/*
 * Producto: Licencias Espinaltech (panel interno SaaS-Espinaltech)
 * Paleta base: --lic-primary navy + --lic-accent terminal green
 * Técnicas de diferenciación aplicadas (skill frontend-design 6.5):
 *   1. Técnica #1 — Grid asimétrico (KPIs + tabla licencias + panel alertas)
 *   2. Técnica #5 — Color por dominio (terminal green sobre navy = "sistema técnico activo")
 *   3. Técnica #11 — Tipografía mono para fingerprints, códigos de activación, fechas técnicas
 */

:root {
    --lic-primary:    #0A1929;
    --lic-primary-l:  #1E3A5F;
    --lic-accent:     #00D9A3;
    --lic-warning:    #FFB020;
    --lic-danger:     #E53935;

    --white:          #FFFFFF;
    --neutral-50:     #F8FAFC;
    --neutral-100:   #F1F5F9;
    --neutral-200:   #E2E8F0;
    --neutral-300:   #CBD5E1;
    --neutral-500:   #64748B;
    --neutral-700:   #334155;
    --neutral-900:   #0F172A;

    --status-pendiente:  #94A3B8;
    --status-activa:     #00D9A3;
    --status-suspendida: #FFB020;
    --status-revocada:   #E53935;
    --status-vencida:    #6B7280;

    --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-mono: 'JetBrains Mono', 'SF Mono', Menlo, Consolas, monospace;
}

* { box-sizing: border-box; }

body, .lic-body {
    font-family: var(--font-sans);
    background: var(--neutral-50);
    color: var(--neutral-900);
    margin: 0;
    line-height: 1.5;
}

a { color: var(--lic-primary-l); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ============ Login ============ */
.lic-login-wrap {
    min-height: 100vh;
    display: grid;
    place-items: center;
    background: linear-gradient(135deg, var(--lic-primary) 0%, var(--lic-primary-l) 100%);
}
.lic-login-card {
    background: var(--white);
    border-radius: 12px;
    padding: 40px;
    width: 380px;
    box-shadow: 0 20px 60px rgba(0,0,0,.3);
}
.lic-login-card h1 {
    font-family: var(--font-mono);
    font-size: 16px;
    margin: 0 0 24px;
    color: var(--lic-primary);
    letter-spacing: .5px;
    display: flex;
    align-items: center;
}
.lic-brand-dot {
    display: inline-block;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--lic-accent);
    margin-right: 10px;
    box-shadow: 0 0 10px var(--lic-accent);
}

/* ============ Form ============ */
.lic-form-group { margin-bottom: 16px; }
.lic-form-group label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--neutral-700);
    margin-bottom: 6px;
}
.lic-form-control {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--neutral-300);
    border-radius: 6px;
    font-family: var(--font-sans);
    font-size: 14px;
    background: var(--white);
}
.lic-form-control:focus {
    outline: none;
    border-color: var(--lic-accent);
    box-shadow: 0 0 0 3px rgba(0, 217, 163, .15);
}

.lic-btn {
    display: inline-block;
    padding: 10px 20px;
    border: none;
    border-radius: 6px;
    font-weight: 600;
    font-size: 14px;
    cursor: pointer;
    transition: all .15s ease;
    text-decoration: none;
    font-family: var(--font-sans);
}
.lic-btn:hover { text-decoration: none; }
.lic-btn-primary {
    background: var(--lic-primary);
    color: var(--white);
}
.lic-btn-primary:hover {
    background: var(--lic-primary-l);
    color: var(--white);
}
.lic-btn-accent {
    background: var(--lic-accent);
    color: var(--lic-primary);
}
.lic-btn-accent:hover { filter: brightness(1.05); }
.lic-btn-block { display: block; width: 100%; }

/* ============ Alerts ============ */
.lic-alert {
    padding: 12px 14px;
    border-radius: 6px;
    font-size: 14px;
    margin-bottom: 16px;
    border: 1px solid transparent;
}
.lic-alert-error { background: #FEE2E2; color: #991B1B; border-color: #FCA5A5; }
.lic-alert-warn  { background: #FEF3C7; color: #92400E; border-color: #FCD34D; }
.lic-alert-info  { background: #DBEAFE; color: #1E40AF; border-color: #93C5FD; }
.lic-alert-ok    { background: #D1FAE5; color: #065F46; border-color: #6EE7B7; }

/* ============ Shell ============ */
.lic-shell {
    display: grid;
    grid-template-columns: 240px 1fr;
    min-height: 100vh;
}
.lic-sidebar {
    background: var(--lic-primary);
    color: var(--white);
    padding: 24px 0;
}
.lic-sidebar-brand {
    font-family: var(--font-mono);
    padding: 0 24px 24px;
    border-bottom: 1px solid rgba(255,255,255,.1);
    font-size: 13px;
    letter-spacing: .5px;
    color: var(--white);
}
.lic-nav { list-style: none; padding: 0; margin: 12px 0; }
.lic-nav li a {
    display: block;
    padding: 10px 24px;
    color: rgba(255,255,255,.75);
    text-decoration: none;
    font-size: 14px;
    border-left: 3px solid transparent;
    transition: all .1s;
}
.lic-nav li a:hover {
    color: var(--white);
    background: rgba(255,255,255,.05);
    text-decoration: none;
}
.lic-nav li a.active {
    color: var(--lic-accent);
    border-left-color: var(--lic-accent);
    background: rgba(0,217,163,.05);
}
.lic-nav-divider {
    margin: 16px 24px;
    border-top: 1px solid rgba(255,255,255,.1);
}

.lic-main { padding: 32px; background: var(--neutral-50); }
.lic-page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
}
.lic-page-header h1 {
    margin: 0;
    font-size: 22px;
    font-weight: 700;
    color: var(--neutral-900);
}

/* ============ Cards ============ */
.lic-card {
    background: var(--white);
    border-radius: 8px;
    padding: 24px;
    box-shadow: 0 1px 3px rgba(0,0,0,.05);
    border: 1px solid var(--neutral-200);
    margin-bottom: 16px;
}

/* ============ KPI grid (Técnica #1 grid asimétrico) ============ */
.lic-kpi-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}
.lic-kpi {
    background: var(--white);
    padding: 20px;
    border-radius: 8px;
    border-left: 4px solid var(--lic-accent);
    box-shadow: 0 1px 3px rgba(0,0,0,.05);
}
.lic-kpi-label {
    font-size: 12px;
    text-transform: uppercase;
    color: var(--neutral-500);
    letter-spacing: .5px;
    font-weight: 600;
}
.lic-kpi-value {
    font-family: var(--font-mono);
    font-size: 28px;
    font-weight: 700;
    color: var(--lic-primary);
    margin-top: 8px;
    line-height: 1.2;
}
.lic-kpi-warning { border-left-color: var(--lic-warning); }
.lic-kpi-danger  { border-left-color: var(--lic-danger); }

/* ============ Mono / técnico (Técnica #11) ============ */
.lic-mono { font-family: var(--font-mono); }
.lic-fingerprint {
    font-family: var(--font-mono);
    font-size: 12px;
    letter-spacing: .5px;
    color: var(--neutral-700);
    background: var(--neutral-100);
    padding: 2px 6px;
    border-radius: 4px;
    word-break: break-all;
}

/* ============ Pills ============ */
.lic-pill {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 999px;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .5px;
}
.lic-pill-pendiente  { background: var(--status-pendiente); color: var(--white); }
.lic-pill-activa     { background: var(--status-activa); color: var(--lic-primary); }
.lic-pill-suspendida { background: var(--status-suspendida); color: var(--lic-primary); }
.lic-pill-revocada   { background: var(--status-revocada); color: var(--white); }
.lic-pill-vencida    { background: var(--status-vencida); color: var(--white); }

/* ============ Tabla ============ */
.lic-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--white);
}
.lic-table th, .lic-table td {
    padding: 12px;
    text-align: left;
    border-bottom: 1px solid var(--neutral-200);
    font-size: 14px;
}
.lic-table th {
    background: var(--neutral-100);
    font-size: 11px;
    font-weight: 700;
    color: var(--neutral-700);
    text-transform: uppercase;
    letter-spacing: .5px;
}
.lic-table tr:hover { background: var(--neutral-50); }

ul { padding-left: 20px; }