/* ========================================
   Serab Yonjan Portfolio - Premium CSS
   Dark Theme with Neon Blue Accents
   ======================================== */

/* CSS Variables */
:root {
    /* Colors */
    --bg-primary: #0a0a0f;
    --bg-secondary: #12121a;
    --bg-tertiary: #1a1a25;
    --bg-card: rgba(26, 26, 37, 0.8);
    --text-primary: #ffffff;
    --text-secondary: #a0a0b0;
    --text-muted: #6b6b7b;
    --accent-primary: #3b82f6;
    --accent-secondary: #60a5fa;
    --accent-glow: rgba(59, 130, 246, 0.4);
    --gradient-start: #3b82f6;
    --gradient-end: #8b5cf6;
    --border-color: rgba(255, 255, 255, 0.1);
    --glass-bg: rgba(26, 26, 37, 0.6);
    --glass-border: rgba(255, 255, 255, 0.1);
    
    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-display: 'Playfair Display', Georgia, serif;
    
    /* Spacing */
    --section-padding: 120px;
    --container-max-width: 1280px;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-medium: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.2);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 10px 40px rgba(0, 0, 0, 0.4);
    --shadow-glow: 0 0 40px var(--accent-glow);
}

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

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

body {
    font-family: var(--font-primary);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    cursor: auto; /* restored default pointer */
}

/* Custom cursor styles removed since standard cursor is used */
/*
.cursor {
    width: 10px;
    height: 10px;
    background: var(--accent-primary);
    border-radius: 50%;
    position: fixed;
    pointer-events: none;
    z-index: 9999;
    transition: transform 0.1s ease;
    mix-blend-mode: difference;
}

.cursor-follower {
    width: 40px;
    height: 40px;
    border: 1px solid var(--accent-primary);
    border-radius: 50%;
    position: fixed;
    pointer-events: none;
    z-index: 9998;
    transition: transform 0.3s ease, opacity 0.3s ease;
    opacity: 0.5;
}

body:hover .cursor,
body:hover .cursor-follower {
    opacity: 1;
}
*/

/* Scroll Progress */
.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: rgba(255, 255, 255, 0.1);
    z-index: 10000;
}

.scroll-progress-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--gradient-start), var(--gradient-end));
    width: 0%;
    transition: width 0.1s ease;
}

/* Loading Screen */
.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 99999;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.loading-screen.hidden {
    opacity: 0;
    visibility: hidden;
}

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

.loading-logo {
    font-family: var(--font-display);
    font-size: 4rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 2rem;
    animation: pulse 2s infinite;
}

.loading-bar-container {
    width: 200px;
    height: 4px;
    background: var(--bg-tertiary);
    border-radius: 2px;
    overflow: hidden;
    margin: 0 auto 1rem;
}

.loading-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--gradient-start), var(--gradient-end));
    width: 0%;
    animation: loading 2s ease-out forwards;
}

.loading-text {
    color: var(--text-secondary);
    font-size: 0.9rem;
    letter-spacing: 2px;
    text-transform: uppercase;
}

@keyframes loading {
    0% { width: 0%; }
    100% { width: 100%; }
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 1.5rem 0;
    transition: var(--transition-medium);
}

.navbar.scrolled {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--glass-border);
    padding: 1rem 0;
}

.nav-container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    text-decoration: none;
}

.logo-text {
    font-family: var(--font-display);
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--text-primary);
}

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

.nav-menu {
    display: flex;
    gap: 2.5rem;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    transition: var(--transition-fast);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--gradient-start), var(--gradient-end));
    transition: var(--transition-fast);
}

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

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

/* Hamburger Menu */
.hamburger {
    display: none;
    flex-direction: column;
    gap: 6px;
    cursor: pointer;
    z-index: 1001;
}

.hamburger span {
    width: 28px;
    height: 2px;
    background: var(--text-primary);
    transition: var(--transition-fast);
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

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

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    padding: 0 2rem;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.gradient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.6;
    animation: float 20s infinite ease-in-out;
}

.orb-1 {
    width: 600px;
    height: 600px;
    background: var(--accent-primary);
    top: -200px;
    right: -100px;
    animation-delay: 0s;
}

.orb-2 {
    width: 400px;
    height: 400px;
    background: #8b5cf6;
    bottom: -100px;
    left: -100px;
    animation-delay: -5s;
}

.orb-3 {
    width: 300px;
    height: 300px;
    background: #ec4899;
    top: 50%;
    left: 50%;
    animation-delay: -10s;
    opacity: 0.3;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    25% { transform: translate(30px, -30px) scale(1.1); }
    50% { transform: translate(-20px, 20px) scale(0.9); }
    75% { transform: translate(20px, 10px) scale(1.05); }
}

.hero-particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 900px;
}

.hero-greeting {
    font-size: 1.1rem;
    color: var(--accent-secondary);
    margin-bottom: 1rem;
    letter-spacing: 3px;
    text-transform: uppercase;
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(3rem, 10vw, 7rem);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 1rem;
}

.title-line {
    display: block;
    background: linear-gradient(135deg, var(--text-primary), var(--text-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.5rem;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    min-height: 2rem;
}

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

@keyframes blink {
    0%, 50% { opacity: 1; }
    51%, 100% { opacity: 0; }
}

.hero-description {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto 2.5rem;
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 2rem;
    border-radius: 50px;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition-medium);
    cursor: pointer;
    border: none;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    color: white;
    box-shadow: var(--shadow-glow);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px var(--accent-glow);
}

.btn-secondary {
    background: transparent;
    color: var(--text-primary);
    border: 2px solid var(--border-color);
}

.btn-secondary:hover {
    background: var(--bg-tertiary);
    border-color: var(--accent-primary);
    transform: translateY(-3px);
}

.btn-outline {
    background: transparent;
    color: var(--text-primary);
    border: 2px solid var(--accent-primary);
}

.btn-outline:hover {
    background: var(--accent-primary);
    transform: translateY(-3px);
}

.btn-submit {
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    color: white;
    width: 100%;
    justify-content: center;
    box-shadow: var(--shadow-glow);
}

.btn-submit:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px var(--accent-glow);
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 3rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    animation: bounce 2s infinite;
}

.mouse {
    width: 26px;
    height: 40px;
    border: 2px solid var(--text-secondary);
    border-radius: 13px;
    display: flex;
    justify-content: center;
    padding-top: 8px;
}

.wheel {
    width: 4px;
    height: 8px;
    background: var(--accent-primary);
    border-radius: 2px;
    animation: scroll 2s infinite;
}

@keyframes scroll {
    0% { transform: translateY(0); opacity: 1; }
    100% { transform: translateY(15px); opacity: 0; }
}

@keyframes bounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(-10px); }
}

.scroll-text {
    font-size: 0.8rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 2px;
}

/* Section Container */
.section-container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: var(--section-padding) 2rem;
}

/* Section Header */
.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-tag {
    display: inline-block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--accent-primary);
    text-transform: uppercase;
    letter-spacing: 3px;
    margin-bottom: 1rem;
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: 1rem;
}

/* custom font for skills section title only */
#skills .section-title {
    font-family: Georgia, serif;
}

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

/* About Section */
.about {
    background: var(--bg-secondary);
    position: relative;
}

.about::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--border-color), transparent);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-image {
    position: relative;
}

.image-frame {
    position: relative;
    aspect-ratio: 3/4;
    max-width: 400px;
    margin: 0 auto;
}

.image-placeholder {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--bg-tertiary), var(--bg-card));
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 5rem;
    color: var(--text-muted);
    overflow: hidden;
}

.profile-image {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 20px;
    transition: transform 0.5s ease;
}

.image-frame:hover .profile-image {
    transform: scale(1.05);
}

.frame-border {
    position: absolute;
    inset: -10px;
    border: 2px solid var(--accent-primary);
    border-radius: 25px;
    opacity: 0.3;
    z-index: -1;
}

.experience-badge {
    position: absolute;
    bottom: -20px;
    right: -20px;
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    padding: 1.5rem 2rem;
    border-radius: 15px;
    text-align: center;
    box-shadow: var(--shadow-lg);
}

.badge-number {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 700;
    color: white;
    line-height: 1;
}

.badge-text {
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.9);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.about-text {
    max-width: 600px;
}

.about-heading {
    font-family: Georgia, serif;
    font-size: 2rem;
    margin-bottom: 1.5rem;
    line-height: 1.3;
}

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

.about-paragraph strong {
    color: var(--text-primary);
    font-weight: 600;
}

.about-stats {
    display: flex;
    gap: 2rem;
    margin-top: 2rem;
}

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

.stat-value {
    display: block;
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

/* Skills Section */
.skills {
    background: var(--bg-primary);
}

.skills-container {
    display: flex;
    flex-direction: column;
    gap: 3rem;
}

.skill-category {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    padding: 2.5rem;
}

.category-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 2rem;
}

.category-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: white;
}

.category-title {
    font-family: var(--font-display);
    font-size: 1.8rem;
    font-weight: 600;
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.skill-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 1.5rem;
    display: flex;
    gap: 1rem;
    transition: var(--transition-medium);
}

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

.skill-icon {
    width: 50px;
    height: 50px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.skill-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.skill-icon i {
    font-size: 2rem;
    color: var(--accent-primary);
}

.skill-info {
    flex: 1;
}

.skill-info h4 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.skill-info p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 0.75rem;
}

.skill-progress {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.progress-bar {
    flex: 1;
    height: 6px;
    background: var(--bg-tertiary);
    border-radius: 3px;
    overflow: hidden;
    position: relative;
}

.progress-bar::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    width: 0;
    background: linear-gradient(90deg, var(--gradient-start), var(--gradient-end));
    border-radius: 3px;
    transition: width 1s ease;
}

.progress-text {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--accent-primary);
    min-width: 40px;
}

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

.tag {
    background: rgba(59, 130, 246, 0.1);
    color: var(--accent-secondary);
    padding: 0.5rem 1rem;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 500;
    border: 1px solid rgba(59, 130, 246, 0.2);
}

/* Experience Section */
.experience {
    background: var(--bg-secondary);
    position: relative;
}

.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.timeline-line {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 2px;
    height: 100%;
    background: linear-gradient(180deg, var(--gradient-start), var(--gradient-end));
    opacity: 0.3;
}

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

.timeline-item:last-child {
    margin-bottom: 0;
}

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

.timeline-item:nth-child(odd) .timeline-content {
    padding-right: 3rem;
    padding-left: 0;
}

.timeline-item:nth-child(even) .timeline-content {
    padding-left: 3rem;
}

.timeline-marker {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 20px;
    height: 20px;
}

.marker-dot {
    width: 100%;
    height: 100%;
    background: var(--accent-primary);
    border-radius: 50%;
    box-shadow: 0 0 20px var(--accent-glow);
}

.marker-ring {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 40px;
    height: 40px;
    border: 2px solid var(--accent-primary);
    border-radius: 50%;
    opacity: 0.3;
    animation: pulse-ring 2s infinite;
}

@keyframes pulse-ring {
    0% { transform: translate(-50%, -50%) scale(1); opacity: 0.3; }
    100% { transform: translate(-50%, -50%) scale(1.5); opacity: 0; }
}

.timeline-content {
    flex: 1;
    max-width: calc(50% - 3rem);
}

.timeline-header {
    margin-bottom: 0.5rem;
}

.timeline-title {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.timeline-date {
    display: inline-block;
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    color: white;
    padding: 0.35rem 1rem;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
}

.timeline-company {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--accent-primary);
    font-weight: 500;
    margin-bottom: 1rem;
}

.timeline-item:nth-child(odd) .timeline-company {
    justify-content: flex-end;
}

.timeline-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.timeline-list li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--text-secondary);
    font-size: 0.95rem;
}

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

.timeline-list li i {
    color: var(--accent-primary);
    font-size: 0.85rem;
}

/* Portfolio Section */
.portfolio {
    background: var(--bg-primary);
}

.portfolio-filter {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 0.75rem 1.5rem;
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: 50px;
    color: var(--text-secondary);
    font-size: 0.95rem;
    cursor: pointer;
    transition: var(--transition-fast);
}

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

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.portfolio-item {
    position: relative;
    border-radius: 16px;
    overflow: hidden;
    aspect-ratio: 16/10;
}

.portfolio-image {
    width: 100%;
    height: 100%;
    position: relative;
}

.portfolio-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.portfolio-item:hover .portfolio-image img {
    transform: scale(1.1);
}

.portfolio-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(10, 10, 15, 0.95), rgba(10, 10, 15, 0.7), transparent);
    display: flex;
    align-items: flex-end;
    padding: 1.5rem;
    opacity: 0;
    transition: var(--transition-medium);
}

.portfolio-item:hover .portfolio-overlay {
    opacity: 1;
}

.portfolio-info {
    transform: translateY(20px);
    transition: transform 0.3s ease;
}

.portfolio-item:hover .portfolio-info {
    transform: translateY(0);
}

.portfolio-info h4 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.portfolio-info p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.portfolio-btn {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    border: none;
    border-radius: 50%;
    color: white;
    font-size: 1.2rem;
    cursor: pointer;
    transition: var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
}

.portfolio-btn:hover {
    transform: scale(1.1);
    box-shadow: var(--shadow-glow);
}

.portfolio-cta {
    text-align: center;
}

/* Contact Section */
.contact {
    background: var(--bg-secondary);
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

.contact-info .section-header {
    text-align: left;
    margin-bottom: 2rem;
}

.contact-info .section-header .section-title {
    text-align: left;
}

.contact-info .section-subtitle {
    margin: 0;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    text-decoration: none;
    color: inherit;
    transition: var(--transition-fast);
}

.contact-item:hover {
    transform: translateX(10px);
}

.contact-item:hover .contact-icon {
    background: var(--accent-primary);
    transform: rotate(10deg);
}

.contact-icon {
    width: 50px;
    height: 50px;
    background: var(--bg-tertiary);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    color: var(--accent-primary);
    transition: var(--transition-fast);
}

.contact-text {
    display: flex;
    flex-direction: column;
}

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

.contact-text .value {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
}

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

.social-btn {
    width: 50px;
    height: 50px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition-fast);
}

.social-btn:hover {
    background: var(--accent-primary);
    border-color: var(--accent-primary);
    color: white;
    transform: translateY(-5px);
}

/* Contact Form */
.contact-form-wrapper {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    padding: 2.5rem;
    position: relative;
}

.form-header {
    margin-bottom: 2rem;
}

.form-header h3 {
    font-family: var(--font-display);
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.form-header p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.input-wrapper {
    position: relative;
}

.input-wrapper input,
.input-wrapper textarea {
    width: 100%;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 1rem 1rem 1rem 3rem;
    color: var(--text-primary);
    font-size: 1rem;
    transition: var(--transition-fast);
    outline: none;
}

.input-wrapper textarea {
    min-height: 150px;
    resize: vertical;
}

.input-wrapper label {
    position: absolute;
    left: 3rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    font-size: 1rem;
    transition: var(--transition-fast);
    pointer-events: none;
}

.input-wrapper textarea + label {
    top: 1.5rem;
    transform: none;
}

.input-wrapper input:focus,
.input-wrapper textarea:focus {
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

.input-wrapper input:focus + label,
.input-wrapper textarea:focus + label,
.input-wrapper input:not(:placeholder-shown) + label,
.input-wrapper textarea:not(:placeholder-shown) + label {
    opacity: 0;
}

.input-wrapper i {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    font-size: 1rem;
}

.input-wrapper textarea ~ i {
    top: 1.5rem;
    transform: none;
}

.form-success {
    position: absolute;
    inset: 0;
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border-radius: 24px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-medium);
    padding: 2rem;
}

.form-success.active {
    opacity: 1;
    visibility: visible;
}

.success-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #10b981, #34d399);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: white;
    margin-bottom: 1.5rem;
    animation: scale-in 0.5s ease;
}

@keyframes scale-in {
    0% { transform: scale(0); }
    50% { transform: scale(1.2); }
    100% { transform: scale(1); }
}

.form-success h3 {
    font-family: var(--font-display);
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.form-success p {
    color: var(--text-secondary);
}

/* Footer */
.footer {
    background: var(--bg-primary);
    border-top: 1px solid var(--border-color);
    padding: 4rem 0 2rem;
}

.footer-content {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 2rem;
}

.footer-main {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 3rem;
    flex-wrap: wrap;
    gap: 2rem;
}

.footer-logo {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
    text-decoration: none;
}

.footer-tagline {
    color: var(--text-secondary);
    margin-top: 0.5rem;
}

.footer-links {
    display: flex;
    gap: 2rem;
    flex-wrap: wrap;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition-fast);
}

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

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

.copyright {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.credits {
    color: var(--text-muted);
    font-size: 0.85rem;
    margin-top: 0.5rem;
}

/* WhatsApp Float */
.whatsapp-float {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    z-index: 999;
}

.whatsapp-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    background: #25d366;
    border-radius: 50%;
    color: white;
    font-size: 1.8rem;
    text-decoration: none;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    transition: var(--transition-fast);
    position: relative;
    animation: whatsapp-bounce 2s infinite;
}

.whatsapp-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 30px rgba(37, 211, 102, 0.5);
}

@keyframes whatsapp-bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.whatsapp-tooltip {
    position: absolute;
    right: 70px;
    background: var(--bg-tertiary);
    color: var(--text-primary);
    padding: 0.5rem 1rem;
    border-radius: 8px;
    font-size: 0.85rem;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-fast);
}

.whatsapp-btn:hover .whatsapp-tooltip {
    opacity: 1;
    visibility: visible;
}

/* Lightbox */
.lightbox {
    position: fixed;
    inset: 0;
    background: rgba(10, 10, 15, 0.95);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-medium);
}

.lightbox.active {
    opacity: 1;
    visibility: visible;
}

.lightbox-content {
    position: relative;
    max-width: 90vw;
    max-height: 90vh;
}

.lightbox-close {
    position: absolute;
    top: -50px;
    right: 0;
    background: transparent;
    border: none;
    color: var(--text-primary);
    font-size: 1.5rem;
    cursor: pointer;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: var(--transition-fast);
}

.lightbox-close:hover {
    background: var(--bg-tertiary);
}

.lightbox-body img {
    max-width: 100%;
    max-height: 80vh;
    border-radius: 12px;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .about-content,
    .contact-wrapper {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .timeline-line {
        left: 20px;
    }
    
    .timeline-item,
    .timeline-item:nth-child(odd) {
        flex-direction: row;
        text-align: left;
        padding-left: 60px;
    }
    
    .timeline-item:nth-child(odd) .timeline-content,
    .timeline-item:nth-child(even) .timeline-content {
        padding: 0;
        max-width: 100%;
    }
    
    .timeline-marker {
        left: 20px;
        transform: translateX(-50%);
    }
    
    .timeline-item:nth-child(odd) .timeline-company {
        justify-content: flex-start;
    }
    
    .timeline-item:nth-child(odd) .timeline-list li {
        flex-direction: row;
    }
    
    .contact-info .section-header {
        text-align: center;
    }
    
    .contact-info .section-header .section-title {
        text-align: center;
    }
    
    .contact-details {
        align-items: center;
    }
    
    .social-links {
        justify-content: center;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 100%;
        height: 100vh;
        background: var(--bg-primary);
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 2rem;
        transition: var(--transition-medium);
    }
    
    .nav-menu.active {
        right: 0;
    }
    
    .hamburger {
        display: flex;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .btn {
        width: 100%;
        max-width: 280px;
        justify-content: center;
    }
    
    .skills-grid {
        grid-template-columns: 1fr;
    }
    
    .portfolio-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-main {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-links {
        justify-content: center;
    }
    
    .cursor,
    .cursor-follower {
        display: none;
    }
    
    body {
        cursor: auto;
    }
}

@media (max-width: 480px) {
    :root {
        --section-padding: 80px;
    }
    
    .section-container {
        padding-left: 1.5rem;
        padding-right: 1.5rem;
    }
    
    .skill-category,
    .contact-form-wrapper {
        padding: 1.5rem;
    }
    
    .about-stats {
        flex-direction: column;
        gap: 1rem;
    }
    
    .stat-box {
        text-align: center;
    }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    html {
        scroll-behavior: auto;
    }
}

/* Selection */
::selection {
    background: var(--accent-primary);
    color: white;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 10px;
}

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

::-webkit-scrollbar-thumb {
    background: var(--bg-tertiary);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--accent-primary);
}

/* Focus Visible */
:focus-visible {
    outline: 2px solid var(--accent-primary);
    outline-offset: 2px;
}

/* Hide focus outline for mouse users */
:focus:not(:focus-visible) {
    outline: none;
}