:root{
  --ink:#162525;--muted:#647473;--green:#173d3c;--green-2:#285b58;--mint:#e8f1ef;
  --line:#dce5e2;--bg:#f3f6f5;--white:#fff;--accent:#d5a75f;--danger:#a44040;
}
html{scroll-behavior:smooth}
body{font-family:"Segoe UI",Inter,Arial,sans-serif;background:linear-gradient(145deg,#f7f9f8 0%,#eef3f1 100%);letter-spacing:.01em}
body.auth-loading aside,body.auth-loading main,body.auth-required aside,body.auth-required main{display:none}
.login-screen{position:fixed;inset:0;z-index:1000;display:grid;place-items:center;padding:24px;background:linear-gradient(145deg,#102e2d,#285b58)}
.login-screen[hidden]{display:none}
.login-card{width:min(420px,100%);display:grid;gap:18px;padding:30px;border-radius:18px;background:#fff;box-shadow:0 24px 70px rgba(0,0,0,.28)}
.login-card img{width:100%;height:150px;object-fit:contain;border-radius:12px;background:#153a39}
.login-card h1{margin:0;color:var(--green)}
.login-card p{margin:6px 0 0;color:var(--muted)}
.login-card label{display:grid;gap:7px;font-weight:600;color:var(--ink)}
.login-card input{width:100%;box-sizing:border-box;border:1px solid var(--line);border-radius:9px;padding:12px;font:inherit}
.login-error{min-height:20px;color:var(--danger)!important;font-size:13px}
.login-card button{width:100%;padding:12px}
aside{width:252px;background:#153a39;padding:18px 14px;box-shadow:8px 0 30px rgba(20,58,57,.09)}
.brand{display:flex;flex-direction:column;gap:8px;padding:0 4px 20px;border-bottom:1px solid rgba(255,255,255,.12);margin-bottom:15px}
.brand img{width:100%;height:112px;object-fit:contain;border-radius:12px;background:#153a39;display:block}
.brand-copy{font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:#a9c4c0;text-align:center}
nav{gap:5px}
nav button{display:flex;align-items:center;gap:12px;width:100%;padding:12px 14px;color:#c7d8d5;border:1px solid transparent;font-weight:500;transition:.18s ease}
nav button span{width:22px;font-size:17px;text-align:center;color:#91b7b0}
nav button.active,nav button:hover{background:#fff;color:#173d3c;border-color:#fff;box-shadow:0 7px 20px rgba(0,0,0,.12);transform:translateX(2px)}
nav button.active span,nav button:hover span{color:#173d3c}
.user{padding:14px 10px;background:rgba(255,255,255,.06);border:0;border-radius:10px;display:grid;grid-template-columns:36px 1fr auto;align-items:center;gap:9px}
.user i{background:var(--accent);font-weight:700}
.user b{display:block;color:#fff;font-size:13px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:115px}
.user small{display:block;color:#a9c4c0}
.logout-button{border:0;background:transparent;color:#c7d8d5;cursor:pointer;padding:5px;font-weight:600}
.logout-button:hover{color:#fff;text-decoration:underline}
main{margin-left:252px;width:calc(100% - 252px);max-width:none;padding:30px clamp(22px,3.5vw,54px) 60px}
header{background:rgba(255,255,255,.78);border:1px solid rgba(220,229,226,.9);border-radius:16px;padding:20px 22px;box-shadow:0 8px 30px rgba(23,61,60,.06);backdrop-filter:blur(8px)}
header h1{font-size:26px;letter-spacing:-.02em}
header p{margin:0}
.primary,.upload{background:var(--green);border:1px solid var(--green);box-shadow:0 5px 14px rgba(23,61,60,.16);transition:.16s ease;font-weight:600}
.primary:hover,.upload:hover{background:var(--green-2);transform:translateY(-1px)}
.link{font-weight:600;text-decoration:none}
.metrics{gap:18px}
.metric{position:relative;overflow:hidden;padding:22px;border:0;box-shadow:0 8px 28px rgba(23,61,60,.07)}
.metric:before{content:"";position:absolute;inset:0 auto 0 0;width:4px;background:var(--accent)}
.metric b{font-size:30px;color:var(--green)}
article{border-color:var(--line);box-shadow:0 7px 24px rgba(23,61,60,.045)}
.notice{border:1px solid #cfe2dc;border-left:4px solid var(--green-2);background:#edf6f3}
table{font-size:13px}
th{position:sticky;top:0;z-index:1;background:#f7faf9;color:#526562;padding-top:12px;padding-bottom:12px;letter-spacing:.045em}
td{vertical-align:middle}
tbody tr{transition:background .15s ease}
tbody tr:hover{background:#f8fbfa}
.table-wrap{padding:0;overflow:auto}
.proposal-table table{min-width:2100px}
.proposal-table td{max-width:220px;vertical-align:top}
.proposal-table th:first-child,.proposal-table td:first-child{position:sticky;left:0;background:#fff;z-index:1;box-shadow:8px 0 12px rgba(23,61,60,.06)}
.proposal-table th:first-child{z-index:2}
.edit-proposal{border:0;border-radius:7px;background:var(--green);color:#fff;padding:8px 12px;cursor:pointer;font-weight:700}
.proposal-number{border:0;background:none;color:var(--green);padding:0;cursor:pointer;font:inherit;font-weight:700;text-align:left}
.mapping-row span{display:grid;gap:3px}
.mapping-row small{color:var(--muted);max-width:220px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.table-wrap table th:first-child,.table-wrap table td:first-child{padding-left:20px}
.table-wrap table th:last-child,.table-wrap table td:last-child{padding-right:20px}
.pill{font-weight:600;border:1px solid #cae3da}
.toolbar{gap:14px}
.toolbar>div{display:flex;gap:8px;align-items:center}
.toolbar input{background:#fff;box-shadow:0 3px 12px rgba(23,61,60,.04)}
.conversation-item{transition:.15s ease}
.conversation-item:hover{background:#f4f8f7}
.conversation-item.active{border-left:4px solid var(--green);background:#eaf3f0}
.conversation-item small{display:block}
.history-info{display:block;color:var(--muted);margin-top:4px}
.conversation-break{display:flex;align-items:center;justify-content:center;margin:18px 0 10px;clear:both}
.conversation-break span{background:#edf2f0;color:var(--muted);border-radius:20px;padding:6px 12px;font-size:11px}
.chat-media{display:block;max-width:280px;max-height:260px;border-radius:10px;margin:5px 0 8px;background:#10211d}
.media-file{display:inline-block;margin:5px 0 8px;padding:9px 12px;border-radius:8px;background:#fff;color:var(--green);text-decoration:none;font-weight:700}
.media-actions{display:flex;flex-wrap:wrap;gap:6px;margin:7px 0}
.media-actions button{border:1px solid #b7d2c8;background:#fff;color:var(--green);border-radius:7px;padding:6px 9px;cursor:pointer;font-size:11px;font-weight:700}
.media-actions button:hover{background:var(--mint)}
.danger-button{border:1px solid #c95b5b;background:#fff;color:#a12f2f;border-radius:8px;padding:9px 12px;cursor:pointer;font-weight:700}
.danger-button:hover{background:#fff0f0}
.danger-link{border:0;background:none;color:#a12f2f;cursor:pointer;font-weight:700}
.integration-config-form{display:grid;gap:12px;margin-top:14px}
.integration-config-form .field{margin:0}
.integration-config-form small{color:var(--muted);line-height:1.45;margin-top:-6px}
.integration-config-form .integration-actions{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin-top:2px}
.integration-config-form input,.integration-config-form select{width:100%;box-sizing:border-box}
.row-admin-actions{display:flex;gap:7px;align-items:center}
.export-columns{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin:12px 0}
.export-columns label{display:flex;align-items:center;gap:7px;border:1px solid var(--line);border-radius:7px;padding:8px}
.preserved-message{display:block;margin-top:7px;font-size:11px;color:#6a5740;font-style:normal}
.chat-messages{background-color:#f1f6f4;background-image:radial-gradient(#d6e3df 1px,transparent 1px);background-size:20px 20px}
.bubble{box-shadow:0 3px 10px rgba(23,61,60,.05)}
.bubble.outbound{background:#d9eee6}
dialog{width:min(600px,94vw);max-height:90vh;overflow:auto;border:1px solid var(--line)}
.modal-head{position:sticky;top:0;background:#fff;z-index:2;padding-bottom:12px;border-bottom:1px solid var(--line)}
.actions{position:sticky;bottom:0;background:#fff;z-index:2;padding:14px 0 4px;border-top:1px solid var(--line)}
#saveButton:disabled{opacity:.65;cursor:wait}
dialog{max-height:90vh;overflow:auto}
.modal-head button{cursor:pointer;color:var(--muted)}
.field input,.field select,.field textarea{background:#fbfcfc;transition:.15s ease}
.field input:focus,.field select:focus,.field textarea:focus{outline:2px solid #92bcb3;border-color:transparent;background:#fff}
.actions{position:sticky;bottom:-24px;background:#fff;padding:14px 0 2px;border-top:1px solid var(--line)}
#toast{z-index:99;box-shadow:0 12px 30px rgba(0,0,0,.2)}
.empty-chat:before{content:"DPMA";display:block;position:absolute;font-size:64px;font-weight:800;color:rgba(23,61,60,.05)}
@media(max-width:850px){
  aside{width:82px;padding:14px 8px}.brand{padding-bottom:10px}.brand img{height:62px}.brand-copy{display:none}
  nav button{justify-content:center;font-size:0;padding:12px}nav button span{font-size:19px}.user{padding:10px 5px}.user div{display:none}
  main{margin-left:82px;width:calc(100% - 82px);padding:22px 16px}
}
@media(max-width:600px){header{padding:16px}header h1{font-size:22px}.toolbar{align-items:stretch;flex-direction:column}.toolbar input{width:100%}.toolbar>div{flex-wrap:wrap}.metrics{grid-template-columns:1fr 1fr}.metric{padding:16px}}