/* ==========================================================
   ElectricalBuyers.com — Industrial / Electrical visual system
   Palette: deep electric navy + signal amber, technical grids,
   monospaced spec details, confident industrial typography.
   ========================================================== */

:root {
  /* Color */
  --color-bg: #f6f5f0;            /* warm industrial paper */
  --color-bg-alt: #ecebe4;
  --color-surface: #ffffff;
  --color-ink: #0a0f1a;            /* deep electrical navy */
  --color-ink-2: #1a2233;
  --color-muted: #4a5468;
  --color-line: #d5d3c8;
  --color-line-strong: #b8b5a8;

  --color-accent: #f5a524;         /* signal amber / hazard */
  --color-accent-deep: #d68910;
  --color-accent-ink: #0a0f1a;

  --color-positive: #1c8f3c;
  --color-danger: #c63d2f;

  /* Typography */
  --font-display: "Space Grotesk", "Inter", system-ui, sans-serif;
  --font-body: "Inter", system-ui, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, monospace;

  /* Type scale */
  --text-xs: clamp(0.72rem, 0.7rem + 0.1vw, 0.78rem);
  --text-sm: clamp(0.85rem, 0.82rem + 0.15vw, 0.92rem);
  --text-base: clamp(0.98rem, 0.95rem + 0.2vw, 1.05rem);
  --text-lg: clamp(1.1rem, 1.05rem + 0.3vw, 1.25rem);
  --text-xl: clamp(1.4rem, 1.2rem + 0.8vw, 1.85rem);
  --text-2xl: clamp(1.85rem, 1.5rem + 1.5vw, 2.6rem);
  --text-3xl: clamp(2.3rem, 1.7rem + 2.6vw, 3.6rem);
  --text-hero: clamp(2.6rem, 1.9rem + 3.6vw, 4.4rem);

  /* Spacing */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --space-10: 40px;
  --space-12: 48px;
  --space-16: 64px;
  --space-20: 80px;
  --space-24: 96px;
  --space-32: 128px;

  /* Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 14px;
  --radius-xl: 22px;

  /* Shadow */
  --shadow-sm: 0 1px 2px rgba(10, 15, 26, 0.06), 0 2px 6px rgba(10, 15, 26, 0.04);
  --shadow-md: 0 4px 12px rgba(10, 15, 26, 0.08), 0 12px 32px rgba(10, 15, 26, 0.08);
  --shadow-lg: 0 10px 30px rgba(10, 15, 26, 0.12), 0 30px 60px rgba(10, 15, 26, 0.14);

  --container: 1200px;
}

/* RESET */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; }
h1, h2, h3, h4 { font-family: var(--font-display); letter-spacing: -0.02em; line-height: 1.1; margin: 0; }
p { margin: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }
code { font-family: var(--font-mono); font-size: 0.9em; }

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--color-ink);
  color: var(--color-bg);
  padding: var(--space-3) var(--space-4);
  z-index: 100;
}
.skip-link:focus { left: var(--space-4); top: var(--space-4); }

.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: clamp(var(--space-5), 4vw, var(--space-10));
}

/* === HEADER === */
.header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(246, 245, 240, 0.85);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.25s ease, background 0.25s ease;
}
.header.is-scrolled {
  border-color: var(--color-line);
  background: rgba(246, 245, 240, 0.95);
}
.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
  padding-block: var(--space-4);
}
.logo {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  color: var(--color-ink);
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.02em;
}
.logo__mark { width: 34px; height: 34px; color: var(--color-ink); flex-shrink: 0; }
.logo__mark path { fill: var(--color-accent); }
.logo__type { display: inline-flex; align-items: baseline; font-size: 1.15rem; }
.logo__name { color: var(--color-ink); }
.logo__tld { color: var(--color-accent-deep); font-weight: 500; }

.nav {
  display: flex;
  gap: var(--space-6);
  font-size: var(--text-sm);
  font-weight: 500;
}
.nav a {
  color: var(--color-muted);
  transition: color 0.15s ease;
  position: relative;
  padding-block: 4px;
}
.nav a:hover { color: var(--color-ink); }
.header__cta { white-space: nowrap; }

/* === BUTTONS === */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: -0.01em;
  padding: var(--space-3) var(--space-5);
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  font-size: var(--text-sm);
  transition: transform 0.15s ease, background 0.15s ease, border-color 0.15s ease, color 0.15s ease;
  white-space: nowrap;
}
.btn--lg { padding: var(--space-4) var(--space-6); font-size: var(--text-base); }
.btn--sm { padding: 10px var(--space-4); font-size: 0.85rem; }
.btn--full { width: 100%; }

.btn--primary {
  background: var(--color-ink);
  color: var(--color-bg);
  box-shadow: 0 1px 0 0 rgba(255,255,255,0.06) inset, var(--shadow-sm);
  position: relative;
  border-color: var(--color-ink);
}
.btn--primary:hover {
  background: var(--color-accent);
  color: var(--color-accent-ink);
  border-color: var(--color-accent);
  transform: translateY(-1px);
}
.btn--ghost {
  background: transparent;
  border-color: var(--color-line-strong);
  color: var(--color-ink);
}
.btn--ghost:hover {
  border-color: var(--color-ink);
  background: var(--color-ink);
  color: var(--color-bg);
}

/* === HERO === */
.hero {
  position: relative;
  padding-block: clamp(var(--space-16), 10vw, var(--space-32)) clamp(var(--space-16), 8vw, var(--space-24));
  overflow: hidden;
  isolation: isolate;
  background:
    radial-gradient(ellipse at top right, rgba(245, 165, 36, 0.08), transparent 60%),
    var(--color-bg);
}
.hero__grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(10,15,26,0.06) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(10,15,26,0.06) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse at center top, black 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse at center top, black 30%, transparent 75%);
  z-index: -1;
}
.hero__inner {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: clamp(var(--space-8), 5vw, var(--space-16));
  align-items: start;
}
@media (max-width: 960px) {
  .hero__inner { grid-template-columns: 1fr; }
}
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-muted);
  padding: 6px 12px;
  border: 1px solid var(--color-line-strong);
  border-radius: 999px;
  background: var(--color-surface);
}
.eyebrow__dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--color-accent);
  box-shadow: 0 0 0 4px rgba(245, 165, 36, 0.2);
  animation: pulse 2.4s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 4px rgba(245, 165, 36, 0.18); }
  50%       { box-shadow: 0 0 0 9px rgba(245, 165, 36, 0); }
}
.hero__title {
  margin-top: var(--space-5);
  font-size: var(--text-hero);
  font-weight: 700;
  letter-spacing: -0.035em;
  max-width: 16ch;
}
.accent {
  color: var(--color-accent-deep);
  position: relative;
}
.accent::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: 4%;
  height: 0.18em;
  background: rgba(245, 165, 36, 0.25);
  z-index: -1;
}
.hero__lede {
  margin-top: var(--space-6);
  font-size: var(--text-lg);
  color: var(--color-muted);
  max-width: 56ch;
}
.hero__ctas {
  margin-top: var(--space-8);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}
.hero__trust {
  margin-top: var(--space-10);
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-line);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}
.hero__trust li {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.hero__trust strong {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-xl);
  letter-spacing: -0.02em;
}
.hero__trust span {
  font-size: var(--text-xs);
  color: var(--color-muted);
}

/* Hero quick form card */
.hero__card {
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  box-shadow: var(--shadow-md);
  position: relative;
}
.hero__card::before {
  content: "";
  position: absolute;
  inset: -1px;
  border-radius: var(--radius-lg);
  padding: 1px;
  background: linear-gradient(135deg, rgba(245, 165, 36, 0.5), transparent 60%);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
}
.hero__card-header { display: flex; align-items: center; gap: var(--space-3); margin-bottom: var(--space-5); }
.hero__card-header h2 {
  font-size: var(--text-lg);
  font-weight: 600;
}
.badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent-deep);
  background: rgba(245, 165, 36, 0.14);
  padding: 4px 10px;
  border-radius: 999px;
}
.hero__form { display: flex; flex-direction: column; gap: var(--space-4); }
.hero__form-foot { font-size: var(--text-xs); color: var(--color-muted); text-align: center; }

/* === FORM FIELDS === */
.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: var(--text-sm);
  font-weight: 500;
}
.field > span { color: var(--color-ink-2); }
.field input,
.field select,
.field textarea {
  width: 100%;
  font: inherit;
  font-weight: 400;
  padding: 12px 14px;
  border: 1px solid var(--color-line-strong);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  color: var(--color-ink);
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--color-ink);
  box-shadow: 0 0 0 3px rgba(10, 15, 26, 0.08);
}
.field textarea { resize: vertical; min-height: 130px; }
.field--check {
  flex-direction: row;
  align-items: center;
  gap: var(--space-2);
}
.field--check input { width: auto; }

/* === LOGOS STRIP === */
.logos {
  border-block: 1px solid var(--color-line);
  background: var(--color-bg-alt);
  padding-block: var(--space-8);
}
.logos__label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-muted);
  margin-bottom: var(--space-5);
  text-align: center;
}
.logos__list {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-4) var(--space-10);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.08em;
  color: var(--color-ink-2);
  opacity: 0.78;
}

/* === SECTIONS === */
.section {
  padding-block: clamp(var(--space-16), 8vw, var(--space-24));
}
.section--alt { background: var(--color-bg-alt); }
.section--dark {
  background: var(--color-ink);
  color: #e8eaef;
  position: relative;
  overflow: hidden;
}
.section--dark::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(255,255,255,0.04) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255,255,255,0.04) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse at center, black, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse at center, black, transparent 80%);
  pointer-events: none;
}
.section--dark .container { position: relative; }

.section__head { max-width: 720px; margin-bottom: var(--space-12); }
.section__head--center { margin-inline: auto; text-align: center; }
.section__eyebrow {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-accent-deep);
  margin-bottom: var(--space-3);
}
.section__eyebrow--inverse { color: var(--color-accent); }
.section__title {
  font-size: var(--text-3xl);
  font-weight: 700;
  letter-spacing: -0.03em;
}
.section__lede {
  margin-top: var(--space-5);
  color: var(--color-muted);
  font-size: var(--text-lg);
  max-width: 60ch;
}
.section--dark .section__lede { color: #b0b6c2; }

/* === GRID === */
.grid { display: grid; gap: var(--space-5); }
.grid--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
@media (max-width: 900px) {
  .grid--3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 600px) {
  .grid--3, .grid--2 { grid-template-columns: 1fr; }
}

/* Category cards */
.card {
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}
.card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-line-strong);
}
.card__icon {
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  border-radius: var(--radius-md);
  background: var(--color-bg-alt);
  color: var(--color-ink);
  margin-bottom: var(--space-2);
}
.card__icon svg { width: 28px; height: 28px; }
.card h3 { font-size: var(--text-lg); font-weight: 600; }
.card p { color: var(--color-muted); font-size: var(--text-sm); }
.card__tags {
  margin-top: auto;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  padding-top: var(--space-3);
}
.card__tags li {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  padding: 3px 8px;
  border-radius: 999px;
  background: var(--color-bg-alt);
  color: var(--color-muted);
}

/* === SPLIT === */
.split {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: clamp(var(--space-8), 5vw, var(--space-16));
  align-items: center;
}
.split--reverse .split__copy { order: 2; }
@media (max-width: 900px) {
  .split { grid-template-columns: 1fr; }
  .split--reverse .split__copy { order: 0; }
}
.split__copy .section__title { font-size: var(--text-2xl); }
.split__copy .btn { margin-top: var(--space-6); }
.checklist {
  margin-top: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}
.checklist li {
  display: flex;
  gap: var(--space-3);
  font-size: var(--text-base);
  color: var(--color-ink-2);
}
.check {
  flex-shrink: 0;
  width: 22px;
  height: 22px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--color-accent);
  color: var(--color-ink);
  font-size: 0.75rem;
  font-weight: 700;
}
.stats {
  margin-top: var(--space-8);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
  padding-block: var(--space-5);
  border-block: 1px solid var(--color-line);
}
.stats > div { display: flex; flex-direction: column; gap: 2px; }
.stats strong {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  letter-spacing: -0.02em;
}
.stats span {
  font-size: var(--text-xs);
  color: var(--color-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

/* Spec cards (transformer/breaker) */
.split__visual {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}
.spec-card {
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  box-shadow: var(--shadow-sm);
  position: relative;
}
.spec-card::before {
  content: "";
  position: absolute;
  top: 0; left: var(--space-6);
  width: 36px; height: 3px;
  background: var(--color-accent);
  border-radius: 0 0 4px 4px;
}
.spec-card__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-3);
  gap: var(--space-3);
}
.spec-card__tag {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-muted);
}
.spec-card__price {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-lg);
  color: var(--color-positive);
}
.spec-card h3 {
  font-size: var(--text-lg);
  font-weight: 600;
}
.spec-card__sub {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--color-muted);
  margin-top: 4px;
  margin-bottom: var(--space-4);
}
.spec-card__specs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-3) var(--space-4);
  padding-block: var(--space-4);
  border-top: 1px solid var(--color-line);
  margin: 0;
}
.spec-card__specs > div { display: flex; flex-direction: column; gap: 2px; }
.spec-card__specs dt {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-muted);
}
.spec-card__specs dd {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  font-weight: 500;
  margin: 0;
  color: var(--color-ink);
}
.spec-card__note {
  font-size: var(--text-sm);
  color: var(--color-muted);
  padding-top: var(--space-3);
  border-top: 1px solid var(--color-line);
}
.spec-card--compact { padding-block: var(--space-4) var(--space-5); }
.spec-card--compact h3 { font-size: var(--text-base); }

/* === PROCESS === */
.process {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
  counter-reset: step;
}
@media (max-width: 900px) { .process { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 540px) { .process { grid-template-columns: 1fr; } }
.process li {
  padding: var(--space-6);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-lg);
  background: rgba(255,255,255,0.02);
}
.process__num {
  font-family: var(--font-mono);
  color: var(--color-accent);
  font-size: 0.85rem;
  letter-spacing: 0.18em;
  display: block;
  margin-bottom: var(--space-4);
}
.process h3 { font-size: var(--text-lg); margin-bottom: var(--space-3); color: #f5f5f5; }
.process p { font-size: var(--text-sm); color: #b0b6c2; }

/* === PART CARDS === */
.grid--cards { gap: var(--space-5); margin-bottom: var(--space-12); }
.part-card {
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  position: relative;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.part-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}
.part-card__top { display: flex; align-items: center; justify-content: space-between; }
.part-card__brand {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-muted);
}
.part-card__status {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 3px 9px;
  border-radius: 999px;
  background: rgba(28, 143, 60, 0.1);
  color: var(--color-positive);
}
.part-card__title { font-size: var(--text-lg); font-weight: 600; }
.part-card__url {
  font-size: 0.85rem;
  color: var(--color-muted);
}
.part-card__url code {
  background: var(--color-bg-alt);
  padding: 3px 8px;
  border-radius: var(--radius-sm);
  color: var(--color-ink-2);
}
.part-card__specs {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-3);
  padding-block: var(--space-4);
  border-block: 1px solid var(--color-line);
  margin: 0;
}
.part-card__specs > div { display: flex; flex-direction: column; gap: 2px; }
.part-card__specs dt {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-muted);
}
.part-card__specs dd {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  font-weight: 500;
  margin: 0;
}
.part-card__copy { font-size: var(--text-sm); color: var(--color-muted); }
.part-card__cta {
  margin-top: auto;
  display: inline-flex;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--text-sm);
  color: var(--color-ink);
  border-bottom: 1px solid currentColor;
  align-self: flex-start;
  padding-bottom: 2px;
  transition: color 0.15s ease;
}
.part-card__cta:hover { color: var(--color-accent-deep); }

/* === PATTERNS === */
.patterns {
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  padding: clamp(var(--space-6), 4vw, var(--space-10));
}
.patterns__title {
  font-size: var(--text-lg);
  font-weight: 600;
  margin-bottom: var(--space-6);
}
.patterns__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-3);
  margin-bottom: var(--space-6);
}
@media (max-width: 900px) { .patterns__grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .patterns__grid { grid-template-columns: 1fr; } }
.pattern {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: var(--space-4);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  background: var(--color-bg);
  transition: border-color 0.15s ease, transform 0.15s ease;
}
.pattern:hover {
  border-color: var(--color-accent);
  transform: translateY(-2px);
}
.pattern code {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--color-ink);
}
.pattern code span {
  color: var(--color-accent-deep);
  background: rgba(245, 165, 36, 0.14);
  padding: 1px 5px;
  border-radius: 4px;
}
.pattern__ex {
  font-size: 0.78rem;
  color: var(--color-muted);
}
.patterns__note {
  font-size: var(--text-sm);
  color: var(--color-muted);
  line-height: 1.6;
}
.patterns__note code {
  background: var(--color-bg-alt);
  padding: 1px 5px;
  border-radius: var(--radius-sm);
}

/* === QUOTE === */
.quote-section {
  background:
    radial-gradient(ellipse at top right, rgba(245, 165, 36, 0.12), transparent 60%),
    var(--color-ink);
  color: #e8eaef;
  position: relative;
  overflow: hidden;
}
.quote-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse at left center, black, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse at left center, black, transparent 80%);
}
.quote-section .container { position: relative; }
.quote-shell {
  display: grid;
  grid-template-columns: 1fr 1.05fr;
  gap: clamp(var(--space-8), 5vw, var(--space-16));
  align-items: start;
}
@media (max-width: 960px) { .quote-shell { grid-template-columns: 1fr; } }
.quote-shell__copy .section__title { color: #ffffff; }
.quote-shell__copy .section__lede { color: #b0b6c2; }
.quote-shell__bullets {
  margin-top: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}
.quote-shell__bullets li {
  padding-left: var(--space-4);
  border-left: 2px solid var(--color-accent);
  font-size: var(--text-sm);
  color: #c4c9d3;
}
.quote-shell__bullets strong { color: #f5f5f5; }
.contact-line {
  margin-top: var(--space-8);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-5);
  padding-top: var(--space-6);
  border-top: 1px solid rgba(255,255,255,0.1);
}
.contact-line__label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #8a92a3;
  margin-bottom: 4px;
}
.contact-line a {
  font-family: var(--font-display);
  font-weight: 600;
  color: #ffffff;
  font-size: var(--text-base);
}
.contact-line a:hover { color: var(--color-accent); }

.quote-form {
  background: var(--color-surface);
  color: var(--color-ink);
  border-radius: var(--radius-lg);
  padding: clamp(var(--space-6), 4vw, var(--space-8));
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  box-shadow: var(--shadow-lg);
  border: 1px solid rgba(255,255,255,0.06);
}
.quote-form__row { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-4); }
@media (max-width: 540px) { .quote-form__row { grid-template-columns: 1fr; } }
.quote-form__foot { font-size: var(--text-xs); color: var(--color-muted); text-align: center; }
.quote-form__success {
  padding: var(--space-4);
  background: rgba(28, 143, 60, 0.1);
  border: 1px solid rgba(28, 143, 60, 0.3);
  color: var(--color-positive);
  border-radius: var(--radius-md);
  text-align: center;
  font-weight: 500;
  font-size: var(--text-sm);
}

/* === FAQ === */
.faq {
  display: flex;
  flex-direction: column;
  border-top: 1px solid var(--color-line);
}
.faq details {
  border-bottom: 1px solid var(--color-line);
  padding-block: var(--space-5);
  transition: padding 0.2s ease;
}
.faq summary {
  list-style: none;
  cursor: pointer;
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 600;
  letter-spacing: -0.01em;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  color: var(--color-ink);
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 1.5rem;
  color: var(--color-accent-deep);
  transition: transform 0.2s ease;
  font-weight: 400;
}
.faq details[open] summary::after { content: "−"; }
.faq details p {
  margin-top: var(--space-3);
  color: var(--color-muted);
  font-size: var(--text-base);
  max-width: 75ch;
}

/* === FOOTER === */
.footer {
  background: var(--color-ink);
  color: #b0b6c2;
  padding-top: var(--space-16);
}
.footer__inner {
  display: grid;
  grid-template-columns: 1.4fr 2fr;
  gap: var(--space-12);
  padding-bottom: var(--space-12);
}
@media (max-width: 900px) {
  .footer__inner { grid-template-columns: 1fr; }
}
.footer__brand p {
  margin-top: var(--space-4);
  font-size: var(--text-sm);
  max-width: 40ch;
  line-height: 1.6;
}
.logo--footer { color: #ffffff; }
.logo--footer .logo__name { color: #ffffff; }
.logo--footer .logo__tld { color: var(--color-accent); }
.logo--footer .logo__mark { color: #ffffff; }

.footer__cols {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
}
@media (max-width: 600px) {
  .footer__cols { grid-template-columns: repeat(2, 1fr); }
}
.footer__cols h4 {
  font-size: 0.85rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #ffffff;
  margin-bottom: var(--space-4);
  font-weight: 600;
}
.footer__cols ul { display: flex; flex-direction: column; gap: var(--space-2); }
.footer__cols a {
  font-size: var(--text-sm);
  color: #b0b6c2;
  transition: color 0.15s ease;
}
.footer__cols a:hover { color: var(--color-accent); }

.footer__bar {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-block: var(--space-5);
  font-size: var(--text-xs);
}
.footer__bar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-3);
  color: #6b7280;
}

/* Mobile nav tweaks */
@media (max-width: 760px) {
  .nav { display: none; }
}
@media (max-width: 480px) {
  .header__cta { padding-inline: var(--space-3); font-size: 0.8rem; }
  .hero__title { font-size: clamp(2.2rem, 8vw, 2.8rem); }
}

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