:root {
  --bg: #f5f7fb;
  --surface: #ffffff;
  --surface-2: #f0f3f9;
  --border: #e1e6ef;
  --text: #0f1b2d;
  --muted: #5b6b82;
  --primary: #0a5cff;
  --primary-ink: #ffffff;
  --primary-soft: #e6eeff;
  --navy: #0b1f4b;
  --green: #0f9d58;
  --green-soft: #e3f6ec;
  --amber: #b26a00;
  --amber-soft: #fff3dc;
  --red: #d93025;
  --red-soft: #fde8e6;
  --violet: #6b46c1;
  --violet-soft: #efe9fb;
  --held: #0a5cff;
  --released: #0f9d58;
  --refunded: #9aa6b8;
  --shadow: 0 1px 2px rgba(15, 27, 45, 0.06), 0 4px 16px rgba(15, 27, 45, 0.06);
  --radius: 14px;
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0b1220;
    --surface: #121b2d;
    --surface-2: #18233a;
    --border: #25324b;
    --text: #e8eef9;
    --muted: #94a3bd;
    --primary: #4d8bff;
    --primary-soft: #182b52;
    --navy: #cfe0ff;
    --green: #3ccf87;
    --green-soft: #12301f;
    --amber: #f0b44c;
    --amber-soft: #33270f;
    --red: #ff6b5f;
    --red-soft: #3a1714;
    --violet: #a98bf0;
    --violet-soft: #251c3d;
    --held: #4d8bff;
    --released: #3ccf87;
    --refunded: #5d6b82;
    --shadow: 0 1px 2px rgba(0, 0, 0, 0.3), 0 4px 16px rgba(0, 0, 0, 0.25);
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #0b1220;
  --surface: #121b2d;
  --surface-2: #18233a;
  --border: #25324b;
  --text: #e8eef9;
  --muted: #94a3bd;
  --primary: #4d8bff;
  --primary-soft: #182b52;
  --navy: #cfe0ff;
  --green: #3ccf87;
  --green-soft: #12301f;
  --amber: #f0b44c;
  --amber-soft: #33270f;
  --red: #ff6b5f;
  --red-soft: #3a1714;
  --violet: #a98bf0;
  --violet-soft: #251c3d;
  --held: #4d8bff;
  --released: #3ccf87;
  --refunded: #5d6b82;
  color-scheme: dark;
}

* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: Inter, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  font-size: 15px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--primary); text-decoration: none; }
h1, h2, h3, h4 { margin: 0; line-height: 1.25; letter-spacing: -0.01em; }
p { margin: 0; }
button, input, textarea, select { font: inherit; color: inherit; }

.container { max-width: 1120px; margin: 0 auto; padding: 0 16px; }

/* ---------- Top bar */
.topbar {
  position: sticky; top: 0; z-index: 20;
  display: flex; align-items: center; gap: 16px; flex-wrap: wrap;
  padding: 12px 16px;
  background: color-mix(in srgb, var(--surface) 88%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.brand { display: flex; align-items: center; gap: 10px; color: var(--text); font-weight: 800; font-size: 18px; }
.brand-mark svg { width: 30px; height: 30px; display: block; }
.brand-mark rect { fill: var(--primary); }
.brand-mark path { stroke: #fff; stroke-width: 3.2; fill: none; stroke-linecap: round; stroke-linejoin: round; }
.modes { display: flex; gap: 8px; flex-wrap: wrap; flex: 1; }
.mode { font-size: 12px; font-weight: 600; padding: 4px 10px; border-radius: 999px; border: 1px solid var(--border); color: var(--muted); background: var(--surface); display: inline-flex; gap: 6px; align-items: center; }
.mode .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--refunded); }
.mode.on .dot { background: var(--green); }
.mode.sim .dot { background: var(--amber); }
.role-switch { display: flex; align-items: center; gap: 4px; background: var(--surface-2); border: 1px solid var(--border); padding: 3px; border-radius: 999px; }
.role-label { font-size: 12px; color: var(--muted); padding: 0 8px; }
.role-switch button { border: 0; background: transparent; padding: 6px 14px; border-radius: 999px; cursor: pointer; font-weight: 600; font-size: 13px; color: var(--muted); }
.role-switch button.active { background: var(--primary); color: var(--primary-ink); }

/* ---------- Generic */
.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow); }
.pad { padding: 20px; }
.stack > * + * { margin-top: 12px; }
.row { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }
.spacer { flex: 1; }
.muted { color: var(--muted); }
.small { font-size: 13px; }
.tiny { font-size: 12px; }
.mono { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 12px; word-break: break-all; }

.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; border: 1px solid transparent; border-radius: 10px; padding: 10px 16px; font-weight: 600; cursor: pointer; background: var(--surface-2); color: var(--text); border-color: var(--border); transition: transform 0.05s ease, background 0.15s; }
.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }
.btn.primary { background: var(--primary); color: var(--primary-ink); border-color: var(--primary); }
.btn.success { background: var(--green); color: #fff; border-color: var(--green); }
.btn.danger { background: transparent; color: var(--red); border-color: color-mix(in srgb, var(--red) 40%, transparent); }
.btn.ghost { background: transparent; }
.btn.small { padding: 6px 12px; font-size: 13px; border-radius: 8px; }

label { display: block; font-weight: 600; font-size: 13px; margin-bottom: 6px; }
input, textarea, select { width: 100%; padding: 10px 12px; border-radius: 10px; border: 1px solid var(--border); background: var(--surface); outline: none; }
input:focus, textarea:focus, select:focus { border-color: var(--primary); box-shadow: 0 0 0 3px var(--primary-soft); }
textarea { resize: vertical; min-height: 90px; }
.hint { font-size: 12px; color: var(--muted); margin-top: 4px; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.grid3 { display: grid; grid-template-columns: 2fr 1fr; gap: 14px; }
@media (max-width: 720px) { .grid2, .grid3 { grid-template-columns: 1fr; } }

.chip { display: inline-flex; align-items: center; gap: 6px; font-size: 12px; font-weight: 700; padding: 3px 10px; border-radius: 999px; white-space: nowrap; background: var(--surface-2); color: var(--muted); }
.chip.green { background: var(--green-soft); color: var(--green); }
.chip.amber { background: var(--amber-soft); color: var(--amber); }
.chip.red { background: var(--red-soft); color: var(--red); }
.chip.blue { background: var(--primary-soft); color: var(--primary); }
.chip.violet { background: var(--violet-soft); color: var(--violet); }

/* ---------- Hero / dashboard */
.hero { padding: 40px 0 24px; display: grid; grid-template-columns: 1.3fr 1fr; gap: 32px; align-items: center; }
.hero h1 { font-size: clamp(30px, 4.5vw, 46px); font-weight: 800; letter-spacing: -0.03em; }
.hero h1 em { font-style: normal; color: var(--primary); }
.hero p.lead { font-size: 17px; color: var(--muted); margin-top: 14px; max-width: 560px; }
.hero .row { margin-top: 22px; }
.flow { display: grid; gap: 10px; }
.flow-step { display: flex; gap: 12px; align-items: flex-start; padding: 12px 14px; }
.flow-step .num { flex: none; width: 28px; height: 28px; border-radius: 8px; background: var(--primary-soft); color: var(--primary); display: grid; place-items: center; font-weight: 800; font-size: 13px; }
.flow-step b { display: block; font-size: 14px; }
.flow-step span { font-size: 13px; color: var(--muted); }
@media (max-width: 860px) { .hero { grid-template-columns: 1fr; padding-top: 24px; } }

.section-title { display: flex; align-items: baseline; gap: 12px; margin: 28px 0 12px; }
.section-title h2 { font-size: 18px; }
.list { display: grid; gap: 12px; }
.proj { display: grid; grid-template-columns: 1fr auto; gap: 8px 16px; padding: 16px 18px; color: var(--text); transition: border-color 0.15s; }
.proj:hover { border-color: var(--primary); }
.proj h3 { font-size: 16px; }
.proj .meta { font-size: 13px; color: var(--muted); }
.proj .amt { text-align: right; font-weight: 800; font-size: 18px; }
.proj .bar { grid-column: 1 / -1; }
.empty { text-align: center; padding: 40px 20px; color: var(--muted); }

/* ---------- Money bar */
.bar { height: 8px; border-radius: 999px; background: var(--surface-2); overflow: hidden; display: flex; }
.bar > span { display: block; height: 100%; }
.bar .released { background: var(--released); }
.bar .held { background: var(--held); }
.bar .refunded { background: var(--refunded); }
.legend { display: flex; gap: 14px; flex-wrap: wrap; font-size: 12px; color: var(--muted); margin-top: 8px; }
.legend i { display: inline-block; width: 9px; height: 9px; border-radius: 3px; margin-right: 5px; vertical-align: -1px; }

.vault { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-top: 14px; }
.vault div { background: var(--surface-2); border-radius: 10px; padding: 10px 12px; }
.vault b { display: block; font-size: 18px; font-variant-numeric: tabular-nums; }
.vault span { font-size: 12px; color: var(--muted); }
@media (max-width: 480px) { .vault b { font-size: 15px; } }

/* ---------- Project page */
.back { display: inline-block; margin: 20px 0 10px; font-size: 14px; font-weight: 600; }
.proj-head { display: grid; grid-template-columns: 1fr 320px; gap: 16px; }
@media (max-width: 860px) { .proj-head { grid-template-columns: 1fr; } }
.proj-head h1 { font-size: 26px; font-weight: 800; letter-spacing: -0.02em; }
.parties { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 10px; font-size: 13px; }
.party { background: var(--surface-2); padding: 6px 10px; border-radius: 10px; }
.party b { font-weight: 700; }

.stepper { display: flex; gap: 6px; margin-top: 16px; flex-wrap: wrap; }
.stepper .s { flex: 1; min-width: 90px; font-size: 12px; font-weight: 700; color: var(--muted); }
.stepper .s::before { content: ""; display: block; height: 4px; border-radius: 4px; background: var(--surface-2); margin-bottom: 6px; }
.stepper .s.done { color: var(--green); }
.stepper .s.done::before { background: var(--green); }
.stepper .s.now { color: var(--primary); }
.stepper .s.now::before { background: var(--primary); }

.callout { border-radius: 12px; padding: 12px 14px; font-size: 13px; }
.callout.amber { background: var(--amber-soft); }
.callout.blue { background: var(--primary-soft); }
.callout ul { margin: 6px 0 0; padding-left: 18px; }
.callout b { font-weight: 700; }

.layout { display: grid; grid-template-columns: 1fr 320px; gap: 16px; margin-top: 16px; align-items: start; }
@media (max-width: 860px) { .layout { grid-template-columns: 1fr; } }

.action { padding: 18px 20px; }
.action h3 { font-size: 16px; margin-bottom: 4px; }
.approvals { display: flex; gap: 10px; flex-wrap: wrap; margin: 10px 0 14px; }
#paypal-buttons { max-width: 360px; margin-top: 12px; }

/* ---------- Milestones */
.ms { padding: 0; overflow: hidden; }
.ms-head { display: flex; gap: 12px; align-items: flex-start; padding: 16px 20px; }
.ms-num { flex: none; width: 30px; height: 30px; border-radius: 9px; background: var(--surface-2); display: grid; place-items: center; font-weight: 800; font-size: 13px; color: var(--muted); }
.ms.released .ms-num { background: var(--green); color: #fff; }
.ms-title { flex: 1; min-width: 0; }
.ms-title h3 { font-size: 16px; }
.ms-title p { font-size: 13px; color: var(--muted); margin-top: 2px; }
.ms-amt { font-weight: 800; font-size: 17px; text-align: right; font-variant-numeric: tabular-nums; }
.ms-body { padding: 0 20px 18px 62px; }
@media (max-width: 600px) { .ms-body { padding-left: 20px; } }
.cols { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 600px) { .cols { grid-template-columns: 1fr; } }
.cols h4 { font-size: 12px; text-transform: uppercase; letter-spacing: 0.06em; color: var(--muted); margin-bottom: 6px; }
.cols ul { margin: 0; padding-left: 18px; font-size: 13.5px; }
.cols li + li { margin-top: 4px; }

.edit-ms { display: grid; gap: 10px; padding: 14px 20px 18px; border-top: 1px solid var(--border); }

.upload { margin-top: 16px; border-top: 1px dashed var(--border); padding-top: 16px; }
.drop { border: 2px dashed var(--border); border-radius: 12px; padding: 18px; text-align: center; cursor: pointer; color: var(--muted); font-size: 14px; transition: border-color 0.15s, background 0.15s; }
.drop.over, .drop:hover { border-color: var(--primary); background: var(--primary-soft); color: var(--primary); }
.drop input { display: none; }
.thumbs { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 10px; }
.thumb { width: 72px; height: 72px; border-radius: 10px; object-fit: cover; border: 1px solid var(--border); background: var(--surface-2); display: grid; place-items: center; font-size: 11px; color: var(--muted); overflow: hidden; }
a.thumb img, .thumb img { width: 100%; height: 100%; object-fit: cover; display: block; }

/* ---------- Verdict */
.verdict { margin-top: 16px; border-radius: 12px; border: 1px solid var(--border); overflow: hidden; }
.verdict-top { display: flex; gap: 12px; align-items: center; padding: 12px 14px; flex-wrap: wrap; }
.verdict.approve .verdict-top { background: var(--green-soft); }
.verdict.reject .verdict-top { background: var(--red-soft); }
.verdict.needs_human_review .verdict-top, .verdict.error .verdict-top { background: var(--amber-soft); }
.verdict-badge { font-weight: 800; font-size: 14px; }
.verdict.approve .verdict-badge { color: var(--green); }
.verdict.reject .verdict-badge { color: var(--red); }
.verdict.needs_human_review .verdict-badge, .verdict.error .verdict-badge { color: var(--amber); }
.conf { display: flex; align-items: center; gap: 8px; font-size: 12px; color: var(--muted); margin-left: auto; }
.conf .meter { width: 90px; height: 6px; border-radius: 6px; background: color-mix(in srgb, var(--text) 12%, transparent); overflow: hidden; position: relative; }
.conf .meter span { display: block; height: 100%; background: var(--text); }
.conf .meter i { position: absolute; top: -2px; bottom: -2px; width: 2px; background: var(--red); }
.verdict-body { padding: 12px 14px; display: grid; gap: 12px; font-size: 13.5px; }
.crit { display: grid; gap: 8px; }
.crit-row { display: grid; grid-template-columns: 22px 1fr; gap: 8px; }
.crit-icon { width: 20px; height: 20px; border-radius: 6px; display: grid; place-items: center; font-size: 12px; font-weight: 800; }
.crit-icon.met { background: var(--green-soft); color: var(--green); }
.crit-icon.not_met { background: var(--red-soft); color: var(--red); }
.crit-icon.unclear { background: var(--amber-soft); color: var(--amber); }
.crit-row b { font-weight: 600; }
.crit-row p { color: var(--muted); font-size: 13px; }
.flags { display: grid; gap: 6px; }
.flag { font-size: 13px; padding: 6px 10px; border-radius: 8px; }
.flag.high { background: var(--red-soft); color: var(--red); }
.flag.medium { background: var(--amber-soft); color: var(--amber); }
.flag.info { background: var(--surface-2); color: var(--muted); }
.policy { font-size: 13px; padding: 10px 12px; border-radius: 10px; background: var(--surface-2); }
.policy b { font-weight: 700; }
.feedback { font-size: 13.5px; padding: 10px 12px; border-left: 3px solid var(--primary); background: var(--primary-soft); border-radius: 0 10px 10px 0; }

.review-box { margin-top: 14px; padding: 14px; border-radius: 12px; background: var(--violet-soft); }
.review-box h4 { color: var(--violet); font-size: 14px; margin-bottom: 8px; }
.payout { margin-top: 14px; padding: 12px 14px; border-radius: 12px; background: var(--green-soft); font-size: 13px; }
.payout b { color: var(--green); }
.payout.failed { background: var(--red-soft); }
.payout.failed b { color: var(--red); }
.payout.refund { background: var(--surface-2); }
.payout.refund b { color: var(--muted); }

details.older { margin-top: 12px; font-size: 13px; }
details.older summary { cursor: pointer; color: var(--muted); font-weight: 600; }

/* ---------- Audit log */
.log { padding: 16px 18px; max-height: 720px; overflow: auto; position: sticky; top: 76px; }
.log h3 { font-size: 15px; margin-bottom: 4px; }
.log ol { list-style: none; margin: 12px 0 0; padding: 0; }
.log li { position: relative; padding: 0 0 14px 18px; font-size: 13px; }
.log li::before { content: ""; position: absolute; left: 3px; top: 6px; width: 7px; height: 7px; border-radius: 50%; background: var(--border); }
.log li::after { content: ""; position: absolute; left: 6px; top: 16px; bottom: 0; width: 1px; background: var(--border); }
.log li:last-child::after { display: none; }
.log li.agent::before { background: var(--violet); }
.log li.money::before { background: var(--green); }
.log li.bad::before { background: var(--red); }
.log .who { font-weight: 700; }
.log time { display: block; font-size: 11px; color: var(--muted); }

/* ---------- Toast & overlay */
.toast { position: fixed; left: 50%; bottom: 24px; transform: translateX(-50%) translateY(20px); background: var(--navy); color: var(--bg); padding: 10px 16px; border-radius: 10px; font-size: 14px; font-weight: 600; opacity: 0; pointer-events: none; transition: all 0.2s; max-width: calc(100% - 32px); z-index: 50; }
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }
.toast.error { background: var(--red); color: #fff; }

.overlay { position: fixed; inset: 0; background: rgba(8, 15, 30, 0.72); display: grid; place-items: center; z-index: 40; padding: 16px; }
.overlay[hidden] { display: none; }
.overlay-card { width: min(440px, 100%); background: var(--surface); border-radius: 18px; padding: 24px; box-shadow: var(--shadow); }
.overlay-card h3 { font-size: 18px; margin: 16px 0 10px; }
.scanner { height: 90px; border-radius: 12px; background: linear-gradient(135deg, var(--primary-soft), var(--violet-soft)); position: relative; overflow: hidden; }
.scan-line { position: absolute; left: 0; right: 0; top: 0; height: 3px; background: var(--primary); box-shadow: 0 0 12px var(--primary); will-change: transform; animation: scan 1.4s ease-in-out infinite alternate; }
@keyframes scan { from { transform: translateY(6px); } to { transform: translateY(81px); } }
.steps { margin: 0; padding: 0; list-style: none; display: grid; gap: 8px; font-size: 14px; }
.steps li { color: var(--muted); display: flex; gap: 8px; align-items: center; }
.steps li::before { content: "○"; width: 16px; }
.steps li.active { color: var(--text); font-weight: 600; }
.steps li.active::before { content: "◉"; color: var(--primary); }
.steps li.done { color: var(--green); }
.steps li.done::before { content: "✓"; }
.overlay-meta { margin-top: 12px; font-size: 12px; color: var(--muted); font-variant-numeric: tabular-nums; }
.verifying-box { margin-top: 16px; border-radius: 12px; border: 1px solid color-mix(in srgb, var(--violet) 30%, var(--border)); background: var(--violet-soft); padding: 14px 16px; display: grid; gap: 10px; }
.verifying-head { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.verifying-dot { width: 10px; height: 10px; border-radius: 50%; background: var(--violet); will-change: transform, opacity; animation: pulse-dot 1.2s ease-in-out infinite; flex: none; }
@keyframes pulse-dot { 0%, 100% { transform: scale(1); opacity: 1; } 50% { transform: scale(1.35); opacity: 0.45; } }
.verifying-bar { height: 5px; border-radius: 99px; background: color-mix(in srgb, var(--violet) 16%, transparent); overflow: hidden; position: relative; }
.verifying-bar > span { position: absolute; inset: 0 auto 0 0; width: 38%; border-radius: 99px; background: linear-gradient(90deg, var(--primary), var(--violet)); will-change: transform; animation: slide-bar 1.3s ease-in-out infinite; }
@keyframes slide-bar { 0% { transform: translateX(-100%); } 100% { transform: translateX(300%); } }
@media (prefers-reduced-motion: reduce) { .scan-line { animation: none; transform: translateY(43px); } .verifying-dot, .verifying-bar > span { animation: none; } }

/* ---------- New agreement */
.new-wrap { max-width: 760px; margin: 24px auto; }
.cats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; margin-bottom: 18px; }
@media (max-width: 640px) { .cats { grid-template-columns: repeat(2, 1fr); } }
.cat { border: 1px solid var(--border); border-radius: 12px; padding: 12px; cursor: pointer; background: var(--surface); text-align: left; }
.cat b { display: block; font-size: 14px; }
.cat span { font-size: 12px; color: var(--muted); }
.cat.active { border-color: var(--primary); box-shadow: 0 0 0 3px var(--primary-soft); }

.footer { padding: 32px 16px 40px; font-size: 12px; color: var(--muted); text-align: center; }