:root {
  --dayu-blue-950: #0b1f3b;
  --dayu-blue-700: #0b3a66;
  --dayu-blue-500: #2f6bff;
  --dayu-blue-100: #eaf1ff;
  --dayu-gray-25: #ffffff;
  --dayu-gray-50: #f7f9fc;
  --dayu-gray-100: #f5f7fa;
  --dayu-gray-200: #e5e7eb;
  --dayu-gray-500: #6b7280;
  --dayu-gray-900: #111827;
  --dayu-font: Inter, "SF Pro Display", "SF Pro Text", "PingFang SC", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --dayu-space-1: 4px;
  --dayu-space-2: 8px;
  --dayu-space-3: 12px;
  --dayu-space-4: 16px;
  --dayu-space-6: 24px;
  --dayu-space-8: 32px;
  --dayu-space-12: 48px;
  --dayu-space-16: 64px;
  --dayu-radius-card: 12px;
  --dayu-radius-button: 8px;
  --dayu-radius-input: 10px;
  --dayu-radius-modal: 16px;
  --dayu-shadow-card: 0 1px 2px rgba(17, 24, 39, 0.04), 0 16px 48px rgba(11, 31, 59, 0.08);
  --dayu-shadow-soft: 0 12px 36px rgba(11, 31, 59, 0.08);
  --dayu-shell: min(1180px, calc(100vw - 48px));
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--dayu-font);
  color: var(--dayu-gray-900);
  background: var(--dayu-gray-25);
  font-size: 17px;
  line-height: 1.65;
  letter-spacing: 0;
  text-rendering: geometricPrecision;
  -webkit-font-smoothing: antialiased;
}

body.dayu-menu-open {
  overflow: hidden;
}

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

a {
  color: inherit;
}

.bf-shell {
  width: var(--dayu-shell);
  max-width: var(--dayu-shell);
}

.bf-main {
  background: var(--dayu-gray-25);
}

.bf-section,
.dayu-section {
  padding: var(--dayu-space-16) 0;
  background: var(--dayu-gray-25);
}

.bf-section--muted,
.dayu-section--muted {
  background: var(--dayu-gray-100);
}

.bf-section-head {
  max-width: 760px;
  margin: 0 0 var(--dayu-space-8);
}

.bf-section-head--row {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: var(--dayu-space-6);
  max-width: none;
}

.bf-kicker,
.dayu-kicker {
  margin: 0 0 var(--dayu-space-3);
  color: var(--dayu-blue-500);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0;
  text-transform: none;
}

h1,
.dayu-h1 {
  margin: 0;
  color: var(--dayu-blue-950);
  font-size: clamp(40px, 5vw, 52px);
  line-height: 1.1;
  font-weight: 700;
  letter-spacing: 0;
}

h2,
.dayu-h2 {
  margin: 0;
  color: var(--dayu-blue-950);
  font-size: clamp(30px, 4vw, 40px);
  line-height: 1.2;
  font-weight: 700;
  letter-spacing: 0;
}

h3,
.dayu-h3 {
  margin: 0;
  color: var(--dayu-blue-950);
  font-size: clamp(22px, 2.5vw, 28px);
  line-height: 1.3;
  font-weight: 650;
  letter-spacing: 0;
}

p {
  margin: var(--dayu-space-3) 0 0;
}

.bf-section-head p,
.dayu-lead {
  color: var(--dayu-gray-500);
  font-size: 18px;
  line-height: 1.65;
}

.bf-actions,
.dayu-actions,
.bf-card__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--dayu-space-3);
  margin-top: var(--dayu-space-6);
}

.bf-btn,
.button,
button,
input[type="submit"] {
  min-height: 44px;
  border-radius: var(--dayu-radius-button);
  font-family: var(--dayu-font);
  font-size: 15px;
  font-weight: 650;
  line-height: 1;
  text-decoration: none;
  transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease, border-color 0.18s ease;
}

.bf-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--dayu-space-2);
  padding: 0 var(--dayu-space-6);
  border: 1px solid transparent;
}

.bf-btn:hover,
.button:hover,
button:hover,
input[type="submit"]:hover {
  transform: translateY(-1px);
}

.bf-btn--primary,
.bf-btn--header,
.bf-mobile-conversion-bar__item,
.js-rfq-submit,
.js-rfq-next {
  color: #fff;
  background: var(--dayu-blue-500);
  border-color: var(--dayu-blue-500);
  box-shadow: 0 10px 24px rgba(47, 107, 255, 0.22);
}

.bf-btn--primary:hover,
.bf-btn--header:hover,
.bf-mobile-conversion-bar__item:hover {
  background: #1e5df2;
  border-color: #1e5df2;
  box-shadow: 0 14px 34px rgba(47, 107, 255, 0.26);
}

.bf-btn--secondary,
.js-rfq-prev {
  color: var(--dayu-blue-950);
  background: transparent;
  border-color: rgba(11, 31, 59, 0.18);
  box-shadow: none;
}

.bf-btn--secondary:hover,
.js-rfq-prev:hover {
  border-color: var(--dayu-blue-500);
  color: var(--dayu-blue-500);
  box-shadow: 0 10px 30px rgba(11, 31, 59, 0.08);
}

.bf-btn--whatsapp,
.bf-mobile-conversion-bar__item--whatsapp {
  color: var(--dayu-blue-950);
  background: #fff;
  border-color: rgba(11, 31, 59, 0.12);
}

.bf-card,
.bf-post-card,
.dayu-card,
.bf-feature-item,
.bf-capability-panel article,
.bf-faq-item {
  border: 1px solid rgba(11, 31, 59, 0.08);
  border-radius: var(--dayu-radius-card);
  background: #fff;
  box-shadow: var(--dayu-shadow-card);
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.bf-card,
.dayu-card,
.bf-feature-item {
  padding: var(--dayu-space-6);
}

.bf-card:hover,
.bf-post-card:hover,
.dayu-card:hover,
.bf-feature-item:hover {
  transform: translateY(-2px);
  border-color: rgba(47, 107, 255, 0.22);
  box-shadow: 0 18px 54px rgba(11, 31, 59, 0.1);
}

.bf-card__label {
  display: inline-flex;
  margin-bottom: var(--dayu-space-3);
  color: var(--dayu-gray-500);
  font-size: 14px;
  font-weight: 650;
}

.bf-text-link,
.bf-link {
  display: inline-flex;
  margin-top: var(--dayu-space-4);
  color: var(--dayu-blue-500);
  font-size: 15px;
  font-weight: 650;
  text-decoration: none;
}

.bf-card-grid,
.dayu-card-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--dayu-space-4);
}

.bf-feature-list,
.dayu-feature-grid {
  display: grid;
  gap: var(--dayu-space-4);
}

.bf-feature-list--four,
.dayu-feature-grid--four {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.bf-feature-number,
.dayu-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  margin-bottom: var(--dayu-space-4);
  border-radius: 999px;
  color: var(--dayu-blue-500);
  background: var(--dayu-blue-100);
  font-size: 14px;
  font-weight: 750;
}

.dayu-header {
  position: sticky;
  top: 0;
  z-index: 80;
  height: 64px;
  border-bottom: 1px solid rgba(11, 31, 59, 0.08);
  background: rgba(255, 255, 255, 0.86);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}

.dayu-header .bf-header__inner {
  height: 64px;
  display: flex;
  align-items: center;
  gap: var(--dayu-space-4);
}

.dayu-brand {
  display: inline-flex;
  align-items: center;
  gap: var(--dayu-space-3);
  min-width: max-content;
  color: var(--dayu-blue-950);
  font-weight: 700;
  text-decoration: none;
}

.dayu-brand img {
  width: 138px;
  height: auto;
  display: block;
}

.dayu-brand span {
  display: none;
}

.dayu-header-panel {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--dayu-space-4);
  flex: 1;
}

.bf-nav-list {
  display: flex;
  align-items: center;
  gap: var(--dayu-space-2);
  list-style: none;
  margin: 0;
  padding: 0;
}

.bf-nav-list a {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding: 0 var(--dayu-space-3);
  border-radius: var(--dayu-radius-button);
  color: var(--dayu-gray-900);
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
}

.bf-nav-list a:hover {
  color: var(--dayu-blue-500);
  background: var(--dayu-gray-100);
}

.bf-language-switcher {
  display: flex;
  align-items: center;
  gap: var(--dayu-space-1);
  padding: var(--dayu-space-1);
  border: 1px solid rgba(11, 31, 59, 0.08);
  border-radius: 999px;
  background: #fff;
}

.bf-language-switcher a,
.bf-language-switcher button {
  min-height: 32px;
  padding: 0 var(--dayu-space-2);
  border-radius: 999px;
  color: var(--dayu-gray-500);
  background: transparent;
  border: 0;
  box-shadow: none;
  font-size: 12px;
  font-weight: 700;
  text-decoration: none;
}

.bf-language-switcher a:hover,
.bf-language-switcher a.is-active,
.bf-language-switcher button:hover,
.bf-language-switcher button.is-active {
  color: var(--dayu-blue-950);
  background: var(--dayu-blue-100);
}

.bf-header-actions {
  display: flex;
  align-items: center;
  gap: var(--dayu-space-2);
}

.dayu-menu-toggle {
  display: none;
  width: 40px;
  height: 40px;
  min-height: 40px;
  padding: 0;
  border: 1px solid rgba(11, 31, 59, 0.12);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.84);
  box-shadow: none;
}

.dayu-menu-toggle span {
  display: block;
  width: 16px;
  height: 2px;
  margin: 3px auto;
  border-radius: 99px;
  background: var(--dayu-blue-950);
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.dayu-menu-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(5px) rotate(45deg);
}

.dayu-menu-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.dayu-menu-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-5px) rotate(-45deg);
}

.dayu-hero {
  padding: var(--dayu-space-16) 0;
  background: linear-gradient(180deg, #fff 0%, var(--dayu-gray-100) 100%);
}

.dayu-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(360px, 1.05fr);
  align-items: center;
  gap: var(--dayu-space-12);
}

.dayu-hero__copy {
  max-width: 640px;
}

.dayu-hero__copy > p:not(.bf-kicker) {
  color: var(--dayu-gray-500);
  font-size: 19px;
}

.dayu-hero__visual {
  position: relative;
  min-height: 520px;
  border-radius: 24px;
  background: #fff;
  overflow: hidden;
  box-shadow: 0 24px 80px rgba(11, 31, 59, 0.12);
}

.dayu-bucket-stage {
  position: absolute;
  inset: var(--dayu-space-6);
  display: grid;
  place-items: center;
}

.dayu-bucket-stage img {
  max-height: 500px;
  width: auto;
  object-fit: contain;
  filter: drop-shadow(0 28px 48px rgba(11, 31, 59, 0.12));
}

.dayu-bucket-strip {
  position: absolute;
  left: var(--dayu-space-6);
  right: var(--dayu-space-6);
  bottom: var(--dayu-space-6);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--dayu-space-2);
}

.dayu-bucket-strip img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: contain;
  padding: var(--dayu-space-2);
  border: 1px solid rgba(11, 31, 59, 0.08);
  border-radius: var(--dayu-radius-card);
  background: rgba(255, 255, 255, 0.86);
}

.dayu-logo-card {
  display: inline-flex;
  align-items: center;
  gap: var(--dayu-space-3);
  margin-bottom: var(--dayu-space-6);
  padding: var(--dayu-space-2) var(--dayu-space-4);
  border: 1px solid rgba(11, 31, 59, 0.08);
  border-radius: 999px;
  background: #fff;
  box-shadow: 0 10px 30px rgba(11, 31, 59, 0.06);
}

.dayu-logo-card img {
  width: 96px;
}

.dayu-proof {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--dayu-space-3);
  margin-top: var(--dayu-space-8);
}

.dayu-proof span {
  padding: var(--dayu-space-4);
  border: 1px solid rgba(11, 31, 59, 0.08);
  border-radius: var(--dayu-radius-card);
  background: rgba(255, 255, 255, 0.72);
  color: var(--dayu-blue-950);
  font-size: 14px;
  font-weight: 700;
}

.dayu-trust-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--dayu-space-4);
}

.dayu-trust-item {
  padding: var(--dayu-space-6);
  border: 1px solid rgba(11, 31, 59, 0.08);
  border-radius: var(--dayu-radius-card);
  background: #fff;
}

.dayu-trust-item strong {
  display: block;
  color: var(--dayu-blue-950);
  font-size: 22px;
  line-height: 1.2;
}

.dayu-trust-item span {
  display: block;
  margin-top: var(--dayu-space-2);
  color: var(--dayu-gray-500);
  font-size: 14px;
}

.dayu-split,
.dayu-rfq-inline,
.dayu-faq-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(360px, 1fr);
  gap: var(--dayu-space-8);
  align-items: start;
}

.dayu-product-showcase {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: var(--dayu-space-4);
}

.dayu-product-tile {
  display: grid;
  gap: var(--dayu-space-4);
  align-content: start;
  padding: var(--dayu-space-4);
  border: 1px solid rgba(11, 31, 59, 0.08);
  border-radius: var(--dayu-radius-card);
  background: var(--dayu-gray-50);
  text-align: center;
}

.dayu-product-tile img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: contain;
  mix-blend-mode: multiply;
}

.dayu-product-tile h3 {
  font-size: 16px;
}

.dayu-product-card {
  overflow: hidden;
  padding: 0;
}

.dayu-product-card__media,
.bf-post-card__media {
  display: grid;
  place-items: center;
  aspect-ratio: 1.18;
  padding: var(--dayu-space-6);
  background: var(--dayu-gray-50);
  border-radius: var(--dayu-radius-card) var(--dayu-radius-card) 0 0;
  overflow: hidden;
}

.dayu-product-card__media img,
.bf-post-card__media img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.dayu-product-card__body,
.bf-post-card__body {
  padding: var(--dayu-space-6);
}

.dayu-single-product-hero {
  padding: var(--dayu-space-16) 0;
  background: var(--dayu-gray-100);
}

.dayu-single-product-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(320px, 0.85fr);
  align-items: center;
  gap: var(--dayu-space-12);
}

.dayu-single-product-hero__media {
  display: grid;
  place-items: center;
  min-height: 420px;
  padding: var(--dayu-space-8);
  border: 1px solid rgba(11, 31, 59, 0.08);
  border-radius: 24px;
  background: #fff;
  box-shadow: var(--dayu-shadow-soft);
}

.dayu-single-product-hero__media img {
  max-height: 460px;
  object-fit: contain;
  filter: drop-shadow(0 22px 42px rgba(11, 31, 59, 0.1));
}

.dayu-spec-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--dayu-space-3);
  margin-top: var(--dayu-space-6);
}

.dayu-spec-strip div {
  padding: var(--dayu-space-4);
  border: 1px solid rgba(11, 31, 59, 0.08);
  border-radius: var(--dayu-radius-card);
  background: #fff;
}

.dayu-spec-strip span {
  display: block;
  color: var(--dayu-gray-500);
  font-size: 13px;
}

.dayu-spec-strip strong {
  display: block;
  margin-top: var(--dayu-space-1);
  color: var(--dayu-blue-950);
  font-size: 15px;
}

.bf-two-col,
.dayu-two-col {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 360px;
  gap: var(--dayu-space-8);
  align-items: start;
}

.bf-content {
  max-width: none;
}

.bf-content h2 {
  margin-top: var(--dayu-space-12);
  margin-bottom: var(--dayu-space-4);
}

.bf-content h3 {
  margin-top: var(--dayu-space-8);
}

.dayu-content-block + .dayu-content-block {
  margin-top: var(--dayu-space-12);
}

.bf-pill-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--dayu-space-2);
  margin: var(--dayu-space-4) 0 0;
  padding: 0;
  list-style: none;
}

.bf-pill-list li {
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  padding: 0 var(--dayu-space-4);
  border: 1px solid rgba(11, 31, 59, 0.1);
  border-radius: 999px;
  background: var(--dayu-gray-50);
  color: var(--dayu-blue-950);
  font-size: 14px;
  font-weight: 650;
}

.bf-content table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  overflow: hidden;
  border: 1px solid rgba(11, 31, 59, 0.08);
  border-radius: var(--dayu-radius-card);
  background: #fff;
}

.bf-content th,
.bf-content td {
  padding: var(--dayu-space-4);
  border-bottom: 1px solid rgba(11, 31, 59, 0.08);
  text-align: left;
}

.bf-content tr:last-child th,
.bf-content tr:last-child td {
  border-bottom: 0;
}

.bf-sticky-card {
  top: 88px;
}

.bf-data-list {
  display: grid;
  gap: var(--dayu-space-2);
  margin: var(--dayu-space-4) 0;
  padding: 0;
  list-style: none;
}

.bf-data-list li {
  display: grid;
  gap: var(--dayu-space-1);
  padding: var(--dayu-space-3) 0;
  border-bottom: 1px solid rgba(11, 31, 59, 0.08);
}

.bf-data-list span {
  color: var(--dayu-gray-500);
  font-size: 13px;
}

.bf-data-list strong {
  color: var(--dayu-blue-950);
  font-size: 15px;
}

.dayu-product-rfq-card {
  display: grid;
  gap: var(--dayu-space-4);
}

.dayu-product-rfq-card > img {
  width: 100%;
  max-height: 260px;
  object-fit: contain;
  padding: var(--dayu-space-4);
  border-radius: var(--dayu-radius-card);
  background: var(--dayu-gray-50);
}

.dayu-actions--stacked {
  display: grid;
  grid-template-columns: 1fr;
}

.dayu-actions--stacked .bf-btn {
  width: 100%;
}

.dayu-download-links {
  display: grid;
  gap: var(--dayu-space-2);
  padding-top: var(--dayu-space-4);
  border-top: 1px solid rgba(11, 31, 59, 0.08);
}

.dayu-download-links a {
  color: var(--dayu-blue-500);
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
}

.dayu-empty-case-card {
  max-width: 760px;
}

.dayu-rfq-content {
  display: grid;
  gap: var(--dayu-space-6);
}

.dayu-rfq-content > * {
  margin-top: 0;
}

.bf-quote-form {
  display: grid;
  gap: var(--dayu-space-4);
  max-width: 720px;
  width: 100%;
  padding: var(--dayu-space-8);
}

.bf-form-progress {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--dayu-space-2);
  margin-bottom: var(--dayu-space-2);
}

.bf-form-progress span {
  min-height: 32px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  color: var(--dayu-gray-500);
  background: var(--dayu-gray-100);
  font-size: 12px;
  font-weight: 700;
}

.bf-form-progress span.is-active {
  color: #fff;
  background: var(--dayu-blue-500);
}

.bf-form-step {
  display: none;
  border: 0;
  margin: 0;
  padding: 0;
}

.bf-form-step.is-active {
  display: grid;
  gap: var(--dayu-space-4);
}

.bf-form-step legend {
  margin-bottom: var(--dayu-space-3);
  color: var(--dayu-blue-950);
  font-size: 22px;
  font-weight: 700;
}

input,
select,
textarea {
  width: 100%;
  min-height: 44px;
  border: 1px solid rgba(11, 31, 59, 0.14);
  border-radius: var(--dayu-radius-input);
  background: #fff;
  color: var(--dayu-gray-900);
  font-family: var(--dayu-font);
  font-size: 15px;
  padding: 0 var(--dayu-space-4);
  outline: none;
  transition: border-color 0.18s ease, box-shadow 0.18s ease;
}

textarea {
  min-height: 132px;
  padding-top: var(--dayu-space-4);
  resize: vertical;
}

input:focus,
select:focus,
textarea:focus {
  border-color: var(--dayu-blue-500);
  box-shadow: 0 0 0 4px rgba(47, 107, 255, 0.12);
}

.bf-form-controls {
  display: flex;
  gap: var(--dayu-space-3);
  margin-top: var(--dayu-space-2);
}

.bf-rfq-cta,
.dayu-rfq-band {
  background: var(--dayu-blue-950);
  color: #fff;
}

.bf-rfq-cta h2,
.dayu-rfq-band h2,
.bf-rfq-cta .bf-kicker,
.dayu-rfq-band .bf-kicker {
  color: #fff;
}

.bf-rfq-cta p,
.dayu-rfq-band p {
  color: rgba(255, 255, 255, 0.72);
}

.bf-rfq-cta__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--dayu-space-8);
}

.bf-faq-item {
  padding: var(--dayu-space-4) var(--dayu-space-6);
  box-shadow: none;
}

.bf-faq-item summary {
  cursor: pointer;
  color: var(--dayu-blue-950);
  font-weight: 700;
}

.bf-footer {
  background: #fff;
  border-top: 1px solid rgba(11, 31, 59, 0.08);
}

.bf-footer__inner {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1fr);
  gap: var(--dayu-space-8);
  padding: var(--dayu-space-12) 0;
}

.bf-mobile-conversion-bar {
  display: none;
}

@media (max-width: 1080px) {
  .bf-card-grid,
  .dayu-card-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .bf-feature-list--four,
  .dayu-feature-grid--four,
  .dayu-proof {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .dayu-hero__grid,
  .dayu-single-product-hero__grid,
  .bf-two-col,
  .dayu-two-col,
  .dayu-split,
  .dayu-rfq-inline,
  .dayu-faq-layout {
    grid-template-columns: 1fr;
  }

  .dayu-trust-grid,
  .dayu-product-showcase {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 860px) {
  :root {
    --dayu-shell: min(100vw - 32px, 1180px);
  }

  body {
    padding-bottom: 72px;
    font-size: 16px;
  }

  .bf-section,
  .dayu-section,
  .dayu-hero,
  .dayu-single-product-hero {
    padding: var(--dayu-space-8) 0;
  }

  .dayu-header {
    height: 56px;
  }

  .dayu-header .bf-header__inner {
    height: 56px;
  }

  .dayu-brand img {
    width: 108px;
  }

  .dayu-menu-toggle {
    display: inline-flex;
    flex-direction: column;
    justify-content: center;
    margin-left: auto;
  }

  .dayu-header-panel {
    position: fixed;
    top: 64px;
    left: 16px;
    right: 16px;
    display: grid;
    gap: var(--dayu-space-4);
    padding: var(--dayu-space-6);
    border: 1px solid rgba(11, 31, 59, 0.12);
    border-radius: var(--dayu-radius-modal);
    background: rgba(255, 255, 255, 0.88);
    box-shadow: 0 24px 70px rgba(11, 31, 59, 0.18);
    backdrop-filter: blur(22px);
    -webkit-backdrop-filter: blur(22px);
    opacity: 0;
    pointer-events: none;
    transform: translateY(-8px);
    transition: opacity 0.2s ease, transform 0.2s ease;
  }

  body.dayu-menu-open .dayu-header-panel {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
  }

  .bf-nav-list {
    display: grid;
    gap: var(--dayu-space-1);
  }

  .bf-nav-list a {
    min-height: 44px;
    justify-content: space-between;
    padding: 0 var(--dayu-space-4);
    background: rgba(245, 247, 250, 0.82);
  }

  .bf-language-switcher {
    justify-content: space-between;
    width: 100%;
    border-radius: var(--dayu-radius-card);
  }

  .bf-language-switcher a,
  .bf-language-switcher button {
    flex: 1;
  }

  .bf-header-actions {
    display: grid;
    grid-template-columns: 1fr;
  }

  .bf-header-actions .bf-btn {
    width: 100%;
  }

  .bf-header-actions .bf-btn--whatsapp {
    display: none;
  }

  .dayu-hero__grid {
    gap: var(--dayu-space-8);
  }

  .dayu-hero__visual {
    min-height: 390px;
    border-radius: 18px;
  }

  .dayu-bucket-stage {
    inset: var(--dayu-space-4) var(--dayu-space-4) 92px;
  }

  .dayu-bucket-stage img {
    max-height: 300px;
  }

  .dayu-bucket-strip {
    left: var(--dayu-space-4);
    right: var(--dayu-space-4);
    bottom: var(--dayu-space-4);
  }

  .bf-card-grid,
  .dayu-card-grid,
  .bf-feature-list--four,
  .dayu-feature-grid--four,
  .dayu-proof,
  .dayu-trust-grid,
  .dayu-product-showcase,
  .dayu-spec-strip {
    grid-template-columns: 1fr;
  }

  .bf-section-head--row,
  .bf-rfq-cta__inner,
  .bf-footer__inner,
  .dayu-split,
  .dayu-rfq-inline,
  .dayu-faq-layout {
    display: grid;
    grid-template-columns: 1fr;
    align-items: start;
  }

  .bf-quote-form {
    padding: var(--dayu-space-6);
  }

  .bf-form-controls,
  .bf-actions,
  .dayu-actions {
    display: grid;
    grid-template-columns: 1fr;
  }

  .bf-btn {
    width: 100%;
    min-height: 40px;
  }

  .bf-mobile-conversion-bar {
    position: fixed;
    left: 12px;
    right: 12px;
    bottom: 12px;
    z-index: 90;
    display: grid;
    grid-template-columns: 0.9fr 1.2fr;
    gap: var(--dayu-space-2);
    padding: var(--dayu-space-2);
    border: 1px solid rgba(11, 31, 59, 0.1);
    border-radius: var(--dayu-radius-modal);
    background: rgba(255, 255, 255, 0.9);
    box-shadow: 0 18px 44px rgba(11, 31, 59, 0.18);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
  }

  .bf-mobile-conversion-bar__item {
    min-height: 44px;
    border-radius: var(--dayu-radius-button);
    text-decoration: none;
  }
}

@media (max-width: 480px) {
  h1,
  .dayu-h1 {
    font-size: 38px;
  }

  h2,
  .dayu-h2 {
    font-size: 30px;
  }

  .dayu-logo-card {
    width: 100%;
    justify-content: center;
  }
}