/* VentureVidya — engineering-notebook look: graph-paper ground, ink-blue type, marigold for action. */
:root {
  --paper: #F4F6F9;
  --grid: rgba(20, 33, 61, 0.045);
  --sheet: #FFFFFF;
  --ink: #14213D;
  --ink-2: #4A5875;
  --ink-3: #7A869E;
  --line: #DCE1EA;
  --marigold: #F2A900;
  --marigold-deep: #C98B00;
  --marigold-soft: #FFF4D6;
  --leaf: #0E7C66;
  --leaf-soft: #E3F4EF;
  --brick: #B3261E;
  --brick-soft: #FBE9E7;
  --sky-soft: #E8EEFA;
  --radius-lg: 14px;
  --radius: 8px;
  --radius-sm: 6px;
  --display: "Bricolage Grotesque", "Segoe UI", system-ui, sans-serif;
  --body: "IBM Plex Sans", "Segoe UI", system-ui, sans-serif;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; color: var(--ink); font: 16px/1.6 var(--body);
  background-color: var(--paper);
  background-image:
    linear-gradient(var(--grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid) 1px, transparent 1px);
  background-size: 24px 24px;
}
a { color: var(--ink); text-decoration-color: var(--marigold); text-underline-offset: 3px; text-decoration-thickness: 2px; }
a:hover { color: #000; }
h1, h2, h3, h4 { font-family: var(--display); line-height: 1.15; margin: 0 0 .5em; letter-spacing: -0.01em; }
h1 { font-size: clamp(2rem, 4.5vw, 3.1rem); font-weight: 700; }
h2 { font-size: 1.55rem; font-weight: 650; }
h3 { font-size: 1.15rem; font-weight: 650; }
p { margin: 0 0 1em; }
small, .muted { color: var(--ink-2); }
.faint { color: var(--ink-3); }
:focus-visible { outline: 3px solid var(--marigold); outline-offset: 2px; border-radius: 4px; }

.wrap { max-width: 1120px; margin: 0 auto; padding: 0 20px; }
.narrow { max-width: 720px; }
main { padding: 32px 0 80px; min-height: 70vh; }

/* ---------- header ---------- */
.top { background: var(--ink); color: #fff; }
.top .wrap { display: flex; align-items: center; gap: 24px; min-height: 60px; flex-wrap: wrap; }
.brand { font: 700 1.25rem/1 var(--display); color: #fff; text-decoration: none; display: flex; align-items: center; gap: 10px; }
.brand-mark { width: 26px; height: 26px; border-radius: 6px; background: var(--marigold); position: relative; }
.brand-mark::after { content: ""; position: absolute; inset: 7px 6px; border-left: 3px solid var(--ink); border-top: 3px solid var(--ink); }
.nav { display: flex; gap: 4px; flex: 1; flex-wrap: wrap; }
.nav a { color: #D5DCEB; text-decoration: none; padding: 6px 10px; border-radius: var(--radius-sm); font-size: .95rem; }
.nav a:hover, .nav a.on { color: #fff; background: rgba(255,255,255,.08); }
.top-right { display: flex; align-items: center; gap: 12px; }
.credits-pill { background: var(--marigold); color: var(--ink); font-weight: 600; border-radius: 999px; padding: 3px 12px; font-size: .88rem; text-decoration: none; white-space: nowrap; }
.top form { margin: 0; }
.linkish { background: none; border: 0; color: #D5DCEB; font: inherit; cursor: pointer; padding: 6px 4px; }
.linkish:hover { color: #fff; }
.mode-banner { background: var(--marigold-soft); color: var(--ink); font-size: .85rem; text-align: center; padding: 6px 12px; border-bottom: 1px solid #F0DC9F; }

/* ---------- flash ---------- */
.flashes { margin: 0 0 20px; display: grid; gap: 8px; }
.flash { padding: 10px 14px; border-radius: var(--radius); border: 1px solid var(--line); background: var(--sheet); }
.flash.success { border-color: #A8DCCB; background: var(--leaf-soft); }
.flash.error { border-color: #F0B8B2; background: var(--brick-soft); }
.flash.info { border-color: #C7D3EE; background: var(--sky-soft); }

/* ---------- surfaces ---------- */
.panel { background: var(--sheet); border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 24px; }
.panel + .panel { margin-top: 20px; }
.grid-2 > .panel + .panel, .grid-3 > .panel + .panel, .layout-side > .panel + .panel { margin-top: 0; }
.panel h2:first-child, .panel h3:first-child { margin-top: 0; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; align-items: start; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.layout-side { display: grid; grid-template-columns: minmax(0, 2fr) minmax(260px, 1fr); gap: 24px; align-items: start; }
.stack > * + * { margin-top: 20px; }
.row { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }
.between { justify-content: space-between; }
.page-head { display: flex; justify-content: space-between; align-items: end; gap: 16px; margin-bottom: 24px; flex-wrap: wrap; }
.page-head h1 { margin: 0; font-size: clamp(1.7rem, 3vw, 2.3rem); }
.page-head p { margin: 6px 0 0; color: var(--ink-2); }

/* ---------- forms ---------- */
label { display: block; font-weight: 600; font-size: .95rem; margin-bottom: 6px; }
.hint { display: block; font-weight: 400; color: var(--ink-2); font-size: .87rem; margin-top: 2px; }
input[type=text], input[type=email], input[type=password], input[type=tel], input[type=number], input[type=date], input[type=search], select, textarea {
  width: 100%; font: inherit; color: var(--ink); background: #fff; border: 1.5px solid var(--line);
  border-radius: var(--radius-sm); padding: 10px 12px; transition: border-color .15s;
}
textarea { min-height: 96px; resize: vertical; line-height: 1.5; }
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--ink); box-shadow: 0 0 0 3px var(--marigold-soft); }
.field { margin-bottom: 18px; }
.check { display: flex; gap: 10px; align-items: flex-start; font-weight: 400; }
.check input { margin-top: 5px; }

.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; font: 600 .98rem/1 var(--body);
  border-radius: var(--radius-sm); padding: 12px 18px; border: 1.5px solid var(--ink); background: #fff; color: var(--ink);
  text-decoration: none; cursor: pointer; white-space: nowrap; }
.btn:hover { background: var(--paper); }
.btn.primary { background: var(--marigold); border-color: var(--marigold); color: var(--ink); }
.btn.primary:hover { background: var(--marigold-deep); border-color: var(--marigold-deep); }
.btn.dark { background: var(--ink); color: #fff; }
.btn.dark:hover { background: #22325A; }
.btn.small { padding: 7px 12px; font-size: .88rem; }
.btn.ghost { border-color: transparent; background: transparent; text-decoration: underline; text-decoration-color: var(--marigold); }
.btn[disabled] { opacity: .55; cursor: progress; }
.btn.block { width: 100%; }

.approval-box { border: 1.5px dashed var(--line); border-radius: var(--radius); padding: 14px 18px 2px; margin: 0 0 18px; }
.approval-box legend { font-weight: 600; padding: 0 6px; }

/* ---------- lists & tables ---------- */
.list { list-style: none; margin: 0; padding: 0; }
.list > li { padding: 14px 0; border-top: 1px solid var(--line); display: flex; gap: 12px; align-items: center; justify-content: space-between; flex-wrap: wrap; }
.list > li:first-child { border-top: 0; padding-top: 0; }
.who { font-weight: 600; }
.meta { color: var(--ink-2); font-size: .9rem; }
.tag { display: inline-block; white-space: nowrap; font-size: .78rem; font-weight: 600; padding: 2px 9px; border-radius: 999px; background: var(--sky-soft); color: var(--ink); }
.tag.ready { background: var(--leaf-soft); color: var(--leaf); }
.tag.failed { background: var(--brick-soft); color: var(--brick); }
.tag.generating, .tag.queued { background: var(--marigold-soft); color: #7A5400; }
.tag.founder { background: var(--ink); color: #fff; }

table.data { width: 100%; border-collapse: collapse; font-size: .93rem; font-variant-numeric: tabular-nums; }
table.data th, table.data td { padding: 9px 10px; text-align: left; border-bottom: 1px solid var(--line); vertical-align: top; }
table.data th { font-weight: 600; color: var(--ink-2); background: #F8F9FB; }
table.data td.num, table.data th.num { text-align: right; white-space: nowrap; }
table.data tr.total td { font-weight: 700; border-top: 2px solid var(--ink); }
table.data tr.sub td { color: var(--ink-2); }
.neg { color: var(--brick); }
.pos { color: var(--leaf); }
.table-scroll { overflow-x: auto; -webkit-overflow-scrolling: touch; }

.empty { text-align: center; padding: 28px 16px; color: var(--ink-2); border: 1.5px dashed var(--line); border-radius: var(--radius); }
.empty strong { color: var(--ink); display: block; margin-bottom: 4px; }

/* ---------- landing ---------- */
.hero { display: grid; grid-template-columns: 1.1fr .9fr; gap: 48px; align-items: center; padding: 40px 0 56px; }
.hero h1 { font-size: clamp(2.3rem, 5vw, 3.6rem); letter-spacing: -0.025em; }
.hero p.lede { font-size: 1.15rem; color: var(--ink-2); max-width: 34em; }
.hero .row { margin-top: 24px; }
.sheet-preview { background: #fff; border: 1px solid var(--line); border-radius: 4px; padding: 28px 28px 22px; transform: rotate(1.4deg);
  box-shadow: 0 1px 0 var(--line), 8px 10px 0 -2px #E7EBF2, 8px 10px 0 -1px var(--line); font-size: .9rem; }
.sheet-preview .sp-title { font: 700 1.25rem/1.2 var(--display); margin-bottom: 2px; }
.sheet-preview .sp-sub { color: var(--ink-3); font-size: .8rem; margin-bottom: 16px; }
.sheet-preview ol { margin: 0 0 16px; padding-left: 1.3em; color: var(--ink-2); columns: 2; column-gap: 24px; font-size: .82rem; }
.sheet-preview table { width: 100%; border-collapse: collapse; font-size: .78rem; font-variant-numeric: tabular-nums; }
.sheet-preview td, .sheet-preview th { padding: 4px 6px; border-bottom: 1px solid var(--line); text-align: right; }
.sheet-preview td:first-child, .sheet-preview th:first-child { text-align: left; }
.sheet-preview .stamp { display: inline-block; margin-top: 14px; border: 2px solid var(--leaf); color: var(--leaf); font-weight: 700; font-size: .75rem; padding: 3px 8px; border-radius: 4px; transform: rotate(-3deg); }
.steps { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; counter-reset: s; }
.steps li { counter-increment: s; background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 20px; }
.steps li::before { content: counter(s); display: inline-grid; place-items: center; width: 30px; height: 30px; border-radius: 50%; background: var(--ink); color: #fff; font: 700 .95rem var(--display); margin-bottom: 12px; }
.steps h3 { margin-bottom: 6px; }
.steps p { margin: 0; color: var(--ink-2); font-size: .95rem; }
.section { padding: 48px 0 8px; }
.section > h2 { font-size: 1.9rem; margin-bottom: 20px; }
.contents { columns: 3; column-gap: 32px; padding-left: 1.2em; margin: 0; }
.contents li { margin-bottom: 6px; break-inside: avoid; }
.band { background: var(--ink); color: #fff; border-radius: var(--radius-lg); padding: 32px; display: flex; gap: 24px; justify-content: space-between; align-items: center; flex-wrap: wrap; margin-top: 48px; }
.band h2 { margin: 0 0 6px; }
.band p { margin: 0; color: #C9D2E6; }

/* ---------- dashboard ---------- */
.credit-card { background: var(--ink); color: #fff; border-radius: var(--radius-lg); padding: 22px 24px; }
.credit-card .big { font: 700 3rem/1 var(--display); }
.credit-card p { color: #C9D2E6; margin: 6px 0 16px; }
.invite-card { border: 1.5px solid var(--marigold); background: var(--marigold-soft); border-radius: var(--radius); padding: 14px 16px; }
.invite-card + .invite-card { margin-top: 10px; }

.plan-card { border-color: var(--marigold); }
.plan-card h3 { margin-bottom: 6px; }
.plan-note { background: var(--marigold-soft); border-radius: var(--radius-sm); padding: 10px 12px; font-size: .93rem; margin: 12px 0; }
.plan-line { margin: 0; }

/* ---------- questions ---------- */
.q { padding: 20px 0; border-top: 1px solid var(--line); }
.q:first-of-type { border-top: 0; padding-top: 4px; }
.q label { font-family: var(--display); font-size: 1.12rem; font-weight: 600; }
.q .why { color: var(--ink-2); font-size: .9rem; margin: 2px 0 10px; }
.idea-recap dt { font-weight: 600; font-size: .85rem; color: var(--ink-2); margin-top: 10px; }
.idea-recap dd { margin: 2px 0 0; }

/* ---------- progress ---------- */
.progress-steps { list-style: none; padding: 0; margin: 24px 0; }
.progress-steps li { display: flex; gap: 14px; align-items: center; padding: 12px 0; color: var(--ink-3); }
.progress-steps .dot { width: 22px; height: 22px; border-radius: 50%; border: 2px solid var(--line); flex: none; display: grid; place-items: center; }
.progress-steps li.done { color: var(--ink); }
.progress-steps li.done .dot { background: var(--leaf); border-color: var(--leaf); }
.progress-steps li.done .dot::after { content: ""; width: 6px; height: 10px; border: solid #fff; border-width: 0 2px 2px 0; transform: rotate(45deg) translate(-1px, -1px); }
.progress-steps li.now { color: var(--ink); font-weight: 600; }
.progress-steps li.now .dot { border-color: var(--marigold); border-top-color: transparent; animation: spin 0.9s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ---------- proposal document ---------- */
.doc-layout { display: grid; grid-template-columns: 230px minmax(0, 1fr); gap: 32px; align-items: start; }
.toc { position: sticky; top: 16px; font-size: .88rem; }
.toc ol { padding-left: 1.4em; margin: 0 0 16px; }
.toc li { margin: 3px 0; color: var(--ink-3); }
.toc a { text-decoration: none; color: var(--ink-2); }
.toc a:hover { color: var(--ink); text-decoration: underline; text-decoration-color: var(--marigold); }
.doc { background: #fff; border: 1px solid var(--line); border-radius: 4px; padding: 56px 64px; font-size: 1.02rem; line-height: 1.7; }
.doc-cover { border-bottom: 3px solid var(--ink); padding-bottom: 24px; margin-bottom: 32px; }
.doc-cover .kicker { color: var(--ink-2); font-size: .95rem; margin-bottom: 8px; }
.doc-cover h1 { font-size: clamp(2rem, 4vw, 2.8rem); margin-bottom: 8px; }
.doc-cover .oneliner { font-size: 1.15rem; color: var(--ink-2); margin: 0 0 16px; }
.doc section { padding-top: 12px; margin-bottom: 36px; scroll-margin-top: 16px; }
.doc section > h2 { display: flex; gap: 12px; align-items: baseline; border-bottom: 1px solid var(--line); padding-bottom: 8px; }
.doc section > h2 .n { color: var(--marigold-deep); font-variant-numeric: tabular-nums; min-width: 1.6em; }
.doc h3 { margin-top: 1.4em; }
.doc ul, .doc ol { padding-left: 1.3em; }
.doc li { margin-bottom: 4px; }
.kpis { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; border: 1.5px solid var(--ink); border-radius: var(--radius); margin: 8px 0 28px; }
.kpi { padding: 14px 16px; border-left: 1px solid var(--line); }
.kpi:first-child { border-left: 0; }
.kpi .v { font: 700 1.45rem/1.1 var(--display); font-variant-numeric: tabular-nums; }
.kpi .l { font-size: .82rem; color: var(--ink-2); margin-top: 4px; }
.sizes { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin: 16px 0; }
.size { border: 1px solid var(--line); border-radius: var(--radius); padding: 14px; }
.size .k { font-weight: 700; font-family: var(--display); }
.size .v { font: 700 1.35rem var(--display); }
.size p { font-size: .86rem; color: var(--ink-2); margin: 6px 0 0; }
.swot { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.swot > div { border: 1px solid var(--line); border-radius: var(--radius); padding: 14px 16px; }
.swot h3 { margin: 0 0 6px; font-size: 1rem; }
.swot ul { margin: 0; }
.chart { width: 100%; height: auto; margin: 8px 0 4px; }
.chart .grid { stroke: var(--line); stroke-width: 1; }
.chart .tick, .chart .axis-note { font: 11px var(--body); fill: var(--ink-3); }
.chart .xl { font: 600 12px var(--body); fill: var(--ink); }
.chart .pat { font: 600 11px var(--body); }
.chart .pat.neg { fill: var(--brick); }
.chart .pat.pos { fill: var(--leaf); }
.chart .bar-rev { fill: var(--ink); }
.chart .bar-cost { fill: var(--marigold); }
.legend { display: flex; gap: 18px; font-size: .85rem; color: var(--ink-2); margin-bottom: 12px; }
.legend i { display: inline-block; width: 12px; height: 12px; border-radius: 2px; vertical-align: -1px; margin-right: 6px; }
.score { display: flex; gap: 20px; align-items: center; border: 1.5px solid var(--ink); border-radius: var(--radius); padding: 16px 20px; margin: 16px 0; flex-wrap: wrap; }
.score .big { font: 700 2.4rem/1 var(--display); }
.score .parts { display: flex; gap: 16px; color: var(--ink-2); font-size: .9rem; flex-wrap: wrap; }
.disclaimer { font-size: .85rem; color: var(--ink-2); border-left: 3px solid var(--marigold); padding: 8px 12px; background: var(--marigold-soft); margin: 0 0 24px; }
.doc-actions { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 16px; }
.sources li { word-break: break-word; }

/* ---------- pricing ---------- */
.packs { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 16px; }
.pack { background: #fff; border: 1.5px solid var(--line); border-radius: var(--radius-lg); padding: 22px; display: flex; flex-direction: column; gap: 6px; }
.pack .price { font: 700 2.1rem/1 var(--display); margin: 8px 0 2px; }
.pack .per { color: var(--ink-2); font-size: .88rem; }
.pack form { margin-top: auto; padding-top: 14px; }
.pack.free { background: var(--ink); color: #fff; border-color: var(--ink); }
.pack.free .per { color: #C9D2E6; }

/* ---------- admin ---------- */
input.is-changed { border-color: var(--marigold-deep); background: var(--marigold-soft); }
tr.row-changed td { background: #FFFBEF; }
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 12px; }
.stat { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 14px 16px; }
.stat .v { font: 700 1.6rem/1.1 var(--display); font-variant-numeric: tabular-nums; }
.stat .l { font-size: .85rem; color: var(--ink-2); }
.code { font-family: ui-monospace, Menlo, Consolas, monospace; background: var(--sky-soft); padding: 1px 6px; border-radius: 4px; }

footer.foot { border-top: 1px solid var(--line); padding: 24px 0 40px; color: var(--ink-3); font-size: .88rem; }
footer.foot a { color: var(--ink-2); }

/* ---------- responsive ---------- */
@media (max-width: 900px) {
  .hero, .layout-side, .grid-2, .grid-3, .doc-layout { grid-template-columns: minmax(0, 1fr); }
  .steps { grid-template-columns: 1fr 1fr; }
  .contents { columns: 2; }
  .toc { position: static; }
  .toc ol { display: none; }
  .sheet-preview { transform: none; }
}
@media (max-width: 600px) {
  .wrap { padding: 0 16px; }
  .steps, .sizes, .swot { grid-template-columns: 1fr; }
  .contents, .toc ol, .sheet-preview ol { columns: 1; }
  .kpis { grid-template-columns: 1fr 1fr; }
  .kpi:nth-child(3) { border-left: 0; }
  .kpi:nth-child(n+3) { border-top: 1px solid var(--line); }
  .doc { padding: 28px 20px; }
  .panel { padding: 18px; }
  .top .wrap { gap: 6px 12px; padding-top: 10px; padding-bottom: 6px; }
  .top-right { margin-left: auto; }
  .nav { order: 3; flex: 1 0 100%; flex-wrap: nowrap; overflow-x: auto; margin: 0 -8px; }
  .nav a { white-space: nowrap; }
}
@media (prefers-reduced-motion: reduce) {
  .progress-steps li.now .dot { animation: none; border-top-color: var(--marigold); }
}

/* ---------- print: the proposal prints as a clean document ---------- */
@media print {
  body { background: #fff; }
  .top, .mode-banner, .toc, .doc-actions, footer.foot, .flashes, .no-print { display: none !important; }
  main { padding: 0; }
  .wrap { max-width: none; padding: 0; }
  .doc-layout { display: block; }
  .doc { border: 0; padding: 0; font-size: 11pt; }
  .doc section { break-inside: auto; }
  .doc section > h2 { break-after: avoid; }
  table, .kpis, .swot, .size, .chart { break-inside: avoid; }
  a { text-decoration: none; }
}