* { box-sizing: border-box; margin: 0; padding: 0; }
:root{
  --bg:#f4f5f7; --surface:#fff; --ink:#172b4d; --muted:#5e6c84; --line:#dfe1e6;
  --brand:#0079bf; --brand-d:#026aa7; --danger:#eb5a46; --ok:#61bd4f; --warn:#f2d600;
  --shadow:0 1px 3px rgba(9,30,66,.15);
}
html,body{height:100%}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;
  background:var(--bg);color:var(--ink);font-size:14px;-webkit-font-smoothing:antialiased}
a{color:var(--brand);text-decoration:none}
button{font-family:inherit;cursor:pointer;border:none;border-radius:6px;font-size:14px}
input,select,textarea{font-family:inherit;font-size:14px;padding:9px 11px;border:1px solid var(--line);
  border-radius:6px;width:100%;background:#fafbfc;outline:none}
input:focus,textarea:focus,select:focus{background:#fff;border-color:var(--brand);box-shadow:0 0 0 2px rgba(0,121,191,.2)}
textarea{resize:vertical;min-height:70px}
.btn{background:var(--brand);color:#fff;padding:9px 16px;font-weight:600}
.btn:hover{background:var(--brand-d)}
.btn.sm{padding:6px 11px;font-size:13px}
.btn.ghost{background:transparent;color:var(--ink)}
.btn.ghost:hover{background:rgba(9,30,66,.08)}
.btn.danger{background:var(--danger)}
.btn.danger:hover{background:#cf513d}
.btn.light{background:rgba(255,255,255,.3);color:#fff}
.btn.light:hover{background:rgba(255,255,255,.45)}
.btn:disabled{opacity:.55;cursor:not-allowed}
.row{display:flex;gap:10px;align-items:center}
.spacer{flex:1}
.hidden{display:none!important}
.muted{color:var(--muted)}
.pill{font-size:11px;padding:2px 8px;border-radius:20px;background:#e4e6ea;color:#42526e;font-weight:600;text-transform:capitalize}
.pill.owner{background:#ffd8b5;color:#8a4b0a}
.pill.admin{background:#d7c4ff;color:#5a3fa0}
.pill.editor{background:#c5e8d1;color:#216e39}
.pill.viewer{background:#dbe4ee;color:#31527a}
.err{color:var(--danger);font-size:13px;min-height:18px}
.ok-msg{color:#216e39;font-size:13px}

/* ---------- Auth screens ---------- */
.auth-wrap{min-height:100%;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,#0079bf,#5067c5);padding:20px}
.auth-card{background:#fff;border-radius:12px;box-shadow:0 8px 30px rgba(0,0,0,.25);
  width:100%;max-width:400px;padding:34px}
.auth-card h1{font-size:22px;margin-bottom:4px;text-align:center}
.auth-card .sub{text-align:center;color:var(--muted);margin-bottom:22px}
.auth-card label{display:block;font-size:12px;font-weight:600;color:var(--muted);margin:14px 0 5px;text-transform:uppercase;letter-spacing:.4px}
.auth-card .btn{width:100%;margin-top:20px;padding:11px}
.auth-links{text-align:center;margin-top:16px;font-size:13px}

/* ---------- Top bar ---------- */
.topbar{height:52px;background:var(--brand-d);display:flex;align-items:center;gap:14px;
  padding:0 16px;color:#fff;position:sticky;top:0;z-index:30}
.topbar .logo{font-weight:800;font-size:18px;letter-spacing:.5px;cursor:pointer;display:flex;align-items:center;gap:8px}
.topbar .logo span{background:rgba(255,255,255,.25);padding:2px 8px;border-radius:5px}
.avatar{width:32px;height:32px;border-radius:50%;background:#5067c5;color:#fff;display:flex;
  align-items:center;justify-content:center;font-weight:700;cursor:pointer;font-size:13px;border:2px solid rgba(255,255,255,.5)}
.menu{position:relative}
.dropdown{position:absolute;right:0;top:42px;background:#fff;color:var(--ink);border-radius:8px;
  box-shadow:0 6px 24px rgba(0,0,0,.25);min-width:210px;overflow:hidden;z-index:40}
.dropdown .item{padding:11px 16px;cursor:pointer;display:flex;gap:10px;align-items:center}
.dropdown .item:hover{background:#f4f5f7}
.dropdown .divider{height:1px;background:var(--line)}

/* ---------- Dashboard ---------- */
.page{max-width:1080px;margin:0 auto;padding:26px 20px}
.page h2{font-size:20px;margin-bottom:16px}
.board-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:14px}
.board-tile{height:110px;border-radius:10px;padding:14px;color:#fff;cursor:pointer;position:relative;
  box-shadow:var(--shadow);display:flex;flex-direction:column;justify-content:space-between;overflow:hidden}
.board-tile:hover{filter:brightness(.94)}
.board-tile .bt-name{font-weight:700;font-size:16px;text-shadow:0 1px 2px rgba(0,0,0,.3)}
.board-tile .bt-meta{font-size:12px;opacity:.9;display:flex;gap:8px;align-items:center}
.board-tile.new{background:#e9edf2!important;color:var(--muted);border:2px dashed #c1c7d0;
  align-items:center;justify-content:center;font-weight:600}
.board-tile.new:hover{background:#e2e6eb!important;filter:none}

/* ---------- Board view ---------- */
.board-head{background:rgba(0,0,0,.18);padding:10px 18px;display:flex;align-items:center;gap:12px;color:#fff}
.board-head h2{font-size:18px;margin:0}
.board-scroll{position:absolute;inset:0;overflow-x:auto;overflow-y:hidden;padding:16px;display:flex;gap:12px;align-items:flex-start}
.board-view{position:absolute;top:52px;left:0;right:0;bottom:0}
.list{background:#ebecf0;border-radius:10px;width:280px;flex:0 0 280px;max-height:100%;
  display:flex;flex-direction:column;box-shadow:var(--shadow)}
.list.drag-over{outline:2px dashed var(--brand);outline-offset:-2px}
.list-head{display:flex;align-items:center;gap:6px;padding:9px 10px 6px}
.list-head .list-title{font-weight:700;font-size:15px;flex:1;padding:3px 5px;border-radius:4px;cursor:text}
.list-head .list-title:hover{background:rgba(9,30,66,.06)}
.list-cards{padding:2px 8px;overflow-y:auto;flex:1;min-height:8px}
.card{background:#fff;border-radius:8px;box-shadow:0 1px 1px rgba(9,30,66,.2);padding:9px 11px;
  margin-bottom:8px;cursor:pointer;border:1px solid transparent}
.card:hover{border-color:var(--brand)}
.card.dragging{opacity:.4}
.card .card-title{font-size:14px;word-break:break-word}
.card .card-labels{display:flex;gap:4px;margin-bottom:6px;flex-wrap:wrap}
.label-chip{display:inline-flex;align-items:center;height:16px;min-width:40px;max-width:100%;
  padding:0 7px;border-radius:4px;color:#fff;font-size:11px;font-weight:700;line-height:16px;
  overflow:hidden;white-space:nowrap;text-overflow:ellipsis}
/* label picker chips inside card modal */
.lchip{display:inline-flex;align-items:center;gap:6px;height:32px;padding:0 12px;border-radius:6px;
  color:#fff;font-weight:600;font-size:13px;cursor:pointer;margin:0 8px 8px 0;border:2px solid transparent}
.lchip.off{opacity:.5}
.lchip.on{border-color:#172b4d}
.lchip .lx{font-size:12px}
.label-manage-row{display:flex;align-items:center;gap:8px;padding:6px 0;border-bottom:1px solid var(--line)}
.label-swatch{width:26px;height:26px;border-radius:5px;flex:0 0 auto}
.card .badges{display:flex;gap:12px;margin-top:8px;color:var(--muted);font-size:12px;align-items:center}
.card .badges .b{display:flex;gap:4px;align-items:center}
.badge-done{background:var(--ok);color:#fff;padding:1px 6px;border-radius:4px}
.add-card,.add-list{padding:9px 12px;color:#5e6c84;cursor:pointer;border-radius:8px;margin:2px 8px 8px;font-weight:600}
.add-card:hover{background:rgba(9,30,66,.08);color:var(--ink)}
.add-list-tile{background:rgba(255,255,255,.28);color:#fff;border-radius:10px;width:280px;flex:0 0 280px;
  padding:11px 14px;cursor:pointer;font-weight:600}
.add-list-tile:hover{background:rgba(255,255,255,.4)}
.member-stack{display:flex}
.member-stack .avatar{width:30px;height:30px;margin-left:-6px;font-size:12px}

/* ---------- Modal ---------- */
.overlay{position:fixed;inset:0;background:rgba(0,0,0,.55);z-index:50;display:flex;
  align-items:flex-start;justify-content:center;padding:40px 16px;overflow-y:auto}
.modal{background:#f4f5f7;border-radius:12px;width:100%;max-width:640px;box-shadow:0 10px 40px rgba(0,0,0,.4)}
.modal.narrow{max-width:440px}
.modal-head{display:flex;align-items:flex-start;gap:10px;padding:18px 20px 6px}
.modal-head h3{font-size:19px;flex:1;word-break:break-word}
.modal-body{padding:8px 20px 22px}
.x-btn{background:transparent;font-size:22px;line-height:1;color:var(--muted);padding:2px 8px}
.x-btn:hover{background:rgba(9,30,66,.08);border-radius:6px}
.section{margin-top:20px}
.section h4{font-size:13px;text-transform:uppercase;letter-spacing:.5px;color:var(--muted);margin-bottom:8px;display:flex;align-items:center;gap:8px}
.sub-row{display:flex;align-items:center;gap:9px;padding:5px 0}
.sub-row input[type=checkbox]{width:auto}
.sub-row .st{flex:1}
.sub-row .st.done{text-decoration:line-through;color:var(--muted)}
.sub-del{opacity:0;color:var(--muted);background:transparent;padding:2px 6px}
.sub-row:hover .sub-del{opacity:1}
.progress{height:8px;background:#dfe1e6;border-radius:5px;overflow:hidden;margin-bottom:8px}
.progress > div{height:100%;background:var(--ok);transition:width .2s}
.comment{background:#fff;border-radius:8px;padding:9px 11px;margin-bottom:8px;box-shadow:var(--shadow)}
.comment .c-head{display:flex;gap:8px;font-size:12px;color:var(--muted);margin-bottom:3px}
.comment .c-head b{color:var(--ink)}
.member-row{display:flex;align-items:center;gap:10px;padding:9px 0;border-bottom:1px solid var(--line)}
.member-row .mname{flex:1}
.table{width:100%;border-collapse:collapse}
.table th,.table td{text-align:left;padding:10px 8px;border-bottom:1px solid var(--line);font-size:13px}
.table th{color:var(--muted);text-transform:uppercase;font-size:11px;letter-spacing:.4px}
.chk{width:auto!important}
.qr{background:#fff;padding:10px;border-radius:8px;width:190px;height:190px}
.qr svg{width:100%;height:100%}
.code-box{background:#eef;padding:8px 12px;border-radius:6px;font-family:monospace;font-size:15px;letter-spacing:1px;text-align:center;word-break:break-all}
.toast{position:fixed;bottom:22px;left:50%;transform:translateX(-50%);background:#172b4d;color:#fff;
  padding:12px 20px;border-radius:8px;box-shadow:0 6px 24px rgba(0,0,0,.3);z-index:100;font-size:14px;max-width:90%}
.toast.err{background:var(--danger)}
.color-dots{display:flex;gap:8px;flex-wrap:wrap}
.color-dots .dot{width:30px;height:30px;border-radius:6px;cursor:pointer;border:2px solid transparent}
.color-dots .dot.sel{border-color:#172b4d}
.photo-grid{display:flex;gap:8px;flex-wrap:wrap}
.photo-thumb{width:76px;height:48px;border-radius:7px;cursor:pointer;border:2px solid transparent;
  background-size:cover;background-position:center}
.photo-thumb.sel{border-color:#172b4d;box-shadow:0 0 0 2px #fff inset}
@media(max-width:560px){.modal-head h3{font-size:17px}.page{padding:18px 12px}}