/* Summit Environmental (Summit Env) — global styles */
:root {
  --blue-900: #0a2540;
  --blue-800: #0f3460;
  --blue-600: #1e5f8a;
  --blue-500: #2d7ab8;
  --blue-100: #e8f2fa;
  --white: #ffffff;
  --gray-100: #f4f7fb;
  --gray-500: #64748b;
  --whatsapp: #25d366;
  --shadow: 0 4px 24px rgba(10, 37, 64, 0.08);
  --radius: 10px;
  --font: "Segoe UI", system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", sans-serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font);
  color: var(--blue-900);
  background: var(--white);
  line-height: 1.6;
}

a {
  color: var(--blue-600);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

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

.container {
  width: min(1120px, 92vw);
  margin-inline: auto;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--white);
  border-bottom: 1px solid rgba(30, 95, 138, 0.12);
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.8);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.85rem 0;
  flex-wrap: wrap;
}

.logo {
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--blue-900);
  letter-spacing: -0.02em;
}

/* Text wordmark: Summit Env | ZHSD Group */
a.logo-wordmark {
  display: inline-flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 0.2rem 0.45rem;
  font-weight: 700;
  color: var(--blue-900);
  text-decoration: none !important;
  line-height: 1.2;
  padding-left: 0.65rem;
  border-left: 3px solid var(--blue-500);
  transition: color 0.15s ease, border-color 0.15s ease;
}

a.logo-wordmark:hover {
  border-left-color: var(--blue-600);
  text-decoration: none !important;
}

a.logo-wordmark:hover .logo-wm-primary {
  color: var(--blue-600);
}

.logo-wm-primary {
  font-weight: 800;
  font-size: 1.18rem;
  letter-spacing: -0.02em;
  color: var(--blue-900);
}

.logo-wm-sep {
  font-weight: 300;
  opacity: 0.4;
  font-size: 1rem;
  user-select: none;
}

.logo-wm-secondary {
  font-weight: 800;
  font-size: 0.82rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--blue-600);
}

.site-footer .logo-wordmark {
  display: inline-flex;
  padding-left: 0.55rem;
  border-left: 3px solid rgba(255, 255, 255, 0.55);
}

.site-footer .logo-wordmark .logo-wm-primary {
  color: #fff !important;
}

.site-footer .logo-wordmark .logo-wm-sep {
  opacity: 0.5;
  color: #fff;
}

.site-footer .logo-wordmark .logo-wm-secondary {
  color: rgba(200, 220, 240, 0.98) !important;
}

.nav-main {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  flex-wrap: wrap;
}

.nav-main a {
  padding: 0.45rem 0.65rem;
  color: var(--blue-800);
  font-size: 0.9rem;
  font-weight: 600;
  text-decoration: none;
  border-radius: 6px;
}

.nav-main a:hover,
.nav-main a.active {
  background: var(--blue-100);
  color: var(--blue-600);
  text-decoration: none;
}

.header-cta {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.btn-wa {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: var(--whatsapp);
  color: #fff !important;
  font-weight: 600;
  font-size: 0.88rem;
  padding: 0.5rem 1rem;
  border-radius: 8px;
  text-decoration: none !important;
  white-space: nowrap;
}

.btn-wa:hover {
  filter: brightness(1.05);
  text-decoration: none !important;
}

.btn-wa svg {
  flex-shrink: 0;
}

.menu-toggle {
  display: none;
  background: var(--blue-100);
  border: none;
  padding: 0.5rem 0.75rem;
  border-radius: 8px;
  cursor: pointer;
  font-weight: 600;
  color: var(--blue-800);
}

@media (max-width: 900px) {
  .menu-toggle {
    display: block;
  }

  .nav-wrap {
    width: 100%;
    order: 3;
  }

  .nav-main {
    display: none;
    flex-direction: column;
    align-items: stretch;
    padding: 0.5rem 0 0;
  }

  .nav-main.is-open {
    display: flex;
  }

  .header-cta {
    margin-left: auto;
  }
}

/* Hero — factory photo + dark overlay for readable white text */
.hero {
  position: relative;
  color: var(--white);
  padding: 3.5rem 0 4rem;
  background-color: var(--blue-900);
  background-image: linear-gradient(
      135deg,
      rgba(10, 37, 64, 0.9) 0%,
      rgba(10, 37, 64, 0.78) 42%,
      rgba(15, 52, 96, 0.88) 100%
    ),
    url("https://images.unsplash.com/photo-1504307651254-35680f356dfd?w=1920&q=80");
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.hero .container {
  display: grid;
  gap: 2rem;
  align-items: center;
}

@media (min-width: 880px) {
  .hero .container {
    grid-template-columns: 1.1fr 0.9fr;
  }
}

.hero-badge {
  display: inline-block;
  background: rgba(255, 255, 255, 0.15);
  padding: 0.35rem 0.75rem;
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.hero-tagline {
  font-size: clamp(1.02rem, 2.2vw, 1.2rem);
  font-weight: 600;
  font-style: italic;
  letter-spacing: 0.03em;
  color: rgba(255, 255, 255, 0.96);
  margin: 0 0 1.1rem;
  max-width: 38em;
  line-height: 1.45;
  border-left: 3px solid rgba(255, 255, 255, 0.4);
  padding-left: 0.9rem;
}

.hero h1 {
  margin: 0 0 1rem;
  font-size: clamp(1.75rem, 4vw, 2.35rem);
  line-height: 1.2;
  font-weight: 700;
}

.hero-lead {
  font-size: 1.05rem;
  opacity: 0.95;
  max-width: 36em;
  margin: 0 0 1.5rem;
}

.hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
}

.hero-stat strong {
  display: block;
  font-size: 1.35rem;
}

.hero-stat span {
  font-size: 0.85rem;
  opacity: 0.9;
}

.hero-card {
  background: rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(8px);
  border-radius: var(--radius);
  padding: 1.5rem;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.hero-card h3 {
  margin: 0 0 0.75rem;
  font-size: 1rem;
}

.hero-card ul {
  margin: 0;
  padding-left: 1.2rem;
  font-size: 0.92rem;
  opacity: 0.95;
}

/* Sections */
.section {
  padding: 3.5rem 0;
}

.section-alt {
  background: var(--gray-100);
}

.section-title {
  text-align: center;
  margin-bottom: 0.5rem;
  font-size: clamp(1.5rem, 3vw, 1.85rem);
  color: var(--blue-900);
}

.section-sub {
  text-align: center;
  color: var(--gray-500);
  max-width: 560px;
  margin: 0 auto 2.5rem;
  font-size: 1rem;
}

.grid-3 {
  display: grid;
  gap: 1.5rem;
}

@media (min-width: 720px) {
  .grid-3 {
    grid-template-columns: repeat(3, 1fr);
  }
}

.card-solution {
  background: var(--white);
  border-radius: var(--radius);
  padding: 0 0 1.5rem;
  box-shadow: var(--shadow);
  border: 1px solid rgba(30, 95, 138, 0.08);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.card-solution-media {
  margin: 0;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: var(--blue-100);
}

.card-solution-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.card-solution h3 {
  margin: 0 0 0.5rem;
  font-size: 1.1rem;
  color: var(--blue-800);
  padding: 0 1.5rem;
  padding-top: 1.1rem;
}

.card-solution .zh {
  padding: 0 1.5rem;
  font-size: 0.9rem;
  color: var(--blue-600);
  margin-bottom: 0.75rem;
}

.card-solution p:not(.zh) {
  padding: 0 1.5rem;
}

.card-solution p {
  margin: 0;
  font-size: 0.92rem;
  color: var(--gray-500);
}

/* Gallery */
.gallery-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(2, 1fr);
}

@media (min-width: 640px) {
  .gallery-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.gallery-item {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 4/3;
  background: var(--blue-100);
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.gallery-caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 0.5rem 0.65rem;
  background: linear-gradient(transparent, rgba(10, 37, 64, 0.85));
  color: #fff;
  font-size: 0.75rem;
}

.note-real-photos {
  font-size: 0.88rem;
  color: var(--gray-500);
  margin-top: 1rem;
  text-align: center;
}

/* Our Facility — homepage */
.facility-grid {
  display: grid;
  gap: 1.25rem;
  margin-top: 0.5rem;
}

@media (min-width: 768px) {
  .facility-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.facility-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 1.35rem 1.45rem;
  border: 1px solid rgba(30, 95, 138, 0.1);
  box-shadow: var(--shadow);
}

.facility-card h3 {
  margin: 0 0 0.65rem;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--blue-600);
}

.facility-card p {
  margin: 0 0 0.65rem;
  font-size: 0.92rem;
  color: var(--gray-500);
  line-height: 1.55;
}

.facility-card p:last-child {
  margin-bottom: 0;
}

/* Certification strip */
.cert-band {
  background: linear-gradient(135deg, var(--blue-900) 0%, var(--blue-800) 100%);
  color: #fff;
  padding: 1.35rem 0;
  text-align: center;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.cert-band-text {
  margin: 0;
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  opacity: 0.95;
}

/* Footer — address & certification */
.footer-address {
  margin-top: 1rem;
  font-size: 0.82rem;
  line-height: 1.55;
  opacity: 0.9;
}

.footer-address p {
  margin: 0 0 0.5rem;
}

.footer-address p:last-child {
  margin-bottom: 0;
}

.footer-address .addr-role {
  opacity: 0.8;
  font-style: italic;
  font-weight: 400;
}

.addr-placeholder {
  border-bottom: 1px dashed rgba(255, 255, 255, 0.35);
}

.footer-cert {
  margin-top: 0.75rem !important;
  padding-top: 0.75rem;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  font-size: 0.78rem;
  letter-spacing: 0.02em;
  opacity: 0.88;
}

/* CTA band */
.cta-band {
  background: var(--blue-800);
  color: var(--white);
  padding: 2.5rem 0;
  text-align: center;
}

.cta-band h2 {
  margin: 0 0 0.5rem;
  font-size: 1.45rem;
}

.cta-band p {
  margin: 0 0 1.25rem;
  opacity: 0.92;
}

/* Footer */
.site-footer {
  background: var(--blue-900);
  color: rgba(255, 255, 255, 0.88);
  padding: 2.5rem 0 2rem;
  font-size: 0.9rem;
}

.footer-grid {
  display: grid;
  gap: 2rem;
}

@media (min-width: 720px) {
  .footer-grid {
    grid-template-columns: 1.5fr 1fr 1fr;
  }
}

.site-footer h4 {
  margin: 0 0 0.75rem;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  opacity: 0.85;
}

.site-footer a {
  color: #fff;
  text-decoration: none;
}

.site-footer a:hover {
  text-decoration: underline;
}

.footer-bottom {
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  font-size: 0.8rem;
  opacity: 0.75;
  text-align: center;
}

/* Floating WhatsApp */
.wa-float {
  position: fixed;
  right: 1.25rem;
  bottom: 1.25rem;
  z-index: 200;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--whatsapp);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.45);
  text-decoration: none !important;
}

.wa-float:hover {
  transform: scale(1.05);
  text-decoration: none !important;
}

.wa-float svg {
  width: 28px;
  height: 28px;
}

/* Products page */
.collection {
  margin-bottom: 3.5rem;
}

.collection:last-child {
  margin-bottom: 0;
}

.collection-head {
  margin-bottom: 1.25rem;
  padding-bottom: 0.75rem;
  border-bottom: 2px solid var(--blue-100);
}

.collection-head h2 {
  margin: 0 0 0.35rem;
  font-size: 1.35rem;
  color: var(--blue-900);
}

.collection-head .zh-sub {
  margin: 0;
  color: var(--blue-600);
  font-size: 1rem;
}

.collection-desc {
  margin: 0.5rem 0 0;
  font-size: 0.95rem;
  color: var(--gray-500);
}

.product-grid {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: 1fr;
}

@media (min-width: 560px) {
  .product-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 960px) {
  .product-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.product-card {
  background: var(--white);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid rgba(30, 95, 138, 0.1);
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
}

.product-card .img-placeholder {
  aspect-ratio: 16/10;
  background: linear-gradient(145deg, var(--blue-100), #dbeafe);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--blue-600);
  font-weight: 600;
  font-size: 0.88rem;
  text-align: center;
  padding: 1rem;
}

.product-card .body {
  padding: 1rem 1.1rem 1.15rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.product-card h3 {
  margin: 0 0 0.5rem;
  font-size: 1rem;
  color: var(--blue-900);
}

.product-card p {
  margin: 0 0 1rem;
  font-size: 0.88rem;
  color: var(--gray-500);
  flex: 1;
}

.btn-quote {
  display: inline-block;
  text-align: center;
  background: var(--blue-600);
  color: #fff !important;
  font-weight: 600;
  font-size: 0.88rem;
  padding: 0.55rem 1rem;
  border-radius: 8px;
  text-decoration: none !important;
}

.btn-quote:hover {
  background: var(--blue-800);
  text-decoration: none !important;
}

.factory-strip {
  display: grid;
  gap: 1rem;
  grid-template-columns: 1fr;
  margin-top: 2rem;
}

@media (min-width: 768px) {
  .factory-strip {
    grid-template-columns: repeat(3, 1fr);
  }
}

.factory-photo {
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 16/10;
  background: var(--blue-100);
}

.factory-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.factory-label {
  font-size: 0.8rem;
  color: var(--gray-500);
  margin-top: 0.4rem;
}

/* About / Projects / Contact */
.page-hero {
  background: linear-gradient(135deg, var(--blue-900), var(--blue-600));
  color: #fff;
  padding: 2.5rem 0;
}

.page-hero h1 {
  margin: 0;
  font-size: clamp(1.5rem, 3vw, 2rem);
}

.page-hero p {
  margin: 0.5rem 0 0;
  opacity: 0.92;
  max-width: 40em;
}

.content-block {
  max-width: 720px;
}

.content-block h2 {
  margin-top: 2rem;
  margin-bottom: 0.75rem;
  font-size: 1.25rem;
  color: var(--blue-900);
}

.content-block p {
  margin: 0 0 1rem;
  color: var(--gray-500);
}

.contact-hero-box {
  background: var(--white);
  border-radius: var(--radius);
  padding: 1.5rem 1.75rem;
  box-shadow: var(--shadow);
  border: 1px solid rgba(30, 95, 138, 0.1);
  margin-top: -2rem;
  position: relative;
  z-index: 2;
}

.contact-methods {
  display: grid;
  gap: 1rem;
  margin-top: 1rem;
}

@media (min-width: 560px) {
  .contact-methods {
    grid-template-columns: 1fr 1fr;
  }
}

.contact-card {
  background: var(--gray-100);
  padding: 1.25rem;
  border-radius: var(--radius);
  border: 1px solid rgba(30, 95, 138, 0.08);
}

.contact-card strong {
  display: block;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--blue-600);
  margin-bottom: 0.35rem;
}

.contact-card a {
  font-weight: 600;
  font-size: 1.05rem;
  word-break: break-all;
}

.project-card {
  background: var(--white);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid rgba(30, 95, 138, 0.1);
  box-shadow: var(--shadow);
}

.project-card .thumb {
  aspect-ratio: 16/9;
  background: var(--blue-100);
}

.project-card .thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.project-card .body {
  padding: 1.25rem;
}

.project-card h3 {
  margin: 0 0 0.5rem;
  font-size: 1.05rem;
}

.project-card p {
  margin: 0;
  font-size: 0.9rem;
  color: var(--gray-500);
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

/* About — vision, R&D, sourcing */
.about-intro {
  max-width: 720px;
}

.about-lead {
  font-size: 1.05rem;
  color: var(--gray-500);
  margin: 0 0 1.5rem;
}

.about-panel {
  background: var(--white);
  border-radius: var(--radius);
  padding: 1.5rem 1.75rem;
  margin-bottom: 1.25rem;
  border: 1px solid rgba(30, 95, 138, 0.1);
  box-shadow: var(--shadow);
}

.about-panel h2 {
  margin: 0 0 0.75rem;
  font-size: 1.2rem;
  color: var(--blue-900);
}

.about-panel h3 {
  margin: 1.15rem 0 0.45rem;
  font-size: 1rem;
  color: var(--blue-800);
}

.about-panel h3:first-of-type {
  margin-top: 0;
}

.about-panel p {
  margin: 0 0 0.85rem;
  color: var(--gray-500);
  font-size: 0.95rem;
}

.about-panel p:last-child {
  margin-bottom: 0;
}

.about-list {
  margin: 0;
  padding-left: 1.2rem;
  color: var(--gray-500);
  font-size: 0.95rem;
}

.about-list li {
  margin-bottom: 0.5rem;
}

.about-list li:last-child {
  margin-bottom: 0;
}

.factory-strip-wide {
  display: grid;
  gap: 1rem;
  grid-template-columns: 1fr;
}

@media (min-width: 640px) {
  .factory-strip-wide {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 960px) {
  .factory-strip-wide {
    grid-template-columns: repeat(4, 1fr);
  }
}

.placeholder-badge {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--blue-600);
  background: var(--blue-100);
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
  margin-bottom: 0.35rem;
}

/* Products — product lines, spec tables */
.products-intro {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 2.5rem;
}

.products-intro p {
  margin: 0;
  color: var(--gray-500);
  font-size: 1rem;
}

.product-line {
  margin-bottom: 3.5rem;
  scroll-margin-top: 5rem;
}

.product-line:last-of-type {
  margin-bottom: 0;
}

.product-line-header {
  display: grid;
  gap: 1.5rem;
  align-items: start;
  margin-bottom: 1.75rem;
}

@media (min-width: 880px) {
  .product-line-header {
    grid-template-columns: minmax(0, 320px) 1fr;
  }
}

.product-line-visual {
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 16 / 10;
  background: linear-gradient(145deg, var(--blue-100), #dbeafe);
  border: 1px solid rgba(30, 95, 138, 0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 1.25rem;
  color: var(--blue-600);
  font-weight: 600;
  font-size: 0.88rem;
  line-height: 1.45;
}

.product-line-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.product-line-title h2 {
  margin: 0 0 0.35rem;
  font-size: clamp(1.25rem, 2.5vw, 1.45rem);
  color: var(--blue-900);
}

.product-line-title .zh-sub {
  margin: 0 0 0.65rem;
  color: var(--blue-600);
  font-size: 0.95rem;
}

.product-line-title .lead {
  margin: 0;
  font-size: 0.95rem;
  color: var(--gray-500);
  line-height: 1.55;
}

.product-benefits h3,
.product-specs h3,
.product-apps h3 {
  margin: 0 0 0.65rem;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--blue-600);
}

.benefits-list {
  list-style: none;
  margin: 0 0 1.5rem;
  padding: 0;
  display: grid;
  gap: 0.5rem;
}

.benefits-list li {
  position: relative;
  padding-left: 1.35rem;
  font-size: 0.92rem;
  color: var(--gray-500);
  line-height: 1.5;
}

.benefits-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.5em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--blue-500);
}

.spec-table-wrap {
  overflow-x: auto;
  margin-bottom: 1.5rem;
  border-radius: var(--radius);
  border: 1px solid rgba(30, 95, 138, 0.12);
  background: var(--white);
}

.spec-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.88rem;
}

.spec-table th,
.spec-table td {
  padding: 0.65rem 1rem;
  text-align: left;
  border-bottom: 1px solid rgba(30, 95, 138, 0.1);
}

.spec-table th {
  background: var(--gray-100);
  color: var(--blue-800);
  font-weight: 600;
  white-space: nowrap;
  width: 38%;
}

.spec-table tr:last-child th,
.spec-table tr:last-child td {
  border-bottom: none;
}

.spec-table td {
  color: var(--gray-500);
}

.app-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.app-tag {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--blue-800);
  background: var(--blue-100);
  padding: 0.35rem 0.65rem;
  border-radius: 6px;
}

.products-note {
  margin-top: 2rem;
  padding: 1rem 1.25rem;
  background: var(--white);
  border: 1px dashed rgba(30, 95, 138, 0.25);
  border-radius: var(--radius);
  font-size: 0.88rem;
  color: var(--gray-500);
  text-align: center;
}

/* Contact — quote form + WhatsApp aside */
.contact-page-grid {
  display: grid;
  gap: 2rem;
  align-items: start;
}

@media (max-width: 899px) {
  .contact-aside {
    order: -1;
  }
}

@media (min-width: 900px) {
  .contact-page-grid {
    grid-template-columns: 1fr minmax(280px, 340px);
    gap: 2.5rem;
  }
}

.quote-form-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 1.75rem 1.85rem;
  box-shadow: var(--shadow);
  border: 1px solid rgba(30, 95, 138, 0.1);
}

.quote-form-card h2 {
  margin: 0 0 0.35rem;
  font-size: 1.35rem;
  color: var(--blue-900);
}

.quote-form-card .form-lead {
  margin: 0 0 1.35rem;
  font-size: 0.92rem;
  color: var(--gray-500);
}

.form-group {
  margin-bottom: 1.1rem;
}

.form-group label {
  display: block;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--blue-800);
  margin-bottom: 0.35rem;
}

.form-group .hint {
  font-weight: 400;
  text-transform: none;
  letter-spacing: 0;
  font-size: 0.8rem;
  color: var(--gray-500);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  font: inherit;
  font-size: 0.95rem;
  padding: 0.6rem 0.75rem;
  border-radius: 8px;
  border: 1px solid rgba(30, 95, 138, 0.2);
  background: var(--white);
  color: var(--blue-900);
}

.form-group textarea {
  min-height: 100px;
  resize: vertical;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--blue-500);
  box-shadow: 0 0 0 3px rgba(45, 122, 184, 0.15);
}

.form-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
  margin-top: 1.25rem;
}

.btn-submit {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  background: var(--blue-600);
  color: #fff !important;
  font-weight: 600;
  font-size: 0.92rem;
  padding: 0.65rem 1.35rem;
  border-radius: 8px;
  border: none;
  cursor: pointer;
  font-family: inherit;
}

.btn-submit:hover {
  background: var(--blue-800);
}

.form-footnote {
  margin: 1rem 0 0;
  font-size: 0.82rem;
  color: var(--gray-500);
}

.contact-aside {
  position: sticky;
  top: 5.5rem;
}

.wa-aside-card {
  background: linear-gradient(160deg, #128c7e 0%, #075e54 100%);
  color: #fff;
  border-radius: var(--radius);
  padding: 1.5rem 1.5rem 1.65rem;
  box-shadow: 0 8px 32px rgba(7, 94, 84, 0.35);
  margin-bottom: 1.25rem;
}

.wa-aside-card h3 {
  margin: 0 0 0.5rem;
  font-size: 1.1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.wa-aside-card p {
  margin: 0 0 1rem;
  font-size: 0.9rem;
  opacity: 0.95;
  line-height: 1.5;
}

.wa-aside-card .btn-wa-lg {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  width: 100%;
  background: #fff;
  color: #075e54 !important;
  font-weight: 700;
  font-size: 0.95rem;
  padding: 0.75rem 1rem;
  border-radius: 10px;
  text-decoration: none !important;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.12);
}

.wa-aside-card .btn-wa-lg:hover {
  filter: brightness(1.03);
  text-decoration: none !important;
}

.wa-aside-card .wa-number {
  margin: 0.85rem 0 0;
  text-align: center;
  font-size: 0.85rem;
  opacity: 0.9;
}

.contact-aside .contact-card {
  margin-bottom: 0;
}