/* =========================================================
   QZ Advogados — folha de estilos
   Paleta sóbria: azul-marinho, grafite, dourado envelhecido
   ========================================================= */

:root {
  --color-bg: #f8f6f2;
  --color-bg-alt: #f0ece4;
  --color-navy: #10151f;
  --color-navy-soft: #1a2130;
  --color-ink: #1e2430;
  --color-muted: #5c6472;
  --color-gold: #ab8a54;
  --color-gold-soft: #cbb079;
  --color-line: #e2ddd2;
  --color-white: #ffffff;

  --font-display: "Cormorant Garamond", "Georgia", serif;
  --font-body: "Inter", "Helvetica Neue", Arial, sans-serif;

  --container: 1180px;
  --radius: 2px;
  --transition: 0.45s cubic-bezier(0.22, 1, 0.36, 1);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-ink);
  background: var(--color-bg);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: inherit;
  text-decoration: none;
}

ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 32px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-body);
  font-size: 0.72rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--color-gold);
  font-weight: 600;
  margin-bottom: 18px;
}

.eyebrow::before {
  content: "";
  width: 28px;
  height: 1px;
  background: var(--color-gold);
  display: inline-block;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  color: var(--color-navy);
  line-height: 1.2;
  margin: 0 0 18px;
}

h2 {
  font-size: clamp(1.9rem, 3vw, 2.6rem);
}

h3 {
  font-size: 1.3rem;
}

p {
  color: var(--color-muted);
  margin: 0 0 16px;
}

.section-head {
  max-width: 640px;
  margin: 0 auto 56px;
  text-align: center;
}

.section-head p {
  margin: 0;
}

section {
  position: relative;
}

/* ---------- Botões ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 15px 34px;
  font-size: 0.82rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 600;
  border-radius: var(--radius);
  border: 1px solid transparent;
  cursor: pointer;
  transition: background var(--transition), color var(--transition), border-color var(--transition), transform var(--transition);
  white-space: nowrap;
}

.btn-primary {
  background: var(--color-gold);
  color: var(--color-navy);
}

.btn-primary:hover {
  background: var(--color-gold-soft);
  transform: translateY(-2px);
}

.btn-outline {
  border-color: rgba(255, 255, 255, 0.55);
  color: #fff;
}

.btn-outline:hover {
  border-color: var(--color-gold);
  color: var(--color-gold);
  transform: translateY(-2px);
}

.btn-outline-dark {
  border-color: var(--color-navy);
  color: var(--color-navy);
}

.btn-outline-dark:hover {
  background: var(--color-navy);
  color: #fff;
}

/* ---------- Header ---------- */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 1000;
  padding: 26px 0;
  transition: background var(--transition), padding var(--transition), box-shadow var(--transition);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.site-header.is-scrolled {
  background: rgba(16, 21, 31, 0.94);
  backdrop-filter: blur(6px);
  padding: 14px 0;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.18);
}

.brand {
  display: flex;
  flex-direction: column;
  line-height: 1;
  color: #fff;
}

.brand-mark {
  font-family: var(--font-display);
  font-size: 1.65rem;
  font-weight: 600;
  letter-spacing: 0.03em;
}

.brand-mark span {
  color: var(--color-gold);
}

.brand-sub {
  font-size: 0.6rem;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.6);
  margin-top: 4px;
}

.nav {
  display: flex;
  align-items: center;
  gap: 40px;
}

.nav-links {
  display: flex;
  gap: 34px;
}

.nav-links a {
  color: rgba(255, 255, 255, 0.85);
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-weight: 500;
  position: relative;
  padding-bottom: 4px;
}

.nav-links a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 1px;
  background: var(--color-gold);
  transition: width var(--transition);
}

.nav-links a:hover::after,
.nav-links a.active::after {
  width: 100%;
}

.nav-links a.active {
  color: var(--color-gold);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
  z-index: 1100;
}

.nav-toggle span {
  width: 26px;
  height: 2px;
  background: #fff;
  transition: transform var(--transition), opacity var(--transition);
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  color: #fff;
  background-image: linear-gradient(180deg, rgba(10, 14, 22, 0.72), rgba(10, 14, 22, 0.82)), url("../imagens/pexels-karola-g-7876144.jpg");
  background-size: cover;
  background-position: center 30%;
  background-attachment: fixed;
  overflow: hidden;
}

.hero-content {
  max-width: 760px;
  padding-top: 120px;
}

.hero-content .eyebrow {
  color: var(--color-gold-soft);
}

.hero h1 {
  color: #fff;
  font-size: clamp(2.4rem, 5vw, 4rem);
  margin-bottom: 24px;
}

.hero h1 em {
  font-style: normal;
  color: var(--color-gold-soft);
}

.hero-lead {
  color: rgba(255, 255, 255, 0.82);
  font-size: 1.08rem;
  max-width: 560px;
  margin-bottom: 40px;
}

.hero-actions {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
  margin-bottom: 90px;
}

.hero-scroll {
  position: absolute;
  bottom: 40px;
  left: 32px;
  display: flex;
  align-items: center;
  gap: 12px;
  color: rgba(255, 255, 255, 0.65);
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.hero-scroll-line {
  width: 1px;
  height: 46px;
  background: rgba(255, 255, 255, 0.4);
  position: relative;
  overflow: hidden;
}

.hero-scroll-line::after {
  content: "";
  position: absolute;
  top: -100%;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--color-gold);
  animation: scrollLine 2.2s ease-in-out infinite;
}

@keyframes scrollLine {
  0% { top: -100%; }
  60% { top: 100%; }
  100% { top: 100%; }
}

/* ---------- Marquee de credibilidade ---------- */
.credibility {
  background: var(--color-navy);
  padding: 26px 0;
}

.credibility ul {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 14px 48px;
}

.credibility li {
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.76rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-weight: 500;
}

/* ---------- Sobre ---------- */
.about {
  padding: 130px 0;
  background: var(--color-bg);
  overflow: hidden;
}

.about .container {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 90px;
  align-items: center;
}

.about-media {
  position: relative;
}

.about-media img {
  width: 100%;
  height: 560px;
  object-fit: cover;
  border-radius: var(--radius);
  will-change: transform;
}

.about-media::before {
  content: "";
  position: absolute;
  top: 24px;
  left: -24px;
  right: 24px;
  bottom: -24px;
  border: 1px solid var(--color-gold-soft);
  z-index: -1;
}

.about-stats {
  position: absolute;
  bottom: -32px;
  right: -32px;
  background: var(--color-navy);
  color: #fff;
  padding: 26px 32px;
  text-align: center;
  min-width: 150px;
  box-shadow: 0 20px 40px rgba(16, 21, 31, 0.25);
}

.about-stats strong {
  display: block;
  font-family: var(--font-display);
  font-size: 2.2rem;
  color: var(--color-gold);
}

.about-stats span {
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.75);
}

.about-body p {
  font-size: 1.02rem;
}

.about-list {
  margin-top: 28px;
  display: grid;
  gap: 16px;
}

.about-list li {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  color: var(--color-ink);
  font-weight: 500;
}

.about-list svg {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  color: var(--color-gold);
  margin-top: 2px;
}

/* ---------- Áreas de atuação ---------- */
.areas {
  padding: 130px 0;
  background: var(--color-bg-alt);
}

.areas-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--color-line);
  border: 1px solid var(--color-line);
}

.area-card {
  background: var(--color-bg-alt);
  padding: 44px 38px;
  transition: background var(--transition), transform var(--transition);
}

.area-card:hover {
  background: var(--color-navy);
  transform: translateY(-4px);
}

.area-card:hover h3,
.area-card:hover p {
  color: #fff;
}

.area-card:hover .area-icon {
  background: var(--color-gold);
  color: var(--color-navy);
}

.area-card:hover p {
  color: rgba(255, 255, 255, 0.72);
}

.area-icon {
  width: 54px;
  height: 54px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-gold-soft);
  color: var(--color-gold);
  margin-bottom: 26px;
  transition: background var(--transition), color var(--transition);
}

.area-icon svg {
  width: 24px;
  height: 24px;
}

.area-card h3 {
  transition: color var(--transition);
  font-size: 1.15rem;
}

.area-card p {
  transition: color var(--transition);
  font-size: 0.92rem;
  margin: 0;
}

/* ---------- Parallax CTA ---------- */
.parallax-banner {
  min-height: 62vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: #fff;
  background-image: linear-gradient(180deg, rgba(10, 14, 22, 0.78), rgba(10, 14, 22, 0.86)), url("../imagens/pexels-tahaasamett-7781900.jpg");
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  padding: 100px 0;
}

.parallax-banner .container {
  max-width: 720px;
}

.parallax-banner .eyebrow {
  justify-content: center;
}

.parallax-banner h2 {
  color: #fff;
}

.parallax-banner p {
  color: rgba(255, 255, 255, 0.78);
  font-size: 1.08rem;
}

/* ---------- Diferenciais ---------- */
.differentials {
  padding: 130px 0;
  background: var(--color-navy);
  color: #fff;
}

.differentials .section-head h2,
.differentials .section-head p {
  color: #fff;
}

.differentials .section-head p {
  color: rgba(255, 255, 255, 0.68);
}

.diff-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px;
}

.diff-card {
  text-align: center;
  padding: 20px;
}

.diff-number {
  font-family: var(--font-display);
  font-size: 3rem;
  color: var(--color-gold);
  margin-bottom: 10px;
  display: block;
}

.diff-card h3 {
  color: #fff;
  font-size: 1.1rem;
}

.diff-card p {
  color: rgba(255, 255, 255, 0.65);
  font-size: 0.92rem;
  margin: 0;
}

/* ---------- Contato ---------- */
.contact {
  padding: 130px 0;
  background: var(--color-bg);
}

.contact .container {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 80px;
}

.contact-info h2 {
  font-size: clamp(1.8rem, 3vw, 2.3rem);
}

.contact-list {
  margin-top: 34px;
  display: grid;
  gap: 26px;
}

.contact-list li {
  display: flex;
  gap: 18px;
  align-items: flex-start;
}

.contact-list .icon {
  width: 44px;
  height: 44px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-navy);
  color: var(--color-gold);
}

.contact-list .icon svg {
  width: 20px;
  height: 20px;
}

.contact-list strong {
  display: block;
  color: var(--color-navy);
  font-size: 0.95rem;
  margin-bottom: 2px;
}

.contact-list span,
.contact-list a {
  color: var(--color-muted);
  font-size: 0.94rem;
}

.contact-list a:hover {
  color: var(--color-gold);
}

.contact-social {
  display: flex;
  gap: 14px;
  margin-top: 36px;
}

.contact-social a {
  width: 42px;
  height: 42px;
  border: 1px solid var(--color-line);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition), border-color var(--transition), color var(--transition);
}

.contact-social a:hover {
  background: var(--color-navy);
  border-color: var(--color-navy);
  color: var(--color-gold);
}

.contact-social svg {
  width: 18px;
  height: 18px;
}

.contact-form {
  background: var(--color-white);
  padding: 48px;
  border: 1px solid var(--color-line);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.field {
  margin-bottom: 20px;
}

.field label {
  display: block;
  font-size: 0.76rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-navy);
  margin-bottom: 8px;
  font-weight: 600;
}

.field input,
.field select,
.field textarea {
  width: 100%;
  padding: 13px 16px;
  border: 1px solid var(--color-line);
  background: var(--color-bg);
  font-family: var(--font-body);
  font-size: 0.94rem;
  color: var(--color-ink);
  transition: border-color var(--transition);
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--color-gold);
}

.field textarea {
  resize: vertical;
  min-height: 120px;
}

.form-note {
  font-size: 0.78rem;
  color: var(--color-muted);
  margin-top: 14px;
}

.form-feedback {
  margin-top: 16px;
  font-size: 0.88rem;
  color: var(--color-gold);
  display: none;
}

.form-feedback.is-visible {
  display: block;
}

/* ---------- Footer ---------- */
.site-footer {
  background: var(--color-navy);
  color: rgba(255, 255, 255, 0.6);
  padding: 60px 0 26px;
}

.footer-top {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 50px;
  padding-bottom: 46px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-brand .brand-mark {
  font-size: 1.5rem;
}

.footer-brand p {
  color: rgba(255, 255, 255, 0.55);
  margin-top: 16px;
  max-width: 320px;
  font-size: 0.92rem;
}

.footer-col h4 {
  color: #fff;
  font-size: 0.9rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-family: var(--font-body);
  font-weight: 600;
}

.footer-col ul {
  display: grid;
  gap: 12px;
}

.footer-col a {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.6);
  transition: color var(--transition);
}

.footer-col a:hover {
  color: var(--color-gold);
}

.footer-bottom {
  padding-top: 26px;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 0.8rem;
}

.footer-bottom a:hover {
  color: var(--color-gold);
}

/* ---------- Back to top ---------- */
.back-to-top {
  position: fixed;
  right: 28px;
  bottom: 28px;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--color-navy);
  color: var(--color-gold);
  display: flex;
  align-items: center;
  justify-content: center;
  border: none;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: opacity var(--transition), transform var(--transition), visibility var(--transition);
  z-index: 900;
  box-shadow: 0 12px 30px rgba(16, 21, 31, 0.3);
}

.back-to-top.is-visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top svg {
  width: 18px;
  height: 18px;
}

/* ---------- Reveal on scroll ---------- */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.9s ease, transform 0.9s ease;
}

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

.reveal-delay-1 { transition-delay: 0.12s; }
.reveal-delay-2 { transition-delay: 0.24s; }
.reveal-delay-3 { transition-delay: 0.36s; }

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  .hero,
  .parallax-banner {
    background-attachment: scroll;
  }
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
  .about-media img {
    transform: none !important;
  }
}

/* ---------- Responsivo ---------- */
@media (max-width: 1080px) {
  .about .container {
    grid-template-columns: 1fr;
  }
  .about-media img {
    height: 420px;
  }
  .diff-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .areas-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .contact .container {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 860px) {
  .nav-links {
    position: fixed;
    inset: 0 0 0 auto;
    width: min(78vw, 340px);
    background: var(--color-navy-soft);
    flex-direction: column;
    justify-content: center;
    gap: 30px;
    padding: 40px;
    transform: translateX(100%);
    transition: transform var(--transition);
  }
  .nav-links.is-open {
    transform: translateX(0);
  }
  .nav-toggle {
    display: flex;
  }
  .footer-top {
    grid-template-columns: 1fr;
    gap: 34px;
  }
}

@media (max-width: 640px) {
  .container {
    padding: 0 20px;
  }
  .about {
    padding: 90px 0;
  }
  .areas,
  .differentials,
  .contact {
    padding: 90px 0;
  }
  .areas-grid {
    grid-template-columns: 1fr;
  }
  .diff-grid {
    grid-template-columns: 1fr 1fr;
  }
  .about-stats {
    right: 0;
  }
  .contact-form {
    padding: 30px 24px;
  }
  .form-row {
    grid-template-columns: 1fr;
  }
  .hero-actions {
    margin-bottom: 60px;
  }
}