/* Herramientas Órbita — componentes locales sobre el sistema visual del sitio. */
.tools-wrap { max-width: 1120px; margin: 0 auto; padding: 20px 0 56px; }
.tool-crumb { margin: 0 0 22px; color: var(--warm-gray); font-size: 10px; letter-spacing: .1em; text-transform: uppercase; }
.tool-crumb a { color: var(--ink); text-decoration: underline; text-decoration-color: var(--lime); text-decoration-thickness: 2px; text-underline-offset: 3px; }
.tool-crumb span { margin: 0 8px; }
.tool-intro { padding: 38px 0 28px; border-bottom: 2px solid var(--ink); }
.tool-intro-compact { padding-top: 16px; }
.tool-intro h1 { max-width: 1000px; margin: 0 0 17px; font: 800 clamp(48px, 9vw, 104px)/.88 var(--heading); letter-spacing: -.03em; text-transform: uppercase; text-wrap: balance; }
.tool-intro p:not(.eyebrow) { max-width: 760px; margin: 0; color: #4c4e46; font-size: clamp(16px, 2vw, 20px); line-height: 1.5; }
.tool-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; padding: 26px 0 42px; }
.tool-card { display: flex; min-height: 260px; flex-direction: column; align-items: flex-start; padding: 20px; border: 1px solid var(--ink); background: var(--paper); }
.tool-card h2 { margin: 9px 0 10px; font: 800 clamp(27px, 3vw, 38px)/.96 var(--heading); letter-spacing: -.02em; }
.tool-card h2 a:hover { text-decoration: underline; text-decoration-color: var(--lime); text-decoration-thickness: 4px; text-underline-offset: 4px; }
.tool-card > p:not(.eyebrow) { margin: 0 0 22px; color: #55564f; font-size: 14px; }
.tool-card-link { margin-top: auto; padding: 10px 12px; border: 1px solid var(--ink); background: var(--lime); font-size: 10px; font-weight: 800; letter-spacing: .09em; }
.tool-card-link:hover, .tool-button:hover { background: var(--ink); color: var(--paper); }
.calculator-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; padding: 28px 0; }
.calculator-panel { padding: 22px; border: 1px solid var(--ink); background: rgba(255,255,255,.17); }
.calculator-panel-wide { margin: 28px 0 18px; }
.calculator-panel h2, .tool-note h2 { margin: 0 0 20px; font: 800 clamp(27px, 3vw, 40px)/.98 var(--heading); letter-spacing: -.02em; }
.calculator-panel .eyebrow { margin-bottom: 8px; }
.field-row, .field-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.field { display: flex; min-width: 0; flex-direction: column; gap: 7px; margin-bottom: 17px; }
.field label { font-size: 12px; font-weight: 700; }
.field small { color: #5b5c54; font-size: 11px; line-height: 1.4; }
.field input, .field select { width: 100%; min-height: 46px; padding: 10px 12px; border: 1px solid #77776d; border-radius: 0; background: #fffef7; font-size: 16px; }
.field input:focus, .field select:focus { outline: 3px solid #739000; outline-offset: 2px; }
.tool-button { min-height: 44px; padding: 11px 16px; border: 1px solid var(--ink); background: var(--lime); color: var(--ink); font-size: 10px; font-weight: 800; letter-spacing: .09em; }
.tool-result { min-height: 46px; margin: 17px 0 8px; padding: 13px; border-left: 4px solid #9eb522; background: var(--paper-2); font-size: 15px; font-weight: 700; line-height: 1.45; }
.compound-result { display: flex; flex-direction: column; gap: 4px; }
.compound-result strong { font: 800 clamp(23px, 3vw, 34px)/1 var(--heading); }
.compound-result span { font-size: 12px; font-weight: 400; }
.formula { margin: 15px 0 0; color: #55564f; font-size: 12px; line-height: 1.6; }
.formula strong { color: var(--ink); }
.tool-note, .tool-warning { margin: 20px 0 0; padding: 22px; border-top: 2px solid var(--ink); border-bottom: 1px solid var(--ink); }
.tool-note h2 { max-width: 760px; margin-bottom: 9px; }
.tool-note p:not(.eyebrow), .tool-warning p:not(.eyebrow) { max-width: 820px; margin: 0; color: #4c4e46; font-size: 14px; line-height: 1.65; }
.tool-warning { border: 1px solid var(--ink); background: var(--lime); }
.tool-warning .eyebrow { color: #424b1d; }
.tool-warning p:not(.eyebrow) { color: var(--ink); }
.tool-related { margin-top: 34px; padding-top: 16px; border-top: 1px solid var(--ink); }
.tool-related > div { display: flex; flex-wrap: wrap; gap: 10px; }
.tool-related a { padding: 10px 12px; border: 1px solid var(--rule); font-size: 12px; font-weight: 700; }
.tool-related a:hover { background: var(--lime); }
@media (max-width: 800px) {
  .tool-grid { grid-template-columns: 1fr; }
  .tool-card { min-height: 0; }
  .calculator-grid { grid-template-columns: 1fr; }
}
@media (max-width: 520px) {
  .field-row, .field-grid { grid-template-columns: 1fr; gap: 0; }
  .calculator-panel, .tool-note, .tool-warning { padding: 17px; }
  .tool-intro h1 { font-size: clamp(44px, 13vw, 68px); }
}