:root {
    --color-bg: #16161c;
    --color-btn: #ff230acc;
    --color-w100: #ffffff;
    --color-w65: #ffffffc7;
    --color-w10: #ffffff1a;
    --color-b44: #00000070;
    --color-r19: #ff000030;
    --color-r67: #ff0000ab;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    background-color: var(--color-bg);
    color: var(--color-w100);
    font-family: "Noto Sans TC", "PingFang TC", "Microsoft JhengHei", system-ui, sans-serif;
}

a {
    color: inherit;
    text-decoration: none;
}

/* 頂部 */
.lobby-topbar {
    position: sticky;
    top: 0;
    z-index: 20;
    background: rgba(0, 0, 0, 0.72);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-w10);
}

.topbar-inner {
    max-width: 1440px;
    margin: 0 auto;
    padding: 16px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    min-height: 64px;
}

.brand-logo {
    display: inline-flex;
    align-items: center;
    min-height: 48px;
    max-width: 50%;
}

.brand-logo-img {
    display: block;
    height: 48px;
    width: auto;
    max-width: 200px;
    object-fit: contain;
}

.brand-logo-text {
    font-weight: 700;
    font-size: 1.05rem;
    letter-spacing: 0.02em;
}

.topbar-right {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
}

.member-name {
    font-size: 0.85rem;
    color: var(--color-w65);
}

.wallet {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.85rem;
    background: rgba(255, 255, 255, 0.08);
    border-radius: 30px;
    padding: 4px 10px 4px 12px;
    border: 1px solid var(--color-w10);
    margin: 0;
    white-space: nowrap;
}

.wallet-label {
    color: var(--color-w65);
    font-size: 0.75rem;
}

.wallet-amount {
    font-size: 1rem;
    font-weight: 700;
    font-variant-numeric: tabular-nums;
}

.icon-refresh {
    cursor: pointer;
    transition: transform 0.3s ease;
    background-color: var(--color-r67);
    color: var(--color-w100);
    border: 0;
    padding: 4px;
    line-height: 0;
    border-radius: 100%;
}

.icon-refresh:hover {
    transform: rotate(90deg);
}

.icon-refresh.spinning {
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* 主體 */
.content_all {
    max-width: 1440px;
    margin: 0 auto;
    padding: 16px;
}

.notice {
    background: var(--color-r19);
    border: 1px solid var(--color-r67);
    border-radius: 8px;
    padding: 12px 16px;
    margin-bottom: 16px;
    font-size: 0.9rem;
}

.notice code {
    color: #ffd479;
}

/* 品牌切換 */
.brand-bar {
    display: flex;
    gap: 8px;
    overflow-x: auto;
    padding-bottom: 8px;
    margin-bottom: 16px;
    scrollbar-width: thin;
}

.brand-chip {
    flex: 0 0 auto;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    border-radius: 30px;
    background: var(--color-b44);
    border: 1px solid var(--color-w10);
    font-size: 0.85rem;
    white-space: nowrap;
    transition: all 0.2s ease;
}

.brand-chip img {
    width: 20px;
    height: 20px;
    object-fit: contain;
}

.brand-chip:hover {
    border-color: var(--color-r67);
}

.brand-chip.active {
    background: var(--color-btn);
    border-color: var(--color-btn);
}

/* 搜尋列 */
.lobby-header {
    display: flex;
    align-items: center;
    background-color: var(--color-b44);
    padding: 6px 8px 6px 14px;
    border-radius: 50px;
    box-shadow: -1px 0 1px #ff00008f;
    border: 1px solid var(--color-r19);
}

.game-search {
    display: flex;
    align-items: center;
    gap: 8px;
    width: 100%;
}

.search-ico {
    flex: none;
    color: var(--color-w65);
}

.game-search-input {
    flex: 1;
    min-width: 0;
    border: 0;
    outline: 0;
    background: transparent;
    color: var(--color-w100);
    font-size: 0.95rem;
    padding: 8px 0;
    font-family: inherit;
}

.game-search-input::placeholder {
    color: var(--color-w65);
}

.game-search-input::-webkit-search-cancel-button {
    -webkit-appearance: none;
}

.search-clear {
    flex: none;
    width: 28px;
    height: 28px;
    border: 0;
    border-radius: 50%;
    background: var(--color-w10);
    color: var(--color-w100);
    font-size: 1.1rem;
    line-height: 1;
    cursor: pointer;
}

.search-clear:hover {
    background: var(--color-r67);
}

/* 遊戲牆 — 正方形圖 + 名稱在下 */
.lobby-box {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 18px;
}

.game-card {
    width: calc(100% / 6 - 12px * 5 / 6);
    border-radius: 10px;
    overflow: hidden;
    background: var(--color-b44);
    border: 0;
    transition: transform 0.2s ease;
}

.game-card:hover {
    transform: translateY(-3px);
}

.game-card.is-hidden {
    display: none;
}

.game-card > a {
    display: block;
}

.aspect {
    aspect-ratio: 1 / 1;
    background: #0d0d11;
    overflow: hidden;
}

.aspect img {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: cover;
}

.aspect-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 8px;
    text-align: center;
    font-size: 0.75rem;
    color: var(--color-w65);
}

.game-name {
    padding: 10px 8px;
    text-align: center;
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(14px) saturate(1.2);
    -webkit-backdrop-filter: blur(14px) saturate(1.2);
}

.game-name > h3 {
    color: var(--color-w100);
    font-size: 0.85rem;
    font-weight: 600;
    margin: 0;
    line-height: 1.3;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.empty {
    color: var(--color-w65);
    font-size: 0.9rem;
    padding: 32px 8px;
    width: 100%;
    text-align: center;
}

.search-empty {
    margin-top: 8px;
}

.load-more {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 20px 8px 8px;
    color: var(--color-w65);
    font-size: 0.85rem;
}

.load-more[hidden] {
    display: none !important;
}

.load-more-spinner {
    width: 16px;
    height: 16px;
    border: 2px solid var(--color-w10);
    border-top-color: var(--color-btn);
    border-radius: 50%;
    opacity: 0;
}

.load-more.is-loading .load-more-spinner {
    opacity: 1;
    animation: spin 0.8s linear infinite;
}

/* 連線失敗提示 */
.conn-modal {
    position: fixed;
    inset: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
}

.conn-modal[hidden] {
    display: none !important;
}

.conn-modal-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.72);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
}

.conn-modal-panel {
    position: relative;
    width: min(360px, 100%);
    padding: 28px 24px 22px;
    border-radius: 16px;
    background: rgba(28, 28, 36, 0.92);
    border: 1px solid var(--color-w10);
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.45);
    text-align: center;
}

.conn-modal-title {
    margin: 0 0 8px;
    font-size: 1.15rem;
    font-weight: 700;
    color: #ff8a7a;
}

.conn-modal-msg {
    margin: 0 0 20px;
    font-size: 0.95rem;
    color: var(--color-w100);
    line-height: 1.5;
}

.conn-modal-hint {
    margin: -8px 0 16px;
    font-size: 0.8rem;
    color: var(--color-w65);
    line-height: 1.4;
}

.conn-modal-btn {
    min-width: 120px;
    padding: 10px 24px;
    border: 0;
    border-radius: 30px;
    background: var(--color-btn);
    color: var(--color-w100);
    font-size: 0.95rem;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
}

.conn-modal-btn:hover {
    filter: brightness(1.08);
}

@media (max-width: 1200px) {
    .game-card {
        width: calc(100% / 4 - 12px * 3 / 4);
    }
}

@media (max-width: 900px) {
    .game-card {
        width: calc(100% / 3 - 12px * 2 / 3);
    }

    .lobby-header {
        border-radius: 16px;
    }

    .member-name {
        display: none;
    }
}

@media (max-width: 560px) {
    .game-card {
        width: calc(100% / 3 - 12px * 2 / 3);
    }

    .brand-logo-img {
        height: 40px;
        max-width: 140px;
    }

    .topbar-inner {
        padding: 12px 14px;
        min-height: 56px;
    }

    .wallet-label {
        display: none;
    }

    .game-name > h3 {
        font-size: 0.75rem;
    }
}