/* Samuel Koh — Strategic Advisory
   Swiss editorial: white page, one grotesk, 12-column grid, small text against large statements. */

:root {
  --bg: #ffffff;
  --ink: #111111;
  --ink-soft: #6f6f6f;
  --rule: #111111;
  --rule-soft: rgba(17, 17, 17, 0.18);
  --error: #b3261e;

  --font: "Helvetica Neue", Helvetica, Arial, sans-serif;

  --edge: clamp(16px, 1.7vw, 28px);
  --gap: clamp(14px, 1.4vw, 24px);
  --max: 1680px;
  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
}

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

html { background: var(--bg); -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font);
  font-size: 13px;
  line-height: 1.42;
  -webkit-font-smoothing: antialiased;
}

h1, h2, p, figure, blockquote, ul, ol { margin: 0; padding: 0; }
ul, ol { list-style: none; }
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
strong, b { font-weight: 500; }
::selection { background: var(--ink); color: var(--bg); }

.nav,
main,
.footer {
  max-width: var(--max);
  margin: 0 auto;
  padding-left: var(--edge);
  padding-right: var(--edge);
}

/* Shared 12-column grid */
.facts,
.statement,
.quote,
.form {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  column-gap: var(--gap);
}

.caps,
.nav,
.section-head,
.enquiries__label {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  line-height: 1.3;
}

/* ---------- Nav ---------- */

.nav {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  padding-top: 14px;
  padding-bottom: 14px;
}
.nav__links { display: flex; gap: clamp(20px, 3vw, 48px); }
.nav__cta { justify-self: end; }
.nav a:not(.nav__logo):hover { color: var(--ink-soft); }

.nav__logo { display: block; width: 74px; line-height: 0; }
/* overflow: visible stops the O's overshoot being shaved off at small sizes */
.nav__logo svg { width: 100%; height: auto; fill: var(--ink); overflow: visible; }

/* ---------- Intro ---------- */

.intro { padding-top: clamp(72px, 10vw, 150px); }

h1 {
  font-weight: 400;
  font-size: clamp(34px, 4.3vw, 70px);
  line-height: 1.04;
  letter-spacing: -0.025em;
  text-align: center;
}

.facts {
  row-gap: 24px;
  margin-top: clamp(96px, 12vw, 190px);
  padding-top: 14px;
  border-top: 1px solid var(--rule);
}
.facts p + p { margin-top: 1.1em; }
.facts__a { grid-column: 1 / span 4; }
.facts__b { grid-column: 5 / span 2; }
.facts__c { grid-column: 7 / span 3; }
.facts__industries { margin-top: 1.4em; color: var(--ink-soft); }
.facts__a,
.facts__c { max-width: 34em; }

.portrait {
  grid-column: 10 / span 3;
  justify-self: end;
  width: min(100%, 300px);
}
.portrait img { width: 100%; height: auto; }

/* ---------- Statement ---------- */

.statement {
  padding-top: clamp(120px, 15vw, 240px);
  padding-bottom: clamp(100px, 12vw, 200px);
}

.statement__labels {
  grid-column: 1 / span 4;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--gap);
  padding-top: 0.6em;
  font-size: 11px;
  line-height: 1.3;
}
.statement__labels p:last-child { font-weight: 500; }

.statement__body { grid-column: 5 / span 8; }

.big {
  font-size: clamp(28px, 3.5vw, 58px);
  line-height: 1.07;
  letter-spacing: -0.025em;
  text-indent: 2.4em;
  max-width: 17em;
}
.big + .big { margin-top: 0.5em; }

.statement__notes {
  width: min(100%, 26em);
  margin: clamp(48px, 6vw, 88px) 0 0 calc(25% + var(--gap) * 0.25);
}
.statement__notes p + p { margin-top: 1.1em; }

.big a,
.statement__notes a {
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.14em;
  transition: color 0.2s var(--ease);
}
.big a { text-decoration-thickness: 0.045em; }
.big a:hover,
.statement__notes a:hover { color: var(--ink-soft); }

/* ---------- Testimonials ---------- */

.section-head {
  display: flex;
  justify-content: space-between;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--rule);
}

.quote {
  padding: 22px 0 clamp(48px, 5vw, 80px);
  border-bottom: 1px solid var(--rule-soft);
}
.quote:last-child { border-bottom: 0; }

.quote__who {
  grid-column: 1 / span 4;
  display: grid;
  grid-template-columns: 52px 1fr;
  gap: 14px;
  align-items: start;
  color: var(--ink-soft);
}
.quote__who img { width: 52px; height: 52px; object-fit: cover; }
.quote__who strong { color: var(--ink); }

.quote blockquote {
  grid-column: 5 / span 7;
  font-size: clamp(19px, 1.75vw, 28px);
  line-height: 1.2;
  letter-spacing: -0.015em;
  text-indent: 2.4em;
}

/* ---------- Enquiries ---------- */

.enquiries {
  padding: clamp(110px, 14vw, 220px) 0 clamp(90px, 11vw, 170px);
}
.enquiries__label { text-align: center; margin-bottom: 18px; }

.enquiries__title {
  font-weight: 400;
  font-size: clamp(30px, 4.3vw, 70px);
  line-height: 1.04;
  letter-spacing: -0.025em;
  text-align: center;
  margin-bottom: clamp(64px, 8vw, 120px);
}

.form {
  padding-top: 14px;
  border-top: 1px solid var(--rule);
}

.form__intro {
  grid-column: 1 / span 4;
  max-width: 22em;
  color: var(--ink-soft);
}

.form__fields {
  grid-column: 5 / span 8;
  display: grid;
  grid-template-columns: 1fr 1fr;
  column-gap: var(--gap);
  row-gap: 30px;
}

.field { display: block; }
.field--wide,
.form__verify,
.form__actions { grid-column: 1 / -1; }

.field span {
  display: block;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  margin-bottom: 8px;
}
.field em { font-style: normal; font-weight: 400; color: var(--ink-soft); text-transform: none; letter-spacing: 0; }

.field input,
.field textarea {
  display: block;
  width: 100%;
  border: 0;
  border-bottom: 1px solid var(--rule);
  border-radius: 0;
  background: transparent;
  padding: 4px 0 10px;
  font: inherit;
  font-size: clamp(18px, 1.5vw, 22px);
  letter-spacing: -0.01em;
  color: var(--ink);
  -webkit-appearance: none;
  appearance: none;
}
.field textarea { resize: vertical; min-height: 7.5em; line-height: 1.3; }
.field input:focus,
.field textarea:focus { outline: none; border-bottom-width: 2px; padding-bottom: 9px; }
.field [aria-invalid="true"] { border-bottom-color: var(--error); }

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

.form__verify:empty { display: none; }

.form__actions {
  display: flex;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
}

.form button {
  font: inherit;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--bg);
  background: var(--ink);
  border: 1px solid var(--ink);
  border-radius: 0;
  padding: 15px 30px;
  cursor: pointer;
  transition: background 0.2s var(--ease), color 0.2s var(--ease);
}
.form button:hover { background: var(--bg); color: var(--ink); }
.form button:disabled { opacity: 0.45; cursor: progress; }

.form__status { color: var(--ink-soft); }
.form__status.is-error { color: var(--error); }

.form__done {
  grid-column: 5 / span 8;
  font-size: clamp(22px, 2.2vw, 34px);
  line-height: 1.15;
  letter-spacing: -0.02em;
  text-indent: 2.4em;
  max-width: 20em;
}

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

.footer {
  padding-top: 10px;
  padding-bottom: 14px;
  font-size: 11px;
}
.footer::before {
  content: "";
  display: block;
  border-top: 1px solid var(--rule);
  margin-bottom: 10px;
}

/* ---------- Motion ---------- */

@keyframes fade { from { opacity: 0; } to { opacity: 1; } }
h1 { animation: fade 1s var(--ease) both; }
.facts { animation: fade 1.2s var(--ease) 0.25s both; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  h1, .facts { animation: none; }
}

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

@media (max-width: 1100px) {
  .facts__a { grid-column: 1 / span 6; }
  .facts__b { grid-column: 7 / span 2; }
  .portrait { grid-column: 9 / span 4; }
  .facts__c { grid-column: 1 / span 6; }

  .statement__labels { grid-column: 1 / -1; margin-bottom: 28px; }
  .statement__body { grid-column: 1 / -1; }
  .statement__notes { margin-left: 0; }

  .quote__who { grid-column: 1 / -1; margin-bottom: 18px; }
  .quote blockquote { grid-column: 1 / -1; }

  .form__intro { grid-column: 1 / -1; margin-bottom: 36px; }
  .form__fields,
  .form__done { grid-column: 1 / -1; }
}

@media (max-width: 720px) {
  .nav { display: flex; align-items: center; gap: 18px; }
  .nav__logo { order: -1; width: 64px; margin-right: auto; }
  .nav__links { gap: 18px; }

  .facts__a,
  .facts__b,
  .facts__c { grid-column: 1 / -1; }
  .facts__stats { display: flex; gap: 18px; }
  .facts__industries { display: flex; flex-wrap: wrap; gap: 2px 14px; }
  .portrait { grid-column: 1 / -1; grid-row: 1; justify-self: start; width: 60%; max-width: 240px; }

  .statement__labels { grid-template-columns: 1fr; gap: 6px; }
  .big,
  .quote blockquote,
  .form__done { text-indent: 1.6em; }

  .form__fields { grid-template-columns: 1fr; }
}