/* Inter — tự host (woff2, subset vietnamese + latin-ext + latin, lấy từ Google Fonts ngày 04/11/2026).
   Khai báo unicode-range giữ nguyên như bản Google để trình duyệt chỉ tải subset cần. */
@font-face{font-family:'Inter';font-style:normal;font-weight:400;font-display:swap;src:url('fonts/inter-400-vietnamese.woff2') format('woff2');unicode-range:U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB}
@font-face{font-family:'Inter';font-style:normal;font-weight:400;font-display:swap;src:url('fonts/inter-400-latin-ext.woff2') format('woff2');unicode-range:U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C4, U+2113, U+2C60-2C7F, U+A720-A7FF}
@font-face{font-family:'Inter';font-style:normal;font-weight:400;font-display:swap;src:url('fonts/inter-400-latin.woff2') format('woff2');unicode-range:U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD}
@font-face{font-family:'Inter';font-style:normal;font-weight:500;font-display:swap;src:url('fonts/inter-500-vietnamese.woff2') format('woff2');unicode-range:U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB}
@font-face{font-family:'Inter';font-style:normal;font-weight:500;font-display:swap;src:url('fonts/inter-500-latin-ext.woff2') format('woff2');unicode-range:U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C4, U+2113, U+2C60-2C7F, U+A720-A7FF}
@font-face{font-family:'Inter';font-style:normal;font-weight:500;font-display:swap;src:url('fonts/inter-500-latin.woff2') format('woff2');unicode-range:U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD}
@font-face{font-family:'Inter';font-style:normal;font-weight:600;font-display:swap;src:url('fonts/inter-600-vietnamese.woff2') format('woff2');unicode-range:U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB}
@font-face{font-family:'Inter';font-style:normal;font-weight:600;font-display:swap;src:url('fonts/inter-600-latin-ext.woff2') format('woff2');unicode-range:U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C4, U+2113, U+2C60-2C7F, U+A720-A7FF}
@font-face{font-family:'Inter';font-style:normal;font-weight:600;font-display:swap;src:url('fonts/inter-600-latin.woff2') format('woff2');unicode-range:U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD}
@font-face{font-family:'Inter';font-style:normal;font-weight:700;font-display:swap;src:url('fonts/inter-700-vietnamese.woff2') format('woff2');unicode-range:U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB}
@font-face{font-family:'Inter';font-style:normal;font-weight:700;font-display:swap;src:url('fonts/inter-700-latin-ext.woff2') format('woff2');unicode-range:U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C4, U+2113, U+2C60-2C7F, U+A720-A7FF}
@font-face{font-family:'Inter';font-style:normal;font-weight:700;font-display:swap;src:url('fonts/inter-700-latin.woff2') format('woff2');unicode-range:U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD}
@font-face{font-family:'Inter';font-style:normal;font-weight:800;font-display:swap;src:url('fonts/inter-800-vietnamese.woff2') format('woff2');unicode-range:U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB}
@font-face{font-family:'Inter';font-style:normal;font-weight:800;font-display:swap;src:url('fonts/inter-800-latin-ext.woff2') format('woff2');unicode-range:U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C4, U+2113, U+2C60-2C7F, U+A720-A7FF}
@font-face{font-family:'Inter';font-style:normal;font-weight:800;font-display:swap;src:url('fonts/inter-800-latin.woff2') format('woff2');unicode-range:U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD}
/* D-01 VÒNG 2 — Hướng TỰ ĐỀ XUẤT “Sổ cái & con dấu bằng chứng”.
   Không JavaScript, không gọi mạng ngoài (font tự host cùng gốc).
   Một họ font (Inter) + mono chỉ cho mã (YC-…, REQ-…, hash, chỉ số dòng sổ). */
:root{
  --page-ink:#16191d; --page-sub:#4c5560; --page-line:#d9d9d2; --page-bg:#f4f4f1;
  --font-sans:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Noto Sans",Arial,sans-serif;
  --font-mono:ui-monospace,"SF Mono",SFMono-Regular,Menlo,Consolas,"DejaVu Sans Mono",monospace;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--font-sans);color:var(--page-ink);background:var(--page-bg);font-size:16px;line-height:1.55;-webkit-font-smoothing:antialiased}
.mono{font-family:var(--font-mono);font-size:.92em;white-space:nowrap}
.nw{white-space:nowrap}
.label{font-size:12px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--page-sub);margin:0 0 14px}
a{color:inherit}
:focus-visible{outline:3px solid #085c42;outline-offset:2px}

/* ---------- Khung trang tài liệu ---------- */
.page-head,.doc-section,.page-foot{max-width:1180px;margin:0 auto;padding-left:32px;padding-right:32px}
.page-head{padding-top:56px;padding-bottom:8px}
.page-head h1{font-size:52px;line-height:1.04;letter-spacing:-.03em;font-weight:800;margin:0 0 18px}
.lede{font-size:18px;line-height:1.6;color:#2c333b;max-width:46em;margin:0 0 28px}
.meta{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--page-line);border-bottom:1px solid var(--page-line);margin:0 0 22px}
.meta div{padding:14px 16px 14px 0}
.meta dt{font-size:11px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--page-sub);margin-bottom:4px}
.meta dd{margin:0;font-size:14px;line-height:1.45}
.toc{display:flex;flex-wrap:wrap;gap:8px 20px;padding-bottom:8px}
.toc a{font-size:14px;font-weight:600;text-decoration:none;border-bottom:1px solid var(--page-ink);padding-bottom:1px;display:inline-flex;align-items:center;min-height:44px}
.doc-section{padding-top:52px;padding-bottom:8px}
.doc-section>h2{font-size:34px;line-height:1.12;letter-spacing:-.022em;font-weight:750;margin:0 0 14px}
.direction-note{font-size:16px;line-height:1.6;color:#2c333b;max-width:52em;margin:0 0 26px}
.constraint-grid{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--page-line);border:1px solid var(--page-line)}
.constraint{background:#fff;padding:22px 24px}
.constraint h3{margin:0 0 8px;font-size:17px;letter-spacing:-.01em}
.constraint p{margin:0;font-size:15px;line-height:1.6;color:#2c333b}
.page-foot{padding-top:44px;padding-bottom:40px;color:var(--page-sub);font-size:13px}

/* ---------- Khung khối (frame) ---------- */
.frame{border:1px solid #cfcfc8;border-radius:14px;overflow:hidden;margin:0 0 34px;background:#fff}
.frame-bar{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;background:#16191d;color:#f2f2ee;font-size:13px;padding:10px 18px;margin:0}
.frame-bar .mono{letter-spacing:.04em}
.host{padding:36px 28px 44px}
.host-note{margin:0 auto 14px;max-width:640px;font-size:13px;color:#68707a}
.tu-host{background:#efe9da}
.white-host{background:#ffffff}

/* ---------- Token hướng TỰ ---------- */
.dir-tu{
  --bg:#fffdf6; --surface:#f3eee0; --ink:#1f2a24; --secondary:#4a554e; --muted:#5c685f;
  --accent:#0b6e4f; --accent-dark:#085c42; --border:#ddd5bf; --border-strong:#b9ae8f;
  --radius:4px; --btn-radius:4px; --input-radius:4px;
  --h-weight:800; --h-tracking:-.028em;
}
.dir-tu.on-white{
  --bg:#ffffff; --surface:#f7f4ec; --border:#e0dccf; --border-strong:#b9ae8f;
}

/* ---------- Khối S-P1 ---------- */
.sp1{background:var(--bg);color:var(--ink);border:1px solid var(--border);border-radius:var(--radius);
  max-width:640px;margin:0 auto;padding:30px 32px 28px;font-size:16px;line-height:1.55;text-align:left}
.sp1 .eyebrow{font-size:12px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--accent-dark);margin:0 0 10px;display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.code-chip{font-family:var(--font-mono);font-size:11.5px;font-weight:600;letter-spacing:0;text-transform:none;color:var(--accent-dark);border:1px solid var(--accent-dark);border-radius:2px;padding:1px 6px;white-space:nowrap}
.sp1 h3{font-size:24px;line-height:1.2;letter-spacing:-.015em;font-weight:var(--h-weight);margin:0 0 12px}
.sp1 .notice{margin:0 0 22px;color:var(--secondary);font-size:16px;line-height:1.6}
.sp1 .notice a{color:var(--accent-dark);font-weight:600}
.sp1 form{margin:0}
.field{margin:0 0 16px}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:0 0 16px}
.field-row .field{margin:0}
.field label{display:block;font-size:14px;font-weight:600;margin:0 0 7px}
.field .req{color:var(--accent-dark);font-weight:600}
.field .opt{color:var(--muted);font-weight:500}
.field input[type="text"],.field input[type="tel"],.field input[type="email"]{
  width:100%;height:48px;padding:0 14px;font:inherit;font-size:16px;color:var(--ink);
  background:#fffefa;border:1px solid var(--border-strong);border-radius:var(--input-radius)}
.dir-tu.on-white .field input{background:#fff}
.field input::placeholder{color:#8a94a6}
.field input:focus{border-color:var(--accent);outline:3px solid rgba(11,110,79,.28);outline-offset:0}
.field-note{margin:7px 0 0;font-size:14px;line-height:1.55;color:var(--muted)}

/* Mục đích dạng dòng sổ: cột chỉ số mono + cột trạng thái sau kẻ dọc */
.purposes{border:0;margin:22px 0 0;padding:0;min-width:0}
.purposes legend{font-size:16px;font-weight:700;letter-spacing:-.01em;padding:0;margin-bottom:6px}
.purposes-help{margin:0 0 4px;font-size:14px;color:var(--muted);line-height:1.55}
.ledger-list{border-top:2px solid var(--ink);margin-top:10px}
.purpose{display:grid;grid-template-columns:21px 34px 1fr 132px;gap:12px;align-items:start;
  padding:14px 2px;min-height:48px;cursor:pointer;border-bottom:1px solid var(--border);font-size:15px;line-height:1.55}
.purpose input[type="checkbox"]{width:21px;height:21px;margin:2px 0 0;accent-color:var(--accent);cursor:pointer}
.purpose-idx{font-family:var(--font-mono);font-size:13.5px;font-weight:700;color:var(--accent-dark);padding-top:3px;white-space:nowrap}
.purpose strong{font-weight:650}
.purpose-desc{color:var(--secondary)}
.purpose-status{border-left:1px solid var(--border);padding-left:12px;display:flex;flex-direction:column;gap:5px;align-items:flex-start}
.tag{display:inline-block;font-size:10.5px;font-weight:700;letter-spacing:.03em;text-transform:uppercase;
  border:1px solid var(--border-strong);border-radius:2px;padding:1px 6px;color:var(--secondary);white-space:nowrap}
.tag-req{color:var(--accent-dark);border-color:var(--accent-dark)}
.tag-sensitive{color:#7a4d00;border-color:#c98f1b;background:#fff4d6}
.hp{position:absolute;left:-9999px;top:auto;width:1px;height:1px;overflow:hidden;margin:0}

/* Cặp nút cùng kiểu đặc, cùng trọng lượng thị giác (REQ-CONSENT-02) */
.consent-actions{display:flex;gap:12px;margin-top:22px}
.btn{flex:1 1 0;height:48px;min-height:48px;padding:0 16px;font:inherit;font-size:16px;font-weight:650;letter-spacing:-.005em;
  border-radius:var(--btn-radius);cursor:pointer;display:inline-flex;align-items:center;justify-content:center;text-align:center;white-space:nowrap}
.btn-solid{background:var(--ink);border:2px solid var(--ink);color:#fff}
.btn-solid:hover{background:var(--accent-dark);border-color:var(--accent-dark)}
.fineprint{margin:14px 0 0;font-size:13.5px;line-height:1.55;color:var(--muted)}
.after-submit{margin-top:24px;border-top:1px solid var(--border);padding-top:16px;font-size:14.5px;line-height:1.6;color:var(--secondary)}
.after-submit p{margin:0}
.after-submit .after-title{font-weight:700;color:var(--ink);margin-bottom:4px}
.after-submit a{color:var(--accent-dark);font-weight:600}
.after-submit-tu{display:flex;gap:18px;align-items:flex-start}
.seal{flex:0 0 auto;width:124px;height:124px;border:2px solid var(--accent);border-radius:50%;color:var(--accent-dark);
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;transform:rotate(-6deg);
  box-shadow:inset 0 0 0 4px var(--bg),inset 0 0 0 5.5px var(--accent);text-align:center;padding:12px}
.seal-top{font-size:10.5px;font-weight:800;letter-spacing:.1em;white-space:nowrap}
.seal-hash{font-family:var(--font-mono);font-size:15px;font-weight:700;white-space:nowrap}
.seal-date{font-size:11px;letter-spacing:.05em;white-space:nowrap}
.ledger-entry{margin-top:16px;border-top:2px solid var(--ink);border-bottom:1px solid var(--border);
  padding:9px 2px;font-family:var(--font-mono);font-size:12.5px;color:var(--secondary);
  display:flex;flex-wrap:wrap;gap:6px 18px}
.ledger-entry b{color:var(--ink);font-weight:700}

/* ---------- Khối S-D3 ---------- */
.dash{background:var(--bg);color:var(--ink);border:1px solid var(--border);border-radius:var(--radius);
  max-width:1040px;margin:0 auto;padding:34px 38px 30px;text-align:left}
.dash .eyebrow{font-size:12px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--accent-dark);margin:0 0 10px}
.d3-top{display:flex;justify-content:space-between;gap:36px;align-items:flex-start}
.d3-h{font-size:44px;line-height:1.04;letter-spacing:var(--h-tracking);font-weight:var(--h-weight);margin:0 0 10px}
.d3-date{margin:0;font-size:15.5px;color:var(--secondary)}
/* Thống kê dạng bảng sổ: nhãn trái, số phải, kẻ ngang giữa các dòng */
.d3-stats{flex:0 0 320px;border-top:2px solid var(--ink)}
.stat{display:flex;justify-content:space-between;align-items:baseline;gap:18px;padding:11px 0;border-bottom:1px solid var(--border)}
.stat-num{font-size:30px;line-height:1;letter-spacing:-.02em;font-weight:800;margin:0;white-space:nowrap}
.stat-unit{font-size:15px;color:var(--muted);font-weight:600;margin-left:3px}
.stat-label{margin:0;font-size:13.5px;line-height:1.45;color:var(--secondary);max-width:15em}
.stat-note{margin:10px 0 0;font-size:13.5px;line-height:1.55;color:var(--muted);max-width:34em}
/* Sổ cái có trục thời gian dọc qua cột chỉ số */
.ledger{list-style:none;margin:26px 0 0;padding:0;border-top:2px solid var(--ink);position:relative}
.ledger::before{content:"";position:absolute;left:21px;top:0;bottom:0;width:1px;background:var(--border-strong)}
.ledger-row{display:grid;grid-template-columns:44px 1fr auto auto;gap:8px 18px;align-items:center;padding:16px 0;border-bottom:1px solid var(--border);position:relative}
.ledger-idx{font-family:var(--font-mono);font-size:13.5px;font-weight:700;color:var(--accent-dark);
  border:1px solid var(--border-strong);border-radius:50%;width:43px;height:43px;background:var(--bg);
  display:flex;align-items:center;justify-content:center;white-space:nowrap;position:relative;z-index:1}
.task-main strong{display:block;font-size:16.5px;letter-spacing:-.01em}
.task-meta{display:block;font-size:14px;color:var(--muted);margin-top:2px}
.due{font-size:13.5px;font-weight:600;color:var(--secondary);background:var(--surface);border-radius:2px;padding:5px 12px;white-space:nowrap}
.due-overdue{color:#b42318;background:#fef3f2}
.due-soon{color:#7a4d00;background:#fff4d6}
.task-link{font-size:15px;font-weight:650;color:var(--accent-dark);text-decoration:underline;text-underline-offset:3px;white-space:nowrap;display:inline-flex;align-items:center;min-height:44px}

/* ---------- Biến thể (vỏ TỰ) ---------- */
.variant-title{font-size:21px;letter-spacing:-.015em;margin:34px 0 16px}
.variant-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;align-items:start}
.variant-grid-d3{grid-template-columns:minmax(0,1fr)}
.variant{max-width:none;margin:0;padding:22px 22px 24px}
.variant-tag{margin:0 0 14px;font-size:12px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--accent-dark)}
.dash.variant{max-width:none}
.d3-h-sm{font-size:24px;font-weight:var(--h-weight);letter-spacing:var(--h-tracking);margin:0 0 4px}
.variant .consent-actions{flex-direction:column;margin-top:18px}
.variant .btn{width:100%;flex:none}
/* P1-A: danh sách phẳng, không cột trạng thái */
.variant .purpose{grid-template-columns:21px 34px 1fr}
.purposes-flat .purpose{grid-template-columns:21px 34px 1fr}
.purposes-flat .ledger-list{border-top:1px solid var(--border-strong)}
/* P1-B: mỗi mục đích một thẻ */
.purposes-cards .ledger-list{border-top:0;margin-top:2px}
.purposes-cards .purpose{border:1px solid var(--border);border-radius:4px;padding:14px 14px;margin:0 0 10px;background:#fffefa}
.dir-tu.on-white .purposes-cards .purpose{background:#fff}
/* P1-C: nhóm + dòng sổ trong nhóm */
.group-label{font-size:11.5px;font-weight:700;letter-spacing:.09em;text-transform:uppercase;color:var(--muted);margin:16px 0 0}
.purposes-grouped .ledger-list{margin-top:6px}
/* D3 biến thể dùng chung danh sách việc */
.tasks{list-style:none;margin:18px 0 0;padding:0}
.variant .ledger{margin-top:18px}
.tasks-cards{display:grid;grid-template-columns:minmax(0,1fr);gap:10px}
.tasks-cards .ledger-row{border:1px solid var(--border);border-radius:4px;padding:16px 18px;background:#fffefa}
.tasks-cards .ledger::before{display:none}
.tasks-table{width:100%;border-collapse:collapse;margin-top:16px;font-size:15px}
.tasks-table th{font-size:11.5px;font-weight:700;letter-spacing:.09em;text-transform:uppercase;color:var(--muted);text-align:left;padding:8px 10px;border-bottom:2px solid var(--ink)}
.tasks-table td{padding:13px 10px;border-bottom:1px solid var(--border);vertical-align:middle}
.tasks-table td:nth-child(2){white-space:nowrap;color:var(--secondary)}

/* ---------- Khối tham chiếu NEO (thu gọn, cuối trang) ---------- */
.neo-ref{border:1px solid var(--page-line);background:#fff;padding:22px 24px}
.neo-ref h3{margin:0 0 8px;font-size:17px;letter-spacing:-.01em}
.neo-ref p{margin:0 0 12px;font-size:15px;line-height:1.6;color:#2c333b;max-width:52em}
.swatches{display:flex;flex-wrap:wrap;gap:10px;margin:0}
.swatch{display:flex;align-items:center;gap:8px;font-size:13px;border:1px solid var(--page-line);padding:6px 10px 6px 6px}
.swatch i{width:22px;height:22px;display:block;border:1px solid rgba(0,0,0,.12)}

/* ---------- Mobile ---------- */
@media (max-width:1080px){
  .variant-grid{grid-template-columns:minmax(0,1fr)}
  .meta{grid-template-columns:1fr 1fr}
}
@media (max-width:700px){
  .page-head,.doc-section,.page-foot{padding-left:18px;padding-right:18px}
  .page-head{padding-top:38px}
  .page-head h1{font-size:36px}
  .doc-section>h2{font-size:27px}
  .constraint-grid{grid-template-columns:1fr}
  .meta{grid-template-columns:1fr}
  .host{padding:18px 12px 26px}
  .sp1{padding:24px 20px 22px}
  .field-row{grid-template-columns:1fr}
  .consent-actions{flex-direction:column}
  .btn{width:100%;flex:none;height:48px}
  .purpose{grid-template-columns:21px 30px 1fr}
  .purpose-status{grid-column:3;border-left:0;padding-left:0;flex-direction:row;flex-wrap:wrap}
  .dash{padding:26px 20px 22px}
  .d3-top{flex-direction:column;gap:20px}
  .d3-h{font-size:34px}
  .d3-stats{flex:0 0 auto;width:100%}
  .stat-num{font-size:28px}
  .ledger-row{grid-template-columns:44px 1fr;grid-template-areas:"idx main" "idx due" "idx link";row-gap:6px;align-items:start}
  .ledger-idx{grid-area:idx}
  .ledger-row .task-main{grid-area:main}
  .ledger-row .due{grid-area:due;justify-self:start;white-space:normal}
  .ledger-row .task-link{grid-area:link;justify-self:start;min-height:44px}
  .after-submit-tu{flex-direction:column}
  .seal{width:112px;height:112px}
  /* D3-C: bảng chuyển thành danh sách ở mobile */
  .tasks-table,.tasks-table tbody,.tasks-table tr,.tasks-table td{display:block;width:100%}
  .tasks-table thead{display:none}
  .tasks-table tr{border-bottom:1px solid var(--border);padding:12px 0}
  .tasks-table td{border-bottom:0;padding:3px 0}
  .tasks-table td::before{content:attr(data-th);display:block;font-size:11px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin-bottom:2px}
  .tasks-table td:nth-child(2){white-space:normal}
}