:root {
  --bg:#f4ede0; --paper:#fdfaf3; --ink:#1a1410;
  --rust:#b34a26; --forest:#3a6b48; --forest-bg:#dde8df;
  --amber:#a87d2c; --amber-bg:#fef0d4; --amber-ink:#6e4d12;
  --sand:#8a7560; --line:rgba(26,20,16,0.15);
  --line-soft:rgba(26,20,16,0.08); --hover:rgba(26,20,16,0.05);
}
*{box-sizing:border-box;margin:0;padding:0}
html,body{background:var(--bg);color:var(--ink);font-family:'DM Sans',system-ui,sans-serif;font-size:14px;line-height:1.5;min-height:100vh}
body{background-image:radial-gradient(rgba(0,0,0,0.022) 1px,transparent 1px);background-size:3px 3px}
.display{font-family:'Fraunces',serif;letter-spacing:-0.01em}
.mono{font-family:'JetBrains Mono',monospace}
.micro{font-size:10px;text-transform:uppercase;letter-spacing:0.2em;color:var(--sand)}
.micro-ink{font-size:11px;text-transform:uppercase;letter-spacing:0.25em;color:var(--ink)}
.ticket{box-shadow:0 1px 0 rgba(26,20,16,0.06),0 8px 24px -14px rgba(26,20,16,0.18)}
button{font-family:inherit;cursor:pointer;background:none;border:none;color:inherit}
button:disabled{cursor:not-allowed;opacity:0.4}
input,select,textarea{font-family:inherit;font-size:inherit;color:inherit}
input:focus,select:focus,textarea:focus{outline:none;border-color:rgba(26,20,16,0.4) !important}
.relative{position:relative}
.hidden{display:none !important}

header{border-bottom:1px solid var(--line);background:var(--bg);position:sticky;top:0;z-index:30}
.header-inner{max-width:1400px;margin:0 auto;padding:16px 24px;display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:14px}
.brand-mark{width:40px;height:40px;background:var(--ink);color:var(--bg);display:grid;place-items:center;border-radius:2px}
.brand-mark svg{width:20px;height:20px}
.brand-name{font-size:24px;line-height:1}
.brand-sub{margin-top:4px}

.tabs{max-width:1400px;margin:0 auto;padding:0 24px;display:flex;gap:4px;margin-bottom:-1px}
.tab{padding:12px 20px;display:flex;align-items:center;gap:8px;font-size:14px;color:var(--sand);border-bottom:2px solid transparent;transition:all 0.15s}
.tab:hover{color:var(--ink)}
.tab.active{color:var(--ink);border-bottom-color:var(--rust)}
.tab svg{width:16px;height:16px}

.user-button{display:flex;align-items:center;gap:8px;padding:8px 12px;border:1px solid var(--line);border-radius:2px;transition:background 0.15s}
.user-button:hover{background:var(--hover)}
.user-button svg{width:16px;height:16px}
.user-menu{position:absolute;right:0;top:100%;margin-top:8px;width:240px;background:var(--paper);border:1px solid var(--line);border-radius:2px;z-index:50;display:none}
.user-menu.open{display:block}
.user-menu-header{padding:12px 16px;border-bottom:1px solid var(--line-soft)}
.user-menu-name{font-family:'Fraunces',serif;font-size:16px}
.user-menu-role{font-size:11px;color:var(--sand);text-transform:uppercase;letter-spacing:0.1em;margin-top:2px}
.user-menu-action{width:100%;text-align:left;padding:10px 16px;display:flex;align-items:center;gap:10px;transition:background 0.1s;font-size:14px}
.user-menu-action:hover{background:var(--hover)}
.user-menu-action svg{width:14px;height:14px;color:var(--sand)}
.user-menu-action.danger{color:var(--rust)}
.user-menu-action.danger svg{color:var(--rust)}

.center-page{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px}
.auth-card{background:var(--paper);border:1px solid var(--line);border-radius:2px;padding:40px;max-width:440px;width:100%}
.auth-mark{width:56px;height:56px;margin:0 auto 16px;background:var(--ink);color:var(--bg);border-radius:2px;display:grid;place-items:center}
.auth-mark svg{width:28px;height:28px}
.auth-card h1{font-family:'Fraunces',serif;font-size:32px;text-align:center;letter-spacing:-0.02em}
.auth-card .sub{color:var(--sand);text-align:center;margin-top:8px;font-size:13px}
.auth-card form{display:flex;flex-direction:column;gap:16px;margin-top:32px}
.auth-card label{display:flex;flex-direction:column;gap:6px}
.auth-card .label-text{font-size:11px;text-transform:uppercase;letter-spacing:0.2em;color:var(--sand)}
.auth-card input{padding:10px 12px;background:var(--bg);border:1px solid var(--line);border-radius:2px;font-size:14px}
.auth-card .submit{padding:12px;background:var(--ink);color:var(--bg);border-radius:2px;font-size:14px;transition:background 0.15s}
.auth-card .submit:hover{background:var(--rust)}
.error-banner{background:rgba(179,74,38,0.1);border:1px solid rgba(179,74,38,0.3);color:var(--rust);padding:10px 12px;border-radius:2px;font-size:13px}
.info-banner{background:var(--amber-bg);border:1px solid rgba(168,125,44,0.3);color:var(--amber-ink);padding:12px;border-radius:2px;font-size:13px;line-height:1.5}

main{max-width:1400px;margin:0 auto;padding:32px 24px}
.toolbar{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-bottom:24px}
.toolbar h2{font-size:36px;line-height:1;margin-top:4px}
.toolbar-controls{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.filter-group{display:flex;align-items:center;gap:8px}
.filter-group select{padding:6px 8px;background:var(--paper);border:1px solid var(--line);border-radius:2px;font-size:14px}
.nav-group{display:flex;align-items:center;border:1px solid var(--line);border-radius:2px;overflow:hidden}
.nav-group button{padding:6px 8px;transition:background 0.1s}
.nav-group button:hover{background:var(--hover)}
.nav-group .today{padding:6px 12px;font-size:11px;text-transform:uppercase;letter-spacing:0.1em;border-left:1px solid var(--line);border-right:1px solid var(--line)}
.nav-group svg{width:16px;height:16px}

.calendar{background:var(--paper);border:1px solid var(--line);border-radius:2px;overflow:hidden}
.calendar-head{display:grid;grid-template-columns:60px repeat(7,1fr);border-bottom:1px solid var(--line-soft);background:rgba(26,20,16,0.03)}
.calendar-head .day-cell{padding:12px;text-align:center;border-left:1px solid var(--line-soft)}
.calendar-head .day-cell:first-of-type{border-left:none}
.calendar-head .day-cell.today{background:rgba(179,74,38,0.08)}
.day-num{font-family:'Fraunces',serif;font-size:24px;line-height:1;margin-top:2px}
.day-cell.today .day-num{color:var(--rust)}
.calendar-body{position:relative}
.hour-row{display:grid;grid-template-columns:60px repeat(7,1fr);border-bottom:1px solid rgba(26,20,16,0.06);min-height:64px}
.hour-row:last-child{border-bottom:none}
.hour-label{padding:8px;text-align:right;font-family:'JetBrains Mono',monospace;font-size:10px;color:var(--sand)}
.hour-cell{position:relative;border-left:1px solid rgba(26,20,16,0.06)}
.hour-cell.clickable{cursor:pointer;transition:background 0.1s}
.hour-cell.clickable:hover{background:rgba(179,74,38,0.05)}

.slot-chip{position:absolute;left:4px;right:4px;border-left:2px solid;border-radius:2px;padding:6px 8px;text-align:left;overflow:hidden;z-index:10;transition:filter 0.1s;cursor:pointer}
.slot-chip:hover{filter:brightness(0.95)}
.slot-chip.scheduled{background:rgba(26,20,16,0.06);border-left-color:rgba(26,20,16,0.4);color:var(--ink)}
.slot-chip.pending{background:var(--amber-bg);border-left-color:var(--amber);color:var(--amber-ink)}
.slot-chip.completed{background:var(--forest-bg);border-left-color:var(--forest);color:#234d2f}
.slot-chip-top{display:flex;align-items:center;justify-content:space-between;gap:4px}
.slot-chip-time{font-family:'JetBrains Mono',monospace;font-size:10px;opacity:0.7}
.slot-chip-name{font-family:'Fraunces',serif;font-size:13px;line-height:1.1;margin-top:2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.slot-chip-subject{font-size:10px;opacity:0.75;text-transform:uppercase;letter-spacing:0.05em;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.slot-chip-shooter{font-size:10px;opacity:0.6;margin-top:2px;display:flex;align-items:center;gap:4px}
.slot-chip-shooter svg{width:10px;height:10px}
.slot-chip svg{width:12px;height:12px;flex-shrink:0}

.legend-row{margin-top:24px;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px}
.legend{display:flex;flex-wrap:wrap;gap:20px;font-size:12px;color:var(--sand)}
.legend-item{display:flex;align-items:center;gap:6px}
.legend-dot{width:8px;height:8px;border-radius:50%}
.legend svg{width:12px;height:12px}

.btn-primary{display:inline-flex;align-items:center;gap:8px;padding:8px 16px;background:var(--ink);color:var(--bg);border-radius:2px;font-size:14px;transition:background 0.15s}
.btn-primary:hover{background:var(--rust)}
.btn-primary svg{width:16px;height:16px}
.btn-secondary{padding:8px 16px;border:1px solid var(--line);border-radius:2px;font-size:14px;transition:background 0.15s}
.btn-secondary:hover{background:var(--hover)}

.teacher-grid{display:grid;grid-template-columns:280px 1fr;gap:32px}
@media (max-width:900px){.teacher-grid{grid-template-columns:1fr}}
.teacher-list{display:flex;flex-direction:column;gap:4px}
.teacher-item{text-align:left;padding:10px 12px;border-radius:2px;border:1px solid var(--line);background:var(--paper);transition:all 0.15s}
.teacher-item:hover{border-color:rgba(26,20,16,0.3)}
.teacher-item.active{background:var(--ink);color:var(--bg);border-color:var(--ink)}
.teacher-item-name{font-family:'Fraunces',serif;font-size:16px;line-height:1.2}
.teacher-item-sub{font-size:10px;text-transform:uppercase;letter-spacing:0.1em;opacity:0.7;margin-top:2px}
.teacher-detail-head{border-bottom:1px solid var(--line);padding-bottom:16px;margin-bottom:24px}
.teacher-detail-head h2{font-size:36px;margin-top:4px}
.teacher-detail-stats{color:var(--sand);margin-top:8px;font-size:14px}

.section{margin-bottom:32px}
.section-title{margin-bottom:12px}
.slot-row{display:flex;align-items:center;gap:16px;background:var(--paper);border:1px solid var(--line);border-radius:2px;padding:16px;transition:border-color 0.15s;width:100%;text-align:left;margin-bottom:8px}
.slot-row:hover{border-color:rgba(26,20,16,0.35)}
.slot-row.muted{opacity:0.7}
.slot-row-date{width:56px;flex-shrink:0;text-align:center}
.slot-row-day{font-size:10px;text-transform:uppercase;letter-spacing:0.2em;color:var(--sand)}
.slot-row-num{font-family:'Fraunces',serif;font-size:30px;line-height:1;margin-top:4px}
.slot-row-body{flex:1;min-width:0}
.slot-row-time{font-family:'JetBrains Mono',monospace;font-size:12px;color:var(--sand)}
.slot-row-topic{font-family:'Fraunces',serif;font-size:18px;line-height:1.2;margin-top:2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.slot-row-shooter{font-size:12px;color:var(--sand);margin-top:2px;display:flex;align-items:center;gap:4px}
.slot-row-shooter svg{width:12px;height:12px}
.slot-row-status svg{width:20px;height:20px}
.empty{color:var(--sand);font-style:italic;padding:16px 0;font-size:14px}

.manage-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
@media (max-width:900px){.manage-grid{grid-template-columns:1fr}}
.panel{background:var(--paper);border:1px solid var(--line);border-radius:2px;padding:20px}
.panel-head{display:flex;align-items:center;gap:8px;margin-bottom:16px}
.panel-head h3{font-family:'Fraunces',serif;font-size:20px}
.panel-head .count{font-family:'JetBrains Mono',monospace;font-size:12px;color:var(--sand)}
.panel-head svg{width:16px;height:16px}
.person-card{border:1px solid var(--line-soft);border-radius:2px;padding:12px;margin-bottom:8px}
.person-card-head{display:flex;align-items:flex-start;justify-content:space-between;gap:8px}
.person-card-name{font-family:'Fraunces',serif;font-size:16px;line-height:1.2}
.person-card-sub{font-size:10px;text-transform:uppercase;letter-spacing:0.1em;color:var(--sand);margin-top:2px}
.person-card-actions{display:flex;gap:4px;opacity:0;transition:opacity 0.15s}
.person-card:hover .person-card-actions{opacity:1}
.icon-btn{padding:4px;border-radius:2px;transition:background 0.1s}
.icon-btn:hover{background:var(--hover)}
.icon-btn.danger:hover{background:rgba(179,74,38,0.1)}
.icon-btn svg{width:14px;height:14px}
.icon-btn.danger svg{color:var(--rust)}
.add-button{width:100%;border:1px dashed rgba(26,20,16,0.25);border-radius:2px;padding:14px;color:var(--sand);transition:all 0.15s;display:flex;align-items:center;justify-content:center;gap:6px;font-size:14px}
.add-button:hover{border-color:rgba(26,20,16,0.5);color:var(--ink)}
.add-button svg{width:16px;height:16px}
.add-form{border:1px solid var(--line);border-radius:2px;padding:12px;background:rgba(26,20,16,0.02);display:flex;flex-direction:column;gap:8px}
.add-form input,.add-form select{padding:6px 8px;background:var(--paper);border:1px solid var(--line-soft);border-radius:2px;font-size:14px}
.add-form-actions{display:flex;gap:8px}
.add-form-actions button{flex:1;padding:6px 8px;border-radius:2px;font-size:12px}
.add-form-actions .save{background:var(--ink);color:var(--bg)}
.add-form-actions .cancel{border:1px solid var(--line)}

.accounts-section{max-width:800px}
.setting-row{display:flex;gap:8px;align-items:stretch;margin-bottom:8px}
.setting-row input{flex:1;padding:8px 12px;background:var(--paper);border:1px solid var(--line);border-radius:2px;font-size:14px}
.user-row{display:flex;align-items:center;gap:12px;padding:12px;border:1px solid var(--line-soft);border-radius:2px;margin-bottom:8px}
.user-row-info{flex:1;min-width:0}
.user-row-username{font-family:'JetBrains Mono',monospace;font-size:14px}
.user-row-meta{font-size:11px;color:var(--sand);text-transform:uppercase;letter-spacing:0.1em;margin-top:2px}
.user-row-actions{display:flex;gap:6px}
.role-badge{display:inline-block;padding:2px 8px;background:rgba(26,20,16,0.06);border-radius:2px;font-size:11px;text-transform:uppercase;letter-spacing:0.1em;margin-right:8px}
.role-badge.admin_edit{background:var(--ink);color:var(--bg)}
.role-badge.admin_view{background:var(--amber);color:var(--bg)}
.role-badge.shooting{background:rgba(179,74,38,0.15);color:var(--rust)}
.role-badge.teacher{background:var(--forest-bg);color:var(--forest)}
.pending-pw{font-size:10px;color:var(--amber);text-transform:uppercase;letter-spacing:0.1em;padding:2px 6px;border:1px solid var(--amber);border-radius:2px}

.modal-backdrop{position:fixed;inset:0;background:rgba(26,20,16,0.4);backdrop-filter:blur(4px);z-index:100;display:none;align-items:center;justify-content:center;padding:16px}
.modal-backdrop.open{display:flex}
.modal{background:var(--paper);border:1px solid var(--line);border-radius:2px;max-width:520px;width:100%;max-height:90vh;overflow-y:auto}
.modal-head{border-bottom:1px solid var(--line-soft);padding:16px 24px;display:flex;justify-content:space-between;align-items:center}
.modal-head h3{font-family:'Fraunces',serif;font-size:22px;margin-top:2px}
.modal-body{padding:24px;display:flex;flex-direction:column;gap:16px}
.modal-foot{border-top:1px solid var(--line-soft);padding:16px 24px;display:flex;justify-content:space-between;align-items:center;gap:12px;background:rgba(26,20,16,0.02)}
.modal-foot-actions{display:flex;gap:8px}
.close-btn{padding:6px;border-radius:2px}
.close-btn:hover{background:var(--hover)}
.close-btn svg{width:20px;height:20px}

.field{display:flex;flex-direction:column;gap:6px}
.field-label{color:var(--sand)}
.field input,.field select,.field textarea{padding:8px 12px;background:var(--bg);border:1px solid var(--line);border-radius:2px;font-size:14px}
.field input.mono{font-family:'JetBrains Mono',monospace}
.field textarea{resize:none;min-height:70px;font-family:inherit}
.field-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.read-field{display:flex;flex-direction:column;gap:2px}
.read-field-label{color:var(--sand);font-size:10px;text-transform:uppercase;letter-spacing:0.2em}

.status-panel{border:1px solid var(--line-soft);border-radius:2px;padding:16px}
.status-panel.scheduled{background:rgba(26,20,16,0.04)}
.status-panel.pending{background:var(--amber-bg)}
.status-panel.completed{background:var(--forest-bg)}
.status-panel-head{display:flex;align-items:center;gap:8px;margin-bottom:12px}
.status-panel-head .label{font-family:'Fraunces',serif;font-size:16px}
.status-panel-head svg{width:16px;height:16px}
.status-panel.scheduled .status-panel-head{color:var(--sand)}
.status-panel.pending .status-panel-head{color:var(--amber)}
.status-panel.completed .status-panel-head{color:var(--forest)}
.confirm-row{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:4px 0}
.confirm-row-label{display:flex;align-items:center;gap:8px;min-width:0;font-size:14px}
.confirm-row-label svg{width:14px;height:14px;color:var(--sand);flex-shrink:0}
.confirm-btn{display:flex;align-items:center;gap:6px;padding:4px 10px;border-radius:2px;font-size:12px;flex-shrink:0}
.confirm-btn.confirmed{background:var(--forest);color:var(--bg)}
.confirm-btn.unconfirmed{border:1px solid var(--line)}
.confirm-btn.unconfirmed:hover:not(:disabled){background:var(--hover)}
.confirm-btn svg{width:12px;height:12px}
.status-help{font-size:12px;color:var(--amber-ink);margin-top:12px;line-height:1.5}

.delete-link{color:var(--rust);font-size:12px;display:flex;align-items:center;gap:4px}
.delete-link:hover{text-decoration:underline}
.delete-link svg{width:12px;height:12px}
.delete-confirm{display:flex;gap:8px}
.delete-confirm button{padding:6px 12px;font-size:12px;border-radius:2px}
.delete-confirm .yes{background:var(--rust);color:var(--bg)}
.delete-confirm .no{border:1px solid var(--line)}

.toast-container{position:fixed;bottom:24px;right:24px;z-index:200;display:flex;flex-direction:column;gap:8px}
.toast{background:var(--ink);color:var(--bg);padding:12px 16px;border-radius:2px;font-size:13px;max-width:320px;box-shadow:0 8px 24px rgba(0,0,0,0.2);animation:slideIn 0.2s ease-out}
.toast.error{background:var(--rust)}
.toast.success{background:var(--forest)}
@keyframes slideIn{from{opacity:0;transform:translateX(20px)}to{opacity:1;transform:translateX(0)}}

footer{max-width:1400px;margin:0 auto;padding:32px 24px;text-align:center}

@media (max-width:700px){
  .calendar-head .day-cell{padding:6px 2px}
  .day-num{font-size:18px}
  .hour-label{padding:4px;font-size:9px}
  .slot-chip{padding:4px 6px}
  .slot-chip-name{font-size:11px}
  .slot-chip-shooter{display:none}
  .toolbar h2{font-size:26px}
  .brand-name{font-size:20px}
  main{padding:20px 12px}
  .header-inner{padding:12px 16px}
  .tabs{padding:0 16px}
}