/* 基础界面层次与交互细节，颜色由共享明暗色板提供。 */
:root{color:var(--color-text);background:var(--color-page)}
body{background:radial-gradient(ellipse at 48% -15%,var(--color-accent-tint),transparent 56%),var(--color-page)}
button{border-radius:10px;background:var(--color-surface-raised);border-color:var(--color-border-subtle);color:var(--color-accent);transition:background .16s,border-color .16s,transform .16s,box-shadow .16s}
button:hover{background:var(--color-control-hover);border-color:var(--color-accent-border);color:var(--color-text)}
button:active:not(:disabled){transform:translateY(1px)}
.primary{color:var(--color-on-accent);background:var(--color-accent-strong);border-color:var(--color-border);box-shadow:0 4px 16px var(--color-focus-ring);font-weight:650}
.primary:hover{color:var(--color-on-accent);background:var(--color-accent-hover);box-shadow:0 5px 20px var(--color-focus-ring)}
.danger{color:var(--color-danger)}
.danger:hover{color:var(--color-danger);background:var(--color-danger-tint);border-color:var(--color-danger)}
.avatar{border:1px solid var(--color-border-subtle);background:linear-gradient(140deg,var(--color-control-hover),var(--color-control));border-radius:12px;color:var(--color-text);box-shadow:inset 0 1px var(--color-highlight)}
.home-header{max-width:1200px;margin:auto;padding:27px 36px;border-bottom:1px solid var(--line)}
.home-header>div{gap:15px}
.home-header .download{font-size:12px;color:var(--color-accent);padding:9px 12px;border-radius:9px}
.home-header .download:hover{background:var(--color-hover-tint);color:var(--color-text)}
.home{display:block;min-height:calc(100svh - 190px);max-width:1100px;margin:auto;padding:64px 36px 32px}
.home-hero{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(280px,.8fr);gap:58px;align-items:center;margin-bottom:52px}
.hero-eyebrow{display:inline-flex;gap:8px;align-items:center;font-size:10px;letter-spacing:2px;text-transform:uppercase;color:var(--color-accent);padding:6px 10px;border:1px solid var(--color-border-subtle);border-radius:7px;background:var(--color-accent-glow)}
.hero-eyebrow>.ui-icon{width:14px;height:14px;color:var(--color-accent)}
.hero-copy h1{font-size:clamp(30px,4.2vw,48px);font-weight:720;line-height:1.4;letter-spacing:-1.4px;margin:21px 0 15px;color:var(--color-text)}
.home-actions{gap:10px}
.home-actions button{padding:13px 21px;font-size:13px;min-height:46px}
.hero-features{display:flex;flex-wrap:wrap;gap:10px 18px;margin-top:23px;color:var(--color-muted);font-size:10px}
.hero-features>span{display:inline-flex;align-items:center;gap:5px}
.hero-features .ui-icon{width:13px;height:13px;color:var(--color-secondary)}
.hero-scene{position:relative;min-height:266px;isolation:isolate;display:grid;place-items:center}
.hero-scene::before{content:'';position:absolute;width:260px;height:260px;border:1px solid var(--color-border-subtle);border-radius:50%;background:radial-gradient(circle,var(--color-accent-glow),transparent 68%);z-index:-1}
.scene-window{width:290px;border:1px solid var(--color-border);border-radius:18px;background:linear-gradient(155deg,var(--color-surface-raised),var(--color-surface));box-shadow:0 26px 65px var(--color-shadow),inset 0 1px var(--color-highlight);transform:rotate(-4deg);padding:15px}
.scene-window-header{display:flex;align-items:center;gap:5px;padding-bottom:12px;border-bottom:1px solid var(--color-border-subtle)}
.scene-window-header>i{width:5px;height:5px;border-radius:50%;background:var(--color-muted)}
.scene-window-header>i:first-child{background:var(--color-accent)}
.scene-window-header>span{margin-left:auto;font-size:9px;color:var(--color-secondary);letter-spacing:1px}
.scene-display{margin-top:12px;height:120px;display:grid;place-items:center;border:1px solid var(--color-border-subtle);border-radius:10px;background:linear-gradient(140deg,var(--color-accent-tint),var(--color-success-tint));position:relative;overflow:hidden}
.scene-display::before,.scene-display::after{content:'';width:160px;height:160px;border:1px solid var(--color-border-subtle);position:absolute;border-radius:40px;transform:rotate(35deg)}
.scene-display::after{width:110px;height:110px;transform:rotate(-12deg);border-color:var(--color-success)}
.scene-display>.ui-icon{width:44px;height:44px;color:var(--color-accent);z-index:1;stroke-width:1.4}
.scene-window-footer{display:flex;align-items:center;gap:7px;margin-top:13px;font-size:10px;color:var(--color-secondary)}
.scene-window-footer .ui-icon{width:13px;height:13px;color:var(--color-success)}
.scene-window-footer>span:last-child{margin-left:auto;padding:2px 6px;border-radius:5px;background:var(--color-success-tint);color:var(--color-success);font-size:8px}
.scene-voice{position:absolute;right:-8px;bottom:9px;width:192px;padding:13px 15px;background:var(--color-surface-raised);border:1px solid var(--color-border);border-radius:13px;box-shadow:0 14px 36px var(--color-shadow);transform:rotate(4deg)}
.scene-voice-title{display:flex;align-items:center;gap:7px;font-size:10px;color:var(--color-accent)}
.scene-voice-title>.ui-icon{width:14px;height:14px;color:var(--color-success)}
.scene-wave{display:flex;align-items:center;gap:4px;height:25px;margin-top:10px}
.scene-wave i{width:4px;border-radius:3px;background:var(--color-accent);height:var(--bar,12px);opacity:.6}
.scene-wave i:nth-child(3n){background:var(--color-success);opacity:.9}
.scene-sticker{position:absolute;left:0;top:12px;display:grid;place-items:center;width:44px;height:44px;background:var(--color-control);border:1px solid var(--color-border);border-radius:13px;color:var(--color-accent);transform:rotate(-12deg);box-shadow:0 9px 26px var(--color-shadow)}
.scene-sticker .ui-icon{width:22px;height:22px}
.recent-rooms{width:100%;max-width:none;margin-top:0;padding-top:27px;border-top:1px solid var(--color-border-subtle)}
.recent-rooms>header{margin-bottom:18px}
.recent-rooms h2{font-size:15px;font-weight:650;color:var(--color-text);display:flex;align-items:center;gap:8px}
.recent-rooms h2>.ui-icon{width:17px;height:17px;color:var(--color-accent)}
#recent-room-count{font-size:10px;padding:3px 8px;background:var(--color-accent-glow);border:1px solid var(--color-border-subtle);border-radius:6px;color:var(--color-secondary)}
.recent-room-card{border-color:var(--color-border-subtle);background:linear-gradient(105deg,var(--color-surface-raised),var(--color-surface));border-radius:12px;transition:border-color .16s,transform .16s,background .16s}
.recent-room-card:hover{transform:translateY(-1px);border-color:var(--color-accent-border);background:var(--color-control-hover)}
.recent-room-icon{background:var(--color-accent-glow);color:var(--color-accent);border:1px solid var(--color-border-subtle)}
.recent-room-icon .ui-icon{width:19px;height:19px}
.recent-room-remove{width:32px;height:32px;font-size:0;padding:7px;color:var(--color-muted)}
.recent-room-remove>.ui-icon{width:14px;height:14px}
.recent-room-empty{background:var(--color-surface);border:1px dashed var(--color-border);padding:25px 20px;border-radius:12px}
.recent-room-empty>.ui-icon{width:26px;height:26px;display:block;margin:0 auto 11px;color:var(--color-muted)}
.home-footer{font-size:10px;color:var(--color-muted);padding:20px 20px 25px;line-height:1.9}
.workspace{grid-template-columns:242px minmax(0,1fr) 210px;background:var(--color-page)}
.sidebar,.member-sidebar{background:var(--color-surface);border-color:var(--color-border-subtle)}
.room-main{background:radial-gradient(ellipse at 100% 0,var(--color-accent-glow),transparent 60%),var(--color-surface)}
.room-brand{height:76px;gap:10px;border-bottom-color:var(--color-border-subtle)}
.room-brand strong{font-size:14px;font-weight:650;letter-spacing:.2px}


.invite{border-radius:9px;background:var(--color-surface-raised);border:1px dashed var(--color-border);font-size:10px;color:var(--color-accent);gap:6px}
.invite>.ui-icon{width:14px;height:14px;color:var(--color-accent)}
.invite span{margin-left:auto;letter-spacing:1.5px;color:var(--color-accent);font-size:10px}

.voice-empty{font-size:10px;border-color:var(--color-border-subtle);background:var(--color-surface);color:var(--color-secondary);border-radius:10px}
.voice-card{background:var(--color-surface-raised);border-color:var(--color-border-subtle);box-shadow:0 5px 20px var(--color-shadow);border-radius:12px}
.voice-card>.primary{font-size:11px}
#voice-dot{width:26px;height:26px;display:grid;place-items:center;border-radius:8px;background:var(--color-accent-glow);color:var(--color-muted)}
#voice-dot>.ui-icon{width:16px;height:16px}
#voice-dot.online{background:var(--color-success-tint);color:var(--mint)!important}
.online{color:var(--mint)!important}
.voice-actions button>.ui-icon{width:13px;height:13px}
.self-profile{padding:15px 0}
.self-profile>button:last-child{width:30px;height:30px;font-size:0;border-radius:8px;color:var(--color-muted)}
.self-profile>button:last-child>.ui-icon{width:17px;height:17px}
.room-toolbar{background:var(--color-surface);border-bottom-color:var(--color-border-subtle);padding:0 24px;gap:10px}
.room-toolbar .toolbar-identity>b{width:30px;height:30px;background:var(--color-accent-glow);display:grid;place-items:center;border:1px solid var(--color-border-subtle);border-radius:8px;color:var(--color-accent)}
.room-toolbar b>.ui-icon{width:17px;height:17px}
.room-toolbar strong{font-weight:650;font-size:13px}
.room-toolbar .header-actions{gap:6px;flex-wrap:wrap;justify-content:flex-end}
.room-toolbar .header-actions>button{font-size:10px;padding:8px 10px;min-height:33px}
.room-toolbar .header-actions>.icon-only{width:33px;padding:7px!important}
.room-toolbar button .ui-icon{width:15px;height:15px}
.room-toolbar span{font-size:9px}
#connection-status.online::before{content:'';display:inline-block;width:5px;height:5px;border-radius:50%;background:var(--mint);margin-right:6px;box-shadow:0 0 0 3px var(--color-shadow)}
.screen-area{padding:18px 24px 0}
.screen-toolbar{font-size:10px;align-items:flex-start;gap:12px;flex-wrap:wrap}
.screen-toolbar>#screen-count{padding-top:7px;color:var(--color-secondary);font-size:10px}
.screen-toolbar>div:not(.focus-voice-actions){padding:3px;gap:2px;flex-wrap:wrap;background:var(--color-accent-tint);border:1px solid var(--color-border-subtle);border-radius:9px;max-width:100%}
.screen-toolbar button{border-radius:6px;font-size:9px;padding:6px 7px;min-height:27px;border:0;color:var(--color-secondary);gap:5px}
.screen-toolbar button>.ui-icon{width:13px;height:13px}
.screen-toolbar button[aria-pressed=true]{background:var(--color-accent-tint);color:var(--color-accent);box-shadow:inset 0 1px var(--color-highlight)}
.screen-toolbar button:hover{color:var(--color-text);background:var(--color-hover-tint)}
.screen-choice{background:var(--color-surface-raised);border-color:var(--color-border-subtle);border-radius:10px;padding:9px 11px;transition:border-color .16s,background .16s}
.screen-choice.selected{background:var(--color-accent-glow);border-color:var(--color-accent-border)}
.screen-hint{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;min-height:100px;padding:20px 16px;margin-top:14px;margin-bottom:16px;border:1px dashed var(--color-border-subtle);border-radius:12px;background:var(--color-surface);font-size:10px;line-height:1.8;text-align:center;color:var(--color-muted)}
.screen-hint>.ui-icon{width:25px;height:25px;stroke-width:1.4;color:var(--color-muted)}
.player{border-color:var(--color-border-subtle);border-radius:11px;background:var(--color-surface);box-shadow:0 5px 22px var(--color-shadow)}
.player-controls{background:var(--color-surface);border-top:1px solid var(--color-border-subtle)}
.player-controls button{display:inline-flex;align-items:center;gap:4px;border-radius:6px}
.player-controls button>.ui-icon{width:13px;height:13px}
.player-controls button:hover{background:var(--color-accent-glow);color:var(--color-text)}
.player-buttons{align-items:center}
.player-state{color:var(--color-muted)}
.stream-volume{background:var(--color-surface);border-top-color:var(--color-border-subtle);color:var(--color-accent)}
.video-status{background:var(--color-media-overlay);color:var(--color-media-text);line-height:1.8}
.chat{padding:0 24px 16px}
.messages{padding-top:20px}
.messages:empty::before{content:'还没有消息\A和朋友打个招呼，或分享你的屏幕。';border:1px dashed var(--color-border-subtle);border-radius:12px;background:var(--color-accent-glow);text-align:center;color:var(--color-muted);font-size:11px;padding:24px 15px;line-height:2.3;margin:6px 0 12px}
.message{gap:12px;margin-bottom:21px;padding:2px 0}
.message-meta strong{font-size:12px;font-weight:600;color:var(--color-accent)}
.message-meta time{font-size:9px;color:var(--color-muted)}
.message p{font-size:13px;line-height:1.85}
.composer{background:var(--color-input);border:1px solid var(--color-border-subtle);border-radius:12px;padding:7px 8px 7px 11px;box-shadow:0 5px 18px var(--color-shadow);transition:border-color .18s,box-shadow .18s}
.composer:focus-within{border-color:var(--color-accent);box-shadow:0 0 0 3px var(--color-focus-ring)}
.composer input{font-size:12px;padding:10px 5px}
.composer input::placeholder{color:var(--color-muted)}
.composer>.primary{padding:9px 14px;border-radius:8px;font-size:11px}
.composer>.primary .ui-icon{width:14px;height:14px}
.composer-footer{padding:0 2px;margin-top:10px}
#colors{gap:8px}#colors span{border-color:var(--color-border)}
.member-sidebar{padding-top:27px}
.member-sidebar h3{font-size:10px;font-weight:600;color:var(--color-secondary);display:flex;align-items:center;gap:6px;letter-spacing:.5px}
.member-sidebar h3 .ui-icon{width:14px;height:14px;color:var(--color-muted)}
.member{padding:10px 0}
.member strong{font-size:11px;color:var(--color-accent)}
.member small{font-size:9px;color:var(--color-muted)}
.presence{width:6px;height:6px;background:var(--color-muted)}
.presence.voice{background:var(--mint);box-shadow:0 0 0 3px var(--color-shadow)}
.desktop-link{justify-content:flex-start!important;flex-wrap:wrap;gap:7px;font-size:10px;color:var(--color-accent);padding-top:24px}
.desktop-link>small{flex-basis:100%;padding-left:24px;font-size:9px;color:var(--color-muted)}
dialog{background:var(--color-surface-raised);border-color:var(--color-border);border-radius:17px;box-shadow:0 28px 100px var(--color-shadow),inset 0 1px var(--color-highlight);padding:27px}
dialog::backdrop{background:var(--color-backdrop);backdrop-filter:blur(7px)}
dialog h2{font-size:20px;font-weight:650;color:var(--color-text);letter-spacing:-.4px}
dialog input:not([type=checkbox]):not([type=file]),dialog select{background:var(--color-input);border-color:var(--color-border-subtle);border-radius:9px;font-size:12px}
dialog label{font-size:11px;color:var(--color-accent)}
dialog p{font-size:11px;color:var(--color-secondary)}
dialog input[type=checkbox]{accent-color:var(--color-accent)}
.dialog-actions button{font-size:11px;padding:10px 15px}

.settings-section{padding:16px;border:1px solid var(--color-border-subtle);background:var(--color-accent-tint);border-radius:11px;margin:18px 0}
.settings-section>.check{margin:8px 0;justify-content:space-between;flex-direction:row-reverse;gap:15px;font-size:11px;line-height:1.7}
.settings-section>h3{font-size:10px;font-weight:600;color:var(--color-accent);margin:0 0 13px;letter-spacing:.5px}
.sound-volume-label{display:flex!important;flex-direction:row!important;justify-content:space-between;margin:18px 0 12px!important}
#sound-volume-value{font-size:11px;color:var(--color-accent);font-variant-numeric:tabular-nums}
#sound-volume{width:100%;height:5px;padding:0;margin:0;border:0;accent-color:var(--color-accent);cursor:pointer}
.sound-preview-row{display:flex;align-items:center;gap:12px;margin-top:15px}
.sound-preview-row>button{font-size:10px;padding:8px 11px}
.sound-preview-row>span{font-size:10px;color:var(--color-muted)}
/* 个人设置中将每类提醒的开关与试听并排展示。 */
.member-sound-row{display:flex;align-items:center;justify-content:space-between;gap:12px;margin:10px 0}
.member-sound-row>.check{display:flex;align-items:center;gap:10px;margin:0;font-size:11px;line-height:1.7}
.member-sound-row>button{flex-shrink:0;font-size:10px;padding:6px 10px}

#toast{background:var(--color-control);border-color:var(--color-border);color:var(--color-text);box-shadow:0 12px 38px var(--color-shadow);border-radius:12px;font-size:11px;backdrop-filter:blur(12px)}
@media(min-width:1101px) and (max-width:1320px){.workspace{grid-template-columns:220px minmax(0,1fr) 180px}.sidebar{padding-inline:12px}.member-sidebar{padding-inline:12px}.room-toolbar{padding-inline:18px}.room-toolbar .header-actions>button{padding:7px 8px}}
@media(max-width:1100px){.workspace{grid-template-columns:210px minmax(0,1fr)}.screen-area,.chat{padding-left:20px;padding-right:20px}.room-toolbar{padding-inline:20px}.hero-scene{transform:scale(.9)}}
@media(max-width:800px){.home-hero{gap:25px;grid-template-columns:minmax(0,1fr) 240px}.scene-window{width:245px}.scene-voice{right:-4px;width:168px}.hero-scene{transform:scale(.85);transform-origin:center}.hero-copy h1{font-size:33px}}
@media(max-width:700px){
 .home-header{padding:19px 20px}.home-header>div{gap:7px}.home-header .download{padding:8px;font-size:10px}.home-header [data-settings-section="sounds"]{width:31px;height:31px;padding:7px!important;font-size:0}.home-header [data-settings-section="sounds"]>.ui-icon{width:16px;height:16px}.wordmark{font-size:19px}
 .home{padding:35px 20px 24px}.home-hero{display:block;margin-bottom:28px}.hero-copy h1{font-size:clamp(30px,7.5vw,38px);letter-spacing:-1px;margin-top:18px}.hero-description{font-size:12px;max-width:360px}.home-actions{flex-direction:row;width:auto;gap:9px}.home-actions button{padding:12px 17px;width:auto;font-size:12px}.hero-features{font-size:9px;gap:12px}.hero-scene{display:none}.recent-rooms{padding-top:23px}.recent-room-card:hover{transform:none}
 .workspace{grid-template-columns:1fr}.sidebar{padding:9px 15px}.room-brand{height:38px;gap:9px}.room-brand strong{font-size:12px}.invite{font-size:9px;padding:8px;gap:5px}.invite span{font-size:9px}.voice-card{margin:8px 0 0;padding:10px}.voice-card>.primary{font-size:10px}.voice-card .voice-connection{margin:0}.voice-actions button{font-size:9px;padding:7px}.voice-actions button>.ui-icon{width:12px;height:12px}
 .room-toolbar{background:var(--color-surface);padding:9px 15px;gap:9px;height:auto;min-height:60px}.room-toolbar .toolbar-identity{gap:9px}.room-toolbar .header-actions>button{font-size:10px;min-height:31px;padding:7px 9px}.room-toolbar .header-actions>.icon-only{width:31px;height:31px}.room-toolbar #connection-status{max-width:125px}.room-toolbar .header-actions{gap:5px}
 .screen-area{padding:14px 15px 0}.screen-toolbar{gap:8px}.screen-toolbar>div:not(.focus-voice-actions){gap:1px;padding:3px}.screen-toolbar button{font-size:9px;padding:6px}.screen-toolbar button>.ui-icon{width:12px;height:12px}.screen-hint{min-height:96px;padding:17px 12px;font-size:10px}.chat{padding:0 15px 12px}.composer{padding:6px 7px 6px 10px}.composer>.primary{padding:9px 11px}.message p{font-size:12px}.messages:empty::before{font-size:10px;padding:18px 12px}.player-controls button>.ui-icon{width:12px;height:12px}.player-controls button{gap:3px}.recent-room-remove>.ui-icon{width:13px;height:13px}
}
@media(prefers-reduced-motion:reduce){button,.recent-room-card,.composer{transition:none}button:active:not(:disabled),.recent-room-card:hover{transform:none}}
@media(max-width:380px){.home-header .download{font-size:0;width:32px;height:32px;padding:7px;gap:0}.home-header .download>.ui-icon{width:18px;height:18px}.home-header>div{gap:6px}}
.recent-room-enter{display:inline-flex;align-items:center;gap:5px}
.recent-room-enter>.ui-icon{width:12px;height:12px}
.player-controls .move-before,.player-controls .move-after,.player-controls .unwatch,.live-info .info-close{font-size:0!important}
.player-controls .move-before,.player-controls .move-after,.player-controls .unwatch{min-width:24px;min-height:24px;justify-content:center}
.live-info .info-close{display:inline-flex;align-items:center;justify-content:center;width:24px;height:24px}
.live-info .info-close>.ui-icon{width:14px;height:14px}

/* 增加明暗按钮后，窄屏首页将下载入口压缩为图标，避免挤占品牌区。 */
@media(max-width:480px){.home-header>div{gap:5px}.home-header .download{font-size:0;padding:7px}.home-header .download>.ui-icon{width:18px;height:18px}.home-header [data-toggle-theme]{width:31px;height:31px;padding:7px!important}}