/* 
* Main Stylesheet
* Contains the primary styles for Marco Ruch's portfolio website
* Follows the "expensive materialistic" design aesthetic with modern art influences
*/

/* ===== Variables ===== */
:root {
    /* Color Palette */
    --color-deep-blue: #10214b;
    --color-gold: #d7bd88;
    --color-dust: #d03c3b;
    --color-off-white: #ebe7e1;
    
    /* Color Variations */
    --color-deep-blue-light: #1a3366;
    --color-deep-blue-fog: rgba(0,0,139, 0.2);
    --color-gold-dark: #c5aa75;
    --color-deep-blue-80: rgba(16, 33, 75, 0.8);
    --color-gold-20: rgba(215, 189, 136, 0.2);
    --color-dust-50: rgba(208, 60, 59, 0.5);
    /* Typography */
    --font-primary: 'Playfair Display', serif;
    --font-secondary: 'Montserrat', sans-serif;
    
    /* Spacing */
    --spacing-xs: 0.8rem;
    --spacing-sm: 1.6rem;
    --spacing-md: 3rem;
    --spacing-lg: 6rem;
    --spacing-xl: 12rem;
    
    /* Transitions */
    --transition-fast: 200ms cubic-bezier(0.25, 0.1, 0.25, 1);
    --transition-normal: 300ms cubic-bezier(0.25, 0.1, 0.25, 1);
    --transition-slow: 500ms cubic-bezier(0.19, 1, 0.22, 1);
    --transition-very-slow: 800ms cubic-bezier(0.16, 1, 0.3, 1);
    
    /* Shadows */
    --shadow-subtle: 0 4px 6px rgba(0, 0, 0, 0.05);
    --shadow-elevated: 0 10px 20px rgba(0, 0, 0, 0.1);
    
    /* Border Radius */
    --radius-none: 0;
    --radius-sm: 2px;
    
    /* Z-indices */
    --z-negative: -1;
    --z-normal: 1;
    --z-sticky: 100;
    --z-modal: 1000;
}

/* ===== Global Styles ===== */

body {
    background-color: var(--color-off-white);
    color: var(--color-deep-blue);
}

.container {
    max-width: 120rem;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.section-title {
    font-size: 4.8rem;
    margin-bottom: var(--spacing-lg);
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -1rem;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: var(--color-gold);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-slow);
}

.section-title.animate::after {
    transform: scaleX(1);
}

.section-intro {
    font-size: 1.8rem;
    max-width: 80rem;
    margin-bottom: var(--spacing-md);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 1.2rem 3rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.1rem;
    font-size: 1.4rem;
    transition: all var(--transition-normal);
    cursor: pointer;
}

.btn-primary {
    background-color: var(--color-gold);
    color: var(--color-deep-blue);
}

.btn-primary:hover, .btn-primary:focus {
    background-color: var(--color-gold-dark);
    transform: scale(1.05);
}

.btn-secondary {
    border: 1px solid var(--color-gold);
    color: var(--color-gold);
    background-color: transparent;
    position: relative;
    overflow: hidden;
    z-index: var(--z-normal);
}

.btn-secondary::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 0;
    height: 100%;
    background-color: var(--color-gold);
    z-index: var(--z-negative);
    transition: width var(--transition-normal);
}

.btn-secondary:hover, .btn-secondary:focus {
    color: var(--color-deep-blue);
}

.btn-secondary:hover::before, .btn-secondary:focus::before {
    width: 100%;
}

.btn-tertiary {
    border: 1px solid var(--color-deep-blue);
    color: var(--color-deep-blue);
    background-color: transparent;
    position: relative;
    overflow: hidden;
    z-index: var(--z-normal);
}

.btn-tertiary::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 0;
    height: 100%;
    background-color: var(--color-deep-blue);
    z-index: var(--z-negative);
    transition: width var(--transition-normal);
}

.btn-tertiary:hover, .btn-tertiary:focus {
    color: var(--color-off-white);
}

.btn-tertiary:hover::before, .btn-tertiary:focus::before {
    width: 100%;
}

/* Social Links */
.social-links {
    display: flex;
    gap: var(--spacing-sm);
}

.social-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--color-gold);
    transition: all var(--transition-normal);
}

.social-link svg {
    width: 2.4rem;
    height: 2.4rem;
    transition: transform var(--transition-normal);
}

.social-link:hover svg, .social-link:focus svg {
    transform: rotate(90deg);
}

/* ===== Header & Navigation ===== */

.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: var(--spacing-sm) 0;
    background-color: var(--color-deep-blue);
    color: var(--color-off-white);
    z-index: var(--z-sticky);
    transition: all var(--transition-normal);
}

.site-header.scrolled {
    padding: var(--spacing-xs) 0;
    background-color: var(--color-deep-blue-80);
    box-shadow: var(--shadow-subtle);
}

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

.logo {
    font-family: var(--font-primary);
    font-size: 2.4rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo > img {
    height: 20px;
    filter: sepia(1) hue-rotate(11deg);
}

.logo-icon {
    display: inline-block;
    vertical-align: middle;
}

.main-nav {
    display: flex;
    align-items: center;
}

.nav-list {
    display: flex;
    gap: var(--spacing-md);
}

.nav-link {
    text-transform: uppercase;
    font-size: 1.6rem;
    font-weight: 500;
    letter-spacing: 0.1rem;
    padding: var(--spacing-xs) 0;
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: var(--color-gold);
    transform: scaleX(0);
    transform-origin: center;
    transition: transform var(--transition-normal);
}

.nav-link:hover, .nav-link:focus, .nav-link.active {
    color: var(--color-gold);
}

.nav-link:hover::after, .nav-link:focus::after, .nav-link.active::after {
    transform: scaleX(1);
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 3rem;
    height: 2.4rem;
}

.mobile-menu-toggle span {
    width: 100%;
    height: 2px;
    background-color: var(--color-off-white);
    transition: all var(--transition-normal);
}

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

.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: var(--spacing-xl) 0;
    background-color: var(--color-deep-blue);
    color: var(--color-off-white);
    position: relative;
    overflow: hidden;
}

.geometric-pattern {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(to right, var(--color-gold-20) 1px, transparent 1px),
        linear-gradient(to bottom, var(--color-gold-20) 1px, transparent 1px);
    background-size: 20px 20px;
    opacity: 0.2;
    z-index: var(--z-negative);
}

.geometric-pattern::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(45deg, var(--color-gold-20) 25%, transparent 25%),
        linear-gradient(-45deg, var(--color-gold-20) 25%, transparent 25%);
    background-size: 100px 100px;
    opacity: 0.1;
}

.hero-content {
    max-width: 70rem;
}

.hero-name {
    font-size: 6.4rem;
    margin-bottom: var(--spacing-xs);
    opacity: 0;
    transform: translateY(30px);
    animation: fadeUp var(--transition-very-slow) forwards 0.2s;
}

.hero-title {
    font-size: 2.4rem;
    font-family: var(--font-secondary);
    font-weight: 500;
    margin-bottom: var(--spacing-sm);
    opacity: 0;
    transform: translateY(30px);
    animation: fadeUp var(--transition-very-slow) forwards 0.4s;
}

.hero-tagline {
    font-size: 1.8rem;
    margin-bottom: var(--spacing-md);
    opacity: 0;
    transform: translateY(30px);
    animation: fadeUp var(--transition-very-slow) forwards 0.6s;
}

.hero-cta {
    display: flex;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
    opacity: 0;
    transform: translateY(30px);
    animation: fadeUp var(--transition-very-slow) forwards 0.8s;
}

.hero-section .social-links {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeUp var(--transition-very-slow) forwards 1s;
}

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

.about-section {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-off-white);
}

.about-content {
    display: grid;
    grid-template-columns: 3fr 7fr;
    gap: var(--spacing-lg);
    align-items: start;
}

.about-image {
    position: relative;
}

.image-container {
    position: relative;
    padding-bottom: 125%; /* 4:5 aspect ratio */
    overflow: hidden;
}

.profile-image {
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

/* Keep the placeholder as a fallback */
.profile-placeholder {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--color-deep-blue-light);
    display: flex;
    align-items: center;
    justify-content: center;
}

.profile-placeholder::after {
    content: 'MR';
    font-family: var(--font-primary);
    font-size: 6rem;
    color: var(--color-gold);
}

.about-quote {
    font-family: var(--font-primary);
    font-style: italic;
    font-size: 2rem;
    line-height: 1.6;
    color: var(--color-deep-blue);
    border-left: 3px solid var(--color-gold);
    padding-left: var(--spacing-md);
    margin: var(--spacing-md) 0;
}

.about-attributes {
    margin-top: var(--spacing-md);
    padding-left: var(--spacing-sm);
}

.about-attributes li {
    position: relative;
    padding-left: var(--spacing-md);
    margin-bottom: var(--spacing-xs);
}

.about-attributes li::before {
    content: '';
    position: absolute;
    top: 1rem;
    left: 0;
    width: 1rem;
    height: 1rem;
    background-color: var(--color-gold);
}

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

.skills-section {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-deep-blue);
    color: var(--color-off-white);
    position: relative;
    overflow: hidden;
}

.skills-section .geometric-pattern {
    opacity: 0.05;
}

.skills-section .section-title,
.skills-section .section-intro {
    color: var(--color-off-white);
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
}

.skill-category {
    width: 100%;
}

.category-title {
    font-family: var(--font-secondary);
    font-size: 2.4rem;
    text-transform: uppercase;
    letter-spacing: 0.1rem;
    margin-bottom: var(--spacing-md);
    color: var(--color-gold);
}

.skill-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    width: 100%;
}

.skill-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.skill-name {
    font-size: 1.6rem;
    flex: 1;
}

.skill-rating {
    display: flex;
    gap: 4px;
    width: 110px; /* Fixed width for all rating containers */
    justify-content: flex-end;
}

.star {
    position: relative;
    width: 2rem;
    height: 2rem;
}

.star::before {
    content: '★';
    position: absolute;
    top: 0;
    left: 0;
    color: rgba(255, 255, 255, 0.2);
    font-size: 2rem;
}

.star.filled::before {
    color: var(--color-gold);
}

/* ===== Experience Section ===== */

.experience-section {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-off-white);
}

.experience-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.experience-card {
    padding: var(--spacing-md);
    background-color: var(--color-off-white);
    border: 1px solid var(--color-deep-blue-fog);
    border-left: 3px solid var(--color-gold);
    box-shadow: var(--shadow-subtle);
    transition: all var(--transition-normal);
    height: 100%;
    display: flex;
    flex-direction: column;
    position: relative;
    overflow: hidden;
}

.company-logo {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    width: 6rem;
    height: 6rem;
    opacity: 0.5;
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
}

.experience-card:hover .company-logo {
    opacity: 0.95;
}

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

.experience-card.current-position {
    border-left: 5px solid var(--color-gold);
    box-shadow: var(--shadow-elevated);
    position: relative;
}

.experience-card.current-position .company-logo {
    opacity: 0.75;
}

.experience-card.current-position:hover .company-logo {
    opacity: 0.95;
}

.experience-card.current-position::before {
    content: 'Current';
    position: absolute;
    top: -0rem;
    left: 2rem;
    background-color: var(--color-gold);
    color: var(--color-deep-blue);
    font-size: 1.2rem;
    font-weight: 500;
    padding: 0.3rem 1rem;
    text-transform: uppercase;
    letter-spacing: 0.1rem;
    z-index: 1;
}

.position-title {
    font-size: 2.4rem;
    margin-bottom: var(--spacing-xs);
}

.company-info {
    font-size: 1.8rem;
    margin-bottom: var(--spacing-xs);
}

.position-meta {
    font-size: 1.6rem;
    font-style: italic;
    color: #666;
    margin-bottom: var(--spacing-sm);
}

.position-note {
    display: block;
    font-size: 1.4rem;
    margin-top: var(--spacing-xs);
    color: var(--color-deep-blue);
}

.current-position .position-meta {
    color: var(--color-deep-blue);
}

.current-position .position-period {
    font-weight: 500;
}

.position-responsibilities {
    padding-left: var(--spacing-sm);
}

.position-responsibilities li {
    position: relative;
    padding-left: var(--spacing-sm);
    margin-bottom: var(--spacing-xs);
}

.position-responsibilities li::before {
    content: '';
    position: absolute;
    top: 1rem;
    left: 0;
    width: 0.6rem;
    height: 0.6rem;
    background-color: var(--color-gold);
}

/* ===== Education Section ===== */

.education-section {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-deep-blue);
    color: var(--color-off-white);
    position: relative;
    overflow: hidden;
}

.education-section .geometric-pattern {
    opacity: 0.05;
}

.education-section .section-title {
    color: var(--color-off-white);
}

.education-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
}

.education-card {
    background-color: var(--color-off-white);
    color: var(--color-deep-blue);
    padding: var(--spacing-md);
    box-shadow: var(--shadow-subtle);
    transition: all var(--transition-normal);
    height: 100%;
    display: flex;
    flex-direction: column;
}

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

.education-logo {
    width: 6rem;
    height: 6rem;
    background-color: var(--color-deep-blue);
    margin-bottom: var(--spacing-sm);
    display: flex;
    align-items: center;
    justify-content: center;
}

.education-logo::after {
    content: '';
    width: 60%;
    height: 60%;
    background-color: var(--color-gold);
    mask: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path d="M12 3L1 9l11 6 9-4.91V17h2V9L12 3z"/><path d="M5 13.18v4L12 21l7-3.82v-4L12 17l-7-3.82z"/></svg>') no-repeat center / contain;
    -webkit-mask: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path d="M12 3L1 9l11 6 9-4.91V17h2V9L12 3z"/><path d="M5 13.18v4L12 21l7-3.82v-4L12 17l-7-3.82z"/></svg>') no-repeat center / contain;
}

.education-title {
    font-size: 2rem;
    margin-bottom: var(--spacing-xs);
}

.education-institution {
    font-size: 1.6rem;
    font-weight: 500;
    margin-bottom: var(--spacing-xs);
}

.education-period, .education-location, .education-detail {
    font-size: 1.4rem;
    color: #666;
    margin-bottom: var(--spacing-xs);
}

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

.projects-section {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-off-white);
}

.project-filters {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
    justify-content: center;
}

.filter-btn {
    padding: 0.8rem 1.6rem;
    font-size: 1.4rem;
    text-transform: uppercase;
    letter-spacing: 0.1rem;
    color: var(--color-deep-blue);
    background-color: transparent;
    border: 1px solid var(--color-deep-blue);
    transition: all var(--transition-normal);
    cursor: pointer;
    margin-bottom: 0.5rem;
    width: auto; /* Ensure buttons only take up the space they need */
    min-width: 80px; /* Add a minimum width for consistency */
    display: inline-block;
    text-align: center;
}

.filter-btn:hover, .filter-btn:focus, .filter-btn.active {
    color: var(--color-off-white);
    background-color: var(--color-deep-blue);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    transition: min-height var(--transition-normal);
    align-items: start; /* Ensure grid items align to the top */
    grid-auto-rows: min-content; /* Ensure rows only take the space they need */
}

/* When few cards are visible, prevent them from stretching vertically */
.projects-grid.few-cards {
    /* Add vertical spacing between cards that mimics normal layout */
    grid-row-gap: var(--spacing-lg);
}

.project-card {
    background-color: var(--color-off-white);
    box-shadow: var(--shadow-subtle);
    transition: all var(--transition-normal);
    overflow: hidden;
    opacity: 1;
    transform: translateY(0);
    height: auto;
    display: flex;
    flex-direction: column;
    align-self: start; /* Prevent stretching by default */
}

.project-card.hidden {
    opacity: 0;
    transform: translateY(20px);
}

.project-card:hover {
    transform: scale(1.03);
    box-shadow: var(--shadow-elevated);
}

.project-image {
    width: 100%;
    background-color: var(--color-deep-blue-light);
    position: relative;
    overflow: hidden;
}

.project-image::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--color-gold-20), transparent 70%);
}

.project-title {
    font-size: 2rem;
    padding: var(--spacing-sm) var(--spacing-sm) var(--spacing-xs);
    margin-bottom: var(--spacing-xs);
}

/* Project intro preview under title */
.project-intro {
    padding: 0 var(--spacing-sm) var(--spacing-sm);
    color: var(--color-deep-blue-dark);
    font-size: 1.4rem;
    line-height: 1.5;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.project-intro p {
    margin: 0;
}

.project-technologies {
    padding: 0 var(--spacing-sm) var(--spacing-sm);
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
}

.tech-tag {
    font-size: 1.2rem;
    padding: 0.4rem 0.8rem;
    background-color: var(--color-deep-blue);
    color: var(--color-off-white);
}

.view-project {
    margin: 0 var(--spacing-sm) var(--spacing-sm);
    max-width: fit-content;
}

.load-more-btn {
    display: block;
    margin: 0 auto;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.load-more-btn:hover, .load-more-btn:focus {
    transform: translateY(-3px);
    box-shadow: var(--shadow-elevated);
}

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

.contact-section {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-deep-blue);
    color: var(--color-off-white);
    position: relative;
    overflow: hidden;
}

.contact-section .geometric-pattern {
    opacity: 0.05;
}

.contact-section .section-title,
.contact-section .section-intro {
    color: var(--color-off-white);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.form-group {
    position: relative;
}

.form-group label {
    position: absolute;
    top: 1.2rem;
    left: 1.2rem;
    font-size: 1.6rem;
    color: var(--color-deep-blue);
    transition: all var(--transition-normal);
    pointer-events: none;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1.2rem;
    background-color: var(--color-off-white);
    border: 1px solid transparent;
    transition: all var(--transition-normal);
    color: var(--color-deep-blue);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group input:not(:placeholder-shown),
.form-group textarea:not(:placeholder-shown) {
    border-color: var(--color-gold);
    outline: none;
}

.form-group input:focus + label,
.form-group textarea:focus + label,
.form-group input:not(:placeholder-shown) + label,
.form-group textarea:not(:placeholder-shown) + label {
    transform: translateY(-3.6rem);
    font-size: 1.2rem;
    color: var(--color-gold);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: transparent;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.contact-info .social-links {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.location-info h3 {
    font-size: 1.8rem;
    font-family: var(--font-secondary);
    margin-bottom: var(--spacing-xs);
    color: var(--color-gold);
}

.location-info p {
    font-size: 1.6rem;
}

/* ===== Project Modal ===== */

.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--color-deep-blue-80);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: var(--z-modal);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
}

.modal.active {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    position: relative;
    width: 90%;
    max-width: 80rem;
    max-height: 90vh;
    background-color: var(--color-off-white);
    padding: var(--spacing-lg);
    overflow-y: auto;
    transform: translateY(50px);
    transition: all var(--transition-slow);
}

.modal.active .modal-content {
    transform: translateY(0);
}

.modal-close {
    position: absolute;
    top: var(--spacing-sm);
    right: var(--spacing-sm);
    font-size: 3rem;
    line-height: 1;
    color: var(--color-deep-blue);
    transition: all var(--transition-normal);
}

.modal-close:hover {
    color: var(--color-gold);
    transform: rotate(90deg);
}

.modal-body h2 {
    font-size: 3.6rem;
    margin-bottom: var(--spacing-md);
    color: var(--color-deep-blue);
}

.modal-body h3 {
    font-size: 2.4rem;
    margin: var(--spacing-md) 0 var(--spacing-sm);
    color: var(--color-deep-blue);
}

.modal-body p {
    margin-bottom: var(--spacing-sm);
    font-size: 1.4rem;
}

.modal-body .project-image {
    margin-bottom: var(--spacing-md);
}

.modal-body .tech-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    margin: var(--spacing-sm) 0 var(--spacing-sm);
}

/* Modal content structure: intro above carousel; detailed sections below */
.modal-intro {
    margin-bottom: var(--spacing-md);
}

.modal-sections {
    margin-top: var(--spacing-md);
}

.modal-section-body ul {
    list-style: disc;
    padding-left: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
}

.modal-section-body ol {
    list-style: decimal;
    padding-left: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
}

.modal-section-body li {
    margin-bottom: 0.6rem;
}

.modal-navigation {
    display: flex;
    justify-content: space-between;
    margin-top: var(--spacing-lg);
}

/* ===== Simple Carousel inside Modal ===== */
.carousel {
    position: relative;
    overflow: hidden;
    width: 100%;
    margin: var(--spacing-md) 0;
    background: var(--color-deep-blue-fog);
}

.carousel-track {
    display: flex;
    transition: transform var(--transition-slow);
    will-change: transform;
}

.carousel-item {
    min-width: 100%;
    box-sizing: border-box;
}

.carousel-item img {
    display: block;
    width: 100%;
    height: auto;
    object-fit: contain;
}

.carousel-control {
    position: absolute;
    top: 200px; /* keep controls at consistent click height */
    transform: translateY(0);
    background: rgba(0,0,0,0.4);
    color: #fff;
    border: none;
    font-size: 2.4rem;
    line-height: 1;
    padding: 0.4rem 0.8rem;
    cursor: pointer;
    z-index: 2;
}

.carousel-control.prev { left: 0.6rem; }
.carousel-control.next { right: 0.6rem; }

.carousel-dots {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    gap: 0.6rem;
    justify-content: center;
    padding: 0 0 var(--spacing-sm);
}

.carousel-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: rgba(0,0,0,0.2);
    border: none;
    cursor: pointer;
}

.carousel-dot.active {
    background: var(--color-gold);
}

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

.site-footer {
    padding: var(--spacing-lg) 0 var(--spacing-md);
    background-color: var(--color-deep-blue);
    color: var(--color-off-white);
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 2fr 1fr;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.footer-logo {
    font-family: var(--font-primary);
    font-size: 2.4rem;
    font-weight: 700;
}

.footer-title {
    font-size: 1.6rem;
    color: var(--color-gold);
    margin-top: var(--spacing-xs);
}

.footer-nav ul {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-sm);
}

.footer-nav a {
    font-size: 1.4rem;
    opacity: 0.8;
    transition: all var(--transition-normal);
}

.footer-nav a:hover, .footer-nav a:focus {
    color: var(--color-gold);
    opacity: 1;
}

.footer-social {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: flex-end;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(235, 231, 225, 0.1);
    font-size: 1.4rem;
}

.last-update {
    color: var(--color-gold);
}

/* ===== Back to Top Button ===== */

.back-to-top {
    position: fixed;
    bottom: 3rem;
    right: 3rem;
    width: 5rem;
    height: 5rem;
    background-color: var(--color-gold);
    color: var(--color-deep-blue);
    border-radius: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all var(--transition-normal);
    z-index: var(--z-sticky);
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top svg {
    width: 2.4rem;
    height: 2.4rem;
}

.back-to-top:hover {
    background-color: var(--color-gold-dark);
    transform: translateY(-5px);
}