/* ==========================================================================
   IKU Consulting — shared stylesheet
   Palette and type ported from the Claude Design handoff prototypes.
   ========================================================================== */

:root {
  --teal: #0E8C7F;
  --teal-dark: #0B7065;
  --teal-deep: #11403B;
  --ink: #1E2625;
  --body: #3A4140;
  --text: #2A3331;
  --muted: #6B7472;
  --faint: #8A9290;
  --rule: #E7EAE9;
  --rule-soft: #EEF1F0;
  --panel: #F5F7F7;
  --footer-bg: #FAFBFB;
  --maxw: 1180px;
}

* { box-sizing: border-box; }

html {
  background: #FFFFFF;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: #FFFFFF;
  font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
  color: var(--text);
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; }

img { max-width: 100%; }

/* ---- Skip link ---------------------------------------------------------- */
.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--teal);
  color: #FFFFFF;
  padding: 10px 18px;
  z-index: 100;
  font-size: 14px;
  text-decoration: none;
}
.skip-link:focus { left: 8px; top: 8px; }

/* ---- Header / navigation ------------------------------------------------ */
.site-header {
  background: rgba(255, 255, 255, 0.97);
  border-bottom: 1px solid var(--rule);
  position: sticky;
  top: 0;
  z-index: 50;
}
.header-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 14px 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.brand { display: flex; align-items: center; }
.brand img { height: 52px; width: auto; display: block; }

.main-nav { display: flex; align-items: center; gap: 36px; }
.main-nav a {
  font-size: 15px;
  letter-spacing: 0.04em;
  color: var(--text);
  text-decoration: none;
  padding: 6px 0;
  border-bottom: 2px solid transparent;
  transition: color 0.15s ease;
}
.main-nav a:hover { color: var(--teal); }
.main-nav a[aria-current="page"] {
  color: var(--teal);
  border-bottom-color: var(--teal);
}

/* Hamburger */
.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 12px;
  flex-direction: column;
  gap: 5px;
}
.menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text);
}

.mobile-nav {
  display: none;
  border-top: 1px solid var(--rule);
  background: #FFFFFF;
  flex-direction: column;
  padding: 8px 28px 16px;
}
.mobile-nav.open { display: flex; }
.mobile-nav a {
  padding: 14px 0;
  font-size: 17px;
  color: var(--text);
  text-decoration: none;
  border-bottom: 1px solid #F0F2F1;
}
.mobile-nav a:last-child { border-bottom: none; }
.mobile-nav a[aria-current="page"] { color: var(--teal); }

@media (max-width: 759px) {
  .main-nav { display: none; }
  .menu-toggle { display: flex; }
}

/* ---- Shared section bits ------------------------------------------------ */
.accent-rule {
  width: 56px;
  height: 3px;
  background: var(--teal);
}

.btn {
  display: inline-block;
  background: var(--teal);
  color: #FFFFFF;
  font-size: 15px;
  letter-spacing: 0.06em;
  text-decoration: none;
  padding: 15px 32px;
  border-radius: 2px;
  border: none;
  cursor: pointer;
  font-family: inherit;
  transition: background 0.15s ease;
}
.btn:hover { background: var(--teal-dark); }
.btn:disabled { cursor: default; opacity: 0.85; }

.eyebrow {
  margin: 0 0 14px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--teal);
}

main { position: relative; z-index: 1; }

/* ---- Home: hero canvas -------------------------------------------------- */
.hero-canvas {
  display: block;
  width: 100%;
  height: 32vh;
  min-height: 224px;
  max-height: 378px;
}

.fall-canvas {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: 0;
}

.page-title {
  padding: 76px 28px 8px;
  text-align: center;
}
.page-title h1 {
  margin: 0 auto;
  max-width: 920px;
  font-size: clamp(34px, 5vw, 56px);
  font-weight: 600;
  letter-spacing: -0.015em;
  line-height: 1.12;
  color: var(--ink);
  text-wrap: balance;
}
.page-title .accent-rule { margin: 30px auto 0; }

/* ---- Home: intro + contact aside --------------------------------------- */
.intro {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 56px 28px 96px;
  display: flex;
  flex-wrap: wrap;
  gap: 56px;
}
.intro__main { flex: 1 1 460px; }
.intro__main h2 {
  margin: 0 0 20px;
  font-size: clamp(24px, 2.6vw, 30px);
  font-weight: 600;
  line-height: 1.25;
  color: var(--ink);
  text-wrap: balance;
}
.intro__main p {
  margin: 0 0 32px;
  font-size: 17px;
  line-height: 1.7;
  color: var(--body);
  text-wrap: pretty;
}
.contact-card {
  flex: 1 1 300px;
  max-width: 400px;
  background: var(--panel);
  padding: 38px 36px;
  align-self: flex-start;
}
.contact-card h3 {
  margin: 0 0 18px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--teal);
}
.contact-card p { margin: 0 0 18px; font-size: 16px; line-height: 1.7; color: var(--body); }
.contact-card p:last-child { margin-bottom: 0; line-height: 1.9; }
.contact-card a.tel { color: var(--ink); text-decoration: none; }
.contact-card a.tel:hover { color: var(--teal); }
.contact-card a.mail { color: var(--teal); text-decoration: underline; text-underline-offset: 3px; }
.contact-card a.mail:hover { color: var(--teal-dark); }

/* ---- Home: quote band --------------------------------------------------- */
.quote-band {
  background: var(--teal-deep);
  padding: 96px 28px;
  text-align: center;
}
.quote-band blockquote { margin: 0 auto; max-width: 820px; }
.quote-band p {
  margin: 0 0 26px;
  font-family: Georgia, 'Times New Roman', serif;
  font-style: italic;
  font-size: clamp(24px, 3vw, 34px);
  line-height: 1.4;
  color: #EDF4F2;
  text-wrap: balance;
}
.quote-band cite {
  font-style: normal;
  font-size: 15px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #8FBDB5;
}

/* ---- Home: get in touch ------------------------------------------------- */
.get-in-touch {
  padding: 104px 28px;
  text-align: center;
}
.get-in-touch h2 {
  margin: 0 0 18px;
  font-size: clamp(26px, 3vw, 34px);
  font-weight: 600;
  color: var(--ink);
}
.get-in-touch p {
  margin: 0 auto 36px;
  max-width: 560px;
  font-size: 17px;
  line-height: 1.7;
  color: var(--body);
  text-wrap: pretty;
}

/* ---- Inner page headers ------------------------------------------------- */
.inner-head {
  max-width: 880px;
  margin: 0 auto;
  padding: 84px 28px 48px;
  text-align: center;
}
.inner-head h1 {
  margin: 0 0 26px;
  font-size: clamp(34px, 4.5vw, 52px);
  font-weight: 600;
  letter-spacing: -0.015em;
  line-height: 1.12;
  color: var(--ink);
}
.inner-head .accent-rule { margin: 0 auto; }
.inner-head p {
  margin: 26px 0 0;
  font-size: 18px;
  line-height: 1.7;
  color: var(--body);
  text-wrap: pretty;
}

/* ---- Concept page ------------------------------------------------------- */
.concept-figure {
  max-width: 1020px;
  margin: 0 auto;
  padding: 8px 28px 72px;
}
.concept-figure img { width: 100%; height: auto; display: block; }

.vision {
  background: var(--panel);
  padding: 88px 28px;
}
.vision__inner { max-width: 760px; margin: 0 auto; text-align: center; }
.vision .eyebrow { margin-bottom: 30px; letter-spacing: 0.16em; }
.vision blockquote { margin: 0; }
.vision blockquote p {
  margin: 0 0 12px;
  font-family: Georgia, 'Times New Roman', serif;
  font-style: italic;
  font-size: clamp(22px, 2.8vw, 30px);
  line-height: 1.45;
  color: var(--ink);
  text-wrap: balance;
}
.vision cite { font-style: normal; font-size: 15px; letter-spacing: 0.1em; color: var(--muted); }

.approach {
  max-width: 780px;
  margin: 0 auto;
  padding: 88px 28px 96px;
}
.approach .eyebrow { margin-bottom: 22px; letter-spacing: 0.16em; }
.approach h3 {
  margin: 0 0 28px;
  font-size: clamp(26px, 3.2vw, 36px);
  font-weight: 600;
  line-height: 1.22;
  color: var(--ink);
  text-wrap: balance;
}
.approach p {
  margin: 0 0 26px;
  font-size: 17px;
  line-height: 1.75;
  color: var(--body);
  text-wrap: pretty;
}
.approach p:last-child { margin-bottom: 0; color: var(--ink); font-weight: 500; }
.approach strong { color: var(--teal); }

/* ---- Team page ---------------------------------------------------------- */
.team {
  max-width: 980px;
  margin: 0 auto;
  padding: 48px 28px 104px;
  display: flex;
  flex-direction: column;
  gap: 80px;
}
.team article {
  display: flex;
  flex-wrap: wrap;
  gap: 44px;
  align-items: flex-start;
}
.team img {
  width: 210px;
  height: 210px;
  border-radius: 50%;
  object-fit: cover;
  flex: 0 0 auto;
}
.team__body { flex: 1 1 400px; }
.team__body h2 { margin: 0 0 6px; font-size: 27px; font-weight: 600; color: var(--ink); }
.team__role { margin: 0 0 18px; font-style: italic; font-size: 16px; color: var(--teal); }
.team__bio {
  margin: 0;
  font-size: 16.5px;
  line-height: 1.75;
  color: var(--body);
  text-wrap: pretty;
}
.team__bio a { color: var(--teal); text-decoration: underline; text-underline-offset: 3px; }

/* ---- Contact page ------------------------------------------------------- */
.contact-layout {
  max-width: 1080px;
  margin: 0 auto;
  padding: 32px 28px 104px;
  display: flex;
  flex-wrap: wrap;
  gap: 56px;
}
.contact-info { flex: 1 1 300px; max-width: 400px; }
.contact-info__panel {
  background: var(--panel);
  padding: 38px 36px;
  display: flex;
  flex-direction: column;
  gap: 28px;
}
.contact-info h2 {
  margin: 0 0 14px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--teal);
}
.contact-info p { margin: 0; font-size: 16px; line-height: 1.7; color: var(--body); }
.contact-info a.tel { color: var(--ink); text-decoration: none; }
.contact-info a.tel:hover { color: var(--teal); }
.contact-info a.mail { color: var(--teal); text-decoration: underline; text-underline-offset: 3px; }
.contact-info a.mail:hover { color: var(--teal-dark); }

.contact-form {
  flex: 1 1 420px;
  display: flex;
  flex-direction: column;
  gap: 22px;
}
.field-row { display: flex; flex-wrap: wrap; gap: 22px; }
.field { display: flex; flex-direction: column; gap: 8px; }
.field-row .field { flex: 1 1 200px; }
.contact-form label { font-size: 14px; font-weight: 600; color: var(--ink); }
.contact-form .req { color: var(--teal); }
.contact-form input,
.contact-form textarea {
  width: 100%;
  box-sizing: border-box;
  padding: 13px 14px;
  border: 1px solid #D5DBDA;
  border-radius: 2px;
  font: inherit;
  font-size: 16px;
  color: var(--ink);
  background: #FFFFFF;
}
.contact-form textarea { resize: vertical; min-height: 140px; }
.contact-form input:focus,
.contact-form textarea:focus {
  border-color: var(--teal);
  outline: 2px solid rgba(14, 140, 127, 0.22);
}
.form-actions { display: flex; align-items: center; gap: 20px; flex-wrap: wrap; }
.form-status { margin: 0; font-size: 15px; line-height: 1.5; }
.form-status.success { color: var(--teal); }
.form-status.error { color: #B4452E; }
.form-status[hidden] { display: none; }

/* ---- Footer ------------------------------------------------------------- */
.site-footer {
  border-top: 1px solid var(--rule);
  background: var(--footer-bg);
  position: relative;
  z-index: 1;
}
.footer-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 56px 28px 40px;
  display: flex;
  flex-wrap: wrap;
  gap: 44px;
  justify-content: space-between;
}
.footer-brand { flex: 1 1 260px; }
.footer-brand img { height: 42px; width: auto; display: block; margin-bottom: 16px; }
.footer-brand p { margin: 0; font-size: 14px; line-height: 1.65; color: var(--muted); max-width: 300px; }
.footer-col { flex: 0 1 auto; }
.footer-col h4 {
  margin: 0 0 14px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--teal);
}
.footer-col p { margin: 0; font-size: 15px; line-height: 1.75; color: var(--body); }
.footer-col a.tel { color: var(--body); text-decoration: none; }
.footer-col a.tel:hover { color: var(--teal); }
.footer-col a.mail { color: var(--teal); text-decoration: underline; text-underline-offset: 3px; }
.footer-col a.mail:hover { color: var(--teal-dark); }
.footer-legal {
  border-top: 1px solid var(--rule-soft);
  padding: 18px 28px;
  text-align: center;
  font-size: 13px;
  color: var(--faint);
}