:root {
  --pink: #cc0066;
  --pink-dark: #9f0050;
  --ink: #15161a;
  --ink-2: #202126;
  --text: #303238;
  --muted: #70747c;
  --line: #dedfe3;
  --soft: #f5f5f6;
  --green: #18794e;
  --amber: #9a6700;
  --red: #b42318;
  --font: "Saira Semi Condensed", "Arial Narrow", "Roboto Condensed", Arial, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--text); background: #fff; font-family: var(--font); font-size: 16px; }
button, input, select, textarea { font: inherit; }
button { cursor: pointer; }
.user-menu { display:flex; align-items:flex-end; flex-direction:column; padding-left:18px; border-left:1px solid var(--line); line-height:1.1; }
.user-menu strong { font-size:12px; color:var(--ink); }
.user-menu a { margin-top:4px; color:var(--pink); font-size:10px; text-decoration:none; text-transform:uppercase; letter-spacing:1px; }

.login-screen { min-height:100vh; display:grid; grid-template-columns:minmax(420px, 560px) 1fr; background:#fff; }
.login-panel { padding:clamp(46px,8vw,110px); display:flex; flex-direction:column; justify-content:center; }
.login-panel > img { width:150px; margin-bottom:58px; }
.login-panel > span,.login-art > span { color:var(--pink); letter-spacing:4px; font-size:12px; font-weight:700; }
.login-panel h1 { color:var(--ink); font-size:48px; line-height:1.05; margin:14px 0; font-weight:560; }
.login-panel > p { color:var(--muted); line-height:1.6; margin:0 0 28px; }
.login-panel form { display:grid; gap:18px; }
.login-panel form .button { width:100%; margin-top:4px; }
.login-panel > a { color:var(--pink); margin-top:20px; text-decoration:none; }
.remember { display:flex; align-items:center; gap:9px; border:0; padding:0; }
.remember input { width:16px; height:16px; min-height:0; accent-color:var(--pink); }
.remember span { margin:0; }
.login-error { padding:12px 14px; margin-bottom:20px; border-left:3px solid var(--red); background:#fff4f2; color:var(--red); }
.login-art { background:var(--ink); color:#fff; padding:clamp(50px,8vw,120px); display:flex; flex-direction:column; justify-content:center; position:relative; overflow:hidden; }
.login-art:after { content:"ESP"; position:absolute; right:-30px; bottom:-80px; font-size:360px; line-height:1; color:transparent; -webkit-text-stroke:1px rgba(204,0,102,.35); }
.login-art h2 { max-width:700px; font-size:clamp(42px,6vw,78px); line-height:1.02; font-weight:520; margin:20px 0; position:relative; z-index:1; }
.login-art p { color:#a9abb2; position:relative; z-index:1; }
.access-message { max-width:700px; margin:15vh auto; padding:40px; border-left:3px solid var(--pink); }

.topbar {
  height: 70px; display: grid; grid-template-columns: 270px 1fr auto; align-items: center;
  border-bottom: 1px solid var(--line); padding: 0 28px; background: rgba(255,255,255,.97);
  position: sticky; top: 0; z-index: 20;
}
.top-actions { display: flex; align-items: center; gap: 18px; }
.unit-switch { display: flex; align-items: center; gap: 8px; }
.unit-switch > span { margin: 0; color: var(--muted); font-size: 11px; font-weight: 650; }
.unit-switch select { min-height: 34px; width: 86px; padding: 5px 8px; background: #fff; }
.brand { display: flex; align-items: center; color: var(--ink); text-decoration: none; }
.brand img { display: block; width: 132px; height: auto; mix-blend-mode: multiply; }
.product-title { font-weight: 650; color: #373940; letter-spacing: .2px; }
.product-title span { margin-left: 9px; color: var(--muted); font-weight: 500; font-size: 12px; border: 1px solid var(--line); padding: 3px 7px; }
.library-badge { font-size: 13px; color: var(--muted); border: 0; border-left: 1px solid var(--line); padding: 6px 0 6px 22px; background: transparent; }
.library-badge strong { color: var(--pink); font-size: 17px; margin-right: 5px; }
.library-badge:hover { color: var(--pink); }
.top-history { color:var(--ink); white-space:nowrap; }

.app-shell { min-height: calc(100vh - 70px); display: grid; grid-template-columns: 285px minmax(580px, 1fr) 210px; }
.step-rail { background: var(--ink); color: #fff; padding: 46px 30px 30px; display: flex; flex-direction: column; }
.rail-intro > span, .section-heading > span, .live-panel > span, .result-placeholder > span, .results-heading span, .basis-card > span {
  color: var(--pink); font-size: 12px; font-weight: 700; letter-spacing: 4px;
}
.rail-intro h1 { font-size: 32px; line-height: 1.08; margin: 14px 0 13px; font-weight: 600; }
.rail-intro p { color: #a9abb2; line-height: 1.55; font-size: 14px; margin: 0 0 38px; }
.steps { display: grid; gap: 7px; }
.step { width: 100%; display: grid; grid-template-columns: 34px 1fr; gap: 12px; text-align: left; padding: 13px 12px; color: #989ba3; background: transparent; border: 0; border-left: 2px solid #35373c; transition: .2s ease; }
.step b { color: #656870; font-size: 13px; }
.step span { font-weight: 650; line-height: 1.1; }
.step small { display: block; margin-top: 5px; color: #656870; font-weight: 500; }
.step.active, .step.done { color: #fff; border-left-color: var(--pink); background: #1d1e23; }
.step.active b, .step.done b { color: var(--pink); }
.step.active small, .step.done small { color: #a3a6ad; }
.rail-note { margin-top: auto; padding-top: 28px; color: #777a82; font-size: 11px; line-height: 1.45; }

.workspace { padding: 44px clamp(28px, 4vw, 68px) 28px; min-width: 0; }
#design-form { max-width: 1120px; margin: 0 auto; }
.form-step { display: none; min-height: 610px; }
.form-step.active { display: block; animation: reveal .28s ease; }
@keyframes reveal { from { opacity: 0; transform: translateY(5px); } to { opacity: 1; transform: translateY(0); } }
.section-heading { max-width: 720px; margin-bottom: 30px; }
.section-heading h2, .result-placeholder h2 { color: var(--ink); font-size: clamp(34px, 4vw, 50px); line-height: 1.04; margin: 12px 0; font-weight: 560; }
.section-heading p { color: var(--muted); max-width: 680px; line-height: 1.55; margin: 0; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; align-items: stretch; }
.form-card, .basis-card { border: 1px solid var(--line); padding: 25px; margin: 0; min-width: 0; background: #fff; }
.form-card legend { padding: 0 8px; margin-left: -8px; color: var(--ink); font-weight: 700; font-size: 18px; }
.fields { display: grid; gap: 18px; }
.fields.two-col { grid-template-columns: 1fr 1fr; }
.fields .wide { grid-column: 1 / -1; }
[hidden] { display: none !important; }
label > span { display: flex; justify-content: space-between; align-items: baseline; gap: 8px; font-weight: 650; font-size: 13px; color: #33363d; margin-bottom: 7px; }
label > span em { color: #9a9da4; font-size: 11px; font-style: normal; font-weight: 500; }
input, select, textarea { width: 100%; border: 1px solid #cfd1d6; background: #fafafa; color: var(--ink); padding: 11px 12px; min-height: 43px; outline: none; border-radius: 0; transition: .18s ease; }
textarea { resize: vertical; line-height: 1.5; }
input:focus, select:focus, textarea:focus { border-color: var(--pink); box-shadow: 0 0 0 3px rgba(204,0,102,.08); background: #fff; }
input.invalid, select.invalid { border-color: var(--red); background: #fff7f6; }
.field-note { margin: 18px 0 0; color: var(--muted); font-size: 12px; line-height: 1.45; padding-top: 14px; border-top: 1px solid var(--line); }
.check-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.check { display: flex; align-items: center; gap: 10px; border: 1px solid var(--line); padding: 13px; cursor: pointer; }
.check input { width: 16px; height: 16px; min-height: 0; accent-color: var(--pink); }
.check span { margin: 0; display: inline; font-weight: 600; }
.sub-fields { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; padding: 14px; border: 1px solid var(--line); background: var(--soft); }
.basis-card { background: var(--ink); color: #fff; }
.method-card { background: var(--ink); color: #fff; padding: 24px; min-height: 220px; }
.method-card > span { color: var(--pink); letter-spacing: 2.5px; font-size: 10px; font-weight: 750; }
.method-card h3 { font-size: 25px; margin: 12px 0; }
.method-card p { color: #bdc0c7; line-height: 1.55; margin: 0; }
.disclaimer { border: 1px solid #d39ab6; background: #fff8fb; color: #4c1732; padding: 18px 20px; margin: 16px 0; }
.disclaimer strong { display: block; color: var(--pink-dark); letter-spacing: .8px; font-size: 12px; }
.disclaimer p { margin: 6px 0 0; line-height: 1.45; font-size: 13px; }
.disclaimer.compact { margin-top: 22px; }
.disclaimer.compact .check { margin-top: 12px; background: #fff; }
.basis-card h3 { font-size: 27px; margin: 13px 0 22px; }
.basis-card ul, .basis-card ol { margin: 0; padding: 0; list-style: none; display: grid; gap: 16px; counter-reset: basis; }
.basis-card li { color: #c0c2c8; padding-left: 29px; position: relative; line-height: 1.35; counter-increment: basis; }
.basis-card li::before { content: ""; width: 9px; height: 2px; position: absolute; left: 0; top: .7em; background: var(--pink); }
.basis-card ol li::before { content: counter(basis, decimal-leading-zero); width: auto; height: auto; top: 0; background: none; color: var(--pink); font-size: 11px; font-weight: 700; }

.form-footer { min-height: 72px; border-top: 1px solid var(--line); margin-top: 25px; display: flex; align-items: center; justify-content: space-between; gap: 15px; }
.button { border: 1px solid transparent; padding: 12px 19px; min-width: 112px; font-size: 13px; font-weight: 750; letter-spacing: .2px; transition: .2s ease; }
.button.primary { background: var(--pink); color: #fff; }
.button.primary:hover { background: var(--pink-dark); transform: translateY(-1px); }
.button.ghost { background: #fff; color: var(--ink); border-color: var(--line); }
.button.secondary { color: var(--pink); background: #fff; border-color: var(--pink); }
.button:disabled { opacity: .35; cursor: not-allowed; }
.progress { display: flex; gap: 7px; }
.progress i { width: 34px; height: 2px; background: #d8d9dd; }
.progress i.on { background: var(--pink); }

.live-panel { border-left: 1px solid var(--line); padding: 48px 25px; background: #fafafa; }
.live-panel > span { font-size: 10px; letter-spacing: 2.5px; }
.live-row { padding: 18px 0; border-bottom: 1px solid var(--line); }
.live-row small { display: block; color: var(--muted); margin-bottom: 4px; }
.live-row strong { color: var(--ink); font-size: 18px; }
.live-rule { height: 2px; width: 35px; background: var(--pink); margin: 28px 0 13px; }
.live-panel p { color: var(--muted); font-size: 12px; line-height: 1.45; }
.text-button { border: 0; padding: 0; background: transparent; color: var(--pink); font: inherit; font-size: 12px; text-align: left; }

.results-step { min-height: 720px; }
.print-brand { display: none; align-items: center; justify-content: space-between; border-bottom: 1px solid var(--line); padding-bottom: 12px; margin-bottom: 18px; }
.print-brand img { width: 145px; mix-blend-mode: multiply; }
.print-brand div { text-align: right; }
.print-brand strong, .print-brand small { display: block; }
.print-brand small { color: var(--muted); margin-top: 3px; }
.result-placeholder { padding-top: 120px; max-width: 760px; }
.results-heading { display: flex; align-items: flex-end; justify-content: space-between; gap: 22px; margin-bottom: 20px; }
.results-heading h2 { font-size: 39px; line-height: 1.05; margin: 9px 0 5px; color: var(--ink); }
.results-heading p { margin: 0; color: var(--muted); }
.result-actions { display: flex; gap: 8px; flex-shrink: 0; }
.result-disclaimer { margin: 0 0 16px; }
.status-banner { padding: 13px 16px; border-left: 3px solid var(--green); background: #f0faf5; color: #145c3d; font-size: 13px; margin-bottom: 16px; }
.status-banner.warning { border-color: var(--amber); background: #fffaeb; color: #7a4d00; }
.status-banner.error { border-color: var(--red); background: #fff3f2; color: #8a1c14; }
.kpi-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 10px; margin-bottom: 16px; }
.kpi { border: 1px solid var(--line); padding: 14px 13px; min-width: 0; }
.kpi small { display: block; color: var(--muted); font-size: 10px; text-transform: uppercase; letter-spacing: .7px; min-height: 26px; }
.kpi strong { display: block; color: var(--ink); font-size: 20px; margin-top: 4px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.kpi.primary { border-top: 2px solid var(--pink); }
.result-grid { display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(260px, .7fr); gap: 16px; margin-bottom: 16px; }
.chart-grid { grid-template-columns: minmax(320px, .72fr) minmax(520px, 1.28fr); }
.bottom-grid { grid-template-columns: 1fr 1fr; }
.result-card { border: 1px solid var(--line); background: #fff; padding: 18px; min-width: 0; }
.card-title { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; margin-bottom: 15px; }
.card-title span { color: var(--pink); letter-spacing: 2px; font-size: 10px; font-weight: 750; }
.card-title strong { color: var(--muted); font-size: 12px; }
.chart-card svg { width: 100%; height: auto; min-height: 300px; display: block; background: #fcfcfc; }
.system-string { display: grid; gap: 0; }
.string-item { display: grid; grid-template-columns: 31px 1fr; gap: 10px; position: relative; padding: 7px 0 13px; }
.string-item:not(:last-child)::after { content: ""; position: absolute; left: 14px; top: 35px; width: 1px; height: 21px; background: #c9cbd0; }
.string-icon { width: 29px; height: 29px; display: grid; place-items: center; border: 1px solid var(--pink); color: var(--pink); font-size: 11px; font-weight: 750; background: #fff; z-index: 1; }
.string-item strong { color: var(--ink); display: block; font-size: 13px; }
.string-item small { color: var(--muted); display: block; margin-top: 2px; line-height: 1.25; }
.alternatives { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.option-card { border: 1px solid var(--line); padding: 15px; position: relative; }
.option-card.recommended { border-top: 3px solid var(--pink); }
.option-card .tag { font-size: 9px; color: var(--pink); letter-spacing: 1.5px; font-weight: 750; }
.option-card h4 { font-size: 21px; color: var(--ink); margin: 7px 0 12px; }
.option-metrics { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.option-metrics span { border-top: 1px solid var(--line); padding-top: 7px; color: var(--muted); font-size: 11px; }
.option-metrics strong { display: block; color: var(--ink); font-size: 14px; margin-top: 2px; }
.advisories { display: grid; gap: 10px; }
.advisory { border-left: 2px solid #aeb1b8; background: #f8f8f9; padding: 10px 12px; }
.advisory.warning { border-color: var(--amber); background: #fffbef; }
.advisory.critical { border-color: var(--red); background: #fff4f3; }
.advisory strong { color: var(--ink); display: block; font-size: 13px; margin-bottom: 2px; }
.advisory p { color: var(--muted); margin: 0; font-size: 12px; line-height: 1.4; }
.assumptions { display: grid; gap: 8px; }
.assumption-grid { grid-template-columns: repeat(2, 1fr); column-gap: 24px; }
.assumption { display: flex; justify-content: space-between; gap: 16px; padding-bottom: 7px; border-bottom: 1px solid var(--line); font-size: 12px; }
.assumption span { color: var(--muted); }
.assumption strong { color: var(--ink); text-align: right; }
.recommendation-list { display: grid; gap: 10px; }
.recommendation { padding: 10px 0; border-bottom: 1px solid var(--line); }
.recommendation:first-child { padding-top: 0; }
.recommendation:last-child { border-bottom: 0; }
.recommendation strong { color: var(--ink); display: block; font-size: 13px; }
.recommendation p { color: var(--muted); margin: 4px 0 0; font-size: 12px; line-height: 1.45; }
.report-footer { color: var(--muted); font-size: 10px; text-align: center; padding: 18px 0 2px; }
.detail-tabs { display: flex; gap: 2px; overflow-x: auto; margin: 4px 0 0; border-bottom: 1px solid var(--line); }
.detail-tab { border: 0; border-top: 2px solid transparent; background: #f5f5f6; color: var(--muted); padding: 12px 17px; white-space: nowrap; font-size: 12px; font-weight: 700; }
.detail-tab.active { background: #fff; color: var(--pink); border-top-color: var(--pink); }
.result-panel { display: none; border-top: 0; }
.result-panel.active { display: block; }
.data-table { overflow-x: auto; }
.data-table table { width: 100%; border-collapse: collapse; font-size: 12px; }
.data-table th { background: #f2f2f4; color: var(--ink); font-weight: 750; text-align: left; }
.data-table th, .data-table td { border: 1px solid var(--line); padding: 9px 10px; vertical-align: top; }
.data-table td:nth-child(2) { font-weight: 650; color: var(--ink); }
.status-pass { color: var(--green); font-weight: 750; }
.status-fail { color: var(--red); font-weight: 750; }
.trace-list { display: grid; grid-template-columns: repeat(2, 1fr); column-gap: 22px; }
.trace-item { display: grid; grid-template-columns: 28px 1fr; gap: 10px; padding: 11px 0; border-bottom: 1px solid var(--line); }
.trace-item b { color: var(--pink); font-size: 11px; }
.trace-item span { color: var(--muted); display: block; font-size: 11px; }
.trace-item strong { color: var(--ink); display: block; font-size: 13px; margin-top: 2px; }
.form-errors { border-left: 3px solid var(--red); background: #fff3f2; color: #8a1c14; padding: 13px 16px; font-size: 13px; white-space: pre-line; margin-top: 18px; }

.pump-library { width: min(1180px, calc(100vw - 40px)); max-height: calc(100vh - 40px); border: 0; padding: 0; background: #fff; box-shadow: 0 30px 90px rgba(0,0,0,.25); }
.pump-library::backdrop { background: rgba(10,11,14,.78); backdrop-filter: blur(4px); }
.library-head { display: flex; justify-content: space-between; gap: 25px; padding: 30px 34px 24px; background: var(--ink); color: #fff; }
.library-head span { color: var(--pink); font-size: 11px; font-weight: 700; letter-spacing: 3px; }
.library-head h2 { margin: 10px 0 5px; font-size: 34px; }
.library-head p { margin: 0; color: #a9abb2; }
.close-button { border: 1px solid #474950; background: transparent; color: #fff; width: 40px; height: 40px; font-size: 25px; }
.library-tools { display: grid; grid-template-columns: minmax(260px,1fr) 180px auto; gap: 15px; align-items: end; padding: 18px 34px; border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 2; background: #fff; }
.library-tools strong { color: var(--pink); padding-bottom: 12px; text-align: right; }
.pump-library-grid { padding: 24px 34px 36px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.pump-card { border: 1px solid var(--line); padding: 16px; background: #fff; }
.pump-card > div:first-child { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; }
.pump-card span { color: var(--pink); font-size: 9px; letter-spacing: 1.5px; font-weight: 700; }
.pump-card h3 { margin: 0; color: var(--ink); font-size: 20px; }
.pump-card svg { width: 100%; background: #fafafa; margin: 12px 0; }
.pump-card dl { margin: 0; display: grid; gap: 6px; }
.pump-card dl div { display: flex; justify-content: space-between; gap: 12px; font-size: 11px; }
.pump-card dt { color: var(--muted); }
.pump-card dd { margin: 0; color: var(--ink); font-weight: 650; }
.history-grid { padding:28px 34px 40px; display:grid; grid-template-columns:repeat(3,1fr); gap:14px; }
.history-card { border:1px solid var(--line); padding:20px; display:flex; flex-direction:column; align-items:flex-start; }
.history-card > span { color:var(--pink); letter-spacing:2px; font-size:10px; font-weight:700; }
.history-card h3 { margin:10px 0 4px; color:var(--ink); font-size:20px; }
.history-card p { color:var(--muted); margin:0 0 8px; }
.history-card small { color:#9a9da4; margin-bottom:18px; }
.history-card .button { margin-top:auto; }
.empty-history { grid-column:1/-1; padding:50px; text-align:center; color:var(--muted); }

@media (max-width: 1180px) {
  .app-shell { grid-template-columns: 245px 1fr; }
  .live-panel { display: none; }
  .topbar { grid-template-columns: 235px 1fr auto; }
  .kpi-grid { grid-template-columns: repeat(3, 1fr); }
  .chart-grid { grid-template-columns: 1fr; }
}

@media (max-width: 850px) {
  .login-screen { grid-template-columns:1fr; }
  .login-art { display:none; }
  .login-panel { padding:42px 24px; }
  .login-panel h1 { font-size:38px; }
  .topbar { height: auto; min-height: 64px; padding: 12px 18px; grid-template-columns: 1fr auto; }
  .product-title { display: none; }
  .library-badge { font-size: 11px; }
  .app-shell { display: block; }
  .step-rail { padding: 25px 20px; }
  .rail-intro h1 { font-size: 27px; }
  .rail-intro p, .rail-note { display: none; }
  .steps { grid-template-columns: repeat(4, 1fr); }
  .step { display: block; padding: 8px; border-left: 0; border-bottom: 2px solid #35373c; }
  .step span { display: none; }
  .workspace { padding: 30px 20px 20px; }
  .form-step { min-height: auto; }
  .form-grid, .result-grid, .bottom-grid { grid-template-columns: 1fr; }
  .pump-library-grid { grid-template-columns: repeat(2, 1fr); }
  .history-grid { grid-template-columns:repeat(2,1fr); }
  .results-heading { display: block; }
  .result-actions { margin-top: 14px; }
  .alternatives { grid-template-columns: 1fr; }
}

@media (max-width: 560px) {
  .brand { font-size: 22px; }
  .library-badge { border: 0; padding: 0; }
  .library-badge strong { display: block; line-height: 1; }
  .section-heading h2, .result-placeholder h2 { font-size: 34px; }
  .fields.two-col, .check-grid, .sub-fields, .assumption-grid { grid-template-columns: 1fr; }
  .fields .wide { grid-column: auto; }
  .form-card, .basis-card { padding: 20px 16px; }
  .form-footer { position: sticky; bottom: 0; background: rgba(255,255,255,.96); z-index: 10; padding: 8px 0; }
  .progress { display: none; }
  .kpi-grid { grid-template-columns: repeat(2, 1fr); }
  .trace-list { grid-template-columns: 1fr; }
  .result-actions { display: grid; }
  .result-actions .button { width: 100%; }
  .pump-library { width: calc(100vw - 16px); max-height: calc(100vh - 16px); }
  .library-head, .library-tools, .pump-library-grid { padding-left: 18px; padding-right: 18px; }
  .library-tools, .pump-library-grid { grid-template-columns: 1fr; }
  .history-grid { grid-template-columns:1fr; padding-left:18px; padding-right:18px; }
  .library-tools strong { text-align: left; }
  .user-menu { display:none; }
}

@media print {
  .topbar, .step-rail, .live-panel, .form-footer, .result-actions { display: none !important; }
  .app-shell { display: block; }
  .workspace { padding: 0; }
  .form-step { display: none !important; }
  .form-step.results-step { display: block !important; }
  #results { display: block !important; }
  .print-brand { display: flex !important; }
  .result-card, .kpi { break-inside: avoid; }
  .results-heading h2 { font-size: 27px; }
  .kpi-grid { grid-template-columns: repeat(3, 1fr); }
  .result-grid, .chart-grid { grid-template-columns: 1fr 1fr; }
  .bottom-grid { grid-template-columns: 1fr 1fr; }
  .chart-card svg { min-height: 0; }
  body { font-size: 11px; }
  @page { size: A4 landscape; margin: 11mm; }
}