/* ==========================================================================
   DESIGN SYSTEM & CUSTOM PROPERTIES
   ========================================================================== */
:root {
    /* Colors */
    --bg-main: #070a13;
    --bg-darker: #04060b;
    --bg-glass: rgba(13, 20, 38, 0.45);
    --bg-glass-hover: rgba(20, 30, 58, 0.6);
    --border-glass: rgba(255, 255, 255, 0.07);
    --border-glass-focus: rgba(0, 242, 254, 0.4);
    
    --primary: #00F2FE;
    --primary-glow: rgba(0, 242, 254, 0.3);
    --secondary: #9B51E0;
    --secondary-glow: rgba(155, 81, 224, 0.3);
    --accent: #7F00FF;
    
    --text-primary: #F3F4F6;
    --text-secondary: #9CA3AF;
    --text-muted: #6B7280;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #00F2FE 0%, #4FACFE 100%);
    --gradient-secondary: linear-gradient(135deg, #7F00FF 0%, #B800FF 100%);
    --gradient-text: linear-gradient(90deg, #00F2FE 0%, #9B51E0 50%, #B800FF 100%);
    
    /* Layout */
    --container-width: 1200px;
    --header-height: 80px;
    --border-radius-lg: 24px;
    --border-radius-md: 16px;
    --border-radius-sm: 8px;
    
    /* Typography */
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
}

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

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

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

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 10px;
}
::-webkit-scrollbar-track {
    background: var(--bg-darker);
}
::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 5px;
    border: 2px solid var(--bg-darker);
}
::-webkit-scrollbar-thumb:hover {
    background: var(--primary);
}

/* ==========================================================================
   BG GLOW SHAPES
   ========================================================================== */
.bg-glow {
    position: absolute;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    filter: blur(180px);
    z-index: -1;
    pointer-events: none;
    opacity: 0.15;
}
.bg-glow-1 {
    top: -100px;
    left: -100px;
    background: var(--primary);
}
.bg-glow-2 {
    top: 30%;
    right: -200px;
    background: var(--secondary);
}
.bg-glow-3 {
    bottom: 10%;
    left: -200px;
    background: var(--accent);
}

/* ==========================================================================
   TYPOGRAPHY & UTILITIES
   ========================================================================== */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
}

a {
    color: inherit;
    text-decoration: none;
    transition: all 0.3s ease;
}

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

.container {
    width: 90%;
    max-width: var(--container-width);
    margin: 0 auto;
}

.glass-panel {
    background: var(--bg-glass);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--border-glass);
    border-radius: var(--border-radius-md);
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
    transition: transform 0.4s cubic-bezier(0.165, 0.84, 0.44, 1), 
                border-color 0.4s ease, 
                box-shadow 0.4s ease;
}

.glass-panel:hover {
    border-color: rgba(255, 255, 255, 0.15);
}

/* Section Header */
.section-header {
    text-align: center;
    margin-bottom: 70px;
}
.section-title {
    font-size: 3rem;
    margin-bottom: 15px;
    text-transform: uppercase;
    letter-spacing: 1px;
}
.section-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
}

/* ==========================================================================
   BUTTONS
   ========================================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 28px;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 1rem;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    border: none;
    gap: 10px;
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--bg-darker);
    box-shadow: 0 4px 15px var(--primary-glow);
}
.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px var(--primary-glow);
}

.btn-secondary {
    background: var(--bg-glass);
    color: var(--text-primary);
    border: 1px solid var(--border-glass);
}
.btn-secondary:hover {
    background: var(--text-primary);
    color: var(--bg-darker);
    transform: translateY(-3px);
}

.btn-outline {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--primary);
    box-shadow: 0 2px 10px rgba(0, 242, 254, 0.1);
}
.btn-outline:hover {
    background: var(--gradient-primary);
    color: var(--bg-darker);
    transform: translateY(-3px);
    box-shadow: 0 6px 20px var(--primary-glow);
}

.btn-sm {
    padding: 8px 20px;
    font-size: 0.9rem;
}

.btn-full {
    width: 100%;
}

/* ==========================================================================
   HEADER & NAVBAR
   ========================================================================== */
.glass-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--header-height);
    background: rgba(7, 10, 19, 0.65);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-glass);
    z-index: 1000;
    transition: background 0.3s, height 0.3s;
}

.glass-header.scrolled {
    height: 70px;
    background: rgba(4, 6, 11, 0.85);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.5);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 100%;
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 800;
}

.nav-links {
    display: flex;
    gap: 30px;
}

.nav-link {
    font-family: var(--font-heading);
    font-weight: 500;
    color: var(--text-secondary);
    position: relative;
    padding: 5px 0;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: width 0.3s ease;
}

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

.header-actions {
    display: flex;
    align-items: center;
    gap: 15px;
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 25px;
    height: 20px;
    background: transparent;
    border: none;
    cursor: pointer;
}

.mobile-menu-toggle .bar {
    width: 100%;
    height: 3px;
    background-color: var(--text-primary);
    border-radius: 5px;
    transition: all 0.3s ease;
}

/* ==========================================================================
   HERO SECTION
   ========================================================================== */
.hero-section {
    padding-top: calc(var(--header-height) + 60px);
    padding-bottom: 80px;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero-container {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 60px;
    align-items: center;
}

.badge-new {
    display: inline-flex;
    align-items: center;
    padding: 8px 16px;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 500;
    margin-bottom: 25px;
    border: 1px solid rgba(0, 242, 254, 0.2);
}

.badge-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: #00FF87;
    margin-right: 8px;
    box-shadow: 0 0 10px #00FF87;
    display: inline-block;
    animation: pulse 1.8s infinite;
}

.hero-title {
    font-size: 4rem;
    line-height: 1.1;
    margin-bottom: 15px;
}

.hero-subtitle {
    font-size: 2.2rem;
    font-weight: 600;
    margin-bottom: 25px;
    color: var(--text-primary);
    min-height: 52px;
}

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

.cursor {
    display: inline-block;
    margin-left: 3px;
    font-weight: 200;
    animation: blink 0.7s infinite;
    color: var(--primary);
}

.hero-description {
    color: var(--text-secondary);
    font-size: 1.2rem;
    margin-bottom: 40px;
    max-width: 580px;
}

.hero-ctas {
    display: flex;
    gap: 20px;
    margin-bottom: 40px;
}

.hero-socials {
    display: flex;
    gap: 15px;
}

.social-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 45px;
    height: 45px;
    border-radius: 50%;
    background: var(--bg-glass);
    border: 1px solid var(--border-glass);
    font-size: 1.2rem;
    color: var(--text-secondary);
}

.social-icon:hover {
    color: var(--primary);
    border-color: var(--primary);
    transform: translateY(-5px);
    box-shadow: 0 5px 15px var(--primary-glow);
}

/* Hero Image Section */
.hero-image-wrapper {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.profile-image-container {
    width: 350px;
    height: 480px;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    padding: 10px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    position: relative;
    z-index: 2;
}

.profile-image-container img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: calc(var(--border-radius-lg) - 10px);
    transition: transform 0.5s ease;
}

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

.image-border-glow {
    position: absolute;
    top: -20px;
    left: -20px;
    right: -20px;
    bottom: -20px;
    background: var(--gradient-primary);
    border-radius: calc(var(--border-radius-lg) + 20px);
    opacity: 0.15;
    filter: blur(25px);
    z-index: 1;
    animation: pulseGlow 8s infinite alternate;
}

/* ==========================================================================
   ABOUT SECTION
   ========================================================================== */
.about-section {
    padding: 100px 0;
}

.about-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 40px;
}

.about-text-card, .about-info-card {
    padding: 40px;
}

.about-inner-title {
    font-size: 1.8rem;
    margin-bottom: 25px;
    border-left: 4px solid var(--primary);
    padding-left: 15px;
}

.about-text-card p {
    color: var(--text-secondary);
    font-size: 1.1rem;
    margin-bottom: 20px;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-top: 40px;
    border-top: 1px solid var(--border-glass);
    padding-top: 30px;
}

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

.stat-num {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 5px;
}

.stat-label {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

/* Personal Info Card */
.personal-info-list {
    list-style: none;
    margin-bottom: 35px;
}

.personal-info-list li {
    padding: 12px 0;
    border-bottom: 1px solid var(--border-glass);
    color: var(--text-secondary);
}

.personal-info-list li strong {
    color: var(--text-primary);
    display: inline-block;
    width: 130px;
}

/* ==========================================================================
   SKILLS SECTION
   ========================================================================== */
.skills-section {
    padding: 100px 0;
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.skill-card {
    padding: 30px;
    position: relative;
    overflow: hidden;
}

.skill-icon-wrapper {
    width: 60px;
    height: 60px;
    border-radius: var(--border-radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    margin-bottom: 25px;
    background: rgba(255, 255, 255, 0.05);
}

.skill-name {
    font-size: 1.4rem;
    margin-bottom: 12px;
}

.skill-desc {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 25px;
    min-height: 60px;
}

.skill-progress-bar {
    width: 100%;
    height: 6px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    margin-bottom: 10px;
    overflow: hidden;
}

.skill-progress {
    height: 100%;
    background: var(--gradient-primary);
    border-radius: 10px;
    width: 0%; /* Animates with JS or sets inline */
    transition: width 1.5s cubic-bezier(0.1, 0.5, 0.1, 1);
}

.skill-percent {
    position: absolute;
    bottom: 30px;
    right: 30px;
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--primary);
}

/* Color Classes for Skill Icons */
.html-color { color: #E34F26; background: rgba(227, 79, 38, 0.1); }
.tailwind-color { color: #38BDF8; background: rgba(56, 189, 248, 0.1); }
.js-color { color: #F7DF1E; background: rgba(247, 223, 30, 0.1); }
.react-color { color: #61DAFB; background: rgba(97, 218, 251, 0.1); }
.ts-color { color: #3178C6; background: rgba(49, 120, 198, 0.1); }
.git-color { color: #F05032; background: rgba(240, 80, 50, 0.1); }

/* ==========================================================================
   PROJECTS SECTION
   ========================================================================== */
.projects-section {
    padding: 100px 0;
}

.filter-controls {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-bottom: 50px;
}

.filter-btn {
    background: var(--bg-glass);
    border: 1px solid var(--border-glass);
    color: var(--text-secondary);
    padding: 10px 24px;
    border-radius: 50px;
    font-family: var(--font-heading);
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.filter-btn.active, .filter-btn:hover {
    background: var(--gradient-primary);
    color: var(--bg-darker);
    border-color: transparent;
    box-shadow: 0 4px 15px var(--primary-glow);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.project-card {
    overflow: hidden;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.project-img-wrapper {
    position: relative;
    width: 100%;
    height: 220px;
    overflow: hidden;
}

.project-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s cubic-bezier(0.165, 0.84, 0.44, 1);
}

.project-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(4, 6, 11, 0.85);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.4s ease;
}

.project-links {
    display: flex;
    gap: 15px;
}

.project-link-icon {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--text-primary);
    color: var(--bg-darker);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275), background-color 0.3s;
}

.project-link-icon:hover {
    background: var(--primary);
    transform: scale(1.1);
}

.project-card:hover .project-img {
    transform: scale(1.1);
}

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

.project-content {
    padding: 25px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.project-tag {
    font-size: 0.8rem;
    color: var(--primary);
    text-transform: uppercase;
    font-weight: 700;
    letter-spacing: 1px;
    margin-bottom: 10px;
    display: inline-block;
}

.project-title {
    font-size: 1.4rem;
    margin-bottom: 12px;
}

.project-desc {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.5;
}

/* Project Filtering Animation */
.project-card.fade-out {
    opacity: 0;
    transform: scale(0.8);
    display: none;
}

.project-card.fade-in {
    animation: zoomIn 0.5s forwards;
}

/* ==========================================================================
   EXPERIENCE SECTION (TIMELINE)
   ========================================================================== */
.experience-section {
    padding: 100px 0;
}

.timeline {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
    padding: 40px 0;
}

.timeline::after {
    content: '';
    position: absolute;
    width: 4px;
    background: rgba(255, 255, 255, 0.08);
    top: 0;
    bottom: 0;
    left: 50%;
    margin-left: -2px;
}

.timeline-item {
    padding: 10px 40px;
    position: relative;
    background-color: inherit;
    width: 50%;
}

.timeline-item.left {
    left: 0;
}

.timeline-item.right {
    left: 50%;
}

.timeline-dot {
    position: absolute;
    width: 20px;
    height: 20px;
    right: -10px;
    background-color: var(--bg-main);
    border: 4px solid var(--primary);
    border-radius: 50%;
    top: 25px;
    z-index: 1;
    box-shadow: 0 0 10px var(--primary);
}

.timeline-item.right .timeline-dot {
    left: -10px;
}

.timeline-content {
    padding: 30px;
    position: relative;
}

.timeline-date {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.1rem;
    margin-bottom: 8px;
    display: inline-block;
}

.timeline-title {
    font-size: 1.4rem;
    margin-bottom: 5px;
}

.timeline-company {
    color: var(--text-primary);
    font-size: 1rem;
    font-weight: 550;
    margin-bottom: 15px;
}

.timeline-desc {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* ==========================================================================
   CONTACT SECTION
   ========================================================================== */
.contact-section {
    padding: 100px 0;
}

.contact-grid {
    display: grid;
    grid-template-columns: 0.8fr 1.2fr;
    gap: 40px;
}

.contact-info-container {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.contact-card {
    display: flex;
    gap: 20px;
    padding: 30px;
    align-items: center;
}

.contact-card-icon {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: rgba(0, 242, 254, 0.1);
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    flex-shrink: 0;
}

.contact-card-details h3 {
    font-size: 1.1rem;
    margin-bottom: 5px;
}
.contact-card-details p, .contact-card-details a {
    color: var(--text-secondary);
    font-size: 0.95rem;
}
.contact-card-details a:hover {
    color: var(--primary);
}

.contact-socials-grid {
    display: flex;
    gap: 15px;
    margin-top: 10px;
}
.contact-socials-grid a {
    display: flex;
    align-items: center;
    gap: 5px;
    font-weight: 550;
}

/* Form Styling */
.contact-form-container {
    padding: 40px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-group {
    margin-bottom: 25px;
    position: relative;
}

.form-group label {
    display: block;
    font-family: var(--font-heading);
    font-weight: 500;
    margin-bottom: 8px;
    color: var(--text-primary);
    font-size: 0.95rem;
}

.form-group input, .form-group textarea {
    width: 100%;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-glass);
    border-radius: var(--border-radius-sm);
    padding: 12px 18px;
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 1rem;
    transition: all 0.3s ease;
}

.form-group input:focus, .form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    background: rgba(255, 255, 255, 0.06);
    box-shadow: 0 0 10px rgba(0, 242, 254, 0.1);
}

.form-group.invalid input, .form-group.invalid textarea {
    border-color: #EF4444;
}

.error-msg {
    display: none;
    color: #EF4444;
    font-size: 0.8rem;
    margin-top: 5px;
}

.form-group.invalid .error-msg {
    display: block;
}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.main-footer {
    padding: 40px 0;
    background: var(--bg-darker);
    border-top: 1px solid var(--border-glass);
    color: var(--text-secondary);
    font-size: 0.95rem;
}

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

.footer-links {
    display: flex;
    gap: 20px;
}

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

/* ==========================================================================
   INTERACTIVE EXTRA UTILITIES & TOASTS
   ========================================================================== */
/* Back to top button */
.back-to-top-btn {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    cursor: pointer;
    z-index: 99;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all 0.4s ease;
}

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

.back-to-top-btn:hover {
    color: var(--primary);
    border-color: var(--primary);
    box-shadow: 0 0 15px var(--primary-glow);
}

/* Toast System */
.toast-container {
    position: fixed;
    bottom: 30px;
    left: 30px;
    z-index: 10000;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.toast {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 16px 24px;
    border-radius: var(--border-radius-sm);
    color: var(--text-primary);
    font-weight: 550;
    min-width: 300px;
    animation: slideInLeft 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.toast-success {
    background: rgba(16, 185, 129, 0.15);
    border: 1px solid #10B981;
    color: #10B981;
}

.toast-icon {
    font-size: 1.3rem;
}

.toast-close {
    margin-left: auto;
    cursor: pointer;
    opacity: 0.7;
}

.toast-close:hover {
    opacity: 1;
}

/* ==========================================================================
   SCROLL REVEAL (IN-VIEWPORT TRANSITIONS)
   ========================================================================== */
.scroll-reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s cubic-bezier(0.165, 0.84, 0.44, 1), 
                transform 0.8s cubic-bezier(0.165, 0.84, 0.44, 1);
}

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

/* ==========================================================================
   KEYFRAME ANIMATIONS
   ========================================================================== */
@keyframes pulse {
    0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(0, 255, 135, 0.5); }
    70% { transform: scale(1); box-shadow: 0 0 0 10px rgba(0, 255, 135, 0); }
    100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(0, 255, 135, 0); }
}

@keyframes pulseGlow {
    0% { opacity: 0.1; filter: blur(20px); }
    100% { opacity: 0.25; filter: blur(35px); }
}

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

@keyframes zoomIn {
    from { opacity: 0; transform: scale(0.8); }
    to { opacity: 1; transform: scale(1); }
}

@keyframes slideInLeft {
    from { opacity: 0; transform: translateX(-50px); }
    to { opacity: 1; transform: translateX(0); }
}

/* ==========================================================================
   RESPONSIVE DESIGN (MEDIA QUERIES)
   ========================================================================== */
@media (max-width: 1024px) {
    .hero-container {
        grid-template-columns: 1fr;
        gap: 50px;
        text-align: center;
    }
    
    .hero-content {
        display: flex;
        flex-direction: column;
        align-items: center;
    }
    
    .hero-description {
        margin-left: auto;
        margin-right: auto;
    }
    
    .about-grid {
        grid-template-columns: 1fr;
    }
    
    .skills-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .projects-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .hide-mobile {
        display: none !important;
    }
    
    .mobile-menu-toggle {
        display: flex;
        z-index: 1001;
    }
    
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        height: 100vh;
        background: rgba(4, 6, 11, 0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 40px;
        transition: right 0.5s cubic-bezier(0.77, 0.2, 0.05, 1.0);
        box-shadow: -10px 0 30px rgba(0,0,0,0.5);
    }
    
    .nav-links.active {
        right: 0;
    }
    
    /* Toggle Hamburger Animation */
    .mobile-menu-toggle.active .bar:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }
    .mobile-menu-toggle.active .bar:nth-child(2) {
        opacity: 0;
    }
    .mobile-menu-toggle.active .bar:nth-child(3) {
        transform: translateY(-9px) rotate(-45deg);
    }
    
    .section-title {
        font-size: 2.2rem;
    }
    
    .hero-title {
        font-size: 2.8rem;
    }
    
    .hero-subtitle {
        font-size: 1.8rem;
    }
    
    .profile-image-container {
        width: 280px;
        height: 380px;
    }
    
    /* Timeline Mobile Collapse */
    .timeline::after {
        left: 31px;
    }
    .timeline-item {
        width: 100%;
        padding-left: 70px;
        padding-right: 25px;
    }
    .timeline-item.right {
        left: 0;
    }
    .timeline-dot {
        left: 21px !important;
        right: auto;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .footer-container {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .skills-grid {
        grid-template-columns: 1fr;
    }
    
    .projects-grid {
        grid-template-columns: 1fr;
    }
    
    .filter-controls {
        flex-wrap: wrap;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .hero-ctas {
        flex-direction: column;
        width: 100%;
    }
    .hero-ctas .btn {
        width: 100%;
    }
}