/* ==========================================================================
   Dtec Pulse · site de apresentação
   Identidade: fundo #02060f, tinta #eaf3ff, azuis e verdes do logótipo, néon ciano #39c6ff e lima #7dff4a.
   Fontes: Space Grotesk (títulos), Inter (texto), JetBrains Mono (rótulos e números).
   ========================================================================== */
@property --a { syntax: "<angle>"; inherits: false; initial-value: 0deg; }

:root {
  --bg: #02060f; --bg-2: #050c1a;
  --surface: rgba(8, 16, 32, .64); --surface-2: rgba(12, 22, 42, .72);
  --ink: #eaf3ff; --ink-2: #a8bbd1; --ink-3: #7088a3;
  --line: rgba(150, 200, 255, .10); --line-2: rgba(150, 200, 255, .17); --line-3: rgba(150, 200, 255, .28);
  --blue-1: #14467d; --blue-2: #3b7da4; --blue-3: #6fc6dd;
  --green-1: #2b6420; --green-2: #4aa831; --green-3: #80e25a;
  --cyan: #39c6ff; --lime: #7dff4a; --amber: #ffbe3d; --danger: #ff4f7b;
  --grad-neon: linear-gradient(100deg, #39c6ff 0%, #4fe3d0 48%, #7dff4a 100%);
  --grad-brand: linear-gradient(120deg, #6fc6dd, #3b7da4 40%, #4aa831 70%, #80e25a);
  --f-display: "Space Grotesk", "Inter", system-ui, sans-serif;
  --f-ui: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --f-mono: "JetBrains Mono", ui-monospace, "Cascadia Mono", Consolas, monospace;
  --ease-out: cubic-bezier(.16, 1, .3, 1); --ease-in-out: cubic-bezier(.65, 0, .35, 1); --ease-spring: cubic-bezier(.34, 1.56, .64, 1);
  --gutter: clamp(16px, 4vw, 64px);
  --nav-h: 72px;
  color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; background: var(--bg); scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
html, body { margin: 0; }
body {
  min-height: 100vh; background: var(--bg); color: var(--ink);
  font: 400 16px/1.6 var(--f-ui); -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale;
  overflow-x: clip;
}
body::before { /* grelha subtil */
  content: ""; position: fixed; inset: 0; pointer-events: none; z-index: 0; opacity: .45;
  background-image: linear-gradient(rgba(150, 200, 255, .035) 1px, transparent 1px), linear-gradient(90deg, rgba(150, 200, 255, .035) 1px, transparent 1px);
  background-size: 48px 48px;
  -webkit-mask: radial-gradient(80% 60% at 50% 20%, #000, transparent); mask: radial-gradient(80% 60% at 50% 20%, #000, transparent);
}
button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; -webkit-tap-highlight-color: transparent; }
a { color: inherit; }
svg { display: block; }
h1, h2, h3, h4, p { margin: 0; }
::selection { background: rgba(57, 198, 255, .35); color: #fff; }
:focus-visible { outline: 2px solid var(--cyan); outline-offset: 3px; border-radius: 10px; }
.sr-only { position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.wrap { width: min(1200px, 100% - 2 * var(--gutter)); margin-inline: auto; }

.eyebrow { display: inline-flex; align-items: center; gap: 10px; font: 500 11px/1.2 var(--f-mono); letter-spacing: .16em; text-transform: uppercase; color: var(--ink-3); }
.eyebrow .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--lime); box-shadow: 0 0 10px var(--lime); position: relative; }
.eyebrow .dot::after { content: ""; position: absolute; inset: -4px; border-radius: 50%; border: 1px solid var(--lime); animation: ping 1.8s var(--ease-out) infinite; }
@keyframes ping { 0% { transform: scale(.4); opacity: .9; } 70%, 100% { transform: scale(2.2); opacity: 0; } }
.h2 { font: 600 clamp(28px, 2.2vw + 14px, 44px)/1.08 var(--f-display); letter-spacing: -.03em; text-wrap: balance; }
.h2 .g { background: var(--grad-neon); -webkit-background-clip: text; background-clip: text; color: transparent; }
.lead { color: var(--ink-2); font-size: clamp(16px, .4vw + 14px, 19px); max-width: 60ch; text-wrap: pretty; }
.sec-head { display: grid; gap: 14px; max-width: 760px; margin-bottom: clamp(32px, 5vw, 56px); }

/* ---------- botões ---------- */
.btn { position: relative; display: inline-flex; align-items: center; justify-content: center; gap: 10px; height: 50px; padding: 0 22px; border-radius: 14px; border: 1px solid var(--line-2); background: var(--surface); color: var(--ink); font: 600 15px/1 var(--f-ui); text-decoration: none; white-space: nowrap; transition: transform .25s var(--ease-out), translate .45s var(--ease-out), border-color .25s, background .25s, box-shadow .25s; overflow: hidden; }
.btn:hover { transform: translateY(-1px); border-color: var(--line-3); }
.btn:active { transform: scale(.97); }
.btn svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; transition: transform .3s var(--ease-spring); }
.btn:hover svg { transform: translateX(3px); }
.btn-primary { border: 0; background: var(--grad-neon); color: #03121c; font-family: var(--f-display); box-shadow: 0 10px 30px -12px rgba(57, 198, 255, .7); }
.btn-primary::after { content: ""; position: absolute; inset: 0; background: linear-gradient(110deg, transparent 30%, rgba(255, 255, 255, .55) 50%, transparent 70%); transform: translateX(-120%); transition: transform .9s var(--ease-out); }
.btn-primary:hover::after { transform: translateX(120%); }
.btn-primary:hover { box-shadow: 0 16px 40px -12px rgba(125, 255, 74, .55); }
.btn-ghost { background: transparent; }
.btn-sm { height: 42px; padding: 0 16px; font-size: 14px; border-radius: 12px; }

/* ---------- nav ---------- */
.nav { position: fixed; top: 0; left: 0; right: 0; z-index: 50; height: var(--nav-h); display: flex; align-items: center; transition: background .4s, border-color .4s, backdrop-filter .4s, height .4s var(--ease-out); border-bottom: 1px solid transparent; }
.nav.scrolled { height: 60px; background: rgba(3, 8, 18, .72); -webkit-backdrop-filter: blur(14px) saturate(160%); backdrop-filter: blur(14px) saturate(160%); border-bottom-color: var(--line); }
.nav .wrap { display: flex; align-items: center; gap: 24px; }
.lockup { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; color: var(--ink); }
.lockup img { width: 38px; height: 30px; object-fit: contain; filter: drop-shadow(0 0 10px rgba(57, 198, 255, .3)); transition: transform .5s var(--ease-spring); }
.lockup:hover img { transform: scale(1.08); }
.wordmark { display: inline-flex; align-items: baseline; gap: .26em; font: 600 20px/1 var(--f-display); letter-spacing: -.02em; white-space: nowrap; }
.wm-pulse { position: relative; padding-bottom: .26em; background: linear-gradient(100deg, #6fc6dd 0%, #39c6ff 25%, #bff6ff 45%, #7dff4a 62%, #39c6ff 100%) 0 0 / 250% 100%; -webkit-background-clip: text; background-clip: text; color: transparent; animation: shimmer 6s linear infinite; }
@keyframes shimmer { from { background-position: 0% 0; } to { background-position: -250% 0; } }
.wm-ecg { position: absolute; left: 0; right: 0; bottom: -.06em; width: 100%; height: .38em; overflow: visible; }
.wm-ecg path { fill: none; stroke-width: 1.4; stroke-linecap: round; stroke-linejoin: round; vector-effect: non-scaling-stroke; }
.wm-ecg .b { stroke: rgba(57, 198, 255, .25); }
.wm-ecg .r { stroke: var(--lime); stroke-dasharray: 26 200; stroke-dashoffset: 26; filter: drop-shadow(0 0 4px var(--lime)); opacity: 0; animation: wm-blip 3.2s var(--ease-out) infinite; }
@keyframes wm-blip { 0% { stroke-dashoffset: 26; opacity: 1; } 30% { opacity: 1; } 40%, 100% { stroke-dashoffset: -110; opacity: 0; } }
.nav-links { display: flex; align-items: center; gap: 4px; margin-left: auto; }
.nav-links a { position: relative; padding: 8px 12px; border-radius: 10px; color: var(--ink-2); font: 500 14px/1 var(--f-ui); text-decoration: none; transition: color .2s, background .2s; }
.nav-links a::after { content: ""; position: absolute; left: 12px; right: 12px; bottom: 3px; height: 1px; border-radius: 1px; background: var(--grad-neon); box-shadow: 0 0 8px rgba(57, 198, 255, .6); transform: scaleX(0); transform-origin: 0 50%; transition: transform .45s var(--ease-out); }
.nav-links a:hover::after, .nav-links a:focus-visible::after { transform: scaleX(1); }
.nav-links a:hover { color: var(--ink); background: rgba(255, 255, 255, .05); }
.nav-cta { display: flex; align-items: center; gap: 8px; }
.nav-toggle { display: none; width: 42px; height: 42px; border-radius: 12px; border: 1px solid var(--line-2); background: var(--surface); place-items: center; }
.nav-toggle svg { width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; }
.nav-login { display: none; } /* «Entrar» dentro do menu: só aparece no menu de telemóvel */
/* telemóvel, tablet e telemóvel deitado: menu de ecrã inteiro */
@media (max-width: 900px), (orientation: landscape) and (max-height: 500px) {
  .nav-links { display: none; }
  .nav-cta { margin-left: auto; } /* sem .nav-links nada empurrava o botão e o menu para a direita */
  .nav-toggle { display: grid; width: 44px; height: 44px; }
  .nav-toggle path { transform-box: view-box; transform-origin: 12px 12px; transition: transform .4s var(--ease-out), opacity .2s; }
  .nav.open .nav-toggle .l1 { transform: rotate(45deg) translateY(5px); }
  .nav.open .nav-toggle .l2 { opacity: 0; }
  .nav.open .nav-toggle .l3 { transform: rotate(-45deg) translateY(-5px); }
  .btn-sm { height: 44px; }
  .lockup { min-height: 44px; }
  .nav.scrolled { background: rgba(3, 8, 18, .84); -webkit-backdrop-filter: blur(6px) saturate(160%); backdrop-filter: blur(6px) saturate(160%); }
  .nav.open { background: #030812; border-bottom-color: var(--line); -webkit-backdrop-filter: none; backdrop-filter: none; }
  .nav.open .nav-links {
    display: flex; flex-direction: column; align-items: stretch; gap: 0; position: absolute; top: 100%; left: 0; right: 0;
    height: calc(100vh - 100%); height: calc(100dvh - 100%); overflow-y: auto; overscroll-behavior: contain;
    padding: 8px var(--gutter) calc(32px + env(safe-area-inset-bottom)); background: #030812;
    animation: menu-in .35s var(--ease-out) both;
  }
  .nav.open .nav-links a { flex: none; padding: 16px 4px; border-radius: 0; border-bottom: 1px solid var(--line); color: var(--ink); font: 600 20px/1.2 var(--f-display); letter-spacing: -.01em; animation: menu-item .5s var(--ease-out) both; animation-delay: calc(var(--i, 0) * 35ms + 60ms); }
  .nav.open .nav-links a:hover { background: transparent; }
  .nav.open .nav-links a::after { left: 4px; right: 4px; bottom: -1px; }
  .nav.open .nav-links a:nth-child(2) { --i: 1; } .nav.open .nav-links a:nth-child(3) { --i: 2; } .nav.open .nav-links a:nth-child(4) { --i: 3; }
  .nav.open .nav-links a:nth-child(5) { --i: 4; } .nav.open .nav-links a:nth-child(6) { --i: 5; } .nav.open .nav-links a:nth-child(7) { --i: 6; }
  html.menu-open { overflow: hidden; } /* com o menu aberto a página não rola por trás */
}
@keyframes menu-in { from { opacity: 0; transform: translateY(-6px); } to { opacity: 1; transform: none; } }
@keyframes menu-item { from { opacity: 0; transform: translateY(-8px); } to { opacity: 1; transform: none; } }
/* telemóvel: «Entrar» sai da barra e passa para o fim do menu */
@media (max-width: 600px) {
  .nav-cta .btn-ghost { display: none; }
  .nav.open .nav-links .nav-login { display: flex; align-items: center; justify-content: center; height: 50px; margin-top: 22px; padding: 0 22px; border: 1px solid var(--line-2); border-radius: 14px; background: var(--surface); font: 600 15px/1 var(--f-ui); letter-spacing: 0; }
  .nav.open .nav-links .nav-login::after { display: none; }
}
/* 360 px: logótipo + «Começar grátis» + menu cabem nos 328 px úteis */
@media (max-width: 420px) {
  .nav .wrap { gap: 12px; }
  .nav .wordmark { font-size: 18px; }
  .nav-cta .btn-sm { padding: 0 12px; font-size: 13px; }
}
@media (max-width: 359px) { .nav-cta .btn-primary { display: none; } } /* ecrãs de 320 px: fica o logótipo e o menu */
/* 901–1000 px: a barra completa não cabia (o «Começar grátis» saía da grelha) */
@media (min-width: 901px) and (max-width: 1000px) {
  .nav .wrap { gap: 16px; }
  .nav-links a { padding-inline: 8px; }
  .nav-links a::after { left: 8px; right: 8px; }
}

/* ---------- hero ---------- */
.hero { position: relative; min-height: 100vh; min-height: 100svh; overflow: clip; display: grid; align-items: center; padding-top: var(--nav-h); isolation: isolate; }
.hero-canvas { position: absolute; inset: 0; width: 100%; height: 100%; z-index: 0; opacity: 0; transition: opacity 1.4s var(--ease-out); pointer-events: none; }
.hero.has-scene .hero-canvas { opacity: 1; }
.hero-fallback { position: absolute; inset: 0; z-index: 0; overflow: hidden; opacity: 1; transition: opacity 1.2s var(--ease-out); }
.hero.has-scene .hero-fallback { opacity: 0; }
.hero-poster { position: absolute; inset: -3%; background: url("../assets/hero_poster.jpg") center / cover no-repeat; transform-origin: 33% 50%; animation: drift 28s var(--ease-in-out) infinite alternate; }
@keyframes drift { from { transform: scale(1) translate(0, 0); } to { transform: scale(1.06) translate(-1%, 1%); } }
.hero-aurora { position: absolute; inset: 0; background: radial-gradient(60vmax 40vmax at 15% 40%, rgba(20, 70, 125, .45), transparent 70%), radial-gradient(50vmax 36vmax at 85% 80%, rgba(43, 100, 32, .32), transparent 70%); }
.hero-vignette { position: absolute; inset: 0; z-index: 1; pointer-events: none; background: linear-gradient(180deg, rgba(2, 6, 15, .55) 0%, transparent 25%, transparent 70%, var(--bg) 100%); }
.hero .wrap { position: relative; z-index: 2; display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 520px); gap: 40px; align-items: center; min-height: calc(100svh - var(--nav-h)); padding-block: 40px; }
.hero-copy { grid-column: 2; display: grid; gap: 22px; justify-items: start; }
.hero h1 { font: 700 clamp(38px, 3.4vw + 14px, 66px)/1.02 var(--f-display); letter-spacing: -.035em; text-wrap: balance; }
.hero h1 .g { background: var(--grad-neon); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero .lead { max-width: 48ch; }
.hero-ctas { display: flex; flex-wrap: wrap; gap: 12px; }
.hero-chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip { display: inline-flex; align-items: center; gap: 8px; padding: 7px 12px; border-radius: 999px; border: 1px solid var(--line-2); background: rgba(8, 16, 32, .55); -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px); font: 500 12px/1 var(--f-mono); letter-spacing: .04em; color: var(--ink-2); }
.chip i { width: 6px; height: 6px; border-radius: 50%; background: var(--cyan); box-shadow: 0 0 8px var(--cyan); }
.hero-copy > * { opacity: 0; transform: translateY(18px); transition: opacity .9s var(--ease-out), transform 1.1s var(--ease-out); transition-delay: calc(var(--d, 0) * 90ms); }
.hero.ui-in .hero-copy > * { opacity: 1; transform: none; }
.scroll-cue { position: absolute; left: 50%; bottom: 22px; z-index: 2; transform: translateX(-50%); display: grid; justify-items: center; gap: 6px; color: var(--ink-3); font: 500 10px/1 var(--f-mono); letter-spacing: .18em; text-transform: uppercase; opacity: 0; transition: opacity 1s 1.2s; }
.hero.ui-in .scroll-cue { opacity: 1; }
.scroll-cue i { width: 1px; height: 36px; background: linear-gradient(180deg, var(--cyan), transparent); animation: cue 1.8s var(--ease-in-out) infinite; }
@keyframes cue { 0% { transform: scaleY(0); transform-origin: top; } 50% { transform: scaleY(1); transform-origin: top; } 51% { transform-origin: bottom; } 100% { transform: scaleY(0); transform-origin: bottom; } }
@media (max-width: 1100px) {
  .hero .wrap { grid-template-columns: 1fr; align-content: end; min-height: calc(100svh - var(--nav-h)); padding-bottom: 72px; }
  .hero-copy { grid-column: 1; max-width: 560px; }
  .hero-vignette { background: linear-gradient(180deg, rgba(2, 6, 15, .5) 0%, rgba(2, 6, 15, .08) 16%, rgba(2, 6, 15, .45) 34%, rgba(2, 6, 15, .78) 56%, rgba(2, 6, 15, .9) 78%, var(--bg) 100%); } /* o texto fica por cima do logótipo: escurece a metade de baixo */
}

/* ---------- faixa ---------- */
.ticker { position: relative; z-index: 2; border-block: 1px solid var(--line); background: rgba(3, 8, 18, .7); -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px); overflow: hidden; }
.ticker-track { display: flex; gap: 48px; padding: 16px 0; width: max-content; animation: ticker 42s linear infinite; }
.ticker:hover .ticker-track { animation-play-state: paused; }
@keyframes ticker { to { transform: translateX(-50%); } }
.ticker span { display: inline-flex; align-items: center; gap: 12px; font: 500 12.5px/1 var(--f-mono); letter-spacing: .08em; text-transform: uppercase; color: var(--ink-2); white-space: nowrap; }
.ticker span::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--lime); box-shadow: 0 0 8px var(--lime); }

/* ---------- secções ---------- */
.section { position: relative; z-index: 1; padding-block: clamp(72px, 9vw, 128px); }
.section + .section::before { /* divisor néon que se desenha ao entrar */
  content: ""; position: absolute; top: 0; left: 50%; width: min(1200px, 100% - 2 * var(--gutter)); height: 1px; translate: -50% 0;
  background: linear-gradient(90deg, transparent, rgba(57, 198, 255, .55) 18%, rgba(79, 227, 208, .6) 50%, rgba(125, 255, 74, .55) 82%, transparent);
  box-shadow: 0 0 14px rgba(57, 198, 255, .25); transform: scaleX(0); transition: transform 1.6s var(--ease-out); pointer-events: none;
}
.section.sec-in::before { transform: scaleX(1); }
.section + .section::after { /* faísca que percorre o divisor uma vez (fica dentro da largura do divisor) */
  content: ""; position: absolute; top: -1px; left: 50%; width: min(1200px, 100% - 2 * var(--gutter)); height: 3px; translate: -50% 0; pointer-events: none; opacity: 0;
  background: radial-gradient(closest-side, #e6fcff, rgba(125, 255, 74, .7) 45%, transparent) -120px 0 / 120px 3px no-repeat;
}
.section.sec-in::after { animation: spark 2.2s var(--ease-in-out) .5s 1 both; }
@keyframes spark { 0% { opacity: 0; background-position: -120px 0; } 15%, 80% { opacity: 1; } 100% { opacity: 0; background-position: calc(100% + 120px) 0; } }
.panel { position: relative; border: 1px solid var(--line); border-radius: 18px; background: var(--surface); -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px); box-shadow: 0 24px 60px -36px rgba(0, 0, 0, .8), 0 1px 0 rgba(255, 255, 255, .04) inset; }
.panel.edge::before { content: ""; position: absolute; inset: -1px; border-radius: inherit; padding: 1px; background: conic-gradient(from var(--a), transparent 0 60%, rgba(57, 198, 255, .9) 72%, rgba(125, 255, 74, .9) 82%, transparent 92%); -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0); mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0); -webkit-mask-composite: xor; mask-composite: exclude; animation: spin 9s linear infinite; opacity: .7; pointer-events: none; }
@keyframes spin { to { --a: 360deg; } }

/* reveal + parallax */
[data-reveal] { opacity: 0; transform: translateY(26px); transition: opacity .9s var(--ease-out), transform 1.1s var(--ease-out); transition-delay: calc(var(--d, 0) * 80ms); }
[data-reveal].in { opacity: 1; transform: none; }
[data-parallax] { will-change: transform; }
@media (prefers-reduced-motion: reduce) {
  [data-reveal] { opacity: 1; transform: none; transition: none; }
  .ticker-track, .wm-pulse, .wm-ecg .r, .panel.edge::before, .scroll-cue i, .hero-poster { animation: none !important; }
}

/* ---------- pulso: três pilares ---------- */
.pulse-bg { position: absolute; inset: 0; pointer-events: none; overflow: hidden; }
.ecg-live { position: absolute; left: 0; top: 50%; width: 100%; height: 240px; transform: translateY(-50%); }
#produto .ecg-live { top: 64%; height: 260px; opacity: .42; }
.pillars { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.pillar { padding: 26px; display: grid; gap: 14px; align-content: start; transition: transform .5s var(--ease-out), border-color .3s; }
.pillar:hover { transform: translateY(-4px); border-color: var(--line-3); }
.pillar .ico { width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center; background: rgba(57, 198, 255, .1); border: 1px solid rgba(57, 198, 255, .25); color: var(--cyan); }
.pillar .ico svg { width: 22px; height: 22px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.pillar h3 { font: 600 20px/1.25 var(--f-display); letter-spacing: -.01em; }
.pillar p { color: var(--ink-2); font-size: 15px; }
.pillar ul { margin: 0; padding: 0; list-style: none; display: grid; gap: 8px; font-size: 14px; color: var(--ink-2); }
.pillar li { padding-left: 18px; position: relative; }
.pillar li::before { content: ""; position: absolute; left: 0; top: .7em; width: 8px; height: 2px; background: var(--lime); box-shadow: 0 0 6px var(--lime); }
@media (max-width: 900px) { .pillars { grid-template-columns: 1fr; } }

/* ---------- canais ---------- */
.channels { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.channel { padding: 24px; display: grid; gap: 18px; overflow: hidden; }
.channel-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.channel-head h3 { font: 600 20px/1.2 var(--f-display); }
.pill { display: inline-flex; align-items: center; gap: 6px; padding: 4px 9px; border-radius: 999px; font: 600 10.5px/1 var(--f-mono); letter-spacing: .08em; text-transform: uppercase; }
.pill.c { color: #9fe3ff; border: 1px solid rgba(57, 198, 255, .35); background: rgba(57, 198, 255, .1); }
.pill.l { color: #c9ffb3; border: 1px solid rgba(125, 255, 74, .3); background: rgba(125, 255, 74, .08); }
.pill.a { color: #ffe1a0; border: 1px solid rgba(255, 190, 61, .32); background: rgba(255, 190, 61, .08); }
.channel p { color: var(--ink-2); font-size: 15px; }
.mock { border-radius: 14px; border: 1px solid var(--line); background: rgba(3, 8, 18, .6); padding: 14px; display: grid; gap: 10px; font-size: 13px; transform: translateY(0); transition: transform .5s var(--ease-out); }
.channel:hover .mock { transform: translateY(-4px); }
.mock .row { display: flex; align-items: center; gap: 10px; }
.mock .av { width: 26px; height: 26px; border-radius: 8px; background: var(--grad-brand); flex: none; }
.mock .l1 { height: 9px; border-radius: 99px; background: rgba(150, 200, 255, .22); flex: 1; }
.mock .l2 { height: 7px; border-radius: 99px; background: rgba(150, 200, 255, .12); width: 60%; }
.mock .bubble { padding: 9px 12px; border-radius: 12px 12px 12px 4px; background: rgba(125, 255, 74, .12); border: 1px solid rgba(125, 255, 74, .25); color: #d7ffc6; width: fit-content; max-width: 90%; overflow-wrap: anywhere; }
.mock .bubble.me { margin-left: auto; border-radius: 12px 12px 4px 12px; background: rgba(57, 198, 255, .1); border-color: rgba(57, 198, 255, .3); color: #d3f3ff; }
.mock .meter { height: 6px; border-radius: 99px; background: rgba(150, 200, 255, .12); overflow: hidden; }
.mock .meter i { display: block; height: 100%; width: var(--w, 60%); background: var(--grad-neon); border-radius: inherit; transform-origin: 0 50%; transform: scaleX(0); transition: transform 1.6s var(--ease-out) .2s; }
.in .mock .meter i, .channel.in .mock .meter i { transform: none; }
.mock .kv { display: flex; justify-content: space-between; font: 500 12px/1 var(--f-mono); color: var(--ink-3); }
.mock .kv b { color: var(--ink); font-weight: 500; }
@media (max-width: 900px) { .channels { grid-template-columns: 1fr; } }

/* ---------- como funciona ---------- */
.steps { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; position: relative; }
.step { padding: 26px; display: grid; gap: 12px; align-content: start; }
.step .n { font: 600 12px/1 var(--f-mono); letter-spacing: .1em; color: var(--cyan); display: flex; align-items: center; gap: 10px; }
.step .n::after { content: ""; flex: 1; height: 1px; background: linear-gradient(90deg, rgba(57, 198, 255, .5), transparent); }
.step h3 { font: 600 20px/1.25 var(--f-display); }
.step p { color: var(--ink-2); font-size: 15px; }
@media (max-width: 900px) { .steps { grid-template-columns: 1fr; } }

/* ---------- planos ---------- */
.plans-head { display: flex; flex-wrap: wrap; align-items: end; justify-content: space-between; gap: 20px; margin-bottom: 36px; }
.seg { display: inline-flex; align-items: center; padding: 4px; border-radius: 999px; border: 1px solid var(--line-2); background: var(--surface); }
.seg button { height: 38px; padding: 0 16px; border-radius: 999px; border: 0; background: transparent; color: var(--ink-2); font: 600 13px/1 var(--f-ui); transition: background .25s, color .25s; }
.seg button[aria-pressed="true"] { background: rgba(57, 198, 255, .14); color: var(--ink); box-shadow: inset 0 0 0 1px rgba(57, 198, 255, .35); }
.seg .save { margin-left: 6px; color: #c9ffb3; font: 600 10.5px/1 var(--f-mono); letter-spacing: .06em; }
.plans { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; align-items: stretch; }
.plan { padding: 24px 22px; display: grid; gap: 18px; grid-template-rows: auto auto auto 1fr auto; transition: transform .5s var(--ease-out), border-color .3s; }
.plan:hover { transform: translateY(-4px); border-color: var(--line-3); }
.plan.featured { border-color: rgba(57, 198, 255, .45); box-shadow: 0 0 0 1px rgba(57, 198, 255, .25) inset, 0 30px 70px -40px rgba(57, 198, 255, .5); }
.plan .top { display: grid; gap: 6px; }
.plan .name { display: flex; align-items: center; justify-content: space-between; gap: 8px; font: 600 20px/1.2 var(--f-display); }
.plan .for { color: var(--ink-3); font-size: 13.5px; }
.price { display: flex; align-items: baseline; gap: 6px; }
.price .amt { font: 600 40px/1 var(--f-mono); letter-spacing: -.03em; font-variant-numeric: tabular-nums; }
.price .cur { font: 600 18px/1 var(--f-display); color: var(--ink-2); }
.price .per { color: var(--ink-3); font-size: 13px; }
.price-note { color: var(--ink-3); font: 500 11.5px/1.4 var(--f-mono); min-height: 2.8em; }
.plan ul { margin: 0; padding: 14px 0 0; list-style: none; display: grid; gap: 8px; font-size: 14px; color: var(--ink-2); border-top: 1px solid var(--line); }
.plan li { padding-left: 20px; position: relative; }
.plan li::before { content: ""; position: absolute; left: 0; top: .5em; width: 10px; height: 10px; border-radius: 50%; background: rgba(125, 255, 74, .18); box-shadow: inset 0 0 0 1px rgba(125, 255, 74, .5); }
.plan li.no { color: var(--ink-3); }
.plan li.no::before { background: transparent; box-shadow: inset 0 0 0 1px var(--line-3); }
.plan .btn { width: 100%; }
.addons { margin-top: 18px; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
.addon { padding: 16px 18px; display: flex; justify-content: space-between; align-items: center; gap: 12px; font-size: 14px; color: var(--ink-2); }
.addon b { font: 600 15px/1 var(--f-mono); color: var(--ink); white-space: nowrap; }
.plans-note { margin-top: 18px; color: var(--ink-3); font-size: 13px; max-width: 90ch; }
@media (max-width: 1100px) { .plans { grid-template-columns: repeat(2, minmax(0, 1fr)); } .addons { grid-template-columns: 1fr; } }
@media (max-width: 600px) { .plans { grid-template-columns: 1fr; } }

/* ---------- confiança ---------- */
.trust { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr); gap: 32px; align-items: center; }
.trust-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.trust-item { padding: 18px; display: grid; gap: 6px; }
.trust-item b { font: 600 15px/1.3 var(--f-display); }
.trust-item span { color: var(--ink-2); font-size: 13.5px; }
.badge-pt { display: inline-flex; align-items: center; gap: 10px; padding: 10px 14px; border-radius: 12px; border: 1px solid var(--line-2); background: var(--surface); font: 500 13px/1 var(--f-mono); color: var(--ink-2); }
.badge-pt i { width: 18px; height: 12px; border-radius: 2px; background: linear-gradient(90deg, #2b6420 0 40%, #c8102e 40% 100%); }
@media (max-width: 900px) { .trust { grid-template-columns: 1fr; } }
@media (max-width: 520px) { .trust-list { grid-template-columns: 1fr; } }

/* ---------- FAQ ---------- */
.faq { display: grid; gap: 10px; max-width: 820px; }
.faq details { border: 1px solid var(--line); border-radius: 14px; background: var(--surface); padding: 0 20px; transition: border-color .3s; }
.faq details[open] { border-color: var(--line-3); }
.faq summary { cursor: pointer; list-style: none; display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 18px 0; font: 600 16px/1.3 var(--f-display); }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font: 400 22px/1 var(--f-mono); color: var(--cyan); transition: transform .3s var(--ease-out); }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq p { padding: 0 0 18px; color: var(--ink-2); font-size: 15px; }
.faq details[open] p { animation: faq-in .5s var(--ease-out) both; }
@keyframes faq-in { from { opacity: 0; transform: translateY(-6px); } to { opacity: 1; transform: none; } }

/* ---------- CTA final ---------- */
.cta { position: relative; overflow: hidden; padding: clamp(48px, 7vw, 84px) var(--gutter); text-align: center; display: grid; justify-items: center; gap: 20px; }
.cta .h2 { max-width: 20ch; }
.cta .ecg-live { height: 100%; opacity: .6; -webkit-mask: radial-gradient(46% 42% at 50% 50%, rgba(0, 0, 0, .16), #000); mask: radial-gradient(46% 42% at 50% 50%, rgba(0, 0, 0, .16), #000); }
.cta .lead { text-align: center; }

/* ---------- footer ---------- */
.footer { position: relative; z-index: 1; border-top: 1px solid var(--line); padding: 40px 0 48px; color: var(--ink-3); font-size: 13.5px; }
.footer .wrap { display: grid; gap: 24px; }
.footer-top { display: flex; flex-wrap: wrap; gap: 16px 32px; align-items: center; justify-content: space-between; }
.footer-links { display: flex; flex-wrap: wrap; gap: 6px 18px; }
.footer-links a { color: var(--ink-2); text-decoration: none; display: inline-flex; align-items: center; justify-content: center; min-width: 44px; min-height: 44px; padding: 0 4px; }
.footer-links a:hover { color: var(--ink); }
.footer-legal { display: grid; gap: 6px; border-top: 1px solid var(--line); padding-top: 18px; }
.footer-legal b { color: var(--ink-2); font-weight: 500; }
.footer-legal a { color: var(--ink-2); text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 3px; text-decoration-color: rgba(150, 200, 255, .35); transition: color .2s, text-decoration-color .2s; }
.footer-legal a:hover, .footer-legal a:focus-visible { color: var(--ink); text-decoration-color: currentColor; }

/* ---------- página de registo ---------- */
.reg { position: relative; z-index: 1; padding: calc(var(--nav-h) + 40px) 0 80px; min-height: 100svh; }
.reg-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 480px); gap: 40px; align-items: start; }
.reg-copy { display: grid; gap: 18px; }
.reg-copy ul { margin: 0; padding: 0; list-style: none; display: grid; gap: 10px; color: var(--ink-2); }
.reg-copy li { padding-left: 22px; position: relative; }
.reg-copy li::before { content: ""; position: absolute; left: 0; top: .55em; width: 10px; height: 10px; border-radius: 50%; background: rgba(125, 255, 74, .18); box-shadow: inset 0 0 0 1px rgba(125, 255, 74, .5); }
.form { padding: 26px; display: grid; gap: 16px; }
.form h2 { font: 600 24px/1.2 var(--f-display); }
.field { display: grid; gap: 6px; }
.field label { font: 500 12px/1 var(--f-mono); letter-spacing: .08em; text-transform: uppercase; color: var(--ink-3); }
.field input, .field select { height: 50px; padding: 0 14px; border-radius: 12px; border: 1px solid var(--line-2); background: rgba(3, 8, 18, .6); color: var(--ink); transition: border-color .2s, box-shadow .2s; }
.field input:focus, .field select:focus { outline: none; border-color: var(--cyan); box-shadow: 0 0 0 3px rgba(57, 198, 255, .18); }
.field select option { background: #0b1730; }
.form .two { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.check { display: flex; align-items: flex-start; gap: 10px; font-size: 13.5px; color: var(--ink-2); }
.check input { width: 18px; height: 18px; margin-top: 2px; accent-color: #4aa831; }
.form-msg { display: none; padding: 14px 16px; border-radius: 12px; font-size: 14px; }
.form-msg.ok { display: block; background: rgba(125, 255, 74, .1); border: 1px solid rgba(125, 255, 74, .3); color: #d7ffc6; }
.form-msg.err { display: block; background: rgba(255, 79, 123, .1); border: 1px solid rgba(255, 79, 123, .35); color: #ffd0dc; }
.field input, .field select { width: 100%; min-width: 0; }
@media (max-width: 900px) { .reg-grid { grid-template-columns: minmax(0, 1fr); } }
@media (max-width: 600px) { .form .two { grid-template-columns: minmax(0, 1fr); } }
.field-hint { display: none; } /* linha de ajuda do plano: só em telemóvel (ver fim do ficheiro) */
.form-note { color: var(--ink-3); font-size: 12.5px; }

/* ==========================================================================
   Movimento e acabamento
   ========================================================================== */

/* grão subtil por cima de tudo (dá profundidade ao preto) */
body::after {
  content: ""; position: fixed; inset: 0; z-index: 90; pointer-events: none; opacity: .035;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E") 0 0 / 180px 180px;
}

/* hero: o texto e o indicador de scroll saem com o scroll (--hp: 0 a 1 nos primeiros 60 % do ecrã) */
.hero .wrap { opacity: calc(1 - var(--hp, 0)); translate: 0 calc(var(--hp, 0) * 72px); }
.scroll-cue { filter: opacity(calc(1 - var(--hp, 0))); }
/* hero: brilho que segue o ponteiro na coluna do texto */
.hero-copy { position: relative; }
.hero-copy::before {
  content: ""; position: absolute; inset: -70px -90px; z-index: -1; pointer-events: none; border-radius: 48px; opacity: 0; transition: opacity .7s var(--ease-out);
  background: radial-gradient(380px circle at calc(var(--mx, 50%) + 90px) calc(var(--my, 40%) + 70px), rgba(57, 198, 255, .11), rgba(125, 255, 74, .05) 42%, transparent 70%);
}
.hero-copy.glow::before { opacity: 1; }

/* listas dentro dos cartões entram em cascata */
.pillar li, .plan li { opacity: 0; translate: -8px 0; transition: opacity .6s var(--ease-out), translate .8s var(--ease-out); transition-delay: calc(var(--d, 0) * 80ms + 320ms + var(--i, 0) * 60ms); }
.pillar.in li, .plan.in li { opacity: 1; translate: none; }
.mock .kv b { font-variant-numeric: tabular-nums; }

/* ---------- números ---------- */
.facts-band { position: relative; z-index: 1; padding: clamp(28px, 4vw, 44px) 0 0; }
.facts { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; }
.fact { display: grid; grid-template-columns: auto 1fr; align-items: center; gap: 14px; padding: 16px 18px; border-radius: 16px; border: 1px solid var(--line); background: rgba(8, 16, 32, .45); }
.fact b { font: 600 34px/1 var(--f-mono); letter-spacing: -.04em; background: var(--grad-neon); -webkit-background-clip: text; background-clip: text; color: transparent; min-width: 1.3ch; }
.fact span { color: var(--ink-2); font-size: 13.5px; line-height: 1.35; }
@media (max-width: 1000px) { .facts { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 520px) { .facts { grid-template-columns: 1fr; gap: 8px; } .fact { padding: 12px 16px; } .fact b { font-size: 28px; } }

/* ---------- veja por dentro ---------- */
#dentro { overflow: clip; }
#dentro .wrap::before { /* halo atrás das molduras */
  content: ""; position: absolute; z-index: -1; left: 50%; top: 58%; width: min(1100px, 90vw); height: 60%; translate: -50% -50%; pointer-events: none;
  background: radial-gradient(closest-side, rgba(57, 198, 255, .13), rgba(43, 100, 32, .1) 55%, transparent);
}
.shots { --rx: 0; --ry: 0; --tx: 0; --ty: 0; --gx: 50%; --gy: 0%;
  display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); gap: 40px 28px; align-items: start; }
.shot { margin: 0; display: grid; gap: 14px; min-width: 0; }
.s-main { grid-column: 1 / span 8; grid-row: 1; --z: 1; }
.s-login { grid-column: 9 / span 4; grid-row: 1; align-self: end; margin-bottom: 26px; --z: 1.8; }
.s-camp { grid-column: 1 / span 5; grid-row: 2; margin-top: 18px; --z: 1.5; }
.s-rep { grid-column: 6 / span 7; grid-row: 2; --z: 1.2; }
.shot-par { perspective: 1400px; }
.frame {
  position: relative; border-radius: 16px; padding: 0 8px 8px; border: 1px solid var(--line-2);
  background: linear-gradient(180deg, rgba(20, 34, 60, .7), rgba(6, 12, 26, .78));
  -webkit-backdrop-filter: blur(14px) saturate(140%); backdrop-filter: blur(14px) saturate(140%);
  box-shadow: 0 40px 80px -40px rgba(0, 0, 0, .9), 0 0 0 1px rgba(255, 255, 255, .03) inset, 0 1px 0 rgba(255, 255, 255, .08) inset;
  transform: rotateX(calc(var(--rx) * 1deg)) rotateY(calc(var(--ry) * 1deg)) translate3d(calc(var(--tx) * var(--z, 1) * 10px), calc(var(--ty) * var(--z, 1) * 8px), 0);
}
.frame.edge::before { content: ""; position: absolute; inset: -1px; border-radius: inherit; padding: 1px; background: conic-gradient(from var(--a), transparent 0 60%, rgba(57, 198, 255, .9) 72%, rgba(125, 255, 74, .9) 82%, transparent 92%); -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0); mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0); -webkit-mask-composite: xor; mask-composite: exclude; animation: spin 9s linear infinite; opacity: .75; pointer-events: none; }
.frame-bar { display: flex; align-items: center; gap: 6px; height: 30px; padding: 0 4px; min-width: 0; }
.frame-bar i { flex: none; width: 8px; height: 8px; border-radius: 50%; background: rgba(150, 200, 255, .18); }
.frame-bar i:first-child { background: rgba(57, 198, 255, .7); box-shadow: 0 0 6px rgba(57, 198, 255, .6); }
.frame-bar i:nth-child(2) { background: rgba(125, 255, 74, .6); }
.frame-bar span { margin-left: 10px; padding: 3px 10px; border-radius: 999px; border: 1px solid var(--line); background: rgba(3, 8, 18, .55); font: 500 10.5px/1.3 var(--f-mono); letter-spacing: .04em; color: var(--ink-3); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; min-width: 0; }
.frame-screen { position: relative; overflow: hidden; border-radius: 9px; border: 1px solid var(--line); background: #03070f; }
.frame-screen img { display: block; width: 100%; height: auto; }
.glare { position: absolute; inset: 0; pointer-events: none; opacity: 0; transition: opacity .6s var(--ease-out); mix-blend-mode: screen;
  background: radial-gradient(520px circle at var(--gx) var(--gy), rgba(190, 240, 255, .14), transparent 45%), linear-gradient(115deg, rgba(255, 255, 255, .06), transparent 35%); }
.shots.tilting .glare { opacity: 1; }
.shot figcaption { display: flex; align-items: center; gap: 10px; font: 500 11.5px/1.3 var(--f-mono); letter-spacing: .12em; text-transform: uppercase; color: var(--ink-2); }
.shot figcaption b { color: var(--cyan); font-weight: 600; }
.shot figcaption::after { content: ""; flex: 1; height: 1px; background: linear-gradient(90deg, var(--line-3), transparent); }
@media (max-width: 900px) {
  .shots { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 28px 16px; }
  .s-main, .s-login { grid-column: 1 / -1; grid-row: auto; margin: 0; }
  .s-camp, .s-rep { grid-column: auto; grid-row: auto; margin: 0; }
  .shot[data-parallax] { transform: none !important; } /* empilhadas: sem paralaxe para não se sobreporem */
}
@media (max-width: 600px) {
  .shots { grid-template-columns: minmax(0, 1fr); gap: 24px; }
  .s-camp, .s-rep { grid-column: 1 / -1; }
  .frame { padding: 0 6px 6px; border-radius: 13px; }
  .frame-bar { height: 26px; }
}

/* movimento reduzido: tudo estático e visível */
@media (prefers-reduced-motion: reduce) {
  .hero .wrap { opacity: 1; translate: none; }
  .scroll-cue { filter: none; }
  .pillar li, .plan li { opacity: 1; translate: none; transition: none; }
  .section + .section::before { transform: none; transition: none; }
  .section + .section::after, .faq details[open] p { animation: none; }
  .frame { transform: none; }
  .frame.edge::before { animation: none; }
  .btn { translate: none !important; }
  .nav.open .nav-links, .nav.open .nav-links a { animation: none; }
  .nav-toggle path { transition: none; }
}

/* ==========================================================================
   Telemóvel e tablet
   O desktop fica como está: tudo o que segue vive dentro de media queries
   (≤ 1100 / ≤ 1000 / ≤ 900 / ≤ 600 px e telemóvel deitado).
   ========================================================================== */

/* toque: a faixa nunca pára (um toque deixava-a presa em :hover) */
@media (hover: none) { .ticker:hover .ticker-track { animation-play-state: running; } }

/* hero a uma coluna: poster enquadrado no logótipo e texto mais legível por cima dele */
@media (max-width: 1100px) {
  .hero-poster { background-position: 28% 50%; } /* as duas asas do logótipo dentro do enquadramento */
  .hero .eyebrow { color: var(--ink-2); text-shadow: 0 1px 10px rgba(2, 6, 15, .9); }
  .hero .lead { color: #c3d2e4; text-shadow: 0 1px 12px rgba(2, 6, 15, .85); }
}
@media (min-width: 601px) and (max-width: 1100px) { .hero .wrap { padding-bottom: 120px; } } /* espaço para o indicador de scroll */

/* títulos: não separar «O WhatsApp» nem «Dtec Pulse» no fim da linha */
@media (max-width: 900px) { .nw { white-space: nowrap; } }

/* números: a coluna do algarismo com a mesma largura em todos os cartões */
@media (max-width: 1000px) { .fact b { min-width: 2ch; } }

/* telemóvel e tablet (e telemóvel deitado): desempenho, áreas seguras, alvos de toque e texto */
@media (max-width: 900px), (orientation: landscape) and (max-height: 500px) {
  :root { --gutter: max(clamp(16px, 4vw, 64px), env(safe-area-inset-left), env(safe-area-inset-right)); --surface: rgba(8, 16, 32, .74); }
  html { scroll-padding-top: var(--nav-h); } /* as âncoras não ficam escondidas atrás da barra */
  body::after { display: none; } /* sem grão */
  .panel, .frame, .ticker { -webkit-backdrop-filter: none; backdrop-filter: none; }
  .chip { -webkit-backdrop-filter: none; backdrop-filter: none; background: rgba(8, 16, 32, .78); }
  .hero.has-scene .hero-poster { animation-play-state: paused; } /* o poster escondido não continua a animar */
  .seg button { height: 44px; }
  .seg .save { font-size: 11.5px; }
  .pill { font-size: 11.5px; }
  .price-note { font-size: 12.5px; }
  .addon small { font-size: 12.5px; }
  .mock .kv { font-size: 12.5px; }
  .shot figcaption { font-size: 12.5px; }
  .footer { padding-bottom: calc(48px + env(safe-area-inset-bottom)); }
  .footer-links { gap: 0 16px; }
  .footer-links a { display: inline-flex; align-items: center; min-height: 44px; }
  .cta .ecg-live { opacity: .32; -webkit-mask: radial-gradient(70% 60% at 50% 50%, rgba(0, 0, 0, .08), #000); mask: radial-gradient(70% 60% at 50% 50%, rgba(0, 0, 0, .08), #000); }
  .cta .lead { max-width: 44ch; }
  .field input, .field select { font-size: 16px; } /* 16 px: o iOS não faz zoom ao focar */
  .field label { font-size: 12.5px; }
  .form-note { font-size: 13px; }
  .check { min-height: 44px; }
  .check input { flex: none; width: 20px; height: 20px; margin-top: 1px; font-size: 16px; }
  .reg-copy li a { display: inline-block; padding: 12px 0; margin: -12px 0; }
}

/* ≤ 900 px: ritmo vertical e página de registo com o formulário logo a seguir ao título */
@media (max-width: 900px) {
  .section { padding-block: 56px; }
  .reg { padding: calc(var(--nav-h) + 28px) 0 56px; }
  .reg-grid { gap: 16px; }
  .reg-copy { display: contents; } /* os filhos passam a itens da grelha e podem ser ordenados */
  .reg-copy > * { order: 2; }
  .reg-copy > .eyebrow, .reg-copy > h1 { order: 0; }
  .reg-copy > .eyebrow { justify-self: start; }
  .reg-grid > .form { order: 1; margin-block: 10px 14px; }
}

/* 700–900 px (tablet e telemóvel deitado): três colunas em vez de cartões de 700 px */
@media (min-width: 700px) and (max-width: 900px) {
  .pillars, .steps, .channels { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
  .pillar, .step, .channel { padding: 20px; }
  .channel-head { flex-direction: column; align-items: flex-start; gap: 8px; } /* etiqueta sempre por baixo do nome */
  .pill { white-space: nowrap; }
  .shots { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .s-main, .s-login { grid-column: auto; }
  .frame-screen { aspect-ratio: 16 / 10; } /* molduras da mesma altura: legendas alinhadas */
  .frame-screen img { height: 100%; object-fit: cover; object-position: left top; }
  .s-login .frame-screen img { object-position: center top; }
}

/* ≤ 600 px: telemóvel */
@media (max-width: 600px) {
  .eyebrow { font-size: 12px; letter-spacing: .14em; }
  .sec-head { margin-bottom: 28px; }
  /* hero */
  .hero .wrap { padding-bottom: 40px; }
  .hero-copy { gap: 18px; }
  .hero-ctas .btn { flex: 1 1 auto; } /* lado a lado se couberem, senão cada um a toda a largura */
  .hero-chips { gap: 6px; }
  .chip { padding: 6px 9px; gap: 6px; letter-spacing: 0; }
  .scroll-cue { display: none; }
  /* planos: o recomendado primeiro, seletor mensal/anual à largura do polegar */
  .plans-head { gap: 24px; margin-bottom: 28px; }
  .seg { display: flex; width: 100%; padding: 3px; }
  .seg button { flex: 1 1 auto; padding: 0 12px; }
  .plan.featured { order: -1; }
  .plan > div:empty { display: none; }
  /* segurança */
  .badge-pt { align-items: flex-start; line-height: 1.35; }
  .badge-pt i { flex: none; margin-top: 3px; }
  .badge-sep { display: none; }
  .badge-country { display: block; color: var(--ink-3); }
  /* veja por dentro: recorte 4:3 da zona principal de cada ecrã, a ~45 % em vez de 22 % */
  .s-main .frame-screen, .s-camp .frame-screen, .s-rep .frame-screen { aspect-ratio: 4 / 3; }
  .s-main .frame-screen img, .s-camp .frame-screen img, .s-rep .frame-screen img { position: absolute; top: 0; left: 0; width: var(--crop-w); max-width: none; height: auto; translate: var(--crop-x) var(--crop-y); }
  .s-main { --crop-w: 205.7%; --crop-x: -18.2%; --crop-y: -9.3%; }
  .s-camp { --crop-w: 205.7%; --crop-x: -18.5%; --crop-y: -8.9%; }
  .s-rep { --crop-w: 187%; --crop-x: -18.5%; --crop-y: -8.9%; }
  /* rodapé: mini mapa do site em três colunas */
  .footer-links { display: grid; grid-template-columns: repeat(3, auto); justify-content: start; column-gap: 28px; }
  /* registo */
  .form { padding: 22px 18px; }
  .field-hint { display: block; color: var(--ink-3); font-size: 12.5px; line-height: 1.4; }
}

/* telemóvel com pouca altura (Safari com as barras visíveis) */
@media (max-width: 600px) and (max-height: 720px) {
  .hero .wrap { padding-block: 24px 28px; }
  .hero-copy { gap: 14px; }
  .hero h1 { font-size: 34px; }
  .hero .lead { font-size: 15px; }
}

/* telemóvel deitado: barra mais baixa, hero compacto (o botão principal acima da dobra), menos ar entre secções */
@media (orientation: landscape) and (max-height: 500px) {
  :root { --nav-h: 56px; }
  .nav.scrolled { height: 52px; }
  .nav.open .nav-links { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); align-content: start; column-gap: 32px; }
  .hero .wrap { padding-block: 16px 28px; }
  .hero-copy { gap: 14px; max-width: 760px; } /* as quatro etiquetas numa só linha */
  .hero h1 { font-size: clamp(30px, 4.2vw, 38px); }
  .hero .lead { font-size: 16px; max-width: 58ch; }
  .hero-chips { gap: 6px; }
  .chip { padding: 5px 9px; gap: 6px; letter-spacing: 0; }
  .scroll-cue { display: none; }
  .section { padding-block: 48px; }
  .sec-head { margin-bottom: 28px; }
  .reg { padding-top: calc(var(--nav-h) + 20px); }
}