:root {
  color-scheme: dark;
  --bg: #060910;
  --navy: #101d33;
  --edge: #45618b;
  --ice: #c5ecff;
  --blue: #6bbdff;
  --ink: #f4f8ff;
  --muted: #b7c5d9;
  --display: Impact, "Arial Narrow", "Arial Black", sans-serif;
  --mono: Consolas, ui-monospace, monospace;
  --cut: polygon(0 15px,15px 0,100% 0,100% calc(100% - 15px),calc(100% - 15px) 100%,0 100%);
  font-family: system-ui, sans-serif;
}
*, *::before, *::after { box-sizing: border-box; }
body { margin: 0; color: var(--ink); background: var(--bg); }
a { color: inherit; text-decoration: none; }
a:focus-visible { outline: 2px solid var(--ice); outline-offset: 5px; }
img { display: block; max-width: 100%; }
p { line-height: 1.6; }
.wrap { width: min(1220px, calc(100% - 2 * clamp(18px, 5vw, 75px))); margin-inline: auto; }
.skip { position: absolute; z-index: 10; top: 8px; left: 8px; padding: 12px; background: var(--bg); transform: translateY(-150%); }
.skip:focus { transform: none; }
.top { border-bottom: 1px solid #263b59; background: #090e18; }
.top-inner, .footer { display: flex; align-items: center; justify-content: space-between; gap: 12px; min-height: 70px; }
.brand { display: inline-flex; align-items: center; gap: 9px; font: italic 900 1.35rem/1 system-ui, sans-serif; letter-spacing: -.075em; }
.brand img { object-fit: contain; }
nav { display: flex; gap: clamp(12px, 3vw, 40px); font: 700 .8rem/1 var(--mono); text-transform: uppercase; }
nav a, .footer a { display: inline-flex; align-items: center; min-height: 44px; }
nav a:hover, .footer a:hover, .social a:hover { color: var(--blue); }
.hero { isolation: isolate; position: relative; overflow: hidden; background: radial-gradient(ellipse at 72% 43%, #173765 0, #0b1325 47%, var(--bg) 75%); }
.hero::before { content: ""; position: absolute; inset: 0; z-index: -1; background: repeating-linear-gradient(0deg, transparent 0 5px, #a2c6ff09 5px 6px); }
.hero-inner { position: relative; min-height: clamp(570px, 53vw, 755px); display: grid; align-items: center; }
.hero-stage { position: absolute; inset: 0 0 0 35%; pointer-events: none; }
.hero-stage::before { content: ""; position: absolute; inset: 10% 2% 10% 7%; border: 1px solid #628cba65; transform: skewX(-9deg); background: linear-gradient(145deg,#4067aa22,transparent 50%,#1473eb28); }
.hero-stage::after { content: ""; position: absolute; inset: auto 0 0; height: 14%; background: linear-gradient(transparent, var(--bg)); }
.hero-art { position: absolute; inset: 0 -5% 0 auto; width: 100%; height: 107%; object-fit: contain; object-position: 55% top; filter: drop-shadow(0 0 30px #419eff50); }
.hero-insignia { position: absolute; inset: 9% 5% 7%; background: #438af2; opacity: .4; mask: url(assets/sena-simbolo.svg) center / contain no-repeat; }
.stage-label { position: absolute; top: 13%; right: 2%; color: var(--ice); font: 700 .68rem var(--mono); letter-spacing: .12em; }
.hero-copy { position: relative; width: max-content; max-width: 100%; padding-block: 64px; }
.eyebrow { margin: 0; color: var(--ice); font: 700 .76rem/1.6 var(--mono); letter-spacing: .15em; }
.signal { display: inline-block; width: 8px; height: 8px; margin-right: 9px; background: var(--blue); transform: rotate(45deg); box-shadow: 0 0 15px var(--blue); }
h1, h2, h3, .channel strong { margin: 0; font: 400 1em/.97 var(--display); text-transform: uppercase; }
h1 { font-size: clamp(92px, 17vw, 245px); letter-spacing: -.035em; margin: 8px 0 14px; text-shadow: 0 10px 40px #060910bb; }
h1 span { color: var(--ice); }
.hero-description { max-width: 34ch; color: #e1eafa; font-size: clamp(1rem, 1.45vw, 1.22rem); margin: 0 0 24px; text-shadow: 0 1px 10px #060910; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 10px; min-height: 48px; padding: 12px 20px; font-size: .88rem; font-weight: 800; }
.primary { color: #071423; background: linear-gradient(105deg,#e5f7ff,var(--blue)); clip-path: var(--cut); }
.primary:hover { background: #fff; }
.primary:focus-visible { outline-offset: -4px; outline-color: #071423; }
.outline { border: 1px solid #728db4; }
.outline:hover { background: #b5deff20; border-color: var(--ice); }
.section { padding-block: clamp(42px, 6vw, 78px); }
.section-label { display: flex; align-items: center; gap: 10px; }
.section-label::before { content: ""; width: 22px; height: 6px; background: var(--blue); transform: skewX(-30deg); }
.section h2 { font-size: clamp(46px, 7vw, 100px); margin: 9px 0 28px; }
#canais { position: relative; margin-top: -25px; }
.channel-grid, .offer-grid { display: grid; grid-template-columns: 1.48fr 1fr; gap: 14px; }
.channel, .offer, .feature { position: relative; isolation: isolate; }
.channel::before, .offer::before, .feature::before { content: ""; position: absolute; inset: 0; z-index: -1; clip-path: var(--cut); background: var(--navy); }
.channel { display: grid; gap: 10px; align-content: end; min-height: clamp(230px, 24vw, 340px); padding: clamp(20px, 3vw, 40px); }
.channel::before { background-size: cover; background-position: center; transition: filter .2s ease; }
.channel:hover::before { filter: brightness(1.25); }
.main-channel::before { background-image: linear-gradient(90deg,#071224f5 7%,#081a3770 72%),url(assets/operador-sena.jpg); background-position: center 33%; }
.gta-channel::before { background-image: linear-gradient(90deg,#100e25f2 5%,#17163052),url(assets/gta-cidade.jpg); }
.channel strong { font-size: clamp(44px, 6vw, 80px); }
.channel > span:not(.eyebrow,.arrow) { color: #d5e1f0; }
.arrow { position: absolute; top: 17px; right: 18px; display: grid; place-items: center; width: 39px; height: 39px; background: #d8efff; color: #10233b; font-size: 1.4rem; clip-path: var(--cut); }
#parceiros { border-top: 1px solid #273a59; }
.feature { display: grid; grid-template-columns: 1fr 1.15fr; align-items: center; min-height: 350px; }
.feature::before { background: radial-gradient(ellipse at 78% 45%, #3b66ae 0%, #1e3764 38%, #10192c 74%); }
.feature-copy { padding: clamp(25px, 4vw, 54px); }
.feature h3 { font-size: clamp(38px, 5.5vw, 78px); margin-top: 8px; }
.feature p:not(.eyebrow), .offer p:not(.eyebrow) { color: var(--muted); max-width: 44ch; }
.product-gallery { display: grid; grid-template-columns: 1.2fr 1fr; align-items: center; gap: 5px; padding: 16px 22px 16px 0; }
.product-gallery img { width: 100%; height: auto; filter: drop-shadow(0 16px 14px #050913aa); }
.product-gallery img + img { transform: translateY(20px); }
.offer-grid { margin-top: 14px; }
.offer { padding: clamp(23px, 3vw, 36px); }
.offer h3 { font-size: clamp(34px, 4vw, 55px); }
.whatsapp::before { background: linear-gradient(110deg, #d8eaff, #a7d7ff); }
.whatsapp { display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 20px; margin-bottom: 14px; color: #142745; }
.whatsapp .eyebrow, .whatsapp p:not(.eyebrow) { color: #294568; }
.whatsapp h3, .opera h3 { margin-top: 5px; }
.whatsapp p:not(.eyebrow) { margin: 8px 0 0; }
.whatsapp .button { background: #142745; color: #fff; clip-path: var(--cut); }
.whatsapp .button:hover { background: #254c78; }
.whatsapp .button:focus-visible { outline-offset: -4px; }
.link-list, .social ul { padding: 0; margin: 15px 0 0; list-style: none; }
.link-list a, .social a { display: flex; align-items: center; justify-content: space-between; min-height: 47px; gap: 12px; border-top: 1px solid var(--edge); }
.link-list a:hover, .link-list span, .social span { color: var(--ice); }
.contact { border-block: 1px solid #273a59; background: radial-gradient(ellipse at 0 100%, #172c54, transparent 60%), #090e18; }
.contact-panel { position: relative; isolation: isolate; padding: clamp(24px, 5vw, 66px); }
.contact-panel::before { content: ""; position: absolute; inset: 0; z-index: -2; clip-path: var(--cut); background: linear-gradient(115deg, #142744, #101c32 60%, #204782); }
.contact-panel::after { content: ""; position: absolute; inset: 12% 6% 12% 68%; z-index: -1; background: var(--blue); opacity: .28; mask: url(assets/sena-simbolo.svg) center / contain no-repeat; }
.contact-copy { max-width: 68%; }
.contact h2, .error-title { font-size: clamp(37px, 5.8vw, 78px); margin-bottom: 12px; }
.contact-copy > p:not(.eyebrow) { color: var(--muted); max-width: 48ch; }
.contact-actions { display: flex; flex-wrap: wrap; gap: 10px; margin: 22px 0 12px; }
.email { color: var(--ice); font-size: .88rem; text-decoration: underline; text-underline-offset: 4px; overflow-wrap: anywhere; }
.contact .social { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; column-gap: 24px; padding-top: 12px; }
.contact .social ul { display: flex; flex-wrap: wrap; column-gap: clamp(14px, 3vw, 36px); margin: 0; }
.contact .social a { border: 0; }
.footer { color: var(--muted); font-size: .82rem; }
@media (max-width: 720px) {
  .top-inner { min-height: 58px; }
  .brand { gap: 4px; font-size: 1rem; }
  .brand img { width: 29px; height: 29px; }
  nav { gap: 10px; font-size: .69rem; }
  .hero-inner { min-height: 650px; align-items: end; }
  .hero-stage { inset: 0 -6% 15%; }
  .hero-stage::before { inset: 12% 12% 13%; }
  .hero-stage::after { height: 32%; }
  .hero-art { height: 107%; inset: 0 0 auto; object-position: center top; }
  .stage-label { top: 6%; right: 8%; }
  .hero-copy { padding-block: 32px 42px; }
  h1 { font-size: clamp(86px, 23vw, 145px); }
  .hero-description { max-width: 28ch; }
  #canais { margin-top: 0; }
  .channel-grid, .offer-grid, .feature, .whatsapp { grid-template-columns: 1fr; }
  .contact-copy { max-width: 100%; }
  .contact-panel::after { inset: 10% 5% auto 70%; aspect-ratio: 1; opacity: .12; }
  .whatsapp .button { justify-self: start; }
  .channel { min-height: 190px; }
  .main-channel { min-height: 240px; }
  .product-gallery { padding: 0 22px 34px; }
}
@media (max-width: 345px) {
  .top-inner { flex-wrap: wrap; padding-top: 7px; }
  nav { width: 100%; justify-content: space-between; }
}
@media (prefers-reduced-motion: reduce) {
  .channel::before { transition: none; }
}