/* =========================================================
   KAUTUS ENGENHARIA — DESIGN TOKENS
   Vermelho Kautus  #C00000  — convicção técnica / alta tensão
   Charcoal          #0D0F12 — precisão industrial
   Off-white         #EEF0ED — base clara, papel técnico
   Status: normal #2E8B57 · atenção #C88A17 · crítico #C00000
   Tipografia: Archivo (display/UI) · Source Serif 4 (leitura longa)
               IBM Plex Mono (métricas de engenharia)
   ========================================================= */

:root{
  --red: #c00000;
  --red-dim: #8c0000;
  --red-tint: #f6d9d9;
  --ink: #14161a;
  --charcoal: #0d0f12;
  --charcoal-2: #16191e;
  --paper: #eef0ed;
  --paper-2: #e3e6e0;
  --white: #ffffff;
  --line: #d8dbd5;
  --line-dark: #2a2e35;
  --ok: #2e7d4f;
  --warn: #b3791c;
  --crit: #c00000;
  --text-muted: #6b7178;
  --text-muted-dark: #9aa0a8;

  --font-display: "Archivo", system-ui, sans-serif;
  --font-body: "Source Serif 4", Georgia, serif;
  --font-mono: "IBM Plex Mono", ui-monospace, monospace;

  --container: 1160px;
  --radius: 3px;
  --shadow-soft: 0 1px 2px rgba(13,15,18,.06), 0 8px 24px rgba(13,15,18,.06);
}

*, *::before, *::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior: auto; }
  *{ animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
}

body{
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, .brand__word, .btn, .nav__link, .eyebrow, .metric__value, .sector-filter__btn{
  font-family: var(--font-display);
}

a{ color: inherit; text-decoration: none; }
img{ max-width: 100%; display: block; }
ul, ol{ margin: 0; padding: 0; list-style: none; }
button{ font: inherit; cursor: pointer; }
input, textarea, select{ font: inherit; }

:focus-visible{ outline: 2px solid var(--red); outline-offset: 3px; }

.eyebrow{
  font-size: .82rem;
  font-weight: 600;
  letter-spacing: .01em;
  color: var(--red);
  margin: 0 0 .9rem;
}
.eyebrow--dark{ color: var(--red); }

/* =========================== TOPBAR =========================== */
.topbar{
  position: sticky;
  top: 0;
  z-index: 60;
  background: var(--paper);
  border-bottom: 1px solid var(--line);
}
.topbar__inner{
  max-width: var(--container);
  margin: 0 auto;
  padding: 14px 24px;
  display: flex;
  align-items: center;
  gap: 28px;
}
.brand{ display: flex; align-items: center; gap: 10px; color: var(--ink); }
.brand__logo{ height: 34px; width: auto; display: block; }
.brand__word{ display: flex; flex-direction: column; line-height: 1; font-style: normal; }
.brand__word strong{ font-weight: 800; font-size: 1.05rem; letter-spacing: .01em; }
.brand__word em{ font-weight: 400; font-style: normal; font-size: .68rem; letter-spacing: .1em; color: var(--text-muted); text-transform: uppercase; }

.nav{ display: flex; gap: 26px; margin-left: 8px; flex: 1; }
.nav__link{ font-size: .93rem; font-weight: 500; color: var(--ink); position: relative; padding: 4px 0; }
.nav__link::after{
  content: ""; position: absolute; left: 0; right: 0; bottom: -2px; height: 2px;
  background: var(--red); transform: scaleX(0); transform-origin: left;
  transition: transform .2s ease;
}
.nav__link:hover::after, .nav__link.is-active::after{ transform: scaleX(1); }

.topbar__actions{ display: flex; align-items: center; gap: 14px; }
.icon-link{ color: var(--ink); opacity: .7; transition: opacity .15s ease, color .15s ease; }
.icon-link:hover{ opacity: 1; color: var(--red); }

.nav-toggle{ display: none; flex-direction: column; gap: 5px; background: none; border: 0; padding: 6px; }
.nav-toggle span{ width: 22px; height: 2px; background: var(--ink); display: block; }

/* =========================== BUTTONS =========================== */
.btn{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 24px;
  font-size: .92rem;
  font-weight: 600;
  border-radius: var(--radius);
  border: 1.5px solid transparent;
  white-space: nowrap;
  transition: background .15s ease, color .15s ease, border-color .15s ease, transform .1s ease;
}
.btn:active{ transform: translateY(1px); }
.btn--primary{ background: var(--red); color: var(--white); }
.btn--primary:hover{ background: var(--red-dim); }
.btn--ghost{ border-color: rgba(20,22,26,.25); color: var(--ink); }
.btn--ghost:hover{ border-color: var(--ink); }
.btn--outline{ border-color: var(--red); color: var(--red); background: transparent; }
.btn--outline:hover{ background: var(--red); color: var(--white); }
.btn--small{ padding: 9px 16px; font-size: .82rem; }
.btn--block{ width: 100%; }

/* =========================== HERO =========================== */
.hero{
  position: relative;
  background: var(--charcoal);
  color: var(--white);
  overflow: hidden;
  padding: 72px 24px 56px;
}
.hero__bg{ position: absolute; inset: 0; z-index: 0; }
.hero__grid{
  position: absolute; inset: 0;
  background-image:
    linear-gradient(to right, rgba(255,255,255,.045) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255,255,255,.045) 1px, transparent 1px);
  background-size: 46px 46px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 20%, black 40%, transparent 90%);
}
.hero__wave{
  position: absolute; left: 0; right: 0; bottom: 8%;
  width: 100%; height: 140px; color: var(--red); opacity: .55;
}
.hero__inner{ position: relative; z-index: 1; max-width: 780px; margin: 0 auto; text-align: center; }
.hero .eyebrow{ justify-content: center; display: block; text-align: center; margin-bottom: 14px; }
.hero__title{
  font-family: var(--font-display);
  font-size: clamp(1.7rem, 3.6vw, 3rem);
  font-weight: 800;
  line-height: 1.16;
  letter-spacing: -.01em;
  margin: 0 0 16px;
}
.hero__sub{
  font-family: var(--font-body);
  font-size: 1.05rem;
  color: rgba(255,255,255,.78);
  max-width: 620px;
  margin: 0 auto 28px;
  line-height: 1.55;
}
.hero__metrics{
  display: flex; align-items: center; justify-content: center; gap: 26px;
  flex-wrap: wrap;
  padding: 18px 10px;
  border-top: 1px solid rgba(255,255,255,.14);
  border-bottom: 1px solid rgba(255,255,255,.14);
  margin-bottom: 26px;
}
.metric{ display: flex; flex-direction: column; align-items: center; gap: 4px; min-width: 140px; }
.metric__value{ font-family: var(--font-mono); font-size: 1.2rem; font-weight: 600; color: var(--white); }
.metric__label{ font-size: .76rem; color: rgba(255,255,255,.6); max-width: 160px; }
.metric--text{ justify-content: center; }
.metric--text .metric__value{
  font-family: var(--font-display); font-weight: 700; letter-spacing: 0;
  font-size: .9rem; line-height: 1.32; max-width: 150px; text-align: center;
}
.metric__divider{ width: 1px; height: 30px; background: rgba(255,255,255,.16); }
@media (max-width: 640px){ .metric__divider{ display: none; } }

.hero__ctas{ display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.hero .btn--ghost{ border-color: rgba(255,255,255,.35); color: var(--white); }
.hero .btn--ghost:hover{ border-color: var(--white); }
.hero__fineprint{ font-size: .72rem; color: rgba(255,255,255,.4); margin: 10px 0 0; }

@media (max-height: 820px){
  .hero{ padding-top: 64px; padding-bottom: 40px; }
  .hero__title{ font-size: clamp(1.5rem, 3.2vw, 2.4rem); margin-bottom: 12px; }
  .hero__sub{ font-size: .96rem; margin-bottom: 20px; }
  .hero__metrics{ padding: 14px 10px; margin-bottom: 18px; }
  .hero__controls{ margin-top: 4px; }
}

/* =========================== HERO SLIDER =========================== */
.hero__slides{ position: relative; }
.hero__slide{
  animation: heroSlideIn .5s ease both;
}
.hero__slide[hidden]{ display: none; }
@keyframes heroSlideIn{
  from{ opacity: 0; transform: translateY(8px); }
  to{ opacity: 1; transform: translateY(0); }
}
@media (prefers-reduced-motion: reduce){
  .hero__slide{ animation: none; }
}

.hero__controls{
  display: flex; align-items: center; justify-content: center; gap: 18px;
  margin-top: 8px;
}
.hero__arrow{
  display: flex; align-items: center; justify-content: center;
  width: 34px; height: 34px; border-radius: 50%;
  border: 1.5px solid rgba(255,255,255,.25); background: transparent; color: var(--white);
  flex: none; transition: border-color .15s ease, background .15s ease;
}
.hero__arrow:hover{ border-color: var(--red); background: rgba(192,0,0,.12); }

.hero__dots{ display: flex; align-items: center; gap: 10px; }
.hero__dot{
  width: 9px; height: 9px; border-radius: 50%; padding: 0;
  border: 1.5px solid rgba(255,255,255,.4); background: transparent;
  transition: background .15s ease, border-color .15s ease, transform .15s ease;
}
.hero__dot:hover{ border-color: var(--white); }
.hero__dot.is-active{ background: var(--red); border-color: var(--red); transform: scale(1.15); }

/* =========================== SECTION SCAFFOLD =========================== */
.section{ padding: 96px 24px; }
.section--light{ background: var(--paper); }
.section--dark{ background: var(--charcoal); color: var(--white); }
.section--charcoal{ background: var(--charcoal-2); color: var(--white); }
.section--seam{ border-top: 1px solid rgba(255,255,255,.08); }
.section__inner{ max-width: var(--container); margin: 0 auto; }
.section__title{
  font-size: clamp(1.6rem, 3vw, 2.3rem);
  font-weight: 800;
  line-height: 1.22;
  letter-spacing: -.01em;
  max-width: 780px;
  margin: 0 0 18px;
}
.section__title--light{ color: var(--white); }
.section__lede{ font-size: 1.08rem; color: var(--text-muted); max-width: 640px; margin: 0 0 48px; line-height: 1.65; }
.section__lede--light{ color: rgba(255,255,255,.68); }

/* =========================== RISK CARDS =========================== */
.risk-grid{ display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.risk-card{
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 30px 26px;
}
.risk-card__icon{ width: 30px; height: 30px; color: var(--red); margin-bottom: 18px; }
.risk-card h3{ font-size: 1.08rem; font-weight: 700; margin: 0 0 10px; }
.risk-card p{ font-size: .95rem; color: var(--text-muted); margin: 0; line-height: 1.6; }

/* =========================== QUEM SOMOS =========================== */
.about-copy{ max-width: 760px; margin-bottom: 8px; }
.about-copy p{
  font-size: 1.02rem; color: var(--ink); line-height: 1.75; margin: 0 0 20px;
}
.mvv-heading{
  font-family: var(--font-display); font-size: 1.25rem; font-weight: 800;
  margin: 52px 0 22px; letter-spacing: -.005em;
}
.mvv-grid{ display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-bottom: 20px; }
.mvv-card{ background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); padding: 28px; }
.mvv-card h4{ font-size: 1.02rem; font-weight: 700; color: var(--red); margin: 0 0 12px; }
.mvv-card p{ font-size: .92rem; color: var(--text-muted); line-height: 1.65; margin: 0; }

.values-grid{ display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.value-card{
  background: var(--white); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 24px; display: flex; gap: 16px; align-items: flex-start;
}
.value-card__num{ font-family: var(--font-mono); color: var(--red); font-weight: 600; font-size: 1.1rem; flex: none; line-height: 1.4; }
.value-card h5{ font-size: .95rem; font-weight: 700; margin: 0 0 6px; }
.value-card p{ font-size: .86rem; color: var(--text-muted); margin: 0; line-height: 1.6; }

@media (max-width: 860px){
  .mvv-grid, .values-grid{ grid-template-columns: 1fr; }
}

/* =========================== MATRIX =========================== */
.sector-filter{ display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 18px; }
.sector-filter__btn{
  padding: 9px 18px; border-radius: 20px; border: 1.5px solid var(--line);
  background: var(--white); color: var(--ink); font-size: .85rem; font-weight: 600;
  transition: all .15s ease;
}
.sector-filter__btn:hover{ border-color: var(--red); }
.sector-filter__btn.is-active{ background: var(--ink); border-color: var(--ink); color: var(--white); }
.sector-note{ font-size: .88rem; color: var(--text-muted); margin: 0 0 28px; font-style: italic; font-family: var(--font-body); }

.matrix-wrap{ overflow-x: auto; border: 1px solid var(--line); border-radius: 3px; }
.matrix-refs{ font-size: .8rem; color: var(--text-muted); margin: 16px 0 0; line-height: 1.6; max-width: 900px; }
.matrix{ width: 100%; border-collapse: collapse; min-width: 640px; background: var(--white); }
.matrix thead th{
  text-align: left; font-family: var(--font-display); font-size: .78rem; font-weight: 700;
  letter-spacing: .01em; padding: 16px 20px; background: var(--ink); color: var(--white);
}
.matrix thead th:last-child{ background: var(--red); }
.matrix tbody th{ text-align: left; font-weight: 600; font-size: .92rem; padding: 14px 20px; border-top: 1px solid var(--line); font-family: var(--font-display); }
.matrix tbody td{ padding: 14px 20px; border-top: 1px solid var(--line); font-size: .9rem; }
.matrix td.is-bad{ color: var(--crit); }
.matrix td.is-good{ color: var(--ok); font-weight: 600; }
.matrix td.is-neutral{ color: var(--text-muted); }
.matrix__sector-row{ background: var(--red-tint); }
.matrix__sector-row th{ color: var(--red-dim); }

/* =========================== SCOPE / PROCESS =========================== */
.scope-grid{ display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-bottom: 72px; }
.scope-grid--cols-2{ grid-template-columns: repeat(2, 1fr); }
.scope-card{
  background: rgba(255,255,255,.03); border: 1px solid var(--line-dark);
  border-radius: 3px; padding: 26px;
}
.scope-card__tag{
  display: inline-block; font-family: var(--font-mono); font-size: .7rem; letter-spacing: .04em;
  color: var(--red); border: 1px solid rgba(192,0,0,.4); border-radius: 20px; padding: 3px 10px; margin-bottom: 14px;
}
.scope-card h3{ font-size: 1.02rem; font-weight: 700; margin: 0 0 8px; color: var(--white); }
.scope-card p{ font-size: .88rem; color: rgba(255,255,255,.6); margin: 0; line-height: 1.6; }

.process__label{ font-size: .84rem; color: rgba(255,255,255,.5); margin: 0 0 26px; font-family: var(--font-mono); }
.process__list{ display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; position: relative; }
.process__list--cols-5{ grid-template-columns: repeat(5, 1fr); }
.process__step{ padding: 0 22px 0 0; position: relative; }
.process__step:not(:last-child)::after{
  content: ""; position: absolute; top: 14px; right: -2px; width: 100%; height: 1px;
  background: rgba(255,255,255,.15);
}
.process__num{ display: block; font-family: var(--font-mono); color: var(--red); font-size: 1.1rem; font-weight: 600; margin-bottom: 14px; }
.process__step h4{ font-size: .98rem; font-weight: 700; color: var(--white); margin: 0 0 8px; }
.process__step p{ font-size: .86rem; color: rgba(255,255,255,.58); line-height: 1.6; margin: 0; }

@media (max-width: 1100px){
  .process__list--cols-5{ grid-template-columns: repeat(3, 1fr); row-gap: 32px; }
}
@media (max-width: 860px){
  .process__list{ grid-template-columns: 1fr; gap: 28px; }
  .process__step::after{ display: none; }
}

/* =========================== COST / RESULTS =========================== */
.cost-grid{ display: grid; grid-template-columns: .95fr 1.3fr; gap: 24px; }
.cost-panel{ background: var(--charcoal); color: var(--white); border-radius: 4px; padding: 36px; }
.cost-panel__tag{ font-family: var(--font-display); font-size: .78rem; font-weight: 700; letter-spacing: .02em; color: var(--red); margin: 0 0 10px; }
.cost-panel__big{ font-family: var(--font-mono); font-size: 3.6rem; font-weight: 600; margin: 0; line-height: 1; }
.cost-panel__mid{ font-family: var(--font-mono); font-size: 2rem; font-weight: 600; color: rgba(255,255,255,.7); margin: 22px 0 8px; }
.cost-panel__desc{ font-size: .9rem; color: rgba(255,255,255,.65); line-height: 1.6; margin: 10px 0 0; }
.cost-panel hr{ border: none; border-top: 1px solid rgba(255,255,255,.15); margin: 22px 0 0; }
.cost-panel__source{ font-size: .74rem; color: rgba(255,255,255,.35); margin-top: 18px; }

.benefit-grid{ display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.benefit-card{ background: var(--white); border: 1px solid var(--line); border-radius: 3px; padding: 24px; }
.benefit-card h3{ font-size: .98rem; font-weight: 700; margin: 0 0 8px; }
.benefit-card p{ font-size: .87rem; color: var(--text-muted); margin: 0; line-height: 1.6; }

@media (max-width: 860px){
  .cost-grid{ grid-template-columns: 1fr; }
  .benefit-grid{ grid-template-columns: 1fr; }
}

/* =========================== FAQ =========================== */
.faq-list{ display: flex; flex-direction: column; gap: 12px; max-width: 820px; }
.faq-item{
  background: var(--white); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 4px 24px;
}
.faq-item summary{
  padding: 18px 0; font-family: var(--font-display); font-weight: 700; font-size: .98rem;
  cursor: pointer; list-style: none; position: relative; padding-right: 28px;
}
.faq-item summary::-webkit-details-marker{ display: none; }
.faq-item summary::after{
  content: "+"; position: absolute; right: 0; top: 16px; font-size: 1.3rem; color: var(--red);
  font-weight: 400; line-height: 1;
}
.faq-item[open] summary::after{ content: "–"; }
.faq-item p{ margin: 0 0 20px; font-size: .92rem; color: var(--text-muted); line-height: 1.65; }

/* =========================== CONTACT / FORM =========================== */
.contact-grid{ display: grid; grid-template-columns: 1.6fr 1fr; gap: 32px; align-items: start; }
.lead-form{ background: var(--white); border: 1px solid var(--line); border-radius: 4px; padding: 36px; }
.lead-form__row{ display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.field{ margin-bottom: 18px; }
.field label{ display: block; font-size: .82rem; font-weight: 600; margin-bottom: 7px; }
.field input, .field select, .field textarea{
  width: 100%; padding: 12px 14px; border: 1.5px solid var(--line); border-radius: 3px;
  background: var(--paper); font-family: var(--font-body); font-size: .95rem; color: var(--ink);
  transition: border-color .15s ease, background .15s ease;
}
.field input:focus, .field select:focus, .field textarea:focus{ border-color: var(--red); background: var(--white); outline: none; }
.field textarea{ resize: vertical; }
.field.has-error input, .field.has-error select, .field.has-error textarea{ border-color: var(--crit); }
.field__error{ display: block; font-size: .78rem; color: var(--crit); margin-top: 6px; min-height: 1em; font-family: var(--font-display); }

.btn--block{ margin-top: 6px; position: relative; }
.btn__spinner{
  display: none; width: 16px; height: 16px; border-radius: 50%;
  border: 2px solid rgba(255,255,255,.4); border-top-color: var(--white);
  animation: spin .7s linear infinite;
}
.is-loading .btn__text{ opacity: .6; }
.is-loading .btn__spinner{ display: inline-block; }
@keyframes spin{ to{ transform: rotate(360deg); } }

.lead-form__status{ font-size: .88rem; margin: 14px 0 0; min-height: 1.2em; font-family: var(--font-display); font-weight: 600; }
.lead-form__status.is-success{ color: var(--ok); }
.lead-form__status.is-error{ color: var(--crit); }
.lead-form__privacy{ font-size: .76rem; color: var(--text-muted); margin: 16px 0 0; line-height: 1.5; font-family: var(--font-body); }

.contact-side{ display: flex; flex-direction: column; gap: 16px; }
.contact-side__card{ background: var(--white); border: 1px solid var(--line); border-radius: 3px; padding: 22px 24px; }
.contact-side__card h3{ font-size: .95rem; font-weight: 700; margin: 0 0 8px; }
.contact-side__card p{ font-size: .86rem; color: var(--text-muted); margin: 0 0 14px; line-height: 1.55; }
.contact-side__link{ font-size: .9rem; color: var(--red); font-weight: 600; border-bottom: 1px solid transparent; }
.contact-side__link:hover{ border-color: var(--red); }
.contact-side__socials{ display: flex; gap: 14px; }
.contact-side__socials a{ font-size: .88rem; font-weight: 600; color: var(--red); }

@media (max-width: 860px){
  .contact-grid{ grid-template-columns: 1fr; }
  .lead-form__row{ grid-template-columns: 1fr; }
}

/* =========================== FOOTER =========================== */
.footer{ background: var(--charcoal); color: rgba(255,255,255,.7); padding: 64px 24px 0; }
.footer__inner{
  max-width: var(--container); margin: 0 auto; display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 40px; padding-bottom: 48px;
}
.footer__brand p{ font-size: .86rem; color: rgba(255,255,255,.5); margin-top: 14px; max-width: 260px; line-height: 1.6; }
.footer__col h4{ font-size: .8rem; color: rgba(255,255,255,.4); margin: 0 0 16px; font-weight: 600; }
.footer__col{ display: flex; flex-direction: column; gap: 10px; }
.footer__col a{ font-size: .88rem; color: rgba(255,255,255,.72); }
.footer__col a:hover{ color: var(--white); }
.footer__bottom{
  border-top: 1px solid rgba(255,255,255,.1); padding: 22px 0; text-align: center;
}
.footer__bottom p{ font-size: .8rem; color: rgba(255,255,255,.4); margin: 0; }

@media (max-width: 780px){
  .footer__inner{ grid-template-columns: 1fr 1fr; }
}

/* =========================== FLOATING WHATSAPP =========================== */
.float-whatsapp{
  position: fixed; right: 22px; bottom: 22px; z-index: 70;
  width: 56px; height: 56px; border-radius: 50%;
  background: #25D366; color: var(--white);
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 6px 20px rgba(0,0,0,.25);
  transition: transform .15s ease;
}
.float-whatsapp:hover{ transform: scale(1.06); }

/* =========================== RESPONSIVE — NAV / GRIDS =========================== */
@media (max-width: 900px){
  .nav{ display: none; }
  .nav-toggle{ display: flex; }
  .topbar__actions .btn--small{ display: none; }
  .risk-grid{ grid-template-columns: 1fr; }
  .scope-grid{ grid-template-columns: 1fr 1fr; }
}
@media (max-width: 600px){
  .section{ padding: 64px 20px; }
  .hero{ padding: 88px 20px 64px; }
  .scope-grid{ grid-template-columns: 1fr; }
  .topbar__inner{ padding: 12px 18px; }
}

/* Mobile nav drawer */
.nav.is-open{
  display: flex; position: absolute; top: 100%; left: 0; right: 0;
  flex-direction: column; background: var(--paper); padding: 20px 24px;
  border-bottom: 1px solid var(--line); gap: 4px;
}
.nav.is-open .nav__link{ padding: 12px 0; border-bottom: 1px solid var(--line); }