/* Medical Reg — Perk edition (?fstudio=1)
   electric lime on warm parchment paper */

:root {
  --color-electric-lime: #beff50;
  --color-off-black-ink: #14140f;
  --color-off-white-canvas: #f5f5eb;
  --color-pure-white: #ffffff;
  --color-ash: #d2d2c8;
  --color-graphite: #6e6e64;
  --color-deep-charcoal: #30302a;
  --color-stone: #919183;
  --color-smoke: #b9b9b7;

  /* OTSono substitute: Outfit — geometric single-family, 400/500 */
  --font-otsono: "Outfit", ui-sans-serif, system-ui, sans-serif;

  --text-eyebrow: 10px;
  --leading-eyebrow: 1.4;
  --tracking-eyebrow: 0.1em;
  --text-caption: 12px;
  --leading-caption: 1.33;
  --text-body-sm: 14px;
  --leading-body-sm: 1.29;
  --text-body: 16px;
  --leading-body: 1.5;
  --text-subheading: 22px;
  --leading-subheading: 1.18;
  --text-heading: 28px;
  --leading-heading: 1.14;
  --tracking-heading: -0.02em;
  --text-heading-lg: clamp(40px, 6vw, 60px);
  --leading-heading-lg: 1;
  --tracking-heading-lg: -0.03em;
  --text-display: clamp(48px, 9vw, 90px);
  --leading-display: 0.89;
  --tracking-display: -0.03em;

  --font-weight-regular: 400;
  --font-weight-medium: 500;

  --spacing-4: 4px;
  --spacing-8: 8px;
  --spacing-12: 12px;
  --spacing-16: 16px;
  --spacing-20: 20px;
  --spacing-24: 24px;
  --spacing-32: 32px;
  --spacing-40: 40px;
  --spacing-60: 60px;
  --spacing-64: 64px;
  --spacing-80: 80px;
  --spacing-96: 96px;
  --spacing-120: 120px;

  --page-max-width: 1200px;
  --section-gap: 96px;
  --card-padding: 40px;
  --element-gap: 20px;

  --radius-cards: 28px;
  --radius-inner: 18px;
  --radius-buttons: 28px;
  --radius-pills: 9999px;
  --radius-inputs: 8px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  .fs-reveal {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
}

body.page-fstudio {
  margin: 0;
  background: var(--color-pure-white);
  color: var(--color-off-black-ink);
  font-family: var(--font-otsono);
  font-weight: var(--font-weight-regular);
  font-size: var(--text-body);
  line-height: var(--leading-body);
  -webkit-font-smoothing: antialiased;
}

body.page-fstudio a {
  color: inherit;
  text-decoration: none;
}

body.page-fstudio img {
  max-width: 100%;
  display: block;
}

.fs-skip {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--color-off-black-ink);
  color: var(--color-pure-white);
  padding: 12px 16px;
  z-index: 100;
  font-weight: 500;
}

.fs-skip:focus {
  left: 12px;
  top: 12px;
}

.fs-wrap {
  width: min(var(--page-max-width), calc(100% - 40px));
  margin-inline: auto;
}

/* Header */
.fs-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-ash);
}

.fs-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 72px;
}

.fs-brand {
  font-weight: 500;
  font-size: 18px;
  letter-spacing: -0.02em;
  color: var(--color-off-black-ink);
  cursor: pointer;
}

.fs-nav {
  display: none;
  align-items: center;
  gap: 8px;
}

.fs-nav a {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding: 0 12px;
  border-radius: var(--radius-pills);
  color: var(--color-graphite);
  font-size: var(--text-body-sm);
  font-weight: 500;
  cursor: pointer;
}

.fs-nav a:hover {
  color: var(--color-off-black-ink);
}

.fs-header__cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 12px 16px;
  border-radius: var(--radius-buttons);
  background: var(--color-electric-lime);
  color: var(--color-off-black-ink) !important;
  font-size: 16px;
  font-weight: 500;
  cursor: pointer;
  white-space: nowrap;
}

.fs-header__cta:hover {
  filter: brightness(0.97);
}

.fs-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 48px;
  font-family: var(--font-otsono);
  font-weight: 500;
  font-size: 16px;
  cursor: pointer;
  border: none;
  transition: filter 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}

.fs-btn:focus-visible,
.fs-nav a:focus-visible,
.fs-header__cta:focus-visible {
  outline: 2px solid var(--color-off-black-ink);
  outline-offset: 3px;
}

.fs-btn--primary {
  padding: 16px 16px 16px 12px;
  border-radius: var(--radius-buttons);
  background: var(--color-electric-lime);
  color: var(--color-off-black-ink) !important;
}

.fs-btn--primary:hover {
  filter: brightness(0.96);
}

.fs-btn--ghost {
  padding: 0;
  background: transparent;
  color: var(--color-off-black-ink) !important;
  border-bottom: 1px solid var(--color-off-black-ink);
  border-radius: 0;
  min-height: auto;
  padding-bottom: 2px;
}

.fs-btn--ghost:hover {
  color: var(--color-graphite) !important;
  border-bottom-color: var(--color-graphite);
}

.fs-btn--block {
  width: 100%;
}

.fs-eyebrow {
  display: inline-block;
  margin: 0 0 12px;
  font-size: var(--text-eyebrow);
  line-height: var(--leading-eyebrow);
  letter-spacing: var(--tracking-eyebrow);
  font-weight: 500;
  text-transform: uppercase;
  color: var(--color-graphite);
}

/* Hero — lime band */
.fs-hero {
  background: var(--color-electric-lime);
  padding: 72px 0 64px;
}

.fs-hero__grid {
  display: grid;
  gap: 40px;
  align-items: center;
}

.fs-hero__display {
  margin: 0 0 20px;
  font-size: var(--text-display);
  line-height: var(--leading-display);
  letter-spacing: var(--tracking-display);
  font-weight: 500;
  color: var(--color-off-black-ink);
}

.fs-hero__title {
  margin: 0 0 16px;
  max-width: 22ch;
  font-size: clamp(22px, 3vw, 28px);
  line-height: 1.18;
  letter-spacing: -0.02em;
  font-weight: 500;
  color: var(--color-off-black-ink);
}

.fs-hero__lead {
  margin: 0 0 32px;
  max-width: 38ch;
  font-size: var(--text-body);
  line-height: var(--leading-body);
  font-weight: 400;
  color: var(--color-off-black-ink);
  opacity: 0.78;
}

.fs-hero__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 20px;
}

.fs-hero .fs-btn--primary {
  background: var(--color-off-black-ink);
  color: var(--color-electric-lime) !important;
}

.fs-hero .fs-btn--ghost {
  border-bottom-color: var(--color-off-black-ink);
}

.fs-hero__shot {
  border-radius: var(--radius-cards);
  overflow: hidden;
  background: var(--color-pure-white);
  border: 1px solid rgba(20, 20, 15, 0.08);
}

.fs-hero__shot img {
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  object-position: top center;
}

/* Sections */
.fs-section {
  padding: var(--section-gap) 0;
}

.fs-section--parchment {
  background: var(--color-off-white-canvas);
}

.fs-section__head {
  max-width: 40rem;
  margin-bottom: 40px;
}

.fs-h2 {
  margin: 0 0 12px;
  font-size: var(--text-heading-lg);
  line-height: var(--leading-heading-lg);
  letter-spacing: var(--tracking-heading-lg);
  font-weight: 500;
  color: var(--color-off-black-ink);
}

.fs-lead {
  margin: 0;
  font-size: var(--text-body);
  line-height: var(--leading-body);
  color: var(--color-graphite);
  font-weight: 400;
}

.fs-rule {
  border: 0;
  border-top: 1px solid var(--color-ash);
  margin: 0 0 40px;
}

/* Benefits */
.fs-benefits {
  display: grid;
  gap: 16px;
}

.fs-benefit {
  background: var(--color-pure-white);
  border-radius: var(--radius-cards);
  padding: var(--card-padding);
}

.fs-section--parchment .fs-benefit {
  background: var(--color-pure-white);
}

.fs-section:not(.fs-section--parchment) .fs-benefit {
  background: var(--color-off-white-canvas);
}

.fs-benefit__n {
  margin: 0 0 16px;
  font-size: var(--text-caption);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-weight: 500;
  color: var(--color-graphite);
}

.fs-benefit h3 {
  margin: 0 0 10px;
  font-size: var(--text-heading);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  font-weight: 500;
}

.fs-benefit p {
  margin: 0;
  color: var(--color-graphite);
  font-weight: 400;
}

/* How */
.fs-steps {
  display: grid;
  gap: 16px;
}

.fs-step {
  background: var(--color-off-white-canvas);
  border-radius: var(--radius-cards);
  padding: var(--card-padding);
}

.fs-section--parchment .fs-step {
  background: var(--color-pure-white);
}

.fs-step__n {
  margin: 0 0 16px;
  font-size: var(--text-caption);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-weight: 500;
  color: var(--color-graphite);
}

.fs-step h3 {
  margin: 0 0 10px;
  font-size: var(--text-subheading);
  line-height: var(--leading-subheading);
  font-weight: 500;
  letter-spacing: -0.02em;
}

.fs-step p {
  margin: 0;
  color: var(--color-graphite);
}

/* Features with screenshots */
.fs-features {
  display: grid;
  gap: 24px;
}

.fs-feature {
  display: grid;
  gap: 20px;
  background: var(--color-off-white-canvas);
  border-radius: var(--radius-cards);
  padding: 24px;
  overflow: hidden;
}

.fs-feature__media {
  border-radius: var(--radius-inner);
  overflow: hidden;
  background: var(--color-smoke);
}

.fs-feature__media img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  object-position: top center;
}

.fs-feature__body {
  padding: 8px 8px 16px;
}

.fs-feature h3 {
  margin: 0 0 8px;
  font-size: var(--text-heading);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  font-weight: 500;
}

.fs-feature p {
  margin: 0;
  color: var(--color-graphite);
}

/* Pricing */
.fs-pricing {
  display: grid;
  gap: 16px;
}

.fs-plan {
  background: var(--color-off-white-canvas);
  border-radius: var(--radius-cards);
  padding: var(--card-padding);
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.fs-section--parchment .fs-plan {
  background: var(--color-pure-white);
}

.fs-plan--featured {
  background: var(--color-electric-lime) !important;
}

.fs-plan--featured .fs-plan__setup,
.fs-plan--featured li {
  color: var(--color-off-black-ink);
  opacity: 0.78;
}

.fs-plan__badge {
  align-self: flex-start;
  display: inline-flex;
  padding: 6px 12px;
  border-radius: var(--radius-pills);
  background: var(--color-off-black-ink);
  color: var(--color-electric-lime);
  font-size: var(--text-caption);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-weight: 500;
}

.fs-plan h3 {
  margin: 0;
  font-size: var(--text-heading);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  font-weight: 500;
}

.fs-plan__price {
  margin: 0;
  font-size: clamp(40px, 5vw, 60px);
  line-height: 1;
  letter-spacing: -0.03em;
  font-weight: 500;
}

.fs-plan__setup {
  margin: 0;
  font-size: var(--text-body-sm);
  color: var(--color-graphite);
}

.fs-plan ul {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
  flex: 1;
}

.fs-plan li {
  color: var(--color-graphite);
  font-size: var(--text-body);
}

.fs-plan--featured .fs-btn--primary {
  background: var(--color-off-black-ink);
  color: var(--color-electric-lime) !important;
}

/* Security */
.fs-security {
  display: grid;
  gap: 16px;
}

.fs-security__card {
  background: var(--color-off-white-canvas);
  border-radius: var(--radius-cards);
  padding: var(--card-padding);
}

.fs-security__card--dark {
  background: var(--color-deep-charcoal);
  color: var(--color-off-white-canvas);
}

.fs-security__card--dark p {
  color: var(--color-ash);
}

.fs-security__card h3 {
  margin: 0 0 10px;
  font-size: var(--text-heading);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  font-weight: 500;
}

.fs-security__card p {
  margin: 0;
  color: var(--color-graphite);
}

.fs-note {
  margin-top: 16px;
  padding: 20px 24px;
  border-radius: var(--radius-cards);
  border: 1px solid var(--color-ash);
  color: var(--color-graphite);
  font-size: var(--text-body-sm);
}

/* CTA lime band */
.fs-cta {
  padding: 0 0 var(--section-gap);
}

.fs-cta__panel {
  background: var(--color-electric-lime);
  border-radius: var(--radius-cards);
  padding: clamp(48px, 8vw, 80px) clamp(28px, 5vw, 64px);
  display: grid;
  gap: 32px;
}

.fs-cta h2 {
  margin: 0 0 12px;
  font-size: var(--text-heading-lg);
  line-height: var(--leading-heading-lg);
  letter-spacing: var(--tracking-heading-lg);
  font-weight: 500;
}

.fs-cta p {
  margin: 0;
  max-width: 36ch;
  color: var(--color-off-black-ink);
  opacity: 0.75;
}

.fs-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  align-items: center;
}

.fs-cta .fs-btn--primary {
  background: var(--color-off-black-ink);
  color: var(--color-electric-lime) !important;
}

/* Footer dark */
.fs-footer {
  background: var(--color-off-black-ink);
  color: var(--color-off-white-canvas);
  padding: 80px 0 48px;
}

.fs-footer__grid {
  display: grid;
  gap: 32px;
}

.fs-footer h4 {
  margin: 0 0 14px;
  font-size: var(--text-caption);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-weight: 500;
  color: var(--color-ash);
}

.fs-footer p,
.fs-footer a {
  margin: 0 0 8px;
  font-size: var(--text-body-sm);
  color: var(--color-off-white-canvas);
  font-weight: 400;
  cursor: pointer;
}

.fs-footer a:hover {
  text-decoration: underline;
}

.fs-footer__copy {
  margin-top: 48px;
  padding-top: 24px;
  border-top: 1px solid rgba(210, 210, 200, 0.2);
  font-size: var(--text-caption);
  color: var(--color-stone);
}

/* Reveal */
.fs-reveal {
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.4s ease, transform 0.4s ease;
}

.fs-reveal.is-in {
  opacity: 1;
  transform: none;
}

@media (min-width: 760px) {
  .fs-nav {
    display: flex;
  }

  .fs-hero__grid {
    grid-template-columns: 1fr 1.05fr;
    gap: 48px;
  }

  .fs-benefits {
    grid-template-columns: 1fr 1fr;
  }

  .fs-steps {
    grid-template-columns: 1fr 1fr;
  }

  .fs-features {
    grid-template-columns: 1fr;
  }

  .fs-feature {
    grid-template-columns: 1.2fr 0.8fr;
    align-items: center;
    padding: 24px;
  }

  .fs-feature:nth-child(even) .fs-feature__media {
    order: 2;
  }

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

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

  .fs-cta__panel {
    grid-template-columns: 1.4fr 1fr;
    align-items: center;
  }

  .fs-cta__actions {
    justify-content: end;
  }
}

@media (min-width: 1024px) {
  .fs-benefits {
    grid-template-columns: repeat(3, 1fr);
  }

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

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

  .fs-features {
    gap: 32px;
  }
}

/* Inner pages: blog, regions, articles */
.fs-page {
  padding-top: 24px;
}

.fs-page-hero {
  padding: 48px 0 24px;
}

.fs-page-hero .fs-h2 {
  max-width: 18ch;
}

.fs-region-hero {
  display: grid;
  gap: 32px;
}

.fs-screens-grid {
  display: grid;
  gap: 20px;
  grid-template-columns: 1fr;
}

.fs-screens-grid figure {
  margin: 0;
  background: var(--color-pure-white);
  border: 1px solid var(--color-ash);
  border-radius: var(--radius-inner);
  overflow: hidden;
}

.fs-screens-grid img {
  display: block;
  width: 100%;
  height: auto;
}

.fs-screens-grid figcaption {
  padding: 12px 16px;
  font-size: var(--text-caption);
  color: var(--color-graphite);
}

.fs-blog-grid {
  display: grid;
  gap: 24px;
}

.fs-blog-grid--compact {
  margin-bottom: 24px;
}

.fs-blog-card {
  display: grid;
  gap: 16px;
  background: var(--color-pure-white);
  border: 1px solid var(--color-ash);
  border-radius: var(--radius-cards);
  overflow: hidden;
}

.fs-blog-card__media {
  display: block;
  overflow: hidden;
}

.fs-blog-card__media img {
  display: block;
  width: 100%;
  height: auto;
  transition: transform 0.35s ease;
}

.fs-blog-card__media:hover img {
  transform: scale(1.02);
}

.fs-blog-card__body {
  padding: 0 20px 20px;
}

.fs-blog-card__body time,
.fs-blog-card__meta {
  font-size: var(--text-caption);
  color: var(--color-graphite);
}

.fs-blog-card h2,
.fs-blog-card h3 {
  margin: 8px 0;
  font-size: var(--text-subheading);
  line-height: var(--leading-subheading);
}

.fs-blog-card h2 a,
.fs-blog-card h3 a {
  color: inherit;
  text-decoration: none;
}

.fs-blog-card h2 a:hover,
.fs-blog-card h3 a:hover {
  text-decoration: underline;
}

.fs-article__header {
  padding: 48px 0 24px;
}

.fs-article__meta {
  color: var(--color-graphite);
  font-size: var(--text-body-sm);
}

.fs-prose {
  max-width: 720px;
  padding-bottom: 48px;
  font-size: var(--text-body);
  line-height: var(--leading-body);
}

.fs-prose h2 {
  margin: 32px 0 12px;
  font-size: var(--text-subheading);
}

.fs-prose p,
.fs-prose ul,
.fs-prose ol {
  margin: 0 0 16px;
}

.fs-prose ul,
.fs-prose ol {
  padding-left: 1.25rem;
}

.fs-prose a {
  color: var(--color-off-black-ink);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.fs-article__figure {
  margin: 24px 0;
}

.fs-article__figure img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-inner);
  border: 1px solid var(--color-ash);
}

.fs-article__figure figcaption {
  margin-top: 8px;
  font-size: var(--text-caption);
  color: var(--color-graphite);
}

.fs-article__footer {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  padding-bottom: 80px;
}

@media (min-width: 760px) {
  .fs-region-hero {
    grid-template-columns: 1fr 1.05fr;
    align-items: center;
  }

  .fs-screens-grid {
    grid-template-columns: 1fr 1fr;
  }

  .fs-blog-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 1024px) {
  .fs-screens-grid {
    grid-template-columns: repeat(4, 1fr);
  }

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

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