/* "Atmospheric Observer": warm paper for the steady observer, faded italic serif for passing thoughts.
   Strictly flat: no shadows. Motion models impermanence: long decelerations, no bounce. */
:root{
  --bg:#F6F5F0; --surface:#ECEAE2; --surface-2:#E2DFD5; --transient:rgba(236,234,226,.65);
  --ink:#222624; --muted:#5C635E; --detached:#6E7671;
  --accent:#3F6254; --accent-ink:#F6F5F0; --accent-soft:#DFEAE5;
  --later:#526B82; --later-soft:#E3EBF2;
  --cas:#9A5F33; --cas-soft:#F7EFE8; --dm:#567D6C; --dm-soft:#E8F0EC;
  --line:rgba(34,38,36,.09); --line-strong:rgba(34,38,36,.22);
  --r-sm:8px; --r:14px; --r-lg:24px;
  --ease-detach:cubic-bezier(.22,1,.36,1); --drift:800ms; --switch:350ms;
  --sky-top:#E3EAEA; --sky-mid:#EDEFEA; --cloud:#FCFBF7; --cloud-edge:rgba(34,38,36,.07); --hill:#ECEADF; --horizon:rgba(34,38,36,.10);
  --display:"Fraunces", Georgia, "Times New Roman", serif;
  --body:"Plus Jakarta Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  color-scheme:light;
}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]){
  --bg:#131615; --surface:#1C201E; --surface-2:#262B29; --transient:rgba(28,32,30,.65);
  --ink:#E5E4DF; --muted:#949B96; --detached:#8A928D;
  --accent:#739E8C; --accent-ink:#131615; --accent-soft:#1F3029;
  --later:#7B98B2; --later-soft:#1E2832;
  --cas:#D49A6A; --cas-soft:#2B221B; --dm:#6FA18B; --dm-soft:#1B2923;
  --line:rgba(229,228,223,.09); --line-strong:rgba(229,228,223,.22); color-scheme:dark;
  --sky-top:#152029; --sky-mid:#141A1B; --cloud:#1D272C; --cloud-edge:rgba(229,228,223,.06); --hill:#171C1B; --horizon:rgba(229,228,223,.08);
}}
:root[data-theme="dark"]{
  --bg:#131615; --surface:#1C201E; --surface-2:#262B29; --transient:rgba(28,32,30,.65);
  --ink:#E5E4DF; --muted:#949B96; --detached:#8A928D;
  --accent:#739E8C; --accent-ink:#131615; --accent-soft:#1F3029;
  --later:#7B98B2; --later-soft:#1E2832;
  --cas:#D49A6A; --cas-soft:#2B221B; --dm:#6FA18B; --dm-soft:#1B2923;
  --line:rgba(229,228,223,.09); --line-strong:rgba(229,228,223,.22); color-scheme:dark;
  --sky-top:#152029; --sky-mid:#141A1B; --cloud:#1D272C; --cloud-edge:rgba(229,228,223,.06); --hill:#171C1B; --horizon:rgba(229,228,223,.08);
}

*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;hanging-punctuation:first allow-end}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--body);font-size:17px;line-height:1.65;-webkit-font-smoothing:antialiased}
[hidden]{display:none!important}
img{max-width:100%}
a{color:var(--accent)}
p{margin:0;text-wrap:pretty}
button{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:6px}
.vh{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.wrap{max-width:760px;margin:0 auto;padding-left:max(24px,env(safe-area-inset-left,0px));padding-right:max(24px,env(safe-area-inset-right,0px));padding-block:max(20px,env(safe-area-inset-top,0px)) 80px}

h1,h2{font-family:var(--display);font-weight:300;letter-spacing:-.02em;text-wrap:balance;margin:0;font-optical-sizing:auto}
h1{font-size:clamp(42px,8vw,66px);line-height:1.04}
h2{font-size:clamp(30px,5vw,36px);line-height:1.2}
h3{font-family:var(--body);font-weight:500;font-size:20px;line-height:1.35;letter-spacing:-.01em;margin:0;text-wrap:balance}
.label{font-size:13.5px;letter-spacing:.01em;color:var(--muted);font-weight:500}
#partName{font-size:12px;letter-spacing:.09em;text-transform:uppercase;font-weight:600}
.muted{color:var(--muted)}
.fine{font-size:13.5px;color:var(--muted);max-width:64ch}
.thought{font-family:var(--display);font-style:italic;font-weight:400;color:var(--detached);letter-spacing:.01em}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid var(--accent);background:var(--accent);color:var(--accent-ink);padding:12px 22px;border-radius:999px;cursor:pointer;font-weight:500;font-size:15px;letter-spacing:.01em;line-height:1;text-decoration:none;transition:background var(--switch) var(--ease-detach)}
.btn:hover{filter:brightness(1.06)}
.btn.ghost{background:transparent;color:var(--accent)}
.btn.quiet{border-color:var(--line-strong);background:transparent;color:var(--ink)}
.btn.later{background:var(--later-soft);border-color:var(--later-soft);color:var(--later)}
.btn:disabled{opacity:.45;cursor:default;filter:none}
.link{background:none;border:0;padding:0;color:var(--accent);cursor:pointer;font-weight:500;text-decoration:underline;text-underline-offset:3px}
.actions{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.chip{border:1px solid var(--line-strong);background:none;border-radius:999px;padding:7px 14px;font-size:13.5px;font-weight:500;cursor:pointer;color:var(--muted)}
.chip[aria-pressed="true"]{border-color:var(--accent);color:var(--accent);background:var(--accent-soft)}

.top{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;padding-bottom:16px;border-bottom:1px solid var(--line)}
.brand{font-family:var(--display);font-weight:400;font-size:21px;background:none;border:0;cursor:pointer;padding:0}
.top .help{background:none;border:0;cursor:pointer;color:var(--cas);font-weight:600;font-size:14px}

/* cover */
.cover{display:grid;gap:20px;padding-block:clamp(44px,9vw,92px) 36px}
.cover .kicker{font-size:15px;color:var(--muted);font-weight:500;letter-spacing:.005em}
.cover h1{font-size:clamp(42px,8.2vw,74px);line-height:1.03;letter-spacing:-.025em}
.cover .lede{max-width:50ch;font-size:18px}
.cover .lede.quiet{font-size:15.5px;color:var(--muted);max-width:52ch}
.begin{border-top:1px solid var(--line-strong);padding-top:22px;display:flex;justify-content:space-between;align-items:flex-end;gap:18px 24px;flex-wrap:wrap}
.begin > div{display:grid;gap:6px;min-width:0;max-width:44ch}
.begin h3{font-family:var(--display);font-weight:300;font-size:clamp(26px,4.4vw,32px);letter-spacing:-.015em;line-height:1.15}
.begin .label{color:var(--accent)}
.begin + .begin{margin-top:28px}
#todayCard{border-top-color:var(--accent)}
.section{padding-top:56px;display:grid;gap:18px}
.sec{font-family:var(--display);font-weight:300;font-size:clamp(28px,4.6vw,34px);letter-spacing:-.015em;line-height:1.15}
.head-note{color:var(--muted);font-size:15px}
.prac-sec{padding-top:80px}
.aside{padding-top:72px}
.aside .fine{padding-top:18px;border-top:1px solid var(--line);max-width:none}
.aside .fine{max-width:none}
.head{display:flex;justify-content:space-between;align-items:baseline;gap:12px;flex-wrap:wrap}
.toc{list-style:none;margin:0;padding:0}
.toc li{display:grid;grid-template-columns:44px 1fr auto;gap:2px 12px;padding:14px 0;border-top:1px solid var(--line);align-items:baseline}
.toc li:last-child{border-bottom:1px solid var(--line)}
.toc .n{font-family:var(--display);font-weight:300;font-size:24px;color:var(--muted);font-variant-numeric:tabular-nums}
.toc .t{font-weight:500}
.toc .d{grid-column:2/3;color:var(--muted);font-size:15px}
.toc .s{grid-row:1/2;grid-column:3/4;font-size:12px;letter-spacing:.06em;text-transform:uppercase;font-weight:600;color:var(--muted);white-space:nowrap}
.toc li.ready .n,.toc li.ready .s{color:var(--accent)}
.plist{list-style:none;margin:0;padding:0;border-top:1px solid var(--line)}
.plist li{border-bottom:1px solid var(--line)}
.prow{width:100%;background:none;border:0;padding:18px 0;text-align:left;cursor:pointer;display:grid;grid-template-columns:1fr auto;gap:4px 20px;align-items:baseline}
.prow .t{font-weight:500;font-size:18px;transition:color var(--switch) var(--ease-detach)}
.prow .d{grid-column:1/2;color:var(--muted);font-size:15px;line-height:1.5;max-width:52ch}
.prow .m{grid-row:1/2;grid-column:2/3;font-size:14px;color:var(--muted);font-variant-numeric:tabular-nums;white-space:nowrap}
.prow:hover .t{color:var(--accent)}
.prow.later .t::after{content:"";display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--later);margin-left:10px;vertical-align:middle}

/* consent */
.consent{display:grid;gap:18px;padding-top:36px;max-width:640px}
.consent ul{margin:0;padding-left:20px;display:grid;gap:10px}
.consent li b{font-weight:600}
.check{display:flex;gap:10px;align-items:flex-start;font-weight:500}
.check input{width:20px;height:20px;margin-top:3px;accent-color:var(--accent);flex:none}
.field{display:grid;gap:6px}
.field label{font-weight:500}
input[type=text],input[type=email],input[type=time],select,textarea{font:inherit;color:var(--ink);background:var(--surface);border:1px solid var(--line-strong);border-radius:var(--r-sm);padding:11px 13px;width:100%}

/* seminar */
.sbar{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;padding-block:16px 10px}
.clock{font-variant-numeric:tabular-nums;font-weight:500;font-size:14px}
.prog{display:flex;gap:3px;height:22px;align-items:center}
.prog button{flex:var(--w) 1 0;height:4px;border:0;padding:0;background:var(--surface-2);border-radius:2px;cursor:pointer;position:relative;overflow:hidden;min-width:6px}
.prog button i{position:absolute;inset:0 auto 0 0;width:var(--f,0%);background:var(--accent);transition:width var(--switch) var(--ease-detach)}
.prog button:hover{height:7px}
.stage{min-height:58vh;display:grid;align-content:center;gap:22px;padding-block:32px}
.prev{font-size:16px;line-height:1.6;color:var(--muted);max-width:60ch}
.now{font-size:clamp(22px,4vw,28px);line-height:1.5;font-weight:400;max-width:32em;letter-spacing:-.005em}
.now.q{font-weight:500}
.now .w{opacity:.3;transition:opacity .35s var(--ease-detach)}
.now .w.said{opacity:1}
.reply{font-size:clamp(19px,3.4vw,23px)}
.next{font-size:14.5px;line-height:1.55;color:var(--muted);opacity:.6;max-width:60ch}
.enter{animation:rise 600ms var(--ease-detach)}
@keyframes rise{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}
.pauseline{height:2px;background:var(--surface-2);border-radius:2px;overflow:hidden;max-width:220px}
.pauseline i{display:block;height:100%;width:0;background:var(--accent);animation:fill var(--hold,5s) linear forwards}
@keyframes fill{to{width:100%}}
.said-by{font-size:11.5px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);font-weight:600}
.mine{font-family:var(--display);font-style:italic;color:var(--detached);font-size:19px;line-height:1.5;border-left:1px solid var(--line-strong);padding-left:14px}
.answer{display:grid;gap:12px}
.choices{display:flex;flex-wrap:wrap;gap:8px}
.choices button{border:1px solid var(--line-strong);background:var(--surface);border-radius:999px;padding:10px 16px;cursor:pointer;font-weight:500;font-size:15px}
.choices button:hover{border-color:var(--accent);color:var(--accent)}
.short{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.short input{flex:1 1 240px;min-width:0;font-family:var(--display);font-style:italic;color:var(--ink);background:var(--transient);border:1px dashed var(--line-strong)}
.rate{display:grid;gap:6px}
.rate label{font-weight:500}
.range-row{display:flex;align-items:center;gap:14px}
.range-row input{flex:1}
input[type=range]{-webkit-appearance:none;appearance:none;background:none;height:24px;cursor:pointer}
input[type=range]::-webkit-slider-runnable-track{height:2px;background:var(--line-strong);border-radius:2px}
input[type=range]::-moz-range-track{height:2px;background:var(--line-strong);border-radius:2px}
input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:20px;height:20px;margin-top:-9px;border-radius:50%;background:var(--accent);border:4px solid var(--bg);outline:1px solid var(--accent)}
input[type=range]::-moz-range-thumb{width:12px;height:12px;border-radius:50%;background:var(--accent);border:4px solid var(--bg);outline:1px solid var(--accent)}
input[type=range]:focus-visible{outline:none}
input[type=range]:focus-visible::-webkit-slider-thumb{outline:2px solid var(--accent);outline-offset:2px}
.range-row output{font-variant-numeric:tabular-nums;font-weight:500;min-width:3ch;text-align:right;font-size:22px}
.scale{display:flex;justify-content:space-between;font-size:13px;color:var(--muted)}
.note{border-left:2px solid var(--cas);background:var(--cas-soft);padding:12px 14px;border-radius:0 var(--r-sm) var(--r-sm) 0;font-size:15px}
.controls{display:flex;justify-content:center;gap:10px;align-items:center;flex-wrap:wrap;border-top:1px solid var(--line);padding-block:16px 0}
.controls .play{min-width:120px}

/* attention training: external sounds on a flat field */
.att{display:grid;gap:20px;border:1px solid var(--line);border-radius:var(--r);padding:20px 16px;background:var(--surface)}
.field-map{position:relative;height:190px;max-width:560px;width:100%;margin:0 auto}
.node{position:absolute;transform:translate(-50%,-50%);display:grid;justify-items:center;gap:8px;font-size:12.5px;color:var(--muted);font-weight:500}
.node i{width:40px;height:40px;border-radius:50%;background:var(--surface-2);border:1px solid var(--line-strong);display:block;outline:1px solid transparent;outline-offset:7px;transition:background var(--switch) var(--ease-detach),outline-color var(--switch) var(--ease-detach),border-color var(--switch)}
.node.on{color:var(--accent)}
.node.on i{background:var(--accent);border-color:var(--accent);outline-color:var(--accent)}
.node.wide i{background:var(--accent-soft);border-color:var(--accent)}
.cue{font-size:clamp(19px,3.6vw,23px);text-align:center;min-height:2.8em;display:grid;place-items:center;max-width:34em;margin:0 auto}
.bar{height:2px;background:var(--surface-2);border-radius:2px;overflow:hidden}
.bar i{display:block;height:100%;width:0;background:var(--accent);transition:width .5s linear}

/* postpone */
.postpone{display:grid;gap:20px;padding-top:32px;max-width:620px}
.trigger{font-family:var(--display);font-style:italic;font-size:20px;color:var(--ink);background:var(--transient);border:1px dashed var(--line-strong);border-radius:var(--r);padding:16px 18px;width:100%}
.drift{animation:drift var(--drift) var(--ease-detach) forwards}
@keyframes drift{to{opacity:0;transform:translateY(-12px)}}
.vault{border:1px solid var(--line);border-radius:var(--r);padding:20px;display:grid;gap:12px;background:var(--surface)}
.vault ul{list-style:none;margin:0;padding:0;display:grid;gap:0}
.vault li{display:flex;justify-content:space-between;gap:12px;align-items:center;flex-wrap:wrap;border-top:1px solid var(--line);padding:12px 0}
.window{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.window input{width:auto}
.reps{font-variant-numeric:tabular-nums;color:var(--dm);font-weight:500}

/* end */
.end{display:grid;gap:18px;padding-top:32px}
.card{border:1px solid var(--line);border-radius:var(--r);padding:22px;background:var(--surface);display:grid;gap:12px}
.card ul{margin:0;padding-left:20px;display:grid;gap:6px}
.signup{display:flex;gap:8px;flex-wrap:wrap}
.signup input{flex:1 1 220px;min-width:0}
.signup select{width:auto}

.help-panel{position:fixed;inset:0;background:color-mix(in srgb,var(--bg) 86%,transparent);display:grid;place-items:center;padding:max(16px,env(safe-area-inset-top,0px)) max(16px,env(safe-area-inset-right,0px)) max(16px,env(safe-area-inset-bottom,0px)) max(16px,env(safe-area-inset-left,0px));z-index:10}
.help-card{background:var(--bg);border:1px solid var(--line-strong);border-radius:var(--r);padding:24px;max-width:460px;width:100%;display:grid;gap:14px}
.lines{display:grid;gap:10px;margin:0;padding:0;list-style:none}
.lines li{display:flex;justify-content:space-between;gap:12px;border-top:1px solid var(--line);padding-top:10px;flex-wrap:wrap}
.lines a{color:inherit;text-decoration:none}
@media (prefers-reduced-motion: reduce){*{transition:none!important;animation:none!important}.pauseline i{width:100%}}

/* legal pages and footer */
a.brand{color:var(--ink);text-decoration:none}
a.help{text-decoration:none}
.legal{display:grid;gap:14px;padding-block:40px 24px;max-width:64ch}
.legal h1{font-size:clamp(34px,6vw,46px)}
.legal h2{font-family:var(--body);font-weight:500;font-size:19px;letter-spacing:-.01em;padding-top:14px}
.legal ul{margin:0;padding-left:20px;display:grid;gap:6px}
.legal .btn{justify-self:start}
.foot{border-top:1px solid var(--line);margin-top:56px;padding-top:18px;font-size:14px;color:var(--muted)}
.foot a{color:var(--muted)}

/* schedule: eight weeks, a pace the person chooses */
.headlink{font-size:14px;font-weight:500;text-decoration:underline;text-underline-offset:3px}
.pace{display:flex;align-items:center;gap:10px;flex-wrap:wrap;color:var(--muted);font-size:15px}
.select{position:relative;display:inline-block}
.select select{appearance:none;-webkit-appearance:none;width:auto;padding:7px 34px 7px 14px;font-size:15px;border-radius:999px;background:var(--surface);cursor:pointer}
.select::after{content:"";position:absolute;right:15px;top:50%;width:6px;height:6px;border-right:1.5px solid var(--muted);border-bottom:1.5px solid var(--muted);transform:translateY(-70%) rotate(45deg);pointer-events:none}
.pace-note{font-size:14px;color:var(--muted);opacity:.85}
.weeks{list-style:none;margin:0;padding:0;border-top:1px solid var(--line)}
.weeks li{display:grid;grid-template-columns:52px 1fr auto;gap:2px 16px;align-items:baseline;padding:16px 0;border-bottom:1px solid var(--line)}
.weeks .wk{font-family:var(--display);font-weight:300;font-size:30px;line-height:1;color:var(--muted);font-variant-numeric:lining-nums tabular-nums;grid-row:1/3;align-self:start;padding-top:2px}
.weeks .t{font-weight:500}
.weeks .d{grid-column:2/3;color:var(--muted);font-size:14.5px;line-height:1.5}
.weeks .st{grid-row:1/2;grid-column:3/4;font-size:13px;color:var(--muted);white-space:nowrap;font-variant-numeric:tabular-nums}
.weeks li.done .t{color:var(--muted)}
.weeks li.done .st{color:var(--dm)}
.weeks li.done .wk{opacity:.55}
.weeks li.upnext .wk,.weeks li.upnext .st{color:var(--accent)}
.weeks li.upnext .t{font-weight:600}
.rhythm{color:var(--muted);font-size:15.5px;max-width:58ch}
@media (max-width:520px){
  .cover{padding-block:28px 20px;gap:14px}
  .cover .kicker{font-size:14px}
  .cover .lede{font-size:16.5px;line-height:1.6}
  .cover .lede.quiet{font-size:14.5px}
  .begin{padding-top:18px}
  .begin h3{font-size:25px}
  .weeks li{grid-template-columns:40px 1fr}
  .weeks .wk{grid-row:1/4;font-size:26px}
  .weeks .st{grid-row:auto;grid-column:2/3;white-space:normal}
  .prow{grid-template-columns:1fr}
  .prow .m{grid-row:auto;grid-column:1/2}
}
.legal ol{margin:0;padding-left:20px;display:grid;gap:6px}
.legal-sub{font-family:var(--display);font-style:italic;font-weight:300;font-size:22px;color:var(--muted)}

/* the sky: one drawn horizon behind the home page, fading into the paper */
.sky{position:absolute;top:0;left:0;width:100%;height:clamp(420px,62vw,600px);z-index:-1;pointer-events:none;
  -webkit-mask-image:linear-gradient(to bottom,#000 58%,transparent 100%);mask-image:linear-gradient(to bottom,#000 58%,transparent 100%);
  transition:opacity .7s var(--ease-detach)}
.sky .s1{stop-color:var(--sky-top)} .sky .s2{stop-color:var(--sky-mid)} .sky .s3{stop-color:var(--bg)}
.sky .cloud path{fill:var(--cloud);stroke:var(--cloud-edge);stroke-width:1.2;stroke-linejoin:round}
.sky .hill{fill:var(--hill)} .sky .horizon{fill:none;stroke:var(--horizon);stroke-width:1}
.sky .cloud{transform-box:fill-box;animation:drift-x 110s ease-in-out infinite alternate}
.sky .c2{animation-duration:140s;animation-delay:-40s} .sky .c3{animation-duration:90s;animation-delay:-20s}
.sky .c4{animation-duration:120s;animation-delay:-70s} .sky .c5{animation-duration:160s}
@keyframes drift-x{from{transform:translateX(-28px)}to{transform:translateX(34px)}}
body:has(#v-home[hidden]) .sky{opacity:0}
@media (prefers-reduced-motion: reduce){.sky .cloud{animation:none}}

/* calm cross-fade between views */
::view-transition-old(root),::view-transition-new(root){animation-duration:.45s;animation-timing-function:cubic-bezier(.22,1,.36,1)}

/* On this device: reminders and offline (notify.js) */
.device{display:grid;gap:18px;padding-top:56px;max-width:640px}
.device-row{display:grid;gap:8px;border-top:1px solid var(--line);padding-top:16px}
.device-row h3{font-size:17px}
.remind .actions select{width:auto}
.device progress,.card progress{width:100%;max-width:320px;height:6px;accent-color:var(--accent)}