:root {
  --landing-bg: #f5f8fd;
  --landing-surface: rgba(255, 255, 255, 0.92);
  --landing-border: rgba(30, 64, 105, 0.12);
  --landing-border-strong: rgba(47, 96, 154, 0.2);
  --landing-text: #162033;
  --landing-muted: #5b6a80;
  --landing-accent: #2e73d8;
  --landing-accent-soft: #eaf2ff;
  --landing-accent-deep: #163f74;
  --landing-shadow: 0 18px 48px rgba(20, 32, 54, 0.08);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Inter", sans-serif;
  color: var(--landing-text);
  background:
    radial-gradient(circle at top left, rgba(95, 149, 255, 0.18), transparent 30%),
    radial-gradient(circle at top right, rgba(142, 197, 255, 0.18), transparent 26%),
    linear-gradient(180deg, #fbfdff 0%, var(--landing-bg) 100%);
}

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

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

.landing-shell {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
  padding: 22px 0 56px;
}

.landing-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-bottom: 18px;
}

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

.landing-brand-mark {
  width: 52px;
  height: 52px;
  border-radius: 16px;
  object-fit: cover;
  box-shadow: 0 12px 24px rgba(22, 63, 116, 0.14);
}

.landing-brand-copy {
  display: grid;
  gap: 2px;
}

.landing-brand-copy strong {
  font-size: 1rem;
  letter-spacing: -0.02em;
}

.landing-brand-copy span {
  color: var(--landing-muted);
  font-size: 0.88rem;
}

.landing-topbar-link {
  padding: 12px 18px;
  border-radius: 999px;
  border: 1px solid var(--landing-border-strong);
  background: rgba(255, 255, 255, 0.78);
  color: var(--landing-accent-deep);
  font-size: 0.92rem;
  font-weight: 700;
}

.landing-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(320px, 0.85fr);
  gap: 18px;
  align-items: stretch;
}

.landing-hero-card,
.landing-panel,
.landing-faq-item {
  border-radius: 28px;
  border: 1px solid var(--landing-border);
  background: var(--landing-surface);
  box-shadow: var(--landing-shadow);
  backdrop-filter: blur(10px);
}

.landing-hero-card {
  padding: 34px;
  display: grid;
  gap: 20px;
}

.landing-kicker {
  display: inline-flex;
  width: fit-content;
  padding: 9px 14px;
  border-radius: 999px;
  background: var(--landing-accent-soft);
  color: var(--landing-accent-deep);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.landing-hero h1 {
  font-size: clamp(2.3rem, 5vw, 4rem);
  line-height: 0.98;
  letter-spacing: -0.05em;
}

.landing-hero p {
  color: var(--landing-muted);
  font-size: 1.02rem;
  line-height: 1.75;
  max-width: 62ch;
}

.landing-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.landing-primary-button,
.landing-secondary-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: 0 20px;
  border-radius: 999px;
  font-size: 0.95rem;
  font-weight: 700;
}

.landing-primary-button {
  background: linear-gradient(180deg, #2f7ef2 0%, #1e65d1 100%);
  color: #ffffff;
  box-shadow: 0 14px 26px rgba(46, 115, 216, 0.24);
}

.landing-secondary-button {
  border: 1px solid var(--landing-border-strong);
  background: rgba(255, 255, 255, 0.8);
  color: var(--landing-accent-deep);
}

.landing-proof {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.landing-proof-card {
  padding: 14px 16px;
  border-radius: 20px;
  background: linear-gradient(180deg, #ffffff 0%, #f6f9ff 100%);
  border: 1px solid rgba(129, 163, 211, 0.2);
}

.landing-proof-card strong {
  display: block;
  font-size: 1.05rem;
}

.landing-proof-card span {
  display: block;
  margin-top: 4px;
  color: var(--landing-muted);
  font-size: 0.84rem;
  line-height: 1.45;
}

.landing-tool-card {
  padding: 28px;
  display: grid;
  gap: 18px;
}

.landing-tool-preview {
  padding: 18px;
  border-radius: 24px;
  background:
    radial-gradient(circle at top, rgba(123, 171, 243, 0.24), transparent 36%),
    linear-gradient(180deg, #ffffff 0%, #f3f7ff 100%);
  border: 1px solid rgba(132, 167, 218, 0.2);
}

.landing-dropzone {
  min-height: 168px;
  border-radius: 22px;
  border: 2px dashed rgba(124, 155, 201, 0.45);
  background: rgba(255, 255, 255, 0.82);
  display: grid;
  place-items: center;
  padding: 22px;
  text-align: center;
}

.landing-dropzone-icon {
  width: 52px;
  height: 52px;
  margin: 0 auto 12px;
  display: grid;
  place-items: center;
  border-radius: 999px;
  background: linear-gradient(180deg, #edf4ff 0%, #deebff 100%);
  color: var(--landing-accent);
}

.landing-dropzone-icon svg {
  width: 24px;
  height: 24px;
}

.landing-dropzone strong {
  display: block;
  font-size: 0.98rem;
}

.landing-dropzone span {
  display: block;
  margin-top: 6px;
  color: var(--landing-muted);
  font-size: 0.84rem;
  line-height: 1.55;
}

.landing-checklist {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
}

.landing-checklist li {
  list-style: none;
  display: flex;
  align-items: flex-start;
  gap: 10px;
  color: var(--landing-muted);
  font-size: 0.92rem;
  line-height: 1.65;
}

.landing-checklist li::before {
  content: "";
  width: 10px;
  height: 10px;
  margin-top: 7px;
  border-radius: 999px;
  background: linear-gradient(180deg, #3d89f6 0%, #1f63c7 100%);
  flex-shrink: 0;
}

.landing-section {
  padding-top: 26px;
}

.landing-section-heading {
  display: grid;
  gap: 8px;
  margin-bottom: 16px;
}

.landing-section-heading h2 {
  font-size: clamp(1.55rem, 3vw, 2.4rem);
  letter-spacing: -0.04em;
}

.landing-section-heading p {
  color: var(--landing-muted);
  font-size: 0.98rem;
  line-height: 1.75;
  max-width: 66ch;
}

.landing-grid-three {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.landing-panel {
  padding: 24px;
}

.landing-panel h3 {
  margin-bottom: 10px;
  font-size: 1.05rem;
}

.landing-panel p,
.landing-panel li {
  color: var(--landing-muted);
  font-size: 0.92rem;
  line-height: 1.72;
}

.landing-faq-grid {
  display: grid;
  gap: 14px;
}

.landing-faq-item {
  padding: 22px 24px;
}

.landing-faq-item h3 {
  margin-bottom: 8px;
  font-size: 1.02rem;
}

.landing-faq-item p {
  color: var(--landing-muted);
  font-size: 0.92rem;
  line-height: 1.72;
}

.landing-footer {
  margin-top: 30px;
  padding-top: 18px;
  text-align: center;
  color: var(--landing-muted);
  font-size: 0.88rem;
}

.landing-footer-links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 14px;
  margin-top: 10px;
}

.landing-footer-links a {
  color: var(--landing-accent-deep);
  font-weight: 600;
}

@media (max-width: 980px) {
  .landing-hero,
  .landing-grid-three {
    grid-template-columns: 1fr;
  }

  .landing-proof {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .landing-shell {
    width: min(100% - 20px, 1180px);
    padding-top: 16px;
  }

  .landing-topbar {
    flex-direction: column;
    align-items: flex-start;
  }

  .landing-hero-card,
  .landing-tool-card,
  .landing-panel,
  .landing-faq-item {
    padding: 20px;
  }

  .landing-actions {
    flex-direction: column;
  }

  .landing-primary-button,
  .landing-secondary-button {
    width: 100%;
  }
}