/* ============================================================
   Стоматология «Тынч» — премиум-версия
   Все цвета живут в :root. Тёмная тема — ниже в том же блоке.
   ============================================================ */

:root{
  --ink:#0e2e2c;
  --ink-2:#1a4744;
  --body:#35514e;
  --muted:#6c8481;
  --bg:#eef2ef;
  --surface:#fbfcfb;
  --surface-2:#e4ebe7;
  --line:#d3ded9;
  --line-soft:#e2eae6;
  --copper:#a75f36;
  --copper-soft:#f2e5dc;
  --wa:#1faa53;
  --wa-d:#17843f;
  --wa-ink:#ffffff;

  --disp:"Spectral",Georgia,"Times New Roman",serif;
  --sans:"Manrope",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;

  --shell:1180px;
  --r:4px;
  --sh-s:0 1px 2px rgba(14,46,44,.06);
  --sh-m:0 2px 6px rgba(14,46,44,.05),0 12px 32px -16px rgba(14,46,44,.22);
  --sh-l:0 4px 12px rgba(14,46,44,.06),0 32px 64px -32px rgba(14,46,44,.3);
}

@media (prefers-color-scheme:dark){
  :root:not([data-theme="light"]){
    --ink:#e9f2ef;
    --ink-2:#cbdfda;
    --body:#aec4bf;
    --muted:#7d9791;
    --bg:#091715;
    --surface:#0e2321;
    --surface-2:#142c29;
    --line:#1d3733;
    --line-soft:#16302c;
    --copper:#d99a70;
    --copper-soft:#2a1c14;
    --wa:#2fbe62;
    --wa-d:#26a453;
    --wa-ink:#04170c;
    --sh-s:0 1px 2px rgba(0,0,0,.5);
    --sh-m:0 2px 6px rgba(0,0,0,.4),0 12px 32px -16px rgba(0,0,0,.8);
    --sh-l:0 4px 12px rgba(0,0,0,.5),0 32px 64px -32px rgba(0,0,0,.9);
  }
}
:root[data-theme="dark"]{
  --ink:#e9f2ef; --ink-2:#cbdfda; --body:#aec4bf; --muted:#7d9791;
  --bg:#091715; --surface:#0e2321; --surface-2:#142c29;
  --line:#1d3733; --line-soft:#16302c;
  --copper:#d99a70; --copper-soft:#2a1c14;
  --wa:#2fbe62; --wa-d:#26a453; --wa-ink:#04170c;
  --sh-s:0 1px 2px rgba(0,0,0,.5);
  --sh-m:0 2px 6px rgba(0,0,0,.4),0 12px 32px -16px rgba(0,0,0,.8);
  --sh-l:0 4px 12px rgba(0,0,0,.5),0 32px 64px -32px rgba(0,0,0,.9);
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:96px}

body{
  background:var(--bg);
  color:var(--body);
  font-family:var(--sans);
  font-size:17px;
  line-height:1.65;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  padding-bottom:72px;
}

img{max-width:100%;height:auto;display:block}

h1,h2,h3{
  font-family:var(--disp);
  color:var(--ink);
  font-weight:600;
  line-height:1.14;
  letter-spacing:-.015em;
  text-wrap:balance;
}
h1{font-size:clamp(2.2rem,6.2vw,4.1rem);font-weight:400}
h1 em{font-style:italic;font-weight:300;color:var(--copper)}
h2{font-size:clamp(1.65rem,4.2vw,2.7rem);font-weight:400}
h3{font-size:1.14rem;font-family:var(--sans);font-weight:700;letter-spacing:-.005em;line-height:1.3}

p{max-width:64ch}
a{color:var(--ink)}

.shell{width:100%;max-width:var(--shell);margin:0 auto;padding:0 22px}
.shell--n{max-width:840px}

.eyebrow{
  font-family:var(--sans);font-size:.74rem;font-weight:700;
  letter-spacing:.19em;text-transform:uppercase;color:var(--copper);
  margin-bottom:16px;
}

.skip{position:absolute;left:-9999px;top:0;background:var(--ink);color:var(--bg);padding:12px 18px;z-index:300}
.skip:focus{left:0}
:focus-visible{outline:2px solid var(--copper);outline-offset:3px;border-radius:2px}

/* ---------- кнопки ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  font-family:var(--sans);font-weight:700;font-size:.95rem;line-height:1;
  padding:14px 24px;border-radius:var(--r);border:1px solid transparent;
  text-decoration:none;cursor:pointer;white-space:nowrap;
  transition:background-color .2s ease,border-color .2s ease,color .2s ease,transform .12s ease,box-shadow .2s ease;
}
.btn:active{transform:translateY(1px)}
.btn--lg{padding:18px 30px;font-size:1rem}
.btn--full{width:100%}

.btn--wa{background:var(--wa);color:var(--wa-ink);box-shadow:var(--sh-s)}
.btn--wa:hover{background:var(--wa-d);box-shadow:var(--sh-m)}

.btn--gh{background:transparent;color:var(--ink);border-color:var(--line)}
.btn--gh:hover{border-color:var(--ink);background:var(--surface)}

.btn--lt{background:var(--bg);color:var(--ink)}
.btn--lt:hover{background:var(--surface)}

.wa-i{width:19px;height:19px;fill:currentColor;flex:none}

/* ---------- шапка ---------- */
.hd{
  position:sticky;top:0;z-index:100;
  background:color-mix(in srgb,var(--bg) 88%,transparent);
  backdrop-filter:saturate(1.4) blur(14px);
  -webkit-backdrop-filter:saturate(1.4) blur(14px);
  border-bottom:1px solid transparent;
  transition:border-color .25s ease,box-shadow .25s ease;
}
.hd.stuck{border-bottom-color:var(--line);box-shadow:var(--sh-s)}
.hd__in{display:flex;align-items:center;gap:20px;min-height:74px}

.mark{display:flex;align-items:center;gap:11px;text-decoration:none;flex:none}
.mark svg{width:30px;height:30px;fill:var(--ink);flex:none}
.mark__t{
  font-family:var(--disp);font-size:1.32rem;font-weight:600;color:var(--ink);
  line-height:1;display:flex;flex-direction:column;gap:3px;letter-spacing:-.01em;
}
.mark__t em{
  font-family:var(--sans);font-style:normal;font-size:.6rem;font-weight:600;
  letter-spacing:.17em;text-transform:uppercase;color:var(--muted);
}

.nav{display:none;gap:26px;margin-left:auto}
.nav a{
  position:relative;text-decoration:none;color:var(--body);
  font-size:.9rem;font-weight:600;padding:4px 0;
}
.nav a::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:1px;
  background:var(--copper);transform:scaleX(0);transform-origin:left;
  transition:transform .28s cubic-bezier(.4,0,.2,1);
}
.nav a:hover{color:var(--ink)}
.nav a:hover::after{transform:scaleX(1)}

.hd__r{display:flex;align-items:center;gap:10px;margin-left:auto}
.nav + .hd__r{margin-left:24px}

.lng{display:inline-flex;border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
.lng button{
  border:0;background:transparent;color:var(--muted);cursor:pointer;
  font-family:var(--sans);font-size:.74rem;font-weight:700;letter-spacing:.06em;
  padding:8px 11px;transition:background-color .2s,color .2s;
}
.lng button:hover{color:var(--ink)}
.lng button.on{background:var(--ink);color:var(--bg)}

.hd__r .btn--wa{display:none}

.brg{
  display:inline-flex;flex-direction:column;justify-content:center;gap:6px;
  width:44px;height:44px;border:1px solid var(--line);border-radius:var(--r);
  background:transparent;cursor:pointer;
}
.brg span{display:block;width:19px;height:1.5px;background:var(--ink);margin:0 auto;transition:transform .25s,opacity .25s}
.brg[aria-expanded="true"] span:nth-child(1){transform:translateY(3.75px) rotate(45deg)}
.brg[aria-expanded="true"] span:nth-child(2){transform:translateY(-3.75px) rotate(-45deg)}

.nav.open{
  display:flex;flex-direction:column;gap:0;
  position:absolute;top:100%;left:0;right:0;
  background:var(--bg);border-bottom:1px solid var(--line);
  padding:6px 22px 18px;box-shadow:var(--sh-m);margin-left:0;
}
.nav.open a{padding:14px 0;border-bottom:1px solid var(--line-soft);font-size:1rem}
.nav.open a:last-child{border-bottom:0}
.nav.open a::after{display:none}

/* ---------- hero ---------- */
.hero{padding:44px 0 0;overflow:hidden}
.hero__in{display:grid;gap:34px;align-items:center}

.kick{
  display:inline-flex;align-items:center;gap:9px;
  font-size:.78rem;font-weight:700;letter-spacing:.15em;text-transform:uppercase;
  color:var(--muted);margin-bottom:22px;
}
.kick i{width:22px;height:1px;background:var(--copper);display:block;flex:none}

.hero h1{margin-bottom:22px}
.lede{font-size:clamp(1.02rem,2.2vw,1.16rem);color:var(--body);margin-bottom:30px;max-width:46ch}
.hero__act{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:20px}
.hero__note{font-size:.88rem;color:var(--muted)}
.hero__note b{color:var(--ink);font-weight:700}

.hero__img{position:relative}
.hero__img img{
  width:100%;border-radius:var(--r);box-shadow:var(--sh-l);
  background:var(--surface-2);
}
.hero__img figcaption{
  position:absolute;left:14px;bottom:14px;
  background:color-mix(in srgb,var(--bg) 92%,transparent);
  color:var(--muted);font-size:.7rem;font-weight:600;
  padding:5px 10px;border-radius:2px;letter-spacing:.02em;
}

.facts{
  display:grid;grid-template-columns:1fr 1fr;gap:0;
  margin-top:56px;border-top:1px solid var(--line);
}
.facts > div{
  padding:24px 0 24px 0;border-bottom:1px solid var(--line);
}
.facts > div:nth-child(odd){padding-right:18px;border-right:1px solid var(--line)}
.facts > div:nth-child(even){padding-left:22px}
.facts dt{
  font-family:var(--disp);font-size:clamp(1.5rem,4vw,2rem);font-weight:400;
  color:var(--ink);line-height:1;margin-bottom:7px;font-variant-numeric:tabular-nums;
}
.facts dd{font-size:.85rem;color:var(--muted);line-height:1.45}

/* ---------- секции ---------- */
.sec{padding:76px 0}
.sec--tint{background:var(--surface)}
.sec--dark{background:var(--ink);color:var(--bg)}
.sec--dark h2,.sec--dark h3{color:var(--bg)}
.sec--dark .eyebrow{color:var(--copper)}
.sec--dark .sh__p{color:color-mix(in srgb,var(--bg) 72%,transparent)}

.sh{margin-bottom:44px;max-width:36em}
.sh--c{margin-left:auto;margin-right:auto;text-align:center}
.sh--c .kick,.sh--c .sh__p{margin-left:auto;margin-right:auto}
.sh h2{margin-bottom:16px}
.sh__p{color:var(--muted);font-size:1rem}

/* ---------- прайс: список-меню ---------- */
.price{list-style:none;border-top:1px solid var(--line)}
.price li{
  display:grid;grid-template-columns:1fr;gap:6px;
  padding:24px 0;border-bottom:1px solid var(--line);
  transition:background-color .25s ease;
}
.price li:hover{background:var(--surface)}
.price__l h3{margin-bottom:5px;display:flex;align-items:center;gap:9px;flex-wrap:wrap}
.price__l p{font-size:.92rem;color:var(--muted);max-width:52ch}
.tag{
  font-family:var(--sans);font-size:.63rem;font-weight:700;letter-spacing:.1em;
  text-transform:uppercase;color:var(--copper);background:var(--copper-soft);
  padding:3px 7px;border-radius:2px;
}
.dots{display:none}
.price__r{display:flex;align-items:baseline;gap:16px}
.price__r b{
  font-family:var(--disp);font-size:1.4rem;font-weight:400;color:var(--ink);
  white-space:nowrap;font-variant-numeric:tabular-nums;letter-spacing:-.01em;
}
.price__r b i{font-style:normal;font-size:.82rem;color:var(--muted);font-family:var(--sans);font-weight:600}
.mini{
  font-size:.82rem;font-weight:700;color:var(--wa-d);text-decoration:none;
  border-bottom:1px solid color-mix(in srgb,var(--wa-d) 35%,transparent);
  transition:border-color .2s;
}
.mini:hover{border-bottom-color:var(--wa-d)}

/* ---------- 4 колонки (тёмная секция) ---------- */
.cols{display:grid;gap:34px}
.cols article p{color:color-mix(in srgb,var(--bg) 66%,transparent);font-size:.94rem}
.cols h3{margin-bottom:9px}
.ico{
  width:34px;height:34px;margin-bottom:16px;
  fill:none;stroke:var(--copper);stroke-width:1.4;
  stroke-linecap:round;stroke-linejoin:round;
}

/* ---------- врачи ---------- */
.docs{display:grid;gap:22px}
.doc{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;box-shadow:var(--sh-s);transition:box-shadow .3s ease,transform .3s ease}
.doc:hover{box-shadow:var(--sh-m);transform:translateY(-2px)}
.doc img{width:100%;background:var(--surface-2)}
.doc figcaption{padding:20px 22px 24px}
.doc h3{margin-bottom:3px}
.doc__r{font-size:.79rem;font-weight:700;letter-spacing:.09em;text-transform:uppercase;color:var(--copper);margin-bottom:11px}
.doc__d{font-size:.91rem;color:var(--muted)}

.note{
  margin-top:24px;font-size:.85rem;color:var(--muted);
  padding-left:14px;border-left:2px solid var(--line);
}
.note--warn{
  margin-top:0;margin-bottom:30px;color:var(--copper);
  border-left-color:var(--copper);
}

/* ---------- этапы ---------- */
.road{list-style:none;position:relative;display:grid;gap:0}
.road li{
  display:grid;grid-template-columns:auto 1fr;gap:20px;
  padding:26px 0;border-bottom:1px solid var(--line);position:relative;
}
.road li:first-child{border-top:1px solid var(--line)}
.road__n{
  font-family:var(--disp);font-size:1.05rem;color:var(--copper);
  width:38px;height:38px;border:1px solid var(--line);border-radius:50%;
  display:grid;place-items:center;flex:none;background:var(--bg);
}
.road h3{margin-bottom:6px}
.road p{font-size:.94rem;color:var(--muted);margin-bottom:8px}
.road__t{
  font-size:.72rem;font-weight:700;letter-spacing:.09em;text-transform:uppercase;
  color:var(--muted);background:var(--surface-2);padding:4px 9px;border-radius:2px;
}

/* ---------- отзывы ---------- */
.quotes{display:grid;gap:26px}
.quotes figure{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r);padding:30px 28px;display:flex;flex-direction:column;
}
.quotes blockquote{
  font-family:var(--disp);font-size:1.12rem;line-height:1.55;color:var(--ink);
  font-weight:300;margin-bottom:20px;flex:1;position:relative;
}
.quotes blockquote::before{
  content:"«";font-family:var(--disp);font-size:2.6rem;color:var(--copper);
  line-height:0;position:absolute;left:-14px;top:12px;opacity:.5;
}
.quotes figcaption{display:flex;flex-direction:column;gap:1px;padding-top:16px;border-top:1px solid var(--line)}
.quotes figcaption b{font-size:.86rem;color:var(--ink);font-weight:700}
.quotes figcaption span{font-size:.76rem;color:var(--muted)}

/* ---------- FAQ ---------- */
.faq{border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{
  list-style:none;cursor:pointer;padding:22px 42px 22px 0;position:relative;
  font-family:var(--sans);font-weight:600;font-size:1.02rem;color:var(--ink);
  transition:color .2s;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary:hover{color:var(--copper)}
.faq summary::after,.faq summary::before{
  content:"";position:absolute;right:8px;top:50%;background:var(--copper);
  transition:transform .3s cubic-bezier(.4,0,.2,1);
}
.faq summary::after{width:13px;height:1.5px;margin-top:-.75px}
.faq summary::before{width:1.5px;height:13px;margin-top:-6.5px;margin-right:5.75px}
.faq details[open] summary::before{transform:rotate(90deg)}
.faq div{padding:0 0 24px}
.faq div p{color:var(--muted);font-size:.97rem}

/* ---------- контакты ---------- */
.cnt{display:grid;gap:36px;align-items:start}

.info{border-top:1px solid var(--line)}
.info > div{padding:20px 0;border-bottom:1px solid var(--line);display:grid;gap:5px}
.info dt{
  font-size:.72rem;font-weight:700;letter-spacing:.13em;text-transform:uppercase;
  color:var(--muted);
}
.info dd{font-size:1.02rem;color:var(--ink);line-height:1.5}
.info dd a{color:var(--ink);text-decoration:none;border-bottom:1px solid var(--line)}
.info dd a:hover{border-bottom-color:var(--copper)}
.info .off{color:var(--muted);font-size:.9rem}

.cnt__btns{display:flex;flex-direction:column;gap:10px;margin-top:26px}

.frm{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r);padding:30px 26px;box-shadow:var(--sh-m);
}
.frm h3{font-size:1.25rem;font-family:var(--disp);font-weight:600;margin-bottom:6px}
.frm__h{font-size:.89rem;color:var(--muted);margin-bottom:24px}
.frm label{display:block;margin-bottom:18px}
.frm label span{
  display:block;font-size:.76rem;font-weight:700;letter-spacing:.11em;
  text-transform:uppercase;color:var(--muted);margin-bottom:8px;
}
.frm label span i{font-style:normal;letter-spacing:.04em;text-transform:none;font-weight:500;opacity:.75}
.frm input,.frm textarea{
  width:100%;font:inherit;font-size:1rem;color:var(--ink);
  background:var(--bg);border:1px solid var(--line);border-radius:var(--r);
  padding:13px 15px;transition:border-color .2s,box-shadow .2s;
}
.frm input:focus,.frm textarea:focus{
  outline:none;border-color:var(--copper);
  box-shadow:0 0 0 3px var(--copper-soft);
}
.frm input.bad,.frm textarea.bad{border-color:#c0392b;box-shadow:0 0 0 3px rgba(192,57,43,.12)}
.frm__s{margin-top:14px;font-size:.92rem;font-weight:600;min-height:1.3em}
.frm__s.ok{color:var(--wa-d)}
.frm__s.err{color:#c0392b}
.frm__p{margin-top:14px;font-size:.75rem;color:var(--muted)}

/* ---------- финал ---------- */
.fin{background:var(--ink);color:var(--bg);padding:82px 0;text-align:center}
.fin h2{color:var(--bg);margin-bottom:14px}
.fin .eyebrow{color:var(--copper)}
.fin p{color:color-mix(in srgb,var(--bg) 70%,transparent);margin:0 auto 30px;max-width:46ch}
.fin__in{display:flex;flex-direction:column;align-items:center}

/* ---------- подвал ---------- */
.ft{background:var(--ink);color:color-mix(in srgb,var(--bg) 55%,transparent);padding:30px 0;font-size:.85rem;border-top:1px solid color-mix(in srgb,var(--bg) 12%,transparent)}
.ft__in{display:grid;gap:6px}
.ft__m{font-size:.78rem;color:color-mix(in srgb,var(--bg) 38%,transparent)}

/* ---------- нижняя панель на телефоне ---------- */
.bar{
  position:fixed;left:0;right:0;bottom:0;z-index:90;display:flex;gap:9px;
  padding:9px 12px calc(9px + env(safe-area-inset-bottom));
  background:color-mix(in srgb,var(--bg) 94%,transparent);
  backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  border-top:1px solid var(--line);
}
.bar__b{
  flex:1;text-align:center;padding:14px 8px;border-radius:var(--r);
  text-decoration:none;font-weight:700;font-size:.92rem;
  background:var(--surface-2);color:var(--ink);border:1px solid var(--line);
}
.bar__b--wa{background:var(--wa);color:var(--wa-ink);border-color:var(--wa)}

/* ---------- появление при прокрутке ---------- */
.js .rv{opacity:0;transform:translateY(18px)}
.js .rv.in{opacity:1;transform:none;transition:opacity .7s cubic-bezier(.2,.6,.2,1),transform .7s cubic-bezier(.2,.6,.2,1)}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .js .rv{opacity:1;transform:none}
  *{transition-duration:.01ms!important;animation-duration:.01ms!important}
}

/* ============================================================
   Планшет
   ============================================================ */
@media (min-width:640px){
  .facts{grid-template-columns:repeat(4,1fr)}
  .facts > div{padding:26px 20px;border-right:1px solid var(--line)}
  .facts > div:first-child{padding-left:0}
  .facts > div:last-child{border-right:0;padding-right:0}
  .facts > div:nth-child(odd),.facts > div:nth-child(even){padding-left:20px;padding-right:20px}
  .facts > div:first-child{padding-left:0}

  .cols{grid-template-columns:1fr 1fr;gap:38px 32px}
  .docs{grid-template-columns:repeat(3,1fr)}
  .quotes{grid-template-columns:repeat(3,1fr)}
  .road li{grid-template-columns:auto 1fr auto;align-items:start}
  .cnt__btns{flex-direction:row;flex-wrap:wrap}
  .cnt__btns .btn{flex:1;min-width:170px}
}

/* ============================================================
   Десктоп
   ============================================================ */
@media (min-width:900px){
  body{padding-bottom:0}
  .bar{display:none}
  .nav{display:flex}
  .brg{display:none}
  .hd__r .btn--wa{display:inline-flex}

  .sec{padding:104px 0}
  .hero{padding:72px 0 0}
  .hero__in{grid-template-columns:1.02fr .98fr;gap:56px}
  .hero__img{margin-right:-40px}

  .cols{grid-template-columns:repeat(4,1fr);gap:36px 30px}

  /* прайс превращается в меню с точками-выноской */
  .price li{
    grid-template-columns:minmax(0,1fr) auto auto;
    align-items:baseline;gap:18px;padding:26px 14px;
    margin:0 -14px;
  }
  .dots{
    display:block;align-self:baseline;
    border-bottom:1px dotted var(--line);
    transform:translateY(-4px);min-width:40px;
  }
  .price__r{justify-content:flex-end;min-width:210px}

  .cnt{grid-template-columns:1fr 1fr;gap:58px}
  .frm{padding:36px 34px}
}

@media (min-width:1120px){
  .hero__img{margin-right:-70px}
}