:root {
  --bg: #f5f2ed;
  --card: rgba(255, 255, 255, 0.82);
  --surface: #ebe6df;
  --surface-strong: #e7e0d3;
  --accent: #4355a0;
  --accent-soft: rgba(67, 85, 160, 0.09);
  --text: #1e1e2a;
  --text-secondary: #6d6a64;
  --border: rgba(130, 121, 108, 0.18);
  --shadow: 0 26px 86px rgba(52, 58, 92, 0.12);
  --shadow-soft: 0 14px 42px rgba(52, 58, 92, 0.08);
  --gold: #d8b06a;
  --hero-grad: radial-gradient(circle at top left, rgba(216, 176, 106, 0.2), transparent 32%),
    radial-gradient(circle at 80% 18%, rgba(67, 85, 160, 0.16), transparent 28%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.9), rgba(245, 242, 237, 0.78));
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  font-family: "Inter", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top center, rgba(255, 255, 255, 0.9), transparent 30%),
    linear-gradient(180deg, #f8f5f0 0%, var(--bg) 42%, #f0ebe3 100%);
}

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

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

button {
  font: inherit;
}

.page-shell {
  width: min(1240px, calc(100% - 32px));
  margin: 0 auto;
  padding: 24px 0 48px;
}

.topbar {
  position: sticky;
  top: 16px;
  z-index: 20;
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 24px;
  padding: 14px 18px;
  margin-bottom: 28px;
  border: 1px solid rgba(255, 255, 255, 0.45);
  border-radius: 22px;
  background: rgba(250, 247, 241, 0.8);
  backdrop-filter: blur(18px);
  box-shadow: var(--shadow-soft);
}

.brand {
  z-index: 2;
}

.brand img {
  width: 158px;
}

.menu-toggle {
  display: none;
  position: relative;
  z-index: 2;
  justify-self: end;
  width: 48px;
  height: 48px;
  padding: 0;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.72);
  cursor: pointer;
}

.menu-toggle span {
  position: absolute;
  left: 13px;
  width: 20px;
  height: 2px;
  border-radius: 999px;
  background: var(--text);
  transition: transform 220ms ease, opacity 220ms ease, top 220ms ease;
}

.menu-toggle span:nth-child(1) {
  top: 16px;
}

.menu-toggle span:nth-child(2) {
  top: 23px;
}

.menu-toggle span:nth-child(3) {
  top: 30px;
}

.menu-toggle.is-open span:nth-child(1) {
  top: 23px;
  transform: rotate(45deg);
}

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

.menu-toggle.is-open span:nth-child(3) {
  top: 23px;
  transform: rotate(-45deg);
}

.menu-shell {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 24px;
}

.topnav {
  display: flex;
  justify-content: center;
  gap: 24px;
  color: var(--text-secondary);
  font-size: 15px;
}

.topnav a {
  position: relative;
}

.topnav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -5px;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  transform: scaleX(0);
  transform-origin: center;
  transition: transform 180ms ease;
}

.topnav a:hover::after {
  transform: scaleX(1);
}

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

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 48px;
  padding: 0 22px;
  border-radius: 999px;
  font-weight: 600;
  transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease;
}

.button:hover {
  transform: translateY(-2px);
}

.button-primary {
  color: #fff;
  background: linear-gradient(135deg, var(--accent), #6578c4);
  box-shadow: 0 14px 30px rgba(67, 85, 160, 0.28);
}

.button-secondary {
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid var(--border);
  color: var(--text);
}

/* ── Hero ─────────────────────────────────────── */

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(340px, 0.98fr);
  gap: 34px;
  align-items: center;
  padding: 36px;
  border-radius: 36px;
  background: var(--hero-grad);
  border: 1px solid rgba(255, 255, 255, 0.68);
  box-shadow: var(--shadow);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 14px;
  padding: 8px 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(67, 85, 160, 0.12);
  color: var(--accent);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.hero h1,
.section-heading h2 {
  margin: 0;
  font-family: inherit;
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.02;
}

.hero h1 {
  max-width: 9.5ch;
  font-size: clamp(3rem, 5vw, 5.5rem);
}

.hero-lead,
.feature-card p,
.workflow-card p,
.audience-card p,
.footer p,
.theme-note p {
  color: var(--text-secondary);
  line-height: 1.68;
}

.hero-lead {
  max-width: 62ch;
  margin: 18px 0 26px;
  font-size: 18px;
}

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

.hero-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: 28px;
}

.hero-metrics article,
.feature-card,
.workflow-card,
.audience-card,
.palette-card,
.theme-note {
  border: 1px solid var(--border);
  background: var(--card);
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow-soft);
}

.hero-metrics article {
  padding: 18px;
  border-radius: 24px;
}

.hero-metrics strong {
  display: block;
  margin-bottom: 10px;
  color: var(--accent);
  font-size: 28px;
}

.hero-metrics span {
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.5;
}

.hero-visual {
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-mockup {
  width: min(100%, 390px);
  height: auto;
  filter: drop-shadow(0 24px 48px rgba(42, 47, 78, 0.18));
}

/* ── Social Proof ─────────────────────────────── */

.social-proof {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  padding: 20px 0;
  margin-top: 24px;
  font-size: 14px;
  color: var(--text-secondary);
}

.social-proof-divider {
  width: 1px;
  height: 16px;
  background: var(--border);
  flex-shrink: 0;
}

/* ── Sections ─────────────────────────────────── */

.section {
  padding: 96px 0 0;
}

.section-heading {
  max-width: 980px;
  margin-bottom: 28px;
}

.section-heading h2 {
  font-size: clamp(2.2rem, 4vw, 4rem);
}

/* ── Workflow ──────────────────────────────────── */

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

.feature-card,
.workflow-card,
.audience-card {
  border-radius: 28px;
}

.workflow-card {
  padding: 18px 18px 24px;
}

.workflow-card img {
  width: 100%;
  aspect-ratio: 5 / 3;
  margin-bottom: 20px;
  border-radius: 22px;
  object-fit: cover;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.45), rgba(230, 232, 244, 0.6));
}

/* ── Features ─────────────────────────────────── */

.feature-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.feature-card {
  position: relative;
  padding: 24px;
  transition: transform 180ms ease, box-shadow 180ms ease;
}

.feature-card:hover {
  transform: translateY(-4px) scale(1.01);
  box-shadow: 0 22px 56px rgba(52, 58, 92, 0.14);
}

.feature-card::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.42), rgba(255, 255, 255, 0));
  pointer-events: none;
}

.feature-card h3,
.workflow-card h3,
.audience-card h3 {
  margin: 0 0 12px;
  font-size: 22px;
  font-weight: 800;
}

/* ── Audience ─────────────────────────────────── */

.audience-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 18px;
}

.audience-card {
  padding: 24px;
}

.audience-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  margin-bottom: 18px;
  border-radius: 16px;
  background: var(--accent-soft);
  color: var(--accent);
}

.audience-icon svg {
  width: 24px;
  height: 24px;
  stroke-width: 2.2;
}

/* ── Themes (horizontal scroll) ───────────────── */

.themes-scroll {
  display: flex;
  gap: 14px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  padding-bottom: 4px;
  cursor: grab;
  user-select: none;
}

.themes-scroll.is-dragging {
  cursor: grabbing;
  scroll-snap-type: none;
}

.themes-scroll.is-dragging .palette-card {
  pointer-events: none;
}

.themes-scroll::-webkit-scrollbar {
  display: none;
}

.palette-card {
  flex: 0 0 280px;
  overflow: hidden;
  border-radius: 16px;
  scroll-snap-align: start;
  transition: transform 180ms ease, box-shadow 180ms ease;
}

.palette-card:hover {
  transform: scale(1.03);
  box-shadow: 0 18px 40px rgba(52, 58, 92, 0.12);
}

.palette-card img {
  width: 100%;
  object-fit: contain;
  object-position: center;
  background: var(--surface);
}

.palette-card span {
  display: block;
  padding: 14px 16px 16px;
  font-weight: 700;
}

.themes-dots {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 16px;
}

.themes-dots span {
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: var(--border);
  transition: background 200ms ease, transform 200ms ease;
}

.themes-dots span.is-active {
  background: var(--accent);
  transform: scale(1.3);
}

.theme-note {
  margin-top: 16px;
  padding: 16px 18px;
  border-radius: 22px;
}

/* ── Final CTA ────────────────────────────────── */

.final-cta-card {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 40px;
  padding: 64px 48px;
  border-radius: 36px;
  background: var(--hero-grad);
  border: 1px solid rgba(255, 255, 255, 0.68);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.final-cta-copy h2 {
  margin: 0 0 12px;
  font-size: clamp(2rem, 3.5vw, 3.2rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.08;
}

.final-cta-copy p {
  margin: 0 0 32px;
  color: var(--text-secondary);
  font-size: 18px;
  line-height: 1.68;
}

.final-cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.final-cta-visual {
  flex-shrink: 0;
}

.final-cta-visual img {
  width: 300px;
  height: auto;
  border-radius: 28px;
  box-shadow: var(--shadow-soft);
}

/* ── Footer ───────────────────────────────────── */

.footer {
  display: grid;
  grid-template-columns: 1.1fr 2fr;
  gap: 24px 18px;
  align-items: start;
  padding: 56px 0 16px;
}

.footer-brand strong {
  display: inline-block;
  margin-bottom: 8px;
  font-size: 20px;
}

.footer p {
  color: var(--text-secondary);
  line-height: 1.68;
}

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

.footer-column {
  display: grid;
  gap: 10px;
}

.footer-column span {
  color: var(--text);
  font-size: 14px;
  font-weight: 700;
}

.footer-column a {
  color: var(--text-secondary);
}

.footer-column a:hover,
.footer-bottom,
.footer-bottom span {
  color: var(--accent);
}

.footer-bottom {
  grid-column: 1 / -1;
  padding-top: 8px;
  border-top: 1px solid var(--border);
}

/* ── Reveal animations ────────────────────────── */

.reveal {
  opacity: 1;
  transform: none;
}

.js .reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 700ms ease, transform 700ms ease;
}

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

/* ── Responsive: tablet ───────────────────────── */

@media (max-width: 1080px) {
  .topbar {
    grid-template-columns: auto 1fr;
  }

  .menu-shell {
    grid-template-columns: 1fr;
    justify-items: center;
  }

  .topbar-actions {
    flex-wrap: wrap;
    justify-content: center;
  }

  .hero {
    grid-template-columns: 1fr;
  }

  .workflow-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .feature-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .audience-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .palette-card {
    flex: 0 0 260px;
  }

  .footer {
    grid-template-columns: 1fr;
  }
}

/* ── Responsive: mobile ───────────────────────── */

@media (max-width: 720px) {
  .page-shell {
    width: min(100% - 20px, 1240px);
    padding-top: 14px;
  }

  .topbar {
    grid-template-columns: auto 1fr;
    align-items: center;
    padding: 14px 16px;
    border-radius: 24px;
  }

  .brand img {
    width: 140px;
  }

  .menu-toggle {
    display: block;
  }

  .menu-shell {
    position: absolute;
    left: 0;
    right: 0;
    top: calc(100% + 10px);
    display: grid;
    gap: 18px;
    padding: 18px;
    border: 1px solid var(--border);
    border-radius: 24px;
    background: rgba(250, 247, 241, 0.97);
    box-shadow: var(--shadow-soft);
    opacity: 0;
    pointer-events: none;
    transform: translateY(-8px);
    transition: opacity 180ms ease, transform 180ms ease;
  }

  .topbar.menu-open .menu-shell {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
  }

  .topnav,
  .topbar-actions {
    width: 100%;
    display: grid;
    justify-items: stretch;
  }

  .topnav {
    gap: 14px;
  }

  .topnav a::after {
    display: none;
  }

  .button,
  .topbar-cta {
    width: 100%;
  }

  .hero {
    padding: 22px;
    border-radius: 28px;
  }

  .hero h1 {
    max-width: none;
    font-size: clamp(2.3rem, 11vw, 3.5rem);
  }

  .hero-lead {
    font-size: 16px;
  }

  .hero-mockup {
    width: 100%;
    max-width: 340px;
  }

  .social-proof {
    flex-direction: column;
    gap: 8px;
  }

  .social-proof-divider {
    display: none;
  }

  .hero-metrics,
  .workflow-grid,
  .audience-grid,
  .footer-columns {
    grid-template-columns: 1fr;
  }

  .feature-grid {
    grid-template-columns: 1fr;
  }

  .palette-card {
    flex: 0 0 240px;
  }

  .feature-card,
  .workflow-card,
  .audience-card,
  .palette-card {
    border-radius: 22px;
  }

  .section {
    padding-top: 64px;
  }

  .final-cta-card {
    grid-template-columns: 1fr;
    padding: 32px 22px;
    border-radius: 28px;
    text-align: center;
  }

  .final-cta-copy h2 {
    font-size: clamp(1.6rem, 7vw, 2.2rem);
  }

  .final-cta-copy p {
    font-size: 16px;
  }

  .final-cta-actions {
    justify-content: center;
  }

  .final-cta-visual {
    order: -1;
  }

  .final-cta-visual img {
    width: 220px;
    height: auto;
    margin: 0 auto;
  }
}