@import url('https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,600;9..144,700&family=IBM+Plex+Sans:wght@400;500;600;700&family=IBM+Plex+Mono:wght@400;500;600&display=swap');

/* ---------- Design tokens (giữ nguyên từ bản v1) ---------- */
:root{
  --bg:#F7F3EA; --paper:#FFFFFF; --ink:#2B2419; --ink-soft:#7A6F5F; --ink-faint:#B8AC96;
  --line:#E7DDC9; --brass:#B0812F; --brass-deep:#8C6524; --sage:#5E7A55; --sage-bg:#EAF0E4;
  --brick:#A44B3B; --brick-bg:#F7E7E2; --sand:#EFE7D2; --sand-ink:#9C8F72;
  --radius:14px; --safe-bottom:env(safe-area-inset-bottom,0px); --safe-top:env(safe-area-inset-top,0px);
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent;}
html,body{height:100%;}
body{
  margin:0;background:var(--bg);color:var(--ink);font-family:'IBM Plex Sans',sans-serif;
  -webkit-font-smoothing:antialiased;overscroll-behavior-y:none;
}
#app{display:flex;flex-direction:column;height:100dvh;max-width:520px;margin:0 auto;background:var(--bg);}

/* ---------- Screens ---------- */
.screen{display:none;flex:1;flex-direction:column;overflow:hidden;}
.screen.active{display:flex;}

/* ---------- Login ---------- */
#loginScreen{align-items:center;justify-content:center;padding:32px;text-align:center;}
.login-mark{
  width:64px;height:64px;border-radius:16px;margin:0 auto 18px;
  background:linear-gradient(155deg,var(--brass),var(--brass-deep));
  display:flex;align-items:center;justify-content:center;color:#fff;
  font-family:'Fraunces',serif;font-weight:700;font-size:28px;
  box-shadow:0 8px 24px -8px rgba(140,101,36,0.5);
}
.login-title{font-family:'Fraunces',serif;font-size:22px;font-weight:600;margin:0 0 4px;}
.login-sub{font-size:13px;color:var(--ink-soft);margin-bottom:28px;}
.login-form{width:100%;display:flex;flex-direction:column;gap:12px;}
input[type=email],input[type=password],input[type=text],input[type=number],input[type=date],select,textarea{
  border:1px solid var(--line);border-radius:10px;padding:13px 14px;font-size:15px;
  font-family:'IBM Plex Sans',sans-serif;background:var(--paper);color:var(--ink);width:100%;outline:none;
}
input:focus,select:focus,textarea:focus{border-color:var(--brass);}
.btn{
  border:none;border-radius:10px;padding:14px 18px;font-size:15px;font-weight:600;cursor:pointer;
  font-family:'IBM Plex Sans',sans-serif;
}
.btn-primary{background:var(--ink);color:#fff;}
.btn-primary:active{background:var(--brass-deep);}
.btn-primary:disabled{background:var(--ink-faint);}
.btn-ghost{background:transparent;color:var(--ink-soft);border:1px solid var(--line);}
.btn-danger{background:var(--brick);color:#fff;}
.btn-block{width:100%;}
.login-error{color:var(--brick);font-size:12.5px;min-height:16px;}
.login-share-link{margin-top:22px;font-size:12.5px;color:var(--ink-faint);}
.login-share-link a{color:var(--brass-deep);font-weight:600;}

/* ---------- Header ---------- */
.app-header{
  padding-top:calc(14px + var(--safe-top));padding-bottom:12px;padding-left:18px;padding-right:18px;
  display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);
  background:var(--paper);
}
.header-left{display:flex;align-items:center;gap:10px;}
.header-mark{
  width:32px;height:32px;border-radius:8px;background:linear-gradient(155deg,var(--brass),var(--brass-deep));
  display:flex;align-items:center;justify-content:center;color:#fff;font-family:'Fraunces',serif;font-weight:700;font-size:14px;
}
.header-title{font-family:'Fraunces',serif;font-weight:600;font-size:16px;}
.header-sub{font-size:10.5px;color:var(--ink-soft);}
.online-dot{width:8px;height:8px;border-radius:50%;background:var(--sage);box-shadow:0 0 0 3px var(--sage-bg);}
.online-dot.off{background:var(--brick);box-shadow:0 0 0 3px var(--brick-bg);}
.logout-btn{background:none;border:none;color:var(--ink-faint);font-size:12px;cursor:pointer;}

/* ---------- Project bar ---------- */
.project-bar{
  padding:12px 18px;background:var(--paper);border-bottom:1px solid var(--line);
  display:flex;gap:10px;align-items:center;
}
.project-bar select{flex:1;font-weight:600;font-size:14px;}

/* ---------- Stats strip ---------- */
.stats-strip{display:flex;gap:10px;padding:14px 18px;overflow-x:auto;}
.stat-chip{
  flex:1;min-width:100px;background:var(--paper);border:1px solid var(--line);border-radius:12px;
  padding:12px 14px;
}
.stat-chip .k{font-size:10px;color:var(--ink-soft);margin-bottom:4px;}
.stat-chip .v{font-family:'Fraunces',serif;font-size:20px;font-weight:600;}
.stat-chip .v.negative{color:var(--brick);}
.badge{display:inline-block;padding:4px 10px;border-radius:14px;font-size:12px;font-weight:700;}
.badge.onTrack{background:#F3E6CC;color:var(--brass-deep);}
.badge.delayed{background:var(--brick-bg);color:var(--brick);}
.badge.ahead{background:var(--sage-bg);color:var(--sage);}
.badge.notStarted{background:var(--sand);color:var(--sand-ink);}

/* ---------- Task / item list ---------- */
.list-wrap{flex:1;overflow-y:auto;padding:6px 18px 100px;}
.section-label{font-size:11px;font-weight:700;color:var(--ink-soft);letter-spacing:.4px;margin:16px 0 8px;display:flex;justify-content:space-between;align-items:center;}
.task-card{
  background:var(--paper);border:1px solid var(--line);border-radius:12px;padding:14px 15px;margin-bottom:10px;
}
.task-top{display:flex;align-items:center;justify-content:space-between;gap:8px;}
.task-name{font-weight:600;font-size:14.5px;flex:1;}
.task-meta{font-size:11px;color:var(--ink-faint);font-family:'IBM Plex Mono',monospace;margin-top:3px;}
.progress-track{height:8px;background:var(--sand);border-radius:5px;margin-top:10px;overflow:hidden;}
.progress-fill{height:100%;border-radius:5px;transition:width .25s;}
.progress-fill.onTrack{background:var(--brass);}
.progress-fill.delayed{background:var(--brick);}
.progress-fill.ahead{background:var(--sage);}
.progress-fill.notStarted{background:var(--sand-ink);opacity:.5;}
.task-edit{display:none;margin-top:12px;padding-top:12px;border-top:1px dashed var(--line);gap:10px;flex-direction:column;}
.task-card.open .task-edit{display:flex;}
.row-inline{display:flex;gap:8px;}
.row-inline > *{flex:1;}
.slider-row{display:flex;align-items:center;gap:10px;}
.slider-row input[type=range]{flex:1;accent-color:var(--brass);}
.slider-val{font-family:'IBM Plex Mono',monospace;font-weight:700;font-size:13px;width:38px;text-align:right;}
.task-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:2px;}
.icon-btn{border:none;background:transparent;color:var(--ink-faint);font-size:12.5px;padding:6px 10px;border-radius:7px;cursor:pointer;}
.icon-btn.danger:active{background:var(--brick-bg);color:var(--brick);}
.empty-hint{text-align:center;color:var(--ink-faint);font-size:13px;padding:40px 20px;}

/* ---------- Cảnh báo ---------- */
.alert-item{display:flex;gap:10px;align-items:flex-start;background:var(--paper);border:1px solid var(--line);
  border-left:4px solid var(--brass);border-radius:10px;padding:11px 13px;margin-bottom:8px;font-size:13px;}
.alert-item.warning{border-left-color:var(--brass);}
.alert-item.critical{border-left-color:var(--brick);background:var(--brick-bg);}
.alert-item.info{border-left-color:var(--sage);}
.alert-item .msg{flex:1;line-height:1.4;}
.alert-item .ack{border:none;background:none;color:var(--ink-faint);font-size:16px;cursor:pointer;padding:2px 4px;}

/* ---------- Dashboard đa công trình ---------- */
.project-summary-card{background:var(--paper);border:1px solid var(--line);border-radius:14px;padding:14px 16px;margin-bottom:12px;}
.project-summary-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:10px;}
.project-summary-name{font-family:'Fraunces',serif;font-weight:600;font-size:15px;}
.project-summary-client{font-size:11.5px;color:var(--ink-soft);}
.wp-row{display:flex;align-items:center;gap:10px;padding:8px 0;border-top:1px dashed var(--line);}
.wp-row:first-child{border-top:none;}
.wp-trade{font-size:12.5px;font-weight:600;width:64px;flex-shrink:0;}
.wp-mini-track{flex:1;height:6px;background:var(--sand);border-radius:4px;overflow:hidden;}
.wp-mini-fill{height:100%;border-radius:4px;}
.wp-pct{font-family:'IBM Plex Mono',monospace;font-size:11.5px;width:34px;text-align:right;}
.wp-warn{font-size:11px;color:var(--brick);margin-left:6px;white-space:nowrap;}

/* ---------- Hộp duyệt ---------- */
.approval-card{background:var(--paper);border:1px solid var(--line);border-radius:14px;padding:14px;margin-bottom:12px;}
.approval-head{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:8px;}
.approval-item-name{font-weight:600;font-size:14px;}
.approval-meta{font-size:11.5px;color:var(--ink-soft);margin-top:2px;}
.approval-stale-flag{background:var(--brick-bg);color:var(--brick);font-size:10.5px;font-weight:700;padding:3px 8px;border-radius:10px;}
.photo-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:6px;margin:10px 0;}
.photo-grid img{width:100%;aspect-ratio:1;object-fit:cover;border-radius:8px;background:var(--sand);cursor:pointer;}
.approval-note{font-size:13px;color:var(--ink);background:var(--bg);border-radius:8px;padding:8px 10px;margin:8px 0;}
.approval-qty-row{display:flex;align-items:center;gap:8px;margin:10px 0;}
.approval-qty-row input{width:100px;}
.approval-actions{display:flex;gap:8px;}
.approval-actions .btn{flex:1;}
.reported-by{font-size:11px;color:var(--ink-faint);margin-top:4px;}

/* ---------- FAB + bottom nav ---------- */
.fab{
  position:fixed;right:calc(50% - 240px + 20px);bottom:calc(84px + var(--safe-bottom));
  width:54px;height:54px;border-radius:50%;background:var(--ink);color:#fff;border:none;
  font-size:26px;box-shadow:0 8px 20px -6px rgba(0,0,0,0.35);cursor:pointer;z-index:20;
}
.fab.secondary{bottom:calc(150px + var(--safe-bottom));width:46px;height:46px;font-size:20px;background:var(--brick);}
@media (max-width:560px){.fab{right:20px;}}

.bottom-nav{
  display:flex;border-top:1px solid var(--line);background:var(--paper);
  padding-bottom:var(--safe-bottom);
}
.bottom-nav button{
  flex:1;border:none;background:none;padding:10px 0 8px;font-size:11px;color:var(--ink-faint);
  display:flex;flex-direction:column;align-items:center;gap:4px;cursor:pointer;font-family:'IBM Plex Sans',sans-serif;
  position:relative;
}
.bottom-nav button.active{color:var(--brass-deep);font-weight:600;}
.bottom-nav .ic{font-size:18px;}
.bottom-nav .dot{position:absolute;top:6px;right:calc(50% - 20px);width:8px;height:8px;border-radius:50%;background:var(--brick);}

/* ---------- Modal ---------- */
.modal-backdrop{
  position:fixed;inset:0;background:rgba(43,36,25,0.45);display:none;align-items:flex-end;z-index:50;
}
.modal-backdrop.show{display:flex;}
.modal-sheet{
  background:var(--paper);width:100%;max-width:520px;margin:0 auto;border-radius:20px 20px 0 0;
  padding:20px 20px calc(24px + var(--safe-bottom));display:flex;flex-direction:column;gap:12px;
  max-height:85vh;overflow-y:auto;
}
.modal-title{font-family:'Fraunces',serif;font-size:18px;font-weight:600;margin-bottom:2px;}
.modal-actions{display:flex;gap:10px;margin-top:6px;}
.modal-actions .btn{flex:1;}
.field-label{font-size:11.5px;font-weight:600;color:var(--ink-soft);margin-bottom:4px;display:block;}

/* Toast */
.toast{
  position:fixed;left:50%;bottom:calc(90px + var(--safe-bottom));transform:translateX(-50%) translateY(20px);
  background:var(--ink);color:#fff;padding:10px 18px;border-radius:20px;font-size:12.5px;font-weight:600;
  opacity:0;transition:.25s;z-index:60;pointer-events:none;max-width:85%;text-align:center;
}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0);}
.toast.error{background:var(--brick);}

/* ============================================================
   MÀN HÌNH THẦU PHỤ / CÔNG NHÂN (crew.html) — chữ to, ít thao tác,
   thiết kế cho thợ đứng ngoài công trường, không phải bàn làm việc.
   ============================================================ */
.crew-page{padding:18px 18px calc(100px + var(--safe-bottom));}
.crew-item-picker{margin-bottom:18px;}
.crew-item-card{
  background:var(--paper);border:2px solid var(--line);border-radius:14px;padding:16px;margin-bottom:10px;
  cursor:pointer;
}
.crew-item-card.selected{border-color:var(--brass);}
.crew-form{background:var(--paper);border:1px solid var(--line);border-radius:14px;padding:18px;display:flex;flex-direction:column;gap:16px;}
.crew-field label{font-size:14px;font-weight:600;margin-bottom:6px;display:block;}
.crew-field input,.crew-field textarea{font-size:17px;padding:16px;}
.crew-photo-btn{
  border:2px dashed var(--brass);border-radius:12px;background:var(--sand);color:var(--brass-deep);
  padding:20px;text-align:center;font-weight:600;font-size:15px;cursor:pointer;
}
.crew-photo-preview{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin-top:10px;}
.crew-photo-preview .thumb{position:relative;aspect-ratio:1;border-radius:10px;overflow:hidden;background:var(--sand);}
.crew-photo-preview img{width:100%;height:100%;object-fit:cover;}
.crew-photo-preview .rm{position:absolute;top:4px;right:4px;background:rgba(0,0,0,.55);color:#fff;border:none;
  border-radius:50%;width:22px;height:22px;font-size:13px;line-height:1;cursor:pointer;}
.crew-submit-btn{font-size:17px;padding:18px;}
.crew-history-item{background:var(--paper);border:1px solid var(--line);border-radius:12px;padding:14px;margin-bottom:8px;}
.crew-status-pill{font-size:11.5px;font-weight:700;padding:3px 9px;border-radius:10px;}
.crew-status-pill.pending{background:var(--sand);color:var(--sand-ink);}
.crew-status-pill.approved{background:var(--sage-bg);color:var(--sage);}
.crew-status-pill.rejected{background:var(--brick-bg);color:var(--brick);}
.crew-tabs{display:flex;gap:6px;padding:10px 18px;background:var(--paper);border-bottom:1px solid var(--line);}
.crew-tabs button{flex:1;padding:10px;border-radius:9px;border:1px solid var(--line);background:var(--paper);font-weight:600;font-size:13px;cursor:pointer;}
.crew-tabs button.active{background:var(--ink);color:#fff;border-color:var(--ink);}

/* ============================================================
   MÀN HÌNH CHỦ NHÀ (client.html)
   ============================================================ */
.client-stage-card{background:var(--paper);border:1px solid var(--line);border-radius:12px;padding:14px 15px;margin-bottom:10px;}
.client-photo-album{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;padding:6px 18px 100px;}
.client-photo-album img{width:100%;aspect-ratio:1;object-fit:cover;border-radius:10px;background:var(--sand);cursor:pointer;}
.lightbox{position:fixed;inset:0;background:rgba(0,0,0,.85);display:none;align-items:center;justify-content:center;z-index:80;}
.lightbox.show{display:flex;}
.lightbox img{max-width:94vw;max-height:88vh;border-radius:8px;}