:root{
  --wall:#F6F4EE;--paper:#FDFCF9;--ink:#211E1A;--ink-soft:#615B4F;
  --plaster:#B3AB96;--line:#DFD8C8;--red:#A13B2C;--red-soft:#F1DFD9;
  --patina:#5C7264;--patina-soft:#E1E9E2;--blue:#46677a;--shadow:0 16px 50px rgba(33,30,26,.08);
  --display:Georgia,'Times New Roman',serif;--body:Inter,'Noto Sans KR',Arial,sans-serif;--mono:'Courier New',monospace;
  --page-max-width:1380px;
}
*{box-sizing:border-box}html{min-height:100%}body{margin:0;background:var(--wall);color:var(--ink);font-family:var(--body);font-size:14px;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button,input,textarea,select{font:inherit}button{cursor:pointer}.hidden{display:none!important}.muted{color:var(--ink-soft)}.danger-text{color:var(--red)}
.wrap,.wrap.wide{width:100%;max-width:var(--page-max-width);margin:0 auto;padding:28px 24px 80px}
.topbar{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:12px 22px;background:var(--ink);color:var(--paper);position:sticky;top:0;z-index:30}.brand{font-family:var(--display);font-size:19px;font-weight:700}.brand small{font-family:var(--mono);font-size:9px;letter-spacing:.12em;text-transform:uppercase;color:var(--plaster);margin-left:8px}.topnav{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.topnav a,.topnav button{border:1px solid rgba(255,255,255,.18);background:transparent;color:inherit;padding:7px 10px;font-family:var(--mono);font-size:11px}.topnav a:hover,.topnav button:hover{border-color:#fff}.user-pill{display:inline-flex;align-items:center;gap:8px;color:var(--line);font-size:12px}.role-badge,.badge{display:inline-flex;align-items:center;padding:3px 7px;border:1px solid var(--line);font-family:var(--mono);font-size:10px;text-transform:uppercase;letter-spacing:.04em;background:var(--paper)}.topbar .role-badge{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.25);color:#fff}
.notice{padding:11px 13px;border:1px solid var(--line);background:var(--paper);margin-bottom:16px}.notice.success{border-color:var(--patina);background:var(--patina-soft)}.notice.error{border-color:var(--red);background:var(--red-soft)}
.auth-page{min-height:100vh;display:grid;place-items:center;padding:26px;background:radial-gradient(circle at 15% 10%,#fff 0,transparent 35%),var(--wall)}.auth-card{width:min(440px,100%);background:var(--paper);border:1px solid var(--ink);padding:34px;box-shadow:var(--shadow)}.auth-eyebrow{font:11px var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--red);margin-bottom:13px}.auth-card h1{font:700 31px/1.1 var(--display);margin:0 0 8px}.auth-card p{color:var(--ink-soft);line-height:1.6}.auth-links{display:flex;justify-content:space-between;gap:12px;margin-top:18px;font-size:12px}.auth-links a{color:var(--red)}
.page-head{display:flex;justify-content:space-between;align-items:flex-end;gap:20px;border-bottom:1px solid var(--ink);padding-bottom:18px;margin-bottom:24px;flex-wrap:wrap}.page-head h1{font:700 32px/1.1 var(--display);margin:0}.eyebrow{font:11px var(--mono);letter-spacing:.13em;text-transform:uppercase;color:var(--red);margin-bottom:8px}.head-actions{display:flex;gap:8px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:7px;border:0;background:var(--ink);color:var(--paper);padding:9px 14px;font:11px var(--mono);letter-spacing:.05em;text-transform:uppercase;min-height:36px}.btn:hover{background:var(--red)}.btn.ghost{background:transparent;color:var(--ink);border:1px solid var(--line)}.btn.ghost:hover{background:var(--paper)}.btn.patina{background:var(--patina)}.btn.danger{background:var(--red)}.btn.small{min-height:29px;padding:6px 9px;font-size:10px}.icon-btn{display:inline-flex;border:0;background:none;padding:5px;color:var(--plaster)}.icon-btn:hover{color:var(--red)}
.field{margin-bottom:14px}.field label{display:block;margin-bottom:6px;font:10.5px var(--mono);letter-spacing:.07em;text-transform:uppercase;color:var(--ink-soft)}.field input,.field textarea,.field select,.inline-input{width:100%;border:1px solid var(--line);background:#fff;color:var(--ink);padding:9px 10px;border-radius:0}.field textarea{min-height:88px;resize:vertical}.field input:focus,.field textarea:focus,.field select:focus,.inline-input:focus{outline:none;border-color:var(--ink)}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.form-grid .span-2{grid-column:1/-1}
.project-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px}.project-card{background:var(--paper);border:1px solid var(--line);padding:19px;min-height:210px;display:flex;flex-direction:column;position:relative}.project-card:hover{border-color:var(--ink)}.project-card h3{font:700 21px var(--display);margin:8px 0 5px}.project-card p{color:var(--ink-soft);line-height:1.55;margin:0}.project-meta{display:flex;gap:7px;flex-wrap:wrap;margin-top:12px}.project-foot{margin-top:auto;padding-top:18px;display:flex;justify-content:space-between;align-items:center;gap:10px}.progress{height:6px;background:var(--line);overflow:hidden;margin-top:14px}.progress>span{display:block;height:100%;background:var(--patina)}.empty{border:1px dashed var(--line);padding:38px 20px;text-align:center;color:var(--plaster);background:rgba(255,255,255,.35)}
.masthead{display:flex;justify-content:space-between;align-items:flex-end;gap:20px;border-bottom:1px solid var(--ink);padding-bottom:18px;margin-bottom:8px;flex-wrap:wrap}.masthead-main{flex:1;min-width:260px}.project-title{font:700 34px/1.1 var(--display);background:transparent;border:0;outline:0;color:var(--ink);width:100%;padding:2px 0}.project-sub{font-size:14px;color:var(--ink-soft);background:transparent;border:0;outline:0;width:100%;padding:3px 0;margin-top:4px}.project-head-meta{text-align:right;min-width:210px}.project-head-meta .date-line{font:11px var(--mono);color:var(--ink-soft);margin-top:6px}.workspace-banner{font:11px var(--mono);color:var(--ink-soft);background:var(--patina-soft);border:1px solid var(--patina);padding:9px 12px;margin-bottom:19px;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}
.tabs{display:flex;gap:2px;margin:20px 0 24px;border-bottom:1px solid var(--line);overflow-x:auto}.tab-btn{white-space:nowrap;font:11px var(--mono);letter-spacing:.05em;text-transform:uppercase;background:none;border:0;padding:11px 15px;color:var(--ink-soft);border-bottom:2px solid transparent;margin-bottom:-1px}.tab-btn.active{color:var(--ink);border-bottom-color:var(--red)}
.stepper{display:flex;overflow-x:auto;margin-bottom:22px;padding-bottom:5px}.step{flex:0 0 auto;display:flex;flex-direction:column;align-items:center;gap:7px;padding:0 14px;min-width:76px;position:relative;cursor:pointer}.step:not(:last-child)::after{content:'';position:absolute;top:9px;left:60%;width:100%;height:1px;background:var(--line)}.step-dot{width:19px;height:19px;border-radius:50%;border:1.5px solid var(--plaster);background:var(--paper);z-index:1}.step.done .step-dot{background:var(--patina);border-color:var(--patina)}.step.progressing .step-dot{background:linear-gradient(135deg,var(--patina) 50%,var(--paper) 50%)}.step.active .step-dot{border:2px solid var(--red)}.step-code{font:10px var(--mono);color:var(--plaster)}.step-label{font-size:11px;color:var(--ink-soft);text-align:center}.step.active .step-label{color:var(--ink);font-weight:600}
.panel{background:var(--paper);border:1px solid var(--line);padding:28px 30px}.panel-head{border-bottom:1px solid var(--line);padding-bottom:17px;margin-bottom:20px}.panel-code{font:11px var(--mono);letter-spacing:.1em;color:var(--red)}.panel-title{font:700 26px var(--display);margin:3px 0}.panel-en{font-style:italic;color:var(--plaster)}.section-label{font:11px var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--ink-soft);margin:25px 0 11px;display:flex;align-items:center;gap:9px}.section-label:after{content:'';flex:1;height:1px;background:var(--line)}
.checklist-item{border:1px solid var(--line);background:#fff;margin-bottom:8px}.checklist-row{display:grid;grid-template-columns:auto minmax(180px,1fr) 140px 130px auto;align-items:center;gap:10px;padding:10px 12px}.check-control{width:18px;height:18px;border:1px solid var(--plaster);background:#fff;display:grid;place-items:center}.check-control.on{border-color:var(--red);background:var(--red-soft)}.check-control.on:after{content:'✓';color:var(--red);font-weight:700}.check-label.on{text-decoration:line-through;color:var(--plaster)}.check-note{padding:0 12px 11px 40px}.check-note textarea{width:100%;border:1px solid var(--line);background:var(--wall);padding:8px;min-height:48px}.add-row{display:flex;gap:8px;margin-top:10px}.add-row input{flex:1;border:1px solid var(--line);padding:9px 10px;background:#fff}
.card-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:14px}.card{background:var(--paper);border:1px solid var(--line);padding:16px}.card-top{display:flex;justify-content:space-between;align-items:flex-start;gap:10px}.card-name{font:700 18px var(--display)}.card-role{font:10px var(--mono);color:var(--red);text-transform:uppercase;margin-top:3px}.card-line{color:var(--ink-soft);margin-top:8px;line-height:1.45}.chips{display:flex;flex-wrap:wrap;gap:5px;margin-top:10px}.chip{font:9px var(--mono);padding:3px 6px;border:1px solid var(--patina);background:var(--patina-soft);color:var(--patina)}
.toolbar{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:16px;flex-wrap:wrap}.toolbar h2{font:700 23px var(--display);margin:0}.toolbar-tools{display:flex;gap:8px;flex-wrap:wrap}.search{min-width:220px;border:1px solid var(--line);padding:9px 10px;background:#fff}
.table-wrap{overflow:auto;border:1px solid var(--line);background:var(--paper)}table{width:100%;border-collapse:collapse;min-width:760px}th,td{padding:10px 11px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}th{font:10px var(--mono);text-transform:uppercase;letter-spacing:.06em;color:var(--ink-soft);background:#f3f0e8;position:sticky;top:0}tr:last-child td{border-bottom:0}.task-title{font-weight:600}.status-select{min-width:95px;border:1px solid var(--line);padding:6px;background:#fff}.date-overdue{color:var(--red);font-weight:700}.priority-urgent{color:var(--red);font-weight:700}.priority-high{color:#8a5c22;font-weight:700}.calendar-summary{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-bottom:16px}.summary-box{border:1px solid var(--line);background:var(--paper);padding:14px}.summary-box strong{font:700 24px var(--display);display:block}.summary-box span{font:10px var(--mono);color:var(--ink-soft);text-transform:uppercase}
.file-row{display:flex;align-items:center;gap:12px;padding:10px 12px;border:1px solid var(--line);background:#fff;margin-top:8px}.file-icon{width:36px;height:36px;border:1px solid var(--line);background:var(--wall);display:grid;place-items:center;font:10px var(--mono);color:var(--plaster)}.file-meta{flex:1;min-width:0}.file-name{font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.file-sub{font:10px var(--mono);color:var(--plaster);margin-top:3px}.dropzone{border:1.5px dashed var(--line);padding:22px;text-align:center;background:#fff}.dropzone.drag{border-color:var(--red);background:var(--red-soft)}
.member-row{display:grid;grid-template-columns:minmax(180px,1fr) 180px 150px auto;gap:10px;align-items:center;padding:10px;border-bottom:1px solid var(--line)}.member-row:last-child{border-bottom:0}.member-email{color:var(--ink-soft);font-size:12px}
.overlay{position:fixed;inset:0;background:rgba(33,30,26,.5);display:none;align-items:center;justify-content:center;z-index:100;padding:20px}.overlay.show{display:flex}.modal{background:var(--paper);border:1px solid var(--ink);width:min(520px,100%);max-height:90vh;overflow:auto;padding:25px;box-shadow:var(--shadow)}.modal h3{font:700 22px var(--display);margin:0 0 17px}.modal-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:18px}.confirm-box{padding:12px;background:var(--red-soft);border:1px solid var(--red);color:var(--red);margin-bottom:14px}
.admin-layout{display:grid;grid-template-columns:1fr;gap:18px}.admin-user{display:grid;grid-template-columns:minmax(180px,1fr) 180px 150px auto;gap:10px;align-items:center;padding:12px;border-bottom:1px solid var(--line)}.admin-user:last-child{border-bottom:0}
.toast{position:fixed;right:22px;bottom:22px;z-index:200;background:var(--ink);color:#fff;padding:11px 14px;box-shadow:var(--shadow);font-size:13px;display:none}.toast.show{display:block}.loading{padding:30px;text-align:center;color:var(--plaster);font:12px var(--mono)}
@media(max-width:900px){.checklist-row{grid-template-columns:auto 1fr auto}.checklist-row .assignee,.checklist-row .due{grid-column:2/-1}.calendar-summary{grid-template-columns:repeat(2,1fr)}.member-row,.admin-user{grid-template-columns:1fr 1fr}.member-row>*:last-child,.admin-user>*:last-child{justify-self:end}.form-grid{grid-template-columns:1fr}.form-grid .span-2{grid-column:auto}}
@media(max-width:640px){.wrap{padding:20px 14px 60px}.topbar{position:static;align-items:flex-start}.brand small{display:none}.project-title{font-size:27px}.panel{padding:21px 16px}.calendar-summary{grid-template-columns:1fr 1fr}.member-row,.admin-user{grid-template-columns:1fr}.member-row>*:last-child,.admin-user>*:last-child{justify-self:start}.project-head-meta{text-align:left}.checklist-row{grid-template-columns:auto 1fr auto}.btn{padding:8px 10px}}

/* v1.1 stage settings and budget settlement */
.modal.wide-modal{width:min(980px,100%)}
.stage-settings-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}
.stage-setting-row{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:10px;border:1px solid var(--line);background:#fff;padding:11px 12px;cursor:pointer}
.stage-setting-row:hover{border-color:var(--ink)}
.stage-setting-row input{width:18px;height:18px}
.stage-setting-row strong{display:block;font-size:13px}
.stage-setting-row .muted{font-size:11px;line-height:1.4;margin-top:3px}
.stage-setting-state{font:10px var(--mono);padding:3px 7px;border:1px solid var(--patina);background:var(--patina-soft);color:var(--patina)}
.budget-workspace{margin-bottom:28px;padding-bottom:25px;border-bottom:1px solid var(--line)}
.budget-summary{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;margin-bottom:14px}
.budget-toolbar{align-items:flex-start}
.budget-toolbar .muted{max-width:720px;font-size:12px;line-height:1.5}
.budget-table-wrap{max-height:520px}
.budget-table{min-width:1540px}
.budget-table th,.budget-table td{white-space:nowrap}
.budget-table td:nth-child(2){white-space:normal;min-width:210px}
.budget-table tfoot th{position:static;background:var(--patina-soft);color:var(--ink);font-weight:700}
.money-cell{text-align:right;font-variant-numeric:tabular-nums}
.money-cell.strong{font-weight:700}
.budget-kind{display:inline-flex;padding:3px 7px;font:10px var(--mono);border:1px solid var(--line)}
.budget-kind.expense{background:var(--red-soft);border-color:var(--red);color:var(--red)}
.budget-kind.income{background:var(--patina-soft);border-color:var(--patina);color:var(--patina)}
.budget-formula-preview{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:8px;margin-top:8px}
.budget-formula-preview>div{border:1px solid var(--line);background:var(--wall);padding:11px}
.budget-formula-preview span{display:block;font:10px var(--mono);color:var(--ink-soft);text-transform:uppercase;margin-bottom:5px}
.budget-formula-preview strong{font-size:17px;font-variant-numeric:tabular-nums}
@media(max-width:900px){.stage-settings-list{grid-template-columns:1fr}.budget-summary,.budget-formula-preview{grid-template-columns:1fr 1fr}}
@media(max-width:520px){.budget-summary,.budget-formula-preview{grid-template-columns:1fr}}

/* v1.2 common copyright footer */
body{min-height:100vh;display:flex;flex-direction:column}
.app-footer{margin-top:auto;padding:18px 24px 22px;border-top:1px solid var(--line);color:var(--ink-soft);font:10.5px var(--mono);letter-spacing:.035em;text-align:center;background:rgba(253,252,249,.58)}
.app-footer strong{color:var(--ink);font-weight:500}
.footer-divider{display:inline-block;margin:0 7px;color:var(--plaster)}
.auth-page{display:flex;flex-direction:column;align-items:center;justify-content:flex-start;place-items:unset}
.auth-page .auth-card{margin:auto 0 24px}
.auth-page .app-footer{width:100%;margin-top:0}
@media(max-width:520px){.app-footer span{display:block}.app-footer .footer-divider{display:none}.app-footer span+span{margin-top:5px}}

/* v1.3 School of SAI unified brand header */
.topbar{
  min-height:64px;
  padding:11px 24px;
  background:#211E1A;
}
.topbar-public{
  position:relative;
  width:100%;
  justify-content:flex-start;
  flex:0 0 auto;
}
.brand{
  display:inline-flex;
  align-items:baseline;
  gap:15px;
  min-width:0;
  color:var(--paper);
  line-height:1;
}
.brand-title{
  font-family:var(--display);
  font-size:29px;
  font-weight:600;
  letter-spacing:-.025em;
  word-spacing:.08em;
  white-space:nowrap;
}
.brand small{
  margin-left:0;
  font-family:var(--mono);
  font-size:9.5px;
  font-weight:500;
  letter-spacing:.16em;
  text-transform:uppercase;
  color:#c8bfa9;
  white-space:nowrap;
}
.auth-page{
  padding:0;
}
.auth-page .auth-card{
  margin:auto 24px 24px;
}
@media(max-width:760px){
  .topbar{padding:12px 16px;align-items:flex-start}
  .brand-title{font-size:25px}
  .brand small{display:none}
  .topnav{justify-content:flex-end}
}
@media(max-width:520px){
  .topbar{min-height:56px}
  .brand-title{font-size:23px}
  .auth-page .auth-card{margin:auto 14px 18px}
}

/* v1.4 landing page, about page, and dashboard background refresh */
.topnav-public-links{margin-left:auto}
.topnav-public-links a{background:transparent;border:1px solid rgba(255,255,255,.18)}
body.landing-page{background:var(--wall)}
.landing-hero,.about-hero,.dashboard-hero{position:relative;overflow:hidden}
.landing-hero{
  min-height:calc(100vh - 64px);
  display:flex;
  align-items:center;
  background:linear-gradient(rgba(18,16,14,.48),rgba(18,16,14,.58)),url('museum-bg.png') center center/cover no-repeat;
  color:var(--paper);
}
.landing-hero__backdrop{display:none}
.landing-hero__content{position:relative;z-index:1;padding-top:72px;padding-bottom:72px}
.landing-hero h1,.about-hero h1{font:700 52px/1.08 var(--display);margin:0 0 16px;letter-spacing:-.03em}
.landing-hero p,.about-hero p{max-width:760px;font-size:17px;line-height:1.75;color:rgba(253,252,249,.9);margin:0}
.landing-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:26px}
.landing-actions .btn.ghost{color:var(--paper);border-color:rgba(255,255,255,.35);background:rgba(255,255,255,.05)}
.landing-actions .btn.ghost:hover{background:rgba(255,255,255,.12)}
.landing-section{padding-top:52px;padding-bottom:12px}
.section-intro{margin-bottom:22px}
.section-intro h2{font:700 34px/1.15 var(--display);margin:0 0 10px}
.section-intro p{max-width:780px;color:var(--ink-soft);line-height:1.7;margin:0}
.section-intro.compact{max-width:840px}
.feature-grid,.info-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.feature-card,.info-card{background:var(--paper);border:1px solid var(--line);padding:24px;box-shadow:var(--shadow)}
.feature-card h3,.info-card h3{font:700 22px/1.2 var(--display);margin:0 0 10px}
.feature-card p,.info-card p{margin:0;color:var(--ink-soft);line-height:1.65}
.about-teaser{padding-bottom:60px}
.about-hero{padding:66px 0;background:linear-gradient(180deg,rgba(33,30,26,.96),rgba(33,30,26,.84));color:var(--paper)}
.workflow-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.workflow-list>div{background:var(--paper);border:1px solid var(--line);padding:18px 20px;line-height:1.6}
.workflow-list strong{display:inline-block;min-width:28px;color:var(--red)}
.dashboard-hero{
  background:linear-gradient(rgba(19,17,15,.45),rgba(19,17,15,.5)),url('museum-bg.png') center center/cover no-repeat;
  border:1px solid rgba(255,255,255,.15);
  min-height:620px;
  box-shadow:var(--shadow);
}
.dashboard-hero__overlay{display:none}
.dashboard-hero__content{position:relative;z-index:1;padding:34px}
.page-head--hero{border-bottom-color:rgba(255,255,255,.26);margin-bottom:24px}
.page-head--hero h1,.page-head--hero .eyebrow,.page-head--hero .hero-copy{color:var(--paper)}
.page-head--hero .hero-copy{max-width:640px;line-height:1.65;margin:10px 0 0;font-size:15px}
.page-head--hero .btn.ghost{color:var(--paper);border-color:rgba(255,255,255,.35);background:rgba(255,255,255,.07)}
.page-head--hero .btn.ghost:hover{background:rgba(255,255,255,.12)}
.project-showcase{background:rgba(253,252,249,.86);backdrop-filter:blur(6px);border:1px solid rgba(255,255,255,.5);padding:20px}
.project-showcase__header{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:14px;flex-wrap:wrap}
.project-row{display:flex;gap:16px;overflow-x:auto;padding-bottom:8px;scrollbar-width:thin}
.project-row::-webkit-scrollbar{height:8px}
.project-row::-webkit-scrollbar-thumb{background:var(--line)}
.project-card--wide{min-width:320px;max-width:360px;flex:0 0 340px;box-shadow:0 12px 28px rgba(33,30,26,.06)}
.project-card--wide p{display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.dashboard-empty{background:rgba(253,252,249,.82);color:var(--ink-soft)}
@media(max-width:900px){
  .feature-grid,.info-grid,.workflow-list{grid-template-columns:1fr 1fr}
  .landing-hero h1,.about-hero h1{font-size:42px}
}
@media(max-width:760px){
  .dashboard-hero__content{padding:18px}
  .landing-hero{min-height:calc(100vh - 56px)}
  .landing-hero__content{padding-top:44px;padding-bottom:44px}
}
@media(max-width:640px){
  .landing-hero h1,.about-hero h1{font-size:34px}
  .landing-hero p,.about-hero p{font-size:15px}
  .feature-grid,.info-grid,.workflow-list{grid-template-columns:1fr}
  .project-card--wide{min-width:284px;flex-basis:284px}
  .dashboard-hero{min-height:auto}
}


/* v1.5 full-window dashboard background */
.dashboard-shell{
  width:100%;
  padding:0 0 80px;
}
.dashboard-shell .wrap.wide.dashboard-hero__content{
  max-width:var(--page-max-width);
  margin:0 auto;
}
.dashboard-hero{
  width:100%;
  min-height:calc(100vh - 64px);
  border:0;
  box-shadow:none;
  background:linear-gradient(rgba(19,17,15,.40),rgba(19,17,15,.48)),url('museum-bg.png') center center/cover no-repeat;
}
.project-showcase{
  margin-top:8px;
}
@media(max-width:760px){
  .dashboard-shell{padding:0 0 60px}
  .dashboard-hero{min-height:calc(100vh - 56px)}
}


/* v1.6 dashboard project grid and rounded showcase */
.project-showcase{
  border-radius:18px;
  overflow:hidden;
  padding:22px;
}
.project-row{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:18px;
  overflow:visible;
  padding-bottom:0;
}
.project-card--wide{
  min-width:0;
  max-width:none;
  width:100%;
  flex:none;
  border-radius:10px;
  overflow:hidden;
}
@media(max-width:980px){
  .project-row{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media(max-width:640px){
  .project-showcase{border-radius:14px;padding:15px}
  .project-row{grid-template-columns:1fr;gap:14px}
  .project-card--wide{min-width:0;flex-basis:auto}
}


/* v1.7 stage guide update */
.stage-guide-table table td:nth-child(1){width:120px;font-family:var(--mono)}
.stage-guide-table table td:nth-child(2){width:280px;font-weight:600}
.stage-guide-table table td:nth-child(3){min-width:320px}


/* v1.8 equal-width project navigation items */
.tabs{align-items:stretch}
.tab-btn{flex:0 0 auto;text-align:center}
.stepper{align-items:flex-start}
.step{box-sizing:border-box;justify-content:flex-start}
.step-label{white-space:nowrap;line-height:1.35}
@media(max-width:640px){
  .tabs,.stepper{scrollbar-width:thin;-webkit-overflow-scrolling:touch}
}
.step:not(:last-child)::after{left:50%;width:100%}


/* v1.9 equal-width primary workspace tabs */
.tabs{
  display:grid;
  grid-template-columns:repeat(5,minmax(0,1fr));
  gap:0;
  overflow:visible;
  align-items:stretch;
}
.tab-btn{
  width:100%!important;
  min-width:0!important;
  flex-basis:auto!important;
  margin-bottom:-1px;
  text-align:center;
  border-left:1px solid transparent;
  border-right:1px solid transparent;
  box-sizing:border-box;
}
.tab-btn:hover{background:rgba(253,252,249,.55)}
.tab-btn:focus{outline:none}
.tab-btn:focus-visible{box-shadow:inset 0 0 0 1px var(--ink)}
.tab-btn.active{
  background:var(--paper);
  border-left-color:var(--line);
  border-right-color:var(--line);
}
@media(max-width:720px){
  .tabs{
    grid-template-columns:repeat(5,minmax(140px,1fr));
    overflow-x:auto;
    scrollbar-width:thin;
    -webkit-overflow-scrolling:touch;
  }
}


/* v1.10 unified workspace content width across all five tabs */
.workspace-main{
  width:100%;
  max-width:var(--page-max-width);
}
.workspace-tab-panel{
  display:block;
  width:100%;
  max-width:100%;
  min-width:0;
  margin:0;
  padding:0;
}
.workspace-tab-panel.hidden{display:none!important}
.workspace-tab-body{
  display:block;
  width:100%;
  max-width:100%;
  min-width:0;
  margin:0;
  box-sizing:border-box;
}
#stagePanel > .panel,
#schedulePanel > .table-wrap,
#contactsPanel > .card-grid,
#samplesPanel > .card-grid,
#membersPanel > .table-wrap{
  width:100%;
  max-width:100%;
  min-width:0;
  box-sizing:border-box;
}
#schedulePanel .toolbar,
#contactsPanel .toolbar,
#samplesPanel .toolbar,
#membersPanel .toolbar{
  width:100%;
  max-width:100%;
}
#contactsPanel .card-grid,
#samplesPanel .card-grid{
  grid-template-columns:repeat(3,minmax(0,1fr));
}
#contactsPanel .empty,
#samplesPanel .empty,
#membersPanel .empty,
#schedulePanel .empty{
  width:100%;
  max-width:100%;
}
@media(max-width:980px){
  #contactsPanel .card-grid,
  #samplesPanel .card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media(max-width:640px){
  .workspace-main{width:100%}
  #contactsPanel .card-grid,
  #samplesPanel .card-grid{grid-template-columns:1fr}
}

/* v1.12 super-admin member deletion */
.admin-actions{display:flex;align-items:center;justify-content:flex-end;gap:7px;flex-wrap:wrap}
.btn:disabled,.btn[disabled]{opacity:.42;cursor:not-allowed;pointer-events:none}
@media(max-width:900px){.admin-actions{justify-content:flex-end}}
@media(max-width:640px){.admin-actions{justify-content:flex-start}}

/* v1.13 nickname, project position, note author and policy pages */
.auth-card-wide{width:min(620px,calc(100% - 28px))}
.agreement-box{border:1px solid var(--line);background:rgba(255,255,255,.62);padding:13px 14px;margin:10px 0;display:flex;justify-content:space-between;gap:14px;align-items:flex-start}
.agreement-box>a{flex:0 0 auto;color:var(--red);font:10.5px var(--mono);text-decoration:underline;text-underline-offset:3px}
.agreement-check{display:flex;align-items:flex-start;gap:9px;line-height:1.45;cursor:pointer}
.agreement-check input{width:17px;height:17px;margin-top:2px;flex:0 0 auto}
.agreement-check small{color:var(--ink-soft)}
.agreement-check.compact{margin:10px 0;font-size:12px}
.agreement-check a{color:var(--red);text-decoration:underline;text-underline-offset:2px}
.policy-page{background:var(--wall)}
.policy-wrap{max-width:var(--page-max-width)}
.policy-card{background:var(--paper);border:1px solid var(--line);padding:32px;line-height:1.75}
.policy-card h2{font:700 20px/1.3 var(--display);margin:30px 0 8px}
.policy-card h2:first-child{margin-top:0}
.policy-card p{margin:7px 0;color:var(--ink-soft)}
.policy-important{border-left:4px solid var(--red);background:var(--red-soft);padding:14px 16px;margin:10px 0;color:var(--ink);font-weight:600}
.note-author-meta{margin-top:7px;color:var(--patina);font:10.5px var(--mono);letter-spacing:.02em;text-align:right}
.member-row-position{grid-template-columns:minmax(190px,1.2fr) minmax(190px,1fr) 170px auto auto}
.compact-field{margin:0}
.compact-field label{margin-bottom:4px}
.admin-user-profile{grid-template-columns:minmax(190px,1.1fr) minmax(150px,.8fr) 170px 140px auto}
.app-footer a{color:inherit;text-decoration:none}
.app-footer a:hover{color:var(--red)}
@media(max-width:1050px){
 .member-row-position,.admin-user-profile{grid-template-columns:1fr 1fr 1fr}
 .member-row-position>*:nth-last-child(-n+2),.admin-user-profile>*:last-child{justify-self:start}
}
@media(max-width:700px){
 .agreement-box{display:block}
 .agreement-box>a{display:inline-block;margin:9px 0 0 26px}
 .policy-card{padding:22px 17px}
 .member-row-position,.admin-user-profile{grid-template-columns:1fr}
 .note-author-meta{text-align:left}
}


/* v1.14 centered authentication screens and maintainer upgrade permission */
body.auth-page{
  display:grid;
  grid-template-rows:auto minmax(0,1fr) auto;
  align-items:stretch;
  justify-items:stretch;
  min-height:100vh;
  padding:0;
}
.auth-page > .topbar{grid-row:1;width:100%}
.auth-page > .auth-card{
  grid-row:2;
  align-self:center;
  justify-self:center;
  margin:34px 18px !important;
}
.auth-page > .app-footer{
  grid-row:3;
  width:100%;
  margin:0;
}
.maintenance-guide{width:100%;max-width:100%}
.maintenance-guide p{line-height:1.7}
.maintenance-guide pre{overflow:auto;border:1px solid var(--line);background:#fff;padding:16px;line-height:1.6}
.maintenance-guide code{font-family:var(--mono)}
@media(max-width:640px){
  .auth-page > .auth-card{margin:22px 14px !important}
}


/* v1.15 auth screens use full viewport width and centered card */
html, body.auth-page{width:100%;}
body.auth-page{display:flex;flex-direction:column;min-height:100vh;align-items:stretch;justify-content:flex-start;padding:0;}
body.auth-page > .topbar{width:100%;max-width:none;flex:0 0 auto;align-self:stretch;justify-self:auto;}
body.auth-page > .auth-card{flex:0 0 auto;width:min(620px, calc(100vw - 36px));margin:auto !important;}
body.auth-page > .auth-card:not(.auth-card-wide){width:min(440px, calc(100vw - 36px));}
body.auth-page > .app-footer{width:100%;max-width:none;flex:0 0 auto;margin-top:0;}
@media(max-width:640px){body.auth-page > .auth-card, body.auth-page > .auth-card:not(.auth-card-wide){width:calc(100vw - 28px);margin:auto 14px !important;}}


/* v1.16 simplified authentication navigation */
.auth-links-single{justify-content:flex-start}

/* v1.17 cumulative stage memo history */
.stage-memo-list{display:flex;flex-direction:column;gap:9px}
.stage-memo-card{border:1px solid var(--line);background:#fff;padding:14px 15px}
.stage-memo-card.is-deleted{background:var(--wall);color:var(--plaster)}
.stage-memo-content{font-size:14px;line-height:1.7;white-space:pre-wrap;overflow-wrap:anywhere}
.stage-memo-footer{display:flex;justify-content:space-between;align-items:flex-end;gap:14px;margin-top:10px;padding-top:9px;border-top:1px solid var(--line)}
.stage-memo-meta{font:10.5px var(--mono);color:var(--patina);line-height:1.55}
.stage-memo-actions{display:flex;align-items:center;gap:4px;flex:0 0 auto}
.stage-memo-compose{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:9px;align-items:stretch;margin-top:11px}
.stage-memo-compose textarea{width:100%;min-height:86px;border:1px solid var(--line);background:#fff;padding:11px 12px;resize:vertical;color:var(--ink)}
.stage-memo-compose textarea:focus{outline:none;border-color:var(--ink)}
.stage-memo-compose .btn{min-width:112px}
.stage-memo-empty{padding:28px 18px}
@media(max-width:700px){
  .stage-memo-footer{display:block}
  .stage-memo-actions{margin-top:9px}
  .stage-memo-compose{grid-template-columns:1fr}
  .stage-memo-compose .btn{width:100%}
}

/* v2.0 organization, collaboration, professional modules and operations */
.org-switch{max-width:190px;background:#2b2823;color:#fff;border:1px solid rgba(255,255,255,.22);padding:7px 28px 7px 9px;font:10px var(--mono)}
.org-switch option{color:#111;background:#fff}.nav-count{display:inline-grid;place-items:center;min-width:18px;height:18px;padding:0 5px;border-radius:10px;background:var(--red);color:#fff;font-size:9px;margin-left:3px}
.org-summary-grid,.system-summary{display:grid;grid-template-columns:2fr 1fr;gap:16px;margin-bottom:22px}.system-summary{grid-template-columns:repeat(3,minmax(0,1fr))}.workspace-columns{display:grid;grid-template-columns:1fr 1fr;gap:22px}.settings-grid{display:grid;grid-template-columns:1fr 1.2fr;gap:18px;margin-bottom:18px}.soft-rule{border:0;border-top:1px solid var(--line);margin:25px 0}.auth-split{display:grid;grid-template-columns:1fr 1fr;gap:28px}.auth-split form{border:1px solid var(--line);padding:20px;background:#fff}
.notification-list{display:grid;gap:10px}.notification-item{border:1px solid var(--line);background:var(--paper);padding:18px;opacity:.72}.notification-item.unread{opacity:1;border-left:4px solid var(--red)}.notification-item h3{font:700 19px var(--display);margin:8px 0 6px}.notification-item p{color:var(--ink-soft);line-height:1.6}.notification-foot{display:flex;justify-content:space-between;align-items:center;color:var(--plaster);font:10px var(--mono)}
.collab-layout{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(360px,.75fr);gap:18px}.collab-layout>section:last-child{display:grid;gap:18px;align-content:start}.comment-list,.approval-list,.timeline{display:grid;gap:10px;margin-top:20px}.comment-card,.approval-card{border:1px solid var(--line);background:#fff;padding:16px}.comment-card.deleted{opacity:.55}.comment-content{font-size:14px;line-height:1.75;white-space:normal}.comment-meta{margin-top:10px;color:var(--patina);font:10px var(--mono)}.comment-actions{display:flex;justify-content:flex-end;gap:6px;margin-top:9px}.approval-card h3{margin:6px 0;font:700 18px var(--display)}.approval-card p{line-height:1.6}.approval-review{margin-top:10px;background:var(--patina-soft);border-left:3px solid var(--patina);padding:10px 12px}.timeline-item{border-left:2px solid var(--line);padding:3px 0 10px 14px;line-height:1.55}.timeline-item span{display:block;color:var(--plaster);font:10px var(--mono);margin-top:4px}
.module-tabs .tab-btn{min-width:140px}.module-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.module-card{min-height:150px}.module-card .card-line{word-break:break-word}.module-card .card-top>div:last-child{display:flex;gap:5px;flex-wrap:wrap}.tab-panel>.toolbar h2{font-size:29px}.tab-panel .table-wrap{margin-bottom:22px}
.health-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:9px;margin:15px 0}.health-item{display:flex;align-items:center;gap:10px;border:1px solid var(--line);padding:12px;background:#fff}.health-item strong{width:25px;height:25px;display:grid;place-items:center;border-radius:50%}.health-item.ok strong{background:var(--patina-soft);color:var(--patina)}.health-item.fail strong{background:var(--red-soft);color:var(--red)}.audit-table{max-height:560px}.audit-table table{min-width:1100px}
.policy-card code,.maintenance-guide code{font-family:var(--mono);background:#f1eee7;padding:1px 4px}.panel h2{font:700 26px/1.2 var(--display);margin:3px 0 12px}.workspace-columns section>h2{font:700 26px var(--display)}
@media(max-width:1100px){.workspace-columns,.settings-grid,.collab-layout{grid-template-columns:1fr}.module-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.system-summary{grid-template-columns:1fr 1fr}.org-summary-grid{grid-template-columns:1fr}.topnav{gap:5px}.topnav a{padding:6px 8px}}
@media(max-width:760px){.auth-split,.module-grid,.system-summary,.health-grid{grid-template-columns:1fr}.org-switch{max-width:150px}.collab-layout{display:block}.collab-layout>section:last-child{margin-top:18px}.module-tabs .tab-btn{min-width:130px}.workspace-columns{display:block}.workspace-columns>section+section{margin-top:24px}}

/* v2.0 compatibility UI: preserve the v1.17 workflow and reveal extensions only on demand */
.management-card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-top:18px}
.management-card{display:block;background:var(--paper);border:1px solid var(--line);padding:22px;min-height:150px;box-shadow:var(--shadow)}
.management-card:hover{border-color:var(--ink);transform:translateY(-1px)}
.management-card h2{font:700 22px/1.2 var(--display);margin:0 0 10px}
.management-card p{margin:0;color:var(--ink-soft);line-height:1.65}
.compact-management-panel{padding:22px 24px}
.workspace-switch-field{min-width:260px}
.extension-tool-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.extension-tool-card{display:flex;flex-direction:column;align-items:flex-start;gap:7px;text-align:left;border:1px solid var(--line);background:#fff;color:var(--ink);padding:18px;min-height:108px;width:100%}
.extension-tool-card:hover{border-color:var(--ink);background:var(--wall)}
.extension-tool-card strong{font:700 19px var(--display)}
.extension-tool-card span{color:var(--ink-soft);line-height:1.55;font-size:13px}
.extension-tool-button{cursor:pointer;font-family:var(--body)}
.org-summary-grid{grid-template-columns:1fr}
.nav-count{display:inline-grid;place-items:center;min-width:16px;height:16px;margin-left:3px;padding:0 4px;border-radius:9px;background:var(--red);color:#fff;font:9px var(--mono)}
@media(max-width:900px){.management-card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:640px){.management-card-grid,.extension-tool-grid{grid-template-columns:1fr}.workspace-switch-field{min-width:100%;width:100%}}


/* v2.1.1 unified page width */
main.wrap,
section.wrap,
div.wrap{
  width:100%;
  max-width:var(--page-max-width);
  margin-left:auto;
  margin-right:auto;
}
.page-head,
.masthead,
.tabs,
.module-tabs,
.tab-panel,
.workspace-tab-panel,
.panel,
.notification-list,
.management-card-grid,
.feature-grid,
.info-grid,
.workflow-list{
  width:100%;
  max-width:100%;
}

/* v2.2 realtime presence + chat */
.workspace-banner--split{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}
.workspace-banner__meta{display:flex;gap:14px;flex-wrap:wrap;align-items:center}
.workspace-banner__actions{display:flex;gap:10px;align-items:center}
.inline-count{display:inline-flex;align-items:center;justify-content:center;min-width:22px;height:22px;padding:0 7px;border-radius:999px;background:rgba(24,22,19,.08);font-size:12px;margin-left:6px}
.realtime-drawer__header .eyebrow{margin-bottom:4px}
.realtime-drawer{position:fixed;top:0;right:0;width:min(440px,100vw);height:100vh;background:#f8f5ef;border-left:1px solid var(--line,#d7d0c5);box-shadow:-10px 0 40px rgba(0,0,0,.12);z-index:60;transform:translateX(100%);transition:transform .24s ease;display:flex;flex-direction:column}
.realtime-drawer.show{transform:translateX(0)}
.realtime-drawer__backdrop{position:fixed;inset:0;background:rgba(0,0,0,.24);opacity:0;pointer-events:none;transition:opacity .2s ease;z-index:55}
.realtime-drawer__backdrop.show{opacity:1;pointer-events:auto}
.realtime-drawer__header{padding:20px 22px 16px;border-bottom:1px solid var(--line,#d7d0c5);display:flex;justify-content:space-between;align-items:flex-start;gap:10px}
.realtime-drawer__header h3{margin:0;font-size:26px}
.realtime-drawer__tabs{display:flex;gap:8px;padding:12px 22px;border-bottom:1px solid var(--line,#d7d0c5)}
.realtime-tab{border:1px solid var(--line,#d7d0c5);background:#fff;padding:10px 14px;font:inherit;cursor:pointer}
.realtime-tab.active{background:var(--ink,#171513);color:#fff;border-color:var(--ink,#171513)}
.realtime-drawer__body{padding:18px 22px 24px;overflow:auto;flex:1}
.realtime-panel{display:flex;flex-direction:column;gap:14px;min-height:100%}
.realtime-panel__summary{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap}
.online-user-list{display:flex;flex-direction:column;gap:10px}
.online-user{display:flex;justify-content:space-between;gap:14px;padding:14px;border:1px solid var(--line,#d7d0c5);background:#fff}
.online-user__meta{display:flex;flex-direction:column;align-items:flex-end;gap:4px;color:#5c5c5c;font-size:13px}
.presence-dot{width:10px;height:10px;border-radius:50%;display:inline-block;background:#6d8a72;margin-right:6px}
.chat-message-list{display:flex;flex-direction:column;gap:10px;overflow:auto;min-height:280px;max-height:calc(100vh - 320px);padding-right:4px}
.chat-message{display:flex}
.chat-message.mine{justify-content:flex-end}
.chat-message__bubble{max-width:85%;background:#fff;border:1px solid var(--line,#d7d0c5);padding:12px 14px;display:flex;flex-direction:column;gap:8px}
.chat-message.mine .chat-message__bubble{background:#eef1eb}
.chat-message.deleted .chat-message__bubble{background:#f4f0eb;color:#757575}
.chat-message__meta{font-size:13px;color:#5c5c5c}
.chat-message__text{line-height:1.6;white-space:normal;word-break:break-word}
.chat-message__submeta{display:flex;gap:8px;flex-wrap:wrap;font-size:12px;color:#787878}
.chat-message__actions{display:flex;gap:8px;justify-content:flex-end}
.chat-composer{margin-top:auto;border-top:1px solid var(--line,#d7d0c5);padding-top:14px;display:flex;flex-direction:column;gap:10px}
.chat-composer textarea{width:100%;min-height:92px;resize:vertical;padding:12px;border:1px solid var(--line,#d7d0c5);background:#fff;font:inherit}
.chat-composer__actions{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap}
body.drawer-open{overflow:hidden}
@media(max-width:720px){.realtime-drawer{width:100vw}.chat-message__bubble{max-width:92%}.realtime-panel__summary,.chat-composer__actions,.online-user{align-items:flex-start}.online-user{flex-direction:column}.online-user__meta{align-items:flex-start}}


/* v2.2.4 admin password reset */
.admin-password-panel{max-width:100%}
.admin-password-user-list{display:grid;gap:10px}
.admin-password-user{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:14px 16px;border:1px solid var(--line);background:var(--wall)}
.admin-password-user.selected{outline:2px solid var(--patina);outline-offset:2px}
.password-reset-inline{display:grid;grid-template-columns:minmax(0,1fr) auto auto;gap:8px;align-items:center}
@media(max-width:640px){.admin-password-user{align-items:flex-start;flex-direction:column}.password-reset-inline{grid-template-columns:1fr 1fr}.password-reset-inline input{grid-column:1/-1}}

/* v2.2.5 budget operations */
.budget-title-row{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin-bottom:14px;flex-wrap:wrap}
.budget-summary--five{grid-template-columns:repeat(5,minmax(0,1fr))}
.budget-remain{border-width:2px}
.budget-remain.is-over{background:var(--red-soft)}
.budget-balance-note{display:flex;gap:12px 22px;align-items:center;flex-wrap:wrap;margin:-2px 0 16px;padding:10px 12px;border:1px solid var(--line);background:var(--wall);font-size:12px;color:var(--ink-soft)}
.budget-table--ops{min-width:1220px}
.budget-table--ops td:nth-child(2){min-width:300px;white-space:normal}
.budget-table--ops td:nth-child(3){min-width:150px}
.budget-item-cell .muted{margin-top:4px}
.budget-row-actions{display:flex;gap:6px;flex-wrap:wrap;margin-top:9px}
.budget-file-list{display:flex;flex-direction:column;gap:8px;margin:12px 0 18px}
@media(max-width:1050px){.budget-summary--five{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media(max-width:700px){.budget-summary--five{grid-template-columns:1fr 1fr}.budget-title-row .btn{width:100%}}
@media(max-width:460px){.budget-summary--five{grid-template-columns:1fr}}


/* v2.2.6 user search */
.admin-user-search{display:flex;align-items:end;justify-content:space-between;gap:18px;margin:18px 0;padding:16px 18px;border:1px solid var(--line,#d7d0c5);background:rgba(255,255,255,.72)}
.admin-user-search .field{flex:1;margin:0}.admin-user-search input[type=search]{width:100%}
.admin-user-search__meta{display:flex;align-items:center;gap:8px;white-space:nowrap}.admin-user-search__meta strong{font-size:22px}
@media(max-width:720px){.admin-user-search{align-items:stretch;flex-direction:column}.admin-user-search__meta{justify-content:space-between}}