/* =========================================================
   ParkidApp — Design System (producción)
   Fuente: parkidapp_design_system/DESIGN.md + Stitch
   ========================================================= */

:root {
  /* Surfaces */
  --surface: #fcf8fa;
  --surface-dim: #dcd9db;
  --surface-bright: #fcf8fa;
  --surface-container-lowest: #ffffff;
  --surface-container-low: #f6f3f5;
  --surface-container: #f0edef;
  --surface-container-high: #eae7e9;
  --surface-container-highest: #e4e2e4;
  --background: #fcf8fa;
  --on-background: #1b1b1d;
  --on-surface: #1b1b1d;
  --on-surface-variant: #45464d;
  --outline: #76777d;
  --outline-variant: #c6c6cd;

  /* Brand */
  --primary: #000000;
  --on-primary: #ffffff;
  --primary-container: #131b2e;
  --secondary: #0051d5;
  --on-secondary: #ffffff;
  --secondary-container: #316bf3;
  --accent: #10b981;
  --accent-hover: #0ea371;
  --dark-slate: #0f172a;

  /* Shape */
  --radius-sm: 0.5rem;
  --radius: 1rem;
  --radius-md: 1.5rem;
  --radius-lg: 2rem;
  --radius-xl: 3rem;
  --radius-full: 9999px;

  /* Layout */
  --base: 8px;
  --gutter: 24px;
  --container: 1280px;
  --section-gap: 64px;
  --header-h: 80px;

  /* Elevation */
  --shadow-neo:
    0 10px 25px -5px rgba(15, 23, 42, 0.04),
    0 8px 10px -6px rgba(15, 23, 42, 0.02),
    inset 0 1px 0 rgba(255, 255, 255, 1);
  --shadow-button:
    0 4px 14px 0 rgba(16, 185, 129, 0.39),
    inset 0 1px 0 rgba(255, 255, 255, 0.4);

  /* Motion */
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --duration: 280ms;
}

@media (min-width: 768px) {
  :root {
    --section-gap: 120px;
  }
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 16px);
}

body {
  font-family: "Plus Jakarta Sans", system-ui, sans-serif;
  background: var(--background);
  color: var(--on-background);
  line-height: 1.6;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body.nav-open {
  overflow: hidden;
}

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

a {
  color: inherit;
  text-decoration: none;
}

ul {
  list-style: none;
}

button {
  font: inherit;
  border: none;
  background: none;
  cursor: pointer;
}

.material-symbols-outlined {
  font-variation-settings: "FILL" 1, "wght" 400, "GRAD" 0, "opsz" 24;
  vertical-align: middle;
  user-select: none;
}

.container {
  width: min(100% - 2rem, var(--container));
  margin-inline: auto;
}

@media (min-width: 768px) {
  .container {
    width: min(100% - 4rem, var(--container));
  }
}

/* Typography */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.375rem 0.75rem;
  border-radius: var(--radius-full);
  background: color-mix(in srgb, var(--secondary) 10%, transparent);
  color: var(--secondary);
  border: 1px solid color-mix(in srgb, var(--secondary) 20%, transparent);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.01em;
  line-height: 1.4;
}

.eyebrow .material-symbols-outlined {
  font-size: 16px;
}

.display {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.02em;
}

.display .accent {
  color: var(--secondary);
}

.headline {
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.01em;
}

.headline-sm {
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1.3;
}

.body-lg {
  font-size: 1.125rem;
  color: var(--on-surface-variant);
  max-width: 36rem;
}

.body-md {
  font-size: 1rem;
  color: var(--on-surface-variant);
}

.label {
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.01em;
  line-height: 1.4;
}

.caption {
  font-size: 12px;
  font-weight: 500;
  color: var(--on-surface-variant);
}

.section-head {
  text-align: center;
  max-width: 40rem;
  margin: 0 auto 3rem;
}

.section-head .headline {
  margin-bottom: 1rem;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.875rem 1.75rem;
  border-radius: var(--radius-full);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.01em;
  transition: transform var(--duration) var(--ease), box-shadow var(--duration) var(--ease),
    background-color var(--duration) var(--ease), color var(--duration) var(--ease),
    border-color var(--duration) var(--ease);
  white-space: nowrap;
}

.btn .material-symbols-outlined {
  font-size: 18px;
}

.btn-primary {
  background: var(--accent);
  color: #fff;
  box-shadow: var(--shadow-button);
}

.btn-primary:hover {
  background: var(--accent-hover);
  transform: translateY(-2px);
}

.btn-primary:active {
  transform: scale(0.97);
}

.btn-secondary {
  background: transparent;
  color: var(--secondary);
  border: 2px solid var(--secondary);
}

.btn-secondary:hover {
  background: color-mix(in srgb, var(--secondary) 6%, transparent);
}

.btn-outline-dark {
  background: transparent;
  color: var(--dark-slate);
  border: 1px solid var(--dark-slate);
}

.btn-outline-dark:hover {
  background: color-mix(in srgb, var(--dark-slate) 5%, transparent);
}

.btn-sm {
  padding: 0.5rem 1rem;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-h);
  background: color-mix(in srgb, var(--surface) 80%, transparent);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid color-mix(in srgb, var(--outline-variant) 40%, transparent);
  transition: box-shadow var(--duration) var(--ease);
}

.site-header.is-scrolled {
  box-shadow: 0 4px 20px rgba(15, 23, 42, 0.06);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-h);
  gap: 1rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  flex-shrink: 0;
  line-height: 0;
}

.brand img {
  height: 44px;
  width: auto;
  max-width: min(180px, 46vw);
  object-fit: contain;
  display: block;
}

@media (min-width: 768px) {
  .brand img {
    height: 52px;
    max-width: 200px;
  }
}

.nav-desktop {
  display: none;
  align-items: center;
  gap: 2rem;
}

.nav-desktop a {
  font-size: 14px;
  font-weight: 600;
  color: var(--on-surface-variant);
  transition: color var(--duration) var(--ease);
}

.nav-desktop a:hover,
.nav-desktop a.is-active {
  color: var(--secondary);
}

.header-cta {
  display: none;
}

.nav-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  color: var(--on-surface);
}

.nav-toggle .material-symbols-outlined {
  font-size: 28px;
}

@media (min-width: 900px) {
  .nav-desktop,
  .header-cta {
    display: inline-flex;
  }

  .nav-toggle {
    display: none;
  }
}

/* Mobile nav */
.nav-mobile {
  position: fixed;
  inset: var(--header-h) 0 0 0;
  background: var(--surface-container-lowest);
  padding: 1.5rem;
  transform: translateX(100%);
  transition: transform var(--duration) var(--ease);
  z-index: 99;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.nav-mobile.is-open {
  transform: translateX(0);
}

.nav-mobile a {
  display: block;
  padding: 1rem;
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--on-surface);
  border-radius: var(--radius);
}

.nav-mobile a:hover {
  background: var(--surface-container-low);
}

.nav-mobile .btn {
  margin-top: 1rem;
  width: 100%;
}

/* Hero */
.hero {
  padding: 3rem 0 var(--section-gap);
  overflow: hidden;
}

.hero-grid {
  display: grid;
  gap: 3rem;
  align-items: center;
}

@media (min-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
  }
}

.hero-copy {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  z-index: 1;
}

.hero-copy .eyebrow {
  align-self: flex-start;
}

.hero-copy .display {
  margin-top: 1rem;
}

.hero-copy .body-lg {
  margin-top: 1rem;
}

.hero-actions {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

@media (min-width: 480px) {
  .hero-actions {
    flex-direction: row;
    flex-wrap: wrap;
  }
}

.hero-visual {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-neo);
  background: var(--surface);
  aspect-ratio: 4 / 3;
  min-height: 280px;
}

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

@media (min-width: 1024px) {
  .hero-visual {
    min-height: 520px;
    aspect-ratio: auto;
    height: 560px;
  }
}

/* Reveal animation */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}

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

/* Stats */
.stats {
  background: var(--dark-slate);
  padding: 2rem 0;
}

.stats-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .stats-grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .stats-item:not(:first-child) {
    border-left: 1px solid rgba(255, 255, 255, 0.1);
  }
}

.stats-item {
  text-align: center;
  padding: 0.5rem 1rem;
}

.stats-item .material-symbols-outlined {
  color: var(--accent);
  font-size: 2rem;
  margin-bottom: 0.5rem;
}

.stats-item p {
  color: rgba(255, 255, 255, 0.9);
  font-size: 14px;
  font-weight: 600;
  line-height: 1.4;
}

/* Solutions */
.solutions {
  padding: var(--section-gap) 0;
  background: var(--surface-container-low);
}

.cards-grid {
  display: grid;
  gap: 2rem;
}

@media (min-width: 768px) {
  .cards-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.card {
  background: var(--surface);
  border-radius: var(--radius-md);
  padding: 2rem;
  box-shadow: var(--shadow-neo);
  border: 1px solid #fff;
  transition: transform var(--duration) var(--ease), box-shadow var(--duration) var(--ease),
    background-color var(--duration) var(--ease);
}

.card:hover {
  transform: translateY(-8px);
  background: var(--surface-container-lowest);
  box-shadow:
    0 20px 40px -12px rgba(15, 23, 42, 0.1),
    0 8px 16px -8px rgba(15, 23, 42, 0.06);
}

.card-media {
  height: 12rem;
  width: 100%;
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: 1.5rem;
  background: var(--surface-container);
}

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

.card h3 {
  margin-bottom: 0.5rem;
}

/* Audience */
.audience {
  padding: var(--section-gap) 0;
  background: var(--background);
}

.audience-grid {
  display: grid;
  gap: 1.5rem;
}

@media (min-width: 640px) {
  .audience-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 1024px) {
  .audience-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.audience-item {
  background: var(--surface-container-low);
  border-radius: var(--radius-md);
  padding: 1.75rem;
  border: 1px solid transparent;
  transition: border-color var(--duration) var(--ease), background-color var(--duration) var(--ease);
}

.audience-item:hover {
  background: var(--surface-container-lowest);
  border-color: color-mix(in srgb, var(--secondary) 25%, transparent);
}

.audience-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  background: color-mix(in srgb, var(--accent) 12%, transparent);
  color: var(--accent);
  margin-bottom: 1rem;
}

.audience-icon .material-symbols-outlined {
  font-size: 24px;
}

.audience-item h3 {
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

/* Features */
.features {
  padding: var(--section-gap) 0;
  background: var(--surface-container-low);
}

.features-list {
  display: grid;
  gap: 1.25rem;
}

@media (min-width: 768px) {
  .features-list {
    grid-template-columns: 1fr 1fr;
  }
}

.feature-row {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  background: var(--surface);
  border-radius: var(--radius);
  padding: 1.5rem;
  box-shadow: var(--shadow-neo);
  border: 1px solid #fff;
  transition: transform var(--duration) var(--ease);
}

.feature-row:hover {
  transform: translateY(-4px);
}

.feature-icon {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  background: color-mix(in srgb, var(--secondary) 10%, transparent);
  color: var(--secondary);
}

.feature-icon .material-symbols-outlined {
  font-size: 22px;
}

.feature-row h3 {
  font-size: 1.0625rem;
  font-weight: 700;
  margin-bottom: 0.35rem;
}

/* FAQ */
.faq {
  padding: var(--section-gap) 0;
  background: var(--background);
}

.faq-list {
  max-width: 720px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.faq-item {
  background: var(--surface-container-lowest);
  border: 1px solid color-mix(in srgb, var(--outline-variant) 60%, transparent);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color var(--duration) var(--ease), box-shadow var(--duration) var(--ease);
}

.faq-item.is-open {
  border-color: color-mix(in srgb, var(--secondary) 35%, transparent);
  box-shadow: var(--shadow-neo);
}

.faq-trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.25rem 1.5rem;
  text-align: left;
  font-size: 1rem;
  font-weight: 700;
  color: var(--on-surface);
}

.faq-trigger .material-symbols-outlined {
  transition: transform var(--duration) var(--ease);
  color: var(--secondary);
}

.faq-item.is-open .faq-trigger .material-symbols-outlined {
  transform: rotate(180deg);
}

.faq-panel {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s var(--ease);
}

.faq-panel-inner {
  padding: 0 1.5rem 1.25rem;
  color: var(--on-surface-variant);
  font-size: 1rem;
}

/* CTA band */
.cta-band {
  padding: 0 0 var(--section-gap);
}

.cta-band-inner {
  background: var(--primary-container);
  color: #fff;
  border-radius: var(--radius-lg);
  padding: 3rem 2rem;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
  box-shadow: var(--shadow-neo);
}

.cta-band-inner .headline {
  color: #fff;
  max-width: 28rem;
}

.cta-band-inner .body-md {
  color: color-mix(in srgb, #fff 75%, transparent);
  max-width: 32rem;
}

/* Footer */
.site-footer {
  background: var(--surface-container-lowest);
  border-top: 1px solid var(--outline-variant);
  padding: var(--section-gap) 0 2rem;
}

.footer-grid {
  display: grid;
  gap: 2.5rem;
}

@media (min-width: 768px) {
  .footer-grid {
    grid-template-columns: 1.4fr 1fr 1fr 1fr;
    gap: var(--gutter);
  }
}

.footer-brand {
  display: inline-flex;
  align-items: center;
  margin-bottom: 1rem;
  line-height: 0;
}

.footer-brand img {
  height: 48px;
  width: auto;
  max-width: 180px;
  object-fit: contain;
  display: block;
}

.footer-brand + .caption {
  margin-bottom: 1.25rem;
  max-width: 16rem;
}

.arca-box {
  margin-top: 0.5rem;
  padding: 0;
  background: transparent;
  border: none;
  border-radius: 0;
  display: inline-flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0;
}

.arca-box a {
  display: inline-block;
  line-height: 0;
}

.arca-box img,
.arca-box a img {
  width: 80px;
  height: auto;
  border: 0;
  border-radius: 0;
  display: block;
  background: transparent;
}

.footer-col h4 {
  font-size: 14px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 1rem;
  color: var(--on-background);
}

.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-col a,
.footer-contact-item {
  font-size: 1rem;
  color: var(--on-surface-variant);
  transition: color var(--duration) var(--ease);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

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

.footer-contact-item .material-symbols-outlined {
  font-size: 20px;
}

.footer-bottom {
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid color-mix(in srgb, var(--outline-variant) 40%, transparent);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
}

.footer-credit {
  font-size: 13px;
  font-weight: 500;
  color: var(--on-surface-variant);
  display: inline-flex;
  align-items: center;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.35rem;
}

.franders-link {
  display: inline-flex;
  align-items: center;
  gap: 0.15rem;
  font-weight: 700;
  color: var(--secondary);
  position: relative;
  padding-bottom: 1px;
  background-image: linear-gradient(currentColor, currentColor);
  background-position: 0 100%;
  background-repeat: no-repeat;
  background-size: 0% 1.5px;
  transition: background-size var(--duration) var(--ease), color var(--duration) var(--ease),
    transform var(--duration) var(--ease);
}

.franders-link .material-symbols-outlined {
  font-size: 14px;
  transition: transform var(--duration) var(--ease);
}

.franders-link:hover {
  color: var(--secondary-container);
  background-size: 100% 1.5px;
}

.franders-link:hover .material-symbols-outlined {
  transform: translate(2px, -2px);
}

/* Utility */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}