/* ============================================================
   MariOla — Estilos globales
   ============================================================ */

/* ----- Custom properties: color y tipografía ----- */
:root {
  /* Paleta azul marino */
  --blue-900: #0a2540;
  --blue-800: #0d3060;
  --blue-700: #1a5276;
  --blue-500: #2980b9;
  --blue-400: #3498db;
  --blue-300: #5dade2;
  --blue-200: #aed6f1;
  --blue-100: #d6eaf8;
  --blue-50:  #eaf4fb;

  /* Acento */
  --yellow:   #f9c74f;
  --yellow-dark: #e0a800;

  /* Semáforo de condiciones */
  --green-600: #1e8449;
  --green-100: #d5f5e3;
  --amber-600: #d35400;
  --amber-100: #fdebd0;
  --red-600:   #c0392b;
  --red-100:   #fadbd8;

  /* Neutros */
  --white: #ffffff;
  --black: #000000;
  --text-dark: #0a2540;

  /* Tipografía */
  --font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
  --fs-xs: 0.75rem;
  --fs-sm: 0.875rem;
  --fs-base: 1rem;
  --fs-md: 1.125rem;
  --fs-lg: 1.25rem;
  --fs-xl: 1.5rem;
  --fs-2xl: 2rem;
  --fs-3xl: 2.5rem;
  --fs-4xl: 3.5rem;

  /* Focus */
  --focus-color: #005fcc;

  /* Espacios y radios */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-12: 3rem;
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-full: 999px;
}

/* ----- Reset base ----- */
*, *::before, *::after {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: var(--font-family);
  font-size: var(--fs-base);
  line-height: 1.5;
  color: var(--text-dark);
  background-color: var(--blue-50);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6, p {
  margin: 0;
}

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

a {
  color: inherit;
}

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

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

.skip-link {
  position: absolute;
  top: -100px;
  left: var(--space-4);
  z-index: 9999;
  padding: var(--space-3) var(--space-4);
  background: var(--blue-900);
  color: var(--white);
  text-decoration: none;
  font-weight: 600;
  border-radius: var(--radius-sm);
  transition: top 0.2s ease;
}

.skip-link:focus {
  top: var(--space-4);
}

/* ----- Focus visible global (WCAG 2.4.7) ----- */
*:focus {
  outline: none;
}

*:focus-visible {
  outline: 3px solid var(--focus-color);
  outline-offset: 2px;
  border-radius: 2px;
}

/* ----- Gestión de pantallas (SPA) ----- */
.screen {
  display: none;
  min-height: 100vh;
  width: 100%;
}

.screen.active {
  display: block;
}

/* ============================================================
   Pantalla 1 — Landing
   ============================================================ */
.screen-landing {
  position: relative;
  overflow: hidden;
  /* Fallback visible mientras carga el vídeo */
  background: linear-gradient(
    180deg,
    var(--blue-500) 0%,
    var(--blue-700) 50%,
    var(--blue-900) 100%
  );
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: var(--space-8) var(--space-6);
  color: var(--white);
}

/* Vídeo de portada: cubre toda la pantalla por detrás del contenido */
.landing-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
}

/* Velo de contraste: oscurece el vídeo para que el texto blanco cumpla
   WCAG 2.1 AA (≥ 4.5:1). La opacidad mínima (0.70) garantiza el contraste
   incluso si el fotograma de vídeo bajo el texto es muy claro. */
.landing-scrim {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background: linear-gradient(
    180deg,
    rgba(10, 37, 64, 0.78) 0%,
    rgba(10, 37, 64, 0.70) 40%,
    rgba(10, 37, 64, 0.74) 75%,
    rgba(10, 37, 64, 0.86) 100%
  );
}

/* Contenido central */
.landing-content {
  position: relative;
  z-index: 2;
  max-width: 640px;
  text-align: center;
}

.landing-logo {
  font-size: var(--fs-4xl);
  font-weight: 300;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-2);
  line-height: 1;
}

.landing-logo__mari {
  color: var(--white);
  font-weight: 400;
}

.landing-logo__ola {
  color: var(--yellow);
  font-weight: 700;
}

.landing-tagline {
  font-style: italic;
  text-transform: uppercase;
  letter-spacing: 0.3em;
  font-size: var(--fs-sm);
  margin-bottom: var(--space-8);
  color: var(--blue-100);
}

.landing-copy {
  font-size: var(--fs-md);
  line-height: 1.6;
  margin-bottom: var(--space-8);
  color: var(--white);
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
}

/* CTA */
.cta-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  min-height: 56px;
  min-width: 44px;
  padding: var(--space-4) var(--space-8);
  background: var(--yellow);
  color: var(--blue-900);
  font-size: var(--fs-md);
  font-weight: 700;
  border-radius: var(--radius-full);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
  transition: transform 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease;
}

.cta-button:hover {
  background: var(--yellow-dark);
  transform: translateY(-2px);
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.25);
}

.cta-button:active {
  transform: translateY(0);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

/* ----- Responsive landing ----- */
@media (max-width: 600px) {
  .landing-logo {
    font-size: var(--fs-3xl);
  }
  .landing-copy {
    font-size: var(--fs-base);
  }
  .landing-content {
    margin-bottom: 0;
  }
}

/* ============================================================
   Pantalla 2 — Home
   ============================================================ */

/* ----- Header sticky ----- */
.home-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: var(--blue-900);
  color: var(--white);
  height: 60px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

.home-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  height: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-4);
}

.home-header__brand {
  display: flex;
  align-items: baseline;
  gap: var(--space-3);
  margin: 0;
  min-width: 0;
}

.home-header__logo {
  font-size: var(--fs-xl);
  font-weight: 400;
  letter-spacing: -0.01em;
  line-height: 1;
}

.home-header__logo-mari {
  color: var(--white);
}

.home-header__logo-ola {
  color: var(--yellow);
  font-weight: 700;
}

.home-header__tagline {
  font-style: italic;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: var(--fs-xs);
  color: var(--blue-200);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.home-header__count {
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--yellow);
  white-space: nowrap;
}

.home-header__count:empty {
  display: none;
}

/* ----- Controles compactos en el header sticky ----- */
.home-header__controls {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  margin-left: auto;
}

.header-ctrl {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  padding: 0;
  background-color: rgba(255, 255, 255, 0.08);
  color: var(--white);
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 50%;
  cursor: pointer;
  font-family: inherit;
  transition: background-color 0.15s ease, border-color 0.15s ease, transform 0.12s ease;
}

.header-ctrl:hover {
  background-color: rgba(255, 255, 255, 0.18);
  border-color: rgba(255, 255, 255, 0.45);
}

.header-ctrl:active {
  transform: scale(0.94);
}

.header-ctrl:focus-visible {
  outline: 3px solid var(--yellow);
  outline-offset: 2px;
}

.header-ctrl[aria-pressed="true"] {
  background-color: var(--yellow);
  color: var(--blue-900);
  border-color: var(--yellow);
}

.header-ctrl__icon {
  font-size: var(--fs-md);
  line-height: 1;
}

/* ----- Main ----- */
.home-main {
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--space-8) var(--space-4) var(--space-12);
}

.home-main:focus {
  outline: none;
}

.section-heading {
  font-size: var(--fs-xl);
  font-weight: 700;
  color: var(--blue-900);
  margin-bottom: var(--space-2);
}

.section-subtitle {
  font-size: var(--fs-base);
  color: var(--blue-700);
  margin-bottom: var(--space-4);
}

.beach-selector {
  margin-bottom: var(--space-8);
}

/* ----- Combobox: input ----- */
.combobox-wrapper {
  position: relative;
  margin-bottom: var(--space-4);
}

.combobox-input {
  width: 100%;
  min-height: 48px;
  padding: var(--space-3) var(--space-4);
  font-family: inherit;
  font-size: var(--fs-base);
  color: var(--text-dark);
  background-color: var(--white);
  border: 2px solid var(--blue-300);
  border-radius: var(--radius-md);
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.combobox-input::placeholder {
  color: var(--blue-700);
  opacity: 0.7;
}

.combobox-input:hover {
  border-color: var(--blue-500);
}

.combobox-input:focus-visible {
  outline: 3px solid var(--focus-color);
  outline-offset: 2px;
  border-color: var(--blue-500);
}

/* ----- Combobox: dropdown listbox ----- */
.combobox-listbox {
  position: absolute;
  top: calc(100% + 4px);
  left: 0;
  right: 0;
  z-index: 50;
  max-height: 320px;
  overflow-y: auto;
  margin: 0;
  padding: var(--space-2);
  list-style: none;
  background-color: var(--white);
  border: 1px solid var(--blue-200);
  border-radius: var(--radius-md);
  box-shadow: 0 8px 24px rgba(10, 37, 64, 0.15);
}

.combobox-listbox[hidden] {
  display: none;
}

.combobox-empty {
  padding: var(--space-3) var(--space-4);
  color: var(--blue-700);
  font-style: italic;
  text-align: center;
}

/* Cabecera de grupo (CCAA) dentro del listbox */
.combobox-group-heading {
  display: block;
  padding: var(--space-3) var(--space-3) var(--space-1);
  font-size: var(--fs-xs);
  font-weight: 700;
  color: var(--blue-400);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  border-top: 1px solid var(--blue-100);
  margin-top: var(--space-1);
  pointer-events: none;
}

.combobox-group-heading:first-child {
  border-top: none;
  margin-top: 0;
  padding-top: var(--space-1);
}

.combobox-option {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  min-height: 44px;
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background-color 0.12s ease;
}

.combobox-option:hover {
  background-color: var(--blue-50);
}

.combobox-option:focus-visible {
  outline: 3px solid var(--focus-color);
  outline-offset: -1px;
  background-color: var(--blue-50);
}

.combobox-option.selected {
  background-color: var(--blue-100);
}

/* Checkbox visual */
.combobox-check {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  flex-shrink: 0;
  border: 2px solid var(--blue-500);
  border-radius: 4px;
  background-color: var(--white);
  transition: background-color 0.12s ease, border-color 0.12s ease;
}

.combobox-option.selected .combobox-check {
  background-color: var(--blue-500);
  border-color: var(--blue-500);
}

.combobox-option.selected .combobox-check::after {
  content: '';
  width: 6px;
  height: 11px;
  border-right: 2.5px solid var(--white);
  border-bottom: 2.5px solid var(--white);
  transform: rotate(45deg) translate(-1px, -1px);
}

.combobox-label {
  display: flex;
  flex-direction: column;
  min-width: 0;
  flex: 1;
}

.combobox-name {
  font-size: var(--fs-base);
  font-weight: 600;
  color: var(--blue-900);
}

.combobox-region {
  font-size: var(--fs-sm);
  color: var(--blue-700);
}

/* ----- Chips reordenables (drag & drop + teclado) ----- */
.chips {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: var(--space-2);
}

.chips:empty {
  display: none;
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  min-height: 48px;
  padding: var(--space-1) var(--space-1) var(--space-1) var(--space-2);
  background-color: var(--blue-100);
  color: var(--blue-900);
  border: 1px solid var(--blue-200);
  border-radius: var(--radius-full);
  font-size: var(--fs-sm);
  font-weight: 600;
  cursor: grab;
  transition: box-shadow 0.15s ease, transform 0.15s ease, background-color 0.15s ease;
}

.chip:active {
  cursor: grabbing;
}

.chip:focus-visible {
  outline: 3px solid var(--focus-color);
  outline-offset: 2px;
}

.chip--dragging {
  opacity: 0.45;
  cursor: grabbing;
}

.chip--drop-target {
  box-shadow: inset 3px 0 0 var(--blue-500);
  background-color: var(--blue-200);
}

.chip__grip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 32px;
  color: var(--blue-500);
  font-size: 0.95em;
  letter-spacing: -2px;
  user-select: none;
  cursor: grab;
}

.chip__name {
  padding: 0 var(--space-2);
  white-space: nowrap;
}

.chip__move,
.chip__remove {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  padding: 0;
  border-radius: 50%;
  background-color: transparent;
  color: var(--blue-900);
  line-height: 1;
  transition: background-color 0.12s ease, color 0.12s ease;
}

.chip__move {
  font-size: var(--fs-md);
  font-weight: 700;
}

.chip__remove {
  font-size: var(--fs-lg);
  margin-right: 0;
}

.chip__move:hover:not(:disabled),
.chip__remove:hover {
  background-color: var(--blue-200);
}

.chip__move:focus-visible,
.chip__remove:focus-visible {
  outline: 3px solid var(--focus-color);
  outline-offset: 2px;
}

.chip__move:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

/* ----- Selector de día ----- */
.day-selector-section {
  margin-bottom: var(--space-8);
}

.day-selector-section[hidden] {
  display: none;
}

.day-tabs {
  display: flex;
  gap: var(--space-2);
  overflow-x: auto;
  padding: var(--space-2) 0;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
}

.day-tab {
  flex: 0 0 auto;
  min-width: 72px;
  min-height: 44px;
  padding: var(--space-2) var(--space-4);
  background-color: var(--white);
  color: var(--blue-900);
  border: 2px solid var(--blue-200);
  border-radius: var(--radius-full);
  font-size: var(--fs-sm);
  font-weight: 600;
  white-space: nowrap;
  scroll-snap-align: start;
  transition: background-color 0.12s ease, border-color 0.12s ease, color 0.12s ease;
}

.day-tab:hover {
  border-color: var(--blue-500);
  background-color: var(--blue-50);
}

.day-tab:focus-visible {
  outline: 3px solid var(--focus-color);
  outline-offset: 2px;
}

.day-tab.active,
.day-tab[aria-selected="true"] {
  background-color: var(--blue-500);
  color: var(--white);
  border-color: var(--blue-500);
}

/* ----- Empty state ----- */
.cards-container {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-12) var(--space-6);
  background-color: var(--white);
  border: 1px dashed var(--blue-200);
  border-radius: var(--radius-lg);
  text-align: center;
}

.empty-state[hidden] {
  display: none;
}

.empty-state__wave {
  width: 120px;
  height: 60px;
  margin-bottom: var(--space-2);
}

.empty-state__title {
  font-size: var(--fs-lg);
  font-weight: 700;
  color: var(--blue-900);
}

.empty-state__text {
  font-size: var(--fs-base);
  color: var(--blue-700);
  max-width: 360px;
}

/* ============================================================
   Card de playa
   ============================================================ */

.beach-card {
  background-color: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 4px 16px rgba(10, 37, 64, 0.08);
  border: 1px solid var(--blue-100);
}

/* ----- Header con gradiente ----- */
.card-header {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) var(--space-6);
  background: linear-gradient(135deg, var(--blue-900) 0%, var(--blue-700) 60%, var(--blue-500) 100%);
  color: var(--white);
}

.card-header__title-wrap {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  min-width: 0;
  flex: 1 1 auto;
}

.card-header__name {
  font-size: var(--fs-xl);
  font-weight: 700;
  margin: 0;
  color: var(--white);
  line-height: 1.2;
}

.card-header__region {
  font-size: var(--fs-sm);
  color: var(--blue-100);
  margin: 0;
}

.maps-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  min-height: 44px;
  padding: var(--space-2) var(--space-4);
  background-color: rgba(255, 255, 255, 0.12);
  color: var(--white);
  text-decoration: none;
  border: 1px solid rgba(255, 255, 255, 0.35);
  border-radius: var(--radius-full);
  font-size: var(--fs-sm);
  font-weight: 600;
  transition: background-color 0.15s ease;
}

.maps-link:hover {
  background-color: rgba(255, 255, 255, 0.22);
}

.maps-link:focus-visible {
  outline: 3px solid var(--yellow);
  outline-offset: 2px;
}

/* ----- Tira meteorológica (tiempo + temperatura) ----- */
.weather-strip {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-6);
  background-color: var(--white);
  border-bottom: 1px solid var(--blue-100);
}

.weather-strip__icon {
  font-size: 1.75rem;
  line-height: 1;
  flex-shrink: 0;
}

.weather-strip__label {
  flex: 1;
  font-size: var(--fs-md);
  font-weight: 600;
  color: var(--blue-900);
  min-width: 0;
}

.weather-strip__temp {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--fs-lg);
  font-weight: 700;
  white-space: nowrap;
}

.weather-strip__temp-nums {
  display: inline-flex;
  align-items: baseline;
  gap: var(--space-1);
}

.weather-strip__temp-min {
  color: var(--blue-500);
}

.weather-strip__temp-sep {
  color: var(--blue-300);
  font-weight: 400;
  margin: 0 var(--space-1);
}

.weather-strip__temp-max {
  color: var(--amber-600);
}

/* Tintes suaves según categoría meteorológica */
.weather-strip.wx-clear    { background: linear-gradient(90deg, var(--white) 40%, #fff8e6 100%); }
.weather-strip.wx-partly   { background: linear-gradient(90deg, var(--white) 40%, #f1f8fd 100%); }
.weather-strip.wx-cloudy   { background-color: #f3f4f6; }
.weather-strip.wx-fog      { background-color: #eceff1; }
.weather-strip.wx-rain     { background-color: #e8f0f7; }
.weather-strip.wx-storm    { background-color: #e0e3ea; }
.weather-strip.wx-snow     { background-color: #f4f9ff; }

/* ----- Banda de condición general ----- */
.condition-strip {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-4) var(--space-6);
  border-bottom: 1px solid var(--blue-100);
}

.condition-strip__icon {
  font-size: 2rem;
  line-height: 1;
  flex-shrink: 0;
}

.condition-strip__text {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  min-width: 0;
}

.condition-strip__advice {
  font-size: var(--fs-sm);
  color: var(--blue-700);
  margin: 0;
}

/* Tintes de la banda según condición */
.condition-strip.cond-calm     { background-color: var(--green-100); }
.condition-strip.cond-moderate { background-color: var(--amber-100); }
.condition-strip.cond-strong   { background-color: var(--red-100); }

/* Badge: color + icono + texto (color nunca como único canal) */
.cond-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  align-self: flex-start;
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  font-size: var(--fs-sm);
  font-weight: 700;
  border: 1.5px solid currentColor;
}

.cond-badge.cond-calm     { color: var(--green-600); background-color: var(--white); }
.cond-badge.cond-moderate { color: var(--amber-600); background-color: var(--white); }
.cond-badge.cond-strong   { color: var(--red-600);   background-color: var(--white); }

/* ----- Grid de datos (viento / olas) ----- */
.data-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
  padding: var(--space-6);
}

.data-block {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  padding: var(--space-4);
  background-color: var(--blue-50);
  border-radius: var(--radius-md);
  border: 1px solid var(--blue-100);
}

.data-label {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--blue-400);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin: 0;
}

.data-value {
  font-size: var(--fs-3xl);
  font-weight: 700;
  color: var(--blue-900);
  line-height: 1;
  margin: 0;
}

.data-unit {
  font-size: var(--fs-base);
  font-weight: 400;
  color: var(--blue-700);
}

.data-detail {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  margin: var(--space-2) 0 0;
  padding-top: var(--space-2);
  border-top: 1px dashed var(--blue-200);
}

.data-detail__row {
  display: flex;
  justify-content: space-between;
  font-size: var(--fs-sm);
}

.data-detail__key {
  color: var(--blue-700);
}

.data-detail__val {
  color: var(--blue-900);
  font-weight: 600;
}

/* ============================================================
   Visualizaciones animadas guiadas por datos (viento/olas/calor)
   Decorativas (aria-hidden); el valor numérico siempre está como texto.
   Se pausan con body.motion-off y con prefers-reduced-motion.
   ============================================================ */
.viz {
  display: block;
}

/* Viento: trazos que viajan a la velocidad real (--viz-dur desde JS) */
.viz-wind {
  width: 100%;
  height: 32px;
  margin: var(--space-1) 0;
}

.viz-wind__line {
  fill: none;
  stroke: var(--blue-400);
  stroke-width: var(--viz-stroke, 2.25);
  stroke-linecap: round;
  stroke-dasharray: 12 16;
  animation: viz-wind-flow var(--viz-dur, 4s) linear infinite;
}

.viz-wind__line--2 {
  stroke: var(--blue-300);
  animation-delay: calc(var(--viz-dur, 4s) * -0.35);
}

.viz-wind__line--3 {
  stroke: var(--blue-500);
  animation-delay: calc(var(--viz-dur, 4s) * -0.7);
}

/* -56 = múltiplo exacto del patrón (12+16) para un bucle sin saltos */
@keyframes viz-wind-flow {
  to { stroke-dashoffset: -56; }
}

/* Olas: mar en miniatura; amplitud = altura real, duración = período real */
.viz-wave {
  width: 100%;
  height: 32px;
  margin: var(--space-1) 0;
  border-radius: var(--radius-sm);
  background: linear-gradient(180deg, #f1f8fd 0%, var(--blue-50) 100%);
}

.viz-wave__back {
  fill: var(--blue-200);
  animation: viz-wave-scroll calc(var(--viz-dur, 5s) * 1.7) linear infinite;
}

.viz-wave__front {
  fill: var(--blue-400);
  opacity: 0.85;
  animation: viz-wave-scroll var(--viz-dur, 5s) linear infinite;
}

/* -48px = un período exacto de la onda: el bucle es continuo */
@keyframes viz-wave-scroll {
  to { transform: translateX(-48px); }
}

/* Calor: termómetro con mercurio proporcional a la máxima del día */
.viz-heat {
  width: 15px;
  height: 36px;
  flex-shrink: 0;
}

.viz-heat__tube {
  fill: var(--white);
  stroke: var(--blue-300);
  stroke-width: 1.25;
}

.viz-heat__mercury,
.viz-heat__bulb {
  fill: var(--blue-400);
}

.viz-heat--mild .viz-heat__mercury,
.viz-heat--mild .viz-heat__bulb {
  fill: var(--yellow-dark);
}

.viz-heat--warm .viz-heat__mercury,
.viz-heat--warm .viz-heat__bulb {
  fill: var(--amber-600);
}

.viz-heat--hot .viz-heat__mercury,
.viz-heat--hot .viz-heat__bulb {
  fill: var(--red-600);
  animation: viz-heat-pulse 1.6s ease-in-out infinite;
}

@keyframes viz-heat-pulse {
  50% { opacity: 0.6; }
}

/* ----- Fila de actividades ----- */
.activity-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-3);
  padding: 0 var(--space-6) var(--space-6);
}

.activity-pill {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-1);
  min-height: 96px;
  padding: var(--space-3);
  text-align: center;
  border-radius: var(--radius-md);
  border: 2px solid transparent;
}

.activity-pill__icon {
  font-size: 1.75rem;
  line-height: 1;
}

.activity-pill__name {
  font-size: var(--fs-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin: 0;
  color: var(--blue-900);
}

.activity-pill__verdict {
  font-size: var(--fs-sm);
  font-weight: 600;
  margin: 0;
}

.activity-pill--good {
  background-color: var(--green-100);
  border-color: var(--green-600);
}
.activity-pill--good .activity-pill__verdict { color: var(--green-600); }

.activity-pill--neutral {
  background-color: var(--amber-100);
  border-color: var(--amber-600);
}
.activity-pill--neutral .activity-pill__verdict { color: var(--amber-600); }

.activity-pill--bad {
  background-color: var(--red-100);
  border-color: var(--red-600);
}
.activity-pill--bad .activity-pill__verdict { color: var(--red-600); }

/* ----- Estado loading: skeleton shimmer ----- */
.card-skeleton {
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.card-skeleton__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3);
}

.card-skeleton__row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-3);
}

.skeleton {
  background: linear-gradient(
    90deg,
    var(--blue-100) 0%,
    var(--blue-50)  50%,
    var(--blue-100) 100%
  );
  background-size: 200% 100%;
  border-radius: var(--radius-md);
  animation: skeleton-shimmer 1.4s ease-in-out infinite;
}

.skeleton--header { height: 64px; }
.skeleton--strip  { height: 56px; }
.skeleton--block  { height: 120px; }
.skeleton--pill   { height: 96px; }

@keyframes skeleton-shimmer {
  0%   { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* ----- Estado error ----- */
.card-error {
  padding: var(--space-6);
  background-color: var(--red-100);
  border-left: 4px solid var(--red-600);
}

.card-error__title {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--fs-md);
  font-weight: 700;
  color: var(--red-600);
  margin: 0 0 var(--space-2);
}

.card-error__text {
  font-size: var(--fs-sm);
  color: var(--blue-900);
  margin: 0;
}

.card-error__retry {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-top: var(--space-3);
  min-height: 44px;
  padding: var(--space-2) var(--space-6);
  background-color: var(--red-600);
  color: var(--white);
  font-size: var(--fs-sm);
  font-weight: 700;
  border-radius: var(--radius-full);
  transition: background-color 0.15s ease, transform 0.12s ease;
}

.card-error__retry:hover {
  background-color: #a93226;
}

.card-error__retry:active {
  transform: scale(0.97);
}

.card-error__retry:focus-visible {
  outline: 3px solid var(--focus-color);
  outline-offset: 2px;
}

/* ----- Responsive home ----- */
@media (max-width: 600px) {
  .home-header__tagline {
    display: none;
  }
  .home-header__count {
    font-size: var(--fs-xs);
    /* Sólo muestra el número en mobile para no chocar con los controles */
    max-width: 110px;
    overflow: hidden;
    text-overflow: ellipsis;
  }
  .home-header__controls {
    gap: 4px;
  }
  .header-ctrl {
    width: 40px;
    height: 40px;
  }
  .home-main {
    padding: var(--space-6) var(--space-3) var(--space-8);
  }
  .section-heading {
    font-size: var(--fs-lg);
  }
  .card-header {
    padding: var(--space-4);
  }
  .condition-strip {
    padding: var(--space-3) var(--space-4);
  }
  .data-grid {
    grid-template-columns: 1fr;
    padding: var(--space-4);
  }
  .activity-row {
    grid-template-columns: 1fr;
    padding: 0 var(--space-4) var(--space-4);
  }
  .data-value {
    font-size: var(--fs-2xl);
  }
  .card-skeleton__grid {
    grid-template-columns: 1fr;
  }
  .card-skeleton__row {
    grid-template-columns: 1fr;
  }
}

/* ============================================================
   Footer (créditos de sonido)
   ============================================================ */
.home-footer {
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--space-6) var(--space-4) var(--space-8);
  border-top: 1px solid var(--blue-100);
}

.home-footer__credit {
  font-size: var(--fs-xs);
  color: var(--blue-700);
  text-align: center;
}

.home-footer__signature {
  margin-top: var(--space-3);
  padding-top: var(--space-3);
  border-top: 1px solid var(--blue-100);
  font-size: var(--fs-sm);
  color: var(--blue-900);
  text-align: center;
}

.home-footer__credit a,
.home-footer__signature a {
  color: var(--blue-500);
  text-decoration: underline;
  font-weight: 600;
}

.home-footer__credit a:hover,
.home-footer__signature a:hover {
  color: var(--blue-700);
}

.home-footer__credit a:focus-visible,
.home-footer__signature a:focus-visible {
  outline: 3px solid var(--focus-color);
  outline-offset: 2px;
  border-radius: 2px;
}

/* ============================================================
   Barra global de controles de accesibilidad
   ============================================================ */
.a11y-controls {
  position: fixed;
  z-index: 1000;
  right: var(--space-4);
  bottom: var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  padding: var(--space-2);
  background-color: rgba(10, 37, 64, 0.92);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-radius: var(--radius-md);
  box-shadow: 0 6px 24px rgba(0, 0, 0, 0.25);
}

/* En la home, el panel flotante se oculta: sus equivalentes están en el
   header sticky (.home-header__controls). */
#screen-landing[hidden] ~ .a11y-controls {
  display: none;
}

.a11y-controls__btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  min-height: 44px;
  padding: var(--space-2) var(--space-3);
  background-color: rgba(255, 255, 255, 0.08);
  color: var(--white);
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: var(--radius-full);
  font-size: var(--fs-sm);
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  transition: background-color 0.15s ease, border-color 0.15s ease;
}

.a11y-controls__btn:hover {
  background-color: rgba(255, 255, 255, 0.18);
}

.a11y-controls__btn:focus-visible {
  outline: 3px solid var(--yellow);
  outline-offset: 2px;
}

.a11y-controls__btn[aria-pressed="true"] {
  background-color: var(--yellow);
  color: var(--blue-900);
  border-color: var(--yellow);
}

.a11y-controls__icon {
  font-size: var(--fs-md);
  line-height: 1;
}

.a11y-controls__state {
  font-size: var(--fs-xs);
  opacity: 0.75;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

@media (max-width: 600px) {
  .a11y-controls {
    right: var(--space-2);
    bottom: var(--space-2);
    padding: var(--space-1);
  }
  .a11y-controls__btn {
    padding: var(--space-2);
  }
  .a11y-controls__text {
    display: none;
  }
  .a11y-controls__state {
    display: none;
  }
}

/* ============================================================
   Pausa de animaciones controlada por el usuario
   ============================================================ */
body.motion-off *,
body.motion-off *::before,
body.motion-off *::after {
  animation-play-state: paused !important;
}
/* El vídeo de portada se pausa por JS (videoController); CSS sólo congela
   el resto de animaciones. */

/* ============================================================
   prefers-reduced-motion: desactivar animaciones (por sistema)
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}