/* ===================== GUARDA — estética Geometry Dash ===================== */

:root {
  --bg-0: #070a1f;
  --bg-1: #0b0f2a;
  --bg-2: #141a45;
  --neon-cyan: #00e5ff;
  --neon-magenta: #ff2e97;
  --neon-yellow: #ffe600;
  --neon-green: #39ff14;
  --neon-purple: #b14cff;
  --ink: #eaf6ff;
  --ink-dim: #8aa0c8;
  --danger: #ff3b3b;
  --radius: 14px;
  --font: "Segoe UI", system-ui, -apple-system, sans-serif;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  height: 100%;
  background: var(--bg-0);
  color: var(--ink);
  font-family: var(--font);
  overflow-x: hidden;
}

body {
  min-height: 100dvh;
  position: relative;
}

/* ---------- Fondo ---------- */
.bg-grid {
  position: fixed;
  inset: -50%;
  background-image:
    linear-gradient(rgba(0, 229, 255, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 46, 151, 0.08) 1px, transparent 1px);
  background-size: 44px 44px;
  transform: perspective(600px) rotateX(58deg);
  transform-origin: center top;
  animation: grid-move 6s linear infinite;
  z-index: 0;
  pointer-events: none;
}
@keyframes grid-move {
  from { background-position: 0 0; }
  to   { background-position: 0 44px; }
}

.bg-shapes { position: fixed; inset: 0; z-index: 0; pointer-events: none; overflow: hidden; }
.shape {
  position: absolute;
  display: block;
  opacity: 0.5;
  filter: drop-shadow(0 0 10px currentColor);
  animation: float 9s ease-in-out infinite;
}
.shape.s1 { top: 12%; left: 8%;  width: 38px; height: 38px; background: var(--neon-cyan);    color: var(--neon-cyan);    transform: rotate(20deg); }
.shape.s2 { top: 70%; left: 14%; width: 26px; height: 26px; background: var(--neon-magenta); color: var(--neon-magenta); border-radius: 50%; animation-delay: -2s; }
.shape.s3 { top: 22%; right: 12%; width: 0; height: 0; background: none; color: var(--neon-yellow);
  border-left: 22px solid transparent; border-right: 22px solid transparent; border-bottom: 38px solid var(--neon-yellow); animation-delay: -4s; }
.shape.s4 { top: 80%; right: 10%; width: 30px; height: 30px; background: var(--neon-green); color: var(--neon-green); transform: rotate(45deg); animation-delay: -1s; }
.shape.s5 { top: 45%; left: 50%; width: 20px; height: 20px; background: var(--neon-purple); color: var(--neon-purple); border-radius: 4px; animation-delay: -3s; }
@keyframes float {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  50%      { transform: translateY(-26px) rotate(180deg); }
}

/* ---------- Pantallas ---------- */
.screen {
  position: relative;
  z-index: 1;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
}
.hidden { display: none !important; }

/* ---------- Cubo (icono GD) ---------- */
.cube {
  width: 64px; height: 64px;
  margin: 0 auto 18px;
  background: linear-gradient(135deg, var(--neon-cyan), var(--neon-magenta));
  border: 3px solid #fff;
  border-radius: 12px;
  box-shadow: 0 0 24px var(--neon-cyan), inset 0 0 12px rgba(255,255,255,0.4);
  position: relative;
  animation: spin-pop 4s ease-in-out infinite;
}
.cube::after {
  content: "";
  position: absolute; inset: 14px;
  border-radius: 6px;
  background: rgba(7, 10, 31, 0.85);
  box-shadow: inset 0 0 8px var(--neon-magenta);
}
.cube.small { width: 30px; height: 30px; margin: 0; border-width: 2px; border-radius: 7px; animation: none; }
.cube.small::after { inset: 6px; border-radius: 3px; }
@keyframes spin-pop {
  0%, 100% { transform: rotate(0) scale(1); }
  50%      { transform: rotate(90deg) scale(1.08); }
}

/* ---------- Login ---------- */
#login-screen { justify-content: center; align-items: center; padding: 24px; }
.login-card {
  width: 100%;
  max-width: 380px;
  background: linear-gradient(160deg, rgba(20,26,69,0.92), rgba(11,15,42,0.92));
  border: 2px solid rgba(0, 229, 255, 0.4);
  border-radius: 20px;
  padding: 36px 28px;
  text-align: center;
  box-shadow: 0 0 40px rgba(0, 229, 255, 0.18), 0 10px 40px rgba(0,0,0,0.6);
  backdrop-filter: blur(4px);
}
.logo {
  margin: 0;
  font-size: 42px;
  font-weight: 900;
  letter-spacing: 4px;
  background: linear-gradient(90deg, var(--neon-cyan), var(--neon-magenta), var(--neon-yellow));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  text-shadow: 0 0 22px rgba(0,229,255,0.4);
}
.tagline { margin: 4px 0 26px; color: var(--ink-dim); letter-spacing: 2px; font-size: 13px; }

/* ---------- Campos ---------- */
.field { display: block; text-align: left; margin-bottom: 16px; }
.field-label {
  display: block;
  font-size: 11px;
  letter-spacing: 2px;
  color: var(--neon-cyan);
  margin-bottom: 6px;
  font-weight: 700;
}
input[type="text"], input[type="password"], input[type="search"], textarea {
  width: 100%;
  padding: 13px 14px;
  background: rgba(7, 10, 31, 0.8);
  border: 2px solid rgba(138, 160, 200, 0.3);
  border-radius: var(--radius);
  color: var(--ink);
  font-size: 16px;
  font-family: var(--font);
  transition: border-color 0.15s, box-shadow 0.15s;
}
input:focus, textarea:focus {
  outline: none;
  border-color: var(--neon-cyan);
  box-shadow: 0 0 0 3px rgba(0, 229, 255, 0.18);
}
textarea { resize: vertical; }

.turnstile-box { display: flex; justify-content: center; min-height: 0; margin-bottom: 14px; }

/* ---------- Botones ---------- */
.btn {
  border: none;
  border-radius: var(--radius);
  font-family: var(--font);
  font-weight: 800;
  letter-spacing: 1px;
  cursor: pointer;
  transition: transform 0.08s ease, box-shadow 0.15s, filter 0.15s;
  -webkit-tap-highlight-color: transparent;
}
.btn:active { transform: translateY(2px); }
.btn-primary {
  width: 100%;
  padding: 15px;
  font-size: 17px;
  color: #04122a;
  background: linear-gradient(90deg, var(--neon-cyan), var(--neon-green));
  box-shadow: 0 5px 0 #0a8f6a, 0 0 22px rgba(57,255,20,0.35);
}
.btn-primary:active { box-shadow: 0 1px 0 #0a8f6a, 0 0 22px rgba(57,255,20,0.35); }
.btn-ghost {
  padding: 10px 14px;
  background: transparent;
  color: var(--ink);
  border: 2px solid rgba(138,160,200,0.35);
  font-size: 13px;
}
.btn-ghost:hover { border-color: var(--neon-cyan); color: var(--neon-cyan); }
.btn-danger {
  width: 100%;
  margin-top: 14px;
  padding: 12px;
  background: transparent;
  color: var(--danger);
  border: 2px solid rgba(255,59,59,0.5);
}
.btn-danger:hover { background: rgba(255,59,59,0.12); }
.btn-mini { padding: 10px 12px; font-size: 16px; flex: 0 0 auto; }
.btn-add { width: auto; padding: 13px 18px; font-size: 14px; flex: 0 0 auto; }

.msg { min-height: 20px; margin: 12px 0 0; font-size: 14px; font-weight: 700; }
.msg.error { color: var(--neon-magenta); }
.msg.ok { color: var(--neon-green); }

/* ---------- Topbar ---------- */
.topbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 18px;
  background: rgba(11,15,42,0.85);
  border-bottom: 2px solid rgba(0,229,255,0.25);
  backdrop-filter: blur(6px);
  position: sticky; top: 0; z-index: 5;
}
.topbar-left { display: flex; align-items: center; gap: 10px; }
.topbar-title { font-weight: 900; letter-spacing: 3px; font-size: 18px; }
.topbar-right { display: flex; align-items: center; gap: 12px; }
.session-timer {
  font-variant-numeric: tabular-nums;
  font-weight: 800;
  color: var(--neon-yellow);
  font-size: 14px;
  letter-spacing: 1px;
}
.session-timer.warn { color: var(--neon-magenta); animation: blink 1s steps(2) infinite; }
@keyframes blink { 50% { opacity: 0.35; } }

/* ---------- Bóveda ---------- */
.vault-body { flex: 1; padding: 16px; max-width: 720px; margin: 0 auto; width: 100%; }
.toolbar { display: flex; gap: 10px; margin-bottom: 16px; }
.search { flex: 1; }

.entries { display: flex; flex-direction: column; gap: 12px; }
.entry {
  display: flex; align-items: center; gap: 14px;
  padding: 14px 16px;
  background: linear-gradient(135deg, rgba(20,26,69,0.9), rgba(11,15,42,0.9));
  border: 2px solid rgba(138,160,200,0.18);
  border-left: 5px solid var(--accent, var(--neon-cyan));
  border-radius: var(--radius);
  cursor: pointer;
  transition: transform 0.1s, border-color 0.15s, box-shadow 0.15s;
}
.entry:hover { transform: translateX(3px); border-color: var(--accent, var(--neon-cyan)); box-shadow: 0 0 18px rgba(0,229,255,0.15); }
.entry-badge {
  width: 44px; height: 44px; flex: 0 0 auto;
  border-radius: 10px;
  display: grid; place-items: center;
  font-weight: 900; font-size: 20px; color: #04122a;
  background: var(--accent, var(--neon-cyan));
  box-shadow: 0 0 14px var(--accent, var(--neon-cyan));
}
.entry-info { flex: 1; min-width: 0; }
.entry-title { font-weight: 800; font-size: 16px; }
.entry-user { color: var(--ink-dim); font-size: 13px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.entry-copy {
  flex: 0 0 auto;
  padding: 9px 12px; font-size: 12px;
  background: transparent; color: var(--neon-green);
  border: 2px solid rgba(57,255,20,0.4); border-radius: 10px;
  font-weight: 800; cursor: pointer;
}
.entry-copy:active { transform: scale(0.95); }

.empty-state { text-align: center; color: var(--ink-dim); margin-top: 60px; line-height: 1.7; }

/* ---------- Modal ---------- */
.modal {
  position: fixed; inset: 0; z-index: 20;
  display: flex; align-items: flex-end; justify-content: center;
  background: rgba(4,6,18,0.7); backdrop-filter: blur(3px);
}
@media (min-width: 520px) { .modal { align-items: center; } }
.modal-card {
  width: 100%; max-width: 460px;
  background: linear-gradient(160deg, #141a45, #0b0f2a);
  border: 2px solid rgba(0,229,255,0.4);
  border-radius: 20px 20px 0 0;
  padding: 24px 22px 28px;
  box-shadow: 0 -8px 40px rgba(0,0,0,0.6);
  max-height: 92dvh; overflow-y: auto;
}
@media (min-width: 520px) { .modal-card { border-radius: 20px; } }
.modal-card h2 { margin: 0 0 18px; font-size: 22px; letter-spacing: 1px; }
.pw-row { display: flex; gap: 8px; }
.pw-row input { flex: 1; }
.modal-actions { display: flex; gap: 12px; margin-top: 8px; }
.modal-actions .btn { flex: 1; }
.modal-actions .btn-primary { width: auto; }

/* ---------- Toast ---------- */
.toast {
  position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%);
  z-index: 50;
  padding: 12px 22px;
  background: var(--neon-green); color: #04122a;
  font-weight: 800; border-radius: 12px;
  box-shadow: 0 0 22px rgba(57,255,20,0.5);
  animation: toast-in 0.2s ease;
}
@keyframes toast-in { from { transform: translate(-50%, 12px); opacity: 0; } }

/* ---------- Spinner del botón ---------- */
.btn.loading { pointer-events: none; opacity: 0.7; }