/* ===================================================
   Gavant — Shared Stylesheet
   =================================================== */

@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,400;0,500;0,700;1,400&family=Source+Serif+4:opsz,wght@8..60,400;8..60,600&family=DM+Sans:wght@300;400;500;600&display=swap');

/* === Variables ===================================== */
:root {
  --color-navy:      #1C4270;
  --color-navy-dark: #112a4a;
  --color-cream:     #F5F0E8;
  --color-orange:    #D97B38;
  --color-charcoal:  #2C2C2C;
  --color-light:     #FDFAF5;
  --color-border:    #E0D9CE;

  --font-display: 'Playfair Display', Georgia, serif;
  --font-body:    'Source Serif 4', Georgia, serif;
  --font-ui:      'DM Sans', system-ui, sans-serif;

  --max-w:        1200px;
  --max-w-narrow: 760px;
}

/* === Reset ========================================= */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; font-size: 18px; }

body {
  font-family: var(--font-body);
  color: var(--color-charcoal);
  background-color: var(--color-cream);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a {
  color: var(--color-navy);
  text-decoration: none;
  transition: color 0.25s ease;
}
a:hover { color: var(--color-orange); }

ul { list-style: none; padding: 0; }

/* === Typography ==================================== */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  color: var(--color-navy-dark);
  line-height: 1.2;
}

h1 { font-size: clamp(2.2rem, 5vw, 3.8rem); font-weight: 500; }
h2 { font-size: clamp(1.7rem, 3.5vw, 2.6rem); font-weight: 500; }
h3 { font-size: clamp(1.15rem, 2.5vw, 1.55rem); font-weight: 500; }
h4 { font-size: 1rem; font-weight: 600; font-family: var(--font-ui); }

p { margin-bottom: 1.25rem; }
p:last-child { margin-bottom: 0; }

/* === Layout ======================================== */
.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 48px;
}

.container--narrow {
  max-width: var(--max-w-narrow);
  margin: 0 auto;
  padding: 0 48px;
}

/* === Grid ========================================== */
.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}

/* === Section helpers =============================== */
.section          { padding: 120px 0; }
.section--sm      { padding: 80px 0; }
.section--cream   { background: var(--color-cream); }
.section--light   { background: var(--color-light); }
.section--navy    { background: var(--color-navy-dark); }

.section-head {
  margin-bottom: 64px;
}
.section-head--center {
  text-align: center;
  margin-bottom: 64px;
}
.section-head h2 { margin-top: 0.4rem; }

/* === Eyebrow / labels ============================== */
.eyebrow {
  display: block;
  font-family: var(--font-ui);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-orange);
  margin-bottom: 0.9rem;
}

.eyebrow--light { color: rgba(255,255,255,0.65); }

/* === Accent underline ============================== */
.accent {
  border-bottom: 2px solid var(--color-orange);
  padding-bottom: 1px;
}

/* === Buttons ======================================= */
.btn {
  display: inline-block;
  font-family: var(--font-ui);
  font-size: 0.87rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  padding: 14px 32px;
  border-radius: 3px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: background 0.25s ease, color 0.25s ease, border-color 0.25s ease;
  text-decoration: none;
  line-height: 1;
}

.btn--primary {
  background: var(--color-navy);
  color: #fff;
  border-color: var(--color-navy);
}
.btn--primary:hover {
  background: var(--color-orange);
  border-color: var(--color-orange);
  color: #fff;
}

.btn--ghost {
  background: transparent;
  color: #fff;
  border-color: rgba(255,255,255,0.45);
}
.btn--ghost:hover {
  border-color: var(--color-orange);
  color: var(--color-orange);
}

/* === Cards ========================================= */
.card {
  background: var(--color-cream);
  padding: 40px 36px;
  border-left: 3px solid transparent;
  box-shadow: 0 2px 18px rgba(28, 66, 112, 0.06);
  transition: border-left-color 0.25s ease, box-shadow 0.25s ease, transform 0.25s ease;
}
.card:hover {
  border-left-color: var(--color-orange);
  box-shadow: 0 6px 32px rgba(28, 66, 112, 0.12);
  transform: translateY(-2px);
}
.card--on-light { background: var(--color-light); }

/* === Tags ========================================== */
.tag {
  display: inline-block;
  font-family: var(--font-ui);
  font-size: 0.67rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-navy);
  background: rgba(28, 66, 112, 0.09);
  padding: 4px 10px 3px;
  border-radius: 2px;
  margin: 2px 4px 2px 0;
}

/* === Navigation ==================================== */
.nav {
  position: sticky;
  top: 0;
  z-index: 200;
  background: var(--color-cream);
  border-bottom: 1px solid var(--color-border);
  transition: box-shadow 0.3s ease;
}
.nav.scrolled {
  box-shadow: 0 2px 24px rgba(17, 42, 74, 0.1);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 48px;
  max-width: var(--max-w);
  margin: 0 auto;
}

.nav__logo img {
  height: 42px;
  width: auto;
  display: block;
}

.nav__links {
  display: flex;
  gap: 36px;
}
.nav__links a {
  font-family: var(--font-ui);
  font-size: 0.84rem;
  font-weight: 500;
  color: var(--color-charcoal);
  padding-bottom: 3px;
  border-bottom: 2px solid transparent;
  transition: color 0.2s ease, border-color 0.2s ease;
}
.nav__links a:hover,
.nav__links a.active {
  color: var(--color-navy);
  border-bottom-color: var(--color-orange);
}

/* Hamburger */
.nav__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 6px;
  border-radius: 3px;
}
.nav__hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-navy-dark);
  transition: transform 0.3s ease, opacity 0.3s ease;
  transform-origin: center;
}
.nav__hamburger.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.nav__hamburger.open span:nth-child(2) { opacity: 0; }
.nav__hamburger.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* Mobile menu */
.nav__mobile {
  display: none;
  flex-direction: column;
  padding: 8px 48px 24px;
  border-top: 1px solid var(--color-border);
  background: var(--color-cream);
}
.nav__mobile.open { display: flex; }
.nav__mobile a {
  font-family: var(--font-ui);
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-charcoal);
  padding: 13px 0;
  border-bottom: 1px solid var(--color-border);
  transition: color 0.2s ease;
}
.nav__mobile a:last-child { border-bottom: none; }
.nav__mobile a:hover,
.nav__mobile a.active { color: var(--color-orange); }

/* === Hero ========================================== */
.hero {
  position: relative;
  min-height: 90vh;
  display: flex;
  align-items: flex-end;
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  padding-bottom: 88px;
}

.hero--medium {
  min-height: 56vh;
  padding-bottom: 72px;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, rgba(17,42,74,0.55) 0%, rgba(17,42,74,0.78) 100%);
  z-index: 0;
}

.hero__content {
  position: relative;
  z-index: 1;
  max-width: 820px;
  padding: 0 48px;
}

.hero h1 {
  color: #fff;
  margin-bottom: 1.25rem;
  text-shadow: 0 1px 4px rgba(0,0,0,0.15);
}

.hero p {
  color: rgba(255,255,255,0.88);
  font-size: 1.1rem;
  max-width: 600px;
  margin-bottom: 2.5rem;
}

.hero__cta {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
  align-items: center;
}

.hero__link {
  font-family: var(--font-ui);
  font-size: 0.88rem;
  font-weight: 500;
  color: rgba(255,255,255,0.78);
  border-bottom: 1px solid rgba(255,255,255,0.35);
  padding-bottom: 2px;
  transition: color 0.2s ease, border-color 0.2s ease;
}
.hero__link:hover {
  color: #fff;
  border-bottom-color: var(--color-orange);
}

/* === Intro strip =================================== */
.intro-strip {
  text-align: center;
  padding: 100px 48px;
}
.intro-strip p {
  font-size: 1.15rem;
  max-width: var(--max-w-narrow);
  margin: 0 auto;
  line-height: 1.85;
}

/* === CTA section =================================== */
.cta-section {
  padding: 100px 48px;
  text-align: center;
}
.cta-section h2 { margin-bottom: 1rem; }
.cta-section p {
  max-width: 580px;
  margin: 0 auto 2.5rem;
  font-size: 1.05rem;
}

/* === Testimonials ================================== */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 48px;
}

.testimonial {
  position: relative;
  padding-top: 28px;
}

.testimonial__deco {
  font-family: var(--font-display);
  font-size: 8rem;
  color: rgba(255,255,255,0.07);
  position: absolute;
  top: -12px;
  left: -6px;
  line-height: 1;
  user-select: none;
  pointer-events: none;
}

.testimonial blockquote {
  font-style: italic;
  font-size: 0.95rem;
  line-height: 1.75;
  color: rgba(255,255,255,0.83);
  margin-bottom: 1.25rem;
  position: relative;
  z-index: 1;
}

.testimonial cite {
  font-family: var(--font-ui);
  font-size: 0.73rem;
  font-weight: 500;
  color: rgba(255,255,255,0.42);
  font-style: normal;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* === About ========================================= */
.bio-text p { font-size: 1rem; line-height: 1.8; }
.bio-text p + p { margin-top: 0.25rem; }

.pull-quote-box {
  background: var(--color-navy-dark);
  padding: 48px 40px;
  position: relative;
  overflow: hidden;
}
.pull-quote-box::before {
  content: '\201C';
  font-family: var(--font-display);
  font-size: 12rem;
  color: var(--color-orange);
  opacity: 0.12;
  position: absolute;
  top: -20px;
  left: 12px;
  line-height: 1;
  pointer-events: none;
}
.pull-quote-box blockquote {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.1rem;
  line-height: 1.7;
  color: rgba(255,255,255,0.9);
  position: relative;
  z-index: 1;
  border-left: 3px solid var(--color-orange);
  padding-left: 28px;
}

/* === Credentials =================================== */
.credentials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.credential {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 26px 22px;
  background: var(--color-cream);
  border: 1px solid var(--color-border);
  transition: border-color 0.2s ease;
}
.credential:hover { border-color: var(--color-navy); }
.credential__icon { font-size: 1.2rem; flex-shrink: 0; margin-top: 1px; }
.credential__text {
  font-family: var(--font-ui);
  font-size: 0.8rem;
  line-height: 1.55;
  color: var(--color-charcoal);
}
.credential__text strong {
  display: block;
  font-weight: 600;
  color: var(--color-navy-dark);
  margin-bottom: 2px;
  font-size: 0.82rem;
}

/* === Services ====================================== */
.service {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 64px;
  padding: 72px 0;
  border-bottom: 1px solid var(--color-border);
  align-items: start;
}
.service:first-child { padding-top: 0; }
.service:last-child  { border-bottom: none; }

.service__tag {
  display: block;
  font-family: var(--font-ui);
  font-size: 0.67rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-orange);
  margin-bottom: 1rem;
}

.service__title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--color-navy-dark);
  font-weight: 500;
}

.service__fits {
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-border);
}
.service__fits-label {
  font-family: var(--font-ui);
  font-size: 0.68rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.13em;
  color: var(--color-navy);
  margin-bottom: 0.7rem;
}
.service__fits ul li {
  font-family: var(--font-ui);
  font-size: 0.84rem;
  color: var(--color-charcoal);
  padding: 6px 0 6px 20px;
  position: relative;
  border-bottom: 1px solid var(--color-border);
}
.service__fits ul li:last-child { border-bottom: none; }
.service__fits ul li::before {
  content: '—';
  position: absolute;
  left: 0;
  color: var(--color-orange);
  font-family: var(--font-ui);
}

.service__outcomes {
  margin-top: 1.75rem;
  padding: 24px 28px;
  background: rgba(28, 66, 112, 0.05);
  border-left: 3px solid var(--color-navy);
}
.service__outcomes-label {
  font-family: var(--font-ui);
  font-size: 0.68rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.13em;
  color: var(--color-navy);
  margin-bottom: 0.75rem;
}
.service__outcomes ul li {
  font-family: var(--font-ui);
  font-size: 0.84rem;
  color: var(--color-charcoal);
  padding: 4px 0 4px 20px;
  position: relative;
}
.service__outcomes ul li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--color-navy);
  font-size: 0.78rem;
}

.service__small-print {
  margin-top: 1.5rem;
  font-family: var(--font-ui);
  font-size: 0.78rem;
  color: #999;
  font-style: italic;
  line-height: 1.6;
}

/* Fits for box at bottom of services */
.fits-box {
  padding: 56px 48px;
  background: var(--color-navy-dark);
  color: rgba(255,255,255,0.88);
}
.fits-box h3 { color: #fff; margin-bottom: 1rem; }
.fits-box p {
  font-family: var(--font-ui);
  font-size: 0.9rem;
  line-height: 1.75;
  color: rgba(255,255,255,0.65);
}

/* === Use cases / Work ============================== */
.use-case {
  padding: 56px 52px;
  background: var(--color-light);
  border: 1px solid var(--color-border);
  margin-bottom: 28px;
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
}
.use-case:hover {
  border-color: var(--color-navy);
  box-shadow: 0 6px 32px rgba(17, 42, 74, 0.07);
}
.use-case:last-of-type { margin-bottom: 0; }

.use-case__context {
  font-family: var(--font-ui);
  font-size: 0.86rem;
  font-style: italic;
  color: var(--color-navy);
  margin-bottom: 1.75rem;
  padding-left: 20px;
  border-left: 3px solid var(--color-orange);
  line-height: 1.65;
}

.use-case h3 { margin-bottom: 1.5rem; }

.use-case__sub {
  font-family: var(--font-ui);
  font-size: 0.67rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-orange);
  display: block;
  margin-top: 1.5rem;
  margin-bottom: 0.4rem;
}

.use-case__tags {
  margin-top: 2rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--color-border);
}

/* === Contact ======================================= */
.contact-card {
  display: flex;
  align-items: flex-start;
  gap: 24px;
  padding: 32px 36px;
  background: var(--color-light);
  border: 1px solid var(--color-border);
  margin-bottom: 16px;
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
}
.contact-card:last-child { margin-bottom: 0; }
.contact-card:hover {
  border-color: var(--color-navy);
  box-shadow: 0 4px 24px rgba(28, 66, 112, 0.08);
}
.contact-card__icon { font-size: 1.5rem; flex-shrink: 0; margin-top: 2px; }
.contact-card__label {
  font-family: var(--font-ui);
  font-size: 0.68rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.13em;
  color: var(--color-navy);
  display: block;
  margin-bottom: 5px;
}
.contact-card__value {
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--color-charcoal);
}
.contact-card__value a {
  color: var(--color-navy);
  border-bottom: 1px solid var(--color-border);
  transition: color 0.2s ease, border-color 0.2s ease;
}
.contact-card__value a:hover {
  color: var(--color-orange);
  border-color: var(--color-orange);
}

.contact-closing {
  margin-top: 56px;
  padding-top: 32px;
  border-top: 1px solid var(--color-border);
  font-family: var(--font-ui);
  font-size: 0.8rem;
  color: #aaa;
}

/* === Footer ======================================== */
.footer {
  background: var(--color-navy-dark);
  padding: 52px 0;
}
.footer__inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 28px;
}
.footer__logo img {
  height: 34px;
  width: auto;
  filter: brightness(0) invert(1);
  opacity: 0.6;
}
.footer__links {
  display: flex;
  gap: 28px;
  align-items: center;
}
.footer__links a {
  font-family: var(--font-ui);
  font-size: 0.8rem;
  color: rgba(255,255,255,0.48);
  transition: color 0.2s ease;
  display: flex;
  align-items: center;
  gap: 7px;
}
.footer__links a:hover { color: var(--color-orange); }
.footer__links svg { flex-shrink: 0; }
.footer__copy {
  font-family: var(--font-ui);
  font-size: 0.73rem;
  color: rgba(255,255,255,0.28);
  width: 100%;
}

/* === Scroll animations ============================= */
.fade-in {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}
.fade-in.is-visible {
  opacity: 1;
  transform: translateY(0);
}
.fade-in--d1 { transition-delay: 0.1s; }
.fade-in--d2 { transition-delay: 0.2s; }
.fade-in--d3 { transition-delay: 0.3s; }
.fade-in--d4 { transition-delay: 0.4s; }

/* === Responsive ==================================== */
@media (max-width: 960px) {
  .container,
  .container--narrow {
    padding: 0 32px;
  }
  .section      { padding: 80px 0; }
  .section--sm  { padding: 64px 0; }
  .intro-strip  { padding: 80px 32px; }
  .cta-section  { padding: 80px 32px; }

  .grid-3            { grid-template-columns: 1fr; }
  .grid-2            { grid-template-columns: 1fr; gap: 40px; }
  .credentials-grid  { grid-template-columns: 1fr 1fr; }
  .testimonials-grid { grid-template-columns: 1fr; gap: 40px; }
  .service           { grid-template-columns: 1fr; gap: 20px; padding: 52px 0; }
  .service:first-child { padding-top: 0; }

  .nav__links     { display: none; }
  .nav__hamburger { display: flex; }
  .nav__inner     { padding: 18px 32px; }
  .nav__mobile    { padding: 8px 32px 20px; }

  .hero                  { background-attachment: scroll; }
  .hero__content         { padding: 0 32px; }
  .hero                  { padding-bottom: 64px; }
  .hero--medium          { min-height: 48vh; padding-bottom: 56px; }

  .fits-box { padding: 40px 32px; }
  .use-case { padding: 40px 32px; }
}

@media (max-width: 640px) {
  html { font-size: 16px; }

  .credentials-grid { grid-template-columns: 1fr; }
  .footer__inner    { flex-direction: column; align-items: flex-start; }
  .footer__copy     { margin-top: 0; }
  .hero__content    { padding: 0 24px; }
  .hero             { padding-bottom: 48px; }
  .nav__inner       { padding: 16px 24px; }
  .nav__mobile      { padding: 8px 24px 18px; }
  .container,
  .container--narrow { padding: 0 24px; }
  .intro-strip      { padding: 64px 24px; }
  .cta-section      { padding: 64px 24px; }
  .use-case         { padding: 32px 24px; }
  .contact-card     { padding: 24px; }
}