/* ============================================================
   01) VARIABLES — NEO•TECH ULTRA GLASS GREEN v12
=========================================================== */
:root {
  --bg: #020617;
  --text-main: #e2e8f0;
  --text-soft: #94a3b8;

  --accent: #22c55e;
  --accent-strong: #16a34a;
  --accent-glow: rgba(34,197,94,0.55);

  --glass-light: rgba(255,255,255,0.05);
  --glass-mid: rgba(255,255,255,0.09);
  --glass-strong: rgba(255,255,255,0.16);

  --radius-lg: 28px;
  --radius-md: 20px;
  --radius-sm: 14px;

  --blur-strong: blur(28px) saturate(1.45);
  --blur-mid: blur(20px) saturate(1.35);
  --blur-soft: blur(14px) saturate(1.2);

  --shadow-panel: 0 24px 65px rgba(0,0,0,0.55);
  --shadow-soft: 0 16px 40px rgba(0,0,0,0.35);
  --shadow-glow: 0 0 28px rgba(34,197,94,0.45);
}


/* ============================================================
   02) RESET GLOBAL
=========================================================== */
* { box-sizing: border-box; margin: 0; padding: 0; }
body {
  font-family: "Outfit", sans-serif;
  background: var(--bg);
  color: var(--text-main);
  min-height: 100vh;

  display: flex;
  justify-content: center;
  align-items: flex-start;

  padding: 48px 22px;
  overflow-x: hidden;
}


/* ============================================================
   03) INTRO LOADER — ULTRA SPHERE GREEN
=========================================================== */
#intro {
  position: fixed;
  inset: 0;
  background: #020617;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 99999;

  transition: opacity 0.6s ease, visibility 0.6s ease;
}

#intro.hidden {
  opacity: 0;
  visibility: hidden;
}

.loader {
  width: 72px;
  height: 72px;

  border-radius: 50%;
  border: 6px solid rgba(34,197,94,0.22);
  border-top-color: var(--accent);

  animation: spin 1s linear infinite, glowPulse 1.9s ease-in-out infinite;
}

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

@keyframes glowPulse {
  0%,100% { box-shadow: 0 0 16px var(--accent-glow); }
  50%     { box-shadow: 0 0 34px var(--accent-glow); }
}


/* ============================================================
   04) CANVAS BACKGROUND — NeoTech Ultra Grid v4
   ------------------------------------------------------------
   · Fondo animado más profundo
   · Mayor glow verde elegante
   · Gradiente base que elimina “manchas” o “zonas planas”
=========================================================== */

#bg-canvas {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
  z-index: -1;
  pointer-events: none;

  /* Hace que el fondo se funda SUPER bien con el glass */
  opacity: 0.92;

  /* glow uniforme del canvas */
  filter:
    drop-shadow(0 0 18px rgba(34,197,94,0.25))
    brightness(1.18)
    saturate(1.25);

  /* un “layer” detrás del propio canvas para que nunca se vea plano */
  background:
    radial-gradient(circle at 25% 15%, rgba(34,197,94,0.12), transparent 60%),
    radial-gradient(circle at 80% 70%, rgba(15,23,42,0.65), transparent 70%),
    linear-gradient(160deg, #020617, #0b1220 60%, #020617);
}



/* ============================================================
   05) APP CONTAINER — ULTRA GLASS 3D v4.2 (NeoTech)
   ------------------------------------------------------------
   · Mucho más glass
   · Capas de luz internas REALISTAS
   · Borde ion-lit verde ultrasuave
   · Volumen 3D con sombras cruzadas
=========================================================== */

.app {
  width: 100%;
  max-width: 650px;

  /* —— GLASS REAL —— */
  background: rgba(15, 23, 42, 0.58);
  backdrop-filter: var(--blur-strong);

  /* —— Bordes premium —— */
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255,255,255,0.06);
  outline: 1px solid rgba(34,197,94,0.22); /* borde glow externo */

  padding: 36px 38px 32px;

  display: flex;
  flex-direction: column;
  gap: 22px;

  /* —— Sombras 3D cruzadas —— */
  box-shadow:
      0 24px 55px rgba(0,0,0,0.65),                      /* sombra externa */
      inset 0 0 22px rgba(34,197,94,0.10),               /* glow verde interno */
      inset 0 0 12px rgba(255,255,255,0.04),             /* luz suave */
      inset 0 0 2px rgba(255,255,255,0.12);              /* filo glass */

  animation: fadeInApp 0.55s ease-out forwards;
}

@keyframes fadeInApp {
  from {
    opacity: 0;
    transform: translateY(28px) scale(0.96);
    filter: blur(3px);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
    filter: blur(0);
  }
}



/* ============================================================
   06) HEADER — NEO•TECH ULTRA GLASS v9
   ------------------------------------------------------------
   + Icono sin subrayado
   + Link neutralizado
   + Títulos premium ordenados
   + Glow sutil
=========================================================== */

.app-header {
  display: flex;
  align-items: center;
  gap: 20px;
  padding-bottom: 4px;
}

/* -----------------------------------------------
   LINK del icono — Eliminamos subrayado SIEMPRE
----------------------------------------------- */
.app-header a,
.app-header a:visited,
.app-header a:active {
  text-decoration: none !important;
  color: inherit !important;
  outline: none;
  border: none;
}

/* -----------------------------------------------
   ICONO
----------------------------------------------- */
.app-icon {
  width: 56px;
  height: 56px;

  border-radius: 18px;

  background: linear-gradient(145deg, #4ade80, #16a34a);
  display: flex;
  align-items: center;
  justify-content: center;

  /* Glow PRO */
  box-shadow:
    0 10px 28px rgba(34,197,94,0.46),
    inset 0 0 10px rgba(255,255,255,0.22),
    0 0 14px rgba(34,197,94,0.45);
}

.app-icon i {
  font-size: 26px;
  color: #eaffea;
  text-decoration: none !important; /* blindaje final */
}

/* -----------------------------------------------
   TITULOS — PRO EDITION
----------------------------------------------- */
.app-title {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
  gap: 3px;
}

/* TÍTULO PRINCIPAL */
.app-title .title-main {
  font-size: 1.46rem;
  font-weight: 650;
  color: var(--text-main);
  letter-spacing: -0.015em;

  /* Glow suave */
  text-shadow: 0 0 6px rgba(255,255,255,0.15);
}

/* SUBTÍTULO / MARCA */
.app-title .title-sub {
  font-size: 0.76rem;
  color: var(--text-soft);
  text-transform: uppercase;
  letter-spacing: 0.20em;

  opacity: 0.75;
}


/* ============================================================
   07) PANEL GLASS — ULTRA NEO•TECH v12
   ------------------------------------------------------------
   + Más brillo volumétrico
   + Más glass real
   + Gradientes suaves
   + Luces verdes sutiles (sin saturar)
=========================================================== */

.panel {
  padding: 30px 28px;
  border-radius: var(--radius-md);

  background:
    radial-gradient(circle at 0% 0%, rgba(34,197,94,0.20), transparent 55%),
    linear-gradient(145deg, rgba(15,23,42,0.78), rgba(15,23,42,0.68));

  backdrop-filter: var(--blur-mid);

  /* Borde + Glass */
  border: 1px solid rgba(255,255,255,0.10);
  box-shadow:
    0 14px 40px rgba(0,0,0,0.45),
    inset 0 0 0 1px rgba(34,197,94,0.25),
    inset 0 0 24px rgba(34,197,94,0.10);

  display: flex;
  flex-direction: column;
  gap: 20px;

  /* Animación suave */
  animation: panelFadeIn 0.55s ease forwards;
}

@keyframes panelFadeIn {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ------------------------------------------------------------
   TÍTULO DEL PANEL
------------------------------------------------------------ */
.panel-title {
  display: flex;
  align-items: center;
  gap: 12px;

  font-size: 1.08rem;
  font-weight: 600;
  color: var(--accent);

  /* Glow premium */
  text-shadow:
    0 0 8px rgba(34,197,94,0.55),
    0 0 12px rgba(34,197,94,0.25);
}

/* Ícono del título */
.panel-title i {
  font-size: 1.1rem;
  color: var(--accent);
  filter: drop-shadow(0 0 4px rgba(34,197,94,0.45));
}

/* ============================================================
   08) INPUTS — NEO•TECH ULTRA v15
   ------------------------------------------------------------
   • Más glass
   • Más profundidad
   • Más glow verde premium
   • Experiencia “campo interactivo”
=========================================================== */

label {
  font-size: 0.90rem;
  color: var(--text-soft);
  font-weight: 500;
  letter-spacing: 0.01em;
  padding-left: 2px;
}

/* Fila general de inputs */
.row {
  display: flex;
  gap: 14px;
  align-items: center;
}

/* ------------------------------------------------------------
   COUNTRY PILL (selector verde premium)
------------------------------------------------------------ */
.country-pill {
  border-radius: 999px;
  padding: 12px 16px;

  background: rgba(15,23,42,0.78);
  border: 1px solid rgba(255,255,255,0.14);

  display: flex;
  align-items: center;
  gap: 10px;

  color: var(--text-soft);
  backdrop-filter: var(--blur-soft);

  transition: 0.28s ease;
  cursor: pointer;

  box-shadow:
    inset 0 0 0 1px rgba(34,197,94,0.10),
    0 6px 14px rgba(0,0,0,0.45);
}

/* Iconito del planeta */
.country-pill i {
  color: var(--accent);
  font-size: 0.92rem;
  filter: drop-shadow(0 0 4px rgba(34,197,94,0.5));
}

/* Select interno */
.country-pill select {
  background: transparent;
  border: none;
  outline: none;
  color: inherit;
  font-size: 0.88rem;
  cursor: pointer;
}

/* Hover premium */
.country-pill:hover {
  border-color: var(--accent);
  box-shadow:
    0 0 20px rgba(34,197,94,0.35),
    inset 0 0 10px rgba(34,197,94,0.15);
  transform: translateY(-1px);
}

/* ------------------------------------------------------------
   INPUTS GENERALES
------------------------------------------------------------ */
.input-text,
textarea.input-text {
  width: 100%;
  padding: 14px 18px;

  border-radius: var(--radius-sm);
  border: 1px solid rgba(255,255,255,0.10);

  background: rgba(15,23,42,0.78);
  color: var(--text-main);
  font-size: 0.94rem;

  backdrop-filter: var(--blur-soft);

  transition: 0.28s ease;

  box-shadow:
    inset 0 0 0 1px rgba(34,197,94,0.10),
    0 6px 16px rgba(0,0,0,0.45);
}

/* Placeholder suave */
.input-text::placeholder,
textarea.input-text::placeholder {
  color: rgba(148,163,184,0.55);
}

/* FOCUS — versión super elegante */
.input-text:focus,
textarea.input-text:focus {
  border-color: var(--accent);
  box-shadow:
    0 0 22px rgba(34,197,94,0.45),
    inset 0 0 12px rgba(34,197,94,0.20);
  background: rgba(15,23,42,0.92);
}

/* Textarea */
textarea.input-text {
  min-height: 90px;
  resize: vertical;
}

/* ============================================================
   09) BOTONES — NEO•TECH ULTRA v18
   ------------------------------------------------------------
   · Brillo 3D realista
   · Sombras dinámicas
   · Iconos alineados perfectos
   · Comportamiento táctil premium
=========================================================== */

/* Contenedor de botones */
.actions {
  display: flex;
  gap: 14px;
  margin-top: 2px;
  align-items: stretch;
}

/* Base general */
button {
  padding: 14px 20px;
  border-radius: 16px;
  border: none;

  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;

  font-size: 0.95rem;
  letter-spacing: 0.01em;

  cursor: pointer;
  transition: 0.28s ease;

  /* Glass suave */
  backdrop-filter: var(--blur-soft);
  -webkit-backdrop-filter: var(--blur-soft);

  /* Touch feel */
  transform: translateZ(0);
}

button i {
  font-size: 1rem;
  opacity: 0.92;
}


/* ============================================================
   BOTÓN PRIMARIO — ACCIÓN FUERTE
=========================================================== */
.btn-primary {
  flex: 1;

  background: linear-gradient(
    135deg,
    var(--accent) 0%,
    var(--accent-strong) 100%
  );

  color: #ffffff;

  box-shadow:
    0 14px 40px rgba(34,197,94,0.45),
    inset 0 0 10px rgba(255,255,255,0.18),
    inset 0 -4px 12px rgba(0,0,0,0.35);

  border: 1px solid rgba(255,255,255,0.08);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow:
    0 22px 65px rgba(34,197,94,0.65),
    inset 0 0 12px rgba(255,255,255,0.28);
}

.btn-primary:active {
  transform: translateY(1px);
  box-shadow:
    0 10px 25px rgba(34,197,94,0.35) inset,
    inset 0 0 8px rgba(255,255,255,0.20);
}


/* ============================================================
   BOTÓN SECUNDARIO — GLASS PREMIUM
=========================================================== */
.btn-secondary {
  padding-inline: 18px;

  background: rgba(255,255,255,0.06);
  color: var(--text-soft);

  border: 1px solid rgba(255,255,255,0.14);

  box-shadow:
    inset 0 0 0 1px rgba(34,197,94,0.10),
    0 10px 25px rgba(0,0,0,0.38);
}

.btn-secondary:hover {
  background: rgba(34,197,94,0.12);
  color: #d1fae5;

  border-color: var(--accent);

  box-shadow:
    0 12px 32px rgba(34,197,94,0.25),
    inset 0 0 10px rgba(34,197,94,0.12);
}

.btn-secondary:active {
  transform: translateY(1px);
  box-shadow:
    inset 0 0 20px rgba(34,197,94,0.20),
    0 8px 18px rgba(34,197,94,0.20);
}


/* ============================================================
   BOTÓN “SUCCESS” (cuando COPIADO)
=========================================================== */
.btn-secondary.success {
  background: rgba(34,197,94,0.20);
  border-color: var(--accent);
  color: #bbf7d0;

  box-shadow:
    0 10px 30px rgba(34,197,94,0.25),
    inset 0 0 14px rgba(34,197,94,0.25);
}


/* ============================================================
   10) OUTPUT CARD — NEO•TECH ULTRA v20
   ------------------------------------------------------------
   · Glass profundo con capas reales
   · Glow verde suave y táctil
   · Contenedor flotante con animación de entrada
   · Texto encapsulado en burbuja glass
=========================================================== */

.output-card {
  padding: 22px;
  border-radius: var(--radius-md);

  background: rgba(15, 23, 42, 0.72);
  backdrop-filter: var(--blur-mid);
  -webkit-backdrop-filter: var(--blur-mid);

  border: 1px solid rgba(255,255,255,0.08);
  box-shadow:
    0 18px 45px rgba(0,0,0,0.55),
    inset 0 0 18px rgba(34,197,94,0.10),
    inset 0 0 0 1px rgba(34,197,94,0.22);

  display: flex;
  flex-direction: column;
  gap: 12px;

  animation: outputPop 0.45s ease forwards;
  transform-origin: top;
}

@keyframes outputPop {
  0%   { opacity: 0; transform: translateY(10px) scale(0.96); }
  100% { opacity: 1; transform: translateY(0) scale(1); }
}


/* ============================================================
   TEXTO DEL LINK — BURBUJA GLASS PREMIUM
=========================================================== */
.output-text {
  padding: 14px 16px;
  border-radius: 14px;

  background: rgba(0, 0, 0, 0.52);
  backdrop-filter: var(--blur-soft);
  -webkit-backdrop-filter: var(--blur-soft);

  border: 1px solid rgba(34,197,94,0.22);
  box-shadow:
    inset 0 0 14px rgba(34,197,94,0.10),
    inset 0 0 0 1px rgba(34,197,94,0.18);

  font-size: 0.90rem;
  color: var(--text-main);

  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;

  /* sutil animación al aparecer */
  animation: textFade 0.6s ease forwards;
  opacity: 0;
}

@keyframes textFade {
  0%   { opacity: 0; filter: blur(3px); }
  100% { opacity: 1; filter: blur(0); }
}

/* ============================================================
   11) RESPONSIVE — NEO•TECH ULTRA MOBILE v12
   ------------------------------------------------------------
   · Columnas bien ordenadas
   · Inputs con espaciado táctil
   · Botones full-width suaves
   · Panel más respirable
   · App centrada sin perder glass
=========================================================== */

@media (max-width: 540px) {

  /* Contenedor principal más compacto */
  .app {
    padding: 26px 22px 22px;
    gap: 18px;
    border-radius: var(--radius-md);
  }

  /* Header más compacto */
  .app-header {
    gap: 12px;
  }

  .app-icon {
    width: 46px;
    height: 46px;
    border-radius: 14px;
  }

  .app-title .title-main {
    font-size: 1.22rem;
  }

  /* Panel ajustado */
  .panel {
    padding: 22px;
    gap: 14px;
    border-radius: var(--radius-md);
  }

  /* Inputs en columna */
  .row {
    flex-direction: column;
    gap: 12px;
  }

  /* Country pill full width */
  .country-pill {
    width: 100%;
    justify-content: space-between;
  }

  /* Textareas más cómodas */
  textarea.input-text {
    min-height: 90px;
  }

  /* Botones en columna */
  .actions {
    flex-direction: column;
    gap: 12px;
  }

  .btn-secondary,
  .btn-primary {
    width: 100%;
    justify-content: center;
  }

  /* Output card con más aire */
  .output-card {
    padding: 18px;
    border-radius: 16px;
  }

  .output-text {
    font-size: 0.86rem;
    padding: 12px 14px;
  }

  /* Hint centrado */
  .hint {
    text-align: center;
    font-size: 0.78rem;
    margin-top: 4px;
  }
}