/* Scanwise QR Studio
   Layout: print-shop workbench — controls on the left, a proof "stage" with crop marks on the right. */
:root {
  --bg: #F3F5F8;
  --surface: #FFFFFF;
  --surface-2: #EBEFF4;
  --stage: #E4E9F0;
  --ink: #0E1624;
  --ink-2: #4B5667;
  --line: #D3DAE3;
  --accent: #2346D8;
  --accent-ink: #FFFFFF;
  --accent-soft: #E3E9FD;
  --pro: #9A5B0B;
  --pro-soft: #FBEFD9;
  --ok: #157347;
  --ok-soft: #E1F3E8;
  --warn: #8F5600;
  --warn-soft: #FCEFD5;
  --bad: #B42318;
  --bad-soft: #FCE6E4;
  --shadow: 0 1px 2px rgba(14,22,36,.06), 0 8px 24px rgba(14,22,36,.07);
  --f-display: "Bricolage Grotesque", "Segoe UI", system-ui, sans-serif;
  --f-body: "IBM Plex Sans", "Segoe UI", system-ui, -apple-system, sans-serif;
  --f-mono: "IBM Plex Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;
  --r: 12px;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0B1017; --surface: #131A24; --surface-2: #1A2330; --stage: #0F151E;
    --ink: #E7ECF3; --ink-2: #9AA6B8; --line: #263142;
    --accent: #7E95FF; --accent-ink: #0B1017; --accent-soft: #1C2647;
    --pro: #E8B460; --pro-soft: #2E2414;
    --ok: #5CCB8F; --ok-soft: #12291D; --warn: #E8B460; --warn-soft: #2E2414; --bad: #FF8A80; --bad-soft: #33161A;
    --shadow: 0 1px 2px rgba(0,0,0,.4), 0 8px 24px rgba(0,0,0,.35);
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #0B1017; --surface: #131A24; --surface-2: #1A2330; --stage: #0F151E;
  --ink: #E7ECF3; --ink-2: #9AA6B8; --line: #263142;
  --accent: #7E95FF; --accent-ink: #0B1017; --accent-soft: #1C2647;
  --pro: #E8B460; --pro-soft: #2E2414;
  --ok: #5CCB8F; --ok-soft: #12291D; --warn: #E8B460; --warn-soft: #2E2414; --bad: #FF8A80; --bad-soft: #33161A;
  --shadow: 0 1px 2px rgba(0,0,0,.4), 0 8px 24px rgba(0,0,0,.35);
  color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 400 15px/1.55 var(--f-body); }
body::before { content: ""; position: fixed; inset: 0 0 auto; height: env(safe-area-inset-top, 0px); z-index: 30; background: var(--bg); }
img, canvas, svg { max-width: 100%; }
a { color: var(--accent); }
button, input, select, textarea { font: inherit; color: inherit; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
[hidden] { display: none !important; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip { position: absolute; left: -999px; top: 8px; background: var(--accent); color: var(--accent-ink); padding: 8px 12px; border-radius: 8px; z-index: 50; }
.skip:focus { left: 12px; }
.ico { width: 12px; height: 12px; flex: none; }

.wrap { max-width: 1200px; margin: 0 auto; padding-left: max(16px, env(safe-area-inset-left, 0px)); padding-right: max(16px, env(safe-area-inset-right, 0px)); }

/* ---------- header ---------- */
.top { position: sticky; top: env(safe-area-inset-top, 0px); z-index: 20; background: var(--bg); border-bottom: 1px solid var(--line); }
.top-in { display: flex; align-items: center; gap: 20px; min-height: 60px; }
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--ink); text-decoration: none; font: 700 19px/1 var(--f-display); letter-spacing: -.01em; }
.mark { width: 26px; height: 26px; color: var(--ink); }
.nav { display: flex; gap: 4px; margin-inline-start: 8px; }
.nav a { color: var(--ink-2); text-decoration: none; padding: 6px 10px; border-radius: 8px; font-weight: 500; font-size: 14px; }
.nav a:hover { color: var(--ink); background: var(--surface-2); }
.acct { margin-inline-start: auto; display: flex; align-items: center; gap: 8px; min-width: 0; }
.acct .who { font-size: 13px; color: var(--ink-2); max-width: 22ch; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.pill { display: inline-flex; align-items: center; gap: 5px; font-size: 12px; font-weight: 600; padding: 3px 9px; border-radius: 999px; background: var(--surface-2); color: var(--ink-2); letter-spacing: .02em; }
.pill.paid { background: var(--pro-soft); color: var(--pro); }
@media (max-width: 760px) { .nav { display: none; } .acct .who { display: none; } }

/* ---------- hero ---------- */
.hero { padding-block: 40px 22px; }
.eyebrow { margin: 0 0 10px; font: 500 12px/1 var(--f-mono); text-transform: uppercase; letter-spacing: .12em; color: var(--accent); }
.hero h1 { margin: 0; max-width: 20ch; font: 800 clamp(32px, 5vw, 54px)/1.02 var(--f-display); letter-spacing: -.025em; text-wrap: balance; }
.lede { margin: 14px 0 0; max-width: 62ch; font-size: 17px; color: var(--ink-2); }
.proof { list-style: none; margin: 18px 0 0; padding: 0; display: flex; flex-wrap: wrap; gap: 8px 20px; font-size: 14px; font-weight: 500; }
.proof li { display: inline-flex; align-items: center; gap: 8px; }
.proof li::before { content: ""; width: 8px; height: 8px; border-radius: 2px; background: var(--ok); }

/* ---------- tabs ---------- */
.tabs { display: inline-flex; gap: 4px; padding: 4px; background: var(--surface-2); border-radius: 12px; margin-bottom: 16px; max-width: 100%; overflow-x: auto; }
.tabs button { border: 0; background: none; padding: 9px 16px; border-radius: 9px; font-weight: 600; cursor: pointer; color: var(--ink-2); white-space: nowrap; }
.tabs button[aria-selected="true"] { background: var(--surface); color: var(--ink); box-shadow: var(--shadow); }

/* ---------- tool layout ---------- */
.tool { display: grid; grid-template-columns: minmax(0, 1fr) minmax(300px, 400px); gap: 24px; align-items: start; }
.controls { background: var(--surface); border: 1px solid var(--line); border-radius: var(--r); min-width: 0; }
.preview { position: sticky; top: calc(76px + env(safe-area-inset-top, 0px)); min-width: 0; }
@media (max-width: 900px) {
  .tool { grid-template-columns: minmax(0, 1fr); }
  .preview { position: static; order: -1; }
}

.sec { padding: 18px 20px; display: grid; gap: 14px; border-top: 1px solid var(--line); min-width: 0; }
.sec:first-child { border-top: 0; }
.sec-h { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.sec-h h2 { margin: 0; font: 700 16px/1.2 var(--f-display); letter-spacing: -.005em; }
details.sec > summary { cursor: pointer; list-style: none; }
details.sec > summary::-webkit-details-marker { display: none; }
details.sec > summary::after { content: "+"; font: 500 18px/1 var(--f-mono); color: var(--ink-2); }
details.sec[open] > summary::after { content: "–"; }
.sub { margin: 0 0 6px; font-size: 13px; font-weight: 600; color: var(--ink-2); }
.hint { margin: 0; font-size: 13px; color: var(--ink-2); }
.hint.bad { color: var(--bad); }

.tag { display: inline-flex; align-items: center; gap: 5px; font: 600 11px/1 var(--f-body); letter-spacing: .04em; text-transform: uppercase; padding: 5px 8px; border-radius: 6px; white-space: nowrap; }
.tag-free { background: var(--ok-soft); color: var(--ok); }
.tag-pro { background: var(--pro-soft); color: var(--pro); }

.chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chip { border: 1px solid var(--line); background: var(--surface); padding: 7px 12px; border-radius: 999px; cursor: pointer; font-size: 14px; font-weight: 500; }
.chip:hover { border-color: var(--ink-2); }
.chip[aria-pressed="true"] { background: var(--ink); color: var(--bg); border-color: var(--ink); }

.fields { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.fields .full { grid-column: 1 / -1; }
@media (max-width: 520px) { .fields { grid-template-columns: minmax(0, 1fr); } }
.field, .sel, .range { display: grid; gap: 6px; font-size: 13px; font-weight: 600; color: var(--ink-2); min-width: 0; }
.field input, .field textarea, .sel select, .color-in input[type="text"] {
  width: 100%; min-width: 0; padding: 10px 12px; border: 1px solid var(--line); border-radius: 9px; background: var(--surface); color: var(--ink); font-weight: 400; font-size: 15px;
}
.field textarea { min-height: 88px; resize: vertical; }
.field input:focus, .field textarea:focus, .sel select:focus, .color-in input:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
.range output { font: 500 12px/1 var(--f-mono); color: var(--ink); margin-inline-start: 6px; }
input[type="range"] { width: 100%; accent-color: var(--accent); }
.check { display: inline-flex; align-items: center; gap: 8px; font-size: 14px; font-weight: 500; color: var(--ink); cursor: pointer; }
.check input { width: 16px; height: 16px; accent-color: var(--accent); }
.grid2 { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px 16px; align-items: end; }
@media (max-width: 520px) { .grid2 { grid-template-columns: minmax(0, 1fr); } }

.color { display: grid; gap: 6px; font-size: 13px; font-weight: 600; color: var(--ink-2); min-width: 0; }
.color-in { display: flex; gap: 8px; }
.color-in input[type="color"] { width: 44px; height: 42px; flex: none; padding: 3px; border: 1px solid var(--line); border-radius: 9px; background: var(--surface); cursor: pointer; }
.color-in input[type="text"] { font-family: var(--f-mono); text-transform: uppercase; }
.color-in input:disabled { opacity: .45; cursor: not-allowed; }

.presets { display: flex; flex-wrap: wrap; gap: 8px; }
.preset { width: 40px; height: 40px; border-radius: 10px; border: 1px solid var(--line); cursor: pointer; padding: 0; position: relative; }
.preset[aria-pressed="true"] { outline: 2px solid var(--accent); outline-offset: 2px; }
.seg { display: inline-flex; padding: 3px; gap: 3px; background: var(--surface-2); border-radius: 10px; width: fit-content; }
.seg button { border: 0; background: none; padding: 7px 14px; border-radius: 8px; cursor: pointer; font-weight: 600; font-size: 13px; color: var(--ink-2); }
.seg button[aria-pressed="true"] { background: var(--surface); color: var(--ink); box-shadow: var(--shadow); }

.opts { display: grid; grid-template-columns: repeat(auto-fill, minmax(78px, 1fr)); gap: 8px; }
.opts-sm { grid-template-columns: repeat(auto-fill, minmax(64px, 1fr)); }
.opt { display: grid; justify-items: center; gap: 6px; padding: 10px 6px 8px; border: 1px solid var(--line); border-radius: 10px; background: var(--surface); cursor: pointer; font-size: 12px; font-weight: 500; color: var(--ink-2); }
.opt svg { width: 30px; height: 30px; color: var(--ink); }
.opt:hover { border-color: var(--ink-2); }
.opt[aria-pressed="true"] { border-color: var(--accent); box-shadow: inset 0 0 0 1px var(--accent); color: var(--ink); }

.logo-row { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }
.drop { flex: 1 1 260px; display: flex; align-items: center; gap: 12px; padding: 12px; border: 1.5px dashed var(--line); border-radius: 10px; cursor: pointer; min-width: 0; }
.drop:hover, .drop.over { border-color: var(--accent); background: var(--accent-soft); }
.drop-thumb { width: 48px; height: 48px; flex: none; border-radius: 8px; background: var(--surface-2) center/contain no-repeat; }
.drop-txt { display: grid; gap: 2px; min-width: 0; }
.drop-txt small { color: var(--ink-2); font-size: 12px; }
.logo-actions { display: flex; gap: 8px; flex-wrap: wrap; }

/* ---------- buttons ---------- */
.btn-primary, .btn-secondary, .btn-ghost { display: inline-flex; align-items: center; justify-content: center; gap: 8px; border-radius: 10px; font-weight: 600; cursor: pointer; text-decoration: none; transition: background .15s, border-color .15s, transform .05s; }
.btn-primary { border: 0; background: var(--accent); color: var(--accent-ink); padding: 13px 18px; font-size: 15px; }
.btn-primary:hover { filter: brightness(1.06); }
.btn-primary:active { transform: translateY(1px); }
.btn-primary:disabled { opacity: .5; cursor: not-allowed; }
.btn-secondary { border: 1px solid var(--line); background: var(--surface); color: var(--ink); padding: 11px 16px; }
.btn-secondary:hover { border-color: var(--ink-2); }
.btn-ghost { border: 1px solid var(--line); background: none; padding: 8px 12px; font-size: 13px; color: var(--ink); }
.btn-ghost:hover { background: var(--surface-2); }
.link { border: 0; background: none; padding: 0; color: var(--accent); cursor: pointer; font-weight: 600; font-size: 13px; text-decoration: underline; text-underline-offset: 3px; }

/* ---------- preview ---------- */
.card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--r); box-shadow: var(--shadow); padding: 16px; display: grid; gap: 12px; }
.stage { position: relative; background: var(--stage); border-radius: 10px; padding: 26px; display: grid; place-items: center; min-height: 240px;
  background-image: radial-gradient(var(--line) 1px, transparent 1px); background-size: 14px 14px; }
.stage canvas { display: block; width: 100%; height: auto; max-width: 320px; border-radius: 2px; box-shadow: 0 1px 3px rgba(14,22,36,.12); user-select: none; -webkit-user-drag: none; }
.stage-bc canvas { width: auto; max-width: 100%; max-height: 260px; }
.cm { position: absolute; width: 14px; height: 14px; border-color: var(--ink-2); border-style: solid; opacity: .55; }
.cm.tl { top: 8px; left: 8px; border-width: 1px 0 0 1px; }
.cm.tr { top: 8px; right: 8px; border-width: 1px 1px 0 0; }
.cm.bl { bottom: 8px; left: 8px; border-width: 0 0 1px 1px; }
.cm.br { bottom: 8px; right: 8px; border-width: 0 1px 1px 0; }
.stage-msg { position: absolute; inset: 26px; display: grid; place-items: center; text-align: center; padding: 12px; font-size: 14px; color: var(--ink-2); background: var(--stage); }
.spec { margin: 0; font: 400 12px/1.5 var(--f-mono); color: var(--ink-2); font-variant-numeric: tabular-nums; }
.status { display: flex; flex-wrap: wrap; gap: 6px; }
.st { display: inline-flex; align-items: center; gap: 6px; padding: 5px 10px; border-radius: 999px; font-size: 12.5px; font-weight: 600; line-height: 1.2; }
.st::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: currentColor; flex: none; }
.st.ok { background: var(--ok-soft); color: var(--ok); }
.st.warn { background: var(--warn-soft); color: var(--warn); }
.st.bad { background: var(--bad-soft); color: var(--bad); }
.st.pro { background: var(--pro-soft); color: var(--pro); }
.st.muted { background: var(--surface-2); color: var(--ink-2); }
.export { display: grid; gap: 10px; border-top: 1px solid var(--line); padding-top: 12px; }
.export .btn-primary { width: 100%; }
.quota { margin: 0; font-size: 12.5px; color: var(--ink-2); text-align: center; }

/* ---------- ads ---------- */
.ad-slot { margin-block: 32px; display: grid; gap: 6px; justify-items: center; min-height: 100px; }
.ad-label { font: 500 10px/1 var(--f-mono); letter-spacing: .14em; text-transform: uppercase; color: var(--ink-2); }
.ad-demo { width: 100%; max-width: 728px; height: 90px; display: grid; place-items: center; border: 1px dashed var(--line); border-radius: 8px; color: var(--ink-2); font: 500 12px/1 var(--f-mono); }

/* ---------- content blocks ---------- */
.block { padding-block: 44px 8px; }
.block-h { margin-bottom: 20px; }
.block-h h2 { margin: 0; font: 800 clamp(24px, 3.4vw, 34px)/1.1 var(--f-display); letter-spacing: -.02em; text-wrap: balance; }
.block-h p { margin: 8px 0 0; max-width: 65ch; color: var(--ink-2); }

.plans { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; align-items: stretch; }
@media (max-width: 860px) { .plans { grid-template-columns: minmax(0, 1fr); } }
.plan { position: relative; display: flex; flex-direction: column; gap: 10px; padding: 22px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--r); }
.plan h3 { margin: 0; font: 700 18px/1.2 var(--f-display); }
.plan .price { margin: 0; display: flex; align-items: baseline; gap: 8px; }
.plan .price span { font: 800 36px/1 var(--f-display); letter-spacing: -.02em; font-variant-numeric: tabular-nums; }
.plan .price small { color: var(--ink-2); font-size: 13px; font-weight: 500; }
.plan-blurb { margin: 0; color: var(--ink-2); font-size: 14px; }
.plan ul { margin: 4px 0 8px; padding: 0; list-style: none; display: grid; gap: 8px; font-size: 14px; flex: 1; }
.plan li { display: grid; grid-template-columns: 16px minmax(0, 1fr); gap: 8px; }
.plan li::before { content: "✓"; color: var(--ok); font-weight: 700; }
.plan-featured { border-color: var(--accent); box-shadow: inset 0 0 0 1px var(--accent); }
.plan-flag { position: absolute; top: -11px; inset-inline-start: 20px; margin: 0; background: var(--accent); color: var(--accent-ink); font-size: 11px; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; padding: 4px 9px; border-radius: 6px; }
.fine { font-size: 13px; color: var(--ink-2); }

.steps { list-style: none; counter-reset: s; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; }
@media (max-width: 860px) { .steps { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 520px) { .steps { grid-template-columns: minmax(0, 1fr); } }
.steps li { counter-increment: s; padding-top: 14px; border-top: 2px solid var(--ink); }
.steps li::before { content: counter(s, decimal-leading-zero); font: 500 12px/1 var(--f-mono); color: var(--accent); }
.steps h3 { margin: 8px 0 6px; font: 700 16px/1.25 var(--f-display); }
.steps p { margin: 0; font-size: 14px; color: var(--ink-2); }

.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--r); background: var(--surface); }
.codes { width: 100%; border-collapse: collapse; font-size: 14px; min-width: 620px; }
.codes th, .codes td { text-align: start; padding: 12px 14px; border-bottom: 1px solid var(--line); vertical-align: top; }
.codes thead th { font: 600 11px/1 var(--f-mono); text-transform: uppercase; letter-spacing: .1em; color: var(--ink-2); background: var(--surface-2); }
.codes tbody th { font-weight: 600; white-space: nowrap; }
.codes tr:last-child th, .codes tr:last-child td { border-bottom: 0; }

.faq { display: grid; gap: 8px; max-width: 820px; }
.faq details { background: var(--surface); border: 1px solid var(--line); border-radius: 10px; padding: 14px 16px; }
.faq summary { cursor: pointer; font-weight: 600; }
.faq p { margin: 10px 0 0; color: var(--ink-2); max-width: 70ch; }

/* ---------- footer ---------- */
.foot { margin-top: 56px; border-top: 1px solid var(--line); background: var(--surface); }
.foot-in { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.4fr); gap: 24px; padding-block: 32px; }
@media (max-width: 760px) { .foot-in { grid-template-columns: minmax(0, 1fr); } }
.brand-sm { margin: 0 0 6px; font: 700 17px/1 var(--f-display); }
.langs ul { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 4px 14px; font-size: 14px; }
.langs a { color: var(--ink-2); text-decoration: none; }
.langs a:hover, .langs a[aria-current] { color: var(--ink); text-decoration: underline; }

/* ---------- modal & toast ---------- */
.modal { position: fixed; inset: 0; z-index: 60; display: grid; place-items: center; padding: max(16px, env(safe-area-inset-top, 0px)) max(16px, env(safe-area-inset-right, 0px)) max(16px, env(safe-area-inset-bottom, 0px)) max(16px, env(safe-area-inset-left, 0px)); }
.modal-back { position: absolute; inset: 0; background: rgba(8,12,20,.55); }
.modal-box { position: relative; width: min(520px, 100%); max-height: 100%; overflow: auto; background: var(--surface); border-radius: 16px; padding: 24px; box-shadow: 0 20px 60px rgba(0,0,0,.3); }
.modal-x { position: absolute; top: 10px; inset-inline-end: 10px; width: 34px; height: 34px; border: 0; background: var(--surface-2); border-radius: 50%; font-size: 20px; line-height: 1; cursor: pointer; }
.modal h2 { margin: 0 34px 6px 0; font: 800 22px/1.15 var(--f-display); letter-spacing: -.01em; }
.modal p { margin: 0 0 14px; color: var(--ink-2); }
.modal form { display: grid; gap: 12px; }
.modal .row { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; justify-content: space-between; }
.modal .err { color: var(--bad); font-size: 14px; margin: 0; }
.feat-list { margin: 0 0 16px; padding: 0; list-style: none; display: flex; flex-wrap: wrap; gap: 6px; }
.mini-plans { display: grid; gap: 10px; }
.mini-plan { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 14px; border: 1px solid var(--line); border-radius: 12px; }
.mini-plan.rec { border-color: var(--accent); box-shadow: inset 0 0 0 1px var(--accent); }
.mini-plan h3 { margin: 0; font: 700 16px/1.2 var(--f-display); }
.mini-plan p { margin: 2px 0 0; font-size: 13px; }
.mini-plan .amt { font: 800 20px/1 var(--f-display); white-space: nowrap; }
.toast { position: fixed; z-index: 70; left: 50%; transform: translateX(-50%); bottom: calc(20px + env(safe-area-inset-bottom, 0px)); background: var(--ink); color: var(--bg); padding: 11px 16px; border-radius: 10px; font-size: 14px; font-weight: 500; max-width: calc(100% - 32px); box-shadow: var(--shadow); }
.hp { position: absolute !important; left: -10000px !important; width: 1px; height: 1px; overflow: hidden; }

@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } * { transition: none !important; animation: none !important; } }

/* ---------- chat agents ---------- */
/* Bottom-left so it never covers the preview column and its download button (which sit on the right). */
.chat { position: fixed; z-index: 55; left: max(16px, env(safe-area-inset-left, 0px)); bottom: max(16px, env(safe-area-inset-bottom, 0px)); }
[dir="rtl"] .chat { left: auto; right: max(16px, env(safe-area-inset-right, 0px)); }
.chat-fab { display: inline-flex; align-items: center; gap: 10px; border: 0; border-radius: 999px; padding: 8px 16px 8px 8px; background: var(--ink); color: var(--bg); font-weight: 600; cursor: pointer; box-shadow: var(--shadow); }
.av { width: 30px; height: 30px; flex: none; display: inline-grid; place-items: center; border-radius: 50%; font: 700 14px/1 var(--f-display); color: #fff; }
.av-lily { background: #2346D8; } .av-bruce { background: #0F5132; } .av-symphony { background: #8A3FA0; }
.chat-panel { width: min(380px, calc(100vw - 32px)); height: min(560px, calc(100vh - 120px)); display: flex; flex-direction: column; background: var(--surface); border: 1px solid var(--line); border-radius: 16px; box-shadow: 0 20px 60px rgba(0,0,0,.25); overflow: hidden; }
.chat-h { display: flex; align-items: center; gap: 10px; padding: 12px 14px; border-bottom: 1px solid var(--line); }
.chat-h div { display: grid; min-width: 0; }
.chat-h small { color: var(--ink-2); font-size: 12px; }
.chat-x { margin-inline-start: auto; width: 32px; height: 32px; border: 0; border-radius: 50%; background: var(--surface-2); font-size: 18px; cursor: pointer; }
.chat-log { flex: 1; overflow-y: auto; padding: 14px; display: grid; gap: 10px; align-content: start; }
.msg { display: flex; gap: 8px; align-items: flex-end; max-width: 92%; }
.msg p { margin: 0; padding: 9px 12px; border-radius: 14px; font-size: 14px; line-height: 1.45; overflow-wrap: anywhere; }
.msg-a p { background: var(--surface-2); border-end-start-radius: 4px; }
.msg-u { justify-self: end; }
.msg-u p { background: var(--accent); color: var(--accent-ink); border-end-end-radius: 4px; }
.msg .av { width: 24px; height: 24px; font-size: 11px; }
.chat-sys { margin: 0; text-align: center; font-size: 12px; color: var(--ink-2); }
.chat-f { display: flex; gap: 8px; padding: 10px; border-top: 1px solid var(--line); }
.chat-f textarea { flex: 1; min-width: 0; resize: none; max-height: 120px; padding: 10px 12px; border: 1px solid var(--line); border-radius: 10px; background: var(--surface); color: var(--ink); font-size: 14px; }
.chat-f .btn-primary { padding: 10px 14px; font-size: 14px; }
.chat-note { margin: 0; padding: 0 12px 10px; font-size: 11px; color: var(--ink-2); }
@media (max-width: 520px) { .chat-fab span:last-child { display: none; } .chat-fab { padding: 8px; } }
.bill { margin-bottom: 18px; }
.save { display: inline-block; margin-inline-start: 4px; padding: 2px 6px; border-radius: 5px; background: var(--ok-soft); color: var(--ok); font-size: 11px; font-weight: 700; }
.mini-plan .amt small { font: 500 12px/1 var(--f-body); color: var(--ink-2); margin-inline-start: 3px; }

/* ---------- content pages ---------- */
.crumbs { padding-top: 18px; font-size: 13px; color: var(--ink-2); }
.crumbs a { color: var(--ink-2); }
.prose { max-width: 72ch; }
.prose h2 { margin: 32px 0 10px; font: 700 clamp(20px, 2.6vw, 26px)/1.2 var(--f-display); letter-spacing: -.01em; text-wrap: balance; }
.prose h3 { margin: 22px 0 8px; font: 700 18px/1.3 var(--f-display); }
.prose p, .prose li { font-size: 16.5px; line-height: 1.7; }
.prose ul, .prose ol { padding-inline-start: 22px; display: grid; gap: 6px; }
.prose code { font: 14px var(--f-mono); background: var(--surface-2); padding: 1px 5px; border-radius: 4px; }
.prose table { width: 100%; border-collapse: collapse; margin: 16px 0; font-size: 15px; display: block; overflow-x: auto; }
.prose th, .prose td { text-align: start; padding: 10px 12px; border-bottom: 1px solid var(--line); }
.prose thead th { font: 600 11px/1 var(--f-mono); text-transform: uppercase; letter-spacing: .08em; color: var(--ink-2); background: var(--surface-2); }
.post { padding-block: 20px 8px; }
.post-h { max-width: 72ch; margin-bottom: 20px; }
.post-h h1 { margin: 0; font: 800 clamp(30px, 4.6vw, 48px)/1.05 var(--f-display); letter-spacing: -.025em; text-wrap: balance; }
.meta { font: 400 13px/1.4 var(--f-mono); color: var(--ink-2); }
.narrow { max-width: 460px; }
.stack { display: grid; gap: 12px; }
.err { color: var(--bad); margin: 0; }
.cover { margin: 0 0 24px; max-width: 900px; }
.cover img { width: 100%; height: auto; aspect-ratio: 16 / 9; object-fit: cover; border-radius: var(--r); background: var(--surface-2); }
.cover figcaption { font-size: 12px; color: var(--ink-2); margin-top: 6px; }
.chart-fig { margin: 28px 0; padding: 18px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--r); }
.chart-t { font: 700 15px/1.3 var(--f-display); margin-bottom: 10px; }
.chart-wrap { overflow-x: auto; }
.chart { width: 100%; min-width: 420px; height: auto; display: block; }
.chart .bar { fill: var(--ink-2); }
.chart .bar-hi { fill: var(--accent); }
.chart .bar-bad { fill: var(--bad); }
.chart .lbl, .chart .val { font: 500 13px var(--f-body); fill: var(--ink); }
.chart .val { font-family: var(--f-mono); font-size: 12px; fill: var(--ink-2); }
.chart .thr { stroke: var(--ok); stroke-width: 2; stroke-dasharray: 5 4; }
.chart .thr-l { font: 600 11px var(--f-mono); fill: var(--ok); }
.chart-b { margin: 8px 0 0; font-size: 12.5px; color: var(--ink-2); }
.make { display: grid; grid-template-columns: minmax(0, 1fr) 260px; gap: 24px; align-items: start; margin-top: 36px; padding: 24px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--r); }
@media (max-width: 760px) { .make { grid-template-columns: minmax(0, 1fr); } }
.make h2 { margin: 0 0 14px; font: 800 24px/1.15 var(--f-display); }
.steps-v { grid-template-columns: minmax(0, 1fr) !important; margin-bottom: 18px; }
.result { margin: 0; text-align: center; }
.result img { width: 100%; max-width: 240px; height: auto; background: #FFFFFF; padding: 10px; border-radius: 10px; border: 1px solid var(--line); }
.result figcaption { font-size: 13px; color: var(--ink-2); margin-top: 8px; }
.hub, .link-grid, .cards { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); }
.hub a, .pcard a { display: grid; gap: 6px; height: 100%; padding: 16px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--r); color: var(--ink); text-decoration: none; }
.hub a:hover, .pcard a:hover { border-color: var(--accent); }
.hub strong, .pcard strong { font: 700 16px/1.3 var(--f-display); }
.hub span, .pcard span { font-size: 14px; color: var(--ink-2); }
.pcard small { font: 12px var(--f-mono); color: var(--ink-2); }
.pcard-img { display: grid; place-items: center; aspect-ratio: 16 / 9; border-radius: 8px; overflow: hidden; background: var(--stage); }
.pcard-img img { width: 100%; height: 100%; object-fit: cover; }
.pcard-img img.ex { width: auto; height: 70%; object-fit: contain; background: #FFFFFF; padding: 6px; border-radius: 6px; }
.link-grid a { display: block; padding: 10px 14px; border: 1px solid var(--line); border-radius: 10px; background: var(--surface); text-decoration: none; color: var(--ink); font-weight: 500; }
.link-grid a:hover { border-color: var(--accent); }
.hero p .btn-primary, .hero p .btn-secondary { margin: 6px 6px 0 0; }