/* ==========================================================================
   The Sieber Group design system
   Brand palette sampled directly from the logo.
   ========================================================================== */

:root {
  --navy:        #12233B;
  --navy-900:    #0B1728;
  --navy-800:    #16294392;
  --blue:        #007DD1;
  --blue-dark:   #0466A8;
  --blue-soft:   #86B8DF;
  --blue-pale:   #CCE5F6;
  --paper:       #FBFBFA;
  --paper-warm:  #F4F5F3;
  --line:        #E2E6EA;
  --ink:         #12233B;
  --ink-soft:    #4A5A6E;
  --ink-mute:    #7A8797;
  --white:       #FFFFFF;
  --rust:        #C15F3C;

  --serif: "Instrument Serif", "Iowan Old Style", Georgia, "Times New Roman", serif;
  --sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;

  --wrap: 1180px;
  --gut: 28px;
  --r: 3px;
}

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

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

body {
  margin: 0;
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.65;
  color: var(--ink-soft);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: inherit; }

h1, h2, h3, h4 {
  color: var(--ink);
  font-weight: 400;
  margin: 0;
  letter-spacing: -0.01em;
}

h1, h2 {
  font-family: var(--serif);
  line-height: 1.08;
  letter-spacing: -0.015em;
  text-wrap: balance;   /* evens out the lines so a short word never lands alone */
}

h1 { font-size: clamp(2.7rem, 5.6vw, 4.35rem); }
h2 { font-size: clamp(2rem, 3.9vw, 3rem); }

h3 {
  font-family: var(--sans);
  font-size: 1.16rem;
  font-weight: 600;
  line-height: 1.35;
  letter-spacing: -0.005em;
}

p { margin: 0 0 1.1em; }
p:last-child { margin-bottom: 0; }

.wrap { width: 100%; max-width: var(--wrap); margin: 0 auto; padding: 0 var(--gut); }
.narrow { max-width: 780px; }

/* ---------- legal pages ---------- */
.legal h3 { margin: 2.2em 0 0.6em; }
.legal h3:first-child { margin-top: 0; }
.legal ul { margin: 0 0 1.1em; padding-left: 1.3em; }
.legal li { margin-bottom: 0.5em; }
.legal li:last-child { margin-bottom: 0; }
.legal .updated { color: var(--ink-mute); font-size: 0.88rem; margin-bottom: 2.4em; }

section { padding: clamp(56px, 7vw, 96px) 0; }

/* ---------- shared atoms ---------- */

.eyebrow {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--blue);
  margin: 0 0 20px;
  display: flex;
  align-items: center;
  gap: 12px;
}
.eyebrow::before {
  content: "";
  width: 26px;
  height: 1px;
  background: var(--blue);
  flex: none;
}
.eyebrow.center { justify-content: center; }
.on-dark .eyebrow { color: var(--blue-soft); }
.on-dark .eyebrow::before { background: var(--blue-soft); }

.lede {
  font-size: clamp(1.08rem, 1.5vw, 1.28rem);
  line-height: 1.6;
  color: var(--ink-soft);
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 15px 28px;
  font-family: var(--sans);
  font-size: 0.92rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  text-decoration: none;
  border: 1px solid transparent;
  border-radius: var(--r);
  cursor: pointer;
  transition: background .18s ease, color .18s ease, border-color .18s ease, transform .18s ease;
}
.btn svg { transition: transform .18s ease; }
.btn:hover svg { transform: translateX(3px); }

.btn-primary { background: var(--blue); color: #fff; }
.btn-primary:hover { background: var(--blue-dark); }

.btn-ghost { border-color: var(--line); color: var(--ink); background: transparent; }
.btn-ghost:hover { border-color: var(--navy); background: var(--white); }

.on-dark .btn-ghost { border-color: rgba(255,255,255,.28); color: #fff; }
.on-dark .btn-ghost:hover { border-color: #fff; background: rgba(255,255,255,.07); }

.btn-row { display: flex; flex-wrap: wrap; gap: 14px; }

.section-head { max-width: 720px; }
.section-head p { margin-top: 18px; }

/* ---------- header ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 60;
  background: rgba(251,251,250,.88);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  height: 100px;
}
.logo img { height: 60px; width: auto; }

.nav { display: flex; align-items: center; gap: 34px; }
.nav a {
  font-size: 0.93rem;
  font-weight: 500;
  color: var(--ink);
  text-decoration: none;
  padding: 6px 0;
  border-bottom: 1px solid transparent;
  transition: border-color .18s ease, color .18s ease;
}
.nav a:hover, .nav a[aria-current="page"] { border-color: var(--blue); }
.nav .btn { padding: 12px 22px; }

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--line);
  border-radius: var(--r);
  padding: 10px 14px;
  font: inherit;
  font-size: .85rem;
  font-weight: 600;
  color: var(--ink);
  cursor: pointer;
}

/* ---------- hero ---------- */

.hero {
  position: relative;
  overflow: hidden;
  background: var(--navy);
  color: rgba(255,255,255,.74);
  padding: clamp(80px, 10vw, 136px) 0 clamp(60px, 7vw, 92px);
}
.hero h1, .hero h2, .hero h3 { color: #fff; }

.hero-grid {
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='120' height='104' viewBox='0 0 120 104'><g fill='none' stroke='%23FFFFFF' stroke-width='1' opacity='0.5'><path d='M30 0 L60 17 L60 52 L30 69 L0 52 L0 17 Z'/><path d='M90 0 L120 17 L120 52 L90 69 L60 52 L60 17 Z'/><path d='M30 69 L60 86 L60 121 L30 138 L0 121 L0 86 Z'/><path d='M90 69 L120 86 L120 121 L90 138 L60 121 L60 86 Z'/></g><g fill='%2386B8DF' opacity='0.55'><circle cx='60' cy='17' r='2.4'/><circle cx='0' cy='52' r='2.4'/><circle cx='120' cy='52' r='2.4'/><circle cx='60' cy='86' r='2.4'/></g></svg>");
  opacity: .10;
  pointer-events: none;
}
.hero-glow {
  position: absolute;
  width: 720px; height: 720px;
  right: -180px; top: -320px;
  background: radial-gradient(circle, rgba(0,125,209,.42) 0%, rgba(0,125,209,0) 68%);
  pointer-events: none;
}
.hero .wrap { position: relative; z-index: 2; }
.hero-copy { max-width: 830px; }
.hero h1 .accent { color: var(--rust); font-style: italic; }
.hero .lede {
  color: rgba(255,255,255,.76);
  margin-top: 26px;
  max-width: 620px;
}
.hero .btn-row { margin-top: 40px; }

.hero--page { padding: clamp(64px, 7vw, 96px) 0 clamp(48px, 5vw, 72px); }
.hero--page h1 { font-size: clamp(2.4rem, 4.6vw, 3.6rem); }

/* ---------- credential bar ---------- */

.credbar {
  border-top: 1px solid rgba(255,255,255,.13);
  margin-top: clamp(40px, 5vw, 64px);
  padding-top: 34px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(32px, 5vw, 56px);
}
.cred .n {
  font-family: var(--serif);
  font-size: 2.1rem;
  line-height: 1;
  color: #fff;
  display: block;
  margin-bottom: 10px;
}
.cred .n.accent { color: var(--rust); }
.cred .l {
  font-size: 0.85rem;
  line-height: 1.45;
  color: rgba(255,255,255,.6);
}

/* ---------- problem cards ---------- */

.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line); margin-top: 56px; border: 1px solid var(--line); }
.card { background: var(--paper); padding: 38px 32px 40px; }
.card h3 { margin-bottom: 12px; }
.card p { font-size: 0.97rem; color: var(--ink-soft); }

/* ---------- expertise list ---------- */

.split {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: clamp(48px, 7vw, 96px);
  align-items: start;
}
.split.sticky-left > div:first-child { position: sticky; top: 120px; }

.xlist { border-top: 1px solid var(--line); }
.xrow {
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px;
  padding: 30px 0;
  border-bottom: 1px solid var(--line);
}
.xrow h3 { position: relative; padding-left: 22px; }
.xrow h3::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 9px;
  height: 9px;
  border: 1px solid var(--blue);
  transform: rotate(45deg);
}
.xrow p { font-size: 0.97rem; margin: 0; padding-left: 22px; }

/* ---------- focus list (term / definition) ---------- */

.focus { margin-top: 48px; }
.focus-row {
  display: grid;
  grid-template-columns: minmax(0, 0.42fr) minmax(0, 1fr);
  gap: clamp(20px, 4vw, 56px);
  align-items: baseline;
  padding: 20px 0;
  border-bottom: 1px solid var(--line);
}
.focus-row:first-child { border-top: 1px solid var(--line); }
.focus-k { font-family: var(--serif); font-size: 1.42rem; line-height: 1.2; color: var(--ink); }
.focus-v { font-size: 0.95rem; color: var(--ink-soft); }

.on-dark .focus-row { border-color: rgba(255,255,255,.14); }
.on-dark .focus-row:first-child { border-top-color: rgba(255,255,255,.14); }
.on-dark .focus-k { color: #fff; }
.on-dark .focus-v { color: rgba(255,255,255,.62); }

@media (max-width: 820px) {
  .focus-row { grid-template-columns: 1fr; gap: 6px; }
}

/* ---------- process ---------- */

.band-dark { background: var(--navy); color: rgba(255,255,255,.72); position: relative; overflow: hidden; }
.band-dark h2, .band-dark h3 { color: #fff; }
.band-dark .lede { color: rgba(255,255,255,.72); }

.subhead {
  margin: 72px 0 0;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--blue);
}
.on-dark .subhead { color: var(--blue-soft); }

.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 40px; margin-top: 60px; }
.steps .step:only-child, .step > h3:first-child { margin-top: 0; }
.step { border-top: 1px solid var(--line); padding-top: 26px; }
.step .k {
  font-size: 0.72rem; font-weight: 600; letter-spacing: .16em;
  text-transform: uppercase; color: var(--blue); display: block; margin-bottom: 16px;
}
.step h3 { margin-bottom: 12px; }
.step p { font-size: 0.97rem; color: var(--ink-soft); }

.on-dark .step { border-top-color: rgba(255,255,255,.18); }
.on-dark .step .k { color: var(--blue-soft); }
.on-dark .step p { color: rgba(255,255,255,.68); }

/* ---------- process phases ---------- */

.phases {
  margin-top: 48px;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
.phase { background: var(--paper); padding: 26px 22px 28px; }
.phase-k {
  display: block;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 22px;
}
.phase-item + .phase-item { margin-top: 22px; padding-top: 22px; border-top: 1px solid var(--line); }
.phase-item h3 { font-size: 1rem; margin-bottom: 6px; text-wrap: balance; }
.phase-item p { font-size: 0.88rem; color: var(--ink-soft); margin: 0; text-wrap: pretty; }

/* Align every column on the same rows so the dividers and second headings line up */
@media (min-width: 901px) {
  .phases { grid-template-rows: auto auto auto; }
  .phase {
    grid-row: 1 / -1;
    display: grid;
    grid-template-rows: subgrid;
    align-content: start;
  }
}

.on-dark .phases { background: rgba(255,255,255,.15); border-color: rgba(255,255,255,.15); }
.on-dark .phase { background: var(--navy); }
.on-dark .phase-k { color: var(--blue-soft); }
.on-dark .phase-item + .phase-item { border-top-color: rgba(255,255,255,.14); }
.on-dark .phase-item h3 { color: #fff; }
.on-dark .phase-item p { color: rgba(255,255,255,.6); }

@media (max-width: 900px) { .phases { grid-template-columns: 1fr 1fr; } }
@media (max-width: 620px) { .phases { grid-template-columns: 1fr; } }

/* ---------- quotes ---------- */

.quote-lead {
  font-family: var(--serif);
  font-size: clamp(1.5rem, 2.9vw, 2.15rem);
  line-height: 1.28;
  color: var(--ink);
  margin: 0;
}
.quote-lead::before { content: "\201C"; }
.quote-lead::after { content: "\201D"; }
.attrib { margin-top: 26px; font-size: 0.88rem; color: var(--ink-mute); line-height: 1.5; }
.attrib strong { display: block; color: var(--ink); font-weight: 600; font-size: .95rem; }

.quote-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); margin-top: 60px; }
.quote-sm { background: var(--paper); padding: 36px 32px; }

/* founder pull quote */

.pullquote { background: var(--paper-warm); text-align: center; }
.pullquote blockquote {
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(1.6rem, 3.1vw, 2.35rem);
  line-height: 1.26;
  color: var(--ink);
  text-wrap: balance;
}
.pullquote blockquote::before { content: "\201C"; }
.pullquote blockquote::after { content: "\201D"; }
.pullquote .attrib { margin-top: 28px; }

/* a second, quieter quote stacked under the lead one */
.quote-follow { margin-top: 40px; padding-top: 36px; border-top: 1px solid var(--line); }
.quote-follow blockquote {
  margin: 0;
  font-family: var(--serif);
  font-size: 1.32rem;
  line-height: 1.42;
  color: var(--ink);
}
.quote-follow blockquote::before { content: "\201C"; }
.quote-follow blockquote::after { content: "\201D"; }
.quote-follow .attrib { margin-top: 20px; }
.quote-sm p { font-size: 1.02rem; color: var(--ink); }

/* ---------- founder ---------- */

.founder { background: var(--paper-warm); }
.founder-grid { display: grid; grid-template-columns: 0.55fr 1.45fr; gap: clamp(40px, 6vw, 80px); align-items: center; }
.portrait {
  aspect-ratio: 4/5;
  max-width: 320px;
  background: linear-gradient(150deg, #1B3552 0%, var(--navy) 100%);
  border-radius: var(--r);
  border: 1px solid var(--line);
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: flex-end;
  padding: 26px;
}
.portrait .ph {
  font-size: .74rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: rgba(255,255,255,.45);
}
.portrait img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.portrait:has(img) { padding: 0; }

/* ---------- contact / form ---------- */

.contact-grid { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: clamp(44px, 6vw, 84px); align-items: start; }

form .field { margin-bottom: 18px; }
form label {
  display: block;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--ink);
  margin-bottom: 8px;
}
form input, form select, form textarea {
  width: 100%;
  padding: 14px 16px;
  font: inherit;
  font-size: 0.97rem;
  color: var(--ink);
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--r);
  transition: border-color .16s ease, box-shadow .16s ease;
}
form input:focus, form select:focus, form textarea:focus {
  outline: none;
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(0,125,209,.12);
}
form textarea { min-height: 128px; resize: vertical; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.consent { display: flex; gap: 12px; align-items: flex-start; margin: 22px 0 26px; }
.consent input { width: 18px; height: 18px; flex: none; margin-top: 2px; }
.consent span { font-size: 0.82rem; line-height: 1.5; color: var(--ink-mute); }

.contact-facts { border-top: 1px solid var(--line); margin-top: 34px; padding-top: 28px; }
.contact-facts dt { font-size: .74rem; letter-spacing: .12em; text-transform: uppercase; color: var(--ink-mute); }
.contact-facts dd { margin: 6px 0 20px; font-size: 1rem; color: var(--ink); }
.contact-facts a { color: var(--blue); text-decoration: none; }
.contact-facts a:hover { text-decoration: underline; }

/* ---------- final cta ---------- */

.cta-band { background: var(--navy); color: rgba(255,255,255,.75); text-align: center; position: relative; overflow: hidden; }
.cta-band h2 { color: #fff; }
.cta-band .btn-row { justify-content: center; margin-top: 36px; }
.cta-band .wrap { position: relative; z-index: 2; }

/* ---------- footer ---------- */

.site-footer { background: var(--navy-900); color: rgba(255,255,255,.55); padding: 72px 0 32px; font-size: 0.9rem; }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 40px; }
.site-footer h4 {
  color: #fff; font-family: var(--sans); font-size: .75rem; font-weight: 600;
  letter-spacing: .14em; text-transform: uppercase; margin-bottom: 18px;
}
.site-footer ul { list-style: none; margin: 0; padding: 0; }
.site-footer li { margin-bottom: 11px; }
.site-footer a { color: rgba(255,255,255,.62); text-decoration: none; }
.site-footer a:hover { color: #fff; }
.footer-logo { height: 44px; width: auto; filter: brightness(0) invert(1); opacity: .95; margin-bottom: 18px; }
.footer-bottom {
  margin-top: 56px; padding-top: 26px;
  border-top: 1px solid rgba(255,255,255,.12);
  display: flex; justify-content: space-between; gap: 20px; flex-wrap: wrap;
  font-size: .82rem; color: rgba(255,255,255,.42);
}
.footer-bottom a { color: rgba(255,255,255,.42); }

/* ---------- responsive ---------- */

@media (max-width: 940px) {
  .cards, .steps, .quote-grid { grid-template-columns: 1fr 1fr; }
  .split, .founder-grid, .contact-grid { grid-template-columns: 1fr; }
  .split.sticky-left > div:first-child { position: static; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .portrait { max-width: 380px; }
}

@media (max-width: 720px) {
  body { font-size: 16px; }
  .nav { display: none; }
  .nav.open {
    display: flex; flex-direction: column; align-items: flex-start; gap: 18px;
    position: absolute; top: 80px; left: 0; right: 0;
    background: var(--paper); border-bottom: 1px solid var(--line);
    padding: 24px var(--gut) 30px;
  }
  .nav-toggle { display: block; }
  .site-header { position: relative; }
  .cards, .steps, .quote-grid, .credbar, .field-row { grid-template-columns: 1fr; }
  .cards, .quote-grid { border-left: 0; border-right: 0; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .xrow h3, .xrow p { padding-left: 18px; }
}