@import url("https://fonts.googleapis.com/css2?family=Inter:ital,opsz,wght@0,14..32,100..900;1,14..32,100..900&display=swap");

/* =========================
   VARIABLES GLOBALES
   ========================= */
:root {
  --bg: #15181d;
  --fg: #b8bcc3;

  /* Espaciados */
  --space-xs: 0.5rem;
  --space-sm: 0.9rem;
  --space-md: 1.5rem;
  --space-lg: 2.1rem;
  --space-xl: 3rem;

  /* Radios de borde */
  --radius-sm: 0.75rem;
  --radius-md: 1rem;
  --radius-lg: 1.4rem;
  --radius-pill: 999px;

  /* Tokens de UI */
  --border-subtle: rgba(184, 188, 195, 0.2);
  --border-strong: rgba(184, 188, 195, 0.25);
  --border-focus: rgba(184, 188, 195, 0.55);

  --panel-bg: rgba(21, 24, 29, 0.7);
  --surface-soft: rgba(184, 188, 195, 0.08);
  --surface-soft-alt: rgba(184, 188, 195, 0.06);
  --surface-strong: rgba(184, 188, 195, 0.16);

  --shadow-ring: 0 0 0 0.15rem rgba(184, 188, 195, 0.35);
  --shadow-ring-soft: 0 0 0 0.15rem rgba(184, 188, 195, 0.25);
}

/* =========================
   RESET / BASE
   ========================= */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  height: 100%;
}

html {
  font-size: 16px;
  scrollbar-width: thin;
  scrollbar-color: rgba(184, 188, 195, 0.35) var(--bg);
}

@media (max-width: 480px) {
  html {
    font-size: 15px;
  }
}

@media (min-width: 1600px) {
  html {
    font-size: 18px;
  }
}

body {
  font-family: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  background-color: var(--bg);
  color: var(--fg);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

/* Scrollbar WebKit */
::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background-color: rgba(184, 188, 195, 0.35);
  border-radius: var(--radius-pill);
  border: 2px solid transparent;
  background-clip: padding-box;
}

::-webkit-scrollbar-thumb:hover {
  background-color: rgba(184, 188, 195, 0.55);
}

::-webkit-scrollbar-corner {
  background: transparent;
}

/* =========================
   LAYOUT GENERAL
   ========================= */
.page {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  padding-inline: var(--space-md);
}

.site-main {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* =========================
   TARJETA PRINCIPAL
   ========================= */
.construction-card {
  width: 100%;
  max-width: 460px;
  text-align: center;
  padding-block: var(--space-xl);
}

/* LOGO */
.logo-wrapper {
  display: flex;
  justify-content: center;
  margin-bottom: var(--space-md);
}

.logo-img {
  width: 120px;
  height: auto;
  display: block;
  border-radius: 50%;
  border: 2px solid var(--border-strong);
}

/* TÍTULOS Y TEXTO */
.title {
  margin: 0;
  font-size: 1.1rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  font-weight: 600;
}

.subtitle {
  margin: var(--space-sm) auto 0;
  max-width: 34rem;
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  line-height: 1.8;
  opacity: 0.9;
}

/* Línea divisoria */
.divider {
  width: 100%;
  max-width: 420px;
  height: 1px;
  margin: var(--space-md) auto;
  background-color: var(--border-subtle);
}

/* =========================
   CONTADOR
   ========================= */
.countdown {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
}

.time-box {
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-strong);
  padding-block: 0.9rem;
  background-color: var(--panel-bg);
}

.time-value {
  display: block;
  font-size: 1.4rem;
  font-weight: 600;
  letter-spacing: 0.08em;
}

.time-label {
  display: block;
  margin-top: 0.2rem;
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  opacity: 0.9;
}

@media (max-width: 480px) {
  .countdown {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

/* =========================
   FORMULARIO NOTIFÍCAME
   ========================= */
.notify-section {
  margin-bottom: var(--space-md);
}

.notify-form {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) auto;
  gap: var(--space-sm);
  align-items: center;
}

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

.notify-input {
  width: 100%;
  padding: 0.9rem 1rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-strong);
  background-color: transparent;
  color: var(--fg);
  font-size: 0.86rem;
  letter-spacing: 0.03em;
  outline: none;
}

.notify-input::placeholder {
  color: rgba(184, 188, 195, 0.7);
}

.notify-input:focus-visible {
  background-color: var(--surface-soft);
  box-shadow: var(--shadow-ring);
  border-color: var(--border-focus);
}

/* Botón NOTIFÍCAME */
.notify-button {
  padding: 0.9rem 1.6rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-strong);
  background-color: transparent;
  color: var(--fg);
  font-size: 0.78rem;
  letter-spacing: 0.23em;
  text-transform: uppercase;
  cursor: pointer;
  transition: background-color 120ms ease-out, transform 80ms ease-out,
    box-shadow 120ms ease-out, border-color 120ms ease-out;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  position: relative;
  white-space: nowrap;
}

.notify-button:hover {
  background-color: var(--surface-soft);
  box-shadow: var(--shadow-ring);
}

.notify-button:active {
  transform: scale(0.98);
  background-color: rgba(184, 188, 195, 0.08);
}

.notify-button:focus-visible {
  outline: none;
  box-shadow: var(--shadow-ring-soft);
  border-color: var(--border-focus);
}

/* Capas internas del botón (loader / check) */
.btn-state-layer {
  position: absolute;
  inset: 0;
  display: none; /* se controla desde JS */
  align-items: center;
  justify-content: center;
}

.loader {
  width: 25px;
  height: 25px;
  border: 3px solid var(--fg);
  border-bottom-color: transparent;
  border-radius: 50%;
  display: inline-block;
  box-sizing: border-box;
  animation: rotation 1s linear infinite;
}

@keyframes rotation {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}

.btn-check-icon {
  width: 25px;
  height: auto;
}

.notify-message {
  margin-top: var(--space-xs);
  font-size: 0.8rem;
  opacity: 0.9;
}

/* =========================
   ICONOS SVG REDES
   ========================= */
.social-section {
  margin-top: var(--space-sm);
}

.social-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-sm);
}

.social-pill {
  height: 80px;
  min-width: 80px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-strong);
  background-color: var(--panel-bg);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  color: var(--fg);
  transition: transform 80ms ease-out, background-color 120ms ease-out,
    box-shadow 120ms ease-out, border-color 120ms ease-out;
  position: relative;
}

@media (min-width: 768px) {
  .social-row {
    flex-wrap: nowrap;
  }

  .social-pill {
    flex: 1 1 0;
    max-width: 80px;
  }
}

.social-pill:hover {
  background-color: var(--surface-soft);
  box-shadow: var(--shadow-ring);
}

.social-pill:active {
  transform: translateY(1px);
  background-color: rgba(184, 188, 195, 0.05);
}

.social-pill:focus-visible {
  outline: none;
  box-shadow: var(--shadow-ring-soft);
  border-color: var(--border-focus);
}

.social-icon {
  width: 25px;
  height: 25px;
}

/* Tooltip para redes sociales */
.social-pill::after {
  content: attr(data-tooltip);
  position: absolute;
  left: 50%;
  top: 100%;
  transform: translateX(-50%) translateY(0.9rem);
  padding: 0.3rem 0.8rem;
  border-radius: 7px;
  border: 1px solid var(--border-strong);
  background-color: rgba(21, 24, 29, 0.95);
  color: var(--fg);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity 140ms ease-out, transform 140ms ease-out;
}

.social-pill:hover::after,
.social-pill:focus-visible::after {
  opacity: 1;
  transform: translateX(-50%) translateY(0.7rem);
}

/* =========================
   FOOTER
   ========================= */
.site-footer {
  text-align: center;
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  opacity: 0.75;
  padding-block: var(--space-lg) var(--space-md);
}

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

/* =========================
   TOAST DE NOTIFICACIONES
   ========================= */
.toast {
  position: fixed;
  top: 0.75rem;
  left: 50%;
  transform: translateX(-50%) translateY(-1.2rem);
  padding: 0.6rem 1.4rem;
  border-radius: var(--radius-sm);
  background-color: rgba(21, 24, 29, 0.96);
  color: #ffffff;
  font-size: 0.78rem;
  text-align: center;
  max-width: min(92vw, 520px);
  line-height: 1.5;
  white-space: normal;
  overflow: visible;
  opacity: 0;
  pointer-events: none;
  transition: opacity 160ms ease-out, transform 160ms ease-out;
  z-index: 999;
}

.toast--visible {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

.toast--success {
  background: rgba(56, 142, 60, 0.96);
}

.toast--error {
  background: rgba(211, 47, 47, 0.96);
}

/* =========================
   SELECTOR DE IDIOMA
   ========================= */
.lang-switcher {
  position: fixed;
  top: 0.8rem;
  right: 0.8rem;
  z-index: 998;
  font-size: 0.75rem;
}

.lang-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.5rem 0.75rem;
  border-radius: 0.45rem;
  border: 0.1rem solid var(--border-subtle);
  background: var(--bg);
  color: var(--fg);
  cursor: pointer;
  text-transform: uppercase;
}

.lang-toggle:focus-visible {
  outline: none;
  box-shadow: var(--shadow-ring-soft);
  border-color: var(--border-focus);
}

.lang-flag {
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.flag-icon {
  width: 21px;
  height: 14px;
}

.lang-label {
  text-transform: uppercase;
}

.lang-arrow {
  width: 16px;
  height: 16px;
}

/* Dropdown idiomas */
.lang-menu {
  position: absolute;
  top: calc(100% + 0.45rem);
  right: 0;
  margin: 0;
  padding: 0.3rem;
  list-style: none;
  min-width: 190px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-subtle);
  background-color: rgba(21, 24, 29);

  opacity: 0;
  visibility: hidden;
  transform: translateY(-4px);
  pointer-events: none;

  transition: opacity 170ms ease-out, transform 170ms ease-out,
    visibility 0s linear 170ms;
}

.lang-switcher.is-open .lang-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  pointer-events: auto;
  transition: opacity 170ms ease-out, transform 170ms ease-out,
    visibility 0s linear 0s;
}

.lang-option {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem;
  border-radius: 5px;
  cursor: pointer;
  color: var(--fg);
  transition: background-color 120ms ease-out;
}

.lang-option + .lang-option {
  margin-top: 0.3rem;
}

.lang-option .lang-name {
  letter-spacing: 0.17em;
  text-transform: uppercase;
  font-size: 0.75rem;
}

.lang-option.is-active {
  background-color: var(--surface-soft);
}

.lang-option:hover:not(.is-active) {
  background-color: var(--surface-soft-alt);
}