/* ==============================================================================
   LambdaDental — Design System
   Colors from logo: #129398 (teal), #094d66 (dark blue)
   Font: Montserrat
   ============================================================================== */

/* --- Google Fonts --- */
@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@300;400;500;600;700;800&display=swap');

/* --- CSS Variables --- */
:root {
  /* Brand Colors */
  --color-primary: #129398;
  --color-primary-light: #17b5bb;
  --color-primary-dark: #0e7a7e;
  --color-accent: #094d66;
  --color-accent-light: #0c6a8a;
  --color-accent-dark: #063a4d;

  /* Neutrals */
  --color-bg: #0a0f1a;
  --color-bg-elevated: #111827;
  --color-bg-card: #1a2332;
  --color-bg-card-hover: #1f2b3d;
  --color-surface: rgba(18, 147, 152, 0.06);
  --color-border: rgba(18, 147, 152, 0.15);
  --color-border-hover: rgba(18, 147, 152, 0.35);

  /* Text */
  --color-text: #f0f4f8;
  --color-text-secondary: #94a3b8;
  --color-text-muted: #64748b;

  /* Effects */
  --glass-bg: rgba(17, 24, 39, 0.7);
  --glass-border: rgba(18, 147, 152, 0.12);
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.4);
  --shadow-glow: 0 0 30px rgba(18, 147, 152, 0.15);

  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;

  /* Typography */
  --font-family: 'Montserrat', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 2rem;
  --font-size-4xl: 2.5rem;
  --font-size-5xl: 3.5rem;

  /* Border Radius */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  /* Transitions */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 400ms cubic-bezier(0.4, 0, 0.2, 1);

  /* Layout */
  --max-width: 1200px;
  --header-height: 72px;
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-bg);
  overflow-x: hidden;
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--color-primary-light);
}

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

ul,
ol {
  list-style: none;
}

/* --- Background Effects --- */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background:
    radial-gradient(ellipse 600px 400px at 20% 10%, rgba(18, 147, 152, 0.08) 0%, transparent 70%),
    radial-gradient(ellipse 500px 500px at 80% 50%, rgba(9, 77, 102, 0.06) 0%, transparent 70%),
    radial-gradient(ellipse 400px 300px at 50% 90%, rgba(18, 147, 152, 0.04) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}

/* --- Container --- */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-xl);
  position: relative;
  z-index: 1;
}

/* --- Header / Navigation --- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--glass-border);
  z-index: 100;
  transition: background var(--transition-base);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-xl);
}

.header__logo {
  height: 40px;
  width: auto;
}

.header__logo svg {
  height: 100%;
  width: auto;
}

.header__nav {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.header__link {
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
  font-weight: 500;
  letter-spacing: 0.02em;
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.header__link:hover {
  color: var(--color-text);
  background: var(--color-surface);
}

.header__cta {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 10px 20px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  color: white;
  font-size: var(--font-size-sm);
  font-weight: 600;
  border-radius: var(--radius-full);
  border: none;
  cursor: pointer;
  transition: all var(--transition-base);
  box-shadow: 0 2px 12px rgba(18, 147, 152, 0.3);
}

.header__cta:hover {
  color: white;
  transform: translateY(-1px);
  box-shadow: 0 4px 20px rgba(18, 147, 152, 0.4);
}

/* Mobile menu toggle */
.header__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-sm);
}

.header__toggle span {
  width: 22px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: all var(--transition-fast);
}

/* --- Hero --- */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: var(--header-height);
  position: relative;
  overflow: hidden;
}

.hero__content {
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
  padding: var(--space-4xl) 0;
}

.hero__logo {
  width: 280px;
  margin: 0 auto var(--space-2xl);
  animation: fadeInUp 0.8s ease-out;
}

.hero__title {
  font-size: var(--font-size-5xl);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: var(--space-lg);
  animation: fadeInUp 0.8s ease-out 0.1s both;
}

.hero__title .highlight {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero__subtitle {
  font-size: var(--font-size-lg);
  color: var(--color-text-secondary);
  max-width: 600px;
  margin: 0 auto var(--space-2xl);
  animation: fadeInUp 0.8s ease-out 0.2s both;
}

.hero__actions {
  display: flex;
  gap: var(--space-md);
  justify-content: center;
  flex-wrap: wrap;
  animation: fadeInUp 0.8s ease-out 0.3s both;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: 14px 32px;
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  font-weight: 600;
  border-radius: var(--radius-full);
  border: none;
  cursor: pointer;
  transition: all var(--transition-base);
  text-decoration: none;
}

.btn--primary {
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent-light));
  color: white;
  box-shadow: 0 4px 20px rgba(18, 147, 152, 0.3);
}

.btn--primary:hover {
  color: white;
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(18, 147, 152, 0.4);
}

.btn--outline {
  background: transparent;
  color: var(--color-text);
  border: 1.5px solid var(--color-border);
}

.btn--outline:hover {
  color: var(--color-primary-light);
  border-color: var(--color-primary);
  background: var(--color-surface);
}

/* --- Sections --- */
.section {
  padding: var(--space-4xl) 0;
  position: relative;
  z-index: 1;
}

.section__header {
  text-align: center;
  margin-bottom: var(--space-3xl);
}

.section__label {
  display: inline-block;
  font-size: var(--font-size-xs);
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-primary);
  background: rgba(18, 147, 152, 0.1);
  padding: 6px 16px;
  border-radius: var(--radius-full);
  margin-bottom: var(--space-md);
}

.section__title {
  font-size: var(--font-size-3xl);
  font-weight: 700;
  margin-bottom: var(--space-md);
}

.section__desc {
  font-size: var(--font-size-lg);
  color: var(--color-text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

/* --- Catalog --- */
.catalog {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.catalog__category {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-base);
}

.catalog__category:hover {
  border-color: var(--color-border-hover);
}

.catalog__toggle {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-lg) var(--space-xl);
  background: none;
  border: none;
  color: var(--color-text);
  font-family: var(--font-family);
  font-size: var(--font-size-lg);
  font-weight: 600;
  cursor: pointer;
  transition: background var(--transition-fast);
}

.catalog__toggle:hover {
  background: var(--color-surface);
}

.catalog__toggle-icon {
  font-size: var(--font-size-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: var(--radius-full);
  background: var(--color-surface);
  color: var(--color-primary);
  transition: transform var(--transition-base);
}

.catalog__category.is-open .catalog__toggle-icon {
  transform: rotate(180deg);
}

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

.catalog__toggle-emoji {
  font-size: var(--font-size-xl);
}

.catalog__items {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.catalog__category.is-open .catalog__items {
  max-height: 2000px;
}

.catalog__items-inner {
  padding: 0 var(--space-xl) var(--space-lg);
}

.catalog__item {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  padding: var(--space-md) 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
  gap: var(--space-lg);
}

.catalog__item:last-child {
  border-bottom: none;
}

.catalog__item-name {
  font-weight: 500;
  flex: 1;
}

.catalog__item-desc {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  margin-top: var(--space-xs);
}

.catalog__item-price {
  font-weight: 700;
  color: var(--color-primary);
  white-space: nowrap;
  font-size: var(--font-size-lg);
}

/* --- Stats Bar --- */
.stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
  padding: var(--space-2xl) 0;
}

.stat {
  text-align: center;
  padding: var(--space-xl);
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}

.stat__number {
  font-size: var(--font-size-3xl);
  font-weight: 800;
  color: var(--color-primary);
}

.stat__label {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  margin-top: var(--space-xs);
}

/* --- CTA Section --- */
.cta-section {
  text-align: center;
  padding: var(--space-4xl) 0;
  position: relative;
}

.cta-section__inner {
  background: linear-gradient(135deg, rgba(18, 147, 152, 0.12), rgba(9, 77, 102, 0.12));
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-4xl) var(--space-2xl);
}

.cta-section__title {
  font-size: var(--font-size-3xl);
  font-weight: 700;
  margin-bottom: var(--space-md);
}

.cta-section__desc {
  color: var(--color-text-secondary);
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-2xl);
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}

/* --- Footer --- */
.footer {
  border-top: 1px solid var(--color-border);
  padding: var(--space-2xl) 0;
  position: relative;
  z-index: 1;
}

.footer__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-md);
}

.footer__logo {
  /* Sin width:auto, el atributo width="1536" estira la imagen a todo el ancho y el logo queda solo en su fila. */
  width: auto;
  height: 32px;
  opacity: 0.7;
}

.footer__text {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

.footer__links {
  display: flex;
  gap: var(--space-lg);
}

.footer__links a {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

.footer__links a:hover {
  color: var(--color-primary);
}

/* --- Legal Pages --- */
.legal-page {
  min-height: 100vh;
  padding-top: calc(var(--header-height) + var(--space-3xl));
  padding-bottom: var(--space-4xl);
}

.legal-page__layout {
  display: grid;
  grid-template-columns: minmax(180px, 240px) minmax(0, 760px);
  justify-content: center;
  gap: var(--space-3xl);
}

.legal-page__meta {
  align-self: start;
  position: sticky;
  top: calc(var(--header-height) + var(--space-xl));
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
}

.legal-page__meta p {
  margin-top: var(--space-md);
}

.legal-page__meta strong {
  color: var(--color-text-secondary);
  font-weight: 600;
}

.legal-document h1 {
  font-size: var(--font-size-4xl);
  line-height: 1.15;
  margin-bottom: var(--space-xl);
}

.legal-document h2 {
  color: var(--color-text);
  font-size: var(--font-size-xl);
  margin-top: var(--space-2xl);
  margin-bottom: var(--space-sm);
}

.legal-document p,
.legal-document li {
  color: var(--color-text-secondary);
}

.legal-document p + p {
  margin-top: var(--space-md);
}

.legal-document ul {
  display: grid;
  gap: var(--space-sm);
  margin: var(--space-md) 0 0 var(--space-lg);
  list-style: disc;
}

.legal-document li {
  padding-left: var(--space-xs);
}

.legal-draft {
  margin-bottom: var(--space-xl);
  padding: var(--space-md) var(--space-lg);
  border-left: 3px solid #eab308;
  background: rgba(234, 179, 8, 0.08);
  color: #fde68a;
  font-size: var(--font-size-sm);
}

.legal-draft strong {
  display: block;
  color: #fef3c7;
  margin-bottom: var(--space-xs);
}

/* --- Form Page --- */
.form-page {
  min-height: 100vh;
  padding-top: calc(var(--header-height) + var(--space-3xl));
  padding-bottom: var(--space-4xl);
}

.form-card {
  max-width: 720px;
  margin: 0 auto;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-3xl);
  box-shadow: var(--shadow-lg);
}

.form-card__title {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  margin-bottom: var(--space-sm);
}

.form-card__desc {
  color: var(--color-text-secondary);
  margin-bottom: var(--space-2xl);
  padding-bottom: var(--space-xl);
  border-bottom: 1px solid var(--color-border);
}

/* Form Elements */
.form-group {
  margin-bottom: var(--space-lg);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
}

.form-label {
  display: block;
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-sm);
}

.form-label .required {
  color: #ef4444;
  margin-left: 2px;
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 12px 16px;
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  color: var(--color-text);
  background: var(--color-bg-elevated);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  outline: none;
  transition: all var(--transition-fast);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(18, 147, 152, 0.15);
}

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

.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath fill='%2394a3b8' d='M1.4 0L6 4.6 10.6 0 12 1.4l-6 6-6-6z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 40px;
  cursor: pointer;
}

.form-select option {
  background: var(--color-bg-elevated);
  color: var(--color-text);
}

.form-textarea {
  min-height: 100px;
  resize: vertical;
}

/* File Upload */
.file-upload {
  position: relative;
  border: 2px dashed var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-xl);
  text-align: center;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.file-upload:hover,
.file-upload.is-dragging {
  border-color: var(--color-primary);
  background: var(--color-surface);
}

.file-upload input {
  position: absolute;
  inset: 0;
  opacity: 0;
  cursor: pointer;
}

.file-upload__icon {
  font-size: var(--font-size-2xl);
  margin-bottom: var(--space-sm);
}

.file-upload__text {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

.file-upload__text strong {
  color: var(--color-primary);
}

.file-list {
  margin-top: var(--space-md);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.file-list__item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-sm) var(--space-md);
  background: var(--color-bg-elevated);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-sm);
}

.file-list__remove {
  background: none;
  border: none;
  color: #ef4444;
  cursor: pointer;
  font-size: var(--font-size-lg);
  padding: 0 var(--space-sm);
}

/* Form Submit */
.form-submit {
  margin-top: var(--space-2xl);
  padding-top: var(--space-xl);
  border-top: 1px solid var(--color-border);
}

.form-submit .btn {
  width: 100%;
  padding: 16px;
  font-size: var(--font-size-lg);
}

/* Form States */
.form-success {
  text-align: center;
  padding: var(--space-3xl);
  animation: fadeInUp 0.5s ease-out;
}

.form-success__icon {
  font-size: 64px;
  margin-bottom: var(--space-lg);
}

.form-success__title {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  margin-bottom: var(--space-md);
}

.form-success__desc {
  color: var(--color-text-secondary);
  margin-bottom: var(--space-2xl);
}

.form-error {
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid rgba(239, 68, 68, 0.3);
  border-radius: var(--radius-md);
  padding: var(--space-md) var(--space-lg);
  color: #fca5a5;
  font-size: var(--font-size-sm);
  margin-bottom: var(--space-lg);
  display: none;
}

.form-error.is-visible {
  display: block;
  animation: shake 0.4s ease-out;
}

/* Loading spinner */
.spinner {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-top-color: white;
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

/* --- Animations --- */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes shake {

  0%,
  100% {
    transform: translateX(0);
  }

  25% {
    transform: translateX(-6px);
  }

  50% {
    transform: translateX(6px);
  }

  75% {
    transform: translateX(-4px);
  }
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

/* Intersection Observer reveal */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* --- Responsive --- */
@media (max-width: 768px) {
  :root {
    --font-size-5xl: 2.25rem;
    --font-size-4xl: 1.875rem;
    --font-size-3xl: 1.5rem;
  }

  .container {
    padding: 0 var(--space-md);
  }

  .header__nav {
    display: none;
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    background: var(--color-bg-elevated);
    flex-direction: column;
    padding: var(--space-lg);
    border-bottom: 1px solid var(--color-border);
    gap: var(--space-sm);
  }

  .header__nav.is-open {
    display: flex;
  }

  .header__toggle {
    display: flex;
  }

  .hero__content {
    padding: var(--space-2xl) 0;
  }

  .hero__logo {
    width: 200px;
  }

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

  .form-row {
    grid-template-columns: 1fr;
  }

  .form-card {
    padding: var(--space-xl);
    margin: 0 var(--space-md);
  }

  .header__nav--legal {
    display: flex;
    position: static;
    flex-direction: row;
    padding: 0;
    border: 0;
    background: transparent;
  }

  .header__nav--legal .header__link {
    display: none;
  }

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

  .legal-page__meta {
    position: static;
  }

  .footer__inner {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .hero__actions {
    flex-direction: column;
    align-items: stretch;
  }

  .catalog__toggle {
    padding: var(--space-md) var(--space-lg);
    font-size: var(--font-size-base);
  }

  .catalog__items-inner {
    padding: 0 var(--space-lg) var(--space-md);
  }
}

/* --- Public landing --- */
:root {
  --color-primary: #087b76;
  --color-primary-light: #0b918a;
  --color-primary-dark: #065c59;
  --color-accent: #16485a;
  --color-accent-light: #24677b;
  --color-accent-dark: #103946;
  --color-bg: #f6f8f6;
  --color-bg-elevated: #ffffff;
  --color-bg-card: #ffffff;
  --color-bg-card-hover: #f0f7f5;
  --color-surface: rgba(8, 123, 118, 0.08);
  --color-border: rgba(22, 72, 90, 0.18);
  --color-border-hover: rgba(8, 123, 118, 0.48);
  --color-text: #14313c;
  --color-text-secondary: #38535c;
  --color-text-muted: #5e727a;
  --glass-bg: rgba(246, 248, 246, 0.94);
  --glass-border: rgba(22, 72, 90, 0.14);
  --radius-md: 6px;
  --radius-lg: 8px;
  --radius-xl: 8px;
  --radius-full: 6px;
  /* El verde de WhatsApp (#25d366) no da contraste AA con texto blanco; éste sí (5:1). */
  --color-whatsapp: #15803d;
  --color-whatsapp-dark: #166534;
}

body::before {
  background:
    linear-gradient(115deg, rgba(203, 232, 224, 0.45), transparent 42%),
    linear-gradient(285deg, rgba(226, 238, 235, 0.8), transparent 52%);
}

::selection {
  color: #ffffff;
  background: var(--color-primary);
}

.skip-link {
  position: fixed;
  top: var(--space-sm);
  left: var(--space-sm);
  z-index: 200;
  padding: var(--space-sm) var(--space-md);
  color: #ffffff;
  background: var(--color-accent);
  border-radius: var(--radius-sm);
  transform: translateY(-150%);
}

.skip-link:focus {
  transform: translateY(0);
}

:focus-visible {
  outline: 3px solid #c95b37;
  outline-offset: 3px;
}

.header__logo img {
  height: 40px;
  width: auto;
}

.header__link {
  letter-spacing: 0;
}

.header__cta,
.btn {
  min-height: 44px;
}

.hero {
  min-height: min(760px, 92vh);
  background: linear-gradient(150deg, rgba(255, 255, 255, 0.9), rgba(223, 241, 235, 0.78));
}

.hero__content {
  max-width: 780px;
}

.hero__logo {
  width: 180px;
  margin-bottom: var(--space-lg);
}

.eyebrow {
  margin-bottom: var(--space-md);
  color: var(--color-primary-dark);
  font-size: var(--font-size-sm);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero__title {
  max-width: 720px;
  margin-right: auto;
  margin-left: auto;
  color: var(--color-accent-dark);
}

.hero__subtitle {
  color: var(--color-text-secondary);
}

.section {
  padding: clamp(3.5rem, 8vw, 6rem) 0;
}

.section__header--left,
.section__desc--left {
  text-align: left;
  margin-right: 0;
  margin-left: 0;
}

.section__header--left {
  max-width: 720px;
}

.section__desc--left {
  margin-bottom: var(--space-xl);
}

.section--patients,
.section--professionals {
  background: rgba(255, 255, 255, 0.72);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.content-grid,
.faq-layout,
.contact-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.9fr);
  gap: clamp(2rem, 8vw, 6rem);
  align-items: start;
}

.booking-options {
  display: grid;
  gap: var(--space-md);
}

.booking-option {
  padding: var(--space-xl);
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}

.booking-option__header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-md);
  margin-bottom: var(--space-xs);
}

.booking-option__header h3 {
  margin-bottom: 0;
}

/* En línea (no flex): así el título conserva su línea base y sigue alineado con el precio. */
.booking-option__header .icon {
  display: inline-block;
  margin-right: var(--space-sm);
  vertical-align: -0.2em;
}

.booking-option__price {
  color: var(--color-primary-dark);
  font-size: var(--font-size-2xl);
  font-weight: 800;
  white-space: nowrap;
}

.booking-option h3,
.booking-option p {
  margin-bottom: var(--space-sm);
}

.booking-option p {
  min-height: 3.2em;
  color: var(--color-text-secondary);
}

.booking-option .booking-option__combo {
  min-height: 0;
  margin-bottom: var(--space-md);
  padding: var(--space-sm) var(--space-md);
  background: var(--color-surface);
  border-left: 3px solid var(--color-primary);
  border-radius: var(--radius-sm);
  color: var(--color-text);
  font-size: var(--font-size-sm);
}

.patient-services-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-xl);
}

.service-group {
  padding: var(--space-xl);
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}

.service-group__title {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
  padding-bottom: var(--space-sm);
  border-bottom: 2px solid var(--color-surface);
  color: var(--color-accent-dark);
  font-size: var(--font-size-lg);
  font-weight: 700;
}

.price-list {
  display: grid;
  gap: var(--space-md);
  list-style: none;
}

.price-list li {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-md);
  padding-bottom: var(--space-md);
  border-bottom: 1px solid var(--color-border);
}

.price-list li:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.price-list__name {
  display: block;
  color: var(--color-text);
  font-weight: 600;
}

.price-list__detail {
  display: block;
  margin-top: 2px;
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
}

.price-list__amount {
  color: var(--color-primary-dark);
  font-weight: 700;
  white-space: nowrap;
}

.price-list__amount--note {
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
  font-weight: 600;
}

.pricing-note {
  max-width: 72ch;
  margin-top: var(--space-xl);
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
}

.service-list {
  display: grid;
  gap: var(--space-sm);
  list-style: none;
}

.service-list li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  padding: var(--space-md) 0;
  border-bottom: 1px solid var(--color-border);
  color: var(--color-text-secondary);
}

/* El icono se alinea con la primera línea del texto, no con el centro del renglón. */
.service-list .icon {
  margin-top: 0.15em;
}

.faq-groups {
  display: grid;
  gap: var(--space-2xl);
}

.faq-group__title {
  margin-bottom: var(--space-sm);
  color: var(--color-primary-dark);
  font-size: var(--font-size-sm);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.faq-list {
  display: grid;
  gap: var(--space-sm);
}

.faq-list details {
  padding: var(--space-md) 0;
  border-bottom: 1px solid var(--color-border);
}

.faq-list summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 44px;
  color: var(--color-accent-dark);
  cursor: pointer;
  font-weight: 700;
}

.faq-list summary::after {
  color: var(--color-primary);
  content: "+";
  font-size: var(--font-size-xl);
}

.faq-list details[open] summary::after {
  content: "−";
}

.faq-list p {
  max-width: 58ch;
  padding: var(--space-sm) 0 var(--space-md);
  color: var(--color-text-secondary);
}

.section--contact {
  border-top: 1px solid var(--color-border);
}

.contact-email {
  align-self: center;
  overflow-wrap: anywhere;
  color: var(--color-accent-dark);
  font-size: clamp(1.25rem, 3vw, 2rem);
  font-weight: 700;
}

.contact-aside {
  display: grid;
  gap: var(--space-xl);
  align-self: center;
}

.contact-details {
  display: grid;
  gap: var(--space-sm);
  font-style: normal;
}

.contact-details p {
  max-width: 34ch;
  color: var(--color-text-secondary);
}

.contact-details a {
  overflow-wrap: anywhere;
  color: var(--color-accent-dark);
  font-size: var(--font-size-lg);
  font-weight: 700;
}

.contact-details a,
.contact-details .contact-hours {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
}

.contact-details .icon {
  margin-top: 0.15em;
}

/* El correo sigue disponible, pero el canal principal es WhatsApp. */
.contact-details .contact-secondary {
  color: var(--color-text-secondary);
  font-size: var(--font-size-base);
  font-weight: 400;
}

.contact-cta {
  margin-bottom: var(--space-2xl);
}

/* Dentro de un botón, el icono toma el color del texto (blanco en btn--primary). */
.btn .icon {
  color: inherit;
}

.btn--outline .icon {
  color: var(--color-whatsapp);
}

.hero__pro {
  margin-top: var(--space-lg);
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
  animation: fadeInUp 0.8s ease-out 0.5s both;
}

.hero__pro a {
  font-weight: 600;
}

/* --- Conoce a tu dentista --- */
.dentist-card {
  display: grid;
  grid-template-columns: 160px minmax(0, 1fr);
  gap: var(--space-lg);
  align-items: start;
  padding: var(--space-lg);
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}

.dentist-card img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  border-radius: var(--radius-md);
}

.dentist-card__eyebrow {
  margin-bottom: var(--space-xs);
  color: var(--color-primary-dark);
  font-size: var(--font-size-xs);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.dentist-card h3 {
  margin-bottom: var(--space-sm);
  color: var(--color-accent-dark);
  font-size: var(--font-size-lg);
  line-height: 1.3;
}

.dentist-card p {
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
}

/* --- WhatsApp flotante --- */
.whatsapp-float {
  position: fixed;
  right: calc(var(--space-lg) + env(safe-area-inset-right, 0px));
  bottom: calc(var(--space-lg) + env(safe-area-inset-bottom, 0px));
  z-index: 90;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  min-height: 52px;
  padding: 0 var(--space-lg);
  color: #ffffff;
  background: var(--color-whatsapp);
  border-radius: 999px;
  box-shadow: 0 10px 30px rgba(16, 57, 70, 0.28);
  font-weight: 700;
}

.whatsapp-float:hover {
  color: #ffffff;
  background: var(--color-whatsapp-dark);
}

.whatsapp-float .icon {
  width: 1.5em;
  height: 1.5em;
  color: inherit;
}

/* Que el botón flotante no tape los enlaces del pie al llegar al final. */
body:has(.whatsapp-float) .footer {
  padding-bottom: calc(var(--space-2xl) + 64px);
}

.contact-details .contact-address {
  max-width: 34ch;
  color: var(--color-text-secondary);
  font-size: var(--font-size-base);
  font-weight: 400;
}

.contact-hours strong {
  display: block;
  color: var(--color-primary-dark);
  font-size: var(--font-size-sm);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.footer {
  background: #ffffff;
}

/* --- Iconos (sprite website/img/icons.svg, generado con scripts/build_icon_sprite.py) --- */
/* El sprite sólo trae los trazos: el color y el estilo de línea los pone esta regla. */
.icon {
  flex: none;
  width: 1.25em;
  height: 1.25em;
  color: var(--color-primary);
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* --- Fotos (website/img/fotos, generadas con scripts/build_web_photos.py) --- */
.hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: clamp(2rem, 6vw, 4.5rem);
  align-items: center;
}

.hero .hero__content {
  max-width: none;
  margin: 0;
  padding: var(--space-3xl) 0;
  text-align: left;
}

.hero .hero__title,
.hero .hero__subtitle {
  margin-left: 0;
}

.hero .hero__actions {
  justify-content: flex-start;
}

.hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm) var(--space-lg);
  margin-top: var(--space-xl);
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
  font-weight: 600;
  animation: fadeInUp 0.8s ease-out 0.4s both;
}

.hero__facts li {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}

.hero__media {
  position: relative;
  animation: fadeInUp 0.8s ease-out 0.2s both;
}

.hero__media img {
  width: 100%;
  aspect-ratio: 5 / 4;
  object-fit: cover;
  object-position: 70% center;
  border-radius: var(--radius-lg);
  box-shadow: 0 24px 60px rgba(16, 57, 70, 0.22);
}

.hero__badge {
  position: absolute;
  bottom: var(--space-md);
  left: var(--space-md);
  padding: var(--space-sm) var(--space-md);
  color: var(--color-accent-dark);
  background: rgba(255, 255, 255, 0.92);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-sm);
  font-size: var(--font-size-sm);
  font-weight: 700;
}

.visit-steps {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-xl);
}

.visit-step {
  overflow: hidden;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}

.visit-step img {
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  background: #ffffff;
}

.visit-step__body {
  padding: var(--space-lg) var(--space-xl) var(--space-xl);
}

.visit-step__number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  margin-bottom: var(--space-sm);
  color: #ffffff;
  background: var(--color-primary);
  border-radius: 50%;
  font-weight: 800;
}

.visit-step h3 {
  margin-bottom: var(--space-xs);
  color: var(--color-accent-dark);
  font-size: var(--font-size-lg);
}

.visit-step p {
  color: var(--color-text-secondary);
}

.section--gallery {
  background: rgba(255, 255, 255, 0.72);
  border-top: 1px solid var(--color-border);
}

.gallery {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  grid-auto-rows: clamp(160px, 18vw, 230px);
  gap: var(--space-md);
}

.gallery__item {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-lg);
}

.gallery__item--feature {
  grid-column: span 2;
  grid-row: span 2;
}

.gallery__item--wide {
  grid-column: span 2;
}

.gallery__item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.gallery__item figcaption {
  position: absolute;
  bottom: var(--space-sm);
  left: var(--space-sm);
  padding: 2px var(--space-sm);
  color: var(--color-accent-dark);
  background: rgba(255, 255, 255, 0.9);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-sm);
  font-weight: 700;
}

.lab-gallery {
  display: grid;
  grid-column: 1 / -1;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-xl);
}

.lab-gallery img {
  width: 100%;
  aspect-ratio: 16 / 10;
  /* contain y el gris del visor CAD de fondo: la guarda no cabe completa en 16:10 con cover. */
  object-fit: contain;
  background: #3f3f3f;
  border-radius: var(--radius-lg);
}

.lab-gallery figcaption,
.contact-photo figcaption,
.contact-map figcaption {
  margin-top: var(--space-sm);
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
}

.contact-map {
  max-width: 512px;
}

.contact-map img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}

.contact-map figcaption a {
  font-weight: 600;
}

.contact-photo img {
  width: 100%;
  max-width: 520px;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: var(--radius-lg);
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-delay: 0s !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

@media (max-width: 768px) {
  .header__nav {
    background: var(--color-bg-elevated);
  }

  .content-grid,
  .patient-services-grid,
  .faq-layout,
  .contact-layout {
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
  }

  .booking-option p {
    min-height: 0;
  }

  .hero__grid,
  .visit-steps,
  .lab-gallery {
    grid-template-columns: 1fr;
  }

  .hero .hero__content {
    padding: var(--space-2xl) 0 0;
  }

  .hero__media {
    margin-bottom: var(--space-2xl);
  }

  .gallery {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    grid-auto-rows: 150px;
  }

  .gallery__item--feature {
    grid-row: span 2;
  }
}

@media (max-width: 480px) {
  .dentist-card {
    grid-template-columns: 1fr;
  }

  .dentist-card img {
    max-width: 220px;
  }

  /* En el teléfono basta el icono: el texto tapaba contenido. */
  .whatsapp-float {
    right: calc(var(--space-md) + env(safe-area-inset-right, 0px));
    bottom: calc(var(--space-md) + env(safe-area-inset-bottom, 0px));
    width: 56px;
    min-height: 56px;
    padding: 0;
  }

  .whatsapp-float span {
    display: none;
  }
}