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

:root {
  --blue:      #3266ad;
  --blue-dk:   #1a2e4a;
  --blue-lt:   #e6f1fb;
  --navy:      #0f1e33;
  --gray-50:   #f7f8fa;
  --gray-100:  #eceef2;
  --gray-300:  #ced2da;
  --gray-500:  #7a8190;
  --white:     #ffffff;
  --gold:      #c9a84c;
  --font-head: 'Playfair Display', Georgia, serif;
  --font-body: 'DM Sans', sans-serif;
  --font-mono: 'DM Mono', monospace;
  --max-w:     1060px;
  --radius:    6px;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--navy);
  background: #fafbfc;
  -webkit-font-smoothing: antialiased;
}

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

.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 2rem;
}

/* ── Nav ─────────────────────────────────────────────────────────────────── */
nav {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 2.5rem;
  background: rgba(250,251,252,0.96);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--gray-100);
}

.logo {
  font-family: var(--font-head);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--navy);
  letter-spacing: -0.02em;
}

.logo span {
  color: var(--blue);
}

.nav-cta {
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 500;
  color: var(--white);
  background: var(--blue);
  padding: 0.5rem 1.1rem;
  border-radius: var(--radius);
  transition: background 0.15s, transform 0.1s, box-shadow 0.15s;
  box-shadow: 0 1px 4px rgba(50,102,173,0.25);
}

.nav-cta:hover {
  background: #2756a0;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(50,102,173,0.3);
}

/* ── Buttons ─────────────────────────────────────────────────────────────── */
.btn-primary {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 500;
  color: var(--white);
  background: var(--blue);
  padding: 0.75rem 1.6rem;
  border-radius: var(--radius);
  transition: background 0.15s, transform 0.1s, box-shadow 0.15s;
  box-shadow: 0 2px 8px rgba(50,102,173,0.3);
  letter-spacing: 0.01em;
}

.btn-primary:hover {
  background: #2756a0;
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(50,102,173,0.35);
}

.btn-lg {
  font-size: 16px;
  padding: 1rem 2.2rem;
}

/* ── Section tags ────────────────────────────────────────────────────────── */
.section-tag {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 0.75rem;
}

/* ── Rule line ───────────────────────────────────────────────────────────── */
.rule-line {
  border: none;
  border-top: 1px solid var(--gray-100);
}

/* ── Hero ────────────────────────────────────────────────────────────────── */
.hero {
  padding: 5rem 2rem 4.5rem;
  max-width: var(--max-w);
  margin: 0 auto;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 4rem;
  align-items: center;
}

.hero-tag {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 1.25rem;
  opacity: 0;
  animation: fadeUp 0.6s ease 0.1s forwards;
}

.hero h1 {
  font-family: var(--font-head);
  font-size: clamp(2.4rem, 4.5vw, 3.5rem);
  font-weight: 700;
  line-height: 1.15;
  color: var(--navy);
  margin-bottom: 1.25rem;
  letter-spacing: -0.02em;
  opacity: 0;
  animation: fadeUp 0.6s ease 0.2s forwards;
}

.hero h1 em {
  font-style: italic;
  color: var(--blue);
}

.hero-body {
  font-size: 16px;
  color: var(--gray-500);
  line-height: 1.75;
  max-width: 480px;
  margin-bottom: 2rem;
  opacity: 0;
  animation: fadeUp 0.6s ease 0.3s forwards;
}

.hero .btn-primary {
  opacity: 0;
  animation: fadeUp 0.6s ease 0.4s forwards;
}

.hero-note {
  margin-top: 0.75rem;
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--gray-300);
  letter-spacing: 0.04em;
  opacity: 0;
  animation: fadeUp 0.6s ease 0.5s forwards;
}

/* ── Stat cards ──────────────────────────────────────────────────────────── */
.stat-stack {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  opacity: 0;
  animation: fadeUp 0.6s ease 0.35s forwards;
}

.stat-card {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  background: var(--white);
  border: 1px solid var(--gray-100);
  border-radius: 10px;
  padding: 1.25rem 1.5rem;
  box-shadow: 0 2px 12px rgba(15,30,51,0.06);
  transition: transform 0.2s, box-shadow 0.2s;
}

.stat-card:hover {
  transform: translateX(4px);
  box-shadow: 0 4px 20px rgba(15,30,51,0.1);
}

.stat-card--1 { border-left: 3px solid var(--blue); }
.stat-card--2 { border-left: 3px solid var(--gold); }
.stat-card--3 { border-left: 3px solid #2d7a4a; }

.stat-num {
  font-family: var(--font-head);
  font-size: 2rem;
  font-weight: 700;
  color: var(--navy);
  line-height: 1;
  white-space: nowrap;
}

.stat-num sup {
  font-size: 1rem;
  vertical-align: super;
}

.stat-label {
  font-size: 12px;
  color: var(--gray-500);
  line-height: 1.4;
  font-family: var(--font-body);
}

/* ── Services ────────────────────────────────────────────────────────────── */
.services {
  padding: 5rem 0;
}

.services h2 {
  font-family: var(--font-head);
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  font-weight: 700;
  color: var(--navy);
  line-height: 1.2;
  margin-bottom: 3rem;
  letter-spacing: -0.02em;
}

.services-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--gray-100);
  border: 1px solid var(--gray-100);
  border-radius: 10px;
  overflow: hidden;
}

.service-card {
  background: var(--white);
  padding: 2rem 2.25rem;
  transition: background 0.2s;
}

.service-card:hover { background: var(--gray-50); }

.service-icon {
  font-size: 1.4rem;
  color: var(--blue);
  margin-bottom: 0.85rem;
  line-height: 1;
}

.service-card h3 {
  font-family: var(--font-head);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 0.6rem;
  letter-spacing: -0.01em;
}

.service-card p {
  font-size: 14px;
  color: var(--gray-500);
  line-height: 1.7;
}

/* ── Tagline band ────────────────────────────────────────────────────────── */
.tagline-band {
  padding: 2.5rem 0;
  background: var(--blue-lt);
}

.tagline-text {
  font-family: var(--font-head);
  font-size: clamp(1.1rem, 2vw, 1.4rem);
  color: var(--blue-dk);
  text-align: center;
  letter-spacing: -0.01em;
}

.tagline-text em {
  font-style: italic;
  color: var(--blue);
}

/* ── Process ─────────────────────────────────────────────────────────────── */
.process {
  padding: 5rem 0;
}

.process h2 {
  font-family: var(--font-head);
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 3rem;
  letter-spacing: -0.02em;
}

.steps {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr;
  gap: 1rem;
  align-items: start;
}

.step {
  background: var(--white);
  border: 1px solid var(--gray-100);
  border-radius: 10px;
  padding: 1.75rem;
  box-shadow: 0 2px 10px rgba(15,30,51,0.05);
}

.step-num {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  color: var(--blue);
  letter-spacing: 0.06em;
  display: block;
  margin-bottom: 0.75rem;
}

.step h3 {
  font-family: var(--font-head);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 0.6rem;
  letter-spacing: -0.01em;
}

.step p {
  font-size: 13px;
  color: var(--gray-500);
  line-height: 1.7;
}

.step-arrow {
  font-size: 1.25rem;
  color: var(--gray-300);
  padding-top: 1.75rem;
  align-self: flex-start;
}

/* ── Expertise pills ─────────────────────────────────────────────────────── */
.expertise {
  padding: 4rem 0;
}

.expertise-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1.25rem;
}

.expertise-pills span {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--blue-dk);
  background: var(--blue-lt);
  border: 1px solid rgba(50,102,173,0.2);
  border-radius: 4px;
  padding: 0.4rem 0.85rem;
}

/* ── Book section ────────────────────────────────────────────────────────── */
.book-section {
  padding: 6rem 0;
  text-align: center;
}

.book-section h2 {
  font-family: var(--font-head);
  font-size: clamp(2rem, 3.5vw, 3rem);
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
}

.book-body {
  font-size: 15px;
  color: var(--gray-500);
  max-width: 520px;
  margin: 0 auto 2.25rem;
  line-height: 1.8;
}

.book-note {
  margin-top: 1rem;
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--gray-300);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

/* ── Footer ──────────────────────────────────────────────────────────────── */
footer {
  background: var(--navy);
  padding: 2.5rem 2rem;
}

.footer-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-logo {
  font-family: var(--font-head);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--white);
}

.footer-logo span { color: var(--blue); }

.footer-tag {
  font-family: var(--font-mono);
  font-size: 10px;
  color: rgba(255,255,255,0.35);
  letter-spacing: 0.05em;
  margin-top: 0.3rem;
}

.footer-right {
  text-align: right;
  font-family: var(--font-mono);
  font-size: 10px;
  color: rgba(255,255,255,0.35);
  letter-spacing: 0.04em;
  line-height: 1.8;
}

/* ── Scroll reveal ───────────────────────────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ── Animations ──────────────────────────────────────────────────────────── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(18px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ── Responsive ──────────────────────────────────────────────────────────── */
@media (max-width: 780px) {
  .hero-grid   { grid-template-columns: 1fr; gap: 2.5rem; }
  .stat-stack  { flex-direction: row; flex-wrap: wrap; }
  .stat-card   { flex: 1; min-width: 140px; }
  .services-grid { grid-template-columns: 1fr; }
  .steps       { grid-template-columns: 1fr; }
  .step-arrow  { display: none; }
  nav          { padding: 0.85rem 1.25rem; }
  .hero        { padding: 3rem 1.25rem 3rem; }
  .book-section { padding: 4rem 0; }
  .footer-inner { flex-direction: column; text-align: center; }
  .footer-right { text-align: center; }
}

@media (max-width: 480px) {
  .stat-stack { flex-direction: column; }
}