.oss-pipes-collection .oss-pipe-request{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.3fr);gap:clamp(24px,4vw,56px);background:var(--card_bg_black,#f7f7f9);border-radius:20px;padding:clamp(24px,4vw,44px);margin-top:56px;scroll-margin-top:110px}
.oss-pipe-request-intro{min-width:0;padding-top:8px}.oss-pipe-request-intro h2{font-size:clamp(27px,2.4vw,38px);line-height:1.15;letter-spacing:-.04em;margin:15px 0 20px;max-width:360px;text-wrap:balance;color:var(--basic_text_black,#222)}
.oss-pipe-request-intro>p{font-size:15px;line-height:1.7;color:var(--basic_text_black,#555);max-width:380px}
.oss-pipe-request-selection{border-left:3px solid var(--theme-base-color,#e52b2b);margin:30px 0;padding:0 0 0 18px;font-size:13px;line-height:1.7;overflow-wrap:anywhere}.oss-pipe-request-selection strong{display:block;margin-bottom:10px;font-weight:600;color:var(--basic_text_black,#222)}.oss-pipe-request-selection p{margin:0 0 12px;color:var(--basic_text_black,#555)}.oss-pipe-request-selection a,.oss-pipe-request-contact{color:var(--theme-base-color,#e52b2b);font-size:13px;font-weight:600}.oss-pipe-request-contact{display:inline-flex;gap:16px;overflow-wrap:anywhere}
.oss-pipe-request-form{min-width:0;background:var(--black_bg_black,#fff);padding:clamp(20px,3vw,32px);border-radius:14px}.oss-pipe-request-fields{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px 16px}.oss-pipe-request-field{min-width:0}.oss-pipe-request-field--wide{grid-column:1/-1}.oss-pipe-request-field>label{display:block;font-weight:600;font-size:13px;line-height:1.4;margin-bottom:9px;color:var(--basic_text_black,#333)}.oss-pipe-request-field>label span{color:var(--theme-base-color,#e52b2b)}
.oss-pipe-request-field input:not([type=hidden]),.oss-pipe-request-field textarea{width:100%;min-height:48px;display:block;border:1px solid var(--stroke_black,#e2e2e8);border-radius:7px;background:var(--card_bg_black,#f7f7f9);padding:12px;color:var(--basic_text_black,#333);font-family:inherit;font-size:14px;outline:none;box-sizing:border-box}.oss-pipe-request-field textarea{min-height:112px;resize:vertical}.oss-pipe-request-field input:focus,.oss-pipe-request-field textarea:focus{border-color:var(--theme-base-color,#e52b2b);box-shadow:0 0 0 3px #e52b2b16}.oss-pipe-request-field input::placeholder,.oss-pipe-request-field textarea::placeholder{font-size:12px;color:#87878f}
.oss-pipe-upload{position:relative;border:1px dashed var(--stroke_black,#c9c9d1);border-radius:8px;padding:18px 14px;display:flex;align-items:center;gap:16px;min-width:0}.oss-pipe-upload-button{border:0;font-family:inherit;display:inline-flex;gap:16px;align-items:center;background:var(--basic_text_black,#292d33);color:var(--black_bg_black,#fff);font-size:12px;padding:10px 13px;border-radius:5px;cursor:pointer;flex:none;margin:0}.oss-pipe-upload:focus-within{outline:2px solid var(--theme-base-color,#e52b2b);outline-offset:3px}.oss-pipe-upload-input{position:absolute;left:14px;top:18px;width:1px;height:1px;overflow:hidden;opacity:0}.oss-pipe-upload-name,#oss-pipe-upload-name{font-size:12px;line-height:1.5;overflow-wrap:anywhere;min-width:0;color:var(--basic_text_black,#666)}.oss-pipe-request-field small{display:block;color:#87878f;font-size:11px;line-height:1.5;margin-top:9px}
.oss-pipe-request-consent{margin:22px 0;font-size:11px;line-height:1.7;color:var(--basic_text_black,#666)}.oss-pipe-request-consent label{display:flex;align-items:flex-start;gap:10px;margin:0;cursor:pointer}.oss-pipe-request-consent input{appearance:auto!important;-webkit-appearance:checkbox!important;opacity:1!important;position:static!important;width:18px!important;height:18px!important;margin:3px 0 0!important;flex:none;accent-color:var(--theme-base-color,#e52b2b)}.oss-pipe-request-consent a{color:inherit;text-decoration:underline}
.oss-pipe-request-submit{width:100%;min-height:52px;display:flex;align-items:center;justify-content:space-between;gap:16px;font-size:14px;font-weight:600;border-radius:7px;white-space:normal}.oss-pipe-request-submit span{font-size:22px}.oss-pipe-request-submit.is-sending{pointer-events:none;opacity:.7}.oss-pipe-request-note{font-size:11px;line-height:1.5;color:#87878f;margin:12px 0 0}
.oss-pipe-request-error,.oss-pipe-upload-error{background:#fff0f0;border:1px solid #e52b2b;color:#9b2222;padding:14px;border-radius:7px;font-size:13px;margin:0 0 20px}.oss-pipe-upload-error{margin:10px 0 0}.oss-pipe-request-trap{position:absolute;left:-10000px;width:1px;height:1px;overflow:hidden}.oss-pipe-request-success{padding:36px 0;text-align:center}.oss-pipe-request-success>span{display:inline-grid;place-items:center;width:60px;height:60px;border-radius:50%;background:#e4f1e9;color:#287348;font-size:28px;margin-bottom:20px}.oss-pipe-request-success h3{font-size:25px;line-height:1.3}.oss-pipe-request-success p{font-size:14px;line-height:1.7}
.oss-pipe-request a:focus-visible,.oss-pipe-request button:focus-visible{outline:2px solid var(--theme-base-color,#e52b2b);outline-offset:3px}
@media(max-width:900px){.oss-pipes-collection .oss-pipe-request{grid-template-columns:1fr;gap:24px}.oss-pipe-request-intro>p,.oss-pipe-request-intro h2{max-width:640px}.oss-pipe-request-selection{margin:22px 0}.oss-pipe-request-intro{padding-top:0}}
@media(max-width:600px){.oss-pipes-collection .oss-pipe-request{padding:24px 16px;margin-top:36px;border-radius:14px;scroll-margin-top:88px}.oss-pipe-request-form{padding:22px 16px}.oss-pipe-request-fields{grid-template-columns:1fr;gap:18px}.oss-pipe-request-field input:not([type=hidden]),.oss-pipe-request-field textarea{font-size:16px}.oss-pipe-upload{flex-direction:column;align-items:flex-start;gap:12px}.oss-pipe-request-intro h2{font-size:29px}}

/* Dedicated pipe enquiry design; native Bitrix controls and handlers retained. */
.oss-pipes-collection .oss-pipe-request--studio{grid-template-columns:minmax(0,.85fr) minmax(0,1.35fr);gap:0;padding:0;border:1px solid var(--stroke_black,#e5e7eb);border-radius:24px;background:var(--card_bg,#fff);overflow:hidden;box-shadow:0 16px 48px rgba(27,34,41,.05);isolation:isolate}
.oss-pipe-request--studio .oss-pipe-request-intro{position:relative;padding:36px 30px 40px;background:linear-gradient(180deg,rgba(16,23,29,.97) 0%,rgba(16,23,29,.96) 48%,rgba(16,23,29,.65) 100%),url('/upload/oss/pipes/pipes-hero-20261009.webp') center bottom/auto 100% no-repeat,#10171d;color:#fff;display:flex;flex-direction:column}
.oss-pipe-request--studio .oss-pipe-step{color:#ff7375;letter-spacing:.12em}
.oss-pipe-request--studio .oss-pipe-request-intro h2{color:#fff;font-size:clamp(30px,2.8vw,44px);line-height:1.12;letter-spacing:-.04em;margin:20px 0;max-width:none;text-wrap:balance}
.oss-pipe-request--studio .oss-pipe-request-intro>p{color:#c5cbd1;font-size:14px;line-height:1.7;max-width:370px;margin-bottom:0}
.oss-pipe-request-services{display:flex;flex-wrap:wrap;gap:7px;margin:22px 0 0}.oss-pipe-request-services span{display:inline-flex;padding:7px 10px;border:1px solid #ffffff28;background:#ffffff08;border-radius:6px;font-size:11px;color:#e4e8eb}
.oss-pipe-request--studio .oss-pipe-request-selection{margin:28px 0;padding:17px 18px;border:1px solid #ffffff24;border-left:3px solid #ef3538;border-radius:0 10px 10px 0;background:#ffffff09;font-size:12px;line-height:1.6}
.oss-pipe-request--studio .oss-pipe-request-selection strong{color:#fff;font-size:12px;margin-bottom:8px}.oss-pipe-request--studio .oss-pipe-request-selection p{color:#c5cbd1;margin-bottom:10px}.oss-pipe-request--studio .oss-pipe-request-selection a{color:#ff898b;font-size:12px}.oss-pipe-request--studio .oss-pipe-request-contact{color:#fff;margin-top:auto;font-size:12px;gap:12px;align-self:flex-start;padding-top:22px;border-top:1px solid #ffffff24}
.oss-pipe-request--studio .oss-pipe-request-form{padding:30px;border-radius:0;background:var(--card_bg,#fff)}
.oss-pipe-form-heading{display:flex;gap:13px;align-items:center;margin-bottom:24px}.oss-pipe-form-mark{width:42px;height:42px;border:1px solid #ee373726;color:#e52b2b;background:#ee373708;border-radius:12px;display:grid;place-items:center;font-size:25px;flex:none}.oss-pipe-form-heading h3{font-size:22px;line-height:1.25;letter-spacing:-.02em;margin:0 0 5px;color:var(--white_text_black,#202124)}.oss-pipe-form-heading p{font-size:12px;margin:0;color:var(--light_basic_text_black,#777)}
.oss-pipe-request--studio .oss-pipe-request-fields{gap:17px 14px}.oss-pipe-request--studio .oss-pipe-request-field>label{font-size:12px;margin-bottom:7px;color:var(--white_text_black,#202124)}
.oss-pipe-request--studio .oss-pipe-request-field input:not([type=hidden]),.oss-pipe-request--studio .oss-pipe-request-field textarea{border-radius:10px;min-height:50px;padding:13px 14px;background:var(--darkerblack_bg_black,#f7f8fa);border-color:var(--stroke_black,#e6e8ed);color:var(--white_text_black,#202124);transition:border-color .18s,box-shadow .18s}
.oss-pipe-request--studio .oss-pipe-request-field textarea{min-height:96px}.oss-pipe-request--studio .oss-pipe-request-field input:focus,.oss-pipe-request--studio .oss-pipe-request-field textarea:focus{background:var(--card_bg,#fff);border-color:#e52b2b}
.oss-pipe-request--studio .oss-pipe-upload{border-radius:12px;background:var(--darkerblack_bg_black,#f8f8fa);border-color:var(--stroke_black,#d6d9df);padding:15px;gap:14px;min-height:84px;flex-wrap:wrap}
.oss-pipe-request--studio .oss-pipe-upload-button{padding:0;gap:12px;border-radius:7px;background:transparent;color:var(--white_text_black,#202124);text-align:left;font-size:13px;font-weight:600;min-height:44px;white-space:normal}.oss-pipe-upload-symbol{width:42px;height:42px;border-radius:10px;background:var(--card_bg,#fff);border:1px solid var(--stroke_black,#e5e7eb);display:grid;place-items:center;color:#e52b2b;font-size:24px;flex:none}.oss-pipe-request--studio .oss-pipe-upload-button small{font-weight:400;margin-top:3px;font-size:11px;color:var(--light_basic_text_black,#777)}.oss-pipe-request--studio #oss-pipe-upload-name{margin-left:auto;max-width:100%;font-size:11px;color:var(--light_basic_text_black,#777)}
.oss-pipe-request--studio .oss-pipe-request-consent{margin:18px 0;font-size:11px;line-height:1.6}.oss-pipe-request--studio .oss-pipe-request-submit{border-radius:10px;min-height:54px;padding:14px 20px;background:#e52b2b;border-color:#e52b2b;box-shadow:0 6px 16px #e52b2b1a}.oss-pipe-request--studio .oss-pipe-request-submit:hover{background:#ce2427;border-color:#ce2427}.oss-pipe-request--studio .oss-pipe-request-note{margin-top:10px}
@media(max-width:900px){.oss-pipes-collection .oss-pipe-request--studio{grid-template-columns:1fr}.oss-pipe-request--studio .oss-pipe-request-intro{padding:28px;background-size:cover}.oss-pipe-request--studio .oss-pipe-request-intro h2{font-size:34px}.oss-pipe-request--studio .oss-pipe-request-selection{margin:20px 0}.oss-pipe-request--studio .oss-pipe-request-contact{margin-top:0;padding-top:15px}.oss-pipe-request--studio .oss-pipe-request-form{padding:28px}}
@media(max-width:600px){.oss-pipes-collection .oss-pipe-request--studio{border-radius:18px;padding:0}.oss-pipe-request--studio .oss-pipe-request-intro{padding:24px 20px}.oss-pipe-request--studio .oss-pipe-request-intro h2{font-size:32px;margin:14px 0}.oss-pipe-request--studio .oss-pipe-request-intro>p{font-size:13px}.oss-pipe-request-services{margin-top:16px}.oss-pipe-request--studio .oss-pipe-request-form{padding:24px 18px}.oss-pipe-form-heading h3{font-size:21px}.oss-pipe-request--studio .oss-pipe-request-field input:not([type=hidden]),.oss-pipe-request--studio .oss-pipe-request-field textarea{font-size:16px}.oss-pipe-request--studio .oss-pipe-upload{align-items:flex-start}.oss-pipe-request--studio #oss-pipe-upload-name{margin-left:0}.oss-pipe-request--studio .oss-pipe-request-consent{font-size:11px}}
@media(prefers-reduced-motion:reduce){.oss-pipe-request--studio *{transition:none!important}}

/* Optional contact details stay available without delaying a quote. */
.oss-pipe-request-optional{grid-column:1/-1;min-width:0;border-top:1px solid var(--stroke_black,#e6e8eb);padding-top:12px}
.oss-pipe-request-optional>summary{cursor:pointer;font-size:13px;line-height:1.5;min-height:44px;padding:10px 0;color:var(--basic_text_black,#444)}
.oss-pipe-request-optional[open]>.oss-pipe-request-fields{padding-top:12px}
.oss-pipe-upload-remove{border:0;background:transparent;padding:8px;min-height:44px;color:var(--theme-base-color,#e52b2b);font:inherit;font-size:12px;cursor:pointer}
.oss-pipe-upload-remove[hidden]{display:none!important}
#oss-pipe-request-form{scroll-margin-top:160px}
@media(max-width:600px){#oss-pipe-request-form{scroll-margin-top:160px}}
.oss-pipe-request-optional>summary:focus-visible,.oss-pipe-upload-remove:focus-visible{outline:2px solid var(--theme-base-color,#e52b2b);outline-offset:3px}