/* Sổ tay Di sản Gia đình — styles.css */
:root{
  --navy:#16324f; --navy2:#23405c; --ink:#1c1c1c; --muted:#6b7683;
  --line:#9fb0c0; --bg:#eef2f6; --card:#ffffff; --gold:#c8a24a;
  --ok:#1f8a4c; --warn:#b45309; --danger:#b02020; --radius:10px;
}
*{box-sizing:border-box;}
html,body{margin:0;padding:0;}
body{
  font-family:"Segoe UI",Arial,system-ui,sans-serif;color:var(--ink);
  background:#f4f6f9;font-size:15px;line-height:1.5;
}
a{color:var(--navy2);}
/* ---------- App shell ---------- */
.app{display:flex;min-height:100vh;}
.sidebar{
  width:250px;flex:0 0 250px;background:var(--navy);color:#fff;padding:16px 0;
  position:sticky;top:0;height:100vh;overflow-y:auto;
}
.brand{padding:0 18px 14px;border-bottom:1px solid rgba(255,255,255,.15);margin-bottom:10px;}
.brand h1{font-size:17px;margin:0;letter-spacing:.3px;}
.brand p{margin:4px 0 0;font-size:11.5px;color:#bcd0e2;}
.nav{display:flex;flex-direction:column;}
.nav button{
  display:flex;align-items:center;gap:9px;background:none;border:0;color:#dbe6f0;
  padding:10px 18px;font-size:14px;cursor:pointer;text-align:left;width:100%;
  border-left:3px solid transparent;font-family:inherit;
}
.nav button:hover{background:rgba(255,255,255,.07);}
.nav button.active{background:rgba(255,255,255,.13);border-left-color:var(--gold);color:#fff;font-weight:600;}
.nav .ic{width:20px;text-align:center;}
.sidebar .foot{padding:14px 18px 0;margin-top:auto;font-size:11px;color:#9fb6cc;}
.main{flex:1;min-width:0;padding:22px 26px 60px;max-width:1240px;}
.topbar{display:flex;justify-content:space-between;align-items:flex-start;gap:14px;flex-wrap:wrap;margin-bottom:16px;}
.topbar h2{margin:0;font-size:22px;color:var(--navy);}
.topbar .sub{color:var(--muted);font-size:12.5px;margin-top:3px;}
.toolbar{display:flex;gap:8px;flex-wrap:wrap;}
/* ---------- Buttons ---------- */
.btn{
  font-family:inherit;font-size:13px;border:1px solid var(--line);background:#fff;color:var(--navy2);
  padding:8px 13px;border-radius:8px;cursor:pointer;display:inline-flex;align-items:center;gap:6px;
}
.btn:hover{background:#f0f4f8;}
.btn.primary{background:var(--navy);color:#fff;border-color:var(--navy);}
.btn.primary:hover{background:var(--navy2);}
.btn.ghost{background:transparent;border-color:transparent;color:var(--muted);}
.btn.ghost:hover{background:#eef2f6;}
.btn.sm{padding:4px 9px;font-size:12px;border-radius:6px;}
.btn.danger{color:var(--danger);border-color:#e3bcbc;}
.btn.danger:hover{background:#fbeaea;}
/* ---------- Cards ---------- */
.card{background:var(--card);border:1px solid #dde5ec;border-radius:var(--radius);padding:16px 18px;margin-bottom:16px;box-shadow:0 1px 2px rgba(20,40,70,.04);}
.card h3{margin:0 0 10px;font-size:15px;color:var(--navy);}
.hint{font-size:12.5px;color:var(--muted);}
.warnbox{background:#fff8ec;border:1px solid #efd9a8;border-radius:8px;padding:10px 12px;font-size:12.8px;color:#6b4708;margin-bottom:14px;}
/* ---------- Forms ---------- */
.field{display:flex;flex-direction:column;gap:4px;margin-bottom:12px;}
.field label{font-size:12.5px;color:var(--navy2);font-weight:600;}
input,select,textarea{
  font-family:inherit;font-size:14px;color:var(--ink);border:1px solid var(--line);
  border-radius:7px;padding:8px 10px;background:#fff;width:100%;
}
input:focus,select:focus,textarea:focus{outline:2px solid #b9cde1;outline-offset:0;border-color:var(--navy2);}
textarea{resize:vertical;min-height:62px;}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:0 16px;}
.grid3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:0 16px;}
@media(max-width:720px){.grid2,.grid3{grid-template-columns:1fr;}}
/* ---------- Tables ---------- */
.tbl-wrap{overflow-x:auto;border:1px solid #dde5ec;border-radius:8px;}
table.data{width:100%;border-collapse:collapse;font-size:13.5px;min-width:640px;}
table.data th{background:var(--bg);color:var(--navy2);text-align:left;font-weight:600;padding:9px 10px;border-bottom:1px solid #dde5ec;white-space:nowrap;font-size:12.5px;}
table.data td{border-bottom:1px solid #eef2f6;padding:6px 8px;vertical-align:top;}
table.data tr:last-child td{border-bottom:0;}
table.data td input,table.data td select,table.data td textarea{border-color:transparent;background:transparent;padding:5px 6px;font-size:13.5px;}
table.data td input:hover,table.data td select:hover,table.data td textarea:hover{border-color:#dde5ec;background:#fbfcfe;}
table.data td input:focus,table.data td select:focus,table.data td textarea:focus{background:#fff;}
table.data.wide{min-width:1080px;}
table.data.wide th,table.data.wide td{padding:5px 6px;font-size:12.5px;}
table.data.wide td input,table.data.wide td select{font-size:12.5px;padding:4px 5px;}
.colnote{font-size:12px;color:var(--muted);margin-top:8px;padding:8px 11px;background:#f7f9fc;border:1px solid #e6ecf2;border-radius:8px;line-height:1.45;}
.checks{display:flex;flex-direction:column;gap:2px;font-size:11.5px;}
.chkmini{display:flex;align-items:flex-start;gap:5px;line-height:1.25;color:#3a4c5e;cursor:pointer;}
.chkmini input[type=checkbox]{width:13px;height:13px;margin:1px 0 0;flex:0 0 13px;}
.rowactions{white-space:nowrap;width:1%;}
.tbtn{background:none;border:0;cursor:pointer;color:var(--muted);font-size:15px;padding:4px 6px;border-radius:6px;}
.tbtn:hover{background:#fbeaea;color:var(--danger);}
.empty{padding:26px;text-align:center;color:var(--muted);font-size:13.5px;}
/* ---------- Overview ---------- */
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px;}
.stat{background:#fff;border:1px solid #dde5ec;border-radius:10px;padding:14px 16px;}
.stat .n{font-size:26px;font-weight:700;color:var(--navy);}
.stat .l{font-size:12px;color:var(--muted);margin-top:2px;}
.bar{height:9px;background:#e6edf3;border-radius:6px;overflow:hidden;margin-top:8px;}
.bar > i{display:block;height:100%;background:linear-gradient(90deg,#2c6ea8,#16324f);}
.progress-list{list-style:none;padding:0;margin:6px 0 0;}
.progress-list li{display:flex;justify-content:space-between;padding:7px 0;border-bottom:1px dashed #e3e9ef;font-size:13.5px;}
.progress-list li:last-child{border-bottom:0;}
/* ---------- Checklist ---------- */
.chk-group{margin-bottom:14px;}
.chk-item{display:flex;align-items:flex-start;gap:10px;padding:7px 4px;border-bottom:1px dashed #e6ecf2;font-size:14px;}
.chk-item:last-child{border-bottom:0;}
.chk-item > input[type=checkbox]{width:18px;height:18px;margin-top:1px;flex:0 0 18px;}
.chk-item > input:not([type=checkbox]){flex:1 1 auto;width:auto;min-width:0;border:1px solid var(--line);}
.chk-item.done span{text-decoration:line-through;color:var(--muted);}
.tag{display:inline-block;font-size:11px;padding:1px 7px;border-radius:10px;background:var(--bg);color:var(--navy2);margin-left:6px;}
.saveflash{position:fixed;bottom:18px;left:50%;transform:translateX(-50%);background:var(--navy);color:#fff;padding:8px 16px;border-radius:20px;font-size:13px;opacity:0;transition:opacity .25s;pointer-events:none;z-index:50;}
.saveflash.show{opacity:.95;}
.hidden{display:none!important;}
/* ---------- Help box ---------- */
details.help{padding:0;overflow:hidden;}
details.help summary{cursor:pointer;list-style:none;padding:12px 16px;font-weight:600;color:var(--navy);display:flex;align-items:center;gap:8px;font-size:14px;}
details.help summary::-webkit-details-marker{display:none;}
details.help summary::after{content:"▸";margin-left:auto;color:var(--muted);transition:transform .2s;}
details.help[open] summary::after{transform:rotate(90deg);}
details.help[open] summary{border-bottom:1px solid #eef2f6;}
details.help .help-intro{margin:12px 16px 8px;font-size:13.5px;color:#33465a;}
details.help .help-tips{margin:0 16px 10px;padding-left:18px;font-size:13.5px;color:var(--ink);}
details.help .help-tips li{margin:3px 0;}
details.help .help-ex{margin:0 16px 14px;padding:8px 10px;background:var(--bg);border-radius:7px;font-size:12.8px;color:var(--navy2);}
@media print{details.help{display:none!important;}}
@media(max-width:880px){
  table.data{min-width:0!important;}
  .tbl-wrap{border:0;overflow:visible;}
  table.data thead{display:none;}
  table.data,table.data tbody,table.data tr,table.data td{display:block;width:auto;}
  table.data tr{position:relative;border:1px solid #dde5ec;border-radius:10px;margin-bottom:12px;background:#fff;padding:4px 2px;}
  table.data td{border-bottom:1px dashed #eef2f6;padding:6px 10px;}
  table.data td:first-child{padding-right:42px;}
  table.data td:last-child{border-bottom:0;}
  table.data td::before{content:attr(data-label);display:block;font-size:11px;font-weight:700;color:var(--navy2);margin-bottom:3px;}
  table.data td.rowactions{position:absolute;top:5px;right:7px;width:auto;border:0;padding:2px;}
  table.data td.rowactions::before{content:""!important;}
  table.data td.rowactions .tbtn{color:var(--danger);font-size:16px;background:#fdecec;border-radius:50%;width:26px;height:26px;line-height:1;padding:0;}
}
@media(max-width:880px){
  .app{display:block;}
  .sidebar{width:100%;flex:none;height:auto;position:static;padding:10px 0 0;overflow:visible;}
  .brand{padding:0 16px 8px;margin-bottom:6px;}
  .brand h1{font-size:16px;}
  .brand p{display:none;}
  .nav{flex-direction:row;overflow-x:auto;-webkit-overflow-scrolling:touch;}
  .nav button{width:auto;flex:0 0 auto;border-left:0;border-bottom:3px solid transparent;padding:9px 14px;white-space:nowrap;}
  .nav button.active{background:rgba(255,255,255,.13);border-left:0;border-bottom-color:var(--gold);}
  .sidebar .foot{display:none;}
  .main{padding:16px 14px 60px;max-width:none;}
  .topbar{display:block;}
  .topbar h2{font-size:19px;}
  body{overflow-x:hidden;}
  td,th,label,.colnote,.warnbox{overflow-wrap:anywhere;}
  .toolbar{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:10px;}
  .toolbar .btn{width:100%;justify-content:center;font-size:11.5px;padding:9px 6px;}
}
/* ---------- Gói / khoá ---------- */
.nav button.locked{color:#9fb6cc;}
.nav .lk{margin-left:auto;font-size:11px;}
.tierbadge{margin-top:8px;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.18);border-radius:8px;padding:5px 9px;font-size:11.5px;color:#fff;}
.btn.off,button:disabled{opacity:.5!important;cursor:not-allowed;}
.card.upgrade{text-align:center;}
.card.upgrade .up-ic{font-size:34px;}
.card.upgrade h3{margin:6px 0;}
.up-list{list-style:none;padding:0;margin:14px auto;max-width:430px;text-align:left;font-size:14px;}
.up-list li{padding:5px 0 5px 26px;position:relative;color:#3a4c5e;}
.up-list li::before{content:"✓";position:absolute;left:0;color:var(--ok);font-weight:800;}
.t-note2{margin-top:12px;font-size:12.5px;color:var(--muted);}
.lockhint{margin-top:8px;font-size:12.5px;color:var(--warn);}
/* ---------- Print ---------- */
@media print{
  @page{size:A4;margin:14mm 12mm;}
  body{background:#fff;font-size:11.5px;}
  .sidebar,.toolbar,.rowactions,.btn,.saveflash{display:none!important;}
  .app{display:block;}
  .main{max-width:none;padding:0;}
  .card{box-shadow:none;border-color:#ccd6df;break-inside:avoid;page-break-inside:avoid;margin-bottom:10px;}
  .printonly{display:block!important;}
  table.data{min-width:0;font-size:10.5px;}
  .sec-block{display:block!important;}
}
.printonly{display:none;}

/* ---- Cố vấn pháp lý AI ---- */
.ai-log{max-height:430px;overflow:auto;border:1px solid #dbe3ec;border-radius:12px;padding:12px;margin:10px 0;background:#fafcfe;}
.ai-msg{margin:10px 0;display:flex;flex-direction:column;gap:2px;}
.ai-msg .who{font-size:12px;font-weight:700;letter-spacing:.2px;}
.ai-msg.user .who{color:#a8842f;}
.ai-msg.ai .who{color:#16324f;}
.ai-msg .txt{white-space:pre-wrap;line-height:1.6;background:#fff;border:1px solid #e6edf5;border-radius:10px;padding:10px 12px;}
.ai-msg.user .txt{background:#fff8ec;border-color:#efd9a8;}
.ai-row{display:flex;gap:8px;align-items:flex-end;}
.ai-input{flex:1;padding:10px;border:1px solid #cfd9e6;border-radius:10px;font:inherit;resize:vertical;min-height:56px;}
.ai-status{color:#64748b;font-size:13px;min-height:18px;margin-top:6px;}
.ai-row .btn{white-space:nowrap;}