/* Snello website. Layout: a sky the balloon climbs through, then the two apps you can try,
   then the house rules (safety levels, the pile), privacy and a plain price. */
:root {
  --bg: #FBF7F1;            /* app canvas, light */
  --bg-2: #F5E6E8;          /* blush sky */
  --fg: #22130F;
  --fg-2: #6B5A57;
  --fg-3: #9C8B88;
  --line: rgba(80, 30, 40, .12);
  --glass: rgba(255, 255, 255, .62);
  --glass-strong: rgba(255, 255, 255, .82);
  --rim: rgba(255, 255, 255, .55);
  --wine: #B03A58;          /* Theme.wine */
  --bordeaux: #7B1E3A;      /* Theme.bordeaux */
  --gold: #E2A852;          /* Theme.gold */
  --accent: #8C1D40;        /* AccentColor light */
  --on-accent: #FFF7F4;
  /* SwiftUI system colors used by the app */
  --green: #34C759; --blue: #007AFF; --orange: #FF9500; --purple: #AF52DE; --teal: #30B0C7;
  --pink: #FF2D55; --indigo: #5856D6; --yellow: #FFCC00; --cyan: #32ADE6; --brown: #A2845E; --red: #FF3B30; --gray: #8E8E93;
  --shadow: 0 30px 80px -30px rgba(90, 20, 40, .35), 0 2px 8px rgba(90, 20, 40, .06);
  --win-bg: #FBF7F1;
  --card: #FFFFFF;
  --chrome: rgba(246, 240, 236, .9);

  --f-text: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --f-round: ui-rounded, "SF Pro Rounded", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --f-mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  --max: 1180px;
}
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) {
  --bg: #180E12; --bg-2: #2A1219; --fg: #F6ECEA; --fg-2: #C2ABAF; --fg-3: #8E7A7E;
  --line: rgba(255, 220, 230, .12); --glass: rgba(50, 26, 34, .58); --glass-strong: rgba(48, 24, 32, .86); --rim: rgba(255, 255, 255, .12);
  --accent: #D9607F; --on-accent: #22070F;
  --green: #30D158; --blue: #0A84FF; --orange: #FF9F0A; --purple: #BF5AF2; --teal: #40C8E0; --pink: #FF375F; --indigo: #5E5CE6; --yellow: #FFD60A; --cyan: #64D2FF; --brown: #AC8E68; --red: #FF453A; --gray: #98989D;
  --shadow: 0 40px 90px -30px rgba(0, 0, 0, .8), 0 2px 8px rgba(0, 0, 0, .3);
  --win-bg: #180E12; --card: #2A1A20; --chrome: rgba(40, 22, 28, .92);
  color-scheme: dark;
} }
:root[data-theme="dark"] {
  --bg: #180E12; --bg-2: #2A1219; --fg: #F6ECEA; --fg-2: #C2ABAF; --fg-3: #8E7A7E;
  --line: rgba(255, 220, 230, .12); --glass: rgba(50, 26, 34, .58); --glass-strong: rgba(48, 24, 32, .86); --rim: rgba(255, 255, 255, .12);
  --accent: #D9607F; --on-accent: #22070F;
  --green: #30D158; --blue: #0A84FF; --orange: #FF9F0A; --purple: #BF5AF2; --teal: #40C8E0; --pink: #FF375F; --indigo: #5E5CE6; --yellow: #FFD60A; --cyan: #64D2FF; --brown: #AC8E68; --red: #FF453A; --gray: #98989D;
  --shadow: 0 40px 90px -30px rgba(0, 0, 0, .8), 0 2px 8px rgba(0, 0, 0, .3);
  --win-bg: #180E12; --card: #2A1A20; --chrome: rgba(40, 22, 28, .92);
  color-scheme: dark;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--fg); font: 17px/1.5 var(--f-text); -webkit-font-smoothing: antialiased; overflow-x: hidden; }
body::before { content: ""; position: fixed; inset: 0 0 auto; height: env(safe-area-inset-top, 0px); z-index: 40; background: var(--bg); }
img { max-width: 100%; display: block; }
a { color: inherit; }
button { font: inherit; color: inherit; }
:focus-visible { outline: 3px solid color-mix(in srgb, var(--accent) 70%, transparent); outline-offset: 2px; border-radius: 8px; }
.wrap { max-width: var(--max); margin: 0 auto; padding-left: max(20px, env(safe-area-inset-left, 0px)); padding-right: max(20px, env(safe-area-inset-right, 0px)); }
h1, h2, h3 { font-family: var(--f-round); margin: 0; letter-spacing: -.02em; line-height: 1.04; text-wrap: balance; }
p { margin: 0; text-wrap: pretty; }
.eyebrow { font: 600 .78rem var(--f-text); letter-spacing: .12em; text-transform: uppercase; color: var(--accent); }
.num { font-variant-numeric: tabular-nums; }
.ico { width: 1em; height: 1em; display: inline-block; vertical-align: -.14em; flex: none; fill: none; stroke: currentColor; stroke-width: 1.9; stroke-linecap: round; stroke-linejoin: round; }

/* nav */
.nav { position: sticky; top: env(safe-area-inset-top, 0px); z-index: 30; background: color-mix(in srgb, var(--bg) 72%, transparent); backdrop-filter: blur(18px) saturate(1.5); -webkit-backdrop-filter: blur(18px) saturate(1.5); border-bottom: 1px solid transparent; transition: border-color .3s; }
.nav.scrolled { border-bottom-color: var(--line); }
.nav .wrap { display: flex; align-items: center; gap: 22px; padding-block: 11px; }
.brand { display: flex; align-items: center; gap: 9px; text-decoration: none; font: 800 1.25rem var(--f-round); letter-spacing: -.02em; }
.brand img { width: 26px; height: 26px; object-fit: contain; }
.nav-links { display: flex; gap: 24px; margin-left: auto; font-size: .93rem; color: var(--fg-2); }
.nav-links a { text-decoration: none; transition: color .2s; }
.nav-links a:hover { color: var(--fg); }
.seg { display: inline-flex; padding: 3px; border-radius: 999px; background: var(--line); }
.seg button { border: 0; background: none; padding: 5px 11px; border-radius: 999px; font: 600 .78rem var(--f-text); color: var(--fg-2); cursor: pointer; transition: background .25s, color .25s; }
.seg button[aria-pressed="true"] { background: var(--card); color: var(--fg); box-shadow: 0 1px 3px rgba(0,0,0,.12); }
.nav .nav-dl { padding: 7px 14px; font-size: .88rem; gap: 6px; box-shadow: 0 8px 18px -12px var(--bordeaux), inset 0 1px 0 rgba(255,255,255,.25); }
@media (max-width: 800px) { .nav-links { display: none; } .nav .nav-dl { margin-left: auto; } }

.btn { display: inline-flex; align-items: center; gap: 9px; border-radius: 999px; padding: 13px 22px; border: 1px solid transparent; font: 600 1rem var(--f-text); text-decoration: none; cursor: pointer; transition: transform .25s cubic-bezier(.2,.8,.2,1), box-shadow .25s, background .25s; }
.btn .ico { font-size: 1.15em; }
.btn-main { background: linear-gradient(135deg, var(--wine), var(--bordeaux)); color: #FFF6F2; box-shadow: 0 12px 28px -12px var(--bordeaux), inset 0 1px 0 rgba(255,255,255,.25); }
.btn-main:hover { transform: translateY(-2px); box-shadow: 0 18px 34px -14px var(--bordeaux), inset 0 1px 0 rgba(255,255,255,.25); }
.btn-glass { background: var(--glass); border-color: var(--rim); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); box-shadow: 0 6px 18px -10px rgba(90,20,40,.3); }
.btn-glass:hover { transform: translateY(-2px); }
.btn small { font: 500 .74rem var(--f-text); opacity: .7; }

/* hero */
.hero { position: relative; overflow: hidden; background: linear-gradient(180deg, var(--bg-2), var(--bg) 88%); isolation: isolate; }
.hero canvas.sky { position: absolute; inset: 0; width: 100%; height: 100%; z-index: -1; }
.hero .wrap { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 20px; align-items: center; padding-block: 64px 56px; }
.hero h1 { font-size: clamp(3.1rem, 1.5rem + 6.4vw, 6.4rem); font-weight: 800; letter-spacing: -.045em; line-height: .93; }
.hero h1 .w { display: inline-block; animation: wordIn .9s cubic-bezier(.2,.8,.2,1) both; }
.hero h1 .w:nth-child(2) { animation-delay: .08s; } .hero h1 .w:nth-child(3) { animation-delay: .16s; } .hero h1 .w:nth-child(4) { animation-delay: .24s; }
.hero h1 .tint { background: linear-gradient(120deg, var(--wine), var(--bordeaux) 60%, var(--gold)); -webkit-background-clip: text; background-clip: text; color: transparent; padding-bottom: .06em; }
@keyframes wordIn { from { opacity: 0; transform: translateY(.35em) rotate(2deg); filter: blur(6px); } to { opacity: 1; transform: none; filter: none; } }
.hero .lede { margin-top: 22px; font-size: 1.2rem; color: var(--fg-2); max-width: 31ch; animation: wordIn .9s .3s cubic-bezier(.2,.8,.2,1) both; }
.hero .ctas { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; animation: wordIn .9s .4s cubic-bezier(.2,.8,.2,1) both; }
.hero .fine { margin-top: 16px; font-size: .88rem; color: var(--fg-2); animation: wordIn .9s .5s both; }
.stage { position: relative; height: 560px; min-width: 0; }
.stage .balloon { position: absolute; left: 50%; top: 0; width: 230px; margin-left: -115px; will-change: transform; filter: drop-shadow(0 30px 34px rgba(123,30,58,.28)); user-select: none; -webkit-user-drag: none; }
.chip { position: absolute; left: 0; top: 0; white-space: nowrap; display: flex; align-items: center; gap: 8px; padding: 6px 10px 6px 7px; border-radius: 12px; background: var(--glass-strong); border: 1px solid var(--rim); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); box-shadow: 0 8px 20px -10px rgba(90,20,40,.35); font-size: .78rem; will-change: transform, opacity; pointer-events: none; }
.chip i { width: 14px; height: 14px; border-radius: 50%; background: radial-gradient(circle at 35% 30%, #F6D08F, var(--gold) 55%, #B57A2A); flex: none; }
.chip b { font-weight: 600; font-variant-numeric: tabular-nums; color: var(--accent); }
.headline { position: absolute; left: 50%; bottom: 6px; transform: translateX(-50%); padding: 14px 20px; border-radius: 20px; background: var(--glass); border: 1px solid var(--rim); backdrop-filter: blur(18px) saturate(1.4); -webkit-backdrop-filter: blur(18px) saturate(1.4); box-shadow: var(--shadow); min-width: 240px; }
.headline span { font-size: .82rem; color: var(--fg-2); }
.headline strong { display: block; font: 700 2.2rem var(--f-round); letter-spacing: -.02em; color: var(--accent); font-variant-numeric: tabular-nums; line-height: 1.1; }
.headline em { font-style: normal; font-size: .72rem; color: var(--fg-3); }
@media (max-width: 900px) {
  .hero .wrap { grid-template-columns: 1fr; padding-block: 40px 28px; }
  .stage { height: 500px; }
}
@media (max-width: 480px) { .stage { height: 450px; } .stage .balloon { width: 190px; margin-left: -95px; } .headline strong { font-size: 1.8rem; } }

/* sections */
.sec { padding-block: 104px; }
.sec-head { display: grid; gap: 14px; max-width: 760px; margin-bottom: 44px; }
.sec-head h2 { font-size: clamp(2rem, 1.3rem + 2.6vw, 3.1rem); font-weight: 800; }
.sec-head p { color: var(--fg-2); font-size: 1.15rem; max-width: 58ch; }
.hint { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 18px; }
.hint span { display: inline-flex; align-items: center; gap: 6px; font-size: .84rem; color: var(--fg-2); padding: 6px 12px; border-radius: 999px; background: var(--glass); border: 1px solid var(--line); }
.hint kbd { font: 600 .74rem var(--f-text); padding: 1px 6px; border-radius: 5px; background: var(--card); border: 1px solid var(--line); box-shadow: 0 1px 0 var(--line); }
.example { font-size: .78rem; color: var(--fg-3); margin-top: 12px; }

/* reveal: visible at rest, enhanced when JS runs */
.js .rv { opacity: 0; transform: translateY(28px); transition: opacity .9s cubic-bezier(.2,.8,.2,1), transform .9s cubic-bezier(.2,.8,.2,1); }
.js .rv.in { opacity: 1; transform: none; }

/* safety */
.levels { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
@media (max-width: 860px) { .levels { grid-template-columns: 1fr; } }
.level { padding: 26px; border-radius: 22px; background: var(--glass); border: 1px solid var(--rim); box-shadow: 0 10px 30px -18px rgba(90,20,40,.3); display: grid; gap: 12px; align-content: start; }
.level .badge { justify-self: start; }
.level h3 { font-size: 1.5rem; }
.level p { color: var(--fg-2); }
.level ul { list-style: none; margin: 4px 0 0; padding: 0; display: grid; gap: 7px; font-size: .86rem; }
.level li { display: flex; justify-content: space-between; gap: 10px; padding-top: 7px; border-top: 1px solid var(--line); color: var(--fg-2); }
.level li b { font-weight: 500; color: var(--fg); font-variant-numeric: tabular-nums; white-space: nowrap; }
.level .how { font-weight: 600; font-size: .92rem; }
.badge { display: inline-flex; align-items: center; gap: 5px; font: 500 .74rem var(--f-text); padding: 3px 9px; border-radius: 999px; white-space: nowrap; }
.badge.regenerable { color: var(--green); background: color-mix(in srgb, var(--green) 15%, transparent); }
.badge.existsElsewhere { color: var(--blue); background: color-mix(in srgb, var(--blue) 15%, transparent); }
.badge.needsReview { color: var(--orange); background: color-mix(in srgb, var(--orange) 15%, transparent); }

/* journey */
.band { position: relative; overflow: hidden; background: linear-gradient(150deg, #8E2A49, var(--bordeaux) 45%, #3A0C1C); color: #FBEFEC; }
.band .sec-head p { color: rgba(251, 239, 236, .78); }
.band .eyebrow { color: var(--gold); }
.steps { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 20px; position: relative; }
.steps .rail { position: absolute; left: 23px; right: 23px; top: 23px; height: 2px; background: rgba(251,239,236,.18); overflow: hidden; }
.steps .rail i { position: absolute; inset: 0; background: linear-gradient(90deg, var(--gold), #FBEFEC); transform-origin: left; transform: scaleX(var(--p, 1)); }
@media (max-width: 820px) { .steps { grid-template-columns: 1fr 1fr; } .steps .rail { display: none; } }
@media (max-width: 460px) { .steps { grid-template-columns: 1fr; } }
.step { position: relative; display: grid; gap: 10px; align-content: start; }
.step .n { width: 46px; height: 46px; border-radius: 50%; display: grid; place-items: center; background: #FBEFEC; color: var(--bordeaux); font-size: 1.25rem; box-shadow: 0 0 0 7px rgba(251,239,236,.1); }
.step:last-child .n { background: var(--gold); color: #3A0C1C; }
.step h3 { font-size: 1.3rem; }
.step p { color: rgba(251, 239, 236, .76); font-size: .95rem; }

/* demos */
.demo-wrap { position: relative; }
.scaler { position: relative; width: 100%; }
.scaler > .inner { transform-origin: 0 0; width: max-content; }

/* privacy */
.privacy { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 56px; align-items: center; }
@media (max-width: 860px) { .privacy { grid-template-columns: 1fr; } }
.privacy h2 { font-size: clamp(2rem, 1.3rem + 2.6vw, 3.1rem); font-weight: 800; margin-top: 14px; }
.bul { display: grid; gap: 14px; margin-top: 26px; }
.bul div { display: grid; grid-template-columns: 24px 1fr; gap: 12px; color: var(--fg-2); }
.bul .ico { font-size: 22px; color: var(--accent); margin-top: 1px; }
.bul b { color: var(--fg); font-weight: 600; }
.bul small { display: block; margin-top: 4px; font-size: .82rem; color: var(--fg-3); }
.ondevice { position: relative; aspect-ratio: 1 / .82; max-width: 520px; width: 100%; justify-self: center; }
.ondevice canvas { width: 100%; height: 100%; display: block; }

/* pricing */
.prices { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
@media (max-width: 860px) { .prices { grid-template-columns: 1fr; } }
.price { padding: 28px; border-radius: 24px; background: var(--glass); border: 1px solid var(--rim); display: grid; gap: 14px; align-content: start; }
.price.pro { background: linear-gradient(160deg, #8E2A49, var(--bordeaux) 55%, #3A0C1C); color: #FBEFEC; border-color: transparent; box-shadow: var(--shadow); position: relative; overflow: hidden; }
.price.pro::after { content: ""; position: absolute; inset: -40% -20% auto auto; width: 280px; height: 280px; border-radius: 50%; background: radial-gradient(circle, rgba(226,168,82,.35), transparent 65%); }
.price h3 { font-size: 1.3rem; display: flex; align-items: center; gap: 8px; }
.price .amt { font: 800 3rem var(--f-round); letter-spacing: -.04em; line-height: 1; }
.price .amt small { font: 500 .95rem var(--f-text); letter-spacing: 0; margin-left: 6px; opacity: .75; }
.price .split { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.price .split div { padding: 12px; border-radius: 14px; background: rgba(255,255,255,.1); }
.price .split b { display: block; font: 800 1.7rem var(--f-round); color: var(--gold); }
.price .split span { font-size: .8rem; opacity: .8; }
.price .muted { color: var(--fg-2); font-size: .95rem; }
.price.pro .muted { color: rgba(251,239,236,.78); }
.price ul { margin: 0; padding: 0; list-style: none; display: grid; gap: 9px; font-size: .95rem; }
.price li { display: grid; grid-template-columns: 18px 1fr; gap: 10px; }
.price li .ico { color: var(--green); margin-top: 3px; }
.price.pro li .ico { color: var(--gold); }
.price-note { margin-top: 18px; text-align: center; font-size: .86rem; color: var(--fg-2); }

/* download */
.dl { text-align: center; display: grid; justify-items: center; gap: 18px; }
.dl img { width: 96px; animation: floaty 6s ease-in-out infinite; }
@keyframes floaty { 0%, 100% { transform: translateY(5px) rotate(-2deg); } 50% { transform: translateY(-9px) rotate(2deg); } }
.dl h2 { font-size: clamp(2.4rem, 1.4rem + 4.4vw, 4.6rem); font-weight: 800; letter-spacing: -.04em; }
.dl p { color: var(--fg-2); font-size: 1.15rem; max-width: 46ch; }
.dl .ctas { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; }
.soon { font: 600 .74rem var(--f-text); letter-spacing: .08em; text-transform: uppercase; padding: 5px 12px; border-radius: 999px; color: var(--accent); background: color-mix(in srgb, var(--accent) 12%, transparent); }

footer { border-top: 1px solid var(--line); color: var(--fg-2); font-size: .88rem; }
footer .wrap { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 14px 30px; padding-block: 28px 44px; }
footer nav { display: flex; flex-wrap: wrap; gap: 18px; }
footer a { text-decoration: none; } footer a:hover { color: var(--fg); }

/* toast */
.toast { position: fixed; left: 50%; bottom: calc(24px + env(safe-area-inset-bottom, 0px)); transform: translate(-50%, 20px); opacity: 0; z-index: 50; padding: 11px 18px; border-radius: 14px; background: var(--glass-strong); border: 1px solid var(--rim); backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px); box-shadow: var(--shadow); font-size: .9rem; transition: opacity .3s, transform .4s cubic-bezier(.2,.8,.2,1); pointer-events: none; max-width: calc(100vw - 32px); }
.toast.on { opacity: 1; transform: translate(-50%, 0); }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .js .rv { opacity: 1; transform: none; }
  html { scroll-behavior: auto; }
}