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

  :root {
    --bg: #09090b;
    --surface: #111317;
    --surface-2: #171a20;
    --border: rgba(255,255,255,0.08);
    --text: #f3f4f6;
    --muted: #9ca3af;
    --green: #25d366;
    --green-hover: #1fbe59;
    --gold: #d4af5a;
    --gold-soft: rgba(212,175,90,0.14);
    --radius: 16px;
    --radius-lg: 24px;
    --shadow: 0 18px 60px rgba(0,0,0,0.35);
    --max: 1160px;
  }

  html { scroll-behavior: smooth; }

  body {
    background:
      radial-gradient(circle at top center, rgba(37,211,102,0.06), transparent 28%),
      radial-gradient(circle at top left, rgba(212,175,90,0.08), transparent 24%),
      var(--bg);
    color: var(--text);
    font-family: 'Inter', sans-serif;
    font-size: 16px;
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
  }

  body::before {
    content: '';
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    opacity: .22;
    background-image: radial-gradient(rgba(255,255,255,0.04) 1px, transparent 1px);
    background-size: 18px 18px;
  }

  ::-webkit-scrollbar { width: 7px; }
  ::-webkit-scrollbar-track { background: var(--bg); }
  ::-webkit-scrollbar-thumb { background: #22252c; border-radius: 4px; }

  .container {
    width: min(var(--max), calc(100% - 32px));
    margin: 0 auto;
    position: relative;
    z-index: 1;
  }

  .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 13px 22px;
    border-radius: 999px;
    text-decoration: none;
    font-size: 14px;
    font-weight: 700;
    border: none;
    cursor: pointer;
    transition: .25s ease;
    white-space: nowrap;
  }

  .btn-primary {
    background: var(--green);
    color: #07110a;
    box-shadow: 0 0 28px rgba(37,211,102,0.22);
  }

  .btn-primary:hover {
    background: var(--green-hover);
    transform: translateY(-1px);
    box-shadow: 0 0 36px rgba(37,211,102,0.32);
  }

  .btn-ghost {
    background: transparent;
    color: var(--text);
    border: 1px solid var(--border);
  }

  .btn-ghost:hover {
    background: var(--surface-2);
    border-color: rgba(255,255,255,0.16);
  }

  .btn-lg {
    padding: 15px 28px;
    font-size: 15px;
  }

  .btn-full {
    width: 100%;
  }

  .wa-icon {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
  }

  nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: rgba(9,9,11,0.82);
    backdrop-filter: blur(16px) saturate(160%);
    border-bottom: 1px solid rgba(255,255,255,0.05);
  }

  .nav-inner {
    width: min(var(--max), calc(100% - 32px));
    margin: 0 auto;
    min-height: 68px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
  }

  .nav-brand {
    color: var(--text);
    text-decoration: none;
    font-size: 15px;
    font-weight: 800;
    letter-spacing: .01em;
  }

  .nav-brand span { color: var(--gold); }

  .nav-right {
    display: flex;
    align-items: center;
    gap: 14px;
  }

  .nav-link {
    text-decoration: none;
    color: var(--muted);
    font-size: 14px;
    font-weight: 500;
    transition: .2s ease;
  }

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

  .nav-cta {
    background: transparent;
    color: var(--text);
    border: 1px solid var(--border);
    border-radius: 999px;
    padding: 10px 16px;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-size: 14px;
    font-weight: 700;
    transition: .2s ease;
  }

  .nav-cta:hover {
    border-color: rgba(37,211,102,0.45);
    color: var(--green);
    background: rgba(37,211,102,0.05);
  }

  #hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 108px 0 70px;
    position: relative;
  }

  .hero-glow {
    position: absolute;
    inset: 0;
    pointer-events: none;
    background:
      radial-gradient(circle at 70% 35%, rgba(37,211,102,0.08), transparent 24%),
      radial-gradient(circle at 25% 18%, rgba(212,175,90,0.08), transparent 20%);
  }

  .hero-grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 56px;
    align-items: center;
  }

  .hero-copy {
    min-width: 0;
  }

  .hero-title {
    font-size: clamp(34px, 5vw, 60px);
    line-height: 1.03;
    font-weight: 900;
    letter-spacing: -0.04em;
    margin-bottom: 20px;
    color: #fff;
  }

  .hero-title .accent { color: var(--green); }

  .hero-sub {
    color: var(--muted);
    font-size: clamp(15px, 1.5vw, 17px);
    line-height: 1.75;
    max-width: 520px;
    margin-bottom: 34px;
    font-weight: 400;
  }

  .hero-actions {
    display: flex;
    align-items: center;
    gap: 14px;
    flex-wrap: wrap;
    margin-bottom: 28px;
    max-width: 520px;
  }

  .mockup-wrap {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: flex-start;
    min-width: 0;
    width: 100%;
    padding-right: 150px;
    overflow: visible;
  }

  .mockup-glow-circle {
    position: absolute;
    width: 360px;
    height: 360px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(37,211,102,0.09), transparent 70%);
    pointer-events: none;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
  }

  .phone-shell {
    width: 300px;
    max-width: 100%;
    background: var(--surface);
    border-radius: 28px;
    border: 1px solid var(--border);
    overflow: hidden;
    box-shadow: 0 30px 80px rgba(0,0,0,0.5);
    position: relative;
    z-index: 1;
  }

  .phone-header {
    background: #202c33;
    padding: 14px 16px;
    display: flex;
    align-items: center;
    gap: 10px;
    border-bottom: 1px solid rgba(255,255,255,0.05);
  }

  .phone-avatar {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    background: linear-gradient(135deg, #1a9e4c, #25d366);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 14px;
    font-weight: 800;
    flex-shrink: 0;
  }

  .phone-info { flex: 1; }
  .phone-name { color: #e9edef; font-size: 14px; font-weight: 700; }
  .phone-status { color: #8696a0; font-size: 11px; margin-top: 1px; }

  .phone-body {
    background: #0b141a;
    padding: 14px 12px;
    min-height: 360px;
    display: flex;
    flex-direction: column;
    gap: 8px;
  }

  .msg {
    max-width: 86%;
    padding: 9px 11px 7px;
    border-radius: 12px;
    font-size: 13px;
    line-height: 1.45;
    position: relative;
  }

  .msg-in {
    background: #202c33;
    color: #e9edef;
    align-self: flex-start;
    border-top-left-radius: 4px;
  }

  .msg-out {
    background: #005c4b;
    color: #e9edef;
    align-self: flex-end;
    border-top-right-radius: 4px;
  }

  .msg-time {
    display: block;
    margin-top: 4px;
    font-size: 10px;
    color: #aebac1;
    text-align: right;
  }

  .msg-pin {
    display: flex;
    gap: 8px;
    background: rgba(37,211,102,0.08);
    border: 1px solid rgba(37,211,102,0.18);
    border-radius: 10px;
    padding: 10px 11px;
    font-size: 12px;
    color: #e9edef;
    line-height: 1.5;
  }

  .msg-pin-bar {
    width: 3px;
    min-height: 34px;
    border-radius: 3px;
    background: var(--green);
    flex-shrink: 0;
  }

  .msg-pin-label {
    color: var(--green);
    font-size: 11px;
    font-weight: 700;
    margin-bottom: 4px;
  }

  .phone-input {
    background: #1f2c34;
    padding: 10px 14px;
    border-top: 1px solid rgba(255,255,255,0.04);
  }

  .phone-input-bar {
    background: #2a3942;
    color: #8696a0;
    border-radius: 20px;
    padding: 8px 14px;
    font-size: 13px;
  }

  .person-img {
    position: absolute;
    right: -120px; /* antes -210px */
    bottom: 0;
    top: auto;
    width: 520px;
    max-width: none;
    z-index: 3;
    pointer-events: none;
    filter: drop-shadow(0 10px 30px rgba(0,0,0,0.35));
  }

  .section-header {
    text-align: center;
    margin-bottom: 54px;
  }

  .section-label {
    display: block;
    margin-bottom: 12px;
    color: var(--gold);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: .14em;
    text-transform: uppercase;
  }

  .section-title {
    font-size: clamp(28px, 4vw, 44px);
    line-height: 1.08;
    font-weight: 900;
    letter-spacing: -0.04em;
    color: #fff;
  }

  .section-sub {
    max-width: 560px;
    margin: 14px auto 0;
    color: var(--muted);
    font-size: 16px;
    line-height: 1.75;
  }

  #benefits {
    padding: 100px 0;
  }

  .benefits-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
  }

  .benefit-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 34px 30px;
    position: relative;
    overflow: hidden;
    transition: .25s ease;
    box-shadow: var(--shadow);
  }

  .benefit-card:hover {
    transform: translateY(-3px);
    border-color: rgba(37,211,102,0.22);
  }

  .benefit-card::before {
    content: '';
    position: absolute;
    inset: 0 auto auto 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, var(--green), var(--gold));
    opacity: 0;
    transition: .25s ease;
  }

  .benefit-card:hover::before { opacity: 1; }

  .benefit-icon-wrap {
    width: 48px;
    height: 48px;
    border-radius: 14px;
    background: var(--surface-2);
    border: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 22px;
  }

  .benefit-icon-wrap svg {
    width: 22px;
    height: 22px;
    stroke: var(--green);
    fill: none;
    stroke-width: 1.8;
  }

  .benefit-num {
    display: block;
    color: var(--gold);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: .12em;
    text-transform: uppercase;
    margin-bottom: 18px;
  }

  .benefit-title {
    color: #fff;
    font-size: 20px;
    font-weight: 800;
    margin-bottom: 12px;
    letter-spacing: -0.02em;
  }

  .benefit-text {
    color: var(--muted);
    font-size: 14px;
    line-height: 1.7;
  }

  #steps {
    padding: 100px 0;
    background: linear-gradient(180deg, rgba(255,255,255,0.015), rgba(255,255,255,0.02));
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
  }

  .steps-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 20px;
  }

  .step-card {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 30px 24px;
    position: relative;
    transition: .25s ease;
  }

  .step-card:hover { border-color: rgba(212,175,90,0.3); }

  .step-num {
    position: absolute;
    top: 20px;
    right: 22px;
    color: rgba(212,175,90,0.28);
    font-size: 42px;
    font-weight: 900;
    line-height: 1;
    letter-spacing: -0.04em;
  }

  .step-badge {
    width: 34px;
    height: 34px;
    border-radius: 10px;
    background: var(--gold-soft);
    border: 1px solid rgba(212,175,90,0.25);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gold);
    font-size: 14px;
    font-weight: 800;
    margin-bottom: 18px;
  }

  .step-title {
    color: #fff;
    font-size: 17px;
    font-weight: 800;
    margin-bottom: 10px;
    letter-spacing: -0.02em;
  }

  .step-text {
    color: var(--muted);
    font-size: 14px;
    line-height: 1.7;
  }

  #testimonials {
    padding: 100px 0;
    overflow: hidden;
  }

  .marquee-wrap {
    overflow: hidden;
    position: relative;
    mask-image: linear-gradient(to right, transparent, black 8%, black 92%, transparent);
    -webkit-mask-image: linear-gradient(to right, transparent, black 8%, black 92%, transparent);
  }

  .marquee-track {
    display: flex;
    gap: 18px;
    width: max-content;
    animation: marquee 38s linear infinite;
  }

  .marquee-wrap:hover .marquee-track { animation-play-state: paused; }

  @keyframes marquee {
    from { transform: translateX(0); }
    to { transform: translateX(-50%); }
  }

  .testi-card {
    width: 240px;
    flex-shrink: 0;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: .25s ease;
  }

  .testi-card:hover {
    transform: translateY(-3px);
    border-color: rgba(255,255,255,0.16);
  }

  .testi-card img {
    width: 100%;
    aspect-ratio: 4 / 6;
    object-fit: cover;
    display: block;
    background: #0f1116;
  }

  .testi-caption {
    padding: 12px 14px 14px;
    font-size: 13px;
    color: var(--muted);
    text-align: center;
    border-top: 1px solid rgba(255,255,255,0.05);
  }

  #faq {
    padding: 100px 0;
  }

  .faq-wrap {
    max-width: 760px;
    margin: 0 auto;
  }

  .faq-item {
    border-bottom: 1px solid var(--border);
    overflow: hidden;
  }

  .faq-item:first-child {
    border-top: 1px solid var(--border);
  }

  .faq-q {
    width: 100%;
    background: none;
    border: none;
    cursor: pointer;
    padding: 22px 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    color: var(--text);
    text-align: left;
    font-size: 15px;
    font-weight: 600;
    font-family: 'Inter', sans-serif;
    transition: .2s ease;
  }

  .faq-q:hover { color: #fff; }

  .faq-icon {
    width: 24px;
    height: 24px;
    border-radius: 7px;
    background: var(--surface-2);
    border: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: .25s ease;
  }

  .faq-icon svg {
    width: 12px;
    height: 12px;
    stroke: var(--muted);
    stroke-width: 2;
  }

  .faq-item.open .faq-icon {
    transform: rotate(45deg);
    background: var(--gold-soft);
    border-color: rgba(212,175,90,0.24);
  }

  .faq-item.open .faq-icon svg { stroke: var(--gold); }

  .faq-a {
    max-height: 0;
    overflow: hidden;
    transition: max-height .35s ease;
  }

  .faq-a p {
    padding-bottom: 22px;
    color: var(--muted);
    font-size: 14px;
    line-height: 1.75;
  }

  .faq-item.open .faq-a {
    max-height: 220px;
  }

  #cta-final {
    padding: 100px 0;
    background: linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0.01));
    border-top: 1px solid var(--border);
    text-align: center;
    position: relative;
    overflow: hidden;
  }

  #cta-final::before {
    content: '';
    position: absolute;
    left: 50%;
    bottom: -110px;
    transform: translateX(-50%);
    width: 620px;
    height: 320px;
    background: radial-gradient(ellipse, rgba(37,211,102,0.10), transparent 70%);
    pointer-events: none;
  }

  .cta-title {
    color: #fff;
    font-size: clamp(30px, 4vw, 48px);
    line-height: 1.08;
    letter-spacing: -0.04em;
    font-weight: 900;
    margin-bottom: 14px;
  }

  .cta-sub {
    color: var(--muted);
    font-size: 16px;
    margin-bottom: 34px;
  }

  .cta-note {
    margin-top: 18px;
    color: var(--muted);
    font-size: 13px;
  }

  footer {
    border-top: 1px solid var(--border);
    padding: 28px 0;
    text-align: center;
    color: var(--muted);
    font-size: 13px;
  }

  .reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity .65s ease, transform .65s ease;
  }

  .reveal.visible {
    opacity: 1;
    transform: translateY(0);
  }
@media (max-width: 1180px) {
  .mockup-wrap {
    padding-right: 170px;
  }

  .person-img {
    width: 430px;
    right: -60px;
    bottom: 0;
    top: auto;
  }
}

  @media (max-width: 980px) {
    .hero-grid {
      grid-template-columns: 1fr;
      gap: 44px;
    }

    .hero-copy {
      text-align: center;
      margin: 0 auto;
      max-width: 620px;
    }

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

    .hero-sub {
      text-align: center;
      margin-left: auto;
      margin-right: auto;
    }

    .hero-actions {
      justify-content: center;
      max-width: 520px;
      margin-left: auto;
      margin-right: auto;
    }

    .mockup-wrap {
      order: -1;
      padding-right: 70px;
      justify-content: center;
      align-items: flex-end; /* clave */
      width: 100%;
      max-width: 620px;
      margin: 0 auto;
      min-height: 620px;
    }

    .phone-shell {
      width: 360px;
      max-width: 100%;
      margin: 0 auto;
    }

    .person-img {
      width: 500px;
      right: -35px;
      bottom: 0; /* clave */
      top: auto;
    }

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

    .steps-grid {
      grid-template-columns: repeat(2, minmax(0, 1fr));
    }
  }

@media (max-width: 700px) {
  nav {
    padding: 10px 0;
  }

  .nav-inner {
    min-height: auto;
    justify-content: center;
  }

  .nav-brand,
  .nav-link {
    display: none;
  }

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

  .nav-cta {
    width: auto;
    min-width: 210px;
  }

  #hero {
    padding: 96px 0 56px;
    min-height: auto;
  }

  .hero-copy {
    text-align: center;
    margin: 0 auto;
    max-width: 100%;
  }

  .hero-title {
    font-size: clamp(30px, 10vw, 46px);
    text-align: center;
  }

  .hero-sub {
    text-align: center;
    margin-bottom: 24px;
    margin-left: auto;
    margin-right: auto;
  }

  .hero-actions {
    flex-direction: column;
    align-items: stretch;
    justify-content: center;
    max-width: 100%;
    margin-left: auto;
    margin-right: auto;
  }

  .hero-actions .btn,
  .btn-lg {
    width: 100%;
  }

  .mockup-wrap {
    order: -1;
    max-width: 430px;
    min-height: 610px;
    padding-right: 32px;
    justify-content: center;
    align-items: flex-end; /* clave */
    margin: 0 auto;
  }

  .phone-shell {
    width: 100%;
    max-width: 320px;
    margin: 0 auto;
  }

  .person-img {
    width: 400px;
    right: -8px;
    bottom: 0; /* clave */
    top: auto;
  }

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

  .testi-card {
    width: 200px;
  }

  #benefits,
  #steps,
  #testimonials,
  #faq,
  #cta-final {
    padding: 72px 0;
  }
}

@media (max-width: 420px) {
  .container,
  .nav-inner {
    width: min(var(--max), calc(100% - 20px));
  }

  .mockup-wrap {
    max-width: 100%;
    min-height: 550px;
    padding-right: 14px;
    align-items: flex-end; /* clave */
  }

  .phone-shell {
    max-width: 270px;
  }

  .phone-body {
    min-height: 320px;
  }

  .person-img {
    width: 400px;
    right: -6px;
    bottom: 0; /* clave */
    top: auto;
  }

  .hero-title {
    font-size: 30px;
    text-align: center;
  }

  .hero-sub,
  .section-sub,
  .cta-sub {
    font-size: 15px;
    text-align: center;
  }
}