/* ===================== Variables ===================== */
:root {
  --primary: #262f8f;
  --primary-dark: #171d5e;
  --primary-light: #eceefa;
  --accent: #e41e26;
  --accent-dark: #b8151b;
  --dark: #1c2b3a;
  --gray: #5c6b78;
  --light-gray: #f5f7fa;
  --white: #ffffff;
  --border: #e2e7ee;
  --radius: 14px;
  --shadow: 0 10px 30px rgba(28, 43, 58, 0.08);
  --shadow-lg: 0 20px 50px rgba(28, 43, 58, 0.15);
  --transition: 0.3s ease;
  --font-heading: "Playfair Display", serif;
  --font-body: "Poppins", sans-serif;
}

/* ===================== Reset ===================== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  color: var(--dark);
  line-height: 1.7;
  background: var(--white);
  overflow-x: hidden;
}

img {
  max-width: 100%;
  display: block;
}
a {
  text-decoration: none;
  color: inherit;
}
ul {
  list-style: none;
}
button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

h1,
h2,
h3,
h4 {
  font-family: var(--font-heading);
  line-height: 1.25;
  font-weight: 700;
}

/* ===================== Reveal Animation ===================== */
[data-aos] {
  opacity: 0;
  transform: translateY(30px);
  transition:
    opacity 0.7s ease,
    transform 0.7s ease;
}
[data-aos].aos-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===================== Buttons ===================== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 28px;
  border-radius: 50px;
  font-weight: 600;
  font-size: 0.95rem;
  transition: var(--transition);
  white-space: nowrap;
}
.btn--primary {
  background: var(--primary);
  color: var(--white);
  box-shadow: 0 10px 25px rgba(38, 47, 143, 0.35);
}
.btn--primary:hover {
  background: var(--primary-dark);
  transform: translateY(-3px);
}
.btn--outline {
  border: 2px solid rgba(255, 255, 255, 0.7);
  color: var(--white);
}
.btn--outline:hover {
  background: var(--white);
  color: var(--primary-dark);
}
.btn--light {
  background: var(--white);
  color: var(--primary-dark);
}
.btn--light:hover {
  transform: translateY(-3px);
}
.btn--block {
  width: 100%;
  justify-content: center;
}

/* ===================== Section Head ===================== */
.section-tag {
  display: inline-block;
  color: var(--primary);
  font-weight: 600;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  font-size: 0.85rem;
  margin-bottom: 12px;
}
.section-head {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 56px;
}
.section-desc {
  color: var(--gray);
  font-size: 1rem;
  margin-top: 14px;
}
h2 {
  font-size: clamp(1.8rem, 3vw, 2.5rem);
}

/* ===================== Top Bar ===================== */
.topbar {
  background: var(--white);
  color: var(--gray);
  font-size: 0.85rem;
  border-bottom: 1px solid var(--border);
}
.topbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 24px;
  flex-wrap: wrap;
  gap: 8px;
}
.topbar__contact {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
}
.topbar__contact a,
.topbar__address {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.topbar__contact a:hover {
  color: var(--primary);
}
.topbar__social {
  display: flex;
  gap: 12px;
}
.topbar__social a {
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--light-gray);
  color: var(--dark);
  border-radius: 50%;
  transition: var(--transition);
}
.topbar__social a:hover {
  background: var(--primary);
}

/* ===================== Header ===================== */
.header {
  position: sticky;
  top: 0;
  z-index: 999;
  background: var(--white);
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.06);
}
.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
  gap: 20px;
}
.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.3rem;
  color: var(--dark);
}
.logo__icon {
  width: 44px;
  height: 44px;
  background: var(--primary);
  color: var(--white);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}
.logo__text small {
  display: block;
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 0.62rem;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--gray);
}

.nav__list {
  display: flex;
  gap: 34px;
}
.nav__link {
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--dark);
  position: relative;
  padding: 6px 0;
  transition: var(--transition);
}
.nav__link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  background: var(--primary);
  transition: var(--transition);
}
.nav__link:hover,
.nav__link.active {
  color: var(--primary);
}
.nav__link:hover::after,
.nav__link.active::after {
  width: 100%;
}

.header__cta {
  flex-shrink: 0;
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 32px;
  position: relative;
  z-index: 1000;
}
.hamburger span {
  height: 3px;
  background: var(--dark);
  border-radius: 2px;
  transition: var(--transition);
}
.hamburger.active span:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}
.hamburger.active span:nth-child(2) {
  opacity: 0;
}
.hamburger.active span:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

/* ===================== Hero ===================== */
.hero {
  position: relative;
  min-height: 92vh;
  display: flex;
  align-items: center;
  color: var(--white);
  overflow: hidden;
}
.hero__slider {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero__slide {
  position: absolute;
  inset: 0;
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
  opacity: 0;
  transform: scale(1.08);
  transition:
    opacity 1.4s ease,
    transform 8s ease;
}
.hero__slide.active {
  opacity: 1;
  transform: scale(1);
  z-index: 1;
}
.hero__dots {
  position: absolute;
  bottom: 30px;
  right: 30px;
  z-index: 3;
  display: flex;
  gap: 10px;
}
.hero__dots span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.4);
  cursor: pointer;
  transition: var(--transition);
}
.hero__dots span.active {
  background: var(--white);
  width: 28px;
  border-radius: 6px;
}
@media (max-width: 640px) {
  .hero__dots {
    right: 50%;
    transform: translateX(50%);
    bottom: 20px;
  }
}
.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    120deg,
    rgba(20, 32, 46, 0.9) 10%,
    rgba(38, 47, 143, 0.55) 100%
  );
}
.hero__content {
  position: relative;
  z-index: 2;
  max-width: 720px;
  padding: 100px 24px;
}
.hero__tag {
  display: inline-block;
  background: rgba(255, 255, 255, 0.15);
  padding: 8px 18px;
  border-radius: 50px;
  font-size: 0.8rem;
  letter-spacing: 2px;
  font-weight: 600;
  margin-bottom: 22px;
  backdrop-filter: blur(4px);
}
.hero__content h1 {
  font-size: clamp(2.2rem, 5vw, 3.6rem);
  margin-bottom: 20px;
}
.hero__desc {
  font-size: 1.05rem;
  color: rgba(255, 255, 255, 0.85);
  max-width: 600px;
  margin-bottom: 34px;
}
.hero__buttons {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
}

.scroll-down {
  position: absolute;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  color: var(--white);
  font-size: 1.3rem;
  width: 44px;
  height: 44px;
  border: 2px solid rgba(255, 255, 255, 0.4);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  animation: bounce 2s infinite;
  z-index: 2;
}
@keyframes bounce {
  0%,
  100% {
    transform: translate(-50%, 0);
  }
  50% {
    transform: translate(-50%, -10px);
  }
}

/* ===================== About ===================== */
.about {
  padding: 110px 0;
  background: var(--white);
}
.about__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 70px;
  align-items: center;
}
.about__media {
  position: relative;
}
.about__media img {
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
}
.about__badge {
  position: absolute;
  bottom: -24px;
  right: -24px;
  background: var(--accent);
  color: var(--white);
  border-radius: 50%;
  width: 120px;
  height: 120px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-lg);
}
.about__badge span {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
}
.about__badge small {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.about__text p {
  color: var(--gray);
  margin-bottom: 16px;
}
.about__points {
  margin: 24px 0 32px;
  display: grid;
  gap: 12px;
}
.about__points li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 500;
}
.about__points i {
  color: var(--primary);
}

/* ===================== Stats ===================== */
.stats {
  background: var(--light-gray);
  color: var(--dark);
  padding: 60px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.stats__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
  text-align: center;
}
.stat i {
  font-size: 1.8rem;
  color: var(--primary);
  margin-bottom: 12px;
}
.stat__num {
  display: block;
  font-family: var(--font-heading);
  font-size: 2.4rem;
  font-weight: 700;
  color: var(--dark);
}
.stat p {
  color: var(--gray);
  margin-top: 6px;
  font-size: 0.9rem;
}

/* ===================== Services ===================== */
.services {
  padding: 110px 0;
  background: var(--light-gray);
}
.services__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.service-card {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  transition: var(--transition);
  border: 1px solid var(--border);
  overflow: hidden;
}
.service-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary);
}
.service-card__img {
  width: 100%;
  height: 200px;
  overflow: hidden;
}
.service-card__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: var(--transition);
}
.service-card:hover .service-card__img img {
  transform: scale(1.08);
}
.service-card__body {
  padding: 30px;
}
.service-card h3 {
  font-size: 1.15rem;
  margin-bottom: 12px;
}
.service-card p {
  color: var(--gray);
  font-size: 0.92rem;
  margin-bottom: 22px;
}
.service-card__actions {
  display: flex;
  gap: 10px;
}
.service-card__actions .btn {
  padding: 11px 18px;
  font-size: 0.85rem;
  flex: 1;
}
.service-card__actions .btn--outline {
  border: 2px solid var(--border);
  color: var(--primary-dark);
}
.service-card__actions .btn--outline:hover {
  background: var(--primary);
  border-color: var(--primary);
  color: var(--white);
}

/* ===================== Why Choose Us ===================== */
.why {
  padding: 110px 0;
}
.why__grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 70px;
  align-items: center;
}
.why__media img {
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
}
.why__list {
  margin-top: 30px;
  display: grid;
  gap: 26px;
}
.why__item {
  display: flex;
  gap: 18px;
}
.why__item i {
  flex-shrink: 0;
  width: 50px;
  height: 50px;
  background: var(--primary-light);
  color: var(--primary);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
}
.why__item h4 {
  font-size: 1.05rem;
  margin-bottom: 6px;
}
.why__item p {
  color: var(--gray);
  font-size: 0.92rem;
}

/* ===================== Gallery ===================== */
.gallery {
  padding: 110px 0;
  background: var(--light-gray);
}
.gallery-slider {
  display: flex;
  align-items: center;
  gap: 18px;
}
.gallery-track-wrap {
  flex: 1;
  overflow: hidden;
  border-radius: var(--radius);
}
.gallery-track {
  display: flex;
  gap: 20px;
  transition: transform 0.5s ease;
}
.gallery-slide {
  position: relative;
  flex: 0 0 calc((100% - 60px) / 4);
  aspect-ratio: 4 / 3;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  cursor: zoom-in;
}
.gallery-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.gallery-slide:hover img {
  transform: scale(1.1);
}
.gallery-slide__zoom {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(20, 32, 46, 0.45);
  color: var(--white);
  font-size: 1.4rem;
  opacity: 0;
  transition: var(--transition);
}
.gallery-slide:hover .gallery-slide__zoom {
  opacity: 1;
}
.gallery-arrow {
  flex-shrink: 0;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--white);
  color: var(--primary-dark);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  transition: var(--transition);
}
.gallery-arrow:hover {
  background: var(--primary);
  color: var(--white);
  border-color: var(--primary);
}
.gallery-dots {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 32px;
  flex-wrap: wrap;
}
.gallery-dots span {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--border);
  cursor: pointer;
  transition: var(--transition);
}
.gallery-dots span.active {
  background: var(--primary);
  width: 24px;
  border-radius: 5px;
}

/* ===================== Lightbox ===================== */
.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(10, 16, 24, 0.95);
  z-index: 1300;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition:
    opacity 0.35s ease,
    visibility 0.35s ease;
}
.lightbox.active {
  opacity: 1;
  visibility: visible;
}
.lightbox-stage {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: auto;
  padding: 60px;
}
.lightbox-stage img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  border-radius: 8px;
  cursor: zoom-in;
  transition: transform 0.35s ease;
  transform-origin: center;
  user-select: none;
}
.lightbox-stage.zoomed {
  cursor: grab;
}
.lightbox-stage.zoomed img {
  cursor: zoom-out;
  transform: scale(2);
  max-width: none;
  max-height: none;
  width: auto;
  height: 85%;
}
.lightbox-close,
.lightbox-zoom-toggle,
.lightbox-arrow {
  position: absolute;
  z-index: 2;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.12);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  transition: var(--transition);
}
.lightbox-close:hover,
.lightbox-zoom-toggle:hover,
.lightbox-arrow:hover {
  background: var(--primary);
}
.lightbox-close {
  top: 24px;
  right: 24px;
}
.lightbox-zoom-toggle {
  top: 24px;
  right: 84px;
}
.lightbox-arrow--prev {
  left: 24px;
  top: 50%;
  transform: translateY(-50%);
}
.lightbox-arrow--next {
  right: 24px;
  top: 50%;
  transform: translateY(-50%);
}
.lightbox-count {
  position: absolute;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  color: rgba(255, 255, 255, 0.75);
  font-size: 0.9rem;
  letter-spacing: 1px;
}

@media (max-width: 1024px) {
  .gallery-slide {
    flex: 0 0 calc((100% - 40px) / 3);
  }
}
@media (max-width: 768px) {
  .gallery-slide {
    flex: 0 0 calc((100% - 20px) / 2);
  }
  .gallery-arrow {
    width: 40px;
    height: 40px;
    font-size: 0.9rem;
  }
  .lightbox-arrow {
    width: 40px;
    height: 40px;
  }
  .lightbox-zoom-toggle {
    right: 76px;
  }
}
@media (max-width: 480px) {
  .gallery-slide {
    flex: 0 0 100%;
  }
  .lightbox-stage {
    padding: 30px 16px;
  }
}

/* ===================== Testimonials ===================== */
.testimonials {
  padding: 110px 0;
  background: var(--light-gray);
}
.testimonial-slider {
  max-width: 700px;
  margin: 0 auto;
}
.testimonial-card {
  background: var(--white);
  padding: 50px;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  text-align: center;
}
.testimonial-card i.fa-quote-left {
  font-size: 2rem;
  color: var(--primary);
  margin-bottom: 20px;
}
.testimonial-card p {
  font-size: 1.1rem;
  font-style: italic;
  color: var(--dark);
  margin-bottom: 26px;
}
.testimonial-author {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
}
.testimonial-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--primary);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
}
.testimonial-author h4 {
  font-size: 1rem;
  margin-bottom: 4px;
  text-align: left;
}
.stars {
  color: #f5b301;
  font-size: 0.85rem;
}

/* ===================== Clients ===================== */
.clients {
  padding: 100px 0;
  background: var(--light-gray);
}
.clients__slider {
  overflow: hidden;
  -webkit-mask-image: linear-gradient(
    90deg,
    transparent 0,
    #000 60px,
    #000 calc(100% - 60px),
    transparent 100%
  );
  mask-image: linear-gradient(
    90deg,
    transparent 0,
    #000 60px,
    #000 calc(100% - 60px),
    transparent 100%
  );
}
.clients__track {
  display: flex;
  align-items: center;
  gap: 20px;
  width: max-content;
  animation: clients-scroll 30s linear infinite;
}
.clients__slider:hover .clients__track {
  animation-play-state: paused;
}
.clients__item {
  flex: 0 0 auto;
  width: 180px;
  height: 120px;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  transition: var(--transition);
}
.clients__item:hover {
  box-shadow: var(--shadow);
  transform: translateY(-4px);
  border-color: var(--primary);
}
.clients__item img {
  max-width: 100%;
  max-height: 60px;
  width: auto;
  object-fit: contain;
  transition: var(--transition);
}
@keyframes clients-scroll {
  from {
    transform: translateX(0);
  }
  to {
    transform: translateX(-50%);
  }
}
@media (max-width: 640px) {
  .clients__item {
    width: 140px;
    height: 100px;
  }
}

/* ===================== CTA ===================== */
.cta {
  background:
    linear-gradient(120deg, rgba(20, 32, 46, 0.92), rgba(38, 47, 143, 0.85)),
    url("https://images.unsplash.com/photo-1581578731548-c64695cc6952?auto=format&fit=crop&w=1600&q=80")
      center/cover no-repeat;
  padding: 80px 0;
  color: var(--white);
}
.cta__inner {
  text-align: center;
  max-width: 640px;
  margin: 0 auto;
}
.cta h2 {
  margin-bottom: 16px;
}
.cta p {
  margin-bottom: 30px;
  color: rgba(255, 255, 255, 0.9);
}

/* ===================== Contact ===================== */
.contact {
  padding: 110px 0;
}
.contact__grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 70px;
}
.contact__info .section-desc {
  margin-bottom: 30px;
}
.contact__item {
  display: flex;
  gap: 18px;
  margin-bottom: 26px;
}
.contact__item i {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  background: var(--primary-light);
  color: var(--primary);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.contact__item h4 {
  font-size: 1rem;
  margin-bottom: 4px;
}
.contact__item p,
.contact__item a {
  color: var(--gray);
}
.contact__item a:hover {
  color: var(--primary);
}
.contact__socials {
  display: flex;
  gap: 14px;
  margin-top: 30px;
}
.contact__socials a {
  width: 42px;
  height: 42px;
  background: var(--primary-light);
  color: var(--primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}
.contact__socials a:hover {
  background: var(--primary);
  color: var(--white);
}

.contact__map {
  min-height: 420px;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
}
.contact__map iframe {
  width: 100%;
  height: 100%;
  min-height: 420px;
}

/* ===================== Footer ===================== */
.footer {
  background: var(--dark);
  color: rgba(255, 255, 255, 0.75);
  padding: 80px 0 0;
}
.footer__grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1.3fr;
  gap: 40px;
  padding-bottom: 60px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}
.logo--footer {
  color: var(--white);
  margin-bottom: 16px;
}
.logo--footer .logo__text small {
  color: rgba(255, 255, 255, 0.6);
}
.footer__col p {
  font-size: 0.9rem;
  line-height: 1.8;
}
.footer__col h4 {
  color: var(--white);
  font-family: var(--font-body);
  font-size: 1rem;
  margin-bottom: 22px;
}
.footer__col ul li {
  margin-bottom: 12px;
  font-size: 0.9rem;
}
.footer__col ul a:hover {
  color: var(--primary);
}
.footer__contact li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
}
.footer__contact i {
  color: var(--primary);
  margin-top: 4px;
}
.footer__socials {
  display: flex;
  gap: 12px;
  margin-top: 20px;
}
.footer__socials a {
  width: 38px;
  height: 38px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}
.footer__socials a:hover {
  background: var(--primary);
}
.footer__bottom {
  text-align: center;
  padding: 26px 0;
  font-size: 0.85rem;
}

/* ===================== Back To Top ===================== */
.back-to-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 48px;
  height: 48px;
  background: var(--primary);
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-lg);
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: var(--transition);
  z-index: 900;
}
.back-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.back-to-top:hover {
  background: var(--primary-dark);
}

/* ===================== Floating Call Button ===================== */
.floating-call {
  position: fixed;
  top: 78%;
  right: 24px;
  transform: translateY(-50%);
  width: 56px;
  height: 56px;
  background: var(--accent);
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  box-shadow: var(--shadow-lg);
  z-index: 950;
  transition: var(--transition);
}
.floating-call:hover {
  background: var(--accent-dark);
  transform: translateY(-50%) scale(1.08);
}
.floating-call::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: var(--accent);
  opacity: 0.6;
  animation: floating-call-pulse 1.8s ease-out infinite;
  z-index: -1;
}
@keyframes floating-call-pulse {
  0% {
    transform: scale(1);
    opacity: 0.6;
  }
  100% {
    transform: scale(1.9);
    opacity: 0;
  }
}

/* ===================== Responsive ===================== */
@media (max-width: 1024px) {
  .about__grid,
  .why__grid,
  .contact__grid {
    grid-template-columns: 1fr;
    gap: 50px;
  }
  .why__media {
    order: -1;
  }
  .services__grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer__grid {
    grid-template-columns: 1fr 1fr;
  }
  .stats__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
  }
}

@media (max-width: 860px) {
  .topbar__contact {
    display: none;
  }
  .topbar__inner {
    justify-content: flex-end;
  }
  .nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background: var(--white);
    box-shadow: -10px 0 30px rgba(0, 0, 0, 0.1);
    transition: right 0.35s ease;
    padding: 100px 30px;
    z-index: 998;
  }
  .nav.open {
    right: 0;
  }
  .nav__list {
    flex-direction: column;
    gap: 26px;
  }
  .header__cta {
    display: none;
  }
  .hamburger {
    display: flex;
  }
}

@media (max-width: 640px) {
  .services__grid {
    grid-template-columns: 1fr;
  }
  .footer__grid {
    grid-template-columns: 1fr;
  }
  .about__badge {
    width: 90px;
    height: 90px;
    bottom: -16px;
    right: -16px;
  }
  .hero__buttons {
    flex-direction: column;
  }
  .contact__map {
    min-height: 320px;
  }
  .contact__map iframe {
    min-height: 320px;
  }
}

/* ===================== Enquiry Popup ===================== */
.popup-overlay {
  position: fixed;
  inset: 0;
  background: rgba(20, 32, 46, 0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  z-index: 1200;
  opacity: 0;
  visibility: hidden;
  transition:
    opacity 0.35s ease,
    visibility 0.35s ease;
}
.popup-overlay.active {
  opacity: 1;
  visibility: visible;
}
.popup-box {
  position: relative;
  width: 100%;
  max-width: 420px;
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  padding: 40px 32px 32px;
  transform: translateY(30px) scale(0.96);
  opacity: 0;
  transition:
    transform 0.35s ease,
    opacity 0.35s ease;
}
.popup-overlay.active .popup-box {
  transform: translateY(0) scale(1);
  opacity: 1;
}
.popup-close {
  position: absolute;
  top: 14px;
  right: 14px;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--light-gray);
  color: var(--dark);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  transition: var(--transition);
}
.popup-close:hover {
  background: var(--primary);
  color: var(--white);
}
.popup-header {
  text-align: center;
  margin-bottom: 24px;
}
.popup-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  background: var(--primary-light);
  color: var(--primary);
  border-radius: 50%;
  font-size: 1.4rem;
  margin-bottom: 14px;
}
.popup-header h3 {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  margin-bottom: 8px;
}
.popup-header p {
  color: var(--gray);
  font-size: 0.9rem;
}
.popup-form .form-group {
  margin-bottom: 0;
}
.popup-form .form-control {
  width: 100%;
  padding: 13px 16px;
  border: 2px solid var(--border);
  border-radius: 10px;
  font-family: var(--font-body);
  font-size: 0.92rem;
  margin-bottom: 15px;
  color: var(--dark);
  transition: var(--transition);
}
.popup-form .form-control:focus {
  outline: none;
  border-color: var(--primary);
}
.popup-form .btn--block {
  margin-top: 4px;
}

@media (max-width: 480px) {
  .popup-box {
    padding: 32px 22px 26px;
  }
}