/* app.css — the app pages (Kaffe Time, Wspr, Tidy Lite).
 *
 * Same layout, type and palette as The Browser's page (the-browser/index.html);
 * only the accent changes. Each page sets its accent on :root:
 *   --a-d / --a-l      accent in dark / light
 *   --ai-d / --ai-l    text on the accent in dark / light
 *   --g-d / --g-l      accent glow in dark / light
 */
:root{
  color-scheme: dark;
  --bg:#070F0D; --bg2:#0B1613; --panel:#0E1B17; --panel2:#122420; --hair:#1B2C27; --hair2:#26392F;
  --ink:#EEF5F1; --sub:#9BB0A7; --faint:#63796F;
  --acc:var(--a-d); --acc-ink:var(--ai-d); --glow:var(--g-d);
  --sans:-apple-system,BlinkMacSystemFont,"SF Pro Display","SF Pro Text","Segoe UI",system-ui,"Helvetica Neue",Arial,sans-serif;
  --mono:ui-monospace,"SF Mono",Menlo,"Cascadia Mono",monospace;
  --maxw:1120px;
  --r-tile:20px;
}
@media (prefers-color-scheme: light){
  :root{
    color-scheme: light;
    --bg:#FBFCFB; --bg2:#F2F5F3; --panel:#FFFFFF; --panel2:#F4F7F5; --hair:#E4EAE6; --hair2:#D6DED9;
    --ink:#0B1714; --sub:#516059; --faint:#7C8C84;
    --acc:var(--a-l); --acc-ink:var(--ai-l); --glow:var(--g-l);
  }
}
/* Manual theme override (attribute selectors outrank the media query). */
:root[data-theme="dark"]{ color-scheme:dark;
  --bg:#070F0D; --bg2:#0B1613; --panel:#0E1B17; --panel2:#122420; --hair:#1B2C27; --hair2:#26392F;
  --ink:#EEF5F1; --sub:#9BB0A7; --faint:#63796F; --acc:var(--a-d); --acc-ink:var(--ai-d); --glow:var(--g-d); }
:root[data-theme="light"]{ color-scheme:light;
  --bg:#FBFCFB; --bg2:#F2F5F3; --panel:#FFFFFF; --panel2:#F4F7F5; --hair:#E4EAE6; --hair2:#D6DED9;
  --ink:#0B1714; --sub:#516059; --faint:#7C8C84; --acc:var(--a-l); --acc-ink:var(--ai-l); --glow:var(--g-l); }

*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--sans);font-size:17px;line-height:1.6;
     -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;overflow-x:hidden}
a{color:var(--acc);text-decoration:none}
a:hover{text-decoration:underline}
:focus-visible{outline:2px solid var(--acc);outline-offset:3px;border-radius:8px}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
h1,h2,h3{letter-spacing:-.028em;line-height:1.05;margin:0}

/* ---- buttons ---- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:600;font-size:16px;
     padding:13px 24px;border-radius:999px;border:1px solid transparent;transition:transform .12s ease,background .2s ease,border-color .2s ease}
.btn:hover{text-decoration:none}
.btn:active{transform:translateY(1px) scale(.99)}
.btn.ghost{border-color:var(--hair2);color:var(--ink);background:color-mix(in srgb,var(--panel) 60%,transparent)}
.btn.ghost:hover{border-color:var(--acc)}
/* Stands where the App Store badge will go once the app is published. */
.soon{display:inline-flex;align-items:center;gap:10px;height:52px;padding:0 22px;border-radius:14px;
      font-weight:650;font-size:16px;color:var(--ink);background:var(--panel);border:1px solid var(--hair2)}
.soon i{width:9px;height:9px;border-radius:50%;background:var(--acc);box-shadow:0 0 0 4px color-mix(in srgb,var(--acc) 22%,transparent)}
/* Official App Store badge (unaltered Apple artwork; black on light grounds,
   white on dark). Height is above Apple's 40px minimum and the .cta gap keeps
   the required clear space around it. */
.badge{display:inline-flex;align-items:center;border:0;background:none;padding:0;line-height:0}
.badge:hover{text-decoration:none;opacity:.85}
.badge img{height:52px;width:auto;display:block}
.badge .b-light{display:none}
.badge .b-dark{display:block}
@media (prefers-color-scheme:light){
  :root:not([data-theme]) .badge .b-dark{display:none}
  :root:not([data-theme]) .badge .b-light{display:block}
}
:root[data-theme="light"] .badge .b-dark{display:none}
:root[data-theme="light"] .badge .b-light{display:block}
:root[data-theme="dark"] .badge .b-dark{display:block}
:root[data-theme="dark"] .badge .b-light{display:none}

/* ---- hero ---- */
.hero{position:relative;text-align:center;padding:clamp(56px,9vw,96px) 0 clamp(40px,6vw,64px);overflow:hidden}
.hero::before{content:"";position:absolute;inset:-30% 0 auto 0;height:70%;z-index:-1;
   background:radial-gradient(60% 60% at 50% 0%, var(--glow), transparent 70%);opacity:.6;filter:blur(20px)}
.appicon{width:96px;height:96px;border-radius:22px;
   box-shadow:0 26px 60px -22px var(--glow),0 0 0 1px color-mix(in srgb,var(--acc) 16%,transparent);margin:0 auto 28px;display:block}
.hero canvas.mark{display:block;width:min(620px,90vw);height:clamp(74px,13vw,132px);margin:0 auto 24px;color:var(--ink)}
.hero h1{font-size:clamp(30px,5.2vw,54px);font-weight:680;max-width:16ch;margin:0 auto;text-wrap:balance}
.hero p.sub{color:var(--sub);font-size:clamp(17px,2.2vw,20px);max-width:52ch;margin:18px auto 0;text-wrap:pretty;line-height:1.5}
.cta{display:flex;gap:12px;justify-content:center;align-items:center;flex-wrap:wrap;margin-top:34px}
.plat{margin-top:18px;font-size:14px;color:var(--faint)}

/* scroll-margin keeps anchored sections clear of the 56px sticky header. */
section{padding:clamp(56px,8vw,92px) 0;position:relative;scroll-margin-top:72px}
section + section{border-top:1px solid var(--hair)}
.lead{max-width:22ch;font-size:clamp(26px,4vw,42px);font-weight:660;text-wrap:balance}
.lead.center{max-width:24ch;margin:0 auto;text-align:center}
.desc{color:var(--sub);font-size:clamp(17px,2vw,19px);max-width:60ch;margin:18px 0 0;line-height:1.55}
.desc.center{margin:18px auto 0;text-align:center}

/* ---- bento ----
   t-lead: wide first tile · t-tall: two rows · t-a/t-b: thirds · t-c/t-d: halves */
.bento{display:grid;grid-template-columns:repeat(6,1fr);gap:14px;margin-top:44px}
.tile{background:var(--panel);border:1px solid var(--hair);border-radius:var(--r-tile);padding:26px;
      display:flex;flex-direction:column;justify-content:flex-end;min-height:200px;transition:transform .18s ease,border-color .18s ease}
.tile:hover{transform:translateY(-3px);border-color:var(--hair2)}
/* Feature icons: Phosphor (MIT), the same set The Browser's page uses. */
.tile .ic{width:28px;height:28px;color:var(--acc);margin-bottom:auto;flex:0 0 auto}
.tile .ic svg{width:100%;height:100%;display:block}
.tile h3{font-size:21px;font-weight:640;margin-bottom:8px}
.tile p{color:var(--sub);font-size:15.5px;line-height:1.5;margin:0}
.t-lead{grid-column:span 4;justify-content:flex-start;
      background:radial-gradient(120% 140% at 0% 0%, color-mix(in srgb,var(--acc) 26%,var(--panel)), var(--panel) 60%)}
.t-lead .ic{margin-bottom:18px}
.t-lead h3{font-size:clamp(24px,3vw,32px);max-width:18ch}
.t-lead p{font-size:17px;max-width:52ch;margin-top:10px}
.t-tall{grid-column:span 2;grid-row:span 2;background:linear-gradient(180deg,var(--panel2),var(--panel))}
.t-a,.t-b{grid-column:span 2}
.t-c{grid-column:span 3}
.t-d{grid-column:span 3;flex-direction:row;align-items:center;gap:20px}
.t-d img{width:66px;height:66px;border-radius:15px;flex:0 0 auto;
      box-shadow:0 14px 30px -16px var(--glow),0 0 0 1px color-mix(in srgb,var(--acc) 14%,transparent)}
.t-d div{min-width:0}
@media(max-width:900px){
  .bento{grid-template-columns:repeat(2,1fr)}
  .t-lead,.t-tall,.t-a,.t-b,.t-c,.t-d{grid-column:span 2;grid-row:auto}
}
@media(max-width:560px){.bento{grid-template-columns:1fr}.t-lead,.t-tall,.t-a,.t-b,.t-c,.t-d{grid-column:span 1}}

/* ---- capability pills ---- */
.pills{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px}
.pill{font-size:14.5px;color:var(--ink);border:1px solid var(--hair2);background:var(--panel);
      border-radius:999px;padding:9px 15px}
.pill b{color:var(--acc);font-weight:600}

/* ---- privacy statement ---- */
.stmt{background:var(--bg2)}
.stmt .row{display:grid;grid-template-columns:1fr;gap:22px;margin-top:34px}
@media(min-width:820px){.stmt .row{grid-template-columns:repeat(3,1fr);gap:0;
      border:1px solid var(--hair);border-radius:var(--r-tile);overflow:hidden;background:var(--hair)}}
.stmt .row .cell{background:var(--bg2);padding:26px}
.stmt .cell h4{font-size:17px;font-weight:640;margin:0 0 8px}
.stmt .cell p{color:var(--sub);font-size:15px;line-height:1.5;margin:0}

/* ---- split ---- */
.split{display:grid;grid-template-columns:1fr;gap:40px;align-items:center;margin-top:40px}
@media(min-width:880px){.split{grid-template-columns:1.05fr .95fr;gap:56px}}
.split .copy h3{font-size:16px;font-weight:640;margin:22px 0 8px;color:var(--ink)}
.split .copy h3:first-of-type{margin-top:0}
.split .copy p{color:var(--sub);font-size:16px;margin:0 0 6px;line-height:1.55}
.split .copy p b{color:var(--ink);font-weight:620}
.wall{position:relative;background:linear-gradient(180deg,var(--panel2),var(--panel));
      border:1px solid var(--hair);border-radius:24px;padding:30px;overflow:hidden}
.wall::before{content:"";position:absolute;inset:auto -20% -40% -20%;height:70%;
      background:radial-gradient(60% 100% at 50% 100%,var(--glow),transparent 70%);opacity:.5}
.wall .cap{font-size:13.5px;color:var(--faint);margin:0 0 16px;position:relative}
.wall .rowm{display:flex;flex-wrap:wrap;gap:9px;position:relative}
.wall .m{font-family:var(--mono);font-size:13px;color:var(--ink);border:1px solid var(--hair2);
      background:color-mix(in srgb,var(--panel) 70%,transparent);border-radius:10px;padding:9px 12px}
.wall .m b{color:var(--acc)}
.wall .m.alt{border-color:color-mix(in srgb,var(--acc) 40%,transparent);color:var(--acc)}
/* A tall sheet standing in for the wall (Tidy Lite's Recovery steps). */
.split figure.win img{max-width:430px}

/* ---- product shots ----
   Phone frame copied from The Browser's page (the-browser/index.html), which
   explains the proportions. Rows hold three phones; .wins holds Mac windows. */
.screens{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(18px,3.4vw,42px);
  margin:clamp(40px,5vw,60px) auto 0;align-items:start;max-width:880px}
.screens + .screens,.screens + .wins,.wins + .screens{margin-top:clamp(44px,6vw,78px)}
figure.phone,figure.win{margin:0;display:flex;flex-direction:column;align-items:center;gap:15px}
.phone .frame{position:relative;width:100%;aspect-ratio:1206/2622;padding:2.5%;
  border-radius:14%/6.4%;
  background:linear-gradient(150deg,#454f4b 0%,#1b2622 38%,#0a1210 100%);
  box-shadow:0 30px 55px -28px rgba(0,0,0,.7),0 1px 0 rgba(255,255,255,.14) inset}
.phone .frame img{width:100%;height:100%;object-fit:cover;display:block;border-radius:11.6%/5.3%}
.phone .frame::after{content:"";position:absolute;left:50%;top:3.6%;transform:translateX(-50%);
  width:31%;height:4%;background:#050a09;border-radius:999px;z-index:2}
/* Mac captures are the window itself, rounded corners included (transparent
   PNG), so the shadow follows the window's shape instead of adding a frame. */
.wins{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:clamp(18px,3.4vw,42px);
  margin:clamp(40px,5vw,60px) auto 0;align-items:end;max-width:1040px}
.wins .wide{grid-column:1/-1}
/* A sheet is smaller than a window; capped, it stands as tall as the window beside it. */
.wins .sheet img{max-width:400px}
figure.win img{width:100%;height:auto;display:block;
  filter:drop-shadow(0 24px 34px rgba(0,0,0,.42)) drop-shadow(0 0 1px rgba(0,0,0,.35))}
figcaption{font-size:14px;line-height:1.45;color:var(--sub);text-align:center;text-wrap:balance;max-width:22ch}
figure.win figcaption{max-width:36ch}
.legalnote{font-size:12.5px;line-height:1.55;color:var(--faint);text-align:center;
  max-width:64ch;margin:clamp(30px,4vw,44px) auto 0;text-wrap:pretty}
@media(max-width:820px){
  .screens{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px;max-width:520px}
  /* odd one out centres itself instead of hanging in a half-empty row */
  .screens figure:last-child{grid-column:span 2;max-width:48%;margin:0 auto}
}
@media(max-width:620px){.wins{grid-template-columns:1fr;gap:34px}}
@media(max-width:520px){
  .screens{grid-template-columns:1fr;gap:34px;max-width:260px}
  .screens figure:last-child{grid-column:auto;max-width:none}
}

/* ---- download ---- */
.download{text-align:center}
.download .appicon{width:78px;height:78px;border-radius:19px;margin:0 auto 24px}

/* ---- scroll reveal ---- */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .7s cubic-bezier(.16,1,.3,1),transform .7s cubic-bezier(.16,1,.3,1)}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}}