/* ==============================================================
   LUMORA SUB-PAGES — shared styles
   Extends the design language of lumoradating.com index.html.
   Used by: how-it-works.html, features.html, pricing.html,
            about.html, roadmap.html
   ============================================================== */

:root {
  --navy:    #0D1B3E;
  --blue:    #1A3A8C;
  --cyan:    #00C6D7;
  --purple:  #6B3FA0;
  --magenta: #C2185B;
  --pink:    #E91E8C;
  --rose:    #FF4D8D;
  --dark:    #080E24;
  --dark2:   #0F1830;
  --dark3:   #131D44;
  --mid:     #1E2D5A;
  --text:    #E8EDF8;
  --text-muted: #8E9ABB;
  --text-dim:   #5D6A8A;
  --border:    rgba(255,255,255,0.08);
  --border-hi: rgba(255,255,255,0.14);
  --card-bg:   rgba(255,255,255,0.04);
  --card-bg-hi: rgba(255,255,255,0.06);
  --grad:      linear-gradient(135deg, var(--cyan) 0%, var(--purple) 50%, var(--magenta) 100%);
  --grad-rose: linear-gradient(135deg,#FF4D8D 0%,#C2185B 50%,#6B3FA0 100%);
  --grad-soft: linear-gradient(135deg, rgba(0,198,215,0.15), rgba(194,24,91,0.15));
  --shadow:    0 24px 64px rgba(0,0,0,0.5);
  --transition: 0.32s cubic-bezier(0.4,0,0.2,1);

  --ok:     #4ade80;
  --warn:   #f59e0b;
  --danger: #f87171;
  --info:   #60a5fa;
}

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

body {
  font-family: 'Plus Jakarta Sans', 'Poppins', -apple-system, BlinkMacSystemFont, sans-serif;
  background:
    radial-gradient(ellipse 80% 60% at 15% -10%, rgba(0,198,215,.10), transparent 60%),
    radial-gradient(ellipse 80% 60% at 85% 110%, rgba(194,24,91,.10), transparent 60%),
    radial-gradient(ellipse 60% 40% at 50% 50%, rgba(107,63,160,.05), transparent 70%),
    var(--dark);
  color: var(--text);
  min-height: 100vh;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a { color: var(--cyan); text-decoration: none; transition: var(--transition); }
a:hover { filter: brightness(1.2); }

/* ── Top nav with back button ───────────────────────────── */
.topnav {
  position: sticky; top: 0; z-index: 100;
  background: rgba(8,14,36,.72);
  backdrop-filter: blur(28px) saturate(180%);
  -webkit-backdrop-filter: blur(28px) saturate(180%);
  border-bottom: 1px solid var(--border);
  padding: 18px 32px;
  display: flex; align-items: center; justify-content: space-between;
}
.topnav::after {
  content: ''; position: absolute; bottom: -1px; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent, rgba(0,198,215,0.3), rgba(194,24,91,0.3), transparent);
}
.back-link {
  display: inline-flex; align-items: center; gap: 10px;
  color: var(--text-muted); font-size: 14px; font-weight: 500;
  padding: 8px 14px 8px 10px; border-radius: 10px;
  transition: var(--transition);
}
.back-link:hover {
  background: rgba(255,255,255,0.05); color: var(--text);
  filter: none;
}
.back-link .arrow {
  display: inline-block; transition: var(--transition);
}
.back-link:hover .arrow { transform: translateX(-3px); }

.brand {
  font-size: 20px; font-weight: 900; letter-spacing: -0.5px;
  background: linear-gradient(135deg, #fff 0%, #00C6D7 50%, #C2185B 100%);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.topnav-cta {
  padding: 9px 20px; border-radius: 12px;
  background: var(--grad); color: #fff !important;
  font-size: 13px; font-weight: 700;
  box-shadow: 0 4px 14px rgba(0,198,215,0.25);
}
.topnav-cta:hover {
  filter: brightness(1.1); transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(0,198,215,0.35);
}

/* ── Page wrap ──────────────────────────────────────────── */
.page-wrap { max-width: 1200px; margin: 0 auto; padding: 80px 32px 100px; }
@media (max-width: 768px) {
  .page-wrap { padding: 48px 20px 60px; }
  .topnav { padding: 14px 18px; }
}

/* ── Page-top section label + headline ──────────────────── */
.section-label {
  display: inline-block;
  font-size: 11px; font-weight: 700; letter-spacing: 3px;
  text-transform: uppercase; color: var(--cyan);
  padding: 6px 14px; border-radius: 20px;
  background: rgba(0,198,215,0.08); border: 1px solid rgba(0,198,215,0.2);
  margin-bottom: 24px;
}
.page-title {
  font-family: 'Poppins', sans-serif;
  font-size: clamp(36px, 5vw, 64px);
  font-weight: 800;
  letter-spacing: -1.5px;
  line-height: 1.05;
  margin-bottom: 20px;
}
.page-title .accent {
  background: var(--grad);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.page-lede {
  font-size: clamp(17px, 1.4vw, 20px);
  color: var(--text-muted);
  max-width: 720px;
  line-height: 1.6;
  margin-bottom: 60px;
}

/* ── Card ───────────────────────────────────────────────── */
.card {
  position: relative;
  background: var(--card-bg);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 32px;
  transition: var(--transition);
}
.card-hover:hover {
  background: var(--card-bg-hi);
  border-color: var(--border-hi);
  transform: translateY(-4px);
  box-shadow: 0 24px 48px rgba(0,0,0,0.35);
}

/* Card with gradient top accent */
.card-accent::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: var(--grad);
  border-radius: 20px 20px 0 0;
}

/* ── Section heading inside a page ──────────────────────── */
.section {
  margin-top: 80px;
}
.section-head {
  margin-bottom: 36px;
}
.section-head h2 {
  font-family: 'Poppins', sans-serif;
  font-size: clamp(28px, 3.4vw, 42px);
  font-weight: 800;
  letter-spacing: -0.8px;
  line-height: 1.15;
  margin-bottom: 12px;
}
.section-head p {
  color: var(--text-muted); font-size: 16px; max-width: 640px;
}

/* ── Generic CTA strip at page end ──────────────────────── */
.cta-strip {
  margin-top: 100px;
  padding: 56px 40px;
  background: linear-gradient(135deg, rgba(0,198,215,.06), rgba(194,24,91,.06));
  border: 1px solid var(--border-hi);
  border-radius: 24px;
  text-align: center;
  position: relative; overflow: hidden;
}
.cta-strip::before, .cta-strip::after {
  content: ''; position: absolute; pointer-events: none;
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(0,198,215,.12), transparent 70%);
}
.cta-strip::before { top: -50%; right: -10%; }
.cta-strip::after  {
  bottom: -50%; left: -10%;
  background: radial-gradient(circle, rgba(194,24,91,.10), transparent 70%);
}
.cta-strip > * { position: relative; z-index: 1; }
.cta-strip h3 {
  font-size: clamp(24px, 3vw, 34px);
  font-weight: 800;
  letter-spacing: -0.5px;
  margin-bottom: 12px;
}
.cta-strip p {
  color: var(--text-muted); max-width: 540px; margin: 0 auto 28px;
  font-size: 15px;
}
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 14px 28px; border-radius: 14px;
  font-family: inherit; font-size: 15px; font-weight: 700;
  text-decoration: none; transition: var(--transition);
  cursor: pointer; border: none;
}
.btn-primary {
  background: var(--grad); color: #fff;
  box-shadow: 0 6px 20px rgba(0,198,215,0.3);
}
.btn-primary:hover {
  filter: brightness(1.1); transform: translateY(-2px);
  box-shadow: 0 10px 28px rgba(0,198,215,0.4);
  text-decoration: none;
}
.btn-ghost {
  background: rgba(255,255,255,0.04);
  color: var(--text);
  border: 1px solid var(--border-hi);
}
.btn-ghost:hover {
  background: rgba(255,255,255,0.07);
  text-decoration: none;
}

/* ── Animations ─────────────────────────────────────────── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: translateY(0); }
}
.fade-in { animation: fadeUp 0.6s cubic-bezier(0.16,1,0.3,1) backwards; }
.fade-in:nth-child(1) { animation-delay: 0.05s; }
.fade-in:nth-child(2) { animation-delay: 0.12s; }
.fade-in:nth-child(3) { animation-delay: 0.19s; }
.fade-in:nth-child(4) { animation-delay: 0.26s; }
.fade-in:nth-child(5) { animation-delay: 0.33s; }
.fade-in:nth-child(6) { animation-delay: 0.40s; }
.fade-in:nth-child(7) { animation-delay: 0.47s; }
.fade-in:nth-child(8) { animation-delay: 0.54s; }

/* ── Footer (same as homepage) ──────────────────────────── */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 64px 32px 40px;
  margin-top: 80px;
}
.footer-grid {
  max-width: 1200px; margin: 0 auto;
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr 1fr;
  gap: 40px;
}
.footer-col h4 {
  font-size: 11px; font-weight: 700;
  letter-spacing: 2px; text-transform: uppercase;
  color: var(--text-muted); margin-bottom: 18px;
}
.footer-col ul { list-style: none; }
.footer-col li { margin-bottom: 10px; }
.footer-col a {
  color: var(--text); font-size: 14px;
  opacity: 0.85; transition: var(--transition);
}
.footer-col a:hover { opacity: 1; color: var(--cyan); }
.footer-brand {
  font-size: 24px; font-weight: 900; letter-spacing: -0.5px;
  background: var(--grad); -webkit-background-clip: text;
  -webkit-text-fill-color: transparent; background-clip: text;
  margin-bottom: 12px;
}
.footer-tagline {
  color: var(--text-muted); font-size: 14px; line-height: 1.6; max-width: 280px;
}
.footer-bottom {
  border-top: 1px solid var(--border); padding-top: 28px; margin-top: 48px;
  text-align: center; color: var(--text-dim); font-size: 12px;
}
@media (max-width: 900px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

/* ── Scrollbar ──────────────────────────────────────────── */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: var(--dark); }
::-webkit-scrollbar-thumb { background: var(--border-hi); border-radius: 5px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-dim); }