/* Liu & Associates — NIW self-evaluation
   Brand tokens borrowed from the firm's current pages (navy #036, coral #f26a4f,
   page tint #f4f7fd) so the feature reads as part of the site, not a bolt-on. */

:root{
  --navy:#036;
  --navy-2:#0b2a52;
  --navy-3:#123a6b;
  --coral:#f26a4f;
  --coral-dark:#d9533a;
  --page:#f4f7fd;
  --ink:#1b2430;
  --muted:#5b6b82;
  --line:#dfe6f2;
  --white:#fff;
  --green:#1f7a5a;
  --amber:#9a6b00;
  --radius:14px;
  --shadow:0 1px 2px rgba(16,34,64,.06), 0 8px 24px rgba(16,34,64,.06);
  --font-body:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"PingFang SC","Microsoft YaHei",sans-serif;
  --font-head:"Dosis","Inter",-apple-system,"Segoe UI",sans-serif;
}

*{box-sizing:border-box}
[hidden]{display:none!important}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--page);color:var(--ink);
  font-family:var(--font-body);font-size:16px;line-height:1.55;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{font-family:var(--font-head);line-height:1.15;margin:0;letter-spacing:.01em}
h1{font-size:clamp(2rem,4.6vw,3.4rem);font-weight:700}
h2{font-size:clamp(1.5rem,2.6vw,2rem)}
h3{font-size:1.28rem;margin-bottom:.5rem}
h4{font-size:.82rem;text-transform:uppercase;letter-spacing:.08em;font-weight:700}
p{margin:.45rem 0}
a{color:var(--navy);text-decoration:none}
a:hover{text-decoration:underline}
ul{margin:.3rem 0;padding-left:1.15rem}
li{margin:.28rem 0}
.wrap{max-width:1120px;margin:0 auto;padding:0 22px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
.skip{position:absolute;left:-999px;background:var(--navy);color:#fff;padding:10px 16px;z-index:100}
.skip:focus{left:12px;top:12px}
.micro{font-size:.78rem;color:var(--muted);line-height:1.5}

/* ---------------------------------------------------------------- topbar */
.topbar{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:40}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:68px}
.brand img{height:40px;width:auto;display:block}
.topbar-right{display:flex;align-items:center;gap:18px;flex-wrap:wrap}
.phone{display:inline-flex;align-items:center;gap:7px;font-weight:600;font-size:.95rem;color:var(--navy)}
.phone svg{width:16px;height:16px;fill:var(--coral)}
.contact-link{font-size:.92rem;font-weight:600}
.lang{display:inline-flex;border:1px solid var(--line);border-radius:999px;overflow:hidden}
.lang button{border:0;background:#fff;padding:5px 11px;font:inherit;font-size:.8rem;cursor:pointer;color:var(--muted)}
.lang button.on{background:var(--navy);color:#fff}

/* --------------------------------------------------------------- site nav */
.site-nav{background:#fff;border-top:6px solid var(--navy);border-bottom:1px solid var(--line)}
.site-nav-inner{display:flex;align-items:center;justify-content:space-between;gap:6px 20px;flex-wrap:wrap;padding-top:13px;padding-bottom:13px}
.site-nav a{font-size:.875rem;line-height:1.25;color:#333;white-space:nowrap;padding:3px 0}
.site-nav a:hover{color:var(--coral);text-decoration:none}

/* ------------------------------------------------------------------ hero */
.hero{
  background:
    radial-gradient(1100px 420px at 82% -10%, rgba(242,106,79,.28), transparent 60%),
    linear-gradient(140deg,var(--navy-2) 0%, var(--navy) 55%, #052247 100%);
  color:#fff;padding:56px 0 46px;position:relative;overflow:hidden;
}
.hero:after{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.16;
  background-image:linear-gradient(rgba(255,255,255,.35) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.35) 1px,transparent 1px);
  background-size:64px 64px;mask-image:linear-gradient(180deg,#000,transparent 85%);
}
.hero-inner{position:relative;z-index:1}
.eyebrow{font-size:.78rem;letter-spacing:.14em;text-transform:uppercase;font-weight:600;color:var(--coral)}
.hero .eyebrow{color:#ffb3a3}
.hero .lede{font-size:clamp(1.02rem,1.6vw,1.22rem);max-width:62ch;color:#dbe6f6;margin-top:.8rem}
.hero-badges{list-style:none;display:flex;flex-wrap:wrap;gap:10px;padding:0;margin:1.4rem 0 .9rem}
.hero-badges li{
  font-size:.78rem;font-weight:600;padding:6px 12px;border-radius:999px;
  border:1px solid rgba(255,255,255,.28);background:rgba(255,255,255,.08);color:#eaf1fb;
}
.hero-note{font-size:.78rem;color:#a9bdd8;margin:0}

/* ------------------------------------------------------------------ cards */
main{padding:32px 22px 60px}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:28px;margin-bottom:22px}
.card>h3:first-child,.card>h2:first-child{margin-top:0}

/* ------------------------------------------------------------------ steps */
.steps{display:flex;gap:8px;margin-bottom:26px;flex-wrap:wrap}
.step{display:flex;align-items:center;gap:9px;padding:7px 14px 7px 8px;border-radius:999px;background:#eef3fb;color:var(--muted);font-size:.86rem;font-weight:600}
.step span{display:grid;place-items:center;width:24px;height:24px;border-radius:50%;background:#fff;color:var(--muted);font-size:.78rem;border:1px solid var(--line)}
.step.on{background:var(--navy);color:#fff}
.step.on span{background:var(--coral);border-color:var(--coral);color:#fff}
.step.done{background:#e4f2ec;color:var(--green)}
.step.done span{background:var(--green);border-color:var(--green);color:#fff}
.step em{font-style:normal}

/* ------------------------------------------------------------------ forms */
.grid{display:grid;gap:16px}
.grid.two{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid.three{grid-template-columns:repeat(3,minmax(0,1fr))}
.field{display:flex;flex-direction:column;gap:6px;margin-bottom:16px;font-size:.9rem;font-weight:600}
.field>span{color:#26364d}
.field input,.field select,.field textarea{
  width:100%;font:inherit;font-weight:400;font-size:.95rem;color:var(--ink);
  border:1px solid #c9d5e6;border-radius:10px;padding:10px 12px;background:#fbfcff;
  transition:border-color .15s, box-shadow .15s;
}
.field textarea{resize:vertical;min-height:64px;line-height:1.5}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--navy-3);box-shadow:0 0 0 3px rgba(3,51,102,.12);background:#fff;
}
.field input::placeholder,.field textarea::placeholder{color:#9aa8bc}
.field select{appearance:none;background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='8'><path d='M1 1l5 5 5-5' stroke='%235b6b82' stroke-width='1.6' fill='none' stroke-linecap='round'/></svg>");background-repeat:no-repeat;background-position:right 12px center;padding-right:34px}
.field .hint,.field .err,.hint,.err{font-weight:400}
.hint{font-size:.8rem;color:var(--muted);line-height:1.45}
.err{font-size:.8rem;color:#b3261e;font-weight:600}
.err.global{background:#fdecea;border:1px solid #f5c6c1;border-radius:10px;padding:10px 12px;margin-top:12px}
.field.invalid input,.field.invalid select,.field.invalid textarea{border-color:#d64b3c;background:#fff8f7}
.mt{margin-top:26px}
fieldset.links{border:1px dashed var(--line);border-radius:12px;padding:14px 16px 0;margin:8px 0 18px}
fieldset.links legend{font-size:.8rem;font-weight:700;color:var(--muted);padding:0 6px}
details.optional{border-top:1px solid var(--line);padding-top:14px;margin-bottom:8px}
details.optional summary{cursor:pointer;font-weight:600;font-size:.9rem;color:var(--navy)}
details.optional[open] summary{margin-bottom:12px}

.nav-row{display:flex;justify-content:space-between;gap:12px;margin-top:22px;flex-wrap:wrap}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font:inherit;font-weight:600;font-size:.92rem;border-radius:10px;padding:11px 20px;
  border:1px solid transparent;cursor:pointer;transition:transform .08s, background .15s, box-shadow .15s;
}
.btn:active{transform:translateY(1px)}
.btn.primary{background:var(--coral);color:#fff;box-shadow:0 6px 16px rgba(242,106,79,.28)}
.btn.primary:hover{background:var(--coral-dark)}
.btn.primary:disabled{background:#e3b4a9;box-shadow:none;cursor:not-allowed}
.btn.ghost{background:#fff;border-color:#c9d5e6;color:var(--navy)}
.btn.ghost:hover{background:#f2f6fc}
.btn.big{padding:14px 26px;font-size:1rem}
.btn.small{padding:7px 13px;font-size:.82rem}

.review{display:grid;gap:10px;margin:14px 0 22px}
.review-row{display:flex;gap:14px;padding:10px 0;border-bottom:1px dashed var(--line);font-size:.9rem}
.review-k{flex:0 0 190px;color:var(--muted);font-weight:600}
.review-v{flex:1;white-space:pre-wrap;overflow-wrap:anywhere}
.consent{display:flex;gap:11px;align-items:flex-start;font-size:.86rem;line-height:1.5;background:#f7f9fd;border:1px solid var(--line);border-radius:12px;padding:14px}
.consent input{margin-top:3px;width:18px;height:18px;accent-color:var(--coral);flex:none}
.privacy{font-size:.78rem;color:var(--muted);margin-top:10px}
.key-panel{background:#fff8f2;border:1px solid #f4d3c4;border-radius:12px;padding:16px;margin-bottom:18px}
.key-panel h4{color:var(--coral-dark)}
.key-panel p{font-size:.86rem}

/* ---------------------------------------------------------------- running */
.running{text-align:center;padding:48px 28px}
.running h2{margin:14px 0 6px}
.spinner{width:44px;height:44px;margin:0 auto;border-radius:50%;border:4px solid #e3ebf7;border-top-color:var(--coral);animation:spin 1s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.run-step{color:var(--muted);font-size:.9rem;min-height:1.4em}
.run-bar{height:6px;background:#e8eef8;border-radius:999px;max-width:360px;margin:18px auto 12px;overflow:hidden}
.run-bar span{display:block;height:100%;width:6%;background:linear-gradient(90deg,var(--coral),#ffa587);border-radius:999px;transition:width .8s ease}
@media (prefers-reduced-motion:reduce){.spinner{animation:none}.run-bar span{transition:none}}

/* ----------------------------------------------------------------- report */
.report-head{display:flex;justify-content:space-between;gap:18px;align-items:flex-start;flex-wrap:wrap}
.rep-meta{font-size:.8rem;color:var(--muted);margin-top:6px}
.report-actions{display:flex;gap:8px;flex-wrap:wrap}
.notice{border-radius:12px;padding:13px 16px;font-size:.86rem;margin-bottom:18px;border:1px solid}
.notice.warn{background:#fff7e6;border-color:#f1d9a8;color:#6d4d00}
.notice.info{background:#eef5ff;border-color:#cfe0f7;color:#123a6b}
.summary-card{display:grid;gap:10px}
.level{display:flex;align-items:baseline;gap:12px;flex-wrap:wrap}
.level-label{font-size:.78rem;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);font-weight:700}
.level strong{font-family:var(--font-head);font-size:1.5rem;color:var(--navy);text-transform:capitalize}
.summary{font-size:1.03rem;max-width:80ch}
.bench-line{font-size:.98rem}
.bench-bars{display:grid;gap:7px;margin:14px 0 10px}
.bar-row{display:grid;grid-template-columns:72px 1fr 48px;align-items:center;gap:10px;font-size:.78rem;color:var(--muted)}
.bar-track{height:12px;background:#eef2f9;border-radius:999px;overflow:hidden}
.bar-fill{height:100%;background:#b9c9e2;border-radius:999px}
.bar-row.self .bar-fill{background:var(--coral)}
.bar-row.self{color:var(--ink);font-weight:700}
.bar-row .mark{color:var(--coral);font-weight:700}
.threshold-card ul{margin-top:6px}
.pill{display:inline-block;font-size:.78rem;font-weight:700;padding:4px 11px;border-radius:999px;background:#eef3fb;color:var(--navy);text-transform:capitalize}
.pill.ok{background:#e4f2ec;color:var(--green)}
.pill.warn{background:#fff2d9;color:var(--amber)}
.pill.bad{background:#fdecea;color:#b3261e}
.pill.soft{background:#f2f5fa;color:var(--muted);font-weight:600}

.prong{padding:0;overflow:hidden}
.prong-head{display:flex;gap:14px;align-items:center;padding:18px 24px;background:#f7f9fd;border-bottom:1px solid var(--line);flex-wrap:wrap}
.prong-n{font-family:var(--font-head);font-weight:700;font-size:.82rem;letter-spacing:.08em;text-transform:uppercase;color:var(--coral);background:#fff;border:1px solid #f4d3c4;padding:4px 10px;border-radius:999px}
.prong-head h3{margin:0;flex:1;min-width:220px}
.maturity{display:flex;align-items:center;gap:8px;font-size:.72rem;color:var(--muted)}
.dots{display:flex;gap:3px}
.dots i{width:7px;height:7px;border-radius:50%;background:#d7e0ee}
.dots i.on{background:var(--coral)}
.prong-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0}
.prong-col{padding:16px 22px;border-top:1px solid #eef2f8}
.prong-col:nth-child(odd){border-right:1px solid #eef2f8}
.prong-col h4{display:flex;align-items:center;gap:7px;margin-bottom:6px}
.prong-col h4:before{content:"";width:8px;height:8px;border-radius:2px;background:var(--muted)}
.prong-col.supports h4:before{background:var(--green)}
.prong-col.limits h4:before{background:var(--coral)}
.prong-col.open h4:before{background:var(--amber)}
.prong-col.evidence h4:before{background:var(--navy-3)}
.prong-col.drafting h4:before{background:#7a5aa6}
.prong-col.drafting{grid-column:1/-1;background:#fbfaff;border-top:1px solid #ece7f6}
.prong-col ul{font-size:.9rem}
.prong-col li:before{content:none}

.angles{display:grid;gap:12px;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));margin:12px 0}
.angle{border:1px solid var(--line);border-radius:12px;padding:16px;background:#fbfcff}
.angle h4{color:var(--navy);text-transform:none;letter-spacing:0;font-size:.98rem;font-family:var(--font-body);font-weight:700}
.angle p{font-size:.86rem;color:#3a4a60}
.angle-prio{display:inline-block;margin-top:8px;font-size:.72rem;font-weight:700;color:var(--coral-dark);background:#fff1ec;border:1px solid #f6d2c7;border-radius:999px;padding:3px 9px}

#evidence{list-style:none;padding:0;display:grid;gap:8px}
#evidence li{display:grid;grid-template-columns:64px 1fr;gap:12px;padding:11px 0;border-bottom:1px dashed var(--line);font-size:.9rem}
#evidence li:last-child{border-bottom:0}
.prio{font-size:.68rem;font-weight:800;text-transform:uppercase;letter-spacing:.06em;align-self:start;padding:3px 7px;border-radius:6px;text-align:center}
.prio.high{background:#fdecea;color:#b3261e}
.prio.medium{background:#fff2d9;color:var(--amber)}
.prio.low{background:#eef3fb;color:var(--navy)}

.readiness{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px;margin:12px 0}
.ready-col{background:#f9fbfe;border:1px solid var(--line);border-radius:12px;padding:14px}
.ready-col h4{margin-bottom:6px}
.ready-col.developed h4{color:var(--green)}
.ready-col.incomplete h4{color:var(--amber)}
.ready-col.risks h4{color:#b3261e}
.ready-col.next h4{color:var(--navy)}
.ready-col ul{font-size:.86rem;padding-left:1.05rem}

.disc{background:linear-gradient(180deg,#fff,#fbfcff)}
.disc #rep-disclaimer{font-size:.84rem;color:#3a4a60;border-left:3px solid var(--coral);padding-left:12px}
.cta-row{display:flex;gap:10px;flex-wrap:wrap;margin-top:16px}

/* ------------------------------------------------------------------- chat */
.chat{margin-top:22px}
.chat-head{display:flex;align-items:center;gap:12px}
.chat-head h3{margin:0}
.chat-log{display:grid;gap:10px;margin:16px 0;min-height:20px}
.msg{max-width:88%;padding:11px 14px;border-radius:12px;font-size:.9rem;white-space:pre-wrap;overflow-wrap:anywhere}
.msg.user{justify-self:end;background:var(--navy);color:#fff;border-bottom-right-radius:4px}
.msg.bot{justify-self:start;background:#f2f5fa;color:var(--ink);border-bottom-left-radius:4px}
.msg.pending{color:var(--muted);font-style:italic}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:12px}
.chip{background:#fff;border:1px solid #c9d5e6;color:var(--navy);border-radius:999px;padding:6px 12px;font:inherit;font-size:.8rem;cursor:pointer}
.chip:hover{background:#f2f6fc}
.chat-form{display:flex;gap:8px}
.chat-form input{flex:1;font:inherit;font-size:.92rem;border:1px solid #c9d5e6;border-radius:10px;padding:11px 13px;background:#fbfcff}
.chat-form input:focus{outline:none;border-color:var(--navy-3);box-shadow:0 0 0 3px rgba(3,51,102,.12)}
.chat-key{display:flex;gap:8px;margin:0 0 16px;background:#fff8f2;border:1px solid #f4d3c4;border-radius:10px;padding:10px}
.chat-key input{flex:1;font:inherit;font-size:.9rem;border:1px solid #d9c3b8;border-radius:8px;padding:9px 11px;background:#fff}

/* ------------------------------------------------------------------- info */
.info-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(215px,1fr));gap:20px;margin-top:14px}
.info-grid p{font-size:.88rem;color:#3a4a60}

/* ----------------------------------------------------------------- footer */
.footer{background:#061a33;color:#c7d5e8;padding:34px 0;margin-top:20px}
.footer-inner{display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;align-items:flex-start}
.foot-logo{height:30px;width:auto;margin-bottom:10px;background:#fff;padding:6px 9px;border-radius:6px;display:block}
.footer .micro{color:#8fa6c2}
.foot-links{display:flex;gap:16px;flex-wrap:wrap;font-size:.84rem}
.foot-links a{color:#dbe6f6}
.footer .legal{max-width:96ch;margin-top:18px;border-top:1px solid #14314f;padding-top:14px}

.toast{position:fixed;left:50%;bottom:24px;transform:translateX(-50%);background:#1b2430;color:#fff;padding:11px 18px;border-radius:999px;font-size:.85rem;box-shadow:0 8px 24px rgba(0,0,0,.25);z-index:80}

/* --------------------------------------------------------------- responsive */
@media (max-width:860px){
  .grid.two,.grid.three{grid-template-columns:1fr}
  .prong-grid{grid-template-columns:1fr}
  .prong-col:nth-child(odd){border-right:0}
  .card{padding:20px}
  .topbar-inner{min-height:60px}
  .brand img{height:32px}
  .phone{display:none}
  .contact-link{display:none}
  .site-nav-inner{justify-content:flex-start;gap:6px 16px;padding-top:10px;padding-bottom:10px}
  .site-nav a{font-size:.82rem}
  .hero{padding:40px 0 34px}
  .review-row{flex-direction:column;gap:2px}
  .review-k{flex:none}
  .summary-card .level strong{font-size:1.25rem}
}

@media (max-width:520px){
  .wrap{padding:0 16px}
  main{padding:22px 16px 44px}
  .card{padding:18px 15px}
  .brand{min-width:0}
  .brand img{height:26px;max-width:100%}
  .topbar-right{gap:10px}
  .lang button{padding:4px 9px;font-size:.76rem}
  .site-nav-inner{gap:4px 12px}
  .site-nav a{font-size:.78rem}
  .hero-badges li{font-size:.72rem}
  .prong-col{padding:14px 15px}
  .prong-head{padding:14px 15px}
  .review-row{padding:8px 0}
  .chat-form,.chat-key{flex-wrap:wrap}
  .chat-form input,.chat-key input{flex:1 1 100%}
  .msg{max-width:96%}
}

/* ------------------------------------------------------------------ print */
@media print{
  body{background:#fff;font-size:11pt}
  .topbar,.site-nav,.hero,.footer,.steps,.report-actions,.chat,.cta-row,.notice, .info,.skip,#toast{display:none!important}
  main{padding:0}
  .card{box-shadow:none;border:1px solid #ccc;break-inside:avoid;margin-bottom:10px;padding:14px}
  .prong{break-inside:avoid}
  .prong-head{background:#f2f2f2}
  a{color:#000;text-decoration:none}
  .report-head{border:0}
}