/* =====================================================
   Unbuzz Consulting — Main Stylesheet
   Brand: Montserrat · Navy #445a79 · Steel #8fa4c1 · Mist #dce2eb
   ===================================================== */

/* ---------- Fonts ---------- */
@font-face {
  font-family: "Montserrat";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("../fonts/Montserrat-Regular.woff2") format("woff2");
}
@font-face {
  font-family: "Montserrat";
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url("../fonts/Montserrat-Medium.woff2") format("woff2");
}
@font-face {
  font-family: "Montserrat";
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url("../fonts/Montserrat-SemiBold.woff2") format("woff2");
}
@font-face {
  font-family: "Montserrat";
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url("../fonts/Montserrat-Bold.woff2") format("woff2");
}
@font-face {
  font-family: "Montserrat";
  font-style: normal;
  font-weight: 800;
  font-display: swap;
  src: url("../fonts/Montserrat-ExtraBold.woff2") format("woff2");
}
@font-face {
  font-family: "Montserrat";
  font-style: normal;
  font-weight: 900;
  font-display: swap;
  src: url("../fonts/Montserrat-Black.woff2") format("woff2");
}

/* ---------- Design Tokens ---------- */
:root {
  --unb-bg:     #f1f1f1;
  --unb-white:  #ffffff;
  --unb-ink:    #111111;
  --unb-navy:   #445a79;
  --unb-steel:  #8fa4c1;
  --unb-mist:   #dce2eb;

  --fg-1: #111111;
  --fg-2: #3a3a3a;
  --fg-3: #6b6b6b;
  --fg-4: #a0a0a0;

  --border-1: #e2e2e2;
  --border-2: #cfcfcf;

  --font-sans: "Montserrat", ui-sans-serif, system-ui, -apple-system, sans-serif;

  --shadow-xs: 0 1px 2px rgba(17,17,17,0.04);
  --shadow-sm: 0 2px 6px rgba(17,17,17,0.06);
  --shadow-md: 0 8px 24px rgba(17,17,17,0.08);
  --shadow-lg: 0 24px 48px rgba(17,17,17,0.10);

  --r-sm: 4px;
  --r-md: 8px;
  --r-lg: 12px;

  --ease-std: cubic-bezier(0.22, 1, 0.36, 1);
  --dur-fast: 140ms;
  --dur-base: 220ms;

  --max-w: 1240px;
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; }
body {
  font-family: var(--font-sans);
  background: var(--unb-bg);
  color: var(--fg-1);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  line-height: 1.5;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }

/* ---------- Eyebrow ---------- */
.eyebrow {
  display: block;
  font-weight: 700;
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--unb-navy);
  margin-bottom: 1rem;
}
.eyebrow--light { color: var(--unb-mist); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 0.875rem;
  letter-spacing: 0.03em;
  padding: 14px 24px;
  border-radius: var(--r-md);
  border: none;
  cursor: pointer;
  line-height: 1;
  text-decoration: none;
  transition:
    background var(--dur-fast) var(--ease-std),
    color var(--dur-fast) var(--ease-std),
    transform var(--dur-fast) var(--ease-std),
    box-shadow var(--dur-fast) var(--ease-std);
}
.btn:active { transform: scale(0.98); }
.btn--primary {
  background: var(--unb-navy);
  color: #fff;
}
.btn--primary:hover { background: #37486a; }
.btn--outline {
  background: transparent;
  color: var(--fg-1);
  border: 1.5px solid var(--fg-1);
  padding: 12.5px 22px;
}
.btn--outline:hover {
  background: var(--unb-mist);
  border-color: var(--unb-navy);
  color: var(--unb-navy);
}
.btn--ghost {
  background: transparent;
  color: var(--unb-navy);
  padding: 14px 6px;
  font-weight: 700;
}
.btn--ghost:hover { color: var(--fg-1); }
.btn--lg { padding: 18px 32px; font-size: 0.9375rem; }
.btn--white {
  background: #fff;
  color: var(--unb-navy);
}
.btn--white:hover { background: var(--unb-mist); }

/* ---------- Header / Nav ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(241, 241, 241, 0.95);
  border-bottom: 1px solid var(--border-1);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.site-header__inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}
.site-header__brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}
.site-header__brand img { height: 80px; width: auto; mix-blend-mode: multiply; }
.site-header__brand-name {
  font-weight: 900;
  font-size: 1rem;
  letter-spacing: 0.06em;
  color: var(--fg-1);
  text-transform: uppercase;
}
.site-header__nav {
  display: flex;
  align-items: center;
  gap: 36px;
}
.site-header__nav a {
  font-weight: 600;
  font-size: 0.8125rem;
  letter-spacing: 0.03em;
  color: var(--fg-1);
  transition: color var(--dur-fast) var(--ease-std);
}
.site-header__nav a:hover,
.site-header__nav a.active { color: var(--unb-navy); }
.site-header__cta { margin-left: 20px; }

/* Mobile nav toggle */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}
.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--fg-1);
  border-radius: 2px;
  transition: transform var(--dur-base) var(--ease-std), opacity var(--dur-fast) var(--ease-std);
}

/* ---------- Hero ---------- */
.hero {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 100px 48px 96px;
}
.hero--split {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 64px;
  align-items: center;
}
.hero__title {
  font-weight: 900;
  font-size: clamp(2.5rem, 6vw, 5rem);
  line-height: 1.02;
  letter-spacing: -0.025em;
  color: var(--fg-1);
  text-wrap: balance;
  margin-bottom: 28px;
}
.hero__title .accent { color: var(--unb-navy); }
.hero__sub {
  font-size: 1.125rem;
  color: var(--fg-2);
  font-weight: 400;
  max-width: 580px;
  line-height: 1.6;
  margin-bottom: 40px;
}
.hero__ctas {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  align-items: center;
}
.hero__portrait {
  border-radius: var(--r-lg);
  overflow: hidden;
  aspect-ratio: 3/4;
  background: var(--unb-mist);
  position: relative;
}
.hero__portrait img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
}
.hero__portrait-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-end;
  padding: 24px;
  background: linear-gradient(160deg, var(--unb-mist) 0%, #c8d4e3 100%);
}
.hero__portrait-placeholder span {
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--unb-navy);
  background: rgba(255,255,255,0.85);
  padding: 6px 10px;
  border-radius: var(--r-sm);
}

/* ---------- Section base ---------- */
.section {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 96px 48px;
}
.section--soft {
  background: var(--unb-mist);
  max-width: none;
  padding: 96px 0;
}
.section--soft .section__inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 48px;
}
.section--dark {
  background: var(--unb-navy);
  max-width: none;
  padding: 96px 0;
  color: #fff;
}
.section--dark .section__inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 48px;
}
.section--ink {
  background: var(--unb-ink);
  max-width: none;
  padding: 96px 0;
  color: #fff;
}
.section--ink .section__inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 48px;
}
.section__title {
  font-weight: 800;
  font-size: clamp(1.75rem, 3.5vw, 2.75rem);
  letter-spacing: -0.015em;
  line-height: 1.1;
  color: var(--fg-1);
  margin-bottom: 20px;
  text-wrap: balance;
}
.section__title--light { color: #fff; }
.section__lead {
  font-size: 1.0625rem;
  color: var(--fg-2);
  max-width: 680px;
  line-height: 1.65;
  margin-bottom: 56px;
}
.section__lead--light { color: rgba(255,255,255,0.8); }

/* ---------- Cards ---------- */
.card {
  background: var(--unb-white);
  border-radius: var(--r-lg);
  padding: 32px;
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--dur-base) var(--ease-std), transform var(--dur-base) var(--ease-std);
}
.card:hover { box-shadow: var(--shadow-md); }
.card--mist { background: var(--unb-mist); box-shadow: none; }
.card--mist:hover { box-shadow: none; }
.card--border {
  background: var(--unb-white);
  border: 1px solid var(--border-1);
  box-shadow: none;
}
.card--border:hover { border-color: var(--unb-navy); }

.card__icon {
  width: 48px;
  height: 48px;
  background: var(--unb-mist);
  border-radius: var(--r-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  color: var(--unb-navy);
}
.card__icon svg { width: 22px; height: 22px; stroke: currentColor; fill: none; stroke-width: 1.5; stroke-linecap: round; stroke-linejoin: round; }
.card__num {
  font-weight: 900;
  font-size: 3rem;
  line-height: 1;
  color: var(--unb-navy);
  margin-bottom: 12px;
  letter-spacing: -0.03em;
}
.card__title {
  font-weight: 800;
  font-size: 1.25rem;
  color: var(--fg-1);
  margin-bottom: 12px;
  letter-spacing: -0.01em;
  line-height: 1.2;
}
.card__body {
  font-size: 0.9375rem;
  color: var(--fg-2);
  line-height: 1.65;
}
.card__link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 20px;
  font-weight: 700;
  font-size: 0.8125rem;
  letter-spacing: 0.03em;
  color: var(--unb-navy);
  text-decoration: none;
  transition: gap var(--dur-fast) var(--ease-std), color var(--dur-fast) var(--ease-std);
}
.card__link:hover { gap: 10px; color: var(--fg-1); }
.card__label {
  display: inline-block;
  font-weight: 700;
  font-size: 0.6875rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--unb-navy);
  background: var(--unb-mist);
  padding: 4px 10px;
  border-radius: var(--r-sm);
  margin-bottom: 16px;
}

/* ---------- Grid layouts ---------- */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.grid-2-3 {
  display: grid;
  grid-template-columns: 2fr 3fr;
  gap: 64px;
  align-items: start;
}

/* ---------- Pull quote ---------- */
.pull-quote {
  border-left: 3px solid var(--unb-navy);
  padding: 8px 0 8px 32px;
  margin: 0;
}
.pull-quote__text {
  font-weight: 700;
  font-size: clamp(1.25rem, 2.5vw, 1.75rem);
  line-height: 1.3;
  color: var(--fg-1);
  letter-spacing: -0.01em;
  text-wrap: balance;
}
.pull-quote__author {
  margin-top: 16px;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--unb-navy);
  letter-spacing: 0.04em;
}
.pull-quote--light .pull-quote__text { color: #fff; }
.pull-quote--light .pull-quote__author { color: var(--unb-mist); }
.pull-quote--light { border-color: var(--unb-steel); }

/* ---------- Clients logo strip ---------- */
.clients {
  border-top: 1px solid var(--border-1);
  border-bottom: 1px solid var(--border-1);
  padding: 64px 48px;
  overflow: hidden;
}
.clients__label {
  max-width: var(--max-w);
  margin: 0 auto 32px;
}
.clients__track-wrap {
  max-width: var(--max-w);
  margin: 0 auto;
  mask-image: linear-gradient(to right, transparent 0, #000 80px, #000 calc(100% - 80px), transparent 100%);
  -webkit-mask-image: linear-gradient(to right, transparent 0, #000 80px, #000 calc(100% - 80px), transparent 100%);
  overflow: hidden;
}
.clients__track {
  display: flex;
  gap: 48px;
  animation: slide-clients 38s linear infinite;
  width: max-content;
}
.clients__track:hover { animation-play-state: paused; }
.clients__logo {
  flex: 0 0 auto;
  height: 56px;
  min-width: 140px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 20px;
  font-weight: 700;
  font-size: 0.8125rem;
  letter-spacing: 0.1em;
  color: #9aa3ad;
  background: var(--unb-white);
  border: 1px solid var(--border-1);
  border-radius: var(--r-sm);
  text-transform: uppercase;
  white-space: nowrap;
}
.clients__logo--img {
  padding: 10px 20px;
  min-width: 160px;
}
.clients__logo--img img {
  height: 32px;
  width: auto;
  max-width: 140px;
  object-fit: contain;
  filter: grayscale(100%) opacity(0.55);
  transition: filter var(--dur-base) var(--ease-std);
}
.clients__track:hover .clients__logo--img img {
  filter: grayscale(100%) opacity(0.8);
}
@keyframes slide-clients {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* ---------- CTA Banner ---------- */
.cta-banner {
  background: var(--unb-navy);
  padding: 96px 48px;
  text-align: center;
}
.cta-banner__inner {
  max-width: 760px;
  margin: 0 auto;
}
.cta-banner__title {
  font-weight: 900;
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: #fff;
  margin-bottom: 20px;
  text-wrap: balance;
}
.cta-banner__text {
  font-size: 1.0625rem;
  color: rgba(255,255,255,0.75);
  line-height: 1.65;
  margin-bottom: 36px;
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
}
.cta-banner__ctas { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* ---------- Process steps ---------- */
.steps {
  display: flex;
  flex-direction: column;
  gap: 0;
}
.step {
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 24px;
  padding: 28px 0;
  border-bottom: 1px solid var(--border-1);
}
.step:last-child { border-bottom: none; }
.step__num {
  font-weight: 900;
  font-size: 2rem;
  color: var(--unb-navy);
  line-height: 1;
  letter-spacing: -0.02em;
}
.step__title {
  font-weight: 800;
  font-size: 1.0625rem;
  color: var(--fg-1);
  margin-bottom: 6px;
  letter-spacing: -0.01em;
}
.step__body {
  font-size: 0.9375rem;
  color: var(--fg-2);
  line-height: 1.65;
}

/* ---------- Differentiator list ---------- */
.diff-list {
  display: flex;
  flex-direction: column;
  gap: 32px;
}
.diff-item {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.diff-item__bar {
  background: var(--unb-navy);
  border-radius: 2px;
}
.diff-item__title {
  font-weight: 800;
  font-size: 1rem;
  color: var(--fg-1);
  margin-bottom: 8px;
  letter-spacing: -0.01em;
}
.diff-item__body {
  font-size: 0.9375rem;
  color: var(--fg-2);
  line-height: 1.65;
}

/* ---------- Format block ---------- */
.format-block {
  background: var(--unb-white);
  border-radius: var(--r-lg);
  padding: 48px;
  box-shadow: var(--shadow-sm);
  margin-bottom: 24px;
}
.format-block__header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 24px;
}
.format-block__meta {
  font-weight: 700;
  font-size: 0.6875rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--unb-steel);
  margin-bottom: 10px;
}
.format-block__title {
  font-weight: 800;
  font-size: 1.5rem;
  color: var(--fg-1);
  letter-spacing: -0.01em;
  line-height: 1.15;
  margin-bottom: 8px;
  text-wrap: balance;
}
.format-block__for {
  font-size: 0.875rem;
  color: var(--unb-navy);
  font-weight: 600;
}
.format-block__body {
  font-size: 0.9375rem;
  color: var(--fg-2);
  line-height: 1.7;
  margin-bottom: 24px;
}
.format-block__list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 28px;
}
.format-block__list li {
  display: flex;
  gap: 10px;
  font-size: 0.9375rem;
  color: var(--fg-2);
  line-height: 1.5;
}
.format-block__list li::before {
  content: "→";
  color: var(--unb-navy);
  font-weight: 700;
  flex-shrink: 0;
  margin-top: 1px;
}
.format-block__result {
  background: var(--unb-mist);
  border-radius: var(--r-md);
  padding: 16px 20px;
  font-size: 0.875rem;
  color: var(--unb-navy);
  font-weight: 600;
  margin-bottom: 24px;
}
.format-block__result strong {
  font-weight: 800;
  display: block;
  margin-bottom: 4px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-size: 0.6875rem;
}

/* ---------- Module (KI Champions) ---------- */
.module {
  display: grid;
  grid-template-columns: 60px 1fr;
  gap: 24px;
  padding: 32px 0;
  border-bottom: 1px solid var(--border-1);
}
.module:last-child { border-bottom: none; }
.module__num {
  font-weight: 900;
  font-size: 2.5rem;
  color: var(--unb-navy);
  line-height: 1;
  letter-spacing: -0.03em;
}
.module__label {
  font-weight: 700;
  font-size: 0.6875rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--unb-steel);
  margin-bottom: 6px;
}
.module__title {
  font-weight: 800;
  font-size: 1.125rem;
  color: var(--fg-1);
  margin-bottom: 10px;
  letter-spacing: -0.01em;
}
.module__body {
  font-size: 0.9375rem;
  color: var(--fg-2);
  line-height: 1.65;
}

/* ---------- Contact form ---------- */
.contact-section {
  background: var(--unb-navy);
  padding: 96px 48px;
}
.contact-section__inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}
.contact-info__title {
  font-weight: 900;
  font-size: clamp(2rem, 4vw, 3.25rem);
  line-height: 1.0;
  letter-spacing: -0.025em;
  color: #fff;
  margin-bottom: 20px;
  text-wrap: balance;
}
.contact-info__lead {
  font-size: 1rem;
  color: rgba(255,255,255,0.75);
  line-height: 1.7;
  margin-bottom: 40px;
  max-width: 420px;
}
.contact-meta {
  display: flex;
  flex-direction: column;
  gap: 0;
}
.contact-meta__row {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 16px;
  padding: 16px 0;
  border-top: 1px solid rgba(255,255,255,0.12);
  align-items: baseline;
}
.contact-meta__label {
  font-weight: 700;
  font-size: 0.6875rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--unb-steel);
}
.contact-meta__val {
  font-size: 0.9375rem;
  color: #fff;
  font-weight: 500;
}
.contact-meta__val a {
  color: #fff;
  text-decoration: none;
}
.contact-meta__val a:hover { color: var(--unb-mist); }

.contact-form {
  background: #fff;
  border-radius: 14px;
  padding: 40px;
  box-shadow: 0 32px 80px rgba(0,0,0,0.22);
}
.form-label {
  display: block;
  font-weight: 700;
  font-size: 0.6875rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--fg-3);
  margin-bottom: 6px;
  margin-top: 20px;
}
.form-label:first-of-type { margin-top: 0; }
.form-input {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--border-2);
  background: #fff;
  border-radius: var(--r-md);
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  color: var(--fg-1);
  transition: border-color var(--dur-fast) var(--ease-std), outline var(--dur-fast) var(--ease-std);
}
.form-input:focus {
  outline: 2px solid var(--unb-navy);
  outline-offset: 2px;
  border-color: var(--unb-navy);
}
.form-input::placeholder { color: var(--fg-4); }
select.form-input { cursor: pointer; }
textarea.form-input {
  resize: vertical;
  min-height: 100px;
  font-family: var(--font-sans);
}
.form-row-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}
.form-row-2 .form-label { margin-top: 0; }
.form-submit-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-top: 28px;
}
.form-legal {
  font-size: 0.6875rem;
  color: var(--fg-3);
  line-height: 1.5;
  max-width: 200px;
}
.form-legal a { color: var(--unb-navy); text-decoration: underline; }

/* ---------- About page credential ---------- */
.credential {
  display: grid;
  grid-template-columns: 40px 1fr;
  gap: 20px;
  padding: 24px 0;
  border-bottom: 1px solid var(--border-1);
}
.credential:last-child { border-bottom: none; }
.credential__mark {
  width: 40px;
  height: 40px;
  background: var(--unb-navy);
  border-radius: var(--r-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: 900;
  font-size: 1.125rem;
  flex-shrink: 0;
}
.credential__title {
  font-weight: 800;
  font-size: 1rem;
  color: var(--fg-1);
  margin-bottom: 6px;
  letter-spacing: -0.01em;
}
.credential__body {
  font-size: 0.9rem;
  color: var(--fg-2);
  line-height: 1.6;
}

/* ---------- Article card ---------- */
.article-card {
  background: var(--unb-white);
  border: 1px solid var(--border-1);
  border-radius: var(--r-lg);
  padding: 28px 28px 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: border-color var(--dur-fast) var(--ease-std), transform var(--dur-fast) var(--ease-std);
  text-decoration: none;
  color: inherit;
}
.article-card:hover {
  border-color: var(--unb-navy);
  transform: translateY(-2px);
}
.article-card__meta {
  display: flex;
  align-items: center;
  gap: 10px;
}
.article-card__tag {
  font-weight: 800;
  font-size: 0.625rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--unb-navy);
  background: var(--unb-mist);
  padding: 4px 10px;
  border-radius: var(--r-sm);
}
.article-card__date { font-size: 0.75rem; color: var(--fg-3); font-weight: 500; }
.article-card__title {
  font-weight: 800;
  font-size: 1.125rem;
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: var(--fg-1);
  text-wrap: balance;
}
.article-card__excerpt {
  font-size: 0.875rem;
  line-height: 1.6;
  color: var(--fg-2);
  flex: 1;
}
.article-card__foot {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 14px;
  border-top: 1px solid var(--border-1);
  font-size: 0.75rem;
  color: var(--fg-3);
  font-weight: 600;
}
.article-card__arr { color: var(--unb-navy); font-size: 1.125rem; font-weight: 800; }

/* ---------- 404 page ---------- */
.not-found {
  min-height: 60vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 96px 48px;
  max-width: var(--max-w);
  margin: 0 auto;
}
.not-found__num {
  font-weight: 900;
  font-size: clamp(6rem, 15vw, 12rem);
  line-height: 1;
  color: var(--unb-mist);
  letter-spacing: -0.04em;
  margin-bottom: 24px;
}
.not-found__title {
  font-weight: 800;
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  color: var(--fg-1);
  margin-bottom: 16px;
}
.not-found__body {
  font-size: 1rem;
  color: var(--fg-2);
  margin-bottom: 36px;
  max-width: 400px;
}

/* ---------- Footer ---------- */
.site-footer {
  background: var(--unb-bg);
  border-top: 1px solid var(--border-1);
  padding: 56px 48px;
}
.site-footer__inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 32px;
}
.site-footer__brand {
  font-weight: 900;
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--fg-1);
  margin-bottom: 12px;
}
.site-footer__tagline {
  font-size: 0.8125rem;
  color: var(--fg-3);
  line-height: 1.6;
  margin-bottom: 20px;
}
.site-footer__col-title {
  font-weight: 700;
  font-size: 0.625rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--fg-3);
  margin-bottom: 12px;
}
.site-footer__col {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.site-footer__col a {
  font-size: 0.8125rem;
  color: var(--fg-2);
  transition: color var(--dur-fast) var(--ease-std);
}
.site-footer__col a:hover { color: var(--unb-navy); }
.site-footer__bottom {
  max-width: var(--max-w);
  margin: 32px auto 0;
  padding-top: 24px;
  border-top: 1px solid var(--border-1);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}
.site-footer__legal {
  font-size: 0.75rem;
  color: var(--fg-4);
}
.site-footer__links {
  display: flex;
  gap: 24px;
}
.site-footer__links a {
  font-size: 0.75rem;
  color: var(--fg-3);
  transition: color var(--dur-fast) var(--ease-std);
}
.site-footer__links a:hover { color: var(--unb-navy); }

/* ---------- Animations ---------- */
.fade-in {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.5s var(--ease-std), transform 0.5s var(--ease-std);
}
.fade-in.visible {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  .fade-in { opacity: 1; transform: none; transition: none; }
  .clients__track { animation: none; }
  * { transition-duration: 0ms !important; }
}

/* ---------- Page header (inner pages) ---------- */
.page-header {
  background: var(--unb-navy);
  padding: 80px 48px 88px;
  color: #fff;
}
.page-header__inner {
  max-width: var(--max-w);
  margin: 0 auto;
}
.page-header__title {
  font-weight: 900;
  font-size: clamp(2.25rem, 5vw, 4rem);
  line-height: 1.0;
  letter-spacing: -0.025em;
  color: #fff;
  margin-bottom: 20px;
  text-wrap: balance;
}
.page-header__sub {
  font-size: 1.125rem;
  color: rgba(255,255,255,0.8);
  line-height: 1.6;
  max-width: 620px;
}

/* ---------- Utility helpers ---------- */
.text-navy { color: var(--unb-navy); }
.text-center { text-align: center; }
.text-balance { text-wrap: balance; }
.mt-4 { margin-top: 16px; }
.mt-6 { margin-top: 24px; }
.mt-8 { margin-top: 32px; }
.mb-4 { margin-bottom: 16px; }
.mb-6 { margin-bottom: 24px; }
.mb-8 { margin-bottom: 32px; }

/* ---------- Responsive ---------- */
@media (max-width: 1100px) {
  .site-header__inner { padding: 0 32px; }
  .hero { padding: 80px 32px; }
  .section { padding: 72px 32px; }
  .section--soft .section__inner,
  .section--dark .section__inner,
  .section--ink .section__inner { padding: 0 32px; }
  .clients { padding: 56px 32px; }
  .cta-banner { padding: 80px 32px; }
  .contact-section { padding: 80px 32px; }
  .site-footer { padding: 48px 32px; }
  .page-header { padding: 64px 32px 72px; }
}

@media (max-width: 900px) {
  .hero--split { grid-template-columns: 1fr; }
  .hero__portrait { display: none; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: 1fr; }
  .grid-2 { grid-template-columns: 1fr; }
  .grid-2-3 { grid-template-columns: 1fr; gap: 40px; }
  .contact-section__inner { grid-template-columns: 1fr; gap: 40px; }
  .site-footer__inner { grid-template-columns: 1fr 1fr; }

  .site-header__nav,
  .site-header__cta { display: none; }
  .nav-toggle { display: flex; }

  .site-header__nav.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    background: rgba(241,241,241,0.98);
    border-bottom: 1px solid var(--border-1);
    padding: 24px 32px 32px;
    gap: 20px;
    backdrop-filter: blur(8px);
    z-index: 99;
  }
  .site-header__nav.open a { font-size: 1rem; }
  .site-header__cta.open { display: block; margin-left: 0; }
}

@media (max-width: 640px) {
  .hero { padding: 60px 20px; }
  .section { padding: 60px 20px; }
  .section--soft .section__inner,
  .section--dark .section__inner,
  .section--ink .section__inner { padding: 0 20px; }
  .clients { padding: 48px 20px; }
  .cta-banner { padding: 64px 20px; }
  .contact-section { padding: 60px 20px; }
  .site-footer { padding: 40px 20px; }
  .site-footer__inner { grid-template-columns: 1fr; }
  .page-header { padding: 48px 20px 56px; }
  .site-header__inner { padding: 0 20px; }
  .grid-4 { grid-template-columns: 1fr; }
  .format-block { padding: 32px 24px; }
  .contact-form { padding: 28px 20px; }
  .form-row-2 { grid-template-columns: 1fr; }
  .form-submit-row { flex-direction: column; align-items: flex-start; }
  .hero__ctas { flex-direction: column; align-items: flex-start; }
  .cta-banner__ctas { flex-direction: column; align-items: center; }
  .module { grid-template-columns: 48px 1fr; }
  .step { grid-template-columns: 44px 1fr; }
}