/* ============================================
   DESIGN TOKENS & RESET
   ============================================ */
:root {
    /* Colors - GitHub Minimalist Dark Theme */
    --bg-primary: #0d1117;
    --bg-secondary: #161b22;
    --bg-tertiary: #21262d;
    --bg-card: #161b22;
    --bg-card-hover: #1c2128;
    
    --accent-primary: #58a6ff; /* GitHub Blue */
    --accent-secondary: #3fb950; /* Green */
    --accent-tertiary: #d29922; /* Amber */
    --accent-glow: transparent;
    
    --text-primary: #f0f6fc;
    --text-secondary: #8b949e;
    --text-tertiary: #6e7681;
    --text-muted: #484f58;
    
    --border-color: #30363d;
    --border-hover: #8b949e;
    
    --gradient-primary: none;
    --gradient-accent: none;
    --gradient-card: none;
    
    /* Spacing */
    --section-padding: 100px;
    --container-max: 1140px;
    
    /* Typography */
    --font-main: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Inter', Roboto, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', Consolas, monospace;
    
    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-base: 0.2s ease;
    --transition-smooth: 0.3s ease;
    
    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.4);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.5);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.6);
    --shadow-glow: none;
    
    /* Border Radius */
    --radius-sm: 6px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
}

*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: var(--font-main);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.7;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

::selection {
    background: rgba(108, 92, 231, 0.3);
    color: #fff;
}

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

img {
    max-width: 100%;
    display: block;
}

button {
    cursor: pointer;
    border: none;
    outline: none;
    background: none;
    font-family: inherit;
}

input, textarea {
    font-family: inherit;
    outline: none;
}

/* ============================================
   CURSOR GLOW
   ============================================ */
.cursor-glow {
    position: fixed;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    pointer-events: none;
    z-index: 1;
    background: radial-gradient(circle, rgba(108, 92, 231, 0.06) 0%, transparent 70%);
    transform: translate(-50%, -50%);
    transition: opacity 0.3s;
    opacity: 0;
}

body:hover .cursor-glow {
    opacity: 1;
}

/* ============================================
   PARTICLE CANVAS
   ============================================ */
#particleCanvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    pointer-events: none;
}

/* ============================================
   LAYOUT
   ============================================ */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
}

.section {
    position: relative;
    padding: var(--section-padding) 0;
    z-index: 2;
}

.section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-bg);
    pointer-events: none;
}

/* Section Header */
.section-header {
    text-align: center;
    margin-bottom: 72px;
}

.section-tag {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--accent-primary);
    margin-bottom: 16px;
    letter-spacing: 1px;
}

.section-title {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 16px;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 500px;
    margin: 0 auto;
}

/* ============================================
   NAVIGATION
   ============================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 16px 0;
    transition: all var(--transition-base);
}

.navbar.scrolled {
    padding: 10px 0;
    background: rgba(10, 10, 15, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
}

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

.nav-logo {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.5px;
}

.logo-bracket {
    color: var(--accent-primary);
    font-weight: 800;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 8px;
}

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

.nav-link:hover {
    color: var(--text-primary);
}

.nav-link.active {
    color: var(--accent-primary);
    background: rgba(108, 92, 231, 0.1);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 8px;
    z-index: 1001;
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: all var(--transition-base);
}

.nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

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

.nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    z-index: 2;
    padding: 100px 24px 60px;
    gap: 60px;
    max-width: var(--container-max);
    margin: 0 auto;
}

.hero-content {
    flex: 1;
    max-width: 600px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    padding: 6px 14px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    font-size: 0.8rem;
    font-family: var(--font-mono);
    color: var(--accent-primary);
    margin-bottom: 24px;
    animation: fadeInUp 0.8s ease-out;
}

.hero-title {
    margin-bottom: 24px;
}

.hero-greeting {
    display: block;
    font-size: clamp(1rem, 2.5vw, 1.25rem);
    font-weight: 400;
    color: var(--text-secondary);
    margin-bottom: 8px;
    animation: fadeInUp 0.8s ease-out 0.1s both;
}

.hero-name {
    display: block;
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 800;
    line-height: 1.1;
    color: var(--text-primary);
    margin-bottom: 12px;
    animation: fadeInUp 0.8s ease-out 0.2s both;
}

.hero-role {
    display: flex;
    align-items: center;
    font-size: clamp(1.1rem, 3vw, 1.5rem);
    font-weight: 600;
    color: var(--text-primary);
    animation: fadeInUp 0.8s ease-out 0.3s both;
}

.typewriter-cursor {
    color: var(--accent-primary);
    animation: blink 1s step-end infinite;
    margin-left: 2px;
}

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

.hero-description {
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 36px;
    max-width: 500px;
    animation: fadeInUp 0.8s ease-out 0.4s both;
}

.hero-cta {
    display: flex;
    gap: 16px;
    margin-bottom: 48px;
    animation: fadeInUp 0.8s ease-out 0.5s both;
}

.hero-stats {
    display: flex;
    align-items: center;
    gap: 32px;
    animation: fadeInUp 0.8s ease-out 0.6s both;
}

.stat-item {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 2rem;
    font-weight: 800;
    color: var(--text-primary);
    line-height: 1.2;
}

.stat-plus {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent-primary);
}

.stat-label {
    display: block;
    font-size: 0.8rem;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-top: 4px;
}

.stat-divider {
    width: 1px;
    height: 40px;
    background: var(--border-color);
}

/* Hero Visual (Interactive Analytics Card) */
.hero-visual {
    flex: 1;
    max-width: 480px;
    animation: fadeInUp 0.8s ease-out 0.4s both;
}

.terminal-deck {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    font-family: var(--font-mono);
}

.terminal-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 16px;
    background: var(--bg-tertiary);
    border-bottom: 1px solid var(--border-color);
}

.terminal-controls {
    display: flex;
    gap: 6px;
}

.t-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}

.t-red { background: #f85149; }
.t-yellow { background: #d29922; }
.t-green { background: #3fb950; }

.terminal-title {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.terminal-body {
    padding: 18px;
    min-height: 210px;
    max-height: 250px;
    overflow-y: auto;
    font-size: 0.8rem;
    line-height: 1.7;
}

.term-line {
    margin-bottom: 8px;
}

.prompt-line {
    color: var(--text-primary);
    font-weight: 600;
}

.term-user {
    color: var(--accent-secondary);
}

.term-path {
    color: var(--accent-primary);
}

.term-response {
    color: var(--text-secondary);
    padding-left: 12px;
    border-left: 2px solid var(--border-color);
    margin-bottom: 12px;
}

.term-response p {
    margin-bottom: 4px;
}

.term-sub {
    font-size: 0.75rem;
    color: var(--text-tertiary);
}

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

.terminal-actions {
    display: flex;
    align-items: center;
    gap: 6px;
    flex-wrap: wrap;
    padding: 10px 16px;
    background: var(--bg-primary);
    border-top: 1px solid var(--border-color);
}

.actions-label {
    font-size: 0.7rem;
    color: var(--text-tertiary);
    margin-right: 4px;
    font-weight: 600;
}

.term-btn {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    font-family: var(--font-mono);
    font-size: 0.72rem;
    padding: 3px 9px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.term-btn:hover {
    border-color: var(--accent-primary);
    color: var(--accent-primary);
    background: rgba(88, 166, 255, 0.1);
}

/* About Avatar Card */
.about-card-avatar {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 40px 30px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    box-shadow: var(--shadow-md);
}

.avatar-ring {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    border: 2px solid var(--border-color);
    padding: 3px;
    margin-bottom: 20px;
    overflow: hidden;
}

.avatar-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%;
}

.avatar-inner {
    width: 100%;
    height: 100%;
    background: var(--bg-secondary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-mono);
    font-size: 2.2rem;
    font-weight: 800;
    color: var(--text-primary);
    letter-spacing: 1px;
}

.avatar-meta h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
}

.avatar-meta p {
    font-size: 0.85rem;
    color: var(--accent-secondary);
    margin-top: 4px;
    font-family: var(--font-mono);
}

/* Section Tag Badges */
.section-tag-badge {
    display: inline-block;
    padding: 4px 12px;
    background: rgba(99, 102, 241, 0.12);
    border: 1px solid rgba(99, 102, 241, 0.25);
    border-radius: 20px;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--accent-primary);
    letter-spacing: 1px;
    margin-bottom: 12px;
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    animation: fadeInUp 0.8s ease-out 0.8s both;
}

.scroll-indicator span {
    font-size: 0.75rem;
    color: var(--text-muted);
    letter-spacing: 2px;
    text-transform: uppercase;
}

.scroll-mouse {
    width: 24px;
    height: 38px;
    border: 2px solid var(--text-muted);
    border-radius: 12px;
    display: flex;
    justify-content: center;
    padding-top: 8px;
}

.scroll-wheel {
    width: 3px;
    height: 8px;
    background: var(--accent-primary);
    border-radius: 3px;
    animation: scrollWheel 2s ease-in-out infinite;
}

@keyframes scrollWheel {
    0% { transform: translateY(0); opacity: 1; }
    100% { transform: translateY(10px); opacity: 0; }
}

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

/* ============================================
   BUTTONS
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 0.95rem;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: var(--gradient-primary);
    color: #fff;
    box-shadow: 0 4px 15px rgba(108, 92, 231, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(108, 92, 231, 0.4);
}

.btn-primary:active {
    transform: translateY(0);
}

.btn-outline {
    color: var(--text-primary);
    border: 1px solid var(--border-hover);
    background: rgba(255, 255, 255, 0.02);
}

.btn-outline:hover {
    border-color: var(--accent-primary);
    background: rgba(108, 92, 231, 0.08);
    transform: translateY(-2px);
}

/* ============================================
   ABOUT SECTION
   ============================================ */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 60px;
    align-items: start;
}

.about-image-wrapper {
    position: relative;
}

.about-image-frame {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    aspect-ratio: 4/5;
}

.about-image-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 16px;
    color: var(--text-muted);
    background: linear-gradient(135deg, var(--bg-secondary), var(--bg-tertiary));
}

.about-image-placeholder span {
    font-size: 0.9rem;
    font-weight: 500;
}

.about-image-decoration {
    position: absolute;
    bottom: -12px;
    right: -12px;
    width: 100%;
    height: 100%;
    border: 2px solid var(--accent-primary);
    border-radius: var(--radius-lg);
    z-index: -1;
    opacity: 0.3;
}

.about-heading {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.4;
}

.about-text {
    color: var(--text-secondary);
    margin-bottom: 16px;
    line-height: 1.8;
}

.about-info-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin: 32px 0;
}

.about-info-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 16px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
}

.about-info-item:hover {
    border-color: var(--accent-primary);
    background: var(--bg-card-hover);
}

.about-info-item svg {
    color: var(--accent-primary);
    flex-shrink: 0;
}

.info-label {
    display: block;
    font-size: 0.75rem;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.info-value {
    display: block;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-primary);
}

/* ============================================
   SKILLS SECTION
   ============================================ */
.skills-categories {
    display: flex;
    flex-direction: column;
    gap: 48px;
}

.skill-category {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 32px;
    transition: border-color var(--transition-base);
}

.skill-category:hover {
    border-color: var(--border-hover);
}

.category-header {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 28px;
}

.category-icon {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(108, 92, 231, 0.1);
    border-radius: var(--radius-sm);
    color: var(--accent-primary);
}

.category-header h3 {
    font-size: 1.2rem;
    font-weight: 700;
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 16px;
}

.skill-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    padding: 24px 16px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.skill-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transition: transform var(--transition-base);
}

.skill-card:hover {
    transform: translateY(-4px);
    border-color: rgba(108, 92, 231, 0.3);
    box-shadow: var(--shadow-md);
}

.skill-card:hover::before {
    transform: scaleX(1);
}

.skill-icon {
    font-size: 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
}

.react-icon {
    font-size: 2.2rem;
}

.skill-name {
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--text-primary);
}

.skill-bar {
    width: 100%;
    height: 4px;
    background: rgba(255, 255, 255, 0.06);
    border-radius: 2px;
    overflow: hidden;
}

.skill-progress {
    height: 100%;
    background: var(--gradient-primary);
    border-radius: 2px;
    width: 0;
    transition: width 1.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.skill-card.animate .skill-progress {
    width: var(--progress);
}

/* ============================================
   PROJECTS SECTION
   ============================================ */
.project-filters {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-bottom: 48px;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 10px 22px;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
    border-radius: 50px;
    transition: all var(--transition-base);
}

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

.filter-btn.active {
    color: #fff;
    background: var(--gradient-primary);
    border-color: transparent;
    box-shadow: 0 4px 15px rgba(108, 92, 231, 0.3);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 24px;
}

.project-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all var(--transition-smooth);
    opacity: 1;
    transform: scale(1);
}

.project-card:hover {
    border-color: rgba(108, 92, 231, 0.3);
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg), var(--shadow-glow);
}

.project-image {
    position: relative;
    aspect-ratio: 16/10;
    overflow: hidden;
}

.project-image-placeholder {
    --placeholder-hue: 250;
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
    background: linear-gradient(
        135deg,
        hsl(var(--placeholder-hue), 30%, 12%),
        hsl(var(--placeholder-hue), 40%, 18%)
    );
    color: var(--text-muted);
    transition: transform var(--transition-smooth);
}

.project-card:hover .project-image-placeholder {
    transform: scale(1.05);
}

.project-image-placeholder span {
    font-size: 0.8rem;
    font-weight: 500;
}

.project-overlay {
    position: absolute;
    inset: 0;
    background: rgba(10, 10, 15, 0.85);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    opacity: 0;
    transition: opacity var(--transition-base);
}

.project-card:hover .project-overlay {
    opacity: 1;
}

.project-link {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 0.85rem;
    font-weight: 500;
    transition: all var(--transition-fast);
    transform: translateY(10px);
}

.project-card:hover .project-link {
    transform: translateY(0);
}

.project-link:hover {
    background: var(--accent-primary);
    border-color: var(--accent-primary);
}

.project-info {
    padding: 24px;
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 14px;
}

.project-tag {
    padding: 4px 12px;
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--accent-secondary);
    background: rgba(108, 92, 231, 0.1);
    border-radius: 50px;
}

.project-title {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--text-primary);
}

.project-description {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ============================================
   CONTACT SECTION
   ============================================ */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 60px;
    align-items: start;
}

.contact-heading {
    font-size: 1.6rem;
    font-weight: 700;
    margin-bottom: 16px;
}

.contact-text {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 32px;
}

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-bottom: 32px;
}

.contact-method {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px 20px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
}

.contact-method:hover {
    border-color: var(--accent-primary);
    background: var(--bg-card-hover);
    transform: translateX(4px);
}

.method-icon {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(108, 92, 231, 0.1);
    border-radius: var(--radius-sm);
    color: var(--accent-primary);
}

.method-label {
    display: block;
    font-size: 0.75rem;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.method-value {
    display: block;
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-primary);
}

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

.social-link {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    transition: all var(--transition-base);
}

.social-link:hover {
    color: #fff;
    background: var(--accent-primary);
    border-color: var(--accent-primary);
    transform: translateY(-3px);
    box-shadow: 0 4px 15px rgba(108, 92, 231, 0.3);
}

/* Contact Form */
.contact-form {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 36px;
}

.form-group {
    margin-bottom: 24px;
    position: relative;
}

.form-label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.form-input {
    width: 100%;
    padding: 14px 16px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 0.95rem;
    transition: all var(--transition-fast);
}

.form-input::placeholder {
    color: var(--text-muted);
}

.form-input:focus {
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(108, 92, 231, 0.15);
}

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

.form-line {
    display: none;
}

.btn-submit {
    width: 100%;
    justify-content: center;
    padding: 16px;
    font-size: 1rem;
}

.btn-submit .btn-loader {
    display: none;
    animation: spin 1s linear infinite;
}

.btn-submit.loading .btn-text { display: none; }
.btn-submit.loading .btn-loader { display: inline-flex; }
.btn-submit.loading svg:last-child { display: none; }

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

.form-status {
    margin-top: 16px;
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    text-align: center;
    display: none;
}

.form-status.success {
    display: block;
    background: rgba(0, 230, 118, 0.1);
    border: 1px solid rgba(0, 230, 118, 0.2);
    color: #00e676;
}

.form-status.error {
    display: block;
    background: rgba(255, 82, 82, 0.1);
    border: 1px solid rgba(255, 82, 82, 0.2);
    color: #ff5252;
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
    position: relative;
    z-index: 2;
    border-top: 1px solid var(--border-color);
    padding: 48px 0 24px;
    background: var(--bg-secondary);
}

.footer-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 32px;
}

.footer-tagline {
    color: var(--text-tertiary);
    font-size: 0.9rem;
    margin-top: 8px;
}

.footer-links {
    display: flex;
    gap: 24px;
}

.footer-links a {
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 500;
    transition: color var(--transition-fast);
}

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

.footer-bottom {
    text-align: center;
    padding-top: 24px;
    border-top: 1px solid var(--border-color);
}

.footer-bottom p {
    color: var(--text-muted);
    font-size: 0.85rem;
}

/* ============================================
   BACK TO TOP
   ============================================ */
.back-to-top {
    position: fixed;
    bottom: 32px;
    right: 32px;
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent-primary);
    color: #fff;
    border-radius: var(--radius-sm);
    z-index: 100;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all var(--transition-base);
    box-shadow: 0 4px 15px rgba(108, 92, 231, 0.3);
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 25px rgba(108, 92, 231, 0.4);
}

/* ============================================
   SCROLL ANIMATIONS
   ============================================ */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */
@media (max-width: 968px) {
    :root {
        --section-padding: 80px;
    }
    
    .hero {
        flex-direction: column;
        text-align: center;
        padding-top: 120px;
    }
    
    .hero-content {
        max-width: 100%;
    }
    
    .hero-description {
        max-width: 100%;
        margin-left: auto;
        margin-right: auto;
    }
    
    .hero-cta {
        justify-content: center;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .hero-role {
        justify-content: center;
    }
    
    .hero-visual {
        max-width: 100%;
    }
    
    .about-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .about-image-wrapper {
        max-width: 300px;
        margin: 0 auto;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        flex-direction: column;
        text-align: center;
        gap: 24px;
    }
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        flex-direction: column;
        background: var(--bg-secondary);
        border-left: 1px solid var(--border-color);
        padding: 80px 32px 32px;
        gap: 4px;
        transition: right var(--transition-smooth);
    }
    
    .nav-links.active {
        right: 0;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .projects-grid {
        grid-template-columns: 1fr;
    }
    
    .skills-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .about-info-grid {
        grid-template-columns: 1fr;
    }
    
    .scroll-indicator {
        display: none;
    }
}

@media (max-width: 480px) {
    .hero-stats {
        gap: 20px;
    }
    
    .stat-number {
        font-size: 1.5rem;
    }
    
    .hero-cta {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
    
    .contact-form {
        padding: 24px;
    }
    
    .skill-category {
        padding: 20px;
    }
    
    .skills-grid {
        grid-template-columns: 1fr 1fr;
        gap: 10px;
    }
}