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

:root {
  --bg:        #0b0f1a;
  --bg-card:   rgba(255,255,255,0.04);
  --border:    rgba(255,255,255,0.08);
  --text:      #e2e8f0;
  --text-dim:  #94a3b8;
  --accent:    #22c55e;
  --accent-ho: #16a34a;
  --blue:      #3b82f6;
  --red:       #ef4444;
  --orange:    #f97316;
  --radius:    12px;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
}

/* ── Background gradient blobs ── */
body::before, body::after {
  content: '';
  position: fixed;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.15;
  z-index: -1;
  pointer-events: none;
}
body::before {
  width: 600px; height: 600px;
  background: #6366f1;
  top: -200px; left: -100px;
}
body::after {
  width: 500px; height: 500px;
  background: #06b6d4;
  bottom: -150px; right: -100px;
}

/* ── Layout ── */
.container {
  max-width: 960px;
  margin: 0 auto;
  padding: 0 24px;
}

/* shared section heading styles */
section h2 {
  text-align: center;
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}
.section-sub {
  text-align: center;
  color: var(--text-dim);
  font-size: 1.1rem;
  max-width: 600px;
  margin: 0 auto 48px;
}

/* ── Sale banner ── */
.sale-banner {
  background: linear-gradient(90deg, var(--red), var(--orange));
  color: #fff;
  text-align: center;
  padding: 10px 0;
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.02em;
}
.sale-banner strong { font-weight: 800; }
.banner-dim { opacity: 0.75; margin-left: 4px; }

/* ── Nav ── */
nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 0;
}
.logo {
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: #fff;
}
.logo span { color: var(--accent); }
nav a.nav-cta {
  background: var(--accent);
  color: #000;
  font-weight: 600;
  font-size: 0.875rem;
  padding: 8px 20px;
  border-radius: 8px;
  text-decoration: none;
  transition: background 0.2s;
}
nav a.nav-cta:hover { background: var(--accent-ho); }
.nav-old-price {
  opacity: 0.6;
  font-weight: 400;
  margin-right: 2px;
}

/* ── Hero ── */
.hero {
  text-align: center;
  padding: 60px 0 60px;
}
.hero h1 {
  font-size: clamp(2.5rem, 6vw, 3.75rem);
  font-weight: 900;
  letter-spacing: -0.03em;
  line-height: 1.08;
  margin-bottom: 20px;
}
.hero h1 .highlight {
  background: linear-gradient(135deg, var(--accent), #06b6d4);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-sub {
  font-size: 1.15rem;
  color: var(--text-dim);
  max-width: 600px;
  margin: 0 auto 32px;
  line-height: 1.7;
}
.hero-buttons {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}
.hero-note {
  font-size: 0.85rem;
  color: var(--text-dim);
  margin-top: 16px;
  opacity: 0.7;
}

/* ── Sale badge ── */
.sale-badge {
  display: inline-block;
  background: linear-gradient(135deg, var(--red), var(--orange));
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  padding: 6px 20px;
  border-radius: 100px;
  margin-bottom: 24px;
  text-transform: uppercase;
}

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
  font-size: 1rem;
  padding: 14px 32px;
  border-radius: 10px;
  text-decoration: none;
  transition: all 0.2s;
  cursor: pointer;
  border: none;
}
.btn-lg {
  padding: 16px 40px;
  font-size: 1.1rem;
}
.btn-primary {
  background: var(--accent);
  color: #000;
}
.btn-primary:hover {
  background: var(--accent-ho);
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(34,197,94,0.25);
}
.btn-secondary {
  background: var(--bg-card);
  color: var(--text);
  border: 1px solid var(--border);
}
.btn-secondary:hover {
  background: rgba(255,255,255,0.08);
  transform: translateY(-1px);
}
.btn-old-price {
  opacity: 0.6;
  font-weight: 400;
}

/* ── App mockup ── */
.app-mockup {
  margin: 60px auto 0;
  max-width: 720px;
  background: #111827;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 24px 80px rgba(0,0,0,0.5);
}
.mockup-titlebar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  background: #1a2234;
  border-bottom: 1px solid var(--border);
}
.mockup-dot { width: 12px; height: 12px; border-radius: 50%; }
.mockup-dot.r { background: #ef4444; }
.mockup-dot.y { background: #eab308; }
.mockup-dot.g { background: #22c55e; }
.mockup-titlebar span {
  margin-left: 8px;
  color: var(--text-dim);
  font-size: 0.8rem;
}
.mockup-body {
  display: grid;
  grid-template-columns: 200px 1fr;
  min-height: 260px;
}
.mockup-sidebar {
  padding: 16px;
  border-right: 1px solid var(--border);
  font-size: 0.8rem;
  color: var(--text-dim);
}
.mockup-sidebar div { padding: 4px 0; }
.mockup-sidebar .active { color: var(--accent); }
.mockup-main { padding: 16px; font-size: 0.8rem; }
.mockup-main .label { color: var(--text-dim); }
.mockup-main .value { color: var(--text); margin-bottom: 8px; }

/* ── Problem section ── */
.problem {
  padding: 80px 0 60px;
}
.problem-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 24px;
}
.problem-card {
  background: rgba(239,68,68,0.04);
  border: 1px solid rgba(239,68,68,0.15);
  border-radius: var(--radius);
  padding: 28px 24px;
}
.problem-icon {
  font-size: 1.5rem;
  margin-bottom: 12px;
}
.problem-card h3 {
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 8px;
  color: #fca5a5;
}
.problem-card p {
  color: var(--text-dim);
  font-size: 0.9rem;
}

/* ── Solution section ── */
.solution {
  padding: 40px 0 60px;
}
.solution-inner {
  background: rgba(34,197,94,0.06);
  border: 1px solid rgba(34,197,94,0.2);
  border-radius: 16px;
  padding: 48px;
  text-align: center;
}
.solution-check {
  font-size: 2.5rem;
  margin-bottom: 16px;
}
.solution-inner h2 {
  margin-bottom: 12px;
  color: #86efac;
}
.solution-inner p {
  color: var(--text-dim);
  font-size: 1.1rem;
  max-width: 500px;
  margin: 0 auto;
  line-height: 1.7;
}

/* ── How it works ── */
.how-it-works {
  padding: 80px 0;
}
.steps-grid {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}
.step-card {
  flex: 1;
  min-width: 200px;
  max-width: 260px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 24px;
  text-align: center;
}
.step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--accent);
  color: #000;
  font-weight: 800;
  font-size: 1.1rem;
  margin-bottom: 16px;
}
.step-card h3 {
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 8px;
}
.step-card p {
  color: var(--text-dim);
  font-size: 0.88rem;
}
.step-arrow {
  display: flex;
  align-items: center;
  font-size: 1.5rem;
  color: var(--text-dim);
  padding-top: 40px;
}

/* ── Features ── */
.features { padding: 60px 0 80px; }
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 24px;
}
.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 24px;
  transition: transform 0.2s, border-color 0.2s;
}
.feature-card:hover {
  transform: translateY(-4px);
  border-color: rgba(255,255,255,0.15);
}
.feature-icon { font-size: 2rem; margin-bottom: 16px; }
.feature-card h3 { font-size: 1.05rem; font-weight: 600; margin-bottom: 8px; }
.feature-card p { color: var(--text-dim); font-size: 0.9rem; }

/* ── Comparison table ── */
.comparison {
  padding: 80px 0;
}
.comparison-table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  margin-top: 32px;
}
.comparison-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
  min-width: 600px;
}
.comparison-table th,
.comparison-table td {
  padding: 14px 16px;
  text-align: left;
  border-bottom: 1px solid var(--border);
}
.comparison-table thead th {
  font-weight: 600;
  color: var(--text-dim);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  white-space: nowrap;
}
.comparison-table td:first-child {
  font-weight: 500;
  color: var(--text);
}
.comparison-table td {
  color: var(--text-dim);
}
.highlight-col {
  background: rgba(34,197,94,0.06) !important;
  color: var(--accent) !important;
  border-left: 2px solid rgba(34,197,94,0.3);
  border-right: 2px solid rgba(34,197,94,0.3);
}
.comparison-table thead .highlight-col {
  color: var(--accent) !important;
  font-weight: 700;
  border-top: 2px solid rgba(34,197,94,0.3);
  border-top-left-radius: 8px;
  border-top-right-radius: 8px;
}
.comparison-table tbody tr:last-child .highlight-col {
  border-bottom: 2px solid rgba(34,197,94,0.3);
}

/* ── Social proof / quotes ── */
.social-proof {
  padding: 80px 0;
}
.quotes-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
  margin-top: 32px;
}
.quote-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 24px;
  border-left: 3px solid var(--blue);
}
.quote-text {
  font-size: 0.95rem;
  font-style: italic;
  color: var(--text);
  margin-bottom: 12px;
  line-height: 1.6;
}
.quote-source {
  font-size: 0.8rem;
  color: var(--text-dim);
  font-style: normal;
}

/* ── FAQ ── */
.faq {
  padding: 80px 0;
}
.faq-grid {
  max-width: 680px;
  margin: 32px auto 0;
}
.faq-item {
  border-bottom: 1px solid var(--border);
}
.faq-item summary {
  padding: 18px 0;
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--text);
  transition: color 0.2s;
}
.faq-item summary:hover { color: var(--accent); }
.faq-item summary::after {
  content: '+';
  font-size: 1.3rem;
  font-weight: 400;
  color: var(--text-dim);
  transition: transform 0.2s;
}
.faq-item[open] summary::after {
  content: '\2212';
}
.faq-item p {
  padding: 0 0 18px;
  color: var(--text-dim);
  font-size: 0.95rem;
  line-height: 1.6;
}
/* hide default marker */
.faq-item summary::-webkit-details-marker { display: none; }

/* ── CTA / Pricing ── */
.cta {
  padding: 80px 0;
  text-align: center;
}
.pricing-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  max-width: 780px;
  margin: 0 auto;
  align-items: start;
}
.price-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 48px;
  position: relative;
  overflow: hidden;
  text-align: center;
}
.price-card-free {
  border-color: var(--border);
}
.price-card:not(.price-card-free) {
  border-color: var(--accent);
  box-shadow: 0 0 30px rgba(34,197,94,0.08);
}
.sale-ribbon {
  position: absolute;
  top: 20px;
  right: -35px;
  background: linear-gradient(135deg, var(--red), var(--orange));
  color: #fff;
  font-size: 0.75rem;
  font-weight: 800;
  padding: 6px 40px;
  transform: rotate(45deg);
  letter-spacing: 0.05em;
  box-shadow: 0 2px 8px rgba(239,68,68,0.3);
}
.price-was {
  font-size: 1.3rem;
  color: var(--text-dim);
  text-decoration: line-through;
  margin-bottom: 4px;
}
.price-card .price {
  font-size: 3.5rem;
  font-weight: 800;
  letter-spacing: -0.03em;
}
.price-card .price-note {
  color: var(--text-dim);
  font-size: 0.95rem;
  margin-bottom: 24px;
}
.price-card ul {
  list-style: none;
  text-align: left;
  margin-bottom: 32px;
}
.price-card li {
  padding: 6px 0;
  color: var(--text-dim);
  font-size: 0.95rem;
}
.price-card li::before {
  content: '\2713';
  color: var(--accent);
  font-weight: 700;
  margin-right: 10px;
}
.sale-urgency {
  color: var(--orange);
  font-size: 0.85rem;
  font-weight: 600;
  margin-top: 16px;
}
.cta-sub {
  color: var(--text-dim);
  font-size: 0.95rem;
  margin-top: 32px;
}

/* ── Footer ── */
footer {
  border-top: 1px solid var(--border);
  padding: 32px 0;
  text-align: center;
  color: var(--text-dim);
  font-size: 0.85rem;
}
footer a { color: var(--text-dim); text-decoration: none; }
footer a:hover { color: var(--text); }

/* ── Success page ── */
.success-page {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  text-align: center;
  padding: 40px 24px;
}
.success-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 60px 48px;
  max-width: 520px;
}
.success-icon { font-size: 4rem; margin-bottom: 24px; }
.success-card h1 { font-size: 2rem; font-weight: 700; margin-bottom: 12px; }
.success-card p { color: var(--text-dim); margin-bottom: 32px; }
.steps { text-align: left; margin-bottom: 32px; }
.steps li { padding: 6px 0; color: var(--text-dim); font-size: 0.95rem; }
.steps li strong { color: var(--text); }

/* ── Responsive ── */
@media (max-width: 768px) {
  .step-arrow { display: none; }
  .steps-grid { flex-direction: column; align-items: center; }
  .step-card { max-width: 100%; }
  .comparison-table { font-size: 0.8rem; }
  .quotes-grid { grid-template-columns: 1fr; }
  .pricing-grid { grid-template-columns: 1fr; max-width: 420px; }
}

@media (max-width: 640px) {
  .hero h1 { font-size: 2.2rem; }
  .mockup-body { grid-template-columns: 1fr; }
  .mockup-sidebar { border-right: none; border-bottom: 1px solid var(--border); }
  .price-card { padding: 36px 24px; }
  .success-card { padding: 40px 24px; }
  .problem-grid { grid-template-columns: 1fr; }
  .solution-inner { padding: 32px 24px; }
  .banner-dim { display: none; }
}