/* ==========================================================================
   R3S Treinamentos & Segurança do Trabalho — one-page institucional
   Identidade: Manual de Marca R3S 2025 (paleta, Alliance No.1, patterns)
   ========================================================================== */

@font-face { font-family: "Alliance"; src: url("../fonts/alliance-no1-300.woff2") format("woff2"); font-weight: 300; font-style: normal; font-display: swap; }
@font-face { font-family: "Alliance"; src: url("../fonts/alliance-no1-400.woff2") format("woff2"); font-weight: 400; font-style: normal; font-display: swap; }
@font-face { font-family: "Alliance"; src: url("../fonts/alliance-no1-500.woff2") format("woff2"); font-weight: 500; font-style: normal; font-display: swap; }
@font-face { font-family: "Alliance"; src: url("../fonts/alliance-no1-600.woff2") format("woff2"); font-weight: 600; font-style: normal; font-display: swap; }
@font-face { font-family: "Alliance"; src: url("../fonts/alliance-no1-700.woff2") format("woff2"); font-weight: 700; font-style: normal; font-display: swap; }

:root {
  /* Paleta oficial (Manual de Marca, pág. 26) */
  --branco: #ffffff;
  --off-white: #f7f7f7;
  --cinza-claro: #bdbdbd;
  --cinza: #525252;
  --chumbo: #292929;
  --verde-escuro: #4f785f;
  --verde-claro: #daffb4;

  /* Papéis no site */
  --escuro: var(--chumbo);
  --escuro-2: #1b1b1b;                 /* aprofundamento do chumbo (rodapé, banner) */
  --cor-principal: var(--verde-escuro);
  --cor-principal-escura: #3f6250;     /* ~20% mais escura, hover */
  --cor-apoio: var(--verde-claro);
  --claro: var(--branco);
  --lavado: var(--off-white);
  --linha: #dedede;
  --tinta: var(--chumbo);
  --tinta-suave: var(--cinza);

  --raio-s: 12px;
  --raio: 22px;
  --raio-l: 34px;
  --wrap: 1320px;
  --hdr: 72px;
  --ease: cubic-bezier(.2, .7, .2, 1);
}

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

html {
  overflow-x: clip;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--hdr) + 8px);
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  overflow-x: clip;
  background: var(--claro);
  color: var(--tinta);
  font-family: "Alliance", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  font-weight: 400;
  font-size: 17px;
  line-height: 1.6;
  text-rendering: optimizeLegibility;
}

img, svg { display: block; max-width: 100%; }
img { height: auto; }
a { color: inherit; }
ul, ol { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, h4, p, figure, dl, dd { margin: 0; }

h1, h2, h3 {
  font-weight: 500;
  letter-spacing: -0.025em;
  line-height: 1.1;
  text-wrap: balance;
}

:focus-visible { outline: 3px solid var(--verde-escuro); outline-offset: 3px; border-radius: 6px; }
.on-dark :focus-visible { outline-color: var(--verde-claro); }

.skip {
  position: fixed; left: 12px; top: -80px; z-index: 200;
  background: var(--chumbo); color: #fff; padding: 12px 18px; border-radius: 999px;
  text-decoration: none; font-weight: 500;
}
.skip:focus { top: 12px; }

.wrap { width: 100%; max-width: calc(var(--wrap) + 48px); margin-inline: auto; padding-inline: 24px; }

.i {
  width: 1.4em; height: 1.4em; flex: none;
  fill: none; stroke: currentColor; stroke-width: 1.5; stroke-linecap: round; stroke-linejoin: round;
}

mark.pendente { background: #fff2b3; color: #5c4700; padding: 0 .3em; border-radius: 6px; font-weight: 500; }

/* ---------- Patterns da marca (decorativos) ---------- */
.pat { position: absolute; pointer-events: none; background-repeat: no-repeat; background-size: contain; z-index: 0; }
.pat--chev-verde { background-image: url("../img/brand/pattern-02-verde.svg"); }
.pat--chev-cinza { background-image: url("../img/brand/pattern-02-cinza.svg"); }
.pat--corner-verde { background-image: url("../img/brand/pattern-04-verde.svg"); }
.pat--corner-cinza { background-image: url("../img/brand/pattern-04-cinza.svg"); }
.pat--cross-cinza { background-image: url("../img/brand/pattern-03-cinza.svg"); }
.pat--cross-verde { background-image: url("../img/brand/pattern-03-verde.svg"); }
.pat--flow-cinza { background-image: url("../img/brand/pattern-01-cinza.svg"); }
.pat--flow-verde { background-image: url("../img/brand/pattern-01-verde.svg"); }
.pat--drift { animation: drift 9s ease-in-out infinite alternate; }
@keyframes drift { from { transform: translate3d(0, 0, 0); } to { transform: translate3d(-34px, 12px, 0); } }
.pat--drift-r { animation-name: driftr; }
@keyframes driftr { from { transform: translate3d(0, 0, 0); } to { transform: translate3d(30px, -14px, 0); } }
.has-pat { position: relative; isolation: isolate; overflow: clip; }
.has-pat > .wrap, .has-pat > *:not(.pat):not(.dr) { position: relative; z-index: 1; }

/* ---------- Botões e links ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .6em;
  padding: .9em 1.6em; min-height: 50px;
  background: var(--verde-claro); color: var(--chumbo);
  border: 1.5px solid var(--chumbo); border-radius: 999px;
  font: inherit; font-weight: 500; letter-spacing: .005em; line-height: 1.1;
  text-decoration: none; cursor: pointer;
  transition: background-color .25s, color .25s, border-color .25s, transform .25s var(--ease), box-shadow .25s;
}
.btn .i { width: 1.25em; height: 1.25em; }
.btn:hover { background: var(--chumbo); color: var(--verde-claro); transform: translateY(-2px); box-shadow: 0 12px 22px -12px rgba(41, 41, 41, .55); }
.btn:active { transform: translateY(0); }
.btn--sm { padding: .55em 1.15em; min-height: 42px; font-size: .94rem; }
.btn--ghost { background: transparent; color: inherit; border-color: currentColor; }
.btn--ghost:hover { background: rgba(255, 255, 255, .14); color: inherit; border-color: currentColor; box-shadow: none; }
.on-dark .btn:not(.btn--ghost) { border-color: var(--verde-claro); }
.on-dark .btn:not(.btn--ghost):hover { background: #fff; border-color: #fff; color: var(--chumbo); box-shadow: 0 12px 24px -12px rgba(0, 0, 0, .7); }

.link {
  text-decoration: none; font-weight: 500;
  background: linear-gradient(currentColor, currentColor) 0 100% / 100% 1.5px no-repeat;
  padding-bottom: 2px; transition: background-size .3s var(--ease), color .2s;
}
.link:hover { background-size: 0 1.5px; background-position: 100% 100%; color: var(--verde-escuro); }

/* ---------- Header ---------- */
.hdr {
  position: fixed; inset: 0 0 auto 0; z-index: 100; height: var(--hdr);
  background: rgba(255, 255, 255, .97);
  border-bottom: 1px solid transparent;
  transition: box-shadow .25s, border-color .25s;
}
.hdr.is-scrolled { box-shadow: 0 6px 24px -14px rgba(41, 41, 41, .45); border-color: var(--linha); }
.hdr__in { height: 100%; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.hdr__logo img { width: 168px; height: auto; }
.nav { display: flex; align-items: center; gap: 28px; }
.nav ul { display: flex; gap: 26px; }
.nav ul a {
  position: relative; display: inline-block; padding: 6px 0;
  font-weight: 400; font-size: .97rem; text-decoration: none; color: var(--chumbo);
}
.nav ul a::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 2px; background: var(--verde-escuro); border-radius: 2px;
  transform: scaleX(0); transform-origin: left; transition: transform .3s var(--ease);
}
.nav ul a:hover::after, .nav ul a[aria-current]::after { transform: scaleX(1); }
.nav ul a[aria-current] { color: var(--verde-escuro); font-weight: 500; }
.menu-btn { display: none; }

/* ---------- Estrutura das seções ---------- */
.sec { padding-block: clamp(72px, 9vw, 128px); }
.sec--lav { background: var(--off-white); }
section[id] { scroll-margin-top: calc(var(--hdr) - 1px); }

.label {
  display: flex; align-items: center; gap: 12px;
  font-size: 13px; font-weight: 600; letter-spacing: .14em; text-transform: uppercase; color: var(--verde-escuro);
  margin-bottom: 18px;
}
.label::before { content: ""; width: 28px; height: 2px; background: currentColor; border-radius: 2px; }
.on-dark .label { color: var(--verde-claro); }

.sec__head { max-width: 860px; margin-bottom: clamp(36px, 5vw, 64px); }
.sec__head h2 { font-size: clamp(2rem, 4.2vw, 3.3rem); }
.lead { margin-top: 22px; font-size: 1.125rem; color: var(--tinta-suave); max-width: 660px; }

/* ---------- Capa (hero) — painel arredondado com canto chanfrado ---------- */
.hero { --c: clamp(96px, 15vw, 230px); --pad: clamp(12px, 2vw, 28px); position: relative; background: #fff; padding: calc(var(--hdr) + 14px) var(--pad) var(--pad); }
.hero__panel {
  position: relative; isolation: isolate; overflow: hidden; color: #fff;
  min-height: calc(100vh - var(--hdr) - 14px - var(--pad)); min-height: calc(100svh - var(--hdr) - 14px - var(--pad));
  border-radius: var(--raio-l);
  background:
    radial-gradient(60% 90% at 22% 60%, rgba(79, 120, 95, .32), transparent 72%),
    linear-gradient(135deg, #1a1d1c 0%, #292929 58%, #1b1b1b 100%);
  display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); align-items: stretch;
  /* canto inferior esquerdo chanfrado, com vértices arredondados */
  clip-path: polygon(0 0, 100% 0, 100% 100%,
    calc(var(--c) + 16.57px) calc(100% + 0.00px),
    calc(var(--c) + 8.59px) calc(100% - 0.73px),
    calc(var(--c) + 1.21px) calc(100% - 2.93px),
    calc(var(--c) - 5.55px) calc(100% - 6.59px),
    calc(var(--c) - 11.72px) calc(100% - 11.72px),
    11.72px calc(100% - var(--c) + 11.72px),
    6.59px calc(100% - var(--c) + 5.55px),
    2.93px calc(100% - var(--c) - 1.21px),
    0.73px calc(100% - var(--c) - 8.59px),
    0 calc(100% - var(--c) - 16.57px));
}
.hero__fig { position: absolute; inset: 0; z-index: 0; }
.hero__fig img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: 0% 30%; }
.hero__fig::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(26, 29, 28, 0) 34%, rgba(26, 29, 28, .55) 58%, rgba(26, 29, 28, .82) 100%); }
.hero__txt { grid-column: 2; position: relative; z-index: 2; align-self: center; padding: clamp(28px, 4vw, 56px) clamp(24px, 4vw, 64px) clamp(28px, 4vw, 56px) clamp(8px, 2vw, 32px); }
.tag { display: inline-flex; align-items: center; gap: 8px; padding: 6px 14px 6px 10px; border: 1px solid rgba(218, 255, 180, .55); border-radius: 999px; font-size: 12px; font-weight: 500; letter-spacing: .12em; text-transform: uppercase; color: var(--verde-claro); margin-bottom: clamp(14px, 3vh, 26px); }
.tag .i { width: 1.35em; height: 1.35em; }
.hero h1 { font-weight: 500; text-transform: uppercase; letter-spacing: -.02em; font-size: clamp(1.8rem, min(3.15vw, 5.8vh), 3.1rem); line-height: 1.08; color: var(--verde-claro); max-width: none; }
.hero__sub { margin-top: clamp(16px, 3vh, 26px); max-width: 560px; font-size: clamp(1rem, 1.3vh + .5rem, 1.18rem); font-weight: 300; color: rgba(255, 255, 255, .88); }
.hero__cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: clamp(22px, 4.5vh, 38px); }
.hero__bg { position: absolute; inset: 0; z-index: 1; overflow: hidden; pointer-events: none; }
.hero__bg .pat { z-index: 0; }
.hero__bg .pat--chev-verde { top: -10%; right: -3%; width: min(38vw, 520px); aspect-ratio: 1; opacity: .14; -webkit-mask-image: radial-gradient(closest-side, #000 40%, transparent 100%); mask-image: radial-gradient(closest-side, #000 40%, transparent 100%); }

/* ---------- Títulos linha a linha ---------- */
.js [data-lines] .line { display: block; overflow: hidden; padding-bottom: .14em; margin-bottom: -.14em; }
.js [data-lines] .line__in { display: inline-block; transform: translateY(108%); transition: transform .85s var(--ease) calc(var(--l, 0) * 90ms); }
.js [data-lines].is-in .line__in { transform: none; }

/* ---------- Revelação por clip-path (wipe) ---------- */
.js [data-reveal] {
  clip-path: inset(0 0 100% 0);
  transition: clip-path .9s var(--ease) calc(var(--d, 0) * 80ms), transform .25s var(--ease), box-shadow .25s, background-color .2s, border-color .2s;
}
.js [data-reveal].is-in { clip-path: inset(-48px -48px -48px -48px); }
.js .pat[data-reveal] { transition: clip-path 1.6s var(--ease) calc(var(--d, 0) * 80ms); }

/* ---------- Serviços (em destaque) ---------- */
.sec--serv { padding-block: clamp(80px, 10vw, 144px); }
.sec--serv .sec__head { max-width: 980px; }
.sec--serv .label { gap: 16px; margin-bottom: 26px; font-size: clamp(1.15rem, 2vw, 1.6rem); font-weight: 600; letter-spacing: .18em; }
.sec--serv .label::before { width: 56px; height: 4px; }
.sec--serv .sec__head h2 { font-size: clamp(1.75rem, 3.2vw, 2.6rem); line-height: 1.1; }
.sec--serv .lead { font-size: 1.05rem; max-width: 720px; color: var(--tinta); }


.acc__main > p + p { margin-top: 14px; }
.acc__main h4 { font-size: 13px; font-weight: 600; letter-spacing: .14em; text-transform: uppercase; color: var(--verde-escuro); margin: 26px 0 12px; }
.acc__main p strong { font-weight: 600; color: var(--chumbo); }
.acc__lists { display: grid; grid-template-columns: 1fr 1fr; gap: 0 32px; }
.acc__for { align-self: start; background: var(--off-white); border: 1px solid var(--linha); border-left: 4px solid var(--verde-claro); padding: 20px 22px; border-radius: 16px; }
.acc__for h4 { font-size: 13px; font-weight: 600; letter-spacing: .14em; text-transform: uppercase; color: var(--verde-escuro); margin-bottom: 8px; }
.acc__for p { font-size: .98rem; color: var(--tinta-suave); }
.acc__cta { margin: 22px clamp(18px, 3vw, 32px) 32px calc(clamp(18px, 3vw, 32px) + 68px + 22px); }

.serv__more { position: relative; isolation: isolate; overflow: hidden; display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: wrap; margin-top: 32px; padding: 30px 36px; background: var(--chumbo) url("../img/degrade-01.jpg") 0 100% / 160% auto no-repeat; color: #fff; border-radius: var(--raio); }
.serv__more::before { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(90deg, rgba(41, 41, 41, .55), rgba(41, 41, 41, .92)); }
.serv__more p { max-width: 640px; font-size: 1.15rem; }
.serv__more .btn { background: var(--verde-claro); border-color: var(--verde-claro); color: var(--chumbo); }
.serv__more .btn:hover { background: #fff; border-color: #fff; color: var(--chumbo); }

.lista li { position: relative; padding-left: 22px; margin-bottom: 8px; }
.lista li::before { content: ""; position: absolute; left: 2px; top: .62em; width: 8px; height: 8px; border-radius: 50%; background: var(--verde-escuro); }
.lista--2 { display: grid; grid-template-columns: 1fr 1fr; gap: 0 32px; }
.lista b { font-weight: 600; }

/* ---------- Cartões: problemas ---------- */
.cards { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 22px; }
.card { position: relative; background: var(--off-white); border: 1px solid var(--linha); border-radius: var(--raio); padding: 62px 28px 30px; }
.card::before { content: "“"; position: absolute; left: 26px; top: 14px; font-size: 5rem; line-height: 1; font-weight: 700; color: var(--verde-escuro); }
.card:hover { transform: translateY(-4px); border-color: var(--verde-escuro); box-shadow: 0 18px 30px -20px rgba(41, 41, 41, .5); background: #fff; }
.card__q { font-weight: 500; letter-spacing: -.015em; font-size: 1.28rem; line-height: 1.22; color: var(--chumbo); margin-bottom: 14px; }
.card p:last-child { color: var(--tinta-suave); font-size: .99rem; }

/* ---------- Como trabalhamos (cards) ---------- */
.metodo { background: var(--chumbo); color: #fff; padding-block: clamp(72px, 9vw, 128px); }
.metodo .pat--chev-verde { right: -40px; top: -30px; width: min(50vw, 600px); aspect-ratio: 1; opacity: .12; -webkit-mask-image: radial-gradient(closest-side, #000 35%, transparent 100%); mask-image: radial-gradient(closest-side, #000 35%, transparent 100%); }
.metodo__head { text-align: center; margin-bottom: clamp(40px, 6vw, 72px); }
.metodo__head h2 { display: inline-block; font-size: clamp(2.2rem, 4.6vw, 3.6rem); padding-bottom: 12px; border-bottom: 4px solid var(--verde-claro); border-radius: 0; }
.metodo__sub { margin: 22px auto 0; max-width: 620px; font-size: 1.15rem; color: rgba(255, 255, 255, .82); font-weight: 300; }
.passos { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: clamp(18px, 2.4vw, 32px); }
.passo__vis {
  position: relative; display: flex; align-items: flex-end; justify-content: space-between; min-height: 210px; padding: 22px 22px 18px;
  background: var(--chumbo) url("../img/degrade-01.jpg") var(--gx, 0%) var(--gy, 0%) / 320% auto no-repeat;
  border-radius: var(--raio); overflow: hidden; color: var(--chumbo);
}
.passo:nth-child(1) { --gx: 0%; --gy: 6%; }
.passo:nth-child(2) { --gx: 50%; --gy: 14%; }
.passo:nth-child(3) { --gx: 100%; --gy: 20%; }
.passo:nth-child(4) { --gx: 22%; --gy: 0%; }
.passo__num { font-weight: 700; font-size: clamp(4.2rem, 6.4vw, 6rem); line-height: .9; letter-spacing: -.04em; color: var(--chumbo); }
.passo__vis .i { position: absolute; top: 20px; right: 20px; width: 34px; height: 34px; color: var(--chumbo); stroke-width: 1.4; }
.passo h3 { margin: 22px 0 10px; font-size: clamp(1.35rem, 2vw, 1.7rem); }
.passo p { color: rgba(255, 255, 255, .84); font-size: 1rem; font-weight: 300; }
.passo { transition: transform .25s var(--ease); }
.passo:hover { transform: translateY(-4px); }
.metodo__quote { margin: clamp(40px, 5vw, 64px) auto 0; padding-top: 28px; border-top: 1px solid rgba(255, 255, 255, .22); text-align: center; font-weight: 500; letter-spacing: -.02em; line-height: 1.2; font-size: clamp(1.3rem, 2.6vw, 2rem); max-width: 860px; }

/* ---------- Diferenciais: quebra-cabeça ---------- */
.dif { --R: 18px; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 4px; }
.pz { position: relative; --pc: var(--verde-escuro); --pt: #fff; --pi: var(--verde-claro); }
.pz--b { --pc: #ececec; --pt: var(--chumbo); --pi: var(--verde-escuro); }
.pz--c { --pc: var(--chumbo); }
.pz:hover { --pc: #5a866b; }
.pz--b:hover { --pc: #e0e0e0; }
.pz--c:hover { --pc: #363636; }
.pz__b { position: relative; z-index: 1; height: 100%; min-height: 240px; padding: 34px 36px 32px; background: var(--pc); color: var(--pt); }
.pz__b .i { width: 38px; height: 38px; color: var(--pi); stroke-width: 1.4; margin-bottom: 18px; transition: transform .35s var(--ease); }
.pz:hover .pz__b .i { transform: scale(1.12) rotate(-6deg); }
.pz__b h3 { font-size: 1.4rem; margin-bottom: 8px; }
.pz__b p { font-size: .98rem; opacity: .92; font-weight: 300; }
.pz--b .pz__b p { color: var(--tinta-suave); opacity: 1; font-weight: 400; }

/* montagem: cada peça chega de uma direção e encaixa */
.js .dif .pz { opacity: 0; transform: translate(var(--fx, 0), var(--fy, 0)) rotate(var(--fr, 0deg)) scale(var(--fs, 1)); }
.js .dif.is-in .pz {
  opacity: 1; transform: none;
  transition: transform 1s cubic-bezier(.22, 1.25, .36, 1) calc(var(--d, 0) * 110ms), opacity .5s calc(var(--d, 0) * 110ms);
}
.dif .pz:nth-child(1) { --fx: -140px; --fy: -100px; --fr: -10deg; --d: 2; }
.dif .pz:nth-child(2) { --fx: 0px;    --fy: -160px; --fr: 6deg;   --d: 1; }
.dif .pz:nth-child(3) { --fx: 140px;  --fy: -100px; --fr: 10deg;  --d: 2; }
.dif .pz:nth-child(4) { --fx: -180px; --fy: 0px;    --fr: -6deg;  --d: 1; }
.dif .pz:nth-child(5) { --fx: 0px;    --fy: 0px;    --fr: 0deg;   --fs: .4; --d: 0; }
.dif .pz:nth-child(6) { --fx: 180px;  --fy: 0px;    --fr: 6deg;   --d: 1; }
.dif .pz:nth-child(7) { --fx: -140px; --fy: 120px;  --fr: 8deg;   --d: 2; }
.dif .pz:nth-child(8) { --fx: 0px;    --fy: 170px;  --fr: -6deg;  --d: 1; }
.dif .pz:nth-child(9) { --fx: 140px;  --fy: 120px;  --fr: -10deg; --d: 2; }
/* cantos externos do conjunto arredondados */
.pz:nth-child(1) .pz__b { border-top-left-radius: 28px; }
.pz:nth-child(3) .pz__b { border-top-right-radius: 28px; }
.pz:nth-child(7) .pz__b { border-bottom-left-radius: 28px; }
.pz:nth-child(9) .pz__b { border-bottom-right-radius: 28px; }

@media (min-width: 961px) {
  .dif { gap: 0; }
  /* pinos (saliências) */
  .pz {
    --nada: linear-gradient(transparent, transparent);
    --k1: var(--nada); --k2: var(--nada); --k3: var(--nada); --k4: var(--nada);
    --tudo: linear-gradient(#000, #000);
    --m1: var(--tudo); --m2: var(--tudo); --m3: var(--tudo); --m4: var(--tudo);
  }
  .pz::before { content: ""; position: absolute; inset: calc(var(--R) * -1.6); z-index: 0; pointer-events: none; background: var(--k1), var(--k2), var(--k3), var(--k4); }
  .pz-kr { --k1: radial-gradient(circle var(--R) at calc(100% - var(--R) * 1.05) 50%, var(--pc) calc(var(--R) - .5px), transparent var(--R)); }
  .pz-kl { --k2: radial-gradient(circle var(--R) at calc(var(--R) * 1.05) 50%, var(--pc) calc(var(--R) - .5px), transparent var(--R)); }
  .pz-kt { --k3: radial-gradient(circle var(--R) at 50% calc(var(--R) * 1.05), var(--pc) calc(var(--R) - .5px), transparent var(--R)); }
  .pz-kb { --k4: radial-gradient(circle var(--R) at 50% calc(100% - var(--R) * 1.05), var(--pc) calc(var(--R) - .5px), transparent var(--R)); }
  /* encaixes (reentrâncias) */
  .pz__b { -webkit-mask-image: var(--m1), var(--m2), var(--m3), var(--m4); mask-image: var(--m1), var(--m2), var(--m3), var(--m4); -webkit-mask-composite: source-in; mask-composite: intersect; }
  .pz-hl { --m1: radial-gradient(circle var(--R) at calc(var(--R) * .55) 50%, transparent calc(var(--R) - .5px), #000 var(--R)); }
  .pz-hr { --m2: radial-gradient(circle var(--R) at calc(100% - var(--R) * .55) 50%, transparent calc(var(--R) - .5px), #000 var(--R)); }
  .pz-ht { --m3: radial-gradient(circle var(--R) at 50% calc(var(--R) * .55), transparent calc(var(--R) - .5px), #000 var(--R)); }
  .pz-hb { --m4: radial-gradient(circle var(--R) at 50% calc(100% - var(--R) * .55), transparent calc(var(--R) - .5px), #000 var(--R)); }
}
@media (max-width: 960px) {
  .dif { gap: 6px; }
  .pz__b { min-height: 0; padding: 26px 26px 28px; border-radius: 22px; }
  .pz:nth-child(n) .pz__b { border-radius: 22px; }
}

/* ---------- FAIXA COM IMAGEM FIXA (parallax) ---------- */
.faixa {
  position: relative; isolation: isolate; overflow: hidden; display: grid; place-items: center;
  min-height: clamp(360px, 64vh, 640px); color: #fff; text-align: center;
}
.faixa__bg {
  position: absolute; inset: 0; z-index: -3;
  background-image: url("../img/faixa-treinamento.jpg");
  background-image: image-set(url("../img/faixa-treinamento.webp") type("image/webp"), url("../img/faixa-treinamento.jpg") type("image/jpeg"));
  background-size: cover; background-position: center;
}
.faixa::after {
  content: ""; position: absolute; inset: 0; z-index: -2;
  background: linear-gradient(180deg, rgba(41, 41, 41, .62), rgba(41, 41, 41, .82));
}
.faixa .pat--chev-verde { z-index: -1; left: 50%; top: 50%; margin: calc(min(70vw, 760px) / -2) 0 0 calc(min(70vw, 760px) / -2); width: min(70vw, 760px); aspect-ratio: 1; opacity: .13; }
@media (hover: hover) and (pointer: fine) { .faixa__bg { background-attachment: fixed; } }
.parallax-js .faixa__bg { inset: -20% 0; will-change: transform; }
.faixa__txt p {
  margin: 0 auto; max-width: 980px; font-weight: 500; line-height: 1.12; letter-spacing: -.03em;
  font-size: clamp(1.8rem, 4.4vw, 3.6rem); text-wrap: balance; text-transform: uppercase;
}
.faixa__txt em { font-style: normal; color: var(--verde-claro); }
.faixa__txt small {
  display: block; margin-top: 22px; font-size: .8rem; font-weight: 600; letter-spacing: .2em;
  text-transform: uppercase; color: rgba(255, 255, 255, .8);
}

/* ---------- Sobre ---------- */
.sobre { display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr); gap: clamp(32px, 5vw, 72px); align-items: start; }
.sobre__txt p + p { margin-top: 18px; }
.sobre__txt p:first-child { font-size: 1.2rem; color: var(--chumbo); font-weight: 500; }
.assina { display: flex; flex-direction: column; margin-top: 30px !important; padding-top: 22px; border-top: 1px solid var(--linha); }
.assina strong { font-weight: 500; font-size: 1.3rem; letter-spacing: -.015em; }
.assina span { color: var(--tinta-suave); font-size: .96rem; }
.cred { background: #fff; border: 1px solid var(--linha); border-radius: var(--raio); padding: 30px 30px 32px; }
.cred__n { display: flex; align-items: baseline; gap: 12px; color: var(--tinta-suave); margin-bottom: 22px; padding-bottom: 20px; border-bottom: 1px solid var(--linha); line-height: 1.25; }
.cred__n span { font-weight: 600; font-size: 3.4rem; letter-spacing: -.03em; color: var(--verde-escuro); line-height: 1; }
.cred h3 { font-size: 13px; font-weight: 600; letter-spacing: .14em; text-transform: uppercase; color: var(--verde-escuro); margin: 0 0 12px; }
.cred .lista { margin-bottom: 20px; }
.cred__reg { display: flex; align-items: center; gap: 10px; padding: 12px 16px; background: var(--verde-claro); border-radius: 999px; margin-bottom: 24px; font-weight: 500; }
.cred__reg .i { color: var(--verde-escuro); }
.cred > p:last-child { color: var(--tinta-suave); }
.mvv { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 32px; margin-top: clamp(48px, 6vw, 80px); }
.mvv > div { border-top: 2px solid var(--chumbo); padding-top: 20px; }
.mvv h3 { font-size: 1.5rem; margin-bottom: 10px; }
.mvv p { color: var(--tinta-suave); }
.valores { display: flex; flex-wrap: wrap; gap: 8px; }
.valores li { padding: 6px 14px; background: #fff; border: 1px solid var(--linha); border-radius: 999px; font-size: .95rem; font-weight: 500; }

/* ---------- Parceiros ---------- */
.parc { display: grid; grid-template-columns: repeat(7, minmax(0, 1fr)); gap: 12px; }
.parc li { border: 1px solid var(--linha); border-radius: 16px; overflow: hidden; background: #fff; }
.parc img { width: 100%; height: auto; aspect-ratio: 2 / 1; object-fit: cover; filter: grayscale(1) contrast(1.05); opacity: .85; transition: filter .3s, opacity .3s; }
.parc li:hover img { filter: none; opacity: 1; }
.parc li:hover { transform: translateY(-3px); box-shadow: 0 14px 24px -18px rgba(41, 41, 41, .6); }

/* ---------- Contato ---------- */
.contato { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr); gap: clamp(28px, 5vw, 64px); align-items: stretch; }
.ctt { margin-bottom: 30px; }
.ctt li { display: flex; align-items: flex-start; gap: 16px; padding: 16px 0; border-bottom: 1px solid var(--linha); }
.ctt .i { width: 28px; height: 28px; color: var(--verde-escuro); margin-top: 3px; stroke-width: 1.4; }
.ctt span { display: block; font-size: 13px; font-weight: 600; letter-spacing: .14em; text-transform: uppercase; color: var(--tinta-suave); margin-bottom: 2px; }
.ctt a { word-break: break-word; }
.mapa { position: relative; min-height: 340px; background: #fff; border: 1px solid var(--linha); border-radius: var(--raio); overflow: hidden; }
.mapa iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.mapa__ph { position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 14px; padding: 24px; text-align: center; }
.mapa__ph[hidden] { display: none; }
.mapa__ph .i { width: 40px; height: 40px; color: var(--verde-escuro); stroke-width: 1.3; }
.mapa__ph p { max-width: 360px; color: var(--tinta-suave); }

/* ---------- Rodapé ---------- */
.ftr { background: var(--escuro-2); color: rgba(255, 255, 255, .86); padding: clamp(56px, 7vw, 88px) 0 32px; font-size: .97rem; }
.ftr .pat--chev-verde { right: -80px; top: -60px; width: min(46vw, 560px); aspect-ratio: 1; opacity: .1; -webkit-mask-image: radial-gradient(closest-side, #000 35%, transparent 100%); mask-image: radial-gradient(closest-side, #000 35%, transparent 100%); }
.ftr__grid { display: grid; grid-template-columns: 1.4fr 1fr 1.2fr; gap: 40px; padding-bottom: 40px; border-bottom: 1px solid rgba(255, 255, 255, .18); }
.ftr__grid img { width: 200px; height: auto; }
.ftr__phrase { margin-top: 20px; max-width: 340px; font-weight: 500; font-size: 1.3rem; line-height: 1.2; color: #fff; letter-spacing: -.015em; }
.ftr h2 { font-size: 13px; font-weight: 600; letter-spacing: .14em; text-transform: uppercase; color: var(--verde-claro); margin-bottom: 16px; line-height: 1.4; }
.ftr li { margin-bottom: 8px; }
.ftr a { text-decoration: none; background: linear-gradient(currentColor, currentColor) 0 100% / 0 1px no-repeat; transition: background-size .3s var(--ease); }
.ftr a:hover { background-size: 100% 1px; }
.ftr__lgpd { margin-top: 28px; font-size: .88rem; color: rgba(255, 255, 255, .66); max-width: 900px; }
.ftr__copy { margin-top: 16px; font-size: .88rem; color: rgba(255, 255, 255, .66); }
.ftr__credit { margin-top: 6px; font-size: .88rem; color: rgba(255, 255, 255, .66); }
.ftr__credit strong { color: rgba(255, 255, 255, .92); font-weight: 500; }

/* ---------- WhatsApp flutuante e banner ---------- */
.wa-float {
  position: fixed; right: 20px; bottom: 20px; z-index: 90;
  display: inline-flex; align-items: center; gap: 10px; padding: 14px 20px 14px 16px; min-height: 54px;
  background: var(--verde-escuro); color: #fff; text-decoration: none; font-weight: 500;
  border-radius: 999px; box-shadow: 0 12px 24px -10px rgba(0, 0, 0, .5);
  transition: transform .2s var(--ease), background-color .2s, bottom .3s var(--ease);
}
.wa-float:hover { background: var(--cor-principal-escura); transform: translateY(-3px); }
.wa-float .i { width: 26px; height: 26px; }
.has-banner .wa-float { bottom: var(--banner-h, 120px); }

.cookie {
  position: fixed; inset: auto 0 0 0; z-index: 95;
  display: flex; align-items: center; justify-content: space-between; gap: 20px; flex-wrap: wrap;
  padding: 16px max(24px, calc((100vw - var(--wrap)) / 2)); background: var(--escuro-2); color: #fff; font-size: .94rem;
  border-top: 1px solid rgba(255, 255, 255, .2);
}
.cookie[hidden] { display: none; }
.cookie p { flex: 1 1 420px; max-width: 760px; }
.cookie__btns { display: flex; gap: 12px; }
.cookie__btns .btn { min-width: 120px; }

/* ==========================================================================
   Linguagem chanfrada, abas, patterns desenhados, posicionamento e costura
   (ideias da sugestão do marketing, combinadas com o logo R3S de cantos cortados)
   ========================================================================== */
:root { --cb: 14px; }

/* recorte chanfrado: canto superior esquerdo e inferior direito */
.btn, .tag, .card, .cred, .cred__reg, .panel, .tab, .tab__ico, .acc__for, .mapa, .parc li, .valores li,
.serv__more, .passo__vis, .wa-float, .menu-btn, .skip {
  border-radius: 0;
  clip-path: polygon(var(--cb) 0, 100% 0, 100% calc(100% - var(--cb)), calc(100% - var(--cb)) 100%, 0 100%, 0 var(--cb));
}
/* contorno fino + diagonais nos cantos cortados (o clip-path removeria a borda) */
.card, .cred, .panel, .tab, .acc__for, .mapa, .parc li, .valores li, .btn {
  --cl: var(--linha);
  --cutimg: linear-gradient(to top left, transparent calc(50% - 1px), var(--cl) calc(50% - 1px), var(--cl) calc(50% + 1px), transparent calc(50% + 1px)),
            linear-gradient(to top left, transparent calc(50% - 1px), var(--cl) calc(50% - 1px), var(--cl) calc(50% + 1px), transparent calc(50% + 1px));
  background-image: var(--cutimg);
  background-size: var(--cb) var(--cb); background-position: 0 0, 100% 100%; background-repeat: no-repeat;
  border: 0;
  box-shadow: inset 0 0 0 1px var(--cl);
}
.tag { --cb: 8px; border: 0; box-shadow: inset 0 0 0 1px rgba(218, 255, 180, .55); }
.valores li { --cb: 7px; }
.parc li { --cb: 10px; }
.cred__reg { --cb: 10px; }
.card { --cb: 16px; }
.card:hover { --cl: var(--verde-escuro); background-color: #fff; background-image: var(--cutimg); background-size: var(--cb) var(--cb); background-position: 0 0, 100% 100%; background-repeat: no-repeat; transform: none; box-shadow: inset 0 0 0 1px var(--cl); }
.cred, .panel, .mapa { --cb: 18px; }
.mapa { background-color: #fff; }
.acc__for { --cb: 12px; background-color: var(--off-white); box-shadow: inset 4px 0 0 var(--verde-claro), inset 0 0 0 1px var(--linha); }
.serv__more, .passo__vis { --cb: 20px; }
.wa-float { --cb: 14px; box-shadow: none; }
.menu-btn { --cb: 9px; }

/* botões */
.btn { --cb: 10px; --cl: var(--chumbo); box-shadow: inset 0 0 0 1.5px var(--cl); }
.btn:hover { background-color: var(--chumbo); color: var(--verde-claro); box-shadow: inset 0 0 0 1.5px var(--chumbo); }
.btn--ghost { --cl: currentColor; }
.btn--ghost:hover { background-color: rgba(255, 255, 255, .14); color: inherit; box-shadow: inset 0 0 0 1.5px currentColor; }
.on-dark .btn:not(.btn--ghost) { --cl: var(--verde-claro); }
.on-dark .btn:not(.btn--ghost):hover { background-color: #fff; color: var(--chumbo); --cl: #fff; }
.serv__more .btn { --cl: var(--verde-claro); }
.serv__more .btn:hover { background-color: #fff; color: var(--chumbo); --cl: #fff; }

/* rótulos com o "chevron" da marca */
.label::before { width: 22px; height: 10px; background: currentColor; border-radius: 0; clip-path: polygon(0 0, 60% 0, 100% 100%, 40% 100%); }
.sec--serv .label::before { width: 40px; height: 16px; }

/* ---------- Serviços em abas ---------- */
.tabs { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; margin-bottom: 12px; }
.tab { --cb: 14px; position: relative; display: grid; align-content: start; gap: 8px; padding: 22px 22px 20px; min-height: 178px; text-align: left; font: inherit; color: var(--chumbo); background-color: #fff; cursor: pointer; transition: background-color .25s, color .25s; }
.tab__ico { --cb: 9px; display: grid; place-items: center; width: 48px; height: 48px; margin-bottom: 6px; background: var(--verde-claro); color: var(--verde-escuro); }
.tab__ico .i { width: 26px; height: 26px; stroke-width: 1.4; }
.tab__n { font-size: 12px; font-weight: 600; letter-spacing: .14em; text-transform: uppercase; color: var(--verde-escuro); }
.tab__t { font-weight: 500; letter-spacing: -.015em; font-size: 1.15rem; line-height: 1.18; }
.tab__s { font-size: .88rem; line-height: 1.4; color: var(--tinta-suave); }
.tab:hover { --cl: var(--verde-escuro); }
.tab[aria-selected="true"] { --cl: var(--chumbo); background-color: var(--chumbo); color: #fff; }
.tab[aria-selected="true"] .tab__n { color: var(--verde-claro); }
.tab[aria-selected="true"] .tab__s { color: var(--cinza-claro); }
.tab[aria-selected="true"] .tab__ico { background: var(--verde-claro); color: var(--chumbo); }
.panel { background-color: #fff; padding: clamp(24px, 3.4vw, 44px); }
.panel[hidden] { display: none; }
.panel__grid { display: grid; grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr); gap: clamp(24px, 4vw, 56px); align-items: start; }
.panel h3 { font-size: clamp(1.4rem, 2.4vw, 1.9rem); margin-bottom: 16px; }
.panel .acc__cta { margin: 26px 0 0; }
.panel.is-in { animation: panelin .45s var(--ease); }
@keyframes panelin { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }
.serv__more { margin-top: 0; }

/* ---------- Patterns desenhados por traço ---------- */
.dr { position: absolute; pointer-events: none; fill: none; stroke: currentColor; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; z-index: 0; overflow: hidden; }
.dr--verde { color: var(--verde-claro); }
.dr--cinza { color: var(--cinza-claro); }
.js .dr { stroke-dasharray: 1; stroke-dashoffset: 1; }
.js .dr.is-in { animation: draw 2.8s cubic-bezier(.65, 0, .35, 1) forwards; }
@keyframes draw { to { stroke-dashoffset: 0; } }
.hero__bg .dr--corner { right: -4%; bottom: -8%; width: min(30vw, 420px); height: min(30vw, 420px); opacity: .5; }
.sec--serv .dr--cross { right: -120px; bottom: -80px; width: min(60vw, 720px); height: min(60vw, 720px); opacity: .7; }
.metodo .dr--flow { left: -300px; bottom: -340px; width: min(60vw, 700px); height: min(60vw, 700px); opacity: .3; }
.sec--sobre .dr--corner { right: -60px; top: -40px; width: min(52vw, 620px); height: min(52vw, 620px); opacity: .8; transform: scaleX(-1); }
.statement .dr--cross { right: -6%; top: -26%; width: min(70vw, 900px); height: min(70vw, 900px); opacity: .5; }

/* ---------- Posicionamento (frase oficial do manual) ---------- */
.statement { position: relative; isolation: isolate; overflow: clip; background: var(--chumbo); color: #fff; padding-block: clamp(88px, 12vw, 168px); }
.statement .wrap { position: relative; z-index: 1; }
.statement blockquote { margin: 0; }
.statement p { max-width: 15ch; font-weight: 300; font-size: clamp(2.3rem, 1.2rem + 4.6vw, 5rem); line-height: 1.04; letter-spacing: -.03em; text-wrap: balance; }
.statement footer { display: flex; align-items: center; gap: 12px; margin-top: 36px; color: var(--verde-claro); font-weight: 500; font-size: .9rem; letter-spacing: .12em; text-transform: uppercase; }
.statement footer .i { width: 1.6em; height: 1.6em; }

/* ---------- Divisor "costura": a linha dobra em 45° ---------- */
.seam { display: flex; align-items: stretch; height: 32px; margin: clamp(28px, 4vw, 48px) 0; color: var(--linha); }
.seam i { flex: 1; border-top: 1px solid currentColor; }
.seam i:last-child { flex: 2.2; border-top: 0; border-bottom: 1px solid currentColor; }
.seam svg { width: 32px; height: 32px; flex: none; }
.seam path { stroke: currentColor; fill: none; stroke-width: 1; }
.mvv { margin-top: 0; }

/* peças do quebra-cabeça: cantos externos chanfrados */
.pz:nth-child(n) .pz__b { border-radius: 0; }
.pz:nth-child(1) .pz__b { clip-path: polygon(28px 0, 100% 0, 100% 100%, 0 100%, 0 28px); }
.pz:nth-child(3) .pz__b { clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%); }
.pz:nth-child(9) .pz__b { clip-path: polygon(0 0, 100% 0, 100% calc(100% - 28px), calc(100% - 28px) 100%, 0 100%); }
.pz:nth-child(7) .pz__b, .pz:nth-child(3) .pz__b { clip-path: none; }
@media (max-width: 960px) { .pz:nth-child(n) .pz__b { clip-path: polygon(16px 0, 100% 0, 100% calc(100% - 16px), calc(100% - 16px) 100%, 0 100%, 0 16px); } }

/* ---------- Responsivo ---------- */
@media (max-width: 1100px) {
  .nav ul { gap: 18px; }
  .nav { gap: 18px; }
  .parc { grid-template-columns: repeat(5, minmax(0, 1fr)); }
}

@media (max-width: 960px) {
  .menu-btn { display: grid; place-items: center; width: 48px; height: 48px; margin-right: 0; background: var(--chumbo); border: 0; color: var(--verde-claro); cursor: pointer; }
  .menu-btn .i { width: 26px; height: 26px; }
  .menu-btn .i--close, .menu-btn[aria-expanded="true"] .i--open { display: none; }
  .menu-btn[aria-expanded="true"] .i--close { display: block; }
  .menu-btn[aria-expanded="true"] { background: var(--verde-claro); color: var(--chumbo); }
  body.lock { overflow: hidden; }
  .nav {
    position: fixed; inset: var(--hdr) 0 0 0; z-index: 99; flex-direction: column; align-items: stretch; justify-content: space-between; gap: 32px;
    background: var(--chumbo); color: var(--off-white); padding: 24px 24px calc(28px + env(safe-area-inset-bottom, 0px));
    max-height: none; overflow-y: auto; border: 0; box-shadow: none; transform: none;
    opacity: 0; visibility: hidden; transition: opacity .25s, visibility 0s .25s;
  }
  .nav.is-open { opacity: 1; visibility: visible; transition: opacity .25s; }
  .nav ul { flex-direction: column; gap: 0; }
  .nav ul a { display: block; padding: 16px 0; border-bottom: 1px solid var(--cinza); color: #fff; font-size: clamp(1.5rem, 5vw, 2rem); font-weight: 300; letter-spacing: -.01em; }
  .nav ul a::after { display: none; }
  .nav ul a[aria-current] { color: var(--verde-claro); font-weight: 300; }
  .nav__wa { align-self: stretch; }

  .hero__panel { grid-template-columns: 1fr; min-height: 0; }
  .hero__txt { order: 1; padding: 36px 24px 8px; }
  .hero__txt { grid-column: 1; }
  .hero__fig { position: relative; inset: auto; order: 2; height: min(96vw, 460px); }
  .hero__fig img { object-position: 8% 30%; }
  .hero__fig::after { background: linear-gradient(180deg, rgba(26, 29, 28, .9) 0, rgba(26, 29, 28, 0) 30%); }
  .hero__bg .pat--chev-verde { width: 80vw; }

  .cards { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .dif { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .sobre, .contato { grid-template-columns: 1fr; }
  .mvv { grid-template-columns: 1fr; gap: 28px; }
  .ftr__grid { grid-template-columns: 1fr 1fr; }
  .ftr__grid > div:first-child { grid-column: 1 / -1; }
  .passos { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .tabs { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .panel__grid { grid-template-columns: 1fr; }
}

@media (max-width: 720px) {
  body { font-size: 16.5px; }
  .wrap { padding-inline: 20px; }
  .acc__lists { grid-template-columns: 1fr; }
  .acc__cta { margin: 16px 16px 24px; width: calc(100% - 32px); }
  .serv__more { padding: 24px 22px; }
  .serv__more .btn { width: 100%; }
  .passos { grid-template-columns: 1fr; }
  .tab { min-height: 0; padding: 16px 16px 14px; }
  .tab__s { display: none; }
  .panel { padding: 22px 18px 24px; }
  .passo__vis { min-height: 150px; }
  .parc { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .cards, .dif { grid-template-columns: 1fr; }
  .lista--2 { grid-template-columns: 1fr; }
  .ftr__grid { grid-template-columns: 1fr; }
  .hero__cta .btn { flex: 1 1 100%; }
  .wa-float span { display: none; }
  .wa-float { padding: 13px; min-height: 0; border-radius: 50%; right: 16px; bottom: 16px; }
  .cookie { padding: 16px 20px; }
  .cookie__btns { width: 100%; }
  .cookie__btns .btn { flex: 1; }
  .cred { padding: 24px 22px 26px; }
}

/* ---------- Movimento reduzido ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; animation: none !important; }
  .js [data-reveal], .js [data-reveal].is-in { clip-path: none; }
  .js [data-lines] .line__in { transform: none; }
  .js .dif .pz { opacity: 1; transform: none; }
  .js .dr { stroke-dashoffset: 0; }
  .panel.is-in { animation: none; }
  .btn:hover, .card:hover, .dif li:hover, .parc li:hover, .wa-float:hover, .passo:hover { transform: none; }
  .faixa__bg { background-attachment: scroll !important; transform: none !important; }
}