/* ============================================
   DUARTE PEREIRA & SIGRIST
   Site Institucional
   ============================================ */

/* ---- Design Tokens ---- */
:root {
  --color-bg: #f4f1ea;
  --color-bg-alt: #ebe6dc;
  --color-ink: #1a1612;
  --color-ink-soft: #4a423a;
  --color-accent: #5c1a1b;
  --color-rule: #c9bfae;
  --color-mute: #8a8073;

  --font-display: 'Cormorant Garamond', 'Times New Roman', serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.5rem;
  --text-2xl: 2rem;
  --text-3xl: 3rem;
  --text-4xl: 4.5rem;
  --text-5xl: 6.5rem;

  --space-1: 0.5rem;
  --space-2: 1rem;
  --space-3: 1.5rem;
  --space-4: 2rem;
  --space-5: 3rem;
  --space-6: 4.5rem;
  --space-7: 6rem;
  --space-8: 9rem;

  --max-width: 1280px;
  --gutter: clamp(1.5rem, 4vw, 4rem);
  --ease: cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.6;
  color: var(--color-ink);
  background: var(--color-bg);
  font-weight: 400;
  letter-spacing: 0.01em;
  overflow-x: hidden;
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
  transition: opacity 0.2s var(--ease);
}

/* ---- Tipografia base ---- */
.display {
  font-family: var(--font-display);
  font-weight: 400;
  line-height: 1.05;
  letter-spacing: -0.01em;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 400;
  line-height: 1.1;
  letter-spacing: -0.01em;
  color: var(--color-ink);
}

.eyebrow {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-mute);
}

/* ---- Container ---- */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

/* ---- Textura de grão ---- */
body::before {
  content: '';
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  pointer-events: none;
  z-index: 1;
  opacity: 0.4;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)' opacity='0.15'/%3E%3C/svg%3E");
  mix-blend-mode: multiply;
}

/* ============================================
   HEADER / NAV
   ============================================ */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: var(--space-3) 0;
  background: rgba(244, 241, 234, 0.88);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s var(--ease), padding 0.3s var(--ease);
}

.site-header.scrolled {
  border-bottom-color: var(--color-rule);
  padding: var(--space-2) 0;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  letter-spacing: 0.05em;
  color: var(--color-ink);
}

.brand-mark {
  display: block;
  line-height: 1;
}

.brand-sub {
  display: block;
  font-family: var(--font-body);
  font-size: 0.625rem;
  letter-spacing: 0.3em;
  color: var(--color-mute);
  margin-top: 2px;
  text-transform: uppercase;
}

.nav-menu {
  display: flex;
  gap: var(--space-4);
  list-style: none;
}

.nav-menu a {
  font-size: var(--text-sm);
  letter-spacing: 0.05em;
  color: var(--color-ink-soft);
  position: relative;
  padding: 4px 0;
  transition: color 0.2s var(--ease);
}

.nav-menu a:hover {
  color: var(--color-ink);
}

.nav-menu a.active {
  color: var(--color-ink);
}

.nav-menu a.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--color-accent);
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  z-index: 101;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 1px;
  background: var(--color-ink);
  margin: 6px 0;
  transition: transform 0.3s var(--ease), opacity 0.3s var(--ease);
}

/* ============================================
   HERO
   ============================================ */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: var(--space-8) 0 var(--space-6);
  position: relative;
  overflow: hidden;
}

.hero-watermark {
  position: absolute;
  right: -2%;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-display);
  font-style: italic;
  font-size: clamp(8rem, 20vw, 18rem);
  color: var(--color-ink);
  opacity: 0.04;
  line-height: 1;
  pointer-events: none;
  user-select: none;
  z-index: 0;
}

.hero > .container {
  position: relative;
  z-index: 2;
  width: 100%;
}

.hero-meta {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}

.hero-meta .rule {
  width: 60px;
  height: 1px;
  background: var(--color-ink);
  display: inline-block;
}

.hero-title {
  font-size: clamp(3rem, 9vw, var(--text-5xl));
  line-height: 0.95;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-4);
  max-width: 14ch;
}

.hero-title em {
  font-style: italic;
  color: var(--color-accent);
}

.hero-lead {
  font-size: var(--text-lg);
  line-height: 1.6;
  color: var(--color-ink-soft);
  max-width: 52ch;
  margin-bottom: var(--space-5);
  font-weight: 300;
}

.hero-footer {
  display: grid;
  grid-template-columns: repeat(3, auto);
  gap: var(--space-6);
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-rule);
  width: fit-content;
}

.hero-footer-item .label {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-mute);
  margin-bottom: 6px;
  display: block;
}

.hero-footer-item .value {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  color: var(--color-ink);
  display: block;
}

/* ============================================
   PAGE HERO (páginas internas)
   ============================================ */
.page-hero {
  padding: calc(var(--space-8) + 2rem) 0 var(--space-6);
  border-bottom: 1px solid var(--color-rule);
}

.page-hero-meta {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-3);
}

.page-hero-meta .rule {
  width: 40px;
  height: 1px;
  background: var(--color-accent);
  display: inline-block;
}

.page-hero-title {
  font-size: clamp(2.5rem, 6vw, var(--text-4xl));
  line-height: 0.95;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-3);
  max-width: 20ch;
}

.page-hero-title em {
  font-style: italic;
  color: var(--color-accent);
}

.page-hero-lead {
  font-size: var(--text-lg);
  color: var(--color-ink-soft);
  max-width: 55ch;
  font-weight: 300;
  line-height: 1.6;
}

/* ============================================
   SECTIONS
   ============================================ */
.section {
  padding: var(--space-7) 0;
  position: relative;
}

.section-alt {
  background: var(--color-bg-alt);
}

.section-header {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-4);
  align-items: baseline;
  margin-bottom: var(--space-6);
  padding-bottom: var(--space-3);
  border-bottom: 1px solid var(--color-rule);
}

.section-number {
  font-family: var(--font-display);
  font-style: italic;
  font-size: var(--text-xl);
  color: var(--color-accent);
  font-weight: 400;
}

.section-title {
  font-size: clamp(1.75rem, 4vw, var(--text-3xl));
}

/* ============================================
   APRESENTAÇÃO (home + escritorio)
   ============================================ */
.intro-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: var(--space-6);
  align-items: start;
}

.intro-aside .eyebrow {
  margin-bottom: var(--space-2);
  display: block;
}

.intro-aside-quote {
  font-family: var(--font-display);
  font-style: italic;
  font-size: var(--text-2xl);
  line-height: 1.3;
  color: var(--color-ink);
  margin-top: var(--space-3);
}

.intro-body p {
  font-size: var(--text-lg);
  line-height: 1.7;
  color: var(--color-ink-soft);
  margin-bottom: var(--space-3);
  font-weight: 300;
}

.intro-body p:first-child::first-letter {
  font-family: var(--font-display);
  font-size: 4.5rem;
  float: left;
  line-height: 0.85;
  margin: 6px 14px 0 0;
  color: var(--color-accent);
  font-weight: 400;
}

.cta-link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-top: var(--space-3);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-ink);
  border-bottom: 1px solid var(--color-ink);
  padding-bottom: 4px;
  transition: gap 0.3s var(--ease);
}

.cta-link:hover {
  gap: 18px;
}

.cta-link::after {
  content: '→';
  font-size: var(--text-base);
  font-family: var(--font-body);
}

/* ============================================
   SÓCIOS (escritorio.html)
   ============================================ */
.socios-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-5);
  margin-top: var(--space-5);
}

.socio-card {
  padding: var(--space-4);
  border: 1px solid var(--color-rule);
  position: relative;
}

.socio-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 2px;
  height: 40px;
  background: var(--color-accent);
}

.socio-name {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  margin-bottom: var(--space-1);
}

.socio-oab {
  font-size: var(--text-xs);
  letter-spacing: 0.15em;
  color: var(--color-mute);
  text-transform: uppercase;
  margin-bottom: var(--space-3);
  display: block;
}

.socio-bio {
  font-size: var(--text-base);
  line-height: 1.7;
  color: var(--color-ink-soft);
  font-weight: 300;
}

/* ============================================
   VALORES (escritorio.html)
   ============================================ */
.valores-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
}

.valor-item {
  padding-top: var(--space-3);
  border-top: 1px solid var(--color-rule);
}

.valor-num {
  font-family: var(--font-display);
  font-style: italic;
  font-size: var(--text-3xl);
  color: var(--color-accent);
  opacity: 0.4;
  line-height: 1;
  margin-bottom: var(--space-2);
  display: block;
}

.valor-title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  margin-bottom: var(--space-2);
}

.valor-text {
  font-size: var(--text-sm);
  line-height: 1.7;
  color: var(--color-ink-soft);
  font-weight: 300;
}

/* ============================================
   ÁREAS DE ATUAÇÃO
   ============================================ */
.areas-list {
  display: grid;
  grid-template-columns: 1fr;
  list-style: none;
}

.area-item {
  display: grid;
  grid-template-columns: 80px 1fr auto;
  gap: var(--space-4);
  align-items: baseline;
  padding: var(--space-4) 0;
  border-bottom: 1px solid var(--color-rule);
  transition: padding-left 0.4s var(--ease);
  cursor: default;
}

.area-item:first-child {
  border-top: 1px solid var(--color-rule);
}

.area-item:hover {
  padding-left: var(--space-3);
}

.area-num {
  font-family: var(--font-display);
  font-style: italic;
  font-size: var(--text-xl);
  color: var(--color-mute);
  align-self: start;
  padding-top: 4px;
}

.area-name {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 3vw, var(--text-3xl));
  line-height: 1.1;
  color: var(--color-ink);
}

.area-name span {
  display: block;
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 300;
  color: var(--color-ink-soft);
  letter-spacing: 0.02em;
  margin-top: var(--space-2);
  max-width: 60ch;
  line-height: 1.6;
}

.area-arrow {
  font-size: var(--text-2xl);
  color: var(--color-mute);
  transition: transform 0.3s var(--ease), color 0.3s var(--ease);
  align-self: start;
  padding-top: 4px;
}

.area-item:hover .area-arrow {
  transform: translateX(8px);
  color: var(--color-accent);
}

/* Áreas expandidas (areas.html) */
.area-detail {
  padding: var(--space-5) 0;
  border-bottom: 1px solid var(--color-rule);
}

.area-detail:last-child {
  border-bottom: none;
}

.area-detail-header {
  display: grid;
  grid-template-columns: 60px 1fr;
  gap: var(--space-3);
  align-items: baseline;
  margin-bottom: var(--space-4);
}

.area-detail-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 3.5vw, var(--text-3xl));
}

.area-detail-body {
  padding-left: calc(60px + var(--space-3));
}

.area-detail-body p {
  font-size: var(--text-lg);
  line-height: 1.7;
  color: var(--color-ink-soft);
  font-weight: 300;
  margin-bottom: var(--space-3);
  max-width: 70ch;
}

.area-detail-body ul {
  list-style: none;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-1) var(--space-4);
  margin-top: var(--space-3);
}

.area-detail-body ul li {
  font-size: var(--text-sm);
  color: var(--color-ink-soft);
  padding-left: var(--space-3);
  position: relative;
  line-height: 1.5;
}

.area-detail-body ul li::before {
  content: '—';
  position: absolute;
  left: 0;
  color: var(--color-accent);
  font-family: var(--font-display);
}

/* ============================================
   CONTATO RÁPIDO (home)
   ============================================ */
.contact-quick {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-6);
  align-items: center;
}

.contact-quick-text h2 {
  font-size: clamp(2rem, 4vw, var(--text-3xl));
  margin-bottom: var(--space-3);
}

.contact-quick-text h2 em {
  font-style: italic;
  color: var(--color-accent);
}

.contact-quick-text p {
  color: var(--color-ink-soft);
  font-size: var(--text-lg);
  line-height: 1.6;
  font-weight: 300;
}

.contact-buttons {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.btn-contact {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  background: transparent;
  border: 1px solid var(--color-ink);
  color: var(--color-ink);
  font-size: var(--text-sm);
  letter-spacing: 0.05em;
  transition: color 0.3s var(--ease);
  position: relative;
  overflow: hidden;
}

.btn-contact::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: var(--color-ink);
  transition: left 0.35s var(--ease);
  z-index: 0;
}

.btn-contact:hover::before {
  left: 0;
}

.btn-contact:hover {
  color: var(--color-bg);
}

.btn-contact > * {
  position: relative;
  z-index: 1;
}

.btn-contact .icon {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

.btn-contact-content {
  flex: 1;
}

.btn-contact .btn-label {
  font-size: var(--text-xs);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-mute);
  display: block;
  margin-bottom: 2px;
  transition: color 0.3s var(--ease);
}

.btn-contact:hover .btn-label {
  color: rgba(235, 230, 220, 0.7);
}

.btn-contact .btn-value {
  font-family: var(--font-display);
  font-size: var(--text-lg);
}

/* Variante destaque (WhatsApp) */
.btn-contact-primary {
  background: var(--color-ink);
  color: var(--color-bg);
}

.btn-contact-primary .btn-label {
  color: var(--color-bg-alt);
}

.btn-contact-primary::before {
  background: var(--color-accent);
}

/* ============================================
   MAPA (contato.html)
   ============================================ */
.map-wrapper {
  width: 100%;
  height: 400px;
  border: 1px solid var(--color-rule);
  overflow: hidden;
  position: relative;
}

.map-wrapper iframe {
  width: 100%;
  height: 100%;
  border: 0;
  display: block;
}

/* Contato página interna */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: var(--space-6);
  align-items: start;
}

.contact-info h3 {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  margin-bottom: var(--space-3);
  margin-top: var(--space-4);
}

.contact-info h3:first-child {
  margin-top: 0;
}

.contact-info p,
.contact-info address {
  font-style: normal;
  font-size: var(--text-base);
  line-height: 1.7;
  color: var(--color-ink-soft);
  font-weight: 300;
}

.contact-info a:hover {
  color: var(--color-accent);
}

.contact-tag {
  display: inline-block;
  font-size: var(--text-xs);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-mute);
  border-bottom: 1px solid var(--color-rule);
  padding-bottom: 2px;
  margin-bottom: var(--space-1);
}

/* ============================================
   FOOTER
   ============================================ */
.site-footer {
  background: var(--color-ink);
  color: var(--color-bg);
  padding: var(--space-6) 0 var(--space-3);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: var(--space-5);
  margin-bottom: var(--space-5);
  padding-bottom: var(--space-4);
  border-bottom: 1px solid rgba(244, 241, 234, 0.12);
}

.footer-brand {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  margin-bottom: 6px;
  letter-spacing: 0.03em;
}

.footer-brand-sub {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  letter-spacing: 0.25em;
  color: var(--color-mute);
  text-transform: uppercase;
}

.footer-tagline {
  font-family: var(--font-display);
  font-style: italic;
  font-size: var(--text-lg);
  margin-top: var(--space-3);
  color: rgba(235, 230, 220, 0.65);
  max-width: 32ch;
  line-height: 1.4;
}

.footer-col h4 {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-mute);
  margin-bottom: var(--space-3);
  font-weight: 500;
}

.footer-col ul {
  list-style: none;
}

.footer-col li {
  margin-bottom: var(--space-1);
  font-size: var(--text-sm);
  color: rgba(235, 230, 220, 0.65);
  line-height: 1.6;
}

.footer-col a {
  transition: color 0.2s var(--ease);
}

.footer-col a:hover {
  color: var(--color-bg);
  opacity: 1;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  font-size: var(--text-xs);
  color: var(--color-mute);
  letter-spacing: 0.04em;
  gap: var(--space-4);
}

.footer-oab {
  display: flex;
  flex-direction: column;
  gap: 4px;
  text-align: right;
}

/* ============================================
   ANIMAÇÕES
   ============================================ */
@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(28px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.fade-up {
  opacity: 0;
  animation: fadeUp 0.9s var(--ease) forwards;
}

.fade-up-1 { animation-delay: 0.1s; }
.fade-up-2 { animation-delay: 0.25s; }
.fade-up-3 { animation-delay: 0.4s; }
.fade-up-4 { animation-delay: 0.55s; }
.fade-up-5 { animation-delay: 0.7s; }

.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.8s var(--ease), transform 0.8s var(--ease);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================
   RESPONSIVO
   ============================================ */
@media (max-width: 900px) {
  .nav-menu {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: 80%;
    max-width: 320px;
    flex-direction: column;
    background: var(--color-bg);
    padding: var(--space-7) var(--space-4);
    transform: translateX(100%);
    transition: transform 0.4s var(--ease);
    box-shadow: -20px 0 60px rgba(0,0,0,0.15);
    gap: var(--space-3);
    z-index: 99;
  }

  .nav-menu.is-open {
    transform: translateX(0);
  }

  .nav-menu a {
    font-family: var(--font-display);
    font-size: var(--text-2xl);
    color: var(--color-ink);
  }

  .nav-toggle {
    display: block;
  }

  .nav-toggle.is-open span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
  }

  .nav-toggle.is-open span:nth-child(2) {
    transform: translateY(-7px) rotate(-45deg);
  }

  /* Overlay quando menu aberto */
  .nav-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(26, 22, 18, 0.4);
    z-index: 98;
  }

  .nav-overlay.is-visible {
    display: block;
  }

  .hero {
    padding: var(--space-7) 0 var(--space-5);
    min-height: auto;
    padding-top: 120px;
  }

  .hero-footer {
    grid-template-columns: 1fr 1fr;
    width: 100%;
    gap: var(--space-3);
  }

  .intro-grid {
    grid-template-columns: 1fr;
    gap: var(--space-4);
  }

  .socios-grid {
    grid-template-columns: 1fr;
  }

  .valores-grid {
    grid-template-columns: 1fr;
    gap: var(--space-3);
  }

  .area-item {
    grid-template-columns: 50px 1fr;
  }

  .area-arrow {
    display: none;
  }

  .area-detail-header {
    grid-template-columns: 50px 1fr;
  }

  .area-detail-body {
    padding-left: calc(50px + var(--space-3));
  }

  .area-detail-body ul {
    grid-template-columns: 1fr;
  }

  .contact-quick {
    grid-template-columns: 1fr;
  }

  .contact-grid {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--space-4);
  }

  .footer-bottom {
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: var(--space-2);
  }

  .footer-oab {
    align-items: center;
    text-align: center;
  }

  .section {
    padding: var(--space-5) 0;
  }

  .page-hero {
    padding-top: calc(var(--space-7) + 60px);
  }
}

@media (max-width: 600px) {
  .hero-footer {
    grid-template-columns: 1fr;
  }

  .map-wrapper {
    height: 280px;
  }

  :root {
    --space-7: 4rem;
    --space-8: 5rem;
  }
}