/* All styles in this sheet are needed on page load */

/* Layout */

html,
body {
    margin: 0;
    display: flex;
    flex-direction: column;
    width: 100vw;
    overflow-x: hidden;
    overscroll-behavior: none;
    overflow-y: hidden;
    transition: color 300ms;
}

body {
    height: 100%;
}

html {
    height: 100%;
}

.fw {
    width: 100%;
}

.p-1 {
    padding: 5px;
}

.p-2 {
    padding: 10px;
}

.pb-0 {
    padding-bottom: 0;
}

.mx-1 {
    margin-left: 5px;
    margin-right: 5px;
}

.m-1 {
    margin: 5px;
}

.cursive {
    font-style: italic;
}

.wrap {
    display: flex;
    flex-wrap: wrap;
}

.wrap-reverse {
    display: flex;
    flex-wrap: wrap-reverse;
}

.grow {
    display: flex;
    flex-grow: 1;
}

.grow-2 {
    display: flex;
    flex-grow: 2;
}

.grow-5 {
    display: flex;
    flex-grow: 5;
}

.shrink {
    display: flex;
    flex-shrink: 1;
}

.flex {
    display: flex;
}

.align-center {
    align-items: center;
}

.space-evenly {
    justify-content: space-evenly;
}

.space-between {
    justify-content: space-between;
}

.row {
    display: flex;
    flex-direction: row;
}

.row-reverse {
    display: flex;
    flex-direction: row-reverse;
}

.column {
    display: flex;
    flex-direction: column;
}

.center {
    display: flex;
    align-items: center;
    justify-content: center;
}

.full {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
}

.pointer {
    cursor: pointer;
}

header {
    position: relative;
    align-items: center;
    padding: 8px 12px;
    box-sizing: border-box;
    width: 100vw;
    z-index: 20;
    top: 0;
    right: 0;
    min-height: 56px;
}

header.overflow-hidden {
    overflow: hidden;
}

header:not(.overflow-expanded) {
    height: 56px;
}

/* ===== 顶部状态栏（左侧） ===== */
header.top-bar {
    background: var(--bg-color);
    transition: background 0.4s ease, border-color 0.4s ease, box-shadow 0.4s ease;
}

/* 顶部栏内的两个区块直接子元素的外边距
   注意：必须显式覆盖全局的 header > * { flex-direction: column }
   否则状态药丸会垂直堆叠 */
header.top-bar > .top-bar-actions {
    display: flex;
    flex-direction: row;
    align-items: center;
    flex: 0 0 auto;
    align-self: center;
    margin: 0 4px;
}

header.top-bar > .top-bar-actions > * {
    margin: 0 4px;
}

header.top-bar > .top-bar-status {
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: flex-start;
    gap: 8px;
    flex: 1 1 auto;
    min-width: 0;
    flex-wrap: nowrap;
    overflow: hidden;
    align-self: center;
    margin: 0 4px;
}

/* 状态药丸 */
.status-pill {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 5px 12px;
    border-radius: 999px;
    font-size: 13px;
    font-weight: 500;
    line-height: 1;
    background: rgba(127, 127, 127, 0.12);
    color: var(--primary-color);
    white-space: nowrap;
    transition: background 0.3s ease, color 0.3s ease, transform 0.2s ease;
    cursor: default;
    user-select: none;
}

.status-pill[hidden] {
    display: none !important;
}

.status-pill.pointer {
    cursor: pointer;
}

.status-pill .status-icon {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
}

.status-pill .status-text {
    overflow: hidden;
    text-overflow: ellipsis;
}

/* 状态点（脉冲） */
.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: currentColor;
    box-shadow: 0 0 6px currentColor;
    flex-shrink: 0;
    animation: statusPulse 2s ease-in-out infinite;
}

@keyframes statusPulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(0.85); }
}

/* === 默认（可被发现·此网络） === */
.top-bar-status .status-discovery {
    color: #2bb673;
    background: rgba(43, 182, 115, 0.12);
}

/* === 已配对设备 === */
.top-bar-status .status-paired {
    color: var(--paired-device-color, #0086ad);
    background: rgba(0, 134, 173, 0.12);
}

/* === 公开房间 === */
.top-bar-status .status-room {
    color: #b87a00;
    background: rgba(255, 200, 0, 0.35);
    font-weight: 600;
}

.top-bar-status .status-room .room-id-label {
    margin-left: 4px;
    padding: 1px 6px;
    border-radius: 6px;
    background: rgba(255, 255, 255, 0.55);
    font-weight: 700;
    letter-spacing: 0.05em;
}

/* === 整个顶部菜单栏在房间模式下变黄 === */
.top-bar[data-room-mode="public"] {
    background: linear-gradient(135deg, #fff3a0 0%, #ffe066 100%);
    border-bottom: 2px solid #f5b800;
    box-shadow: 0 2px 14px rgba(245, 184, 0, 0.35);
}

.top-bar[data-room-mode="public"] .top-bar-actions .icon-button {
    color: #7a5a00;
}

.top-bar[data-room-mode="public"] .top-bar-actions .icon-button:hover {
    background: rgba(255, 255, 255, 0.45);
}

/* 退出房间按钮 - 红色警示色以提示是危险操作 */
.leave-public-room-btn {
    color: #c0392b !important;
    transition: transform 0.2s ease, color 0.2s ease;
}

.leave-public-room-btn:hover {
    background: rgba(192, 57, 43, 0.12) !important;
    transform: scale(1.08);
}

.leave-public-room-btn:active {
    transform: scale(0.95);
}

.top-bar[data-room-mode="public"] .top-bar-actions .icon-button:hover {
    background: rgba(255, 255, 255, 0.45);
}

/* 配对 + 房间：黄蓝渐变 */
.top-bar[data-room-mode="public"][data-paired="true"] {
    background: linear-gradient(135deg, #fff3a0 0%, #a8d8ff 100%);
    border-bottom: 2px solid #d68f00;
}

/* 暗黑模式适配 */
@media (prefers-color-scheme: dark) {
    :root.theme-auto .top-bar {
        background: rgba(20, 20, 28, 0.85);
        backdrop-filter: blur(10px);
    }
    :root.theme-auto .top-bar[data-room-mode="public"] {
        background: linear-gradient(135deg, #6b5500 0%, #997a00 100%);
        border-bottom: 2px solid #c79600;
        box-shadow: 0 2px 14px rgba(199, 150, 0, 0.45);
    }
    :root.theme-auto .top-bar[data-room-mode="public"] .top-bar-actions .icon-button {
        color: #fff3a0;
    }
    :root.theme-auto .top-bar[data-room-mode="public"] .top-bar-actions .icon-button:hover {
        background: rgba(255, 255, 255, 0.12);
    }
    :root.theme-auto .top-bar[data-room-mode="public"] .status-room {
        background: rgba(255, 255, 255, 0.15);
        color: #fff3a0;
    }
    :root.theme-auto .top-bar[data-room-mode="public"] .status-room .room-id-label {
        background: rgba(0, 0, 0, 0.25);
    }
}

:root.theme-dark .top-bar {
    background: rgba(20, 20, 28, 0.85);
    backdrop-filter: blur(10px);
}
:root.theme-dark .top-bar[data-room-mode="public"] {
    background: linear-gradient(135deg, #6b5500 0%, #997a00 100%);
    border-bottom: 2px solid #c79600;
    box-shadow: 0 2px 14px rgba(199, 150, 0, 0.45);
}
:root.theme-dark .top-bar[data-room-mode="public"] .top-bar-actions .icon-button {
    color: #fff3a0;
}
:root.theme-dark .top-bar[data-room-mode="public"] .top-bar-actions .icon-button:hover {
    background: rgba(255, 255, 255, 0.12);
}
:root.theme-dark .top-bar[data-room-mode="public"] .status-room {
    background: rgba(255, 255, 255, 0.15);
    color: #fff3a0;
}
:root.theme-dark .top-bar[data-room-mode="public"] .status-room .room-id-label {
    background: rgba(0, 0, 0, 0.25);
}

/* 退出房间按钮 - 暗色模式 */
:root.theme-dark .leave-public-room-btn {
    color: #ff6b5c !important;
}
:root.theme-dark .leave-public-room-btn:hover {
    background: rgba(255, 107, 92, 0.18) !important;
}

/* 移动端：窄屏只显示图标，隐藏文字 */
@media (max-width: 600px) {
    .status-pill .status-text {
        display: none;
    }
    .status-pill {
        padding: 5px 8px;
    }
    .top-bar-status {
        gap: 4px;
    }
}


header > * {
    display: flex;
    flex-direction: column;
    align-self: flex-start;
    touch-action: manipulation;
}

header > .icon-button {
    height: 40px;
}

header * {
    transition: all 300ms;
}

#theme-wrapper > div {
    display: flex;
    flex-direction: column;
}

/* expand theme buttons */
#theme-wrapper:not(:hover) .icon-button:not(.selected) {
    height: 0;
    opacity: 0;
}

#theme-wrapper:hover::before {
    border-radius: 20px;
    background: var(--primary-color);
    opacity: 0.2;
    transition: opacity 300ms;
    content: '';
    position: absolute;
    width: 40px;
    height: 120px;
    top: 0;
    margin-top: 8px;
    margin-bottom: 8px;
}

@media (hover: hover) and (pointer: fine) {
    #theme-wrapper:hover .icon-button:not(.selected):hover:before {
        opacity: 0.3;
    }

    #theme-wrapper:hover .icon-button.selected::before {
        opacity: 0.3;
    }
}

@media (hover: none) and (pointer: coarse) {
    #theme-wrapper:before {
        opacity: 0.3 !important;
        height: 40px !important;
    }

    #theme-wrapper .icon-button:before {
        opacity: 0;
    }

    #theme-wrapper .icon-button:not(.selected) {
        height: 0;
        opacity: 0;
        pointer-events: none;
    }

    #theme-wrapper > div {
        flex-direction: column-reverse;
    }
}

#expand > .icon {
    transition: transform 150ms ease-out
}

html:not([dir="rtl"]) #expand.flipped  > .icon {
    transform: rotate(-90deg);
}

html[dir="rtl"] #expand.flipped  > .icon {
    transform: rotate(90deg);
}

[hidden] {
    display: none !important;
}


/* Typography */

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei", "PingFang SC", "Hiragino Sans GB", "Open Sans", sans-serif;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
    font-variant-ligatures: common-ligatures;
    font-kerning: normal;
}

h1 {
    font-size: 34px;
    font-weight: 400;
    letter-spacing: -.01em;
    line-height: 40px;
    margin: 0 0 4px;
}

h2 {
    font-size: 22px;
    font-weight: 400;
    letter-spacing: -.012em;
    line-height: 32px;
    color: var(--primary-color);}

h3 {
    font-size: 20px;
    font-weight: 500;
    margin: 16px 0;
    color: var(--primary-color);
}

.font-subheading {
    font-size: 14px;
    font-weight: 400;
    line-height: 18px;
    word-break: normal;
}

.text-center {
    text-align: center;
}

.text-white {
    color: white !important;
}

.font-body1,
body {
    font-size: 14px;
    font-weight: 400;
    line-height: 20px;
}

.font-body2 {
    font-size: 12px;
    line-height: 18px;
}

a,
.icon-button {
    text-decoration: none;
    color: currentColor;
    cursor: pointer;
}

input {
    cursor: pointer;
}

input[type="checkbox"] {
    min-width: 13px;
}

x-noscript {
    background: var(--primary-color);
    color: white;
    z-index: 2;
}


/* Icons */

.icon {
    width: var(--icon-size);
    height: var(--icon-size);
    fill: currentColor;
}



/* Shadows */

[shadow="1"] {
    box-shadow: 0 3px 4px 0 rgba(0, 0, 0, 0.14),
        0 1px 8px 0 rgba(0, 0, 0, 0.12),
        0 3px 3px -2px rgba(0, 0, 0, 0.4);
}

[shadow="2"] {
    box-shadow: 0 4px 5px 0 rgba(0, 0, 0, 0.14),
        0 1px 10px 0 rgba(0, 0, 0, 0.12),
        0 2px 4px -1px rgba(0, 0, 0, 0.4);
}

.overflowing {
    background:
        /* Shadow covers */
            linear-gradient(rgb(var(--shadow-cover-rgb)) 30%, rgba(var(--shadow-cover-rgb), 0)),
            linear-gradient(rgba(var(--shadow-cover-rgb), 0), rgb(var(--shadow-cover-rgb)) 70%) 0 100%,
                /* Shadows */
            radial-gradient(farthest-side at 50% 0, rgba(var(--shadow-rgb), .15), rgba(var(--shadow-rgb), 0)),
            radial-gradient(farthest-side at 50% 100%, rgba(var(--shadow-rgb), .15), rgba(var(--shadow-rgb), 0))
            0 100%;
    background-repeat: no-repeat;
    background-size: 100% 60px, 100% 60px, 100% 24px, 100% 24px;
    background-attachment: local, local, scroll, scroll;
}


/* Animations */

/* Opacity for elements at keyframe 100% is set on element (default 1) */
@keyframes fade-in {
    0% {
        opacity: 0;
    }
}

#center {
    position: relative;
    display: flex;
    flex-direction: column-reverse;
    flex-grow: 1;
    justify-content: space-around;
    align-items: center;
    overflow-x: hidden;
    overflow-y: scroll;
    overscroll-behavior-x: none;
}


/* Peers  */

x-peers {
    position: relative;
    display: flex;
    flex-flow: row wrap;

    z-index: 2;
    transition: background-color 0.5s ease;
    overflow-y: scroll;
    overflow-x: hidden;
    overscroll-behavior-x: none;
    scrollbar-width: none;

    --peers-per-row: 6; /* default if browser does not support :has selector */
    --x-peers-width: min(100vw, calc(var(--peers-per-row) * (var(--peer-width) + 25px) - 16px));
    width: var(--x-peers-width);
}

/* Empty Peers List */

x-no-peers {
    display: flex;
    flex-direction: column;
    padding: 8px;
    height: 137px;
    text-align: center;
}

x-no-peers h2,
x-no-peers a {
    color: var(--primary-color);
    margin-bottom: 5px;
}

x-peers:not(:empty)+x-no-peers {
    display: none;
}

x-no-peers::before {
    color: var(--primary-color);
    font-size: 24px;
    font-weight: 400;
    letter-spacing: -.012em;
    line-height: 32px;
}

x-no-peers[drop-bg]::before {
    content: attr(data-drop-bg);
}

x-no-peers[drop-bg] * {
    display: none;
}

/* Footer */

footer {
    position: relative;
    z-index: 2;
    align-items: center;
    text-align: center;
    cursor: default;
    margin: auto 5px 5px;
}

footer .logo {
    --icon-size: 80px;
    margin-bottom: 8px;
    color: var(--primary-color);
    margin-top: -10px;
}

.border {
    border: 2px solid var(--border-color);
}

.panel {
    font-size: 14px;
    padding: 2px;
    background-color: rgb(var(--bg-color));
    transition: background-color 0.5s ease;
    min-height: 24px;
}

.panel.column {
    border-radius: 16px;
}

.panel.row {
    border-radius: 12px;
}

.panel > div:first-of-type {
    padding-left: 4px;
    padding-right: 4px;
}

/* You can be discovered wrapper - 已迁移到顶部状态栏 */
.discovery-wrapper {
    display: none;
}

.badge {
    border-radius: 0.4rem;
    padding-right: 0.3rem;
    padding-left: 0.3em;
    background-color: var(--badge-color);
    color: white;
    white-space: nowrap;
}

.badge-room-ip {
    --badge-color: var(--primary-color);
}

.badge-room-secret {
    --badge-color: var(--paired-device-color);
}

.badge-room-public-id {
    --badge-color: var(--public-room-color);
}

.known-as-wrapper {
    font-size: 16px; /* prevents auto-zoom on edit */
}

#display-name {
    position: relative;
    display: inline-block;
    text-align: left;
    border: none;
    outline: none;
    height: 20px;
    max-width: 15em;
    text-overflow: ellipsis;
    overflow: hidden;
    white-space: nowrap;
    cursor: text;
    margin-bottom: -6px;
    padding-bottom: 0.1rem;
    border-radius: 1.3rem/30%;
    border-right: solid 1rem transparent;
    border-left: solid 1rem transparent;
    background-clip: padding-box;
    z-index: 1;
}

.edit-pen {
    width: 1rem;
    height: 1rem;
    margin-bottom: -2px;
    position: relative;
}

#display-name:focus::before {
    display: none;
}

html:not([dir="rtl"]) #display-name,
html:not([dir="rtl"]) .edit-pen {
    margin-left: -1rem;
}

html[dir="rtl"] #display-name,
html[dir="rtl"] .edit-pen {
    margin-right: -1rem;
}

html[dir="rtl"] .edit-pen {
    transform: rotateY(180deg);
}

/* Dialogs needed on page load */
x-dialog:not([show]) x-background {
    opacity: 0;
}

/* Button */

.btn {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei", "PingFang SC", "Hiragino Sans GB", "Open Sans", sans-serif;
    padding: 2px 16px 0;
    box-sizing: border-box;
    font-size: 14px;
    line-height: 24px;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    cursor: pointer;
    user-select: none;
    background: inherit;
    color: var(--accent-color);
    overflow: hidden;
}

.btn-small {
    font-size: 12px;
    line-height: 22px;
}

.btn[disabled] {
    color: var(--btn-disabled-color);
    cursor: not-allowed;
}


.btn,
.icon-button {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
    touch-action: manipulation;
    border: none;
    outline: none;
}

.btn:before,
.icon-button:before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    opacity: 0;
    background-color: var(--accent-color);
    transition: opacity 300ms;
}

.icon-button:before {
    z-index: -1;
}

.btn:not([disabled]):hover:before,
.icon-button:hover:before {
    opacity: 0.3;
}

.btn[selected],
.icon-button[selected] {
    opacity: 0.3;
}

.btn:focus:before,
.icon-button:focus:before {
    opacity: 0.4;
}

.btn-round {
    border-radius: 50%;
}

.btn-rounded {
    border-radius: 12px;
}

.btn-small.btn-rounded {
    border-radius: 6px;
}

.btn-grey {
    background-color: var(--bg-color-secondary);
}

.btn-dark {
    background-color: #262628;
}

.btn-primary {
    background: var(--primary-color);
    color: rgb(var(--bg-color));
}

button::-moz-focus-inner {
    border: 0;
}


/* Icon Button */
.icon-button {
    width: 40px;
    height: 40px;
}

.icon-button:before {
    border-radius: 50%;
}


/* Info Animation */
#about {
    color: white;
    z-index: 32;
    overflow: hidden;
    pointer-events: none;
    text-align: center;
}

#about header {
    z-index: 1;
}

#about:not(:target) header {
    transition-delay: 400ms;
}

#about:target header {
    transition-delay: 100ms;
}

#about > * {
    transition: opacity 300ms ease 300ms;
    will-change: opacity;
    pointer-events: all;
}

#about:not(:target) > header,
#about:not(:target) > section {
    opacity: 0;
    pointer-events: none;
    transition-delay: 0s;
}

#about .logo {
    --icon-size: 96px;
}

#about .title-wrapper {
    display: flex;
    align-items: baseline;
}

#about .title-wrapper > div {
    margin-left: 0.4em;
}

#about x-background {
    position: absolute;
    --size: max(max(230vw, 230vh), calc(150vh + 150vw));
    --size-half: calc(var(--size)/2);
    top: calc(28px - var(--size-half));
    width: var(--size);
    height: var(--size);
    z-index: -1;
    background: var(--primary-color);
    background-image: radial-gradient(circle at calc(50% - 36px), var(--primary-color) 0%, black 80%);
    --crop-size: 0px;
    clip-path: circle(var(--crop-size));
    /* For clients < iOS 13.1 */
    -webkit-clip-path: circle(var(--crop-size));
}

html:not([dir="rtl"]) #about x-background {
    right: calc(36px - var(--size-half));
}

html[dir="rtl"] #about x-background {
    left: calc(36px - var(--size-half));
}


/* Hack such that initial scale(0) isn't animated */
#about x-background {
    will-change: clip-path;
    transition: clip-path 800ms cubic-bezier(0.77, 0, 0.175, 1);
}

#about:target x-background {
    --crop-size: var(--size);
}

#about .row a {
    margin: 8px 8px -16px;
}

#about section {
    flex-grow: 1;
}

canvas.circles {
    width: 100vw;
    position: absolute;
    z-index: -10;
    top: 0;
    left: 0;
}

/* Generic placeholder */
[placeholder]:empty:before {
    content: attr(placeholder);
}

/* Toast */

.toast-container {
    padding: 0 8px 24px;
    overflow: hidden;
    pointer-events: none;
}

x-toast {
    display: flex;
    justify-content: space-between;
    position: absolute;
    min-height: 48px;
    top: 50px;
    max-width: 400px;
    background-color: rgb(var(--text-color));
    color: var(--dialog-bg-color);
    align-items: center;
    box-sizing: border-box;
    padding: 8px;
    z-index: 40;
    transition: opacity 200ms, transform 300ms ease-out;
    cursor: default;
    line-height: 24px;
    border-radius: 12px;
    pointer-events: all;
}

x-toast.top-row {
    top: 3px;
}

x-toast:not([show]) {
    opacity: 0;
    transform: translateY(calc(-100% + -55px));
}

x-toast span {
    flex-grow: 1;
    margin: auto 4px auto 10px
}

x-dialog[show] ~ div x-toast {
    background-color: var(--lt-dialog-bg-color);
    color: rgb(var(--lt-text-color));
}

/* Instructions */

x-instructions {
    display: flex;
    position: relative;
    opacity: 0.5;
    text-align: center;
    margin-right: 10px;
    margin-left: 10px;
    min-height: max(6vh, 40px);
    flex-direction: column;
    justify-content: end;
}

x-instructions:not([drop-peer]):not([drop-bg]):before {
    content: attr(mobile);
}

x-instructions[drop-peer]:before {
    content: attr(data-drop-peer);
}

x-instructions[drop-bg]:not([drop-peer]):before {
    content: attr(data-drop-bg);
}


x-peers:empty,
x-peers:empty~x-instructions {
    display: none;
}

@media (hover: none) and (pointer: coarse) {
    x-peer {
        transform: scale(0.95);
        padding: 4px;
    }
}

/* Prevent Cumulative Layout Shift */

.fade-in {
    animation: fade-in 600ms;
    animation-fill-mode: backwards;
}

.no-animation-on-load {
    animation-iteration-count: 0;
}

.opacity-0 {
    opacity: 0;
}

/* Responsive Styles */

@media screen and (min-height: 800px) {
    footer {
        padding-bottom: 10px;
    }
}

@media (hover: hover) and (pointer: fine) {
    x-instructions:not([drop-peer]):not([drop-bg]):before {
        content: attr(desktop);
    }
}

/* PWA Standalone styles */
@media all and (display-mode: standalone) {
    footer {
        padding-bottom: 34px;
    }
}

/* Constants */

:root {
    --icon-size: 24px;
    --peer-width: 120px;
    color-scheme: light dark;
}

/*
    Color Themes
*/

/* Default colors */
body {
    /* Constant colors */
    --primary-color: #4285f4;
    --paired-device-color: #00a69c;
    --public-room-color: #ed9d01;
    --pickup-color: #2a8cff;
    --accent-color: var(--primary-color);
    --ws-peer-color: #ff6b6b;
    --btn-disabled-color: #5B5B66;

    /* State/status colors */
    --color-success: #4caf50;
    --color-success-text: #2e7d32;
    --color-success-bg: rgba(76, 175, 80, 0.14);
    --color-success-border: rgba(76, 175, 80, 0.30);
    --color-success-glow: rgba(76, 175, 80, 0.5);
    --color-danger: #f44336;
    --color-danger-text: #c62828;
    --color-danger-bg: rgba(244, 67, 54, 0.14);
    --color-danger-border: rgba(244, 67, 54, 0.30);
    --color-info: #2196f3;
    --color-info-text: #1565c0;
    --color-info-bg: rgba(33, 150, 243, 0.14);
    --color-info-border: rgba(33, 150, 243, 0.30);
    --color-muted: #9e9e9e;
    --color-muted-text: #616161;
    --color-muted-bg: rgba(158, 158, 158, 0.18);
    --color-muted-border: rgba(158, 158, 158, 0.30);

    /* shadows — fixed neutral values, theme-agnostic */
    --shadow-rgb: 0, 0, 0;
    --shadow-cover-rgb: 255, 255, 255;

    /* Light theme colors */
    --lt-text-color: 51,51,51;
    --lt-dialog-bg-color: #fff;
    --lt-bg-color: 255,255,255;
    --lt-bg-color-secondary: #f2f2f2;
    --lt-border-color: #757575;
    --lt-badge-color: #757575;
    --lt-lang-hr-color: #DDD;

    --lt-shadow-color-secondary-rgb: 0,0,0;
    --lt-shadow-color-secondary-cover-rgb: 242,242,242;
    --lt-shadow-color-dialog-rgb: 0,0,0;
    --lt-shadow-color-dialog-cover-rgb: 242,242,242;

    /* Dark theme colors */
    --dt-text-color: 238,238,238;
    --dt-dialog-bg-color: #141414;
    --dt-bg-color: 15,15,18;
    --dt-bg-color-secondary: #1C1C1E;
    --dt-border-color: #757575;
    --dt-badge-color: #757575;
    --dt-lang-hr-color: #404040;

    --dt-shadow-color-secondary-rgb: 255,255,255;
    --dt-shadow-color-secondary-cover-rgb: 28,28,30;
    --dt-shadow-color-dialog-rgb: 255,255,255;
    --dt-shadow-color-dialog-cover-rgb: 28,28,30;
}

/* Light theme colors */
body {
    --text-color: var(--lt-text-color);
    --dialog-bg-color: var(--lt-dialog-bg-color);
    --bg-color: var(--lt-bg-color);
    --bg-color-secondary: var(--lt-bg-color-secondary);
    --border-color: var(--lt-border-color);
    --badge-color: var(--lt-badge-color);
    --lang-hr-color: var(--lt-lang-hr-color);

    --shadow-rgb: 0, 0, 0;
    --shadow-cover-rgb: 255, 255, 255;

    --shadow-color-secondary-rgb: var(--lt-shadow-color-secondary-rgb);
    --shadow-color-secondary-cover-rgb: var(--lt-shadow-color-secondary-cover-rgb);
    --shadow-color-dialog-rgb: var(--lt-shadow-color-dialog-rgb);
    --shadow-color-dialog-cover-rgb: var(--lt-shadow-color-dialog-cover-rgb);
}

/* Dark theme colors */
body.dark-theme {
    --text-color: var(--dt-text-color);
    --dialog-bg-color: var(--dt-dialog-bg-color);
    --bg-color: var(--dt-bg-color);
    --bg-color-secondary: var(--dt-bg-color-secondary);
    --border-color: var(--dt-border-color);
    --badge-color: var(--dt-badge-color);
    --lang-hr-color: var(--dt-lang-hr-color);

    --shadow-rgb: 0, 0, 0;
    --shadow-cover-rgb: 15, 15, 18;

    --shadow-color-secondary-rgb: var(--dt-shadow-color-secondary-rgb);
    --shadow-color-secondary-cover-rgb: var(--dt-shadow-color-secondary-cover-rgb);
    --shadow-color-dialog-rgb: var(--dt-shadow-color-dialog-rgb);
    --shadow-color-dialog-cover-rgb: var(--dt-shadow-color-dialog-cover-rgb);
}

/* Styles for users who prefer dark mode at the OS level */
@media (prefers-color-scheme: dark) {

    /* defaults to dark theme */
    body {
        --text-color: var(--dt-text-color);
        --dialog-bg-color: var(--dt-dialog-bg-color);
        --bg-color: var(--dt-bg-color);
        --bg-color-secondary: var(--dt-bg-color-secondary);
        --border-color: var(--dt-border-color);
        --badge-color: var(--dt-badge-color);
        --lang-hr-color: var(--dt-lang-hr-color);

        --shadow-rgb: 0, 0, 0;
        --shadow-cover-rgb: 15, 15, 18;

        --shadow-color-secondary-rgb: var(--dt-shadow-color-secondary-rgb);
        --shadow-color-secondary-cover-rgb: var(--dt-shadow-color-secondary-cover-rgb);
        --shadow-color-dialog-rgb: var(--dt-shadow-color-dialog-rgb);
        --shadow-color-dialog-cover-rgb: var(--dt-shadow-color-dialog-cover-rgb);
    }


    /* Override dark mode with light mode styles if the user decides to swap */
    body.light-theme {
        --text-color: var(--lt-text-color);
        --dialog-bg-color: var(--lt-dialog-bg-color);
        --bg-color: var(--lt-bg-color);
        --bg-color-secondary: var(--lt-bg-color-secondary);
        --border-color: var(--lt-border-color);
        --badge-color: var(--lt-badge-color);
        --lang-hr-color: var(--lt-lang-hr-color);

        --shadow-rgb: 0, 0, 0;
        --shadow-cover-rgb: 255, 255, 255;

        --shadow-color-secondary-rgb: var(--lt-shadow-color-secondary-rgb);
        --shadow-color-secondary-cover-rgb: var(--lt-shadow-color-secondary-cover-rgb);
        --shadow-color-dialog-rgb: var(--lt-shadow-color-dialog-rgb);
        --shadow-color-dialog-cover-rgb: var(--lt-shadow-color-dialog-cover-rgb);
    }
}

/* Colored Elements */
body {
    color: rgb(var(--text-color));
    background-color: rgb(var(--bg-color));
    transition: background-color 0.5s ease;
}

/* Gradient for wifi-tether icon */
#primaryGradient .start-color {
    stop-color: var(--primary-color);
}

@supports (stop-color: color-mix(in srgb, blue 50%, black)) {
    #primaryGradient .start-color {
        stop-color: color-mix(in srgb, var(--primary-color) 80%, white);
    }
}

#primaryGradient .stop-color {
    stop-color: var(--primary-color);
}


/*
    Edge specific styles
*/
@supports (-ms-ime-align: auto) {

    html,
    body {
        overflow: hidden;
    }
}

/*
    Browser specific styles
*/

body {
    /* mobile viewport bug fix */
    min-height: -moz-available;          /* WebKit-based browsers will ignore this. */
    min-height: -webkit-fill-available;  /* Mozilla-based browsers will ignore this. */
    min-height: fill-available;
}

html {
    min-height: -moz-available;          /* WebKit-based browsers will ignore this. */
    min-height: -webkit-fill-available;  /* Mozilla-based browsers will ignore this. */
    min-height: fill-available;
}

/* webkit scrollbar style*/

::-webkit-scrollbar{
    width: 0;
    height: 0;
}

::-webkit-scrollbar-thumb{
    background: #bfbfbf;
    border-radius: 4px;
}

::-moz-selection,
::selection {
    color: black;
    background: var(--primary-color);
}

/* make elements with attribute contenteditable editable on older iOS devices.
See note here: https://developer.mozilla.org/en-US/docs/Web/CSS/user-select */
[contenteditable] {
    -webkit-user-select: text;
    user-select: text;
}

/* ========== 谷歌风格涟漪效果 (Ripple Effect) ========== */
/* 合并到原有的 x-no-peers 规则中，使用更具体的选择器 */
x-no-peers {
    position: relative;
    overflow: hidden;
    cursor: pointer;
}

x-no-peers h2,
x-no-peers a {
    color: var(--primary-color);
    margin-bottom: 5px;
    position: relative;
    z-index: 1;
    pointer-events: none;
}

/* 涟漪元素 - 放在 h2/a 之后确保优先级更高 */
x-no-peers > h2,
x-no-peers > a {
    position: relative;
    z-index: 1;
    pointer-events: none;
}

/* 涟漪元素 */
.ripple {
    position: absolute;
    border-radius: 50%;
    background-color: rgba(66, 133, 244, 0.5);
    transform: scale(0);
    animation: ripple-animation 500ms ease-out forwards;
    pointer-events: none;
    z-index: 0;
}

.ripple-dark {
    background-color: rgba(255, 255, 255, 0.35);
}

/* 涟漪动画 */
@keyframes ripple-animation {
    0% {
        transform: scale(0);
        opacity: 1;
    }
    100% {
        transform: scale(2.5);
        opacity: 0;
    }
}