/* Vaakto public site (vaakto.com, app.vaakto.com). Palette from the V mark; the ribbon gradient is kept for buttons and the phone outline. */
:root {
  --night: #061430; --band: #0a1d45; --deep: #0b1e44; --raised: #12295a; --rule: #1e3a6e;
  --text: #eef4ff; --text-2: #c5d3ea; --muted: #93a9c9;
  --blue: #1690ff; --teal: #14d9c6; --lime: #7bea68;
  --ribbon: linear-gradient(135deg, #1690ff, #14d9c6 60%, #7bea68);
  --ok: #3ddc97; --bad: #ff8a95;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--night); color: var(--text); font: 17px/1.6 Figtree, 'Segoe UI', Roboto, system-ui, sans-serif; }
img { max-width: 100%; display: block; }
a { color: var(--teal); text-underline-offset: 3px; }
:focus-visible { outline: 3px solid var(--teal); outline-offset: 3px; border-radius: 6px; }
.wrap { max-width: 1160px; margin: 0 auto; padding: 0 24px; }

/* header */
.top { position: sticky; top: 0; z-index: 20; background: #061430e6; backdrop-filter: blur(10px); border-bottom: 1px solid #1e3a6e80; }
.top .wrap { display: flex; align-items: center; gap: 28px; height: 68px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 22px; letter-spacing: -.02em; color: var(--text); text-decoration: none; }
.brand img { width: 36px; height: 36px; border-radius: 10px; background: #01204f; padding: 4px; }
.top nav { display: flex; gap: 22px; margin-left: auto; }
.top nav a { color: var(--text-2); text-decoration: none; font-weight: 500; font-size: 15px; }
.top nav a:hover { color: #fff; }

/* buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 48px; padding: 12px 22px; border-radius: 12px; font: inherit;
  font-weight: 700; font-size: 16px; text-decoration: none; cursor: pointer; border: 1px solid var(--rule); background: var(--raised); color: var(--text); transition: filter .15s, background .15s; }
.btn:hover { background: #18346c; }
.btn.primary { background: var(--ribbon); border-color: transparent; color: #04162f; }
.btn.primary:hover { filter: brightness(1.08); }
.btn.small { min-height: 40px; padding: 8px 16px; font-size: 15px; }
.btn:disabled { opacity: .6; cursor: wait; }

/* hero */
.hero { padding: 72px 0 40px; position: relative; overflow: hidden; }
.hero::before { content: ''; position: absolute; inset: -30% -10% auto; height: 720px; z-index: -1;
  background: radial-gradient(45% 50% at 72% 40%, #14d9c61f, transparent 70%), radial-gradient(40% 45% at 20% 20%, #1690ff26, transparent 70%); }
.hero .wrap { display: grid; grid-template-columns: 1.1fr .9fr; gap: 48px; align-items: center; }
.hero h1 { font-size: clamp(40px, 6vw, 68px); line-height: 1.02; letter-spacing: -.035em; font-weight: 800; margin: 0 0 22px; }
.hello { display: block; min-height: 1.15em; }
.hello span { display: inline-block; transition: opacity .35s, transform .35s; }
.hello span.out { opacity: 0; transform: translateY(-.25em); }
.hero .lede { font-size: 20px; color: var(--text-2); max-width: 34em; margin: 0 0 30px; }
.cta { display: flex; gap: 12px; flex-wrap: wrap; }
.langs { display: flex; flex-wrap: wrap; gap: 8px; margin: 28px 0 0; padding: 0; list-style: none; color: var(--muted); font-size: 15px; }
.langs li { padding: 4px 12px; border: 1px solid var(--rule); border-radius: 999px; }

/* phone frames: real app screenshots */
.phone { width: 100%; max-width: 300px; aspect-ratio: 540 / 1124; border-radius: 34px; padding: 6px; background: var(--ribbon); box-shadow: 0 30px 80px #000a; flex: none; }
.phone img { width: 100%; height: 100%; object-fit: cover; object-position: top; border-radius: 28px; background: var(--deep); }
.phone.flat { background: #1e3a6e; }
.hero .phones { display: flex; justify-content: center; }
.hero .phones .phone { max-width: 320px; }

/* feature sections */
.feature { padding: 88px 0; }
.feature:nth-of-type(even) { background: var(--band); }
.feature .wrap { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.feature:nth-of-type(even) .copy { order: 2; }
.feature h2 { font-size: clamp(30px, 4vw, 44px); line-height: 1.1; letter-spacing: -.025em; font-weight: 800; margin: 0 0 16px; }
.feature p { color: var(--text-2); margin: 0 0 18px; max-width: 34em; }
.feature ul { list-style: none; padding: 0; margin: 22px 0 0; display: grid; gap: 12px; }
.feature li { display: grid; grid-template-columns: 24px 1fr; gap: 10px; color: var(--text-2); }
.feature li::before { content: ''; width: 18px; height: 18px; margin-top: 4px; border-radius: 50%; background: var(--ribbon);
  -webkit-mask: radial-gradient(circle, #000 0 4px, transparent 4.5px) , linear-gradient(#000 0 0); -webkit-mask-composite: xor; mask-composite: exclude; }
.feature li b { color: var(--text); font-weight: 650; }
.feature .phones { display: flex; gap: 22px; justify-content: center; align-items: flex-start; }
.feature .phones .phone { max-width: 250px; }
.feature .phones .phone:nth-child(2) { margin-top: 56px; }

/* web app: real screenshots in a browser frame */
.webapp { padding: 88px 0; }
.webapp .copy { max-width: 640px; margin-bottom: 36px; }
.webapp h2 { font-size: clamp(30px, 4vw, 44px); line-height: 1.1; letter-spacing: -.025em; font-weight: 800; margin: 0 0 16px; }
.webapp p { color: var(--text-2); margin: 0; }
.browser { margin: 0; border-radius: 16px; overflow: hidden; border: 1px solid var(--rule); background: var(--deep); box-shadow: 0 30px 80px #000a; }
.browser img { width: 100%; height: auto; }
.browser-bar { display: flex; align-items: center; gap: 7px; padding: 11px 14px; background: #0a1b3f; border-bottom: 1px solid var(--rule); }
.browser-bar i { width: 11px; height: 11px; border-radius: 50%; background: #1e3a6e; }
.browser-bar span { margin-left: 12px; padding: 3px 14px; border-radius: 999px; background: #061430; color: var(--muted); font-size: 13px; }
.browser-pair { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; margin-top: 24px; }
.browser.small { box-shadow: 0 18px 48px #0008; }
.browser figcaption { padding: 12px 16px; color: var(--text-2); font-size: 15px; border-top: 1px solid var(--rule); }

/* how it works */
.how { padding: 88px 0; }
.how h2, .demo h2 { font-size: clamp(30px, 4vw, 44px); line-height: 1.1; letter-spacing: -.025em; font-weight: 800; margin: 0 0 16px; }
.steps { list-style: none; counter-reset: s; display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; padding: 0; margin: 36px 0 0; }
.steps li { counter-increment: s; border-top: 2px solid var(--rule); padding-top: 20px; color: var(--text-2); }
.steps li::before { content: counter(s); display: grid; place-items: center; width: 40px; height: 40px; border-radius: 50%; background: var(--ribbon); color: #04162f; font-weight: 800; margin-bottom: 14px; }
.steps b { display: block; color: var(--text); font-size: 19px; margin-bottom: 4px; }

/* demo form */
.demo { padding: 88px 0 100px; background: var(--band); }
.demo .wrap { display: grid; grid-template-columns: .9fr 1.1fr; gap: 56px; align-items: start; }
.demo .copy p { color: var(--text-2); }
.demo .contact { margin-top: 26px; color: var(--muted); font-size: 15px; }
form.card { background: var(--deep); border: 1px solid var(--rule); border-radius: 18px; padding: 28px; display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.field { display: grid; gap: 6px; font-size: 15px; font-weight: 600; color: var(--text-2); }
.field.full { grid-column: 1 / -1; }
.field small { font-weight: 400; color: var(--muted); }
.field input, .field textarea { font: inherit; font-size: 16px; color: var(--text); background: var(--raised); border: 1px solid var(--rule); border-radius: 10px; padding: 12px 14px; width: 100%; }
.field input:focus, .field textarea:focus { outline: none; border-color: var(--blue); box-shadow: 0 0 0 3px #1690ff40; }
.field textarea { resize: vertical; min-height: 90px; }
.sizes { display: flex; flex-wrap: wrap; gap: 8px; border: 0; padding: 0; margin: 0; }
.sizes legend { font-weight: 600; color: var(--text-2); font-size: 15px; margin-bottom: 6px; padding: 0; }
.sizes label { cursor: pointer; }
.sizes input { position: absolute; opacity: 0; width: 1px; height: 1px; }
.sizes span { display: inline-block; padding: 8px 14px; border-radius: 999px; border: 1px solid var(--rule); color: var(--text-2); font-weight: 500; }
.sizes input:checked + span { background: #1690ff33; border-color: var(--blue); color: #fff; }
.sizes input:focus-visible + span { outline: 3px solid var(--teal); outline-offset: 2px; }
.trap { position: absolute; left: -9999px; }
.form-msg { grid-column: 1 / -1; margin: 0; font-size: 15px; min-height: 1.4em; }
.form-msg.err { color: var(--bad); }
.done { grid-column: 1 / -1; text-align: center; padding: 34px 10px; }
.done .tick { width: 56px; height: 56px; border-radius: 50%; background: var(--ribbon); display: grid; place-items: center; margin: 0 auto 16px; color: #04162f; font-size: 28px; font-weight: 800; }
.done h3 { font-size: 24px; margin: 0 0 8px; }
.done p { color: var(--text-2); margin: 0; }

/* download page (app.vaakto.com) */
.get { padding: 64px 0 80px; }
.get .wrap { display: grid; grid-template-columns: 1fr .8fr; gap: 56px; align-items: center; }
.get h1 { font-size: clamp(36px, 5vw, 56px); letter-spacing: -.03em; line-height: 1.05; margin: 0 0 18px; font-weight: 800; }
.get p { color: var(--text-2); font-size: 19px; }
.install { counter-reset: s; list-style: none; padding: 0; margin: 28px 0 0; display: grid; gap: 12px; }
.install li { counter-increment: s; display: grid; grid-template-columns: 34px 1fr; gap: 12px; color: var(--text-2); }
.install li::before { content: counter(s); width: 30px; height: 30px; border-radius: 50%; background: var(--raised); border: 1px solid var(--rule); display: grid; place-items: center; font-weight: 700; color: var(--text); }

footer { border-top: 1px solid var(--rule); padding: 30px 0; color: var(--muted); font-size: 15px; }
footer .wrap { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; }

@media (max-width: 900px) {
  .top nav { display: none; }
  .top .btn { margin-left: auto; }
  .hero { padding-top: 40px; }
  .hero .wrap, .feature .wrap, .demo .wrap, .get .wrap { grid-template-columns: 1fr; gap: 40px; }
  .feature:nth-of-type(even) .copy { order: 0; }
  .hero .phones .phone:first-child { max-width: 250px; }
  .feature { padding: 64px 0; }
  .feature .phones .phone { max-width: 46%; }
  .steps { grid-template-columns: 1fr; }
  .browser-pair { grid-template-columns: 1fr; }
  .webapp { padding: 64px 0; }
  form.card { grid-template-columns: 1fr; padding: 20px; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } .hello span { transition: none; } }