/* friends.css — Estilos para la página de acceso de amigos */

@import url('https://fonts.googleapis.com/css2?family=Syne:wght@400;600;700;800&family=DM+Sans:ital,wght@0,300;0,400;0,500;1,300&family=JetBrains+Mono:wght@400;500&display=swap');

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

:root {
  --white: #f8f6ff;
  --p200: #d9b8ff;
  --p400: #a855f7;
  --p500: #9333ea;
  --p600: #7e22ce;
  --p700: #6b21a8;
  --p900: #1a0533;
  --dark: #0a0212;
  --dark2: #0f0320;
  --glass: rgba(255, 255, 255, 0.04);
  --glass-border: rgba(168, 85, 247, 0.2);
  --glow-sm: 0 0 16px rgba(168, 85, 247, 0.3);
  --font-display: 'Syne', sans-serif;
  --font-body: 'DM Sans', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
}

html,
body {
  height: 100%;
  font-family: var(--font-body);
  background: var(--dark);
  color: var(--white);
  overflow-x: hidden;
  cursor: none;
}

::selection {
  background: var(--p500);
  color: #fff;
}

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

/* ── CURSOR ── */
#cursor {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 9999;
  pointer-events: none;
}

#cursor-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--p400);
  position: absolute;
  transform: translate(-50%, -50%);
  box-shadow: var(--glow-sm);
}

#cursor-ring {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1.5px solid rgba(168, 85, 247, 0.5);
  position: absolute;
  transform: translate(-50%, -50%);
  transition: width 0.25s, height 0.25s, border-color 0.25s;
}

body:has(a:hover) #cursor-ring,
body:has(button:hover) #cursor-ring {
  width: 54px;
  height: 54px;
  border-color: var(--p400);
  background: rgba(168, 85, 247, 0.08);
}

/* ── NOISE ── */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  z-index: 0;
  opacity: 0.03;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
  pointer-events: none;
}

/* ── BG ── */
.friends-bg {
  position: fixed;
  inset: 0;
  z-index: 0;
  background:
    radial-gradient(ellipse 60% 50% at 30% 20%, rgba(147, 51, 234, 0.15) 0%, transparent 70%),
    radial-gradient(ellipse 50% 40% at 80% 80%, rgba(168, 85, 247, 0.08) 0%, transparent 60%),
    var(--dark);
}

/* ── LAYOUT ── */
.friends-page {
  position: relative;
  z-index: 1;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 40px 24px;
}

/* ── BACK LINK ── */
.back-link {
  position: fixed;
  top: 28px;
  left: 36px;
  z-index: 100;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.35);
  letter-spacing: 0.08em;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: color 0.2s;
}

.back-link:hover {
  color: var(--p200);
}

.back-link svg {
  width: 14px;
  height: 14px;
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* ── CARD ── */
.friends-card {
  width: 100%;
  max-width: 440px;
  background: var(--glass);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  padding: 48px 40px;
  backdrop-filter: blur(20px);
  animation: cardIn 0.6s cubic-bezier(0.16, 1, 0.3, 1) both;
}

@keyframes cardIn {
  from {
    opacity: 0;
    transform: translateY(24px) scale(0.98);
  }

  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

/* ── HEADER ── */
.friends-header {
  text-align: center;
  margin-bottom: 40px;
}

.friends-sigil {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--p700), var(--p900));
  border: 1px solid rgba(168, 85, 247, 0.35);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  position: relative;
}

.friends-sigil::after {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  border: 1px dashed rgba(168, 85, 247, 0.25);
  animation: spin 15s linear infinite;
}

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

.friends-sigil svg {
  width: 28px;
  height: 28px;
  stroke: var(--p400);
  fill: none;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.friends-title {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  background: linear-gradient(135deg, #fff 30%, var(--p400));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 8px;
}

.friends-subtitle {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: rgba(255, 255, 255, 0.3);
  letter-spacing: 0.08em;
}

/* ── FORM ── */
.friends-form {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.f-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.f-group label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--p400);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.f-group input {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--glass-border);
  border-radius: 10px;
  padding: 13px 16px;
  color: var(--white);
  font-family: var(--font-body);
  font-size: 0.92rem;
  font-weight: 300;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
  cursor: none;
}

.f-group input:focus {
  border-color: var(--p500);
  box-shadow: 0 0 0 3px rgba(147, 51, 234, 0.1);
}

.f-group input.shake {
  animation: shake 0.4s ease;
}

@keyframes shake {

  0%,
  100% {
    transform: translateX(0);
  }

  20% {
    transform: translateX(-6px);
  }

  40% {
    transform: translateX(6px);
  }

  60% {
    transform: translateX(-4px);
  }

  80% {
    transform: translateX(4px);
  }
}

/* ── ERROR ── */
.friends-error {
  display: none;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: #f87171;
  letter-spacing: 0.05em;
  background: rgba(248, 113, 113, 0.06);
  border: 1px solid rgba(248, 113, 113, 0.2);
  border-radius: 8px;
  padding: 10px 14px;
  text-align: center;
}

/* ── SUBMIT ── */
.friends-submit {
  padding: 14px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--p500), var(--p600));
  color: #fff;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.92rem;
  border: none;
  cursor: none;
  letter-spacing: 0.02em;
  box-shadow: 0 4px 24px rgba(147, 51, 234, 0.35);
  transition: transform 0.2s, box-shadow 0.2s, opacity 0.2s;
  position: relative;
  overflow: hidden;
}

.friends-submit::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.08), transparent);
  opacity: 0;
  transition: opacity 0.2s;
}

.friends-submit:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(147, 51, 234, 0.5);
}

.friends-submit:hover::before {
  opacity: 1;
}

/* ── FOOTER HINT ── */
.friends-hint {
  text-align: center;
  margin-top: 28px;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: rgba(255, 255, 255, 0.2);
  letter-spacing: 0.06em;
}

@media (max-width: 480px) {
  .friends-card {
    padding: 36px 24px;
  }
}