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

:root {
  --bg:         #f7f8fc;
  --surface:    #ffffff;
  --border:     #e4e8f2;
  --accent:     #3b5bdb;
  --accent-2:   #7048e8;
  --accent-soft:#eef1fd;
  --text:       #1a1d2e;
  --muted:      #6b7280;
  --radius:     16px;
  --max-w:      1080px;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

/* ── Containers ── */
.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 28px;
}

/* ── Hero ── */
.hero {
  background: linear-gradient(135deg, #eef1fd 0%, #f0ebff 50%, #e8f5ff 100%);
  border-bottom: 1px solid var(--border);
  padding: 100px 28px 96px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 20% 50%, rgba(59,91,219,.10) 0%, transparent 55%),
    radial-gradient(circle at 80% 30%, rgba(112,72,232,.10) 0%, transparent 50%);
  pointer-events: none;
}

.hero-inner {
  position: relative;
  max-width: 700px;
  margin: 0 auto;
}

.logo {
  display: inline-block;
  font-size: clamp(3rem, 7vw, 5.5rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-2) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 20px;
}

.tagline {
  font-size: clamp(1.1rem, 2.5vw, 1.45rem);
  color: var(--muted);
  font-weight: 400;
  max-width: 520px;
  margin: 0 auto;
}

/* ── Section base ── */
section {
  padding: 96px 0;
}

section h2 {
  font-size: clamp(1.6rem, 3vw, 2.3rem);
  font-weight: 800;
  letter-spacing: -0.025em;
  line-height: 1.2;
  margin-bottom: 20px;
  color: var(--text);
}

section p {
  color: var(--muted);
  font-size: 1.05rem;
  max-width: 620px;
}

section p + p {
  margin-top: 14px;
}

/* ── Intro ── */
.intro {
  border-bottom: 1px solid var(--border);
}

.intro .pill {
  display: inline-block;
  margin-bottom: 20px;
  padding: 5px 14px;
  border-radius: 99px;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* ── Cards ── */
.values {
  background: var(--surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
}

.card {
  background: var(--bg);
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 26px;
  transition: border-color 0.2s, box-shadow 0.2s, transform 0.2s;
}

.card:hover {
  border-color: var(--accent);
  box-shadow: 0 4px 24px rgba(59,91,219,.10);
  transform: translateY(-4px);
}

.card-icon {
  font-size: 1.5rem;
  margin-bottom: 16px;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-soft);
  border-radius: 12px;
  color: var(--accent);
}

.card h3 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 10px;
}

.card p {
  font-size: 0.93rem;
  color: var(--muted);
  max-width: none;
}

/* ── Vision ── */
.vision {
  border-bottom: 1px solid var(--border);
}

.vision-split {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 72px;
  align-items: center;
}

@media (max-width: 700px) {
  .vision-split {
    grid-template-columns: 1fr;
    gap: 48px;
  }
}

/* ── Diagram ── */
.vision-diagram {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
  min-width: 160px;
}

.diagram-node {
  padding: 11px 22px;
  border-radius: 10px;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  width: 148px;
  text-align: center;
  border: 1.5px solid var(--border);
}

.diagram-node.source {
  background: var(--accent-soft);
  border-color: rgba(59,91,219,.3);
  color: var(--accent);
}

.diagram-node.relay {
  background: #f7f8fc;
  color: var(--muted);
}

.diagram-node.dest {
  background: #edfaf3;
  border-color: rgba(34,197,94,.35);
  color: #15803d;
}

.diagram-arrow {
  color: #d1d5e8;
  font-size: 1.2rem;
  line-height: 1;
  padding: 7px 0;
}

/* ── Promise ── */
.promise {
  background: linear-gradient(135deg, #eef1fd 0%, #f0ebff 100%);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 88px 0;
  text-align: center;
}

blockquote {
  font-size: clamp(1.2rem, 2.5vw, 1.75rem);
  font-weight: 600;
  font-style: italic;
  color: var(--text);
  max-width: 700px;
  margin: 0 auto;
  line-height: 1.4;
  position: relative;
  padding: 0 48px;
}

blockquote::before {
  content: '"';
  position: absolute;
  left: 0;
  top: -16px;
  font-size: 5rem;
  color: rgba(59,91,219,.18);
  font-style: normal;
  line-height: 1;
}

/* ── Status ── */
.status {
  text-align: left;
}

.status p {
  max-width: 580px;
}

.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 28px;
  padding: 9px 18px;
  background: #fff8ec;
  border: 1.5px solid #f5c96a;
  border-radius: 99px;
  color: #92640a;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.status-badge::before {
  content: '';
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #f5c96a;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50%       { opacity: .35; }
}

/* ── Footer ── */
footer {
  border-top: 1px solid var(--border);
  background: var(--surface);
  padding: 32px 28px;
}

footer .container {
  display: flex;
  align-items: center;
  gap: 14px;
}

.footer-logo {
  font-weight: 800;
  font-size: 1rem;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-2) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.footer-sub {
  font-size: 0.85rem;
  color: var(--muted);
}