@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700;800&family=JetBrains+Mono:wght@400;500;600;700&display=swap');

/* ============================================================
   KeyRote — Design 1 (Canonical / Calm)
   Tokens copied verbatim from the KeyRote Design System.
   ============================================================ */
:root {
  /* Indigo scale */
  --indigo-50:#EEEDFE; --indigo-100:#E0DDFD; --indigo-200:#C8C2FB; --indigo-300:#A9A1F9;
  --indigo-400:#877CF7; --indigo-500:#6155F5; --indigo-600:#4F43E2; --indigo-700:#4034C0;
  --indigo-800:#342B99; --indigo-900:#2B2578;
  /* Lavender */
  --lavender-100:#F3F1FE; --lavender-200:#E9E6FD; --lavender-300:#D9D3FB;
  /* Cool neutrals */
  --neutral-0:#FFFFFF; --neutral-50:#F7F8FA; --neutral-100:#F1F2F6; --neutral-200:#E6E8EE;
  --neutral-300:#D4D7E0; --neutral-400:#A8ADBD; --neutral-500:#777E92; --neutral-600:#565D70;
  --neutral-700:#3D4254; --neutral-800:#272B38; --neutral-900:#15171F;
  /* Semantic hues */
  --green-100:#DCF5EA; --green-500:#1FA971; --green-600:#178A5C;
  --amber-100:#FBEDD6; --amber-500:#E8A23D; --amber-600:#C9832A;
  --red-100:#FBE3E4; --red-500:#E5484D;
  --blue-100:#DCEAFF; --blue-500:#3E8BFF;

  --brand:var(--indigo-500); --brand-hover:var(--indigo-600); --brand-active:var(--indigo-700);
  --brand-subtle:var(--lavender-200); --brand-subtle-fg:var(--indigo-700);
  --brand-ring:color-mix(in srgb, var(--indigo-500) 35%, transparent);

  --text-strong:var(--neutral-900); --text-body:var(--neutral-700); --text-muted:var(--neutral-500);
  --text-subtle:var(--neutral-400); --text-on-brand:var(--neutral-0); --text-link:var(--indigo-600);

  --surface-page:var(--neutral-50); --surface-card:var(--neutral-0); --surface-sunken:var(--neutral-100);
  --border-subtle:var(--neutral-200); --border-default:var(--neutral-300); --border-strong:var(--neutral-400);
  --success:var(--green-500); --success-bg:var(--green-100); --warning:var(--amber-500); --warning-bg:var(--amber-100);

  --font-sans:-apple-system,BlinkMacSystemFont,'Plus Jakarta Sans','Segoe UI',system-ui,sans-serif;
  --font-mono:'JetBrains Mono',ui-monospace,'SF Mono',Menlo,monospace;
  --tracking-mono:0.08em;

  --radius-sm:10px; --radius-md:14px; --radius-lg:20px; --radius-xl:28px; --radius-pill:999px;

  --shadow-xs:0 1px 2px rgba(43,37,120,0.06);
  --shadow-sm:0 2px 8px rgba(43,37,120,0.07);
  --shadow-md:0 6px 20px rgba(43,37,120,0.10);
  --shadow-lg:0 14px 40px rgba(43,37,120,0.14);
  --shadow-xl:0 28px 70px rgba(43,37,120,0.20);
  --shadow-brand:0 8px 24px rgba(97,85,245,0.32);

  --ease-out:cubic-bezier(0.22,1,0.36,1);
  --ease-spring:cubic-bezier(0.34,1.56,0.64,1);
  --dur-fast:140ms; --dur-base:220ms; --dur-slow:360ms;
}

/* ============================================================ Base */
.kr {
  font-family:var(--font-sans);
  color:var(--text-body);
  background:var(--surface-page);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:clip;
}
.kr *{box-sizing:border-box;}
.kr ::selection{background:var(--indigo-200);color:var(--indigo-900);}

.kr-wash{position:relative;}
.kr-wash::before{
  content:"";position:absolute;inset:0;z-index:0;pointer-events:none;
  background:
    radial-gradient(70% 55% at 50% -8%, var(--lavender-200) 0%, rgba(233,230,253,0) 60%),
    radial-gradient(40% 30% at 88% 6%, var(--lavender-100) 0%, rgba(243,241,254,0) 70%);
}

.kr-wrap{max-width:1140px;margin:0 auto;padding-inline:clamp(20px,5vw,40px);position:relative;z-index:1;}
.kr-wrap--narrow{max-width:760px;}

.kr-section{padding-block:clamp(72px,11vw,128px);position:relative;}
.kr-section--tight{padding-block:clamp(56px,8vw,88px);}

/* Typography */
.kr-eyebrow{
  font-size:.78rem;font-weight:700;letter-spacing:.09em;text-transform:uppercase;
  color:var(--brand);margin:0 0 14px;
}
.kr-h1{
  font-size:clamp(2.4rem,5.6vw,4rem);font-weight:800;line-height:1.04;letter-spacing:-.03em;
  color:var(--text-strong);margin:0;
}
.kr-h2{
  font-size:clamp(1.9rem,4vw,2.85rem);font-weight:800;line-height:1.08;letter-spacing:-.025em;
  color:var(--text-strong);margin:0;
}
.kr-h3{font-size:1.3125rem;font-weight:700;letter-spacing:-.01em;color:var(--text-strong);margin:0;}
.kr-lead{
  font-size:clamp(1.08rem,1.6vw,1.28rem);line-height:1.55;color:var(--text-body);
  font-weight:400;margin:18px 0 0;max-width:60ch;
}
.kr-body{font-size:1.0625rem;line-height:1.6;color:var(--text-body);margin:16px 0 0;max-width:58ch;}
.kr-body strong{color:var(--text-strong);font-weight:600;}
.kr-kicker{font-size:.95rem;font-weight:600;color:var(--indigo-600);margin:0 0 18px;letter-spacing:-.01em;}

/* Buttons */
.kr-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  height:52px;padding:0 28px;border-radius:var(--radius-pill);
  font-family:var(--font-sans);font-size:1.0625rem;font-weight:600;letter-spacing:-.01em;line-height:1;
  border:1px solid transparent;cursor:pointer;text-decoration:none;white-space:nowrap;
  transition:transform var(--dur-fast) var(--ease-spring),filter var(--dur-fast) var(--ease-out),box-shadow var(--dur-fast) var(--ease-out);
}
.kr-btn svg{width:20px;height:20px;}
.kr-btn--primary{background:var(--brand);color:var(--text-on-brand);box-shadow:var(--shadow-brand);}
.kr-btn--primary:hover{filter:brightness(.97);box-shadow:0 10px 30px rgba(97,85,245,0.40);}
.kr-btn--outline{background:var(--surface-card);color:var(--text-strong);border-color:var(--border-default);box-shadow:var(--shadow-xs);}
.kr-btn--outline:hover{filter:brightness(.985);box-shadow:var(--shadow-sm);}
.kr-btn--sm{height:42px;padding:0 18px;font-size:.95rem;}
.kr-btn:active{transform:scale(.97);}

/* Nav (Liquid Glass) */
.kr-nav{position:sticky;top:0;z-index:50;}
.kr-nav__bar{
  background:rgba(255,255,255,0.66);
  -webkit-backdrop-filter:blur(20px) saturate(180%);backdrop-filter:blur(20px) saturate(180%);
  border-bottom:1px solid var(--border-subtle);
  box-shadow:inset 0 1px 0 rgba(255,255,255,0.7);
}
.kr-nav__inner{
  max-width:1140px;margin:0 auto;padding:11px clamp(20px,5vw,40px);
  display:flex;align-items:center;justify-content:space-between;gap:16px;
}
.kr-brand{display:inline-flex;align-items:center;gap:11px;text-decoration:none;}
.kr-brand img{width:32px;height:32px;border-radius:9px;box-shadow:var(--shadow-sm);display:block;}
.kr-word{font-size:1.2rem;font-weight:800;letter-spacing:-.03em;color:var(--text-strong);}
.kr-word b{color:var(--brand);font-weight:800;}
.kr-nav__links{display:flex;align-items:center;gap:8px;}
.kr-nav__link{
  font-size:.95rem;font-weight:600;color:var(--text-body);text-decoration:none;
  padding:9px 12px;border-radius:var(--radius-md);transition:background var(--dur-fast) var(--ease-out),color var(--dur-fast);
}
.kr-nav__link:hover{background:var(--surface-sunken);color:var(--text-strong);}

/* Hero */
.kr-hero{padding-top:clamp(40px,7vw,72px);padding-bottom:clamp(8px,3vw,28px);text-align:center;}
.kr-hero__inner{max-width:760px;margin:0 auto;}
.kr-hero .kr-lead{margin-left:auto;margin-right:auto;}
.kr-cta-row{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;margin-top:30px;}
.kr-microcopy{margin-top:18px;font-size:.875rem;color:var(--text-muted);letter-spacing:-.005em;}
.kr-microcopy b{color:var(--text-body);font-weight:600;}

/* Phone trio */
.kr-trio{
  display:flex;justify-content:center;align-items:flex-end;gap:clamp(6px,1.4vw,22px);
  margin-top:clamp(40px,6vw,72px);
}
.kr-figure{margin:0;display:flex;flex-direction:column;align-items:center;gap:14px;flex:0 0 auto;}
.kr-figcap{font-size:.78rem;font-weight:600;color:var(--text-muted);letter-spacing:.01em;}
.kr-trio .kr-figure--l{transform:rotate(-5deg) translateY(30px);}
.kr-trio .kr-figure--r{transform:rotate(5deg) translateY(30px);}
.kr-trio .kr-figure--c{transform:translateY(-6px) scale(1.045);z-index:3;}
.kr-trio .kr-phone{transition:transform var(--dur-base) var(--ease-out),box-shadow var(--dur-base) var(--ease-out);}
.kr-trio .kr-figure:hover .kr-phone{transform:translateY(-8px);}

/* Phone frame */
.kr-phone{
  --pw:246px;width:var(--pw);height:calc(var(--pw)/0.4875);position:relative;flex:0 0 auto;
  background:var(--neutral-900);border-radius:34px;padding:4px;
  box-shadow:0 40px 80px rgba(43,37,120,0.30),0 0 0 1px rgba(0,0,0,0.05);
}
.kr-phone__screen{
  width:100%;height:100%;border-radius:30px;overflow:hidden;position:relative;background:var(--surface-page);
}
.kr-status{
  position:absolute;top:0;left:0;right:0;height:34px;z-index:6;display:flex;align-items:center;
  justify-content:space-between;padding:0 20px;pointer-events:none;
  font-size:12px;font-weight:700;color:var(--text-strong);
}
.kr-status svg{display:block;}
.kr-island{position:absolute;top:9px;left:50%;transform:translateX(-50%);width:78px;height:22px;background:#000;border-radius:14px;z-index:7;}
.kr-scr{position:absolute;inset:0;display:flex;flex-direction:column;padding:42px 14px 0;overflow:hidden;}
.kr-scr--dark .kr-status{color:#fff;}

/* Phone primitives */
.kr-toprow{display:flex;align-items:flex-end;justify-content:space-between;margin-bottom:12px;}
.kr-scr h2.kr-screen-title{font-size:22px;font-weight:800;letter-spacing:-.02em;color:var(--text-strong);margin:0;}
.kr-streak{
  display:inline-flex;align-items:center;gap:5px;height:28px;padding:0 11px 0 8px;border-radius:var(--radius-pill);
  background:linear-gradient(135deg,#FFB347,#FF7A45);color:#fff;font-size:11.5px;font-weight:700;letter-spacing:-.01em;
  box-shadow:0 4px 12px rgba(255,122,69,0.35);
}
.kr-streak svg{width:13px;height:13px;}

.kr-summary{
  background:linear-gradient(150deg,var(--indigo-500),var(--indigo-700));border-radius:18px;padding:13px 14px;
  display:flex;align-items:center;gap:13px;color:#fff;box-shadow:var(--shadow-md);
}
.kr-summary__t{font-size:14px;font-weight:700;}
.kr-summary__s{font-size:11.5px;line-height:1.35;opacity:.9;margin-top:2px;}

.kr-ring{
  position:relative;border-radius:50%;flex:0 0 auto;display:grid;place-items:center;
  background:conic-gradient(var(--rc,var(--brand)) calc(var(--p,0)*1%),var(--rt,var(--neutral-200)) 0);
}
.kr-ring::before{content:"";position:absolute;inset:var(--rw,5px);border-radius:50%;background:var(--rbg,#fff);}
.kr-ring__lbl{position:relative;z-index:1;font-weight:700;letter-spacing:-.02em;color:var(--text-strong);}

.kr-seg{display:flex;background:var(--surface-sunken);border-radius:11px;padding:3px;gap:2px;margin-top:14px;}
.kr-seg span{flex:1;text-align:center;font-size:11.5px;font-weight:600;padding:6px 0;border-radius:8px;color:var(--text-muted);}
.kr-seg .on{background:#fff;color:var(--text-strong);box-shadow:var(--shadow-xs);}

.kr-list{background:#fff;border:1px solid var(--border-subtle);border-radius:18px;box-shadow:var(--shadow-sm);overflow:hidden;margin-top:14px;}
.kr-row{display:flex;align-items:center;gap:11px;padding:10px 12px;}
.kr-row + .kr-row{border-top:1px solid var(--border-subtle);}
.kr-row__main{flex:1;min-width:0;}
.kr-row__t{font-size:13.5px;font-weight:600;color:var(--text-strong);line-height:1.2;}
.kr-row__s{font-size:11px;color:var(--text-muted);margin-top:2px;}
.kr-av{width:34px;height:34px;border-radius:50%;display:grid;place-items:center;font-size:12px;font-weight:700;flex:0 0 auto;background:var(--brand-subtle);color:var(--brand-subtle-fg);}
.kr-av--ok{background:var(--success-bg);color:var(--green-600);}
.kr-badge{font-size:10px;font-weight:700;padding:3px 8px;border-radius:var(--radius-pill);letter-spacing:.01em;flex:0 0 auto;}
.kr-badge--warn{background:var(--warning-bg);color:var(--amber-600);}
.kr-badge--ok{background:var(--success-bg);color:var(--green-600);}

.kr-fab{position:absolute;right:16px;bottom:64px;width:48px;height:48px;border-radius:16px;background:var(--brand);color:#fff;display:grid;place-items:center;box-shadow:var(--shadow-brand);z-index:5;}
.kr-tab{
  position:absolute;left:0;right:0;bottom:0;z-index:5;display:flex;
  background:rgba(255,255,255,0.82);-webkit-backdrop-filter:blur(20px) saturate(180%);backdrop-filter:blur(20px) saturate(180%);
  border-top:1px solid var(--border-subtle);padding:7px 6px 9px;
}
.kr-tab__item{flex:1;display:flex;flex-direction:column;align-items:center;gap:3px;color:var(--text-subtle);}
.kr-tab__item.on{color:var(--brand);}
.kr-tab__item span{font-size:9.5px;font-weight:600;letter-spacing:-.01em;}
.kr-tab__item svg{width:22px;height:22px;}

/* Flashcard / recall */
.kr-progressbar{display:flex;align-items:center;gap:10px;}
.kr-progressbar__track{flex:1;height:7px;border-radius:999px;background:var(--neutral-200);overflow:hidden;}
.kr-progressbar__fill{height:100%;border-radius:999px;background:var(--brand);}
.kr-progressbar__n{font-size:12px;font-weight:700;color:var(--text-muted);}
.kr-overline{font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:var(--text-subtle);text-align:center;margin:16px 0 4px;}

.kr-recall{display:flex;flex-direction:column;flex:1;min-height:0;}
.kr-flip{
  position:relative;width:100%;height:208px;margin-top:auto;perspective:1000px;
  border:none;background:none;padding:0;cursor:pointer;display:block;
}
.kr-flip__inner{position:relative;width:100%;height:100%;transform-style:preserve-3d;transition:transform 460ms var(--ease-spring);}
.kr-recall.is-on .kr-flip__inner{transform:rotateY(180deg);}
.kr-face{
  position:absolute;inset:0;border-radius:22px;display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:9px;padding:18px;backface-visibility:hidden;-webkit-backface-visibility:hidden;
}
.kr-face--front{background:var(--surface-card);border:1px solid var(--border-subtle);box-shadow:var(--shadow-lg);}
.kr-face--back{transform:rotateY(180deg);background:linear-gradient(160deg,var(--indigo-500),var(--indigo-700));color:#fff;box-shadow:var(--shadow-xl);}
.kr-face__name{font-size:16px;font-weight:700;color:var(--text-strong);}
.kr-face__q{font-size:12px;color:var(--text-muted);}
.kr-dots{font-family:var(--font-mono);font-size:26px;letter-spacing:.16em;color:var(--neutral-300);}
.kr-face__lbl{font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:.08em;opacity:.85;}
.kr-face__pw{font-family:var(--font-mono);font-size:30px;font-weight:600;letter-spacing:var(--tracking-mono);}
.kr-tapcue{position:absolute;bottom:14px;left:0;right:0;text-align:center;font-size:10px;font-weight:600;text-transform:uppercase;letter-spacing:.08em;color:var(--text-subtle);}

.kr-recall__foot{margin-top:14px;margin-bottom:18px;}
.kr-show{
  width:100%;height:46px;border:none;border-radius:var(--radius-pill);background:var(--brand);color:#fff;
  font-size:15px;font-weight:600;cursor:pointer;box-shadow:var(--shadow-brand);
}
.kr-recall.is-on .kr-recall__show{display:none;}
.kr-grade{display:none;gap:7px;}
.kr-recall.is-on .kr-grade{display:flex;}
.kr-grade button{
  flex:1;height:44px;border-radius:var(--radius-pill);font-size:13.5px;font-weight:600;cursor:pointer;border:1px solid transparent;
}
.kr-grade .g-again{background:#fff;color:var(--text-strong);border-color:var(--border-default);}
.kr-grade .g-good{background:var(--brand-subtle);color:var(--brand-subtle-fg);}
.kr-grade .g-easy{background:var(--brand);color:#fff;box-shadow:var(--shadow-brand);}

/* Scheduling timeline */
.kr-tl{position:relative;margin-top:14px;padding-left:30px;}
.kr-tl::before{content:"";position:absolute;left:9px;top:6px;bottom:14px;width:2px;background:linear-gradient(var(--brand),var(--lavender-300));border-radius:2px;}
.kr-tl__node{position:relative;}
.kr-tl__dot{position:absolute;left:-26px;top:2px;width:16px;height:16px;border-radius:50%;background:#fff;border:3px solid var(--brand);box-shadow:0 0 0 3px var(--lavender-100);}
.kr-tl__node--done .kr-tl__dot{background:var(--brand);}
.kr-tl__when{font-size:13px;font-weight:700;color:var(--text-strong);}
.kr-tl__gap{font-size:11px;color:var(--text-muted);margin-top:1px;}
.kr-tl__chip{display:inline-block;margin-top:5px;font-family:var(--font-mono);font-size:10.5px;font-weight:600;letter-spacing:.04em;color:var(--brand-subtle-fg);background:var(--lavender-200);border-radius:999px;padding:2px 9px;}

/* Hints options */
.kr-opt{display:flex;align-items:center;gap:11px;padding:11px 12px;}
.kr-opt + .kr-opt{border-top:1px solid var(--border-subtle);}
.kr-opt__tile{width:32px;height:32px;border-radius:10px;display:grid;place-items:center;color:#fff;flex:0 0 auto;}
.kr-opt__tile svg{width:18px;height:18px;}
.kr-opt__t{font-size:13px;font-weight:600;color:var(--text-strong);}
.kr-opt__s{font-size:10.5px;color:var(--text-muted);margin-top:2px;line-height:1.3;}
.kr-opt__chev{color:var(--text-subtle);flex:0 0 auto;}
.kr-meter{display:flex;align-items:center;gap:8px;margin-top:13px;}
.kr-meter__bar{flex:1;height:6px;border-radius:999px;background:linear-gradient(90deg,var(--lavender-300),var(--indigo-500));}
.kr-meter__lbl{font-size:10px;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:.06em;}

/* Recommendation screen */
.kr-rec{display:flex;flex-direction:column;align-items:center;justify-content:center;flex:1;text-align:center;gap:6px;padding-bottom:20px;}
.kr-rec__ring{width:96px;height:96px;--p:100;--rc:var(--success);--rt:var(--green-100);--rw:8px;margin-bottom:8px;}
.kr-rec__ring .kr-ring__lbl{color:var(--green-600);}
.kr-rec__t{font-size:19px;font-weight:800;letter-spacing:-.02em;color:var(--text-strong);}
.kr-rec__s{font-size:12.5px;color:var(--text-muted);line-height:1.45;max-width:24ch;}
.kr-rec__card{margin-top:14px;width:100%;background:#fff;border:1px solid var(--border-subtle);border-radius:16px;box-shadow:var(--shadow-sm);padding:11px 13px;display:flex;align-items:center;gap:11px;text-align:left;}
.kr-rec__card .kr-row__t{font-size:13px;}

/* ============================================================ Web sections */
/* Problem / chips */
.kr-prose{max-width:62ch;}
.kr-prose .kr-h2{margin-bottom:0;}
.kr-decl{font-size:clamp(1.5rem,3vw,2.1rem);font-weight:700;line-height:1.22;letter-spacing:-.02em;color:var(--text-strong);}
.kr-decl b{color:var(--brand);font-weight:700;}
.kr-chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:30px;}
.kr-chip{
  display:inline-flex;align-items:center;gap:8px;padding:9px 15px;border-radius:var(--radius-pill);
  background:var(--lavender-100);border:1px solid var(--lavender-200);color:var(--indigo-700);
  font-size:.95rem;font-weight:600;letter-spacing:-.01em;
}
.kr-chip svg{width:16px;height:16px;color:var(--indigo-400);}

/* Feature rows */
.kr-feature{display:grid;grid-template-columns:1fr 1fr;gap:clamp(36px,6vw,84px);align-items:center;}
.kr-feature--rev .kr-feature__media{order:-1;}
.kr-feature__media{display:flex;justify-content:center;}
.kr-feature__media .kr-phone{box-shadow:0 40px 90px rgba(43,37,120,0.26),0 0 0 1px rgba(0,0,0,0.05);}
.kr-aside{
  margin-top:24px;padding:16px 20px;border-left:3px solid var(--brand);background:var(--lavender-100);
  border-radius:0 14px 14px 0;font-size:1.05rem;font-weight:600;color:var(--indigo-800);letter-spacing:-.01em;
}
.kr-deflist{margin:24px 0 0;display:flex;flex-direction:column;gap:14px;}
.kr-def{display:flex;gap:13px;align-items:flex-start;}
.kr-def__tile{width:34px;height:34px;border-radius:11px;flex:0 0 auto;display:grid;place-items:center;background:var(--brand-subtle);color:var(--brand-subtle-fg);}
.kr-def__tile svg{width:19px;height:19px;}
.kr-def__t{font-size:1.0625rem;font-weight:600;color:var(--text-strong);}
.kr-def__t b{font-weight:700;}
.kr-def__s{font-size:.975rem;color:var(--text-body);line-height:1.5;margin-top:2px;}

/* Security cards */
.kr-claims{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:48px;}
.kr-claim{
  background:var(--surface-card);border:1px solid var(--border-subtle);border-radius:var(--radius-xl);
  padding:26px 24px;box-shadow:var(--shadow-sm);transition:transform var(--dur-base) var(--ease-out),box-shadow var(--dur-base) var(--ease-out);
}
.kr-claim:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);}
.kr-claim__tile{width:46px;height:46px;border-radius:14px;display:grid;place-items:center;background:var(--brand-subtle);color:var(--brand);margin-bottom:18px;}
.kr-claim__tile svg{width:24px;height:24px;}
.kr-claim__t{font-size:1.15rem;font-weight:700;letter-spacing:-.01em;color:var(--text-strong);margin:0 0 8px;}
.kr-claim__s{font-size:1rem;line-height:1.55;color:var(--text-body);margin:0;}
.kr-claim__s b{color:var(--text-strong);font-weight:600;}
.kr-sec-cta{margin-top:40px;display:flex;justify-content:center;}

/* Final CTA */
.kr-final{text-align:center;}
.kr-final .kr-lead{margin-left:auto;margin-right:auto;}
.kr-final-card{
  background:linear-gradient(150deg,var(--indigo-500),var(--indigo-700));
  border-radius:var(--radius-xl);padding:clamp(40px,6vw,72px) clamp(24px,5vw,56px);
  text-align:center;box-shadow:var(--shadow-lg);position:relative;overflow:hidden;
}
.kr-final-card::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(60% 80% at 15% 0%,rgba(255,255,255,0.18),transparent 60%),radial-gradient(70% 90% at 100% 110%,rgba(43,37,120,0.4),transparent 55%);
}
.kr-final-card *{position:relative;z-index:1;}
.kr-final-card .kr-h2{color:#fff;}
.kr-final-card__s{color:rgba(255,255,255,0.88);font-size:1.15rem;line-height:1.5;margin:16px auto 0;max-width:44ch;}
.kr-btn--onbrand{background:#fff;color:var(--indigo-700);box-shadow:0 10px 30px rgba(43,37,120,0.35);margin-top:30px;}
.kr-btn--onbrand:hover{filter:brightness(.98);}
.kr-final-card__micro{margin-top:18px;font-size:.85rem;color:rgba(255,255,255,0.78);}

/* Footer */
.kr-footer{border-top:1px solid var(--border-subtle);background:var(--lavender-100);}
.kr-footer__inner{
  max-width:1140px;margin:0 auto;padding:48px clamp(20px,5vw,40px) 120px;
  display:flex;flex-wrap:wrap;gap:28px 40px;align-items:flex-start;justify-content:space-between;
}
.kr-footer__brand{max-width:280px;}
.kr-footer__tag{font-size:.9rem;color:var(--text-muted);margin-top:10px;line-height:1.5;}
.kr-footer__links{display:flex;flex-wrap:wrap;gap:8px 28px;align-items:center;}
.kr-footer__links a{font-size:.95rem;font-weight:600;color:var(--text-body);text-decoration:none;}
.kr-footer__links a:hover{color:var(--brand);}
.kr-footer__meta{width:100%;border-top:1px solid var(--border-subtle);padding-top:20px;margin-top:8px;display:flex;flex-wrap:wrap;gap:6px 20px;justify-content:space-between;font-size:.85rem;color:var(--text-muted);}
.kr-footer__meta a{color:var(--text-body);text-decoration:none;font-weight:600;}
.kr-footer__meta a:hover{color:var(--brand);}

/* ============================================================ Security deep-dive */
.kr-back{
  display:inline-flex;align-items:center;gap:6px;font-size:.9rem;font-weight:600;color:var(--text-body);
  text-decoration:none;padding:8px 12px;border-radius:var(--radius-md);
}
.kr-back:hover{background:var(--surface-sunken);color:var(--text-strong);}
.kr-back svg{width:16px;height:16px;}

.kr-secblock{display:grid;grid-template-columns:0.9fr 1.1fr;gap:clamp(32px,5vw,64px);align-items:center;}
.kr-secblock--rev .kr-secblock__media{order:-1;}
.kr-secblock + .kr-secblock{margin-top:clamp(56px,8vw,96px);}
.kr-num{
  display:inline-grid;place-items:center;width:34px;height:34px;border-radius:11px;
  background:var(--brand-subtle);color:var(--brand-subtle-fg);font-weight:800;font-size:1rem;margin-bottom:16px;
}

/* UUID split visual */
.kr-stores{display:grid;gap:14px;}
.kr-store{
  background:var(--surface-card);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);
  padding:18px 20px;box-shadow:var(--shadow-sm);
}
.kr-store__head{display:flex;align-items:center;gap:11px;margin-bottom:12px;}
.kr-store__icon{width:38px;height:38px;border-radius:11px;display:grid;place-items:center;background:var(--brand-subtle);color:var(--brand);flex:0 0 auto;}
.kr-store__icon svg{width:21px;height:21px;}
.kr-store__t{font-size:1.05rem;font-weight:700;color:var(--text-strong);}
.kr-store__d{font-size:.85rem;color:var(--text-muted);}
.kr-store__uuid{font-family:var(--font-mono);font-size:.82rem;letter-spacing:.02em;color:var(--text-body);background:var(--surface-sunken);border-radius:10px;padding:9px 12px;word-break:break-all;}
.kr-store__uuid span{color:var(--text-subtle);}
.kr-store__field{display:flex;justify-content:space-between;gap:12px;font-size:.85rem;padding:6px 0;}
.kr-store__field + .kr-store__field{border-top:1px solid var(--border-subtle);}
.kr-store__field b{color:var(--text-strong);font-weight:600;}
.kr-store__field code{font-family:var(--font-mono);color:var(--text-muted);font-size:.78rem;}
.kr-cut{display:flex;align-items:center;gap:12px;color:var(--text-muted);font-size:.85rem;font-weight:600;}
.kr-cut__line{flex:1;height:0;border-top:2px dashed var(--border-default);}
.kr-cut__badge{display:inline-flex;align-items:center;gap:7px;padding:7px 14px;border-radius:var(--radius-pill);background:var(--surface-card);border:1px solid var(--border-default);box-shadow:var(--shadow-xs);white-space:nowrap;}
.kr-cut__badge svg{width:16px;height:16px;color:var(--text-subtle);}

/* Steps */
.kr-steps{counter-reset:step;display:flex;flex-direction:column;gap:14px;margin-top:8px;}
.kr-step{display:flex;gap:14px;align-items:flex-start;}
.kr-step__n{
  counter-increment:step;flex:0 0 auto;width:30px;height:30px;border-radius:50%;
  background:var(--brand);color:#fff;font-weight:700;font-size:.9rem;display:grid;place-items:center;
}
.kr-step__n::before{content:counter(step);}
.kr-step__t{font-size:1rem;line-height:1.5;color:var(--text-body);padding-top:3px;}
.kr-step__t b{color:var(--text-strong);font-weight:600;}
.kr-path{font-family:var(--font-mono);font-size:.85rem;color:var(--indigo-700);background:var(--lavender-100);border-radius:8px;padding:2px 7px;}

.kr-note{
  margin-top:clamp(48px,7vw,88px);padding:22px 24px;border-radius:var(--radius-lg);
  background:var(--surface-card);border:1px solid var(--border-subtle);box-shadow:var(--shadow-xs);
  font-size:.95rem;line-height:1.6;color:var(--text-body);
}
.kr-note a{color:var(--text-link);font-weight:600;text-decoration:none;}
.kr-note a:hover{text-decoration:underline;}
.kr-verified{display:inline-flex;align-items:center;gap:7px;font-size:.82rem;font-weight:600;color:var(--green-600);background:var(--success-bg);border-radius:var(--radius-pill);padding:6px 13px;margin-top:18px;}
.kr-verified svg{width:15px;height:15px;}

/* ============================================================ Focus + reveal + responsive */
.kr a:focus-visible,.kr button:focus-visible{outline:none;box-shadow:0 0 0 4px var(--brand-ring);}
.kr .kr-btn--primary:focus-visible,.kr .kr-show:focus-visible,.kr .kr-flip:focus-visible{box-shadow:var(--shadow-brand),0 0 0 4px var(--brand-ring);}
.kr-flip:focus-visible{border-radius:22px;}

.kr-reveal-init .kr-reveal{opacity:0;transform:translateY(16px);}
.kr-reveal{transition:opacity 600ms var(--ease-out),transform 600ms var(--ease-out);}
.kr-reveal.is-in{opacity:1;transform:none;}

@media (max-width:1000px){
  .kr-trio{gap:14px;flex-wrap:wrap;}
  .kr-trio .kr-figure--l,.kr-trio .kr-figure--r,.kr-trio .kr-figure--c{transform:none;}
}
@media (max-width:860px){
  .kr-feature,.kr-secblock{grid-template-columns:1fr;gap:36px;}
  .kr-feature--rev .kr-feature__media,.kr-secblock--rev .kr-secblock__media{order:0;}
  .kr-claims{grid-template-columns:1fr;}
}
@media (max-width:680px){
  .kr-trio{
    flex-wrap:nowrap;overflow-x:auto;justify-content:flex-start;
    scroll-snap-type:x mandatory;padding:6px 4px 10px;margin-inline:calc(clamp(20px,5vw,40px)*-1);
    padding-inline:clamp(20px,5vw,40px);-webkit-overflow-scrolling:touch;
  }
  .kr-figure{scroll-snap-align:center;}
  .kr-nav__link--hide{display:none;}
}

@media (prefers-reduced-motion:reduce){
  .kr *,.kr *::before,.kr *::after{transition-duration:0.001ms !important;animation-duration:0.001ms !important;}
  .kr-flip__inner{transition:none !important;}
  .kr-reveal{transition:none !important;}
  .kr-trio .kr-figure--l,.kr-trio .kr-figure--r,.kr-trio .kr-figure--c{transform:none;}
}