/* ==========================================================================
   CSS Design System & Premium Stylesheet
   Project: Modern Personal Portfolio
   Author: Antigravity AI
   ========================================================================== */

/* --- Fonts Import --- */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800&family=Space+Grotesk:wght@400;500;600;700&display=swap');

/* --- Custom Variables (Design System) --- */
:root {
    /* Color Palette (Default Dark Theme) */
    --bg-primary: #08080C;
    --bg-secondary: #0F0F16;
    --bg-glass: rgba(15, 15, 22, 0.65);
    --bg-glass-hover: rgba(25, 25, 38, 0.8);
    --border-color: rgba(255, 255, 255, 0.08);
    --border-color-hover: rgba(255, 255, 255, 0.18);
    
    --text-primary: #F3F4F6;
    --text-secondary: #9CA3AF;
    --text-muted: #6B7280;
    
    /* Neon Accent Colors */
    --accent-primary: #6366F1; /* Indigo */
    --accent-secondary: #EC4899; /* Pink */
    --accent-teal: #06B6D4; /* Teal */
    --accent-glow: rgba(99, 102, 241, 0.15);
    --gradient-accent: linear-gradient(135deg, var(--accent-primary) 0%, var(--accent-secondary) 100%);
    --gradient-teal: linear-gradient(135deg, var(--accent-teal) 0%, var(--accent-primary) 100%);
    
    /* Typography */
    --font-heading: 'Space Grotesk', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-body: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
    
    /* Shadows & Blurs */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.4);
    --shadow-md: 0 8px 30px rgba(0, 0, 0, 0.6);
    --shadow-glow: 0 0 30px rgba(99, 102, 241, 0.3);
    --shadow-glow-secondary: 0 0 30px rgba(236, 72, 153, 0.2);
    --blur-glass: blur(16px);
    
    /* Dimensions & Speeds */
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-full: 9999px;
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-smooth: 0.4s cubic-bezier(0.25, 1, 0.5, 1);
    --transition-bounce: 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* --- Light Theme Variables --- */
.light-theme {
    --bg-primary: #F9FAFB;
    --bg-secondary: #FFFFFF;
    --bg-glass: rgba(255, 255, 255, 0.75);
    --bg-glass-hover: rgba(243, 244, 246, 0.9);
    --border-color: rgba(0, 0, 0, 0.06);
    --border-color-hover: rgba(0, 0, 0, 0.12);
    
    --text-primary: #111827;
    --text-secondary: #4B5563;
    --text-muted: #9CA3AF;
    
    --accent-glow: rgba(99, 102, 241, 0.08);
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 12px 40px rgba(0, 0, 0, 0.08);
    --shadow-glow: 0 10px 30px rgba(99, 102, 241, 0.15);
    --shadow-glow-secondary: 0 10px 30px rgba(236, 72, 153, 0.1);
}

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

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

body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    font-family: var(--font-body);
    line-height: 1.6;
    overflow-x: hidden;
    transition: background-color var(--transition-smooth), color var(--transition-smooth);
}

/* --- Background Ambient Glow --- */
.ambient-glow-1 {
    position: absolute;
    top: -10%;
    left: -10%;
    width: 60vw;
    height: 60vw;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.08) 0%, rgba(0,0,0,0) 70%);
    z-index: -2;
    pointer-events: none;
    animation: pulseGlow 15s infinite ease-in-out alternate;
}

.ambient-glow-2 {
    position: absolute;
    bottom: 10%;
    right: -10%;
    width: 50vw;
    height: 50vw;
    background: radial-gradient(circle, rgba(236, 72, 153, 0.06) 0%, rgba(0,0,0,0) 70%);
    z-index: -2;
    pointer-events: none;
    animation: pulseGlow 20s infinite ease-in-out alternate-reverse;
}

@keyframes pulseGlow {
    0% { transform: scale(1) translate(0, 0); opacity: 0.8; }
    100% { transform: scale(1.15) translate(5%, 5%); opacity: 1; }
}

/* --- Scrollbar Customization --- */
::-webkit-scrollbar {
    width: 8px;
}

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

::-webkit-scrollbar-thumb {
    background: rgba(99, 102, 241, 0.3);
    border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
    background: rgba(99, 102, 241, 0.6);
}

/* ==========================================================================
   Typography & Typography Utilities
   ========================================================================== */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--text-primary);
    font-weight: 700;
    line-height: 1.2;
}

p {
    font-size: 1.1rem;
    color: var(--text-secondary);
}

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

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

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

/* ==========================================================================
   Layout Containers & Helpers
   ========================================================================== */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.section {
    padding: 8rem 0 4rem 0;
    position: relative;
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    text-align: center;
    position: relative;
    display: inline-block;
    left: 50%;
    transform: translateX(-50%);
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 25%;
    width: 50%;
    height: 3px;
    background: var(--gradient-accent);
    border-radius: var(--radius-full);
}

.section-subtitle {
    text-align: center;
    color: var(--text-muted);
    font-size: 1.1rem;
    margin-bottom: 4rem;
}

/* ==========================================================================
   Interactive Navigation (Glassmorphic)
   ========================================================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 80px;
    background: var(--bg-glass);
    backdrop-filter: var(--blur-glass);
    -webkit-backdrop-filter: var(--blur-glass);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000;
    transition: background var(--transition-smooth), height var(--transition-smooth), border var(--transition-smooth);
}

.navbar.scrolled {
    height: 70px;
    background: rgba(8, 8, 12, 0.85);
    box-shadow: var(--shadow-sm);
}

.light-theme .navbar.scrolled {
    background: rgba(255, 255, 255, 0.9);
}

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

.logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.5px;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo span {
    font-size: 1.8rem;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2.5rem;
    list-style: none;
}

.nav-links a {
    font-size: 1rem;
    font-weight: 500;
    letter-spacing: 0.5px;
    color: var(--text-secondary);
    position: relative;
    padding: 0.5rem 0;
}

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

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-accent);
    transition: width var(--transition-smooth);
    border-radius: var(--radius-full);
}

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

/* --- Controls (Theme & Menu) --- */
.nav-controls {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.theme-toggle {
    background: none;
    border: 1px solid var(--border-color);
    width: 42px;
    height: 42px;
    border-radius: 50%;
    color: var(--text-primary);
    cursor: pointer;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 1.2rem;
    transition: border var(--transition-fast), background var(--transition-fast), transform var(--transition-bounce);
}

.theme-toggle:hover {
    border-color: var(--border-color-hover);
    background: var(--bg-glass-hover);
    transform: rotate(15deg) scale(1.05);
}

.theme-toggle .sun-icon {
    display: none;
}

.light-theme .theme-toggle .moon-icon {
    display: none;
}

.light-theme .theme-toggle .sun-icon {
    display: block;
}

/* --- Burger Menu --- */
.burger-menu {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 24px;
    height: 18px;
    background: none;
    border: none;
    cursor: pointer;
    z-index: 1001;
}

.burger-menu span {
    width: 100%;
    height: 2px;
    background-color: var(--text-primary);
    border-radius: var(--radius-full);
    transition: transform var(--transition-smooth), opacity var(--transition-smooth), background-color var(--transition-smooth);
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    padding-top: 100px;
    overflow: hidden;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 4rem;
    align-items: center;
}

.hero-content {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.badge-premium {
    background: rgba(99, 102, 241, 0.1);
    border: 1px solid rgba(99, 102, 241, 0.2);
    color: var(--accent-primary);
    padding: 0.5rem 1rem;
    border-radius: var(--radius-full);
    font-size: 0.9rem;
    font-weight: 600;
    letter-spacing: 1px;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    animation: floatBadge 3s infinite ease-in-out;
}

@keyframes floatBadge {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-5px); }
}

.hero-title {
    font-size: 4rem;
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -2px;
    margin-bottom: 1.5rem;
}

.hero-desc {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
    max-width: 600px;
}

.hero-actions {
    display: flex;
    gap: 1.5rem;
    align-items: center;
    width: 100%;
}

/* --- Buttons System --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    padding: 1rem 2rem;
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: transform var(--transition-bounce), box-shadow var(--transition-smooth), background var(--transition-smooth), border var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: var(--gradient-accent);
    color: #FFFFFF;
    border: none;
    box-shadow: var(--shadow-glow);
}

.btn-primary:hover {
    transform: translateY(-4px);
    box-shadow: 0 15px 35px rgba(99, 102, 241, 0.45);
}

.btn-secondary {
    background: var(--bg-glass);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    backdrop-filter: var(--blur-glass);
    -webkit-backdrop-filter: var(--blur-glass);
}

.btn-secondary:hover {
    background: var(--bg-glass-hover);
    border-color: var(--border-color-hover);
    transform: translateY(-4px);
    box-shadow: var(--shadow-sm);
}

/* --- Elegant Avatar Container --- */
.hero-image-wrapper {
    position: relative;
    justify-self: center;
    width: 380px;
    height: 380px;
}

.avatar-backdrop {
    position: absolute;
    top: 5%;
    left: 5%;
    width: 90%;
    height: 90%;
    background: var(--gradient-accent);
    filter: blur(40px);
    opacity: 0.45;
    z-index: -1;
    border-radius: 40% 60% 70% 30% / 40% 50% 60% 50%;
    animation: morphGlow 10s infinite linear alternate;
}

@keyframes morphGlow {
    0% { border-radius: 40% 60% 70% 30% / 40% 50% 60% 50%; }
    100% { border-radius: 70% 30% 50% 50% / 30% 60% 40% 70%; }
}

.avatar-container {
    width: 100%;
    height: 100%;
    border-radius: 30% 70% 70% 30% / 30% 40% 60% 70%;
    overflow: hidden;
    border: 3px solid rgba(255, 255, 255, 0.15);
    background-color: var(--bg-secondary);
    box-shadow: var(--shadow-md);
    animation: morphAvatar 12s infinite ease-in-out alternate;
    transition: transform var(--transition-smooth), border-color var(--transition-smooth);
}

.avatar-container:hover {
    transform: scale(1.03) rotate(1deg);
    border-color: var(--accent-primary);
}

.avatar-container img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-smooth);
}

@keyframes morphAvatar {
    0% { border-radius: 30% 70% 70% 30% / 30% 40% 60% 70%; }
    100% { border-radius: 60% 40% 30% 70% / 60% 50% 50% 40%; }
}

/* ==========================================================================
   Featured Projects (Glow & Hover Details)
   ========================================================================== */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2.5rem;
}

.project-card {
    background: var(--bg-glass);
    backdrop-filter: var(--blur-glass);
    -webkit-backdrop-filter: var(--blur-glass);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: transform var(--transition-bounce), border-color var(--transition-smooth), box-shadow var(--transition-smooth);
    display: flex;
    flex-direction: column;
}

.project-card:hover {
    transform: translateY(-8px);
    border-color: rgba(99, 102, 241, 0.35);
    box-shadow: var(--shadow-md), var(--accent-glow);
}

.project-image {
    width: 100%;
    height: 320px;
    overflow: hidden;
    position: relative;
}

.project-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-smooth);
}

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

/* --- Glass Tag Overlay --- */
.project-tag-overlay {
    position: absolute;
    top: 1.25rem;
    left: 1.25rem;
    background: rgba(8, 8, 12, 0.6);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
    padding: 0.35rem 0.85rem;
    border-radius: var(--radius-full);
    font-size: 0.85rem;
    font-weight: 500;
}

.project-info {
    padding: 2rem;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.project-title {
    font-size: 1.5rem;
    margin-bottom: 0.75rem;
    transition: color var(--transition-fast);
}

.project-card:hover .project-title {
    color: var(--accent-primary);
}

.project-desc {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
    line-height: 1.5;
    flex-grow: 1;
}

.project-tech {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    margin-bottom: 1.5rem;
}

.tech-tag {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-muted);
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    padding: 0.25rem 0.65rem;
    border-radius: var(--radius-sm);
    transition: border var(--transition-fast), color var(--transition-fast);
}

.project-card:hover .tech-tag {
    color: var(--text-secondary);
    border-color: rgba(99, 102, 241, 0.15);
}

.project-links {
    display: flex;
    gap: 1.25rem;
}

.project-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-secondary);
}

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

/* ==========================================================================
   About Page & Detailed Components
   ========================================================================== */
.about-grid {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: 5rem;
    align-items: start;
}

.about-media {
    position: relative;
    width: 100%;
}

.about-image-card {
    background: var(--bg-glass);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
    padding: 1.5rem;
    box-shadow: var(--shadow-md);
}

.about-img-frame {
    width: 100%;
    aspect-ratio: 1;
    border-radius: var(--radius-md);
    overflow: hidden;
    margin-bottom: 1.5rem;
}

.about-img-frame img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}

.stat-box {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    padding: 1.25rem;
    border-radius: var(--radius-md);
    text-align: center;
    transition: transform var(--transition-smooth), border-color var(--transition-smooth);
}

.stat-box:hover {
    transform: translateY(-4px);
    border-color: rgba(236, 72, 153, 0.25);
}

.stat-number {
    font-size: 2.25rem;
    font-weight: 800;
    font-family: var(--font-heading);
    margin-bottom: 0.25rem;
}

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

/* --- Timeline Architecture --- */
.about-text-content h3 {
    font-size: 1.8rem;
    margin: 2rem 0 1rem 0;
}

.about-text-content h3:first-of-type {
    margin-top: 0;
}

.timeline {
    margin: 2rem 0;
    position: relative;
    padding-left: 2rem;
    border-left: 2px solid var(--border-color);
}

.timeline-item {
    position: relative;
    margin-bottom: 2.5rem;
}

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

.timeline-dot {
    position: absolute;
    left: calc(-2rem - 6px);
    top: 6px;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background-color: var(--accent-primary);
    border: 3px solid var(--bg-primary);
    box-shadow: 0 0 10px var(--accent-primary);
    transition: background-color var(--transition-smooth), transform var(--transition-bounce);
}

.timeline-item:hover .timeline-dot {
    transform: scale(1.4);
    background-color: var(--accent-secondary);
    box-shadow: 0 0 10px var(--accent-secondary);
}

.timeline-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.5rem;
}

.timeline-date {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--accent-primary);
    background: rgba(99, 102, 241, 0.1);
    padding: 0.2rem 0.6rem;
    border-radius: var(--radius-full);
}

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

.timeline-role {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.timeline-desc {
    font-size: 0.95rem;
}

/* --- Skills System --- */
.skills-container {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
    margin-top: 2rem;
}

.skill-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    padding: 1.5rem;
    border-radius: var(--radius-md);
    transition: border var(--transition-smooth), transform var(--transition-smooth);
}

.skill-card:hover {
    border-color: rgba(6, 182, 212, 0.3);
    transform: translateY(-4px);
}

.skill-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.75rem;
}

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

.skill-percentage {
    font-size: 0.9rem;
    color: var(--accent-teal);
    font-weight: 600;
}

.skill-bar-bg {
    background: rgba(255, 255, 255, 0.05);
    height: 6px;
    border-radius: var(--radius-full);
    overflow: hidden;
}

.light-theme .skill-bar-bg {
    background: rgba(0, 0, 0, 0.05);
}

.skill-bar-fill {
    height: 100%;
    background: var(--gradient-teal);
    width: 0%; /* Animated via JS */
    border-radius: var(--radius-full);
    transition: width 1.5s cubic-bezier(0.1, 1, 0.1, 1);
}

/* ==========================================================================
   Premium Contact Section
   ========================================================================== */
.contact-container {
    display: grid;
    grid-template-columns: 0.8fr 1.2fr;
    gap: 4rem;
    align-items: start;
}

.contact-info-panel {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.contact-card {
    background: var(--bg-glass);
    border: 1px solid var(--border-color);
    padding: 2rem;
    border-radius: var(--radius-lg);
    backdrop-filter: var(--blur-glass);
    -webkit-backdrop-filter: var(--blur-glass);
}

.contact-item {
    display: flex;
    gap: 1.25rem;
    align-items: flex-start;
    margin-bottom: 2rem;
}

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

.contact-icon {
    width: 48px;
    height: 48px;
    background: rgba(99, 102, 241, 0.1);
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: var(--radius-md);
    color: var(--accent-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    flex-shrink: 0;
}

.contact-details h4 {
    font-size: 1.1rem;
    margin-bottom: 0.25rem;
}

.contact-details p {
    font-size: 0.95rem;
}

/* --- Contact Form (Premium Floating Fields) --- */
.contact-form-panel {
    background: var(--bg-glass);
    border: 1px solid var(--border-color);
    padding: 3rem;
    border-radius: var(--radius-lg);
    backdrop-filter: var(--blur-glass);
    -webkit-backdrop-filter: var(--blur-glass);
}

.form-group {
    position: relative;
    margin-bottom: 2rem;
}

.form-input {
    width: 100%;
    padding: 1rem 0;
    background: none;
    border: none;
    border-bottom: 2px solid var(--border-color);
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 1rem;
    outline: none;
    transition: border var(--transition-smooth);
}

.form-label {
    position: absolute;
    top: 1rem;
    left: 0;
    color: var(--text-muted);
    font-size: 1rem;
    pointer-events: none;
    transition: transform var(--transition-smooth), color var(--transition-smooth);
    transform-origin: left top;
}

.form-input:focus ~ .form-label,
.form-input:not(:placeholder-shown) ~ .form-label {
    transform: translateY(-1.5rem) scale(0.85);
    color: var(--accent-primary);
}

.form-input:focus {
    border-bottom-color: var(--accent-primary);
}

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

/* ==========================================================================
   Footer Component
   ========================================================================== */
.footer {
    background-color: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    padding: 3rem 0;
    margin-top: 8rem;
    transition: background-color var(--transition-smooth);
}

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

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

.social-links {
    display: flex;
    gap: 1.5rem;
    list-style: none;
}

.social-link {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    transition: border var(--transition-fast), background var(--transition-fast), color var(--transition-fast), transform var(--transition-bounce);
}

.social-link:hover {
    color: var(--accent-primary);
    border-color: var(--accent-primary);
    background-color: rgba(99, 102, 241, 0.05);
    transform: translateY(-4px) scale(1.05);
}

/* ==========================================================================
   Animation Classes (Intersection Observer)
   ========================================================================== */
.animate-fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s cubic-bezier(0.25, 1, 0.5, 1), transform 0.8s cubic-bezier(0.25, 1, 0.5, 1);
}

.animate-fade-in.is-visible {
    opacity: 1;
    transform: translateY(0);
}

.delay-1 { transition-delay: 0.15s; }
.delay-2 { transition-delay: 0.3s; }
.delay-3 { transition-delay: 0.45s; }

/* ==========================================================================
   Responsive Breakpoints (Mobile First Mindset)
   ========================================================================== */
@media (max-width: 1024px) {
    .hero-title {
        font-size: 3.25rem;
    }
    .about-grid, .contact-container {
        grid-template-columns: 1fr;
        gap: 3.5rem;
    }
    .projects-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    html {
        font-size: 15px;
    }
    
    .navbar {
        height: 70px;
    }
    
    .burger-menu {
        display: flex;
    }
    
    /* Mobile nav links overlays */
    .nav-links {
        position: fixed;
        top: 70px;
        right: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background-color: var(--bg-primary);
        flex-direction: column;
        justify-content: center;
        gap: 3rem;
        transition: right var(--transition-smooth);
        z-index: 999;
        border-top: 1px solid var(--border-color);
    }
    
    .nav-links.active {
        right: 0;
    }
    
    .hero-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
        text-align: center;
    }
    
    .hero-content {
        align-items: center;
    }
    
    .hero-actions {
        justify-content: center;
        flex-direction: column;
        width: 100%;
    }
    
    .btn {
        width: 100%;
    }
    
    .hero-image-wrapper {
        width: 280px;
        height: 280px;
        grid-row: 1; /* Move image to top on mobile */
    }
    
    .skills-container {
        grid-template-columns: 1fr;
    }
    
    .contact-form-panel {
        padding: 2rem 1.5rem;
    }
    
    .footer-container {
        flex-direction: column;
        gap: 1.5rem;
        text-align: center;
    }
}

/* Nav Menu Burger Animation */
.burger-menu.active span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}

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

.burger-menu.active span:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
}