:root {
  --ink: #07182c;
  --ink-soft: #29445f;
  --navy: #06182c;
  --blue: #087cc1;
  --cyan: #21d4f4;
  --green: #0ebc83;
  --paper: #f5f9fc;
  --white: #fff;
  --line: #d9e6ef;
  --shadow: 0 24px 70px rgba(2, 22, 43, .16);
  --radius: 24px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 88px; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--white);
  font-family: Arial, Helvetica, sans-serif;
  line-height: 1.55;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
.container { width: min(1180px, calc(100% - 40px)); margin-inline: auto; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); }

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(6, 24, 44, .9);
  color: #fff;
  border-bottom: 1px solid rgba(255,255,255,.08);
  backdrop-filter: blur(18px);
}
.nav { min-height: 74px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: inline-flex; align-items: center; gap: 10px; }
.brand img { width: 44px; height: 44px; border-radius: 50%; object-fit: contain; }
.brand strong { display: block; font-size: 1.55rem; letter-spacing: -.04em; line-height: .95; }
.brand strong span { color: var(--cyan); }
.brand small { display: block; margin-top: 5px; color: #9ec2da; font-size: .65rem; text-transform: uppercase; letter-spacing: .19em; }
.menu { display: flex; align-items: center; gap: 28px; font-weight: 650; font-size: .94rem; }
.menu a { color: #dcebf5; transition: color .2s, transform .2s; }
.menu a:hover { color: var(--cyan); transform: translateY(-1px); }
.menu .nav-cta { color: #04243a; background: var(--cyan); border-radius: 999px; padding: 10px 18px; }
.menu-button { display: none; background: none; border: 0; padding: 8px; }
.menu-button > span:not(.sr-only) { display: block; width: 25px; height: 2px; background: #fff; margin: 5px; }

.hero {
  position: relative;
  overflow: hidden;
  color: #fff;
  background:
    radial-gradient(circle at 75% 10%, rgba(33,212,244,.17), transparent 35%),
    linear-gradient(135deg, #041426 0%, #082f52 58%, #07547b 100%);
  padding: 74px 0 84px;
}
.hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0;
  height: 120px;
  background: linear-gradient(transparent, rgba(2,14,28,.35));
  pointer-events: none;
}
.hero-glow { position: absolute; border-radius: 50%; filter: blur(10px); opacity: .35; }
.hero-glow-one { width: 340px; height: 340px; background: #00d8ff; right: -120px; top: 80px; }
.hero-glow-two { width: 260px; height: 260px; background: #0ebc83; left: -150px; bottom: -100px; }
.hero-grid { position: relative; z-index: 1; display: grid; grid-template-columns: 1.08fr .92fr; gap: 64px; align-items: center; }
.eyebrow { margin: 0 0 14px; color: #09a9dc; font-family: Arial, Helvetica, sans-serif; font-size: .8rem; font-weight: 700; text-transform: uppercase; letter-spacing: .07em; }
.hero .eyebrow, .demo-cta .eyebrow { color: var(--cyan); }
h1, h2, h3 { margin-top: 0; line-height: 1.08; }
h1 { margin-bottom: 24px; font-size: clamp(2.8rem, 6vw, 5.2rem); letter-spacing: -.055em; }
h1 em { display: block; color: var(--cyan); font-style: normal; }
.hero-lead { max-width: 650px; color: #c7dcea; font-size: clamp(1.05rem, 1.7vw, 1.27rem); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 13px; margin: 32px 0 25px; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 10px; min-height: 50px; padding: 0 22px; border-radius: 14px; font-weight: 800; transition: transform .2s, box-shadow .2s; }
.button:hover { transform: translateY(-2px); }
.button-primary { color: #03273c; background: linear-gradient(135deg, var(--cyan), #55f1c8); box-shadow: 0 13px 34px rgba(33,212,244,.26); }
.button-secondary { border: 1px solid rgba(255,255,255,.28); background: rgba(255,255,255,.07); }
.button-secondary-dark { color: #07577a; border: 1px solid #9ecedf; background: #fff; }
.button-light { color: #063451; background: #fff; }
.trust-row { display: flex; flex-wrap: wrap; gap: 20px; color: #a9c9dc; font-size: .88rem; }
.hero-media { position: relative; margin: 0; }
.hero-media img { width: min(100%, 530px); height: auto; margin-inline: auto; object-fit: contain; filter: drop-shadow(0 28px 38px rgba(0,0,0,.38)); }
.hero-media .hero-photo { border-radius: 24px; }

.proof-strip { position: relative; z-index: 2; color: #fff; background: #051629; border-top: 1px solid rgba(255,255,255,.08); }
.proof-grid { display: grid; grid-template-columns: repeat(6, 1fr); }
.proof-grid span { padding: 19px 12px; border-right: 1px solid rgba(255,255,255,.1); text-align: center; font-size: .86rem; font-weight: 700; }
.proof-grid span:first-child { border-left: 1px solid rgba(255,255,255,.1); }

.section { padding: 102px 0; }
.section-heading { max-width: 760px; margin: 0 auto 48px; text-align: center; }
.section-heading h2, .demo-cta h2 { margin-bottom: 16px; font-size: clamp(2.05rem, 4vw, 3.45rem); letter-spacing: -.045em; }
.section-heading > p:last-child { margin: 0; color: #5e7588; font-size: 1.08rem; }
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.feature-card { padding: 28px; border: 1px solid var(--line); border-radius: 20px; background: linear-gradient(145deg, #fff, #f7fbfd); box-shadow: 0 12px 35px rgba(10,42,69,.06); }
.feature-card h3 { margin: 18px 0 8px; font-size: 1.25rem; }
.feature-card p { margin: 0; color: #5d7386; }
.feature-icon { display: grid; width: 48px; height: 48px; place-items: center; border-radius: 14px; background: #e5f8fc; font-size: 1.45rem; }

.comparison-section { background: var(--paper); border-block: 1px solid #e1edf4; }
.edition-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; max-width: 900px; margin: 0 auto 26px; }
.edition-card { position: relative; overflow: hidden; min-height: 210px; padding: 30px; border-radius: var(--radius); color: #fff; box-shadow: var(--shadow); }
.edition-card::after { content: ""; position: absolute; width: 220px; height: 220px; right: -80px; top: -110px; border-radius: 50%; background: rgba(255,255,255,.11); }
.lite-card { background: linear-gradient(135deg, #0a6c88, #12a7a4); }
.full-card { background: linear-gradient(135deg, #062343, #087cc1); }
.edition-label { display: inline-block; margin-bottom: 20px; padding: 6px 11px; border-radius: 999px; background: rgba(255,255,255,.14); font-size: .72rem; font-weight: 850; text-transform: uppercase; letter-spacing: .1em; }
.edition-card h3 { margin-bottom: 10px; font-size: 2rem; }
.edition-card p { max-width: 480px; color: #dceef7; }
.unlimited-banner { max-width: 1040px; margin: 0 auto 26px; padding: 25px; border: 1px solid #b8dce9; border-radius: 22px; background: linear-gradient(135deg, #e8fbff, #effff9); box-shadow: 0 16px 40px rgba(16, 103, 139, .09); text-align: center; }
.unlimited-banner > div:first-child { display: flex; align-items: center; justify-content: center; gap: 12px; color: #07577a; font-size: 1.3rem; }
.unlimited-banner > div:first-child span { display: grid; width: 46px; height: 46px; place-items: center; border-radius: 50%; color: #fff; background: linear-gradient(135deg, var(--blue), var(--green)); font-size: 2rem; font-weight: 800; }
.unlimited-banner > p { margin: 13px auto 18px; max-width: 790px; color: #365d72; font-size: 1.03rem; }
.unlimited-items { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; }
.unlimited-items span { padding: 7px 12px; border: 1px solid #b7dce8; border-radius: 999px; color: #07577a; background: rgba(255,255,255,.78); font-size: .78rem; font-weight: 800; }
.comparison-shell { overflow: hidden; max-width: 1040px; margin-inline: auto; border: 1px solid #ccdee9; border-radius: 22px; background: #fff; box-shadow: 0 22px 58px rgba(19,55,80,.1); }
.comparison-head, .comparison-row { display: grid; grid-template-columns: minmax(260px, 1.8fr) 1fr 1fr; align-items: center; }
.comparison-head { color: #fff; background: var(--navy); font-size: .78rem; font-weight: 850; text-transform: uppercase; letter-spacing: .1em; }
.comparison-head span, .comparison-row > span { padding: 16px 22px; }
.comparison-head span:not(:first-child), .comparison-row > span:not(:first-child) { border-left: 1px solid rgba(133,170,193,.22); text-align: center; }
.comparison-row { min-height: 62px; border-top: 1px solid #e3edf3; }
.comparison-row:first-child { border-top: 0; }
.comparison-row.is-different { background: #f0fbff; }
.comparison-name small { display: block; color: #7a90a0; font-size: .7rem; text-transform: uppercase; letter-spacing: .08em; }
.comparison-name strong { font-size: .96rem; }
.comparison-value { font-weight: 800; }
.comparison-value.yes { color: #087d5b; }
.comparison-value.no { color: #b33b48; }
.comparison-value.neutral { color: #536d80; }
.comparison-price-row { background: #071f36; color: #fff; border-color: rgba(255,255,255,.1); }
.comparison-price-row .comparison-name small { color: #82bdd5; }
.comparison-price-row .price-value { color: #65e6cf; font-size: 1.05rem; }
.comparison-price-row .price-value small { display: block; color: #a9c8d7; font-size: .66rem; font-weight: 650; }
.comparison-loading { padding: 30px; color: #60798b; text-align: center; }
.comparison-note { max-width: 950px; margin: 18px auto 0; color: #60798b; text-align: center; font-size: .84rem; }

.pricing-section { background: #fff; }
.pricing-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; max-width: 900px; margin-inline: auto; }
.pricing-card { padding: 34px; border: 1px solid var(--line); border-radius: 24px; box-shadow: 0 18px 48px rgba(8,49,77,.1); text-align: center; }
.pricing-lite { background: linear-gradient(145deg, #effcfc, #fff); }
.pricing-full { color: #fff; border-color: #0e608f; background: linear-gradient(145deg, #06223e, #087cb8); }
.pricing-label { color: #0796bd; font-size: .74rem; font-weight: 900; text-transform: uppercase; letter-spacing: .13em; }
.pricing-full .pricing-label { color: #77e9f7; }
.price { margin: 14px 0 0; font-size: clamp(2.7rem, 5vw, 4rem); font-weight: 900; letter-spacing: -.06em; line-height: 1; }
.price small { margin-right: 5px; font-size: .45em; vertical-align: top; }
.pricing-card p { margin: 8px 0 24px; color: #667f90; }
.pricing-card p strong { color: #24556c; font-size: .8rem; }
.pricing-full p { color: #c5dce9; }
.pricing-full p strong { color: #dff8ff; }
.pricing-card .button { width: 100%; }
.installation-card { display: grid; grid-template-columns: .8fr 1.2fr; gap: 36px; align-items: center; max-width: 1040px; margin: 24px auto 0; padding: 30px 34px; border: 1px solid #bedce8; border-radius: 24px; background: linear-gradient(135deg, #f1fbff, #f3fff9); }
.installation-card h3 { margin: 10px 0 4px; font-size: 1.7rem; }
.installation-card h3 strong { display: block; color: #087b9f; font-size: 2.3rem; }
.installation-card p { margin: 0; color: #647e8e; }
.installation-card ul { margin: 0; padding: 0; list-style: none; }
.installation-card li { position: relative; margin: 11px 0; padding-left: 25px; color: #294e63; }
.installation-card li::before { content: "✓"; position: absolute; left: 0; color: #0b9e73; font-weight: 900; }
.pricing-legal { max-width: 900px; margin: 18px auto 0; color: #6b8190; text-align: center; font-size: .8rem; }

.modules-section { color: #fff; background: linear-gradient(145deg, #031426, #083a5e); }
.modules-section .section-heading > p:last-child { color: #b8d1e0; }
.modules-section .eyebrow { color: var(--cyan); }
.module-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; align-items: stretch; }
.module-card { display: flex; align-items: flex-start; flex-direction: column; padding: 30px; border: 1px solid rgba(255,255,255,.12); border-radius: 22px; background: rgba(255,255,255,.065); box-shadow: 0 22px 60px rgba(0,0,0,.19); }
.module-card.conecta-card { border-color: rgba(33,212,244,.4); background: linear-gradient(145deg, rgba(8,124,193,.32), rgba(14,188,131,.14)); }
.module-kicker { color: #76dff2; font-size: .7rem; font-weight: 850; text-transform: uppercase; letter-spacing: .12em; }
.module-brand-link { display: flex; align-items: center; justify-content: center; width: 100%; height: 145px; margin: 18px 0; }
.module-logo { display: block; object-fit: contain; border-radius: 16px; }
.module-logo-wide { width: 100%; height: 145px; margin: 18px 0; background: #fff; }
.module-logo-square { width: 145px; height: 145px; margin: 18px auto; }
.module-brand-link .module-logo-square { margin: 0 auto; }
.module-card h3 { margin-bottom: 10px; font-size: 1.7rem; }
.module-card p { margin: 0; color: #c3d9e6; }
.module-card ul { width: 100%; margin: 22px 0; padding: 0; list-style: none; }
.module-card li { position: relative; margin: 9px 0; padding-left: 22px; color: #e0edf4; font-size: .9rem; }
.module-card li::before { content: "✓"; position: absolute; left: 0; color: #4ce6b5; font-weight: 900; }
.module-card small { margin-top: auto; padding-top: 8px; color: #87aabc; }
.module-card .button { width: 100%; margin-top: 20px; }
.module-link { width: 100%; margin-top: 18px; padding: 11px 14px; border: 1px solid rgba(255,255,255,.18); border-radius: 12px; color: #8cecff; text-align: center; font-size: .85rem; font-weight: 800; }
.module-link:hover { border-color: var(--cyan); background: rgba(33,212,244,.08); }
.conecta-access { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; width: 100%; margin-top: auto; padding-top: 12px; }
.conecta-access span { padding: 10px; border: 1px solid rgba(255,255,255,.15); border-radius: 12px; color: #96b7c9; font-size: .7rem; text-transform: uppercase; letter-spacing: .08em; }
.conecta-access strong { display: block; color: #fff; font-size: 1rem; text-transform: none; letter-spacing: 0; }

.visual-section { background: #fff; }
.visual-grid { display: grid; grid-template-columns: repeat(12, 1fr); gap: 20px; align-items: start; }
.visual-card { grid-column: span 6; overflow: hidden; margin: 0; border-radius: 22px; background: #071a2e; box-shadow: var(--shadow); }
.visual-card img { width: 100%; max-height: 610px; object-fit: cover; object-position: top; }
.visual-card.centered-image img { object-fit: contain; object-position: center; margin-inline: auto; background: #f5f7f9; }
.visual-card.final-showcase { display: flex; align-items: center; justify-content: center; background: #f4f7fa; }
.visual-card.final-showcase img { width: 100%; height: auto; max-height: none; object-fit: contain; object-position: center; }
.visual-card figcaption { padding: 15px 18px; color: #cfe4f1; font-size: .88rem; }
.visual-tall { grid-column: span 5; grid-row: span 2; }
.visual-tall + .visual-card { grid-column: span 7; }
.visual-wide { grid-column: span 7; }
.visual-disclaimer { margin: 25px auto 0; color: #718797; text-align: center; font-size: .82rem; }

.demo-cta { padding: 72px 0; color: #fff; background: linear-gradient(110deg, #05182d, #075f8b); }
.demo-cta-inner { display: flex; align-items: center; justify-content: space-between; gap: 45px; }
.demo-cta h2 { margin-bottom: 8px; }
.demo-cta p { margin: 0; color: #c9dfec; }
.demo-access { display: flex; align-items: center; gap: 14px; padding: 13px; border: 1px solid rgba(255,255,255,.16); border-radius: 18px; background: rgba(255,255,255,.08); }
.demo-access > span { display: grid; padding: 0 8px; color: #a9c9dc; font-size: .7rem; text-transform: uppercase; letter-spacing: .08em; }
.demo-access strong { color: #fff; font-size: .95rem; text-transform: none; letter-spacing: 0; }

.footer { padding: 34px 0; color: #abc3d2; background: #03111f; }
.footer-grid { display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.footer-brand strong { font-size: 1.2rem; color: #fff; }
.footer-identities { display: flex; align-items: center; gap: 24px; }
.sivol-logo { width: 105px; height: auto; object-fit: contain; }
.sivol-footer-link { display: inline-flex; align-items: center; border-radius: 8px; transition: opacity .2s, transform .2s; }
.sivol-footer-link:hover { opacity: .86; transform: translateY(-1px); }
.footer p { margin: 0; }
.developer-credit { color: #8faebe; font-size: .82rem; }
.developer-credit a { color: #66dff2; font-weight: 800; }
.developer-credit a:hover { text-decoration: underline; }
.footer-links { display: flex; flex-wrap: wrap; gap: 20px; font-weight: 700; font-size: .86rem; }
.footer-links a:hover { color: var(--cyan); }

.floating-actions { position: fixed; right: 18px; bottom: 20px; z-index: 40; display: flex; align-items: flex-end; flex-direction: column; gap: 10px; pointer-events: none; }
.floating-button { display: flex; align-items: center; justify-content: flex-start; gap: 9px; width: 132px; min-height: 48px; padding: 7px 13px; border: 1px solid rgba(255,255,255,.32); border-radius: 999px; color: #fff; box-shadow: 0 10px 28px rgba(0,18,35,.25); font-family: Arial, Helvetica, sans-serif; font-size: .8rem; font-weight: 700; cursor: pointer; pointer-events: auto; appearance: none; transition: transform .2s, box-shadow .2s; }
.floating-button:hover { transform: translateY(-2px); box-shadow: 0 14px 32px rgba(0,18,35,.34); }
.floating-button svg { width: 27px; height: 27px; flex: 0 0 auto; fill: currentColor; }
.floating-button img { width: 30px; height: 30px; flex: 0 0 auto; border-radius: 8px; object-fit: cover; }
.whatsapp-float { background: #159f55; }
.conecta-float { color: #111; background: #ffd21f; }
.top-float { color: #fff; background: #073957; }

.reveal { opacity: 0; transform: translateY(18px); transition: opacity .6s ease, transform .6s ease; }
.reveal.visible { opacity: 1; transform: none; }

@media (max-width: 1000px) {
  .menu-button { display: block; }
  .menu { position: absolute; left: 14px; right: 14px; top: calc(100% + 8px); display: none; align-items: stretch; flex-direction: column; gap: 0; padding: 10px; border: 1px solid rgba(255,255,255,.12); border-radius: 16px; background: #071d33; box-shadow: var(--shadow); }
  .menu.open { display: flex; }
  .menu a { padding: 13px; }
  .menu .nav-cta { margin-top: 5px; text-align: center; }
}

@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-copy { text-align: center; }
  .hero-lead { margin-inline: auto; }
  .hero-actions, .trust-row { justify-content: center; }
  .hero-media { max-width: 580px; margin-inline: auto; transform: none; }
  .feature-grid { grid-template-columns: 1fr 1fr; }
  .proof-grid { grid-template-columns: repeat(3, 1fr); }
  .edition-cards { grid-template-columns: 1fr; }
  .pricing-grid, .installation-card { grid-template-columns: 1fr; }
  .module-grid { grid-template-columns: 1fr; }
  .demo-cta-inner { align-items: flex-start; flex-direction: column; }
  .visual-tall, .visual-tall + .visual-card, .visual-wide, .visual-card { grid-column: span 6; }
}

@media (max-width: 700px) {
  .container { width: min(100% - 28px, 1180px); }
  .hero { padding-top: 48px; }
  h1 { font-size: clamp(2.55rem, 14vw, 4rem); }
  .section { padding: 74px 0; }
  .feature-grid { grid-template-columns: 1fr; }
  .proof-grid { grid-template-columns: 1fr 1fr; }
  .comparison-head, .comparison-row { grid-template-columns: minmax(145px, 1.5fr) 1fr 1fr; }
  .comparison-head span, .comparison-row > span { padding: 12px 8px; font-size: .78rem; }
  .comparison-name strong { font-size: .82rem; }
  .comparison-name small { font-size: .58rem; }
  .unlimited-banner { padding: 20px 14px; }
  .visual-grid { display: block; }
  .visual-card { margin-bottom: 18px; }
  .demo-access { width: 100%; align-items: stretch; flex-direction: column; }
  .demo-access > span { grid-template-columns: 90px 1fr; align-items: center; }
  .footer-grid { align-items: flex-start; flex-direction: column; }
  .footer-identities { align-items: flex-start; flex-direction: column; gap: 10px; }
  .floating-actions { right: 10px; bottom: 12px; gap: 8px; }
  .floating-button { width: 46px; min-height: 46px; padding: 7px; justify-content: center; }
  .floating-button span { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); }
  .floating-button svg, .floating-button img { width: 28px; height: 28px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
}