/* ============================================================
   STOMATOLOGY — bespoke layout (стоматологическая клиника)
   Tone: чисто и научно. Sky-blue + ice white. Calm trust.
   Hero with doctor · price-list · before/after smiles ·
   doctors · 3D-tour · financing · booking with date-time slots.
   ============================================================ */

body[data-niche="stomatology"] {
  --sky:        #3D8BFF;
  --sky-deep:   #1F66D5;
  --sky-soft:   #D7E6FB;
  --ice:        #F7FAFE;
  --paper:      #FFFFFF;
  --frost:      #EAF1F9;
  --char:       #0F1B2C;
  --char-2:     #2A3548;
  --slate:      #4F6072;
  --hairline:   #D4DEEB;
  --mint:       #4CC9A4;

  --surface-page:   var(--ice);
  --surface-card:   var(--paper);
  --surface-soft:   var(--frost);
  --text-primary:   var(--char);
  --text-secondary: var(--slate);
  --border-soft:    var(--hairline);
  --accent:         var(--sky);
  --accent-dark:    var(--sky-deep);

  background: var(--ice); color: var(--char); font-family: var(--font-sans);
}
body[data-niche="stomatology"] h1, body[data-niche="stomatology"] h2, body[data-niche="stomatology"] h3 {
  font-family: var(--font-sans); font-weight: 700; letter-spacing: -0.025em; color: var(--char); line-height: 1.08;
}

/* TOPBAR */
.st-topbar { position: sticky; top: 0; z-index: 30; background: rgba(247,250,254,.92); backdrop-filter: saturate(160%) blur(14px); border-bottom: 1px solid var(--hairline); padding: 14px 0; }
.st-topbar-inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.st-brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 700; font-size: 17px; }
.st-brand-mark { width: 32px; height: 32px; border-radius: 8px; background: linear-gradient(135deg, var(--sky), var(--sky-deep)); color: var(--paper); display: inline-flex; align-items: center; justify-content: center; font-weight: 800; font-size: 16px; }
.st-nav { display: flex; gap: 28px; }
.st-nav a { color: var(--slate); font-size: 14px; font-weight: 500; }
.st-nav a:hover { color: var(--sky); }
.st-cta { display: inline-flex; align-items: center; gap: 8px; padding: 11px 22px; border-radius: 999px; background: var(--sky); color: var(--paper); font-size: 13px; font-weight: 700; transition: background .25s, transform .25s; }
.st-cta:hover { background: var(--sky-deep); transform: translateY(-1px); }
.st-cta.gh { background: transparent; color: var(--sky-deep); border: 1px solid var(--sky-deep); }
@media (max-width: 760px) { .st-nav { display: none; } }

/* HERO */
.st-hero { padding: clamp(60px, 8vw, 96px) 0 clamp(48px, 6vw, 72px); position: relative; overflow: hidden;
  background: radial-gradient(60% 50% at 80% 0%, var(--sky-soft), transparent 60%), var(--ice); }
.st-hero-grid { display: grid; grid-template-columns: 1.1fr 1fr; gap: 56px; align-items: center; }
.st-hero-tag { display: inline-flex; align-items: center; gap: 8px; padding: 6px 14px; border-radius: 999px; background: var(--paper); border: 1px solid var(--hairline); color: var(--sky-deep); font-size: 12px; font-weight: 700; letter-spacing: .04em; text-transform: uppercase; margin-bottom: 24px; }
.st-hero-tag::before { content: ''; width: 6px; height: 6px; border-radius: 50%; background: var(--mint); box-shadow: 0 0 0 4px rgba(76,201,164,.18); animation: st-pulse 1.6s ease-in-out infinite; }
@keyframes st-pulse { 0%,100% { box-shadow: 0 0 0 4px rgba(76,201,164,.18); } 50% { box-shadow: 0 0 0 10px rgba(76,201,164,0); } }
.st-hero h1 { font-size: clamp(40px, 5.6vw, 76px); line-height: 1.04; margin: 0 0 18px; }
.st-hero h1 .accent { color: var(--sky); }
.st-hero-lead { color: var(--slate); font-size: clamp(16px, 1.4vw, 19px); line-height: 1.6; max-width: 50ch; margin: 0 0 28px; }
.st-hero-actions { display: flex; gap: 12px; flex-wrap: wrap; }
.st-hero-trust { margin-top: 32px; padding-top: 24px; border-top: 1px solid var(--hairline); display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.st-hero-trust div b { display: block; font-size: 28px; font-weight: 800; color: var(--sky-deep); margin-bottom: 4px; }
.st-hero-trust div span { color: var(--slate); font-size: 11px; letter-spacing: .12em; text-transform: uppercase; font-weight: 600; }
.st-hero-photo { aspect-ratio: 4/5; background-size: cover; background-position: center; border-radius: 16px; box-shadow: 0 30px 60px -20px rgba(15,27,44,.18); background-color: var(--sky-soft); }
@media (max-width: 900px) { .st-hero-grid { grid-template-columns: 1fr; } .st-hero-trust { grid-template-columns: 1fr 1fr; } }

/* SECTION */
.st-sec { padding: clamp(72px, 9vw, 120px) 0; }
.st-sec-soft { background: var(--frost); }
.st-eye { color: var(--sky); font-size: 12px; letter-spacing: .14em; text-transform: uppercase; font-weight: 700; margin-bottom: 14px; display: inline-block; }
.st-h2 { font-size: clamp(30px, 4vw, 52px); line-height: 1.1; margin: 0 0 14px; }
.st-lead { color: var(--slate); font-size: clamp(15px, 1.2vw, 18px); line-height: 1.6; max-width: 64ch; }

/* PRICELIST table */
.st-prices { background: var(--paper); border: 1px solid var(--hairline); border-radius: 14px; margin-top: 36px; overflow: hidden; }
.st-prices-head { display: grid; grid-template-columns: 1.5fr 1fr 1fr auto; padding: 18px 24px; background: var(--frost); border-bottom: 1px solid var(--hairline); font-size: 11px; letter-spacing: .14em; text-transform: uppercase; color: var(--slate); font-weight: 700; }
.st-price-row { display: grid; grid-template-columns: 1.5fr 1fr 1fr auto; padding: 18px 24px; border-bottom: 1px solid var(--hairline); align-items: center; transition: background .2s; }
.st-price-row:last-child { border-bottom: 0; }
.st-price-row:hover { background: var(--frost); }
.st-price-row .name b { font-weight: 700; font-size: 16px; display: block; margin-bottom: 4px; }
.st-price-row .name span { color: var(--slate); font-size: 13px; }
.st-price-row .duration { color: var(--char-2); font-size: 14px; }
.st-price-row .price { font-weight: 800; font-size: 18px; color: var(--sky-deep); }
.st-price-row .price small { font-style: italic; color: var(--slate); font-weight: 500; font-size: 12px; margin-left: 6px; }
.st-price-row a { color: var(--sky); font-weight: 700; font-size: 13px; padding: 8px 14px; border-radius: 999px; border: 1px solid var(--sky); transition: background .2s, color .2s; }
.st-price-row a:hover { background: var(--sky); color: var(--paper); }
@media (max-width: 800px) { .st-prices-head { display: none; } .st-price-row { grid-template-columns: 1fr; gap: 6px; } }

/* BEFORE/AFTER smiles */
.st-smiles { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 36px; }
.st-smile { background: var(--paper); border: 1px solid var(--hairline); border-radius: 14px; overflow: hidden; }
.st-smile-pair { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: var(--hairline); }
.st-smile-pair > div { aspect-ratio: 1/1; background-size: cover; background-position: center; position: relative; background-color: var(--frost); }
.st-smile-pair > div::before { content: attr(data-label); position: absolute; left: 12px; top: 12px; background: rgba(255,255,255,.92); color: var(--sky-deep); padding: 4px 10px; border-radius: 999px; font-size: 10px; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; }
.st-smile-body { padding: 18px 20px; }
.st-smile-body h4 { margin: 0 0 4px; font-size: 16px; font-weight: 700; }
.st-smile-body p  { margin: 0; color: var(--slate); font-size: 13px; line-height: 1.5; }
.st-smile-meta { margin-top: 12px; display: flex; gap: 14px; padding-top: 12px; border-top: 1px solid var(--hairline); font-size: 11px; color: var(--slate); letter-spacing: .04em; text-transform: uppercase; font-weight: 600; }
.st-smile-meta b { color: var(--sky-deep); font-weight: 800; font-size: 13px; }
@media (max-width: 1000px) { .st-smiles { grid-template-columns: 1fr 1fr; } }
@media (max-width: 600px)  { .st-smiles { grid-template-columns: 1fr; } }

/* DOCTORS */
.st-docs { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-top: 36px; }
.st-doc { background: var(--paper); border: 1px solid var(--hairline); border-radius: 14px; padding: 24px 20px 22px; transition: transform .25s, border-color .25s; }
.st-doc:hover { transform: translateY(-3px); border-color: var(--sky); }
.st-doc-photo { aspect-ratio: 1/1; border-radius: 14px; background-size: cover; background-position: center; margin-bottom: 16px; background-color: var(--frost); }
.st-doc h3 { margin: 0 0 4px; font-size: 17px; }
.st-doc-spec { color: var(--sky-deep); font-size: 11px; letter-spacing: .12em; text-transform: uppercase; font-weight: 700; margin: 0 0 12px; }
.st-doc-bio { color: var(--slate); font-size: 13px; line-height: 1.55; margin: 0 0 12px; }
.st-doc-meta { display: flex; gap: 10px; padding-top: 10px; border-top: 1px solid var(--hairline); }
.st-doc-meta span { font-size: 11px; color: var(--slate); }
.st-doc-meta b { color: var(--sky-deep); font-weight: 800; font-size: 13px; }
@media (max-width: 1000px) { .st-docs { grid-template-columns: 1fr 1fr; } }

/* FINANCING */
.st-fin { background: linear-gradient(135deg, var(--sky), var(--sky-deep)); color: var(--paper); border-radius: 20px; padding: clamp(40px, 5vw, 72px); display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; margin-top: 36px; }
.st-fin h2 { color: var(--paper); }
.st-fin p  { color: rgba(255,255,255,.86); font-size: 16px; line-height: 1.6; }
.st-fin-tabs { display: flex; gap: 8px; margin: 16px 0 24px; flex-wrap: wrap; }
.st-fin-tab { background: rgba(255,255,255,.12); color: var(--paper); border: 0; padding: 10px 18px; border-radius: 999px; cursor: pointer; font: inherit; font-size: 13px; font-weight: 700; letter-spacing: .04em; transition: background .2s; }
.st-fin-tab.active { background: var(--paper); color: var(--sky-deep); }
.st-fin-row { background: rgba(255,255,255,.1); border-radius: 14px; padding: 28px; }
.st-fin-amount { font-size: 12px; letter-spacing: .14em; text-transform: uppercase; opacity: .7; margin-bottom: 8px; font-weight: 700; }
.st-fin-monthly { font-size: clamp(34px, 4vw, 50px); font-weight: 800; line-height: 1; margin-bottom: 16px; }
.st-fin-detail { display: flex; gap: 18px; padding-top: 16px; border-top: 1px solid rgba(255,255,255,.18); flex-wrap: wrap; }
.st-fin-detail div span { display: block; opacity: .6; font-size: 11px; letter-spacing: .14em; text-transform: uppercase; font-weight: 700; }
.st-fin-detail div b { font-size: 17px; font-weight: 700; display: block; margin-top: 2px; }
@media (max-width: 800px) { .st-fin { grid-template-columns: 1fr; } }

/* BOOKING */
.st-book { display: grid; grid-template-columns: 1fr 1fr; gap: 36px; margin-top: 36px; align-items: stretch; }
.st-book-info { background: var(--paper); border: 1px solid var(--hairline); border-radius: 14px; padding: 32px; }
.st-book-info h3 { margin: 0 0 14px; font-size: 22px; }
.st-book-info p  { color: var(--slate); margin: 0 0 16px; font-size: 14px; }
.st-book-info ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 10px; }
.st-book-info li { display: flex; gap: 10px; align-items: flex-start; font-size: 14px; }
.st-book-info li::before { content: '✓'; color: var(--sky); font-weight: 800; }
.st-book-form { background: var(--paper); border: 1px solid var(--hairline); border-radius: 14px; padding: 32px; }
.st-book-form .row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-bottom: 14px; }
.st-book-field label { display: block; font-size: 11px; letter-spacing: .14em; text-transform: uppercase; color: var(--slate); margin-bottom: 6px; font-weight: 700; }
.st-book-field input, .st-book-field select { width: 100%; height: 44px; padding: 0 14px; border: 1px solid var(--hairline); border-radius: 8px; background: var(--paper); font: inherit; font-size: 15px; }
.st-book-field input:focus, .st-book-field select:focus { outline: 0; border-color: var(--sky); box-shadow: 0 0 0 3px rgba(61,139,255,.12); }
.st-book-form button { width: 100%; height: 50px; background: var(--sky); color: var(--paper); border: 0; border-radius: 999px; font: inherit; font-weight: 700; font-size: 14px; letter-spacing: .04em; cursor: pointer; margin-top: 8px; transition: background .2s; }
.st-book-form button:hover { background: var(--sky-deep); }
@media (max-width: 900px) { .st-book { grid-template-columns: 1fr; } }
@media (max-width: 540px) { .st-book-form .row { grid-template-columns: 1fr; } }

/* FAQ */
.st-faq { max-width: 760px; margin: 36px auto 0; }
.st-faq details { background: var(--paper); border: 1px solid var(--hairline); border-radius: 12px; margin-bottom: 8px; padding: 18px 24px; }
.st-faq summary { list-style: none; cursor: pointer; display: flex; justify-content: space-between; gap: 18px; font-weight: 600; font-size: 16px; }
.st-faq summary::-webkit-details-marker { display: none; }
.st-faq summary::after { content: '+'; color: var(--sky); font-size: 22px; transition: transform .25s; }
.st-faq details[open] summary::after { transform: rotate(45deg); }
.st-faq details > div { padding-top: 12px; color: var(--slate); line-height: 1.65; font-size: 15px; }

/* FOOTER */
.st-foot { background: var(--paper); padding: 56px 0 24px; border-top: 1px solid var(--hairline); }
.st-foot-top { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 32px; margin-bottom: 32px; }
.st-foot h5 { color: var(--slate); font-size: 11px; letter-spacing: .14em; text-transform: uppercase; margin: 0 0 14px; font-weight: 700; }
.st-foot a { color: var(--char-2); display: block; padding: 4px 0; font-size: 13px; }
.st-foot a:hover { color: var(--sky); }
.st-foot-brand p { color: var(--slate); font-size: 13px; max-width: 36ch; margin: 12px 0 0; line-height: 1.6; }
.st-foot-bot { padding-top: 20px; border-top: 1px solid var(--hairline); display: flex; justify-content: space-between; flex-wrap: wrap; gap: 14px; color: var(--slate); font-size: 12px; }
@media (max-width: 800px) { .st-foot-top { grid-template-columns: 1fr 1fr; } }

body[data-niche="stomatology"] .reveal { opacity: 0; transform: translateY(14px); transition: opacity 600ms var(--ease-smooth), transform 600ms var(--ease-smooth); }
body[data-niche="stomatology"] .reveal.in { opacity: 1; transform: none; }