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

:root {
    /* Colors */
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --secondary: #ec4899;
    --accent: #06b6d4;
    --text-primary: #1e293b;
    --text-secondary: #475569;
    --text-muted: #94a3b8;
    --bg-primary: #f8fafc;
    --bg-secondary: #f1f5f9;
    --bg-card: #ffffff;
    --border: #cbd5e1;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.08), 0 2px 4px -1px rgba(0, 0, 0, 0.04);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1),
        0 10px 10px -5px rgba(0, 0, 0, 0.04);

    /* Typography */
    --font-primary: "Inter", sans-serif;
    --font-display: "Space Grotesk", sans-serif;

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

    /* Border radius */
    --radius-sm: 0.75rem;
    --radius-md: 1rem;
    --radius-lg: 1.5rem;
    --radius-xl: 2rem;

    /* Glassmorphism — Light */
    --glass-bg: rgba(255, 255, 255, 0.85);
    --glass-border: rgba(0, 0, 0, 0.06);
    --glass-shadow: 0 4px 24px 0 rgba(0, 0, 0, 0.06);
}

.dark-theme {
    --text-primary: #f9fafb;
    --text-secondary: #d1d5db;
    --text-muted: #9ca3af;
    --bg-primary: #0f1115;
    --bg-secondary: #1a1d24;
    --bg-card: #1f232b;
    --border: rgba(255, 255, 255, 0.1);

    /* Glassmorphism Dark */
    --glass-bg: rgba(31, 35, 43, 0.6);
    --glass-border: rgba(255, 255, 255, 0.05);
    --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.3);
}

html,
body {
    scroll-behavior: smooth;
    font-size: 16px;
    overflow-x: hidden;
    width: 100%;
}

body {
    font-family: var(--font-primary);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    transition: all 0.3s ease;
    position: relative;
}

/* Ambient Background */
.ambient-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    z-index: -1;
    overflow: hidden;
    pointer-events: none;
    background: var(--bg-primary);
}

.ambient-blob {
    position: absolute;
    filter: blur(80px);
    opacity: 0.4;
    animation: drift 20s infinite alternate ease-in-out;
    border-radius: 50%;
}

.blob-1 {
    width: 40vw;
    height: 40vw;
    background: var(--primary);
    top: -10%;
    left: -10%;
    animation-delay: 0s;
}

.blob-2 {
    width: 35vw;
    height: 35vw;
    background: var(--secondary);
    bottom: -10%;
    right: -10%;
    animation-delay: -5s;
}

.blob-3 {
    width: 30vw;
    height: 30vw;
    background: var(--accent);
    top: 40%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation-delay: -10s;
    opacity: 0.3;
}

@keyframes drift {
    0% {
        transform: translate(0, 0) scale(1);
    }

    33% {
        transform: translate(5%, 5%) scale(1.1);
    }

    66% {
        transform: translate(-5%, 10%) scale(0.9);
    }

    100% {
        transform: translate(10%, -5%) scale(1.05);
    }
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: var(--glass-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--glass-border);
    transition: all 0.3s ease;
}

.dark-theme .header {
    background: var(--glass-bg);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
}

.logo {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.logo::before {
    content: "⚡";
    font-size: 1.25rem;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--space-xl);
    list-style: none;
}

.nav-link {
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 500;
    position: relative;
    transition: color 0.3s ease;
}

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

.nav-link::after {
    content: "";
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: width 0.3s ease;
}

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

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

.theme-toggle {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 1.25rem;
    cursor: pointer;
    padding: var(--space-xs);
    border-radius: var(--radius-sm);
    transition: all 0.3s ease;
}

.theme-toggle:hover {
    color: var(--primary);
    background: var(--bg-secondary);
}

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-primary);
    cursor: pointer;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 120px var(--space-lg) var(--space-2xl);
    background: linear-gradient(135deg,
            var(--bg-primary) 0%,
            var(--bg-secondary) 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%236366f1' fill-opacity='0.03'%3E%3Ccircle cx='30' cy='30' r='4'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    pointer-events: none;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-2xl);
    align-items: center;
}

.hero-content {
    z-index: 2;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-xs) var(--space-md);
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: var(--space-lg);
    box-shadow: var(--glass-shadow);
}

.hero-badge::before {
    content: "👋";
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: var(--space-md);
    background: linear-gradient(135deg,
            var(--text-primary) 0%,
            var(--primary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-xl);
    max-width: 500px;
}

.hero-cta {
    display: flex;
    gap: var(--space-md);
    margin-bottom: var(--space-xl);
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-md) var(--space-lg);
    border-radius: var(--radius-md);
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    font-size: 1rem;
}

.btn-primary {
    background: var(--primary);
    color: white;
    box-shadow: var(--shadow);
}

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-4px) scale(1.02);
    box-shadow: 0 10px 25px -5px rgba(99, 102, 241, 0.5);
}

.btn-secondary {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    color: var(--text-primary);
    border: 1px solid var(--glass-border);
}

.btn-secondary:hover {
    background: var(--glass-bg);
    transform: translateY(-4px) scale(1.02);
    box-shadow: var(--glass-shadow);
    border-color: var(--primary);
}

.btn-glow {
    position: relative;
    overflow: hidden;
    animation: glow-pulse 2s infinite;
}

@keyframes glow-pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(99, 102, 241, 0.4);
    }

    70% {
        box-shadow: 0 0 0 10px rgba(99, 102, 241, 0);
    }

    100% {
        box-shadow: 0 0 0 0 rgba(99, 102, 241, 0);
    }
}

.social-links {
    display: flex;
    gap: var(--space-md);
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    text-decoration: none;
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    font-size: 1.25rem;
    box-shadow: var(--glass-shadow);
}

.social-link:hover {
    background: var(--primary);
    color: white;
    transform: translateY(-6px) scale(1.1);
    box-shadow: 0 10px 20px -5px rgba(99, 102, 241, 0.5);
}

.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
}

.hero-image {
    width: 100%;
    max-width: 400px;
    height: 500px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    border-radius: var(--radius-xl);
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.hero-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    position: relative;
}

.floating-elements {
    position: absolute;
    inset: 0;
}

.floating-card {
    position: absolute;
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    padding: var(--space-md);
    box-shadow: var(--glass-shadow);
    animation: float 6s ease-in-out infinite;
}

.floating-card:nth-child(1) {
    top: 20%;
    right: -20px;
    animation-delay: 0s;
}

.floating-card:nth-child(2) {
    bottom: 30%;
    left: -20px;
    animation-delay: 2s;
}

.floating-card:nth-child(3) {
    top: 10%;
    left: -30px;
    animation-delay: 4s;
}

@keyframes float {

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

    50% {
        transform: translateY(-20px);
    }
}

/* Section Styles */
.section {
    padding: var(--space-2xl) var(--space-lg);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
}

.section-header {
    text-align: center;
    margin-bottom: var(--space-2xl);
}

.section-badge {
    display: inline-block;
    padding: var(--space-xs) var(--space-md);
    background: var(--primary);
    color: white;
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: var(--space-md);
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    margin-bottom: var(--space-md);
}

.section-description {
    font-size: 1.125rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* About Section */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-2xl);
    align-items: center;
}

.about-content h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: var(--space-md);
    color: var(--primary);
}

.about-content p {
    color: var(--text-secondary);
    margin-bottom: var(--space-md);
}

.about-image {
    position: relative;
}

.about-image img {
    width: 100%;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
}

/* Skills Section */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-lg);
}

.skill-card {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    text-align: center;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    overflow: hidden;
    box-shadow: var(--glass-shadow);
}

.skill-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
}

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

.skill-icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-md);
    font-size: 1.5rem;
    color: white;
}

.skill-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--space-md);
}

.skill-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-xs);
    justify-content: center;
}

.skill-tag {
    background: var(--bg-secondary);
    color: var(--text-primary);
    padding: 0.25rem 0.75rem;
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 500;
    transition: all 0.3s ease;
    border: 1px solid var(--border);
}

.skill-tag:hover {
    background: var(--primary);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 10px rgba(99, 102, 241, 0.4);
    border-color: var(--primary);
}

/* Projects Section */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--space-lg);
}

.project-card {
    background: var(--glass-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    box-shadow: var(--glass-shadow);
    display: flex;
    flex-direction: column;
}

.project-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    z-index: 3;
}

.project-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px -10px rgba(99, 102, 241, 0.25);
}

.project-image {
    height: 200px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    position: relative;
    overflow: hidden;
}

.project-image::before {
    content: "🚀";
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 3rem;
    opacity: 0.3;
}

.project-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    position: relative;
    z-index: 2;
    transition: transform 0.5s ease;
}

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

.featured-tag {
    position: absolute;
    bottom: 12px;
    left: 12px;
    z-index: 3;
    padding: 6px 16px;
    border-radius: 50px;
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: #fff;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.85), rgba(6, 182, 212, 0.85));
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.15);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.25);
}

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

.project-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: var(--space-xs);
    font-family: var(--font-display);
}

.project-description {
    color: var(--text-secondary);
    margin-bottom: var(--space-md);
    font-size: 0.925rem;
    line-height: 1.6;
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: var(--space-md);
}

.tech-tag {
    padding: 4px 12px;
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 600;
    background: rgba(99, 102, 241, 0.1);
    color: var(--primary);
    border: 1px solid rgba(99, 102, 241, 0.2);
    transition: all 0.3s ease;
}

.tech-tag:hover {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
}

.project-links {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    margin-top: auto;
    padding-top: var(--space-md);
    border-top: 1px solid var(--border);
}

.project-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.875rem;
    transition: all 0.3s ease;
}

.project-link:hover {
    color: var(--primary-dark);
    transform: translateX(3px);
}

.project-link-secondary {
    color: var(--text-muted);
}

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

/* Masonry Grid — WordPress-style Gallery */
.js-grid::after {
    content: '';
    display: block;
    clear: both;
}

.js-grid {
    margin: -4px;
}

.grid-sizer,
.grid-item {
    width: 33.333%;
}

.grid-item {
    float: left;
    padding: 4px;
    cursor: pointer;
}

.grid-item img {
    display: block;
    width: 100%;
    height: auto;
    border-radius: 0;
    border: 1px solid var(--border);
    transition: opacity 0.3s ease, filter 0.3s ease;
}

.grid-item:hover img {
    opacity: 0.85;
    filter: brightness(1.05);
}

/* Lightbox Overlay */
.cert-lightbox {
    position: fixed;
    inset: 0;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.88);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.35s ease, visibility 0.35s ease;
    cursor: zoom-out;
}

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

.cert-lightbox img {
    max-width: 90vw;
    max-height: 88vh;
    object-fit: contain;
    border-radius: 6px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.6);
    transform: scale(0.92);
    transition: transform 0.35s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.cert-lightbox.active img {
    transform: scale(1);
}

.cert-lightbox-close {
    position: absolute;
    top: 24px;
    right: 28px;
    width: 44px;
    height: 44px;
    border: none;
    background: rgba(255, 255, 255, 0.12);
    color: #fff;
    font-size: 1.75rem;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.3s ease, transform 0.3s ease;
    line-height: 1;
}

.cert-lightbox-close:hover {
    background: rgba(255, 255, 255, 0.25);
    transform: rotate(90deg);
}

.cert-lightbox-caption {
    position: absolute;
    bottom: 24px;
    left: 50%;
    transform: translateX(-50%);
    color: rgba(255, 255, 255, 0.85);
    font-size: 0.9rem;
    font-weight: 500;
    text-align: center;
    max-width: 600px;
    padding: 8px 20px;
    background: rgba(0, 0, 0, 0.5);
    border-radius: 50px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.cert-lightbox-counter {
    position: absolute;
    top: 28px;
    left: 28px;
    color: rgba(255, 255, 255, 0.9);
    font-size: 0.9rem;
    font-weight: 600;
    padding: 6px 16px;
    background: rgba(255, 255, 255, 0.12);
    border-radius: 50px;
    letter-spacing: 0.5px;
    font-variant-numeric: tabular-nums;
}

/* Lightbox nav arrows */
.cert-lightbox-prev,
.cert-lightbox-next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 48px;
    height: 48px;
    border: none;
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
    font-size: 1.5rem;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.3s ease;
}

.cert-lightbox-prev {
    left: 20px;
}

.cert-lightbox-next {
    right: 20px;
}

.cert-lightbox-prev:hover,
.cert-lightbox-next:hover {
    background: rgba(255, 255, 255, 0.25);
}

@media (max-width: 900px) {

    .grid-sizer,
    .grid-item {
        width: 50%;
    }
}

@media (max-width: 600px) {

    .grid-sizer,
    .grid-item {
        width: 100%;
    }

    .cert-lightbox-prev,
    .cert-lightbox-next {
        display: none;
    }
}

/* Section Divider */
.section-divider {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-lg);
    padding: var(--space-xl) var(--space-lg);
    background: linear-gradient(180deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
}

.divider-line {
    flex: 1;
    max-width: 200px;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--primary), transparent);
}

.divider-icon {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    font-size: 1.1rem;
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.3);
    animation: float 6s ease-in-out infinite;
}

/* Testimonials */
.testimonials {
    background: var(--bg-primary);
    position: relative;
    overflow: hidden;
}

.testimonials::before {
    content: "";
    position: absolute;
    top: -60px;
    left: 50%;
    transform: translateX(-50%);
    width: 600px;
    height: 600px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.06) 0%, transparent 70%);
    pointer-events: none;
}

.testimonial-slider {
    max-width: 900px;
    margin: 0 auto;
}

.testimonial-slide {
    background: var(--glass-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    padding: var(--space-xl) var(--space-xl) var(--space-lg);
    text-align: center;
    box-shadow: var(--glass-shadow);
    position: relative;
    overflow: hidden;
    transition: transform 0.4s ease, box-shadow 0.4s ease;
}

.testimonial-slide::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--secondary), var(--accent));
}

.testimonial-slide:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.testimonial-quote-icon {
    margin-bottom: var(--space-md);
}

.testimonial-quote-icon i {
    font-size: 2.5rem;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    opacity: 0.7;
}

.testimonial-text {
    color: var(--text-secondary);
    font-style: italic;
    font-size: 1.05rem;
    line-height: 1.7;
    margin-bottom: var(--space-md);
    min-height: 60px;
}

.testimonial-stars {
    display: flex;
    justify-content: center;
    gap: 4px;
    margin-bottom: var(--space-lg);
}

.testimonial-stars i {
    color: #f59e0b;
    font-size: 1rem;
}

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

.testimonial-avatar {
    width: 52px;
    height: 52px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    overflow: hidden;
    flex-shrink: 0;
    padding: 2px;
}

.testimonial-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    border-radius: 50%;
}

.testimonial-author-info {
    text-align: left;
}

.testimonial-name {
    font-weight: 600;
    font-size: 0.95rem;
    margin-bottom: 2px;
}

.testimonial-role {
    font-size: 0.8rem;
    color: var(--text-muted);
    font-weight: 500;
}

/* Contact Section */
#contact {
    background: var(--bg-secondary);
    position: relative;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-2xl);
    align-items: stretch;
}

.contact-form {
    background: var(--glass-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    padding: var(--space-xl);
    box-shadow: var(--glass-shadow);
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.contact-form::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
}

.contact-form-title {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--space-lg);
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    color: var(--text-primary);
}

.contact-form-title i {
    color: var(--primary);
    font-size: 1.4rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md);
}

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

.form-label {
    display: block;
    margin-bottom: var(--space-xs);
    font-weight: 500;
    color: var(--text-primary);
    font-size: 0.9rem;
}

.form-input,
.form-textarea {
    width: 100%;
    padding: var(--space-md);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    background: var(--bg-primary);
    color: var(--text-primary);
    font-family: inherit;
    font-size: 0.95rem;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.form-input:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.1);
}

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

.contact-info {
    display: flex;
    flex-direction: column;
}

.contact-info-card {
    background: var(--glass-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    padding: var(--space-xl);
    box-shadow: var(--glass-shadow);
    position: relative;
    overflow: hidden;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.contact-info-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--accent), var(--primary));
}

.contact-info-card h3 {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--space-sm);
}

.contact-info-card>p {
    color: var(--text-secondary);
    margin-bottom: var(--space-lg);
    line-height: 1.7;
    font-size: 0.95rem;
}

.contact-items {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    margin-bottom: var(--space-lg);
}

.contact-item {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md);
    border-radius: var(--radius-md);
    background: var(--bg-primary);
    border: 1px solid var(--border);
    transition: all 0.3s ease;
    text-decoration: none;
    color: inherit;
    cursor: default;
}

a.contact-item {
    cursor: pointer;
}

a.contact-item:hover {
    border-color: var(--primary);
    transform: translateX(6px);
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.12);
}

.contact-item h4 {
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 2px;
}

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

.contact-icon {
    width: 44px;
    height: 44px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    flex-shrink: 0;
}

.contact-social {
    padding-top: var(--space-lg);
    border-top: 1px solid var(--border);
    margin-top: auto;
}

.contact-social-label {
    display: block;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: var(--space-sm);
}

.contact-social-links {
    display: flex;
    gap: var(--space-sm);
}

.contact-social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    border-radius: var(--radius-sm);
    background: var(--bg-primary);
    border: 1px solid var(--border);
    color: var(--text-secondary);
    font-size: 1.2rem;
    text-decoration: none;
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.contact-social-links a:hover {
    background: var(--primary);
    border-color: var(--primary);
    color: white;
    transform: translateY(-4px);
    box-shadow: 0 6px 15px rgba(99, 102, 241, 0.35);
}

.footer {
    background: var(--bg-secondary);
    color: var(--text-primary);
    text-align: center;
    padding: var(--space-lg) var(--space-lg);
    border-top: 1px solid var(--border);
}

.footer p {
    opacity: 0.8;
}

/* ================================
   Light Theme Refinements
   ================================ */

body:not(.dark-theme) .skill-card,
body:not(.dark-theme) .project-card,
body:not(.dark-theme) .testimonial-slide,
body:not(.dark-theme) .contact-form,
body:not(.dark-theme) .contact-info-card {
    background: rgba(255, 255, 255, 0.92);
    border: 1px solid rgba(0, 0, 0, 0.08);
    box-shadow: 0 2px 16px rgba(0, 0, 0, 0.06);
}

body:not(.dark-theme) .skill-card:hover,
body:not(.dark-theme) .project-card:hover,
body:not(.dark-theme) .testimonial-slide:hover {
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.1);
}

body:not(.dark-theme) .header {
    background: rgba(248, 250, 252, 0.85);
    border-bottom: 1px solid rgba(0, 0, 0, 0.06);
}

body:not(.dark-theme) .hero-badge {
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid rgba(0, 0, 0, 0.08);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

body:not(.dark-theme) .social-link {
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid rgba(0, 0, 0, 0.08);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
    color: var(--text-secondary);
}

body:not(.dark-theme) .social-link:hover {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
    box-shadow: 0 10px 25px -5px rgba(99, 102, 241, 0.45);
    transform: translateY(-6px) scale(1.1);
}

body:not(.dark-theme) .floating-card {
    background: rgba(255, 255, 255, 0.92);
    border: 1px solid rgba(0, 0, 0, 0.06);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
}

body:not(.dark-theme) .contact-item {
    background: rgba(241, 245, 249, 0.8);
    border: 1px solid rgba(0, 0, 0, 0.06);
}

body:not(.dark-theme) a.contact-item:hover {
    background: rgba(255, 255, 255, 1);
    border-color: var(--primary);
}

body:not(.dark-theme) .contact-social-links a {
    background: rgba(241, 245, 249, 0.8);
    border: 1px solid rgba(0, 0, 0, 0.08);
    color: var(--text-secondary);
}

body:not(.dark-theme) .contact-social-links a:hover {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
    box-shadow: 0 6px 18px rgba(99, 102, 241, 0.4);
    transform: translateY(-4px);
}

body:not(.dark-theme) .section-divider {
    background: linear-gradient(180deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
}

body:not(.dark-theme) .grid-item img {
    border: 1px solid rgba(0, 0, 0, 0.1);
}

body:not(.dark-theme) .ambient-blob {
    opacity: 0.2;
}

body:not(.dark-theme) .tech-tag {
    background: rgba(99, 102, 241, 0.06);
    border: 1px solid rgba(99, 102, 241, 0.15);
}

body:not(.dark-theme) .form-input,
body:not(.dark-theme) .form-textarea {
    background: #fff;
    border: 1px solid rgba(0, 0, 0, 0.12);
}

body:not(.dark-theme) .form-input:focus,
body:not(.dark-theme) .form-textarea:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.08);
}

body:not(.dark-theme) .btn-secondary {
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid rgba(0, 0, 0, 0.1);
}

body:not(.dark-theme) .btn-secondary:hover {
    background: rgba(255, 255, 255, 1);
    border-color: var(--primary);
    box-shadow: 0 4px 16px rgba(99, 102, 241, 0.15);
}

body:not(.dark-theme) .footer {
    background: #e2e8f0;
    border-top: 1px solid rgba(0, 0, 0, 0.06);
}

/* ================================
   Dark Theme keeps existing styles
   via .dark-theme class variables
   ================================ */

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
        flex-direction: column;
        position: absolute;
        top: 80px;
        left: 0;
        width: 100%;
        background: var(--glass-bg);
        backdrop-filter: blur(12px);
        -webkit-backdrop-filter: blur(12px);
        padding: var(--space-md) var(--space-lg);
        border-bottom: 1px solid var(--glass-border);
        box-shadow: var(--glass-shadow);
        gap: var(--space-md);
        text-align: center;
    }

    .mobile-menu-toggle {
        display: block;
    }

    .hero-container,
    .about-grid,
    .contact-grid {
        grid-template-columns: 1fr;
        text-align: center;
        gap: var(--space-xl);
    }

    .hero {
        padding: 100px var(--space-md) var(--space-lg);
    }

    .hero-image {
        max-width: 100%;
        height: auto;
        aspect-ratio: 4 / 5;
    }

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

    .floating-card {
        display: none;
    }

    .skills-grid,
    .projects-grid {
        grid-template-columns: 1fr;
    }

    .form-row {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .nav-container {
        padding: 0 var(--space-md);
    }

    .nav-actions .btn {
        display: none;
        /* Hide resume button on very small screens to prevent header overflow */
    }

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

    .btn {
        justify-content: center;
    }
}

/* Swiper Overrides */
.swiper-pagination-bullet {
    background: var(--primary);
}

.swiper-button-next,
.swiper-button-prev {
    color: var(--primary);
}

/* Form Submission States */
.btn-success {
    background: #10b981 !important;
    box-shadow: 0 10px 25px -5px rgba(16, 185, 129, 0.5) !important;
}

.btn-error {
    background: #ef4444 !important;
    box-shadow: 0 10px 25px -5px rgba(239, 68, 68, 0.5) !important;
}