/* 
   Dr. Subhas Tooth Zone
   CSS Styles
*/

/* --- Variables --- */
:root {
    --primary-color: #006064;
    /* Teal/Cyan Dark */
    --secondary-color: #00acc1;
    /* Teal/Cyan Light */
    --accent-color: #ffca28;
    /* Amber */
    --text-color: #333333;
    --text-light: #666666;
    --white: #ffffff;
    --light-bg: #e0f7fa;
    --gray-bg: #f9f9f9;
    --border-color: #dddddd;
    --transition: all 0.3s ease;
    --header-height: 80px;
    --max-width: 1200px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    color: var(--text-color);
    line-height: 1.6;
    background-color: var(--white);
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: 'Poppins', sans-serif;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

a {
    text-decoration: none;
    color: var(--text-color);
    transition: var(--transition);
}

ul {
    list-style: none;
}

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

.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 20px;
}

.section-title {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 0.5rem;
}

.section-subtitle {
    text-align: center;
    color: var(--text-light);
    margin-bottom: 3rem;
    font-size: 1.1rem;
}

.highlight {
    color: var(--secondary-color);
}

/* --- Buttons --- */
.btn {
    display: inline-block;
    padding: 12px 24px;
    border-radius: 5px;
    font-weight: 600;
    cursor: pointer;
    border: 2px solid transparent;
    transition: var(--transition);
}

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

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

.btn-outline {
    background-color: transparent;
    border-color: var(--secondary-color);
    color: var(--secondary-color);
}

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

.full-width {
    width: 100%;
    display: block;
    text-align: center;
}

/* --- Header --- */
.header {
    height: var(--header-height);
    background-color: var(--white);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    display: flex;
    align-items: center;
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    font-family: 'Poppins', sans-serif;
    color: var(--primary-color);
    display: flex;
    align-items: center;
    gap: 10px;
}

.nav-list {
    display: flex;
    gap: 30px;
}

.nav-link {
    font-weight: 500;
}

.nav-link:hover,
.nav-link.active {
    color: var(--secondary-color);
}

.mobile-menu-toggle {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--primary-color);
}

/* --- Hero Section --- */
.hero {
    margin-top: var(--header-height);
    padding: 80px 0;
    background-color: var(--light-bg);
    min-height: 80vh;
    /* Better for large screens */
    display: flex;
    align-items: center;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
}

.hero-title {
    font-size: 3.5rem;
    line-height: 1.2;
    margin-bottom: 20px;
}

.hero-description {
    font-size: 1.1rem;
    color: var(--text-light);
    margin-bottom: 30px;
}

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

.hero-image img {
    border-radius: 10px;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

/* --- Features Section --- */
.features {
    padding: 50px 0;
    margin-top: -50px;
    position: relative;
    z-index: 1;
}

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

.feature-card {
    background-color: var(--white);
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    text-align: center;
    transition: var(--transition);
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.feature-card i {
    font-size: 2.5rem;
    color: var(--secondary-color);
    margin-bottom: 20px;
}

/* --- About Section --- */
.about {
    padding: 80px 0;
}

.about-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.about-image img {
    border-radius: 10px;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
    width: 100%;
    object-fit: cover;
}

.about-text {
    margin-bottom: 1.5rem;
    color: var(--text-light);
}

.about-list li {
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.about-list i {
    color: var(--secondary-color);
}

/* --- Services Section --- */
.services {
    padding: 80px 0;
    background-color: var(--gray-bg);
}

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

.service-card {
    background-color: var(--white);
    padding: 40px 30px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    text-align: center;
    transition: var(--transition);
}

.service-card:hover {
    transform: translateY(-5px);
}

.service-icon {
    width: 70px;
    height: 70px;
    background-color: var(--light-bg);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
}

.service-icon i {
    font-size: 2rem;
    color: var(--secondary-color);
}

/* --- Testimonials Section --- */
.testimonials {
    padding: 80px 0;
}

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

.testimonial-card {
    background-color: var(--white);
    padding: 30px;
    border-radius: 10px;
    border: 1px solid var(--border-color);
}

.stars {
    color: var(--accent-color);
    margin-bottom: 15px;
}

.testimonial-text {
    font-style: italic;
    color: var(--text-light);
    margin-bottom: 20px;
}

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

.testimonial-author img {
    border-radius: 50%;
}

.testimonial-author h4 {
    margin-bottom: 0;
    font-size: 1rem;
}

.testimonial-author span {
    font-size: 0.85rem;
    color: var(--text-light);
}

/* --- Appointment Section --- */
.appointment {
    padding: 80px 0;
    background-color: var(--primary-color);
    color: var(--white);
}

.appointment-wrapper {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.appointment-content .section-title {
    text-align: center;
    color: var(--white);
    margin-bottom: 20px;
}

.appointment-content p {
    margin-bottom: 40px;
    opacity: 0.9;
    font-size: 1.1rem;
}

.contact-info-box {
    display: flex;
    justify-content: center;
    gap: 40px;
    flex-wrap: wrap;
    width: 100%;
}

.info-item {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    margin-bottom: 20px;
    background: rgba(255, 255, 255, 0.1);
    padding: 20px;
    border-radius: 8px;
    flex: 1;
    min-width: 250px;
}

.info-item i {
    font-size: 1.5rem;
    color: var(--accent-color);
    margin-top: 5px;
}

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

.info-item p {
    margin-bottom: 0;
    font-size: 1rem;
}

/* Form styles removed as form is deleted */

/* --- Footer --- */
.footer {
    background-color: #222;
    color: #eee;
    padding: 60px 0 20px;
}

.footer-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-col h3 {
    color: var(--white);
    font-size: 1.2rem;
    margin-bottom: 20px;
}

.footer-col p {
    color: #aaa;
    margin-bottom: 20px;
}

.social-links a {
    display: inline-block;
    width: 35px;
    height: 35px;
    background-color: #333;
    color: var(--white);
    text-align: center;
    line-height: 35px;
    border-radius: 50%;
    margin-right: 10px;
}

.social-links a:hover {
    background-color: var(--secondary-color);
}

.footer-col ul li {
    margin-bottom: 10px;
}

.footer-col ul li a {
    color: #aaa;
}

.footer-col ul li a:hover {
    color: var(--white);
    padding-left: 5px;
}

.footer-bottom {
    text-align: center;
    border-top: 1px solid #333;
    padding-top: 20px;
    color: #777;
    font-size: 0.9rem;
}

/* --- Media Queries --- */
@media (max-width: 992px) {
    .section-title {
        font-size: 2rem;
    }

    .hero-title {
        font-size: 2.8rem;
    }

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

@media (max-width: 768px) {
    .nav {
        position: fixed;
        top: var(--header-height);
        right: -100%;
        background-color: var(--white);
        width: 80%;
        height: calc(100vh - var(--header-height));
        padding: 40px;
        transition: var(--transition);
        box-shadow: -5px 0 15px rgba(0, 0, 0, 0.1);
        display: block;
        /* Override flex */
    }

    .nav.active {
        right: 0;
    }

    .nav-list {
        flex-direction: column;
        gap: 20px;
    }

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

    .hero-container,
    .about-container,
    .appointment-wrapper {
        grid-template-columns: 1fr;
    }

    .hero-image,
    .about-image {
        order: -1;
    }

    .header .btn {
        display: none;
        /* Hide 'Book Appointment' in header on mobile */
    }
}

@media (max-width: 576px) {
    .hero-title {
        font-size: 2.2rem;
    }

    .section-title {
        font-size: 1.8rem;
    }

    .features-container,
    .services-grid,
    .testimonials-grid,
    .appointment-form {
        grid-template-columns: 1fr;
    }
}