/* ===== ENHANCED PORTFOLIO STYLES ===== */
:root {
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --secondary: #06b6d4;
    --accent: #8b5cf6;
    --gradient: linear-gradient(135deg, var(--primary), var(--accent));
    
    --dark: #0f172a;
    --dark-surface: #1e293b;
    --light: #f8fafc;
    --gray: #64748b;
    --gray-light: #cbd5e1;
    --gray-dark: #334155;
    
    --success: #10b981;
    --warning: #f59e0b;
    --error: #ef4444;
    --info: #3b82f6;
    
    --radius: 16px;
    --radius-lg: 24px;
    --radius-sm: 8px;
    
    --shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 30px 60px rgba(0, 0, 0, 0.4);
    --shadow-sm: 0 5px 15px rgba(0, 0, 0, 0.2);
    
    --glass-bg: rgba(30, 41, 59, 0.7);
    --glass-border: rgba(255, 255, 255, 0.1);
    
    --transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: all 0.2s ease;
}

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

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: linear-gradient(-45deg, #0f172a, #1e293b, #1e1b4b, #312e81);
    background-size: 400% 400%;
    animation: gradientBG 20s ease infinite;
    color: var(--light);
    line-height: 1.7;
    overflow-x: hidden;
    min-height: 100vh;
}

@keyframes gradientBG {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

/* Container */
.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Loading Animation */
.loading {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--dark);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.loading.fade-out {
    opacity: 0;
    visibility: hidden;
}

.spinner {
    width: 60px;
    height: 60px;
    border: 4px solid rgba(99, 102, 241, 0.1);
    border-top: 4px solid var(--primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Scroll Progress */
.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: transparent;
    z-index: 1001;
}

.progress-bar {
    height: 100%;
    background: var(--gradient);
    width: 0%;
    transition: width 0.1s ease;
    box-shadow: 0 0 10px var(--primary);
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(15, 23, 42, 0.9);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--glass-border);
    z-index: 1000;
    padding: 1.2rem 0;
    transition: var(--transition);
}

.navbar.scrolled {
    padding: 0.8rem 0;
    background: rgba(15, 23, 42, 0.95);
    box-shadow: var(--shadow);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
    transition: var(--transition);
}

.logo:hover {
    transform: translateY(-2px);
}

.logo-icon {
    width: 40px;
    height: 40px;
    background: var(--gradient);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 1.2rem;
    color: white;
}

.logo span {
    font-size: 1.5rem;
    font-weight: 700;
    background: var(--gradient);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.nav-links {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-links a {
    color: var(--gray-light);
    text-decoration: none;
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: 50px;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    position: relative;
}

.nav-links a:not(.cta-button):hover {
    color: var(--light);
    background: rgba(99, 102, 241, 0.1);
}

.nav-links a:not(.cta-button)::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--gradient);
    transition: var(--transition);
    transform: translateX(-50%);
}

.nav-links a:not(.cta-button):hover::after {
    width: 60%;
}

.cta-button {
    background: var(--gradient);
    color: white !important;
    padding: 0.75rem 2rem !important;
    border-radius: 50px;
    box-shadow: 0 10px 20px rgba(99, 102, 241, 0.3);
    transition: var(--transition) !important;
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 30px rgba(99, 102, 241, 0.4);
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: var(--light);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0.5rem;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 80px;
    position: relative;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 50%;
    right: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.15) 0%, transparent 70%);
    filter: blur(60px);
    z-index: -1;
}

.hero-content {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 4rem;
    align-items: center;
}

.tagline {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.tag {
    background: rgba(99, 102, 241, 0.15);
    color: var(--primary);
    padding: 0.5rem 1.5rem;
    border-radius: 50px;
    font-size: 0.95rem;
    font-weight: 600;
    border: 1px solid rgba(99, 102, 241, 0.3);
    backdrop-filter: blur(10px);
    animation: floatTag 3s ease-in-out infinite;
    animation-delay: calc(var(--i) * 0.5s);
}

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

.hero-title {
    font-size: 3.8rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, var(--light) 0%, var(--primary) 50%, var(--accent) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.typewriter-text, .typewriter-text-2 {
    display: inline-block;
    overflow: hidden;
    border-right: 3px solid;
    white-space: nowrap;
    animation: 
        typing 3.5s steps(30, end),
        blink-caret 0.75s step-end infinite;
}

.typewriter-text-2 {
    animation: 
        typing 2.5s steps(20, end) 3.5s,
        blink-caret 0.75s step-end infinite;
    animation-fill-mode: both;
}

@keyframes typing {
    from { width: 0 }
    to { width: 100% }
}

@keyframes blink-caret {
    from, to { border-color: transparent }
    50% { border-color: currentColor; }
}

.hero-description {
    font-size: 1.25rem;
    color: var(--gray-light);
    margin-bottom: 2.5rem;
    max-width: 600px;
    line-height: 1.8;
}

.hero-stats {
    display: flex;
    gap: 3rem;
    margin: 2.5rem 0;
}

.stat {
    text-align: center;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    background: var(--gradient);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    line-height: 1;
}

.stat-label {
    font-size: 0.95rem;
    color: var(--gray);
    margin-top: 0.5rem;
    font-weight: 500;
}

.hero-actions {
    display: flex;
    gap: 1.5rem;
    margin-top: 3rem;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 2.5rem;
    border-radius: 50px;
    font-weight: 600;
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: var(--transition);
    font-size: 1.1rem;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: 0.5s;
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: var(--gradient);
    color: white;
    box-shadow: 0 15px 30px rgba(99, 102, 241, 0.4);
}

.btn-primary:hover {
    transform: translateY(-5px) scale(1.05);
    box-shadow: 0 20px 40px rgba(99, 102, 241, 0.5);
}

.btn-secondary {
    background: transparent;
    color: var(--light);
    border: 2px solid rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
}

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

.hero-visual {
    position: relative;
}

.visual-card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: 2.5rem;
    animation: float 6s ease-in-out infinite;
    box-shadow: var(--shadow);
}

@keyframes float {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(1deg); }
}

.code-snippet {
    background: rgba(15, 23, 42, 0.8);
    border-radius: var(--radius);
    padding: 2rem;
    font-family: 'Courier New', monospace;
    margin-bottom: 2rem;
    border: 1px solid rgba(99, 102, 241, 0.2);
}

.code-line {
    color: var(--gray-light);
    margin-bottom: 0.75rem;
    font-size: 0.95rem;
}

.keyword {
    color: var(--primary);
    font-weight: 600;
}

.string {
    color: var(--success);
}

.tech-bubbles {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    justify-content: center;
}

.bubble {
    background: rgba(99, 102, 241, 0.1);
    color: var(--primary);
    padding: 0.5rem 1.25rem;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 500;
    border: 1px solid rgba(99, 102, 241, 0.2);
    animation: bounceIn 0.5s ease-out;
    animation-delay: calc(var(--delay) * 1s);
    animation-fill-mode: both;
}

@keyframes bounceIn {
    0% {
        opacity: 0;
        transform: scale(0.3);
    }
    50% {
        opacity: 1;
        transform: scale(1.05);
    }
    70% {
        transform: scale(0.9);
    }
    100% {
        transform: scale(1);
    }
}

/* Sections */
.section {
    padding: 8rem 0;
    position: relative;
}

.section.dark {
    background: rgba(15, 23, 42, 0.7);
    backdrop-filter: blur(10px);
    border-radius: 40px;
    margin: 4rem auto;
    max-width: 1400px;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title {
    font-size: 3.2rem;
    font-weight: 800;
    margin-bottom: 1rem;
    line-height: 1.2;
}

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

.section-subtitle {
    font-size: 1.3rem;
    color: var(--gray);
    max-width: 700px;
    margin: 0 auto;
    line-height: 1.6;
}

/* About Section */
.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

.bio-card {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius);
    padding: 2.5rem;
    margin-bottom: 2.5rem;
}

.bio-card p {
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
    color: var(--gray-light);
}

.bio-card p:last-child {
    margin-bottom: 0;
}

.education h3 {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
    color: var(--light);
    font-size: 1.5rem;
}

.timeline {
    position: relative;
    padding-left: 2rem;
}

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

.timeline-item {
    position: relative;
    margin-bottom: 2rem;
}

.timeline-dot {
    position: absolute;
    left: -1.6rem;
    top: 0.5rem;
    width: 14px;
    height: 14px;
    background: var(--gradient);
    border-radius: 50%;
    border: 3px solid var(--dark);
}

.timeline-content {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius);
    padding: 1.5rem;
}

.timeline-year {
    color: var(--primary);
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.timeline-content h4 {
    color: var(--light);
    margin-bottom: 0.5rem;
}

.timeline-content p {
    color: var(--gray-light);
    margin-bottom: 0.75rem;
}

.badge {
    display: inline-block;
    background: rgba(16, 185, 129, 0.1);
    color: var(--success);
    padding: 0.25rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 500;
    border: 1px solid rgba(16, 185, 129, 0.2);
}

.about-skills h3 {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
    color: var(--light);
    font-size: 1.5rem;
}

.skills-cloud {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.skill-tag {
    background: rgba(99, 102, 241, 0.1);
    color: var(--primary);
    padding: 0.5rem 1.25rem;
    border-radius: 20px;
    font-size: 0.95rem;
    font-weight: 500;
    border: 1px solid rgba(99, 102, 241, 0.2);
    transition: var(--transition);
    animation: floatCloud 20s ease-in-out infinite;
    animation-delay: calc(var(--i) * 0.5s);
}

.skill-tag:hover {
    background: rgba(99, 102, 241, 0.2);
    transform: translateY(-3px);
}

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

/* Projects Section */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2.5rem;
    margin-top: 3rem;
}

.project-card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: 2.5rem;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.project-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(99, 102, 241, 0.1), transparent);
    transition: 0.6s;
}

.project-card:hover::before {
    left: 100%;
}

.project-card:hover {
    transform: translateY(-15px) scale(1.02);
    border-color: rgba(99, 102, 241, 0.5);
    box-shadow: var(--shadow-lg);
}

.project-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1.5rem;
}

.project-badge {
    background: var(--gradient);
    color: white;
    padding: 0.5rem 1.25rem;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    box-shadow: 0 5px 15px rgba(99, 102, 241, 0.3);
}

.project-icon {
    font-size: 2.5rem;
    background: var(--gradient);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.project-title {
    font-size: 1.8rem;
    margin-bottom: 0.75rem;
    color: var(--light);
}

.project-subtitle {
    color: var(--accent);
    font-size: 1.1rem;
    font-weight: 500;
    margin-bottom: 1.5rem;
}

.project-description {
    color: var(--gray-light);
    margin-bottom: 2rem;
    line-height: 1.7;
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
}

.project-tech span {
    background: rgba(99, 102, 241, 0.1);
    color: var(--primary);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 500;
    border: 1px solid rgba(99, 102, 241, 0.2);
    transition: var(--transition);
}

.project-tech span:hover {
    background: rgba(99, 102, 241, 0.2);
    transform: translateY(-2px);
}

.project-stats {
    display: flex;
    gap: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.project-stats span {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--gray);
    font-size: 0.9rem;
}

/* Skills Section */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2.5rem;
    margin-top: 3rem;
}

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

.skill-category h3 {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 2rem;
    color: var(--light);
    font-size: 1.5rem;
}

.skill-items {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

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

.skill-item span:first-child {
    flex: 1;
    color: var(--gray-light);
    font-weight: 500;
}

.skill-bar {
    flex: 2;
    height: 8px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 4px;
    overflow: hidden;
    position: relative;
}

.skill-level {
    height: 100%;
    background: var(--gradient);
    border-radius: 4px;
    width: 0;
    transition: width 1.5s cubic-bezier(0.22, 0.61, 0.36, 1);
    position: relative;
    overflow: hidden;
}

.skill-level::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    animation: shimmer 2s infinite;
}

@keyframes shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

.skill-percent {
    min-width: 45px;
    text-align: right;
    color: var(--primary);
    font-weight: 600;
    font-size: 0.95rem;
}

/* AI Twin Section */
.ai-container {
    max-width: 900px;
    margin: 0 auto;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.ai-header {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding: 2.5rem;
    background: linear-gradient(135deg, 
        rgba(99, 102, 241, 0.1), 
        rgba(139, 92, 246, 0.05));
    border-bottom: 1px solid var(--glass-border);
}

.ai-avatar {
    width: 70px;
    height: 70px;
    background: var(--gradient);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    box-shadow: 0 10px 20px rgba(99, 102, 241, 0.3);
}

.ai-info h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    color: var(--light);
}

.ai-info p {
    color: var(--gray);
    font-size: 0.95rem;
}

.chat-wrapper {
    padding: 2.5rem;
}

.chat-messages {
    height: 350px;
    overflow-y: auto;
    margin-bottom: 2rem;
    padding: 1.5rem;
    background: rgba(15, 23, 42, 0.4);
    border-radius: var(--radius);
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.message {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
    animation: messageIn 0.3s ease-out;
}

@keyframes messageIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.message-avatar {
    width: 40px;
    height: 40px;
    background: var(--dark-surface);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.ai-message .message-avatar {
    background: var(--gradient);
}

.message-content {
    background: rgba(30, 41, 59, 0.8);
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: var(--radius);
    padding: 1.25rem 1.5rem;
    flex: 1;
    position: relative;
}

.message-content::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--gradient);
    border-radius: var(--radius) 0 0 var(--radius);
}

.suggestions {
    margin-top: 1rem;
    padding-left: 1.5rem;
}

.suggestions li {
    color: var(--gray-light);
    margin-bottom: 0.5rem;
    font-size: 0.95rem;
}

.quick-questions {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 2rem;
}

.quick-question {
    background: rgba(99, 102, 241, 0.1);
    color: var(--primary);
    border: 1px solid rgba(99, 102, 241, 0.3);
    padding: 0.75rem 1.5rem;
    border-radius: 50px;
    font-size: 0.95rem;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.quick-question:hover {
    background: rgba(99, 102, 241, 0.2);
    transform: translateY(-2px);
}

.chat-input-container {
    position: relative;
}

.input-wrapper {
    display: flex;
    gap: 1rem;
    margin-bottom: 0.75rem;
}

.input-wrapper input {
    flex: 1;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 50px;
    padding: 1rem 1.5rem;
    color: var(--light);
    font-size: 1rem;
    transition: var(--transition);
}

.input-wrapper input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.input-wrapper button {
    background: var(--gradient);
    border: none;
    border-radius: 50px;
    width: 50px;
    height: 50px;
    color: white;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
}

.input-wrapper button:hover {
    transform: scale(1.05);
    box-shadow: 0 10px 20px rgba(99, 102, 241, 0.3);
}

.input-hint {
    color: var(--gray);
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* Contact Section */
.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

.contact-card, .cta-card {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: 2.5rem;
}

.contact-card h3, .cta-card h3 {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
    color: var(--light);
    font-size: 1.5rem;
}

.contact-card p, .cta-card p {
    color: var(--gray-light);
    margin-bottom: 2rem;
    line-height: 1.7;
}

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.contact-method {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding: 1.5rem;
    background: rgba(15, 23, 42, 0.4);
    border-radius: var(--radius);
    border: 1px solid var(--glass-border);
    text-decoration: none;
    transition: var(--transition);
}

.contact-method:hover {
    background: rgba(99, 102, 241, 0.1);
    border-color: var(--primary);
    transform: translateX(10px);
}

.method-icon {
    width: 50px;
    height: 50px;
    background: var(--gradient);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    color: white;
}

.method-info {
    flex: 1;
}

.method-label {
    display: block;
    color: var(--gray);
    font-size: 0.9rem;
    margin-bottom: 0.25rem;
}

.method-value {
    display: block;
    color: var(--light);
    font-weight: 500;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
}

/* Footer */
.footer {
    background: rgba(15, 23, 42, 0.9);
    backdrop-filter: blur(10px);
    border-top: 1px solid var(--glass-border);
    padding: 4rem 0 2rem;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 4rem;
    margin-bottom: 3rem;
}

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.8rem;
    font-weight: 700;
}

.footer-logo .logo-icon {
    width: 45px;
    height: 45px;
    font-size: 1.2rem;
}

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

.footer-tagline {
    color: var(--gray);
    font-size: 1.1rem;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.footer-col h4 {
    color: var(--light);
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
}

.footer-col a {
    display: block;
    color: var(--gray);
    text-decoration: none;
    margin-bottom: 0.75rem;
    transition: var(--transition);
}

.footer-col a:hover {
    color: var(--primary);
    transform: translateX(5px);
}

.footer-bottom {
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
}

.copyright {
    color: var(--gray);
    margin-bottom: 0.5rem;
}

.attribution {
    color: var(--gray);
    font-size: 0.9rem;
}

/* Back to Top Button */
.back-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 50px;
    height: 50px;
    background: var(--gradient);
    border: none;
    border-radius: 50%;
    color: white;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    z-index: 999;
    box-shadow: 0 10px 20px rgba(99, 102, 241, 0.3);
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(99, 102, 241, 0.4);
}

/* Responsive */
@media (max-width: 1024px) {
    .hero-content,
    .about-content,
    .contact-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .hero-title {
        font-size: 3.2rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 1.5rem;
    }
    
    .nav-links {
        display: none;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .section-title {
        font-size: 2.5rem;
    }
    
    .projects-grid {
        grid-template-columns: 1fr;
    }
    
    .skills-grid {
        grid-template-columns: 1fr;
    }
    
    .hero-stats {
        gap: 2rem;
    }
    
    .hero-actions {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .cta-buttons {
        flex-direction: column;
    }
    
    .footer-links {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .tag {
        font-size: 0.85rem;
        padding: 0.4rem 1rem;
    }
    
    .btn {
        padding: 0.875rem 1.5rem;
        font-size: 1rem;
    }
    
    .footer-links {
        grid-template-columns: 1fr;
    }
}

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

::-webkit-scrollbar-track {
    background: rgba(15, 23, 42, 0.5);
}

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

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(135deg, var(--primary-dark), var(--accent));
}