/* FlowScope Landing v1.0
   Dark DEX / Solana style, compact cards, Free vs PRO focus */

:root {
  --bg: #020617;
  --bg-alt: #030712;
  --card: #050818;
  --card-soft: #071123;
  --border: rgba(148, 163, 184, 0.28);

  --accent: #3b82f6;          /* blue */
  --accent-soft: rgba(59, 130, 246, 0.16);
  --accent-strong: rgba(59, 130, 246, 0.95);
  --accent-secondary: #0ea5e9; /* cyan */

  --text: #f9fafb;
  --text-soft: #e5e7eb;
  --muted: #94a3b8;

  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 999px;

  --shadow-soft: 0 20px 45px rgba(0, 0, 0, 0.65);

  --transition-fast: 0.16s ease-out;
  --transition-normal: 0.25s ease-out;
}

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

html,
body {
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "SF Pro Text",
    "Segoe UI", sans-serif;
  background: radial-gradient(circle at top, #020617 0, #000 70%);
  color: var(--text);
  -webkit-font-smoothing: antialiased;
}

/* ================= Layout ================= */

.container {
  width: min(1160px, 100% - 2.5rem);
  margin: 0 auto;
}

.section {
  padding: 80px 0;
}

.section-alt {
  background: radial-gradient(circle at top, #020617 0, #020617 40%, #000 100%);
}

.section-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 40px;
}

.section-header h2 {
  font-size: 1.9rem;
  margin: 4px 0 10px;
}

.section-header p {
  color: var(--muted);
  font-size: 0.98rem;
  margin: 0;
}

.section-eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.75rem;
  color: rgba(148, 163, 184, 0.9);
}

/* ================= Header / Nav ================= */

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  backdrop-filter: blur(16px);
  background: linear-gradient(
    to bottom,
    rgba(2, 6, 23, 0.96),
    rgba(2, 6, 23, 0.92),
    transparent
  );
  border-bottom: 1px solid rgba(15, 23, 42, 0.9);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 12px 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: inherit;
}

.brand-logo {
  width: 34px;
  height: 34px;
  border-radius: 30%;
  background: radial-gradient(circle at 30% 0, var(--accent-strong), #38bdf8);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 0.9rem;
  box-shadow: 0 0 0 1px rgba(148, 163, 184, 0.5), var(--shadow-soft);
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-name {
  font-weight: 700;
  font-size: 1rem;
}

.brand-tagline {
  font-size: 0.74rem;
  color: var(--muted);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 20px;
  font-size: 0.92rem;
}

.nav-links a {
  text-decoration: none;
  color: var(--muted);
  font-weight: 500;
  padding: 6px 0;
  border-bottom: 1px solid transparent;
  transition: color var(--transition-fast), border-color var(--transition-fast),
    transform var(--transition-fast);
}

.nav-links a:hover {
  color: var(--text);
  border-color: rgba(148, 163, 184, 0.4);
  transform: translateY(-1px);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

/* Buttons */

.btn {
  border-radius: var(--radius-full);
  padding: 8px 18px;
  font-size: 0.9rem;
  border: 1px solid transparent;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  cursor: pointer;
  white-space: nowrap;
  transition: background var(--transition-fast), color var(--transition-fast),
    box-shadow var(--transition-fast), transform var(--transition-fast),
    border-color var(--transition-fast);
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-secondary));
  color: #eff6ff;
  font-weight: 600;
  box-shadow: 0 16px 40px rgba(37, 99, 235, 0.5);
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 22px 50px rgba(37, 99, 235, 0.65);
}

.btn-secondary {
  background: rgba(15, 23, 42, 0.95);
  border-color: rgba(148, 163, 184, 0.55);
  color: var(--text-soft);
}

.btn-secondary:hover {
  background: rgba(15, 23, 42, 1);
  border-color: var(--accent);
}

.btn-ghost {
  background: transparent;
  border-color: rgba(148, 163, 184, 0.45);
  color: var(--text-soft);
}

.btn-ghost:hover {
  border-color: var(--accent);
  background: rgba(15, 23, 42, 0.9);
}

.btn-outline {
  background: transparent;
  border-radius: var(--radius-full);
  border: 1px solid rgba(148, 163, 184, 0.6);
  color: #e5e7eb;
}

.btn-outline:hover {
  background: rgba(15, 23, 42, 0.9);
  border-color: var(--accent-secondary);
}

/* Mobile nav button */

.nav-toggle {
  display: none;
  width: 34px;
  height: 34px;
  border-radius: var(--radius-full);
  border: 1px solid rgba(148, 163, 184, 0.4);
  background: rgba(15, 23, 42, 0.96);
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 4px;
  cursor: pointer;
  padding: 0;
}

.nav-toggle span {
  width: 14px;
  height: 2px;
  border-radius: 999px;
  background: #e5e7eb;
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

.nav-toggle.open span:nth-child(1) {
  transform: translateY(4px) rotate(45deg);
}
.nav-toggle.open span:nth-child(2) {
  opacity: 0;
}
.nav-toggle.open span:nth-child(3) {
  transform: translateY(-4px) rotate(-45deg);
}

/* ================= Hero ================= */

.hero {
  padding: 90px 0 80px;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr);
  gap: 40px;
  align-items: center;
}

.eyebrow {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: rgba(148, 163, 184, 0.95);
  margin-bottom: 10px;
}

.hero h1 {
  font-size: clamp(2.2rem, 3vw, 2.8rem);
  line-height: 1.08;
  margin: 0 0 14px;
}

.hero h1 .accent {
  color: var(--accent);
}

.hero-subtitle {
  color: var(--muted);
  font-size: 0.98rem;
  max-width: 480px;
  margin-bottom: 16px;
}

.hero-list {
  list-style: none;
  padding: 0;
  margin: 0 0 18px;
  color: var(--text-soft);
  font-size: 0.92rem;
}

.hero-list li {
  margin-bottom: 4px;
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 12px;
}

.hero-footnote {
  font-size: 0.78rem;
  color: var(--muted);
}

/* Hero right card */

.hero-card {
  background: radial-gradient(circle at top left, #0f172a, #020617);
  border-radius: var(--radius-xl);
  border: 1px solid rgba(148, 163, 184, 0.5);
  padding: 18px 18px 16px;
  box-shadow: var(--shadow-soft);
  position: relative;
  overflow: hidden;
}

.hero-card::before {
  content: "";
  position: absolute;
  inset: -40%;
  background: radial-gradient(
    circle at 0 0,
    rgba(56, 189, 248, 0.22),
    transparent 55%
  );
  opacity: 0.85;
  pointer-events: none;
}

.hero-card-header {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}

.hero-card-title h2 {
  margin: 0;
  font-size: 1rem;
}

.hero-card-label {
  display: inline-block;
  margin-top: 3px;
  font-size: 0.72rem;
  color: var(--muted);
}

.pill {
  border-radius: var(--radius-full);
  padding: 4px 9px;
  font-size: 0.7rem;
  border: 1px solid rgba(148, 163, 184, 0.6);
  background: rgba(15, 23, 42, 0.96);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.pill-dot {
  width: 7px;
  height: 7px;
  border-radius: 999px;
  background: #22c55e;
  box-shadow: 0 0 8px rgba(34, 197, 94, 0.9);
}

/* Alert rows */

.hero-alert-list {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 10px;
  border-radius: 16px;
  background: rgba(15, 23, 42, 0.9);
  border: 1px solid rgba(148, 163, 184, 0.35);
}

.alert-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 7px 8px;
  border-radius: 12px;
  background: rgba(15, 23, 42, 0.98);
  border: 1px solid rgba(30, 64, 175, 0.4);
}

.alert-row.muted {
  opacity: 0.7;
  border-style: dashed;
}

.alert-main {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.alert-title {
  display: flex;
  align-items: center;
  gap: 6px;
}

.alert-pair {
  font-size: 0.86rem;
  font-weight: 600;
}

.alert-badge {
  font-size: 0.65rem;
  padding: 3px 7px;
  border-radius: 999px;
  border: 1px solid;
}

.alert-badge.pro {
  border-color: rgba(59, 130, 246, 0.9);
  color: #bfdbfe;
  background: rgba(37, 99, 235, 0.16);
}

.alert-badge.free {
  border-color: rgba(52, 211, 153, 0.9);
  color: #bbf7d0;
  background: rgba(16, 185, 129, 0.16);
}

.alert-badge.watch {
  border-color: rgba(148, 163, 184, 0.9);
  color: #cbd5f5;
  background: rgba(15, 23, 42, 0.7);
}

.alert-meta {
  font-size: 0.75rem;
  color: var(--muted);
  margin: 0;
}

.alert-side {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 3px;
}

.alert-score {
  font-size: 0.8rem;
  font-weight: 600;
}

.alert-time {
  font-size: 0.7rem;
  color: var(--muted);
}

.hero-card-footnote {
  position: relative;
  margin-top: 10px;
  font-size: 0.72rem;
  color: var(--muted);
}

/* ================= How It Works ================= */

.how-layout {
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.how-header {
  margin-bottom: 8px;
}

.how-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
  gap: 26px;
  align-items: flex-start;
}

.how-steps {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}

.step-card {
  background: var(--card);
  border-radius: var(--radius-lg);
  padding: 16px 18px 18px;
  border: 1px solid var(--border);
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.55);
}

.step-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  border-radius: 999px;
  background: var(--accent-soft);
  border: 1px solid rgba(59, 130, 246, 0.7);
  font-size: 0.8rem;
  margin-bottom: 6px;
}

.step-card h3 {
  margin: 0 0 6px;
  font-size: 1.02rem;
}

.step-card p {
  margin: 0 0 6px;
  font-size: 0.9rem;
  color: var(--muted);
}

.step-card ul {
  list-style: none;
  padding: 0;
  margin: 0;
  font-size: 0.86rem;
  color: var(--text-soft);
}

.step-card ul li {
  padding: 2px 0;
}

/* How aside */

.how-aside {
  background: var(--card-soft);
  border-radius: var(--radius-xl);
  border: 1px solid var(--border);
  padding: 18px 18px 16px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.65);
}

.how-aside h3 {
  margin: 0 0 6px;
  font-size: 1.02rem;
}

.how-aside-intro {
  font-size: 0.9rem;
  color: var(--muted);
  margin: 0 0 10px;
}

.how-facts {
  margin: 0 0 16px;
}

.how-facts div {
  margin-bottom: 6px;
}

.how-facts dt {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: rgba(148, 163, 184, 0.9);
}

.how-facts dd {
  margin: 2px 0 0;
  font-size: 0.88rem;
  color: var(--text-soft);
}

.how-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 8px;
}

.how-note {
  font-size: 0.8rem;
  color: var(--muted);
}

/* ================= Pricing: Free vs PRO ================= */

.pricing-section {
  padding-top: 80px;
  padding-bottom: 80px;
}

.pricing-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 40px;
}

.pricing-eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.75rem;
  color: rgba(148, 163, 184, 0.9);
  margin-bottom: 6px;
}

.pricing-header h2 {
  margin: 0 0 8px;
  font-size: 1.9rem;
}

.pricing-header p {
  margin: 0;
  color: var(--muted);
  font-size: 0.98rem;
}

.pricing-layout {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
  align-items: stretch;
}

.plan-card {
  position: relative;
  border-radius: 24px;
  padding: 20px 22px 22px;
  background: radial-gradient(circle at top left, #050818, #020617 60%);
  border: 1px solid rgba(148, 163, 184, 0.32);
  box-shadow: 0 20px 45px rgba(0, 0, 0, 0.7);
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.plan-free {
  opacity: 0.97;
}

.plan-pro {
  border-color: rgba(59, 130, 246, 0.9);
  background: radial-gradient(circle at top left, #0f172a, #020617 60%);
  box-shadow: 0 26px 60px rgba(37, 99, 235, 0.75);
}

.plan-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.plan-pill {
  padding: 4px 12px;
  border-radius: 999px;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  border: 1px solid rgba(148, 163, 184, 0.7);
  background: rgba(15, 23, 42, 0.98);
}

.plan-pill-free {
  color: #e5e7eb;
}

.plan-pill-pro {
  border-color: rgba(59, 130, 246, 0.95);
  color: #bfdbfe;
}

.plan-label-badge {
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  background: linear-gradient(135deg, #3b82f6, #0ea5e9);
  color: #eff6ff;
}

.plan-price-wrap {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 2px;
}

.plan-price {
  font-size: 1.4rem;
  font-weight: 700;
}

.plan-tagline {
  font-size: 0.8rem;
  color: var(--muted);
}

.plan-title {
  margin: 6px 0 4px;
  font-size: 1.05rem;
}

.plan-list {
  list-style: none;
  padding: 0;
  margin: 4px 0 14px;
  font-size: 0.9rem;
  color: var(--text-soft);
}

.plan-list li {
  display: flex;
  align-items: flex-start;
  gap: 6px;
  padding: 3px 0;
}

.plan-list li::before {
  content: "•";
  color: var(--accent-secondary);
  font-size: 1rem;
  line-height: 1.1;
  margin-top: 1px;
}

.plan-cta {
  margin-top: auto;
}

.pricing-compare {
  margin-top: 26px;
  margin-bottom: 10px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.pricing-compare-card {
  background: rgba(15, 23, 42, 0.96);
  border-radius: 18px;
  border: 1px solid rgba(30, 64, 175, 0.9);
  padding: 12px 14px 13px;
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.7);
}

.pricing-compare-card h4 {
  margin: 0 0 6px;
  font-size: 0.76rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: rgba(148, 163, 184, 0.95);
}

.pricing-compare-row {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.82rem;
  color: #e5e7eb;
  margin-bottom: 4px;
}

.pricing-compare-row:last-child {
  margin-bottom: 0;
}

.pill-mini {
  font-size: 0.68rem;
  padding: 2px 8px;
  border-radius: 999px;
  border: 1px solid;
  background: rgba(15, 23, 42, 0.95);
}

.pill-mini-free {
  border-color: rgba(52, 211, 153, 0.9);
  color: #bbf7d0;
}

.pill-mini-pro {
  border-color: rgba(59, 130, 246, 0.95);
  color: #bfdbfe;
}

.compare-text {
  opacity: 0.96;
}

/* Responsive voor het stripje */
@media (max-width: 768px) {
  .pricing-compare {
    grid-template-columns: minmax(0, 1fr);
  }
}

/* ================= Features ================= */

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.feature-card {
  background: var(--card);
  border-radius: var(--radius-lg);
  padding: 16px 18px 18px;
  border: 1px solid var(--border);
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.6);
}

.feature-card h3 {
  margin: 0 0 6px;
  font-size: 1rem;
}

.feature-card p {
  margin: 0;
  font-size: 0.9rem;
  color: var(--muted);
}

.why-not-signals {
  margin-top: 26px;
  padding: 16px 18px;
  border-radius: 16px;
  border: 1px dashed rgba(148, 163, 184, 0.7);
  background: rgba(15, 23, 42, 0.9);
}

.why-not-signals h3 {
  margin: 0 0 6px;
  font-size: 0.98rem;
}

.why-not-signals p {
  margin: 0;
  font-size: 0.88rem;
  color: var(--muted);
}

/* ================= FAQ ================= */

.faq-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.faq-item {
  background: var(--card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  padding: 14px 16px 16px;
}

.faq-item h3 {
  font-size: 0.98rem;
  margin: 0 0 6px;
}

.faq-item p {
  font-size: 0.9rem;
  color: var(--muted);
  margin: 0;
}

/* ================= Footer ================= */

.site-footer {
  padding: 24px 0 28px;
  border-top: 1px solid rgba(15, 23, 42, 1);
  background: #020617;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  font-size: 0.8rem;
  color: var(--muted);
}

.footer-links {
  display: flex;
  gap: 16px;
}

.footer-links a {
  color: var(--text-soft);
  text-decoration: none;
}

.footer-links a:hover {
  text-decoration: underline;
}

/* ================= Responsive ================= */

@media (max-width: 960px) {
  .hero-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .hero-card {
    order: -1;
  }

  .how-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .pricing-layout {
    grid-template-columns: minmax(0, 1fr);
  }

  .plan-pro {
    order: -1; /* PRO bovenaan op mobiel */
  }

  .features-grid,
  .faq-grid {
    grid-template-columns: minmax(0, 1fr);
  }
}

@media (max-width: 768px) {
  .nav-links,
  .nav-actions {
    display: none;
  }

  .nav-links.open,
  .nav-actions.open {
    display: flex;
  }

  .nav-links.open {
    position: absolute;
    top: 60px;
    left: 50%;
    transform: translateX(-50%);
    flex-direction: row;
    gap: 16px;
    background: rgba(2, 6, 23, 0.98);
    padding: 10px 16px;
    border-radius: 999px;
    border: 1px solid rgba(148, 163, 184, 0.5);
    box-shadow: 0 20px 45px rgba(0, 0, 0, 0.75);
    z-index: 40;
  }

  .nav-actions.open {
    position: absolute;
    top: 106px;
    left: 50%;
    transform: translateX(-50%);
    flex-direction: row;
    gap: 10px;
    background: rgba(2, 6, 23, 0.98);
    padding: 10px 16px;
    border-radius: 999px;
    border: 1px solid rgba(148, 163, 184, 0.5);
    box-shadow: 0 20px 45px rgba(0, 0, 0, 0.75);
    z-index: 40;
  }

  .nav-toggle {
    display: flex;
  }

  .hero {
    padding-top: 72px;
  }

  .section,
  .pricing-section {
    padding-top: 64px;
    padding-bottom: 64px;
  }

  .pricing-compare {
    grid-template-columns: minmax(0, 1fr);
  }

  .pricing-compare-item {
    grid-template-columns: minmax(0, 1fr);
  }
}

@media (max-width: 520px) {
  .container {
    width: min(100% - 1.8rem, 100%);
  }

  .hero h1 {
    font-size: 2.1rem;
  }

  .hero-meta {
    flex-direction: column;
    align-items: flex-start;
  }

  .hero-card {
    padding: 16px 14px 14px;
  }

  .plan-card,
  .how-aside,
  .step-card,
  .feature-card,
  .faq-item,
  .why-not-signals {
    padding-inline: 14px;
  }
}