/* ============================================
   BINAS USER PREFERENCES - Font Profiles & Display Settings
   
   Font profiles se aplican mediante el atributo data-binas-font en <html>.
   El JS (binas-user-preferences.js) se encarga de aplicarlo al inicio
   antes del render para evitar FOUC (Flash of Unstyled Content).
   
   Versión: 1.0
   Fecha: Junio 2025
   ============================================ */

/* ============================================
   FONT PROFILE: default
   Nunito 400 — Equilibrado, estándar del sistema
   ============================================ */
html[data-binas-font="default"],
html:not([data-binas-font]) {
    /* Usa los tokens existentes sin override */
}

/* ============================================
   FONT PROFILE: legible
   Inter 400 — Mayor definición tipográfica, ideal para lectura prolongada
   ============================================ */
html[data-binas-font="legible"] {
    --font-primary: "Inter", "Segoe UI", sans-serif;
    --font-family-base: var(--font-primary);
    --font-family-heading: var(--font-primary);
    --font-weight-normal: 400;
}

html[data-binas-font="legible"] body {
    font-family: var(--font-primary);
    font-weight: 400;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ============================================
   FONT PROFILE: presentation
   Inter 500 — Optimizado para proyectores y presentaciones
   Tamaño base aumentado, mayor contraste tipográfico
   ============================================ */
html[data-binas-font="presentation"] {
    --font-primary: "Inter", "Segoe UI", sans-serif;
    --font-family-base: var(--font-primary);
    --font-family-heading: var(--font-primary);
    --font-weight-normal: 500;
    --font-size-xs: 0.75rem;      /* 12px */
    --font-size-sm: 0.875rem;     /* 14px */
    --font-size-base: 1rem;       /* 16px (era 14px) */
    --font-size-md: 1.125rem;     /* 18px */
    --font-size-lg: 1.25rem;      /* 20px */
    --font-size-xl: 1.5rem;       /* 24px */
    --font-size-2xl: 1.875rem;    /* 30px */
    --font-size-3xl: 2.5rem;      /* 40px */
    --line-height-normal: 1.6;
}

html[data-binas-font="presentation"] body {
    font-family: var(--font-primary);
    font-weight: 500;
    font-size: var(--font-size-base);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ============================================
   FONT PROFILE: system
   System UI — Máxima compatibilidad, sin descarga de fuentes
   ============================================ */
html[data-binas-font="system"] {
    --font-primary: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    --font-family-base: var(--font-primary);
    --font-family-heading: var(--font-primary);
    --font-weight-normal: 400;
}

html[data-binas-font="system"] body {
    font-family: var(--font-primary);
    font-weight: 400;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ============================================
   FONT SELECTOR UI — Estilos del panel en el dropdown
   ============================================ */
.binas-font-selector {
    padding: 0.5rem 0.75rem;
}

.binas-font-selector-label {
    font-size: 0.6875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--outlook-text-tertiary, #8590a5);
    padding: 0 0.25rem;
    margin-bottom: 0.375rem;
    display: flex;
    align-items: center;
    gap: 0.375rem;
}

.binas-font-selector-label i {
    font-size: 0.75rem;
    opacity: 0.7;
}

.binas-font-options {
    display: flex;
    flex-direction: column;
    gap: 0.125rem;
}

.binas-font-option {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.375rem 0.5rem;
    border-radius: var(--radius-sm, 4px);
    cursor: pointer;
    transition: background-color 0.15s ease;
    border: none;
    background: none;
    width: 100%;
    text-align: left;
    font-size: 0.8125rem;
    color: var(--outlook-text-primary, #1b1b1b);
}

.binas-font-option:hover {
    background-color: var(--color-gray-50, #f8f9fa);
}

.binas-font-option.active {
    background-color: rgba(74, 144, 226, 0.08);
    color: var(--color-primary, #4a90e2);
}

.binas-font-option-radio {
    width: 14px;
    height: 14px;
    border-radius: 50%;
    border: 2px solid var(--color-gray-300, #c4c4c4);
    flex-shrink: 0;
    position: relative;
    transition: border-color 0.15s ease;
}

.binas-font-option.active .binas-font-option-radio {
    border-color: var(--color-primary, #4a90e2);
}

.binas-font-option.active .binas-font-option-radio::after {
    content: '';
    position: absolute;
    top: 2px;
    left: 2px;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background-color: var(--color-primary, #4a90e2);
}

.binas-font-option-info {
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.binas-font-option-name {
    font-weight: 500;
    line-height: 1.3;
}

.binas-font-option-desc {
    font-size: 0.6875rem;
    color: var(--outlook-text-tertiary, #8590a5);
    line-height: 1.3;
}

/* ============================================
   LOCALSTORAGE INFO — Badge en el menú
   ============================================ */
.binas-storage-info {
    padding: 0.375rem 1rem;
    font-size: 0.6875rem;
    color: var(--outlook-text-tertiary, #8590a5);
    display: flex;
    align-items: center;
    gap: 0.375rem;
}

.binas-storage-info i {
    opacity: 0.5;
}

.binas-storage-clear-btn {
    margin-left: auto;
    background: none;
    border: none;
    color: var(--color-danger, #e53e3e);
    font-size: 0.6875rem;
    cursor: pointer;
    padding: 0;
    opacity: 0.7;
    transition: opacity 0.15s ease;
}

.binas-storage-clear-btn:hover {
    opacity: 1;
}
