/* IntellectAI — intellectai.one */
:root {
  --burgundy: #881337;
  --navy: #1E293B;
  --parchment: #FAF9F6;
  --rose: #FB7185;
  --text: #1E293B;
  --muted: #64748B;
  --border: #E7E5E0;
  --white: #FFFFFF;
  --font-display: "Cormorant Garamond", Georgia, serif;
  --font-body: "Nunito Sans", system-ui, sans-serif;
  --column: 680px;
  --max: 1120px;
  --header-h: 72px;
  --fade: 0.55s cubic-bezier(0.22, 1, 0.36, 1);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
html:not(.js) .animate-on-scroll,
html:not(.js) .slide-forward,
html:not(.js) .fade-in {
  opacity: 1;
  transform: none;
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .animate-on-scroll,
  .slide-forward,
  .fade-in {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.75;
  color: var(--text);
  background: var(--parchment);
  min-height: 100vh;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--burgundy); text-decoration: none; transition: color 0.2s; }
a:hover { color: var(--rose); }
a:focus-visible { outline: 2px solid var(--burgundy); outline-offset: 3px; }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.15;
  margin: 0 0 0.65em;
  color: var(--navy);
}
h1 { font-size: clamp(2.4rem, 5.5vw, 3.6rem); letter-spacing: -0.02em; }
h2 { font-size: clamp(1.75rem, 3.5vw, 2.5rem); }
h3 { font-size: 1.35rem; }
p { margin: 0 0 1em; color: var(--muted); }

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 10000;
  padding: 0.75rem 1.25rem;
  background: var(--burgundy);
  color: var(--white);
}
.skip-link:focus { left: 1rem; top: 1rem; }

.container { width: min(100% - 2.5rem, var(--max)); margin-inline: auto; }
.column { max-width: var(--column); margin-inline: auto; }
.column-wide { max-width: 820px; margin-inline: auto; }

/* Header */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-h);
  background: rgba(250, 249, 246, 0.94);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}
.logo {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.55rem;
  color: var(--navy);
  letter-spacing: 0.02em;
}
.logo span { color: var(--burgundy); font-style: italic; }
.logo:hover { color: var(--burgundy); }

.nav-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--border);
  color: var(--navy);
  padding: 0.45rem 0.85rem;
  border-radius: 4px;
  cursor: pointer;
  font-family: inherit;
  font-size: 0.9rem;
}
.main-nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: 1.75rem;
  align-items: center;
}
.main-nav a {
  color: var(--muted);
  font-weight: 600;
  font-size: 0.88rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.main-nav a:hover,
.main-nav a[aria-current="page"] { color: var(--burgundy); }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.7rem 1.45rem;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.88rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border: none;
  border-radius: 2px;
  cursor: pointer;
  transition: background 0.25s, color 0.25s, transform 0.2s, box-shadow 0.25s;
  text-decoration: none;
}
.btn-primary {
  background: var(--burgundy);
  color: var(--white);
}
.btn-primary:hover {
  background: var(--navy);
  color: var(--white);
  transform: translateY(-1px);
}
.btn-outline {
  background: transparent;
  color: var(--burgundy);
  border: 1px solid var(--burgundy);
}
.btn-outline:hover {
  background: var(--burgundy);
  color: var(--white);
}
.btn-white {
  background: var(--white);
  color: var(--burgundy);
}
.btn-white:hover {
  background: var(--rose);
  color: var(--white);
}

main { padding-top: var(--header-h); }

.section { padding: clamp(3.5rem, 8vw, 5.5rem) 0; }
.section-alt { background: var(--white); }
.section-header { text-align: center; margin-bottom: 2.75rem; }
.section-label {
  display: block;
  font-family: var(--font-body);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--rose);
  margin-bottom: 0.65rem;
}

/* Animations */
.animate-on-scroll,
.slide-forward,
.fade-in {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity var(--fade), transform var(--fade);
}
.animate-on-scroll.is-visible,
.slide-forward.is-visible,
.fade-in.is-visible {
  opacity: 1;
  transform: translateY(0);
}
.slide-forward.delay-1 { transition-delay: 0.1s; }
.slide-forward.delay-2 { transition-delay: 0.2s; }
.slide-forward.delay-3 { transition-delay: 0.3s; }

/* Hero — editorial */
.hero-editorial {
  padding: clamp(4rem, 10vw, 7rem) 0 clamp(3rem, 6vw, 4.5rem);
  border-bottom: 1px solid var(--border);
}
.hero-editorial .column {
  text-align: center;
}
.hero-editorial .tagline {
  font-family: var(--font-display);
  font-size: clamp(1.15rem, 2.5vw, 1.45rem);
  font-style: italic;
  color: var(--burgundy);
  margin-bottom: 1.25rem;
}
.hero-editorial .lead {
  font-size: 1.08rem;
  max-width: 52ch;
  margin-inline: auto 1.5rem;
}
.hero-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 2rem;
}

/* Pillars */
.pillars {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: var(--white);
}
.pillar {
  padding: 2.5rem 2rem;
  text-align: center;
  border-right: 1px solid var(--border);
}
.pillar:last-child { border-right: none; }
.pillar-num {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 600;
  color: var(--rose);
  line-height: 1;
  margin-bottom: 0.5rem;
}
.pillar h3 {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
}
.pillar p { font-size: 0.95rem; margin: 0; }

/* Feature image */
.feature-image {
  padding: 0;
  background: var(--navy);
}
.feature-image-inner {
  max-width: 920px;
  margin-inline: auto;
  padding: 0 1.25rem;
}
.feature-image img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-radius: 2px;
  margin-top: -3rem;
  box-shadow: 0 24px 60px rgba(30, 41, 59, 0.25);
}
.feature-caption {
  text-align: center;
  padding: 1.5rem 0 3rem;
  max-width: var(--column);
  margin-inline: auto;
}
.feature-caption p { margin: 0; font-size: 0.92rem; }

/* Solutions list — elegant */
.solutions-list {
  list-style: none;
  margin: 0;
  padding: 0;
  max-width: var(--column);
  margin-inline: auto;
}
.solutions-list li {
  display: flex;
  align-items: baseline;
  gap: 1.25rem;
  padding: 1.35rem 0;
  border-bottom: 1px solid var(--border);
}
.solutions-list li:first-child { border-top: 1px solid var(--border); }
.solution-ref {
  font-family: var(--font-body);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--rose);
  flex-shrink: 0;
  width: 3.5rem;
}
.solution-info h3 {
  font-size: 1.2rem;
  margin-bottom: 0.25rem;
}
.solution-info p { margin: 0; font-size: 0.92rem; }
.solutions-list a.solution-link {
  margin-left: auto;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  white-space: nowrap;
}

/* Service rows */
.service-rows { max-width: var(--column); margin-inline: auto; }
.service-row {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 2rem;
  padding: 2rem 0;
  border-bottom: 1px solid var(--border);
  align-items: start;
}
.service-row:first-child { border-top: 1px solid var(--border); }
.service-row-label {
  font-family: var(--font-display);
  font-size: 1.65rem;
  color: var(--burgundy);
  margin: 0;
}
.service-row p { margin: 0; }

/* Testimonial — large */
.testimonial-large {
  max-width: 780px;
  margin-inline: auto;
  text-align: center;
  padding: 3rem 2rem;
  border-left: 3px solid var(--burgundy);
  border-right: 3px solid var(--burgundy);
}
.testimonial-large blockquote {
  font-family: var(--font-display);
  font-size: clamp(1.45rem, 3vw, 2rem);
  font-style: italic;
  line-height: 1.45;
  color: var(--navy);
  margin: 0 0 1.5rem;
}
.testimonial-large cite {
  font-style: normal;
  font-size: 0.92rem;
  color: var(--muted);
}
.testimonial-large cite strong { color: var(--navy); display: block; margin-bottom: 0.25rem; }

/* FAQ accordion */
.faq-list {
  max-width: var(--column);
  margin-inline: auto;
  border-top: 1px solid var(--border);
}
.faq-item { border-bottom: 1px solid var(--border); }
.faq-question {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 1.25rem 0;
  background: none;
  border: none;
  cursor: pointer;
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--navy);
  text-align: left;
}
.faq-question:hover { color: var(--burgundy); }
.faq-icon {
  font-size: 1.4rem;
  color: var(--rose);
  transition: transform 0.3s;
  flex-shrink: 0;
}
.faq-item.is-open .faq-icon { transform: rotate(45deg); }
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding 0.35s ease;
}
.faq-item.is-open .faq-answer {
  max-height: 280px;
  padding-bottom: 1.25rem;
}
.faq-answer p { font-size: 0.95rem; margin: 0; }

/* CTA band — burgundy */
.cta-band {
  background: var(--burgundy);
  color: var(--white);
  text-align: center;
  padding: clamp(3.5rem, 8vw, 5rem) 0;
}
.cta-band h2 { color: var(--white); }
.cta-band p { color: rgba(255, 255, 255, 0.85); max-width: 48ch; margin-inline: auto; }
.cta-band a { color: var(--burgundy); }
.inline-email {
  margin-top: 1.25rem;
  font-size: 0.95rem;
  color: rgba(255, 255, 255, 0.9);
}
.inline-email a { color: var(--white); text-decoration: underline; }
.inline-email a:hover { color: var(--rose); }

/* Page hero */
.page-hero {
  padding: clamp(3rem, 7vw, 4.5rem) 0 2.5rem;
  border-bottom: 1px solid var(--border);
}
.page-hero .column { text-align: center; }

/* Collection */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  justify-content: center;
  margin-bottom: 2.5rem;
}
.filter-btn {
  padding: 0.45rem 1rem;
  font-family: var(--font-body);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  background: transparent;
  border: 1px solid var(--border);
  color: var(--muted);
  cursor: pointer;
  border-radius: 2px;
  transition: all 0.2s;
}
.filter-btn:hover,
.filter-btn.is-active {
  background: var(--burgundy);
  border-color: var(--burgundy);
  color: var(--white);
}

.collection-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}
.collection-card {
  background: var(--white);
  border: 1px solid var(--border);
  overflow: hidden;
  transition: box-shadow 0.3s;
}
.collection-card:hover { box-shadow: 0 12px 40px rgba(30, 41, 59, 0.08); }
.collection-card.is-hidden { display: none; }
.collection-card img {
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}
.collection-card-body { padding: 1.5rem; }
.collection-card-body h3 { font-size: 1.25rem; }
.collection-ref {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--rose);
  margin-bottom: 0.35rem;
}
.collection-tags { display: flex; gap: 0.5rem; flex-wrap: wrap; margin: 0.75rem 0; }
.tag {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.25rem 0.6rem;
  background: var(--parchment);
  color: var(--navy);
  border-radius: 2px;
}
.collection-price {
  font-weight: 700;
  color: var(--burgundy);
  margin-bottom: 1rem;
}

/* Services detail */
.service-detail {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
  padding: 3rem 0;
  border-bottom: 1px solid var(--border);
  max-width: var(--max);
  margin-inline: auto;
}
.service-detail:first-of-type { border-top: 1px solid var(--border); }
.service-detail:nth-child(even) .service-detail-img { order: -1; }
.service-list {
  list-style: none;
  margin: 1rem 0 1.5rem;
  padding: 0;
}
.service-list li {
  padding: 0.4rem 0 0.4rem 1.25rem;
  position: relative;
  color: var(--muted);
  font-size: 0.95rem;
}
.service-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.85rem;
  width: 6px;
  height: 6px;
  background: var(--rose);
  border-radius: 50%;
}
.service-detail-img img {
  border-radius: 2px;
  box-shadow: 0 16px 48px rgba(30, 41, 59, 0.1);
}

/* About */
.about-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
  max-width: var(--max);
  margin-inline: auto;
}
.values-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  max-width: var(--max);
  margin-inline: auto;
}
.value-item {
  text-align: center;
  padding: 2rem 1.25rem;
  border: 1px solid var(--border);
  background: var(--white);
}
.value-item h3 { color: var(--burgundy); }

/* Contact */
.contact-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  max-width: var(--max);
  margin-inline: auto;
  align-items: start;
}
.form-group { margin-bottom: 1.25rem; }
.form-group label {
  display: block;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--navy);
  margin-bottom: 0.4rem;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  font-family: var(--font-body);
  font-size: 1rem;
  border: 1px solid var(--border);
  border-radius: 2px;
  background: var(--white);
  color: var(--text);
  transition: border-color 0.2s;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--burgundy);
}
.form-group input.invalid,
.form-group select.invalid,
.form-group textarea.invalid { border-color: var(--rose); }
.field-error {
  display: block;
  font-size: 0.82rem;
  color: var(--rose);
  margin-top: 0.35rem;
  min-height: 1.2em;
}
.field-error.visible { display: block; }

.form-success {
  display: none;
  max-width: var(--column);
  margin: 0 auto 2.5rem;
  padding: 2.5rem;
  background: var(--white);
  border-left: 4px solid var(--burgundy);
  text-align: center;
}
.form-success.visible { display: block; }
.form-success h2 { color: var(--burgundy); }

.contact-details h3 { margin-top: 1.5rem; }
.contact-details p { margin-bottom: 0.5rem; }

/* Legal */
.legal-page {
  padding: 3rem 0 5rem;
}
.legal-page .column-wide h2 {
  margin-top: 2rem;
  font-size: 1.45rem;
}
.legal-page ul {
  padding-left: 1.25rem;
  color: var(--muted);
}
.legal-page li { margin-bottom: 0.5rem; }

/* Footer */
.site-footer {
  background: var(--navy);
  color: rgba(255, 255, 255, 0.75);
  padding: 3.5rem 0 0;
}
.site-footer a { color: rgba(255, 255, 255, 0.85); }
.site-footer a:hover { color: var(--rose); }
.site-footer h4 {
  color: var(--white);
  font-family: var(--font-body);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 2.5rem;
  padding-bottom: 2.5rem;
}
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding: 1.25rem 0;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem;
  font-size: 0.85rem;
}

/* Cookie banner */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 9999;
  background: var(--navy);
  color: rgba(255, 255, 255, 0.9);
  padding: 1.25rem;
  transform: translateY(100%);
  transition: transform 0.4s ease;
  box-shadow: 0 -8px 32px rgba(0, 0, 0, 0.15);
}
.cookie-banner.visible { transform: translateY(0); }
.cookie-inner {
  width: min(100% - 2rem, var(--max));
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  flex-wrap: wrap;
}
.cookie-inner p { margin: 0; font-size: 0.9rem; color: rgba(255, 255, 255, 0.85); }
.cookie-inner a { color: var(--rose); }
.cookie-actions { display: flex; gap: 0.75rem; flex-shrink: 0; }
.cookie-actions .btn-outline {
  border-color: rgba(255, 255, 255, 0.4);
  color: var(--white);
}
.cookie-actions .btn-outline:hover {
  background: rgba(255, 255, 255, 0.1);
  color: var(--white);
}

/* Responsive */
@media (max-width: 900px) {
  .pillars { grid-template-columns: 1fr; }
  .pillar { border-right: none; border-bottom: 1px solid var(--border); }
  .pillar:last-child { border-bottom: none; }
  .collection-grid { grid-template-columns: 1fr; }
  .service-detail,
  .service-detail:nth-child(even) .service-detail-img { grid-template-columns: 1fr; }
  .service-detail:nth-child(even) .service-detail-img { order: 0; }
  .about-split,
  .contact-split { grid-template-columns: 1fr; }
  .values-grid { grid-template-columns: 1fr; }
  .service-row { grid-template-columns: 1fr; gap: 0.75rem; }
  .footer-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .nav-toggle { display: block; }
  .main-nav {
    position: fixed;
    top: var(--header-h);
    left: 0;
    right: 0;
    background: var(--parchment);
    border-bottom: 1px solid var(--border);
    padding: 1rem;
    transform: translateY(-120%);
    opacity: 0;
    pointer-events: none;
    transition: transform 0.3s, opacity 0.3s;
  }
  .main-nav.is-open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }
  .main-nav ul {
    flex-direction: column;
    align-items: stretch;
    gap: 0.5rem;
  }
  .solutions-list li { flex-wrap: wrap; }
  .solutions-list a.solution-link { margin-left: 4.75rem; }
}