/* ===================================
   UTILITIES
   Utility Classes, Animations,
   Accessibility, Responsive
   =================================== */

/* ===================================
   UTILITY CLASSES
   =================================== */
.icon {
    width: 24px;
    height: 24px;
}

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

.mt-1 { margin-top: var(--space-3); }
.mt-2 { margin-top: var(--space-5); }
.mt-3 { margin-top: var(--space-7); }
.mb-1 { margin-bottom: var(--space-3); }
.mb-2 { margin-bottom: var(--space-5); }
.mb-3 { margin-bottom: var(--space-7); }

/* ===================================
   ANIMATIONS
   =================================== */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeIn 0.6s ease-out;
}

/* ===================================
   ACCESSIBILITY
   =================================== */

/* Skip to main content link */
.skip-link {
    position: absolute;
    top: -100%;
    left: var(--space-5);
    background-color: var(--primary);
    color: var(--text-white);
    padding: var(--space-3) var(--space-5);
    border-radius: var(--radius-md);
    z-index: 10000;
    font-weight: 600;
    transition: top var(--transition-fast);
}

.skip-link:focus {
    top: var(--space-3);
}

/* Focus states for all interactive elements */
a:focus-visible,
button:focus-visible {
    outline: 3px solid var(--primary-light);
    outline-offset: 2px;
}

.nav-link:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 3px;
    border-radius: var(--radius-sm);
}

.service-card:focus-within {
    outline: 3px solid var(--primary-light);
    outline-offset: 2px;
}

.gallery-item:focus-visible {
    outline: 3px solid var(--primary-light);
    outline-offset: 2px;
}

.testimonial-card:focus-within {
    outline: 3px solid var(--primary-light);
    outline-offset: 2px;
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    .hero-features,
    .testimonial-card,
    .stat-box {
        opacity: 1;
        transform: none;
    }
}

/* High contrast mode adjustments */
@media (prefers-contrast: high) {
    .btn-primary {
        border: 2px solid var(--text-white);
    }

    .btn-secondary {
        border: 2px solid currentColor !important;
    }

    .service-card,
    .testimonial-card,
    .contact-card {
        border: 2px solid var(--gray-900);
    }
}

/* ===================================
   RESPONSIVE DESIGN
   =================================== */
@media (max-width: 768px) {
    .logo-image {
        height: 40px;
    }

    .logo-link {
        padding: 8px 12px;
    }

    .nav {
        min-height: 70px;
    }

    .header-phone span {
        display: none !important;
    }

    .header-phone {
        padding: var(--space-3) !important;
        color: var(--primary) !important;
    }

    .header-phone svg {
        width: 24px !important;
        height: 24px !important;
        color: var(--primary) !important;
        stroke: var(--primary) !important;
    }

    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        left: auto;
        flex-direction: column;
        background-color: var(--bg-primary);
        width: 100%;
        max-width: 350px;
        height: 100vh;
        overflow-y: auto;
        text-align: left;
        transition: right 0.3s ease;
        box-shadow: -5px 0 30px rgba(0, 0, 0, 0.15);
        padding: 80px var(--space-5) var(--space-5);
        gap: 0;
        z-index: 1001;
    }

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

    .nav-menu > li {
        border-bottom: 1px solid var(--gray-200);
    }

    .nav-menu > li:last-child {
        border-bottom: none;
        margin-top: var(--space-4);
    }

    .nav-link {
        display: flex;
        justify-content: space-between;
        align-items: center;
        padding: var(--space-4) var(--space-3);
        font-weight: 600;
        text-transform: uppercase;
        letter-spacing: 0.5px;
        border-bottom: none;
        border-left: 3px solid transparent;
    }

    .nav-link:hover,
    .nav-link.active {
        background-color: var(--gray-50);
        border-left-color: var(--primary);
    }

    .nav-toggle {
        display: flex;
    }

    .nav-toggle.active span:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }

    .nav-toggle.active span:nth-child(2) {
        opacity: 0;
        transform: scaleX(0);
    }

    .nav-toggle.active span:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }

    /* Mobile Dropdown Styles */
    .nav-item-dropdown .dropdown-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        border: none;
        border-top: 2px solid var(--primary);
        border-radius: 0;
        padding: 0;
        margin: 0;
        max-height: 0;
        overflow: hidden;
        transition: max-height var(--transition-base);
        background-color: var(--gray-50);
    }

    .nav-item-dropdown.mobile-active .dropdown-menu {
        max-height: 600px;
    }

    .nav-item-dropdown .dropdown-arrow {
        display: inline-block;
        font-size: 12px;
    }

    .dropdown-submenu .submenu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        border: none;
        border-top: 2px solid var(--primary);
        border-radius: 0;
        padding: 0;
        margin: 0;
        max-height: 0;
        overflow: hidden;
        transition: max-height var(--transition-base);
        background-color: var(--gray-100);
    }

    .dropdown-submenu.mobile-active .submenu {
        max-height: 500px;
    }

    .dropdown-link {
        padding: var(--space-3) var(--space-4);
        font-size: var(--font-sm);
        font-weight: 600;
        border-radius: 0;
        border-left: 3px solid transparent;
    }

    .submenu-link {
        padding: var(--space-3) var(--space-4) var(--space-3) var(--space-7);
        font-size: var(--font-sm);
        font-weight: 500;
        border-radius: 0;
        border-left: 3px solid transparent;
    }

    .dropdown-link:hover,
    .submenu-link:hover {
        background-color: var(--primary-subtle);
        border-left-color: var(--primary);
    }

    /* Mobile CTA Button */
    .nav-menu .btn.btn-primary {
        padding: var(--space-4) var(--space-7);
        font-size: var(--font-base);
        font-weight: 700;
        text-transform: uppercase;
        letter-spacing: 0.5px;
        width: 100%;
        text-align: center;
        margin: 0;
        justify-content: center;
    }

    .nav-menu .btn.btn-primary:hover {
        transform: none;
        background-color: var(--gray-900);
    }

    .hero {
        min-height: 100vh;
        padding: 100px var(--space-5) 0;
    }

    .hero::before {
        height: 50%;
    }

    .hero-title {
        font-size: var(--font-3xl);
        letter-spacing: 0;
        margin-bottom: var(--space-2);
    }

    .hero-subtitle {
        font-size: var(--font-xs);
    }

    .hero-location {
        font-size: var(--font-xs);
    }

    .hero-text-content {
        margin-bottom: var(--space-4);
    }

    .hero-cta .btn {
        width: auto;
        min-width: 200px;
    }

    .hero-features {
        gap: var(--space-4);
        padding: var(--space-4) var(--space-4);
        flex-wrap: wrap;
    }

    .feature-item {
        flex-direction: row;
        text-align: left;
        gap: var(--space-2);
    }

    .feature-item span {
        font-size: 11px;
    }

    .section-title {
        font-size: var(--font-3xl);
        letter-spacing: 0;
    }

    .services-grid,
    .gallery-grid,
    .testimonials-grid {
        grid-template-columns: 1fr;
    }

    .stats-container {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-5);
    }

    .about-content,
    .contact-content {
        grid-template-columns: 1fr;
        gap: var(--space-8);
    }

    .benefits-content {
        grid-template-columns: 1fr;
        gap: var(--space-8);
    }

    .benefits-image {
        order: -1;
    }

    .benefits-image img {
        min-height: 250px;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--space-7);
    }

    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .hero {
        min-height: 100vh;
        padding: 90px var(--space-4) 0;
    }

    .hero::before {
        height: 45%;
    }

    .hero-badge {
        font-size: 9px;
        padding: 4px var(--space-3);
        margin-bottom: var(--space-3);
    }

    .hero-title {
        font-size: var(--font-2xl);
        letter-spacing: 0;
        margin-bottom: var(--space-1);
    }

    .hero-subtitle {
        font-size: var(--font-xs);
        max-width: 280px;
    }

    .hero-location {
        font-size: 11px;
        margin-bottom: var(--space-1);
    }

    .hero-text-content {
        margin-bottom: var(--space-4);
    }

    .hero-cta {
        gap: var(--space-2);
    }

    .hero-fading {
        align-items: center;
    }

    .hero-cta .btn {
        padding: var(--space-3) var(--space-5);
        font-size: var(--font-xs);
        min-width: 155px;
    }

    .hero-features {
        gap: var(--space-2) var(--space-4);
        flex-wrap: wrap;
        padding: var(--space-3) var(--space-4);
        justify-content: center;
    }

    .feature-item {
        flex-direction: row;
        justify-content: center;
        gap: 4px;
    }

    .feature-icon {
        width: 14px;
        height: 14px;
    }

    .feature-item span {
        font-size: 10px;
    }

    .btn-lg {
        padding: var(--space-4);
        font-size: var(--font-base);
    }

    .section-title {
        font-size: var(--font-2xl);
        letter-spacing: 0;
    }

    .services,
    .why-choose,
    .gallery,
    .about,
    .contact,
    .testimonials {
        padding: 50px 0;
        margin: 0;
    }

    .stats-container {
        grid-template-columns: 1fr;
    }

    .stats-container .stat-number {
        font-size: var(--font-3xl);
    }

    .testimonial-card {
        padding: var(--space-7) var(--space-6);
    }

    .contact-form-container {
        padding: var(--space-7) var(--space-5);
    }
}