/* =============================================================================
   Mitig8 AI — design system (public graph)
   One stylesheet. Brand palette, mobile-first, accessible, print-friendly.
   ============================================================================= */

:root {
  /* Brand palette */
  --navy: #304364;
  --navy-2: #394A66;
  --red: #D13F43;
  --red-dark: #C62B35;
  --salmon: #D45D63;
  --white: #FFFFFF;
  --ink: #333333;
  --bg: #F5F5F5;

  /* Derived / functional */
  --navy-900: #223049;
  --navy-050: #eef2f8;
  --line: #e2e6ee;
  --line-strong: #cfd6e4;
  --muted: #5b6472;
  --muted-2: #7a8290;

  /* Semantic feedback (paired with text/icons, never color alone) */
  --success: #1f7a5a;
  --success-bg: #e8f5ef;
  --warn: #9a5b00;
  --warn-bg: #fdf3e2;
  --danger: #b0242f;
  --danger-bg: #fdecec;

  --radius: 12px;
  --radius-sm: 8px;
  --radius-lg: 18px;
  --shadow-sm: 0 1px 2px rgba(34, 48, 73, .08), 0 1px 3px rgba(34, 48, 73, .06);
  --shadow: 0 6px 20px rgba(34, 48, 73, .10);
  --shadow-lg: 0 18px 50px rgba(34, 48, 73, .16);

  --maxw: 1120px;
  --gutter: 20px;

  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, "Apple Color Emoji", sans-serif;
  --mono: ui-monospace, "SF Mono", "Cascadia Mono", "Segoe UI Mono", Menlo, Consolas, monospace;
}

*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } * { animation-duration: .001ms !important; transition-duration: .001ms !important; } }

body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
  font-size: 17px;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

h1, h2, h3, h4 { color: var(--navy); line-height: 1.2; margin: 0 0 .5em; font-weight: 700; letter-spacing: -.01em; }
h1 { font-size: clamp(1.9rem, 1.2rem + 3vw, 3rem); }
h2 { font-size: clamp(1.4rem, 1.1rem + 1.4vw, 2rem); }
h3 { font-size: 1.2rem; }
p { margin: 0 0 1rem; }
a { color: var(--navy); text-decoration-color: var(--line-strong); text-underline-offset: 2px; }
a:hover { color: var(--red-dark); }
strong { font-weight: 700; }
small { font-size: .82rem; }

img { max-width: 100%; height: auto; display: block; }
hr { border: 0; border-top: 1px solid var(--line); margin: 2rem 0; }

.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 var(--gutter); }
.section { padding: clamp(2.5rem, 1.5rem + 4vw, 5rem) 0; }
.section--tight { padding: clamp(1.5rem, 1rem + 2vw, 2.75rem) 0; }
.lead { font-size: 1.16rem; color: var(--muted); max-width: 60ch; }
.muted { color: var(--muted); }
.center { text-align: center; }
.mx-auto { margin-left: auto; margin-right: auto; }
.visually-hidden { position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.eyebrow { text-transform: uppercase; letter-spacing: .12em; font-size: .76rem; font-weight: 700; color: var(--red-dark); margin-bottom: .6rem; }

/* Skip link */
.skip-link { position: absolute; left: -999px; top: 0; background: var(--navy); color: #fff; padding: .6rem 1rem; border-radius: 0 0 8px 0; z-index: 1000; }
.skip-link:focus { left: 0; color: #fff; }

/* ---------- Header / nav ---------------------------------------------------- */
.site-header { position: sticky; top: 0; z-index: 50; background: rgba(255,255,255,.92); backdrop-filter: saturate(1.4) blur(8px); border-bottom: 1px solid var(--line); }
.site-header .bar { display: flex; align-items: center; justify-content: space-between; gap: 1rem; height: 66px; }
.brand { display: inline-flex; align-items: center; gap: .55rem; font-weight: 800; color: var(--navy); text-decoration: none; letter-spacing: -.02em; }
.brand img { height: 38px; width: auto; }
.brand span { font-size: 1.15rem; }
.nav { display: flex; align-items: center; gap: .3rem; }
.nav a { color: var(--navy-2); text-decoration: none; font-weight: 600; font-size: .95rem; padding: .5rem .7rem; border-radius: 8px; }
.nav a:hover { background: var(--navy-050); color: var(--navy); }
.nav .btn { margin-left: .4rem; }
.nav-toggle { display: none; }

@media (max-width: 860px) {
  .nav-toggle { display: inline-flex; align-items: center; justify-content: center; width: 44px; height: 44px; border: 1px solid var(--line-strong); background: #fff; border-radius: 10px; }
  .nav { position: absolute; top: 66px; left: 0; right: 0; flex-direction: column; align-items: stretch; background: #fff; border-bottom: 1px solid var(--line); padding: .5rem var(--gutter) 1rem; gap: .15rem; box-shadow: var(--shadow); display: none; }
  .nav.open { display: flex; }
  .nav a { padding: .8rem .7rem; font-size: 1rem; }
  .nav .btn { margin: .4rem 0 0; }
}

/* ---------- Buttons --------------------------------------------------------- */
.btn { --_bg: var(--navy); --_fg: #fff; display: inline-flex; align-items: center; justify-content: center; gap: .5rem; font-family: inherit; font-weight: 700; font-size: 1rem; line-height: 1; padding: .85rem 1.25rem; border-radius: 10px; border: 1.5px solid transparent; background: var(--_bg); color: var(--_fg); cursor: pointer; text-decoration: none; transition: transform .06s ease, background .15s ease, box-shadow .15s ease; }
.btn:hover { color: #fff; }
.btn:active { transform: translateY(1px); }
.btn--primary { --_bg: var(--red); box-shadow: 0 2px 0 var(--red-dark); }
.btn--primary:hover { --_bg: var(--red-dark); }
.btn--navy { --_bg: var(--navy); }
.btn--navy:hover { --_bg: var(--navy-900); }
.btn--secondary { background: #fff; color: var(--navy); border-color: var(--line-strong); }
.btn--secondary:hover { color: var(--navy); border-color: var(--navy); background: var(--navy-050); }
.btn--ghost { background: transparent; color: var(--navy); }
.btn--ghost:hover { background: var(--navy-050); color: var(--navy); }
.btn--lg { font-size: 1.08rem; padding: 1rem 1.6rem; }
.btn--block { display: flex; width: 100%; }
.btn[disabled], .btn[aria-disabled="true"] { opacity: .5; cursor: not-allowed; }
.btn .arrow { font-size: 1.1em; line-height: 0; }

/* ---------- Cards ----------------------------------------------------------- */
.card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 1.4rem; box-shadow: var(--shadow-sm); }
.card--pad-lg { padding: clamp(1.4rem, 1rem + 1.5vw, 2.2rem); }
.grid { display: grid; gap: 1rem; }
.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--auto { grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); }
@media (max-width: 720px) { .grid--2, .grid--3 { grid-template-columns: 1fr; } }

.feature { display: flex; flex-direction: column; gap: .35rem; }
.feature h3 { margin: 0; font-size: 1.06rem; }
.feature .ic { width: 40px; height: 40px; border-radius: 10px; background: var(--navy-050); color: var(--navy); display: grid; place-items: center; font-weight: 800; margin-bottom: .4rem; }

/* ---------- Hero ------------------------------------------------------------ */
.hero { background: linear-gradient(180deg, #fff 0%, var(--bg) 100%); border-bottom: 1px solid var(--line); }
.hero .container { padding-top: clamp(2.2rem, 1.5rem + 3vw, 4rem); padding-bottom: clamp(2rem, 1.5rem + 3vw, 3.5rem); }
.hero h1 { max-width: 16ch; }
.hero .lead { margin-top: .4rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: .7rem; margin-top: 1.5rem; }
.trust-row { display: flex; flex-wrap: wrap; gap: .6rem 1.4rem; margin-top: 1.4rem; color: var(--muted); font-size: .92rem; }
.trust-row span { display: inline-flex; align-items: center; gap: .4rem; }
.trust-row .dot { color: var(--success); font-weight: 800; }

/* ---------- "What do you need help with?" selector -------------------------- */
.selector { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: .75rem; }
.selector button, .selector a { text-align: left; background: #fff; border: 1.5px solid var(--line-strong); border-radius: var(--radius); padding: 1.05rem 1.1rem; font: inherit; color: var(--navy); cursor: pointer; display: flex; align-items: center; justify-content: space-between; gap: .75rem; text-decoration: none; transition: border-color .15s, box-shadow .15s, transform .06s; }
.selector button:hover, .selector a:hover { border-color: var(--navy); box-shadow: var(--shadow); transform: translateY(-1px); }
.selector .label { font-weight: 700; }
.selector .arrow { color: var(--red); font-weight: 800; }
.selector .tag--soon { align-self: center; }

.tag { display: inline-block; font-size: .68rem; font-weight: 800; letter-spacing: .06em; text-transform: uppercase; padding: .18rem .45rem; border-radius: 999px; }
.tag--soon { background: var(--navy-050); color: var(--navy-2); }
.tag--new { background: var(--danger-bg); color: var(--red-dark); }

/* ---------- Calculator layout ---------------------------------------------- */
.calc { display: grid; grid-template-columns: 1fr; gap: 1.25rem; align-items: start; }
@media (min-width: 900px) { .calc { grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr); } .calc-result-col { position: sticky; top: 84px; } }

fieldset { border: 1px solid var(--line); border-radius: var(--radius); padding: 1.1rem 1.1rem 1.25rem; margin: 0 0 1rem; }
legend { font-weight: 800; color: var(--navy); padding: 0 .4rem; font-size: 1.02rem; }
.field { margin-bottom: 1rem; }
.field > label { display: block; font-weight: 600; color: var(--navy-2); margin-bottom: .3rem; }
.field .hint { display: block; color: var(--muted); font-size: .84rem; margin-top: .3rem; }
.field .req { color: var(--red-dark); }
.input-wrap { position: relative; display: flex; align-items: center; }
.input-wrap .prefix { position: absolute; left: .8rem; color: var(--muted); font-weight: 600; pointer-events: none; }
.input-wrap.has-prefix input { padding-left: 1.7rem; }
input[type="text"], input[type="number"], input[type="email"], select, textarea {
  width: 100%; font: inherit; color: var(--ink); background: #fff; border: 1.5px solid var(--line-strong); border-radius: 10px; padding: .7rem .8rem; transition: border-color .12s, box-shadow .12s; font-variant-numeric: tabular-nums;
}
input:focus, select:focus, textarea:focus, button:focus-visible, a:focus-visible, .selector button:focus-visible {
  outline: 3px solid rgba(48, 67, 100, .28); outline-offset: 1px; border-color: var(--navy);
}
:focus:not(:focus-visible) { outline: none; }
select { appearance: none; background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23394A66' stroke-width='2.5'><path d='M6 9l6 6 6-6'/></svg>"); background-repeat: no-repeat; background-position: right .8rem center; padding-right: 2.2rem; }
.field--error input, .field--error select { border-color: var(--danger); }
.field-error { color: var(--danger); font-size: .84rem; margin-top: .3rem; display: none; }
.field--error .field-error { display: block; }

.entity-pills { display: flex; flex-wrap: wrap; gap: .5rem; }
.entity-pills label { border: 1.5px solid var(--line-strong); border-radius: 999px; padding: .5rem .9rem; cursor: pointer; font-weight: 600; color: var(--navy-2); background: #fff; }
.entity-pills input { position: absolute; opacity: 0; width: 0; height: 0; }
.entity-pills input:checked + span { }
.entity-pills label:has(input:checked) { border-color: var(--navy); background: var(--navy); color: #fff; }
.entity-pills label:focus-within { outline: 3px solid rgba(48,67,100,.28); }

.form-actions { display: flex; flex-wrap: wrap; gap: .6rem; margin-top: .4rem; }

/* ---------- Result panel ---------------------------------------------------- */
.result-panel { background: var(--navy); color: #fff; border-radius: var(--radius-lg); padding: 1.4rem; box-shadow: var(--shadow); }
.result-panel .result-label { text-transform: uppercase; letter-spacing: .1em; font-size: .74rem; opacity: .85; font-weight: 700; }
.result-panel .result-number { font-size: clamp(2rem, 1.4rem + 3vw, 2.9rem); font-weight: 800; letter-spacing: -.02em; margin: .1rem 0 .1rem; font-variant-numeric: tabular-nums; }
.result-panel .result-sub { opacity: .9; font-size: .95rem; }
.result-band { display: inline-flex; align-items: center; gap: .4rem; font-weight: 700; font-size: .82rem; padding: .28rem .6rem; border-radius: 999px; margin-top: .7rem; background: rgba(255,255,255,.16); }
.result-band .ic { width: 1em; height: 1em; }
.result-empty { border: 1.5px dashed var(--line-strong); border-radius: var(--radius-lg); padding: 1.6rem; text-align: center; color: var(--muted); background: #fff; }

.lineitems { width: 100%; border-collapse: collapse; margin: .4rem 0 0; font-size: .93rem; }
.lineitems th, .lineitems td { text-align: left; padding: .5rem .2rem; border-bottom: 1px solid var(--line); font-variant-numeric: tabular-nums; }
.lineitems td.amt { text-align: right; white-space: nowrap; font-weight: 600; }
.lineitems .add td.amt { color: var(--success); }
.lineitems .subtract td.amt { color: var(--danger); }
.lineitems tfoot td { font-weight: 800; border-top: 2px solid var(--line-strong); border-bottom: 0; color: var(--navy); padding-top: .6rem; }

/* ---------- Flags / callouts ------------------------------------------------ */
.flag { display: flex; gap: .6rem; align-items: flex-start; padding: .7rem .85rem; border-radius: 10px; font-size: .92rem; margin: .5rem 0; border: 1px solid transparent; }
.flag .ic { flex: 0 0 auto; font-weight: 800; width: 1.3rem; height: 1.3rem; border-radius: 999px; display: grid; place-items: center; font-size: .82rem; margin-top: .05rem; }
.flag--warn { background: var(--warn-bg); border-color: #f2dcb0; color: #6b4300; }
.flag--warn .ic { background: var(--warn); color: #fff; }
.flag--info { background: var(--navy-050); border-color: #d9e1f0; color: var(--navy-2); }
.flag--info .ic { background: var(--navy-2); color: #fff; }
.flag--danger { background: var(--danger-bg); border-color: #f4c9cc; color: var(--danger); }
.flag--danger .ic { background: var(--danger); color: #fff; }
.flag--success { background: var(--success-bg); border-color: #c3e6d6; color: #145c43; }
.flag--success .ic { background: var(--success); color: #fff; }

/* ---------- "Your Next Move" ------------------------------------------------ */
.next-move { background: linear-gradient(135deg, var(--navy) 0%, var(--navy-2) 100%); color: #fff; border-radius: var(--radius-lg); padding: clamp(1.3rem, 1rem + 1.5vw, 2rem); box-shadow: var(--shadow); }
.next-move .nm-label { text-transform: uppercase; letter-spacing: .12em; font-size: .74rem; font-weight: 800; opacity: .82; }
.next-move h3 { color: #fff; margin: .3rem 0 .2rem; font-size: clamp(1.25rem, 1rem + 1.4vw, 1.7rem); }
.next-move p { opacity: .92; margin-bottom: 1rem; }
.next-move .btn--primary { box-shadow: 0 2px 0 var(--red-dark); }
.next-move .secondary-links { margin-top: 1rem; display: flex; flex-wrap: wrap; gap: .3rem 1.1rem; font-size: .9rem; }
.next-move .secondary-links a { color: #dfe6f2; text-decoration: underline; text-underline-offset: 3px; }
.next-move .secondary-links a:hover { color: #fff; }

/* ---------- Methodology / details ------------------------------------------ */
details.method { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 0 1.1rem; margin: 1rem 0; }
details.method > summary { cursor: pointer; font-weight: 700; color: var(--navy); padding: 1rem 0; list-style: none; display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
details.method > summary::-webkit-details-marker { display: none; }
details.method > summary::after { content: "+"; font-size: 1.3rem; color: var(--red); font-weight: 700; }
details.method[open] > summary::after { content: "\2013"; }
details.method .method-body { padding-bottom: 1.1rem; color: var(--muted); }
details.method .method-body ul { margin: .3rem 0 .3rem 1.1rem; padding: 0; }
details.method .method-body li { margin: .3rem 0; }

/* ---------- FAQ ------------------------------------------------------------- */
.faq details { border-bottom: 1px solid var(--line); }
.faq summary { cursor: pointer; font-weight: 700; color: var(--navy); padding: 1rem 0; list-style: none; display: flex; justify-content: space-between; gap: 1rem; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--red); font-weight: 800; }
.faq details[open] summary::after { content: "\2013"; }
.faq details p { color: var(--muted); padding-bottom: 1rem; margin: 0; }

/* ---------- Related links --------------------------------------------------- */
.related { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: .7rem; }
.related a { display: block; background: #fff; border: 1px solid var(--line); border-radius: 10px; padding: .9rem 1rem; text-decoration: none; color: var(--navy); font-weight: 600; }
.related a:hover { border-color: var(--navy); box-shadow: var(--shadow-sm); }
.related a .r-sub { display: block; color: var(--muted); font-weight: 400; font-size: .85rem; margin-top: .15rem; }

/* ---------- Disclaimers ----------------------------------------------------- */
.disclaimer { font-size: .84rem; color: var(--muted); background: #fff; border: 1px solid var(--line); border-left: 3px solid var(--salmon); border-radius: 8px; padding: .8rem 1rem; margin: 1rem 0; }
.disclaimer strong { color: var(--navy-2); }

/* ---------- Footer ---------------------------------------------------------- */
.site-footer { background: var(--navy-900); color: #cdd5e3; padding: 2.5rem 0 1.5rem; margin-top: 3rem; }
.site-footer a { color: #e6ebf3; text-decoration: none; }
.site-footer a:hover { color: #fff; text-decoration: underline; }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 1.5rem; }
@media (max-width: 780px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 480px) { .footer-grid { grid-template-columns: 1fr; } }
.footer-col h4 { color: #fff; font-size: .82rem; text-transform: uppercase; letter-spacing: .08em; margin-bottom: .7rem; }
.footer-col ul { list-style: none; padding: 0; margin: 0; }
.footer-col li { margin: .35rem 0; font-size: .92rem; }
.footer-brand img { height: 40px; margin-bottom: .6rem; background: #fff; border-radius: 8px; padding: 4px 6px; }
.footer-disclaimer { border-top: 1px solid rgba(255,255,255,.14); margin-top: 1.8rem; padding-top: 1.2rem; font-size: .8rem; color: #9aa6ba; }
.footer-legal { display: flex; flex-wrap: wrap; gap: .3rem 1.2rem; margin-top: .8rem; font-size: .82rem; }

/* ---------- Print ----------------------------------------------------------- */
@media print {
  .site-header, .site-footer, .nav-toggle, .hero-actions, .next-move .btn, .no-print { display: none !important; }
  body { background: #fff; font-size: 12pt; }
  .result-panel, .next-move { background: #fff !important; color: #000 !important; border: 1px solid #999; box-shadow: none; }
  .result-panel .result-number { color: #000; }
  a { text-decoration: none; color: #000; }
  .card, fieldset { break-inside: avoid; box-shadow: none; }
  .print-only { display: block !important; }
}
.print-only { display: none; }

/* ---------- Utilities ------------------------------------------------------- */
.stack > * + * { margin-top: 1rem; }
.mt-0 { margin-top: 0; } .mt-1 { margin-top: .5rem; } .mt-2 { margin-top: 1rem; } .mt-3 { margin-top: 1.5rem; } .mt-4 { margin-top: 2.5rem; }
.mb-0 { margin-bottom: 0; }
.flow > * + * { margin-top: 1.1rem; }
.pill-row { display: flex; flex-wrap: wrap; gap: .5rem; }
.text-navy { color: var(--navy); } .text-red { color: var(--red-dark); }