/* Global Reset */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "Poppins", sans-serif;
}

:root {
  --nav-height: 75px;
}

body {
  background: #ffffff;
  padding-top: var(--nav-height);
}

/* Container */
.container {
  width: 90%;
  max-width: 1200px;
  margin: auto;
}

/* Navbar */
.navbar {
  position: fixed;
  width: 100%;
  top: 0;
  height: var(--nav-height);
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid rgba(24, 44, 68, 0.08);
  box-shadow: 0 2px 12px rgba(14, 35, 60, 0.06);
  z-index: 1000;
  transition:
    box-shadow 0.25s ease,
    background 0.25s ease;
}

.navbar.scrolled {
  background: rgba(255, 255, 255, 0.97);
  box-shadow: 0 8px 24px rgba(10, 28, 50, 0.12);
}

.nav-container {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

/* Logo */
.logo img {
  height: 48px;
  width: auto;
  display: block;
}

/* Nav Menu */
.nav-menu ul {
  display: flex;
  list-style: none;
  gap: 30px;
}

.nav-menu ul li a {
  position: relative;
  text-decoration: none;
  color: #1e2f45;
  font-weight: 600;
  font-size: 0.96rem;
  letter-spacing: 0.2px;
  transition: color 0.25s ease;
}

.nav-menu ul li a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -8px;
  width: 100%;
  height: 2px;
  transform: scaleX(0);
  transform-origin: left;
  background: linear-gradient(90deg, #2b643d 0%, #3f8554 100%);
  transition: transform 0.25s ease;
}

.nav-menu ul li a:hover {
  color: #2d6941;
}

.nav-menu ul li a:hover::after {
  transform: scaleX(1);
}

/* CTA Button */
.cta-btn {
  background: linear-gradient(180deg, #4f7f4a 0%, #2f592e 100%);
  color: white;
  padding: 10px 18px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.88rem;
  text-transform: uppercase;
  letter-spacing: 0.45px;
  box-shadow: 0 6px 14px rgba(28, 70, 37, 0.18);
  transition:
    transform 0.2s ease,
    filter 0.2s ease;
}

.cta-btn:hover {
  filter: brightness(1.04);
  transform: translateY(-2px);
}

/* Hero Section */
.hero {
  position: relative;
  height: calc(100vh - var(--nav-height));
  min-height: calc(100vh - var(--nav-height));
  overflow: hidden;
}

.hero-slides {
  position: absolute;
  inset: 0;
}

.hero-slide {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0;
  transform: scale(1.03);
  transition:
    opacity 0.8s ease,
    transform 5s linear;
  will-change: opacity, transform;
}

.hero-slide.active {
  opacity: 1;
  transform: scale(1);
  z-index: 1;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    95deg,
    rgba(8, 22, 48, 0.82) 0%,
    rgba(8, 22, 48, 0.45) 45%,
    rgba(8, 22, 48, 0.2) 100%
  );
}

.hero-content {
  position: relative;
  z-index: 2;
  min-height: 100%;
  display: flex;
  align-items: center;
}

.hero-text {
  max-width: 620px;
  color: #fff;
  text-shadow: 0 4px 15px rgba(0, 0, 0, 0.25);
}

.hero-text h1 {
  font-size: clamp(2rem, 4vw, 2.5rem);
  line-height: 1.12;
  margin-bottom: 18px;
}

.hero-text p {
  font-size: clamp(1rem, 1.5vw, 1.25rem);
  line-height: 1.55;
  max-width: 540px;
}

.hero-actions {
  margin-top: 26px;
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.hero-btn {
  text-decoration: none;
  border: none;
  border-radius: 8px;
  padding: 12px 20px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.3px;
  cursor: pointer;
  transition:
    transform 0.2s ease,
    background 0.2s ease,
    color 0.2s ease;
    font-size: 14px;
}

.hero-btn-primary {
  border: none;
  background: linear-gradient(180deg, #4f7f4a 0%, #2f592e 100%);
  color: #fff;
}

.hero-btn-primary:hover {
  filter: brightness(1.03);
  transform: translateY(-1px);
}

.hero-btn-secondary {
  background: #ffffff;
  color: #17243c;
}

.hero-btn-secondary:hover {
  background: #ebeff5;
  transform: translateY(-1px);
}

.hero-form-wrap {
  position: absolute;
  right: 12%;
  top: 50%;
  transform: translateY(-50%);
  z-index: 3;
  width: min(400px, 92vw);
}

.hero-form {
  background: rgba(255, 255, 255, 0.96);
  border-radius: 12px;
  padding: 18px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.26);
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-height: calc(100vh - 120px);
  overflow: auto;
}

.hero-form h2 {
  color: #152137;
  font-size: 1.2rem;
  margin-bottom: 2px;
}

.hero-form input,
.hero-form textarea {
  width: 100%;
  border: 1px solid #d6d9e2;
  border-radius: 8px;
  padding: 10px 11px;
  font-size: 0.9rem;
  outline: none;
  transition:
    border-color 0.2s ease,
    box-shadow 0.2s ease;
}

.hero-form textarea {
  resize: vertical;
  min-height: 72px;
}

.hero-form input:focus,
.hero-form textarea:focus {
  border-color: #2e6f46;
  box-shadow: 0 0 0 3px rgba(46, 111, 70, 0.15);
}

.hero-form button {
  border: none;
  border-radius: 8px;
  background: #245c37;
  color: #fff;
  font-size: 1rem;
  font-weight: 700;
  padding: 10px;
  text-transform: uppercase;
  cursor: pointer;
  transition:
    background 0.2s ease,
    transform 0.2s ease;
}

.hero-form button:hover {
  background: #1b4a2c;
  transform: translateY(-1px);
}

.hero-form button.is-loading,
.quote-form button.is-loading {
  color: transparent;
  pointer-events: none;
  position: relative;
  cursor: not-allowed;
}

.hero-form button:disabled,
.quote-form button:disabled {
  cursor: not-allowed;
}

.hero-form button.is-loading::after,
.quote-form button.is-loading::after {
  content: "";
  width: 16px;
  height: 16px;
  border: 2px solid rgba(255, 255, 255, 0.55);
  border-top-color: #ffffff;
  border-radius: 50%;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  animation: submit-spin 0.7s linear infinite;
}

/* Credibility Strip */
.credibility-strip {
  position: relative;
  overflow: hidden;
  background: linear-gradient(90deg, #0e223d 0%, #17365a 45%, #1f4d3a 100%);
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  padding: 28px 0;
}

.credibility-strip::before,
.credibility-strip::after {
  content: "";
  position: absolute;
  width: 260px;
  height: 260px;
  border-radius: 50%;
  filter: blur(12px);
  pointer-events: none;
}

.credibility-strip::before {
  left: -120px;
  top: -180px;
  background: radial-gradient(circle, rgba(72, 145, 120, 0.4), transparent 70%);
}

.credibility-strip::after {
  right: -100px;
  bottom: -180px;
  background: radial-gradient(
    circle,
    rgba(92, 132, 191, 0.45),
    transparent 68%
  );
}

.credibility-grid {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap;
}

.credibility-item {
  flex: 1 1 220px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  min-height: 52px;
  padding: 12px 16px;
  color: #f4f9ff;
  font-weight: 600;
  font-size: 1.1rem;
  letter-spacing: 0.2px;
  text-align: center;
  border-right: 1px solid rgba(255, 255, 255, 0.2);
  transition:
    transform 0.2s ease,
    color 0.2s ease;
}

.credibility-item:hover {
  transform: translateY(-1px);
  color: #ffffff;
}

.credibility-icon {
  width: 26px;
  height: 26px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #59cf8f 0%, #2f8e5f 100%);
  color: #fff;
  font-size: 0.9rem;
  font-weight: 700;
  box-shadow: 0 0 0 3px rgba(96, 201, 145, 0.25);
}

.credibility-item:last-child {
  border-right: none;
}

/* Product Range */
.product-range {
  padding: 80px 0;
  background: #ffffff;
}

.product-range-head {
  display: flex;
  align-items: center;
  gap: 18px;
  margin-bottom: 22px;
}

.product-range-head .line {
  flex: 1;
  height: 1px;
  background: #d8dee7;
}

.product-range-head h2 {
  font-size: clamp(1.6rem, 2.6vw, 2.1rem);
  color: #1c2a3f;
  font-weight: 700;
  white-space: nowrap;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.product-card {
  background: #fff;
  border: 1px solid #dfe5ef;
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 10px 22px rgba(8, 27, 58, 0.08);
  transition:
    transform 0.2s ease,
    box-shadow 0.2s ease;
}

.product-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 15px 26px rgba(8, 27, 58, 0.14);
}

.product-image {
  width: 100%;
  height: 240px;
  background-size: cover;
  background-position: center;
}

.product-content {
  padding: 14px 12px 12px;
}

.product-content h3 {
  color: #1a263a;
  font-size: 1.45rem;
  line-height: 1.2;
  margin-bottom: 8px;
}

.product-content p {
  color: #566579;
  font-size: 1rem;
  line-height: 1.45;
  margin-bottom: 12px;
  min-height: 40px;
}

.product-content button {
  width: 100%;
  border: none;
  border-radius: 6px;
  background: #2f5f37;
  color: #fff;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-size: 0.8rem;
  font-weight: 700;
  padding: 10px;
  cursor: pointer;
  transition:
    background 0.2s ease,
    transform 0.2s ease;
}

.product-content button:hover {
  background: #244c2b;
  transform: translateY(-1px);
}

/* Why Choose Section */
.why-choose {
  position: relative;
  overflow: hidden;
  padding: 80px 0;
  background-image: url("./assets/why-us-bg.webp");
  background-size: cover;
  background-position: center;
}

.why-choose::before {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(255, 255, 255, 0.88);
  pointer-events: none;
}

.why-choose .container {
  position: relative;
  z-index: 1;
}

.why-choose-wrap {
  /* background: linear-gradient(180deg, #f7f8fa 0%, #edf0f4 100%);
  border: 1px solid #dbe2ea;
  border-radius: 8px;
  padding: 20px 22px; */
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 18px;
  /* box-shadow: 0 8px 18px rgba(8, 27, 58, 0.08); */
}

.why-left h2 {
  color: #1f2d3f;
  font-size: clamp(1.55rem, 2.4vw, 2.2rem);
  margin-bottom: 25px;
  font-weight: 700;
}

.why-points {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 15px 16px;
  margin-bottom: 25px;
}

.why-point {
  display: flex;
  align-items: center;
  gap: 9px;
  color: #1e2c40;
  font-weight: 600;
  font-size: 1.15rem;
  line-height: 1.3;
}

.why-check {
  width: 20px;
  height: 20px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(145deg, #7fb26d 0%, #4d7c41 100%);
  color: #fff;
  font-size: 0.66rem;
  font-weight: 700;
  flex-shrink: 0;
  box-shadow: inset 0 -1px 0 rgba(0, 0, 0, 0.2);
}

.why-cta {
  border: none;
  border-radius: 3px;
  background: linear-gradient(180deg, #537249 0%, #33562d 100%);
  color: #fff;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-size: 1.05rem;
  font-weight: 700;
  padding: 11px 20px;
  min-width: 245px;
  cursor: pointer;
  transition:
    background 0.2s ease,
    transform 0.2s ease;
}

.why-cta:hover {
  background: linear-gradient(180deg, #4a6b41 0%, #294924 100%);
  transform: translateY(-1px);
}

.why-right {
  display: flex;
}

.why-image-card {
  width: 100%;
  background: #ffffff;
  border: 1px solid #d7dee8;
  border-radius: 2px;
  padding: 25px 14px;
  box-shadow: 0 7px 16px rgba(8, 27, 58, 0.14);
}

.why-image-card h3 {
  color: #1d2d44;
  font-size: 26px;
  margin-bottom: 18px;
  font-weight: 700;
}

.why-feature-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  align-items: start;
}

.why-image {
  width: 100%;
  height: 180px;
  border-radius: 0;
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
}

.why-feature-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-top: 14px;
}

.why-feature-list li {
  color: #202f45;
  font-size: 18px;
  font-weight: 500;
  position: relative;
  padding-left: 20px;
}

.why-feature-list li::before {
  content: "\2713";
  position: absolute;
  left: 0;
  top: 0;
  color: #264d2a;
  font-weight: 700;
}

/* Testimonials */
.testimonials {
  position: relative;
  padding: 60px 0;
  background: linear-gradient(180deg, #f4f6f9 0%, #e9edf2 100%);
}

.testimonials::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 110px;
  background: linear-gradient(
    180deg,
    rgba(233, 237, 242, 0) 0%,
    rgba(191, 199, 208, 0.25) 100%
  );
  pointer-events: none;
}

.testimonials .container {
  position: relative;
  z-index: 1;
}

.testimonials-head {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 8px;
}

.testimonials-head .line {
  flex: 1;
  height: 2px;
  background: #d8dde4;
}

.testimonials-head h2 {
  font-size: clamp(1.8rem, 2.1vw, 2.4rem);
  color: #1c2a3d;
  font-weight: 700;
  white-space: nowrap;
}

.testimonials-stars {
  text-align: center;
  color: #d7a934;
  font-size: 2rem;
  letter-spacing: 7px;
  margin-bottom: 20px;
  line-height: 1;
}

.testimonial-carousel {
  position: relative;
}

.testimonial-slide {
  display: none;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 35px;
  background: rgba(255, 255, 255, 0.88);
  border: 1px solid #dde3ec;
  border-radius: 10px;
  box-shadow: 0 12px 30px rgba(10, 27, 52, 0.12);
  padding: 22px;
  contain: layout paint;
}

.testimonial-slide.active {
  display: grid;
}

.testimonial-item {
  display: flex;
  align-items: center;
  gap: 16px;
  min-width: 0;
}

.avatar {
  width: 84px;
  height: 84px;
  border-radius: 999px;
  border: 3px solid #c6ced9;
  color: #fff;
  font-weight: 700;
  font-size: 1.3rem;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.avatar-a {
  background: linear-gradient(140deg, #4e5867 0%, #2d3641 100%);
}

.avatar-b {
  background: linear-gradient(140deg, #4d6d8d 0%, #2a3f5b 100%);
}

.avatar-c {
  background: linear-gradient(140deg, #896550 0%, #594131 100%);
}

.avatar-d {
  background: linear-gradient(140deg, #6b5f88 0%, #41385b 100%);
}

.avatar-e {
  background: linear-gradient(140deg, #6f8f75 0%, #3a5941 100%);
}

.avatar-f {
  background: linear-gradient(140deg, #8a6262 0%, #5a3d3d 100%);
}

.testimonial-content p {
  color: #212f44;
  font-size: 20px;
  line-height: 1.32;
  font-style: italic;
  margin-bottom: 9px;
}

.testimonial-content h4 {
  color: #2c3c52;
  font-size: 18px;
  font-weight: 600;
}

.testimonial-dots {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin: 14px 0 20px;
}

.testimonial-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border: none;
  background: #afbbc9;
  cursor: pointer;
  transition:
    transform 0.2s ease,
    background 0.2s ease;
}

.testimonial-dot.active {
  background: #2f5d38;
  transform: scale(1.2);
}

.testimonials-cta-wrap {
  display: flex;
  justify-content: center;
}

.testimonials-cta {
  border: 2px solid #1f4124;
  border-radius: 6px;
  background: linear-gradient(180deg, #486c37 0%, #264823 100%);
  color: #fff;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  font-size: 16px;
  padding: 15px 28px;
  cursor: pointer;
  box-shadow: 0 8px 18px rgba(29, 62, 38, 0.25);
  transition:
    transform 0.2s ease,
    filter 0.2s ease;
}

.testimonials-cta:hover {
  filter: brightness(1.03);
  transform: translateY(-1px);
}

/* Installations */
.installations {
  padding: 72px 0;
  background: #ffffff;
}

.installations-head {
  display: flex;
  align-items: center;
  gap: 18px;
  margin-bottom: 22px;
}

.installations-head .line {
  flex: 1;
  height: 1px;
  background: #d8dee7;
}

.installations-head h2 {
  font-size: clamp(1.7rem, 2.2vw, 2.5rem);
  color: #1c2a3d;
  font-weight: 700;
  white-space: nowrap;
}

.installation-carousel {
  position: relative;
  display: flex;
  align-items: center;
  gap: 10px;
}

.installation-viewport {
  overflow: hidden;
  width: 100%;
}

.installation-track {
  display: flex;
  gap: 14px;
  will-change: transform;
  transition: transform 0.45s ease;
}

.installation-slide {
  flex: 0 0 calc((100% - 28px) / 3);
  background: #fff;
  border: 1px solid #dfe5ee;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 8px 20px rgba(9, 30, 60, 0.08);
  transition:
    transform 0.2s ease,
    box-shadow 0.2s ease;
}

.installation-slide:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 26px rgba(9, 30, 60, 0.14);
}

.installation-image {
  width: 100%;
  height: 400px;
  background-size: cover;
  background-position: center;
}

.installation-nav {
  width: 42px;
  height: 42px;
  border: none;
  border-radius: 999px;
  background: linear-gradient(180deg, #4f7f4a 0%, #2f592e 100%);
  color: #fff;
  font-size: 1.25rem;
  line-height: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: 0 6px 14px rgba(27, 68, 37, 0.22);
  transition:
    transform 0.2s ease,
    filter 0.2s ease;
}

.installation-nav:hover {
  transform: translateY(-1px);
  filter: brightness(1.05);
}

/* Footer */
.site-footer {
  background: linear-gradient(180deg, #10263f 0%, #0c1b2f 100%);
  color: #d8e1ed;
  padding: 56px 0 20px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr 1fr;
  gap: 26px;
  padding-bottom: 24px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.14);
}

.footer-col h4 {
  color: #ffffff;
  font-size: 1.2rem;
  margin-bottom: 12px;
}

.footer-col ul {
  list-style: none;
}

.footer-col ul li {
  margin-bottom: 9px;
  color: #d3deea;
  font-size: 0.95rem;
  line-height: 1.4;
}

.footer-col ul li a {
  color: #d3deea;
  text-decoration: none;
  transition: color 0.2s ease;
}

.footer-col ul li a:hover {
  color: #ffffff;
}

.footer-brand img {
  width: 150px;
  margin-bottom: 12px;
  border-radius: 6px;
}

.footer-brand p {
  color: #c8d5e3;
  font-size: 0.96rem;
  line-height: 1.7;
  max-width: 320px;
}

.footer-cta {
  margin-top: 8px;
  border: none;
  border-radius: 6px;
  background: linear-gradient(180deg, #4f7f4a 0%, #2f592e 100%);
  color: #fff;
  text-transform: uppercase;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  padding: 10px 14px;
  cursor: pointer;
  transition:
    transform 0.2s ease,
    filter 0.2s ease;
}

.footer-cta:hover {
  transform: translateY(-1px);
  filter: brightness(1.05);
}

.footer-bottom {
  padding-top: 16px;
  text-align: center;
}

.footer-bottom p {
  font-size: 0.9rem;
  color: #b9c9da;
}

/* Floating WhatsApp */
.whatsapp-float {
  position: fixed;
  right: 22px;
  bottom: 22px;
  width: 58px;
  height: 58px;
  border-radius: 50%;
  background: linear-gradient(180deg, #2bc756 0%, #1ea647 100%);
  box-shadow: 0 10px 24px rgba(26, 128, 59, 0.35);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2500;
  transition:
    transform 0.2s ease,
    filter 0.2s ease;
}

.whatsapp-float svg {
  width: 30px;
  height: 30px;
}

.whatsapp-float:hover {
  transform: translateY(-2px) scale(1.03);
  filter: brightness(1.04);
}

.quote-modal {
  position: fixed;
  inset: 0;
  background: rgba(8, 17, 34, 0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  z-index: 2000;
  opacity: 0;
  visibility: hidden;
  transition:
    opacity 0.25s ease,
    visibility 0.25s ease;
}

.quote-modal.open {
  opacity: 1;
  visibility: visible;
}

.quote-modal-panel {
  width: min(520px, 100%);
  background: #ffffff;
  border-radius: 14px;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.3);
  padding: 28px 24px 24px;
  position: relative;
}

.quote-modal-panel h2 {
  font-size: 1.55rem;
  color: #152137;
  margin-bottom: 14px;
}

.quote-modal-close {
  position: absolute;
  right: 10px;
  top: 8px;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: none;
  background: #f2f4f7;
  color: #152137;
  font-size: 1.7rem;
  line-height: 1;
  cursor: pointer;
}

.quote-form {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.quote-form input,
.quote-form textarea {
  width: 100%;
  border: 1px solid #d6d9e2;
  border-radius: 8px;
  padding: 12px 13px;
  font-size: 0.95rem;
  outline: none;
  transition:
    border-color 0.2s ease,
    box-shadow 0.2s ease;
}

.quote-form textarea {
  resize: vertical;
  min-height: 110px;
}

.quote-form input:focus,
.quote-form textarea:focus {
  border-color: #2e6f46;
  box-shadow: 0 0 0 3px rgba(46, 111, 70, 0.15);
}

.quote-form button {
  border: none;
  border-radius: 8px;
  background: #245c37;
  color: #fff;
  font-size: 1rem;
  font-weight: 700;
  padding: 12px;
  text-transform: uppercase;
  cursor: pointer;
  transition:
    background 0.2s ease,
    transform 0.2s ease;
}

.quote-form button:hover {
  background: #1b4a2c;
  transform: translateY(-1px);
}

@keyframes submit-spin {
  to {
    transform: translate(-50%, -50%) rotate(360deg);
  }
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  cursor: pointer;
  gap: 5px;
}

.hamburger span {
  width: 25px;
  height: 3px;
  background: #1d2f44;
  transition: 0.3s;
}

/* Mobile Responsive */
@media (max-width: 992px) {
  .nav-menu {
    position: absolute;
    top: calc(var(--nav-height) - 2px);
    right: -100%;
    background: rgba(255, 255, 255, 0.98);
    width: 250px;
    height: 100vh;
    transition: right 0.3s ease;
    box-shadow: -12px 0 30px rgba(10, 28, 50, 0.12);
    padding-top: 40px;
    border-left: 1px solid rgba(25, 43, 67, 0.08);
  }

  .nav-menu ul {
    flex-direction: column;
    gap: 20px;
    padding-left: 20px;
  }

  .nav-menu ul li a::after {
    bottom: -5px;
  }

  .nav-menu.active {
    right: 0;
  }

  .cta-btn {
    display: none;
  }

  .hamburger {
    display: flex;
  }

  .hero {
    height: auto;
    min-height: 860px;
    padding: 40px 0;
  }

  .hero-slides {
    position: absolute;
    inset: 0;
  }

  .hero-content {
    min-height: 100%;
    align-items: flex-start;
    padding: 28px 0 360px;
  }

  .hero-form-wrap {
    position: absolute;
    left: 50%;
    right: auto;
    top: auto;
    bottom: 24px;
    transform: translateX(-50%);
    width: min(420px, 92vw);
    margin: 0;
  }

  .credibility-grid {
    justify-content: center;
    gap: 8px 14px;
  }

  .credibility-item {
    flex: 1 1 calc(50% - 14px);
    font-size: 0.95rem;
    border-right: none;
    border: 1px solid rgba(255, 255, 255, 0.25);
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.06);
  }

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

  .why-choose-wrap {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .why-image-card h3 {
    font-size: 1.7rem;
  }

  .why-feature-content {
    grid-template-columns: 1fr;
  }

  .why-image {
    height: 220px;
  }

  .testimonials-head h2 {
    white-space: normal;
    text-align: center;
  }

  .testimonial-slide {
    grid-template-columns: 1fr;
  }

  .testimonial-content p {
    font-size: 1.35rem;
  }

  .testimonial-content h4 {
    font-size: 1.2rem;
  }

  .testimonials-cta {
    min-width: 0;
    width: min(520px, 100%);
    font-size: 1.5rem;
  }

  .installation-slide {
    flex: 0 0 calc((100% - 14px) / 2);
  }

  .footer-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
  }
}

@media (max-width: 640px) {
  .hero {
    min-height: 780px;
  }

  .hero-content {
    padding-bottom: 340px;
  }

  .hero-text h1 {
    font-size: 1.9rem;
  }

  .hero-text p {
    font-size: 0.96rem;
  }

  .hero-actions {
    gap: 10px;
  }

  .hero-btn {
    width: 100%;
    text-align: center;
  }

  .quote-modal-panel {
    padding: 22px 16px 16px;
  }

  .credibility-strip {
    padding: 12px 0;
  }

  .credibility-item {
    flex: 1 1 calc(50% - 10px);
    font-size: 0.86rem;
    justify-content: center;
    text-align: center;
    min-height: 44px;
    padding: 11px 14px;
  }

  .product-range {
    padding: 50px 0 42px;
  }

  .product-range-head {
    gap: 10px;
    margin-bottom: 14px;
  }

  .product-range-head h2 {
    white-space: normal;
    text-align: center;
    font-size: 24px;
  }
  .product-content p {
    margin-bottom: 0px;
  }

  .product-grid {
    grid-template-columns: 1fr;
    gap: 12px;
    padding: 12px 20px;
  }

  .product-image {
    height: 170px;
  }

  .why-choose {
    padding: 6px 0 46px;
  }

  .why-choose-wrap {
    padding: 16px;
    border-radius: 12px;
  }

  .why-points {
    grid-template-columns: 1fr;
    gap: 9px;
  }

  .why-point {
    font-size: 0.95rem;
  }

  .why-cta {
    width: 100%;
    min-width: 0;
    font-size: 0.85rem;
  }

  .why-image-card h3 {
    font-size: 1.3rem;
  }

  .why-feature-list li {
    font-size: 0.96rem;
  }

  .why-image {
    height: 180px;
  }

  .testimonials {
    padding: 36px 0 42px;
  }

  .testimonials-head {
    gap: 10px;
  }

  .testimonials-head h2 {
    font-size: 1.6rem;
  }

  .testimonials-stars {
    font-size: 1.3rem;
    letter-spacing: 4px;
  }

  .testimonial-slide {
    padding: 16px 14px;
  }

  .testimonial-item {
    align-items: flex-start;
    gap: 12px;
  }

  .avatar {
    width: 62px;
    height: 62px;
    font-size: 1rem;
  }

  .testimonial-content p {
    font-size: 1rem;
    margin-bottom: 6px;
  }

  .testimonial-content h4 {
    font-size: 0.95rem;
  }

  .testimonials-cta {
    font-size: 1rem;
    padding: 12px 16px;
  }

  .installations {
    padding: 42px 0;
  }

  .installations-head {
    gap: 10px;
    margin-bottom: 14px;
  }

  .installations-head h2 {
    white-space: normal;
    text-align: center;
    font-size: 1.5rem;
  }

  .installation-carousel {
    gap: 6px;
  }

  .installation-image {
    height: 220px;
  }

  .installation-slide {
    flex: 0 0 100%;
  }

  .installation-nav {
    width: 36px;
    height: 36px;
    font-size: 1.1rem;
  }

  .site-footer {
    padding: 40px 0 18px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .footer-col h4 {
    margin-bottom: 8px;
  }

  .footer-brand img {
    width: 130px;
  }

  .whatsapp-float {
    right: 14px;
    bottom: 14px;
    width: 52px;
    height: 52px;
  }

  .whatsapp-float svg {
    width: 27px;
    height: 27px;
  }
}

@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}