:root {
  --bg: #f7f5f1; --bg2: #efebe4; --card: #ffffff; --ink: #16181d; --ink2: #2d313a; --muted: #5f6672; --muted-ink: #8a909b;
  --line: #e4dfd6; --accent: #1f6feb; --accent-2: #8250df; --leak: #e0531f; --leak-soft: #fdebe3; --good: #1a7f37; --good-soft: #e3f4e8;
  --warn: #9a6700; --warn-soft: #fff4d6; --shadow: 0 1px 2px rgba(20,20,30,.06), 0 8px 24px rgba(20,20,30,.06);
  --radius: 14px; --sq-l: #f0d9b5; --sq-d: #b58863; --hl: rgba(155,199,0,.41);
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0f1115; --bg2: #161920; --card: #181b22; --ink: #eceef2; --ink2: #cfd3da; --muted: #9aa1ad; --muted-ink: #7d8592;
    --line: #2a2f39; --accent: #4c8dff; --accent-2: #a371f7; --leak: #ff7a45; --leak-soft: #3a1f14; --good: #3fb950; --good-soft: #12261a;
    --warn: #d29922; --warn-soft: #2e2510; --shadow: 0 1px 2px rgba(0,0,0,.4), 0 8px 24px rgba(0,0,0,.3);
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #0f1115; --bg2: #161920; --card: #181b22; --ink: #eceef2; --ink2: #cfd3da; --muted: #9aa1ad; --muted-ink: #7d8592;
  --line: #2a2f39; --accent: #4c8dff; --accent-2: #a371f7; --leak: #ff7a45; --leak-soft: #3a1f14; --good: #3fb950; --good-soft: #12261a;
  --warn: #d29922; --warn-soft: #2e2510; color-scheme: dark;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 16px/1.55 ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif; }
a { color: var(--accent); }
h1, h2, h3 { line-height: 1.2; letter-spacing: -0.01em; margin: 0 0 .5em; }
h1 { font-size: clamp(2rem, 5vw, 3.3rem); letter-spacing: -0.025em; }
h2 { font-size: clamp(1.4rem, 3vw, 1.9rem); }
h3 { font-size: 1.1rem; }
p { margin: 0 0 .8em; }
.wrap { max-width: 1120px; margin: 0 auto; padding: 0 16px; }
.skip { position: absolute; left: -999px; } .skip:focus { left: 8px; top: 8px; background: var(--card); padding: 8px; z-index: 9; }
.muted { color: var(--muted); } .small { font-size: .875rem; } .center { text-align: center; }
.hl { color: var(--leak); }
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); padding: 20px; margin-bottom: 16px; }
.kicker { font-size: .8rem; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; color: var(--muted); margin-bottom: .6em; }

/* Header */
.top { position: sticky; top: 0; z-index: 5; background: color-mix(in srgb, var(--bg) 88%, transparent); backdrop-filter: blur(10px); border-bottom: 1px solid var(--line); }
.top-in { display: flex; align-items: center; justify-content: space-between; height: 58px; gap: 12px; }
.logo { display: flex; align-items: center; gap: 8px; color: var(--ink); text-decoration: none; font-size: 1.15rem; letter-spacing: -0.01em; }
.logo b { color: var(--leak); }
.nav { display: flex; gap: 18px; align-items: center; font-size: .95rem; }
.nav a { color: var(--ink2); text-decoration: none; }
.nav a:hover { color: var(--ink); }
@media (max-width: 640px) { .nav a:not(:nth-child(3)) { display: none; } }
.pill { background: var(--good-soft); color: var(--good); border-radius: 99px; padding: 3px 10px; font-size: .8rem; font-weight: 600; }

/* Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 6px; border: 1px solid var(--line); background: var(--card); color: var(--ink); padding: 10px 16px; border-radius: 10px; font: inherit; font-weight: 600; cursor: pointer; text-decoration: none; transition: transform .05s, background .15s, border-color .15s; }
.btn:hover { border-color: var(--muted-ink); }
.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: .6; cursor: wait; }
.btn-primary { background: var(--ink); color: var(--bg); border-color: var(--ink); }
.btn-primary:hover { background: var(--ink2); }
.btn-big { padding: 14px 20px; font-size: 1.05rem; width: 100%; flex-direction: column; }
.btn-big small { font-weight: 400; font-size: .8rem; opacity: .8; }
.btn-small { padding: 5px 10px; font-size: .85rem; }

/* Hero */
.hero { padding: 48px 0 24px; }
.hero-in { display: grid; grid-template-columns: 1.05fr .95fr; gap: 40px; align-items: center; }
@media (max-width: 900px) { .hero-in { grid-template-columns: 1fr; } .hero-art { order: 2; } }
.lede { font-size: 1.12rem; color: var(--ink2); max-width: 36em; }
.scan { margin-top: 18px; display: grid; gap: 12px; max-width: 520px; }
.field label { display: flex; align-items: center; gap: 8px; font-weight: 600; font-size: .9rem; margin-bottom: 4px; }
.field input, .have-key input { width: 100%; font: inherit; padding: 12px 14px; border: 1px solid var(--line); border-radius: 10px; background: var(--bg); color: var(--ink); }
.field input:focus, .have-key input:focus { outline: 2px solid var(--accent); outline-offset: 1px; }
.site-dot { width: 10px; height: 10px; border-radius: 50%; display: inline-block; }
.site-dot.li { background: #888; } .site-dot.cc { background: #81b64c; }
.form-msg { color: var(--leak); font-weight: 600; margin: 0; min-height: 0; }
.beta-note { color: var(--good); font-weight: 600; }
.mock { padding: 22px; transform: rotate(-1deg); }
.mock-k { font-size: .75rem; font-weight: 600; text-transform: uppercase; letter-spacing: .07em; color: var(--muted); }
.mock-h { font-size: 1.5rem; font-weight: 700; margin: 6px 0 14px; letter-spacing: -0.01em; }
.mock-bars { display: grid; gap: 10px; }
.mb { display: grid; grid-template-columns: 1fr 40px; gap: 4px 10px; align-items: center; font-size: .9rem; }
.mb span { grid-column: 1 / 3; }
.mb i { display: block; height: 10px; background: var(--leak); border-radius: 99px; opacity: .85; }
.mb b { text-align: right; font-size: .85rem; }
.mock-focus { margin-top: 16px; padding: 12px 14px; background: var(--bg2); border-radius: 10px; font-weight: 600; }
.mock-myth { margin-top: 12px; font-size: .9rem; }
.tag { display: inline-block; font-size: .72rem; font-weight: 700; padding: 2px 8px; border-radius: 99px; margin-right: 6px; }
.tag-no { background: var(--good-soft); color: var(--good); } .tag-yes { background: var(--leak-soft); color: var(--leak); }

/* Sections */
.section { padding: 48px 16px; }
.section-h { text-align: center; margin-bottom: 24px; }
.tiles { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
@media (max-width: 900px) { .tiles { grid-template-columns: 1fr 1fr; } }
@media (max-width: 600px) { .tiles { grid-template-columns: 1fr; } }
.tile { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 20px; }
.tile-i { font-size: 1.4rem; width: 44px; height: 44px; border-radius: 12px; background: var(--leak-soft); color: var(--leak); display: grid; place-items: center; margin-bottom: 10px; font-weight: 700; }
.tile p { color: var(--ink2); margin: 0; }
.steps { list-style: none; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
@media (max-width: 800px) { .steps { grid-template-columns: 1fr; } }
.steps li { display: flex; gap: 14px; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 20px; }
.steps b { flex: none; width: 34px; height: 34px; border-radius: 50%; background: var(--ink); color: var(--bg); display: grid; place-items: center; }
.steps p { margin: 0; color: var(--ink2); }
.sample-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
@media (max-width: 900px) { .sample-grid { grid-template-columns: 1fr; } }
.myth-list { padding-left: 0; list-style: none; display: grid; gap: 8px; margin: 0; }
.price-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; align-items: stretch; }
@media (max-width: 900px) { .price-grid { grid-template-columns: 1fr; } }
.pcard, .plan { position: relative; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; display: flex; flex-direction: column; }
.pcard ul, .plan ul { padding-left: 18px; flex: 1; color: var(--ink2); }
.pcard-pro, .plan-pro { border: 2px solid var(--ink); }
.price { font-size: 2rem; font-weight: 800; letter-spacing: -0.02em; margin: 4px 0 8px; }
.list-price { color: var(--muted); font-size: 0.5em; font-weight: 500; margin-left: 4px; }
.year-note { margin: -6px 0 10px; }
.price small { font-size: .9rem; font-weight: 500; color: var(--muted); }
.ribbon { position: absolute; top: -12px; right: 16px; background: var(--leak); color: #fff; font-size: .75rem; font-weight: 700; padding: 3px 10px; border-radius: 99px; }
.faq { max-width: 760px; margin: 0 auto; }
.faq details { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 14px 18px; margin-bottom: 10px; }
.faq summary { font-weight: 600; cursor: pointer; }
.faq p { margin: 10px 0 0; color: var(--ink2); }
.cta-end { text-align: center; }
.cta-end .btn { max-width: 360px; margin: 10px auto 0; }
.foot { border-top: 1px solid var(--line); padding: 28px 0 40px; margin-top: 32px; }
.foot-in { display: grid; gap: 10px; }
.foot-nav { display: flex; gap: 16px; flex-wrap: wrap; }
.foot-nav a { color: var(--ink2); }

/* App / progress */
.app { padding-top: 8px; padding-bottom: 24px; scroll-margin-top: 70px; }
.run { max-width: 640px; margin: 0 auto; text-align: center; }
.pbar { height: 12px; background: var(--bg2); border-radius: 99px; overflow: hidden; margin: 18px 0 8px; }
.pbar-fill { height: 100%; background: linear-gradient(90deg, var(--leak), #f59f00); border-radius: 99px; transition: width .3s; }
.choose { max-width: 720px; margin: 0 auto; }
.speed-pick { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 16px; }
.chip { border: 1px solid var(--line); border-radius: 99px; padding: 6px 14px; cursor: pointer; background: var(--bg); }
.chip input { position: absolute; opacity: 0; pointer-events: none; }
.chip.on { border-color: var(--ink); background: var(--ink); color: var(--bg); }
.chip.on .muted { color: inherit; opacity: .75; }
.depth { display: grid; gap: 10px; margin-bottom: 10px; }
.error h2 { color: var(--leak); }
.success .key, code.key { font-size: 1.1rem; background: var(--bg2); padding: 4px 10px; border-radius: 8px; user-select: all; }

/* Report */
.banner { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; background: var(--good-soft); color: var(--ink); border: 1px solid var(--line); border-radius: 12px; padding: 12px 16px; margin-bottom: 14px; }
.banner-up { background: var(--warn-soft); }
.tabs { display: flex; gap: 4px; overflow-x: auto; border-bottom: 1px solid var(--line); margin-bottom: 18px; scrollbar-width: none; position: sticky; top: 58px; background: var(--bg); z-index: 3; }
.tab { border: 0; background: none; font: inherit; font-weight: 600; color: var(--muted); padding: 12px 14px; cursor: pointer; border-bottom: 2px solid transparent; white-space: nowrap; }
.tab.on { color: var(--ink); border-bottom-color: var(--leak); }
.report-head { display: grid; grid-template-columns: 1.4fr 1fr; gap: 20px; align-items: end; margin-bottom: 18px; }
@media (max-width: 800px) { .report-head { grid-template-columns: 1fr; } }
.big { font-size: clamp(1.6rem, 4vw, 2.4rem); letter-spacing: -0.02em; }
.stats { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; }
.stat { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 12px 14px; }
.stat-v { font-size: 1.5rem; font-weight: 800; letter-spacing: -0.02em; }
.stat-k { font-size: .8rem; color: var(--muted); }
.focus { background: var(--ink); color: var(--bg); border-radius: var(--radius); padding: 20px 22px; margin-bottom: 16px; }
.focus .muted { color: var(--bg); opacity: .75; }
.focus-k { font-size: .75rem; font-weight: 700; text-transform: uppercase; letter-spacing: .08em; opacity: .75; }
.focus-v { font-size: 1.25rem; font-weight: 700; margin: 6px 0; line-height: 1.35; }
.focus-t { opacity: .85; }
.focus-locked .lock { background: transparent; border-color: rgba(255,255,255,.25); color: var(--bg); }
.focus-locked .lock p { color: var(--bg); opacity: .8; }
.blurred { filter: blur(6px); user-select: none; }
.bars { display: grid; gap: 10px; }
.bar-row { display: grid; grid-template-columns: minmax(120px, 1.3fr) 2fr 70px; gap: 10px; align-items: center; }
@media (max-width: 600px) { .bar-row { grid-template-columns: 1fr 70px; } .bar-track { grid-column: 1 / 3; grid-row: 2; } }
.bar-label { font-weight: 600; font-size: .92rem; }
.bar-track { height: 12px; background: var(--bg2); border-radius: 99px; overflow: hidden; }
.bar-fill { height: 100%; border-radius: 99px; }
.bar-val { text-align: right; font-weight: 700; font-size: .9rem; }
.leaks { display: grid; gap: 14px; margin-bottom: 16px; }
.leak { background: var(--card); border: 1px solid var(--line); border-left: 4px solid var(--leak); border-radius: var(--radius); padding: 18px 20px; position: relative; }
.leak-head { display: grid; grid-template-columns: 36px 1fr auto; gap: 12px; align-items: start; margin-bottom: 8px; }
.leak-rank { width: 32px; height: 32px; border-radius: 50%; background: var(--leak-soft); color: var(--leak); display: grid; place-items: center; font-weight: 800; }
.leak-title h3 { margin: 0 0 4px; }
.leak-area { font-size: .8rem; color: var(--muted); margin-right: 8px; }
.badge { font-size: .7rem; font-weight: 700; border-radius: 99px; padding: 2px 8px; }
.badge-good { background: var(--good-soft); color: var(--good); } .badge-fair { background: var(--warn-soft); color: var(--warn); } .badge-rough { background: var(--bg2); color: var(--muted); }
.leak-pts { text-align: right; font-size: 1.35rem; font-weight: 800; color: var(--leak); white-space: nowrap; }
.leak-pts small { display: block; font-size: .7rem; font-weight: 500; color: var(--muted); }
.facts { padding-left: 18px; color: var(--ink2); }
.facts li { margin-bottom: 4px; }
.habit { background: var(--bg2); border-radius: 10px; padding: 12px 14px; margin: 12px 0; }
.habit-k, .mini-k { font-size: .72rem; font-weight: 700; text-transform: uppercase; letter-spacing: .07em; color: var(--muted); margin-bottom: 4px; }
.habit-v { font-weight: 600; }
.leak-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 700px) { .leak-grid { grid-template-columns: 1fr; } }
.leak-grid ul { padding-left: 18px; margin: 0; }
.metric strong { color: var(--ink); }
.why { color: var(--muted); font-style: italic; margin: 8px 0 0; }
.leak-locked .leak-blur { filter: blur(5px); user-select: none; pointer-events: none; color: var(--muted); }
.lock { display: flex; gap: 14px; align-items: flex-start; border: 1px dashed var(--line); border-radius: 12px; padding: 14px 16px; background: var(--bg); margin-top: 8px; }
.lock-icon { font-size: 1.3rem; }
.lock p { color: var(--ink2); margin: 4px 0 10px; }
.good { padding-left: 18px; } .good li { margin-bottom: 6px; }
.table-wrap { overflow-x: auto; }
.tbl { width: 100%; border-collapse: collapse; font-size: .92rem; }
.tbl th { text-align: left; font-size: .75rem; text-transform: uppercase; letter-spacing: .05em; color: var(--muted); border-bottom: 1px solid var(--line); padding: 8px 6px; }
.tbl td { border-bottom: 1px solid var(--line); padding: 8px 6px; }
.tbl tr.sub td { color: var(--muted); font-size: .85rem; border-bottom-style: dashed; }
.neg { color: var(--leak); font-weight: 700; } .pos { color: var(--good); font-weight: 700; }
.days { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 10px; }
.day { background: var(--bg2); border-radius: 12px; padding: 12px; }
.day-n { font-size: .75rem; font-weight: 700; color: var(--muted); text-transform: uppercase; }
.day-t { font-weight: 700; margin-bottom: 4px; }
.day ul { padding-left: 16px; margin: 0; font-size: .9rem; }
.next li { margin-bottom: 8px; }
.myths { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 12px; }
.myth { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 16px; }
.myth-b { font-weight: 700; font-size: 1.05rem; margin-bottom: 6px; }
.myth-v { display: inline-block; font-size: .75rem; font-weight: 700; padding: 2px 8px; border-radius: 99px; margin-bottom: 8px; }
.myth-disagree .myth-v { background: var(--good-soft); color: var(--good); }
.myth-agree .myth-v { background: var(--leak-soft); color: var(--leak); }
.myth-unclear .myth-v { background: var(--bg2); color: var(--muted); }
.myth p { margin: 0; color: var(--ink2); font-size: .92rem; }
.chart svg { width: 100%; height: auto; }
.ch-grid { stroke: var(--line); stroke-width: 1; }
.ch-lab { fill: var(--muted); font-size: 11px; }
.ch-legend { display: flex; gap: 14px; font-size: .85rem; margin-bottom: 6px; }
.ch-legend i { display: inline-block; width: 12px; height: 3px; border-radius: 2px; margin-right: 6px; vertical-align: middle; }
.vs { display: grid; gap: 8px; }
.vs-row { display: grid; grid-template-columns: 90px 1fr 110px; gap: 10px; align-items: center; }
.vs-track { height: 12px; background: var(--bg2); border-radius: 99px; overflow: hidden; }
.vs-fill { height: 100%; border-radius: 99px; } .vs-fill.me { background: var(--leak); } .vs-fill.opp { background: var(--muted-ink); }
.vs-val { font-weight: 700; text-align: right; font-size: .9rem; }
.report-actions { display: flex; gap: 10px; justify-content: center; margin: 24px 0; flex-wrap: wrap; }

/* Drills */
.drill { display: grid; grid-template-columns: minmax(280px, 520px) 1fr; gap: 22px; align-items: start; }
@media (max-width: 820px) { .drill { grid-template-columns: 1fr; } }
.drill-kind { font-size: .75rem; font-weight: 800; text-transform: uppercase; letter-spacing: .08em; color: var(--leak); }
.drill-prompt { font-size: 1.1rem; font-weight: 600; }
.drill-btns { display: flex; gap: 8px; flex-wrap: wrap; margin: 12px 0; }
.drill-feedback { min-height: 3em; padding: 10px 12px; border-radius: 10px; background: var(--bg2); }
.drill-feedback:empty { visibility: hidden; }
.fb-ok { background: var(--good-soft); color: var(--good); font-weight: 600; }
.fb-bad { background: var(--leak-soft); color: var(--leak); font-weight: 600; }
.fb-info { background: var(--bg2); }
.bd { position: relative; width: 100%; aspect-ratio: 1; border-radius: 6px; overflow: hidden; box-shadow: var(--shadow); touch-action: none; user-select: none; }
.bd-grid { display: grid; grid-template-columns: repeat(8, 1fr); grid-template-rows: repeat(8, 1fr); width: 100%; height: 100%; }
.bd-sq { position: relative; display: grid; place-items: center; }
.bd-sq.l { background: var(--sq-l); } .bd-sq.d { background: var(--sq-d); }
.bd-sq.lm::after, .bd-sq.sel::after { content: ""; position: absolute; inset: 0; background: var(--hl); }
.bd-sq.sel::after { background: rgba(20,85,30,.5); }
.pc { width: 100%; height: 100%; position: relative; z-index: 1; cursor: grab; }
.bd-ghost { position: fixed; pointer-events: none; z-index: 50; }
.bd-c { position: absolute; font-size: 10px; font-weight: 700; z-index: 2; pointer-events: none; }
.bd-r { top: 2px; left: 3px; } .bd-f { bottom: 1px; right: 3px; }
.bd-sq.l .bd-c { color: var(--sq-d); } .bd-sq.d .bd-c { color: var(--sq-l); }
.bd-dot { position: absolute; width: 28%; height: 28%; border-radius: 50%; background: rgba(20,85,30,.5); z-index: 2; pointer-events: none; }
.bd-cap { position: absolute; inset: 0; border-radius: 50%; box-shadow: inset 0 0 0 5px rgba(20,85,30,.5); z-index: 2; pointer-events: none; }
.bd-arrows { position: absolute; inset: 0; width: 100%; height: 100%; pointer-events: none; z-index: 3; }

/* Dialog */
.dlg { border: 0; border-radius: 18px; padding: 26px; max-width: 760px; width: calc(100% - 24px); background: var(--bg); color: var(--ink); box-shadow: 0 30px 80px rgba(0,0,0,.35); }
.dlg::backdrop { background: rgba(10,12,16,.55); }
.dlg-x { position: absolute; top: 10px; right: 14px; border: 0; background: none; font-size: 1.8rem; cursor: pointer; color: var(--muted); }
.plans { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin: 12px 0; }
@media (max-width: 640px) { .plans { grid-template-columns: 1fr; } }
.have-key { margin-top: 10px; }
.have-key form { display: flex; gap: 8px; margin-top: 8px; }

/* Prose pages */
.prose { max-width: 760px; margin: 0 auto; padding: 40px 16px; }
.prose h1 { font-size: 2rem; }
.prose h2 { font-size: 1.25rem; margin-top: 1.6em; }

@media print {
  .top, .tabs, .banner, .report-actions, .foot, .hero, .section, .lock, .drill-btns { display: none !important; }
  .tab-body[hidden] { display: block !important; }
  body { background: #fff; color: #000; }
  .card, .leak { box-shadow: none; break-inside: avoid; }
}
.warn-note { background: var(--warn-soft); color: var(--warn); border-radius: 10px; padding: 8px 12px; font-weight: 600; }
body.in-app .hero, body.in-app main > .section { display: none; }
body.in-app .app { padding-top: 20px; min-height: 70vh; }