var(--text-primary);
}

.newsletter-form button {
    padding: 0.75rem 1.5rem;
    background-color: var(--primary-color);
    border: none;
    border-radius: 6px;
    color: var(--darker-bg);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-speed) ease;
}

.newsletter-form button:hover {
    background-color: var(--secondary-color);
    transform: translateY(-2px);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
    color: var(--text-secondary);
}

.footer-bottom p {
    margin: 0.5rem 0;
}

.made-with {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.heart {
    color: var(--error-color);
    animation: heartbeat 1.5s ease infinite;
}

.visitor-stats {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-top: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
}

.visitor-stats i {
    color: var(--primary-color);
}

.visitor-stats span {
    font-weight: 600;
    color: var(--primary-color);
}

/* ============================================
   Legal Pages
   ============================================ */
.legal-page {
    padding: var(--section-padding);
    max-width: 900px;
    margin: 0 auto;
}

.legal-page h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.last-updated {
    color: var(--text-secondary);
    margin-bottom: 2rem;
    font-style: italic;
}

.legal-content {
    color: var(--text-secondary);
    line-height: 1.8;
}

.info-block {
    margin-bottom: 2.5rem;
}

.info-block h2 {
    font-size: 1.8rem;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.info-block h3 {
    font-size: 1.4rem;
    color: var(--primary-color);
    margin: 1.5rem 0 1rem;
}

.info-block h4 {
    font-size: 1.2rem;
    color: var(--text-primary);
    margin: 1rem 0 0.5rem;
}

.info-block p {
    margin-bottom: 1rem;
}

.info-block ul {
    margin-left: 2rem;
    margin-bottom: 1rem;
}

.info-block li {
    margin-bottom: 0.5rem;
}

.info-block a {
    color: var(--primary-color);
    text-decoration: underline;
}

/* ============================================
   404 Error Page
   ============================================ */
.error-page {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: calc(100vh - 200px);
    padding: 4rem 0;
}

.error-content {
    text-align: center;
}

.error-code {
    font-size: 8rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 1rem;
}

.error-content h2 {
    font-size: 2rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.error-content p {
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
}

.error-content .btn {
    margin-top: 2rem;
}

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

@keyframes heartbeat {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.1);
    }
}

@keyframes blink {
    0%, 49% {
        opacity: 1;
    }
    50%, 100% {
        opacity: 0;
    }
}

/* ============================================
   Responsive Design
   ============================================ */
@media (max-width: 968px) {
    .nav-links {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 80px);
        background-color: rgba(6, 9, 22, 0.98);
        backdrop-filter: blur(10px);
        flex-direction: column;
        padding: 2rem;
        gap: 0;
        transition: left 0.3s ease;
        border-top: 1px solid var(--border-color);
    }
    
    .nav-links.active {
        left: 0;
    }
    
    .nav-links li {
        width: 100%;
        text-align: center;
        margin-bottom: 1rem;
    }
    
    .nav-links a {
        display: block;
        width: 100%;
        padding: 1rem;
        font-size: 1.2rem;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.2rem;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
    }
    
    .projects-grid {
        grid-template-columns: 1fr;
    }
    
    .countdown {
        gap: 1rem;
    }
    
    .countdown-value {
        font-size: 2rem;
    }
}

@media (max-width: 640px) {
    .hero {
        padding: 80px 0;
    }
    
    .hero h1 {
        font-size: 2rem;
    }
    
    .hero-cta {
        flex-direction: column;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .error-code {
        font-size: 5rem;
    }
    
    .countdown-card {
        padding: 2rem 1rem;
    }
    
    .newsletter-form {
        flex-direction: column;
    }
}

/* ============================================
   Scroll Progress Bar
   ============================================ */
.scroll-progress-bar {
    position: fixed;
    top: 0;
    left: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    z-index: 10000;
    transition: width 0.1s ease;
    box-shadow: 0 0 10px var(--primary-color);
}

/* ============================================
   Particles Canvas
   ============================================ */
#particles-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

#hero-code-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 50%;
    height: 100%;
    z-index: 1;
    pointer-events: none;
    opacity: 0.5;
}

#hero-ejs-canvas {
    position: absolute;
    top: 0;
    right: 0;
    width: 50%;
    height: 100%;
    z-index: 1;
    pointer-events: none;
    opacity: 0.5;
}

/* ============================================
   Timeline Section
   ============================================ */
.timeline-section {
    padding: var(--section-padding);
    background: linear-gradient(135deg, var(--darker-bg) 0%, var(--dark-bg) 100%);
}

.timeline {
    position: relative;
    max-width: 900px;
    margin: 3rem auto 0;
    padding: 0 20px;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 100%;
    background: linear-gradient(180deg, var(--primary-color), var(--secondary-color));
    border-radius: 2px;
}

.timeline-item {
    display: flex;
    align-items: center;
    margin-bottom: 4rem;
    position: relative;
}

.timeline-item:nth-child(odd) {
    flex-direction: row;
}

.timeline-item:nth-child(even) {
    flex-direction: row-reverse;
}

.timeline-icon {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 0 0 4px var(--darker-bg), 0 0 0 8px rgba(0, 212, 255, 0.3);
    z-index: 2;
}

.timeline-icon i {
    font-size: 1.5rem;
    color: white;
}

.timeline-content {
    width: calc(50% - 50px);
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 2rem;
    position: relative;
    transition: all 0.3s ease;
    transform-style: preserve-3d;
}

.timeline-item:nth-child(odd) .timeline-content {
    margin-right: auto;
    text-align: right;
}

.timeline-item:nth-child(even) .timeline-content {
    margin-left: auto;
    text-align: left;
}

.timeline-content:hover {
    border-color: var(--primary-color);
    box-shadow: 0 8px 30px rgba(0, 212, 255, 0.2);
    transform: translateY(-5px);
}

.timeline-date {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border-radius: 20px;
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.timeline-content h3 {
    font-size: 1.5rem;
    margin-bottom: 0.75rem;
    color: var(--primary-color);
}

.timeline-content p {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Timeline arrows */
.timeline-item:nth-child(odd) .timeline-content::before {
    content: '';
    position: absolute;
    right: -15px;
    top: 50%;
    transform: translateY(-50%);
    width: 0;
    height: 0;
    border-left: 15px solid var(--card-bg);
    border-top: 15px solid transparent;
    border-bottom: 15px solid transparent;
}

.timeline-item:nth-child(even) .timeline-content::before {
    content: '';
    position: absolute;
    left: -15px;
    top: 50%;
    transform: translateY(-50%);
    width: 0;
    height: 0;
    border-right: 15px solid var(--card-bg);
    border-top: 15px solid transparent;
    border-bottom: 15px solid transparent;
}

/* ============================================
   Stats Section
   ============================================ */
.stats-section {
    padding: 60px 0;
    background: var(--darker-bg);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
}

.stat-card {
    background: var(--card-bg);
    padding: 2.5rem 1.5rem;
    border-radius: 12px;
    text-align: center;
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
    cursor: pointer;
    transform-style: preserve-3d;
}

.stat-card:hover {
    border-color: var(--primary-color);
    box-shadow: 0 8px 30px rgba(0, 212, 255, 0.2);
}

.stat-card i {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
    display: block;
}

.stat-number {
    display: block;
    font-size: 3.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
    font-family: var(--font-mono);
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    font-size: 1rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.9rem;
}

/* ============================================
   Project Card Enhancements
   ============================================ */
.project-card {
    transform-style: preserve-3d;
    transition: all 0.3s ease;
}

.project-links {
    display: flex;
    gap: 1rem;
    margin-top: 1.5rem;
}

.project-btn {
    flex: 1;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    background: rgba(0, 212, 255, 0.1);
    border: 1px solid var(--primary-color);
    border-radius: 8px;
    color: var(--primary-color);
    font-weight: 500;
    transition: all 0.3s ease;
    cursor: pointer;
}

.project-btn:hover {
    background: var(--primary-color);
    color: var(--dark-bg);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0, 212, 255, 0.3);
}

.project-btn i {
    font-size: 0.9rem;
}

/* ============================================
   Skill Bars
   ============================================ */
.skill-bars {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.skill-bar-item {
    width: 100%;
}

.skill-bar-info {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
    font-weight: 500;
}

.skill-percentage {
    color: var(--primary-color);
    font-family: var(--font-mono);
}

.skill-bar {
    height: 10px;
    background: rgba(0, 212, 255, 0.1);
    border-radius: 5px;
    overflow: hidden;
    position: relative;
}

.skill-bar-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    border-radius: 5px;
    transition: width 1.5s ease;
    position: relative;
    overflow: hidden;
}

.skill-bar-fill::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    animation: shimmer 2s infinite;
}

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

/* ============================================
   Responsive Updates for New Features
   ============================================ */
@media (max-width: 768px) {
    .code-blocks-container {
        flex-direction: column;
        gap: 1rem;
    }
    
    .code-animation {
        max-width: 100%;
        min-width: 100%;
    }
    
    .code-animation pre {
        font-size: 0.8rem;
        padding: 1rem;
        max-height: 250px;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }
    
    .stat-card {
        padding: 2rem 1rem;
    }
    
    .stat-number {
        font-size: 2.5rem;
    }
    
    .stat-card i {
        font-size: 2rem;
    }
    
    .project-links {
        flex-direction: column;
    }
    
    .project-btn {
        width: 100%;
    }
    
    .skill-bar-info {
        font-size: 0.9rem;
    }
    
    /* Timeline responsive */
    .timeline::before {
        left: 30px;
    }
    
    .timeline-item {
        flex-direction: row !important;
        padding-left: 80px;
    }
    
    .timeline-icon {
        left: 30px;
        transform: translateX(-50%);
    }
    
    .timeline-content {
        width: 100% !important;
        margin: 0 !important;
        text-align: left !important;
    }
    
    .timeline-item .timeline-content::before {
        left: -15px !important;
        right: auto !important;
        border-right: 15px solid var(--card-bg) !important;
        border-left: none !important;
        border-top: 15px solid transparent !important;
        border-bottom: 15px solid transparent !important;
    }
}

@media (max-width: 480px) {
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .scroll-progress-bar {
        height: 3px;
    }
}

/* ============================================
   WakaTime Section
   ============================================ */
.wakatime-section {
    padding: var(--section-padding);
    background: linear-gradient(135deg, var(--darker-bg) 0%, var(--dark-bg) 100%);
    position: relative;
}

.wakatime-section .section-subtitle {
    text-align: center;
    color: var(--text-secondary);
    margin-bottom: 3rem;
    font-size: 1.1rem;
}

.wakatime-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(500px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.wakatime-card {
    background: var(--card-bg);
    border-radius: 15px;
    padding: 2rem;
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

.wakatime-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary-color);
    box-shadow: 0 8px 30px rgba(0, 212, 255, 0.2);
}

.wakatime-card-wide {
    grid-column: 1 / -1;
}

.wakatime-card h3 {
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    font-size: 1.3rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.wakatime-card figure {
    margin: 0;
    width: 100%;
    min-height: 300px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.wakatime-card embed {
    width: 100%;
    height: 100%;
    min-height: 300px;
    border-radius: 10px;
}

@media (max-width: 768px) {
    .wakatime-grid {
        grid-template-columns: 1fr;
    }
    
    .wakatime-card figure,
    .wakatime-card embed {
        min-height: 250px;
    }
}