/* Yono 101 - Game Registration Platform CSS */

/* CSS Variables with Yono 101 Color Palette */
:root {
    --primary-green: #006400;
    --accent-green: #008000;
    --black: #000000;
    --white: #ffffff;
    --light-gray: #f8f9fa;
    --medium-gray: #6c757d;
    --dark-gray: #343a40;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    
    /* Transitions */
    --transition: all 0.3s ease;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    
    /* Border radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-full: 9999px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--black);
    background-color: var(--white);
}

/* Header and Navigation */
.header {
    background: linear-gradient(135deg, var(--primary-green), var(--accent-green));
    box-shadow: var(--shadow-lg);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar {
    padding: var(--spacing-md) 0;
}

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

/* Logo */
.nav-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.logo-img {
    width: 50px;
    height: 50px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
}

.logo-text {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--white);
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

/* Breadcrumb Navigation */
.breadcrumb {
    background-color: var(--light-gray);
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid #dee2e6;
}

/* Hide breadcrumb on homepage */
body:has(.nav-link[href="index.html"].active) .breadcrumb {
    display: none;
}

.breadcrumb-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-xl);
}

.breadcrumb-list {
    display: flex;
    list-style: none;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 0.9rem;
}

.breadcrumb-item {
    color: var(--medium-gray);
}

.breadcrumb-item:not(:last-child)::after {
    content: "›";
    margin-left: var(--spacing-sm);
    color: var(--medium-gray);
}

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

.breadcrumb-link:hover {
    color: var(--accent-green);
    text-decoration: underline;
}

/* Navigation Menu */
.nav-menu {
    display: flex;
    list-style: none;
    align-items: center;
    gap: var(--spacing-sm);
}

.nav-item {
    list-style: none;
}

.nav-link {
    color: var(--white);
    text-decoration: none;
    font-weight: 500;
    padding: var(--spacing-sm) var(--spacing-sm);
    border-radius: var(--radius-md);
    transition: var(--transition);
    position: relative;
    border: 2px solid transparent;
    display: inline-block;
}

.nav-link:hover {
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(112, 224, 0, 0.3);
}

.nav-link.active {
    background: rgba(255, 255, 255, 0.2);
    color: var(--white);
    box-shadow: 0 4px 20px rgba(0, 100, 0, 0.4);
    transform: translateY(-2px);
    border: 2px solid var(--accent-green);
    font-weight: 600;
}

/* Button Styles */
.nav-link.login-btn, 
.nav-link.register-btn {
    background: var(--white);
    color: var(--black);
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-full);
    transition: var(--transition);
    border: 2px solid transparent;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.nav-link.login-btn:hover, 
.nav-link.register-btn:hover {
    background: var(--white);
    color: var(--primary-green);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.4);
    border-color: var(--accent-green);
}

/* Hamburger Menu */
.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    background: none;
    border: none;
    padding: 0;
    margin: 0;
    outline: none;
}

.bar {
    width: 25px;
    height: 3px;
    background-color: var(--white);
    margin: 3px 0;
    transition: var(--transition);
    border-radius: var(--radius-sm);
}

/* Main Content */
.main-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--spacing-2xl) var(--spacing-xl);
    position: relative;
}

/* Background Pattern */
.main-content::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 80%, rgba(0, 100, 0, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(112, 224, 0, 0.05) 0%, transparent 50%);
    pointer-events: none;
    z-index: -1;
}

/* Hero Section */
.hero {
    padding: var(--spacing-2xl) 0;
    background: linear-gradient(135deg, var(--light-gray), var(--white));
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-2xl);
    position: relative;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent, rgba(112, 224, 0, 0.1), transparent);
    animation: shimmer 3s infinite;
    pointer-events: none;
}

@keyframes shimmer {
    0% { transform: translateX(-100%) translateY(-100%) rotate(45deg); }
    100% { transform: translateX(100%) translateY(100%) rotate(45deg); }
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-xl);
}

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

.hero-text h1 {
    font-size: 2rem;
    color: var(--primary-green);
    margin-bottom: var(--spacing-lg);
    font-weight: 700;
    line-height: 1.2;
}

.hero-text p {
    font-size: 1rem;
    color: var(--dark-gray);
    line-height: 1.8;
    margin-bottom: var(--spacing-xl);
}

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

.hero-btn {
    display: inline-block;
    padding: var(--spacing-md) var(--spacing-xl);
    border-radius: var(--radius-full);
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    text-align: center;
    transition: var(--transition);
    border: 2px solid transparent;
    min-width: 120px;
}

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

.hero-btn.login-btn:hover {
    background: var(--accent-green);
    color: var(--black);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 100, 0, 0.3);
}

.hero-btn.register-btn {
    background: var(--accent-green);
    color: var(--black);
}

.hero-btn.register-btn:hover {
    background: var(--white);
    color: var(--primary-green);
    border-color: var(--primary-green);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(112, 224, 0, 0.3);
}

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

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

.hero-image img:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0, 100, 0, 0.2);
}

/* Content Sections */
.content-section {
    margin-bottom: var(--spacing-2xl);
    padding: var(--spacing-xl);
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
    border: 1px solid rgba(0, 100, 0, 0.1);
    transition: var(--transition);
}

.content-section:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 100, 0, 0.15);
}

.content-section h2 {
    font-size: 2.5rem;
    color: var(--primary-green);
    margin-bottom: var(--spacing-lg);
    font-weight: 600;
    position: relative;
    padding-bottom: var(--spacing-md);
}

.content-section h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-green), var(--accent-green));
    border-radius: var(--radius-sm);
}

.content-section h3 {
    font-size: 1.8rem;
    color: var(--accent-green);
    margin-bottom: var(--spacing-md);
    font-weight: 600;
    position: relative;
    padding-left: var(--spacing-lg);
}

.content-section h3::before {
    content: '▶';
    position: absolute;
    left: 0;
    top: 0;
    color: var(--primary-green);
    font-size: 1.2rem;
}

.content-section p {
    font-size: 1.1rem;
    color: var(--dark-gray);
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
    text-align: justify;
}

/* Feature Grid */
.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
    margin: var(--spacing-xl) 0;
}

.feature-card {
    background: var(--white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
    border: 2px solid var(--light-gray);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

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

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

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 35px rgba(0, 100, 0, 0.2);
    border-color: var(--accent-green);
}

.feature-card h3 {
    color: var(--primary-green);
    margin-bottom: var(--spacing-md);
    position: relative;
    padding-left: var(--spacing-lg);
}

.feature-card h3::before {
    content: '★';
    position: absolute;
    left: 0;
    top: 0;
    color: var(--accent-green);
    font-size: 1.2rem;
}

/* FAQ Section */
.faq-item {
    background: var(--white);
    margin-bottom: var(--spacing-md);
    border-radius: var(--radius-lg);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
    border: 1px solid var(--light-gray);
    overflow: hidden;
    transition: var(--transition);
}

.faq-item:hover {
    box-shadow: 0 8px 25px rgba(0, 100, 0, 0.15);
    transform: translateY(-2px);
}

.faq-item.active {
    box-shadow: 0 10px 30px rgba(0, 100, 0, 0.2);
    border-color: var(--accent-green);
}

.faq-question {
    background: linear-gradient(135deg, var(--light-gray), var(--white));
    padding: var(--spacing-lg);
    font-weight: 600;
    color: var(--primary-green);
    cursor: pointer;
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    transition: var(--transition);
    position: relative;
    padding-left: var(--spacing-2xl);
    user-select: none;
}

.faq-question::before {
    content: '❓';
    position: absolute;
    left: var(--spacing-lg);
    top: 50%;
    transform: translateY(-50%);
    font-size: 1.2rem;
    transition: var(--transition);
}

.faq-question:hover {
    background: linear-gradient(135deg, var(--accent-green), var(--light-gray));
    color: var(--black);
}

.faq-item.active .faq-question {
    background: linear-gradient(135deg, var(--primary-green), var(--accent-green));
    color: var(--white);
}

.faq-item.active .faq-question::before {
    content: '✅';
    color: var(--white);
}

.faq-answer {
    padding: var(--spacing-lg);
    color: var(--dark-gray);
    line-height: 1.8;
    background: var(--white);
    border-top: 1px solid var(--light-gray);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
}

.faq-item.active .faq-answer {
    max-height: 500px;
    padding: var(--spacing-lg);
}

/* CTA Section */
.cta-section {
    background: linear-gradient(135deg, var(--primary-green), var(--accent-green));
    color: var(--white);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-lg);
    text-align: center;
    margin: var(--spacing-2xl) 0;
    position: relative;
    overflow: hidden;
    box-shadow: 0 15px 35px rgba(0, 100, 0, 0.3);
}

.cta-section::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    animation: pulse 4s ease-in-out infinite;
    pointer-events: none;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: 0.5; }
    50% { transform: scale(1.1); opacity: 0.8; }
}

.cta-section h2 {
    color: var(--white);
    margin-bottom: var(--spacing-lg);
    position: relative;
    z-index: 1;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.cta-buttons {
    display: flex;
    gap: var(--spacing-lg);
    justify-content: center;
    flex-wrap: wrap;
    margin-top: var(--spacing-xl);
    position: relative;
    z-index: 1;
}

.cta-button {
    background: var(--white);
    color: var(--primary-green);
    padding: var(--spacing-lg) var(--spacing-2xl);
    border-radius: var(--radius-full);
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    transition: var(--transition);
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
}

.cta-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(112, 224, 0, 0.3), transparent);
    transition: var(--transition);
}

.cta-button:hover::before {
    left: 100%;
}

.cta-button:hover {
    background: var(--accent-green);
    color: var(--black);
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
}

/* Footer */
.footer {
    background: linear-gradient(135deg, var(--black), #1a1a1a);
    color: var(--white);
    padding: var(--spacing-2xl) 0;
    margin-top: var(--spacing-2xl);
    position: relative;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-green), var(--accent-green));
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-xl);
    text-align: center;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-lg);
    flex-wrap: wrap;
}

.footer-link {
    color: var(--white);
    text-decoration: none;
    transition: var(--transition);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    position: relative;
}

.footer-link::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--accent-green);
    transition: var(--transition);
    transform: translateX(-50%);
}

.footer-link:hover::before {
    width: 100%;
}

.footer-link:hover {
    color: var(--accent-green);
    background: rgba(112, 224, 0, 0.1);
}

/* Responsive Design */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background: linear-gradient(135deg, var(--primary-green), var(--accent-green));
        width: 100%;
        height: calc(100vh - 70px);
        text-align: center;
        transition: 0.3s ease-in-out;
        box-shadow: var(--shadow-lg);
        overflow-y: auto;
        z-index: 999;
    }

    .nav-menu.active {
        left: 0;
    }
    
    .nav-item {
        width: 100%;
    }
    
    .nav-link {
        display: block;
        width: 100%;
    }
    
    .login-btn, .register-btn {
        margin: var(--spacing-xs) auto;
        display: inline-block;
        min-width: 120px;
    }
    
    body.menu-open {
        overflow: hidden;
        position: fixed;
        width: 100%;
    }
    
    .nav-container {
        padding: 0 var(--spacing-md);
    }
    
    .logo-text {
        font-size: 1.3rem;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
        text-align: center;
    }
    
    .hero-text {
        text-align: center;
    }
    
    .hero-text h1 {
        font-size: 2.5rem;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .hero-btn {
        flex: 1;
        min-width: 140px;
    }
    
    .content-section h2 {
        font-size: 2rem;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .footer-links {
        flex-direction: column;
        gap: var(--spacing-md);
    }
}

@media (max-width: 480px) {
    .nav-container {
        padding: 0 var(--spacing-md);
    }
    
    .logo-text {
        font-size: 1.2rem;
    }
    
    .main-content {
        padding: var(--spacing-lg) var(--spacing-md);
    }
    
    .hero-text h1 {
        font-size: 2rem;
    }
    
    .hero-text p {
        font-size: 1rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .hero-btn {
        width: 100%;
        max-width: 200px;
    }
    
    .content-section h2 {
        font-size: 1.8rem;
    }
    
    .content-section h3 {
        font-size: 1.5rem;
    }
}

/* Print Styles */
@media print {
    .header,
    .hamburger,
    .footer {
        display: none;
    }
    
    body {
        font-size: 12pt;
        line-height: 1.4;
    }
    
    .main-content {
        padding: 0;
    }
}