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

:root {
    /* Colors */
    --primary-color: #6366f1;
    --primary-dark: #4f46e5;
    --primary-light: #818cf8;
    --secondary-color: #ec4899;
    --accent-color: #10b981;
    
    --text-primary: #1f2937;
    --text-secondary: #6b7280;
    --text-light: #9ca3af;
    
    --bg-primary: #ffffff;
    --bg-secondary: #f9fafb;
    --bg-dark: #111827;
    
    --border-color: #e5e7eb;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    
    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    --spacing-3xl: 6rem;
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-full: 9999px;
    
    /* Transitions */
    --transition-fast: 150ms ease-in-out;
    --transition-base: 300ms ease-in-out;
    --transition-slow: 500ms ease-in-out;
}

/* =========================================================
   Font Awesome: ensure font-display swap (avoids FOIT)
   ========================================================= */
@font-face {
    font-family: "Font Awesome 6 Free";
    font-style: normal;
    font-weight: 900;
    font-display: swap;
    src: url("https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.4.0/webfonts/fa-solid-900.woff2") format("woff2");
}

@font-face {
    font-family: "Font Awesome 6 Brands";
    font-style: normal;
    font-weight: 400;
    font-display: swap;
    src: url("https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.4.0/webfonts/fa-brands-400.woff2") format("woff2");
}

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

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

/* ===================================
   Typography
   =================================== */
h1, h2, h3, h4, h5, h6 {
    line-height: 1.2;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
}

h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
}

h2 {
    font-size: clamp(2rem, 4vw, 3rem);
}

h3 {
    font-size: clamp(1.5rem, 3vw, 2rem);
}

p {
    margin-bottom: var(--spacing-sm);
}

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

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

/* ===================================
   Utility Classes
   =================================== */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
}

.section-title {
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    border-radius: var(--radius-full);
}

.section-subtitle {
    color: var(--text-secondary);
    font-size: 1.1rem;
    margin-top: var(--spacing-md);
}

/* ===================================
   Buttons
   =================================== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.875rem 2rem;
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--radius-lg);
    border: 2px solid transparent;
    cursor: pointer;
    transition: all var(--transition-base);
    text-align: center;
    white-space: nowrap;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl);
}

.btn-secondary {
    background: transparent;
    color: var(--primary-color);
    border-color: var(--primary-color);
}

.btn-secondary:hover {
    background: var(--primary-color);
    color: white;
}

.btn-outline {
    background: transparent;
    color: var(--text-primary);
    border-color: var(--border-color);
}

.btn-outline:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

/* ===================================
   Navigation
   =================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
}

.navbar.scrolled {
    box-shadow: var(--shadow-md);
}

.nav-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 0;
}

.logo {
    font-size: 1.75rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 2rem;
    list-style: none;
}

.nav-link {
    color: var(--text-primary);
    font-weight: 500;
    position: relative;
    padding: 0.5rem 0;
}

.nav-link:not(.cta-btn)::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: width var(--transition-base);
}

.nav-link:not(.cta-btn):hover::after,
.nav-link:not(.cta-btn).active::after {
    width: 100%;
}

.nav-link.cta-btn {
    padding: 0.5rem 1.5rem;
    background: var(--primary-color);
    color: white;
    border-radius: var(--radius-full);
}

.nav-link.cta-btn:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 0.375rem;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.mobile-menu-toggle span {
    display: block;
    width: 25px;
    height: 2px;
    background: var(--text-primary);
    transition: all var(--transition-base);
}

/* ===================================
   Hero Section
   =================================== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    padding: var(--spacing-3xl) 0;
    margin-top: 70px;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, #f5f7fa 0%, #e8edf5 100%);
    z-index: -1;
}

.hero-background::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    animation: float 20s ease-in-out infinite;
}

.hero-background::after {
    content: '';
    position: absolute;
    bottom: -50%;
    left: -10%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(236, 72, 153, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    animation: float 25s ease-in-out infinite reverse;
}

@keyframes float {
    0%, 100% {
        transform: translate(0, 0) scale(1);
    }
    50% {
        transform: translate(30px, 30px) scale(1.1);
    }
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
}

.hero-text {
    /* Avoid delaying LCP: render hero text immediately */
    animation: none;
}

.hero-greeting {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-secondary);
    font-size: 1.1rem;
    margin-bottom: var(--spacing-sm);
}

.wave {
    display: inline-block;
    animation: wave 2s ease-in-out infinite;
    transform-origin: 70% 70%;
}

@keyframes wave {
    0%, 100% {
        transform: rotate(0deg);
    }
    10%, 30% {
        transform: rotate(14deg);
    }
    20% {
        transform: rotate(-8deg);
    }
    40% {
        transform: rotate(-4deg);
    }
    50% {
        transform: rotate(10deg);
    }
}

.hero-title {
    margin-bottom: var(--spacing-sm);
}

.highlight {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.3rem;
    color: var(--text-secondary);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
}

.hero-description {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
    line-height: 1.8;
}

.availability-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.5rem 0.9rem;
    border-radius: var(--radius-full);
    border: 1px solid rgba(99, 102, 241, 0.18);
    background: rgba(99, 102, 241, 0.08);
    color: var(--text-primary);
    font-size: 0.95rem;
    margin-bottom: var(--spacing-lg);
}

.availability-badge i {
    color: var(--primary-color);
}

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

.optional {
    font-weight: 500;
    color: var(--text-secondary);
}

.hero-skills {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-bottom: var(--spacing-xl);
}

.skill-badge {
    padding: 0.5rem 1rem;
    background: white;
    color: var(--text-primary);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 500;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
}

.skill-badge:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    color: var(--primary-color);
}

.hero-cta {
    display: flex;
    gap: 1rem;
    margin-bottom: var(--spacing-xl);
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-links a {
    width: 45px;
    height: 45px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: white;
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 1.25rem;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
}

.social-links a:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
    color: var(--primary-color);
}

.hero-image {
    /* Avoid delaying above-the-fold rendering */
    animation: none;
}

.image-wrapper {
    position: relative;
    max-width: 450px;
    margin: 0 auto;
}

.image-wrapper img {
    width: 100%;
    height: auto;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    position: relative;
    z-index: 2;
}

.image-decoration {
    position: absolute;
    top: -20px;
    right: -20px;
    width: 100%;
    height: 100%;
    border: 3px solid var(--primary-color);
    border-radius: var(--radius-xl);
    z-index: 1;
}

.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    animation: bounce 2s ease-in-out infinite;
}

.scroll-indicator a {
    color: var(--text-secondary);
    font-size: 1.5rem;
}

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

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* ===================================
   About Section
   =================================== */
.about {
    padding: var(--spacing-3xl) 0;
    background: var(--bg-primary);
}

.about-content {
    max-width: 900px;
    margin: 0 auto;
}

.about-text h3 {
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
}

.about-text p {
    color: var(--text-secondary);
    font-size: 1.05rem;
    line-height: 1.8;
    margin-bottom: var(--spacing-md);
}

.about-highlights {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.highlight-item {
    display: flex;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
}

.highlight-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.highlight-item i {
    font-size: 2rem;
    color: var(--primary-color);
}

.highlight-item h4 {
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.highlight-item p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin: 0;
}

/* ===================================
   Skills Section
   =================================== */
.skills {
    padding: var(--spacing-3xl) 0;
    background: var(--bg-secondary);
    overflow: hidden;
}

.container-full {
    width: 100%;
    max-width: 100%;
    padding: 0;
}

.container-full .section-header {
    padding: 0 var(--spacing-md);
    max-width: 1200px;
    margin: 0 auto var(--spacing-xl);
}

.skills-scroll-container {
    position: relative;
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--spacing-lg) var(--spacing-md);
}

.skills-scroll-wrapper {
    --skills-card-width: 320px;
    display: flex;
    gap: var(--spacing-lg);
    overflow-x: auto;
    overflow-y: hidden;
    scroll-behavior: smooth;
    /* Allow first/last card to reach the centered position (same UX as Services) */
    padding: 0 max(0px, calc((100% - var(--skills-card-width)) / 2));
    scroll-snap-type: x mandatory;
    scroll-padding-left: max(0px, calc((100% - var(--skills-card-width)) / 2));
    scroll-padding-right: max(0px, calc((100% - var(--skills-card-width)) / 2));
    scrollbar-width: thin;
    scrollbar-color: var(--primary-color) var(--border-color);
    -webkit-overflow-scrolling: touch;
}

/* Custom Scrollbar for Webkit Browsers */
.skills-scroll-wrapper::-webkit-scrollbar {
    height: 8px;
}

.skills-scroll-wrapper::-webkit-scrollbar-track {
    background: var(--border-color);
    border-radius: var(--radius-full);
}

.skills-scroll-wrapper::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: var(--radius-full);
}

.skills-scroll-wrapper::-webkit-scrollbar-thumb:hover {
    background: var(--primary-dark);
}

.skill-category {
    background: white;
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
    min-width: 320px;
    max-width: 320px;
    flex-shrink: 0;
    scroll-snap-align: center;
    scroll-snap-stop: always;
}

.skill-category:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.category-icon {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-md);
}

.category-icon i {
    font-size: 1.75rem;
    color: white;
}

.skill-category h3 {
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
    font-size: 1.25rem;
}

.skill-list {
    list-style: none;
}

.skill-list li {
    padding: 0.5rem 0;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.95rem;
}

.skill-list i {
    color: var(--accent-color);
    font-size: 0.875rem;
    flex-shrink: 0;
}

/* Scroll Navigation Arrows */
.scroll-indicator-left,
.scroll-indicator-right {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 50px;
    height: 50px;
    background: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-lg);
    cursor: pointer;
    z-index: 10;
    transition: all var(--transition-base);
    opacity: 0;
    visibility: hidden;
}

.scroll-indicator-left {
    left: calc(var(--spacing-md) + 10px);
}

.scroll-indicator-right {
    right: calc(var(--spacing-md) + 10px);
}

.scroll-indicator-left.visible,
.scroll-indicator-right.visible {
    opacity: 1;
    visibility: visible;
}

.scroll-indicator-left:hover,
.scroll-indicator-right:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-50%) scale(1.1);
}

.scroll-indicator-left i,
.scroll-indicator-right i {
    font-size: 1.25rem;
    color: var(--primary-color);
}

.scroll-indicator-left:hover i,
.scroll-indicator-right:hover i {
    color: white;
}

/* Scroll Hint */
.scroll-hint {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    margin-top: var(--spacing-md);
    color: var(--text-secondary);
    font-size: 0.9rem;
    animation: fadeInUp 1s ease-out 0.5s both;
}

.scroll-hint i {
    color: var(--primary-color);
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.7;
        transform: scale(1.1);
    }
}

/* Gradient Fade Edges */
.skills-scroll-container::before,
.skills-scroll-container::after {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    width: 80px;
    pointer-events: none;
    z-index: 5;
}

.skills-scroll-container::before {
    left: var(--spacing-md);
    background: linear-gradient(to right, var(--bg-secondary), transparent);
}

.skills-scroll-container::after {
    right: var(--spacing-md);
    background: linear-gradient(to left, var(--bg-secondary), transparent);
}

/* ===================================
   Projects Section
   =================================== */
.projects {
    padding: var(--spacing-3xl) 0;
    background: var(--bg-primary);
}

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

.project-card {
    background: white;
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
}

.project-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.project-card.featured {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0;
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.project-card.featured:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.project-image {
    position: relative;
    overflow: hidden;
    height: 300px;
}

.project-card.featured .project-image {
    height: 100%;
    padding: var(--spacing-xl);
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    display: flex;
    align-items: center;
    justify-content: center;
}

.project-card.featured .project-image img {
    width: auto;
    max-width: 85%;
    max-height: 85%;
    object-fit: contain;
    border-radius: var(--radius-lg);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12), 0 2px 8px rgba(0, 0, 0, 0.08);
    border: 1px solid rgba(0, 0, 0, 0.1);
    background: white;
    padding: var(--spacing-lg);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.project-card.featured .project-image:hover img {
    transform: scale(1.02);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.15), 0 4px 12px rgba(0, 0, 0, 0.1);
}

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

.project-card:not(.featured):hover .project-image img {
    transform: scale(1.05);
}

.project-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--transition-base);
    /* Don't block clicks when hidden (lets the image itself be clickable, esp. on mobile) */
    pointer-events: none;
}

.project-card:not(.featured):hover .project-overlay {
    opacity: 1;
    pointer-events: auto;
}

.project-card.featured .project-overlay {
    background: rgba(0, 0, 0, 0.5);
    border-radius: var(--radius-lg);
    margin: var(--spacing-xl);
    top: auto;
    left: auto;
    right: auto;
    bottom: auto;
    width: calc(100% - calc(var(--spacing-xl) * 2));
    height: calc(100% - calc(var(--spacing-xl) * 2));
    /* Enabled only on hover to avoid blocking clicks when hidden */
    pointer-events: none;
}

.project-card.featured .project-image:hover .project-overlay {
    opacity: 1;
    pointer-events: auto;
}

.project-card.featured .project-image {
    pointer-events: auto;
}

.project-links {
    display: flex;
    gap: 1rem;
}

.project-link {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: white;
    color: var(--primary-color);
    border-radius: var(--radius-md);
    font-size: 1.25rem;
    transition: all var(--transition-base);
    border: none;
    cursor: pointer;
    text-decoration: none;
}

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

.project-link.lightbox-trigger {
    font-family: inherit;
}

.project-content {
    padding: var(--spacing-xl);
}

.project-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem 1rem;
    font-size: 0.95rem;
    color: var(--text-secondary);
    margin: 0 0 var(--spacing-md);
}

.project-meta strong {
    color: var(--text-primary);
    font-weight: 700;
}

.project-badge {
    display: inline-block;
    padding: 0.375rem 0.875rem;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
}

.project-content h3 {
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
}

.project-description {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: var(--spacing-md);
}

.project-tags span {
    padding: 0.375rem 0.875rem;
    background: var(--bg-secondary);
    color: var(--text-secondary);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
}

.project-features {
    margin: var(--spacing-md) 0;
    padding: var(--spacing-md);
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
}

.project-features h4 {
    color: var(--text-primary);
    font-size: 0.95rem;
    margin-bottom: 0.75rem;
}

.project-features ul {
    list-style: none;
}

.project-features li {
    color: var(--text-secondary);
    font-size: 0.95rem;
    padding: 0.375rem 0;
    padding-left: 1.5rem;
    position: relative;
}

.project-features li::before {
    content: '▸';
    position: absolute;
    left: 0;
    color: var(--primary-color);
}

/* ===================================
   Services Section
   =================================== */
.services {
    padding: var(--spacing-3xl) 0;
    background: var(--bg-secondary);
}

.services-scroll-container {
    position: relative;
    width: 100%;
    overflow: hidden;
}

.services-scroll-wrapper {
    display: flex;
    gap: var(--spacing-lg);
    overflow-x: auto;
    overflow-y: hidden;
    scroll-behavior: smooth;
    padding: var(--spacing-xl) calc((100vw - 320px) / 2);
    scrollbar-width: none;
    -ms-overflow-style: none;
    scroll-snap-type: x mandatory;
    scroll-snap-stop: always;
    -webkit-overflow-scrolling: touch;
    touch-action: pan-x;
}

/* Hide scrollbar for Webkit browsers */
.services-scroll-wrapper::-webkit-scrollbar {
    display: none;
}

/* ===================================
   Services CTA Section
   =================================== */
.services-cta {
    padding: var(--spacing-2xl) 0;
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
    position: relative;
    overflow: hidden;
}

.services-cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 20%, rgba(99, 102, 241, 0.05) 0%, transparent 50%),
                radial-gradient(circle at 80% 80%, rgba(236, 72, 153, 0.05) 0%, transparent 50%);
    pointer-events: none;
}

.services-cta-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-xl);
    position: relative;
    z-index: 1;
}

.services-cta-text h3 {
    color: var(--text-primary);
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
}

.services-cta-text p {
    color: var(--text-secondary);
    font-size: 1rem;
    margin: 0;
}

.services-cta-button .btn {
    padding: 1rem 2rem;
    font-size: 1rem;
    font-weight: 600;
    box-shadow: var(--shadow-lg);
    transition: all var(--transition-base);
}

.services-cta-button .btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl);
}


@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-10px);
    }
    60% {
        transform: translateY(-5px);
    }
}

.service-card {
    flex: 0 0 320px;
    min-width: 320px;
    max-width: 320px;
    background: white;
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-slow);
    scroll-snap-align: center;
    scroll-snap-stop: always;
    opacity: 0.6;
    transform: scale(0.85);
    filter: blur(1px);
}

.service-card.spacer {
    display: none;
}

.service-card.center {
    opacity: 1;
    transform: scale(1);
    filter: blur(0);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
    z-index: 10;
}

.service-card.center .service-icon {
    transform: scale(1.1);
}

.service-card.center h3 {
    color: var(--primary-color);
}

.service-icon {
    width: 70px;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-md);
    transition: transform var(--transition-base);
}

.service-icon i {
    font-size: 2rem;
    color: white;
    transition: transform var(--transition-base);
}

.service-card h3 {
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
    transition: color var(--transition-base);
    font-size: 1.25rem;
}

.service-card p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
    font-size: 0.95rem;
}

.service-features {
    list-style: none;
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--border-color);
}

.service-features li {
    color: var(--text-secondary);
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
    font-size: 0.9rem;
}

.service-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--accent-color);
    font-weight: bold;
}

/* Scroll Indicator Dots */
.services-scroll-indicator {
    display: flex;
    justify-content: center;
    margin-top: var(--spacing-xl);
}

.scroll-dots {
    display: flex;
    gap: 0.75rem;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--border-color);
    cursor: pointer;
    transition: all var(--transition-base);
    border: 2px solid transparent;
}

.dot.active {
    background: var(--primary-color);
    transform: scale(1.2);
}

.dot:hover {
    background: var(--primary-color);
    transform: scale(1.1);
}

/* Services Scroll Hint */
.services-scroll-hint {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    margin-top: var(--spacing-lg);
    color: var(--text-secondary);
    font-size: 0.9rem;
    animation: fadeInUp 1s ease-out 0.5s both;
}

.services-scroll-hint i {
    color: var(--primary-color);
    animation: pulse 2s ease-in-out infinite;
}

/* ===================================
   Testimonials Section
   =================================== */
.testimonials {
    padding: var(--spacing-3xl) 0;
    background: var(--bg-primary);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-lg);
}

.testimonial-card {
    background: white;
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
}

.testimonial-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.testimonial-rating {
    display: flex;
    gap: 0.25rem;
    margin-bottom: var(--spacing-md);
}

.testimonial-rating i {
    color: #fbbf24;
    font-size: 1.1rem;
}

.testimonial-text {
    color: var(--text-secondary);
    font-style: italic;
    line-height: 1.8;
    margin-bottom: var(--spacing-md);
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--border-color);
}

.author-avatar {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border-radius: 50%;
    font-size: 1.25rem;
}

.author-info h4 {
    color: var(--text-primary);
    font-size: 1rem;
    margin: 0;
}

.author-info p {
    color: var(--text-secondary);
    font-size: 0.875rem;
    margin: 0;
}

/* ===================================
   Contact Section
   =================================== */
.contact {
    padding: var(--spacing-3xl) 0;
    background: var(--bg-secondary);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: var(--spacing-3xl);
}

.contact-info h3 {
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
}

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

.contact-details {
    margin-bottom: var(--spacing-xl);
}

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

.contact-item i {
    font-size: 1.5rem;
    color: var(--primary-color);
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
}

.contact-item h4 {
    color: var(--text-primary);
    font-size: 1rem;
    margin-bottom: 0.25rem;
}

.contact-item p,
.contact-item a {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin: 0;
}

.contact-item a:hover {
    color: var(--primary-color);
}

.contact-social h4 {
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
}

.contact-form-wrapper {
    background: white;
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group label {
    color: var(--text-primary);
    font-weight: 600;
    font-size: 0.95rem;
}

.form-group input,
.form-group textarea {
    padding: 0.875rem 1rem;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    font-family: inherit;
    font-size: 1rem;
    transition: all var(--transition-base);
}

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

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

.error-message {
    color: #ef4444;
    font-size: 0.875rem;
    display: none;
}

.form-group.error input,
.form-group.error textarea {
    border-color: #ef4444;
}

.form-group.error .error-message {
    display: block;
}

.form-status {
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    font-size: 0.95rem;
    display: none;
    margin-top: var(--spacing-md);
}

.form-status.success {
    display: block;
    background: #d1fae5;
    color: #065f46;
}

.form-status.error {
    display: block;
    background: #fee2e2;
    color: #991b1b;
}

/* ===================================
   Footer
   =================================== */
.footer {
    background: var(--bg-dark);
    color: #9ca3af;
    padding: var(--spacing-3xl) 0 var(--spacing-lg);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.footer-section h3,
.footer-section h4 {
    color: white;
    margin-bottom: var(--spacing-md);
}

.footer-section p {
    margin-bottom: 0.5rem;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 0.5rem;
}

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

.footer-section .social-links {
    display: flex;
    gap: 0.75rem;
}

.footer-section .social-links a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    font-size: 1.1rem;
}

.footer-section .social-links a:hover {
    background: var(--primary-color);
    color: white;
}

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

.footer-bottom p {
    margin-bottom: 0.5rem;
}

.footer-bottom i {
    color: #ef4444;
}

/* ===================================
   Back to Top Button
   =================================== */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: var(--radius-md);
    font-size: 1.25rem;
    cursor: pointer;
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
    z-index: 999;
}

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

.back-to-top:hover {
    background: var(--primary-dark);
    transform: translateY(-3px);
}

/* ===================================
   Lightbox Modal
   =================================== */
.lightbox-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-base), visibility var(--transition-base);
}

.lightbox-modal.active {
    opacity: 1;
    visibility: visible;
}

.lightbox-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(5px);
}

.lightbox-content {
    position: relative;
    max-width: 90vw;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    z-index: 1;
    animation: lightboxFadeIn 0.3s ease-out;
}

@keyframes lightboxFadeIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.lightbox-image {
    max-width: 100%;
    max-height: 85vh;
    object-fit: contain;
    border-radius: var(--radius-lg);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    background: white;
    padding: var(--spacing-md);
}

.lightbox-caption {
    margin-top: var(--spacing-md);
    color: white;
    text-align: center;
    font-size: 1.1rem;
    padding: 0 var(--spacing-md);
}

.lightbox-close {
    position: absolute;
    top: -50px;
    right: 0;
    width: 45px;
    height: 45px;
    background: rgba(255, 255, 255, 0.2);
    border: 2px solid rgba(255, 255, 255, 0.3);
    color: white;
    border-radius: 50%;
    font-size: 1.5rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-base);
    z-index: 2;
    backdrop-filter: blur(10px);
}

.lightbox-close:hover {
    background: rgba(255, 255, 255, 0.3);
    border-color: rgba(255, 255, 255, 0.5);
    transform: rotate(90deg);
}

@media (max-width: 768px) {
    .lightbox-content {
        max-width: 95vw;
        padding: var(--spacing-md);
    }
    
    .lightbox-image {
        max-height: 80vh;
        padding: var(--spacing-sm);
    }
    
    .lightbox-close {
        top: -40px;
        width: 40px;
        height: 40px;
        font-size: 1.25rem;
    }
    
    .lightbox-caption {
        font-size: 1rem;
        margin-top: var(--spacing-sm);
    }
}

/* ===================================
   Responsive Design
   =================================== */
@media (max-width: 968px) {
    .hero-content {
        display: flex;
        flex-direction: row;
        text-align: left;
        gap: var(--spacing-md);
        align-items: flex-start;
    }
    
    .hero-text {
        order: 1;
        flex: 1;
    }
    
    .hero-image {
        order: 2;
        max-width: 120px;
        min-width: 120px;
        margin: 0;
        align-self: flex-start;
    }

    .hero-greeting {
        margin-bottom: var(--spacing-sm);
    }

    .hero-title {
        margin-bottom: var(--spacing-sm);
    }
    
    .hero-cta {
        justify-content: flex-start;
        flex-wrap: wrap;
        gap: 0.75rem;
    }

    .hero-cta .btn {
        flex: 1 1 auto;
        min-width: 140px;
    }
    
    .social-links {
        justify-content: flex-start;
    }
    
    .hero-skills {
        justify-content: flex-start;
    }

    .image-wrapper {
        max-width: 120px;
    }

    .image-wrapper img {
        border-radius: 50%;
        border: 4px solid white;
        box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
    }

    .image-decoration {
        display: none;
    }
    
    .project-card.featured {
        grid-template-columns: 1fr;
    }
    
    .project-card.featured .project-image {
        padding: var(--spacing-md);
    }
    
    .project-card.featured .project-image img {
        padding: var(--spacing-sm);
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }

    /* Services responsive for tablets */
    .services-scroll-wrapper {
        padding: var(--spacing-lg) calc((100vw - 300px) / 2);
        gap: var(--spacing-md);
    }

    .service-card {
        flex: 0 0 300px;
        min-width: 300px;
        max-width: 300px;
        padding: var(--spacing-lg);
    }

    .service-icon {
        width: 60px;
        height: 60px;
    }

    .service-icon i {
        font-size: 1.75rem;
    }

    .service-card h3 {
        font-size: 1.15rem;
    }

    .service-card p {
        font-size: 0.9rem;
    }

    .service-features li {
        font-size: 0.85rem;
    }
}

@media (max-width: 768px) {
    :root {
        --spacing-3xl: 4rem;
    }

    .hero {
        padding: var(--spacing-lg) 0;
        min-height: auto;
    }

    .hero-content {
        gap: var(--spacing-sm);
    }

    .hero-image {
        max-width: 70px;
        min-width: 70px;
        position: absolute;
        top: 0;
        right: var(--spacing-sm);
    }

    .hero-title {
        padding-right: 80px;
    }

    .image-wrapper {
        max-width: 70px;
    }

    .image-wrapper img {
        border-radius: 50%;
        border: 2px solid white;
    }

    .hero-title {
        font-size: 2.25rem;
    }

    .hero-subtitle {
        font-size: 1.15rem;
    }

    .hero-description {
        font-size: 1rem;
        line-height: 1.6;
    }

    .hero-greeting {
        font-size: 1rem;
    }

    .scroll-indicator {
        bottom: 15px;
        font-size: 1.25rem;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background: white;
        flex-direction: column;
        align-items: stretch;
        padding: var(--spacing-lg);
        box-shadow: var(--shadow-lg);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-base);
    }
    
    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .nav-link {
        text-align: center;
        padding: var(--spacing-sm) 0;
    }
    
    .hero {
        margin-top: 70px;
    }
    
    .hero-cta {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
    
    .about-highlights {
        grid-template-columns: 1fr;
    }
    
    .skill-category {
        min-width: 280px;
        max-width: 280px;
    }

    .skills-scroll-wrapper {
        --skills-card-width: 280px;
    }
    
    .skills-scroll-container {
        padding: var(--spacing-lg) var(--spacing-sm);
    }
    
    .scroll-indicator-left,
    .scroll-indicator-right {
        display: none;
    }
    
    .skills-scroll-container::before {
        left: var(--spacing-sm);
        width: 40px;
    }
    
    .skills-scroll-container::after {
        right: var(--spacing-sm);
        width: 40px;
    }
    
    .services-cta-content {
        flex-direction: column;
        text-align: center;
        gap: var(--spacing-lg);
    }

    .services-cta-text h3 {
        font-size: 1.25rem;
    }

    .services-cta-text p {
        font-size: 0.95rem;
    }

    /* Services responsive for mobile */
    .services-scroll-wrapper {
        padding: var(--spacing-md) calc((100vw - 280px) / 2);
        gap: var(--spacing-md);
    }

    .service-card {
        flex: 0 0 280px;
        min-width: 280px;
        max-width: 280px;
        padding: var(--spacing-md);
    }

    .service-icon {
        width: 55px;
        height: 55px;
    }

    .service-icon i {
        font-size: 1.5rem;
    }

    .service-card h3 {
        font-size: 1.1rem;
        margin-bottom: var(--spacing-sm);
    }

    .service-card p {
        font-size: 0.875rem;
        line-height: 1.6;
        margin-bottom: var(--spacing-sm);
    }

    .service-features {
        padding-top: var(--spacing-sm);
    }

    .service-features li {
        font-size: 0.8rem;
        padding: 0.375rem 0;
    }

    .services-scroll-indicator {
        margin-top: var(--spacing-md);
    }

    .dot {
        width: 10px;
        height: 10px;
    }

    .services-scroll-hint {
        font-size: 0.85rem;
        margin-top: var(--spacing-sm);
    }

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

@media (max-width: 480px) {
    html {
        font-size: 14px;
    }
    
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    .hero-content {
        position: relative;
    }

    .hero-text {
        order: 1;
    }

    .hero-image {
        order: 2;
        max-width: 80px;
        min-width: 80px;
        position: absolute;
        top: 0;
        right: 0;
        margin: 0;
    }

    .hero-title {
        padding-right: 90px;
    }

    .image-wrapper {
        max-width: 80px;
    }

    .image-wrapper img {
        border: 3px solid white;
    }

    .hero {
        padding: var(--spacing-md) 0;
    }

    .hero-title {
        font-size: 1.85rem;
        line-height: 1.2;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .hero-description {
        font-size: 0.9rem;
        line-height: 1.6;
    }

    .hero-greeting {
        font-size: 0.9rem;
        margin-bottom: 0.5rem;
    }

    .hero-cta {
        flex-direction: column;
        gap: 0.75rem;
    }

    .hero-cta .btn {
        width: 100%;
        justify-content: center;
    }

    .hero-skills {
        flex-wrap: wrap;
    }

    .skill-badge {
        font-size: 0.75rem;
        padding: 0.375rem 0.75rem;
    }

    .social-links a {
        width: 40px;
        height: 40px;
        font-size: 1.1rem;
    }

    .scroll-indicator {
        display: none;
    }
    
    .back-to-top {
        width: 45px;
        height: 45px;
        bottom: 20px;
        right: 20px;
    }

    /* Services responsive for small mobile */
    .services-scroll-wrapper {
        padding: var(--spacing-md) calc((100vw - 260px) / 2);
        gap: var(--spacing-sm);
    }

    .service-card {
        flex: 0 0 260px;
        min-width: 260px;
        max-width: 260px;
        padding: var(--spacing-md);
    }

    .service-icon {
        width: 50px;
        height: 50px;
        margin-bottom: var(--spacing-sm);
    }

    .service-icon i {
        font-size: 1.35rem;
    }

    .service-card h3 {
        font-size: 1rem;
        margin-bottom: 0.5rem;
    }

    .service-card p {
        font-size: 0.825rem;
        line-height: 1.5;
        margin-bottom: 0.75rem;
    }

    .service-features {
        padding-top: 0.75rem;
    }

    .service-features li {
        font-size: 0.75rem;
        padding: 0.3rem 0;
        padding-left: 1.25rem;
    }

    .dot {
        width: 8px;
        height: 8px;
    }

    .scroll-dots {
        gap: 0.5rem;
    }

    .services-scroll-hint {
        font-size: 0.8rem;
    }

    .services-scroll-hint i {
        font-size: 0.9rem;
    }

    .services-cta {
        padding: var(--spacing-lg) 0;
    }

    .services-cta-content {
        padding: 0 var(--spacing-xs);
    }

    .services-cta-text h3 {
        font-size: 1.1rem;
    }

    .services-cta-text p {
        font-size: 0.85rem;
    }

    .services-cta-button .btn {
        padding: 0.875rem 1.5rem;
        font-size: 0.9rem;
        width: 100%;
    }
}

/* ===================================
   Print Styles
   =================================== */
@media print {
    .navbar,
    .mobile-menu-toggle,
    .scroll-indicator,
    .back-to-top,
    .contact-form-wrapper {
        display: none;
    }
    
    body {
        font-size: 12pt;
    }
    
    .hero {
        min-height: auto;
    }
}