/* home.css - Estilos específicos para la Home (Knowledge Engine) */

.home-body {
  font-family: 'DM Sans', sans-serif;
  background-color: var(--bg);
  color: var(--text);
  overflow-x: hidden;
  line-height: 1.6;
}

h1, h2, h3, h4, .syne-font {
  font-family: 'Syne', sans-serif;
}

/* Ambient Background */
.ambient-home {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  overflow: hidden;
}

.orb-home-1 {
  width: 600px;
  height: 600px;
  background: var(--teal-dim);
  top: -100px;
  left: -200px;
  --t: 25s;
}

.orb-home-2 {
  width: 500px;
  height: 500px;
  background: rgba(167, 139, 250, 0.05); /* Violet */
  bottom: -100px;
  right: -100px;
  --t: 20s;
}

/* Header */
.home-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(8, 11, 20, 0.7);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
}

.header-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 16px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand-link {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.brand-logo {
  width: 32px;
  height: 32px;
  border-radius: 8px;
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-name {
  color: var(--text);
  font-weight: 800;
  font-family: 'Syne', sans-serif;
  font-size: 1.1rem;
  letter-spacing: 1px;
  line-height: 1;
}

.brand-tag {
  color: var(--teal);
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-top: 2px;
}

.home-nav {
  display: none;
}

@media(min-width: 768px) {
  .home-nav {
    display: flex;
    gap: 32px;
  }
  .home-nav a {
    color: var(--soft);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: color 0.3s;
  }
  .home-nav a:hover {
    color: var(--teal);
  }
}

.btn-app-link {
  background: var(--teal);
  color: #000;
  padding: 8px 16px;
  border-radius: 50px;
  text-decoration: none;
  font-weight: 700;
  font-size: 0.85rem;
  transition: transform 0.2s, box-shadow 0.2s;
}

.btn-app-link:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(45, 212, 191, 0.3);
}

/* Common Section */
.section-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 80px 24px;
}

.section-header {
  margin-bottom: 48px;
  text-align: center;
}

.section-title {
  font-size: 2.2rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.section-desc {
  color: var(--soft);
  font-size: 1.1rem;
  max-width: 600px;
  margin: 0 auto;
}

/* Hero Section */
.hero-section {
  max-width: 1200px;
  margin: 0 auto;
  padding: 100px 24px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.hero-badge {
  display: inline-block;
  background: var(--teal-dim);
  border: 1px solid rgba(45, 212, 191, 0.3);
  color: var(--teal);
  padding: 6px 16px;
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 24px;
}

.hero-title {
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 24px;
  background: linear-gradient(to right, #fff, var(--soft));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: clamp(1.1rem, 2vw, 1.3rem);
  color: var(--soft);
  max-width: 700px;
  margin: 0 auto 48px auto;
  line-height: 1.6;
}

/* Search */
.search-container {
  position: relative;
  width: 100%;
  max-width: 600px;
  margin: 0 auto;
}

.search-input {
  width: 100%;
  padding: 18px 24px;
  padding-right: 60px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 100px;
  color: var(--text);
  font-size: 1.05rem;
  font-family: inherit;
  transition: border-color 0.3s, box-shadow 0.3s;
}

.search-input:focus {
  outline: none;
  border-color: var(--teal);
  box-shadow: 0 0 0 4px var(--teal-dim);
}

.search-btn {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: var(--soft);
  cursor: pointer;
  padding: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color 0.2s;
}

.search-input:focus + .search-btn,
.search-btn:hover {
  color: var(--teal);
}

/* States Grid (Puntos de Entrada) */
.states-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 20px;
}

.state-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 24px;
  text-decoration: none;
  color: inherit;
  transition: transform 0.3s, border-color 0.3s, box-shadow 0.3s;
  display: flex;
  flex-direction: column;
}

.state-card:hover {
  transform: translateY(-5px);
  border-color: var(--teal);
  box-shadow: 0 10px 30px rgba(45, 212, 191, 0.05);
}

.state-emoji {
  font-size: 2.5rem;
  margin-bottom: 16px;
  display: inline-block;
}

.state-name {
  font-family: 'DM Sans', sans-serif;
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: #fff;
}

.state-hint {
  font-size: 0.9rem;
  color: var(--muted);
  line-height: 1.4;
}

/* Domains Grid */
.domains-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 32px;
}

.domain-card {
  background: rgba(13, 18, 32, 0.4);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 32px;
  backdrop-filter: blur(10px);
}

.domain-icon {
  font-size: 2.5rem;
  margin-bottom: 20px;
}

.domain-title {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 20px;
  color: #fff;
}

.domain-links {
  list-style: none;
  margin-bottom: 32px;
}

.domain-links li {
  margin-bottom: 12px;
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(255,255,255,0.03);
}

.domain-links li:last-child {
  border-bottom: none;
  margin-bottom: 0;
  padding-bottom: 0;
}

.domain-links a {
  color: var(--soft);
  text-decoration: none;
  font-size: 0.95rem;
  transition: color 0.2s;
  display: block;
}

.domain-links a:hover {
  color: var(--teal);
}

.domain-explore {
  display: inline-block;
  color: var(--teal);
  text-decoration: none;
  font-weight: 700;
  font-size: 0.9rem;
  transition: opacity 0.2s;
}

.domain-explore:hover {
  opacity: 0.8;
}

/* Articles (Evidence) */
.articles-list {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.article-row {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 32px;
  transition: border-color 0.3s;
}

.article-row:hover {
  border-color: rgba(255, 255, 255, 0.15);
}

.article-meta {
  font-size: 0.8rem;
  color: var(--teal);
  text-transform: uppercase;
  letter-spacing: 1px;
  font-weight: 700;
  margin-bottom: 12px;
}

.article-title {
  font-size: 1.4rem;
  margin-bottom: 12px;
  line-height: 1.4;
}

.article-title a {
  color: #fff;
  text-decoration: none;
  transition: color 0.2s;
}

.article-title a:hover {
  color: var(--teal);
}

.article-excerpt {
  color: var(--soft);
  font-size: 1rem;
  margin-bottom: 20px;
}

.article-tags {
  display: flex;
  gap: 8px;
}

.tag {
  background: rgba(255, 255, 255, 0.05);
  padding: 4px 10px;
  border-radius: 4px;
  font-size: 0.75rem;
  color: var(--muted);
}

/* App Integration Section */
.app-integration-section {
  max-width: 1200px;
  margin: 100px auto;
  padding: 60px;
  background: linear-gradient(135deg, var(--surface) 0%, #060910 100%);
  border: 1px solid var(--border);
  border-radius: 32px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

@media(max-width: 900px) {
  .app-integration-section {
    grid-template-columns: 1fr;
    padding: 40px 24px;
    gap: 40px;
  }
}

.app-integration-content h2 {
  font-size: 2.2rem;
  margin-bottom: 20px;
}

.app-integration-content p {
  color: var(--soft);
  margin-bottom: 20px;
  font-size: 1.1rem;
}

.btn-app-primary {
  display: inline-block;
  background: #fff;
  color: #000;
  padding: 14px 28px;
  border-radius: 50px;
  text-decoration: none;
  font-weight: 700;
  margin-top: 10px;
  transition: transform 0.2s;
}

.btn-app-primary:hover {
  transform: translateY(-2px);
}

.mock-app {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 32px;
  box-shadow: 0 20px 40px rgba(0,0,0,0.4);
}

.mock-header {
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 24px;
  font-size: 1.2rem;
}

.mock-slider {
  height: 8px;
  background: rgba(255,255,255,0.05);
  border-radius: 4px;
  margin-bottom: 20px;
  position: relative;
  overflow: hidden;
}

.mock-slider:last-child {
  margin-bottom: 0;
}

.mock-slider .fill {
  height: 100%;
  background: var(--teal);
  border-radius: 4px;
}

/* Footer */
.academic-footer {
  background: #04060b;
  border-top: 1px solid var(--border);
  padding: 80px 24px 40px 24px;
  margin-top: 80px;
}

.footer-grid {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 60px;
}

@media(max-width: 900px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}
@media(max-width: 600px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }
}

.brand-col {
  padding-right: 40px;
}

.footer-logo {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  margin-bottom: 16px;
}

.footer-mission {
  color: var(--muted);
  font-size: 0.9rem;
  margin-top: 12px;
}

.footer-col h4 {
  color: #fff;
  font-size: 1rem;
  margin-bottom: 24px;
  font-family: 'Syne', sans-serif;
}

.footer-col a {
  display: block;
  color: var(--soft);
  text-decoration: none;
  margin-bottom: 12px;
  font-size: 0.9rem;
  transition: color 0.2s;
}

.footer-col a:hover {
  color: var(--teal);
}

.footer-bottom {
  max-width: 1200px;
  margin: 0 auto;
  padding-top: 32px;
  border-top: 1px solid var(--border);
  text-align: center;
  color: var(--muted);
  font-size: 0.8rem;
}


/* Questions List */
.questions-list { display: flex; flex-direction: column; gap: 16px; max-width: 800px; margin: 0 auto; }
.question-item { background: rgba(13, 18, 32, 0.4); border: 1px solid var(--border); border-radius: 16px; padding: 24px; display: flex; align-items: center; text-decoration: none; color: var(--text); transition: all 0.3s ease; }
.question-item:hover { background: var(--surface); border-color: var(--teal); transform: translateX(5px); }
.question-icon { font-size: 1.5rem; margin-right: 20px; }
.question-text { font-size: 1.1rem; font-weight: 500; flex-grow: 1; }
.question-arrow { font-size: 1.2rem; color: var(--teal); opacity: 0.5; transition: opacity 0.3s; }
.question-item:hover .question-arrow { opacity: 1; }

/* Knowledge OS Modal */
.knowledge-glass-modal {
  position: fixed;
  top: 0; left: 0; width: 100%; height: 100%;
  background: rgba(10, 10, 15, 0.95);
  backdrop-filter: blur(20px);
  z-index: 9999;
  overflow-y: auto;
  color: var(--text-light);
  padding: 4rem 2rem;
}
.knowledge-glass-modal.hidden {
  display: none;
}
.knowledge-header {
  max-width: 800px;
  margin: 0 auto 2rem;
  display: flex;
  align-items: center;
  gap: 1rem;
}
.knowledge-header .tag {
  background: var(--surface-bg);
  padding: 0.3rem 0.8rem;
  border-radius: 20px;
  font-size: 0.8rem;
  color: var(--accent);
  border: 1px solid var(--accent);
}
.close-btn {
  margin-left: auto;
  background: transparent;
  color: white;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  transition: transform 0.2s ease;
}
.close-btn:hover {
  transform: scale(1.1);
  color: var(--accent);
}
.knowledge-content {
  max-width: 800px;
  margin: 0 auto;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.05);
  padding: 3rem;
  border-radius: 20px;
}
.health-disclaimer-box {
  background: rgba(255, 50, 50, 0.1);
  border-left: 4px solid #ff4444;
  padding: 1rem;
  margin: 1.5rem 0;
  border-radius: 0 8px 8px 0;
  font-size: 0.9rem;
}
.semantic-body {
  font-size: 1.1rem;
  line-height: 1.8;
  margin-bottom: 3rem;
  white-space: pre-wrap; /* For json content mapping */
}
.knowledge-actions {
  text-align: center;
  margin-top: 2rem;
}

/* Error State in Modal */
.knowledge-glass-modal .error {
  text-align: center;
  margin-top: 20vh;
  font-size: 1.2rem;
  color: var(--text-light);
  background: rgba(255, 50, 50, 0.1);
  padding: 2rem;
  border-radius: 20px;
  border: 1px solid rgba(255, 50, 50, 0.2);
}
.knowledge-glass-modal .error button {
  display: block;
  margin: 1.5rem auto 0;
  padding: 0.8rem 1.5rem;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 30px;
  font-family: inherit;
  font-weight: 600;
  cursor: pointer;
}