/* ============================================
   Salvador Jiménez Prats - CV
   Minimal Professional Aesthetic
   ============================================ */

/* === CSS Variables === */
:root {
    /* Colors */
    --primary: #1a365d;        /* Navy blue */
    --primary-light: #2d4a7c;
    --text-dark: #1a202c;
    --text-body: #2d3748;
    --text-light: #718096;
    --border: #e2e8f0;
    --background: #ffffff;
    --background-alt: #f7fafc;
    --accent: #2b6cb0;

    /* Typography */
    --font-serif: 'Crimson Text', Georgia, serif;
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

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

    /* Layout */
    --max-width: 900px;
    --section-spacing: 3rem;
}

/* === Reset & Base === */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.7;
    color: var(--text-body);
    background: var(--background);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* === Typography === */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-serif);
    font-weight: 600;
    color: var(--text-dark);
    line-height: 1.3;
}

a {
    color: var(--accent);
    text-decoration: none;
    transition: color 0.2s ease;
}

a:hover {
    color: var(--primary);
}

strong {
    font-weight: 600;
    color: var(--text-dark);
}

/* === Header === */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border);
    z-index: 1000;
    padding: var(--spacing-sm) 0;
}

.header-content {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.header-name {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--primary);
}

.header-nav {
    display: flex;
    gap: var(--spacing-lg);
}

.header-link {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-light);
    position: relative;
}

.header-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: width 0.3s ease;
}

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

.header-link:hover::after {
    width: 100%;
}

/* === Container === */
.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 100px var(--spacing-lg) var(--spacing-xxl);
}

/* === Hero Section === */
.hero {
    padding: var(--spacing-xxl) 0;
    border-bottom: 1px solid var(--border);
}

.hero-name {
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 600;
    color: var(--primary);
    margin-bottom: var(--spacing-sm);
    letter-spacing: -0.02em;
}

.hero-title {
    font-size: 1.5rem;
    font-weight: 400;
    color: var(--text-body);
    margin-bottom: var(--spacing-lg);
}

.hero-meta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-lg);
    font-size: 0.95rem;
    color: var(--text-light);
    margin-bottom: var(--spacing-xl);
}

.hero-meta-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.hero-meta-icon {
    font-size: 1.1rem;
}

.hero-intro {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-body);
    max-width: 700px;
}

.hero-intro p {
    margin-bottom: 1.5rem;
}

.hero-intro p:last-child {
    margin-bottom: 0;
}

/* === Section === */
.section {
    padding: var(--section-spacing) 0;
    border-bottom: 1px solid var(--border);
}

.section:last-of-type {
    border-bottom: none;
}

.section-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: var(--spacing-lg);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-size: 0.9rem;
    position: relative;
    padding-bottom: var(--spacing-sm);
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60px;
    height: 2px;
    background: var(--primary);
}

/* === Skills === */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
}

.skill-category {
    background: var(--background-alt);
    padding: var(--spacing-lg);
    border-radius: 4px;
    border: 1px solid var(--border);
}

.skill-category-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: var(--spacing-md);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.skill-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.skill-item {
    font-size: 0.9rem;
    color: var(--text-body);
    padding-left: var(--spacing-md);
    position: relative;
}

.skill-item::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--accent);
    font-weight: 700;
}

/* === Experience === */
.experience-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
}

.experience-item {
    position: relative;
    padding-left: var(--spacing-lg);
    border-left: 2px solid var(--border);
}

.experience-item::before {
    content: '';
    position: absolute;
    left: -6px;
    top: 0;
    width: 10px;
    height: 10px;
    background: var(--primary);
    border-radius: 50%;
    border: 2px solid var(--background);
}

.experience-header {
    margin-bottom: var(--spacing-md);
}

.experience-role {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 0.25rem;
}

.experience-company {
    font-size: 1rem;
    font-weight: 600;
    color: var(--accent);
    margin-bottom: 0.25rem;
}

.experience-period {
    font-size: 0.9rem;
    color: var(--text-light);
}

.experience-description {
    margin-bottom: var(--spacing-md);
    line-height: 1.7;
}

.experience-list-achievements {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-bottom: var(--spacing-md);
}

.experience-list-achievements li {
    padding-left: var(--spacing-md);
    position: relative;
    font-size: 0.95rem;
    color: var(--text-body);
}

.experience-list-achievements li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--accent);
}

.tech-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.tech-tag {
    font-size: 0.8rem;
    padding: 0.25rem 0.75rem;
    background: var(--background);
    border: 1px solid var(--border);
    border-radius: 3px;
    color: var(--text-body);
    font-weight: 500;
}

/* === Education === */
.education-item {
    background: var(--background-alt);
    padding: var(--spacing-lg);
    border-radius: 4px;
    border: 1px solid var(--border);
}

.education-degree {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 0.5rem;
}

.education-school {
    font-size: 1rem;
    color: var(--accent);
    margin-bottom: 0.25rem;
    font-weight: 500;
}

.education-location {
    font-size: 0.9rem;
    color: var(--text-light);
}

/* === Projects === */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.project-card {
    background: var(--background-alt);
    padding: var(--spacing-lg);
    border: 1px solid var(--border);
    border-radius: 4px;
    display: block;
    transition: all 0.3s ease;
}

.project-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
    border-color: var(--accent);
}

.project-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-sm);
}

.project-name {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-dark);
}

.project-link-icon {
    font-size: 1.2rem;
    color: var(--text-light);
    transition: color 0.2s ease;
}

.project-card:hover .project-link-icon {
    color: var(--accent);
}

.project-description {
    font-size: 0.95rem;
    line-height: 1.6;
    color: var(--text-body);
    margin-bottom: var(--spacing-sm);
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
}

.project-tech-tag {
    font-size: 0.75rem;
    padding: 0.2rem 0.6rem;
    background: var(--background);
    border: 1px solid var(--border);
    border-radius: 3px;
    color: var(--text-light);
}

/* === Contact === */
.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
}

.contact-item {
    background: var(--background-alt);
    padding: var(--spacing-md);
    border: 1px solid var(--border);
    border-radius: 4px;
    display: block;
    transition: all 0.3s ease;
}

.contact-item:hover {
    border-color: var(--accent);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

.contact-icon {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    display: block;
}

.contact-label {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-light);
    margin-bottom: 0.25rem;
    display: block;
}

.contact-value {
    font-size: 0.95rem;
    color: var(--text-dark);
    font-weight: 500;
}

/* === Footer === */
.footer {
    padding: var(--spacing-xl) 0 var(--spacing-lg);
    text-align: center;
    border-top: 1px solid var(--border);
    margin-top: var(--spacing-xl);
}

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

/* === Print Styles === */
@media print {
    .header {
        position: relative;
        border-bottom: 2px solid var(--text-dark);
    }

    .section {
        page-break-inside: avoid;
    }

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

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

    a[href^="http"]::after {
        content: " (" attr(href) ")";
        font-size: 0.8em;
        color: var(--text-light);
    }
}

/* === Responsive === */
@media (max-width: 768px) {
    :root {
        --spacing-xl: 2rem;
        --spacing-xxl: 2.5rem;
        --section-spacing: 2rem;
    }

    .container {
        padding: 80px var(--spacing-md) var(--spacing-xl);
    }

    .header-content {
        padding: 0 var(--spacing-md);
        flex-direction: column;
        gap: var(--spacing-sm);
    }

    .header-nav {
        gap: var(--spacing-md);
    }

    .hero {
        padding: var(--spacing-xl) 0;
    }

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

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

    .hero-meta {
        flex-direction: column;
        gap: var(--spacing-sm);
    }

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

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

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

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

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

    .section-title {
        font-size: 0.85rem;
    }
}