/* =====================================================================
   base.css — Reset, variables y tipografía global
   Web Ética Crítica
   ===================================================================== */

:root {
    /* Paleta de marca, alineada con el logo (azul marino sobre crema) */
    --color-bg:           #000000;
    --color-bg-soft:      #0a0a0a;
    --color-surface:      #111315;
    --color-text:         #ffffff;
    --color-text-soft:    rgba(255, 255, 255, 0.72);
    --color-text-muted:   rgba(255, 255, 255, 0.45);
    --color-accent:       #f3ead4;   /* Crema del logo */
    --color-accent-deep:  #1a2240;   /* Azul marino del logo */
    --color-border:       rgba(255, 255, 255, 0.12);
    --color-border-hover: rgba(243, 234, 212, 0.5);

    /* Tipografía */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    --font-serif: 'Cormorant Garamond', Georgia, 'Times New Roman', serif;

    /* Espaciado y radios */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 14px;
    --shadow-soft: 0 6px 24px rgba(0, 0, 0, 0.6);
    --transition: 180ms cubic-bezier(0.4, 0, 0.2, 1);
}

*, *::before, *::after {
    box-sizing: border-box;
}

html, body {
    margin: 0;
    padding: 0;
    background-color: var(--color-bg);
    color: var(--color-text);
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    min-height: 100vh;
}

body {
    display: flex;
    flex-direction: column;
}

a {
    color: inherit;
    text-decoration: none;
}

button {
    font-family: inherit;
    cursor: pointer;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* Componente reutilizable: botón con borde — estilo "Área personal" */
.btn-outline {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.65rem 1.3rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    color: var(--color-text);
    font-size: 0.92rem;
    font-weight: 500;
    letter-spacing: 0.02em;
    background: transparent;
    transition: border-color var(--transition), background-color var(--transition), color var(--transition);
}

.btn-outline:hover,
.btn-outline:focus-visible {
    border-color: var(--color-border-hover);
    background-color: rgba(243, 234, 212, 0.06);
    color: var(--color-accent);
    outline: none;
}

.btn-outline svg {
    width: 16px;
    height: 16px;
    stroke: currentColor;
    fill: none;
    stroke-width: 1.8;
}

/* Botón sólido para acciones primarias (login, etc.) */
.btn-solid {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    padding: 0.85rem 1.2rem;
    border: none;
    border-radius: var(--radius-md);
    background-color: var(--color-accent);
    color: var(--color-accent-deep);
    font-size: 0.95rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    transition: background-color var(--transition), transform var(--transition);
}

.btn-solid:hover,
.btn-solid:focus-visible {
    background-color: #ffffff;
    outline: none;
}

.btn-solid:active {
    transform: translateY(1px);
}

/* Utilidades */
.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    border: 0;
}