/* E&B Inventário — estilos globais */
:root {
  --ink: #0b2a3c;
  --ink-2: #33505f;
  --muted: #5d7684;
  --bg: #f5faf9;
  --surface: #ffffff;
  --line: #dbe8e6;
  --navy: #061a26;
  --navy-2: #0a2636;
  --teal: #14b892;
  --teal-2: #0fa394;
  --mint: #5ef2c6;
  --petrol: #0b5e73;
  --warn: #f5a524;
  --radius: 18px;
  --shadow: 0 1px 2px rgb(6 26 38 / 6%), 0 12px 32px -12px rgb(6 26 38 / 18%);
  --font-head: "Sora", "Segoe UI", system-ui, sans-serif;
  --font-body: "Inter", "Segoe UI", system-ui, sans-serif;
  --wrap: 1180px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.65;
  color: var(--ink-2);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}
img, svg { max-width: 100%; display: block; }
a { color: var(--petrol); }
h1, h2, h3, h4 { font-family: var(--font-head); color: var(--ink); line-height: 1.15; letter-spacing: -0.02em; margin: 0 0 .5em; }
h1 { font-size: clamp(2.1rem, 5.2vw, 4rem); font-weight: 800; }
h2 { font-size: clamp(1.7rem, 3.4vw, 2.6rem); font-weight: 700; }
h3 { font-size: 1.2rem; font-weight: 700; }
p { margin: 0 0 1em; }
.wrap { width: min(var(--wrap), 100% - 32px); margin-inline: auto; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip { position: absolute; left: 12px; top: -60px; background: var(--teal); color: #fff; padding: 8px 14px; border-radius: 8px; z-index: 100; }
.skip:focus { top: 12px; }
:focus-visible { outline: 3px solid var(--mint); outline-offset: 3px; border-radius: 6px; }

/* ---------- Botões ---------- */
.btn {
  display: inline-flex; align-items: center; gap: .55em;
  font: 600 1rem/1 var(--font-head);
  padding: 1em 1.5em; border-radius: 999px; border: 0; cursor: pointer;
  text-decoration: none; white-space: nowrap;
  transition: transform .2s cubic-bezier(.2,.8,.2,1), box-shadow .2s, background .2s;
}
.btn:active { transform: scale(.97); }
.btn svg { width: 1.2em; height: 1.2em; flex: none; }
.btn-primary { background: linear-gradient(135deg, var(--mint), var(--teal)); color: #04261f; box-shadow: 0 10px 30px -10px rgb(20 184 146 / 70%); }
.btn-ghost { background: rgb(255 255 255 / 8%); color: #fff; box-shadow: inset 0 0 0 1px rgb(255 255 255 / 25%); }
.btn-dark { background: var(--ink); color: #fff; }
@media (hover: hover) {
  .btn-primary:hover { box-shadow: 0 14px 36px -10px rgb(20 184 146 / 90%); transform: translateY(-2px); }
  .btn-ghost:hover { background: rgb(255 255 255 / 14%); }
  .btn-dark:hover { background: var(--petrol); }
}

/* ---------- Header ---------- */
.site-header {
  position: fixed; inset: 0 0 auto; z-index: 50;
  transition: background .3s, box-shadow .3s, backdrop-filter .3s;
}
.site-header.is-scrolled, .site-header.is-solid { background: rgb(6 26 38 / 94%); backdrop-filter: blur(14px) saturate(140%); box-shadow: 0 1px 0 rgb(255 255 255 / 8%); }
.nav { display: flex; align-items: center; justify-content: space-between; height: 76px; gap: 24px; }
.brand { display: flex; align-items: center; text-decoration: none; }
.brand img { height: 46px; width: auto; }
.nav-links { display: flex; gap: 28px; list-style: none; margin: 0; padding: 0; }
.nav-links a { color: rgb(255 255 255 / 82%); text-decoration: none; font: 500 .95rem var(--font-head); }
.nav-links a:hover { color: #fff; }
.nav-cta { padding: .8em 1.2em; font-size: .92rem; }
.menu-btn { display: none; background: none; border: 0; color: #fff; padding: 8px; cursor: pointer; }
.menu-btn svg { width: 28px; height: 28px; }
@media (max-width: 920px) {
  .nav-links, .nav .nav-cta { display: none; }
  .menu-btn { display: block; }
  .nav-links.open {
    display: flex; flex-direction: column; gap: 4px;
    position: absolute; top: 76px; left: 0; right: 0; padding: 12px 16px 20px;
    background: rgb(6 26 38 / 97%); backdrop-filter: blur(14px);
  }
  .nav-links.open a { display: block; padding: 12px 4px; font-size: 1.05rem; }
}

/* ---------- Hero 3D ---------- */
.hero {
  position: relative; min-height: 100svh; display: flex; align-items: center;
  background:
    radial-gradient(1200px 600px at 75% 30%, rgb(20 184 146 / 22%), transparent 60%),
    radial-gradient(900px 500px at 10% 90%, rgb(11 94 115 / 45%), transparent 60%),
    var(--navy);
  color: #cfe3e6; overflow: hidden; isolation: isolate;
}
#hero-canvas { position: absolute; inset: 0; width: 100%; height: 100%; z-index: -1; }
.hero::after { content: ""; position: absolute; inset: auto 0 0; height: 160px; background: linear-gradient(transparent, var(--navy)); z-index: -1; pointer-events: none; }
.hero-inner { padding: 120px 0 80px; max-width: 640px; }
.hero h1 { color: #fff; }
.hero h1 em { font-style: normal; background: linear-gradient(90deg, var(--mint), #a8ffe6); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero .lead { font-size: 1.18rem; color: #b5ccd2; max-width: 540px; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font: 600 .78rem var(--font-head); letter-spacing: .14em; text-transform: uppercase;
  color: var(--teal); margin-bottom: 18px;
}
.hero .eyebrow { color: var(--mint); background: rgb(94 242 198 / 10%); padding: 7px 14px; border-radius: 999px; box-shadow: inset 0 0 0 1px rgb(94 242 198 / 25%); }
.eyebrow .dot { width: 7px; height: 7px; border-radius: 50%; background: currentColor; box-shadow: 0 0 0 4px rgb(94 242 198 / 20%); animation: pulse 2s infinite; }
@keyframes pulse { 50% { box-shadow: 0 0 0 8px rgb(94 242 198 / 0%); } }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin: 30px 0 38px; }
.hero-proof { display: flex; flex-wrap: wrap; gap: 22px; list-style: none; padding: 0; margin: 0; font-size: .92rem; }
.hero-proof li { display: flex; align-items: center; gap: 8px; }
.hero-proof svg { width: 18px; height: 18px; color: var(--mint); }
.scan-hud {
  position: absolute; right: max(16px, calc((100vw - var(--wrap)) / 2)); bottom: 48px;
  font: 500 .8rem/1.5 ui-monospace, "Cascadia Mono", Consolas, monospace; color: var(--mint);
  background: rgb(6 26 38 / 60%); backdrop-filter: blur(8px);
  border: 1px solid rgb(94 242 198 / 22%); border-radius: 14px; padding: 14px 18px; min-width: 230px;
}
.scan-hud b { color: #fff; font-weight: 600; }
.scan-hud .bar { height: 4px; border-radius: 4px; background: rgb(94 242 198 / 15%); margin-top: 10px; overflow: hidden; }
.scan-hud .bar i { display: block; height: 100%; width: 0; background: var(--mint); transition: width .4s; }
@media (max-width: 920px) {
  .scan-hud { display: none; }
  .hero { flex-direction: column; align-items: stretch; min-height: 0; }
  #hero-canvas { position: relative; inset: auto; height: min(46svh, 420px); margin-top: 76px; z-index: 0; }
  .hero-inner { padding: 8px 0 64px; }
}

/* ---------- Seções ---------- */
section { padding: clamp(72px, 10vw, 120px) 0; }
.section-head { max-width: 720px; margin-bottom: 52px; }
.section-head.center { margin-inline: auto; text-align: center; }
.section-head p { font-size: 1.1rem; color: var(--muted); }
.dark { background: var(--navy); color: #b5ccd2; }
.dark h2, .dark h3 { color: #fff; }
.dark .section-head p { color: #9fb8bf; }
.tint { background: linear-gradient(180deg, #eaf6f3, var(--bg)); }

/* trust strip */
.strip { background: var(--navy); padding: 0 0 56px; }
.strip ul { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; list-style: none; margin: 0; padding: 0; background: rgb(255 255 255 / 8%); border-radius: var(--radius); overflow: hidden; }
.strip li { background: var(--navy-2); padding: 24px 22px; color: #9fb8bf; font-size: .92rem; }
.strip strong { display: block; font: 700 1.05rem var(--font-head); color: #fff; margin-bottom: 4px; }
@media (max-width: 820px) { .strip ul { grid-template-columns: 1fr; } }
@media (max-width: 480px) { .strip ul { grid-template-columns: 1fr; } }

/* cards */
.grid { display: grid; gap: 20px; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
@media (max-width: 960px) { .grid-3 { grid-template-columns: 1fr 1fr; } }
@media (max-width: 640px) { .grid-3, .grid-2 { grid-template-columns: 1fr; } }
.card {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 28px; box-shadow: var(--shadow); position: relative;
  transform-style: preserve-3d; transition: transform .35s cubic-bezier(.2,.8,.2,1), box-shadow .35s;
}
.card p { margin: 0; font-size: .97rem; }
.card .ico {
  width: 52px; height: 52px; border-radius: 14px; display: grid; place-items: center; margin-bottom: 18px;
  background: linear-gradient(135deg, #dffbf1, #c4efe6); color: var(--teal-2);
}
.card .ico svg { width: 26px; height: 26px; }
.card .tag { display: inline-block; font: 600 .72rem var(--font-head); letter-spacing: .08em; text-transform: uppercase; color: var(--petrol); background: #e3f3f1; padding: 4px 10px; border-radius: 999px; margin-bottom: 12px; }
.dark .card { background: rgb(255 255 255 / 4%); border-color: rgb(255 255 255 / 10%); box-shadow: none; }
.dark .card p { color: #9fb8bf; }
.dark .card .ico { background: rgb(94 242 198 / 12%); color: var(--mint); }
[data-tilt] { will-change: transform; }

/* períodos */
.periods { display: grid; grid-template-columns: 340px 1fr; gap: 32px; align-items: start; }
@media (max-width: 900px) { .periods { grid-template-columns: minmax(0, 1fr); } }
.periods > *, .sim > * { min-width: 0; }
.period-tabs { display: flex; flex-direction: column; gap: 8px; }
@media (max-width: 900px) { .period-tabs { flex-direction: row; overflow-x: auto; padding-bottom: 6px; scroll-snap-type: x mandatory; } }
.period-tab {
  all: unset; cursor: pointer; display: flex; align-items: center; gap: 14px;
  padding: 16px 18px; border-radius: 14px; background: rgb(255 255 255 / 4%);
  border: 1px solid rgb(255 255 255 / 8%); color: #b5ccd2; transition: background .2s, border-color .2s, color .2s;
  scroll-snap-align: start; flex: none;
}
.period-tab b { display: block; font: 700 1rem var(--font-head); color: #fff; }
.period-tab small { font-size: .82rem; }
.period-tab .freq { width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center; font: 800 .8rem var(--font-head); background: rgb(94 242 198 / 10%); color: var(--mint); flex: none; }
.period-tab[aria-selected="true"] { background: rgb(94 242 198 / 10%); border-color: rgb(94 242 198 / 45%); }
.period-tab[aria-selected="true"] .freq { background: var(--mint); color: var(--navy); }
.period-panel { background: rgb(255 255 255 / 4%); border: 1px solid rgb(255 255 255 / 10%); border-radius: 22px; padding: clamp(24px, 4vw, 40px); min-height: 100%; }
.period-panel[hidden] { display: none; }
.period-panel h3 { font-size: 1.6rem; }
.period-panel ul { padding-left: 1.1em; margin: 0 0 1em; }
.period-panel li { margin-bottom: .45em; }
.period-panel .pill { display: inline-block; font: 600 .75rem var(--font-head); padding: 5px 12px; border-radius: 999px; background: rgb(245 165 36 / 15%); color: #ffc766; margin-bottom: 14px; }
.period-panel .pill.ok { background: rgb(94 242 198 / 12%); color: var(--mint); }
.fade-in { animation: fadeUp .35s cubic-bezier(.2,.8,.2,1); }
@keyframes fadeUp { from { opacity: 0; transform: translateY(8px); } }

/* processo */
.steps { counter-reset: s; display: grid; grid-template-columns: repeat(5, 1fr); gap: 16px; list-style: none; padding: 0; margin: 0; position: relative; }
.steps::before { content: ""; position: absolute; top: 28px; left: 10%; right: 10%; height: 2px; background: linear-gradient(90deg, var(--mint), var(--petrol)); opacity: .35; }
.steps li { position: relative; text-align: center; padding: 0 6px; }
.steps li::before {
  counter-increment: s; content: counter(s, decimal-leading-zero);
  display: grid; place-items: center; width: 58px; height: 58px; margin: 0 auto 18px; border-radius: 16px;
  font: 800 1rem var(--font-head); color: #fff; background: linear-gradient(135deg, var(--teal), var(--petrol));
  box-shadow: 0 10px 24px -8px rgb(11 94 115 / 60%); position: relative;
}
.steps p { font-size: .93rem; color: var(--muted); }
@media (max-width: 900px) {
  .steps { grid-template-columns: 1fr; gap: 26px; }
  .steps::before { left: 28px; right: auto; top: 0; bottom: 0; width: 2px; height: auto; background: linear-gradient(180deg, var(--mint), var(--petrol)); }
  .steps li { text-align: left; padding-left: 82px; min-height: 58px; }
  .steps li::before { position: absolute; left: 0; top: 0; margin: 0; }
}

/* simulador */
.sim { display: grid; grid-template-columns: 1.1fr 1fr; gap: 0; border-radius: 26px; overflow: hidden; box-shadow: var(--shadow); border: 1px solid var(--line); }
@media (max-width: 860px) { .sim { grid-template-columns: minmax(0, 1fr); } }
.sim-form { background: var(--surface); padding: clamp(24px, 4vw, 44px); }
.sim-out { background: linear-gradient(160deg, var(--navy-2), var(--navy)); color: #b5ccd2; padding: clamp(24px, 4vw, 44px); display: flex; flex-direction: column; justify-content: center; }
.field { margin-bottom: 26px; }
.field label { display: flex; justify-content: space-between; gap: 12px; font: 600 .95rem var(--font-head); color: var(--ink); margin-bottom: 10px; }
.field output { color: var(--teal-2); font-variant-numeric: tabular-nums; }
input[type="range"] { width: 100%; accent-color: var(--teal); height: 28px; }
.sim-out .big { font: 800 clamp(2.2rem, 5vw, 3.2rem)/1.05 var(--font-head); color: #fff; font-variant-numeric: tabular-nums; letter-spacing: -.02em; margin: 6px 0 18px; }
.sim-out .row { display: flex; justify-content: space-between; gap: 12px; padding: 12px 0; border-top: 1px solid rgb(255 255 255 / 10%); font-size: .95rem; }
.sim-out .row b { color: var(--mint); font-variant-numeric: tabular-nums; }
.sim-note { font-size: .8rem; color: #7f9aa3; margin-top: 16px; }

/* cidades */
.cities { display: flex; flex-wrap: wrap; gap: 10px; list-style: none; padding: 0; margin: 0; }
.cities a {
  display: inline-flex; align-items: center; gap: 6px; padding: 10px 16px; border-radius: 999px;
  background: var(--surface); border: 1px solid var(--line); color: var(--ink); text-decoration: none; font: 500 .93rem var(--font-head);
  transition: border-color .2s, color .2s, transform .2s;
}
.cities a::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--teal); }
@media (hover: hover) { .cities a:hover { border-color: var(--teal); color: var(--teal-2); transform: translateY(-2px); } }
.region { margin-bottom: 32px; }
.region h3 { font-size: 1rem; text-transform: uppercase; letter-spacing: .1em; color: var(--petrol); margin-bottom: 14px; }

/* FAQ */
.faq { max-width: 860px; margin-inline: auto; }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary { list-style: none; cursor: pointer; padding: 22px 44px 22px 0; position: relative; font: 600 1.08rem var(--font-head); color: var(--ink); }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 6px; top: 50%; translate: 0 -50%; font-size: 1.6rem; font-weight: 400; color: var(--teal); transition: rotate .25s; }
.faq details[open] summary::after { rotate: 45deg; }
.faq details p { padding-bottom: 20px; margin: 0; color: var(--muted); }

/* contato */
.contact { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: start; }
@media (max-width: 900px) { .contact { grid-template-columns: 1fr; } }
.contact-info { list-style: none; padding: 0; margin: 28px 0 0; display: grid; gap: 18px; }
.contact-info li { display: flex; gap: 14px; align-items: flex-start; }
.contact-info svg { width: 22px; height: 22px; color: var(--mint); flex: none; margin-top: 3px; }
.contact-info a { color: #fff; }
.form { background: var(--surface); border-radius: 24px; padding: clamp(24px, 4vw, 40px); color: var(--ink-2); }
.form h3 { color: var(--ink) !important; }
.form .f { display: grid; gap: 6px; margin-bottom: 16px; }
.form label { font: 600 .9rem var(--font-head); color: var(--ink); }
.form input, .form select, .form textarea {
  font: inherit; font-size: 16px; padding: 13px 14px; border-radius: 12px; border: 1px solid var(--line); background: #f8fbfb; color: var(--ink); width: 100%;
}
.form input:focus, .form select:focus, .form textarea:focus { outline: 2px solid var(--teal); border-color: transparent; }
.form .two { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
@media (max-width: 520px) { .form .two { grid-template-columns: 1fr; } }
.form .btn { width: 100%; justify-content: center; margin-top: 6px; }

/* artigo / páginas internas */
.page-hero { background: radial-gradient(900px 400px at 80% 0%, rgb(20 184 146 / 25%), transparent 60%), var(--navy); color: #b5ccd2; padding: 150px 0 70px; }
.page-hero h1 { color: #fff; font-size: clamp(2rem, 4.4vw, 3.3rem); max-width: 900px; }
.page-hero .lead { font-size: 1.15rem; max-width: 720px; }
.crumbs { font-size: .85rem; margin-bottom: 18px; }
.crumbs a { color: var(--mint); text-decoration: none; }
.crumbs span { opacity: .6; margin: 0 6px; }
.article { display: grid; grid-template-columns: 260px minmax(0, 1fr); gap: 56px; padding: 64px 0 100px; }
@media (max-width: 960px) { .article { grid-template-columns: 1fr; gap: 24px; } }
.toc { position: sticky; top: 100px; align-self: start; font-size: .92rem; }
.toc b { font: 700 .78rem var(--font-head); letter-spacing: .12em; text-transform: uppercase; color: var(--petrol); }
.toc ol { padding-left: 1.2em; margin: 12px 0 0; }
.toc li { margin-bottom: 8px; }
.toc a { color: var(--ink-2); text-decoration: none; }
.toc a:hover { color: var(--teal-2); }
@media (max-width: 960px) { .toc { position: static; background: var(--surface); border: 1px solid var(--line); border-radius: 16px; padding: 18px 20px; } }
.prose { max-width: 760px; }
.prose h2 { font-size: clamp(1.5rem, 3vw, 2rem); margin-top: 1.8em; scroll-margin-top: 100px; }
.prose h3 { margin-top: 1.5em; }
.prose ul, .prose ol { padding-left: 1.3em; }
.prose li { margin-bottom: .4em; }
.callout { border-left: 4px solid var(--teal); background: #e9f7f3; padding: 18px 22px; border-radius: 0 14px 14px 0; margin: 1.6em 0; }
.callout.warn { border-color: var(--warn); background: #fff6e6; }
.callout p:last-child { margin: 0; }
.table-wrap { overflow-x: auto; margin: 1.5em 0; border: 1px solid var(--line); border-radius: 14px; }
table { border-collapse: collapse; width: 100%; font-size: .93rem; background: var(--surface); }
th, td { text-align: left; padding: 12px 14px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { font-family: var(--font-head); color: var(--ink); background: #eef7f5; white-space: nowrap; }
tr:last-child td { border-bottom: 0; }
.checklist { list-style: none; padding: 0 !important; }
.checklist li { padding-left: 32px; position: relative; }
.checklist li::before { content: ""; position: absolute; left: 0; top: 4px; width: 20px; height: 20px; border-radius: 6px; background: var(--teal) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 12l5 5 9-10'/%3E%3C/svg%3E") center/14px no-repeat; }
.cta-box { margin-top: 48px; background: linear-gradient(135deg, var(--navy-2), var(--navy)); border-radius: 22px; padding: 32px; color: #b5ccd2; }
.cta-box h2, .cta-box h3 { color: #fff; margin-top: 0; }

/* footer */
.site-footer { background: #041219; color: #86a1aa; padding: 64px 0 28px; font-size: .92rem; }
.foot-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 36px; }
@media (max-width: 860px) { .foot-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 520px) { .foot-grid { grid-template-columns: 1fr; } }
.site-footer h4 { color: #fff; font-size: .95rem; margin-bottom: 14px; }
.site-footer ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; }
.site-footer a { color: #b5ccd2; text-decoration: none; }
.site-footer a:hover { color: var(--mint); }
.foot-bottom { border-top: 1px solid rgb(255 255 255 / 8%); margin-top: 44px; padding-top: 22px; display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; font-size: .82rem; }

/* WhatsApp flutuante */
.wa-float {
  position: fixed; right: 18px; bottom: calc(18px + env(safe-area-inset-bottom)); z-index: 60;
  width: 60px; height: 60px; border-radius: 50%; display: grid; place-items: center;
  background: #25d366; color: #fff; box-shadow: 0 12px 30px -8px rgb(37 211 102 / 70%);
  transition: transform .2s cubic-bezier(.2,.8,.2,1);
}
.wa-float svg { width: 32px; height: 32px; }
.wa-float::after { content: ""; position: absolute; inset: 0; border-radius: 50%; box-shadow: 0 0 0 0 rgb(37 211 102 / 50%); animation: ring 2.4s infinite; }
@keyframes ring { 70%, 100% { box-shadow: 0 0 0 16px rgb(37 211 102 / 0%); } }
@media (hover: hover) { .wa-float:hover { transform: scale(1.07); } }

/* reveal */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s cubic-bezier(.2,.8,.2,1), transform .7s cubic-bezier(.2,.8,.2,1); }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  .eyebrow .dot, .wa-float::after { animation: none; }
}