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

:root {
  --bg-primary: #0b0d1a;
  --bg-surface: #12142b;
  --bg-card: #181b35;
  --accent: #ff6b2b;
  --accent-dim: rgba(255, 107, 43, 0.12);
  --text-primary: #f0f0f8;
  --text-secondary: #9898b8;
  --text-muted: #5c5c7a;
  --border: rgba(255,255,255,0.07);
  --font-display: 'Rajdhani', sans-serif;
  --font-body: 'DM Sans', sans-serif;
  --max-w: 1100px;
  --section-py: 96px;
}

html { font-size: 16px; scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* ── NAVBAR ── */
.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 48px;
  max-width: var(--max-w);
  margin: 0 auto;
}
.nav-brand {
  display: flex;
  align-items: center;
  gap: 10px;
}
.brand-name {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--text-primary);
}
.nav-links {
  display: flex;
  gap: 36px;
}
.nav-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--text-primary); }

/* ── HERO ── */
.hero {
  padding: 80px 48px 96px;
  max-width: var(--max-w);
  margin: 0 auto;
}
.hero-inner { max-width: 820px; }
.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--accent-dim);
  border: 1px solid rgba(255,107,43,0.2);
  border-radius: 100px;
  padding: 6px 14px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 28px;
}
.tag-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent);
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}
.hero-headline {
  font-family: var(--font-display);
  font-size: clamp(3rem, 6vw, 5rem);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.01em;
  color: var(--text-primary);
  margin-bottom: 24px;
}
.hero-sub {
  font-size: 1.15rem;
  color: var(--text-secondary);
  max-width: 580px;
  line-height: 1.7;
  margin-bottom: 48px;
}
.hero-chat {
  display: flex;
  flex-direction: column;
  gap: 16px;
  max-width: 600px;
}
.chat-bubble {
  background: var(--bg-card);
  border: var(--border);
  border-radius: 16px;
  padding: 20px 24px;
}
.chat-bubble.user { border-left: 3px solid var(--text-muted); }
.chat-bubble.azza { border-left: 3px solid var(--accent); }
.chat-label {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
  display: block;
  margin-bottom: 8px;
}
.azza-label { color: var(--accent); }
.chat-bubble p {
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--text-primary);
}
.chat-source {
  display: inline-block;
  margin-top: 10px;
  font-size: 0.8rem;
  color: var(--accent);
  text-decoration: none;
  font-weight: 500;
}
.chat-source:hover { text-decoration: underline; }

/* ── HOW IT WORKS ── */
.how-it-works {
  padding: var(--section-py) 48px;
  max-width: var(--max-w);
  margin: 0 auto;
}
.section-label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
}
.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight: 700;
  line-height: 1.15;
  color: var(--text-primary);
  margin-bottom: 56px;
}
.steps-grid {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}
.step {
  background: var(--bg-surface);
  border: var(--border);
  border-radius: 16px;
  padding: 28px 24px;
  flex: 1;
  min-width: 180px;
}
.step-num {
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 12px;
  opacity: 0.6;
}
.step h3 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 8px;
}
.step p { font-size: 0.85rem; color: var(--text-secondary); }
.step-arrow { color: var(--text-muted); flex-shrink: 0; }

/* ── FEATURES ── */
.features {
  padding: var(--section-py) 48px;
  max-width: var(--max-w);
  margin: 0 auto;
  background: var(--bg-surface);
  border-top: var(--border);
  border-bottom: var(--border);
}
.section-intro {
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 500px;
  margin-bottom: 48px;
  line-height: 1.7;
}
.features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}
.feature-card {
  background: var(--bg-card);
  border: var(--border);
  border-radius: 16px;
  padding: 32px 28px;
}
.feature-icon {
  width: 44px;
  height: 44px;
  background: var(--accent-dim);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}
.feature-card h3 {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 10px;
}
.feature-card p { font-size: 0.88rem; color: var(--text-secondary); line-height: 1.6; }

/* ── DIFFERENCE ── */
.difference {
  padding: var(--section-py) 48px;
  max-width: var(--max-w);
  margin: 0 auto;
}
.diff-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2px;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid var(--border);
}
.diff-col { padding: 40px; }
.diff-old { background: var(--bg-surface); }
.diff-new { background: var(--bg-card); }
.diff-label {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 24px;
}
.diff-label.new { color: var(--accent); }
.diff-item {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
  font-size: 0.92rem;
  color: var(--text-secondary);
}
.diff-item:last-child { margin-bottom: 0; }
.diff-new .diff-item { color: var(--text-primary); }

/* ── OPERATORS ── */
.operators {
  padding: var(--section-py) 48px;
  max-width: var(--max-w);
  margin: 0 auto;
}
.operators-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.operators-content h2 {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 700;
  line-height: 1.2;
  color: var(--text-primary);
  margin-bottom: 20px;
}
.operators-content p {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 16px;
}
.operators-cards {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.op-card {
  background: var(--bg-surface);
  border: var(--border);
  border-radius: 14px;
  padding: 24px;
  display: flex;
  align-items: flex-start;
  gap: 16px;
}
.op-icon {
  width: 40px;
  height: 40px;
  background: var(--accent-dim);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.op-card h4 { font-size: 0.95rem; font-weight: 600; color: var(--text-primary); margin-bottom: 6px; }
.op-card p { font-size: 0.85rem; color: var(--text-secondary); line-height: 1.5; }

/* ── CLOSING ── */
.closing {
  padding: var(--section-py) 48px;
  background: var(--bg-surface);
  border-top: var(--border);
}
.closing-inner { max-width: 680px; margin: 0 auto; text-align: center; }
.closing h2 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 700;
  line-height: 1.1;
  color: var(--text-primary);
  margin-bottom: 24px;
}
.closing > .closing-inner > p {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 40px;
}
.closing-vision {
  background: var(--bg-card);
  border: var(--border);
  border-radius: 16px;
  padding: 32px;
  margin-bottom: 40px;
  text-align: left;
}
.vision-line {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 16px;
  font-size: 0.95rem;
  color: var(--text-primary);
}
.vision-line:last-child { margin-bottom: 0; }
.vision-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
}
.closing-statement {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.02em;
}

/* ── FOOTER ── */
.footer {
  padding: 40px 48px;
  max-width: var(--max-w);
  margin: 0 auto;
  border-top: var(--border);
}
.footer-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 8px;
}
.footer-tagline {
  font-size: 0.85rem;
  color: var(--text-muted);
  padding-left: 38px;
}

/* ── MOBILE ── */
@media (max-width: 768px) {
  .navbar { padding: 20px 24px; }
  .nav-links { display: none; }
  .hero { padding: 60px 24px 72px; }
  .steps-grid { flex-direction: column; }
  .step-arrow { transform: rotate(90deg); }
  .features-grid { grid-template-columns: 1fr; }
  .diff-grid { grid-template-columns: 1fr; }
  .operators-inner { grid-template-columns: 1fr; gap: 40px; }
  .how-it-works, .features, .difference, .operators, .closing { padding-left: 24px; padding-right: 24px; }
  .footer { padding-left: 24px; }
}

@media (max-width: 480px) {
  .hero-headline { font-size: 2.6rem; }
  .closing-statement { font-size: 0.95rem; }
}