/*
========================================
--- TangoDance Stylesheet ---
========================================
*/

/* -------------------
    1. ROOT VARIABLES & RESET
   ------------------- */
:root {
    --bg-color: #1a1405;
    --bg-card: #3D3015;
    --primary-color: #E8B84A;
    --secondary-color: #C49A30;
    --text-color: #FFFCF5;
    --text-muted: #c4bdae;
    --font-heading: 'Cormorant Garamond', serif;
    --font-body: 'Mulish', sans-serif;
    --header-height: 80px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
    font-size: 16px;
}

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

ul {
    list-style: none;
}

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

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

h1, h2, h3, h4 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    color: var(--text-color);
}

h1 { font-size: 4rem; }
h2 { font-size: 2.5rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.2rem; }

/* -------------------
    2. LAYOUT & CONTAINER
   ------------------- */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.section {
    padding: 80px 0;
}

.section-title {
    text-align: center;
    margin-bottom: 50px;
}

.grid-2, .grid-3, .grid-4 {
    display: grid;
    gap: 40px;
}

.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

/* -------------------
    3. HEADER & NAVIGATION
   ------------------- */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    height: var(--header-height);
    display: flex;
    align-items: center;
    transition: background-color 0.4s ease, box-shadow 0.4s ease;
}

.header.transparent {
    background-color: transparent;
}

.header:not(.transparent) {
    background-color: var(--bg-color);
    box-shadow: 0 2px 10px rgba(0,0,0,0.5);
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 100%;
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--text-color);
}

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

.nav-menu a {
    color: var(--text-color);
    font-weight: 700;
    padding: 5px 0;
    position: relative;
}

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

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

.hamburger {
    display: none;
    cursor: pointer;
    background: none;
    border: none;
}

.hamburger .bar {
    display: block;
    width: 25px;
    height: 3px;
    margin: 5px auto;
    background-color: var(--text-color);
    transition: all 0.3s ease-in-out;
}

/* -------------------
    4. HERO SECTION
   ------------------- */
.hero {
    position: relative;
    height: 80vh;
    min-height: 500px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding-top: var(--header-height);
    color: #fff;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('images/hero.webp') no-repeat center center/cover;
    z-index: -1;
}

.hero-bg::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.6);
}

.hero-content h1 {
    margin-bottom: 20px;
    color: #fff;
}

.hero-content p {
    font-size: 1.2rem;
    margin-bottom: 30px;
}

/* -------------------
    5. BUTTONS
   ------------------- */
.btn {
    display: inline-block;
    padding: 12px 30px;
    border-radius: 50px;
    font-weight: 700;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.btn-primary {
    background-color: var(--primary-color);
    color: var(--bg-color);
    border-color: var(--primary-color);
}

.btn-primary:hover {
    background-color: var(--secondary-color);
    border-color: var(--secondary-color);
    color: var(--bg-color);
}

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

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

.btn-tertiary {
    background-color: transparent;
    color: var(--text-muted);
    border-color: var(--text-muted);
}

.btn-tertiary:hover {
    background-color: var(--text-muted);
    color: var(--bg-color);
}

/* -------------------
    6. CARDS (COURSES)
   ------------------- */
.card {
    background-color: var(--bg-card);
    border-radius: 12px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.3);
}

.card-img {
    width: 100%;
    height: 250px;
    object-fit: cover;
}

.card-body {
    padding: 25px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.card-body h3 {
    margin-bottom: 10px;
}

.card-body .price {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.card-body .btn {
    margin-top: auto;
}

.card.popular {
    position: relative;
    border: 2px solid var(--primary-color);
}

.badge {
    position: absolute;
    top: 15px;
    right: 15px;
    background-color: var(--primary-color);
    color: var(--bg-color);
    padding: 5px 10px;
    border-radius: 5px;
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
}

/* -------------------
    7. WHY CHOOSE US
   ------------------- */
.why-us-section {
    background-color: var(--bg-card);
}

.feature-item {
    text-align: center;
}

.feature-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 20px;
}

.feature-item h3 {
    margin-bottom: 10px;
}

/* -------------------
    8. TESTIMONIALS
   ------------------- */
.testimonial-card {
    background-color: var(--bg-card);
    padding: 30px;
    border-radius: 12px;
    text-align: center;
}

.testimonial-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    object-fit: cover;
    margin: 0 auto 20px;
    border: 3px solid var(--primary-color);
}

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

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

/* -------------------
    9. FOOTER
   ------------------- */
.footer {
    background-color: #000;
    padding: 60px 0 20px;
    color: var(--text-muted);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-col h4 {
    color: var(--text-color);
    margin-bottom: 20px;
}

.footer-col .logo {
    margin-bottom: 20px;
    display: inline-block;
}

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

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

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

.social-icons {
    display: flex;
    gap: 15px;
}

.social-icons a {
    color: var(--text-muted);
    font-size: 1.5rem;
}

.social-icons a:hover {
    color: var(--primary-color);
}

.footer-bottom {
    text-align: center;
    border-top: 1px solid var(--bg-card);
    padding-top: 20px;
    font-size: 0.9rem;
}

/* -------------------
    10. PAGE-SPECIFIC STYLES
   ------------------- */

/* Generic Page Header */
.page-header {
    padding: 120px 0 40px;
    background-color: var(--bg-card);
    text-align: center;
}

/* About Page */
.about-container {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 50px;
    align-items: center;
}

.about-image img {
    border-radius: 12px;
}

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

.about-content p {
    margin-bottom: 15px;
}

/* Contact Page */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
}

.contact-details p {
    margin-bottom: 10px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 700;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px;
    background-color: var(--bg-card);
    border: 1px solid var(--secondary-color);
    border-radius: 8px;
    color: var(--text-color);
    font-family: var(--font-body);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(232, 184, 74, 0.3);
}

/* Success Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 1001;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0,0,0,0.7);
}

.modal-content {
    background-color: var(--bg-card);
    margin: 15% auto;
    padding: 40px;
    border: 1px solid var(--secondary-color);
    width: 80%;
    max-width: 500px;
    border-radius: 12px;
    text-align: center;
    position: relative;
}

.close-button {
    color: var(--text-muted);
    position: absolute;
    top: 10px;
    right: 20px;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
}

.close-button:hover,
.close-button:focus {
    color: var(--text-color);
}

/* FAQ Page */
.faq-container {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    border-bottom: 1px solid var(--bg-card);
    margin-bottom: 15px;
}

.faq-item summary {
    font-size: 1.2rem;
    font-weight: 700;
    padding: 15px 0;
    cursor: pointer;
    position: relative;
    list-style: none; /* Remove default marker */
}

.faq-item summary::after {
    content: '+';
    position: absolute;
    right: 0;
    font-size: 1.5rem;
    transition: transform 0.3s ease;
}

.faq-item[open] summary::after {
    transform: rotate(45deg);
}

.faq-item p {
    padding: 0 0 20px;
    color: var(--text-muted);
}

/* Legal Pages */
.legal-content {
    max-width: 800px;
    margin: 0 auto;
}

.legal-content h2 {
    margin-top: 40px;
    margin-bottom: 15px;
}

.legal-content p, .legal-content ul {
    margin-bottom: 15px;
}

.legal-content ul {
    padding-left: 20px;
    list-style: disc;
}

/* -------------------
    11. COOKIE BANNER
   ------------------- */
#cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    background-color: var(--bg-card);
    padding: 20px;
    display: none; /* Hidden by default */
    justify-content: space-between;
    align-items: center;
    z-index: 2000;
    box-shadow: 0 -2px 10px rgba(0,0,0,0.5);
    gap: 20px;
}

#cookie-banner p {
    margin: 0;
}

#cookie-banner div {
    display: flex;
    gap: 10px;
}

/* -------------------
    12. RESPONSIVE DESIGN
   ------------------- */
@media (max-width: 992px) {
    h1 { font-size: 3rem; }
    h2 { font-size: 2rem; }

    .grid-2, .grid-3, .grid-4 {
        grid-template-columns: 1fr 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }

    .about-container {
        grid-template-columns: 1fr;
    }

    .contact-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: var(--header-height);
        flex-direction: column;
        background-color: var(--bg-color);
        width: 100%;
        height: calc(100vh - var(--header-height));
        text-align: center;
        transition: 0.3s;
        gap: 20px;
        padding-top: 40px;
    }

    .nav-menu.active {
        left: 0;
    }

    .hamburger {
        display: block;
    }

    .hamburger.active .bar:nth-child(2) { opacity: 0; }
    .hamburger.active .bar:nth-child(1) { transform: translateY(8px) rotate(45deg); }
    .hamburger.active .bar:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

    .grid-2, .grid-3, .grid-4 {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .social-icons {
        justify-content: center;
    }

    #cookie-banner {
        flex-direction: column;
        text-align: center;
    }
}