/* =========================================================
   CENTRO DE SAÚDE AURORA — design system
   Camadas (MESTRE.md VI.1): Tokens → Foundations → Components
   → Patterns → Sections → Utilities
   Tokens definidos por escrito em DESIGN.md antes deste arquivo.
   ========================================================= */

/* ---------- 1. TOKENS ---------- */
:root {
  /* cor */
  --color-canvas: #f8f6f2;
  --color-canvas-alt: #f0ece5;
  --color-surface: #ffffff;

  --color-action: #0e6e63;
  --color-action-hover: #0b5850;
  --color-action-tint: #e3f0ee;

  --color-ink: #1b221f;
  --color-slate: #4a5551;
  --color-ash: #78837e;
  --color-mist: #dde1dc;
  --color-fog: #edeae4;
  --color-line: rgba(27, 34, 31, 0.08);

  --color-error: #b3261e;

  /* tipografia */
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;

  --text-caption: 0.8125rem;
  --text-body: 1rem;
  --text-body-lg: 1.125rem;
  --text-heading-sm: clamp(1.25rem, 1.1rem + 0.6vw, 1.5rem);
  --text-heading-md: clamp(1.75rem, 1.4rem + 1.5vw, 2.25rem);
  --text-heading-lg: clamp(2.25rem, 1.7rem + 2.5vw, 3.25rem);
  --text-display: clamp(2.75rem, 2rem + 3.5vw, 4.5rem);

  --weight-light: 300;
  --weight-regular: 400;
  --weight-medium: 500;
  --weight-semibold: 600;

  --tracking-tight-lg: -0.03em;
  --tracking-tight-md: -0.02em;
  --tracking-normal: 0em;
  --tracking-wide: 0.08em;

  /* forma */
  --radius-pill: 999px;
  --radius-md: 16px;

  /* espaçamento (base 8px) */
  --space-1: 8px;
  --space-2: 16px;
  --space-3: 24px;
  --space-4: 32px;
  --space-5: 48px;
  --space-6: 64px;
  --space-7: 96px;
  --space-8: 128px;

  /* elevação — flat por padrão; exceção única declarada em DESIGN.md */
  --shadow-featured: 0 20px 40px -20px rgba(14, 110, 99, 0.25);

  --max-width: 1120px;
  --duration: 180ms;
}

/* ---------- 2. FOUNDATIONS ---------- */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--color-canvas);
  color: var(--color-ink);
  font-family: var(--font-sans);
  font-size: var(--text-body);
  font-weight: var(--weight-regular);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: inherit;
}

h1,
h2,
h3,
p,
ul,
ol {
  margin: 0;
}

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

button {
  font: inherit;
  color: inherit;
  background: none;
  border: 0;
  cursor: pointer;
}

input,
select,
textarea {
  font: inherit;
  color: inherit;
}

/* foco visível sempre — Parte VIII */
:focus-visible {
  outline: 2px solid var(--color-action);
  outline-offset: 2px;
  border-radius: 4px;
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

.skip-link {
  position: absolute;
  left: var(--space-2);
  top: -48px;
  background: var(--color-ink);
  color: var(--color-canvas);
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-md);
  z-index: 100;
  transition: top var(--duration) ease;
}

.skip-link:focus {
  top: var(--space-2);
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

/* ---------- 3. LAYOUT PRIMITIVES ---------- */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin-inline: auto;
  padding-inline: var(--space-3);
}

.section {
  padding-block: var(--space-7);
}

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

.section-head {
  max-width: 640px;
  margin-bottom: var(--space-5);
}

.section-head--center {
  margin-inline: auto;
  text-align: center;
}

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

.grid {
  display: grid;
  gap: var(--space-3);
}

.grid--2 {
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.grid--3 {
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

/* Equipe: cards de largura fixa e centralizados, seja 1 profissional ou vários. */
.grid--team {
  grid-template-columns: repeat(auto-fit, minmax(0, 320px));
  justify-content: center;
}

.grid--4 {
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
}

/* ---------- 4. TYPOGRAPHY PATTERNS ---------- */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  font-size: var(--text-caption);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--color-action);
}

.display {
  font-size: var(--text-display);
  font-weight: var(--weight-light);
  letter-spacing: var(--tracking-tight-lg);
  line-height: 1.05;
  color: var(--color-ink);
}

.heading-lg {
  font-size: var(--text-heading-lg);
  font-weight: var(--weight-light);
  letter-spacing: var(--tracking-tight-lg);
  line-height: 1.1;
}

.heading-md {
  font-size: var(--text-heading-md);
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-tight-md);
  line-height: 1.2;
}

.heading-sm {
  font-size: var(--text-heading-sm);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-tight-md);
  line-height: 1.3;
}

.body-lg {
  font-size: var(--text-body-lg);
  color: var(--color-slate);
}

.body {
  font-size: var(--text-body);
  color: var(--color-slate);
}

.caption {
  font-size: var(--text-caption);
  color: var(--color-ash);
}

/* ---------- 5. COMPONENTS ---------- */

/* Botões — uma cor de ação, pareada com outline (Parte V.6) */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-1);
  padding: 14px 28px;
  border-radius: var(--radius-pill);
  font-size: var(--text-body);
  font-weight: var(--weight-medium);
  white-space: nowrap;
  transition: background-color var(--duration) ease, color var(--duration) ease,
    border-color var(--duration) ease, transform var(--duration) ease;
}

.btn:active {
  transform: scale(0.98);
}

.btn-primary {
  background: var(--color-action);
  color: #ffffff;
  border: 1px solid var(--color-action);
}

.btn-primary:hover {
  background: var(--color-action-hover);
  border-color: var(--color-action-hover);
}

.btn-outline {
  background: transparent;
  color: var(--color-ink);
  border: 1px solid var(--color-mist);
}

.btn-outline:hover {
  border-color: var(--color-action);
  color: var(--color-action);
}

.btn[disabled] {
  opacity: 0.5;
  cursor: not-allowed;
}

.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

/* Header / navegação */
.header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(248, 246, 242, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-line);
}

.header__row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: var(--space-2);
}

.brand {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  font-weight: var(--weight-semibold);
  font-size: var(--text-body-lg);
  letter-spacing: var(--tracking-tight-md);
}

.brand__mark {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  background: var(--color-action);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: var(--weight-semibold);
  flex-shrink: 0;
}

.nav {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.nav__links {
  display: flex;
  gap: var(--space-3);
}

.nav__links a {
  text-decoration: none;
  font-size: var(--text-body);
  color: var(--color-slate);
  padding-block: var(--space-1);
  border-bottom: 2px solid transparent;
  transition: color var(--duration) ease, border-color var(--duration) ease;
}

.nav__links a:hover,
.nav__links a[aria-current="page"] {
  color: var(--color-ink);
  border-color: var(--color-action);
}

.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: var(--space-1);
}

.nav__toggle span {
  width: 22px;
  height: 2px;
  background: var(--color-ink);
  border-radius: 2px;
}

/* Cards */
.card {
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  padding: var(--space-3);
}

.card--service {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  height: 100%;
}

.card__icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: var(--color-action-tint);
  color: var(--color-action);
  display: flex;
  align-items: center;
  justify-content: center;
}

.card--featured {
  background: var(--color-action);
  color: #fff;
  box-shadow: var(--shadow-featured);
  border: none;
}

.card--featured .heading-md,
.card--featured .body,
.card--featured .body-lg {
  color: #fff;
}

.card--featured .btn-outline {
  border-color: rgba(255, 255, 255, 0.5);
  color: #fff;
}

.card--featured .btn-outline:hover {
  border-color: #fff;
  color: #fff;
  background: rgba(255, 255, 255, 0.1);
}

/* Badges / chips */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  background: var(--color-action-tint);
  color: var(--color-action);
  font-size: var(--text-caption);
  font-weight: var(--weight-medium);
}

/* Lista de serviços com ícone inline */
.service-item {
  display: flex;
  gap: var(--space-2);
  padding-block: var(--space-2);
  border-bottom: 1px solid var(--color-line);
}

.service-item:last-child {
  border-bottom: none;
}

.service-item__icon {
  width: 40px;
  height: 40px;
  flex-shrink: 0;
  border-radius: var(--radius-md);
  background: var(--color-canvas-alt);
  color: var(--color-action);
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Formulário */
.form {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.field label {
  font-size: var(--text-caption);
  font-weight: var(--weight-medium);
  color: var(--color-slate);
}

.field input,
.field select,
.field textarea {
  padding: 12px 16px;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-mist);
  background: var(--color-surface);
}

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

.field input:focus-visible,
.field select:focus-visible,
.field textarea:focus-visible {
  border-color: var(--color-action);
}

.field--error input,
.field--error select,
.field--error textarea {
  border-color: var(--color-error);
}

.field__error {
  font-size: var(--text-caption);
  color: var(--color-error);
  display: none;
}

.field--error .field__error {
  display: block;
}

.form__note {
  font-size: var(--text-caption);
  color: var(--color-ash);
}

/* Info list (contato/horário) */
.info-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.info-list__item {
  display: flex;
  gap: var(--space-2);
}

.info-list__icon {
  width: 40px;
  height: 40px;
  flex-shrink: 0;
  border-radius: var(--radius-md);
  background: var(--color-action-tint);
  color: var(--color-action);
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Placeholder de mídia (sem foto real fornecida pelo cliente) */
.media-placeholder {
  border-radius: var(--radius-md);
  border: 1px dashed var(--color-mist);
  background: var(--color-canvas-alt);
  color: var(--color-ash);
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--space-4);
  min-height: 260px;
  font-size: var(--text-caption);
}

/* Footer */
.footer {
  background: var(--color-ink);
  color: var(--color-canvas);
  padding-block: var(--space-6) var(--space-4);
}

.footer a {
  text-decoration: none;
  color: var(--color-canvas);
  opacity: 0.85;
}

.footer a:hover {
  opacity: 1;
  text-decoration: underline;
}

.footer__grid {
  display: grid;
  gap: var(--space-4);
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  padding-bottom: var(--space-4);
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.footer__bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--space-2);
  padding-top: var(--space-3);
  font-size: var(--text-caption);
  opacity: 0.7;
}

.footer__heading {
  font-size: var(--text-caption);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
  opacity: 0.6;
  margin-bottom: var(--space-2);
}

.footer__links {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

/* WhatsApp floating CTA */
.whatsapp-fab {
  position: fixed;
  right: var(--space-3);
  bottom: var(--space-3);
  z-index: 60;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--color-action);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-featured);
  transition: background-color var(--duration) ease;
}

.whatsapp-fab:hover {
  background: var(--color-action-hover);
}

/* ---------- 6. RESPONSIVE ---------- */
@media (max-width: 860px) {
  .nav__links {
    position: fixed;
    inset: 64px var(--space-3) auto var(--space-3);
    flex-direction: column;
    background: var(--color-surface);
    border: 1px solid var(--color-line);
    border-radius: var(--radius-md);
    padding: var(--space-2);
    gap: 0;
    box-shadow: var(--shadow-featured);
    transform-origin: top;
    transform: scaleY(0);
    opacity: 0;
    pointer-events: none;
    transition: transform var(--duration) ease, opacity var(--duration) ease;
  }

  .nav__links a {
    padding: var(--space-2);
    width: 100%;
    border-bottom: 1px solid var(--color-line);
  }

  .nav__links a:last-child {
    border-bottom: none;
  }

  .nav.is-open .nav__links {
    transform: scaleY(1);
    opacity: 1;
    pointer-events: auto;
  }

  .nav__cta {
    display: none;
  }

  .nav__toggle {
    display: flex;
  }
}

/* ---------- Fotos (imagens genéricas CC0 em images/, ilustrativas) ---------- */
.media-figure {
  margin: 0;
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--color-canvas-alt);
  aspect-ratio: 4 / 3;
}
.media-figure img { display: block; width: 100%; height: 100%; object-fit: cover; }
.media-figure--wide { aspect-ratio: 3 / 2; }
.media-figure--portrait { aspect-ratio: 4 / 5; margin-bottom: var(--space-2); }
.section-media { margin-top: var(--space-4); }

/* ---------- Animação de entrada (js/reveal.js) ---------- */
/* transition-duration com !important: vence o bloco global de
   prefers-reduced-motion acima (seletor mais específico que o *), porque a
   animação de entrada roda mesmo com "reduzir movimento" (decisão do cliente). */
.js-reveal [data-reveal] {
  opacity: 0;
  transform: translateY(40px);
  transition-property: opacity, transform;
  transition-duration: 800ms !important;
  transition-timing-function: cubic-bezier(0.2, 0.7, 0.2, 1);
  transition-delay: var(--reveal-delay, 0ms);
}
.js-reveal [data-reveal].is-visible { opacity: 1; transform: none; }