/* ============================================================
       KUALITI — Sistema de diseño (front limpio)
       Paleta conservada de tu web actual:
       Negro #010101 · Azul #4567ed · Gradiente rosa→violeta→azul
    ============================================================ */
    :root {
        /* Tinta / neutros */
        --ink:        #010101;
        --ink-2:      #171717;
        --ink-3:      #333333;
        --gray-1:     #555555;
        --gray-2:     #757575;
        --gray-3:     #999999;
        --line:       #e5e5e5;
        --surface-0:  #ffffff;
        --surface-1:  #f7f7f7;
        --surface-2:  #f1f1f1;

        /* Marca — conservados de tu tema */
        --primary:    #4567ed;
        --primary-d:  #375ae3;
        --primary-l:  #e3effe;
        --c-pink:     #e748b1;
        --c-violet:   #b947d9;
        --c-purple:   #7752e7;
        --gradient:   linear-gradient(90deg, var(--c-pink) 0%, var(--c-violet) 33%, var(--c-purple) 67%, var(--primary) 100%);
        --gradient-45: linear-gradient(45deg, var(--c-pink) 0%, var(--c-violet) 33%, var(--c-purple) 67%, var(--primary) 100%);

        /* Tipografía */
        --font: 'DM Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

        /* Escala tipográfica fluida (clamp: móvil → desktop) */
        --fs-display: clamp(2.5rem, 6vw + 0.5rem, 5rem);
        --fs-h1:      clamp(2rem, 4vw + 0.5rem, 3.25rem);
        --fs-h2:      clamp(1.6rem, 3vw + 0.4rem, 2.5rem);
        --fs-h3:      clamp(1.25rem, 1.5vw + 0.6rem, 1.6rem);
        --fs-lg:      clamp(1.1rem, 1vw + 0.6rem, 1.35rem);
        --fs-base:    1.0625rem;   /* 17px */
        --fs-sm:      0.9375rem;   /* 15px */
        --fs-xs:      0.8125rem;   /* 13px */

        /* Espaciado (base 4px) */
        --sp-1: 4px;   --sp-2: 8px;   --sp-3: 12px;  --sp-4: 16px;
        --sp-5: 24px;  --sp-6: 32px;  --sp-8: 48px;  --sp-10: 64px;
        --sp-12: 96px; --sp-16: 128px;
        --section-y: clamp(64px, 10vw, 128px);

        /* Otros */
        --radius: 14px;
        --radius-lg: 24px;
        --maxw: 1200px;
        --focus: var(--primary);
        --shadow: 0 3px 40px rgba(1,1,1,0.06);
        --shadow-strong: 0 8px 50px rgba(1,1,1,0.10);
        --ease: cubic-bezier(0.4, 0, 0.2, 1);
    }

    /* ---------- Reset ---------- */
    *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
    html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
    body {
        font-family: var(--font);
        font-size: var(--fs-base);
        line-height: 1.6;
        color: var(--ink);
        background: var(--surface-0);
        -webkit-font-smoothing: antialiased;
        overflow-x: hidden;
    }
    img, svg { max-width: 100%; display: block; height: auto; }
    a { color: inherit; text-decoration: none; }
    ul { list-style: none; }

    /* Accesibilidad: foco visible siempre */
    a:focus-visible, button:focus-visible {
        outline: 2px solid var(--focus);
        outline-offset: 3px;
        border-radius: 4px;
    }
    .skip-to-content {
        position: absolute; left: -9999px; top: 0; z-index: 999;
        background: var(--ink); color: #fff; padding: 12px 20px; border-radius: 0 0 8px 0;
    }
    .skip-to-content:focus { left: 0; }

    /* Respeta reduced-motion */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        animation-delay: 0ms !important;
        transition-duration: 0.01ms !important;
        transition-delay: 0ms !important;
        scroll-behavior: auto !important;
    }
}

    /* ---------- Layout ---------- */
    .wrap { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }
    .section { padding-block: var(--section-y); }

    /* ---------- Tipografía utilitaria ---------- */
    .eyebrow {
        font-size: var(--fs-sm);
        font-weight: 600;
        letter-spacing: 0.08em;
        text-transform: uppercase;
        color: var(--gray-2);
        display: inline-flex;
        align-items: center;
        gap: 10px;
    }
    .eyebrow::before {
        content: ""; width: 28px; height: 2px;
        background: var(--gradient); border-radius: 2px;
    }
    h1, h2, h3 { line-height: 1.1; font-weight: 700; letter-spacing: -0.02em; }
    .grad-text {
        background: var(--gradient);
        -webkit-background-clip: text; background-clip: text;
        -webkit-text-fill-color: transparent; color: transparent;
    }

    /* ---------- Botones ---------- */
    .btn {
        display: inline-flex; align-items: center; justify-content: center; gap: 8px;
        min-height: 52px; padding: 0 28px;
        font-family: var(--font); font-size: var(--fs-base); font-weight: 600;
        border-radius: 100px; border: 2px solid transparent; cursor: pointer;
        transition: transform .2s var(--ease), background .2s var(--ease), box-shadow .2s var(--ease);
        white-space: nowrap;
    }
    .btn-primary { background: var(--ink); color: #fff; }
    .btn-primary:hover { transform: translateY(-2px); box-shadow: 0 10px 30px rgba(1,1,1,0.25); }
    .btn-ghost { background: transparent; color: var(--ink); border-color: var(--line); }
    .btn-ghost:hover { border-color: var(--ink); transform: translateY(-2px); }
    .btn-lg { min-height: 58px; padding: 0 34px; font-size: var(--fs-lg); }

    .link-arrow {
        display: inline-flex; align-items: center; gap: 8px;
        font-weight: 600; color: var(--ink);
        transition: gap .2s var(--ease);
    }
    .link-arrow svg { transition: transform .2s var(--ease); }
    .link-arrow:hover { gap: 12px; }
    .link-arrow:hover svg { transform: translateX(3px); }

    /* ============================================================
       NAVBAR
    ============================================================ */
    .nav {
        position: fixed; top: 0; left: 0; right: 0; z-index: 100;
        transition: background .3s var(--ease), box-shadow .3s var(--ease), padding .3s var(--ease);
        padding-block: 20px;
    }
    .nav.scrolled {
        background: rgba(255,255,255,0.85);
        backdrop-filter: saturate(180%) blur(16px);
        -webkit-backdrop-filter: saturate(180%) blur(16px);
        box-shadow: 0 1px 0 var(--line);
        padding-block: 12px;
    }
    .nav-inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; }
    .nav-logo { display: flex; align-items: center; }
    .nav-logo img { height: 34px; width: auto; }
    .nav-menu { display: flex; align-items: center; gap: 4px; }
    .nav-menu a {
        padding: 8px 14px; font-size: var(--fs-sm); font-weight: 500; color: var(--ink-2);
        border-radius: 8px; transition: background .2s, color .2s;
    }
    .nav-menu a:hover { background: var(--surface-2); }
    .nav-right { display: flex; align-items: center; gap: 12px; }
    .lang { display: flex; align-items: center; gap: 6px; font-size: var(--fs-sm); font-weight: 600; color: var(--gray-2); }
    .lang a { padding: 4px 8px; border-radius: 6px; }
    .lang a.active { color: var(--ink); background: var(--surface-2); }
    .btn-nav {
        min-height: 44px; padding: 0 22px; background: var(--ink); color: #fff;
        border-radius: 100px; font-size: var(--fs-sm); font-weight: 600;
        display: inline-flex; align-items: center; gap: 8px;
        transition: transform .2s var(--ease);
    }
    .btn-nav:hover { transform: translateY(-2px); }

    .nav-toggle {
        display: none; background: none; border: none; cursor: pointer;
        width: 44px; height: 44px; flex-direction: column; justify-content: center; gap: 5px; align-items: center;
    }
    .nav-toggle span { width: 24px; height: 2px; background: var(--ink); border-radius: 2px; transition: transform .3s, opacity .3s; }
    .nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
    .nav-toggle.open span:nth-child(2) { opacity: 0; }
    .nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

    /* Menú móvil */
    .mobile-menu {
        position: fixed; inset: 0; z-index: 99;
        background: var(--surface-0);
        padding: 100px 24px 40px;
        display: flex; flex-direction: column; gap: 8px;
        transform: translateX(100%); transition: transform .35s var(--ease);
    }
    .mobile-menu.open { transform: translateX(0); }
    .mobile-menu a { font-size: 1.4rem; font-weight: 600; padding: 14px 0; border-bottom: 1px solid var(--line); }
    .mobile-menu .btn-primary { margin-top: 24px; }

    /* ============================================================
       HERO
    ============================================================ */
    .hero {
        position: relative; min-height: 100vh;
        display: flex; align-items: center;
        padding-top: 120px; padding-bottom: 80px;
        background: var(--surface-1);
        overflow: hidden;
    }
    /* Fondo con degradado sutil de marca (reemplaza la imagen pesada) */
    .hero::before {
        content: ""; position: absolute; inset: 0; z-index: 0;
        background:
            radial-gradient(ellipse 60% 50% at 85% 15%, rgba(69,103,237,0.10), transparent 60%),
            radial-gradient(ellipse 50% 40% at 10% 90%, rgba(231,72,177,0.07), transparent 60%);
    }
    .hero-inner { position: relative; z-index: 1; display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 60px; align-items: center; width: 100%; }
    .hero-text { max-width: 620px; }
    .hero h1 { font-size: var(--fs-display); margin: 22px 0 24px; }
    .hero .lead { font-size: var(--fs-lg); color: var(--gray-1); margin-bottom: 36px; max-width: 540px; }
    .hero-cta { display: flex; flex-wrap: wrap; gap: 14px; align-items: center; }
    .hero-trust {
        margin-top: 40px; padding-top: 28px; border-top: 1px solid var(--line);
        display: flex; flex-wrap: wrap; gap: 28px; align-items: center;
    }
    .hero-trust .item { display: flex; flex-direction: column; }
    .hero-trust .num { font-size: 1.5rem; font-weight: 700; letter-spacing: -0.02em; }
    .hero-trust .lbl { font-size: var(--fs-xs); color: var(--gray-2); text-transform: uppercase; letter-spacing: 0.05em; }
    .hero-trust .sep { width: 1px; height: 36px; background: var(--line); }

    /* Visual del hero: imagen protagonista del ecosistema */
    .hero-visual { position: relative; display: flex; align-items: center; justify-content: center; }
    .hero-img {
        width: 100%; max-width: 620px; height: auto;
        filter: drop-shadow(0 20px 50px rgba(69,103,237,0.15));
        animation: floatY 6s ease-in-out infinite;
    }
        @keyframes floatY { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-14px); } }
    @media (max-width: 760px) { @keyframes floatY { 0%,100% { transform: translateY(0); } 50% { transform: translateY(0px); } } .hero-img, .studio-img { animation-duration: 9s !important; } }

    /* ============================================================
       FRANJA DE CONFIANZA / LOGOS
    ============================================================ */
    .clients { background: var(--surface-0); padding-block: var(--sp-10); border-bottom: 1px solid var(--line); }
    .clients-label { text-align: center; font-size: var(--fs-sm); color: var(--gray-2); margin-bottom: 32px; }
    .clients-grid {
        display: grid; grid-template-columns: repeat(5, 1fr); gap: 32px 40px; align-items: center;
        max-width: 900px; margin: 0 auto;
    }
    .clients-grid img { height: 34px; width: auto; margin: 0 auto; opacity: 0.55; filter: grayscale(100%); transition: opacity .2s, filter .2s; }
    .clients-grid img:hover { opacity: 1; filter: grayscale(0%); }
    .clients-note { text-align: center; margin-top: 32px; font-size: var(--fs-sm); color: var(--gray-3); }
    .sectors-grid { display: flex; flex-wrap: wrap; justify-content: center; gap: 14px; max-width: 900px; margin: 0 auto; }
    .sector {
        padding: 14px 26px; background: var(--surface-1); border: 1px solid var(--line);
        border-radius: 100px; font-size: var(--fs-base); font-weight: 600; color: var(--ink-2);
        transition: transform .2s var(--ease), border-color .2s;
    }
    .sector:hover { transform: translateY(-2px); border-color: var(--primary); }

    /* Marcador de contenido pendiente (visible para el cliente) */
    .placeholder {
        border: 2px dashed var(--primary); background: var(--primary-l);
        color: var(--primary-d); border-radius: var(--radius); padding: 16px 20px;
        font-size: var(--fs-sm); font-weight: 600; text-align: center;
    }

    /* ============================================================
       BANDA VISUAL DE TRANSICIÓN
    ============================================================ */
    .visual-band { padding-block: var(--sp-10); background: var(--surface-0); overflow: hidden; }
    .band-track { display: flex; justify-content: space-between; gap: 24px; flex-wrap: wrap; }
    .band-item {
        flex: 1; min-width: 130px; display: flex; flex-direction: column; align-items: center; gap: 14px;
        padding: 28px 16px; border-radius: var(--radius);
        transition: transform .3s var(--ease), background .3s;
    }
    .band-item:hover { transform: translateY(-6px); background: var(--surface-1); }
    .band-item img { width: 56px; height: 56px; object-fit: contain; }
    .band-item span { font-size: var(--fs-xs); font-weight: 600; text-transform: uppercase; letter-spacing: 0.06em; color: var(--gray-2); }

    /* ============================================================
       ENCABEZADO DE SECCIÓN (reutilizable)
    ============================================================ */
    .section-head { max-width: 720px; margin-bottom: var(--sp-10); }
    .section-head h2 { font-size: var(--fs-h2); margin: 18px 0 16px; }
    .section-sub { font-size: var(--fs-lg); color: var(--gray-1); }

    /* ============================================================
       EL PROBLEMA
    ============================================================ */
    .problem { background: var(--surface-0); }
    .problem-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: start; margin-bottom: var(--sp-8); }
    .problem-head h2 { font-size: var(--fs-h2); margin-top: 18px; }
    .problem-body p { color: var(--gray-1); font-size: var(--fs-lg); margin-bottom: 18px; }
    .problem-body p:last-child { margin-bottom: 0; }
    .problem-signals { margin: var(--sp-6) 0; }
    .signals-label { font-size: var(--fs-sm); color: var(--gray-2); margin-bottom: 16px; font-weight: 500; }
    .problem-list { display: flex; flex-wrap: wrap; gap: 12px; }
    .pill {
        padding: 12px 20px; background: var(--surface-1); border: 1px solid var(--line);
        border-radius: 100px; font-size: var(--fs-sm); font-weight: 500; color: var(--ink-2);
    }
    .problem-close {
        font-size: var(--fs-h3); font-weight: 500; line-height: 1.4; max-width: 780px;
        margin-top: var(--sp-8); padding-top: var(--sp-8); border-top: 1px solid var(--line);
    }
    .problem-close strong { font-weight: 700; }

    /* ============================================================
       SERVICIOS
    ============================================================ */
    .services { background: var(--surface-1); }

    /* Punto de partida: el diagnóstico destacado */
    .entry-point {
        display: grid; grid-template-columns: 220px 1fr; gap: 40px; align-items: center;
        background: var(--ink); color: #fff; border-radius: var(--radius-lg);
        padding: 44px; margin-bottom: var(--sp-6); overflow: hidden;
    }
    .entry-visual {
        display: flex; align-items: center; justify-content: center;
        aspect-ratio: 1;
    }
    .entry-visual img { width: 100%; height: 100%; object-fit: contain; }
    .entry-badge {
        display: inline-block; font-size: var(--fs-xs); font-weight: 600; text-transform: uppercase;
        letter-spacing: 0.08em; color: #fff; background: rgba(255,255,255,0.12);
        padding: 5px 14px; border-radius: 100px; margin-bottom: 16px;
    }
    .entry-text h3 { font-size: var(--fs-h2); color: #fff; margin-bottom: 14px; }
    .entry-text > p { color: rgba(255,255,255,0.72); font-size: var(--fs-lg); margin-bottom: 26px; max-width: 620px; }
    .entry-foot { display: flex; flex-wrap: wrap; align-items: center; gap: 20px; }
    .entry-foot .price { color: #fff; }
    .entry-foot .price strong { color: #fff; }
    .entry-point .btn-primary { background: #fff; color: var(--ink); }
    .entry-point .btn-primary:hover { box-shadow: 0 10px 30px rgba(255,255,255,0.2); }

    .services-bridge { text-align: center; font-size: var(--fs-lg); color: var(--gray-1); margin-bottom: var(--sp-6); font-weight: 500; }

    .services-list { display: flex; flex-direction: column; gap: 20px; }
    .service-card {
        display: grid; grid-template-columns: 170px 1fr; gap: 32px;
        background: var(--surface-0); border: 1px solid var(--line); border-radius: var(--radius-lg);
        padding: 40px; transition: box-shadow .3s var(--ease), transform .3s var(--ease), border-color .3s;
    }
    .service-card:hover { box-shadow: var(--shadow-strong); transform: translateY(-3px); border-color: transparent; }
    .service-card.featured { border-color: var(--primary); box-shadow: 0 0 0 1px var(--primary); }
    .service-side { display: flex; flex-direction: column; align-items: flex-start; gap: 18px; }
    .service-num {
        font-size: 2.5rem; font-weight: 700; line-height: 1; letter-spacing: -0.03em;
        background: var(--gradient); -webkit-background-clip: text; background-clip: text;
        -webkit-text-fill-color: transparent; color: transparent;
    }
    .service-ill {
        width: 100%; max-width: 170px; aspect-ratio: 1; object-fit: contain;
    }
    .service-top { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 16px; margin-bottom: 14px; }
    .service-top h3 { font-size: var(--fs-h3); }
    .service-tag {
        font-size: var(--fs-xs); font-weight: 600; text-transform: uppercase; letter-spacing: 0.05em;
        color: var(--primary-d); background: var(--primary-l); padding: 5px 12px; border-radius: 100px;
    }
    .service-desc { color: var(--gray-1); margin-bottom: 22px; max-width: 640px; }
    .service-desc strong { color: var(--ink); font-weight: 600; }
    .service-includes { display: grid; grid-template-columns: 1fr 1fr; gap: 10px 24px; margin-bottom: 26px; }
    .service-includes li { position: relative; padding-left: 26px; font-size: var(--fs-sm); color: var(--ink-2); }
    .service-includes li::before {
        content: ""; position: absolute; left: 0; top: 7px; width: 14px; height: 14px;
        background: var(--gradient); border-radius: 50%;
        -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='black' d='M9 16.2 4.8 12l-1.4 1.4L9 19 21 7l-1.4-1.4z'/%3E%3C/svg%3E") center/contain no-repeat;
        mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='black' d='M9 16.2 4.8 12l-1.4 1.4L9 19 21 7l-1.4-1.4z'/%3E%3C/svg%3E") center/contain no-repeat;
    }
    .service-foot { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 16px; padding-top: 20px; border-top: 1px solid var(--line); }
    .price { font-size: var(--fs-lg); color: var(--gray-1); }
    .price strong { color: var(--ink); font-weight: 700; }
    .price-note { font-size: var(--fs-sm); color: var(--gray-2); font-weight: 400; }

    .services-extra { margin-top: var(--sp-8); }
    .extra-label { text-align: center; font-size: var(--fs-sm); color: var(--gray-2); margin-bottom: 24px; }
    .extra-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
    .extra-item { background: var(--surface-0); border: 1px dashed var(--line); border-radius: var(--radius); padding: 28px; }
    .extra-item h4 { font-size: var(--fs-h3); font-weight: 700; margin-bottom: 10px; }
    .extra-item p { font-size: var(--fs-sm); color: var(--gray-1); }

    /* ============================================================
       CÓMO TRABAJAMOS
    ============================================================ */
    .process { background: var(--ink); color: #fff; }
    .process .eyebrow { color: var(--gray-3); }
    .process .section-head h2 { color: #fff; }
    .process-steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
    .step { padding: 32px 28px; background: rgba(255,255,255,0.04); border: 1px solid rgba(255,255,255,0.08); border-radius: var(--radius); }
    .step-head { display: flex; align-items: baseline; justify-content: space-between; margin-bottom: 18px; }
    .step-num {
        font-size: 1.8rem; font-weight: 700; letter-spacing: -0.03em;
        background: var(--gradient); -webkit-background-clip: text; background-clip: text;
        -webkit-text-fill-color: transparent; color: transparent;
    }
    .step-time { font-size: var(--fs-xs); text-transform: uppercase; letter-spacing: 0.05em; color: var(--gray-3); }
    .step h3 { font-size: var(--fs-h3); color: #fff; margin-bottom: 10px; }
    .step p { font-size: var(--fs-sm); color: rgba(255,255,255,0.7); }
    .process-cta { text-align: center; margin-top: var(--sp-8); }
    .process .btn-primary { background: #fff; color: var(--ink); }
    .process .btn-primary:hover { box-shadow: 0 10px 30px rgba(255,255,255,0.15); }

    /* ============================================================
       CASOS / EJEMPLOS
    ============================================================ */
    .cases { background: var(--surface-0); }
    .cases-subtitle { font-size: var(--fs-h3); margin-bottom: 24px; margin-top: var(--sp-8); }
    .cases-subtitle:first-of-type { margin-top: 0; }

    /* Proyectos web */
    .webcases-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
    .webcase { border-radius: var(--radius-lg); overflow: hidden; background: var(--surface-1); border: 1px solid var(--line); transition: transform .3s var(--ease), box-shadow .3s; }
    .webcase:hover { transform: translateY(-4px); box-shadow: var(--shadow-strong); }
    .webcase-img { aspect-ratio: 4/3; overflow: hidden; background: var(--surface-2); }
    .webcase-img img { width: 100%; height: 100%; object-fit: cover; object-position: top; }
    .webcase-info { padding: 20px 24px; }
    .webcase-info h4 { font-size: var(--fs-base); margin-top: 6px; }

    .cases-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
    .case-card { border-radius: var(--radius-lg); overflow: hidden; background: var(--surface-1); border: 1px solid var(--line); transition: transform .3s var(--ease), box-shadow .3s; }
    .case-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-strong); }
    .case-media { aspect-ratio: 9/12; background: var(--gradient-45); display: flex; align-items: center; justify-content: center; overflow: hidden; }
    .case-media img { width: 100%; height: 100%; object-fit: cover; }
    .case-ph { color: rgba(255,255,255,0.9); font-weight: 600; font-size: var(--fs-sm); }
    .case-info { padding: 24px; }
    .case-cat { font-size: var(--fs-xs); font-weight: 600; text-transform: uppercase; letter-spacing: 0.05em; color: var(--primary-d); }
    .case-info h3 { font-size: var(--fs-h3); margin: 10px 0 8px; }
    .case-info p { font-size: var(--fs-sm); color: var(--gray-1); }

    .testimonial { max-width: 760px; margin: var(--sp-10) auto 0; text-align: center; }
    .placeholder-soft { border: 2px dashed var(--line); border-radius: var(--radius-lg); padding: 40px; }
    /* Cita editorial: acento lateral sobrio, sin borde punteado de "sin terminar" */
    .editorial-quote { padding: 8px 40px; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); padding-top: 40px; padding-bottom: 40px; }
    .editorial-quote .t-author strong { color: var(--ink-1); }
    .t-quote { font-size: var(--fs-h3); font-weight: 500; line-height: 1.4; margin-bottom: 26px; color: var(--ink-2); }
    .t-author { display: flex; align-items: center; justify-content: center; gap: 14px; }
    .t-avatar { width: 52px; height: 52px; border-radius: 50%; background: var(--surface-2); border: 1px solid var(--line); }
    .t-author strong { display: block; font-size: var(--fs-sm); }
    .t-author span { font-size: var(--fs-xs); color: var(--gray-2); }

    /* ============================================================
       POR QUÉ KUALITI
    ============================================================ */
    .why { background: var(--surface-1); }
    .why-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
    .why-item { background: var(--surface-0); border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 34px; }
    .why-icon {
        width: 54px; height: 54px; border-radius: 14px; display: flex; align-items: center; justify-content: center;
        background: var(--primary-l); color: var(--primary-d); margin-bottom: 20px;
    }
    .why-item h3 { font-size: var(--fs-h3); margin-bottom: 10px; }
    .why-item p { color: var(--gray-1); font-size: var(--fs-sm); }

    /* ============================================================
       ESTUDIO
    ============================================================ */
    .studio { background: var(--surface-0); }
    .studio-inner { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 60px; align-items: center; }
    .studio-text h2 { font-size: var(--fs-h2); margin: 16px 0 20px; }
    .studio-text p { color: var(--gray-1); font-size: var(--fs-lg); margin-bottom: 18px; }
    .studio-facts { display: flex; gap: 40px; margin-top: 32px; flex-wrap: wrap; }
    .fact strong { display: block; font-size: 1.6rem; font-weight: 700; letter-spacing: -0.02em; }
    .fact span { font-size: var(--fs-sm); color: var(--gray-2); }
    .studio-visual { display: flex; justify-content: center; }
    .studio-img {
        width: 100%; max-width: 420px; height: auto;
        filter: drop-shadow(0 20px 50px rgba(69,103,237,0.15));
        animation: floatY 6s ease-in-out infinite 1s;
    }

    /* ============================================================
       CONTACTO
    ============================================================ */
    .contact { background: var(--ink); color: #fff; }
    .contact .eyebrow { color: var(--gray-3); }
    .contact-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: start; }
    .contact-text h2 { font-size: var(--fs-h2); color: #fff; margin: 16px 0 18px; }
    .contact-text > p { color: rgba(255,255,255,0.72); font-size: var(--fs-lg); margin-bottom: 36px; }
    .contact-methods { display: flex; flex-direction: column; gap: 14px; }
    .contact-method {
        display: flex; align-items: center; gap: 16px; padding: 18px 22px;
        background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.1); border-radius: var(--radius);
        transition: background .2s, transform .2s;
    }
    .contact-method:hover { background: rgba(255,255,255,0.09); transform: translateY(-2px); }
    .cm-icon { width: 46px; height: 46px; border-radius: 12px; background: var(--gradient-45); color: #fff; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
    .contact-method strong { display: block; font-size: var(--fs-base); }
    .contact-method span { font-size: var(--fs-sm); color: rgba(255,255,255,0.6); }

    .contact-form { background: var(--surface-0); border-radius: var(--radius-lg); padding: 36px; }
    .contact-form h3 { font-size: var(--fs-h3); margin-bottom: 24px; color: var(--ink); }
    .field { margin-bottom: 18px; }
    .field label { display: block; font-size: var(--fs-sm); font-weight: 600; margin-bottom: 7px; color: var(--ink-2); }
    .field input, .field select, .field textarea {
        width: 100%; padding: 13px 16px; font-family: var(--font); font-size: var(--fs-base);
        border: 1px solid var(--line); border-radius: 10px; background: var(--surface-0); color: var(--ink);
        transition: border-color .2s;
    }
    .field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--primary); }
    .field textarea { resize: vertical; }
    .contact-form .btn { width: 100%; margin-top: 6px; }
    .form-note { text-align: center; font-size: var(--fs-xs); color: var(--gray-2); margin-top: 14px; }
    /* Casilla de autorización de datos (Ley 1581 de 2012) */
    .field-consent { margin-bottom: 20px; }
    .consent-label { display: flex; align-items: flex-start; gap: 10px; cursor: pointer; font-size: var(--fs-xs); color: var(--gray-1); line-height: 1.55; }
    .consent-label input[type="checkbox"] { flex: 0 0 auto; width: 16px; height: 16px; margin-top: 2px; accent-color: var(--blue); cursor: pointer; }
    .consent-label a { color: var(--blue); text-decoration: underline; }

    /* ============================================================
       FOOTER
    ============================================================ */
    .footer { background: var(--ink-2); color: rgba(255,255,255,0.7); padding-block: var(--sp-10) var(--sp-6); }
    .footer-top { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; padding-bottom: var(--sp-8); border-bottom: 1px solid rgba(255,255,255,0.1); }
    .footer-logo { height: 30px; margin-bottom: 18px; }
    .footer-brand p { font-size: var(--fs-sm); max-width: 320px; line-height: 1.6; }
    .footer-col h4 { color: #fff; font-size: var(--fs-sm); text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: 16px; }
    .footer-col ul { display: flex; flex-direction: column; gap: 10px; }
    .footer-col a, .footer-col li { font-size: var(--fs-sm); color: rgba(255,255,255,0.7); transition: color .2s; }
    .footer-col a:hover { color: #fff; }
    .footer-bottom { display: flex; justify-content: space-between; align-items: center; gap: 16px; padding-top: var(--sp-5); flex-wrap: wrap; }
    .footer-bottom p { font-size: var(--fs-xs); }
    .footer-legal { display: flex; gap: 20px; }
    .footer-legal a { font-size: var(--fs-xs); color: rgba(255,255,255,0.6); }
    .footer-legal a:hover { color: #fff; }

    /* ============================================================
       RESPONSIVE
    ============================================================ */
    @media (max-width: 980px) {
        .hero-inner { grid-template-columns: 1fr; gap: 40px; }
        .hero-visual { order: -1; }
        .hero-img { max-width: 440px; }
        .clients-grid { grid-template-columns: repeat(3, 1fr); gap: 28px; }
        .problem-grid { grid-template-columns: 1fr; gap: 24px; }
        .process-steps { grid-template-columns: repeat(2, 1fr); }
        .extra-grid { grid-template-columns: 1fr; }
        .entry-point { grid-template-columns: 1fr; gap: 28px; padding: 36px; }
        .entry-visual { max-width: 160px; }
        .cases-grid { grid-template-columns: 1fr 1fr; }
        .webcases-grid { grid-template-columns: 1fr 1fr; }
        .studio-inner { grid-template-columns: 1fr; gap: 40px; }
        .studio-visual { order: -1; }
        .studio-shape { max-width: 280px; }
        .contact-inner { grid-template-columns: 1fr; gap: 40px; }
        .footer-top { grid-template-columns: 1fr 1fr; gap: 32px; }
    }
    @media (max-width: 760px) {
        .nav-menu, .nav-right .lang, .nav-right .btn-nav { display: none; }
        .nav-toggle { display: flex; }
        .hero { padding-top: 100px; min-height: auto; }
        .hero-trust { gap: 20px; }
        .hero-trust .sep { display: none; }
        .clients-grid { grid-template-columns: repeat(2, 1fr); }
        .btn { width: 100%; }
        .hero-cta { flex-direction: column; align-items: stretch; }
        .service-card { grid-template-columns: 1fr; gap: 18px; padding: 28px; }
        .service-side { flex-direction: row; align-items: center; gap: 16px; }
        .service-num { font-size: 2rem; }
        .service-ill { max-width: 90px; }
        .service-includes { grid-template-columns: 1fr; }
        .process-steps { grid-template-columns: 1fr; }
        .service-foot { flex-direction: column; align-items: flex-start; }
        .entry-foot { flex-direction: column; align-items: stretch; }
        .entry-foot .btn { width: 100%; }
        .cases-grid { grid-template-columns: 1fr; }
        .webcases-grid { grid-template-columns: 1fr; }
        .why-grid { grid-template-columns: 1fr; }
        .band-item { min-width: calc(33% - 16px); }
        .footer-top { grid-template-columns: 1fr; gap: 28px; }
        .footer-bottom { flex-direction: column; align-items: flex-start; }
        .studio-facts { gap: 24px; }
    }