:root{--ink:#10151c;--ink2:#1b2330;--paper:#f5f2ec;--card:#ffffff;--line:#e3ddd2;--text:#1d2530;--mute:#5d6775;
--red:#e2352f;--red2:#b8231e;--gold:#f2b632;--mint:#16a085;--mintbg:#e5f6f1;--goldbg:#fdf3d9;--redbg:#fde8e6;
--r:14px;--shadow:0 10px 30px rgba(16,21,28,.10)}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--paper);color:var(--text);font-family:"Outfit",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;font-size:17px;line-height:1.65}
img{max-width:100%;height:auto;display:block}
a{color:var(--red2);text-decoration-thickness:1px;text-underline-offset:3px}
a:hover{color:var(--red)}
h1,h2,h3{font-weight:700;line-height:1.2;margin:0;color:var(--ink)}
p{margin:0 0 1.05em}
ul,ol{margin:0 0 1.1em;padding-left:1.2em}
li{margin-bottom:.4em}
.ab-wrap{max-width:1080px;margin:0 auto;padding:0 20px}
.ab-progress{position:fixed;left:0;top:0;height:3px;width:0;background:linear-gradient(90deg,var(--red),var(--gold));z-index:60}

/* ---------- masthead ---------- */
.ab-top{position:sticky;top:0;z-index:50;background:var(--ink);border-bottom:1px solid #2a3442}
.ab-bar{display:flex;flex-wrap:wrap;align-items:center;gap:12px;max-width:1080px;margin:0 auto;padding:10px 20px}
.ab-bar__logo{display:block;line-height:0}
.ab-mark{width:132px;height:auto}
.ab-bar__burger{width:44px;height:44px;margin-left:auto;padding:0;border:1px solid #3a4658;border-radius:10px;background:transparent;color:#fff;font-weight:600;font-size:12px;font-family:inherit;cursor:pointer;display:inline-flex;align-items:center;justify-content:center}
.ab-bar__burger i{display:block;width:20px;height:2px;background:#fff;position:relative}
.ab-bar__burger i::before,.ab-bar__burger i::after{content:"";position:absolute;left:0;width:20px;height:2px;background:#fff}
.ab-bar__burger i::before{top:-6px}
.ab-bar__burger i::after{top:6px}
.ab-nav{display:none;margin:0;padding:0;list-style:none}
.ab-nav--open{display:flex;flex-direction:column;flex:0 0 100%;width:100%;padding:6px 0 12px;gap:2px}
.ab-nav a{display:block;padding:12px 6px;min-height:44px;color:#e9edf3;text-decoration:none;font-weight:500;border-bottom:1px solid #263041}
.ab-nav a:hover,.ab-nav a[aria-current="page"]{color:var(--gold)}
.ab-nav li{margin:0}
.ab-nav__cta{background:var(--red);color:#fff !important;text-align:center;border-radius:10px;margin-top:10px;border-bottom:0 !important;font-weight:700 !important}
.ab-bar__cta{display:none !important}
.ab-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px;padding:0 24px;border-radius:12px;background:var(--red);color:#fff !important;font-weight:700;text-decoration:none;border:0;cursor:pointer;box-shadow:0 8px 20px rgba(226,53,47,.30);transition:transform .15s,background .15s}
.ab-btn:hover{background:var(--red2);transform:translateY(-1px)}
.ab-crumbs{background:#e9e4d9;border-bottom:1px solid var(--line);font-size:14px}
.ab-crumbs ol{display:flex;flex-wrap:wrap;gap:6px;list-style:none;margin:0 auto;padding:9px 20px;max-width:1080px}
.ab-crumbs li{margin:0;color:var(--mute)}
.ab-crumbs li+li::before{content:"›";margin-right:6px}
.ab-crumbs a{color:var(--mute)}

/* ---------- hero ---------- */
.ab-hero{background:radial-gradient(900px 380px at 85% -10%,rgba(226,53,47,.35),transparent 60%),linear-gradient(160deg,var(--ink) 0%,var(--ink2) 100%);color:#e9edf3;padding:34px 0 40px;position:relative}
.ab-hero::after{content:"";position:absolute;left:0;right:0;bottom:0;height:6px;background:repeating-linear-gradient(90deg,var(--red) 0 24px,var(--gold) 24px 48px)}
.ab-hero h1{color:#fff;font-size:1.75rem}
.ab-hero__grid{display:grid;gap:26px}
.ab-hero .ab-lede{font-size:1.08rem;color:#d3dae4;margin:16px 0 20px}
.ab-hero__art img{border-radius:var(--r);border:1px solid #33405a;box-shadow:0 18px 44px rgba(0,0,0,.45)}
.ab-tiles{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:0;padding:0;list-style:none}
.ab-tile{background:rgba(255,255,255,.07);border:1px solid #33405a;border-radius:12px;padding:12px 14px;margin:0}
.ab-tile b{display:block;font-size:1.55rem;line-height:1.1;color:var(--gold)}
.ab-tile span{font-size:.85rem;color:#c3ccd9}

/* ---------- body sections ---------- */
.ab-body{counter-reset:sec;padding-top:34px;padding-bottom:30px}
.ab-sec{margin:0 0 38px}
.ab-sec h2{font-size:1.4rem;margin-bottom:16px;display:flex;gap:12px;align-items:flex-start}
.ab-sec h2::before{counter-increment:sec;content:counter(sec);flex:0 0 auto;width:34px;height:34px;border-radius:10px;background:var(--ink);color:var(--gold);font-size:1rem;display:inline-flex;align-items:center;justify-content:center;margin-top:-2px}
.ab-sec h3{font-size:1.13rem;margin:20px 0 10px}
.ab-fig{margin:6px 0 22px}
.ab-fig img{border-radius:var(--r);border:1px solid var(--line);box-shadow:var(--shadow);width:100%}
.ab-fig figcaption{font-size:.88rem;color:var(--mute);margin-top:8px}
.ab-note{border-left:5px solid var(--gold);background:var(--goldbg);border-radius:0 var(--r) var(--r) 0;padding:14px 18px;margin:0 0 22px}
.ab-note p{margin:0}
.ab-note--mint{border-color:var(--mint);background:var(--mintbg)}
.ab-note--red{border-color:var(--red);background:var(--redbg)}
.ab-routes{display:grid;gap:14px;margin:0 0 24px;padding:0;list-style:none}
.ab-route{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:16px 16px 14px;box-shadow:var(--shadow);margin:0}
.ab-route svg{width:30px;height:30px;color:var(--red);margin-bottom:8px}
.ab-route h3{margin:0 0 6px;font-size:1.05rem}
.ab-route p{margin:0 0 8px;font-size:.96rem;color:var(--mute)}
.ab-badge{display:inline-block;font-size:.76rem;font-weight:700;letter-spacing:.03em;padding:3px 10px;border-radius:999px;background:var(--mintbg);color:#0d6b58}
.ab-badge--gold{background:var(--goldbg);color:#7a5a05}
.ab-steps{list-style:none;margin:0 0 24px;padding:0;counter-reset:st}
.ab-steps li{position:relative;padding:0 0 18px 54px;margin:0;counter-increment:st}
.ab-steps li::before{content:counter(st);position:absolute;left:0;top:0;width:38px;height:38px;border-radius:50%;background:var(--red);color:#fff;font-weight:700;display:flex;align-items:center;justify-content:center;z-index:1}
.ab-steps li::after{content:"";position:absolute;left:18px;top:38px;bottom:0;width:2px;background:var(--line)}
.ab-steps li:last-child::after{display:none}
.ab-steps b{display:block;color:var(--ink)}
.ab-check{list-style:none;padding:0;margin:0 0 22px}
.ab-check li{position:relative;padding-left:30px}
.ab-check li::before{content:"";position:absolute;left:0;top:.45em;width:16px;height:9px;border-left:3px solid var(--mint);border-bottom:3px solid var(--mint);transform:rotate(-45deg)}
.ab-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch;margin:0 0 24px;border-radius:var(--r);border:1px solid var(--line);background:var(--card)}
.ab-scroll table{border-collapse:collapse;width:100%;min-width:520px;font-size:.95rem}
.ab-scroll th{background:var(--ink);color:#fff;text-align:left;padding:11px 14px;font-weight:600}
.ab-scroll td{padding:11px 14px;border-top:1px solid var(--line);vertical-align:top}
.ab-scroll tbody tr:nth-child(even) td{background:#faf8f3}
.ab-scroll td:first-child{font-weight:600;color:var(--ink)}
.ab-scroll caption{caption-side:top;text-align:left;padding:10px 14px;font-weight:600;color:var(--mute)}

/* ---------- widgets ---------- */
.ab-promo{display:grid;gap:12px;align-items:center;background:var(--ink);color:#e9edf3;border-radius:var(--r);padding:18px;margin:0 0 24px}
.ab-promo__label{font-size:.85rem;color:#aab4c4}
.ab-promo__chip{display:inline-block;border:2px dashed var(--gold);border-radius:10px;padding:8px 16px;font-size:1.05rem;font-weight:700;letter-spacing:.12em;color:var(--gold);background:rgba(242,182,50,.08)}
.ab-promo__hint{font-size:.88rem;color:#aab4c4;margin:0}
.ab-copy{min-height:44px;padding:0 20px;border-radius:10px;border:0;background:var(--gold);color:var(--ink);font-weight:700;font-size:15px;font-family:inherit;cursor:pointer}
.ab-copy[data-done="1"]{background:var(--mint);color:#fff}
.ab-calc{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:18px;margin:0 0 24px;box-shadow:var(--shadow)}
.ab-calc h3{margin:0 0 12px;font-size:1.05rem}
.ab-calc__row{display:grid;gap:6px;margin-bottom:14px}
.ab-calc label{font-weight:600;font-size:.95rem}
.ab-calc input[type=range]{width:100%;accent-color:var(--red)}
.ab-calc select{max-width:100%;min-height:44px;border:1px solid var(--line);border-radius:10px;padding:0 10px;font:inherit;background:#fff}
.ab-calc__out{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.ab-calc__out div{background:var(--paper);border-radius:10px;padding:10px 12px}
.ab-calc__out b{display:block;font-size:1.3rem;color:var(--red2)}
.ab-calc__out span{font-size:.82rem;color:var(--mute)}
.ab-cta{margin:6px 0 30px;text-align:center}
.ab-faq{margin:0 0 20px}
.ab-faq details{background:var(--card);border:1px solid var(--line);border-radius:12px;margin-bottom:10px;overflow:hidden}
.ab-faq summary{cursor:pointer;list-style:none;padding:14px 48px 14px 18px;font-weight:600;min-height:48px;position:relative;color:var(--ink)}
.ab-faq summary::-webkit-details-marker{display:none}
.ab-faq summary::after{content:"+";position:absolute;right:18px;top:10px;font-size:1.5rem;color:var(--red)}
.ab-faq details[open] summary::after{content:"–"}
.ab-faq details p{padding:0 18px 14px;margin:0;color:#3d4756}
.ab-totop{position:fixed;right:16px;bottom:18px;width:46px;height:46px;border-radius:50%;border:0;background:var(--red);color:#fff;font-size:1.3rem;cursor:pointer;box-shadow:0 8px 20px rgba(0,0,0,.3);opacity:0;pointer-events:none;transition:opacity .2s;z-index:55}
.ab-totop[data-on="1"]{opacity:1;pointer-events:auto}

/* ---------- footer ---------- */
.ab-foot{background:var(--ink);color:#b9c3d1;padding:36px 0 26px;margin-top:20px;font-size:.95rem}
.ab-foot a{color:#dfe5ee;text-decoration:none}
.ab-foot a:hover{color:var(--gold)}
.ab-foot__grid{display:grid;gap:26px}
.ab-foot h2{font-size:.85rem;text-transform:uppercase;letter-spacing:.08em;color:#8fa0b6;margin:0 0 10px}
.ab-foot ul{list-style:none;margin:0;padding:0}
.ab-foot li{margin:0 0 6px}
.ab-age{display:inline-flex;align-items:center;justify-content:center;width:46px;height:46px;border-radius:50%;border:2px solid var(--red);color:#fff;font-weight:700}
.ab-foot__legal{border-top:1px solid #263041;margin-top:26px;padding-top:16px;font-size:.86rem;color:#8fa0b6}
.ab-foot .ab-mark{width:150px}

/* ---------- desktop ---------- */
@media (min-width:700px){
  .ab-hero h1{font-size:2.25rem}
  .ab-tiles{grid-template-columns:repeat(4,1fr)}
  .ab-routes{grid-template-columns:1fr 1fr}
  .ab-promo{grid-template-columns:auto 1fr auto}
  .ab-calc__row{grid-template-columns:1fr 1fr;align-items:center}
  .ab-foot__grid{grid-template-columns:1.2fr 1fr 1fr}
}
@media (min-width:900px){
  .ab-bar__burger{display:none}
  .ab-nav,.ab-nav--open{display:flex;flex-direction:row;flex:0 0 auto;width:auto;padding:0;gap:4px;margin-left:auto}
  .ab-nav a{border-bottom:0;padding:10px 14px;min-height:0;border-radius:8px}
  .ab-nav .ab-nav__cta{display:none}
  .ab-bar__cta{display:inline-flex !important;min-height:42px;padding:0 20px;font-size:.95rem}
  .ab-hero__grid{grid-template-columns:1.15fr 1fr;align-items:center}
  .ab-hero h1{font-size:2.6rem}
  .ab-routes{grid-template-columns:repeat(3,1fr)}
  .ab-sec h2{font-size:1.65rem}
}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.ab-btn,.ab-totop{transition:none}}