/* Variables */
:root {
    --primary: #0066FF; /* Bright blue */
    --primary-hover: #0055DD;
    --primary-pink: #FF0099; /* Neon pink */
    --primary-pink-hover: #E5008A;
    --dark-blue: #002A5C;
    --light-gray: #F5F7FA;
    --white: #FFFFFF;
    --black: #000000;
    --gray-100: #F3F4F6;
    --gray-200: #E5E7EB;
    --gray-300: #D1D5DB;
    --gray-400: #9CA3AF;
    --gray-500: #6B7280;
    --gray-600: #4B5563;
    --gray-700: #374151;
    --gray-800: #1F2937;
    --gray-900: #111827;
    --border-radius: 0.5rem;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Open Sans', sans-serif;
    font-size: 16px;
    line-height: 1.5;
    color: var(--gray-800);
    background-color: var(--white);
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
}

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

ul {
    list-style: none;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color 0.3s ease;
}

/* Layout */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

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

.text-left {
    text-align: left;
}

.text-right {
    text-align: right;
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: var(--white);
    box-shadow: var(--shadow);
    z-index: 50;
    padding: 0.75rem 0;
}

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

.logo {
    display: flex;
    align-items: center;
}

.logo-icon {
    width: 2.5rem;
    height: 2.5rem;
    margin-right: 0.75rem;
}

.logo-text {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--dark-blue);
}

.main-nav {
    display: none;
}

@media (min-width: 768px) {
    .main-nav {
        display: block;
    }
}

.nav-list {
    display: flex;
    gap: 1.5rem;
}

.nav-link {
    font-family: 'Montserrat', sans-serif;
    color: var(--dark-blue);
    position: relative;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -4px;
    left: 0;
    background-color: var(--primary);
    transition: width 0.3s ease;
}

.nav-link:hover::after, .nav-link.active::after {
    width: 100%;
}

/* Mobile Menu Button */
.mobile-menu-btn {
    display: block;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

@media (min-width: 768px) {
    .mobile-menu-btn {
        display: none;
    }
}

.menu-icon {
    display: block;
    width: 1.5rem;
    height: 2px;
    background-color: var(--dark-blue);
    position: relative;
}

.menu-icon::before, .menu-icon::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 2px;
    background-color: var(--dark-blue);
    transition: transform 0.3s ease;
}

.menu-icon::before {
    top: -8px;
}

.menu-icon::after {
    bottom: -8px;
}

/* Mobile Menu */
.mobile-menu {
    display: none;
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 300px;
    height: 100%;
    background-color: var(--white);
    box-shadow: var(--shadow-lg);
    z-index: 100;
    transition: right 0.3s ease;
}

.mobile-menu.active {
    right: 0;
    display: block;
}

.mobile-menu-container {
    padding: 2rem 1.5rem;
}

.mobile-menu-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--gray-600);
}

.mobile-nav-list {
    margin-top: 2rem;
}

.mobile-nav-link {
    display: block;
    padding: 0.75rem 0;
    font-family: 'Montserrat', sans-serif;
    color: var(--dark-blue);
    border-bottom: 1px solid var(--gray-200);
}

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

/* Buttons */
.btn {
    display: inline-block;
    font-family: 'Montserrat', sans-serif;
    font-weight: 600;
    text-align: center;
    padding: 0.75rem 1.5rem;
    border-radius: 0.5rem;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
}

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

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

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

.btn-light:hover {
    background-color: var(--gray-100);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-block {
    display: block;
    width: 100%;
}

/* Hero Banner */
.hero-banner {
    position: relative;
    padding: 6rem 0 4rem 0;
    background: linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5)), url('img/ban.png');
    background-size: cover;
    background-position: center;
    color: var(--white);
    min-height: 600px;
    display: flex;
    align-items: center;
}

.hero-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.hero-title {
    font-size: 2.25rem;
    margin-bottom: 1.5rem;
}

@media (min-width: 768px) {
    .hero-title {
        font-size: 3rem;
    }
}

.hero-description {
    font-size: 1.125rem;
    margin-bottom: 2rem;
    max-width: 36rem;
    margin-left: auto;
    margin-right: auto;
}

@media (min-width: 768px) {
    .hero-description {
        font-size: 1.25rem;
    }
}

/* Download Form Section */
.download-section {
    padding: 4rem 0;
    background-color: var(--light-gray);
}

.download-content {
    max-width: 48rem;
    margin: 0 auto;
    text-align: center;
}

.section-title {
    font-size: 2rem;
    color: var(--dark-blue);
    margin-bottom: 1rem;
}

.section-description {
    font-size: 1.125rem;
    margin-bottom: 2rem;
}

.download-form-container {
    background-color: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
    padding: 2rem;
    max-width: 36rem;
    margin: 0 auto;
}

.success-message {
    background-color: #D1FAE5;
    color: #065F46;
    padding: 1rem;
    border-radius: var(--border-radius);
    margin-bottom: 1rem;
    display: none;
}

.success-message.active {
    display: block;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-input {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--gray-300);
    border-radius: var(--border-radius);
    font-size: 1rem;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.form-input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 2px rgba(0, 102, 255, 0.2);
}

.form-error {
    display: block;
    color: #DC2626;
    font-size: 0.875rem;
    margin-top: 0.5rem;
}

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

.checkbox-label {
    display: flex;
    align-items: flex-start;
    cursor: pointer;
}

.form-checkbox {
    margin-top: 0.25rem;
    margin-right: 0.5rem;
}

.checkbox-text {
    font-size: 0.875rem;
    color: var(--gray-700);
}

.text-link {
    color: var(--primary);
    text-decoration: none;
}

.text-link:hover {
    text-decoration: underline;
}

/* Features Section */
.features-section {
    padding: 4rem 0;
    background-color: var(--white);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(1, 1fr);
    gap: 2rem;
    margin-top: 3rem;
}

@media (min-width: 640px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .features-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.feature-card {
    background-color: var(--light-gray);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.feature-image {
    height: 12rem;
    overflow: hidden;
}

.feature-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

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

.feature-title {
    font-size: 1.25rem;
    padding: 1.5rem 1.5rem 0.5rem 1.5rem;
    color: var(--dark-blue);
}

.feature-description {
    padding: 0 1.5rem 1.5rem 1.5rem;
    color: var(--gray-700);
}

/* How to Play Section */
.how-to-play-section {
    padding: 4rem 0;
    background: linear-gradient(to right, var(--primary), var(--primary-pink));
    color: var(--white);
}

.section-title.light {
    color: var(--white);
}

.steps-container {
    display: grid;
    grid-template-columns: repeat(1, 1fr);
    gap: 2rem;
    margin: 3rem 0;
}

@media (min-width: 768px) {
    .steps-container {
        grid-template-columns: repeat(3, 1fr);
    }
}

.step-card {
    text-align: center;
}

.step-number {
    background-color: var(--white);
    color: var(--primary);
    width: 4rem;
    height: 4rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem auto;
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    font-size: 1.5rem;
}

.step-title {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
}

.step-description {
    font-size: 1rem;
}

/* About Section */
.about-section {
    padding: 4rem 0;
    background-color: var(--light-gray);
}

.about-card {
    background-color: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
    padding: 2rem;
    max-width: 48rem;
    margin: 0 auto;
}

.about-text {
    margin-bottom: 1.5rem;
}

.about-text:last-child {
    margin-bottom: 0;
}

/* FAQ Section */
.faq-section {
    padding: 4rem 0;
    background-color: var(--white);
}

.faq-container {
    max-width: 48rem;
    margin: 0 auto;
}

.faq-item {
    border: 1px solid var(--gray-200);
    border-radius: var(--border-radius);
    margin-bottom: 1rem;
    overflow: hidden;
}

.faq-question {
    padding: 1.25rem;
    font-family: 'Montserrat', sans-serif;
    font-weight: 600;
    background-color: var(--light-gray);
    cursor: pointer;
    position: relative;
    transition: background-color 0.3s ease;
}

.faq-question:hover {
    background-color: var(--gray-200);
}

.faq-question::after {
    content: '+';
    position: absolute;
    right: 1.25rem;
    top: 50%;
    transform: translateY(-50%);
    font-size: 1.5rem;
    transition: transform 0.3s ease;
}

.faq-item.active .faq-question::after {
    transform: translateY(-50%) rotate(45deg);
}

.faq-answer {
    padding: 0;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
}

.faq-item.active .faq-answer {
    padding: 1.25rem;
    max-height: 500px;
    border-top: 1px solid var(--gray-200);
}

/* Age Restriction */
.age-restriction {
    padding: 2rem 0;
    background-color: var(--dark-blue);
    color: var(--white);
}

.age-restriction-content {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1rem;
}

.age-badge {
    background-color: var(--primary-pink);
    color: var(--white);
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    width: 3rem;
    height: 3rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
}

.age-text {
    font-size: 1.125rem;
}

/* Footer */
.footer {
    background-color: var(--dark-blue);
    color: var(--white);
    padding: 4rem 0 2rem 0;
}

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

@media (min-width: 768px) {
    .footer-content {
        grid-template-columns: repeat(3, 1fr);
    }
}

.footer-logo {
    display: flex;
    align-items: center;
    margin-bottom: 1rem;
}

.footer-logo-text {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    font-size: 1.25rem;
}

.footer-description {
    color: var(--gray-400);
    max-width: 20rem;
}

.footer-heading {
    font-size: 1.125rem;
    margin-bottom: 1.5rem;
}

.footer-nav-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.footer-link {
    color: var(--gray-400);
}

.footer-link:hover {
    color: var(--white);
}

.age-badge-small {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background-color: var(--primary-pink);
    width: 2rem;
    height: 2rem;
    border-radius: 50%;
    margin-top: 1rem;
    margin-right: 0.5rem;
    vertical-align: middle;
}

.age-text-small {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    font-size: 0.75rem;
}

.age-label {
    color: var(--gray-400);
    font-size: 0.875rem;
    vertical-align: middle;
}

.footer-bottom {
    border-top: 1px solid var(--gray-700);
    padding-top: 1.5rem;
    text-align: center;
}

.copyright {
    color: var(--gray-400);
    font-size: 0.875rem;
}

/* Page Content */
.page-content {
    padding: 7rem 0 4rem 0;
}

.page-header {
    text-align: center;
    margin-bottom: 3rem;
}

.page-title {
    font-size: 2.5rem;
    color: var(--dark-blue);
}

.content-card {
    background-color: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
    padding: 2rem;
    max-width: 64rem;
    margin: 0 auto;
}

.content-text {
    margin-bottom: 1.5rem;
}

.content-subtitle {
    font-size: 1.5rem;
    color: var(--dark-blue);
    margin-top: 2rem;
    margin-bottom: 1rem;
}

.content-list {
    list-style-type: disc;
    padding-left: 1.5rem;
    margin-bottom: 1.5rem;
}

.content-list li {
    margin-bottom: 0.5rem;
}

/* Steps Grid Alt */
.steps-grid {
    display: grid;
    grid-template-columns: repeat(1, 1fr);
    gap: 2rem;
    margin: 2rem 0;
}

@media (min-width: 768px) {
    .steps-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.step-card-alt {
    background-color: var(--light-gray);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    text-align: center;
}

.step-number-alt {
    background-color: var(--primary);
    color: var(--white);
    width: 4rem;
    height: 4rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem auto;
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    font-size: 1.5rem;
}

.step-title-alt {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
    color: var(--dark-blue);
}

.step-description-alt {
    color: var(--gray-700);
}

/* Rules */
.rule-section {
    margin-bottom: 2rem;
}

.rule-title {
    font-size: 1.25rem;
    color: var(--dark-blue);
    margin-bottom: 0.5rem;
}

.rule-text {
    margin-bottom: 1rem;
}

.rule-list {
    list-style-type: disc;
    padding-left: 1.5rem;
    margin-bottom: 1rem;
}

.rule-list li {
    margin-bottom: 0.5rem;
}

/* Table */
.table-responsive {
    overflow-x: auto;
    margin: 2rem 0;
}

.points-table {
    width: 100%;
    border-collapse: collapse;
}

.points-table th {
    background-color: var(--primary);
    color: var(--white);
    padding: 1rem;
    font-family: 'Montserrat', sans-serif;
    font-weight: 600;
}

.points-table th:first-child {
    border-top-left-radius: var(--border-radius);
}

.points-table th:last-child {
    border-top-right-radius: var(--border-radius);
}

.points-table td {
    padding: 1rem;
    border-bottom: 1px solid var(--gray-200);
}

.points-table tr:hover {
    background-color: var(--gray-100);
}

.text-footnote {
    font-size: 0.875rem;
    font-style: italic;
    color: var(--gray-600);
}

.updated-date {
    font-size: 0.875rem;
    color: var(--gray-500);
    margin-top: 2rem;
    text-align: right;
}