/* Layout: một bộ hồ sơ NOXH – các tờ khai trên nền giấy lạnh, kết quả in ra như phiếu có đóng dấu đỏ */
:root {
  --paper: #F2F5F6;
  --sheet: #FFFFFF;
  --sheet-2: #F8FAFB;
  --ink: #13202E;
  --ink-2: #435060;
  --ink-3: #66727F;
  --rule: #D5DDE3;
  --rule-strong: #B9C5CF;
  --pen: #2A4BB5;
  --pen-hover: #213D97;
  --on-pen: #FFFFFF;
  --pen-soft: #E5EBFA;
  --stamp: #C0362C;
  --stamp-soft: #FBEAE8;
  --good: #1A7548;
  --good-soft: #E1F2E8;
  --warn: #9A6100;
  --warn-soft: #FCF1DA;
  --bad: #B0281F;
  --bad-soft: #FAE6E4;
  --series-1: #2A4BB5;
  --series-2: #B87410;
  --shadow: 0 1px 2px rgba(19, 32, 46, .06), 0 8px 24px -12px rgba(19, 32, 46, .18);

  --f-display: "Bricolage Grotesque", "Be Vietnam Pro", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --f-body: "Be Vietnam Pro", system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --f-mono: "IBM Plex Mono", ui-monospace, "SFMono-Regular", Consolas, "Liberation Mono", monospace;

  --t-xs: .78rem;
  --t-sm: .875rem;
  --t-md: 1rem;
  --t-lg: 1.15rem;
  --t-xl: clamp(1.35rem, 1.1rem + 1vw, 1.7rem);
  --t-2xl: clamp(1.7rem, 1.25rem + 2vw, 2.4rem);
  --t-hero: clamp(2.1rem, 1.3rem + 3.6vw, 3.6rem);

  --r-sm: 6px;
  --r-md: 10px;
  --r-lg: 16px;
  --wrap: 1120px;
  --bar-h: 64px;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --paper: #0D141B; --sheet: #151F29; --sheet-2: #1A2531; --ink: #E6ECF2; --ink-2: #B3BECA; --ink-3: #8794A2;
    --rule: #283542; --rule-strong: #3A4958; --pen: #8EA6F4; --pen-hover: #A9BCF7; --on-pen: #0D141B; --pen-soft: #1C2843;
    --stamp: #F0796C; --stamp-soft: #3A1E1B; --good: #5CC68E; --good-soft: #14301F; --warn: #E6B04A; --warn-soft: #33280F;
    --bad: #F1857A; --bad-soft: #391C19; --series-1: #6D88E6; --series-2: #C7842F;
    --shadow: 0 1px 2px rgba(0, 0, 0, .3), 0 10px 28px -14px rgba(0, 0, 0, .6);
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --paper: #0D141B; --sheet: #151F29; --sheet-2: #1A2531; --ink: #E6ECF2; --ink-2: #B3BECA; --ink-3: #8794A2;
  --rule: #283542; --rule-strong: #3A4958; --pen: #8EA6F4; --pen-hover: #A9BCF7; --on-pen: #0D141B; --pen-soft: #1C2843;
  --stamp: #F0796C; --stamp-soft: #3A1E1B; --good: #5CC68E; --good-soft: #14301F; --warn: #E6B04A; --warn-soft: #33280F;
  --bad: #F1857A; --bad-soft: #391C19; --series-1: #6D88E6; --series-2: #C7842F;
  --shadow: 0 1px 2px rgba(0, 0, 0, .3), 0 10px 28px -14px rgba(0, 0, 0, .6);
  color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }
[hidden] { display: none !important; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } *, *::before, *::after { animation: none !important; transition: none !important; } }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--f-body);
  font-size: var(--t-md);
  line-height: 1.6;
  padding-bottom: calc(var(--bar-h) + env(safe-area-inset-bottom, 0px));
}
@media (min-width: 900px) { body { padding-bottom: 0; } }
img, svg { max-width: 100%; }
a { color: var(--pen); text-underline-offset: 3px; }
a:hover { color: var(--pen-hover); }
:focus-visible { outline: 3px solid var(--pen); outline-offset: 2px; border-radius: 4px; }
h1, h2, h3 { font-family: var(--f-display); line-height: 1.15; letter-spacing: -.02em; text-wrap: balance; margin: 0; color: var(--ink); }
h1 { font-size: var(--t-hero); font-weight: 800; }
h2 { font-size: var(--t-2xl); font-weight: 700; }
h3 { font-size: var(--t-lg); font-weight: 700; letter-spacing: -.01em; }
p { margin: 0; }
.wrap { width: 100%; max-width: var(--wrap); margin-inline: auto; padding-inline: 16px; }
@media (min-width: 640px) { .wrap { padding-inline: 24px; } }
.label { font-family: var(--f-mono); font-size: var(--t-xs); letter-spacing: .08em; text-transform: uppercase; color: var(--ink-3); font-weight: 500; }
.muted { color: var(--ink-2); }
.small { font-size: var(--t-sm); }
.num { font-variant-numeric: tabular-nums; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }

/* ---------- Top bar ---------- */
.topbar { position: sticky; top: env(safe-area-inset-top, 0px); z-index: 30; background: color-mix(in srgb, var(--paper) 88%, transparent); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); border-bottom: 1px solid var(--rule); }
.topbar .wrap { display: flex; align-items: center; gap: 16px; min-height: 56px; }
.brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; color: var(--ink); font-family: var(--f-display); font-weight: 800; font-size: 1.15rem; letter-spacing: -.02em; }
.brand:hover { color: var(--ink); }
.brand-mark { width: 30px; height: 30px; flex: none; }
.brand small { font-family: var(--f-mono); font-weight: 500; font-size: .68rem; letter-spacing: .08em; color: var(--stamp); border: 1.5px solid var(--stamp); border-radius: 4px; padding: 0 5px; line-height: 1.5; }
.nav { display: none; gap: 4px; margin-left: auto; }
.nav a { color: var(--ink-2); text-decoration: none; font-size: var(--t-sm); font-weight: 500; padding: 8px 12px; border-radius: var(--r-sm); }
.nav a:hover, .nav a[aria-current="page"] { color: var(--ink); background: var(--sheet); }
.topbar .btn { margin-left: auto; }
@media (min-width: 900px) { .nav { display: flex; } .topbar .btn { margin-left: 8px; } }

/* ---------- Buttons ---------- */
.btn { --b: var(--pen); display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 46px; padding: 10px 20px; border-radius: var(--r-md); border: 1.5px solid var(--b); background: var(--b); color: var(--on-pen); font: 600 var(--t-md)/1.2 var(--f-body); text-decoration: none; cursor: pointer; transition: background .15s, border-color .15s, transform .1s; white-space: nowrap; }
.btn:hover { --b: var(--pen-hover); color: var(--on-pen); }
.btn:active { transform: translateY(1px); }
.btn-ghost { background: transparent; color: var(--pen); border-color: var(--rule-strong); }
.btn-ghost:hover { background: var(--pen-soft); color: var(--pen); border-color: var(--pen); }
.btn-sm { min-height: 38px; padding: 6px 14px; font-size: var(--t-sm); }
.btn-lg { min-height: 54px; padding: 12px 26px; font-size: 1.05rem; }
.btn-block { width: 100%; }
.btn[disabled] { opacity: .45; cursor: not-allowed; }
.btn svg { width: 18px; height: 18px; flex: none; }

/* ---------- Hero ---------- */
.hero { padding-block: 40px 28px; }
.hero-grid { display: grid; gap: 32px; align-items: center; }
@media (min-width: 900px) { .hero { padding-block: 64px 40px; } .hero-grid { grid-template-columns: 1.15fr .85fr; gap: 56px; } }
.hero h1 .ink-stamp { color: var(--stamp); }
.hero .lede { font-size: var(--t-lg); color: var(--ink-2); max-width: 36em; margin-top: 16px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 24px; }
.caps { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1px; margin-top: 28px; background: var(--rule); border: 1px solid var(--rule); border-radius: var(--r-md); overflow: hidden; max-width: 520px; }
.caps div { background: var(--sheet); padding: 12px 14px; min-width: 0; }
.caps b { display: block; font-family: var(--f-display); font-size: 1.6rem; font-weight: 800; letter-spacing: -.03em; line-height: 1.1; font-variant-numeric: tabular-nums; }
.caps b span { font-size: .8rem; font-weight: 600; letter-spacing: 0; color: var(--ink-3); margin-left: 2px; }
.caps small { display: block; font-size: var(--t-xs); color: var(--ink-2); line-height: 1.35; margin-top: 4px; }
.caps-note { font-size: var(--t-xs); color: var(--ink-3); margin-top: 8px; font-family: var(--f-mono); }

/* ---------- The slip (phiếu) ---------- */
.slip { position: relative; background: var(--sheet); border: 1px solid var(--rule); border-radius: var(--r-lg); box-shadow: var(--shadow); padding: 22px 20px 20px; overflow: hidden; }
.slip::before { content: ""; position: absolute; inset: 0 0 auto 0; height: 6px; background: repeating-linear-gradient(90deg, var(--pen) 0 18px, transparent 18px 26px); opacity: .5; }
.slip-head { display: flex; justify-content: space-between; gap: 12px; align-items: baseline; border-bottom: 1px dashed var(--rule-strong); padding-bottom: 10px; margin-bottom: 12px; }
.slip-head .label { color: var(--ink-2); }
.slip-rows { display: grid; gap: 0; }
.slip-row { display: grid; grid-template-columns: 28px minmax(0, 1fr) auto; gap: 10px; align-items: start; padding-block: 9px; border-bottom: 1px dotted var(--rule); font-size: var(--t-sm); }
.slip-row:last-child { border-bottom: 0; }
.slip-row .k { color: var(--ink-2); }
.slip-row .k b { display: block; color: var(--ink); font-weight: 600; }
.slip-row .v { font-family: var(--f-mono); font-size: var(--t-xs); text-align: right; color: var(--ink-2); padding-top: 2px; }
.ico { width: 24px; height: 24px; border-radius: 50%; display: inline-grid; place-items: center; font-weight: 700; font-size: 13px; line-height: 1; }
.ico-ok { background: var(--good-soft); color: var(--good); }
.ico-warn { background: var(--warn-soft); color: var(--warn); }
.ico-no { background: var(--bad-soft); color: var(--bad); }
.ico svg { width: 14px; height: 14px; }
.ico-ok::before { content: "✓"; }
.ico-warn::before { content: "!"; }
.ico-no::before { content: "✕"; font-size: 11px; }
.stamp { position: absolute; right: 14px; bottom: 16px; width: 116px; height: 116px; border-radius: 50%; border: 3px double var(--stamp); color: var(--stamp); display: grid; place-items: center; text-align: center; transform: rotate(-12deg); font-family: var(--f-display); font-weight: 800; font-size: .82rem; line-height: 1.15; letter-spacing: .02em; text-transform: uppercase; padding: 12px; background: color-mix(in srgb, var(--sheet) 70%, transparent); pointer-events: none; }
.stamp.is-good { border-color: var(--good); color: var(--good); }
.stamp.is-warn { border-color: var(--warn); color: var(--warn); }
.slip-example { font-family: var(--f-mono); font-size: .68rem; letter-spacing: .1em; text-transform: uppercase; color: var(--ink-3); border: 1px solid var(--rule-strong); border-radius: 999px; padding: 1px 8px; }
.slip-foot { margin-top: 12px; min-height: 104px; padding-right: 136px; font-size: var(--t-xs); color: var(--ink-3); border-top: 1px dashed var(--rule-strong); padding-top: 10px; }
.slip .who { font-size: var(--t-sm); color: var(--ink-2); margin-bottom: 4px; padding-right: 96px; }

/* ---------- Sections ---------- */
section { scroll-margin-top: 72px; }
.section { padding-block: 48px; }
@media (min-width: 900px) { .section { padding-block: 72px; } }
.section-head { display: grid; gap: 10px; max-width: 46rem; margin-bottom: 28px; }
.section-head p { color: var(--ink-2); font-size: var(--t-lg); }
.band { background: var(--sheet); border-block: 1px solid var(--rule); }

/* ---------- Wizard ---------- */
.wizard { background: var(--sheet); border: 1px solid var(--rule); border-radius: var(--r-lg); box-shadow: var(--shadow); overflow: hidden; max-width: 860px; margin-inline: auto; }
.wiz-top { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 14px 20px; border-bottom: 1px solid var(--rule); background: var(--sheet-2); }
.steps { display: flex; gap: 6px; flex: 1; max-width: 320px; }
.steps i { flex: 1; height: 5px; border-radius: 3px; background: var(--rule); transition: background .25s; }
.steps i.on { background: var(--pen); }
.wiz-body { padding: 24px 20px; }
@media (min-width: 640px) { .wiz-body { padding: 32px 36px; } .wiz-top { padding-inline: 36px; } }
.wiz-step { border: 0; padding: 0; margin: 0; min-width: 0; }
.wiz-step legend { padding: 0; font-family: var(--f-display); font-size: var(--t-xl); font-weight: 700; letter-spacing: -.02em; line-height: 1.2; margin-bottom: 6px; }
.wiz-step .hint { color: var(--ink-2); font-size: var(--t-sm); margin-bottom: 18px; }
.wiz-q { margin-top: 22px; }
.wiz-q > .q { font-weight: 600; margin-bottom: 10px; display: block; }
.opts { display: grid; gap: 10px; }
@media (min-width: 640px) { .opts.two { grid-template-columns: repeat(2, minmax(0, 1fr)); } .opts.three { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
.opt { position: relative; display: block; cursor: pointer; }
.opt input { position: absolute; opacity: 0; inset: 0; width: 100%; height: 100%; margin: 0; cursor: pointer; }
.opt > span { display: grid; grid-template-columns: 22px minmax(0, 1fr); gap: 12px; align-items: start; padding: 13px 14px; border: 1.5px solid var(--rule); border-radius: var(--r-md); background: var(--sheet); transition: border-color .15s, background .15s; min-height: 100%; }
.opt > span::before { content: ""; width: 20px; height: 20px; margin-top: 1px; border: 2px solid var(--rule-strong); border-radius: 5px; background: var(--sheet); transition: all .15s; }
.opt input[type="radio"] + span::before { border-radius: 50%; }
.opt b { display: block; font-weight: 600; line-height: 1.35; }
.opt em { display: block; font-style: normal; font-size: var(--t-sm); color: var(--ink-2); line-height: 1.4; margin-top: 2px; }
.opt:hover > span { border-color: var(--rule-strong); }
.opt input:checked + span { border-color: var(--pen); background: var(--pen-soft); }
.opt input:checked + span::before { border-color: var(--pen); background: var(--pen) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M3.5 8.5l3 3 6-7' fill='none' stroke='white' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/14px no-repeat; }
.opt input[type="radio"]:checked + span::before { background: var(--sheet); box-shadow: inset 0 0 0 4px var(--sheet), inset 0 0 0 10px var(--pen); }
.opt input:focus-visible + span { outline: 3px solid var(--pen); outline-offset: 2px; }
.opt-group-label { font-family: var(--f-mono); font-size: var(--t-xs); text-transform: uppercase; letter-spacing: .08em; color: var(--ink-3); margin: 18px 0 8px; }
.wiz-nav { display: flex; gap: 10px; justify-content: space-between; align-items: center; padding: 16px 20px; border-top: 1px solid var(--rule); background: var(--sheet-2); }
@media (min-width: 640px) { .wiz-nav { padding-inline: 36px; } }
.wiz-error { color: var(--bad); font-size: var(--t-sm); font-weight: 500; }
.income-box { display: grid; gap: 14px; padding: 16px; border: 1px solid var(--rule); border-radius: var(--r-md); background: var(--sheet-2); }
.income-row { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }
.money-input { display: flex; align-items: center; border: 1.5px solid var(--rule-strong); border-radius: var(--r-md); background: var(--sheet); overflow: hidden; max-width: 220px; }
.money-input:focus-within { border-color: var(--pen); }
.money-input input { border: 0; background: transparent; color: var(--ink); font: 700 1.3rem var(--f-display); width: 100%; min-width: 0; padding: 10px 12px; font-variant-numeric: tabular-nums; outline: none; }
.money-input span { padding: 0 12px; color: var(--ink-3); font-size: var(--t-sm); white-space: nowrap; }
input[type="range"] { width: 100%; accent-color: var(--pen); height: 28px; }
.cap-meter { position: relative; height: 10px; border-radius: 5px; background: var(--rule); overflow: hidden; }
.cap-meter i { position: absolute; inset: 0 auto 0 0; background: var(--good); border-radius: 5px; transition: width .2s, background .2s; }
.cap-meter.over i { background: var(--bad); }
.cap-meter.near i { background: var(--warn); }
.cap-text { font-size: var(--t-sm); color: var(--ink-2); }
.mini-calc { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; margin-top: 14px; padding: 12px 14px; border: 1px dashed var(--rule-strong); border-radius: var(--r-md); font-size: var(--t-sm); color: var(--ink-2); }
.mini-calc input { width: 76px; padding: 7px 8px; border: 1.5px solid var(--rule-strong); border-radius: var(--r-sm); background: var(--sheet); color: var(--ink); font: 600 var(--t-md) var(--f-body); }
.mini-calc output { font-weight: 700; color: var(--ink); }

/* ---------- Result ---------- */
.result { display: grid; gap: 22px; }
.verdict { position: relative; padding: 20px 20px 22px; border-radius: var(--r-lg); border: 1px solid var(--rule); background: var(--sheet-2); overflow: hidden; min-height: 150px; }
.verdict h3 { font-size: var(--t-2xl); line-height: 1.12; padding-right: 120px; }
.verdict p { margin-top: 8px; color: var(--ink-2); padding-right: 110px; }
@media (max-width: 480px) { .verdict h3, .verdict p { padding-right: 0; } .verdict .stamp { position: relative; right: auto; bottom: auto; margin: 14px 0 0 auto; width: 104px; height: 104px; } }
.verdict.is-good { background: var(--good-soft); border-color: color-mix(in srgb, var(--good) 35%, transparent); }
.verdict.is-warn { background: var(--warn-soft); border-color: color-mix(in srgb, var(--warn) 35%, transparent); }
.verdict.is-bad { background: var(--bad-soft); border-color: color-mix(in srgb, var(--bad) 30%, transparent); }
.res-grid { display: grid; gap: 18px; }
@media (min-width: 760px) { .res-grid { grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr); } }
.res-card { border: 1px solid var(--rule); border-radius: var(--r-md); padding: 16px 18px; background: var(--sheet); min-width: 0; }
.res-card h4 { margin: 0 0 8px; font: 600 var(--t-xs) var(--f-mono); letter-spacing: .08em; text-transform: uppercase; color: var(--ink-3); }
.checklist { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; font-size: var(--t-sm); }
.checklist li { display: grid; grid-template-columns: 18px minmax(0, 1fr); gap: 10px; }
.checklist li::before { content: ""; width: 14px; height: 14px; margin-top: 4px; border: 1.5px solid var(--rule-strong); border-radius: 3px; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip { display: inline-flex; align-items: center; gap: 6px; padding: 4px 10px; border-radius: 999px; font-size: var(--t-sm); font-weight: 500; background: var(--stamp-soft); color: var(--stamp); border: 1px solid color-mix(in srgb, var(--stamp) 30%, transparent); }
.chip.neutral { background: var(--sheet-2); color: var(--ink-2); border-color: var(--rule); }
.res-actions { display: grid; gap: 10px; }
@media (min-width: 640px) { .res-actions { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
.res-actions .btn { white-space: normal; text-align: center; }
.notes { margin: 0; padding-left: 18px; color: var(--ink-2); font-size: var(--t-sm); display: grid; gap: 6px; }

/* ---------- Path (lộ trình) ---------- */
.path { display: grid; gap: 14px; counter-reset: step; }
@media (min-width: 760px) { .path { grid-template-columns: repeat(4, minmax(0, 1fr)); } }
.path li { list-style: none; position: relative; padding: 18px; border-radius: var(--r-md); background: var(--sheet); border: 1px solid var(--rule); min-width: 0; }
.path li::before { counter-increment: step; content: "Bước " counter(step); display: block; font-family: var(--f-mono); font-size: var(--t-xs); text-transform: uppercase; letter-spacing: .08em; color: var(--stamp); margin-bottom: 8px; }
.path h3 { font-size: 1.05rem; margin-bottom: 6px; }
.path p { font-size: var(--t-sm); color: var(--ink-2); }
.path a { font-size: var(--t-sm); font-weight: 600; display: inline-block; margin-top: 8px; }
.path { padding: 0; margin: 0; }

/* ---------- Projects ---------- */
.projects { display: grid; gap: 18px; }
@media (min-width: 760px) { .projects { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
.project { display: grid; gap: 14px; padding: 22px; border-radius: var(--r-lg); background: var(--sheet); border: 1px solid var(--rule); min-width: 0; }
.project-top { display: flex; justify-content: space-between; gap: 12px; align-items: flex-start; }
.project .where { font-size: var(--t-sm); color: var(--ink-2); margin-top: 4px; }
.project .tag { flex: none; font: 600 .7rem var(--f-mono); letter-spacing: .08em; text-transform: uppercase; color: var(--stamp); border: 1.5px solid var(--stamp); border-radius: 4px; padding: 2px 6px; }
.figures { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1px; background: var(--rule); border: 1px solid var(--rule); border-radius: var(--r-md); overflow: hidden; }
.figures div { background: var(--sheet-2); padding: 10px 12px; min-width: 0; }
.figures b { display: block; font-family: var(--f-display); font-weight: 800; font-size: 1.2rem; letter-spacing: -.02em; font-variant-numeric: tabular-nums; line-height: 1.2; }
.figures small { display: block; font-size: var(--t-xs); color: var(--ink-3); line-height: 1.3; }
.project ul { margin: 0; padding-left: 18px; font-size: var(--t-sm); color: var(--ink-2); display: grid; gap: 4px; }
.project-actions { display: flex; flex-wrap: wrap; gap: 10px; }
.fineprint { font-size: var(--t-xs); color: var(--ink-3); font-family: var(--f-mono); line-height: 1.5; }

/* ---------- Channels ---------- */
.channels { display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(min(100%, 240px), 1fr)); }
.channel { display: grid; grid-template-columns: 44px minmax(0, 1fr); gap: 14px; align-items: center; padding: 16px; border-radius: var(--r-md); background: var(--sheet); border: 1px solid var(--rule); text-decoration: none; color: var(--ink); transition: border-color .15s, transform .15s; }
.channel:hover { border-color: var(--pen); color: var(--ink); transform: translateY(-2px); }
.channel .ch-ico { width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center; background: var(--pen-soft); color: var(--pen); }
.channel .ch-ico svg { width: 22px; height: 22px; }
.channel b { display: block; font-weight: 700; }
.channel small { display: block; font-size: var(--t-sm); color: var(--ink-2); line-height: 1.4; }

/* ---------- B2B ---------- */
.b2b { display: grid; gap: 20px; padding: 26px 22px; border-radius: var(--r-lg); border: 1.5px dashed var(--rule-strong); background: var(--sheet); align-items: center; }
@media (min-width: 760px) { .b2b { grid-template-columns: minmax(0, 1fr) auto; padding: 32px; } }
.b2b.stack { grid-template-columns: minmax(0, 1fr); }
.b2b p { color: var(--ink-2); margin-top: 8px; max-width: 40rem; }

/* ---------- FAQ ---------- */
.faq { display: grid; gap: 10px; max-width: 860px; }
.faq details { background: var(--sheet); border: 1px solid var(--rule); border-radius: var(--r-md); padding: 0 18px; }
.faq summary { cursor: pointer; list-style: none; padding: 16px 28px 16px 0; font-weight: 600; position: relative; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 0; top: 12px; font: 400 1.5rem var(--f-mono); color: var(--ink-3); }
.faq details[open] summary::after { content: "–"; }
.faq details > div { padding-bottom: 16px; color: var(--ink-2); font-size: var(--t-sm); display: grid; gap: 8px; max-width: 65ch; }

/* ---------- Footer ---------- */
.legal { font-size: var(--t-xs); color: var(--ink-3); line-height: 1.6; display: grid; gap: 8px; max-width: 70ch; }
.legal b { color: var(--ink-2); font-weight: 600; }
footer.site { border-top: 1px solid var(--rule); padding-block: 32px 40px; background: var(--sheet); }
.foot-grid { display: grid; gap: 24px; }
@media (min-width: 760px) { .foot-grid { grid-template-columns: minmax(0, 1fr) minmax(0, 1.4fr); } }
.foot-contact { display: grid; gap: 6px; font-size: var(--t-sm); color: var(--ink-2); }
.phone-text { font-family: var(--f-mono); font-weight: 600; color: var(--ink); user-select: all; }

/* ---------- Sticky action bar (mobile) ---------- */
.actionbar { position: fixed; z-index: 40; left: 0; right: 0; bottom: 0; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 8px; padding: 8px 12px calc(8px + env(safe-area-inset-bottom, 0px)); background: color-mix(in srgb, var(--sheet) 94%, transparent); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); border-top: 1px solid var(--rule); }
.actionbar .btn { min-height: 46px; padding: 8px 6px; font-size: var(--t-sm); }
@media (min-width: 900px) { .actionbar { display: none; } }

/* ---------- Lead dialog ---------- */
dialog.lead { width: min(560px, calc(100vw - 24px)); max-height: calc(100dvh - 24px); border: 1px solid var(--rule); border-radius: var(--r-lg); padding: 0; background: var(--sheet); color: var(--ink); box-shadow: 0 30px 80px -20px rgba(0, 0, 0, .45); }
dialog.lead::backdrop { background: rgba(10, 18, 28, .55); }
.lead-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 12px; padding: 20px 20px 0; }
.lead-head h3 { font-size: var(--t-xl); }
.lead-head p { color: var(--ink-2); font-size: var(--t-sm); margin-top: 4px; }
.x { flex: none; width: 38px; height: 38px; border-radius: 50%; border: 1px solid var(--rule); background: var(--sheet-2); color: var(--ink); font-size: 1.2rem; cursor: pointer; }
.lead form { display: grid; gap: 14px; padding: 18px 20px 20px; }
.field { display: grid; gap: 6px; }
.field label { font-weight: 600; font-size: var(--t-sm); }
.field input, .field select, .field textarea { width: 100%; padding: 11px 12px; border: 1.5px solid var(--rule-strong); border-radius: var(--r-md); background: var(--sheet); color: var(--ink); font: 500 var(--t-md) var(--f-body); }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--pen); }
.field-row { display: grid; gap: 14px; }
@media (min-width: 520px) { .field-row { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); } }
.consent { display: grid; grid-template-columns: 20px minmax(0, 1fr); gap: 10px; font-size: var(--t-xs); color: var(--ink-2); align-items: start; }
.consent input { width: 18px; height: 18px; margin: 2px 0 0; accent-color: var(--pen); }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.lead-summary { font-size: var(--t-xs); font-family: var(--f-mono); color: var(--ink-2); background: var(--sheet-2); border: 1px dashed var(--rule-strong); border-radius: var(--r-sm); padding: 8px 10px; white-space: pre-line; max-height: 110px; overflow: auto; }
.lead-done { padding: 22px 20px 24px; display: grid; gap: 14px; }
.lead-done .big { font-family: var(--f-display); font-size: var(--t-xl); font-weight: 700; }
.form-msg { font-size: var(--t-sm); color: var(--bad); font-weight: 500; }
.toast { position: fixed; left: 50%; bottom: calc(var(--bar-h) + 20px + env(safe-area-inset-bottom, 0px)); transform: translateX(-50%); background: var(--ink); color: var(--paper); padding: 10px 16px; border-radius: 999px; font-size: var(--t-sm); z-index: 60; box-shadow: var(--shadow); }

/* ---------- Calculator ---------- */
.calc-grid { display: grid; gap: 20px; align-items: start; }
@media (min-width: 960px) { .calc-grid { grid-template-columns: minmax(0, 380px) minmax(0, 1fr); } .calc-inputs { position: sticky; top: 72px; } }
.panel { background: var(--sheet); border: 1px solid var(--rule); border-radius: var(--r-lg); padding: 20px; min-width: 0; }
.calc-inputs { display: grid; gap: 16px; }
.calc-inputs .field label { display: flex; justify-content: space-between; gap: 8px; }
.calc-inputs .field label output { font-family: var(--f-mono); font-weight: 600; color: var(--pen); }
.seg { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 4px; padding: 4px; background: var(--sheet-2); border: 1px solid var(--rule); border-radius: var(--r-md); }
.seg.three { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.seg label { position: relative; }
.seg input { position: absolute; opacity: 0; inset: 0; margin: 0; cursor: pointer; }
.seg span { display: block; text-align: center; padding: 8px 6px; border-radius: 7px; font-size: var(--t-sm); font-weight: 600; color: var(--ink-2); line-height: 1.3; }
.seg input:checked + span { background: var(--sheet); color: var(--pen); box-shadow: 0 1px 3px rgba(0, 0, 0, .12); }
.seg input:focus-visible + span { outline: 3px solid var(--pen); outline-offset: 1px; }
.check-line { display: flex; gap: 10px; align-items: center; font-size: var(--t-sm); color: var(--ink-2); }
.check-line input { width: 18px; height: 18px; accent-color: var(--pen); }
.divider { height: 1px; background: var(--rule); margin-block: 4px; }
.calc-out { display: grid; gap: 20px; min-width: 0; }
.kpi-main { display: grid; gap: 18px; }
@media (min-width: 640px) { .kpi-main { grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr); } }
.kpi-hero { padding: 22px; border-radius: var(--r-lg); background: var(--pen); color: var(--on-pen); display: grid; gap: 6px; align-content: start; }
.kpi-hero .label { color: color-mix(in srgb, var(--on-pen) 75%, transparent); }
.kpi-hero b { font-family: var(--f-display); font-size: clamp(2.2rem, 1.6rem + 2.4vw, 3.2rem); font-weight: 800; letter-spacing: -.03em; line-height: 1.05; font-variant-numeric: tabular-nums; }
.kpi-hero small { color: color-mix(in srgb, var(--on-pen) 85%, transparent); font-size: var(--t-sm); }
.kpis { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1px; background: var(--rule); border: 1px solid var(--rule); border-radius: var(--r-lg); overflow: hidden; }
.kpis div { background: var(--sheet); padding: 14px 16px; min-width: 0; }
.kpis b { display: block; font-family: var(--f-display); font-size: 1.3rem; font-weight: 800; letter-spacing: -.02em; font-variant-numeric: tabular-nums; line-height: 1.2; }
.kpis small { display: block; font-size: var(--t-xs); color: var(--ink-3); }
.afford { display: grid; gap: 12px; }
.pill { display: inline-flex; align-items: center; gap: 6px; padding: 3px 10px; border-radius: 999px; font-size: var(--t-sm); font-weight: 600; }
.pill.good { background: var(--good-soft); color: var(--good); }
.pill.warn { background: var(--warn-soft); color: var(--warn); }
.pill.bad { background: var(--bad-soft); color: var(--bad); }
.ratio-bar { position: relative; height: 14px; border-radius: 7px; background: linear-gradient(90deg, var(--good-soft) 0 40%, var(--warn-soft) 40% 55%, var(--bad-soft) 55% 100%); border: 1px solid var(--rule); }
.ratio-bar i { position: absolute; top: -5px; width: 4px; height: 22px; border-radius: 2px; background: var(--ink); transform: translateX(-2px); transition: left .2s; }
.ratio-scale { display: flex; justify-content: space-between; font: 500 var(--t-xs) var(--f-mono); color: var(--ink-3); }
.timeline { list-style: none; margin: 0; padding: 0; display: grid; gap: 0; }
.timeline li { display: grid; grid-template-columns: 22px minmax(0, 1fr) auto; gap: 12px; padding-block: 12px; position: relative; }
.timeline li::before { content: ""; width: 12px; height: 12px; border-radius: 50%; border: 2.5px solid var(--pen); background: var(--sheet); margin: 5px 0 0 4px; z-index: 1; }
.timeline li::after { content: ""; position: absolute; left: 9px; top: 26px; bottom: -6px; width: 2px; background: var(--rule); }
.timeline li:last-child::after { display: none; }
.timeline .t { font-weight: 600; }
.timeline .d { font-size: var(--t-sm); color: var(--ink-2); }
.timeline .amt { font-family: var(--f-mono); font-weight: 600; font-size: var(--t-sm); text-align: right; white-space: nowrap; padding-top: 2px; }
.chart-wrap { position: relative; }
.legend { display: flex; flex-wrap: wrap; gap: 16px; font-size: var(--t-sm); color: var(--ink-2); margin-bottom: 8px; }
.legend span { display: inline-flex; align-items: center; gap: 8px; }
.legend i { width: 12px; height: 12px; border-radius: 3px; }
.chart svg { display: block; width: 100%; height: auto; overflow: visible; }
.chart .axis text { fill: var(--ink-3); font: 500 11px var(--f-mono); }
.chart .grid line { stroke: var(--rule); stroke-width: 1; }
.chart .hit { fill: transparent; cursor: pointer; }
.chart .hit:hover, .chart .hit.on { fill: color-mix(in srgb, var(--ink) 6%, transparent); }
.tip { position: absolute; pointer-events: none; background: var(--sheet); border: 1px solid var(--rule-strong); border-radius: var(--r-sm); box-shadow: var(--shadow); padding: 8px 10px; font-size: var(--t-xs); line-height: 1.5; min-width: 150px; z-index: 5; }
.tip b { font-family: var(--f-mono); }
.tip .sw { display: inline-block; width: 9px; height: 9px; border-radius: 2px; margin-right: 6px; }
.table-scroll { overflow-x: auto; border: 1px solid var(--rule); border-radius: var(--r-md); }
table.sched { border-collapse: collapse; width: 100%; min-width: 560px; font-size: var(--t-sm); font-variant-numeric: tabular-nums; }
table.sched th, table.sched td { padding: 8px 12px; text-align: right; border-bottom: 1px solid var(--rule); white-space: nowrap; }
table.sched th:first-child, table.sched td:first-child { text-align: left; }
table.sched thead th { font: 600 var(--t-xs) var(--f-mono); letter-spacing: .06em; text-transform: uppercase; color: var(--ink-3); background: var(--sheet-2); position: sticky; top: 0; }
table.sched tbody tr:last-child td { border-bottom: 0; }
details.more summary { cursor: pointer; font-weight: 600; color: var(--pen); padding-block: 6px; }
.warnbox { display: grid; grid-template-columns: 24px minmax(0, 1fr); gap: 10px; padding: 12px 14px; border-radius: var(--r-md); background: var(--warn-soft); color: var(--ink); font-size: var(--t-sm); }
.warnbox[hidden] { display: none !important; }
.page-hero { padding-block: 32px 20px; }
@media (min-width: 900px) { .page-hero { padding-block: 48px 28px; } }
.page-hero p { color: var(--ink-2); font-size: var(--t-lg); margin-top: 12px; max-width: 44rem; }
.crumbs { font-size: var(--t-sm); margin-bottom: 12px; }

.calc-mini { position: sticky; top: calc(56px + env(safe-area-inset-top, 0px)); z-index: 5; display: flex; flex-wrap: wrap; gap: 6px 14px; align-items: center; margin: -20px -20px 0; padding: 10px 20px; background: var(--pen); color: var(--on-pen); border-radius: var(--r-lg) var(--r-lg) 0 0; font-size: var(--t-sm); }
.calc-mini b { font-family: var(--f-display); font-size: 1.05rem; font-variant-numeric: tabular-nums; }
.calc-mini a { margin-left: auto; color: var(--on-pen); font-weight: 600; }
@media (min-width: 960px) { .calc-mini { display: none; } }