/* ================================================================
   MAQUINARIAHUB — Custom CSS
   Autor: MaquinariaHub
   Bootstrap 5.3 + Barlow Condensed + Font Awesome + Lineicons
================================================================ */

/* ----------------------------------------------------------------
   1. VARIABLES CSS (Design Tokens)
---------------------------------------------------------------- */
:root {
    /* Colores corporativos */
    --color-primary:        #114179;
    --color-primary-dark:   #0a2744;
    --color-primary-light:  #1a5ca8;
    --color-accent:         #ea6311;
    --color-accent-dark:    #c4510d;
    --color-accent-light:   #f07c38;
    --color-dark:           #0a1b46;
    --color-dark-2:         #07132f;
    --color-white:          #ffffff;
    --color-light:          #f5f7fb;
    --color-light-2:        #eef1f7;
    --color-gray:           #6c757d;
    --color-gray-light:     #adb5bd;
    --color-border:         rgba(255, 255, 255, 0.12);
    --color-border-dark:    rgba(0, 0, 0, 0.08);

    /* Tipografía */
    --font-main:            'Barlow Condensed', sans-serif;

    /* Sombras */
    --shadow-xs:            0 1px 4px rgba(0, 0, 0, 0.08);
    --shadow-sm:            0 2px 10px rgba(0, 0, 0, 0.10);
    --shadow-md:            0 4px 24px rgba(0, 0, 0, 0.14);
    --shadow-lg:            0 8px 48px rgba(0, 0, 0, 0.18);
    --shadow-xl:            0 16px 64px rgba(0, 0, 0, 0.22);
    --shadow-accent:        0 6px 24px rgba(234, 99, 17, 0.35);
    --shadow-primary:       0 6px 24px rgba(17, 65, 121, 0.35);

    /* Radios */
    --radius-xs:            4px;
    --radius-sm:            8px;
    --radius-md:            14px;
    --radius-lg:            20px;
    --radius-xl:            28px;
    --radius-full:          9999px;

    /* Transiciones */
    --transition-fast:      0.15s ease;
    --transition:           0.28s ease;
    --transition-slow:      0.45s ease;

    /* Espaciado de secciones */
    --section-py:           80px;
}


/* ----------------------------------------------------------------
   2. RESET & BASE
---------------------------------------------------------------- */
*, *::before, *::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-main);
    color: #1a2340;
    background: #ffffff;
    overflow-x: hidden;
    letter-spacing: 0.01em;
}

/* Color utilities personalizadas */
.text-accent         { color: var(--color-accent) !important; }
.text-primary-custom { color: var(--color-primary) !important; }
.bg-accent           { background-color: var(--color-accent) !important; }

/* Enlace estándar */
a {
    text-decoration: none;
    color: inherit;
    transition: color var(--transition-fast);
}

img { max-width: 100%; height: auto; }

/* Selección de texto */
::selection {
    background: var(--color-accent);
    color: #fff;
}

/* Scrollbar personalizada */
::-webkit-scrollbar { width: 7px; }
::-webkit-scrollbar-track { background: #f1f3f7; }
::-webkit-scrollbar-thumb {
    background: var(--color-primary);
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover { background: var(--color-accent); }


/* ----------------------------------------------------------------
   3. ANNOUNCEMENT BAR
---------------------------------------------------------------- */
.announcement-bar {
    background: var(--color-dark);
    color: rgba(255, 255, 255, 0.9);
    padding: 9px 0;
    font-size: 0.82rem;
    font-weight: 500;
    letter-spacing: 0.03em;
    text-align: center;
}

.ann-link {
    color: var(--color-accent-light);
    font-weight: 700;
    border-bottom: 1px dashed rgba(234, 99, 17, 0.5);
    transition: color var(--transition-fast);
}
.ann-link:hover { color: #fff; border-bottom-color: #fff; }


/* ----------------------------------------------------------------
   4. NAVBAR
---------------------------------------------------------------- */
#mainNavbar {
    background: #ffffff !important;
    padding: 10px 0;
    border-bottom: 1px solid rgba(0, 0, 0, 0.08);
    transition: box-shadow var(--transition), padding var(--transition);
    z-index: 1030;
}

#mainNavbar.scrolled {
    padding: 6px 0;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.10);
}

.navbar-logo {
    height: 80px;
    width: auto;
    transition: opacity var(--transition);
}
.navbar-logo:hover { opacity: 0.85; }

/* Links */
#mainNavbar .nav-link {
    font-family: var(--font-main);
    font-size: 1.3rem;
    font-weight: 600;
    color: #1a2340 !important;
    letter-spacing: 0.04em;
    padding: 6px 14px !important;
    border-radius: var(--radius-xs);
    transition: color var(--transition-fast), background var(--transition-fast);
    text-transform: uppercase;
}
#mainNavbar .nav-link:hover,
#mainNavbar .nav-link.active {
    color: var(--color-primary) !important;
    background: rgba(17, 65, 121, 0.07);
}

/* Dropdown */
.nav-dropdown {
    background: #ffffff;
    border: 1px solid rgba(0, 0, 0, 0.10);
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-lg);
    min-width: 220px;
    padding: 8px 0;
}
.nav-dropdown .dropdown-item {
    font-family: var(--font-main);
    font-size: 0.97rem;
    font-weight: 500;
    color: #1a2340;
    padding: 9px 20px;
    transition: background var(--transition-fast), color var(--transition-fast);
}
.nav-dropdown .dropdown-item:hover {
    background: rgba(17, 65, 121, 0.07);
    color: var(--color-primary);
}
.nav-dropdown .dropdown-divider {
    border-color: rgba(0, 0, 0, 0.08);
}

/* Login link */
.nav-login-link {
    font-family: var(--font-main);
    font-size: 0.97rem;
    font-weight: 600;
    color: #1a2340 !important;
    letter-spacing: 0.03em;
    transition: color var(--transition-fast);
}
.nav-login-link:hover { color: var(--color-primary) !important; }

/* CTA Navbar: Anúnciate */
.btn-anunciate {
    font-family: var(--font-main);
    font-size: 1rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    background: var(--color-accent);
    color: #fff !important;
    border: 2px solid var(--color-accent);
    border-radius: var(--radius-full);
    padding: 8px 22px;
    transition: background var(--transition), transform var(--transition-fast), box-shadow var(--transition);
    box-shadow: 0 4px 16px rgba(234, 99, 17, 0.35);
}
.btn-anunciate:hover {
    background: var(--color-accent-dark);
    border-color: var(--color-accent-dark);
    transform: translateY(-2px);
    box-shadow: 0 6px 24px rgba(234, 99, 17, 0.5);
}

/* Toggler */
.navbar-toggler {
    border-color: rgba(0, 0, 0, 0.2);
    padding: 6px 10px;
}
.navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(26, 35, 64, 0.85)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}


/* ----------------------------------------------------------------
   5. HERO CAROUSEL
---------------------------------------------------------------- */

/* Fondo cross-hatch industrial para slides */
.hero-slide {
    min-height: 88vh;
    display: flex;
    align-items: center;
    position: relative;
    padding: 80px 0 60px;
    overflow: hidden;
}

/* Slide 1: Compra — Azul profundo + imagen */
.hero-slide-buy {
    background-color: var(--color-dark);
    background-image:
        linear-gradient(135deg,
            rgba(10, 27, 70, 0.94) 0%,
            rgba(17, 65, 121, 0.90) 55%,
            rgba(10, 27, 70, 0.96) 100%),
        repeating-linear-gradient(
            -55deg,
            rgba(255,255,255,0.02) 0px,
            rgba(255,255,255,0.02) 1px,
            transparent 1px,
            transparent 22px
        ),
        repeating-linear-gradient(
            35deg,
            rgba(255,255,255,0.015) 0px,
            rgba(255,255,255,0.015) 1px,
            transparent 1px,
            transparent 22px
        ),
        url('../img/slider/1.avif');
    background-size: cover;
    background-position: center center;
    background-repeat: no-repeat;
}

/* Slide 2: Renta — Azul corporativo + brillante + imagen */
.hero-slide-rent {
    background-color: var(--color-primary);
    background-image:
        linear-gradient(135deg,
            rgba(17, 65, 121, 0.93) 0%,
            rgba(26, 92, 168, 0.88) 45%,
            rgba(10, 39, 68, 0.96) 100%),
        repeating-linear-gradient(
            -55deg,
            rgba(255,255,255,0.02) 0px,
            rgba(255,255,255,0.02) 1px,
            transparent 1px,
            transparent 22px
        ),
        repeating-linear-gradient(
            35deg,
            rgba(255,255,255,0.015) 0px,
            rgba(255,255,255,0.015) 1px,
            transparent 1px,
            transparent 22px
        ),
        url('../img/slider/2.avif');
    background-size: cover;
    background-position: center center;
    background-repeat: no-repeat;
}

/* Slide 3: Publica — Toque de naranja + imagen */
.hero-slide-publish {
    background-color: var(--color-dark);
    background-image:
        linear-gradient(135deg,
            rgba(10, 39, 68, 0.95) 0%,
            rgba(17, 65, 121, 0.91) 40%,
            rgba(234, 99, 17, 0.50) 100%),
        repeating-linear-gradient(
            -55deg,
            rgba(255,255,255,0.02) 0px,
            rgba(255,255,255,0.02) 1px,
            transparent 1px,
            transparent 22px
        ),
        repeating-linear-gradient(
            35deg,
            rgba(255,255,255,0.015) 0px,
            rgba(255,255,255,0.015) 1px,
            transparent 1px,
            transparent 22px
        ),
        url('../img/slider/3.avif');
    background-size: cover;
    background-position: center center;
    background-repeat: no-repeat;
}

/* Decoración de la esquina superior derecha */
.hero-slide::before {
    content: '';
    position: absolute;
    top: -80px;
    right: -80px;
    width: 400px;
    height: 400px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(255,255,255,0.04) 0%, transparent 70%);
    pointer-events: none;
}

/* Badge estilo pill */
.hero-badge-pill {
    display: inline-flex;
    align-items: center;
    font-family: var(--font-main);
    font-size: 0.9rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: #fff;
    background: rgba(255, 255, 255, 0.12);
    border: 1px solid rgba(255, 255, 255, 0.25);
    border-radius: var(--radius-full);
    padding: 7px 18px;
    margin-bottom: 24px;
    backdrop-filter: blur(6px);
    animation: fadeInDown 0.6s ease both;
}
.badge-pill-rent   { background: rgba(26, 92, 168, 0.3); border-color: rgba(26, 92, 168, 0.5); }
.badge-pill-publish { background: rgba(234, 99, 17, 0.25); border-color: rgba(234, 99, 17, 0.4); }

/* Título principal del hero */
.hero-title {
    font-family: var(--font-main);
    font-size: clamp(3rem, 7vw, 5.5rem);
    font-weight: 900;
    line-height: 1.0;
    color: #ffffff;
    letter-spacing: -0.01em;
    margin-bottom: 22px;
    animation: fadeInUp 0.7s ease 0.1s both;
}

/* Texto con glow de acento */
.text-accent-glow {
    color: var(--color-accent);
    text-shadow: 0 0 40px rgba(234, 99, 17, 0.5);
}

/* Subtítulo */
.hero-subtitle {
    font-family: var(--font-main);
    font-size: clamp(1.05rem, 2.5vw, 1.35rem);
    font-weight: 400;
    color: rgba(255, 255, 255, 0.8);
    max-width: 520px;
    line-height: 1.55;
    margin-bottom: 32px;
    animation: fadeInUp 0.7s ease 0.2s both;
}

/* Botones del hero */
.hero-cta-group {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    margin-bottom: 28px;
    animation: fadeInUp 0.7s ease 0.3s both;
}

.btn-hero-primary {
    font-family: var(--font-main);
    font-size: 1.05rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    background: var(--color-accent);
    color: #fff;
    border: 2px solid var(--color-accent);
    border-radius: var(--radius-full);
    padding: 14px 32px;
    transition: all var(--transition);
    box-shadow: var(--shadow-accent);
}
.btn-hero-primary:hover {
    background: var(--color-accent-dark);
    border-color: var(--color-accent-dark);
    color: #fff;
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(234, 99, 17, 0.5);
}

.btn-hero-secondary {
    font-family: var(--font-main);
    font-size: 1.05rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    background: transparent;
    color: #fff;
    border: 2px solid rgba(255, 255, 255, 0.5);
    border-radius: var(--radius-full);
    padding: 14px 32px;
    transition: all var(--transition);
}
.btn-hero-secondary:hover {
    background: rgba(255, 255, 255, 0.12);
    border-color: rgba(255, 255, 255, 0.8);
    color: #fff;
    transform: translateY(-3px);
}

/* Slide 3 primary CTA (override to accent pulse) */
.btn-hero-accent {
    animation: pulse-accent 2.5s infinite;
}

/* Trust badges */
.hero-trust-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 18px;
    animation: fadeInUp 0.7s ease 0.4s both;
}
.hero-trust-badges span {
    font-family: var(--font-main);
    font-size: 0.85rem;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.7);
    letter-spacing: 0.04em;
}
.hero-trust-badges span i { color: var(--color-accent); }

/* Showcase de ícono del hero (lado derecho) */
.hero-icon-showcase {
    position: relative;
    width: 320px;
    height: 320px;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: fadeIn 0.8s ease 0.3s both;
}

.hero-icon-ring {
    position: absolute;
    border-radius: 50%;
    border: 1px solid rgba(255, 255, 255, 0.08);
    animation: rotate-slow 20s linear infinite;
}
.ring-1 { width: 320px; height: 320px; }
.ring-2 { width: 240px; height: 240px; border-width: 2px; border-color: rgba(255,255,255,0.12); animation-direction: reverse; animation-duration: 15s; }
.ring-3 { width: 170px; height: 170px; border-color: rgba(255,255,255,0.18); animation-duration: 10s; }

.ring-accent.ring-1 { border-color: rgba(234, 99, 17, 0.15); }
.ring-accent.ring-2 { border-color: rgba(234, 99, 17, 0.25); }
.ring-accent.ring-3 { border-color: rgba(234, 99, 17, 0.35); }

.hero-main-icon {
    font-size: 5.5rem;
    color: rgba(255, 255, 255, 0.18);
    z-index: 2;
    filter: drop-shadow(0 0 20px rgba(255,255,255,0.1));
}
.icon-accent {
    color: rgba(234, 99, 17, 0.4);
    filter: drop-shadow(0 0 20px rgba(234, 99, 17, 0.3));
}

/* Burbujas de stats */
.hero-bubble {
    position: absolute;
    background: rgba(255, 255, 255, 0.12);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.2);
    border-radius: var(--radius-md);
    padding: 10px 16px;
    text-align: center;
    z-index: 3;
    min-width: 90px;
}
.bubble-tl { top: 30px; left: -10px; animation: float 4s ease-in-out infinite; }
.bubble-br { bottom: 30px; right: -10px; animation: float 4s ease-in-out infinite reverse; }
.bubble-accent { background: rgba(234, 99, 17, 0.2); border-color: rgba(234, 99, 17, 0.35); }

.bubble-num {
    display: block;
    font-family: var(--font-main);
    font-size: 1.4rem;
    font-weight: 800;
    color: #fff;
    line-height: 1;
}
.bubble-lbl {
    display: block;
    font-size: 0.7rem;
    font-weight: 600;
    color: rgba(255,255,255,0.7);
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

/* Controles del carrusel */
.hero-ctrl {
    width: auto;
    opacity: 1;
}
.hero-ctrl-icon {
    width: 48px;
    height: 48px;
    background: rgba(255, 255, 255, 0.12);
    border: 1px solid rgba(255,255,255,0.25);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    color: #fff;
    transition: background var(--transition), transform var(--transition-fast);
    backdrop-filter: blur(6px);
}
.hero-ctrl:hover .hero-ctrl-icon {
    background: var(--color-accent);
    border-color: var(--color-accent);
    transform: scale(1.1);
}
.carousel-control-prev { left: 20px; }
.carousel-control-next { right: 20px; }

/* Indicadores */
.hero-indicators [data-bs-slide-to] {
    width: 28px;
    height: 4px;
    border-radius: 2px;
    background: rgba(255,255,255,0.35);
    border: none;
    transition: width var(--transition), background var(--transition);
}
.hero-indicators [data-bs-slide-to].active {
    width: 52px;
    background: var(--color-accent);
}


/* ----------------------------------------------------------------
   6. SEARCH SECTION
---------------------------------------------------------------- */
.search-section {
    background: transparent;
    margin-top: -56px;
    position: relative;
    z-index: 10;
    padding-bottom: 12px;
}

.search-card {
    background: #ffffff;
    border-radius: var(--radius-lg);
    padding: 28px 32px;
    box-shadow: 0 12px 56px rgba(10, 27, 68, 0.28);
    border-top: 4px solid var(--color-accent);
}

.search-card-title-row { border-bottom: 1px solid var(--color-light-2); padding-bottom: 14px; }
.search-card-title-row h5 {
    font-family: var(--font-main);
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--color-primary-dark);
    letter-spacing: 0.03em;
}

.search-label {
    font-family: var(--font-main);
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-gray);
    margin-bottom: 6px;
}

.search-select {
    font-family: var(--font-main);
    font-size: 0.97rem;
    font-weight: 500;
    border: 1.5px solid #d8e0f0;
    border-radius: var(--radius-sm);
    color: #1a2340;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}
.search-select:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(17, 65, 121, 0.12);
}

.btn-search {
    font-family: var(--font-main);
    font-size: 1.05rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    background: var(--color-primary);
    color: #fff;
    border: none;
    border-radius: var(--radius-sm);
    padding: 10px 20px;
    transition: all var(--transition);
}
.btn-search:hover {
    background: var(--color-accent);
    transform: translateY(-2px);
    box-shadow: var(--shadow-accent);
    color: #fff;
}


/* ----------------------------------------------------------------
   7. CATEGORIES PILLS
---------------------------------------------------------------- */
.categories-section {
    background: var(--color-light);
    padding: 14px 0;
    border-bottom: 1px solid var(--color-light-2);
}

.categories-row {
    display: flex;
    align-items: center;
    gap: 10px;
}

.cat-filter-label {
    font-family: var(--font-main);
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-gray);
    white-space: nowrap;
    flex-shrink: 0;
}

.categories-scroll {
    display: flex;
    gap: 8px;
    overflow-x: auto;
    padding-bottom: 4px;
    scrollbar-width: none;
    -webkit-overflow-scrolling: touch;
}
.categories-scroll::-webkit-scrollbar { display: none; }

.cat-pill {
    font-family: var(--font-main);
    font-size: 0.88rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    color: var(--color-primary);
    background: #fff;
    border: 1.5px solid #d0ddf0;
    border-radius: var(--radius-full);
    padding: 6px 16px;
    white-space: nowrap;
    transition: all var(--transition-fast);
    cursor: pointer;
}
.cat-pill:hover,
.cat-pill.active {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: #fff;
    box-shadow: 0 3px 12px rgba(17, 65, 121, 0.25);
}


/* ----------------------------------------------------------------
   8. SECTION HEADERS (global)
---------------------------------------------------------------- */
.section-eyebrow {
    display: inline-block;
    font-family: var(--font-main);
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--color-accent);
    background: rgba(234, 99, 17, 0.1);
    border: 1px solid rgba(234, 99, 17, 0.25);
    border-radius: var(--radius-full);
    padding: 5px 16px;
    margin-bottom: 14px;
}
.section-eyebrow-light {
    color: rgba(255,255,255,0.85);
    background: rgba(255,255,255,0.1);
    border-color: rgba(255,255,255,0.2);
}
.section-eyebrow-accent {
    color: var(--color-accent);
    background: rgba(234, 99, 17, 0.12);
    border-color: rgba(234, 99, 17, 0.3);
}

.section-title {
    font-family: var(--font-main);
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 800;
    color: var(--color-primary-dark);
    letter-spacing: -0.01em;
    line-height: 1.1;
    margin-bottom: 14px;
}

.section-subtitle {
    font-family: var(--font-main);
    font-size: clamp(1rem, 2.5vw, 1.2rem);
    font-weight: 400;
    color: var(--color-gray);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.6;
}


/* ----------------------------------------------------------------
   9. MARKETPLACE CARDS
---------------------------------------------------------------- */
.marketplace-section { background: #fff; }

.sorting-bar { border-bottom: 1px solid var(--color-light-2); padding-bottom: 14px; }
.sort-select {
    font-family: var(--font-main);
    font-size: 0.85rem;
    border-color: #d8e0f0;
    border-radius: var(--radius-sm);
}

/* Card */
.maq-card {
    background: #fff;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    border: 1px solid rgba(0,0,0,0.06);
    transition: transform var(--transition), box-shadow var(--transition);
    height: 100%;
    display: flex;
    flex-direction: column;
}
.maq-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-primary);
}

/* Imagen / Placeholder con gradiente */
.maq-card-img {
    height: 185px;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    flex-shrink: 0;
    background: #fff;
}
.maq-card-real-img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 0;
}
.maq-card-img::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, transparent 40%, rgba(0,0,0,0.3) 100%);
    z-index: 1;
}

/* Gradientes de fondo para cards */
.gradient-blue-dark   { background: linear-gradient(135deg, #114179 0%, #0a2744 100%); }
.gradient-navy        { background: linear-gradient(135deg, #0d2147 0%, #193d7a 100%); }
.gradient-steel       { background: linear-gradient(135deg, #2c3e50 0%, #3d5a80 100%); }
.gradient-teal        { background: linear-gradient(135deg, #0d5f5f 0%, #1a7a6e 100%); }
.gradient-orange-dark { background: linear-gradient(135deg, #7a2100 0%, #c45010 100%); }
.gradient-purple      { background: linear-gradient(135deg, #3a1060 0%, #5c2d91 100%); }
.gradient-midnight    { background: linear-gradient(135deg, #0a0a1a 0%, #1a2050 100%); }
.gradient-indigo      { background: linear-gradient(135deg, #1a237e 0%, #283593 100%); }

/* Ícono grande en la card */
.maq-card-icon {
    font-size: 5rem;
    color: rgba(255, 255, 255, 0.15);
    z-index: 1;
    transition: transform var(--transition), color var(--transition);
}
.maq-card:hover .maq-card-icon {
    transform: scale(1.08);
    color: rgba(255,255,255,0.22);
}

/* Badge Venta/Renta */
.maq-badge {
    position: absolute;
    top: 12px;
    left: 12px;
    z-index: 3;
    font-family: var(--font-main);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    border-radius: var(--radius-full);
    padding: 4px 12px;
}
.badge-venta {
    background: var(--color-primary);
    color: #fff;
    border: 1px solid rgba(255,255,255,0.2);
}
.badge-renta {
    background: var(--color-accent);
    color: #fff;
    border: 1px solid rgba(255,255,255,0.2);
}

/* Badge "Destacado" */
.maq-badge-featured {
    position: absolute;
    top: 12px;
    right: 12px;
    z-index: 3;
    font-family: var(--font-main);
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    background: #f0c030;
    color: #5a3a00;
    border-radius: var(--radius-full);
    padding: 3px 10px;
}

/* Body de la card */
.maq-card-body {
    padding: 16px 18px 10px;
    flex-grow: 1;
}
.maq-card-cat {
    font-family: var(--font-main);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--color-accent);
    margin-bottom: 4px;
}
.maq-card-title {
    font-family: var(--font-main);
    font-size: 1.25rem;
    font-weight: 800;
    color: var(--color-primary-dark);
    margin-bottom: 10px;
    line-height: 1.2;
}
.maq-card-price {
    display: flex;
    align-items: baseline;
    gap: 5px;
    margin-bottom: 12px;
}
.price-val {
    font-family: var(--font-main);
    font-size: 1.6rem;
    font-weight: 900;
    color: var(--color-primary);
    line-height: 1;
}
.price-cur {
    font-family: var(--font-main);
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--color-gray);
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.maq-card-details {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    padding-top: 10px;
    border-top: 1px solid var(--color-light-2);
}
.maq-card-details span {
    font-family: var(--font-main);
    font-size: 0.82rem;
    font-weight: 500;
    color: #5a6a80;
    display: flex;
    align-items: center;
    gap: 4px;
}

/* Footer de la card */
.maq-card-footer {
    padding: 12px 18px 16px;
    display: flex;
    gap: 8px;
    align-items: center;
    border-top: 1px solid var(--color-light-2);
}

.btn-ver-detalle {
    font-family: var(--font-main);
    font-size: 0.9rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    background: var(--color-primary);
    color: #fff;
    border-radius: var(--radius-sm);
    padding: 8px 16px;
    flex-grow: 1;
    text-align: center;
    transition: all var(--transition-fast);
    border: 2px solid var(--color-primary);
}
.btn-ver-detalle:hover {
    background: var(--color-accent);
    border-color: var(--color-accent);
    color: #fff;
    transform: translateY(-1px);
}

.btn-contact-quick {
    font-size: 1rem;
    color: var(--color-primary);
    background: var(--color-light-2);
    border: 2px solid transparent;
    border-radius: var(--radius-sm);
    padding: 8px 12px;
    flex-shrink: 0;
    transition: all var(--transition-fast);
}
.btn-contact-quick:hover {
    background: var(--color-primary);
    color: #fff;
    border-color: var(--color-primary);
}

/* Botón ver todo el catálogo */
.btn-catalog-more {
    font-family: var(--font-main);
    font-size: 1.05rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
    background: transparent;
    border-radius: var(--radius-full);
    padding: 14px 40px;
    transition: all var(--transition);
}
.btn-catalog-more:hover {
    background: var(--color-primary);
    color: #fff;
    transform: translateY(-3px);
    box-shadow: var(--shadow-primary);
}


/* ----------------------------------------------------------------
   10. CTA BLOCK — Publica tu maquinaria
---------------------------------------------------------------- */
.cta-publish {
    background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 60%, #1a5ca8 100%);
    padding: 70px 0;
    position: relative;
    overflow: hidden;
}
.cta-publish::before {
    content: '';
    position: absolute;
    inset: 0;
    background: repeating-linear-gradient(
        -55deg,
        rgba(255,255,255,0.02) 0px, rgba(255,255,255,0.02) 1px,
        transparent 1px, transparent 20px
    );
}

.cta-inner-card {
    position: relative;
    z-index: 2;
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.12);
    border-radius: var(--radius-xl);
    padding: 48px 52px;
    backdrop-filter: blur(4px);
}

.cta-eyebrow {
    font-family: var(--font-main);
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--color-accent-light);
    margin-bottom: 14px;
}

.cta-title {
    font-family: var(--font-main);
    font-size: clamp(2rem, 4.5vw, 3rem);
    font-weight: 900;
    color: #fff;
    line-height: 1.1;
    margin-bottom: 16px;
    letter-spacing: -0.01em;
}
.cta-title span { color: var(--color-accent-light); }

.cta-desc {
    font-family: var(--font-main);
    font-size: 1.1rem;
    font-weight: 400;
    color: rgba(255,255,255,0.78);
    margin-bottom: 20px;
    line-height: 1.6;
}

.cta-checklist {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.cta-checklist li {
    font-family: var(--font-main);
    font-size: 1rem;
    font-weight: 600;
    color: rgba(255,255,255,0.88);
    display: flex;
    align-items: center;
    gap: 10px;
}
.cta-checklist li i {
    color: var(--color-accent-light);
    font-size: 1.1rem;
}

.btn-cta-white {
    font-family: var(--font-main);
    font-size: 1.05rem;
    font-weight: 800;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    background: #fff;
    color: var(--color-primary);
    border: 2px solid #fff;
    border-radius: var(--radius-full);
    padding: 14px 28px;
    transition: all var(--transition);
}
.btn-cta-white:hover {
    background: var(--color-accent);
    border-color: var(--color-accent);
    color: #fff;
    transform: translateY(-3px);
    box-shadow: var(--shadow-accent);
}

.btn-cta-outline {
    font-family: var(--font-main);
    font-size: 1.05rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    background: transparent;
    color: #fff;
    border: 2px solid rgba(255,255,255,0.5);
    border-radius: var(--radius-full);
    padding: 14px 28px;
    transition: all var(--transition);
}
.btn-cta-outline:hover {
    background: rgba(255,255,255,0.12);
    border-color: #fff;
    color: #fff;
    transform: translateY(-3px);
}

.cta-note {
    font-size: 0.8rem;
    color: rgba(255,255,255,0.55);
    font-family: var(--font-main);
}


/* ----------------------------------------------------------------
   11. VENTAJAS
---------------------------------------------------------------- */
.ventajas-section {
    background: var(--color-primary-dark);
    background-image:
        radial-gradient(ellipse at 20% 50%, rgba(17, 65, 121, 0.5) 0%, transparent 60%),
        radial-gradient(ellipse at 80% 50%, rgba(234, 99, 17, 0.1) 0%, transparent 60%);
}

.ventaja-card {
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.09);
    border-radius: var(--radius-md);
    padding: 32px 26px;
    text-align: center;
    transition: all var(--transition);
    height: 100%;
}
.ventaja-card:hover {
    background: rgba(255,255,255,0.08);
    border-color: var(--color-accent);
    transform: translateY(-6px);
    box-shadow: 0 12px 40px rgba(0,0,0,0.3);
}

.ventaja-icon-wrap {
    width: 72px;
    height: 72px;
    background: var(--color-accent);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 18px;
    transition: transform var(--transition), box-shadow var(--transition);
    box-shadow: 0 6px 20px rgba(234, 99, 17, 0.3);
}
.ventaja-card:hover .ventaja-icon-wrap {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 10px 30px rgba(234, 99, 17, 0.5);
}

.ventaja-icon {
    font-size: 1.8rem;
    color: #fff;
}

.ventaja-title {
    font-family: var(--font-main);
    font-size: 1.25rem;
    font-weight: 800;
    color: #fff;
    letter-spacing: 0.02em;
    margin-bottom: 10px;
}

.ventaja-desc {
    font-family: var(--font-main);
    font-size: 0.95rem;
    font-weight: 400;
    color: rgba(255,255,255,0.65);
    line-height: 1.6;
    margin: 0;
}


/* ----------------------------------------------------------------
   12. CÓMO FUNCIONA
---------------------------------------------------------------- */
.como-funciona-section {
    background: var(--color-light);
}

.steps-wrapper { position: relative; }

/* Línea conectora */
.steps-connector {
    position: absolute;
    top: 90px;
    left: calc(16.67% + 36px);
    right: calc(16.67% + 36px);
    height: 2px;
    background: linear-gradient(to right, var(--color-accent), var(--color-primary), var(--color-accent));
    z-index: 0;
    opacity: 0.25;
}

.step-card {
    background: #fff;
    border-radius: var(--radius-md);
    padding: 36px 28px 30px;
    text-align: center;
    position: relative;
    z-index: 1;
    box-shadow: var(--shadow-sm);
    border: 1px solid rgba(0,0,0,0.06);
    transition: all var(--transition);
    height: 100%;
}
.step-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-primary);
}

/* Card central destacada */
.step-card-featured {
    background: var(--color-primary);
    border-color: var(--color-primary);
}
.step-card-featured .step-title { color: #fff; }
.step-card-featured .step-desc  { color: rgba(255,255,255,0.78); }
.step-card-featured .step-link  { color: var(--color-accent-light); }
.step-card-featured .step-link:hover { color: #fff; }

.step-num {
    font-family: var(--font-main);
    font-size: 0.8rem;
    font-weight: 900;
    letter-spacing: 0.14em;
    color: var(--color-gray-light);
    margin-bottom: 16px;
    display: block;
}
.step-num-accent { color: rgba(255,255,255,0.4); }

.step-icon-wrap {
    width: 78px;
    height: 78px;
    background: var(--color-light);
    border: 2px solid var(--color-light-2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 18px;
    transition: all var(--transition);
}
.step-icon-wrap-featured {
    background: rgba(255,255,255,0.15);
    border-color: rgba(255,255,255,0.25);
}
.step-card:not(.step-card-featured):hover .step-icon-wrap {
    background: var(--color-accent);
    border-color: var(--color-accent);
    transform: scale(1.08);
}
.step-card:not(.step-card-featured):hover .step-icon { color: #fff; }

.step-icon {
    font-size: 2rem;
    color: var(--color-accent);
}
.step-icon-wrap-featured .step-icon { color: #fff; }

.step-title {
    font-family: var(--font-main);
    font-size: 1.4rem;
    font-weight: 800;
    color: var(--color-primary-dark);
    letter-spacing: 0.02em;
    margin-bottom: 12px;
}
.step-desc {
    font-family: var(--font-main);
    font-size: 0.97rem;
    font-weight: 400;
    color: var(--color-gray);
    line-height: 1.65;
    margin-bottom: 18px;
}
.step-link {
    font-family: var(--font-main);
    font-size: 0.9rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    color: var(--color-primary);
    text-transform: uppercase;
    transition: gap var(--transition-fast), color var(--transition-fast);
    display: inline-flex;
    align-items: center;
    gap: 6px;
}
.step-link:hover { color: var(--color-accent); gap: 10px; }


/* ----------------------------------------------------------------
   13. STATS SECTION
---------------------------------------------------------------- */
.stats-section {
    background: var(--color-primary);
    background-image: radial-gradient(ellipse at 50% 50%, rgba(26,92,168,0.4) 0%, transparent 70%);
}

.stat-item { padding: 10px; }

.stat-number {
    font-family: var(--font-main);
    font-size: clamp(2.2rem, 6vw, 4rem);
    font-weight: 900;
    color: #fff;
    line-height: 1;
    margin-bottom: 8px;
    letter-spacing: -0.02em;
    text-shadow: 0 2px 20px rgba(0,0,0,0.2);
}

.stat-label {
    font-family: var(--font-main);
    font-size: 0.9rem;
    font-weight: 600;
    color: rgba(255,255,255,0.72);
    letter-spacing: 0.06em;
    text-transform: uppercase;
}


/* ----------------------------------------------------------------
   14. CONTACTO SECTION
---------------------------------------------------------------- */
.contacto-section {
    background: linear-gradient(135deg, var(--color-light) 0%, #e8edf8 100%);
}

/* Tarjetas de información */
.ctc-info-cards {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.ctc-card {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    background: #fff;
    border: 1px solid var(--color-light-2);
    border-radius: var(--radius-md);
    padding: 18px 20px;
    box-shadow: var(--shadow-xs);
    transition: box-shadow var(--transition), border-color var(--transition);
}
.ctc-card:hover {
    box-shadow: var(--shadow-md);
    border-color: var(--color-primary);
}

.ctc-card-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-sm);
    background: var(--color-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    color: #fff;
    flex-shrink: 0;
    transition: transform var(--transition-fast);
}
.ctc-card:hover .ctc-card-icon { transform: scale(1.08); }

.ctc-icon-wa       { background: #25D366; }
.ctc-icon-email    { background: var(--color-accent); }
.ctc-icon-clock    { background: var(--color-primary-light); }
.ctc-icon-location { background: var(--color-primary-dark); }

.ctc-card-body {
    display: flex;
    flex-direction: column;
    gap: 2px;
}
.ctc-card-body h6 {
    font-family: var(--font-main);
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-gray);
    margin: 0;
}
.ctc-card-body a {
    font-family: var(--font-main);
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--color-primary-dark);
    transition: color var(--transition-fast);
}
.ctc-card-body a:hover { color: var(--color-accent); }
.ctc-card-body strong {
    font-family: var(--font-main);
    font-size: 1rem;
    font-weight: 700;
    color: var(--color-primary-dark);
}
.ctc-card-body span {
    font-family: var(--font-main);
    font-size: 0.85rem;
    color: var(--color-gray);
}

/* Redes sociales */
.ctc-social-label {
    font-family: var(--font-main);
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-gray);
    margin-bottom: 10px;
}
.ctc-soc-btn {
    font-family: var(--font-main);
    font-size: 0.88rem;
    font-weight: 700;
    color: #fff;
    background: var(--color-primary);
    border-radius: var(--radius-full);
    padding: 7px 16px;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: all var(--transition-fast);
}
.ctc-soc-btn:hover     { background: var(--color-primary-dark); color: #fff; transform: translateY(-2px); }
.ctc-soc-ig            { background: #e1306c; }
.ctc-soc-ig:hover      { background: #c1275a; }
.ctc-soc-wa            { background: #25D366; }
.ctc-soc-wa:hover      { background: #1ebe57; }

/* Formulario de contacto */
.ctc-form-card {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    border: 1px solid rgba(17, 65, 121, 0.12);
}

.ctc-form-header {
    background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 100%);
    padding: 28px 32px;
    text-align: center;
}
.ctc-form-header h3 {
    font-family: var(--font-main);
    font-size: 1.6rem;
    font-weight: 800;
    color: #fff;
    letter-spacing: 0.02em;
    margin-bottom: 6px;
}
.ctc-form-header p {
    font-family: var(--font-main);
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.6);
    margin: 0;
}

.ctc-form-body {
    background: #fff;
    padding: 32px 32px;
}
.ctc-form-body .form-label {
    font-family: var(--font-main);
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--color-primary-dark);
    margin-bottom: 6px;
}
.ctc-form-body .form-control,
.ctc-form-body .form-select {
    font-family: var(--font-main);
    font-size: 0.97rem;
    border: 1.5px solid #d0ddf0;
    border-radius: var(--radius-sm);
    color: #1a2340;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}
.ctc-form-body .form-control:focus,
.ctc-form-body .form-select:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(17, 65, 121, 0.12);
}
.ctc-form-body textarea.form-control { resize: vertical; min-height: 120px; }
.ctc-form-body .input-group-text {
    font-family: var(--font-main);
    font-size: 0.9rem;
    background: var(--color-light);
    border-color: #d0ddf0;
    color: var(--color-gray);
}

.btn-contacto-send {
    font-family: var(--font-main);
    font-size: 1.1rem;
    font-weight: 800;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    background: var(--color-accent);
    color: #fff;
    border: none;
    border-radius: var(--radius-full);
    padding: 16px 28px;
    transition: all var(--transition);
    box-shadow: var(--shadow-accent);
}
.btn-contacto-send:hover {
    background: var(--color-accent-dark);
    color: #fff;
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(234, 99, 17, 0.5);
}

@media (max-width: 768px) {
    .ctc-form-body { padding: 24px 18px; }
    .ctc-form-header { padding: 22px 18px; }
}


/* ----------------------------------------------------------------
   15. FOOTER
---------------------------------------------------------------- */
.footer-section {
    background: var(--color-dark);
    color: rgba(255,255,255,0.7);
}

.footer-tagline {
    font-family: var(--font-main);
    font-size: 0.95rem;
    font-weight: 400;
    color: rgba(255,255,255,0.55);
    line-height: 1.65;
    max-width: 340px;
    margin-bottom: 22px;
}

/* Social links */
.footer-social { display: flex; gap: 10px; flex-wrap: wrap; }

.soc-link {
    width: 40px;
    height: 40px;
    background: rgba(255,255,255,0.07);
    border: 1px solid rgba(255,255,255,0.12);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255,255,255,0.7);
    font-size: 0.95rem;
    transition: all var(--transition-fast);
}
.soc-link:hover {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: #fff;
    transform: translateY(-3px);
    box-shadow: 0 6px 16px rgba(17, 65, 121, 0.4);
}
.soc-wa:hover {
    background: #25D366;
    border-color: #25D366;
    box-shadow: 0 6px 16px rgba(37, 211, 102, 0.4);
}

/* Footer headings */
.footer-heading {
    font-family: var(--font-main);
    font-size: 0.8rem;
    font-weight: 800;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: rgba(255,255,255,0.9);
    margin-bottom: 16px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--color-accent);
    display: inline-block;
}

/* Footer links */
.footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.footer-links a {
    font-family: var(--font-main);
    font-size: 0.9rem;
    font-weight: 500;
    color: rgba(255,255,255,0.55);
    display: flex;
    align-items: center;
    gap: 6px;
    transition: color var(--transition-fast), gap var(--transition-fast);
}
.footer-links a i { font-size: 0.6rem; color: var(--color-accent); }
.footer-links a:hover { color: rgba(255,255,255,0.95); gap: 10px; }

/* Contact list */
.footer-contact-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.footer-contact-list li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-family: var(--font-main);
    font-size: 0.88rem;
    color: rgba(255,255,255,0.55);
}
.footer-contact-list li i { margin-top: 2px; flex-shrink: 0; }
.footer-contact-list a {
    color: rgba(255,255,255,0.55);
    transition: color var(--transition-fast);
}
.footer-contact-list a:hover { color: var(--color-accent-light); }

/* Divider */
.footer-divider {
    border-color: rgba(255,255,255,0.1);
    margin: 0 0 24px;
}

/* Bottom bar */
.footer-bottom { }

.footer-trust-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}
.footer-trust-badges span {
    font-family: var(--font-main);
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    color: rgba(255,255,255,0.45);
    display: flex;
    align-items: center;
    gap: 5px;
}
.footer-trust-badges i { color: var(--color-accent); }


/* ----------------------------------------------------------------
   16. FLOATING ELEMENTS
---------------------------------------------------------------- */

/* WhatsApp flotante */
.whatsapp-float {
    position: fixed;
    bottom: 28px;
    right: 28px;
    z-index: 999;
    width: 60px;
    height: 60px;
    background: #25D366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    color: #fff;
    box-shadow: 0 6px 24px rgba(37, 211, 102, 0.5);
    transition: all var(--transition);
    animation: pulse-green 2.5s infinite;
}
.whatsapp-float:hover {
    background: #1ebe57;
    transform: scale(1.1);
    color: #fff;
    animation: none;
    box-shadow: 0 10px 32px rgba(37, 211, 102, 0.65);
}

.wa-tooltip {
    position: absolute;
    right: 70px;
    background: rgba(37, 211, 102, 0.92);
    color: #fff;
    font-family: var(--font-main);
    font-size: 0.82rem;
    font-weight: 700;
    white-space: nowrap;
    padding: 5px 12px;
    border-radius: var(--radius-full);
    opacity: 0;
    transform: translateX(6px);
    transition: opacity var(--transition), transform var(--transition);
    pointer-events: none;
}
.whatsapp-float:hover .wa-tooltip {
    opacity: 1;
    transform: translateX(0);
}

/* Back to top */
.back-to-top {
    position: fixed;
    bottom: 100px;
    right: 28px;
    z-index: 999;
    width: 44px;
    height: 44px;
    background: var(--color-primary);
    color: #fff;
    border: none;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    box-shadow: var(--shadow-md);
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all var(--transition);
    cursor: pointer;
}
.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}
.back-to-top:hover {
    background: var(--color-accent);
    box-shadow: var(--shadow-accent);
    transform: translateY(-4px);
}


/* ----------------------------------------------------------------
   17. ANIMACIONES KEYFRAMES
---------------------------------------------------------------- */
@keyframes fadeIn {
    from { opacity: 0; }
    to   { opacity: 1; }
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(24px); }
    to   { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInDown {
    from { opacity: 0; transform: translateY(-16px); }
    to   { opacity: 1; transform: translateY(0); }
}

@keyframes rotate-slow {
    from { transform: rotate(0deg); }
    to   { transform: rotate(360deg); }
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50%       { transform: translateY(-10px); }
}

@keyframes pulse-accent {
    0%, 100% { box-shadow: 0 6px 24px rgba(234, 99, 17, 0.35); }
    50%       { box-shadow: 0 6px 40px rgba(234, 99, 17, 0.65), 0 0 0 8px rgba(234,99,17,0.12); }
}

@keyframes pulse-green {
    0%, 100% { box-shadow: 0 6px 24px rgba(37, 211, 102, 0.5); }
    50%       { box-shadow: 0 6px 40px rgba(37, 211, 102, 0.8), 0 0 0 8px rgba(37,211,102,0.15); }
}

/* Clases de animación activadas por JS */
.anim-fade-up {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}
.anim-fade-up.visible {
    opacity: 1;
    transform: translateY(0);
}


/* ----------------------------------------------------------------
   18. RESPONSIVE
---------------------------------------------------------------- */

/* ── Tablet (≤992px) ── */
@media (max-width: 992px) {
    :root { --section-py: 60px; }

    .hero-slide {
        min-height: 75vh;
        padding: 70px 0 50px;
    }
    .hero-title { font-size: clamp(2.6rem, 8vw, 4rem); }

    .search-section {
        margin-top: 0;
        padding-top: 24px;
        background: var(--color-primary-dark);
        padding-bottom: 24px;
    }
    .search-card { border-radius: var(--radius-md); padding: 22px 20px; }

    .cta-inner-card { padding: 36px 28px; }
}

/* ── Mobile (≤768px) ── */
@media (max-width: 768px) {
   #mainNavbar .nav-link{line-height: 3em;}
   /* .navbar-nav{height: 80vh;} */
    :root { --section-py: 44px; }

    #mainNavbar { padding: 8px 0; }

    .hero-slide {
        min-height: auto;
        padding: 60px 0 40px;
    }
    .hero-title { font-size: 2.6rem; }
    .hero-subtitle { font-size: 1rem; max-width: 100%; }

    .hero-cta-group { flex-direction: column; }
    .btn-hero-primary,
    .btn-hero-secondary { text-align: center; padding: 13px 24px; }

    .search-section { margin-top: 0; }

    .categories-section { padding: 10px 0; }

    .cta-inner-card { padding: 28px 20px; }
    .cta-title { font-size: 2rem; }

    .registro-form-body { padding: 24px 20px; }
    .registro-form-header { padding: 22px 20px; }

    .step-card { padding: 28px 20px; }

    .whatsapp-float { bottom: 18px; right: 18px; width: 52px; height: 52px; font-size: 1.5rem; }
    .back-to-top { bottom: 82px; right: 18px; }
}

/* ── Small mobile (≤480px) ── */
@media (max-width: 480px) {
    .hero-title { font-size: 2.2rem; }
    .maq-card-img { height: 155px; }
    .maq-card-icon { font-size: 4rem; }
    .footer-social { gap: 8px; }
    .hero-trust-badges { gap: 12px; }
    .hero-trust-badges span { font-size: 0.78rem; }

    .cat-filter-label { display: none; }
}

/* ── Touch targets ── */
@media (hover: none) {
    .btn-hero-primary,
    .btn-hero-secondary,
    .btn-anunciate,
    .btn-submit-form,
    .btn-ver-detalle,
    .btn-search {
        min-height: 48px;
        display: flex;
        align-items: center;
        justify-content: center;
    }
}