:root {
  --ll-blue: #2347FF;
  --ll-blue-hover: #1B3AE0;
  --ll-grad-a: #8CB2FF;
  --ll-grad-b: #03FFC0;
  --ink: #FFFFFF;
  --body: #C7C7C7;
  --body-muted: #A3A3A3;
  --body-soft: rgba(255, 255, 255, 0.6);
  --body-faint: rgba(255, 255, 255, 0.8);
  --slate: #546582;
  --canvas: #000000;
  --canvas-soft: #010101;
  --surface-prompt: #0F172A;
  --surface-card: #0A0A0A;
  --surface-elevated: #141414;
  --surface-glass: rgba(255, 255, 255, 0.063);
  --hairline: rgba(255, 255, 255, 0.2);
  --hairline-strong: rgba(255, 255, 255, 0.243);
  --hairline-soft: rgba(255, 255, 255, 0.4);
  --success: #22C55E;
  --radius-cta: 8px;
  --radius-card: 16px;
  --radius-pill: 100px;
  --radius-full: 999px;
  --max: 1305px;
  --font-display: Poppins, sans-serif;
  --font-ui: Inter, sans-serif;
  --nav-h: 70px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100%;
  font-family: var(--font-ui);
  font-size: 16px;
  font-weight: 400;
  line-height: 1.5;
  color: var(--ink);
  background: var(--canvas);
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  font: inherit;
  color: inherit;
  background: none;
  border: 0;
  cursor: pointer;
}

img {
  max-width: 100%;
  display: block;
}

[hidden] {
  display: none !important;
}

/* Atmosphere */
.stars,
.nebula {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}

.stars {
  background-image:
    radial-gradient(1px 1px at 10% 20%, rgba(255, 255, 255, 0.7), transparent),
    radial-gradient(1px 1px at 30% 60%, rgba(255, 255, 255, 0.5), transparent),
    radial-gradient(1.5px 1.5px at 70% 30%, rgba(255, 255, 255, 0.6), transparent),
    radial-gradient(1px 1px at 85% 75%, rgba(255, 255, 255, 0.45), transparent),
    radial-gradient(1px 1px at 50% 10%, rgba(255, 255, 255, 0.4), transparent),
    radial-gradient(1px 1px at 15% 85%, rgba(255, 255, 255, 0.35), transparent);
  opacity: 0.55;
}

.nebula {
  background:
    radial-gradient(ellipse 70% 45% at 50% 100%, rgba(35, 71, 255, 0.35) 0%, transparent 60%),
    radial-gradient(ellipse 40% 30% at 70% 80%, rgba(3, 255, 192, 0.08) 0%, transparent 55%);
}

.top-nav,
.mobile-nav,
main,
.site-footer {
  position: relative;
  z-index: 1;
}

/* Type */
.display-xl {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(36px, 7vw, 64px);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

.display-lg {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-size: clamp(28px, 5vw, 50px);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
}

.gradient-text {
  background-image: linear-gradient(90deg, var(--ll-grad-a), var(--ll-grad-b));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--body-soft);
  font-size: 14px;
  font-weight: 500;
}

.section-lead {
  margin: 0 auto 40px;
  max-width: 640px;
  color: var(--body);
  font-size: 16px;
}

.helper {
  margin: 14px 0 0;
  color: var(--body-soft);
  font-size: 14px;
  font-style: italic;
  text-align: center;
}

/* Nav */
.top-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  height: var(--nav-h);
  padding: 0 24px;
  max-width: 1440px;
  margin: 0 auto;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border: 1.5px solid var(--ink);
  border-radius: 4px;
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 700;
}

.brand-name {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
}

.nav-links {
  display: none;
  gap: 28px;
}

.nav-links a {
  color: var(--body-faint);
  font-size: 16px;
}

.nav-links a:hover {
  color: var(--ink);
}

.nav-actions {
  display: none;
  gap: 10px;
}

.nav-toggle {
  width: 40px;
  height: 40px;
  display: grid;
  place-content: center;
  gap: 6px;
}

.nav-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--ink);
}

.mobile-nav {
  display: grid;
  gap: 8px;
  padding: 8px 24px 20px;
  background: rgba(0, 0, 0, 0.92);
  border-bottom: 1px solid var(--hairline);
}

.mobile-nav a {
  padding: 12px 0;
  color: var(--body-faint);
}

@media (min-width: 992px) {
  .nav-links,
  .nav-actions {
    display: flex;
  }

  .nav-toggle,
  .mobile-nav {
    display: none !important;
  }
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 47px;
  padding: 0 26px;
  border-radius: var(--radius-cta);
  font-size: 15px;
  font-weight: 400;
  transition: background 0.15s ease, border-color 0.15s ease;
}

.btn--primary {
  background: var(--ll-blue);
  border: 1px solid var(--ll-blue);
  color: var(--ink);
}

.btn--primary:hover {
  background: var(--ll-blue-hover);
  border-color: var(--ll-blue-hover);
}

.btn--ghost {
  background: var(--surface-glass);
  border: 0;
  border-radius: 3px;
  color: var(--ink);
}

.btn--wide {
  width: 100%;
}

/* Chips */
.chip {
  display: inline-flex;
  align-items: center;
  height: 40px;
  padding: 0 20px;
  border: 1px solid var(--hairline);
  border-radius: var(--radius-pill);
  color: var(--body-faint);
  background: transparent;
  white-space: nowrap;
  transition: background 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}

.chip:hover,
.chip.is-active {
  color: var(--ink);
  border-color: rgba(255, 255, 255, 0.45);
  background: rgba(255, 255, 255, 0.06);
}

.chip-row,
.filter-row,
.billing-toggle {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
}

/* Hero */
.hero {
  max-width: 900px;
  margin: 0 auto;
  padding: 48px 24px 80px;
  text-align: center;
}

.trust-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  height: 34px;
  padding: 0 18px;
  margin-bottom: 28px;
  background: #fff;
  color: #0a0a0a;
  border: 1px solid var(--hairline-soft);
  border-radius: var(--radius-full);
  font-size: 14px;
  font-weight: 500;
}

.trust-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--success);
  box-shadow: 0 0 0 3px rgba(34, 197, 94, 0.25);
}

.hero .display-xl {
  margin-bottom: 28px;
}

.hero .chip-row {
  margin-bottom: 24px;
}

.prompt-box {
  position: relative;
  max-width: 736px;
  margin: 0 auto;
  padding: 20px 64px 20px 20px;
  background: var(--surface-prompt);
  border: 2px solid var(--hairline-strong);
  border-radius: var(--radius-card);
  text-align: left;
}

.prompt-box textarea {
  width: 100%;
  min-height: 72px;
  resize: none;
  border: 0;
  outline: none;
  background: transparent;
  color: #d1d1d1;
  font-family: var(--font-ui);
  font-size: 16px;
  line-height: 1.5;
}

.prompt-submit {
  position: absolute;
  right: 16px;
  bottom: 16px;
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--ll-blue);
  color: var(--ink);
  font-size: 18px;
  font-weight: 700;
}

.prompt-submit:hover {
  background: var(--ll-blue-hover);
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 40px;
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
}

.stat strong {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(28px, 4vw, 36px);
  font-weight: 700;
  background-image: linear-gradient(90deg, var(--ll-grad-a), var(--ll-grad-b));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.stat span {
  color: var(--body-muted);
  font-size: 14px;
}

/* Logo rail */
.logo-rail {
  background: var(--canvas);
  border-radius: 32px 32px 0 0;
  padding: 32px 0 40px;
  border-top: 1px solid var(--hairline);
}

.rail-label {
  margin: 0 0 20px;
  text-align: center;
  color: var(--body-soft);
  font-size: 14px;
}

.rail-track {
  overflow: hidden;
  mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}

.rail-inner {
  display: flex;
  gap: 40px;
  width: max-content;
  animation: marquee 40s linear infinite;
  color: var(--body-muted);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

@keyframes marquee {
  to { transform: translateX(-50%); }
}

/* Sections */
.section {
  padding: 100px 24px;
  background: var(--canvas-soft);
}

.section--soft {
  background: #050505;
}

.section-inner {
  max-width: var(--max);
  margin: 0 auto;
  text-align: center;
}

.section-inner--narrow {
  max-width: 720px;
}

.feature-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  text-align: left;
}

@media (min-width: 768px) {
  .feature-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1100px) {
  .feature-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.feature-card {
  background: var(--surface-card);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-card);
  padding: 25px;
}

.feature-icon {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  margin-bottom: 16px;
  border-radius: 10px;
  background: rgba(35, 71, 255, 0.15);
  color: var(--ll-grad-a);
  font-size: 18px;
}

.feature-card h3 {
  margin: 0 0 8px;
  font-size: 23.4px;
  font-weight: 700;
  line-height: 1.15;
}

.feature-card p {
  margin: 0;
  color: var(--body);
}

/* Tools */
.filter-row {
  margin-bottom: 28px;
}

.tools-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  text-align: left;
}

@media (min-width: 700px) {
  .tools-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 1000px) {
  .tools-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.tool-card {
  background: var(--surface-elevated);
  border: 1px solid transparent;
  border-radius: 4px;
  padding: 16px;
  transition: border-color 0.15s ease;
}

.tool-card:hover {
  border-color: var(--hairline);
}

.tool-card h4 {
  margin: 0 0 4px;
  font-size: 16px;
  font-weight: 700;
}

.tool-card span {
  color: var(--body-muted);
  font-size: 14px;
}

.tools-note {
  margin: 28px 0 0;
  color: var(--body-soft);
  font-size: 14px;
}

/* Testimonials */
.testimonial-grid {
  display: grid;
  gap: 16px;
  text-align: left;
}

@media (min-width: 900px) {
  .testimonial-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.testimonial-card {
  background: var(--surface-card);
  border-radius: var(--radius-card);
  padding: 25px;
  min-height: 240px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.testimonial-card > p {
  margin: 0 0 24px;
  color: var(--body);
  font-size: 16px;
  line-height: 1.55;
}

.person {
  display: flex;
  align-items: center;
  gap: 12px;
}

.avatar {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--ll-blue);
  font-size: 13px;
  font-weight: 700;
}

.person strong {
  display: block;
  font-size: 15px;
}

.person span {
  color: var(--body-muted);
  font-size: 13px;
}

/* Pricing */
.billing-toggle {
  margin-bottom: 28px;
}

.pricing-card {
  position: relative;
  background: var(--surface-prompt);
  border: 2px solid var(--hairline-strong);
  border-radius: var(--radius-card);
  padding: 32px 28px 28px;
  text-align: left;
}

.pricing-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  background: var(--ll-blue);
  font-size: 13px;
  font-weight: 600;
}

.price-line {
  display: flex;
  align-items: baseline;
  gap: 6px;
  margin-bottom: 8px;
}

.price {
  font-family: var(--font-display);
  font-size: 48px;
  font-weight: 700;
}

.price-period {
  color: var(--body-muted);
}

.price-save {
  margin: 0 0 24px;
  color: var(--ll-grad-b);
  font-size: 14px;
  font-weight: 500;
}

.price-features {
  margin: 0 0 28px;
  padding: 0;
  list-style: none;
}

.price-features li {
  position: relative;
  padding: 10px 0 10px 28px;
  border-top: 1px solid var(--hairline);
  color: var(--body);
}

.price-features li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--success);
  font-weight: 700;
}

/* FAQ */
.faq-list {
  text-align: left;
}

.faq-item {
  border: 1px solid var(--hairline);
  border-radius: var(--radius-card);
  background: var(--surface-card);
  margin-bottom: 10px;
  padding: 0 20px;
}

.faq-item summary {
  list-style: none;
  cursor: pointer;
  padding: 18px 0;
  font-size: 16px;
  font-weight: 600;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item p {
  margin: 0 0 18px;
  color: var(--body);
}

/* Final CTA */
.final-cta {
  padding: 60px 24px 120px;
  text-align: center;
  background:
    radial-gradient(ellipse 60% 50% at 50% 100%, rgba(35, 71, 255, 0.28) 0%, transparent 65%),
    var(--canvas-soft);
}

.final-cta .btn {
  margin-top: 8px;
}

/* Footer */
.site-footer {
  background: var(--canvas-soft);
  border-top: 1px solid var(--hairline);
  padding: 64px 24px 32px;
}

.footer-inner {
  max-width: var(--max);
  margin: 0 auto 40px;
  display: grid;
  gap: 40px;
}

@media (min-width: 900px) {
  .footer-inner {
    grid-template-columns: 1.2fr 2fr;
  }
}

.footer-brand p {
  margin: 16px 0 0;
  max-width: 360px;
  color: var(--body);
  font-size: 14px;
}

.footer-cols {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.footer-cols h4 {
  margin: 0 0 14px;
  font-size: 14px;
  font-weight: 700;
}

.footer-cols a {
  display: block;
  margin-bottom: 10px;
  color: var(--body-muted);
  font-size: 14px;
}

.footer-cols a:hover {
  color: var(--ink);
}

.copyright {
  margin: 0;
  text-align: center;
  color: var(--slate);
  font-size: 13px;
}