/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: #334155;
    background-color: #ffffff;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

/* Color Variables */
:root {
    --primary: #1e40af;
    --secondary: #64748b;
    --steel-50: #f8fafc;
    --steel-100: #f1f5f9;
    --steel-200: #e2e8f0;
    --steel-300: #cbd5e1;
    --steel-400: #94a3b8;
    --steel-500: #64748b;
    --steel-600: #475569;
    --steel-700: #334155;
    --steel-800: #1e293b;
    --steel-900: #0f172a;
    --white: #ffffff;
}

/* Navigation */
.nav {
    background: var(--white);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 50;
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.logo {
    display: flex;
    align-items: center;
    cursor: pointer;
}

.logo-main {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--primary);
}

.logo-sub {
    margin-left: 0.5rem;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--secondary);
}

.nav-desktop {
    display: none;
    gap: 2rem;
}

.nav-item {
    background: none;
    border: none;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--steel-600);
    cursor: pointer;
    padding: 0.5rem 0;
    transition: color 0.3s ease;
    position: relative;
}

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

.nav-item.active {
    color: var(--primary);
    border-bottom: 2px solid var(--primary);
}

.mobile-menu-btn {
    display: flex;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.hamburger {
    width: 1.5rem;
    height: 2px;
    background: var(--steel-600);
    margin: 2px 0;
    transition: 0.3s;
}

.nav-mobile {
    display: none;
    padding: 1rem 0;
    border-top: 1px solid var(--steel-200);
}

.nav-mobile.active {
    display: block;
    animation: slideDown 0.3s ease-out;
}

.nav-mobile-item {
    display: block;
    width: 100%;
    background: none;
    border: none;
    padding: 0.75rem 1rem;
    text-align: left;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--steel-600);
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.nav-mobile-item:hover,
.nav-mobile-item.active {
    background: var(--steel-100);
    color: var(--primary);
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--steel-50) 0%, var(--steel-100) 100%);
    padding: 5rem 0 8rem;
}

.hero-content {
    display: grid;
    gap: 3rem;
    align-items: center;
}

.hero-text {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    animation: fadeIn 0.6s ease-out;
}

.hero-title {
    font-size: 2.5rem;
    font-weight: bold;
    color: var(--steel-900);
    line-height: 1.2;
}

.hero-title-accent {
    display: block;
    color: var(--primary);
}

.hero-tagline {
    font-size: 1.25rem;
    color: var(--steel-600);
    margin-top: 1rem;
    font-weight: 500;
    font-style: italic;
}

.hero-description {
    font-size: 1.125rem;
    color: var(--steel-700);
    line-height: 1.7;
}

.hero-buttons {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.hero-image {
    position: relative;
}

/* Carousel Styles */
.carousel-container {
    position: relative;
    aspect-ratio: 16/9;
    background: linear-gradient(135deg, var(--steel-200) 0%, var(--steel-300) 100%);
    border-radius: 1rem;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    overflow: hidden;
}

.carousel {
    width: 100%;
    height: 100%;
    position: relative;
}

.carousel-track {
    display: flex;
    transition: transform 0.5s ease-in-out;
    height: 100%;
}

.carousel-slide {
    min-width: 100%;
    height: 100%;
}

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

.carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255, 255, 255, 0.9);
    border: none;
    color: var(--steel-900);
    font-size: 2rem;
    width: 3rem;
    height: 3rem;
    border-radius: 50%;
    cursor: pointer;
    z-index: 10;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.carousel-btn:hover {
    background: white;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.carousel-prev {
    left: 1rem;
}

.carousel-next {
    right: 1rem;
}

.carousel-indicators {
    position: absolute;
    bottom: 1rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 0.5rem;
    z-index: 10;
}

.carousel-indicator {
    width: 0.75rem;
    height: 0.75rem;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
}

.carousel-indicator.active {
    background: white;
    width: 2rem;
    border-radius: 0.375rem;
}

.hero-image-container {
    aspect-ratio: 16/9;
    background: linear-gradient(135deg, var(--steel-200) 0%, var(--steel-300) 100%);
    border-radius: 0.5rem;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    overflow: hidden;
    position: relative;
}

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

.hero-overlay {
    position: absolute;
    inset: 0;
    background: rgba(30, 64, 175, 0.1);
}

.hero-decoration-1 {
    position: absolute;
    top: -1rem;
    right: -1rem;
    width: 6rem;
    height: 6rem;
    background: rgba(30, 64, 175, 0.2);
    border-radius: 50%;
    filter: blur(20px);
}

.hero-decoration-2 {
    position: absolute;
    bottom: -1rem;
    left: -1rem;
    width: 8rem;
    height: 8rem;
    background: rgba(148, 163, 184, 0.2);
    border-radius: 50%;
    filter: blur(20px);
}

/* Buttons */
.btn {
    padding: 0.75rem 1.5rem;
    border-radius: 0.375rem;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

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

.btn-primary:hover {
    background: #1d4ed8;
}

.btn-outline {
    background: transparent;
    color: var(--steel-700);
    border: 1px solid var(--steel-300);
}

.btn-outline:hover {
    background: var(--steel-100);
}

.btn-full {
    width: 100%;
}

/* Sections */
.about {
    padding: 5rem 0;
    background: var(--white);
}

.services {
    padding: 5rem 0;
    background: linear-gradient(135deg, var(--steel-50) 0%, var(--steel-100) 100%);
}

.contact {
    padding: 5rem 0;
    background: var(--white);
}

.about-content,
.services-content,
.contact-content {
    max-width: 64rem;
    margin: 0 auto;
}

/* Section Headers */
.section-header {
    text-align: center;
    margin-bottom: 4rem;
    animation: fadeIn 0.6s ease-out;
}

.section-title {
    font-size: 2.5rem;
    font-weight: bold;
    color: var(--steel-900);
    margin-bottom: 1rem;
}

.section-divider {
    width: 6rem;
    height: 4px;
    background: var(--primary);
    margin: 0 auto 1.5rem;
}

.section-subtitle {
    font-size: 1.25rem;
    color: var(--steel-600);
    max-width: 48rem;
    margin: 0 auto;
}

/* Cards */
.card {
    background: var(--white);
    border-radius: 0.5rem;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.card:hover {
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    transform: translateY(-2px);
}

.card-bordered {
    border-left: 4px solid var(--primary);
}

.card-primary {
    background: linear-gradient(135deg, rgba(30, 64, 175, 0.05) 0%, rgba(30, 64, 175, 0.1) 100%);
}

.card-steel {
    background: linear-gradient(135deg, var(--steel-50) 0%, var(--steel-100) 100%);
}

.card-header {
    padding: 2rem 2rem 1rem;
}

.card-content {
    padding: 2rem;
}

.card-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--steel-900);
    margin-bottom: 1rem;
}

.card-text {
    font-size: 1.125rem;
    color: var(--steel-700);
    line-height: 1.7;
    margin-bottom: 1rem;
}

.card-text:last-child {
    margin-bottom: 0;
}

/* About Section Specific */
.about-history {
    margin-bottom: 4rem;
    animation: fadeIn 0.6s ease-out;
}

.mission-vision {
    display: grid;
    gap: 2rem;
    margin-bottom: 4rem;
    animation: fadeIn 0.6s ease-out;
}

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

.values-title {
    font-size: 1.875rem;
    font-weight: 600;
    color: var(--steel-900);
    text-align: center;
    margin-bottom: 3rem;
}

.values-grid {
    display: grid;
    gap: 2rem;
}

.value-card {
    background: var(--white);
    border-radius: 0.5rem;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    text-align: center;
    transition: all 0.3s ease;
}

.value-card:hover {
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}

.value-content {
    padding: 2rem;
}

.value-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 1rem;
}

.value-text {
    color: var(--steel-600);
    line-height: 1.7;
}

/* Services Section Specific */
.services-grid {
    display: grid;
    gap: 2rem;
    margin-bottom: 3rem;
}

.service-card {
    background: var(--white);
    border-radius: 0.5rem;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    animation: fadeIn 0.6s ease-out;
}

.service-card:hover {
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    transform: translateY(-4px);
}

.service-header {
    padding: 2rem 2rem 1rem;
}

.service-title {
    font-size: 1.25rem;
    color: var(--primary);
    font-weight: 600;
}

.service-content {
    padding: 0 2rem 2rem;
}

.service-description {
    color: var(--steel-700);
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.service-features {
    list-style: none;
}

.service-features li {
    display: flex;
    align-items: center;
    font-size: 0.875rem;
    color: var(--steel-600);
    margin-bottom: 0.5rem;
}

.feature-dot {
    width: 8px;
    height: 8px;
    background: var(--primary);
    border-radius: 50%;
    margin-right: 0.75rem;
    flex-shrink: 0;
}

.services-cta {
    text-align: center;
    animation: fadeIn 0.6s ease-out;
}

.cta-container {
    background: rgba(30, 64, 175, 0.05);
    border-radius: 0.5rem;
    padding: 2rem;
    border: 1px solid rgba(30, 64, 175, 0.2);
}

.cta-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--steel-900);
    margin-bottom: 1rem;
}

.cta-text {
    color: var(--steel-700);
    margin-bottom: 1.5rem;
    max-width: 32rem;
    margin-left: auto;
    margin-right: auto;
}

/* Contact Section Specific */
.contact-grid {
    display: grid;
    gap: 3rem;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

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

.form-label {
    color: var(--steel-700);
    margin-bottom: 0.25rem;
    font-weight: 500;
}

.form-input,
.form-textarea {
    padding: 0.75rem;
    border: 1px solid var(--steel-300);
    border-radius: 0.375rem;
    font-size: 1rem;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
    background: var(--white);
}

.form-input:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(30, 64, 175, 0.1);
}

.form-textarea {
    min-height: 7.5rem;
    resize: vertical;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.contact-icon {
    font-size: 1.25rem;
    margin-top: 0.25rem;
    flex-shrink: 0;
}

.contact-title {
    font-weight: 600;
    color: var(--steel-900);
    margin-bottom: 0.25rem;
}

.contact-value {
    color: var(--steel-600);
    margin-bottom: 0.25rem;
}

.contact-note {
    font-size: 0.875rem;
    color: var(--steel-500);
}

.why-choose-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.why-choose-list li {
    display: flex;
    align-items: center;
    color: var(--steel-700);
}

/* Footer */
.footer {
    background: var(--steel-900);
    color: var(--white);
    padding: 3rem 0;
}

.footer-content {
    display: grid;
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-title {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--primary);
    margin-bottom: 1rem;
}

.footer-tagline {
    color: var(--steel-300);
    margin-bottom: 1rem;
    font-style: italic;
}

.footer-text {
    color: var(--steel-400);
    font-size: 0.875rem;
    line-height: 1.7;
}

.footer-subtitle {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.footer-links,
.footer-services {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.footer-links a {
    color: var(--steel-400);
    text-decoration: none;
    transition: color 0.3s ease;
}

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

.footer-services li {
    color: var(--steel-400);
    font-size: 0.875rem;
}

.footer-bottom {
    border-top: 1px solid var(--steel-700);
    padding-top: 2rem;
}

.footer-bottom-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

.footer-copyright {
    color: var(--steel-400);
    font-size: 0.875rem;
}

.footer-legal {
    display: flex;
    gap: 1.5rem;
}

.footer-legal-link {
    color: var(--steel-400);
    text-decoration: none;
    font-size: 0.875rem;
    transition: color 0.3s ease;
}

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

/* Toast Notification */
.toast {
    position: fixed;
    top: 20px;
    right: 20px;
    background: var(--steel-900);
    color: var(--white);
    padding: 1rem 1.5rem;
    border-radius: 0.5rem;
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    transform: translateX(100%);
    opacity: 0;
    transition: all 0.3s ease;
    z-index: 1000;
}

.toast.show {
    transform: translateX(0);
    opacity: 1;
}

.toast.success {
    background: #059669;
}

.toast.error {
    background: #dc2626;
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideDown {
    from {
        transform: translateY(-100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

/* Responsive Design */
@media (min-width: 640px) {
    .hero-buttons {
        flex-direction: row;
    }
    
    .mission-vision {
        grid-template-columns: 1fr 1fr;
    }
    
    .footer-bottom-content {
        flex-direction: row;
        justify-content: space-between;
    }
}

@media (min-width: 768px) {
    .nav-desktop {
        display: flex;
    }
    
    .mobile-menu-btn {
        display: none;
    }
    
    .hero-content {
        grid-template-columns: 1fr 1fr;
    }
    
    .hero-title {
        font-size: 3.75rem;
    }
    
    .values-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .contact-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .footer-content {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (min-width: 1024px) {
    .hero {
        padding: 5rem 0 8rem;
    }
    
    .hero-title {
        font-size: 6rem;
    }
    
    .hero-tagline {
        font-size: 1.5rem;
    }
}