.neurochess-app {
  --navy: #123b73;
  --navy-dark: #082a55;
  --navy-deep: #061e3c;
  --green: #2fa84f;
  --green-dark: #21833d;
  --green-soft: #eaf7ee;
  --ink: #0f172a;
  --muted: #526174;
  --line: #e5eaf0;
  --soft: #f5f8fb;
  --white: #ffffff;
  --shadow: 0 20px 60px rgba(8, 42, 85, 0.11);
}

.neurochess-app * { box-sizing: border-box; }
.neurochess-app { scroll-behavior: smooth; }
.neurochess-app {
  margin: 0;
  width: 100%;
  overflow-x: clip;
  background: var(--white);
  color: var(--ink);
  font-family: Inter, "DM Sans", ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  -webkit-font-smoothing: antialiased;
}
.neurochess-app [hidden] { display: none !important; }
.neurochess-module-shell { min-height: 100%; }
.neurochess-app button, .neurochess-app a { font: inherit; }
.neurochess-app button { cursor: pointer; }
.neurochess-app a { color: inherit; text-decoration: none; }
.neurochess-app p { margin: 0; }
.neurochess-app .container { width: min(1180px, calc(100% - 40px)); margin-inline: auto; }
.neurochess-app .section { padding: 112px 0; }

.neurochess-app .site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.92);
  border-bottom: 1px solid rgba(229, 234, 240, 0.8);
  backdrop-filter: blur(18px);
}
.neurochess-app .nav-shell { height: 78px; display: flex; align-items: center; justify-content: space-between; gap: 28px; }
.neurochess-app .brand { display: inline-flex; align-items: center; gap: 10px; flex: 0 0 auto; }
.neurochess-app .brand-mark { position: relative; width: 42px; height: 46px; display: inline-flex; align-items: center; justify-content: center; }
.neurochess-app .brand-knight { color: var(--navy-dark); font-family: Georgia, serif; font-size: 41px; line-height: 1; transform: scaleX(-1); }
.neurochess-app .brand-mark::after { content: ""; position: absolute; left: 8px; right: 7px; bottom: 2px; height: 3px; border-radius: 4px; background: var(--navy-dark); box-shadow: 0 5px 0 -1px var(--navy-dark); }
.neurochess-app .brand-mark::before { content: ""; position: absolute; width: 28px; height: 36px; right: -3px; top: -1px; border-right: 2px solid var(--green); border-radius: 0 50% 50% 0; transform: rotate(-8deg); }
.neurochess-app .node { position: absolute; width: 6px; height: 6px; background: var(--green); border-radius: 50%; z-index: 2; }
.neurochess-app .node-a { right: 4px; top: 0; }.neurochess-app .node-b { right: -2px; top: 18px; }.neurochess-app .node-c { right: 4px; top: 35px; }
.neurochess-app .brand-name { color: var(--navy-dark); font-size: 23px; font-weight: 750; letter-spacing: -0.04em; }
.neurochess-app .brand-name span { color: var(--green); }
.neurochess-app nav { display: flex; align-items: center; gap: 30px; margin-left: auto; }
.neurochess-app nav a { color: #33445a; font-size: 14px; font-weight: 650; transition: color 0.2s ease; }
.neurochess-app nav a:hover { color: var(--green-dark); }

.neurochess-app .button {
  appearance: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  min-height: 54px;
  padding: 0 23px;
  border: 1px solid var(--green);
  border-radius: 12px;
  background: var(--green);
  color: white;
  font-size: 15px;
  font-weight: 750;
  box-shadow: 0 10px 28px rgba(47, 168, 79, 0.22);
  transition: transform 0.2s ease, background 0.2s ease, box-shadow 0.2s ease;
}
.neurochess-app .button:hover { background: var(--green-dark); transform: translateY(-2px); box-shadow: 0 14px 34px rgba(47, 168, 79, 0.27); }
.neurochess-app .button:focus-visible, .neurochess-app a:focus-visible, .neurochess-app summary:focus-visible { outline: 3px solid rgba(47, 168, 79, 0.35); outline-offset: 4px; }
.neurochess-app .button-small { min-height: 44px; padding: 0 17px; font-size: 13px; border-radius: 10px; }
.neurochess-app .button-ghost { background: white; color: var(--navy); border-color: var(--line); box-shadow: none; }
.neurochess-app .button-ghost:hover { background: var(--soft); color: var(--navy-dark); box-shadow: none; }

.neurochess-app .hero {
  position: relative;
  overflow: hidden;
  min-height: 680px;
  background: linear-gradient(135deg, #fff 0%, #f7fafc 56%, #eef6f1 100%);
  border-bottom: 1px solid var(--line);
}
.neurochess-app .hero::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0.24;
  background-image: linear-gradient(rgba(18, 59, 115, 0.045) 1px, transparent 1px), linear-gradient(90deg, rgba(18, 59, 115, 0.045) 1px, transparent 1px);
  background-size: 54px 54px;
  mask-image: linear-gradient(to right, transparent, black 55%, black);
}
.neurochess-app .hero-glow { position: absolute; border-radius: 50%; filter: blur(1px); pointer-events: none; }
.neurochess-app .hero-glow-a { width: 520px; height: 520px; right: -190px; top: -250px; background: radial-gradient(circle, rgba(47,168,79,.13), transparent 68%); }
.neurochess-app .hero-glow-b { width: 470px; height: 470px; left: -270px; bottom: -330px; background: radial-gradient(circle, rgba(18,59,115,.1), transparent 68%); }
.neurochess-app .hero-grid { position: relative; z-index: 1; display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 68px; align-items: center; padding-top: 82px; padding-bottom: 84px; }
.neurochess-app .eyebrow, .neurochess-app .section-kicker { color: var(--green-dark); text-transform: uppercase; letter-spacing: 0.13em; font-size: 12px; font-weight: 800; }
.neurochess-app .eyebrow { display: inline-flex; align-items: center; gap: 9px; margin-bottom: 20px; }
.neurochess-app .eyebrow span { width: 28px; height: 2px; background: var(--green); }
.neurochess-app h1, .neurochess-app h2, .neurochess-app h3, .neurochess-app h4 { font-family: Manrope, Sora, ui-sans-serif, system-ui, sans-serif; margin: 0; }
.neurochess-app h1 { max-width: 690px; color: var(--navy-dark); font-size: clamp(42px, 5.2vw, 68px); line-height: 1.04; letter-spacing: -0.055em; font-weight: 790; }
.neurochess-app .hero-lead { max-width: 585px; margin-top: 26px; color: var(--muted); font-size: 19px; line-height: 1.65; }
.neurochess-app .hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 34px; }
.neurochess-app .trust-row { display: flex; flex-wrap: wrap; gap: 10px 22px; margin-top: 28px; }
.neurochess-app .trust-row span { position: relative; color: #405064; font-size: 13px; font-weight: 650; padding-left: 17px; }
.neurochess-app .trust-row span::before { content: ""; position: absolute; left: 0; top: 50%; width: 6px; height: 6px; border-radius: 50%; background: var(--green); transform: translateY(-50%); }

.neurochess-app .hero-visual { position: relative; padding: 20px 0 40px; }
.neurochess-app .board-card { position: relative; width: min(100%, 470px); margin-left: auto; padding: 18px; border: 1px solid rgba(229,234,240,.9); border-radius: 26px; background: rgba(255,255,255,.92); box-shadow: 0 32px 80px rgba(8,42,85,.17); transform: rotate(1.5deg); }
.neurochess-app .board-topline { display: flex; justify-content: space-between; align-items: center; margin: 0 2px 14px; color: var(--navy-dark); font-size: 12px; font-weight: 750; }
.neurochess-app .live-pill { display: inline-flex; align-items: center; gap: 6px; color: var(--green-dark); background: var(--green-soft); padding: 5px 8px; border-radius: 99px; }
.neurochess-app .live-pill i { width: 6px; height: 6px; background: var(--green); border-radius: 50%; }
.neurochess-app .mini-board { display: grid; grid-template-columns: repeat(8, 1fr); aspect-ratio: 1; overflow: hidden; border: 6px solid var(--navy-dark); border-radius: 14px; box-shadow: inset 0 0 0 1px rgba(255,255,255,.2); }
.neurochess-app .mini-board span { display: grid; place-items: center; font-family: Georgia, serif; font-size: clamp(24px, 3.4vw, 45px); line-height: 1; text-shadow: 0 1px 0 rgba(255,255,255,.35); }
.neurochess-app .mini-board .light { background: #edf1f7; color: var(--navy-deep); }
.neurochess-app .mini-board .dark { background: #6481aa; color: white; }
.neurochess-app .mini-board span b { font-family: Georgia, serif; font-weight: 400; line-height: 1; }
.neurochess-app .mini-board .black-piece { color: #071c37; -webkit-text-stroke: 1px #071c37; text-shadow: 0 1px 2px rgba(255,255,255,.3); }
.neurochess-app .mini-board .white-piece { color: #fff; -webkit-text-stroke: 1.3px #071c37; paint-order: stroke fill; text-shadow: 0 1px 3px rgba(8,42,85,.45); }
.neurochess-app .prompt-card { position: absolute; left: -38px; bottom: -38px; width: 310px; display: flex; align-items: center; gap: 13px; padding: 16px; background: white; border: 1px solid var(--line); border-left: 5px solid var(--green); border-radius: 15px; box-shadow: 0 18px 40px rgba(8,42,85,.16); transform: rotate(-1.5deg); }
.neurochess-app .prompt-number { display: grid; place-items: center; width: 39px; height: 39px; color: var(--green-dark); background: var(--green-soft); border-radius: 10px; font-weight: 800; }
.neurochess-app .prompt-card strong { display: block; color: var(--navy-dark); font-size: 13px; }
.neurochess-app .prompt-card p { margin-top: 2px; color: var(--muted); font-size: 12px; }
.neurochess-app .prompt-arrow { margin-left: auto; color: var(--green); font-size: 22px; }
.neurochess-app .thinking-path { position: absolute; right: -26px; bottom: 0; display: flex; align-items: center; gap: 7px; padding: 9px 12px; border-radius: 12px; background: var(--navy-dark); color: white; box-shadow: 0 14px 30px rgba(8,42,85,.22); }
.neurochess-app .thinking-path span { display: flex; align-items: center; gap: 5px; font-size: 10px; font-weight: 750; }
.neurochess-app .thinking-path span b { display: grid; place-items: center; width: 19px; height: 19px; border-radius: 50%; color: white; background: var(--green); font-size: 9px; }
.neurochess-app .thinking-path > i { width: 13px; height: 1px; background: rgba(255,255,255,.35); }

.neurochess-app .signal-strip { background: var(--navy-dark); color: white; }
.neurochess-app .signal-grid { min-height: 104px; display: grid; grid-template-columns: 1.6fr repeat(3, .55fr); align-items: center; gap: 26px; }
.neurochess-app .signal-grid > p { max-width: 530px; font-size: 15px; line-height: 1.55; color: #dce8f4; }
.neurochess-app .signal-grid div { padding-left: 22px; border-left: 1px solid rgba(255,255,255,.18); }
.neurochess-app .signal-grid strong, .neurochess-app .signal-grid span { display: block; }
.neurochess-app .signal-grid strong { font-size: 21px; color: white; }
.neurochess-app .signal-grid span { margin-top: 3px; font-size: 11px; color: #aebed1; }

.neurochess-app .section-heading h2, .neurochess-app .method-copy h2, .neurochess-app .diagnostic-copy h2, .neurochess-app .family-copy h2, .neurochess-app .faq-grid h2, .neurochess-app .final-cta h2 { color: var(--navy-dark); font-size: clamp(34px, 4vw, 50px); line-height: 1.12; letter-spacing: -0.045em; }
.neurochess-app .split-heading { display: grid; grid-template-columns: 1.2fr .8fr; gap: 90px; align-items: end; margin-bottom: 52px; }
.neurochess-app .section-heading h2 { max-width: 760px; margin-top: 13px; }
.neurochess-app .split-heading > p { color: var(--muted); font-size: 17px; line-height: 1.75; padding-bottom: 4px; }
.neurochess-app .benefit-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.neurochess-app .benefit-card { position: relative; min-height: 315px; padding: 26px; overflow: hidden; border: 1px solid var(--line); border-radius: 20px; background: white; transition: transform .25s ease, box-shadow .25s ease, border .25s ease; }
.neurochess-app .benefit-card:hover { transform: translateY(-5px); border-color: rgba(47,168,79,.42); box-shadow: var(--shadow); }
.neurochess-app .benefit-card > span { color: #8492a3; font-size: 11px; font-weight: 750; letter-spacing: .1em; }
.neurochess-app .benefit-icon { position: relative; width: 66px; height: 66px; margin: 35px 0 26px; border: 1px solid #d7e8dd; border-radius: 50%; background: var(--green-soft); }
.neurochess-app .benefit-icon::before, .neurochess-app .benefit-icon::after, .neurochess-app .benefit-icon i { content: ""; position: absolute; border-radius: 50%; background: var(--green); }
.neurochess-app .benefit-icon::before { width: 14px; height: 14px; left: 25px; top: 25px; }
.neurochess-app .benefit-icon::after { width: 7px; height: 7px; left: 13px; top: 18px; }
.neurochess-app .benefit-icon i:nth-child(1) { width: 7px; height: 7px; right: 12px; top: 16px; }
.neurochess-app .benefit-icon i:nth-child(2) { width: 7px; height: 7px; right: 16px; bottom: 12px; }
.neurochess-app .benefit-icon i:nth-child(3) { width: 26px; height: 1px; left: 18px; top: 32px; background: rgba(47,168,79,.4); transform: rotate(-22deg); }
.neurochess-app .benefit-card h3 { color: var(--navy-dark); font-size: 21px; letter-spacing: -.025em; }
.neurochess-app .benefit-card p { margin-top: 11px; color: var(--muted); font-size: 14px; line-height: 1.7; }

.neurochess-app .method-section { position: relative; overflow: hidden; background: var(--navy-dark); color: white; }
.neurochess-app .method-section::after { content: "♞"; position: absolute; right: -50px; bottom: -165px; color: rgba(255,255,255,.025); font-family: Georgia, serif; font-size: 530px; transform: scaleX(-1) rotate(-8deg); }
.neurochess-app .method-grid { position: relative; z-index: 1; display: grid; grid-template-columns: .9fr 1.1fr; gap: 120px; align-items: center; }
.neurochess-app .section-kicker.light { color: #72d68b; }
.neurochess-app .method-copy h2 { margin-top: 15px; color: white; }
.neurochess-app .method-copy > p { max-width: 510px; margin-top: 24px; color: #c6d5e4; font-size: 17px; line-height: 1.75; }
.neurochess-app .text-link { margin-top: 30px; padding: 0 0 6px; border: 0; border-bottom: 1px solid rgba(114,214,139,.5); background: none; color: #72d68b; font-size: 14px; font-weight: 750; }
.neurochess-app .text-link span { margin-left: 8px; }
.neurochess-app .method-list { list-style: none; padding: 0; margin: 0; border-top: 1px solid rgba(255,255,255,.14); }
.neurochess-app .method-list li { display: grid; grid-template-columns: 54px 1fr; gap: 22px; padding: 24px 0; border-bottom: 1px solid rgba(255,255,255,.14); }
.neurochess-app .method-list li > span { display: grid; place-items: center; width: 44px; height: 44px; border: 1px solid rgba(114,214,139,.42); border-radius: 50%; color: #72d68b; font-size: 11px; font-weight: 800; }
.neurochess-app .method-list h3 { color: white; font-size: 19px; }
.neurochess-app .method-list p { margin-top: 5px; color: #adbdce; font-size: 14px; line-height: 1.55; }

.neurochess-app .diagnostic-section { background: var(--soft); }
.neurochess-app .diagnostic-grid { display: grid; grid-template-columns: .78fr 1.22fr; gap: 90px; align-items: center; }
.neurochess-app .diagnostic-copy h2 { margin-top: 14px; }
.neurochess-app .diagnostic-copy > p { margin-top: 22px; color: var(--muted); font-size: 17px; line-height: 1.75; }
.neurochess-app .diagnostic-copy ul { display: grid; gap: 12px; margin: 28px 0 0; padding: 0; list-style: none; }
.neurochess-app .diagnostic-copy li { color: #39495d; font-size: 14px; font-weight: 650; }
.neurochess-app .diagnostic-copy li span { display: inline-grid; place-items: center; width: 24px; height: 24px; margin-right: 10px; border-radius: 50%; background: var(--green-soft); color: var(--green-dark); font-size: 12px; }
.neurochess-app .diagnostic-card { min-height: 530px; padding: 38px; border: 1px solid var(--line); border-radius: 26px; background: white; box-shadow: var(--shadow); }
.neurochess-app .nc-diagnostic-column { min-width: 0; }
.neurochess-app .nc-diagnostic-centered { max-width: 760px; }
.neurochess-app .nc-diagnostic-centered .diagnostic-card { min-height: 0; }
.neurochess-app .nc-lead-capture { margin-top: 20px; padding: 28px; border: 1px solid var(--line); border-radius: 20px; background: white; box-shadow: var(--shadow); }
.neurochess-app .nc-capture-heading { margin-bottom: 20px; }
.neurochess-app .nc-capture-heading h3 { margin-top: 8px; color: var(--navy-dark); font-size: 24px; letter-spacing: -.03em; }
.neurochess-app .nc-capture-heading p { margin-top: 8px; color: var(--muted); font-size: 14px; line-height: 1.6; }
.neurochess-app .nc-fluent-form label { color: var(--navy-dark); font-weight: 700; }
.neurochess-app .nc-fluent-form input:not([type="checkbox"]):not([type="radio"]),
.neurochess-app .nc-fluent-form select,
.neurochess-app .nc-fluent-form textarea { width: 100%; border: 1px solid #cad4df; border-radius: 9px; box-shadow: none; }
.neurochess-app .nc-fluent-form .ff-btn-submit { min-height: 48px; padding: 0 22px; border: 0; border-radius: 10px; background: var(--green); color: white; font-weight: 750; }
.neurochess-app .diagnostic-progress > span { display: block; margin-bottom: 10px; color: var(--green-dark); font-size: 11px; font-weight: 800; text-transform: uppercase; letter-spacing: .1em; }
.neurochess-app .diagnostic-progress > div { height: 5px; overflow: hidden; border-radius: 99px; background: #e9eef3; }
.neurochess-app .diagnostic-progress i { display: block; height: 100%; border-radius: 99px; background: var(--green); transition: width .3s ease; }
.neurochess-app .diagnostic-card h3 { margin-top: 27px; color: var(--navy-dark); font-size: 26px; letter-spacing: -.035em; }
.neurochess-app .diagnostic-card > p, .neurochess-app .diagnostic-card > div > p { margin-top: 9px; color: var(--muted); font-size: 14px; line-height: 1.6; }
.neurochess-app .answer-list { display: grid; gap: 9px; margin-top: 23px; }
.neurochess-app .answer-list button { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 15px 17px; text-align: left; border: 1px solid var(--line); border-radius: 13px; background: white; color: var(--ink); transition: border .2s ease, background .2s ease, transform .2s ease; }
.neurochess-app .answer-list button:hover { transform: translateX(3px); border-color: rgba(47,168,79,.5); background: #fbfefc; }
.neurochess-app .answer-list button strong, .neurochess-app .answer-list button small { display: block; }
.neurochess-app .answer-list button strong { color: var(--navy-dark); font-size: 14px; }
.neurochess-app .answer-list button small { margin-top: 3px; color: var(--muted); font-size: 12px; line-height: 1.4; }
.neurochess-app .answer-list button b { color: var(--green); font-size: 19px; }
.neurochess-app .back-link { margin-top: 19px; padding: 0; border: 0; background: transparent; color: #657487; font-size: 12px; font-weight: 700; }
.neurochess-app .diagnostic-result { text-align: center; padding: 4px 16px; }
.neurochess-app .result-check { display: grid; place-items: center; width: 58px; height: 58px; margin: 0 auto 18px; border-radius: 50%; background: var(--green-soft); color: var(--green-dark); font-size: 25px; font-weight: 800; }
.neurochess-app .result-label { color: var(--green-dark); text-transform: uppercase; letter-spacing: .12em; font-size: 11px; font-weight: 800; }
.neurochess-app .diagnostic-result h3 { margin-top: 8px; font-size: 29px; }
.neurochess-app .diagnostic-result h4 { margin-top: 15px; color: #2e3c4e; font-size: 17px; }
.neurochess-app .diagnostic-result p { max-width: 500px; margin: 9px auto 0; }
.neurochess-app .focus-box { display: flex; justify-content: space-between; align-items: center; margin-top: 23px; padding: 15px 17px; border: 1px solid #d9eadf; border-radius: 12px; background: var(--green-soft); text-align: left; }
.neurochess-app .focus-box span { color: #567064; font-size: 12px; }.neurochess-app .focus-box strong { color: var(--green-dark); font-size: 13px; }
.neurochess-app .practice-box { display: flex; justify-content: space-between; align-items: center; margin-top: 9px; padding: 13px 17px; border: 1px solid var(--line); border-radius: 12px; background: var(--soft); text-align: left; }
.neurochess-app .practice-box span { color: #687789; font-size: 12px; }.neurochess-app .practice-box strong { color: var(--navy); font-size: 13px; }
.neurochess-app .result-button { width: 100%; margin-top: 18px; }
.neurochess-app .centered { display: block; margin: 16px auto 0; }

.neurochess-app .centered-heading { max-width: 760px; margin: 0 auto 52px; text-align: center; }
.neurochess-app .centered-heading h2 { margin-top: 12px; }
.neurochess-app .centered-heading > p { max-width: 650px; margin: 16px auto 0; color: var(--muted); font-size: 16px; line-height: 1.7; }
.neurochess-app .route-shell { position: relative; display: grid; grid-template-columns: repeat(7, 1fr); gap: 10px; }
.neurochess-app .route-line { position: absolute; left: 7%; right: 7%; top: 20px; height: 2px; background: linear-gradient(90deg, #d8e0e8, var(--green), #d8e0e8); }
.neurochess-app .route-item { position: relative; padding-top: 54px; text-align: center; }
.neurochess-app .route-node { position: absolute; z-index: 2; top: 0; left: 50%; display: grid; place-items: center; width: 40px; height: 40px; transform: translateX(-50%); border: 5px solid white; border-radius: 50%; background: #cad3de; color: #687688; font-size: 10px; font-weight: 800; box-shadow: 0 0 0 1px #dce3ea; }
.neurochess-app .route-item:nth-child(3) .route-node, .neurochess-app .route-featured .route-node { background: var(--green); color: white; box-shadow: 0 0 0 1px rgba(47,168,79,.35), 0 8px 20px rgba(47,168,79,.25); }
.neurochess-app .route-level { color: #7d8b9c; font-size: 10px; font-weight: 800; text-transform: uppercase; letter-spacing: .08em; }
.neurochess-app .route-item h3 { margin-top: 8px; color: var(--navy-dark); font-size: 16px; }
.neurochess-app .route-item p { margin-top: 8px; color: var(--muted); font-size: 12px; line-height: 1.55; }
.neurochess-app .route-featured { padding-left: 9px; padding-right: 9px; border-radius: 14px; background: linear-gradient(to bottom, transparent 50px, var(--green-soft) 50px); }
.neurochess-app .route-badge { display: inline-block; margin-top: 11px; padding: 5px 7px; border-radius: 99px; background: var(--green); color: white; font-size: 9px; font-weight: 750; }

.neurochess-app .demo-section { background: var(--navy-dark); color: white; }
.neurochess-app .demo-heading { display: grid; grid-template-columns: 1fr .65fr; gap: 90px; align-items: end; margin-bottom: 38px; }
.neurochess-app .demo-heading h2 { max-width: 720px; margin-top: 13px; color: white; font-size: clamp(34px, 4vw, 50px); line-height: 1.12; letter-spacing: -.045em; }
.neurochess-app .demo-heading > p { color: #bdccda; font-size: 15px; line-height: 1.7; }

.neurochess-app .families-section { overflow: hidden; }
.neurochess-app .families-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 110px; align-items: center; }
.neurochess-app .family-visual { position: relative; min-height: 440px; }
.neurochess-app .family-visual::before { content: ""; position: absolute; width: 390px; height: 390px; left: 40px; top: 10px; border-radius: 50%; background: var(--green-soft); }
.neurochess-app .report-card { position: absolute; border: 1px solid var(--line); border-radius: 22px; background: white; box-shadow: var(--shadow); }
.neurochess-app .report-card-back { right: 5px; top: 0; width: 250px; padding: 22px; transform: rotate(5deg); }
.neurochess-app .report-card-back span, .neurochess-app .report-card-back strong { display: block; }.neurochess-app .report-card-back span { color: var(--muted); font-size: 11px; }.neurochess-app .report-card-back strong { margin-top: 5px; color: var(--navy-dark); font-size: 22px; }.neurochess-app .report-card-back i { display: block; height: 6px; margin-top: 18px; border-radius: 99px; background: var(--green); }
.neurochess-app .report-card-front { left: 0; bottom: 0; width: min(440px, 90%); padding: 28px; transform: rotate(-2deg); }
.neurochess-app .report-title { display: flex; justify-content: space-between; align-items: center; padding-bottom: 17px; border-bottom: 1px solid var(--line); }.neurochess-app .report-title span { color: var(--navy-dark); font-size: 14px; font-weight: 800; }.neurochess-app .report-title b { color: var(--green-dark); font-size: 10px; text-transform: uppercase; letter-spacing: .08em; }
.neurochess-app .report-score { display: flex; align-items: baseline; gap: 10px; margin: 21px 0; }.neurochess-app .report-score strong { color: var(--navy-dark); font-size: 38px; letter-spacing: -.05em; }.neurochess-app .report-score span { color: var(--muted); font-size: 11px; }
.neurochess-app .report-row { display: grid; grid-template-columns: 128px 1fr; align-items: center; gap: 12px; margin-top: 13px; }.neurochess-app .report-row > span { color: #4a5a6c; font-size: 11px; }.neurochess-app .report-row i { height: 7px; overflow: hidden; border-radius: 99px; background: #ebeff3; }.neurochess-app .report-row b { display: block; height: 100%; border-radius: 99px; background: var(--green); }
.neurochess-app .report-note { margin-top: 22px; padding: 13px; border-radius: 10px; background: var(--green-soft); color: #466052; font-size: 11px; line-height: 1.45; }.neurochess-app .report-note span { margin-right: 6px; color: var(--green); }
.neurochess-app .family-copy h2 { margin-top: 14px; }
.neurochess-app .family-copy > p { margin-top: 22px; color: var(--muted); font-size: 17px; line-height: 1.75; }
.neurochess-app .honesty-card { margin-top: 28px; padding: 20px; border-left: 4px solid var(--navy); border-radius: 0 13px 13px 0; background: #eef3f8; }
.neurochess-app .honesty-card strong { color: var(--navy-dark); font-size: 13px; }.neurochess-app .honesty-card p { margin-top: 6px; color: #526174; font-size: 13px; line-height: 1.6; }

.neurochess-app .faq-section { background: var(--soft); }
.neurochess-app .faq-grid { display: grid; grid-template-columns: .65fr 1.35fr; gap: 110px; }
.neurochess-app .faq-grid h2 { margin-top: 14px; }.neurochess-app .faq-grid > div:first-child > p { margin-top: 15px; color: var(--muted); font-size: 16px; }
.neurochess-app .faq-list { border-top: 1px solid #dce3ea; }
.neurochess-app .faq-list details { border-bottom: 1px solid #dce3ea; }
.neurochess-app .faq-list summary { display: flex; justify-content: space-between; gap: 20px; padding: 23px 2px; list-style: none; color: var(--navy-dark); font-size: 16px; font-weight: 750; cursor: pointer; }
.neurochess-app .faq-list summary::-webkit-details-marker { display: none; }
.neurochess-app .faq-list summary span { color: var(--green); font-size: 22px; font-weight: 400; transition: transform .2s ease; }
.neurochess-app .faq-list details[open] summary span { transform: rotate(45deg); }
.neurochess-app .faq-list details p { padding: 0 45px 22px 2px; color: var(--muted); font-size: 14px; line-height: 1.7; }

.neurochess-app .final-cta { padding: 100px 0; background: var(--navy); color: white; text-align: center; }
.neurochess-app .final-cta-inner { position: relative; }
.neurochess-app .final-cta h2 { max-width: 780px; margin: 14px auto 0; color: white; }
.neurochess-app .final-cta p { max-width: 630px; margin: 18px auto 28px; color: #d0dfed; font-size: 16px; line-height: 1.7; }
.neurochess-app .button-light { border-color: white; background: white; color: var(--navy-dark); box-shadow: 0 12px 32px rgba(0,0,0,.16); }.neurochess-app .button-light:hover { background: var(--green-soft); color: var(--navy-dark); }
.neurochess-app .cta-path { display: flex; justify-content: center; align-items: center; gap: 31px; margin-bottom: 22px; }.neurochess-app .cta-path::before, .neurochess-app .cta-path::after { content: ""; width: 44px; height: 1px; background: rgba(255,255,255,.24); }.neurochess-app .cta-path i { position: absolute; width: 8px; height: 8px; border-radius: 50%; background: #71d487; }.neurochess-app .cta-path i:nth-child(1) { transform: translateX(-38px); }.neurochess-app .cta-path i:nth-child(3) { transform: translateX(38px); }

.neurochess-app footer { padding: 58px 0 25px; background: var(--navy-deep); color: white; }
.neurochess-app .footer-grid { display: grid; grid-template-columns: 1fr auto .8fr; align-items: start; gap: 70px; }
.neurochess-app .brand-footer .brand-knight { color: white; }.neurochess-app .brand-footer .brand-mark::after { background: white; box-shadow: 0 5px 0 -1px white; }.neurochess-app .brand-footer .brand-name { color: white; }
.neurochess-app .footer-grid > div:first-child > p { margin-top: 13px; color: #9fb2c6; font-size: 12px; }
.neurochess-app .footer-links { display: grid; gap: 11px; }.neurochess-app .footer-links a { color: #c3d0dc; font-size: 12px; }.neurochess-app .footer-links a:hover { color: #72d68b; }
.neurochess-app .footer-note { max-width: 330px; color: #91a5ba; font-size: 12px; line-height: 1.65; }
.neurochess-app .footer-bottom { display: flex; justify-content: space-between; margin-top: 42px; padding-top: 20px; border-top: 1px solid rgba(255,255,255,.1); color: #71879d; font-size: 10px; text-transform: uppercase; letter-spacing: .08em; }

@media (max-width: 1000px) {
  .neurochess-app nav { display: none; }
  .neurochess-app .hero-grid { grid-template-columns: 1fr 0.9fr; gap: 35px; }
  .neurochess-app .benefit-grid { grid-template-columns: repeat(2, 1fr); }
  .neurochess-app .method-grid, .neurochess-app .diagnostic-grid, .neurochess-app .families-grid { gap: 55px; }
  .neurochess-app .route-shell { grid-template-columns: repeat(4, 1fr); gap: 22px; }
  .neurochess-app .route-line { display: none; }.neurochess-app .route-item { padding-top: 50px; }.neurochess-app .route-featured { background: linear-gradient(to bottom, transparent 45px, var(--green-soft) 45px); }
  .neurochess-app .faq-grid { gap: 60px; }
}

@media (max-width: 760px) {
  .neurochess-app .container { width: min(100% - 28px, 600px); }
  .neurochess-app .section { padding: 78px 0; }
  .neurochess-app .nav-shell { height: 68px; }
  .neurochess-app .nav-shell > .button { display: none; }
  .neurochess-app .brand-name { font-size: 20px; }
  .neurochess-app .brand-mark { width: 37px; transform: scale(.9); transform-origin: left center; }
  .neurochess-app .hero { min-height: 0; }
  .neurochess-app .hero-grid { grid-template-columns: 1fr; padding-top: 58px; padding-bottom: 70px; }
  .neurochess-app h1 { font-size: clamp(39px, 12vw, 53px); }
  .neurochess-app .hero-lead { font-size: 17px; }
  .neurochess-app .hero-actions { flex-direction: column; align-items: stretch; }
  .neurochess-app .button { width: 100%; }
  .neurochess-app .hero-visual { margin-top: 16px; padding-bottom: 62px; }
  .neurochess-app .board-card { margin-inline: auto; padding: 13px; }
  .neurochess-app .prompt-card { left: -2px; bottom: -48px; width: 86%; }
  .neurochess-app .thinking-path { right: -2px; bottom: -88px; }
  .neurochess-app .signal-grid { grid-template-columns: 1fr 1fr 1fr; padding: 24px 0; gap: 18px 8px; }
  .neurochess-app .signal-grid > p { grid-column: 1 / -1; padding-bottom: 18px; border-bottom: 1px solid rgba(255,255,255,.14); }
  .neurochess-app .signal-grid div { padding-left: 10px; }.neurochess-app .signal-grid strong { font-size: 16px; }.neurochess-app .signal-grid span { font-size: 9px; }
  .neurochess-app .split-heading, .neurochess-app .method-grid, .neurochess-app .diagnostic-grid, .neurochess-app .demo-heading, .neurochess-app .families-grid, .neurochess-app .faq-grid { grid-template-columns: 1fr; gap: 35px; }
  .neurochess-app .split-heading { margin-bottom: 36px; }.neurochess-app .section-heading h2, .neurochess-app .method-copy h2, .neurochess-app .diagnostic-copy h2, .neurochess-app .family-copy h2, .neurochess-app .faq-grid h2, .neurochess-app .final-cta h2, .neurochess-app .demo-heading h2 { font-size: 35px; }
  .neurochess-app .benefit-grid { grid-template-columns: 1fr; }
  .neurochess-app .benefit-card { min-height: 255px; }.neurochess-app .benefit-icon { margin: 24px 0 20px; }
  .neurochess-app .method-grid { gap: 48px; }.neurochess-app .method-section::after { font-size: 340px; }
  .neurochess-app .diagnostic-card { min-height: 0; padding: 25px 18px; }
  .neurochess-app .diagnostic-card h3 { font-size: 23px; }
  .neurochess-app .answer-list button { padding: 14px; }
  .neurochess-app .focus-box, .neurochess-app .practice-box { align-items: flex-start; flex-direction: column; gap: 4px; }
  .neurochess-app .route-shell { grid-template-columns: 1fr; gap: 10px; }
  .neurochess-app .route-item { display: grid; grid-template-columns: 45px 1fr; gap: 14px; padding: 15px; text-align: left; border: 1px solid var(--line); border-radius: 14px; }
  .neurochess-app .route-node { position: static; transform: none; border-width: 4px; }
  .neurochess-app .route-featured { grid-template-columns: 45px 1fr; background: var(--green-soft); }.neurochess-app .route-badge { grid-column: 2; justify-self: start; margin-top: 0; }
  .neurochess-app .demo-heading { margin-bottom: 28px; }
  .neurochess-app .family-visual { min-height: 410px; }.neurochess-app .family-visual::before { width: 330px; height: 330px; left: -30px; }.neurochess-app .report-card-front { width: 94%; }.neurochess-app .report-card-back { width: 210px; }
  .neurochess-app .faq-grid { gap: 30px; }
  .neurochess-app .final-cta { padding: 78px 0; }
  .neurochess-app .footer-grid { grid-template-columns: 1fr 1fr; gap: 35px; }.neurochess-app .footer-note { grid-column: 1 / -1; }
  .neurochess-app .footer-bottom { flex-direction: column; gap: 8px; }
}

@media (prefers-reduced-motion: reduce) {
  .neurochess-app { scroll-behavior: auto; }
  .neurochess-app *, .neurochess-app *::before, .neurochess-app *::after { transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; }
}