/* ============================================
   PORTFOLIO WEBSITE — DESIGN SYSTEM & STYLES
   Premium dark theme with glassmorphism
   ============================================ */

/* ── Google Fonts ── */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Space+Grotesk:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap');

/* ── CSS Variables (Design Tokens) ── */
:root {
    /* Colors */
    --bg-primary: #0a0a0f;
    --bg-secondary: #0f0f18;
    --bg-tertiary: #141422;
    --bg-card: rgba(20, 20, 34, 0.6);
    --bg-glass: rgba(20, 20, 40, 0.4);

    --text-primary: #e8e8f0;
    --text-secondary: #9898b0;
    --text-muted: #5a5a78;

    --accent-cyan: #00f5d4;
    --accent-purple: #7b2ff7;
    --accent-blue: #4c7cf5;
    --accent-pink: #f72f8e;

    --gradient-primary: linear-gradient(135deg, #00f5d4, #7b2ff7);
    --gradient-secondary: linear-gradient(135deg, #7b2ff7, #f72f8e);
    --gradient-card: linear-gradient(145deg, rgba(0, 245, 212, 0.05), rgba(123, 47, 247, 0.05));

    --glass-border: rgba(255, 255, 255, 0.06);
    --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);

    --glow-cyan: 0 0 20px rgba(0, 245, 212, 0.3);
    --glow-purple: 0 0 20px rgba(123, 47, 247, 0.3);

    /* Typography */
    --font-heading: 'Space Grotesk', sans-serif;
    --font-body: 'Inter', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;

    /* Spacing */
    --section-padding: 100px 0;
    --container-max: 1200px;
    --border-radius: 16px;
    --border-radius-sm: 8px;

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.6s ease;
}

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

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

body {
    font-family: var(--font-body);
    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;
    transition: color var(--transition-fast);
}

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

ul, ol {
    list-style: none;
}

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

/* ── Selection Highlight ── */
::selection {
    background: rgba(0, 245, 212, 0.3);
    color: #fff;
}

/* ── Scrollbar ── */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: var(--bg-primary);
}
::-webkit-scrollbar-thumb {
    background: var(--accent-purple);
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--accent-cyan);
}

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

/* ══════════════════════════════════════════
   NAVIGATION BAR
   ══════════════════════════════════════════ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 20px 0;
    transition: all var(--transition-base);
}

.navbar.scrolled {
    padding: 12px 0;
    background: rgba(10, 10, 15, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--glass-border);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

.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-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.5px;
}

.nav-logo span {
    -webkit-text-fill-color: var(--text-secondary);
    font-weight: 400;
    font-size: 0.9rem;
    margin-left: 6px;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-link {
    font-family: var(--font-body);
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
    padding: 8px 16px;
    border-radius: var(--border-radius-sm);
    transition: all var(--transition-fast);
    position: relative;
}

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

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 20px;
    height: 2px;
    background: var(--accent-cyan);
    border-radius: 1px;
}

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

.nav-toggle span {
    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;
    position: relative;
    z-index: 1;
    padding-top: 80px;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-text {
    z-index: 2;
}

.hero-greeting {
    font-family: var(--font-mono);
    font-size: 0.95rem;
    color: var(--accent-cyan);
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.hero-greeting::before {
    content: '▹';
    color: var(--accent-cyan);
}

.hero-name {
    font-family: var(--font-heading);
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.hero-name .highlight {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-title {
    font-family: var(--font-heading);
    font-size: clamp(1.2rem, 2.5vw, 1.8rem);
    color: var(--text-secondary);
    margin-bottom: 24px;
    min-height: 2.4em;
}

.hero-title .typing-cursor {
    display: inline-block;
    width: 3px;
    height: 1.2em;
    background: var(--accent-cyan);
    margin-left: 4px;
    animation: blink 1s step-end infinite;
    vertical-align: text-bottom;
}

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

.hero-description {
    font-size: 1.05rem;
    color: var(--text-secondary);
    max-width: 520px;
    margin-bottom: 36px;
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 32px;
    background: var(--gradient-primary);
    color: var(--bg-primary);
    font-family: var(--font-body);
    font-size: 0.95rem;
    font-weight: 600;
    border: none;
    border-radius: var(--border-radius-sm);
    cursor: pointer;
    transition: all var(--transition-base);
    box-shadow: 0 4px 20px rgba(0, 245, 212, 0.2);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(0, 245, 212, 0.35);
}

.btn-outline {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 32px;
    background: transparent;
    color: var(--accent-cyan);
    font-family: var(--font-body);
    font-size: 0.95rem;
    font-weight: 600;
    border: 2px solid var(--accent-cyan);
    border-radius: var(--border-radius-sm);
    cursor: pointer;
    transition: all var(--transition-base);
}

.btn-outline:hover {
    background: rgba(0, 245, 212, 0.1);
    transform: translateY(-2px);
    box-shadow: var(--glow-cyan);
}

/* Hero Image */
.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 2;
}

.profile-image-wrapper {
    position: relative;
    width: 360px;
    height: 360px;
}

.profile-image-wrapper::before {
    content: '';
    position: absolute;
    inset: -4px;
    border-radius: 50%;
    background: var(--gradient-primary);
    z-index: -1;
    animation: rotateGlow 4s linear infinite;
}

@keyframes rotateGlow {
    0% { filter: hue-rotate(0deg); }
    100% { filter: hue-rotate(360deg); }
}

.profile-image-wrapper::after {
    content: '';
    position: absolute;
    inset: -20px;
    border-radius: 50%;
    border: 1px dashed rgba(0, 245, 212, 0.2);
    animation: spinSlow 20s linear infinite;
}

@keyframes spinSlow {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.profile-image {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    object-fit: cover;
    object-position: center top;
    border: 4px solid var(--bg-primary);
    position: relative;
    z-index: 1;
}

/* Hero social links */
.hero-social {
    display: flex;
    gap: 16px;
    margin-top: 32px;
}

.social-link {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    border: 1px solid var(--glass-border);
    background: var(--bg-glass);
    color: var(--text-secondary);
    font-size: 1.1rem;
    transition: all var(--transition-base);
}

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

/* ══════════════════════════════════════════
   SECTION COMMON STYLES
   ══════════════════════════════════════════ */
section {
    position: relative;
    z-index: 1;
    padding: var(--section-padding);
}

.section-header {
    text-align: center;
    margin-bottom: 64px;
}

.section-tag {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--accent-cyan);
    text-transform: uppercase;
    letter-spacing: 3px;
    margin-bottom: 12px;
}

.section-title {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 4vw, 2.8rem);
    font-weight: 700;
    margin-bottom: 16px;
    line-height: 1.2;
}

.section-title .gradient {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-subtitle {
    font-size: 1.05rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

.section-divider {
    width: 60px;
    height: 3px;
    background: var(--gradient-primary);
    margin: 20px auto 0;
    border-radius: 2px;
}

/* ══════════════════════════════════════════
   ABOUT SECTION
   ══════════════════════════════════════════ */
.about-content {
    display: grid;
    grid-template-columns: 1fr 1.3fr;
    gap: 60px;
    align-items: start;
}

.about-image-card {
    position: relative;
    border-radius: var(--border-radius);
    overflow: hidden;
    background: var(--bg-card);
    border: 1px solid var(--glass-border);
    padding: 20px;
}

.about-image-card img {
    width: 100%;
    border-radius: 12px;
    object-fit: cover;
    aspect-ratio: 4/5;
    object-position: center top;
}

.about-image-label {
    position: absolute;
    bottom: 30px;
    left: 30px;
    right: 30px;
    padding: 16px 20px;
    background: rgba(10, 10, 15, 0.85);
    backdrop-filter: blur(10px);
    border-radius: var(--border-radius-sm);
    border: 1px solid var(--glass-border);
}

.about-image-label .name {
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 1.1rem;
    color: var(--text-primary);
}

.about-image-label .role {
    font-size: 0.85rem;
    color: var(--accent-cyan);
    font-family: var(--font-mono);
}

.about-text h3 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    margin-bottom: 20px;
    color: var(--text-primary);
}

.about-text p {
    color: var(--text-secondary);
    margin-bottom: 16px;
    font-size: 1rem;
    line-height: 1.8;
}

.about-highlight {
    color: var(--accent-cyan) !important;
    font-weight: 500;
}

/* Stats */
.about-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-top: 36px;
}

.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius);
    padding: 24px 20px;
    text-align: center;
    transition: all var(--transition-base);
}

.stat-card:hover {
    border-color: rgba(0, 245, 212, 0.2);
    transform: translateY(-4px);
    box-shadow: var(--glow-cyan);
}

.stat-number {
    font-family: var(--font-heading);
    font-size: 2.2rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 4px;
}

.stat-label {
    font-size: 0.8rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* ══════════════════════════════════════════
   SKILLS SECTION
   ══════════════════════════════════════════ */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 24px;
}

.skill-category {
    background: var(--bg-card);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius);
    padding: 32px 28px;
    transition: all var(--transition-base);
}

.skill-category:hover {
    border-color: rgba(0, 245, 212, 0.15);
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
}

.skill-category-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-card);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    font-size: 1.4rem;
    margin-bottom: 20px;
}

.skill-category-title {
    font-family: var(--font-heading);
    font-size: 1.15rem;
    font-weight: 600;
    margin-bottom: 20px;
    color: var(--text-primary);
}

.skill-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
}

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

.skill-name {
    font-size: 0.9rem;
    color: var(--text-secondary);
    font-weight: 500;
}

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

.skill-progress-fill {
    height: 100%;
    background: var(--gradient-primary);
    border-radius: 2px;
    width: 0;
    transition: width 1.5s ease;
}

/* ══════════════════════════════════════════
   PROJECTS SECTION
   ══════════════════════════════════════════ */
.projects-list {
    display: flex;
    flex-direction: column;
    gap: 48px;
}

.project-card {
    background: var(--bg-card);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius);
    overflow: hidden;
    transition: all 0.4s ease;
    will-change: transform;
}

.project-card:hover {
    border-color: rgba(0, 245, 212, 0.15);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4), var(--glow-cyan);
}

.project-inner {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 0;
}

.project-card:nth-child(even) .project-inner {
    grid-template-columns: 1fr 1.2fr;
}

.project-card:nth-child(even) .project-preview {
    order: 2;
}

.project-card:nth-child(even) .project-info {
    order: 1;
}

.project-preview {
    position: relative;
    overflow: hidden;
    background: var(--bg-secondary);
    min-height: 300px;
}

.project-preview img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.project-card:hover .project-preview img {
    transform: scale(1.05);
}

.project-preview-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(0, 245, 212, 0.05), rgba(123, 47, 247, 0.1));
    pointer-events: none;
}

.project-info {
    padding: 40px 36px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.project-logo {
    width: 48px;
    height: 48px;
    object-fit: contain;
    margin-bottom: 16px;
    filter: drop-shadow(0 2px 8px rgba(0, 0, 0, 0.3));
}

.project-name {
    font-family: var(--font-heading);
    font-size: 1.6rem;
    font-weight: 700;
    margin-bottom: 4px;
    color: var(--text-primary);
}

.project-subtitle {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--accent-cyan);
    margin-bottom: 16px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

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

.project-features {
    margin-bottom: 24px;
}

.project-features li {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    color: var(--text-secondary);
    font-size: 0.88rem;
    margin-bottom: 8px;
    line-height: 1.5;
}

.project-features li::before {
    content: '▹';
    color: var(--accent-cyan);
    font-weight: bold;
    flex-shrink: 0;
    margin-top: 2px;
}

.project-tech-stack {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.tech-tag {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    padding: 4px 12px;
    background: rgba(0, 245, 212, 0.08);
    border: 1px solid rgba(0, 245, 212, 0.15);
    border-radius: 20px;
    color: var(--accent-cyan);
    transition: all var(--transition-fast);
}

.tech-tag:hover {
    background: rgba(0, 245, 212, 0.15);
    border-color: rgba(0, 245, 212, 0.3);
}

/* ══════════════════════════════════════════
   CONTACT SECTION
   ══════════════════════════════════════════ */
.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: start;
}

.contact-info h3 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    margin-bottom: 16px;
}

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

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

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

.contact-method:hover {
    border-color: rgba(0, 245, 212, 0.2);
    transform: translateX(8px);
}

.contact-method-icon {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-card);
    border-radius: 10px;
    font-size: 1.2rem;
    flex-shrink: 0;
}

.contact-method-text .label {
    font-size: 0.8rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

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

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

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 14px 16px;
    background: var(--bg-secondary);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-sm);
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 0.95rem;
    transition: all var(--transition-fast);
    outline: none;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--accent-cyan);
    box-shadow: 0 0 0 3px rgba(0, 245, 212, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 140px;
}

.submit-btn {
    width: 100%;
    padding: 16px 32px;
    background: var(--gradient-primary);
    color: var(--bg-primary);
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 600;
    border: none;
    border-radius: var(--border-radius-sm);
    cursor: pointer;
    transition: all var(--transition-base);
}

.submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(0, 245, 212, 0.3);
}

/* ══════════════════════════════════════════
   FOOTER
   ══════════════════════════════════════════ */
.footer {
    position: relative;
    z-index: 1;
    padding: 48px 0 32px;
    border-top: 1px solid var(--glass-border);
    background: rgba(10, 10, 15, 0.5);
}

.footer-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 20px;
}

.footer-logo {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

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

.footer-social a {
    width: 38px;
    height: 38px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--glass-border);
    border-radius: 50%;
    color: var(--text-secondary);
    font-size: 0.95rem;
    transition: all var(--transition-base);
}

.footer-social a:hover {
    border-color: var(--accent-cyan);
    color: var(--accent-cyan);
    transform: translateY(-3px);
}

/* ══════════════════════════════════════════
   BACK TO TOP BUTTON
   ══════════════════════════════════════════ */
.back-to-top {
    position: fixed;
    bottom: 32px;
    right: 32px;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    color: var(--bg-primary);
    border-radius: 50%;
    font-size: 1.2rem;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all var(--transition-base);
    z-index: 999;
    border: none;
    box-shadow: 0 4px 20px rgba(0, 245, 212, 0.3);
}

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

.back-to-top:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 30px rgba(0, 245, 212, 0.4);
}

/* ══════════════════════════════════════════
   SCROLL REVEAL ANIMATIONS
   ══════════════════════════════════════════ */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

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

.reveal-child {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal-child.revealed {
    opacity: 1;
    transform: translateY(0);
}

.reveal-left {
    opacity: 0;
    transform: translateX(-40px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.reveal-left.revealed {
    opacity: 1;
    transform: translateX(0);
}

.reveal-right {
    opacity: 0;
    transform: translateX(40px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.reveal-right.revealed {
    opacity: 1;
    transform: translateX(0);
}

/* ══════════════════════════════════════════
   RESPONSIVE DESIGN
   ══════════════════════════════════════════ */

/* Tablet */
@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }

    .hero-text {
        order: 2;
    }

    .hero-image {
        order: 1;
    }

    .hero-description {
        margin: 0 auto 36px;
    }

    .hero-greeting {
        justify-content: center;
    }

    .hero-buttons {
        justify-content: center;
    }

    .hero-social {
        justify-content: center;
    }

    .profile-image-wrapper {
        width: 280px;
        height: 280px;
    }

    .about-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .about-image-card {
        max-width: 400px;
        margin: 0 auto;
    }

    .project-inner {
        grid-template-columns: 1fr !important;
    }

    .project-preview {
        order: 1 !important;
        min-height: 250px;
    }

    .project-info {
        order: 2 !important;
    }

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

/* Mobile */
@media (max-width: 768px) {
    :root {
        --section-padding: 70px 0;
    }

    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: rgba(10, 10, 15, 0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        justify-content: center;
        gap: 12px;
        padding: 32px;
        transition: right var(--transition-base);
        border-left: 1px solid var(--glass-border);
    }

    .nav-menu.active {
        right: 0;
    }

    .nav-toggle {
        display: flex;
    }

    .nav-link {
        font-size: 1.1rem;
        padding: 12px 20px;
    }

    .hero-name {
        font-size: 2.2rem;
    }

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

    .profile-image-wrapper {
        width: 220px;
        height: 220px;
    }

    .about-stats {
        grid-template-columns: repeat(3, 1fr);
        gap: 12px;
    }

    .stat-card {
        padding: 16px 12px;
    }

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

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

    .project-info {
        padding: 28px 24px;
    }

    .project-name {
        font-size: 1.3rem;
    }

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

@media (max-width: 480px) {
    .hero-buttons {
        flex-direction: column;
        width: 100%;
    }

    .btn-primary,
    .btn-outline {
        width: 100%;
        justify-content: center;
    }

    .about-stats {
        grid-template-columns: 1fr;
    }
}