/* ==========================================================================
   espigalia — Web pública (apps/landing/styles.css)
   Sistema visual estricto según docs/11-sistema-visual-e-iconos.md
   ========================================================================== */

:root {
  /* Tokens oficiales de color */
  --espigalia-ground: #ffffff;
  --espigalia-surface: #faf7f8;
  --espigalia-line: #e7dfe2;
  --espigalia-ink: #241b1f;
  --espigalia-ink-soft: #6e6167;
  --espigalia-accent: #7a4b5c;
  --espigalia-accent-deep: #52313e;
  --espigalia-accent-wash: #f3e9ec;
  --espigalia-on-accent: #ffffff;
  --espigalia-status-positive: #4e7a5f;
  --espigalia-status-attention: #a86b38;
  --espigalia-status-critical: #9e3b3b;

  /* Tipografías del sistema */
  --font-serif: "Newsreader", Georgia, serif;
  --font-sans: "Karla", system-ui, -apple-system, sans-serif;

  /* Layout y espaciado */
  --container-max: 860px;
  --space-xs: 8px;
  --space-sm: 16px;
  --space-md: 24px;
  --space-lg: 48px;
  --space-xl: 72px;
  --space-2xl: 104px;
}

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

html {
  font-size: 17px;
  line-height: 1.65;
  background-color: var(--espigalia-ground);
  color: var(--espigalia-ink);
  font-family: var(--font-sans);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  scroll-behavior: smooth;
}

body {
  background-color: var(--espigalia-ground);
  color: var(--espigalia-ink);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Enlaces y selección */
::selection {
  background-color: var(--espigalia-accent-wash);
  color: var(--espigalia-accent-deep);
}

a {
  color: inherit;
  text-decoration: none;
  transition: color 0.15s ease;
}

a:focus-visible,
button:focus-visible {
  outline: none;
  box-shadow: inset 0 0 0 1.5px var(--espigalia-accent);
}

/* Contenedores */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--space-md);
  padding-right: var(--space-md);
}

/* Línea sutil de un píxel sin cajas */
.divider {
  height: 1px;
  background-color: var(--espigalia-line);
  border: none;
  margin: 0;
}

/* ==========================================================================
   Cabecera
   ========================================================================== */
.header {
  padding-top: var(--space-md);
  padding-bottom: var(--space-md);
  background-color: var(--espigalia-ground);
  border-bottom: 1px solid var(--espigalia-line);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand-link {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
}

.brand-wordmark-img {
  height: 24px;
  width: auto;
  display: block;
}

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

.panazea-badge {
  font-size: 13px;
  color: var(--espigalia-ink-soft);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.panazea-badge span {
  font-weight: 500;
  color: var(--espigalia-ink);
  letter-spacing: 0.02em;
}

.panazea-badge:hover span {
  color: var(--espigalia-accent);
}

.header-btn {
  display: inline-flex;
  align-items: center;
  font-size: 14px;
  font-weight: 500;
  color: var(--espigalia-ink);
  padding: 6px 14px;
  border: 1px solid var(--espigalia-line);
  border-radius: 4px;
  transition: all 0.15s ease;
}

.header-btn:hover {
  background-color: var(--espigalia-surface);
  border-color: var(--espigalia-accent);
  color: var(--espigalia-accent);
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero {
  padding-top: var(--space-2xl);
  padding-bottom: var(--space-2xl);
}

.eyebrow {
  display: block;
  font-family: var(--font-sans);
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--espigalia-ink-soft);
  margin-bottom: var(--space-md);
}

.hero-title {
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: clamp(2.3rem, 4.8vw, 3.2rem);
  line-height: 1.18;
  letter-spacing: -0.015em;
  color: var(--espigalia-ink);
  margin-bottom: var(--space-md);
  max-width: 24ch;
}

.hero-title em {
  font-style: italic;
  color: var(--espigalia-accent);
}

.hero-lead {
  font-family: var(--font-sans);
  font-size: 1.15rem;
  line-height: 1.7;
  color: var(--espigalia-ink-soft);
  max-width: 40ch;
  margin-bottom: var(--space-lg);
}

.hero-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

/* Botón principal (uso medido del acento ciruela) */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background-color: var(--espigalia-accent);
  color: var(--espigalia-on-accent);
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 500;
  padding: 12px 26px;
  border-radius: 4px;
  text-decoration: none;
  transition: background-color 0.15s ease;
}

.btn-primary:hover {
  background-color: var(--espigalia-accent-deep);
  color: var(--espigalia-on-accent);
}

.hero-note {
  font-size: 13px;
  color: var(--espigalia-ink-soft);
  margin-left: 6px;
}

/* ==========================================================================
   Fragmento de voz (La voz de espigalia)
   ========================================================================== */
.voice-section {
  padding-top: var(--space-xl);
  padding-bottom: var(--space-xl);
  background-color: var(--espigalia-surface);
  border-top: 1px solid var(--espigalia-line);
  border-bottom: 1px solid var(--espigalia-line);
}

.voice-card {
  max-width: 640px;
}

.voice-quote {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  line-height: 1.6;
  letter-spacing: -0.01em;
  color: var(--espigalia-ink);
  margin-bottom: var(--space-sm);
}

.voice-meta {
  font-family: var(--font-sans);
  font-size: 13px;
  color: var(--espigalia-ink-soft);
  display: flex;
  align-items: center;
  gap: 8px;
}

.voice-meta::before {
  content: "";
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--espigalia-accent);
}

/* ==========================================================================
   Pilares / Criterio editorial
   ========================================================================== */
.pillars-section {
  padding-top: var(--space-2xl);
  padding-bottom: var(--space-2xl);
}

.pillars-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
}

@media (min-width: 720px) {
  .pillars-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
  }
}

.pillar-item {
  border-top: 1px solid var(--espigalia-line);
  padding-top: var(--space-md);
}

.pillar-number {
  font-family: var(--font-serif);
  font-size: 14px;
  color: var(--espigalia-ink-soft);
  margin-bottom: var(--space-xs);
  display: block;
}

.pillar-title {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 400;
  line-height: 1.35;
  letter-spacing: -0.01em;
  color: var(--espigalia-ink);
  margin-bottom: var(--space-xs);
}

.pillar-text {
  font-family: var(--font-sans);
  font-size: 0.95rem;
  line-height: 1.65;
  color: var(--espigalia-ink-soft);
}

/* ==========================================================================
   Declaración de principios / Límites de producto
   ========================================================================== */
.manifesto-section {
  padding-top: var(--space-xl);
  padding-bottom: var(--space-xl);
  border-top: 1px solid var(--espigalia-line);
}

.manifesto-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
}

@media (min-width: 640px) {
  .manifesto-grid {
    grid-template-columns: 240px 1fr;
    gap: var(--space-xl);
  }
}

.manifesto-label {
  font-family: var(--font-sans);
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--espigalia-ink-soft);
}

.manifesto-content p {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  line-height: 1.6;
  letter-spacing: -0.005em;
  color: var(--espigalia-ink);
  margin-bottom: var(--space-sm);
}

.manifesto-content p:last-child {
  margin-bottom: 0;
}

/* ==========================================================================
   Llamada a la acción final
   ========================================================================== */
.cta-section {
  padding-top: var(--space-2xl);
  padding-bottom: var(--space-2xl);
  border-top: 1px solid var(--espigalia-line);
}

.cta-inner {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-md);
}

.cta-title {
  font-family: var(--font-serif);
  font-size: clamp(1.8rem, 3.5vw, 2.3rem);
  font-weight: 400;
  line-height: 1.25;
  letter-spacing: -0.01em;
  max-width: 24ch;
}

/* ==========================================================================
   Pie de página
   ========================================================================== */
.footer {
  margin-top: auto;
  border-top: 1px solid var(--espigalia-line);
  padding-top: var(--space-lg);
  padding-bottom: var(--space-lg);
  background-color: var(--espigalia-ground);
}

.footer-top {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}

@media (min-width: 600px) {
  .footer-top {
    flex-direction: row;
    justify-content: space-between;
    align-items: flex-start;
  }
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.footer-wordmark-img {
  height: 20px;
  width: auto;
}

.footer-tagline {
  font-size: 13px;
  color: var(--espigalia-ink-soft);
}

.footer-credits {
  font-size: 13px;
  color: var(--espigalia-ink-soft);
  max-width: 320px;
  line-height: 1.5;
}

.footer-credits a {
  color: var(--espigalia-ink);
  font-weight: 500;
  border-bottom: 1px solid var(--espigalia-line);
}

.footer-credits a:hover {
  color: var(--espigalia-accent);
  border-color: var(--espigalia-accent);
}

.footer-bottom {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  padding-top: var(--space-md);
  border-top: 1px solid var(--espigalia-line);
  font-size: 12px;
  color: var(--espigalia-ink-soft);
}

@media (min-width: 600px) {
  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }
}

.footer-symbol {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.footer-grano-img {
  width: 14px;
  height: 14px;
}