:root {
  --ink: #0f172a;
  --ink-2: #334155;
  --muted: #64748b;
  --line: #e2e8f0;
  --bg: #ffffff;
  --soft: #f6f7fb;
  --brand: #6d5dfc;
  --brand-2: #3b82f6;
  --grad: linear-gradient(135deg, #6d5dfc 0%, #3b82f6 100%);
  --radius: 18px;
  --shadow: 0 1px 2px rgba(15, 23, 42, .04), 0 12px 32px rgba(15, 23, 42, .08);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Inter", "Segoe UI", Roboto, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--brand); text-decoration: none; }
a:hover { text-decoration: underline; }
.wrap { max-width: 1120px; margin: 0 auto; padding: 0 24px; }

/* Nav */
.nav {
  position: sticky; top: 0; z-index: 10;
  background: rgba(255, 255, 255, .82);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid rgba(226, 232, 240, .7);
}
.nav .wrap { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.logo { display: flex; align-items: center; gap: 10px; font-weight: 750; font-size: 1.3rem; letter-spacing: -.02em; color: var(--ink); }
.logo:hover { text-decoration: none; }
.logo img { width: 32px; height: 32px; }
.nav-links { display: flex; align-items: center; gap: 28px; font-size: .95rem; }
.nav-links a { color: var(--ink-2); }
.nav-links a.btn { color: #fff; }

.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 22px; border-radius: 999px;
  background: var(--grad); color: #fff; font-weight: 650;
  box-shadow: 0 8px 20px rgba(109, 93, 252, .28);
  transition: transform .15s ease, box-shadow .15s ease;
}
.btn:hover { text-decoration: none; transform: translateY(-1px); box-shadow: 0 12px 28px rgba(109, 93, 252, .34); }
.btn.small { padding: 9px 16px; font-size: .9rem; }

/* Hero */
.hero { position: relative; overflow: hidden; padding: 88px 0 72px; }
.hero::before {
  content: ""; position: absolute; inset: -20% -10% auto auto; width: 720px; height: 720px;
  background: radial-gradient(closest-side, rgba(109, 93, 252, .18), transparent);
  pointer-events: none;
}
.hero::after {
  content: ""; position: absolute; inset: auto auto -30% -10%; width: 620px; height: 620px;
  background: radial-gradient(closest-side, rgba(59, 130, 246, .12), transparent);
  pointer-events: none;
}
.hero .wrap { position: relative; z-index: 1; display: grid; grid-template-columns: 1.05fr .95fr; gap: 64px; align-items: center; }
.eyebrow {
  display: inline-block; padding: 6px 14px; border-radius: 999px;
  background: rgba(109, 93, 252, .1); color: var(--brand);
  font-size: .82rem; font-weight: 650; letter-spacing: .02em;
}
.hero h1 { font-size: 1.1rem; font-weight: 700; color: var(--muted); margin: 22px 0 4px; letter-spacing: .01em; }
.tagline { font-size: clamp(2.6rem, 5.4vw, 4rem); line-height: 1.04; font-weight: 800; letter-spacing: -.035em; margin: 0 0 18px; }
.tagline span { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.lede { font-size: 1.2rem; color: var(--ink-2); margin: 0 0 26px; max-width: 520px; }
.cta {
  background: var(--soft); border: 1px solid var(--line); border-radius: 14px;
  padding: 16px 20px; font-size: 1.05rem; margin: 0 0 22px; max-width: 540px;
}
.hero-actions { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; margin-bottom: 22px; }
.hero-actions .num { font-weight: 700; color: var(--ink); font-size: 1.05rem; }
.small { font-size: .85rem; color: var(--muted); max-width: 540px; }

/* Hero art */
.art { position: relative; min-height: 440px; }
.plan-card {
  position: relative; margin-left: auto; max-width: 400px;
  background: #fff; border: 1px solid var(--line); border-radius: 24px;
  padding: 24px; box-shadow: var(--shadow);
}
.plan-top { display: flex; align-items: center; justify-content: space-between; margin-bottom: 18px; }
.plan-title { font-weight: 750; font-size: 1.15rem; letter-spacing: -.01em; }
.pill { font-size: .72rem; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; padding: 5px 10px; border-radius: 999px; background: rgba(109, 93, 252, .1); color: var(--brand); }
.opt { margin: 14px 0; }
.opt-row { display: flex; justify-content: space-between; font-size: .92rem; margin-bottom: 6px; color: var(--ink-2); }
.opt-row b { color: var(--ink); }
.bar { height: 10px; border-radius: 999px; background: #eef1f7; overflow: hidden; }
.bar i { display: block; height: 100%; border-radius: 999px; background: #c7cdfb; }
.opt.win .bar i { background: var(--grad); }
.opt.win .opt-row b { color: var(--brand); }
.avatars { display: flex; margin: 20px 0 18px; }
.avatars span {
  width: 34px; height: 34px; border-radius: 50%; border: 3px solid #fff; margin-left: -8px;
  display: grid; place-items: center; font-size: .78rem; font-weight: 700; color: #fff;
}
.avatars span:first-child { margin-left: 0; }
.locked {
  display: flex; align-items: center; gap: 10px;
  background: #ecfdf5; color: #047857; border: 1px solid #a7f3d0;
  border-radius: 14px; padding: 12px 14px; font-weight: 650; font-size: .95rem;
}
.float {
  position: absolute; background: #fff; border: 1px solid var(--line); border-radius: 16px;
  padding: 10px 14px; box-shadow: var(--shadow); font-size: .9rem; color: var(--ink-2);
  z-index: 2;
}
.float.one { top: -18px; left: 0; }
.float.two { bottom: 8px; left: 24px; }
.float b { color: var(--ink); }

/* Sections */
section.block { padding: 88px 0; }
section.alt { background: var(--soft); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.section-head { text-align: center; max-width: 640px; margin: 0 auto 48px; }
.section-head h2 { font-size: clamp(1.9rem, 3.4vw, 2.5rem); letter-spacing: -.03em; line-height: 1.15; margin: 0 0 12px; }
.section-head p { color: var(--muted); font-size: 1.1rem; margin: 0; }

.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.step { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 28px; box-shadow: 0 1px 2px rgba(15, 23, 42, .03); }
.step .n {
  width: 40px; height: 40px; border-radius: 12px; display: grid; place-items: center;
  background: var(--grad); color: #fff; font-weight: 800; margin-bottom: 18px;
}
.step h3 { margin: 0 0 8px; font-size: 1.15rem; letter-spacing: -.01em; }
.step p { margin: 0; color: var(--muted); }
.step code { background: var(--soft); border: 1px solid var(--line); border-radius: 6px; padding: 1px 6px; font-size: .88em; color: var(--ink); }

.features { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; margin-top: 22px; }
.feature { padding: 22px; border-radius: var(--radius); background: #fff; border: 1px solid var(--line); }
.feature .ic { width: 38px; height: 38px; border-radius: 10px; background: rgba(109, 93, 252, .1); display: grid; place-items: center; margin-bottom: 12px; }
.feature .ic svg { width: 20px; height: 20px; stroke: var(--brand); }
.feature h4 { margin: 0 0 4px; font-size: 1rem; }
.feature p { margin: 0; color: var(--muted); font-size: .92rem; }

/* Phone */
.convo { display: grid; grid-template-columns: .9fr 1.1fr; gap: 64px; align-items: center; }
.convo h2 { font-size: clamp(1.9rem, 3.4vw, 2.5rem); letter-spacing: -.03em; line-height: 1.15; margin: 0 0 14px; }
.convo .side p { color: var(--muted); font-size: 1.08rem; }
.phone {
  width: 100%; max-width: 380px; margin: 0 auto;
  background: #0f172a; border-radius: 48px; padding: 12px;
  box-shadow: 0 30px 60px rgba(15, 23, 42, .25);
}
.screen { background: #fff; border-radius: 38px; overflow: hidden; }
.screen-top { text-align: center; padding: 16px 0 12px; border-bottom: 1px solid var(--line); background: #fafbfc; }
.screen-top img { width: 40px; height: 40px; display: block; margin: 0 auto 4px; }
.screen-top div { font-size: .82rem; font-weight: 650; }
.thread { padding: 14px 14px 18px; }
.msg { margin: 10px 0; display: flex; flex-direction: column; }
.who { font-size: .7rem; color: var(--muted); margin: 0 10px 3px; }
.msg pre {
  white-space: pre-wrap; font-family: inherit; margin: 0; font-size: .86rem; line-height: 1.42;
  padding: 9px 13px; border-radius: 18px; max-width: 86%;
}
.msg.tali pre { background: #eef0f4; color: var(--ink); border-bottom-left-radius: 6px; align-self: flex-start; }
.msg.tali .who { align-self: flex-start; }
.msg.you pre { background: #3b82f6; color: #fff; border-bottom-right-radius: 6px; align-self: flex-end; }
.msg.you .who { align-self: flex-end; }

/* Final CTA */
.final { text-align: center; }
.final-card {
  background: var(--grad); color: #fff; border-radius: 28px; padding: 56px 32px;
  box-shadow: 0 24px 50px rgba(109, 93, 252, .3);
}
.final-card h2 { font-size: clamp(1.8rem, 3.2vw, 2.4rem); letter-spacing: -.03em; margin: 0 0 10px; }
.final-card p { margin: 0 0 24px; opacity: .92; font-size: 1.1rem; }
.final-card .btn { background: #fff; color: var(--brand); box-shadow: none; }

/* Footer */
footer { border-top: 1px solid var(--line); padding: 32px 0; color: var(--muted); font-size: .9rem; }
footer .wrap { display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
footer nav { display: flex; gap: 22px; }
footer a { color: var(--ink-2); }

/* Documents (privacy, terms, tip) */
.doc-hero { background: var(--soft); border-bottom: 1px solid var(--line); padding: 56px 0 40px; }
.doc-hero .wrap, .doc .wrap { max-width: 780px; }
.doc-hero h1 { font-size: clamp(2rem, 4vw, 2.8rem); letter-spacing: -.03em; margin: 0 0 6px; }
.doc-hero p { margin: 0; color: var(--muted); }
.doc { padding: 48px 0 80px; }
.doc h2 { font-size: 1.3rem; letter-spacing: -.01em; margin: 36px 0 10px; padding-top: 8px; }
.doc p, .doc li { color: var(--ink-2); font-size: 1.02rem; }
.doc ul { padding-left: 1.2em; }
.doc li { margin: 6px 0; }
.doc .card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 32px; box-shadow: 0 1px 2px rgba(15, 23, 42, .03); }

@media (max-width: 900px) {
  .hero { padding: 56px 0 48px; }
  .hero .wrap, .convo { grid-template-columns: 1fr; gap: 48px; }
  .art { min-height: 0; padding-top: 24px; }
  .plan-card { margin: 0 auto; }
  .art { text-align: center; }
  .plan-card { text-align: left; }
  .float.one { position: relative; left: 0; top: 0; display: inline-block; margin-bottom: 14px; }
  .float.two { position: relative; left: 0; bottom: 0; display: inline-block; margin-top: 14px; }
  .steps { grid-template-columns: 1fr; }
  .features { grid-template-columns: 1fr 1fr; }
  .nav-links a:not(.btn) { display: none; }
}
@media (max-width: 520px) {
  .features { grid-template-columns: 1fr; }
  .doc .card { padding: 22px; }
}