:root {
    --primary-color: #ff4458; /* Tinder Pink/Red for brand identity, though style is Grindr-esque */
    --accent-color: #fcd535; /* Grindr-like Yellow accent */
    --bg-dark: #1f2024; /* Grindr dark grey */
    --bg-darker: #111111; /* Almost black */
    --text-light: #ffffff;
    --text-gray: #a8a8a8;
    --text-dark: #212121;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 32px;
    --spacing-xl: 64px;
    --font-main: 'Helvetica Neue', Helvetica, Arial, sans-serif;
    --border-radius: 8px;
    --transition: all 0.3s ease;
}

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

body {
    font-family: var(--font-main);
    background-color: var(--bg-darker);
    color: var(--text-light);
    line-height: 1.6;
    font-size: 16px;
    overflow-x: hidden;
}

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

ul {
    list-style: none;
}

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

/* Header & Navigation */
header {
    background-color: var(--bg-dark);
    padding: var(--spacing-md) var(--spacing-lg);
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
}

.logo {
    display: flex;
    align-items: center;
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--text-light);
}

.logo img {
    height: 40px;
    width: 40px;
    border-radius: 50%;
    margin-right: 10px;
    object-fit: cover;
}

.nav-menu {
    display: flex;
    gap: var(--spacing-lg);
}

.nav-link {
    font-weight: 600;
    font-size: 1rem;
    color: var(--text-light);
    position: relative;
}

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

.nav-actions {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
}

.btn {
    padding: 10px 24px;
    border-radius: 50px;
    font-weight: 700;
    cursor: pointer;
    text-align: center;
    border: none;
    transition: var(--transition);
    display: inline-block;
}

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

.btn-outline:hover {
    background: var(--text-light);
    color: var(--bg-darker);
}

.btn-primary {
    background: var(--accent-color); /* Grindr Yellow */
    color: var(--bg-darker);
    border: 2px solid var(--accent-color);
}

.btn-primary:hover {
    background: #e5c100;
    border-color: #e5c100;
    transform: translateY(-2px);
}

.btn-large {
    padding: 16px 40px;
    font-size: 1.2rem;
}

/* Mobile Menu */
.hamburger {
    display: none;
    cursor: pointer;
    flex-direction: column;
    gap: 5px;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background-color: var(--text-light);
    transition: var(--transition);
}

/* Hero Section */
.hero {
    position: relative;
    height: 90vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-size: cover;
    background-position: center;
    text-align: center;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, rgba(0,0,0,0.3), rgba(0,0,0,0.8));
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 1200px;
    padding: var(--spacing-lg);
}

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: var(--spacing-md);
    line-height: 1.2;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.hero p {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-lg);
    color: #eee;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
}

/* Sections General */
.section {
    padding: var(--spacing-xl) var(--spacing-lg);
    max-width: 1200px;
    margin: 0 auto;
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-lg);
    text-align: center;
    color: var(--text-light);
}

.section-subtitle {
    font-size: 1.2rem;
    text-align: center;
    margin-bottom: var(--spacing-xl);
    color: var(--text-gray);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
}

.feature-card {
    background: var(--bg-dark);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    text-align: center;
    transition: var(--transition);
    border: 1px solid transparent;
}

.feature-card:hover {
    border-color: var(--accent-color);
    transform: translateY(-5px);
}

.feature-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto var(--spacing-md);
    fill: var(--accent-color);
}

.feature-card h3 {
    margin-bottom: var(--spacing-sm);
    color: var(--text-light);
}

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

/* Content Blocks */
.content-block {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

@media (min-width: 768px) {
    .content-block {
        flex-direction: row;
        align-items: center;
    }
    
    .content-block:nth-child(even) {
        flex-direction: row-reverse;
    }
}

.content-text {
    flex: 1;
}

.content-image {
    flex: 1;
}

.content-image img {
    border-radius: var(--border-radius);
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
    width: 100%;
    height: 400px;
    object-fit: cover;
}

/* Matches / Profiles Grid */
.matches-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: var(--spacing-md);
}

.profile-card {
    background: var(--bg-dark);
    border-radius: var(--border-radius);
    overflow: hidden;
    position: relative;
    aspect-ratio: 3/4;
}

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

.profile-card:hover img {
    transform: scale(1.05);
}

.profile-info {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: var(--spacing-md);
    background: linear-gradient(transparent, rgba(0,0,0,0.9));
}

.profile-name {
    font-size: 1.2rem;
    font-weight: 700;
}

.profile-meta {
    font-size: 0.9rem;
    color: var(--text-gray);
}

/* Testimonials */
.testimonials {
    background: var(--bg-dark);
    padding: var(--spacing-xl) 0;
}

.testimonial-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

.testimonial-card {
    background: var(--bg-darker);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    position: relative;
}

.testimonial-text {
    font-style: italic;
    margin-bottom: var(--spacing-md);
    color: var(--text-gray);
}

.testimonial-author {
    font-weight: 700;
    color: var(--accent-color);
}

/* Footer */
footer {
    background-color: var(--bg-dark);
    padding: var(--spacing-xl) var(--spacing-lg) var(--spacing-lg);
    border-top: 1px solid rgba(255,255,255,0.1);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
    max-width: 1200px;
    margin: 0 auto;
    margin-bottom: var(--spacing-xl);
}

.footer-col h4 {
    margin-bottom: var(--spacing-md);
    color: var(--text-light);
    font-size: 1.1rem;
}

.footer-col ul li {
    margin-bottom: var(--spacing-sm);
}

.footer-col ul li a {
    color: var(--text-gray);
}

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

.footer-bottom {
    text-align: center;
    color: var(--text-gray);
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255,255,255,0.05);
}

/* Mobile Responsiveness */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }

    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background-color: var(--bg-dark);
        flex-direction: column;
        padding: var(--spacing-md);
        box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    }

    .nav-menu.active {
        display: flex;
    }

    .nav-actions {
        display: none; /* Can be moved inside menu if needed, for now hiding to keep header clean on mobile */
    }
    
    /* Add actions to menu for mobile */
    .nav-menu .nav-actions-mobile {
        display: flex;
        flex-direction: column;
        gap: var(--spacing-sm);
        margin-top: var(--spacing-md);
    }

    .hero h1 {
        font-size: 2.5rem;
    }

    .section-title {
        font-size: 2rem;
    }
}

/* Blog Styles */
.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.blog-card {
    background: var(--bg-dark);
    border-radius: var(--border-radius);
    overflow: hidden;
}

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

.blog-content {
    padding: var(--spacing-md);
}

.blog-title {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
    color: var(--text-light);
}

.blog-excerpt {
    color: var(--text-gray);
    margin-bottom: var(--spacing-md);
}

.read-more {
    color: var(--accent-color);
    font-weight: 700;
}

/* Article/Page Content */
.article-container {
    max-width: 800px;
    margin: 0 auto;
    padding: var(--spacing-xl) var(--spacing-lg);
}

.article-container h1 {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-md);
}

.article-container h2 {
    font-size: 2rem;
    margin-top: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
    color: var(--accent-color);
}

.article-container p {
    margin-bottom: var(--spacing-md);
    font-size: 1.1rem;
    color: #ddd;
}

.article-container ul {
    list-style: disc;
    padding-left: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
    color: #ddd;
}

.article-container li {
    margin-bottom: var(--spacing-sm);
}

/* FAQ */
.faq-item {
    background: var(--bg-dark);
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    margin-bottom: var(--spacing-md);
}

.faq-question {
    font-weight: 700;
    font-size: 1.1rem;
    margin-bottom: var(--spacing-sm);
    color: var(--accent-color);
}

.faq-answer {
    color: #ddd;
}