.sr-only {
    position: absolute !important;
    width: 1px !important;
    height: 1px !important;
    padding: 0 !important;
    margin: -1px !important;
    overflow: hidden !important;
    clip: rect(0,0,0,0) !important;
    white-space: nowrap !important;
    border: 0 !important;
}

/* ================= RESET ================= */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* ================= THEME ================= */
:root{
    color-scheme: dark;
    --bg: #0b1220;
    --brandbar: #0b1f2d; /* fondo del logo */
    --surface: rgba(15, 23, 42, 0.72);
    --surface-2: rgba(2, 6, 23, 0.70);
    --card: rgba(15, 23, 42, 0.85);
    --text: #e5e7eb;
    --muted: #a7b3c7;
    --line: rgba(148, 163, 184, 0.18);
    --accent: #fbbf24; /* dorado */
    --accent-2: #38bdf8; /* cyan existente */
    --shadow: 0 18px 45px rgba(0,0,0,0.45);
    --shadow-soft: 0 10px 25px rgba(0,0,0,0.28);
}

/* Evita desbordes horizontales por elementos posicionados fuera del viewport */
html {
    overflow-x: hidden;
}

/* ================= BODY ================= */
body {
    font-family: "IBM Plex Sans", system-ui, -apple-system, Arial, sans-serif;
    background: radial-gradient(1200px 650px at 20% -10%, rgba(56, 189, 248, 0.10), transparent 55%),
                radial-gradient(900px 520px at 80% 10%, rgba(251, 191, 36, 0.10), transparent 55%),
                var(--bg);
    color: var(--text);
    overflow-x: hidden;
    max-width: 100%;
}

/* Links */
a{ color: inherit; }

/* Contact links (tel/mailto) in cards and footer */
.contacto-card a,
.contacto-card a:visited,
footer address a {
    color: inherit;
    text-decoration: none;
}
.contacto-card a:hover {
    color: var(--accent);
    text-decoration: underline;
}

/* Headings */
h1,h2,h3{
    font-family: "IBM Plex Sans", system-ui, sans-serif;
    font-weight: 600;
    letter-spacing: -0.02em;
}

/* ================= HEADER STICKY ================= */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 200;
    background: transparent;
    border-bottom: 1px solid transparent;
    transition: background 0.35s ease, box-shadow 0.35s ease, border-color 0.35s ease;
}

/* index.html: glassmorphism blanco */
.header--scrolled {
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    box-shadow: 0 2px 24px rgba(0, 0, 0, 0.10);
    border-bottom-color: rgba(0, 0, 0, 0.07);
}

/* Páginas de servicios: navy oscuro al hacer scroll */
.header[data-theme="dark"].header--scrolled {
    background: #0b1220;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    box-shadow: 0 2px 24px rgba(0, 0, 0, 0.40);
    border-bottom-color: rgba(148, 163, 184, 0.12);
}

/* Mantener logo blanco y links blancos en el estado navy */
.header[data-theme="dark"].header--scrolled .logo-white { opacity: 1; }
.header[data-theme="dark"].header--scrolled .logo-dark  { opacity: 0; }
.header[data-theme="dark"].header--scrolled .logo-link  { width: clamp(160px, 22vw, 240px); }

.header[data-theme="dark"].header--scrolled .nav-list a {
    color: rgba(255, 255, 255, 0.88);
}
.header[data-theme="dark"].header--scrolled .nav-list a:hover,
.header[data-theme="dark"].header--scrolled .nav-list a[aria-current="page"] {
    color: rgba(251, 191, 36, 0.95);
    border-color: rgba(251, 191, 36, 0.22);
    background: rgba(251, 191, 36, 0.08);
}
.header[data-theme="dark"].header--scrolled .hamburger span {
    background: rgba(255, 255, 255, 0.90);
}

.header-wrap {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 clamp(16px, 4vw, 32px) 0 40px;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
}

/* LOGO — el contenedor controla el ancho en ambos estados */
.logo-link {
    position: relative;
    display: inline-flex;
    align-items: center;
    text-decoration: none;
    flex-shrink: 0;
    width: clamp(160px, 22vw, 240px);
    transition: width 0.35s ease;
}

/* Estado glassmorphism: logo-dark a 350px */
.header--scrolled .logo-link {
    width: 350px;
}

/* Ambos logos llenan el contenedor */
.logo-white,
.logo-dark {
    display: block;
    width: 100%;
    height: auto;
    transition: opacity 0.35s ease;
}

/* Logo oscuro: encimado sobre el blanco, invisible por defecto */
.logo-dark {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: left center;
    opacity: 0;
}

/* Fade cruzado al hacer scroll */
.header--scrolled .logo-white { opacity: 0; }
.header--scrolled .logo-dark  { opacity: 1; }

/* ================= NAV DESKTOP ================= */
.nav-desktop {
    display: flex;
    align-items: center;
}

.nav-list {
    list-style: none;
    display: flex;
    flex-wrap: nowrap;
    justify-content: flex-end;
    gap: 4px;
    padding: 0;
    margin: 0;
}

.nav-list a {
    display: block;
    text-decoration: none;
    font-weight: 500;
    font-size: 11.5px;
    letter-spacing: 0.07em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.88);
    padding: 8px 10px;
    border-radius: 10px;
    border: 1px solid transparent;
    transition: color 0.25s, border-color 0.25s, background 0.25s;
    white-space: nowrap;
}

.nav-list a:hover,
.nav-list a[aria-current="page"] {
    color: rgba(251, 191, 36, 0.95);
    border-color: rgba(251, 191, 36, 0.22);
    background: rgba(251, 191, 36, 0.08);
}

.header--scrolled .nav-list a {
    color: rgba(11, 18, 32, 0.82);
}

.header--scrolled .nav-list a:hover,
.header--scrolled .nav-list a[aria-current="page"] {
    color: #92610a;
    border-color: rgba(251, 191, 36, 0.35);
    background: rgba(251, 191, 36, 0.10);
}

/* ================= HAMBURGER ================= */
.hamburger {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 6px 20px 6px 6px;
    border-radius: 8px;
    flex-shrink: 0;
    z-index: 201;
}

.hamburger span {
    display: block;
    width: 24px;
    height: 2px;
    background: rgba(255, 255, 255, 0.90);
    border-radius: 2px;
    transition: transform 0.32s cubic-bezier(0.4, 0, 0.2, 1),
                opacity 0.22s ease,
                background 0.35s ease;
    transform-origin: center;
}

.header--scrolled .hamburger span {
    background: #0b1220;
}

.hamburger.is-open span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}
.hamburger.is-open span:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}
.hamburger.is-open span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* ================= OVERLAY ================= */
.nav-overlay {
    position: fixed;
    inset: 0;
    background: rgba(2, 6, 23, 0.55);
    z-index: 198;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.32s ease;
}

.nav-overlay.is-open {
    opacity: 1;
    pointer-events: all;
}

/* ================= PANEL MÓVIL ================= */
.nav-mobile {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: min(300px, 78vw);
    background: #0b1220;
    border-left: 1px solid rgba(148, 163, 184, 0.16);
    z-index: 199;
    transform: translateX(110%);
    transition: transform 0.36s cubic-bezier(0.4, 0, 0.2, 1);
    padding: 96px 24px 32px;
    overflow-y: auto;
}

.nav-mobile.is-open {
    transform: translateX(0);
}

.nav-mobile ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.nav-mobile ul a {
    display: block;
    padding: 14px 18px;
    color: rgba(229, 231, 235, 0.82);
    text-decoration: none;
    font-size: 13.5px;
    font-weight: 500;
    letter-spacing: 0.07em;
    text-transform: uppercase;
    border-radius: 12px;
    border: 1px solid transparent;
    transition: color 0.22s, background 0.22s, border-color 0.22s;
}

.nav-mobile ul a:hover,
.nav-mobile ul a[aria-current="page"] {
    color: rgba(251, 191, 36, 0.95);
    background: rgba(251, 191, 36, 0.07);
    border-color: rgba(251, 191, 36, 0.18);
}

@media (max-width: 768px) {
    .nav-desktop { display: none; }
    .hamburger   { display: flex; }
    .header-wrap { padding-left: clamp(16px, 4vw, 32px); }
}

/* ================= HERO ================= */
.hero {
    position: relative;
    min-height: 88vh;
    background: url("img/proyecto3.jpeg") center/cover no-repeat;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 60px 20px;
}

.hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background:
        radial-gradient(900px 520px at 18% 20%, rgba(251, 191, 36, 0.20), transparent 60%),
        radial-gradient(1000px 600px at 70% 15%, rgba(56, 189, 248, 0.18), transparent 55%),
        linear-gradient(to bottom, rgba(2,6,23,0.68), rgba(2,6,23,0.86));
}

.hero-content {
    position: relative;
    text-align: center;
    color: white;
    max-width: 980px;
    width: 100%;
    padding: 46px 34px;
    margin: 0 auto;
    border: 1px solid rgba(148, 163, 184, 0.20);
    background: linear-gradient(180deg, rgba(15, 23, 42, 0.55), rgba(2, 6, 23, 0.35));
    border-radius: 22px;
    box-shadow: var(--shadow);
    animation: fadeUp 0.6s ease forwards;
}

.hero-content h2 {
    font-size: clamp(32px, 4.8vw, 52px);
    font-weight: 600;
    letter-spacing: -0.028em;
    margin-bottom: 16px;
    line-height: 1.08;
}

.hero-logo {
    display: block;
    width: min(520px, 80vw);
    height: auto;
    margin: 0 auto 28px;
    filter: drop-shadow(0 8px 24px rgba(0, 0, 0, 0.35));
}

.hero-content p {
    font-size: 17px;
    font-weight: 300;
    margin: 0 auto 28px;
    line-height: 1.72;
    letter-spacing: 0.01em;
    color: rgba(229, 231, 235, 0.82);
    max-width: 60ch;
}

/* ================= BOTÓN ================= */
.btn {
    display: inline-block;
    padding: 14px 32px;
    background: linear-gradient(135deg, rgba(251, 191, 36, 0.95), rgba(251, 191, 36, 0.75));
    color: #0b1220;
    text-decoration: none;
    border-radius: 12px;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    transition: transform 0.3s ease, filter 0.3s ease;
    box-shadow: 0 16px 35px rgba(0,0,0,0.35);
    border: 1px solid rgba(251, 191, 36, 0.35);
}

.btn:hover {
    filter: brightness(1.04);
}

/* ================= SERVICIOS (INDEX) ================= */
.servicios {
    padding: clamp(48px, 8vw, 70px) clamp(16px, 4vw, 24px);
    text-align: center;
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
}

.servicios h2 {
    font-family: "IBM Plex Sans", system-ui, sans-serif;
    font-size: clamp(1.1rem, 3vw, 1.45rem);
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    margin-bottom: clamp(28px, 5vw, 40px);
    color: rgba(229, 231, 235, 0.60);
    padding-inline: 8px;
}

/* ===== TARJETAS DE SERVICIOS ===== */
.svc-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: clamp(16px, 2.5vw, 24px);
    max-width: 1120px;
    margin: 0 auto;
}

.svc-card {
    display: flex;
    flex-direction: column;
    border-radius: 18px;
    overflow: hidden;
    background: #ffffff;
    text-decoration: none;
    color: inherit;
    box-shadow: 0 4px 20px rgba(0,0,0,0.10);
    transition: transform 0.28s ease, box-shadow 0.28s ease;
}

.svc-card-img {
    width: 100%;
    aspect-ratio: 16 / 9;
    overflow: hidden;
    flex-shrink: 0;
}

.svc-card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.4s ease;
}

.svc-card:hover .svc-card-img img {
    transform: scale(1.05);
}

.svc-card-body {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    padding: 20px;
    flex: 1;
}

.svc-card-icon {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    background: rgba(11, 18, 32, 0.06);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    color: var(--bg);
    margin-top: 2px;
}

.svc-card-text {
    flex: 1;
    min-width: 0;
}

.svc-card-text h3 {
    font-size: clamp(0.95rem, 2vw, 1.05rem);
    font-weight: 600;
    color: #0f172a;
    letter-spacing: -0.01em;
    line-height: 1.25;
    margin-bottom: 6px;
}

.svc-card-text p {
    font-size: 13px;
    color: #64748b;
    font-weight: 300;
    line-height: 1.55;
    margin: 0;
}

.svc-card-arrow {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    width: 34px;
    height: 34px;
    border-radius: 50%;
    border: 1.5px solid rgba(251, 191, 36, 0.45);
    background: transparent;
    color: var(--accent);
    margin-top: 2px;
    transition: background 0.25s ease, border-color 0.25s ease, color 0.25s ease, transform 0.25s ease;
}

.svc-card:hover .svc-card-arrow {
    background: var(--accent);
    border-color: var(--accent);
    color: #0f172a;
    transform: translateX(3px);
}

@media (hover: hover) and (pointer: fine) {
    .svc-card:hover {
        transform: translateY(-6px);
        box-shadow: 0 16px 40px rgba(0,0,0,0.16);
    }
}

@media (max-width: 900px) {
    .svc-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 520px) {
    .svc-grid {
        grid-template-columns: 1fr;
    }
}

/* ================= NUEVO: PLANTILLA PARA PÁGINAS INTERNAS ================= */
/* Usa estas clases en TODAS tus páginas: mantenimiento, energia, etc */

.page-hero {
    position: relative;
    height: 55vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: url("img/proyecto2.jpeg") center/cover no-repeat;
}

.page-hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background:
        radial-gradient(900px 520px at 18% 20%, rgba(251, 191, 36, 0.16), transparent 60%),
        linear-gradient(to bottom, rgba(2,6,23,0.62), rgba(2,6,23,0.85));
}

.page-hero-content {
    position: relative;
    color: white;
    text-align: center;
    max-width: 800px;
    padding: 20px;
}

.page-hero-content h1 {
    font-size: clamp(26px, 5.5vw, 44px);
    font-family: "IBM Plex Sans", system-ui, sans-serif;
    font-weight: 600;
    letter-spacing: -0.025em;
    line-height: 1.08;
    margin-bottom: 12px;
}

.page-hero-content p {
    font-size: 16.5px;
    font-weight: 300;
    letter-spacing: 0.01em;
    line-height: 1.7;
    opacity: 0.82;
}

/* CONTENIDO */
.page-content {
    padding: clamp(40px, 8vw, 70px) clamp(16px, 8%, 96px);
    max-width: 1200px;
    margin: auto;
}

.page-content h2 {
    font-family: "IBM Plex Sans", system-ui, sans-serif;
    font-size: clamp(1.4rem, 3.2vw, 2rem);
    font-weight: 600;
    letter-spacing: -0.02em;
    line-height: 1.15;
    margin-bottom: 22px;
    color: var(--text);
}

.page-content p {
    font-weight: 400;
    line-height: 1.75;
    margin-bottom: 22px;
    color: rgba(229, 231, 235, 0.82);
    text-align: justify;
}

/* BLOQUES */
.page-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px,1fr));
    gap: 25px;
    margin-top: 40px;
}

.page-box {
    background: linear-gradient(180deg, rgba(15, 23, 42, 0.92), rgba(2, 6, 23, 0.62));
    padding: 25px;
    border-radius: 18px;
    box-shadow: var(--shadow-soft);
    transition: transform 0.3s, box-shadow 0.3s;
    border: 1px solid rgba(148, 163, 184, 0.18);
}

.page-box:hover {
    box-shadow: 0 26px 55px rgba(0,0,0,0.45);
}

/* Premium blocks (páginas internas) */
.page-box{
    position: relative;
    overflow: hidden;
}

.page-box::before{
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    height: 3px;
    width: 100%;
    background: linear-gradient(90deg, rgba(251, 191, 36, 0.95), rgba(56, 189, 248, 0.85));
    opacity: 0.9;
}

.page-box-icon{
    width: 46px;
    height: 46px;
    margin: 2px auto 12px;
    color: rgba(251, 191, 36, 0.95);
    filter: drop-shadow(0 12px 22px rgba(0,0,0,0.35));
    opacity: 0.98;
}

.page-box h3{
    font-size: 1.1rem;
    font-weight: 600;
    letter-spacing: -0.01em;
    line-height: 1.2;
    margin-bottom: 10px;
}

.page-box p{
    font-weight: 400;
    color: rgba(229, 231, 235, 0.75);
    line-height: 1.72;
}

.page-box-feature{
    border-color: rgba(251, 191, 36, 0.22);
    box-shadow: 0 22px 55px rgba(0,0,0,0.42);
    background: radial-gradient(700px 420px at 20% 10%, rgba(251, 191, 36, 0.10), transparent 55%),
                linear-gradient(180deg, rgba(15, 23, 42, 0.92), rgba(2, 6, 23, 0.62));
}

.page-box-feature:hover{
    border-color: rgba(251, 191, 36, 0.30);
}

/* IMAGEN DESTACADA */
.page-img {
    width: 100%;
    height: auto;
    aspect-ratio: 19 / 11;
    object-fit: cover;
    border-radius: 19px;
    margin-top: 30px;
    box-shadow: var(--shadow);
    display: block;
}

.page-img--ingenieria {
    object-position: 80% bottom;
}

/* ================= EXPERIENCIA ================= */
.experiencia{
    padding: clamp(64px, 10vw, 92px) clamp(16px, 5vw, 48px);
    background:
        radial-gradient(900px 520px at 18% 20%, rgba(251, 191, 36, 0.10), transparent 60%),
        radial-gradient(1000px 600px at 70% 15%, rgba(56, 189, 248, 0.10), transparent 60%),
        #020617;
    color:#fff;
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    overflow-x: hidden;
}

.exp-header{
    text-align:center;
    max-width: 980px;
    margin:auto;
}

.exp-header h2{
    font-size: clamp(26px, 3.8vw, 40px);
    font-weight: 600;
    letter-spacing: -0.022em;
    line-height: 1.1;
    margin-bottom: 14px;
}

.exp-header p{
    color: rgba(229, 231, 235, 0.70);
    font-size: 1rem;
    font-weight: 300;
    line-height: 1.75;
    letter-spacing: 0.005em;
    max-width: 70ch;
    margin: 0 auto;
}

.metrics{
    margin-top: 42px;
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 16px;
}

.metric{
    background: linear-gradient(180deg, rgba(15, 23, 42, 0.92), rgba(2, 6, 23, 0.62));
    padding: 28px 22px;
    border-radius: 18px;
    text-align:center;
    transition: transform 0.28s ease, box-shadow 0.28s ease, border-color 0.28s ease;
    box-shadow: var(--shadow-soft);
    border: 1px solid rgba(148, 163, 184, 0.18);
    position: relative;
    overflow: hidden;
}

.metric::before{
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    height: 3px;
    width: 100%;
    background: linear-gradient(90deg, rgba(251, 191, 36, 0.95), rgba(56, 189, 248, 0.85));
    opacity: 0.95;
}

.metric:hover{
    box-shadow: 0 26px 55px rgba(0,0,0,0.45);
    border-color: rgba(251, 191, 36, 0.22);
}

.metric-number{
    font-family: "IBM Plex Sans Condensed", system-ui, sans-serif;
    font-weight: 700;
    font-size: clamp(38px, 4.5vw, 56px);
    line-height: 1;
    margin-top: 10px;
    margin-bottom: 10px;
    letter-spacing: -0.03em;
    color: rgba(251, 191, 36, 0.96);
    text-shadow: 0 18px 45px rgba(0,0,0,0.45);
}

.metric span{
    font-size: 0.82rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: rgba(229, 231, 235, 0.58);
    display: block;
}

@media (max-width: 980px){
    .metrics{
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 14px;
    }
}

@media (max-width: 520px){
    .experiencia{ padding: clamp(56px, 12vw, 80px) clamp(14px, 4vw, 18px); }
    .metrics{ grid-template-columns: 1fr; }
    .metric{ padding: 24px 18px; }
}

/* CARRUSEL — centrado en móvil, sin scroll horizontal en la página */

/* Variable de padding para calcular el ancho del slide de forma fiable */
:root {
    --carousel-pad: clamp(48px, 12vw, 64px);
}

.carousel-container{
    margin-top: clamp(48px, 8vw, 80px);
    position: relative;
    width: 100%;
    max-width: min(1200px, 100%);
    margin-left: auto;
    margin-right: auto;
    padding-inline: var(--carousel-pad);
    box-sizing: border-box;
    overflow: hidden;
}

.carousel{
    display: flex;
    overflow-x: auto;
    overflow-y: hidden;
    scroll-behavior: smooth;
    scroll-snap-type: x mandatory;
    scroll-padding-inline: clamp(8px, 2vw, 16px);
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
}

.carousel::-webkit-scrollbar{
    display: none;
}

.carousel-track{
    display: flex;
    align-items: stretch;
    gap: clamp(12px, 2.5vw, 20px);
    width: max-content;
    margin-inline: auto;
    min-height: 1px;
}

.slide{
    flex: 0 0 min(430px, calc(100vw - 2 * var(--carousel-pad)));
    scroll-snap-align: center;
    width: min(430px, calc(100vw - 2 * var(--carousel-pad)));
    max-width: 100%;
    height: clamp(180px, 42vw, 320px);
    border-radius: 16px;
    overflow: hidden;
    position: relative;
    box-shadow: 0 10px 25px rgba(0,0,0,0.5);
    box-sizing: border-box;
}

.slide img{
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.5s;
}

.slide::after{
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.7), transparent);
}

.slide-text{
    position: absolute;
    bottom: clamp(10px, 3vw, 15px);
    left: clamp(10px, 3vw, 15px);
    right: clamp(10px, 3vw, 15px);
    font-size: clamp(0.8rem, 2.8vw, 0.9rem);
    color: #fff;
    line-height: 1.35;
}

.carousel-btn{
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 3;
    background: rgba(15,23,42,0.92);
    border: 1px solid rgba(148, 163, 184, 0.22);
    color: #fff;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.25s ease, transform 0.25s ease;
    box-shadow: 0 8px 22px rgba(0,0,0,0.35);
}

.carousel-btn:hover{
    background: rgba(30, 41, 59, 0.98);
}

.carousel-btn:active{
    transform: translateY(-50%) scale(0.96);
}

.prev{
    left: clamp(6px, 2vw, 12px);
}

.next{
    right: clamp(6px, 2vw, 12px);
}

@media (max-width: 768px) {
    :root {
        --carousel-pad: clamp(40px, 11vw, 52px);
    }

    .carousel-container{
        max-width: 100%;
    }

    .slide{
        height: clamp(168px, 46vw, 240px);
    }
}

/* ================= QUIÉNES SOMOS ================= */
.quienes-somos {
    padding: 96px 20px;
    background: var(--bg);
    color: white;
    border-top: 1px solid var(--line);
}

.qs-inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 72px;
    max-width: 1100px;
    margin: 0 auto;
    align-items: center;
}

/* --- Columna imágenes --- */
.qs-images {
    position: relative;
}

.qs-img-wrap {
    position: relative;
    display: inline-block;
    width: 100%;
}

.qs-img-main {
    width: 100%;
    height: clamp(380px, 50vw, 520px);
    object-fit: cover;
    border-radius: 20px;
    display: block;
}

.qs-badge {
    position: absolute;
    top: 20px;
    left: 20px;
    background: var(--accent);
    color: #0f172a;
    border-radius: 12px;
    padding: 12px 16px;
    display: flex;
    flex-direction: column;
    align-items: center;
    line-height: 1.1;
    box-shadow: 0 4px 16px rgba(251, 191, 36, 0.40);
}

.qs-badge-year {
    font-size: 28px;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.qs-badge-label {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    margin-top: 2px;
}

.qs-img-secondary {
    position: absolute;
    bottom: -32px;
    right: -32px;
    width: clamp(260px, 54%, 380px);
    height: clamp(195px, 40%, 285px);
    object-fit: cover;
    border-radius: 14px;
    border: 4px solid var(--bg);
    box-shadow: 0 8px 28px rgba(0,0,0,0.55);
}

/* --- Columna texto --- */
.qs-eyebrow {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.15em;
    color: var(--accent);
    text-transform: uppercase;
    margin-bottom: 20px;
}

.qs-title {
    font-size: clamp(26px, 3.5vw, 40px);
    font-weight: 600;
    letter-spacing: -0.03em;
    line-height: 1.12;
    margin-bottom: 20px;
}

.qs-desc {
    color: #94a3b8;
    font-size: 16px;
    line-height: 1.75;
    font-weight: 300;
}

.qs-divider {
    border: none;
    border-top: 1px solid var(--line);
    margin: 32px 0;
}

.qs-valores {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.qs-valor {
    display: flex;
    align-items: flex-start;
    gap: 16px;
}

.qs-valor-icon {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    background: rgba(251, 191, 36, 0.10);
    border: 1px solid rgba(251, 191, 36, 0.20);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    color: var(--accent);
}

.qs-valor strong {
    display: block;
    font-size: 15px;
    font-weight: 600;
    color: white;
    margin-bottom: 3px;
}

.qs-valor p {
    font-size: 14px;
    color: #64748b;
    font-weight: 300;
    line-height: 1.5;
    margin: 0;
}

/* Responsive */
@media (max-width: 860px) {
    .qs-inner {
        grid-template-columns: 1fr;
        gap: 48px;
    }

    .qs-img-secondary {
        bottom: -16px;
        right: -8px;
    }
}

@media (max-width: 480px) {
    .qs-img-secondary {
        width: 150px;
        height: 110px;
        bottom: -16px;
        right: -8px;
    }
}

/* ================= FOOTER ================= */
footer {
    background: rgba(2, 6, 23, 0.85);
    color: white;
    text-align: center;
    padding: 20px;
    border-top: 1px solid var(--line);
}

/* ================= ANIMACIÓN ================= */
@keyframes fadeUp {
    from { opacity:0.06; transform:translateY(20px); }
    to { opacity:1; transform:translateY(0); }
}

/* ================= RESPONSIVE ================= */
@media (max-width: 768px) {
    .hero-content h2 {
        font-size: clamp(26px, 7vw, 36px);
        letter-spacing: -0.022em;
    }

    .hero-content{
        padding: clamp(28px, 6vw, 46px) clamp(18px, 5vw, 34px);
    }

    /* page-hero-content h1 ya usa clamp(), no se necesita override aquí */

    /* Cards de servicios: ancho completo de la cuadrícula */
    .svc-card { width: 100%; }

    .exp-header h2{
        font-size: clamp(22px, 6vw, 32px);
        letter-spacing: -0.018em;
    }
}
/* CENTRAR TEXTO EN TARJETAS DE PÁGINAS INTERNAS */
.page-box {
    text-align: center; /* 👈 CENTRA TODO */
}

.page-box h3 {
    margin-bottom: 10px;
    text-align: center;
}

.page-box p {
    text-align: center;
}

/* ================= CONTACTO ================= */
.contacto {
    padding: 96px 20px;
    background: radial-gradient(900px 520px at 18% 20%, rgba(251, 191, 36, 0.08), transparent 60%),
                #020617;
    color: white;
    border-top: 1px solid var(--line);
}

.contacto-inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    max-width: 1100px;
    margin: 0 auto;
    align-items: start;
}

.contacto-eyebrow {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.15em;
    color: var(--accent);
    text-transform: uppercase;
    margin-bottom: 20px;
}

.eyebrow-line {
    display: block;
    width: 32px;
    height: 2px;
    background: var(--accent);
    flex-shrink: 0;
}

.contacto-title {
    font-size: clamp(28px, 4vw, 44px);
    font-weight: 600;
    letter-spacing: -0.03em;
    line-height: 1.1;
    margin-bottom: 20px;
}

.contacto-desc {
    color: #94a3b8;
    font-size: 16px;
    line-height: 1.7;
    font-weight: 300;
    margin-bottom: 36px;
}

.contacto-info {
    list-style: none;
    padding: 0;
    margin: 0 0 40px 0;
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.contacto-info-link {
    display: flex;
    align-items: center;
    gap: 16px;
    text-decoration: none;
    color: inherit;
}

.contacto-info-icon {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.10);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    color: #94a3b8;
}

.contacto-info-icon--wsp {
    color: #25D366;
    background: rgba(37, 211, 102, 0.12);
    border-color: rgba(37, 211, 102, 0.25);
}

.contacto-info-icon--email {
    color: #fbbf24;
    background: rgba(251, 191, 36, 0.12);
    border-color: rgba(251, 191, 36, 0.25);
}

.contacto-info-icon--location {
    color: #38bdf8;
    background: rgba(56, 189, 248, 0.12);
    border-color: rgba(56, 189, 248, 0.25);
}

.contacto-info-label {
    display: block;
    font-size: 11px;
    font-weight: 500;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: #64748b;
    line-height: 1;
    margin-bottom: 3px;
}

.contacto-info-value {
    display: block;
    font-size: 15px;
    font-weight: 400;
    color: rgba(255,255,255,0.85);
}

.btn-wsp-main {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 16px 32px;
    background: #25D366;
    color: white;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: 15px;
    letter-spacing: 0.02em;
    transition: background-color 0.25s, transform 0.25s;
    box-shadow: 0 8px 24px rgba(37, 211, 102, 0.35);
}

.btn-wsp-main:hover {
    background: #1ebe5d;
}

/* Formulario */
.contacto-form-card {
    background: #f1f5f9;
    border-radius: 20px;
    padding: 40px;
    color: #0f172a;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
    margin-bottom: 20px;
}

.form-group label {
    font-size: 13px;
    font-weight: 500;
    color: #374151;
    letter-spacing: 0.01em;
}

.form-group label span:not(.optional) {
    color: #ef4444;
}

.optional {
    font-size: 12px;
    color: #94a3b8;
    font-weight: 400;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1.5px solid #e2e8f0;
    border-radius: 10px;
    font-family: "IBM Plex Sans", system-ui, sans-serif;
    font-size: 14px;
    color: #0f172a;
    background: white;
    outline: none;
    transition: border-color 0.2s, box-shadow 0.2s;
    appearance: none;
    -webkit-appearance: none;
    box-sizing: border-box;
}

.form-group select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%2394a3b8'%3E%3Cpath d='M7 10l5 5 5-5z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    background-size: 20px;
    padding-right: 40px;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(251, 191, 36, 0.18);
}

.form-group input.error,
.form-group textarea.error {
    border-color: #ef4444;
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.15);
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    20%       { transform: translateX(-6px); }
    40%       { transform: translateX(6px); }
    60%       { transform: translateX(-4px); }
    80%       { transform: translateX(4px); }
}

.shake { animation: shake 0.4s ease; }

.form-group textarea {
    resize: vertical;
    min-height: 110px;
}

.btn-form-submit {
    width: 100%;
    padding: 15px;
    background: var(--accent);
    color: #0f172a;
    border: none;
    border-radius: 10px;
    font-family: "IBM Plex Sans", system-ui, sans-serif;
    font-size: 15px;
    font-weight: 600;
    letter-spacing: 0.02em;
    cursor: pointer;
    transition: background-color 0.2s, transform 0.2s;
    margin-top: 4px;
}

.btn-form-submit:hover { background: #f59e0b; }

.form-success {
    margin-top: 12px;
    font-size: 14px;
    font-weight: 500;
    color: #16a34a;
    min-height: 20px;
    text-align: center;
}

/* Botón flotante WhatsApp */
.fab-wsp {
    position: fixed;
    bottom: 28px;
    right: 28px;
    z-index: 300;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: #25D366;
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    box-shadow: 0 6px 24px rgba(37, 211, 102, 0.50);
    transition: transform 0.2s, background-color 0.2s;
}

.fab-tooltip {
    position: absolute;
    right: calc(100% + 12px);
    background: #0f172a;
    color: white;
    font-size: 13px;
    font-weight: 500;
    padding: 6px 12px;
    border-radius: 6px;
    white-space: nowrap;
    pointer-events: none;
    opacity: 0;
    transform: translateX(6px);
    transition: opacity 0.2s, transform 0.2s;
}

.fab-tooltip::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 100%;
    transform: translateY(-50%);
    border: 5px solid transparent;
    border-left-color: #0f172a;
}

.fab-wsp:hover .fab-tooltip {
    opacity: 1;
    transform: translateX(0);
}

@media (max-width: 860px) {
    .contacto-inner {
        grid-template-columns: 1fr;
        gap: 48px;
    }
}

@media (max-width: 480px) {
    .contacto-form-card { padding: 28px 20px; }
    .fab-wsp { bottom: 20px; right: 20px; }
}

/* ===== PERFORMANCE: transforms sólo en dispositivos con puntero preciso ===== */
@media (hover: hover) and (pointer: fine) {
    .page-box:hover { transform: translateY(-5px); }
    .page-box-feature:hover { transform: translateY(-7px); }
    .metric:hover { transform: translateY(-6px); }
    .btn:hover { transform: translateY(-3px); }
    .btn-wsp-main:hover { transform: translateY(-2px); }
    .fab-wsp:hover { transform: scale(1.08); }
    .btn-form-submit:hover { transform: translateY(-2px); }
    .header-cta:hover { transform: translateY(-1px); }
    .slide:hover img { transform: scale(1.06); }
}

/* ===== PERFORMANCE: respeta preferencia de movimiento reducido ===== */
@media (prefers-reduced-motion: reduce) {
    .hero-content { animation: none; opacity: 1; transform: none; }
    *, *::before, *::after {
        transition-duration: 0.01ms !important;
        animation-duration: 0.01ms !important;
    }
}

/* ===== PERFORMANCE: optimizaciones exclusivas para móvil ===== */
@media (max-width: 768px) {
    /* Eliminar gradientes radiales complejos del body — reduce tiempo de paint inicial */
    body {
        background: var(--bg);
    }

    /* Hero más compacto — menos píxeles para pintar en pantalla pequeña */
    .hero {
        min-height: 75vh;
    }

    /* Simplificar overlay del hero — linear-gradient es mucho más rápido que radial */
    .hero::before {
        background: linear-gradient(to bottom, rgba(2,6,23,0.65), rgba(2,6,23,0.88));
    }

    /* Simplificar overlay de pages internas */
    .page-hero::before {
        background: linear-gradient(to bottom, rgba(2,6,23,0.60), rgba(2,6,23,0.86));
    }

    /* Animación más rápida → LCP mejora */
    .hero-content {
        animation-duration: 0.35s;
    }

    /* Sección de experiencia: fondo sólido (sin radiales) */
    .experiencia {
        background: #020617;
    }

    /* Contacto: fondo sólido + content-visibility para diferir render off-screen */
    .contacto {
        background: #020617;
        content-visibility: auto;
        contain-intrinsic-size: auto 900px;
    }
}

/* ================================================================
   GALERÍA DE PROYECTOS — GLightbox
   Compartida por todas las páginas de servicios
   ================================================================ */
.galeria-proyectos {
    padding: 5rem 1.5rem;
    background: #0b1220;
}

.galeria-proyectos__inner {
    max-width: 1200px;
    margin: 0 auto;
}

.galeria-proyectos__header {
    text-align: center;
    margin-bottom: 2.5rem;
}

.galeria-proyectos__eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: #fbbf24;
    margin-bottom: 0.75rem;
}

.galeria-proyectos__eyebrow::before,
.galeria-proyectos__eyebrow::after {
    content: '';
    display: block;
    width: 32px;
    height: 1px;
    background: #fbbf24;
    opacity: 0.5;
}

.galeria-proyectos__title {
    font-size: clamp(1.6rem, 3.5vw, 2.25rem);
    font-weight: 700;
    color: #f1f5f9;
    line-height: 1.2;
}

.galeria-proyectos__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 10px;
}

.galeria-proyectos__item {
    position: relative;
    border-radius: 10px;
    overflow: hidden;
    aspect-ratio: 4/3;
    display: block;
    cursor: zoom-in;
    background: #1e2940;
}

.galeria-proyectos__item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.5s ease;
}

.galeria-proyectos__item:hover img {
    transform: scale(1.06);
}

.galeria-proyectos__overlay {
    position: absolute;
    inset: 0;
    background: rgba(11, 18, 32, 0.55);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.galeria-proyectos__item:hover .galeria-proyectos__overlay {
    opacity: 1;
}

.galeria-proyectos__overlay svg {
    width: 40px;
    height: 40px;
    color: #fbbf24;
    filter: drop-shadow(0 2px 8px rgba(0,0,0,0.5));
}

.galeria-proyectos__grid--featured {
    grid-template-columns: repeat(6, 1fr);
}

.galeria-proyectos__grid--featured .galeria-proyectos__item:nth-child(-n+2) {
    grid-column: span 3;
}

.galeria-proyectos__grid--featured .galeria-proyectos__item:nth-child(n+3) {
    grid-column: span 2;
}

@media (max-width: 900px) {
    .galeria-proyectos__grid {
        grid-template-columns: repeat(3, 1fr);
    }
    .galeria-proyectos__grid--featured {
        grid-template-columns: repeat(3, 1fr);
    }
    .galeria-proyectos__grid--featured .galeria-proyectos__item:nth-child(-n+2),
    .galeria-proyectos__grid--featured .galeria-proyectos__item:nth-child(n+3) {
        grid-column: span 1;
    }
}

@media (max-width: 600px) {
    .galeria-proyectos__grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 8px;
    }
    .galeria-proyectos {
        padding: 3rem 1rem;
    }
}
/* ---- AOS: respetar prefers-reduced-motion ---- */
@media (prefers-reduced-motion: reduce) {
    [data-aos] {
        opacity: 1 !important;
        transform: none !important;
        transition: none !important;
        animation: none !important;
    }
}