/* Layout: uma coluna para celular, blocos de cor cheia alternando noite/areia/aqua como nos materiais da escola. */
:root {
  /* paleta da identidade visual */
  --night: #072227;
  --deep: #126e82;
  --sea: #35858b;
  --aqua: #4fbdba;
  --foam: #b3e2e1;
  --lime: #e5f1ba;
  --sand: #f6f5f5;
  --ink: #072227;
  --ink-soft: #3d5a5e;
  --on-night: #f6f5f5;
  --on-night-soft: #a9c9c9;
  --line: rgba(7, 34, 39, .12);
  --wa: #157f3f;
  --font-body: "Montserrat", "Gotham", "Helvetica Neue", Arial, sans-serif;
  --font-script: "Covered By Your Grace", "Bradley Hand", "Segoe Print", cursive;
  --gutter: 20px;
  --max: 1080px;
  --radius: 18px;
  color-scheme: light;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--sand);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
[hidden] { display: none !important; }
a { color: inherit; }
h1, h2, h3, p, ul { margin: 0; }
ul { padding: 0; list-style: none; }
h1, h2, h3 { text-wrap: balance; line-height: 1.08; }
:focus-visible { outline: 3px solid var(--lime); outline-offset: 3px; }
.light :focus-visible, .aqua :focus-visible { outline-color: var(--night); }
.light .quiz :focus-visible { outline-color: var(--lime); }

.wrap { width: 100%; max-width: var(--max); margin-inline: auto; padding-inline: var(--gutter); }
.band { padding-block: 64px; }
.band.night { background: var(--night); color: var(--on-night); }
.band.aqua { background: var(--aqua); color: var(--ink); }
.band.foam { background: var(--foam); }
.stack { display: flex; flex-direction: column; gap: 28px; }

.eyebrow {
  font-size: .72rem; font-weight: 700; letter-spacing: .22em; text-transform: uppercase;
  color: var(--deep);
}
.night .eyebrow, .quiz .eyebrow { color: var(--aqua); }
.aqua .eyebrow { color: var(--night); }
.title { overflow-wrap: anywhere; font-size: clamp(1.6rem, 7.6vw, 3rem); font-weight: 800; text-transform: uppercase; letter-spacing: -.01em; }
.lede { font-size: 1.05rem; color: var(--ink-soft); max-width: 60ch; }
.night .lede { color: var(--on-night-soft); }
.aqua .lede { color: var(--ink); }
.script {
  font-family: var(--font-script); font-weight: 400; text-transform: uppercase;
  letter-spacing: .04em; line-height: 1; transform: rotate(-3deg); display: inline-block;
}
.head { display: flex; flex-direction: column; gap: 12px; }

/* botões */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  min-height: 52px; padding: 14px 24px; border-radius: 999px; border: 2px solid transparent;
  font: 700 .95rem/1.1 var(--font-body); text-decoration: none; cursor: pointer; text-align: center;
  transition: transform .15s ease, background-color .15s ease;
}
.btn:active { transform: scale(.98); }
.btn svg { width: 22px; height: 22px; flex: none; }
.btn-wa { background: var(--wa); color: #fff; }
.btn-wa:hover { background: #116a34; }
.btn-ghost { border-color: currentColor; background: transparent; color: inherit; }
.btn-dark { background: var(--night); color: var(--on-night); }
.btn-lime { background: var(--lime); color: var(--night); }

/* topo */
.top {
  position: absolute; inset: 0 0 auto 0; z-index: 3;
  padding-top: calc(14px + env(safe-area-inset-top, 0px));
}
.top .wrap { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.top img { height: 46px; width: auto; }
.top-links { display: flex; align-items: center; gap: 6px; }
.top a.lang { display: inline-flex; align-items: center; min-height: 44px; padding: 0 12px; border-radius: 999px; background: rgba(7,34,39,.45); border: 1px solid rgba(255,255,255,.35); color: #fff; font-size: .74rem; font-weight: 700; letter-spacing: .04em; text-decoration: none; backdrop-filter: blur(4px); }
.top a.ig { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 44px; min-width: 44px; font-size: .8rem; font-weight: 600; color: #fff; text-decoration: none; }
.top a.ig svg { width: 22px; height: 22px; }

/* hero */
.hero { position: relative; background: var(--night); color: #fff; isolation: isolate; }
/* Fotos do topo em sequência (app.js troca a classe .on a cada 3,5 s) */
.hero .collage { position: absolute; inset: 0 0 auto 0; height: min(100vw, 560px); overflow: hidden; z-index: 0; }
.hero .collage .slide { position: absolute; inset: 0; opacity: 0; z-index: 1; transition: opacity 1.2s ease-in-out; }
.hero .collage .slide.on { opacity: 1; }
.hero .collage .slide.top { z-index: 2; }
.hero .collage img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: 50% 40%; }
.hero .collage .slide-thiago img { object-position: 50% 30%; }
.hero .collage .slide-praia img { object-position: 50% 50%; }
.hero .collage .slide-larissa img { object-position: 45% 50%; }
.hero .collage::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(7,34,39,.6) 0%, rgba(7,34,39,0) 24%, rgba(7,34,39,0) 62%, var(--night) 100%);
}
.hero .collage::after { z-index: 3; }
.hero .wrap { position: relative; z-index: 2; display: flex; flex-direction: column; gap: 18px; padding-top: min(84vw, 470px); padding-bottom: 40px; }
.hero .place { font-size: .72rem; font-weight: 700; letter-spacing: .24em; text-transform: uppercase; color: var(--foam); }
.hero h1 { font-size: clamp(2.5rem, 12.5vw, 4.6rem); font-weight: 800; text-transform: uppercase; letter-spacing: -.02em; line-height: .96; }
.hero h1 .script { display: block; font-size: .62em; color: var(--lime); margin-top: 10px; transform-origin: left center; letter-spacing: .03em; }
.hero p { font-size: 1.05rem; color: #e4f1f0; max-width: 46ch; }
.hero .cta { display: flex; flex-direction: column; gap: 12px; margin-top: 6px; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 8px; }
.chips li a { display: inline-flex; align-items: center; gap: 6px; min-height: 44px; margin: -14px -12px; padding: 14px 12px; color: var(--lime); text-decoration: none; }
.chips li:has(a) { border-color: rgba(229,241,186,.55); padding-block: 12px; }
.chips li a svg { width: 15px; height: 15px; }
.chips li { font-size: .74rem; font-weight: 600; padding: 7px 12px; border-radius: 999px; border: 1px solid rgba(179,226,225,.4); color: var(--foam); }

/* pilares */
.pillars { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 22px 18px; }
.pillars li { display: flex; flex-direction: column; gap: 8px; min-width: 0; }
.pillars li:nth-child(n+5) svg { color: var(--sea); }
.pillars svg { width: 34px; height: 34px; color: var(--deep); }
.pillars h3 { font-size: .95rem; font-weight: 800; text-transform: uppercase; letter-spacing: .04em; }
.pillars p { font-size: .9rem; color: var(--ink-soft); }

/* níveis: carrossel com snap */
.rail {
  display: flex; gap: 14px; overflow-x: auto; scroll-snap-type: x mandatory;
  margin-inline: calc(var(--gutter) * -1); padding: 4px var(--gutter) 14px; scrollbar-width: none;
}
.rail::-webkit-scrollbar { display: none; }
.level {
  position: relative; flex: 0 0 78%; max-width: 320px; aspect-ratio: 3 / 4; scroll-snap-align: center;
  border-radius: var(--radius); overflow: hidden; background: var(--deep); color: #fff; isolation: isolate;
}
.level img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.level::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(7,34,39,0) 35%, rgba(7,34,39,.92) 100%); z-index: 1; }
.level div { position: absolute; inset: auto 0 0 0; z-index: 2; padding: 18px; display: flex; flex-direction: column; gap: 6px; }
.level h3 { font-size: 1.35rem; font-weight: 800; text-transform: uppercase; }
.level p { font-size: .88rem; color: #dcecec; }
.hint { font-size: .75rem; font-weight: 600; letter-spacing: .12em; text-transform: uppercase; color: var(--on-night-soft); }

/* planos */
.plans { display: grid; gap: 14px; }
.plan {
  background: #fff; border-radius: var(--radius); padding: 22px 20px;
  display: flex; flex-direction: column; gap: 14px; min-width: 0;
}
.plan header { display: flex; flex-direction: column; gap: 4px; }
.plan .tag { font-size: .68rem; font-weight: 700; letter-spacing: .18em; text-transform: uppercase; color: var(--deep); }
.plan h3 { font-size: 1.45rem; font-weight: 800; text-transform: uppercase; }
.plan .when { align-self: flex-start; font-size: .7rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; background: var(--night); color: var(--on-night); border-radius: 6px; padding: 5px 10px; }
.ticks { display: flex; flex-direction: column; gap: 8px; font-size: .93rem; }
.ticks li { position: relative; padding-left: 26px; }
.ticks li::before {
  content: ""; position: absolute; left: 2px; top: .38em; width: 13px; height: 7px;
  border-left: 2.5px solid var(--aqua); border-bottom: 2.5px solid var(--aqua); transform: rotate(-45deg);
}
.plan a.more { font-size: .88rem; font-weight: 700; color: var(--deep); text-decoration: underline; text-underline-offset: 4px; min-height: 44px; display: inline-flex; align-items: center; }
.note { font-size: .9rem; color: var(--ink-soft); }

/* surf coach */
.coach-photo { border-radius: var(--radius); overflow: hidden; aspect-ratio: 4 / 3; }
.coach-photo img { width: 100%; height: 100%; object-fit: cover; }
.duo { display: grid; gap: 14px; }
.tier { border: 1px solid rgba(179,226,225,.28); border-radius: var(--radius); padding: 22px 20px; display: flex; flex-direction: column; gap: 14px; min-width: 0; }
.tier.elite { background: var(--deep); border-color: transparent; }
.tier h3 { font-size: 1.45rem; font-weight: 800; text-transform: uppercase; }
.tier .tag { font-size: .68rem; font-weight: 700; letter-spacing: .18em; text-transform: uppercase; color: var(--aqua); }
.tier.elite .tag { color: var(--lime); }
.tier.elite .ticks li::before { border-color: var(--lime); }

/* extras */
.extras { display: grid; gap: 0; border-top: 1px solid var(--line); }
.extras li { display: grid; grid-template-columns: 40px minmax(0, 1fr); gap: 4px 14px; padding-block: 18px; border-bottom: 1px solid var(--line); }
.extras svg { width: 30px; height: 30px; color: var(--deep); grid-row: span 2; margin-top: 2px; }
.extras h3 { font-size: 1rem; font-weight: 800; text-transform: uppercase; letter-spacing: .03em; }
.extras p { font-size: .92rem; color: var(--ink-soft); }

/* experiências */
.xp { display: grid; gap: 28px; }
.xp article { display: flex; flex-direction: column; gap: 14px; min-width: 0; }
.xp .ph { border-radius: var(--radius); overflow: hidden; aspect-ratio: 3 / 2; }
.xp .ph img { width: 100%; height: 100%; object-fit: cover; }
.xp h3 { font-size: 1.4rem; font-weight: 800; text-transform: uppercase; }
.xp p { font-size: .95rem; }
.xp .tag { font-size: .68rem; font-weight: 700; letter-spacing: .18em; text-transform: uppercase; }

/* quiz */
.quiz:empty { display: none; }
.quiz { scroll-margin-block: 90px; background: var(--night); color: var(--on-night); border-radius: 24px; padding: 26px 20px; display: flex; flex-direction: column; gap: 20px; }
.quiz .steps { display: flex; gap: 6px; }
.quiz .steps i { flex: 1; height: 4px; border-radius: 4px; background: rgba(179,226,225,.25); }
.quiz .steps i.on { background: var(--lime); }
.quiz h3 { font-size: 1.3rem; font-weight: 800; }
.quiz .opts { display: grid; gap: 10px; }
.quiz .opts button {
  min-height: 54px; padding: 14px 18px; border-radius: 14px; border: 1.5px solid rgba(179,226,225,.35);
  background: transparent; color: inherit; font: 600 .95rem/1.25 var(--font-body); text-align: left; cursor: pointer;
}
.quiz .opts button:hover, .quiz .opts button:focus-visible { border-color: var(--lime); background: rgba(229,241,186,.08); }
.quiz .result { display: flex; flex-direction: column; gap: 14px; }
.quiz .result .pick { font-size: 1.9rem; font-weight: 800; text-transform: uppercase; color: var(--lime); line-height: 1.05; }
.quiz .result p { color: var(--on-night-soft); }
.quiz h3:focus, .quiz .pick:focus { outline: none; }
.quiz .copied { font-size: .85rem; color: var(--lime); }
.quiz .again { background: none; border: 0; color: var(--foam); font: 600 .88rem var(--font-body); text-decoration: underline; text-underline-offset: 4px; cursor: pointer; min-height: 44px; align-self: flex-start; padding: 0; }

/* equipe */
.team { display: grid; gap: 14px; }
.coach { border: 1px solid rgba(179,226,225,.28); border-radius: var(--radius); padding: 22px 20px; display: flex; flex-direction: column; gap: 12px; }
.coach .who { display: flex; align-items: center; gap: 14px; }
.coach .mono { flex: none; width: 58px; height: 58px; border-radius: 50%; background: var(--aqua); color: var(--night); display: grid; place-items: center; font-weight: 800; font-size: 1.25rem; }
.coach h3 { font-size: 1.25rem; font-weight: 800; text-transform: uppercase; }
.coach .role { font-size: .72rem; font-weight: 700; letter-spacing: .16em; text-transform: uppercase; color: var(--aqua); }
.coach .ticks { color: var(--on-night); }
.coach p { color: var(--on-night-soft); font-size: .93rem; }

/* estrutura e horários */
.times { display: flex; flex-wrap: wrap; gap: 8px; }
.times li { background: #fff; border-radius: 10px; padding: 10px 14px; font-weight: 700; font-variant-numeric: tabular-nums; }
.sub { font-size: .72rem; font-weight: 700; letter-spacing: .18em; text-transform: uppercase; color: var(--night); }
.two { display: grid; gap: 32px; }
.two > div { display: flex; flex-direction: column; gap: 14px; min-width: 0; }
.two .btn { align-self: flex-start; }

/* galeria */
.grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; }
.grid img { width: 100%; height: 100%; aspect-ratio: 1; object-fit: cover; border-radius: 12px; }
.grid .wide { grid-column: span 2; }
.grid .wide img { aspect-ratio: 16 / 10; }

/* fechamento */
.final { text-align: left; }
.final .script { font-size: clamp(2.6rem, 13vw, 4.4rem); color: var(--lime); transform-origin: left center; }
.final .cta { display: flex; flex-direction: column; gap: 12px; }
footer { background: var(--night); color: var(--on-night-soft); padding-block: 28px calc(112px + env(safe-area-inset-bottom, 0px)); border-top: 1px solid rgba(179,226,225,.16); font-size: .82rem; }
footer .wrap { display: flex; flex-direction: column; gap: 14px; }
footer img { height: 44px; width: auto; align-self: flex-start; }
footer a { color: var(--foam); }

/* barra fixa */
.bar {
  position: fixed; inset: auto 0 0 0; z-index: 20;
  padding: 10px var(--gutter) calc(10px + env(safe-area-inset-bottom, 0px));
  background: rgba(7, 34, 39, .94); backdrop-filter: blur(8px);
  transform: translateY(110%); visibility: hidden; transition: transform .25s ease, visibility 0s .25s;
}
.bar.show { transform: none; visibility: visible; transition: transform .25s ease; }
.bar .btn { width: 100%; max-width: 520px; margin-inline: auto; display: flex; }

@media (min-width: 760px) {
  :root { --gutter: 32px; }
  footer { padding-bottom: 36px; }
  .band { padding-block: 96px; }
  .hero .wrap { padding-top: min(84vw, 470px); padding-bottom: 72px; }
  .hero .cta, .final .cta { flex-direction: row; flex-wrap: wrap; }
  .pillars { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .rail { overflow: visible; margin-inline: 0; padding-inline: 0; }
  .level { flex: 1 1 0; max-width: none; }
  .hint { display: none; }
  .plans { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .duo, .team, .two { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .xp { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .extras { grid-template-columns: repeat(2, minmax(0, 1fr)); column-gap: 40px; }
  .grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .grid > :nth-last-child(-n+2) { grid-column: span 2; }
  .grid > :nth-last-child(-n+2) img { aspect-ratio: 16 / 10; }
  .quiz { padding: 40px; max-width: 640px; }
  .coach-photo { aspect-ratio: 21 / 9; }
  .bar { display: none; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .btn, .bar { transition: none; }
}

/* surf coach: como funciona */
.steps-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 0; counter-reset: step; border-top: 1px solid rgba(179,226,225,.18); }
.steps-list li { counter-increment: step; display: grid; grid-template-columns: 44px minmax(0, 1fr); gap: 2px 12px; padding-block: 16px; border-bottom: 1px solid rgba(179,226,225,.18); }
.steps-list li::before { content: counter(step); grid-row: span 2; width: 34px; height: 34px; border-radius: 50%; border: 1.5px solid var(--aqua); color: var(--aqua); display: grid; place-items: center; font-weight: 800; font-size: .9rem; }
.steps-list h3 { font-size: 1rem; font-weight: 800; text-transform: uppercase; letter-spacing: .03em; }
.steps-list p { font-size: .92rem; color: var(--on-night-soft); }
.tier-photo { border-radius: 12px; overflow: hidden; aspect-ratio: 16 / 10; }
.tier-photo img { width: 100%; height: 100%; object-fit: cover; object-position: 50% 30%; }

/* faixa em inglês */
.band.english { background: var(--deep); }
.english .eyebrow { color: var(--lime); }
.english .lede { color: #d7ecec; }
.english-in { display: flex; flex-direction: column; gap: 24px; }
.english-in .btn { align-self: flex-start; }
a.inline { display: inline-block; padding-block: 10px; color: var(--deep); font-weight: 700; text-underline-offset: 3px; white-space: nowrap; }

/* experiências */
.xp .btn { align-self: flex-start; }
.foam .eyebrow, .foam .plan .tag { color: var(--night); }

/* equipe: demais professores */
.crew { display: grid; grid-template-columns: minmax(0, 1fr); gap: 10px; }
.crew li { display: flex; align-items: center; gap: 14px; padding: 12px 14px; border: 1px solid rgba(179,226,225,.2); border-radius: 14px; min-width: 0; }
.crew .mono, .coach .mono { object-fit: cover; }
.crew h3 { font-size: 1rem; font-weight: 800; text-transform: uppercase; }
.crew .role { font-size: .68rem; font-weight: 700; letter-spacing: .16em; text-transform: uppercase; color: var(--aqua); }
.crew .mono { flex: none; width: 52px; height: 52px; border-radius: 50%; background: var(--aqua); color: var(--night); display: grid; place-items: center; font-weight: 800; font-size: 1.1rem; }

@media (min-width: 760px) {
  .steps-list { grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 24px; border-top: 0; }
  .steps-list li { grid-template-columns: minmax(0, 1fr); border-bottom: 0; border-top: 1px solid rgba(179,226,225,.18); }
  .steps-list li::before { grid-row: auto; margin-bottom: 8px; }
  .english-in { flex-direction: row; align-items: flex-end; justify-content: space-between; }
  .crew { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

@media (min-width: 1100px) {
  .hero .collage { inset: 0 0 0 50%; height: auto; }
  .hero .collage .slide-kids img { object-position: 78% 40%; }
  .hero .collage::after { background: linear-gradient(90deg, var(--night) 0%, rgba(7,34,39,.3) 20%, rgba(7,34,39,0) 40%); }
  .hero .wrap { padding-top: 150px; padding-bottom: 90px; }
  .hero .wrap > * { max-width: 484px; }
}
@media (max-width: 400px) {
  .hero .wrap { padding-top: min(74vw, 470px); }
}