:root {
    --bg-main: #0b0f19;
    --bg-card: #151d30;
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    --border-color: #23314d;
    --accent-color: #38bdf8;
    --accent-hover: #0284c7;
    --badge-bg: #f59e0b;
    --code-bg: #0b0f19;
    --code-text: #34d399;
    --modal-overlay: rgba(0, 0, 0, 0.75);
}

[data-theme="light"] {
    --bg-main: #f1f5f9;
    --bg-card: #ffffff;
    --text-main: #0f172a;
    --text-muted: #64748b;
    --border-color: #cbd5e1;
    --accent-color: #0284c7;
    --accent-hover: #0369a1;
    --badge-bg: #d97706;
    --code-bg: #f8fafc;
    --code-text: #059669;
    --modal-overlay: rgba(15, 23, 42, 0.6);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    transition: background-color 0.25s ease, color 0.25s ease;
}

body {
    background-color: var(--bg-main);
    color: var(--text-main);
    min-height: 100vh;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 24px 16px;
}

/* Header */
.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
    margin-bottom: 28px;
}

.logo-group {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-icon {
    font-size: 2rem;
}

.logo-text {
    font-size: 1.6rem;
    font-weight: 800;
}

.header-actions {
    display: flex;
    gap: 12px;
}

.action-btn {
    background-color: var(--bg-card);
    color: var(--text-main);
    border: 1px solid var(--border-color);
    padding: 8px 16px;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 600;
}

.action-btn:hover {
    border-color: var(--accent-color);
}

.primary-btn {
    background-color: var(--accent-color);
    color: #000;
    border: none;
}

.primary-btn:hover {
    background-color: var(--accent-hover);
    color: #fff;
}

/* Controls & Categories */
.controls-section {
    margin-bottom: 28px;
}

.search-bar input {
    width: 100%;
    padding: 12px 18px;
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    color: var(--text-main);
    border-radius: 10px;
    font-size: 1rem;
    outline: none;
}

.search-bar input:focus {
    border-color: var(--accent-color);
}

.filter-tags {
    display: flex;
    gap: 10px;
    margin-top: 14px;
    flex-wrap: wrap;
}

.filter-tag {
    background-color: var(--bg-card);
    color: var(--text-muted);
    border: 1px solid var(--border-color);
    padding: 8px 18px;
    border-radius: 20px;
    cursor: pointer;
    font-weight: 600;
    font-size: 0.9rem;
}

.filter-tag:hover {
    color: var(--text-main);
    border-color: var(--accent-color);
}

.filter-tag.active {
    background-color: var(--accent-color);
    color: #000;
    border-color: var(--accent-color);
}

/* Games Grid */
.games-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
    min-height: 350px;
}

.game-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.game-card:hover {
    transform: translateY(-3px);
    border-color: var(--accent-color);
}

.card-thumbnail {
    position: relative;
    width: 100%;
    height: 160px;
    background-color: #0f172a;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.card-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.badge {
    position: absolute;
    top: 8px;
    left: 8px;
    background-color: var(--badge-bg);
    color: #000;
    font-size: 0.75rem;
    font-weight: 800;
    padding: 3px 8px;
    border-radius: 4px;
    z-index: 2;
}

.card-body {
    padding: 16px;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
    gap: 10px;
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 8px;
}

.card-title {
    font-size: 1.1rem;
    font-weight: 700;
}

.category-tag {
    font-size: 0.75rem;
    padding: 2px 8px;
    border-radius: 4px;
    background: rgba(56, 189, 248, 0.15);
    color: var(--accent-color);
    font-weight: 700;
    white-space: nowrap;
    cursor: pointer;
}

.map-link {
    color: var(--accent-color);
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 600;
}

.map-link:hover {
    text-decoration: underline;
}

.code-box {
    margin-top: auto;
    background-color: var(--code-bg);
    border: 1px solid var(--border-color);
    padding: 8px 12px;
    border-radius: 6px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.code-box code {
    color: var(--code-text);
    font-weight: 700;
    font-size: 0.85rem;
}

.btn-copy {
    background-color: var(--bg-card);
    color: var(--text-main);
    border: 1px solid var(--border-color);
    padding: 4px 10px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 0.8rem;
    font-weight: 600;
}

.btn-copy:hover {
    background-color: var(--accent-color);
    color: #000;
}

/* Modal Popup */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-color: var(--modal-overlay);
    backdrop-filter: blur(4px);
    z-index: 1000;
    justify-content: center;
    align-items: center;
}

.modal.active {
    display: flex;
}

.modal-content {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    width: 90%;
    max-width: 500px;
    padding: 24px;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.close-btn {
    font-size: 1.8rem;
    cursor: pointer;
    color: var(--text-muted);
}

.close-btn:hover {
    color: var(--text-main);
}

.form-group {
    margin-bottom: 14px;
}

.form-group label {
    display: block;
    margin-bottom: 6px;
    font-size: 0.9rem;
    color: var(--text-muted);
}

.form-group input, .form-group select {
    width: 100%;
    padding: 10px;
    background-color: var(--bg-main);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    color: var(--text-main);
    outline: none;
}

.submit-form-btn {
    width: 100%;
    padding: 12px;
    margin-top: 10px;
    background-color: var(--accent-color);
    color: #000;
    border: none;
    border-radius: 8px;
    font-weight: 700;
    cursor: pointer;
}

.submit-form-btn:hover {
    background-color: var(--accent-hover);
    color: #fff;
}

/* Footer */
.footer {
    margin-top: 48px;
    text-align: center;
    color: var(--text-muted);
    font-size: 0.85rem;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.social-links a, .github-link {
    color: var(--accent-color);
    text-decoration: none;
    margin: 0 4px;
    font-weight: 600;
}
/* ปรับแต่งส่วน Footer และปุ่ม Social Links */
.footer-socials {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin-bottom: 8px;
    flex-wrap: wrap;
}

.social-title {
    color: var(--text-muted, #94a3b8);
    font-size: 0.9rem;
}

.social-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 12px;
    border-radius: 6px;
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 500;
    transition: all 0.2s ease;
}

/* ลิงก์ Discord (สีโทนม่วง/สว่าง) */
.social-link[href*="discord"] {
    background: rgba(88, 101, 242, 0.15);
    color: #5865f2;
    border: 1px solid rgba(88, 101, 242, 0.3);
}
.social-link[href*="discord"]:hover {
    background: #5865f2;
    color: #ffffff;
}

/* ลิงก์ YouTube (สีโทนแดง/สว่าง) */
.social-link[href*="youtube"] {
    background: rgba(255, 0, 0, 0.15);
    color: #ff4d4d;
    border: 1px solid rgba(255, 0, 0, 0.3);
}
.social-link[href*="youtube"]:hover {
    background: #ff0000;
    color: #ffffff;
}