/* ==========================================================================
   PressureCalmX — Main Stylesheet
   ========================================================================== */

:root {
  --color-navy: #1B3557;
  --color-navy-deep: #12253D;
  --color-red: #C8102E;
  --color-red-dark: #9E0C24;
  --color-white: #FFFFFF;
  --color-offwhite: #F7F8FA;
  --color-chip: #E7ECF2;
  --color-black: #000000;
  --color-border: #DDE3EA;
  --radius: 16px;
  --radius-lg: 20px;
  --shadow-card: 0px 4px 16px rgba(18, 37, 61, 0.10);
  --font-heading: 'Poppins', sans-serif;
  --font-body: 'Inter', sans-serif;
  --container-w: 1200px;
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  font-size: 18px;
  line-height: 1.75;
  color: var(--color-black);
  background: var(--color-white);
  font-weight: 400;
  overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { font-family: inherit; cursor: pointer; }
input { font-family: inherit; }

h1, h2, h3, h4 {
  font-family: var(--font-heading);
  color: var(--color-navy);
  font-weight: 700;
  line-height: 1.25;
}
h1 { font-size: 40px; font-weight: 800; }
h2 { font-size: 32px; }
h3 { font-size: 24px; }
h4 { font-size: 20px; }
p { font-size: 18px; line-height: 1.75; }
.lead { font-size: 20px; line-height: 1.75; }

@media (min-width: 768px) {
  h1 { font-size: 52px; }
  h2 { font-size: 38px; }
  h3 { font-size: 26px; }
}

.container {
  width: 100%;
  max-width: var(--container-w);
  margin: 0 auto;
  padding: 0 24px;
}

.section { padding: 64px 0; }
.section-offwhite { background: var(--color-offwhite); }
.section-navy { background: linear-gradient(135deg, var(--color-navy) 0%, var(--color-navy-deep) 100%); color: var(--color-white); }
.section-navy h2, .section-navy h3, .section-navy h4 { color: var(--color-white); }

.eyebrow {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 17px;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--color-red);
  margin-bottom: 12px;
}
.section-navy .eyebrow { color: #ffb3c0; }

.section-head { text-align: center; max-width: 760px; margin: 0 auto 40px; }

/* ---------- Skip link ---------- */
.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--color-navy);
  color: var(--color-white);
  padding: 14px 20px;
  z-index: 10000;
  font-weight: 700;
  border-radius: 0 0 8px 0;
}
.skip-link:focus { left: 0; }

/* ---------- Focus states ---------- */
a:focus-visible, button:focus-visible, input:focus-visible, summary:focus-visible {
  outline: 3px solid var(--color-navy);
  outline-offset: 2px;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 18px;
  padding: 18px 36px;
  border-radius: var(--radius);
  border: 2px solid transparent;
  min-height: 44px;
  transition: transform .15s ease, box-shadow .15s ease, background-color .15s ease;
  cursor: pointer;
}
.btn-primary {
  background: var(--color-red);
  color: var(--color-white);
  box-shadow: var(--shadow-card);
}
.btn-primary:hover, .btn-primary:focus-visible { background: var(--color-red-dark); transform: translateY(-2px); }
.btn-secondary {
  background: var(--color-white);
  color: var(--color-navy);
  border-color: var(--color-navy);
}
.btn-secondary:hover, .btn-secondary:focus-visible { background: var(--color-chip); transform: translateY(-2px); }
.btn-block { width: 100%; }
.btn-lg { font-size: 20px; padding: 22px 44px; }

/* ---------- Ticker bar ---------- */
.ticker-bar {
  background: var(--color-navy-deep);
  color: var(--color-white);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 17px;
  padding: 10px 0;
  overflow: hidden;
  white-space: nowrap;
}
.ticker-track {
  display: inline-flex;
  gap: 48px;
  animation: ticker 28s linear infinite;
  padding-left: 100%;
}
.ticker-track span { display: inline-flex; align-items: center; gap: 8px; }
@keyframes ticker {
  from { transform: translateX(0); }
  to { transform: translateX(-100%); }
}
@media (prefers-reduced-motion: reduce) {
  .ticker-track { animation: none; padding-left: 0; }
}

/* ---------- Sticky Nav ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 900;
  background: var(--color-white);
  border-bottom: 1px solid var(--color-border);
}
.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
  gap: 20px;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 22px;
  color: var(--color-navy);
}
.nav-logo .red { color: var(--color-red); }
.nav-links {
  display: none;
  align-items: center;
  gap: 28px;
}
.nav-links a {
  font-size: 17px;
  font-weight: 600;
  color: var(--color-navy);
}
.nav-links a:hover { color: var(--color-red); }
.nav-cta { display: none; }
.nav-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background: none;
  border: 2px solid var(--color-navy);
  border-radius: 8px;
}
.nav-toggle span, .nav-toggle::before, .nav-toggle::after { display: none; }
.nav-toggle i { font-size: 20px; color: var(--color-navy); }

@media (min-width: 1000px) {
  .nav-links { display: flex; }
  .nav-cta { display: inline-flex; }
  .nav-toggle { display: none; }
}

.mobile-menu {
  display: none;
  flex-direction: column;
  background: var(--color-white);
  border-top: 1px solid var(--color-border);
  padding: 12px 24px 24px;
}
.mobile-menu.open { display: flex; }
.mobile-menu a {
  padding: 14px 0;
  font-size: 18px;
  font-weight: 600;
  color: var(--color-navy);
  border-bottom: 1px solid var(--color-border);
}
.mobile-menu .btn { margin-top: 16px; }

/* ---------- Hero ---------- */
.hero {
  background: linear-gradient(135deg, var(--color-navy) 0%, var(--color-navy-deep) 100%);
  color: var(--color-white);
  padding: 56px 0 64px;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  align-items: center;
}
.hero h1 { color: var(--color-white); margin-bottom: 18px; }
.hero .lead { color: var(--color-white); margin-bottom: 26px; max-width: 560px; }
.hero-chips { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 30px; }
.chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,0.12);
  color: var(--color-white);
  border: 1px solid rgba(255,255,255,0.3);
  padding: 10px 16px;
  border-radius: 999px;
  font-size: 17px;
  font-weight: 600;
}
.chip i { color: #ff9db0; }
.hero-cta-row { display: flex; flex-wrap: wrap; gap: 16px; align-items: center; }
.hero-rating { display: flex; align-items: center; gap: 8px; font-size: 17px; color: var(--color-white); margin-top: 18px; }
.hero-rating .stars { color: #ffc94d; }
.hero-img-wrap { text-align: center; }
.hero-img-wrap img { max-width: 420px; margin: 0 auto; }

@media (min-width: 900px) {
  .hero-grid { grid-template-columns: 1.1fr 0.9fr; }
}

/* ---------- Trust badges ---------- */
.trust-strip { padding: 36px 0; background: var(--color-white); border-bottom: 1px solid var(--color-border); }
.trust-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  text-align: center;
}
.trust-item { display: flex; flex-direction: column; align-items: center; gap: 10px; }
.trust-item i { font-size: 30px; color: var(--color-red); }
.trust-item span { font-family: var(--font-heading); font-weight: 700; font-size: 17px; color: var(--color-navy); }
@media (min-width: 700px) { .trust-grid { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 1000px) { .trust-grid { grid-template-columns: repeat(6, 1fr); } }

/* ---------- Pulse divider ---------- */
.pulse-divider { width: 100%; height: 32px; margin: 0 auto; display: block; }

/* ---------- About / two-col content ---------- */
.two-col {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  align-items: center;
}
.two-col img { border-radius: var(--radius-lg); box-shadow: var(--shadow-card); }
.two-col.reverse .col-img { order: -1; }
@media (min-width: 900px) {
  .two-col { grid-template-columns: 1fr 1fr; }
  .two-col.reverse .col-img { order: 2; }
}

/* ---------- Cards grid ---------- */
.grid-3 { display: grid; grid-template-columns: 1fr; gap: 26px; }
@media (min-width: 700px) { .grid-3 { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1000px) { .grid-3 { grid-template-columns: repeat(3, 1fr); } }

.card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 32px 26px;
  box-shadow: var(--shadow-card);
}
.card i.card-icon {
  font-size: 36px;
  color: var(--color-red);
  margin-bottom: 16px;
  display: block;
}
.card h3 { margin-bottom: 10px; font-size: 21px; }
.card p { font-size: 17px; }

/* ---------- Ingredient cards ---------- */
.grid-ing { display: grid; grid-template-columns: 1fr; gap: 24px; }
@media (min-width: 600px) { .grid-ing { grid-template-columns: 1fr 1fr; } }
@media (min-width: 1000px) { .grid-ing { grid-template-columns: repeat(3, 1fr); } }
.ing-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}
.ing-card img { width: 100%; aspect-ratio: 4/3; object-fit: cover; }
.ing-card .ing-body { padding: 22px; }
.ing-card h4 { color: var(--color-navy); margin-bottom: 8px; }
.ing-card .blend-tag {
  display: inline-block;
  background: var(--color-chip);
  color: var(--color-navy);
  font-size: 17px;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 6px;
  margin-bottom: 10px;
}
.ing-card p { font-size: 17px; }
.ing-extra {
  background: var(--color-offwhite);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 24px;
  margin-top: 24px;
}
.ing-extra h4 { margin-bottom: 8px; }

/* ---------- Steps ---------- */
.steps-grid { display: grid; grid-template-columns: 1fr; gap: 24px; margin-top: 8px; }
@media (min-width: 700px) { .steps-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1000px) { .steps-grid { grid-template-columns: repeat(4, 1fr); } }
.step-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 28px 22px;
  box-shadow: var(--shadow-card);
  position: relative;
}
.step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--color-navy);
  color: var(--color-white);
  font-weight: 800;
  font-family: var(--font-heading);
  margin-bottom: 14px;
}
.step-card h4 { margin-bottom: 8px; font-size: 19px; }
.step-card p { font-size: 17px; }

/* ---------- Who it's for ---------- */
.audience-grid { display: grid; grid-template-columns: 1fr; gap: 30px; }
@media (min-width: 900px) { .audience-grid { grid-template-columns: 1fr 1fr; } }
.audience-col {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 30px;
  box-shadow: var(--shadow-card);
}
.audience-col h3 { margin-bottom: 16px; display: flex; align-items: center; gap: 10px; }
.audience-col h3 i { color: var(--color-red); }
.audience-col ul { display: flex; flex-direction: column; gap: 12px; }
.audience-col li { display: flex; gap: 10px; font-size: 17px; align-items: flex-start; }
.audience-col li i { color: var(--color-navy); margin-top: 4px; }

/* ---------- Usage timeline ---------- */
.timeline-grid { display: grid; grid-template-columns: 1fr; gap: 22px; }
@media (min-width: 700px) { .timeline-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1000px) { .timeline-grid { grid-template-columns: repeat(4, 1fr); } }
.timeline-card {
  background: var(--color-offwhite);
  border-left: 5px solid var(--color-red);
  border-radius: var(--radius);
  padding: 24px;
}
.timeline-card .day-tag { font-family: var(--font-heading); font-weight: 800; color: var(--color-red); font-size: 20px; margin-bottom: 8px; display: block; }
.timeline-card p { font-size: 17px; }

/* ---------- Comparison table ---------- */
.compare-wrap { overflow-x: auto; border-radius: var(--radius); box-shadow: var(--shadow-card); }
table.compare { width: 100%; border-collapse: collapse; background: var(--color-white); min-width: 640px; }
table.compare th, table.compare td { padding: 18px 20px; text-align: left; border-bottom: 1px solid var(--color-border); font-size: 17px; }
table.compare thead th { background: var(--color-navy); color: var(--color-white); font-family: var(--font-heading); font-size: 17px; }
table.compare thead th.highlight { background: var(--color-red); }
table.compare tbody td.highlight { background: var(--color-chip); font-weight: 700; }
table.compare tbody tr:last-child td { border-bottom: none; }
table.compare i.yes { color: #1a8a3f; }
table.compare i.no { color: var(--color-red); }

/* ---------- Pricing ---------- */
.pricing-grid { display: grid; grid-template-columns: 1fr; gap: 28px; }
@media (min-width: 900px) { .pricing-grid { grid-template-columns: repeat(3, 1fr); } }
.price-card {
  background: var(--color-white);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-lg);
  text-align: center;
  overflow: hidden;
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
}
.price-card.featured { border-color: var(--color-red); position: relative; transform: scale(1.02); }
.price-badge {
  background: var(--color-navy);
  color: var(--color-white);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 17px;
  letter-spacing: .5px;
  text-transform: uppercase;
  padding: 10px;
}
.price-card.featured .price-badge { background: var(--color-red); }
.price-card img { max-width: 200px; margin: 26px auto 6px; }
.price-card h3 { font-size: 22px; }
.price-card .supply { font-size: 17px; color: #333; margin-bottom: 12px; }
.price-per { font-family: var(--font-heading); font-size: 40px; font-weight: 800; color: var(--color-red); }
.price-per span { display: block; font-size: 17px; font-weight: 600; color: var(--color-black); }
.price-save { color: #1a8a3f; font-weight: 700; font-size: 17px; margin: 8px 0; }
.price-total { font-size: 17px; margin-bottom: 18px; }
.price-total strike { color: #888; margin-right: 8px; }
.price-card .btn { margin: 0 24px 26px; }
.price-ship { font-size: 17px; color: #444; margin-bottom: 10px; }

/* ---------- Guarantee ---------- */
.guarantee-wrap { display: grid; grid-template-columns: 1fr; gap: 32px; align-items: center; }
@media (min-width: 900px) { .guarantee-wrap { grid-template-columns: 0.8fr 1.2fr; } }
.guarantee-wrap img { border-radius: var(--radius-lg); }
.guarantee-badge-img { max-width: 220px; margin: 0 auto; }

/* ---------- Testimonials ---------- */
.grid-review { display: grid; grid-template-columns: 1fr; gap: 24px; }
@media (min-width: 700px) { .grid-review { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1000px) { .grid-review { grid-template-columns: repeat(3, 1fr); } }
.review-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 26px;
  box-shadow: var(--shadow-card);
}
.review-stars { color: #f0a500; font-size: 18px; margin-bottom: 12px; }
.review-card p.quote { font-size: 17px; font-style: italic; margin-bottom: 16px; }
.review-meta { display: flex; align-items: center; gap: 10px; }
.review-avatar {
  width: 46px; height: 46px; border-radius: 50%;
  background: var(--color-navy); color: var(--color-white);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-heading); font-weight: 700; font-size: 17px;
  flex-shrink: 0;
}
.review-name { font-weight: 700; font-size: 17px; color: var(--color-navy); }
.review-loc { font-size: 17px; color: #333; }
.review-verified { display: flex; align-items: center; gap: 6px; font-size: 17px; color: #1a8a3f; font-weight: 700; margin-top: 4px; }
.infographic-block { text-align: center; margin-top: 40px; }
.infographic-block img { border-radius: var(--radius-lg); box-shadow: var(--shadow-card); max-width: 900px; margin: 0 auto; }

/* ---------- FAQ ---------- */
.faq-list { max-width: 860px; margin: 0 auto; }
.faq-item { border-bottom: 1px solid var(--color-border); }
.faq-q {
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  font-family: var(--font-heading);
  font-size: 19px;
  font-weight: 700;
  color: var(--color-navy);
  padding: 22px 4px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}
.faq-q i { color: var(--color-red); transition: transform .25s ease; flex-shrink: 0; }
.faq-q[aria-expanded="true"] i { transform: rotate(45deg); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height .3s ease; }
.faq-a p { padding: 0 4px 22px; font-size: 17px; }

/* ---------- Related articles ---------- */
.grid-related { display: grid; grid-template-columns: 1fr; gap: 24px; }
@media (min-width: 700px) { .grid-related { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1000px) { .grid-related { grid-template-columns: repeat(3, 1fr); } }
.article-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
}
.article-card img { aspect-ratio: 16/10; object-fit: cover; }
.article-card .article-body { padding: 22px; flex: 1; display: flex; flex-direction: column; }
.article-card h3 { font-size: 19px; margin-bottom: 10px; }
.article-card p { font-size: 17px; flex: 1; }
.article-card .read-link { margin-top: 14px; font-weight: 700; color: var(--color-red); display: inline-flex; align-items: center; gap: 6px; }

/* ---------- Final CTA ---------- */
.final-cta { text-align: center; }
.final-cta img { max-width: 320px; margin: 0 auto 30px; }
.final-cta h2 { color: var(--color-white); }
.final-cta .lead { color: var(--color-white); max-width: 700px; margin: 0 auto 30px; }
.final-badges { display: flex; flex-wrap: wrap; justify-content: center; gap: 14px; margin: 30px 0; }
.final-badges .chip { background: rgba(255,255,255,.1); }
.pay-icons { display: flex; justify-content: center; gap: 14px; margin-top: 24px; font-size: 30px; color: rgba(255,255,255,.8); }

/* ---------- Footer ---------- */
footer.site-footer { background: var(--color-navy-deep); color: var(--color-white); padding: 56px 0 24px; }
.footer-grid { display: grid; grid-template-columns: 1fr; gap: 36px; margin-bottom: 36px; }
@media (min-width: 800px) { .footer-grid { grid-template-columns: 1.4fr 1fr 1fr 1fr; } }
.footer-brand { display: flex; align-items: center; gap: 10px; font-family: var(--font-heading); font-weight: 800; font-size: 22px; margin-bottom: 14px; }
.footer-brand .red { color: #ff8fa3; }
.footer-col h4 { color: var(--color-white); font-size: 17px; margin-bottom: 16px; }
.footer-col ul { display: flex; flex-direction: column; gap: 10px; }
.footer-col a { font-size: 17px; color: #cfd8e3; }
.footer-col a:hover { color: var(--color-white); }
.footer-img { max-width: 160px; margin-top: 16px; border-radius: 12px; }
.footer-disclaimer { border-top: 1px solid rgba(255,255,255,.15); padding-top: 26px; font-size: 17px; line-height: 1.7; color: #b9c4d1; }
.footer-disclaimer p { font-size: 17px; margin-bottom: 12px; color: #b9c4d1; }
.footer-bottom { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; margin-top: 20px; font-size: 17px; color: #9aa8b8; }

/* ---------- Sticky mobile CTA ---------- */
.mobile-sticky-cta {
  position: fixed;
  bottom: 0; left: 0; right: 0;
  z-index: 850;
  background: var(--color-white);
  border-top: 1px solid var(--color-border);
  box-shadow: 0 -4px 16px rgba(0,0,0,.12);
  padding: 12px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.mobile-sticky-cta .price-note { font-family: var(--font-heading); font-weight: 700; color: var(--color-navy); font-size: 17px; }
.mobile-sticky-cta .btn { flex: 1; max-width: 220px; padding: 14px 20px; font-size: 17px; }
@media (min-width: 1000px) { .mobile-sticky-cta { display: none; } }
body.has-sticky-cta { padding-bottom: 76px; }
@media (min-width: 1000px) { body.has-sticky-cta { padding-bottom: 0; } }

/* ---------- Back to top ---------- */
.back-to-top {
  position: fixed;
  bottom: 90px; right: 20px;
  width: 48px; height: 48px;
  border-radius: 50%;
  background: var(--color-navy);
  color: var(--color-white);
  display: none;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  border: none;
  box-shadow: var(--shadow-card);
  z-index: 800;
}
.back-to-top.show { display: flex; }
@media (min-width: 1000px) { .back-to-top { bottom: 30px; } }

/* ---------- Exit-intent popup ---------- */
.exit-overlay {
  position: fixed; inset: 0;
  background: rgba(18, 37, 61, 0.72);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 2000;
  padding: 20px;
}
.exit-overlay.show { display: flex; }
.exit-modal {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  max-width: 480px;
  width: 100%;
  padding: 36px 30px;
  text-align: center;
  position: relative;
}
.exit-close {
  position: absolute; top: 14px; right: 14px;
  width: 40px; height: 40px;
  border: none; background: var(--color-offwhite);
  border-radius: 50%; font-size: 20px; color: var(--color-navy);
}
.exit-modal h3 { margin-bottom: 12px; font-size: 24px; }
.exit-modal p { font-size: 17px; margin-bottom: 20px; }
.exit-timer {
  font-family: var(--font-heading);
  font-size: 36px;
  font-weight: 800;
  color: var(--color-red);
  margin-bottom: 20px;
}

/* ---------- Utility ---------- */
.text-center { text-align: center; }
.mt-24 { margin-top: 24px; }
.mt-40 { margin-top: 40px; }
.small-note { font-size: 17px; color: #333; }
.visually-hidden {
  position: absolute; width: 1px; height: 1px;
  overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap;
}