:root {
    --bg-primary: #ffffff;
    --bg-secondary: #faf9f7;
    --bg-tertiary: #f5f3f0;
    --bg-card: #ffffff;
    --bg-card-hover: #ffffff;

    --text-primary: #000000;
    --text-secondary: #2d2d2d;
    --text-muted: #6b6b6b;
    --text-light: #999999;

    --accent-primary: #000000;
    --accent-coral: #ff4f4f;
    --accent-coral-light: rgba(255, 79, 79, 0.08);

    --border-color: #e8e8e8;
    --border-hover: #d0d0d0;

    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.04);
    --shadow-md: 0 2px 8px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 4px 16px rgba(0, 0, 0, 0.08);

    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

    --section-padding: 30px 0;
    --container-width: 1100px;

    --transition-fast: 0.15s ease;
    --transition-normal: 0.2s ease;
}

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

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

body {
    font-family: var(--font-primary);
    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;
}

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

ul {
    list-style: none;
}

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

/* Hide particle canvas */
#particleCanvas {
    display: none;
}

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

.section {
    padding: var(--section-padding);
    position: relative;
}

.section-alt {
    background: var(--bg-secondary);
}

.section-title {
    font-size: 1.6rem;
    font-weight: 700;
    margin-bottom: 36px;
    display: flex;
    align-items: center;
    gap: 14px;
    letter-spacing: -0.02em;
}

.section-title::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--border-color);
    max-width: 260px;
}

.section-number {
    font-family: var(--font-mono);
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--accent-coral);
}

/* ==========================================
   CARDS — clean, bordered, no glass
   ========================================== */
.glass-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    transition: border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.glass-card:hover {
    border-color: var(--border-hover);
    box-shadow: var(--shadow-md);
    transform: none;
}

/* ==========================================
   GRADIENT TEXT — replaced with coral
   ========================================== */
.gradient-text {
    color: var(--accent-coral);
    background: none;
    -webkit-background-clip: unset;
    -webkit-text-fill-color: unset;
    background-clip: unset;
}

/* ==========================================
   BUTTONS — Wellfound style
   ========================================== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 12px 24px;
    border-radius: 8px;
    font-family: var(--font-primary);
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
    border: none;
    position: relative;
}

.btn::before {
    display: none;
}

.btn-primary {
    background: var(--accent-primary);
    color: #ffffff;
}

.btn-primary:hover {
    background: #222222;
    transform: none;
    box-shadow: none;
}

.btn-outline {
    background: transparent;
    color: var(--accent-primary);
    border: 1.5px solid var(--accent-primary);
}

.btn-outline:hover {
    background: var(--bg-secondary);
    transform: none;
}

.btn-lg {
    padding: 16px 36px;
    font-size: 0.95rem;
}

/* ==========================================
   NAVBAR
   ========================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 14px 0;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color);
    transition: padding var(--transition-normal);
}

.navbar.scrolled {
    padding: 10px 0;
}

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

.nav-logo {
    font-family: var(--font-mono);
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text-primary);
}

.logo-bracket {
    color: var(--accent-coral);
}

.nav-logo:hover {
    opacity: 0.7;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 4px;
}

.nav-link {
    font-size: 0.88rem;
    font-weight: 500;
    padding: 8px 14px;
    border-radius: 6px;
    color: var(--text-muted);
    transition: color var(--transition-fast), background var(--transition-fast);
}

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

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.nav-toggle span {
    width: 22px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: all var(--transition-fast);
}

/* ==========================================
   HERO SECTION
   ========================================== */
.hero {
    min-height: 100vh;
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: 60px;
    padding: 120px 24px 80px;
    max-width: var(--container-width);
    margin: 0 auto;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 16px;
    background: var(--accent-coral-light);
    border: 1px solid rgba(255, 79, 79, 0.15);
    border-radius: 50px;
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--accent-coral);
    margin-bottom: 24px;
}

.hero-badge i {
    font-size: 0.85rem;
}

.hero-title {
    font-size: 3.2rem;
    font-weight: 800;
    line-height: 1.12;
    margin-bottom: 18px;
    letter-spacing: -0.03em;
}

.hero-subtitle {
    font-size: 1.35rem;
    font-weight: 500;
    color: var(--text-muted);
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 4px;
}

.typing-text {
    color: var(--accent-coral);
    font-weight: 600;
}

.cursor {
    color: var(--accent-coral);
    animation: blink 1s step-end infinite;
    font-weight: 300;
}

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

.hero-description {
    font-size: 1.05rem;
    color: var(--text-muted);
    max-width: 520px;
    margin-bottom: 32px;
    line-height: 1.8;
}

.hero-actions {
    display: flex;
    gap: 14px;
    margin-bottom: 56px;
}

.hero-stats {
    display: flex;
    gap: 40px;
}

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

.stat-number {
    font-size: 2rem;
    font-weight: 800;
    color: var(--text-primary);
    background: none;
    -webkit-background-clip: unset;
    -webkit-text-fill-color: unset;
    background-clip: unset;
}

.stat-suffix {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--accent-coral);
    background: none;
    -webkit-background-clip: unset;
    -webkit-text-fill-color: unset;
    background-clip: unset;
}

.stat-label {
    display: block;
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--text-light);
    margin-top: 4px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* ==========================================
   TERMINAL WINDOW
   ========================================== */
.terminal-window {
    background: #1a1a2e;
    border: 1px solid #2a2a3e;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.terminal-header {
    background: #12121a;
    padding: 12px 18px;
    display: flex;
    align-items: center;
    gap: 14px;
    border-bottom: 1px solid #2a2a3e;
}

.terminal-dots {
    display: flex;
    gap: 7px;
}

.dot {
    width: 11px;
    height: 11px;
    border-radius: 50%;
}

.dot.red { background: #ff5f56; }
.dot.yellow { background: #ffbd2e; }
.dot.green { background: #27c93f; }

.terminal-title {
    font-family: var(--font-mono);
    font-size: 0.78rem;
    color: #666;
}

.terminal-body {
    padding: 18px;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    line-height: 1.9;
}

.terminal-line {
    margin-bottom: 3px;
}

.prompt {
    color: #6366f1;
    margin-right: 10px;
    font-weight: 600;
}

.command {
    color: #a78bfa;
}

.terminal-line.output span {
    color: #888;
    font-size: 0.76rem;
}

.green-text {
    color: #27c93f !important;
}

.cursor-blink {
    color: #6366f1;
    animation: blink 1s step-end infinite;
}

/* ==========================================
   ABOUT SECTION
   ========================================== */
.about-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 56px;
    align-items: start;
}

.about-text p {
    margin-bottom: 18px;
    color: var(--text-secondary);
    font-size: 1rem;
    line-height: 1.8;
}

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

.highlight {
    color: var(--accent-coral);
    font-weight: 500;
}

.about-info {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.info-card {
    display: flex;
    align-items: center;
    gap: 18px;
    padding: 18px 22px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    transition: border-color var(--transition-fast);
}

.info-card:hover {
    border-color: var(--border-hover);
    background: var(--bg-secondary);
    transform: none;
}

.info-icon {
    width: 44px;
    height: 44px;
    border-radius: 10px;
    background: var(--accent-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    color: white;
    flex-shrink: 0;
}

.info-card h4 {
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 2px;
}

.info-card p {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.info-meta {
    font-size: 0.75rem;
    color: var(--text-light);
}

/* ==========================================
   EXPERIENCE TIMELINE
   ========================================== */
.timeline {
    position: relative;
    padding-left: 36px;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 7px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--border-color);
}

.timeline-item {
    position: relative;
    margin-bottom: 36px;
}

.timeline-dot {
    position: absolute;
    left: -36px;
    top: 28px;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--accent-primary);
}

.timeline-dot::before {
    display: none;
}

.timeline-content {
    padding: 28px;
}

.timeline-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 20px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.timeline-role {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 4px;
    letter-spacing: -0.01em;
}

.timeline-company {
    font-size: 0.9rem;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.timeline-location {
    color: var(--text-light);
    font-size: 0.82rem;
    display: flex;
    align-items: center;
    gap: 4px;
}

.timeline-date {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--text-muted);
    background: var(--bg-secondary);
    padding: 5px 12px;
    border-radius: 6px;
    white-space: nowrap;
    display: flex;
    align-items: center;
    gap: 6px;
    border: 1px solid var(--border-color);
}

.timeline-details {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 20px;
}

.timeline-details li {
    display: flex;
    gap: 10px;
    color: var(--text-secondary);
    font-size: 0.92rem;
    line-height: 1.7;
}

.timeline-details li i {
    color: var(--accent-coral);
    margin-top: 6px;
    font-size: 0.65rem;
    flex-shrink: 0;
}

.timeline-details strong {
    color: var(--text-primary);
}

.metric {
    color: var(--accent-coral);
    font-weight: 700;
}

.timeline-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.tag {
    font-size: 0.76rem;
    font-weight: 500;
    padding: 4px 12px;
    background: var(--bg-secondary);
    color: var(--text-muted);
    border-radius: 50px;
    border: 1px solid var(--border-color);
}

/* ==========================================
   PROJECTS SECTION
   ========================================== */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: 24px;
}

.project-card {
    padding: 28px;
    position: relative;
    overflow: hidden;
}

.project-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--accent-primary);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s ease;
}

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

.project-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 20px;
}

.project-icon {
    width: 50px;
    height: 50px;
    border-radius: 12px;
    background: var(--accent-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    color: white;
}

.project-links {
    display: flex;
    gap: 10px;
}

.project-link {
    width: 36px;
    height: 36px;
    border-radius: 8px;
    background: var(--bg-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    transition: all var(--transition-fast);
    font-size: 1rem;
    border: 1px solid var(--border-color);
}

.project-link:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.project-title {
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 12px;
    letter-spacing: -0.01em;
}

.project-date {
    font-family: var(--font-mono);
    font-size: 0.78rem;
    color: var(--text-light);
    margin-bottom: 14px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.project-description {
    font-size: 0.88rem;
    color: var(--text-muted);
    margin-bottom: 18px;
    line-height: 1.7;
}

.project-highlights {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 20px;
}

.project-highlights li {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    font-size: 0.83rem;
    color: var(--text-secondary);
}

.project-highlights li i {
    color: var(--accent-coral);
    margin-top: 3px;
    font-size: 0.75rem;
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.project-tech span {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    padding: 3px 10px;
    background: var(--bg-secondary);
    color: var(--text-muted);
    border-radius: 4px;
    border: 1px solid var(--border-color);
}

/* ==========================================
   SKILLS SECTION
   ========================================== */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 20px;
}

.skill-category {
    padding: 28px;
}

.skill-category-header {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 20px;
}

.skill-icon {
    width: 44px;
    height: 44px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    color: white;
}

.skill-icon.cloud { background: #000000; }
.skill-icon.cicd { background: #2d2d2d; }
.skill-icon.security { background: var(--accent-coral); }
.skill-icon.monitoring { background: #444444; }
.skill-icon.dev { background: #1a1a1a; }

.skill-category h3 {
    font-size: 1rem;
    font-weight: 600;
}

.skill-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.skill-tag {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 7px 14px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-size: 0.82rem;
    color: var(--text-secondary);
    transition: border-color var(--transition-fast);
}

.skill-tag:hover {
    border-color: var(--border-hover);
    color: var(--text-primary);
    background: var(--bg-secondary);
    transform: none;
}

.skill-tag i {
    font-size: 0.85rem;
    opacity: 0.6;
}

/* ==========================================
   CERTIFICATIONS
   ========================================== */
.certs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 20px;
}

.cert-card {
    padding: 24px;
    display: flex;
    align-items: center;
    gap: 20px;
    position: relative;
    overflow: hidden;
}

.cert-badge {
    width: 56px;
    height: 56px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    color: white;
    flex-shrink: 0;
}

.cert-badge.gcp { background: #4285f4; }
.cert-badge.anthropic { background: #d4a574; }
.cert-badge.google { background: #ea4335; }
.cert-badge.coursera { background: #0056d2; }

.cert-info h3 {
    font-size: 0.98rem;
    font-weight: 600;
    margin-bottom: 3px;
}

.cert-issuer {
    font-size: 0.85rem;
    color: var(--accent-coral);
    margin-bottom: 6px;
}

.cert-meta {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
}

.cert-meta span {
    font-size: 0.75rem;
    color: var(--text-light);
    display: flex;
    align-items: center;
    gap: 5px;
}

.cert-meta i {
    color: var(--accent-coral);
    font-size: 0.68rem;
}

.cert-glow {
    display: none;
}

/* ==========================================
   GALLERY SECTION
   ========================================== */
.gallery-subtitle {
    font-size: 1.05rem;
    color: var(--text-muted);
    margin-bottom: 32px;
    line-height: 1.7;
}

/* Filter Tabs */
.gallery-filters {
    display: flex;
    gap: 8px;
    margin-bottom: 32px;
}

.gallery-filter {
    padding: 8px 20px;
    border-radius: 50px;
    border: 1px solid var(--border-color);
    background: var(--bg-primary);
    color: var(--text-muted);
    font-family: var(--font-primary);
    font-size: 0.85rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
}

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

.gallery-filter.active {
    background: var(--accent-primary);
    color: #ffffff;
    border-color: var(--accent-primary);
}

/* Carousel Wrapper */
.gallery-carousel-wrapper {
    position: relative;
    overflow: hidden;
}

/* Navigation Arrows */
.gallery-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-70%);
    z-index: 10;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    border: 1px solid var(--border-color);
    background: rgba(255, 255, 255, 0.95);
    color: var(--text-primary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
    transition: all var(--transition-fast);
    box-shadow: var(--shadow-md);
}

.gallery-arrow:hover {
    background: var(--accent-primary);
    color: #ffffff;
    border-color: var(--accent-primary);
}

.gallery-arrow-left {
    left: 12px;
}

.gallery-arrow-right {
    right: 12px;
}

/* Carousel Track */
.gallery-carousel {
    display: flex;
    gap: 24px;
    overflow-x: auto;
    scroll-behavior: smooth;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    padding: 4px 0 20px;
}

.gallery-carousel::-webkit-scrollbar {
    display: none;
}

/* Individual Slide */
.gallery-slide {
    flex: 0 0 360px;
    scroll-snap-align: start;
    border-radius: 14px;
    overflow: hidden;
    border: 1px solid var(--border-color);
    background: var(--bg-card);
    transition: border-color var(--transition-normal), box-shadow var(--transition-normal), opacity 0.3s ease, transform 0.3s ease;
}

.gallery-slide.hidden {
    opacity: 0;
    transform: scale(0.95);
    position: absolute;
    pointer-events: none;
    width: 0;
    flex: 0 0 0;
    overflow: hidden;
    border: none;
    margin: 0;
    padding: 0;
}

.gallery-slide:hover {
    border-color: var(--border-hover);
    box-shadow: var(--shadow-lg);
}

/* Image Wrapper */
.gallery-img-wrapper {
    position: relative;
    width: 100%;
    height: 240px;
    overflow: hidden;
    cursor: pointer;
}

.gallery-img-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.gallery-slide:hover .gallery-img-wrapper img {
    transform: scale(1.05);
}

/* Hover Overlay */
.gallery-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.35);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.gallery-overlay i {
    color: #ffffff;
    font-size: 1.6rem;
    background: rgba(0, 0, 0, 0.4);
    width: 52px;
    height: 52px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transform: scale(0.8);
    transition: transform 0.3s ease;
}

.gallery-slide:hover .gallery-overlay {
    opacity: 1;
}

.gallery-slide:hover .gallery-overlay i {
    transform: scale(1);
}

/* Caption */
.gallery-caption {
    padding: 18px 20px;
}

.gallery-badge {
    display: inline-block;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 3px 10px;
    border-radius: 50px;
    margin-bottom: 8px;
}

.gallery-badge.internship {
    background: rgba(99, 102, 241, 0.1);
    color: #6366f1;
}

.gallery-badge.achievement {
    background: var(--accent-coral-light);
    color: var(--accent-coral);
}

.gallery-caption h4 {
    font-size: 0.95rem;
    font-weight: 600;
    margin-bottom: 4px;
    letter-spacing: -0.01em;
}

.gallery-caption p {
    font-size: 0.82rem;
    color: var(--text-muted);
    line-height: 1.6;
}

/* Dot Indicators */
.gallery-dots {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 24px;
}

.gallery-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    border: none;
    background: var(--border-color);
    cursor: pointer;
    transition: all var(--transition-fast);
    padding: 0;
}

.gallery-dot.active {
    background: var(--accent-primary);
    width: 24px;
    border-radius: 4px;
}

/* ==========================================
   LIGHTBOX
   ========================================== */
.lightbox {
    position: fixed;
    inset: 0;
    z-index: 2000;
    background: rgba(0, 0, 0, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

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

.lightbox-close {
    position: absolute;
    top: 24px;
    right: 24px;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    border: 1px solid rgba(255, 255, 255, 0.2);
    background: rgba(255, 255, 255, 0.1);
    color: #ffffff;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    transition: all var(--transition-fast);
    z-index: 2001;
}

.lightbox-close:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.4);
}

.lightbox-content {
    max-width: 90vw;
    max-height: 85vh;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.lightbox-content img {
    max-width: 100%;
    max-height: 75vh;
    border-radius: 12px;
    box-shadow: 0 8px 40px rgba(0, 0, 0, 0.5);
    object-fit: contain;
    transform: scale(0.9);
    transition: transform 0.3s ease;
}

.lightbox.open .lightbox-content img {
    transform: scale(1);
}

.lightbox-caption {
    color: rgba(255, 255, 255, 0.85);
    font-size: 0.95rem;
    margin-top: 16px;
    text-align: center;
    font-weight: 500;
}

.lightbox-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 48px;
    height: 48px;
    border-radius: 50%;
    border: 1px solid rgba(255, 255, 255, 0.2);
    background: rgba(255, 255, 255, 0.1);
    color: #ffffff;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    transition: all var(--transition-fast);
    z-index: 2001;
}

.lightbox-arrow:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.4);
}

.lightbox-prev {
    left: 24px;
}

.lightbox-next {
    right: 24px;
}

/* ==========================================
   CONTACT SECTION
   ========================================== */
.contact-content {
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.contact-description {
    font-size: 1.1rem;
    color: var(--text-muted);
    margin-bottom: 40px;
    line-height: 1.8;
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    margin-bottom: 16px;
}

.contact-grid-secondary {
    grid-template-columns: 1fr;
    max-width: 213px;
    margin: 0 auto;
}

.contact-card {
    padding: 24px 18px;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    cursor: pointer;
}

.contact-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background: var(--accent-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    color: white;
}

.contact-card h4 {
    font-size: 0.9rem;
    font-weight: 600;
}

.contact-card p {
    font-size: 0.82rem;
    color: var(--text-light);
    word-break: break-all;
}

/* ==========================================
   FOOTER
   ========================================== */
.footer {
    padding: 36px 0;
    border-top: 1px solid var(--border-color);
}

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

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

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

.footer-links a {
    width: 36px;
    height: 36px;
    border-radius: 8px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    transition: all var(--transition-fast);
    font-size: 0.95rem;
}

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

/* ==========================================
   SCROLL TO TOP
   ========================================== */
.scroll-top {
    position: fixed;
    bottom: 28px;
    right: 28px;
    width: 44px;
    height: 44px;
    border-radius: 10px;
    background: var(--accent-primary);
    color: white;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-normal), visibility var(--transition-normal);
    box-shadow: var(--shadow-md);
}

.scroll-top.visible {
    opacity: 1;
    visibility: visible;
}

.scroll-top:hover {
    background: #222222;
}

/* ==========================================
   NO ANIMATIONS — all elements visible
   ========================================== */
.animate-on-scroll {
    opacity: 1 !important;
    transform: none !important;
}

/* ==========================================
   RESPONSIVE DESIGN
   ========================================== */
@media (max-width: 1024px) {
    .hero {
        grid-template-columns: 1fr;
        gap: 40px;
        padding-top: 100px;
    }

    .hero-title {
        font-size: 2.6rem;
    }

    .hero-visual {
        order: -1;
    }

    .about-grid {
        grid-template-columns: 1fr;
        gap: 36px;
    }

    .projects-grid {
        grid-template-columns: 1fr;
    }

    .gallery-slide {
        flex: 0 0 320px;
    }
}

@media (max-width: 768px) {
    :root {
        --section-padding: 48px 0;
    }

    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 70%;
        max-width: 280px;
        height: 100vh;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(12px);
        -webkit-backdrop-filter: blur(12px);
        flex-direction: column;
        padding: 80px 28px 28px;
        gap: 4px;
        transition: right var(--transition-normal);
        border-left: 1px solid var(--border-color);
    }

    .nav-links.open {
        right: 0;
    }

    .nav-toggle {
        display: flex;
        z-index: 1001;
    }

    .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-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1.1rem;
    }

    .hero-stats {
        gap: 24px;
    }

    .stat-number {
        font-size: 1.6rem;
    }

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

    .section-title {
        font-size: 1.4rem;
        margin-bottom: 36px;
    }

    .timeline {
        padding-left: 28px;
    }

    .timeline-dot {
        left: -28px;
    }

    .timeline-header {
        flex-direction: column;
    }

    .timeline-content {
        padding: 22px;
    }

    .skills-grid {
        grid-template-columns: 1fr;
    }

    .certs-grid {
        grid-template-columns: 1fr;
    }

    .contact-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .gallery-slide {
        flex: 0 0 280px;
    }

    .gallery-img-wrapper {
        height: 200px;
    }

    .gallery-arrow {
        width: 36px;
        height: 36px;
        font-size: 0.8rem;
    }

    .gallery-arrow-left {
        left: 6px;
    }

    .gallery-arrow-right {
        right: 6px;
    }

    .gallery-filters {
        flex-wrap: wrap;
    }

    .lightbox-arrow {
        width: 40px;
        height: 40px;
    }

    .lightbox-prev {
        left: 12px;
    }

    .lightbox-next {
        right: 12px;
    }

    .footer-content {
        flex-direction: column;
        gap: 18px;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 1.7rem;
    }

    .hero-stats {
        flex-direction: column;
        gap: 14px;
    }

    .contact-grid {
        grid-template-columns: 1fr;
    }

    .gallery-slide {
        flex: 0 0 260px;
    }

    .gallery-img-wrapper {
        height: 180px;
    }

    .lightbox-prev {
        left: 8px;
    }

    .lightbox-next {
        right: 8px;
    }
}