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

:root {
  --black: #0a0a0a;
  --white: #ffffff;
  --gray-50: #fafafa;
  --gray-100: #f4f4f4;
  --gray-200: #e8e8e8;
  --gray-400: #a0a0a0;
  --gray-600: #606060;
  --gray-800: #1a1a1a;
  --accent: #7C5CFC;
  --accent-light: #a78bfa;
  --accent-muted: #ede9fe;
  --radius: 16px;
  --radius-sm: 8px;
  --transition: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

html { scroll-behavior: smooth; }
body {
  font-family: 'Inter', sans-serif;
  background: var(--white);
  color: var(--black);
  line-height: 1.6;
  overflow-x: hidden;
}

/* ── NAV ──────────────────────────────────────────────── */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 60px;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--gray-200);
}
.logo { font-size: 1.35rem; font-weight: 800; letter-spacing: -0.5px; color: var(--black); text-decoration: none; }
.logo span { color: var(--accent); }
.nav-links { display: flex; align-items: center; gap: 36px; list-style: none; }
.nav-links a { font-size: 0.875rem; font-weight: 500; color: var(--gray-600); text-decoration: none; transition: color var(--transition); }
.nav-links a:hover { color: var(--black); }
.nav-cta { background: var(--black); color: var(--white) !important; padding: 10px 22px; border-radius: 100px; font-weight: 600 !important; transition: background var(--transition), transform var(--transition) !important; }
.nav-cta:hover { background: var(--accent) !important; transform: translateY(-1px); color: var(--white) !important; }

/* ── PAGE HEADER ──────────────────────────────────────── */
.page-header {
  padding: 160px 60px 80px;
  background: var(--gray-50);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.page-header::before {
  content: '';
  position: absolute;
  top: -150px; left: 50%;
  transform: translateX(-50%);
  width: 700px; height: 700px;
  background: radial-gradient(circle, rgba(124,92,252,0.07) 0%, transparent 70%);
  pointer-events: none;
}
.page-label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-muted);
  padding: 6px 16px;
  border-radius: 100px;
  margin-bottom: 24px;
}
.page-header h1 {
  font-size: clamp(2.8rem, 6vw, 5rem);
  font-weight: 900;
  letter-spacing: -3px;
  line-height: 1.0;
  color: var(--black);
  margin-bottom: 20px;
}
.page-header p {
  font-size: 1.05rem;
  color: var(--gray-600);
  max-width: 540px;
  margin: 0 auto 32px;
  line-height: 1.75;
}
.header-pills {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}
.pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--accent);
  background: var(--accent-muted);
  border: 1.5px solid rgba(124,92,252,0.2);
  padding: 8px 20px;
  border-radius: 100px;
  text-decoration: none;
  transition: all var(--transition);
}
.pill:hover { background: var(--accent); color: var(--white); }

/* ── SHARED LABELS ────────────────────────────────────── */
.section-label { font-size: 0.75rem; font-weight: 700; letter-spacing: 2px; text-transform: uppercase; color: var(--accent); margin-bottom: 14px; }
.section-title { font-size: clamp(2rem, 4vw, 3.2rem); font-weight: 800; letter-spacing: -1.5px; line-height: 1.08; color: var(--black); margin-bottom: 16px; }
.section-desc { font-size: 1rem; color: var(--gray-600); max-width: 600px; line-height: 1.75; }

/* ── ROADMAP SECTION ───────────────────────────────────── */
.roadmap-section {
  padding: 100px 60px;
  background: var(--white);
}
.roadmap-intro {
  max-width: 640px;
  margin: 0 auto 48px;
  text-align: center;
}

/* TYPE TABS */
.type-tabs {
  display: flex;
  gap: 8px;
  justify-content: center;
  margin-bottom: 64px;
  flex-wrap: wrap;
}
.type-tab {
  background: var(--gray-100);
  border: 1.5px solid var(--gray-200);
  color: var(--gray-600);
  font-size: 0.875rem;
  font-weight: 600;
  padding: 10px 28px;
  border-radius: 100px;
  cursor: pointer;
  transition: all var(--transition);
  font-family: 'Inter', sans-serif;
}
.type-tab:hover { border-color: var(--accent); color: var(--accent); }
.type-tab.active {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--white);
  box-shadow: 0 4px 20px rgba(124,92,252,0.3);
}

/* ROADMAP STEPS */
.roadmap {
  max-width: 780px;
  margin: 0 auto;
  position: relative;
}

.rm-step {
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 0 28px;
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.rm-step.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger delays */
.rm-step[data-step="1"] { transition-delay: 0s; }
.rm-step[data-step="2"] { transition-delay: 0.1s; }
.rm-step[data-step="3"] { transition-delay: 0.2s; }
.rm-step[data-step="4"] { transition-delay: 0.3s; }
.rm-step[data-step="5"] { transition-delay: 0.4s; }
.rm-step[data-step="6"] { transition-delay: 0.5s; }
.rm-step[data-step="7"] { transition-delay: 0.6s; }

/* CONNECTOR */
.rm-connector {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding-top: 2px;
}
.rm-node {
  width: 48px; height: 48px;
  border-radius: 50%;
  background: var(--accent-muted);
  border: 2px solid var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: background var(--transition), box-shadow var(--transition);
  position: relative;
  z-index: 2;
}
.rm-node span {
  font-size: 0.75rem;
  font-weight: 800;
  color: var(--accent);
  letter-spacing: 0.5px;
}
.rm-step:hover .rm-node {
  background: var(--accent);
  box-shadow: 0 0 0 6px rgba(124,92,252,0.12);
}
.rm-step:hover .rm-node span { color: var(--white); }

.node-final {
  background: var(--accent) !important;
  box-shadow: 0 0 0 6px rgba(124,92,252,0.15);
}
.node-final span { color: var(--white) !important; }

.rm-line {
  width: 2px;
  flex: 1;
  min-height: 40px;
  background: linear-gradient(to bottom, var(--accent), rgba(124,92,252,0.15));
  margin: 4px 0;
  transform-origin: top;
  transform: scaleY(0);
  transition: transform 0.6s ease 0.3s;
}
.rm-step.visible .rm-line {
  transform: scaleY(1);
}

/* CARD */
.rm-card {
  background: var(--gray-50);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  padding: 32px;
  margin-bottom: 24px;
  transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition);
}
.rm-card:hover {
  border-color: var(--accent);
  box-shadow: 0 12px 40px rgba(124,92,252,0.1);
  transform: translateX(4px);
}
.rm-card-final {
  background: var(--black);
  border-color: var(--black);
  margin-bottom: 0;
}
.rm-card-final:hover {
  border-color: var(--accent);
}

.rm-card-header {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 16px;
}
.rm-icon {
  width: 44px; height: 44px;
  background: var(--accent-muted);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: background var(--transition);
}
.rm-icon svg { width: 20px; height: 20px; stroke: var(--accent); transition: stroke var(--transition); }
.rm-card:hover .rm-icon { background: var(--accent); }
.rm-card:hover .rm-icon svg { stroke: var(--white); }

.rm-icon-final { background: rgba(255,255,255,0.1); }
.rm-icon-final svg { stroke: var(--accent-light); }

.rm-phase {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 4px;
}
.rm-title {
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--black);
  letter-spacing: -0.3px;
}
.rm-card-final .rm-phase { color: var(--accent-light); }
.rm-card-final .rm-title { color: var(--white); }

.rm-desc {
  font-size: 0.9rem;
  color: var(--gray-600);
  line-height: 1.75;
  margin-bottom: 20px;
}
.rm-card-final .rm-desc { color: rgba(255,255,255,0.5); }

.rm-deliverables { margin-bottom: 16px; }
.rm-del-label {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--gray-400);
  margin-bottom: 10px;
}
.rm-card-final .rm-del-label { color: rgba(255,255,255,0.3); }
.rm-del-list { display: flex; flex-wrap: wrap; gap: 8px; }
.del-tag {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--accent);
  background: var(--accent-muted);
  padding: 4px 12px;
  border-radius: 100px;
  letter-spacing: 0.3px;
}
.rm-card-final .del-tag {
  color: var(--accent-light);
  background: rgba(124,92,252,0.18);
}

.rm-duration {
  font-size: 0.8rem;
  color: var(--gray-400);
  font-weight: 500;
  margin-top: 14px;
}
.rm-duration strong { color: var(--black); font-weight: 700; }

.rm-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.phase-tag {
  font-size: 0.72rem;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: 100px;
  background: var(--gray-200);
  color: var(--gray-600);
}

/* ── AGILE EXPLAINER ──────────────────────────────────────── */
.agile-section {
  padding: 100px 60px;
  background: var(--black);
}
.agile-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  max-width: 1100px;
  margin: 0 auto;
  align-items: center;
}
.agile-left .section-label { color: var(--accent-light); }
.agile-left .section-title { color: var(--white); }
.agile-left p {
  font-size: 0.95rem;
  color: rgba(255,255,255,0.5);
  line-height: 1.8;
  margin-bottom: 16px;
  max-width: 480px;
}
.btn-primary {
  display: inline-block;
  background: var(--white);
  color: var(--black);
  padding: 14px 30px;
  border-radius: 100px;
  font-size: 0.9rem;
  font-weight: 600;
  text-decoration: none;
  margin-top: 12px;
  transition: all var(--transition);
  box-shadow: 0 4px 16px rgba(0,0,0,0.15);
}
.btn-primary:hover { background: var(--accent); color: var(--white); transform: translateY(-2px); }

.agile-right {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.agile-card {
  background: var(--gray-800);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius);
  padding: 28px;
  transition: border-color var(--transition), transform var(--transition);
}
.agile-card:hover { border-color: rgba(124,92,252,0.4); transform: translateY(-4px); }
.agile-card-icon {
  width: 40px; height: 40px;
  background: rgba(124,92,252,0.15);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}
.agile-card-icon svg { width: 18px; height: 18px; stroke: var(--accent-light); }
.agile-card h4 { font-size: 0.95rem; font-weight: 700; color: var(--white); margin-bottom: 8px; }
.agile-card p { font-size: 0.825rem; color: rgba(255,255,255,0.45); line-height: 1.65; }

/* ── SOCIAL ROADMAP ───────────────────────────────────────── */
.social-section {
  background: var(--gray-50);
}

.social-timeline {
  max-width: 1140px;
  margin: 0 auto;
  overflow-x: auto;
  padding-bottom: 16px;
}

.social-track {
  display: flex;
  align-items: flex-start;
  gap: 0;
  min-width: 960px;
  padding: 8px 0 16px;
  position: relative;
}

/* Connector line between nodes */
.social-connector {
  flex: 1;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), rgba(124,92,252,0.2));
  margin-top: 36px;
  transform-origin: left;
  transform: scaleX(0);
  transition: transform 0.5s ease;
  flex-shrink: 0;
  min-width: 40px;
}
.social-connector.visible { transform: scaleX(1); }

.social-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  flex: 0 0 auto;
  width: 180px;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}
.social-step.visible {
  opacity: 1;
  transform: translateY(0);
}
.social-step[data-social="1"] { transition-delay: 0s; }
.social-step[data-social="2"] { transition-delay: 0.12s; }
.social-step[data-social="3"] { transition-delay: 0.24s; }
.social-step[data-social="4"] { transition-delay: 0.36s; }
.social-step[data-social="5"] { transition-delay: 0.48s; }
.social-step[data-social="6"] { transition-delay: 0.60s; }

.social-node {
  width: 72px; height: 72px;
  border-radius: 50%;
  background: var(--white);
  border: 2px solid var(--gray-200);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  transition: all var(--transition);
  box-shadow: 0 4px 16px rgba(0,0,0,0.06);
  flex-shrink: 0;
}
.social-step:hover .social-node {
  background: var(--accent);
  border-color: var(--accent);
  box-shadow: 0 8px 24px rgba(124,92,252,0.3);
}
.social-node-final {
  background: var(--accent);
  border-color: var(--accent);
  box-shadow: 0 8px 24px rgba(124,92,252,0.3);
}
.social-node-inner {
  width: 44px; height: 44px;
  background: var(--accent-muted);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition);
}
.social-step:hover .social-node-inner,
.social-node-final .social-node-inner {
  background: rgba(255,255,255,0.15);
}
.social-node-inner svg { width: 18px; height: 18px; stroke: var(--accent); transition: stroke var(--transition); }
.social-step:hover .social-node-inner svg,
.social-node-final .social-node-inner svg { stroke: var(--white); }

.social-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  padding: 20px;
  width: 100%;
  text-align: left;
  transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition);
}
.social-step:hover .social-card {
  border-color: var(--accent);
  box-shadow: 0 8px 28px rgba(124,92,252,0.1);
  transform: translateY(-4px);
}

.social-num {
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 1.5px;
  color: var(--accent);
  margin-bottom: 6px;
  font-family: monospace;
}
.social-card-title {
  font-size: 0.95rem;
  font-weight: 800;
  color: var(--black);
  letter-spacing: -0.2px;
  margin-bottom: 10px;
  line-height: 1.3;
}
.social-card p {
  font-size: 0.8rem;
  color: var(--gray-600);
  line-height: 1.65;
  margin-bottom: 14px;
}
.social-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 12px; }
.stag {
  font-size: 0.65rem;
  font-weight: 700;
  color: var(--accent);
  background: var(--accent-muted);
  padding: 3px 10px;
  border-radius: 100px;
  letter-spacing: 0.3px;
}
.social-timing {
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--gray-400);
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.cycle-badge {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin: 48px auto 0;
  padding: 14px 28px;
  background: var(--accent-muted);
  border: 1.5px solid rgba(124,92,252,0.2);
  border-radius: 100px;
  max-width: fit-content;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--accent);
}
.cycle-badge svg { width: 16px; height: 16px; stroke: var(--accent); flex-shrink: 0; }

/* ── CTA STRIP ────────────────────────────────────────── */
.cta-strip {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
  flex-wrap: wrap;
  padding: 60px;
  background: var(--white);
  border-top: 1px solid var(--gray-200);
  border-bottom: 1px solid var(--gray-200);
}
.cta-strip p { font-size: 1.1rem; font-weight: 600; color: var(--gray-600); }

/* ── FOOTER ───────────────────────────────────────────── */
footer { background: var(--black); padding: 60px 60px 40px; }
.footer-inner { display: flex; justify-content: space-between; align-items: center; gap: 24px; flex-wrap: wrap; }
.footer-logo { font-size: 1.2rem; font-weight: 800; color: var(--white); text-decoration: none; }
.footer-logo span { color: var(--accent-light); }
.footer-links { display: flex; gap: 28px; list-style: none; }
.footer-links a { font-size: 0.875rem; color: rgba(255,255,255,0.45); text-decoration: none; transition: color var(--transition); }
.footer-links a:hover { color: var(--white); }
.footer-copy { font-size: 0.8rem; color: rgba(255,255,255,0.25); }

/* ── RESPONSIVE ───────────────────────────────────────── */
@media (max-width: 1024px) {
  .agile-inner { grid-template-columns: 1fr; gap: 48px; }
  .agile-left p { max-width: 100%; }
}
@media (max-width: 768px) {
  nav { padding: 16px 20px; }
  .nav-links { display: none; }
  .page-header { padding: 120px 24px 60px; }
  .roadmap-section { padding: 60px 20px; }
  .agile-section { padding: 60px 20px; }
  .agile-right { grid-template-columns: 1fr; }
  .rm-step { grid-template-columns: 48px 1fr; gap: 0 16px; }
  .rm-node { width: 40px; height: 40px; }
  .cta-strip { padding: 40px 20px; flex-direction: column; text-align: center; }
  footer { padding: 40px 20px 28px; }
  .footer-inner { flex-direction: column; align-items: flex-start; gap: 20px; }
  .footer-links { flex-wrap: wrap; gap: 16px; }
}