/* ============================================================================
   SummitFlux — Alpine Field Instrument
   A precision-equipment design system for snow scientists and avalanche
   professionals. Cold, technical, editorial.
   ============================================================================ */

/* ── Fonts ───────────────────────────────────────────────────────────────── */
@import url('https://fonts.googleapis.com/css2?family=Instrument+Serif:ital@0;1&family=Geist:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500;600&display=swap');

/* ── Tokens ──────────────────────────────────────────────────────────────── */
:root {
  /* Surfaces — cold, layered */
  --sf-storm: #0a1014;
  --sf-storm-deep: #060a0d;
  --sf-glacier: #101820;
  --sf-ridge: #1a232d;
  --sf-crevasse: #243140;

  /* Text — ice palette */
  --sf-snow: #fafcff;
  --sf-ice: #d4dde6;
  --sf-mist: #8395a8;
  --sf-slate: #5b6e82;
  --sf-fog: #3d4d5e;

  /* Accents */
  --sf-beacon: #e8a847;        /* warm amber — ski-patrol beacon */
  --sf-beacon-deep: #c48a2c;
  --sf-beacon-soft: rgba(232,168,71,0.12);
  --sf-crystal: #c8dcef;       /* cool ice-blue secondary */
  --sf-alpenglow: #ff7a45;     /* rare urgent state */

  /* Hairlines */
  --sf-line: rgba(255,255,255,0.08);
  --sf-line-strong: rgba(255,255,255,0.16);
  --sf-line-beacon: rgba(232,168,71,0.45);

  /* Type */
  --sf-display: 'Instrument Serif', 'Times New Roman', serif;
  --sf-sans: 'Geist', -apple-system, BlinkMacSystemFont, sans-serif;
  --sf-mono: 'JetBrains Mono', ui-monospace, 'SF Mono', Consolas, monospace;

  /* Motion */
  --sf-ease: cubic-bezier(0.22, 0.61, 0.36, 1);
  --sf-ease-sharp: cubic-bezier(0.16, 1, 0.3, 1);

  /* Compatibility shims (legacy var refs in inline styles still exist) */
  --sf-purple: var(--sf-beacon);
  --sf-purple-light: var(--sf-beacon);
  --sf-purple-dark: var(--sf-beacon-deep);
  --sf-dark: var(--sf-storm);
  --sf-gray: var(--sf-ridge);
  --sf-text: var(--sf-ice);
  --sf-text-light: var(--sf-mist);
  --sf-border: var(--sf-line);
  --sf-white: var(--sf-snow);
}

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

html {
  overflow-x: hidden;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  -moz-text-size-adjust: 100%;
  text-size-adjust: 100%;
  -webkit-tap-highlight-color: rgba(232, 168, 71, 0.2);
  text-rendering: optimizeLegibility;
}

/* iOS safe-area insets for notched devices */
@supports (padding: max(0px)) {
  .sf-header,
  .sf-section,
  .sf-features-strip,
  .sf-testimonials,
  .sf-newsletter,
  .sf-footer,
  .sf-page-header,
  .sf-contact-layout,
  .sf-product-detail,
  .sf-product-features,
  .sf-legal-content,
  .sf-blog-detail,
  .cart-page,
  .checkout-wrap,
  .sf-confirm {
    padding-left: max(var(--sf-px, 1.25rem), env(safe-area-inset-left));
    padding-right: max(var(--sf-px, 1.25rem), env(safe-area-inset-right));
  }
}

body {
  font-family: var(--sf-sans);
  font-weight: 400;
  font-size: 16px;
  line-height: 1.6;
  color: var(--sf-ice);
  background: var(--sf-storm);
  overflow-x: hidden;
  overflow-wrap: break-word;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-feature-settings: 'ss01', 'cv11';
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  position: relative;
}

/* Atmospheric base layer — subtle topographic noise + radial alpine glow */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: -1;
  background:
    radial-gradient(ellipse 80% 40% at 50% 0%, rgba(200,220,239,0.04) 0%, transparent 60%),
    radial-gradient(ellipse 60% 30% at 80% 100%, rgba(232,168,71,0.025) 0%, transparent 60%);
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: -1;
  opacity: 0.5;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='400' height='400' viewBox='0 0 400 400'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 1 0 0 0 0 1 0 0 0 0 1 0 0 0 0.025 0'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
}

a {
  color: var(--sf-ice);
  text-decoration: none;
  transition: color 0.2s var(--sf-ease);
}

a:hover { color: var(--sf-beacon); text-decoration: none; }

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

::selection { background: var(--sf-beacon); color: var(--sf-storm); }

/* Focus — sharp beacon outline */
*:focus-visible {
  outline: 2px solid var(--sf-beacon);
  outline-offset: 3px;
  border-radius: 2px;
}

button, input, textarea, select { font-family: inherit; }

/* ── Typography defaults ─────────────────────────────────────────────────── */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--sf-display);
  font-weight: 400;
  color: var(--sf-snow);
  letter-spacing: -0.01em;
  line-height: 1.15;
}

p { color: var(--sf-ice); }

strong, b { color: var(--sf-snow); font-weight: 600; }

blockquote {
  border-left: none;
  padding: 0;
  font-family: var(--sf-display);
  font-style: italic;
}

table { max-width: 100%; border-collapse: collapse; }
section, div, main, article { max-width: 100vw; }

/* ── Header / Navigation ─────────────────────────────────────────────────── */
.sf-header {
  position: relative;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.4rem 2.5rem;
  background: rgba(10, 16, 20, 0.85);
  backdrop-filter: blur(14px) saturate(1.2);
  -webkit-backdrop-filter: blur(14px) saturate(1.2);
  border-bottom: 1px solid var(--sf-line);
}

/* Hairline accent below header — instrument panel feel */
.sf-header::after {
  content: "";
  position: absolute;
  left: 2.5rem;
  right: 2.5rem;
  bottom: -1px;
  height: 1px;
  background: linear-gradient(90deg, transparent 0%, var(--sf-line-beacon) 50%, transparent 100%);
  opacity: 0.4;
}

.sf-header .sf-nav a,
.sf-header .sf-header-icons a,
.sf-header--home .sf-nav a,
.sf-header--home .sf-header-icons a {
  color: var(--sf-ice);
  font-family: var(--sf-sans);
  font-weight: 500;
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.sf-header .sf-nav a:hover,
.sf-header--home .sf-nav a:hover,
.sf-header .sf-header-icons a:hover,
.sf-header--home .sf-header-icons a:hover {
  color: var(--sf-beacon);
  text-decoration: none;
}

/* Homepage: header floats over hero */
.sf-header--home {
  position: absolute;
  left: 0;
  right: 0;
  background: linear-gradient(180deg, rgba(10,16,20,0.5) 0%, transparent 100%);
  border-bottom: none;
}

.sf-header--home::after { display: none; }

.sf-logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  flex: 1 1 0;
}

.sf-logo a {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--sf-snow);
  text-decoration: none;
  font-family: var(--sf-mono);
  font-size: 0.78rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  position: relative;
}

.sf-logo img {
  height: 30px;
  width: auto;
  filter: brightness(0) invert(1);
  transition: filter 0.3s var(--sf-ease);
}

.sf-logo a:hover img { filter: brightness(0) invert(1) drop-shadow(0 0 6px var(--sf-beacon)); }

.sf-nav {
  display: flex;
  gap: 2.5rem;
  align-items: center;
  flex: 0 0 auto;
}

.sf-nav a {
  position: relative;
  padding: 0.4rem 0;
  transition: color 0.25s var(--sf-ease);
}

/* Animated underline on nav links */
.sf-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -2px;
  height: 1px;
  background: var(--sf-beacon);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.35s var(--sf-ease);
}

.sf-nav a:hover::after { transform: scaleX(1); }

.sf-header-icons {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 1.25rem;
  flex: 1 1 0;
}

.sf-header-icons a {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.45rem 0.9rem;
  border: 1px solid var(--sf-line);
  border-radius: 999px;
  transition: all 0.2s var(--sf-ease);
}

.sf-header-icons a:hover {
  border-color: var(--sf-line-beacon);
  background: var(--sf-beacon-soft);
}

.sf-cart-count {
  font-family: var(--sf-mono);
  font-weight: 600;
  color: var(--sf-beacon);
}

/* ── Hero (homepage) ─────────────────────────────────────────────────────── */
.sf-hero {
  position: relative;
  height: 100vh;
  min-height: 680px;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  display: flex;
  align-items: center;
  color: var(--sf-snow);
  overflow: hidden;
}

/* Multi-layer overlay for depth + alpine atmosphere */
.sf-hero-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(105deg, rgba(10,16,20,0.92) 0%, rgba(10,16,20,0.55) 45%, rgba(10,16,20,0.3) 100%),
    linear-gradient(180deg, transparent 50%, rgba(10,16,20,0.85) 100%);
}

/* Hairline crosshair instrument-panel detail */
.sf-hero::before {
  content: "";
  position: absolute;
  inset: 2rem;
  border: 1px solid rgba(255,255,255,0.06);
  pointer-events: none;
  z-index: 1;
}

/* Decorative corner tick marks */
.sf-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 1;
  background-image:
    linear-gradient(to right, var(--sf-beacon), var(--sf-beacon)),
    linear-gradient(to right, var(--sf-beacon), var(--sf-beacon)),
    linear-gradient(to right, var(--sf-beacon), var(--sf-beacon)),
    linear-gradient(to right, var(--sf-beacon), var(--sf-beacon));
  background-size: 18px 1px, 1px 18px, 18px 1px, 1px 18px;
  background-position:
    2rem 2rem,
    2rem 2rem,
    calc(100% - 2rem) calc(100% - 2rem),
    calc(100% - 2rem) calc(100% - 2rem);
  background-repeat: no-repeat;
}

.sf-hero-content {
  position: relative;
  z-index: 2;
  padding: 0 4rem;
  max-width: 720px;
  margin-left: 2rem;
}

.sf-hero-slide {
  display: none;
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 0.8s var(--sf-ease), transform 0.9s var(--sf-ease);
}

.sf-hero-slide.active {
  display: block;
  opacity: 1;
  transform: translateY(0);
  animation: heroSlideIn 1.1s var(--sf-ease) forwards;
}

@keyframes heroSlideIn {
  0% { opacity: 0; transform: translateY(16px); }
  100% { opacity: 1; transform: translateY(0); }
}

/* Decorative coordinate marker before each hero headline */
.sf-hero-content h1::before {
  content: "✦  ";
  display: block;
  font-family: var(--sf-mono);
  font-size: 0.65rem;
  font-weight: 500;
  color: var(--sf-beacon);
  letter-spacing: 0.4em;
  margin-bottom: 1.5rem;
  opacity: 0.85;
}

.sf-hero h1 {
  font-family: var(--sf-display);
  font-size: clamp(2.5rem, 5.8vw, 4.6rem);
  font-style: normal;
  font-weight: 400;
  line-height: 1.02;
  letter-spacing: -0.02em;
  margin-bottom: 1.5rem;
  color: var(--sf-snow);
  text-wrap: balance;
}

.sf-hero p {
  font-family: var(--sf-sans);
  font-size: clamp(1.05rem, 1.4vw, 1.2rem);
  font-weight: 400;
  line-height: 1.55;
  color: var(--sf-ice);
  margin-bottom: 2rem;
  max-width: 540px;
  opacity: 0.92;
}

.sf-hero-indicators {
  position: absolute;
  bottom: 3rem;
  left: 6rem;
  z-index: 2;
  display: flex;
  gap: 1rem;
  align-items: center;
}

.sf-hero-dot {
  width: 28px;
  height: 2px;
  border-radius: 0;
  background: rgba(255,255,255,0.18);
  cursor: pointer;
  transition: all 0.4s var(--sf-ease);
  position: relative;
  overflow: hidden;
}

.sf-hero-dot::before {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--sf-beacon);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s var(--sf-ease);
}

.sf-hero-dot.active {
  width: 48px;
  background: rgba(255,255,255,0.25);
}

.sf-hero-dot.active::before {
  transform: scaleX(1);
  animation: progressFill 4s linear forwards;
}

@keyframes progressFill {
  0% { transform: scaleX(0); }
  100% { transform: scaleX(1); }
}

/* ── Buttons ─────────────────────────────────────────────────────────────── */
.sf-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.85rem 1.75rem;
  border-radius: 0;
  font-family: var(--sf-sans);
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  transition: all 0.3s var(--sf-ease);
  cursor: pointer;
  border: 1px solid transparent;
  position: relative;
  overflow: hidden;
  text-decoration: none;
  white-space: nowrap;
}

.sf-btn::before {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--sf-beacon-deep);
  transform: translateY(101%);
  transition: transform 0.4s var(--sf-ease-sharp);
  z-index: -1;
}

.sf-btn:hover::before { transform: translateY(0); }

.sf-btn-primary {
  background: var(--sf-beacon);
  color: var(--sf-storm);
  border-color: var(--sf-beacon);
}

.sf-btn-primary:hover {
  color: var(--sf-snow);
  text-decoration: none;
  transform: translateY(-1px);
  box-shadow: 0 8px 24px -8px rgba(232,168,71,0.45);
}

.sf-btn-outline {
  background: transparent;
  border-color: var(--sf-line-strong);
  color: var(--sf-ice);
}

.sf-btn-outline::before { background: var(--sf-snow); }

.sf-btn-outline:hover {
  color: var(--sf-storm);
  border-color: var(--sf-snow);
  text-decoration: none;
}

/* ── Features Strip ──────────────────────────────────────────────────────── */
.sf-features-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  padding: 5rem 4rem;
  background: var(--sf-storm);
  border-bottom: 1px solid var(--sf-line);
  position: relative;
  counter-reset: feat;
}

.sf-feature-item {
  counter-increment: feat;
  padding: 1.5rem 2rem;
  border-right: 1px solid var(--sf-line);
  text-align: left;
  position: relative;
  transition: background 0.3s var(--sf-ease);
}

.sf-feature-item:last-child { border-right: none; }

.sf-feature-item::before {
  content: "0" counter(feat);
  display: block;
  font-family: var(--sf-mono);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  color: var(--sf-beacon);
  margin-bottom: 1.25rem;
  opacity: 0.75;
}

.sf-feature-item:hover {
  background: linear-gradient(180deg, transparent, rgba(232,168,71,0.03));
}

.sf-feature-icon {
  font-size: 1.6rem;
  color: var(--sf-crystal);
  margin-bottom: 1rem;
  opacity: 0.85;
  display: inline-block;
}

.sf-feature-item h4 {
  font-family: var(--sf-display);
  font-size: 1.35rem;
  font-style: normal;
  font-weight: 400;
  color: var(--sf-snow);
  margin-bottom: 0.5rem;
  letter-spacing: -0.01em;
}

.sf-feature-item p {
  font-family: var(--sf-sans);
  font-size: 0.85rem;
  color: var(--sf-mist);
  line-height: 1.5;
}

/* ── Sections ────────────────────────────────────────────────────────────── */
.sf-section {
  padding: 6rem 4rem;
  position: relative;
}

.sf-section-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 4rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--sf-line);
  position: relative;
}

.sf-section-header::before {
  content: "";
  position: absolute;
  left: 0;
  bottom: -1px;
  width: 60px;
  height: 1px;
  background: var(--sf-beacon);
}

.sf-section-title {
  font-family: var(--sf-display);
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-style: normal;
  font-weight: 400;
  color: var(--sf-snow);
  letter-spacing: -0.02em;
  margin-bottom: 0;
  line-height: 1.05;
  position: relative;
}

.sf-section-title::before {
  content: "✦ ";
  display: block;
  font-family: var(--sf-mono);
  font-size: 0.7rem;
  font-style: normal;
  font-weight: 500;
  letter-spacing: 0.3em;
  color: var(--sf-beacon);
  margin-bottom: 1.25rem;
  opacity: 0.7;
}

.sf-section-subtitle {
  font-family: var(--sf-sans);
  font-size: 1rem;
  color: var(--sf-mist);
  margin-bottom: 2rem;
  max-width: 580px;
}

.sf-see-all {
  font-family: var(--sf-mono);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--sf-ice);
  padding-bottom: 0.4rem;
  border-bottom: 1px solid var(--sf-line);
  transition: all 0.25s var(--sf-ease);
}

.sf-see-all:hover {
  color: var(--sf-beacon);
  border-bottom-color: var(--sf-beacon);
  text-decoration: none;
}

/* ── Product Grid (shop landing + home) ──────────────────────────────────── */
.sf-product-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2px;
  background: var(--sf-line);
  border: 1px solid var(--sf-line);
}

/* Larger displays: 4-up but with one row of two products if only 4 items. */
@media (min-width: 1200px) {
  .sf-product-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.sf-product-card {
  position: relative;
  display: block;
  background: var(--sf-glacier);
  overflow: hidden;
  transition: background 0.4s var(--sf-ease), transform 0.5s var(--sf-ease);
  text-decoration: none;
  color: inherit;
  border-radius: 0;
  border: none;
}

.sf-product-card::before {
  content: "";
  position: absolute;
  top: 1.25rem;
  left: 1.25rem;
  right: 1.25rem;
  height: 1px;
  background: linear-gradient(90deg, var(--sf-beacon) 0%, transparent 60%);
  opacity: 0;
  transition: opacity 0.4s var(--sf-ease);
  z-index: 2;
}

.sf-product-card::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 2px;
  background: var(--sf-beacon);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.45s var(--sf-ease-sharp);
}

.sf-product-card:hover {
  background: var(--sf-ridge);
  text-decoration: none;
}

.sf-product-card:hover::before { opacity: 1; }
.sf-product-card:hover::after { transform: scaleX(1); }

.sf-product-card img {
  width: 100%;
  height: 360px;
  object-fit: contain;
  padding: 2rem;
  background:
    radial-gradient(ellipse 60% 50% at 50% 60%, rgba(200,220,239,0.08) 0%, transparent 70%),
    var(--sf-storm-deep);
  transition: transform 0.7s var(--sf-ease-sharp);
}

.sf-product-card:hover img { transform: scale(1.04); }

.sf-product-info {
  padding: 1.75rem 1.75rem 2rem;
  position: relative;
}

/* Tiny SKU marker before product name */
.sf-product-info::before {
  content: "—";
  display: inline-block;
  font-family: var(--sf-mono);
  color: var(--sf-beacon);
  font-size: 0.85rem;
  margin-bottom: 0.6rem;
  letter-spacing: 0.15em;
}

.sf-product-name {
  font-family: var(--sf-display);
  font-size: 1.4rem;
  font-style: normal;
  font-weight: 400;
  color: var(--sf-snow);
  line-height: 1.2;
  margin-bottom: 0.85rem;
  letter-spacing: -0.01em;
}

.sf-product-price {
  font-family: var(--sf-mono);
  font-size: 1.05rem;
  font-weight: 500;
  color: var(--sf-ice);
  letter-spacing: 0.02em;
}

/* Hide redundant "View Product" buttons inside cards on home page — the whole card is the link */
.sf-product-card .sf-btn {
  display: inline-flex;
  margin-top: 1.25rem !important;
  padding: 0.65rem 1.25rem;
  font-size: 0.7rem !important;
  border: 1px solid var(--sf-line-strong);
  background: transparent;
  color: var(--sf-ice);
}

.sf-product-card .sf-btn::before { background: var(--sf-snow); }

.sf-product-card:hover .sf-btn {
  border-color: var(--sf-snow);
}

/* ── Testimonials ────────────────────────────────────────────────────────── */
.sf-testimonials {
  padding: 5rem 4rem;
  text-align: center;
  background: var(--sf-storm);
  border-top: 1px solid var(--sf-line);
  position: relative;
}

.sf-testimonials + .sf-testimonials { border-top: 1px solid var(--sf-line); }

.sf-testimonial {
  max-width: 760px;
  margin: 0 auto;
  padding: 0;
  position: relative;
}

.sf-quote-icon {
  width: 56px;
  height: 56px;
  background: transparent;
  color: var(--sf-beacon);
  border-radius: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--sf-display);
  font-size: 3.5rem;
  font-style: italic;
  margin: 0 auto 1.5rem;
  line-height: 0.4;
  opacity: 0.85;
}

.sf-testimonial h3 {
  font-family: var(--sf-display);
  font-size: 1.05rem;
  font-style: normal;
  font-weight: 400;
  color: var(--sf-mist);
  margin-bottom: 1.75rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
}

.sf-testimonial blockquote {
  font-family: var(--sf-display);
  font-style: italic;
  font-size: clamp(1.25rem, 2.2vw, 1.85rem);
  font-weight: 400;
  color: var(--sf-snow);
  line-height: 1.45;
  border: none;
  padding: 0;
  letter-spacing: -0.005em;
  text-wrap: pretty;
}

/* ── Newsletter ──────────────────────────────────────────────────────────── */
.sf-newsletter {
  padding: 6rem 4rem;
  text-align: center;
  background: var(--sf-storm);
  border-top: 1px solid var(--sf-line);
  position: relative;
}

.sf-newsletter::before {
  content: "✦  ";
  position: absolute;
  top: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  font-family: var(--sf-mono);
  font-size: 0.7rem;
  font-weight: 500;
  color: var(--sf-beacon);
  letter-spacing: 0.4em;
  opacity: 0.7;
}

.sf-newsletter h3 {
  font-family: var(--sf-display);
  font-size: clamp(2rem, 3.5vw, 2.8rem);
  font-style: normal;
  font-weight: 400;
  color: var(--sf-snow);
  background: transparent;
  display: block;
  padding: 0;
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
}

.sf-newsletter p {
  font-family: var(--sf-sans);
  font-size: 0.95rem;
  color: var(--sf-mist);
  max-width: 560px;
  margin: 0 auto 2.5rem;
  line-height: 1.6;
}

.sf-newsletter-form {
  max-width: 480px;
  margin: 0 auto;
  text-align: left;
}

.sf-newsletter-fields {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.sf-newsletter-form .sf-form-group {
  display: block;
  margin-bottom: 0;
}

.sf-newsletter-form .sf-form-group label {
  display: block;
  min-width: 0;
  font-family: var(--sf-mono);
  font-size: 0.7rem;
  font-weight: 500;
  color: var(--sf-slate);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}

.sf-newsletter-form .sf-form-group input {
  width: 100%;
  flex: none;
  padding: 0.85rem 0;
  border: none;
  border-bottom: 1px solid var(--sf-line-strong);
  border-radius: 0;
  font-family: var(--sf-sans);
  font-size: 0.95rem;
  background: transparent;
  color: var(--sf-snow);
  transition: border-color 0.25s var(--sf-ease);
}

.sf-newsletter-form .sf-form-group input::placeholder { color: var(--sf-slate); }

.sf-newsletter-form .sf-form-group input:focus {
  outline: none;
  border-bottom-color: var(--sf-beacon);
  background: transparent;
}

.sf-newsletter-form button {
  display: block;
  margin: 2rem auto 0;
  padding: 0.9rem 3rem;
  background: var(--sf-beacon);
  color: var(--sf-storm);
  border: 1px solid var(--sf-beacon);
  border-radius: 0;
  font-family: var(--sf-sans);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  cursor: pointer;
  transition: all 0.3s var(--sf-ease);
  position: relative;
  overflow: hidden;
}

.sf-newsletter-form button::before {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--sf-beacon-deep);
  transform: translateY(101%);
  transition: transform 0.4s var(--sf-ease-sharp);
  z-index: -1;
}

.sf-newsletter-form button:hover {
  color: var(--sf-snow);
  border-color: var(--sf-beacon-deep);
}

.sf-newsletter-form button:hover::before { transform: translateY(0); }

/* ── Footer ──────────────────────────────────────────────────────────────── */
.sf-footer {
  background: var(--sf-storm-deep);
  color: var(--sf-mist);
  padding: 2.5rem 4rem;
  display: flex;
  justify-content: center;
  gap: 3.5rem;
  font-family: var(--sf-mono);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  border-top: 1px solid var(--sf-line);
  margin-top: auto;
  position: relative;
}

.sf-footer::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 1px;
  background: var(--sf-beacon);
}

.sf-footer a {
  color: var(--sf-mist);
  transition: color 0.25s var(--sf-ease);
  position: relative;
}

.sf-footer a:hover { color: var(--sf-beacon); text-decoration: none; }

/* ── Page Header (non-hero) ──────────────────────────────────────────────── */
.sf-page-header {
  background: var(--sf-storm);
  border-bottom: 1px solid var(--sf-line);
  color: var(--sf-snow);
  padding: 5rem 4rem 4rem;
  position: relative;
}

.sf-page-header::before {
  content: "";
  position: absolute;
  left: 4rem;
  bottom: -1px;
  width: 60px;
  height: 1px;
  background: var(--sf-beacon);
}

.sf-page-header h1 {
  font-family: var(--sf-display);
  font-size: clamp(2.2rem, 4.5vw, 3.6rem);
  font-style: normal;
  font-weight: 400;
  letter-spacing: -0.02em;
  line-height: 1.05;
}

/* ── Contact Page ────────────────────────────────────────────────────────── */
.sf-contact-layout {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 5rem;
  padding: 6rem 4rem;
  max-width: 1280px;
  margin: 0 auto;
}

.sf-form-group { margin-bottom: 1.5rem; }

.sf-form-inline {
  display: flex;
  align-items: flex-start;
  gap: 1.5rem;
}

.sf-form-inline label {
  min-width: 140px;
  padding-top: 0.7rem;
  font-family: var(--sf-mono);
  font-size: 0.7rem;
  font-weight: 500;
  color: var(--sf-slate);
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.sf-form-inline input,
.sf-form-inline textarea { flex: 1; }

.sf-form-group label {
  display: block;
  font-family: var(--sf-mono);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
  color: var(--sf-slate);
}

.sf-form-group input,
.sf-form-group textarea,
.sf-form-group select {
  width: 100%;
  padding: 0.85rem 0;
  border: none;
  border-bottom: 1px solid var(--sf-line-strong);
  border-radius: 0;
  font-family: var(--sf-sans);
  font-size: 0.95rem;
  background: transparent;
  color: var(--sf-snow);
  transition: border-color 0.25s var(--sf-ease);
}

.sf-form-group input::placeholder,
.sf-form-group textarea::placeholder { color: var(--sf-fog); }

.sf-form-group input:focus,
.sf-form-group textarea:focus,
.sf-form-group select:focus {
  outline: none;
  border-bottom-color: var(--sf-beacon);
  background: transparent;
}

.sf-form-group textarea {
  min-height: 140px;
  resize: vertical;
  padding-top: 0.85rem;
}

.sf-contact-info {
  padding: 2rem 0 0;
  border-top: 1px solid var(--sf-line);
  position: relative;
}

.sf-contact-info::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 0;
  width: 40px;
  height: 1px;
  background: var(--sf-beacon);
}

.sf-contact-info h3 {
  font-family: var(--sf-mono);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  margin-bottom: 1.25rem;
  color: var(--sf-beacon);
}

.sf-contact-info p {
  font-family: var(--sf-sans);
  font-size: 0.95rem;
  color: var(--sf-ice);
  margin-bottom: 0.6rem;
  line-height: 1.6;
}

.sf-contact-info p a {
  color: var(--sf-ice);
  border-bottom: 1px solid var(--sf-line-strong);
  transition: all 0.25s var(--sf-ease);
}

.sf-contact-info p a:hover {
  color: var(--sf-beacon);
  border-bottom-color: var(--sf-beacon);
}

.sf-contact-info iframe {
  border: 1px solid var(--sf-line);
  border-radius: 0 !important;
  filter: invert(0.95) hue-rotate(180deg) saturate(0.4) brightness(0.95);
  margin-top: 1.25rem !important;
}

/* ── Blog Posts Grid (listing page) ──────────────────────────────────────── */
.sf-blog-posts-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.sf-blog-post-card {
  position: relative;
  display: flex;
  flex-direction: column;
  background: var(--sf-glacier);
  border: 1px solid var(--sf-line);
  overflow: hidden;
  transition: all 0.4s var(--sf-ease);
  color: var(--sf-ice);
  text-decoration: none;
}

.sf-blog-post-card::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 2px;
  background: var(--sf-beacon);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.45s var(--sf-ease-sharp);
}

.sf-blog-post-card:hover {
  background: var(--sf-ridge);
  border-color: var(--sf-line-strong);
  text-decoration: none;
  color: var(--sf-ice);
  transform: translateY(-2px);
}

.sf-blog-post-card:hover::after { transform: scaleX(1); }

.sf-blog-post-card img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  filter: brightness(0.85) saturate(0.9);
  transition: filter 0.4s var(--sf-ease), transform 0.7s var(--sf-ease);
}

.sf-blog-post-card:hover img {
  filter: brightness(1) saturate(1);
  transform: scale(1.04);
}

.sf-blog-post-content {
  padding: 1.5rem 1.5rem 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.sf-blog-post-content h4 {
  font-family: var(--sf-display);
  font-size: 1.25rem;
  font-style: normal;
  font-weight: 400;
  color: var(--sf-snow);
  line-height: 1.25;
  letter-spacing: -0.01em;
}

.sf-blog-subtitle {
  font-family: var(--sf-sans);
  font-size: 0.85rem;
  color: var(--sf-mist);
  line-height: 1.55;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.sf-blog-date {
  font-family: var(--sf-mono);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--sf-slate);
  margin-top: 0.4rem;
  padding-top: 0.85rem;
  border-top: 1px solid var(--sf-line);
}

/* ── Blog Carousel + Grid (home) ─────────────────────────────────────────── */
.sf-blog-carousel { position: relative; overflow: hidden; }

.sf-blog-carousel-track {
  display: flex;
  gap: 2rem;
  transition: transform 0.6s var(--sf-ease);
}

.sf-blog-carousel-track .sf-blog-card {
  flex: 0 0 calc((100% - 4rem) / 3);
}

.sf-carousel-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: var(--sf-storm);
  border: 1px solid var(--sf-line-strong);
  border-radius: 0;
  width: 44px;
  height: 44px;
  font-size: 1rem;
  cursor: pointer;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--sf-ice);
  transition: all 0.25s var(--sf-ease);
}

.sf-carousel-btn:hover {
  background: var(--sf-beacon);
  color: var(--sf-storm);
  border-color: var(--sf-beacon);
}

.sf-carousel-prev { left: 1rem; }
.sf-carousel-next { right: 1rem; }

.sf-blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.sf-blog-card {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16/10;
  background: var(--sf-glacier);
  border: 1px solid var(--sf-line);
  transition: border-color 0.3s var(--sf-ease);
}

.sf-blog-card:hover { border-color: var(--sf-beacon); }

.sf-blog-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.55;
  transition: opacity 0.4s var(--sf-ease), transform 0.6s var(--sf-ease);
}

.sf-blog-card:hover img { opacity: 0.85; transform: scale(1.05); }

.sf-blog-card-content {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 1.5rem;
  color: var(--sf-snow);
  background: linear-gradient(transparent, rgba(10,16,20,0.92));
}

.sf-blog-card-content h4 {
  font-family: var(--sf-display);
  font-style: normal;
  font-size: 1.15rem;
  font-weight: 400;
  margin-bottom: 0.3rem;
  letter-spacing: -0.01em;
}

.sf-blog-card-content p {
  font-family: var(--sf-mono);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--sf-mist);
}

/* ── Blog list header + categories ──────────────────────────────────────── */
.sf-blog-list-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 3rem;
  flex-wrap: wrap;
  gap: 1.5rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--sf-line);
}

.sf-blog-categories {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.sf-blog-categories a {
  padding: 0.45rem 1.1rem;
  border-radius: 0;
  font-family: var(--sf-mono);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  border: 1px solid var(--sf-line-strong);
  color: var(--sf-mist);
  transition: all 0.25s var(--sf-ease);
}

.sf-blog-categories a.active,
.sf-blog-categories a:hover {
  background: var(--sf-beacon);
  color: var(--sf-storm);
  border-color: var(--sf-beacon);
  text-decoration: none;
}

/* ── Product Detail Page ─────────────────────────────────────────────────── */
.sf-product-detail {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 5rem;
  padding: 5rem 4rem;
  max-width: 1320px;
  margin: 0 auto;
}

.sf-product-detail-images {
  position: relative;
}

.sf-product-detail-images img#main-img,
.sf-product-detail-images img:first-child {
  width: 100%;
  border-radius: 0;
  border: 1px solid var(--sf-line);
  background:
    radial-gradient(ellipse 70% 60% at 50% 50%, rgba(200,220,239,0.08) 0%, transparent 70%),
    var(--sf-storm-deep);
  padding: 3rem;
  aspect-ratio: 1;
  object-fit: contain;
}

.sf-product-thumbs {
  display: flex;
  gap: 0.6rem;
  margin-top: 1rem;
  flex-wrap: wrap;
}

.sf-product-thumbs img {
  width: 76px;
  height: 76px;
  object-fit: contain;
  border: 1px solid var(--sf-line);
  border-radius: 0;
  cursor: pointer;
  padding: 8px;
  background: var(--sf-glacier);
  transition: all 0.25s var(--sf-ease);
}

.sf-product-thumbs img:hover {
  border-color: var(--sf-beacon);
  background: var(--sf-ridge);
  transform: translateY(-2px);
}

.sf-product-detail-info {
  position: relative;
  padding-top: 1rem;
}

.sf-product-detail-info::before {
  content: "✦ ";
  display: block;
  font-family: var(--sf-mono);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.3em;
  color: var(--sf-beacon);
  margin-bottom: 1.5rem;
  opacity: 0.85;
}

.sf-product-detail-info h1 {
  font-family: var(--sf-display);
  font-size: clamp(2rem, 3.5vw, 3rem);
  font-style: normal;
  font-weight: 400;
  color: var(--sf-snow);
  letter-spacing: -0.02em;
  line-height: 1.05;
  margin-bottom: 1.5rem;
}

.sf-product-detail-info .sf-product-price {
  font-family: var(--sf-mono);
  font-size: 1.6rem;
  font-weight: 500;
  color: var(--sf-snow);
  margin-bottom: 1.5rem;
  letter-spacing: 0.02em;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--sf-line);
  position: relative;
}

.sf-product-detail-info .sf-product-price::after {
  content: " USD";
  font-size: 0.75rem;
  color: var(--sf-slate);
  letter-spacing: 0.2em;
  margin-left: 0.3rem;
}

.sf-product-detail-info > p {
  font-family: var(--sf-sans);
  font-size: 1rem !important;
  color: var(--sf-mist) !important;
  line-height: 1.7;
  margin-bottom: 2rem !important;
}

.sf-product-actions {
  display: flex;
  gap: 1rem;
  align-items: center;
  margin-bottom: 2rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--sf-line);
}

.sf-product-actions .sf-btn-primary {
  padding: 1.1rem 2.5rem;
  font-size: 0.8rem;
  letter-spacing: 0.2em;
  flex: 1;
  max-width: 320px;
}

.sf-qty-input {
  width: 70px;
  padding: 0.85rem 0;
  border: none;
  border-bottom: 1px solid var(--sf-line-strong);
  border-radius: 0;
  background: transparent;
  color: var(--sf-snow);
  font-family: var(--sf-mono);
  text-align: center;
  font-size: 1rem;
}

/* Product features section — spec sheet feel */
.sf-product-features {
  padding: 5rem 4rem;
  max-width: 1320px;
  margin: 0 auto;
  border-top: 1px solid var(--sf-line);
  position: relative;
}

.sf-product-features h2 {
  font-family: var(--sf-display);
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  font-style: normal;
  font-weight: 400;
  color: var(--sf-snow);
  margin-bottom: 2rem;
  letter-spacing: -0.02em;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--sf-line);
  position: relative;
}

.sf-product-features h2:not(:first-child) { margin-top: 4rem; }

.sf-product-features h2::before {
  content: "✦  ";
  display: inline-block;
  font-family: var(--sf-mono);
  font-style: normal;
  font-size: 0.7rem;
  font-weight: 500;
  color: var(--sf-beacon);
  letter-spacing: 0.3em;
  vertical-align: middle;
  margin-right: 0.4rem;
  opacity: 0.8;
  transform: translateY(-2px);
}

.sf-product-features h3 {
  font-family: var(--sf-display);
  font-size: 1.35rem;
  font-style: normal;
  font-weight: 400;
  color: var(--sf-crystal);
  margin: 2.5rem 0 0.75rem;
  letter-spacing: -0.01em;
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
}

.sf-product-features p {
  font-family: var(--sf-sans);
  font-size: 0.95rem;
  color: var(--sf-ice);
  margin-bottom: 1rem;
  line-height: 1.7;
  max-width: 740px;
}

.sf-product-features p strong {
  color: var(--sf-snow);
  font-family: var(--sf-mono);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

/* ── Legal & Long-form pages ─────────────────────────────────────────────── */
.sf-legal-content {
  max-width: 760px;
  margin: 0 auto;
  padding: 5rem 2rem 6rem;
}

.sf-legal-content h2 {
  font-family: var(--sf-display);
  font-size: clamp(1.6rem, 2.6vw, 2.2rem);
  font-style: normal;
  font-weight: 400;
  margin: 3rem 0 1.25rem;
  color: var(--sf-snow);
  letter-spacing: -0.01em;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--sf-line);
}

.sf-legal-content h2:first-child {
  margin-top: 0;
  font-size: clamp(2.2rem, 4vw, 3.2rem);
  border-bottom: none;
  padding-bottom: 0;
  position: relative;
}

.sf-legal-content h2:first-child::before {
  content: "✦  ";
  display: block;
  font-family: var(--sf-mono);
  font-size: 0.7rem;
  font-style: normal;
  letter-spacing: 0.3em;
  color: var(--sf-beacon);
  margin-bottom: 1.25rem;
  opacity: 0.8;
}

.sf-legal-content h3 {
  font-family: var(--sf-display);
  font-style: normal;
  font-size: 1.25rem;
  font-weight: 400;
  margin: 2rem 0 0.75rem;
  color: var(--sf-crystal);
}

.sf-legal-content p {
  margin-bottom: 1.25rem;
  font-family: var(--sf-sans);
  font-size: 1rem;
  color: var(--sf-ice);
  line-height: 1.75;
}

.sf-legal-content p strong {
  color: var(--sf-snow);
  font-weight: 600;
}

.sf-legal-content ul {
  margin: 0.75rem 0 1.5rem 1.5rem;
  font-family: var(--sf-sans);
  font-size: 1rem;
  color: var(--sf-ice);
  line-height: 1.75;
}

.sf-legal-content li {
  margin-bottom: 0.5rem;
  padding-left: 0.5rem;
}

.sf-legal-content li::marker { color: var(--sf-beacon); }

.sf-legal-content a {
  color: var(--sf-beacon);
  border-bottom: 1px solid transparent;
  transition: border-color 0.25s var(--sf-ease);
}

.sf-legal-content a:hover { border-bottom-color: var(--sf-beacon); }

/* ── Blog Post (single article) ──────────────────────────────────────────── */
.sf-blog-detail {
  max-width: 740px;
  margin: 0 auto;
  padding: 5rem 2rem 6rem;
}

.sf-blog-detail h1 {
  font-family: var(--sf-display);
  font-size: clamp(2.2rem, 4.5vw, 3.4rem);
  font-style: normal;
  font-weight: 400;
  letter-spacing: -0.02em;
  line-height: 1.05;
  margin-bottom: 1rem;
  color: var(--sf-snow);
  text-wrap: balance;
}

.sf-blog-detail h1::before {
  content: "✦  ";
  display: block;
  font-family: var(--sf-mono);
  font-style: normal;
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.3em;
  color: var(--sf-beacon);
  margin-bottom: 1.25rem;
  opacity: 0.85;
}

.sf-blog-detail h3 {
  font-family: var(--sf-display);
  font-style: normal;
  font-size: 1.5rem;
  font-weight: 400;
  margin: 2.75rem 0 1rem;
  color: var(--sf-crystal);
  letter-spacing: -0.01em;
}

.sf-blog-detail .sf-meta {
  font-family: var(--sf-mono);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--sf-slate);
  margin-bottom: 3rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--sf-line);
  position: relative;
}

.sf-blog-detail .sf-meta::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -1px;
  width: 40px;
  height: 1px;
  background: var(--sf-beacon);
}

.sf-blog-detail p {
  margin-bottom: 1.5rem;
  font-family: var(--sf-sans);
  font-size: 1.05rem;
  line-height: 1.8;
  color: var(--sf-ice);
}

/* First paragraph drop cap */
.sf-blog-detail > p:first-of-type::first-letter {
  font-family: var(--sf-display);
  font-style: italic;
  font-size: 4.5rem;
  font-weight: 400;
  float: left;
  line-height: 0.85;
  margin: 0.35rem 0.6rem 0 -0.1rem;
  color: var(--sf-beacon);
}

.sf-blog-detail img {
  border-radius: 0;
  border: 1px solid var(--sf-line);
  margin: 2rem 0;
  width: 100%;
}

.sf-blog-detail a {
  color: var(--sf-beacon);
  border-bottom: 1px solid transparent;
  transition: border-color 0.25s var(--sf-ease);
}

.sf-blog-detail a:hover { border-bottom-color: var(--sf-beacon); }

/* ── Cart ────────────────────────────────────────────────────────────────── */
.sf-cart-wrapper { position: relative; }

#cart-toggle { cursor: pointer; }

.sf-cart-count { font-size: inherit; }

#cart-dropdown {
  display: none;
  position: absolute;
  top: calc(100% + 0.75rem);
  right: 0;
  width: 360px;
  background: var(--sf-glacier);
  border: 1px solid var(--sf-line-strong);
  border-radius: 0;
  box-shadow: 0 24px 60px rgba(0,0,0,0.6), 0 0 0 1px rgba(232,168,71,0.05);
  padding: 1.5rem;
  z-index: 200;
}

#cart-dropdown.open { display: block; }

#cart-dropdown::before {
  content: "";
  position: absolute;
  top: -1px;
  right: 2rem;
  width: 40px;
  height: 1px;
  background: var(--sf-beacon);
}

.cart-empty {
  text-align: center;
  padding: 2rem 1rem;
  color: var(--sf-mist);
  font-family: var(--sf-sans);
  font-size: 0.9rem;
}

.cart-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.85rem 0;
  border-bottom: 1px solid var(--sf-line);
}

.cart-item:last-child { border-bottom: none; }

.cart-item-name {
  font-family: var(--sf-sans);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--sf-snow);
}

.cart-item-price {
  font-family: var(--sf-mono);
  font-size: 0.8rem;
  color: var(--sf-mist);
}

.cart-item-actions {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.cart-item-actions button {
  color: var(--sf-ice);
  width: 28px;
  height: 28px;
  border: 1px solid var(--sf-line-strong);
  border-radius: 0;
  background: var(--sf-ridge);
  cursor: pointer;
  font-size: 0.85rem;
  font-family: var(--sf-mono);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s var(--sf-ease);
}

.cart-item-actions button:hover {
  background: var(--sf-beacon);
  color: var(--sf-storm);
  border-color: var(--sf-beacon);
}

.cart-remove { color: var(--sf-alpenglow) !important; background: transparent !important; }

.cart-total {
  text-align: right;
  font-family: var(--sf-mono);
  font-weight: 600;
  padding: 1rem 0;
  font-size: 1rem;
  color: var(--sf-snow);
  border-top: 1px solid var(--sf-line-strong);
  margin-top: 0.5rem;
}

.cart-checkout-btn {
  width: 100%;
  text-align: center;
  padding: 0.95rem;
  font-size: 0.78rem;
  letter-spacing: 0.2em;
}

.cart-notification {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  background: var(--sf-glacier);
  border: 1px solid var(--sf-beacon);
  color: var(--sf-snow);
  padding: 1rem 1.75rem;
  border-radius: 0;
  font-family: var(--sf-sans);
  font-size: 0.85rem;
  font-weight: 500;
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.4s var(--sf-ease);
  z-index: 300;
  box-shadow: 0 12px 40px rgba(0,0,0,0.5);
  letter-spacing: 0.02em;
}

.cart-notification::before {
  content: "✓";
  display: inline-block;
  color: var(--sf-beacon);
  font-weight: 700;
  margin-right: 0.6rem;
  font-family: var(--sf-mono);
}

.cart-notification.show {
  opacity: 1;
  transform: translateY(0);
}

/* Full cart page ad-hoc table */
.cart-page { padding: 5rem 4rem; max-width: 1080px; margin: 0 auto; }

.cart-page h1 {
  font-family: var(--sf-display);
  font-style: normal;
  font-size: clamp(2.2rem, 4vw, 3.2rem);
  font-weight: 400;
  letter-spacing: -0.02em;
  margin-bottom: 3rem;
  color: var(--sf-snow);
  position: relative;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--sf-line);
}

.cart-page h1::before {
  content: "✦  ";
  display: block;
  font-family: var(--sf-mono);
  font-style: normal;
  font-size: 0.7rem;
  letter-spacing: 0.3em;
  color: var(--sf-beacon);
  margin-bottom: 1.25rem;
}

.cart-page h1::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -1px;
  width: 60px;
  height: 1px;
  background: var(--sf-beacon);
}

.cart-table { width: 100%; border-collapse: collapse; margin-bottom: 2.5rem; }

.cart-table th {
  text-align: left;
  padding: 1rem;
  border-bottom: 1px solid var(--sf-line-strong);
  color: var(--sf-slate);
  font-family: var(--sf-mono);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.cart-table td {
  padding: 1.25rem 1rem;
  border-bottom: 1px solid var(--sf-line);
  color: var(--sf-ice);
  font-family: var(--sf-sans);
  font-size: 0.95rem;
}

.cart-table td:nth-child(2),
.cart-table td:nth-child(4) {
  font-family: var(--sf-mono);
}

.cart-table .qty-controls {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
}

.cart-table .qty-controls button {
  width: 32px;
  height: 32px;
  border: 1px solid var(--sf-line-strong);
  border-radius: 0;
  background: var(--sf-glacier);
  color: var(--sf-snow);
  cursor: pointer;
  font-family: var(--sf-mono);
  font-size: 1rem;
  transition: all 0.2s var(--sf-ease);
}

.cart-table .qty-controls button:hover {
  background: var(--sf-beacon);
  color: var(--sf-storm);
  border-color: var(--sf-beacon);
}

.cart-table .qty-controls span {
  min-width: 28px;
  text-align: center;
  font-family: var(--sf-mono);
  color: var(--sf-snow);
}

.cart-table .remove-btn {
  color: var(--sf-slate);
  cursor: pointer;
  background: none;
  border: none;
  font-family: var(--sf-mono);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  padding: 0.3rem 0.6rem;
  transition: color 0.2s var(--sf-ease);
}

.cart-table .remove-btn:hover { color: var(--sf-alpenglow); }

.cart-summary {
  text-align: right;
  margin-bottom: 2.5rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--sf-line-strong);
}

.cart-summary .subtotal {
  font-family: var(--sf-mono);
  font-size: 1.5rem;
  color: var(--sf-snow);
  font-weight: 600;
  letter-spacing: 0.02em;
}

.cart-summary .shipping-note {
  font-family: var(--sf-mono);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--sf-slate);
  margin-top: 0.6rem;
}

.cart-empty-msg {
  text-align: center;
  padding: 4rem 1rem;
  color: var(--sf-mist);
  font-family: var(--sf-sans);
}

.cart-empty-msg a {
  color: var(--sf-beacon);
  border-bottom: 1px solid var(--sf-beacon);
}

.cart-actions {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2.5rem;
  flex-wrap: wrap;
  gap: 1rem;
}

.cart-actions > a:not(.sf-btn) {
  font-family: var(--sf-mono);
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--sf-ice);
  border-bottom: 1px solid var(--sf-line-strong);
  padding-bottom: 0.25rem;
  transition: all 0.25s var(--sf-ease);
}

.cart-actions > a:not(.sf-btn):hover {
  color: var(--sf-beacon);
  border-bottom-color: var(--sf-beacon);
}

#checkout-btn {
  padding: 1rem 2.5rem;
  font-size: 0.8rem;
  letter-spacing: 0.2em;
}

#checkout-btn:disabled { opacity: 0.5; cursor: not-allowed; }

#checkout-form { min-height: 400px; margin-top: 2.5rem; }

.checkout-loading {
  text-align: center;
  padding: 3rem;
  color: var(--sf-mist);
  font-family: var(--sf-mono);
  font-size: 0.8rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

/* ── Checkout (custom page) ──────────────────────────────────────────────── */
.checkout-wrap {
  max-width: 640px;
  margin: 4rem auto;
  padding: 0 2rem;
}

.checkout-wrap h1 {
  font-family: var(--sf-display);
  font-style: normal;
  font-size: clamp(2rem, 3.5vw, 2.8rem);
  font-weight: 400;
  letter-spacing: -0.02em;
  margin-bottom: 2.5rem;
  color: var(--sf-snow);
  position: relative;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--sf-line);
}

.checkout-wrap h1::before {
  content: "✦  ";
  display: block;
  font-family: var(--sf-mono);
  font-style: normal;
  font-size: 0.7rem;
  letter-spacing: 0.3em;
  color: var(--sf-beacon);
  margin-bottom: 1.25rem;
}

.checkout-wrap h1::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -1px;
  width: 60px;
  height: 1px;
  background: var(--sf-beacon);
}

.checkout-wrap .fg { margin-bottom: 1.5rem; }

.checkout-wrap .fg label {
  display: block;
  font-family: var(--sf-mono);
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--sf-slate);
  margin-bottom: 0.5rem;
}

.checkout-wrap .fg input,
.checkout-wrap .fg select {
  width: 100%;
  padding: 0.85rem 0;
  border: none;
  border-bottom: 1px solid var(--sf-line-strong);
  border-radius: 0;
  background: transparent;
  color: var(--sf-snow);
  font-family: var(--sf-sans);
  font-size: 0.95rem;
  outline: none;
  transition: border-color 0.25s var(--sf-ease);
}

.checkout-wrap .fg input:focus,
.checkout-wrap .fg select:focus { border-bottom-color: var(--sf-beacon); }

.checkout-wrap .fg select option { background: var(--sf-glacier); color: var(--sf-snow); }

.checkout-wrap .fr {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0 2rem;
}

.checkout-wrap .ship-sec { margin: 2rem 0; }

.checkout-wrap .ship-sec h3 {
  font-family: var(--sf-mono);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--sf-beacon);
  margin-bottom: 1rem;
}

.checkout-wrap .so {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem;
  border: 1px solid var(--sf-line);
  border-radius: 0;
  margin-bottom: 0.5rem;
  cursor: pointer;
  background: var(--sf-glacier);
  transition: all 0.25s var(--sf-ease);
}

.checkout-wrap .so:hover,
.checkout-wrap .so.sel {
  border-color: var(--sf-beacon);
  background: var(--sf-ridge);
}

.checkout-wrap .so input[type=radio] {
  accent-color: var(--sf-beacon);
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

.checkout-wrap .so .sn {
  color: var(--sf-snow);
  font-family: var(--sf-sans);
  font-size: 0.9rem;
  flex: 1;
}

.checkout-wrap .so .sp {
  color: var(--sf-beacon);
  font-family: var(--sf-mono);
  font-weight: 600;
  font-size: 0.95rem;
  white-space: nowrap;
}

.checkout-wrap .so .st {
  color: var(--sf-slate);
  font-family: var(--sf-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
}

.checkout-wrap #card-element {
  padding: 1rem;
  border-radius: 0;
  border: 1px solid var(--sf-line-strong);
  background: var(--sf-glacier);
}

.checkout-wrap #pay-btn {
  width: 100%;
  padding: 1.1rem;
  margin-top: 2rem;
  font-family: var(--sf-sans);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  border: 1px solid var(--sf-beacon);
  border-radius: 0;
  background: var(--sf-beacon);
  color: var(--sf-storm);
  cursor: pointer;
  transition: all 0.25s var(--sf-ease);
}

.checkout-wrap #pay-btn:hover {
  background: var(--sf-beacon-deep);
  border-color: var(--sf-beacon-deep);
  color: var(--sf-snow);
}

.checkout-wrap #pay-btn:disabled { opacity: 0.5; cursor: not-allowed; }

.checkout-wrap .osum {
  background: var(--sf-glacier);
  border: 1px solid var(--sf-line);
  border-radius: 0;
  padding: 1.5rem;
  margin-bottom: 2rem;
  position: relative;
}

.checkout-wrap .osum::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 1rem;
  width: 32px;
  height: 1px;
  background: var(--sf-beacon);
}

.checkout-wrap .osum h3 {
  font-family: var(--sf-mono);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--sf-beacon);
  margin-bottom: 1rem;
}

.checkout-wrap .ol {
  display: flex;
  justify-content: space-between;
  font-family: var(--sf-sans);
  color: var(--sf-ice);
  font-size: 0.9rem;
  padding: 0.4rem 0;
}

.checkout-wrap .ol span:last-child { font-family: var(--sf-mono); }

.checkout-wrap .ot {
  border-top: 1px solid var(--sf-line-strong);
  margin-top: 0.6rem;
  padding-top: 0.85rem;
  font-weight: 600;
  color: var(--sf-snow);
  font-family: var(--sf-mono);
}

.checkout-wrap #err {
  color: var(--sf-alpenglow);
  font-family: var(--sf-mono);
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  margin-top: 1rem;
  text-align: center;
}

.checkout-wrap .hid { display: none; }

/* ── Hamburger ───────────────────────────────────────────────────────────── */
.sf-hamburger {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 10px;
  z-index: 110;
  flex-direction: column;
  gap: 5px;
  -webkit-tap-highlight-color: transparent;
}

.sf-hamburger span {
  display: block;
  width: 24px;
  height: 1px;
  background: var(--sf-snow);
  border-radius: 0;
  transition: transform 0.3s var(--sf-ease), opacity 0.3s var(--sf-ease), background 0.3s var(--sf-ease);
}

.sf-hamburger:hover span { background: var(--sf-beacon); }

.sf-hamburger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); background: var(--sf-beacon); }
.sf-hamburger.active span:nth-child(2) { opacity: 0; }
.sf-hamburger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); background: var(--sf-beacon); }

/* ── Page Reveal Animation ───────────────────────────────────────────────── */
@keyframes sfReveal {
  0% { opacity: 0; transform: translateY(12px); }
  100% { opacity: 1; transform: translateY(0); }
}

main, .sf-section, .sf-features-strip, .sf-testimonials, .sf-newsletter,
.sf-product-detail, .sf-product-features, .sf-contact-layout,
.sf-legal-content, .sf-blog-detail, .cart-page, .checkout-wrap {
  animation: sfReveal 0.9s var(--sf-ease) both;
}

/* Stagger sections on home */
body > section:nth-of-type(2) { animation-delay: 0.1s; }
body > section:nth-of-type(3) { animation-delay: 0.18s; }
body > section:nth-of-type(4) { animation-delay: 0.24s; }
body > section:nth-of-type(5) { animation-delay: 0.3s; }
body > section:nth-of-type(6) { animation-delay: 0.36s; }
body > section:nth-of-type(7) { animation-delay: 0.42s; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* High-contrast / forced-colors mode (Windows + browsers) */
@media (forced-colors: active) {
  .sf-btn,
  .sf-btn-primary,
  .sf-btn-outline,
  .sf-product-card,
  .sf-blog-post-card,
  .sf-feature-item,
  .checkout-wrap .so,
  #cart-dropdown {
    border: 1px solid CanvasText !important;
  }
  .sf-btn-primary { forced-color-adjust: none; }
}

/* Print stylesheet */
@media print {
  body {
    background: white !important;
    color: black !important;
    font-size: 11pt;
  }
  body::before, body::after { display: none; }
  .sf-header, .sf-footer, .sf-hero-indicators,
  .sf-hamburger, .sf-cart-wrapper, .sf-newsletter,
  .sf-carousel-btn, #cart-dropdown, .cart-notification { display: none !important; }
  .sf-hero { height: auto; min-height: 0; color: black; }
  .sf-hero-overlay, .sf-hero::before, .sf-hero::after { display: none; }
  .sf-hero-content { color: black; padding: 1rem 0; }
  h1, h2, h3, h4, p, blockquote {
    color: black !important;
    page-break-after: avoid;
  }
  p, blockquote { orphans: 3; widows: 3; }
  a {
    color: black !important;
    text-decoration: underline;
  }
  a[href]::after {
    content: " (" attr(href) ")";
    font-size: 9pt;
    color: #555;
  }
  img { max-width: 100% !important; page-break-inside: avoid; }
}

/* ── Responsive ──────────────────────────────────────────────────────────── */
@media (max-width: 1100px) {
  .sf-features-strip { grid-template-columns: repeat(2, 1fr); }
  .sf-feature-item:nth-child(2n) { border-right: none; }
  .sf-feature-item { border-bottom: 1px solid var(--sf-line); }
  .sf-feature-item:nth-last-child(-n+2) { border-bottom: none; }

  .sf-product-detail { gap: 3rem; padding: 4rem 2.5rem; }
  .sf-product-features { padding: 4rem 2.5rem; }
  .sf-contact-layout { gap: 3rem; padding: 4rem 2.5rem; }

  .sf-section { padding: 4.5rem 2.5rem; }
  .sf-features-strip { padding: 4rem 2.5rem; }
  .sf-testimonials, .sf-newsletter { padding: 4.5rem 2.5rem; }
  .sf-footer { padding: 2.5rem 2.5rem; }
  .sf-page-header { padding: 4rem 2.5rem 3rem; }
  .sf-blog-posts-grid { gap: 1.5rem; grid-template-columns: repeat(2, 1fr); }
  .sf-blog-grid { grid-template-columns: repeat(2, 1fr); }

  .sf-hero-content { padding: 0 2.5rem; margin-left: 1rem; }
  .sf-hero-indicators { left: 3.5rem; bottom: 2.5rem; }
}

@media (max-width: 768px) {
  /* Header */
  .sf-hamburger { display: flex; order: -1; }

  .sf-header {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    padding: 0.85rem 1.1rem;
    gap: 0;
  }

  .sf-header--home {
    background: rgba(10, 16, 20, 0.85);
    position: absolute;
  }

  .sf-header::after { display: none; }

  .sf-logo {
    flex: 1 1 0;
    justify-content: center;
    min-width: 0;
    order: 0;
  }

  .sf-logo img { height: 22px; }

  .sf-header-icons {
    flex: 0 0 auto;
    order: 1;
  }

  .sf-header-icons a {
    padding: 0.35rem 0.7rem;
    font-size: 0.7rem;
  }

  .sf-nav {
    display: none;
    flex-direction: column;
    width: 100%;
    order: 10;
    padding: 1.25rem 0 0.5rem;
    gap: 0;
    border-top: 1px solid var(--sf-line);
    margin-top: 0.75rem;
  }

  .sf-nav.open { display: flex; }

  .sf-nav a {
    display: block;
    padding: 0.95rem 0.5rem;
    font-size: 0.78rem;
    border-bottom: 1px solid var(--sf-line);
  }

  .sf-nav a::after { display: none; }
  .sf-nav a:last-child { border-bottom: none; }

  /* Hero */
  .sf-hero {
    height: auto;
    min-height: 70vh;
    background-size: cover;
    background-position: center;
    padding-top: 60px;
  }

  .sf-hero::before { inset: 1rem; }
  .sf-hero::after {
    background-position:
      1rem 1rem,
      1rem 1rem,
      calc(100% - 1rem) calc(100% - 1rem),
      calc(100% - 1rem) calc(100% - 1rem);
  }

  .sf-hero-content { padding: 3rem 1.5rem 5rem; margin-left: 0; max-width: 100%; }
  .sf-hero h1 { font-size: clamp(2rem, 7vw, 2.8rem); }
  .sf-hero p { font-size: 0.95rem; }
  .sf-hero-indicators { bottom: 1.5rem; left: 1.5rem; }
  .sf-hero-dot { width: 20px; }
  .sf-hero-dot.active { width: 34px; }

  /* Features */
  .sf-features-strip {
    grid-template-columns: 1fr 1fr;
    padding: 2.5rem 1.25rem;
    gap: 0;
  }
  .sf-feature-item {
    padding: 1.25rem 1rem;
    border-right: 1px solid var(--sf-line);
    border-bottom: 1px solid var(--sf-line);
  }
  .sf-feature-item:nth-child(2n) { border-right: none; }
  .sf-feature-item:nth-last-child(-n+2) { border-bottom: none; }
  .sf-feature-item::before { font-size: 0.65rem; margin-bottom: 0.85rem; }
  .sf-feature-icon { font-size: 1.3rem; margin-bottom: 0.6rem; }
  .sf-feature-item h4 { font-size: 1.05rem; }
  .sf-feature-item p { font-size: 0.78rem; }

  /* Sections */
  .sf-section { padding: 3.5rem 1.25rem; }
  .sf-section-header { flex-direction: column; align-items: flex-start; gap: 0.75rem; margin-bottom: 2.5rem; }
  .sf-section-title { font-size: clamp(1.6rem, 6vw, 2.2rem); }
  .sf-page-header { padding: 2.5rem 1.25rem 2rem; }

  /* Product Grid */
  .sf-product-grid {
    grid-template-columns: 1fr !important;
    gap: 1px;
  }

  .sf-product-card {
    display: flex;
    flex-direction: row;
    align-items: stretch;
  }

  .sf-product-card img {
    width: 140px;
    height: 140px;
    max-height: none;
    padding: 0.9rem;
    flex-shrink: 0;
    border-radius: 0;
    background:
      radial-gradient(ellipse 70% 60% at 50% 50%, rgba(200,220,239,0.08) 0%, transparent 70%),
      var(--sf-storm-deep);
    border-right: 1px solid var(--sf-line);
  }

  .sf-product-info {
    padding: 1rem 1.1rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
    min-width: 0;
    flex: 1;
  }

  .sf-product-info::before { font-size: 0.7rem; margin-bottom: 0.35rem; }
  .sf-product-name { font-size: 1.05rem; margin-bottom: 0.4rem; }
  .sf-product-price { font-size: 0.9rem; }
  .sf-product-card .sf-btn { margin-top: 0.75rem !important; padding: 0.55rem 1rem; font-size: 0.65rem !important; }

  /* Product Detail */
  .sf-product-detail {
    grid-template-columns: 1fr;
    padding: 2.5rem 1.25rem;
    gap: 2rem;
  }
  .sf-product-detail-info h1 { font-size: clamp(1.6rem, 6vw, 2.2rem); }
  .sf-product-detail-info .sf-product-price { font-size: 1.35rem; }
  .sf-product-features { padding: 3rem 1.25rem; }
  .sf-product-features h2 { font-size: 1.45rem; }
  .sf-product-features h3 { font-size: 1.15rem; margin-top: 1.75rem; }
  .sf-product-thumbs img { width: 60px; height: 60px; }

  /* Blog */
  .sf-blog-grid, .sf-blog-posts-grid { grid-template-columns: 1fr; }
  .sf-blog-carousel-track .sf-blog-card { flex: 0 0 100%; }
  .sf-blog-post-card { flex-direction: row; }
  .sf-blog-post-card img { width: 130px; height: auto; min-height: 130px; flex-shrink: 0; }
  .sf-blog-post-content { padding: 1rem; gap: 0.4rem; }
  .sf-blog-post-content h4 { font-size: 1rem; }
  .sf-blog-subtitle { font-size: 0.78rem; -webkit-line-clamp: 2; }
  .sf-blog-date { font-size: 0.62rem; padding-top: 0.5rem; }

  /* Testimonials */
  .sf-testimonials { padding: 3rem 1.25rem; }
  .sf-testimonial { padding: 0; max-width: 100%; }
  .sf-testimonial blockquote { font-size: 1.05rem; line-height: 1.55; }
  .sf-quote-icon { width: 40px; height: 40px; font-size: 2.5rem; }
  .sf-testimonial h3 { font-size: 0.85rem; margin-bottom: 1.25rem; }

  /* Contact */
  .sf-contact-layout {
    grid-template-columns: 1fr;
    padding: 2.5rem 1.25rem;
    gap: 2.5rem;
  }
  .sf-form-inline { flex-direction: column; gap: 0.4rem; }
  .sf-form-inline label { min-width: unset; padding-top: 0; }

  /* Newsletter */
  .sf-newsletter { padding: 3rem 1.25rem; }
  .sf-newsletter::before { top: 1.5rem; }
  .sf-newsletter h3 { font-size: clamp(1.6rem, 6vw, 2rem); margin-top: 1.5rem; }
  .sf-newsletter p { font-size: 0.88rem; margin-bottom: 1.75rem; }
  .sf-newsletter-fields { grid-template-columns: 1fr; gap: 0.85rem; }

  /* Footer */
  .sf-footer {
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    padding: 2rem 1.25rem;
    text-align: center;
    font-size: 0.68rem;
  }

  /* Cart */
  #cart-dropdown {
    position: fixed;
    top: auto;
    bottom: 0;
    left: 0;
    right: 0;
    width: 100%;
    border-radius: 0;
    max-height: 70vh;
    overflow-y: auto;
  }

  .cart-notification { bottom: 1rem; right: 1rem; left: 1rem; text-align: center; }

  /* Cart page */
  .cart-page { padding: 2.5rem 1.25rem; }
  .cart-page h1 { font-size: clamp(1.8rem, 6vw, 2.2rem); margin-bottom: 2rem; }

  /* Stack cart items as cards */
  .cart-table, .cart-table thead, .cart-table tbody, .cart-table tr,
  .cart-table th, .cart-table td {
    display: block;
    width: 100%;
  }
  .cart-table thead { display: none; }
  .cart-table tr {
    padding: 1.25rem 0;
    border-bottom: 1px solid var(--sf-line);
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 0.4rem 1rem;
    align-items: center;
  }
  .cart-table td { padding: 0.25rem 0; border: none; }
  .cart-table td:nth-child(1) { grid-column: 1 / -1; font-weight: 600; font-size: 1rem; color: var(--sf-snow); }
  .cart-table td:nth-child(2)::before { content: 'Price · '; font-family: var(--sf-mono); color: var(--sf-slate); font-size: 0.7rem; letter-spacing: 0.1em; }
  .cart-table td:nth-child(4)::before { content: 'Total · '; font-family: var(--sf-mono); color: var(--sf-slate); font-size: 0.7rem; letter-spacing: 0.1em; }
  .cart-table td:nth-child(5) { grid-column: 1 / -1; }
  .cart-table .qty-controls button { width: 38px; height: 38px; }

  .cart-summary { margin-bottom: 1.5rem; text-align: left; }
  .cart-summary .subtotal { font-size: 1.25rem; }
  .cart-actions { flex-direction: column; align-items: stretch; text-align: center; }

  /* Legal / Blog Detail */
  .sf-legal-content { padding: 2.5rem 1.25rem 3rem; }
  .sf-blog-detail { padding: 2.5rem 1.25rem 3rem; }
  .sf-blog-detail h1 { font-size: clamp(1.7rem, 6vw, 2.2rem); }
  .sf-blog-detail p { font-size: 0.98rem; }
  .sf-blog-detail > p:first-of-type::first-letter { font-size: 3.5rem; }

  /* Touch targets */
  .sf-btn { min-height: 44px; }
  .cart-item-actions button { width: 32px; height: 32px; }

  /* Ensure full viewport */
  body { min-height: 100vh; display: flex; flex-direction: column; }
  body > .sf-footer { margin-top: auto; }

  /* Checkout */
  .checkout-wrap { padding: 2.5rem 1.25rem 4rem; }
  .checkout-wrap .fr { grid-template-columns: 1fr; gap: 0; }
}

@media (max-width: 380px) {
  .sf-logo img { height: 18px; max-width: 120px; }
  .sf-header { padding: 0.7rem 0.85rem; }
  .sf-header-icons a { font-size: 0.65rem; padding: 0.3rem 0.55rem; }
  .sf-hero h1 { font-size: 1.85rem; }
  .sf-hero p { font-size: 0.88rem; }
  .sf-product-card img { width: 120px; height: 120px; }
  .sf-features-strip { grid-template-columns: 1fr; }
  .sf-feature-item { border-right: none; }
}

/* ── Order Confirmation Page ─────────────────────────────────────────────── */
.sf-confirm {
  max-width: 640px;
  margin: 0 auto;
  text-align: center;
  padding: 6rem 2rem 5rem;
  position: relative;
}

.sf-confirm::before {
  content: "✦";
  display: block;
  font-family: var(--sf-mono);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.4em;
  color: var(--sf-beacon);
  margin-bottom: 2rem;
  opacity: 0.8;
}

.sf-confirm h1 {
  font-family: var(--sf-display);
  font-style: normal;
  font-size: clamp(2.5rem, 5vw, 3.6rem);
  font-weight: 400;
  letter-spacing: -0.02em;
  color: var(--sf-snow);
  margin-bottom: 1.5rem;
  line-height: 1.05;
}

.sf-confirm-lead {
  font-family: var(--sf-sans);
  font-size: 1.15rem;
  color: var(--sf-ice);
  margin-bottom: 1rem;
  line-height: 1.6;
}

.sf-confirm-sub {
  font-family: var(--sf-mono);
  font-size: 0.78rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--sf-slate);
  margin-bottom: 2.5rem;
}

.sf-confirm p:last-child { margin-top: 1.5rem; }

@media (max-width: 768px) {
  .sf-confirm { padding: 3.5rem 1.5rem 3rem; }
  .sf-confirm-lead { font-size: 1rem; }
}

/* ── Legacy inline-style overrides ────────────────────────────────────────
   The existing HTML has inline `style="color:rgba(255,255,255,0.7)"`
   on several elements (carry-overs from the old purple theme). Override
   to the new palette where it's visually important without modifying HTML.
   ──────────────────────────────────────────────────────────────────────── */
.sf-product-detail-info p[style*="rgba(255,255,255,0.7)"] {
  color: var(--sf-mist) !important;
}
.cart-empty-msg a[style*="c4a8e8"],
.cart-actions a[style*="c4a8e8"] {
  color: var(--sf-beacon) !important;
}
.sf-blog-detail p a,
.sf-product-features p a { color: var(--sf-beacon); }

/* Stripe Checkout overlay should sit cleanly on dark */
#checkout-form iframe { border-radius: 0 !important; }