/* =============================================================================
   AURIN — Corporate Site Styles  ·  Option 6
   Medical device manufacturer · dialysis & vascular access
   Palette: Pantone 2736 C (#1E22AA) indigo brand system on clean white/grey.
   (Structure identical to Option 1; brand blues/teal retuned to 2736 C.)
   ============================================================================= */

:root {
  /* Brand — Pantone 2736 C indigo family
     (var names kept from Option 1 so the structure stays 1:1) */
  --navy:        #101252;   /* darkest indigo        */
  --navy-700:    #191d78;
  --blue:        #2a2fbf;   /* mid indigo            */
  --teal:        #1e22aa;   /* Pantone 2736 C accent */
  --teal-600:    #171a86;
  --teal-050:    #ecedfb;

  /* Neutrals */
  --ink:         #16202e;   /* body text             */
  --slate:       #4a5a6a;   /* secondary text        */
  --line:        #e2e8ef;   /* hairlines / borders   */
  --mist:        #f4f7fa;   /* section background    */
  --white:       #ffffff;

  /* System */
  --radius:      10px;
  --radius-lg:   16px;
  --shadow-sm:   0 1px 2px rgba(16,18,82, 0.06);
  --shadow:      0 6px 24px rgba(16,18,82, 0.08);
  --shadow-lg:   0 18px 48px rgba(16,18,82, 0.12);
  --maxw:        1440px;
  --gutter:      clamp(1.25rem, 4vw, 3rem);
  --ease:        cubic-bezier(0.22, 0.61, 0.36, 1);

  --font-sans:   "Inter", "Segoe UI", system-ui, -apple-system, Arial, sans-serif;
}

/* ---------- Reset ---------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }

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

body {
  font-family: var(--font-sans);
  color: var(--ink);
  background: var(--white);
  line-height: 1.6;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

a { color: var(--teal-600); text-decoration: none; transition: color 0.2s var(--ease); }
a:hover { color: var(--teal); }

h1, h2, h3, h4 {
  color: var(--navy);
  line-height: 1.2;
  font-weight: 700;
  letter-spacing: -0.01em;
}

:focus-visible {
  outline: 3px solid var(--teal);
  outline-offset: 2px;
  border-radius: 4px;
}

/* ---------- Layout helpers ------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.section { padding-block: clamp(3.5rem, 8vw, 6rem); }
.section--mist { background: var(--mist); }
.section--navy { background: var(--navy); color: #dde0f5; }
.section--navy h2, .section--navy h3 { color: #fff; }

.section-head { max-width: 760px; margin-bottom: 2.75rem; }
.section-head.center { margin-inline: auto; text-align: center; }

.eyebrow {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--teal-600);
  margin-bottom: 0.75rem;
}
.section--navy .eyebrow { color: #7c80ff; }

h2.section-title { font-size: clamp(1.7rem, 3.6vw, 2.5rem); }
.section-head p {
  margin-top: 0.9rem;
  color: var(--slate);
  font-size: 1.05rem;
}
.section--navy .section-head p { color: #c0c3e6; }

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--navy);
  color: #fff;
  padding: 0.75rem 1.25rem;
  z-index: 200;
  border-radius: 0 0 var(--radius) 0;
}
.skip-link:focus { left: 0; }

/* ---------- Buttons -------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-weight: 600;
  font-size: 0.98rem;
  padding: 0.8rem 1.5rem;
  border-radius: var(--radius);
  border: 1.5px solid transparent;
  cursor: pointer;
  transition: transform 0.18s var(--ease), background 0.2s var(--ease),
              color 0.2s var(--ease), border-color 0.2s var(--ease),
              box-shadow 0.2s var(--ease);
  white-space: nowrap;
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }

.btn--primary { background: var(--teal); color: #fff; box-shadow: var(--shadow-sm); }
.btn--primary:hover { background: var(--teal-600); color: #fff; box-shadow: var(--shadow); }

.btn--ghost { background: transparent; color: var(--navy); border-color: var(--line); }
.btn--ghost:hover { border-color: var(--teal); color: var(--teal-600); }

.btn--light { background: #fff; color: var(--navy); }
.btn--light:hover { background: var(--teal-050); color: var(--navy); }

.btn--outline-light { background: transparent; color: #fff; border-color: rgba(255,255,255,0.4); }
.btn--outline-light:hover { border-color: #fff; background: rgba(255,255,255,0.08); color: #fff; }

/* Arrow icon — constrain size everywhere so it never stretches inside flex links */
.arrow { width: 18px; height: 18px; flex: none; transition: transform 0.2s var(--ease); }
.btn:hover .arrow { transform: translateX(3px); }

/* ---------- Header / Nav --------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--line);
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 74px;
}
.brand { display: flex; align-items: center; gap: 0.65rem; }
.brand__mark { width: 38px; height: 38px; flex: none; }
/* Real logo lockup (750x212), background knocked out. Height-constrained;
   width auto keeps aspect ratio. Dark variant on light UI, white variant on dark. */
.brand__logo { height: 34px; width: auto; display: block; }
.brand__text { display: flex; flex-direction: column; line-height: 1; }
.brand__name {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--navy);
  letter-spacing: 0.02em;
}
.brand__tag {
  font-size: 0.62rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--teal-600);
  margin-top: 3px;
  font-weight: 600;
}

.nav__links { display: flex; align-items: center; gap: 0.35rem; list-style: none; }
.nav__links a:not(.btn) {
  position: relative;
  color: var(--navy);
  font-weight: 500;
  font-size: 0.96rem;
  padding: 0.55rem 0.9rem;
  border-radius: var(--radius);
  transition: background 0.2s var(--ease), color 0.2s var(--ease);
}
.nav__links a:not(.btn):hover { background: var(--mist); color: var(--teal-600); }
.nav__links a.active:not(.btn) { color: var(--teal-600); }
.nav__links a.active::after {
  content: "";
  position: absolute;
  left: 0.9rem;
  right: 0.9rem;
  bottom: 2px;
  height: 2px;
  background: var(--teal);
  border-radius: 2px;
}
.nav__cta { margin-left: 0.75rem; }

.nav__toggle {
  display: none;
  background: none;
  border: 0;
  cursor: pointer;
  padding: 0.5rem;
  color: var(--navy);
}
.nav__toggle svg { width: 26px; height: 26px; }

/* ---------- Hero ----------------------------------------------------------- */
/* Home hero — SOFT-TINT treatment (home landing only).
   Pale lavender-white wash with dark text; Pantone 2736 C reserved for accents
   and buttons so the landing page is gentle on the eyes. The rest of the site
   keeps the fuller 2736 C indigo (page banners, cards, footer, detail pages). */
.hero {
  position: relative;
  background:
    radial-gradient(1000px 520px at 85% -10%, rgba(30,34,170,0.10), transparent 60%),
    linear-gradient(170deg, #f4f4fe 0%, #eef0fc 48%, #f7f8fd 100%);
  color: var(--slate);
  overflow: hidden;
  border-bottom: 1px solid var(--line);
}
.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(30,34,170,0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(30,34,170,0.05) 1px, transparent 1px);
  background-size: 46px 46px;
  mask-image: radial-gradient(900px 500px at 80% 0%, #000, transparent 70%);
  pointer-events: none;
}
.hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
  padding-block: clamp(3.5rem, 8vw, 6.5rem);
}
.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--teal);
  background: var(--white);
  border: 1px solid var(--line);
  padding: 0.4rem 0.85rem;
  border-radius: 999px;
  margin-bottom: 1.5rem;
  box-shadow: var(--shadow-sm);
}
.hero__badge .dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--teal);
  box-shadow: 0 0 0 3px rgba(30,34,170,0.18);
}
.hero h1 {
  color: var(--navy);
  font-size: clamp(2.1rem, 5vw, 3.4rem);
  line-height: 1.08;
  letter-spacing: -0.02em;
}
.hero h1 .accent { color: var(--teal); }
.hero__lead {
  margin-top: 1.35rem;
  font-size: clamp(1.05rem, 2vw, 1.2rem);
  color: var(--slate);
  max-width: 34ch;
}
.hero__actions { margin-top: 2.25rem; display: flex; flex-wrap: wrap; gap: 0.9rem; }

.hero__stats {
  margin-top: 2.75rem;
  display: flex;
  gap: clamp(1.25rem, 4vw, 2.5rem);
  flex-wrap: wrap;
}
.hero__stat .n { font-size: 1.7rem; font-weight: 800; color: var(--navy); }
.hero__stat .l { font-size: 0.82rem; color: var(--slate); letter-spacing: 0.04em; }

.hero__visual {
  position: relative;
  aspect-ratio: 4 / 3.4;
  border-radius: var(--radius-lg);
  background:
    radial-gradient(120% 120% at 20% 10%, rgba(124,128,255,0.22), transparent 55%),
    linear-gradient(150deg, #171b70, #101252);
  border: 1px solid rgba(255,255,255,0.1);
  box-shadow: var(--shadow-lg);
  display: grid;
  place-items: center;
  overflow: hidden;
}
.hero__visual::before {
  /* flowing line motif */
  content: "";
  position: absolute;
  inset: 0;
  background:
    repeating-linear-gradient(115deg, transparent 0 22px, rgba(124,128,255,0.06) 22px 24px);
}
/* Hero brand lockup inside the dark visual panel */
.hero__brand {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 1.5rem;
}
/* Real logo (pre-whitened PNG) on the dark hero panel */
.hero__brand-logo {
  width: clamp(200px, 40vw, 340px);
  height: auto;
}
.hero__brand-tag {
  margin-top: 0.85rem;
  font-size: clamp(0.7rem, 1.4vw, 0.85rem);
  letter-spacing: 0.42em;
  text-indent: 0.42em;
  text-transform: uppercase;
  font-weight: 600;
  color: #9fa3f0;
}

/* ---------- Brand statement band ------------------------------------------ */
.brand-band {
  position: relative;
  background:
    radial-gradient(700px 380px at 12% 0%, rgba(124,128,255,0.22), transparent 60%),
    linear-gradient(150deg, var(--navy-700), var(--navy));
  color: #e9eafb;
  overflow: hidden;
  padding-block: clamp(3rem, 6vw, 4.75rem);
}
.brand-band__inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: clamp(1.5rem, 4vw, 3.5rem);
  align-items: center;
}
.brand-band__word {
  font-weight: 800;
  font-size: clamp(3rem, 11vw, 8.5rem);
  line-height: 0.9;
  letter-spacing: -0.02em;
  color: transparent;
  -webkit-text-stroke: 1.5px rgba(159,163,240,0.5);
  text-stroke: 1.5px rgba(159,163,240,0.5);
  user-select: none;
}
/* Centered variant (no ghost wordmark) */
.brand-band__inner--centered {
  display: block;
  text-align: center;
}
.brand-band__inner--centered .brand-band__content { max-width: 46ch; margin: 0 auto; }
.brand-band__inner--centered .brand-band__statement { max-width: none; }
.brand-band__eyebrow {
  display: inline-block;
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: #9fa3f0;
  margin-bottom: 0.9rem;
}
.brand-band__statement {
  font-size: clamp(1.15rem, 2.4vw, 1.7rem);
  line-height: 1.4;
  color: #eef0fc;
  max-width: 42ch;
  font-weight: 500;
}
.brand-band__statement strong { color: #fff; font-weight: 800; }

/* ---------- Trust strip ---------------------------------------------------- */
.trust {
  border-bottom: 1px solid var(--line);
  background: var(--white);
}
.trust__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  padding-block: 2rem;
}
.trust__item { display: flex; align-items: center; gap: 0.85rem; }
.trust__icon {
  width: 42px; height: 42px; flex: none;
  display: grid; place-items: center;
  border-radius: 10px;
  background: var(--teal-050);
  color: var(--teal-600);
}
.trust__icon svg { width: 22px; height: 22px; }
.trust__item b { display: block; color: var(--navy); font-size: 0.98rem; }
.trust__item span { color: var(--slate); font-size: 0.84rem; }

/* ---------- Mission / Vision ---------------------------------------------- */
.mv-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }
.mv-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 2.25rem;
  box-shadow: var(--shadow-sm);
  position: relative;
  overflow: hidden;
}
.mv-card::before {
  content: "";
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 4px;
  background: linear-gradient(var(--teal), var(--blue));
}
.mv-card__icon {
  width: 48px; height: 48px;
  display: grid; place-items: center;
  border-radius: 12px;
  background: var(--navy);
  color: #7c80ff;
  margin-bottom: 1.25rem;
}
.mv-card__icon svg { width: 24px; height: 24px; }
.mv-card h3 { font-size: 1.3rem; margin-bottom: 0.65rem; }
.mv-card p { color: var(--slate); }

/* ---------- Category cards (home) ----------------------------------------- */
.cat-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }
.cat-card {
  position: relative;
  border-radius: var(--radius-lg);
  padding: 2.5rem 2.25rem;
  color: #e9eafb;
  overflow: hidden;
  min-height: 250px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease);
}
.cat-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.cat-card--dialysis { background: linear-gradient(150deg, #101252, #191d78); }
.cat-card--vascular { background: linear-gradient(150deg, #171a86, #1e22aa); }
.cat-card__count {
  position: absolute; top: 1.5rem; right: 1.75rem;
  font-size: 0.8rem; font-weight: 600;
  color: #fff;
  background: rgba(255,255,255,0.22);
  border: 1px solid rgba(255,255,255,0.35);
  padding: 0.3rem 0.7rem; border-radius: 999px;
}
.cat-card h3 { color: #fff; font-size: 1.5rem; margin-bottom: 0.5rem; }
.cat-card p { color: rgba(255,255,255,0.85); font-size: 0.98rem; }
.cat-card .link {
  margin-top: 1.25rem; color: #fff; font-weight: 600;
  display: inline-flex; align-items: center; gap: 0.4rem;
  white-space: nowrap;
}
.cat-card .link .arrow { transition: transform 0.2s var(--ease); }
.cat-card:hover .link .arrow { transform: translateX(4px); }

/* ---------- Product grid --------------------------------------------------- */
.filters { display: flex; flex-wrap: wrap; gap: 0.6rem; margin-bottom: 2rem; }
.filter-btn {
  font: inherit;
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--slate);
  background: var(--white);
  border: 1.5px solid var(--line);
  padding: 0.55rem 1.15rem;
  border-radius: 999px;
  cursor: pointer;
  transition: all 0.2s var(--ease);
}
.filter-btn:hover { border-color: var(--teal); color: var(--teal-600); }
.filter-btn.active { background: var(--navy); border-color: var(--navy); color: #fff; }

.product-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.product-card {
  display: flex;
  flex-direction: column;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform 0.22s var(--ease), box-shadow 0.22s var(--ease),
              border-color 0.22s var(--ease);
}
.product-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}
.product-card__media {
  position: relative;
  aspect-ratio: 4 / 3;
  background: #fff;
  overflow: hidden;
}
.product-card__media img { width: 100%; height: 100%; object-fit: contain; }
.product-card__tag {
  position: absolute; top: 0.85rem; left: 0.85rem;
  font-size: 0.72rem; font-weight: 700; letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 0.3rem 0.7rem; border-radius: 999px;
  color: #fff;
}
.product-card__tag--dialysis { background: rgba(16,18,82,0.85); }
.product-card__tag--vascular { background: rgba(11,127,138,0.9); }
.product-card__body { padding: 1.4rem 1.5rem 1.6rem; display: flex; flex-direction: column; flex: 1; }
.product-card__body h3 { font-size: 1.14rem; margin-bottom: 0.5rem; }
.product-card__body p { color: var(--slate); font-size: 0.92rem; flex: 1; }
.product-card__link {
  margin-top: 1.15rem;
  font-weight: 600; font-size: 0.92rem;
  display: inline-flex; align-items: center; gap: 0.4rem;
}
.product-card__link .arrow { transition: transform 0.2s var(--ease); }
.product-card:hover .product-card__link .arrow { transform: translateX(4px); }

/* Placeholder shown when a real image is not yet supplied */
.img-placeholder {
  width: 100%; height: 100%;
  display: grid; place-items: center;
  color: var(--blue);
  background:
    radial-gradient(100% 100% at 30% 20%, rgba(30,34,170,0.12), transparent 60%),
    linear-gradient(135deg, var(--mist), #edeefb);
}
.img-placeholder svg { width: 34%; height: auto; opacity: 0.55; }
.img-placeholder .ph-label {
  position: absolute; bottom: 10px; right: 12px;
  font-size: 0.62rem; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--slate); opacity: 0.7;
}

/* ---------- Product detail page ------------------------------------------- */
.breadcrumbs {
  font-size: 0.86rem;
  color: var(--slate);
  padding-block: 1.25rem;
}
.breadcrumbs a { color: var(--slate); }
.breadcrumbs a:hover { color: var(--teal-600); }
.breadcrumbs .sep { margin-inline: 0.5rem; opacity: 0.5; }

.detail-hero { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 5vw, 3.5rem); align-items: start; }
.detail-media {
  position: relative;
  aspect-ratio: 1 / 1;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line);
  background: linear-gradient(135deg, var(--mist), #eceefb);
  box-shadow: var(--shadow);
}
.detail-media img { width: 100%; height: 100%; object-fit: cover; }

/* ---------- Product gallery (detail page) --------------------------------- */
/* min-width:0 lets this grid item shrink below the thumb strip's content width,
   so the thumbnails scroll horizontally instead of forcing page overflow. */
.gallery { display: flex; flex-direction: column; gap: 0.85rem; min-width: 0; }
.gallery__stage {
  position: relative;
  aspect-ratio: 1 / 1;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line);
  background: #fff;
  box-shadow: var(--shadow);
}
.gallery__main { width: 100%; height: 100%; object-fit: contain; display: block; }
/* placeholder fallback fills the stage if an image errors */
.gallery__stage .img-placeholder { position: absolute; inset: 0; }

.gallery__thumbs {
  display: flex;
  gap: 0.6rem;
  min-width: 0;
  max-width: 100%;
  overflow-x: auto;
  padding-bottom: 0.35rem;
  scroll-snap-type: x proximity;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  scrollbar-color: var(--line-strong, #c9d0e0) transparent;
}
.gallery__thumbs::-webkit-scrollbar { height: 7px; }
.gallery__thumbs::-webkit-scrollbar-thumb { background: #cdd6e6; border-radius: 999px; }
.gallery__thumbs::-webkit-scrollbar-track { background: transparent; }
.gallery__thumb {
  flex: 0 0 auto;
  width: 74px; height: 74px;
  padding: 0;
  border: 2px solid var(--line);
  border-radius: 10px;
  overflow: hidden;
  background: #fff;
  cursor: pointer;
  scroll-snap-align: start;
  transition: border-color var(--ease) 0.18s, transform var(--ease) 0.18s;
}
.gallery__thumb img { width: 100%; height: 100%; object-fit: contain; display: block; }
.gallery__thumb:hover { transform: translateY(-2px); }
.gallery__thumb.is-active { border-color: var(--teal); }
.gallery__thumb:focus-visible { outline: 3px solid var(--teal); outline-offset: 2px; }

.detail-info .cat-pill {
  display: inline-block;
  font-size: 0.76rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--teal-600); background: var(--teal-050);
  padding: 0.35rem 0.8rem; border-radius: 999px; margin-bottom: 1rem;
}
.detail-info h1 { font-size: clamp(1.7rem, 4vw, 2.4rem); }
.detail-info .lead { margin-top: 1rem; color: var(--slate); font-size: 1.08rem; }

.highlights { display: flex; flex-wrap: wrap; gap: 0.65rem; margin-top: 1.75rem; }
.highlight-chip {
  display: inline-flex; align-items: center; gap: 0.45rem;
  font-size: 0.86rem; font-weight: 600; color: var(--navy);
  background: var(--white); border: 1px solid var(--line);
  padding: 0.5rem 0.9rem; border-radius: 999px;
  box-shadow: var(--shadow-sm);
}
.highlight-chip svg { width: 15px; height: 15px; color: var(--teal); }

.detail-actions { margin-top: 2rem; display: flex; gap: 0.8rem; flex-wrap: wrap; }

.detail-section { margin-top: 3rem; }
.detail-section h2 { font-size: 1.35rem; margin-bottom: 1.1rem; }

.feature-list { list-style: none; display: grid; gap: 0.8rem; }
.feature-list li { display: flex; gap: 0.7rem; color: var(--ink); }
.feature-list li svg { width: 20px; height: 20px; color: var(--teal); flex: none; margin-top: 2px; }

.spec-table {
  width: 100%;
  border-collapse: collapse;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}
.spec-table tr { border-bottom: 1px solid var(--line); }
.spec-table tr:last-child { border-bottom: 0; }
.spec-table tr:nth-child(even) { background: var(--mist); }
.spec-table th, .spec-table td { text-align: left; padding: 0.85rem 1.15rem; font-size: 0.94rem; vertical-align: top; }
.spec-table th { color: var(--navy); font-weight: 600; width: 42%; }
.spec-table td { color: var(--slate); }

.callout {
  margin-top: 1.5rem;
  background: var(--teal-050);
  border: 1px solid #d6d7f6;
  border-left: 4px solid var(--teal);
  border-radius: var(--radius);
  padding: 1.25rem 1.4rem;
  color: var(--navy-700);
}
.callout b { color: var(--navy); }

/* ---------- SKU / ordering modal ------------------------------------------ */
.sku-modal {
  position: fixed; inset: 0; z-index: 300;
  display: grid; place-items: center;
  padding: clamp(0.75rem, 3vw, 2rem);
  opacity: 0; transition: opacity 0.25s var(--ease);
}
.sku-modal.is-open { opacity: 1; }
.sku-modal[hidden] { display: none; }
.sku-modal__overlay {
  position: absolute; inset: 0;
  background: rgba(16, 18, 82, 0.55);
  backdrop-filter: blur(2px);
}
.sku-modal__dialog {
  position: relative;
  display: flex; flex-direction: column;
  width: 100%; max-width: 860px;
  max-height: min(88vh, 820px);
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  transform: translateY(14px) scale(0.98);
  transition: transform 0.28s var(--ease);
}
.sku-modal.is-open .sku-modal__dialog { transform: none; }
.sku-modal__head {
  display: flex; align-items: flex-start; justify-content: space-between;
  gap: 1rem; padding: 1.4rem 1.6rem;
  border-bottom: 1px solid var(--line);
}
.sku-modal__title { font-size: 1.25rem; margin: 0; color: var(--navy); }
.sku-modal__sub { margin: 0.35rem 0 0; font-size: 0.85rem; color: var(--slate); }
.sku-modal__actions { flex: none; display: flex; align-items: center; gap: 0.6rem; }
.sku-modal__download {
  display: inline-flex; align-items: center; gap: 0.5rem;
  height: 40px; padding: 0 0.95rem; border-radius: 10px;
  background: var(--teal); color: var(--white); border: 1px solid var(--teal);
  font-size: 0.85rem; font-weight: 600; text-decoration: none; white-space: nowrap;
  transition: background 0.2s var(--ease), border-color 0.2s var(--ease);
}
.sku-modal__download:hover { background: var(--teal-600); border-color: var(--teal-600); color: var(--white); }
.sku-modal__download svg { width: 18px; height: 18px; flex: none; }
.sku-modal__close {
  flex: none; width: 40px; height: 40px; border-radius: 10px;
  border: 1px solid var(--line); background: var(--white); color: var(--navy);
  cursor: pointer; display: grid; place-items: center;
  transition: background 0.2s var(--ease), border-color 0.2s var(--ease), color 0.2s var(--ease);
}
.sku-modal__close:hover { background: var(--mist); border-color: var(--teal); color: var(--teal); }
.sku-modal__close svg { width: 20px; height: 20px; }
.sku-modal__body {
  overflow: auto; -webkit-overflow-scrolling: touch;
  flex: 1;
}
.sku-modal__foot { padding: 1rem 1.6rem 1.25rem; border-top: 1px solid var(--line); }
.sku-modal__foot .sku-note { margin: 0; }

.sku-table { width: 100%; border-collapse: collapse; min-width: 520px; }
.sku-table thead th {
  position: sticky; top: 0; z-index: 1;
  background: var(--navy); color: #fff;
  text-align: left; font-size: 0.78rem; font-weight: 600;
  letter-spacing: 0.03em; text-transform: uppercase;
  padding: 0.75rem 1rem; white-space: nowrap;
}
.sku-table td {
  padding: 0.7rem 1rem; font-size: 0.9rem; color: var(--slate);
  border-bottom: 1px solid var(--line); vertical-align: top;
}
.sku-table tbody tr:last-child td { border-bottom: 0; }
.sku-table tbody tr:hover td { background: var(--mist); }
.sku-code { font-variant-numeric: tabular-nums; font-weight: 600; color: var(--navy); white-space: nowrap; }
.sku-table td:nth-child(2) { color: var(--ink); min-width: 220px; }
/* sub-group heading row (Catheter / Combo Kit, Single/Double/Triple lumen) */
.sku-group td {
  background: var(--teal-050); color: var(--navy);
  font-weight: 700; font-size: 0.8rem; letter-spacing: 0.04em; text-transform: uppercase;
  padding: 0.6rem 1rem;
}

/* SKU category tabs — switch between groups (e.g. Catheter Kit / Combo Kit).
   Sits between the modal header and the scrollable body (does not scroll). */
.sku-tabs {
  flex: none;
  display: flex; flex-wrap: wrap; gap: 0.4rem;
  padding: 0.9rem 1.6rem 0;
  background: var(--white);
  border-bottom: 1px solid var(--line);
}
.sku-tab {
  display: inline-flex; align-items: center; gap: 0.45rem;
  padding: 0.6rem 1rem; border: 1px solid var(--line); border-bottom: none;
  border-radius: 10px 10px 0 0;
  background: var(--mist); color: var(--slate);
  font-size: 0.9rem; font-weight: 600; cursor: pointer;
  transition: background 0.18s var(--ease), color 0.18s var(--ease);
}
.sku-tab:hover { background: var(--teal-050); color: var(--navy); }
.sku-tab.is-active {
  background: var(--navy); color: #fff; border-color: var(--navy);
  position: relative; bottom: -1px;
}
.sku-tab__count {
  font-size: 0.72rem; font-weight: 700;
  padding: 0.1rem 0.45rem; border-radius: 999px;
  background: rgba(0,0,0,0.08); color: inherit;
}
.sku-tab.is-active .sku-tab__count { background: rgba(255,255,255,0.22); }
.sku-panel[hidden] { display: none; }
.sku-note { margin-top: 0.9rem; font-size: 0.88rem; color: var(--slate); }
.sku-note a { color: var(--teal-600); font-weight: 600; }
.sku-note a:hover { color: var(--teal); }

/* ---------- Page banner (subpages) ---------------------------------------- */
.page-banner {
  background:
    radial-gradient(700px 320px at 88% -20%, rgba(30,34,170,0.18), transparent 60%),
    linear-gradient(150deg, var(--navy), var(--navy-700));
  color: #e9eafb;
  padding-block: clamp(2.75rem, 6vw, 4.5rem);
}
.page-banner h1 { color: #fff; font-size: clamp(1.9rem, 4.5vw, 2.8rem); }
.page-banner p { margin-top: 0.85rem; color: #c3c6ea; max-width: 60ch; font-size: 1.08rem; }

/* ---------- About page ----------------------------------------------------- */
.about-grid { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: clamp(2rem, 5vw, 3.5rem); align-items: center; }
.about-grid p { color: var(--slate); margin-bottom: 1rem; }
.about-visual {
  aspect-ratio: 5 / 4;
  border-radius: var(--radius-lg);
  background:
    radial-gradient(120% 120% at 15% 15%, rgba(30,34,170,0.18), transparent 55%),
    linear-gradient(150deg, #171b70, #101252);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  display: grid; place-items: center;
}
.about-visual svg { width: 55%; opacity: 0.9; }

.value-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.value-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 1.9rem;
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s var(--ease), box-shadow 0.2s var(--ease);
}
.value-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.value-card__icon {
  width: 46px; height: 46px; border-radius: 12px;
  background: var(--teal-050); color: var(--teal-600);
  display: grid; place-items: center; margin-bottom: 1.1rem;
}
.value-card__icon svg { width: 24px; height: 24px; }
.value-card h3 { font-size: 1.15rem; margin-bottom: 0.5rem; }
.value-card p { color: var(--slate); font-size: 0.95rem; }

/* ---------- Contact -------------------------------------------------------- */
.contact-grid { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: clamp(2rem, 5vw, 3.5rem); align-items: start; }
.contact-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
}
.contact-item { display: flex; gap: 1rem; padding-block: 1.1rem; border-bottom: 1px solid var(--line); }
.contact-item:last-child { border-bottom: 0; }
.contact-item .ic {
  width: 44px; height: 44px; flex: none; border-radius: 12px;
  background: var(--navy); color: #7c80ff;
  display: grid; place-items: center;
}
.contact-item .ic svg { width: 22px; height: 22px; }
.contact-item b { display: block; color: var(--navy); margin-bottom: 2px; }
.contact-item a, .contact-item span { color: var(--slate); }

.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.1rem; }
.field { display: flex; flex-direction: column; gap: 0.4rem; }
.field.full { grid-column: 1 / -1; }
.field label { font-size: 0.88rem; font-weight: 600; color: var(--navy); }
.field input, .field textarea, .field select {
  font: inherit; font-size: 0.96rem;
  padding: 0.75rem 0.9rem;
  border: 1.5px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  color: var(--ink);
  transition: border-color 0.2s var(--ease), box-shadow 0.2s var(--ease);
}
.field input:focus, .field textarea:focus, .field select:focus {
  outline: none;
  border-color: var(--teal);
  box-shadow: 0 0 0 3px rgba(30,34,170,0.14);
}
.field textarea { resize: vertical; min-height: 120px; }
.form-note { font-size: 0.82rem; color: var(--slate); margin-top: 0.25rem; }
.field label .req { color: #c0392b; font-weight: 700; margin-left: 0.1rem; }
.form-note .req { color: #c0392b; font-weight: 700; }
.field label .opt { color: var(--slate); font-weight: 400; font-size: 0.82em; }
.form-status { font-size: 0.92rem; font-weight: 600; margin-top: 0.5rem; }
.form-status.ok { color: var(--teal-600); }
.form-status.error { color: #c0392b; }

/* ---------- CTA band ------------------------------------------------------- */
.cta-band {
  background:
    radial-gradient(600px 300px at 15% 120%, rgba(30,34,170,0.25), transparent 60%),
    linear-gradient(150deg, var(--navy), var(--navy-700));
  color: #e9eafb;
  border-radius: var(--radius-lg);
  padding: clamp(2.5rem, 6vw, 3.75rem);
  text-align: center;
}
.cta-band h2 { color: #fff; font-size: clamp(1.6rem, 3.6vw, 2.2rem); }
.cta-band p { color: #c3c6ea; margin-top: 0.8rem; max-width: 52ch; margin-inline: auto; }
.cta-band .hero__actions { justify-content: center; margin-top: 1.9rem; }

/* ---------- Footer --------------------------------------------------------- */
.site-footer { background: var(--navy); color: #adb0dc; padding-block: 3.5rem 2rem; }
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 2rem;
  padding-bottom: 2.5rem;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
.footer-brand .brand__name { color: #fff; }
.footer-brand p { margin-top: 1rem; font-size: 0.92rem; max-width: 34ch; color: #979bce; }
.footer-col h4 {
  color: #fff; font-size: 0.82rem; letter-spacing: 0.1em; text-transform: uppercase;
  margin-bottom: 1.1rem;
}
.footer-col ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.6rem; }
.footer-col a { color: #adb0dc; font-size: 0.94rem; }
.footer-col a:hover { color: #7c80ff; }
.footer-contact li { font-size: 0.92rem; display: flex; gap: 0.6rem; margin-bottom: 0.7rem; color: #adb0dc; }
.footer-contact svg { width: 17px; height: 17px; flex: none; margin-top: 3px; color: #7c80ff; }
.footer-bottom {
  padding-top: 1.75rem;
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 0.75rem;
  font-size: 0.85rem; color: #888cbf;
}
.footer-bottom a { color: #888cbf; }
.footer-bottom a:hover { color: #7c80ff; }

/* ---------- Reveal animation ---------------------------------------------- */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity 0.6s var(--ease), transform 0.6s var(--ease); }
.reveal.in { opacity: 1; transform: none; }

/* ---------- Responsive ----------------------------------------------------- */
@media (max-width: 960px) {
  .hero__inner { grid-template-columns: 1fr; }
  .hero__visual { max-width: 440px; }
  .detail-hero, .about-grid, .contact-grid { grid-template-columns: 1fr; }
  .product-grid, .value-grid { grid-template-columns: repeat(2, 1fr); }
  .trust__grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

/* ---------- Floating WhatsApp button --------------------------------------- */
.wa-fab {
  position: fixed;
  right: clamp(1rem, 2.5vw, 2rem);
  bottom: clamp(1rem, 2.5vw, 2rem);
  z-index: 90;
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  height: clamp(52px, 6vw, 62px);
  padding: 0 clamp(1rem, 1.6vw, 1.4rem);
  border-radius: 999px;
  background: #25D366;               /* WhatsApp brand green */
  color: #fff;
  font-weight: 600;
  font-size: clamp(0.9rem, 1.3vw, 1rem);
  text-decoration: none;
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.32), 0 2px 6px rgba(0, 0, 0, 0.16);
  transition: transform 0.2s var(--ease), box-shadow 0.2s var(--ease), background 0.2s var(--ease);
}
.wa-fab:hover {
  background: #1EBE5D;               /* darker green on hover */
  color: #fff;
  transform: translateY(-3px);
  box-shadow: 0 14px 32px rgba(37, 211, 102, 0.4), 0 3px 8px rgba(0, 0, 0, 0.18);
}
.wa-fab:focus-visible { outline: 3px solid #25D366; outline-offset: 3px; }
.wa-fab__icon {
  width: clamp(26px, 3.4vw, 30px);
  height: clamp(26px, 3.4vw, 30px);
  flex: none;
}
.wa-fab__label { white-space: nowrap; }

/* On small screens, collapse to a circular icon-only button to save space. */
@media (max-width: 560px) {
  .wa-fab {
    gap: 0;
    width: 56px;
    height: 56px;
    padding: 0;
    justify-content: center;
    border-radius: 50%;
  }
  .wa-fab__label {
    position: absolute;
    width: 1px; height: 1px;
    overflow: hidden;
    clip: rect(0 0 0 0);
    white-space: nowrap;
  }
  .wa-fab__icon { width: 30px; height: 30px; }
}

@media (prefers-reduced-motion: reduce) {
  .wa-fab, .wa-fab:hover { transition: none; transform: none; }
}

@media (max-width: 720px) {
  /* Fully fixed, solid top bar on mobile so it stays put while scrolling */
  .site-header {
    position: fixed;
    left: 0; right: 0; top: 0;
    background: #fff;
    backdrop-filter: none;
  }
  body { padding-top: 74px; }

  .nav__links {
    position: absolute;
    top: 74px; left: 0; right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0.25rem;
    background: #fff;
    border-bottom: 1px solid var(--line);
    padding: 0.75rem var(--gutter) 1rem;
    box-shadow: var(--shadow);
    display: none;
  }
  .nav__links.open { display: flex; }
  .nav__links li { display: block; }
  .nav__links a:not(.btn) {
    display: block;
    padding: 0.7rem 0.6rem;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    line-height: 1.3;
  }
  .nav__links a.active::after { display: none; }
  .nav__cta { margin: 0.6rem 0 0; }
  .nav__cta .btn { width: 100%; justify-content: center; padding-block: 0.85rem; font-size: 1rem; }
  .nav__toggle { display: block; }

  .mv-grid, .cat-grid { grid-template-columns: 1fr; }
  .product-grid, .value-grid { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 1.75rem; }

  .brand-band__inner--centered { text-align: center; }

  /* Compact the modal header actions: keep the download icon, drop the label */
  .sku-modal__download { padding: 0 0.7rem; gap: 0; }
  .sku-modal__download span { display: none; }
}

@media (max-width: 460px) {
  /* Keep the trust items in a compact 2-up grid instead of one tall column,
     so the section takes less vertical space on phones. */
  .trust__grid { grid-template-columns: 1fr 1fr; gap: 1rem 0.85rem; padding-block: 1.5rem; }
  .trust__item { gap: 0.6rem; }
  .trust__icon { width: 36px; height: 36px; }
  .trust__icon svg { width: 19px; height: 19px; }
  .trust__item b { font-size: 0.9rem; }
  .trust__item span { font-size: 0.78rem; }
  .hero__stats { gap: 1.25rem; }
}

@media (prefers-reduced-motion: reduce) {
  * { scroll-behavior: auto !important; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .btn:hover, .product-card:hover, .cat-card:hover, .value-card:hover { transform: none; }
  .sku-modal, .sku-modal__dialog { transition: none; }
  .sku-modal.is-open .sku-modal__dialog { transform: none; }
}