/* ============================================
   FRAVI Compresores y Motores — style.css
   Paleta: Azul #0376bb / Gris #929292
   ============================================ */

/* ===== VARIABLES ===== */
:root {
    --azul: #0376bb;
    --azul-oscuro: #025a8e;
    --azul-claro: #e8f4fb;
    --gris: #929292;
    --gris-claro: #f5f6f8;
    --gris-medio: #dde1e7;
    --negro: #111111;
    --blanco: #ffffff;
    --texto: #1a1a2e;
    --texto-medio: #5a5a72;
    --sombra: 0 4px 20px rgba(0,0,0,0.07);
    --sombra-hover: 0 10px 30px rgba(3,118,187,0.18);
    --radio: 10px;
    --trans: 0.3s ease;
    --header-h: 90px;
}

/* ===== RESET ===== */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { font-family: 'Montserrat', sans-serif; color: var(--texto); background: var(--blanco); line-height: 1.6; -webkit-font-smoothing: antialiased; }
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; transition: var(--trans); }
ul { list-style: none; }

/* ===== SCROLL MARGINS — exactos al header ===== */
#inicio   { scroll-margin-top: 0; }
#nosotros { scroll-margin-top: var(--header-h); }
#marcas   { scroll-margin-top: var(--header-h); }
#servicios{ scroll-margin-top: var(--header-h); }
#refacciones { scroll-margin-top: var(--header-h); }
#contacto { scroll-margin-top: var(--header-h); }

/* ===== CONTAINER ===== */
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

/* ===== SECTION HELPERS ===== */
.section-header { text-align: center; margin-bottom: 50px; }
.section-header h2 { font-size: 2.2rem; font-weight: 800; color: var(--texto); text-transform: uppercase; letter-spacing: 1px; }
.section-header p { color: var(--texto-medio); max-width: 640px; margin: 14px auto 0; font-size: 0.97rem; }
.section-divider { width: 60px; height: 4px; background: var(--azul); margin: 14px auto 0; border-radius: 2px; }

/* Subsección headers (dentro de secciones) */
.subseccion-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
    padding-bottom: 16px;
    border-bottom: 3px solid var(--azul);
}
.subseccion-header h3 {
    font-size: 1.3rem;
    font-weight: 800;
    color: var(--texto);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}
.subseccion-header h3 i { color: var(--azul); margin-right: 8px; }
.subseccion-header--oscuro h3 { color: var(--texto); }

.subseccion-desc,
.servicio-desc {
    font-size: 0.95rem;
    color: var(--texto-medio);
    margin-bottom: 28px;
    max-width: 800px;
    line-height: 1.7;
}

/* ===== BUTTONS ===== */
.btn-primary {
    display: inline-block;
    background: var(--azul);
    color: var(--blanco);
    padding: 13px 30px;
    font-weight: 700;
    font-size: 0.9rem;
    border-radius: 6px;
    transition: var(--trans);
    border: none;
    cursor: pointer;
    font-family: 'Montserrat', sans-serif;
}
.btn-primary:hover { background: var(--azul-oscuro); transform: translateY(-2px); box-shadow: var(--sombra-hover); }

.btn-secondary {
    display: inline-block;
    background: transparent;
    color: var(--blanco);
    padding: 13px 30px;
    font-weight: 700;
    font-size: 0.9rem;
    border-radius: 6px;
    border: 2px solid rgba(255,255,255,0.7);
    transition: var(--trans);
}
.btn-secondary:hover { background: rgba(255,255,255,0.15); border-color: var(--blanco); }

.btn-blanco {
    display: inline-block;
    background: var(--blanco);
    color: var(--azul);
    padding: 13px 30px;
    font-weight: 700;
    font-size: 0.9rem;
    border-radius: 6px;
    transition: var(--trans);
    border: none;
    cursor: pointer;
    font-family: 'Montserrat', sans-serif;
}
.btn-blanco:hover { background: rgba(255,255,255,0.85); transform: translateY(-2px); }

.btn-sm {
    display: inline-block;
    background: var(--azul);
    color: var(--blanco);
    padding: 9px 20px;
    font-size: 0.83rem;
    font-weight: 700;
    border-radius: 5px;
    transition: var(--trans);
    border: none;
    cursor: pointer;
    font-family: 'Montserrat', sans-serif;
}
.btn-sm:hover { background: var(--azul-oscuro); transform: translateY(-1px); }

/* ===== HEADER ===== */
.main-header {
    background: var(--blanco);
    height: var(--header-h);
    padding: 0;
    box-shadow: 0 2px 12px rgba(0,0,0,0.08);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: box-shadow var(--trans);
    display: flex;
    align-items: center;
}
.main-header.scrolled { box-shadow: 0 4px 20px rgba(0,0,0,0.14); }
.navigation { display: flex; justify-content: space-between; align-items: center; width: 100%; }
.logo img { height: 65px; width: auto; }
.nav-links { display: flex; gap: 26px; align-items: center; }
.nav-links a { color: var(--texto); font-weight: 600; font-size: 0.88rem; padding: 4px 0; border-bottom: 2px solid transparent; }
.nav-links a:hover { color: var(--azul); border-bottom-color: var(--azul); }
.btn-cotizar {
    background: var(--azul) !important;
    color: var(--blanco) !important;
    padding: 10px 24px !important;
    border-radius: 6px !important;
    border-bottom: none !important;
}
.btn-cotizar:hover { background: var(--azul-oscuro) !important; transform: translateY(-1px); }

/* Hamburguesa */
.hamburger { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 6px; z-index: 1100; }
.hamburger span { display: block; width: 26px; height: 2px; background: var(--texto); border-radius: 2px; transition: var(--trans); }
.hamburger.is-active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.is-active span:nth-child(2) { opacity: 0; }
.hamburger.is-active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ===== HERO ===== */
.hero {
    position: relative;
    background: url('img/fondo-inicio.png') center center / cover no-repeat;
    min-height: 90vh;
    display: flex;
    align-items: center;
    color: var(--blanco);
    overflow: hidden;
}
.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(0,0,0,0.80) 0%, rgba(3,118,187,0.50) 100%);
}
.hero-content { position: relative; z-index: 1; text-align: center; padding: 60px 24px; width: 100%; }
.hero-eyebrow { font-size: 0.8rem; font-weight: 600; letter-spacing: 3px; text-transform: uppercase; color: rgba(255,255,255,0.75); margin-bottom: 16px; }
.hero h1 { font-size: clamp(3rem, 7vw, 5.5rem); font-weight: 800; line-height: 1.05; margin-bottom: 14px; text-transform: uppercase; letter-spacing: 2px; }
.hero-sub-titulo { font-size: clamp(0.95rem, 2.5vw, 1.5rem); font-weight: 600; color: var(--gris); letter-spacing: 4px; display: block; }
.hero-slogan { font-size: 1.02rem; font-style: italic; color: rgba(255,255,255,1.5); margin-bottom: 14px; }
.hero-desc { font-size: 0.97rem; max-width: 600px; margin: 0 auto 32px; color: rgba(255,255,255,0.80); line-height: 1.7; }
.hero-btns { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; margin-bottom: 48px; }
.hero-stats { display: flex; gap: 0; justify-content: center; align-items: center; flex-wrap: wrap; border-top: 1px solid rgba(255,255,255,0.2); padding-top: 30px; max-width: 520px; margin: 0 auto; }
.stat { text-align: center; padding: 0 28px; }
.stat strong { display: block; font-size: 1.75rem; font-weight: 800; color: var(--blanco); }
.stat span { font-size: 0.74rem; text-transform: uppercase; letter-spacing: 1px; color: rgba(255,255,255,0.62); }
.stat-divider { width: 1px; height: 38px; background: rgba(255,255,255,0.25); }

/* ===== NOSOTROS ===== */
.nosotros-seccion { padding: 90px 0; background: var(--blanco); }
.nosotros-grid { display: grid; grid-template-columns: 1.2fr 1fr; gap: 60px; align-items: start; }
.nosotros-historia { font-size: 1.05rem; font-weight: 600; color: var(--texto); margin-bottom: 16px; line-height: 1.7; }
.nosotros-texto p { font-size: 0.95rem; color: var(--texto-medio); margin-bottom: 20px; line-height: 1.7; }
.mvv-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin-top: 28px; }
.mvv-item { background: var(--azul-claro); border-left: 4px solid var(--azul); padding: 20px; border-radius: 0 var(--radio) var(--radio) 0; }
.mvv-item h3 { font-size: 0.93rem; font-weight: 700; color: var(--azul); margin-bottom: 8px; }
.mvv-item h3 i { margin-right: 6px; }
.mvv-item p { font-size: 0.84rem; color: var(--texto-medio); line-height: 1.6; }
.valores-columna { background: var(--gris-claro); border-radius: var(--radio); padding: 28px; }
.valores-titulo { font-size: 1rem; font-weight: 800; color: var(--azul); text-transform: uppercase; letter-spacing: 1px; margin-bottom: 22px; padding-bottom: 12px; border-bottom: 2px solid var(--azul); }
.valor-item { display: flex; gap: 14px; align-items: flex-start; margin-bottom: 18px; }
.valor-item:last-child { margin-bottom: 0; }
.valor-icon { width: 38px; height: 38px; background: var(--azul); border-radius: 50%; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.valor-icon i { color: var(--blanco); font-size: 0.95rem; }
.valor-item h4 { font-size: 0.88rem; font-weight: 700; color: var(--texto); margin-bottom: 4px; }
.valor-item p { font-size: 0.81rem; color: var(--texto-medio); line-height: 1.55; }

/* ===== MARCAS ===== */
.marcas-seccion { padding: 80px 0; background: var(--gris-claro); }

.marcas-grid {
    display: flex;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-bottom: 70px;
}
.marca-item {
    background: var(--blanco);
    border-radius: var(--radio);
    padding: 28px 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 120px;
    box-shadow: var(--sombra);
    transition: var(--trans);
}
.marca-item:hover { box-shadow: var(--sombra-hover); transform: translateY(-3px); }
.marca-item img {
    max-height: 70px;
    max-width: 100%;
    width: auto;
    object-fit: contain;
    filter: grayscale(100%);
    transition: filter var(--trans);
}
.marca-item:hover img { filter: grayscale(0%); }

/* Compresores dentro de Marcas */
.compresores-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(175px, 1fr));
    gap: 16px;
}
.compresor-card {
    background: var(--blanco);
    border-radius: var(--radio);
    border: 1px solid var(--gris-medio);
    overflow: hidden;
    transition: var(--trans);
    text-align: center;
    display: flex;
    flex-direction: column;
}
.compresor-card:hover { box-shadow: var(--sombra-hover); transform: translateY(-4px); border-color: var(--azul); }
.compresor-img {
    height: 160px;
    background: var(--gris-claro);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 16px;
    overflow: hidden;
    flex-shrink: 0;
}
.compresor-img img {
    max-height: 100%;
    max-width: 100%;
    width: auto;
    height: auto;
    object-fit: contain;
    transition: transform 0.4s ease;
}
.compresor-card:hover .compresor-img img { transform: scale(1.05); }
.compresor-info { padding: 14px 12px 18px; display: flex; flex-direction: column; align-items: center; flex-grow: 1; }
.compresor-marca { font-size: 0.7rem; font-weight: 600; color: var(--gris); text-transform: uppercase; letter-spacing: 1px; display: block; margin-bottom: 4px; }
.compresor-info h4 { font-size: 0.95rem; font-weight: 700; color: var(--texto); margin-bottom: 12px; }

/* ===== NUEVA SECCIÓN: RENTA ===== */
#renta {
    scroll-margin-top: 110px;
}

.renta-info-bloque {
    padding: 60px 0;
    background: var(--gris-claro);
    border-radius: var(--radio);
    margin-top: 40px;
    margin-bottom: 40px;

    }

/* ===== SERVICIOS ===== */
.servicios-seccion { padding: 90px 0; background: var(--blanco); }

.servicio-bloque {
    margin-bottom: 50px;
    padding: 40px;
    border-radius: 14px;
    background: var(--blanco);
    border: 1px solid var(--gris-medio);
    box-shadow: var(--sombra);
}
.servicio-bloque--claro {
    background: var(--gris-claro);
    border-color: transparent;
    box-shadow: none;
}
.servicio-bloque:last-child { margin-bottom: 0; }

/* FRAVI CARE */
.fravi-care-bloque {
    background: linear-gradient(135deg, #0376bb 0%, #025a8e 100%) !important;
    border-color: transparent !important;
    box-shadow: 0 10px 40px rgba(3,118,187,0.3) !important;
}
.fravi-care-encabezado { margin-bottom: 28px; }
.care-badge {
    display: inline-block;
    background: rgba(255,255,255,0.2);
    color: var(--blanco);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    padding: 4px 14px;
    border-radius: 20px;
    margin-bottom: 10px;
}
.fravi-care-bloque h3 {
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--blanco);
    text-transform: uppercase;
    margin-bottom: 10px;
}
.fravi-care-bloque .servicio-desc { color: rgba(255,255,255,0.88); margin-bottom: 28px; }

.care-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 14px;
    margin-bottom: 30px;
}
.care-card {
    background: rgba(255,255,255,0.15);
    border-radius: var(--radio);
    overflow: hidden;
    text-align: center;
    transition: var(--trans);
}
.care-card:hover { background: rgba(255,255,255,0.25); transform: translateY(-4px); }
.care-img {
    height: 130px;
    background: rgba(255,255,255,0.08);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}
.care-img img {
    max-height: 100%;
    max-width: 100%;
    object-fit: contain;
    filter: brightness(0) invert(1);
}
.care-card h4 { font-size: 0.8rem; font-weight: 700; color: var(--blanco); padding: 10px 8px; line-height: 1.3; }
.care-cta { text-align: center; margin-top: 10px; }

/* Reparación cards */
.reparacion-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.rep-card {
    background: var(--blanco);
    border-radius: var(--radio);
    padding: 28px 22px;
    text-align: center;
    border-top: 4px solid var(--azul);
    box-shadow: var(--sombra);
}
.rep-card i { font-size: 2rem; color: var(--azul); margin-bottom: 12px; display: block; }
.rep-card h4 { font-size: 0.95rem; font-weight: 700; color: var(--texto); margin-bottom: 8px; }
.rep-card p { font-size: 0.84rem; color: var(--texto-medio); line-height: 1.6; }

/* ===== REFACCIONES ===== */
.refacciones-seccion { padding: 90px 0; background: var(--gris-claro); }

/* Martillos */
.martillos-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.martillo-card {
    background: var(--blanco);
    border-radius: var(--radio);
    overflow: hidden;
    border: 1px solid var(--gris-medio);
    transition: var(--trans);
    display: flex;
    flex-direction: column;
}
.martillo-card:hover { box-shadow: var(--sombra-hover); transform: translateY(-4px); }
.martillo-img {
    height: 220px;
    background: var(--gris-claro);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    flex-shrink: 0;
}
.martillo-img img { max-height: 100%; max-width: 100%; object-fit: contain; }
.martillo-info { padding: 20px; flex-grow: 1; display: flex; flex-direction: column; }
.martillo-info h4 { font-size: 1rem; font-weight: 700; color: var(--texto); margin-bottom: 8px; }
.martillo-info p { font-size: 0.86rem; color: var(--texto-medio); margin-bottom: 14px; flex-grow: 1; }

/* Sandblasteo */
.sandblast-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.sandblast-card {
    background: var(--blanco);
    border-radius: var(--radio);
    overflow: hidden;
    border: 1px solid var(--gris-medio);
    text-align: center;
    transition: var(--trans);
    display: flex;
    flex-direction: column;
}
.sandblast-card:hover { box-shadow: var(--sombra-hover); transform: translateY(-4px); }
.sandblast-img {
    height: 200px;
    background: var(--gris-claro);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    flex-shrink: 0;
}
.sandblast-img img { max-height: 100%; max-width: 100%; object-fit: contain; }
.sandblast-card h4 { font-size: 0.95rem; font-weight: 700; color: var(--texto); margin: 14px 16px 6px; }
.sandblast-card p { font-size: 0.85rem; color: var(--texto-medio); margin: 0 16px 14px; flex-grow: 1; }
.sandblast-card .btn-sm { margin-bottom: 20px; }

/* Refacciones y acero grid */
.refacciones-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 20px;
}
.refaccion-card {
    background: var(--blanco);
    border-radius: var(--radio);
    border: 1px solid var(--gris-medio);
    overflow: hidden;
    transition: var(--trans);
    display: flex;
    flex-direction: column;
}
.refaccion-card:hover { box-shadow: var(--sombra-hover); transform: translateY(-4px); border-color: var(--azul); }
.refaccion-img {
    height: 180px;
    background: var(--gris-claro);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    flex-shrink: 0;
}
.refaccion-img img { max-height: 100%; max-width: 100%; object-fit: contain; }
.refaccion-info { padding: 18px; display: flex; flex-direction: column; flex-grow: 1; }
.refaccion-info h4 { font-size: 0.95rem; font-weight: 700; color: var(--texto); margin-bottom: 6px; }
.refaccion-info p { font-size: 0.84rem; color: var(--texto-medio); margin-bottom: 14px; flex-grow: 1; line-height: 1.5; }

/* ===== CONTACTO ===== */
.contacto-seccion { padding: 90px 0; background: var(--blanco); }
.contacto-grid { display: grid; grid-template-columns: 1fr 1.3fr; gap: 50px; align-items: start; }

.contacto-info-col h3 { font-size: 1.15rem; font-weight: 700; color: var(--texto); margin-bottom: 24px; }
.datos-lista li { display: flex; align-items: flex-start; gap: 14px; margin-bottom: 18px; }
.dato-icon {
    width: 42px; height: 42px;
    background: var(--azul-claro);
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    flex-shrink: 0;
}
.dato-icon i { color: var(--azul); font-size: 1rem; }
.dato-label { display: block; font-size: 0.72rem; font-weight: 700; color: var(--gris); text-transform: uppercase; letter-spacing: 1px; margin-bottom: 2px; }
.datos-lista a { color: var(--texto); font-weight: 600; font-size: 0.92rem; }
.datos-lista a:hover { color: var(--azul); }
.datos-lista span { color: var(--texto); font-size: 0.92rem; line-height: 1.5; }
.mapa-container { margin-top: 24px; border-radius: var(--radio); overflow: hidden; box-shadow: var(--sombra); }

/* Formulario */
.contacto-form { background: var(--gris-claro); border-radius: 14px; padding: 36px 32px; box-shadow: var(--sombra); }
.contacto-form h3 { font-size: 1.15rem; font-weight: 700; color: var(--texto); margin-bottom: 22px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.form-group { margin-bottom: 14px; }
.form-group label { display: block; margin-bottom: 5px; font-size: 0.82rem; font-weight: 700; color: var(--texto); }
.form-group label span { color: #e74c3c; }
.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 11px 14px;
    border: 1.5px solid var(--gris-medio);
    border-radius: 6px;
    font-size: 0.92rem;
    font-family: 'Montserrat', sans-serif;
    color: var(--texto);
    background: var(--blanco);
    transition: border-color var(--trans);
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus { outline: none; border-color: var(--azul); }
.form-group textarea { resize: vertical; min-height: 110px; }

.btn-submit {
    width: 100%;
    padding: 14px;
    background: var(--azul);
    color: var(--blanco);
    font-weight: 700;
    font-size: 0.95rem;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    transition: var(--trans);
    font-family: 'Montserrat', sans-serif;
}
.btn-submit:hover { background: var(--azul-oscuro); transform: translateY(-2px); box-shadow: var(--sombra-hover); }
.form-legal { font-size: 0.73rem; color: #999; text-align: center; margin-top: 12px; line-height: 1.5; }

/* ===== FOOTER ===== */
.main-footer { background: var(--negro); color: rgba(255,255,255,0.8); padding-top: 55px; }
.footer-inner { display: grid; grid-template-columns: 2fr 1fr 1.4fr; gap: 48px; padding-bottom: 48px; border-bottom: 1px solid rgba(255,255,255,0.1); }
.footer-brand img { filter: brightness(0) invert(1); height: 55px; margin-bottom: 16px; }
.footer-slogan { font-size: 0.87rem; color: rgba(255,255,255,0.62); line-height: 1.7; font-style: italic; }
.footer-web { font-size: 0.8rem; color: var(--azul); margin-top: 8px; }
.footer-nav h4, .footer-contact h4 { font-size: 0.8rem; font-weight: 700; text-transform: uppercase; letter-spacing: 2px; color: var(--azul); margin-bottom: 18px; }
.footer-nav ul li, .footer-contact ul li { margin-bottom: 10px; font-size: 0.88rem; }
.footer-nav a:hover { color: var(--azul); }
.footer-contact ul li { display: flex; align-items: flex-start; gap: 10px; }
.footer-contact i { color: var(--azul); font-size: 0.87rem; margin-top: 3px; flex-shrink: 0; }
.footer-contact a:hover { color: var(--azul); }
.footer-bottom { padding: 18px 0; }
.footer-bottom .container { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 8px; }
.footer-bottom p { font-size: 0.77rem; color: rgba(255,255,255,0.38); }

/* ===== WHATSAPP ===== */
.whatsapp-btn {
    position: fixed; bottom: 28px; right: 28px;
    width: 58px; height: 58px;
    background: #25d366;
    border-radius: 50%;
    display: flex; justify-content: center; align-items: center;
    box-shadow: 0 4px 16px rgba(0,0,0,0.25);
    z-index: 999;
    transition: var(--trans);
}
.whatsapp-btn:hover { transform: scale(1.1); }
.whatsapp-btn i { font-size: 1.9rem; color: var(--blanco); }

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
    .nosotros-grid { grid-template-columns: 1fr; }
    .marcas-grid { grid-template-columns: repeat(3, 1fr); }
    .compresores-grid { grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); }
    .care-grid { grid-template-columns: repeat(3, 1fr); }
    .contacto-grid { grid-template-columns: 1fr; }
    .footer-inner { grid-template-columns: 1fr 1fr; }
    .footer-brand { grid-column: 1 / -1; }
}

@media (max-width: 768px) {
    :root { --header-h: 80px; }
    .hamburger { display: flex; }
    .nav-links {
        position: fixed; top: 0; right: -100%;
        height: 100vh; width: 72%; max-width: 300px;
        background: var(--negro); flex-direction: column;
        justify-content: center; gap: 28px;
        padding: 40px; transition: right 0.35s ease; z-index: 1050;
    }
    .nav-links.nav-open { right: 0; }
    .nav-links a { color: var(--blanco); font-size: 1rem; }
    .nav-links a:hover { color: var(--azul); border-bottom-color: var(--azul); }
    .btn-cotizar { background: var(--azul) !important; }

    .hero { min-height: 100svh; }
    .stat { padding: 0 12px; }
    .stat-divider { display: none; }

    .nosotros-seccion, .marcas-seccion, .servicios-seccion,
    .refacciones-seccion, .contacto-seccion { padding: 60px 0; }

    .mvv-grid { grid-template-columns: 1fr; }
    .marcas-grid { grid-template-columns: repeat(2, 1fr); }
    .compresores-grid { grid-template-columns: repeat(2, 1fr); }
    .martillos-grid { grid-template-columns: 1fr; }
    .sandblast-grid { grid-template-columns: 1fr; }
    .reparacion-cards { grid-template-columns: 1fr; }
    .care-grid { grid-template-columns: repeat(2, 1fr); }
    .refacciones-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-inner { grid-template-columns: 1fr; gap: 28px; }
    .footer-bottom .container { flex-direction: column; text-align: center; }
    .form-row { grid-template-columns: 1fr; }
    .section-header h2 { font-size: 1.8rem; }
    .servicio-bloque { padding: 24px 20px; }
}

@media (max-width: 480px) {
    .hero-btns { flex-direction: column; align-items: center; }
    .compresores-grid { grid-template-columns: 1fr 1fr; }
    .care-grid { grid-template-columns: 1fr 1fr; }
    .marcas-grid { grid-template-columns: repeat(2, 1fr); }
    .refacciones-grid { grid-template-columns: 1fr; }
    .contacto-form { padding: 22px 16px; }
}

@media (max-width: 1024px) {
    .marcas-grid {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .marcas-grid {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .marcas-grid {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
    }
}


@media (min-width: 1025px) and (max-width: 1280px) {

    :root { --header-h: 82px; }

    .container { padding: 0 36px; }

    /* Nav */
    .nav-links { gap: 18px; }
    .nav-links a { font-size: 0.83rem; }
    .btn-cotizar { padding: 9px 18px !important; }

    /* Hero */
    .hero h1 { font-size: clamp(2.8rem, 5vw, 4.2rem); }
    .hero-desc { font-size: 0.93rem; }

    /* Nosotros */
    .nosotros-grid { gap: 40px; }
    .mvv-grid { gap: 14px; }

    /* Marcas / Compresores */
    .marcas-grid {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
    }
    .compresores-grid {
        grid-template-columns: repeat(auto-fill, minmax(155px, 1fr));
    }

    /* Servicios */
    .servicio-bloque { padding: 32px; }
    .care-grid { grid-template-columns: repeat(5, 1fr); gap: 12px; }
    .care-img { height: 115px; }
    .fravi-care-bloque h3 { font-size: 1.6rem; }
    .reparacion-cards { grid-template-columns: repeat(3, 1fr); }

    /* Refacciones */
    .martillos-grid { grid-template-columns: repeat(3, 1fr); }
    .sandblast-grid { grid-template-columns: repeat(3, 1fr); }
    .refacciones-grid { grid-template-columns: repeat(auto-fill, minmax(210px, 1fr)); }

    /* Contacto */
    .contacto-grid { gap: 36px; }
    .contacto-form { padding: 30px 26px; }

    /* Footer */
    .footer-inner { gap: 36px; }
}

@media (min-width: 769px) and (max-width: 1024px) {

    /* Servicios */
    .care-grid { grid-template-columns: repeat(3, 1fr); gap: 12px; }
    .care-img { height: 120px; }
    .reparacion-cards { grid-template-columns: repeat(3, 1fr); }
    .martillos-grid { grid-template-columns: repeat(2, 1fr); }
    .sandblast-grid { grid-template-columns: repeat(2, 1fr); }

    /* Contacto */
    .contacto-grid { gap: 36px; }

    /* Hero stats */
    .stat { padding: 0 20px; }

    /* Renta */
    .renta-info-bloque { padding: 50px 0; }
}


@media (min-width: 601px) and (max-width: 768px) {

    /* En tablet los martillos y sandblast se ven mejor en 2 col */
    .martillos-grid { grid-template-columns: repeat(2, 1fr); }
    .sandblast-grid { grid-template-columns: repeat(2, 1fr); }

    /* Care: 3 columnas caben bien en tablet vertical */
    .care-grid { grid-template-columns: repeat(3, 1fr); }
    .care-img { height: 115px; }

    /* Reparación: 2 col en lugar de 1 */
    .reparacion-cards { grid-template-columns: repeat(2, 1fr); }

    /* Refacciones: 3 col */
    .refacciones-grid { grid-template-columns: repeat(3, 1fr); }

    /* Iframe del mapa */
    .mapa-container iframe { height: 260px; }

    /* Formulario: los pares de campos caben bien */
    .form-row { grid-template-columns: 1fr 1fr; }

    /* Hero stats */
    .stat { padding: 0 16px; }
    .stat strong { font-size: 1.55rem; }
    .stat-divider { display: block; }
}


@media (min-width: 481px) and (max-width: 600px) {

    :root { --header-h: 72px; }

    .logo img { height: 52px; }
    .container { padding: 0 20px; }

    /* Secciones */
    .nosotros-seccion,
    .marcas-seccion,
    .servicios-seccion,
    .refacciones-seccion,
    .contacto-seccion { padding: 55px 0; }

    /* Títulos */
    .section-header h2 { font-size: 1.7rem; }

    /* Hero */
    .hero { min-height: 100svh; }
    .hero-content { padding: 52px 20px; }
    .hero-btns { flex-direction: row; justify-content: center; }
    .hero-stats { padding-top: 26px; }
    .stat { padding: 0 14px; }
    .stat strong { font-size: 1.45rem; }
    .stat-divider { display: block; }

    /* Nosotros */
    .mvv-grid { grid-template-columns: 1fr; gap: 14px; }
    .valores-columna { padding: 22px; }

    /* Marcas */
    .marcas-grid {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 14px;
    }
    .compresores-grid { grid-template-columns: repeat(2, 1fr); }
    .compresor-img { height: 145px; }

    /* Servicios */
    .servicio-bloque { padding: 26px 20px; }
    .fravi-care-bloque h3 { font-size: 1.55rem; }
    .care-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; }
    .care-img { height: 115px; }
    .reparacion-cards { grid-template-columns: repeat(2, 1fr); }

    /* Refacciones */
    .martillos-grid { grid-template-columns: repeat(2, 1fr); }
    .sandblast-grid { grid-template-columns: repeat(2, 1fr); }
    .refacciones-grid { grid-template-columns: repeat(2, 1fr); }

    /* Contacto */
    .form-row { grid-template-columns: 1fr; }
    .contacto-form { padding: 28px 22px; }
    .mapa-container iframe { height: 230px; }

    /* Footer */
    .footer-inner { grid-template-columns: 1fr; gap: 28px; }
    .footer-bottom .container { flex-direction: column; text-align: center; }

    /* Renta */
    .renta-info-bloque { padding: 40px 0; margin-top: 22px; margin-bottom: 22px; }
}


@media (min-width: 381px) and (max-width: 480px) {

    .container { padding: 0 18px; }

    /* Hero */
    .hero-content { padding: 48px 18px; }
    .hero-desc { font-size: 0.91rem; }
    .hero-stats { padding-top: 22px; }
    .stat { padding: 0 10px; }
    .stat strong { font-size: 1.3rem; }
    .stat span { font-size: 0.68rem; }

    /* Nosotros */
    .nosotros-historia { font-size: 0.96rem; }
    .mvv-grid { grid-template-columns: 1fr; }
    .valores-columna { padding: 20px; }

    /* Servicios */
    .servicio-bloque { padding: 22px 18px; }
    .fravi-care-bloque h3 { font-size: 1.45rem; }
    .care-img { height: 105px; }
    .care-card h4 { font-size: 0.76rem; }
    .reparacion-cards { grid-template-columns: 1fr; }

    /* Refacciones */
    .martillos-grid { grid-template-columns: 1fr; }
    .sandblast-grid { grid-template-columns: 1fr; }

    /* Contacto */
    .mapa-container iframe { height: 210px; }
    .datos-lista li { gap: 12px; }

    /* Renta */
    .renta-info-bloque { padding: 36px 0; margin-top: 18px; margin-bottom: 18px; }

    /* Footer */
    .footer-brand img { height: 48px; }
}


@media (max-width: 380px) {

    :root { --header-h: 66px; }

    .logo img { height: 44px; }
    .container { padding: 0 14px; }

    /* Secciones */
    .nosotros-seccion,
    .marcas-seccion,
    .servicios-seccion,
    .refacciones-seccion,
    .contacto-seccion { padding: 44px 0; }

    /* Títulos */
    .section-header h2 { font-size: 1.35rem; letter-spacing: 0.5px; }
    .section-header p   { font-size: 0.86rem; }

    /* Hero */
    .hero-content { padding: 38px 14px; }
    .hero-eyebrow { font-size: 0.68rem; letter-spacing: 2px; }
    .hero h1 { font-size: 2.2rem; letter-spacing: 1px; }
    .hero-sub-titulo { font-size: 0.82rem; letter-spacing: 2px; }
    .hero-slogan { font-size: 0.85rem; }
    .hero-desc { font-size: 0.86rem; margin-bottom: 26px; }
    .hero-btns {
        flex-direction: column;
        align-items: stretch;
        gap: 12px;
    }
    .btn-primary,
    .btn-secondary { text-align: center; padding: 12px 16px; font-size: 0.86rem; }
    .hero-stats { padding-top: 20px; }
    .stat { padding: 0 8px; }
    .stat strong { font-size: 1.15rem; }
    .stat span { font-size: 0.62rem; letter-spacing: 0.5px; }
    .stat-divider { display: none; }

    /* Nosotros */
    .nosotros-historia { font-size: 0.93rem; }
    .mvv-grid { grid-template-columns: 1fr; gap: 12px; }
    .mvv-item { padding: 16px; }
    .valores-columna { padding: 18px; }
    .valor-item { gap: 10px; }
    .valor-icon { width: 32px; height: 32px; }
    .valor-icon i { font-size: 0.82rem; }

    /* Marcas */
    .marcas-grid {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
        margin-bottom: 40px;
    }
    .marca-item { padding: 18px 12px; min-height: 86px; }
    .marca-item img { max-height: 48px; }

    /* Compresores */
    .compresores-grid { grid-template-columns: 1fr 1fr; gap: 10px; }
    .compresor-img { height: 115px; }
    .compresor-info h4 { font-size: 0.8rem; }
    .compresor-marca { font-size: 0.65rem; }

    /* Servicios */
    .servicio-bloque { padding: 18px 14px; }
    .subseccion-header h3 { font-size: 1rem; }
    .fravi-care-bloque h3 { font-size: 1.3rem; }
    .care-badge { font-size: 0.66rem; }
    .care-grid { grid-template-columns: 1fr 1fr; gap: 8px; }
    .care-img { height: 95px; padding: 14px; }
    .care-card h4 { font-size: 0.7rem; padding: 8px 6px; }
    .reparacion-cards { grid-template-columns: 1fr; }
    .rep-card { padding: 22px 16px; }
    .rep-card i { font-size: 1.7rem; }

    /* Refacciones */
    .martillos-grid { grid-template-columns: 1fr; }
    .sandblast-grid { grid-template-columns: 1fr; }
    .sandblast-img { height: 170px; }
    .refacciones-grid { grid-template-columns: 1fr; }
    .refaccion-img { height: 150px; }

    /* Renta */
    .renta-info-bloque { padding: 32px 0; margin-top: 16px; margin-bottom: 16px; }

    /* Contacto */
    .contacto-form { padding: 18px 14px; }
    .form-row { grid-template-columns: 1fr; }
    .form-group input,
    .form-group select,
    .form-group textarea { font-size: 0.88rem; padding: 10px 12px; }
    .btn-submit { font-size: 0.88rem; padding: 13px; }
    .mapa-container iframe { height: 200px; }
    .dato-icon { width: 36px; height: 36px; }
    .dato-icon i { font-size: 0.88rem; }
    .datos-lista a,
    .datos-lista span { font-size: 0.85rem; }

    /* Footer */
    .footer-inner { gap: 20px; }
    .footer-brand img { height: 40px; }
    .footer-slogan { font-size: 0.82rem; }
    .footer-nav ul li,
    .footer-contact ul li { font-size: 0.82rem; }

    /* WhatsApp flotante */
    .whatsapp-btn { bottom: 16px; right: 16px; width: 50px; height: 50px; }
    .whatsapp-btn i { font-size: 1.6rem; }
}