:root {
  --page: #f4f7f2;
  --paper: #ffffff;
  --ink: #153243;
  --muted: #5f6f7a;
  --line: #d8e1dc;
  --blue: #2075ff;
  --teal: #1f8a70;
  --amber: #f5b942;
  --rose: #e85d75;
  --navy: #102a43;
  --shadow: 0 18px 45px rgba(17, 45, 71, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background:
    linear-gradient(90deg, rgba(21, 50, 67, 0.04) 1px, transparent 1px),
    linear-gradient(180deg, rgba(21, 50, 67, 0.04) 1px, transparent 1px),
    var(--page);
  background-size: 28px 28px;
  font-family: "Aptos", "Segoe UI", "Helvetica Neue", Arial, sans-serif;
}

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

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  width: min(1180px, calc(100% - 32px));
  margin: 16px auto 0;
  padding: 12px 14px;
  border: 1px solid rgba(21, 50, 67, 0.12);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 10px 28px rgba(17, 45, 71, 0.08);
}

.brand img {
  width: 240px;
  height: auto;
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 18px;
  color: var(--muted);
  font-size: 15px;
}

.site-nav a:hover,
.text-link:hover {
  color: var(--blue);
}

.hero {
  position: relative;
  min-height: 620px;
  margin-top: -78px;
  padding: 162px 16px 72px;
  overflow: hidden;
  background-color: #e9f3f5;
}

.hero::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 54%;
  width: min(430px, 34vw);
  aspect-ratio: 1;
  height: auto;
  background-image: url("./assets/modernclaw-logo.png");
  background-repeat: no-repeat;
  background-position: left center;
  background-size: auto 100%;
  opacity: 0.12;
  transform: translate(-50%, -50%);
  pointer-events: none;
}

.hero-inner,
.section-band,
.closing-band,
.site-footer {
  width: min(1180px, calc(100% - 32px));
  margin-right: auto;
  margin-left: auto;
}

.hero-inner {
  position: relative;
  z-index: 1;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--teal);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

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

h1 {
  max-width: 780px;
  margin-bottom: 20px;
  font-size: 84px;
  line-height: 0.98;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 16px;
  font-size: 46px;
  line-height: 1.04;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 10px;
  font-size: 22px;
  line-height: 1.15;
  letter-spacing: 0;
}

p,
li {
  color: var(--muted);
  font-size: 18px;
  line-height: 1.62;
}

.hero-text {
  max-width: 680px;
  margin-bottom: 30px;
  color: #385261;
  font-size: 22px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 34px;
}

.bottom-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0 22px;
  border-radius: 8px;
  font-weight: 800;
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}

.button:hover {
  transform: translateY(-1px);
}

.button-primary {
  color: #fff;
  background: var(--blue);
  box-shadow: 0 14px 30px rgba(32, 117, 255, 0.22);
}

.button-secondary {
  color: var(--navy);
  background: var(--paper);
  border: 1px solid var(--line);
}

.value-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  max-width: 760px;
}

.value-row span {
  padding: 10px 13px;
  border: 1px solid rgba(21, 50, 67, 0.14);
  border-radius: 8px;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.72);
  font-weight: 800;
}

.section-band {
  padding: 76px 0;
  border-top: 1px solid var(--line);
}

.section-heading {
  max-width: 780px;
  margin-bottom: 34px;
}

.proof-grid,
.faq-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.proof-card,
.faq-card {
  position: relative;
  overflow: hidden;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--paper);
  box-shadow: 0 12px 28px rgba(17, 45, 71, 0.07);
}

.proof-card {
  border-color: rgba(32, 117, 255, 0.16);
}

.proof-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 4px;
  background: linear-gradient(90deg, #0a4fce, #178dff, #66d3ff);
}

.preview-band {
  display: grid;
  grid-template-columns: minmax(280px, 0.82fr) minmax(0, 1.18fr);
  gap: 36px;
  align-items: center;
}

.workspace-preview {
  display: grid;
  grid-template-columns: 190px minmax(0, 1fr);
  min-height: 420px;
  overflow: hidden;
  border: 1px solid #bfd2dc;
  border-radius: 8px;
  background: var(--paper);
  box-shadow: var(--shadow);
}

.preview-sidebar {
  padding: 18px;
  border-right: 1px solid var(--line);
  background: #eff7f3;
}

.preview-sidebar .preview-logo {
  display: block;
  width: 42px;
  height: 42px;
  margin-bottom: 12px;
  border-radius: 50%;
  background-image: url("./assets/modernclaw-logo.png");
  background-repeat: no-repeat;
  background-position: left center;
  background-size: auto 100%;
  box-shadow: 0 8px 18px rgba(32, 117, 255, 0.16);
}

.preview-sidebar strong,
.preview-sidebar small {
  display: block;
}

.preview-sidebar small {
  margin-top: 4px;
  color: var(--muted);
}

.preview-sidebar ul {
  margin: 36px 0 0;
  padding: 0;
  list-style: none;
}

.preview-sidebar li {
  margin-bottom: 8px;
  padding: 10px 11px;
  border-radius: 6px;
  color: var(--muted);
  font-size: 15px;
}

.preview-sidebar li.active {
  color: var(--ink);
  background: var(--paper);
  font-weight: 800;
}

.preview-main {
  padding: 18px;
  background: #fbfcfd;
}

.preview-toolbar {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 34px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
  color: var(--muted);
}

.preview-toolbar strong {
  color: var(--teal);
}

.message {
  width: fit-content;
  max-width: 76%;
  margin-bottom: 14px;
  padding: 14px 15px;
  border-radius: 8px;
  font-size: 16px;
  line-height: 1.48;
}

.message-user {
  margin-left: auto;
  color: #fff;
  background: var(--navy);
}

.message-ai {
  color: var(--ink);
  background: #eef4f7;
}

.memory-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 40px;
}

.memory-strip span {
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--paper);
  color: var(--ink);
  font-weight: 800;
}

.pricing-band {
  background: rgba(255, 255, 255, 0.48);
}

.price-grid {
  display: grid;
  grid-template-columns: minmax(220px, 0.52fr) minmax(0, 1fr);
  gap: 18px;
  align-items: stretch;
}

.price-box {
  display: grid;
  place-content: center;
  min-height: 210px;
  padding: 28px;
  border-radius: 8px;
  color: #fff;
  background:
    radial-gradient(circle at 18% 18%, rgba(102, 211, 255, 0.52), transparent 28%),
    linear-gradient(135deg, #0a4fce 0%, #178dff 48%, #0e2f78 100%);
  box-shadow: 0 22px 42px rgba(32, 117, 255, 0.24);
}

.price {
  display: block;
  font-size: 78px;
  font-weight: 900;
  line-height: 1;
  text-shadow: 0 4px 16px rgba(6, 28, 74, 0.18);
}

.price-label {
  color: #d8f2ff;
  font-weight: 800;
}

.regular-price {
  display: block;
  margin-top: 8px;
  color: rgba(255, 255, 255, 0.78);
  font-size: 15px;
  font-weight: 800;
}

.pricing-list {
  display: grid;
  margin: 0;
  padding: 28px;
  border: 1px solid rgba(32, 117, 255, 0.18);
  border-radius: 8px;
  background:
    linear-gradient(90deg, rgba(32, 117, 255, 0.08), transparent 34%),
    var(--paper);
  list-style: none;
  box-shadow: 0 12px 30px rgba(32, 117, 255, 0.08);
}

.pricing-list li {
  position: relative;
  padding-left: 24px;
}

.pricing-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 13px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--blue);
  box-shadow: 0 0 0 4px rgba(32, 117, 255, 0.12);
}

.detail-band {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 36px;
}

.text-link {
  display: inline-flex;
  margin-top: 6px;
  color: var(--blue);
  font-weight: 800;
}

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

.faq-card {
  position: relative;
  overflow: hidden;
  border-color: rgba(32, 117, 255, 0.18);
  background:
    linear-gradient(135deg, rgba(32, 117, 255, 0.09), transparent 44%),
    var(--paper);
  box-shadow: 0 14px 34px rgba(32, 117, 255, 0.08);
}

.faq-card::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 5px;
  background: linear-gradient(180deg, #178dff, #66d3ff);
}

.faq-card:nth-child(2)::before {
  background: linear-gradient(180deg, #0a4fce, #178dff);
}

.faq-card:nth-child(3)::before {
  background: linear-gradient(180deg, #66d3ff, #1f8a70);
}

.faq-card:nth-child(4)::before {
  background: linear-gradient(180deg, #178dff, #0e2f78);
}

.closing-band {
  padding: 72px 0 86px;
  border-top: 1px solid var(--line);
}

.closing-band p {
  max-width: 650px;
}

.site-footer {
  padding: 34px 0 38px;
  border-top: 1px solid var(--line);
  color: var(--muted);
}

.footer-main {
  display: grid;
  grid-template-columns: minmax(260px, 1fr) auto;
  gap: 48px;
  align-items: start;
}

.footer-brand {
  max-width: 360px;
}

.footer-brand img {
  width: 220px;
  height: auto;
  margin-bottom: 14px;
}

.footer-brand p {
  margin-bottom: 0;
  font-size: 16px;
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(2, minmax(140px, 1fr));
  gap: 42px;
}

.footer-links h3 {
  margin-bottom: 12px;
  color: var(--ink);
  font-size: 14px;
  text-transform: uppercase;
}

.footer-links a {
  display: block;
  margin-top: 8px;
  color: var(--muted);
  font-size: 15px;
}

.footer-links a:hover,
.footer-bottom a:hover {
  color: var(--blue);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  margin-top: 34px;
  padding-top: 18px;
  border-top: 1px solid rgba(21, 50, 67, 0.1);
  font-size: 14px;
}

.footer-bottom span {
  color: var(--ink);
  font-weight: 900;
}

@media (max-width: 980px) {
  .site-header {
    position: static;
    align-items: flex-start;
    flex-direction: column;
  }

  .hero {
    margin-top: 0;
    padding-top: 72px;
  }

  .hero::after {
    left: 50%;
    top: 58%;
    width: min(320px, 46vw);
    transform: translate(-50%, -50%);
    opacity: 0.08;
  }

  h1 {
    font-size: 62px;
  }

  h2 {
    font-size: 38px;
  }

  .proof-grid,
  .preview-band,
  .price-grid,
  .detail-band,
  .faq-grid {
    grid-template-columns: 1fr;
  }

  .workspace-preview {
    grid-template-columns: 160px minmax(0, 1fr);
  }
}

@media (max-width: 640px) {
  .site-header,
  .hero-inner,
  .section-band,
  .closing-band,
  .site-footer {
    width: min(100% - 22px, 1180px);
  }

  .brand img {
    width: 210px;
  }

  .site-nav {
    gap: 12px;
  }

  .hero {
    min-height: 560px;
    padding-top: 52px;
  }

  .hero::after {
    width: min(280px, 68vw);
    left: 50%;
    top: 70%;
    transform: translate(-50%, -50%);
  }

  h1 {
    font-size: 48px;
  }

  h2 {
    font-size: 32px;
  }

  p,
  li {
    font-size: 16px;
  }

  .hero-text {
    font-size: 19px;
  }

  .hero-actions,
  .bottom-actions,
  .value-row,
  .site-footer,
  .footer-bottom {
    flex-direction: column;
    align-items: stretch;
  }

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

  .footer-main {
    gap: 28px;
  }

  .footer-links {
    gap: 22px;
  }

  .button {
    width: 100%;
  }

  .section-band {
    padding: 54px 0;
  }

  .workspace-preview {
    grid-template-columns: 1fr;
  }

  .preview-sidebar {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .preview-sidebar ul {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 18px;
  }

  .preview-sidebar li {
    margin-bottom: 0;
  }

  .message {
    max-width: 92%;
  }

  .price {
    font-size: 62px;
  }
}