/* ==========================================================================
   ACFHEL — Construcciones e Ingeniería
   CSS con metodología BEM

   ╔══════════════════════════════════════════════════════════════════╗
   ║  SISTEMA DE TEMAS                                               ║
   ║    data-theme="dark"   → Dorado / Negro  (modo oscuro)          ║
   ║    data-theme="light"  → Azul / Blanco   (modo claro)           ║
   ║  El toggle del navbar lo cambia y persiste en localStorage      ║
   ╚══════════════════════════════════════════════════════════════════╝
   ========================================================================== */

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

/* ══════════════════════════════════════════════════════════════════
   TEMA CLARO — Azul corporativo / Blanco cálido
   ══════════════════════════════════════════════════════════════════ */
:root,
[data-theme="light"] {
    --color-primary:       #1a5fa8;
    --color-primary-dark:  #0f3f72;
    --color-primary-light: #4080c4;
    --color-primary-rgb:   26, 95, 168;
    --color-bg:            #f7f9fc;
    --color-bg-alt:        #edf2f8;
    --color-bg-card:       #ffffff;
    --color-bg-rgb:        247, 249, 252;
    --color-surface:       #ffffff;
    --color-text:          #0d1f35;
    --color-text-muted:    #4a6380;
    --color-text-dark:     #0d1f35;
    --color-border:        #d0dcea;
    --color-success:       #16a34a;
    --navbar-bg:           rgba(247, 249, 252, .97);
    --navbar-bg-scrolled:  rgba(247, 249, 252, .97);
    --mobile-menu-bg:      rgba(247, 249, 252, .98);
    --btn-primary-text:    #ffffff;
    --shadow-sm:           0 1px 3px rgba(13, 31, 53, .08);
    --shadow-md:           0 4px 16px rgba(13, 31, 53, .12);
    --shadow-lg:           0 8px 32px rgba(13, 31, 53, .16);
    --service-card-bg:     #ffffff;
    --service-card-border: #d0dcea;
    --service-card-text:   #4a6380;
}

/* ══════════════════════════════════════════════════════════════════
   TEMA OSCURO — Dorado / Negro
   ══════════════════════════════════════════════════════════════════ */
[data-theme="dark"] {
    --color-primary:       #e6a817;
    --color-primary-dark:  #c48f0f;
    --color-primary-light: #f5c842;
    --color-primary-rgb:   230, 168, 23;
    --color-bg:            #0d1117;
    --color-bg-alt:        #161d27;
    --color-bg-card:       #1e2736;
    --color-bg-rgb:        13, 17, 23;
    --color-surface:       #161d27;
    --color-text:          #f0f4f8;
    --color-text-muted:    #8b949e;
    --color-text-dark:     #0d1117;
    --color-border:        #2d3748;
    --color-success:       #22c55e;
    --navbar-bg:           rgba(13, 17, 23, .97);
    --navbar-bg-scrolled:  rgba(13, 17, 23, .97);
    --mobile-menu-bg:      rgba(13, 17, 23, .98);
    --btn-primary-text:    #0d1117;
    --shadow-sm:           0 1px 3px rgba(0,0,0,.4);
    --shadow-md:           0 4px 16px rgba(0,0,0,.5);
    --shadow-lg:           0 8px 32px rgba(0,0,0,.6);
    --service-card-bg:     #1e2736;
    --service-card-border: #2d3748;
    --service-card-text:   #8b949e;
}

/* ── Variables de diseño — compartidas, no cambian entre temas ───── */
:root {
    --font-base: 'Helvetica Neue', Helvetica, Arial, sans-serif;
    --radius-sm:   4px;
    --radius-md:   8px;
    --radius-lg:   16px;
    --radius-xl:   24px;
    --radius-full: 9999px;
    --shadow-glow: 0 0 24px rgba(var(--color-primary-rgb), .28);
    --transition:      .25s ease;
    --transition-slow: .45s ease;
    --nav-height:   72px;
    --section-pad:  clamp(64px, 8vw, 112px);
    --container:    1200px;
}

/* ------------------------------------------------------------------
   COMPONENTES
   ------------------------------------------------------------------ */

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

body {
    font-family: var(--font-base);
    background: var(--color-bg);
    color: var(--color-text);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

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

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

ul {
    list-style: none;
}

/* ------------------------------------------------------------------
   1. UTILIDADES GLOBALES
   ------------------------------------------------------------------ */
.container {
    width: 100%;
    max-width: var(--container);
    margin-inline: auto;
    padding-inline: clamp(16px, 5vw, 48px);
}

.section {
    padding-block: var(--section-pad);
}

.section--light {
    background: var(--color-surface);
    color: var(--color-text);
}

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

.section__label {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: .75rem;
    font-weight: 700;
    letter-spacing: .12em;
    text-transform: uppercase;
    color: var(--color-primary);
    margin-bottom: 12px;
}

    .section__label::before {
        content: '';
        display: block;
        width: 24px;
        height: 2px;
        background: var(--color-primary);
        border-radius: var(--radius-full);
    }

.section__title {
    font-size: clamp(1.75rem, 3.5vw, 2.75rem);
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 16px;
}

.section__subtitle {
    font-size: clamp(1rem, 1.5vw, 1.15rem);
    color: var(--color-text-muted);
    max-width: 600px;
    line-height: 1.7;
}

.section__title--center,
.section__subtitle--center,
.section__label--center {
    text-align: center;
    margin-inline: auto;
}

.highlight {
    color: var(--color-primary);
}

/* Botones */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 32px;
    font-family: var(--font-base);
    font-size: .9rem;
    font-weight: 700;
    letter-spacing: .06em;
    text-transform: uppercase;
    border: 2px solid transparent;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: background var(--transition), color var(--transition), border-color var(--transition), box-shadow var(--transition), transform var(--transition);
    white-space: nowrap;
    text-decoration: none;
}

    .btn:hover {
        transform: translateY(-2px);
    }

.btn--primary {
    background: var(--color-primary);
    color: var(--btn-primary-text);
    border-color: var(--color-primary);
}

    .btn--primary:hover {
        background: var(--color-primary-dark);
        border-color: var(--color-primary-dark);
        box-shadow: var(--shadow-glow);
    }

.btn--outline {
    background: transparent;
    color: var(--color-text);
    border-color: var(--color-text);
}

    .btn--outline:hover {
        background: var(--color-text);
        color: var(--color-text-dark);
    }

.btn--outline-gold {
    background: transparent;
    color: var(--color-primary);
    border-color: var(--color-primary);
}

    .btn--outline-gold:hover {
        background: var(--color-primary);
        color: var(--btn-primary-text);
        box-shadow: var(--shadow-glow);
    }

    /* Animaciones de entrada */
.reveal {
    opacity: 1;
    transform: none;
    transition: opacity .6s ease, transform .6s ease;
}

.js-ready .reveal {
    opacity: 0;
    transform: translateY(32px);
}

    .js-ready .reveal.is-visible {
        opacity: 1;
        transform: translateY(0);
    }

.reveal--delay-1 {
    transition-delay: .1s;
}

.reveal--delay-2 {
    transition-delay: .2s;
}

.reveal--delay-3 {
    transition-delay: .3s;
}

.reveal--delay-4 {
    transition-delay: .4s;
}

.reveal--delay-5 {
    transition-delay: .5s;
}

.reveal--delay-6 {
    transition-delay: .6s;
}

/* ------------------------------------------------------------------
   2. SPLASH / LOADING
   ------------------------------------------------------------------ */
.splash {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    gap: 20px;
    background: var(--color-bg);
}

.splash__logo {
    animation: pulse 1.5s ease-in-out infinite;
}

.splash__text {
    color: var(--color-text-muted);
    font-size: .9rem;
    letter-spacing: .08em;
    text-transform: uppercase;
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
    }

    50% {
        opacity: .6;
        transform: scale(.95);
    }
}

/* ------------------------------------------------------------------
   3. NAVBAR
   ------------------------------------------------------------------ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    height: var(--nav-height);
    background: var(--navbar-bg);
    box-shadow: 0 2px 20px rgba(0,0,0,.5);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    transition: background var(--transition-slow), box-shadow var(--transition-slow);
}

    .navbar.is-scrolled {
        background: var(--navbar-bg-scrolled);
        box-shadow: 0 2px 20px rgba(0,0,0,.5);
    }

.navbar__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

/* Logo */
.navbar__brand {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    flex-shrink: 0;
}

.navbar__brand-icon {
    width: 42px;
    height: 42px;
    background: var(--color-primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

    .navbar__brand-icon svg {
        width: 22px;
        height: 22px;
        stroke: var(--color-text-dark);
    }

.navbar__brand-text {
    display: flex;
    flex-direction: column;
    line-height: 1.15;
}

.navbar__brand-name {
    font-size: 1.1rem;
    font-weight: 800;
    letter-spacing: .08em;
    color: var(--color-text);
    text-transform: uppercase;
}

.navbar__brand-tagline {
    font-size: .62rem;
    font-weight: 500;
    letter-spacing: .1em;
    color: var(--color-text-muted);
    text-transform: uppercase;
}

/* Nav links */
.navbar__nav {
    display: flex;
    align-items: center;
    gap: 8px;
}

.navbar__link {
    position: relative;
    padding: 8px 14px;
    font-size: .88rem;
    font-weight: 600;
    color: var(--color-text);
    letter-spacing: .04em;
    transition: color var(--transition);
    text-decoration: none;
}

    .navbar__link::after {
        content: '';
        position: absolute;
        bottom: 2px;
        left: 14px;
        right: 14px;
        height: 2px;
        background: var(--color-primary);
        border-radius: var(--radius-full);
        transform: scaleX(0);
        transform-origin: center;
        transition: transform var(--transition);
    }

    .navbar__link:hover,
    .navbar__link.is-active {
        color: var(--color-primary);
    }

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

.navbar__cta {
    margin-left: 16px;
}

/* Hamburger */
.navbar__toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 40px;
    height: 40px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

.navbar__toggle-bar {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--color-text);
    border-radius: var(--radius-full);
    transition: transform var(--transition), opacity var(--transition);
}

.navbar__toggle.is-open .navbar__toggle-bar:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.navbar__toggle.is-open .navbar__toggle-bar:nth-child(2) {
    opacity: 0;
}

.navbar__toggle.is-open .navbar__toggle-bar:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* Mobile menu */
.navbar__mobile {
    display: none;
    position: fixed;
    inset: var(--nav-height) 0 0 0;
    background: var(--mobile-menu-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 8px;
    z-index: 999;
    opacity: 0;
    transform: translateY(-12px);
    transition: opacity var(--transition), transform var(--transition);
    pointer-events: none;
}

    .navbar__mobile.is-open {
        display: flex;
        opacity: 1;
        transform: translateY(0);
        pointer-events: all;
    }

.navbar__mobile-link {
    font-size: 1.4rem;
    font-weight: 700;
    letter-spacing: .06em;
    color: var(--color-text);
    padding: 12px 24px;
    transition: color var(--transition);
    text-decoration: none;
}

    .navbar__mobile-link:hover,
    .navbar__mobile-link.is-active {
        color: var(--color-primary);
    }

.navbar__mobile-cta {
    margin-top: 16px;
}

/* ------------------------------------------------------------------
   4. HERO CAROUSEL
   ------------------------------------------------------------------ */

/* Reemplaza la sección .hero anterior */
.hero-carousel {
    position: relative;
    width: 100%;
    height: 100vh;
    min-height: 600px;
    overflow: hidden;
    background: var(--color-bg);
}

/* Track: los slides en fila horizontal */
.hero-carousel__track {
    display: flex;
    width: 300%; /* 3 slides × 100% */
    height: 100%;
    transition: transform .7s cubic-bezier(.77, 0, .18, 1);
    will-change: transform;
}

/* Cada slide */
.hero-carousel__slide {
    position: relative;
    width: calc(100% / 3);
    height: 100%;
    display: flex;
    align-items: center;
    overflow: hidden;
    padding-top: 0;
}

/* Fondos de cada slide */
.hero-carousel__bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero-carousel__bg-gradient {
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse 60% 70% at 70% 50%, rgba(var(--color-primary-rgb), .07) 0%, transparent 70%),
                radial-gradient(ellipse 40% 50% at 30% 20%, rgba(var(--color-primary-rgb), .04) 0%, transparent 60%);
}

.hero-carousel__bg-grid {
    position: absolute;
    inset: 0;
    background-image: linear-gradient(rgba(255,255,255,.03) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.03) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 40%, transparent 100%);
    -webkit-mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 40%, transparent 100%);
}

/* Contenido del slide — centrado con container igual que el resto del sitio */
.hero-carousel__content {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: var(--container);
    margin-inline: auto;
    padding-inline: clamp(24px, 5vw, 48px);
    padding-top: calc(var(--nav-height) + clamp(32px, 5vw, 64px));
    padding-bottom: clamp(80px, 10vw, 120px);
}

.hero-carousel__badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(var(--color-primary-rgb), .12);
    border: 1px solid rgba(var(--color-primary-rgb), .3);
    color: var(--color-primary);
    font-size: .78rem;
    font-weight: 700;
    letter-spacing: .12em;
    text-transform: uppercase;
    padding: 7px 18px;
    border-radius: var(--radius-full);
    margin-bottom: 24px;
    opacity: 0;
    transform: translateY(12px);
    transition: opacity .5s ease .1s, transform .5s ease .1s;
}

.hero-carousel__title {
    font-size: clamp(2rem, 4.5vw, 3.8rem);
    font-weight: 900;
    line-height: 1.08;
    color: var(--color-text);
    margin-bottom: 20px;
    max-width: 820px;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity .55s ease .2s, transform .55s ease .2s;
}

.hero-carousel__accent {
    color: var(--color-primary);
    display: inline;
}

.hero-carousel__description {
    font-size: clamp(.95rem, 1.5vw, 1.1rem);
    color: var(--color-text-muted);
    line-height: 1.75;
    max-width: 560px;
    margin-bottom: 36px;
    opacity: 0;
    transform: translateY(16px);
    transition: opacity .55s ease .32s, transform .55s ease .32s;
}

.hero-carousel__actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    opacity: 0;
    transform: translateY(12px);
    transition: opacity .5s ease .44s, transform .5s ease .44s;
}

/* Slide activo: animar el contenido hacia adentro */
.hero-carousel__slide.is-active .hero-carousel__badge,
.hero-carousel__slide.is-active .hero-carousel__title,
.hero-carousel__slide.is-active .hero-carousel__description,
.hero-carousel__slide.is-active .hero-carousel__actions {
    opacity: 1;
    transform: translateY(0);
}

/* Flechas de navegación */
.hero-carousel__arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 10;
    width: 52px;
    height: 52px;
    background: rgba(var(--color-bg-rgb), .6);
    border: 1px solid rgba(var(--color-primary-rgb), .25);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: background var(--transition), border-color var(--transition), transform var(--transition);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

    .hero-carousel__arrow svg {
        width: 20px;
        height: 20px;
        stroke: var(--color-text);
        transition: stroke var(--transition);
    }

    .hero-carousel__arrow:hover {
        background: var(--color-primary);
        border-color: var(--color-primary);
        transform: translateY(-50%) scale(1.08);
    }

        .hero-carousel__arrow:hover svg {
            stroke: var(--btn-primary-text);
        }

.hero-carousel__arrow--prev {
    left: clamp(12px, 3vw, 40px);
}

.hero-carousel__arrow--next {
    right: clamp(12px, 3vw, 40px);
}

/* Dots */
.hero-carousel__dots {
    position: absolute;
    bottom: 72px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    z-index: 10;
}

.hero-carousel__dot {
    width: 8px;
    height: 8px;
    border-radius: var(--radius-full);
    background: rgba(255,255,255,.3);
    border: none;
    cursor: pointer;
    transition: background var(--transition), width var(--transition);
    padding: 0;
}

    .hero-carousel__dot.is-active {
        background: var(--color-primary);
        width: 28px;
    }

/* Barra de progreso */
.hero-carousel__progress {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: rgba(255,255,255,.08);
    z-index: 10;
}

.hero-carousel__progress-bar {
    height: 100%;
    background: var(--color-primary);
    width: 0%;
    transition: width linear;
}

/* Scroll indicator */
.hero-carousel__scroll {
    position: absolute;
    bottom: 20px;
    right: clamp(24px, 4vw, 60px);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    color: var(--color-text-muted);
    font-size: .7rem;
    letter-spacing: .12em;
    text-transform: uppercase;
    z-index: 10;
    animation: carousel-bounce 2s ease-in-out infinite;
}

.hero-carousel__scroll-arrow {
    width: 18px;
    height: 18px;
    border-right: 2px solid var(--color-primary);
    border-bottom: 2px solid var(--color-primary);
    transform: rotate(45deg);
}

@keyframes carousel-bounce {
    0%, 100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(6px);
    }
}

/* Responsive carrusel */
@media (max-width: 768px) {
    .hero-carousel__arrow {
        width: 40px;
        height: 40px;
    }

        .hero-carousel__arrow svg {
            width: 16px;
            height: 16px;
        }

    .hero-carousel__scroll {
        display: none;
    }

    .hero-carousel__dots {
        bottom: 56px;
    }
}

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

        .hero-carousel__actions .btn {
            width: 100%;
            justify-content: center;
        }
}

/* ------------------------------------------------------------------
   5. STATS
   ------------------------------------------------------------------ */
.stats {
    background: var(--color-bg-alt);
    padding-block: 56px;
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

.stats__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1px;
    background: var(--color-border);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.stats__item {
    background: var(--color-bg-alt);
    padding: 36px 24px;
    text-align: center;
}

.stats__number {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 900;
    color: var(--color-primary);
    line-height: 1;
    margin-bottom: 8px;
}

.stats__label {
    font-size: .82rem;
    font-weight: 600;
    color: var(--color-text-muted);
    letter-spacing: .06em;
    text-transform: uppercase;
}

/* ------------------------------------------------------------------
   6. SERVICIOS
   ------------------------------------------------------------------ */
.services {
    background: var(--color-surface);
    color: var(--color-text);
}

.services__header {
    text-align: center;
    margin-bottom: clamp(40px, 6vw, 72px);
}

    .services__header .section__label {
        justify-content: center;
    }

        .services__header .section__label::before {
            display: none;
        }

        .services__header .section__label::after {
            content: '';
            display: block;
            width: 24px;
            height: 2px;
            background: var(--color-primary);
            border-radius: var(--radius-full);
        }

.services__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-bottom: 48px;
}

.service-card {
    background: var(--service-card-bg);
    border: 1px solid var(--service-card-border);
    border-radius: var(--radius-lg);
    padding: 36px 28px;
    transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
    position: relative;
    overflow: hidden;
}

    .service-card::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        height: 3px;
        background: var(--color-primary);
        transform: scaleX(0);
        transform-origin: left;
        transition: transform var(--transition-slow);
    }

    .service-card:hover {
        transform: translateY(-6px);
        box-shadow: var(--shadow-md);
        border-color: rgba(var(--color-primary-rgb), .4);
    }

.service-card__icon {
    width: 56px;
    height: 56px;
    background: rgba(var(--color-primary-rgb), .12);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    transition: background var(--transition);
}

    .service-card__icon svg {
        width: 26px;
        height: 26px;
        stroke: var(--color-primary);
    }

.service-card:hover .service-card__icon {
    background: var(--color-primary);
}

    .service-card:hover .service-card__icon svg {
        stroke: var(--btn-primary-text);
    }

.service-card__number {
    font-size: .72rem;
    font-weight: 700;
    letter-spacing: .12em;
    color: var(--color-primary);
    text-transform: uppercase;
    margin-bottom: 8px;
}

.service-card__title {
    font-size: 1.15rem;
    font-weight: 800;
    color: var(--color-text);
    margin-bottom: 12px;
    line-height: 1.3;
}

.service-card__description {
    font-size: .9rem;
    color: var(--service-card-text);
    line-height: 1.7;
    margin-bottom: 20px;
}

.service-card__list {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6px 12px;
}

.service-card__list-item {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: .8rem;
    color: var(--service-card-text);
}

    .service-card__list-item::before {
        content: '';
        width: 16px;
        height: 16px;
        flex-shrink: 0;
        background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23e6a817' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M22 11.08V12a10 10 0 1 1-5.93-9.14'/%3E%3Cpolyline points='22 4 12 14.01 9 11.01'/%3E%3C/svg%3E");
        background-size: contain;
        background-repeat: no-repeat;
    }

.services__cta {
    text-align: center;
    padding-top: 16px;
}

/* ------------------------------------------------------------------
   7. PROCESO
   ------------------------------------------------------------------ */
.process {
    background: var(--color-bg);
}

.process__header {
    text-align: center;
    margin-bottom: clamp(40px, 6vw, 72px);
}

.process__steps {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0;
    position: relative;
}

    .process__steps::before {
        content: '';
        position: absolute;
        top: 40px;
        left: calc(100% / 6);
        right: calc(100% / 6);
        height: 1px;
        background: linear-gradient(90deg, transparent, var(--color-primary), transparent);
        z-index: 0;
    }

.process-step {
    text-align: center;
    padding: 0 24px;
    position: relative;
    z-index: 1;
}

.process-step__number {
    width: 80px;
    height: 80px;
    border: 2px solid var(--color-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
    font-size: 1.5rem;
    font-weight: 900;
    color: var(--color-primary);
    background: var(--color-bg);
    transition: background var(--transition), color var(--transition);
}

.process-step:hover .process-step__number {
    background: var(--color-primary);
    color: var(--color-text-dark);
}

.process-step__title {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--color-text);
}

.process-step__description {
    font-size: .88rem;
    color: var(--color-text-muted);
    line-height: 1.7;
}

/* ------------------------------------------------------------------
   8. NOSOTROS
   ------------------------------------------------------------------ */
.about {
    background: var(--color-bg-alt);
}

.about__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: clamp(40px, 6vw, 80px);
    align-items: center;
}

.about__content {
}

.about__intro {
    font-size: 1.05rem;
    color: var(--color-text-muted);
    line-height: 1.8;
    margin-bottom: 24px;
}

.about__values {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-block: 32px;
}

.about__value-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 20px;
    background: var(--color-bg-card);
    border-radius: var(--radius-md);
    border-left: 3px solid var(--color-primary);
    transition: transform var(--transition);
}

    .about__value-item:hover {
        transform: translateX(4px);
    }

.about__value-icon {
    width: 40px;
    height: 40px;
    background: rgba(var(--color-primary-rgb), .12);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

    .about__value-icon svg {
        width: 20px;
        height: 20px;
        stroke: var(--color-primary);
    }

.about__value-title {
    font-size: .95rem;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 4px;
}

.about__value-text {
    font-size: .85rem;
    color: var(--color-text-muted);
    line-height: 1.6;
}

.about__mission {
    background: var(--color-bg-card);
    border-radius: var(--radius-lg);
    padding: 32px;
    border: 1px solid var(--color-border);
}

.about__mission-label {
    font-size: .72rem;
    font-weight: 700;
    letter-spacing: .12em;
    text-transform: uppercase;
    color: var(--color-primary);
    margin-bottom: 12px;
}

.about__mission-text {
    font-size: .95rem;
    color: var(--color-text-muted);
    line-height: 1.75;
}

.about__visual {
    position: relative;
}

.about__image-wrap {
    position: relative;
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

    .about__image-wrap img {
        width: 100%;
        height: 480px;
        object-fit: cover;
        object-position: center;
        display: block;
    }

.about__image-placeholder {
    width: 100%;
    height: 480px;
    background: var(--color-bg-card);
    border-radius: var(--radius-xl);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 16px;
    border: 2px dashed var(--color-border);
}

    .about__image-placeholder svg {
        width: 64px;
        height: 64px;
        stroke: var(--color-primary);
        opacity: .5;
    }

.about__image-placeholder-text {
    color: var(--color-text-muted);
    font-size: .85rem;
    font-weight: 600;
    letter-spacing: .06em;
    text-transform: uppercase;
}

.about__badge {
    position: absolute;
    bottom: -20px;
    left: -20px;
    background: var(--color-primary);
    color: var(--btn-primary-text);
    padding: 20px 24px;
    border-radius: var(--radius-lg);
    text-align: center;
    box-shadow: var(--shadow-md);
}

.about__badge-number {
    font-size: 2.5rem;
    font-weight: 900;
    line-height: 1;
}

.about__badge-text {
    font-size: .72rem;
    font-weight: 700;
    letter-spacing: .06em;
    text-transform: uppercase;
    line-height: 1.3;
    margin-top: 4px;
}

/* ------------------------------------------------------------------
   9. CONTACTO
   ------------------------------------------------------------------ */
.contact {
    background: var(--color-bg-alt);
}

.contact__grid {
    display: grid;
    grid-template-columns: 1fr 1.4fr;
    gap: clamp(40px, 6vw, 80px);
    align-items: start;
}

.contact__info-title {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--color-text);
    margin-bottom: 12px;
}

.contact__info-subtitle {
    font-size: .95rem;
    color: var(--color-text-muted);
    line-height: 1.7;
    margin-bottom: 36px;
}

.contact__details {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-bottom: 36px;
}

.contact__detail-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
}

.contact__detail-icon {
    width: 44px;
    height: 44px;
    background: rgba(var(--color-primary-rgb), .12);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

    .contact__detail-icon svg {
        width: 20px;
        height: 20px;
        stroke: var(--color-primary);
    }

.contact__detail-label {
    font-size: .75rem;
    font-weight: 700;
    letter-spacing: .08em;
    text-transform: uppercase;
    color: var(--color-primary);
    margin-bottom: 2px;
}

.contact__detail-value {
    font-size: .92rem;
    color: var(--color-text);
    line-height: 1.5;
}

.contact__detail-link {
    color: var(--color-text);
    text-decoration: none;
    transition: color var(--transition);
}

    .contact__detail-link:hover {
        color: var(--color-primary);
    }

.contact__social {
    display: flex;
    gap: 12px;
}

.contact__social-link {
    width: 40px;
    height: 40px;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background var(--transition), border-color var(--transition), transform var(--transition);
}

    .contact__social-link:hover {
        background: var(--color-primary);
        border-color: var(--color-primary);
        transform: translateY(-2px);
    }

    .contact__social-link svg {
        width: 18px;
        height: 18px;
        stroke: var(--color-text-muted);
        transition: stroke var(--transition);
    }

    .contact__social-link:hover svg {
        stroke: var(--color-text-dark);
    }

/* Formulario */
.contact__form-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: clamp(28px, 4vw, 48px);
}

.contact__form-title {
    font-size: 1.2rem;
    font-weight: 800;
    color: var(--color-text);
    margin-bottom: 6px;
}

.contact__form-subtitle {
    font-size: .85rem;
    color: var(--color-text-muted);
    margin-bottom: 28px;
}

.form {
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.form__row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 18px;
}

.form__group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form__label {
    font-size: .78rem;
    font-weight: 700;
    letter-spacing: .06em;
    text-transform: uppercase;
    color: var(--color-text-muted);
}

.form__input,
.form__select,
.form__textarea {
    width: 100%;
    padding: 13px 16px;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    font-family: var(--font-base);
    font-size: .9rem;
    color: var(--color-text);
    transition: border-color var(--transition), box-shadow var(--transition);
    outline: none;
    appearance: none;
    -webkit-appearance: none;
}

    .form__input::placeholder,
    .form__textarea::placeholder {
        color: var(--color-text-muted);
        opacity: .6;
    }

    .form__input:focus,
    .form__select:focus,
    .form__textarea:focus {
        border-color: var(--color-primary);
        box-shadow: 0 0 0 3px rgba(var(--color-primary-rgb), .15);
    }

.form__select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%238b949e' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    background-size: 16px;
    padding-right: 40px;
    cursor: pointer;
}

    .form__select option {
        background: var(--color-bg-card);
        color: var(--color-text);
    }

.form__textarea {
    resize: vertical;
    min-height: 120px;
    line-height: 1.6;
}

.form__notice {
    display: flex;
    align-items: center;
    gap: 8px;
    background: rgba(var(--color-primary-rgb), .08);
    border: 1px solid rgba(var(--color-primary-rgb), .2);
    border-radius: var(--radius-md);
    padding: 12px 16px;
    font-size: .8rem;
    color: var(--color-text-muted);
}

    .form__notice svg {
        width: 16px;
        height: 16px;
        stroke: var(--color-primary);
        flex-shrink: 0;
    }

.form__submit {
    width: 100%;
    justify-content: center;
}

/* ------------------------------------------------------------------
   11. CTA BANNER
   ------------------------------------------------------------------ */
.cta-banner {
    background: linear-gradient(135deg, var(--color-bg) 0%, var(--color-bg-alt) 100%);
    background-size: cover;
    background-position: center;
    padding-block: clamp(64px, 8vw, 96px);
    text-align: center;
    position: relative;
    overflow: hidden;
    border-top: 1px solid var(--color-border);
}

    .cta-banner::before {
        content: '';
        position: absolute;
        inset: 0;
        background: rgba(var(--color-bg-rgb), .82);
        pointer-events: none;
        z-index: 0;
    }

    .cta-banner::after {
        content: '';
        position: absolute;
        inset: 0;
        background: radial-gradient(ellipse 60% 80% at 50% 50%, rgba(var(--color-primary-rgb), .08) 0%, transparent 70%);
        pointer-events: none;
        z-index: 0;
    }

.cta-banner__title,
.cta-banner__subtitle,
.cta-banner__actions {
    position: relative;
    z-index: 1;
}

/* ------------------------------------------------------------------
   12. FOOTER
   ------------------------------------------------------------------ */
.footer {
    background: var(--color-bg);
    border-top: 1px solid var(--color-border);
    padding-top: 56px;
    padding-bottom: 32px;
}

.footer__grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 40px;
    margin-bottom: 48px;
}

.footer__brand-name {
    font-size: 1.05rem;
    font-weight: 800;
    letter-spacing: .06em;
    text-transform: uppercase;
    color: var(--color-text);
    margin-top: 12px;
    margin-bottom: 4px;
}

.footer__brand-tagline {
    font-size: .75rem;
    color: var(--color-primary);
    letter-spacing: .06em;
    text-transform: uppercase;
    margin-bottom: 16px;
}

.footer__brand-description {
    font-size: .85rem;
    color: var(--color-text-muted);
    line-height: 1.7;
    max-width: 280px;
}

.footer__col-title {
    font-size: .78rem;
    font-weight: 700;
    letter-spacing: .1em;
    text-transform: uppercase;
    color: var(--color-text);
    margin-bottom: 20px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--color-border);
}

.footer__link-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer__link {
    font-size: .85rem;
    color: var(--color-text-muted);
    transition: color var(--transition);
    text-decoration: none;
}

    .footer__link:hover {
        color: var(--color-primary);
    }

.footer__contact-item {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 12px;
}

    .footer__contact-item svg {
        width: 16px;
        height: 16px;
        stroke: var(--color-primary);
        flex-shrink: 0;
        margin-top: 2px;
    }

.footer__contact-text {
    font-size: .82rem;
    color: var(--color-text-muted);
    line-height: 1.5;
}

.footer__bottom {
    border-top: 1px solid var(--color-border);
    padding-top: 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
}

.footer__copyright {
    font-size: .8rem;
    color: var(--color-text-muted);
}

.footer__legal {
    display: flex;
    gap: 20px;
}

.footer__legal-link {
    font-size: .8rem;
    color: var(--color-text-muted);
    transition: color var(--transition);
}

    .footer__legal-link:hover {
        color: var(--color-primary);
    }

        /* ------------------------------------------------------------------
   13. APP GALLERY
   ------------------------------------------------------------------ */

/* ── Contenedor principal ── */
.gallery {
    width: 100%;
}

.gallery__header {
    text-align: center;
    margin-bottom: clamp(32px, 5vw, 56px);
}

/* ── Estados: loading / error / empty ── */
.gallery--loading,
.gallery--error,
.gallery--empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 16px;
    padding: 64px 24px;
    color: var(--color-text-muted);
    font-size: .9rem;
    text-align: center;
}

.gallery--error svg {
    width: 40px;
    height: 40px;
    stroke: var(--color-primary);
    opacity: .7;
}

.gallery__spinner {
    width: 40px;
    height: 40px;
    border: 3px solid rgba(var(--color-primary-rgb), .2);
    border-top-color: var(--color-primary);
    border-radius: 50%;
    animation: gallery-spin .7s linear infinite;
}

@keyframes gallery-spin {
    to { transform: rotate(360deg); }
}

/* ── Etiqueta de categoría ── */
.gallery__category {
    display: inline-block;
    font-size: .7rem;
    font-weight: 700;
    letter-spacing: .1em;
    text-transform: uppercase;
    color: var(--color-primary);
    margin-bottom: 4px;
}

/* ══ MODO GRID ══════════════════════════════════════════════════ */
.gallery__grid {
    display: grid;
    gap: 16px;
}

.gallery__grid--cols-1 { grid-template-columns: 1fr; }
.gallery__grid--cols-2 { grid-template-columns: repeat(2, 1fr); }
.gallery__grid--cols-3 { grid-template-columns: repeat(3, 1fr); }
.gallery__grid--cols-4 { grid-template-columns: repeat(4, 1fr); }

.gallery__item {
    background: none;
    border: none;
    padding: 0;
    cursor: pointer;
    border-radius: var(--radius-lg);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition), box-shadow var(--transition);
    text-align: left;
    animation: gallery-item-in .45s ease both;
}

@keyframes gallery-item-in {
    from { opacity: 0; transform: translateY(20px); }
    to   { opacity: 1; transform: translateY(0); }
}

.gallery__item:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.gallery__thumb {
    position: relative;
    width: 100%;
    aspect-ratio: 4 / 3;
    overflow: hidden;
    background: var(--color-bg-card);
}

.gallery__img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    display: block;
    transition: transform .45s ease;
}

.gallery__item:hover .gallery__img {
    transform: scale(1.06);
}

.gallery__overlay {
    position: absolute;
    inset: 0;
    background: rgba(var(--color-primary-rgb), .55);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--transition);
}

.gallery__overlay svg {
    width: 36px;
    height: 36px;
    stroke: #ffffff;
}

.gallery__item:hover .gallery__overlay {
    opacity: 1;
}

.gallery__caption {
    display: flex;
    flex-direction: column;
    padding: 10px 14px 12px;
    background: var(--color-bg-card);
    border-top: 1px solid var(--color-border);
    gap: 2px;
}

.gallery__title {
    font-size: .88rem;
    font-weight: 700;
    color: var(--color-text);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* ── Paginación ── */
.gallery__pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-top: 40px;
    flex-wrap: wrap;
}

.gallery__page-btn {
    min-width: 36px;
    height: 36px;
    padding: 0 10px;
    background: var(--color-bg-card);
    border: 1.5px solid var(--color-border);
    border-radius: var(--radius-md);
    color: var(--color-text-muted);
    font-size: .85rem;
    font-weight: 600;
    cursor: pointer;
    transition: background var(--transition), border-color var(--transition),
                color var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
}

.gallery__page-btn svg {
    width: 16px;
    height: 16px;
}

.gallery__page-btn:hover:not(:disabled) {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.gallery__page-btn.is-active {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: var(--btn-primary-text);
}

.gallery__page-btn:disabled {
    opacity: .35;
    cursor: not-allowed;
}

/* ══ MODO CARRUSEL ══════════════════════════════════════════════ */
.gallery__carousel {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.gallery__carousel-stage {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 9;
    border-radius: var(--radius-xl);
    overflow: hidden;
    background: var(--color-bg-card);
    cursor: zoom-in;
    box-shadow: var(--shadow-lg);
}

.gallery__carousel-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    display: block;
    transition: opacity .35s ease;
}

.gallery__carousel-info {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 20px 24px 16px;
    background: linear-gradient(transparent, rgba(0,0,0,.65));
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.gallery__carousel-title {
    font-size: 1rem;
    font-weight: 700;
    color: #ffffff;
}

.gallery__carousel-desc {
    font-size: .82rem;
    color: rgba(255,255,255,.8);
    line-height: 1.5;
}

.gallery__carousel-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 44px;
    height: 44px;
    background: rgba(var(--color-bg-rgb), .7);
    border: 1px solid rgba(var(--color-primary-rgb), .3);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--color-text);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    transition: background var(--transition), border-color var(--transition);
    z-index: 2;
}

.gallery__carousel-arrow svg { width: 20px; height: 20px; }

.gallery__carousel-arrow:hover {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: var(--btn-primary-text);
}

.gallery__carousel-arrow--prev { left: 12px; }
.gallery__carousel-arrow--next { right: 12px; }

.gallery__carousel-counter {
    position: absolute;
    top: 12px;
    right: 14px;
    background: rgba(0,0,0,.5);
    color: #ffffff;
    font-size: .75rem;
    font-weight: 700;
    letter-spacing: .06em;
    padding: 4px 10px;
    border-radius: var(--radius-full);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    z-index: 2;
}

/* Dots */
.gallery__carousel-dots {
    display: flex;
    justify-content: center;
    gap: 8px;
    flex-wrap: wrap;
}

.gallery__carousel-dot {
    width: 8px;
    height: 8px;
    border-radius: var(--radius-full);
    background: var(--color-border);
    border: none;
    cursor: pointer;
    padding: 0;
    transition: background var(--transition), width var(--transition);
}

.gallery__carousel-dot.is-active {
    background: var(--color-primary);
    width: 24px;
}

/* Miniaturas del carrusel */
.gallery__carousel-thumbs {
    display: flex;
    gap: 8px;
    overflow-x: auto;
    padding-bottom: 4px;
    scrollbar-width: thin;
    scrollbar-color: var(--color-border) transparent;
}

.gallery__carousel-thumb {
    flex-shrink: 0;
    width: 72px;
    height: 52px;
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 2px solid transparent;
    padding: 0;
    cursor: pointer;
    background: var(--color-bg-card);
    transition: border-color var(--transition), opacity var(--transition);
    opacity: .55;
}

.gallery__carousel-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.gallery__carousel-thumb.is-active,
.gallery__carousel-thumb:hover {
    border-color: var(--color-primary);
    opacity: 1;
}

/* ══ LIGHTBOX ═══════════════════════════════════════════════════ */
.gallery-lightbox {
    position: fixed;
    inset: 0;
    z-index: 2000;
    background: rgba(0, 0, 0, .92);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 16px;
    animation: gallery-fade-in .2s ease;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

@keyframes gallery-fade-in {
    from { opacity: 0; }
    to   { opacity: 1; }
}

.gallery-lightbox__content {
    display: flex;
    flex-direction: column;
    align-items: center;
    max-width: min(90vw, 1100px);
    max-height: 90vh;
    gap: 12px;
    animation: gallery-zoom-in .25s ease;
}

@keyframes gallery-zoom-in {
    from { transform: scale(.95); opacity: 0; }
    to   { transform: scale(1);   opacity: 1; }
}

.gallery-lightbox__img {
    max-width: 100%;
    max-height: 78vh;
    object-fit: contain;
    border-radius: var(--radius-lg);
    display: block;
    box-shadow: 0 8px 48px rgba(0,0,0,.7);
}

.gallery-lightbox__info {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
    justify-content: center;
}

.gallery-lightbox__title {
    font-size: .95rem;
    font-weight: 700;
    color: #ffffff;
}

.gallery-lightbox__desc {
    font-size: .82rem;
    color: rgba(255,255,255,.7);
}

.gallery-lightbox__counter {
    font-size: .75rem;
    color: rgba(255,255,255,.5);
    letter-spacing: .06em;
}

.gallery-lightbox__close {
    position: absolute;
    top: 16px;
    right: 16px;
    width: 40px;
    height: 40px;
    background: rgba(255,255,255,.1);
    border: 1px solid rgba(255,255,255,.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: #ffffff;
    transition: background var(--transition);
    z-index: 10;
}

.gallery-lightbox__close:hover { background: rgba(255,255,255,.25); }
.gallery-lightbox__close svg   { width: 18px; height: 18px; }

.gallery-lightbox__arrow {
    width: 48px;
    height: 48px;
    flex-shrink: 0;
    background: rgba(255,255,255,.1);
    border: 1px solid rgba(255,255,255,.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: #ffffff;
    transition: background var(--transition), border-color var(--transition);
}

.gallery-lightbox__arrow:hover {
    background: var(--color-primary);
    border-color: var(--color-primary);
}

.gallery-lightbox__arrow svg { width: 22px; height: 22px; }

/* ── Responsive ── */
@media (max-width: 1024px) {
    .gallery__grid--cols-4 { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 768px) {
    .gallery__grid--cols-3,
    .gallery__grid--cols-4 { grid-template-columns: repeat(2, 1fr); }

    .gallery-lightbox__arrow { display: none; }

    .gallery__carousel-thumbs { display: none; }
}

@media (max-width: 480px) {
    .gallery__grid--cols-2,
    .gallery__grid--cols-3,
    .gallery__grid--cols-4 { grid-template-columns: 1fr; }
}

/* ------------------------------------------------------------------
   13. BLAZOR ERROR UI
   ------------------------------------------------------------------ */
#blazor-error-ui {
    color-scheme: light only;
    background: #b32121;
    color: #fff;
    bottom: 0;
    box-shadow: 0 -2px 8px rgba(0,0,0,.4);
    box-sizing: border-box;
    display: none;
    left: 0;
    padding: 12px 24px;
    position: fixed;
    width: 100%;
    z-index: 9999;
    font-size: .9rem;
    display: flex;
    align-items: center;
    gap: 16px;
}

.blazor-error-ui__reload {
    color: #ffe;
    font-weight: 700;
    text-decoration: underline;
}

.blazor-error-ui__dismiss {
    margin-left: auto;
    cursor: pointer;
    opacity: .7;
    font-size: 1.1rem;
}

/* ------------------------------------------------------------------
   14. RESPONSIVE
   ------------------------------------------------------------------ */
@media (max-width: 1024px) {
    .services__grid {
        grid-template-columns: repeat(2, 1fr);
    }

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

    .about__visual {
        order: -1;
    }

    .about__badge {
        bottom: -16px;
        left: 16px;
    }

    .footer__grid {
        grid-template-columns: 1fr 1fr;
        gap: 32px;
    }
}

@media (max-width: 768px) {
    :root {
        --nav-height: 64px;
    }

    .navbar__nav,
    .navbar__cta,
    .navbar__theme-toggle {
        display: none;
    }

    .navbar__toggle {
        display: flex;
    }

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

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

    .process__steps {
        grid-template-columns: 1fr;
        gap: 40px;
    }

        .process__steps::before {
            display: none;
        }

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

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

    .footer__grid {
        grid-template-columns: 1fr;
        gap: 28px;
    }

    .footer__bottom {
        flex-direction: column;
        text-align: center;
    }

    .hero__actions {
        flex-direction: column;
    }

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

    .cta-banner__actions {
        flex-direction: column;
        align-items: center;
    }
}

@media (max-width: 480px) {
    .stats__grid {
        grid-template-columns: 1fr 1fr;
    }

    .service-card__list {
        grid-template-columns: 1fr;
    }
}

/* Theme toggle */
.navbar__theme-toggle {
    display: flex;
    align-items: center;
    gap: 7px;
    margin-left: 12px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
    flex-shrink: 0;
}

.theme-switch {
    position: relative;
    width: 44px;
    height: 24px;
    background: var(--color-bg-card);
    border: 1.5px solid var(--color-border);
    border-radius: var(--radius-full);
    transition: background var(--transition), border-color var(--transition);
    flex-shrink: 0;
}

.theme-switch__knob {
    position: absolute;
    top: 3px;
    left: 3px;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--color-primary);
    transition: transform var(--transition), background var(--transition);
    box-shadow: 0 1px 4px rgba(0,0,0,.3);
}

/* Knob deslizado a la derecha en modo claro (default) */
[data-theme="light"] .theme-switch__knob,
:root:not([data-theme]) .theme-switch__knob {
    transform: translateX(20px);
}

/* Knob a la izquierda en modo oscuro */
[data-theme="dark"] .theme-switch__knob {
    transform: translateX(0);
}

/* Iconos laterales del switch */
.theme-switch-icon {
    width: 16px;
    height: 16px;
    color: var(--color-text-muted);
    transition: color var(--transition);
    flex-shrink: 0;
    pointer-events: none;
}

/* Icono activo brilla con el primario */
[data-theme="light"] .theme-switch-icon--sun,
:root:not([data-theme]) .theme-switch-icon--sun {
    color: var(--color-primary);
}

[data-theme="dark"] .theme-switch-icon--moon {
    color: var(--color-primary);
}

/* Limpiar clases anteriores de .theme-icon */
.theme-icon { display: none; }