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28px));max-height:calc(100svh - 28px);border-radius:16px;background:#0f1013eb;border:1px solid rgba(255,255,255,.14);box-shadow:0 18px 60px #0000008c;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);display:flex;flex-direction:column;overflow:hidden;position:relative}.settings-modal.settings-modal--scrollable:after{content:"";position:absolute;left:0;right:0;bottom:0;height:28px;pointer-events:none;background:linear-gradient(to bottom,#0f101300,#0f1013eb 90%)}.settings-header{display:flex;align-items:center;justify-content:space-between;padding:14px 14px 10px 16px;border-bottom:1px solid rgba(255,255,255,.1)}.settings-title{font-weight:650;letter-spacing:.2px}.settings-close-btn{pointer-events:auto;width:36px;height:36px;border-radius:12px;border:1px solid rgba(255,255,255,.12);background:#ffffff0f;color:#ffffffeb;cursor:pointer;font-size:22px;line-height:1;display:grid;place-items:center}.settings-close-btn:focus-visible{outline:2px solid rgba(125,190,255,.9);outline-offset:2px}.settings-body{padding:14px 16px 16px;display:grid;gap:12px;flex:1 1 auto;overflow-y:auto;overscroll-behavior:contain;-webkit-overflow-scrolling:touch;touch-action:pan-y}.settings-row{display:grid;grid-template-columns:1fr;gap:6px}.settings-label{font-size:12px;color:#fffc}.settings-slider{width:100%}.settings-value{font-size:12px;color:#ffffffb3}.settings-checkbox{width:18px;height:18px}.debug-overlay{position:absolute;left:max(12px,env(safe-area-inset-left));right:calc(max(12px,env(safe-area-inset-right)) + 52px);top:max(12px,env(safe-area-inset-top));height:10vh;min-height:64px;max-height:180px;z-index:20;pointer-events:auto;max-width:440px;background:#00000059;border:1px solid rgba(255,255,255,.12);border-radius:12px;padding:10px;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);overflow:hidden}.debug-overlay.hidden{display:none}.debug-overlay-pre{margin:0;width:100%;height:100%;overflow:auto;font-size:11px;line-height:1.25;font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,Liberation Mono,Courier New,monospace;white-space:pre;color:#ffffffe6}.action-buttons{position:absolute;right:max(18px,env(safe-area-inset-right));bottom:max(18px,env(safe-area-inset-bottom));display:grid;gap:12px;pointer-events:auto;user-select:none;-webkit-user-select:none;touch-action:none;z-index:40}.action-btn{width:56px;height:56px;border-radius:18px;border:1px solid rgba(255,255,255,.14);background:#00000040;color:#ffffffeb;box-shadow:0 10px 30px #00000059;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);display:grid;place-items:center;padding:0;cursor:pointer;touch-action:none}.action-btn svg{width:26px;height:26px}.action-btn:focus-visible{outline:2px solid rgba(125,190,255,.9);outline-offset:2px}.action-btn.is-held{transform:scale(.98);background:#7dbeff1f;border-color:#7dbeff47}.breathe-btn-wrap{position:relative;width:56px;height:56px}.breathe-ring{position:absolute;inset:-2px;border-radius:999px;border:2px solid rgba(125,190,255,.55);transform:scale(1);opacity:0;transition:transform 1.4s ease-in-out,opacity .22s ease;pointer-events:none}.breathe-btn-wrap.active .breathe-ring{opacity:.7}.breathe-btn-wrap.phase-inhale .breathe-ring{transform:scale(2.15)}.blink-overlay{position:absolute;inset:0;pointer-events:none;z-index:50}.blink-lid{position:absolute;left:0;right:0;height:50%;background:#000;transition:transform .14s ease-out}.blink-lid.top{top:0;transform:translateY(-102%)}.blink-lid.bottom{bottom:0;transform:translateY(102%)}.blink-overlay.closed .blink-lid.top,.blink-overlay.closed .blink-lid.bottom{transform:translateY(0)}.room-info-backdrop{position:absolute;inset:0;pointer-events:none;display:flex;align-items:center;justify-content:center;z-index:45;opacity:1;transition:opacity .18s ease-out}.room-info-backdrop.hidden{opacity:0;pointer-events:none}.room-info-modal{width:min(420px,calc(100vw - 48px));max-height:calc(100vh - 120px);border-radius:16px;background:#0c0e12e0;border:1px solid rgba(255,255,255,.12);box-shadow:0 20px 60px #00000080;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);overflow:hidden}.room-info-content{padding:28px 24px;display:flex;flex-direction:column;justify-content:center;min-height:80px}.room-info-title{margin:0 0 12px;font-size:22px;font-weight:600;letter-spacing:.3px;color:#fffffff2;line-height:1.3}.room-info-title:last-child{margin-bottom:0}.room-info-description{margin:0;font-size:15px;line-height:1.55;color:#ffffffbf}.room-info-description:first-child{margin-top:0}.welcome-backdrop{position:absolute;inset:0;pointer-events:auto;background:#080a0ee0;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);display:flex;align-items:center;justify-content:center;padding:24px;z-index:100}.welcome-card{width:min(580px,100%);max-height:calc(100vh - 48px);overflow-y:auto;border-radius:20px;background:linear-gradient(165deg,#161a22f2,#0e1016fa);border:1px solid rgba(255,255,255,.1);box-shadow:0 24px 80px #0009,inset 0 1px #ffffff0f;padding:32px 28px;display:flex;flex-direction:column;gap:20px}.welcome-title{margin:0;font-size:clamp(20px,5vw,28px);font-weight:700;letter-spacing:.3px;line-height:1.25;color:#fffffff5;background:linear-gradient(135deg,#fff 20%,#a8c8ff);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.welcome-intro{margin:0;font-size:15px;line-height:1.6;color:#ffffffbf}.welcome-howto{background:#ffffff0a;border:1px solid rgba(255,255,255,.08);border-radius:12px;padding:16px 18px}.welcome-howto-title{font-size:13px;font-weight:600;letter-spacing:.5px;text-transform:uppercase;color:#a0beffe6;margin-bottom:10px}.welcome-howto-list{margin:0;padding:0 0 0 20px;display:flex;flex-direction:column;gap:6px}.welcome-howto-item{font-size:14px;line-height:1.45;color:#ffffffd1}.welcome-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:4px}.welcome-btn{pointer-events:auto;flex:1;min-width:140px;border-radius:12px;border:1px solid rgba(255,255,255,.14);background:#ffffff12;color:#ffffffeb;padding:14px 18px;cursor:pointer;font-size:15px;font-weight:500;transition:background .14s ease,border-color .14s ease,transform 80ms ease}.welcome-btn:hover{background:#ffffff1a;border-color:#fff3}.welcome-btn:active{transform:scale(.98)}.welcome-btn.primary{border-color:#64a0ff66;background:linear-gradient(135deg,#508cff40,#64a0ff2e);color:#b4d2ff}.welcome-btn.primary:hover{background:linear-gradient(135deg,#508cff59,#64a0ff47);border-color:#64a0ff8c}.welcome-btn:focus-visible{outline:2px solid rgba(125,190,255,.9);outline-offset:2px}.settings-reset-section{margin-top:8px;padding-top:12px;border-top:1px solid rgba(255,255,255,.08)}.settings-reset-btn{width:100%;pointer-events:auto;border-radius:10px;border:1px solid rgba(255,100,100,.25);background:#ff505014;color:#ffa0a0eb;padding:10px 14px;cursor:pointer;font-size:13px;font-weight:500;transition:background .14s ease,border-color .14s ease}.settings-reset-btn:hover{background:#ff505024;border-color:#ff646466}.settings-reset-btn:focus-visible{outline:2px solid rgba(255,140,140,.8);outline-offset:2px}