:root{
  --canvas:#F4F7FB;--surface:#FFFFFF;--surface-2:#F0F4FA;--ink:#0B1B33;--ink-2:#33445E;--muted:#5D6E86;--line:#E1E8F2;--line-2:#CDD8E6;
  --blue:#1859C9;--blue-ink:#FFFFFF;--blue-soft:#E7F0FE;--cyan:#2BB8E8;--good:#127A50;--good-soft:#E3F5EC;--warn:#9A6200;--warn-soft:#FDF2DC;--bad:#B4332B;--bad-soft:#FCE9E7;
  --sample:#8A5A00;--sample-soft:#FFF6E0;--sample-line:#F1D48F;
  --hero:radial-gradient(120% 140% at 0% 0%,#E6F0FF 0%,#F5F9FF 45%,#FFFFFF 100%);--hero-line:#D6E4FA;
  --shadow:0 1px 2px rgba(11,27,51,.05),0 6px 20px rgba(11,27,51,.05);
  --font:system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  --r-lg:20px;--r-md:14px;--r-sm:10px;color-scheme:light}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){
  --canvas:#071426;--surface:#0C1D35;--surface-2:#112640;--ink:#EAF1FB;--ink-2:#C4D3E8;--muted:#93A6C1;--line:#1A3150;--line-2:#24406A;
  --blue:#5AA9FF;--blue-ink:#04101F;--blue-soft:#13305A;--cyan:#5BD3F5;--good:#5FD39A;--good-soft:#0F3326;--warn:#F2C063;--warn-soft:#3A2C0C;--bad:#FF968C;--bad-soft:#3D1715;
  --sample:#F4CF7A;--sample-soft:#2E240C;--sample-line:#6B5420;
  --hero:radial-gradient(120% 140% at 0% 0%,#123A6E 0%,#0D2546 50%,#0C1D35 100%);--hero-line:#21416E;--shadow:none;color-scheme:dark}}
:root[data-theme="dark"]{
  --canvas:#071426;--surface:#0C1D35;--surface-2:#112640;--ink:#EAF1FB;--ink-2:#C4D3E8;--muted:#93A6C1;--line:#1A3150;--line-2:#24406A;
  --blue:#5AA9FF;--blue-ink:#04101F;--blue-soft:#13305A;--cyan:#5BD3F5;--good:#5FD39A;--good-soft:#0F3326;--warn:#F2C063;--warn-soft:#3A2C0C;--bad:#FF968C;--bad-soft:#3D1715;
  --sample:#F4CF7A;--sample-soft:#2E240C;--sample-line:#6B5420;
  --hero:radial-gradient(120% 140% at 0% 0%,#123A6E 0%,#0D2546 50%,#0C1D35 100%);--hero-line:#21416E;--shadow:none;color-scheme:dark}
*{box-sizing:border-box}
html,body{margin:0;background:var(--canvas);color:var(--ink);font-family:var(--font);font-size:16px;line-height:1.55;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
body{min-height:100vh}a{color:var(--blue);text-underline-offset:3px}
button,input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:3px solid var(--blue);outline-offset:2px;border-radius:6px}
.skip{position:absolute;left:-9999px;top:8px;z-index:50;background:var(--surface);padding:8px 14px;border-radius:999px;box-shadow:var(--shadow)}.skip:focus{left:12px}
.boot{padding:48px;color:var(--muted)}
h1,h2,h3{margin:0;color:var(--ink);letter-spacing:-.01em}
h1{font-size:clamp(1.55rem,1.1rem + 1.6vw,2.15rem);line-height:1.2;font-weight:650;letter-spacing:-.022em}
h2{font-size:1.06rem;font-weight:620}h3{font-size:1rem;font-weight:600}
p{margin:0}.lead{color:var(--ink-2);max-width:62ch;font-size:1.02rem}.muted{color:var(--muted)}.small{font-size:.875rem}.num{font-variant-numeric:tabular-nums}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
/* controls */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:40px;padding:0 16px;border-radius:999px;border:1px solid var(--line-2);background:var(--surface);color:var(--ink);font-weight:600;font-size:.94rem;cursor:pointer;text-decoration:none}
.btn:hover{border-color:var(--blue)}.btn.primary{background:var(--blue);border-color:var(--blue);color:var(--blue-ink)}.btn.quiet{border-color:transparent;background:transparent}
.btn.sm{min-height:32px;padding:0 12px;font-size:.86rem}.btn[disabled]{opacity:.55;cursor:not-allowed}
input,select,textarea{width:100%;min-height:42px;padding:9px 12px;border-radius:var(--r-sm);border:1px solid var(--line-2);background:var(--surface);color:var(--ink)}
.check{display:flex;gap:10px;align-items:flex-start;margin:14px 0 4px;font-weight:400}.check input[type=checkbox]{width:20px;min-height:20px;height:20px;flex:0 0 auto;margin-top:2px;padding:0}.accept{margin:6px 0 12px}.disclosure{border:1px solid var(--line-2);border-radius:var(--r-sm);padding:12px;margin:10px 0}
a.src{word-break:break-all}
textarea{min-height:84px;resize:vertical}label{display:block;font-size:.88rem;font-weight:600;color:var(--ink-2);margin:14px 0 6px}
.chip{display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 10px;border-radius:999px;font-size:.8rem;font-weight:600;background:var(--surface-2);color:var(--ink-2);white-space:nowrap}
.chip.blue{background:var(--blue-soft);color:var(--blue)}.chip.good{background:var(--good-soft);color:var(--good)}.chip.warn{background:var(--warn-soft);color:var(--warn)}.chip.bad{background:var(--bad-soft);color:var(--bad)}
.chip.sample{background:var(--sample-soft);color:var(--sample)}
.sample-bar.test-bar{background:var(--blue-soft);color:var(--blue);border-color:transparent}.meter .top-line{display:flex;justify-content:space-between;gap:12px;margin-bottom:6px;flex-wrap:wrap}.row-actions{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}.btn.danger{background:var(--bad);color:#fff;border-color:var(--bad)}.btn.ghost{background:transparent}
.panel.confirm{border:2px solid var(--blue);margin-top:12px}.meters{display:grid;gap:14px;margin-top:8px}.meter .track{height:10px}.meter .fill.warn{background:var(--warn)}.meter .fill.full{background:var(--bad)}
.section-title{font-size:1.15rem;margin:8px 0 -4px}.own{border-top:1px solid var(--line);padding-top:14px;margin-top:14px;display:grid;gap:10px}.own:first-of-type{border-top:0}
.say-sm{font-size:1.1rem;line-height:1.35}.say-sm .n{font-size:1.6rem;font-weight:650;color:var(--ink);font-variant-numeric:tabular-nums}.chips{display:inline-flex;gap:6px;flex-wrap:wrap}
.seg{display:inline-flex;padding:3px;border-radius:999px;background:var(--surface-2);gap:2px}.seg button{border:0;background:transparent;border-radius:999px;padding:6px 14px;font-size:.86rem;font-weight:600;color:var(--muted);cursor:pointer}
.seg button[aria-pressed="true"]{background:var(--surface);color:var(--ink);box-shadow:var(--shadow)}
.msg{margin-top:12px;padding:10px 14px;border-radius:var(--r-sm);font-size:.92rem}.msg.err{background:var(--bad-soft);color:var(--bad)}.msg.ok{background:var(--good-soft);color:var(--good)}
/* shell */
.top{position:sticky;top:0;z-index:20;display:flex;align-items:center;gap:14px;height:64px;padding:0 24px;background:color-mix(in srgb,var(--canvas) 88%,transparent);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;letter-spacing:.01em;color:var(--ink);text-decoration:none}
.mark{width:26px;height:26px;border-radius:8px;background:linear-gradient(140deg,var(--cyan),var(--blue));display:grid;place-items:center}
.mark svg{width:16px;height:16px;stroke:#fff;fill:none;stroke-width:2.2}
.grow{flex:1}.ws{width:auto;max-width:280px;min-height:38px;border-radius:999px;padding:0 34px 0 14px}
.icon-btn{width:38px;height:38px;border-radius:999px;border:1px solid var(--line-2);background:var(--surface);display:grid;place-items:center;cursor:pointer}
.icon-btn svg,.nav svg{width:19px;height:19px;stroke:currentColor;fill:none;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}
.app{display:grid;grid-template-columns:252px minmax(0,1fr);min-height:calc(100vh - 64px)}
.nav{padding:22px 14px;border-right:1px solid var(--line);display:flex;flex-direction:column;gap:4px}
.nav a{display:flex;align-items:center;gap:12px;min-height:44px;padding:0 14px;white-space:nowrap;border-radius:12px;color:var(--ink-2);text-decoration:none;font-weight:560}
.nav a:hover{background:var(--surface-2)}.nav a[aria-current="page"]{background:var(--blue-soft);color:var(--blue)}
.nav .foot{margin-top:auto;padding:14px;font-size:.82rem;color:var(--muted)}
.page{padding:32px clamp(16px,3vw,44px) 96px;max-width:1240px;width:100%}
.page>*+*{margin-top:24px}
.head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;flex-wrap:wrap}.head .lead{margin-top:6px}
.sample-bar{display:flex;align-items:center;gap:12px;flex-wrap:wrap;padding:10px 16px;border-radius:999px;background:var(--sample-soft);border:1px dashed var(--sample-line);color:var(--sample);font-size:.9rem}
.sample-bar b{font-weight:700}.sample-bar button{margin-left:auto;background:transparent;border:0;color:var(--sample);font-weight:700;text-decoration:underline;cursor:pointer;padding:4px}
/* answer panel: the one bold element */
.answer{position:relative;padding:clamp(22px,3vw,36px);border-radius:var(--r-lg);background:var(--hero);border:1px solid var(--hero-line);box-shadow:var(--shadow)}
.answer .say{font-size:clamp(1.45rem,1rem + 1.9vw,2.35rem);line-height:1.18;font-weight:650;letter-spacing:-.025em;max-width:24ch;color:var(--ink)}
.answer .say .n{color:var(--blue);font-variant-numeric:tabular-nums}
.answer .then{margin-top:12px;color:var(--ink-2);max-width:60ch}
.answer .row{display:flex;gap:12px;align-items:center;flex-wrap:wrap;margin-top:22px}
.ask{display:flex;align-items:center;gap:10px;margin-top:24px;padding:8px 8px 8px 16px;border-radius:999px;background:var(--surface);border:1px solid var(--line-2);max-width:640px}
.ask>svg{width:20px;height:20px;flex:0 0 auto;stroke:var(--blue);fill:none;stroke-width:1.9;stroke-linejoin:round}.ask input{border:0;background:transparent;min-height:36px;padding:0}.ask input:focus-visible{outline:none}
/* tiles and panels */
.tiles{display:grid;gap:16px;grid-template-columns:repeat(auto-fit,minmax(230px,1fr))}
.panel{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);padding:22px;box-shadow:var(--shadow)}
.panel>*+*{margin-top:12px}.panel .ph{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}
.tile .v{font-size:2rem;font-weight:680;letter-spacing:-.02em;font-variant-numeric:tabular-nums;line-height:1.1}
.tile .v small{font-size:1rem;font-weight:600;color:var(--muted);letter-spacing:0}.tile .l{font-weight:600}.tile .s{color:var(--muted);font-size:.9rem}
details.why{font-size:.88rem}details.why summary{cursor:pointer;color:var(--blue);font-weight:600;list-style:none;display:inline-flex;align-items:center;gap:6px}
details.why summary::-webkit-details-marker{display:none}details.why summary::before{content:"";width:6px;height:6px;border-right:2px solid currentColor;border-bottom:2px solid currentColor;transform:rotate(-45deg);transition:transform .15s}
details.why[open] summary::before{transform:rotate(45deg)}details.why p{margin-top:8px;color:var(--ink-2)}details.why p+p{margin-top:6px}
.split{display:grid;gap:16px;grid-template-columns:minmax(0,1.55fr) minmax(0,1fr)}
.bars>*+*{margin-top:16px}.bar-row .top-line{display:flex;justify-content:space-between;gap:8px;font-size:.94rem}
.track{height:10px;margin-top:8px;border-radius:999px;background:var(--surface-2);overflow:hidden}.fill{height:100%;border-radius:999px;background:linear-gradient(90deg,var(--blue),var(--cyan))}
.list{list-style:none;margin:0;padding:0}.list>li{padding:14px 0;border-top:1px solid var(--line);display:flex;gap:14px;align-items:flex-start}.list>li:first-child{border-top:0;padding-top:4px}
.list .body{flex:1;min-width:0}.list .body p{color:var(--muted);font-size:.92rem;margin-top:2px}
.prio{flex:0 0 auto;margin-top:1px;min-width:96px;justify-content:center}
.cov{display:grid;gap:14px;grid-template-columns:repeat(auto-fit,minmax(210px,1fr))}
.cov section{padding:16px;border-radius:var(--r-sm);background:var(--surface-2)}.cov h3{display:flex;align-items:center;gap:8px;font-size:.95rem}
.cov ul{list-style:none;padding:0;margin:10px 0 0}.cov li{padding:6px 0;font-size:.93rem;display:flex;justify-content:space-between;gap:8px}
.dot{width:9px;height:9px;border-radius:50%;flex:0 0 auto}.dot.m{background:var(--good)}.dot.o{background:var(--blue)}.dot.a{background:var(--warn)}.dot.n{background:var(--line-2)}
table{width:100%;border-collapse:collapse;font-size:.94rem}th,td{text-align:left;padding:12px 10px;border-bottom:1px solid var(--line);vertical-align:top}
th{font-weight:600;color:var(--muted);font-size:.84rem}.tw{overflow-x:auto}
.yes{color:var(--good);font-weight:650;white-space:nowrap}.no{color:var(--muted);white-space:nowrap}
.chart{width:100%;height:auto;display:block}.chart text{fill:var(--muted);font-size:12px;font-family:var(--font)}.chart .g{stroke:var(--line)}
.chart .ln{fill:none;stroke:var(--blue);stroke-width:2.6;stroke-linejoin:round;stroke-linecap:round}.chart .ln.b{stroke:var(--cyan);stroke-dasharray:5 5}
.chart .pt{fill:var(--surface);stroke:var(--blue);stroke-width:2.4}.chart .area{fill:url(#ga)}.legend{display:flex;gap:16px;flex-wrap:wrap;font-size:.86rem;color:var(--muted)}
.legend span::before{content:"";display:inline-block;width:14px;height:3px;border-radius:2px;background:var(--blue);margin-right:6px;vertical-align:middle}.legend span.b::before{background:var(--cyan)}
.opp{display:grid;gap:14px}.opp article{padding:20px 22px}.opp .meta{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.opp dl{display:grid;grid-template-columns:150px 1fr;gap:6px 16px;margin:12px 0 0;font-size:.93rem}.opp dt{color:var(--muted)}.opp dd{margin:0}
.opp .acts{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-top:14px}.opp select{width:auto;min-height:36px;border-radius:999px}
.empty{padding:40px 24px;text-align:center;border:1px dashed var(--line-2);border-radius:var(--r-md);background:var(--surface)}.empty h2{font-size:1.15rem}.empty p{margin:8px auto 18px;max-width:52ch;color:var(--muted)}
.steps{list-style:none;padding:0;margin:0;counter-reset:s}.steps li{counter-increment:s;display:flex;gap:14px;padding:14px 0;border-top:1px solid var(--line)}.steps li:first-child{border-top:0}
.steps li::before{content:counter(s);flex:0 0 30px;height:30px;border-radius:50%;display:grid;place-items:center;background:var(--surface-2);font-weight:650;font-size:.88rem;color:var(--ink-2)}
.steps li.done::before{content:"✓";background:var(--good-soft);color:var(--good)}.steps p{color:var(--muted);font-size:.93rem}
.tabs{display:flex;gap:4px;border-bottom:1px solid var(--line);overflow-x:auto}.tabs a{padding:10px 14px;color:var(--muted);text-decoration:none;font-weight:600;border-bottom:2px solid transparent;white-space:nowrap}
.tabs a[aria-current="page"]{color:var(--blue);border-bottom-color:var(--blue)}
.advisor{display:grid;gap:16px;grid-template-columns:minmax(0,1.4fr) minmax(0,1fr)}
.convo{min-height:260px;display:flex;flex-direction:column;justify-content:flex-end;gap:12px}
.bubble{align-self:flex-start;max-width:85%;padding:12px 16px;border-radius:16px 16px 16px 4px;background:var(--surface-2);color:var(--ink-2)}
.qs{display:flex;flex-wrap:wrap;gap:8px}.qs button{border:1px solid var(--line-2);background:var(--surface);border-radius:999px;padding:8px 14px;font-size:.9rem;color:var(--ink-2)}
.tiles+.plans{margin-top:16px}.plans{display:grid;gap:14px;grid-template-columns:repeat(auto-fit,minmax(200px,1fr))}.plans .panel.featured{border-color:var(--blue)}
.price{font-size:1.6rem;font-weight:680;font-variant-numeric:tabular-nums}.plans ul{padding-left:18px;margin:8px 0 0;font-size:.9rem;color:var(--ink-2)}
.code{font-family:ui-monospace,Menlo,monospace;font-size:.84rem;background:var(--surface-2);border-radius:8px;padding:8px 10px;word-break:break-all}
.toast{position:fixed;left:50%;bottom:88px;transform:translateX(-50%);background:var(--ink);color:var(--canvas);border-radius:999px;padding:10px 18px;font-size:.92rem;z-index:40}
/* auth */
.auth{min-height:100vh;display:grid;place-items:center;padding:24px 16px;background:var(--hero)}
.auth .panel{width:100%;max-width:440px;padding:32px}.auth h1{margin-top:22px}.auth .lead{margin-top:8px;font-size:.98rem}
.auth form .btn{margin-top:20px;width:100%}
.admin h1{margin-top:12px}
/* tab bar (mobile) */
.tabbar{display:none}
@media (max-width:1024px){.app{grid-template-columns:76px minmax(0,1fr)}.nav{padding:18px 10px;align-items:center}.nav a{padding:0;width:52px;justify-content:center}.nav a span{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}.nav .foot{display:none}.sample-bar{border-radius:var(--r-md)}.sample-bar button{margin-left:0}.split,.advisor{grid-template-columns:1fr}}
@media (max-width:720px){
  .top{padding:0 14px;gap:10px;height:58px}.brand .word,.top .who{display:none}.ws{flex:1;max-width:none}
  .app{grid-template-columns:1fr}.nav{display:none}.page{padding:22px 16px 110px}
  .tabbar{display:grid;grid-template-columns:repeat(5,1fr);position:fixed;left:0;right:0;bottom:0;z-index:30;background:var(--surface);border-top:1px solid var(--line);padding:6px 4px calc(6px + env(safe-area-inset-bottom))}
  .tabbar a{display:flex;flex-direction:column;align-items:center;gap:3px;padding:6px 2px;border-radius:12px;color:var(--muted);text-decoration:none;font-size:.7rem;font-weight:600;text-align:center;line-height:1.15}
  .tabbar a[aria-current="page"]{color:var(--blue)}.tabbar svg{width:22px;height:22px;stroke:currentColor;fill:none;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}
  .top .signout{display:none}.ask .chip{display:none}.list.prio-list>li{flex-direction:column;gap:6px}.prio{min-width:0}
  .tiles{grid-template-columns:1fr 1fr}.tile .v{font-size:1.6rem}.opp dl{grid-template-columns:1fr}.sample-bar{border-radius:var(--r-md)}.sample-bar button{margin-left:0}
}
@media (max-width:420px){.tiles{grid-template-columns:1fr}}
@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}