:root{
  --bg:#0b0c0f;--panel:#14161b;--panel2:#1b1e24;--text:#f7f7f8;--muted:#a9adb7;
  --line:#2a2e37;--blue:#18a8e0;--green:#13b968;--orange:#ff9d23;--red:#ff2c2c;--violet:#9a0a93;
  --max:1120px;
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.55}
a{color:inherit}.wrap{width:min(var(--max),calc(100% - 32px));margin:auto}.site-header{position:sticky;top:0;z-index:20;background:rgba(11,12,15,.92);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.header-inner{display:flex;align-items:center;justify-content:space-between;min-height:72px;gap:24px}.brand{display:flex;align-items:center;gap:12px;text-decoration:none;font-weight:800;letter-spacing:.08em}.brand-mark{width:42px;height:42px;flex:0 0 42px;display:block;background:url("keithos-k-mark.png") center/contain no-repeat}.brand-mark:after{content:none}.brand-word{font-size:20px;display:flex;align-items:center;letter-spacing:.08em}.brand-orb{display:inline-block;width:.92em;height:.92em;flex:0 0 .92em;margin:0 .02em;background:url("keithos-orb.png") center/contain no-repeat;filter:drop-shadow(0 0 5px rgba(255,255,255,.10))}
nav{display:flex;gap:20px;align-items:center}nav a{text-decoration:none;color:var(--muted);font-size:14px}nav a:hover,nav a.active{color:white}.nav-cta{padding:9px 14px;border:1px solid var(--line);border-radius:999px;background:#181b21;color:white!important}.menu-btn{display:none;background:none;border:0;color:#fff;font-size:24px}
.hero{padding:84px 0 64px;position:relative;overflow:hidden}.hero:before{content:"";position:absolute;right:-140px;top:-100px;width:520px;height:520px;border-radius:50%;background:radial-gradient(circle,rgba(154,10,147,.22),rgba(24,168,224,.08) 40%,transparent 68%);filter:blur(12px)}.eyebrow{text-transform:uppercase;letter-spacing:.18em;font-weight:700;font-size:12px;color:#d9d9df}.hero h1{font-size:clamp(48px,9vw,96px);line-height:.95;margin:14px 0 22px;letter-spacing:-.045em}.gradient-text{background:linear-gradient(90deg,var(--blue),var(--green),var(--orange),var(--red),var(--violet));-webkit-background-clip:text;color:transparent}.lead{font-size:clamp(19px,2.4vw,28px);max-width:820px;color:#d8d9df}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 20px;border-radius:999px;text-decoration:none;font-weight:750;border:1px solid var(--line);background:#17191f}.btn.primary{background:white;color:#0c0d10;border-color:white}.btn:hover{transform:translateY(-1px)}
section{padding:68px 0;border-top:1px solid var(--line)}h2{font-size:clamp(32px,5vw,54px);line-height:1.08;margin:0 0 14px;letter-spacing:-.03em}h3{margin:0 0 8px;font-size:22px}.section-intro{max-width:780px;color:var(--muted);font-size:18px;margin-bottom:28px}.grid{display:grid;gap:16px}.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}.card{background:linear-gradient(180deg,var(--panel),#101217);border:1px solid var(--line);border-radius:18px;padding:24px}.card p{color:var(--muted);margin-bottom:0}.number{font-size:44px;font-weight:800;line-height:1;margin-bottom:12px}.week{position:relative;overflow:hidden}.week:after{content:"";position:absolute;right:-60px;bottom:-80px;width:180px;height:180px;border-radius:50%;background:radial-gradient(circle,rgba(24,168,224,.18),transparent 65%)}.tag{display:inline-block;padding:5px 9px;border:1px solid var(--line);border-radius:999px;font-size:12px;text-transform:uppercase;letter-spacing:.08em;color:#d2d4dc;margin-bottom:12px}.metric{font-size:36px;font-weight:800}.muted{color:var(--muted)}.small{font-size:13px;color:var(--muted)}
.steps{counter-reset:step}.step{display:grid;grid-template-columns:52px 1fr;gap:18px;padding:22px 0;border-bottom:1px solid var(--line)}.step:before{counter-increment:step;content:counter(step);width:44px;height:44px;border-radius:50%;display:grid;place-items:center;background:#1b1e25;border:1px solid #353a45;font-weight:800}.step:last-child{border-bottom:0}.callout{border-left:4px solid var(--green);padding:18px 20px;background:#111813;border-radius:0 14px 14px 0}.warning{border-left-color:var(--orange);background:#1b160e}
.table-wrap{overflow:auto;border:1px solid var(--line);border-radius:16px;background:var(--panel)}table{width:100%;border-collapse:collapse;min-width:720px}th,td{padding:15px 16px;text-align:left;border-bottom:1px solid var(--line)}th{font-size:12px;text-transform:uppercase;letter-spacing:.1em;color:#aeb2bc;background:#111318}tr:last-child td{border-bottom:0}.pos{font-weight:800}.up{color:#52d388}.down{color:#ff7171}.award{font-size:20px}
.profile{display:grid;grid-template-columns:1.1fr .9fr;gap:32px;align-items:start}.profile img{width:100%;max-width:420px;border-radius:22px;border:1px solid var(--line);display:block;margin:auto}.zone-list{display:grid;grid-template-columns:repeat(7,1fr);gap:6px;margin-top:16px}.zone{height:10px;border-radius:999px}.z1{background:#666}.z2{background:var(--blue)}.z3{background:var(--green)}.z4{background:var(--orange)}.z5{background:#ff1212}.z6{background:#ff3c3c}.z7{background:var(--violet)}
form{display:grid;gap:16px}.field{display:grid;gap:7px}.field label{font-size:13px;font-weight:700;color:#d7d8dd}.field input,.field select{width:100%;padding:13px 14px;background:#0f1115;border:1px solid #343944;border-radius:10px;color:white;font:inherit}.field input:focus,.field select:focus{outline:2px solid #2c83a7;outline-offset:1px}.fields-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.fields-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}.result-box{display:none;margin-top:20px}.score-big{font-size:64px;font-weight:900;letter-spacing:-.04em}.score-parts{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}.score-part{background:#101217;border:1px solid var(--line);border-radius:12px;padding:14px}.file-preview img{max-width:260px;border-radius:14px;border:1px solid var(--line);margin-top:10px}.status{padding:12px 14px;border-radius:10px;background:#121920;border:1px solid #244052;color:#cdeeff}.footer{padding:42px 0 60px;border-top:1px solid var(--line);color:var(--muted);font-size:14px}.footer-inner{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}.footer a{color:#ddd}.subhero{padding:58px 0 40px}.subhero h1{font-size:clamp(42px,7vw,74px);line-height:1;margin:10px 0 18px;letter-spacing:-.04em}.kicker{color:#bfc2ca;font-size:17px;max-width:780px}
.pill-row{display:flex;gap:8px;flex-wrap:wrap;margin:20px 0}.pill{padding:8px 11px;border-radius:999px;background:#171a20;border:1px solid var(--line);font-size:13px}.algorithm{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.algorithm .card{padding:18px}.algorithm strong{display:block;font-size:28px}.progress{height:10px;border-radius:999px;background:#222630;overflow:hidden;margin-top:10px}.progress span{display:block;height:100%;background:linear-gradient(90deg,var(--blue),var(--green),var(--orange),var(--red),var(--violet))}
@media(max-width:900px){.grid-4,.grid-3{grid-template-columns:repeat(2,1fr)}.profile{grid-template-columns:1fr}.algorithm{grid-template-columns:repeat(2,1fr)}.fields-4{grid-template-columns:repeat(2,1fr)}}
@media(max-width:700px){nav{display:none;position:absolute;top:72px;left:0;right:0;background:#0c0e12;border-bottom:1px solid var(--line);padding:18px 16px;flex-direction:column;align-items:stretch}nav.open{display:flex}.menu-btn{display:block}.grid-2,.grid-3,.grid-4,.fields-2,.fields-4,.score-parts{grid-template-columns:1fr}.hero{padding-top:56px}.hero h1{font-size:58px}.subhero h1{font-size:48px}.card{padding:20px}.algorithm{grid-template-columns:1fr 1fr}.header-inner{min-height:64px}nav{top:64px}}

/* 5/5 Series components and cross-device refinements */
img{max-width:100%;height:auto}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.menu-btn{min-width:44px;min-height:44px}.menu-btn:focus-visible,a:focus-visible,button:focus-visible{outline:3px solid var(--blue);outline-offset:3px}
.section-heading{display:grid;grid-template-columns:1fr minmax(280px,.75fr);gap:36px;align-items:end;margin-bottom:28px}.section-heading p{color:var(--muted);font-size:18px;margin:0}.class-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:12px}.class-grid h3{font-size:20px}.accent-blue{--accent:var(--blue)}.accent-green{--accent:var(--green)}.accent-orange{--accent:var(--orange)}.accent-red{--accent:var(--red)}.accent-violet{--accent:var(--violet)}.week{border-top:3px solid var(--accent)}
.ride-stack{display:grid;gap:16px}.ride-card{display:grid;grid-template-columns:150px 1fr;gap:30px;padding:28px;background:linear-gradient(100deg,#151921,#101217 55%);border:1px solid var(--line);border-left:4px solid var(--accent);border-radius:18px}.ride-number{font-size:64px;font-weight:900;line-height:1;color:var(--accent)}.ride-card h2{font-size:clamp(30px,4vw,46px)}.ride-card p{max-width:800px;color:var(--muted)}.ride-card .objective{color:#fff;font-size:20px;font-weight:700}.score-flow{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}.flow-number{display:block;color:var(--blue);font-size:13px;font-weight:800;letter-spacing:.14em;margin-bottom:16px}.evidence-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.evidence-card{background:linear-gradient(180deg,var(--panel),#101217);border:1px solid var(--line);border-radius:18px;padding:26px}.evidence-card p{color:var(--muted)}.file-icon{width:60px;height:60px;display:grid;place-items:center;border:2px solid var(--blue);border-radius:16px;color:var(--blue);font-size:14px;font-weight:900;letter-spacing:.06em;margin-bottom:24px}.file-icon.image{border-color:var(--green);color:var(--green)}.file-icon.zones{border-color:var(--violet);color:var(--violet)}
@media(max-width:1000px){.class-grid{grid-template-columns:repeat(3,1fr)}.score-flow{grid-template-columns:repeat(2,1fr)}}
@media(max-width:900px){.section-heading{grid-template-columns:1fr}.evidence-grid{grid-template-columns:1fr 1fr}}
@media(max-width:700px){.class-grid,.score-flow,.evidence-grid{grid-template-columns:1fr}.hero h1{font-size:clamp(48px,16vw,64px)}.subhero h1{font-size:clamp(40px,13vw,52px)}.algorithm{grid-template-columns:1fr}.brand-mark{width:36px;height:36px;flex-basis:36px}.brand-word{font-size:18px}.ride-card{grid-template-columns:1fr;gap:16px;padding:22px}.ride-number{font-size:48px}.wrap{width:min(var(--max),calc(100% - 24px))}section{padding:52px 0}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}
.feedback-callout{max-width:820px;margin-top:24px;border-left-color:var(--blue);background:linear-gradient(90deg,#0e1820,#111318)}

/* Keithos 45 · 10/10 Development Series */
.hero-45:before{background:radial-gradient(circle,rgba(255,157,35,.19),rgba(19,185,104,.08) 42%,transparent 68%)}
.ten-week-grid{grid-template-columns:repeat(5,minmax(0,1fr))}
.ten-week-grid .card{display:flex;flex-direction:column;min-height:290px}
.ten-week-grid .week-focus{margin-top:auto;padding-top:18px;color:var(--accent);font-size:13px;font-weight:800;text-transform:uppercase;letter-spacing:.06em}
.phase-strip{display:grid;grid-template-columns:4fr 3fr 3fr;gap:8px;margin:0 0 22px}
.phase-strip div{padding:15px 18px;background:#11141a;border:1px solid var(--line);border-top:3px solid var(--blue);border-radius:12px}
.phase-strip div:nth-child(2){border-top-color:var(--orange)}
.phase-strip div:nth-child(3){border-top-color:var(--violet)}
.phase-strip span{display:block;color:var(--muted);font-size:12px;text-transform:uppercase;letter-spacing:.1em}
.phase-strip strong{display:block;margin-top:3px;font-size:17px}
.measurement-panel{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:start;margin-top:28px;padding:32px;background:linear-gradient(110deg,#101820,#14151a);border:1px solid var(--line);border-radius:18px}
.measurement-panel h2{font-size:clamp(32px,4vw,48px)}
.measurement-panel p{color:var(--muted);font-size:17px}
.measure-list{list-style:none;padding:0;margin:0;display:grid;gap:10px}
.measure-list li{position:relative;padding:12px 14px 12px 42px;background:#101217;border:1px solid var(--line);border-radius:10px}
.measure-list li:before{content:"✓";position:absolute;left:15px;color:var(--green);font-weight:900}
.final-assessment{display:grid;grid-template-columns:.8fr 1.2fr;gap:50px;align-items:start}
@media(max-width:1000px){.ten-week-grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:700px){.ten-week-grid,.phase-strip,.measurement-panel,.final-assessment{grid-template-columns:1fr}.ten-week-grid .card{min-height:0}}

/* KEITHOS master homepage */
.master-hero:before{width:620px;height:620px;background:radial-gradient(circle,rgba(24,168,224,.15),rgba(19,185,104,.10) 28%,rgba(255,157,35,.08) 46%,transparent 70%)}
.programme-choice{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.programme-card{position:relative;overflow:hidden;padding:34px;background:linear-gradient(145deg,#151922,#0f1116 65%);border:1px solid var(--line);border-radius:22px}
.programme-card:after{content:"";position:absolute;right:-100px;top:-100px;width:280px;height:280px;border-radius:50%;background:radial-gradient(circle,rgba(24,168,224,.20),transparent 68%);pointer-events:none}
.programme-card.programme-45:after{background:radial-gradient(circle,rgba(255,157,35,.20),transparent 68%)}
.programme-label{position:relative;z-index:1;color:var(--muted);font-size:12px;font-weight:800;text-transform:uppercase;letter-spacing:.1em}
.programme-number{position:relative;z-index:1;margin-top:24px;font-size:78px;font-weight:900;line-height:.85;letter-spacing:-.06em;color:var(--blue)}
.programme-45 .programme-number{color:var(--orange)}
.programme-card h2{position:relative;z-index:1;margin:10px 0 16px}
.programme-lead{max-width:520px;color:#d8d9df;font-size:19px}
.programme-card ul{margin:22px 0 28px;padding-left:22px;color:var(--muted)}
.programme-card li{margin:8px 0;padding-left:3px}
.method-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:28px}
.method-number{display:block;margin-bottom:22px;color:var(--blue);font-size:13px;font-weight:900;letter-spacing:.14em}
.values-panel{display:grid;grid-template-columns:.85fr 1.15fr;gap:50px;align-items:start}
.values-list{display:grid;gap:0}
.values-list p{display:grid;grid-template-columns:150px 1fr;gap:22px;margin:0;padding:17px 0;border-bottom:1px solid var(--line)}
.values-list p:first-child{padding-top:0}.values-list p:last-child{border-bottom:0}
.values-list strong{color:#fff}.values-list span{color:var(--muted)}
@media(max-width:900px){.method-grid{grid-template-columns:repeat(2,1fr)}.values-panel{grid-template-columns:1fr}}
@media(max-width:700px){.programme-choice,.method-grid{grid-template-columns:1fr}.programme-card{padding:26px}.programme-number{font-size:64px}.values-list p{grid-template-columns:1fr;gap:4px}}