/* Impact Intelligence, LLC — production stylesheet.
   Tokens and structure follow the "Industry" design system handoff (see /design). */

@font-face {
  font-family: "Barlow";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("assets/fonts/barlow-400.woff2") format("woff2");
}
@font-face {
  font-family: "Barlow";
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url("assets/fonts/barlow-500.woff2") format("woff2");
}
@font-face {
  font-family: "Barlow";
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url("assets/fonts/barlow-600.woff2") format("woff2");
}
@font-face {
  font-family: "Barlow Condensed";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("assets/fonts/barlow-condensed-400.woff2") format("woff2");
}
@font-face {
  font-family: "Barlow Condensed";
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url("assets/fonts/barlow-condensed-500.woff2") format("woff2");
}
@font-face {
  font-family: "Barlow Condensed";
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url("assets/fonts/barlow-condensed-600.woff2") format("woff2");
}
@font-face {
  font-family: "Barlow Condensed";
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url("assets/fonts/barlow-condensed-700.woff2") format("woff2");
}

:root {
  --color-ground: #f2f2f3;
  --color-ink: #1d1f20;
  --color-ink-800: #2b2b2d;
  --color-ink-700: #424244;
  --color-neutral-600: #7a7a7d;

  --color-accent: #5980a6;
  --color-accent-600: #416180;
  --color-accent-800: #2c455d;
  --color-accent-900: #1d2d3d;
  --color-accent-400: #94bce3;

  --color-divider: rgba(29, 31, 32, 0.16);
  --color-grid-line: rgba(29, 31, 32, 0.055);
  --color-reg-mark: rgba(29, 31, 32, 0.55);

  --color-arc-strong: rgba(89, 128, 166, 0.4);
  --color-arc-faint: rgba(89, 128, 166, 0.22);
  --color-ring-strong: rgba(89, 128, 166, 0.5);
  --color-ring-faint: rgba(89, 128, 166, 0.32);
  --color-selection: rgba(89, 128, 166, 0.3);

  --color-on-dark-body: rgba(242, 242, 243, 0.86);
  --color-on-dark-muted: rgba(242, 242, 243, 0.6);
  --color-on-dark-rule: rgba(242, 242, 243, 0.14);

  --font-body: "Barlow", system-ui, sans-serif;
  --font-heading: "Barlow Condensed", system-ui, sans-serif;

  --container: 1180px;
  --pad-x: clamp(22px, 5vw, 64px);
  --pad-y: clamp(52px, 8vw, 104px);
}

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

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

body {
  margin: 0;
  min-width: 320px;
  overflow-x: hidden;
  background: var(--color-ground);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--color-accent-600); text-underline-offset: 3px; }
a:hover { color: var(--color-accent-800); }

:focus { outline: none; }
:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 3px; }
::selection { background: var(--color-selection); }

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: var(--pad-y) var(--pad-x);
}

.section-label {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: clamp(13px, 1.5vw, 15px);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin: 0;
  color: var(--color-accent-600);
}

/* ── Hero ─────────────────────────────────────────────────────────── */

.hero {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--color-divider);
}

.hero-grid {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(to right, var(--color-grid-line) 1px, transparent 1px),
    linear-gradient(to bottom, var(--color-grid-line) 1px, transparent 1px);
  background-size: 68px 68px;
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.9), transparent 92%);
  -webkit-mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.9), transparent 92%);
}

.hero-arc-outer,
.hero-arc-inner {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
}
.hero-arc-outer {
  top: -34vw; right: -20vw;
  width: 74vw; height: 74vw;
  max-width: 1000px; max-height: 1000px;
  border: 1px solid var(--color-arc-strong);
}
.hero-arc-inner {
  top: -22vw; right: -8vw;
  width: 50vw; height: 50vw;
  max-width: 680px; max-height: 680px;
  border: 1px solid var(--color-arc-faint);
}

.hero .container {
  position: relative;
  padding-top: clamp(46px, 9vw, 120px);
  padding-bottom: clamp(52px, 8vw, 104px);
}

.wordmark {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: clamp(40px, 8vw, 96px);
}
.wordmark-mark {
  width: 11px;
  height: 11px;
  border: 1px solid var(--color-accent);
  display: block;
  flex: none;
}
.wordmark-text {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 15px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}

.hero-eyebrow {
  font-family: var(--font-heading);
  font-weight: 500;
  font-size: clamp(12px, 1.4vw, 14px);
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: var(--color-accent-600);
  margin: 0 0 clamp(16px, 2.5vw, 26px);
}

.hero h1 {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: clamp(52px, 12vw, 148px);
  line-height: 0.94;
  letter-spacing: -0.02em;
  margin: 0 0 clamp(22px, 3vw, 34px);
  max-width: 15ch;
}

.hero-subhead {
  font-size: clamp(19px, 2.3vw, 26px);
  line-height: 1.42;
  max-width: 42ch;
  margin: 0 0 clamp(30px, 4.5vw, 46px);
  color: var(--color-ink-800);
  text-wrap: pretty;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: center;
}

.btn {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 16px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-decoration: none;
  padding: 15px 30px;
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  border: 1px solid transparent;
  transition: background-color 140ms ease, border-color 140ms ease, color 140ms ease;
}

.btn-primary {
  background: var(--color-accent);
  color: var(--color-ground);
  border-color: var(--color-accent);
}
.btn-primary:hover {
  background: var(--color-accent-600);
  border-color: var(--color-accent-600);
  color: var(--color-ground);
}

.btn-secondary {
  color: var(--color-ink);
  border-color: var(--color-divider);
}
.btn-secondary:hover {
  border-color: var(--color-accent);
  color: var(--color-accent-600);
}

/* ── The Practice / About shared two-column layout ──────────────────── */

.split-section {
  border-bottom: 1px solid var(--color-divider);
}
.split-section .container {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(28px, 5vw, 72px);
  align-items: flex-start;
}
.split-label {
  flex: 1 1 180px;
  max-width: 280px;
}
.split-content {
  flex: 3 1 400px;
  min-width: 0;
}

.lead {
  font-size: clamp(20px, 2.2vw, 27px);
  line-height: 1.45;
  margin: 0 0 22px;
  text-wrap: pretty;
}
.body-copy {
  margin: 0 0 16px;
  color: var(--color-ink-700);
  max-width: 62ch;
  text-wrap: pretty;
}
.body-copy:last-child { margin-bottom: 0; }

/* ── Services ─────────────────────────────────────────────────────── */

.services { border-bottom: 1px solid var(--color-divider); }

.services-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: clamp(28px, 4vw, 48px);
}
.services-meta {
  font-family: var(--font-heading);
  font-size: 13px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-neutral-600);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: clamp(14px, 2vw, 22px);
}

.service-card {
  position: relative;
  border: 1px solid var(--color-divider);
  padding: clamp(26px, 3.4vw, 40px) clamp(22px, 2.6vw, 32px);
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.service-number {
  font-family: var(--font-heading);
  font-size: 13px;
  letter-spacing: 0.2em;
  color: var(--color-accent);
}
.service-card h3 {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: clamp(26px, 2.6vw, 33px);
  line-height: 1.06;
  margin: 0;
}
.service-card p {
  margin: 0;
  color: var(--color-ink-700);
  text-wrap: pretty;
}

.reg-mark {
  position: absolute;
  font: 400 15px/1 var(--font-heading);
  color: var(--color-reg-mark);
}
.reg-mark.tl { top: -7px; left: -7px; }
.reg-mark.tr { top: -7px; right: -6px; }
.reg-mark.bl { bottom: -8px; left: -7px; }
.reg-mark.br { bottom: -8px; right: -6px; }

/* ── About figure ─────────────────────────────────────────────────── */

.about-figure {
  position: relative;
  width: 100%;
  max-width: 260px;
  aspect-ratio: 1;
  border: 1px solid var(--color-divider);
}
.about-figure .ring {
  position: absolute;
  border-radius: 50%;
}
.about-figure .ring-outer { inset: 18%; border: 1px solid var(--color-ring-strong); }
.about-figure .ring-inner { inset: 34%; border: 1px solid var(--color-ring-faint); }
.about-figure .line-h {
  position: absolute; left: 0; right: 0; top: 50%; height: 1px;
  background: var(--color-divider);
}
.about-figure .line-v {
  position: absolute; top: 0; bottom: 0; left: 50%; width: 1px;
  background: var(--color-divider);
}
.split-label .section-label { margin-bottom: 20px; }

/* ── Contact ──────────────────────────────────────────────────────── */

.contact {
  background: var(--color-accent-900);
  color: var(--color-ground);
}
.contact .container { padding: clamp(56px, 9vw, 116px) var(--pad-x); }
.contact .section-label {
  color: var(--color-accent-400);
  margin-bottom: clamp(24px, 4vw, 40px);
}
.contact p {
  font-size: clamp(19px, 2.1vw, 25px);
  line-height: 1.45;
  max-width: 46ch;
  margin: 0 0 clamp(28px, 4vw, 40px);
  color: var(--color-on-dark-body);
  text-wrap: pretty;
}
.contact-email {
  display: inline-block;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: clamp(28px, 5vw, 56px);
  line-height: 1.1;
  letter-spacing: -0.01em;
  color: var(--color-ground);
  text-decoration: none;
  border-bottom: 1px solid rgba(148, 188, 227, 0.5);
  padding-bottom: 6px;
  word-break: break-word;
  transition: color 140ms ease, border-color 140ms ease;
}
.contact-email:hover {
  color: var(--color-accent-400);
  border-color: var(--color-accent-400);
}
.contact :focus-visible { outline-color: var(--color-accent-400); }

/* ── Footer ───────────────────────────────────────────────────────── */

.site-footer {
  background: var(--color-accent-900);
  color: var(--color-on-dark-muted);
  border-top: 1px solid var(--color-on-dark-rule);
}
.site-footer .container {
  padding: 26px var(--pad-x);
  display: flex;
  flex-wrap: wrap;
  gap: 12px 28px;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-heading);
  font-size: 14px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}