/* --- Base Styles (Mobile First) --- */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px; /* Base para rem */
    -webkit-text-size-adjust: 100%;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overscroll-behavior-y: none;
}

body {
    font-family: var(--font-family-base);
    font-weight: var(--font-weight-regular);
    background-color: #F4F7F6; /* Neutral enterprise background */
    color: var(--text-color);
    line-height: var(--line-height-normal);
    font-size: var(--font-size-md);
    min-height: 100vh;
    overscroll-behavior-y: none;
}

html.onboarding-open,
body.onboarding-open {
    overflow: hidden;
    height: 100%;
}

.hidden {
    display: none !important;
}

/* Toast notifications */
.toast-container {
    position: fixed;
    top: var(--spacing-xl);
    right: var(--spacing-xl);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    z-index: 2000;
    pointer-events: none;
}

.toast {
    min-width: 260px;
    max-width: 360px;
    background: #ffffff;
    border-radius: var(--border-radius-md);
    border: 1px solid rgba(139, 90, 60, 0.18);
    box-shadow: 0 12px 30px rgba(44, 62, 80, 0.18);
    padding: var(--spacing-md);
    color: var(--text-color);
    font-size: var(--font-size-sm);
    line-height: 1.4;
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    pointer-events: auto;
    animation: slideInRight 0.3s ease, fadeOut 0.3s ease forwards;
    animation-delay: 0s, var(--toast-duration, 3.5s);
    animation-fill-mode: forwards;
}

.toast::before {
    content: '';
    width: 6px;
    border-radius: var(--border-radius-sm);
    background: var(--primary-color);
    display: block;
}

.toast-message {
    flex: 1;
    white-space: pre-line;
}

.toast-close {
    background: transparent;
    border: none;
    color: var(--text-color-light);
    cursor: pointer;
    font-size: 1rem;
    padding: 0;
}

.toast--success::before {
    background: var(--success-color);
}

.toast--warning::before {
    background: var(--warning-color);
}

.toast--error::before {
    background: var(--danger-color);
}

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

@keyframes fadeOut {
    to {
        opacity: 0;
        transform: translateX(20px);
    }
}

@media (max-width: 768px) {
    .toast-container {
        top: auto;
        bottom: var(--spacing-xl);
        right: var(--spacing-md);
        left: var(--spacing-md);
    }

    .toast {
        max-width: none;
    }
}

/* Accesibilidad y focus */
:focus {
    outline: none;
    box-shadow: var(--shadow-focus);
}

/* Tipografía base */
h1, h2, h3, h4, h5, h6 {
    margin-top: 0;
    font-weight: var(--font-weight-semibold);
    line-height: var(--line-height-tight);
    color: var(--text-color);
}

h1 {
    font-size: var(--font-size-2xl);
    margin-bottom: var(--spacing-md);
}

h2 {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-sm);
}

h3 {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-sm);
}

/* Estilos específicos para encabezados en contextos */

.app-header .brand h1 {
    font-size: var(--font-size-xl);
    letter-spacing: 0.5px;
    color: white;
    text-transform: uppercase;
    margin-bottom: var(--spacing-xs);
}

.brand-subtitle {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: rgba(255, 255, 255, 0.75);
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

section h2 {
    font-size: var(--font-size-xl);
    color: var(--primary-color);
    text-align: left;
    padding-bottom: var(--spacing-xs);
    margin-bottom: var(--spacing-md);
    border-bottom: 2px solid var(--secondary-color-light);
    position: relative;
}

section h2::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 60px;
    height: 2px;
    background-color: var(--primary-color);
}

section h3 {
    font-size: var(--font-size-lg);
    color: var(--text-color);
    margin-bottom: var(--spacing-sm);
}

p {
    margin-bottom: var(--spacing-md);
}

a {
    color: var(--primary-color);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--primary-color-dark);
}

.app-header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-color-dark) 100%);
    color: white;
    padding: var(--spacing-lg) var(--spacing-xl) var(--spacing-md);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    position: relative;
    overflow: hidden;
}

.header-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-lg);
}

.brand {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.nav-user-info {
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.85);
    font-weight: var(--font-weight-medium);
}

.btn-logout {
    background: rgba(255, 255, 255, 0.15);
    color: white;
    padding: var(--spacing-sm) var(--spacing-lg);
    font-size: var(--font-size-sm);
    text-transform: none;
    letter-spacing: 0;
    box-shadow: none;
}

.btn-logout:hover {
    background: rgba(255, 255, 255, 0.25);
}

.app-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, transparent 30%, rgba(255, 255, 255, 0.1) 50%, transparent 70%);
    animation: shimmer 3s infinite;
    pointer-events: none;
}

main {
    width: 100%;
    padding: var(--spacing-lg) var(--spacing-lg) calc(var(--spacing-2xl) + 72px);
    margin: 0 auto;
    max-width: 1200px;
    transition: padding var(--transition-fast);
}