/* Login.css — Diseño limpio y profesional */
:root {
    --primary: #4f46e5;
    --primary-dark: #4338ca;
    --secondary: #db2777;
    --text: #111827;
    --text-muted: #6b7280;
    --border: #e5e7eb;
}

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

.login-body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: linear-gradient(135deg, #4f46e5 0%, #db2777 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
    font-size: 15px;
    line-height: 1.5;
}

.login-container {
    width: 100%;
    max-width: 440px;
}

.login-card {
    background: white;
    border-radius: 20px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    padding: 2.5rem 2rem;
}

.login-header {
    text-align: center;
    margin-bottom: 1.75rem;
}

.login-icon {
    width: 64px; height: 64px;
    margin: 0 auto 1rem;
    background: linear-gradient(135deg, #4f46e5, #db2777);
    border-radius: 16px;
    display: flex; align-items: center; justify-content: center;
    color: white; font-size: 1.75rem;
    box-shadow: 0 8px 20px rgba(79, 70, 229, 0.3);
}

.login-header h1 {
    font-size: 1.6rem;
    font-weight: 700;
    color: #111827;
    margin-bottom: 0.25rem;
}

.login-header p {
    color: #6b7280;
    font-size: 0.95rem;
}

.login-card .alert {
    padding: 0.75rem 0.9rem;
    border-radius: 8px;
    margin-bottom: 1.25rem;
    border: 1px solid;
    display: flex; align-items: center; gap: 0.5rem;
    font-size: 0.9rem;
    font-weight: 500;
}

.login-card .alert-error {
    background: #fee2e2;
    color: #dc2626;
    border-color: #dc2626;
}

.login-card .form-group {
    margin-bottom: 1rem;
}

.login-card .form-group label {
    display: flex; align-items: center; gap: 0.4rem;
    font-size: 0.85rem;
    font-weight: 600;
    color: #111827;
    margin-bottom: 0.35rem;
}

.login-card .form-group label i {
    color: #4f46e5;
    font-size: 0.85rem;
}

.login-card .form-group input {
    width: 100%;
    padding: 0.7rem 0.9rem;
    border: 1px solid #e5e7eb;
    border-radius: 8px;
    font-size: 0.95rem;
    font-family: inherit;
    background: white;
    color: #111827;
    transition: all 0.15s;
    min-height: 46px;
}

.login-card .form-group input:focus {
    outline: none;
    border-color: #4f46e5;
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
}

.login-card .form-group input::placeholder {
    color: #9ca3af;
}

.btn-login {
    width: 100%;
    padding: 0.85rem;
    background: linear-gradient(135deg, #4f46e5, #db2777);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    margin-top: 1rem;
    min-height: 48px;
    letter-spacing: 0.02em;
    box-shadow: 0 4px 12px rgba(79, 70, 229, 0.3);
}

.btn-login:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 18px rgba(79, 70, 229, 0.4);
}

.btn-login:focus {
    outline: 3px solid #d97706;
    outline-offset: 2px;
}

.login-footer {
    text-align: center;
    margin-top: 1.5rem;
    padding-top: 1.25rem;
    border-top: 1px solid #e5e7eb;
    color: #6b7280;
    font-size: 0.85rem;
    line-height: 1.7;
}

.login-footer p { margin: 0.2rem 0; }

.login-footer code {
    background: #f3f4f6;
    padding: 0.1rem 0.4rem;
    border-radius: 4px;
    font-family: 'SF Mono', 'Monaco', monospace;
    font-size: 0.9em;
    color: #4f46e5;
    font-weight: 500;
}

.login-footer strong {
    color: #111827;
    font-weight: 600;
}

/* === Accessibility === */
.login-body.high-contrast .login-card { background: #000; border: 2px solid white; }
.login-body.high-contrast .login-header h1 { color: white; }
.login-body.high-contrast .login-footer { color: #d0d0d0; }
.login-body.high-contrast .form-group input { background: #000; color: white; border-color: white; }
.login-body.high-contrast .btn-login { background: #ffff00; color: #000; }

.login-body.large-font { font-size: 17px; }
.login-body.extra-large-font { font-size: 19px; }

@media (max-width: 480px) {
    .login-card { padding: 1.75rem 1.25rem; }
    .login-icon { width: 56px; height: 56px; font-size: 1.5rem; }
    .login-header h1 { font-size: 1.4rem; }
}