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

:root {
    --primary-color: #0B2F9F;
    --secondary-color: #161D6F;
    --accent-color: #98DED9;
    --bg-color: #C7FFD8;
    --bg-light: #98DED9;
    --text-color: #161D6F;
    --text-light: #161D6F;
    --border-color: #98DED9;
    --shadow: 0 2px 10px rgba(22, 29, 111, 0.1);
    --shadow-lg: 0 10px 30px rgba(22, 29, 111, 0.15);
    --border-radius: 8px;
    --transition: all 0.3s ease;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--bg-color);
    font-size: 16px;
    position: relative;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(circle at 20% 80%, var(--accent-color) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, var(--bg-light) 0%, transparent 50%);
    opacity: 0.1;
    z-index: -1;
}

/* Accessibility */
:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

.skip-link {
    position: absolute;
    top: -40px;
    left: 6px;
    background: var(--primary-color);
    color: white;
    padding: 8px;
    text-decoration: none;
    border-radius: var(--border-radius);
    z-index: 1000;
}

.skip-link:focus {
    top: 6px;
}

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

/* Header */
.header {
    background: var(--bg-color);
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 100;
    border-bottom: 2px solid var(--accent-color);
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

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

.logo-link {
    display: flex;
    align-items: center;
    text-decoration: none;
    color: var(--text-color);
    transition: var(--transition);
}

.logo-link:hover {
    transform: scale(1.05);
}

.logo-img {
    height: 40px;
    width: 40px;
    margin-right: 10px;
}

.nav-logo h1 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin: 0;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
    margin: 0;
    padding: 0;
}

.nav-link {
    text-decoration: none;
    color: var(--text-color);
    font-weight: 500;
    transition: var(--transition);
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius);
}

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

.nav-menu .btn {
    margin-left: 1rem;
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
    border-radius: var(--border-radius);
    transition: var(--transition);
    text-decoration: none;
    display: inline-block;
}

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

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

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

.nav-menu .btn-register:hover {
    background: var(--secondary-color);
    border-color: var(--secondary-color);
    transform: translateY(-2px);
}

.auth-buttons {
    display: flex;
    gap: 1rem;
}

.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    text-decoration: none;
    border-radius: var(--border-radius);
    font-weight: 600;
    text-align: center;
    transition: var(--transition);
    border: none;
    cursor: pointer;
    font-size: 1rem;
}

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

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

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

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

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

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

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

.btn-register:hover {
    background: var(--secondary-color);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

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

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

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

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

/* Main Content */
.main {
    min-height: calc(100vh - 200px);
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    padding: 4rem 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, var(--accent-color) 0%, var(--bg-light) 100%);
    opacity: 0.1;
    z-index: 1;
}

.hero .container {
    position: relative;
    z-index: 2;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    font-weight: 700;
}

.hero-description {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    opacity: 0.9;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* Sections */
section {
    padding: 4rem 0;
}

section:nth-child(even) {
    background: var(--bg-light);
    position: relative;
}

section:nth-child(even)::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, var(--accent-color) 0%, var(--bg-color) 100%);
    opacity: 0.2;
    z-index: 1;
}

section:nth-child(even) .container {
    position: relative;
    z-index: 2;
}

section h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--text-color);
}

section h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-color);
}

/* Features */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.feature-card {
    background: var(--bg-color);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    text-align: center;
    transition: var(--transition);
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.feature-card:hover::before {
    transform: scaleX(1);
}

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

.feature-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

/* Steps */
.steps {
    max-width: 800px;
    margin: 0 auto;
}

.step {
    display: flex;
    align-items: flex-start;
    gap: 1.5rem;
    margin-bottom: 2rem;
    padding: 1.5rem;
    background: var(--bg-color);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    border: 2px solid transparent;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.step::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background: linear-gradient(180deg, var(--primary-color), var(--accent-color));
    transform: scaleY(0);
    transition: transform 0.3s ease;
}

.step:hover::before {
    transform: scaleY(1);
}

.step:hover {
    border-color: var(--accent-color);
    transform: translateX(5px);
}

.step-number {
    background: var(--primary-color);
    color: white;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    flex-shrink: 0;
}

.step-content h3 {
    margin-bottom: 0.5rem;
}

/* Registration Steps */
.reg-steps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin: 2rem 0;
}

.reg-step {
    text-align: center;
    padding: 1.5rem;
    background: var(--bg-color);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
}

.reg-step-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.reg-step h4 {
    margin-bottom: 0.5rem;
    color: var(--primary-color);
}

/* Login Steps */
.login-steps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin: 2rem 0;
}

.login-step {
    text-align: center;
    padding: 1.5rem;
    background: var(--bg-color);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
}

.login-step-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.login-step h4 {
    margin-bottom: 0.5rem;
    color: var(--primary-color);
}

.login-benefits ul {
    list-style: none;
    max-width: 600px;
    margin: 2rem auto;
}

.login-benefits li {
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--border-color);
    position: relative;
    padding-left: 2rem;
}

.login-benefits li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: bold;
}

/* Game Categories */
.categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.category-card {
    background: var(--bg-color);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    text-align: center;
    transition: var(--transition);
}

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

.category-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.category-card h3 {
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.category-card p {
    margin-bottom: 1.5rem;
    color: var(--text-light);
}

/* CTA Sections */
.cta-section {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, var(--accent-color) 0%, var(--bg-light) 100%);
    opacity: 0.1;
    z-index: 1;
}

.cta-section .container {
    position: relative;
    z-index: 2;
}

.cta-buttons {
    margin-top: 2rem;
}

.cta-buttons .btn {
    margin: 0 0.5rem 1rem;
}

.login-link,
.register-link {
    margin-top: 1rem;
    opacity: 0.9;
}

.login-link a,
.register-link a {
    color: var(--accent-color);
    text-decoration: underline;
}

/* Footer */
.footer {
    background: linear-gradient(135deg, var(--secondary-color) 0%, var(--primary-color) 100%);
    color: white;
    padding: 3rem 0 1rem;
    position: relative;
    overflow: hidden;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, var(--accent-color) 0%, var(--bg-light) 100%);
    opacity: 0.05;
    z-index: 1;
}

.footer .container {
    position: relative;
    z-index: 2;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h3,
.footer-section h4 {
    margin-bottom: 1rem;
    color: var(--bg-color);
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section a {
    color: white;
    text-decoration: none;
    transition: var(--transition);
}

.footer-section a:hover {
    color: var(--accent-color);
}

.social-links {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.social-links a {
    padding: 0.5rem 1rem;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.social-links a:hover {
    background: var(--bg-color);
    color: var(--primary-color);
    transform: translateY(-2px);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* Additional Page Styles */

/* About Us Page */
.company-story,
.mission-vision,
.core-values,
.team-section,
.achievements,
.future-plans {
    padding: 3rem 0;
}

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

.story-text p {
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
    line-height: 1.8;
}

.mission-vision-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.mission-card,
.vision-card {
    background: var(--bg-color);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    text-align: center;
}

.card-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.value-card {
    background: var(--bg-color);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    text-align: center;
    transition: var(--transition);
}

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

.value-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.team-member {
    background: var(--bg-color);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    text-align: center;
}

.member-avatar {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.achievements-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.achievement-item {
    text-align: center;
    padding: 2rem;
    background: var(--bg-color);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
}

.achievement-number {
    font-size: 3rem;
    font-weight: bold;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

/* FAQ Page */
.faq-section {
    padding: 3rem 0;
}

.faq-intro {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 3rem;
    font-size: 1.1rem;
}

.faq-categories {
    max-width: 900px;
    margin: 0 auto;
}

.faq-category {
    margin-bottom: 3rem;
}

.faq-category h3 {
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    text-align: left;
}

.faq-item {
    background: var(--bg-color);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    margin-bottom: 1rem;
    overflow: hidden;
}

.faq-question {
    padding: 1.5rem;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--bg-light);
    transition: var(--transition);
}

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

.faq-question h4 {
    margin: 0;
    color: var(--text-color);
}

.faq-toggle {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--primary-color);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
    background: var(--bg-color);
}

.faq-answer p {
    padding: 0 1.5rem 1.5rem;
    margin: 0;
    color: var(--text-light);
}

.still-have-questions {
    text-align: center;
    margin-top: 3rem;
    padding: 2rem;
    background: var(--bg-color);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
}

/* Contact Us Page */
.contact-info,
.contact-form-section,
.support-categories,
.response-times,
.faq-quick-links {
    padding: 3rem 0;
}

.contact-intro {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 3rem;
    font-size: 1.1rem;
}

.contact-methods {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.contact-method {
    background: var(--bg-color);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    text-align: center;
}

.method-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.contact-link {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
}

.response-time {
    color: var(--text-light);
    font-size: 0.9rem;
    margin-top: 0.5rem;
}

.form-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: start;
}

.form-info h2 {
    text-align: left;
    margin-bottom: 1rem;
}

.form-benefits ul {
    list-style: none;
    margin-top: 1rem;
}

.form-benefits li {
    padding: 0.5rem 0;
    position: relative;
    padding-left: 1.5rem;
}

.form-benefits li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: bold;
}

.contact-form {
    background: var(--bg-color);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--text-color);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--primary-color);
    outline: none;
}

.checkbox-group {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
}

.checkbox-group input[type="checkbox"] {
    width: auto;
    margin-top: 0.25rem;
}

.checkbox-group label {
    margin-bottom: 0;
    font-weight: normal;
}

.support-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.support-category {
    background: var(--bg-color);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    text-align: center;
}

.category-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.support-link {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
}

.response-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.response-item {
    background: var(--bg-color);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    text-align: center;
}

.response-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.response-time {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.quick-links-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin: 2rem 0;
}

.quick-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem;
    background: var(--bg-color);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    text-decoration: none;
    color: var(--text-color);
    transition: var(--transition);
}

.quick-link:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.link-icon {
    font-size: 1.5rem;
}

/* Privacy Policy, Terms & Conditions, Disclaimer Pages */
.policy-content,
.terms-content,
.disclaimer-content {
    padding: 3rem 0;
}

.policy-intro,
.terms-intro,
.disclaimer-intro {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 3rem;
    font-size: 1.1rem;
}

.policy-section,
.terms-section,
.disclaimer-section {
    margin-bottom: 3rem;
    padding: 2rem;
    background: var(--bg-color);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
}

.policy-section h2,
.terms-section h2,
.disclaimer-section h2 {
    text-align: left;
    margin-bottom: 1.5rem;
    color: var(--primary-color);
}

.policy-section h3,
.terms-section h3,
.disclaimer-section h3 {
    margin: 1.5rem 0 1rem;
    color: var(--text-color);
}

.policy-section ul,
.terms-section ul,
.disclaimer-section ul {
    margin-left: 2rem;
    margin-bottom: 1rem;
}

.policy-section li,
.terms-section li,
.disclaimer-section li {
    margin-bottom: 0.5rem;
}

.contact-details {
    background: var(--bg-light);
    padding: 1.5rem;
    border-radius: var(--border-radius);
    margin-top: 1rem;
}

.policy-summary,
.terms-summary,
.disclaimer-summary {
    background: var(--bg-light);
    padding: 2rem;
    border-radius: var(--border-radius);
    margin-top: 3rem;
    text-align: center;
}

.important-notice {
    background: var(--accent-color);
    color: white;
    padding: 1.5rem;
    border-radius: var(--border-radius);
    margin-top: 1.5rem;
}

/* 404 Error Page */
.error-section {
    padding: 4rem 0;
    text-align: center;
}

.error-content {
    max-width: 600px;
    margin: 0 auto 3rem;
}

.error-icon {
    font-size: 5rem;
    margin-bottom: 2rem;
}

.error-content h1 {
    font-size: 4rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.error-content h2 {
    font-size: 1.5rem;
    color: var(--text-light);
    margin-bottom: 1.5rem;
}

.error-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 2rem;
}

.helpful-links {
    margin: 3rem 0;
}

.links-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin-top: 2rem;
}

.helpful-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem;
    background: var(--bg-color);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    text-decoration: none;
    color: var(--text-color);
    transition: var(--transition);
}

.helpful-link:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.search-suggestion {
    background: var(--bg-light);
    padding: 2rem;
    border-radius: var(--border-radius);
    margin: 2rem 0;
}

.search-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 1.5rem;
}

/* Register Section */
.register-section {
    padding: 4rem 0;
    background: var(--bg-light);
    position: relative;
    overflow: hidden;
}

.register-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, var(--accent-color) 0%, var(--bg-color) 100%);
    opacity: 0.3;
    z-index: 1;
}

.register-section .container {
    position: relative;
    z-index: 2;
}

.register-section .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.register-content h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    color: var(--primary-color);
}

.register-content h3 {
    font-size: 1.5rem;
    margin: 2rem 0 1rem;
    color: var(--secondary-color);
}

.register-content p {
    margin-bottom: 1.5rem;
    color: var(--text-light);
    line-height: 1.7;
}

.register-content ol {
    margin: 1.5rem 0;
    padding-left: 1.5rem;
}

.register-content li {
    margin-bottom: 1rem;
    padding: 0.5rem 0;
    line-height: 1.6;
}

.register-content strong {
    color: var(--primary-color);
    font-weight: 600;
}

.register-note {
    margin-top: 2rem;
    padding: 1rem;
    background: var(--bg-color);
    border-radius: var(--border-radius);
    border-left: 4px solid var(--accent-color);
}

.hero-image {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    align-items: center;
}

.hero-image img {
    max-width: 100%;
    height: auto;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.hero-image img:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-lg);
}

/* Games Slider Section */
.games-slider-section {
    padding: 4rem 0;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.games-slider-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, var(--accent-color) 0%, var(--bg-light) 100%);
    opacity: 0.1;
    z-index: 1;
}

.games-slider-section .container {
    position: relative;
    z-index: 2;
}

.games-slider-section h2 {
    color: white;
    margin-bottom: 1rem;
}

.slider-description {
    font-size: 1.2rem;
    margin-bottom: 3rem;
    opacity: 0.9;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.mobile-slider-container {
    max-width: 1000px;
    margin: 0 auto;
}

.mobile-slider {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 2rem;
}

.slider-track {
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    width: 100%;
    height: 500px;
}

.slide {
    position: absolute;
    opacity: 0;
    transform: scale(0.8) translateX(0);
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 1;
}

.slide.active {
    opacity: 1;
    transform: scale(1) translateX(0);
    z-index: 3;
    animation: slideInActive 0.5s ease-out;
}

@keyframes slideInActive {
    from {
        opacity: 0;
        transform: scale(0.9) translateX(0);
    }
    to {
        opacity: 1;
        transform: scale(1) translateX(0);
    }
}

.slide.prev {
    opacity: 0.6;
    transform: scale(0.7) translateX(-100px);
    z-index: 2;
}

.slide.next {
    opacity: 0.6;
    transform: scale(0.7) translateX(100px);
    z-index: 2;
}

.mobile-phone {
    width: 280px;
    height: 500px;
    padding: 20px;
    position: relative;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.mobile-phone:hover {
    transform: translateY(-5px);
    box-shadow: 0 25px 50px rgba(22, 29, 111, 0.4);
    border-color: var(--primary-color);
}

.mobile-phone::before {
    content: '';
    position: absolute;
    top: 10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: var(--accent-color);
    border-radius: 2px;
    z-index: 2;
}

.phone-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 20px;
    transition: all 0.3s ease;
}

.phone-image:hover {
    transform: scale(1.02);
}

.slider-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 50px;
    height: 50px;
    background: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    z-index: 10;
    font-size: 1.5rem;
    font-weight: bold;
    color: white;
    border: 2px solid var(--accent-color);
}

.slider-arrow:hover {
    background: var(--secondary-color);
    transform: translateY(-50%) scale(1.1);
    box-shadow: var(--shadow-lg);
}

.slider-arrow-left {
    left: -60px;
}

.slider-arrow-right {
    right: -60px;
}

.thumbnail-navigation {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-top: 2rem;
}

.thumbnail {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    opacity: 0.6;
    transform: scale(0.9);
}

.thumbnail.active {
    opacity: 1;
    transform: scale(1);
    color: var(--primary-color);
    font-weight: 600;
}

.thumbnail:hover {
    opacity: 0.8;
    transform: scale(1.05);
}

.thumb-icon {
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.thumb-icon img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.thumb-icon img:hover {
    transform: scale(1.1);
}

.thumbnail span {
    font-size: 0.8rem;
    font-weight: 500;
}

.slider-cta {
    margin-top: 3rem;
}

.slider-cta p {
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
    opacity: 0.9;
}

/* Login Section */
.login-section {
    padding: 4rem 0;
    background: var(--bg-color);
    position: relative;
    overflow: hidden;
}

.login-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, var(--bg-light) 0%, var(--accent-color) 100%);
    opacity: 0.2;
    z-index: 1;
}

.login-section .container {
    position: relative;
    z-index: 2;
}

.login-section .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.login-content h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    color: var(--primary-color);
}

.login-content h3 {
    font-size: 1.5rem;
    margin: 2rem 0 1rem;
    color: var(--secondary-color);
}

.login-content p {
    margin-bottom: 1.5rem;
    color: var(--text-light);
    line-height: 1.7;
}

.login-content ol {
    margin: 1.5rem 0;
    padding-left: 1.5rem;
}

.login-content li {
    margin-bottom: 1rem;
    padding: 0.5rem 0;
    line-height: 1.6;
}

.login-content strong {
    color: var(--primary-color);
    font-weight: 600;
}

.login-content ul {
    list-style: none;
    margin: 1.5rem 0;
}

.login-content li {
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--border-color);
    position: relative;
    padding-left: 2rem;
}

.login-content li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: bold;
}

.login-note {
    margin-top: 2rem;
    padding: 1rem;
    background: var(--bg-light);
    border-radius: var(--border-radius);
    border-left: 4px solid var(--accent-color);
}

.hero-image-login {
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-image-login img {
    max-width: 100%;
    height: auto;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.hero-image-login img:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-lg);
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-container {
        padding: 0 15px;
    }
    
    .nav-logo h1 {
        font-size: 1.2rem;
    }
    
    .logo-img {
        height: 35px;
        width: 35px;
        margin-right: 8px;
    }
    
    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--bg-color);
        flex-direction: column;
        padding: 1rem;
        box-shadow: var(--shadow);
        align-items: center;
        gap: 1rem;
    }
    
    .nav-menu .btn {
        margin: 0.5rem 0;
        width: 80%;
        max-width: 200px;
    }

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

    .hamburger {
        display: flex;
    }

    .hero h1 {
        font-size: 2rem;
    }

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

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

    .step {
        flex-direction: column;
        text-align: center;
    }

    .features-grid,
    .reg-steps-grid,
    .login-steps-grid,
    .categories-grid {
        grid-template-columns: 1fr;
    }

    .register-section .container,
    .login-section .container {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }

    .hero-image,
    .hero-image-login {
        order: -1;
    }

    /* Mobile Slider Responsive */
    .games-slider-section {
        padding: 2rem 0;
    }

    .slider-description {
        font-size: 1rem;
        margin-bottom: 2rem;
    }

    .mobile-slider-container {
        max-width: 100%;
        padding: 0 20px;
    }

    .slider-track {
        height: 400px;
    }

    .mobile-phone {
        width: 240px;
        height: 400px;
        padding: 15px;
    }

    .phone-image {
        border-radius: 15px;
    }

    .slider-arrow {
        width: 40px;
        height: 40px;
        font-size: 1.2rem;
    }

    .slider-arrow-left {
        left: 10px;
    }

    .slider-arrow-right {
        right: 10px;
    }

    .thumbnail-navigation {
        gap: 15px;
        flex-wrap: wrap;
        justify-content: center;
    }

    .thumbnail {
        min-width: 80px;
    }

    .thumb-icon {
        width: 40px;
        height: 40px;
    }
    
    .thumb-icon img {
        border-radius: 6px;
    }

    .thumbnail span {
        font-size: 0.7rem;
    }

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

    .form-container {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .mission-vision-grid {
        grid-template-columns: 1fr;
    }

    .values-grid,
    .team-grid,
    .achievements-grid {
        grid-template-columns: 1fr;
    }

    .contact-methods,
    .support-grid,
    .response-grid {
        grid-template-columns: 1fr;
    }

    .quick-links-grid,
    .links-grid {
        grid-template-columns: 1fr;
    }

    .error-content h1 {
        font-size: 3rem;
    }

    .error-actions {
        flex-direction: column;
        align-items: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }

    /* Mobile Slider Extra Small */
    .games-slider-section {
        padding: 1.5rem 0;
    }

    .slider-description {
        font-size: 0.9rem;
        margin-bottom: 1.5rem;
    }

    .slider-track {
        height: 350px;
    }

    .mobile-phone {
        width: 200px;
        height: 350px;
        padding: 12px;
    }

    .phone-image {
        border-radius: 15px;
    }

    .thumbnail-navigation {
        gap: 10px;
    }

    .thumbnail {
        min-width: 60px;
    }

    .thumb-icon {
        width: 35px;
        height: 35px;
    }
    
    .thumb-icon img {
        border-radius: 5px;
    }

    .thumbnail span {
        font-size: 0.6rem;
    }

    section {
        padding: 2rem 0;
    }

    .hero {
        padding: 2rem 0;
    }

    .btn {
        padding: 0.5rem 1rem;
        font-size: 0.9rem;
    }

    .policy-section,
    .terms-section,
    .disclaimer-section {
        padding: 1rem;
    }
}

/* Print Styles */
@media print {
    .header,
    .footer,
    .btn {
        display: none;
    }

    body {
        font-size: 12pt;
        line-height: 1.4;
    }

    .hero {
        background: white !important;
        color: black !important;
    }
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
    :root {
        --primary-color: #000000;
        --secondary-color: #000000;
        --text-color: #000000;
        --bg-color: #ffffff;
        --border-color: #000000;
    }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Focus Visible */
.btn:focus-visible,
.nav-link:focus-visible {
    outline: 3px solid var(--accent-color);
    outline-offset: 2px;
}

/* Loading States */
.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* Smooth Scrolling */
html {
    scroll-behavior: smooth;
}

/* Selection */
::selection {
    background: var(--primary-color);
    color: white;
}

::-moz-selection {
    background: var(--primary-color);
    color: white;
}