@import url('https://fonts.googleapis.com/css2?family=DM+Mono:wght@400;500&family=Instrument+Serif:ital@0;1&family=Manrope:wght@400;500;600;700;800&family=Space+Grotesk:wght@500;600;700&display=swap');

:root {
    --paper: #f3efe6;
    --paper-deep: #e9e3d8;
    --ink: #1e1d1a;
    --ink-soft: #4f4b43;
    --muted: #787268;
    --line: #d6cec1;
    --signal: #db533e;
    --signal-dark: #ad3b2d;
    --blue: #52677a;
    --display: 'Instrument Serif', Georgia, serif;
    --body: 'Manrope', -apple-system, BlinkMacSystemFont, sans-serif;
    --mono: 'DM Mono', monospace;
    --canvas-line: rgba(219, 83, 62, .08);
    --canvas-signal: rgba(219, 83, 62, .3);
    --canvas-quiet: rgba(30, 29, 26, .13);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { background: var(--paper); color: var(--ink); font-family: var(--body); line-height: 1.5; }
a { color: inherit; }
.page-shell { width: min(100% - 3rem, 1180px); margin: 0 auto; }

.site-header { display: flex; justify-content: space-between; align-items: center; padding: 2rem 0 1.5rem; border-bottom: 1px solid var(--line); }
.brand { display: inline-flex; align-items: center; gap: .6rem; color: var(--ink); font-size: .9rem; font-weight: 800; letter-spacing: -.04em; text-decoration: none; }
.brand-mark { display: inline-flex; align-items: center; justify-content: center; width: 1.45rem; height: 1.45rem; flex-shrink: 0; }
.brand-mark svg { width: 100%; height: 100%; display: block; }
.brand-mark-bg { fill: var(--ink); transition: fill .35s ease; }
.brand-mark-letter { fill: var(--paper); transition: fill .35s ease; }
.brand-mark-dot { fill: var(--signal); transition: fill .35s ease; }
.brand-slash { color: var(--signal); font-family: var(--display); font-size: 1.1rem; font-weight: 500; }
.site-nav { display: flex; align-items: center; gap: 1.7rem; font-size: .7rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; }
.site-nav a { text-decoration: none; }
.site-nav a:not(.nav-cta) { color: var(--muted); }
.site-nav a:hover, .site-nav a:focus-visible { color: var(--signal-dark); }
.nav-cta { border-bottom: 1px solid var(--ink); padding-bottom: .2rem; }

main { padding: 0 0 6rem; }
.hero { display: grid; grid-template-columns: minmax(0, 1fr) minmax(360px, .75fr); align-items: center; gap: clamp(3rem, 9vw, 8rem); min-height: 650px; padding: 5.5rem 0 6rem; }
.eyebrow { color: var(--signal-dark); font-family: var(--mono); font-size: .66rem; font-weight: 500; letter-spacing: .13em; line-height: 1.4; text-transform: uppercase; }
.eyebrow-dot { display: inline-block; width: .45rem; height: .45rem; margin-right: .45rem; background: var(--signal); border-radius: 50%; vertical-align: .05rem; }
h1, h2 { font-family: var(--display); font-weight: 400; letter-spacing: -.025em; line-height: 1.0; }
h1 { max-width: 700px; margin: 1.35rem 0 1.7rem; font-size: clamp(4.2rem, 8.6vw, 8.2rem); }
h1 em, h2 em { color: var(--signal); font-style: italic; }
.hero-intro { max-width: 31rem; color: var(--ink-soft); font-size: clamp(1rem, 1.5vw, 1.2rem); line-height: 1.7; }
.text-link { display: inline-flex; gap: .65rem; margin-top: 2rem; border-bottom: 1px solid var(--ink); padding-bottom: .35rem; font-size: .76rem; font-weight: 800; letter-spacing: .08em; text-decoration: none; text-transform: uppercase; }
.text-link:hover, .text-link:focus-visible { border-color: var(--signal); color: var(--signal-dark); }

.decision-artifact { position: relative; overflow: hidden; background: var(--ink); color: var(--paper); box-shadow: 18px 18px 0 var(--paper-deep); transform: rotate(1.5deg); }
.artifact-topline, .artifact-footer, .brief-meta { display: flex; justify-content: space-between; gap: 1rem; font-family: var(--mono); font-size: .58rem; letter-spacing: .1em; }
.artifact-topline { position: relative; z-index: 1; border-bottom: 1px solid rgba(243,239,230,.22); padding: 1.15rem 1.35rem; color: #bdb6aa; }
.artifact-status { color: #c5d4c1; }
.artifact-content { position: relative; z-index: 1; padding: 2.2rem 2rem 1.7rem; }
.artifact-label { color: #aaa297; font-family: var(--mono); font-size: .65rem; letter-spacing: .08em; text-transform: uppercase; }
.artifact-content h2 { max-width: 19rem; margin: .9rem 0 1.8rem; color: var(--paper); font-size: clamp(2.3rem, 4.5vw, 3.8rem); line-height: .96; }
.artifact-rule { height: 1px; margin-bottom: 1rem; background: rgba(243,239,230,.22); }
.artifact-reason { max-width: 22rem; margin-top: .65rem; color: #c2bbb0; font-size: .82rem; line-height: 1.65; }
.artifact-footer { align-items: center; margin-top: 2.3rem; color: #aaa297; }
.confidence { display: inline-flex; align-items: center; gap: .55rem; }
.confidence-bar { display: inline-flex; gap: 2px; }
.confidence-bar i { display: block; width: 13px; height: 5px; background: var(--signal); }
.confidence-bar i:nth-child(5) { background: #6d695f; }
.artifact-grid { position: absolute; right: -8%; bottom: -6%; width: 58%; opacity: .2; }

.signal-strip { display: flex; align-items: baseline; justify-content: space-between; gap: 2rem; border-top: 1px solid var(--ink); border-bottom: 1px solid var(--line); padding: 1.15rem 0; }
.strip-label { color: var(--muted); font-family: var(--mono); font-size: .62rem; letter-spacing: .1em; text-transform: uppercase; }
.signal-items { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: .65rem; color: var(--ink-soft); font-size: .75rem; font-weight: 700; }
.signal-items b { color: var(--signal); font-family: var(--display); font-size: 1rem; font-weight: 500; }

.method-section { display: grid; grid-template-columns: .9fr 1.1fr; gap: clamp(3rem, 10vw, 9rem); padding: 9rem 0 8rem; }
.section-heading h2, .brief-heading h2 { margin-top: 1.25rem; font-size: clamp(3rem, 6vw, 5.8rem); }
.method-list { border-top: 1px solid var(--line); }
.method-item { display: grid; grid-template-columns: 3rem 1fr; gap: 1rem; border-bottom: 1px solid var(--line); padding: 1.5rem 0 1.7rem; }
.method-number { color: var(--signal-dark); font-family: var(--mono); font-size: .68rem; letter-spacing: .08em; }
.method-item h3 { margin-bottom: .4rem; font-size: 1.05rem; letter-spacing: -.03em; }
.method-item p { max-width: 27rem; color: var(--muted); font-size: .88rem; line-height: 1.65; }

.brief-section { display: grid; grid-template-columns: .85fr 1.15fr; align-items: end; gap: clamp(3rem, 10vw, 9rem); background: var(--paper-deep); margin-left: calc((100vw - min(100vw - 3rem, 1180px)) / -2); margin-right: calc((100vw - min(100vw - 3rem, 1180px)) / -2); padding: 6rem max(1.5rem, calc((100vw - min(100vw - 3rem, 1180px)) / 2)) 6.5rem; }
.brief-preview { background: var(--paper); border: 1px solid var(--line); padding: 1.25rem 1.5rem 1.4rem; }
.brief-meta { color: var(--muted); }
.brief-question { margin: 2rem 0 2.5rem; font-family: var(--display); font-size: clamp(2rem, 4vw, 3.45rem); letter-spacing: -.05em; line-height: .98; }
.brief-answer { border-left: 3px solid var(--signal); padding: .15rem 0 .15rem 1rem; }
.answer-tag { display: block; margin-bottom: .55rem; color: var(--signal-dark); font-family: var(--mono); font-size: .6rem; letter-spacing: .12em; }
.brief-answer strong { font-family: var(--display); font-size: clamp(1.35rem, 2.4vw, 2rem); font-weight: 500; letter-spacing: -.035em; line-height: 1.05; }
.brief-bottom { margin-top: 3.5rem; border-top: 1px solid var(--line); padding-top: 1rem; }
.brief-bottom span:last-child { color: var(--signal-dark); }

.access-section { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(3rem, 10vw, 9rem); border-bottom: 1px solid var(--line); padding: 9rem 0 8rem; }
.access-section h2 { margin-top: 1.2rem; font-size: clamp(3rem, 5.5vw, 5.4rem); }
.signup-block { align-self: end; }
.signup-block label { display: block; margin-bottom: .75rem; font-size: .8rem; font-weight: 800; }
.input-row { display: grid; grid-template-columns: 1fr auto; gap: .6rem; align-items: start; }
.input-wrapper { position: relative; min-width: 0; }
input[type=email] { width: 100%; min-height: 3.3rem; border: 1px solid var(--ink); border-radius: 0; background: transparent; color: var(--ink); padding: .9rem 1rem; font: inherit; font-size: .83rem; }
input[type=email]::placeholder { color: #979084; }
input[type=email]:focus { outline: 2px solid var(--signal); outline-offset: 3px; }
input[type=email]:not(:placeholder-shown):invalid { border-color: var(--signal); }
.error-msg { display: none; margin-top: .35rem; color: var(--signal-dark); font-size: .7rem; }
.was-validated input[type=email]:invalid + .error-msg { display: block; }
.btn { min-height: 3.3rem; border: 1px solid var(--signal); background: var(--signal); color: var(--paper); padding: .9rem 1.15rem; font: 800 .72rem var(--body); letter-spacing: .06em; text-transform: uppercase; cursor: pointer; }
.btn:hover, .btn:focus-visible { border-color: var(--signal-dark); background: var(--signal-dark); }
.btn:focus-visible { outline: 2px solid var(--ink); outline-offset: 3px; }
.btn:disabled { cursor: wait; opacity: .6; }
.disclaimer { margin-top: .8rem; color: var(--muted); font-size: .68rem; }
.form-status { min-height: 1.3rem; margin-top: .75rem; font-size: .76rem; }
.form-status.is-error { color: var(--signal-dark); }
.success-message h3 { margin: .6rem 0 .4rem; font-family: var(--display); font-size: 2.1rem; font-weight: 500; letter-spacing: -.04em; }
.success-message p:last-child { color: var(--muted); font-size: .82rem; }

.site-footer { display: flex; justify-content: space-between; gap: 1rem; padding: 1.3rem 0 2.5rem; color: var(--muted); font-family: var(--mono); font-size: .58rem; letter-spacing: .06em; text-transform: uppercase; }
.site-footer a { color: var(--ink); text-decoration: none; }
.site-footer a:hover, .site-footer a:focus-visible { color: var(--signal-dark); }

@media (max-width: 800px) {
    .page-shell { width: min(100% - 2rem, 620px); }
    .site-header { align-items: flex-start; }
    .site-nav { gap: 1rem; }
    .site-nav a:not(.nav-cta) { display: none; }
    .hero { grid-template-columns: 1fr; min-height: auto; gap: 4rem; padding: 4.5rem 0 5rem; }
    h1 { font-size: clamp(4rem, 15vw, 6.8rem); }
    .decision-artifact { max-width: 31rem; margin-left: 1rem; }
    .signal-strip { display: block; }
    .signal-items { justify-content: flex-start; margin-top: .8rem; }
    .method-section, .brief-section, .access-section { grid-template-columns: 1fr; gap: 3.5rem; }
    .method-section, .access-section { padding: 6rem 0; }
    .brief-section { margin-left: -1rem; margin-right: -1rem; padding: 5rem 1rem; }
    .site-footer { flex-wrap: wrap; }
    .site-footer span:last-child { width: 100%; }
}

@media (max-width: 480px) {
    .page-shell { width: min(100% - 1.5rem, 620px); }
    .site-header { padding-top: 1.25rem; }
    .brand { font-size: .8rem; }
    .nav-cta { font-size: .6rem; }
    h1 { margin-top: 1rem; font-size: clamp(3.5rem, 16vw, 5rem); }
    .hero { padding-top: 3.5rem; }
    .decision-artifact { margin-left: 0; box-shadow: 9px 9px 0 var(--paper-deep); transform: none; }
    .artifact-content { padding: 1.7rem 1.25rem 1.35rem; }
    .artifact-topline { padding: 1rem 1.25rem; }
    .input-row { grid-template-columns: 1fr; }
    .brief-section { margin-left: 0; margin-right: 0; }
    .btn { width: 100%; }
    .site-footer { display: grid; grid-template-columns: 1fr 1fr; line-height: 1.6; }
}

@media (prefers-reduced-motion: no-preference) {
    .hero-copy, .decision-artifact, .signal-strip, .method-section, .brief-section, .access-section { animation: enter .7s both; }
    .decision-artifact { animation-delay: .08s; }
    .signal-strip { animation-delay: .16s; }
    @keyframes enter { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: translateY(0); } }
}

/* Focused homepage: one message, one action, one viewport. */
body.home { min-height: 100svh; overflow: hidden; }
.home-shell { display: flex; min-height: 100svh; flex-direction: column; }
.home .site-header { width: min(100% - 3rem, 1180px); margin: 0 auto; flex: 0 0 auto; }
.header-note { color: var(--muted); font-family: var(--mono); font-size: .6rem; letter-spacing: .08em; text-transform: uppercase; }
.home main { display: grid; flex: 1 1 auto; min-height: 0; padding: 0; }
.home-hero { display: flex; width: min(100% - 3rem, 720px); flex-direction: column; align-items: center; justify-content: center; margin: 0 auto; padding: 2rem 0 3rem; text-align: center; }
.home .eyebrow { margin-bottom: 1.25rem; }
.home h1 { margin: 0; font-size: clamp(4rem, 8vw, 7.5rem); }
.home-intro { margin-top: 1.5rem; color: var(--ink-soft); font-size: clamp(.95rem, 1.5vw, 1.1rem); }
.home .signup-block { width: min(100%, 500px); margin-top: 2.6rem; text-align: left; }
.home .signup-block label { margin-bottom: .7rem; }
.home .input-row { grid-template-columns: 1fr auto; }
.home .disclaimer { text-align: center; }
.home .form-status { text-align: center; }
.home .success-message { text-align: center; }
.home .site-footer { width: min(100% - 3rem, 1180px); margin: 0 auto; flex: 0 0 auto; }

@media (max-width: 800px) {
    body.home { overflow: hidden; }
    .home .site-header, .home .site-footer { width: min(100% - 2rem, 620px); }
    .header-note { display: none; }
    .home-hero { width: min(100% - 2rem, 620px); padding: 1rem 0 2rem; }
}

@media (max-width: 480px) {
    .home .site-header, .home .site-footer, .home-hero { width: min(100% - 1.5rem, 620px); }
    .home h1 { font-size: clamp(3.45rem, 16vw, 5rem); }
    .home-intro { margin-top: 1.1rem; }
    .home .signup-block { margin-top: 2rem; }
}
 
 .signal-canvas { position: fixed; inset: 0; z-index: 0; width: 100%; height: 100%; pointer-events: none; opacity: .8; }
 .home-shell { position: relative; z-index: 1; }
 .home-shell { isolation: isolate; }
 .home .signup-block { margin-right: auto; margin-left: auto; }
 .home .input-row { position: relative; }
 .home .cf-turnstile { position: absolute; }
 .home main, .home .site-header, .home .site-footer { position: relative; z-index: 2; }
 .home .input-row { justify-content: center; grid-template-columns: minmax(0, 320px) auto; }
 
 @media (max-width: 480px) {
     .home .input-row { grid-template-columns: 1fr; }
 }
 
 body.home { transition: background-color .35s ease, color .35s ease; }
 body.home { background-color: var(--paper); }
 body.home.dark {
     --paper: #171614;
     --paper-deep: #25231f;
     --ink: #f3efe6;
     --ink-soft: #c8c0b4;
     --muted: #a69d90;
     --line: #454037;
     --signal: #ee715c;
     --signal-dark: #ff9a87;
     --canvas-line: rgba(238, 113, 92, .17);
     --canvas-signal: rgba(238, 113, 92, .55);
     --canvas-quiet: rgba(243, 239, 230, .16);
 }
 .header-actions { display: flex; align-items: center; gap: 1.5rem; }
 .theme-toggle { display: inline-flex; align-items: center; gap: .5rem; border: 0; border-bottom: 1px solid var(--line); background: transparent; color: var(--muted); padding: 0 0 .25rem; font: 500 .6rem var(--mono); letter-spacing: .08em; text-transform: uppercase; cursor: pointer; }
 .theme-toggle:hover, .theme-toggle:focus-visible { border-color: var(--signal); color: var(--signal-dark); }
 .theme-toggle:focus-visible { outline: 2px solid var(--signal); outline-offset: 4px; }
 .theme-toggle-dot { width: .55rem; height: .55rem; border: 1px solid currentColor; border-radius: 50%; }
 body.home.dark .theme-toggle-dot { background: var(--signal); border-color: var(--signal); }
 .home input[type=email] { transition: border-color .35s ease, color .35s ease, background-color .35s ease; }
 body.home.dark input[type=email] { background: rgba(243, 239, 230, .03); }
body.home.dark .brand-mark-bg { fill: var(--ink); stroke: none; }
body.home.dark .brand-mark-letter { fill: var(--paper); }
 @media (max-width: 800px) {
     .header-actions { gap: 0; }
 }