/* ================================================================
   BALLESTA MKT — FRONTEND CSS GLOBAL
   main.css — Variables, reset, tipografía, layout, utilidades
================================================================ */

/* ─── GOOGLE FONTS (ya cargadas en header.php) ──────────────── */

/* ─── VARIABLES CORPORATIVAS ─────────────────────────────────── */
:root {
    /* Marca */
    --bm-blue:          #005B97;
    --bm-blue-dark:     #004578;
    --bm-blue-light:    #0070bb;
    --bm-cyan:          #0CA5C4;
    --bm-cyan-dark:     #0887a0;
    --bm-cyan-light:    #20c0db;

    /* Fondo / superficie */
    --bm-bg:            #ffffff;
    --bm-bg-alt:        #f8fafc;
    --bm-bg-dark:       #0f172a;
    --bm-bg-dark-2:     #1e293b;

    /* Texto */
    --bm-text:          #0f172a;
    --bm-text-muted:    #64748b;
    --bm-text-light:    #94a3b8;
    --bm-text-white:    #f1f5f9;

    /* Bordes */
    --bm-border:        #e2e8f0;
    --bm-border-dark:   #334155;

    /* Estado */
    --bm-success:       #22c55e;
    --bm-warning:       #f59e0b;
    --bm-danger:        #ef4444;

    /* Tipografía */
    --bm-font:          'Inter', system-ui, -apple-system, sans-serif;
    --bm-font-display:  'Outfit', system-ui, sans-serif;

    /* Espaciado */
    --bm-space-xs:      4px;
    --bm-space-sm:      8px;
    --bm-space-md:      16px;
    --bm-space-lg:      24px;
    --bm-space-xl:      40px;
    --bm-space-2xl:     64px;
    --bm-space-3xl:     96px;

    /* Layout */
    --bm-container:     1200px;
    --bm-header-h:      72px;

    /* Bordes redondeados */
    --bm-radius-sm:     6px;
    --bm-radius:        12px;
    --bm-radius-lg:     20px;
    --bm-radius-xl:     32px;
    --bm-radius-full:   9999px;

    /* Sombras */
    --bm-shadow-sm:     0 1px 3px rgba(0,0,0,0.08);
    --bm-shadow:        0 4px 16px rgba(0,0,0,0.10);
    --bm-shadow-lg:     0 16px 48px rgba(0,0,0,0.14);
    --bm-shadow-xl:     0 24px 64px rgba(0,0,0,0.18);

    /* Transición */
    --bm-transition:    0.2s ease;
    --bm-transition-slow: 0.4s ease;
}

/* ─── RESET MODERNO ──────────────────────────────────────────── */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

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

body {
    font-family: var(--bm-font);
    font-size: 16px;
    line-height: 1.6;
    color: var(--bm-text);
    background: var(--bm-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

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

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

ul, ol {
    list-style: none;
}

button {
    cursor: pointer;
    font-family: inherit;
    border: none;
    background: none;
}

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

/* ─── CONTAINER ──────────────────────────────────────────────── */
.container {
    width: 100%;
    max-width: var(--bm-container);
    margin-inline: auto;
    padding-inline: var(--bm-space-lg);
    box-sizing: border-box;
}

.container--narrow {
    max-width: 800px;
}

.container--wide {
    max-width: 1400px;
}

@media (max-width: 480px) {
    .container {
        padding-inline: 16px;
    }
}

/* ─── TIPOGRAFÍA ─────────────────────────────────────────────── */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--bm-font-display);
    font-weight: 700;
    line-height: 1.2;
    color: var(--bm-text);
}

h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.6rem, 4vw, 2.6rem); }
h3 { font-size: clamp(1.25rem, 3vw, 1.8rem); }
h4 { font-size: 1.25rem; }
h5 { font-size: 1.1rem; }
h6 { font-size: 1rem; }

p { margin-bottom: var(--bm-space-md); }
p:last-child { margin-bottom: 0; }

/* ─── HEADER / NAVBAR ────────────────────────────────────────── */
.bm-header {
    position: sticky;
    top: 0;
    z-index: 900;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--bm-border);
    height: var(--bm-header-h);
    display: flex;
    align-items: center;
}

.bm-nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--bm-space-lg);
    height: 100%;
}

.bm-nav__logo img {
    height: 36px;
    width: auto;
}

.bm-nav__links {
    display: flex;
    align-items: center;
    gap: var(--bm-space-xs);
    flex: 1;
    justify-content: center;
}

.bm-nav__link {
    font-size: 14.5px;
    font-weight: 500;
    color: var(--bm-text);
    padding: 6px 12px;
    border-radius: var(--bm-radius-sm);
    transition: background var(--bm-transition), color var(--bm-transition);
    white-space: nowrap;
}

.bm-nav__link:hover,
.bm-nav__link--active {
    background: var(--bm-bg-alt);
    color: var(--bm-blue);
}

/* Dropdown de servicios */
.bm-nav__dropdown {
    position: relative;
}

.bm-nav__dropdown-btn {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 14.5px;
    font-weight: 500;
    color: var(--bm-text);
    padding: 6px 12px;
    border-radius: var(--bm-radius-sm);
    transition: background var(--bm-transition), color var(--bm-transition);
}

.bm-nav__dropdown-btn:hover,
.bm-nav__dropdown-btn[aria-expanded="true"] {
    background: var(--bm-bg-alt);
    color: var(--bm-blue);
}

.bm-nav__dropdown-btn i {
    font-size: 11px;
    transition: transform var(--bm-transition);
}

.bm-nav__dropdown-btn[aria-expanded="true"] i {
    transform: rotate(180deg);
}

.bm-nav__dropdown-menu {
    position: absolute;
    top: calc(100% + 8px);
    left: 0;
    background: #ffffff;
    border: 1px solid var(--bm-border);
    border-radius: var(--bm-radius);
    box-shadow: var(--bm-shadow-lg);
    min-width: 220px;
    padding: 6px;
    opacity: 0;
    pointer-events: none;
    transform: translateY(-8px);
    transition: opacity var(--bm-transition), transform var(--bm-transition);
    z-index: 100;
}

.bm-nav__dropdown-menu.open {
    opacity: 1;
    pointer-events: all;
    transform: translateY(0);
}

.bm-nav__dropdown-link {
    display: block;
    padding: 9px 14px;
    font-size: 14px;
    font-weight: 500;
    color: var(--bm-text);
    border-radius: 8px;
    transition: background var(--bm-transition), color var(--bm-transition);
}

.bm-nav__dropdown-link:hover,
.bm-nav__dropdown-link--active {
    background: var(--bm-bg-alt);
    color: var(--bm-blue);
}

.bm-nav__actions {
    display: flex;
    align-items: center;
    gap: var(--bm-space-sm);
}

/* Hamburguesa (mobile) */
.bm-nav__hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 8px;
    border-radius: var(--bm-radius-sm);
    transition: background var(--bm-transition);
}

.bm-nav__hamburger span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--bm-text);
    border-radius: 2px;
    transition: transform var(--bm-transition), opacity var(--bm-transition);
}

.bm-nav__hamburger:hover { background: var(--bm-bg-alt); }

.bm-nav__hamburger.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.bm-nav__hamburger.open span:nth-child(2) { opacity: 0; }
.bm-nav__hamburger.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* Overlay menú móvil */
.bm-nav__overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.4);
    z-index: 850;
}

.bm-nav__overlay.open { display: block; }

/* ─── FOOTER ─────────────────────────────────────────────────── */
.bm-footer {
    background: var(--bm-bg-dark);
    color: var(--bm-text-white);
    padding: var(--bm-space-3xl) 0 var(--bm-space-lg);
    margin-top: var(--bm-space-3xl);
}

.bm-footer__grid {
    display: grid;
    grid-template-columns: 1.4fr 1fr 1fr 0.9fr 1.1fr;
    gap: var(--bm-space-lg);
    margin-bottom: var(--bm-space-xl);
}

.bm-footer__tagline {
    font-size: 13.5px;
    color: var(--bm-text-light);
    line-height: 1.5;
    margin-top: var(--bm-space-md);
    margin-bottom: var(--bm-space-lg);
}

.bm-footer__wa {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(37,211,102,0.15);
    color: #25d366;
    font-size: 13.5px;
    font-weight: 600;
    padding: 8px 16px;
    border-radius: var(--bm-radius-full);
    border: 1px solid rgba(37,211,102,0.3);
    transition: background var(--bm-transition);
}

.bm-footer__wa:hover {
    background: rgba(37,211,102,0.25);
}

.bm-footer__socials {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-top: var(--bm-space-md);
    flex-wrap: wrap;
}

.bm-footer__social-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.08);
    color: var(--bm-text-white);
    font-size: 16px;
    border: 1px solid rgba(255, 255, 255, 0.12);
    transition: all var(--bm-transition);
    text-decoration: none;
}

.bm-footer__social-link:hover {
    background: var(--bm-cyan);
    color: #000;
    border-color: var(--bm-cyan);
    transform: translateY(-3px);
    box-shadow: 0 4px 12px rgba(12, 165, 196, 0.4);
}

.bm-footer__heading {
    font-family: var(--bm-font);
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.2px;
    color: var(--bm-text-light);
    margin-bottom: var(--bm-space-md);
}

.bm-footer__list li {
    margin-bottom: 8px;
}

.bm-footer__list a {
    font-size: 13.5px;
    color: rgba(241,245,249,0.7);
    transition: color var(--bm-transition);
    display: inline-flex;
    align-items: center;
    gap: 2px;
}

.bm-footer__list a i.bi-arrow-right-short {
    font-size: 1rem;
    color: var(--bm-cyan);
    opacity: 0;
    transform: translateX(-4px);
    transition: opacity var(--bm-transition), transform var(--bm-transition);
}

.bm-footer__list a:hover {
    color: var(--bm-cyan-light);
}

.bm-footer__list a:hover i.bi-arrow-right-short {
    opacity: 1;
    transform: translateX(0);
}

.bm-footer__list--contact a {
    display: flex;
    align-items: center;
    gap: 8px;
}

.bm-footer__list--contact i {
    color: var(--bm-cyan);
    font-size: 15px;
}

.bm-footer__bottom {
    border-top: 1px solid var(--bm-border-dark);
    padding-top: var(--bm-space-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 13px;
    color: var(--bm-text-light);
}

.bm-footer__privacy {
    color: var(--bm-text-light);
    transition: color var(--bm-transition);
}

.bm-footer__privacy:hover {
    color: var(--bm-cyan-light);
}

/* ─── SECCIONES GENERALES ────────────────────────────────────── */
.bm-section {
    padding: var(--bm-space-3xl) 0;
}

.bm-section--alt {
    background: var(--bm-bg-alt);
}

.bm-section--dark {
    background: var(--bm-bg-dark);
    color: var(--bm-text-white);
}

.bm-section__header {
    text-align: center;
    max-width: 680px;
    margin: 0 auto var(--bm-space-2xl);
}

.bm-section__eyebrow {
    display: inline-block;
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--bm-cyan-dark);
    background: rgba(12,165,196,0.1);
    padding: 4px 12px;
    border-radius: var(--bm-radius-full);
    margin-bottom: var(--bm-space-md);
}

.bm-section__title {
    margin-bottom: var(--bm-space-md);
}

.bm-section__subtitle {
    font-size: 18px;
    color: var(--bm-text-muted);
    line-height: 1.6;
}

/* ─── PAGINACIÓN ─────────────────────────────────────────────── */
.bm-pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: var(--bm-space-xl) 0;
    flex-wrap: wrap;
}

.bm-pagination__btn,
.bm-pagination__num {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 40px;
    padding: 0 12px;
    border-radius: var(--bm-radius-sm);
    font-size: 14px;
    font-weight: 500;
    color: var(--bm-text);
    background: var(--bm-bg-alt);
    border: 1px solid var(--bm-border);
    transition: all var(--bm-transition);
}

.bm-pagination__btn:hover,
.bm-pagination__num:hover {
    background: var(--bm-blue);
    color: #fff;
    border-color: var(--bm-blue);
}

.bm-pagination__num--active {
    background: var(--bm-blue);
    color: #fff;
    border-color: var(--bm-blue);
    pointer-events: none;
}

.bm-pagination__dots {
    color: var(--bm-text-muted);
    padding: 0 4px;
}

/* ─── HERO GENÉRICO ──────────────────────────────────────────── */
.bm-hero {
    background: var(--bm-bg-dark);
    color: var(--bm-text-white);
    padding: calc(var(--bm-space-3xl) + var(--bm-header-h)) 0 var(--bm-space-3xl);
    position: relative;
    overflow: hidden;
}

.bm-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse 80% 60% at 50% -10%, rgba(12,165,196,0.25) 0%, transparent 70%);
    pointer-events: none;
}

.bm-hero .container {
    position: relative;
}

.bm-hero__eyebrow {
    display: inline-block;
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--bm-cyan);
    background: rgba(12,165,196,0.12);
    border: 1px solid rgba(12,165,196,0.3);
    padding: 4px 14px;
    border-radius: var(--bm-radius-full);
    margin-bottom: var(--bm-space-md);
}

.bm-hero__title {
    color: #fff;
    margin-bottom: var(--bm-space-lg);
}

.bm-hero__title span {
    color: var(--bm-cyan-light);
}

.bm-hero__subtitle {
    font-size: clamp(17px, 2.5vw, 20px);
    color: rgba(241,245,249,0.75);
    max-width: 600px;
    margin-bottom: var(--bm-space-xl);
    line-height: 1.55;
}

.bm-hero__actions {
    display: flex;
    gap: var(--bm-space-md);
    flex-wrap: wrap;
}

/* ─── UTILIDADES ─────────────────────────────────────────────── */
.bm-text-center  { text-align: center; }
.bm-text-muted   { color: var(--bm-text-muted) !important; }
.bm-text-cyan    { color: var(--bm-cyan) !important; }
.bm-text-blue    { color: var(--bm-blue) !important; }
.bm-fw-600       { font-weight: 600; }
.bm-fw-700       { font-weight: 700; }
.bm-mt-0         { margin-top: 0 !important; }
.bm-mb-0         { margin-bottom: 0 !important; }
.bm-mb-lg        { margin-bottom: var(--bm-space-lg); }
.bm-mb-xl        { margin-bottom: var(--bm-space-xl); }
.bm-visually-hidden {
    position: absolute; width: 1px; height: 1px;
    clip: rect(0,0,0,0); overflow: hidden;
}

/* ─── RESPONSIVE ─────────────────────────────────────────────── */
@media (max-width: 1280px) {
    .bm-footer__grid {
        grid-template-columns: 1fr 1fr 1fr;
    }
}

@media (max-width: 1024px) {
    .bm-footer__grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .bm-nav__links {
        position: fixed;
        top: var(--bm-header-h);
        left: 0;
        width: 280px;
        height: calc(100vh - var(--bm-header-h));
        background: #fff;
        flex-direction: column;
        align-items: flex-start;
        padding: var(--bm-space-lg);
        gap: var(--bm-space-xs);
        overflow-y: auto;
        transform: translateX(-100%);
        transition: transform var(--bm-transition-slow);
        z-index: 900;
        border-right: 1px solid var(--bm-border);
    }

    .bm-nav__links.open {
        transform: translateX(0);
    }

    .bm-nav__link,
    .bm-nav__dropdown-btn {
        width: 100%;
        justify-content: flex-start;
        padding: 10px 14px;
    }

    .bm-nav__dropdown-menu {
        position: static;
        box-shadow: none;
        border: none;
        border-left: 2px solid var(--bm-border);
        border-radius: 0;
        opacity: 1;
        pointer-events: all;
        transform: none;
        display: none;
        padding-left: 12px;
    }

    .bm-nav__dropdown-menu.open { display: block; }

    .bm-nav__hamburger { display: flex; }

    .bm-footer__grid { grid-template-columns: 1fr; }

    .bm-footer__bottom {
        flex-direction: column;
        gap: var(--bm-space-sm);
        text-align: center;
    }
}

@media (max-width: 480px) {
    .bm-hero__actions {
        flex-direction: column;
    }

    .bm-hero__actions .bm-btn {
        width: 100%;
        justify-content: center;
    }
}