@import url("https://fonts.googleapis.com/css2?family=Inter:wght@400;500;700;800;900&display=swap");

:root {
  --bg: #0c1310;
  --panel: #121d18;
  --panel-2: #16241f;
  --text: #eef7f2;
  --muted: #a4b5ad;
  --line: #263a33;
  --primary: #45b08f;
  --primary-strong: #73d2b4;
  --gold: #f1c86d;
  --red: #f06a61;
  --blue: #7ab4f5;
  --shadow: 0 18px 50px rgba(0, 0, 0, 0.34);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  margin: 0;
  overflow-x: hidden;
}

img {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
}

p {
  color: var(--muted);
  line-height: 1.6;
  margin: 0;
}

h1,
h2,
h3 {
  line-height: 1.05;
  margin: 0;
}

.container {
  margin: 0 auto;
  max-width: 1120px;
  padding: 0 20px;
  width: 100%;
}

.site-header {
  align-items: center;
  background: rgba(12, 19, 16, 0.92);
  border-bottom: 1px solid var(--line);
  display: flex;
  gap: 18px;
  justify-content: space-between;
  left: 0;
  padding: 12px max(20px, calc((100vw - 1120px) / 2));
  position: sticky;
  right: 0;
  top: 0;
  z-index: 20;
}

.brand {
  align-items: center;
  display: inline-flex;
  gap: 10px;
  font-weight: 900;
  min-width: 0;
}

.brand img {
  border-radius: 7px;
  height: 36px;
  object-fit: contain;
  width: 36px;
}

.nav {
  display: flex;
  gap: 16px;
}

.nav a,
.header-cta {
  color: var(--muted);
  font-size: 14px;
  font-weight: 800;
}

.nav a:hover,
.header-cta:hover {
  color: var(--primary-strong);
}

.header-cta {
  background: #1b2b25;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--text);
  flex: 0 0 auto;
  padding: 10px 14px;
}

.hero {
  padding: 80px 0 74px;
}

.hero-grid {
  align-items: center;
  display: grid;
  gap: 42px;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 410px);
}

.hero-copy {
  min-width: 0;
}

.eyebrow {
  color: var(--primary-strong);
  font-size: 13px;
  font-weight: 900;
  margin-bottom: 12px;
  text-transform: uppercase;
}

.hero h1 {
  font-size: clamp(38px, 5.8vw, 70px);
  max-width: 760px;
}

.lead {
  font-size: clamp(18px, 2vw, 22px);
  margin-top: 22px;
  max-width: 680px;
}

.positioning {
  color: var(--text);
  font-size: 20px;
  font-weight: 900;
  margin-top: 18px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.hero-actions.centered {
  justify-content: center;
}

.btn {
  align-items: center;
  border-radius: 8px;
  display: inline-flex;
  font-weight: 900;
  justify-content: center;
  min-height: 48px;
  padding: 0 18px;
  text-align: center;
}

.btn.primary {
  background: var(--primary);
  color: #07110e;
}

.btn.secondary {
  background: #17231e;
  border: 1px solid var(--line);
  color: var(--text);
}

.btn.full {
  width: 100%;
}

.trial-note {
  color: #c9dbd3;
  font-size: 14px;
  font-weight: 800;
  margin-top: 12px;
}

.phone-demo {
  background: #0f1814;
  border: 1px solid var(--line);
  border-radius: 10px;
  box-shadow: var(--shadow);
  margin: 0;
  padding: 10px;
}

.phone-demo img {
  border-radius: 7px;
  height: 560px;
  object-fit: cover;
  object-position: top;
  width: 100%;
}

.phone-demo.wide img,
.hero-phone img {
  height: 600px;
}

figcaption {
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
  margin-top: 10px;
}

.cycle-section {
  background: #09100d;
  border-bottom: 1px solid var(--line);
  border-top: 1px solid var(--line);
  padding: 20px 0;
}

.cycle {
  display: grid;
  gap: 10px;
  grid-template-columns: repeat(7, minmax(0, 1fr));
}

.cycle span {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--text);
  font-size: 13px;
  font-weight: 900;
  min-height: 48px;
  padding: 12px 10px;
  position: relative;
  text-align: center;
}

.cycle span:not(:last-child)::after {
  color: var(--primary-strong);
  content: ">";
  position: absolute;
  right: -10px;
  top: 14px;
}

.section {
  padding: 74px 0;
}

.section-heading {
  display: grid;
  gap: 10px;
  margin-bottom: 28px;
  max-width: 860px;
}

.section h2 {
  font-size: clamp(30px, 4vw, 52px);
}

.leak-grid {
  display: grid;
  gap: 14px;
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.leak-card,
.automation-card,
.price-card,
.final-box,
.compare-table,
.mode-grid article,
.value-callout,
.faq-list details,
.robot-card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.leak-card {
  display: grid;
  gap: 12px;
  min-height: 230px;
  padding: 20px;
}

.leak-card strong {
  color: var(--gold);
  font-size: 13px;
  text-transform: uppercase;
}

.leak-card h3 {
  font-size: 21px;
}

.demo-section {
  background: #09100d;
  border-bottom: 1px solid var(--line);
  border-top: 1px solid var(--line);
}

.demo-block {
  align-items: center;
  display: grid;
  gap: 34px;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 390px);
  padding: 34px 0;
}

.demo-block + .demo-block {
  border-top: 1px solid var(--line);
}

.demo-block.reverse {
  grid-template-columns: minmax(280px, 430px) minmax(0, 1fr);
}

.demo-block.reverse .demo-copy {
  order: 2;
}

.demo-copy {
  display: grid;
  gap: 14px;
}

.demo-number {
  color: var(--primary-strong);
  font-size: 13px;
  font-weight: 900;
}

.demo-copy h3 {
  font-size: clamp(28px, 3vw, 42px);
}

.demo-copy ul {
  color: var(--muted);
  display: grid;
  gap: 8px;
  margin: 0;
  padding-left: 18px;
}

.automation-card {
  display: grid;
  gap: 16px;
  padding: 22px;
}

.automation-top {
  align-items: center;
  display: flex;
  gap: 10px;
}

.automation-top span {
  align-items: center;
  background: rgba(69, 176, 143, 0.14);
  border-radius: 999px;
  display: inline-flex;
  height: 40px;
  justify-content: center;
  width: 40px;
}

.automation-status {
  background: rgba(69, 176, 143, 0.16);
  border: 1px solid rgba(69, 176, 143, 0.35);
  border-radius: 8px;
  color: var(--primary-strong);
  font-weight: 900;
  padding: 12px;
}

.message-preview {
  background: #0f1814;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--text);
  line-height: 1.5;
  padding: 14px;
}

.value-callout {
  display: grid;
  gap: 8px;
  margin-top: 8px;
  padding: 18px;
}

.value-callout strong {
  color: var(--text);
  font-size: 18px;
  line-height: 1.35;
}

.value-callout span {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.45;
}

.automation-grid,
.pricing-grid,
.faq-grid {
  align-items: center;
  display: grid;
  gap: 36px;
  grid-template-columns: 0.9fr 1.1fr;
}

.mode-grid {
  display: grid;
  gap: 14px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 22px;
}

.mode-grid article {
  display: grid;
  gap: 10px;
  padding: 18px;
}

.mode-grid strong {
  color: var(--primary-strong);
  font-size: 18px;
}

.robot-card {
  display: grid;
  gap: 10px;
  padding: 22px;
}

.robot-card strong {
  font-size: 22px;
}

.robot-card span {
  background: #0f1814;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--muted);
  font-weight: 800;
  padding: 12px;
}

.comparison {
  background: #09100d;
  border-bottom: 1px solid var(--line);
  border-top: 1px solid var(--line);
}

.compare-table {
  overflow: hidden;
}

.compare-table > div {
  display: grid;
  gap: 16px;
  grid-template-columns: 1fr 1fr;
  padding: 16px 18px;
}

.compare-table > div + div {
  border-top: 1px solid var(--line);
}

.compare-head {
  background: #14231e;
  color: var(--primary-strong);
  font-weight: 900;
}

.compare-table span {
  color: var(--muted);
}

.compare-table strong {
  color: var(--text);
}

.segment-grid {
  display: grid;
  gap: 14px;
  grid-template-columns: 1.25fr repeat(3, minmax(0, 1fr));
}

.segment-card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  display: grid;
  gap: 12px;
  padding: 20px;
}

.segment-card.featured {
  background: linear-gradient(180deg, rgba(69, 176, 143, 0.16), rgba(18, 29, 24, 1));
  border-color: rgba(69, 176, 143, 0.45);
}

.segment-card span {
  color: var(--primary-strong);
  font-size: 13px;
  font-weight: 900;
}

.segment-card h3 {
  font-size: 22px;
}

.segment-card ul {
  color: var(--muted);
  display: grid;
  gap: 8px;
  margin: 0;
  padding-left: 18px;
}

.price-card {
  justify-self: end;
  max-width: 430px;
  padding: 28px;
  width: 100%;
}

.price-badge {
  background: rgba(122, 180, 245, 0.15);
  border: 1px solid rgba(122, 180, 245, 0.32);
  border-radius: 8px;
  color: #cfe6ff;
  display: inline-flex;
  font-size: 13px;
  font-weight: 900;
  margin-bottom: 18px;
  padding: 8px 10px;
}

.price {
  color: var(--text);
  font-size: 44px;
  font-weight: 900;
  margin: 12px 0;
}

.price small {
  color: var(--muted);
  font-size: 18px;
}

.price-card ul {
  color: var(--muted);
  display: grid;
  gap: 10px;
  list-style: none;
  margin: 18px 0 24px;
  padding: 0;
}

.price-card li::before {
  color: var(--primary);
  content: "✓ ";
  font-weight: 900;
}

.faq-grid {
  align-items: start;
}

.faq-list {
  display: grid;
  gap: 10px;
}

.faq-list details {
  padding: 16px;
}

.faq-list summary {
  color: var(--text);
  cursor: pointer;
  font-weight: 900;
}

.faq-list p {
  margin-top: 10px;
}

.final-box {
  padding: 44px;
  text-align: center;
}

.final-box p {
  font-size: 18px;
  margin-top: 12px;
}

.footer {
  background: #08100d;
  border-top: 1px solid var(--line);
  padding: 44px 0;
}

.footer-grid {
  display: grid;
  gap: 28px;
  grid-template-columns: 1.5fr 1fr 1fr;
}

.footer h3 {
  font-size: 16px;
  margin-bottom: 12px;
}

.footer a {
  color: var(--muted);
  display: block;
  font-weight: 700;
  margin-top: 10px;
}

.footer a:hover {
  color: var(--primary-strong);
}

.footer p {
  margin-top: 12px;
  max-width: 420px;
}

@media (max-width: 980px) {
  .nav {
    display: none;
  }

  .hero {
    padding: 44px 0 58px;
  }

  .hero-grid,
  .demo-block,
  .demo-block.reverse,
  .automation-grid,
  .pricing-grid,
  .faq-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .demo-block.reverse .demo-copy {
    order: 0;
  }

  .hero-phone,
  .phone-demo {
    justify-self: center;
    max-width: 430px;
    width: 100%;
  }

  .cycle {
    display: flex;
    margin-left: -20px;
    margin-right: -20px;
    overflow-x: auto;
    padding: 0 20px 10px;
  }

  .cycle span {
    flex: 0 0 auto;
    min-width: 150px;
  }

  .leak-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .segment-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .price-card {
    justify-self: stretch;
    max-width: none;
  }
}

@media (max-width: 620px) {
  .site-header {
    padding: 10px 14px;
  }

  .brand span {
    max-width: 128px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .header-cta {
    padding: 9px 10px;
  }

  .container {
    padding: 0 16px;
  }

  .hero h1 {
    font-size: 36px;
  }

  .lead {
    font-size: 17px;
  }

  .positioning {
    font-size: 18px;
  }

  .hero-actions .btn {
    width: 100%;
  }

  .section {
    padding: 50px 0;
  }

  .section h2 {
    font-size: 30px;
  }

  .leak-grid,
  .segment-grid,
  .mode-grid,
  .compare-table > div {
    grid-template-columns: 1fr;
  }

  .leak-card {
    min-height: 0;
  }

  .demo-block {
    gap: 22px;
    padding: 28px 0;
  }

  .phone-demo img,
  .phone-demo.wide img,
  .hero-phone img {
    height: auto;
    max-height: 580px;
    object-fit: contain;
  }

  .compare-head {
    display: none !important;
  }

  .compare-table > div {
    gap: 8px;
  }

  .compare-table strong::before {
    color: var(--primary-strong);
    content: "Com OperService: ";
  }

  .final-box {
    padding: 26px 18px;
  }
}