/* ================================
   TB Group Europe - Main Styles
   ================================ */

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

* {
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: var(--line-height-base);
    color: var(--color-text);
    background-color: var(--color-white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

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

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

ul,
ol {
    list-style: none;
}

p,
h1,
h2,
h3,
h4,
h5,
h6 {
    overflow-wrap: break-word;
}

:focus {
    outline: none;
}

:focus-visible {
    outline: 2px solid var(--color-secondary);
    outline-offset: 2px;
}

::selection {
    background-color: var(--color-secondary);
    color: var(--color-white);
}

/* Typography */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-weight: var(--font-weight-bold);
    line-height: var(--line-height-tight);
    color: var(--color-text);
}

h1 { font-size: var(--font-size-4xl); }
h2 { font-size: var(--font-size-3xl); }
h3 { font-size: var(--font-size-xl); }
h4 { font-size: var(--font-size-lg); }
h5, h6 { font-size: var(--font-size-base); }

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

p:last-child {
    margin-bottom: 0;
}

/* Utility Classes */
.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
    width: 100%;
}

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

/* Skip to content link */
.skip-link {
    position: absolute;
    top: -100px;
    left: var(--spacing-sm);
    background: var(--color-primary);
    color: var(--color-white);
    padding: var(--spacing-xs) var(--spacing-sm);
    text-decoration: none;
    border-radius: var(--border-radius);
    z-index: var(--z-tooltip);
    transition: var(--transition);
    font-weight: var(--font-weight-medium);
}

.skip-link:focus {
    top: var(--spacing-sm);
}

/* ================================
   COMPONENTS
   ================================ */

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.875rem 2rem;
    border-radius: var(--border-radius-full);
    text-decoration: none;
    font-weight: var(--font-weight-semibold);
    font-size: var(--font-size-base);
    transition: var(--transition);
    text-align: center;
    border: 2px solid transparent;
    cursor: pointer;
    min-width: 140px;
}

.btn-primary {
    background-color: var(--color-white);
    color: var(--color-primary);
    border-color: var(--color-white);
}

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

.btn-secondary {
    background-color: transparent;
    color: var(--color-white);
    border-color: var(--color-white);
}

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

.btn-form {
    background-color: var(--color-primary);
    color: var(--color-white);
    width: 100%;
    padding: 1rem 2rem;
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-medium);
    border-radius: var(--border-radius-sm);
    transition: var(--transition);
}

.btn-form:hover {
    background-color: var(--color-text);
    transform: translateY(-1px);
    box-shadow: var(--shadow);
}

.btn-full-width {
    width: 100%;
    background-color: var(--color-dark);
    color: var(--color-white);
}

/* Section Headers */
.section-header {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
}

.section-title {
    font-size: var(--font-size-3xl);
    color: var(--color-secondary);
    margin-bottom: var(--spacing-sm);
    font-weight: var(--font-weight-medium);
    letter-spacing: 1px;
}

.section-subtitle {
    font-size: var(--font-size-lg);
    color: var(--color-text-dark);
    max-width: 600px;
    margin: 0 auto;
    line-height: var(--line-height-relaxed);
}

@media (min-width: 1024px) {
    .section-subtitle {
        margin-left: 0;
        margin-right: auto;
    }
}

/* Service Cards */
.service-item {
    display: flex;
    flex-direction: column;
    background-color: var(--color-white);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    overflow: hidden;
    transition: var(--transition);
}

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

.service-image {
    height: 250px;
    overflow: hidden;
}

.service-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.service-item:hover .service-image img {
    transform: scale(1.05);
}

.service-content {
    padding: var(--spacing-lg);
}

.service-title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-sm);
    color: var(--color-primary);
}

.service-description {
    color: var(--color-text-dark);
    line-height: var(--line-height-relaxed);
}

/* Forms */
.form-group {
    margin-bottom: var(--spacing-md);
}

.form-label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: var(--font-weight-normal);
    color: var(--color-text);
    font-size: var(--font-size-sm);
}

.form-label .optional {
    color: var(--color-text-lighter);
    font-weight: var(--font-weight-normal);
}

.form-input,
.form-textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid #0000002b;
    border-radius: var(--border-radius);
    font-size: var(--font-size-base);
    transition: var(--transition);
    background-color: var(--color-white);
    color: var(--color-text-dark);
}

.form-input:focus,
.form-textarea:focus {
    outline: none;
    box-shadow: 0 0 0 2px rgba(244, 162, 97, 0.2);
}

.form-textarea {
    resize: vertical;
    min-height: 120px;
    font-family: inherit;
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: var(--color-text-lighter);
    font-size: var(--font-size-sm);
}

/* Contact Info */
.contact-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: var(--spacing-lg);
    color: var(--color-text-dark);
    gap: var(--spacing-sm);
}

.contact-item:last-child {
    margin-bottom: 0;
}

.contact-icon {
    width: 20px;
    height: 20px;
    color: var(--color-text);
    flex-shrink: 0;
    margin-top: 2px;
}

.contact-text {
    font-size: var(--font-size-sm);
    line-height: var(--line-height-relaxed);
    color: var(--color-text-dark);
}

.contact-text .contact-label {
    font-weight: var(--font-weight-semibold);
}

/* ================================
   HEADER
   ================================ */

.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: transparent;
    z-index: var(--z-fixed);
    padding: var(--spacing-md) 0;
    transition: var(--transition);
}

.header-container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
    display: grid;
    grid-template-columns: auto 1fr auto;
    align-items: center;
    gap: var(--spacing-lg);
}

.header-right {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.logo {
    color: var(--color-white);
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-bold);
    text-decoration: none;
    letter-spacing: 1px;
    transition: var(--transition);
    white-space: nowrap;
}

.logo-footer {
    width: 150px;
    height: 24px;
}

.logo:hover {
    color: var(--color-secondary);
}

.nav {
    display: none;
    justify-self: center;
}

.nav-list {
    display: flex;
    list-style: none;
    gap: var(--spacing-xs);
    align-items: center;
}

.nav-link {
    color: var(--color-white);
    text-decoration: none;
    font-weight: var(--font-weight-medium);
    font-size: var(--font-size-sm);
    transition: var(--transition);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius);
    white-space: nowrap;
}

.nav-link:hover {
    color: var(--color-secondary);
    background-color: rgba(244, 162, 97, 0.1);
}

.mobile-menu-toggle {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 4px;
    width: 30px;
    height: 30px;
    z-index: var(--z-sticky);
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
    justify-self: end;
}

.hamburger-line {
    width: 24px;
    height: 2px;
    background-color: var(--color-white);
    border-radius: var(--border-radius-full);
    transition: var(--transition);
    transform-origin: center;
}

.mobile-menu-toggle[aria-expanded="true"] .hamburger-line:first-child {
    transform: rotate(45deg) translate(5px, 5px);
}

.mobile-menu-toggle[aria-expanded="true"] .hamburger-line:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}

.mobile-menu-toggle[aria-expanded="true"] .hamburger-line:last-child {
    transform: rotate(-45deg) translate(5px, -5px);
}

.header.scrolled {
    background-color: var(--color-primary);
    opacity: 0.97;
    box-shadow: var(--shadow);
    padding: var(--spacing-sm) 0;
}

/* Mobile Menu */
.mobile-menu-active {
    position: fixed;
    top: 0;
    right: 0;
    height: 100vh;
    background-color: var(--color-primary);
    z-index: var(--z-modal);
    padding: var(--spacing-xl);
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    transform: translateX(0);
    transition: transform 0.3s ease-in-out;
}

.mobile-menu-active .nav-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-2xl);
}

.mobile-menu-active .nav-link {
    font-size: var(--font-size-xl);
    padding: var(--spacing-md) var(--spacing-lg);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    width: 100%;
    text-align: center;
}

.mobile-menu-active .language-switcher {
    margin-top: var(--spacing-xl);
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    width: 100%;
}

.mobile-menu-active .lang-btn {
    font-size: var(--font-size-lg);
    padding: var(--spacing-sm) var(--spacing-lg);
    min-width: 60px;
}

/* ================================
   HERO SECTION
   ================================ */

.hero {
    min-height: 100vh;
    background: var(--gradient-hero), 
                url('../images/hero.webp') center/cover no-repeat;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--color-white);
    position: relative;
    padding: var(--spacing-xl) var(--container-padding);
    overflow: hidden;
}

.hero-logo {
    width: 400px;
    height: 50px;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-spiral);
    opacity: 0.3;
    z-index: -1;
    animation: pulse 4s ease-in-out infinite alternate;
}

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

.hero-title {
    font-size: var(--font-size-4xl);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-xs);
    line-height: var(--line-height-tight);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.hero-subtitle {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-lg);
    opacity: 0.9;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    line-height: var(--line-height-relaxed);
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
}

@media (min-width: 1024px) {
    .hero-buttons {
        justify-content: flex-start;
    }
}

@keyframes pulse {
    from { opacity: 0.2; }
    to { opacity: 0.4; }
}

/* ================================
   MAIN SECTIONS
   ================================ */

/* Services Section */
.services {
    padding: var(--section-padding) 0;
    background-color: var(--color-background);
}

.services-grid {
    display: grid;
    gap: var(--spacing-xl);
}

/* About Section */
.about {
    padding: var(--section-padding) 0;
    background-color: var(--color-white);
}

/* About Intro */
.about-intro {
    text-align: center;
    max-width: 800px;
    margin: 0 auto var(--spacing-3xl);
    color: var(--color-text-dark);
    font-size: var(--font-size-lg);
    line-height: var(--line-height-relaxed);
}

/* About Features Grid */
.about-features {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-3xl);
}

.feature-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: var(--spacing-xl);
    background-color: var(--color-white);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.feature-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(244, 162, 97, 0.05), transparent);
    transition: var(--transition);
}

.feature-item:hover::before {
    left: 100%;
}

.feature-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-secondary);
}

.feature-icon {
    width: 60px;
    height: 60px;
    background-color: var(--color-secondary);
    border-radius: var(--border-radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
    transition: var(--transition);
    position: relative;
    z-index: 1;
}

.feature-icon svg {
    width: 30px;
    height: 30px;
    color: var(--color-white);
    transition: var(--transition);
}

.feature-item:hover .feature-icon {
    background-color: var(--color-primary);
    transform: scale(1.1);
    box-shadow: 0 5px 15px rgba(35, 33, 40, 0.3);
}

.feature-title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-semibold);
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
    position: relative;
    z-index: 1;
}

.feature-description {
    color: var(--color-text-lighter);
    line-height: var(--line-height-relaxed);
    font-size: var(--font-size-base);
    position: relative;
    z-index: 1;
}

/* Stats Section */
.about-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-3xl);
}

.stat-item {
    text-align: center;
    padding: var(--spacing-lg);
    background: linear-gradient(135deg, var(--color-secondary), var(--color-secondary-hover));
    border-radius: var(--border-radius-lg);
    color: var(--color-white);
    box-shadow: var(--shadow);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.stat-item::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: var(--transition);
}

.stat-item:hover::before {
    left: 100%;
}

.stat-item:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.stat-number {
    font-size: var(--font-size-4xl);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-xs);
    display: block;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.stat-label {
    font-size: var(--font-size-base);
    opacity: 0.9;
    font-weight: var(--font-weight-medium);
}

/* Team Section */
.about-team {
    background-color: var(--color-background);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    text-align: center;
    box-shadow: var(--shadow);
    border: 1px solid var(--color-border);
}

.team-icon {
    width: 80px;
    height: 80px;
    background-color: var(--color-primary);
    border-radius: var(--border-radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-md);
    transition: var(--transition);
}

.team-icon svg {
    width: 40px;
    height: 40px;
    color: var(--color-white);
}

.about-team:hover .team-icon {
    background-color: var(--color-secondary);
    transform: scale(1.05);
    box-shadow: 0 5px 15px rgba(244, 162, 97, 0.3);
}

.team-title {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-semibold);
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.team-description {
    color: var(--color-text-dark);
    line-height: var(--line-height-relaxed);
    max-width: 600px;
    margin: 0 auto;
}

/* Responsive Design for About Section */
@media (min-width: 768px) {
    .about-features {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-2xl);
    }

    .about-stats {
        grid-template-columns: repeat(4, 1fr);
    }

    .feature-item {
        padding: var(--spacing-2xl);
    }

    .feature-icon {
        width: 70px;
        height: 70px;
    }

    .feature-icon svg {
        width: 35px;
        height: 35px;
    }

    .about-team {
        padding: var(--spacing-2xl);
    }
}

@media (min-width: 1024px) {
    .about-features {
        grid-template-columns: repeat(3, 1fr);
    }

    .feature-item {
        min-height: 280px;
    }

    .about-intro {
        font-size: var(--font-size-xl);
    }

    .stat-number {
        font-size: 3.5rem;
    }
}

@media (min-width: 1200px) {
    .about-features {
        gap: var(--spacing-3xl);
    }

    .feature-item {
        padding: var(--spacing-3xl);
    }

    .feature-icon {
        width: 80px;
        height: 80px;
    }

    .feature-icon svg {
        width: 40px;
        height: 40px;
    }
}

/* Accessibility - Reduce motion */
@media (prefers-reduced-motion: reduce) {
    .feature-item:hover,
    .feature-item:hover .feature-icon,
    .stat-item:hover,
    .about-team:hover .team-icon {
        transform: none;
    }
    
    .feature-item::before,
    .stat-item::before {
        display: none;
    }
}

/* Contact Section */
.contact {
    padding: var(--section-padding) 0;
    background-color: var(--color-background);
}

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

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

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

.contact-info .feature-item {
    padding: var(--spacing-lg);
}

.contact-form {
    background-color: var(--color-white);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    height: fit-content;
}

.contact-map {
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    height: 400px;
}

.contact-map iframe {
    width: 100%;
    height: 100%;
    border: none;
}

@media (min-width: 768px) {
    .contact-top {
        grid-template-columns: 1fr 1fr;
        gap: var(--spacing-xl);
    }

    .contact-info .about-features {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-lg);
    }

    .contact-form {
        padding: var(--spacing-xl);
    }
}

@media (min-width: 1024px) {
    .contact-top {
        grid-template-columns: 1fr 1fr;
        gap: var(--spacing-xl);
    }

    .contact-info .about-features {
        gap: var(--spacing-lg);
    }

    .contact-info .feature-item {
        padding: var(--spacing-xl);
    }

    .contact-map {
        height: 500px;
    }
}

/* Remove old contact card styles since we're using feature-item styles */
.contact-cards,
.contact-card {
    display: none;
}

/* ================================
   FOOTER
   ================================ */

.footer {
    background-color: var(--color-dark);
    color: var(--color-light);
    padding: 4rem 0 2rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.logo-footer {
    max-width: 180px;
    height: auto;
    margin-bottom: 1rem;
}

.footer-heading {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--color-light);
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.footer-link {
    color: var(--color-light);
    text-decoration: none;
    transition: color 0.3s ease;
    font-size: 0.95rem;
    line-height: 1.5;
}

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

.footer-address {
    font-style: normal;
    line-height: 1.6;
}

.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 0.5rem;
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--color-light);
    transition: all 0.3s ease;
}

.social-link:hover {
    background-color: var(--color-primary);
    color: var(--color-dark);
    transform: translateY(-2px);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.7);
}

@media (max-width: 768px) {
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .logo-footer {
        margin: 0 auto 1rem;
    }

    .social-links {
        justify-content: center;
        margin: 0 auto;
    }

    .footer-links {
        align-items: center;
    }

    .footer-section {
        align-items: center;
    }
}

/* Back to Top Button */
.back-to-top {
    position: fixed;
    bottom: var(--spacing-lg);
    right: var(--spacing-lg);
    width: 50px;
    height: 50px;
    background-color: var(--color-secondary);
    color: var(--color-white);
    border: none;
    border-radius: 50%;
    font-size: var(--font-size-lg);
    cursor: pointer;
    transition: var(--transition);
    z-index: var(--z-sticky);
    box-shadow: var(--shadow);
    opacity: 0;
    transform: translateY(20px);
    pointer-events: none;
}

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

.back-to-top:hover {
    background-color: var(--color-secondary-hover);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.back-to-top:focus-visible {
    outline: 2px solid var(--color-white);
    outline-offset: 2px;
}

/* ================================
   RESPONSIVE DESIGN
   ================================ */

/* Small devices (576px and up) */
@media (min-width: 576px) {
    .hero-title {
        font-size: var(--font-size-5xl);
    }
    
    .hero-subtitle {
        font-size: var(--font-size-xl);
    }
    
    .section-title {
        font-size: var(--font-size-4xl);
    }

    .contact-text {
        flex-direction: row;
        display: flex;
        align-items: center;
    }
    
    .contact-value {
        margin-left: var(--spacing-sm);
    }
}

/* Medium devices (768px and up) */
@media (min-width: 768px) {
    :root {
        --container-padding: var(--spacing-lg);
        --section-padding: var(--spacing-3xl);
    }
    
    /* Header */
    .header {
        padding: var(--spacing-md) 0;
    }
    
    .header-container {
        grid-template-columns: auto 1fr;
        gap: var(--spacing-xl);
    }
    
    .nav {
        display: flex;
        justify-self: end;
    }
    
    .mobile-menu-toggle {
        display: none;
    }
    
    /* Hero */
    .hero-title {
        font-size: var(--font-size-5xl);
    }
    
    /* Services */
    .services-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
    }
    
    .service-item {
        flex-direction: row;
        height: 300px;
    }
    
    .service-item:nth-child(even) {
        flex-direction: row-reverse;
    }
    
    .service-image {
        width: 400px;
        height: auto;
        min-height: 300px;
        flex-shrink: 0;
    }
    
    /* About */
    .about-content {
        grid-template-columns: 1fr 1fr;
        gap: var(--spacing-2xl);
    }
    
    /* Contact */
    .contact-content {
        grid-template-columns: 1fr 2fr;
        gap: var(--spacing-xl);
        align-items: start;
    }
    
    .contact-form {
        max-width: none;
        margin-left: 0;
    }
    
    /* Footer */
    .footer-content {
        grid-template-columns: 1fr 1fr;
        align-items: start;
    }
    
    .footer-links {
        flex-direction: row;
        gap: var(--spacing-sm);
    }

    .contact-text {
        display: block;
    }

    .contact-value {
        margin-left: 0;
    }

    .contact-icon {
        margin-left: 0;
    }
}

/* Large devices (1024px and up) */
@media (min-width: 1024px) {
    .hero {
        justify-content: flex-start;
        text-align: left;
    }
    .hero-content {
        margin-left: 0;
        margin-right: auto;
        max-width: 800px;
        padding-left: var(--container-padding);
    }
    
    .hero-title {
        font-size: var(--font-size-6xl);
    }
    
    .service-image {
        width: 450px;
    }
    
    .service-content {
        padding: var(--spacing-2xl);
    }
    
    .service-title {
        font-size: var(--font-size-2xl);
    }
    
    .about-content {
        gap: var(--spacing-3xl);
    }
    
    .section-header {
        text-align: left;
    }
}

/* Extra large devices (1200px and up) */
@media (min-width: 1200px) {
    .hero-content {
        max-width: 900px;
    }
    
    .section-header {
        margin-bottom: var(--spacing-3xl);
    }
    
    .section-subtitle {
        font-size: var(--font-size-xl);
        max-width: 700px;
    }
}

/* Extra extra large devices (1440px and up) */
@media (min-width: 1440px) {
    :root {
        --container-max-width: 1400px;
    }
    
    .hero-title {
        font-size: 4.5rem;
    }
    
    .service-image {
        width: 500px;
    }
}

/* Accessibility - Reduce motion */
@media (prefers-reduced-motion: reduce) {
    .hero::before {
        animation: none;
    }
    
    .service-item:hover,
    .btn-primary:hover,
    .about-image:hover img,
    .service-item:hover .service-image img {
        transform: none;
    }
}

/* Print styles */
@media print {
    .header,
    .hero-buttons,
    .contact-form,
    .mobile-menu-toggle {
        display: none;
    }
    
    .hero {
        min-height: auto;
        padding: var(--spacing-lg);
        color: var(--color-text);
        background: none;
    }
    
    .section-title {
        color: var(--color-text);
    }
    
    .footer {
        background: none;
        color: var(--color-text);
        border-top: 1px solid var(--color-border);
    }
}

/* Utility Classes */
.desktop-only {
    display: none;
}

.mobile-only {
    display: none;
}

@media (min-width: 768px) {
    .desktop-only {
        display: block;
    }
}

@media (max-width: 767px) {
    .mobile-only {
        display: block;
    }
}

/* Header */
.header-container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
    display: grid;
    grid-template-columns: auto 1fr auto;
    align-items: center;
    gap: var(--spacing-lg);
}

.header-right {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

/* Language Switcher */
.language-switcher {
    display: flex;
    gap: 8px;
    z-index: var(--z-fixed);
}

.lang-btn {
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: white;
    padding: 4px 8px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
    transition: all 0.3s ease;
    min-width: 40px;
    text-align: center;
}

.lang-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-1px);
}

.lang-btn.active {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.5);
    font-weight: bold;
}

/* Desktop styles for language switcher */
@media (min-width: 768px) {
    .header-right {
        display: flex;
        align-items: center;
        gap: var(--spacing-md);
    }

    .language-switcher {
        display: flex;
        gap: 8px;
        z-index: var(--z-fixed);
    }
}

/* Social Media Section */
.social-links {
    display: flex;
    gap: var(--spacing-sm);
    align-items: center;
    justify-content: flex-start;
    flex-wrap: wrap;
}

.social-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 45px;
    height: 45px;
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--color-white);
    text-decoration: none;
    border-radius: var(--border-radius);
    font-size: 1.25rem;
    transition: var(--transition);
    border: 1px solid rgba(255, 255, 255, 0.2);
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(5px);
}

/* Hover shimmer effect */
.social-link::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: var(--transition);
}

.social-link:hover::before {
    left: 100%;
}

/* Base hover effects */
.social-link:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
    background-color: var(--color-secondary);
    border-color: var(--color-secondary);
}

.social-link:focus {
    outline: 2px solid var(--color-secondary);
    outline-offset: 2px;
}

/* Specific social media brand colors on hover */
.social-link.facebook:hover {
    background-color: #1877f2;
    border-color: #1877f2;
    box-shadow: 0 8px 25px rgba(24, 119, 242, 0.3);
}

.social-link.instagram:hover {
    background: linear-gradient(45deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%);
    border-color: #e6683c;
    box-shadow: 0 8px 25px rgba(230, 104, 60, 0.3);
}

.social-link.linkedin:hover {
    background-color: #0077b5;
    border-color: #0077b5;
    box-shadow: 0 8px 25px rgba(0, 119, 181, 0.3);
}

/* Alternative: Circular style variant */
.social-links.circular .social-link {
    border-radius: var(--border-radius-full);
}

/* Responsive adjustments for social media */
@media (min-width: 768px) {
    .social-links {
        justify-content: flex-start;
    }
}

@media (min-width: 1024px) {
    .footer-content {
        grid-template-columns: 2fr 1fr;
    }
    
    .social-links {
        gap: var(--spacing-md);
    }
    
    .social-link {
        width: 50px;
        height: 50px;
        font-size: 1.375rem;
    }
}

/* Accessibility: Reduce motion for users who prefer it */
@media (prefers-reduced-motion: reduce) {
    .social-link:hover {
        transform: none;
    }
    
    .social-link::before {
        display: none;
    }
}

/* Contact Section Enhancements */
.contact-note {
    font-size: var(--font-size-sm);
    color: var(--color-text-lighter);
    margin-top: var(--spacing-xs);
}

.contact-map {
    margin-top: var(--spacing-xl);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow);
}

.form-label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: var(--font-weight-medium);
    color: var(--color-text);
}

.form-checkbox {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-sm);
    color: var(--color-text);
}

.form-checkbox input[type="checkbox"] {
    width: 16px;
    height: 16px;
}

/* Footer Enhancements */
.footer-contact {
    margin: var(--spacing-lg) 0;
    color: var(--color-white);
    opacity: 0.9;
}

.footer-contact p {
    margin-bottom: var(--spacing-xs);
}

.footer-contact address {
    font-style: normal;
    margin-top: var(--spacing-sm);
}

.footer-registration {
    font-size: var(--font-size-sm);
    opacity: 0.7;
    margin-top: var(--spacing-xs);
}

.footer-section {
    margin-bottom: var(--spacing-xl);
}

.footer-heading {
    color: var(--color-white);
    margin-bottom: var(--spacing-md);
    font-size: var(--font-size-lg);
}

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

.footer-link {
    color: var(--color-white);
    opacity: 0.8;
    transition: var(--transition);
    font-size: var(--font-size-sm);
}

.footer-link:hover {
    opacity: 1;
    color: var(--color-secondary);
}

@media (min-width: 768px) {
    .footer-content {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-xl);
    }
}

@media (min-width: 1024px) {
    .footer-content {
        grid-template-columns: 2fr 1fr 1fr 1fr;
    }
    
    .footer-section {
        margin-bottom: 0;
    }
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
    .footer-link,
    .social-link {
        transition: none;
    }
}