:root {
  --ink: #0c1510;
  --ink-2: #17231a;
  --paper: #f3f0e7;
  --paper-2: #e8e5da;
  --line: rgba(12, 21, 16, .16);
  --lime: #aff25c;
  --lime-dark: #6eaa2d;
  --sage: #bfceb9;
  --muted: #69736a;
  --red: #c65e4b;
  --shell: 1240px;
  --serif: Georgia, 'Times New Roman', serif;
  --sans: 'Avenir Next', 'Segoe UI', Arial, sans-serif;
  --mono: 'SFMono-Regular', Consolas, 'Liberation Mono', monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: var(--paper); font-family: var(--sans); -webkit-font-smoothing: antialiased; }
body.menu-open { overflow: hidden; }
a { color: inherit; }
button { color: inherit; font: inherit; }
.shell { width: min(calc(100% - 48px), var(--shell)); margin-inline: auto; }
.skip-link { position: fixed; top: 12px; left: 12px; z-index: 100; padding: 10px 14px; background: var(--lime); transform: translateY(-160%); }
.skip-link:focus { transform: none; }
.scroll-progress { position: fixed; inset: 0 0 auto; height: 3px; z-index: 90; }
.scroll-progress span { display: block; width: 0; height: 100%; background: var(--lime); }

.site-header { position: fixed; inset: 0 0 auto; z-index: 80; border-bottom: 1px solid transparent; transition: background .25s, border-color .25s; }
.site-header.scrolled { background: rgba(243, 240, 231, .92); border-color: var(--line); backdrop-filter: blur(16px); }
.nav { height: 82px; display: flex; align-items: center; justify-content: space-between; gap: 28px; }
.brand { display: flex; gap: 12px; align-items: center; text-decoration: none; font-weight: 700; letter-spacing: -.03em; }
.brand img { width: 38px; height: 38px; }
.brand i { color: var(--muted); font-style: normal; font-weight: 500; }
.nav-links { display: flex; gap: 30px; margin-left: auto; }
.nav-links a { color: #485149; font-size: 13px; text-decoration: none; }
.nav-links a:hover { color: var(--ink); }
.nav-actions { display: flex; align-items: center; gap: 10px; }
.language, .nav-market { border: 1px solid var(--line); background: transparent; min-height: 40px; padding: 0 14px; font-size: 11px; font-weight: 700; letter-spacing: .08em; text-decoration: none; display: inline-flex; align-items: center; cursor: pointer; }
.nav-market { color: var(--paper); background: var(--ink); border-color: var(--ink); }
.menu-toggle { display: none; width: 42px; height: 40px; border: 1px solid var(--line); background: transparent; }
.menu-toggle span { display: block; width: 18px; height: 1px; margin: 5px auto; background: var(--ink); }

.hero { padding: 124px 0 76px; background: radial-gradient(circle at 82% 15%, rgba(175,242,92,.13), transparent 28%), linear-gradient(180deg, #f7f4ec, var(--paper)); }
.hero-grid { display: grid; grid-template-columns: 1fr; gap: 34px; }
.hero-copy { display: grid; grid-template-columns: minmax(0, 1.14fr) minmax(390px, .86fr); align-items: end; gap: clamp(50px, 7vw, 98px); min-width: 0; }
.hero-title-block, .hero-conversion-block { min-width: 0; }
.status-line { display: flex; align-items: center; gap: 9px; color: var(--muted); font: 10px var(--mono); letter-spacing: .04em; margin-bottom: 28px; }
.status-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--lime-dark); box-shadow: 0 0 0 5px rgba(110,170,45,.13); }
.eyebrow, .section-label { margin: 0 0 18px; color: var(--lime-dark); font: 500 10px var(--mono); letter-spacing: .16em; }
h1, h2, h3, p { margin-top: 0; }
h1 { max-width: 790px; margin-bottom: 0; font-size: clamp(54px, 6.25vw, 88px); line-height: .92; letter-spacing: -.065em; font-weight: 600; }
h1 em, h2 em { color: var(--lime-dark); font-family: var(--serif); font-weight: 500; }
.lede { max-width: 590px; margin-bottom: 17px; color: #465047; font-size: 17px; line-height: 1.65; }
.proof-sentence { margin: 7px 0 27px; padding: 18px 0 18px 19px; border-left: 2px solid var(--lime-dark); display: grid; gap: 4px; font-size: 13px; line-height: 1.6; }
.proof-sentence span { color: var(--muted); }
.hero-actions { display: flex; align-items: center; gap: 20px; margin-bottom: 32px; }
.primary { min-height: 70px; display: grid; grid-template-columns: 1fr auto 22px; gap: 18px; align-items: center; padding: 10px 17px 10px 21px; background: var(--ink); color: white; text-decoration: none; transition: transform .2s, box-shadow .2s; }
.primary:hover { transform: translateY(-2px); box-shadow: 0 14px 30px rgba(12,21,16,.17); }
.primary span { display: grid; gap: 3px; }
.primary b { font-size: 13px; }
.primary small { color: #aeb6af; font-size: 9px; }
.primary-offer { padding-left: 17px; border-left: 1px solid rgba(255,255,255,.18); }
.primary-offer b { color: var(--lime); white-space: nowrap; }
.primary-offer i { font-style: normal; }
.primary svg, .offer-card svg { width: 20px; fill: none; stroke: currentColor; stroke-width: 1.7; }
.text-link { font-size: 12px; text-underline-offset: 5px; }
.hero-facts { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; padding-top: 24px; border-top: 1px solid var(--line); }
.hero-facts div { display: grid; gap: 6px; }
.hero-facts strong { font: 500 20px var(--mono); }
.hero-facts span { color: var(--muted); font-size: 9px; line-height: 1.35; text-transform: uppercase; letter-spacing: .06em; }
.micro-risk { margin: 18px 0 0; color: #7c837d; font-size: 9px; line-height: 1.5; }

.hero-chart { min-width: 0; padding: 30px 38px 24px; background: var(--ink); color: #eff3ed; display: flex; flex-direction: column; box-shadow: 0 34px 60px rgba(18,27,20,.18); overflow: hidden; position: relative; }
.hero-chart::before { content: ''; position: absolute; inset: 0; background: radial-gradient(circle at 80% 10%, rgba(175,242,92,.1), transparent 35%); pointer-events: none; }
.chart-head, .chart-live, .chart-foot { position: relative; z-index: 2; }
.chart-head { display: flex; justify-content: space-between; align-items: flex-start; padding-bottom: 21px; border-bottom: 1px solid rgba(255,255,255,.11); }
.chart-head div { display: grid; gap: 6px; }
.chart-head span, .chart-foot { color: #778279; font: 9px var(--mono); letter-spacing: .1em; }
.chart-head b { font: 500 15px var(--mono); }
.replay-button { display: flex; align-items: center; gap: 8px; border: 0; background: none; color: var(--lime); font: 10px var(--mono); cursor: pointer; }
.replay-button i { width: 27px; height: 27px; border: 1px solid rgba(175,242,92,.4); border-radius: 50%; position: relative; }
.replay-button i::after { content: ''; position: absolute; left: 11px; top: 8px; border-left: 6px solid var(--lime); border-top: 4px solid transparent; border-bottom: 4px solid transparent; }
.chart-live { display: grid; grid-template-columns: 1.5fr 1fr 1fr; gap: 28px; padding: 24px 0 3px; }
.chart-live div { display: grid; gap: 7px; }
.chart-live small { color: #7f8a81; font: 9px var(--mono); letter-spacing: .11em; }
.chart-live strong { font: 500 18px var(--mono); }
.chart-live div:first-child strong { color: var(--lime); font-size: 31px; }
.chart-live strong.positive { color: var(--lime); }
.chart-live strong.negative { color: #ff8370; }
.chart-canvas { display: flex; align-items: center; position: relative; z-index: 1; }
.chart-canvas svg { display: block; width: 100%; overflow: visible; }
.chart-grid line, .mini-grid line { stroke: rgba(255,255,255,.08); stroke-width: 1; }
.chart-area { fill: url(#hero-fill); }
.chart-path { fill: none; stroke: var(--lime); stroke-width: 3; stroke-linejoin: round; stroke-linecap: round; }
.chart-path.ghost { stroke: rgba(175,242,92,.16); stroke-width: 2; }
.progress-line { filter: drop-shadow(0 0 5px rgba(175,242,92,.35)); }
.unseen-zone { fill: rgba(175,242,92,.035); }
.split-line { stroke: rgba(255,255,255,.35); stroke-width: 1; stroke-dasharray: 4 6; }
.split-label rect { fill: var(--lime); }
.split-label text { fill: var(--ink); text-anchor: middle; font: 500 8px var(--mono); letter-spacing: .08em; }
.split-label text:last-child { font-size: 7px; letter-spacing: .03em; }
.chart-marker { fill: var(--lime); stroke: var(--ink); stroke-width: 3; }
.axis-years text { fill: #778279; font: 10px var(--mono); }
.chart-timeline { position: relative; z-index: 2; display: grid; grid-template-columns: minmax(0, 2.35fr) 150px minmax(0, 1fr); border: 1px solid rgba(255,255,255,.13); }
.timeline-window { display: flex; align-items: center; justify-content: space-between; gap: 20px; min-height: 67px; padding: 15px 20px; }
.timeline-window small { color: #879188; font: 9px var(--mono); letter-spacing: .11em; }
.timeline-window strong { font: 500 18px var(--mono); }
.timeline-window.unseen { background: rgba(175,242,92,.07); }
.timeline-window.unseen small, .timeline-window.unseen strong { color: var(--lime); }
.timeline-lock { display: grid; grid-template-columns: auto 1fr auto; gap: 10px; align-items: center; padding: 0 13px; background: var(--lime); color: var(--ink); text-align: center; }
.timeline-lock span, .timeline-lock b { font: 700 8px var(--mono); letter-spacing: .08em; }
.timeline-lock i { height: 1px; background: rgba(12,21,16,.35); }
.chart-foot { margin-top: auto; padding-top: 16px; border-top: 1px solid rgba(255,255,255,.1); display: flex; justify-content: space-between; gap: 15px; }
.chart-foot span:first-child { color: var(--lime); }

.section { padding: 130px 0; }
.proof { background: #faf8f1; border-top: 1px solid var(--line); }
.proof-intro { display: grid; grid-template-columns: .7fr 1.4fr 1fr; gap: 42px; align-items: end; margin-bottom: 65px; }
.proof-intro .section-label { align-self: start; }
h2 { margin-bottom: 0; font-size: clamp(40px, 5vw, 69px); line-height: .98; letter-spacing: -.055em; font-weight: 600; }
.proof-intro > p:last-child, .method-copy > p:last-child { margin: 0; color: var(--muted); font-size: 14px; line-height: 1.75; }
.window-comparison { display: grid; grid-template-columns: 1fr 74px 1fr; align-items: stretch; }
.window-panel { min-width: 0; padding: 30px; border: 1px solid var(--line); background: var(--paper); }
.unseen-window { background: var(--ink); color: white; }
.window-panel header { display: flex; justify-content: space-between; align-items: center; }
.window-panel header span { color: var(--muted); font: 9px var(--mono); letter-spacing: .1em; }
.unseen-window header span { color: #8b958d; }
.window-panel header strong { font: 500 17px var(--mono); }
.window-chart { margin: 25px -3px 15px; }
.window-chart svg { width: 100%; display: block; overflow: visible; }
.window-panel .mini-grid line { stroke: rgba(12,21,16,.09); }
.unseen-window .mini-grid line { stroke: rgba(255,255,255,.09); }
.mini-path { fill: none; stroke: var(--lime-dark); stroke-width: 3; stroke-linecap: round; stroke-linejoin: round; }
.unseen-window .mini-path { stroke: var(--lime); }
.mini-area { fill: rgba(110,170,45,.1); }
.unseen-window .mini-area { fill: rgba(175,242,92,.08); }
.mini-end { fill: var(--lime-dark); }
.unseen-window .mini-end { fill: var(--lime); }
.window-result { display: grid; grid-template-columns: auto 1fr auto; align-items: end; gap: 15px; padding: 17px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.unseen-window .window-result { border-color: rgba(255,255,255,.14); }
.window-result > div { display: grid; gap: 4px; }
.window-result small { color: var(--muted); font: 8px var(--mono); letter-spacing: .1em; }
.window-result span, .window-result strong { font: 500 13px var(--mono); }
.window-result strong { color: var(--lime-dark); }
.unseen-window .window-result strong { color: var(--lime); }
.window-result i { height: 1px; margin-bottom: 7px; background: var(--line); position: relative; }
.window-result i::after { content: ''; position: absolute; right: 0; top: -3px; border-left: 5px solid currentColor; border-top: 3px solid transparent; border-bottom: 3px solid transparent; }
.window-panel dl { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; margin: 22px 0 0; }
.window-panel dl div { display: grid; gap: 8px; }
.window-panel dt { color: var(--muted); font-size: 8px; text-transform: uppercase; letter-spacing: .06em; }
.window-panel dd { margin: 0; font: 500 12px var(--mono); }
.freeze-divider { display: flex; flex-direction: column; align-items: center; justify-content: center; background: var(--lime); text-align: center; position: relative; overflow: hidden; }
.freeze-divider span { writing-mode: vertical-rl; transform: rotate(180deg); color: rgba(12,21,16,.28); font: 500 9px var(--mono); letter-spacing: .25em; }
.freeze-divider i { width: 1px; height: 90px; margin: 14px 0; background: rgba(12,21,16,.25); }
.freeze-divider b { font: 500 8px var(--mono); letter-spacing: .1em; }
.freeze-divider small { margin-top: 5px; font: 7px var(--mono); }
.proof-disclaimer { max-width: 850px; margin: 30px auto 0; color: var(--muted); font-size: 10px; line-height: 1.7; text-align: center; }

.method { background: var(--ink); color: white; }
.method-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: clamp(70px, 10vw, 150px); }
.section-label.light { color: var(--lime); }
.method-copy h2 { margin-bottom: 30px; }
.method-copy h2 em { color: var(--lime); }
.method-copy > p:last-child { color: #9ca69e; max-width: 480px; }
.method-steps { list-style: none; margin: 0; padding: 0; border-top: 1px solid rgba(255,255,255,.13); }
.method-steps li { display: grid; grid-template-columns: 55px 1fr; gap: 20px; padding: 26px 0; border-bottom: 1px solid rgba(255,255,255,.13); }
.method-steps > li > span { color: var(--lime); font: 10px var(--mono); }
.method-steps small { color: #778178; font: 8px var(--mono); letter-spacing: .14em; }
.method-steps h3 { margin: 5px 0 5px; font-size: 16px; }
.method-steps p { margin: 0; color: #969f97; font-size: 11px; }

.robustness { background: var(--sage); }
.robustness-grid { display: grid; grid-template-columns: 1.35fr repeat(3, .65fr); gap: 35px; align-items: end; }
.robustness h2 { font-size: clamp(36px, 4vw, 55px); }
.robustness article { padding-top: 18px; border-top: 2px solid var(--ink); }
.robustness article strong { font: 500 clamp(25px, 3vw, 40px) var(--mono); }
.robustness article p { margin: 12px 0 0; font-size: 11px; line-height: 1.55; }
.robustness-note { margin-top: 35px; color: #3d493f; font-size: 9px; }

.fit-grid { display: grid; grid-template-columns: 1.15fr 1fr 1fr; gap: 55px; }
.fit-list { padding-top: 18px; border-top: 2px solid var(--ink); }
.fit-list > span { font: 500 9px var(--mono); letter-spacing: .1em; }
.fit-list ul { margin: 22px 0 0; padding: 0; list-style: none; }
.fit-list li { padding: 16px 0 16px 26px; border-bottom: 1px solid var(--line); font-size: 12px; line-height: 1.5; position: relative; }
.fit-list li::before { position: absolute; left: 0; }
.fit-list.yes li::before { content: '✓'; color: var(--lime-dark); }
.fit-list.no li::before { content: '×'; color: var(--red); }

.offer { background: var(--ink-2); color: white; }
.offer-grid { display: grid; grid-template-columns: 1.3fr .7fr; gap: 100px; align-items: center; }
.offer h2 { margin-bottom: 28px; }
.offer h2 em { color: var(--lime); }
.offer-grid > div > p:last-child { max-width: 670px; color: #9aa59c; line-height: 1.75; font-size: 14px; }
.offer-card { min-height: 355px; padding: 32px; display: flex; flex-direction: column; background: var(--lime); color: var(--ink); text-decoration: none; transition: transform .2s; position: relative; }
.offer-card:hover { transform: translateY(-5px); }
.offer-card > span { font: 500 9px var(--mono); letter-spacing: .12em; }
.offer-card > div { margin: 55px 0 40px; display: flex; align-items: baseline; }
.offer-card > div small { font: 12px var(--mono); }
.offer-card > div strong { font: 500 84px/1 var(--mono); letter-spacing: -.08em; }
.offer-card > div i { font-style: normal; font-size: 11px; }
.offer-card > b { margin-top: auto; font-size: 13px; }
.offer-card > small { margin-top: 6px; font-size: 9px; opacity: .65; }
.offer-card svg { position: absolute; right: 30px; bottom: 35px; }

.faq-grid { display: grid; grid-template-columns: .75fr 1.25fr; gap: 100px; }
.faq-grid h2 { font-size: clamp(40px, 4.5vw, 60px); }
.faq-list { border-top: 1px solid var(--line); }
.faq-list details { border-bottom: 1px solid var(--line); }
.faq-list summary { padding: 23px 40px 23px 0; cursor: pointer; list-style: none; font-size: 14px; font-weight: 600; position: relative; }
.faq-list summary::after { content: '+'; position: absolute; right: 4px; font: 20px var(--mono); }
.faq-list details[open] summary::after { content: '−'; }
.faq-list p { max-width: 650px; color: var(--muted); padding: 0 35px 22px 0; font-size: 12px; line-height: 1.7; }

.closing { padding: 150px 0; background: #dfe7d9; text-align: center; }
.closing img { margin-bottom: 22px; }
.closing p { font: 9px var(--mono); letter-spacing: .18em; }
.closing h2 { margin: 25px auto 38px; max-width: 840px; }
.closing a { display: inline-flex; padding: 18px 28px; background: var(--ink); color: white; text-decoration: none; font-size: 12px; font-weight: 700; }
footer { padding: 25px 0; background: var(--ink); color: #869087; font-size: 8px; }
footer .shell { display: grid; grid-template-columns: auto 1fr auto; gap: 30px; align-items: center; }
footer p { margin: 0; text-align: center; }

.reveal { opacity: 0; transform: translateY(22px); transition: opacity .7s ease, transform .7s ease; }
.reveal.visible { opacity: 1; transform: none; }

@media (max-width: 1020px) {
  .hero-copy { grid-template-columns: 1fr; max-width: 820px; gap: 32px; }
  .hero-conversion-block { max-width: 720px; }
  .hero-chart { padding-inline: 28px; }
  .proof-intro { grid-template-columns: 1fr 1.2fr; }
  .proof-intro > p:last-child { grid-column: 2; }
  .window-comparison { grid-template-columns: 1fr; }
  .freeze-divider { min-height: 75px; flex-direction: row; gap: 14px; }
  .freeze-divider span { writing-mode: initial; transform: none; }
  .freeze-divider i { width: 80px; height: 1px; margin: 0; }
  .method-grid, .offer-grid { gap: 60px; }
  .robustness-grid { grid-template-columns: repeat(3, 1fr); }
  .robustness-grid > div:first-child { grid-column: 1/-1; max-width: 620px; }
  .fit-grid { grid-template-columns: 1fr 1fr; }
  .fit-grid > div:first-child { grid-column: 1/-1; }
}

@media (max-width: 760px) {
  .shell { width: min(calc(100% - 30px), var(--shell)); }
  .nav { height: 68px; }
  .brand i, .nav-market { display: none; }
  .nav-links { position: fixed; inset: 68px 0 auto; background: var(--paper); border-bottom: 1px solid var(--line); padding: 25px 20px; display: grid; gap: 22px; transform: translateY(-150%); transition: transform .25s; z-index: -1; }
  .menu-open .nav-links { transform: none; }
  .brand { min-height: 44px; }
  .language, .menu-toggle { min-height: 44px; }
  .menu-toggle { display: block; width: 44px; }
  .nav-links a { min-height: 44px; display: flex; align-items: center; }
  .hero { padding: 105px 0 45px; }
  h1 { font-size: clamp(43px, 14vw, 65px); }
  .hero-actions { align-items: stretch; flex-direction: column; }
  .primary { width: 100%; }
  .text-link { text-align: center; }
  .hero-facts { gap: 10px; }
  .hero-chart { margin-inline: -15px; padding: 20px 16px 16px; }
  .chart-live { grid-template-columns: 1.5fr 1fr; }
  .chart-live div:nth-child(3) { display: none; }
  .chart-live strong { font-size: 14px; }
  .chart-live div:first-child strong { font-size: 22px; }
  .chart-canvas svg { transform: scale(1.05); }
  .chart-timeline { grid-template-columns: 1fr; }
  .timeline-window { min-height: 54px; }
  .timeline-lock { min-height: 36px; grid-template-columns: 1fr auto 1fr; }
  .chart-foot span:last-child { display: none; }
  .section { padding: 85px 0; }
  .proof-intro, .method-grid, .offer-grid, .faq-grid, .fit-grid { grid-template-columns: 1fr; gap: 45px; }
  .proof-intro > p:last-child, .fit-grid > div:first-child { grid-column: auto; }
  .proof-intro { margin-bottom: 45px; }
  .window-panel { padding: 21px 16px; }
  .window-panel dl { grid-template-columns: 1fr 1fr; row-gap: 20px; }
  .window-chart { margin-top: 18px; }
  .freeze-divider i { width: 25px; }
  .robustness-grid { grid-template-columns: 1fr; }
  .robustness-grid > div:first-child { grid-column: auto; }
  .offer-card { min-height: 320px; }
  .offer-card > div strong { font-size: 70px; }
  footer .shell { grid-template-columns: 1fr; text-align: center; }
  footer p { order: 3; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .reveal { opacity: 1; transform: none; }
}