:root{
 --ink:#182027;--navy:#19364a;--navy2:#294f68;--green:#607c69;--copper:#b56f49;
 --ochre:#bb9a62;--paper:#f8f5ef;--white:#fffdf9;--mist:#edf1ef;
 --line:rgba(24,32,39,.14);--muted:#69747b;--shadow:0 26px 78px rgba(25,54,74,.12);
 --shell:min(1180px,calc(100% - 40px))
}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.6}
a{color:inherit}.shell{width:var(--shell);margin:auto}
header{position:sticky;top:0;z-index:10;background:rgba(248,245,239,.96);border-bottom:1px solid var(--line);backdrop-filter:blur(14px)}
.nav{min-height:76px;display:flex;justify-content:space-between;align-items:center;gap:20px}
.brand{text-decoration:none;display:flex;gap:12px;align-items:center}
.mark{width:42px;height:42px;border-radius:50%;display:grid;place-items:center;background:var(--navy);color:white;font:600 .9rem Georgia,serif}
.brand strong{display:block;font:500 1.12rem Georgia,serif}.brand small{display:block;font-size:.6rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}
nav{display:flex;gap:20px}nav a{text-decoration:none;font-size:.8rem;font-weight:750}
.hero{padding:96px 0 76px;background:radial-gradient(circle at 85% 18%,rgba(96,124,105,.18),transparent 28%),radial-gradient(circle at 70% 84%,rgba(181,111,73,.10),transparent 25%),linear-gradient(180deg,#fbf9f4,#eee8dc);border-bottom:1px solid var(--line)}
.hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:64px;align-items:end}
.eyebrow{margin:0 0 16px;text-transform:uppercase;letter-spacing:.17em;color:var(--copper);font-size:.68rem;font-weight:850}
h1{margin:0;font:500 clamp(3.7rem,8vw,7.3rem)/.88 Georgia,serif;letter-spacing:-.055em;color:var(--navy)}
.hero p{color:#59666d;font-size:1.05rem}.principle{border-left:4px solid var(--green);padding:23px 24px;background:rgba(255,253,249,.8);color:#526067}.principle strong{display:block;font:500 1.3rem Georgia,serif;color:var(--navy);margin-bottom:7px}
.band{background:var(--navy);color:white}.band .shell{min-height:66px;display:flex;gap:26px;justify-content:space-between;align-items:center}.band span{text-transform:uppercase;letter-spacing:.11em;font-size:.64rem;color:#dce4e8}
.section{padding:86px 0}.section.alt{background:var(--mist);border-block:1px solid var(--line)}
.head{display:grid;grid-template-columns:1fr .72fr;gap:64px;align-items:end;margin-bottom:38px}
h2,h3{font-family:Georgia,serif;font-weight:500}h2{margin:0;font-size:clamp(2.25rem,4.6vw,4rem);line-height:.96;letter-spacing:-.04em;color:var(--navy)}.head>p{margin:0;color:var(--muted)}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:15px}
.card{min-height:330px;padding:30px;border:1px solid var(--line);border-radius:8px;background:#fff;display:flex;flex-direction:column}
.card:nth-child(1){border-top:6px solid var(--navy2)}.card:nth-child(2){border-top:6px solid var(--green)}.card:nth-child(3){border-top:6px solid var(--copper)}
.type{text-transform:uppercase;letter-spacing:.13em;font-size:.61rem;font-weight:850;color:#758188}
.card h3{font-size:1.7rem;line-height:1.07;color:var(--navy);margin:25px 0 12px}.card p{margin:0;color:#647078;font-size:.88rem}.action{margin-top:auto;padding-top:26px}
.button{display:inline-flex;min-height:44px;padding:10px 16px;border-radius:999px;align-items:center;text-decoration:none;font-size:.78rem;font-weight:800;background:var(--navy);color:#fff}
.amazon{display:grid;grid-template-columns:1.05fr .95fr;border-radius:10px;overflow:hidden;background:var(--navy);color:white;box-shadow:var(--shadow)}
.amazon-main,.amazon-action{padding:44px}.amazon-action{background:#24475d;display:flex;flex-direction:column;justify-content:center}.amazon h3{font-size:clamp(2.2rem,4vw,3.5rem);margin:0 0 14px}.amazon p{color:#d5dfe3}.amazon-action .button{background:#fff;color:var(--navy);align-self:flex-start}
.note{margin-top:16px;padding:20px 22px;border-left:4px solid var(--ochre);background:#fff;color:#5e696f}.note strong{color:var(--navy)}
.publisher{display:grid;grid-template-columns:.7fr 1.3fr;gap:28px;margin-top:16px;padding:30px;border:1px solid var(--line);border-radius:8px;background:#fff}.publisher h3{margin:0;font-size:1.7rem;color:var(--navy)}.publisher p{margin:0;color:var(--muted)}
footer{padding:34px 0;background:#111c23;color:#c9d3d7;font-size:.8rem}.footer{display:grid;grid-template-columns:.7fr 1.3fr;gap:50px}.footer strong{font:500 1.1rem Georgia,serif;color:#fff}.footer a{color:#e3e9eb}
@media(max-width:900px){.hero-grid,.head,.amazon,.publisher{grid-template-columns:1fr}.grid3{grid-template-columns:1fr}.band .shell{overflow:auto;justify-content:start;padding:20px 0}.band span{white-space:nowrap}}
@media(max-width:700px){:root{--shell:min(100% - 28px,1180px)}nav{display:none}.footer{grid-template-columns:1fr}}