:root {
    --color-primary: #2D5F7E;
    --color-primary-light: #4A8BB3;
    --color-accent: #7BA8B8;
    --color-sage: #A8B5A8;
    --color-text: #1A1A1A;
    --color-text-light: #6B6B6B;
    --color-bg: #FAFAFA;
    --color-white: #FFFFFF;
    --color-gray-50: #F9FAFB;
    --color-gray-100: #F3F4F6;
    --color-gray-200: #E5E7EB;
    --color-gray-300: #D1D5DB;
    --color-gray-600: #4B5563;
    --color-gray-900: #111827;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.06), 0 4px 6px -2px rgba(0, 0, 0, 0.03);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.06), 0 10px 10px -5px rgba(0, 0, 0, 0.02);
    --radius-sm: 12px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-xl: 32px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    color: var(--color-text);
    background-color: var(--color-bg);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

@media (min-width: 768px) {
    .container {
        padding: 0 40px;
    }
}

@media (min-width: 1024px) {
    .container {
        padding: 0 60px;
    }
}

.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
    z-index: 1000;
    border-bottom: 1px solid var(--color-gray-200);
    transition: var(--transition);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--color-primary);
    font-weight: 600;
    font-size: 20px;
}

.nav-brand {
    font-weight: 600;
}

.nav-menu {
    display: none;
    list-style: none;
    gap: 40px;
}

@media (min-width: 1024px) {
    .nav-menu {
        display: flex;
    }
}

.nav-link {
    color: var(--color-text);
    text-decoration: none;
    font-weight: 500;
    font-size: 15px;
    transition: var(--transition);
    position: relative;
}

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

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

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

.nav-cta {
    display: none;
}

@media (min-width: 1024px) {
    .nav-cta {
        display: inline-flex;
    }
}

.nav-toggle {
    display: flex;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

@media (min-width: 1024px) {
    .nav-toggle {
        display: none;
    }
}

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--color-text);
    transition: var(--transition);
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 32px;
    background: var(--color-primary);
    color: var(--color-white);
    border: none;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 15px;
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
    background: var(--color-primary-light);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 32px;
    background: var(--color-white);
    color: var(--color-primary);
    border: 2px solid var(--color-gray-200);
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 15px;
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition);
}

.btn-secondary:hover {
    border-color: var(--color-primary);
    background: var(--color-gray-50);
    transform: translateY(-2px);
}

.btn-full {
    width: 100%;
}

.hero {
    position: relative;
    min-height: 100vh;
    min-height: 100dvh;
    display: flex;
    align-items: center;
    padding-top: 100px;
    padding-bottom: 80px;
    overflow: hidden;
}

@media (min-width: 768px) {
    .hero {
        padding-top: 120px;
        padding-bottom: 100px;
    }
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    z-index: 1;
    background: linear-gradient(135deg, rgba(26, 26, 26, 0.65) 0%, rgba(26, 26, 26, 0.4) 50%, rgba(26, 26, 26, 0.25) 100%);
}

.hero-content-wrapper {
    position: relative;
    z-index: 2;
    width: 100%;
}

.hero-content {
    max-width: 640px;
    animation: fadeInUp 0.8s ease-out;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-title {
    font-size: 42px;
    font-weight: 700;
    line-height: 1.2;
    color: var(--color-white);
    margin-bottom: 24px;
    letter-spacing: -0.02em;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

@media (min-width: 768px) {
    .hero-title {
        font-size: 56px;
    }
}

.hero-description {
    font-size: 18px;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.92);
    margin-bottom: 32px;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.15);
}

.hero-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
}

.hero .btn-secondary {
    border-color: rgba(255, 255, 255, 0.6);
    color: var(--color-white);
    background: transparent;
}

.hero .btn-secondary:hover {
    border-color: var(--color-white);
    background: rgba(255, 255, 255, 0.12);
    color: var(--color-white);
}

.gallery {
    padding: 100px 0;
    background: var(--color-white);
}

.gallery .section-title {
    margin-bottom: 16px;
}

.gallery .section-description {
    margin-bottom: 48px;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 16px;
}

@media (max-width: 1023px) {
    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }
}

@media (max-width: 479px) {
    .gallery-grid {
        grid-template-columns: 1fr;
    }
}

.gallery-item {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.gallery-item-btn {
    display: block;
    width: 100%;
    padding: 0;
    margin: 0;
    border: none;
    background: none;
    cursor: pointer;
    font: inherit;
    text-align: left;
}

.gallery-item:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.gallery-item:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    aspect-ratio: 4/3;
    pointer-events: none;
}

/* Lightbox */
.lightbox {
    position: fixed;
    inset: 0;
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.lightbox[aria-hidden="false"] {
    opacity: 1;
    visibility: visible;
}

.lightbox-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.85);
    cursor: pointer;
}

.lightbox-content {
    position: relative;
    z-index: 1;
    max-width: 95vw;
    max-height: 95vh;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    transform: scale(0.95);
    transition: transform 0.3s ease;
}

.lightbox[aria-hidden="false"] .lightbox-content {
    transform: scale(1);
}

.lightbox-img {
    display: block;
    max-width: 95vw;
    max-height: 95vh;
    width: auto;
    height: auto;
    object-fit: contain;
}

.lightbox-close {
    position: absolute;
    top: 16px;
    right: 16px;
    z-index: 2;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
    background: rgba(255, 255, 255, 0.15);
    color: var(--color-white);
    font-size: 28px;
    line-height: 1;
    cursor: pointer;
    border-radius: 50%;
    transition: var(--transition);
}

.lightbox-close:hover {
    background: rgba(255, 255, 255, 0.25);
}

.lightbox-close:focus-visible {
    outline: 2px solid var(--color-white);
    outline-offset: 2px;
}

.services {
    padding: 100px 0;
    background: var(--color-gray-50);
}

.services-container {
    display: grid;
    gap: 60px;
}

@media (min-width: 1024px) {
    .services-container {
        grid-template-columns: 1fr 2fr;
        gap: 80px;
    }
}

.services-intro {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.section-title {
    font-size: 36px;
    font-weight: 700;
    line-height: 1.2;
    color: var(--color-text);
    letter-spacing: -0.02em;
}

@media (min-width: 768px) {
    .section-title {
        font-size: 42px;
    }
}

.section-description {
    font-size: 17px;
    line-height: 1.7;
    color: var(--color-text-light);
}

.text-center {
    text-align: center;
    margin-left: auto;
    margin-right: auto;
    max-width: 700px;
}

.services-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 24px;
}

@media (min-width: 768px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.service-card {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    padding: 32px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border: 1px solid var(--color-gray-200);
}

.service-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
    border-color: var(--color-primary);
}

.service-icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--color-gray-100) 0%, var(--color-gray-50) 100%);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary);
    margin-bottom: 20px;
}

.service-title {
    font-size: 20px;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 12px;
}

.service-description {
    font-size: 15px;
    line-height: 1.6;
    color: var(--color-text-light);
}

.about {
    padding: 100px 0;
    background: var(--color-white);
}

.about-container {
    display: grid;
    gap: 60px;
    align-items: center;
}

@media (min-width: 1024px) {
    .about-container {
        grid-template-columns: 1fr 1fr;
        gap: 80px;
    }
}

.about-image {
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.about-image img {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
    aspect-ratio: 6/7;
}

.about-content {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.about-text {
    font-size: 16px;
    line-height: 1.7;
    color: var(--color-text-light);
}

.about-features {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-top: 8px;
}

.about-feature {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 15px;
    font-weight: 500;
    color: var(--color-text);
}

.about-feature svg {
    color: var(--color-primary);
    flex-shrink: 0;
}

.reviews {
    padding: 100px 0;
    background: var(--color-gray-50);
}

.reviews-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 24px;
    margin-top: 60px;
}

@media (min-width: 768px) {
    .reviews-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .reviews-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.review-card {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    padding: 32px;
    box-shadow: var(--shadow-sm);
    display: flex;
    flex-direction: column;
    gap: 20px;
    border: 1px solid var(--color-gray-200);
    transition: var(--transition);
}

.review-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.review-stars {
    display: flex;
    gap: 4px;
    color: #FFA500;
}

.review-text {
    font-size: 15px;
    line-height: 1.6;
    color: var(--color-text);
    flex-grow: 1;
}

.review-author {
    display: flex;
    align-items: center;
    gap: 12px;
}

.review-avatar {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    font-weight: 600;
    font-size: 14px;
    flex-shrink: 0;
}

.review-name {
    font-size: 15px;
    font-weight: 600;
    color: var(--color-text);
}

.review-date {
    font-size: 13px;
    color: var(--color-text-light);
}

.contact {
    padding: 100px 0;
    background: var(--color-white);
}

.contact-container {
    display: grid;
    gap: 60px;
    margin-top: 60px;
}

@media (min-width: 1024px) {
    .contact-container {
        grid-template-columns: 1fr 1fr;
        gap: 80px;
    }
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.contact-item {
    display: flex;
    gap: 20px;
}

.contact-icon {
    width: 56px;
    height: 56px;
    background: var(--color-gray-100);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary);
    flex-shrink: 0;
}

.contact-label {
    font-size: 14px;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 6px;
}

.contact-value {
    font-size: 15px;
    line-height: 1.6;
    color: var(--color-text-light);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-label {
    font-size: 14px;
    font-weight: 600;
    color: var(--color-text);
}

.form-input,
.form-textarea {
    padding: 14px 16px;
    border: 2px solid var(--color-gray-200);
    border-radius: var(--radius-sm);
    font-family: inherit;
    font-size: 15px;
    color: var(--color-text);
    transition: var(--transition);
    background: var(--color-white);
}

.form-input:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(45, 95, 126, 0.1);
}

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

.map-container {
    margin-top: 60px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.footer {
    background: var(--color-gray-900);
    color: var(--color-white);
    padding: 80px 0 32px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
    margin-bottom: 60px;
}

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

@media (min-width: 1024px) {
    .footer-grid {
        grid-template-columns: 2fr 1fr 1fr 1.5fr;
        gap: 60px;
    }
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 600;
    font-size: 20px;
    margin-bottom: 16px;
}

.footer-description {
    font-size: 15px;
    line-height: 1.6;
    color: var(--color-gray-300);
}

.footer-title {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 20px;
    color: var(--color-white);
}

.footer-links,
.footer-contact {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links a {
    color: var(--color-gray-300);
    text-decoration: none;
    font-size: 15px;
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--color-white);
}

.footer-contact li {
    color: var(--color-gray-300);
    font-size: 15px;
    line-height: 1.6;
}

.footer-bottom {
    padding-top: 32px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    flex-direction: column;
    gap: 20px;
    align-items: center;
    text-align: center;
}

@media (min-width: 768px) {
    .footer-bottom {
        flex-direction: row;
        justify-content: space-between;
    }
}

.footer-bottom p {
    font-size: 14px;
    color: var(--color-gray-300);
}

.footer-credit {
    font-size: 14px;
    color: var(--color-gray-300);
}

.footer-credit a {
    color: var(--color-white);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
}

.footer-credit a:hover {
    color: var(--color-accent);
}

.footer-social {
    display: flex;
    gap: 16px;
}

.footer-social a {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    transition: var(--transition);
}

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

@media (max-width: 1023px) {
    .nav-menu.active {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 80px;
        left: 0;
        right: 0;
        background: var(--color-white);
        padding: 24px;
        box-shadow: var(--shadow-lg);
        gap: 20px;
    }
}