/* 1. Barra Superior Corporativa */
.top-bar {
    background-color: var(--color-950);
    color: var(--color-50);
    font-size: 0.84rem;
    font-weight: 500;
    border-bottom: 1px solid rgba(88, 144, 213, 0.16);
}

.top-bar__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 40px;
    gap: 16px;
}

.top-bar__guarantee {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.top-bar__guarantee svg {
    width: 18px;
    height: 18px;
    color: var(--color-400);
    flex-shrink: 0;
}

.top-bar__guarantee strong {
    color: var(--color-300);
    font-weight: 800;
    letter-spacing: 0.03em;
}

.top-bar__phone {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-heading);
    font-weight: 700;
    color: #FFFFFF;
    padding: 4px 10px;
    border-radius: var(--radius-pill);
    transition: background-color var(--transition-fast), color var(--transition-fast);
}

.top-bar__phone:hover {
    background-color: rgba(88, 144, 213, 0.18);
    color: var(--color-100);
}

.top-bar__phone svg {
    width: 18px;
    height: 18px;
    color: var(--color-300);
}

/* 2. Cabecera y Menú de Navegación Principal */
.site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background-color: rgba(255, 255, 255, 0.97);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-100);
    transition: box-shadow var(--transition-fast);
}

.site-header.is-scrolled {
    box-shadow: 0 8px 28px rgba(14, 34, 57, 0.08);
}

.site-header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 78px;
    gap: 24px;
}

.brand-logo {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    flex-shrink: 0;
}

.brand-logo__mark {
    width: 44px;
    height: 48px;
    flex-shrink: 0;
}

.brand-logo__text {
    font-family: var(--font-heading);
    font-size: 1.32rem;
    font-weight: 800;
    letter-spacing: 0.02em;
    color: var(--color-900);
}

.main-nav__list {
    display: flex;
    align-items: center;
    gap: 26px;
}

.main-nav__link {
    position: relative;
    display: inline-block;
    padding: 8px 2px;
    font-family: var(--font-heading);
    font-size: 0.94rem;
    font-weight: 600;
    color: var(--color-800);
    transition: color var(--transition-fast);
}

.main-nav__link::after {
    content: '';
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    height: 2.5px;
    border-radius: 2px;
    background-color: var(--color-600);
    transform: scaleX(0);
    transform-origin: center;
    transition: transform var(--transition-fast);
}

.main-nav__link:hover,
.main-nav__link.is-active {
    color: var(--color-600);
}

.main-nav__link.is-active::after,
.main-nav__link:hover::after {
    transform: scaleX(1);
}

.site-header__actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

/* Botón Menú Móvil */
.mobile-menu-toggle {
    display: none;
    width: 44px;
    height: 44px;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    color: var(--color-900);
    border: 1px solid var(--color-100);
    background: var(--color-50);
}

.mobile-menu-toggle svg {
    width: 24px;
    height: 24px;
}

/* Drawer de Navegación Móvil */
.mobile-drawer {
    display: none;
    background: #FFFFFF;
    border-bottom: 1px solid var(--color-100);
    box-shadow: var(--shadow-md);
}

.mobile-drawer.is-open {
    display: block;
}

.mobile-drawer__inner {
    padding: 18px 24px 24px;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.mobile-drawer__link {
    padding: 12px 14px;
    border-radius: var(--radius-sm);
    font-family: var(--font-heading);
    font-weight: 600;
    color: var(--color-900);
}

.mobile-drawer__link:hover,
.mobile-drawer__link.is-active {
    background-color: var(--color-50);
    color: var(--color-600);
}

.mobile-drawer__cta {
    margin-top: 12px;
    display: grid;
    gap: 10px;
}

/* 3. Sección Hero Principal (Fiel a Lámina 1) */
.hero {
    position: relative;
    background: linear-gradient(90deg, var(--color-950) 0%, var(--color-900) 32%, var(--color-800) 57%, var(--color-800) 100%);
    overflow: visible;
    padding-bottom: 48px;
}

.hero__backdrop {
    position: relative;
    min-height: 560px;
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    align-items: stretch;
    overflow: hidden;
}

.hero__content-wrap {
    position: relative;
    z-index: 4;
    display: flex;
    align-items: center;
    padding: 64px 24px 96px max(24px, calc((100vw - var(--container-max)) / 2 + 24px));
}

.hero__content {
    max-width: 650px;
}

.hero__title {
    margin-top: 20px;
    font-family: var(--font-heading);
    font-size: clamp(2.1rem, 3.3vw, 3.02rem);
    font-weight: 800;
    line-height: 1.13;
    letter-spacing: -0.025em;
    color: #FFFFFF;
}

.hero__description {
    margin-top: 20px;
    font-size: clamp(1rem, 1.25vw, 1.12rem);
    line-height: 1.65;
    color: var(--color-100);
    max-width: 560px;
}

.hero__actions {
    margin-top: 30px;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 14px;
}

/* Mitad derecha fotográfica con arco curvo corporativo */
.hero__visual {
    position: relative;
    min-height: 540px;
    background-color: var(--color-50);
}

.hero__photo {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center top;
}

/* Arco curvo divisor entre azul corporativo y fotografía de edificios */
.hero__curve {
    position: absolute;
    top: -2px;
    bottom: -2px;
    left: -1px;
    width: 185px;
    height: calc(100% + 4px);
    z-index: 2;
    pointer-events: none;
}

/* Tarjetas flotantes translúcidas sobre el arco (Lámina 1) */
.hero__floating-card {
    position: absolute;
    z-index: 5;
    background: rgba(255, 255, 255, 0.88);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border: 1px solid rgba(255, 255, 255, 0.92);
    border-radius: var(--radius-md);
    box-shadow: 0 16px 38px rgba(5, 12, 20, 0.18);
    color: var(--color-900);
}

.hero__floating-card--guarantee {
    top: 18%;
    left: -26px;
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 16px 24px;
    min-width: 215px;
}

.hero__guarantee-icon {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background: var(--color-600);
    color: #FFFFFF;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    box-shadow: 0 6px 16px rgba(42, 98, 167, 0.35);
}

.hero__guarantee-icon svg {
    width: 22px;
    height: 22px;
}

.hero__guarantee-number {
    display: block;
    font-family: var(--font-heading);
    font-size: 1.55rem;
    font-weight: 800;
    line-height: 1.05;
    color: var(--color-900);
}

.hero__guarantee-label {
    display: block;
    font-family: var(--font-heading);
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0.05em;
    color: var(--color-700);
}

.hero__floating-card--tech {
    bottom: 22%;
    left: -38px;
    max-width: 235px;
    padding: 16px 20px;
    background: rgba(235, 241, 250, 0.88);
    font-family: var(--font-heading);
    font-size: 0.9rem;
    font-weight: 700;
    line-height: 1.38;
    color: var(--color-900);
}

/* Barra blanca superpuesta de 4 pilares en la base del Hero (Lámina 1) */
.hero-pillars {
    position: relative;
    z-index: 10;
    margin-top: -54px;
}

.hero-pillars__bar {
    background: #FFFFFF;
    border-radius: var(--radius-lg);
    box-shadow: 0 18px 46px rgba(14, 34, 57, 0.11);
    border: 1px solid var(--color-100);
    padding: 24px 28px;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.hero-pillars__item {
    display: flex;
    align-items: center;
    gap: 14px;
    padding-right: 16px;
    border-right: 1px solid var(--color-100);
}

.hero-pillars__item:last-child {
    border-right: none;
    padding-right: 0;
}

.hero-pillars__icon {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    background: var(--color-50);
    color: var(--color-600);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.hero-pillars__icon svg {
    width: 24px;
    height: 24px;
}

.hero-pillars__text {
    font-family: var(--font-heading);
    font-size: 0.92rem;
    font-weight: 700;
    line-height: 1.32;
    color: var(--color-900);
}

/* Responsivo Header & Hero (Fiel a Lámina 9 Móvil) */
@media (max-width: 1080px) {
    .main-nav,
    .site-header__actions .btn {
        display: none;
    }

    .mobile-menu-toggle {
        display: inline-flex;
    }

    .hero__backdrop {
        grid-template-columns: 1fr;
    }

    .hero__content-wrap {
        padding: 52px 24px 44px;
    }

    .hero__content {
        max-width: 100%;
    }

    .hero__visual {
        min-height: 360px;
        margin: 0 24px 56px;
        border-radius: var(--radius-lg);
        overflow: visible;
    }

    .hero__photo {
        height: 360px;
        border-radius: var(--radius-lg);
    }

    .hero__curve {
        display: none;
    }

    .hero__floating-card--guarantee {
        top: auto;
        bottom: 20px;
        left: 16px;
    }

    .hero__floating-card--tech {
        top: 18px;
        bottom: auto;
        right: 16px;
        left: auto;
    }

    .hero-pillars__bar {
        grid-template-columns: repeat(2, 1fr);
    }

    .hero-pillars__item:nth-child(2) {
        border-right: none;
    }
}

@media (max-width: 640px) {
    .top-bar__inner {
        font-size: 0.75rem;
        padding-top: 6px;
        padding-bottom: 6px;
    }

    .top-bar__guarantee span {
        display: none;
    }

    .top-bar__guarantee::after {
        content: 'GARANTÍA 100%';
        font-weight: 800;
        color: var(--color-200);
        letter-spacing: 0.04em;
    }

    .site-header__inner {
        min-height: 68px;
    }

    .brand-logo__text {
        font-size: 1.15rem;
    }

    .hero__actions {
        flex-direction: column;
        align-items: stretch;
    }

    .hero__actions .btn {
        width: 100%;
    }

    .hero__visual {
        margin: 0 16px 48px;
        min-height: 290px;
    }

    .hero__photo {
        height: 290px;
    }

    .hero__floating-card--tech {
        display: none;
    }

    .hero-pillars__bar {
        grid-template-columns: 1fr;
        padding: 20px;
        gap: 16px;
    }

    .hero-pillars__item {
        border-right: none;
        border-bottom: 1px solid var(--color-100);
        padding-right: 0;
        padding-bottom: 14px;
    }

    .hero-pillars__item:last-child {
        border-bottom: none;
        padding-bottom: 0;
    }
}