/* Dr. Diego Meneghel — página institucional provisória
   Paleta: off-white + azul petróleo profundo. Tipografia elegante, espaçamento generoso. */

:root {
  --color-bg: #f7f5f1;
  --color-bg-alt: #eef1ef;
  --color-ink: #16292c;
  --color-ink-soft: #3d5257;
  --color-petrol: #0f3d3e;
  --color-petrol-dark: #0a2b2c;
  --color-gold: #a8875a;
  --color-line: #dcded9;
  --color-card-bg: #ffffff;
  --font-serif: "Fraunces", "Georgia", "Times New Roman", serif;
  --font-sans: "Inter", "Segoe UI", Arial, sans-serif;
  --radius: 10px;
  --max-width: 1120px;
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-ink);
  font-family: var(--font-sans);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

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

a { color: inherit; }

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

a:focus-visible,
button:focus-visible {
  outline: 3px solid var(--color-gold);
  outline-offset: 2px;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(247, 245, 241, 0.92);
  backdrop-filter: saturate(140%) blur(8px);
  border-bottom: 1px solid var(--color-line);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding-top: 16px;
  padding-bottom: 16px;
}

.brand {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
  text-decoration: none;
}

.brand-name {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--color-petrol);
  letter-spacing: 0.01em;
}

.brand-sub {
  font-size: 0.72rem;
  color: var(--color-ink-soft);
  letter-spacing: 0.02em;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 28px;
}

.main-nav a {
  font-size: 0.92rem;
  text-decoration: none;
  color: var(--color-ink-soft);
  transition: color 0.2s ease;
}

.main-nav a:hover { color: var(--color-petrol); }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: 999px;
  font-size: 0.88rem;
  text-decoration: none;
  border: 1px solid var(--color-petrol);
  color: var(--color-petrol);
  transition: background 0.2s ease, color 0.2s ease;
  white-space: nowrap;
}

.btn:hover {
  background: var(--color-petrol);
  color: #fff;
}

.btn-primary {
  background: var(--color-petrol);
  color: #fff;
}

.btn-primary:hover {
  background: var(--color-petrol-dark);
}

.nav-toggle { display: none; }

/* Hero */
.hero {
  padding: 64px 0 72px;
  background: linear-gradient(180deg, var(--color-bg) 0%, var(--color-bg-alt) 100%);
}

.hero .container {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 56px;
  align-items: center;
}

.hero-badge {
  display: inline-block;
  font-size: 0.78rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--color-petrol);
  background: rgba(15, 61, 62, 0.08);
  padding: 6px 14px;
  border-radius: 999px;
  margin-bottom: 20px;
}

.hero h1 {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 4vw, 2.85rem);
  line-height: 1.15;
  color: var(--color-petrol-dark);
  margin: 0 0 20px;
  font-weight: 600;
}

.hero-lead {
  font-size: 1.05rem;
  color: var(--color-ink-soft);
  max-width: 52ch;
  margin: 0 0 28px;
}

.launch-note {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 18px;
  background: var(--color-card-bg);
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  max-width: fit-content;
  margin-bottom: 32px;
}

.launch-note strong {
  color: var(--color-petrol);
  font-family: var(--font-serif);
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.hero-photo {
  position: relative;
}

.hero-photo-frame {
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 24px 48px -20px rgba(10, 40, 41, 0.35);
  border: 1px solid var(--color-line);
  aspect-ratio: 2 / 3;
  background: var(--color-bg-alt);
}

.hero-photo-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-photo-caption {
  margin-top: 14px;
  font-size: 0.82rem;
  color: var(--color-ink-soft);
  text-align: center;
}

/* Section base */
section { padding: 72px 0; }

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

.section-head {
  max-width: 62ch;
  margin: 0 0 40px;
}

.eyebrow {
  display: block;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-gold);
  margin-bottom: 10px;
}

h2 {
  font-family: var(--font-serif);
  font-size: clamp(1.5rem, 3vw, 2rem);
  color: var(--color-petrol-dark);
  margin: 0 0 14px;
  font-weight: 600;
}

.section-lead {
  color: var(--color-ink-soft);
  margin: 0;
}

/* Sobre */
.about-grid {
  display: grid;
  grid-template-columns: 1.3fr 0.7fr;
  gap: 48px;
  align-items: start;
}

.credentials {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 24px 0;
  list-style: none;
  padding: 0;
}

.credentials li {
  font-size: 0.85rem;
  background: var(--color-card-bg);
  border: 1px solid var(--color-line);
  padding: 8px 14px;
  border-radius: 999px;
  color: var(--color-petrol);
}

.about-card {
  background: var(--color-card-bg);
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  padding: 28px;
}

.about-card h3 {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  color: var(--color-petrol);
  margin: 0 0 10px;
}

.about-card p {
  color: var(--color-ink-soft);
  font-size: 0.94rem;
  margin: 0;
}

/* Áreas de atuação */
.areas-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 18px;
}

.area-card {
  background: var(--color-card-bg);
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  padding: 22px 24px;
  font-size: 0.95rem;
  color: var(--color-ink);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.area-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 24px -16px rgba(10, 40, 41, 0.35);
}

.area-card .area-index {
  display: block;
  font-family: var(--font-serif);
  color: var(--color-gold);
  font-size: 0.85rem;
  margin-bottom: 8px;
}

/* Atendimento */
.locations-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  margin-bottom: 28px;
}

.location-card {
  background: var(--color-card-bg);
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  padding: 26px;
}

.location-card h3 {
  font-family: var(--font-serif);
  color: var(--color-petrol);
  margin: 0 0 8px;
  font-size: 1.15rem;
}

.location-card p {
  margin: 4px 0;
  color: var(--color-ink-soft);
  font-size: 0.94rem;
}

.location-note {
  font-size: 0.85rem;
  color: var(--color-ink-soft);
  border-left: 3px solid var(--color-gold);
  padding-left: 14px;
  margin-top: 28px;
}

/* Lançamento / CTA */
.launch-section {
  background: var(--color-petrol-dark);
  color: #f4f1ea;
}

.launch-section .eyebrow { color: var(--color-gold); }

.launch-section h2 { color: #ffffff; }

.launch-section .section-lead { color: #cddcd9; }

.launch-section .btn {
  border-color: #f4f1ea;
  color: #f4f1ea;
}

.launch-section .btn:hover {
  background: #f4f1ea;
  color: var(--color-petrol-dark);
}

/* Footer */
.site-footer {
  background: var(--color-petrol-dark);
  color: #cddcd9;
  padding: 40px 0 28px;
  border-top: 1px solid rgba(255,255,255,0.08);
}

.site-footer strong {
  color: #ffffff;
  font-family: var(--font-serif);
  font-size: 1.05rem;
}

.site-footer p {
  margin: 6px 0;
  font-size: 0.88rem;
}

.footer-bottom {
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid rgba(255,255,255,0.08);
  font-size: 0.8rem;
  color: #8fa6a2;
}

/* WhatsApp flutuante */
.wpp-float {
  position: fixed;
  right: 20px;
  bottom: 20px;
  z-index: 1200;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: #25d366;
  color: #fff;
  display: grid;
  place-items: center;
  box-shadow: 0 14px 34px -10px rgba(37, 211, 102, 0.6);
  transition: transform 0.35s ease, box-shadow 0.35s ease;
}

.wpp-float:hover { transform: scale(1.08) translateY(-2px); }

.wpp-float::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 2px solid #25d366;
  animation: wppPulse 2.4s ease-out infinite;
}

@keyframes wppPulse {
  0% { transform: scale(1); opacity: 0.7; }
  100% { transform: scale(1.7); opacity: 0; }
}

.wpp-float svg { width: 32px; height: 32px; }

/* Responsive */
@media (max-width: 860px) {
  .main-nav { display: none; }
  .hero .container { grid-template-columns: 1fr; }
  .hero-photo { order: -1; max-width: 320px; margin: 0 auto; }
  .about-grid { grid-template-columns: 1fr; }
  .wpp-float { width: 54px; height: 54px; right: 16px; bottom: 16px; }
}

@media (prefers-reduced-motion: reduce) {
  .wpp-float::after { animation: none; }
}