.roi-page { --roi-green: #72b894; --roi-text: #edf0ee; --roi-muted: #a5afa9; --roi-line: #303833; --roi-bg: #0d100e; background: var(--roi-bg); color: var(--roi-text); }
.roi-page *, .roi-page *::before, .roi-page *::after { box-sizing: border-box; }
.roi-page [hidden] { display: none !important; }
.roi-shell { max-width: 1240px; padding: 64px 32px 64px; margin: auto; font-size: 15px; line-height: 1.6; }
.roi-sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }
#result-task { color: var(--roi-muted); font-size: 12px; margin-bottom: 8px; overflow-wrap: anywhere; }
.roi-shell h1, .roi-shell h2, .roi-shell h3, .roi-shell p { margin: 0; }
.roi-shell button, .roi-shell input, .roi-shell select { font: inherit; }
.roi-shell a { color: inherit; }
.roi-shell :is(button,a,input,select,summary):focus-visible { outline: 2px solid var(--roi-green); outline-offset: 4px; }
.roi-hero { display: grid; grid-template-columns: 1.8fr 1fr; gap: 60px; align-items: center; padding-bottom: 30px; }
.roi-eyebrow { font: 11px/1.5 "JetBrains Mono", monospace; letter-spacing: .12em; color: var(--roi-green); }
.roi-hero h1 { font-size: clamp(38px, 5vw, 64px); line-height: 1.08; letter-spacing: -.035em; font-weight: 550; margin: 16px 0 20px; }
.roi-hero h1 span { color: var(--roi-green); }
.roi-intro { max-width: 650px; font-size: 17px; color: var(--roi-muted); }
.roi-hero-note { border-left: 1px solid var(--roi-line); padding: 10px 0 10px 32px; color: var(--roi-muted); font-size: 15px; }
.roi-hero-note strong { color: var(--roi-text); font-weight: 500; }
.roi-hero-note a { display: inline-block; margin-top: 16px; font-size: 12px; color: var(--roi-green); }
.roi-orbit { display: grid; place-items: center; width: 52px; height: 52px; border: 1px solid #3b5547; background: #141b17; border-radius: 50%; color: var(--roi-green); font-size: 28px; margin-bottom: 20px; }
.roi-toolbar { display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; padding: 18px 0; border-top: 1px solid var(--roi-line); font-size: 12px; color: var(--roi-muted); }
.roi-toolbar a { color: var(--roi-green); }
.roi-mobile-jump { display: none; }
.roi-workspace { display: grid; grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr); gap: 24px; align-items: start; }
.roi-inputs { background: #141816; border: 1px solid var(--roi-line); border-radius: 18px; padding: 26px; }
.roi-section-heading { display: flex; align-items: center; gap: 12px; margin-bottom: 12px; }
.roi-section-heading:not(:first-child) { border-top: 1px solid var(--roi-line); padding-top: 26px; margin-top: 26px; }
.roi-section-heading h2 { font-size: 18px; font-weight: 550; }
.roi-step { font: 11px "JetBrains Mono", monospace; color: var(--roi-green); border: 1px solid #3d5b49; padding: 5px 7px; border-radius: 6px; }
.roi-help { color: var(--roi-muted); font-size: 12px; line-height: 1.65; }
.roi-presets { display: flex; flex-wrap: wrap; gap: 6px; margin: 14px 0 9px; }
.roi-presets button { min-height: 42px; background: #1a201c; color: #d1d8d3; border: 1px solid #38423c; border-radius: 7px; padding: 7px 10px; font-size: 12px; cursor: pointer; }
.roi-presets button:hover { border-color: var(--roi-green); }
.roi-source { color: #c6bb94; font-size: 11px; margin-bottom: 20px !important; }
.roi-field { margin-bottom: 17px; min-width: 0; }
.roi-field label { display: block; color: #d5ded8; font-size: 12px; margin-bottom: 7px; }
.roi-field :is(input:not([type=range]),select) { width: 100%; min-width: 0; background: #0d1410; color: #f1f6f3; border: 1px solid #3a4c40; border-radius: 8px; padding: 11px 12px; font-size: 16px; min-height: 46px; color-scheme: dark; }
.roi-field input[aria-invalid=true] { border-color: #f4af86; }
.roi-two { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.roi-currency { display: grid; grid-template-columns: 1fr 100px; align-items: center; gap: 12px; }
.roi-currency label { margin: 0; }
.roi-field .roi-range-label { display: flex; justify-content: space-between; align-items: center; gap: 10px; }
.roi-range-label output { color: var(--roi-green); font: 20px "JetBrains Mono", monospace; }
.roi-field input[type=range] { width: 100%; min-height: 32px; margin: 2px 0 8px; accent-color: var(--roi-green); cursor: pointer; }
.roi-inputs details { border-top: 1px solid var(--roi-line); border-bottom: 1px solid var(--roi-line); margin-top: 22px; }
.roi-shell summary { min-height: 48px; padding: 13px 0; color: #d1dfd6; cursor: pointer; font-size: 13px; }
.roi-inputs details[open] summary { margin-bottom: 14px; }
.roi-input-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 10px; margin: 22px 0 12px; }
.roi-button { display: inline-flex; align-items: center; justify-content: center; gap: 6px; min-height: 44px; border: 1px solid var(--roi-green); border-radius: 8px; padding: 10px 14px; background: var(--roi-green); color: #0d2117 !important; text-decoration: none; font-size: 13px !important; font-weight: 600; cursor: pointer; }
.roi-button:hover { background: #84c6a4; }
.roi-button.secondary { background: transparent; color: var(--roi-text) !important; border-color: #465b4e; }
.roi-text-button { border: 0; background: none; color: #c4d7ca; text-decoration: underline; text-underline-offset: 4px; font-size: 12px !important; padding: 10px 3px; min-height: 44px; cursor: pointer; }
.roi-shell button:disabled { opacity: .4; cursor: not-allowed; }
.roi-status { font-size: 12px; color: var(--roi-green); margin-top: 12px !important; overflow-wrap: anywhere; }
.roi-status:empty { display: none; }
.roi-error { display: block; font-size: 12px; color: #ffb48c; margin-top: 6px; }
.roi-results { background: linear-gradient(145deg,#171c19,#111512 55%); border: 1px solid #39443d; border-radius: 18px; padding: 28px; scroll-margin-top: 90px; }
.roi-result-top { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; margin-bottom: 20px; }
.roi-tag { color: #c6d3ca; font-size: 10px; border: 1px solid #405447; padding: 5px 8px; border-radius: 20px; }
.roi-results h2 { font-size: 24px; line-height: 1.3; font-weight: 550; }
.roi-result-intro { margin-top: 9px !important; font-size: 13px; color: var(--roi-muted); }
.roi-primary-metric { margin-top: 24px; padding-bottom: 22px; }
.roi-primary-metric > span { font-size: 13px; color: #d0dfd5; }
.roi-primary-metric strong { display: block; font-size: clamp(32px, 4.5vw, 52px); line-height: 1.3; letter-spacing: -.04em; font-weight: 500; color: var(--roi-green); overflow-wrap: anywhere; }
.roi-primary-metric p { font-size: 12px; color: var(--roi-muted); }
.roi-metric-grid { display: grid; grid-template-columns: 1fr 1fr; border-top: 1px solid var(--roi-line); border-bottom: 1px solid var(--roi-line); gap: 0 18px; }
.roi-metric-grid > div { padding: 18px 0; min-width: 0; }
.roi-metric-grid span { font-size: 11px; color: var(--roi-muted); display: block; }
.roi-metric-grid strong { display: block; font-size: 23px; line-height: 1.5; font-weight: 500; overflow-wrap: anywhere; }
.roi-metric-grid small { display: block; font-size: 11px; color: #a8b9af; }
.roi-negative { color: #ffba96 !important; }
.roi-time-flow { display: flex; justify-content: space-between; gap: 14px; align-items: center; padding: 16px 0; }
.roi-time-flow div { display: grid; gap: 3px; }
.roi-time-flow span { font-size: 11px; color: var(--roi-muted); }
.roi-time-flow strong { font-size: 16px; font-weight: 500; }
.roi-time-flow > span { color: var(--roi-green); font-size: 24px; }
.roi-chart-section { margin: 10px -8px 0; padding: 18px 8px; border-top: 1px solid var(--roi-line); }
.roi-chart-heading { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; flex-wrap: wrap; }
.roi-results h3 { font-size: 14px; font-weight: 550; }
.roi-chart-heading > span { font-size: 10px; color: var(--roi-muted); }
#roi-chart svg { display: block; width: 100%; height: auto; margin: 10px 0 0; overflow: visible; }
.roi-chart-legend { display: flex; gap: 18px; font-size: 11px; color: var(--roi-green); margin-bottom: 8px !important; }
.roi-chart-legend span + span { color: #d8b5f7; }
.roi-stress { border-top: 1px solid var(--roi-line); padding-top: 18px; }
.roi-stress .roi-help { margin: 6px 0 12px; }
.roi-table-wrap { overflow-x: auto; }
.roi-shell table { border-collapse: collapse; width: 100%; font-size: 12px; }
.roi-shell th { text-align: left; color: var(--roi-muted); font-size: 10px; font-weight: 400; }
.roi-shell td,.roi-shell th { padding: 10px 8px; border-bottom: 1px solid var(--roi-line); }
.roi-shell th:not(:first-child),.roi-shell td:not(:first-child) { text-align: right; }
.roi-shell tr.roi-entered { background: #1b2921; color: #dce8e0; }
.roi-budget { border-left: 2px solid var(--roi-green); padding: 2px 0 2px 14px; margin: 22px 0; }
.roi-budget p { color: #baccbf; font-size: 12px; margin-top: 7px; }
.roi-breakdown { border-top: 1px solid var(--roi-line); }
.roi-breakdown dl { margin: 0 0 18px; }
.roi-breakdown dl > div { display: flex; justify-content: space-between; gap: 16px; padding: 6px 0; font-size: 12px; color: var(--roi-muted); }
.roi-breakdown dd { margin: 0; white-space: nowrap; color: var(--roi-text); }
.roi-export-actions { display: flex; flex-wrap: wrap; gap: 8px; margin: 14px 0 12px; }
.roi-contact-preview { margin: 18px 0; padding: 18px; border: 1px solid #39443d; border-radius: 10px; background: #111512; }
.roi-contact-preview h3 { margin: 0 0 8px; font-size: 16px; }
.roi-contact-preview label { display: block; margin: 14px 0 6px; color: var(--roi-muted); font: 10px "JetBrains Mono",monospace; text-transform: uppercase; letter-spacing: .08em; }
.roi-contact-preview textarea { width: 100%; resize: vertical; padding: 12px; border: 1px solid var(--roi-line); border-radius: 7px; background: #0d1510; color: var(--roi-text); font: 11px/1.55 "JetBrains Mono",monospace; }
.roi-contact-preview .roi-button { display: inline-flex; margin-top: 12px; }
.roi-notice { padding: 16px; border: 1px solid #795a44; background: #30251d; color: #ffd2b8; border-radius: 8px; font-size: 14px; }
.roi-method { margin-top: 72px; display: grid; grid-template-columns: .7fr 1.3fr; gap: 44px; padding-top: 32px; border-top: 1px solid var(--roi-line); scroll-margin-top: 90px; }
.roi-method h2,.roi-next h2 { font-size: 29px; line-height: 1.25; font-weight: 500; margin: 12px 0 16px; }
.roi-method > div > p:not(.roi-eyebrow),.roi-next p:not(.roi-eyebrow) { font-size: 14px; color: var(--roi-muted); }
.roi-method-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 26px; }
.roi-method-cards article > span { font: 10px "JetBrains Mono",monospace; color: var(--roi-green); }
.roi-method-cards h3 { font-size: 15px; margin: 10px 0; }
.roi-method-cards p { font-size: 12px; color: var(--roi-muted); }
.roi-next { margin-top: 58px; background: #151a17; border: 1px solid #343d37; padding: 30px; border-radius: 16px; display: grid; grid-template-columns: 1fr 1fr; align-items: center; gap: 40px; }
.roi-next > div + div { display: flex; flex-direction: column; align-items: flex-start; gap: 15px; font-size: 12px; }
@media(max-width: 960px) { .roi-shell { padding-left: 22px; padding-right: 22px; } .roi-workspace { gap: 16px; grid-template-columns: minmax(0,1fr) minmax(0,1fr); } .roi-inputs,.roi-results { padding: 20px; } .roi-hero { gap: 24px; } .roi-two { gap: 9px; } }
@media(max-width: 760px) { .roi-shell { padding: 38px 16px 40px; } .roi-hero { grid-template-columns: 1fr; gap: 20px; } .roi-hero h1 { font-size: 43px; } .roi-intro { font-size: 15px; } .roi-hero-note { display: none; } .roi-workspace,.roi-method,.roi-next { grid-template-columns: 1fr; } .roi-mobile-jump { display: inline; } .roi-toolbar { gap: 10px 20px; } .roi-toolbar > span { width: 100%; } .roi-method { margin-top: 44px; gap: 24px; } .roi-results { padding: 22px 18px; } .roi-primary-metric strong { font-size: 43px; } .roi-method-cards { gap: 22px; } .roi-next { padding: 24px; gap: 22px; } }
@media(max-width: 380px) { .roi-method-cards { grid-template-columns: 1fr; } .roi-hero h1 { font-size: 37px; } .roi-metric-grid strong { font-size: 20px; } }
@media(prefers-reduced-motion: reduce) { .roi-page * { scroll-behavior: auto !important; } }