:root { --paper:#eaf0ed; --paper-deep:#dce9e8; --ink:#17242a; --muted:#607176; --line:#b7c9c8; --cyan:#197780; --cyan-deep:#115761; --mint:#c8edc9; --amber:#c28a2c; --white:#fffefa; --plum:#2a2226; color:var(--ink); background:var(--paper); font-family:"IBM Plex Sans", ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; font-synthesis:none; }
* { box-sizing:border-box; }
html { scroll-behavior:smooth; }
body { margin:0; overflow-x:hidden; background:var(--paper); }
body::before { position:fixed; inset:0; z-index:-1; background-image:linear-gradient(rgba(23,36,42,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(23,36,42,.035) 1px,transparent 1px); background-size:32px 32px; content:""; pointer-events:none; }
a { color:inherit; }
button { font:inherit; }
.skip-link { position:fixed; z-index:100; top:10px; left:10px; padding:11px 14px; background:var(--cyan-deep); color:var(--white); font-weight:800; text-decoration:none; transform:translateY(-150%); }
.skip-link:focus { transform:translateY(0); }
.topbar { position:absolute; z-index:5; top:18px; left:50%; display:grid; width:min(1190px,calc(100% - 34px)); min-height:58px; grid-template-columns:auto 1fr auto; align-items:center; gap:28px; padding:8px 10px 8px 14px; border:1px solid rgba(255,254,250,.36); background:rgba(23,36,42,.93); color:var(--white); transform:translateX(-50%); box-shadow:0 16px 36px rgba(23,36,42,.12); }
.brand { display:inline-flex; align-items:center; gap:10px; font-weight:900; text-decoration:none; }
.brand__mark { display:grid; width:34px; height:34px; place-items:center; border:1px solid rgba(255,254,250,.45); background:var(--cyan-deep); color:var(--mint); font-family:Georgia,"Times New Roman",serif; font-size:1.2rem; font-weight:700; }
.topbar nav { display:flex; justify-content:center; gap:clamp(14px,3vw,32px); }
.topbar nav a { color:rgba(255,254,250,.73); font-size:.85rem; font-weight:800; text-decoration:none; }
.topbar nav a:hover { color:var(--white); }
.topbar__action { display:inline-flex; min-height:38px; align-items:center; padding:0 15px; background:var(--mint); color:var(--ink); font-size:.82rem; font-weight:900; text-decoration:none; white-space:nowrap; }
.topbar a:focus-visible,.button:focus-visible,.case-tab:focus-visible,.footer a:focus-visible { outline:3px solid var(--amber); outline-offset:4px; }
.hero { display:grid; min-height:100svh; grid-template-columns:minmax(0,1fr) minmax(370px,.8fr); align-items:center; gap:clamp(44px,8vw,126px); padding:132px clamp(24px,8vw,126px) 84px; background:linear-gradient(116deg,var(--paper) 0%,var(--paper-deep) 100%); }
.hero__copy { max-width:690px; }
.eyebrow,.section-label { margin:0 0 14px; color:var(--cyan-deep); font-size:.73rem; font-weight:950; letter-spacing:.11em; text-transform:uppercase; }
.product-name { margin:0 0 22px; color:var(--muted); font-family:ui-monospace,SFMono-Regular,Menlo,monospace; font-size:.9rem; font-weight:800; letter-spacing:.02em; }
h1,h2 { margin-top:0; font-family:Georgia,"Times New Roman",serif; font-weight:500; letter-spacing:-.065em; }
h1 { max-width:10ch; margin-bottom:28px; color:var(--ink); font-size:clamp(3.7rem,7.3vw,7.8rem); line-height:.86; }
h2 { max-width:12ch; margin-bottom:0; font-size:clamp(2.8rem,5.2vw,5.5rem); line-height:.91; }
h3,p { margin-top:0; }
.hero__lede { max-width:42rem; margin-bottom:30px; color:var(--muted); font-size:clamp(1.05rem,1.5vw,1.25rem); line-height:1.6; }
.hero__actions { display:flex; flex-wrap:wrap; gap:12px; }
.button { display:inline-flex; min-height:51px; align-items:center; justify-content:center; padding:0 20px; border:1px solid transparent; font-weight:900; text-decoration:none; transition:transform 180ms ease,background 180ms ease; }
.button:hover { transform:translateY(-2px); }
.button--signal { background:var(--cyan-deep); color:var(--white); }
.button--signal:hover { background:var(--cyan); }
.button--quiet { border-color:var(--line); color:var(--ink); }
.button--quiet:hover { background:rgba(255,254,250,.72); }
.ownership-note { max-width:42rem; margin:20px 0 0; color:var(--muted); font-size:.86rem; line-height:1.6; }
.bench { min-height:410px; padding:22px; border:1px solid #8eb0b0; background:rgba(255,254,250,.73); box-shadow:24px 26px 0 rgba(25,119,128,.11); }
.bench__header,.case-meta { display:flex; justify-content:space-between; gap:16px; padding-bottom:15px; border-bottom:1px solid var(--line); color:var(--muted); font-family:ui-monospace,SFMono-Regular,Menlo,monospace; font-size:.68rem; font-weight:900; letter-spacing:.07em; text-transform:uppercase; }
.bench__hero { display:flex; align-items:center; gap:18px; padding:32px 0 26px; border-bottom:1px solid var(--line); }
.bench__mark { display:grid; width:73px; height:73px; place-items:center; border:1px solid var(--cyan); background:var(--cyan-deep); color:var(--mint); font-family:ui-monospace,SFMono-Regular,Menlo,monospace; font-size:1.2rem; font-weight:900; }
.bench__hero strong { display:block; color:var(--ink); font-family:Georgia,"Times New Roman",serif; font-size:2rem; font-weight:500; letter-spacing:-.05em; }
.bench__hero small { display:block; margin-top:5px; color:var(--muted); }
.bench__grid { margin:0; }
.bench__grid > div { display:grid; grid-template-columns:1fr 1.35fr auto; gap:12px; align-items:baseline; padding:15px 0; border-bottom:1px solid var(--line); }
.bench dt,.bench dd { margin:0; }
.bench dt { color:var(--muted); font-family:ui-monospace,SFMono-Regular,Menlo,monospace; font-size:.68rem; font-weight:900; text-transform:uppercase; }
.bench dd { font-weight:850; }
.state { font-family:ui-monospace,SFMono-Regular,Menlo,monospace; font-size:.66rem; font-weight:900; text-transform:uppercase; }
.state--pass { color:var(--cyan-deep); }
.bench__foot { display:flex; align-items:center; gap:9px; margin:22px 0 0; color:var(--cyan-deep); font-family:ui-monospace,SFMono-Regular,Menlo,monospace; font-size:.72rem; font-weight:900; letter-spacing:.04em; text-transform:uppercase; }
.pulse-dot { width:9px; height:9px; border-radius:50%; background:var(--cyan); box-shadow:0 0 0 0 rgba(25,119,128,.5); }
.readback-rail { display:grid; grid-template-columns:repeat(4,1fr); border-top:1px solid var(--line); border-bottom:1px solid var(--line); background:rgba(255,254,250,.58); }
.readback-rail > div { min-height:126px; display:flex; flex-direction:column; justify-content:center; padding:22px clamp(20px,4vw,52px); border-right:1px solid var(--line); }
.readback-rail > div:last-child { border-right:0; }
.readback-rail strong { color:var(--cyan-deep); font-family:ui-monospace,SFMono-Regular,Menlo,monospace; font-size:clamp(1.6rem,3vw,3rem); letter-spacing:-.07em; }
.readback-rail span { color:var(--muted); font-size:.72rem; font-weight:900; letter-spacing:.06em; text-transform:uppercase; }
.section-shell { width:min(1190px,calc(100% - 48px)); margin:0 auto; padding:clamp(82px,10vw,148px) 0; }
.section-heading { margin-bottom:50px; }
.section-heading--split { display:grid; grid-template-columns:minmax(0,.9fr) minmax(0,.76fr); gap:clamp(40px,9vw,150px); align-items:end; }
.section-heading > p:last-child { max-width:37rem; margin-bottom:0; color:var(--muted); line-height:1.72; }
.case-tabs { display:grid; grid-template-columns:repeat(3,1fr); border-top:1px solid var(--line); border-bottom:1px solid var(--line); }
.case-tab { min-height:92px; padding:17px 20px; border:0; border-right:1px solid var(--line); background:transparent; color:var(--ink); cursor:pointer; text-align:left; }
.case-tab:last-child { border-right:0; }
.case-tab span,.case-tab small { display:block; }
.case-tab span { margin-bottom:7px; font-weight:900; }
.case-tab small { color:var(--muted); font-size:.77rem; line-height:1.35; }
.case-tab:hover,.case-tab.is-active { background:#d3e8e4; }
.case-tab.is-active { box-shadow:inset 0 -4px var(--cyan); }
.case-workspace { display:grid; grid-template-columns:minmax(0,1.15fr) minmax(280px,.62fr); border-bottom:1px solid var(--line); }
.case-main { padding:34px 42px 40px 0; }
.case-status { display:inline-flex; margin:28px 0 20px; padding:7px 10px; background:var(--mint); color:var(--cyan-deep); font-family:ui-monospace,SFMono-Regular,Menlo,monospace; font-size:.73rem; font-weight:950; letter-spacing:.06em; }
.case-main h3 { max-width:15ch; margin-bottom:18px; font-family:Georgia,"Times New Roman",serif; font-size:clamp(2rem,4vw,3.75rem); font-weight:500; line-height:.96; letter-spacing:-.06em; }
.case-main > p:not(.case-status) { max-width:44rem; margin-bottom:30px; color:var(--muted); font-size:1.03rem; line-height:1.68; }
.evidence-list { margin:0; padding:0; border-top:1px solid var(--line); }
.evidence-list > div { display:grid; grid-template-columns:1.1fr 1fr auto; gap:18px; align-items:baseline; padding:14px 0; border-bottom:1px solid var(--line); }
.evidence-list dt,.evidence-list dd { margin:0; }
.evidence-list dt { color:var(--muted); font-family:ui-monospace,SFMono-Regular,Menlo,monospace; font-size:.7rem; font-weight:900; text-transform:uppercase; }
.evidence-list dd { font-weight:900; }
.evidence-list code { color:var(--cyan-deep); font-size:.72rem; font-weight:900; }
.receipt { align-self:stretch; padding:34px 0 40px 42px; border-left:1px solid var(--line); background:rgba(255,254,250,.54); }
.receipt .section-label { color:var(--cyan-deep); }
.receipt__decision { margin-bottom:15px; color:var(--cyan-deep); font-family:ui-monospace,SFMono-Regular,Menlo,monospace; font-size:clamp(2.4rem,5vw,4.3rem); font-weight:900; letter-spacing:-.08em; }
.receipt > p:not(.section-label) { color:var(--muted); line-height:1.58; }
.receipt dl { margin:32px 0 0; border-top:1px solid var(--line); }
.receipt dl > div { display:flex; justify-content:space-between; gap:16px; padding:12px 0; border-bottom:1px solid var(--line); }
.receipt dt,.receipt dd { margin:0; font-size:.77rem; }
.receipt dt { color:var(--muted); font-weight:900; text-transform:uppercase; }
.receipt dd { font-weight:900; text-align:right; }
.offer { border-top:1px solid var(--line); }
.deliverable-list { display:grid; grid-template-columns:repeat(2,1fr); margin:0; padding:0; border-top:1px solid var(--line); list-style:none; }
.deliverable-list li { display:grid; grid-template-columns:64px 1fr; gap:22px; min-height:184px; padding:26px 30px 30px 0; border-bottom:1px solid var(--line); }
.deliverable-list li:nth-child(odd) { border-right:1px solid var(--line); }
.deliverable-list li:nth-child(even) { padding-left:30px; }
.deliverable-list > li > span { color:var(--cyan-deep); font-family:ui-monospace,SFMono-Regular,Menlo,monospace; font-size:1.8rem; font-weight:900; }
.deliverable-list strong { display:block; margin-bottom:10px; font-size:1.27rem; }
.deliverable-list p { max-width:28rem; margin-bottom:0; color:var(--muted); line-height:1.6; }
.gate { display:grid; grid-template-columns:minmax(0,.72fr) minmax(0,1fr); gap:40px; margin:48px 0 34px; padding:30px; border-left:5px solid var(--amber); background:#f4ead7; }
.gate h3 { max-width:12ch; margin-bottom:0; font-family:Georgia,"Times New Roman",serif; font-size:2.2rem; font-weight:500; line-height:1; letter-spacing:-.055em; }
.gate ul { margin:0; padding:0 0 0 18px; color:var(--muted); line-height:1.8; }
.boundary { display:grid; grid-template-columns:minmax(0,.7fr) minmax(0,1fr); gap:clamp(42px,9vw,145px); background:var(--plum); color:var(--white); }
.boundary .section-label { color:var(--mint); }
.boundary h2 { color:var(--white); }
.boundary-grid { display:grid; grid-template-columns:repeat(2,1fr); gap:28px; }
.boundary-grid > div { padding-left:22px; border-left:1px solid rgba(255,254,250,.35); }
.boundary-grid h3 { margin-bottom:10px; font-family:ui-monospace,SFMono-Regular,Menlo,monospace; font-size:.83rem; font-weight:900; letter-spacing:.06em; text-transform:uppercase; }
.boundary-grid p,.proof-link { color:rgba(255,254,250,.72); line-height:1.68; }
.proof-link { grid-column:2; margin:36px 0 0; }
.proof-link a { color:var(--mint); font-weight:900; }
.footer { display:grid; grid-template-columns:1.3fr .8fr .5fr; gap:50px; padding:42px max(24px,calc((100% - 1190px)/2)); background:var(--ink); color:var(--white); }
.footer .brand { margin-bottom:12px; }
.footer p { max-width:28rem; margin-bottom:0; color:rgba(255,254,250,.62); font-size:.88rem; line-height:1.6; }
.footer strong { display:block; margin-bottom:12px; color:var(--mint); font-size:.76rem; letter-spacing:.08em; text-transform:uppercase; }
.footer > div:last-child a { color:var(--mint); font-weight:800; }
@keyframes rise { from{opacity:0;transform:translateY(16px)} to{opacity:1;transform:none} }
@keyframes pulse { 0%,100%{box-shadow:0 0 0 0 rgba(25,119,128,.45)} 50%{box-shadow:0 0 0 8px rgba(25,119,128,0)} }
@media (prefers-reduced-motion:reduce) { *,*::before,*::after { animation-duration:.01ms !important; animation-iteration-count:1 !important; scroll-behavior:auto !important; transition-duration:.01ms !important; } }
@media (max-width:900px) { .topbar { grid-template-columns:auto auto; justify-content:space-between; } .topbar nav { display:none; } .hero { grid-template-columns:1fr; min-height:auto; padding-top:132px; } .bench { max-width:720px; } .section-heading--split,.boundary { grid-template-columns:1fr; gap:34px; } .boundary { width:100%; padding-right:24px; padding-left:24px; } .proof-link { grid-column:auto; } }
@media (max-width:680px) { .topbar { width:calc(100% - 22px); } .topbar__action { min-height:34px; padding:0 10px; font-size:.72rem; } .hero { padding:118px 20px 60px; } h1 { font-size:clamp(3.35rem,16vw,5.2rem); } .bench { padding:16px; box-shadow:12px 14px 0 rgba(25,119,128,.11); } .bench__grid > div { grid-template-columns:1fr 1.35fr; } .bench__grid .state { grid-column:2; } .readback-rail { grid-template-columns:repeat(2,1fr); } .readback-rail > div:nth-child(2) { border-right:0; } .readback-rail > div:nth-child(-n+2) { border-bottom:1px solid var(--line); } .section-shell { width:calc(100% - 40px); } .case-tabs { grid-template-columns:1fr; } .case-tab { border-right:0; border-bottom:1px solid var(--line); } .case-tab:last-child { border-bottom:0; } .case-workspace,.deliverable-list,.gate,.boundary-grid,.footer { grid-template-columns:1fr; } .case-main { padding:28px 0 34px; } .receipt { padding:28px 0 34px; border-top:1px solid var(--line); border-left:0; } .deliverable-list li,.deliverable-list li:nth-child(even) { padding:24px 0; border-right:0; } .gate { padding:24px; } .boundary { padding-top:76px; padding-bottom:76px; } .footer { gap:28px; } }