/* ============================================
   Prontuário Zero — Design System
   ============================================ */

:root {
  /* Cores */
  --pz-emerald-50:  #ecfdf5;
  --pz-emerald-100: #d1fae5;
  --pz-emerald-500: #10b981;
  --pz-emerald-600: #059669;
  --pz-emerald-700: #047857;
  --pz-emerald-900: #064e3b;

  --pz-zinc-50:  #fafafa;
  --pz-zinc-100: #f4f4f5;
  --pz-zinc-200: #e4e4e7;
  --pz-zinc-300: #d4d4d8;
  --pz-zinc-400: #a1a1aa;
  --pz-zinc-500: #71717a;
  --pz-zinc-600: #52525b;
  --pz-zinc-700: #3f3f46;
  --pz-zinc-800: #27272a;
  --pz-zinc-900: #18181b;
  --pz-zinc-950: #09090b;

  --pz-amber-400: #fbbf24;
  --pz-amber-500: #f59e0b;
  --pz-amber-600: #d97706;

  --pz-red-500: #ef4444;
  --pz-red-600: #dc2626;
  --pz-blue-500: #3b82f6;

  /* Tipografia */
  --pz-font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  --pz-font-display: 'Bricolage Grotesque', 'Inter', sans-serif;
  --pz-font-mono: 'JetBrains Mono', ui-monospace, 'SF Mono', Menlo, monospace;

  /* Espaçamento */
  --pz-radius-sm: 6px;
  --pz-radius:    10px;
  --pz-radius-lg: 16px;
  --pz-radius-xl: 24px;

  --pz-shadow-sm: 0 1px 2px rgba(0,0,0,.05);
  --pz-shadow:    0 1px 3px rgba(0,0,0,.1), 0 1px 2px rgba(0,0,0,.06);
  --pz-shadow-md: 0 4px 6px -1px rgba(0,0,0,.1), 0 2px 4px -1px rgba(0,0,0,.06);
  --pz-shadow-lg: 0 10px 15px -3px rgba(0,0,0,.1), 0 4px 6px -2px rgba(0,0,0,.05);
  --pz-shadow-xl: 0 20px 25px -5px rgba(0,0,0,.1), 0 10px 10px -5px rgba(0,0,0,.04);

  /* Container */
  --pz-container: 1200px;
}

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

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

body {
  font-family: var(--pz-font-sans);
  font-size: 16px;
  line-height: 1.6;
  color: var(--pz-zinc-900);
  background: #fff;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img, svg, video { max-width: 100%; display: block; }
button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; background: none; border: none; }
a { color: inherit; text-decoration: none; }

h1, h2, h3, h4, h5 {
  font-family: var(--pz-font-display);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.1;
  color: var(--pz-zinc-950);
}
h1 { font-size: clamp(2.25rem, 5vw, 4rem); }
h2 { font-size: clamp(1.875rem, 4vw, 3rem); }
h3 { font-size: clamp(1.375rem, 2.5vw, 1.75rem); }
h4 { font-size: 1.125rem; }

p { color: var(--pz-zinc-700); }

/* ============================================
   Container
   ============================================ */
.pz-container {
  max-width: var(--pz-container);
  margin: 0 auto;
  padding: 0 24px;
}
@media (min-width: 768px) {
  .pz-container { padding: 0 32px; }
}

/* ============================================
   Navbar
   ============================================ */
.pz-nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255,255,255,.85);
  backdrop-filter: saturate(180%) blur(12px);
  -webkit-backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--pz-zinc-100);
}
.pz-nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
}
.pz-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--pz-font-display);
  font-weight: 600;
  font-size: 18px;
  color: var(--pz-zinc-950);
  letter-spacing: -0.02em;
}
.pz-logo-mark {
  width: 32px; height: 32px;
  border-radius: 9px;
  background: linear-gradient(135deg, var(--pz-emerald-500), var(--pz-emerald-700));
  display: grid; place-items: center;
  color: white;
  font-weight: 700;
  font-size: 14px;
}
.pz-nav-links {
  display: none;
  align-items: center;
  gap: 28px;
}
.pz-nav-links a {
  font-size: 14px;
  color: var(--pz-zinc-600);
  font-weight: 500;
  transition: color .15s;
}
.pz-nav-links a:hover { color: var(--pz-zinc-900); }
.pz-nav-cta {
  display: flex;
  align-items: center;
  gap: 12px;
}
@media (min-width: 768px) {
  .pz-nav-links { display: flex; }
}

/* ============================================
   Buttons
   ============================================ */
.pz-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 18px;
  border-radius: var(--pz-radius);
  font-weight: 600;
  font-size: 14px;
  line-height: 1;
  transition: all .15s;
  white-space: nowrap;
  cursor: pointer;
  border: 1px solid transparent;
}
.pz-btn-primary {
  background: var(--pz-zinc-950);
  color: white;
}
.pz-btn-primary:hover { background: var(--pz-zinc-800); transform: translateY(-1px); }

.pz-btn-emerald {
  background: var(--pz-emerald-600);
  color: white;
}
.pz-btn-emerald:hover { background: var(--pz-emerald-700); transform: translateY(-1px); }

.pz-btn-ghost {
  background: transparent;
  color: var(--pz-zinc-700);
}
.pz-btn-ghost:hover { background: var(--pz-zinc-100); color: var(--pz-zinc-900); }

.pz-btn-outline {
  background: white;
  color: var(--pz-zinc-900);
  border: 1px solid var(--pz-zinc-200);
}
.pz-btn-outline:hover { border-color: var(--pz-zinc-300); background: var(--pz-zinc-50); }

.pz-btn-lg {
  padding: 14px 24px;
  font-size: 15px;
  border-radius: 12px;
}
.pz-btn-xl {
  padding: 16px 32px;
  font-size: 16px;
  border-radius: 12px;
}
.pz-btn-amber {
  background: var(--pz-amber-400);
  color: var(--pz-zinc-950);
}
.pz-btn-amber:hover { background: var(--pz-amber-500); }

/* ============================================
   Sections
   ============================================ */
.pz-section { padding: 80px 0; }
@media (min-width: 768px) { .pz-section { padding: 120px 0; } }

.pz-section-dark { background: var(--pz-zinc-950); color: white; }
.pz-section-dark h1, .pz-section-dark h2, .pz-section-dark h3 { color: white; }
.pz-section-dark p { color: var(--pz-zinc-300); }

.pz-section-zinc { background: var(--pz-zinc-50); }
.pz-section-emerald { background: var(--pz-emerald-50); }

.pz-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  background: var(--pz-emerald-50);
  color: var(--pz-emerald-700);
  border-radius: 100px;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 16px;
}
.pz-section-dark .pz-eyebrow {
  background: rgba(16, 185, 129, .12);
  color: var(--pz-emerald-500);
}

/* ============================================
   Hero
   ============================================ */
.pz-hero {
  padding: 80px 0 100px;
  background: radial-gradient(ellipse at top, var(--pz-emerald-50) 0%, transparent 60%), white;
}
.pz-hero-grid {
  display: grid;
  gap: 64px;
  align-items: center;
}
@media (min-width: 1024px) {
  .pz-hero-grid { grid-template-columns: 1.1fr 1fr; gap: 80px; }
}
.pz-hero h1 {
  font-size: clamp(2.5rem, 5.5vw, 4.25rem);
  margin-bottom: 24px;
}
.pz-hero h1 em {
  background: linear-gradient(135deg, var(--pz-emerald-600), var(--pz-emerald-500));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  font-style: normal;
}
.pz-hero-sub {
  font-size: 1.125rem;
  line-height: 1.6;
  margin-bottom: 32px;
  max-width: 560px;
}
.pz-hero-ctas { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 32px; }
.pz-hero-trust {
  display: flex;
  align-items: center;
  gap: 20px;
  font-size: 13px;
  color: var(--pz-zinc-500);
}

/* ============================================
   Cards / Features
   ============================================ */
.pz-grid-3 {
  display: grid;
  gap: 24px;
  grid-template-columns: 1fr;
}
@media (min-width: 768px) { .pz-grid-3 { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .pz-grid-3 { grid-template-columns: repeat(3, 1fr); } }

.pz-grid-2 {
  display: grid;
  gap: 24px;
  grid-template-columns: 1fr;
}
@media (min-width: 768px) { .pz-grid-2 { grid-template-columns: repeat(2, 1fr); } }

.pz-card {
  background: white;
  border: 1px solid var(--pz-zinc-200);
  border-radius: var(--pz-radius-lg);
  padding: 28px;
  transition: all .2s;
}
.pz-card:hover {
  border-color: var(--pz-zinc-300);
  box-shadow: var(--pz-shadow-md);
  transform: translateY(-2px);
}
.pz-card-icon {
  width: 44px; height: 44px;
  border-radius: 10px;
  background: var(--pz-emerald-50);
  color: var(--pz-emerald-600);
  display: grid; place-items: center;
  margin-bottom: 20px;
  font-size: 22px;
}
.pz-card h3 { font-size: 1.125rem; margin-bottom: 8px; }
.pz-card p { font-size: 0.9375rem; line-height: 1.55; }

/* ============================================
   Footer
   ============================================ */
.pz-footer {
  background: var(--pz-zinc-950);
  color: var(--pz-zinc-400);
  padding: 60px 0 32px;
}
.pz-footer-grid {
  display: grid;
  gap: 40px;
  grid-template-columns: 1fr;
  margin-bottom: 40px;
}
@media (min-width: 768px) { .pz-footer-grid { grid-template-columns: 2fr 1fr 1fr 1fr; } }
.pz-footer h4 {
  color: white;
  font-size: 0.8125rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 16px;
}
.pz-footer ul { list-style: none; }
.pz-footer ul li { margin-bottom: 10px; }
.pz-footer ul li a {
  font-size: 0.875rem;
  color: var(--pz-zinc-400);
  transition: color .15s;
}
.pz-footer ul li a:hover { color: white; }
.pz-footer-bottom {
  padding-top: 28px;
  border-top: 1px solid var(--pz-zinc-800);
  font-size: 0.8125rem;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

/* ============================================
   Forms
   ============================================ */
.pz-form { display: flex; flex-direction: column; gap: 16px; }
.pz-field { display: flex; flex-direction: column; gap: 6px; }
.pz-label { font-size: 13px; font-weight: 600; color: var(--pz-zinc-700); }
.pz-input, .pz-select, .pz-textarea {
  width: 100%;
  padding: 11px 14px;
  border: 1px solid var(--pz-zinc-200);
  border-radius: var(--pz-radius);
  background: white;
  font-size: 15px;
  transition: border-color .15s, box-shadow .15s;
}
.pz-input:focus, .pz-select:focus, .pz-textarea:focus {
  outline: none;
  border-color: var(--pz-emerald-500);
  box-shadow: 0 0 0 3px rgba(16,185,129,.15);
}
.pz-textarea { resize: vertical; min-height: 100px; line-height: 1.55; }
.pz-error { color: var(--pz-red-600); font-size: 13px; }

/* ============================================
   Badges
   ============================================ */
.pz-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 10px;
  border-radius: 100px;
  font-size: 12px;
  font-weight: 600;
}
.pz-badge-emerald { background: var(--pz-emerald-100); color: var(--pz-emerald-700); }
.pz-badge-amber { background: #fef3c7; color: #92400e; }
.pz-badge-zinc { background: var(--pz-zinc-100); color: var(--pz-zinc-700); }

/* ============================================
   Pricing
   ============================================ */
.pz-pricing-grid {
  display: grid;
  gap: 24px;
  grid-template-columns: 1fr;
}
@media (min-width: 1024px) { .pz-pricing-grid { grid-template-columns: repeat(3, 1fr); } }
.pz-price-card {
  background: white;
  border: 1px solid var(--pz-zinc-200);
  border-radius: var(--pz-radius-lg);
  padding: 32px;
  display: flex;
  flex-direction: column;
}
.pz-price-card.featured {
  border-color: var(--pz-emerald-600);
  border-width: 2px;
  position: relative;
  background: linear-gradient(180deg, var(--pz-emerald-50) 0%, white 30%);
}
.pz-price-card.featured::before {
  content: 'Mais escolhido';
  position: absolute;
  top: -12px; left: 50%;
  transform: translateX(-50%);
  background: var(--pz-emerald-600);
  color: white;
  padding: 4px 14px;
  border-radius: 100px;
  font-size: 12px;
  font-weight: 700;
}
.pz-price-name { font-size: 14px; font-weight: 700; color: var(--pz-zinc-500); text-transform: uppercase; letter-spacing: 0.04em; margin-bottom: 12px; }
.pz-price-value { font-size: 2.75rem; font-weight: 700; letter-spacing: -0.03em; color: var(--pz-zinc-950); }
.pz-price-value small { font-size: 1rem; font-weight: 500; color: var(--pz-zinc-500); }
.pz-price-desc { color: var(--pz-zinc-600); font-size: 14px; margin: 8px 0 24px; }
.pz-price-features { list-style: none; flex: 1; margin-bottom: 24px; }
.pz-price-features li {
  padding: 8px 0;
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 14px;
  color: var(--pz-zinc-700);
  border-bottom: 1px solid var(--pz-zinc-100);
}
.pz-price-features li::before {
  content: '✓';
  color: var(--pz-emerald-600);
  font-weight: 700;
}

/* ============================================
   FAQ
   ============================================ */
.pz-faq { max-width: 760px; margin: 0 auto; }
.pz-faq-item {
  border-bottom: 1px solid var(--pz-zinc-200);
  padding: 20px 0;
}
.pz-faq-q {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  text-align: left;
  font-weight: 600;
  font-size: 1.0625rem;
  color: var(--pz-zinc-900);
  padding: 4px 0;
}
.pz-faq-q::after {
  content: '+';
  font-size: 1.5rem;
  color: var(--pz-zinc-400);
  transition: transform .2s;
}
.pz-faq-item[open] .pz-faq-q::after { content: '−'; }
.pz-faq-a {
  margin-top: 12px;
  color: var(--pz-zinc-600);
  font-size: 0.9375rem;
  line-height: 1.6;
}

/* ============================================
   App layout (área logada)
   ============================================ */
.pz-app-shell {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 240px 1fr;
  background: var(--pz-zinc-50);
}
@media (max-width: 768px) {
  .pz-app-shell { grid-template-columns: 1fr; }
}
.pz-sidebar {
  background: white;
  border-right: 1px solid var(--pz-zinc-200);
  padding: 24px 16px;
  display: flex;
  flex-direction: column;
}
.pz-sidebar-nav { display: flex; flex-direction: column; gap: 4px; margin-top: 24px; flex: 1; }
.pz-sidebar-nav a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 500;
  color: var(--pz-zinc-600);
  transition: all .15s;
}
.pz-sidebar-nav a:hover { background: var(--pz-zinc-100); color: var(--pz-zinc-900); }
.pz-sidebar-nav a.active { background: var(--pz-emerald-50); color: var(--pz-emerald-700); }
.pz-main { padding: 32px 40px; }
@media (max-width: 768px) { .pz-main { padding: 20px; } }
.pz-page-title { font-size: 1.75rem; margin-bottom: 6px; }
.pz-page-sub { color: var(--pz-zinc-500); margin-bottom: 28px; }

/* ============================================
   Stats / Metrics
   ============================================ */
.pz-stat-grid {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
}
.pz-stat {
  background: white;
  border: 1px solid var(--pz-zinc-200);
  border-radius: var(--pz-radius);
  padding: 20px;
}
.pz-stat-label { font-size: 13px; color: var(--pz-zinc-500); font-weight: 500; }
.pz-stat-value { font-size: 1.875rem; font-weight: 700; color: var(--pz-zinc-950); margin-top: 4px; letter-spacing: -0.02em; }
.pz-stat-delta { font-size: 12px; color: var(--pz-emerald-600); font-weight: 600; margin-top: 4px; }

/* ============================================
   Mockup demo card (hero)
   ============================================ */
.pz-mockup {
  background: white;
  border-radius: var(--pz-radius-xl);
  box-shadow: var(--pz-shadow-xl);
  padding: 28px;
  border: 1px solid var(--pz-zinc-100);
}
.pz-mockup-header {
  display: flex; align-items: center; gap: 8px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--pz-zinc-100);
  margin-bottom: 20px;
}
.pz-mockup-dot { width: 10px; height: 10px; border-radius: 50%; background: var(--pz-zinc-200); }
.pz-mockup-title { margin-left: 8px; font-size: 13px; color: var(--pz-zinc-500); font-weight: 500; }

.pz-rec-badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--pz-emerald-50);
  color: var(--pz-emerald-700);
  padding: 8px 14px;
  border-radius: 100px;
  font-size: 13px;
  font-weight: 600;
}
.pz-rec-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--pz-emerald-500);
  animation: pulse 1.4s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.3); }
}

/* ============================================
   Recording state (consulta)
   ============================================ */
.pz-rec-screen {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 60px 20px;
  background: white;
  border-radius: var(--pz-radius-lg);
  border: 1px solid var(--pz-zinc-200);
}
.pz-rec-button {
  width: 120px; height: 120px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--pz-emerald-500), var(--pz-emerald-700));
  color: white;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  box-shadow: 0 0 0 8px rgba(16,185,129,.15), var(--pz-shadow-lg);
  transition: all .2s;
}
.pz-rec-button:hover { transform: scale(1.03); }
.pz-rec-button.recording {
  background: linear-gradient(135deg, var(--pz-red-500), var(--pz-red-600));
  box-shadow: 0 0 0 8px rgba(239,68,68,.15), var(--pz-shadow-lg);
  animation: rec-pulse 1.8s infinite;
}
@keyframes rec-pulse {
  0%, 100% { box-shadow: 0 0 0 8px rgba(239,68,68,.15); }
  50% { box-shadow: 0 0 0 16px rgba(239,68,68,.08); }
}

.pz-rec-timer {
  font-family: var(--pz-font-mono);
  font-size: 2.5rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--pz-zinc-900);
  margin: 32px 0 12px;
}

/* ============================================
   Transcript live
   ============================================ */
.pz-transcript {
  background: var(--pz-zinc-50);
  border: 1px solid var(--pz-zinc-200);
  border-radius: var(--pz-radius);
  padding: 20px;
  max-height: 280px;
  overflow-y: auto;
  font-size: 15px;
  line-height: 1.7;
}
.pz-transcript .speaker { display: inline-block; font-weight: 700; color: var(--pz-emerald-700); margin-right: 6px; }
.pz-transcript .speaker.patient { color: var(--pz-blue-500); }
.pz-transcript-line { margin-bottom: 8px; }
.pz-transcript-line.partial { opacity: 0.5; font-style: italic; }

/* ============================================
   Utilities
   ============================================ */
.pz-text-center { text-align: center; }
.pz-text-emerald { color: var(--pz-emerald-600); }
.pz-mt-0 { margin-top: 0; }
.pz-mt-4 { margin-top: 16px; }
.pz-mt-6 { margin-top: 24px; }
.pz-mt-8 { margin-top: 32px; }
.pz-mb-2 { margin-bottom: 8px; }
.pz-mb-6 { margin-bottom: 24px; }
.pz-mb-10 { margin-bottom: 40px; }

/* Toggle billing */
.pz-toggle {
  display: inline-flex;
  background: var(--pz-zinc-100);
  border-radius: 100px;
  padding: 4px;
  gap: 4px;
}
.pz-toggle button {
  padding: 8px 18px;
  border-radius: 100px;
  font-size: 13px;
  font-weight: 600;
  color: var(--pz-zinc-600);
}
.pz-toggle button.active {
  background: white;
  color: var(--pz-zinc-900);
  box-shadow: var(--pz-shadow-sm);
}