/* ============================================================
   BitLlega · Hoja de estilos
   Tema oscuro, sin dependencias externas (ideal para usuarios
   con conexiones lentas). Mobile-first y totalmente responsive.
   ============================================================ */

:root {
  --bg: #0b1020;
  --bg-alt: #0f1730;
  --card: #141d33;
  --card-2: #182543;
  --text: #e9eefb;
  --muted: #9aa8c2;
  --accent: #f7931a;      /* naranja Bitcoin */
  --accent-2: #35d0ba;    /* verde azulado Lightning */
  --danger: #ff5c7a;
  --ok: #2fbf71;
  --warn: #ffb020;
  --border: rgba(255, 255, 255, 0.09);
  --ring: rgba(53, 208, 186, 0.35);
  --shadow: 0 18px 45px rgba(0, 0, 0, 0.45);
  --radius: 16px;
  --wrap: 1120px;
}

* { box-sizing: border-box; }

/* El atributo hidden debe ganar a los display de .btn/.card, etc. */
[hidden] { display: none !important; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: radial-gradient(1200px 600px at 80% -10%, rgba(247, 147, 26, 0.16), transparent 60%),
              radial-gradient(900px 500px at -10% 0%, rgba(53, 208, 186, 0.12), transparent 55%),
              var(--bg);
  color: var(--text);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 { line-height: 1.2; margin: 0 0 0.5rem; }
h1 { font-size: clamp(1.8rem, 4vw, 3rem); letter-spacing: -0.02em; }
h2 { font-size: clamp(1.3rem, 2.5vw, 1.8rem); }
h3 { font-size: 1.05rem; }

a { color: var(--accent-2); text-decoration: none; }
a:hover { text-decoration: underline; }

p { margin: 0 0 1rem; }

.wrap { width: 100%; max-width: var(--wrap); margin-inline: auto; padding-inline: 1rem; }
.wrap.narrow { max-width: 720px; }
.center { text-align: center; }

/* Accesibilidad */
.skip-link {
  position: absolute; left: -9999px; top: 0;
  background: var(--accent); color: #111; padding: 0.5rem 1rem; z-index: 100;
}
.skip-link:focus { left: 0; }

:focus-visible {
  outline: 3px solid var(--ring);
  outline-offset: 2px;
  border-radius: 6px;
}

/* ---------------- Encabezado ---------------- */
.site-header {
  position: sticky; top: 0; z-index: 20;
  background: rgba(11, 16, 32, 0.82);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 1rem; min-height: 62px; }
.brand { display: flex; align-items: center; gap: 0.55rem; color: var(--text); font-weight: 800; font-size: 1.15rem; }
.brand:hover { text-decoration: none; }
.brand-mark {
  display: grid; place-items: center; width: 34px; height: 34px;
  background: linear-gradient(135deg, var(--accent), #ffce6b);
  color: #1a1000; border-radius: 10px; font-size: 1.1rem;
  box-shadow: 0 0 0 1px rgba(255,255,255,0.15) inset;
}
.brand-text { letter-spacing: -0.01em; }
.badge-admin {
  font-size: 0.65rem; letter-spacing: 0.08em; text-transform: uppercase;
  background: rgba(53, 208, 186, 0.18); color: var(--accent-2);
  border: 1px solid rgba(53, 208, 186, 0.4); padding: 0.15rem 0.5rem; border-radius: 999px;
}
.site-nav { display: flex; align-items: center; gap: 1.1rem; }
.site-nav a { color: var(--muted); font-size: 0.95rem; }
.site-nav a:hover { color: var(--text); text-decoration: none; }

/* ---------------- Hero ---------------- */
.hero { padding: clamp(2.5rem, 7vw, 5rem) 0; }
.hero-inner { display: grid; gap: 2rem; align-items: center; grid-template-columns: 1.2fr 0.8fr; }
.eyebrow {
  display: inline-block; font-size: 0.8rem; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--accent); background: rgba(247, 147, 26, 0.12);
  border: 1px solid rgba(247, 147, 26, 0.35); padding: 0.3rem 0.7rem; border-radius: 999px;
  margin-bottom: 1rem;
}
.lede { color: var(--muted); font-size: clamp(1rem, 2vw, 1.2rem); max-width: 46ch; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 0.8rem; margin: 1.4rem 0; }
.hero-points { list-style: none; padding: 0; margin: 1.5rem 0 0; display: grid; gap: 0.5rem; color: var(--muted); }
.hero-points li { padding-left: 1.6rem; position: relative; }
.hero-points li::before { content: "✓"; position: absolute; left: 0; color: var(--ok); font-weight: 800; }

.hero-card {
  position: relative; aspect-ratio: 1; border-radius: 24px;
  background: linear-gradient(160deg, rgba(247,147,26,0.22), rgba(53,208,186,0.16));
  border: 1px solid var(--border);
  display: grid; place-items: center; text-align: center; overflow: hidden;
  box-shadow: var(--shadow);
}
.hero-card::before, .hero-card::after {
  content: ""; position: absolute; inset: 14%; border-radius: 50%;
  border: 1px dashed rgba(255,255,255,0.18);
}
.hero-card::after { inset: 26%; border-color: rgba(255,255,255,0.12); }
.coin {
  font-size: clamp(4rem, 12vw, 7rem); color: var(--accent);
  text-shadow: 0 0 40px rgba(247, 147, 26, 0.55);
  animation: float 5s ease-in-out infinite;
}
.coin-sub { color: var(--muted); letter-spacing: 0.2em; text-transform: uppercase; font-size: 0.7rem; }
@keyframes float { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-12px); } }

/* ---------------- Secciones ---------------- */
.section { padding: clamp(2.5rem, 6vw, 4rem) 0; }
.section-alt { background: linear-gradient(180deg, var(--bg-alt), transparent); }
.section-title { text-align: center; }
.section-sub { text-align: center; color: var(--muted); max-width: 60ch; margin: 0 auto 2rem; }

.grid { display: grid; gap: 1.25rem; }
.calc-grid { grid-template-columns: 1fr 1fr; align-items: start; }
.admin-grid {
  grid-template-columns: 1fr 1fr;
  align-items: start;
  /* Misma separación que entre Configuración y Seguridad, antes de Remesas. */
  margin-bottom: 1.25rem;
}

/* ---------------- Tarjetas ---------------- */
.card {
  background: linear-gradient(180deg, var(--card), var(--card-2));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  box-shadow: var(--shadow);
}
.card-title { font-size: 1.15rem; }
.card-head { display: flex; align-items: center; justify-content: space-between; gap: 1rem; flex-wrap: wrap; margin-bottom: 1rem; }
.sub-title { margin-top: 1rem; }
.rule { border: 0; border-top: 1px solid var(--border); margin: 1.4rem 0; }

/* ---------------- Formularios ---------------- */
.field { display: grid; gap: 0.35rem; margin-bottom: 1rem; }
.field > span { font-size: 0.85rem; color: var(--muted); }
.check-row {
  display: flex; align-items: center; gap: 0.6rem;
  margin: 0.2rem 0 1rem; font-weight: 600; cursor: pointer;
}
.check-row input[type="checkbox"] { width: 1.05rem; height: 1.05rem; accent-color: var(--accent-2); }
.check-row span { font-size: 0.9rem; }
.cell-sub { color: var(--muted); font-size: 0.75rem; }
input, select, textarea {
  width: 100%; padding: 0.8rem 0.9rem; font-size: 1rem; color: var(--text);
  background: rgba(10, 15, 30, 0.7); border: 1px solid var(--border);
  border-radius: 10px; transition: border-color 0.15s, box-shadow 0.15s;
}
input::placeholder { color: #5b6b86; }
input:focus, select:focus, textarea:focus {
  border-color: var(--accent-2); box-shadow: 0 0 0 3px var(--ring); outline: none;
}
input.invalid { border-color: var(--danger); box-shadow: 0 0 0 3px rgba(255,92,122,0.25); }

.input-with-suffix { position: relative; }
.input-with-suffix input { padding-right: 3.6rem; }
.input-with-suffix .suffix {
  position: absolute; right: 0.9rem; top: 50%; transform: translateY(-50%);
  color: var(--muted); font-weight: 700; font-size: 0.9rem;
}

.form-error { color: var(--danger); background: rgba(255,92,122,0.12); border: 1px solid rgba(255,92,122,0.35);
  border-radius: 10px; padding: 0.6rem 0.8rem; margin: 0 0 1rem; }
.form-ok { color: var(--ok); background: rgba(47,191,113,0.12); border: 1px solid rgba(47,191,113,0.35);
  border-radius: 10px; padding: 0.6rem 0.8rem; }
.form-hint { color: var(--muted); font-size: 0.85rem; margin: 0.4rem 0 0; }
.link-muted { color: var(--muted); font-size: 0.9rem; }

/* ---------------- Botones ---------------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem;
  padding: 0.75rem 1.2rem; border-radius: 11px; border: 1px solid transparent;
  font-size: 1rem; font-weight: 700; cursor: pointer; transition: transform 0.1s, filter 0.15s;
}
.btn:hover { filter: brightness(1.08); text-decoration: none; }
.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: 0.55; cursor: not-allowed; }
.btn-primary {
  background: linear-gradient(135deg, var(--accent), #ffb24d); color: #1a1000;
  box-shadow: 0 10px 24px rgba(247, 147, 26, 0.3);
}
.btn-ghost { background: rgba(255,255,255,0.06); color: var(--text); border-color: var(--border); }
.btn-ok { background: rgba(47,191,113,0.18); color: var(--ok); border-color: rgba(47,191,113,0.4); }
.btn-danger { background: rgba(255,92,122,0.16); color: var(--danger); border-color: rgba(255,92,122,0.4); }
.btn-delete { background: transparent; color: var(--danger); border-color: rgba(255,92,122,0.35); }
.btn-delete:hover { background: rgba(255,92,122,0.16); }
.btn-lg { padding: 0.95rem 1.6rem; font-size: 1.05rem; }
.btn-sm { padding: 0.45rem 0.75rem; font-size: 0.85rem; border-radius: 9px; }
.btn-block { width: 100%; }
.btn-row { display: flex; gap: 0.6rem; flex-wrap: wrap; }

/* ---------------- Resumen / calculadora ---------------- */
.summary-card { position: sticky; top: 78px; }
.summary-row {
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  padding: 0.55rem 0; color: var(--muted); font-size: 0.95rem;
}
.summary-row strong { color: var(--text); font-size: 1rem; }
.summary-row.total strong { color: var(--accent); font-size: 1.35rem; }
.summary-row.total.cup strong { color: var(--accent-2); font-size: 1.35rem; }
.summary-row.muted strong { color: var(--muted); }
.summary-divider { border-top: 1px solid var(--border); margin: 0.4rem 0; }
.summary-note { color: var(--muted); font-size: 0.8rem; margin-top: 1rem; }

/* ---------------- Pasos ---------------- */
.steps { list-style: none; padding: 0; margin: 0; display: grid; gap: 1rem; grid-template-columns: repeat(3, 1fr); }
.step {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 1.3rem; position: relative;
}
.step-num {
  display: grid; place-items: center; width: 34px; height: 34px; border-radius: 50%;
  background: rgba(53,208,186,0.18); color: var(--accent-2); font-weight: 800; margin-bottom: 0.8rem;
  border: 1px solid rgba(53,208,186,0.4);
}
.step p { color: var(--muted); font-size: 0.92rem; margin: 0; }

/* ---------------- Estado de remesa ---------------- */
.status-card { text-align: center; }
.status-head { display: flex; flex-direction: column; align-items: center; gap: 0.6rem; margin-bottom: 0.4rem; }
.status-title { margin: 0; }
.status-sub { color: var(--muted); margin-bottom: 1.5rem; }
.summary-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0.8rem; margin-bottom: 1.5rem; }
.summary-tile {
  background: rgba(10,15,30,0.5); border: 1px solid var(--border); border-radius: 12px;
  padding: 0.9rem; display: grid; gap: 0.25rem;
}
.summary-tile .tile-label { color: var(--muted); font-size: 0.8rem; }
.summary-tile .tile-value { font-weight: 800; font-size: 1.15rem; }
.summary-tile.accent { border-color: rgba(53,208,186,0.5); background: rgba(53,208,186,0.1); }
.summary-tile.accent .tile-value { color: var(--accent-2); }
.status-actions { display: grid; gap: 0.8rem; justify-items: center; }
.paid-banner {
  display: flex; align-items: center; gap: 0.6rem; justify-content: center;
  color: var(--ok); font-weight: 700; background: rgba(47,191,113,0.12);
  border: 1px solid rgba(47,191,113,0.4); border-radius: 12px; padding: 1rem; width: 100%;
}
.notice { color: var(--muted); background: rgba(255,255,255,0.04); border: 1px solid var(--border);
  border-radius: 12px; padding: 0.9rem; }
.notice-warn { border-color: rgba(255,176,32,0.4); background: rgba(255,176,32,0.1); color: var(--warn); }
.notice-ok { border-color: rgba(47,191,113,0.4); background: rgba(47,191,113,0.1); color: var(--ok); }
.notice-info { border-color: rgba(53,208,186,0.4); background: rgba(53,208,186,0.1); color: var(--accent-2); }
.notice-info strong { color: var(--text); }
.form-notice { margin: 0.35rem 0 1.6rem; }

/* --- Seguimiento de remesa --- */
.track-head { text-align: center; margin-bottom: 1.5rem; }
.track-head .section-title { margin-bottom: 0.4rem; }
.track-head .section-sub { max-width: 46ch; margin-inline: auto; }
.track-head code {
  color: var(--accent-2); background: rgba(0,0,0,0.3);
  padding: 0.1rem 0.4rem; border-radius: 6px; font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
}

.track-code-box {
  display: flex; align-items: center; justify-content: space-between; gap: 1rem; flex-wrap: wrap;
  padding: 1rem 1.1rem; margin: 1.2rem 0;
  border: 1px dashed rgba(255,176,32,0.45); border-radius: 14px;
  background: rgba(255,176,32,0.07);
}
.track-code-box.big { padding: 1.3rem 1.5rem; }
.track-code {
  display: block; margin-top: 0.25rem;
  font-size: 1.6rem; letter-spacing: 0.12em; color: var(--accent-2);
  font-weight: 800;
}
.track-code-box.big .track-code { font-size: 2.2rem; }

.confirm-card { margin-top: 1.5rem; border-color: rgba(47,191,113,0.4); }
.confirm-head { display: flex; gap: 1rem; align-items: flex-start; margin-bottom: 0.5rem; }
.confirm-head .section-sub { margin: 0.25rem 0 0; }
.confirm-icon {
  flex: none; width: 52px; height: 52px; display: grid; place-items: center;
  font-size: 1.5rem; border-radius: 14px;
  background: rgba(47,191,113,0.14); border: 1px solid rgba(47,191,113,0.4);
}
.confirm-card .summary-grid { margin: 1.2rem 0; }
.confirm-card .btn-row { justify-content: center; }

/* --- Modal de pago (checkout incrustado) --- */
.pay-modal {
  width: min(560px, calc(100vw - 1.5rem));
  max-height: min(94vh, 900px);
  padding: 0;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--card);
  color: var(--text);
  box-shadow: var(--shadow);
  overflow: hidden;
}
.pay-modal::backdrop {
  background: rgba(4, 7, 18, 0.78);
  backdrop-filter: blur(3px);
}
.pay-modal[open] { display: flex; flex-direction: column; }

.pay-modal-head {
  display: flex; align-items: flex-start; justify-content: space-between; gap: 1rem;
  padding: 1rem 1.1rem 0.8rem;
  border-bottom: 1px solid var(--border);
}
.pay-modal-title { margin: 0; font-size: 1.15rem; }
.pay-modal-sub { margin: 0.25rem 0 0; color: var(--muted); font-size: 0.86rem; line-height: 1.45; }

.pay-modal-body { position: relative; overflow: auto; background: #fff; }
.pay-modal-body iframe {
  display: block; width: 100%; height: min(62vh, 560px); border: 0; background: #fff;
}
.pay-modal-body iframe[hidden] { display: none; }

.pay-panel {
  padding: 2rem 1.4rem;
  text-align: center;
  color: var(--text);
  background: var(--card);
  min-height: 220px;
  display: grid;
  place-content: center;
  gap: 0.6rem;
}
.pay-panel[hidden] { display: none; }
.pay-done { display: grid; gap: 0.7rem; justify-items: center; }
.pay-done-icon { font-size: 2.6rem; }
.pay-done h3 { margin: 0; font-size: 1.2rem; }
.pay-done p { margin: 0; color: var(--muted); }

.pay-lightning {
  display: grid; gap: 0.9rem; justify-items: center;
  width: 100%; max-width: 420px; margin: 0 auto;
}
.pay-qr {
  width: min(260px, 70vw); height: auto; display: block;
  background: #fff; padding: 0.6rem; border-radius: 14px;
  border: 1px solid var(--border);
}
.pay-lightning-hint { margin: 0; color: var(--muted); font-size: 0.9rem; }
.pay-invoice {
  width: 100%; max-height: 7.5rem; overflow: auto;
  background: rgba(255, 255, 255, 0.05); border: 1px solid var(--border);
  border-radius: 10px; padding: 0.6rem 0.7rem; text-align: left;
}
.pay-invoice code {
  font-size: 0.72rem; line-height: 1.45; word-break: break-all; color: var(--text);
}

.pay-modal-foot {
  display: flex; align-items: center; gap: 0.9rem; flex-wrap: wrap;
  padding: 0.85rem 1.1rem;
  border-top: 1px solid var(--border);
}
.pay-modal-hint { margin: 0; color: var(--muted); font-size: 0.8rem; flex: 1 1 220px; }
.pay-modal-hint strong { color: var(--text); }

@media (max-width: 560px) {
  .pay-modal {
    width: 100vw; max-width: 100vw; max-height: 100vh;
    height: 100vh; border-radius: 0; border: 0;
  }
  .pay-modal-body iframe { height: calc(100vh - 220px); }
}
.refresh-note { color: var(--muted); font-size: 0.82rem; margin-top: 1.2rem; display: flex; align-items: center; justify-content: center; gap: 0.5rem; }

.spinner {
  width: 14px; height: 14px; border-radius: 50%; border: 2px solid var(--border);
  border-top-color: var(--accent-2); animation: spin 0.8s linear infinite; display: inline-block;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ---------------- Badges ---------------- */
.status-badge {
  display: inline-block; padding: 0.25rem 0.7rem; border-radius: 999px;
  font-size: 0.75rem; font-weight: 700; text-transform: capitalize;
  border: 1px solid var(--border); background: rgba(255,255,255,0.05);
}
.status-paid { color: var(--ok); border-color: rgba(47,191,113,0.45); background: rgba(47,191,113,0.14); }
.status-pending, .status-processing { color: var(--warn); border-color: rgba(255,176,32,0.45); background: rgba(255,176,32,0.14); }
.status-expired, .status-cancelled { color: var(--danger); border-color: rgba(255,92,122,0.45); background: rgba(255,92,122,0.14); }

.pill { padding: 0.15rem 0.6rem; border-radius: 999px; font-weight: 700; font-size: 0.8rem; }
.pill.on { color: var(--ok); background: rgba(47,191,113,0.15); border: 1px solid rgba(47,191,113,0.4); }
.pill.off { color: var(--muted); background: rgba(255,255,255,0.05); border: 1px solid var(--border); }

/* ---------------- Admin (full-screen) ---------------- */
.admin-body-full {
  background: radial-gradient(1200px 600px at 50% -10%, rgba(53, 208, 186, 0.12), transparent 60%), var(--bg);
  min-height: 100dvh;
}

.admin-app {
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
}

.admin-app-header {
  position: sticky;
  top: 0;
  z-index: 40;
  border-bottom: 1px solid var(--border);
  background: radial-gradient(800px 400px at 50% -10%, rgba(53, 208, 186, 0.12), transparent 60%), rgba(11, 16, 32, 0.88);
  backdrop-filter: blur(14px);
}

.admin-app-header-inner {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 1rem;
  min-height: 64px;
}

.admin-app-header-title {
  display: flex;
  align-items: center;
  gap: 0.8rem;
}

.admin-app-header-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.25rem 0.7rem;
  border-radius: 999px;
  border: 1px solid rgba(53, 208, 186, 0.4);
  background: rgba(53, 208, 186, 0.16);
  color: var(--accent-2);
  font-weight: 700;
  font-size: 0.9rem;
  letter-spacing: 0.02em;
}

.admin-app-grid {
  flex: 1 1 auto;
  display: grid;
  grid-template-columns: 280px minmax(0, 1fr);
  align-items: stretch;
  min-height: 0;
  width: 100%;
  transition: grid-template-columns 0.22s ease;
}

.admin-app-grid.is-collapsed {
  grid-template-columns: 84px minmax(0, 1fr);
}

.admin-app-sidebar {
  position: sticky;
  top: 64px;
  height: calc(100dvh - 64px);
  z-index: 25;
  border-right: 1px solid var(--border);
  background: radial-gradient(600px 400px at 0% 0%, rgba(53, 208, 186, 0.1), transparent 60%), linear-gradient(180deg, rgba(20, 29, 51, 0.98), rgba(16, 24, 42, 0.98));
  overflow: hidden;
  box-shadow: inset -1px 0 0 rgba(255, 255, 255, 0.02);
}

.admin-app-sidebar-inner {
  display: flex;
  flex-direction: column;
  height: 100%;
  padding: 0.9rem 0.8rem;
  gap: 0.9rem;
  overflow-y: auto;
  overflow-x: hidden;
}

.admin-app-sidebar-brand {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  padding: 0.2rem 0.2rem 0.8rem;
  border-bottom: 1px solid var(--border);
  min-height: 50px;
}

.admin-app-sidebar-brand-text {
  color: var(--text);
  font-weight: 700;
  font-size: 0.98rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.admin-sidebar-toggle {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  padding: 0;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.02));
  color: var(--muted);
  cursor: pointer;
  flex: 0 0 auto;
  transition: color 0.15s, background 0.15s, border-color 0.15s;
}

.admin-sidebar-toggle:hover {
  color: var(--text);
  background: rgba(53, 208, 186, 0.14);
  border-color: rgba(53, 208, 186, 0.4);
}

.admin-sidebar-toggle svg {
  width: 18px;
  height: 18px;
  transition: transform 0.22s ease;
}

.admin-app-grid.is-collapsed .admin-sidebar-toggle svg {
  transform: rotate(180deg);
}

.admin-app-grid.is-collapsed .admin-app-sidebar-brand-text {
  display: none;
}

.admin-app-grid.is-collapsed .admin-app-nav-label {
  display: none;
}

.admin-app-grid.is-collapsed .admin-app-nav-item {
  justify-content: center;
  padding-inline: 0.4rem;
}

.admin-app-nav-item {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  width: 100%;
  padding: 0.72rem 0.9rem;
  border-radius: 12px;
  border: 1px solid transparent;
  background: transparent;
  color: var(--muted);
  font: inherit;
  font-weight: 600;
  text-align: left;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.15s, color 0.15s, border-color 0.15s, box-shadow 0.15s;
}

.admin-app-nav-item:hover {
  color: var(--text);
  background: radial-gradient(400px 120px at 0% 0%, rgba(53, 208, 186, 0.12), transparent 70%), rgba(255, 255, 255, 0.04);
  text-decoration: none;
}

.admin-app-nav-item.is-active {
  color: var(--accent-2);
  background: radial-gradient(400px 140px at 0% 0%, rgba(53, 208, 186, 0.18), transparent 70%), rgba(53, 208, 186, 0.12);
  border-color: rgba(53, 208, 186, 0.45);
  box-shadow: 0 10px 30px rgba(53, 208, 186, 0.12);
}

.admin-app-nav-icon {
  flex: 0 0 22px;
  display: grid;
  place-items: center;
  width: 22px;
  height: 22px;
}

.admin-app-nav {
  display: grid;
  gap: 0.25rem;
}

.admin-app-nav-item {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  width: 100%;
  padding: 0.7rem 0.8rem;
  border-radius: 10px;
  border: 1px solid transparent;
  background: transparent;
  color: var(--muted);
  font: inherit;
  font-weight: 600;
  text-align: left;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
}

.admin-app-nav-item:hover {
  color: var(--text);
  background: rgba(255, 255, 255, 0.05);
  text-decoration: none;
}

.admin-app-nav-item.is-active {
  color: var(--accent-2);
  background: rgba(53, 208, 186, 0.12);
  border-color: rgba(53, 208, 186, 0.35);
}

.admin-app-nav-icon {
  flex: 0 0 22px;
  display: grid;
  place-items: center;
  width: 22px;
  height: 22px;
}

.admin-app-nav-icon svg {
  width: 20px;
  height: 20px;
}

.admin-app-nav-label {
  white-space: nowrap;
}

.admin-app-sidebar-footer {
  margin-top: auto;
  padding-top: 0.8rem;
  border-top: 1px solid var(--border);
}

.admin-app-main {
  min-width: 0;
  width: 100%;
  display: flex;
  flex-direction: column;
}

.admin-page {
  flex: 1 1 auto;
  width: 100%;
}

.admin-page-inner {
  width: 100%;
  margin: 0;
}

.admin-page-content {
  width: 100%;
  padding: clamp(1rem, 3vw, 2.4rem);
  max-width: 1600px;
  margin: 0 auto;
}

.admin-app-footer {
  margin-top: 0;
  border-top: 1px solid var(--border);
}
.admin-head h1 { font-size: clamp(1.6rem, 3vw, 2.2rem); }
.admin-head .section-sub { text-align: left; max-width: 70ch; margin: 0; }
.admin-panel { animation: admin-panel-in 0.18s ease; }
.admin-card-narrow { max-width: 840px; }
@keyframes admin-panel-in {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: none; }
}
.admin-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 1rem; flex-wrap: wrap; margin-bottom: 1.5rem; }
.stats-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 0.8rem; margin-bottom: 1.5rem; }
.stat {
  background: var(--card); border: 1px solid var(--border); border-radius: 12px; padding: 1rem;
  display: grid; gap: 0.2rem;
}
.stat-label { color: var(--muted); font-size: 0.78rem; }
.stat-value { font-weight: 800; font-size: 1.25rem; }
.stat.ok .stat-value { color: var(--ok); }
.stat.warn .stat-value { color: var(--warn); }
.stat.accent .stat-value { color: var(--accent-2); }
.stack { display: grid; gap: 1rem; align-content: start; }
.security-row { display: flex; align-items: center; justify-content: space-between; gap: 1rem; flex-wrap: wrap; }
.btcpay-box { border: 1px solid var(--border); border-radius: 12px; padding: 0.9rem; background: rgba(10,15,30,0.35); }
.btcpay-box summary { cursor: pointer; font-weight: 700; color: var(--muted); }
.method-list { list-style: none; margin: 0.5rem 0; padding: 0; display: grid; gap: 0.45rem; }
.method-list li {
  display: flex; align-items: center; gap: 0.6rem; flex-wrap: wrap;
  padding: 0.45rem 0.6rem; border: 1px solid var(--border); border-radius: 9px;
  background: rgba(255,255,255,0.03);
}
.method-list code { color: var(--accent-2); font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 0.85rem; }
.method-list .form-hint { margin: 0; flex: 1; }

.qr-box { display: grid; gap: 0.7rem; justify-items: center; text-align: center; }
.qr-img {
  background: #fff; padding: 0.75rem; border-radius: 12px;
  display: inline-block; line-height: 0; max-width: 100%;
}
.qr-img svg {
  width: 240px; height: 240px; max-width: 100%; display: block;
  shape-rendering: crispEdges;
}
@media (max-width: 420px) {
  .qr-img svg { width: 200px; height: 200px; }
}
.secret-text { color: var(--muted); font-size: 0.85rem; }
.secret-text code { color: var(--accent-2); background: rgba(0,0,0,0.3); padding: 0.1rem 0.4rem; border-radius: 6px; }

.filters { display: flex; gap: 0.6rem; flex-wrap: wrap; }
.filters input { max-width: 280px; }
.filters select { max-width: 180px; }

.table-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: 12px; }
.data-table { width: 100%; border-collapse: collapse; font-size: 0.9rem; min-width: 760px; }
.data-table th, .data-table td { padding: 0.75rem 0.9rem; text-align: left; border-bottom: 1px solid var(--border); white-space: nowrap; }
.data-table th { color: var(--muted); font-weight: 700; font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.04em; }
.data-table tbody tr:hover { background: rgba(255,255,255,0.03); }
.mono { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 0.82rem; }
.actions { display: flex; gap: 0.4rem; flex-wrap: wrap; }
.empty { text-align: center; color: var(--muted); padding: 2rem; }

.auth-card { max-width: 440px; margin-inline: auto; }
.auth-title { text-align: center; }
.auth-sub { text-align: center; color: var(--muted); }
.big-code { font-size: 5rem; margin-bottom: 0.5rem; color: var(--accent); }

/* ---------------- Pie ---------------- */
.site-footer { border-top: 1px solid var(--border); margin-top: 2rem; padding: 2rem 0; background: rgba(0,0,0,0.2); }
.footer-inner { text-align: center; }
.footer-brand { color: var(--text); font-weight: 700; }
.footer-note { color: var(--muted); font-size: 0.85rem; margin: 0; }

/* ---------------- Responsive ---------------- */
@media (max-width: 1080px) {
  .admin-shell, .admin-shell.is-collapsed { grid-template-columns: 76px minmax(0, 1fr); }
  .admin-sidebar-top { justify-content: center; }
  .admin-sidebar-title,
  .admin-menu-label { display: none; }
  .admin-menu-item { justify-content: center; padding-inline: 0.5rem; }
}

@media (max-width: 900px) {
  .admin-section .wrap { padding-inline: 0; }
  .admin-shell, .admin-shell.is-collapsed { grid-template-columns: 1fr; }
  .admin-sidebar {
    position: sticky;
    top: 62px;
    height: auto;
    max-height: none;
    flex-direction: row;
    align-items: center;
    overflow-x: auto;
    overflow-y: hidden;
    border-right: none;
    border-bottom: 1px solid var(--border);
    padding: 0.4rem 0.6rem;
    gap: 0.3rem;
  }
  .admin-sidebar-top { display: none; }
  .admin-menu {
    display: flex;
    flex-direction: row;
    gap: 0.3rem;
    flex-wrap: nowrap;
  }
  .admin-menu-item { justify-content: center; padding: 0.6rem 0.7rem; white-space: nowrap; }
  .admin-menu-label { display: inline; }
  .admin-shell.is-collapsed .admin-menu-label { display: inline; }
  .admin-shell.is-collapsed .admin-menu-item { justify-content: center; padding-inline: 0.7rem; }
  .admin-main { padding: clamp(1rem, 3vw, 1.6rem); max-width: none; }
  .admin-card-narrow { max-width: none; }
}

@media (max-width: 560px) {
  .admin-menu-label { display: none !important; }
  .admin-menu-item { padding: 0.65rem 0.5rem; }
  .admin-menu-icon { flex-basis: auto; }
}

@media (max-width: 860px) {
  .hero-inner { grid-template-columns: 1fr; }
  .hero-card { max-width: 260px; margin-inline: auto; }
  .calc-grid, .admin-grid { grid-template-columns: 1fr; }
  .summary-card { position: static; }
  .steps { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 560px) {
  .site-nav a:not(.btn) { display: none; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .summary-grid { grid-template-columns: 1fr; }
  .filters input, .filters select { max-width: 100%; }
  .btn-lg { width: 100%; }
  .hero-cta .btn { width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; scroll-behavior: auto !important; }
}