/* =================================================================
   ADRENA HUNTERS — Design System (protótipo)
   Dark adventure · fogo + verde-ácido · display atlético + glassmorphism
   Tokens herdados do one-pager aprovado (proposta_tech) e da estética real do Instagram.
   ================================================================= */

:root {
  /* Fundo / superfícies */
  --ink: #0a0907;
  --ink-2: #14110d;
  --ink-3: #1c1814;
  --line: #2a241d;
  --line-soft: #1f1a14;

  /* Texto */
  --paper: #f1ece2;
  --paper-dim: #c9bfae;
  --paper-mute: #7d7464;

  /* Acentos da marca */
  --orange: #ff5a1f;
  --orange-2: #ff8a3d;
  --orange-soft: rgba(255, 90, 31, .12);
  --rust: #c04a1c;
  --acid: #d8e34d;
  --sand: #b89a6e;

  /* Efeitos */
  --shadow: 0 14px 30px rgba(0, 0, 0, .4);
  --shadow-lg: 0 30px 70px rgba(0, 0, 0, .55);
  --glass: rgba(20, 17, 13, .62);
  --glass-line: rgba(241, 236, 226, .10);
  --radius: 4px;
  --radius-lg: 16px;
  --maxw: 1180px;
  --nav-h: 84px;
  --ease: cubic-bezier(.22, .61, .36, 1);
}

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  font-family: 'Inter', -apple-system, system-ui, sans-serif;
  background: var(--ink);
  color: var(--paper);
  font-size: 16px;
  line-height: 1.6;
  letter-spacing: -.005em;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  background-image:
    radial-gradient(900px 520px at 88% -8%, rgba(255, 90, 31, .12), transparent 60%),
    radial-gradient(700px 500px at -5% 12%, rgba(216, 227, 77, .05), transparent 55%);
  background-attachment: fixed;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }

/* ----------------------------- Tipografia ----------------------------- */
.display {
  font-family: 'Anton', Impact, sans-serif;
  font-weight: 400;
  text-transform: uppercase;
  line-height: .94;
  letter-spacing: .5px;
}
/* Skew sutil pra emular o wordmark itálico atlético da Adrena */
.display.skew { transform: skewX(-7deg); transform-origin: left bottom; }
.mono {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-variant-numeric: tabular-nums;
}
.kicker {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  letter-spacing: .26em;
  text-transform: uppercase;
  color: var(--orange);
  font-weight: 500;
}
.accent { color: var(--orange); }
.accent-acid { color: var(--acid); }
mark { background: var(--orange-soft); color: var(--orange-2); padding: 0 .15em; border-radius: 2px; }

/* ----------------------------- Layout ----------------------------- */
.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 22px; }
.section { padding: 90px 0; position: relative; }
.section--tight { padding: 60px 0; }
.section-head { margin-bottom: 40px; max-width: 760px; }
.section-head .kicker { display: block; margin-bottom: 14px; }
.section-head h2 {
  font-family: 'Anton', sans-serif; text-transform: uppercase; line-height: .96;
  font-size: clamp(30px, 5.2vw, 52px); margin: 0; letter-spacing: .5px;
}
.section-head p { color: var(--paper-dim); font-size: 16px; margin: 16px 0 0; max-width: 620px; }
.eyebrow-line { display: inline-flex; align-items: center; gap: 12px; }
.eyebrow-line::before { content: ""; width: 28px; height: 2px; background: var(--orange); }

/* ----------------------------- Header / Nav ----------------------------- */
.nav {
  position: sticky; top: 0; z-index: 100; height: var(--nav-h);
  display: flex; align-items: center;
  background: var(--glass);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  border-bottom: 1px solid var(--glass-line);
}
.nav .container { display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.nav__brand { display: flex; align-items: center; gap: 10px; }
.nav__brand img { height: 30px; width: auto; }
.nav__links { display: flex; align-items: center; gap: 28px; }
.nav__links a {
  font-size: 14px; font-weight: 500; color: var(--paper-dim);
  letter-spacing: .01em; transition: color .2s var(--ease); position: relative; padding: 4px 0;
}
.nav__links a:hover, .nav__links a.is-active { color: var(--paper); }
.nav__links a.is-active::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -2px; height: 2px; background: var(--orange);
}
.nav__cta { display: flex; align-items: center; gap: 14px; }
.nav__toggle {
  display: none; background: none; border: 0; width: 42px; height: 42px; padding: 0;
  flex-direction: column; justify-content: center; gap: 5px; align-items: center;
}
.nav__toggle span { width: 22px; height: 2px; background: var(--paper); transition: .25s var(--ease); }
.nav.is-open .nav__toggle span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav.is-open .nav__toggle span:nth-child(2) { opacity: 0; }
.nav.is-open .nav__toggle span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ----------------------------- Botões ----------------------------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 9px;
  font-weight: 600; font-size: 15px; letter-spacing: .01em;
  padding: 13px 24px; border-radius: var(--radius); border: 1px solid transparent;
  transition: transform .18s var(--ease), background .2s var(--ease), box-shadow .2s var(--ease);
  white-space: nowrap; line-height: 1;
}
.btn:active { transform: translateY(1px); }
.btn--primary { background: var(--orange); color: #1a0d04; box-shadow: 0 10px 24px rgba(255, 90, 31, .28); }
.btn--primary:hover { background: var(--orange-2); box-shadow: 0 14px 32px rgba(255, 90, 31, .4); transform: translateY(-2px); }
.btn--wa { background: #25d366; color: #04130a; box-shadow: 0 10px 24px rgba(37, 211, 102, .25); }
.btn--wa:hover { background: #2eea75; transform: translateY(-2px); }
.btn--ghost { background: rgba(241, 236, 226, .04); border-color: var(--line); color: var(--paper); }
.btn--ghost:hover { border-color: var(--orange); color: var(--orange-2); }
.btn--lg { padding: 16px 32px; font-size: 16px; }
.btn--block { display: flex; width: 100%; }
.btn .ico { width: 18px; height: 18px; }

/* ----------------------------- Hero ----------------------------- */
.hero { position: relative; min-height: clamp(560px, 88vh, 860px); display: flex; align-items: flex-end; overflow: hidden; }
.hero__bg { position: absolute; inset: 0; z-index: 0; }
.hero__bg img { width: 100%; height: 100%; object-fit: cover; object-position: center 38%; }
.hero__bg::after {
  content: ""; position: absolute; inset: 0;
  background:
    linear-gradient(180deg, rgba(10, 9, 7, .55) 0%, rgba(10, 9, 7, .2) 35%, rgba(10, 9, 7, .82) 82%, var(--ink) 100%),
    linear-gradient(90deg, rgba(10, 9, 7, .7) 0%, transparent 55%);
}
.hero .container { position: relative; z-index: 1; padding-bottom: 64px; padding-top: 80px; }
.hero__kicker { display: inline-flex; align-items: center; gap: 10px; margin-bottom: 20px; }
.hero h1 {
  font-family: 'Anton', sans-serif; text-transform: uppercase;
  font-size: clamp(44px, 9vw, 116px); line-height: .9; margin: 0; letter-spacing: .5px;
  max-width: 14ch; text-shadow: 0 6px 40px rgba(0, 0, 0, .5);
}
.hero h1 .o { color: var(--orange); }
.hero__sub { font-size: clamp(16px, 2.3vw, 21px); color: var(--paper-dim); margin: 22px 0 30px; max-width: 50ch; }
.hero__cta { display: flex; flex-wrap: wrap; gap: 14px; align-items: center; }
.hero__stats { display: flex; flex-wrap: wrap; gap: 34px; margin-top: 46px; padding-top: 26px; border-top: 1px solid var(--glass-line); }
.hero__stats .stat .n { font-family: 'Anton', sans-serif; font-size: 38px; color: var(--paper); line-height: 1; }
.hero__stats .stat .n .u { color: var(--orange); }
.hero__stats .stat .l { font-size: 12px; color: var(--paper-mute); text-transform: uppercase; letter-spacing: .14em; margin-top: 6px; font-family: 'JetBrains Mono', monospace; }

/* ----------------------------- Cards de experiência ----------------------------- */
.grid { display: grid; gap: 22px; }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }

.ecard {
  position: relative; border-radius: var(--radius-lg); overflow: hidden;
  background: var(--ink-2); border: 1px solid var(--line);
  box-shadow: var(--shadow); transition: transform .25s var(--ease), border-color .25s var(--ease), box-shadow .25s var(--ease);
  display: flex; flex-direction: column; min-height: 380px;
}
.ecard:hover { transform: translateY(-6px); border-color: rgba(255, 90, 31, .5); box-shadow: var(--shadow-lg); }
.ecard__media { position: relative; aspect-ratio: 4 / 3; overflow: hidden; }
.ecard__media img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s var(--ease); }
.ecard:hover .ecard__media img { transform: scale(1.06); }
.ecard__media::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 40%, rgba(10, 9, 7, .85) 100%); }

/* ===== Esforço físico — card explicativo consistente (tile 2×2 no grid) ===== */
.ecard--effort {
  grid-column: span 2; grid-row: span 2;
  min-height: 0; padding: clamp(24px, 3vw, 38px);
  display: flex; flex-direction: column; gap: 15px; overflow: visible;
}
.ecard--effort:hover { transform: none; border-color: var(--line); box-shadow: var(--shadow); }
.ecard--effort h2 { font-family: 'Anton', sans-serif; text-transform: uppercase; font-size: clamp(26px, 3.2vw, 40px); line-height: .98; letter-spacing: .4px; margin: 4px 0 0; }
.ecard--effort > p { color: var(--paper-dim); font-size: 15px; line-height: 1.55; margin: 0; max-width: 54ch; }
.ecard--effort .effort__examples { display: flex; flex-wrap: wrap; gap: 8px; }
.ecard--effort .effort__example { font-family: var(--font-mono); font-size: 11px; letter-spacing: .08em; text-transform: uppercase; color: var(--paper-dim); border: 1px solid var(--line); border-radius: 999px; padding: 6px 12px; }
.ecard--effort .effort__example b { color: var(--paper); }
.ecard--effort .effort__scale { display: flex; flex-direction: column; gap: 10px; margin-top: auto; }
.ecard--effort .effort__row { display: flex; align-items: center; gap: 14px; }
.ecard--effort .effort__bar { display: flex; gap: 4px; flex: 0 0 auto; }
.ecard--effort .effort__pip { width: 16px; height: 8px; border-radius: 2px; background: var(--line); }
.ecard--effort .effort__pip.on { background: var(--orange); }
.ecard--effort .effort__row--easy .effort__pip.on { background: var(--acid); }
.ecard--effort .effort__row--mid .effort__pip.on { background: var(--orange-2); }
.ecard--effort .effort__row--hard .effort__pip.on { background: var(--rust); }
.ecard--effort .effort__txt { font-size: 13.5px; color: var(--paper-dim); }
.ecard--effort .effort__txt b { color: var(--paper); font-weight: 700; }
.ecard--effort .effort__note { font-family: var(--font-mono); font-size: 11px; letter-spacing: .04em; color: var(--paper-mute); margin: 6px 0 0; line-height: 1.7; border-top: 1px solid var(--line); padding-top: 14px; }
.ecard--effort .effort__note .prov { color: var(--orange-2); }
@media (max-width: 880px) { .ecard--effort { grid-column: 1 / -1; grid-row: auto; min-height: 0; } }
.ecard__tags { position: absolute; left: 12px; top: 12px; z-index: 2; display: flex; gap: 6px; flex-wrap: wrap; }
.ecard__body { padding: 18px 18px 20px; display: flex; flex-direction: column; flex: 1; }
.ecard__body h3 { font-family: 'Anton', sans-serif; text-transform: uppercase; font-size: 23px; margin: 0 0 6px; letter-spacing: .4px; line-height: 1; }
.ecard__loc { font-family: 'JetBrains Mono', monospace; font-size: 12px; color: var(--paper-mute); letter-spacing: .04em; display: flex; align-items: center; gap: 6px; }
.ecard__desc { color: var(--paper-dim); font-size: 14px; margin: 12px 0 16px; flex: 1; }
.ecard__foot { display: flex; align-items: flex-end; justify-content: space-between; gap: 12px; margin-top: auto; padding-top: 14px; border-top: 1px dashed var(--line); }
.ecard__price { font-family: 'JetBrains Mono', monospace; font-weight: 700; font-size: 22px; color: var(--paper); }
.ecard__price .cur { color: var(--orange); font-size: 13px; }
.ecard__price small { display: block; font-size: 11px; color: var(--paper-mute); font-weight: 400; letter-spacing: .04em; margin-top: 2px; }
.ecard__link { font-size: 13px; font-weight: 600; color: var(--orange-2); display: inline-flex; align-items: center; gap: 6px; }
.ecard:hover .ecard__link { gap: 10px; }

/* ----------------------------- Badges / tags ----------------------------- */
.tag {
  display: inline-flex; align-items: center; gap: 5px;
  font-family: 'JetBrains Mono', monospace; font-size: 10.5px; font-weight: 500;
  letter-spacing: .12em; text-transform: uppercase; padding: 5px 9px; border-radius: 999px;
  background: var(--glass); backdrop-filter: blur(6px); border: 1px solid var(--glass-line); color: var(--paper);
}
.tag--cat { background: rgba(255, 90, 31, .9); color: #1a0d04; border-color: transparent; }
.tag--lvl-1 { color: var(--acid); border-color: rgba(216, 227, 77, .4); }
.tag--lvl-2 { color: var(--orange-2); border-color: rgba(255, 138, 61, .4); }
.tag--lvl-3 { color: #ff6b6b; border-color: rgba(255, 107, 107, .45); }
.tag--soft { background: var(--orange-soft); color: var(--orange-2); border-color: transparent; }

/* ----------------------------- Filtros ----------------------------- */
.filters { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 32px; }
.filters .chip {
  font-family: 'JetBrains Mono', monospace; font-size: 13px; letter-spacing: .04em;
  padding: 9px 16px; border-radius: 999px; border: 1px solid var(--line);
  background: transparent; color: var(--paper-dim); transition: .2s var(--ease);
}
.filters .chip:hover { border-color: var(--paper-mute); color: var(--paper); }
.filters .chip.is-active { background: var(--orange); color: #1a0d04; border-color: var(--orange); font-weight: 600; }

/* ----------------------------- Glass panel ----------------------------- */
.glass {
  background: var(--glass); backdrop-filter: blur(16px) saturate(140%);
  -webkit-backdrop-filter: blur(16px) saturate(140%);
  border: 1px solid var(--glass-line); border-radius: var(--radius-lg); box-shadow: var(--shadow);
}

/* ----------------------------- Faixa CTA ----------------------------- */
.cta-band { position: relative; overflow: hidden; border-radius: var(--radius-lg); padding: 56px 40px; text-align: center; isolation: isolate; }
.cta-band__bg { position: absolute; inset: 0; z-index: -1; }
.cta-band__bg img { width: 100%; height: 100%; object-fit: cover; }
.cta-band__bg::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(10, 9, 7, .78), rgba(10, 9, 7, .9)); }
.cta-band h2 { font-family: 'Anton', sans-serif; text-transform: uppercase; font-size: clamp(28px, 5vw, 50px); line-height: .96; margin: 0 0 14px; }
.cta-band p { color: var(--paper-dim); max-width: 52ch; margin: 0 auto 26px; }

/* ----------------------------- Lista "incluso" ----------------------------- */
.checklist { list-style: none; padding: 0; margin: 0; display: grid; gap: 12px; }
.checklist li { position: relative; padding-left: 30px; color: var(--paper-dim); font-size: 15px; }
.checklist li::before {
  content: "✓"; position: absolute; left: 0; top: 0; width: 20px; height: 20px; border-radius: 50%;
  background: rgba(216, 227, 77, .15); color: var(--acid); font-size: 12px; font-weight: 700;
  display: grid; place-items: center;
}
.checklist li b { color: var(--paper); font-weight: 600; }

/* ----------------------------- Galeria mosaico ----------------------------- */
.mosaic { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; grid-auto-rows: 200px; }
.mosaic figure { margin: 0; overflow: hidden; border-radius: 10px; position: relative; }
.mosaic img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s var(--ease); filter: saturate(1.02); }
.mosaic figure:hover img { transform: scale(1.08); }
.mosaic .span-2 { grid-column: span 2; }
.mosaic .row-2 { grid-row: span 2; }

/* ----------------------------- Footer ----------------------------- */
.footer { background: var(--ink-2); border-top: 1px solid var(--line); padding: 64px 0 30px; margin-top: 20px; }
.footer__grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 40px; }
.footer__brand img { height: 34px; margin-bottom: 16px; }
.footer__brand p { color: var(--paper-mute); font-size: 14px; max-width: 36ch; }
.footer h4 { font-family: 'JetBrains Mono', monospace; font-size: 12px; letter-spacing: .16em; text-transform: uppercase; color: var(--paper-mute); margin: 0 0 16px; }
.footer ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 11px; }
.footer ul a { color: var(--paper-dim); font-size: 14px; transition: color .2s; }
.footer ul a:hover { color: var(--orange-2); }
.footer__bottom { margin-top: 48px; padding-top: 22px; border-top: 1px solid var(--line-soft); display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; font-size: 12.5px; color: var(--paper-mute); font-family: 'JetBrains Mono', monospace; }

/* ----------------------------- Forms ----------------------------- */
.field { margin-bottom: 18px; }
.field label { display: block; font-size: 13px; font-weight: 600; color: var(--paper-dim); margin-bottom: 7px; letter-spacing: .01em; }
.field input, .field select, .field textarea {
  width: 100%; padding: 13px 14px; border-radius: var(--radius); background: var(--ink-3);
  border: 1px solid var(--line); color: var(--paper); font-family: inherit; font-size: 15px; transition: border-color .2s;
}
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--orange); }
.field input::placeholder, .field textarea::placeholder { color: var(--paper-mute); }

/* ----------------------------- Reveal on scroll ----------------------------- */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.in { opacity: 1; transform: none; }

/* ----------------------------- Util ----------------------------- */
.center { text-align: center; }
.mx-auto { margin-left: auto; margin-right: auto; }
.mt-0 { margin-top: 0; } .mb-0 { margin-bottom: 0; }
.divider { height: 1px; background: var(--line); border: 0; margin: 0; }
.badge-10 { display: inline-flex; align-items: center; gap: 8px; font-family: 'JetBrains Mono', monospace; font-size: 12px; letter-spacing: .1em; text-transform: uppercase; color: var(--acid); border: 1px solid rgba(216, 227, 77, .35); padding: 6px 12px; border-radius: 999px; }

/* ----------------------------- Responsivo ----------------------------- */
@media (max-width: 940px) {
  .grid--3, .grid--4 { grid-template-columns: repeat(2, 1fr); }
  .footer__grid { grid-template-columns: 1fr 1fr; gap: 30px; }
  .mosaic { grid-template-columns: repeat(2, 1fr); grid-auto-rows: 170px; }
}
@media (max-width: 720px) {
  .section { padding: 64px 0; }
  .nav__links {
    position: fixed; inset: var(--nav-h) 0 auto 0; flex-direction: column; align-items: stretch; gap: 0;
    background: var(--ink-2); border-bottom: 1px solid var(--line); padding: 8px 22px 18px;
    transform: translateY(-12px); opacity: 0; pointer-events: none; transition: .25s var(--ease);
  }
  .nav.is-open .nav__links { transform: none; opacity: 1; pointer-events: auto; }
  .nav__links a { padding: 14px 0; border-bottom: 1px solid var(--line-soft); font-size: 16px; }
  .nav__links a.is-active::after { display: none; }
  .nav__toggle { display: flex; }
  .nav__cta .btn--nav-hide { display: none; }
  .grid--3, .grid--2, .grid--4 { grid-template-columns: 1fr; }
  .hero__stats { gap: 24px; }
  .hero__stats .stat .n { font-size: 30px; }
  .cta-band { padding: 40px 22px; }
}
@media (max-width: 460px) {
  .footer__grid { grid-template-columns: 1fr; }
  .mosaic { grid-template-columns: 1fr 1fr; grid-auto-rows: 130px; }
}

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