/* Kanda Apps — design system.
   Dark-first, light-aware, no external assets or webfonts. */

:root{
  --bg:#0A0A0F; --bg2:#101018; --card:#14141D; --line:#24242F;
  --fg:#F2F2F7; --muted:#8E8E9E;
  --a1:#A78BFA; --a2:#C4B5FD; --a3:#7C5CE6;
  --radius:18px; --maxw:1080px;
  --shadow:0 20px 60px rgba(0,0,0,.45);
}
@media (prefers-color-scheme: light){
  :root{
    --bg:#FFFFFF; --bg2:#F7F7FB; --card:#FFFFFF; --line:#E6E6EF;
    --fg:#14141B; --muted:#5E5E70;
    --a1:#7C5CE6; --a2:#A78BFA; --a3:#5B3FC4;
    --shadow:0 18px 50px rgba(20,20,40,.10);
  }
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0; background:var(--bg); color:var(--fg);
  font:17px/1.65 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",sans-serif;
  -webkit-font-smoothing:antialiased; overflow-x:hidden;
}
img,svg{max-width:100%;display:block}
a{color:var(--a1);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.narrow{max-width:760px}

/* ---- nav ---- */
.nav{position:sticky;top:0;z-index:50;backdrop-filter:saturate(160%) blur(14px);
  background:color-mix(in srgb,var(--bg) 78%,transparent);border-bottom:1px solid var(--line)}
.nav .wrap{display:flex;align-items:center;gap:14px;height:64px}
.logo{display:flex;align-items:center;gap:11px;color:inherit;font-weight:700;letter-spacing:-.2px}
.logo:hover{text-decoration:none}
.logo .glyph{width:30px;height:30px;border-radius:9px;flex:0 0 auto;
  background:url("icon.svg") center/cover no-repeat;
  box-shadow:0 4px 14px color-mix(in srgb,var(--a1) 40%,transparent)}
/* The wordmark replaces glyph-plus-text. Sized by height so it sits on the
   same baseline as the nav whatever its pixel width, and capped by max-width
   so a narrow phone shrinks it rather than pushing the nav off screen. */
.logo .wordmark{height:26px;width:auto;max-width:46vw;display:block}
.logo:has(.wordmark){font-size:0}
.nav nav{margin-left:auto;display:flex;gap:22px;font-size:15px}
.nav nav a{color:var(--muted)}
.nav nav a:hover{color:var(--fg);text-decoration:none}

/* ---- hero ---- */
.hero{position:relative;padding:104px 0 88px;overflow:hidden}
.hero::before{content:"";position:absolute;inset:-30% -20% auto;height:120%;z-index:-1;
  background:
    radial-gradient(48% 42% at 22% 28%, color-mix(in srgb,var(--a1) 34%,transparent), transparent 70%),
    radial-gradient(42% 38% at 78% 18%, color-mix(in srgb,#6BE8FF 22%,transparent), transparent 70%),
    radial-gradient(46% 44% at 62% 76%, color-mix(in srgb,#FF9ED2 20%,transparent), transparent 72%);
  filter:blur(28px);animation:drift 22s ease-in-out infinite alternate}
@keyframes drift{from{transform:translate3d(-2%,-1%,0) scale(1)}to{transform:translate3d(3%,2%,0) scale(1.08)}}
@media (prefers-reduced-motion:reduce){.hero::before{animation:none}}

h1{font-size:clamp(38px,6.2vw,68px);line-height:1.04;letter-spacing:-2px;margin:0 0 20px;font-weight:800}
h2{font-size:clamp(26px,3.4vw,38px);line-height:1.15;letter-spacing:-1px;margin:0 0 14px;font-weight:750}
h3{font-size:20px;letter-spacing:-.3px;margin:0 0 8px;font-weight:700}
.grad{background:linear-gradient(115deg,var(--a1),var(--a2) 55%,#6BE8FF);
  -webkit-background-clip:text;background-clip:text;color:transparent}
.lede{font-size:clamp(17px,2vw,21px);color:var(--muted);max-width:60ch;margin:0 0 32px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;letter-spacing:1.4px;
  text-transform:uppercase;color:var(--a1);margin-bottom:18px}
.eyebrow::before{content:"";width:22px;height:2px;border-radius:2px;background:linear-gradient(90deg,var(--a1),transparent)}

/* ---- buttons ---- */
.btn{display:inline-flex;align-items:center;gap:9px;padding:14px 24px;border-radius:999px;font-weight:700;
  font-size:16px;border:1px solid transparent;transition:transform .18s ease,box-shadow .18s ease}
.btn:hover{text-decoration:none;transform:translateY(-2px)}
.btn-primary{background:linear-gradient(115deg,var(--a1),var(--a2));color:#14101F;
  box-shadow:0 10px 30px color-mix(in srgb,var(--a1) 40%,transparent)}
.btn-ghost{border-color:var(--line);color:var(--fg);background:var(--card)}
.btns{display:flex;gap:12px;flex-wrap:wrap;align-items:center}

/* ---- sections & cards ---- */
section{padding:84px 0}
.section-alt{background:var(--bg2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.grid{display:grid;gap:20px}
.g2{grid-template-columns:repeat(auto-fit,minmax(300px,1fr))}
.g3{grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:26px;
  transition:transform .2s ease,border-color .2s ease}
.card:hover{transform:translateY(-3px);border-color:color-mix(in srgb,var(--a1) 45%,var(--line))}
.card p{color:var(--muted);margin:0}
.icon{width:42px;height:42px;border-radius:12px;display:grid;place-items:center;margin-bottom:16px;
  background:color-mix(in srgb,var(--a1) 16%,transparent);color:var(--a1)}
.icon svg{width:21px;height:21px;stroke:currentColor;fill:none;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}

/* ---- phone mock ---- */
.mock{width:268px;aspect-ratio:9/19.5;border-radius:40px;padding:9px;margin:0 auto;
  background:linear-gradient(160deg,#2A2A36,#0D0D14);box-shadow:var(--shadow);flex:0 0 auto}
.screen{width:100%;height:100%;border-radius:32px;background:#08080C;overflow:hidden;
  display:flex;flex-direction:column;position:relative}
.screen .photo{flex:1;background:
  radial-gradient(60% 50% at 30% 25%, #FFCDA8, transparent 70%),
  radial-gradient(70% 60% at 75% 65%, #7FB3D5, transparent 70%),
  linear-gradient(160deg,#3A2E4A,#16202C)}
.screen .bar{display:flex;gap:6px;padding:9px;background:#0B0B11}
.screen .bar i{flex:1;height:34px;border-radius:9px;background:#191922}
.screen .bar i.on{background:linear-gradient(115deg,var(--a1),var(--a2))}
.screen .strip{display:flex;gap:5px;padding:0 9px 9px;background:#0B0B11}
.screen .strip i{width:34px;height:34px;border-radius:9px;flex:0 0 auto}
.split{display:flex;gap:44px;align-items:center;flex-wrap:wrap;justify-content:center}
.split>div:first-child{flex:1 1 340px;min-width:300px}

/* ---- pricing ---- */
.price{display:flex;align-items:baseline;gap:8px;margin:6px 0 18px}
.price b{font-size:40px;letter-spacing:-1.5px}
.price span{color:var(--muted)}
.ticks{list-style:none;padding:0;margin:0}
.ticks li{display:flex;gap:11px;align-items:flex-start;margin-bottom:11px;color:var(--muted)}
.ticks li::before{content:"";width:19px;height:19px;border-radius:50%;flex:0 0 auto;margin-top:2px;
  background:color-mix(in srgb,var(--a1) 18%,transparent);
  background-image:linear-gradient(var(--a1),var(--a1));background-size:9px 2px;
  background-repeat:no-repeat;background-position:center}
.badge{display:inline-block;padding:5px 12px;border-radius:999px;font-size:12px;font-weight:800;
  letter-spacing:.6px;background:linear-gradient(115deg,var(--a1),var(--a2));color:#14101F}

/* ---- prose (privacy / terms) ---- */
.prose{max-width:760px}
.prose h2{font-size:24px;margin:44px 0 12px}
.prose h3{margin:28px 0 8px}
.prose p,.prose li{color:var(--fg)}
.prose ul{padding-left:22px}
.prose li{margin-bottom:7px}
.prose table{width:100%;border-collapse:collapse;margin:18px 0;font-size:15px;display:block;overflow-x:auto}
.prose th,.prose td{border:1px solid var(--line);padding:10px 13px;text-align:left}
.prose th{background:var(--bg2)}
.prose code{background:var(--bg2);padding:2px 7px;border-radius:6px;font-size:14px}
.prose blockquote{border-left:3px solid var(--a1);margin:20px 0;padding:10px 18px;background:var(--bg2);
  border-radius:0 10px 10px 0}
.prose hr{border:0;border-top:1px solid var(--line);margin:36px 0}
.meta{color:var(--muted);font-size:15px;margin:-6px 0 34px}

/* ---- footer ---- */
footer{border-top:1px solid var(--line);padding:52px 0 64px;color:var(--muted);font-size:15px}
footer .cols{display:flex;gap:48px;flex-wrap:wrap;justify-content:space-between}
footer a{color:var(--muted);display:block;margin-bottom:9px}
footer a:hover{color:var(--fg);text-decoration:none}
footer h4{color:var(--fg);font-size:14px;letter-spacing:.6px;text-transform:uppercase;margin:0 0 14px}

/* ---- reveal ---- */
/* Hidden until scrolled into view — but only when JS is available to reveal
   it again. Without the html.js guard, a blocked script leaves the whole page
   blank, which is a far worse outcome than losing an animation. */
html.js .reveal{opacity:0;transform:translateY(16px);transition:opacity .6s ease,transform .6s ease}
html.js .reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){html.js .reveal{opacity:1;transform:none;transition:none}}

/* ---- legal pages ------------------------------------------------------- */
.legal-hero{padding:64px 0 40px;position:relative;overflow:hidden;border-bottom:1px solid var(--line)}
.legal-hero::before{content:"";position:absolute;inset:-60% -10% auto;height:180%;z-index:-1;
  background:radial-gradient(40% 50% at 20% 40%, color-mix(in srgb,var(--a1) 26%,transparent),transparent 70%),
             radial-gradient(38% 46% at 80% 30%, color-mix(in srgb,#6BE8FF 16%,transparent),transparent 70%);
  filter:blur(30px)}
.legal-hero h1{font-size:clamp(32px,4.6vw,50px);margin-bottom:10px}
.legal-hero .meta{margin:0}

.legal{display:grid;grid-template-columns:220px 1fr;gap:56px;align-items:start;padding:52px 0 96px}
@media (max-width:880px){.legal{grid-template-columns:1fr;gap:28px}}

.toc{position:sticky;top:88px;font-size:14.5px;line-height:1.5}
@media (max-width:880px){.toc{position:static;background:var(--bg2);border:1px solid var(--line);
  border-radius:var(--radius);padding:20px 22px}}
.toc h4{font-size:12px;letter-spacing:1.2px;text-transform:uppercase;color:var(--muted);margin:0 0 14px}
.toc ol{list-style:none;margin:0;padding:0;counter-reset:toc}
.toc li{counter-increment:toc;margin-bottom:9px;display:flex;gap:9px}
.toc li::before{content:counter(toc);flex:0 0 18px;text-align:right;color:var(--muted);
  font-variant-numeric:tabular-nums;font-size:12.5px;padding-top:2px}
.toc a{color:var(--muted)}
.toc a:hover,.toc a.active{color:var(--fg);text-decoration:none}

.prose h2{scroll-margin-top:88px;display:flex;gap:12px;align-items:baseline;
  font-size:23px;margin:52px 0 14px;padding-top:22px;border-top:1px solid var(--line)}
.prose h2:first-of-type{border-top:0;padding-top:0;margin-top:0}
.prose h2 .n{font-size:13px;font-weight:800;color:var(--a1);letter-spacing:1px;
  font-variant-numeric:tabular-nums;flex:0 0 auto;padding-top:4px}
.prose>p:first-child{font-size:19px;color:var(--muted)}
.prose strong{color:var(--fg);font-weight:700}
.prose ul{list-style:none;padding-left:0}
.prose ul li{position:relative;padding-left:26px;margin-bottom:9px}
.prose ul li::before{content:"";position:absolute;left:6px;top:11px;width:6px;height:6px;
  border-radius:50%;background:var(--a1);opacity:.8}
.prose table{border:1px solid var(--line);border-radius:12px;overflow:hidden}
.prose th{background:var(--bg2);font-size:13px;letter-spacing:.5px;text-transform:uppercase;color:var(--muted)}
.prose td,.prose th{border:0;border-bottom:1px solid var(--line)}
.prose tr:last-child td{border-bottom:0}
.prose blockquote{border:0;border-left:3px solid var(--a1);background:var(--bg2)}

/* Highlighted opener — "the short version" and equivalents. */
.keypoints{background:linear-gradient(150deg,color-mix(in srgb,var(--a1) 12%,var(--card)),var(--card));
  border:1px solid color-mix(in srgb,var(--a1) 35%,var(--line));border-radius:var(--radius);
  padding:26px 28px;margin:28px 0 8px}
.keypoints h2{border:0;padding:0;margin:0 0 14px}
.keypoints ul li::before{background:var(--a1);opacity:1}

.totop{display:inline-flex;align-items:center;gap:8px;margin-top:44px;font-size:15px;color:var(--muted)}