/* ========================================
   2025 HIGH-END PORTFOLIO
   Dark, Futuristic, Professional Design
   ======================================== */

/* ========================================
   CSS RESET & BASE STYLES
   ======================================== */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Dark Color Palette - Futuristic & Professional */
    --bg-primary: #0a0e27;
    --bg-secondary: #111827;
    --bg-tertiary: #1a1f3a;
    --bg-card: rgba(30, 35, 55, 0.6);
    --bg-card-hover: rgba(40, 45, 70, 0.8);
    
    /* Accent Colors - Blue & Lavender */
    --accent-primary: #8B5CF6;
    --accent-secondary: #6366F1;
    --accent-blue: #3B82F6;
    --accent-lavender: #A78BFA;
    --accent-glow: rgba(139, 92, 246, 0.4);
    
    /* Text Colors */
    --text-primary: #F9FAFB;
    --text-secondary: #D1D5DB;
    --text-tertiary: #9CA3AF;
    --text-muted: #6B7280;
    
    /* Borders & Dividers */
    --border-color: rgba(139, 92, 246, 0.2);
    --border-subtle: rgba(255, 255, 255, 0.1);
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-secondary: linear-gradient(135deg, #8B5CF6 0%, #6366F1 100%);
    --gradient-bg: linear-gradient(180deg, #0a0e27 0%, #1a1f3a 50%, #0f1629 100%);
    --gradient-card: linear-gradient(135deg, rgba(139, 92, 246, 0.1) 0%, rgba(99, 102, 241, 0.1) 100%);
    
    /* Shadows & Glows */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.5);
    --shadow-xl: 0 20px 50px rgba(0, 0, 0, 0.6);
    --glow-sm: 0 0 20px var(--accent-glow);
    --glow-md: 0 0 40px var(--accent-glow);
    --glow-lg: 0 0 60px var(--accent-glow);
    
    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-display: 'Space Grotesk', 'Inter', sans-serif;
    --font-serif: 'Instrument Serif', Georgia, serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 3rem;
    --spacing-xl: 5rem;
    --spacing-2xl: 8rem;
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 9999px;
    
    /* Transitions */
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
    scroll-behavior: smooth;
    overflow-x: hidden;
}

body {
    font-family: var(--font-primary);
    font-size: 16px;
    line-height: 1.7;
    color: var(--text-secondary);
    background: var(--gradient-bg);
    background-attachment: fixed;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

::selection {
    background-color: var(--accent-primary);
    color: white;
}

/* ========================================
   CONTAINER & LAYOUT
   ======================================== */

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

section {
    padding: var(--spacing-2xl) 0;
    position: relative;
}

/* ========================================
   FLOATING NAVIGATION
   ======================================== */

.floating-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(10, 14, 39, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-subtle);
    transition: all var(--transition-normal);
}

.floating-nav.scrolled {
    background: rgba(10, 14, 39, 0.95);
    box-shadow: var(--shadow-lg);
}

.nav-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 1.25rem var(--spacing-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

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

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-lg);
}

.nav-link {
    position: relative;
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: color var(--transition-fast);
    padding: 0.5rem 0;
}

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

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

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

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

/* Mobile Menu Toggle */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 0.5rem;
}

.nav-toggle span {
    width: 25px;
    height: 2px;
    background: var(--text-primary);
    transition: all var(--transition-fast);
}

/* ========================================
   HERO SECTION
   ======================================== */

.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    background: var(--bg-primary);
}

/* Smooth fade at bottom of hero section */
.hero::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 150px;
    background: linear-gradient(to bottom, transparent, var(--bg-primary));
    pointer-events: none;
    z-index: 1;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

#particleCanvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.gradient-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 50% 50%, rgba(139, 92, 246, 0.08) 0%, transparent 50%);
    animation: pulse 8s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 0.5; }
    50% { opacity: 1; }
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
    padding: var(--spacing-lg);
}

/* Clean hero variant - simplified, minimalist layout for professional portfolio aesthetic */
.hero-text-clean .hero-greeting,
.hero-text-clean .hero-tagline {
    display: none; /* Hide greeting and tagline for cleaner, more minimal hero */
}

.hero-greeting {
    font-size: 1.125rem;
    color: var(--accent-lavender);
    margin-bottom: var(--spacing-sm);
    font-weight: 500;
    letter-spacing: 2px;
    text-transform: uppercase;
}

.hero-name {
    font-family: var(--font-serif);
    font-size: clamp(3rem, 8vw, 6rem);
    font-weight: 400;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
    letter-spacing: -1px;
    line-height: 1.1;
    background: linear-gradient(135deg, #F9FAFB 0%, #A78BFA 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-style: normal;
}

.hero-role {
    font-size: clamp(1.5rem, 3vw, 2.5rem);
    font-weight: 600;
    color: var(--accent-primary);
    margin-bottom: var(--spacing-md);
}

/* Enhanced spacing for clean hero layout */
.hero-text-clean .hero-name {
    margin-bottom: 1.25rem;
}

.hero-text-clean .hero-role {
    margin-bottom: 2.5rem;
    font-weight: 500;
    letter-spacing: 0.5px;
}

.hero-tagline {
    font-size: clamp(1.125rem, 2vw, 1.375rem);
    color: var(--text-tertiary);
    margin-bottom: var(--spacing-lg);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.6;
}

.hero-cta {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 1.125rem 2.5rem;
    background: var(--gradient-secondary);
    color: white;
    text-decoration: none;
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 1.0625rem;
    transition: all var(--transition-normal);
    box-shadow: var(--shadow-md), 0 0 10px rgba(139, 92, 246, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.hero-cta:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg), 0 0 20px rgba(139, 92, 246, 0.25);
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: var(--spacing-lg);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--text-tertiary);
    font-size: 0.875rem;
    letter-spacing: 1px;
    text-transform: uppercase;
}

.scroll-line {
    width: 1px;
    height: 50px;
    background: linear-gradient(to bottom, var(--accent-primary), transparent);
    animation: scrollDown 2s ease-in-out infinite;
}

@keyframes scrollDown {
    0%, 100% { transform: translateY(0); opacity: 0; }
    50% { transform: translateY(20px); opacity: 1; }
}

/* ========================================
   SECTION HEADERS
   ======================================== */

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.section-label {
    display: inline-block;
    font-size: 0.875rem;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--accent-lavender);
    margin-bottom: var(--spacing-sm);
    padding: 0.5rem 1rem;
    background: rgba(139, 92, 246, 0.1);
    border-radius: var(--radius-full);
    border: 1px solid var(--border-color);
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
    letter-spacing: -1px;
    line-height: 1.2;
}

.section-description {
    font-size: 1.125rem;
    color: var(--text-tertiary);
    max-width: 700px;
    margin: 0 auto;
    line-height: 1.8;
}

/* ========================================
   PROJECTS SECTION
   ======================================== */

.projects {
    background: var(--bg-secondary);
    position: relative;
}

/* Smooth blend from hero to projects section */
.projects::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 200px;
    background: linear-gradient(to bottom, var(--bg-primary), var(--bg-secondary));
    pointer-events: none;
}

/* Smooth fade at bottom of projects section */
.projects::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 150px;
    background: linear-gradient(to bottom, transparent, var(--bg-secondary));
    pointer-events: none;
    z-index: 1;
}

.projects-grid {
    display: grid;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.project-card {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    background: var(--bg-card);
    backdrop-filter: blur(10px);
    border-radius: var(--radius-xl);
    overflow: hidden;
    border: 1px solid var(--border-subtle);
    transition: all var(--transition-normal);
    padding: var(--spacing-lg);
    position: relative;
}

.project-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-card);
    opacity: 0;
    transition: opacity var(--transition-normal);
    pointer-events: none;
}

.project-card:hover {
    transform: translateY(-8px);
    border-color: var(--border-color);
    box-shadow: var(--shadow-xl), var(--glow-sm);
}

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

/* Alternating Layout */
.project-card:nth-child(even) {
    grid-template-columns: 1fr 1fr;
}

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

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

.project-image-wrapper {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    aspect-ratio: 16/10;
}

.project-image {
    width: 100%;
    height: 100%;
    position: relative;
    transition: transform var(--transition-slow);
}

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

/* Project Image Gradients */
.gradient-1 {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.gradient-2 {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
}

.gradient-3 {
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
}

.gradient-4 {
    background: linear-gradient(135deg, #43e97b 0%, #38f9d7 100%);
}

.project-overlay {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.6);
    opacity: 0;
    transition: opacity var(--transition-normal);
}

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

.view-project {
    color: white;
    font-weight: 600;
    font-size: 1.125rem;
    text-decoration: none;
    transition: transform var(--transition-fast);
}

.view-project:hover {
    transform: scale(1.05);
}

.project-number {
    position: absolute;
    top: var(--spacing-sm);
    right: var(--spacing-sm);
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(10px);
    border-radius: var(--radius-full);
    color: white;
    font-weight: 700;
    font-size: 1.125rem;
    font-family: var(--font-display);
}

.project-info {
    display: flex;
    flex-direction: column;
    justify-content: center;
    position: relative;
    z-index: 1;
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-md);
}

.tag {
    padding: 0.375rem 0.875rem;
    background: rgba(139, 92, 246, 0.15);
    color: var(--accent-lavender);
    border-radius: var(--radius-full);
    font-size: 0.8125rem;
    font-weight: 500;
    border: 1px solid var(--border-color);
}

.project-title {
    font-family: var(--font-display);
    font-size: 1.875rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
    line-height: 1.3;
}

.project-description {
    font-size: 1rem;
    color: var(--text-tertiary);
    line-height: 1.7;
    margin-bottom: var(--spacing-md);
}

.project-meta {
    margin-bottom: var(--spacing-md);
}

.meta-item {
    font-size: 0.9375rem;
    color: var(--text-muted);
    font-style: italic;
}

.project-link {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 0.875rem 1.75rem;
    background: transparent;
    color: var(--accent-primary);
    border: 2px solid var(--accent-primary);
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 0.9375rem;
    cursor: pointer;
    transition: all var(--transition-fast);
    font-family: var(--font-primary);
    align-self: flex-start;
    text-decoration: none;
}

.project-link:hover {
    background: var(--accent-primary);
    color: white;
    transform: translateX(5px);
    box-shadow: var(--glow-sm);
}

.project-link svg {
    transition: transform var(--transition-fast);
}

.project-link:hover svg {
    transform: translateX(3px);
}

/* ========================================
   ABOUT SECTION
   ======================================== */

.about {
    background: var(--bg-primary);
    position: relative;
}

/* Smooth blend from projects to about section */
.about::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 200px;
    background: linear-gradient(to bottom, var(--bg-secondary), var(--bg-primary));
    pointer-events: none;
    z-index: 0;
}

/* Smooth fade at bottom of about section */
.about::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 150px;
    background: linear-gradient(to bottom, transparent, var(--bg-primary));
    pointer-events: none;
    z-index: 1;
}

.about-layout {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: var(--spacing-xl);
    align-items: center;
    margin-top: var(--spacing-xl);
    position: relative;
    z-index: 1;
}

.about-image {
    position: relative;
}

.image-frame {
    position: relative;
    width: 100%;
    max-width: 400px;
    margin: 0 auto;
}

.profile-placeholder {
    width: 100%;
    aspect-ratio: 1;
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid var(--border-color);
    position: relative;
    overflow: hidden;
}

.profile-placeholder svg {
    width: 60%;
    height: 60%;
    z-index: 1;
}

.image-glow {
    position: absolute;
    inset: -50%;
    background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
    animation: rotate 20s linear infinite;
}

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

.about-content {
    position: relative;
}

.about-content .section-header {
    text-align: left;
    margin-bottom: var(--spacing-lg);
}

.about-text {
    margin-bottom: var(--spacing-lg);
}

.about-text p {
    font-size: 1.0625rem;
    line-height: 1.8;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
}

.about-text p:last-child {
    margin-bottom: 0;
}

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

.about-skills {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.skill-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background: var(--bg-card);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-subtle);
    transition: all var(--transition-fast);
}

.skill-item:hover {
    border-color: var(--border-color);
    transform: translateX(5px);
}

.skill-item svg {
    color: var(--accent-primary);
    flex-shrink: 0;
}

.skill-item span {
    color: var(--text-secondary);
    font-weight: 500;
}

/* About CTA Section */
.about-cta {
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--border-subtle);
}

.career-statement {
    font-size: 1.0625rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
    padding: var(--spacing-md);
    background: rgba(139, 92, 246, 0.1);
    border-left: 3px solid var(--accent-primary);
    border-radius: var(--radius-sm);
}

.career-statement strong {
    color: var(--text-primary);
}

.cta-buttons {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 0.875rem 1.75rem;
    background: var(--bg-card);
    color: var(--text-primary);
    text-decoration: none;
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 0.9375rem;
    border: 2px solid var(--border-color);
    transition: all var(--transition-normal);
}

.btn-secondary:hover {
    background: var(--gradient-secondary);
    color: white;
    border-color: transparent;
    transform: translateY(-2px);
    box-shadow: var(--glow-sm);
}

.btn-secondary svg {
    flex-shrink: 0;
}

/* ========================================
   CONTACT SECTION
   ======================================== */

.contact {
    background: var(--bg-secondary);
    position: relative;
}

/* Smooth blend from about to contact section */
.contact::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 200px;
    background: linear-gradient(to bottom, var(--bg-primary), var(--bg-secondary));
    pointer-events: none;
    z-index: 0;
}

.contact-content {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.contact-card {
    background: var(--bg-card);
    backdrop-filter: blur(10px);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    border: 1px solid var(--border-subtle);
    margin-top: var(--spacing-xl);
}

.contact-info {
    margin-bottom: var(--spacing-lg);
    display: grid;
    gap: var(--spacing-md);
}

.contact-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    background: rgba(139, 92, 246, 0.05);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    transition: all var(--transition-fast);
}

.contact-item:hover {
    border-color: var(--accent-primary);
    background: rgba(139, 92, 246, 0.08);
}

.contact-icon {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-secondary);
    border-radius: var(--radius-md);
    color: white;
    flex-shrink: 0;
}

.contact-details {
    flex: 1;
}

.contact-label {
    display: block;
    font-size: 0.875rem;
    color: var(--text-tertiary);
    margin-bottom: 0.25rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.contact-value {
    display: block;
    font-size: 1.125rem;
    color: var(--text-primary);
    font-weight: 600;
    text-decoration: none;
    transition: color var(--transition-fast);
}

.contact-value:hover {
    color: var(--accent-primary);
}

.cta-wrapper {
    text-align: center;
}

.contact-button {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 1.125rem 2.5rem;
    background: var(--gradient-secondary);
    color: white;
    text-decoration: none;
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 1.0625rem;
    transition: all var(--transition-normal);
    box-shadow: var(--shadow-md), var(--glow-sm);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.contact-button:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg), var(--glow-md);
}

.contact-button svg {
    transition: transform var(--transition-normal);
}

.contact-button:hover svg {
    transform: translateX(3px);
}

.contact-note {
    margin-top: var(--spacing-md);
    color: var(--text-tertiary);
    font-size: 0.9375rem;
}

/* Contact Form Divider */
.contact-divider {
    text-align: center;
    margin: var(--spacing-lg) 0;
    position: relative;
}

.contact-divider::before,
.contact-divider::after {
    content: '';
    position: absolute;
    top: 50%;
    width: calc(50% - 80px);
    height: 1px;
    background: var(--border-subtle);
}

.contact-divider::before {
    left: 0;
}

.contact-divider::after {
    right: 0;
}

.contact-divider span {
    color: var(--text-tertiary);
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    padding: 0 var(--spacing-md);
    background: var(--bg-card);
}

/* Contact Form Styles */
.contact-form {
    margin-top: var(--spacing-lg);
}

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-group label {
    display: block;
    color: var(--text-secondary);
    font-weight: 500;
    margin-bottom: var(--spacing-xs);
    font-size: 0.9375rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.875rem 1.125rem;
    background: rgba(17, 24, 39, 0.8);
    border: 2px solid var(--border-subtle);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: var(--font-primary);
    font-size: 1rem;
    transition: all var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-muted);
}

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

.contact-form .contact-button {
    width: 100%;
    justify-content: center;
    margin-top: var(--spacing-sm);
}

.form-note {
    text-align: center;
    margin-top: var(--spacing-md);
    color: var(--text-muted);
    font-size: 0.8125rem;
    font-style: italic;
}

/* ========================================
   FOOTER
   ======================================== */

.footer {
    background: var(--bg-primary);
    padding: var(--spacing-lg) 0;
    border-top: 1px solid var(--border-subtle);
}

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

.footer-logo {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
}

.footer-tagline {
    color: var(--text-tertiary);
    font-size: 0.875rem;
    margin-top: 0.25rem;
}

.footer-copyright {
    color: var(--text-muted);
    font-size: 0.875rem;
}

/* ========================================
   ANIMATIONS & REVEAL EFFECTS
   ======================================== */

.reveal-up,
.reveal-left,
.reveal-right {
    opacity: 0;
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal-up {
    transform: translateY(50px);
}

.reveal-left {
    transform: translateX(-50px);
}

.reveal-right {
    transform: translateX(50px);
}

.reveal-up.revealed,
.reveal-left.revealed,
.reveal-right.revealed {
    opacity: 1;
    transform: translate(0, 0);
}

/* ========================================
   RESPONSIVE DESIGN - TABLET
   ======================================== */

@media (max-width: 1024px) {
    .container {
        padding: 0 var(--spacing-md);
    }
    
    .nav-container {
        padding: 1rem var(--spacing-md);
    }
    
    .project-card {
        grid-template-columns: 1fr;
    }
    
    .project-card:nth-child(even) .project-image-wrapper {
        order: 1;
    }
    
    .project-card:nth-child(even) .project-info {
        order: 2;
    }
    
    .about-layout {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .about-content .section-header {
        text-align: center;
    }
}

/* ========================================
   RESPONSIVE DESIGN - MOBILE
   ======================================== */

@media (max-width: 768px) {
    :root {
        --spacing-lg: 2rem;
        --spacing-xl: 3rem;
        --spacing-2xl: 5rem;
    }
    
    section {
        padding: var(--spacing-xl) 0;
    }
    
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    /* Mobile Navigation */
    .nav-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: rgba(10, 14, 39, 0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        gap: 0;
        padding: var(--spacing-md);
        border-top: 1px solid var(--border-subtle);
        transform: translateY(-100%);
        opacity: 0;
        pointer-events: none;
        transition: all var(--transition-normal);
    }
    
    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        pointer-events: all;
    }
    
    .nav-link {
        padding: var(--spacing-sm);
        text-align: center;
    }
    
    /* Hero */
    .hero-content {
        padding: var(--spacing-md);
    }
    
    .scroll-indicator {
        display: none;
    }
    
    /* Projects */
    .project-card {
        padding: var(--spacing-md);
    }
    
    .project-tags {
        gap: 0.5rem;
    }
    
    .tag {
        font-size: 0.75rem;
        padding: 0.25rem 0.625rem;
    }
    
    .project-title {
        font-size: 1.5rem;
        line-height: 1.3;
        word-wrap: break-word;
        hyphens: auto;
    }
    
    .project-card {
        min-height: auto;
        display: flex;
        flex-direction: column;
    }
    
    .project-info {
        flex: 1;
        display: flex;
        flex-direction: column;
    }
    
    .project-link {
        width: 100%;
        justify-content: center;
    }
    
    /* About */
    .about-skills {
        grid-template-columns: 1fr;
    }
    
    /* Contact */
    .contact-card {
        padding: var(--spacing-md);
    }
    
    .contact-item {
        flex-direction: column;
        text-align: center;
    }
    
    .contact-value {
        font-size: 1rem;
        word-break: break-word;
    }
    
    /* Footer */
    .footer-content {
        flex-direction: column;
        gap: var(--spacing-sm);
        text-align: center;
    }
}

/* ========================================
   ACCESSIBILITY & UTILITIES
   ======================================== */

/* Focus States */
a:focus-visible,
button:focus-visible {
    outline: 2px solid var(--accent-primary);
    outline-offset: 4px;
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* High Contrast Mode Support */
@media (prefers-contrast: high) {
    :root {
        --border-subtle: rgba(255, 255, 255, 0.3);
        --border-color: rgba(139, 92, 246, 0.5);
    }
}