/* =====================================================================
   Идеал Стекло — посадочная с калькулятором. Светлая тема, mobile-first.
   ===================================================================== */
:root{
  --bg:#f4f7f9;            /* холодный стеклянный грунт */
  --bg2:#eaf1f4;
  --surface:#ffffff;
  --ink:#0e1b22;
  --ink2:#2b3c46;
  --muted:#5b7280;
  --dim:#8fa3ad;
  --line:#dbe5ea;
  --line2:#c6d5dc;
  --acc:#0f5f7a;           /* тонированное стекло */
  --acc-2:#0b4a60;
  --acc-soft:#e3f0f5;
  --acc-ring:rgba(15,95,122,.22);
  --bronze:#a8875a;        /* тёплая фурнитура — только детали */
  --ok:#1f8a5b;
  --ok-soft:#e6f5ee;
  --err:#b4423a;
  --err-soft:#fbeceb;
  --shadow:0 1px 2px rgba(14,27,34,.04),0 12px 32px -12px rgba(14,27,34,.14);
  --shadow-lg:0 2px 4px rgba(14,27,34,.05),0 30px 60px -20px rgba(14,27,34,.25);
  --r:14px; --r-lg:22px; --r-pill:999px;
  --display:"Tenor Sans","Golos Text",-apple-system,"Segoe UI",Roboto,sans-serif;
  --body:"Golos Text",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  --wrap:1120px;
  --pad:clamp(18px,4vw,32px);
  --sticky-h:72px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{animation:none!important;transition:none!important}}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--body);font-size:17px;line-height:1.55;-webkit-font-smoothing:antialiased;font-feature-settings:"tnum" 1;overflow-x:hidden}
body.has-sticky{padding-bottom:var(--sticky-h)}
img,svg{display:block;max-width:100%}
a{color:inherit}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer;border:0;background:none;padding:0}
:focus-visible{outline:3px solid var(--acc-ring);outline-offset:2px;border-radius:6px}
[hidden]{display:none!important}
.wrap{max-width:var(--wrap);margin:0 auto;padding-left:var(--pad);padding-right:var(--pad)}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

h1,h2,h3{font-family:var(--display);font-weight:400;letter-spacing:-.01em;line-height:1.08;margin:0;text-wrap:balance}
h1{font-size:clamp(34px,6.2vw,60px)}
h2{font-size:clamp(27px,4.2vw,40px)}
h3{font-size:clamp(19px,2.2vw,22px);font-family:var(--body);font-weight:600;letter-spacing:0;line-height:1.3}
p{margin:0}
.eyebrow{font-size:12px;letter-spacing:.14em;text-transform:uppercase;font-weight:600;color:var(--acc);display:flex;align-items:center;gap:10px}
.eyebrow::before{content:"";width:22px;height:1px;background:var(--acc);opacity:.6}
.lead{color:var(--muted);font-size:clamp(17px,1.4vw,19px);max-width:34em}
.sec{padding:clamp(56px,8vw,104px) 0}
.sec-head{display:grid;gap:14px;max-width:640px;margin-bottom:clamp(28px,4vw,44px)}
.num{font-variant-numeric:tabular-nums}

/* ---------- Buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:52px;padding:0 22px;border-radius:var(--r-pill);background:var(--acc);color:#fff;font-weight:600;font-size:16px;text-decoration:none;transition:background .15s,transform .15s,box-shadow .15s;white-space:nowrap;box-shadow:0 8px 20px -10px rgba(15,95,122,.55)}
.btn:hover{background:var(--acc-2)}
.btn:active{transform:translateY(1px)}
.btn.ghost{background:transparent;color:var(--acc);box-shadow:inset 0 0 0 1.5px var(--acc-ring)}
.btn.ghost:hover{background:var(--acc-soft)}
.btn.soft{background:var(--acc-soft);color:var(--acc-2);box-shadow:none}
.btn.soft:hover{background:#d5e8ef}
.btn.dark{background:var(--ink);box-shadow:none}
.btn.dark:hover{background:#000}
.btn.sm{min-height:42px;padding:0 16px;font-size:15px}
.btn.block{width:100%}
.btn[disabled]{opacity:.55;cursor:default}
.btn .ico{width:18px;height:18px;flex:none}

/* Messenger chips — без логотипов, только цветовая метка */
.chans{display:flex;flex-wrap:wrap;gap:8px}
.chip{display:inline-flex;align-items:center;gap:9px;min-height:44px;padding:0 16px 0 12px;border-radius:var(--r-pill);background:var(--surface);border:1px solid var(--line);font-weight:600;font-size:15px;text-decoration:none;color:var(--ink);transition:border-color .15s,background .15s}
.chip:hover{border-color:var(--acc);background:var(--acc-soft)}
.chip i{width:10px;height:10px;border-radius:50%;flex:none}
.chip.tg i{background:#2aa1da}.chip.wa i{background:#3fbf5a}.chip.max i{background:#6a4cff}.chip.vk i{background:#0a76f6}.chip.tel i{background:var(--ink)}

/* ---------- Top bar ---------- */
.top{position:sticky;top:0;z-index:40;background:rgba(244,247,249,.82);backdrop-filter:saturate(1.4) blur(14px);-webkit-backdrop-filter:saturate(1.4) blur(14px);border-bottom:1px solid rgba(219,229,234,.7)}
.top .wrap{display:flex;align-items:center;justify-content:space-between;gap:14px;min-height:64px}
.logo{display:flex;align-items:center;gap:11px;text-decoration:none}
.logo .mark{width:34px;height:34px;border-radius:9px;background:linear-gradient(160deg,#dfeef3,#ffffff 45%,#c9dde5);box-shadow:inset 0 0 0 1px rgba(15,95,122,.25),inset 3px 0 0 rgba(15,95,122,.35);position:relative}
.logo .mark::after{content:"";position:absolute;inset:7px 9px 7px 14px;border-left:1.5px solid var(--acc);opacity:.8}
.logo b{font-family:var(--display);font-weight:400;font-size:19px;letter-spacing:.01em;line-height:1}
.logo small{display:block;font-size:11.5px;color:var(--muted);margin-top:3px;letter-spacing:.02em}
.top-actions{display:flex;align-items:center;gap:8px}
.top .phone{font-weight:600;text-decoration:none;font-size:16px;letter-spacing:.01em;padding:10px 6px}
.top .phone small{display:block;font-weight:400;font-size:12px;color:var(--muted);line-height:1}
.top .phone .only-m{display:none}
@media(max-width:720px){.top .phone .txt{display:none}.top .phone .only-m{display:block}.top .phone{padding:10px}.logo small{display:none}}

/* ---------- Hero ---------- */
.hero{position:relative;padding:clamp(40px,6vw,88px) 0 clamp(36px,5vw,72px);overflow:hidden}
.hero::before{content:"";position:absolute;inset:-20% -10% auto -10%;height:120%;background:
  radial-gradient(60% 50% at 80% 20%,rgba(15,95,122,.10),transparent 60%),
  radial-gradient(40% 40% at 10% 80%,rgba(168,135,90,.10),transparent 60%);pointer-events:none}
.hero .wrap{position:relative;display:grid;gap:36px;align-items:center}
@media(min-width:900px){.hero .wrap{grid-template-columns:1.05fr .95fr;gap:56px}}
.hero-copy{display:grid;gap:22px}
.hero-copy h1 em{font-style:normal;color:var(--acc)}
.hero-cta{display:flex;flex-wrap:wrap;gap:10px;align-items:center}
.hero-cta .or{color:var(--dim);font-size:14px;padding:0 4px}
@media(max-width:520px){.hero-cta .or{display:none}.hero-cta .btn{flex:1}}
.facts{display:grid;grid-template-columns:1fr 1fr;gap:14px 22px;padding-top:18px;border-top:1px solid var(--line);margin-top:6px}
.facts div{font-size:14.5px;color:var(--muted);line-height:1.4}
.facts b{display:block;color:var(--ink);font-weight:600;font-size:15px;margin-bottom:2px}

/* Витрина: фото, если есть, иначе чертёж */
.showcase{position:relative}
.pane{background:linear-gradient(165deg,rgba(255,255,255,.92),rgba(255,255,255,.72));border:1px solid rgba(255,255,255,.9);box-shadow:var(--shadow-lg),inset 0 1px 0 #fff;border-radius:var(--r-lg);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);position:relative;overflow:hidden}
.pane::before{content:"";position:absolute;inset:0;background:linear-gradient(115deg,transparent 30%,rgba(255,255,255,.55) 45%,transparent 60%);pointer-events:none;mix-blend-mode:screen}
.showcase .pane{padding:22px 22px 18px}
.showcase .photo{border-radius:var(--r-lg);overflow:hidden;aspect-ratio:4/5;box-shadow:var(--shadow-lg);position:relative;background:var(--bg2)}
.showcase .photo img{width:100%;height:100%;object-fit:cover}
.showcase .photo .tag{position:absolute;left:14px;bottom:14px;right:14px;display:flex;justify-content:space-between;align-items:flex-end;gap:10px;color:#fff;text-shadow:0 1px 10px rgba(0,0,0,.4);font-size:14px}
.showcase .photo .tag b{font-size:22px;font-family:var(--display);font-weight:400}
.ex-head{display:flex;justify-content:space-between;align-items:baseline;gap:12px;margin-bottom:6px}
.ex-head .eyebrow{font-size:11px}
.ex-head .eyebrow::before{display:none}
.ex-price{font-family:var(--display);font-size:clamp(30px,3.4vw,40px);letter-spacing:-.02em;line-height:1;margin:4px 0 2px}
.ex-sub{font-size:14px;color:var(--muted)}
.plan{width:100%;height:auto;margin:10px 0 4px}
.ex-foot{display:flex;flex-wrap:wrap;gap:6px 14px;font-size:13.5px;color:var(--muted);border-top:1px solid var(--line);padding-top:12px;margin-top:6px}
.ex-foot span b{color:var(--ink);font-weight:600}

/* ---------- Fast contact strip ---------- */
.fast{padding:0 0 clamp(24px,3vw,40px)}
.fast .bar{display:flex;flex-wrap:wrap;align-items:center;gap:12px 18px;padding:16px 20px;border-radius:var(--r-lg);background:var(--surface);border:1px solid var(--line);box-shadow:var(--shadow)}
.fast .bar p{font-weight:600;font-size:15.5px}
.fast .bar p small{display:block;font-weight:400;color:var(--muted);font-size:13.5px}
.fast .chans{margin-left:auto}
@media(max-width:640px){.fast .chans{margin-left:0;width:100%}.fast .chip{flex:1;justify-content:center}}

/* ---------- Calculator ---------- */
.calc{background:linear-gradient(180deg,var(--bg) 0,var(--bg2) 30%,var(--bg) 100%)}
.calc .grid{display:grid;gap:26px;align-items:start}
@media(min-width:960px){.calc .grid{grid-template-columns:minmax(0,1.15fr) minmax(360px,.85fr);gap:36px}}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--shadow)}
.calc-form{padding:clamp(18px,3vw,30px);display:grid;gap:28px}
.fs{display:grid;gap:12px}
.fs .lbl{display:flex;justify-content:space-between;align-items:baseline;gap:12px;font-size:12.5px;letter-spacing:.12em;text-transform:uppercase;font-weight:600;color:var(--muted)}
.fs .lbl small{letter-spacing:0;text-transform:none;font-weight:400;color:var(--dim);font-size:13px}

/* тип конструкции */
.types{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:10px}
.type{display:grid;gap:8px;padding:12px 12px 12px;border-radius:var(--r);border:1.5px solid var(--line2);background:var(--surface);text-align:left;transition:border-color .15s,background .15s,box-shadow .15s;color:var(--ink)}
.type svg{width:100%;height:auto;aspect-ratio:5/3}
.type b{font-weight:600;font-size:14.5px;line-height:1.25}
.type small{color:var(--dim);font-size:12.5px;line-height:1.3}
.type:hover{border-color:var(--acc)}
.type[aria-pressed="true"]{border-color:var(--acc);background:var(--acc-soft);box-shadow:inset 0 0 0 1px var(--acc)}
.type[aria-pressed="true"] small{color:var(--acc-2)}

/* размеры */
.dims{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.dims.two{grid-template-columns:repeat(2,1fr)}
.fld label{display:block;font-size:13px;color:var(--muted);font-weight:500;margin-bottom:6px}
.fld .in{position:relative}
.fld input{width:100%;min-height:54px;border:1.5px solid var(--line2);border-radius:var(--r);padding:0 44px 0 14px;font-size:20px;font-weight:600;background:var(--surface);color:var(--ink);letter-spacing:-.01em;-moz-appearance:textfield}
.fld input::-webkit-outer-spin-button,.fld input::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}
.fld input:focus{outline:none;border-color:var(--acc);box-shadow:0 0 0 3px var(--acc-ring)}
.fld .u{position:absolute;right:14px;top:50%;transform:translateY(-50%);color:var(--dim);font-size:14px;pointer-events:none}
.fld.bad input{border-color:var(--err)}
.fld .err{font-size:12.5px;color:var(--err);margin-top:5px;display:none}
.fld.bad .err{display:block}
@media(max-width:480px){.dims{grid-template-columns:1fr 1fr}.dims .fld:nth-child(3):nth-last-child(1){grid-column:1/-1}}

/* стекло / фурнитура */
.sw{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:10px}
.opt{display:flex;align-items:center;gap:12px;padding:10px 12px;border-radius:var(--r);border:1.5px solid var(--line2);background:var(--surface);text-align:left;transition:border-color .15s,background .15s,box-shadow .15s;color:var(--ink);min-height:62px}
.opt .dot{width:34px;height:34px;border-radius:50%;flex:none;box-shadow:inset 0 0 0 1px rgba(14,27,34,.12),0 2px 6px -2px rgba(14,27,34,.3);position:relative;overflow:hidden}
.opt .dot.frost::after{content:"";position:absolute;inset:0;background:repeating-linear-gradient(135deg,rgba(255,255,255,.55) 0 2px,transparent 2px 4px);opacity:.9}
.opt .t{display:grid;gap:1px;min-width:0}
.opt b{font-weight:600;font-size:14.5px;line-height:1.25}
.opt small{color:var(--dim);font-size:12.5px;line-height:1.3}
.opt:hover{border-color:var(--acc)}
.opt[aria-pressed="true"]{border-color:var(--acc);background:var(--acc-soft);box-shadow:inset 0 0 0 1px var(--acc)}
.opt[aria-pressed="true"] small{color:var(--acc-2)}

/* услуги */
.tgls{display:grid;gap:8px}
.tgl{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:12px 14px;border-radius:var(--r);border:1.5px solid var(--line2);background:var(--surface);text-align:left;color:var(--ink);transition:border-color .15s,background .15s}
.tgl .t b{font-weight:600;font-size:15px;display:block}
.tgl .t small{color:var(--dim);font-size:13px}
.tgl .p{font-weight:600;color:var(--muted);white-space:nowrap;margin-left:auto;font-size:15px}
.tgl .k{width:44px;height:26px;border-radius:13px;background:var(--line2);position:relative;flex:none;transition:background .15s}
.tgl .k::after{content:"";position:absolute;top:3px;left:3px;width:20px;height:20px;border-radius:50%;background:#fff;box-shadow:0 1px 3px rgba(0,0,0,.25);transition:transform .15s}
.tgl[aria-pressed="true"]{border-color:var(--acc);background:var(--acc-soft)}
.tgl[aria-pressed="true"] .k{background:var(--acc)}
.tgl[aria-pressed="true"] .k::after{transform:translateX(18px)}
.tgl[aria-pressed="true"] .p{color:var(--acc-2)}

/* панель цены */
.price{position:sticky;top:80px}
.price .pane{padding:clamp(20px,2.6vw,28px)}
.price .eyebrow{font-size:11.5px}
.price .sum{font-family:var(--display);font-size:clamp(40px,5vw,52px);letter-spacing:-.025em;line-height:1;margin:10px 0 4px;transition:opacity .12s}
.price .sum.tick{opacity:.35}
.price .sum s,.ex-price s{font-size:.42em;color:var(--dim);margin-left:8px;letter-spacing:0;vertical-align:.35em}
.sticky .s-price b s{font-size:12px;color:var(--dim);margin-left:6px}
.msg.card-p b s{font-size:13px;color:var(--dim);margin-left:8px}
.brk div.disc b{color:var(--acc)}
.brk div.total.final{border-bottom:0}
.brk div.total.final span:first-child,.brk div.total.final b{color:var(--acc)}
.price .cfg{font-size:14px;color:var(--muted);line-height:1.45}
.brk{margin:18px 0 6px;border-top:1px solid var(--line);display:grid}
.brk div{display:flex;justify-content:space-between;gap:12px;padding:9px 0;border-bottom:1px solid var(--line);font-size:14.5px;color:var(--ink2)}
.brk div span:first-child{color:var(--muted)}
.brk div b{font-weight:600;white-space:nowrap}
.brk div.total{font-size:15.5px;color:var(--ink)}
.brk div.total span:first-child{color:var(--ink);font-weight:600}
.brk div.off{color:var(--dim);text-decoration:line-through}
.price .plan{margin:14px 0 2px}
.price .cta{display:grid;gap:8px;margin-top:16px}
.price .note{font-size:12.5px;color:var(--dim);line-height:1.45;margin-top:12px}
.price .note b{color:var(--muted);font-weight:500}
@media(max-width:959px){.price{position:static}}

/* ---------- Works ---------- */
.filters{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:22px}
.fchip{min-height:40px;padding:0 15px;border-radius:var(--r-pill);border:1px solid var(--line2);background:var(--surface);font-weight:600;font-size:14.5px;color:var(--ink2);transition:border-color .15s,background .15s}
.fchip:hover{border-color:var(--acc)}
.fchip[aria-pressed="true"]{background:var(--ink);color:#fff;border-color:var(--ink)}
.works-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}
@media(min-width:700px){.works-grid{grid-template-columns:repeat(3,1fr);gap:14px}}
@media(min-width:1000px){.works-grid{grid-template-columns:repeat(4,1fr)}}
.work{position:relative;border-radius:var(--r);overflow:hidden;aspect-ratio:4/5;background:var(--bg2);box-shadow:var(--shadow);text-align:left;color:#fff;display:block;width:100%}
.work img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.work:hover img{transform:scale(1.03)}
.work .cap{position:absolute;left:0;right:0;bottom:0;padding:34px 12px 12px;font-size:13px;line-height:1.35;background:linear-gradient(180deg,transparent,rgba(14,27,34,.72));text-shadow:0 1px 6px rgba(0,0,0,.35)}
.work .cap b{display:block;font-weight:600;font-size:14px}
.works-empty{padding:34px;border:1.5px dashed var(--line2);border-radius:var(--r-lg);text-align:center;color:var(--muted)}
.works-more{display:flex;justify-content:center;margin-top:24px}

/* ---------- Trust ---------- */
.trust{background:var(--surface);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.trust .grid{display:grid;gap:28px}
@media(min-width:800px){.trust .grid{grid-template-columns:.9fr 1.1fr;gap:56px;align-items:start}}
.tl{display:grid}
.tl > div{display:grid;grid-template-columns:auto 1fr;gap:16px;padding:18px 0;border-top:1px solid var(--line);align-items:start}
.tl > div:last-child{border-bottom:1px solid var(--line)}
.tl .k{font-family:var(--display);font-size:30px;line-height:1;color:var(--acc);min-width:64px;letter-spacing:-.02em}
.tl .k small{display:block;font-family:var(--body);font-size:12px;color:var(--dim);letter-spacing:.06em;text-transform:uppercase;margin-top:5px}
.tl b{font-weight:600;display:block;margin-bottom:2px}
.tl p{color:var(--muted);font-size:15px}
.also{margin-top:22px;font-size:14.5px;color:var(--muted);line-height:1.6}
.also b{color:var(--ink);font-weight:600}

/* ---------- Steps ---------- */
.steps{display:grid;gap:14px;counter-reset:s}
@media(min-width:760px){.steps{grid-template-columns:repeat(4,1fr)}}
.step{padding:22px 20px 20px;border-radius:var(--r-lg);background:var(--surface);border:1px solid var(--line);display:grid;gap:8px;align-content:start;position:relative}
.step::before{counter-increment:s;content:counter(s);font-family:var(--display);font-size:38px;color:var(--acc);opacity:.35;line-height:1;letter-spacing:-.02em}
.step b{font-weight:600;font-size:16.5px}
.step p{color:var(--muted);font-size:14.5px}
.step small{color:var(--bronze);font-weight:600;font-size:12.5px;letter-spacing:.06em;text-transform:uppercase}

/* ---------- Visualize (flag) ---------- */
.viz .card{padding:clamp(20px,3vw,32px);display:grid;gap:22px}
@media(min-width:860px){.viz .card{grid-template-columns:1fr 1fr;align-items:center}}
.drop{border:1.5px dashed var(--line2);border-radius:var(--r-lg);padding:26px;text-align:center;color:var(--muted);display:grid;gap:10px;justify-items:center;cursor:pointer;background:var(--bg)}
.drop.over{border-color:var(--acc);background:var(--acc-soft)}
.drop input{display:none}
.viz-out{aspect-ratio:4/3;border-radius:var(--r-lg);background:var(--bg2);display:grid;place-items:center;color:var(--dim);overflow:hidden;position:relative}
.viz-out img{width:100%;height:100%;object-fit:cover}
.viz-badge{display:inline-flex;align-items:center;gap:8px;font-size:12px;letter-spacing:.1em;text-transform:uppercase;font-weight:600;color:var(--bronze);background:#f6efe3;border-radius:var(--r-pill);padding:6px 12px;width:max-content}

/* ---------- FAQ ---------- */
.faq{display:grid;gap:0;border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{list-style:none;cursor:pointer;padding:18px 44px 18px 0;font-weight:600;font-size:16.5px;position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"";position:absolute;right:10px;top:50%;width:10px;height:10px;border-right:1.5px solid var(--acc);border-bottom:1.5px solid var(--acc);transform:translateY(-70%) rotate(45deg);transition:transform .2s}
.faq details[open] summary::after{transform:translateY(-30%) rotate(-135deg)}
.faq .a{padding:0 0 20px;color:var(--muted);max-width:64ch;line-height:1.6}

/* ---------- Final CTA / Footer ---------- */
.final{padding:clamp(48px,7vw,90px) 0}
.final .pane{padding:clamp(26px,4vw,48px);display:grid;gap:20px;text-align:center;justify-items:center}
.final .pane h2{max-width:20ch}
.final .pane .chans{justify-content:center}
footer{padding:36px 0 44px;color:var(--muted);font-size:13.5px;border-top:1px solid var(--line)}
footer .grid{display:grid;gap:18px}
@media(min-width:760px){footer .grid{grid-template-columns:1.2fr .8fr 1fr}}
footer b{color:var(--ink);font-weight:600;display:block;margin-bottom:4px}
footer a{color:var(--muted)}
footer .legal{margin-top:22px;padding-top:16px;border-top:1px solid var(--line);font-size:12.5px;color:var(--dim);line-height:1.6}

/* ---------- Sticky bar (mobile) ---------- */
.sticky{visibility:hidden;position:fixed;left:0;right:0;bottom:0;z-index:50;background:rgba(255,255,255,.9);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-top:1px solid var(--line);padding:10px var(--pad) calc(10px + env(safe-area-inset-bottom));display:flex;align-items:center;gap:10px;transform:translateY(110%);transition:transform .25s,visibility 0s .25s}
.sticky.show{transform:none;visibility:visible}
.sticky .s-price{display:grid;line-height:1.1;min-width:0}
.sticky .s-price small{font-size:11px;color:var(--muted);letter-spacing:.06em;text-transform:uppercase}
.sticky .s-price b{font-family:var(--display);font-weight:400;font-size:22px;letter-spacing:-.02em;white-space:nowrap}
.sticky .btn{margin-left:auto;min-height:48px;padding:0 18px}
.sticky .call{width:48px;height:48px;border-radius:50%;background:var(--acc-soft);color:var(--acc);display:grid;place-items:center;flex:none}
@media(min-width:960px){.sticky{display:none}}

/* ---------- Sheet / modal ---------- */
.ovl{position:fixed;inset:0;z-index:100;background:rgba(14,27,34,.45);backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px);display:grid;align-items:end;justify-items:center;padding:0;visibility:hidden;opacity:0;pointer-events:none;transition:opacity .2s,visibility 0s .2s}
.ovl.show{opacity:1;pointer-events:auto;visibility:visible}
.sheet{width:100%;max-width:560px;max-height:min(92vh,860px);overflow:auto;background:var(--surface);border-radius:var(--r-lg) var(--r-lg) 0 0;padding:14px var(--pad) calc(22px + env(safe-area-inset-bottom));transform:translateY(20px);transition:transform .25s;-webkit-overflow-scrolling:touch}
.ovl.show .sheet{transform:none}
@media(min-width:640px){.ovl{align-items:center;padding:24px}.sheet{border-radius:var(--r-lg);padding:26px 28px 28px}}
.sheet .grab{width:44px;height:4px;border-radius:2px;background:var(--line2);margin:0 auto 14px}
@media(min-width:640px){.sheet .grab{display:none}}
.sheet-head{display:flex;justify-content:space-between;align-items:flex-start;gap:14px;margin-bottom:14px}
.sheet-head h3{font-size:21px}
.sheet-head p{color:var(--muted);font-size:14.5px;margin-top:4px}
.x{width:40px;height:40px;border-radius:50%;background:var(--bg);display:grid;place-items:center;color:var(--muted);flex:none}
.x:hover{background:var(--bg2);color:var(--ink)}
.sum-box{background:var(--bg);border-radius:var(--r);padding:12px 14px;font-size:14px;color:var(--ink2);display:flex;justify-content:space-between;gap:12px;align-items:center;margin-bottom:16px}
.sum-box b{font-family:var(--display);font-weight:400;font-size:22px;letter-spacing:-.02em;white-space:nowrap}
.sum-box small{display:block;color:var(--muted);font-size:13px;line-height:1.35}
.form{display:grid;gap:14px}
.form .fld input{font-size:17px;font-weight:500;padding:0 14px}
.seg{display:grid;grid-template-columns:repeat(4,1fr);gap:6px;background:var(--bg);padding:4px;border-radius:var(--r)}
.seg button{min-height:40px;border-radius:10px;font-weight:600;font-size:14px;color:var(--muted);transition:background .15s,color .15s}
.seg button[aria-pressed="true"]{background:var(--surface);color:var(--ink);box-shadow:0 1px 3px rgba(14,27,34,.12)}
@media(max-width:400px){.seg{grid-template-columns:repeat(2,1fr)}}
.consent{display:flex;gap:10px;align-items:flex-start;font-size:13px;color:var(--muted);line-height:1.45}
.consent input{margin:3px 0 0;width:18px;height:18px;flex:none;accent-color:var(--acc)}
.consent a{color:var(--acc)}
.hp{position:absolute;left:-9999px;opacity:0;height:0;width:0}
.done{display:grid;gap:14px;justify-items:center;text-align:center;padding:14px 0 4px}
.done .ok-ico{width:56px;height:56px;border-radius:50%;background:var(--ok-soft);color:var(--ok);display:grid;place-items:center}
.done h3{font-size:22px}
.done p{color:var(--muted);max-width:36ch}
.alert{background:var(--err-soft);color:var(--err);border-radius:var(--r);padding:10px 14px;font-size:14px}

/* ---------- Agent chat ---------- */
.fab{position:fixed;right:16px;bottom:calc(var(--sticky-h) + 12px);z-index:60;display:inline-flex;align-items:center;gap:10px;min-height:50px;padding:0 18px 0 14px;border-radius:var(--r-pill);background:var(--ink);color:#fff;font-weight:600;font-size:15px;box-shadow:0 12px 30px -10px rgba(14,27,34,.5);transition:transform .15s}
.fab:hover{transform:translateY(-1px)}
.fab .pulse{width:9px;height:9px;border-radius:50%;background:#5ad19a;box-shadow:0 0 0 0 rgba(90,209,154,.6);animation:pulse 2.2s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(90,209,154,.55)}70%{box-shadow:0 0 0 9px rgba(90,209,154,0)}100%{box-shadow:0 0 0 0 rgba(90,209,154,0)}}
@media(min-width:960px){.fab{bottom:24px;right:24px}}
.chat{position:fixed;z-index:110;inset:auto 0 0 0;height:min(88vh,720px);background:var(--surface);border-radius:var(--r-lg) var(--r-lg) 0 0;box-shadow:var(--shadow-lg);display:grid;grid-template-rows:auto 1fr auto;visibility:hidden;transform:translateY(105%);transition:transform .28s,visibility 0s .28s}
.chat.show{transform:none;visibility:visible;transition:transform .28s}
@media(min-width:640px){.chat{inset:auto 24px 24px auto;width:400px;height:min(78vh,680px);border-radius:var(--r-lg)}}
.chat-head{display:flex;align-items:center;gap:12px;padding:14px 16px;border-bottom:1px solid var(--line)}
.chat-head .av{width:38px;height:38px;border-radius:50%;background:linear-gradient(160deg,#dfeef3,#c9dde5);display:grid;place-items:center;color:var(--acc);flex:none}
.chat-head b{display:block;font-weight:600;font-size:15px}
.chat-head small{color:var(--muted);font-size:12.5px}
.chat-head .x{margin-left:auto}
.msgs{overflow:auto;padding:16px;display:grid;gap:10px;align-content:start;scroll-behavior:smooth}
.msg{max-width:86%;padding:10px 14px;border-radius:16px;font-size:15px;line-height:1.45;white-space:pre-wrap;word-wrap:break-word}
.msg.bot{background:var(--bg);border-bottom-left-radius:6px;justify-self:start}
.msg.me{background:var(--acc);color:#fff;border-bottom-right-radius:6px;justify-self:end}
.msg.sys{background:transparent;color:var(--dim);font-size:12.5px;justify-self:center;text-align:center;padding:2px 8px}
.msg.card-p{background:var(--surface);border:1px solid var(--line2);max-width:92%;display:grid;gap:2px}
.msg.card-p small{color:var(--muted);font-size:12.5px;line-height:1.35}
.msg.card-p b{font-family:var(--display);font-weight:400;font-size:26px;letter-spacing:-.02em;line-height:1.15;color:var(--ink)}
.msg.card-p span{color:var(--dim);font-size:12.5px}
.msg .card-q{margin-top:8px;display:grid;gap:6px}
.msg .card-q button{text-align:left;border:1px solid var(--line2);border-radius:10px;padding:8px 10px;background:var(--surface);font-size:14px;font-weight:500}
.msg .card-q button:hover{border-color:var(--acc)}
.typing{display:inline-flex;gap:4px;padding:6px 0}
.typing i{width:6px;height:6px;border-radius:50%;background:var(--dim);animation:blink 1.2s infinite}
.typing i:nth-child(2){animation-delay:.2s}.typing i:nth-child(3){animation-delay:.4s}
@keyframes blink{0%,80%,100%{opacity:.25}40%{opacity:1}}
.chat-in{display:flex;gap:8px;padding:12px 12px calc(12px + env(safe-area-inset-bottom));border-top:1px solid var(--line)}
.chat-in textarea{flex:1;resize:none;min-height:46px;max-height:120px;border:1.5px solid var(--line2);border-radius:14px;padding:12px 14px;font-size:15px;line-height:1.35;background:var(--surface)}
.chat-in textarea:focus{outline:none;border-color:var(--acc)}
.chat-in button{width:46px;height:46px;border-radius:50%;background:var(--acc);color:#fff;display:grid;place-items:center;flex:none}
.chat-in button[disabled]{opacity:.5}

/* ---------- Lightbox ---------- */
.lb{position:fixed;inset:0;z-index:120;background:rgba(10,18,22,.92);display:grid;place-items:center;padding:16px;visibility:hidden;opacity:0;pointer-events:none;transition:opacity .2s,visibility 0s .2s}
.lb.show{opacity:1;pointer-events:auto;visibility:visible}
.lb img{max-width:100%;max-height:86vh;border-radius:12px;box-shadow:0 30px 80px rgba(0,0,0,.6)}
.lb .cap{position:absolute;left:0;right:0;bottom:22px;text-align:center;color:#fff;font-size:14px;opacity:.85}
.lb .x{position:absolute;top:14px;right:14px;background:rgba(255,255,255,.12);color:#fff}
.lb .nav{position:absolute;top:50%;transform:translateY(-50%);width:46px;height:46px;border-radius:50%;background:rgba(255,255,255,.12);color:#fff;display:grid;place-items:center}
.lb .prev{left:12px}.lb .next{right:12px}