/* Sundial Studio — shared stylesheet
   Modern, editorial, AI-native strategic communications
*/

:root {
  --bg: #FFFFFF;
  --bg-alt: #F8F8F6;
  --bg-dark: #14163C;
  --ink: #14163C;
  --ink-soft: #4A4D6E;
  --ink-faint: #8A8DA8;
  --accent: #C9923E;
  --accent-soft: #F2E7D2;
  --line: #E8E8E5;
  --line-soft: #F0F0EE;
  --radius: 14px;
  --maxw: 1180px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.55;
  font-size: 17px;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

a { color: inherit; text-decoration: none; }

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

.container {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 32px;
}

/* ---------- Typography ---------- */

h1, h2, h3, h4 {
  font-family: 'Inter', sans-serif;
  font-weight: 500;
  letter-spacing: -0.02em;
  line-height: 1.08;
  color: var(--ink);
}

h1 { font-size: clamp(2.6rem, 5.5vw, 4.6rem); letter-spacing: -0.035em; }
h2 { font-size: clamp(1.9rem, 3.6vw, 2.8rem); letter-spacing: -0.025em; }
h3 { font-size: 1.25rem; font-weight: 600; letter-spacing: -0.015em; }

.eyebrow {
  font-family: 'JetBrains Mono', 'SF Mono', Menlo, monospace;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--accent);
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.eyebrow::before {
  content: '';
  width: 18px;
  height: 1px;
  background: var(--accent);
  display: inline-block;
}

.lead {
  font-size: clamp(1.1rem, 1.5vw, 1.3rem);
  color: var(--ink-soft);
  line-height: 1.55;
  max-width: 60ch;
}

p { color: var(--ink-soft); }
p + p { margin-top: 1em; }

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

.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.82);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s ease;
}

.nav.scrolled { border-bottom-color: var(--line); }

.nav-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 18px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: inline-flex;
  align-items: baseline;
  font-weight: 500;
  font-size: 1.05rem;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.logo-dot {
  color: var(--accent);
  margin: 0 0.25em;
  font-weight: 500;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 34px;
  list-style: none;
}

.nav-links a {
  font-size: 0.94rem;
  color: var(--ink-soft);
  transition: color 0.15s ease;
}

.nav-links a:hover, .nav-links a.active { color: var(--ink); }

.nav-cta {
  padding: 9px 18px;
  border-radius: 999px;
  background: var(--ink);
  color: var(--bg) !important;
  font-size: 0.9rem;
  font-weight: 500;
  transition: background 0.15s ease, transform 0.15s ease;
}

.nav-cta:hover { background: var(--accent); transform: translateY(-1px); }

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}

/* ---------- Buttons ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 26px;
  border-radius: 999px;
  font-size: 0.98rem;
  font-weight: 500;
  letter-spacing: -0.005em;
  transition: all 0.2s var(--ease);
  cursor: pointer;
  border: none;
  font-family: inherit;
}

.btn-primary {
  background: var(--ink);
  color: var(--bg);
}

.btn-primary:hover {
  background: var(--accent);
  transform: translateY(-2px);
  box-shadow: 0 12px 30px -10px rgba(201, 146, 62, 0.45);
}

.btn-secondary {
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--line);
}

.btn-secondary:hover { border-color: var(--ink); }

.btn-arrow {
  transition: transform 0.2s var(--ease);
}

.btn:hover .btn-arrow { transform: translateX(4px); }

/* ---------- Hero ---------- */

.hero {
  padding: 110px 0 90px;
  position: relative;
  overflow: hidden;
}

.hero-inner { position: relative; z-index: 2; }

.hero h1 { margin: 26px 0 28px; max-width: 16ch; }

.hero .lead { margin-bottom: 40px; }

.hero-cta {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

/* Decorative sundial arc */
.hero-arc {
  position: absolute;
  right: -120px;
  top: 40px;
  width: 560px;
  height: 560px;
  opacity: 0.35;
  pointer-events: none;
  z-index: 1;
}

/* ---------- Section ---------- */

.section {
  padding: 100px 0;
  border-top: 1px solid var(--line-soft);
}

.section-head {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 60px;
  margin-bottom: 64px;
  align-items: end;
}

.section-head h2 { max-width: 14ch; }
.section-head .lead { max-width: 46ch; }

/* ---------- Services grid ---------- */

.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

.service-card {
  background: var(--bg);
  padding: 40px 36px;
  transition: background 0.25s var(--ease);
  position: relative;
}

.service-card:hover { background: var(--bg-alt); }

.service-card .num {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.78rem;
  color: var(--ink-faint);
  letter-spacing: 0.05em;
}

.service-card h3 { margin: 14px 0 12px; font-size: 1.35rem; }

.service-card p { font-size: 0.98rem; line-height: 1.6; }

.service-card ul {
  list-style: none;
  margin-top: 18px;
  padding: 0;
}

.service-card ul li {
  padding: 8px 0;
  border-top: 1px solid var(--line-soft);
  font-size: 0.92rem;
  color: var(--ink-soft);
  display: flex;
  align-items: center;
  gap: 10px;
}

.service-card ul li::before {
  content: '';
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
}

/* ---------- Approach / steps ---------- */

.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}

.step {
  padding-top: 28px;
  border-top: 1px solid var(--ink);
}

.step .num {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.78rem;
  color: var(--ink-faint);
  letter-spacing: 0.08em;
  margin-bottom: 18px;
}

.step h3 { font-size: 1.15rem; margin-bottom: 10px; }

.step p { font-size: 0.95rem; }

/* ---------- Dark band (CTA / quote) ---------- */

.band-dark {
  background: var(--bg-dark);
  color: var(--bg);
  border-radius: var(--radius);
  padding: 72px 64px;
  position: relative;
  overflow: hidden;
  margin: 0;
}

.band-dark h2, .band-dark p { color: var(--bg); }
.band-dark p { color: #C8C6BE; }

.band-dark .eyebrow { color: var(--accent); }

.band-dark .btn-primary {
  background: var(--bg);
  color: var(--ink);
}

.band-dark .btn-primary:hover { background: var(--accent); color: var(--ink); }

/* ---------- Logo strip ---------- */

.logo-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 48px 64px;
  align-items: center;
  opacity: 0.7;
}

.logo-strip span {
  font-size: 1.05rem;
  font-weight: 500;
  letter-spacing: -0.01em;
  color: var(--ink-soft);
}

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

.footer {
  border-top: 1px solid var(--line);
  padding: 60px 0 40px;
  margin-top: 40px;
}

.footer-inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 48px;
}

.footer h4 {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--ink-faint);
  font-family: 'JetBrains Mono', monospace;
  font-weight: 500;
  margin-bottom: 18px;
}

.footer ul { list-style: none; }

.footer ul li { margin-bottom: 10px; }

.footer ul a {
  font-size: 0.94rem;
  color: var(--ink-soft);
}

.footer ul a:hover { color: var(--ink); }

.footer-brand p {
  max-width: 40ch;
  font-size: 0.94rem;
  margin-top: 12px;
}

.footer-bottom {
  padding-top: 30px;
  border-top: 1px solid var(--line-soft);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.84rem;
  color: var(--ink-faint);
}

/* ---------- Page header (for sub-pages) ---------- */

.page-head {
  padding: 90px 0 50px;
}

.page-head h1 {
  max-width: 18ch;
  margin: 22px 0 24px;
}

/* ---------- About ---------- */

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 80px;
  align-items: start;
}

.about-photo {
  aspect-ratio: 4 / 5;
  background: linear-gradient(135deg, var(--accent-soft), var(--bg-alt));
  border-radius: var(--radius);
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
}

.about-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  display: block;
}

.about-body h3 { margin: 32px 0 14px; }
.about-body p { margin-bottom: 1em; font-size: 1.02rem; }

.credentials {
  margin-top: 40px;
  padding-top: 32px;
  border-top: 1px solid var(--line);
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}

.credentials h4 {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--ink-faint);
  font-family: 'JetBrains Mono', monospace;
  font-weight: 500;
  margin-bottom: 10px;
}

.credentials p { font-size: 0.95rem; color: var(--ink); }

/* ---------- Contact ---------- */

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 30px;
}

.contact-item h4 {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--ink-faint);
  font-family: 'JetBrains Mono', monospace;
  font-weight: 500;
  margin-bottom: 8px;
}

.contact-item a, .contact-item p { font-size: 1.1rem; color: var(--ink); }
.contact-item a:hover { color: var(--accent); }

.contact-card {
  background: var(--bg-alt);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 44px;
}

.contact-card h3 { margin-bottom: 12px; }

/* ---------- Byline (hero) ---------- */

.byline {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-top: 44px;
  padding-top: 28px;
  border-top: 1px solid var(--line);
  max-width: 560px;
}

.byline-photo {
  width: 96px;
  height: 96px;
  border-radius: 50%;
  background: var(--bg-alt);
  border: 1px solid var(--line);
  flex-shrink: 0;
  overflow: hidden;
  position: relative;
}

.byline-photo img {
  position: absolute;
  width: 100%;
  height: auto;
  top: 0;
  left: 0;
  display: block;
}

.byline-text { font-size: 0.92rem; line-height: 1.5; color: var(--ink-soft); }
.byline-text strong { color: var(--ink); font-weight: 600; }

/* ---------- Credibility bar ---------- */

.credbar {
  background: var(--bg-alt);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 28px 0;
}

.credbar-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 32px;
  display: flex;
  align-items: center;
  gap: 28px;
  flex-wrap: wrap;
  font-size: 0.92rem;
  color: var(--ink-soft);
}

.credbar-inner strong { color: var(--ink); font-weight: 600; }

.credbar-divider {
  width: 1px;
  height: 18px;
  background: var(--line);
}

/* ---------- POV / Manifesto section ---------- */

.pov {
  padding: 120px 0;
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
  position: relative;
}

.pov-inner {
  max-width: 820px;
  margin: 0 auto;
  padding: 0 32px;
  position: relative;
}

.pov-arc {
  position: absolute;
  left: 50%;
  top: -120px;
  transform: translateX(-50%);
  width: 240px;
  height: 240px;
  opacity: 0.2;
  pointer-events: none;
}

.pov .eyebrow { margin-bottom: 28px; display: inline-flex; }

.pov h2 {
  font-size: clamp(1.7rem, 2.8vw, 2.3rem);
  line-height: 1.25;
  letter-spacing: -0.02em;
  font-weight: 500;
  color: var(--ink);
  margin-bottom: 22px;
}

.pov p {
  font-size: 1.12rem;
  line-height: 1.65;
  color: var(--ink);
  max-width: 62ch;
}

.pov p + p { margin-top: 1em; }

.pov-signature {
  margin-top: 36px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.8rem;
  color: var(--ink-faint);
  letter-spacing: 0.06em;
}

/* ---------- Lead practice card (oversized) ---------- */

.lead-practice {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--bg);
}

.lead-practice-body { padding: 52px 48px; }
.lead-practice-body .num {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.78rem;
  color: var(--ink-faint);
  letter-spacing: 0.08em;
}
.lead-practice-body h3 {
  font-size: 1.8rem;
  margin: 16px 0 18px;
  letter-spacing: -0.02em;
  font-weight: 500;
}
.lead-practice-body p { font-size: 1.02rem; line-height: 1.6; }

.lead-practice-side {
  background: var(--bg-alt);
  padding: 52px 48px;
  border-left: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.lead-practice-side h4 {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--ink-faint);
  font-family: 'JetBrains Mono', monospace;
  font-weight: 500;
  margin-bottom: 20px;
}

.lead-practice-side ul { list-style: none; padding: 0; }
.lead-practice-side ul li {
  padding: 12px 0;
  border-top: 1px solid var(--line);
  font-size: 0.96rem;
  color: var(--ink);
  display: flex;
  align-items: center;
  gap: 10px;
}
.lead-practice-side ul li:last-child { padding-bottom: 0; }
.lead-practice-side ul li::before {
  content: '';
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
}

/* ---------- Pilot offer ---------- */

.pilot {
  background: var(--bg-dark);
  color: var(--bg);
  border-radius: var(--radius);
  padding: 56px 52px;
  position: relative;
  overflow: hidden;
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 56px;
  align-items: start;
}

.pilot-tag {
  display: inline-block;
  padding: 5px 12px;
  background: rgba(201, 146, 62, 0.18);
  color: var(--accent);
  border-radius: 999px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 20px;
}

.pilot h2 {
  color: var(--bg);
  font-size: clamp(1.7rem, 2.6vw, 2.2rem);
  line-height: 1.2;
  margin-bottom: 18px;
  letter-spacing: -0.02em;
}

.pilot p {
  color: #C8C6BE;
  font-size: 1rem;
  line-height: 1.6;
  margin-bottom: 16px;
}

.pilot-meta {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin: 28px 0 32px;
  padding: 22px 0;
  border-top: 1px solid rgba(255,255,255,0.12);
  border-bottom: 1px solid rgba(255,255,255,0.12);
}

.pilot-meta div { font-size: 0.84rem; }
.pilot-meta div span {
  display: block;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.7rem;
  color: var(--accent);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 6px;
}
.pilot-meta div strong { color: var(--bg); font-weight: 500; font-size: 0.96rem; }

.pilot-deliverables { border-left: 1px solid rgba(255,255,255,0.12); padding-left: 40px; }
.pilot-deliverables h4 {
  font-size: 0.78rem;
  color: var(--accent);
  font-family: 'JetBrains Mono', monospace;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 18px;
}
.pilot-deliverables ul { list-style: none; padding: 0; }
.pilot-deliverables ul li {
  padding: 10px 0;
  border-top: 1px solid rgba(255,255,255,0.08);
  font-size: 0.94rem;
  color: var(--bg);
  display: flex;
  gap: 10px;
  align-items: flex-start;
}
.pilot-deliverables ul li::before {
  content: '→';
  color: var(--accent);
  flex-shrink: 0;
}

.pilot .btn-primary {
  background: var(--bg);
  color: var(--ink);
}
.pilot .btn-primary:hover { background: var(--accent); color: var(--ink); }

/* ---------- Secondary practice ---------- */

.secondary-practice {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 40px 44px;
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 44px;
  align-items: center;
}

.secondary-practice .num {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.72rem;
  color: var(--ink-faint);
  letter-spacing: 0.1em;
}
.secondary-practice h3 {
  font-size: 1.4rem;
  margin: 10px 0 0;
  letter-spacing: -0.015em;
  font-weight: 500;
}
.secondary-practice p { font-size: 0.98rem; line-height: 1.6; margin: 0; }
.secondary-practice a.link {
  color: var(--accent);
  font-weight: 500;
  font-size: 0.94rem;
  display: inline-block;
  margin-top: 14px;
  border-bottom: 1px solid var(--accent);
  padding-bottom: 2px;
}

/* ---------- Recently / writing ---------- */

.recently-list { display: grid; gap: 0; }
.recently-list a {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 28px;
  align-items: center;
  padding: 22px 0;
  border-top: 1px solid var(--line-soft);
  transition: padding 0.2s var(--ease);
}
.recently-list a:last-child { border-bottom: 1px solid var(--line-soft); }
.recently-list a:hover { padding-left: 8px; padding-right: 8px; }
.recently-list .date {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.78rem;
  color: var(--ink-faint);
  letter-spacing: 0.06em;
}
.recently-list .title {
  font-size: 1.02rem;
  color: var(--ink);
  font-weight: 500;
  letter-spacing: -0.005em;
}
.recently-list .venue { font-size: 0.85rem; color: var(--ink-soft); }
.recently-list .arrow { color: var(--ink-faint); transition: transform 0.2s var(--ease), color 0.2s ease; }
.recently-list a:hover .arrow { transform: translateX(4px); color: var(--accent); }

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

@media (max-width: 820px) {
  .container, .nav-inner { padding-left: 22px; padding-right: 22px; }

  .nav-links {
    position: fixed;
    top: 62px;
    left: 0;
    right: 0;
    background: var(--bg);
    flex-direction: column;
    gap: 0;
    padding: 12px 0;
    border-bottom: 1px solid var(--line);
    transform: translateY(-140%);
    transition: transform 0.25s var(--ease);
  }

  .nav-links.open { transform: translateY(0); }

  .nav-links li { width: 100%; text-align: center; padding: 14px 0; }

  .nav-toggle { display: block; }

  .hero { padding: 70px 0 60px; }
  .hero-arc { width: 320px; height: 320px; right: -140px; top: 80px; }

  .section { padding: 70px 0; }

  .section-head { grid-template-columns: 1fr; gap: 22px; margin-bottom: 44px; }

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

  .steps { grid-template-columns: 1fr; gap: 28px; }

  .band-dark { padding: 44px 28px; }

  .about-grid, .contact-grid { grid-template-columns: 1fr; gap: 40px; }

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

  .footer-inner { grid-template-columns: 1fr 1fr; gap: 32px; }

  .footer-bottom { flex-direction: column; gap: 12px; text-align: center; }

  .lead-practice { grid-template-columns: 1fr; }
  .lead-practice-body, .lead-practice-side { padding: 36px 28px; }
  .lead-practice-side { border-left: none; border-top: 1px solid var(--line); }

  .pilot { grid-template-columns: 1fr; gap: 32px; padding: 40px 28px; }
  .pilot-deliverables { border-left: none; border-top: 1px solid rgba(255,255,255,0.12); padding-left: 0; padding-top: 24px; }
  .pilot-meta { grid-template-columns: 1fr; gap: 14px; }

  .secondary-practice { grid-template-columns: 1fr; gap: 20px; padding: 32px 28px; }

  .credbar-inner { gap: 14px; }
  .credbar-divider { display: none; }

  .pov { padding: 80px 0; }

  .recently-list a { grid-template-columns: 1fr; gap: 6px; padding: 18px 0; }
  .recently-list .arrow { display: none; }
}

/* ---------- Reveal animation ---------- */

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}

.reveal.visible {
  opacity: 1;
  transform: none;
}