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

:root {
  --bg:       #090910;
  --bg2:      #0f0f1a;
  --surface:  #13131f;
  --border:   rgba(255,255,255,0.07);
  --border2:  rgba(255,255,255,0.12);
  --fg:       #f4f1ec;
  --fg2:      #a09e9a;
  --fg3:      #5a5856;
  --gold:     #c8a96e;
  --gold2:    #e8c98a;

  --serif: 'DM Serif Display', Georgia, serif;
  --sans:  'DM Sans', system-ui, sans-serif;
  --mono:  'JetBrains Mono', monospace;

  --max: 1200px;
  --pad: clamp(1.5rem, 5vw, 5rem);
}

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
ul { list-style: none; }
em { font-style: italic; }

/* ===== NAV ===== */
#nav {
  position: fixed;
  inset: 0 0 auto;
  z-index: 100;
  display: flex;
  align-items: center;
  gap: 3rem;
  padding: 1.6rem var(--pad);
  border-bottom: 1px solid transparent;
  transition: border-color 0.4s, background 0.4s, padding 0.4s;
}
#nav.scrolled {
  background: rgba(9,9,16,0.9);
  backdrop-filter: blur(16px);
  border-color: var(--border);
  padding-top: 1rem;
  padding-bottom: 1rem;
}

.nav-logo {
  font-family: var(--mono);
  font-size: 1rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  color: var(--fg);
}

.nav-links {
  display: flex;
  gap: 2.5rem;
  margin-left: auto;
}
.nav-links a {
  font-size: 0.82rem;
  color: var(--fg2);
  letter-spacing: 0.04em;
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--fg); }

.nav-cta {
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  padding: 0.6rem 1.6rem;
  border: 1px solid var(--border2);
  color: var(--fg);
  transition: border-color 0.25s, background 0.25s, color 0.25s;
}
.nav-cta:hover {
  background: var(--gold);
  border-color: var(--gold);
  color: var(--bg);
}

/* ===== LABELS ===== */
.label {
  display: inline-block;
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  color: var(--gold);
  text-transform: uppercase;
  margin-bottom: 1.2rem;
}

/* ===== HERO ===== */
#hero {
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 10rem var(--pad) 0;
  position: relative;
  overflow: hidden;
}

#hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 50% at 70% 20%, rgba(200,169,110,0.05) 0%, transparent 60%),
    radial-gradient(ellipse 40% 40% at 20% 80%, rgba(100,80,180,0.04) 0%, transparent 60%);
  pointer-events: none;
}

.hero-eyebrow {
  display: flex;
  align-items: center;
  gap: 1rem;
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  color: var(--fg3);
  text-transform: uppercase;
  margin-bottom: 3rem;
  opacity: 0;
}
.eyebrow-line {
  display: block;
  width: 40px;
  height: 1px;
  background: var(--fg3);
}

.hero-title {
  font-family: var(--serif);
  font-size: clamp(4rem, 10vw, 9rem);
  font-weight: 400;
  line-height: 1.0;
  letter-spacing: -0.02em;
  margin-bottom: 4rem;
}
.hero-line {
  display: block;
  overflow: hidden;
}
.hero-line.italic { font-style: italic; color: var(--gold); }

.hero-bottom {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  padding-bottom: 4rem;
  align-items: end;
}

.hero-desc {
  font-size: 1rem;
  color: var(--fg2);
  line-height: 1.75;
  max-width: 440px;
  opacity: 0;
}

.hero-actions {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 1.2rem;
  opacity: 0;
}

.btn-primary {
  display: inline-block;
  font-family: var(--sans);
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  padding: 1rem 2.5rem;
  background: var(--gold);
  color: var(--bg);
  border: none;
  cursor: pointer;
  transition: background 0.25s, transform 0.2s;
}
.btn-primary:hover {
  background: var(--gold2);
  transform: translateY(-1px);
}

.btn-text {
  font-size: 0.85rem;
  color: var(--fg2);
  letter-spacing: 0.04em;
  transition: color 0.2s;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}
.btn-text:hover { color: var(--fg); }
.btn-text span { transition: transform 0.2s; }
.btn-text:hover span { transform: translateX(4px); }

.hero-divider {
  height: 1px;
  background: var(--border);
  margin: 0 calc(-1 * var(--pad));
}

.hero-stats-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-left: 1px solid var(--border);
}

.hs-item {
  padding: 2.5rem var(--pad) 2.5rem 2.5rem;
  border-right: 1px solid var(--border);
}

.hs-num {
  font-family: var(--serif);
  font-size: clamp(2.5rem, 4vw, 3.8rem);
  font-weight: 400;
  color: var(--fg);
  line-height: 1;
}
.hs-unit {
  font-family: var(--serif);
  font-size: 2rem;
  color: var(--gold);
}
.hs-item p {
  font-size: 0.78rem;
  color: var(--fg3);
  margin-top: 0.5rem;
  letter-spacing: 0.03em;
}

/* ===== INTRO ===== */
#intro {
  padding: 9rem var(--pad);
  border-top: 1px solid var(--border);
}

.intro-grid {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 4rem;
  max-width: var(--max);
  margin: 0 auto;
  align-items: start;
}

.intro-large {
  font-family: var(--serif);
  font-size: clamp(1.6rem, 2.8vw, 2.2rem);
  font-weight: 400;
  line-height: 1.45;
  color: var(--fg);
  margin-bottom: 2rem;
}

.intro-small {
  font-size: 1rem;
  color: var(--fg2);
  line-height: 1.8;
  max-width: 580px;
}

/* ===== SERVICES ===== */
#services {
  padding: 0 var(--pad) 9rem;
}

.section-header {
  max-width: var(--max);
  margin: 0 auto 4rem;
  display: flex;
  flex-direction: column;
}

.section-title {
  font-family: var(--serif);
  font-size: clamp(2.4rem, 4vw, 4rem);
  font-weight: 400;
  line-height: 1.15;
  letter-spacing: -0.02em;
}

.services-list {
  max-width: var(--max);
  margin: 0 auto;
  border-top: 1px solid var(--border);
}

.service-row {
  display: grid;
  grid-template-columns: 80px 240px 1fr 40px;
  gap: 2rem;
  align-items: start;
  padding: 3rem 0;
  border-bottom: 1px solid var(--border);
  transition: background 0.3s;
  cursor: default;
}
.service-row:hover { background: rgba(255,255,255,0.015); }

.service-num {
  font-family: var(--mono);
  font-size: 0.72rem;
  color: var(--fg3);
  letter-spacing: 0.1em;
  padding-top: 0.3rem;
}

.service-name h3 {
  font-family: var(--serif);
  font-size: 1.5rem;
  font-weight: 400;
  letter-spacing: -0.01em;
  margin-bottom: 0.5rem;
}
.service-tag {
  font-family: var(--mono);
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  color: var(--gold);
  text-transform: uppercase;
}

.service-desc p {
  font-size: 0.9rem;
  color: var(--fg2);
  margin-bottom: 1.2rem;
  line-height: 1.7;
}
.service-desc ul li {
  font-size: 0.82rem;
  color: var(--fg3);
  padding: 0.3rem 0;
  border-top: 1px solid var(--border);
}
.service-desc ul li:first-child { border-top: none; }

.service-arrow {
  font-size: 1.2rem;
  color: var(--fg3);
  padding-top: 0.2rem;
  transition: color 0.2s, transform 0.2s;
}
.service-row:hover .service-arrow {
  color: var(--gold);
  transform: translate(3px, -3px);
}

.service-row.last {
  grid-template-columns: 80px 240px 1fr;
  align-items: center;
}
.service-cta {
  font-family: var(--mono);
  font-size: 0.78rem;
  color: var(--gold);
  letter-spacing: 0.06em;
  transition: letter-spacing 0.2s;
  text-align: right;
}
.service-cta:hover { letter-spacing: 0.12em; }

/* ===== PROCESS ===== */
#process {
  padding: 9rem var(--pad);
  background: var(--bg2);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

#process .section-header { margin-bottom: 5rem; }

.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  max-width: var(--max);
  margin: 0 auto;
  border-left: 1px solid var(--border);
}

.process-card {
  padding: 3rem 2.5rem;
  border-right: 1px solid var(--border);
  position: relative;
}

.process-n {
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.15em;
  color: var(--gold);
  margin-bottom: 2rem;
}

.process-card h3 {
  font-family: var(--serif);
  font-size: 1.6rem;
  font-weight: 400;
  letter-spacing: -0.01em;
  margin-bottom: 1rem;
}
.process-card p {
  font-size: 0.88rem;
  color: var(--fg2);
  line-height: 1.75;
}

/* ===== CASES ===== */
#cases {
  padding: 9rem var(--pad);
}

.cases-list {
  max-width: var(--max);
  margin: 0 auto;
  border-top: 1px solid var(--border);
}

.case-item {
  padding: 4rem 0;
  border-bottom: 1px solid var(--border);
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: auto auto auto;
  column-gap: 6rem;
  row-gap: 1.5rem;
}

.case-meta {
  grid-column: 1 / -1;
  display: flex;
  align-items: center;
  gap: 1.5rem;
}
.case-industry {
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  color: var(--gold);
  text-transform: uppercase;
}
.case-year {
  font-family: var(--mono);
  font-size: 0.68rem;
  color: var(--fg3);
}

.case-item h3 {
  font-family: var(--serif);
  font-size: clamp(1.5rem, 2.5vw, 2.2rem);
  font-weight: 400;
  letter-spacing: -0.02em;
  line-height: 1.3;
}
.case-item > p {
  font-size: 0.9rem;
  color: var(--fg2);
  line-height: 1.75;
  align-self: center;
}

.case-results {
  grid-column: 1 / -1;
  display: flex;
  gap: 4rem;
  padding-top: 1rem;
}
.case-result span {
  display: block;
  font-family: var(--serif);
  font-size: 2.4rem;
  font-weight: 400;
  color: var(--fg);
  line-height: 1;
}
.case-result p {
  font-size: 0.75rem;
  color: var(--fg3);
  margin-top: 0.4rem;
  letter-spacing: 0.03em;
}

/* ===== PRICING ===== */
#pricing {
  padding: 9rem var(--pad);
  background: var(--bg2);
  border-top: 1px solid var(--border);
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  max-width: var(--max);
  margin: 0 auto;
  border: 1px solid var(--border);
}

.plan {
  padding: 3.5rem 3rem;
  border-right: 1px solid var(--border);
  position: relative;
}
.plan:last-child { border-right: none; }

.plan.featured {
  background: var(--surface);
}

.plan-badge {
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gold);
  border: 1px solid var(--gold);
  display: inline-block;
  padding: 0.25rem 0.8rem;
  margin-bottom: 2rem;
}

.plan-header {
  margin-bottom: 1.5rem;
}
.plan-name {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.15em;
  color: var(--fg2);
  text-transform: uppercase;
  display: block;
  margin-bottom: 0.8rem;
}
.plan-price {
  font-family: var(--serif);
  font-size: 2.8rem;
  font-weight: 400;
  color: var(--fg);
  line-height: 1;
}
.plan-price span {
  font-family: var(--sans);
  font-size: 0.85rem;
  color: var(--fg3);
  margin-left: 0.3rem;
}

.plan > p {
  font-size: 0.88rem;
  color: var(--fg2);
  margin-bottom: 2.5rem;
  line-height: 1.6;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--border);
}

.plan ul {
  margin-bottom: 3rem;
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
}
.plan ul li {
  font-size: 0.85rem;
  color: var(--fg);
  display: flex;
  gap: 0.8rem;
  align-items: baseline;
}
.plan ul li span { color: var(--gold); font-size: 0.8rem; }
.plan ul li.off { color: var(--fg3); }
.plan ul li.off span { color: var(--fg3); }

.plan-btn {
  display: block;
  text-align: center;
  font-size: 0.82rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  padding: 0.9rem 1.5rem;
  border: 1px solid var(--border2);
  color: var(--fg);
  transition: border-color 0.2s, color 0.2s, background 0.2s;
}
.plan-btn:hover { border-color: var(--fg); }

.featured-btn {
  background: var(--gold);
  border-color: var(--gold);
  color: var(--bg);
}
.featured-btn:hover {
  background: var(--gold2);
  border-color: var(--gold2);
  color: var(--bg);
}

/* ===== CTA ===== */
#contact {
  padding: 10rem var(--pad);
  border-top: 1px solid var(--border);
}

.cta-wrap {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8rem;
  max-width: var(--max);
  margin: 0 auto;
  align-items: start;
}

.cta-title {
  font-family: var(--serif);
  font-size: clamp(2.5rem, 4vw, 4rem);
  font-weight: 400;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 1.5rem;
}

.cta-left > p {
  font-size: 0.95rem;
  color: var(--fg2);
  line-height: 1.8;
  max-width: 400px;
}

.cta-form {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.form-field {
  border-top: 1px solid var(--border);
  padding: 1.5rem 0;
}
.form-field:last-of-type { border-bottom: 1px solid var(--border); margin-bottom: 2rem; }

.form-field label {
  display: block;
  font-family: var(--mono);
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  color: var(--fg3);
  text-transform: uppercase;
  margin-bottom: 0.6rem;
}

.form-field input {
  width: 100%;
  background: transparent;
  border: none;
  outline: none;
  font-family: var(--sans);
  font-size: 1rem;
  color: var(--fg);
  padding: 0;
}
.form-field input::placeholder { color: var(--fg3); }

/* ===== FOOTER ===== */
footer {
  border-top: 1px solid var(--border);
  padding: 3rem var(--pad);
}

.footer-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 3rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid var(--border);
}

.footer-logo {
  font-family: var(--mono);
  font-size: 0.95rem;
  letter-spacing: 0.2em;
  color: var(--fg2);
}

.footer-nav {
  display: flex;
  gap: 2.5rem;
}
.footer-nav a {
  font-size: 0.82rem;
  color: var(--fg3);
  letter-spacing: 0.03em;
  transition: color 0.2s;
}
.footer-nav a:hover { color: var(--fg); }

.footer-bottom {
  display: flex;
  justify-content: space-between;
  font-family: var(--mono);
  font-size: 0.68rem;
  color: var(--fg3);
  letter-spacing: 0.06em;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 960px) {
  :root { --pad: 1.5rem; }
  .nav-links { display: none; }
  .hero-title { font-size: clamp(3rem, 12vw, 5.5rem); }
  .hero-bottom { grid-template-columns: 1fr; gap: 2rem; }
  .hero-stats-row { grid-template-columns: repeat(2, 1fr); }
  .intro-grid { grid-template-columns: 1fr; }
  .service-row { grid-template-columns: 60px 1fr; grid-template-rows: auto auto auto; }
  .service-row .service-arrow { display: none; }
  .service-row.last { grid-template-columns: 60px 1fr; }
  .service-cta { text-align: left; }
  .process-grid { grid-template-columns: repeat(2, 1fr); }
  .case-item { grid-template-columns: 1fr; column-gap: 0; }
  .case-results { flex-wrap: wrap; gap: 2rem; }
  .pricing-grid { grid-template-columns: 1fr; }
  .plan { border-right: none; border-bottom: 1px solid var(--border); }
  .cta-wrap { grid-template-columns: 1fr; gap: 4rem; }
  .footer-top { flex-direction: column; gap: 2rem; align-items: flex-start; }
  .footer-nav { flex-wrap: wrap; gap: 1rem 2rem; }
}