/* ============================================================
   DESIGN SYSTEM — Dr. Ricardo Saick
   Versão 1.0 — Abril 2026
   Referência: Chuvision (layout/cores) sem vídeos de fundo
   Mobile-first · Serif headlines · Azul médico + Branco
============================================================ */

/* ============================================================
   1. DESIGN TOKENS (CSS Custom Properties)
============================================================ */
:root {
  /* --- Cores Primárias --- */
  --color-navy-900: #041A34;
  --color-navy-700: #0C3460;
  --color-blue-500: #1A6FA3;
  --color-blue-300: #5BAFD6;
  --color-blue-100: #E0F1FA;
  --color-blue-50:  #F2F9FD;
  --color-white:    #FFFFFF;

  /* --- Cores de Texto --- */
  --color-text-dark:   #071629;
  --color-text-body:   #3B5A70;
  --color-text-muted:  #7FA3B8;
  --color-text-light:  #E8F4FB;
  --color-text-onblue: #FFFFFF;

  /* --- Cores de Ação --- */
  --color-cta-primary:  #1A6FA3;
  --color-cta-whatsapp: #25D366;
  --color-cta-dark:     #041A34;

  /* --- Acento de Prestígio --- */
  --color-gold:  #C9A96E;
  --color-stars: #F5A623;

  /* --- Tipografia --- */
  --font-serif: 'Cormorant Garamond', Georgia, serif;
  --font-sans:  'Inter', system-ui, -apple-system, sans-serif;

  /* --- Escala de Fonte --- */
  --text-xs:   0.75rem;   /* 12px */
  --text-sm:   0.875rem;  /* 14px */
  --text-base: 1rem;      /* 16px */
  --text-lg:   1.125rem;  /* 18px */
  --text-xl:   1.25rem;   /* 20px */
  --text-2xl:  1.5rem;    /* 24px */
  --text-3xl:  1.875rem;  /* 30px */
  --text-4xl:  2.25rem;   /* 36px */
  --text-5xl:  3rem;      /* 48px */
  --text-6xl:  3.75rem;   /* 60px */
  --text-7xl:  4.5rem;    /* 72px */

  /* --- Line Heights --- */
  --leading-tight:  1.1;
  --leading-snug:   1.25;
  --leading-normal: 1.5;
  --leading-relaxed:1.6;
  --leading-loose:  1.7;

  /* --- Espaçamento (base 4px) --- */
  --space-1:  0.25rem;   /* 4px  */
  --space-2:  0.5rem;    /* 8px  */
  --space-3:  0.75rem;   /* 12px */
  --space-4:  1rem;      /* 16px */
  --space-6:  1.5rem;    /* 24px */
  --space-8:  2rem;      /* 32px */
  --space-10: 2.5rem;    /* 40px */
  --space-12: 3rem;      /* 48px */
  --space-16: 4rem;      /* 64px */
  --space-20: 5rem;      /* 80px */
  --space-24: 6rem;      /* 96px */
  --space-32: 8rem;      /* 128px */

  /* --- Border Radius --- */
  --radius-sm:   0.25rem;   /* 4px   */
  --radius-md:   0.5rem;    /* 8px   */
  --radius-lg:   1rem;      /* 16px  */
  --radius-xl:   1.5rem;    /* 24px  */
  --radius-pill: 6.25rem;   /* 100px */
  --radius-full: 9999px;

  /* --- Sombras --- */
  --shadow-sm: 0 1px 3px rgba(4, 26, 52, 0.08);
  --shadow-md: 0 4px 16px rgba(4, 26, 52, 0.12);
  --shadow-lg: 0 8px 32px rgba(4, 26, 52, 0.16);
  --shadow-xl: 0 16px 48px rgba(4, 26, 52, 0.22);

  /* --- Transições --- */
  --transition-fast: 0.2s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.6s ease;

  /* --- Container --- */
  --container-max: 1200px;
  --container-pad: clamp(1rem, 5vw, 5rem);

  /* --- Seções --- */
  --section-pad-y: clamp(3rem, 8vw, 6rem);
}

/* ============================================================
   2. RESET & BASE
============================================================ */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  font-family: var(--font-sans);
  font-size: var(--text-base);
  line-height: var(--leading-relaxed);
  color: var(--color-text-dark);
  background: var(--color-white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

ul, ol { list-style: none; }

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

/* ============================================================
   3. LAYOUT — CONTAINER & GRID
============================================================ */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-pad);
}

.section {
  padding-block: var(--section-pad-y);
}

/* Background variants */
.section--dark    { background: var(--color-navy-900); }
.section--navy    { background: var(--color-navy-700); }
.section--light   { background: var(--color-blue-50); }
.section--pale    { background: var(--color-blue-100); }
.section--white   { background: var(--color-white); }

/* Grid utilities */
.grid      { display: grid; }
.grid-2    { grid-template-columns: 1fr; }
.grid-3    { grid-template-columns: 1fr; }
.grid-4    { grid-template-columns: 1fr; }

@media (min-width: 768px) {
  .grid-2  { grid-template-columns: repeat(2, 1fr); }
  .grid-3  { grid-template-columns: repeat(3, 1fr); }
}

@media (min-width: 1024px) {
  .grid-4  { grid-template-columns: repeat(4, 1fr); }
}

.gap-sm  { gap: var(--space-4); }
.gap-md  { gap: var(--space-6); }
.gap-lg  { gap: var(--space-8); }

/* Flex utilities */
.flex         { display: flex; }
.flex-center  { display: flex; align-items: center; justify-content: center; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.flex-wrap    { flex-wrap: wrap; }

/* ============================================================
   4. TIPOGRAFIA
============================================================ */

/* Headlines — Cormorant Garamond */
.h1, h1,
.h2, h2,
.h3, h3 {
  font-family: var(--font-serif);
  font-weight: 300;
  line-height: var(--leading-tight);
  letter-spacing: -0.02em;
  color: var(--color-text-dark);
}

h1, .h1 { font-size: clamp(var(--text-4xl), 5vw, var(--text-6xl)); }
h2, .h2 { font-size: clamp(var(--text-3xl), 4vw, var(--text-5xl)); }
h3, .h3 { font-size: clamp(var(--text-2xl), 3vw, var(--text-4xl)); }
h4, .h4 { font-size: var(--text-xl); font-family: var(--font-sans); font-weight: 600; }
h5, .h5 { font-size: var(--text-lg); font-family: var(--font-sans); font-weight: 600; }
h6, .h6 { font-size: var(--text-base); font-family: var(--font-sans); font-weight: 600; }

/* Text utilities */
.text-serif  { font-family: var(--font-serif); }
.text-sans   { font-family: var(--font-sans); }

.text-xs   { font-size: var(--text-xs); }
.text-sm   { font-size: var(--text-sm); }
.text-base { font-size: var(--text-base); }
.text-lg   { font-size: var(--text-lg); }
.text-xl   { font-size: var(--text-xl); }
.text-2xl  { font-size: var(--text-2xl); }

.font-light   { font-weight: 300; }
.font-normal  { font-weight: 400; }
.font-medium  { font-weight: 500; }
.font-semibold{ font-weight: 600; }
.font-bold    { font-weight: 700; }

.italic { font-style: italic; }

.uppercase    { text-transform: uppercase; }
.tracking-wide{ letter-spacing: 0.08em; }
.tracking-wider{letter-spacing: 0.12em; }

/* Color utilities */
.text-dark    { color: var(--color-text-dark); }
.text-body    { color: var(--color-text-body); }
.text-muted   { color: var(--color-text-muted); }
.text-light   { color: var(--color-text-light); }
.text-white   { color: var(--color-white); }
.text-blue    { color: var(--color-blue-500); }
.text-blue-light { color: var(--color-blue-300); }
.text-gold    { color: var(--color-gold); }

/* Alignment */
.text-center  { text-align: center; }
.text-left    { text-align: left; }
.text-right   { text-align: right; }

/* Section header pattern */
.section-tag {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-blue-300);
  margin-bottom: var(--space-4);
}
.section-tag::before {
  content: '';
  display: inline-block;
  width: 24px;
  height: 1px;
  background: currentColor;
}

.section-title {
  font-family: var(--font-serif);
  font-weight: 300;
  line-height: var(--leading-snug);
  letter-spacing: -0.02em;
  color: var(--color-text-dark);
}

.section-title--light { color: var(--color-white); }

.section-title em {
  font-style: italic;
  color: var(--color-blue-300);
}

.gold-line {
  display: block;
  width: 48px;
  height: 2px;
  background: var(--color-gold);
  margin-block: var(--space-4);
}

/* ============================================================
   5. BOTÕES
============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 0.875rem 1.75rem;        /* 14px 28px */
  border-radius: var(--radius-pill);
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  text-decoration: none;
  border: 2px solid transparent;
  cursor: pointer;
  white-space: nowrap;
  transition:
    background-color var(--transition-base),
    color var(--transition-base),
    border-color var(--transition-base),
    transform var(--transition-fast),
    box-shadow var(--transition-base);
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn:active {
  transform: translateY(0);
  box-shadow: none;
}

.btn:focus-visible {
  outline: 3px solid var(--color-blue-300);
  outline-offset: 3px;
}

/* Tamanhos */
.btn--sm { padding: 0.625rem 1.25rem; font-size: var(--text-xs); }
.btn--lg { padding: 1.125rem 2.25rem; font-size: var(--text-base); }

/* Variantes */
.btn--primary {
  background: var(--color-cta-primary);
  color: var(--color-white);
  border-color: var(--color-cta-primary);
}
.btn--primary:hover {
  background: #155d8a;
  border-color: #155d8a;
}

.btn--dark {
  background: var(--color-cta-dark);
  color: var(--color-white);
  border-color: var(--color-cta-dark);
}
.btn--dark:hover {
  background: #091528;
  border-color: #091528;
}

.btn--outline-light {
  background: transparent;
  color: var(--color-white);
  border-color: var(--color-white);
}
.btn--outline-light:hover {
  background: var(--color-white);
  color: var(--color-navy-900);
}

.btn--outline-blue {
  background: transparent;
  color: var(--color-cta-primary);
  border-color: var(--color-cta-primary);
}
.btn--outline-blue:hover {
  background: var(--color-cta-primary);
  color: var(--color-white);
}

.btn--whatsapp {
  background: var(--color-cta-whatsapp);
  color: var(--color-white);
  border-color: var(--color-cta-whatsapp);
}
.btn--whatsapp:hover {
  background: #1da854;
  border-color: #1da854;
}

.btn--ghost {
  background: transparent;
  color: var(--color-cta-primary);
  border-color: transparent;
  padding-inline: 0;
  letter-spacing: 0.04em;
}
.btn--ghost::after { content: ' →'; }
.btn--ghost:hover  { transform: none; box-shadow: none; text-decoration: underline; }

.btn--ghost-light {
  background: transparent;
  color: var(--color-blue-300);
  border-color: transparent;
  padding-inline: 0;
}
.btn--ghost-light::after { content: ' →'; }
.btn--ghost-light:hover  { transform: none; box-shadow: none; color: var(--color-white); }

/* ============================================================
   6. BADGES & TAGS
============================================================ */
.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-pill);
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border: 1px solid transparent;
}

.badge--blue    { background: var(--color-blue-100); color: var(--color-blue-500); }
.badge--navy    { background: var(--color-navy-900); color: var(--color-text-light); }
.badge--outline { background: transparent; color: var(--color-blue-500); border-color: var(--color-blue-300); }
.badge--gold    { background: rgba(201,169,110,0.1); color: #8B6B2F; border-color: var(--color-gold); }

/* ============================================================
   7. FORMULÁRIO
============================================================ */
.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.form-label {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-dark);
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1.5px solid #C8DAE4;
  border-radius: var(--radius-md);
  font-family: var(--font-sans);
  font-size: var(--text-base);
  color: var(--color-text-dark);
  background: var(--color-white);
  outline: none;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--color-text-muted);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  border-color: var(--color-blue-500);
  box-shadow: 0 0 0 3px rgba(26, 111, 163, 0.12);
}

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

/* ============================================================
   8. CARDS
============================================================ */

/* Card base */
.card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}
.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

/* --- Card Stat --- */
.card-stat {
  padding: var(--space-8) var(--space-6);
  text-align: center;
}
.card-stat__number {
  font-family: var(--font-serif);
  font-size: var(--text-5xl);
  font-weight: 300;
  color: var(--color-navy-900);
  line-height: 1;
}
.card-stat__line {
  width: 2rem;
  height: 2px;
  background: var(--color-gold);
  margin: var(--space-3) auto;
}
.card-stat__label {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-body);
}

/* --- Card Condition --- */
.card-condition {
  padding: var(--space-8) var(--space-6);
  border: 1px solid var(--color-blue-100);
  cursor: pointer;
}
.card-condition:hover { border-color: var(--color-blue-300); }
.card-condition__icon {
  width: 3rem;
  height: 3rem;
  background: var(--color-blue-100);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.375rem;
  margin-bottom: var(--space-4);
}
.card-condition__title {
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--color-text-dark);
  margin-bottom: var(--space-2);
}
.card-condition__desc {
  font-size: var(--text-sm);
  color: var(--color-text-body);
  line-height: var(--leading-relaxed);
}

/* --- Card Differential (sobre fundo escuro) --- */
.card-differential {
  display: flex;
  gap: var(--space-6);
  padding: var(--space-6);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  transition: background var(--transition-base);
}
.card-differential:hover { background: rgba(255, 255, 255, 0.1); }
.card-differential__icon {
  width: 3rem;
  height: 3rem;
  flex-shrink: 0;
  background: rgba(91, 175, 214, 0.15);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.375rem;
}
.card-differential__title {
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--color-white);
  margin-bottom: var(--space-2);
}
.card-differential__desc {
  font-size: var(--text-sm);
  color: rgba(232, 244, 251, 0.75);
  line-height: var(--leading-loose);
}

/* --- Card Process --- */
.card-process {
  padding: var(--space-8) var(--space-6);
  position: relative;
  overflow: hidden;
}
.card-process__number {
  position: absolute;
  top: var(--space-4);
  right: var(--space-6);
  font-family: var(--font-serif);
  font-size: var(--text-6xl);
  font-weight: 300;
  color: var(--color-blue-100);
  line-height: 1;
  user-select: none;
}
.card-process__title {
  font-size: var(--text-xl);
  font-weight: 600;
  color: var(--color-navy-900);
  margin-bottom: var(--space-3);
}
.card-process__desc {
  font-size: var(--text-sm);
  color: var(--color-text-body);
  line-height: var(--leading-loose);
}

/* --- Card Review --- */
.card-review {
  padding: var(--space-8) var(--space-6);
  border: 1px solid var(--color-blue-100);
}
.card-review__stars {
  font-size: 1.125rem;
  letter-spacing: 0.1em;
  color: var(--color-stars);
  margin-bottom: var(--space-4);
}
.card-review__text {
  font-size: var(--text-base);
  font-style: italic;
  color: var(--color-text-body);
  line-height: var(--leading-loose);
  margin-bottom: var(--space-6);
}
.card-review__author {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}
.card-review__avatar {
  width: 2.75rem;
  height: 2.75rem;
  border-radius: var(--radius-full);
  background: var(--color-blue-100);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.125rem;
  flex-shrink: 0;
}
.card-review__name {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text-dark);
}
.card-review__detail {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

/* ============================================================
   9. FAQ ACCORDION
============================================================ */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.faq-item {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.faq-question {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-6);
  background: none;
  border: none;
  cursor: pointer;
  font-family: var(--font-sans);
  font-size: var(--text-base);
  font-weight: 500;
  color: var(--color-text-light);
  text-align: left;
  transition: background var(--transition-fast);
}
.faq-question:hover { background: rgba(255, 255, 255, 0.04); }

.faq-icon {
  width: 1.5rem;
  height: 1.5rem;
  border-radius: var(--radius-full);
  background: rgba(91, 175, 214, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-blue-300);
  font-size: 1.125rem;
  flex-shrink: 0;
  transition: transform var(--transition-base);
  line-height: 1;
}

.faq-item.is-open .faq-icon { transform: rotate(45deg); }

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease;
}

.faq-answer__inner {
  padding: 0 var(--space-6) var(--space-6);
  font-size: var(--text-base);
  color: rgba(232, 244, 251, 0.7);
  line-height: var(--leading-loose);
}

.faq-item.is-open .faq-answer { max-height: 400px; }

/* ============================================================
   10. HEADER / NAVEGAÇÃO
============================================================ */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: var(--color-navy-900);
  padding-block: var(--space-4);
  box-shadow: 0 2px 20px rgba(4, 26, 52, 0.4);
  transition: background var(--transition-base);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-8);
}

.site-header__logo {
  font-family: var(--font-serif);
  font-size: var(--text-xl);
  font-weight: 300;
  color: var(--color-white);
  white-space: nowrap;
}
.site-header__logo span { color: var(--color-blue-300); }

.site-header__nav {
  display: none;
  align-items: center;
  gap: var(--space-8);
}
@media (min-width: 1024px) {
  .site-header__nav { display: flex; }
}

.site-header__nav a {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(232, 244, 251, 0.7);
  text-decoration: none;
  transition: color var(--transition-fast);
  padding-block: var(--space-1);
}
.site-header__nav a:hover { color: var(--color-white); }

.site-header__cta {
  display: none;
}
@media (min-width: 768px) {
  .site-header__cta { display: flex; }
}

/* Hamburger (mobile) */
.site-header__hamburger {
  display: flex;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-2);
}
@media (min-width: 1024px) {
  .site-header__hamburger { display: none; }
}

.site-header__hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-white);
  border-radius: 2px;
  transition: transform var(--transition-base), opacity var(--transition-fast);
}

/* ============================================================
   11. HERO
============================================================ */
.hero {
  min-height: 100svh;
  background: var(--color-navy-900);
  display: grid;
  grid-template-columns: 1fr;
  align-items: center;
  padding-top: 80px;  /* header height */
  position: relative;
  overflow: hidden;
}
@media (min-width: 1024px) {
  .hero { grid-template-columns: 1fr 1fr; }
}

.hero::before {
  content: '';
  position: absolute;
  top: -10%;
  right: -5%;
  width: 50%;
  height: 80%;
  border-radius: var(--radius-full);
  background: radial-gradient(ellipse, rgba(26,111,163,0.2) 0%, transparent 70%);
  pointer-events: none;
}

.hero__content {
  padding: var(--space-16) var(--container-pad);
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.hero__tag {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-blue-300);
}
.hero__tag::before {
  content: '';
  display: inline-block;
  width: 1.5rem;
  height: 1px;
  background: currentColor;
}

.hero__headline {
  font-family: var(--font-serif);
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  font-weight: 300;
  line-height: var(--leading-tight);
  letter-spacing: -0.02em;
  color: var(--color-white);
}
.hero__headline em {
  font-style: italic;
  color: var(--color-blue-300);
}

.hero__sub {
  font-size: clamp(var(--text-base), 2vw, var(--text-lg));
  color: var(--color-text-light);
  opacity: 0.75;
  line-height: var(--leading-relaxed);
  max-width: 520px;
}

.hero__ctas {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
}

.hero__image {
  position: relative;
  height: 100%;
  min-height: 420px;
}
.hero__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
}

/* ============================================================
   12. SEÇÕES DE CONTEÚDO
============================================================ */

/* Stats */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4);
}
@media (min-width: 768px) {
  .stats-grid { grid-template-columns: repeat(4, 1fr); }
}

/* Bio Split */
.bio-split {
  display: grid;
  grid-template-columns: 1fr;
}
@media (min-width: 1024px) {
  .bio-split { grid-template-columns: 1fr 1fr; }
}

.bio-split__image {
  min-height: 480px;
  background: linear-gradient(160deg, var(--color-navy-700) 0%, var(--color-navy-900) 100%);
  position: relative;
  overflow: hidden;
}
.bio-split__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
}

.bio-split__content {
  padding: var(--space-16) clamp(var(--space-8), 5vw, var(--space-16));
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: var(--space-6);
}

/* Contact Split */
.contact-split {
  display: grid;
  grid-template-columns: 1fr;
}
@media (min-width: 1024px) {
  .contact-split { grid-template-columns: 1fr 1fr; }
}

.contact-split__image {
  min-height: 420px;
  background: linear-gradient(200deg, var(--color-blue-500) 0%, var(--color-navy-900) 100%);
  order: 2;
}
@media (min-width: 1024px) {
  .contact-split__image { order: -1; }
}
.contact-split__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.contact-split__content {
  padding: var(--space-16) clamp(var(--space-8), 5vw, var(--space-16));
}

.contact-form-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}
@media (min-width: 480px) {
  .contact-form-grid { grid-template-columns: 1fr 1fr; }
}
.contact-form-grid .full { grid-column: 1 / -1; }

/* Hospitais / Convênios */
.logos-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4);
  align-items: center;
}
@media (min-width: 480px) {
  .logos-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (min-width: 768px) {
  .logos-grid { grid-template-columns: repeat(4, 1fr); }
}
@media (min-width: 1024px) {
  .logos-grid { grid-template-columns: repeat(6, 1fr); }
}

.logo-item {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-4);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-blue-100);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}
.logo-item:hover {
  border-color: var(--color-blue-300);
  box-shadow: var(--shadow-sm);
}
.logo-item img {
  height: 40px;
  width: auto;
  object-fit: contain;
  filter: grayscale(100%);
  opacity: 0.6;
  transition: filter var(--transition-base), opacity var(--transition-base);
}
.logo-item:hover img {
  filter: grayscale(0%);
  opacity: 1;
}

/* ============================================================
   13. WHATSAPP FLUTUANTE
============================================================ */
.whatsapp-float {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 9999;
  width: 3.5rem;
  height: 3.5rem;
  border-radius: var(--radius-full);
  background: var(--color-cta-whatsapp);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
  cursor: pointer;
  text-decoration: none;
  transition: transform var(--transition-fast), box-shadow var(--transition-base);
}
.whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 28px rgba(37, 211, 102, 0.5);
}
.whatsapp-float::before {
  content: '';
  position: absolute;
  inset: -0.375rem;
  border-radius: var(--radius-full);
  border: 2px solid rgba(37, 211, 102, 0.4);
  animation: whatsapp-pulse 2s infinite;
}
.whatsapp-float svg {
  width: 1.75rem;
  height: 1.75rem;
  fill: white;
}

@keyframes whatsapp-pulse {
  0%   { transform: scale(1);   opacity: 0.8; }
  70%  { transform: scale(1.35); opacity: 0; }
  100% { transform: scale(1.35); opacity: 0; }
}

/* ============================================================
   14. FOOTER
============================================================ */
.site-footer {
  background: var(--color-navy-900);
  padding-block: var(--space-16) var(--space-8);
}

.site-footer__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-10);
  margin-bottom: var(--space-10);
  padding-bottom: var(--space-10);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
@media (min-width: 768px) {
  .site-footer__grid { grid-template-columns: 2fr 1fr 1fr; }
}
@media (min-width: 1024px) {
  .site-footer__grid { grid-template-columns: 2fr 1fr 1fr 1fr; }
}

.footer-brand__name {
  font-family: var(--font-serif);
  font-size: var(--text-2xl);
  font-weight: 300;
  color: var(--color-white);
  margin-bottom: var(--space-1);
}
.footer-brand__role {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-blue-300);
  margin-bottom: var(--space-4);
}
.footer-brand__desc {
  font-size: var(--text-sm);
  color: rgba(232, 244, 251, 0.5);
  line-height: var(--leading-loose);
  margin-bottom: var(--space-6);
  max-width: 320px;
}

.footer-socials {
  display: flex;
  gap: var(--space-3);
}
.footer-social {
  width: 2.25rem;
  height: 2.25rem;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(232, 244, 251, 0.6);
  text-decoration: none;
  font-size: var(--text-sm);
  transition: background var(--transition-fast), color var(--transition-fast);
}
.footer-social:hover {
  background: rgba(255, 255, 255, 0.12);
  color: var(--color-white);
}

.footer-col__title {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: var(--space-4);
}
.footer-col__links {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}
.footer-col__links a {
  font-size: var(--text-sm);
  color: rgba(232, 244, 251, 0.6);
  text-decoration: none;
  transition: color var(--transition-fast);
}
.footer-col__links a:hover { color: var(--color-white); }

.site-footer__bottom {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  align-items: flex-start;
}
@media (min-width: 768px) {
  .site-footer__bottom {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }
}
.footer-copy {
  font-size: var(--text-xs);
  color: rgba(232, 244, 251, 0.3);
}

/* ============================================================
   15. ANIMAÇÕES / SCROLL REVEAL
============================================================ */
[data-reveal] {
  opacity: 0;
  transform: translateY(1.5rem);
  transition: opacity var(--transition-slow), transform var(--transition-slow);
}
[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Delay escalonado */
[data-reveal-delay="1"] { transition-delay: 0.1s; }
[data-reveal-delay="2"] { transition-delay: 0.2s; }
[data-reveal-delay="3"] { transition-delay: 0.3s; }
[data-reveal-delay="4"] { transition-delay: 0.4s; }

/* Parallax (JS-driven via CSS var) */
.parallax-img {
  will-change: transform;
}

/* Respeitar preferências de acessibilidade */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  [data-reveal] {
    opacity: 1;
    transform: none;
  }
  .whatsapp-float::before {
    animation: none;
  }
}

/* ============================================================
   16. UTILITÁRIOS
============================================================ */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.mt-auto { margin-top: auto; }

.divider {
  border: none;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}
.divider--light { border-top-color: #d1dde6; }