/**
 * Trevaloniva CrossFit - Main Stylesheet
 * 
 * This file contains all the styles for the Trevaloniva CrossFit website.
 * It follows a mobile-first approach and uses BEM methodology for class naming.
 */

/* --------------------------------
   Table of Contents:
   
   1. CSS Variables (Custom Properties)
   2. Base Styles & Reset
   3. Typography
   4. Layout & Grid
   5. Accessibility
   6. Header & Navigation
   7. Hero Section
   8. Sections & Components
   9. Cards
   10. Testimonials
   11. Gallery
   12. Contact Form
   13. Footer
   14. Buttons & UI Elements
   15. Animation & Transitions
   16. Media Queries
   -------------------------------- */

/* --------------------------------
   1. CSS Variables (Custom Properties)
   -------------------------------- */
:root {
    /* Colors */
    --color-background: #1C2526;
    --color-background-alt: #243032;
    --color-primary: #FF4C4C;
    --color-primary-dark: #E43939;
    --color-secondary: #FFD700;
    --color-secondary-dark: #E6C300;
    --color-text: #FFFFFF;
    --color-text-muted: rgba(255, 255, 255, 0.7);
    --color-border: rgba(255, 255, 255, 0.1);
    --color-error: #FF4C4C;
    --color-success: #4CAF50;
    
    /* Typography */
    --font-body: 'Roboto', sans-serif;
    --font-heading: 'Bebas Neue', sans-serif;
    --font-size-base: 1rem;
    --font-size-sm: 0.875rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.5rem;
    --font-size-2xl: 2rem;
    --font-size-3xl: 2.5rem;
    --font-size-4xl: 3rem;
    --line-height-tight: 1.2;
    --line-height-normal: 1.5;
    --line-height-loose: 1.8;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    --spacing-4xl: 6rem;
    
    /* Sizing */
    --container-width: 1280px;
    --container-padding: 1.5rem;
    --border-radius: 0;
    --border-radius-sm: 2px;
    
    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.5);
    --shadow-lg: 0 8px 16px rgba(0, 0, 0, 0.7);
    --shadow-inner: inset 0 2px 4px rgba(0, 0, 0, 0.3);
    
    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Z-index layers */
    --z-index-dropdown: 1000;
    --z-index-sticky: 1020;
    --z-index-fixed: 1030;
    --z-index-modal: 1040;
    --z-index-popover: 1050;
    --z-index-tooltip: 1060;
    
    /* Breakpoints */
    --breakpoint-sm: 576px;
    --breakpoint-md: 768px;
    --breakpoint-lg: 992px;
    --breakpoint-xl: 1200px;
}

/* --------------------------------
   2. Base Styles & Reset
   -------------------------------- */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }
}

body {
    background-color: var(--color-background);
    color: var(--color-text);
    font-family: var(--font-body);
    font-size: var(--font-size-base);
    line-height: var(--line-height-normal);
    overflow-x: hidden;
}

img,
svg {
    display: block;
    height: auto;
    max-width: 100%;
}

ul,
ol {
    list-style: none;
}

a {
    color: inherit;
    text-decoration: none;
    transition: color var(--transition-normal);
}

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

button,
input,
textarea,
select {
    font: inherit;
}

button {
    background: none;
    border: none;
    color: inherit;
    cursor: pointer;
}

input,
textarea {
    background-color: transparent;
    border: 1px solid var(--color-border);
}

/* --------------------------------
   3. Typography
   -------------------------------- */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-heading);
    font-weight: normal;
    line-height: var(--line-height-tight);
    margin-bottom: var(--spacing-md);
    text-transform: uppercase;
}

h1,
.h1 {
    font-size: var(--font-size-3xl);
}

h2,
.h2 {
    font-size: var(--font-size-2xl);
}

h3,
.h3 {
    font-size: var(--font-size-xl);
}

p {
    margin-bottom: var(--spacing-md);
}

.text-center {
    text-align: center;
}

.text-uppercase {
    text-transform: uppercase;
}

/* --------------------------------
   4. Layout & Grid
   -------------------------------- */
.container {
    margin-left: auto;
    margin-right: auto;
    max-width: var(--container-width);
    padding-left: var(--container-padding);
    padding-right: var(--container-padding);
    width: 100%;
}

.section {
    padding: var(--spacing-3xl) 0;
}

.section-header {
    margin-bottom: var(--spacing-2xl);
    position: relative;
    text-align: center;
}

.section-title {
    display: inline-block;
    font-size: var(--font-size-2xl);
    margin-bottom: var(--spacing-md);
    position: relative;
}

.section-line {
    background-color: var(--color-primary);
    height: 3px;
    margin: 0 auto;
    width: 80px;
}

/* --------------------------------
   5. Accessibility
   -------------------------------- */
.sr-only {
    border: 0;
    clip: rect(0, 0, 0, 0);
    height: 1px;
    margin: -1px;
    overflow: hidden;
    padding: 0;
    position: absolute;
    white-space: nowrap;
    width: 1px;
}

.skip-link {
    background-color: var(--color-primary);
    color: var(--color-text);
    left: 0;
    padding: var(--spacing-md);
    position: absolute;
    top: -100px;
    transition: top var(--transition-normal);
    z-index: var(--z-index-tooltip);
}

.skip-link:focus {
    outline: 2px solid var(--color-secondary);
    top: 0;
}

/* Focus styles */
a:focus,
button:focus,
input:focus,
textarea:focus,
select:focus,
[tabindex]:focus {
    outline: 2px solid var(--color-secondary);
    outline-offset: 2px;
}

/* --------------------------------
   6. Header & Navigation
   -------------------------------- */
.header {
    background-color: rgba(28, 37, 38, 0.95);
    left: 0;
    position: fixed;
    right: 0;
    top: 0;
    transition: transform var(--transition-normal);
    z-index: var(--z-index-fixed);
}

.header--hidden {
    transform: translateY(-100%);
}

.header__container {
    align-items: center;
    display: flex;
    height: 80px;
    justify-content: space-between;
    padding: 0 var(--container-padding);
}

.logo {
    display: block;
    height: 40px;
    width: auto;
    z-index: var(--z-index-sticky);
}

.logo img {
    height: 100%;
    width: auto;
}

.nav-toggle {
    display: block;
    height: 24px;
    position: relative;
    width: 30px;
    z-index: var(--z-index-sticky);
}

.nav-toggle__icon,
.nav-toggle__icon::before,
.nav-toggle__icon::after {
    background-color: var(--color-text);
    border-radius: 1px;
    content: '';
    height: 2px;
    left: 0;
    position: absolute;
    transition: all var(--transition-normal);
    width: 100%;
}

.nav-toggle__icon {
    top: 50%;
    transform: translateY(-50%);
}

.nav-toggle__icon::before {
    top: -8px;
}

.nav-toggle__icon::after {
    bottom: -8px;
}

.nav-toggle[aria-expanded="true"] .nav-toggle__icon {
    background-color: transparent;
}

.nav-toggle[aria-expanded="true"] .nav-toggle__icon::before {
    top: 0;
    transform: rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle__icon::after {
    bottom: 0;
    transform: rotate(-45deg);
}

.nav {
    background-color: var(--color-background);
    height: 100vh;
    left: 0;
    opacity: 0;
    padding-top: 80px;
    position: fixed;
    right: 0;
    top: 0;
    transform: translateY(-100%);
    transition: transform var(--transition-normal), opacity var(--transition-normal);
}

.nav--active {
    opacity: 1;
    transform: translateY(0);
}

.nav__list {
    display: flex;
    flex-direction: column;
    padding: var(--spacing-xl);
}

.nav__item {
    margin-bottom: var(--spacing-lg);
}

.nav__link {
    display: block;
    font-family: var(--font-heading);
    font-size: var(--font-size-xl);
    position: relative;
    text-transform: uppercase;
    transition: color var(--transition-normal);
}

.nav__link::after {
    background-color: var(--color-primary);
    bottom: -5px;
    content: '';
    height: 2px;
    left: 0;
    position: absolute;
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-normal);
    width: 100%;
}

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

.nav__link--active {
    color: var(--color-primary);
}

/* --------------------------------
   7. Hero Section
   -------------------------------- */
.hero {
    height: 100vh;
    min-height: 600px;
    position: relative;
    width: 100%;
}

.hero__image {
    height: 100%;
    left: 0;
    position: absolute;
    top: 0;
    width: 100%;
    z-index: -1;
}

.hero__image::after {
    background: linear-gradient(to bottom, rgba(28, 37, 38, 0.7), rgba(28, 37, 38, 0.9));
    content: '';
    height: 100%;
    left: 0;
    position: absolute;
    top: 0;
    width: 100%;
}

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

.hero__content {
    align-items: center;
    display: flex;
    flex-direction: column;
    height: 100%;
    justify-content: center;
    padding: var(--spacing-xl);
    text-align: center;
}

.hero__title {
    font-size: var(--font-size-3xl);
    margin-bottom: var(--spacing-md);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
}

.hero__slogan {
    color: var(--color-secondary);
    font-family: var(--font-heading);
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-xl);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
}

/* --------------------------------
   8. Sections & Components
   -------------------------------- */
/* About Section */
.about {
    background-color: var(--color-background-alt);
    padding: var(--spacing-3xl) 0;
}

.about__content {
    align-items: center;
    display: grid;
    gap: var(--spacing-xl);
    grid-template-columns: 1fr;
}

.about__text {
    display: flex;
    flex-direction: column;
}

.about__text p {
    margin-bottom: var(--spacing-md);
}

.about__text .button {
    align-self: flex-start;
    margin-top: var(--spacing-md);
}

.about__image {
    border: 3px solid var(--color-primary);
    box-shadow: var(--shadow-md);
    position: relative;
}

.about__image::before {
    background-color: var(--color-secondary);
    bottom: -15px;
    content: '';
    height: 100%;
    left: -15px;
    position: absolute;
    width: 100%;
    z-index: -1;
}

.about__image img {
    display: block;
    height: 100%;
    object-fit: cover;
    width: 100%;
}

/* Community Section */
.community {
    padding: var(--spacing-3xl) 0;
}

.zigzag {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-2xl);
}

.zigzag__item {
    display: grid;
    gap: var(--spacing-xl);
    grid-template-columns: 1fr;
}

.zigzag__content {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.zigzag__title {
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
}

.zigzag__image {
    border: 3px solid var(--color-primary);
    box-shadow: var(--shadow-md);
    overflow: hidden;
}

.zigzag__image img {
    display: block;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-normal);
    width: 100%;
}

.zigzag__image:hover img {
    transform: scale(1.05);
}

/* Features Section */
.features {
    background-color: var(--color-background-alt);
    padding: var(--spacing-3xl) 0;
}

.cards {
    display: grid;
    gap: var(--spacing-xl);
    grid-template-columns: 1fr;
}

/* Gallery Section */
.gallery {
    padding: var(--spacing-3xl) 0;
}

.masonry {
    display: grid;
    gap: var(--spacing-md);
    grid-template-columns: 1fr;
}

.masonry__item {
    border: 3px solid var(--color-primary);
    box-shadow: var(--shadow-md);
    overflow: hidden;
    position: relative;
}

.masonry__item img {
    display: block;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-normal);
    width: 100%;
}

.masonry__item:hover img {
    transform: scale(1.05);
}

/* Testimonials Section */
.testimonials {
    background-color: var(--color-background-alt);
    padding: var(--spacing-3xl) 0;
}

/* Slogan Section */
.slogan {
    background-color: var(--color-primary);
    padding: var(--spacing-2xl) 0;
    text-align: center;
}

.slogan__text {
    color: var(--color-text);
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-lg);
}

/* Contact Section */
.contact {
    padding: var(--spacing-3xl) 0;
}

.contact__content {
    display: grid;
    gap: var(--spacing-2xl);
    grid-template-columns: 1fr;
}

.contact__info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
}

.contact__item {
    align-items: flex-start;
    display: flex;
    gap: var(--spacing-md);
}

.contact__icon {
    background-color: var(--color-primary);
    border-radius: 50%;
    color: var(--color-text);
    display: flex;
    flex-shrink: 0;
    font-size: var(--font-size-lg);
    height: 50px;
    justify-content: center;
    width: 50px;
}

.contact__icon i {
    align-self: center;
}

.contact__text {
    flex-grow: 1;
}

.contact__title {
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.contact__social {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.contact__social-link {
    align-items: center;
    background-color: var(--color-background-alt);
    border-radius: 50%;
    display: flex;
    font-size: var(--font-size-lg);
    height: 40px;
    justify-content: center;
    transition: background-color var(--transition-normal), color var(--transition-normal);
    width: 40px;
}

.contact__social-link:hover,
.contact__social-link:focus {
    background-color: var(--color-primary);
    color: var(--color-text);
}

/* Page Header */
.page-header {
    align-items: center;
    background-color: var(--color-background-alt);
    display: flex;
    margin-top: 80px;
    min-height: 200px;
    padding: var(--spacing-2xl) 0;
    text-align: center;
}

.page-title {
    color: var(--color-text);
    font-size: var(--font-size-3xl);
}

/* Page Content */
.page-content {
    padding: var(--spacing-2xl) 0;
}

.legal-content {
    margin: 0 auto;
    max-width: 800px;
}

.last-updated {
    color: var(--color-text-muted);
    font-style: italic;
    margin-bottom: var(--spacing-xl);
    text-align: right;
}

.legal-content h2 {
    border-bottom: 1px solid var(--color-border);
    color: var(--color-primary);
    margin-top: var(--spacing-2xl);
    padding-bottom: var(--spacing-sm);
}

.legal-content h3 {
    color: var(--color-secondary);
    margin-top: var(--spacing-xl);
}

.legal-content ul,
.legal-content ol {
    list-style-position: inside;
    margin-bottom: var(--spacing-lg);
    padding-left: var(--spacing-md);
}

.legal-content ul {
    list-style-type: disc;
}

.legal-content ol {
    list-style-type: decimal;
}

.legal-content li {
    margin-bottom: var(--spacing-sm);
}

/* Success Page */
.success {
    align-items: center;
    display: flex;
    margin-top: 80px;
    min-height: calc(100vh - 80px - 400px);
    padding: var(--spacing-3xl) 0;
}

.success__content {
    background-color: var(--color-background-alt);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
    margin: 0 auto;
    max-width: 600px;
    padding: var(--spacing-2xl);
    text-align: center;
}

.success__icon {
    color: var(--color-success);
    font-size: 64px;
    margin-bottom: var(--spacing-lg);
}

.success__title {
    color: var(--color-success);
    margin-bottom: var(--spacing-lg);
}

.success__message {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-xl);
}

.success__timer {
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-xl);
}

.success__actions {
    margin-top: var(--spacing-xl);
}

/* --------------------------------
   9. Cards
   -------------------------------- */
.card {
    background-color: var(--color-background);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-md);
    display: flex;
    flex-direction: column;
    padding: var(--spacing-xl);
    text-align: center;
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

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

.card__icon {
    color: var(--color-primary);
    font-size: 48px;
    margin-bottom: var(--spacing-lg);
}

.card__title {
    color: var(--color-secondary);
    margin-bottom: var(--spacing-md);
}

.card__text {
    flex-grow: 1;
}

/* --------------------------------
   10. Testimonials
   -------------------------------- */
.testimonials__slider {
    margin-bottom: var(--spacing-lg);
    position: relative;
}

.testimonial {
    display: none;
    padding: var(--spacing-md);
}

.testimonial--active {
    display: block;
}

.testimonial__content {
    background-color: var(--color-background);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-md);
    padding: var(--spacing-xl);
    position: relative;
    text-align: center;
}

.testimonial__content::before {
    border-color: transparent transparent var(--color-background) transparent;
    border-style: solid;
    border-width: 0 15px 15px 15px;
    content: '';
    height: 0;
    left: 50%;
    position: absolute;
    top: -15px;
    transform: translateX(-50%);
    width: 0;
}

.testimonial__text {
    font-style: italic;
    margin-bottom: var(--spacing-lg);
}

.testimonial__author {
    color: var(--color-primary);
    font-weight: bold;
}

.testimonials__controls {
    align-items: center;
    display: flex;
    justify-content: center;
    margin-top: var(--spacing-lg);
}

.testimonials__button {
    align-items: center;
    background-color: var(--color-background);
    border: 1px solid var(--color-border);
    border-radius: 50%;
    color: var(--color-text);
    display: flex;
    font-size: var(--font-size-sm);
    height: 40px;
    justify-content: center;
    transition: background-color var(--transition-normal), color var(--transition-normal);
    width: 40px;
}

.testimonials__button:hover,
.testimonials__button:focus {
    background-color: var(--color-primary);
    color: var(--color-text);
}

.testimonials__dots {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    margin: 0 var(--spacing-md);
}

.testimonials__dot {
    background-color: var(--color-background);
    border: 1px solid var(--color-border);
    border-radius: 50%;
    height: 12px;
    transition: background-color var(--transition-normal);
    width: 12px;
}

.testimonials__dot--active,
.testimonials__dot:hover,
.testimonials__dot:focus {
    background-color: var(--color-primary);
}

/* --------------------------------
   11. Gallery
   -------------------------------- */
/* Styles for the gallery are included in the Masonry section above */

/* --------------------------------
   12. Contact Form
   -------------------------------- */
.contact__form-container {
    background-color: var(--color-background-alt);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-md);
    padding: var(--spacing-xl);
}

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

.form-group {
    display: flex;
    flex-direction: column;
    margin-bottom: var(--spacing-md);
}

.form-label {
    font-weight: bold;
    margin-bottom: var(--spacing-sm);
}

.form-input {
    background-color: var(--color-background);
    border: 1px solid var(--color-border);
    color: var(--color-text);
    padding: var(--spacing-md);
}

.form-input:focus {
    border-color: var(--color-primary);
    outline: none;
}

.form-textarea {
    height: 150px;
    resize: vertical;
}

.form-error {
    color: var(--color-error);
    font-size: var(--font-size-sm);
    margin-top: var(--spacing-sm);
}

/* --------------------------------
   13. Footer
   -------------------------------- */
.footer {
    background-color: var(--color-background-alt);
    padding-bottom: var(--spacing-xl);
    padding-top: var(--spacing-3xl);
}

.footer__content {
    display: grid;
    gap: var(--spacing-xl);
    grid-template-columns: 1fr;
    margin-bottom: var(--spacing-xl);
}

.logo--footer {
    height: 30px;
    margin-bottom: var(--spacing-md);
}

.footer__slogan {
    color: var(--color-primary);
    font-family: var(--font-heading);
    margin-bottom: var(--spacing-md);
}

.footer__address,
.footer__contact {
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-md);
}

.footer__title {
    color: var(--color-secondary);
    margin-bottom: var(--spacing-md);
}

.footer__list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.footer__list a {
    color: var(--color-text-muted);
}

.footer__list a:hover,
.footer__list a:focus,
.footer__list a.active {
    color: var(--color-primary);
}

.footer__bottom {
    border-top: 1px solid var(--color-border);
    margin-top: var(--spacing-xl);
    padding-top: var(--spacing-lg);
    text-align: center;
}

.footer__copyright {
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);
}

.back-to-top {
    align-items: center;
    background-color: var(--color-primary);
    border-radius: 50%;
    bottom: 30px;
    box-shadow: var(--shadow-md);
    color: var(--color-text);
    display: flex;
    height: 50px;
    justify-content: center;
    opacity: 0;
    position: fixed;
    right: 30px;
    transition: opacity var(--transition-normal), background-color var(--transition-normal);
    visibility: hidden;
    width: 50px;
    z-index: var(--z-index-fixed);
}

.back-to-top--visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover,
.back-to-top:focus {
    background-color: var(--color-primary-dark);
    color: var(--color-text);
}

/* --------------------------------
   14. Buttons & UI Elements
   -------------------------------- */
.button {
    align-items: center;
    border: none;
    cursor: pointer;
    display: inline-flex;
    font-family: var(--font-heading);
    font-size: var(--font-size-base);
    justify-content: center;
    padding: var(--spacing-md) var(--spacing-xl);
    position: relative;
    text-transform: uppercase;
    transition: background-color var(--transition-normal), color var(--transition-normal), transform var(--transition-fast);
}

.button:hover,
.button:focus {
    transform: translateY(-2px);
}

.button:active {
    transform: translateY(0);
}

.button--primary {
    background-color: var(--color-primary);
    color: var(--color-text);
}

.button--primary:hover,
.button--primary:focus {
    background-color: var(--color-primary-dark);
    color: var(--color-text);
}

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

.button--secondary:hover,
.button--secondary:focus {
    background-color: var(--color-primary);
    color: var(--color-text);
}

.button--accent {
    background-color: var(--color-secondary);
    color: var(--color-background);
}

.button--accent:hover,
.button--accent:focus {
    background-color: var(--color-secondary-dark);
    color: var(--color-background);
}

.button--full {
    width: 100%;
}

/* --------------------------------
   15. Animation & Transitions
   -------------------------------- */
/* Animation for section headers, cards, and other elements */
.section-header,
.card,
.about__content,
.zigzag__item,
.masonry__item {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.section-header.animate,
.card.animate,
.about__content.animate,
.zigzag__item.animate,
.masonry__item.animate {
    opacity: 1;
    transform: translateY(0);
}

/* Animation delay for cards */
.cards .card:nth-child(2) {
    transition-delay: 0.1s;
}

.cards .card:nth-child(3) {
    transition-delay: 0.2s;
}

.cards .card:nth-child(4) {
    transition-delay: 0.3s;
}

/* Animation delay for masonry items */
.masonry .masonry__item:nth-child(2) {
    transition-delay: 0.1s;
}

.masonry .masonry__item:nth-child(3) {
    transition-delay: 0.2s;
}

.masonry .masonry__item:nth-child(4) {
    transition-delay: 0.3s;
}

/* Animation for zigzag items */
.zigzag__item:nth-child(even) {
    transform: translateX(20px);
}

.zigzag__item:nth-child(odd) {
    transform: translateX(-20px);
}

.zigzag__item.animate {
    transform: translateX(0);
}

/* --------------------------------
   16. Media Queries
   -------------------------------- */
/* Small devices (landscape phones, 576px and up) */
@media (min-width: 576px) {
    :root {
        --container-padding: 2rem;
    }
    
    h1,
    .h1 {
        font-size: var(--font-size-4xl);
    }
    
    h2,
    .h2 {
        font-size: var(--font-size-3xl);
    }
    
    .cards {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .masonry {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .hero__title {
        font-size: var(--font-size-4xl);
    }
    
    .hero__slogan {
        font-size: var(--font-size-xl);
    }
}

/* Medium devices (tablets, 768px and up) */
@media (min-width: 768px) {
    :root {
        --container-padding: 2.5rem;
    }
    
    /* Navigation */
    .nav-toggle {
        display: none;
    }
    
    .nav {
        background-color: transparent;
        display: block;
        height: auto;
        opacity: 1;
        padding-top: 0;
        position: static;
        transform: none;
        transition: none;
    }
    
    .nav__list {
        flex-direction: row;
        gap: var(--spacing-lg);
        padding: 0;
    }
    
    .nav__item {
        margin-bottom: 0;
    }
    
    .nav__link {
        font-size: var(--font-size-base);
    }
    
    /* Layout */
    .about__content {
        grid-template-columns: 1fr 1fr;
    }
    
    .zigzag__item {
        grid-template-columns: 1fr 1fr;
    }
    
    .zigzag__item--reverse {
        grid-template-areas: "image content";
    }
    
    .zigzag__item--reverse .zigzag__content {
        grid-area: content;
    }
    
    .zigzag__item--reverse .zigzag__image {
        grid-area: image;
    }
    
    .contact__content {
        grid-template-columns: 1fr 1fr;
    }
    
    .masonry {
        grid-template-columns: repeat(3, 1fr);
    }
    
    /* Footer */
    .footer__content {
        grid-template-columns: 2fr 1fr 1fr 2fr;
    }
}

/* Large devices (desktops, 992px and up) */
@media (min-width: 992px) {
    :root {
        --container-padding: 3rem;
    }
    
    .cards {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .masonry {
        grid-auto-flow: dense;
        grid-template-columns: repeat(4, 1fr);
    }
    
    .masonry__item:nth-child(1) {
        grid-column: span 2;
        grid-row: span 2;
    }

    .masonry__item:nth-child(4) {
        grid-column: span 2;
    }
}

/* Extra large devices (large desktops, 1200px and up) */
@media (min-width: 1200px) {
    :root {
        --container-padding: 4rem;
    }
    
    .hero__title {
        font-size: 5rem;
    }
    
    .hero__slogan {
        font-size: 2rem;
    }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    .section-header,
    .card,
    .about__content,
    .zigzag__item,
    .masonry__item {
        opacity: 1;
        transform: none;
        transition: none;
    }
    
    .card:hover {
        transform: none;
    }
    
    .masonry__item:hover img,
    .zigzag__image:hover img {
        transform: none;
    }
    
    .button:hover,
    .button:focus,
    .button:active {
        transform: none;
    }
}