/* ============================================================
   Preview-only styles — layered on top of style.css
   Self-contained 3-page teaser.
   ============================================================ */

/* --- Slim nav for the 3-page preview --- */
.pnav {
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  padding: 0.9rem 2rem; background: var(--white);
  border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 50; flex-wrap: wrap;
}
.pnav-brand { display: flex; align-items: center; gap: 0.7rem; color: var(--primary); }
.pnav-brand img { width: 34px; height: 34px; border-radius: 8px; }
.pnav-brand span { font-family: 'Poppins', sans-serif; font-weight: 700; font-size: 0.92rem; }
.pnav-links { display: flex; gap: 0.35rem; flex-wrap: wrap; }
.pnav-links a {
  padding: 0.45rem 0.9rem; border-radius: 999px; font-size: 0.84rem;
  font-weight: 600; color: var(--text-light); transition: var(--transition);
}
.pnav-links a:hover { background: var(--light); color: var(--primary); }
.pnav-links a.active { background: var(--primary); color: var(--white); }

.preview-ribbon {
  background: var(--primary); color: rgba(255,255,255,0.85);
  text-align: center; font-size: 0.76rem; letter-spacing: 0.06em;
  text-transform: uppercase; padding: 0.5rem 1rem; font-weight: 600;
}
.preview-ribbon b { color: var(--accent); }

/* --- Landing hero --- */
.landing-hero {
  background: var(--gradient-hero); color: var(--white);
  display: flex; align-items: center; justify-content: center; text-align: center;
  padding: 4.5rem 2rem; position: relative; overflow: hidden;
}
.landing-hero::before {
  content: ''; position: absolute; top: -220px; right: -160px;
  width: 720px; height: 720px; border-radius: 50%;
  background: radial-gradient(circle, rgba(79,123,247,0.16) 0%, transparent 70%);
}
.landing-hero::after {
  content: ''; position: absolute; bottom: -220px; left: -120px;
  width: 540px; height: 540px; border-radius: 50%;
  background: radial-gradient(circle, rgba(20,199,184,0.10) 0%, transparent 70%);
}
.landing-content { position: relative; z-index: 1; max-width: 900px; }
.landing-content .company-name {
  font-family: 'Poppins', sans-serif; font-size: 0.95rem; font-weight: 600;
  letter-spacing: 0.15em; text-transform: uppercase;
  color: var(--accent); margin-bottom: 1.1rem;
}
.landing-content h1 {
  font-size: 3.2rem; color: var(--white); margin-bottom: 1rem;
  letter-spacing: -0.02em; line-height: 1.15;
}
.landing-content h1 span { color: var(--secondary-light); }
.client-chip {
  display: inline-flex; align-items: center; gap: 0.6rem;
  padding: 0.45rem 1.1rem; border-radius: 999px;
  border: 1px solid rgba(255,255,255,0.22); background: rgba(255,255,255,0.06);
  font-size: 0.82rem; font-weight: 500; letter-spacing: 0.04em;
  color: rgba(255,255,255,0.85); margin-bottom: 1.75rem;
}
.client-chip b { color: var(--accent); font-weight: 700; }
.landing-content .tagline {
  font-size: 1.1rem; color: rgba(255,255,255,0.74);
  margin-bottom: 2.4rem; font-weight: 300; line-height: 1.65;
}
.landing-stats { display: flex; justify-content: center; gap: 3rem; margin-bottom: 2.8rem; flex-wrap: wrap; }
.landing-stat { text-align: center; }
.landing-stat .val { font-family: 'Poppins', sans-serif; font-size: 2.3rem; font-weight: 800; color: var(--accent); }
.landing-stat .lbl { font-size: 0.8rem; color: rgba(255,255,255,0.6); margin-top: 0.25rem; }

.cta-group { display: flex; justify-content: center; gap: 1rem; flex-wrap: wrap; }
.cta {
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 0.85rem 2rem; border-radius: var(--radius-sm);
  font-family: 'Poppins', sans-serif; font-weight: 600;
  font-size: 0.95rem; transition: var(--transition);
}
.cta-primary { background: var(--secondary); color: var(--white); }
.cta-primary:hover { background: var(--secondary-light); color: var(--white); transform: translateY(-2px); }
.cta-outline { border: 2px solid rgba(255,255,255,0.3); color: var(--white); }
.cta-outline:hover { border-color: var(--white); color: var(--white); transform: translateY(-2px); }
.cta-accent { background: var(--accent); color: var(--primary); }
.cta-accent:hover { background: var(--accent-light); color: var(--primary); transform: translateY(-2px); }

/* --- Content bands --- */
.band { padding: 3.5rem 2rem 1rem; max-width: 1060px; margin: 0 auto; }
.band h2 { text-align: center; font-size: 1.8rem; margin-bottom: 0.5rem; }
.band-sub { text-align: center; color: var(--text-light); font-size: 0.95rem; margin-bottom: 2.25rem; }

.thesis-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(340px, 1fr)); gap: 1.25rem; }
.thesis-card svg { width: 100%; height: auto; display: block; margin: 0.35rem 0 0.75rem; }
.thesis-card .cap { font-size: 0.84rem; color: var(--text-light); margin: 0; }
.thesis-card {
  background: var(--white); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 1.5rem;
  border-top: 4px solid var(--secondary); box-shadow: var(--shadow);
}
.thesis-card.t2 { border-top-color: var(--accent); }
.thesis-card.t3 { border-top-color: #7B5BD6; }
.thesis-card.t4 { border-top-color: var(--success); }
.thesis-card h4 { font-size: 1rem; margin-bottom: 0.5rem; }
.thesis-card p { font-size: 0.87rem; color: var(--text-light); }

/* --- Dark closing box --- */
.closer { max-width: 1060px; margin: 3rem auto 4rem; padding: 0 2rem; }
.closer-box {
  background: var(--primary); color: var(--white);
  border-radius: var(--radius); padding: 2.5rem 2rem; text-align: center;
}
.closer-box h3 { color: var(--white); font-size: 1.5rem; margin-bottom: 0.6rem; }
.closer-box p {
  color: rgba(255,255,255,0.72); font-size: 0.95rem;
  max-width: 660px; margin: 0 auto 1.75rem; line-height: 1.7;
}

/* --- Stage strip (names only, no contents) --- */
.stage-strip { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 0.75rem; }
.stage-chip {
  background: var(--white); border: 1px solid var(--border);
  border-radius: var(--radius-sm); padding: 1rem 0.9rem; text-align: center;
  border-top: 3px solid var(--secondary);
}
.stage-chip .sc-num {
  font-family: 'Poppins', sans-serif; font-weight: 800; font-size: 0.72rem;
  letter-spacing: 0.08em; color: var(--text-light);
}
.stage-chip .sc-name { font-weight: 700; font-size: 0.88rem; color: var(--primary); margin: 0.3rem 0; }
.stage-chip .sc-wk { font-size: 0.74rem; color: var(--text-light); }

/* --- card icon variant used by the support cards (trimmed from base sheet) --- */
.card-icon.gold { background: rgba(20, 199, 184, 0.12); color: #0E9384; }

/* --- Locked inventory list --- */
.locked-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 0.6rem; }
.locked-item {
  display: flex; align-items: center; gap: 0.75rem;
  padding: 0.8rem 1rem; background: var(--light);
  border: 1px dashed var(--border); border-radius: var(--radius-sm);
  font-size: 0.86rem; color: var(--text-light);
}
.locked-item .lock { color: var(--secondary); font-size: 0.95rem; flex-shrink: 0; }
.locked-item b { color: var(--primary); font-weight: 600; }

/* --- Engagement model rows --- */
.eng-row {
  display: flex; gap: 1.25rem; align-items: flex-start;
  padding: 1.35rem 0; border-bottom: 1px solid var(--border);
}
.eng-row:last-child { border-bottom: none; }
.eng-badge {
  flex-shrink: 0; width: 96px; text-align: center;
  background: rgba(79,123,247,0.10); border: 1px solid rgba(79,123,247,0.30);
  border-radius: var(--radius-sm); padding: 0.55rem 0.4rem;
  font-family: 'Poppins', sans-serif; font-weight: 700;
  font-size: 0.78rem; color: var(--secondary); line-height: 1.35;
}
.eng-badge.teal { background: rgba(20,199,184,0.10); border-color: rgba(20,199,184,0.35); color: #0E9384; }
.eng-badge.dark { background: rgba(22,34,78,0.07); border-color: rgba(22,34,78,0.20); color: var(--primary); }
.eng-body h4 { font-size: 1rem; margin-bottom: 0.35rem; }
.eng-body p { font-size: 0.9rem; color: var(--text-light); margin: 0; line-height: 1.65; }

@media (max-width: 700px) {
  .landing-content h1 { font-size: 2.1rem; }
  .landing-stats { gap: 1.5rem; }
  .eng-row { flex-direction: column; gap: 0.75rem; }
  .eng-badge { width: auto; align-self: flex-start; padding: 0.45rem 1rem; }
}