/* ============================================================
   VERCEL-STYLE DESIGN SYSTEM — White palette, navy accent
   ============================================================ */

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

:root {
  --accent: #1a3a6b;
  --accent-light: #2a52a0;
  --accent-bg: #edf2fa;

  --foreground: #171717;
  --secondary: #666;
  --tertiary: #888;
  --border: #eaeaea;
  --bg: #fff;
  --bg-secondary: #fafafa;
  --bg-card: #fff;

  --max-w: 1100px;
  --radius: 12px;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: 'Lato', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-weight: 400;
  color: var(--foreground);
  background: var(--bg);
  line-height: 1.5;
  overflow-x: hidden;
}

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

::selection {
  background: var(--accent);
  color: #fff;
}

/* ============================================================
   TYPOGRAPHY — Vercel-style: large, tight, confident
   ============================================================ */

h1, h2, h3, h4 {
  font-weight: 700;
  line-height: 1.15;
  color: var(--foreground);
  letter-spacing: -0.04em;
}

h2 {
  font-size: clamp(2.2rem, 5vw, 3.2rem);
  letter-spacing: -0.05em;
}

h3 {
  font-size: clamp(1.1rem, 1.8vw, 1.3rem);
  letter-spacing: -0.02em;
}

p {
  color: var(--secondary);
  line-height: 1.6;
  font-size: 1rem;
}

/* ============================================================
   LAYOUT
   ============================================================ */

.w {
  max-width: var(--max-w);
  margin: 0 auto;
  padding-left: 24px;
  padding-right: 24px;
}

section {
  padding: 128px 0;
}

/* Vercel's signature horizontal rule between sections */
.divider {
  border: none;
  border-top: 1px solid var(--border);
  margin: 0;
}

/* ============================================================
   BUTTONS — Vercel style
   ============================================================ */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: inherit;
  font-weight: 500;
  font-size: 0.875rem;
  height: 40px;
  padding: 0 16px;
  border-radius: 8px;
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: all 0.15s ease;
  white-space: nowrap;
}

.btn:hover { text-decoration: none; }

.btn--primary {
  background: var(--foreground);
  color: var(--bg);
  box-shadow: 0 0 0 1px var(--foreground);
}

.btn--primary:hover {
  background: #333;
  color: var(--bg);
}

.btn--secondary {
  background: var(--bg);
  color: var(--foreground);
  box-shadow: inset 0 0 0 1px var(--border);
}

.btn--secondary:hover {
  background: var(--bg-secondary);
  box-shadow: inset 0 0 0 1px #ccc;
}

.btn--large {
  height: 48px;
  padding: 0 24px;
  font-size: 0.9375rem;
  border-radius: 8px;
}

.btn svg { transition: transform 0.15s ease; }
.btn:hover svg { transform: translateX(2px); }

/* ============================================================
   NAVIGATION — Vercel-style frosted glass
   ============================================================ */

nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: 64px;
  display: flex;
  align-items: center;
  border-bottom: 1px solid transparent;
  transition: background 0.2s, border-color 0.2s, backdrop-filter 0.2s;
}

nav.scrolled {
  background: rgba(255,255,255,0.8);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom-color: var(--border);
}

.nav-inner {
  max-width: var(--max-w);
  width: 100%;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.wordmark-group {
  display: flex;
  flex-direction: column;
  text-decoration: none;
  line-height: 1;
}

.wordmark {
  font-size: 1.15rem;
  font-weight: 800;
  letter-spacing: -0.05em;
  color: var(--foreground);
}

.wordmark .ai { color: var(--accent); }

.wordmark-by {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 0.6rem;
  font-weight: 400;
  color: var(--tertiary);
  margin-top: 2px;
  letter-spacing: 0.01em;
}

.wordmark-phoenix {
  height: 10px;
  width: auto;
  opacity: 0.7;
  transition: opacity 0.15s;
}

.wordmark-group:hover .wordmark-phoenix {
  opacity: 1;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  list-style: none;
}

.nav-links a {
  font-size: 0.8125rem;
  font-weight: 400;
  color: var(--tertiary);
  transition: color 0.15s;
  letter-spacing: 0.01em;
}

.nav-links a:hover { color: var(--foreground); }

.nav-links .btn--nav {
  margin-left: 8px;
  height: 34px;
  padding: 0 14px;
  font-size: 0.8125rem;
  font-weight: 500;
  border-radius: 6px;
  background: var(--accent);
  color: #fff;
  box-shadow: none;
  letter-spacing: 0.01em;
  transition: background 0.15s ease, transform 0.1s ease;
}

.nav-links .btn--nav:hover {
  background: var(--accent-light);
  color: #fff;
  transform: translateY(-1px);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px;
}

.nav-toggle span {
  display: block;
  width: 18px;
  height: 1.5px;
  background: var(--foreground);
  border-radius: 2px;
  transition: all 0.2s;
}

/* ============================================================
   HERO — Vercel centered, massive heading
   ============================================================ */

#hero {
  min-height: 100vh;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 64px 24px;
  position: relative;
  overflow: hidden;
}

.hero-mesh {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
}

.hero-content {
  position: relative;
  z-index: 1;
}

.scroll-hint {
  z-index: 1;
}

.hero-word {
  font-size: clamp(6rem, 18vw, 14rem);
  font-weight: 800;
  letter-spacing: -0.06em;
  line-height: 0.9;
  color: var(--foreground);
  display: inline-flex;
  align-items: baseline;
  position: relative;
  margin-bottom: 20px;
}

.swap-zone {
  position: relative;
  display: inline-block;
}

.incoming-i {
  position: absolute;
  top: 0; left: 0;
  width: 100%;
  text-align: center;
  color: var(--accent);
  opacity: 0;
  transform: translateY(-140px);
  animation: dropI 0.55s cubic-bezier(0.22,1,0.36,1) forwards 0.9s;
}

.outgoing-g {
  animation: fadeOutG 0.25s ease forwards 0.95s;
}

.char-a {
  opacity: 0;
  animation: slideUp 0.4s ease forwards 0.05s, toBlue 0.3s ease forwards 1.15s;
}

.char-rest {
  opacity: 0;
}

@keyframes slideUp {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes dropI {
  from { opacity: 0; transform: translateY(-140px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeOutG {
  from { opacity: 1; }
  to { opacity: 0; }
}

@keyframes toBlue { to { color: var(--accent); } }

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(6px); }
}

/* Reverse animations for looping hero */
@keyframes fadeInG {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes riseI {
  from { opacity: 1; transform: translateY(0); }
  to { opacity: 0; transform: translateY(-140px); }
}

@keyframes toBlack {
  to { color: var(--foreground); }
}

.hero-phoenix {
  position: absolute;
  right: calc(50% - 280px);
  top: calc(50% - 32px);
  height: 27px;
  width: auto;
  opacity: 0;
  animation: fadeUp 0.4s ease forwards 1.4s;
}

.hero-tagline {
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  opacity: 0;
  animation: fadeUp 0.45s ease forwards 1.55s;
  margin-bottom: 20px;
}

.hero-highlight {
  font-size: clamp(1.1rem, 2vw, 1.35rem);
  font-weight: 700;
  color: var(--foreground);
  letter-spacing: -0.02em;
  opacity: 0;
  animation: fadeUp 0.45s ease forwards 1.75s;
  margin-bottom: 12px;
}

.hero-desc {
  font-size: clamp(0.95rem, 1.5vw, 1.05rem);
  color: var(--secondary);
  max-width: 480px;
  margin: 0 auto 40px;
  line-height: 1.65;
  opacity: 0;
  animation: fadeUp 0.45s ease forwards 1.95s;
}

.hero-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
  opacity: 0;
  animation: fadeUp 0.45s ease forwards 2.1s;
}

.scroll-hint {
  position: absolute;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  opacity: 0;
  animation: fadeIn 0.5s ease forwards 2.8s;
}

.scroll-hint span {
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--tertiary);
}

.scroll-hint-dot {
  width: 4px; height: 4px;
  border-radius: 50%;
  background: var(--tertiary);
  animation: float 2s ease-in-out infinite 3.2s;
}

/* ============================================================
   OUTCOMES — Vercel-style feature grid
   ============================================================ */

#outcomes {
  background: var(--bg-secondary);
  padding: 128px 0;
}

.section-header {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 72px;
}

.section-header p {
  margin-top: 16px;
  font-size: 1rem;
  color: var(--secondary);
}

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

.o-cell {
  background: var(--bg);
  padding: 40px 32px;
}

.o-cell h3 {
  margin-bottom: 8px;
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.o-cell p {
  font-size: 0.875rem;
  color: var(--secondary);
  line-height: 1.6;
}

.o-icon {
  width: 32px;
  height: 32px;
  margin-bottom: 16px;
  color: var(--accent);
}

/* ============================================================
   CONTRAST — two-col comparison
   ============================================================ */

#contrast {
  padding: 128px 0;
  background: var(--bg);
}

.contrast-header {
  max-width: 580px;
  margin-bottom: 64px;
}

.contrast-header p {
  margin-top: 16px;
  color: var(--secondary);
}

.contrast-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.contrast-card {
  border-radius: var(--radius);
  padding: 40px 36px;
}

.contrast-card--left {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
}

.contrast-card--right {
  background: var(--foreground);
  color: #fff;
}

.contrast-title {
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 28px;
}

.contrast-card--left .contrast-title { color: var(--tertiary); }
.contrast-card--right .contrast-title { color: rgba(255,255,255,0.4); }

.contrast-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.contrast-list li {
  display: flex;
  gap: 12px;
  font-size: 0.9rem;
  line-height: 1.5;
  align-items: flex-start;
}

.contrast-card--left .contrast-list li { color: var(--secondary); }
.contrast-card--right .contrast-list li { color: rgba(255,255,255,0.8); }

.c-icon {
  margin-top: 4px;
  flex-shrink: 0;
  font-size: 0.75rem;
  line-height: 1;
}

.contrast-card--left .c-icon { color: var(--tertiary); }
.contrast-card--right .c-icon { color: rgba(255,255,255,0.35); }

/* ============================================================
   DEFINITION — centered quote + pillar cards
   ============================================================ */

#definition {
  padding: 128px 0;
  background: var(--bg-secondary);
}

.def-inner {
  max-width: 720px;
  margin: 0 auto 80px;
  text-align: center;
}

.def-inner h2 { margin-bottom: 24px; }

.def-quote {
  font-size: clamp(1.05rem, 1.6vw, 1.2rem);
  color: var(--secondary);
  line-height: 1.7;
  max-width: 600px;
  margin: 0 auto;
}

.pillars {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.p-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 24px;
  transition: box-shadow 0.2s, border-color 0.2s;
}

.p-card:hover {
  border-color: #ccc;
  box-shadow: 0 8px 30px rgba(0,0,0,0.04);
}

.p-num {
  font-size: 0.6875rem;
  font-weight: 600;
  color: var(--tertiary);
  letter-spacing: 0.06em;
  margin-bottom: 14px;
}

.p-card h3 {
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 8px;
  letter-spacing: -0.01em;
}

.p-card p {
  font-size: 0.8125rem;
  color: var(--secondary);
  line-height: 1.6;
}

/* ============================================================
   HOW IT WORKS — alternating feature rows (Vercel-style)
   ============================================================ */

#how {
  padding: 128px 0;
  background: var(--bg);
}

.how-header {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 100px;
}

.how-header p {
  margin-top: 16px;
  color: var(--secondary);
}

.feature-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
  margin-bottom: 100px;
}

.feature-row:last-child { margin-bottom: 0; }

.feature-row--reverse { direction: rtl; }
.feature-row--reverse > * { direction: ltr; }

.feature-text h3 {
  font-size: clamp(1.3rem, 2vw, 1.6rem);
  margin-bottom: 16px;
  letter-spacing: -0.03em;
  line-height: 1.2;
}

.feature-text p {
  font-size: 0.9375rem;
  color: var(--secondary);
  line-height: 1.7;
  margin-bottom: 10px;
}

.feature-text p:last-child { margin-bottom: 0; }

/* Diagram cards */
.diagram {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
}

/* Before/After */
.ba-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.ba-col h4 {
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 14px;
}

.ba-col--before h4 { color: var(--tertiary); }
.ba-col--after h4 { color: var(--accent); }

.ba-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border-radius: 6px;
  font-size: 0.75rem;
  font-weight: 500;
  margin-bottom: 4px;
}

.ba-col--before .ba-item {
  background: var(--bg);
  color: var(--secondary);
  border: 1px solid var(--border);
}

.ba-col--after .ba-item {
  background: var(--accent-bg);
  color: var(--accent);
  border: 1px solid transparent;
}

.ba-dot {
  width: 5px; height: 5px;
  border-radius: 50%;
  flex-shrink: 0;
}

.ba-col--before .ba-dot { background: #ccc; }
.ba-col--after .ba-dot { background: var(--accent); }

.ai-badge {
  margin-left: auto;
  font-size: 0.5625rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  background: var(--accent);
  color: #fff;
  padding: 2px 5px;
  border-radius: 3px;
}

/* Layer stack */
.layer-stack {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.layer {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  border-radius: 8px;
  font-size: 0.8125rem;
  font-weight: 500;
  transition: transform 0.15s;
}

.layer:hover { transform: translateX(3px); }

.l-num {
  width: 22px; height: 22px;
  border-radius: 5px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.6875rem;
  font-weight: 700;
  flex-shrink: 0;
}

.l-detail {
  margin-left: auto;
  font-size: 0.6875rem;
  font-weight: 400;
  opacity: 0.6;
}

.layer--1 { background: #e8eef7; color: #1a3a6b; }
.layer--1 .l-num { background: #1a3a6b; color: #fff; }

.layer--2 { background: #e4f0ed; color: #1a5c4a; }
.layer--2 .l-num { background: #1a5c4a; color: #fff; }

.layer--3 { background: #ece6f3; color: #4a2d7a; }
.layer--3 .l-num { background: #4a2d7a; color: #fff; }

.layer--4 { background: #fdf0dd; color: #7a5a1e; }
.layer--4 .l-num { background: #7a5a1e; color: #fff; }

.layer--5 { background: #fce4e4; color: #7a1e2d; }
.layer--5 .l-num { background: #7a1e2d; color: #fff; }

/* SDLC Flow */
.flow {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.flow-row {
  display: grid;
  grid-template-columns: 90px 1fr;
  gap: 14px;
  align-items: center;
  padding: 10px 0;
}

.flow-name {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--foreground);
  text-align: right;
  padding-right: 14px;
  border-right: 2px solid var(--accent);
}

.flow-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
}

.chip {
  font-size: 0.6875rem;
  font-weight: 500;
  padding: 4px 8px;
  border-radius: 4px;
}

.chip--default {
  background: var(--bg);
  color: var(--secondary);
  border: 1px solid var(--border);
}

.chip--ai {
  background: var(--accent-bg);
  color: var(--accent);
}

.flow-hr {
  height: 1px;
  background: var(--border);
  grid-column: 1 / -1;
  margin: 2px 0;
}

/* ============================================================
   READINESS — Vercel-style split
   ============================================================ */

#ready {
  padding: 128px 0;
  background: var(--bg-secondary);
}

.ready-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.ready-text h2 { margin-bottom: 16px; }
.ready-text p { margin-bottom: 32px; color: var(--secondary); }

.signals {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.sig {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 0.875rem;
  color: var(--foreground);
  transition: border-color 0.15s;
}

.sig:hover { border-color: #ccc; }

.sig-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
}

/* ============================================================
   CONTACT — form section
   ============================================================ */

#contact {
  padding: 128px 0;
  background: var(--bg);
}

.contact-split {
  display: grid;
  grid-template-columns: 5fr 6fr;
  gap: 64px;
  align-items: start;
}

.contact-text h2 {
  font-size: clamp(1.5rem, 2.5vw, 2rem);
  margin-bottom: 16px;
}

.contact-text p {
  font-size: 0.9375rem;
  color: var(--secondary);
  line-height: 1.65;
  margin-bottom: 28px;
}

.contact-meta {
  font-size: 0.8125rem;
  color: var(--tertiary);
  line-height: 1.6;
}

.form-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 14px;
}

.form-group label {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--foreground);
}

.form-group input,
.form-group textarea,
.form-group select {
  font-family: inherit;
  font-size: 0.875rem;
  color: var(--foreground);
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 10px 12px;
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
  width: 100%;
  -webkit-appearance: none;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: #aaa;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(26,58,107,0.06);
}

.form-group textarea {
  resize: vertical;
  min-height: 100px;
  line-height: 1.5;
}

.form-submit {
  width: 100%;
  justify-content: center;
  margin-top: 4px;
  height: 44px;
}

.form-success {
  display: none;
  text-align: center;
  padding: 40px 16px;
}

.form-success-icon {
  width: 48px; height: 48px;
  border-radius: 50%;
  background: #dcfce7;
  color: #16a34a;
  font-size: 1.2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 14px;
}

.form-success h3 { font-size: 1rem; margin-bottom: 6px; }
.form-success p { font-size: 0.875rem; color: var(--secondary); }

/* ============================================================
   FOOTER — Vercel minimal
   ============================================================ */

footer {
  padding: 24px 0;
  border-top: 1px solid var(--border);
}

.footer-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer-wordmark-group {
  display: flex;
  flex-direction: column;
  line-height: 1;
}

.footer-wordmark {
  font-size: 1rem;
  font-weight: 800;
  letter-spacing: -0.05em;
  color: var(--foreground);
}

.footer-wordmark .ai { color: var(--accent); }

.footer-links {
  display: flex;
  gap: 24px;
  list-style: none;
}

.footer-links a {
  font-size: 0.8125rem;
  color: var(--tertiary);
  transition: color 0.15s;
}

.footer-links a:hover { color: var(--foreground); }

.footer-copy {
  font-size: 0.75rem;
  color: var(--tertiary);
}

/* ============================================================
   SCROLL REVEAL
   ============================================================ */

[data-reveal] {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

[data-reveal].revealed {
  opacity: 1;
  transform: translateY(0);
}

[data-reveal][data-d="1"] { transition-delay: 0.1s; }
[data-reveal][data-d="2"] { transition-delay: 0.2s; }
[data-reveal][data-d="3"] { transition-delay: 0.3s; }

/* ============================================================
   TEAM CIRCLE DIAGRAM — 3D perspective ring
   ============================================================ */

.team-diagram {
  position: relative;
  width: 100%;
  padding-top: 100%;
}

.team-ring {
  position: absolute;
  inset: 10%;
  border: 2px solid var(--border);
  border-radius: 50%;
  transform: perspective(600px) rotateX(55deg);
}

.team-ring-inner {
  position: absolute;
  inset: 28%;
  border: 1.5px dashed var(--border);
  border-radius: 50%;
}

.team-center {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
  z-index: 2;
}

.team-center-label {
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-bg);
  padding: 6px 14px;
  border-radius: 6px;
  white-space: nowrap;
}

.team-center-sub {
  font-size: 0.625rem;
  color: var(--tertiary);
  margin-top: 4px;
  font-weight: 500;
}

.team-node {
  position: absolute;
  transform: translate(-50%, -50%);
  z-index: 3;
}

.team-node-inner {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 8px 14px;
  text-align: center;
  white-space: nowrap;
  transition: border-color 0.15s, box-shadow 0.15s;
  box-shadow: 0 2px 8px rgba(0,0,0,0.04);
}

.team-node-inner:hover {
  border-color: var(--accent);
  box-shadow: 0 4px 16px rgba(26,58,107,0.1);
}

.team-node-title {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--foreground);
  line-height: 1.3;
}

.team-node-detail {
  font-size: 0.625rem;
  color: var(--tertiary);
  margin-top: 2px;
}

/* Node positions — elliptical arrangement for 3D effect */
.team-node--pm   { top: 30%; left: 50%; }
.team-node--sme  { top: 40%; left: 88%; }
.team-node--pd   { top: 66%; left: 88%; }
.team-node--pe   { top: 82%; left: 50%; }
.team-node--qa   { top: 66%; left: 12%; }
.team-node--user { top: 40%; left: 12%; }

/* Connector lines from nodes toward center */
.team-connector {
  position: absolute;
  background: var(--border);
  z-index: 1;
}

/* ============================================================
   MEASUREMENT SECTION
   ============================================================ */

#measurement {
  padding: 128px 0;
  background: var(--bg);
}

.measure-header {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 64px;
}

.measure-header p {
  margin-top: 16px;
  color: var(--secondary);
}

.measure-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.measure-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 24px;
  text-align: center;
  transition: border-color 0.15s;
}

.measure-card:hover {
  border-color: #ccc;
}

.measure-icon {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: var(--accent-bg);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 14px;
}

.measure-card h3 {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--foreground);
  margin-bottom: 6px;
  letter-spacing: -0.01em;
}

.measure-card p {
  font-size: 0.8125rem;
  color: var(--secondary);
  line-height: 1.55;
}

/* ============================================================
   RESPONSIVE — TABLET
   ============================================================ */

@media (max-width: 900px) {
  section { padding: 88px 0; }

  .outcomes-grid { grid-template-columns: 1fr 1fr; }
  .pillars { grid-template-columns: 1fr 1fr; }
  .contrast-grid { grid-template-columns: 1fr; }

  .feature-row,
  .feature-row--reverse {
    grid-template-columns: 1fr;
    gap: 40px;
    direction: ltr;
  }
  .feature-row--reverse > * { direction: ltr; }

  .hero-phoenix {
    right: calc(50% - 200px);
    top: calc(50% - 40px);
    height: 24px;
  }

  .ready-split { grid-template-columns: 1fr; gap: 48px; }
  .contact-split { grid-template-columns: 1fr; gap: 40px; }
  .measure-grid { grid-template-columns: 1fr 1fr; }

  .nav-links {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(255,255,255,0.98);
    backdrop-filter: blur(20px);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 24px;
    z-index: 99;
  }

  .nav-links.open { display: flex; }
  .nav-links a { font-size: 1.05rem; }
  .nav-toggle { display: flex; z-index: 101; }
}

/* ============================================================
   RESPONSIVE — MOBILE
   ============================================================ */

@media (max-width: 600px) {
  section { padding: 72px 0; }
  .w { padding-left: 16px; padding-right: 16px; }
  .nav-inner { padding: 0 16px; }
  .footer-inner {
    padding: 0 16px;
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }

  #hero { padding: 64px 16px; }

  .hero-phoenix {
    right: 52px;
    top: calc(50% - 122px);
    height: 18px;
  }

  .outcomes-grid { grid-template-columns: 1fr; }
  .pillars { grid-template-columns: 1fr; }
  .ba-grid { grid-template-columns: 1fr; }
  .flow-row { grid-template-columns: 70px 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .form-card { padding: 24px 16px; }

  .hero-actions { flex-direction: column; align-items: stretch; }
  .btn { justify-content: center; }
  .footer-links { gap: 14px; flex-wrap: wrap; }

  .feature-row { gap: 32px; margin-bottom: 72px; }
  .measure-grid { grid-template-columns: 1fr 1fr; }

  .team-node-inner { padding: 6px 10px; }
  .team-node-title { font-size: 0.65rem; }
  .team-node-detail { display: none; }
}