/* ============================================
   CSS Reset & Base Styles
   ============================================ */

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

:root {
    /* Custom Color Palette */
    --onyx: #1C1C1C;
    --charcoal: #3A3A3A;
    --light-neutral: #F5F5F5;
    --antique-gold: #D4AF37;
    --electric-red: #FF1B1C;

    /* Applied Color Variables */
    --primary-color: #D4AF37; /* Antique Gold */
    --primary-dark: #B89730; /* Darker Gold */
    --secondary-color: #FF1B1C; /* Electric Red */
    --text-primary: #F5F5F5; /* Light Neutral */
    --text-secondary: #CCCCCC; /* Lighter variant for secondary text */
    --bg-color: #1C1C1C; /* Onyx */
    --bg-secondary: #3A3A3A; /* Charcoal */
    --border-color: #4A4A4A; /* Slightly lighter than charcoal */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.3);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.4);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.5);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.6);
    --transition: all 0.3s ease;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    color: var(--text-primary);
    background-color: var(--bg-color);
    line-height: 1.6;
    font-size: 16px;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

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

.navbar {
    background-color: var(--bg-color);
    border-bottom: 1px solid var(--border-color);
    padding: 1.5rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(10px);
    background-color: rgba(28, 28, 28, 0.95);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    text-decoration: none;
    transition: var(--transition);
}

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

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

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

.nav-links a.active::after {
    content: '';
    position: absolute;
    bottom: -0.5rem;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: var(--primary-color);
}

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

.hero {
    padding: 6rem 0;
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-color) 100%);
}

.hero-layout {
    display: grid;
    grid-template-columns: 1fr 350px;
    gap: 4rem;
    align-items: center;
}

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

.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    line-height: 1.2;
}

.highlight {
    color: var(--primary-color);
}

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

.hero-description {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    line-height: 1.8;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

/* ============================================
   Buttons
   ============================================ */

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.875rem 1.75rem;
    border-radius: 0.5rem;
    font-weight: 500;
    text-decoration: none;
    transition: var(--transition);
    border: none;
    cursor: pointer;
    font-size: 1rem;
}

.btn-primary {
    background-color: var(--primary-color);
    color: var(--bg-color);
    box-shadow: var(--shadow-md);
    font-weight: 600;
}

.btn-primary:hover {
    background-color: var(--primary-dark);
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

.btn-secondary {
    background-color: transparent;
    color: var(--secondary-color);
    border: 2px solid var(--secondary-color);
}

.btn-secondary:hover {
    background-color: var(--secondary-color);
    color: var(--light-neutral);
}

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

.about {
    padding: 5rem 0;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 2rem;
    text-align: center;
}

.about .section-title {
    text-align: left;
}

.about-wrapper {
    display: grid;
    grid-template-columns: 1fr 350px;
    gap: 4rem;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
}

.about-layout {
    width: 100%;
    display: flex;
    justify-content: center;
}

.about-content {
    max-width: 600px;
    text-align: center;
}

.about-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.about-content p {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

.social-links {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    margin-top: 2.5rem;
}

.social-link {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    font-size: 1.25rem;
    text-decoration: none;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}

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

/* ============================================
   Page Header
   ============================================ */

.page-header {
    padding: 4rem 0 2rem;
    text-align: center;
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-color) 100%);
}

.page-title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.page-description {
    font-size: 1.25rem;
    color: var(--text-secondary);
}

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

.projects {
    padding: 4rem 0 6rem;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 2rem;
}

.project-card {
    background-color: var(--bg-color);
    border-radius: 0.75rem;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    border: 1px solid var(--border-color);
}

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

.project-image {
    width: 100%;
    height: 200px;
    background-color: var(--bg-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.project-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.project-content {
    padding: 1.5rem;
}

.project-title {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    color: var(--text-primary);
}

.project-description {
    color: var(--text-secondary);
    margin-bottom: 1rem;
    line-height: 1.6;
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.25rem;
}

.tag {
    padding: 0.375rem 0.75rem;
    background-color: var(--bg-secondary);
    color: var(--text-secondary);
    border-radius: 0.375rem;
    font-size: 0.875rem;
    font-weight: 500;
}

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

.project-link {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
}

.project-link:hover {
    color: var(--primary-dark);
    gap: 0.625rem;
}

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

.interests {
    padding: 4rem 0 6rem;
}

.interests-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.interest-card {
    background-color: var(--bg-color);
    border: 1px solid var(--border-color);
    border-radius: 0.75rem;
    padding: 2rem;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

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

.interest-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--bg-color);
    border-radius: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    margin-bottom: 1.5rem;
    box-shadow: var(--shadow-md);
}

.interest-title {
    font-size: 1.75rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.interest-description {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

.interest-highlights {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.highlight-item {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    color: var(--text-secondary);
    font-size: 0.9375rem;
}

.highlight-item i {
    color: var(--secondary-color);
    margin-top: 0.25rem;
    flex-shrink: 0;
}

.interests-footer {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
    padding: 2rem;
    background-color: var(--bg-secondary);
    border-radius: 0.75rem;
}

.interests-footer p {
    color: var(--text-secondary);
    font-size: 1.0625rem;
    line-height: 1.8;
}

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

.hobbies-overview {
    padding: 4rem 0 6rem;
}

.hobby-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 900px;
    margin: 0 auto;
}

.hobby-card-link {
    text-decoration: none;
    color: inherit;
}

.hobby-card {
    background-color: var(--bg-color);
    border: 1px solid var(--border-color);
    border-radius: 0.75rem;
    padding: 2.5rem;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    position: relative;
    cursor: pointer;
}

.hobby-card:hover {
    box-shadow: var(--shadow-xl);
    transform: translateY(-5px);
    border-color: var(--primary-color);
}

.hobby-card-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--bg-color);
    border-radius: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    box-shadow: var(--shadow-md);
}

.hobby-card-title {
    font-size: 2rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.hobby-card-description {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.hobby-card-arrow {
    color: var(--primary-color);
    font-size: 1.25rem;
    transition: var(--transition);
}

.hobby-card:hover .hobby-card-arrow {
    transform: translateX(5px);
}

/* ============================================
   Back Link
   ============================================ */

.back-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    margin-bottom: 2rem;
    transition: var(--transition);
}

.back-link:hover {
    color: var(--primary-color);
    gap: 0.75rem;
}

/* ============================================
   Hobby Detail Section
   ============================================ */

.hobby-detail {
    padding: 4rem 0 6rem;
}

.hobby-content-layout {
    display: grid;
    grid-template-columns: 1fr 400px;
    gap: 3rem;
    align-items: start;
}

.hobby-text {
    max-width: 700px;
}

.hobby-section-title {
    font-size: 2rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

.hobby-paragraph {
    font-size: 1.0625rem;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.hobby-highlights {
    margin-top: 2.5rem;
    padding: 2rem;
    background-color: var(--bg-secondary);
    border-radius: 0.75rem;
    border-left: 4px solid var(--secondary-color);
}

.highlights-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.highlights-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.875rem;
}

.highlights-list li {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.highlights-list i {
    color: var(--secondary-color);
    margin-top: 0.25rem;
    flex-shrink: 0;
}

.hobby-photos {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    position: sticky;
    top: 6rem;
}

.photo-placeholder {
    width: 100%;
    aspect-ratio: 4/3;
    background-color: var(--bg-secondary);
    border: 2px dashed var(--border-color);
    border-radius: 0.75rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    transition: var(--transition);
}

.photo-placeholder:hover {
    border-color: var(--primary-color);
    background-color: var(--bg-color);
}

.photo-placeholder i {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
    opacity: 0.5;
}

.photo-placeholder p {
    font-size: 0.875rem;
    opacity: 0.7;
}

.hobby-photo {
    width: 100%;
    aspect-ratio: 4/3;
    object-fit: cover;
    border-radius: 0.75rem;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    border: 1px solid var(--border-color);
}

.hobby-photo:hover {
    box-shadow: var(--shadow-xl);
    transform: scale(1.02);
    border-color: var(--primary-color);
}

.profile-photo {
    width: 100%;
    max-width: 350px;
    aspect-ratio: 1;
    object-fit: cover;
    border-radius: 50%;
    box-shadow: var(--shadow-xl);
    border: 4px solid var(--primary-color);
    transition: var(--transition);
}

.profile-photo:hover {
    transform: scale(1.05);
    box-shadow: 0 25px 30px -5px rgb(0 0 0 / 0.7);
    border-color: var(--secondary-color);
}

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

.footer {
    background-color: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    padding: 2rem 0;
    text-align: center;
}

.footer p {
    color: var(--text-secondary);
}

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

@media (max-width: 768px) {
    .container {
        padding: 0 1.5rem;
    }

    .navbar {
        padding: 1rem 0;
    }

    .nav-links {
        gap: 1.5rem;
    }

    .hero {
        padding: 4rem 0;
    }

    .hero-layout {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .hero-image {
        order: -1;
    }

    .about-wrapper {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .about-layout {
        width: 100%;
    }

    .about-content {
        max-width: 100%;
    }

    .about-image {
        order: -1;
    }

    .profile-photo {
        max-width: 250px;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        font-size: 1.25rem;
    }

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

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

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

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

    .section-title {
        font-size: 2rem;
    }

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

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

    .hobby-content-layout {
        grid-template-columns: 1fr;
    }

    .hobby-photos {
        position: static;
        flex-direction: row;
        overflow-x: auto;
    }

    .photo-placeholder {
        min-width: 250px;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }

    .page-title {
        font-size: 1.875rem;
    }

    .nav-links {
        gap: 1rem;
        font-size: 0.9375rem;
    }
}