:root {
  --navy-950: #061329;
  --navy-900: #0a1b38;
  --navy-800: #102955;
  --blue: #2563eb;
  --blue-deep: #1554d1;
  --cyan: #16c8d4;
  --ink: #0b1730;
  --muted: #5d6b82;
  --line: #dfe6f0;
  --surface: #f4f7fb;
  --white: #ffffff;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--white);
  color: var(--ink);
  font-family: var(--font-geist-sans, Inter), ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
a { color: inherit; }

.site-header {
  align-items: center;
  background: rgba(255,255,255,.92);
  border-bottom: 1px solid rgba(14,35,70,.08);
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  height: 82px;
  left: 0;
  padding: 0 max(28px, calc((100vw - 1280px) / 2));
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(16px);
}
.brand-link { text-decoration: none; width: max-content; }
.brand-lockup { align-items: center; display: inline-flex; gap: 11px; }
.brand-lockup img { display: block; flex: 0 0 auto; }
.brand-lockup > span { display: flex; flex-direction: column; line-height: 1; }
.brand-lockup strong { font-size: 1.08rem; letter-spacing: .08em; }
.brand-lockup small { color: #49708f; font-size: .58rem; font-weight: 800; letter-spacing: .19em; margin-top: 5px; }
.site-header nav { display: flex; gap: 30px; }
.site-header nav a { color: #40506a; font-size: .9rem; font-weight: 650; text-decoration: none; }
.site-header nav a:hover { color: var(--blue); }
.header-cta { background: var(--navy-950); border-radius: 12px; color: #fff; font-size: .85rem; font-weight: 750; justify-self: end; padding: 12px 18px; text-decoration: none; }

.hero {
  background: linear-gradient(115deg, #f8fbff 0%, #f1f6fe 53%, #e9f3ff 100%);
  display: grid;
  gap: 60px;
  grid-template-columns: minmax(0, .87fr) minmax(520px, 1.13fr);
  min-height: 730px;
  overflow: hidden;
  padding: 96px max(28px, calc((100vw - 1280px) / 2)) 84px;
  position: relative;
}
.hero-glow { border-radius: 50%; filter: blur(2px); pointer-events: none; position: absolute; }
.hero-glow-one { background: rgba(37,99,235,.1); height: 520px; right: -180px; top: -120px; width: 520px; }
.hero-glow-two { background: rgba(22,200,212,.09); bottom: -220px; height: 430px; left: 30%; width: 430px; }
.hero-copy { align-self: center; position: relative; z-index: 2; }
.eyebrow, .section-kicker { color: var(--blue-deep); font-size: .74rem; font-weight: 850; letter-spacing: .16em; text-transform: uppercase; }
.eyebrow { align-items: center; display: flex; gap: 10px; }
.eyebrow span { background: var(--cyan); border-radius: 50%; box-shadow: 0 0 0 5px rgba(22,200,212,.14); height: 7px; width: 7px; }
.hero h1 { font-size: clamp(3.6rem, 5.4vw, 5.7rem); letter-spacing: -.065em; line-height: .95; margin: 26px 0; max-width: 660px; }
.hero h1 em { color: var(--blue); font-style: normal; }
.hero-lead { color: var(--muted); font-size: 1.16rem; line-height: 1.75; margin: 0; max-width: 600px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin: 34px 0 27px; }
.button { align-items: center; border-radius: 13px; display: inline-flex; font-size: .92rem; font-weight: 800; gap: 11px; justify-content: center; min-height: 52px; padding: 0 20px; text-decoration: none; transition: transform .2s ease, box-shadow .2s ease, background .2s ease; }
.button:hover { transform: translateY(-2px); }
.button-primary { background: linear-gradient(135deg, var(--blue), var(--blue-deep)); box-shadow: 0 14px 28px rgba(37,99,235,.24); color: #fff; }
.button-ghost { border: 1px solid #cbd7e8; color: var(--ink); }
.button-light { background: #edf4ff; color: #134fae; }
.button-white { background: #fff; color: var(--navy-950); }
.hero-proof { color: #3d4e69; display: flex; flex-wrap: wrap; font-size: .78rem; font-weight: 700; gap: 22px; }
.hero-proof b { color: #0aa89d; margin-right: 5px; }

.product-stage { align-self: center; background: #fff; border: 1px solid rgba(45,85,145,.17); border-radius: 22px; box-shadow: 0 38px 80px rgba(10,27,56,.22); min-height: 480px; padding-top: 31px; position: relative; transform: perspective(1400px) rotateY(-3deg) rotateX(1deg); z-index: 2; }
.window-dots { display: flex; gap: 6px; left: 16px; position: absolute; top: 12px; }
.window-dots i { background: #d9e2ef; border-radius: 50%; height: 7px; width: 7px; }
.screen-crop { border-radius: 0 0 20px 20px; height: 449px; overflow: hidden; position: relative; }
.screen-crop > img { height: 100%; object-fit: cover; object-position: 0 0; width: 100%; }
.screen-rebrand { align-items: center; background: #081936; display: flex; height: 70px; left: 0; padding: 0 16px; position: absolute; top: 0; width: 164px; }
.screen-rebrand .brand-lockup strong { color: #fff; font-size: .83rem; }
.screen-rebrand .brand-lockup small { color: #7ddceb; font-size: .45rem; }
.screen-rebrand .brand-lockup img { height: 36px; width: 36px; }
.floating-card { align-items: center; background: rgba(255,255,255,.97); border: 1px solid #dbe6f3; border-radius: 14px; box-shadow: 0 18px 42px rgba(10,27,56,.18); display: flex; gap: 11px; padding: 12px 15px; position: absolute; z-index: 3; }
.floating-card small, .floating-card strong { display: block; }
.floating-card small { color: #718097; font-size: .62rem; font-weight: 750; letter-spacing: .05em; text-transform: uppercase; }
.floating-card strong { font-size: .78rem; margin-top: 3px; }
.floating-card-top { right: 26px; top: -27px; }
.floating-card-bottom { bottom: -29px; left: 36px; }
.status-dot { background: #15b889; border-radius: 50%; box-shadow: 0 0 0 5px rgba(21,184,137,.15); height: 9px; width: 9px; }
.mini-icon { align-items: center; background: #e6f0ff; border-radius: 9px; color: var(--blue); display: flex; font-weight: 900; height: 34px; justify-content: center; width: 34px; }

.trust-row { background: var(--navy-950); color: #fff; display: grid; grid-template-columns: repeat(4,1fr); padding: 0 max(28px, calc((100vw - 1280px) / 2)); }
.trust-row div { border-right: 1px solid rgba(255,255,255,.1); padding: 28px 26px; }
.trust-row div:first-child { padding-left: 0; }
.trust-row div:last-child { border: 0; }
.trust-row strong, .trust-row span { display: block; }
.trust-row strong { font-size: 1.05rem; }
.trust-row span { color: #9eb0cc; font-size: .76rem; margin-top: 5px; }

.section { margin: 0 auto; max-width: 1340px; padding: 116px 30px; }
.section-heading { align-items: end; display: grid; gap: 60px; grid-template-columns: 1fr .72fr; margin-bottom: 52px; }
.section-heading h2, .network-copy h2, .requirements-card h2, .faq-intro h2 { font-size: clamp(2.45rem, 4vw, 4rem); letter-spacing: -.055em; line-height: 1.03; margin: 15px 0 0; }
.section-heading > p, .network-copy > p, .faq-intro > p { color: var(--muted); font-size: 1rem; line-height: 1.75; margin: 0; }
.feature-grid { display: grid; gap: 15px; grid-template-columns: repeat(3,1fr); }
.feature-card { background: var(--surface); border: 1px solid transparent; border-radius: 18px; min-height: 226px; padding: 28px; position: relative; transition: border .2s, transform .2s, background .2s; }
.feature-card:hover { background: #fff; border-color: #d9e4f3; transform: translateY(-3px); }
.feature-number { color: var(--blue); font-size: .72rem; font-weight: 900; letter-spacing: .12em; }
.feature-card h3 { font-size: 1.15rem; margin: 46px 0 12px; }
.feature-card p { color: var(--muted); font-size: .9rem; line-height: 1.65; margin: 0; }

.network-section { align-items: center; background: var(--navy-950); border-radius: 34px; color: #fff; display: grid; gap: 64px; grid-template-columns: .8fr 1.2fr; max-width: 1280px; overflow: hidden; padding: 82px 72px; }
.network-copy .section-kicker { color: #69dbe4; }
.network-copy > p { color: #aebcd1; margin-top: 22px; }
.check-list { list-style: none; margin: 26px 0; padding: 0; }
.check-list li { color: #d7dfeb; font-size: .9rem; margin: 14px 0; }
.check-list span { color: #48d6cf; font-weight: 900; margin-right: 10px; }
.text-link { color: #fff; display: inline-flex; font-size: .9rem; font-weight: 800; gap: 8px; text-decoration: none; }
.network-map { min-height: 440px; position: relative; }
.network-core, .network-client, .router { position: absolute; }
.network-core { align-items: center; background: linear-gradient(145deg,#17376e,#0c2147); border: 1px solid rgba(102,160,255,.35); border-radius: 24px; box-shadow: 0 24px 55px rgba(0,0,0,.25); display: flex; flex-direction: column; left: 50%; padding: 29px; top: 15px; transform: translateX(-50%); width: 265px; z-index: 3; }
.device-tag { color: #79dce4; font-size: .6rem; font-weight: 900; letter-spacing: .15em; }
.server-icon { align-items: center; background: rgba(255,255,255,.06); border-radius: 18px; display: flex; height: 78px; justify-content: center; margin: 20px 0; width: 78px; }
.server-icon img { height: 58px; width: 58px; }
.network-core strong { font-size: 1rem; }
.network-core small { color: #9fb0c9; margin-top: 7px; }
.network-client { background: #fff; border-radius: 16px; color: var(--ink); padding: 18px 22px; text-align: center; top: 315px; width: 180px; z-index: 3; }
.network-client span, .network-client small { display: block; }
.network-client span { font-weight: 850; }
.network-client small { color: var(--muted); font-size: .68rem; margin-top: 5px; }
.client-one { left: 3%; }
.client-two { right: 3%; }
.network-line { border-bottom: 2px solid rgba(82,177,255,.55); height: 190px; position: absolute; top: 151px; width: 42%; z-index: 1; }
.network-line-one { border-left: 2px solid rgba(82,177,255,.55); border-radius: 0 0 0 32px; left: 12%; }
.network-line-two { border-right: 2px solid rgba(82,177,255,.55); border-radius: 0 0 32px 0; right: 12%; }
.router { align-items: center; bottom: 21px; color: #90a4c2; display: flex; font-size: .68rem; gap: 7px; left: 50%; transform: translateX(-50%); }
.router i { background: var(--cyan); border-radius: 50%; box-shadow: 0 0 0 5px rgba(22,200,212,.12); height: 7px; width: 7px; }

.install-section { max-width: 1340px; }
.install-card { background: #f1f6fd; border-radius: 30px; padding: 68px; }
.compact-heading { margin-bottom: 40px; }
.steps { display: grid; gap: 14px; grid-template-columns: repeat(3,1fr); }
.steps article { background: #fff; border: 1px solid #e1e9f3; border-radius: 17px; padding: 25px; }
.steps article > span { align-items: center; background: var(--navy-950); border-radius: 10px; color: #fff; display: flex; font-size: .8rem; font-weight: 850; height: 34px; justify-content: center; width: 34px; }
.steps h3 { margin: 25px 0 8px; }
.steps p { color: var(--muted); font-size: .84rem; line-height: 1.6; margin: 0; }
.download-panel { align-items: center; background: var(--navy-950); border-radius: 20px; color: #fff; display: flex; justify-content: space-between; margin-top: 18px; padding: 27px; }
.download-panel small, .download-panel strong, .download-panel span { display: block; }
.download-panel small { color: #6ddbe4; font-size: .62rem; font-weight: 850; letter-spacing: .12em; }
.download-panel strong { font-size: 1.08rem; margin: 6px 0; }
.download-panel > div > span { color: #a6b6cc; font-size: .72rem; }
.download-actions { display: flex; gap: 9px; }
.download-note { color: var(--muted); font-size: .75rem; margin: 12px 3px 0; text-align: right; }

.requirements-section { display: grid; gap: 18px; grid-template-columns: 1.4fr .6fr; padding-top: 24px; }
.requirements-card { background: #fff; border: 1px solid var(--line); border-radius: 27px; padding: 56px; }
.requirements-card h2 { font-size: 2.8rem; max-width: 700px; }
.requirements-grid { display: grid; gap: 28px 18px; grid-template-columns: repeat(2,1fr); margin-top: 45px; }
.requirements-grid > div { display: grid; grid-template-columns: 43px 1fr; }
.requirements-grid > div > span { align-items: center; background: #eaf2ff; border-radius: 11px; color: var(--blue); display: flex; font-weight: 900; grid-row: span 2; height: 38px; justify-content: center; width: 38px; }
.requirements-grid strong { font-size: .9rem; }
.requirements-grid small { color: var(--muted); font-size: .76rem; margin-top: 5px; }
.license-card { background: linear-gradient(150deg,var(--blue),#113b96); border-radius: 27px; color: #fff; display: flex; flex-direction: column; justify-content: center; padding: 42px; }
.license-pill { align-self: flex-start; background: rgba(255,255,255,.14); border: 1px solid rgba(255,255,255,.2); border-radius: 999px; font-size: .6rem; font-weight: 850; letter-spacing: .12em; padding: 8px 11px; }
.license-card h3 { font-size: 2.1rem; letter-spacing: -.04em; line-height: 1.05; margin: 28px 0 15px; }
.license-card p { color: #cfddfa; font-size: .88rem; line-height: 1.65; }
.license-card .button { margin: 14px 0 18px; }
.license-card > small { color: #bfd0ee; font-size: .65rem; line-height: 1.5; }

.faq-section { display: grid; gap: 85px; grid-template-columns: .7fr 1.3fr; }
.faq-intro > p { margin-top: 22px; max-width: 420px; }
.faq-list details { border-bottom: 1px solid var(--line); padding: 20px 0; }
.faq-list summary { cursor: pointer; display: flex; font-size: 1rem; font-weight: 780; justify-content: space-between; list-style: none; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary span { color: var(--blue); font-size: 1.25rem; }
.faq-list details[open] summary span { transform: rotate(45deg); }
.faq-list p { color: var(--muted); font-size: .9rem; line-height: 1.7; margin: 15px 40px 2px 0; }

.contact-section { align-items: center; background: var(--navy-950); color: #fff; display: grid; gap: 70px; grid-template-columns: .8fr 1.2fr; padding: 90px max(28px, calc((100vw - 1280px) / 2)); }
.section-kicker.light { color: #6be1e8; }
.contact-section h2 { font-size: clamp(2.3rem,3.6vw,3.8rem); letter-spacing: -.05em; line-height: 1.03; margin: 16px 0; }
.contact-section > div > p { color: #9fafc6; line-height: 1.7; }
.contact-options { display: grid; gap: 12px; grid-template-columns: repeat(3,minmax(0,1fr)); }
.contact-options a { background: rgba(255,255,255,.07); border: 1px solid rgba(255,255,255,.12); border-radius: 18px; padding: 25px; text-decoration: none; transition: background .2s, transform .2s; }
.contact-options a:hover { background: rgba(255,255,255,.12); transform: translateY(-3px); }
.contact-options small, .contact-options strong, .contact-options span { display: block; }
.contact-options small { color: #7fdfe6; font-size: .65rem; font-weight: 800; text-transform: uppercase; }
.contact-options strong { font-size: 1.35rem; margin: 10px 0 22px; }
.contact-options a:last-child strong { font-size: 1.08rem; overflow-wrap: anywhere; }
.contact-options span { color: #c1cce0; font-size: .75rem; }

footer { align-items: center; display: grid; gap: 25px; grid-template-columns: auto 1fr auto auto; padding: 33px max(28px, calc((100vw - 1280px) / 2)); }
footer p { color: var(--muted); font-size: .75rem; }
footer > div { display: flex; gap: 17px; }
footer > div a { color: #42516a; font-size: .75rem; font-weight: 700; text-decoration: none; }
footer > small { color: #8490a2; font-size: .65rem; }

@media (max-width: 1100px) {
  .site-header { grid-template-columns: 1fr auto; }
  .site-header nav { display: none; }
  .hero { grid-template-columns: 1fr; padding-top: 72px; }
  .hero-copy { max-width: 760px; }
  .product-stage { transform: none; }
  .network-section { border-radius: 0; grid-template-columns: 1fr; max-width: none; }
  .network-map { margin: 0 auto; max-width: 650px; width: 100%; }
  .requirements-section { grid-template-columns: 1fr; }
  footer { grid-template-columns: auto 1fr; }
  footer > div, footer > small { justify-self: end; }
  .contact-options { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .contact-options a:last-child { grid-column: 1 / -1; }
}

@media (max-width: 760px) {
  .site-header { height: 70px; padding: 0 18px; }
  .header-cta { font-size: 0; padding: 10px; }
  .header-cta::after { content: "WhatsApp"; font-size: .76rem; }
  .hero { gap: 48px; grid-template-columns: 1fr; min-height: 0; padding: 64px 20px 70px; }
  .hero h1 { font-size: 3.2rem; }
  .hero-lead { font-size: 1rem; }
  .hero-actions .button { width: 100%; }
  .product-stage { min-height: 310px; }
  .screen-crop { height: 285px; }
  .floating-card-top { right: 12px; }
  .floating-card-bottom { bottom: -32px; left: 14px; }
  .trust-row { grid-template-columns: repeat(2,1fr); padding: 0 20px; }
  .trust-row div, .trust-row div:first-child { border-bottom: 1px solid rgba(255,255,255,.1); padding: 20px 8px; }
  .section { padding: 78px 20px; }
  .section-heading, .faq-section { gap: 22px; grid-template-columns: 1fr; }
  .section-heading h2, .network-copy h2, .requirements-card h2, .faq-intro h2 { font-size: 2.5rem; }
  .feature-grid, .steps { grid-template-columns: 1fr; }
  .feature-card { min-height: 190px; }
  .feature-card h3 { margin-top: 28px; }
  .network-section { gap: 30px; padding: 70px 20px; }
  .network-map { min-height: 390px; }
  .network-core { width: 225px; }
  .network-client { padding: 16px 8px; top: 290px; width: 128px; }
  .network-line { top: 145px; }
  .install-card, .requirements-card { border-radius: 22px; padding: 30px 20px; }
  .compact-heading { margin-bottom: 28px; }
  .download-panel { align-items: stretch; flex-direction: column; gap: 22px; }
  .download-actions { flex-direction: column; }
  .download-note { text-align: left; }
  .requirements-grid { grid-template-columns: 1fr; }
  .license-card { padding: 36px 25px; }
  .contact-section { gap: 36px; grid-template-columns: 1fr; padding: 70px 20px; }
  .contact-options { grid-template-columns: 1fr; }
  .contact-options a:last-child { grid-column: auto; }
  footer { align-items: start; grid-template-columns: 1fr; padding: 34px 20px; }
  footer > div, footer > small { justify-self: start; }
}