/* 
   calaix[À]gil.com v3 - Design System
   Aesthetic: Cool Tech Editorial
*/

:root {
    /* Colors - Frost Palette */
    --primary: #394971;
    --on-primary: #ffffff;
    --primary-container: #51618a;
    --on-primary-container: #d3ddff;
    
    --surface: #f8f9fb;
    --on-surface: #191c1e;
    --surface-variant: #e0e3e5;
    --on-surface-variant: #45464e;
    
    --background: #f8f9fb;
    --on-background: #191c1e;
    
    --outline: #75777f;
    --outline-variant: #c5c6cf;
    
    /* Typography */
    --font-main: 'Space Grotesk', sans-serif;
    
    /* Spacing Units */
    --unit: 4px;
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 3rem;
    --space-xl: 5rem;
    
    /* Roundedness */
    --radius-sm: 0.125rem;
    --radius-default: 0.25rem;
    --radius-md: 0.375rem;
    --radius-lg: 0.5rem;
    --radius-xl: 0.75rem;
}

/* Dark Theme Overrides */
[data-theme="dark"] {
    --background: #2d3133;
    --surface: #2d3133;
    --on-background: #eff1f3;
    --on-surface: #eff1f3;
    
    --surface-variant: #434b53;
    --on-surface-variant: #d7dfe9;
    
    --primary: #b5c6f4;
    --on-primary: #061a3f;
    --primary-container: #394971;
    --on-primary-container: #d3ddff;
    
    --outline: #c5c6cf;
    --outline-variant: #75777f;
}

/* Reset & Base */
*, *::before, *::after {
    box-sizing: border-box;
}

body, h1, h2, h3, h4, p, figure, blockquote, dl, dd {
    margin: 0;
}

body {
    font-family: var(--font-main);
    background-color: var(--background);
    color: var(--on-background);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

main {
    flex: 1;
}

/* Typography Scales */
.display-xl {
    font-size: 72px;
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -0.04em;
}

.headline-lg {
    font-size: 40px;
    font-weight: 600;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

.display-md {
    font-size: 48px;
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.01em;
}

.headline-md {
    font-size: 32px;
    font-weight: 600;
    line-height: 1.3;
}

.headline-sm {
    font-size: 24px;
    font-weight: 500;
    line-height: 1.4;
}

.body-lg {
    font-size: 18px;
    font-weight: 400;
}

.body-md {
    font-size: 16px;
    font-weight: 400;
}

.label-sm {
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

/* Layout */
.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
}

.section {
    padding: var(--space-lg) 0;
}

.grid {
    display: grid;
    gap: var(--space-md);
}

/* Navbar */
.navbar {
    padding: var(--space-sm) 0;
    border-bottom: 1px solid var(--outline-variant);
    background-color: var(--surface);
    position: sticky;
    top: 0;
    z-index: 100;
}

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

.logo {
    text-decoration: none;
    color: var(--on-surface);
}

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

.nav-links {
    display: flex;
    gap: var(--space-md);
}

.nav-links a {
    text-decoration: none;
    color: var(--on-surface);
    transition: color 0.2s ease;
}

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

/* Lang Switcher */
.lang-switcher-wrapper select {
    border: 1px solid var(--outline-variant);
    background: var(--surface);
    padding: 2px 4px;
    border-radius: var(--radius-sm);
    color: var(--on-surface);
    font-family: inherit;
    cursor: pointer;
}

.theme-switcher {
    display: flex;
    gap: 4px;
    align-items: center;
}

.theme-btn {
    background: none;
    border: 1px solid transparent;
    border-radius: 50%;
    cursor: pointer;
    padding: 6px;
    opacity: 0.5;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--on-surface);
}

.theme-btn .material-symbols-outlined {
    font-size: 20px;
}

.theme-btn:hover {
    opacity: 0.8;
    background-color: var(--surface-variant);
}

.theme-btn.active {
    opacity: 1;
    border-color: var(--outline-variant);
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    padding: var(--space-xs);
    cursor: pointer;
    z-index: 110;
}

.hamburger {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--on-surface);
    position: relative;
    transition: background 0.3s ease;
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--on-surface);
    transition: transform 0.3s ease, top 0.3s ease;
}

.hamburger::before { top: -8px; }
.hamburger::after { top: 8px; }

/* Active State for Hamburger */
.nav-links.active ~ .menu-toggle .hamburger {
    background: transparent;
}
.nav-links.active ~ .menu-toggle .hamburger::before {
    transform: rotate(45deg);
    top: 0;
}
.nav-links.active ~ .menu-toggle .hamburger::after {
    transform: rotate(-45deg);
    top: 0;
}



/* Home Grid Section */
.grid-home {
    display: grid;
    grid-template-columns: 60% 40%;
    gap: var(--space-lg);
    align-items: center;
}

.home-image-col img {
    width: 100%;
    height: auto;
    max-height: 450px;
    border-radius: var(--radius-lg);
    display: block;
    object-fit: cover;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.home-quote-col {
    padding: var(--space-md);
    border-left: 2px solid var(--primary-container);
}

.quote-text {
    font-size: 24px;
    font-weight: 400;
    line-height: 1.4;
    color: var(--primary);
    font-style: italic;
}

.quote-text a {
    color: var(--primary-container);
    text-decoration: underline;
    font-style: normal;
    font-size: 14px;
}

/* Card System */
.card {
    background-color: var(--surface);
    padding: var(--space-md);
    border-radius: var(--radius-md);
    border: 1px solid var(--outline-variant);
}

.articles-grid-novetats {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--space-md);
}

.apps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: var(--space-xl);
    margin-top: var(--space-lg);
}

.app-card {
    background-color: var(--surface-container-low);
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
    border: 1px solid var(--outline-variant);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.app-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 16px rgba(0,0,0,0.1);
}

.app-card img {
    max-width: 100%;
    height: auto;
    border-radius: var(--radius-md);
    margin-bottom: var(--space-md);
}

.app-card h2, .app-card h3 {
    margin-top: 0;
    color: var(--primary);
}

/* Buttons */
.btn-primary {
    background-color: var(--primary);
    color: var(--on-primary);
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    border: none;
    cursor: pointer;
    transition: background-color 0.2s ease;
}

.btn-primary:hover {
    background-color: var(--primary-container);
}

/* Category Badges */
.category-badge {
    background-color: var(--primary-container);
    color: var(--on-primary-container);
    padding: 2px 8px;
    border-radius: 4px;
    text-decoration: none;
}

/* Footer */
.footer {
    padding: var(--space-lg) 0;
    border-top: 1px solid var(--outline-variant);
    background-color: var(--surface);
    margin-top: var(--space-xl);
}

.footer-container {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    flex-wrap: wrap;
    gap: var(--space-lg);
}

.footer-nav {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.footer-nav a {
    text-decoration: none;
    color: var(--on-surface-variant);
}

/* Article Page */
.article-content {
    max-width: 800px;
    margin: 0 auto;
}

.article-content a {
    color: var(--primary);
    text-decoration: none;
    background-image: linear-gradient(var(--primary-container), var(--primary-container));
    background-position: 0 100%;
    background-repeat: no-repeat;
    background-size: 100% 2px;
    transition: background-size 0.3s, background-color 0.3s;
    padding: 0 2px;
    border-radius: 2px;
}

.article-content a:hover {
    background-size: 100% 100%;
    background-color: rgba(181, 198, 244, 0.2); /* Soft primary tint */
}

[data-theme="dark"] .article-content a {
    color: var(--primary);
    background-image: linear-gradient(var(--primary), var(--primary));
}

[data-theme="dark"] .article-content a:hover {
    background-color: rgba(181, 198, 244, 0.1);
}

.article-content p {
    margin-bottom: var(--space-sm);
}

.article-content h2, .article-content h3 {
    margin-top: var(--space-lg);
    margin-bottom: var(--space-sm);
    color: var(--primary);
}

/* Gallery Section */
.gallery-grid {
    column-count: 3;
    column-gap: var(--space-md);
}

.gallery-item {
    break-inside: avoid;
    margin-bottom: var(--space-md);
    border-radius: var(--radius-md);
    overflow: hidden;
    cursor: pointer;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

.gallery-item:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 20px rgba(0,0,0,0.15);
}

.gallery-item img {
    width: 100%;
    display: block;
    transition: filter 0.3s ease;
}

.gallery-item:hover img {
    filter: brightness(1.05);
}

@media (max-width: 900px) {
    .gallery-grid {
        column-count: 2;
    }
}

@media (max-width: 600px) {
    .gallery-grid {
        column-count: 1;
    }
}

/* Lightbox Styles */
.lightbox-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 2000;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.lightbox-overlay.active {
    opacity: 1;
    visibility: visible;
}

.lightbox-content {
    max-width: 90%;
    max-height: 90%;
    position: relative;
    transform: scale(0.95);
    transition: transform 0.3s ease;
}

.lightbox-overlay.active .lightbox-content {
    transform: scale(1);
}

.lightbox-content img {
    max-width: 100%;
    max-height: 90vh;
    border-radius: var(--radius-sm);
    box-shadow: 0 0 30px rgba(0,0,0,0.5);
}

.lightbox-close {
    position: absolute;
    top: -40px;
    right: 0;
    background: none;
    border: none;
    color: white;
    font-size: 32px;
    cursor: pointer;
}

/* Books Section */
.llibres-section {
    background-color: #6d6e70; /* User requested color */
    color: white;
    padding: var(--space-xl) 0;
}

.books-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-lg);
}

.book-card {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    background-color: rgba(255, 255, 255, 0.05);
    padding: var(--space-md);
    border-radius: var(--radius-md);
}

.book-covers {
    display: flex;
    gap: var(--space-sm);
}

.book-cover {
    width: 100px;
    height: auto;
    border-radius: var(--radius-sm);
    box-shadow: 0 4px 8px rgba(0,0,0,0.2);
}

.book-info {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.book-info .btn-primary:hover {
    background-color: var(--primary-container);
    color: white;
}



.article-content img {
    max-width: 100%;
    height: auto;
}

.article-content hr {
    border: 0;
    border-top: 1px solid var(--outline-variant);
    margin: var(--space-lg) 0;
}

.text-right { text-align: right; }
.text-center { text-align: center; }
.text-small { font-size: 0.85em; }

/* Contact Specific Grid */
.contact-header {
    display: grid;
    grid-template-columns: 250px 1fr 200px;
    gap: var(--space-lg);
    margin-bottom: var(--space-xl);
    align-items: start;
}

.contact-badges {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
    justify-content: flex-end;
}

.contact-badges p {
    margin-bottom: 0;
}

.contact-qr {
    text-align: center;
    font-size: 0.8rem;
}

.contact-qr img {
    width: 100%;
    max-width: 150px;
    margin-bottom: var(--space-xs);
}

.contact-section {
    display: grid;
    grid-template-columns: 250px 1fr;
    gap: var(--space-lg);
    margin-bottom: var(--space-lg);
    padding-top: var(--space-md);
}

.contact-section h2 {
    margin-top: 0;
    color: var(--primary);
    font-size: 1.5rem;
}

@media (max-width: 992px) {
    .contact-header, .contact-section {
        grid-template-columns: 1fr;
        gap: var(--space-md);
    }
    
    .contact-badges {
        justify-content: center;
    }
}

.contact-photo-col img {
    width: 100%;
    height: auto;
    border-radius: var(--radius-md);
    margin-bottom: 0;
}

.contact-photo-col p {
    margin-top: 4px;
    margin-bottom: 0;
}

.profile-photo {
    border-radius: var(--radius-md);
    width: 100%;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.cv-documents-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--space-md);
}

.my-card-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: var(--space-lg);
    align-items: start;
}

@media (max-width: 992px) {
    .my-card-grid {
        grid-template-columns: 1fr;
        gap: var(--space-md);
    }
    
    .my-card-grid > div:first-child {
        text-align: left !important;
        order: 2;
    }
    
    .my-card-grid > div:first-child div {
        justify-content: flex-start !important;
    }
    
    .my-card-grid > div:last-child {
        order: 1;
        padding-left: 0 !important;
        border-left: none !important;
        border-bottom: 2px solid var(--primary-container);
        padding-bottom: var(--space-md);
    }
}

.app-card img {
    max-width: 100%;
    height: auto;
    border-radius: var(--radius-md);
    margin: var(--space-md) 0;
}

@media (max-width: 768px) {
    .apps-grid {
        grid-template-columns: 1fr;
    }

    /* Main Responsive Menu */
    .menu-toggle {
        display: block;
    }

    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 300px;
        height: 100vh;
        background: var(--surface);
        flex-direction: column;
        justify-content: center;
        padding: var(--space-xl) var(--space-lg);
        box-shadow: -15px 0 50px rgba(0,0,0,0.3);
        border-left: 1px solid var(--outline-variant);
        transition: right 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        z-index: 105;
        display: flex;
        gap: 0;
    }

    .nav-links.active {
        right: 0;
    }

    .nav-links a {
        padding: var(--space-md) 0;
        border-bottom: 1px solid var(--outline-variant);
        width: 100%;
        text-align: center;
    }

    .nav-links a:last-of-type {
        border-bottom: none;
    }

    .lang-switcher-wrapper {
        margin-top: var(--space-lg);
        justify-content: center !important;
        width: 100%;
    }

    /* Home Grid Mobile */
    .grid-home {
        grid-template-columns: 1fr;
        gap: var(--space-md);
    }

    .home-image-col {
        order: 1;
    }

    .home-quote-col {
        order: 2;
        border-left: none !important;
        border-top: 2px solid var(--primary-container);
        padding-top: var(--space-md);
        padding-left: 0 !important;
    }

    .quote-text {
        font-size: 1.25rem;
    }
}


/* Print Styles */
.print-header {
    display: none;
    align-items: center;
    gap: var(--space-md);
    padding-bottom: var(--space-md);
    border-bottom: 2px solid #000;
    margin-bottom: var(--space-lg);
}

.print-header img {
    height: 50px;
}

.print-header span {
    font-size: 24px;
    font-weight: 700;
}

@media print {
    body {
        background-color: white !important;
        color: black !important;
    }

    .no-print, 
    #navbar-placeholder, 
    #footer-placeholder, 
    .article-nav, 
    #services-placeholder,
    button,
    .theme-btn,
    .theme-switcher {
        display: none !important;
    }

    .print-header {
        display: flex !important;
    }

    .container {
        width: 100% !important;
        max-width: none !important;
        margin: 0 !important;
        padding: 0 !important;
    }

    .article-content {
        max-width: 100% !important;
        font-size: 12pt;
    }

    a {
        text-decoration: none !important;
        color: black !important;
    }
}