@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,400;0,600;0,700;1,400;1,600&family=Lora:ital,wght@0,400;0,500;1,400&family=Inter:wght@400;500&display=swap');

:root {
  --bg-paper: #F6F6F2;
  --bg-highlight: #EAEAE4;
  
  --text-ink: #111111;
  --text-muted: #4A4A4A;
  
  --border-ink: #111111;
  --border-light: #CCCCCC;
  
  --font-heading: 'Cormorant Garamond', serif;
  --font-body: 'Lora', serif;
  --font-mono: 'Inter', sans-serif; /* For small technical labels */
  
  --spacing-section: clamp(4rem, 8vw, 8rem);
  --content-width: 840px; /* Academic paper width */
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  background-color: var(--bg-paper);
}

body {
  color: var(--text-ink);
  font-family: var(--font-body);
  font-size: 1.125rem;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--text-ink);
  font-weight: 600;
  line-height: 1.2;
}

/* Document Header (Simulating a formal paper) */
.doc-header {
  border-bottom: 2px solid var(--border-ink);
  padding: 1.5rem 0;
  margin-bottom: var(--spacing-section);
  text-align: center;
}

.doc-meta {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  display: flex;
  justify-content: center;
  gap: 2rem;
}

.container {
  max-width: var(--content-width);
  margin: 0 auto;
  padding: 0 clamp(1.5rem, 5vw, 3rem);
}

/* Title Area */
.title-area {
  text-align: center;
  margin-bottom: 4rem;
}

.main-title {
  font-size: clamp(2.5rem, 6vw, 4rem);
  letter-spacing: -0.01em;
  margin-bottom: 1.5rem;
}

.main-title em {
  font-style: italic;
  font-weight: 400;
}

.abstract {
  font-size: 1.25rem;
  font-style: italic;
  color: var(--text-muted);
  max-width: 720px;
  margin: 0 auto 3rem;
  line-height: 1.6;
}

/* Typography styles */
p {
  margin-bottom: 1.5rem;
}

.drop-cap::first-letter {
  font-family: var(--font-heading);
  font-size: 4.5rem;
  font-weight: 700;
  float: left;
  line-height: 1;
  margin-right: 0.5rem;
  margin-top: -0.25rem;
  color: var(--text-ink);
}

.section-title {
  font-size: 2rem;
  border-bottom: 1px solid var(--border-ink);
  padding-bottom: 0.5rem;
  margin: 4rem 0 2rem;
}

/* Structured Data / Protocol Grid */
.protocol-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  border-top: 1px solid var(--border-ink);
}

.protocol-item {
  border-bottom: 1px solid var(--border-light);
  padding: 2rem 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

@media(min-width: 600px) {
  .protocol-item {
    grid-template-columns: 150px 1fr;
    gap: 2rem;
  }
}

.protocol-num {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-muted);
}

.protocol-content h3 {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
}

.protocol-content p {
  margin-bottom: 0;
  font-size: 1rem;
}

/* The "Guarantee" Box - Formatted as an Addendum */
.addendum {
  background-color: var(--bg-highlight);
  border: 1px solid var(--border-ink);
  padding: 3rem;
  margin: var(--spacing-section) 0;
}

.addendum h4 {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 1rem;
}

.addendum p {
  font-style: italic;
  margin-bottom: 0;
}

/* Intake Form (Protocolo de Admissão) */
.intake-section {
  padding: var(--spacing-section) 0;
  border-top: 2px solid var(--border-ink);
  margin-top: var(--spacing-section);
}

.form-wrapper {
  background: var(--bg-paper);
}

.form-wrapper .section-title {
  margin-top: 0;
}

.form-instructions {
  font-size: 0.95rem;
  color: var(--text-muted);
  margin-bottom: 3rem;
  font-family: var(--font-mono);
}

.form-group {
  margin-bottom: 2rem;
}

.form-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-ink);
  margin-bottom: 0.5rem;
  font-weight: 500;
}

.form-control {
  width: 100%;
  background: transparent;
  border: 1px solid var(--border-light);
  padding: 1rem;
  color: var(--text-ink);
  font-family: var(--font-body);
  font-size: 1rem;
  transition: border-color 0.2s ease;
  border-radius: 0;
  -webkit-appearance: none;
}

.form-control:focus {
  outline: none;
  border-color: var(--border-ink);
  background: #FFF;
}

select.form-control {
  background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23111111' stroke-width='1.5' stroke-linecap='square' stroke-linejoin='miter'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  background-size: 1em;
}

.submit-btn {
  display: inline-block;
  background: var(--text-ink);
  color: var(--bg-paper);
  border: 1px solid var(--text-ink);
  padding: 1.25rem 3rem;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  cursor: pointer;
  margin-top: 1rem;
  transition: all 0.3s ease;
  text-decoration: none;
  text-align: center;
}

.submit-btn:hover {
  background: transparent;
  color: var(--text-ink);
}

/* Footer / Metadata */
footer {
  border-top: 1px solid var(--border-light);
  padding: 2rem 0;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  text-align: center;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}