:root{
  --black:#0a0a0a;
  --black-soft:#141414;
  --black-card:#1a1a1a;
  --gold:#D4AF37;
  --gold-light:#E9CB6B;
  --gold-soft:#c9a227;
  --gold-dim:rgba(212,175,55,0.15);
  --gold-border:rgba(212,175,55,0.25);
  --ink:#f2f0eb;
  --muted:#888;
  --line:rgba(212,175,55,0.18);
}
*,*::before,*::after{box-sizing:border-box}
html{background:#0a0a0a!important;color-scheme:dark}
body{font-family:'Inter',system-ui,sans-serif;background:#0a0a0a!important;color:var(--ink);overflow-x:hidden;margin:0;padding:0}
a{text-decoration:none;color:inherit}
h1,h2,h3{font-family:'Archivo',system-ui,sans-serif;letter-spacing:-0.02em}
.wrap{max-width:1200px;margin:0 auto;padding:0 24px}
.topbar{position:fixed;top:0;left:0;right:0;z-index:50;background:rgba(10,10,10,0.97)!important;backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.topbar-in{max-width:1200px;margin:0 auto;padding:0 24px;display:flex;align-items:center;justify-content:space-between;height:72px}
.logo{font-family:'Archivo',sans-serif;font-weight:900;font-size:22px;letter-spacing:-0.03em;color:#fff}
.logo span{color:var(--gold)}
.btn{display:inline-flex;align-items:center;justify-content:center;font-family:'Archivo',sans-serif;font-weight:900;border-radius:12px;text-decoration:none;cursor:pointer;transition:background .2s,transform .1s;border:none;padding:14px 32px}
.btn-gold{background:var(--gold);color:var(--black)}
.btn-gold:hover{background:var(--gold-light)}
.kicker{font-size:10px;font-weight:700;letter-spacing:.18em;text-transform:uppercase;color:var(--gold)}
footer{border-top:1px solid rgba(255,255,255,0.08);padding:48px 24px;text-align:center;background:#0a0a0a!important}
.flogo{font-family:'Archivo',sans-serif;font-weight:900;font-size:22px;letter-spacing:-0.02em;margin-bottom:8px}
.flogo span{color:var(--gold)}
footer p{font-size:12px;color:#444;margin:0}
footer a{color:#444}

/* ===== HERO SECTION STYLES ===== */
/* Mobile-first responsive design with gradient background */
/* Breakpoints: sm(640px), md(768px), lg(1024px), xl(1280px) */
.book-hero{padding:150px 0 50px;border-bottom:1px solid var(--line);text-align:center}
.book-hero h1{font-family:'Archivo';font-size:clamp(2.2rem,5vw,3.6rem);font-weight:900;color:#fff;margin:18px auto 18px;line-height:1.08;max-width:780px}
.book-hero p{color:var(--muted);font-size:1.12rem;max-width:620px;margin:0 auto}
.value-row{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;max-width:860px;margin:46px auto 0;padding:0 24px}
.value-box{background:linear-gradient(150deg,rgba(212,175,55,.1),rgba(10,10,10,.4));border:1px solid var(--line);border-radius:12px;padding:24px 18px;text-align:center}
.value-box .num{font-family:'Archivo';font-weight:900;font-size:2rem;color:var(--gold);display:block}
.value-box .lbl{font-size:.82rem;color:var(--muted);margin-top:6px}
.book-section{max-width:750px;margin:0 auto;padding:70px 24px 90px}
.book-section h2{font-family:'Archivo';font-weight:900;font-size:1.8rem;color:#fff;margin:0 0 8px;text-align:center}
.book-section .sub{color:var(--muted);font-size:1.02rem;text-align:center;margin:0 0 34px}

/* ===== CALENDAR EMBED FRAME STYLES ===== */
/* Container for responsive iframe embedding */
/* Maintains aspect ratio and transparent background */
.embed-frame{position:relative;width:100%;background:transparent}
.embed-frame iframe{display:block;width:100%;height:770px;border:0;background:transparent}
.fallback{text-align:center;color:#5a5a5a;font-size:.86rem;margin-top:18px}
.fallback a{color:var(--gold-soft);text-decoration:underline}

/* ===== RESPONSIVE BREAKPOINTS ===== */
/* Mobile and tablet adjustments */
@media(max-width:600px){
  .value-row{grid-template-columns:1fr;gap:12px}
  .embed-frame iframe{height:710px}
}

/* ===== MOBILE MENU TOGGLE ===== */
/* Hamburger button animation and overlay menu */
/* Transforms to X shape on open, shows full-screen overlay */
.hbtn{background:none;border:0;cursor:pointer;padding:10px;z-index:120;display:flex;flex-direction:column;gap:5px}
.hbtn span{display:block;width:24px;height:2px;background:var(--gold);transition:.25s}
body.menu-open .hbtn span:nth-child(1){transform:translateY(7px) rotate(45deg)}
body.menu-open .hbtn span:nth-child(2){opacity:0}
body.menu-open .hbtn span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.overlay{position:fixed;inset:0;background:rgba(10,10,10,.97);backdrop-filter:blur(8px);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:30px;z-index:110;opacity:0;pointer-events:none;transition:opacity .25s;visibility:hidden}
body.menu-open .overlay{opacity:1;pointer-events:auto;visibility:visible}
body.menu-open{overflow:hidden}
.overlay a{font-family:'Archivo';font-weight:900;font-size:1.9rem;color:#fff;letter-spacing:.01em}
.overlay a.active{color:var(--gold)}
.overlay .btn{font-size:1rem;padding:14px 32px}