/* =========================================================
   Construcciones y Mantenimientos Gambín — sistema global
   (topbar unificada, megamenú, drawer móvil, footer)
   ========================================================= */

:root {
    --gambin-cyan: #00b8e6;
    --gambin-cyan-dark: #009ec3;
    --gambin-black: #0a0a0a;
    --gambin-ink: #1a1c1c;
    --gambin-ink-soft: #3d484e;
    --gambin-mute: #6d797f;
    --gambin-line: #e2e2e2;
    --gambin-surface: #f9f9f9;
    --gambin-white: #ffffff;
    --gambin-header-h: 82px;
}

/* Reset mínimo del contenedor */
#site-header,
#site-footer {
    font-family: 'Inter', system-ui, -apple-system, "Segoe UI", sans-serif;
    color: var(--gambin-ink);
}
#site-header *,
#site-footer * {
    box-sizing: border-box;
}

/* Reservar el alto del header fijo en cada página */
body {
    padding-top: var(--gambin-header-h);
}

/* =========================================================
   HEADER
   ========================================================= */
.gambin-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: var(--gambin-white);
    border-bottom: 1px solid var(--gambin-line);
    box-shadow: 0 1px 0 rgba(0,0,0,0.02);
}

.gambin-header__bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    height: var(--gambin-header-h);
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 32px;
}

.gambin-header__brand {
    display: inline-flex;
    align-items: center;
    text-decoration: none;
    flex-shrink: 0;
}
.gambin-header__logo {
    height: 56px;
    width: auto;
    display: block;
}

/* --- Nav principal --- */
.gambin-nav {
    display: flex;
    align-items: center;
    height: 100%;
}
.gambin-nav__list {
    display: flex;
    align-items: center;
    gap: 2px;
    list-style: none;
    margin: 0;
    padding: 0;
    height: 100%;
}
.gambin-nav__list > li {
    display: flex;
    align-items: center;
    height: 100%;
    position: relative;
}

.gambin-nav__link {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    height: 100%;
    padding: 0 11px;
    font-family: 'Inter', sans-serif;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.03em;
    text-transform: uppercase;
    color: var(--gambin-ink);
    background: transparent;
    border: none;
    cursor: pointer;
    text-decoration: none;
    position: relative;
    transition: color .2s ease;
    white-space: nowrap;
}
.gambin-nav__link:hover {
    color: var(--gambin-cyan);
}
.gambin-nav__link::after {
    content: "";
    position: absolute;
    left: 11px;
    right: 11px;
    bottom: calc(50% - 13px);
    height: 2px;
    background: var(--gambin-cyan);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform .25s ease;
}
.gambin-nav__link:hover::after,
.gambin-nav__link.is-active::after {
    transform: scaleX(1);
}
.gambin-nav__link.is-active {
    color: var(--gambin-cyan);
}

.gambin-nav__caret {
    transition: transform .25s ease;
}
.gambin-nav__link--trigger[aria-expanded="true"] .gambin-nav__caret {
    transform: rotate(180deg);
}

/* --- CTA --- */
.gambin-cta {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 11px 18px;
    background: var(--gambin-black);
    color: var(--gambin-white);
    font-family: 'Inter', sans-serif;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    text-decoration: none;
    transition: background .2s ease, transform .2s ease;
    flex-shrink: 0;
    white-space: nowrap;
}
.gambin-cta:hover {
    background: var(--gambin-cyan);
    transform: translateY(-1px);
}

/* --- Hamburger --- */
.gambin-hamburger {
    display: none;
    width: 44px;
    height: 44px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: 5px;
}
.gambin-hamburger span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--gambin-ink);
    transition: transform .25s ease, opacity .2s ease;
}
.gambin-hamburger[aria-expanded="true"] span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}
.gambin-hamburger[aria-expanded="true"] span:nth-child(2) {
    opacity: 0;
}
.gambin-hamburger[aria-expanded="true"] span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* =========================================================
   MEGAMENÚ (desktop) — panel flotante centrado bajo el trigger,
   no ocupa el ancho de la ventana
   ========================================================= */
.gambin-megamenu {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translate(-50%, -8px);
    background: var(--gambin-white);
    border-top: 3px solid var(--gambin-cyan);
    border-radius: 0 0 6px 6px;
    box-shadow: 0 18px 44px rgba(10,10,10,0.16), 0 4px 10px rgba(0,184,230,0.08);
    opacity: 0;
    visibility: hidden;
    transition: opacity .2s ease, transform .2s ease, visibility .2s ease;
    pointer-events: none;
    margin-top: 0;
}
.gambin-megamenu.is-open {
    opacity: 1;
    visibility: visible;
    transform: translate(-50%, 0);
    pointer-events: auto;
}

.gambin-megamenu__inner {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.8fr);
    gap: 28px;
    width: 800px;
    max-width: calc(100vw - 80px);
    padding: 24px 28px;
}

.gambin-megamenu__list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

/* Variante Cobertura: grid 2 columnas, sin preview ni emojis */
.gambin-megamenu--zones .gambin-megamenu__inner {
    grid-template-columns: 1fr;
    width: 580px;
    max-width: calc(100vw - 80px);
    padding: 20px 24px;
}
.gambin-megamenu__zones {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 2px 12px;
}
.gambin-megamenu__zone {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    text-decoration: none;
    color: var(--gambin-ink);
    font-family: 'Inter', sans-serif;
    font-size: 13.5px;
    font-weight: 600;
    border-radius: 4px;
    transition: background .15s, color .15s;
}
.gambin-megamenu__zone:hover,
.gambin-megamenu__zone:focus-visible {
    background: #e6f8fc;
    color: var(--gambin-cyan);
    outline: none;
}
/* Punto cyan en vez del emoji 📍 */
.gambin-megamenu__zone::before {
    content: "";
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--gambin-cyan);
    flex-shrink: 0;
}
.gambin-megamenu__zone-pin { display: none; }
.gambin-megamenu__zone-tag {
    margin-left: auto;
    font-size: 9px;
    font-weight: 800;
    letter-spacing: 0.12em;
    padding: 2px 6px;
    background: var(--gambin-cyan);
    color: #fff;
    border-radius: 3px;
    text-transform: uppercase;
}
/* "Ver mapa completo" del megamenu de zonas: ocupa toda la fila */
.gambin-megamenu--zones .gambin-megamenu__all {
    grid-column: 1 / -1;
    margin-top: 6px;
    padding-top: 10px;
    border-top: 1px solid var(--gambin-line);
}
@media (max-width: 700px) {
    .gambin-megamenu__zones { grid-template-columns: 1fr; }
}

.gambin-drawer__badge {
    margin-left: 8px;
    font-size: 9px;
    font-weight: 800;
    letter-spacing: 0.12em;
    padding: 2px 6px;
    background: var(--gambin-cyan);
    color: #fff;
    border-radius: 3px;
    text-transform: uppercase;
    vertical-align: middle;
}

.gambin-megamenu__item {
    display: grid;
    grid-template-columns: 44px 1fr auto;
    grid-template-rows: auto auto;
    gap: 4px 16px;
    padding: 14px 16px;
    text-decoration: none;
    color: var(--gambin-ink);
    border-left: 3px solid transparent;
    transition: background .2s ease, border-color .2s ease;
}
.gambin-megamenu__item:hover,
.gambin-megamenu__item:focus-visible,
.gambin-megamenu__item.is-active {
    background: #f5f9fb;
    border-left-color: var(--gambin-cyan);
    outline: none;
}
.gambin-megamenu__item-icon {
    grid-column: 1;
    grid-row: 1 / span 2;
    align-self: center;
    width: 36px;
    height: 36px;
    object-fit: contain;
    transition: transform .25s ease;
}
.gambin-megamenu__item:hover .gambin-megamenu__item-icon,
.gambin-megamenu__item.is-active .gambin-megamenu__item-icon {
    transform: scale(1.06);
}
.gambin-megamenu__item-title {
    grid-column: 2;
    grid-row: 1;
    font-family: 'Montserrat', sans-serif;
    font-size: 16px;
    font-weight: 700;
    letter-spacing: -0.005em;
}
.gambin-megamenu__item-desc {
    grid-column: 2;
    grid-row: 2;
    font-size: 13px;
    color: var(--gambin-ink-soft);
    line-height: 1.45;
}
.gambin-megamenu__arrow {
    grid-column: 3;
    grid-row: 1 / span 2;
    align-self: center;
    color: var(--gambin-cyan);
    font-size: 18px;
    font-weight: 700;
    transform: translateX(-4px);
    opacity: 0;
    transition: transform .2s ease, opacity .2s ease;
}
.gambin-megamenu__item:hover .gambin-megamenu__arrow,
.gambin-megamenu__item:focus-visible .gambin-megamenu__arrow,
.gambin-megamenu__item.is-active .gambin-megamenu__arrow {
    transform: translateX(0);
    opacity: 1;
}

.gambin-megamenu__all {
    margin-top: 8px;
    padding-top: 8px;
    border-top: 1px solid var(--gambin-line);
}
.gambin-megamenu__all-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 10px 16px;
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--gambin-cyan);
    text-decoration: none;
}
.gambin-megamenu__all-link:hover {
    color: var(--gambin-cyan-dark);
}

.gambin-megamenu__preview {
    position: relative;
    overflow: hidden;
    min-height: 320px;
    background: #f3f3f4;
}
.gambin-megamenu__preview-img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: opacity .25s ease;
}

/* =========================================================
   DRAWER MÓVIL
   ========================================================= */
.gambin-drawer {
    position: fixed;
    top: var(--gambin-header-h);
    right: 0;
    bottom: 0;
    width: min(360px, 88vw);
    background: var(--gambin-white);
    border-left: 1px solid var(--gambin-line);
    box-shadow: -16px 0 32px rgba(0,0,0,0.12);
    overflow-y: auto;
    transform: translateX(100%);
    transition: transform .25s ease;
    z-index: 1001;
}
.gambin-drawer.is-open {
    transform: translateX(0);
}
.gambin-drawer__overlay {
    position: fixed;
    top: var(--gambin-header-h);
    inset: var(--gambin-header-h) 0 0 0;
    background: rgba(10,10,10,0.4);
    opacity: 0;
    visibility: hidden;
    transition: opacity .2s ease, visibility .2s ease;
    z-index: 1000;
}
.gambin-drawer__overlay.is-open {
    opacity: 1;
    visibility: visible;
}

.gambin-drawer__nav {
    display: flex;
    flex-direction: column;
    padding: 16px 0 32px;
}
.gambin-drawer__link {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 24px;
    font-family: 'Inter', sans-serif;
    font-size: 15px;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--gambin-ink);
    background: transparent;
    border: none;
    border-bottom: 1px solid var(--gambin-line);
    text-decoration: none;
    text-align: left;
    cursor: pointer;
    width: 100%;
}
.gambin-drawer__link.is-active {
    color: var(--gambin-cyan);
}
.gambin-drawer__caret {
    transition: transform .25s ease;
}
.gambin-drawer__accordion-trigger[aria-expanded="true"] .gambin-drawer__caret {
    transform: rotate(180deg);
}
.gambin-drawer__group {
    display: flex;
    flex-direction: column;
}
.gambin-drawer__sublist {
    list-style: none;
    margin: 0;
    padding: 0;
    background: #f5f9fb;
    border-bottom: 1px solid var(--gambin-line);
}
.gambin-drawer__sublist li a {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 24px 12px 28px;
    font-size: 14px;
    color: var(--gambin-ink-soft);
    text-decoration: none;
    border-bottom: 1px solid var(--gambin-line);
}
.gambin-drawer__sublist li:last-child a {
    border-bottom: none;
}
.gambin-drawer__sublist-icon {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    object-fit: contain;
    opacity: 0.85;
}
.gambin-drawer__sublist-all {
    color: var(--gambin-cyan) !important;
    font-weight: 700;
    padding-left: 36px !important;
}

.gambin-drawer__cta {
    margin: 20px 24px 16px;
    padding: 14px 22px;
    background: var(--gambin-black);
    color: var(--gambin-white);
    text-align: center;
    text-decoration: none;
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    transition: background .2s ease;
}
.gambin-drawer__cta:hover {
    background: var(--gambin-cyan);
}

.gambin-drawer__contact {
    display: flex;
    flex-direction: column;
    gap: 6px;
    padding: 0 24px;
    margin-top: 8px;
}
.gambin-drawer__contact a {
    color: var(--gambin-ink-soft);
    text-decoration: none;
    font-size: 14px;
}
.gambin-drawer__contact a:hover {
    color: var(--gambin-cyan);
}

/* =========================================================
   FOOTER
   ========================================================= */
.gambin-footer {
    background: var(--gambin-black);
    color: #d4d4d4;
    border-top: 4px solid var(--gambin-cyan);
    font-family: 'Inter', system-ui, sans-serif;
}
.gambin-footer__top {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1.3fr 0.9fr 1.2fr;
    gap: 40px;
    max-width: 1280px;
    margin: 0 auto;
    padding: 56px 40px 32px;
}
.gambin-footer__brand {
    display: flex;
    flex-direction: column;
    gap: 16px;
    max-width: 320px;
}
.gambin-footer__logo {
    height: 64px;
    width: auto;
    align-self: flex-start;
}
.gambin-footer__claim {
    font-size: 14px;
    line-height: 1.6;
    color: #b8b8b8;
    margin: 0;
}
.gambin-footer__col h4 {
    font-family: 'Montserrat', sans-serif;
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--gambin-cyan);
    margin: 0 0 16px;
}
.gambin-footer__col nav {
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.gambin-footer__col nav a {
    color: #b8b8b8;
    text-decoration: none;
    font-size: 14px;
    transition: color .2s ease;
}
.gambin-footer__col nav a:hover {
    color: var(--gambin-cyan);
}
.gambin-footer__address {
    font-style: normal;
    font-size: 14px;
    line-height: 1.6;
    color: #b8b8b8;
    margin: 0 0 12px;
}
.gambin-footer__contact {
    display: flex;
    align-items: center;
    gap: 10px;
    color: #b8b8b8;
    text-decoration: none;
    font-size: 14px;
    margin-bottom: 10px;
    transition: color .2s ease;
}
.gambin-footer__contact:hover {
    color: var(--gambin-cyan);
}
.gambin-footer__contact-icon {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
    color: var(--gambin-cyan);
}
.gambin-footer__bottom {
    border-top: 1px solid rgba(255,255,255,0.08);
    max-width: 1280px;
    margin: 0 auto;
    padding: 20px 40px;
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    justify-content: space-between;
    align-items: center;
    font-size: 12px;
    color: #888;
}
.gambin-footer__legal {
    display: flex;
    gap: 24px;
    flex-wrap: wrap;
}
.gambin-footer__legal a {
    color: #c9d1d5;
    text-decoration: none;
    font-weight: 500;
    transition: color .2s ease;
}
.gambin-footer__legal a:hover {
    color: var(--gambin-cyan);
}

/* =========================================================
   RESPONSIVE
   ========================================================= */
@media (max-width: 1024px) {
    .gambin-header__bar {
        padding: 0 24px;
    }
    .gambin-nav,
    .gambin-cta {
        display: none;
    }
    .gambin-hamburger {
        display: inline-flex;
    }
    .gambin-megamenu {
        display: none;
    }
    .gambin-footer__top {
        grid-template-columns: 1fr 1fr;
        padding: 48px 24px 24px;
        gap: 32px;
    }
    .gambin-footer__brand {
        grid-column: 1 / -1;
        max-width: none;
    }
    .gambin-footer__bottom {
        padding: 20px 24px;
    }
}

@media (max-width: 600px) {
    :root {
        --gambin-header-h: 80px;
    }
    .gambin-header__logo {
        height: 52px;
    }
    .gambin-footer__top {
        grid-template-columns: 1fr;
    }
}

/* Tablet (768px) — ajustes finos */
@media (max-width: 768px) {
    .gambin-footer__top {
        padding: 40px 22px 24px;
        gap: 28px;
    }
    .gambin-footer__col h4 {
        margin-bottom: 12px;
    }
    .gambin-footer__bottom {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
        padding: 18px 22px;
        text-align: left;
    }
    .gambin-footer__legal {
        gap: 16px;
        font-size: 13px;
    }
}

/* Móvil pequeño (480px) */
@media (max-width: 480px) {
    .gambin-header__bar { padding: 0 18px; gap: 16px; }
    .gambin-footer__top {
        grid-template-columns: 1fr;
        padding: 36px 20px 20px;
    }
    .gambin-footer__brand {
        grid-column: auto;
    }
    .gambin-footer__legal {
        flex-direction: column;
        gap: 8px;
    }
}

/* Reduce-motion */
@media (prefers-reduced-motion: reduce) {
    .gambin-megamenu,
    .gambin-drawer,
    .gambin-drawer__overlay,
    .gambin-nav__link::after,
    .gambin-megamenu__arrow,
    .gambin-nav__caret,
    .gambin-drawer__caret,
    .gambin-cta,
    .gambin-hamburger span {
        transition: none !important;
    }
}