/* TARKIT Calendar, look B (Tarek, 8 Nov 2026): purple brand panel with the yellow TARKIT line pattern, white work area.
   One screen, no page scroll, on desktop and phone. Colours, type steps and radius only from tarkit.css. */

*{box-sizing:border-box}
html,body{margin:0;height:100%}
body{background:var(--lavender-4);color:var(--text);font:400 15px/1.5 var(--body);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
  min-height:100dvh;display:grid;place-items:center;overflow:hidden}
button,input,textarea{font:inherit;color:inherit}
button{cursor:pointer;-webkit-tap-highlight-color:transparent}
a{color:var(--link);text-underline-offset:3px;text-decoration-thickness:1px}
h2,h3,p{margin:0}
.muted{color:var(--muted)}
[hidden]{display:none!important}
.noscript,.hint{text-align:center;padding:var(--space-5);color:var(--muted)}
.ico{width:18px;height:18px;flex:none;fill:none;stroke:currentColor;stroke-width:1.75;stroke-linecap:round;stroke-linejoin:round}

/* ---------------------------------------------------------------- frame */
.shell{display:grid;grid-template-columns:minmax(300px,340px) 1fr;width:min(1080px,calc(100vw - 48px));height:min(700px,calc(100dvh - 48px));
  background:var(--panel);border-radius:var(--radius-lg);overflow:hidden;
  box-shadow:0 30px 80px -30px color-mix(in srgb,var(--purple-1) 40%,transparent),0 2px 8px -2px color-mix(in srgb,var(--purple-1) 12%,transparent)}

/* ---------------------------------------------------------------- the purple panel */
.side{position:relative;isolation:isolate;display:flex;flex-direction:column;gap:var(--space-4);padding:var(--space-5) var(--space-5) var(--space-4);
  background:var(--purple);color:var(--white);min-height:0}
.side::before{content:"";position:absolute;inset:0;z-index:-1;background:var(--yellow);opacity:.2;
  -webkit-mask:url(/pattern-lines.svg) 0 0/132px auto repeat;mask:url(/pattern-lines.svg) 0 0/132px auto repeat}
.side::after{content:"";position:absolute;inset:0;z-index:-1;
  background:linear-gradient(to bottom,transparent 0,color-mix(in srgb,var(--purple) 72%,transparent) 30%,var(--purple) 58%)}
.side :focus-visible{outline-color:var(--yellow)}
.top{display:flex;align-items:center;gap:var(--space-2);min-height:32px}
.brand{display:inline-flex;align-items:center;gap:var(--space-2);color:var(--yellow);text-decoration:none;border-radius:var(--radius-sm)}
.mark{width:28px;height:28px;fill:currentColor;flex:none}
.word{font-weight:800;letter-spacing:.06em;font-size:var(--size-5);color:var(--white)}
.back{display:grid;place-items:center;width:36px;height:36px;margin-left:-8px;border:0;border-radius:var(--radius-full);background:transparent;color:var(--white)}
.back:active{background:color-mix(in srgb,var(--white) 14%,transparent)}
.back .ico{width:22px;height:22px}
.crumb{display:none;flex-direction:column;line-height:1.2;min-width:0}
.crumb b{font-weight:700;font-size:17px}
.crumb span{color:var(--lavender);font-size:13px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.dots{display:none;margin:0 0 0 auto;padding:0;list-style:none;gap:5px}
.dots li{width:7px;height:7px;border-radius:var(--radius-full);background:color-mix(in srgb,var(--white) 32%,transparent);transition:background-color .2s var(--ease-out),width .25s var(--ease-out)}
.dots li.on{background:var(--yellow)}
.dots li.on:nth-child(1){width:7px}

.intro{display:grid;gap:var(--space-1)}
.title{margin:0;font-family:var(--display);font-weight:800;font-size:clamp(30px,3.2vw,var(--size-3));line-height:1.02;letter-spacing:-.025em;text-wrap:balance}

.opts{display:grid;gap:var(--space-2)}
.ask{color:var(--lavender);font-size:var(--size-5);font-weight:600;letter-spacing:.02em}
.pair{display:grid;grid-template-columns:1fr 1fr;gap:var(--space-2)}
.opt{position:relative;display:flex;align-items:baseline;gap:6px;padding:var(--space-4) var(--space-3);border-radius:var(--radius-sm);text-align:left;
  border:1px solid color-mix(in srgb,var(--white) 24%,transparent);background:color-mix(in srgb,var(--purple-1) 45%,transparent);color:var(--white);
  transition:background-color .16s var(--ease-out),border-color .16s var(--ease-out),transform .16s var(--ease-out)}
.opt b{font-size:var(--size-3);font-weight:800;line-height:1;letter-spacing:-.03em;font-variant-numeric:tabular-nums}
.opt span{font-weight:600;color:var(--lavender-1)}
.opt:hover{background:color-mix(in srgb,var(--purple-1) 70%,transparent);border-color:color-mix(in srgb,var(--white) 45%,transparent)}
.opt:active{transform:scale(.97)}
.opt[aria-pressed="true"]{background:var(--yellow);border-color:var(--yellow);color:var(--purple-1)}
.opt[aria-pressed="true"] span{color:var(--purple-2)}
.opt .go{display:none}

.facts{margin:auto 0 0;padding:0;list-style:none;display:grid;gap:var(--space-2);color:var(--lavender);font-size:var(--size-5)}
.facts li{display:flex;align-items:center;gap:var(--space-2)}
.linkish{background:none;border:0;padding:0;color:var(--yellow);text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1px}

/* ---------------------------------------------------------------- the work area */
.stage{padding:var(--space-5);min-height:0;min-width:0;display:flex;flex-direction:column}
.pick{flex:1;min-height:0;display:grid;grid-template-columns:minmax(0,1fr) 236px;gap:var(--space-5)}

.cal{display:flex;flex-direction:column;min-height:0;transition:opacity .2s var(--ease-out)}
.cal.idle{opacity:.45}
.head{display:flex;align-items:center;justify-content:space-between;margin-bottom:var(--space-3)}
.head h2{font-size:var(--size-4);font-weight:700;letter-spacing:-.01em}
.nav{display:flex;gap:var(--space-1)}
.round{width:38px;height:38px;display:grid;place-items:center;border-radius:var(--radius-full);border:1px solid var(--line);background:transparent;
  transition:background-color .16s var(--ease-out),transform .16s var(--ease-out)}
.round:hover:not(:disabled){background:var(--panel-2)}
.round:active:not(:disabled){transform:scale(.94)}
.round:disabled{opacity:.35;cursor:default}
.grid{flex:1;min-height:0;display:grid;grid-template-columns:repeat(7,minmax(0,1fr));grid-template-rows:auto;grid-auto-rows:minmax(0,54px);gap:6px;align-content:start}
.dow{text-align:center;font-size:12px;font-weight:600;letter-spacing:.08em;color:var(--muted);padding-bottom:var(--space-1)}
.day{position:relative;justify-self:center;align-self:center;height:100%;max-height:48px;aspect-ratio:1;display:grid;place-items:center;border-radius:var(--radius-full);
  border:0;background:transparent;color:var(--dim);font-variant-numeric:tabular-nums;font-weight:500;cursor:default;padding:0}
.day.open{color:var(--accent);font-weight:700;background:color-mix(in srgb,var(--accent) 10%,transparent);cursor:pointer;transition:background-color .16s var(--ease-out),transform .16s var(--ease-out)}
.day.open:hover{background:color-mix(in srgb,var(--accent) 18%,transparent)}
.day.open:active{transform:scale(.93)}
.day[aria-pressed="true"]{background:var(--accent);color:var(--on-accent)}
.day.today::after{content:"";position:absolute;bottom:12%;width:4px;height:4px;border-radius:var(--radius-full);background:currentColor}
.loading .grid{opacity:.5}

.times{display:flex;flex-direction:column;min-height:0}
.times h3{font-size:var(--size-5);font-weight:700;margin:9px 0 var(--space-3);min-height:24px}
.slots{display:grid;grid-template-columns:1fr 1fr;gap:var(--space-2);align-content:start;min-height:0;overflow:auto;padding:2px;margin:-2px;scrollbar-width:none}
.slot{height:42px;padding:0 6px;border-radius:var(--radius-sm);border:1px solid color-mix(in srgb,var(--accent) 45%,transparent);background:transparent;color:var(--accent);
  font-weight:600;font-variant-numeric:tabular-nums;white-space:nowrap;transition:background-color .14s var(--ease-out),color .14s var(--ease-out),transform .14s var(--ease-out)}
.slot:hover,.slot[aria-pressed="true"]{background:var(--accent);color:var(--on-accent)}
.slot:active{transform:scale(.96)}
.empty{color:var(--muted);font-size:var(--size-5)}
.foot{display:none;margin-top:auto;padding-top:var(--space-3);color:var(--muted);font-size:13px}
.err{color:var(--bad);font-size:var(--size-5);min-height:1.4em}

/* details, done, manage */
.panel{width:100%;max-width:520px;display:flex;flex-direction:column;gap:var(--space-3);min-height:0}
.link-back{align-self:flex-start;display:inline-flex;align-items:center;gap:var(--space-1);background:none;border:0;padding:0;color:var(--muted);font-weight:500}
.link-back:hover{color:var(--text)}
.when{padding:var(--space-3) var(--space-4);background:var(--well);border-radius:var(--radius-sm);display:grid;gap:2px}
.when b{font-size:var(--size-4);font-weight:700;letter-spacing:-.01em;line-height:1.2;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.when span{color:var(--muted);font-size:var(--size-5)}
form{display:grid;gap:var(--space-3)}
label{display:grid;gap:5px;font-weight:600;font-size:var(--size-5)}
label small{font-weight:400;color:var(--muted)}
input,textarea{width:100%;padding:10px 12px;background:var(--well);border:1px solid var(--line-2);border-radius:var(--radius-sm);font-weight:400;font-size:16px;
  transition:border-color .16s var(--ease-out)}
input:focus,textarea:focus{border-color:var(--accent);outline:none}
input:focus-visible,textarea:focus-visible{outline:2px solid var(--focus);outline-offset:1px}
textarea{resize:none}
.trap{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.btn{justify-self:start;display:inline-flex;align-items:center;justify-content:center;padding:13px 22px;border:0;border-radius:var(--radius-sm);
  background:var(--accent);color:var(--on-accent);font-weight:600;text-decoration:none;transition:transform .16s var(--ease-out),opacity .16s var(--ease-out)}
.btn:active:not(:disabled){transform:scale(.97)}
.btn:disabled{opacity:.55;cursor:progress}
.btn.quiet{background:transparent;color:var(--text);border:1px solid var(--line-2)}
.btn.danger{background:var(--bad);color:var(--white)}
.row{display:flex;flex-wrap:wrap;gap:var(--space-2);align-items:center}
.panel h2{font-size:clamp(28px,3vw,var(--size-3));font-weight:800;letter-spacing:-.025em;line-height:1.05}
.done p{max-width:60ch}
.tick{width:62px;height:62px;border-radius:var(--radius-full);background:var(--yellow);display:grid;place-items:center}
.tick svg{width:30px;height:30px;fill:none;stroke:var(--purple-1);stroke-width:3;stroke-linecap:round;stroke-linejoin:round}
.tick path{stroke-dasharray:32;animation:draw .42s var(--ease-out) .08s backwards}
@keyframes draw{from{stroke-dashoffset:32}}
.enter{animation:rise .22s var(--ease-out)}
@keyframes rise{from{opacity:0;transform:translateY(6px)}}

/* ---------------------------------------------------------------- phone: one screen, no page scroll */
@media (max-width:760px){
  body{display:block;background:var(--panel)}
  .shell{width:100vw;height:100dvh;border-radius:0;box-shadow:none;grid-template-columns:1fr;grid-template-rows:auto minmax(0,1fr)}
  .side{gap:var(--space-3);padding:max(12px,env(safe-area-inset-top)) 16px 14px}
  .side::after{background:linear-gradient(to bottom,color-mix(in srgb,var(--purple) 30%,transparent) 0,color-mix(in srgb,var(--purple) 80%,transparent) 100%)}
  .stage{padding:16px 16px max(16px,env(safe-area-inset-bottom))}
  .title{font-size:30px}
  .facts{gap:6px}
  .panel{max-width:none;gap:var(--space-3)}
  .panel h2{font-size:28px}
  .btn{width:100%;padding:15px 22px}
  form{gap:10px}

  /* compact purple bar on every screen after the first */
  #app:not([data-view="type"]) .intro,
  #app:not([data-view="type"]) .facts{display:none}
  #app:not([data-view="type"]) .crumb{display:flex}
  #app:not([data-view="type"]) .word{display:none}
  #app:not([data-view="type"]) .brand{display:none}
  #app[data-view="manage"] .brand,#app[data-view="done"] .brand{display:inline-flex}

  /* Phone steps: meeting length, date, time, details. One tap moves on. */
  [data-mode="steps"] .dots{display:flex}
  [data-mode="steps"][data-view="type"]{grid-template-rows:1fr 0}
  [data-mode="steps"][data-view="type"] .stage{display:none}
  [data-mode="steps"][data-view="type"] .side{padding-top:max(20px,env(safe-area-inset-top));padding-bottom:max(20px,env(safe-area-inset-bottom));gap:var(--space-4)}
  [data-mode="steps"][data-view="type"] .side::after{background:linear-gradient(to bottom,transparent 0,color-mix(in srgb,var(--purple) 70%,transparent) 34%,var(--purple) 60%)}
  [data-mode="steps"][data-view="type"] .intro{margin-top:auto}
  [data-mode="steps"][data-view="type"] .title{font-size:44px}
  [data-mode="steps"][data-view="type"] .pair{grid-template-columns:1fr;gap:var(--space-3)}
  [data-mode="steps"][data-view="type"] .opt{padding:22px 20px;align-items:center}
  [data-mode="steps"][data-view="type"] .opt b{font-size:46px}
  [data-mode="steps"][data-view="type"] .opt span{font-size:18px}
  [data-mode="steps"][data-view="type"] .opt .go{display:block;margin-left:auto;width:26px;height:26px}
  [data-mode="steps"][data-view="type"] .facts{margin-top:var(--space-2)}
  [data-mode="steps"]:not([data-view="type"]) .opts{display:none}
  [data-mode="steps"] .pick{grid-template-columns:minmax(0,1fr)}
  [data-mode="steps"][data-view="date"] .times,[data-mode="steps"][data-view="time"] .cal{display:none}
  [data-mode="steps"] .grid{flex:none;grid-auto-rows:58px;gap:4px}
  [data-mode="steps"] .foot{display:block}
  [data-mode="steps"] .day{max-height:52px}
  [data-mode="steps"] .times h3{font-size:var(--size-4);margin:0 0 var(--space-3)}
  [data-mode="steps"] .slots{grid-template-columns:repeat(3,1fr);gap:10px}
  [data-mode="steps"] .slot{height:52px;font-size:16px}
}
@media (prefers-reduced-motion:reduce){*{transition-duration:0s!important;animation:none!important}}