/* --- VARIABLES GLOBALES --- */
:root {
    --primary: #3b81b7;
    --primary-dark: #205f8f;
    --green: #1e9153;
    --green-dark: #0e6d3a;
    --yellow: #efb412;
    --yellow-dark: #c7960a;
    --red: #d94437;
    --red-dark: #b32d26;
    --black: #222222;
    --white: #ffffff;
    --gray-50: #f9f9f9;
    --gray-100: #e7e7e7;
    --gray-200: #d5d5d5;
    --gray-400: #b4b4b4;
    --gray-500: #929292;
    --text-dark: #333333;

    --font-main: 'Inter', sans-serif;
    --container-max: 1600px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);

    /* Font Sizes (clamp: min, preferred, max) */
    --text-2xs: clamp(0.5rem, 0.45rem + 0.1vw, 0.625rem);
    /* 8-10px */
    --text-xs: clamp(0.625rem, 0.6rem + 0.1vw, 0.75rem);
    /* 10-12px */
    --text-sm: clamp(0.75rem, 0.7rem + 0.2vw, 0.875rem);
    /* 12-14px */
    --text-base: clamp(0.875rem, 0.8rem + 0.3vw, 1rem);
    /* 14-16px */
    --text-lg: clamp(1rem, 0.9rem + 0.4vw, 1.125rem);
    /* 16-18px */
    --text-xl: clamp(1.125rem, 1rem + 0.5vw, 1.25rem);
    /* 18-20px */
    --text-2xl: clamp(1.25rem, 1.1rem + 0.7vw, 1.5rem);
    /* 20-24px */
    --text-3xl: clamp(1.5rem, 1.2rem + 1.2vw, 1.875rem);
    /* 24-30px */
    --text-4xl: clamp(1.875rem, 1.4rem + 1.8vw, 2.25rem);
    /* 30-36px */
    --text-5xl: clamp(2.25rem, 1.6rem + 2.5vw, 3rem);
    /* 36-48px */
    --text-6xl: clamp(2.75rem, 1.8rem + 3.5vw, 3.75rem);
    /* 44-60px */
    --text-7xl: clamp(3.25rem, 2rem + 4.5vw, 4.5rem);
    /* 52-72px */
    --text-8xl: clamp(4rem, 2.5rem + 5.5vw, 6rem);
    /* 64-96px */

    /* Line Heights */
    --leading-none: 1;
    --leading-tight: 1.15;
    --leading-snug: 1.25;
    --leading-comfortable: 1.4;
    --leading-normal: 1.5;
    --leading-relaxed: 1.625;
    --leading-loose: 2;

    /* Letter Spacing */
    --tracking-tighter: -0.05em;
    --tracking-tight: -0.025em;
    --tracking-normal: 0;
    --tracking-wide: 0.025em;
    --tracking-wider: 0.05em;
    --tracking-widest: 0.1em;
    --tracking-mega: 0.2em;
    --tracking-ultra: 0.3em;
    --tracking-extreme: 0.4em;

    /* Border radius */
    --radius-sm: 0.25rem;
    --radius-md: 0.5rem;
    --radius-lg: 1rem;
    --radius-xl: 2rem;
    --radius-full: 9999px;
}

/* --- RESET & BASE --- */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    border-radius: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-main);
    background-color: var(--white);
    color: var(--text-dark);
    line-height: var(--leading-relaxed);
    -webkit-font-smoothing: antialiased;
}

p {
    color: var(--gray-500);
    font-weight: 300;
    line-height: var(--leading-relaxed);
    margin-bottom: 1.25rem;
}

h1 {
    font-size: var(--text-5xl);
    font-weight: 700;
    margin-bottom: 1.25rem;
    line-height: var(--leading-tight);
}

h2 {
    font-size: var(--text-4xl);
    font-weight: 700;
    margin-bottom: 1.25rem;
    line-height: var(--leading-tight);
}

h3 {
    font-size: var(--text-3xl);
    font-weight: 700;
    margin-bottom: 1.25rem;
    line-height: var(--leading-tight);
}

h4 {
    font-size: var(--text-2xl);
    font-weight: 700;
    margin-bottom: 1.25rem;
    line-height: var(--leading-tight);
}

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

ul {
    list-style: none;
}

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

/* --- UTILIDADES --- */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 1.5rem;
}

.section-header {
    padding: 6rem 0;
    text-align: center;
}

.flex {
    display: flex;
}

.gap-1 {
    gap: 0.25rem;
}

.gap-2 {
    gap: 0.5rem;
}

.gap-3 {
    gap: 0.75rem;
}

.gap-4 {
    gap: 1rem;
}

.gap-5 {
    gap: 1.25rem;
}

.gap-6 {
    gap: 1.5rem;
}

.gap-8 {
    gap: 2rem;
}

.gap-10 {
    gap: 2.5rem;
}

.gap-12 {
    gap: 3rem;
}

.gap-14 {
    gap: 3.5rem;
}

.gap-16 {
    gap: 4rem;
}

/* Font Sizes (responsive con clamp) */
.text-2xs {
    font-size: var(--text-2xs);
}

.text-xs {
    font-size: var(--text-xs);
}

.text-sm {
    font-size: var(--text-sm);
}

.text-base {
    font-size: var(--text-base);
}

.text-lg {
    font-size: var(--text-lg);
}

.text-xl {
    font-size: var(--text-xl);
}

.text-2xl {
    font-size: var(--text-2xl);
}

.text-3xl {
    font-size: var(--text-3xl);
}

.text-4xl {
    font-size: var(--text-4xl);
}

.text-5xl {
    font-size: var(--text-5xl);
}

.text-6xl {
    font-size: var(--text-6xl);
}

.text-7xl {
    font-size: var(--text-7xl);
}

.text-8xl {
    font-size: var(--text-8xl);
}

/* Line Heights */
.leading-none {
    line-height: var(--leading-none);
}

.leading-tight {
    line-height: var(--leading-tight);
}

.leading-snug {
    line-height: var(--leading-snug);
}

.leading-comfortable {
    line-height: var(--leading-comfortable);
}

.leading-normal {
    line-height: var(--leading-normal);
}

.leading-relaxed {
    line-height: var(--leading-relaxed);
}

.leading-loose {
    line-height: var(--leading-loose);
}

/* Alignments */
.align-center {
    text-align: center;
}

.align-left {
    text-align: left;
}

.align-right {
    text-align: right;
}

/* Letter Spacing */
.tracking-tighter {
    letter-spacing: var(--tracking-tighter);
}

.tracking-tight {
    letter-spacing: var(--tracking-tight);
}

.tracking-normal {
    letter-spacing: var(--tracking-normal);
}

.tracking-wide {
    letter-spacing: var(--tracking-wide);
}

.tracking-wider {
    letter-spacing: var(--tracking-wider);
}

.tracking-widest {
    letter-spacing: var(--tracking-widest);
}

.tracking-mega {
    letter-spacing: var(--tracking-mega);
}

.tracking-ultra {
    letter-spacing: var(--tracking-ultra);
}

.tracking-extreme {
    letter-spacing: var(--tracking-extreme);
}

.grid {
    display: grid;
    gap: 2rem;
}

/* Flexbox alignment utilities */
.items-center {
    align-items: center;
}

.items-start {
    align-items: flex-start;
}

.items-end {
    align-items: flex-end;
}

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

.justify-between {
    justify-content: space-between;
}

.justify-end {
    justify-content: flex-end;
}

.justify-start {
    justify-content: flex-start;
}

.flex-col {
    flex-direction: column;
}

.flex-row {
    flex-direction: row;
}

.flex-wrap {
    flex-wrap: wrap;
}

/* Responsive: md (>= 768px) */
@media (min-width: 768px) {
    .md\:flex {
        display: flex;
    }

    .md\:hidden {
        display: none;
    }

    .md\:block {
        display: block;
    }

    .md\:items-center {
        align-items: center;
    }

    .md\:items-start {
        align-items: flex-start;
    }

    .md\:items-end {
        align-items: flex-end;
    }

    .md\:justify-center {
        justify-content: center;
    }

    .md\:justify-between {
        justify-content: space-between;
    }

    .md\:justify-end {
        justify-content: flex-end;
    }

    .md\:justify-start {
        justify-content: flex-start;
    }

    .md\:flex-col {
        flex-direction: column;
    }

    .md\:flex-row {
        flex-direction: row;
    }

    .md\:text-center {
        text-align: center;
    }

    .md\:text-left {
        text-align: left;
    }

    .md\:text-right {
        text-align: right;
    }
}

/* Responsive: lg (>= 1024px) */
@media (min-width: 1024px) {
    .lg\:flex {
        display: flex;
    }

    .lg\:hidden {
        display: none;
    }

    .lg\:block {
        display: block;
    }

    .lg\:items-center {
        align-items: center;
    }

    .lg\:items-start {
        align-items: flex-start;
    }

    .lg\:items-end {
        align-items: flex-end;
    }

    .lg\:justify-center {
        justify-content: center;
    }

    .lg\:justify-between {
        justify-content: space-between;
    }

    .lg\:justify-end {
        justify-content: flex-end;
    }

    .lg\:justify-start {
        justify-content: flex-start;
    }

    .lg\:flex-col {
        flex-direction: column;
    }

    .lg\:flex-row {
        flex-direction: row;
    }

    .lg\:text-center {
        text-align: center;
    }

    .lg\:text-left {
        text-align: left;
    }

    .lg\:text-right {
        text-align: right;
    }
}

.uppercase {
    text-transform: uppercase;
}

.text-center {
    text-align: center;
}

.text-right {
    text-align: right;
}

.text-left {
    text-align: left;
}

/* Iconos base */
.icon,
[data-icon] {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    flex-shrink: 0;
}

.icon svg,
[data-icon] svg {
    width: 100%;
    height: 100%;
}

.font-bold {
    font-weight: 700;
}

.font-light {
    font-weight: 300;
}

.label-small {
    font-size: var(--text-xs);
    font-weight: 700;
    letter-spacing: var(--tracking-ultra);
    text-transform: uppercase;
}

/* --- COMPONENTES CORE: BOTONES --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 1.25rem 2.5rem;
    font-size: var(--text-xs);
    font-weight: 700;
    letter-spacing: var(--tracking-mega);
    text-transform: uppercase;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    border-radius: var(--radius-full);
}

.btn-primary {
    background: linear-gradient(to right, var(--green), var(--primary), var(--green-dark), var(--primary-dark));
    background-size: 300% 100%;
    background-position: 0% 50%;
    color: var(--white);
    transition: background-position 0.4s ease-in-out;
}

.btn-primary:hover {
    background-position: 100% 50%;
}

.btn-outline {
    background-color: transparent;
    border: 1px solid var(--gray-400);
    color: var(--black);
}

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

.btn-group {
    display: flex;
    gap: 1rem;
}

/* --- COMPONENTES CORE: NAVEGACIÓN --- */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    height: 80px;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--gray-100);
    z-index: 1000;
    padding: 0 2rem;
    transition: height 0.3s ease, padding 0.3s ease, transform 0.3s ease;
    transform: translateY(0);
}

.navbar.is-scrolled {
    height: 70px;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
}

.navbar.is-hidden {
    transform: translateY(-100%);
}

/* Forzar navbar visible cuando menu mobile esta abierto */
.navbar.menu-open {
    transform: translateY(0) !important;
}

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

.logo {
    display: block;
    flex-shrink: 0;
}

.logo-image {
    height: 50px;
    width: auto;
    transition: width 0.3s ease;
}

.nav-links {
    display: flex;
    gap: 2.5rem;
    align-items: center;
}

.nav-link {
    font-size: var(--text-xs);
    font-weight: 700;
    letter-spacing: var(--tracking-mega);
    text-transform: uppercase;
    color: var(--gray-500);
    position: relative;
    transition: var(--transition);
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    height: 40px;
    /* Altura fija para alinear el underline */
}

.nav-link:hover {
    color: var(--black);
}

.nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -4px;
    left: 0;
    background-color: var(--primary);
    transition: width 0.3s ease;
}

.nav-link:hover::after,
.nav-dropdown:hover>.nav-link::after,
.nav-dropdown.is-open>.nav-link::after {
    width: 100%;
}

/* --- NAV ACTIONS --- */
.nav-actions {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.nav-lang {
    color: var(--primary);
    font-weight: 700;
}

.nav-lang:hover {
    color: var(--black);
}

/* --- NAV DROPDOWN / MEGAMENU --- */
.nav-dropdown {
    position: relative;
}

.nav-dropdown-trigger {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
}

.nav-dropdown-icon {
    width: 14px;
    height: 14px;
    transition: transform 0.2s ease;
}

.nav-dropdown:hover .nav-dropdown-icon,
.nav-dropdown.is-open .nav-dropdown-icon {
    transform: rotate(180deg);
}

.nav-megamenu {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(10px);
    min-width: 320px;
    background: var(--white);
    border: 1px solid var(--gray-100);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.15);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s;
    padding: 1.5rem;
    margin-top: 1rem;
    z-index: 100;
}

.nav-megamenu::before {
    content: '';
    position: absolute;
    top: -1rem;
    left: 0;
    right: 0;
    height: 1rem;
}

.nav-dropdown:hover .nav-megamenu,
.nav-dropdown.is-open .nav-megamenu {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}

.megamenu-grid {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.megamenu-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1rem;
    border-radius: 4px;
    /*transition: background 0.15s ease;*/
}

.megamenu-item:hover {
    background: var(--gray-50);
}

.megamenu-icon {
    width: 24px;
    height: 24px;
    color: var(--primary);
    flex-shrink: 0;
    margin-top: 2px;
}

.megamenu-content {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.megamenu-title {
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--black);
    text-transform: uppercase;
    letter-spacing: var(--tracking-wider);
}

.megamenu-desc {
    font-size: var(--text-xs);
    color: var(--gray-500);
    font-weight: 400;
    line-height: var(--leading-comfortable);
}

/* --- HAMBURGER MENU --- */
.nav-hamburger {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 40px;
    height: 40px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
    gap: 5px;
    position: relative;
    z-index: 1001;
}

.hamburger-line {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--black);
    transition: transform 0.3s ease, opacity 0.3s ease;
}

.nav-hamburger.is-active .hamburger-line:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.nav-hamburger.is-active .hamburger-line:nth-child(2) {
    opacity: 0;
}

.nav-hamburger.is-active .hamburger-line:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* --- MOBILE OVERLAY --- */
.nav-mobile-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s;
    z-index: 998;
}

.nav-mobile-overlay.is-visible {
    opacity: 1;
    visibility: visible;
}

/* --- SECCIONES LANDING (INDEX) --- */
.hero {
    padding-top: 12rem;
    padding-bottom: 8rem;
    position: relative;
    overflow: hidden;
}

canvas#lienzoMesh {
    position: absolute;
    top: 0;
    z-index: 0;
    width: 100%;
    height: 100%;
}

.hero-grid {
    display: grid;
    align-items: center;
    z-index: 100;
    position: relative;
}

.hero-flex {
    display: flex;
    flex-direction: column;
    align-items: center;
    z-index: 100;
    position: relative;
}

.hero-title {
    font-size: var(--text-7xl);
    font-weight: 700;
    line-height: var(--leading-none);
    letter-spacing: var(--tracking-tight);
    margin-bottom: 2.5rem;
    color: var(--primary);
}

.hero-description {
    font-size: var(--text-xl);
    color: var(--gray-500);
    font-weight: 300;
    max-width: 500px;
    margin-bottom: 3rem;
}

.hero-image-wrapper {
    border: 1px solid var(--gray-200);
    padding: 0.5rem;
    background: var(--white);
}

.hero-image-wrapper img {
    width: 100%;
    aspect-ratio: 1/1;
    object-fit: cover;
    filter: grayscale(100%);
}

/* Service Home */

.solutions-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    border: 1px solid var(--gray-200);
}

.service-card {
    padding: 3rem;
    background: var(--white);
    border-right: 1px solid var(--gray-100);
    transition: var(--transition);
}

.service-card:last-child {
    border-right: none;
}

.service-card:hover {
    background-color: #f8faff;
    box-shadow: inset 0 0 0 1px var(--primary);
    z-index: 1;
}

.service-icon {
    width: 48px;
    height: 48px;
    background: var(--gray-100);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 2.5rem;
}

.service-card h3 {
    font-size: var(--text-xl);
    font-weight: 700;
    margin-bottom: 1.5rem;
    letter-spacing: var(--tracking-tight);
}

.service-card p {
    font-size: var(--text-base);
    color: var(--gray-500);
    margin-bottom: 2.5rem;
    font-weight: 300;
}

.service-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.service-list li {
    font-size: var(--text-xs);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: var(--tracking-mega);
    color: var(--gray-400);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.dot {
    width: 6px;
    height: 6px;
    background-color: var(--primary);
}

.dark-section {
    background: var(--black);
    color: var(--white);
    padding: 8rem 0;
}

.dark-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6rem;
    align-items: center;
}

.stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

.stats-3 {
    grid-template-columns: repeat(3, 1fr);
}

.partners-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 0;
}

.partners-grid:has(> :last-child:nth-child(5)) {
    grid-template-columns: repeat(5, 1fr);
}

.partners-grid:has(> :last-child:nth-child(4)) {
    grid-template-columns: repeat(4, 1fr);
}

.partners-grid:has(> :last-child:nth-child(3)) {
    grid-template-columns: repeat(3, 1fr);
}

.partners-grid:has(> :last-child:nth-child(2)) {
    grid-template-columns: repeat(2, 1fr);
}

.partners-grid:has(> :last-child:nth-child(1)) {
    grid-template-columns: repeat(1, 1fr);
}

.partner-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    transition: var(--transition);
}

.partner-logo img {
    max-width: 100%;
    max-height: 60px;
    height: 5dvh;
    object-fit: contain;
}

.stat-value {
    font-size: var(--text-3xl);
    font-weight: 700;
    margin-bottom: 0.5rem;
}

/* Sistema de Feature Grid (3 y 4 columnas) */
.feature-grid {
    display: grid;
}

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

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

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

.feature-item {
    padding: 4rem 3rem;
}

.feature-item:nth-child(4n + 1) {
    border-top: 10px solid var(--yellow);
}

.feature-item:nth-child(4n + 2) {
    border-top: 10px solid var(--green);
}

.feature-item:nth-child(4n + 3) {
    border-top: 10px solid var(--red);
}

.feature-item:nth-child(4n + 4) {
    border-top: 10px solid var(--primary);
}

/* Quitar borde derecho en ultima columna */
.feature-grid.cols-3 .feature-item:nth-child(3n),
.feature-grid.cols-4 .feature-item:nth-child(4n) {
    border-right: none;
}

.feature-item [data-icon],
.feature-item i {
    color: var(--primary);
    margin-bottom: 2rem;
    display: flex;
    width: 24px;
    height: 24px;
}

.feature-item h4 {
    font-size: var(--text-lg);
    font-weight: 700;
    margin-bottom: 1rem;
    letter-spacing: var(--tracking-tight);
}

.feature-item p {
    font-size: var(--text-base);
    color: var(--gray-500);
    font-weight: 300;
    line-height: var(--leading-relaxed);
}

.contact-form {
    max-width: 800px;
    margin: 0 auto;
}

.form-row div {
    margin-bottom: 1rem;
}

.form-row .label-small {
    margin-left: 1.25rem;
}

.input-field {
    width: 100%;
    border: 1px solid var(--gray-400);
    padding: 1.25rem;
    font-size: var(--text-xs);
    font-weight: 700;
    letter-spacing: var(--tracking-widest);
    outline: none;
    border-radius: var(--radius-full)
}

.input-field:focus {
    background-color: var(--gray-50);
}

.border-left-0 {
    border-left: 0;
}

.border-top-0 {
    border-top: 0;
}

textarea.input-field {
    height: 160px;
    resize: none;
    border-radius: var(--radius-lg)
}

.form-message.error-message {
    font-size: var(--text-xs);
    margin-left: 1.25rem;
    color: var(--red-dark)
}

.btn-submit {
    width: 100%;
    padding: 1.5rem;
    letter-spacing: var(--tracking-extreme);
}

/* --- SECCIONES SERVICIO (SERVICE PAGE) --- */
.service-hero {
    padding-top: 10rem;
    padding-bottom: 6rem;
    border-bottom: 1px solid var(--gray-100);
}

.hero-split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: end;
}

.hero-lead {
    font-size: var(--text-xl);
    font-weight: 300;
    color: var(--gray-500);
    max-width: 500px;
}

/* Legacy: tech-grid (deprecado, usar feature-grid) */
.tech-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    border-top: 1px solid var(--gray-200);
}

.tech-item {
    padding: 4rem 2rem;
    border-right: 1px solid var(--gray-200);
    border-bottom: 1px solid var(--gray-200);
}

.tech-item:nth-child(4n) {
    border-right: none;
}

.tech-item i,
.tech-item [data-icon] {
    color: var(--primary);
    margin-bottom: 2rem;
    display: flex;
    width: 24px;
    height: 24px;
}

.tech-item h4 {
    font-size: var(--text-lg);
    font-weight: 700;
    margin-bottom: 1rem;
    letter-spacing: var(--tracking-tight);
}

.tech-item p {
    font-size: var(--text-base);
    color: var(--gray-500);
    font-weight: 300;
}

.detail-section {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    background: var(--gray-50);
}

.detail-image {
    background-position: center;
    background-size: cover;
    background-repeat: no-repeat;
    min-height: 500px;
}

.detail-content {
    padding: 6rem;
    background-color: var(--white);
}

.step {
    margin-bottom: 3rem;
    display: flex;
    gap: 2rem;
    flex-direction: column;
}

.step-num {
    font-size: var(--text-sm);
    font-weight: 700;
    padding-top: 0.5rem;
    min-width: 30px;
}

.step-body h5 {
    font-size: var(--text-xl);
    font-weight: 700;
    margin-bottom: 0.75rem;
}

.step-body p {
    color: var(--gray-500);
    font-weight: 300;
    font-size: var(--text-base);
}

.cta-box {
    background: var(--black);
    color: var(--white);
    padding: 6rem 0;
    text-align: center;
}

.cta-box h2 {
    font-size: var(--text-5xl);
    font-weight: 700;
    margin-bottom: 2.5rem;
    letter-spacing: var(--tracking-tight);
}

/* --- FOOTER COMPONENTE --- */
footer {
    background-color: var(--gray-50);
    padding: 5rem 2rem 2rem;
    border-top: 10px solid transparent;
    border-image: linear-gradient(to right, var(--yellow) 15%, var(--green) 35%, var(--red) 65%, var(--primary) 85%);
    border-image-slice: 1;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr repeat(4, 1fr);
    gap: 3rem;
    margin-bottom: 4rem;
}

.footer-brand p {
    font-size: var(--text-xs);
    color: var(--gray-400);
    letter-spacing: var(--tracking-mega);
    margin-top: 1.5rem;
    line-height: var(--leading-loose);
}

.social-icons {
    display: flex;
    gap: 1rem;
    margin-top: 1.5rem;
}

.social-icons a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2.25rem;
    height: 2.25rem;
    border-radius: 0.5rem;
    background-color: var(--gray-100);
    color: var(--gray-500);
    transition: all 0.2s ease;
}

.social-icons a:hover {
    background-color: var(--gray-900);
    color: var(--white);
}

.social-icon {
    width: 1rem;
    height: 1rem;
}

.footer-links h5 {
    font-size: var(--text-xs);
    letter-spacing: var(--tracking-ultra);
    margin-bottom: 1.5rem;
}

.footer-links ul li {
    font-size: var(--text-xs);
    font-weight: 700;
    letter-spacing: var(--tracking-mega);
    color: var(--gray-500);
    margin-bottom: 1rem;
}

.footer-bottom {
    padding-top: 2rem;
    border-top: 1px solid var(--gray-200);
    display: flex;
    justify-content: space-between;
    font-size: var(--text-2xs);
    font-weight: 700;
    letter-spacing: var(--tracking-mega);
    color: var(--gray-400);
}

/* --- RESPONSIVE --- */
@media (max-width: 1024px) {

    .hero-grid,
    .hero-split,
    .dark-grid,
    .detail-section {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 2.5rem;
    }

    .footer-brand {
        grid-column: 1 / -1;
    }

    .hero-split {
        gap: 2rem;
    }

    .service-hero {
        padding-top: 8rem;
        padding-bottom: 4rem;
    }

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

    .feature-grid.cols-3 .feature-item:nth-child(3n),
    .feature-grid.cols-4 .feature-item:nth-child(4n) {
        border-right: 1px solid var(--gray-200);
    }

    .feature-grid .feature-item:nth-child(2n) {
        border-right: none;
    }

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

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

    .hero-title {
        font-size: var(--text-7xl);
    }

    .tech-item:nth-child(2n),
    .service-card:nth-child(2n) {
        border-right: none;
    }

    .service-card {
        padding: 2.5rem 2rem;
    }

    .service-card h3 {
        font-size: var(--text-lg);
    }

    .btn {
        padding: 1rem 2rem;
    }

    /* Nav responsive tablet */
    .nav-hamburger {
        display: flex;
    }

    .navbar {
        height: 70px;
    }

    .navbar.is-scrolled {
        height: 60px;
    }

    .logo-image {
        width: fit-content;
    }

    .nav-cta {
        display: none;
    }

    .nav-actions {
        display: flex;
        align-items: center;
        gap: 1rem;
        flex-shrink: 0;
    }

    .nav-lang {
        font-size: var(--text-xs);
    }

    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 100%;
        max-width: 400px;
        height: 100vh;
        background: var(--white);
        flex-direction: column;
        align-items: stretch;
        justify-content: flex-start;
        padding: 6rem 2rem 2rem;
        gap: 0;
        z-index: 999;
        transition: right 0.3s ease;
        overflow-y: auto;
    }

    .nav-links.is-open {
        right: 0;
    }

    .nav-links .nav-link {
        padding: 1.25rem 0;
        border-bottom: 1px solid var(--gray-100);
        font-size: var(--text-sm);
        height: auto;
    }

    .nav-links .nav-link::after {
        display: none;
    }

    /* Dropdown en mobile */
    .nav-dropdown {
        width: 100%;
    }

    .nav-dropdown-trigger {
        width: 100%;
        justify-content: space-between;
        padding: 1.25rem 0;
        border-bottom: 1px solid var(--gray-100);
    }

    .nav-megamenu {
        position: static;
        transform: none;
        left: 0;
        width: 100%;
        min-width: 100%;
        opacity: 1;
        visibility: visible;
        max-height: 0;
        overflow: hidden;
        padding: 0;
        margin: 0;
        border: none;
        box-shadow: none;
        background: var(--gray-50);
        transition: max-height 0.3s ease, padding 0.3s ease;
    }

    .nav-dropdown:hover .nav-megamenu {
        transform: none;
        max-height: 0;
        padding: 0;
    }

    .nav-dropdown.is-open .nav-megamenu {
        transform: none;
        max-height: 600px;
        padding: 1rem 0;
    }

    .megamenu-grid {
        gap: 0;
    }

    .megamenu-item {
        padding: 0.75rem;
        border-bottom: 1px solid var(--gray-100);
    }

    .megamenu-item:last-child {
        border-bottom: none;
    }

    .megamenu-title {
        font-size: var(--text-sm);
    }
}

@media (max-width: 768px) {

    .solutions-grid,
    .tech-grid,
    .partners-grid,
    .feature-grid.cols-3,
    .feature-grid.cols-4 {
        grid-template-columns: 1fr;
    }

    .feature-item {
        border-right: none;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .footer-brand {
        grid-column: auto;
        text-align: center;
    }

    .footer-brand .logo {
        display: flex;
        justify-content: center;
    }

    .social-icons {
        justify-content: center;
    }

    .footer-links {
        text-align: center;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 0.5rem;
        text-align: center;
    }

    .stats,
    .stats-3 {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .tech-item,
    .service-card {
        border-right: none;
    }

    .service-card {
        padding: 2rem 1.5rem;
        border-bottom: 1px solid var(--gray-100);
    }

    .service-card:last-child {
        border-bottom: none;
    }

    .service-card h3 {
        font-size: var(--text-base);
        margin-bottom: 1rem;
    }

    .service-card p {
        margin-bottom: 1.5rem;
    }

    .service-icon {
        width: 40px;
        height: 40px;
        margin-bottom: 1.5rem;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .border-left-0 {
        border-left: 1px solid var(--black);
    }

    .solutions-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .detail-content {
        padding: 3rem 1.5rem;
    }

    .hero-title {
        font-size: var(--text-5xl);
    }

    .service-hero {
        padding-top: 6rem;
        padding-bottom: 3rem;
    }

    .hero-lead {
        max-width: 100%;
    }

    .btn {
        padding: 1rem 1.5rem;
        width: 100%;
    }

    .btn-inline {
        width: auto;
    }

    .btn-group {
        flex-direction: column;
    }

    .navbar {
        padding: 0 1.5rem;
        height: 60px;
    }

    .navbar.is-scrolled {
        height: 55px;
    }

    .logo-image {
        width: fit-content;
        height: 40px;
    }

    .nav-actions {
        gap: 0.75rem;
    }

    .nav-lang {
        font-size: var(--text-2xs);
        padding: 0.5rem;
    }

    footer {
        padding: 3rem 1.5rem 2rem;
    }

    .nav-links {
        max-width: 100%;
    }
}

/* ═══════════════════════════════════════════════════════════════
   404 PAGE
   ═══════════════════════════════════════════════════════════════ */

.page-404 {
    display: block;
    width: 100%;
    padding: 8rem 0 4rem;
}

.error-hero {
    width: 100%;
}

.error-content {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.error-code-large {
    display: block;
    font-size: clamp(8rem, 20vw, 14rem);
    font-weight: 800;
    line-height: 1;
    letter-spacing: var(--tracking-tighter);
    color: var(--gray-100);
    margin-bottom: 1rem;
}

.error-title {
    font-size: var(--text-3xl);
    font-weight: 700;
    letter-spacing: var(--tracking-tight);
    margin-bottom: 1rem;
    text-transform: uppercase;
}

.error-description {
    font-size: var(--text-base);
    color: var(--gray-500);
    margin-bottom: 2rem;
    line-height: var(--leading-relaxed);
}

.error-actions {
    display: flex;
    justify-content: center;
    margin-bottom: 3rem;
}

.error-status {
    font-size: var(--text-xs);
    font-family: var(--font-mono, monospace);
    color: var(--gray-400);
    letter-spacing: var(--tracking-wide);
}