:root {
  color-scheme: light;
  --ink: #15233d;
  --muted: #637086;
  --line: #e4e8ef;
  --canvas: #fbfcfe;
  --panel: #ffffff;
  --blue: #2e6aff;
  --blue-dark: #194fca;
  --blue-soft: #eaf0ff;
  --yellow: #e9b52e;
  --yellow-hover: #d5a118;
  --radius: 16px;
  --shadow: 0 20px 50px rgba(21, 35, 61, 0.1);
  font-family: "Manrope", "Open Sans", Inter, ui-sans-serif, system-ui, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--canvas); color: var(--ink); line-height: 1.55; }
a { color: inherit; }

.site-header { position: sticky; top: 0; z-index: 10; display: flex; align-items: center; justify-content: space-between; min-height: 72px; padding: 13px clamp(20px, 5vw, 72px); border-bottom: 1px solid rgba(228,232,239,.8); background: rgba(251,252,254,.9); backdrop-filter: blur(16px); }
.brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 800; text-decoration: none; }
.brand-mark { display: grid; width: 36px; height: 36px; place-items: center; border-radius: 11px; background: var(--blue); color: #fff; font-weight: 900; box-shadow: 0 7px 16px rgba(46,106,255,.25); }
.header-nav { display: flex; align-items: center; gap: 24px; color: var(--muted); font-size: .92rem; font-weight: 700; }
.header-nav a { text-decoration: none; }
.header-nav a:hover { color: var(--blue-dark); }
.header-nav .nav-cta { padding: 9px 13px; border-radius: 9px; background: var(--blue-soft); color: var(--blue-dark); }

.section-pad { padding: clamp(54px, 6vw, 86px) clamp(20px, 5vw, 72px); }
.hero, .feature, .contact { display: grid; grid-template-columns: minmax(0,.9fr) minmax(330px,1.1fr); gap: clamp(28px, 5vw, 78px); align-items: center; max-width: 1420px; margin: 0 auto; }
.hero { min-height: 0; padding-top: clamp(48px, 6vw, 80px); padding-bottom: clamp(52px, 7vw, 88px); }
.hero-copy { max-width: 635px; }
.eyebrow { margin: 0 0 14px; color: var(--blue); font-size: .75rem; font-weight: 900; letter-spacing: .1em; text-transform: uppercase; }
h1,h2,h3,p { margin-top: 0; }
h1,h2,h3 { letter-spacing: -.04em; line-height: 1.05; }
h1 { margin-bottom: 22px; font-size: clamp(2.8rem, 4.8vw, 4.9rem); }
h1 span { white-space: nowrap; }
h2 { margin-bottom: 18px; font-size: clamp(2.2rem,4.2vw,4.2rem); }
h3 { margin-bottom: 6px; font-size: 1.3rem; }
.hero-lead, .section-heading > p, .feature-copy > p, .contact-copy > p { color: var(--muted); font-size: clamp(1.05rem,1.45vw,1.22rem); }
.hero-lead { max-width: 570px; margin-bottom: 24px; }
.hero-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 18px; margin-bottom: 24px; }
.button { display: inline-flex; align-items: center; justify-content: center; min-height: 52px; padding: 0 20px; border: 0; border-radius: 10px; font: inherit; font-weight: 900; text-decoration: none; transition: transform 160ms ease, background 160ms ease; }
.button:hover { transform: translateY(-2px); }
.button-primary { background: var(--yellow); color: #3a2b00; box-shadow: 0 10px 24px rgba(213,161,24,.22); }
.button-primary:hover { background: var(--yellow-hover); }
.text-link { color: var(--blue-dark); font-size: .94rem; font-weight: 900; text-decoration: none; }
.text-link span { margin-left: 4px; }
.hero-signals { display: flex; flex-wrap: wrap; gap: 8px; margin: 0; padding: 0; list-style: none; color: #50617d; font-size: .82rem; font-weight: 800; }
.hero-signals li { padding: 8px 10px; border: 1px solid var(--line); border-radius: 999px; background: #fff; }

.phone-shell { position: relative; width: min(100%, 332px); height: 596px; margin: 0; overflow: hidden; border: 8px solid #101a2c; border-radius: 43px; background: #f8faff; box-shadow: 0 22px 45px rgba(21,35,61,.18), 0 2px 5px rgba(21,35,61,.14); color: #15233d; }
.phone-shell::before { position: absolute; z-index: 3; top: 7px; left: 50%; width: 92px; height: 21px; border-radius: 999px; background: #101a2c; content: ""; transform: translateX(-50%); }
.hero-visual { width: min(100%, 350px); justify-self: end; transform: rotate(2deg); }
.phone-status { display: flex; justify-content: space-between; padding: 11px 17px 6px; background: #fff; color: #53637d; font-size: .59rem; font-weight: 900; }
.phone-appbar { display: flex; align-items: center; justify-content: space-between; min-height: 45px; padding: 0 15px; border-bottom: 1px solid #e4eaf3; background: #fff; font-size: .72rem; font-weight: 900; }
.mini-mark { display: grid; width: 24px; height: 24px; place-items: center; border-radius: 7px; background: var(--blue); color: #fff; }
.phone-content { padding: 15px 13px; }
.phone-kicker { margin-bottom: 4px; color: var(--blue); font-size: .58rem; font-weight: 900; letter-spacing: .09em; }
.phone-content h3 { margin-bottom: 12px; font-size: 1.08rem; }
.phone-progress { display: grid; gap: 7px; margin-bottom: 12px; padding: 10px; border-radius: 10px; background: var(--blue-soft); color: #41609d; font-size: .63rem; font-weight: 800; }
.phone-progress i { height: 5px; overflow: hidden; border-radius: 99px; background: #d2ddf6; }
.phone-progress b { display: block; width: 72%; height: 100%; border-radius: inherit; background: var(--blue); }
.phone-card { display: grid; grid-template-columns: 24px 1fr auto; gap: 8px; align-items: center; margin-top: 8px; padding: 10px 8px; border: 1px solid #e2e8f1; border-radius: 10px; background: #fff; }
.phone-card > span { display: grid; width: 23px; height: 23px; place-items: center; border-radius: 50%; background: #eef2f8; color: #68768b; font-size: .75rem; font-weight: 900; }
.phone-card.is-ok > span { background: #e4f5ee; color: #27835f; }
.phone-card.is-alert > span { background: #fff0df; color: #b56c12; }
.phone-card small { display: block; color: #8491a4; font-size: .53rem; font-weight: 900; letter-spacing: .06em; }
.phone-card strong { display: block; font-size: .68rem; }
.phone-card em { color: #718096; font-size: .55rem; font-style: normal; font-weight: 800; }
.phone-nav { position: absolute; right: 0; bottom: 0; left: 0; display: flex; justify-content: space-around; padding: 11px; border-top: 1px solid #e2e8f1; background: #fff; color: #76859a; font-size: .82rem; }
.phone-nav span:first-child { color: var(--blue); }
.phone-incidents, .phone-history { justify-self: center; }
.incident-card, .history-card { margin-bottom: 9px; padding: 11px; border: 1px solid #e1e7ef; border-radius: 11px; background: #fff; box-shadow: 0 3px 10px rgba(21,35,61,.04); }
.incident-card > div, .history-card > div { display: flex; justify-content: space-between; gap: 8px; margin-bottom: 9px; }
.code { color: #74839a; font-size: .59rem; font-weight: 900; }
.state { padding: 3px 6px; border-radius: 99px; font-size: .54rem; }
.state-urgent { background: #fde8e6; color: #a33d36; }
.state-medium { background: #fff1d8; color: #9d660f; }
.incident-card strong, .history-card strong { display: block; font-size: .78rem; }
.incident-card p, .history-card p { margin: 5px 0 11px; color: #748197; font-size: .63rem; }
.incident-card footer, .history-card footer { display: flex; justify-content: space-between; color: #5d6c81; font-size: .58rem; font-weight: 800; }
.phone-action { position: absolute; right: 13px; bottom: 53px; left: 13px; min-height: 36px; border: 0; border-radius: 9px; background: var(--yellow); color: #3a2b00; font: inherit; font-size: .64rem; font-weight: 900; }
.history-card b { color: #2d7b60; font-size: .57rem; }
.history-card footer { padding-top: 9px; border-top: 1px solid #edf0f4; }
.history-card footer strong { display: inline; color: var(--blue); font-size: .7rem; }
.sync-note { margin-top: 18px; color: #2d7b60; font-size: .62rem; font-weight: 800; text-align: center; }

.product-intro { max-width: 1420px; margin: 0 auto; border-top: 1px solid var(--line); }
.section-heading { max-width: 760px; }
.proof-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 14px; margin-top: 28px; }
.proof-grid article { display: grid; gap: 12px; min-height: 116px; padding: 20px; border: 1px solid var(--line); border-radius: var(--radius); background: #fff; font-weight: 800; }
.proof-grid strong { color: var(--blue); font-size: .83rem; }

.feature { max-width: 1420px; margin: 0 auto; }
.feature-reverse { grid-template-columns: minmax(400px,1.15fr) minmax(0,.85fr); }
.feature-reverse .feature-copy { grid-column: 2; grid-row: 1; }
.feature-copy { max-width: 540px; }
.feature-list { display: grid; gap: 10px; margin: 22px 0 0; padding: 0; list-style: none; font-weight: 800; }
.feature-list li { position: relative; padding-left: 28px; }
.feature-list li::before { position: absolute; left: 0; top: .2em; display: grid; width: 17px; height: 17px; place-items: center; border-radius: 50%; background: var(--blue-soft); color: var(--blue); font-size: .68rem; content: "✓"; }

.results { max-width: 1280px; margin: 0 auto; padding-top: clamp(54px,6vw,80px); padding-bottom: clamp(54px,6vw,80px); text-align: center; }
.results h2 { max-width: 850px; margin-right: auto; margin-left: auto; }
.benefit-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 12px; margin-top: 28px; text-align: left; }
.benefit-grid span { min-height: 88px; padding: 17px; border-radius: 12px; background: var(--blue-soft); color: #244c9c; font-weight: 800; }

.faq { max-width: 1280px; margin: 0 auto; border-top: 1px solid var(--line); }
.faq-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-top: 28px; }
.faq-list details { min-height: 158px; padding: 18px; border: 1px solid var(--line); border-radius: 12px; background: #fff; }
.faq-list summary { cursor: pointer; color: var(--ink); font-weight: 900; list-style: none; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after { float: right; color: var(--blue); content: "+"; }
.faq-list details[open] summary::after { content: "−"; }
.faq-list p { margin: 14px 0 0; color: var(--muted); font-size: .92rem; }

.contact { max-width: none; padding-top: clamp(58px,7vw,86px); padding-bottom: clamp(58px,7vw,86px); background: #f0f4ff; }
.contact-copy { max-width: 590px; justify-self: end; }
.mail-fallback { margin-top: 24px; font-size: 1rem !important; }
.mail-fallback a { color: var(--blue-dark); font-weight: 900; }
.lead-form { display: grid; gap: 16px; width: min(100%,520px); padding: clamp(26px,4vw,42px); border: 1px solid #dfe6f3; border-radius: var(--radius); background: #fff; box-shadow: 0 14px 32px rgba(21,35,61,.08); }
.lead-form label { display: grid; gap: 7px; color: var(--ink); font-size: .9rem; font-weight: 800; }
.lead-form label span { color: var(--muted); font-weight: 600; }
.lead-form input { width: 100%; min-height: 48px; padding: 0 13px; border: 1px solid #cfd8e7; border-radius: 9px; color: var(--ink); font: inherit; }
.lead-form input:focus { outline: 3px solid #dce7ff; border-color: var(--blue); }
.form-button { width: 100%; margin-top: 4px; cursor: pointer; }
.form-button:disabled { cursor: wait; opacity: .72; }
.form-status { min-height: 22px; margin: 0; color: var(--muted); font-size: .9rem; }
.form-status.is-error { color: #b23b3b; }
.form-status.is-success { color: #1e6a55; }
.site-footer { display: flex; justify-content: space-between; gap: 20px; padding: 27px clamp(20px,5vw,72px); color: var(--muted); font-size: .92rem; }
.site-footer span { color: var(--ink); font-weight: 900; }

@media (max-width: 900px) {
  .hero,.feature,.feature-reverse,.contact { grid-template-columns: 1fr; }
  .hero { min-height: 0; }
  .hero-visual { justify-self: center; }
  .feature-reverse .feature-copy { grid-column: auto; grid-row: auto; }
  .contact-copy { justify-self: start; }
  .proof-grid,.benefit-grid,.faq-list { grid-template-columns: repeat(2,1fr); }
}
@media (max-width: 620px) {
  .site-header { align-items: center; }
  .header-nav a:not(.nav-cta) { display: none; }
  .header-nav { gap: 0; }
  h1 { font-size: clamp(2.25rem,10vw,3.1rem); }
  h2 { font-size: clamp(2.15rem,10vw,3.25rem); }
  .hero-actions { align-items: stretch; flex-direction: column; gap: 14px; }
  .button { width: 100%; }
  .text-link { text-align: center; }
  .proof-grid,.benefit-grid,.faq-list { grid-template-columns: 1fr; }
  .proof-grid article { min-height: 112px; }
  .hero-visual { transform: none; }
  .site-footer { align-items: flex-start; flex-direction: column; }
}