/* ===================================
   CSS Variables & Design System
   =================================== */
:root {
    /* Colors - Dark Theme */
    --bg-primary: #0a0a0f;
    --bg-secondary: #12121a;
    --bg-tertiary: #1a1a24;
    --bg-card: rgba(26, 26, 36, 0.8);
    --bg-glass: rgba(255, 255, 255, 0.03);

    /* Text Colors */
    --text-primary: #ffffff;
    --text-secondary: #a1a1aa;
    --text-muted: #71717a;

    /* Accent Colors */
    --accent-primary: #00d4ff;
    --accent-secondary: #7c3aed;
    --accent-gradient: linear-gradient(135deg, #00d4ff 0%, #7c3aed 100%);
    --accent-gradient-hover: linear-gradient(135deg, #00e5ff 0%, #8b5cf6 100%);

    /* Semantic Colors */
    --success: #10b981;
    --warning: #f59e0b;

    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    --space-4xl: 6rem;

    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 2rem;
    --font-size-4xl: 2.5rem;
    --font-size-5xl: 3.5rem;
    --font-size-6xl: 4.5rem;

    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.5);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.6);
    --shadow-glow: 0 0 40px rgba(0, 212, 255, 0.15);
    --shadow-glow-accent: 0 0 60px rgba(0, 212, 255, 0.2);

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 300ms ease;
    --transition-slow: 500ms ease;

    /* Layout */
    --container-max: 1200px;
    --navbar-height: 80px;
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: var(--navbar-height);
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

ul {
    list-style: none;
}

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

/* ===================================
   Utility Classes
   =================================== */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

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

/* ===================================
   Navigation
   =================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--navbar-height);
    background: rgba(10, 10, 15, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    z-index: 1000;
    transition: all var(--transition-base);
}

.navbar.scrolled {
    background: rgba(10, 10, 15, 0.95);
    box-shadow: var(--shadow-lg);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.logo-text {
    font-size: var(--font-size-xl);
    font-weight: 700;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--space-xl);
}

.nav-link {
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--text-secondary);
    padding: var(--space-sm) 0;
    position: relative;
    transition: color var(--transition-fast);
}

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

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

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

.nav-cta {
    padding: var(--space-sm) var(--space-lg) !important;
    background: var(--accent-gradient);
    border-radius: var(--radius-full);
    color: var(--bg-primary) !important;
    font-weight: 600;
}

.nav-cta::after {
    display: none;
}

.nav-cta:hover {
    box-shadow: var(--shadow-glow);
    transform: translateY(-2px);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-sm);
}

.hamburger {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    transition: all var(--transition-base);
    position: relative;
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    transition: all var(--transition-base);
}

.hamburger::before {
    top: -7px;
}

.hamburger::after {
    top: 7px;
}

/* ===================================
   Hero Section
   =================================== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    padding: calc(var(--navbar-height) + var(--space-2xl)) var(--space-lg) var(--space-2xl);
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero-gradient {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 80% 50% at 50% -20%, rgba(0, 212, 255, 0.15), transparent),
        radial-gradient(ellipse 60% 40% at 80% 60%, rgba(124, 58, 237, 0.1), transparent),
        radial-gradient(ellipse 50% 30% at 20% 80%, rgba(0, 212, 255, 0.08), transparent);
}

.hero-particles {
    position: absolute;
    inset: 0;
    overflow: hidden;
}

.particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: var(--accent-primary);
    border-radius: 50%;
    opacity: 0.3;
    animation: float 20s infinite ease-in-out;
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0) translateX(0);
    }

    25% {
        transform: translateY(-30px) translateX(10px);
    }

    50% {
        transform: translateY(-15px) translateX(-10px);
    }

    75% {
        transform: translateY(-40px) translateX(5px);
    }
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 800px;
}

.hero-greeting {
    font-size: var(--font-size-lg);
    color: var(--accent-primary);
    font-weight: 500;
    margin-bottom: var(--space-sm);
    opacity: 0;
    animation: fadeInUp 0.6s ease forwards;
    animation-delay: 0.2s;
}

.hero-title {
    font-size: clamp(var(--font-size-4xl), 8vw, var(--font-size-6xl));
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--space-lg);
    background: linear-gradient(135deg, #ffffff 0%, #a1a1aa 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    opacity: 0;
    animation: fadeInUp 0.6s ease forwards;
    animation-delay: 0.4s;
}

.hero-subtitle-wrapper {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-xs);
    margin-bottom: var(--space-lg);
    min-height: 40px;
    opacity: 0;
    animation: fadeInUp 0.6s ease forwards;
    animation-delay: 0.6s;
}

.hero-subtitle {
    font-size: var(--font-size-2xl);
    font-weight: 600;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.cursor {
    font-size: var(--font-size-2xl);
    font-weight: 300;
    color: var(--accent-primary);
    animation: blink 1s step-end infinite;
}

@keyframes blink {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0;
    }
}

.hero-description {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: var(--space-xl);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    opacity: 0;
    animation: fadeInUp 0.6s ease forwards;
    animation-delay: 0.8s;
}

.hero-badges {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-md);
    margin-bottom: var(--space-2xl);
    opacity: 0;
    animation: fadeInUp 0.6s ease forwards;
    animation-delay: 1s;
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-lg);
    background: var(--bg-glass);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    backdrop-filter: blur(10px);
}

.badge-icon {
    width: 16px;
    height: 16px;
}

.badge-primary .badge-icon {
    color: var(--accent-primary);
}

.badge-accent {
    border-color: rgba(0, 212, 255, 0.3);
    background: rgba(0, 212, 255, 0.05);
}

.badge-accent .badge-icon {
    color: var(--accent-primary);
}

.hero-cta {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-md);
    opacity: 0;
    animation: fadeInUp 0.6s ease forwards;
    animation-delay: 1.2s;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-xl);
    font-size: var(--font-size-base);
    font-weight: 600;
    border-radius: var(--radius-full);
    transition: all var(--transition-base);
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: var(--accent-gradient);
    color: var(--bg-primary);
    box-shadow: var(--shadow-glow);
}

.btn-primary:hover {
    background: var(--accent-gradient-hover);
    transform: translateY(-3px);
    box-shadow: var(--shadow-glow-accent);
}

.btn-icon {
    width: 18px;
    height: 18px;
    transition: transform var(--transition-base);
}

.btn-primary:hover .btn-icon {
    transform: translateX(4px);
}

.btn-outline {
    background: transparent;
    color: var(--text-primary);
    border: 2px solid rgba(255, 255, 255, 0.2);
}

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

.scroll-indicator {
    position: absolute;
    bottom: var(--space-2xl);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
    opacity: 0;
    animation: fadeIn 0.6s ease forwards;
    animation-delay: 1.5s;
}

.scroll-indicator span {
    font-size: var(--font-size-xs);
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 2px;
}

.scroll-line {
    width: 1px;
    height: 60px;
    background: linear-gradient(to bottom, var(--accent-primary), transparent);
    animation: scrollLine 2s ease-in-out infinite;
}

@keyframes scrollLine {
    0% {
        transform: scaleY(0);
        transform-origin: top;
    }

    50% {
        transform: scaleY(1);
        transform-origin: top;
    }

    51% {
        transform-origin: bottom;
    }

    100% {
        transform: scaleY(0);
        transform-origin: bottom;
    }
}

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

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

/* ===================================
   Section Styles
   =================================== */
.section {
    padding: var(--space-4xl) 0;
    position: relative;
}

.section-title {
    font-size: clamp(var(--font-size-2xl), 4vw, var(--font-size-3xl));
    font-weight: 700;
    margin-bottom: var(--space-3xl);
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.section-number {
    font-family: 'JetBrains Mono', monospace;
    font-size: var(--font-size-lg);
    color: var(--accent-primary);
    font-weight: 400;
}

.section-title::after {
    content: '';
    flex: 1;
    max-width: 300px;
    height: 1px;
    background: linear-gradient(to right, rgba(255, 255, 255, 0.1), transparent);
    margin-left: var(--space-lg);
}

/* ===================================
   About Section
   =================================== */
.about {
    background: var(--bg-secondary);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-3xl);
}

@media (min-width: 768px) {
    .about-content {
        grid-template-columns: 2fr 1fr;
        align-items: start;
    }
}

.about-text {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.about-lead {
    font-size: var(--font-size-xl);
    line-height: 1.7;
    color: var(--text-primary);
}

.about-text p {
    color: var(--text-secondary);
    line-height: 1.8;
}

.about-text strong {
    color: var(--text-primary);
    font-weight: 500;
}

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

.stat-card {
    background: var(--bg-glass);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    text-align: center;
    transition: all var(--transition-base);
}

.stat-card:hover {
    border-color: rgba(0, 212, 255, 0.3);
    transform: translateY(-5px);
    box-shadow: var(--shadow-glow);
}

.stat-number {
    display: block;
    font-size: var(--font-size-3xl);
    font-weight: 700;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--space-xs);
}

.stat-label {
    font-size: var(--font-size-sm);
    color: var(--text-muted);
}

/* ===================================
   Skills Section
   =================================== */
.skills-grid {
    display: grid;
    gap: var(--space-xl);
}

.skill-category {
    background: var(--bg-card);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-xl);
    padding: var(--space-xl);
    backdrop-filter: blur(10px);
    transition: all var(--transition-base);
}

.skill-category:hover {
    border-color: rgba(0, 212, 255, 0.2);
    transform: translateY(-5px);
    box-shadow: var(--shadow-glow);
}

.skill-header {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

.skill-icon-wrapper {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent-gradient);
    border-radius: var(--radius-lg);
}

.skill-icon {
    width: 24px;
    height: 24px;
    color: var(--bg-primary);
}

.skill-category-title {
    font-size: var(--font-size-xl);
    font-weight: 600;
}

.skill-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
}

.skill-tag {
    padding: var(--space-sm) var(--space-md);
    background: var(--bg-tertiary);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    transition: all var(--transition-fast);
}

.skill-tag:hover {
    background: rgba(0, 212, 255, 0.1);
    border-color: rgba(0, 212, 255, 0.3);
    color: var(--accent-primary);
}

/* ===================================
   Experience Section
   =================================== */
.experience {
    background: var(--bg-secondary);
}

.timeline {
    position: relative;
    padding-left: var(--space-2xl);
}

.timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(to bottom, var(--accent-primary), var(--accent-secondary), transparent);
}

.timeline-item {
    position: relative;
    padding-bottom: var(--space-3xl);
}

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

.timeline-marker {
    position: absolute;
    left: calc(-1 * var(--space-2xl) - 6px);
    top: 0;
    width: 14px;
    height: 14px;
    background: var(--bg-secondary);
    border: 3px solid var(--accent-primary);
    border-radius: 50%;
    z-index: 1;
}

.timeline-item:hover .timeline-marker {
    background: var(--accent-primary);
    box-shadow: 0 0 20px var(--accent-primary);
}

.timeline-content {
    background: var(--bg-card);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-xl);
    padding: var(--space-xl);
    transition: all var(--transition-base);
}

.timeline-item:hover .timeline-content {
    border-color: rgba(0, 212, 255, 0.2);
    transform: translateX(10px);
}

.timeline-header {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: flex-start;
    gap: var(--space-md);
    margin-bottom: var(--space-md);
}

.timeline-title {
    font-size: var(--font-size-xl);
    font-weight: 600;
    margin-bottom: var(--space-xs);
}

.timeline-company {
    color: var(--accent-primary);
    font-weight: 500;
}

.timeline-meta {
    text-align: right;
}

.timeline-date {
    display: block;
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    margin-bottom: var(--space-xs);
}

.timeline-location {
    font-size: var(--font-size-sm);
    color: var(--text-muted);
}

.promotion-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.3);
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    color: var(--success);
    margin-bottom: var(--space-md);
}

.promotion-badge svg {
    width: 16px;
    height: 16px;
}

.timeline-details {
    margin-bottom: var(--space-lg);
    padding-left: var(--space-lg);
}

.timeline-details li {
    position: relative;
    padding-left: var(--space-md);
    margin-bottom: var(--space-sm);
    color: var(--text-secondary);
    line-height: 1.7;
}

.timeline-details li::before {
    content: '▹';
    position: absolute;
    left: 0;
    color: var(--accent-primary);
}

.timeline-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
}

.tag {
    padding: var(--space-xs) var(--space-md);
    background: var(--bg-tertiary);
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    color: var(--text-muted);
}

/* ===================================
   Education Section
   =================================== */
.education-grid {
    display: grid;
    gap: var(--space-xl);
}

@media (min-width: 768px) {
    .education-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.education-card {
    display: flex;
    gap: var(--space-lg);
    background: var(--bg-card);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-xl);
    padding: var(--space-xl);
    transition: all var(--transition-base);
}

.education-card:hover {
    border-color: rgba(0, 212, 255, 0.2);
    transform: translateY(-5px);
    box-shadow: var(--shadow-glow);
}

.education-icon {
    flex-shrink: 0;
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent-gradient);
    border-radius: var(--radius-lg);
}

.education-icon svg {
    width: 28px;
    height: 28px;
    color: var(--bg-primary);
}

.education-content {
    flex: 1;
}

.education-header {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: flex-start;
    gap: var(--space-sm);
    margin-bottom: var(--space-sm);
}

.education-degree {
    font-size: var(--font-size-lg);
    font-weight: 600;
}

.education-grade {
    padding: var(--space-xs) var(--space-md);
    background: rgba(0, 212, 255, 0.1);
    border: 1px solid rgba(0, 212, 255, 0.3);
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    color: var(--accent-primary);
    font-weight: 600;
}

.education-school {
    color: var(--accent-primary);
    font-weight: 500;
    margin-bottom: var(--space-xs);
}

.education-location {
    color: var(--text-muted);
    font-size: var(--font-size-sm);
}

.education-date {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    margin-bottom: var(--space-md);
}

.education-details {
    padding-top: var(--space-md);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.education-details p {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    margin-bottom: var(--space-sm);
    line-height: 1.6;
}

.education-details strong {
    color: var(--text-primary);
}

.education-honors {
    color: var(--success) !important;
}

/* ===================================
   Projects Section
   =================================== */
.projects {
    background: var(--bg-secondary);
}

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

@media (min-width: 768px) {
    .projects-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.project-card {
    background: var(--bg-card);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-xl);
    overflow: hidden;
    transition: all var(--transition-base);
    display: flex;
    flex-direction: column;
    cursor: pointer;
}

.project-card:hover {
    border-color: rgba(0, 212, 255, 0.3);
    transform: translateY(-8px);
    box-shadow: var(--shadow-glow);
}

.project-image {
    position: relative;
    height: 180px;
    background: linear-gradient(135deg, var(--bg-tertiary) 0%, var(--bg-primary) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.project-icon-bg {
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-glass);
    border-radius: var(--radius-xl);
    transition: all var(--transition-base);
}

.project-icon-bg svg {
    width: 40px;
    height: 40px;
    color: var(--accent-primary);
    opacity: 0.5;
}

.project-card:hover .project-icon-bg {
    transform: scale(1.1);
    background: rgba(0, 212, 255, 0.1);
}

.project-card:hover .project-icon-bg svg {
    opacity: 1;
}

.project-overlay {
    display: none;
}

.project-link {
    display: none;
}

.project-link {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent-gradient);
    border-radius: 50%;
    color: var(--bg-primary);
    transform: translateY(20px);
    transition: all var(--transition-base);
}

.project-card:hover .project-link {
    transform: translateY(0);
}

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

.project-link svg {
    width: 24px;
    height: 24px;
}

.project-content {
    padding: var(--space-xl);
    flex: 1;
    display: flex;
    flex-direction: column;
}

.project-category {
    display: inline-block;
    font-size: var(--font-size-xs);
    color: var(--accent-primary);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: var(--space-sm);
}

.project-title {
    font-size: var(--font-size-xl);
    font-weight: 600;
    margin-bottom: var(--space-md);
}

.project-description {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    line-height: 1.7;
    margin-bottom: var(--space-md);
}

.project-highlights {
    margin-bottom: var(--space-lg);
    padding-left: var(--space-lg);
    flex: 1;
}

.project-highlights li {
    position: relative;
    padding-left: var(--space-md);
    margin-bottom: var(--space-xs);
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

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

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
}

.project-tech span {
    padding: var(--space-xs) var(--space-md);
    background: var(--bg-tertiary);
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    color: var(--accent-primary);
}

/* ===================================
   Certifications Section
   =================================== */
.certifications-grid {
    display: grid;
    gap: var(--space-md);
}

@media (min-width: 640px) {
    .certifications-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .certifications-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.cert-card {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    background: var(--bg-card);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    transition: all var(--transition-base);
}

.cert-card:hover {
    border-color: rgba(0, 212, 255, 0.2);
    transform: translateY(-5px);
    box-shadow: var(--shadow-glow);
}

.cert-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    background: var(--bg-tertiary);
}

.cert-icon svg {
    width: 28px;
    height: 28px;
}

.cert-icon.google {
    background: rgba(66, 133, 244, 0.1);
}

.cert-icon.google svg {
    color: #4285f4;
}

.cert-icon.tableau {
    background: rgba(59, 104, 171, 0.1);
}

.cert-icon.tableau svg {
    color: #E97627;
}

.cert-icon.azure {
    background: rgba(0, 120, 212, 0.1);
}

.cert-icon.azure svg {
    color: #0078d4;
}

.cert-icon.microsoft {
    background: rgba(0, 120, 212, 0.1);
}

.cert-icon.microsoft svg {
    color: #00a4ef;
}

.cert-icon.python {
    background: rgba(55, 118, 171, 0.1);
}

.cert-icon.python svg {
    color: #3776ab;
}

.cert-content {
    flex: 1;
    min-width: 0;
}

.cert-title {
    font-size: var(--font-size-base);
    font-weight: 600;
    margin-bottom: var(--space-xs);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.cert-issuer {
    font-size: var(--font-size-sm);
    color: var(--text-muted);
}

/* ===================================
   Contact Section
   =================================== */
.contact {
    background: var(--bg-secondary);
}

.contact-content {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.contact-text {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    margin-bottom: var(--space-2xl);
    line-height: 1.8;
}

.contact-links {
    display: grid;
    gap: var(--space-md);
}

@media (min-width: 640px) {
    .contact-links {
        grid-template-columns: repeat(2, 1fr);
    }
}

.contact-card {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-lg);
    background: var(--bg-card);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
}

.contact-card:hover {
    border-color: rgba(0, 212, 255, 0.3);
    transform: translateY(-5px);
    box-shadow: var(--shadow-glow);
}

.contact-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent-gradient);
    border-radius: var(--radius-md);
    flex-shrink: 0;
}

.contact-icon svg {
    width: 24px;
    height: 24px;
    color: var(--bg-primary);
}

.contact-info {
    text-align: left;
}

.contact-label {
    display: block;
    font-size: var(--font-size-xs);
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: var(--space-xs);
}

.contact-value {
    font-size: var(--font-size-sm);
    color: var(--text-primary);
    font-weight: 500;
}

/* ===================================
   Footer
   =================================== */
.footer {
    padding: var(--space-2xl) 0;
    text-align: center;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-text {
    font-size: var(--font-size-sm);
    color: var(--text-muted);
    margin-bottom: var(--space-sm);
}

.footer-year {
    font-size: var(--font-size-xs);
    color: var(--text-muted);
}

/* ===================================
   Scroll Animations
   =================================== */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* ===================================
   Responsive Design
   =================================== */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: var(--navbar-height);
        left: 0;
        right: 0;
        background: var(--bg-secondary);
        flex-direction: column;
        padding: var(--space-xl);
        gap: var(--space-md);
        transform: translateY(-100%);
        opacity: 0;
        pointer-events: none;
        transition: all var(--transition-base);
        border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    }

    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        pointer-events: all;
    }

    .nav-toggle {
        display: flex;
    }

    .nav-toggle.active .hamburger {
        background: transparent;
    }

    .nav-toggle.active .hamburger::before {
        top: 0;
        transform: rotate(45deg);
    }

    .nav-toggle.active .hamburger::after {
        top: 0;
        transform: rotate(-45deg);
    }

    .hero {
        padding-top: calc(var(--navbar-height) + var(--space-xl));
    }

    .hero-badges {
        flex-direction: column;
        align-items: center;
    }

    .hero-cta {
        flex-direction: column;
    }

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

    .scroll-indicator {
        display: none;
    }

    .section {
        padding: var(--space-3xl) 0;
    }

    .section-title {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-sm);
    }

    .section-title::after {
        display: none;
    }

    .timeline {
        padding-left: var(--space-lg);
    }

    .timeline-marker {
        left: calc(-1 * var(--space-lg) - 6px);
    }

    .timeline-header {
        flex-direction: column;
    }

    .timeline-meta {
        text-align: left;
    }

    .education-card {
        flex-direction: column;
        text-align: center;
    }

    .education-header {
        flex-direction: column;
        align-items: center;
    }
}

@media (max-width: 480px) {
    :root {
        --font-size-5xl: 2.5rem;
        --font-size-6xl: 3rem;
    }

    .container {
        padding: 0 var(--space-md);
    }

    .about-stats {
        grid-template-columns: 1fr;
    }
}