@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;700&family=Space+Grotesk:wght@300;400;500;600;700&display=swap');

:root {
    /* Colors - Dark Premium Theme */
    --hue-primary: 250;
    /* Deep Purple/Blue */
    --hue-secondary: 180;
    /* Cyan/Teal accent */

    --color-bg: hsl(240, 10%, 4%);
    --color-surface: hsl(240, 10%, 8%);
    --color-surface-hover: hsl(240, 10%, 12%);
    --color-border: hsl(240, 10%, 20%);

    --color-text-main: hsl(0, 0%, 98%);
    --color-text-muted: hsl(240, 5%, 70%);
    --color-text-dim: hsl(240, 5%, 45%);

    --color-primary: hsl(var(--hue-primary), 70%, 65%);
    --color-primary-dark: hsl(var(--hue-primary), 70%, 55%);
    --color-primary-glow: hsl(var(--hue-primary), 70%, 65%, 0.3);

    --color-accent: hsl(var(--hue-secondary), 80%, 60%);

    /* Gradients */
    --gradient-main: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    --gradient-surface: linear-gradient(to bottom right, var(--color-surface), hsl(240, 10%, 6%));

    /* Typography */
    --font-display: 'Space Grotesk', system-ui, sans-serif;
    --font-body: 'Outfit', system-ui, sans-serif;

    --text-xs: 0.875rem;
    --text-sm: 1rem;
    --text-base: 1.125rem;
    --text-lg: 1.25rem;
    --text-xl: 1.5rem;
    --text-2xl: 2rem;
    --text-3xl: 3rem;
    --text-4xl: clamp(2.5rem, 5vw, 4.5rem);

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: clamp(4rem, 10vw, 8rem);

    /* Layout */
    --container-width: 1200px;
    --container-padding: 2rem;
    --header-height: 80px;

    /* Effects */
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;

    --shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 20px 40px rgba(0, 0, 0, 0.2);
    --shadow-glow: 0 0 30px var(--color-primary-glow);

    --transition-fast: 0.2s ease;
    --transition-smooth: 0.4s cubic-bezier(0.16, 1, 0.3, 1);

    /* Glassmorphism */
    --glass-bg: rgba(255, 255, 255, 0.03);
    --glass-border: 1px solid rgba(255, 255, 255, 0.05);
    --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
}

/* Modern Reset */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

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

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

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

ul {
    list-style: none;
}

button {
    font-family: inherit;
    border: none;
    background: none;
    cursor: pointer;
}

/* Utilities */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

.text-gradient {
    background: var(--gradient-main);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    display: inline-block;
}

.section-title {
    font-size: var(--text-3xl);
    margin-bottom: 2rem;
    text-align: center;
}

.section-subtitle {
    text-align: center;
    color: var(--color-text-muted);
    font-size: var(--text-lg);
    margin-bottom: var(--spacing-xl);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    font-weight: 500;
    border-radius: var(--radius-sm);
    font-size: var(--text-sm);
    transition: var(--transition-smooth);
}

.btn-primary {
    background: var(--gradient-main);
    color: white;
    box-shadow: 0 4px 15px var(--color-primary-glow);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px var(--color-primary-glow);
}

.btn-outline {
    background: transparent;
    border: 1px solid var(--color-border);
    color: var(--color-text-main);
}

.btn-outline:hover {
    border-color: var(--color-primary);
    background: rgba(255, 255, 255, 0.03);
}

/* Header */
.site-header {
    height: var(--header-height);
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 100;
    backdrop-filter: blur(10px);
    background: rgba(10, 10, 12, 0.7);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.header-container {
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
}

.desktop-nav ul {
    display: flex;
    gap: 2rem;
}

.nav-link {
    color: var(--color-text-muted);
    font-weight: 400;
    font-size: var(--text-sm);
}

.nav-link:hover,
.nav-link.active {
    color: var(--color-text-main);
    text-shadow: 0 0 10px var(--color-primary-glow);
}

.mobile-menu-btn {
    display: none;
}

/* Base Components & Global Styles */
section {
    padding: var(--spacing-lg) 0;
    /* Reduced from XL to match desired spacing */
}

/* Hero Section */
.hero-section {
    padding-top: calc(var(--header-height) + var(--spacing-xl));
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
}

.hero-content {
    max-width: 800px;
}

.eyebrow {
    color: var(--color-accent);
    font-family: var(--font-display);
    font-weight: 500;
    margin-bottom: var(--spacing-sm);
    display: block;
}

.hero-title {
    font-size: var(--text-4xl);
    line-height: 1.1;
    margin-bottom: var(--spacing-md);
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--color-text-main);
    margin-bottom: 1rem;
}

.hero-description {
    font-size: var(--text-lg);
    color: var(--color-text-muted);
    max-width: 600px;
    margin-bottom: var(--spacing-lg);
}

.hero-actions {
    display: flex;
    gap: var(--spacing-sm);
}

/* About Section */
.about-grid {
    display: grid;
    gap: var(--spacing-lg);
    max-width: 800px;
    margin: 0 auto;
    color: var(--color-text-muted);
    font-size: var(--text-base);
}

/* Experience Section */
.experience-section {
    padding: var(--spacing-xl) 0;
}

.experience-role {
    color: var(--color-accent);
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.experience-list {
    color: var(--color-text-muted);
    padding-left: 1.2rem;
    list-style: disc;
}

.experience-list li {
    margin-bottom: 0.3rem;
}

/* Skills Section */
.skills-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--spacing-sm);
    max-width: 800px;
    margin: 0 auto;
}

.skill-tag {
    background: var(--glass-bg);
    border: var(--glass-border);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    padding: 0.75rem 1.5rem;
    border-radius: 100px;
    font-size: var(--text-sm);
    transition: var(--transition-fast);
}

.skill-tag:hover {
    border-color: var(--color-primary);
    transform: translateY(-2px);
    color: white;
}

.skill-header {
    text-align: center;
    color: var(--color-text-main);
    font-size: 1.2rem;
    margin: 3rem 0 1.5rem;
    /* Increased top margin for separation between groups */
}

/* Projects Section */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-md);
    justify-items: center;
}

.project-card {
    background: var(--glass-bg);
    border: var(--glass-border);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    transition: var(--transition-smooth);
    display: flex;
    flex-direction: column;
    width: 100%;
    max-width: 600px;
}

.project-card:hover {
    border-color: var(--color-primary);
    transform: translateY(-5px) scale(1.02);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.4), 0 0 20px var(--color-primary-glow);
}

.project-title {
    font-size: var(--text-xl);
    margin-bottom: 0.5rem;
    color: var(--color-text-main);
}

.project-desc {
    color: var(--color-text-muted);
    margin-bottom: 1.5rem;
    flex-grow: 1;
}

.project-tags {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.project-tag {
    font-size: 0.75rem;
    background: rgba(255, 255, 255, 0.05);
    padding: 0.25rem 0.75rem;
    border-radius: 100px;
    color: var(--color-text-dim);
}

.project-link {
    color: var(--color-primary);
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.project-link:hover {
    text-decoration: underline;
}

/* Contact Section */
.contact-section {
    text-align: center;
    padding: 8rem 0;
    /* Restored to default section padding */
}

.contact-content {
    background: var(--glass-bg);
    border: var(--glass-border);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    box-shadow: var(--glass-shadow);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    max-width: 600px;
    margin: 0 auto;
}

.contact-links {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.contact-info {
    margin-top: 2rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.contact-item {
    color: var(--color-text-muted);
    font-size: 1.1rem;
    transition: color 0.2s;
}

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

/* Footer */
.site-footer {
    border-top: 1px solid var(--color-border);
    padding: var(--spacing-md) 0;
    text-align: center;
    color: var(--color-text-dim);
    font-size: var(--text-sm);
}

.footer-subtitle {
    font-size: 0.8rem;
    margin-top: 0.5rem;
    color: var(--color-text-dim);
}

/* Background Elements */
.bg-gradient-orb {
    position: fixed;
    width: 500px;
    height: 500px;
    border-radius: 50%;
    background: radial-gradient(circle, var(--color-primary-glow) 0%, transparent 70%);
    opacity: 0.4;
    z-index: -1;
    pointer-events: none;
    animation: float 20s infinite ease-in-out;
    transform-origin: center center;
}

.top-right {
    top: -100px;
    right: -100px;
    animation-delay: 0s;
}

.bottom-left {
    bottom: -100px;
    left: -100px;
    background: radial-gradient(circle, var(--color-accent) 0%, transparent 70%);
    opacity: 0.2;
    animation-delay: -10s;
}

/* Responsive */
@media (max-width: 768px) {
    .desktop-nav {
        display: none;
    }

    .mobile-menu-btn {
        display: flex;
        flex-direction: column;
        gap: 6px;
    }

    .bar {
        width: 24px;
        height: 2px;
        background-color: var(--color-text-main);
    }

    .hero-title {
        font-size: 3rem;
    }

    :root {
        --container-padding: 1.5rem;
    }

    /* Mobile Nav Overlay */
    .desktop-nav {
        display: none;
        position: fixed;
        top: var(--header-height);
        left: 0;
        width: 100%;
        height: calc(100vh - var(--header-height));
        background: var(--color-bg);
        flex-direction: column;
        padding: 2rem;
        border-top: 1px solid var(--color-border);
        backdrop-filter: blur(10px);
        z-index: 99;
    }

    .desktop-nav.open {
        display: flex;
        animation: fadeIn 0.3s ease-out;
    }

    .desktop-nav ul {
        flex-direction: column;
        width: 100%;
        align-items: center;
        gap: 2rem;
    }

    .desktop-nav .nav-link {
        font-size: 1.25rem;
    }
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s cubic-bezier(0.5, 0, 0, 1);
}

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

@keyframes float {
    0% {
        transform: translate(0, 0);
    }

    50% {
        transform: translate(30px, 50px);
    }

    100% {
        transform: translate(0, 0);
    }
}