/* ATOM room — design system ported from akraya beta, evolved for ATOM.
   Tokens are the contract: --bg --paper --ink --muted --line --lavender
   --blue --violet-paper --green --shadow, plus --rewind-blur (consumed by
   rewind.js). Roots (#onboarding-root #lock-root #rewind-layer #quests-root
   #butterfly-layer) get base placement only; teammate stylesheets own the rest. */

*{box-sizing:border-box}
:root{
  --bg:#e8dcc8; --paper:#f5f0e8; --ink:#333; --muted:#665f57; --line:#d9ccc0;
  --lavender:#6662a6; --blue:#d4e5f7; --violet-paper:#e9e5f2; --green:#62785f;
  --shadow:0 20px 80px #493c3120;
  --serif:'Lora',Georgia,serif;
  --display:'IM Fell English',Georgia,serif;
  --rewind-blur:0px;
}
html,body{margin:0;min-height:100%;background:var(--bg);color:var(--ink);font-family:var(--serif)}
body{font-size:14px;line-height:1.65}
button,input,textarea{font:inherit}
button,a,input,textarea{touch-action:manipulation}
button{cursor:pointer;color:inherit;background:none;border:0}
button:disabled{opacity:.55;cursor:wait}
button:focus-visible,a:focus-visible{outline:3px solid var(--lavender);outline-offset:4px}
input:focus-visible,textarea:focus-visible{outline:2px solid var(--lavender);outline-offset:2px}
a{color:inherit}
h1,h2,p{margin:0}
h1,h2,.wordmark{font-family:var(--display);font-weight:400}
h2{font-size:38px;line-height:1.12;letter-spacing:-.6px}
button,img{user-select:none}
[hidden]{display:none!important}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}

/* --- Teammate roots: base placement only ----------------------------------- */
#onboarding-root,#lock-root{position:fixed;inset:0;z-index:80;background:var(--bg);overflow:auto;-webkit-overflow-scrolling:touch}
#rewind-layer{position:fixed;inset:0;z-index:45;background:#352b2633;backdrop-filter:blur(2px)}
#quests-root{position:fixed;inset:0;z-index:50;display:none;background:#352b2655;backdrop-filter:blur(3px)}
#quests-root.open{display:block}
#butterfly-layer{position:fixed;inset:0;z-index:60;pointer-events:none;overflow:hidden}
/* Rewind blur hook: rewind.js sets body[data-rewinding] and --rewind-blur. */
body[data-rewinding] .conversation{filter:blur(var(--rewind-blur));transition:filter .3s ease}

/* --- Room grid -------------------------------------------------------------- */
.room{display:grid;grid-template-columns:278px minmax(0,1fr);height:100dvh;min-height:480px;max-width:1540px;margin:auto;padding:24px 28px 24px 0}

/* --- Library sidebar --------------------------------------------------------- */
.library{display:flex;flex-direction:column;padding:15px 22px 4px 28px;min-width:0;overflow:auto}
.wordmark{display:flex;align-items:center;text-decoration:none;font-size:38px;line-height:1;gap:7px;letter-spacing:-1.5px}
.wordmark img{transform:rotate(-13deg);margin-left:-6px}
.atom-tag{font-family:var(--serif);font-size:10px;letter-spacing:1.1px;text-transform:uppercase;align-self:flex-start;margin-top:8px;border:1px solid #9b8eaa;border-radius:4px;padding:2px 5px;color:var(--lavender)}
.margin-note{font-style:italic;color:var(--muted);font-size:12px;margin:16px 0 30px}
.new-chat{border:1px dashed #b5a696;padding:13px 8px;border-radius:7px;text-align:left;font-size:12px;transition:background .2s}
.new-chat:hover{background:#ffffff4d}
.library-heading{display:flex;justify-content:space-between;font-size:10px;text-transform:uppercase;letter-spacing:1.2px;color:var(--muted);margin:27px 0 12px}
.library-heading span+span{text-transform:none;letter-spacing:0}
.chat-list{display:flex;flex-direction:column;gap:6px;min-height:120px;flex:1;overflow:auto;padding-bottom:20px}
.chat-list>*{flex-shrink:0}
.library>*:not(.chat-list){flex-shrink:0}
#close-menu{align-self:flex-end;min-height:44px;padding:8px;font-size:12px}
@media(min-width:701px){#close-menu{display:none}}
.pinned-section{display:flex;flex-direction:column;gap:6px;margin-bottom:10px;padding-bottom:12px;border-bottom:1px dashed #cbbdaa}
.pinned-label{display:flex;align-items:center;gap:6px;font-size:9px;text-transform:uppercase;letter-spacing:1.4px;color:var(--lavender);margin:0 5px}
.pinned-label img{width:15px;height:15px;transform:rotate(10deg)}
.chat-item{display:flex;align-items:center;border-radius:6px;gap:4px;padding:0 5px}
.chat-item.active{background:#f5f0e8b3;box-shadow:0 1px 2px #493c3108}
.chat-item.pinned .chat-select strong{color:var(--lavender)}
.chat-select{flex:1;min-width:0;text-align:left;padding:12px 5px}
.chat-select strong{display:block;font-size:12px;font-weight:400;white-space:nowrap;text-overflow:ellipsis;overflow:hidden}
.chat-select small{font-size:10px;color:var(--muted)}
.delete-chat{font-size:19px;color:var(--muted);padding:5px;opacity:.6}
.delete-chat:hover{opacity:1}
.empty-list{font-style:italic;color:var(--muted);font-size:12px;padding:15px 0;margin:0}
.library-bottom{padding-top:8px;border-top:1px solid #cbbdaa}
.library-action{width:100%;display:flex;justify-content:space-between;text-align:left;padding:11px 0;font-size:12px}
.library-action>span+span{font-size:10px;color:var(--muted);max-width:105px;text-overflow:ellipsis;overflow:hidden;white-space:nowrap}
.library-foot{display:flex;gap:12px;align-items:center;margin:15px 0;font-size:10px;color:var(--muted)}
.library-foot button{padding:0;font-size:10px}
.small-print{font-size:10px;line-height:1.65;color:var(--muted)}

/* --- Conversation ------------------------------------------------------------ */
.conversation{position:relative;display:flex;flex-direction:column;min-width:0;background:var(--paper);border:1px solid #ded2c3;border-radius:14px;box-shadow:0 8px 28px #4b3c2b07;overflow:hidden}
.conversation-header{display:flex;gap:15px;align-items:center;justify-content:space-between;padding:25px 34px 20px;border-bottom:1px solid #e5dcd1;flex-shrink:0}
.eyebrow{font-size:9px;font-weight:500;letter-spacing:2px;color:var(--muted);margin-bottom:6px}
.conversation-header h1{font-size:23px;max-width:530px;overflow:hidden;white-space:nowrap;text-overflow:ellipsis}
.mode-pill{display:flex;align-items:center;gap:7px;font-size:10px;border:1px solid #d8d1dc;border-radius:20px;padding:8px 12px;background:#eeeaf233;white-space:nowrap;flex-shrink:0}
.status-dot{width:6px;height:6px;border-radius:50%;background:var(--green)}
.icon-button{display:block;font-size:19px;min-width:44px;min-height:44px;padding:4px;flex-shrink:0}
.saving-failed .status-dot{background:#a35945}

/* --- Messages ----------------------------------------------------------------- */
.messages{display:flex;flex-direction:column;gap:25px;overflow:auto;padding:38px max(34px,calc((100% - 760px)/2));min-height:0;scroll-behavior:smooth;flex:1;overscroll-behavior:contain;scrollbar-width:thin;scrollbar-color:#d9ccc0 transparent}
.messages:empty{display:none}
.message{max-width:92%;overflow-wrap:anywhere;white-space:pre-wrap;font-size:14px;line-height:1.85}
.message.user{align-self:flex-end;background:var(--blue);border:1px solid #bdd2e6;border-radius:13px 13px 3px 13px;padding:13px 18px}
.message.assistant{align-self:flex-start;width:100%;padding:0 4px}
.message.assistant::before{content:'akraya';font-family:var(--display);font-size:17px;display:block;color:var(--lavender);margin-bottom:7px}
.message.pending{color:var(--muted);font-style:italic}
/* Emergency card: real help, right now. Paper, never alarm-red. */
.emergency-card{align-self:stretch;max-width:100%;background:var(--violet-paper);border:1px solid #cfc3da;border-left:4px solid var(--lavender);border-radius:10px;padding:18px 20px;margin:0}
.emergency-card::before{display:none}
.emergency-card .emergency-eyebrow{font-size:9px;font-weight:500;letter-spacing:2px;color:var(--lavender);margin-bottom:8px}
.emergency-card p{font-size:13px;line-height:1.8;margin:6px 0}
.emergency-card .emergency-note{font-size:10px;color:var(--muted);margin-top:12px}

/* --- Welcome ------------------------------------------------------------------- */
.welcome{display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;flex:1;padding:20px 30px 30px;min-height:0;overflow:auto}
.sketches{height:120px;width:310px;position:relative;margin-bottom:11px;flex-shrink:0}
.butterfly{position:absolute;width:55px;height:55px;left:calc(50% - 27px);top:14px;transform:rotate(8deg);animation:float 6s ease-in-out infinite}
.welcome h2{font-size:clamp(42px,5vw,66px);letter-spacing:-1.7px;margin:9px 0 18px}
.welcome>p:not(.eyebrow){color:var(--muted);font-size:14px}
.starter-buttons{display:flex;justify-content:center;flex-wrap:wrap;gap:9px;margin:29px 0 34px}
.starter-buttons button{border:1px solid var(--line);border-radius:5px;padding:9px 13px;font-size:11px;background:#fff4;transition:background .2s}
.starter-buttons button:hover{background:var(--violet-paper)}
.welcome-note{display:flex;flex-direction:column;align-items:center;gap:6px;transform:rotate(-4deg)}
.handwritten{font-family:var(--display);font-style:italic;color:var(--lavender);font-size:20px}
.note-rule{display:block;width:148px;border-bottom:1px solid #a49bbb;transform:rotate(1deg)}

/* --- Composer -------------------------------------------------------------------- */
.composer-wrap{padding:14px max(30px,calc((100% - 800px)/2)) 19px;flex-shrink:0}
.composer{display:flex;gap:10px;align-items:flex-end;border:1px solid #cdbfab;border-radius:11px;background:#fff8;padding:13px 14px;box-shadow:0 3px 12px #493c3105}
.composer:focus-within{border-color:#a69bbe}
.composer textarea{resize:none;background:none;border:0;outline:none!important;width:100%;min-height:26px;max-height:160px;color:var(--ink);font-size:13px;line-height:1.75;padding:2px}
.composer textarea::placeholder{color:#83796e}
.composer-actions{display:flex;align-items:center;gap:10px;flex-shrink:0}
.composer-actions button{background:#55517f;color:#fff;border-radius:6px;padding:9px 13px;font-size:11px;white-space:nowrap}
.composer-actions #stop-button{background:#efe8de;color:var(--ink)}
#character-count{font-size:9px;color:var(--muted);white-space:nowrap}
.composer-meta{display:flex;justify-content:space-between;gap:10px;margin:9px 0 0;font-size:9px;line-height:1.5;color:var(--muted)}

/* --- Reasoning strip ---------------------------------------------------------------- */
.reasoning-strip{display:flex;align-items:center;gap:8px;padding:6px max(34px,calc((100% - 760px)/2));font-size:9px;color:var(--muted);flex-shrink:0}
.reasoning-strip>span{border:1px solid #d9d0df;border-radius:4px;padding:2px 7px}
.reasoning-strip>span.done{background:#e8ecdf;color:#506248;border-color:#c9d2bd}
.reasoning-strip>span.busy{background:var(--violet-paper);color:var(--lavender)}
.reasoning-strip i{width:16px;height:1px;background:var(--line)}

/* --- Notice --------------------------------------------------------------------------- */
.notice{font-size:11px;line-height:1.6;padding:9px 20px;margin:4px 30px;border:1px solid #cfc3da;border-radius:6px;background:#eeebf3;flex-shrink:0;overflow-wrap:anywhere}

/* --- Panels (dialogs) ------------------------------------------------------------------ */
.panel-dialog{border:1px solid #d2c2b2;border-radius:12px;background:var(--paper);color:var(--ink);padding:34px;width:min(490px,calc(100% - 30px));max-height:calc(100dvh - 40px);overflow:auto;box-shadow:var(--shadow)}
.panel-dialog::backdrop{background:#352b2655;backdrop-filter:blur(3px)}
.panel-dialog h2{margin:8px 0 17px}
.panel-dialog>p,.panel-dialog form>p{margin:13px 0;font-size:12px;color:var(--muted)}
.panel-dialog label{display:block;font-size:11px;margin:14px 0 7px}
.panel-dialog input:not([type=checkbox]):not([type=file]),.panel-dialog textarea{width:100%;padding:11px;background:#fff8;border:1px solid var(--line);border-radius:5px;color:var(--ink);font-size:13px}
.close-button{position:absolute;right:16px;top:11px;font-size:25px;color:var(--muted)}
.primary-button{background:#55517f!important;color:white!important;border:1px solid #55517f!important;border-radius:6px;padding:11px 15px;font-size:12px;display:inline-block}
.form-error{color:#8d413b!important;min-height:16px;margin:8px 0!important}
.button-row{display:flex;flex-wrap:wrap;gap:8px;margin:14px 0}
.button-row>button:not(.primary-button),.file-button{padding:9px 12px;border:1px solid var(--line);border-radius:5px;font-size:11px}
.file-button{cursor:pointer}
.file-button input{display:none}

/* --- Memory shelf ----------------------------------------------------------------------- */
.memory-list{display:flex;flex-direction:column;gap:10px;margin:20px 0}
.memory{display:flex;align-items:flex-start;gap:10px;padding:12px;border:1px solid var(--line);background:#eee7db;border-radius:5px;font-size:12px;white-space:pre-wrap;overflow-wrap:anywhere}
.memory p{flex:1;margin:0}
.memory button{font-size:18px;line-height:1}
.memory small{display:block;color:var(--muted);font-size:9px;margin-top:6px}

.noscript{position:fixed;inset:0;background:var(--paper);padding:50px}

@keyframes float{50%{transform:translateY(-6px) rotate(-3deg)}}

@media(min-width:1500px){.room{padding-left:0;padding-right:0}}
@media(max-width:1000px){
  .room{grid-template-columns:240px minmax(0,1fr);padding-right:16px}
  .library{padding-left:20px;padding-right:18px}
  .conversation-header{padding:22px}
  .messages{padding:26px 24px}
  .composer-wrap{padding:12px 20px 16px}
  .reasoning-strip{padding-left:24px;padding-right:24px}
  .conversation-header h1{max-width:260px}
}
/* 375×812 (iPhone-class) is the reference device: everything below must hold. */
@media(max-width:700px){
  .room{display:block;padding:0;height:100dvh;min-height:320px}
  .conversation{height:100%;border:0;border-radius:0}
  .library{position:fixed;z-index:5;inset:0 auto 0 0;width:min(300px,85vw);background:var(--bg);box-shadow:10px 0 60px #493c3140;transform:translateX(-110%);transition:transform .2s;padding:calc(20px + env(safe-area-inset-top)) 22px calc(18px + env(safe-area-inset-bottom))}
  .library.open{transform:translateX(0)}
  .conversation-header{padding:calc(16px + env(safe-area-inset-top)) 18px 15px;gap:13px}
  .icon-button{display:block}
  .conversation-header>div{flex:1;min-width:0}
  .conversation-header h1{font-size:20px;max-width:100%}
  .conversation-header .eyebrow{font-size:8px;letter-spacing:1.4px}
  .mode-pill{font-size:8px;padding:6px 8px;max-width:124px;overflow:hidden}
  .welcome{padding:15px 20px 22px}
  .welcome h2{font-size:47px;margin-top:7px}
  .welcome>p:not(.eyebrow){font-size:12px}
  .sketches{height:96px;width:260px;margin-bottom:3px}
  .butterfly{width:48px;height:48px;top:8px}
  .starter-buttons{gap:7px;margin:22px 0 26px;max-width:330px}
  .starter-buttons button{font-size:10px;padding:8px 10px}
  .welcome .eyebrow{font-size:8px}
  .messages{padding:25px 19px;gap:24px}
  .message{font-size:13px;max-width:97%}
  .message.user{padding:11px 14px}
  .emergency-card{padding:14px 15px}
  .composer-wrap{padding:10px 14px calc(12px + env(safe-area-inset-bottom))}
  .composer{padding:10px;gap:8px}
  .composer textarea{font-size:16px;line-height:1.55}
  #character-count{display:none}
  .composer-meta{font-size:8px}
  .reasoning-strip{padding:5px 19px;gap:6px}
  .notice{margin:2px 14px;padding:8px 12px;font-size:10px}
  .panel-dialog{padding:30px 23px}
  .panel-dialog h2{font-size:33px}
  .panel-dialog input:not([type=checkbox]):not([type=file]),.panel-dialog textarea{font-size:16px}
}
@media(max-height:700px){
  .welcome .sketches{height:82px}
  .welcome h2{font-size:43px}
  .starter-buttons{margin:18px 0}
  .welcome-note{display:none}
}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}
html[data-page-hidden] *{animation-play-state:paused!important}

/* ── ── The akraya.club soul: collage sketches, drifting butterflies, ink voice ── ── */

/* ATOMCORE: readable paper surfaces, persistent controls, and mobile branding. */
.room{position:relative;z-index:1}
.conversation{isolation:isolate}
.conversation>.chatbox-collage{z-index:-1}
.conversation-header,.composer-wrap,.reasoning-strip{background:var(--paper)}
.header-brand{flex:1;min-width:0}
.header-brand .wordmark{font-size:34px}
.header-subtitle{font-size:11px;font-style:italic;color:var(--muted);margin:5px 0}
.header-brand h1{font-size:16px}
.header-actions{display:flex;flex-wrap:wrap;align-items:center;justify-content:flex-end;gap:8px;max-width:210px}
.header-actions button,#rewind-button{min-height:44px;border:1px solid var(--line);border-radius:18px;padding:8px 12px;background:var(--paper);font-size:11px}
.rewind-controls{display:flex;align-items:center;gap:12px;margin-top:10px}
#rewind-button{flex-shrink:0;touch-action:none;-webkit-touch-callout:none}
#rewind-help{font-size:10px;color:var(--muted)}
.legal-links{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:12px;font-size:11px}
.legal-links a{padding:6px 0}
.message.assistant{padding:16px 20px;border:1px solid var(--line);border-radius:20px 20px 20px 5px;background:var(--paper)}
.composer{border-radius:24px;background:#fffcf7}
.composer-actions button{border-radius:16px}
.welcome>p,.welcome h2,.welcome-note{position:relative;background:var(--paper)}
.starter-buttons button{background:var(--paper)}
.sketch{position:absolute;max-width:75px;max-height:85px;object-fit:contain;top:10px}
.sketch.chest{left:12px;transform:rotate(-12deg)}
.sketch.camera{right:12px;transform:rotate(9deg)}
#bf1,#bf2{z-index:0!important}
@media(max-width:700px){
  .conversation-header{gap:8px;padding:calc(10px + env(safe-area-inset-top)) 12px 10px}
  .conversation-header .header-brand{flex:1}
  .conversation-header .header-actions{flex:0 0 90px;gap:4px}
  .header-actions button{width:100%;padding:4px 8px;min-height:36px}
  .header-actions .mode-pill{display:none}
  .header-brand .wordmark{font-size:30px;letter-spacing:-1px}
  .header-brand .wordmark img{width:28px;height:28px;margin:0}
  .header-subtitle{font-size:10px}
  .header-brand h1{font-size:14px}
  .composer-meta{font-size:9px}
  .rewind-controls{gap:8px}
  .message.assistant{padding:13px 15px}
}

/* Scattered hand-drawn sketches behind the conversation (akraya.club verbatim). */
.chatbox-collage{position:absolute;inset:0;z-index:0;pointer-events:none;overflow:hidden}
.chatbox-collage .collage-art{position:absolute;height:auto;fill:none}

/* Drifting butterfly wings (akraya.club verbatim). */
.bfw-l,.bfw-r{transform-box:fill-box}
.bfw-l{transform-origin:right center;animation:bfWL .3s ease-in-out infinite alternate}
.bfw-r{transform-origin:left center;animation:bfWR .3s ease-in-out infinite alternate}
@keyframes bfWL{0%{transform:scaleX(1) rotate(-3deg)}100%{transform:scaleX(.18) rotate(-14deg)}}
@keyframes bfWR{0%{transform:scaleX(1) rotate(3deg)}100%{transform:scaleX(.18) rotate(14deg)}}

/* The wordmark butterfly flaps gently while the room is open. */
.wordmark .header-logo-icon{width:34px;height:34px;flex-shrink:0}
.wordmark .header-logo-icon .hlw{transform-box:fill-box;transform-origin:right center;animation:hlwFlap 1.1s ease-in-out infinite}
.wordmark .header-logo-icon .hrw{transform-box:fill-box;transform-origin:left center;animation:hrwFlap 1.1s ease-in-out infinite}
@keyframes hlwFlap{0%,100%{transform:scaleX(1) rotate(0deg)}50%{transform:scaleX(.7) rotate(-8deg)}}
@keyframes hrwFlap{0%,100%{transform:scaleX(1) rotate(0deg)}50%{transform:scaleX(.7) rotate(8deg)}}

/* Akraya's voice is written in ink, like home: IM Fell English on her replies. */
.message.assistant > div{font-family:var(--display);font-size:17px}
.message.assistant.pending{font-family:var(--display);font-size:17px}
.conversation-header h1{font-family:var(--display)}

@media (prefers-reduced-motion: reduce){
  .bfw-l,.bfw-r,
  .wordmark .header-logo-icon .hlw,
  .wordmark .header-logo-icon .hrw{animation:none!important;transition:none!important}
}