/* ==========================================================================
   BillTrack: site styles
   Palette is the existing BillTrack blue brand; see :root tokens.
   ========================================================================== */

:root {
  /* Brand */
  --blue: #0A6EFD;
  --blue-hover: #075FDC;
  --blue-400: #487DFE;
  --blue-600: #3C5BDA;
  --blue-700: #2D44A4;
  --navy: #213875;
  --navy-900: #132257;
  --navy-950: #0C1738;

  /* Neutrals */
  --ink: #132257;
  --text: #45506E;
  --muted: #647091;
  --line: #E2E8F5;
  --field: #CBD5EA;
  --bg: #FFFFFF;
  --bg-soft: #F4F7FE;
  --tint: #E8F0FF;

  /* On-dark text */
  --on-dark: #C3CDEB;
  --on-dark-muted: #9AA7D0;
  --on-dark-accent: #8DB0FF;

  --radius: 14px;
  --radius-lg: 22px;
  --shadow-sm: 0 1px 2px rgba(19, 34, 87, .06), 0 2px 8px rgba(19, 34, 87, .04);
  --shadow-md: 0 18px 40px -18px rgba(19, 34, 87, .28);
  --shadow-lg: 0 30px 70px -24px rgba(5, 12, 36, .6);

  --font-sans: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-serif: "Newsreader", Georgia, "Times New Roman", serif;

  --container: 1160px;
  --header-h: 72px;
}

/* --------------------------------------------------------------------------
   Base
   -------------------------------------------------------------------------- */

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 8px);
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 17px;
  line-height: 1.65;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img, svg { display: block; max-width: 100%; }

a { color: var(--blue); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 3px; }

h1, h2, h3 { margin: 0; color: var(--ink); line-height: 1.15; text-wrap: balance; }
h1, h2 { font-family: var(--font-serif); font-weight: 500; letter-spacing: -0.015em; }
h3 { font-size: 1.125rem; font-weight: 600; letter-spacing: -0.005em; line-height: 1.3; }
p { margin: 0; }

.container { max-width: var(--container); margin: 0 auto; padding: 0 24px; }

.sprite { position: absolute; width: 0; height: 0; overflow: hidden; }

.icon {
  width: 24px;
  height: 24px;
  flex: none;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.75;
  stroke-linecap: round;
  stroke-linejoin: round;
}

:focus-visible { outline: 3px solid var(--blue-400); outline-offset: 3px; border-radius: 6px; }

.skip-link {
  position: absolute;
  left: 16px;
  top: -60px;
  z-index: 100;
  padding: 10px 16px;
  border-radius: 8px;
  background: #fff;
  color: var(--ink);
  font-weight: 600;
}
.skip-link:focus { top: 12px; }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-size: .8125rem;
  font-weight: 600;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--blue);
}
.eyebrow::before {
  content: "";
  width: 24px;
  height: 2px;
  border-radius: 2px;
  background: currentColor;
}

.lead { font-size: 1.1875rem; line-height: 1.6; }

/* --------------------------------------------------------------------------
   Buttons
   -------------------------------------------------------------------------- */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 15px 24px;
  border: 1px solid transparent;
  border-radius: 999px;
  font: inherit;
  font-size: 1rem;
  font-weight: 600;
  line-height: 1;
  cursor: pointer;
  transition: background .15s, box-shadow .15s, transform .15s, border-color .15s;
}
.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn .icon { width: 18px; height: 18px; stroke-width: 2; }

.btn-primary { background: var(--blue); color: #fff; box-shadow: 0 10px 24px -10px rgba(10, 110, 253, .7); }
.btn-primary:hover { background: var(--blue-hover); }

.btn-ghost { color: #fff; border-color: rgba(255, 255, 255, .28); }
.btn-ghost:hover { background: rgba(255, 255, 255, .08); border-color: rgba(255, 255, 255, .45); }

.btn-sm { padding: 11px 18px; font-size: .9375rem; }
.btn-block { width: 100%; justify-content: center; }

/* --------------------------------------------------------------------------
   Header
   -------------------------------------------------------------------------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(12, 23, 56, .92);
  -webkit-backdrop-filter: saturate(160%) blur(12px);
  backdrop-filter: saturate(160%) blur(12px);
  border-bottom: 1px solid rgba(255, 255, 255, .06);
  transition: box-shadow .2s;
}
.site-header.is-scrolled { box-shadow: 0 10px 30px -14px rgba(0, 0, 0, .6); }

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  height: var(--header-h);
}

.brand { display: inline-flex; align-items: center; }
.brand-logo { width: auto; height: 20px; }

.site-nav { display: flex; align-items: center; gap: 36px; }
.site-nav ul { display: flex; gap: 30px; margin: 0; padding: 0; list-style: none; }
.site-nav ul a { color: rgba(255, 255, 255, .78); font-size: .9375rem; font-weight: 500; }
.site-nav ul a:hover { color: #fff; text-decoration: none; }

.nav-toggle {
  display: none;
  place-items: center;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 1px solid rgba(255, 255, 255, .18);
  border-radius: 10px;
  background: transparent;
  color: #fff;
  cursor: pointer;
}
.nav-toggle .icon-close { display: none; }
.nav-toggle[aria-expanded="true"] .icon-open { display: none; }
.nav-toggle[aria-expanded="true"] .icon-close { display: block; }

/* --------------------------------------------------------------------------
   Hero
   -------------------------------------------------------------------------- */

.hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: 88px 0 112px;
  background: var(--navy-950);
  color: var(--on-dark);
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -2;
  background:
    radial-gradient(55% 65% at 85% 15%, rgba(10, 110, 253, .38), transparent 62%),
    radial-gradient(50% 60% at 5% 100%, rgba(60, 91, 218, .35), transparent 60%),
    linear-gradient(180deg, var(--navy-950) 0%, var(--navy-900) 100%);
}
.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(rgba(255, 255, 255, .04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, .04) 1px, transparent 1px);
  background-size: 56px 56px;
  -webkit-mask-image: radial-gradient(ellipse at 75% 30%, #000 10%, transparent 65%);
  mask-image: radial-gradient(ellipse at 75% 30%, #000 10%, transparent 65%);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr .8fr;
  gap: 64px;
  align-items: center;
}

.hero .eyebrow { color: var(--on-dark-accent); }
.hero h1 {
  margin: 22px 0 24px;
  color: #fff;
  font-size: clamp(2.5rem, 4.4vw, 3.4rem);
  line-height: 1.05;
}
.hero h1 em { font-style: italic; color: var(--on-dark-accent); }
.hero-lead { max-width: 32em; font-size: 1.1875rem; color: var(--on-dark); }

.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 36px; }

.hero-assurances {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
  margin: 34px 0 0;
  padding: 0;
  list-style: none;
  font-size: .9375rem;
  color: var(--on-dark-muted);
}
.hero-assurances li { display: flex; align-items: center; gap: 8px; }
.hero-assurances .icon { width: 18px; height: 18px; stroke-width: 2.25; color: var(--blue-400); }

/* Hero illustration: stylized report card */
.hero-visual { position: relative; }
.hero-visual::before {
  content: "";
  position: absolute;
  inset: 26px -20px -20px 26px;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, var(--blue-600), var(--blue-700));
  opacity: .45;
}

.report {
  position: relative;
  padding: 28px;
  border-radius: var(--radius-lg);
  background: #fff;
  box-shadow: var(--shadow-lg);
  color: var(--text);
}
.report-head {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--line);
}
.report-kicker {
  font-size: .75rem;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  white-space: nowrap;
  color: var(--muted);
}
.report-title { margin-top: 4px; font-family: var(--font-serif); font-size: 1.6rem; line-height: 1.2; color: var(--ink); }

.pill {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 6px 11px;
  border-radius: 999px;
  background: var(--tint);
  color: var(--blue-700);
  font-size: .75rem;
  font-weight: 600;
  white-space: nowrap;
}
.pill::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--blue); }

.report-list { display: grid; gap: 13px; margin: 20px 0; padding: 0; list-style: none; }
.report-list li { display: flex; align-items: center; gap: 12px; font-size: .9375rem; font-weight: 500; color: var(--ink); }

.tick {
  display: grid;
  place-items: center;
  width: 24px;
  height: 24px;
  flex: none;
  border-radius: 50%;
  background: var(--tint);
  color: var(--blue);
}
.tick .icon { width: 14px; height: 14px; stroke-width: 2.75; }

.report-statements {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
}
.stmt { padding: 14px 12px 12px; border-radius: 12px; background: var(--bg-soft); }
.stmt-name { font-size: .75rem; font-weight: 600; color: var(--muted); }
.bars { display: flex; align-items: flex-end; gap: 4px; height: 44px; margin-top: 10px; }
.bars span {
  flex: 1;
  height: var(--h);
  border-radius: 3px 3px 0 0;
  background: linear-gradient(180deg, var(--blue-400), var(--blue-700));
}

.chip {
  position: absolute;
  left: -28px;
  bottom: -24px;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 13px 18px;
  border: 1px solid rgba(255, 255, 255, .12);
  border-radius: 14px;
  background: var(--navy);
  box-shadow: var(--shadow-lg);
  color: #fff;
  font-size: .875rem;
  font-weight: 500;
}
.chip .icon { width: 18px; height: 18px; color: var(--on-dark-accent); }

/* --------------------------------------------------------------------------
   Sections
   -------------------------------------------------------------------------- */

.section { padding: 104px 0; }
.section-soft { background: var(--bg-soft); }

.section h2 { margin-top: 16px; font-size: clamp(2rem, 3.6vw, 2.75rem); }

.section-head { max-width: 720px; margin-bottom: 48px; }
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }

.icon-badge {
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  flex: none;
  border-radius: 12px;
  background: linear-gradient(135deg, #EDF3FF, #DDE7FF);
  color: var(--blue);
}

/* Approach */
.approach-head {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: end;
  margin-bottom: 48px;
}

.team-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.team-card {
  padding: 26px 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
}
.team-icon {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  margin-bottom: 20px;
  border-radius: 12px;
  background: var(--bg-soft);
  color: var(--navy);
}
.team-card h3 { margin-bottom: 6px; font-size: 1.0625rem; }
.team-card p { font-size: .9375rem; line-height: 1.55; color: var(--muted); }
.team-card.is-us { border-color: rgba(10, 110, 253, .35); background: linear-gradient(180deg, #F3F7FF, #fff 70%); }
.team-card.is-us .team-icon { background: linear-gradient(135deg, var(--blue-400), var(--blue-700)); color: #fff; }

/* Services */
.services-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; }

/* Subgrid keeps both cards' lists starting on the same line */
.service-card {
  display: grid;
  grid-row: span 2;
  grid-template-rows: subgrid;
  gap: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: #fff;
  box-shadow: var(--shadow-sm);
}
.service-top {
  position: relative;
  padding: 36px 36px 28px;
  border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, #F7F9FF, #fff);
}
.service-top::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--blue), var(--blue-700));
}
.service-top .icon-badge { margin-bottom: 20px; background: linear-gradient(135deg, var(--blue-400), var(--blue-700)); color: #fff; }
.service-card h3 { margin-bottom: 10px; font-family: var(--font-serif); font-size: 1.75rem; font-weight: 500; line-height: 1.15; }

.service-list { display: grid; gap: 14px; margin: 0; padding: 28px 36px 32px; list-style: none; align-content: start; }
.service-list li { display: flex; align-items: flex-start; gap: 12px; font-weight: 500; line-height: 1.45; color: var(--ink); }
.service-list .icon { width: 20px; height: 20px; margin-top: 1px; stroke-width: 2.25; color: var(--blue); }

/* Why BillTrack (dark) */
.section-dark {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background: var(--navy-950);
  color: var(--on-dark);
}
.section-dark::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(45% 60% at 100% 0%, rgba(10, 110, 253, .25), transparent 60%),
    radial-gradient(40% 55% at 0% 100%, rgba(45, 68, 164, .35), transparent 60%);
}
.section-dark h2, .section-dark h3 { color: #fff; }
.section-dark .eyebrow { color: var(--on-dark-accent); }

.values { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.value {
  padding: 30px 26px;
  border: 1px solid rgba(255, 255, 255, .09);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, .03);
}
.value .icon-badge {
  margin-bottom: 22px;
  border: 1px solid rgba(72, 125, 254, .28);
  background: rgba(72, 125, 254, .14);
  color: var(--on-dark-accent);
}
.value h3 { margin-bottom: 8px; }
.value p { font-size: .9375rem; line-height: 1.6; color: var(--on-dark-muted); }

/* Founder */
.founder {
  display: grid;
  grid-template-columns: 340px 1fr;
  gap: 88px;
  align-items: center;
}
.portrait { position: relative; isolation: isolate; }
.portrait::before {
  content: "";
  position: absolute;
  inset: 20px -20px -20px 20px;
  z-index: -1;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, var(--blue-400), var(--blue-700));
}
.portrait img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.founder-copy h2 { margin-bottom: 6px; }
.founder-title { margin-bottom: 22px; font-weight: 600; color: var(--blue); }
.founder-copy .lead { color: var(--ink); }
.founder-copy p + p { margin-top: 16px; }

.stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin: 36px 0 0;
  padding: 0;
  list-style: none;
}
.stat { display: grid; align-content: start; gap: 8px; padding-top: 16px; border-top: 2px solid var(--blue); }
.stat-num { font-family: var(--font-serif); font-size: 2.5rem; line-height: 1; color: var(--ink); }
.stat-label { font-size: .875rem; line-height: 1.45; color: var(--muted); }

/* FAQ */
.faq {
  display: grid;
  grid-template-columns: .7fr 1.3fr;
  gap: 64px;
  align-items: start;
}
.faq-list { display: grid; gap: 12px; }
.faq-item {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  transition: border-color .15s, box-shadow .15s;
}
.faq-item[open] { border-color: rgba(10, 110, 253, .3); box-shadow: var(--shadow-sm); }
.faq-item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 20px 24px;
  font-size: 1.03rem;
  font-weight: 600;
  line-height: 1.4;
  color: var(--ink);
  cursor: pointer;
  list-style: none;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary .icon { width: 20px; height: 20px; stroke-width: 2; color: var(--blue); transition: transform .2s; }
.faq-item[open] summary .icon { transform: rotate(45deg); }
.faq-item .answer { padding: 0 24px 22px; }

/* Contact */
.contact-card {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: start;
  overflow: hidden;
  padding: 64px;
  border-radius: 28px;
  background:
    radial-gradient(70% 90% at 0% 0%, rgba(72, 125, 254, .45), transparent 60%),
    linear-gradient(135deg, var(--blue-700), var(--navy-900));
  color: #D6DEF7;
}
.contact-card .eyebrow { color: #B9CCFF; }
.contact-card h2 { margin-bottom: 18px; color: #fff; }
.contact-copy a { color: #fff; font-weight: 600; }

.next-steps { display: grid; gap: 14px; margin: 32px 0 0; padding: 0; list-style: none; }
.next-steps li { display: flex; align-items: flex-start; gap: 14px; font-size: .96875rem; line-height: 1.55; }
.next-steps span {
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  flex: none;
  border: 1px solid rgba(255, 255, 255, .3);
  border-radius: 50%;
  font-size: .8125rem;
  font-weight: 600;
  color: #fff;
}
.contact-note {
  margin-top: 28px;
  padding-top: 22px;
  border-top: 1px solid rgba(255, 255, 255, .16);
  font-size: .9375rem;
  color: #B9C4E6;
}

.contact-form {
  padding: 32px;
  border-radius: var(--radius-lg);
  background: #fff;
  box-shadow: var(--shadow-lg);
  color: var(--text);
}
.field { display: grid; gap: 6px; margin: 0 0 16px; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; align-items: end; }
.field label, .field legend { padding: 0; font-size: .875rem; font-weight: 600; color: var(--ink); }
.optional { font-weight: 400; color: var(--muted); }

.field input,
.field textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--field);
  border-radius: 10px;
  background: #fff;
  color: var(--ink);
  font: inherit;
  font-size: 1rem;
  line-height: 1.4;
  transition: border-color .15s, box-shadow .15s;
}
.field textarea { resize: vertical; min-height: 88px; }
.field input:focus,
.field textarea:focus { outline: none; border-color: var(--blue); box-shadow: 0 0 0 3px rgba(10, 110, 253, .18); }
.field ::placeholder { color: #98A2BD; }

.choice { padding: 0; border: 0; min-width: 0; }
.choice legend { margin-bottom: 6px; }
.choice-options { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.choice-options label {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  border: 1px solid var(--field);
  border-radius: 10px;
  font-size: .9375rem;
  font-weight: 500;
  line-height: 1.3;
  cursor: pointer;
  transition: border-color .15s, background .15s;
}
.choice-options input { width: 16px; height: 16px; margin: 0; flex: none; accent-color: var(--blue); }
.choice-options label:has(input:checked) { border-color: var(--blue); background: #F3F7FF; }

.hp { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }

.contact-form .btn { margin-top: 8px; }
.form-status { margin-top: 12px; font-size: .9375rem; font-weight: 500; color: var(--blue-700); }
.form-status:empty { display: none; }
.form-status.is-error { color: #B42318; }
.form-privacy {
  display: flex;
  gap: 8px;
  margin-top: 16px;
  font-size: .8125rem;
  line-height: 1.5;
  color: var(--muted);
}
.form-privacy .icon { width: 16px; height: 16px; margin-top: 1px; }

.form-done { padding: 24px 0; text-align: center; }
.form-done h3 { margin-bottom: 8px; font-family: var(--font-serif); font-size: 1.6rem; font-weight: 500; }

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */

.site-footer { padding: 64px 0 36px; background: var(--navy-950); color: var(--on-dark-muted); font-size: .9375rem; }
.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255, 255, 255, .08);
}
.footer-tagline { margin-top: 16px; font-family: var(--font-serif); font-size: 1.25rem; font-style: italic; color: #fff; }
.site-footer ul { display: grid; gap: 10px; margin: 0; padding: 0; list-style: none; }
.site-footer a { color: var(--on-dark); }
.site-footer a:hover { color: #fff; }
.footer-bottom { display: grid; gap: 10px; padding-top: 28px; font-size: .8125rem; }
.disclaimer { max-width: 86ch; color: #7E8BB5; }

/* --------------------------------------------------------------------------
   Scroll reveal (only when JS is running)
   -------------------------------------------------------------------------- */

.js .reveal { opacity: 0; transform: translateY(18px); transition: opacity .7s ease, transform .7s ease; }
.js .reveal.is-visible { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .js .reveal { opacity: 1; transform: none; transition: none; }
  .btn, .faq-item summary .icon { transition: none; }
}

/* --------------------------------------------------------------------------
   Responsive
   -------------------------------------------------------------------------- */

@media (max-width: 1024px) {
  .hero-grid { grid-template-columns: 1fr; gap: 64px; }
  .hero-visual { max-width: 540px; margin-left: 28px; }
  .team-grid, .values { grid-template-columns: repeat(2, 1fr); }
  .founder { grid-template-columns: 280px 1fr; gap: 64px; }
  .contact-card { padding: 52px 44px; gap: 44px; }
}

@media (max-width: 900px) {
  .nav-toggle { display: inline-grid; }
  .site-nav {
    position: absolute;
    top: var(--header-h);
    left: 0;
    right: 0;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 8px;
    padding: 8px 24px 24px;
    border-bottom: 1px solid rgba(255, 255, 255, .08);
    background: var(--navy-950);
    box-shadow: 0 24px 40px -20px rgba(0, 0, 0, .6);
  }
  .site-nav.is-open { display: flex; }
  .site-nav ul { flex-direction: column; gap: 0; }
  .site-nav ul a { display: block; padding: 14px 2px; border-bottom: 1px solid rgba(255, 255, 255, .08); font-size: 1.0625rem; }
  .site-nav .btn { justify-content: center; margin-top: 12px; padding: 15px 22px; }
}

@media (max-width: 860px) {
  .approach-head, .services-grid, .faq, .founder, .contact-card { grid-template-columns: 1fr; }
  .approach-head { gap: 20px; }
  .faq { gap: 32px; }
  .portrait { max-width: 300px; }
}

@media (max-width: 600px) {
  body { font-size: 16px; }
  .container { padding: 0 16px; }
  .site-nav { padding: 8px 16px 20px; }
  .section { padding: 76px 0; }
  .lead, .hero-lead { font-size: 1.0625rem; }
  .brand-logo { height: 17px; }

  .hero { padding: 56px 0 96px; }
  .hero h1 { font-size: 2.3rem; }
  .hero-actions .btn { width: 100%; justify-content: center; }
  .hero-visual { margin-left: 0; margin-right: 12px; }
  .hero-visual::before { inset: 18px -12px -14px 18px; }
  .report { padding: 20px; }
  .report-head { flex-direction: column; gap: 12px; }
  .report-title { font-size: 1.35rem; }
  .report-statements { gap: 8px; }
  .stmt { padding: 12px 10px 10px; }
  .chip { left: 12px; bottom: -26px; font-size: .8125rem; }

  .team-grid, .values { grid-template-columns: 1fr; }
  .team-card, .value { padding: 24px 22px; }

  .service-top { padding: 30px 22px 24px; }
  .service-list { padding: 24px 22px 26px; }
  .service-card h3 { font-size: 1.55rem; }

  .portrait { max-width: 260px; }
  .stats { gap: 12px; }
  .stat-num { font-size: 2rem; }
  .stat-label { font-size: .8125rem; }

  .faq-item summary { padding: 18px; font-size: 1rem; }
  .faq-item .answer { padding: 0 18px 20px; }

  .contact-card { padding: 40px 18px 18px; border-radius: 22px; }
  .contact-copy { padding: 0 4px; }
  .contact-form { padding: 24px 18px; }
  .field-row, .choice-options { grid-template-columns: 1fr; gap: 0; }
  .choice-options { gap: 10px; }

  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
}