/**
 * kaf-layout.css — Layout del sistema KAF.
 *
 * Implementa el side-header layout (Avada boxed mode)
 * usando CSS Grid nativo. Responsive a 3 breakpoints.
 *
 * @package KAF/CSS
 */

/* ─── Body ───────────────────────────────────────────────── */
.kaf-body {
    font-family: var(--kaf-font-body);
    font-size: var(--kaf-fs-body);
    font-weight: 400;
    line-height: var(--kaf-lh-body);
    color: var(--kaf-gray);
    background-color: var(--kaf-blue-dark);
    background-image: url("../img/sections/background.jpg");
    background-repeat: no-repeat;
    background-attachment: fixed;
    background-size: cover;
    background-position: center center;
    overflow-x: hidden;
    overflow-y: scroll;
}

/* ─── Wrapper (Boxed Mode) ───────────────────────────────── */
.kaf-wrapper {
    display: grid;
    grid-template-columns: var(--kaf-side-header-width) 1fr;
    grid-template-rows: 1fr auto;
    grid-template-areas:
        "header main"
        "header footer";
    max-width: var(--kaf-site-width);
    margin: 3% auto;
    background-color: var(--kaf-white);
    box-shadow: var(--kaf-shadow-box);
    min-height: 100vh;
    overflow-x: hidden;
    overflow-x: clip;
}

/* ─── Side Header ────────────────────────────────────────── */
.kaf-side-header {
    grid-area: header;
    position: sticky;
    top: 0;
    height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: var(--kaf-space-8) var(--kaf-space-5);
    background-color: var(--kaf-blue-dark);
    border-right: 1px solid rgba(255, 255, 255, 0.1);
    z-index: var(--kaf-z-sticky);
    overflow-y: auto;
}

.kaf-side-header__logo {
    margin-bottom: var(--kaf-space-8);
    text-align: center;
}

.kaf-side-header__logo-img {
    width: auto;
    max-width: 200px;
    height: auto;
}

.kaf-side-header__logo-mobile {
    display: flex;
    align-items: center;
    padding: var(--kaf-space-4);
}

.kaf-side-header__logo-mobile-img {
    width: auto;
    max-width: 180px;
    height: auto;
}

.kaf-side-header__social {
    margin-top: auto;
    padding-top: var(--kaf-space-6);
}

/* ─── Main Content ───────────────────────────────────────── */
.kaf-main {
    grid-area: main;
    min-height: 1px;
    overflow: visible;
}

/* ─── Footer ─────────────────────────────────────────────── */
.kaf-footer {
    grid-area: footer;
    background-color: var(--kaf-blue-dark);
    color: rgba(255, 255, 255, 0.7);
    padding: var(--kaf-space-7) var(--kaf-section-padding-x);
}

.kaf-footer__inner {
    max-width: var(--kaf-site-width);
    margin: 0 auto;
    text-align: center;
}

.kaf-footer__nav-list {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--kaf-space-5);
    margin-bottom: var(--kaf-space-6);
}

.kaf-footer__nav-link {
    font-family: var(--kaf-font-body);
    font-size: var(--kaf-fs-small);
    color: var(--kaf-white);
    text-transform: uppercase;
    letter-spacing: var(--kaf-ls-nav);
    transition: color var(--kaf-transition-fast);
}

.kaf-footer__nav-link:hover,
.kaf-footer__nav-link--active {
    color: var(--kaf-yellow);
}

.kaf-footer__copyright {
    font-size: var(--kaf-fs-small);
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.6;
}

.kaf-footer__copyright a {
    color: var(--kaf-yellow);
    transition: color var(--kaf-transition-fast);
}

.kaf-footer__copyright a:hover {
    color: var(--kaf-white);
}

/* ─── Section (Contenedor genérico de sección) ───────────── */
.kaf-section {
    padding: var(--kaf-section-padding-y) var(--kaf-section-padding-x);
}

/* ─── Row (Contenedor centrado) ──────────────────────────── */
.kaf-row {
    max-width: var(--kaf-site-width);
    margin: 0 auto;
}

.kaf-row::after {
    content: "";
    display: table;
    clear: both;
}

/* ─── Heading Styles ─────────────────────────────────────── */
h1, h2, .kaf-heading-1, .kaf-heading-2 {
    font-family: var(--kaf-font-heading);
    font-weight: 700;
    font-style: normal;
    color: var(--kaf-dark);
    line-height: var(--kaf-lh-heading);
    letter-spacing: var(--kaf-ls-heading);
    margin-bottom: var(--kaf-space-7);
}

h1, .kaf-heading-1 { font-size: var(--kaf-fs-h1); }
h2, .kaf-heading-2 { font-size: var(--kaf-fs-h2); }

h3, .kaf-heading-3 {
    font-family: var(--kaf-font-body);
    font-weight: 400;
    font-size: var(--kaf-fs-h3);
    color: var(--kaf-dark);
    line-height: var(--kaf-lh-nav);
    letter-spacing: var(--kaf-ls-nav);
    margin-bottom: var(--kaf-space-5);
}

p {
    margin-top: 0;
    margin-bottom: var(--kaf-space-5);
}

a {
    color: var(--kaf-coral);
    transition: color var(--kaf-transition-fast);
}

a:hover {
    color: var(--kaf-coral-hover);
}

/* ═══════════════════════════════════════════════════════════
   RESPONSIVE
   ═══════════════════════════════════════════════════════════ */

/* ─── Tablet (≤1024px) ───────────────────────────────────── */
@media screen and (max-width: 1024px) {
    .kaf-wrapper {
        grid-template-columns: 1fr;
        grid-template-areas:
            "header"
            "main"
            "footer";
        margin: 0;
        max-width: 100%;
    }

    .kaf-side-header {
        position: relative;
        height: auto;
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
        padding: var(--kaf-space-4) var(--kaf-space-5);
        border-right: none;
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        overflow: visible;
    }

    .kaf-section {
        padding: var(--kaf-space-8) var(--kaf-space-7);
    }

    .kaf-footer {
        padding: var(--kaf-space-6) var(--kaf-space-7);
    }
}

/* ─── Mobile (≤640px) ────────────────────────────────────── */
@media screen and (max-width: 640px) {
    .kaf-body {
        background-attachment: scroll;
    }

    .kaf-section {
        padding: var(--kaf-space-7) var(--kaf-space-4);
    }

    .kaf-footer__nav-list {
        flex-direction: column;
        gap: var(--kaf-space-3);
    }

    .kaf-footer {
        padding: var(--kaf-space-5) var(--kaf-space-4);
    }

    h1, .kaf-heading-1 { font-size: 36px; }
    h2, .kaf-heading-2 { font-size: 32px; }
}