/* BOLD TEXT UPGRADES */
body {
    font-weight: 700; /* Makes standard text bold */
}

h1, h2, h3, .logo, .section-title, .modal-title {
    font-weight: 900 !important; /* Maximum thickness for titles */
    letter-spacing: 0.5px;
}

.genre-tag, button, input {
    font-weight: 800 !important; /* Extra bold buttons */
}
:root {
    --bg-dark: #0B0C10;
    --bg-light: #1F2833;
    --cyan-accent: #66FCF1;
    --cyan-dim: #45A29E;
    --text-main: #FFFFFF;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    scroll-behavior: smooth;
    font-family: 'Poppins', sans-serif;
}

body {
    background: var(--bg-dark);
    color: var(--text-main);
    overflow-x: hidden;
}

h1, h2, h3, button, a {
    font-weight: 700;
}

/* Animated Auto-Hiding Navbar */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 40px;
    background: rgba(11, 12, 16, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 2px solid var(--cyan-dim);
    position: fixed; /* Fixed to top for scroll effect */
    top: 0;
    width: 100%;
    z-index: 100;
    transition: transform 0.4s ease-in-out;
}

.navbar.scroll-up {
    transform: translateY(0);
}

.navbar.scroll-down {
    transform: translateY(-100%);
}

.logo {
    color: var(--cyan-accent);
    font-size: 28px;
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.nav-controls {
    display: flex;
    gap: 15px;
    align-items: center;
}

.nav-about-link {
    color: var(--cyan-accent);
    text-decoration: none;
    font-size: 16px;
}

.filter-toggle, .search-box button, .apply-filters, .save-btn {
    background: var(--cyan-accent);
    color: var(--bg-dark);
    border: none;
    padding: 10px 18px;
    border-radius: 8px;
    cursor: pointer;
    transition: transform 0.2s;
}

.filter-toggle:hover, .search-box button:hover, .save-btn:hover {
    transform: scale(1.05);
}

.search-box input {
    padding: 10px 15px;
    background: var(--bg-light);
    border: 2px solid var(--cyan-dim);
    color: white;
    border-radius: 8px;
    outline: none;
    font-weight: 600;
}

.search-box input:focus {
    border-color: var(--cyan-accent);
}

/* Modal for Genre Onboarding */
.modal-overlay {
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100%;
    background: rgba(0, 0, 0, 0.9);
    z-index: 9999;
    display: flex;
    justify-content: center;
    align-items: center;
}

.modal-content {
    background: var(--bg-light);
    padding: 40px;
    border-radius: 12px;
    border: 2px solid var(--cyan-accent);
    text-align: center;
    max-width: 500px;
}

.modal-content h2 {
    color: var(--cyan-accent);
    margin-bottom: 10px;
}

.genre-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
    margin: 20px 0;
    text-align: left;
}

.genre-checkbox {
    margin-right: 10px;
    transform: scale(1.2);
}

.hidden {
    display: none !important;
}

/* Smooth Premium Movie Card Animations */
#main-content {
    padding: 100px 40px 30px; /* Top padding to account for fixed navbar */
}

.section-title {
    margin-bottom: 25px;
    font-size: 32px;
}

.movie-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 20px;
}

.movie-card {
    cursor: pointer;
    border-radius: 12px;
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.movie-card:hover {
    transform: scale(1.08); /* Clean, premium zoom */
    box-shadow: 0 15px 30px rgba(102, 252, 241, 0.4); /* Cyan glow */
    z-index: 10;
}

.movie-card img {
    width: 100%;
    height: 330px;
    object-fit: cover;
    display: block;
}

/* Vertical About Section */
.about-section {
    padding: 60px 20px;
    display: flex;
    justify-content: center;
}

.about-card {
    background: var(--bg-light);
    border: 2px solid var(--cyan-dim);
    border-radius: 20px;
    padding: 40px;
    max-width: 800px;
    text-align: center;
}

.ai-avatar {
    width: 160px;
    height: 160px;
    border-radius: 50%;
    object-fit: cover;
    border: 5px solid var(--cyan-accent);
    margin-bottom: 20px;
}

.about-text h2 {
    color: var(--cyan-accent);
    font-size: 36px;
}

.subtitle {
    color: #ccc;
    margin-bottom: 20px;
}

.about-buttons {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-top: 20px;
}

.btn {
    padding: 12px 25px;
    text-decoration: none;
    border-radius: 8px;
    color: var(--bg-dark);
}

.referral-btn { background: var(--cyan-accent); }
.fb-btn { background: #1877F2; color: white; }

/* 2-Column Mobile Layout */
@media (max-width: 768px) {
    .movie-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }
    .movie-card img {
        height: 250px;
    }
    .navbar {
        flex-direction: column;
        padding: 15px;
        gap: 10px;
    }
    #main-content {
        padding-top: 150px; /* Extra space for taller mobile nav */
    }
}