/* =====================================================
   AVANZAR · Portada de botones
   Fondo: degradado lila → celeste suave (estilo screenshot)
   ===================================================== */

:root {
  --lila-900: #3D2E40;
  --lila-700: #5C4A5C;
  --lila-500: #8A6F8A;
  --lila-400: #B89BB8;
  --lila-200: #D6C3D6;
  --lila-100: #E8DEE6;
  --lila-50:  #F4EAF1;
  --celeste-200: #B5D4E8;

  --blanco: #FFFFFF;

  --font-serif: 'Cormorant Garamond', Georgia, serif;
  --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
  --font-script: 'Sacramento', 'Brittany Signature', cursive;

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-pill: 999px;

  --t-fast: 0.2s ease;
  --t-med: 0.4s ease;
}

/* ---------- 
   Cuando tengas Brittany Signature, descomentá esto y subila a img/fonts/:
   @font-face {
     font-family: 'Brittany Signature';
     src: url('img/fonts/brittany-signature.woff2') format('woff2');
     font-weight: normal;
     font-style: normal;
     font-display: swap;
   }
---------- */

/* ---------- RESET ---------- */
*, *::before, *::after { box-sizing: border-box; }
html, body {
  margin: 0;
  padding: 0;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -webkit-tap-highlight-color: transparent;
}

body {
  font-family: var(--font-sans);
  color: var(--lila-900);
  font-size: 16px;
  line-height: 1.5;
  position: relative;
  overflow-x: hidden;
  min-height: 100vh;

  /* Degradado lila claro → celeste suave (como el screenshot) */
  background: linear-gradient(
    180deg,
    #D8C7DD 0%,        /* lila claro arriba */
    #C5C0DC 35%,       /* transición */
    #B5C5DF 70%,       /* lila-celeste */
    #B5D0E2 100%       /* celeste suave abajo */
  );
  background-attachment: fixed;
}

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

/* ---------- CONTENEDOR PRINCIPAL ---------- */
.portada {
  position: relative;
  z-index: 1;
  max-width: 520px;
  margin: 0 auto;
  padding: 40px 22px 32px;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* ---------- HEADER ---------- */
.portada__header {
  text-align: center;
  margin-bottom: 32px;
  animation: fadeInDown 0.7s ease forwards;
  opacity: 0;
}

/* Logo - imagen real */
.portada__logo {
  display: inline-block;
  margin-bottom: 16px;
}
.portada__logo img {
  display: block;
  max-width: 380px;
  width: 100%;
  height: auto;
  filter: brightness(0.6);
}

/* Firma manuscrita - ahora en lila oscuro para contraste sobre el fondo claro */
.portada__sign {
  font-family: var(--font-script);
  font-size: 48px;
  color: var(--lila-700);
  margin: 0 0 18px;
  font-weight: 400;
  line-height: 1.1;
}

/* Ubicación */
.portada__bio {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12.5px;
  color: var(--lila-700);
  margin: 0 0 18px;
  font-weight: 500;
  background: rgba(255, 255, 255, 0.45);
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 0.5px solid rgba(255, 255, 255, 0.6);
}
.portada__bio i {
  color: var(--lila-500);
  font-size: 15px;
}

/* Tagline */
.portada__tagline {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 17px;
  color: var(--lila-700);
  margin: 0 auto;
  max-width: 380px;
  line-height: 1.4;
  padding: 0 8px;
}

/* ---------- BOTONES ---------- */
.portada__links {
  display: flex;
  flex-direction: column;
  gap: 12px;
  flex: 1;
}

.link-card {
  display: flex;
  align-items: center;
  gap: 14px;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 0.5px solid rgba(255, 255, 255, 0.5);
  border-radius: var(--radius-md);
  padding: 16px 18px;
  box-shadow: 0 4px 16px rgba(92, 74, 92, 0.10);
  transition: transform var(--t-fast), box-shadow var(--t-fast), background var(--t-fast);
  cursor: pointer;
  position: relative;
  overflow: hidden;
  opacity: 0;
  animation: fadeInUp 0.6s ease forwards;
  color: var(--lila-900);
}

.link-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(92, 74, 92, 0.15);
  background: rgba(255, 255, 255, 1);
}

.link-card:active {
  transform: translateY(-1px);
}

/* Botón destacado (web completa) */
.link-card--featured {
  background: linear-gradient(135deg, var(--lila-500) 0%, var(--lila-700) 100%);
  border-color: rgba(255, 255, 255, 0.25);
  color: var(--blanco);
}
.link-card--featured .link-card__icon {
  background: rgba(255, 255, 255, 0.20);
  color: var(--blanco);
}
.link-card--featured .link-card__title {
  color: var(--blanco);
}
.link-card--featured .link-card__sub {
  color: rgba(255, 255, 255, 0.85);
}
.link-card--featured .link-card__arrow {
  color: var(--blanco);
  opacity: 0.95;
}
.link-card--featured:hover {
  background: linear-gradient(135deg, var(--lila-700) 0%, var(--lila-900) 100%);
}

/* Ícono del botón */
.link-card__icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  background: var(--lila-50);
  color: var(--lila-400);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 21px;
  flex-shrink: 0;
  transition: background var(--t-fast);
}

/* Texto del botón */
.link-card__text {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 2px;
  text-align: left;
  min-width: 0;
}
.link-card__title {
  font-family: var(--font-sans);
  font-size: 14.5px;
  font-weight: 600;
  letter-spacing: 0.1px;
  line-height: 1.25;
  color: var(--lila-900);
}
.link-card__sub {
  font-size: 12px;
  color: var(--lila-500);
  font-weight: 400;
  line-height: 1.3;
}

/* Flecha del botón */
.link-card__arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  color: var(--lila-400);
  opacity: 0.75;
  transition: transform var(--t-fast), opacity var(--t-fast);
  flex-shrink: 0;
}
.link-card:hover .link-card__arrow {
  opacity: 1;
  transform: translateX(3px);
}

/* ---------- FOOTER ---------- */
.portada__footer {
  text-align: center;
  margin-top: 28px;
  font-size: 11.5px;
  color: var(--lila-500);
  opacity: 0;
  animation: fadeIn 0.7s ease 1s forwards;
}
.portada__footer p {
  margin: 2px 0;
}

/* ---------- ANIMACIONES ---------- */
@keyframes fadeInDown {
  from { opacity: 0; transform: translateY(-12px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn {
  to { opacity: 1; }
}

@media (prefers-reduced-motion: reduce) {
  .portada__header,
  .link-card,
  .portada__footer {
    animation: none;
    opacity: 1;
  }
  .link-card:hover {
    transform: none;
  }
}

/* ---------- RESPONSIVE ---------- */

/* Pantallas grandes */
@media (min-width: 600px) {
  .portada {
    padding: 60px 24px 40px;
  }
  .portada__logo img {
    max-width: 440px;
  }
  .portada__sign {
    font-size: 56px;
  }
  .portada__tagline {
    font-size: 18px;
  }
  .link-card {
    padding: 18px 20px;
  }
  .link-card__title {
    font-size: 15px;
  }
}

/* Mobile chico */
@media (max-width: 380px) {
  .portada {
    padding: 32px 18px 24px;
  }
  .portada__logo img {
    max-width: 320px;
  }
  .portada__sign {
    font-size: 40px;
  }
  .portada__bio {
    font-size: 12px;
  }
  .portada__tagline {
    font-size: 15px;
  }
  .link-card {
    padding: 14px 14px;
    gap: 11px;
  }
  .link-card__icon {
    width: 36px;
    height: 36px;
    font-size: 19px;
  }
  .link-card__title {
    font-size: 13.5px;
  }
  .link-card__sub {
    font-size: 11.5px;
  }
}