/* ==================== Google Font Import ==================== */
@import url('https://fonts.googleapis.com/css2?family=Vazirmatn:wght@300;400;500;700&display=swap');

/* ==================== CSS Variables Definition ==================== */
:root {
    /* Light Mode Palette (Default) */
    --color-primary: #2979FF;      /* آبی سلامت */
    --color-secondary: #00C853;     /* سبز زندگی */
    --background-primary: #FFFFFF;
    --background-secondary: #F5F5F5;
    --text-primary: #424242;
    --text-secondary: #757575;
    --border-color: #E0E0E0;
    --card-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

[data-theme="dark"] {
    /* Dark Mode Palette */
    --color-primary: #82B1FF;      /* آبی روشن */
    --color-secondary: #69F0AE;     /* سبز روشن */
    --background-primary: #121212;
    --background-secondary: #1E1E1E;
    --text-primary: #E0E0E0;
    --text-secondary: #BDBDBD;
    --border-color: #424242;
    --card-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

/* ==================== Basic Reset & Global Styles ==================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Vazirmatn', sans-serif;
    background-color: var(--background-primary);
    color: var(--text-primary);
    line-height: 1.7;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    transition: background-color 0.3s ease, color 0.3s ease;
}

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color 0.3s ease;
}

a:hover {
    color: var(--color-secondary);
}

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

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
}

/* ==================== Header Styles ==================== */
#main-header {
    background-color: var(--background-primary);
    box-shadow: var(--card-shadow);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: background-color 0.3s ease;
}

#main-header nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo img {
    height: 90px;
}

.main-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.main-menu a {
    color: var(--text-primary);
    font-weight: 500;
    position: relative;
    padding-bottom: 0.5rem;
}

.main-menu a::after {
    content: '';
    position: absolute;
    bottom: 0;
    right: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-primary);
    transition: width 0.3s ease;
}

.main-menu a:hover::after {
    width: 100%;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.btn {
    padding: 0.6rem 1.2rem;
    border-radius: 8px;
    font-weight: 500;
    text-align: center;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.btn-primary {
    background-color: var(--color-primary);
    color: #FFFFFF;
    border: 1px solid var(--color-primary);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(41, 121, 255, 0.3);
    color: #FFFFFF;
}

.login-btn {
    font-weight: 500;
    color: var(--text-secondary);
}

.theme-toggle-btn {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-primary);
}

.mobile-menu-icon {
    display: none; /* Hidden on desktop */
    cursor: pointer;
    flex-direction: column;
    gap: 5px;
}

.mobile-menu-icon span {
    display: block;
    width: 25px;
    height: 3px;
    background-color: var(--text-primary);
    border-radius: 3px;
}

/* ==================== Hero Search Section Styles ==================== */
#hero-search {
    background-color: var(--background-secondary);
    padding: 4rem 0;
    text-align: center;
    border-bottom: 1px solid var(--border-color);
}

#hero-search h1 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

#hero-search p {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.search-wrapper {
    max-width: 700px;
    margin: 0 auto;
    position: relative;
}

.search-wrapper input[type="search"] {
    width: 100%;
    padding: 1rem 1.5rem;
    border-radius: 50px;
    border: 1px solid var(--border-color);
    font-size: 1rem;
    font-family: 'Vazirmatn', sans-serif;
    background-color: var(--background-primary);
    color: var(--text-primary);
    padding-left: 140px; /* Space for the button */
}

.search-wrapper input[type="search"]:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(41, 121, 255, 0.2);
}

.search-wrapper button {
    position: absolute;
    left: 8px;
    top: 50%;
    transform: translateY(-50%);
    border: none;
    border-radius: 40px;
    cursor: pointer;
}

/* ==================== Services Section Styles ==================== */
#services {
    padding: 4rem 0;
}

.section-title {
    text-align: center;
    margin-bottom: 3rem;
}

.section-title h2 {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.section-title p {
    font-size: 1.1rem;
    color: var(--text-secondary);
}

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

.service-card {
    background-color: var(--background-secondary);
    border-radius: 12px;
    padding: 2rem;
    text-align: center;
    border: 1px solid var(--border-color);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--card-shadow);
}

.service-icon {
    margin-bottom: 1.5rem;
}

.service-icon img {
    height: 64px;
    width: 64px;
}

.service-card h3 {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.service-card p {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

/* ==================== Specialties Section Styles ==================== */
#specialties {
    background-color: var(--background-primary);
    padding: 4rem 0;
    border-top: 1px solid var(--border-color);
}

.specialties-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.specialty-card {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem;
    background-color: var(--background-secondary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.specialty-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--card-shadow);
    border-color: var(--color-primary);
}

.specialty-card h3 {
    font-size: 1.1rem;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.specialty-card p {
    font-size: 0.9rem;
    color: var(--color-secondary);
}

.specialty-icon {
    font-size: 2rem;
    font-weight: 300;
    color: var(--color-primary);
    transition: transform 0.3s ease;
}

.specialty-card:hover .specialty-icon {
    transform: translateX(-5px);
}

.view-all-wrapper {
    text-align: center;
}

.btn-secondary {
    background-color: transparent;
    color: var(--color-primary);
    border: 1px solid var(--color-primary);
}

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

/* ==================== Top Doctors Section Styles ==================== */
#top-doctors {
    background-color: var(--background-secondary);
    padding: 4rem 0;
    border-top: 1px solid var(--border-color);
}

.section-title-slider {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 3rem;
}

.section-title-slider .section-title {
    text-align: right;
    margin-bottom: 0;
}

.slider-nav {
    display: flex;
    gap: 0.5rem;
}

.slider-nav button {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 1px solid var(--border-color);
    background-color: var(--background-primary);
    color: var(--color-primary);
    font-size: 1.5rem;
    cursor: pointer;
    transition: background-color 0.3s ease, color 0.3s ease;
}

.slider-nav button:hover {
    background-color: var(--color-primary);
    color: #FFFFFF;
}

.slider-wrapper {
    overflow-x: hidden;
    position: relative;
}

.slider {
    display: flex;
    gap: 1.5rem;
    transition: transform 0.5s ease-in-out;
}

.doctor-card {
    flex: 0 0 280px; /* Do not grow, do not shrink, base width 280px */
    background-color: var(--background-primary);
    border-radius: 12px;
    padding: 1.5rem;
    text-align: center;
    border: 1px solid var(--border-color);
    box-shadow: var(--card-shadow);
}

.doctor-avatar {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    object-fit: cover;
    margin-bottom: 1rem;
    border: 3px solid var(--border-color);
}

.doctor-card h3 {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.doctor-card p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.doctor-rating {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.25rem;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.doctor-rating span {
    color: #FFC107; /* Gold color for star */
}

/* ==================== Magazine Section Styles ==================== */
#magazine {
    background-color: var(--background-primary);
    padding: 4rem 0;
    border-top: 1px solid var(--border-color);
}

.magazine-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.article-card {
    background-color: var(--background-secondary);
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid var(--border-color);
    box-shadow: var(--card-shadow);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    display: block; /* To make the whole card a link */
}

.article-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.12);
}

.article-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.article-content {
    padding: 1.5rem;
}

.article-category {
    display: inline-block;
    background-color: var(--color-primary);
    color: #FFFFFF;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
    margin-bottom: 1rem;
}

.article-card h3 {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.article-excerpt {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 1rem;
    /* Limit text to 3 lines */
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.read-more {
    font-weight: 500;
    color: var(--color-primary);
    transition: color 0.3s ease;
}

.article-card:hover .read-more {
    color: var(--color-secondary);
}

/* ==================== Footer Styles ==================== */
#main-footer {
    background-color: var(--background-secondary);
    color: var(--text-secondary);
    border-top: 1px solid var(--border-color);
}

/* Newsletter Section */
.newsletter-section {
    padding: 3rem 0;
    background-color: var(--background-primary);
    text-align: center;
}

.newsletter-section h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.newsletter-form {
    display: flex;
    justify-content: center;
    max-width: 500px;
    margin: 1.5rem auto 0;
    border-radius: 50px;
    border: 1px solid var(--border-color);
    overflow: hidden;
}

.newsletter-form input {
    flex-grow: 1;
    border: none;
    padding: 0.8rem 1.5rem;
    font-size: 1rem;
    font-family: 'Vazirmatn', sans-serif;
    background-color: transparent;
    color: var(--text-primary);
}

.newsletter-form input:focus {
    outline: none;
}

.newsletter-form button {
    border: none;
    border-radius: 0;
    padding: 0.8rem 1.5rem;
    cursor: pointer;
}

/* Main Footer Content */
.main-footer-content {
    padding: 4rem 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
}

.footer-col .footer-logo {
    height: 100px;
    margin-bottom: 1rem;
}

.footer-col h4 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1.5rem;
}

.footer-col p {
    font-size: 0.9rem;
    line-height: 1.8;
}

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

.footer-col ul li {
    margin-bottom: 0.75rem;
}

.footer-col ul a {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

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

.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 1.5rem;
}

.social-links img {
    width: 32px;
    height: 32px;
    opacity: 0.7;
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.social-links a:hover img {
    opacity: 1;
    transform: scale(1.1);
}

/* Copyright Section */
.copyright-section {
    background-color: var(--background-primary);
    padding: 1.5rem 0;
    border-top: 1px solid var(--border-color);
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.copyright-section .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap; /* Allows items to stack on small screens */
    gap: 1rem; /* Adds space when items stack */
}

.credits-text a {
    font-weight: 500;
    color: var(--color-primary);
    transition: text-decoration 0.3s ease;
}

.credits-text a:hover {
    text-decoration: underline;
    color: var(--color-primary); /* Keep color on hover */
}

/* Adjust for smaller screens */
@media (max-width: 768px) {
    .copyright-section .container {
        justify-content: center; /* Center the items when they stack */
        text-align: center;
    }
}


/* ==================== Responsive Styles ==================== */
@media (max-width: 992px) {
    /* Header */
    .main-menu, .header-actions .btn, .header-actions .login-btn {
        display: none;
    }
    .mobile-menu-icon {
        display: flex;
    }
    #main-header nav {
        position: relative;
    }
    .main-menu {
        flex-direction: column;
        position: absolute;
        top: 100%;
        right: 0;
        width: 100%;
        background-color: var(--background-primary);
        box-shadow: var(--card-shadow);
        border-top: 1px solid var(--border-color);
        padding: 1rem 0;
    }
    .main-menu.active {
        display: flex;
    }
    .main-menu li {
        width: 100%;
        text-align: center;
    }
    .main-menu a {
        display: block;
        padding: 1rem;
    }
    .main-menu a:hover {
        background-color: var(--background-secondary);
    }
    .main-menu a::after {
        display: none;
    }
    .mobile-menu-icon.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    .mobile-menu-icon.active span:nth-child(2) {
        opacity: 0;
    }
    .mobile-menu-icon.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }
    .mobile-menu-icon span {
        transition: transform 0.3s ease, opacity 0.3s ease;
    }

    /* Hero */
    #hero-search h1 {
        font-size: 1.5rem;
    }
    #hero-search p {
        font-size: 1rem;
    }

    /* Services */
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }
    .service-card {
        padding: 1.5rem;
    }
    .section-title h2 {
        font-size: 1.5rem;
    }

    /* Specialties */
    .specialties-grid {
        grid-template-columns: 1fr;
    }

    /* Top Doctors */
    .doctor-card {
        flex-basis: 250px;
    }
    .section-title-slider {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }

    /* Magazine */
    .magazine-grid {
        grid-template-columns: 1fr;
    }

    /* Footer */
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 576px) {
    /* Hero */
    .search-wrapper input[type="search"] {
        padding-left: 110px;
    }
    .search-wrapper button {
        padding: 0.5rem 1rem;
    }

    /* Services */
    .services-grid {
        grid-template-columns: 1fr;
    }

    /* Footer */
    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .footer-col ul {
        padding-right: 0;
    }
    .social-links {
        justify-content: center;
    }
    .newsletter-form {
        flex-direction: column;
        border: none;
        background: none;
    }
    .newsletter-form input {
        border: 1px solid var(--border-color);
        border-radius: 8px;
        margin-bottom: 1rem;
        text-align: center;
    }
    .newsletter-form button {
        border-radius: 8px;
    }
}