/* nfc/html2/assets/style.css - Waycard NFC Admin Panel */

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

:root {
    --primary: #009BFF;
    --primary-dark: #0072FF;
    --accent: #FF6B35;
    --success: #4CAF50;
    --warning: #FF9800;
    --danger: #f44336;
    --bg: #F6F7FB;
    --surface: #FFFFFF;
    --text: #1A1A2E;
    --text-light: #6B7280;
    --border: #E5E7EB;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.5;
    min-height: 100vh;
}

/* ════════════ LOGIN ════════════ */
.login-body {
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #009BFF 0%, #7B00FF 100%);
}

.login-card {
    background: var(--surface);
    border-radius: 24px;
    padding: 40px;
    width: 100%;
    max-width: 400px;
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.2);
    text-align: center;
}

.login-logo {
    font-size: 48px;
    margin-bottom: 16px;
}

.login-card h1 {
    font-size: 24px;
    margin-bottom: 4px;
}

.login-card .subtitle {
    color: var(--text-light);
    margin-bottom: 28px;
}

/* ════════════ TOPBAR ════════════ */
.topbar {
    background: var(--surface);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 10;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.04);
}

.topbar-inner {
    max-width: 1400px;
    margin: 0 auto;
    padding: 14px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.brand {
    font-size: 18px;
    font-weight: 700;
    color: var(--primary);
}

.brand-sub {
    color: var(--text-light);
    font-weight: 400;
    font-size: 14px;
    margin-left: 6px;
}

.nav {
    display: flex;
    gap: 6px;
}

.nav a {
    color: var(--text);
    text-decoration: none;
    padding: 8px 14px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    transition: background 0.15s;
}

.nav a:hover { background: var(--bg); }
.nav a.active { background: var(--primary); color: white; }
.nav a.logout { color: var(--danger); }

/* ════════════ CONTAINER ════════════ */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 24px;
}

.page-title {
    font-size: 24px;
    margin-bottom: 20px;
}

/* ════════════ STATS ════════════ */
.stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.stat-card {
    background: var(--surface);
    border-radius: 16px;
    padding: 20px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.03);
    border-left: 4px solid var(--primary);
}

.stat-total { border-left-color: var(--text); }
.stat-disponible { border-left-color: var(--success); }
.stat-grabada { border-left-color: var(--primary); }
.stat-bloqueada { border-left-color: var(--danger); }

.stat-label {
    font-size: 13px;
    color: var(--text-light);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 6px;
}

.stat-value {
    font-size: 28px;
    font-weight: 700;
}

/* ════════════ FILTROS ════════════ */
.filters { margin-bottom: 16px; }

.filter-form {
    display: flex;
    gap: 10px;
    align-items: center;
    flex-wrap: wrap;
}

.filter-form select,
.filter-form input[type="text"] {
    padding: 10px 14px;
    border: 1px solid var(--border);
    border-radius: 10px;
    background: var(--surface);
    font-size: 14px;
}

.filter-form input[type="text"] { flex: 1; min-width: 200px; }

.link-clear {
    color: var(--text-light);
    text-decoration: none;
    font-size: 14px;
    padding: 8px 12px;
}
.link-clear:hover { color: var(--danger); }

/* ════════════ TABLA ════════════ */
.table-wrap {
    background: var(--surface);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.03);
    overflow-x: auto;
}

.table {
    width: 100%;
    border-collapse: collapse;
}

.table th {
    background: var(--bg);
    text-align: left;
    padding: 12px 14px;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-light);
    border-bottom: 1px solid var(--border);
}

.table td {
    padding: 14px;
    border-bottom: 1px solid var(--border);
    font-size: 14px;
}

.table tbody tr:hover { background: var(--bg); }
.table tbody tr:last-child td { border-bottom: none; }

.table .uid {
    font-family: 'Monaco', 'Courier New', monospace;
    font-size: 13px;
    font-weight: 600;
}

.table .empty {
    text-align: center;
    padding: 40px;
    color: var(--text-light);
}

.actions-col {
    text-align: right;
    width: 1%;
    white-space: nowrap;
}

/* ════════════ BADGES ════════════ */
.badge {
    display: inline-block;
    padding: 4px 10px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

.badge-disponible {
    background: rgba(76, 175, 80, 0.1);
    color: var(--success);
}

.badge-grabada {
    background: rgba(0, 155, 255, 0.1);
    color: var(--primary);
}

.badge-bloqueada {
    background: rgba(244, 67, 54, 0.1);
    color: var(--danger);
}

/* ════════════ BUTTONS ════════════ */
.btn {
    display: inline-block;
    padding: 10px 18px;
    border-radius: 10px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    border: none;
    text-decoration: none;
    transition: opacity 0.15s, transform 0.05s;
}

.btn:hover { opacity: 0.9; }
.btn:active { transform: scale(0.98); }

.btn-primary {
    background: var(--primary);
    color: white;
    width: 100%;
    margin-top: 12px;
}

.btn-secondary {
    background: var(--surface);
    color: var(--text);
    border: 1px solid var(--border);
}

.btn-icon {
    background: none;
    border: none;
    font-size: 18px;
    cursor: pointer;
    padding: 6px 10px;
    border-radius: 8px;
    transition: background 0.15s;
}

.btn-icon:hover { background: var(--bg); }
.btn-icon.btn-danger:hover { background: rgba(244, 67, 54, 0.1); }

/* ════════════ FORM ════════════ */
.form-card {
    background: var(--surface);
    border-radius: 16px;
    padding: 28px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.03);
    max-width: 800px;
}

.field { margin-bottom: 18px; }

.field label {
    display: block;
    margin-bottom: 8px;
    font-size: 14px;
    font-weight: 600;
}

.field input[type="text"],
.field input[type="password"],
.field textarea {
    width: 100%;
    padding: 12px 14px;
    border: 1px solid var(--border);
    border-radius: 10px;
    font-size: 14px;
    font-family: inherit;
    background: var(--surface);
    transition: border-color 0.15s;
}

.field input:focus,
.field textarea:focus {
    outline: none;
    border-color: var(--primary);
}

.field textarea {
    font-family: 'Monaco', 'Courier New', monospace;
    font-size: 13px;
    line-height: 1.6;
    resize: vertical;
}

.field small {
    display: block;
    margin-top: 6px;
    color: var(--text-light);
    font-size: 12px;
}

.form-actions {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    margin-top: 20px;
}

/* ════════════ ALERTS ════════════ */
.alert {
    padding: 14px 18px;
    border-radius: 12px;
    margin-bottom: 18px;
    font-size: 14px;
}

.alert ul { margin-top: 8px; padding-left: 20px; }
.alert li { margin-bottom: 4px; }

.alert-success {
    background: rgba(76, 175, 80, 0.1);
    color: var(--success);
    border-left: 4px solid var(--success);
}

.alert-warning {
    background: rgba(255, 152, 0, 0.1);
    color: #b76800;
    border-left: 4px solid var(--warning);
}

.alert-error {
    background: rgba(244, 67, 54, 0.1);
    color: var(--danger);
    border-left: 4px solid var(--danger);
}

.alert code {
    background: rgba(0, 0, 0, 0.05);
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 12px;
}

/* ════════════ INFO BOX ════════════ */
.info-box {
    background: rgba(0, 155, 255, 0.08);
    border-left: 4px solid var(--primary);
    border-radius: 12px;
    padding: 18px 22px;
    margin-bottom: 24px;
    font-size: 14px;
}

.info-box strong { display: block; margin-bottom: 8px; }
.info-box ol { padding-left: 22px; }
.info-box ol li { margin-bottom: 6px; }
.info-box code {
    background: rgba(0, 0, 0, 0.06);
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 12px;
    font-family: monospace;
}

/* ════════════ PAGINATION ════════════ */
.pagination {
    margin-top: 20px;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 16px;
    font-size: 14px;
}

.pagination a {
    color: var(--primary);
    text-decoration: none;
    padding: 6px 14px;
    border-radius: 8px;
    border: 1px solid var(--border);
}

.pagination a:hover { background: var(--bg); }
.page-info { color: var(--text-light); }