/* SZ-MONITOR download page. Palette from in-app theme (ui/theme/Theme.kt). */
@font-face { font-family: "Geist"; src: url(/assets/fonts/geist-400.woff2) format("woff2"); font-weight: 400; font-display: swap; }
@font-face { font-family: "Geist"; src: url(/assets/fonts/geist-600.woff2) format("woff2"); font-weight: 600; font-display: swap; }
@font-face { font-family: "Geist Mono"; src: url(/assets/fonts/geist-mono-400.woff2) format("woff2"); font-weight: 400; font-display: swap; }

:root {
  --bg: #0b0d10; --s1: #12161b; --s2: #191e24;
  --line: rgb(255 255 255 / .08); --line-2: rgb(255 255 255 / .14);
  --text: #e8ebef; --dim: #a3abb6; --faint: #8a929d;
  --accent: #5cc8d4; --ink: #04272b;
  --mono: "Geist Mono", ui-monospace, monospace;
  color-scheme: dark;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0; color: var(--text);
  background:
    radial-gradient(900px 500px at 85% -10%, rgb(92 200 212 / .10), transparent 60%),
    var(--bg);
  font: 400 15px/1.6 "Geist", system-ui, sans-serif; -webkit-font-smoothing: antialiased;
}
/* subtle grain */
body::before {
  content: ""; position: fixed; inset: 0; pointer-events: none; z-index: 0; opacity: .035;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
body > * { position: relative; z-index: 1; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, p { margin: 0; }
img { display: block; max-width: 100%; height: auto; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 4px; }
.skip { position: absolute; left: -999px; top: 8px; z-index: 10; background: var(--accent); color: var(--ink); padding: 8px 12px; border-radius: 6px; }
.skip:focus { left: 8px; }
.wrap { max-width: 820px; margin: 0 auto; padding: 0 20px; }

.ic { display: inline-block; width: 18px; height: 18px; flex: none; background: currentColor; -webkit-mask: var(--i) center/contain no-repeat; mask: var(--i) center/contain no-repeat; }
.ic--sm { width: 14px; height: 14px; }
.ic--lg { width: 24px; height: 24px; color: var(--accent); }

/* Top bar */
.top { border-bottom: 1px solid var(--line); }
.top__in { height: 60px; display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.logo { display: flex; align-items: center; gap: 10px; font: 400 14px/1 var(--mono); letter-spacing: .04em; }
.logo img { border-radius: 7px; }
.top__help { font-size: 14px; color: var(--dim); transition: color .2s; }
.top__help:hover { color: var(--accent); }

/* Intro: editorial, left aligned */
.intro { padding: 56px 0 8px; }
h1 { font-size: clamp(32px, 5.4vw, 48px); line-height: 1.08; letter-spacing: -.035em; font-weight: 600; max-width: 18ch; text-wrap: balance; }
h1 em { font-style: italic; color: var(--accent); padding-bottom: 2px; }
.lead { margin-top: 18px; color: var(--dim); font-size: 17px; max-width: 48ch; text-wrap: pretty; }

.actions { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 28px; margin-top: 30px; }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  height: 50px; padding: 0 24px; border-radius: 6px; font-weight: 600; font-size: 15px; white-space: nowrap;
  transition: background .2s, transform .12s, box-shadow .2s;
}
.btn:active { transform: translateY(1px); }
.btn--primary { background: var(--accent); color: var(--ink); box-shadow: 0 10px 30px -12px rgb(92 200 212 / .7), inset 0 1px 0 rgb(255 255 255 / .35); }
.btn--primary:hover { background: #74d3dd; }
.btn--block { width: 100%; }
.link { display: inline-flex; align-items: center; gap: 6px; color: var(--text); font-weight: 600; border-bottom: 1px solid var(--line-2); padding-bottom: 2px; transition: border-color .2s, color .2s; }
.link:hover { color: var(--accent); border-color: var(--accent); }

.spec { display: flex; flex-wrap: wrap; gap: 6px 0; margin-top: 28px; font: 400 13px/1 var(--mono); color: var(--faint); }
.spec > span:not(:last-child)::after { content: "/"; margin: 0 12px; color: var(--line-2); }

/* Slider: native scroll-snap, JS only for dots/arrows */
.slider { margin-top: 44px; }
.slider__track {
  display: flex; gap: 12px; overflow-x: auto; scroll-snap-type: x mandatory; scroll-behavior: smooth;
  scrollbar-width: none; border-radius: 12px; outline-offset: 4px;
}
.slider__track::-webkit-scrollbar { display: none; }
.slide {
  position: relative; flex: 0 0 100%; margin: 0; scroll-snap-align: center;
  aspect-ratio: 16 / 9; overflow: hidden; border-radius: 12px; border: 1px solid var(--line);
  background: linear-gradient(180deg, var(--s2), var(--s1));
  display: grid; place-items: center;
}
.slide img { width: 100%; height: 100%; object-fit: contain; }
.slide--phone img { width: auto; height: 92%; border-radius: 14px; }
.slide figcaption { position: absolute; left: 14px; bottom: 12px; font: 400 11px/1 var(--mono); color: var(--text); background: rgb(11 13 16 / .75); padding: 6px 8px; border-radius: 4px; }
/* Phone screens: horizontal row of portrait shots, several visible at once */
.phones { margin-top: 64px; }
.phones__head { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.phones__track {
  display: flex; gap: 14px; margin-top: 18px; padding-bottom: 6px;
  overflow-x: auto; scroll-snap-type: x mandatory; scrollbar-width: none; outline-offset: 4px;
  overscroll-behavior-x: contain; touch-action: pan-x pan-y; cursor: grab;
}
.phones__track::-webkit-scrollbar { display: none; }
.phones__track.is-drag { cursor: grabbing; scroll-snap-type: none; user-select: none; }
.phone img { pointer-events: none; -webkit-user-drag: none; }
.phone { flex: 0 0 clamp(150px, 21vw, 210px); margin: 0; scroll-snap-align: start; }
.phone img { width: 100%; height: auto; display: block; border-radius: 18px; border: 1px solid var(--line); background: var(--s1); }
.phone figcaption { margin-top: 10px; font: 400 12px/1.3 var(--mono); color: var(--faint); }
.slider__bar { display: flex; align-items: center; justify-content: space-between; margin-top: 14px; }
.slider__dots { display: flex; gap: 6px; }
.slider__dots button { width: 8px; height: 8px; padding: 0; border: 0; border-radius: 999px; background: var(--line-2); cursor: pointer; transition: width .25s, background .25s; }
.slider__dots button[aria-selected="true"] { width: 24px; background: var(--accent); }
.slider__nav { display: flex; gap: 8px; }
.slider__btn { width: 38px; height: 38px; display: grid; place-items: center; border-radius: 6px; border: 1px solid var(--line-2); background: transparent; color: var(--text); cursor: pointer; transition: border-color .2s, color .2s, opacity .2s; }
.slider__btn:hover:not(:disabled) { border-color: var(--accent); color: var(--accent); }
.slider__btn:disabled { opacity: .35; cursor: default; }

/* Blocks */
.block { margin-top: 64px; }
.block h2 { font-size: 20px; font-weight: 600; letter-spacing: -.02em; margin-bottom: 18px; }

.features { list-style: none; margin: 0; padding: 0; display: grid; gap: 0 32px; }
@media (min-width: 640px) { .features { grid-template-columns: 1fr 1fr; } }
.features li { padding: 14px 0; border-top: 1px solid var(--line); display: grid; gap: 2px; }
.features b { font-weight: 600; }
.features span { color: var(--dim); font-size: 14px; }

.req { display: inline-block; margin-left: 6px; padding: 2px 6px; border-radius: 4px; vertical-align: 2px; font: 400 10px/1.2 var(--mono); font-style: normal; letter-spacing: .06em; color: var(--accent); background: rgb(92 200 212 / .12); border: 1px solid rgb(92 200 212 / .3); }
.notice { display: flex; gap: 12px; align-items: flex-start; margin-top: 20px; padding: 14px 16px; border-radius: 10px; background: rgb(230 168 74 / .08); border: 1px solid rgb(230 168 74 / .3); color: var(--dim); font-size: 14px; }
.notice > .ic { color: #e6a84a; margin-top: 2px; }
.notice b { color: var(--text); font-weight: 600; }
.notice .req { margin: 0 2px; }
.price { display: grid; gap: 28px; align-items: start; scroll-margin-top: 24px; }
@media (min-width: 700px) { .price { grid-template-columns: 300px 1fr; gap: 40px; } }
.price__card { padding: 24px; border-radius: 12px; background: linear-gradient(170deg, rgb(92 200 212 / .12), var(--s1) 55%); border: 1px solid rgb(92 200 212 / .28); }
.price__label { color: var(--dim); font-size: 14px; }
.price__value { margin-top: 8px; font-size: 38px; font-weight: 600; letter-spacing: -.03em; font-variant-numeric: tabular-nums; }
.price__note { color: var(--faint); font-size: 13px; margin: 2px 0 20px; }
.steps { list-style: none; margin: 0; padding: 0; counter-reset: s; display: grid; gap: 18px; }
.steps li { counter-increment: s; display: grid; grid-template-columns: 32px 1fr; column-gap: 12px; color: var(--dim); font-size: 14px; }
.steps li::before { content: "0" counter(s); grid-row: span 2; font: 400 13px/1.6 var(--mono); color: var(--accent); }
.steps b { color: var(--text); font-weight: 600; font-size: 15px; }

.info { margin: 0; }
.info div { display: grid; grid-template-columns: 96px 1fr; gap: 12px; padding: 12px 0; border-top: 1px solid var(--line); font-size: 14px; }
.info dt { color: var(--faint); }
.info dd { margin: 0; }
.info code { font: 400 12px/1.5 var(--mono); color: var(--dim); word-break: break-all; }

.row { display: flex; align-items: center; gap: 14px; padding: 14px; border-radius: 12px; border: 1px solid var(--line); transition: border-color .2s, background .2s; }
.row img { border-radius: 10px; }
.row div { flex: 1; display: grid; }
.row span { color: var(--dim); font-size: 13px; }
.row .ic { color: var(--accent); }
.row:hover { border-color: rgb(92 200 212 / .4); background: var(--s1); }

.foot { margin-top: 72px; padding-top: 24px; padding-bottom: 40px; border-top: 1px solid var(--line); display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; color: var(--faint); font-size: 12px; }
.foot a { color: var(--dim); }
.foot a:hover { color: var(--accent); }

@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } * { transition: none !important; } }

/* Top nav */
.top__nav { display: flex; gap: 22px; font-size: 14px; }
.top__nav a { color: var(--dim); transition: color .2s; }
.top__nav a:hover { color: var(--accent); }
@media (max-width: 420px) { .top__nav { gap: 14px; font-size: 13px; } }

/* Two apps side by side */
.apps { display: grid; gap: 16px; }
@media (min-width: 760px) { .apps { grid-template-columns: 1fr 1fr; } }
.app { padding: 20px 20px 6px; border-radius: 12px; border: 1px solid var(--line); background: var(--s1); }
.app__head { margin-bottom: 6px; }
.app__tag { font: 400 11px/1 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--accent); }
.app__tag--free { color: #7fcf9c; }
.app h3 { margin: 8px 0 4px; font-size: 17px; font-weight: 600; letter-spacing: -.01em; }
.app .features { grid-template-columns: 1fr; }
.app .features li:last-child { border-bottom: 0; }
.new { display: inline-block; margin-left: 6px; padding: 2px 6px; border-radius: 4px; vertical-align: 2px; font: 400 10px/1.2 var(--mono); font-style: normal; letter-spacing: .06em; color: #7fcf9c; background: rgb(127 207 156 / .12); border: 1px solid rgb(127 207 156 / .3); }

/* Sync flow */
.flow { list-style: none; margin: 0; padding: 0; counter-reset: f; display: grid; gap: 12px; }
@media (min-width: 700px) { .flow { grid-template-columns: repeat(3, 1fr); } }
.flow li { counter-increment: f; padding: 16px; border-radius: 10px; border: 1px solid var(--line); display: grid; gap: 4px; align-content: start; }
.flow li::before { content: "0" counter(f); font: 400 12px/1 var(--mono); color: var(--accent); margin-bottom: 6px; }
.flow b { font-weight: 600; }
.flow span { color: var(--dim); font-size: 14px; }

/* Downloads */
.dl { display: grid; gap: 10px; }
@media (min-width: 640px) { .dl { grid-template-columns: 1fr 1fr; } }
.hint { margin-top: 14px; color: var(--faint); font-size: 13px; }

/* FAQ */
.faq details { border-top: 1px solid var(--line); }
.faq details:last-child { border-bottom: 1px solid var(--line); }
.faq summary { cursor: pointer; list-style: none; padding: 14px 28px 14px 0; font-weight: 600; position: relative; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 4px; top: 12px; font: 400 18px/1 var(--mono); color: var(--faint); transition: transform .2s; }
.faq details[open] summary::after { transform: rotate(45deg); color: var(--accent); }
.faq p { padding: 0 0 16px; color: var(--dim); font-size: 14px; max-width: 64ch; }
.info div { grid-template-columns: 110px 1fr; }