:root {
  --mk-navy: #071b31;
  --mk-navy-2: #0b2a48;
  --mk-ink: #102b45;
  --mk-muted: #607487;
  --mk-teal: #0a8d78;
  --mk-mint: #57d6b0;
  --mk-paper: #f5f8fb;
  --mk-line: #dce6ee;
  --mk-card: #ffffff;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; min-width: 320px; background: var(--mk-paper); color: var(--mk-ink); font: 16px/1.6 Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; }
a { color: inherit; }
.mk-shell { width: min(1180px, calc(100% - 40px)); margin: 0 auto; }
.mk-nav { position: sticky; top: 0; z-index: 20; background: rgba(255,255,255,.94); border-bottom: 1px solid rgba(220,230,238,.9); backdrop-filter: blur(14px); }
.mk-nav-row { min-height: 72px; display: flex; align-items: center; justify-content: space-between; gap: 22px; }
.mk-brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; font-weight: 850; letter-spacing: -.02em; white-space: nowrap; }
.mk-brand img { display: block; width: auto; height: 30px; }
.mk-brand-wordmark { font-size: 18px; background: linear-gradient(100deg,#123c6a,#079879); -webkit-background-clip: text; background-clip: text; color: transparent; }
.mk-links { display: flex; align-items: center; gap: 23px; color: #42566b; font-size: 14px; font-weight: 650; }
.mk-links a { text-decoration: none; }
.mk-links a:hover { color: var(--mk-teal); }
.mk-nav-cta, .mk-button { display: inline-flex; justify-content: center; align-items: center; gap: 8px; min-height: 48px; padding: 12px 20px; border: 0; border-radius: 10px; background: linear-gradient(115deg,#087c72,#15ad83); color: #fff; text-decoration: none; font-size: 14px; line-height: 20px; font-weight: 800; box-shadow: 0 10px 24px rgba(8,124,114,.22); transition: transform .18s ease, box-shadow .18s ease; }
.mk-nav-cta { min-height: 40px; padding: 8px 14px; font-size: 13px; }
.mk-button:hover, .mk-nav-cta:hover { color: #fff; transform: translateY(-1px); box-shadow: 0 14px 30px rgba(8,124,114,.28); }
.mk-button-secondary { background: #fff; color: #123c6a; border: 1px solid #bcd1dc; box-shadow: none; }
.mk-button-secondary:hover { color: #063251; background: #f4faf9; box-shadow: none; }
.mk-menu-button { display: none; width: 42px; height: 42px; border: 1px solid var(--mk-line); border-radius: 9px; color: var(--mk-navy); background: #fff; font: inherit; font-size: 21px; }
.mk-mobile-menu { display: none; padding: 0 0 16px; }
.mk-mobile-menu.is-open { display: block; }
.mk-mobile-menu a { display: block; padding: 10px 0; color: #42566b; text-decoration: none; font-weight: 700; }
.mk-mobile-menu .mk-nav-cta { margin-top: 8px; width: 100%; }

.mk-hero { position: relative; overflow: hidden; background: radial-gradient(circle at 78% 13%,rgba(54,213,173,.22),transparent 30%), radial-gradient(circle at 22% 100%,rgba(36,117,196,.20),transparent 34%), linear-gradient(135deg,#061a30 0%,#0b2b49 55%,#073a4a 100%); color: #fff; }
.mk-hero::before { position:absolute; inset:-18% -8% auto; height:72%; pointer-events:none; background: radial-gradient(42% 55% at 18% 40%, rgba(56,189,248,.22), transparent 70%), radial-gradient(38% 50% at 82% 30%, rgba(52,211,153,.18), transparent 72%); content:""; animation: mk-aurora 14s ease-in-out infinite alternate; }
@keyframes mk-aurora { from { transform: translate3d(-2%,-1%,0) scale(1); } to { transform: translate3d(3%,3%,0) scale(1.05); } }
.mk-hero-grid { display: grid; grid-template-columns: minmax(0,1.05fr) minmax(360px,.95fr); gap: clamp(28px,5vw,70px); align-items: center; min-height: 560px; padding: 76px 0; }
.mk-eyebrow { display: inline-flex; align-items: center; gap: 8px; margin: 0 0 19px; color: #a7f3d0; font-size: 12px; font-weight: 850; letter-spacing: .12em; text-transform: uppercase; }
.mk-eyebrow::before { width: 8px; height: 8px; border-radius: 50%; background: var(--mk-mint); box-shadow: 0 0 0 5px rgba(87,214,176,.12); content: ""; }
.mk-hero h1 { max-width: 700px; margin: 0; font-size: clamp(42px,5.3vw,68px); line-height: 1.02; letter-spacing: -.055em; }
.mk-hero-copy { max-width: 640px; margin: 23px 0 0; color: #c6d7e4; font-size: 18px; line-height: 1.7; }
.mk-hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.mk-hero .mk-button-secondary { background: rgba(255,255,255,.07); color: #fff; border-color: rgba(255,255,255,.3); }
.mk-hero .mk-button-secondary:hover { background: rgba(255,255,255,.14); color: #fff; }
.mk-hero-proof { display: flex; flex-wrap: wrap; gap: 10px 20px; margin-top: 27px; color: #b9cddb; font-size: 13px; }
.mk-hero-proof span { display: inline-flex; align-items: center; gap: 7px; }
.mk-hero-proof span::before { content: "✓"; color: var(--mk-mint); font-weight: 900; }
.mk-visual { position: relative; }
.mk-visual::before { position: absolute; inset: 8% -4% -7% 11%; z-index: 0; border: 1px solid rgba(139,232,206,.31); border-radius: 24px; background: linear-gradient(135deg,rgba(110,222,188,.17),rgba(40,104,191,.08)); content: ""; transform: rotate(3deg); }
.mk-visual-card { position: relative; z-index: 1; overflow: hidden; padding: 11px; border: 1px solid rgba(255,255,255,.17); border-radius: 20px; background: #fff; box-shadow: 0 28px 65px rgba(0,0,0,.32); }
.mk-visual-card img { display: block; width: 100%; height: auto; max-height: 390px; object-fit: cover; object-position: center; border-radius: 12px; }
.mk-visual-card.is-book { max-width: 350px; margin: auto; background: linear-gradient(145deg,#f5eee1,#fff); }
.mk-visual-card.is-book img { max-height: 410px; object-fit: contain; }
.mk-visual-note { position: absolute; right: -16px; bottom: 28px; z-index: 2; max-width: 205px; padding: 13px 15px; border: 1px solid rgba(255,255,255,.18); border-radius: 12px; background: rgba(6,28,49,.94); color: #d9edf1; box-shadow: 0 14px 24px rgba(0,0,0,.2); font-size: 12px; line-height: 1.45; }
.mk-visual-note strong { display: block; margin-bottom: 2px; color: #fff; font-size: 13px; }

.mk-band { background: #fff; border-bottom: 1px solid var(--mk-line); }
.mk-band-grid { display: grid; grid-template-columns: repeat(3,1fr); }
.mk-band-item { padding: 24px 28px; border-left: 1px solid var(--mk-line); }
.mk-band-item:first-child { border-left: 0; }
.mk-band-number { display: block; color: var(--mk-teal); font-size: 20px; font-weight: 900; letter-spacing: -.035em; }
.mk-band-label { display: block; margin-top: 2px; color: var(--mk-muted); font-size: 13px; font-weight: 650; }

.mk-section { padding: 82px 0; }
.mk-section-muted { background: #edf3f7; border-top: 1px solid #e1ebf1; border-bottom: 1px solid #e1ebf1; }
.mk-section-heading { max-width: 720px; margin-bottom: 35px; }
.mk-section-kicker { margin: 0 0 8px; color: var(--mk-teal); font-size: 12px; font-weight: 850; letter-spacing: .12em; text-transform: uppercase; }
.mk-section h2 { margin: 0; color: var(--mk-navy); font-size: clamp(30px,3.2vw,44px); line-height: 1.1; letter-spacing: -.045em; }
.mk-section-heading p { margin: 14px 0 0; color: var(--mk-muted); font-size: 17px; }
.mk-pillar-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 18px; }
.mk-pillar { padding: 27px; border: 1px solid var(--mk-line); border-radius: 16px; background: var(--mk-card); box-shadow: 0 10px 23px rgba(9,35,57,.045); }
.mk-pillar-index { display: flex; align-items: center; justify-content: center; width: 34px; height: 34px; margin-bottom: 18px; border-radius: 10px; background: #e1f7ef; color: #087c67; font-size: 14px; font-weight: 900; }
.mk-pillar h3 { margin: 0; color: var(--mk-navy); font-size: 19px; line-height: 1.22; }
.mk-pillar p { margin: 10px 0 0; color: var(--mk-muted); font-size: 14px; line-height: 1.58; }
.mk-guide-layout { display: grid; grid-template-columns: minmax(0,1fr) 320px; gap: 30px; align-items: start; }
.mk-guide-steps { display: grid; gap: 16px; }
.mk-step { padding: 30px; border: 1px solid var(--mk-line); border-radius: 17px; background: #fff; box-shadow: 0 9px 23px rgba(9,35,57,.035); }
.mk-step-head { display: flex; align-items: flex-start; gap: 15px; }
.mk-step-index { flex: 0 0 auto; display: grid; place-items: center; width: 36px; height: 36px; border-radius: 50%; background: var(--mk-navy); color: #d8fff0; font-size: 13px; font-weight: 900; }
.mk-step h3 { margin: 3px 0 0; color: var(--mk-navy); font-size: 21px; line-height: 1.25; }
.mk-step p { margin: 13px 0 0; color: var(--mk-muted); }
.mk-step ul { display: grid; gap: 8px; margin: 19px 0 0; padding: 0; list-style: none; }
.mk-step li { position: relative; padding-left: 24px; color: #365166; font-size: 14px; }
.mk-step li::before { position: absolute; left: 0; top: 8px; width: 9px; height: 9px; border: 2px solid #19a77d; border-radius: 50%; content: ""; }
.mk-cta-card { position: sticky; top: 94px; overflow: hidden; padding: 29px; border-radius: 18px; background: linear-gradient(145deg,#0a2d4b,#075a61); color: #fff; box-shadow: 0 20px 38px rgba(8,42,70,.2); }
.mk-cta-card::after { position: absolute; right: -55px; bottom: -85px; width: 210px; height: 210px; border: 1px solid rgba(129,241,208,.22); border-radius: 50%; content: ""; }
.mk-cta-card > * { position: relative; z-index: 1; }
.mk-cta-card h2 { color: #fff; font-size: 28px; }
.mk-cta-card p { margin: 12px 0 21px; color: #c8dce5; font-size: 14px; line-height: 1.65; }
.mk-cta-card .mk-button { width: 100%; }
.mk-cta-card small { display: block; margin-top: 13px; color: #abc5d2; font-size: 11px; line-height: 1.55; }

.mk-ebook-hero .mk-hero-grid { min-height: 600px; }
.mk-offer-hero .mk-hero-grid { min-height: 610px; }
.mk-offer-card { max-width: 590px; margin-top: 25px; padding: 19px 20px; border: 1px solid rgba(133,239,203,.45); border-radius: 14px; background: linear-gradient(135deg,rgba(8,150,121,.28),rgba(59,180,153,.1)); box-shadow: 0 15px 32px rgba(0,0,0,.15); }
.mk-offer-card span { display: block; color: #a7f3d0; font-size: 11px; font-weight: 900; letter-spacing: .13em; text-transform: uppercase; }
.mk-offer-card strong { display: block; margin-top: 4px; color: #fff; font-size: 25px; line-height: 1.2; letter-spacing: -.035em; }
.mk-offer-card p { margin: 7px 0 0; color: #d2e8eb; font-size: 14px; line-height: 1.55; }
.mk-offer-card small { display: block; margin-top: 10px; color: #b1d0d6; font-size: 11px; line-height: 1.45; }
.mk-offer-card-muted { border-color: rgba(191,215,230,.25); background: rgba(255,255,255,.07); }
.mk-ebook-value { margin-top: 25px; display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 10px; }
.mk-ebook-value div { padding: 12px 13px; border: 1px solid rgba(255,255,255,.15); border-radius: 10px; background: rgba(255,255,255,.06); color: #d7e7ef; font-size: 13px; font-weight: 650; line-height: 1.4; }
.mk-form-card { padding: 30px; border: 1px solid var(--mk-line); border-radius: 18px; background: #fff; box-shadow: 0 16px 33px rgba(9,35,57,.08); }
.mk-ebook-form-intro { display: flex; align-items: center; gap: 15px; margin-bottom: 16px; }
.mk-ebook-form-intro img { display: block; width: 62px; height: 82px; object-fit: cover; border-radius: 7px; box-shadow: 0 8px 18px rgba(9,35,57,.18); }
.mk-ebook-form-intro p { margin: 3px 0 0; color: var(--mk-muted); font-size: 13px; line-height: 1.45; }
.mk-form-card h2 { color: var(--mk-navy); font-size: 27px; line-height: 1.15; }
.mk-form-card > p { margin: 8px 0 20px; color: var(--mk-muted); font-size: 14px; }
.mk-form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 13px; }
.mk-form-card label { display: block; margin: 0 0 6px; color: #29475d; font-size: 13px; font-weight: 800; }
.mk-form-card input[type="text"], .mk-form-card input[type="email"] { width: 100%; height: 48px; padding: 0 13px; border: 1px solid #c6d6e0; border-radius: 9px; outline: 0; color: var(--mk-navy); font: inherit; }
.mk-form-card input:focus { border-color: var(--mk-teal); box-shadow: 0 0 0 3px rgba(10,141,120,.12); }
.mk-check { display: flex !important; align-items: flex-start; gap: 9px; margin-top: 15px !important; color: var(--mk-muted) !important; font-size: 12px !important; font-weight: 500 !important; line-height: 1.48; }
.mk-check input { width: auto; margin: 3px 0 0; accent-color: var(--mk-teal); }
.mk-form-card .mk-button { width: 100%; margin-top: 16px; cursor: pointer; font-family: inherit; }
.mk-form-note, .mk-success { margin: 12px 0 0; color: #718394; font-size: 11px; line-height: 1.55; }
.mk-success { display: none; padding: 12px; border-radius: 9px; background: #e8faf2; color: #086345; font-size: 13px; font-weight: 700; }
.mk-resource-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 17px; }
.mk-resource-card { overflow: hidden; border: 1px solid var(--mk-line); border-radius: 16px; background: #fff; }
.mk-resource-card img { display: block; width: 100%; height: 178px; object-fit: cover; background: #eef4f6; }
.mk-resource-body { padding: 20px; }
.mk-resource-body span { color: var(--mk-teal); font-size: 11px; font-weight: 900; letter-spacing: .11em; text-transform: uppercase; }
.mk-resource-body h3 { margin: 7px 0 0; color: var(--mk-navy); font-size: 18px; line-height: 1.25; }
.mk-resource-body p { margin: 8px 0 0; color: var(--mk-muted); font-size: 13px; line-height: 1.55; }
.mk-resource-body a { display: inline-block; margin-top: 14px; color: #087c72; font-size: 13px; font-weight: 850; text-decoration: none; }
.mk-resource-body a:hover { text-decoration: underline; }
.mk-preference-page { min-height: calc(100vh - 72px); background: radial-gradient(circle at 85% 5%,rgba(79,213,177,.13),transparent 27%), var(--mk-paper); }
.mk-preference-shell { max-width: 760px; }
.mk-preference-card { padding: clamp(28px,5vw,54px); border: 1px solid var(--mk-line); border-radius: 20px; background: #fff; box-shadow: 0 18px 42px rgba(9,35,57,.09); }
.mk-preference-card h1 { max-width: 620px; margin: 0; color: var(--mk-navy); font-size: clamp(34px,5vw,52px); line-height: 1.03; letter-spacing: -.05em; }
.mk-preference-card > p { max-width: 620px; margin: 16px 0 0; color: var(--mk-muted); }
.mk-preference-form { display: grid; gap: 12px; margin-top: 28px; }
.mk-pref-row { display: flex; align-items: flex-start; gap: 14px; padding: 17px; border: 1px solid var(--mk-line); border-radius: 12px; background: #fbfdfe; cursor: pointer; }
.mk-pref-row:hover { border-color: #91cbbd; background: #f5fbfa; }
.mk-pref-row input { width: 18px; height: 18px; margin: 3px 0 0; accent-color: var(--mk-teal); }
.mk-pref-row strong { display: block; color: var(--mk-navy); font-size: 15px; }
.mk-pref-row small { display: block; margin-top: 3px; color: var(--mk-muted); font-size: 12px; line-height: 1.5; }
.mk-text-button { width: max-content; padding: 8px 0; border: 0; background: transparent; color: #566b7d; cursor: pointer; font: 700 12px/1.4 Inter, sans-serif; text-decoration: underline; }

.mk-footer { background: #071b31; color: #a9bdca; }
.mk-footer-grid { display: grid; grid-template-columns: 1.2fr .8fr .8fr; gap: 38px; padding: 56px 0 36px; }
.mk-footer-brand { color: #fff; font-size: 20px; font-weight: 850; }
.mk-footer p { max-width: 420px; margin: 10px 0 0; color: #a9bdca; font-size: 13px; line-height: 1.6; }
.mk-footer h3 { margin: 0 0 12px; color: #fff; font-size: 13px; letter-spacing: .07em; text-transform: uppercase; }
.mk-footer a { display: block; margin: 8px 0; color: #b7cad5; font-size: 13px; text-decoration: none; }
.mk-footer a:hover { color: #fff; }
.mk-footer-bottom { padding: 20px 0 32px; border-top: 1px solid rgba(191,215,230,.15); color: #8ba2b2; font-size: 11px; line-height: 1.65; }

@media (max-width: 860px) {
  .mk-links { display: none; }
  .mk-menu-button { display: block; }
  .mk-hero-grid, .mk-guide-layout { grid-template-columns: 1fr; }
  .mk-hero-grid { min-height: auto; padding: 60px 0 72px; }
  .mk-visual { max-width: 620px; width: 100%; margin: 0 auto; }
  .mk-cta-card { position: relative; top: auto; }
  .mk-pillar-grid, .mk-resource-grid { grid-template-columns: 1fr 1fr; }
  .mk-footer-grid { grid-template-columns: 1.4fr 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  .mk-hero::before { animation: none; }
}

@media (max-width: 580px) {
  .mk-shell { width: min(100% - 28px, 1180px); }
  .mk-nav-row { min-height: 62px; }
  .mk-brand img { height: 27px; }
  .mk-brand-wordmark { font-size: 16px; }
  .mk-hero-grid { padding: 48px 0 60px; }
  .mk-hero h1 { font-size: 40px; }
  .mk-hero-copy { font-size: 16px; }
  .mk-visual-note { right: -7px; bottom: -18px; max-width: 188px; }
  .mk-band-grid, .mk-pillar-grid, .mk-resource-grid, .mk-form-grid, .mk-ebook-value { grid-template-columns: 1fr; }
  .mk-band-item { border-top: 1px solid var(--mk-line); border-left: 0; padding: 19px 3px; }
  .mk-band-item:first-child { border-top: 0; }
  .mk-section { padding: 58px 0; }
  .mk-step, .mk-form-card { padding: 22px; }
  .mk-footer-grid { grid-template-columns: 1fr; gap: 26px; padding: 44px 0 28px; }
}