/* Base Styles & Variables */
:root {
    --dutch-white: #EFEDFB;
    --wine: #722F37;
    --dark-wine: #5A252B;
    --light-wine: #8C3A44;
    --dark-bg: #121212;
    --card-bg: #1E1E1E;
    --card-bg-light: #252525;
    --text-primary: #F5F5F5;
    --text-secondary: #B0B0B0;
    --border: #333333;
    --accent: #D4B483;
    --success: #4CAF50;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-hover: 0 10px 25px rgba(0, 0, 0, 0.2);
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    background-color: var(--dark-bg);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

section {
    padding: 80px 0;
}

.section-alt {
    background-color: var(--card-bg);
}

.section-title {
    text-align: center;
    margin-bottom: 50px;
    font-size: 2.5rem;
    font-weight: 700;
    position: relative;
    color: var(--text-primary);
}

    .section-title::after {
        content: '';
        display: block;
        width: 80px;
        height: 4px;
        background: linear-gradient(90deg, var(--wine), var(--accent));
        margin: 15px auto;
        border-radius: 2px;
    }

/* Typography */
.justified {
    text-align: justify;
    text-justify: inter-word;
}

h1, h2, h3, h4 {
    font-weight: 600;
    line-height: 1.2;
}

/* Buttons */
.btn {
    display: inline-block;
    background: linear-gradient(135deg, var(--wine), var(--light-wine));
    color: var(--dutch-white);
    padding: 12px 28px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 500;
    border: none;
    cursor: pointer;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    font-size: 1rem;
}

    .btn::before {
        content: '';
        position: absolute;
        top: 0;
        left: -100%;
        width: 100%;
        height: 100%;
        background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
        transition: 0.5s;
    }

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

        .btn:hover::before {
            left: 100%;
        }

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

    .btn-outline:hover {
        background: var(--wine);
        color: var(--dutch-white);
    }

.btn-small {
    padding: 8px 20px;
    font-size: 0.9rem;
}

.btn-chapter {
    margin: 5px;
    padding: 10px 20px;
    background: var(--card-bg-light);
    color: var(--text-primary);
    border: 1px solid var(--border);
}

    .btn-chapter:hover {
        background: var(--wine);
        border-color: var(--wine);
    }

/* Header */
header {
    background-color: rgba(18, 18, 18, 0.95);
    backdrop-filter: blur(10px);
    padding: 20px 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid var(--border);
    transition: var(--transition);
}

    header.scrolled {
        padding: 15px 0;
        box-shadow: var(--shadow);
    }

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--dutch-white);
    display: flex;
    align-items: center;
    gap: 10px;
}

    .logo i {
        color: var(--wine);
    }

.nav-links {
    display: flex;
    list-style: none;
    gap: 30px;
}

    .nav-links a {
        color: var(--text-secondary);
        text-decoration: none;
        font-weight: 500;
        padding: 8px 0;
        position: relative;
        transition: var(--transition);
    }

        .nav-links a:hover {
            color: var(--dutch-white);
        }

        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: linear-gradient(90deg, var(--wine), var(--accent));
            transition: width 0.3s ease;
        }

        .nav-links a:hover::after {
            width: 100%;
        }

.mobile-menu {
    display: none;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 5px;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, var(--dark-bg) 0%, #1a0f12 100%);
    position: relative;
    overflow: hidden;
}

    .hero::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: radial-gradient(circle at 30% 20%, rgba(114, 47, 55, 0.1) 0%, transparent 50%);
    }

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.typewriter {
    font-size: 3.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--wine), var(--accent));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    margin-bottom: 20px;
    min-height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-subtitle {
    font-size: 1.3rem;
    color: var(--text-secondary);
    margin-bottom: 40px;
}

.hero-cta {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

/* About Section */
.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-text h3 {
    font-size: 2rem;
    margin-bottom: 25px;
    color: var(--dutch-white);
}

.about-text p {
    margin-bottom: 20px;
    color: var(--text-secondary);
    font-size: 1.05rem;
}

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

.rounded-pic {
    width: 300px;
    height: 300px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid var(--wine);
    box-shadow: var(--shadow-hover);
    transition: var(--transition);
}

    .rounded-pic:hover {
        transform: scale(1.02);
    }

/* Skills Section */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.skill-category {
    background: var(--card-bg-light);
    padding: 30px;
    border-radius: 12px;
    transition: var(--transition);
    border: 1px solid var(--border);
}

    .skill-category:hover {
        transform: translateY(-5px);
        border-color: var(--wine);
        box-shadow: var(--shadow-hover);
    }

.skill-icon {
    font-size: 2.5rem;
    color: var(--wine);
    margin-bottom: 20px;
}

.skill-category h3 {
    font-size: 1.4rem;
    margin-bottom: 20px;
    color: var(--dutch-white);
}

.skill-items {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.skill-tag {
    background: rgba(114, 47, 55, 0.2);
    color: var(--dutch-white);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 500;
    border: 1px solid rgba(114, 47, 55, 0.3);
    transition: var(--transition);
}

    .skill-tag:hover {
        background: rgba(114, 47, 55, 0.4);
        transform: translateY(-2px);
    }

/* Projects Section */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 30px;
}

.project-card {
    background: var(--card-bg-light);
    border-radius: 12px;
    padding: 30px;
    transition: var(--transition);
    border: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    height: 100%;
}

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

    .project-card h3 {
        font-size: 1.4rem;
        margin-bottom: 15px;
        color: var(--dutch-white);
    }

    .project-card p {
        color: var(--text-secondary);
        margin-bottom: 20px;
        flex-grow: 1;
    }

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 20px;
}

    .project-tech span {
        background: rgba(114, 47, 55, 0.2);
        color: var(--dutch-white);
        padding: 6px 12px;
        border-radius: 20px;
        font-size: 0.85rem;
        border: 1px solid rgba(114, 47, 55, 0.3);
    }

.project-links {
    margin-top: auto;
}

/* Articles Section */
.blog-preview {
    background: linear-gradient(135deg, var(--card-bg-light), var(--card-bg));
    padding: 50px;
    border-radius: 16px;
    text-align: center;
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
}

    .blog-preview h3 {
        font-size: 2rem;
        margin-bottom: 20px;
        color: var(--dutch-white);
    }

    .blog-preview p {
        color: var(--text-secondary);
        max-width: 600px;
        margin: 0 auto 30px;
        font-size: 1.1rem;
    }

.chapter-buttons {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px;
    margin-top: 20px;
}

/* Footer */
footer {
    background: var(--card-bg);
    padding: 60px 0 20px;
    border-top: 1px solid var(--border);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 40px;
    flex-wrap: wrap;
    gap: 30px;
}

.footer-info h3 {
    font-size: 1.5rem;
    margin-bottom: 10px;
    color: var(--dutch-white);
}

.footer-info p {
    color: var(--text-secondary);
    max-width: 400px;
}

.social-links {
    display: flex;
    gap: 20px;
}

    .social-links a {
        display: flex;
        align-items: center;
        justify-content: center;
        width: 50px;
        height: 50px;
        background: var(--card-bg-light);
        border-radius: 50%;
        color: var(--text-secondary);
        font-size: 1.3rem;
        transition: var(--transition);
        border: 1px solid var(--border);
    }

        .social-links a:hover {
            background: var(--wine);
            color: var(--dutch-white);
            transform: translateY(-3px);
        }

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid var(--border);
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Responsive Design */
@media (max-width: 992px) {
    .about-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .about-image {
        order: -1;
    }

    .typewriter {
        font-size: 2.8rem;
        min-height: 60px;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: fixed;
        top: 70px;
        left: 0;
        width: 100%;
        background: var(--dark-bg);
        flex-direction: column;
        padding: 20px;
        text-align: center;
        border-bottom: 1px solid var(--border);
    }

        .nav-links.active {
            display: flex;
        }

    .mobile-menu {
        display: block;
    }

    .typewriter {
        font-size: 2.2rem;
        min-height: 50px;
    }

    .hero-subtitle {
        font-size: 1.1rem;
    }

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

    .btn {
        width: 100%;
        max-width: 250px;
    }

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

    .blog-preview {
        padding: 30px 20px;
    }

    .chapter-buttons {
        flex-direction: column;
        align-items: center;
    }

    .btn-chapter {
        width: 100%;
        max-width: 200px;
    }

    .footer-content {
        flex-direction: column;
        text-align: center;
    }
}

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

    .typewriter {
        font-size: 1.8rem;
    }

    .rounded-pic {
        width: 250px;
        height: 250px;
    }

    .skill-category,
    .project-card {
        padding: 25px 20px;
    }
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Focus styles for accessibility */
:focus-visible {
    outline: 2px solid var(--wine);
    outline-offset: 2px;
}