/* ============================================
   OTSUBO REGULATORY AFFAIRS — v2
   Corporativo premium · navy + gold · editorial
   ============================================ */

:root {
  --navy-950: #0B1526;
  --navy-900: #101D38;
  --navy-800: #1B2A4A;
  --navy-700: #2A3D63;
  --navy-100: #E4E8F0;
  --gold: #C4A265;
  --gold-soft: #D4BC8C;
  --gold-deep: #A98A4E;
  --paper: #F7F5F0;
  --paper-deep: #EFECE4;
  --white: #FFFFFF;
  --ink: #16213A;
  --ink-soft: #4A5670;
  --ink-mute: #8A93A8;
  --line: #DDD8CC;
  --line-dark: rgba(255, 255, 255, 0.14);

  --serif: 'Cormorant Garamond', Georgia, 'Times New Roman', serif;
  --sans: 'Archivo', 'Helvetica Neue', Arial, sans-serif;

  --max-w: 1240px;
  --gutter: clamp(1.25rem, 4vw, 3rem);
  --header-h: 84px;

  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 8px);
}

body {
  font-family: var(--sans);
  font-size: 1rem;
  line-height: 1.7;
  color: var(--ink-soft);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { font: inherit; background: none; border: none; cursor: pointer; color: inherit; }

::selection { background: var(--gold); color: var(--navy-950); }

.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding-inline: var(--gutter);
}

/* --- Skip link --- */
.skip-link {
  position: absolute;
  top: -100%;
  left: 1rem;
  z-index: 10000;
  background: var(--navy-900);
  color: var(--white);
  padding: 0.5rem 1rem;
  font-size: 0.8125rem;
}
.skip-link:focus { top: 1rem; }

/* ============ LOGO LOCKUP ============ */
.lockup {
  display: inline-flex;
  align-items: center;
  gap: 0.875rem;
}
.lockup__mark { flex: none; }
.lockup__mark svg { display: block; }
.lockup__rule {
  width: 1px;
  height: 34px;
  background: var(--gold);
  opacity: 0.85;
}
.lockup__text { display: flex; flex-direction: column; line-height: 1.15; }
.lockup__name {
  font-family: var(--serif);
  font-weight: 500;
  font-size: 1.375rem;
  letter-spacing: 0.32em;
  color: var(--white);
  transform: translateX(0.02em);
}
.lockup__sub {
  font-size: 0.5625rem;
  letter-spacing: 0.34em;
  text-transform: uppercase;
  color: var(--gold);
  margin-top: 0.2rem;
}

/* ============ HEADER ============ */
.header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 1000;
  height: var(--header-h);
  display: flex;
  align-items: center;
  background: transparent;
  border-bottom: 1px solid transparent;
  transition: background 0.4s var(--ease), border-color 0.4s var(--ease), height 0.4s var(--ease);
}
.header--scrolled {
  height: 68px;
  background: rgba(11, 21, 38, 0.92);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
  border-bottom-color: var(--line-dark);
}
.header__inner {
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  padding-inline: var(--gutter);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}
.header__nav { display: flex; align-items: center; gap: 2.5rem; }
.header__menu { display: flex; align-items: center; gap: 2rem; }
.header__menu a {
  font-size: 0.8125rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.72);
  padding: 0.375rem 0;
  position: relative;
  transition: color 0.25s;
}
.header__menu a::after {
  content: "";
  position: absolute;
  left: 0; right: 100%; bottom: 0;
  height: 1px;
  background: var(--gold);
  transition: right 0.35s var(--ease);
}
.header__menu a:hover,
.header__menu a.is-active { color: var(--white); }
.header__menu a:hover::after,
.header__menu a.is-active::after { right: 0; }

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.625rem;
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 1rem 1.75rem;
  border: 1px solid transparent;
  transition: all 0.3s var(--ease);
  white-space: nowrap;
}
.btn__arrow { transition: transform 0.3s var(--ease); }
.btn:hover .btn__arrow { transform: translateX(4px); }

.btn--gold {
  background: var(--gold);
  color: var(--navy-950);
  border-color: var(--gold);
}
.btn--gold:hover { background: var(--gold-soft); border-color: var(--gold-soft); }

.btn--ghost-light {
  border-color: rgba(255, 255, 255, 0.35);
  color: var(--white);
}
.btn--ghost-light:hover { border-color: var(--gold); color: var(--gold-soft); }

.btn--navy {
  background: var(--navy-800);
  color: var(--white);
  border-color: var(--navy-800);
}
.btn--navy:hover { background: var(--navy-950); border-color: var(--navy-950); }

.btn--sm { padding: 0.625rem 1.25rem; font-size: 0.75rem; }
.btn--block { width: 100%; }

/* --- Mobile toggle --- */
.header__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
}
.header__toggle span {
  width: 22px; height: 1.5px;
  background: var(--white);
  transition: all 0.3s var(--ease);
}
.header__toggle.is-active span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.header__toggle.is-active span:nth-child(2) { opacity: 0; }
.header__toggle.is-active span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: 900;
  background: var(--navy-950);
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 0.25rem;
  padding: var(--gutter);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.35s var(--ease), visibility 0.35s;
}
.mobile-menu.is-open { opacity: 1; visibility: visible; }
.mobile-menu a {
  font-family: var(--serif);
  font-size: 2rem;
  font-weight: 500;
  color: var(--white);
  padding: 0.625rem 0;
  border-bottom: 1px solid var(--line-dark);
}
.mobile-menu a:last-child { border-bottom: none; margin-top: 1.5rem; }

/* ============ HERO ============ */
.hero {
  position: relative;
  background: var(--navy-950);
  color: var(--white);
  padding-top: calc(var(--header-h) + clamp(3rem, 9vh, 6rem));
  overflow: hidden;
}
.hero::before {
  /* faint vertical hairlines */
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(255,255,255,0.04) 1px, transparent 1px);
  background-size: 25% 100%;
  pointer-events: none;
}
.hero__inner {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  align-items: center;
  gap: 3rem;
  padding-bottom: clamp(4rem, 10vh, 7rem);
}
.hero__eyebrow {
  display: flex;
  align-items: center;
  gap: 1rem;
  font-size: 0.75rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 2rem;
}
.hero__eyebrow::before {
  content: "";
  width: 48px;
  height: 1px;
  background: var(--gold);
}
.hero__title {
  font-family: var(--serif);
  font-weight: 500;
  font-size: clamp(2.625rem, 5.4vw, 4.5rem);
  line-height: 1.08;
  letter-spacing: -0.01em;
  color: var(--white);
  text-wrap: balance;
  max-width: 14em;
}
.hero__title em {
  font-style: italic;
  color: var(--gold-soft);
}
.hero__subtitle {
  margin-top: 1.75rem;
  font-size: 1.0625rem;
  font-weight: 300;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.68);
  max-width: 34em;
}
.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 2.75rem;
}

/* Hero orbit graphic */
.hero__visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 380px;
}
.hero__orbit { width: min(480px, 88%); height: auto; }
.hero__orbit .orbit-spin {
  transform-origin: 240px 240px;
  animation: orbit-rotate 80s linear infinite;
}
@keyframes orbit-rotate {
  to { transform: rotate(360deg); }
}
@media (prefers-reduced-motion: reduce) {
  .hero__orbit .orbit-spin { animation: none; }
}

/* Hero scope strip */
.hero__scope {
  position: relative;
  border-top: 1px solid var(--line-dark);
}
.hero__scope-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}
.hero__scope-item {
  padding: 1.75rem 1.5rem 1.75rem 0;
  border-left: 1px solid var(--line-dark);
  padding-left: 1.5rem;
}
.hero__scope-item:first-child { border-left: none; padding-left: 0; }
.hero__scope-item strong {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--white);
}
.hero__scope-item span {
  display: block;
  margin-top: 0.25rem;
  font-size: 0.8125rem;
  font-weight: 300;
  color: rgba(255, 255, 255, 0.55);
}

/* ============ SECTION PRIMITIVES ============ */
.section { padding-block: clamp(4.5rem, 11vh, 8rem); }
.section--paper { background: var(--paper); }
.section--paper-deep { background: var(--paper-deep); }
.section--navy { background: var(--navy-950); color: rgba(255,255,255,0.7); }

.kicker {
  display: flex;
  align-items: baseline;
  gap: 1rem;
  font-size: 0.75rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--gold-deep);
  margin-bottom: 1.5rem;
}
.kicker::after {
  content: "";
  flex: none;
  width: 40px;
  height: 1px;
  background: var(--gold);
  align-self: center;
}
.section--navy .kicker { color: var(--gold); }

.headline {
  font-family: var(--serif);
  font-weight: 500;
  font-size: clamp(2rem, 3.6vw, 3rem);
  line-height: 1.12;
  letter-spacing: -0.005em;
  color: var(--ink);
  text-wrap: balance;
}
.section--navy .headline { color: var(--white); }
.headline em { font-style: italic; color: var(--gold-deep); }
.section--navy .headline em { color: var(--gold-soft); }

.lede {
  font-size: 1.0625rem;
  font-weight: 300;
  line-height: 1.8;
  max-width: 38em;
}

/* ============ QUEM SOMOS ============ */
.about__statement {
  font-family: var(--serif);
  font-weight: 500;
  font-size: clamp(1.75rem, 3.2vw, 2.625rem);
  line-height: 1.25;
  color: var(--ink);
  max-width: 22em;
  text-wrap: balance;
}
.about__statement em { font-style: italic; color: var(--gold-deep); }

.about__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: clamp(2rem, 5vw, 5rem);
  margin-top: 3rem;
  padding-top: 3rem;
  border-top: 1px solid var(--line);
}
.about__text p + p { margin-top: 1.25rem; }
.about__text .about__sign {
  margin-top: 2rem;
  display: flex;
  align-items: center;
  gap: 0.875rem;
  font-size: 0.75rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ink-mute);
}
.about__sign::before {
  content: "";
  width: 32px; height: 1px;
  background: var(--gold);
}

.about__pillars { display: flex; flex-direction: column; }
.about__pillar {
  display: grid;
  grid-template-columns: 3.5rem 1fr;
  gap: 1rem;
  padding: 1.375rem 0;
  border-bottom: 1px solid var(--line);
}
.about__pillar:first-child { padding-top: 0.25rem; }
.about__pillar-num {
  font-family: var(--serif);
  font-style: italic;
  font-size: 1.125rem;
  color: var(--gold-deep);
  line-height: 1.5;
}
.about__pillar h3 {
  font-family: var(--serif);
  font-weight: 600;
  font-size: 1.3125rem;
  color: var(--ink);
  line-height: 1.3;
}
.about__pillar p { margin-top: 0.375rem; font-size: 0.9375rem; font-weight: 300; }

/* MVV band */
.mvv {
  margin-top: clamp(3rem, 7vh, 5rem);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--line);
}
.mvv__block {
  padding: 2rem 2rem 0 0;
  border-left: 1px solid var(--line);
  padding-left: 2rem;
}
.mvv__block:first-child { border-left: none; padding-left: 0; }
.mvv__block h3 {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: var(--gold-deep);
  margin-bottom: 0.875rem;
}
.mvv__block p { font-size: 0.9375rem; font-weight: 300; }
.mvv__values { display: flex; flex-wrap: wrap; gap: 0.375rem 1.25rem; }
.mvv__values span {
  font-size: 0.9375rem;
  font-weight: 300;
  color: var(--ink-soft);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}
.mvv__values span::before {
  content: "—";
  color: var(--gold);
  font-weight: 400;
}

/* ============ ÁREAS DE ATUAÇÃO (accordion rows) ============ */
.areas { margin-top: clamp(2.5rem, 6vh, 4rem); border-top: 1px solid var(--line); }
.area {
  border-bottom: 1px solid var(--line);
  transition: background 0.3s var(--ease);
}
.area__head {
  width: 100%;
  display: grid;
  grid-template-columns: 4.5rem 1fr auto 3rem;
  align-items: center;
  gap: 1.25rem;
  padding: 1.75rem 0;
  text-align: left;
}
.area__num {
  font-family: var(--serif);
  font-style: italic;
  font-size: 1.25rem;
  color: var(--gold-deep);
}
.area__title {
  font-family: var(--serif);
  font-weight: 500;
  font-size: clamp(1.5rem, 2.6vw, 2.125rem);
  color: var(--ink);
  line-height: 1.2;
  transition: color 0.3s;
}
.area__head:hover .area__title { color: var(--gold-deep); }
.area__tag {
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-mute);
}
.area__toggle {
  position: relative;
  width: 2.5rem; height: 2.5rem;
  border: 1px solid var(--line);
  border-radius: 50%;
  justify-self: end;
  transition: border-color 0.3s, background 0.3s;
}
.area__toggle::before,
.area__toggle::after {
  content: "";
  position: absolute;
  top: 50%; left: 50%;
  background: var(--ink);
  transition: transform 0.35s var(--ease), background 0.3s;
}
.area__toggle::before { width: 12px; height: 1px; transform: translate(-50%, -50%); }
.area__toggle::after { width: 1px; height: 12px; transform: translate(-50%, -50%); }
.area.is-open .area__toggle { background: var(--navy-900); border-color: var(--navy-900); }
.area.is-open .area__toggle::before { background: var(--white); }
.area.is-open .area__toggle::after { transform: translate(-50%, -50%) rotate(90deg); background: var(--white); }

.area__body {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.5s var(--ease);
}
.area.is-open .area__body { grid-template-rows: 1fr; }
.area__body-inner { overflow: hidden; }
.area__content {
  display: grid;
  grid-template-columns: 4.5rem minmax(0, 1.1fr) minmax(0, 1fr);
  gap: 1.25rem 1.25rem;
  padding-bottom: 2.25rem;
}
.area__content::before { content: ""; }
.area__desc {
  font-size: 1rem;
  font-weight: 300;
  line-height: 1.8;
  max-width: 30em;
}
.area__list { display: flex; flex-direction: column; gap: 0.625rem; }
.area__list li {
  display: flex;
  gap: 0.875rem;
  font-size: 0.9375rem;
  color: var(--ink-soft);
  padding-bottom: 0.625rem;
  border-bottom: 1px solid var(--paper-deep);
}
.area__list li::before {
  content: "";
  flex: none;
  width: 14px;
  height: 1px;
  background: var(--gold);
  margin-top: 0.8em;
}

/* ============ SERVIÇOS ============ */
.services {
  margin-top: clamp(2.5rem, 6vh, 4rem);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}
.service {
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 2rem 1.75rem 2.25rem;
  display: flex;
  flex-direction: column;
  background: transparent;
  transition: background 0.35s var(--ease);
}
.service:hover { background: var(--white); }
.service__num {
  font-family: var(--serif);
  font-style: italic;
  font-size: 1rem;
  color: var(--gold-deep);
  margin-bottom: 2.5rem;
}
.service h3 {
  font-family: var(--serif);
  font-weight: 600;
  font-size: 1.375rem;
  line-height: 1.25;
  color: var(--ink);
  margin-bottom: 0.75rem;
  min-height: 2.5em;
}
.service p { font-size: 0.9375rem; font-weight: 300; }
.service ul { margin-top: 1.125rem; display: flex; flex-direction: column; gap: 0.45rem; }
.service li {
  font-size: 0.875rem;
  color: var(--ink-soft);
  display: flex;
  gap: 0.625rem;
}
.service li::before {
  content: "";
  flex: none;
  width: 12px; height: 1px;
  background: var(--gold);
  margin-top: 0.75em;
}

/* ============ DIFERENCIAIS ============ */
.diff__grid {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: clamp(2.5rem, 6vw, 6rem);
  align-items: start;
}

.diff__list {
  display: grid;
  grid-template-columns: 1fr;
  border-top: 1px solid var(--line);
}
.diff__item {
  display: grid;
  grid-template-columns: 3.5rem 1fr;
  gap: 1rem;
  align-items: baseline;
  padding: 1.375rem 0;
  border-bottom: 1px solid var(--line);
}
.diff__item-num {
  font-family: var(--serif);
  font-style: italic;
  font-size: 1.0625rem;
  color: var(--gold-deep);
}
.diff__item p {
  font-size: 1.0625rem;
  color: var(--ink);
  font-weight: 400;
}

/* ============ MÉTODO (navy band) ============ */
.method__intro {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 2rem;
  align-items: end;
  margin-bottom: clamp(3rem, 7vh, 5rem);
}
.method__intro .lede { color: rgba(255,255,255,0.6); justify-self: end; }

.method__steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--line-dark);
}
.method__step {
  position: relative;
  padding: 2.25rem 1.75rem 0.5rem 0;
  border-left: 1px solid var(--line-dark);
  padding-left: 1.75rem;
}
.method__step:first-child { border-left: none; padding-left: 0; }
.method__step::before {
  content: "";
  position: absolute;
  top: -3px; left: 0;
  width: 5px; height: 5px;
  background: var(--gold);
  border-radius: 50%;
  transform: translateX(-2.5px);
}
.method__step:first-child::before { transform: none; }
.method__num {
  font-family: var(--serif);
  font-style: italic;
  font-size: 2.75rem;
  font-weight: 500;
  color: var(--gold);
  line-height: 1;
}
.method__step h3 {
  font-family: var(--serif);
  font-weight: 600;
  font-size: 1.375rem;
  color: var(--white);
  margin: 1.25rem 0 0.5rem;
  line-height: 1.25;
}
.method__step p { font-size: 0.9375rem; font-weight: 300; color: rgba(255,255,255,0.58); }

/* ============ FAQ ============ */
.faq__grid {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  gap: clamp(2.5rem, 6vw, 6rem);
  align-items: start;
}

.faq__list { border-top: 1px solid var(--line); }
.faq__item { border-bottom: 1px solid var(--line); }
.faq__question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  text-align: left;
  padding: 1.5rem 0;
  font-family: var(--serif);
  font-weight: 600;
  font-size: 1.25rem;
  line-height: 1.35;
  color: var(--ink);
  transition: color 0.3s;
}
.faq__question:hover { color: var(--gold-deep); }
.faq__icon {
  position: relative;
  flex: none;
  width: 2rem; height: 2rem;
}
.faq__icon::before,
.faq__icon::after {
  content: "";
  position: absolute;
  top: 50%; left: 50%;
  background: var(--gold-deep);
  transition: transform 0.35s var(--ease);
}
.faq__icon::before { width: 14px; height: 1px; transform: translate(-50%, -50%); }
.faq__icon::after { width: 1px; height: 14px; transform: translate(-50%, -50%); }
.faq__item.is-open .faq__icon::after { transform: translate(-50%, -50%) rotate(90deg); }
.faq__answer {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.45s var(--ease);
}
.faq__item.is-open .faq__answer { grid-template-rows: 1fr; }
.faq__answer-inner { overflow: hidden; }
.faq__answer p {
  padding-bottom: 1.625rem;
  font-size: 0.9688rem;
  font-weight: 300;
  max-width: 56em;
}

/* ============ CONTATO ============ */
.contact { position: relative; overflow: hidden; }
.contact__orbit {
  position: absolute;
  right: -180px;
  top: -180px;
  width: 560px;
  opacity: 0.5;
  pointer-events: none;
}
.contact__grid {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  grid-template-areas:
    "intro form"
    "details form";
  grid-template-rows: auto 1fr;
  gap: 2.5rem clamp(2.5rem, 6vw, 6rem);
  align-items: start;
}
.contact__intro { grid-area: intro; }
.contact__form { grid-area: form; }
.contact__desc { margin-top: 1.5rem; color: rgba(255,255,255,0.62); }
.contact__details {
  grid-area: details;
  border-top: 1px solid var(--line-dark);
  display: flex;
  flex-direction: column;
}
.contact__item {
  display: flex;
  align-items: baseline;
  gap: 1.25rem;
  padding: 1.125rem 0;
  border-bottom: 1px solid var(--line-dark);
}
.contact__item span {
  flex: none;
  width: 7rem;
  font-size: 0.6875rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gold);
}
.contact__item a {
  font-size: 1rem;
  font-weight: 300;
  color: rgba(255,255,255,0.85);
  transition: color 0.25s;
}
.contact__item a:hover { color: var(--gold-soft); }

.contact__form { display: flex; flex-direction: column; gap: 1.75rem; }
.form-group { display: flex; flex-direction: column; gap: 0.375rem; }
.form-group label {
  font-size: 0.6875rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gold);
}
.form-group input,
.form-group textarea {
  font: inherit;
  font-weight: 300;
  font-size: 1rem;
  color: var(--white);
  background: transparent;
  border: none;
  border-bottom: 1px solid rgba(255,255,255,0.28);
  padding: 0.625rem 0;
  transition: border-color 0.3s;
  border-radius: 0;
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: rgba(255,255,255,0.32); }
.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-bottom-color: var(--gold);
}
.form-group textarea { resize: vertical; min-height: 72px; }
.contact__form .btn { margin-top: 0.5rem; align-self: flex-start; }

/* ============ FOOTER ============ */
.footer {
  background: var(--navy-950);
  color: rgba(255,255,255,0.55);
  border-top: 1px solid var(--line-dark);
  padding: 3.5rem 0 2.5rem;
}
.footer__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr) minmax(0, 1fr);
  gap: 2.5rem;
  padding-bottom: 2.5rem;
  border-bottom: 1px solid var(--line-dark);
}
.footer__desc {
  margin-top: 1.25rem;
  font-size: 0.875rem;
  font-weight: 300;
  max-width: 26em;
}
.footer__title {
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 1.125rem;
}
.footer__links { display: flex; flex-direction: column; gap: 0.5rem; }
.footer__links a,
.footer__contact a {
  font-size: 0.875rem;
  font-weight: 300;
  color: rgba(255,255,255,0.6);
  transition: color 0.25s;
}
.footer__links a:hover,
.footer__contact a:hover { color: var(--gold-soft); }
.footer__contact { display: flex; flex-direction: column; gap: 0.5rem; }
.footer__bottom {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  padding-top: 1.75rem;
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  color: rgba(255,255,255,0.35);
}

/* ============ REVEAL ============ */
@media (prefers-reduced-motion: no-preference) {
  .reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.8s var(--ease), transform 0.8s var(--ease);
  }
  .reveal.is-visible { opacity: 1; transform: none; }
  .reveal--d1 { transition-delay: 0.08s; }
  .reveal--d2 { transition-delay: 0.16s; }
  .reveal--d3 { transition-delay: 0.24s; }
  .reveal--d4 { transition-delay: 0.32s; }
}

/* ============ RESPONSIVE ============ */
@media (max-width: 1080px) {
  .hero__inner { grid-template-columns: 1fr; }
  .hero__visual { display: none; }
  .services { grid-template-columns: repeat(2, 1fr); }
  .method__steps { grid-template-columns: repeat(2, 1fr); row-gap: 2rem; }
  .method__step:nth-child(3) { border-left: none; padding-left: 0; }
  .method__step:nth-child(n+3)::before { display: none; }
  .footer__grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 880px) {
  .header__menu { display: none; }
  .header__cta { display: none; }
  .header__toggle { display: flex; }
  .hero { padding-top: calc(var(--header-h) + 2rem); }
  .hero__eyebrow { align-items: flex-start; margin-bottom: 1.5rem; }
  .hero__eyebrow::before { width: 28px; margin-top: 0.8em; }
  .hero__scope-grid { grid-template-columns: 1fr 1fr; }
  .hero__scope-item:nth-child(odd) { border-left: none; padding-left: 0; }
  .hero__scope-item { padding-block: 1.125rem; }
  .about__grid,
  .diff__grid,
  .faq__grid,
  .contact__grid,
  .method__intro { grid-template-columns: 1fr; }
  .contact__grid {
    grid-template-areas:
      "intro"
      "form"
      "details";
    gap: 4rem;
  }
  .method__intro .lede { justify-self: start; }
  .mvv { grid-template-columns: 1fr; }
  .mvv__block { border-left: none; padding-left: 0; padding-right: 0; border-top: 1px solid var(--line); }
  .mvv__block:first-child { border-top: none; }
  .area__head { grid-template-columns: 2.5rem 1fr 2.75rem; }
  .area__tag { display: none; }
  .area__content { grid-template-columns: 1fr; padding-left: 0; }
  .area__content::before { display: none; }
}

@media (max-width: 600px) {
  .services { grid-template-columns: 1fr; }
  .service h3 { min-height: 0; }
  .method__steps { grid-template-columns: 1fr; row-gap: 0; }
  .method__step { border-left: none; padding-left: 0; padding-right: 0; }
  .method__step::before { display: none; }
  .method__step + .method__step { border-top: 1px solid var(--line-dark); margin-top: 2rem; }
  .footer__grid { grid-template-columns: 1fr; }
  .hero__actions .btn { width: 100%; }
  .contact__item { flex-wrap: wrap; row-gap: 0.25rem; }
  .contact__item span { width: auto; min-width: 5.5rem; }
  .contact__form .btn { width: 100%; }
}