:root {
      --paper:   #EFEAE0;
      --paper-2: #F6F2E9;
      --ink:     #1B201D;
      --ink-2:   #4A524D;
      --rule:    #C7BFAE;
      --moss:    #33463B;
      --bronze:  #7A6A46;
      --gold:    #B69A46;
      --shadow:  rgba(27,32,29,0.12);
    }

    * { box-sizing: border-box; }
    html, body { margin: 0; padding: 0; }

    body {
      background: var(--paper);
      color: var(--ink);
      font-family: 'Inter', -apple-system, BlinkMacSystemFont, system-ui, sans-serif;
      font-weight: 400;
      font-size: 17px;
      line-height: 1.55;
      -webkit-font-smoothing: antialiased;
      text-rendering: optimizeLegibility;
      overflow-x: hidden;
    }

    a { color: inherit; text-decoration: none; }
    a:hover { color: var(--moss); }
    ::selection { background: var(--gold); color: var(--ink); }

    .wrap { max-width: 1180px; margin: 0 auto; padding: 0 32px; }

    .eyebrow {
      font-family: 'JetBrains Mono', ui-monospace, monospace;
      font-size: 11px; font-weight: 500;
      letter-spacing: 0.14em; text-transform: uppercase;
      color: var(--bronze); margin: 0 0 20px 0;
    }

    h1, h2, h3 {
      font-family: 'Cormorant Garamond', 'Times New Roman', serif;
      font-weight: 500; letter-spacing: -0.005em;
      color: var(--ink); margin: 0;
    }
    h1 { font-size: clamp(48px, 7vw, 96px); line-height: 1.02; }
    h1 em { font-style: italic; font-weight: 500; color: var(--moss); }
    h2 { font-size: clamp(34px, 4.2vw, 54px); line-height: 1.08; }
    h2 em { font-style: italic; color: var(--moss); }
    h3 { font-size: 22px; line-height: 1.25; }

    p { margin: 0 0 16px 0; color: var(--ink-2); }
    p.lead { color: var(--ink); font-size: 19px; line-height: 1.5; }

    /* header */
    header { padding: 26px 0; border-bottom: 1px solid var(--rule); }
    header .wrap { display: flex; align-items: center; justify-content: space-between; gap: 24px; }
    .brand { display: flex; align-items: baseline; gap: 12px; }
    .brand .mark {
      font-family: 'Cormorant Garamond', serif;
      font-size: 24px; font-weight: 500; letter-spacing: -0.01em;
    }
    .brand .handle {
      font-family: 'JetBrains Mono', monospace;
      font-size: 11px; color: var(--bronze); letter-spacing: 0.08em;
    }
    nav.top { display: flex; gap: 28px; align-items: center; font-size: 14px; color: var(--ink-2); }
    nav.top a:hover { color: var(--ink); }
    nav.top .cta-mini {
      padding: 8px 16px; border: 1px solid var(--ink);
      border-radius: 999px; color: var(--ink);
      transition: background 0.2s ease, color 0.2s ease;
    }
    nav.top .cta-mini:hover { background: var(--ink); color: var(--paper); }
    @media (max-width: 720px) { nav.top .link-hide { display: none; } }

    /* hero */
    .hero { padding: 96px 0 120px; position: relative; }
    .hero-grid { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 72px; align-items: center; }
    @media (max-width: 900px) {
      .hero { padding: 64px 0 80px; }
      .hero-grid { grid-template-columns: 1fr; gap: 56px; }
    }
    .hero .coords {
      font-family: 'JetBrains Mono', monospace;
      font-size: 11px; color: var(--bronze);
      letter-spacing: 0.06em; margin-bottom: 32px;
    }
    .hero .cta-row {
      margin-top: 40px; display: flex; gap: 20px;
      align-items: center; flex-wrap: wrap;
    }

    .btn {
      display: inline-block; padding: 14px 26px;
      font-family: 'Inter', sans-serif; font-size: 15px;
      font-weight: 500; letter-spacing: 0.005em;
      border-radius: 999px; cursor: pointer;
      border: 1px solid transparent;
      transition: transform 0.15s ease, background 0.2s ease, color 0.2s ease;
    }
    .btn-primary { background: var(--ink); color: var(--paper); }
    .btn-primary:hover { background: var(--moss); color: var(--paper); }
    .btn-primary:active { transform: translateY(1px); }
    .btn-ghost { color: var(--ink); border-color: var(--ink); background: transparent; }
    .btn-ghost:hover { background: var(--ink); color: var(--paper); }

    /* instrument */
    .instrument {
      position: relative; padding: 40px;
      background: var(--paper-2);
      border: 1px solid var(--rule); border-radius: 2px;
      box-shadow: 0 30px 60px -30px var(--shadow);
    }
    .instrument .caption {
      font-family: 'JetBrains Mono', monospace;
      font-size: 10px; color: var(--bronze);
      letter-spacing: 0.14em; text-transform: uppercase;
      margin-bottom: 20px;
      display: flex; justify-content: space-between;
      border-bottom: 1px solid var(--rule); padding-bottom: 14px;
    }
    .exchange {
      font-family: 'JetBrains Mono', monospace;
      font-size: 12.5px; line-height: 1.85; color: var(--ink);
    }
    .exchange .who {
      color: var(--bronze); display: inline-block; min-width: 62px;
    }
    .exchange .who.you { color: var(--moss); }
    .exchange .msg { color: var(--ink); }
    .exchange .call { color: var(--ink-2); font-style: italic; }
    .exchange .divider {
      border: none; border-top: 1px dashed var(--rule); margin: 14px 0;
    }

    .gnomon-wrap {
      margin-top: 28px; display: flex; align-items: flex-end;
      gap: 18px; border-top: 1px solid var(--rule); padding-top: 20px;
    }
    .gnomon-wrap svg { display: block; }
    .gnomon-note {
      font-family: 'JetBrains Mono', monospace;
      font-size: 10px; color: var(--bronze);
      letter-spacing: 0.10em; text-transform: uppercase; line-height: 1.5;
    }
    .gnomon-note span { color: var(--gold); }
    @media (prefers-reduced-motion: no-preference) {
      .gnomon-shadow {
        transform-origin: 8px 60px;
        animation: sundial 24s ease-in-out infinite alternate;
      }
    }
    @keyframes sundial {
      0%   { transform: rotate(-14deg); opacity: 0.5; }
      100% { transform: rotate( 14deg); opacity: 0.35; }
    }

    /* sections */
    section { padding: 110px 0; border-top: 1px solid var(--rule); }
    @media (max-width: 720px) { section { padding: 72px 0; } }
    .section-head { max-width: 720px; margin-bottom: 56px; }

    /* capacidades */
    .cap-grid {
      display: grid; grid-template-columns: repeat(3, 1fr);
      gap: 1px; background: var(--rule); border: 1px solid var(--rule);
    }
    @media (max-width: 900px) { .cap-grid { grid-template-columns: repeat(2, 1fr); } }
    @media (max-width: 560px) { .cap-grid { grid-template-columns: 1fr; } }
    .cap {
      background: var(--paper); padding: 34px 30px 36px;
      display: flex; flex-direction: column; gap: 14px; min-height: 260px;
    }
    .cap .tag {
      font-family: 'JetBrains Mono', monospace;
      font-size: 10px; color: var(--bronze);
      letter-spacing: 0.14em; text-transform: uppercase;
    }
    .cap .said {
      font-family: 'Cormorant Garamond', serif;
      font-style: italic; font-size: 22px; line-height: 1.3;
      color: var(--ink); font-weight: 500;
    }
    .cap .said::before {
      content: "“"; font-size: 28px; color: var(--gold); margin-right: 2px;
    }
    .cap .said::after {
      content: "”"; font-size: 28px; color: var(--gold); margin-left: 2px;
    }
    .cap .does {
      font-size: 14.5px; color: var(--ink-2);
      line-height: 1.55; margin-top: auto;
    }
    .cap .does strong { color: var(--moss); font-weight: 500; }

    /* steps */
    .steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 48px; }
    @media (max-width: 800px) { .steps { grid-template-columns: 1fr; gap: 40px; } }
    .step .roman {
      font-family: 'Cormorant Garamond', serif; font-style: italic;
      font-size: 34px; color: var(--gold); margin-bottom: 12px; line-height: 1;
    }
    .step h3 { margin-bottom: 12px; }
    .step p { font-size: 15px; }

    /* conectar (MCP) */
    #conectar { background: var(--paper-2); }
    .connect-grid {
      display: grid; grid-template-columns: 0.9fr 1.1fr;
      gap: 56px; align-items: start;
    }
    @media (max-width: 900px) { .connect-grid { grid-template-columns: 1fr; gap: 40px; } }
    .connect-copy p { max-width: 460px; }
    .connect-copy .beta-note {
      margin-top: 32px; padding: 20px 24px;
      background: var(--paper); border-left: 3px solid var(--gold);
      font-size: 14px; color: var(--ink);
    }
    .connect-copy .beta-note strong { color: var(--moss); font-weight: 500; }

    .code-block {
      background: var(--ink); color: var(--paper);
      padding: 24px 28px; border-radius: 6px;
      font-family: 'JetBrains Mono', monospace;
      font-size: 13px; line-height: 1.7;
      overflow-x: auto; position: relative;
      margin-bottom: 24px;
    }
    .code-block .label {
      display: block; font-size: 10px;
      letter-spacing: 0.14em; text-transform: uppercase;
      color: var(--gold); margin-bottom: 12px;
      font-family: 'JetBrains Mono', monospace;
    }
    .code-block code {
      display: block; white-space: pre;
      color: var(--paper); font-family: inherit;
    }
    .code-block .comment { color: rgba(239,234,224,0.5); font-style: italic; }
    .code-block .string  { color: #C7B15C; }
    .code-block .key     { color: #C7B15C; }
    .copy-btn {
      position: absolute; top: 16px; right: 16px;
      background: transparent; border: 1px solid rgba(239,234,224,0.25);
      color: rgba(239,234,224,0.7); padding: 4px 10px;
      border-radius: 4px; font-size: 10px;
      letter-spacing: 0.12em; text-transform: uppercase;
      cursor: pointer; font-family: 'JetBrains Mono', monospace;
      transition: background 0.15s ease, color 0.15s ease;
    }
    .copy-btn:hover { background: var(--gold); color: var(--ink); border-color: var(--gold); }

    /* modelo */
    .model-grid {
      display: grid; grid-template-columns: 1.1fr 1fr;
      gap: 72px; align-items: start;
    }
    @media (max-width: 900px) { .model-grid { grid-template-columns: 1fr; gap: 40px; } }
    .model-side ul { list-style: none; padding: 0; margin: 24px 0 0 0; }
    .model-side li {
      padding: 20px 0; border-top: 1px solid var(--rule);
      display: grid; grid-template-columns: 100px 1fr;
      gap: 20px; align-items: baseline;
    }
    .model-side li:last-child { border-bottom: 1px solid var(--rule); }
    .model-side li .label {
      font-family: 'JetBrains Mono', monospace;
      font-size: 10px; color: var(--bronze);
      letter-spacing: 0.14em; text-transform: uppercase;
    }
    .model-side li .val { font-size: 15.5px; color: var(--ink); }
    .model-side li .val strong { color: var(--moss); font-weight: 500; }

    /* planes */
    #planes { background: var(--paper-2); }
    .plans {
      display: grid; grid-template-columns: 1fr 1fr; gap: 32px;
      margin-top: 40px;
    }
    @media (max-width: 720px) { .plans { grid-template-columns: 1fr; } }
    .plan {
      background: var(--paper); padding: 40px 34px;
      border: 1px solid var(--rule); border-radius: 4px;
      display: flex; flex-direction: column; gap: 18px;
      position: relative;
    }
    .plan.featured { border-color: var(--moss); background: var(--paper); }
    .plan .plan-tag {
      font-family: 'JetBrains Mono', monospace;
      font-size: 10px; color: var(--bronze);
      letter-spacing: 0.14em; text-transform: uppercase;
    }
    .plan.featured .plan-tag { color: var(--moss); }
    .plan h3 {
      font-size: 26px; line-height: 1.15;
      font-family: 'Cormorant Garamond', serif;
      font-style: italic;
    }
    .plan .price {
      font-family: 'Cormorant Garamond', serif;
      font-size: 44px; color: var(--ink); line-height: 1;
      font-weight: 500;
    }
    .plan .price small {
      font-size: 13px; font-family: 'JetBrains Mono', monospace;
      color: var(--bronze); letter-spacing: 0.12em;
      text-transform: uppercase; margin-left: 8px;
      vertical-align: middle;
    }
    .plan ul {
      list-style: none; padding: 0; margin: 0;
      font-size: 14.5px; color: var(--ink-2);
    }
    .plan ul li {
      padding: 8px 0 8px 22px; position: relative;
      line-height: 1.45;
    }
    .plan ul li::before {
      content: "·"; color: var(--gold);
      position: absolute; left: 8px; top: 3px;
      font-weight: 700; font-size: 18px;
    }
    .plan .btn {
      align-self: flex-start; margin-top: auto;
    }

    /* para vos */
    .for-you { max-width: 780px; }
    .for-you ol {
      list-style: none; counter-reset: item;
      padding: 0; margin: 32px 0 0 0;
    }
    .for-you li {
      counter-increment: item;
      display: grid; grid-template-columns: 44px 1fr;
      gap: 18px; padding: 22px 0;
      border-top: 1px solid var(--rule); align-items: baseline;
    }
    .for-you li:last-child { border-bottom: 1px solid var(--rule); }
    .for-you li::before {
      content: counter(item, lower-roman) ".";
      font-family: 'Cormorant Garamond', serif; font-style: italic;
      color: var(--gold); font-size: 20px;
    }
    .for-you li p { margin: 0; color: var(--ink); font-size: 16px; }

    /* waitlist */
    .waitlist-block {
      background: var(--ink); color: var(--paper);
      padding: 96px 0; border-top: none;
    }
    .waitlist-block .eyebrow { color: var(--gold); }
    .waitlist-block h2 { color: var(--paper); }
    .waitlist-block h2 em { color: var(--gold); }
    .waitlist-block p { color: rgba(239, 234, 224, 0.75); }

    form.waitlist {
      display: flex; gap: 12px; margin-top: 32px;
      max-width: 560px; flex-wrap: wrap;
    }
    form.waitlist input[type=email] {
      flex: 1; min-width: 240px;
      background: transparent;
      border: 1px solid rgba(239, 234, 224, 0.35);
      border-radius: 999px; padding: 14px 20px;
      color: var(--paper); font-family: 'Inter', sans-serif;
      font-size: 15px; outline: none;
      transition: border-color 0.2s ease;
    }
    form.waitlist input[type=email]:focus { border-color: var(--gold); }
    form.waitlist input[type=email]::placeholder { color: rgba(239, 234, 224, 0.4); }
    form.waitlist button {
      background: var(--gold); color: var(--ink);
      border: none; border-radius: 999px;
      padding: 14px 28px; font-family: 'Inter', sans-serif;
      font-size: 15px; font-weight: 500; cursor: pointer;
      transition: background 0.2s ease;
    }
    form.waitlist button:hover { background: #D2B65E; }

    .form-note {
      margin-top: 20px; font-size: 13px;
      color: rgba(239, 234, 224, 0.55);
      font-family: 'JetBrains Mono', monospace; letter-spacing: 0.04em;
    }
    .demo-link {
      display: inline-block; margin-top: 28px;
      color: var(--paper);
      border-bottom: 1px solid rgba(239, 234, 224, 0.35);
      padding-bottom: 2px; font-size: 15px;
      transition: color 0.2s ease, border-color 0.2s ease;
    }
    .demo-link:hover { color: var(--gold); border-color: var(--gold); }

    /* footer */
    footer {
      background: var(--paper); padding: 40px 0 56px;
      border-top: 1px solid var(--rule);
    }
    footer .wrap {
      display: flex; justify-content: space-between;
      align-items: baseline; gap: 24px; flex-wrap: wrap;
    }
    footer .credit {
      font-family: 'JetBrains Mono', monospace;
      font-size: 11px; color: var(--bronze); letter-spacing: 0.08em;
    }
    footer .credit em {
      font-family: 'Cormorant Garamond', serif;
      font-style: italic; color: var(--moss);
    }
    footer .footer-links {
      display: flex; gap: 20px;
      font-size: 12px; color: var(--bronze);
    }

    /* accessibility */
    :focus-visible {
      outline: 2px solid var(--gold);
      outline-offset: 3px; border-radius: 4px;
    }
    @media (prefers-reduced-motion: reduce) {
      * { animation: none !important; transition: none !important; }
    }