/* ===== StockBox by Webelix — tema claro + oscuro ===== */
@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700;800&family=Fraunces:wght@700;800&display=swap');

:root {
  --grad: linear-gradient(135deg, #0ABFBC, #8B5CF6);
  --teal: #0ABFBC;
  --purple: #8B5CF6;
  --radius: 14px;
  --radius-lg: 18px;
}

/* Claro (por defecto) */
:root, [data-tema="claro"] {
  --bg: #F7F8FB;
  --surface: #FFFFFF;
  --surface-2: #F0F1F5;
  --border: #E7E9F0;
  --text: #0F1628;
  --muted: #8A93A8;
  --soft: #5A6274;
  --danger: #E24B4A;
  --danger-bg: rgba(226,75,74,.1);
  --teal-text: #0A9996;
  --purple-text: #8B5CF6;
  --shadow: 0 4px 16px rgba(15,22,40,.05);
}

/* Oscuro */
[data-tema="oscuro"] {
  --bg: #080C14;
  --surface: #0F1628;
  --surface-2: #121A2E;
  --border: rgba(255,255,255,.08);
  --text: #EEF0F8;
  --muted: #7A85A0;
  --soft: #B8C0D4;
  --danger: #F0997B;
  --danger-bg: rgba(240,153,123,.12);
  --teal-text: #0ABFBC;
  --purple-text: #A78BFA;
  --shadow: 0 4px 20px rgba(0,0,0,.3);
}

/* Auto según el sistema, solo si no hay preferencia manual */
@media (prefers-color-scheme: dark) {
  :root:not([data-tema="claro"]) {
    --bg: #080C14;
    --surface: #0F1628;
    --surface-2: #121A2E;
    --border: rgba(255,255,255,.08);
    --text: #EEF0F8;
    --muted: #7A85A0;
    --soft: #B8C0D4;
    --danger: #F0997B;
    --danger-bg: rgba(240,153,123,.12);
    --teal-text: #0ABFBC;
    --purple-text: #A78BFA;
    --shadow: 0 4px 20px rgba(0,0,0,.3);
  }
}

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

body {
  font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  transition: background .25s, color .25s;
}

.sb-container {
  max-width: 480px;
  margin: 0 auto;
  padding: 20px 16px 40px;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Tipografía de marca */
.sb-display { font-family: 'Fraunces', serif; font-weight: 800; letter-spacing: -.02em; }
.sb-grad-text { background: var(--grad); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }

/* Cards */
.sb-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  margin-bottom: 12px;
  box-shadow: var(--shadow);
}

/* Inputs */
.sb-input, select.sb-input {
  width: 100%;
  padding: 11px 13px;
  border: 1px solid var(--border);
  border-radius: 10px;
  font-family: inherit;
  font-size: 14px;
  margin-bottom: 12px;
  background: var(--surface);
  color: var(--text);
}
.sb-input:focus { outline: none; border-color: var(--teal); }
.sb-input-pill { border-radius: 100px; }

.sb-label { font-size: 12px; color: var(--muted); font-weight: 600; display: block; margin-bottom: 5px; }

/* Botones */
.sb-btn {
  width: 100%;
  padding: 13px;
  border: none;
  border-radius: 100px;
  font-family: inherit;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  background: var(--grad);
  color: #fff;
  box-shadow: 0 4px 18px rgba(10,191,188,.28);
  transition: transform .15s;
}
.sb-btn:active { transform: scale(.98); }
.sb-btn-ghost { background: transparent; color: var(--text); border: 1px solid var(--border); box-shadow: none; }
.sb-btn-danger { background: transparent; color: var(--danger); border: 1px solid var(--danger); box-shadow: none; }
.sb-btn-sm { width: auto; padding: 8px 16px; font-size: 12px; }

/* Badges / pills */
.sb-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  font-weight: 700;
  padding: 5px 11px;
  border-radius: 100px;
}
.sb-badge-teal { background: rgba(10,191,188,.12); border: 1px solid rgba(10,191,188,.28); color: var(--teal-text); }
.sb-badge-purple { background: rgba(139,92,246,.12); border: 1px solid rgba(139,92,246,.28); color: var(--purple-text); }
.sb-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--purple); }

/* Header */
.sb-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 18px;
}
.sb-logo { display: flex; align-items: center; gap: 8px; }

/* Grid de stats */
.sb-stats { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-bottom: 14px; }
.sb-stat { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 14px; }
.sb-stat-label { font-size: 12px; color: var(--muted); }
.sb-stat-num { font-family: 'Fraunces', serif; font-size: 24px; font-weight: 800; }

/* Nav inferior */
.sb-nav {
  position: sticky;
  bottom: 12px;
  display: flex;
  gap: 4px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 100px;
  padding: 5px;
  margin-top: auto;
  box-shadow: var(--shadow);
}
.sb-nav a {
  flex: 1;
  text-align: center;
  padding: 10px 0;
  font-size: 11px;
  font-weight: 600;
  color: var(--muted);
  text-decoration: none;
  border-radius: 100px;
  transition: all .2s;
}
.sb-nav a.activo { background: var(--grad); color: #fff; }

/* Menú en tarjetas */
.sb-menu-item {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px;
  margin-bottom: 10px;
  cursor: pointer;
  text-align: left;
  width: 100%;
  font-family: inherit;
}
.sb-menu-icon { font-size: 18px; flex-shrink: 0; }
.sb-menu-title { font-weight: 700; font-size: 13px; color: var(--text); }
.sb-menu-sub { font-size: 11px; color: var(--muted); }

/* Toggle de tema */
.sb-tema-btn {
  width: 38px; height: 38px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: var(--surface);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text);
}

/* Crédito Webelix */
.sb-credito {
  text-align: center;
  margin-top: 20px;
  font-size: 11px;
  color: var(--muted);
}
.sb-credito a { color: var(--teal-text); text-decoration: none; font-weight: 600; }

.sb-error { color: var(--danger); font-size: 13px; margin: -6px 0 12px; }
.sb-muted { color: var(--muted); font-size: 13px; }
.sb-hidden { display: none !important; }

.sb-toast {
  position: fixed;
  bottom: 80px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--text);
  color: var(--bg);
  padding: 11px 20px;
  border-radius: 100px;
  font-size: 13px;
  font-weight: 600;
  z-index: 100;
  box-shadow: 0 6px 20px rgba(0,0,0,.2);
}

/* Modal */
.sb-modal {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.5);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  z-index: 200;
}
.sb-modal-card {
  background: var(--surface);
  border-radius: var(--radius-lg);
  padding: 22px;
  width: 100%;
  max-width: 380px;
}