:root {
    --primary-color: #1e40af;
    --primary-dark: #1e3a8a;
    --primary-light: #3b82f6;
    --accent: #f97316;
    --accent-dark: #ea580c;
    --bg-gradient-start: #1e3a8a;
    --bg-gradient-end: #2563eb;
    --card-bg: #ffffff;
    --text-primary: #0f172a;
    --text-secondary: #64748b;
    --border-color: #e2e8f0;
    --input-bg: #f8fafc;
}

* { box-sizing: border-box; }

html, body { height: 100%; }

body.login-body {
    margin: 0;
    padding: 0;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: #f1f5f9;
    color: var(--text-primary);
    min-height: 100vh;
}

/* ============================================================
   LAYOUT - Dos columnas
   ============================================================ */
.login-wrapper {
    display: grid;
    grid-template-columns: 1.1fr 1fr;
    min-height: 100vh;
    width: 100%;
}

/* ============================================================
   PANEL IZQUIERDO - Ilustración
   ============================================================ */
.login-illustration {
    position: relative;
    background: linear-gradient(135deg, var(--bg-gradient-start) 0%, var(--bg-gradient-end) 100%);
    color: white;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 3rem 2rem;
}

.login-illustration::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        radial-gradient(circle at 15% 25%, rgba(255, 255, 255, 0.08) 0%, transparent 45%),
        radial-gradient(circle at 85% 75%, rgba(249, 115, 22, 0.18) 0%, transparent 50%);
    pointer-events: none;
}

.illustration-inner {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 540px;
    text-align: center;
}

.brand-mini {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.55rem 1.1rem;
    background: rgba(255, 255, 255, 0.12);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 999px;
    font-weight: 600;
    font-size: 0.95rem;
    letter-spacing: 0.5px;
    margin-bottom: 1.5rem;
}

.brand-mini i {
    color: var(--accent);
    font-size: 1.15rem;
}

.illustration-svg {
    width: 100%;
    max-width: 480px;
    margin: 0 auto 1.5rem;
}

.warehouse-svg {
    width: 100%;
    height: auto;
    display: block;
    animation: floatIn 0.6s ease-out;
}

@@keyframes floatIn {
    from { opacity: 0; transform: translateY(20px); }
    to   { opacity: 1; transform: translateY(0); }
}

.illustration-text h2 {
    font-size: 1.75rem;
    font-weight: 700;
    margin: 0 0 0.6rem 0;
    line-height: 1.2;
}

.illustration-text p {
    font-size: 1rem;
    opacity: 0.85;
    margin: 0 auto;
    max-width: 420px;
    line-height: 1.55;
}

.illustration-features {
    list-style: none;
    padding: 0;
    margin: 1.75rem 0 0 0;
    display: flex;
    flex-direction: column;
    gap: 0.55rem;
    text-align: left;
    max-width: 360px;
    margin-left: auto;
    margin-right: auto;
}

.illustration-features li {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-size: 0.9rem;
    opacity: 0.92;
}

.illustration-features i {
    color: #4ade80;
    font-size: 1.1rem;
}

/* ============================================================
   PANEL DERECHO - Formulario
   ============================================================ */
.login-form-panel {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem 1.5rem;
    background: #ffffff;
}

.login-card {
    width: 100%;
    max-width: 420px;
    animation: slideUp 0.5s ease-out;
}

@@keyframes slideUp {
    from { opacity: 0; transform: translateY(15px); }
    to   { opacity: 1; transform: translateY(0); }
}

.login-heading {
    margin-bottom: 1.75rem;
}

.login-heading h1 {
    font-size: 2.25rem;
    font-weight: 700;
    margin: 0 0 0.5rem 0;
    line-height: 1.15;
    color: var(--text-primary);
}

.login-heading .subtitle {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin: 0;
    line-height: 1.5;
}

/* ============================================================
   Formulario
   ============================================================ */
.form-group { margin-bottom: 1.1rem; }

.form-label {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.4rem;
}

.form-label i {
    color: var(--primary-color);
    font-size: 0.95rem;
}

.form-control,
.form-select {
    background-color: var(--input-bg);
    border: 1.5px solid var(--border-color);
    border-radius: 12px;
    padding: 0.75rem 1rem;
    font-size: 0.95rem;
    transition: all 0.2s ease;
    color: var(--text-primary);
}

.form-control::placeholder { color: #94a3b8; }

.form-control:focus,
.form-select:focus {
    background-color: white;
    border-color: var(--primary-light);
    box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.12);
    outline: none;
}

.form-control-lg,
.form-select-lg {
    font-size: 1rem;
    padding: 0.8rem 1rem;
}

/* Input con icono interno */
.input-with-icon {
    position: relative;
}

.input-with-icon .input-icon {
    position: absolute;
    left: 0.95rem;
    top: 50%;
    transform: translateY(-50%);
    color: #94a3b8;
    font-size: 1.05rem;
    pointer-events: none;
}

.input-with-icon .form-control {
    padding-left: 2.7rem;
}

.toggle-password {
    position: absolute;
    right: 0.6rem;
    top: 50%;
    transform: translateY(-50%);
    background: transparent;
    border: none;
    color: #64748b;
    padding: 0.3rem 0.55rem;
    border-radius: 8px;
    cursor: pointer;
    transition: background 0.15s ease;
}

.toggle-password:hover {
    background: rgba(0,0,0,0.05);
    color: var(--primary-color);
}

/* ============================================================
   Botón principal
   ============================================================ */
.btn-login {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-light) 100%);
    color: white;
    border: none;
    border-radius: 12px;
    padding: 0.85rem 1.5rem;
    font-size: 1rem;
    font-weight: 600;
    letter-spacing: 0.3px;
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: 0 6px 14px -4px rgba(30, 64, 175, 0.45);
    margin-top: 0.4rem;
}

.btn-login:hover {
    transform: translateY(-1px);
    box-shadow: 0 10px 20px -4px rgba(30, 64, 175, 0.55);
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-color) 100%);
}

.btn-login:active { transform: translateY(0); }

.btn-login i { margin-right: 0.35rem; }

/* ============================================================
   Alertas y validaciones
   ============================================================ */
.alert {
    border-radius: 10px;
    border: none;
    font-size: 0.875rem;
    padding: 0.75rem 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.alert-danger {
    background-color: #fee2e2;
    color: #991b1b;
}

.alert-warning {
    background-color: #fef3c7;
    color: #92400e;
}

.text-danger {
    font-size: 0.8rem;
    color: #dc2626;
    display: block;
    margin-top: 0.3rem;
}

/* ============================================================
   Footer dentro del card
   ============================================================ */
.login-footer {
    text-align: center;
    margin-top: 1.75rem;
    padding-top: 1.25rem;
    border-top: 1px solid var(--border-color);
    color: var(--text-secondary);
}

/* ============================================================
   Responsive
   ============================================================ */
@@media (max-width: 992px) {
    .login-wrapper {
        grid-template-columns: 1fr;
    }

    .login-illustration {
        padding: 2.5rem 1.5rem;
        min-height: auto;
    }

    .illustration-svg {
        max-width: 320px;
    }

    .illustration-text h2 {
        font-size: 1.4rem;
    }

    .illustration-features {
        display: none;
    }
}

@@media (max-width: 576px) {
    .login-form-panel { padding: 1.5rem 1rem; }

    .login-heading h1 { font-size: 1.75rem; }

    .login-illustration { padding: 2rem 1rem; }

    .illustration-svg { max-width: 260px; }

    .brand-mini {
        font-size: 0.85rem;
        padding: 0.45rem 0.9rem;
    }
}