/**
 * Rikvip Theme Styles
 * 
 * @package Rikvip_Theme
 */

/* ============================================
   CSS Variables
   ============================================ */
:root {
    --color-primary: #ff6b35;
    --color-primary-dark: #e55a2b;
    --color-secondary: #1a1a2e;
    --color-background: #0f0f1a;
    --color-surface: #1e1e2d;
    --color-text: #ffffff;
    --color-text-muted: #a0a0b0;
    --color-border: #2a2a3e;
    --color-success: #4caf50;
    --color-warning: #ff9800;
    
    --font-family-base: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --font-size-base: 16px;
    --line-height-base: 1.6;
    
    --container-max-width: 1200px;
    --container-padding: 20px;
    
    --header-height: 70px;
    --border-radius: 8px;
    --transition: all 0.3s ease;
}

/* ============================================
   Reset & Base
   ============================================ */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: var(--font-size-base);
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family-base);
    font-size: var(--font-size-base);
    line-height: var(--line-height-base);
    color: var(--color-text);
    background-color: var(--color-background);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

a:hover {
    color: var(--color-primary-dark);
}

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

h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.3;
    margin-bottom: 1rem;
}

p {
    margin-bottom: 1rem;
}

/* ============================================
   Layout
   ============================================ */
.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

.site-main {
    min-height: calc(100vh - var(--header-height) - 300px);
}

/* ============================================
   Header
   ============================================ */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-height);
    background-color: var(--color-secondary);
    border-bottom: 1px solid var(--color-border);
    z-index: 1000;
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: var(--header-height);
}

/* Navigation Desktop */
.nav-desktop {
    display: flex;
    align-items: center;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-menu a {
    color: var(--color-text);
    font-weight: 500;
    padding: 0.5rem 0;
    position: relative;
}

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

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

/* Header Actions */
.header-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

/* Menu Toggle */
.menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-around;
    width: 30px;
    height: 24px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
    z-index: 1100;
}

.menu-bar {
    width: 100%;
    height: 3px;
    background-color: var(--color-text);
    border-radius: 2px;
    transition: var(--transition);
}

/* Mobile Navigation */
.nav-mobile {
    display: none;
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--color-secondary);
    padding: 2rem;
    transform: translateX(-100%);
    transition: transform 0.3s ease;
    overflow-y: auto;
}

.nav-mobile.active {
    transform: translateX(0);
}

.nav-menu-mobile {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.nav-menu-mobile a {
    color: var(--color-text);
    font-size: 1.2rem;
    font-weight: 500;
    display: block;
    padding: 0.5rem 0;
}

.mobile-actions {
    margin-top: 2rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

/* ============================================
   Buttons
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
    font-weight: 500;
    text-align: center;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
    border: 2px solid transparent;
}

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

.btn-primary:hover {
    background-color: var(--color-primary-dark);
    border-color: var(--color-primary-dark);
    color: #ffffff;
}

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

.btn-outline:hover {
    background-color: var(--color-primary);
    border-color: var(--color-primary);
    color: #ffffff;
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1.1rem;
}

/* ============================================
   Hero Section
   ============================================ */
.hero-section {
    padding: calc(var(--header-height) + 4rem) 0 4rem;
    background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-background) 100%);
    text-align: center;
}

.hero-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.hero-description {
    font-size: 1.2rem;
    color: var(--color-text-muted);
    max-width: 600px;
    margin: 0 auto 2rem;
}

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

/* ============================================
   Section Styles
   ============================================ */
section {
    padding: 4rem 0;
}

.section-title {
    font-size: 2rem;
    text-align: center;
    margin-bottom: 3rem;
    color: var(--color-text);
}

/* ============================================
   Features Section
   ============================================ */
.features-section {
    background-color: var(--color-surface);
}

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

.feature-card {
    background-color: var(--color-secondary);
    padding: 2rem;
    border-radius: var(--border-radius);
    border: 1px solid var(--color-border);
    transition: var(--transition);
}

.feature-card:hover {
    transform: translateY(-5px);
    border-color: var(--color-primary);
}

.feature-title {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: var(--color-primary);
}

.feature-desc {
    color: var(--color-text-muted);
    margin-bottom: 0;
}

/* ============================================
   Games Section
   ============================================ */
.games-section {
    background-color: var(--color-background);
}

.games-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.game-card {
    background-color: var(--color-surface);
    padding: 1.5rem;
    border-radius: var(--border-radius);
    border: 1px solid var(--color-border);
    transition: var(--transition);
}

.game-card:hover {
    border-color: var(--color-primary);
    box-shadow: 0 4px 20px rgba(255, 107, 53, 0.1);
}

.game-title {
    font-size: 1.2rem;
    margin-bottom: 0.75rem;
    color: var(--color-text);
}

.game-desc {
    color: var(--color-text-muted);
    font-size: 0.95rem;
    margin-bottom: 0;
}

/* ============================================
   Benefits Section
   ============================================ */
.benefits-section {
    background-color: var(--color-surface);
}

.benefits-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.benefit-item {
    padding: 1.5rem;
    background-color: var(--color-secondary);
    border-radius: var(--border-radius);
    border-left: 4px solid var(--color-primary);
}

.benefit-title {
    font-size: 1.2rem;
    margin-bottom: 0.75rem;
    color: var(--color-text);
}

.benefit-desc {
    color: var(--color-text-muted);
    margin-bottom: 0;
}

/* ============================================
   CTA Section
   ============================================ */
.cta-section {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    text-align: center;
    padding: 5rem 0;
}

.cta-title {
    font-size: 2rem;
    margin-bottom: 1rem;
    color: #ffffff;
}

.cta-desc {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.9);
    max-width: 600px;
    margin: 0 auto 2rem;
}

.cta-section .btn-primary {
    background-color: #ffffff;
    color: var(--color-primary);
    border-color: #ffffff;
}

.cta-section .btn-primary:hover {
    background-color: var(--color-secondary);
    color: #ffffff;
    border-color: var(--color-secondary);
}

/* ============================================
   About Section
   ============================================ */
.about-section {
    background-color: var(--color-background);
}

.about-content {
    max-width: 900px;
    margin: 0 auto;
}

.about-content p {
    color: var(--color-text-muted);
    font-size: 1.05rem;
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

/* ============================================
   Page Template Styles
   ============================================ */
.page-wrapper {
    padding: calc(var(--header-height) + 2rem) 0 4rem;
}

.page-header {
    text-align: center;
    margin-bottom: 3rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid var(--color-border);
}

.page-title {
    font-size: 2rem;
    color: var(--color-text);
}

.page-body {
    max-width: 900px;
    margin: 0 auto;
}

.content-section {
    margin-bottom: 3rem;
}

.content-section .section-title {
    text-align: left;
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--color-primary);
}

.content-section p {
    color: var(--color-text-muted);
    line-height: 1.8;
}

/* ============================================
   Index Template Styles
   ============================================ */
.index-wrapper {
    padding: calc(var(--header-height) + 2rem) 0 4rem;
}

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

.index-title {
    font-size: 2rem;
    color: var(--color-text);
    margin-bottom: 1rem;
}

.index-description {
    color: var(--color-text-muted);
    max-width: 600px;
    margin: 0 auto;
}

.index-body {
    max-width: 900px;
    margin: 0 auto;
}

/* ============================================
   Sidebar
   ============================================ */
.sidebar {
    padding: 2rem 0;
}

.widget {
    background-color: var(--color-surface);
    padding: 1.5rem;
    border-radius: var(--border-radius);
    margin-bottom: 1.5rem;
    border: 1px solid var(--color-border);
}

.widget-title {
    font-size: 1.2rem;
    margin-bottom: 1rem;
    color: var(--color-primary);
}

/* ============================================
   Footer
   ============================================ */
.site-footer {
    background-color: var(--color-secondary);
    border-top: 1px solid var(--color-border);
    padding: 3rem 0 1.5rem;
}

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

.footer-text {
    color: var(--color-text-muted);
    max-width: 600px;
    margin: 0 auto 1.5rem;
    font-size: 0.95rem;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.footer-links a {
    color: var(--color-text-muted);
    font-size: 0.9rem;
}

.footer-links a:hover {
    color: var(--color-primary);
}

.footer-bottom {
    padding-top: 1.5rem;
    border-top: 1px solid var(--color-border);
}

.footer-bottom p {
    color: var(--color-text-muted);
    font-size: 0.85rem;
    margin-bottom: 0;
}

/* ============================================
   Responsive Styles
   ============================================ */
@media (max-width: 768px) {
    :root {
        --header-height: 60px;
    }
    
    .menu-toggle {
        display: flex;
    }
    
    .nav-desktop {
        display: none;
    }
    
    .nav-mobile {
        display: block;
    }
    
    .header-actions {
        display: none;
    }
    
    .hero-title {
        font-size: 1.75rem;
    }
    
    .hero-description {
        font-size: 1rem;
    }
    
    .section-title {
        font-size: 1.5rem;
    }
    
    .features-grid,
    .games-grid,
    .benefits-content {
        grid-template-columns: 1fr;
    }
    
    .cta-title {
        font-size: 1.5rem;
    }
    
    .footer-links {
        flex-direction: column;
        gap: 1rem;
    }
}

@media (max-width: 480px) {
    :root {
        --container-padding: 15px;
    }
    
    .hero-actions {
        flex-direction: column;
        width: 100%;
    }
    
    .hero-actions .btn {
        width: 100%;
    }
    
    .btn-lg {
        padding: 0.875rem 1.5rem;
        font-size: 1rem;
    }
}

/* ============================================
   Utility Classes
   ============================================ */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

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

.mt-0 { margin-top: 0; }
.mb-0 { margin-bottom: 0; }