/* ==========================================================================
   CM Realty — Reset, tipografía base y utilidades comunes
   ========================================================================== */

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

html {
    -webkit-text-size-adjust: 100%;
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: var(--font-texto);
    font-size: var(--fs-base);
    line-height: var(--lh-texto);
    color: var(--color-text);
    background: var(--color-bg);
}

img, video { max-width: 100%; display: block; }

h1, h2, h3, h4 {
    font-family: var(--font-titulos);
    line-height: var(--lh-titulos);
    margin: 0 0 var(--space-4);
    color: var(--color-text);
    font-weight: 700;
    letter-spacing: -0.01em;
}

h1 { font-size: clamp(2rem, 4vw, 3.25rem); }
h2 { font-size: clamp(1.6rem, 3vw, 2.4rem); }
h3 { font-size: clamp(1.25rem, 2vw, 1.6rem); }

p { margin: 0 0 var(--space-4); max-width: 70ch; }

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

ul, ol { margin: 0; padding: 0; list-style: none; }

button, input, select, textarea { font-family: inherit; font-size: inherit; }

/* --- Foco visible para navegación por teclado --- */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
[tabindex]:focus-visible {
    outline: 3px solid var(--color-focus);
    outline-offset: 2px;
}

/* --- Layout --- */
.contenedor {
    width: 100%;
    max-width: var(--container-max);
    margin-inline: auto;
    padding-inline: var(--space-5);
}

.seccion { padding-block: var(--space-10); }
.seccion--oscura {
    background: var(--color-bg-dark);
    color: var(--color-text-inverso);
}
.seccion--oscura h1, .seccion--oscura h2, .seccion--oscura h3 { color: var(--color-text-inverso); }
.seccion--alt { background: var(--color-bg-alt); }

.encabezado-seccion { max-width: 640px; margin-bottom: var(--space-8); }
.encabezado-seccion .kicker {
    display: inline-block;
    color: var(--color-accent);
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    font-size: 0.8rem;
    margin-bottom: var(--space-2);
}

/* --- Botones --- */
.boton {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    min-height: 44px;
    padding: var(--space-3) var(--space-5);
    border-radius: var(--radius-full);
    border: 1px solid transparent;
    font-weight: 600;
    cursor: pointer;
    transition: background-color var(--duration-base) var(--ease-standard),
                color var(--duration-base) var(--ease-standard),
                border-color var(--duration-base) var(--ease-standard),
                transform var(--duration-fast) var(--ease-standard);
}
.boton:hover { transform: translateY(-2px); box-shadow: var(--shadow-sm); }
.boton:active { transform: translateY(1px); box-shadow: none; }

.boton--primario {
    background: var(--color-accent);
    color: var(--cm-white);
}
.boton--primario:hover { background: var(--color-accent-hover); }

.boton--secundario {
    background: transparent;
    color: var(--color-text-inverso);
    border-color: rgba(255, 255, 255, 0.4);
}
.boton--secundario:hover { border-color: var(--cm-white); background: rgba(255, 255, 255, 0.08); }

.boton--fantasma {
    background: transparent;
    color: var(--cm-navy-900);
    border-color: var(--color-border);
}
.boton--fantasma:hover { border-color: var(--cm-navy-900); }

/* --- Formularios --- */
.campo { margin-bottom: var(--space-4); }
.campo label {
    display: block;
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: var(--space-2);
}
.campo input,
.campo select,
.campo textarea {
    width: 100%;
    min-height: 44px;
    padding: var(--space-3);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    background: var(--cm-white);
    color: var(--color-text);
}
.campo input:focus, .campo select:focus, .campo textarea:focus {
    border-color: var(--color-accent);
}
.campo textarea { min-height: 120px; resize: vertical; }

/* --- Badges de estado --- */
.badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
    padding: var(--space-1) var(--space-3);
    border-radius: var(--radius-full);
    font-size: 0.78rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--cm-white);
}
.badge--disponible { background: var(--cm-estado-disponible); }
.badge--vendido { background: var(--cm-estado-vendido); }
.badge--reservado { background: var(--cm-estado-reservado); }

/* --- Animación de entrada al viewport (una sola vez, respeta reduced-motion) --- */
.animar-entrada {
    opacity: 0;
    transform: translateY(32px) scale(0.98);
    transition: opacity 0.7s var(--ease-standard), transform 0.7s var(--ease-standard);
}
.animar-entrada.en-vista {
    opacity: 1;
    transform: translateY(0) scale(1);
}

/* Efecto cascada: cuando el elemento animado es una grilla de tarjetas, cada
   hijo entra con un pequeño retraso adicional respecto al anterior. */
.animar-entrada.en-vista > *:nth-child(1) { transition-delay: 0s; }
.animar-entrada.en-vista > *:nth-child(2) { transition-delay: 0.08s; }
.animar-entrada.en-vista > *:nth-child(3) { transition-delay: 0.16s; }
.animar-entrada.en-vista > *:nth-child(4) { transition-delay: 0.24s; }
.animar-entrada.en-vista > *:nth-child(5) { transition-delay: 0.32s; }
.animar-entrada.en-vista > *:nth-child(6) { transition-delay: 0.4s; }
.animar-entrada > * { opacity: 0; transform: translateY(20px); transition: opacity 0.6s var(--ease-standard), transform 0.6s var(--ease-standard); }
.animar-entrada.en-vista > * { opacity: 1; transform: translateY(0); }

.solo-lector-pantalla {
    position: absolute;
    width: 1px; height: 1px;
    padding: 0; margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}