/* ==========================================
   CSS Reset & Root Variables
   ========================================== */

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

:root {
    --color-bg: #121A21;
    --color-bg-secondary: #1E2A33;
    --color-text: #E6E0D6;
    --color-text-light: #B0A99F;
    --color-text-weak: #6E6E6E;
    --color-accent: #3F5E75;
    --color-accent-dark: #2d4457;
    --color-border: #2A3945;
    --color-hover: #1E2A33;
    --color-card-bg: #1E2A33;
    --color-gold: #C2A46D;
    --color-gold-light: #E0C48F;
    --font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', sans-serif;
    --font-mono: 'Courier New', monospace;

    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;

    --transition: all 0.3s ease;
}

/* ==========================================
   Typography & Global Styles
   ========================================== */

html {
    scroll-behavior: smooth;
}

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

.container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

h1,
h2,
h3,
h4,
h5,
h6 {
    line-height: 1.2;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
}

h1 {
    font-size: 3rem;
    color: var(--color-text);
}

h2 {
    font-size: 2rem;
    color: var(--color-text);
}

h3 {
    font-size: 1.25rem;
    color: var(--color-text);
}

p {
    color: var(--color-text-light);
    margin-bottom: var(--spacing-md);
}

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

a:hover {
    color: var(--color-gold-light);
    text-decoration: underline;
}

/* ==========================================
   Navigation
   ========================================== */

.navbar {
    background-color: rgba(18, 26, 33, 0.95);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid var(--color-border);
    position: sticky;
    top: 0;
    z-index: 100;
}

.navbar .container {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-xl);
    padding: var(--spacing-sm) var(--spacing-lg);
}

.logo {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-gold);
}

.logo:hover {
    color: var(--color-gold-light);
    text-decoration: none;
}

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

.nav-links a {
    color: var(--color-text-light);
    font-size: 0.95rem;
    font-weight: 500;
    transition: var(--transition);
}

.nav-links a:hover {
    color: var(--color-accent);
    text-decoration: none;
}

/* Mobile Navigation */
@media (max-width: 768px) {
    .nav-links {
        gap: var(--spacing-md);
    }

    .nav-links a {
        font-size: 0.9rem;
    }
}

@media (max-width: 600px) {
    .navbar .container {
        flex-direction: column;
        gap: var(--spacing-md);
    }

    .nav-links {
        gap: var(--spacing-md);
        font-size: 0.85rem;
    }
}

/* ==========================================
   Hero Section
   ========================================== */

.hero {
    padding: var(--spacing-2xl) var(--spacing-lg);
    text-align: center;
}

.hero-content {
    max-width: 700px;
    margin: 0 auto;
}

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: var(--spacing-md);
    font-weight: 700;
}

.subtitle {
    font-size: 1.5rem;
    color: var(--color-text);
    margin-bottom: var(--spacing-md);
    font-weight: 500;
}

.description {
    font-size: 1.1rem;
    color: var(--color-text-light);
    margin-bottom: var(--spacing-lg);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.7;
}

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

.btn {
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: 0.5rem;
    font-weight: 500;
    font-size: 1rem;
    border: 2px solid;
    transition: var(--transition);
    cursor: pointer;
    display: inline-block;
    text-decoration: none;
}

.btn-primary {
    background-color: var(--color-accent);
    color: #EAE6DC;
    border-color: var(--color-accent);
    font-weight: 600;
}

.btn-primary:hover {
    background-color: var(--color-accent-dark);
    border-color: var(--color-accent-dark);
    text-decoration: none;
}

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

.btn-secondary:hover {
    background-color: var(--color-accent);
    color: #EAE6DC;
    text-decoration: none;
}

@media (max-width: 768px) {
    .hero h1 {
        font-size: 2.5rem;
    }

    .subtitle {
        font-size: 1.25rem;
    }

    .description {
        font-size: 1rem;
    }

    .cta-buttons {
        gap: var(--spacing-sm);
    }

    .btn {
        padding: var(--spacing-xs) var(--spacing-md);
        font-size: 0.95rem;
    }
}

/* ==========================================
   About Section
   ========================================== */

.about {
    padding: var(--spacing-2xl) var(--spacing-lg);
    background-color: var(--color-bg);
}

.about .container {
    max-width: 800px;
}

.about h2 {
    margin-bottom: var(--spacing-lg);
}

.about p {
    font-size: 1.1rem;
    color: var(--color-text-light);
    line-height: 1.8;
}

/* ==========================================
   Projects Section
   ========================================== */

.projects {
    padding: var(--spacing-2xl) var(--spacing-lg);
    background-color: var(--color-bg);
}

.projects h2 {
    margin-bottom: var(--spacing-xl);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
}

.project-card {
    display: flex;
    flex-direction: column;
    padding: var(--spacing-lg);
    border: 1px solid var(--color-border);
    border-radius: 0.5rem;
    background-color: var(--color-card-bg);
    transition: var(--transition);
}

.project-card:hover {
    border-color: var(--color-accent);
    box-shadow: 0 4px 20px rgba(63, 94, 117, 0.2);
    transform: translateY(-2px);
}

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

.project-card p {
    color: var(--color-text-light);
    margin-bottom: var(--spacing-md);
    font-size: 0.95rem;
    line-height: 1.6;
}

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

.tag {
    display: inline-block;
    background-color: rgba(63, 94, 117, 0.15);
    color: var(--color-accent);
    padding: 0.35rem 0.75rem;
    border-radius: 2rem;
    font-size: 0.85rem;
    font-weight: 500;
    border: 1px solid rgba(63, 94, 117, 0.3);
}

.tag:hover {
    background-color: rgba(63, 94, 117, 0.25);
    border-color: var(--color-accent);
}

.project-link {
    display: inline-block;
    margin-top: var(--spacing-md);
    color: var(--color-gold);
    background-color: transparent;
    border: 1.5px solid var(--color-gold);
    padding: 0.6rem 1.2rem;
    border-radius: 0.4rem;
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: var(--transition);
    text-align: center;
}

.project-link:hover {
    background-color: var(--color-gold);
    color: var(--color-bg);
    text-decoration: none;
    box-shadow: 0 4px 12px rgba(194, 164, 109, 0.2);
}

/* ==========================================
   Research Interests Section
   ========================================== */

.interests {
    padding: var(--spacing-2xl) var(--spacing-lg);
    background-color: var(--color-bg-secondary);
}

.interests h2 {
    margin-bottom: var(--spacing-lg);
}

.interests-grid {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    justify-content: center;
}

.interest-tag {
    background-color: rgba(63, 94, 117, 0.1);
    color: var(--color-text);
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid rgba(63, 94, 117, 0.3);
    border-radius: 2rem;
    font-size: 0.95rem;
    font-weight: 500;
    transition: var(--transition);
    cursor: default;
}

.interest-tag:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
    background-color: rgba(63, 94, 117, 0.2);
}

/* ==========================================
   Hobbies Section
   ========================================== */

.hobbies {
    padding: var(--spacing-2xl) var(--spacing-lg);
    background-color: var(--color-bg);
}

.hobbies h2 {
    margin-bottom: var(--spacing-xl);
}

.hobbies-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
    margin: 0 auto;
}

.hobby-card {
    display: flex;
    flex-direction: column;
    padding: var(--spacing-lg);
    border: 1px solid var(--color-border);
    border-radius: 0.5rem;
    background-color: var(--color-card-bg);
    transition: var(--transition);
}

.hobby-card:hover {
    border-color: var(--color-accent);
    box-shadow: 0 4px 20px rgba(63, 94, 117, 0.2);
    transform: translateY(-2px);
}

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

.hobby-showcase {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    flex-grow: 1;
    min-height: auto;
    min-width: 0;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-lg);
    background-color: rgba(63, 94, 117, 0.08);
    border-radius: 0.4rem;
    border: 1px dashed var(--color-border);
    overflow: hidden;
}
}

.hobby-showcase p {
    color: var(--color-text-weak);
    font-size: 0.9rem;
    text-align: center;
}

.videos-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
    width: 100%;
    max-width: 100%;
    padding: 0;
    background-color: transparent;
    border: none;
}

.video-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    width: 100%;
}

.video-item iframe {
    width: 100% !important;
    height: auto !important;
    aspect-ratio: 16 / 9;
}

.video-item video {
    width: 100%;
    height: auto;
    background-color: #000;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.cooking-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
    width: 100%;
    max-width: 100%;
    padding: 0;
    background-color: transparent;
    border: none;
}

.dish-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    width: 100%;
}

.dish-item img {
    width: 100%;
    height: auto;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

/* ==========================================
   Skills Section
   ========================================== */

.skills {
    padding: var(--spacing-2xl) var(--spacing-lg);
    background-color: var(--color-bg);
}

.skills h2 {
    margin-bottom: var(--spacing-xl);
}

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

.skill-category {
    padding: var(--spacing-lg);
    background-color: var(--color-card-bg);
    border-radius: 0.5rem;
    border: 1px solid var(--color-border);
}

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

.skill-category p {
    color: var(--color-text-light);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* ==========================================
   Contact Section
   ========================================== */

.contact {
    padding: var(--spacing-2xl) var(--spacing-lg);
    background-color: var(--color-bg-secondary);
    text-align: center;
}

.contact h2 {
    margin-bottom: var(--spacing-md);
}

.contact>.container>p:nth-of-type(1) {
    font-size: 1.1rem;
    color: var(--color-text-light);
    margin-bottom: var(--spacing-xl);
}

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

.contact-info p {
    font-size: 1rem;
    margin-bottom: var(--spacing-md);
    color: var(--color-text-light);
}

.contact-info a {
    color: var(--color-gold-light);
    font-weight: 500;
    text-decoration: none;
}

.contact-info a:hover {
    text-decoration: underline;
}

/* ==========================================
   Footer
   ========================================== */

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

.footer p {
    color: var(--color-text-light);
    font-size: 0.9rem;
    margin: 0;
}

/* ==========================================
   Responsive Design
   ========================================== */

@media (max-width: 768px) {
    :root {
        --spacing-xl: 2.5rem;
        --spacing-2xl: 2.5rem;
    }

    h1 {
        font-size: 2rem;
    }

    h2 {
        font-size: 1.5rem;
    }

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

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

    .interests-grid {
        justify-content: flex-start;
        gap: var(--spacing-sm);
    }

    .interest-tag {
        font-size: 0.9rem;
        padding: var(--spacing-xs) var(--spacing-sm);
    }
}

@media (max-width: 600px) {
    :root {
        --spacing-lg: 1.5rem;
        --spacing-md: 1rem;
    }

    h1 {
        font-size: 1.75rem;
    }

    h2 {
        font-size: 1.25rem;
    }

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

    .hero h1 {
        font-size: 2rem;
        margin-bottom: var(--spacing-sm);
    }

    .subtitle {
        font-size: 1.1rem;
        margin-bottom: var(--spacing-md);
    }

    .description {
        font-size: 0.95rem;
        margin-bottom: var(--spacing-lg);
    }

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

    .btn {
        width: 100%;
        text-align: center;
    }

    .about,
    .projects,
    .interests,
    .skills,
    .contact {
        padding: var(--spacing-lg) var(--spacing-md);
    }

    .projects h2,
    .interests h2,
    .skills h2,
    .contact h2 {
        margin-bottom: var(--spacing-lg);
    }

    .project-card,
    .skill-category {
        padding: var(--spacing-md);
    }
}

/* ==========================================
   Print Styles
   ========================================== */

@media print {

    .navbar,
    .footer {
        display: none;
    }

    body {
        background-color: white;
    }

    .project-card,
    .skill-category {
        page-break-inside: avoid;
    }
}