:root {
  --bg: #020617;
  --bg-soft: #071021;
  --card: #0b1220;
  --card-strong: #101827;
  --border: #1e293b;
  --text: #f8fafc;
  --muted: #94a3b8;
  --pink: #db2777;
  --pink-deep: #be185d;
  --blue: #2563eb;
  --cyan: #0ea5e9;
  --green: #22c55e;
  --radius: 8px;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.4);
  --max: 1180px;
  font-family: Roboto, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background: var(--bg);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  overflow-x: hidden;
  color: var(--text);
  background:
    radial-gradient(circle at 15% 8%, rgba(37, 99, 235, 0.2), transparent 28rem),
    radial-gradient(circle at 85% 18%, rgba(219, 39, 119, 0.18), transparent 26rem),
    var(--bg);
}

body.menu-open {
  overflow: hidden;
}

img,
svg {
  display: block;
  max-width: 100%;
  height: auto;
}

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

button,
a {
  -webkit-tap-highlight-color: transparent;
}

.site-header {
  position: fixed;
  z-index: 50;
  top: 0;
  left: 0;
  right: 0;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 28px;
  width: min(100% - 32px, 1240px);
  margin: 16px auto 0;
  padding: 12px 18px;
  border: 1px solid rgba(30, 41, 59, 0.85);
  border-radius: var(--radius);
  background: #010313;
  backdrop-filter: blur(18px);
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.24);
}

.brand img {
  width: 300px;
  height: auto;
}

.main-nav {
  justify-self: center;
  display: flex;
  align-items: center;
  gap: 30px;
  color: #e2e8f0;
  font-size: 0.92rem;
  font-weight: 700;
}

.main-nav a {
  transition: color 180ms ease;
}

.main-nav a:hover,
.main-nav a:focus-visible {
  color: var(--pink);
}

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

.language-switch {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 900;
}

.language-switch a,
.language-switch span {
  padding: 6px 4px;
}

.language-switch span {
  color: var(--text);
}

.language-switch a:hover,
.language-switch a:focus-visible {
  color: var(--pink);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  min-height: 44px;
  padding: 0 22px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  font-weight: 800;
  color: var(--text);
  cursor: pointer;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease, box-shadow 180ms ease;
}

.btn svg {
  width: 18px;
  fill: currentColor;
}

.btn:hover,
.btn:focus-visible {
  transform: translateY(-2px);
}

.btn-primary {
  background: linear-gradient(135deg, var(--pink), var(--pink-deep));
  box-shadow: 0 14px 34px rgba(219, 39, 119, 0.3);
}

.btn-primary:hover,
.btn-primary:focus-visible {
  box-shadow: 0 18px 44px rgba(219, 39, 119, 0.44);
}

.btn-ghost,
.btn-outline {
  border-color: #334155;
  background: rgba(11, 18, 32, 0.62);
}

.btn-ghost:hover,
.btn-outline:hover,
.btn-ghost:focus-visible,
.btn-outline:focus-visible {
  border-color: var(--pink);
  background: rgba(219, 39, 119, 0.1);
}

.menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--card);
}

.menu-toggle span {
  display: block;
  width: 19px;
  height: 2px;
  margin: 4px auto;
  background: var(--text);
  transition: transform 180ms ease, opacity 180ms ease;
}

.section,
.hero,
.final-cta,
.trust-band,
.site-footer {
  width: min(100% - 40px, var(--max));
  margin-inline: auto;
}

.hero {
  min-height: 760px;
  padding-top: 190px;
}

.section {
  padding: 70px 0;
}

.section-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 70px;
  align-items: center;
}

.neural-bg {
  position: relative;
}

.neural-bg::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0.34;
  background-image:
    linear-gradient(110deg, transparent 0 74%, rgba(37, 99, 235, 0.18) 74% 75%, transparent 75%),
    linear-gradient(32deg, transparent 0 70%, rgba(219, 39, 119, 0.16) 70% 71%, transparent 71%);
  background-size: 220px 180px, 250px 210px;
  mask-image: radial-gradient(circle at 72% 35%, black, transparent 58%);
}

.eyebrow {
  margin: 0 0 18px;
  color: var(--cyan);
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 24px;
  font-size: clamp(3rem, 5.2vw, 4.9rem);
  line-height: 1.02;
  letter-spacing: 0;
}

h1 span,
h2 span {
  background: linear-gradient(100deg, var(--cyan), #8b5cf6 45%, var(--pink));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero-text {
  max-width: 630px;
  color: #cbd5e1;
  font-size: 1.18rem;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 30px;
}

.badges {
  display: flex;
  flex-wrap: wrap;
  gap: 16px 24px;
  margin: 34px 0 0;
  padding: 0;
  color: #cbd5e1;
  font-size: 0.92rem;
  font-weight: 800;
  list-style: none;
}

.badges li {
  position: relative;
  padding-left: 22px;
}

.badges li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.5em;
  width: 10px;
  height: 10px;
  border: 2px solid var(--pink);
  border-radius: 50%;
  box-shadow: 0 0 16px rgba(219, 39, 119, 0.72);
}

.hero-visual {
  position: relative;
  min-height: 480px;
  overflow: hidden;
}

.product-orbit {
  position: absolute;
  inset: 8% -8% auto 14%;
  height: 78%;
  border-radius: 50%;
  background:
    radial-gradient(circle at 18% 36%, var(--cyan) 0 7px, transparent 8px),
    radial-gradient(circle at 34% 20%, #8b5cf6 0 6px, transparent 7px),
    radial-gradient(circle at 74% 24%, var(--pink) 0 7px, transparent 8px),
    radial-gradient(circle at 88% 58%, var(--pink) 0 6px, transparent 7px),
    linear-gradient(135deg, transparent 0 42%, rgba(37, 99, 235, 0.45) 42% 43%, transparent 43%),
    linear-gradient(35deg, transparent 0 54%, rgba(219, 39, 119, 0.5) 54% 55%, transparent 55%);
  filter: blur(0.1px);
  opacity: 0.72;
}

.product-card,
.feature-card,
.info-card,
.price-card,
.editor-card,
.faq-list,
.final-cta,
.about-logo,
.trust-band {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(15, 23, 42, 0.86), rgba(7, 16, 33, 0.92));
  box-shadow: var(--shadow);
}

.product-card {
  position: relative;
  z-index: 1;
  margin-top: 42px;
  overflow: hidden;
  box-shadow:
    0 0 70px rgba(37, 99, 235, 0.28),
    38px 36px 90px rgba(219, 39, 119, 0.18);
}

.brain-card {
  display: grid;
  place-items: center;
  min-height: 500px;
  padding: 34px;
  background:
    radial-gradient(circle at 32% 28%, rgba(37, 99, 235, 0.24), transparent 16rem),
    radial-gradient(circle at 72% 72%, rgba(219, 39, 119, 0.24), transparent 15rem),
    #050a18;
}

.brain-card img {
  width: min(100%, 460px);
  filter: drop-shadow(0 0 34px rgba(37, 99, 235, 0.35)) drop-shadow(0 0 42px rgba(219, 39, 119, 0.24));
}

.floating {
  animation: float 6s ease-in-out infinite;
}

.dashboard-preview {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
  min-height: 420px;
  padding: 24px;
  background:
    radial-gradient(circle at 22% 16%, rgba(37, 99, 235, 0.22), transparent 13rem),
    radial-gradient(circle at 86% 84%, rgba(219, 39, 119, 0.22), transparent 14rem),
    #050a18;
}

.dashboard-header,
.pipeline-preview,
.ai-note {
  grid-column: 1 / -1;
}

.dashboard-header {
  display: flex;
  gap: 8px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border);
}

.dashboard-header span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--muted);
}

.dashboard-header span:nth-child(1) {
  background: var(--pink);
}

.dashboard-header span:nth-child(2) {
  background: #8b5cf6;
}

.dashboard-header span:nth-child(3) {
  background: var(--cyan);
}

.metric-card,
.ai-note,
.pipeline-preview {
  border: 1px solid var(--border);
  border-radius: calc(var(--radius) - 2px);
  background: rgba(11, 18, 32, 0.8);
}

.metric-card {
  padding: 22px;
}

.metric-card small,
.ai-note p {
  color: var(--muted);
}

.metric-card strong {
  display: block;
  margin-top: 8px;
  font-size: 3rem;
  line-height: 1;
}

.accent-blue strong {
  color: var(--cyan);
}

.accent-pink strong {
  color: var(--pink);
}

.pipeline-preview {
  display: grid;
  gap: 14px;
  padding: 20px;
}

.pipeline-preview span {
  height: 12px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--cyan), #8b5cf6, var(--pink));
}

.ai-note {
  padding: 20px;
}

.ai-note strong {
  color: var(--green);
}

.ai-note p {
  margin: 8px 0 0;
}

.section-heading {
  max-width: 780px;
  margin: 0 auto 34px;
  text-align: center;
}

.section-heading h2,
.about-copy h2,
.final-cta h2 {
  font-size: clamp(2.1rem, 4vw, 3.65rem);
  line-height: 1.06;
  letter-spacing: 0;
}

.problem-grid,
.feature-grid,
.pricing-grid {
  display: grid;
  gap: 22px;
}

.problem-grid {
  grid-template-columns: repeat(3, 1fr);
}

.info-card {
  padding: 30px;
  text-align: center;
  transition: transform 180ms ease, border-color 180ms ease;
}

.info-card:hover,
.feature-card:hover,
.price-card:hover {
  transform: translateY(-4px);
  border-color: rgba(219, 39, 119, 0.55);
}

.icon-circle,
.step-number {
  display: grid;
  place-items: center;
  width: 58px;
  height: 58px;
  margin: 0 auto 18px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--blue), var(--pink));
  box-shadow: 0 0 32px rgba(219, 39, 119, 0.44);
}

.icon-circle svg {
  width: 28px;
  fill: white;
}

.info-card h3,
.feature-card h3,
.step h3 {
  margin-bottom: 10px;
  font-size: 1.16rem;
}

.info-card p,
.feature-card p,
.step p,
.about-copy p,
.final-cta p,
.faq-list p,
.site-footer p {
  color: var(--muted);
  line-height: 1.65;
}

.process-steps {
  position: relative;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}

.process-steps::before {
  content: "";
  position: absolute;
  top: 29px;
  left: 12%;
  right: 12%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--blue), var(--pink), transparent);
}

.step {
  position: relative;
  z-index: 1;
  padding: 0 12px;
  text-align: center;
}

.step-number {
  color: white;
  font-size: 1.35rem;
  font-weight: 950;
}

.feature-grid {
  grid-template-columns: repeat(4, 1fr);
}

.feature-card {
  overflow: hidden;
  padding: 18px;
  transition: transform 180ms ease, border-color 180ms ease;
}

.feature-picto {
  position: relative;
  display: grid;
  place-items: center;
  width: 100%;
  aspect-ratio: 1.28;
  margin-bottom: 18px;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: calc(var(--radius) - 2px);
  background:
    radial-gradient(circle at 30% 24%, rgba(37, 99, 235, 0.26), transparent 8rem),
    radial-gradient(circle at 76% 76%, rgba(219, 39, 119, 0.24), transparent 8rem),
    #030712;
}

.feature-picto::before {
  content: "";
  position: absolute;
  inset: 26%;
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.18), rgba(219, 39, 119, 0.18));
  filter: blur(18px);
}

.feature-picto svg {
  position: relative;
  z-index: 1;
  width: 86px;
  height: 86px;
  overflow: visible;
  fill: none;
  color: #e879f9;
  stroke: currentColor;
  stroke-width: 4;
  stroke-linecap: round;
  stroke-linejoin: round;
  filter: drop-shadow(0 0 18px rgba(37, 99, 235, 0.44)) drop-shadow(0 0 18px rgba(219, 39, 119, 0.28));
}

.feature-picto svg path,
.feature-picto svg circle,
.feature-picto svg rect {
  vector-effect: non-scaling-stroke;
}

.pricing-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  align-items: stretch;
}

.price-card {
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: 520px;
  padding: 28px;
  transition: transform 180ms ease, border-color 180ms ease;
}

.price-card.featured {
  border-color: rgba(219, 39, 119, 0.9);
  box-shadow: 0 0 60px rgba(219, 39, 119, 0.28);
}

.recommended {
  position: absolute;
  top: -17px;
  left: 28px;
  right: 28px;
  margin: 0;
  padding: 8px 12px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--pink), var(--pink-deep));
  text-align: center;
  font-size: 0.82rem;
  font-weight: 900;
}

.price {
  margin-bottom: 24px;
  color: white;
  font-size: 2rem;
  font-weight: 950;
}

.price span {
  color: var(--muted);
  font-size: 1rem;
  font-weight: 700;
}

.contact-price {
  font-size: 1.55rem;
}

.price-card ul,
.editor-card ul {
  display: grid;
  gap: 13px;
  margin: 0 0 24px;
  padding: 0;
  list-style: none;
}

.price-card li,
.editor-card li {
  position: relative;
  padding-left: 24px;
  color: #dbeafe;
  line-height: 1.45;
}

.price-card li::before,
.editor-card li::before {
  content: "";
  position: absolute;
  top: 0.46em;
  left: 0;
  width: 10px;
  height: 6px;
  border-bottom: 2px solid var(--green);
  border-left: 2px solid var(--green);
  transform: rotate(-45deg);
}

.price-card .btn {
  margin-top: auto;
  width: 100%;
}

.pricing-note {
  margin: 26px 0 0;
  color: #cbd5e1;
  text-align: center;
}

.trust-band {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0;
  padding: 22px;
}

.trust-band div {
  display: grid;
  min-height: 54px;
  place-items: center;
  padding: 0 14px;
  color: #dbeafe;
  font-weight: 900;
  text-align: center;
}

.trust-band div + div {
  border-left: 1px solid var(--border);
}

.about {
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.85fr);
  gap: 56px;
  align-items: center;
}

.about-copy h2 {
  max-width: 560px;
  margin-bottom: 22px;
  font-size: clamp(2rem, 3vw, 3.1rem);
  line-height: 1.08;
}

.about-copy p {
  max-width: 650px;
  font-size: 1.04rem;
}

.about-copy a {
  color: #dbeafe;
  font-weight: 900;
}

.about-copy a:hover,
.about-copy a:focus-visible {
  color: var(--pink);
}

.editor-card {
  padding: 30px;
}

.faq-list {
  max-width: 820px;
  margin: 0 auto;
  overflow: hidden;
}

.faq-list details + details {
  border-top: 1px solid var(--border);
}

.faq-list summary {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding: 22px 26px;
  color: #f8fafc;
  font-weight: 900;
  cursor: pointer;
  list-style: none;
}

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

.faq-list summary::after {
  content: "+";
  color: var(--pink);
  font-size: 1.3rem;
}

.faq-list details[open] summary::after {
  content: "-";
}

.faq-list p {
  margin: 0;
  padding: 0 26px 24px;
}

.final-cta {
  display: grid;
  grid-template-columns: 0.62fr 1fr;
  align-items: center;
  gap: 34px;
  margin-top: 36px;
  padding: 34px;
}

.final-cta img {
  width: min(100%, 340px);
  margin: auto;
  filter: drop-shadow(0 0 34px rgba(37, 99, 235, 0.34));
}

.site-footer {
  display: grid;
  justify-items: center;
  gap: 26px;
  padding: 60px 0 34px;
}

.site-footer img {
  width: 170px;
  height: auto;
  margin-bottom: 12px;
}

.site-footer nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
  flex-wrap: nowrap;
  color: #cbd5e1;
  font-weight: 700;
}

.site-footer a:hover,
.site-footer a:focus-visible {
  color: var(--pink);
}

.copyright {
  grid-column: 1 / -1;
  margin: 0;
  padding-top: 22px;
  border-top: 1px solid var(--border);
  text-align: center;
}

.copyright a {
  color: #dbeafe;
  font-weight: 800;
}

.copyright a:hover,
.copyright a:focus-visible {
  color: var(--pink);
}

.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 650ms ease, transform 650ms ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@keyframes float {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-14px);
  }
}

@media (max-width: 1080px) {
  .header-actions {
    display: none;
  }

  .site-header {
    grid-template-columns: auto 1fr auto;
  }

  .main-nav {
    justify-self: end;
  }

  .section-grid,
  .about,
  .final-cta {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
    padding-top: 130px;
  }

  .hero-visual {
    min-height: auto;
  }

  .problem-grid,
  .pricing-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .feature-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .trust-band {
    grid-template-columns: repeat(2, 1fr);
  }

  .trust-band div {
    border-left: 0;
    border-top: 1px solid var(--border);
  }

  .trust-band div:nth-child(1),
  .trust-band div:nth-child(2) {
    border-top: 0;
  }
}

@media (max-width: 760px) {
  .site-header {
    width: min(100% - 24px, 1240px);
    grid-template-columns: auto auto;
    margin-top: 10px;
  }

  .brand img {
    width: 210px;
  }

  .menu-toggle {
    display: block;
    justify-self: end;
  }

  .site-header.is-open .menu-toggle span:nth-child(1) {
    transform: translateY(6px) rotate(45deg);
  }

  .site-header.is-open .menu-toggle span:nth-child(2) {
    opacity: 0;
  }

  .site-header.is-open .menu-toggle span:nth-child(3) {
    transform: translateY(-6px) rotate(-45deg);
  }

  .main-nav {
    position: fixed;
    top: 82px;
    left: 12px;
    right: 12px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 12px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: rgba(7, 16, 33, 0.98);
    box-shadow: var(--shadow);
  }

  .site-header.is-open .main-nav {
    display: flex;
  }

  .main-nav a {
    padding: 15px;
  }

  .section,
  .hero,
  .final-cta,
  .trust-band,
  .site-footer {
    width: min(100% - 28px, var(--max));
  }

  .hero {
    padding-top: 118px;
  }

  h1 {
    font-size: clamp(2.75rem, 15vw, 3.9rem);
  }

  .hero-actions,
  .badges {
    flex-direction: column;
    align-items: stretch;
  }

  .btn {
    width: 100%;
  }

  .score-card {
    position: relative;
    right: auto;
    bottom: auto;
    width: 100%;
    margin-top: 14px;
  }

  .problem-grid,
  .feature-grid,
  .pricing-grid,
  .process-steps,
  .trust-band,
  .site-footer {
    grid-template-columns: 1fr;
  }

  .site-footer nav {
    flex-wrap: wrap;
    justify-content: center;
  }

  .process-steps::before {
    left: 29px;
    right: auto;
    top: 0;
    bottom: 0;
    width: 1px;
    height: auto;
  }

  .step {
    display: grid;
    grid-template-columns: 58px 1fr;
    gap: 16px;
    text-align: left;
  }

  .step-number {
    grid-row: span 2;
    margin: 0;
  }

  .step h3 {
    align-self: end;
    margin: 0;
  }

  .step p {
    margin: 0;
  }

  .trust-band div,
  .trust-band div:nth-child(2) {
    border-top: 1px solid var(--border);
  }

  .trust-band div:first-child {
    border-top: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}