/* تنظیمات پایه */
:root {
    --primary-color: #2b7a78;
    --primary-dark: #17252a;
    --primary-light: #3aafa9;
    --secondary-color: #feffff;
    --accent-color: #def2f1;
    --text-color: #333;
    --text-light: #777;
    --border-radius: 8px;
    --box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Vazirmatn', sans-serif;
    color: var(--text-color);
    line-height: 1.6;
    background-color: #f9f9f9;
    overflow-x: hidden;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
}

.btn {
    display: inline-block;
    padding: 8px 13px;
    border-radius: var(--border-radius);
    font-weight: 500;
    transition: var(--transition);
    text-align: center;
    cursor: pointer;
}

.btn-primary {
    background-color: var(--primary-color);
    color: white;
    border: 2px solid var(--primary-color);
}

.btn-primary:hover {
    background-color: var(--primary-dark);
    border-color: var(--primary-dark);
    transform: translateY(-3px);
    box-shadow: var(--box-shadow);
}

.btn-secondary {
    background-color: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

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

.btn-outline {
    background-color: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

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

.btn-lg {
    padding: 12px 25px;
    font-size: 1.1rem;
}

.btn-block {
    display: block;
    width: 100%;
}

.section-header {
    text-align: center;
    margin-bottom: 50px;
}

.section-header h2 {
    font-size: 2.2rem;
    color: var(--primary-dark);
    margin-bottom: 15px;
    position: relative;
    display: inline-block;
}

.section-header h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    right: 50%;
    transform: translateX(50%);
    width: 80px;
    height: 3px;
    background-color: var(--primary-light);
}

.section-header p {
    color: var(--text-light);
    font-size: 1.1rem;
    max-width: 700px;
    margin: 0 auto;
}

/* هدر */
.header {
    background-color: white;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: fixed;
    width: 100%;
    top: 0;
    left: 0;
    z-index: 1000;
    transition: var(--transition);
}

.header.scrolled {
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.15);
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
}

.logo img {
    height: 40px;
}

.nav-links {
    display: flex;
    gap: 20px;
}

.nav-links a {
    font-weight: 500;
    position: relative;
    padding: 5px 0;
}

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

.nav-links a:hover::after {
    width: 100%;
    left: 0;
}

.cta-buttons {
    display: flex;
    gap: 15px;
}

.mobile-menu-btn {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
}

/* بخش قهرمان */
.hero {
    padding: 150px 0 80px;
    background: linear-gradient(135deg, var(--accent-color) 0%, white 100%);
    overflow: hidden;
}

.hero .container {
    display: flex;
    align-items: center;
    gap: 50px;
}

.hero-content {
    flex: 1;
}

.hero-image {
    flex: 0.5;
    animation: float 6s ease-in-out infinite;
}

.hero h1 {
    font-size: 2.8rem;
    margin-bottom: 20px;
    color: var(--primary-dark);
    line-height: 1.3;
}

.hero .lead {
    font-size: 1.2rem;
    color: var(--text-light);
    margin-bottom: 30px;
    max-width: 500px;
}

.hero-cta {
    display: flex;
    gap: 20px;
    margin-bottom: 40px;
}

.trust-badges {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.badge {
    background-color: white;
    padding: 10px 20px;
    border-radius: 50px;
    box-shadow: var(--box-shadow);
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.9rem;
}

.badge i {
    color: var(--primary-color);
}

@keyframes float {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
    100% { transform: translateY(0px); }
}

/* بخش اعتبارسنجی */
.trust-section {
    padding: 30px 0;
    background-color: white;
    text-align: center;
}

.trust-section p {
    color: var(--text-light);
    margin-bottom: 20px;
}

.trust-logos {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 40px;
    flex-wrap: wrap;
}

.trust-logos img {
    height: 40px;
    opacity: 0.7;
    transition: var(--transition);
    filter: grayscale(100%);
}

.trust-logos img:hover {
    opacity: 1;
    filter: grayscale(0%);
}

/* بخش خدمات */
.services-section {
    padding: 80px 0;
    background-color: #f5f5f5;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.service-card {
    background-color: white;
    border-radius: var(--border-radius);
    padding: 50px;
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    z-index: 1;
}



.service-footer {
    position: absolute;
    bottom: 20px;
    right: 20px;
    left: 20px;
    text-align: left; /* چینش به چپ */
}

.service-link {
    display: inline-block;
    padding: 8px 15px;
    background-color: var(--primary-light);
    color: white;
    border-radius: var(--border-radius);
    font-size: 0.9rem;
    transition: var(--transition);
}

.service-link:hover {
    background-color: var(--primary-color);
    transform: translateY(-3px);
    box-shadow: var(--box-shadow);
}

.service-link i {
    margin-left: 5px;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 100%;
    height: 5px;
    background-color: var(--primary-light);
    transition: var(--transition);
    z-index: -1;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15);
}

.service-card:hover::before {
    height: 100%;
    opacity: 0.1;
}

.service-card.highlighted {
    border: 2px solid var(--primary-color);
}

.service-icon {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.service-card h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
    color: var(--primary-dark);
}

.service-card p {
    color: var(--text-light);
    margin-bottom: 20px;
}

.service-features {
    margin-top: 20px;
}

.service-features li {
    margin-bottom: 10px;
    position: relative;
    padding-right: 25px;
}

.service-features li::before {
    content: '✓';
    position: absolute;
    right: 0;
    color: var(--primary-color);
    font-weight: bold;
}

/* بخش ویژگی‌ها */
.features-section {
    padding: 80px 0;
    background-color: white;
}

.features-section .container {
    display: flex;
    align-items: center;
    gap: 50px;
}

.features-content {
    flex: 1;
}

.features-image {
    flex: 1;
}

.features-image img {
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
}

.features-section h2 {
    font-size: 2.2rem;
    color: var(--primary-dark);
    margin-bottom: 30px;
}

.features-list {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

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

.feature-icon {
    width: 60px;
    height: 60px;
    background-color: var(--accent-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--primary-color);
    flex-shrink: 0;
}

.feature-text h3 {
    font-size: 1.3rem;
    margin-bottom: 10px;
    color: var(--primary-dark);
}

.feature-text p {
    color: var(--text-light);
}

/* بخش آمار و ارقام */
.stats-section {
    padding: 60px 0;
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-color) 100%);
    color: white;
    text-align: center;
}

.stats-section .container {
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;
    gap: 30px;
}

.stat-item {
    padding: 20px;
}

.stat-number {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 10px;
}

.stat-label {
    font-size: 1.1rem;
    opacity: 0.9;
}

/* بخش محصولات */
.products-section {
    padding: 80px 0;
    background-color: #f5f5f5;
}

.products-tabs {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-bottom: 40px;
}

.tab-btn {
    padding: 10px 25px;
    background-color: transparent;
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
    border-radius: 50px;
    cursor: pointer;
    transition: var(--transition);
    font-weight: 500;
}

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

.tab-btn:hover:not(.active) {
    background-color: var(--accent-color);
}

.tab-pane {
    display: none;
}

.tab-pane.active {
    display: block;
}

.product-card {
    background-color: white;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--box-shadow);
    display: flex;
    transition: var(--transition);
}

.product-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15);
}

.product-image {
    flex: 1;
}

.product-image img {
    height: 100%;
    object-fit: cover;
}

.product-details {
    flex: 1;
    padding: 30px;
}

.product-details h3 {
    font-size: 1.8rem;
    color: var(--primary-dark);
    margin-bottom: 15px;
}

.product-description {
    color: var(--text-light);
    margin-bottom: 20px;
}

.product-features {
    margin-bottom: 30px;
}

.product-features li {
    margin-bottom: 10px;
    padding-right: 25px;
    position: relative;
}

.product-features li i {
    position: absolute;
    right: 0;
    color: var(--primary-color);
}

/* بخش نظرات مشتریان */
.testimonials-section {
    padding: 80px 0;
    background-color: white;
}

.testimonials-slider {
    display: flex;
    gap: 30px;
    overflow-x: auto;
    padding: 20px 0;
    scroll-snap-type: x mandatory;
}

.testimonial-card {
    min-width: 100%;
    scroll-snap-align: start;
    padding: 10px;
}

.testimonial-content {
    background-color: #f9f9f9;
    border-radius: var(--border-radius);
    padding: 30px;
    position: relative;
}

.quote-icon {
    position: absolute;
    top: 20px;
    left: 20px;
    font-size: 2rem;
    color: var(--primary-light);
    opacity: 0.3;
}

.testimonial-text {
    font-size: 1.1rem;
    font-style: italic;
    margin-bottom: 30px;
    color: var(--text-color);
    position: relative;
    z-index: 1;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 15px;
}

.author-avatar {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    object-fit: cover;
}

.author-info h4 {
    font-size: 1.2rem;
    color: var(--primary-dark);
    margin-bottom: 5px;
}

.author-info p {
    color: var(--text-light);
    font-size: 0.9rem;
}

/* بخش درخواست دمو */
.demo-section {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-color) 100%);
    color: white;
}

.demo-section .container {
    display: flex;
    align-items: center;
    gap: 50px;
}

.demo-content {
    flex: 1;
}

.demo-form {
    flex: 1;
    background-color: white;
    border-radius: var(--border-radius);
    padding: 30px;
    box-shadow: var(--box-shadow);
}

.demo-section h2 {
    font-size: 2.2rem;
    margin-bottom: 20px;
}

.demo-description {
    margin-bottom: 30px;
    opacity: 0.9;
}

.demo-features {
    display: flex;
    flex-direction: column;
    gap: 15px;
    margin-bottom: 30px;
}

.demo-feature {
    display: flex;
    align-items: center;
    gap: 10px;
}

.demo-feature i {
    color: var(--primary-light);
}

.form-group {
    margin-bottom: 20px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid #ddd;
    border-radius: var(--border-radius);
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(58, 175, 169, 0.2);
}

.form-group textarea {
    min-height: 100px;
    resize: vertical;
}

/* بخش سوالات متداول */
.faq-section {
    padding: 80px 0;
    background-color: #f5f5f5;
}

.faq-accordion {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    margin-bottom: 15px;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--box-shadow);
    background-color: white;
}

.faq-question {
    width: 100%;
    padding: 20px;
    text-align: right;
    background-color: white;
    border: none;
    font-family: inherit;
    font-size: 1.1rem;
    font-weight: 500;
    color: var(--primary-dark);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: var(--transition);
}

.faq-question:hover {
    background-color: #f9f9f9;
}

.faq-question i {
    transition: var(--transition);
}

.faq-question.active i {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-answer p {
    padding: 0 20px 20px;
    color: var(--text-light);
}

/* بخش تماس با ما */
.contact-section {
    padding: 80px 0;
    background-color: white;
}

.contact-section .container {
    display: flex;
    gap: 50px;
}

.contact-info {
    flex: 1;
}

.contact-map {
    flex: 1;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--box-shadow);
}

.contact-map iframe {
    width: 100%;
    height: 100%;
    min-height: 400px;
    border: none;
}

.contact-description {
    margin-bottom: 30px;
    color: var(--text-light);
}

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: 30px;
    margin-bottom: 40px;
}

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

.contact-icon {
    width: 60px;
    height: 60px;
    background-color: var(--accent-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--primary-color);
    flex-shrink: 0;
}

.contact-details h4 {
    font-size: 1.3rem;
    margin-bottom: 10px;
    color: var(--primary-dark);
}

.contact-details p {
    color: var(--text-light);
}

.social-links {
    display: flex;
    gap: 15px;
}

.social-link {
    width: 40px;
    height: 40px;
    background-color: var(--accent-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    color: var(--primary-color);
    transition: var(--transition);
}

.social-link:hover {
    background-color: var(--primary-color);
    color: white;
    transform: translateY(-5px);
}

/* پاورقی */
.footer {
    background-color: var(--primary-dark);
    color: white;
    padding: 60px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 60px;
}

.footer-col h4 {
    font-size: 1.3rem;
    margin-bottom: 25px;
    position: relative;
    padding-bottom: 10px;
}

.footer-col h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    right: 0;
    width: 50px;
    height: 2px;
    background-color: var(--primary-light);
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.footer-links a {
    color: #ddd;
    transition: var(--transition);
}

.footer-links a:hover {
    color: white;
    padding-right: 10px;
}

.footer-about {
    color: #ddd;
    margin-top: 20px;
    line-height: 1.7;
}

.newsletter-text {
    color: #ddd;
    margin-bottom: 20px;
}

.newsletter-form {
    display: flex;
}

.newsletter-form input {
    flex: 1;
    padding: 12px 15px;
    border: none;
    border-radius: var(--border-radius) 0 0 var(--border-radius);
    font-family: inherit;
}

.newsletter-form button {
    background-color: var(--primary-color);
    color: white;
    border: none;
    padding: 0 20px;
    border-radius: 0 var(--border-radius) var(--border-radius) 0;
    cursor: pointer;
    transition: var(--transition);
}

.newsletter-form button:hover {
    background-color: var(--primary-light);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.copyright {
    color: #ddd;
    font-size: 0.9rem;
}

.footer-legal {
    display: flex;
    gap: 20px;
}

.footer-legal a {
    color: #ddd;
    font-size: 0.9rem;
    transition: var(--transition);
}

.footer-legal a:hover {
    color: white;
}

/* دکمه بازگشت به بالا */
.back-to-top {
    position: fixed;
    bottom: 30px;
    left: 30px;
    width: 50px;
    height: 50px;
    background-color: var(--primary-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    box-shadow: var(--box-shadow);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    z-index: 999;
}

.back-to-top.active {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    background-color: var(--primary-dark);
    transform: translateY(-5px);
}

/* رسپانسیو */
@media (max-width: 992px) {
    .hero .container,
    .features-section .container,
    .demo-section .container,
    .contact-section .container {
        flex-direction: column;
    }

    .hero {
        padding: 120px 0 60px;
        text-align: center;
    }

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

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

    .hero .lead {
        margin-left: auto;
        margin-right: auto;
    }

    .features-image,
    .contact-map {
        order: -1;
    }

    .product-card {
        flex-direction: column;
    }
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 80px;
        right: -100%;
        width: 80%;
        height: calc(100vh - 80px);
        background-color: white;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 30px;
        transition: var(--transition);
        box-shadow: -5px 0 15px rgba(0, 0, 0, 0.1);
    }

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

    .mobile-menu-btn {
        display: block;
    }

    .cta-buttons {
        display: none;
    }

    .section-header h2 {
        font-size: 1.8rem;
    }

    .hero h1 {
        font-size: 2.2rem;
    }

    .hero-cta {
        flex-direction: column;
        gap: 15px;
    }

    .stats-section .container {
        grid-template-columns: repeat(2, 1fr);
    }

    .footer-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 576px) {
    .services-grid {
        grid-template-columns: 1fr;
    }

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

    .products-tabs {
        flex-direction: column;
    }

    .tab-btn {
        width: 100%;
    }
}

/* استایل پیام پاسخ */
#apiResponse {
    transition: all 0.4s ease;
    border-radius: 8px;
    padding: 15px;
    font-size: 0.95rem;
}

/* استایل پیام موفقیت */
.response-success {
    background-color: #e8f5e9;
    border-left: 4px solid #4caf50;
    color: #2e7d32;
}

/* استایل پیام خطا */
.response-error {
    background-color: #ffebee;
    border-left: 4px solid #f44336;
    color: #c62828;
}

/* انیمیشن اسپینر */
@keyframes spin {
    to { transform: rotate(360deg); }
}
.spinner-border {
    display: inline-block;
    width: 1rem;
    height: 1rem;
    vertical-align: middle;
    border: 0.15em solid currentColor;
    border-right-color: transparent;
    border-radius: 50%;
    animation: spin 0.75s linear infinite;
}


/* استایل Spinner */
.spinner {
    width: 18px;
    height: 18px;
    border: 3px solid rgba(255,255,255,0.3);
    border-radius: 50%;
    border-top-color: #fff;
    display: inline-block;
    margin-right: 8px;
    animation: spin 1s ease-in-out infinite;
}

.fa-spin {
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* حالت غیرفعال دکمه */
#submitBtn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}