.rt-shell{background:var(--surface);color:var(--text);border:1px solid var(--border);border-radius:1.25rem}.rt-card{background:var(--surface);color:var(--text);border:1px solid var(--border);box-shadow:var(--shadow);border-radius:1rem}.cta-enter-chua{color:#fff;letter-spacing:.01em;background:linear-gradient(#12a36a 0%,#087e4e 100%);border-radius:9999px;justify-content:center;align-items:center;gap:.55rem;width:100%;min-height:48px;padding:.7rem 1.35rem;font-weight:700;text-decoration:none;transition:transform .15s,filter .15s,box-shadow .15s;display:inline-flex;box-shadow:inset 0 1px #ffffff59,0 10px 24px #087e4e47}@media (width>=640px){.cta-enter-chua{width:auto;min-width:16rem}}.cta-enter-chua__icon{flex:none;width:1.35rem;height:1.35rem}.cta-enter-chua:hover{filter:brightness(1.06);box-shadow:inset 0 1px #ffffff59,0 14px 28px #087e4e57}.cta-enter-chua:focus-visible{outline:3px solid var(--brand);outline-offset:3px}.cta-enter-chua:active{filter:brightness(.96);transform:translateY(1px)}html[data-theme=dark] .cta-enter-chua{color:#f7fff9;background:linear-gradient(#1caf74 0%,#087e4e 100%);box-shadow:inset 0 1px #ffffff29,0 12px 28px #0006}.cta-enter-chua[aria-disabled=true]{opacity:.55;pointer-events:none}.khu-card{background:var(--surface);color:var(--text);border:1px solid var(--border);box-shadow:var(--shadow);border-radius:1.25rem;padding:1.15rem .9rem 1.1rem}@media (width>=640px){.khu-card{padding:1.35rem 1.25rem 1.25rem}}.khu-card__head{align-items:center;gap:.55rem;margin-bottom:.35rem;display:flex}.khu-card__lotus{flex:none;width:1.65rem;height:1.65rem}.khu-card__title{letter-spacing:-.02em;color:var(--text);font-size:1.35rem;font-weight:700;line-height:1.2}.khu-card__sub{letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin:0 0 .95rem;font-size:.72rem;font-weight:600}.room-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:.7rem;margin:0;padding:0;list-style:none;display:grid}@media (width>=640px){.room-grid{gap:.85rem}}.room-tile{background:var(--surface-muted);min-width:0;min-height:44px;color:var(--text);border-radius:1rem;flex-direction:column;align-items:flex-start;gap:.28rem;padding:.95rem .8rem .85rem;text-decoration:none;transition:background .15s,transform .15s,box-shadow .15s;display:flex}@media (width>=640px){.room-tile{padding:1.05rem 1rem .95rem}}.room-tile:hover{background:color-mix(in srgb, var(--brand) 10%, var(--surface-muted));box-shadow:var(--shadow)}.room-tile:focus-visible{outline:2px solid var(--brand);outline-offset:3px}.room-tile:active{transform:translateY(1px)}.room-glyph{color:#b8925a;width:1.65rem;height:1.65rem;margin-bottom:.35rem}html[data-theme=dark] .room-glyph{color:#d4b483}.room-tile__name{color:var(--text);font-size:.95rem;font-weight:700;line-height:1.25}.room-tile__blurb{-webkit-line-clamp:2;line-clamp:2;color:var(--muted);-webkit-box-orient:vertical;margin-bottom:.2rem;font-size:.8rem;line-height:1.35;display:-webkit-box;overflow:hidden}.room-tile__status{color:var(--brand-solid);align-items:center;gap:.35rem;margin-top:auto;font-size:.75rem;font-weight:600;line-height:1.3;display:inline-flex}html[data-theme=dark] .room-tile__status{color:var(--brand)}.live-meditation-count__text,.live-meditation-count__text strong{color:#c9a227}html[data-theme=dark] .live-meditation-count__text,html[data-theme=dark] .live-meditation-count__text strong{color:#f0d060}.room-dot{background:currentColor;border-radius:999px;flex:none;width:.45rem;height:.45rem}.live-meditation-count .room-dot{color:var(--brand-solid);background:var(--brand-solid)}.room-tile.is-full{cursor:default}.room-tile.is-full .room-tile__status{color:var(--muted)}.room-tile.is-full:hover{background:var(--surface-muted);box-shadow:none}.rt-btn{background:var(--brand-solid);color:#fff;border-radius:9999px;min-width:44px;min-height:44px;padding:.65rem 1.1rem;font-weight:600}.rt-btn:hover{filter:brightness(1.08)}.rt-btn-secondary{background:var(--brand-soft);color:var(--brand);border:1px solid var(--border)}.rt-input{background:var(--bg);color:var(--text);border:1px solid var(--border);border-radius:.75rem;width:100%;min-height:44px;padding:.5rem .75rem}.room-stage{align-items:stretch;gap:.75rem;display:grid}@media (width>=720px){.room-stage{grid-template-columns:minmax(0,1fr) minmax(16rem,20rem)}}.room-stage__main{min-width:0}.room-name{flex-wrap:wrap;align-items:center;gap:.5rem;margin-bottom:.65rem;display:flex}.room-name span{font-size:.85rem;font-weight:600}.room-name .rt-input{flex:1;min-width:10rem}.meditation-hall{aspect-ratio:3/2;background:radial-gradient(ellipse 90% 60% at 50% 100%, color-mix(in srgb, var(--brand) 22%, var(--surface)), transparent), linear-gradient(180deg, var(--brand-soft) 0%, var(--bg) 48%, var(--surface) 100%);border-radius:1rem;max-height:min(68vh,460px);position:relative;overflow:hidden}.meditation-hall__floor{fill:var(--brand);opacity:.14}.meditation-hall__lotus{fill:var(--lotus-tint)}.meditation-hall__grid{grid-template-rows:repeat(4,minmax(0,1fr));grid-template-columns:repeat(6,minmax(0,1fr));gap:4px;display:grid;position:absolute;inset:10% 3% 6%}.meditation-seat{color:inherit;cursor:pointer;background:0 0;border:0;border-radius:.7rem;flex-direction:column;justify-content:center;align-items:center;gap:1px;min-width:0;min-height:0;padding:1px;display:flex}.meditation-seat.is-empty:before{content:"";aspect-ratio:1;border:1.5px dashed color-mix(in srgb, var(--brand) 50%, transparent);background:color-mix(in srgb, var(--brand) 8%, transparent);border-radius:999px;width:42%}.meditation-seat.is-empty:hover,.meditation-seat.is-empty:focus-visible{background:color-mix(in srgb, var(--brand) 12%, transparent)}.meditation-seat.is-self{outline:2px solid var(--brand);outline-offset:1px;background:var(--brand-soft)}.meditation-seat.is-meditating .avatar-svg{opacity:.85}.seat-name{text-overflow:ellipsis;white-space:nowrap;text-align:center;background:color-mix(in srgb, var(--surface) 88%, transparent);border-radius:999px;width:auto;max-width:100%;padding:0 .28rem;font-size:.72rem;font-weight:700;line-height:1.2;display:block;overflow:hidden}.avatar-svg{flex:none;width:50%;height:auto;max-height:68%}.room-chat{background:var(--surface);min-height:18rem;max-height:min(72vh,34rem);color:var(--text);border:1px solid var(--border);border-radius:1rem;flex-direction:column;display:flex;overflow:hidden}.room-chat__head{border-bottom:1px solid var(--border);padding:.7rem .9rem .55rem}.room-chat__title{margin:0;font-size:1rem;font-weight:700}.room-chat__hint{color:var(--muted);margin:.15rem 0 0;font-size:.75rem}.room-chat__log{flex-direction:column;flex:1;gap:.5rem;margin:0;padding:.75rem;list-style:none;display:flex;overflow-y:auto}.room-chat__bubble{background:var(--surface-muted);border-radius:.9rem .9rem .9rem .3rem;max-width:92%;padding:.4rem .65rem .5rem}.room-chat__bubble.is-self{background:var(--brand-soft);border-radius:.9rem .9rem .3rem;margin-left:auto}.room-chat__name{color:var(--brand);font-size:.72rem;font-weight:700;display:block}.room-chat__text{overflow-wrap:anywhere;margin:.1rem 0 0;font-size:.9rem;line-height:1.4}.room-chat__form{border-top:1px solid var(--border);gap:.4rem;padding:.6rem;display:flex}.tour-scene{aspect-ratio:16/10;background:linear-gradient(180deg, color-mix(in srgb, var(--brand) 16%, var(--bg)), var(--bg) 55%, var(--brand-soft));border-radius:1rem;position:relative;overflow:hidden}html[data-theme=dark] .tour-scene{filter:saturate(.9)}.tour-hotspot{border:2px solid var(--brand);background:var(--surface);min-width:44px;max-width:5.5rem;min-height:44px;color:var(--brand);box-shadow:var(--shadow);border-radius:9999px;padding:.25rem;font-size:.65rem;font-weight:700;line-height:1.1;position:absolute;transform:translate(-50%,-50%)}.tour-hotspot:focus-visible{outline:3px solid var(--brand);outline-offset:2px}.rt-toolbar{flex-wrap:wrap;justify-content:center;gap:.5rem;display:flex}@media (width<=430px){.meditation-hall{aspect-ratio:1/1.05;max-height:78vh}}.thoi-khoa-banner{background:linear-gradient(135deg, color-mix(in srgb, var(--brand) 8%, var(--surface)), var(--surface))}.breath-ring{aspect-ratio:1;place-items:center;width:min(14rem,70vw);display:grid;position:relative}.breath-ring__circle{border:3px solid color-mix(in srgb, var(--brand) 55%, transparent);background:color-mix(in srgb, var(--brand) 10%, transparent);border-radius:999px;transition:transform 4s ease-in-out,opacity 4s ease-in-out;position:absolute;inset:12%;transform:scale(.72)}.breath-ring__circle.is-inhale{opacity:1;transform:scale(1)}.breath-ring__circle.is-exhale{opacity:.75;transform:scale(.68)}.breath-ring__label{z-index:1;font-size:1.05rem;position:relative}.bead-stage{cursor:pointer;touch-action:pan-y}.bead-stage:focus-visible{outline:3px solid var(--brand);outline-offset:4px;border-radius:1rem}.bead-active-dot{filter:drop-shadow(0 0 4px color-mix(in srgb, var(--brand) 50%, transparent))}.pond{background:linear-gradient(#1e3a5f 0%,#0f172a 55%,#082f49 100%)}.pond-lantern{opacity:1;flex-direction:column;align-items:center;gap:.15rem;font-size:1.4rem;transition:transform 12s linear,opacity 12s;display:flex;position:absolute;bottom:8%;transform:translateY(0)}.pond-lantern.is-floating{opacity:.35;transform:translateY(-55%)translate(12vw)}.pond-lantern__text{text-align:center;color:#fde68a;text-overflow:ellipsis;white-space:nowrap;max-width:5rem;font-size:.65rem;overflow:hidden}.dong-tam-toast{left:50%;bottom:calc(5.5rem + env(safe-area-inset-bottom,0px));z-index:40;background:color-mix(in srgb, var(--brand) 92%, #000);color:#fff;box-shadow:var(--shadow);border-radius:999px;padding:.55rem 1rem;font-size:.85rem;font-weight:600;animation:.35s dong-tam-pop;position:fixed;transform:translate(-50%)}.dong-tam-ripple{pointer-events:none;z-index:15;position:fixed;inset:0}.dong-tam-ripple span{border:2px solid color-mix(in srgb, var(--brand) 70%, transparent);border-radius:999px;width:3rem;height:3rem;margin:-1.5rem;animation:1.2s ease-out forwards dong-tam-ring;position:absolute;top:45%;left:50%}@keyframes dong-tam-pop{0%{opacity:0;transform:translate(-50%)translateY(8px)}to{opacity:1;transform:translate(-50%)translateY(0)}}@keyframes dong-tam-ring{0%{opacity:.85;transform:scale(.4)}to{opacity:0;transform:scale(4)}}.room-waiting{z-index:50;background:color-mix(in srgb, var(--bg) 88%, transparent);place-items:center;padding:1rem;display:grid;position:fixed;inset:0}.room-waiting[hidden]{display:none}.room-waiting__card{text-align:center;background:var(--surface);border:1px solid var(--border);max-width:22rem;box-shadow:var(--shadow);border-radius:1rem;padding:1.25rem}.coach-overlay{z-index:60;background:#0000008c;position:fixed;inset:0}.coach-overlay[hidden]{display:none}.coach-card{background:var(--surface);max-width:18rem;color:var(--text);border:1px solid var(--border);box-shadow:var(--shadow);border-radius:1rem;padding:1rem;position:absolute}.coach-card__actions{justify-content:flex-end;gap:.5rem;margin-top:.75rem;display:flex}.room-rules-dialog::backdrop{background:#00000073}.room-rules-dialog{background:var(--surface);width:calc(100% - 2rem);max-width:22rem;color:var(--text);border:0;border-radius:1rem;padding:0}.room-rules-dialog article{padding:1.1rem 1.2rem}