/* ==========================================================================
   China Auto Source — Independent Automotive Parts Sourcing from China
   Design tokens: Deep navy #0F172A · Blue #2563EB · Light gray #F8FAFC
   Typography: Manrope (headings) · Inter (body)
   ========================================================================== */

:root {
  --navy: #0F172A;
  --navy-soft: #1E293B;
  --navy-line: #334155;
  --blue: #2563EB;
  --blue-hover: #1D4ED8;
  --blue-deep: #1E40AF;
  --blue-tint: #EFF6FF;

  --bg-light: #F8FAFC;
  --white: #FFFFFF;

  --text: #475569;
  --text-muted: #64748B;
  --text-faint: #94A3B8;
  --text-dark: #0F172A;

  --border: #E2E8F0;
  --border-strong: #CBD5E1;

  --radius-sm: 6px;
  --radius: 8px;
  --radius-pill: 999px;

  --shadow-card: 0 1px 2px rgba(15, 23, 42, .04);
  --shadow-lift: 0 12px 28px -12px rgba(15, 23, 42, .18);

  --font-head: 'Manrope', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --font-body: 'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;

  --container: 1200px;
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--text);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; }
h1, h2, h3, h4 {
  font-family: var(--font-head);
  color: var(--text-dark);
  margin: 0;
  font-weight: 800;
  letter-spacing: -.02em;
}
p { margin: 0; }
ul { margin: 0; padding: 0; list-style: none; }

/* ---------- Layout ---------- */
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}
.section { padding: 96px 0; }
.section--tight { padding: 64px 0; }
.section--light { background: var(--bg-light); }
.section--navy { background: var(--navy); }
.section--tint { background: var(--blue-tint); }

/* ---------- Typography ---------- */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 1.4px;
  text-transform: uppercase;
  color: var(--blue);
}
.eyebrow::before {
  content: "";
  width: 8px; height: 8px;
  border-radius: 1px;
  background: var(--blue);
}
.eyebrow--muted { color: var(--text-faint); }
.eyebrow--muted::before { background: var(--text-faint); }

.section-title {
  font-size: 40px;
  line-height: 1.2;
  font-weight: 800;
}
.section-sub {
  font-size: 17px;
  color: var(--text-muted);
  line-height: 1.65;
}
.section-head { margin-bottom: 48px; }
.section-head > * + * { margin-top: 14px; }

.display { font-size: 56px; line-height: 1.14; font-weight: 800; }
.h2-sm { font-size: 32px; line-height: 1.22; font-weight: 800; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 16px 28px;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 16px;
  font-weight: 600;
  line-height: 1;
  transition: background-color .18s ease, border-color .18s ease, color .18s ease, transform .18s ease;
  white-space: nowrap;
}
.btn--primary { background: var(--blue); color: var(--white); }
.btn--primary:hover { background: var(--blue-hover); transform: translateY(-1px); }
.btn--secondary { background: var(--white); color: var(--text-dark); border-color: var(--border-strong); }
.btn--secondary:hover { border-color: var(--text-muted); }
.btn--ghost-light { background: transparent; color: #E2E8F0; border-color: var(--navy-line); }
.btn--ghost-light:hover { border-color: var(--text-faint); color: var(--white); }
.btn--sm { padding: 13px 24px; font-size: 15px; }
.btn--lg { padding: 18px 36px; font-size: 17px; }
.btn-row { display: flex; flex-wrap: wrap; gap: 16px; }

/* ==========================================================================
   Header
   ========================================================================== */
.header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--white);
  border-bottom: 1px solid var(--border);
}
.header__inner {
  height: 88px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}
.logo { display: flex; flex-direction: column; gap: 3px; }
.logo__name {
  font-family: var(--font-head);
  font-size: 21px;
  font-weight: 800;
  letter-spacing: -.02em;
  color: var(--text-dark);
}
.logo__tag {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: .4px;
  color: var(--text-muted);
}
.nav { display: flex; align-items: center; gap: 34px; }
.nav a {
  font-size: 15px;
  font-weight: 500;
  color: #334155;
  transition: color .18s ease;
}
.nav a:hover { color: var(--blue); }
.nav a.is-active { color: var(--blue); }

.nav-toggle {
  display: none;
  width: 44px; height: 44px;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
}
.nav-toggle span {
  display: block; width: 18px; height: 1.5px;
  background: var(--text-dark); position: relative;
}
.nav-toggle span::before,
.nav-toggle span::after {
  content: ""; position: absolute; left: 0;
  width: 18px; height: 1.5px; background: var(--text-dark);
}
.nav-toggle span::before { top: -6px; }
.nav-toggle span::after { top: 6px; }

/* ==========================================================================
   Hero
   ========================================================================== */
.hero { background: var(--bg-light); padding: 92px 0; }
.hero__grid {
  display: grid;
  grid-template-columns: 1fr 460px;
  gap: 64px;
  align-items: center;
}
.hero__content { display: flex; flex-direction: column; gap: 24px; }
.hero__title { font-size: 52px; line-height: 58px; font-weight: 800; }
.hero__lead {
  font-family: var(--font-head);
  font-size: 24px;
  font-weight: 600;
  line-height: 1.4;
  color: var(--blue);
}
.hero__body { font-size: 17px; line-height: 29px; color: var(--text); }
.hero__note { font-size: 15px; line-height: 26px; color: var(--text-muted); }
.hero__media img {
  width: 100%;
  height: 400px;
  object-fit: cover;
  border-radius: var(--radius);
}

/* ---------- Trust bar ---------- */
.trust { padding: 56px 0; background: var(--white); }
.trust__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}
.trust__item { display: flex; gap: 16px; align-items: flex-start; }
.trust__item + .trust__item { border-left: 1px solid var(--border); padding-left: 40px; }
.trust__icon { flex-shrink: 0; width: 24px; height: 24px; color: var(--blue); }
.trust__title { font-size: 17px; font-weight: 700; margin-bottom: 6px; }
.trust__desc { font-size: 14px; line-height: 23px; color: var(--text-muted); }

/* ==========================================================================
   Cards & grids
   ========================================================================== */
.grid { display: grid; gap: 24px; }
.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }
.grid--5 { grid-template-columns: repeat(5, 1fr); gap: 20px; }

.cat-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: box-shadow .2s ease, transform .2s ease;
}
.cat-card:hover { box-shadow: var(--shadow-lift); transform: translateY(-2px); }
.cat-card__img { width: 100%; height: 176px; object-fit: cover; background: var(--border); }
.cat-card__body { padding: 24px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.cat-card__num {
  font-size: 13px; font-weight: 800; letter-spacing: 2px; color: var(--blue);
}
.cat-card__title { font-family: var(--font-head); font-size: 20px; font-weight: 700; color: var(--text-dark); }
.cat-card__apps { font-size: 13px; font-weight: 500; color: var(--text-muted); }
.cat-card__link {
  margin-top: auto; padding-top: 4px;
  font-size: 14px; font-weight: 600; color: var(--blue);
  display: inline-flex; align-items: center; gap: 6px;
}
.cat-card__link:hover { gap: 10px; }

/* Image placeholder (for assets not yet photographed) */
.img-placeholder {
  width: 100%; height: 176px;
  background: linear-gradient(135deg, #E8EDF3 0%, #D9E1EA 100%);
  display: flex; flex-direction: column;
  align-items: center; justify-content: center; gap: 6px;
  color: var(--text-muted); font-size: 12px; font-weight: 500;
}

/* ---------- Numbered feature card ---------- */
.feature-card {
  background: var(--bg-light);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  display: flex; flex-direction: column; gap: 12px;
}
.feature-card--white { background: var(--white); }
.feature-card__num { font-size: 13px; font-weight: 800; letter-spacing: 2px; color: var(--blue); }
.feature-card__title { font-family: var(--font-head); font-size: 19px; font-weight: 700; color: var(--text-dark); }
.feature-card__desc { font-size: 14px; line-height: 24px; color: var(--text-muted); }

/* ---------- Slogan band ---------- */
.slogan { background: var(--navy); padding: 80px 0; text-align: center; }
.slogan__main {
  font-family: var(--font-head);
  font-size: 42px; line-height: 1.25; font-weight: 800; color: var(--white);
}
.slogan__sub { margin-top: 16px; font-size: 20px; color: var(--text-faint); }

/* ---------- Tip bar ---------- */
.tip {
  background: var(--blue-tint);
  padding: 36px 0;
}
.tip__inner { display: flex; gap: 20px; align-items: flex-start; }
.tip__accent { width: 4px; min-height: 66px; border-radius: 2px; background: var(--blue); flex-shrink: 0; }
.tip__title { font-family: var(--font-head); font-size: 20px; font-weight: 700; color: var(--text-dark); }
.tip__desc { margin-top: 8px; font-size: 15px; color: var(--text); }

/* ---------- Brand / application card ---------- */
.brand-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  display: flex; flex-direction: column; gap: 14px;
}
.brand-card__name { font-family: var(--font-head); font-size: 19px; font-weight: 800; color: var(--text-dark); }
.brand-card__models { font-size: 13px; font-weight: 500; line-height: 22px; color: var(--text-muted); }

.disclaimer { margin-top: 32px; font-size: 13px; color: var(--text-faint); }

/* ---------- Network (Supplier Network page) ---------- */
.net-intro { max-width: 820px; display: flex; flex-direction: column; gap: 16px; margin: 0 auto 56px; }
.net-intro__p { font-size: 16px; line-height: 28px; color: var(--text); }
.net-intro__p--strong { font-size: 18px; font-weight: 600; color: var(--text-dark); }

.net-card { background: var(--white); border: 1px solid var(--border); border-radius: var(--radius); padding: 24px; display: flex; flex-direction: column; gap: 10px; }
.net-card__num { font-size: 13px; font-weight: 600; letter-spacing: 1px; color: var(--blue); }
.net-card__title { font-family: var(--font-head); font-size: 18px; font-weight: 800; color: var(--text-dark); }
.net-card__desc { font-size: 14px; line-height: 23px; color: var(--text); }

.why-block { max-width: 820px; display: flex; flex-direction: column; gap: 24px; }
.why-points { display: flex; flex-direction: column; gap: 12px; }
.why-points li { font-size: 15px; line-height: 24px; color: var(--text); }
.why-close { font-size: 16px; line-height: 28px; font-weight: 600; color: var(--text-dark); }

/* ---------- Note card ---------- */
.note-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px 28px;
  display: flex; gap: 16px; align-items: flex-start;
}
.note-card__dot { width: 8px; height: 8px; border-radius: 4px; background: var(--blue); flex-shrink: 0; margin-top: 8px; }
.note-card__title { font-family: var(--font-head); font-size: 18px; font-weight: 700; color: var(--text-dark); }
.note-card__desc { margin-top: 8px; font-size: 14px; line-height: 24px; color: var(--text); }

/* ==========================================================================
   Page hero (sub pages)
   ========================================================================== */
.page-hero { background: var(--bg-light); padding: 88px 0; }
.page-hero__inner { display: flex; flex-direction: column; gap: 18px; }
.page-hero__crumb {
  font-size: 13px; font-weight: 600; letter-spacing: 2px;
  text-transform: uppercase; color: var(--text-faint);
}
.page-hero__title { font-size: 56px; line-height: 1.14; font-weight: 800; }
.page-hero__sub { font-size: 17px; color: var(--text-muted); max-width: 760px; }

/* ==========================================================================
   Product detail
   ========================================================================== */
.pd-top { display: grid; grid-template-columns: 540px 1fr; gap: 64px; padding: 64px 0; align-items: start; }
.pd-top__img { width: 100%; height: 460px; object-fit: cover; border-radius: var(--radius); }
.pd-info { display: flex; flex-direction: column; gap: 18px; }
.pd-crumb { font-size: 12px; font-weight: 600; letter-spacing: 1.5px; color: var(--blue); }
.pd-title { font-size: 42px; line-height: 50px; font-weight: 800; }
.pd-sub { font-size: 15px; line-height: 26px; color: var(--text); }
.pd-label {
  font-size: 12px; font-weight: 600; letter-spacing: 1.5px;
  text-transform: uppercase; color: var(--text-faint);
}
.pills { display: flex; flex-wrap: wrap; gap: 10px; }
.pill {
  padding: 7px 14px;
  border-radius: var(--radius-pill);
  background: var(--blue-tint);
  font-size: 13px; font-weight: 500; color: var(--blue-deep);
}

/* Components list */
.comp-item {
  display: flex; align-items: center; gap: 14px;
  padding: 18px 20px;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 15px; font-weight: 500; color: var(--text-dark);
  transition: border-color .18s ease;
}
.comp-item:hover { border-color: var(--border-strong); }
.comp-item__dot { width: 8px; height: 8px; border-radius: 4px; background: var(--blue); flex-shrink: 0; }

/* Spec table */
.spec-table { border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; }
.spec-row {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 24px;
  align-items: center;
  min-height: 56px;
  padding: 0 16px;
}
.spec-row:nth-child(even) { background: var(--bg-light); }
.spec-key { font-size: 14px; font-weight: 500; color: var(--text-muted); }
.spec-val { font-size: 15px; font-weight: 500; color: var(--text-dark); }

/* ==========================================================================
   Steps (How it works)
   ========================================================================== */
.steps { display: flex; flex-direction: column; gap: 32px; }
.step { display: grid; grid-template-columns: 100px 1fr; gap: 32px; align-items: start; }
.step__num {
  font-family: var(--font-head);
  font-size: 60px; font-weight: 800; line-height: 1;
  color: var(--blue);
}
.step__title { font-family: var(--font-head); font-size: 26px; font-weight: 700; color: var(--text-dark); }
.step__desc { margin-top: 12px; font-size: 16px; line-height: 28px; color: var(--text); }

/* ==========================================================================
   About
   ========================================================================== */
.about-hero { display: flex; flex-direction: column; align-items: center; gap: 24px; padding: 112px 0; text-align: center; }
.about-intro { display: flex; flex-direction: column; gap: 24px; align-items: center; width: 100%; max-width: 820px; }
.about-intro__title { font-size: 64px; line-height: 72px; font-weight: 800; }
.about-intro__lead { font-family: var(--font-head); font-size: 22px; font-weight: 600; color: var(--blue); }
.about-intro__p { font-size: 16px; line-height: 28px; color: var(--text); }
.about-intro__p--strong { font-size: 17px; font-weight: 600; color: var(--text-dark); }
.about-intro .btn-row { justify-content: center; }

/* ==========================================================================
   CTA band
   ========================================================================== */
.cta-band { background: var(--navy); padding: 64px 0; }
.cta-band__inner { display: flex; align-items: center; justify-content: space-between; gap: 32px; }
.cta-band__title { font-size: 32px; line-height: 1.25; font-weight: 800; color: var(--white); }
.cta-band__sub { margin-top: 10px; font-size: 15px; color: var(--text-faint); }
.cta-band__left { flex: 1; }

/* ---------- Inline CTA bar ---------- */
.cta-bar { background: var(--bg-light); padding: 48px 0; }
.cta-bar__inner { display: flex; align-items: center; justify-content: space-between; gap: 32px; }
.cta-bar__title { font-family: var(--font-head); font-size: 26px; font-weight: 700; color: var(--text-dark); }

/* ==========================================================================
   Forms
   ========================================================================== */
.form-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.field { display: flex; flex-direction: column; gap: 8px; }
.field__label { font-size: 13px; font-weight: 500; color: var(--text-dark); }
.field__req { color: var(--blue); }
.field input,
.field textarea,
.field select {
  width: 100%;
  font-family: var(--font-body);
  font-size: 15px;
  color: var(--text-dark);
  background: var(--bg-light);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0 16px;
  height: 50px;
  transition: border-color .18s ease, box-shadow .18s ease;
}
.field textarea { height: 140px; padding: 16px; line-height: 1.6; resize: vertical; }
.field input::placeholder,
.field textarea::placeholder { color: var(--text-faint); }
.field input:focus,
.field textarea:focus,
.field select:focus {
  outline: none;
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, .12);
  background: var(--white);
}
.field--full { grid-column: 1 / -1; }

.upload-row {
  grid-column: 1 / -1;
  display: flex; align-items: center; justify-content: center; gap: 12px;
  height: 64px;
  background: var(--bg-light);
  border: 1px dashed var(--border-strong);
  border-radius: var(--radius-sm);
  font-size: 15px; font-weight: 500; color: var(--text);
  cursor: pointer;
  transition: border-color .18s ease, background-color .18s ease;
}
.upload-row:hover { border-color: var(--blue); background: var(--blue-tint); }
.upload-row input { display: none; }

.form-note { margin-top: 24px; font-size: 13px; color: var(--text-muted); }
.form-status {
  margin-top: 20px; padding: 16px 20px;
  border-radius: var(--radius-sm);
  background: #ECFDF5; border: 1px solid #A7F3D0;
  color: #065F46; font-size: 15px; font-weight: 500;
  display: none;
}
.form-status.is-visible { display: block; }
.form-status.is-error { background: #FEF2F2; border-color: #FECACA; color: #991B1B; }

/* Dark form variant (home page) */
.form-dark .field__label { color: #CBD5E1; }
.form-dark .field input,
.form-dark .field textarea { background: var(--navy-soft); border-color: var(--navy-line); color: var(--white); }
.form-dark .field input::placeholder,
.form-dark .field textarea::placeholder { color: var(--text-muted); }
.form-dark .field input:focus,
.form-dark .field textarea:focus { background: var(--navy-soft); }
.form-dark .upload-row { background: transparent; border-color: var(--navy-line); color: #CBD5E1; }
.form-dark .form-note { color: var(--text-faint); }

/* ==========================================================================
   Footer
   ========================================================================== */
.footer { background: var(--navy); padding: 72px 0; }
.footer__top { display: flex; gap: 60px; flex-wrap: wrap; }
.footer__brand { width: 340px; }
.footer__logo { font-family: var(--font-head); font-size: 22px; font-weight: 800; color: var(--white); }
.footer__tag { margin-top: 12px; font-size: 14px; line-height: 23px; color: var(--text-faint); }
.footer__col { display: flex; flex-direction: column; gap: 14px; }
.footer__heading {
  font-size: 13px; font-weight: 600; letter-spacing: 1.2px;
  text-transform: uppercase; color: var(--white);
}
.footer__link { font-size: 14px; color: var(--text-faint); transition: color .18s ease; }
.footer__link:hover { color: var(--white); }
.footer__contact-pair { display: flex; flex-direction: column; gap: 4px; }
.footer__contact-label { font-size: 14px; color: var(--text-faint); }
.footer__contact-value { font-size: 14px; font-weight: 500; color: var(--border); word-break: break-all; }
.footer__divider { height: 1px; background: var(--navy-soft); margin: 56px 0 24px; }
.footer__copy { font-size: 13px; color: var(--text-muted); }

/* ==========================================================================
   Floating WhatsApp
   ========================================================================== */
.wa-float {
  position: fixed;
  right: 24px; bottom: 24px;
  z-index: 60;
  display: inline-flex; align-items: center; gap: 8px;
  padding: 13px 20px;
  border-radius: var(--radius-pill);
  background: #25D366;
  color: #fff;
  font-size: 15px; font-weight: 600;
  box-shadow: 0 8px 24px -8px rgba(37, 211, 102, .6);
  transition: transform .18s ease;
}
.wa-float:hover { transform: translateY(-2px); }

/* ==========================================================================
   Wide-screen enhancement — use more of the viewport on large monitors
   instead of capping content at 1200px with empty gutters on both sides
   ========================================================================== */
@media (min-width: 1440px) { :root { --container: 1360px; } }
@media (min-width: 1920px) { :root { --container: 1500px; } }
@media (min-width: 2400px) { :root { --container: 1680px; } }

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 1080px) {
  .hero__grid { grid-template-columns: 1fr; gap: 40px; }
  .hero__media img { height: 320px; }
  .pd-top { grid-template-columns: 1fr; gap: 40px; }
  .pd-top__img { height: 360px; }
  .about-hero { padding: 80px 0; }
  .grid--4 { grid-template-columns: repeat(2, 1fr); }
  .grid--5 { grid-template-columns: repeat(3, 1fr); }
  .nav { gap: 24px; }
}

@media (max-width: 860px) {
  .section { padding: 64px 0; }
  .section-title { font-size: 32px; }
  .display, .page-hero__title { font-size: 40px; }
  .hero__title { font-size: 38px; line-height: 44px; }
  .hero { padding: 56px 0; }
  .page-hero { padding: 56px 0; }
  .slogan__main { font-size: 30px; }
  .about-intro__title { font-size: 42px; line-height: 50px; }
  .pd-title { font-size: 32px; line-height: 40px; }

  .nav {
    position: absolute;
    top: 88px; left: 0; right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: var(--white);
    border-bottom: 1px solid var(--border);
    padding: 8px 0;
    display: none;
  }
  .nav.is-open { display: flex; }
  .nav a { padding: 14px 0; }
  .nav-toggle { display: inline-flex; }
  .header__cta { display: none; }

  .trust__grid { grid-template-columns: 1fr; gap: 24px; }
  .trust__item + .trust__item { border-left: 0; padding-left: 0; border-top: 1px solid var(--border); padding-top: 24px; }

  .grid--2, .grid--3, .grid--4 { grid-template-columns: 1fr; }
  .grid--5 { grid-template-columns: repeat(2, 1fr); }

  .step { grid-template-columns: 60px 1fr; gap: 20px; }
  .step__num { font-size: 40px; }

  .form-grid { grid-template-columns: 1fr; }
  .spec-row { grid-template-columns: 140px 1fr; gap: 16px; }

  .cta-band__inner, .cta-bar__inner { flex-direction: column; align-items: flex-start; gap: 24px; }
  .cta-band__title { font-size: 26px; }

  .footer__top { gap: 40px; }
  .footer__brand { width: 100%; }
}

@media (max-width: 640px) {
  .grid--5 { grid-template-columns: 1fr; }
  .hero__title { font-size: 32px; line-height: 40px; }
  .btn-row .btn { width: 100%; }
  .wa-float { right: 16px; bottom: 16px; padding: 11px 16px; font-size: 14px; }
}