.codex-product-page {
  --codex-ink: #242832;
  --codex-strong: #11141a;
  --codex-muted: #66717a;
  --codex-line: #d7eadc;
  --codex-line-strong: #bddfca;
  --codex-mint: #ddf8e7;
  --codex-sky: #e3f3ff;
  --codex-blue: #0a7aff;
  --codex-blue-soft: #edf6ff;
  min-width: 0;
  color: var(--codex-ink);
  background: #fff;
}

.codex-product-page .codex-shell {
  width: 100%;
  max-width: 1500px;
  margin-inline: auto;
  padding-inline: 36px;
}

.codex-product-page .codex-hero,
.codex-product-page .codex-feature-rail,
.codex-product-page .codex-privacy,
.codex-product-page .codex-install,
.codex-product-page .codex-download-cta {
  scroll-margin-top: 100px;
}

.codex-product-page .codex-hero {
  position: relative;
  padding-block: clamp(58px, 6vw, 88px) 78px;
  background:
    radial-gradient(circle at 82% 36%, rgba(10, 122, 255, 0.1), transparent 30%),
    radial-gradient(circle at 9% 82%, rgba(112, 201, 148, 0.12), transparent 26%),
    #fff;
}

.codex-product-page .codex-hero__inner {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(360px, 0.72fr);
  gap: clamp(48px, 6vw, 96px);
  align-items: center;
}

.codex-product-page .codex-hero__copy {
  min-width: 0;
  max-width: 780px;
}

.codex-product-page .codex-hero__copy h1 {
  max-width: 760px;
  margin: 0;
  color: var(--codex-strong);
  font-family: "Instrument Serif", "Songti SC", "STSong", serif;
  font-size: clamp(58px, 5.5vw, 82px);
  font-weight: 400;
  line-height: 1.08;
  letter-spacing: -0.035em;
  text-wrap: balance;
}

.codex-product-page .codex-hero__lead {
  max-width: 590px;
  margin: 28px 0 0;
  color: var(--codex-muted);
  font-size: 18px;
  line-height: 1.82;
}

.codex-product-page .codex-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 34px;
}

.codex-product-page .codex-button {
  min-height: 52px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 0 24px;
  border: 1px solid transparent;
  border-radius: 8px;
  font-size: 15px;
  font-weight: 800;
  line-height: 1.2;
  text-align: center;
  text-decoration: none;
  transition:
    transform 180ms ease,
    border-color 180ms ease,
    background-color 180ms ease,
    box-shadow 180ms ease;
}

.codex-product-page .codex-button--primary {
  color: #fff;
  background: #24272d;
  border-color: #24272d;
  box-shadow: 0 16px 34px rgba(17, 20, 26, 0.16);
}

.codex-product-page .codex-button--secondary {
  color: var(--codex-strong);
  background: rgba(255, 255, 255, 0.92);
  border-color: var(--codex-line-strong);
}

.codex-product-page .codex-button__icon {
  width: 21px;
  height: 21px;
  flex: 0 0 auto;
}

.codex-product-page .codex-button:focus-visible {
  outline: 3px solid rgba(10, 122, 255, 0.48);
  outline-offset: 4px;
}

.codex-product-page .codex-hero__media {
  width: 100%;
  max-width: 420px;
  min-width: 0;
  justify-self: center;
  margin: 0;
}

.codex-product-page .codex-hero__frame {
  display: grid;
  place-items: center;
  padding: 20px;
  background: linear-gradient(145deg, #f8fcff, var(--codex-blue-soft));
  border: 1px solid #d5e7f5;
  border-radius: 16px;
  box-shadow: 0 30px 80px rgba(10, 122, 255, 0.11);
}

.codex-product-page .codex-hero__image {
  display: block;
  width: min(100%, 380px);
  height: auto;
  object-fit: contain;
  border-radius: 28px;
  filter: none;
}

.codex-product-page .codex-hero__caption {
  margin-top: 12px;
  color: var(--codex-muted);
  font-size: 13px;
  line-height: 1.5;
  text-align: center;
}

.codex-product-page .codex-feature-rail {
  padding-block: 58px 72px;
  background: #fff;
}

.codex-product-page .codex-feature-rail__title {
  margin: 0 0 26px;
  color: var(--codex-strong);
  font-family: "Instrument Serif", "Songti SC", "STSong", serif;
  font-size: clamp(40px, 4vw, 54px);
  font-weight: 400;
  line-height: 1.08;
}

.codex-product-page .codex-feature-rail__grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-block: 1px solid var(--codex-line);
}

.codex-product-page .codex-feature {
  min-width: 0;
  display: grid;
  grid-template-columns: 50px minmax(0, 1fr);
  gap: 20px;
  align-items: start;
  padding: 30px clamp(22px, 2.5vw, 38px);
}

.codex-product-page .codex-feature + .codex-feature {
  border-left: 1px solid var(--codex-line);
}

.codex-product-page .codex-feature:first-child {
  padding-left: 0;
}

.codex-product-page .codex-feature:last-child {
  padding-right: 0;
}

.codex-product-page .codex-feature__icon {
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
  color: var(--codex-blue);
}

.codex-product-page .codex-feature__icon svg {
  width: 34px;
  height: 34px;
}

.codex-product-page .codex-feature__copy {
  min-width: 0;
}

.codex-product-page .codex-feature__copy h3 {
  margin: 0;
  color: var(--codex-strong);
  font-size: 18px;
  line-height: 1.45;
}

.codex-product-page .codex-feature__copy p {
  margin: 9px 0 0;
  color: var(--codex-muted);
  font-size: 14px;
  line-height: 1.75;
}

.codex-product-page .codex-privacy {
  padding-block: 70px;
  background:
    radial-gradient(circle at 76% 50%, rgba(10, 122, 255, 0.08), transparent 26%),
    #fff;
}

.codex-product-page .codex-privacy__inner {
  width: calc(100% - 72px);
  max-width: 1428px;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(360px, 0.95fr);
  gap: clamp(44px, 6vw, 92px);
  align-items: center;
  padding: clamp(40px, 5vw, 70px);
  background: linear-gradient(135deg, #fff 0%, #fbfffd 54%, #f4f9ff 100%);
  border: 1px solid var(--codex-line);
  border-radius: 16px;
}

.codex-product-page .codex-privacy__copy h2 {
  max-width: 680px;
  margin: 0;
  color: var(--codex-strong);
  font-family: "Instrument Serif", "Songti SC", "STSong", serif;
  font-size: clamp(44px, 4.5vw, 62px);
  font-weight: 400;
  line-height: 1.08;
  text-wrap: balance;
}

.codex-product-page .codex-privacy__copy > p:not(.codex-privacy__disclaimer) {
  max-width: 680px;
  margin: 24px 0 0;
  color: var(--codex-muted);
  font-size: 16px;
  line-height: 1.82;
}

.codex-product-page .codex-privacy__disclaimer {
  max-width: 650px;
  margin: 20px 0 0;
  padding-left: 14px;
  color: #52616a;
  border-left: 3px solid #70c994;
  font-size: 13px;
  line-height: 1.7;
}

.codex-product-page .codex-privacy__visual {
  min-width: 0;
  display: grid;
  grid-template-columns: 128px minmax(0, 1fr);
  gap: 30px;
  align-items: center;
}

.codex-product-page .codex-privacy__shield {
  position: relative;
  width: 104px;
  height: 104px;
  display: grid;
  place-items: center;
  justify-self: center;
  color: var(--codex-blue);
  background: rgba(237, 246, 255, 0.9);
  border: 1px solid #cfe3f7;
  border-radius: 50%;
  box-shadow:
    0 0 0 14px rgba(10, 122, 255, 0.04),
    0 0 0 28px rgba(10, 122, 255, 0.025);
}

.codex-product-page .codex-privacy__shield svg {
  width: 62px;
  height: 62px;
}

.codex-product-page .codex-privacy__list {
  display: grid;
  gap: 18px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.codex-product-page .codex-privacy__list li {
  position: relative;
  padding-left: 28px;
  color: #4d5962;
  font-size: 14px;
  line-height: 1.6;
}

.codex-product-page .codex-privacy__list li::before {
  content: "✓";
  position: absolute;
  top: 0.08em;
  left: 0;
  width: 18px;
  height: 18px;
  display: grid;
  place-items: center;
  color: #fff;
  background: #52b96e;
  border-radius: 50%;
  font-size: 11px;
  font-weight: 900;
}

.codex-product-page .codex-install {
  padding-block: 74px;
  background: #fff;
}

.codex-product-page .codex-install__panel {
  padding: clamp(30px, 4vw, 50px);
  background: #fff;
  border: 1px solid var(--codex-line);
  border-radius: 16px;
  box-shadow: 0 18px 50px rgba(30, 35, 42, 0.045);
}

.codex-product-page .codex-install__panel > h2 {
  margin: 0 0 34px;
  color: var(--codex-strong);
  font-family: "Instrument Serif", "Songti SC", "STSong", serif;
  font-size: clamp(40px, 4vw, 54px);
  font-weight: 400;
  line-height: 1.08;
}

.codex-product-page .codex-install__layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 0.34fr);
  gap: clamp(34px, 4vw, 62px);
}

.codex-product-page .codex-install__steps {
  min-width: 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(22px, 3vw, 46px);
  margin: 0;
  padding: 0;
  list-style: none;
}

.codex-product-page .codex-install-step {
  position: relative;
  min-width: 0;
}

.codex-product-page .codex-install-step:not(:last-child)::after {
  content: "";
  position: absolute;
  top: 43px;
  left: 76px;
  right: -24px;
  border-top: 1px dashed #aebdca;
}

.codex-product-page .codex-install-step__number {
  position: absolute;
  z-index: 1;
  top: -8px;
  left: 0;
  width: 22px;
  height: 22px;
  display: grid;
  place-items: center;
  color: #fff;
  background: var(--codex-blue);
  border-radius: 50%;
  font-size: 12px;
  font-weight: 800;
}

.codex-product-page .codex-install-step__icon {
  position: relative;
  z-index: 1;
  width: 64px;
  height: 64px;
  display: grid;
  place-items: center;
  color: var(--codex-blue);
  background: var(--codex-blue-soft);
  border: 1px solid #d6e8f8;
  border-radius: 50%;
}

.codex-product-page .codex-install-step__icon svg {
  width: 32px;
  height: 32px;
}

.codex-product-page .codex-install-step__copy h3 {
  margin: 18px 0 0;
  color: var(--codex-strong);
  font-size: 17px;
  line-height: 1.45;
}

.codex-product-page .codex-install-step__copy p {
  margin: 8px 0 0;
  color: var(--codex-muted);
  font-size: 13px;
  line-height: 1.75;
}

.codex-product-page .codex-install__requirements {
  min-width: 0;
  padding-left: clamp(26px, 3vw, 44px);
  border-left: 1px solid var(--codex-line);
}

.codex-product-page .codex-install__requirements h3 {
  margin: 0;
  color: var(--codex-strong);
  font-size: 18px;
}

.codex-product-page .codex-requirement-list {
  display: grid;
  gap: 12px;
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
}

.codex-product-page .codex-requirement-list li {
  position: relative;
  padding-left: 25px;
  color: #4d5962;
  font-size: 13px;
  line-height: 1.65;
}

.codex-product-page .codex-requirement-list li::before {
  content: "✓";
  position: absolute;
  top: 0.08em;
  left: 0;
  color: #39a65a;
  font-size: 16px;
  font-weight: 900;
}

.codex-product-page .codex-install__notice {
  margin: 24px 0 0;
  padding: 14px 15px;
  color: #526b85;
  background: var(--codex-blue-soft);
  border: 1px solid #dbeaf8;
  border-radius: 8px;
  font-size: 12px;
  line-height: 1.65;
}

.codex-product-page .codex-download-cta {
  padding-block: 56px 84px;
  background:
    radial-gradient(circle at 18% 86%, rgba(112, 201, 148, 0.18), transparent 24%),
    radial-gradient(circle at 82% 82%, rgba(10, 122, 255, 0.13), transparent 26%),
    #fff;
}

.codex-product-page .codex-download-cta__inner {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 24px;
  align-items: center;
  padding-block: 34px;
  border-block: 1px solid var(--codex-line);
}

.codex-product-page .codex-download-cta__icon {
  width: 66px;
  height: 66px;
  object-fit: contain;
  border-radius: 14px;
}

.codex-product-page .codex-download-cta__copy h2 {
  margin: 0;
  color: var(--codex-strong);
  font-family: "Instrument Serif", "Songti SC", "STSong", serif;
  font-size: clamp(40px, 4vw, 54px);
  font-weight: 400;
  line-height: 1.08;
}

.codex-product-page .codex-download-cta__copy p {
  margin: 10px 0 0;
  color: var(--codex-muted);
  font-size: 15px;
  line-height: 1.7;
}

@media (hover: hover) {
  .codex-product-page .codex-button:hover {
    transform: translateY(-2px);
  }

  .codex-product-page .codex-button--primary:hover {
    background: #11141a;
    border-color: #11141a;
    box-shadow: 0 20px 42px rgba(17, 20, 26, 0.21);
  }

  .codex-product-page .codex-button--secondary:hover {
    border-color: var(--codex-blue);
    background: var(--codex-blue-soft);
  }
}

.codex-product-page .codex-button:active {
  transform: translateY(0);
}

@media (max-width: 1100px) {
  .codex-product-page .codex-hero__inner {
    grid-template-columns: 1fr;
    gap: 44px;
  }

  .codex-product-page .codex-hero__copy {
    max-width: 780px;
  }

  .codex-product-page .codex-hero__media {
    max-width: 420px;
  }

  .codex-product-page .codex-privacy__inner {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .codex-product-page .codex-privacy__visual {
    max-width: 620px;
  }

  .codex-product-page .codex-install__layout {
    grid-template-columns: 1fr;
  }

  .codex-product-page .codex-install__requirements {
    padding: 30px 0 0;
    border-top: 1px solid var(--codex-line);
    border-left: 0;
  }

  .codex-product-page .codex-download-cta__inner {
    grid-template-columns: auto minmax(0, 1fr);
  }

  .codex-product-page .codex-download-cta__inner > .codex-button {
    grid-column: 1 / -1;
    justify-self: start;
  }
}

@media (max-width: 760px) {
  .codex-product-page .codex-shell {
    padding-inline: 16px;
  }

  .codex-product-page .codex-hero {
    padding-block: 46px 58px;
  }

  .codex-product-page .codex-hero__inner {
    gap: 34px;
  }

  .codex-product-page .codex-hero__copy h1 {
    font-size: clamp(40px, 12vw, 54px);
    line-height: 1.1;
    letter-spacing: -0.025em;
    text-wrap: pretty;
    overflow-wrap: anywhere;
  }

  .codex-product-page .codex-hero__lead {
    margin-top: 22px;
    font-size: 16px;
  }

  .codex-product-page .codex-hero__actions {
    display: grid;
    grid-template-columns: 1fr;
    gap: 12px;
    margin-top: 26px;
  }

  .codex-product-page .codex-button {
    width: 100%;
    min-height: 54px;
    padding-inline: 16px;
  }

  .codex-product-page .codex-hero__media {
    max-width: 360px;
  }

  .codex-product-page .codex-hero__frame {
    padding: 12px;
    border-radius: 14px;
  }

  .codex-product-page .codex-hero__image {
    width: min(100%, 336px);
    border-radius: 22px;
  }

  .codex-product-page .codex-feature-rail {
    padding-block: 50px 56px;
  }

  .codex-product-page .codex-feature-rail__title {
    margin-bottom: 20px;
    font-size: 38px;
  }

  .codex-product-page .codex-feature-rail__grid {
    grid-template-columns: 1fr;
  }

  .codex-product-page .codex-feature {
    grid-template-columns: 46px minmax(0, 1fr);
    gap: 16px;
    padding: 20px 0;
  }

  .codex-product-page .codex-feature + .codex-feature {
    border-top: 1px solid var(--codex-line);
    border-left: 0;
  }

  .codex-product-page .codex-feature__icon {
    width: 42px;
    height: 42px;
  }

  .codex-product-page .codex-feature__icon svg {
    width: 30px;
    height: 30px;
  }

  .codex-product-page .codex-feature__copy h3 {
    font-size: 17px;
  }

  .codex-product-page .codex-privacy {
    padding-block: 54px;
  }

  .codex-product-page .codex-privacy__inner {
    width: calc(100% - 32px);
    gap: 34px;
    padding: 26px 22px;
    border-radius: 12px;
  }

  .codex-product-page .codex-privacy__copy h2 {
    font-size: 40px;
    overflow-wrap: anywhere;
  }

  .codex-product-page .codex-privacy__copy > p:not(.codex-privacy__disclaimer) {
    margin-top: 18px;
    font-size: 15px;
  }

  .codex-product-page .codex-privacy__visual {
    grid-template-columns: 78px minmax(0, 1fr);
    gap: 20px;
  }

  .codex-product-page .codex-privacy__shield {
    width: 72px;
    height: 72px;
    box-shadow:
      0 0 0 8px rgba(10, 122, 255, 0.04),
      0 0 0 16px rgba(10, 122, 255, 0.025);
  }

  .codex-product-page .codex-privacy__shield svg {
    width: 44px;
    height: 44px;
  }

  .codex-product-page .codex-privacy__list {
    gap: 12px;
  }

  .codex-product-page .codex-install {
    padding-block: 56px;
  }

  .codex-product-page .codex-install__panel {
    padding: 24px 20px;
    border-radius: 12px;
  }

  .codex-product-page .codex-install__panel > h2 {
    margin-bottom: 28px;
    font-size: 38px;
  }

  .codex-product-page .codex-install__steps {
    grid-template-columns: 1fr;
    gap: 22px;
  }

  .codex-product-page .codex-install-step {
    display: grid;
    grid-template-columns: 34px minmax(0, 1fr);
    gap: 12px;
    align-items: start;
  }

  .codex-product-page .codex-install-step:not(:last-child)::after {
    top: 24px;
    right: auto;
    bottom: -24px;
    left: 11px;
    border-top: 0;
    border-left: 1px dashed #aebdca;
  }

  .codex-product-page .codex-install-step__number {
    position: relative;
    top: 0;
    left: 0;
    width: 24px;
    height: 24px;
  }

  .codex-product-page .codex-install-step__icon {
    display: none;
  }

  .codex-product-page .codex-install-step__copy h3 {
    margin: 0;
  }

  .codex-product-page .codex-install-step__copy p {
    margin-top: 5px;
  }

  .codex-product-page .codex-install__requirements {
    padding-top: 26px;
  }

  .codex-product-page .codex-download-cta {
    padding-block: 46px 68px;
  }

  .codex-product-page .codex-download-cta__inner {
    grid-template-columns: 1fr;
    justify-items: center;
    gap: 18px;
    padding-block: 30px;
    text-align: center;
  }

  .codex-product-page .codex-download-cta__icon {
    width: 58px;
    height: 58px;
    border-radius: 12px;
  }

  .codex-product-page .codex-download-cta__copy h2 {
    font-size: 38px;
  }

  .codex-product-page .codex-download-cta__copy p {
    font-size: 14px;
  }

  .codex-product-page .codex-download-cta__inner > .codex-button {
    grid-column: auto;
    justify-self: stretch;
  }
}

@media (max-width: 360px) {
  .codex-product-page .codex-hero__copy h1 {
    font-size: 37px;
  }

  .codex-product-page .codex-hero__frame {
    padding: 8px;
  }

  .codex-product-page .codex-privacy__inner {
    padding: 22px 18px;
  }

  .codex-product-page .codex-privacy__copy h2,
  .codex-product-page .codex-install__panel > h2,
  .codex-product-page .codex-download-cta__copy h2 {
    font-size: 35px;
  }

  .codex-product-page .codex-privacy__visual {
    grid-template-columns: 1fr;
    justify-items: start;
  }

  .codex-product-page .codex-privacy__shield {
    justify-self: start;
  }

  .codex-product-page .codex-install__panel {
    padding: 22px 16px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .codex-product-page .codex-button {
    transition: none;
  }

  .codex-product-page .codex-button:hover,
  .codex-product-page .codex-button:active {
    transform: none;
  }
}