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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Open Sans', sans-serif;
    line-height: 1.6;
    color: #2c3e50;
    background-color: #ecf0f1;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: 'Montserrat', sans-serif;
    font-weight: 600;
    margin-bottom: 1rem;
}

h1 {
    font-size: 2.5rem;
    line-height: 1.2;
}

h2 {
    font-size: 2rem;
    line-height: 1.3;
}

h3 {
    font-size: 1.5rem;
    line-height: 1.4;
}

p {
    margin-bottom: 1rem;
}

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

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 2rem;
    text-decoration: none;
    font-weight: 500;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 1rem;
    line-height: 1.5;
}

.btn-primary {
    background-color: #1abc9c;
    color: white;
}

.btn-primary:hover {
    background-color: #16a085;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(26, 188, 156, 0.3);
}

.btn-secondary {
    background-color: #95a5a6;
    color: white;
}

.btn-secondary:hover {
    background-color: #7f8c8d;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(149, 165, 166, 0.3);
}

.btn-outline {
    background-color: white;
    color: #1abc9c;
    border: 2px solid #1abc9c;
}

.btn-outline:hover {
    background-color: #1abc9c;
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(26, 188, 156, 0.3);
}

/* Header */
.header {
    background-color: white;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    transition: all 0.3s ease;
}

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

.nav-brand {
    display: flex;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    color: #2c3e50;
    font-weight: 700;
}

.logo-text {
    margin-left: 0.5rem;
    font-size: 1.5rem;
    font-family: 'Montserrat', sans-serif;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-list {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

.nav-link {
    text-decoration: none;
    color: #2c3e50;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    color: #1abc9c;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: #1abc9c;
    transition: width 0.3s ease;
}

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

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background-color: #2c3e50;
    transition: all 0.3s ease;
}

.nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

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

.nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

/* Main Content */
.main {
    margin-top: 80px;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #1abc9c 0%, #16a085 100%);
    color: white;
    padding: 6rem 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('./img/zhIHrs.jpg') center/cover;
    opacity: 0.1;
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
}

.hero-title {
    font-size: 3rem;
    margin-bottom: 1rem;
    animation: fadeInUp 1s ease;
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.9;
    animation: fadeInUp 1s ease 0.2s both;
}

.hero-cta {
    display: flex;
    justify-content: center;
    gap: 1rem;
    animation: fadeInUp 1s ease 0.4s both;
}

/* Section Styles */
.section {
    padding: 5rem 0;
}

.section-title {
    text-align: center;
    margin-bottom: 3rem;
    color: #2c3e50;
}

.section-subtitle {
    text-align: center;
    color: #7f8c8d;
    margin-bottom: 3rem;
    font-size: 1.125rem;
}

/* About Section */
.about {
    background-color: white;
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.about-text {
    font-size: 1.125rem;
    line-height: 1.8;
}

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

.about-image img {
    max-width: 100%;
    height: auto;
    border-radius: 2rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

/* Features Section */
.features {
    background-color: #ecf0f1;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.feature-card {
    background-color: white;
    padding: 2rem;
    border-radius: 2rem;
    text-align: center;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

.feature-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 1rem;
    background-color: #1abc9c;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
}

.feature-title {
    color: #2c3e50;
    margin-bottom: 1rem;
}

.feature-description {
    color: #7f8c8d;
    line-height: 1.6;
}

/* Services Section */
.services {
    background-color: white;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.service-card {
    background-color: #ecf0f1;
    padding: 2rem;
    border-radius: 2rem;
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 3px solid transparent;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
    border-color: #1abc9c;
}

.service-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: 1rem;
    margin-bottom: 1rem;
}

.service-title {
    color: #2c3e50;
    margin-bottom: 1rem;
}

.service-description {
    color: #7f8c8d;
    margin-bottom: 1.5rem;
}

.service-price {
    font-size: 1.5rem;
    font-weight: 700;
    color: #1abc9c;
    margin-bottom: 1rem;
}

/* Pricing Section */
.pricing {
    background-color: #ecf0f1;
}

.pricing-table {
    background-color: white;
    border-radius: 2rem;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    margin: 2rem 0;
}

.pricing-table table {
    width: 100%;
    border-collapse: collapse;
}

.pricing-table th,
.pricing-table td {
    padding: 1rem;
    text-align: center;
    border-bottom: 1px solid #ecf0f1;
}

.pricing-table th {
    background-color: #1abc9c;
    color: white;
    font-weight: 600;
}

.pricing-table tr:hover {
    background-color: #f8f9fa;
}

.pricing-table .price {
    font-size: 1.25rem;
    font-weight: 700;
    color: #1abc9c;
}

/* Testimonials Section */
.testimonials {
    background-color: white;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.testimonial-card {
    background-color: #ecf0f1;
    padding: 2rem;
    border-radius: 2rem;
    text-align: center;
    position: relative;
}

.testimonial-quote {
    font-size: 1.125rem;
    line-height: 1.6;
    margin-bottom: 1rem;
    font-style: italic;
}

.testimonial-author {
    font-weight: 600;
    color: #1abc9c;
}

.testimonial-rating {
    color: #f1c40f;
    font-size: 1.25rem;
    margin-bottom: 1rem;
}

/* Contact Section */
.contact {
    background-color: #ecf0f1;
}

.error-message {
    background-color: #e74c3c;
    color: white;
    padding: 1rem;
    border-radius: 0.5rem;
    margin-bottom: 1rem;
    font-size: 0.875rem;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: start;
}

.contact-info {
    background-color: white;
    padding: 2rem;
    border-radius: 2rem;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

.contact-info .contact-text {
    color: #2c3e50;
}

.contact-info .contact-text a {
    color: #2c3e50;
    text-decoration: none;
    transition: color 0.3s ease;
}

.contact-info .contact-text a:hover {
    color: #1abc9c;
}

.contact-info .contact-text strong {
    color: #2c3e50;
}

.contact-form {
    background-color: white;
    padding: 2rem;
    border-radius: 2rem;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: #2c3e50;
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid #ecf0f1;
    border-radius: 0.5rem;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: #1abc9c;
}

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

.form-checkbox {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.form-checkbox input {
    width: auto;
}

.form-checkbox label {
    font-size: 0.875rem;
    color: #7f8c8d;
}

.form-checkbox a {
    color: #1abc9c;
    text-decoration: none;
}

.form-checkbox a:hover {
    text-decoration: underline;
}

/* Footer */
.footer {
    background-color: #2c3e50;
    color: white;
    padding: 3rem 0 1rem;
}

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

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

.footer-logo {
    display: flex;
    align-items: center;
    margin-bottom: 1rem;
}

.footer-logo-text {
    margin-left: 0.5rem;
    font-size: 1.5rem;
    font-weight: 700;
}

.footer-description {
    color: #bdc3c7;
    line-height: 1.6;
}

.footer-title {
    color: #1abc9c;
    margin-bottom: 1rem;
    font-size: 1.25rem;
}

.footer-list {
    list-style: none;
}

.footer-list li {
    margin-bottom: 0.5rem;
}

.footer-list a {
    color: #bdc3c7;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-list a:hover {
    color: #1abc9c;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

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

.contact-text a {
    color: #2c3e50;
    text-decoration: none;
    transition: color 0.3s ease;
}

.contact-text a:hover {
    color: #1abc9c;
}

.contact-text {
    color: #2c3e50;
}

.contact-text span {
    color: #2c3e50;
}

.footer-bottom {
    border-top: 1px solid #34495e;
    padding-top: 2rem;
    margin-top: 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-copyright {
    color: #bdc3c7;
}

.footer-social {
    color: #bdc3c7;
}

/* Cookie Banner */
.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: #2c3e50;
    color: white;
    padding: 1rem;
    z-index: 1001;
    opacity: 0;
    transform: translateY(100%);
    transition: all 0.3s ease;
}

.cookie-banner.show {
    opacity: 1;
    transform: translateY(0);
}

.cookie-content {
    display: flex;
    align-items: center;
    gap: 1rem;
    max-width: 1200px;
    margin: 0 auto;
}

.cookie-icon {
    color: #1abc9c;
    flex-shrink: 0;
}

.cookie-text {
    flex: 1;
}

.cookie-text h3 {
    margin-bottom: 0.5rem;
    color: #1abc9c;
}

.cookie-text p {
    margin-bottom: 0.5rem;
    font-size: 0.875rem;
    color: #bdc3c7;
}

.cookie-link {
    color: #1abc9c;
    text-decoration: none;
    font-size: 0.875rem;
}

.cookie-link:hover {
    text-decoration: underline;
}

.cookie-actions {
    display: flex;
    gap: 1rem;
    flex-shrink: 0;
}

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

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 0 1rem;
    }
    
    .nav-menu {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 80px);
        background-color: white;
        flex-direction: column;
        justify-content: start;
        align-items: center;
        padding: 2rem;
        transition: left 0.3s ease;
        box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-list {
        flex-direction: column;
        gap: 1rem;
        margin-bottom: 2rem;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .main {
        margin-top: 80px;
    }
    
    .hero {
        padding: 4rem 0;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-cta {
        flex-direction: column;
        align-items: center;
    }
    
    .section {
        padding: 3rem 0;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .about-image {
        order: -1;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .footer-main {
        grid-template-columns: 1fr;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
    
    .cookie-content {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
    
    .cookie-actions {
        justify-content: center;
    }
    
    .pricing-table {
        overflow-x: auto;
    }
    
    .pricing-table table {
        min-width: 600px;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 1.75rem;
    }
    
    .section-title {
        font-size: 1.5rem;
    }
    
    .btn {
        padding: 0.5rem 1rem;
        font-size: 0.875rem;
    }
    
    .feature-card,
    .service-card,
    .testimonial-card {
        padding: 1.5rem;
    }
    
    .contact-form,
    .contact-info {
        padding: 1.5rem;
    }
}

/* Utility Classes */
.text-center {
    text-align: center;
}

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

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

.mb-1 {
    margin-bottom: 1rem;
}

.mb-2 {
    margin-bottom: 2rem;
}

.mb-3 {
    margin-bottom: 3rem;
}

.mt-1 {
    margin-top: 1rem;
}

.mt-2 {
    margin-top: 2rem;
}

.mt-3 {
    margin-top: 3rem;
}

.d-flex {
    display: flex;
}

.justify-center {
    justify-content: center;
}

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

.gap-1 {
    gap: 1rem;
}

.gap-2 {
    gap: 2rem;
}

.w-full {
    width: 100%;
}

.h-full {
    height: 100%;
}

.rounded {
    border-radius: 0.5rem;
}

.rounded-lg {
    border-radius: 1rem;
}

.rounded-xl {
    border-radius: 2rem;
}

.shadow {
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.shadow-lg {
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

.shadow-xl {
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}