/* ===================================
   Dragon Island Beast - Main Stylesheet
   Dark Tech Theme with Cyan Accents
   =================================== */

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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", sans-serif;
    background: 
        url('../img/bg.png') center center/cover no-repeat fixed,
        linear-gradient(180deg, rgba(10, 10, 15, 0.9) 0%, rgba(26, 26, 46, 0.8) 50%, rgba(22, 33, 62, 0.9) 100%);
    color: #e0e0e0;
    overflow-x: hidden;
    scroll-behavior: smooth;
}

.bg-particles {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -2;
    background-image: 
        radial-gradient(circle at 20% 30%, rgba(0, 230, 230, 0.05) 0%, transparent 20%),
        radial-gradient(circle at 80% 70%, rgba(0, 230, 230, 0.05) 0%, transparent 20%);
}

/* Header Styles */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 999;
    padding: 18px 50px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: rgba(26, 32, 44, 0.9);
    backdrop-filter: blur(20px) saturate(180%);
    border-bottom: 1px solid rgba(0, 230, 230, 0.3);
    transition: all 0.3s ease;
}

header.scrolled {
    padding: 14px 50px;
    background: rgba(26, 32, 44, 0.95);
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo-icon {
    width: 42px;
    height: 42px;
    background: linear-gradient(135deg, #00e6e6, #00b3b3);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    color: #0a0a0f;
    font-weight: bold;
    filter: drop-shadow(0 0 12px rgba(0, 230, 230, 0.5));
}

.logo-text {
    font-size: 13px;
    line-height: 1.3;
    color: #e0e0e0;
    font-weight: 700;
}

.logo-text div:last-child {
    color: #e0e0e0;
    opacity: 0.8;
}

.nav-list {
    display: flex;
    gap: 40px;
}

.nav-list a {
    color: #e0e0e0;
    text-decoration: none;
    font-size: 15px;
    font-weight: 700;
    position: relative;
    transition: all 0.3s ease;
}

.nav-list a::after {
    content: '';
    position: absolute;
    bottom: -6px;
    left: 0;
    width: 0;
    height: 2px;
    background: #00e6e6;
    transition: width 0.3s ease;
}

.nav-list a:hover {
    color: #00e6e6;
    text-shadow: 0 0 10px rgba(0, 230, 230, 0.5);
}

.nav-list a:hover::after {
    width: 100%;
}

/* Hero Section */
.hero {
    position: relative;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    z-index: 0;
    background: 
        url('../img/bg.png') center center/cover no-repeat,
        linear-gradient(135deg, #0a0a0f 0%, #1a1a2e 50%, #16213e 100%);
}

.hero-video {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    min-width: 100%;
    min-height: 100%;
    width: auto;
    height: auto;
    object-fit: cover;
    z-index: 0;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #0a0a0f 0%, #1a1a2e 50%, #16213e 100%);
    z-index: -1;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(10, 10, 15, 0.4);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    animation: fadeUp 1.2s ease-out forwards;
    opacity: 0;
    transform: translateY(30px);
}

@keyframes fadeUp {
    to { opacity: 1; transform: translateY(0); }
}

.hero-title {
    font-size: 78px;
    font-weight: 800;
    margin-bottom: 16px;
    letter-spacing: 3px;
    background: linear-gradient(90deg, #00e6e6, #00ffff);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    text-shadow: 0 0 40px rgba(0, 230, 230, 0.4);
}

.hero-subtitle {
    font-size: 30px;
    font-weight: 700;
    letter-spacing: 6px;
    color: #e0e0e0;
    text-shadow: 0 2px 10px rgba(0, 230, 230, 0.3);
    margin-bottom: 40px;
    text-align: center;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

.popup-btn {
    padding: 14px 42px;
    background: linear-gradient(135deg, #00e6e6, #00b3b3);
    border: none;
    border-radius: 50px;
    color: #0a0a0f;
    font-size: 16px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 8px 25px rgba(0, 230, 230, 0.4);
}

.popup-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 32px rgba(0, 230, 230, 0.6);
    background: linear-gradient(135deg, #00ffff, #00e6e6);
}

.gift-btn {
    padding: 14px 42px;
    background: rgba(0, 230, 230, 0.9);
    border: 1px solid rgba(0, 230, 230, 0.3);
    border-radius: 50px;
    color: #0a0a0f;
    font-size: 16px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 8px 25px rgba(0, 230, 230, 0.4);
}

.gift-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 32px rgba(0, 230, 230, 0.6);
    background: rgba(0, 255, 255, 0.95);
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background: rgba(0,0,0,0.8);
    z-index: 9999;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(6px);
}

.modal.show {
    display: flex;
}

.modal-content {
    background: #fff;
    padding: 30px;
    border-radius: 20px;
    text-align: center;
    position: relative;
    box-shadow: 0 10px 40px rgba(0,0,0,0.4);
}

.close-btn {
    position: absolute;
    top: 12px;
    right: 14px;
    font-size: 24px;
    color: #666;
    background: rgba(255, 255, 255, 0.9);
    border: 2px solid #ccc;
    cursor: pointer;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    transition: all 0.3s ease;
    font-weight: bold;
    line-height: 1;
    user-select: none;
}

.close-btn:hover {
    background: rgba(220, 53, 69, 0.9);
    color: #fff;
    border-color: #dc3545;
    transform: scale(1.1);
}

.close-btn:active {
    transform: scale(0.95);
}

.modal-content h3 {
    color: #222;
    margin-bottom: 16px;
    font-size: 18px;
}

.qrcode {
    width: 220px;
    height: 220px;
    background: #f0f0f0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    color: #666;
    border-radius: 8px;
}

/* Section Styles */
.section {
    padding: 80px 50px;
    position: relative;
    z-index: 1;
    /* background: rgba(10, 10, 15, 0.7); */
    backdrop-filter: blur(5px);
    border-radius: 20px;
    margin: 40px 20px;
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 50px;
}

.section-title {
    font-size: 28px;
    font-weight: 800;
    color: #00e6e6;
    text-shadow: 0 2px 8px rgba(0, 230, 230, 0.3);
    display: flex;
    align-items: center;
    gap: 10px;
    letter-spacing: 1px;
}

.section-title::before {
    content: '';
    width: 5px;
    height: 24px;
    background: #00e6e6;
    border-radius: 2px;
}

.section-more {
    font-size: 16px;
    color: #e0e0e0;
    font-weight: 700;
    text-decoration: none;
    display: flex;
    gap: 6px;
    transition: all 0.3s ease;
}

.section-more:hover {
    color: #00e6e6;
    gap: 10px;
    text-shadow: 0 0 8px rgba(0, 230, 230, 0.5);
}

.section-bg-text {
    position: absolute;
    font-size: 100px;
    font-weight: 900;
    color: rgba(0, 230, 230, 0.08);
    z-index: -1;
    top: 20px;
    left: 0;
    letter-spacing: 10px;
}

/* Game Cards Carousel */
.games-carousel {
    position: relative;
    overflow: hidden;
    padding: 40px 0;
    display: flex;
    justify-content: center;
    align-items: center;
}

.carousel-track {
    display: flex;
    gap: 30px;
    transition: transform 0.6s cubic-bezier(0.25, 0.1, 0.25, 1);
    align-items: center;
    padding: 10px 0;
}

.game-card {
    width: 200px;
    aspect-ratio: 16/9;
    border-radius: 20px;
    overflow: hidden;
    position: relative;
    cursor: pointer;
    transition: all 0.4s ease;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.6);
    opacity: 0.9;
    filter: brightness(0.9);
    flex-shrink: 0;
    background: linear-gradient(135deg, #2d3748, #1a202c);
    border: 1px solid rgba(0, 230, 230, 0.2);
    display: flex;
    align-items: flex-end;
    justify-content: center;
    font-size: 18px;
    color: #e0e0e0;
    font-weight: bold;
}

.game-card.active {
    border: 2px solid #00e6e6;
    box-shadow: 0 12px 30px rgba(0, 230, 230, 0.4);
    opacity: 1;
    filter: brightness(1.15);
    transform: scale(1.03);
    z-index: 10;
}

.game-card:hover {
    transform: scale(1.03);
    box-shadow: 0 12px 30px rgba(0, 230, 230, 0.3);
    border-color: rgba(0, 230, 230, 0.5);
}

.game-info {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 20px;
    background: linear-gradient(to top, rgba(0,0,0,1), transparent);
}

.game-name {
    font-size: 16px;
    font-weight: 800;
    color: #ffffff;
    text-shadow: 0 2px 6px rgba(0,0,0,0.8);
    margin-bottom: 6px;
}

.game-desc {
    font-size: 13px;
    color: #fff;
    font-weight: 700;
    text-shadow: 0 1px 4px rgba(0,0,0,0.8);
}

.carousel-controls {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 100%;
    display: flex;
    justify-content: space-between;
    padding: 0 20px;
    z-index: 20;
}

.carousel-btn {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: rgba(0,0,0,0.6);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.4);
    color: #fff;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    transition: all 0.3s ease;
}

.carousel-btn:hover {
    background: rgba(255,255,255,0.9);
    border-color: transparent;
    transform: scale(1.1);
    box-shadow: 0 0 20px rgba(255,255,255,0.5);
    color:#2F4F4F;
}

/* Content Sections */
.game-desc-content {
    font-size: 17px;
    line-height: 1.9;
    color: #ffffff;
    font-weight: 600;
    text-shadow: 0 1px 3px rgba(0,0,0,0.3);
    margin-bottom: 30px;
    text-align: justify;
}

.game-feature-list {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-top: 40px;
}

.feature-item {
    background: rgba(255,255,255,0.12);
    border: 1px solid rgba(255,255,255,0.25);
    border-radius: 16px;
    padding: 24px;
    text-align: center;
    transition: 0.3s;
}

.feature-item:hover {
    transform: translateY(-5px);
    background: rgba(255,255,255,0.2);
}

.feature-item h4 {
    color: #fff;
    font-size: 18px;
    font-weight: 700;
    text-shadow: 0 1px 4px rgba(0,0,0,0.3);
    margin-bottom: 10px;
}

.feature-item p {
    font-size: 15px;
    color: #ffffff;
    font-weight: 600;
    text-shadow: 0 1px 3px rgba(0,0,0,0.3);
    line-height: 1.6;
}

/* Screenshots */
.screenshot-wrapper {
    position: relative;
    display: flex;
    align-items: center;
    gap: 20px;
    margin-top: 30px;
}

.screenshot-container {
    flex: 1;
    overflow: hidden;
    position: relative;
}

.screenshot-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    transition: transform 0.5s ease;
}

.screenshot-item {
    aspect-ratio: 16/9;
    border-radius: 12px;
    overflow: hidden;
    border: 2px solid rgba(0, 230, 230, 0.3);
    transition: all 0.3s ease;
    position: relative;
}

.screenshot-item:hover {
    transform: scale(1.05);
    border-color: rgba(0, 230, 230, 0.6);
    box-shadow: 0 10px 30px rgba(0, 230, 230, 0.3);
}

.screenshot-nav-btn {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: rgba(0, 230, 230, 0.15);
    border: 2px solid rgba(0, 230, 230, 0.4);
    color: #00e6e6;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    font-size: 20px;
    font-weight: bold;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
    flex-shrink: 0;
    z-index: 10;
}

.screenshot-nav-btn:hover {
    background: rgba(0, 230, 230, 0.3);
    border-color: #00e6e6;
    transform: scale(1.1);
    box-shadow: 0 5px 15px rgba(0, 230, 230, 0.4);
}

.screenshot-nav-btn:active {
    transform: scale(0.95);
}

.screenshot-nav-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

.screenshot-nav-btn:disabled:hover {
    background: rgba(0, 230, 230, 0.15);
    border-color: rgba(0, 230, 230, 0.4);
    box-shadow: none;
}

.screenshot-pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    margin-top: 30px;
}

.page-info {
    font-size: 16px;
    font-weight: 700;
    color: #00e6e6;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
}

.page-dots {
    display: flex;
    gap: 10px;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(0, 230, 230, 0.3);
    cursor: pointer;
    transition: all 0.3s ease;
    border: 2px solid rgba(0, 230, 230, 0.4);
}

.dot:hover {
    background: rgba(0, 230, 230, 0.6);
    transform: scale(1.2);
}

.dot.active {
    background: #00e6e6;
    border-color: #00e6e6;
    box-shadow: 0 0 10px rgba(0, 230, 230, 0.5);
    border-color: rgba(0, 230, 230, 0.5);
}

/* Business Cooperation Section */
.business-content {
    max-width: 1200px;
    margin: 0 auto;
}

.company-intro {
    margin-bottom: 50px;
}

.company-intro h3 {
    font-size: 28px;
    font-weight: 800;
    color: #00e6e6;
    margin-bottom: 25px;
    text-shadow: 0 2px 10px rgba(0, 230, 230, 0.4);
}

.company-intro p {
    font-size: 16px;
    line-height: 1.8;
    color: #e0e0e0;
    font-weight: 600;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
    margin-bottom: 20px;
}

.cooperation-areas {
    margin-bottom: 50px;
}

.cooperation-areas h4 {
    font-size: 24px;
    font-weight: 700;
    color: #00e6e6;
    margin-bottom: 30px;
    text-shadow: 0 1px 4px rgba(0, 230, 230, 0.3);
}

.cooperation-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.cooperation-item {
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(0, 230, 230, 0.3);
    border-radius: 16px;
    padding: 30px;
    text-align: center;
    transition: all 0.3s ease;
}

.cooperation-item:hover {
    transform: translateY(-5px);
    border-color: rgba(0, 230, 230, 0.6);
    box-shadow: 0 10px 30px rgba(0, 230, 230, 0.3);
}

.cooperation-icon {
    font-size: 48px;
    margin-bottom: 20px;
    color: #00e6e6;
    text-shadow: 0 2px 8px rgba(0, 230, 230, 0.4);
}

.cooperation-item h5 {
    font-size: 20px;
    font-weight: 700;
    color: #00e6e6;
    margin-bottom: 15px;
    text-shadow: 0 1px 3px rgba(0, 230, 230, 0.3);
}

.cooperation-item p {
    font-size: 14px;
    line-height: 1.6;
    color: #e0e0e0;
    font-weight: 600;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
    margin-bottom: 15px;
}

.cooperation-requirements {
    display: inline-block;
    margin-top: 20px;
    padding: 15px 30px;
    background: rgba(0, 230, 230, 0.05);
    border-radius: 8px;
    border: 1px solid rgba(0, 230, 230, 0.2);
}

.cooperation-requirements h6 {
    font-size: 14px;
    font-weight: 700;
    color: #00e6e6;
    margin-bottom: 10px;
    text-shadow: 0 1px 3px rgba(0, 230, 230, 0.3);
}

.cooperation-requirements ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.cooperation-requirements li {
    font-size: 12px;
    line-height: 1.5;
    color: #e0e0e0;
    font-weight: 600;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
    margin-bottom: 8px;
    padding-left: 20px;
    position: relative;
}

.cooperation-requirements li::before {
    content: ">";
    position: absolute;
    left: 0;
    color: #00e6e6;
    font-weight: 700;
    text-shadow: 0 1px 3px rgba(0, 230, 230, 0.3);
}

.cooperation-cta {
    text-align: center;
    padding: 40px;
    background: rgba(0, 230, 230, 0.05);
    border-radius: 16px;
    border: 1px solid rgba(0, 230, 230, 0.2);
}

.cooperation-cta h4 {
    font-size: 24px;
    font-weight: 700;
    color: #00e6e6;
    margin-bottom: 20px;
    text-shadow: 0 1px 4px rgba(0, 230, 230, 0.3);
}

.cooperation-cta p {
    font-size: 16px;
    line-height: 1.6;
    color: #e0e0e0;
    font-weight: 600;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
    margin-bottom: 30px;
}

.cooperation-btn {
    padding: 16px 40px;
    background: linear-gradient(135deg, #00e6e6, #00b3b3);
    border: none;
    border-radius: 25px;
    color: #0a0a0f;
    font-size: 18px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 8px 25px rgba(0, 230, 230, 0.4);
}

.cooperation-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 32px rgba(0, 230, 230, 0.6);
    background: linear-gradient(135deg, #00ffff, #00e6e6);
}

/* System Requirements Section */
.requirements-content {
    max-width: 1200px;
    margin: 0 auto;
}

.requirements-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 40px;
    margin-top: 40px;
}

.requirement-item {
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(0, 230, 230, 0.3);
    border-radius: 16px;
    padding: 30px;
    text-align: center;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.requirement-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #00e6e6, #00ffff);
    border-radius: 16px 16px 0 0;
}

.requirement-item:hover {
    transform: translateY(-5px);
    border-color: rgba(0, 230, 230, 0.8);
    box-shadow: 0 10px 30px rgba(0, 230, 230, 0.3);
    background: rgba(255, 255, 255, 0.12);
}

.requirement-icon {
    font-size: 48px;
    margin-bottom: 20px;
    display: block;
    text-shadow: 0 2px 8px rgba(0, 230, 230, 0.4);
}

.requirement-item h4 {
    font-size: 24px;
    font-weight: 700;
    color: #00e6e6;
    margin-bottom: 20px;
    text-shadow: 0 1px 4px rgba(0, 230, 230, 0.3);
}

.requirement-item ul {
    list-style: none;
    padding: 0;
    margin: 0;
    text-align: left;
}

.requirement-item li {
    font-size: 14px;
    line-height: 1.6;
    color: #e0e0e0;
    font-weight: 600;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
    margin-bottom: 12px;
    padding-left: 20px;
    position: relative;
}

.requirement-item li::before {
    content: "▸";
    position: absolute;
    left: 0;
    color: #00e6e6;
    font-weight: 700;
    text-shadow: 0 1px 3px rgba(0, 230, 230, 0.3);
}

/* Contact Us Section */
.contact-content {
    max-width: 1200px;
    margin: 0 auto;
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-bottom: 50px;
}

.contact-item {
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(0, 230, 230, 0.3);
    border-radius: 16px;
    padding: 30px;
    text-align: center;
    transition: all 0.3s ease;
}

.contact-item:hover {
    transform: translateY(-5px);
    border-color: rgba(0, 230, 230, 0.6);
    box-shadow: 0 10px 30px rgba(0, 230, 230, 0.3);
}

.contact-icon {
    font-size: 48px;
    margin-bottom: 20px;
    color: #00e6e6;
    text-shadow: 0 2px 8px rgba(0, 230, 230, 0.4);
}

.contact-image {
    margin-bottom: 20px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.contact-image img {
    transition: all 0.3s ease;
    /* box-shadow: 0 4px 15px rgba(0, 230, 230, 0.3); */
}

.contact-item:hover .contact-image img {
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(0, 230, 230, 0.5);
}

.contact-item h4 {
    font-size: 20px;
    font-weight: 700;
    color: #00e6e6;
    margin-bottom: 15px;
    text-shadow: 0 1px 3px rgba(0, 230, 230, 0.3);
}

.contact-item p {
    font-size: 18px;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 10px;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
}

.contact-item small {
    font-size: 14px;
    color: #e0e0e0;
    font-weight: 600;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

.contact-form {
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(0, 230, 230, 0.3);
    border-radius: 16px;
    padding: 40px;
    max-width: 600px;
    margin: 0 auto;
}

.contact-form h4 {
    font-size: 24px;
    font-weight: 700;
    color: #00e6e6;
    margin-bottom: 30px;
    text-align: center;
    text-shadow: 0 1px 4px rgba(0, 230, 230, 0.3);
}

.form-group {
    margin-bottom: 25px;
}

.form-group label {
    display: block;
    font-size: 16px;
    font-weight: 700;
    color: #00e6e6;
    margin-bottom: 10px;
    text-shadow: 0 1px 3px rgba(0, 230, 230, 0.3);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 15px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(0, 230, 230, 0.3);
    border-radius: 8px;
    color: #ffffff;
    font-size: 16px;
    font-weight: 600;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
    transition: all 0.3s ease;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: rgba(255, 255, 255, 0.5);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #00e6e6;
    background: rgba(255, 255, 255, 0.15);
    box-shadow: 0 0 15px rgba(0, 230, 230, 0.3);
}

.form-group select {
    cursor: pointer;
}

.form-group select option {
    background: #404459;
    color: #ffffff;
    padding: 12px 15px;
    border: none;
    font-size: 16px;
}

.form-group select option:hover {
    background: rgba(0, 230, 230, 0.2);
}

.form-group select option:checked {
    background: #00e6e6;
    color: #0a0a0f;
    font-weight: 700;
}

.form-group select:focus {
    outline: none;
    border-color: #00e6e6;
    background: rgba(255, 255, 255, 0.15);
    box-shadow: 0 0 15px rgba(0, 230, 230, 0.3);
}

.submit-btn {
    width: 100%;
    padding: 16px;
    background: linear-gradient(135deg, #00e6e6, #00b3b3);
    border: none;
    border-radius: 8px;
    color: #0a0a0f;
    font-size: 18px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 8px 25px rgba(0, 230, 230, 0.4);
}

.submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 32px rgba(0, 230, 230, 0.6);
    background: linear-gradient(135deg, #00ffff, #00e6e6);
}

/* Gift Section */
.gift-box {
    background: linear-gradient(135deg, rgba(0, 230, 230, 0.1), rgba(0, 179, 179, 0.05));
    border: 1px solid rgba(0, 230, 230, 0.3);
    border-radius: 20px;
    padding: 40px;
    text-align: center;
}

.gift-title {
    font-size: 22px;
    color: #00e6e6;
    font-weight: 700;
    text-shadow: 0 1px 4px rgba(0, 230, 230, 0.3);
    margin-bottom: 20px;
}

.gift-expire {
    color: #e0e0e0;
    font-size: 16px;
    font-weight: 700;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
    margin-bottom: 20px;
}

.gift-code-item {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
    margin: 15px 0;
}

.gift-code {
    background: rgba(26, 32, 44, 0.8);
    border: 1px solid rgba(0, 230, 230, 0.3);
    border-radius: 12px;
    padding: 14px 25px;
    font-size: 18px;
    color: #00e6e6;
    font-weight: 700;
    text-shadow: 0 1px 3px rgba(0, 230, 230, 0.3);
    letter-spacing: 2px;
    min-width: 220px;
    text-align: center;
}

.copy-btn {
    padding: 14px 22px;
    background: linear-gradient(135deg, #00e6e6, #00b3b3);
    border: none;
    border-radius: 12px;
    color: #0a0a0f;
    font-weight: 700;
    cursor: pointer;
    transition: 0.3s;
    box-shadow: 0 5px 15px rgba(0, 230, 230, 0.3);
}

.copy-btn:hover {
    transform: scale(1.05);
    box-shadow: 0 5px 15px rgba(0, 230, 230, 0.5);
    background: linear-gradient(135deg, #00ffff, #00e6e6);
}

.gift-tip {
    margin-top: 20px;
    font-size: 15px;
    color: #e0e0e0;
    font-weight: 600;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
    line-height: 1.6;
}

/* Beast Detail Display Section */
.beast-detail-display {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    margin-top: 50px;
    padding: 40px;
    background: rgba(0, 230, 230, 0.05);
    border-radius: 20px;
    border: 1px solid rgba(0, 230, 230, 0.2);
}

.beast-main-image {
    height: 400px;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 230, 230, 0.3);
    border: 2px solid rgba(0, 230, 230, 0.4);
}

.beast-main-info {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.beast-main-title {
    font-size: 36px;
    font-weight: 800;
    color: #00e6e6;
    margin-bottom: 20px;
    text-shadow: 0 2px 10px rgba(0, 230, 230, 0.4);
}

.beast-main-desc {
    font-size: 18px;
    line-height: 1.7;
    color: #e0e0e0;
    font-weight: 600;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
    margin-bottom: 25px;
}

.beast-meta {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.beast-type, .beast-rarity, .beast-difficulty {
    background: rgba(0, 230, 230, 0.15);
    border: 1px solid rgba(0, 230, 230, 0.3);
    border-radius: 20px;
    padding: 8px 16px;
    font-size: 14px;
    font-weight: 700;
    color: #00e6e6;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

.beast-gallery {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 16px;
    padding: 30px;
    border: 1px solid rgba(0, 230, 230, 0.2);
}

.gallery-header {
    text-align: center;
    margin-bottom: 30px;
}

.gallery-header h4 {
    font-size: 20px;
    font-weight: 700;
    color: #00e6e6;
    text-shadow: 0 1px 4px rgba(0, 230, 230, 0.3);
}

.beast-thumbnails-container {
    position: relative;
    width: 100%;
    display: flex;
    align-items: center;
}

.beast-thumbnails-wrapper {
    position: relative;
    display: flex;
    align-items: center;
    flex: 1;
    overflow: hidden;
    margin: 0 60px;
}

.gallery-nav-btn {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    background: rgba(0, 230, 230, 0.15);
    border: 2px solid rgba(0, 230, 230, 0.4);
    color: #00e6e6;
    cursor: pointer;
    position: absolute;
    z-index: 10;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    font-weight: 700;
    transition: all 0.3s ease;
}

.gallery-nav-btn.fixed-left {
    left: 0;
}

.gallery-nav-btn.fixed-right {
    right: 0;
}

.gallery-nav-btn:hover {
    background: rgba(0, 230, 230, 0.3);
    border-color: #00e6e6;
    transform: scale(1.1);
    box-shadow: 0 5px 15px rgba(0, 230, 230, 0.4);
}

.gallery-nav-btn:active {
    transform: scale(0.95);
}

.gallery-nav-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

.gallery-nav-btn:disabled:hover {
    background: rgba(0, 230, 230, 0.15);
    border-color: rgba(0, 230, 230, 0.4);
    box-shadow: none;
}

.beast-thumbnails {
    padding-top: 10px;
    display: flex;
    gap: 20px;
    overflow-x: auto;
    overflow-y: hidden;
    position: relative;
    scroll-behavior: smooth;
    padding-bottom: 10px;
    scrollbar-width: thin;
    scrollbar-color: rgba(0, 230, 230, 0.3) rgba(0, 230, 230, 0.1);
}

.beast-thumbnails::-webkit-scrollbar {
    height: 8px;
}

.beast-thumbnails::-webkit-scrollbar-track {
    background: rgba(0, 230, 230, 0.1);
    border-radius: 4px;
}

.beast-thumbnails::-webkit-scrollbar-thumb {
    background: rgba(0, 230, 230, 0.5);
    border-radius: 4px;
}

.beast-thumbnails::-webkit-scrollbar-thumb:hover {
    background: rgba(0, 230, 230, 0.8);
}

/* Hide grid display for mobile when scrolling is enabled */
@media (min-width: 769px) {
    .beast-thumbnails {
        flex-wrap: nowrap;
    }
}

.beast-thumb {
    background: rgba(255, 255, 255, 0.08);
    border: 2px solid rgba(0, 230, 230, 0.3);
    border-radius: 12px;
    padding: 15px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    flex-shrink: 0;
    min-width: 150px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.beast-thumb:hover {
    transform: translateY(-5px);
    border-color: rgba(0, 230, 230, 0.8);
    box-shadow: 0 8px 25px rgba(0, 230, 230, 0.4);
}

.beast-thumb.active {
    border-color: #00e6e6;
    background: rgba(0, 230, 230, 0.15);
    box-shadow: 0 5px 20px rgba(0, 230, 230, 0.3);
}

.beast-thumb img {
    width: 80px;
    height: 80px;
    object-fit: cover;
    border-radius: 8px;
    margin-bottom: 12px;
}

.thumb-name {
    font-size: 14px;
    font-weight: 700;
    color: #e0e0e0;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

/* Dinosaur Showcase Section */
.dinosaur-showcase {
    margin: 50px 0;
    padding: 40px;
    background: rgba(0, 230, 230, 0.05);
    border-radius: 20px;
    border: 1px solid rgba(0, 230, 230, 0.2);
}

.showcase-header {
    text-align: center;
    margin-bottom: 40px;
}

.showcase-title {
    font-size: 32px;
    font-weight: 800;
    color: #00e6e6;
    margin-bottom: 15px;
    text-shadow: 0 2px 10px rgba(0, 230, 230, 0.4);
}

.showcase-desc {
    font-size: 18px;
    color: #e0e0e0;
    font-weight: 600;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
}

.dinosaur-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
    margin-bottom: 40px;
}

.dino-card {
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(0, 230, 230, 0.3);
    border-radius: 16px;
    overflow: hidden;
    transition: all 0.4s ease;
    cursor: pointer;
}

.dino-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 40px rgba(0, 230, 230, 0.3);
    border-color: rgba(0, 230, 230, 0.6);
}

.dino-image {
    height: 200px;
    background-size: cover;
    background-position: center;
    position: relative;
    overflow: hidden;
}

.dino-image::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 60px;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8), transparent);
}

.dino-info {
    padding: 25px;
}

.dino-name {
    font-size: 22px;
    font-weight: 800;
    color: #00e6e6;
    margin-bottom: 12px;
    text-shadow: 0 1px 4px rgba(0, 230, 230, 0.3);
}

.dino-desc {
    font-size: 15px;
    line-height: 1.6;
    color: #e0e0e0;
    font-weight: 600;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
    margin-bottom: 20px;
}

.dino-stats {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.stat {
    background: rgba(0, 230, 230, 0.15);
    border: 1px solid rgba(0, 230, 230, 0.3);
    border-radius: 8px;
    padding: 8px 12px;
    font-size: 13px;
    font-weight: 700;
    color: #00e6e6;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

.showcase-footer {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(0, 230, 230, 0.2);
}

.view-more-btn {
    padding: 14px 32px;
    background: linear-gradient(135deg, #00e6e6, #00b3b3);
    border: none;
    border-radius: 25px;
    color: #0a0a0f;
    font-size: 16px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 8px 25px rgba(0, 230, 230, 0.4);
    margin-bottom: 15px;
}

.view-more-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 32px rgba(0, 230, 230, 0.6);
    background: linear-gradient(135deg, #00ffff, #00e6e6);
}

.showcase-tip {
    font-size: 14px;
    color: #e0e0e0;
    font-weight: 600;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
    opacity: 0.8;
}

/* Sitemap Section */
.game-footer {
    text-align: center;
    padding: 30px 20px;
    background: 
        url('../img/bg.png') center center/cover no-repeat,
        rgba(26, 32, 44, 0.95);
    border-top: 1px solid rgba(0, 230, 230, 0.3);
    margin-top: 60px;
    position: relative;
}

.game-footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(10, 10, 15, 0.8);
    z-index: 0;
}

.game-footer p {
    position: relative;
    z-index: 1;
}

.sitemap-container {
    max-width: 1400px;
    margin: 0 auto;
}

.sitemap-title {
    text-align: center;
    font-size: 28px;
    font-weight: 800;
    color: #00e6e6;
    margin-bottom: 50px;
    text-shadow: 0 2px 10px rgba(0, 230, 230, 0.4);
}

.sitemap-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
}

.sitemap-col h4 {
    font-size: 18px;
    color: #00e6e6;
    margin-bottom: 20px;
    font-weight: 700;
    padding-bottom: 10px;
    border-bottom: 1px solid rgba(0, 230, 230, 0.3);
}

.sitemap-col ul {
    list-style: none;
}

.sitemap-col li {
    margin-bottom: 12px;
}

.sitemap-col a {
    color: #e0e0e0;
    text-decoration: none;
    font-size: 15px;
    font-weight: 600;
    transition: 0.3s;
}

.sitemap-col a:hover {
    color: #00e6e6;
    padding-left: 6px;
}

/* Footer */
.game-footer {
    padding: 30px 20px;
    text-align: center;
    font-size: 14px;
    color: #e0e0e0;
    font-weight: 700;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.4);
    line-height: 1.8;
    border-top: 1px solid rgba(0, 230, 230, 0.2);
    margin-top: 0;
}

/* System Requirements Responsive */
@media (max-width: 768px) {
    .requirements-grid {
        grid-template-columns: 1fr;
        gap: 20px;
        margin-top: 30px;
    }
    
    .requirement-item {
        padding: 20px;
    }
    
    .requirement-icon {
        font-size: 36px;
        margin-bottom: 15px;
    }
    
    .requirement-item h4 {
        font-size: 20px;
        margin-bottom: 15px;
    }
    
    .requirement-item li {
        font-size: 13px;
        margin-bottom: 10px;
        padding-left: 15px;
    }
}

/* Responsive Design */
@media (max-width: 1024px) {
    .sitemap-grid { grid-template-columns: repeat(2, 1fr); }
    .game-feature-list { grid-template-columns: repeat(2, 1fr); }
    .screenshot-grid { grid-template-columns: repeat(2, 1fr); }
    .dinosaur-grid { grid-template-columns: repeat(2, 1fr); }
    .showcase-title { font-size: 28px; }
    .beast-detail-display { grid-template-columns: 1fr; gap: 30px; }
    .beast-main-image { height: 300px; }
    .beast-thumbnails-wrapper { gap: 10px; }
    .gallery-nav-btn { width: 40px; height: 40px; font-size: 16px; }
    .screenshot-nav-btn { width: 45px; height: 45px; font-size: 18px; }
    .screenshot-wrapper { gap: 15px; }
}

@media (max-width: 768px) {
    header { padding: 16px 24px; }
    .nav-list { display: none; }
    .hero-title { font-size: 44px; }
    .hero-subtitle { font-size: 20px; }
    .section { padding: 60px 24px; }
    .game-card { width: 160px; }
    .section-bg-text { font-size: 60px; }
    .game-feature-list { grid-template-columns: 1fr; }
    .screenshot-grid { grid-template-columns: 1fr; }
    .sitemap-grid { grid-template-columns: 1fr; }
    .dinosaur-grid { grid-template-columns: 1fr; }
    .dinosaur-showcase { margin: 30px 0; padding: 25px; }
    .showcase-title { font-size: 24px; }
    .showcase-desc { font-size: 16px; }
    .dino-image { height: 180px; }
    .dino-info { padding: 20px; }
    .dino-name { font-size: 20px; }
    .dino-desc { font-size: 14px; }
    .dino-stats { gap: 10px; }
    .stat { font-size: 12px; padding: 6px 10px; }
    
    /* Beast detail responsive */
    .beast-detail-display { grid-template-columns: 1fr; gap: 20px; padding: 25px; }
    .beast-main-image { height: 250px; }
    .beast-main-title { font-size: 28px; }
    .beast-main-desc { font-size: 16px; }
    .beast-meta { gap: 10px; }
    .beast-type, .beast-rarity, .beast-difficulty { font-size: 12px; padding: 6px 12px; }
    .beast-gallery { padding: 20px; }
    .beast-thumbnails-wrapper { gap: 8px; }
    .gallery-nav-btn { width: 35px; height: 35px; font-size: 14px; }
    .beast-thumbnails { gap: 15px; }
    .beast-thumb { padding: 10px; min-width: 120px; }
    .beast-thumb img { width: 60px; height: 60px; margin-bottom: 8px; }
    .thumb-name { font-size: 12px; }
    
    /* Screenshot responsive */
    .screenshot-wrapper { gap: 10px; }
    .screenshot-nav-btn { width: 40px; height: 40px; font-size: 16px; }
    .screenshot-grid { grid-template-columns: repeat(2, 1fr); gap: 15px; }
    .screenshot-pagination { gap: 15px; }
    .page-info { font-size: 14px; }
    .dot { width: 10px; height: 10px; }
}

/* Download Toast Styles */
.download-toast {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: rgba(0, 230, 230, 0.9);
    color: #0a0a0f;
    padding: 15px 25px;
    border-radius: 8px;
    font-weight: 700;
    z-index: 10000;
    animation: fadeInOut 3s ease;
    box-shadow: 0 8px 25px rgba(0, 230, 230, 0.4);
    font-size: 16px;
    border: 2px solid rgba(0, 230, 230, 0.3);
}