/* Advanced Peptide Solution — standalone landing page
   Palette: monochromatic (ink/gray/white) base with purple + green as
   accent colors, carried over from the Advanced Care Health Services
   brand family. The :root tokens below should mirror styles/_variables.scss
   in the main Next.js app once that gets built out — update both together. */

:root {
  /* Primitives — raw color values with no semantic role in the name.
     Semantic tokens below should reference these via var() rather than
     repeating the literal value. */
  --white: #ffffff;

  /* Neutrals / text & surfaces */
  --ink: #1c1c1e;
  --ink-soft: #3a3a3d;
  --text: #1c1c1e;
  --muted: #6e6e73;
  --bg: var(--white);
  --bg-alt: var(--silver-light);
  --border: #e2e2e5;

  /* Purple accent */
  --accent-purple: #5729d9;
  --accent-purple-dark: #3f1ea3;
  --accent-purple-light: #d5caf6;

  /* Green accent */
  --accent-green: #1f9d6b;
  --accent-green-dark: #177d55;
  --accent-green-light: #c7e7da;

  /* Amber accent — bright, reserved for higher-importance/special use cases */
  --accent-amber: #f2a71b;
  --accent-amber-dark: #b8790c;
  --accent-amber-light: #f8dfa6;

  /* Gold accent — muted amber, quieter alternative for the same use cases */
  --accent-gold: #c98a1f;
  --accent-gold-dark: #9c6a15;
  --accent-gold-light: #ecd9a8;

  /* Silver / pastel tints */
  --silver-purple: #eeecf5;
  --silver-green: #e6f4ed;
  --silver-light: #f4f4f5;
  --silver-dark: #8b8894;

  /* Effects */
  --shadow: 0 12px 30px rgba(28, 28, 30, 0.08);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: "Roboto", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
}

h1,
h2,
h3 {
  font-weight: 300;
}

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

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

.container {
  width: 100%;
  max-width: 1160px;
  margin-inline: auto;
  padding-inline: 24px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 8px 16px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 15px;
  white-space: nowrap;
  border: 2px solid var(--ink);
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease, transform 0.15s ease;
  cursor: pointer;
}

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

.btn-solid {
  background: var(--ink);
  color: #fff;
}

.btn-solid:hover {
  background: var(--accent-purple-dark);
  border-color: var(--accent-purple-dark);
}

.btn-outline {
  background: transparent;
  color: var(--ink);
}

.btn-outline:hover {
  background: var(--accent-purple);
  border-color: var(--accent-purple);
  color: #fff;
}

.btn-outline--amber {
  border-color: var(--accent-amber);
  color: var(--accent-amber-dark);
}

.btn-outline--amber:hover {
  background: var(--accent-amber);
  border-color: var(--accent-amber);
  color: #fff;
}

.btn-light {
  background: #fff;
  border-color: #fff;
  color: var(--ink);
}

.btn-light:hover {
  background: transparent;
  color: #fff;
}

/* RUO compliance banner */
.ruo-banner {
  background: var(--silver-light);
  border-bottom: 1px solid var(--border);
  padding-block: 10px;
}

.ruo-banner p {
  text-align: center;
  font-size: 12.5px;
  color: var(--muted);
}

.ruo-banner strong {
  color: var(--ink);
}

/* Header */
.header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  height: 84px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 400;
  font-size: 18px;
  color: var(--ink);
}

.brand-mark {
  width: 60px;
  height: 60px;
  padding: 6px;
  border-radius: 15px;
  background: linear-gradient(135deg, var(--accent-purple-light) 0%, var(--accent-green-light) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

/* Hero */
.hero {
  position: relative;
  overflow: hidden;
  background: linear-gradient(300deg, var(--bg) -10%, var(--bg-alt) 28%, var(--bg) 120%);
  padding-block: 84px;
}

.hero-particles {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
  pointer-events: none;
}

.hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 60px;
  grid-template-columns: 1fr;
  align-items: center;
}

.hero-copy {
  max-width: 640px;
}

.eyebrow {
  color: var(--accent-purple);
  font-weight: 600;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 18px;
}

.hero h1 {
  font-size: 34px;
  line-height: 1.15;
  margin-bottom: 24px;
}

.hero-body {
  color: var(--muted);
  font-size: 16px;
  line-height: 1.7;
  margin-bottom: 36px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
}

.hero-disclaimer {
  margin-top: 24px;
  font-size: 12.5px;
  color: var(--muted);
}

/* Trust bar */
.trust {
  background:
    radial-gradient(ellipse 900px 500px at 15% 50%, var(--silver-purple) 0%, transparent 70%),
    radial-gradient(ellipse 900px 500px at 85% 50%, var(--silver-green) 0%, transparent 70%),
    linear-gradient(
      180deg,
      color-mix(in srgb, var(--silver-purple) 30%, transparent) 0%,
      color-mix(in srgb, var(--silver-green) 30%, transparent) 100%
    );
  padding-block: 24px;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.trust-inner {
  display: grid;
  grid-template-columns: auto;
  justify-content: center;
  gap: 18px 72px;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--ink-soft);
  font-weight: 500;
  font-size: 14.5px;
}

.trust-item svg {
  width: 22px;
  height: 22px;
  flex-shrink: 0;
  color: var(--silver-dark);
}

/* Sections */
.section {
  padding-block: 48px;
}

.section-alt {
  background: var(--silver-light);
}

.section-title {
  text-align: center;
  font-size: 36px;
  margin-bottom: 24px;
}

.section-cta {
  text-align: center;
  margin-top: 54px;
}

/* Services */
.services-grid {
  display: grid;
  gap: 36px;
  grid-template-columns: 1fr;
}

.card {
  padding: 28px;
  border-radius: 14px;
  border: 1px solid var(--border);
  background: var(--bg);
  box-shadow: var(--shadow);
}

.card h3 {
  font-size: 18px;
  color: var(--ink);
  margin-bottom: 15px;
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
}

.card .price {
  flex-shrink: 0;
  font-size: 13px;
  font-weight: 700;
  color: var(--accent-green-dark);
  background: #ecfbf3;
  border: 1px solid #cdeee0;
  border-radius: 999px;
  padding: 2px 12px;
  white-space: nowrap;
}

.card p {
  color: var(--muted);
  font-size: 14.5px;
}

/* About */
.about-inner {
  display: grid;
  gap: 60px;
  grid-template-columns: 1fr;
  align-items: start;
}

.about-inner h2 {
  font-size: 28px;
  margin-bottom: 21px;
}

.about-body {
  color: var(--muted);
  font-size: 15.5px;
  margin-bottom: 30px;
}

.checklist {
  list-style: none;
  display: grid;
  gap: 15px;
}

.checklist li {
  padding: 12px 16px;
  border-radius: 8px;
  background: var(--bg);
  border: 1px solid var(--border);
  font-size: 14.5px;
  font-weight: 500;
}

.checklist li::before {
  content: "✓ ";
  color: var(--accent-green);
  font-weight: 700;
}

/* Highlight card — shares the .card base */
.highlight-card h3 {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--muted);
  letter-spacing: 0.09em;
  text-transform: uppercase;
  margin-bottom: 24px;
}

.highlight-list {
  display: flex;
  flex-wrap: wrap;
  gap: 15px;
  margin-bottom: 24px;
}

.chip {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--silver-light);
  border: 1px solid var(--border);
  border-radius: 30px;
  padding: 6px 14px;
  font-size: 14px;
  font-weight: 500;
}

.chip .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-green);
}

.highlight-note {
  font-size: 13px;
  color: var(--muted);
}

/* FAQ */
.faq-container {
  max-width: 760px;
}

.faq-container details {
  border: 1px solid var(--border);
  border-radius: 8px;
  margin-bottom: 18px;
  background: var(--bg);
}

.faq-container summary {
  padding: 18px 20px;
  font-size: 15.5px;
  font-weight: 600;
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}

.faq-container summary::-webkit-details-marker {
  display: none;
}

.faq-container summary::after {
  content: "+";
  color: var(--accent-amber);
  font-size: 20px;
  line-height: 1;
  flex-shrink: 0;
}

.faq-container details[open] summary::after {
  content: "−";
}

.faq-container details p {
  padding: 0 20px 20px;
  color: var(--muted);
  font-size: 14.5px;
}

/* Quote band */
.quote-band {
  background: var(--ink);
  padding-block: 84px;
}

.quote-inner {
  max-width: 760px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 33px;
}

.quote-inner p {
  color: #fff;
  font-size: 19px;
  font-style: italic;
}

/* Footer */
.footer {
  background: var(--silver-light);
  border-top: 1px solid var(--border);
  padding-block: 72px 36px;
}

.footer-inner {
  display: grid;
  gap: 48px;
  grid-template-columns: 1fr;
  margin-bottom: 48px;
}

.footer h4 {
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent-purple);
  margin-bottom: 18px;
}

.footer p {
  color: var(--muted);
  font-size: 14.5px;
}

.footer a:hover {
  color: var(--accent-purple);
}

.footer-disclaimer {
  max-width: 640px;
  margin-inline: auto;
  margin-bottom: 12px;
  text-align: center;
  font-size: 12px;
  line-height: 1.6;
  color: var(--muted);
}

.copyright {
  text-align: center;
  font-size: 13px;
  color: var(--muted);
}

/* Responsive */
@media (max-width: 479px) {
  /* mobile: hide header CTA (hero CTA covers the main call to action) */
  .header .btn {
    display: none;
  }
}

@media (min-width: 480px) {
  /* trust bar: two columns from small tablets up */
  .trust-inner {
    grid-template-columns: repeat(2, auto);
  }
}

@media (min-width: 768px) {
  .hero h1 {
    font-size: 48px;
  }

  .hero-copy {
    width: 85%;
    max-width: none;
  }

  .section {
    padding-block: 64px;
  }

  .section-title {
    margin-bottom: 48px;
  }

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

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

@media (min-width: 1024px) {
  .hero-copy {
    width: 60%;
  }

  .section {
    padding-block: 96px;
  }

  .section-title {
    margin-bottom: 64px;
  }

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

  .about-inner {
    grid-template-columns: 3fr 2fr;
  }

  /* trust bar: single row on desktop */
  .trust-inner {
    grid-template-columns: repeat(4, auto);
  }
}