:root{--bg:#f5f2ed;--w:#fff;--b:#075cae;--bd:#064d91;--l:#e1e0dd;--t:#252a30;--m:#858e97;--shadow:0 4px 16px rgba(35,45,55,.09)}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--t);font:14px "Segoe UI",Arial,sans-serif}
a{color:var(--b);text-decoration:none}
.topbar{height:62px;background:#fff;border-bottom:1px solid #eee;display:flex;align-items:center;padding:0 28px;gap:32px}
.brand{font-size:18px;font-weight:800;color:var(--b)}
nav a{color:#8b949d;font-weight:600}nav a.active{color:var(--t)}
.user{margin-left:auto;color:#707983}
.page{padding:18px 3vw 30px;max-width:1500px;margin:auto}
.project-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}
.eyebrow{font-size:11px;color:var(--b);font-weight:800;text-transform:uppercase;letter-spacing:.05em}
h1{font-size:22px;margin:4px 0 0}.project-id{color:#7b858e;font-weight:600}
.card{background:var(--w);border:1px solid #efedea;border-radius:14px;box-shadow:var(--shadow);padding:16px;margin-bottom:12px}
.section-title{font-size:14px;font-weight:800;margin-bottom:12px}
.mode-row{display:flex;gap:28px;flex-wrap:wrap}.choice,.check{display:flex;align-items:center;gap:7px;color:#4b555e;margin:7px 0}.choice input,.check input{width:auto;margin:0}
.grid-3{display:grid;grid-template-columns:1.05fr .75fr 1fr;gap:12px}.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.file-row{display:grid;grid-template-columns:80px 1fr 34px;gap:7px;align-items:center;margin:8px 0}.file-row label{margin:0}.file-row input,.param-row input{height:31px;border:1px solid #d5dce2;border-radius:7px;padding:0 8px;width:100%}
.browse{height:31px;border:1px solid #d5dce2;border-radius:7px;background:#f7fafc;color:var(--b);font-weight:800}
.param-row{display:grid;grid-template-columns:1fr 100px;gap:10px;align-items:center;margin:8px 0}.param-row label{margin:0;color:#4b555e}
.check{font-size:13px}.checks{display:grid;grid-template-columns:1fr 1fr;column-gap:18px}
.actions{display:flex;justify-content:flex-end;gap:10px;flex-wrap:wrap;margin-top:2px}
.primary,.secondary{height:43px;border-radius:22px;padding:0 20px;font-weight:800;cursor:pointer}
.primary{border:0;background:var(--b);color:#fff}.primary:hover{background:var(--bd)}
.secondary{border:1px solid #cbd8e5;background:#fff;color:var(--b)}
@media(max-width:1050px){.grid-3{grid-template-columns:1fr 1fr}.grid-3 .card:last-child{grid-column:1/-1}}
@media(max-width:720px){.topbar{padding:0 15px}.grid-3,.grid-2{grid-template-columns:1fr}.checks{grid-template-columns:1fr}.page{padding:12px}.project-head{display:block}.project-id{margin-top:5px}}
.button-link{display:inline-flex;align-items:center;justify-content:center;text-decoration:none}.narrow{max-width:980px}.table-card{padding:0;overflow:hidden}.table-wrap{overflow:auto}table{width:100%;border-collapse:collapse;min-width:850px}th,td{text-align:left;padding:13px 15px;border-bottom:1px solid #ece9e5}th{font-size:11px;text-transform:uppercase;color:#7d8790;background:#faf9f7}tbody tr{cursor:pointer}tbody tr:hover{background:#f7fafc}.empty{text-align:center;padding:65px 20px}.empty h2{margin:0 0 7px}.empty p{color:var(--m);margin:0 0 22px}.field{margin:0 0 15px}.field label{display:block;color:#4b555e;margin-bottom:6px}.field label span{color:#b32e28}.field input{width:100%;height:39px;border:1px solid #d5dce2;border-radius:8px;padding:0 10px;font:inherit}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px 18px}.form-grid .field{margin:0}.alert{margin:14px;padding:10px 12px;border-radius:8px;background:#fff1f0;border:1px solid #f0cbc7;color:#a33a32}@media(max-width:720px){.form-grid{grid-template-columns:1fr}}

.subtitle{color:var(--m);font-size:15px;margin-top:-8px}.actions-inline{display:flex;gap:8px;align-items:center}
.detail-card{padding:0;overflow:hidden}.detail-grid{display:grid;grid-template-columns:1fr 1fr}.detail-grid>div,.meta-grid>div{padding:14px 16px;border-bottom:1px solid #ece9e5}.detail-grid span,.meta-grid span{display:block;color:#7b858d;font-size:12px;margin-bottom:5px}.detail-grid b,.meta-grid b{font-weight:500;color:#29323a}.meta-grid{display:grid;grid-template-columns:repeat(4,1fr)}
.field select{width:100%;height:39px;border:1px solid #d5dce2;border-radius:8px;padding:0 10px;font:inherit;background:white}.danger{height:39px;border:1px solid #c7a5a2;border-radius:7px;background:#fff;color:#9c3029;padding:0 16px;font:inherit;cursor:pointer}
@media(max-width:720px){.detail-grid,.meta-grid{grid-template-columns:1fr}.actions-inline{flex-wrap:wrap}}

/* Рабочая форма KRUS-Heat 2: сворачиваемые блоки */
.accordion{background:var(--w);border:1px solid #efedea;border-radius:14px;box-shadow:var(--shadow);margin-bottom:12px;overflow:hidden}
.accordion summary{list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;padding:17px 20px;font-size:15px;font-weight:800;color:#252a30;user-select:none}
.accordion summary::-webkit-details-marker{display:none}
.summary-chevron{font-size:27px;line-height:18px;font-weight:300;color:#7b858e;transform:rotate(0deg);transition:transform .15s ease}
.accordion[open] .summary-chevron{transform:rotate(90deg)}
.accordion-body{border-top:1px solid #eeeae5;padding:18px 20px 20px}
.workspace-grid{display:grid;gap:14px}.workspace-grid-main{grid-template-columns:1fr 1fr}.grid-3-even{grid-template-columns:repeat(3,1fr)}.grid-2-even{grid-template-columns:1fr 1fr}
.mode-panel{margin-top:14px;padding:13px 15px;border:1px solid #e4e8ec;border-radius:10px;background:#fafcfd}.mode-panel .section-title{margin-bottom:5px}
.field-label{font-size:12px;color:#7b858e;font-weight:700;margin-bottom:6px}.file-row{display:grid;grid-template-columns:1fr auto;gap:8px;margin:0}.file-row input{height:38px;border:1px solid #d5dce2;border-radius:8px;padding:0 10px;width:100%;font:inherit}.browse{height:38px;border:1px solid #cbd8e5;border-radius:8px;background:#fff;color:var(--b);font-weight:700;padding:0 15px;cursor:pointer}
.mini-card{padding:14px;border:1px solid #e7ebee;border-radius:10px;background:#fbfcfd}.mini-card .section-title{margin-bottom:8px}.mini-card .param-row:last-child{margin-bottom:0}
.radio-grid{display:flex;gap:28px;flex-wrap:wrap}.compact-param{max-width:480px;margin-top:18px}.narrow-param{max-width:500px}.output-grid{grid-template-columns:1fr 1fr 1fr;gap:5px 24px}.placeholder-body{min-height:120px}.placeholder-title{font-size:14px;font-weight:800;margin-bottom:6px}.placeholder-body p{margin:0;color:var(--m);max-width:850px;line-height:1.5}
@media(max-width:1000px){.grid-3-even{grid-template-columns:1fr 1fr}.output-grid{grid-template-columns:1fr 1fr}}
@media(max-width:720px){.workspace-grid-main,.grid-3-even,.grid-2-even{grid-template-columns:1fr}.output-grid{grid-template-columns:1fr}.accordion summary{padding:15px}.accordion-body{padding:15px}.radio-grid{display:block}}

/* Иерархия основной формы: крупные разделы и вложенные подразделы */
.general-params-grid{margin-top:14px}
.subsection-block{padding:16px 0;border-top:1px solid #ece9e5}
.subsection-block:first-child{border-top:0;padding-top:0}
.subsection-title{font-size:14px;font-weight:800;color:#252a30;margin-bottom:13px}
.power-body{padding-top:8px}
.heating-body{padding:8px 0 0}
.inner-accordion{border:1px solid #e5e9ed;border-radius:10px;background:#fff;margin-bottom:10px;overflow:hidden}
.inner-accordion:last-child{margin-bottom:0}
.inner-accordion summary{list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;padding:14px 16px;font-size:14px;font-weight:800;color:#252a30;user-select:none}
.inner-accordion summary::-webkit-details-marker{display:none}
.inner-chevron{font-size:22px;line-height:16px;color:#7b858e;transition:transform .15s ease}
.inner-accordion[open] .inner-chevron{transform:rotate(90deg)}
.inner-body{border-top:1px solid #ece9e5;padding:15px 16px 16px}


/* Каталог греющих кабелей */
.heating-catalog-body{padding:0}.catalog-toolbar{display:flex;align-items:center;gap:18px;padding:13px 16px;border-bottom:1px solid #e7ebee;background:#fbfcfd}.catalog-select-all{margin:0;font-weight:700}.catalog-hint{font-size:12px;color:var(--m)}.heating-table-wrap{overflow:auto;padding:0 0 2px}.heating-table{width:100%;min-width:1180px;border-collapse:separate;border-spacing:0;table-layout:fixed;font-size:12px}.heating-table th,.heating-table td{border-right:1px solid #dfe4e8;border-bottom:1px solid #dfe4e8;padding:8px 6px;text-align:center;vertical-align:middle}.heating-table tr>*:first-child{border-left:1px solid #dfe4e8}.heating-table thead th{background:#fafbfc}.manufacturer-head{width:175px;font-size:13px}.family-head{height:58px;font-size:13px;line-height:1.15}.family-head span{font-weight:500;color:#3f4a53}.temp-head{font-weight:700;font-size:11px;height:36px}.manufacturer-name{font-weight:600;text-align:left!important;padding-left:12px!important;background:#fff}.catalog-cell{height:38px;background:#fff}.catalog-cell.unavailable{background:#d7d9dc}.catalog-cell input,.shell-choice input{margin:0}.catalog-cell input{width:14px;height:14px}.shells-row th{background:#fff}.shell-cell{background:#fff!important;text-align:left!important;padding:9px 12px!important}.shell-choice{display:block;margin:4px 0;color:#4b555e;white-space:nowrap}.shell-choice input{width:auto}.heating-table tbody tr:hover .catalog-cell:not(.unavailable){background:#f6faff}
@media(max-width:720px){.catalog-toolbar{display:block}.catalog-hint{display:block;margin-top:7px}}


/* Администрирование */
.admin-section-head{display:flex;justify-content:space-between;align-items:center;padding:16px 18px;border-bottom:1px solid #ece9e5}.admin-section-head .section-title{margin:0}.admin-muted{font-size:12px;color:var(--m);margin-top:4px}.admin-table select{min-width:140px;height:34px;border:1px solid #d5dce2;border-radius:7px;padding:0 8px;background:#fff;font:inherit}.admin-table tbody tr{cursor:default}.admin-small{height:34px;border-radius:17px;padding:0 13px;font-size:11px}.status-pill{display:inline-flex;padding:4px 9px;border-radius:12px;font-size:11px;font-weight:700}.status-active{background:#e9f6ee;color:#287345}.status-off{background:#f3eded;color:#90504b}.password-hint{margin:-4px 0 14px}.admin-projects{min-width:1100px}