/* ========================================================================
   FormalMail Hub — App showcase grid
   Built on top of aurora.css
   ======================================================================== */

/* Hub hero */
.hub-hero {
  text-align: center;
  padding: 48px 0 24px;
}
.hub-badge {
  display: inline-block;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  padding: 6px 14px;
  border-radius: 999px;
  font-size: .82rem;
  color: var(--text-secondary);
  margin-bottom: 18px;
}
.hub-title {
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 700;
  letter-spacing: -.02em;
  line-height: 1.1;
  margin-bottom: 14px;
  background: linear-gradient(120deg, #fff, #c7e8ff 50%, #d5b4ff);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hub-sub {
  color: var(--text-secondary);
  font-size: 1.1rem;
  max-width: 680px;
  margin: 0 auto;
}

/* Apps grid */
.hub-grid { padding: 32px 0 64px; }
.apps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
}

.app-card {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  text-decoration: none;
  color: var(--text-primary);
  position: relative;
  overflow: hidden;
  transition: transform .2s, border-color .2s, box-shadow .2s;
  display: flex;
  flex-direction: column;
}
.app-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
  background: var(--card-accent, var(--primary));
  transition: height .2s;
}
.app-card:hover {
  transform: translateY(-4px);
  border-color: var(--card-accent, var(--primary));
  box-shadow: 0 12px 40px rgba(0,0,0,.4);
}
.app-card:hover::before { height: 6px; }

.app-icon {
  font-size: 2.4rem;
  margin-bottom: 14px;
}
.app-name {
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--card-accent, var(--text-primary));
}
.app-tagline {
  color: var(--text-secondary);
  font-size: .95rem;
  margin-bottom: 16px;
  line-height: 1.5;
}
.app-uses {
  list-style: none;
  padding: 0;
  margin: 0 0 20px 0;
  flex: 1;
}
.app-uses li {
  font-size: .87rem;
  color: var(--text-secondary);
  padding: 6px 0;
  padding-left: 18px;
  position: relative;
}
.app-uses li::before {
  content: '·';
  color: var(--card-accent, var(--primary));
  position: absolute;
  left: 4px;
  font-weight: 700;
  font-size: 1.4em;
  line-height: 1;
}
.app-cta {
  font-size: .9rem;
  font-weight: 600;
  color: var(--card-accent, var(--primary));
  letter-spacing: .02em;
  align-self: flex-start;
  border: 1px solid var(--card-accent, var(--primary));
  padding: 8px 16px;
  border-radius: 8px;
  transition: all .2s;
}
.app-card:hover .app-cta {
  background: var(--card-accent, var(--primary));
  color: var(--bg-deep);
}

/* App-specific accent colors */
.app-complaint { --card-accent: #ef4444; }
.app-refund    { --card-accent: #10b981; }
.app-jobs      { --card-accent: #3b82f6; }
.app-admin     { --card-accent: #94a3b8; }
.app-formal    { --card-accent: #a78bfa; }

/* How section */
.hub-how {
  padding: 48px 0;
  border-top: 1px solid var(--border);
}
.hub-how h2 {
  text-align: center;
  font-size: 1.6rem;
  margin-bottom: 36px;
  letter-spacing: -.01em;
}
.how-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
  max-width: 900px;
  margin: 0 auto;
}
.how-step {
  display: flex;
  align-items: center;
  gap: 14px;
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 18px;
}
.how-num {
  width: 32px; height: 32px;
  display: inline-flex;
  align-items: center; justify-content: center;
  background: linear-gradient(135deg, var(--aurora-green), var(--aurora-blue));
  border-radius: 50%;
  color: var(--bg-deep);
  font-weight: 700;
  flex-shrink: 0;
}
.how-step p {
  margin: 0;
  color: var(--text-secondary);
  font-size: .92rem;
}

/* ========================================================================
   App pages — accent override using --app-primary CSS var
   Each app sets this var via inline <style> in its index.php
   ======================================================================== */

body.app-page .input-box:focus-within {
  border-color: var(--app-primary, var(--primary));
}
body.app-page .btn-primary {
  background: linear-gradient(135deg, var(--app-primary, var(--aurora-green)), var(--app-secondary, var(--aurora-blue)));
}
body.app-page .step-num {
  background: linear-gradient(135deg, var(--app-primary, var(--aurora-green)), var(--app-secondary, var(--aurora-blue)));
}
body.app-page .hint-pill:hover {
  border-color: var(--app-primary, var(--primary));
  background: rgba(96, 165, 250, .08);
}
body.app-page .hero-title {
  background: linear-gradient(120deg, #fff, var(--app-primary), var(--app-accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
body.app-page .recipient-level {
  color: var(--app-primary);
}
body.app-page .recipient-card {
  border-color: var(--app-primary);
}

/* App nav back to hub */
.app-back-nav {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--text-secondary);
  text-decoration: none;
  font-size: .88rem;
  margin-bottom: 16px;
}
.app-back-nav:hover { color: var(--app-primary, var(--primary)); }

/* App badge in header */
.app-badge {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 999px;
  font-size: .78rem;
  font-weight: 600;
  background: rgba(255,255,255,.05);
  border: 1px solid var(--app-primary, var(--border));
  color: var(--app-primary);
  margin-bottom: 12px;
}