:root {
  --bg: #0b1020;
  --bg-alt: #0f162b;
  --surface: #131c36;
  --border: #22305a;
  --text: #e7ecf7;
  --muted: #9aa6c4;
  --accent: #4f8cff;
  --accent-2: #22d3a6;
  --sms: #b97cff;
  --radius: 14px;
  --font: "Inter", system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, Menlo, monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 72px; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.6 var(--font);
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
h1, h2, h3, h4 { line-height: 1.15; margin: 0 0 .5em; letter-spacing: -.02em; }
h1 { font-size: clamp(2.2rem, 5vw, 3.6rem); font-weight: 800; }
h2 { font-size: clamp(1.7rem, 3.4vw, 2.5rem); font-weight: 700; }
h3 { font-size: 1.3rem; }
h4 { font-size: 1.05rem; }
p { margin: 0 0 1em; }

.container { width: 100%; max-width: 1160px; margin: 0 auto; padding: 0 20px; }
.container--narrow { max-width: 780px; }

.eyebrow {
  color: var(--accent-2);
  font: 500 .8rem/1 var(--mono);
  text-transform: uppercase;
  letter-spacing: .12em;
  margin-bottom: 1rem;
}
.grad {
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.lead { font-size: 1.15rem; color: var(--muted); max-width: 560px; }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: .85rem 1.4rem; border-radius: 10px;
  background: var(--accent); color: #fff; font-weight: 600;
  border: 1px solid var(--accent); cursor: pointer; font-size: 1rem;
  transition: transform .15s, background .15s, box-shadow .15s;
}
.btn:hover { transform: translateY(-1px); box-shadow: 0 8px 24px -8px var(--accent); }
.btn--ghost { background: transparent; color: var(--text); border-color: var(--border); }
.btn--ghost:hover { border-color: var(--accent); box-shadow: none; }
.btn--sm { padding: .5rem 1rem; font-size: .9rem; }
.btn--block { width: 100%; }

/* Logo */
.logo { display: inline-flex; align-items: center; gap: .55rem; font-weight: 700; font-size: 1.2rem; }
.logo b { color: var(--accent); }
.logo__mark {
  width: 26px; height: 26px; border-radius: 8px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  position: relative;
}
.logo__mark::after {
  content: ""; position: absolute; inset: 7px; border-radius: 3px;
  border: 2px solid var(--bg); border-right-color: transparent;
}

/* Nav */
.nav {
  position: sticky; top: 0; z-index: 50;
  background: rgba(11, 16, 32, .82);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.nav__inner { display: flex; align-items: center; justify-content: space-between; height: 66px; }
.nav__links { display: flex; align-items: center; gap: 1.6rem; }
.nav__links a:not(.btn) { color: var(--muted); font-size: .95rem; }
.nav__links a:not(.btn):hover { color: var(--text); }
.nav__toggle { display: none; background: none; border: 0; padding: 8px; cursor: pointer; }
.nav__toggle span { display: block; width: 22px; height: 2px; background: var(--text); margin: 5px 0; transition: .2s; }

/* Hero */
.hero {
  padding: 90px 0 100px;
  background:
    radial-gradient(600px 400px at 85% 10%, rgba(79,140,255,.18), transparent 70%),
    radial-gradient(500px 400px at 0% 100%, rgba(34,211,166,.10), transparent 70%);
}
.hero__grid { display: grid; grid-template-columns: 1.05fr 1fr; gap: 56px; align-items: center; }
.hero__cta { display: flex; gap: 12px; flex-wrap: wrap; margin: 28px 0; }
.hero__ticks { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: 8px 22px; color: var(--muted); font-size: .92rem; }
.hero__ticks li::before { content: "●"; color: var(--accent-2); margin-right: .5em; font-size: .7em; vertical-align: middle; }

/* Console mock */
.console {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  box-shadow: 0 30px 80px -30px rgba(0,0,0,.7); overflow: hidden; font-family: var(--mono); font-size: .82rem;
}
.console__bar { display: flex; align-items: center; gap: 6px; padding: 12px 16px; border-bottom: 1px solid var(--border); color: var(--muted); }
.console__bar i { width: 10px; height: 10px; border-radius: 50%; background: #2c3a66; }
.console__bar span { margin-left: auto; font-size: .75rem; }
.console__bar span::before { content: "● "; color: var(--accent-2); animation: blink 1.6s infinite; }
.console__body { padding: 8px 16px 16px; }
.row { display: grid; grid-template-columns: 70px 1fr 80px 64px; gap: 8px; padding: 9px 0; border-bottom: 1px dashed var(--border); align-items: center; }
.row span:last-child { text-align: right; }
.row--head { color: var(--muted); font-size: .72rem; text-transform: uppercase; }
.row.flash { animation: flash .9s ease-out; }
.tag { font-size: .68rem; padding: 2px 6px; border-radius: 4px; text-align: center; }
.tag--voice { background: rgba(79,140,255,.16); color: var(--accent); }
.tag--sms { background: rgba(185,124,255,.16); color: var(--sms); }
.console__stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; margin-top: 14px; }
.console__stats div { background: var(--bg-alt); border-radius: 8px; padding: 10px; }
.console__stats small { display: block; color: var(--muted); font-size: .68rem; }
.console__stats b { font-size: 1rem; }
.console__stats .up { color: var(--accent-2); }

@keyframes blink { 50% { opacity: .3; } }
@keyframes flash { from { background: rgba(79,140,255,.18); } to { background: transparent; } }

/* Sections */
.section { padding: 96px 0; }
.section--alt { background: var(--bg-alt); border-block: 1px solid var(--border); }
.section__head { max-width: 680px; margin-bottom: 48px; }
.section__head p:not(.eyebrow) { color: var(--muted); font-size: 1.08rem; }

/* Cards */
.cards { display: grid; gap: 20px; }
.cards--2 { grid-template-columns: repeat(2, 1fr); }
.cards--3 { grid-template-columns: repeat(3, 1fr); }
.card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 28px; transition: border-color .2s, transform .2s;
}
.card:hover { border-color: #33467f; }
.card p { color: var(--muted); }
.card--product { padding: 36px; }
.card__icon {
  width: 48px; height: 48px; border-radius: 12px; display: grid; place-items: center;
  background: linear-gradient(135deg, rgba(79,140,255,.25), rgba(34,211,166,.2)); margin-bottom: 20px;
}
.card__icon svg { width: 24px; height: 24px; fill: var(--text); }
.feature h4 { display: flex; align-items: center; gap: .6rem; }
.feature h4::before { content: ""; width: 8px; height: 8px; border-radius: 2px; background: var(--accent); flex: none; }
.feature p { margin: 0; font-size: .95rem; }

.checks, .crosses { list-style: none; padding: 0; margin: 0; }
.checks li, .crosses li { position: relative; padding-left: 1.7em; margin: .55em 0; }
.checks li::before { content: "✓"; position: absolute; left: 0; color: var(--accent-2); font-weight: 700; }
.crosses li { color: var(--muted); }
.crosses li::before { content: "✕"; position: absolute; left: 0; color: #ff6b81; }

/* Compare */
.compare { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-bottom: 56px; }
.compare__col { border: 1px solid var(--border); border-radius: var(--radius); padding: 30px; background: var(--bg-alt); }
.compare__col--us { background: linear-gradient(160deg, rgba(79,140,255,.14), rgba(34,211,166,.06)); border-color: rgba(79,140,255,.5); }

/* Steps */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; counter-reset: s; }
.step { border-top: 2px solid var(--border); padding-top: 20px; }
.step span { font: 500 .85rem var(--mono); color: var(--accent); }
.step h4 { margin-top: .6rem; }
.step p { color: var(--muted); font-size: .95rem; }

/* Chips */
.chips { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: 10px; }
.chips li { border: 1px solid var(--border); background: var(--surface); padding: .6rem 1.1rem; border-radius: 999px; font-size: .95rem; }

/* Pricing */
.pricing { align-items: stretch; }
.plan { display: flex; flex-direction: column; position: relative; }
.plan .checks { flex: 1; margin-bottom: 24px; }
.plan__for { font-size: .95rem; }
.plan--featured { border-color: var(--accent); box-shadow: 0 20px 60px -30px var(--accent); }
.plan__badge {
  position: absolute; top: -12px; right: 24px; background: var(--accent); color: #fff;
  font-size: .75rem; font-weight: 600; padding: 4px 10px; border-radius: 999px;
}

/* FAQ */
details { border-bottom: 1px solid var(--border); padding: 18px 0; }
summary { cursor: pointer; font-weight: 600; font-size: 1.05rem; list-style: none; display: flex; justify-content: space-between; gap: 1rem; }
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; color: var(--accent); font-size: 1.4rem; line-height: 1; transition: transform .2s; }
details[open] summary::after { transform: rotate(45deg); }
details p { color: var(--muted); margin: 12px 0 0; }

/* Contact */
.contact { background: radial-gradient(700px 400px at 10% 50%, rgba(79,140,255,.14), transparent 70%); }
.contact__grid { display: grid; grid-template-columns: 1fr 1.1fr; gap: 56px; align-items: start; }
.contact__grid > div p:not(.eyebrow) { color: var(--muted); font-size: 1.08rem; }
.contact__mail { display: inline-block; margin-top: 8px; font: 500 1.25rem var(--mono); color: var(--accent); border-bottom: 1px dashed currentColor; }
.form { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 28px; display: grid; gap: 16px; }
.form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form label { display: grid; gap: 6px; font-size: .88rem; color: var(--muted); }
.form input, .form select, .form textarea {
  font: inherit; color: var(--text); background: var(--bg); border: 1px solid var(--border);
  border-radius: 8px; padding: .7rem .8rem; width: 100%;
}
.form input:focus, .form select:focus, .form textarea:focus { outline: none; border-color: var(--accent); }
.form .invalid { border-color: #ff6b81; }
.form__note { margin: 0; font-size: .82rem; color: var(--muted); text-align: center; }

/* Footer */
.footer { border-top: 1px solid var(--border); padding: 36px 0; color: var(--muted); font-size: .9rem; }
.footer__inner { display: flex; align-items: center; justify-content: space-between; gap: 20px; flex-wrap: wrap; }
.footer nav { display: flex; gap: 22px; flex-wrap: wrap; }
.footer nav a:hover { color: var(--text); }
.footer p { margin: 0; }

/* Responsive */
@media (max-width: 960px) {
  .hero__grid, .contact__grid { grid-template-columns: 1fr; }
  .cards--3 { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 760px) {
  .nav__toggle { display: block; }
  .nav__links {
    position: absolute; top: 66px; left: 0; right: 0; flex-direction: column; align-items: stretch;
    gap: 0; background: var(--bg); border-bottom: 1px solid var(--border); padding: 8px 20px 20px;
    display: none;
  }
  .nav__links.open { display: flex; }
  .nav__links a:not(.btn) { padding: 12px 0; border-bottom: 1px solid var(--border); }
  .nav__links .btn { margin-top: 14px; }
  .cards--2, .cards--3, .compare, .form__row { grid-template-columns: 1fr; }
  .section { padding: 72px 0; }
  .hero { padding: 56px 0 72px; }
  .row { grid-template-columns: 58px 1fr 64px 56px; font-size: .75rem; }
  .console__stats { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 480px) {
  .steps { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
  html { scroll-behavior: auto; }
}

/* Gateway flow background */
[data-gateway] { position: relative; overflow: hidden; }
[data-gateway] > .container { position: relative; z-index: 1; }
.gateway {
  position: absolute; inset: 0; width: 100%; height: 100%; z-index: 0; pointer-events: none;
  -webkit-mask-image: radial-gradient(ellipse at center, #000 55%, transparent 100%);
  mask-image: radial-gradient(ellipse at center, #000 55%, transparent 100%);
}

.contact__addr { margin-top: 28px; font-style: normal; color: var(--muted); line-height: 1.7; }
.contact__addr b { color: var(--text); font-weight: 600; letter-spacing: .02em; }