/* ===========================
   HeartConnect - Dating Website Styles
   =========================== */

/* CSS Variables */
/* Theme 2 - Ocean Blue */
:root {
    --primary-color: #1E3A8A;
    --primary-light: #93C5FD;
    --primary-dark: #1E40AF;
    --secondary-color: #DBEAFE;
    --accent-color: #FACC15;
    --text-primary: #0F172A;
    --text-secondary: #475569;
    --text-light: #94A3B8;
    --white: #FFFFFF;
    --gray-50: #F8FAFC;
    --gray-100: #F1F5F9;
    --gray-200: #E2E8F0;
    --gray-300: #CBD5E1;
    --gray-400: #94A3B8;
    --gray-500: #64748B;
    --gray-600: #475569;
    --gray-700: #334155;
    --gray-800: #1E293B;
    --gray-900: #0F172A;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    --transition: all 0.3s ease;
    --transition-slow: all 0.5s ease;
    --border-radius: 12px;
    --border-radius-lg: 20px;
    --border-radius-pill: 50px;
}

/* Reset & Base Styles */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Lato', sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--white);
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Playfair Display', serif;
    font-weight: 600;
    line-height: 1.3;
    color: var(--text-primary);
}

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

ul {
    list-style: none;
}

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

button {
    cursor: pointer;
    border: none;
    outline: none;
    font-family: inherit;
}

input, select {
    font-family: inherit;
    font-size: inherit;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Section Styles */
.section {
    padding: 80px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* Button Styles */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 28px;
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--border-radius-pill);
    transition: var(--transition);
    cursor: pointer;
}

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

.btn-primary:hover {
    background-color: var(--primary-dark);
    border-color: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

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

.btn-outline:hover {
    background-color: var(--primary-color);
    color: var(--white);
    transform: translateY(-2px);
}

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

.btn-white:hover {
    background-color: transparent;
    color: var(--white);
    transform: translateY(-2px);
}

.btn-large {
    padding: 16px 40px;
    font-size: 1.1rem;
}

.btn-small {
    padding: 8px 20px;
    font-size: 0.9rem;
}

.btn-full {
    width: 100%;
}

/* ===========================
   Header Styles
   =========================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background-color: transparent;
    transition: var(--transition);
}

.header.scrolled {
    background-color: var(--white);
    box-shadow: var(--shadow-md);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 8px;
    font-family: 'Playfair Display', serif;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--white);
    transition: var(--transition);
}

.header.scrolled .nav-logo {
    color: var(--primary-color);
}

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

.nav-menu {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-list {
    display: flex;
    gap: 32px;
}

.nav-link {
    font-weight: 500;
    color: var(--white);
    transition: var(--transition);
}

.header.scrolled .nav-link {
    color: var(--text-primary);
}

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

.nav-buttons {
    display: flex;
    gap: 12px;
}

.nav-toggle {
    display: none;
    color: var(--white);
    font-size: 1.5rem;
    cursor: pointer;
}

.header.scrolled .nav-toggle {
    color: var(--text-primary);
}

/* ===========================
   Hero Section
   =========================== */
.hero {
    position: relative;
    height: 100vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-image: url('../img/hero.webp');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(30, 58, 138, 0.8) 0%, rgba(30, 58, 138, 0.9) 100%);
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    color: var(--white);
    max-width: 800px;
    padding: 20px;
}

.hero-title {
    font-size: 3.5rem;
    margin-bottom: 24px;
    color: var(--white);
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.2);
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: 40px;
    opacity: 0.95;
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

/* ===========================
   About Section
   =========================== */
.about {
    background-color: var(--white);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-text p {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 20px;
    line-height: 1.8;
}

.about-text .btn {
    margin-top: 20px;
}

.about-image {
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.about-image img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    transition: var(--transition-slow);
}

.about-image:hover img {
    transform: scale(1.05);
}

/* ===========================
   Categories Section
   =========================== */
.categories {
    background-color: var(--secondary-color);
}

.categories-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 24px;
}

.category-card {
    position: relative;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    cursor: pointer;
    aspect-ratio: 4/3;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

.category-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.category-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-slow);
}

.category-card:hover img {
    transform: scale(1.1);
}

.category-content {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 24px;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
    color: var(--white);
    transition: var(--transition);
}

.category-content h3 {
    color: var(--white);
    font-size: 1.2rem;
    margin-bottom: 8px;
}

.category-content p {
    font-size: 0.9rem;
    opacity: 0.9;
}

/* ===========================
   Features Section
   =========================== */
.features {
    background-color: var(--white);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 30px;
}

.feature-card {
    text-align: center;
    padding: 40px 24px;
    border-radius: var(--border-radius);
    background-color: var(--white);
    border: 1px solid var(--gray-200);
    transition: var(--transition);
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-light);
}

.feature-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--primary-light);
    border-radius: 50%;
    font-size: 1.5rem;
    color: var(--primary-color);
    transition: var(--transition);
}

.feature-card:hover .feature-icon {
    background-color: var(--primary-color);
    color: var(--white);
}

.feature-card h3 {
    font-size: 1.2rem;
    margin-bottom: 12px;
}

.feature-card p {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ===========================
   Profiles Section
   =========================== */
.profiles {
    background-color: var(--secondary-color);
}

.profiles-carousel {
    position: relative;
    overflow: hidden;
    margin: 0 -20px;
    padding: 20px;
}

.profiles-track {
    display: flex;
    gap: 24px;
    transition: transform 0.5s ease;
}

.profile-card {
    flex: 0 0 240px;
    background-color: var(--white);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.profile-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.profile-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.profile-info {
    padding: 20px;
    text-align: center;
}

.profile-info h3 {
    font-size: 1.2rem;
    margin-bottom: 8px;
}

.profile-tagline {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 12px;
}

.profile-tagline i {
    color: var(--primary-color);
    margin-right: 4px;
}

.profile-description {
    font-size: 0.95rem;
    color: var(--text-secondary);
    margin-bottom: 16px;
    font-style: italic;
}

.carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 50px;
    height: 50px;
    background-color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    color: var(--primary-color);
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    z-index: 10;
}

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

.carousel-prev {
    left: 10px;
}

.carousel-next {
    right: 10px;
}

/* ===========================
   Quiz Section
   =========================== */
.quiz {
    background-color: var(--white);
}

.quiz-container {
    max-width: 700px;
    margin: 0 auto;
    padding: 40px;
    background-color: var(--secondary-color);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
}

.quiz-progress {
    height: 8px;
    background-color: var(--gray-200);
    border-radius: var(--border-radius-pill);
    margin-bottom: 30px;
    overflow: hidden;
}

.progress-bar {
    height: 100%;
    background-color: var(--primary-color);
    border-radius: var(--border-radius-pill);
    transition: width 0.5s ease;
    width: 0%;
}

.quiz-question {
    text-align: center;
    margin-bottom: 30px;
}

.quiz-question h3 {
    font-size: 1.5rem;
    margin-bottom: 8px;
}

.quiz-question p {
    color: var(--text-secondary);
}

.quiz-options {
    display: grid;
    gap: 12px;
    margin-bottom: 30px;
}

.quiz-option {
    padding: 16px 24px;
    background-color: var(--white);
    border: 2px solid var(--gray-200);
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
    text-align: center;
    font-weight: 500;
}

.quiz-option:hover {
    border-color: var(--primary-color);
    background-color: var(--primary-light);
}

.quiz-option.selected {
    border-color: var(--primary-color);
    background-color: var(--primary-color);
    color: var(--white);
}

.quiz-actions {
    display: flex;
    gap: 12px;
    justify-content: center;
}

.quiz-result {
    text-align: center;
    padding: 40px 20px;
}

.result-icon {
    font-size: 4rem;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.quiz-result h3 {
    font-size: 2rem;
    margin-bottom: 16px;
}

.quiz-result p {
    color: var(--text-secondary);
    margin-bottom: 24px;
}

/* ===========================
   Register Section
   =========================== */
.register {
    background-color: var(--secondary-color);
}

.register-container {
    max-width: 800px;
    margin: 0 auto;
    padding: 50px;
    background-color: var(--white);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-xl);
}

.register-header {
    text-align: center;
    margin-bottom: 40px;
}

.register-header h2 {
    font-size: 2rem;
    margin-bottom: 16px;
}

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

.register-form {
    display: grid;
    gap: 24px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

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

.form-group label {
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.form-group input,
.form-group select {
    padding: 14px 18px;
    border: 2px solid var(--gray-200);
    border-radius: var(--border-radius);
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px var(--primary-light);
}

.form-group input.error,
.form-group select.error {
    border-color: #EF4444;
}

.error-message {
    color: #EF4444;
    font-size: 0.85rem;
    margin-top: 6px;
    min-height: 20px;
}

.checkbox-group {
    flex-direction: row;
    align-items: flex-start;
}

.checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    cursor: pointer;
    font-weight: 400;
}

.checkbox-label input {
    width: 20px;
    height: 20px;
    margin-top: 2px;
    cursor: pointer;
    accent-color: var(--primary-color);
}

.checkbox-label a {
    color: var(--primary-color);
    text-decoration: underline;
}

.checkbox-label a:hover {
    color: var(--primary-dark);
}

.form-success {
    text-align: center;
    padding: 60px 40px;
}

.success-icon {
    font-size: 4rem;
    color: #10B981;
    margin-bottom: 24px;
}

.form-success h3 {
    font-size: 1.8rem;
    margin-bottom: 12px;
    color: #10B981;
}

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

/* ===========================
   Testimonials Section
   =========================== */
.testimonials {
    background-color: var(--white);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.testimonial-card {
    padding: 30px;
    background-color: var(--white);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--gray-100);
    transition: var(--transition);
}

.testimonial-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.quote-icon {
    font-size: 2rem;
    color: var(--primary-light);
    margin-bottom: 16px;
}

.testimonial-content p {
    font-size: 1rem;
    color: var(--text-secondary);
    line-height: 1.8;
    font-style: italic;
    margin-bottom: 24px;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 16px;
}

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

.testimonial-author h4 {
    font-size: 1rem;
    margin-bottom: 4px;
}

.testimonial-author p {
    color: var(--accent-color);
    font-size: 0.9rem;
}

/* ===========================
   Newsletter Section
   =========================== */
.newsletter {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
}

.newsletter-container {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
    color: var(--white);
}

.newsletter-content h2 {
    font-size: 2.5rem;
    color: var(--white);
    margin-bottom: 16px;
}

.newsletter-content p {
    font-size: 1.1rem;
    opacity: 0.95;
    margin-bottom: 40px;
}

.newsletter-form {
    background-color: var(--white);
    padding: 40px;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-xl);
}

.newsletter-form .form-row {
    margin-bottom: 20px;
}

.newsletter-form .form-group input {
    width: 100%;
}

.newsletter-form .checkbox-group {
    justify-content: center;
    margin-bottom: 20px;
}

.newsletter-form .checkbox-label {
    color: var(--text-secondary);
}

.newsletter-success {
    padding: 60px 40px;
    background-color: var(--white);
    border-radius: var(--border-radius-lg);
}

.newsletter-success .success-icon {
    color: #10B981;
}

/* ===========================
   Footer Styles
   =========================== */
.footer {
    background-color: var(--gray-900);
    color: var(--gray-300);
    padding: 80px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 50px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 8px;
    font-family: 'Playfair Display', serif;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 16px;
}

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

.footer-brand p {
    font-size: 0.95rem;
    margin-bottom: 20px;
    line-height: 1.7;
}

.footer-contact p {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 12px;
    font-size: 0.95rem;
}

.footer-contact i {
    color: var(--primary-color);
    width: 20px;
}

.footer-links h4 {
    color: var(--white);
    font-size: 1.1rem;
    margin-bottom: 20px;
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links a {
    font-size: 0.95rem;
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--primary-color);
    padding-left: 8px;
}

.footer-social h4 {
    color: var(--white);
    font-size: 1.1rem;
    margin-bottom: 20px;
}

.social-icons {
    display: flex;
    gap: 12px;
}

.social-icon {
    width: 45px;
    height: 45px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--gray-700);
    border-radius: 50%;
    font-size: 1.1rem;
    transition: var(--transition);
}

.social-icon:hover {
    background-color: var(--primary-color);
    color: var(--white);
    transform: translateY(-4px);
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid var(--gray-700);
}

.footer-bottom p {
    font-size: 0.9rem;
}

/* ===========================
   Modal Styles
   =========================== */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.modal.active {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    background-color: var(--white);
    padding: 50px;
    border-radius: var(--border-radius-lg);
    max-width: 600px;
    width: 90%;
    max-height: 80vh;
    overflow-y: auto;
    position: relative;
    transform: scale(0.8);
    transition: var(--transition);
}

.modal.active .modal-content {
    transform: scale(1);
}

.modal-close {
    position: absolute;
    top: 16px;
    right: 20px;
    font-size: 2rem;
    color: var(--gray-400);
    background: none;
    transition: var(--transition);
}

.modal-close:hover {
    color: var(--gray-600);
}

.modal-content h2 {
    margin-bottom: 20px;
}

.modal-content p {
    color: var(--text-secondary);
    margin-bottom: 16px;
    line-height: 1.7;
}

.modal-content .btn {
    margin-top: 20px;
}

/* ===========================
   Responsive Styles
   =========================== */
@media (max-width: 1200px) {
    .categories-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .features-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 992px) {
    .section {
        padding: 60px 0;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .about-image {
        order: -1;
    }
    
    .categories-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        height: 100vh;
        background-color: var(--white);
        flex-direction: column;
        justify-content: center;
        transition: var(--transition);
        box-shadow: var(--shadow-xl);
    }
    
    .nav-menu.active {
        right: 0;
    }
    
    .nav-list {
        flex-direction: column;
        align-items: center;
        margin-bottom: 30px;
    }
    
    .nav-link {
        color: var(--text-primary);
        font-size: 1.2rem;
    }
    
    .nav-buttons {
        flex-direction: column;
        gap: 16px;
    }
    
    .nav-toggle {
        display: block;
        position: relative;
        z-index: 1001;
    }
    
    .hero {
        min-height: 100vh;
        padding: 100px 0;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        gap: 12px;
    }
    
    .categories-grid {
        grid-template-columns: 1fr;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .newsletter-form .form-row {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer-contact p {
        justify-content: center;
    }
    
    .social-icons {
        justify-content: center;
    }
    
    .quiz-container {
        padding: 30px 20px;
    }
    
    .register-container {
        padding: 30px 20px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .section-title {
        font-size: 1.6rem;
    }
    
    .hero-title {
        font-size: 1.8rem;
    }
    
    .btn-large {
        padding: 14px 30px;
        font-size: 1rem;
    }
    
    .carousel-btn {
        width: 40px;
        height: 40px;
        font-size: 1rem;
    }
    
    .profile-card {
        flex: 0 0 260px;
    }
    
    .modal-content {
        padding: 30px 20px;
    }
}