/* ==========================================
   无邪H5游戏大厅 - 明亮护眼移动端界面
   两套主题：晨雾绿洲 / 晴空纸感
   ========================================== */

:root,
[data-theme="morning-tea"] {
    --nb-bg: #F3F7ED;
    --nb-bg-gradient: radial-gradient(circle at 12% 4%, rgba(199, 224, 174, 0.55), transparent 32%),
        radial-gradient(circle at 92% 10%, rgba(176, 219, 205, 0.45), transparent 30%),
        linear-gradient(180deg, #F7FAF2 0%, #ECF5E8 58%, #E6F0DE 100%);
    --nb-card: rgba(255, 255, 248, 0.88);
    --nb-card-solid: #FFFDF4;
    --nb-primary: #79B88A;
    --nb-secondary: #F3C969;
    --nb-accent-1: #ED9A75;
    --nb-accent-2: #8BB9AD;
    --nb-accent-3: #D7E9B4;
    --nb-danger: #D96B5F;
    --nb-border: rgba(66, 92, 69, 0.18);
    --nb-shadow: rgba(80, 112, 78, 0.16);
    --nb-text: #2F4634;
    --nb-muted: #71806A;
    --nb-blur: 18px;
    --nb-border-width: 1px;
    --nb-shadow-offset: 14px;
    --nb-radius: 24px;

    --page-pad: 16px;
    --soft-ring: rgba(121, 184, 138, 0.24);
    --hairline: rgba(47, 70, 52, 0.08);
    --chip: rgba(255, 255, 248, 0.74);
    --chip-active: #D8EBC9;
    --button-text: #233528;
    --surface-shadow: 0 18px 45px var(--nb-shadow);
    --float-shadow: 0 12px 28px rgba(80, 112, 78, 0.14);
    --thumb-bg: linear-gradient(135deg, rgba(215, 233, 180, 0.85), rgba(139, 185, 173, 0.42));
}

[data-theme="paper-sky"] {
    --nb-bg: #F6F2E8;
    --nb-bg-gradient: radial-gradient(circle at 18% 8%, rgba(185, 220, 235, 0.62), transparent 31%),
        radial-gradient(circle at 84% 16%, rgba(255, 218, 154, 0.45), transparent 29%),
        linear-gradient(180deg, #FBF8EF 0%, #EFF7F7 58%, #EAF2EF 100%);
    --nb-card: rgba(255, 254, 249, 0.9);
    --nb-card-solid: #FFFDF7;
    --nb-primary: #7AAFC2;
    --nb-secondary: #F0B96B;
    --nb-accent-1: #E99282;
    --nb-accent-2: #9DBF8E;
    --nb-accent-3: #D8EAF1;
    --nb-danger: #C96C60;
    --nb-border: rgba(49, 75, 88, 0.15);
    --nb-shadow: rgba(73, 100, 112, 0.14);
    --nb-text: #314455;
    --nb-muted: #73818A;
    --nb-blur: 20px;
    --nb-border-width: 1px;
    --nb-shadow-offset: 14px;
    --nb-radius: 26px;

    --page-pad: 16px;
    --soft-ring: rgba(122, 175, 194, 0.24);
    --hairline: rgba(49, 68, 85, 0.08);
    --chip: rgba(255, 254, 249, 0.76);
    --chip-active: #D9EEF4;
    --button-text: #273948;
    --surface-shadow: 0 18px 45px var(--nb-shadow);
    --float-shadow: 0 12px 28px rgba(73, 100, 112, 0.13);
    --thumb-bg: linear-gradient(135deg, rgba(216, 234, 241, 0.95), rgba(240, 185, 107, 0.34));
}

/* 兼容旧 localStorage 主题值，避免页面变成无变量状态 */
[data-theme="tech-blue"],
[data-theme="glassmorphism"],
[data-theme="dark"],
[data-theme="pink-purple"] {
    --nb-bg: #F3F7ED;
    --nb-bg-gradient: radial-gradient(circle at 12% 4%, rgba(199, 224, 174, 0.55), transparent 32%),
        radial-gradient(circle at 92% 10%, rgba(176, 219, 205, 0.45), transparent 30%),
        linear-gradient(180deg, #F7FAF2 0%, #ECF5E8 58%, #E6F0DE 100%);
    --nb-card: rgba(255, 255, 248, 0.88);
    --nb-card-solid: #FFFDF4;
    --nb-primary: #79B88A;
    --nb-secondary: #F3C969;
    --nb-accent-1: #ED9A75;
    --nb-accent-2: #8BB9AD;
    --nb-accent-3: #D7E9B4;
    --nb-danger: #D96B5F;
    --nb-border: rgba(66, 92, 69, 0.18);
    --nb-shadow: rgba(80, 112, 78, 0.16);
    --nb-text: #2F4634;
    --nb-muted: #71806A;
    --nb-blur: 18px;
    --nb-border-width: 1px;
    --nb-shadow-offset: 14px;
    --nb-radius: 24px;
    --page-pad: 16px;
    --soft-ring: rgba(121, 184, 138, 0.24);
    --hairline: rgba(47, 70, 52, 0.08);
    --chip: rgba(255, 255, 248, 0.74);
    --chip-active: #D8EBC9;
    --button-text: #233528;
    --surface-shadow: 0 18px 45px var(--nb-shadow);
    --float-shadow: 0 12px 28px rgba(80, 112, 78, 0.14);
    --thumb-bg: linear-gradient(135deg, rgba(215, 233, 180, 0.85), rgba(139, 185, 173, 0.42));
}

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

/* --glass 变量族默认值（被 theme-presets.js 覆盖；防止未加载预设时的兜底） */
:root {
    --glass: rgba(255, 255, 248, 0.66);
    --glass-soft: rgba(255, 255, 248, 0.5);
    --glass-strong: rgba(255, 255, 248, 0.82);
    --glass-solid: #FFFDF4;
    --grid-line: rgba(47, 70, 52, 0.035);
}

html {
    min-height: 100%;
    background: var(--nb-bg);
    -webkit-text-size-adjust: 100%;
}

body {
    min-height: 100vh;
    padding: var(--page-pad);
    padding-top: max(var(--page-pad), env(safe-area-inset-top));
    padding-bottom: max(24px, env(safe-area-inset-bottom));
    color: var(--nb-text);
    background: var(--nb-bg-gradient);
    font-family: "Trebuchet MS", "Gill Sans", "Noto Sans SC", "Microsoft YaHei", sans-serif;
    font-weight: 600;
    letter-spacing: 0.01em;
    overflow-x: hidden;
}

body::before {
    content: "";
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: -1;
    background-image: linear-gradient(rgba(47, 70, 52, 0.035) 1px, transparent 1px),
        linear-gradient(90deg, rgba(47, 70, 52, 0.025) 1px, transparent 1px);
    background-size: 28px 28px;
    mask-image: linear-gradient(to bottom, rgba(0,0,0,0.75), transparent 78%);
}

button,
input {
    font: inherit;
}

button {
    -webkit-tap-highlight-color: transparent;
}

.container {
    width: min(100%, 920px);
    margin: 0 auto;
}

/* ==========================================
   Header 区域
   ========================================== */
header {
    position: relative;
    overflow: hidden;
    text-align: left;
    margin-bottom: 18px;
    padding: 24px;
    padding-top: 70px;
    min-height: 220px;
    background: linear-gradient(135deg, rgba(255,255,248,0.78), rgba(255,255,248,0.52)),
        radial-gradient(circle at 88% 10%, var(--nb-accent-3), transparent 38%),
        linear-gradient(135deg, color-mix(in srgb, var(--nb-primary) 34%, #fff), color-mix(in srgb, var(--nb-secondary) 24%, #fff));
    border: var(--nb-border-width) solid var(--nb-border);
    border-radius: calc(var(--nb-radius) + 10px);
    box-shadow: var(--surface-shadow);
    backdrop-filter: blur(var(--nb-blur));
    -webkit-backdrop-filter: blur(var(--nb-blur));
}

header::before {
    content: "";
    position: absolute;
    width: 190px;
    height: 190px;
    right: -58px;
    top: -48px;
    border-radius: 42% 58% 38% 62%;
    background: color-mix(in srgb, var(--nb-primary) 24%, transparent);
    filter: blur(1px);
}

header::after {
    content: "PLAY";
    position: absolute;
    right: 20px;
    bottom: 8px;
    font-size: clamp(3.8rem, 13vw, 7.6rem);
    line-height: 0.78;
    letter-spacing: -0.08em;
    font-weight: 900;
    color: rgba(255, 255, 255, 0.43);
    pointer-events: none;
}

header h1 {
    position: relative;
    z-index: 1;
    max-width: 540px;
    font-size: clamp(1.62rem, 6vw, 3.15rem);
    line-height: 0.98;
    font-weight: 900;
    letter-spacing: -0.055em;
    color: var(--nb-text);
    margin-bottom: 12px;
}

header p {
    position: relative;
    z-index: 1;
    color: var(--nb-muted);
    font-size: 0.98rem;
    line-height: 1.55;
    font-weight: 700;
}

header .feedback-text {
    display: inline-flex;
    align-items: center;
    margin-top: 10px;
    padding: 7px 12px;
    color: color-mix(in srgb, var(--nb-text) 82%, var(--nb-primary));
    background: rgba(255,255,255,0.48);
    border: 1px solid var(--hairline);
    border-radius: 999px;
    font-size: 0.78rem;
    box-shadow: 0 8px 20px rgba(255,255,255,0.28) inset;
}

/* ==========================================
   右上角工具栏
   ========================================== */
.header-toolbar {
    position: absolute;
    top: 16px;
    right: 16px;
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-end;
    gap: 10px;
    z-index: 5;
    max-width: calc(100% - 32px);
}

.toolbar-btn {
    position: relative;
    width: 44px;
    height: 44px;
    border: 1px solid rgba(255,255,255,0.72);
    border-radius: 16px;
    background: rgba(255,255,255,0.66);
    color: var(--nb-text);
    cursor: pointer;
    box-shadow: 0 10px 24px var(--nb-shadow), inset 0 1px 0 rgba(255,255,255,0.8);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0;
}

.toolbar-btn .btn-icon {
    font-size: 1.18rem;
    transition: transform 0.2s ease;
}

.toolbar-btn:hover,
.toolbar-btn:focus-visible {
    outline: none;
    transform: translateY(-2px);
    background: rgba(255,255,255,0.86);
    box-shadow: 0 14px 30px var(--nb-shadow), 0 0 0 5px var(--soft-ring);
}

.toolbar-btn:active {
    transform: scale(0.96);
}

.toolbar-btn:hover .btn-icon,
.toolbar-btn:focus-visible .btn-icon {
    transform: scale(1.12) rotate(-5deg);
}

.update-btn {
    background: color-mix(in srgb, var(--nb-secondary) 30%, rgba(255,255,255,0.72));
}

.theme-btn {
    background: color-mix(in srgb, var(--nb-primary) 24%, rgba(255,255,255,0.74));
}

.toolbar-btn::after {
    content: attr(title);
    position: absolute;
    bottom: -32px;
    right: 0;
    transform: translateY(4px);
    background: rgba(255,255,255,0.92);
    color: var(--nb-text);
    padding: 5px 10px;
    border-radius: 999px;
    border: 1px solid var(--hairline);
    font-size: 0.72rem;
    font-weight: 800;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    box-shadow: var(--float-shadow);
    transition: opacity 0.18s ease, transform 0.18s ease;
}

.toolbar-btn:hover::after,
.toolbar-btn:focus-visible::after {
    opacity: 1;
    transform: translateY(0);
}

/* ==========================================
   用户信息样式
   ========================================== */
#user-area {
    position: relative;
    z-index: 1;
    display: flex;
    width: min(100%, 430px);
    margin-top: 18px;
}

.user-info {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    width: 100%;
    padding: 10px 12px;
    color: var(--nb-text);
    background: rgba(255,255,255,0.62);
    border: 1px solid var(--hairline);
    border-radius: 18px;
    font-size: 0.9rem;
    font-weight: 800;
    box-shadow: var(--float-shadow), inset 0 1px 0 rgba(255,255,255,0.75);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
}

.user-info span {
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.user-avatar {
    flex: 0 0 auto;
    width: 38px;
    height: 38px;
    border-radius: 14px;
    background: var(--nb-card-solid);
    border: 1px solid rgba(255,255,255,0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 19px;
    cursor: pointer;
    box-shadow: 0 8px 18px var(--nb-shadow);
    transition: transform 0.16s ease, box-shadow 0.16s ease;
}

.user-avatar:hover,
.user-avatar:focus-visible {
    transform: translateY(-2px);
    box-shadow: 0 12px 24px var(--nb-shadow), 0 0 0 4px var(--soft-ring);
}

.login-btn,
.logout-btn {
    border: 0;
    color: var(--button-text);
    background: linear-gradient(135deg, color-mix(in srgb, var(--nb-secondary) 78%, #fff), color-mix(in srgb, var(--nb-primary) 28%, #fff));
    box-shadow: var(--float-shadow), inset 0 1px 0 rgba(255,255,255,0.7);
    transition: transform 0.16s ease, box-shadow 0.16s ease, filter 0.16s ease;
}

.login-btn {
    padding: 12px 22px;
    border-radius: 18px;
    font-size: 1rem;
    font-weight: 900;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 9px;
}

.logout-btn {
    flex: 0 0 auto;
    padding: 8px 14px;
    border-radius: 14px;
    font-size: 0.82rem;
    font-weight: 900;
    cursor: pointer;
    background: rgba(255,255,255,0.74);
}

.login-btn:hover,
.logout-btn:hover,
.login-btn:focus-visible,
.logout-btn:focus-visible {
    outline: none;
    transform: translateY(-2px);
    box-shadow: 0 14px 28px var(--nb-shadow), 0 0 0 5px var(--soft-ring);
}

.login-btn:active,
.logout-btn:active {
    transform: scale(0.97);
}

/* ==========================================
   实时公告
   ========================================== */
.announcement-card {
    position: relative;
    display: grid;
    grid-template-columns: auto 1fr auto;
    gap: 12px;
    align-items: flex-start;
    margin: 14px 0;
    padding: 14px;
    border: 1px solid rgba(255,255,255,0.72);
    border-radius: 24px;
    color: var(--nb-text);
    background: rgba(255,255,255,0.62);
    box-shadow: var(--float-shadow), inset 0 1px 0 rgba(255,255,255,0.78);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    animation: announcementIn 0.28s ease both;
}

.announcement-card[data-level="success"] {
    background: color-mix(in srgb, var(--nb-accent-2) 16%, rgba(255,255,255,0.7));
}

.announcement-card[data-level="warning"] {
    background: color-mix(in srgb, var(--nb-secondary) 22%, rgba(255,255,255,0.72));
}

.announcement-card[data-level="danger"] {
    background: color-mix(in srgb, var(--nb-danger) 18%, rgba(255,255,255,0.72));
}

.announcement-icon {
    width: 42px;
    height: 42px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255,255,255,0.66);
    box-shadow: 0 8px 18px var(--nb-shadow), inset 0 1px 0 rgba(255,255,255,0.8);
    font-size: 1.25rem;
}

.announcement-body {
    min-width: 0;
}

.announcement-head {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
    margin-bottom: 6px;
}

.announcement-head strong {
    color: var(--nb-text);
    font-size: 0.98rem;
    font-weight: 900;
}

.announcement-head span {
    color: var(--nb-muted);
    font-size: 0.72rem;
    font-weight: 800;
}

.announcement-body p {
    color: var(--nb-muted);
    line-height: 1.52;
    font-size: 0.86rem;
    font-weight: 800;
    white-space: pre-wrap;
}

.announcement-close {
    width: 32px;
    height: 32px;
    border: 0;
    border-radius: 12px;
    color: var(--nb-muted);
    background: rgba(255,255,255,0.54);
    cursor: pointer;
    font-size: 1.1rem;
    font-weight: 900;
    box-shadow: 0 8px 18px var(--nb-shadow), inset 0 1px 0 rgba(255,255,255,0.72);
    transition: transform 0.16s ease, box-shadow 0.16s ease;
}

.announcement-close:hover,
.announcement-close:focus-visible {
    outline: none;
    transform: translateY(-2px);
    box-shadow: 0 12px 24px var(--nb-shadow), 0 0 0 4px var(--soft-ring);
}

@keyframes announcementIn {
    from { opacity: 0; transform: translateY(-8px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ==========================================
   操作按钮区域（云存档）
   ========================================== */
.actions {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
    margin: 16px 0 18px;
}

.actions button {
    position: relative;
    overflow: hidden;
    min-height: 58px;
    padding: 13px 16px;
    border: 1px solid rgba(255,255,255,0.74);
    border-radius: 22px;
    font-size: 0.98rem;
    font-weight: 900;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 9px;
    color: var(--button-text);
    background: var(--nb-card);
    box-shadow: var(--float-shadow), inset 0 1px 0 rgba(255,255,255,0.78);
    backdrop-filter: blur(var(--nb-blur));
    -webkit-backdrop-filter: blur(var(--nb-blur));
    transition: transform 0.16s ease, box-shadow 0.16s ease, background 0.16s ease;
}

.actions button::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(120deg, rgba(255,255,255,0.0), rgba(255,255,255,0.55), rgba(255,255,255,0));
    transform: translateX(-120%);
    transition: transform 0.55s ease;
}

.actions button:first-child {
    background: linear-gradient(135deg, color-mix(in srgb, var(--nb-accent-2) 38%, #fff), rgba(255,255,255,0.76));
}

.actions button:last-child {
    background: linear-gradient(135deg, color-mix(in srgb, var(--nb-secondary) 46%, #fff), rgba(255,255,255,0.76));
}

.actions button:hover,
.actions button:focus-visible {
    outline: none;
    transform: translateY(-3px);
    box-shadow: 0 18px 34px var(--nb-shadow), 0 0 0 5px var(--soft-ring);
}

.actions button:hover::before,
.actions button:focus-visible::before {
    transform: translateX(120%);
}

.actions button:active {
    transform: scale(0.98);
}

.actions button span {
    font-size: 1.22rem;
}

/* ==========================================
   搜索栏与筛选区
   ========================================== */
.search-bar {
    position: sticky;
    top: max(8px, env(safe-area-inset-top));
    z-index: 20;
    margin: 0 0 12px;
    padding: 0;
}

.search-input-wrapper {
    position: relative;
    width: 100%;
    margin: 0 auto;
}

.search-icon {
    position: absolute;
    left: 17px;
    top: 50%;
    z-index: 1;
    transform: translateY(-50%);
    font-size: 1.08rem;
    opacity: 0.72;
}

.search-input-wrapper input {
    width: 100%;
    min-height: 54px;
    padding: 14px 48px;
    border: 1px solid rgba(255,255,255,0.74);
    border-radius: 20px;
    background: rgba(255,255,255,0.76);
    color: var(--nb-text);
    font-size: 1rem;
    font-weight: 800;
    box-shadow: var(--float-shadow), inset 0 1px 0 rgba(255,255,255,0.82);
    backdrop-filter: blur(var(--nb-blur));
    -webkit-backdrop-filter: blur(var(--nb-blur));
    transition: box-shadow 0.18s ease, background 0.18s ease, transform 0.18s ease;
}

.search-input-wrapper input:focus {
    outline: none;
    transform: translateY(-1px);
    background: rgba(255,255,255,0.92);
    box-shadow: 0 16px 32px var(--nb-shadow), 0 0 0 5px var(--soft-ring);
}

.search-input-wrapper input::placeholder {
    color: color-mix(in srgb, var(--nb-muted) 78%, #fff);
    font-weight: 700;
}

.search-clear {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    background: color-mix(in srgb, var(--nb-danger) 78%, #fff);
    border: 0;
    color: #fff;
    width: 30px;
    height: 30px;
    border-radius: 12px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 900;
    box-shadow: 0 8px 18px rgba(201, 108, 96, 0.18);
    transition: transform 0.14s ease;
}

.search-clear:hover {
    transform: translateY(-50%) scale(1.08);
}

.category-nav {
    display: flex;
    gap: 9px;
    margin: 0 -4px 12px;
    padding: 4px 4px 8px;
    overflow-x: auto;
    scrollbar-width: none;
    -ms-overflow-style: none;
    scroll-snap-type: x proximity;
}

.category-nav::-webkit-scrollbar {
    display: none;
}

.category-tab {
    flex: 0 0 auto;
    scroll-snap-align: start;
    padding: 10px 15px;
    border: 1px solid var(--hairline);
    border-radius: 999px;
    background: var(--chip);
    color: var(--nb-text);
    font-size: 0.88rem;
    font-weight: 900;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 6px;
    box-shadow: 0 9px 22px rgba(255,255,255,0.25) inset, 0 8px 18px var(--nb-shadow);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    transition: transform 0.16s ease, box-shadow 0.16s ease, background 0.16s ease;
}

.category-tab:hover,
.category-tab:focus-visible {
    outline: none;
    transform: translateY(-2px);
    box-shadow: 0 12px 24px var(--nb-shadow), 0 0 0 4px var(--soft-ring);
}

.category-tab.active {
    background: linear-gradient(135deg, var(--chip-active), color-mix(in srgb, var(--nb-primary) 20%, #fff));
    color: color-mix(in srgb, var(--nb-text) 88%, var(--nb-primary));
}

.category-tab span {
    font-size: 1rem;
}

.sort-controls {
    display: flex;
    align-items: center;
    gap: 9px;
    margin: 0 0 14px;
    padding: 8px 2px;
}

.sort-label {
    color: var(--nb-muted);
    font-size: 0.86rem;
    font-weight: 900;
}

.sort-btn {
    padding: 8px 13px;
    border: 1px solid var(--hairline);
    border-radius: 999px;
    background: rgba(255,255,255,0.62);
    color: var(--nb-text);
    font-size: 0.84rem;
    font-weight: 900;
    cursor: pointer;
    box-shadow: 0 8px 18px var(--nb-shadow);
    transition: transform 0.16s ease, box-shadow 0.16s ease, background 0.16s ease;
}

.sort-btn:hover,
.sort-btn:focus-visible {
    outline: none;
    transform: translateY(-2px);
    box-shadow: 0 11px 22px var(--nb-shadow), 0 0 0 4px var(--soft-ring);
}

.sort-btn.active {
    background: color-mix(in srgb, var(--nb-accent-1) 28%, #fff);
    color: var(--button-text);
}

.game-count {
    margin-left: auto;
    color: var(--nb-muted);
    font-size: 0.82rem;
    font-weight: 800;
}

/* ==========================================
   游戏网格和卡片
   ========================================== */
.game-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(156px, 1fr));
    gap: 15px;
    padding: 2px 0 18px;
}

.game-card {
    background: var(--nb-card);
    border: 1px solid rgba(255,255,255,0.76);
    border-radius: 26px;
    overflow: hidden;
    cursor: pointer;
    box-shadow: var(--surface-shadow), inset 0 1px 0 rgba(255,255,255,0.75);
    display: flex;
    flex-direction: column;
    position: relative;
    min-height: 238px;
    backdrop-filter: blur(var(--nb-blur));
    -webkit-backdrop-filter: blur(var(--nb-blur));
    transition: transform 0.2s ease, box-shadow 0.2s ease, filter 0.2s ease;
    animation: cardRise 0.34s ease both;
}

@keyframes cardRise {
    from { opacity: 0; transform: translateY(10px) scale(0.985); }
    to { opacity: 1; transform: translateY(0) scale(1); }
}

.game-card:hover,
.game-card:focus-visible {
    outline: none;
    transform: translateY(-5px);
    box-shadow: 0 24px 48px var(--nb-shadow), 0 0 0 5px var(--soft-ring), inset 0 1px 0 rgba(255,255,255,0.82);
}

.game-card:active {
    transform: scale(0.985);
}

.card-thumb {
    width: calc(100% - 14px);
    height: 138px;
    margin: 7px 7px 0;
    background: var(--thumb-bg);
    overflow: hidden;
    position: relative;
    border-radius: 20px;
    border: 1px solid rgba(255,255,255,0.68);
}

.card-thumb::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(255,255,255,0.06), rgba(0,0,0,0.03));
    pointer-events: none;
}

.card-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transform: scale(1.01);
    transition: transform 0.28s ease, filter 0.28s ease;
}

.game-card:hover .card-thumb img {
    transform: scale(1.06);
    filter: saturate(1.03);
}

.card-info {
    padding: 12px 13px 14px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    text-align: left;
}

.card-info h3 {
    font-size: 1rem;
    line-height: 1.2;
    font-weight: 900;
    color: var(--nb-text);
    margin-bottom: 5px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    letter-spacing: -0.025em;
}

.card-info p {
    font-size: 0.76rem;
    color: var(--nb-muted);
    line-height: 1.42;
    flex-grow: 1;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.card-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 5px;
    margin-top: 9px;
}

.card-tag {
    font-size: 0.68rem;
    font-weight: 900;
    padding: 4px 9px;
    background: color-mix(in srgb, var(--nb-primary) 20%, #fff);
    color: color-mix(in srgb, var(--nb-text) 86%, var(--nb-primary));
    border: 1px solid var(--hairline);
    border-radius: 999px;
}

.fav-btn,
.card-views-badge {
    position: absolute;
    z-index: 5;
    border: 1px solid rgba(255,255,255,0.74);
    background: rgba(255,255,255,0.78);
    box-shadow: 0 8px 18px var(--nb-shadow), inset 0 1px 0 rgba(255,255,255,0.78);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

.fav-btn {
    top: 13px;
    left: 13px;
    width: 34px;
    height: 34px;
    border-radius: 14px;
    font-size: 1.22rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.16s ease, background 0.16s ease, box-shadow 0.16s ease;
}

.fav-btn:hover,
.fav-btn:focus-visible {
    outline: none;
    transform: translateY(-2px) scale(1.04);
    box-shadow: 0 12px 22px var(--nb-shadow), 0 0 0 4px rgba(237, 154, 117, 0.16);
}

.fav-btn.favorited {
    background: color-mix(in srgb, var(--nb-accent-1) 34%, #fff);
}

.card-views-badge {
    top: 13px;
    right: 13px;
    color: color-mix(in srgb, var(--nb-text) 82%, var(--nb-danger));
    padding: 6px 9px;
    border-radius: 999px;
    font-size: 0.72rem;
    font-weight: 900;
    display: flex;
    align-items: center;
    gap: 4px;
}

/* ==========================================
   状态样式
   ========================================== */
.loading-spinner,
.empty-state,
.error-state,
.loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 52px 18px;
    color: var(--nb-muted);
    grid-column: 1 / -1;
    text-align: center;
    background: rgba(255,255,255,0.48);
    border: 1px solid var(--hairline);
    border-radius: 26px;
    box-shadow: var(--float-shadow);
}

.loading p,
.empty-state p,
.error-state p {
    color: var(--nb-muted) !important;
    font-weight: 800;
}

.empty-icon {
    font-size: 3.6rem;
    margin-bottom: 14px;
}

.spinner {
    width: 38px;
    height: 38px;
    border: 4px solid color-mix(in srgb, var(--nb-primary) 20%, #fff);
    border-top-color: var(--nb-primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    margin-bottom: 15px;
}

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

.reset-btn {
    padding: 11px 22px;
    border: 0;
    border-radius: 999px;
    background: color-mix(in srgb, var(--nb-primary) 32%, #fff);
    color: var(--button-text);
    font-size: 0.9rem;
    font-weight: 900;
    cursor: pointer;
    box-shadow: var(--float-shadow);
    transition: transform 0.16s ease, box-shadow 0.16s ease;
}

.reset-btn:hover,
.reset-btn:focus-visible {
    outline: none;
    transform: translateY(-2px);
    box-shadow: 0 14px 28px var(--nb-shadow), 0 0 0 5px var(--soft-ring);
}

/* 固定悬浮 GM 入口：游戏列表很长时不用滚到底部 */
.gm-floating-entry {
    position: fixed;
    left: max(14px, env(safe-area-inset-left));
    top: max(14px, env(safe-area-inset-top));
    z-index: 60;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    min-height: 42px;
    padding: 9px 13px;
    border: 1px solid rgba(255,255,255,0.74);
    border-radius: 999px;
    color: var(--button-text);
    background: rgba(255,255,255,0.68);
    box-shadow: 0 12px 28px var(--nb-shadow), inset 0 1px 0 rgba(255,255,255,0.82);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    cursor: pointer;
    font-weight: 900;
    letter-spacing: -0.02em;
    transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease;
}

.gm-floating-entry:hover,
.gm-floating-entry:focus-visible {
    outline: none;
    transform: translateY(-2px);
    background: rgba(255,255,255,0.88);
    box-shadow: 0 16px 34px var(--nb-shadow), 0 0 0 5px var(--soft-ring), inset 0 1px 0 rgba(255,255,255,0.88);
}

.gm-floating-entry:active {
    transform: scale(0.96);
}

.gm-floating-entry span {
    font-size: 1rem;
}

.gm-floating-entry strong {
    font-size: 0.82rem;
}

/* ==========================================
   响应式设计 - 移动端优先优化
   ========================================== */
@media (max-width: 768px) {
    :root {
        --page-pad: 12px;
    }

    header {
        min-height: 198px;
        padding: 22px;
        padding-top: 66px;
        border-radius: 30px;
    }

    header p {
        font-size: 0.9rem;
    }

    .toolbar-btn::after {
        display: none;
    }

    .game-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 12px;
    }

    .card-thumb {
        height: clamp(112px, 31vw, 145px);
    }
}

@media (max-width: 480px) {
    :root {
        --page-pad: 10px;
    }

    body {
        letter-spacing: 0;
    }

    header {
        min-height: 184px;
        margin-bottom: 14px;
        padding: 18px;
        padding-top: 62px;
        border-radius: 28px;
    }

    header::before {
        width: 150px;
        height: 150px;
        right: -55px;
        top: -42px;
    }

    header h1 {
        max-width: 260px;
        font-size: clamp(1.46rem, 8vw, 2.1rem);
        margin-bottom: 9px;
    }

    header p {
        max-width: 250px;
        font-size: 0.82rem;
        line-height: 1.45;
    }

    header .feedback-text {
        font-size: 0.7rem;
        padding: 6px 10px;
        margin-top: 8px;
    }

    .header-toolbar {
        top: 12px;
        right: 12px;
        gap: 8px;
    }

    .toolbar-btn {
        width: 40px;
        height: 40px;
        border-radius: 15px;
    }

    .gm-floating-entry {
        top: auto;
        left: max(12px, env(safe-area-inset-left));
        bottom: calc(max(14px, env(safe-area-inset-bottom)) + 68px);
        min-height: 42px;
        padding: 9px 13px;
        z-index: 70;
    }

    #user-area {
        width: 100%;
        margin-top: 14px;
    }

    .user-info {
        padding: 9px 10px;
        border-radius: 17px;
        font-size: 0.82rem;
    }

    .user-avatar {
        width: 34px;
        height: 34px;
        border-radius: 13px;
        font-size: 17px;
    }

    .logout-btn {
        padding: 7px 12px;
        font-size: 0.76rem;
    }

    .login-btn {
        width: 100%;
        justify-content: center;
        padding: 12px 18px;
        border-radius: 17px;
        font-size: 0.95rem;
    }

    .actions {
        gap: 10px;
        margin: 13px 0 15px;
    }

    .actions button {
        min-height: 52px;
        padding: 11px 10px;
        border-radius: 19px;
        font-size: 0.88rem;
    }

    .actions button span {
        font-size: 1.08rem;
    }

    .search-bar {
        margin-bottom: 10px;
    }

    .search-input-wrapper input {
        min-height: 51px;
        padding: 13px 44px;
        border-radius: 19px;
        font-size: 0.94rem;
    }

    .category-nav {
        gap: 8px;
        margin-bottom: 9px;
        padding-bottom: 7px;
    }

    .category-tab {
        padding: 9px 13px;
        font-size: 0.8rem;
    }

    .sort-controls {
        gap: 8px;
        margin-bottom: 12px;
        overflow-x: auto;
        scrollbar-width: none;
    }

    .sort-controls::-webkit-scrollbar {
        display: none;
    }

    .sort-label {
        flex: 0 0 auto;
        font-size: 0.78rem;
    }

    .sort-btn {
        flex: 0 0 auto;
        padding: 8px 12px;
        font-size: 0.78rem;
    }

    .game-count {
        display: none;
    }

    .game-grid {
        gap: 10px;
        padding-bottom: 12px;
    }

    .game-card {
        min-height: 212px;
        border-radius: 22px;
    }

    .card-thumb {
        width: calc(100% - 12px);
        height: clamp(96px, 29vw, 126px);
        margin: 6px 6px 0;
        border-radius: 17px;
    }

    .card-info {
        padding: 10px 10px 12px;
    }

    .card-info h3 {
        font-size: 0.9rem;
    }

    .card-info p {
        font-size: 0.69rem;
        -webkit-line-clamp: 2;
    }

    .card-tag {
        font-size: 0.62rem;
        padding: 3px 7px;
    }

    .fav-btn {
        top: 11px;
        left: 11px;
        width: 31px;
        height: 31px;
        border-radius: 12px;
        font-size: 1.08rem;
    }

    .card-views-badge {
        top: 11px;
        right: 11px;
        padding: 5px 8px;
        font-size: 0.66rem;
    }

    .loading-spinner,
    .empty-state,
    .error-state,
    .loading {
        padding: 42px 14px;
        border-radius: 22px;
    }
}

@media (max-width: 360px) {
    :root {
        --page-pad: 8px;
    }

    header {
        min-height: 170px;
        padding: 15px;
        padding-top: 58px;
        border-radius: 24px;
    }

    header h1 {
        font-size: 1.32rem;
    }

    header p:not(.feedback-text) {
        font-size: 0.76rem;
    }

    .toolbar-btn {
        width: 37px;
        height: 37px;
        border-radius: 14px;
    }

    .actions {
        grid-template-columns: 1fr;
    }

    .category-tab {
        padding: 8px 11px;
        font-size: 0.74rem;
    }

    .game-grid {
        gap: 8px;
    }

    .game-card {
        min-height: 198px;
    }

    .card-thumb {
        height: 90px;
    }

    .card-info h3 {
        font-size: 0.82rem;
    }

    .card-info p {
        font-size: 0.64rem;
        -webkit-line-clamp: 1;
    }

    .card-views-badge {
        font-size: 0.6rem;
        padding: 4px 7px;
    }
}

/* 横屏模式 */
@media (max-height: 500px) and (orientation: landscape) {
    body {
        padding: 8px 12px;
    }

    header {
        min-height: 128px;
        padding: 14px 18px;
        padding-top: 14px;
    }

    .header-toolbar {
        top: 12px;
        right: 12px;
    }

    header h1 {
        max-width: 60%;
        font-size: 1.45rem;
    }

    header p:not(.feedback-text) {
        display: none;
    }

    #user-area {
        max-width: 360px;
    }

    .game-grid {
        grid-template-columns: repeat(auto-fill, minmax(132px, 1fr));
    }

    .card-thumb {
        height: 86px;
    }
}

/* 触摸优化 */
@media (hover: none) and (pointer: coarse) {
    .game-card,
    .category-tab,
    .sort-btn,
    .actions button,
    .toolbar-btn,
    .login-btn,
    .logout-btn {
        -webkit-tap-highlight-color: transparent;
        touch-action: manipulation;
    }

    .game-card:hover,
    .category-tab:hover,
    .sort-btn:hover,
    .actions button:hover,
    .toolbar-btn:hover {
        transform: none;
    }

    .game-card:active,
    .category-tab:active,
    .sort-btn:active,
    .actions button:active,
    .toolbar-btn:active {
        transform: scale(0.97);
    }
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        scroll-behavior: auto !important;
        transition-duration: 0.01ms !important;
    }
}

/* ==========================================
   深色模式适配覆盖块
   data-theme-dark="true" 时，把组件里硬编码的白色玻璃背景
   替换为深色玻璃 (--glass 族)，保证对比度。
   ========================================== */
[data-theme-dark="true"] body::before {
    background-image: linear-gradient(var(--grid-line) 1px, transparent 1px),
        linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
}

[data-theme-dark="true"] header,
[data-theme-dark="true"] .announcement-card,
[data-theme-dark="true"] .search-input-wrapper input,
[data-theme-dark="true"] .user-info,
[data-theme-dark="true"] .announcement-icon,
[data-theme-dark="true"] .announcement-close,
[data-theme-dark="true"] .category-tab,
[data-theme-dark="true"] .sort-btn,
[data-theme-dark="true"] .game-card,
[data-theme-dark="true"] .fav-btn,
[data-theme-dark="true"] .card-views-badge,
[data-theme-dark="true"] .gm-floating-entry,
[data-theme-dark="true"] .toolbar-btn {
    background-color: var(--glass);
    color: var(--nb-text);
    border-color: var(--nb-border);
}

[data-theme-dark="true"] header {
    background: linear-gradient(135deg, rgba(40,42,56,0.78), rgba(40,42,56,0.5)),
        radial-gradient(circle at 88% 10%, var(--nb-accent-3), transparent 38%),
        linear-gradient(135deg, color-mix(in srgb, var(--nb-primary) 30%, var(--glass-solid)), color-mix(in srgb, var(--nb-secondary) 20%, var(--glass-solid)));
}

[data-theme-dark="true"] header h1,
[data-theme-dark="true"] header p,
[data-theme-dark="true"] .feedback-text { color: var(--nb-text); }
[data-theme-dark="true"] header::after { color: rgba(255,255,255,0.14); }

[data-theme-dark="true"] .search-input-wrapper input { background: var(--glass); color: var(--nb-text); }
[data-theme-dark="true"] .search-input-wrapper input::placeholder { color: color-mix(in srgb, var(--nb-muted) 70%, #fff); }

[data-theme-dark="true"] .search-clear { background: var(--nb-danger); color: #fff; }

[data-theme-dark="true"] .card-thumb { background: var(--thumb-bg); border-color: var(--nb-border); }
[data-theme-dark="true"] .card-info h3,
[data-theme-dark="true"] .card-info p { color: var(--nb-text); }
[data-theme-dark="true"] .card-info p { color: var(--nb-muted); }
[data-theme-dark="true"] .card-tag { background: color-mix(in srgb, var(--nb-primary) 24%, var(--glass-solid)); color: var(--nb-text); }

[data-theme-dark="true"] .actions button {
    background: var(--glass);
    color: var(--nb-text);
}
[data-theme-dark="true"] .actions button:first-child { background: linear-gradient(135deg, color-mix(in srgb, var(--nb-accent-2) 34%, var(--glass-solid)), var(--glass)); }
[data-theme-dark="true"] .actions button:last-child { background: linear-gradient(135deg, color-mix(in srgb, var(--nb-secondary) 40%, var(--glass-solid)), var(--glass)); }

[data-theme-dark="true"] .loading,
[data-theme-dark="true"] .empty-state,
[data-theme-dark="true"] .error-state,
[data-theme-dark="true"] .loading-spinner {
    background: var(--glass-soft);
    border-color: var(--hairline);
    color: var(--nb-muted);
}

[data-theme-dark="true"] .login-btn,
[data-theme-dark="true"] .logout-btn {
    background: linear-gradient(135deg, color-mix(in srgb, var(--nb-secondary) 70%, var(--glass-solid)), color-mix(in srgb, var(--nb-primary) 28%, var(--glass-solid)));
    color: var(--button-text);
}
[data-theme-dark="true"] .logout-btn { background: var(--glass); color: var(--nb-text); }

/* 深色下白色 inset 高光减弱 */
[data-theme-dark="true"] .toolbar-btn,
[data-theme-dark="true"] .announcement-icon,
[data-theme-dark="true"] .announcement-close,
[data-theme-dark="true"] .fav-btn,
[data-theme-dark="true"] .card-views-badge,
[data-theme-dark="true"] .category-tab,
[data-theme-dark="true"] .sort-btn {
    box-shadow: 0 10px 24px var(--nb-shadow), inset 0 1px 0 rgba(255,255,255,0.06);
}

[data-theme-dark="true"] .game-card {
    box-shadow: var(--surface-shadow), inset 0 1px 0 rgba(255,255,255,0.05);
}

/* 表单输入深色适配（登录/详情/社区等页面复用） */
[data-theme-dark="true"] input,
[data-theme-dark="true"] textarea,
[data-theme-dark="true"] select {
    background: var(--glass);
    color: var(--nb-text);
    border-color: var(--nb-border);
}
[data-theme-dark="true"] input::placeholder,
[data-theme-dark="true"] textarea::placeholder { color: color-mix(in srgb, var(--nb-muted) 65%, #fff); }
[data-theme-dark="true"] input:focus,
[data-theme-dark="true"] textarea:focus,
[data-theme-dark="true"] select:focus { background: var(--glass-strong); }

/* ==========================================
   主题馆页面样式
   ========================================== */
.themes-page {
    width: min(100%, 980px);
    margin: 0 auto;
    padding: 8px 0 40px;
}

.themes-hero {
    position: relative;
    overflow: hidden;
    margin-bottom: 18px;
    padding: 24px;
    padding-top: 70px;
    min-height: 188px;
    border: var(--nb-border-width) solid var(--nb-border);
    border-radius: calc(var(--nb-radius) + 10px);
    background: linear-gradient(135deg, rgba(255,255,248,0.7), rgba(255,255,248,0.45)),
        radial-gradient(circle at 86% 14%, var(--nb-accent-3), transparent 38%),
        linear-gradient(135deg, color-mix(in srgb, var(--nb-primary) 32%, #fff), color-mix(in srgb, var(--nb-secondary) 22%, #fff));
    box-shadow: var(--surface-shadow);
    backdrop-filter: blur(var(--nb-blur));
    -webkit-backdrop-filter: blur(var(--nb-blur));
}

.themes-hero h1 {
    font-size: clamp(1.5rem, 5.5vw, 2.6rem);
    font-weight: 900;
    letter-spacing: -0.05em;
    color: var(--nb-text);
    margin-bottom: 8px;
}
.themes-hero p { color: var(--nb-muted); font-weight: 800; }

.theme-modes {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    margin: 16px 0 22px;
}
.theme-mode-pill {
    padding: 10px 16px;
    border: 1px solid var(--hairline);
    border-radius: 999px;
    background: var(--chip);
    color: var(--nb-text);
    font-size: 0.88rem;
    font-weight: 900;
    cursor: pointer;
    box-shadow: 0 8px 18px var(--nb-shadow);
    transition: transform 0.16s ease, box-shadow 0.16s ease, background 0.16s ease;
}
.theme-mode-pill:hover { transform: translateY(-2px); box-shadow: 0 12px 24px var(--nb-shadow), 0 0 0 4px var(--soft-ring); }
.theme-mode-pill.active {
    background: linear-gradient(135deg, var(--chip-active), color-mix(in srgb, var(--nb-primary) 20%, #fff));
    color: color-mix(in srgb, var(--nb-text) 88%, var(--nb-primary));
}

.theme-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 16px;
}

.theme-card {
    position: relative;
    border: var(--nb-border-width) solid var(--nb-border);
    border-radius: var(--nb-radius);
    overflow: hidden;
    cursor: pointer;
    box-shadow: var(--surface-shadow);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    background: var(--nb-card-solid);
}
.theme-card:hover { transform: translateY(-5px); box-shadow: 0 24px 48px var(--nb-shadow), 0 0 0 4px var(--soft-ring); }
.theme-card.active { box-shadow: 0 18px 40px var(--nb-shadow), 0 0 0 3px var(--nb-primary); }

.theme-preview {
    height: 150px;
    position: relative;
    overflow: hidden;
}
.theme-preview-mini {
    position: absolute;
    left: 14px;
    bottom: -18px;
    width: 78px;
    border-radius: 14px;
    overflow: hidden;
    box-shadow: 0 14px 30px rgba(0,0,0,0.18);
    border: 1px solid rgba(255,255,255,0.5);
}
.theme-preview-mini .mini-thumb { height: 52px; }
.theme-preview-mini .mini-body { padding: 6px 8px; }
.theme-preview-mini .mini-title { height: 7px; width: 60%; border-radius: 3px; margin-bottom: 5px; }
.theme-preview-mini .mini-line { height: 5px; width: 85%; border-radius: 3px; opacity: 0.6; }
.theme-swatch-row {
    position: absolute;
    right: 12px;
    bottom: 12px;
    display: flex;
    gap: 5px;
}
.theme-swatch { width: 16px; height: 16px; border-radius: 50%; border: 1px solid rgba(255,255,255,0.6); box-shadow: 0 3px 8px rgba(0,0,0,0.15); }

.theme-card-body {
    padding: 26px 16px 16px;
}
.theme-card-body h3 { font-size: 1.05rem; font-weight: 900; color: var(--nb-text); margin-bottom: 4px; }
.theme-card-body .theme-card-desc { font-size: 0.78rem; color: var(--nb-muted); font-weight: 800; }
.theme-card-badge {
    position: absolute;
    top: 12px;
    right: 12px;
    padding: 4px 10px;
    border-radius: 999px;
    font-size: 0.68rem;
    font-weight: 900;
    background: var(--glass-strong);
    color: var(--nb-text);
    border: 1px solid var(--hairline);
}

/* 自定义色调区 */
.custom-hue-section {
    margin-top: 28px;
    padding: 20px;
    border: var(--nb-border-width) solid var(--nb-border);
    border-radius: var(--nb-radius);
    background: var(--nb-card);
    box-shadow: var(--float-shadow);
    backdrop-filter: blur(var(--nb-blur));
    -webkit-backdrop-filter: blur(var(--nb-blur));
}
.custom-hue-section h2 { font-size: 1.2rem; font-weight: 900; color: var(--nb-text); margin-bottom: 14px; }
.hue-slider-row { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
.hue-slider {
    flex: 1;
    min-width: 200px;
    height: 36px;
    -webkit-appearance: none;
    appearance: none;
    border-radius: 999px;
    background: linear-gradient(90deg,
        hsl(0,55%,55%), hsl(40,55%,55%), hsl(80,55%,55%), hsl(120,55%,55%),
        hsl(160,55%,55%), hsl(200,55%,55%), hsl(240,55%,55%), hsl(280,55%,55%),
        hsl(320,55%,55%), hsl(360,55%,55%));
    outline: none;
    cursor: pointer;
}
.hue-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 32px; height: 32px;
    border-radius: 50%;
    background: #fff;
    border: 3px solid var(--nb-primary);
    box-shadow: 0 4px 12px rgba(0,0,0,0.25);
    cursor: grab;
}
.hue-slider::-moz-range-thumb {
    width: 30px; height: 30px;
    border-radius: 50%;
    background: #fff;
    border: 3px solid var(--nb-primary);
    box-shadow: 0 4px 12px rgba(0,0,0,0.25);
    cursor: grab;
}
.hue-value {
    min-width: 64px;
    text-align: center;
    padding: 8px 14px;
    border-radius: 999px;
    background: var(--chip);
    color: var(--nb-text);
    font-weight: 900;
    font-size: 0.86rem;
    border: 1px solid var(--hairline);
}

.themes-actions { display: flex; gap: 12px; margin-top: 22px; flex-wrap: wrap; }
.btn-primary-lg, .btn-ghost-lg {
    flex: 1;
    min-width: 140px;
    padding: 14px 20px;
    border: 0;
    border-radius: 16px;
    font-size: 1rem;
    font-weight: 900;
    cursor: pointer;
    transition: transform 0.16s ease, box-shadow 0.16s ease;
}
.btn-primary-lg {
    color: var(--button-text);
    background: linear-gradient(135deg, var(--nb-primary), color-mix(in srgb, var(--nb-primary) 70%, #000));
    box-shadow: var(--float-shadow);
}
.btn-primary-lg:hover { transform: translateY(-2px); box-shadow: 0 16px 32px var(--nb-shadow), 0 0 0 4px var(--soft-ring); }
.btn-ghost-lg {
    color: var(--nb-text);
    background: var(--chip);
    border: 1px solid var(--hairline);
}
.btn-ghost-lg:hover { transform: translateY(-2px); box-shadow: 0 14px 28px var(--nb-shadow), 0 0 0 4px var(--soft-ring); }

.back-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-bottom: 14px;
    padding: 8px 14px;
    border-radius: 999px;
    background: var(--glass);
    color: var(--nb-text);
    text-decoration: none;
    font-weight: 900;
    font-size: 0.86rem;
    border: 1px solid var(--hairline);
    box-shadow: var(--float-shadow);
}
.back-link:hover { transform: translateY(-2px); box-shadow: 0 14px 28px var(--nb-shadow), 0 0 0 4px var(--soft-ring); }

@media (max-width: 480px) {
    .theme-grid { grid-template-columns: 1fr; gap: 14px; }
    .theme-preview { height: 130px; }
    .custom-hue-section { padding: 16px; }
}

/* ==========================================
   通用 Toast 样式（toast.js 使用）
   ========================================== */
.toast-stack {
    position: fixed;
    top: max(14px, env(safe-area-inset-top));
    left: 50%;
    transform: translateX(-50%);
    z-index: 100000;
    display: flex;
    flex-direction: column;
    gap: 8px;
    pointer-events: none;
    width: min(92vw, 420px);
}
.toast {
    pointer-events: auto;
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 13px 16px;
    border-radius: 16px;
    background: var(--glass-strong);
    color: var(--nb-text);
    font-weight: 800;
    font-size: 0.9rem;
    border: 1px solid var(--nb-border);
    box-shadow: 0 18px 40px var(--nb-shadow), inset 0 1px 0 rgba(255,255,255,0.6);
    backdrop-filter: blur(var(--nb-blur));
    -webkit-backdrop-filter: blur(var(--nb-blur));
    animation: toastIn 0.24s cubic-bezier(0.2, 0.9, 0.3, 1.2) both;
}
.toast.hide { animation: toastOut 0.2s ease forwards; }
.toast .toast-icon { font-size: 1.15rem; flex: 0 0 auto; }
.toast.toast-success { border-left: 4px solid var(--nb-primary); }
.toast.toast-error { border-left: 4px solid var(--nb-danger); }
.toast.toast-warning { border-left: 4px solid var(--nb-secondary); }
.toast.toast-info { border-left: 4px solid var(--nb-accent-2); }
@keyframes toastIn {
    from { opacity: 0; transform: translateY(-18px) scale(0.96); }
    to { opacity: 1; transform: translateY(0) scale(1); }
}
@keyframes toastOut {
    to { opacity: 0; transform: translateY(-12px) scale(0.96); }
}

/* ==========================================
   UI 体验包：骨架屏 / 底部导航 / Banner / 最近游玩 / 卡片增强
   ========================================== */

/* --- 骨架屏 --- */
.skeleton-card {
    display: flex;
    flex-direction: column;
    min-height: 238px;
    border: var(--nb-border-width) solid var(--nb-border);
    border-radius: 26px;
    overflow: hidden;
    background: var(--nb-card);
    box-shadow: var(--float-shadow);
}
.skeleton-thumb { height: 138px; margin: 7px; border-radius: 20px; background: var(--chip); }
.skeleton-line { height: 12px; border-radius: 6px; background: var(--chip); margin: 10px 13px 0; }
.skeleton-line.short { width: 55%; }
.skeleton-line.tiny { height: 9px; width: 40%; margin-top: 8px; }
.skeleton-body { padding: 4px 0 14px; }
.shimmer {
    position: relative;
    overflow: hidden;
}
.shimmer::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(100deg, transparent 30%, rgba(255,255,255,0.55) 50%, transparent 70%);
    background-size: 200% 100%;
    animation: shimmer 1.3s infinite;
}
[data-theme-dark="true"] .shimmer::after {
    background: linear-gradient(100deg, transparent 30%, rgba(255,255,255,0.08) 50%, transparent 70%);
    background-size: 200% 100%;
}
@keyframes shimmer { to { background-position: -200% 0; } }

/* --- 卡片信息增强：评分 / 在线 / 进度 --- */
.card-rating {
    display: inline-flex;
    align-items: center;
    gap: 3px;
    font-size: 0.66rem;
    font-weight: 900;
    color: color-mix(in srgb, var(--nb-secondary) 70%, var(--nb-text));
}
.card-online {
    display: inline-flex;
    align-items: center;
    gap: 3px;
    font-size: 0.66rem;
    font-weight: 900;
    color: var(--nb-muted);
}
.card-online .online-dot {
    width: 6px; height: 6px; border-radius: 50%;
    background: var(--nb-primary);
    box-shadow: 0 0 0 0 color-mix(in srgb, var(--nb-primary) 60%, transparent);
    animation: onlinePulse 1.8s infinite;
}
@keyframes onlinePulse {
    0% { box-shadow: 0 0 0 0 color-mix(in srgb, var(--nb-primary) 50%, transparent); }
    70% { box-shadow: 0 0 0 6px transparent; }
    100% { box-shadow: 0 0 0 0 transparent; }
}

/* --- 底部导航栏 --- */
.bottom-nav {
    position: fixed;
    left: 50%;
    transform: translateX(-50%);
    bottom: max(14px, env(safe-area-inset-bottom));
    z-index: 80;
    display: flex;
    gap: 4px;
    padding: 8px;
    border: 1px solid var(--nb-border);
    border-radius: 999px;
    background: var(--glass-strong);
    box-shadow: 0 18px 40px var(--nb-shadow), inset 0 1px 0 rgba(255,255,255,0.6);
    backdrop-filter: blur(var(--nb-blur));
    -webkit-backdrop-filter: blur(var(--nb-blur));
    width: min(94vw, 460px);
}
.bottom-nav-item {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2px;
    padding: 8px 4px;
    border: 0;
    border-radius: 999px;
    background: transparent;
    color: var(--nb-muted);
    font-size: 0.62rem;
    font-weight: 900;
    cursor: pointer;
    transition: transform 0.16s ease, background 0.16s ease, color 0.16s ease;
    position: relative;
}
.bottom-nav-item .nav-icon { font-size: 1.2rem; transition: transform 0.18s ease; }
.bottom-nav-item:hover { color: var(--nb-text); }
.bottom-nav-item.active {
    color: var(--button-text);
    background: linear-gradient(135deg, color-mix(in srgb, var(--nb-primary) 40%, var(--glass-solid)), color-mix(in srgb, var(--nb-secondary) 28%, var(--glass-solid)));
    box-shadow: 0 8px 18px var(--nb-shadow);
}
.bottom-nav-item.active .nav-icon { transform: translateY(-2px) scale(1.12); }
.bottom-nav-item .nav-badge {
    position: absolute;
    top: 2px;
    right: 50%;
    margin-right: -18px;
    min-width: 16px;
    height: 16px;
    padding: 0 4px;
    border-radius: 999px;
    background: var(--nb-danger);
    color: #fff;
    font-size: 0.58rem;
    font-weight: 900;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 3px 8px rgba(0,0,0,0.2);
    border: 1px solid var(--glass-solid);
}
.bottom-nav-item .nav-badge.dot {
    width: 8px;
    min-width: 0;
    height: 8px;
    padding: 0;
    margin-right: -8px;
}

/* 底部导航占位，避免内容被遮挡 */
.bottom-nav-spacer { height: 72px; }

/* --- Banner 轮播 --- */
.banner-carousel {
    position: relative;
    margin: 0 0 16px;
    border-radius: calc(var(--nb-radius) + 4px);
    overflow: hidden;
    box-shadow: var(--surface-shadow);
    border: var(--nb-border-width) solid var(--nb-border);
    background: var(--nb-card-solid);
}
.banner-track {
    display: flex;
    transition: transform 0.5s cubic-bezier(0.22, 0.61, 0.36, 1);
}
.banner-slide {
    flex: 0 0 100%;
    min-height: 132px;
    position: relative;
    display: flex;
    align-items: flex-end;
    padding: 18px;
    background-size: cover;
    background-position: center;
    text-decoration: none;
    color: #fff;
}
.banner-slide::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 30%, rgba(0,0,0,0.55) 100%);
}
.banner-slide-text { position: relative; z-index: 1; }
.banner-slide-text h3 { font-size: 1.15rem; font-weight: 900; text-shadow: 0 2px 8px rgba(0,0,0,0.4); margin-bottom: 4px; }
.banner-slide-text p { font-size: 0.82rem; font-weight: 800; opacity: 0.92; text-shadow: 0 2px 6px rgba(0,0,0,0.4); }
.banner-dots {
    position: absolute;
    bottom: 8px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    display: flex;
    gap: 6px;
}
.banner-dot {
    width: 7px; height: 7px; border-radius: 50%;
    background: rgba(255,255,255,0.5);
    border: 1px solid rgba(255,255,255,0.7);
    transition: all 0.25s ease;
}
.banner-dot.active { background: #fff; width: 18px; border-radius: 999px; }

/* --- 最近游玩快速条 --- */
.recent-strip {
    margin: 0 0 16px;
}
.recent-strip-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 8px;
}
.recent-strip-head h3 { font-size: 0.92rem; font-weight: 900; color: var(--nb-text); }
.recent-strip-head a { font-size: 0.76rem; font-weight: 900; color: color-mix(in srgb, var(--nb-text) 80%, var(--nb-primary)); text-decoration: none; }
.recent-strip-track {
    display: flex;
    gap: 11px;
    overflow-x: auto;
    scroll-snap-type: x proximity;
    padding: 4px 2px 8px;
    scrollbar-width: none;
}
.recent-strip-track::-webkit-scrollbar { display: none; }
.recent-item {
    flex: 0 0 auto;
    width: 64px;
    scroll-snap-align: start;
    text-align: center;
    cursor: pointer;
}
.recent-item .recent-avatar {
    width: 64px;
    height: 64px;
    border-radius: 20px;
    object-fit: cover;
    border: 1px solid var(--nb-border);
    box-shadow: var(--float-shadow);
    background: var(--thumb-bg);
    transition: transform 0.16s ease;
}
.recent-item:hover .recent-avatar { transform: translateY(-2px) scale(1.03); }
.recent-item .recent-name {
    margin-top: 6px;
    font-size: 0.64rem;
    font-weight: 800;
    color: var(--nb-muted);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.recent-item .recent-ring {
    position: relative;
}
.recent-item.unplayed .recent-avatar { opacity: 0.45; filter: grayscale(0.5); }

/* --- 视图切换容器（底部导航用） --- */
.view-section { display: none; animation: viewFadeIn 0.25s ease both; }
.view-section.active { display: block; }
@keyframes viewFadeIn {
    from { opacity: 0; transform: translateY(6px); }
    to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 480px) {
    .bottom-nav { width: calc(100vw - 20px); padding: 6px; }
    .bottom-nav-item { font-size: 0.58rem; }
    .bottom-nav-item .nav-icon { font-size: 1.1rem; }
    .banner-slide { min-height: 116px; padding: 14px; }
    .banner-slide-text h3 { font-size: 1rem; }
    .skeleton-card { min-height: 212px; }
    .skeleton-thumb { height: clamp(96px, 29vw, 126px); }
}

/* 通知红点角标通用（顶栏按钮用） */
.toolbar-btn .nav-badge {
    position: absolute;
    top: -2px;
    right: -2px;
    min-width: 16px;
    height: 16px;
    padding: 0 4px;
    border-radius: 999px;
    background: var(--nb-danger);
    color: #fff;
    font-size: 0.58rem;
    font-weight: 900;
    display: none;
    align-items: center;
    justify-content: center;
    box-shadow: 0 3px 8px rgba(0,0,0,0.2);
    border: 1px solid var(--glass-solid);
}
.toolbar-btn .nav-badge.show { display: flex; }
.toolbar-btn .nav-badge.dot { width: 8px; min-width: 0; height: 8px; padding: 0; }

/* ==========================================
   游戏详情页 game.html
   ========================================== */
.game-detail-page { width: min(100%, 920px); margin: 0 auto; padding: 8px 0 40px; }

.detail-hero {
    position: relative;
    overflow: hidden;
    margin-bottom: 16px;
    border-radius: calc(var(--nb-radius) + 6px);
    box-shadow: var(--surface-shadow);
    border: var(--nb-border-width) solid var(--nb-border);
}
.detail-cover {
    width: 100%;
    height: clamp(180px, 42vw, 280px);
    object-fit: cover;
    display: block;
    background: var(--thumb-bg);
}
.detail-cover-fade {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(0,0,0,0.05) 0%, transparent 30%, rgba(0,0,0,0.45) 100%);
    pointer-events: none;
}
.detail-hero-bar {
    position: absolute;
    left: 0; right: 0; top: 0;
    display: flex;
    justify-content: space-between;
    padding: max(12px, env(safe-area-inset-top)) 14px;
    z-index: 3;
}
.detail-back, .detail-share, .detail-fav-top {
    width: 40px; height: 40px;
    border: 0;
    border-radius: 14px;
    display: flex; align-items: center; justify-content: center;
    background: rgba(255,255,255,0.7);
    color: var(--nb-text);
    font-size: 1.3rem; font-weight: 900;
    cursor: pointer;
    box-shadow: 0 8px 20px rgba(0,0,0,0.2);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    transition: transform 0.16s ease;
}
.detail-back:hover, .detail-share:hover, .detail-fav-top:hover { transform: translateY(-2px) scale(1.04); }
.detail-hero-actions-right { display: flex; gap: 10px; }

.detail-body { padding: 0 4px; }
.detail-title-row { display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; margin-bottom: 6px; }
.detail-title-row h1 {
    font-size: clamp(1.4rem, 6vw, 2.2rem);
    font-weight: 900;
    letter-spacing: -0.04em;
    color: var(--nb-text);
    line-height: 1.1;
}
.detail-tags { display: flex; flex-wrap: wrap; gap: 7px; margin: 10px 0 14px; }
.detail-tag {
    font-size: 0.72rem; font-weight: 900;
    padding: 5px 11px; border-radius: 999px;
    background: var(--chip); color: var(--nb-text);
    border: 1px solid var(--hairline);
}
.detail-tag.orient { background: color-mix(in srgb, var(--nb-secondary) 30%, #fff); }

.detail-meta-row {
    display: flex; align-items: center; gap: 16px; flex-wrap: wrap;
    margin-bottom: 16px;
    padding: 12px 14px;
    border-radius: 18px;
    background: var(--nb-card);
    border: 1px solid var(--hairline);
    box-shadow: var(--float-shadow);
}
.detail-rating-block { display: flex; align-items: center; gap: 10px; }
.detail-rating-score { font-size: 1.8rem; font-weight: 900; color: var(--nb-text); line-height: 1; }
.detail-rating-stars { color: var(--nb-secondary); font-size: 0.9rem; letter-spacing: 1px; }
.detail-rating-count { font-size: 0.74rem; color: var(--nb-muted); font-weight: 800; }
.detail-views { font-size: 0.78rem; color: var(--nb-muted); font-weight: 900; }
.detail-views strong { color: var(--nb-text); }

.detail-play-btn {
    width: 100%;
    padding: 16px;
    border: 0;
    border-radius: 18px;
    font-size: 1.1rem;
    font-weight: 900;
    color: #fff;
    cursor: pointer;
    background: linear-gradient(135deg, var(--nb-primary), color-mix(in srgb, var(--nb-primary) 65%, #000));
    box-shadow: 0 14px 30px var(--nb-shadow);
    transition: transform 0.16s ease, box-shadow 0.16s ease;
    margin-bottom: 18px;
}
.detail-play-btn:hover { transform: translateY(-2px); box-shadow: 0 20px 38px var(--nb-shadow), 0 0 0 4px var(--soft-ring); }
.detail-play-btn:active { transform: scale(0.98); }

.detail-section { margin-bottom: 22px; }
.detail-section-title {
    font-size: 1rem; font-weight: 900; color: var(--nb-text);
    margin-bottom: 10px; display: flex; align-items: center; gap: 6px;
}

.detail-desc {
    font-size: 0.9rem; line-height: 1.6; color: var(--nb-muted); font-weight: 700;
    padding: 14px; border-radius: 16px;
    background: var(--nb-card); border: 1px solid var(--hairline);
    box-shadow: var(--float-shadow);
    white-space: pre-wrap;
}

/* 评分分布 */
.rating-dist { padding: 14px; border-radius: 16px; background: var(--nb-card); border: 1px solid var(--hairline); box-shadow: var(--float-shadow); }
.rating-dist-row { display: flex; align-items: center; gap: 8px; margin-bottom: 6px; font-size: 0.78rem; }
.rating-dist-row:last-child { margin-bottom: 0; }
.rating-dist-star { width: 30px; color: var(--nb-secondary); font-weight: 900; }
.rating-dist-bar { flex: 1; height: 8px; border-radius: 999px; background: var(--chip); overflow: hidden; }
.rating-dist-fill { height: 100%; background: linear-gradient(90deg, var(--nb-secondary), color-mix(in srgb, var(--nb-secondary) 70%, var(--nb-primary))); border-radius: 999px; }
.rating-dist-count { width: 28px; text-align: right; color: var(--nb-muted); font-weight: 800; }

/* 我的评分星级选择 */
.my-rating { display: flex; align-items: center; gap: 6px; margin-top: 12px; }
.my-rating-label { font-size: 0.8rem; font-weight: 900; color: var(--nb-muted); }
.star-picker { display: flex; gap: 4px; }
.star-pick {
    font-size: 1.5rem; cursor: pointer; color: var(--chip-active);
    transition: transform 0.12s ease, color 0.12s ease;
    user-select: none;
}
.star-pick:hover { transform: scale(1.15); }
.star-pick.on { color: var(--nb-secondary); }

/* 评论 */
.comment-input-wrap {
    display: flex; gap: 10px; margin-bottom: 14px;
    padding: 12px; border-radius: 16px;
    background: var(--nb-card); border: 1px solid var(--hairline); box-shadow: var(--float-shadow);
}
.comment-input-wrap textarea {
    flex: 1;
    min-height: 44px; max-height: 120px; resize: none;
    padding: 10px 12px; border-radius: 12px;
    border: 1px solid var(--hairline);
    background: var(--glass);
    color: var(--nb-text);
    font: inherit; font-weight: 700;
}
.comment-send-btn {
    align-self: flex-end;
    padding: 10px 16px; border: 0; border-radius: 12px;
    background: var(--nb-primary); color: #fff; font-weight: 900;
    cursor: pointer; transition: transform 0.14s ease;
}
.comment-send-btn:hover { transform: translateY(-1px); }
.comment-send-btn:disabled { opacity: 0.5; cursor: not-allowed; }

.comment-item {
    display: flex; gap: 11px;
    padding: 13px; margin-bottom: 10px;
    border-radius: 16px;
    background: var(--nb-card); border: 1px solid var(--hairline);
    box-shadow: var(--float-shadow);
    animation: viewFadeIn 0.2s ease both;
}
.comment-avatar {
    flex: 0 0 auto; width: 38px; height: 38px; border-radius: 13px;
    background: var(--chip); display: flex; align-items: center; justify-content: center;
    font-size: 1.1rem; border: 1px solid var(--hairline);
}
.comment-main { flex: 1; min-width: 0; }
.comment-head { display: flex; align-items: center; gap: 8px; margin-bottom: 4px; }
.comment-user { font-weight: 900; font-size: 0.84rem; color: var(--nb-text); }
.comment-time { font-size: 0.68rem; color: var(--nb-muted); font-weight: 800; }
.comment-text { font-size: 0.88rem; color: var(--nb-text); line-height: 1.5; font-weight: 700; word-break: break-word; }
.comment-actions { display: flex; gap: 14px; margin-top: 7px; }
.comment-action {
    font-size: 0.74rem; font-weight: 900; color: var(--nb-muted);
    background: none; border: 0; cursor: pointer; display: inline-flex; align-items: center; gap: 4px;
    padding: 2px 0;
    transition: color 0.14s ease, transform 0.14s ease;
}
.comment-action:hover { color: var(--nb-text); }
.comment-action.liked { color: var(--nb-danger); }
.comment-action:active { transform: scale(0.94); }
.comment-del { margin-left: auto; opacity: 0.6; }

.comment-load-more {
    display: block; width: 100%;
    padding: 12px; margin-top: 6px;
    border: 1px dashed var(--hairline); border-radius: 14px;
    background: transparent; color: var(--nb-muted);
    font-weight: 900; cursor: pointer;
    transition: background 0.14s ease;
}
.comment-load-more:hover { background: var(--chip); }

/* 相关推荐 */
.related-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: 12px;
}
.related-card {
    border-radius: 18px; overflow: hidden; cursor: pointer;
    background: var(--nb-card); border: 1px solid var(--hairline);
    box-shadow: var(--float-shadow);
    transition: transform 0.16s ease;
}
.related-card:hover { transform: translateY(-3px); }
.related-card img { width: 100%; height: 86px; object-fit: cover; background: var(--thumb-bg); }
.related-card .related-name { padding: 8px 10px; font-size: 0.78rem; font-weight: 900; color: var(--nb-text); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

.detail-skeleton { padding: 60px 20px; text-align: center; color: var(--nb-muted); font-weight: 900; }

@media (max-width: 480px) {
    .related-grid { grid-template-columns: repeat(3, 1fr); gap: 9px; }
    .related-card img { height: 70px; }
    .detail-rating-score { font-size: 1.5rem; }
}

/* ==========================================
   玩家广场 / 排行榜 / 通知 社交页面通用
   ========================================== */
.social-page { width: min(100%, 920px); margin: 0 auto; padding: 8px 0 40px; }
.social-header {
    position: relative; overflow: hidden;
    margin-bottom: 14px; padding: 22px; padding-top: 64px;
    border-radius: calc(var(--nb-radius) + 6px);
    background: linear-gradient(135deg, rgba(255,255,248,0.7), rgba(255,255,248,0.45)),
        radial-gradient(circle at 86% 14%, var(--nb-accent-3), transparent 38%),
        linear-gradient(135deg, color-mix(in srgb, var(--nb-primary) 32%, #fff), color-mix(in srgb, var(--nb-secondary) 22%, #fff));
    box-shadow: var(--surface-shadow);
    border: var(--nb-border-width) solid var(--nb-border);
    backdrop-filter: blur(var(--nb-blur)); -webkit-backdrop-filter: blur(var(--nb-blur));
}
.social-header h1 { font-size: clamp(1.4rem, 5.5vw, 2.4rem); font-weight: 900; color: var(--nb-text); letter-spacing: -0.04em; }
.social-header p { color: var(--nb-muted); font-weight: 800; margin-top: 4px; }
.social-header .back-link { position: absolute; top: 16px; left: 16px; }

.tab-bar {
    display: flex; gap: 8px; margin-bottom: 14px; overflow-x: auto;
    scrollbar-width: none; padding-bottom: 2px;
}
.tab-bar::-webkit-scrollbar { display: none; }
.tab-bar-item {
    flex: 0 0 auto; padding: 9px 16px; border: 1px solid var(--hairline);
    border-radius: 999px; background: var(--chip); color: var(--nb-text);
    font-size: 0.84rem; font-weight: 900; cursor: pointer;
    box-shadow: 0 8px 18px var(--nb-shadow);
    transition: transform 0.16s ease, background 0.16s ease;
}
.tab-bar-item:hover { transform: translateY(-2px); }
.tab-bar-item.active { background: linear-gradient(135deg, var(--chip-active), color-mix(in srgb, var(--nb-primary) 20%, #fff)); }

/* 动态卡 */
.feed-card {
    margin-bottom: 12px; padding: 14px;
    border-radius: 20px; background: var(--nb-card);
    border: 1px solid var(--hairline); box-shadow: var(--float-shadow);
    animation: viewFadeIn 0.22s ease both;
}
.feed-head { display: flex; align-items: center; gap: 10px; margin-bottom: 9px; }
.feed-avatar {
    width: 40px; height: 40px; border-radius: 14px;
    background: var(--chip); display: flex; align-items: center; justify-content: center;
    font-size: 1.15rem; border: 1px solid var(--hairline); cursor: pointer;
}
.feed-user { flex: 1; min-width: 0; }
.feed-username { font-weight: 900; font-size: 0.88rem; color: var(--nb-text); cursor: pointer; }
.feed-meta { font-size: 0.7rem; color: var(--nb-muted); font-weight: 800; }
.feed-type-badge {
    font-size: 0.66rem; font-weight: 900; padding: 3px 8px; border-radius: 999px;
    background: color-mix(in srgb, var(--nb-primary) 18%, #fff); color: color-mix(in srgb, var(--nb-text) 84%, var(--nb-primary));
}
.feed-content { font-size: 0.9rem; color: var(--nb-text); line-height: 1.55; font-weight: 700; margin-bottom: 10px; word-break: break-word; }
.feed-game {
    display: flex; align-items: center; gap: 9px;
    padding: 9px 11px; margin-bottom: 10px;
    border-radius: 14px; background: var(--glass-soft); border: 1px solid var(--hairline);
    cursor: pointer; transition: transform 0.14s ease;
}
.feed-game:hover { transform: translateY(-1px); }
.feed-game img { width: 38px; height: 38px; border-radius: 11px; object-fit: cover; background: var(--thumb-bg); }
.feed-game .fg-name { font-size: 0.82rem; font-weight: 900; color: var(--nb-text); }
.feed-game .fg-sub { font-size: 0.68rem; color: var(--nb-muted); font-weight: 800; }
.feed-actions { display: flex; gap: 16px; }
.feed-action {
    display: inline-flex; align-items: center; gap: 5px;
    font-size: 0.78rem; font-weight: 900; color: var(--nb-muted);
    background: none; border: 0; cursor: pointer;
    transition: color 0.14s ease, transform 0.14s ease;
}
.feed-action:hover { color: var(--nb-text); }
.feed-action.liked { color: var(--nb-danger); }
.feed-action:active { transform: scale(0.92); }

/* 排行榜 */
.rank-list { display: flex; flex-direction: column; gap: 8px; }
.rank-item {
    display: flex; align-items: center; gap: 12px;
    padding: 12px 14px; border-radius: 18px;
    background: var(--nb-card); border: 1px solid var(--hairline);
    box-shadow: var(--float-shadow); cursor: pointer;
    transition: transform 0.16s ease;
}
.rank-item:hover { transform: translateX(3px); }
.rank-item.me { box-shadow: 0 12px 26px var(--nb-shadow), 0 0 0 2px var(--nb-primary); }
.rank-num {
    flex: 0 0 auto; width: 32px; height: 32px; border-radius: 12px;
    display: flex; align-items: center; justify-content: center;
    font-weight: 900; font-size: 0.92rem; color: var(--nb-text);
    background: var(--chip); border: 1px solid var(--hairline);
}
.rank-item.top1 .rank-num { background: linear-gradient(135deg,#FFD93D,#FF9F1C); color:#fff; }
.rank-item.top2 .rank-num { background: linear-gradient(135deg,#C0C0C0,#9A9A9A); color:#fff; }
.rank-item.top3 .rank-num { background: linear-gradient(135deg,#E8975A,#C97742); color:#fff; }
.rank-avatar { width: 40px; height: 40px; border-radius: 14px; background: var(--chip); display: flex; align-items: center; justify-content: center; font-size: 1.15rem; border: 1px solid var(--hairline); }
.rank-name { flex: 1; font-weight: 900; color: var(--nb-text); }
.rank-level { font-size: 0.68rem; color: var(--nb-muted); font-weight: 800; }
.rank-score { font-weight: 900; color: color-mix(in srgb, var(--nb-primary) 70%, var(--nb-text)); }
.rank-score-label { font-size: 0.62rem; color: var(--nb-muted); font-weight: 800; text-align: right; }

/* 通知 */
.notif-item {
    display: flex; align-items: center; gap: 11px;
    padding: 13px; margin-bottom: 8px;
    border-radius: 16px; background: var(--nb-card); border: 1px solid var(--hairline);
    box-shadow: var(--float-shadow); cursor: pointer;
    transition: transform 0.14s ease;
}
.notif-item:hover { transform: translateX(3px); }
.notif-item.unread { border-left: 3px solid var(--nb-primary); }
.notif-avatar { width: 40px; height: 40px; border-radius: 14px; background: var(--chip); display: flex; align-items: center; justify-content: center; font-size: 1.1rem; border: 1px solid var(--hairline); }
.notif-body { flex: 1; min-width: 0; }
.notif-text { font-size: 0.86rem; color: var(--nb-text); font-weight: 800; }
.notif-text strong { font-weight: 900; }
.notif-time { font-size: 0.68rem; color: var(--nb-muted); font-weight: 800; margin-top: 2px; }
.notif-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--nb-danger); flex: 0 0 auto; }

/* 发动态/发评论输入区（广场用） */
.compose-box {
    padding: 14px; margin-bottom: 14px;
    border-radius: 18px; background: var(--nb-card); border: 1px solid var(--hairline);
    box-shadow: var(--float-shadow);
}
.compose-box textarea {
    width: 100%; min-height: 70px; max-height: 160px; resize: none;
    padding: 10px 12px; border-radius: 12px;
    border: 1px solid var(--hairline); background: var(--glass);
    color: var(--nb-text); font: inherit; font-weight: 700;
}
.compose-row { display: flex; justify-content: space-between; align-items: center; margin-top: 10px; }
.compose-count { font-size: 0.72rem; color: var(--nb-muted); font-weight: 800; }
.compose-send {
    padding: 9px 18px; border: 0; border-radius: 12px;
    background: var(--nb-primary); color: #fff; font-weight: 900; cursor: pointer;
    transition: transform 0.14s ease;
}
.compose-send:hover { transform: translateY(-1px); }
.compose-send:disabled { opacity: 0.5; cursor: not-allowed; }

/* 关注/粉丝列表用户卡 */
.user-row {
    display: flex; align-items: center; gap: 11px;
    padding: 12px 14px; margin-bottom: 8px;
    border-radius: 16px; background: var(--nb-card); border: 1px solid var(--hairline);
    box-shadow: var(--float-shadow); cursor: pointer;
}
.user-row .ur-avatar { width: 42px; height: 42px; border-radius: 14px; background: var(--chip); display: flex; align-items: center; justify-content: center; font-size: 1.2rem; border: 1px solid var(--hairline); }
.user-row .ur-name { flex: 1; font-weight: 900; color: var(--nb-text); }
.user-row .ur-level { font-size: 0.68rem; color: var(--nb-muted); font-weight: 800; }

/* 个人主页增强：关注栏 */
.profile-stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 9px; }
.profile-stats-grid .profile-stat strong { font-size: 1.3rem; }

.follow-btn-pill {
    position: relative;
    padding: 8px 16px; border: 0; border-radius: 999px;
    font-weight: 900; font-size: 0.82rem; cursor: pointer;
    background: var(--nb-primary); color: #fff;
    transition: transform 0.14s ease;
}
.follow-btn-pill:hover { transform: translateY(-1px); }
.follow-btn-pill.following {
    background: var(--chip); color: var(--nb-text); border: 1px solid var(--hairline);
}

@media (max-width: 480px) {
    .profile-stats-grid { grid-template-columns: repeat(2, 1fr); }
}

/* ==========================================
   收藏 / 关注 点击动效
   JS 在操作成功后为按钮加 .pop 触发；连点可重复播放。
   ========================================== */
@keyframes favPop {
    0% { transform: scale(1); }
    35% { transform: scale(1.35) rotate(-8deg); }
    65% { transform: scale(0.9) rotate(4deg); }
    100% { transform: scale(1); }
}
@keyframes fxRing {
    0% { opacity: 0.9; transform: scale(1); }
    100% { opacity: 0; transform: scale(1.9); }
}
@keyframes followPop {
    0% { transform: scale(1); }
    40% { transform: scale(1.12); }
    100% { transform: scale(1); }
}

/* 光环伪元素需要按钮作为定位基准 */
.detail-fav-top { position: relative; }

/* 收藏后的着色（详情页顶栏按钮） */
.detail-fav-top.favorited {
    background: color-mix(in srgb, var(--nb-accent-1) 30%, #fff);
}
[data-theme-dark="true"] .fav-btn.favorited,
[data-theme-dark="true"] .detail-fav-top.favorited {
    background: color-mix(in srgb, var(--nb-accent-1) 38%, var(--glass-solid));
}

/* 收藏：爱心弹跳 + 扩散光环 */
.fav-btn.pop,
.detail-fav-top.pop {
    animation: favPop 0.45s cubic-bezier(0.22, 1.4, 0.36, 1);
}
.fav-btn.pop::after,
.detail-fav-top.pop::after {
    content: '';
    position: absolute;
    inset: -2px;
    border-radius: inherit;
    border: 2px solid var(--nb-accent-1);
    pointer-events: none;
    animation: fxRing 0.5s ease-out forwards;
}

/* 关注：轻微放大 + 主色光环 */
.follow-btn-pill.pop { animation: followPop 0.4s ease; }
.follow-btn-pill.pop::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    border: 2px solid var(--nb-primary);
    pointer-events: none;
    animation: fxRing 0.5s ease-out forwards;
}

/* ==========================================
   主页卡片：查看详情按钮（封面右下角悬浮）
   ========================================== */
.card-thumb { position: relative; }

.card-detail-btn {
    position: absolute;
    right: 8px;
    bottom: 8px;
    z-index: 5;
    padding: 5px 11px;
    border-radius: 999px;
    border: 1px solid rgba(255, 255, 255, 0.74);
    background: rgba(255, 255, 255, 0.85);
    color: var(--nb-text);
    font-size: 0.75rem;
    font-weight: 900;
    cursor: pointer;
    box-shadow: 0 6px 14px var(--nb-shadow);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    transition: transform 0.14s ease, background 0.14s ease, color 0.14s ease;
}

.card-detail-btn:hover {
    transform: scale(1.06);
    background: var(--nb-primary);
    color: var(--button-text);
}

/* ==========================================
   广场内嵌排行榜：维度切换按钮
   ========================================== */
.rank-metric-btn {
    padding: 8px 14px;
    border: 1px solid var(--hairline);
    border-radius: 999px;
    background: var(--glass);
    color: var(--nb-muted);
    font-size: 0.8rem;
    font-weight: 900;
    cursor: pointer;
    font-family: inherit;
    transition: transform 0.15s ease, color 0.15s ease, background 0.15s ease;
}
.rank-metric-btn:hover { transform: translateY(-1px); color: var(--nb-text); }
.rank-metric-btn.active {
    background: linear-gradient(135deg, var(--chip-active), color-mix(in srgb, var(--nb-primary) 20%, #fff));
    color: var(--nb-text);
}

/* ==========================================
   自定义图片头像：各头像容器内的 img 自适应
   ========================================== */
.feed-avatar, .comment-avatar, .notif-avatar, .rank-avatar, .user-avatar, .chat-avatar { overflow: hidden; }
.feed-avatar img, .comment-avatar img, .notif-avatar img, .rank-avatar img, .user-avatar img, .chat-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: inherit;
}

/* ==========================================
   主页轮播横幅：emoji icon 装饰（图片 icon 直接铺背景）
   ========================================== */
.banner-slide { background-color: var(--nb-dark, #1A1A2E); }
.banner-emoji {
    position: absolute;
    right: 16px;
    bottom: 4px;
    font-size: 3.6rem;
    line-height: 1;
    opacity: 0.9;
    filter: drop-shadow(0 4px 10px rgba(0, 0, 0, 0.3));
    pointer-events: none;
}