/* ===========================
   miobra.art — CSS Base
   Paleta: blanco #FFFFFF, gris muy claro, negro #0D0D0D
   =========================== */

:root {
  --color-bg: #FFFFFF;
  --color-bg-surface: #F8F8F8;
  --color-bg-elevated: #F2F2F2;
  --color-bg-hover: #EBEBEB;
  --color-text: #0D0D0D;
  --color-text-muted: #555555;
  --color-text-dim: #999999;
  --color-border: #E5E5E5;
  --color-border-dark: #CCCCCC;
  --color-accent: #0D0D0D;
  --color-accent-hover: #333333;
  --color-error: #D93025;
  --color-error-bg: #FDF2F2;
  --color-success: #1E8A3C;
  --color-success-bg: #F2FAF4;
  --color-warning: #B45309;
  --color-warning-bg: #FFFBEB;

  --font-serif: 'Google Sans', -apple-system, sans-serif;
  --font-sans: 'Fredoka', -apple-system, sans-serif;
  --font-body: 'Fredoka', -apple-system, sans-serif;

  --radius: 10px;
  --radius-sm: 6px;
  --radius-lg: 18px;
  --radius-full: 100px;

  --shadow-sm: 0 1px 4px rgba(0,0,0,.08);
  --shadow: 0 4px 16px rgba(0,0,0,.08);
  --shadow-lg: 0 8px 32px rgba(0,0,0,.1);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  min-height: 100vh;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--color-text); text-decoration: none; }
a:hover { color: var(--color-accent-hover); }

/* === LOGO === */
.site-logo { height: 32px; width: auto; display: inline-block; }
.site-logo--sm { height: 24px; }
.site-logo--lg { height: 44px; }

/* === BOTONES === */
.btn {
  display: inline-flex; align-items: center; gap: .4rem;
  padding: .65rem 1.35rem;
  border-radius: var(--radius-sm);
  font-family: var(--font-sans); font-size: .88rem; font-weight: 500;
  cursor: pointer; border: 1.5px solid transparent;
  transition: all .18s ease; text-decoration: none; white-space: nowrap;
}
.btn--primary {
  background: var(--color-text); color: #fff;
  border-color: var(--color-text);
}
.btn--primary:hover { background: var(--color-accent-hover); border-color: var(--color-accent-hover); color: #fff; }
.btn--ghost {
  background: transparent; color: var(--color-text);
  border-color: var(--color-border-dark);
}
.btn--ghost:hover { background: var(--color-bg-surface); border-color: var(--color-text); }
.btn--danger-ghost { background: transparent; color: var(--color-error); border-color: var(--color-error); }
.btn--danger-ghost:hover { background: var(--color-error-bg); }
.btn--sm { padding: .38rem .85rem; font-size: .8rem; }
.btn--lg { padding: .85rem 2rem; font-size: .95rem; }
.btn--xs { padding: .2rem .5rem; font-size: .72rem; }
.btn--full { width: 100%; justify-content: center; }

/* === FORMULARIOS === */
.form-group { display: flex; flex-direction: column; gap: .35rem; margin-bottom: 1rem; }
.form-group label { font-size: .82rem; font-weight: 500; color: var(--color-text-muted); }
.form-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 1rem; }
.form-checks { display: flex; flex-direction: column; gap: .5rem; }
.form-check { display: flex; align-items: center; gap: .5rem; cursor: pointer; font-size: .88rem; }
.form-check input { accent-color: var(--color-text); cursor: pointer; }

input[type="text"], input[type="email"], input[type="number"],
input[type="password"], input[type="search"], select, textarea {
  width: 100%;
  background: var(--color-bg);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-text);
  font-family: var(--font-sans);
  font-size: .88rem;
  padding: .58rem .8rem;
  transition: border-color .15s, box-shadow .15s;
}
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--color-text);
  box-shadow: 0 0 0 3px rgba(0,0,0,.06);
}
input:disabled, select:disabled { opacity: .45; cursor: not-allowed; background: var(--color-bg-surface); }
input::placeholder, textarea::placeholder { color: var(--color-text-dim); }

.input-prefix { display: flex; align-items: center; }
.input-prefix .prefix {
  background: var(--color-bg-surface); border: 1.5px solid var(--color-border);
  border-right: none; border-radius: var(--radius-sm) 0 0 var(--radius-sm);
  padding: .58rem .8rem; font-size: .82rem; color: var(--color-text-muted); white-space: nowrap;
}
.input-prefix input { border-radius: 0 var(--radius-sm) var(--radius-sm) 0; flex: 1; }

.pw-wrap { display:flex; align-items:center; border:1.5px solid var(--color-border); border-radius:var(--radius-sm); background:var(--color-bg); transition:border-color .15s, box-shadow .15s; }
.pw-wrap:focus-within { border-color:var(--color-text); box-shadow:0 0 0 3px rgba(0,0,0,.06); }
.pw-wrap input { border:none !important; outline:none !important; box-shadow:none !important; flex:1; background:transparent; min-width:0; }
.pw-wrap .pw-eye { background:none; border:none; cursor:pointer; color:var(--color-text-muted); padding:.4rem .65rem; display:flex; align-items:center; flex-shrink:0; line-height:0; }
.pw-wrap .pw-eye:hover { color:var(--color-text); }

.field-help { font-size: .76rem; color: var(--color-text-dim); margin-top: .2rem; }
.label-hint { font-size: .74rem; color: var(--color-text-dim); font-weight: 400; margin-left: .4rem; }
.char-counter { font-size: .74rem; color: var(--color-text-dim); float: right; }
.select-sm { width: auto; padding: .35rem .6rem; font-size: .82rem; }
.input-sm { padding: .35rem .6rem; font-size: .82rem; }

/* === ALERTAS === */
.alert { padding: .7rem .9rem; border-radius: var(--radius-sm); font-size: .86rem; margin-bottom: 1rem; border: 1px solid; }
.alert--error { background: var(--color-error-bg); border-color: #FCCACA; color: var(--color-error); }
.alert--success { background: var(--color-success-bg); border-color: #B7DFC4; color: var(--color-success); }
.alert--warning { background: var(--color-warning-bg); border-color: #FDE68A; color: var(--color-warning); }

/* === BADGES === */
.badge {
  display: inline-block; padding: .12rem .5rem; border-radius: var(--radius-full);
  font-size: .7rem; font-weight: 600;
  background: var(--color-bg-elevated); border: 1px solid var(--color-border);
  color: var(--color-text-muted);
}
.badge--basic { background: var(--color-bg-elevated); color: var(--color-text-muted); }
.badge--pro { background: #0D0D0D; color: #fff; border-color: #0D0D0D; }
.badge--premium { background: #1a1a1a; color: #fff; border-color: #1a1a1a; }
.badge--locked { background: var(--color-error-bg); color: var(--color-error); border-color: #FCCACA; }
.badge--nfc { background: var(--color-success-bg); color: var(--color-success); border-color: #B7DFC4; }
.badge--sold { background: var(--color-error-bg); color: var(--color-error); border-color: #FCCACA; }
.badge--available { color: var(--color-success); border-color: #B7DFC4; background: var(--color-success-bg); }
.badge--shipped { background: var(--color-warning-bg); color: var(--color-warning); border-color: #FDE68A; }
.badge--assigned { background: var(--color-success-bg); color: var(--color-success); border-color: #B7DFC4; }

/* === STATUS === */
.status-dot { font-size: .8rem; font-weight: 500; }
.status-dot--active { color: var(--color-success); }
.status-dot--inactive { color: var(--color-text-dim); }

/* === TABLAS === */
.admin-table { width: 100%; border-collapse: collapse; font-size: .88rem; }
.admin-table th {
  text-align: left; padding: .55rem .8rem;
  border-bottom: 2px solid var(--color-border);
  font-size: .72rem; text-transform: uppercase; letter-spacing: .06em;
  color: var(--color-text-muted); font-weight: 600;
}
.admin-table td { padding: .7rem .8rem; border-bottom: 1px solid var(--color-border); vertical-align: middle; }
.admin-table tr:hover td { background: var(--color-bg-surface); }
.row--inactive td { opacity: .45; }
.table-actions { display: flex; gap: .4rem; }
.table-avatar { width: 36px; height: 36px; border-radius: 50%; object-fit: cover; border: 1px solid var(--color-border); }
.table-avatar--empty { width: 36px; height: 36px; border-radius: 50%; background: var(--color-bg-elevated); }
.table-empty { text-align: center; padding: 2.5rem; color: var(--color-text-dim); }
.link-subdomain { font-size: .8rem; color: var(--color-text-muted); }
.link-subdomain:hover { color: var(--color-text); text-decoration: underline; }
.link-sm { font-size: .8rem; }

/* === STATS GRID === */
.stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 1rem; margin-bottom: 2rem; }
.stat-card {
  background: var(--color-bg-surface); border: 1px solid var(--color-border);
  border-radius: var(--radius); padding: 1.25rem; text-align: center;
}
.stat-card__value { font-size: 2.2rem; font-weight: 700; font-family: var(--font-serif); color: var(--color-text); }
.stat-card__label { font-size: .78rem; color: var(--color-text-muted); margin-top: .2rem; }

/* === UTILIDADES === */
code { font-family: monospace; font-size: .83em; background: var(--color-bg-surface); padding: .1em .35em; border-radius: 3px; color: var(--color-text); }
.empty-state { text-align: center; padding: 3rem; color: var(--color-text-dim); }
.empty-state p { margin-bottom: 1rem; }
.header-actions { display: flex; gap: .5rem; }