/* Hongyuan Group — B2B industrial marketing site
   Mobile-first, accessible, zero paid dependencies
   Visual polish 2026-11-06 */

:root {
  --navy-950: #071525;
  --navy-900: #0b1f3a;
  --navy-800: #132d52;
  --navy-700: #1e4a7a;
  --steel-600: #2f6aa3;
  --teal-600: #0f766e;
  --teal-500: #0d9488;
  --teal-100: #ccfbf1;
  --slate-50: #f8fafc;
  --slate-100: #f1f5f9;
  --slate-200: #e2e8f0;
  --slate-300: #cbd5e1;
  --slate-500: #64748b;
  --slate-600: #475569;
  --slate-700: #334155;
  --slate-800: #1e293b;
  --white: #ffffff;
  --focus: #2563eb;
  --wa: #25d366;
  --wa-dark: #1da851;
  --radius: 12px;
  --radius-lg: 16px;
  --shadow: 0 1px 2px rgba(7, 21, 37, 0.06), 0 8px 24px rgba(7, 21, 37, 0.08);
  --shadow-lg: 0 4px 12px rgba(7, 21, 37, 0.1), 0 20px 48px rgba(7, 21, 37, 0.12);
  --font: "Segoe UI", system-ui, -apple-system, BlinkMacSystemFont, "Helvetica Neue", Arial, sans-serif;
  --max: 1120px;
  --header-h: 68px;
  --section-y: clamp(2.75rem, 5vw, 4.25rem);
  --text: #1e293b;
  --muted: #475569;
}

*, *::before, *::after { box-sizing: border-box; }
html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}
body {
  margin: 0;
  font-family: var(--font);
  font-size: clamp(1rem, 0.96rem + 0.2vw, 1.0625rem);
  line-height: 1.6;
  color: var(--text);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img, video { max-width: 100%; height: auto; display: block; }
a { color: var(--navy-700); text-decoration-thickness: 1px; text-underline-offset: 0.18em; }
a:hover { color: var(--teal-600); }
:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 2px;
}
.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--navy-900);
  color: var(--white);
  padding: 0.75rem 1rem;
  z-index: 1000;
}
.skip-link:focus { left: 0.5rem; top: 0.5rem; }

.container {
  width: min(100% - 1.5rem, var(--max));
  margin-inline: auto;
}
@media (min-width: 480px) {
  .container { width: min(100% - 2rem, var(--max)); }
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.97);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--slate-200);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  min-height: var(--header-h);
}
.brand {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  text-decoration: none;
  color: var(--navy-900);
  font-weight: 700;
  letter-spacing: -0.015em;
  min-height: 44px;
}
.brand img {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  flex-shrink: 0;
}
.brand-text { display: flex; flex-direction: column; line-height: 1.15; }
.brand-text strong { font-size: 1.02rem; }
.brand-text span { font-size: 0.7rem; font-weight: 500; color: var(--slate-500); letter-spacing: 0.02em; }

.nav-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  min-width: 44px;
  min-height: 44px;
  border: 1px solid var(--slate-300);
  border-radius: 10px;
  background: var(--white);
  cursor: pointer;
  padding: 0;
}
.nav-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--navy-900);
  position: relative;
}
.nav-toggle span::before,
.nav-toggle span::after {
  content: "";
  position: absolute;
  left: 0;
  width: 18px;
  height: 2px;
  background: var(--navy-900);
}
.nav-toggle span::before { top: -6px; }
.nav-toggle span::after { top: 6px; }

.site-nav {
  display: none;
  position: absolute;
  top: var(--header-h);
  left: 0;
  right: 0;
  background: var(--white);
  border-bottom: 1px solid var(--slate-200);
  padding: 0.75rem 1rem 1.25rem;
  box-shadow: var(--shadow);
}
.site-nav.open { display: block; }
.site-nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}
.site-nav a {
  display: flex;
  align-items: center;
  min-height: 44px;
  padding: 0.65rem 0.85rem;
  text-decoration: none;
  color: var(--slate-700);
  font-weight: 600;
  border-radius: 10px;
}
.site-nav a:hover,
.site-nav a[aria-current="page"] {
  background: var(--slate-100);
  color: var(--navy-900);
}
.nav-cta {
  margin-top: 0.5rem !important;
  background: var(--navy-900) !important;
  color: var(--white) !important;
  justify-content: center;
}
.nav-cta:hover { background: var(--navy-800) !important; color: var(--white) !important; }

@media (min-width: 900px) {
  .nav-toggle { display: none; }
  .site-nav {
    display: block;
    position: static;
    border: 0;
    box-shadow: none;
    padding: 0;
    background: transparent;
  }
  .site-nav ul {
    flex-direction: row;
    align-items: center;
    gap: 0.1rem;
  }
  .site-nav a {
    min-height: 0;
    padding: 0.5rem 0.65rem;
    font-size: 0.92rem;
  }
  .nav-cta {
    margin-top: 0 !important;
    margin-left: 0.35rem !important;
    padding-inline: 1rem !important;
  }
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  min-height: 44px;
  padding: 0.75rem 1.2rem;
  border-radius: 999px;
  font-weight: 650;
  font-size: 0.95rem;
  text-decoration: none;
  border: 1.5px solid transparent;
  cursor: pointer;
  line-height: 1.2;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease, transform 0.15s ease;
}
.btn:active { transform: translateY(1px); }
.btn-primary {
  background: var(--navy-900);
  color: var(--white);
}
.btn-primary:hover { background: var(--navy-800); color: var(--white); }
.btn-wa {
  background: var(--wa);
  color: #053b1c;
}
.btn-wa:hover { background: var(--wa-dark); color: var(--white); }
.btn-ghost {
  background: rgba(255,255,255,0.08);
  color: var(--white);
  border-color: rgba(255,255,255,0.55);
  backdrop-filter: blur(4px);
}
.btn-ghost:hover { background: rgba(255,255,255,0.16); color: var(--white); border-color: rgba(255,255,255,0.8); }
.btn-outline {
  background: var(--white);
  color: var(--navy-900);
  border-color: var(--slate-300);
}
.btn-outline:hover { border-color: var(--navy-700); color: var(--navy-700); }
.btn-row { display: flex; flex-wrap: wrap; gap: 0.7rem; }

/* Home hero */
.hero {
  position: relative;
  color: var(--white);
  background: var(--navy-950);
  overflow: hidden;
  min-height: min(78vh, 720px);
  display: flex;
  align-items: center;
}
.hero-media {
  position: absolute;
  inset: 0;
}
.hero-media img,
.hero-media video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.55;
}
.hero-media .hero-fallback,
.video-strip-media .strip-fallback {
  position: absolute;
  inset: 0;
}
.video-strip-media video,
.video-strip-media img {
  position: absolute;
  inset: 0;
}
.hero-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(105deg, rgba(7,21,37,0.94) 0%, rgba(7,21,37,0.82) 42%, rgba(7,21,37,0.55) 100%),
    linear-gradient(0deg, rgba(7,21,37,0.55) 0%, transparent 40%);
}
.hero-content {
  position: relative;
  padding: clamp(3.25rem, 8vw, 5.5rem) 0 clamp(3rem, 6vw, 4.5rem);
  max-width: 38rem;
  z-index: 1;
}
.eyebrow {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #9fd4c8;
  margin-bottom: 0.75rem;
}
.hero h1 {
  margin: 0 0 0.85rem;
  font-size: clamp(1.75rem, 5vw, 2.75rem);
  line-height: 1.12;
  letter-spacing: -0.03em;
  font-weight: 750;
}
.hero .lede {
  margin: 0 0 1.35rem;
  font-size: clamp(1rem, 2vw, 1.1rem);
  color: rgba(255,255,255,0.9);
  max-width: 34rem;
  line-height: 1.55;
}
@media (min-width: 960px) {
  .hero { min-height: min(86vh, 820px); }
}

/* Page hero (inner) with media */
.page-hero {
  position: relative;
  color: var(--white);
  background: linear-gradient(135deg, var(--navy-950), var(--navy-800));
  padding: clamp(2.5rem, 5vw, 3.5rem) 0;
  overflow: hidden;
}
.page-hero--media {
  min-height: 220px;
  display: flex;
  align-items: flex-end;
  padding: clamp(3rem, 6vw, 4.25rem) 0 clamp(2.25rem, 4vw, 3rem);
}
.page-hero-media {
  position: absolute;
  inset: 0;
}
.page-hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.48;
}
.page-hero-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(105deg, rgba(7,21,37,0.92) 0%, rgba(7,21,37,0.78) 50%, rgba(19,45,82,0.62) 100%);
}
.page-hero-content { position: relative; z-index: 1; max-width: 40rem; }
.page-hero h1 {
  margin: 0 0 0.55rem;
  font-size: clamp(1.65rem, 3.8vw, 2.35rem);
  letter-spacing: -0.025em;
  line-height: 1.15;
  font-weight: 750;
}
.page-hero p {
  margin: 0;
  max-width: 36rem;
  color: rgba(255,255,255,0.88);
  font-size: 1.02rem;
}

/* Sections */
.section { padding: var(--section-y) 0; }
.section-alt { background: var(--slate-50); }
.section-dark {
  background: var(--navy-900);
  color: var(--white);
}
.section-dark a { color: #9fd4c8; }
.section-head {
  max-width: 36rem;
  margin-bottom: 1.75rem;
}
.section-head h2 {
  margin: 0 0 0.5rem;
  font-size: clamp(1.4rem, 3vw, 1.9rem);
  letter-spacing: -0.025em;
  color: var(--navy-900);
  line-height: 1.2;
  font-weight: 750;
}
.section-dark .section-head h2 { color: var(--white); }
.section-head p {
  margin: 0;
  color: var(--muted);
}
.section-dark .section-head p { color: rgba(255,255,255,0.78); }

/* ICP strip */
.icp-grid {
  display: grid;
  gap: 0.85rem;
  grid-template-columns: 1fr;
}
@media (min-width: 560px) {
  .icp-grid { grid-template-columns: 1fr 1fr; }
}
@media (min-width: 960px) {
  .icp-grid { grid-template-columns: repeat(4, 1fr); }
}
.icp-card {
  background: var(--white);
  border: 1px solid var(--slate-200);
  border-radius: var(--radius);
  padding: 1.15rem 1.1rem;
  box-shadow: var(--shadow);
}
.icp-card h3 {
  margin: 0 0 0.3rem;
  font-size: 1rem;
  color: var(--navy-900);
  letter-spacing: -0.01em;
}
.icp-card p {
  margin: 0;
  font-size: 0.9rem;
  color: var(--muted);
  line-height: 1.45;
}

/* Proof strip */
.proof-strip {
  display: grid;
  gap: 0.85rem;
  grid-template-columns: 1fr 1fr;
}
@media (min-width: 800px) {
  .proof-strip { grid-template-columns: repeat(4, 1fr); }
}
.proof-item {
  text-align: left;
  padding: 1.1rem 1rem;
  background: var(--slate-50);
  border: 1px solid var(--slate-200);
  border-radius: var(--radius);
}
.proof-item strong {
  display: block;
  font-size: clamp(1.2rem, 2.5vw, 1.45rem);
  color: var(--navy-900);
  letter-spacing: -0.025em;
  margin-bottom: 0.2rem;
  line-height: 1.2;
}
.proof-item span {
  font-size: 0.86rem;
  color: var(--muted);
  line-height: 1.35;
}

/* Cards */
.card-grid {
  display: grid;
  gap: 1.15rem;
  grid-template-columns: 1fr;
}
@media (min-width: 700px) {
  .card-grid.cols-2 { grid-template-columns: 1fr 1fr; }
  .card-grid.cols-3 { grid-template-columns: 1fr 1fr; }
}
@media (min-width: 960px) {
  .card-grid.cols-3 { grid-template-columns: repeat(3, 1fr); }
}
.card {
  background: var(--white);
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
}
.card-media {
  aspect-ratio: 16 / 10;
  background: var(--slate-200);
  overflow: hidden;
}
.card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.card-body { padding: 1.15rem 1.2rem 1.3rem; flex: 1; display: flex; flex-direction: column; }
.card-body h3 {
  margin: 0 0 0.4rem;
  font-size: 1.1rem;
  color: var(--navy-900);
  letter-spacing: -0.015em;
}
.card-body p {
  margin: 0 0 0.85rem;
  color: var(--muted);
  font-size: 0.94rem;
  flex: 1;
  line-height: 1.5;
}
.card-body .link {
  font-weight: 650;
  text-decoration: none;
  color: var(--navy-700);
}
.card-body .link:hover { color: var(--teal-600); }

/* CTA band + mid hooks */
.cta-band {
  display: grid;
  gap: 1.35rem;
  align-items: center;
}
@media (min-width: 800px) {
  .cta-band { grid-template-columns: 1.35fr 1fr; }
}
.cta-band h2 {
  margin: 0 0 0.45rem;
  font-size: clamp(1.35rem, 2.5vw, 1.75rem);
  letter-spacing: -0.02em;
}
.cta-band p { margin: 0; color: rgba(255,255,255,0.82); }
.cta-panel {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.14);
  border-radius: var(--radius-lg);
  padding: 1.2rem;
}
.cta-panel ol {
  margin: 0 0 1rem;
  padding-left: 1.2rem;
  color: rgba(255,255,255,0.9);
}
.cta-panel li { margin-bottom: 0.3rem; }

.hook-band {
  background: var(--navy-950);
  color: var(--white);
  padding: clamp(1.75rem, 3.5vw, 2.25rem) 0;
}
.hook-band .hook-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem 1.5rem;
}
.hook-band h2 {
  margin: 0 0 0.25rem;
  font-size: clamp(1.2rem, 2.2vw, 1.45rem);
  letter-spacing: -0.02em;
}
.hook-band p {
  margin: 0;
  color: rgba(255,255,255,0.78);
  font-size: 0.95rem;
}

/* Video */
.video-feature {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--slate-200);
  box-shadow: var(--shadow-lg);
  background: var(--navy-950);
}
.video-feature video {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  display: block;
  background: #000;
}
.video-caption {
  padding: 0.75rem 1rem;
  font-size: 0.88rem;
  color: rgba(255,255,255,0.8);
  background: var(--navy-900);
}
.video-grid {
  display: grid;
  gap: 1.15rem;
  grid-template-columns: 1fr;
}
@media (min-width: 800px) {
  .video-grid.with-secondary { grid-template-columns: 1.45fr 1fr; align-items: start; }
}
.video-strip {
  position: relative;
  background: var(--navy-950);
  overflow: hidden;
}
.video-strip-media {
  position: absolute;
  inset: 0;
}
.video-strip-media video,
.video-strip-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.45;
}
.video-strip-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(7,21,37,0.88) 0%, rgba(7,21,37,0.55) 100%);
}
.video-strip-content {
  position: relative;
  z-index: 1;
  padding: clamp(2.25rem, 5vw, 3.25rem) 0;
  color: var(--white);
  max-width: 34rem;
}
.video-strip-content h2 {
  margin: 0 0 0.5rem;
  font-size: clamp(1.35rem, 2.5vw, 1.7rem);
  letter-spacing: -0.02em;
}
.video-strip-content p {
  margin: 0 0 1rem;
  color: rgba(255,255,255,0.85);
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .hero-media video,
  .video-strip-media video {
    display: none !important;
  }
  .btn { transition: none; }
}

/* Prose */
.prose { max-width: 42rem; }
.prose h2 {
  margin: 1.75rem 0 0.55rem;
  font-size: 1.3rem;
  color: var(--navy-900);
  letter-spacing: -0.015em;
}
.prose h3 {
  margin: 1.25rem 0 0.4rem;
  font-size: 1.05rem;
  color: var(--navy-900);
}
.prose p, .prose li { color: var(--slate-700); }
.prose ul, .prose ol { padding-left: 1.15rem; }
.prose li { margin-bottom: 0.35rem; }

/* Split */
.split {
  display: grid;
  gap: 1.75rem;
  align-items: start;
}
@media (min-width: 860px) {
  .split { grid-template-columns: 1.05fr 0.95fr; align-items: center; }
  .split.reverse > :first-child { order: 2; }
}
.split-media {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--slate-200);
}
.split-media img,
.split-media video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  aspect-ratio: 4 / 3;
}

/* Terms */
.terms { display: grid; gap: 0.65rem; }
.term-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.15rem;
  padding: 0.8rem 1rem;
  background: var(--white);
  border: 1px solid var(--slate-200);
  border-radius: var(--radius);
}
@media (min-width: 640px) {
  .term-row {
    grid-template-columns: 11rem 1fr;
    align-items: baseline;
  }
}
.term-row dt { font-weight: 700; color: var(--navy-900); font-size: 0.95rem; }
.term-row dd { margin: 0; color: var(--muted); font-size: 0.95rem; }

/* Gallery */
.gallery {
  display: grid;
  gap: 0.75rem;
  grid-template-columns: 1fr 1fr;
}
@media (min-width: 800px) {
  .gallery { grid-template-columns: repeat(3, 1fr); }
}
.gallery figure {
  margin: 0;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--slate-200);
  background: var(--slate-100);
}
.gallery img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}
.gallery figcaption {
  padding: 0.5rem 0.65rem 0.65rem;
  font-size: 0.8rem;
  color: var(--muted);
}

/* Steps */
.steps {
  display: grid;
  gap: 0.9rem;
  counter-reset: step;
}
@media (min-width: 800px) {
  .steps { grid-template-columns: repeat(3, 1fr); }
}
.step {
  background: var(--white);
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-lg);
  padding: 1.2rem 1.15rem;
  position: relative;
}
.step::before {
  counter-increment: step;
  content: counter(step);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  border-radius: 50%;
  background: var(--navy-900);
  color: var(--white);
  font-weight: 700;
  font-size: 0.88rem;
  margin-bottom: 0.75rem;
}
.step h3 { margin: 0 0 0.35rem; font-size: 1.02rem; color: var(--navy-900); }
.step p { margin: 0; color: var(--muted); font-size: 0.92rem; line-height: 1.45; }

/* Form */
.inquiry {
  display: grid;
  gap: 0.9rem;
  background: var(--white);
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-lg);
  padding: 1.3rem;
  box-shadow: var(--shadow);
}
.field label {
  display: block;
  font-weight: 650;
  font-size: 0.9rem;
  color: var(--navy-900);
  margin-bottom: 0.3rem;
}
.field .hint {
  display: inline;
  font-weight: 400;
  color: var(--slate-500);
  font-size: 0.8rem;
}
.field input,
.field select,
.field textarea {
  width: 100%;
  min-height: 44px;
  padding: 0.65rem 0.8rem;
  border: 1px solid var(--slate-300);
  border-radius: 10px;
  font: inherit;
  color: var(--text);
  background: var(--white);
}
.field textarea { min-height: 100px; resize: vertical; }
.field input:focus,
.field select:focus,
.field textarea:focus {
  border-color: var(--focus);
  outline: 2px solid rgba(37, 99, 235, 0.2);
}
.form-note {
  font-size: 0.86rem;
  color: var(--slate-500);
  margin: 0;
}
.contact-cards { display: grid; gap: 0.85rem; }
.contact-card {
  background: var(--slate-50);
  border: 1px solid var(--slate-200);
  border-radius: var(--radius);
  padding: 1.05rem 1.1rem;
}
.contact-card h3 { margin: 0 0 0.35rem; font-size: 0.98rem; color: var(--navy-900); }

.contact-card p { margin: 0; color: var(--muted); font-size: 0.92rem; }
.contact-card a { font-weight: 650; text-decoration: none; }

.note {
  background: #fffbeb;
  border: 1px solid #fde68a;
  color: #78350f;
  border-radius: var(--radius);
  padding: 0.8rem 1rem;
  font-size: 0.9rem;
}
.note-info {
  background: var(--slate-50);
  border: 1px solid var(--slate-200);
  color: var(--slate-700);
  border-radius: var(--radius);
  padding: 0.8rem 1rem;
  font-size: 0.9rem;
}
.hero-alt-wa {
  margin: 0.85rem 0 0;
  font-size: 0.9rem;
  color: rgba(255,255,255,0.85);
}
.hero-alt-wa a {
  color: #9fd4c8;
  font-weight: 650;
  text-decoration: none;
}
.hero-alt-wa a:hover { color: var(--white); }
.badge {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  background: var(--teal-100);
  color: var(--teal-600);
  padding: 0.2rem 0.5rem;
  border-radius: 999px;
}

/* Footer */
.site-footer {
  background: var(--navy-950);
  color: rgba(255,255,255,0.78);
  padding: 2.75rem 0 1.75rem;
  font-size: 0.92rem;
}
.footer-grid {
  display: grid;
  gap: 1.75rem;
}
@media (min-width: 800px) {
  .footer-grid { grid-template-columns: 1.4fr 1fr 1fr; }
}
.site-footer h3 {
  margin: 0 0 0.65rem;
  color: var(--white);
  font-size: 0.92rem;
}
.site-footer a { color: #9fd4c8; text-decoration: none; }
.site-footer a:hover { color: var(--white); }
.site-footer ul { list-style: none; margin: 0; padding: 0; }
.site-footer li { margin-bottom: 0.4rem; }
.footer-brand {
  display: flex;
  gap: 0.7rem;
  align-items: flex-start;
  margin-bottom: 0.75rem;
}
.footer-brand img {
  width: 42px;
  height: 42px;
  border-radius: 50%;
}
.footer-legal {
  margin-top: 1.75rem;
  padding-top: 1.15rem;
  border-top: 1px solid rgba(255,255,255,0.12);
  font-size: 0.84rem;
  color: rgba(255,255,255,0.55);
}
.footer-legal p { margin: 0 0 0.3rem; }

/* Utilities */
.mt-0 { margin-top: 0; }
.mb-0 { margin-bottom: 0; }
.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0);
  white-space: nowrap; border: 0;
}
.two-col {
  display: grid;
  gap: 1.5rem;
}
@media (min-width: 800px) {
  .two-col { grid-template-columns: 1fr 1fr; }
}
.list-check {
  list-style: none;
  padding: 0;
  margin: 0;
}
.list-check li {
  position: relative;
  padding-left: 1.45rem;
  margin-bottom: 0.5rem;
  color: var(--slate-700);
}
.list-check li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.45rem;
  width: 0.6rem;
  height: 0.6rem;
  border-radius: 50%;
  background: var(--teal-500);
}
.example-codes {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin: 0.65rem 0 0;
}
.example-codes code {
  background: var(--slate-100);
  border: 1px solid var(--slate-200);
  padding: 0.2rem 0.5rem;
  border-radius: 6px;
  font-size: 0.86rem;
  color: var(--navy-800);
}
.split-copy h2 {
  margin: 0.5rem 0 0.55rem;
  color: var(--navy-900);
  letter-spacing: -0.02em;
  font-size: clamp(1.35rem, 2.5vw, 1.75rem);
}
.split-copy p { color: var(--muted); margin: 0 0 0.75rem; }