/**
 * PHJL Login - Main Stylesheet
 * Version: 1.0.0
 * All classes use prefix: uifc-
 * Color Palette: #E8F5E8 | #E0F2F1 | #FFFFFF | #0097A7 | #95A5A6 | #2C3E50
 */

/* CSS Variables */
:root {
    --uifc-primary: #0097A7;
    --uifc-secondary: #2C3E50;
    --uifc-accent: #E8F5E8;
    --uifc-bg: #2C3E50;
    --uifc-bg-light: #E0F2F1;
    --uifc-text: #FFFFFF;
    --uifc-text-dark: #2C3E50;
    --uifc-text-muted: #95A5A6;
    --uifc-border: rgba(255,255,255,0.1);
    --uifc-shadow: 0 4px 20px rgba(0,0,0,0.3);
    --uifc-radius: 12px;
    --uifc-radius-sm: 8px;
    --uifc-header-height: 60px;
    --uifc-bottom-nav-height: 64px;
}

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

html {
    font-size: 62.5%;
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    font-size: 1.4rem;
    line-height: 1.5;
    background: var(--uifc-bg);
    color: var(--uifc-text);
    min-height: 100vh;
    overflow-x: hidden;
}

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

a:hover {
    color: var(--uifc-accent);
}

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

/* Container */
.uifc-container {
    width: 100%;
    max-width: 430px;
    margin: 0 auto;
    padding: 0 1.2rem;
}

.uifc-wrapper {
    padding: 1rem 0;
}

/* Header */
.uifc-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--uifc-header-height);
    background: linear-gradient(135deg, var(--uifc-secondary) 0%, #1a252f 100%);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 1rem;
    z-index: 1000;
    box-shadow: var(--uifc-shadow);
    transition: all 0.3s ease;
}

.uifc-header-scrolled {
    background: rgba(44, 62, 80, 0.98);
    backdrop-filter: blur(10px);
}

.uifc-logo {
    display: flex;
    align-items: center;
    gap: 0.8rem;
}

.uifc-logo img {
    width: 32px;
    height: 32px;
    border-radius: var(--uifc-radius-sm);
}

.uifc-logo-text {
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--uifc-text);
    white-space: nowrap;
}

.uifc-header-actions {
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

.uifc-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.6rem 1.2rem;
    font-size: 1.2rem;
    font-weight: 600;
    border: none;
    border-radius: var(--uifc-radius-sm);
    cursor: pointer;
    transition: all 0.3s ease;
    min-height: 36px;
    min-width: 60px;
}

.uifc-btn-primary {
    background: linear-gradient(135deg, var(--uifc-primary) 0%, #007a87 100%);
    color: var(--uifc-text);
}

.uifc-btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0, 151, 167, 0.4);
}

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

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

/* Hamburger Menu */
.uifc-hamburger {
    display: flex;
    flex-direction: column;
    justify-content: space-around;
    width: 28px;
    height: 24px;
    cursor: pointer;
    z-index: 1001;
}

.uifc-hamburger span {
    width: 100%;
    height: 3px;
    background: var(--uifc-text);
    border-radius: 2px;
    transition: all 0.3s ease;
}

.uifc-hamburger-active span:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

.uifc-hamburger-active span:nth-child(2) {
    opacity: 0;
}

.uifc-hamburger-active span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

/* Mobile Menu */
.uifc-mobile-menu {
    position: fixed;
    top: var(--uifc-header-height);
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(44, 62, 80, 0.98);
    backdrop-filter: blur(10px);
    z-index: 9999;
    padding: 2rem;
    transform: translateX(-100%);
    transition: transform 0.3s ease;
    overflow-y: auto;
}

.uifc-menu-active {
    transform: translateX(0);
}

.uifc-mobile-menu ul {
    list-style: none;
}

.uifc-mobile-menu li {
    margin-bottom: 1.5rem;
}

.uifc-mobile-menu a {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: 1.6rem;
    color: var(--uifc-text);
    padding: 1rem;
    border-radius: var(--uifc-radius-sm);
    transition: all 0.3s ease;
}

.uifc-mobile-menu a:hover {
    background: rgba(0, 151, 167, 0.2);
    color: var(--uifc-primary);
}

.uifc-mobile-menu i {
    font-size: 2rem;
    width: 28px;
}

/* Main Content */
main {
    padding-top: var(--uifc-header-height);
}

@media (max-width: 768px) {
    main {
        padding-bottom: calc(var(--uifc-bottom-nav-height) + 20px);
    }
}

/* Hero Carousel */
.uifc-carousel {
    position: relative;
    width: 100%;
    height: 200px;
    overflow: hidden;
    margin-bottom: 1.5rem;
}

.uifc-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.5s ease;
    cursor: pointer;
}

.uifc-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.uifc-slide-active {
    opacity: 1;
}

.uifc-carousel-dots {
    position: absolute;
    bottom: 1rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 0.6rem;
    z-index: 10;
}

.uifc-slide-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: rgba(255,255,255,0.5);
    cursor: pointer;
    transition: all 0.3s ease;
}

.uifc-dot-active {
    background: var(--uifc-primary);
    transform: scale(1.3);
}

/* Section Styles */
.uifc-section {
    padding: 2rem 0;
}

.uifc-section-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--uifc-text);
    margin-bottom: 1.5rem;
    text-align: center;
    position: relative;
}

.uifc-section-title::after {
    content: '';
    display: block;
    width: 60px;
    height: 3px;
    background: var(--uifc-primary);
    margin: 0.8rem auto 0;
    border-radius: 2px;
}

/* Game Grid */
.uifc-game-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0.8rem;
    margin-bottom: 2rem;
}

.uifc-game-card {
    background: linear-gradient(145deg, rgba(0,151,167,0.1) 0%, rgba(44,62,80,0.8) 100%);
    border-radius: var(--uifc-radius-sm);
    padding: 0.6rem;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    border: 1px solid var(--uifc-border);
}

.uifc-game-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 25px rgba(0,151,167,0.3);
    border-color: var(--uifc-primary);
}

.uifc-game-card img {
    width: 100%;
    aspect-ratio: 1;
    border-radius: var(--uifc-radius-sm);
    margin-bottom: 0.4rem;
}

.uifc-game-card p {
    font-size: 1rem;
    color: var(--uifc-text);
    font-weight: 500;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Category Section */
.uifc-category-section {
    margin-bottom: 2.5rem;
}

.uifc-category-header {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    margin-bottom: 1rem;
    padding: 0 0.5rem;
}

.uifc-category-header i {
    font-size: 2.2rem;
    color: var(--uifc-primary);
}

.uifc-category-header h2 {
    font-size: 1.6rem;
    font-weight: 600;
    color: var(--uifc-text);
}

/* Info Cards */
.uifc-info-card {
    background: linear-gradient(145deg, rgba(0,151,167,0.05) 0%, rgba(44,62,80,0.6) 100%);
    border-radius: var(--uifc-radius);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    border: 1px solid var(--uifc-border);
}

.uifc-info-card h3 {
    font-size: 1.6rem;
    color: var(--uifc-primary);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

.uifc-info-card p {
    font-size: 1.3rem;
    line-height: 1.6;
    color: var(--uifc-text);
    margin-bottom: 0.8rem;
}

.uifc-info-card ul {
    list-style: none;
    margin-top: 1rem;
}

.uifc-info-card li {
    padding: 0.6rem 0;
    padding-left: 1.5rem;
    position: relative;
    font-size: 1.3rem;
    color: var(--uifc-text);
    border-bottom: 1px solid var(--uifc-border);
}

.uifc-info-card li:last-child {
    border-bottom: none;
}

.uifc-info-card li::before {
    content: '>';
    position: absolute;
    left: 0;
    color: var(--uifc-primary);
    font-weight: bold;
}

/* CTA Section */
.uifc-cta {
    background: linear-gradient(135deg, var(--uifc-primary) 0%, #007a87 100%);
    border-radius: var(--uifc-radius);
    padding: 2rem;
    text-align: center;
    margin: 2rem 0;
}

.uifc-cta h3 {
    font-size: 1.8rem;
    color: var(--uifc-text);
    margin-bottom: 1rem;
}

.uifc-cta p {
    font-size: 1.3rem;
    color: rgba(255,255,255,0.9);
    margin-bottom: 1.5rem;
}

.uifc-cta .uifc-btn {
    font-size: 1.4rem;
    padding: 1rem 2.5rem;
    background: var(--uifc-text);
    color: var(--uifc-primary);
}

.uifc-cta .uifc-btn:hover {
    transform: scale(1.05);
}

/* Footer */
.uifc-footer {
    background: linear-gradient(180deg, var(--uifc-secondary) 0%, #1a252f 100%);
    padding: 2.5rem 1rem;
    padding-bottom: calc(var(--uifc-bottom-nav-height) + 2rem);
}

@media (min-width: 769px) {
    .uifc-footer {
        padding-bottom: 2.5rem;
    }
}

.uifc-footer-brand {
    text-align: center;
    margin-bottom: 2rem;
}

.uifc-footer-brand p {
    font-size: 1.2rem;
    color: var(--uifc-text-muted);
    line-height: 1.6;
    max-width: 320px;
    margin: 0 auto;
}

.uifc-footer-links {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.6rem;
    margin-bottom: 2rem;
}

.uifc-footer-links a {
    font-size: 1.1rem;
    color: var(--uifc-text);
    padding: 0.5rem 0.8rem;
    background: rgba(0,151,167,0.2);
    border-radius: var(--uifc-radius-sm);
    transition: all 0.3s ease;
}

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

.uifc-footer-copyright {
    text-align: center;
    font-size: 1.1rem;
    color: var(--uifc-text-muted);
    border-top: 1px solid var(--uifc-border);
    padding-top: 1.5rem;
}

/* Bottom Navigation */
.uifc-bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: var(--uifc-bottom-nav-height);
    background: linear-gradient(180deg, #1a252f 0%, var(--uifc-secondary) 100%);
    display: flex;
    justify-content: space-around;
    align-items: center;
    z-index: 1000;
    box-shadow: 0 -4px 20px rgba(0,0,0,0.3);
    border-top: 1px solid rgba(0,151,167,0.3);
}

@media (min-width: 769px) {
    .uifc-bottom-nav {
        display: none;
    }
}

.uifc-nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-width: 60px;
    min-height: 60px;
    cursor: pointer;
    transition: all 0.3s ease;
    border-radius: var(--uifc-radius-sm);
    padding: 0.4rem;
}

.uifc-nav-item:hover {
    background: rgba(0,151,167,0.2);
}

.uifc-nav-item.active {
    background: rgba(0,151,167,0.3);
}

.uifc-nav-item i {
    font-size: 2.2rem;
    color: var(--uifc-text);
    margin-bottom: 0.2rem;
    transition: all 0.3s ease;
}

.uifc-nav-item:hover i,
.uifc-nav-item.active i {
    color: var(--uifc-primary);
    transform: scale(1.1);
}

.uifc-nav-item span {
    font-size: 1rem;
    color: var(--uifc-text-muted);
    font-weight: 500;
}

.uifc-nav-item:hover span,
.uifc-nav-item.active span {
    color: var(--uifc-primary);
}

/* Features List */
.uifc-features-list {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1rem;
}

.uifc-feature-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1rem;
    background: rgba(0,151,167,0.1);
    border-radius: var(--uifc-radius-sm);
    border-left: 3px solid var(--uifc-primary);
}

.uifc-feature-item i {
    font-size: 2rem;
    color: var(--uifc-primary);
    flex-shrink: 0;
}

.uifc-feature-item h4 {
    font-size: 1.4rem;
    color: var(--uifc-text);
    margin-bottom: 0.4rem;
}

.uifc-feature-item p {
    font-size: 1.2rem;
    color: var(--uifc-text-muted);
    line-height: 1.5;
}

/* FAQ Accordion */
.uifc-faq-item {
    background: rgba(0,151,167,0.05);
    border-radius: var(--uifc-radius-sm);
    margin-bottom: 0.8rem;
    overflow: hidden;
    border: 1px solid var(--uifc-border);
}

.uifc-faq-question {
    padding: 1.2rem;
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--uifc-text);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.uifc-faq-question i {
    font-size: 1.6rem;
    color: var(--uifc-primary);
    transition: transform 0.3s ease;
}

.uifc-faq-answer {
    padding: 0 1.2rem 1.2rem;
    font-size: 1.2rem;
    color: var(--uifc-text-muted);
    line-height: 1.6;
}

/* Promo Link Styles */
.uifc-promo-link {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    color: var(--uifc-primary);
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

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

/* Utility Classes */
.uifc-text-center {
    text-align: center;
}

.uifc-mb-1 {
    margin-bottom: 1rem;
}

.uifc-mb-2 {
    margin-bottom: 2rem;
}

.uifc-hidden {
    display: none !important;
}

/* Responsive */
@media (max-width: 360px) {
    .uifc-game-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .uifc-btn {
        padding: 0.5rem 0.8rem;
        font-size: 1.1rem;
    }
}

@media (min-width: 769px) {
    .uifc-container {
        max-width: 430px;
    }

    .uifc-hamburger {
        display: none;
    }
}