:root{
  --bg-app:#eef2f5;
  --bg-panel:#ffffff;
  --text-main:#17212b;
  --text-muted:#6c7a89;
  --line:#d8e0e7;
  --chachi-yellow:#ffd928;
  --chachi-red:#f01818;
  --chachi-blue:#38a7d8;
  --chachi-green:#159947;
  --bubble-own:#d8fdd2;
  --bubble-other:#ffffff;
  --bubble-system:#fff5c2;
  --radius-xl:24px;
  --radius-md:16px;
  --app-height:100dvh;
  --viewport-bottom-gap:0px;
  --android-nav-gap:0px;
}
*{box-sizing:border-box}
html,body{height:100%}
body{margin:0;background:var(--bg-app);color:var(--text-main);font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;overflow:hidden}
.chachi-shell{height:var(--app-height);min-height:var(--app-height);display:flex;background:var(--bg-app)}
.chachi-shell.is-locked{filter:blur(2px);pointer-events:none}
.chachi-sidebar{width:330px;min-width:330px;background:var(--bg-panel);border-right:1px solid var(--line);display:flex;flex-direction:column;box-shadow:0 0 24px rgba(16,24,40,.06);z-index:2}
.rooms-host,.rooms-panel{display:flex;flex-direction:column;min-height:0}.rooms-host{flex:1}.rooms-panel{flex:1;overflow:hidden}.panel-tabs{display:grid;grid-template-columns:1fr 1fr;gap:0;border-bottom:1px solid var(--line);padding:10px 12px 0;background:#fff}.panel-tab{border:1px solid transparent;border-bottom:0;background:transparent;color:var(--text-muted);font-size:.86rem;font-weight:950;padding:10px 8px;border-radius:8px 8px 0 0;margin-bottom:-1px}.panel-tab.active{border-color:var(--line);background:#fff;color:var(--chachi-green)}.panel-pane{display:none;min-height:0;flex:1;overflow:hidden}.panel-pane.active{display:flex;flex-direction:column}
.brand-panel{padding:18px 18px 14px;position:relative}.brand-panel.compact{padding:20px 20px 14px}.brand-subtitle{font-size:.8rem;color:var(--text-muted);margin-top:2px}.language-select{position:absolute;right:14px;top:17px;border:1px solid var(--line);border-radius:8px;background:#fff;color:var(--text-main);font-size:.78rem;font-weight:900;padding:4px 6px}.chachi-logo{font-size:1.55rem;font-weight:950;letter-spacing:.04em;line-height:1}.chachi-logo span{display:inline-block;text-shadow:1px 1px 0 rgba(255,255,255,.8),2px 2px 0 rgba(0,0,0,.08)}.chachi-logo span:nth-child(1){color:var(--chachi-yellow)}.chachi-logo span:nth-child(2){color:var(--chachi-red)}.chachi-logo span:nth-child(3){color:var(--chachi-blue)}.chachi-logo span:nth-child(4){color:var(--chachi-green)}
.chachi-color-line{height:4px;display:flex;flex:0 0 4px}.chachi-color-line i{display:block;flex:1}.chachi-color-line i:nth-child(1){background:var(--chachi-yellow)}.chachi-color-line i:nth-child(2){background:var(--chachi-red)}.chachi-color-line i:nth-child(3){background:var(--chachi-blue)}.chachi-color-line i:nth-child(4){background:var(--chachi-green)}
.sidebar-section{padding:16px}.rooms-section{min-height:0;overflow:auto;flex:1}.section-title{font-size:.76rem;text-transform:uppercase;letter-spacing:.08em;color:var(--text-muted);font-weight:800;margin-bottom:10px}.room-search{margin-bottom:10px}.room-list{display:flex;flex-direction:column;gap:6px}.room-row{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:4px;align-items:center}.room-item{width:100%;border:0;background:transparent;text-align:left;padding:11px 10px 11px 12px;border-radius:16px;display:grid;grid-template-columns:auto minmax(0,1fr) auto;column-gap:8px;cursor:pointer;color:var(--text-main);transition:.15s ease}.room-item:hover{background:#f5f7f9}.room-item.active{background:#eaf8ef;box-shadow:inset 4px 0 0 var(--chachi-green)}.room-item .room-name{font-weight:800;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.room-item small{grid-column:2 / 4;color:var(--text-muted);font-size:.76rem;margin-top:1px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.empty-rooms{font-size:.84rem;color:var(--text-muted);padding:8px 4px}.room-emoji{width:1.4rem;text-align:center}.unread-dot{width:9px;height:9px;border-radius:50%;background:transparent;align-self:center}.room-item.has-unread .unread-dot{background:var(--chachi-green);box-shadow:0 0 0 4px rgba(21,153,71,.12)}.room-actions{display:flex;gap:3px}.room-action{width:28px;height:28px;border:1px solid var(--line);border-radius:8px;background:#fff;color:var(--text-muted);font-weight:900;line-height:1}.room-action:hover,.room-action.is-on{border-color:var(--chachi-green);color:var(--chachi-green);background:#eaf8ef}.room-action.is-danger:hover{border-color:var(--chachi-red);color:#fff;background:var(--chachi-red)}
.chachi-accordion .accordion-item{border:1px solid var(--line);border-radius:8px;overflow:hidden;margin-bottom:8px}.chachi-accordion .accordion-button{padding:10px 12px;font-size:.86rem;font-weight:900;color:var(--text-main);background:#fff}.chachi-accordion .accordion-button:not(.collapsed){background:#f5f7f9;color:var(--chachi-green);box-shadow:none}.chachi-accordion .accordion-body{padding:8px}
.room-form{border-top:1px solid var(--line);display:flex;flex-direction:column;gap:8px;flex:0 0 auto;background:#fff}.room-form-row{display:flex;gap:8px;align-items:center}.emoji-input{width:58px;flex:0 0 58px}.private-toggle{display:flex;align-items:center;gap:7px;font-size:.86rem;font-weight:800;color:var(--text-muted);margin:0}.private-tools{display:flex;flex-direction:column;gap:7px}.mini-section-title{font-size:.72rem;text-transform:uppercase;letter-spacing:.08em;color:var(--text-muted);font-weight:900;margin-bottom:6px}.friend-picker{display:flex;flex-wrap:wrap;gap:6px;max-height:104px;overflow:auto}.friend-chip{border:1px solid var(--line);background:#fff;border-radius:999px;display:inline-flex;align-items:center;gap:6px;padding:4px 9px 4px 4px;font-size:.78rem;font-weight:900;color:var(--text-main)}.friend-chip .contact-avatar{width:22px;height:22px;font-size:.68rem}.friend-chip.is-selected{border-color:var(--chachi-green);background:#eaf8ef;color:#0f7c39}.user-results{display:flex;flex-direction:column;gap:4px}.user-result{border:1px solid var(--line);background:#fff;border-radius:8px;padding:6px 8px;text-align:left;font-size:.86rem}.user-result:hover{border-color:var(--chachi-green)}.selected-users{display:flex;flex-wrap:wrap;gap:5px}.selected-user{border:0;border-radius:999px;background:#eaf8ef;color:#0f7c39;font-size:.78rem;font-weight:800;padding:5px 8px}.form-hint{min-height:18px;color:var(--chachi-red);font-size:.78rem}
.contacts-section{flex:1;min-height:0;overflow:auto}.contact-results,.contact-list{display:flex;flex-direction:column;gap:6px;margin-top:8px}.contact-list{padding-bottom:10px}.contact-tabs{display:grid;grid-template-columns:repeat(3,1fr);gap:4px;margin-top:10px}.contact-tab{border:1px solid var(--line);border-radius:8px;background:#fff;color:var(--text-muted);font-size:.76rem;font-weight:900;padding:7px 4px}.contact-tab.active{border-color:var(--chachi-green);background:#eaf8ef;color:var(--chachi-green)}.contact-row,.contact-result{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:6px;align-items:center;border:1px solid var(--line);border-radius:10px;padding:7px;background:#fff}.contact-info{display:grid;grid-template-columns:auto minmax(0,1fr);column-gap:8px;align-items:center;min-width:0}.contact-avatar{width:28px;height:28px;border-radius:50%;background:var(--chachi-blue);color:#fff;display:flex;align-items:center;justify-content:center;font-size:.78rem;font-weight:950;grid-row:1 / 3}.contact-name{font-weight:900;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.contact-info small{color:var(--text-muted);font-size:.72rem;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.contact-actions{display:flex;gap:3px;flex-wrap:wrap;justify-content:flex-end}.contact-state{align-self:center;border-radius:999px;background:#fff1f1;color:var(--chachi-red);font-size:.68rem;font-weight:900;padding:4px 7px}.contact-action{min-width:28px;height:28px;border:1px solid var(--line);border-radius:8px;background:#fff;color:var(--text-main);font-weight:900;line-height:1}.contact-action:hover{border-color:var(--chachi-green);color:var(--chachi-green);background:#eaf8ef}.contact-action.is-danger:hover{border-color:var(--chachi-red);color:#fff;background:var(--chachi-red)}
.status-card{background:#f5f7f9;border:1px solid var(--line);border-radius:16px;padding:12px;display:flex;align-items:center;gap:8px;color:var(--text-muted);font-size:.9rem}.status-dot{width:9px;height:9px;border-radius:50%;background:var(--chachi-green);display:inline-block;box-shadow:0 0 0 4px rgba(21,153,71,.12)}
.chachi-main{flex:1;display:flex;flex-direction:column;min-width:0}.chat-header{height:66px;background:rgba(255,255,255,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--line);display:flex;align-items:center;gap:12px;padding:10px 16px;z-index:1}.chat-title-wrap{min-width:0;flex:1}.chat-title{font-weight:900;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.chat-subtitle{font-size:.78rem;color:var(--text-muted);display:flex;align-items:center;gap:7px}.user-box{display:flex;align-items:center;gap:8px;min-width:0}.user-avatar{width:28px;height:28px;border-radius:50%;background:var(--chachi-green);color:#fff;display:inline-flex;align-items:center;justify-content:center;font-weight:950;font-size:.82rem;flex:0 0 28px}.user-name{font-size:.88rem;font-weight:900;max-width:150px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.settings-menu-wrap{position:relative;flex:0 0 auto}.settings-button{width:32px;height:32px;border:1px solid var(--line);border-radius:8px;background:#fff;display:flex;flex-direction:column;justify-content:center;gap:3px;padding:0 8px}.settings-button span{height:2px;border-radius:999px;background:var(--text-main)}.settings-button:hover{border-color:var(--chachi-green)}.settings-menu{position:absolute;right:0;top:38px;z-index:5;min-width:150px;background:#fff;border:1px solid var(--line);border-radius:8px;box-shadow:0 12px 32px rgba(16,24,40,.16);padding:6px}.settings-menu button{width:100%;border:0;background:transparent;text-align:left;padding:8px 10px;border-radius:6px;font-weight:800;color:var(--text-main)}.settings-menu button:hover{background:#f5f7f9}.chachi-outline{border:1px solid var(--line);background:#fff;font-weight:800}.chachi-outline:hover{border-color:var(--chachi-green);color:var(--chachi-green)}.chachi-primary{background:var(--chachi-green);color:white;font-weight:800}.chachi-primary:hover{background:#0f7c39;color:white}.chachi-danger{background:var(--chachi-red);color:white;font-weight:900}.chachi-danger:hover{background:#c91515;color:white}
.chachi-messages{flex:1;overflow-y:auto;padding:18px;background:radial-gradient(circle at top left,rgba(255,217,40,.15),transparent 26%),radial-gradient(circle at bottom right,rgba(56,167,216,.16),transparent 30%),linear-gradient(180deg,#eef2f5,#e8edf2)}.message{max-width:72%;margin-bottom:10px;padding:9px 12px;border-radius:var(--radius-md);box-shadow:0 1px 2px rgba(0,0,0,.08);font-size:.95rem;word-wrap:break-word}.message.other{background:var(--bubble-other);border-top-left-radius:5px}.message.own{background:var(--bubble-own);margin-left:auto;border-top-right-radius:5px}.message.system{background:var(--bubble-system);margin-inline:auto;text-align:center;max-width:80%;font-size:.82rem;color:#6b5d00;box-shadow:none}.message-user{font-weight:800;font-size:.78rem;margin-bottom:3px;color:var(--chachi-blue)}.message time{display:block;margin-top:4px;text-align:right;font-size:.7rem;color:var(--text-muted)}
.chachi-composer{background:var(--bg-panel);padding:10px calc(10px + env(safe-area-inset-right)) calc(10px + env(safe-area-inset-bottom) + var(--viewport-bottom-gap)) calc(10px + env(safe-area-inset-left));display:flex;gap:8px;border-top:1px solid var(--line)}.composer-tools{position:relative;flex:0 0 auto}.composer-plus{width:44px;height:44px}.emoji-menu{position:absolute;left:0;bottom:52px;z-index:8;width:184px;display:grid;grid-template-columns:repeat(4,1fr);gap:4px;padding:8px;background:#fff;border:1px solid var(--line);border-radius:10px;box-shadow:0 14px 36px rgba(16,24,40,.18)}.emoji-menu[hidden]{display:none}.emoji-menu button{width:38px;height:34px;border:1px solid transparent;border-radius:8px;background:#fff;font-size:1.2rem;line-height:1}.emoji-menu button:hover,.emoji-menu button:focus{border-color:var(--chachi-green);background:#eaf8ef;outline:0}.chachi-composer input{flex:1;border:0;background:#f0f2f5;border-radius:999px;padding:11px 16px;outline:none}.chachi-composer input:focus{box-shadow:0 0 0 3px rgba(56,167,216,.16)}.chachi-send{width:44px;height:44px;border:0;border-radius:50%;background:var(--chachi-green);color:white;font-weight:900}.chachi-send:hover{filter:brightness(.94)}.chachi-modal{border:0;border-radius:24px;overflow:hidden}.chachi-modal .modal-header{border-bottom:0}.chachi-modal .modal-footer{border-top:0}
.typing-indicator{height:20px;background:var(--bg-panel);border-top:1px solid rgba(216,224,231,.6);padding:0 62px 7px;display:flex;align-items:center;gap:4px}.typing-indicator[hidden]{display:none}.typing-indicator span{width:6px;height:6px;border-radius:50%;background:var(--chachi-green);opacity:.35;animation:typingPulse 1.2s infinite ease-in-out}.typing-indicator span:nth-child(2){animation-delay:.15s}.typing-indicator span:nth-child(3){animation-delay:.3s}@keyframes typingPulse{0%,80%,100%{transform:translateY(0);opacity:.3}40%{transform:translateY(-3px);opacity:1}}
.auth-gate{position:fixed;inset:0;z-index:20;display:flex;align-items:center;justify-content:center;background:rgba(238,242,245,.92);padding:18px}.auth-gate.is-hidden{display:none}.auth-panel{width:min(100%,430px);max-height:calc(100vh - 36px);background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:0 24px 70px rgba(16,24,40,.18);overflow:auto}.auth-tabs{display:flex;justify-content:center;gap:0;padding:14px 16px 0;border-bottom:1px solid var(--line)}.auth-tab{border:1px solid transparent;border-bottom:0;background:transparent;color:var(--text-muted);font-weight:900;padding:12px 20px;border-radius:8px 8px 0 0;margin-bottom:-1px}.auth-tab.active{background:#fff;border-color:var(--line);color:var(--chachi-green)}.auth-body{padding:18px}.auth-pane[hidden]{display:none}.field-help{font-size:.78rem;color:var(--text-muted);margin-top:5px}.field-help.is-ok{color:var(--chachi-green);font-weight:800}.field-help.is-bad{color:var(--chachi-red);font-weight:800}.form-control.is-valid-lite{border-color:var(--chachi-green);box-shadow:0 0 0 3px rgba(21,153,71,.1)}.form-control.is-invalid-lite{border-color:var(--chachi-red);box-shadow:0 0 0 3px rgba(240,24,24,.1)}.strength-meter{height:7px;background:#edf1f5;border-radius:999px;overflow:hidden;margin-top:8px}.strength-meter span{display:block;width:0;height:100%;background:var(--chachi-red);transition:width .18s ease,background .18s ease}.strength-meter span[data-score="2"]{background:#f59f00}.strength-meter span[data-score="3"]{background:var(--chachi-blue)}.strength-meter span[data-score="4"]{background:var(--chachi-green)}.captcha-row{display:flex;gap:8px}.captcha-row .btn{white-space:nowrap}.auth-error{min-height:22px;color:var(--chachi-red);font-size:.86rem;font-weight:700;padding:0 18px 18px}
.confirm-backdrop{position:fixed;inset:0;z-index:30;background:rgba(23,33,43,.42);display:flex;align-items:center;justify-content:center;padding:18px}.confirm-backdrop[hidden]{display:none}.confirm-dialog{width:min(100%,390px);background:#fff;border-radius:16px;box-shadow:0 24px 70px rgba(16,24,40,.25);overflow:hidden}.confirm-header{padding:16px 18px}.confirm-header h2{font-size:1.05rem;margin:0;font-weight:950}.confirm-body{padding:16px 18px}.confirm-body p{margin:0;color:var(--text-main)}.confirm-actions{display:flex;gap:10px;justify-content:flex-end;padding:0 18px 18px}
.profile-backdrop{position:fixed;inset:0;z-index:29;background:rgba(23,33,43,.42);display:flex;align-items:center;justify-content:center;padding:18px}.profile-backdrop[hidden]{display:none}.profile-dialog{width:min(100%,460px);max-height:calc(100vh - 36px);background:#fff;border-radius:16px;box-shadow:0 24px 70px rgba(16,24,40,.25);overflow:auto}.profile-header{display:flex;align-items:center;justify-content:space-between;padding:16px 18px}.profile-header h2{font-size:1.05rem;margin:0;font-weight:950}.profile-close{width:34px;height:34px;border:1px solid var(--line);border-radius:8px;background:#fff;font-size:1.3rem;line-height:1}.profile-form{padding:18px;display:flex;flex-direction:column;gap:10px}.profile-avatar-row{display:grid;grid-template-columns:auto 1fr;gap:12px;align-items:end}.profile-avatar-preview{width:58px;height:58px;border-radius:50%;background:var(--chachi-green);color:#fff;display:flex;align-items:center;justify-content:center;font-size:1.5rem;font-weight:950}.profile-actions{display:flex;gap:10px;justify-content:flex-end;margin-top:6px}
.admin-dialog{width:min(100%,1180px);max-height:calc(100vh - 36px);background:#fff;border-radius:16px;box-shadow:0 24px 70px rgba(16,24,40,.25);overflow:auto}.admin-grid{display:grid;grid-template-columns:1.35fr 1fr;gap:12px;padding:16px}.admin-section{border:1px solid var(--line);border-radius:10px;padding:10px;background:#fff}.admin-section h3{font-size:.9rem;font-weight:950;margin:0 0 8px}.admin-list{display:flex;flex-direction:column;gap:6px;max-height:320px;overflow:auto}.admin-row{border:1px solid var(--line);border-radius:8px;padding:8px;display:grid;grid-template-columns:minmax(0,1fr) auto;gap:8px;align-items:start}.admin-row strong,.admin-row small{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.admin-row small{color:var(--text-muted);font-size:.72rem}.admin-actions{display:flex;gap:4px;flex-wrap:wrap;justify-content:flex-end}.admin-actions button{min-height:28px}.admin-inline-form{display:grid;grid-template-columns:1fr 1fr auto;gap:6px;margin-bottom:8px}.admin-label,.admin-fields span{display:block;font-size:.7rem;font-weight:900;color:var(--text-muted);text-transform:uppercase;letter-spacing:.04em;margin-bottom:3px}.admin-search{margin-bottom:8px}.admin-fields{display:grid;grid-template-columns:1.2fr 1fr .55fr .6fr auto;gap:6px;align-items:end;margin-top:7px}.admin-fields label{margin:0}.admin-note{font-size:.82rem;color:var(--text-muted);margin:0 0 8px}.admin-error{padding:0 16px 16px}.admin-badge{display:inline-flex;border-radius:999px;background:#eaf8ef;color:var(--chachi-green);font-size:.68rem;font-weight:900;padding:2px 6px;margin-left:6px}.admin-badge.is-danger{background:#fff1f1;color:var(--chachi-red)}
html[data-mode="embed"] body{background:transparent}.chachi-shell[data-mode="embed"]{height:var(--app-height);min-height:var(--app-height);border-radius:18px;overflow:hidden;border:1px solid var(--line)}.chachi-shell[data-mode="embed"] .chachi-sidebar{display:none}.chachi-shell[data-mode="popup"] .chachi-sidebar{display:none}
@media(max-width:768px){body{overflow:hidden}.chachi-shell{position:fixed;inset:0 0 calc(var(--viewport-bottom-gap) + env(safe-area-inset-bottom)) 0;height:auto;min-height:0;width:100%}.chachi-main{min-height:0;padding-bottom:calc(var(--android-nav-gap) + var(--viewport-bottom-gap) + env(safe-area-inset-bottom))}.chachi-sidebar{display:none}.offcanvas-body{padding:0;overflow:hidden}.mobile-rooms-host{height:100%;overflow:hidden}.mobile-rooms-host .rooms-panel{height:100%;min-height:0;overflow:hidden}.mobile-rooms-host .rooms-section{padding-bottom:10px}.mobile-rooms-host .room-form{border-top:1px solid var(--line);border-bottom:1px solid var(--line);box-shadow:0 -8px 18px rgba(16,24,40,.06)}.chat-header{height:62px;padding:10px 12px}.message{max-width:86%}.chachi-messages{padding:14px 10px;min-height:0}.chachi-logo{font-size:1.35rem}.user-name{max-width:82px}.user-avatar{width:26px;height:26px;flex-basis:26px}.settings-button{width:30px;height:30px}.auth-panel{border-radius:14px}.auth-body{padding:16px}.profile-dialog,.admin-dialog{max-height:calc(100vh - 24px)}.admin-grid{grid-template-columns:1fr;padding:12px}.admin-inline-form,.admin-fields{grid-template-columns:1fr}.admin-row{grid-template-columns:1fr}.admin-actions{justify-content:flex-start}}