*{margin:0;padding:0;box-sizing:border-box}
:root{
  --bg:#f8f6f1;--panel:#fff;--ink:#22262b;--muted:#6d7480;--line:#e3ded3;
  --red:#8c1d18;--red-d:#6e1512;--gold:#b08d4f;--dark:#232a2e
}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--ink);
  font:16px/1.85 -apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans CJK SC","Segoe UI",sans-serif;-webkit-font-smoothing:antialiased}
img{display:block;max-width:100%;height:auto}
a{color:inherit}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer;background:none;border:0}
[hidden]{display:none !important}

.wrap{max-width:1150px;margin:0 auto;padding:0 24px}
h1,h2,h3{font-weight:600;line-height:1.4;letter-spacing:.01em}
.rule{width:44px;height:3px;background:var(--red);margin-bottom:16px}

/* header */
.hdr{position:sticky;top:0;z-index:50;background:rgba(248,246,241,.96);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.hdr__in{display:flex;align-items:center;gap:24px;height:78px}
.logo{display:flex;align-items:center;gap:12px;text-decoration:none}
.logo__m{width:42px;height:42px;background:var(--red);color:#fff;display:grid;place-items:center;font-size:20px;font-weight:600;flex:0 0 auto}
.logo__t{display:flex;flex-direction:column;line-height:1.3}
.logo__t b{font-size:19px;font-weight:600;letter-spacing:.03em}
.logo__t em{font-style:normal;font-size:11px;color:var(--muted);letter-spacing:.06em}
.nav{display:flex;gap:25px;margin-left:auto}
.nav a{text-decoration:none;font-size:15px;color:var(--muted);transition:.15s}
.nav a:hover{color:var(--red)}
.tel{text-decoration:none;font-size:15px;font-weight:600;white-space:nowrap}
.btn{display:inline-block;padding:12px 24px;background:var(--red);color:#fff;text-decoration:none;font-size:15px;border:1px solid var(--red);transition:.15s;text-align:center}
.btn:hover{background:var(--red-d);border-color:var(--red-d)}
.btn--ghost{background:none;color:var(--red)}
.btn--ghost:hover{background:#f6ecea}
.btn--gold{background:var(--gold);border-color:var(--gold)}
.btn--gold:hover{background:#96763e;border-color:#96763e}
.btn--full{display:block;width:100%}

/* hero */
.hero{background:var(--dark);color:#fff;padding:74px 0}
.hero__in{display:grid;grid-template-columns:1.05fr .95fr;gap:52px;align-items:center}
.kick{color:var(--gold);font-size:13px;letter-spacing:.2em;margin-bottom:16px}
.hero h1{font-size:clamp(28px,3.9vw,44px);margin-bottom:18px;line-height:1.45}
.hero .lead{font-size:17px;color:#aeb6bd;max-width:46ch;line-height:2}
.hero__btns{display:flex;gap:12px;margin:28px 0 32px;flex-wrap:wrap}
.hero .btn--ghost{color:#fff;border-color:rgba(255,255,255,.4)}
.hero .btn--ghost:hover{background:rgba(255,255,255,.1)}
.kpi{list-style:none;display:grid;grid-template-columns:repeat(3,1fr);gap:18px;border-top:1px solid rgba(255,255,255,.18);padding-top:22px}
.kpi b{display:block;font-size:25px;font-weight:600;color:var(--gold)}
.kpi span{font-size:13px;color:#aeb6bd}
.hero__ph img{width:100%;aspect-ratio:4/3.2;object-fit:cover}

/* sections */
.sec{padding:70px 0;scroll-margin-top:100px}
.sec--panel{background:var(--panel)}
.sec--warm{background:#f2ece1}
.sec h2{font-size:clamp(24px,3.1vw,33px);margin-bottom:10px}
.cap{color:var(--muted);max-width:62ch;margin-bottom:30px}
.cols{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:start}

/* practice areas */
.areas{display:grid;grid-template-columns:repeat(auto-fill,minmax(248px,1fr));gap:18px}
.area{background:var(--panel);border:1px solid var(--line);border-left:3px solid var(--red);padding:20px 22px;display:flex;flex-direction:column;gap:8px}
.sec--panel .area{background:var(--bg)}
.area h3{font-size:17px}
.area p{font-size:14px;color:var(--muted);flex:1}
.area .m{font-size:13px;color:var(--gold);border-top:1px solid var(--line);padding-top:9px}

/* calculator */
.tool{background:var(--panel);border:1px solid var(--line);padding:26px}
.tool label{display:block;font-size:14px;color:var(--muted);margin-bottom:16px}
.tool select,.tool input{display:block;width:100%;margin-top:6px;padding:12px 14px;border:1px solid var(--line);background:var(--bg);color:var(--ink)}
.tool select:focus,.tool input:focus{outline:2px solid var(--red);outline-offset:-1px}
.seg{width:100%;border-collapse:collapse;font-size:13.5px;margin:4px 0 18px}
.seg th,.seg td{padding:8px 10px;border-bottom:1px solid var(--line);text-align:left}
.seg th{font-weight:500;color:var(--muted);font-size:13px}
.seg td:last-child,.seg th:last-child{text-align:right;white-space:nowrap}
.seg tr.used td{color:var(--red);font-weight:600}
.out{border:1px solid var(--red);padding:20px 22px;background:#faf3f2}
.out.bad{border-color:var(--gold);background:#faf6ee}
.out h4{font-size:17px;margin-bottom:6px}
.out .sum{font-size:31px;font-weight:600;color:var(--red);margin:2px 0 6px}
.out dl{display:grid;grid-template-columns:auto 1fr;gap:4px 16px;font-size:14px;margin-top:12px}
.out dt{color:var(--muted)}
.out dd{text-align:right}
.out .note{font-size:13px;color:var(--muted);margin-top:12px}

/* accordion */
.faq{border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{list-style:none;cursor:pointer;padding:17px 34px 17px 0;font-size:16px;font-weight:600;position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:6px;top:15px;font-size:22px;font-weight:400;color:var(--red);line-height:1}
.faq details[open] summary::after{content:"–"}
.faq details[open] summary{color:var(--red)}
.faq .a{padding:0 0 18px;font-size:15px;color:var(--muted)}

/* team */
.team{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:18px}
.lw{background:var(--panel);border:1px solid var(--line);padding:20px;display:flex;flex-direction:column;gap:9px}
.sec--warm .lw{background:var(--panel)}
.lw__h{display:flex;align-items:center;gap:12px}
.av{width:46px;height:46px;background:var(--dark);color:var(--gold);display:grid;place-items:center;font-size:19px;font-weight:600;flex:0 0 auto}
.lw__n{font-size:17px;font-weight:600}
.lw__n small{display:block;font-size:12px;color:var(--muted);font-weight:400}
.lw p{font-size:14px;color:var(--muted);flex:1}
.tags{display:flex;gap:5px;flex-wrap:wrap}
.tag{font-size:12px;padding:3px 9px;background:#f2ece1;color:var(--red)}

/* lists */
.tick{list-style:none}
.tick li{padding:11px 0 11px 26px;border-bottom:1px solid var(--line);position:relative;font-size:15px}
.tick li::before{content:"";position:absolute;left:3px;top:21px;width:8px;height:8px;background:var(--gold)}
.gal{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.gal img{aspect-ratio:4/3;object-fit:cover;width:100%;cursor:zoom-in}

/* form */
.narrow{max-width:700px}
.row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
form label.f{display:block;font-size:14px;color:var(--muted);margin-bottom:16px}
form label.f input,form label.f select,form label.f textarea{display:block;width:100%;margin-top:6px;padding:12px 14px;border:1px solid var(--line);background:var(--panel);color:var(--ink)}
form label.f input:focus,form label.f select:focus,form label.f textarea:focus{outline:2px solid var(--red);outline-offset:-1px}
textarea{resize:vertical}
.fine{font-size:13px;color:var(--muted);margin-top:14px}
.ok{margin-top:22px;background:#faf3f2;border:1px solid var(--red);padding:20px 22px;font-size:15px}

.big{font-size:19px;font-weight:600;line-height:1.7;margin-bottom:16px}
.sec p+p{margin-top:12px}
iframe{width:100%;height:330px;border:1px solid var(--line)}
.legal{font-size:13px;color:var(--muted);line-height:1.9;border-top:1px solid var(--line);padding-top:16px;margin-top:18px}
.ftr{background:var(--dark);color:#8c949c;font-size:13px;padding:26px 0;line-height:1.9}
.ftr__in{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}

.lb{position:fixed;inset:0;z-index:100;background:rgba(18,20,22,.94);display:none;align-items:center;justify-content:center;flex-direction:column;gap:14px;padding:40px 20px}
.lb.on{display:flex}
.lb img{max-width:min(780px,92vw);max-height:78vh}
.lb__cap{color:#fff;font-size:15px}
.lb__x{position:absolute;top:16px;right:20px;font-size:28px;color:#fff;line-height:1;padding:6px 10px}

@media (max-width:920px){
  .hero__in,.cols{grid-template-columns:1fr;gap:34px}
  .nav{display:none}
  .hdr__in{height:64px;gap:14px}
  .tel{margin-left:auto}
  .hero{padding:46px 0}
  .sec{padding:50px 0}
  .row{grid-template-columns:1fr}
  .kpi{grid-template-columns:1fr;gap:12px}
}
@media (max-width:520px){ .wrap{padding:0 16px} .tel{display:none} }