:root {
  --bg: #f2f5f8;
  --surface: #ffffff;
  --text: #101828;
  --muted: #4f6475;
  --primary: #0b5e8e;
  --primary-dark: #063650;
  --accent: #e87c1e;
  --line: #d5dee6;
  --radius: 18px;
  --shadow: 0 10px 35px rgba(6, 54, 80, 0.12);
  --container: min(1120px, 92vw);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--text);
  background: radial-gradient(circle at 0% 0%, #d9ebf6 0%, #eff4f8 36%, #e8f0f7 100%);
  font-family: "Manrope", sans-serif;
  line-height: 1.6;
}
img { max-width: 100%; display: block; }
.container { width: var(--container); margin: 0 auto; }

.site-header {
  position: sticky; top: 0; z-index: 60;
  backdrop-filter: blur(12px);
  background: rgba(239, 244, 248, 0.8);
  border-bottom: 1px solid rgba(6, 54, 80, 0.08);
}
.nav-wrap {
  display: flex; align-items: center; justify-content: space-between;
  gap: 24px; padding: 12px 0;
}
.brand { display: inline-flex; align-items: center; gap: 12px; text-decoration: none; color: var(--text); flex-shrink: 0; }
.brand-copy {
  display: flex;
  flex-direction: column;
  gap: 1px;
  line-height: 1.1;
}
.brand-name {
  font-family: "Rajdhani", sans-serif;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--primary-dark);
  letter-spacing: 0.2px;
}
.brand-tagline {
  font-size: 0.64rem;
  font-weight: 700;
  color: var(--muted);
  letter-spacing: 0.85px;
  text-transform: uppercase;
}
.brand-logo-wrap {
  height: 78px;
  padding: 0;
  display: inline-flex;
  align-items: center;
}
.brand img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: left center;
}
.site-nav { display: flex; align-items: center; gap: 18px; }
.site-nav a {
  text-decoration: none;
  color: var(--text);
  font-weight: 700;
  font-size: 0.95rem;
  border-bottom: 2px solid transparent;
  padding-bottom: 3px;
  transition: color 0.2s ease, border-color 0.2s ease;
}
.site-nav a:hover,
.site-nav a:focus-visible {
  color: var(--primary-dark);
  border-bottom-color: rgba(11, 94, 142, 0.35);
}
.site-nav a.btn { color: #fff; }
.site-nav a.btn:hover,
.site-nav a.btn:focus-visible {
  border-bottom-color: transparent;
}

.btn {
  display: inline-flex; align-items: center; justify-content: center;
  text-decoration: none; border: 0; cursor: pointer;
  padding: 12px 20px; border-radius: 999px;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: #fff; font-weight: 700;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
  box-shadow: 0 8px 24px rgba(11, 94, 142, 0.24);
}
.btn:hover { transform: translateY(-2px); }
.btn-ghost {
  background: transparent; color: var(--primary-dark);
  border: 1px solid rgba(6, 54, 80, 0.22); box-shadow: none;
}
.btn-small { padding: 10px 16px; }

.nav-toggle {
  display: none; width: 42px; height: 42px;
  border: 1px solid var(--line); border-radius: 10px; background: #fff;
}
.nav-toggle span { display: block; width: 20px; height: 2px; margin: 5px auto; background: var(--text); }

section { padding: 84px 0; }
.hero { position: relative; overflow: hidden; padding-top: 88px; }
.hero-bg-shape { position: absolute; border-radius: 999px; pointer-events: none; }
.hero-bg-shape-1 { width: 410px; height: 410px; background: rgba(11, 94, 142, 0.1); top: -90px; right: -80px; }
.hero-bg-shape-2 { width: 310px; height: 310px; background: rgba(232, 124, 30, 0.2); bottom: -90px; left: -70px; }
.hero-grid { display: grid; grid-template-columns: 1.1fr 1fr; gap: 40px; align-items: center; }

.eyebrow {
  margin: 0 0 8px; font-family: "Rajdhani", sans-serif; letter-spacing: 1px;
  text-transform: uppercase; color: var(--accent); font-weight: 700;
}
h1, h2, h3 { margin: 0 0 14px; line-height: 1.18; font-family: "Rajdhani", sans-serif; }
h1 { font-size: clamp(2.1rem, 4vw, 3.4rem); }
h2 { font-size: clamp(1.7rem, 3vw, 2.5rem); }
.hero-copy p { color: var(--muted); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 24px; }

.hero-media { position: relative; }
.hero-media::before {
  content: ""; position: absolute; inset: auto -16px -16px auto;
  width: 80%; height: 80%;
  background: linear-gradient(130deg, rgba(11, 94, 142, 0.26), rgba(232, 124, 30, 0.18));
  border-radius: var(--radius); z-index: -1;
}
.hero-media img {
  width: 100%; border-radius: var(--radius); box-shadow: var(--shadow);
  border: 5px solid #fff; object-fit: cover; aspect-ratio: 4 / 3;
}
.hero-slider-nav {
  position: absolute; top: 50%; transform: translateY(-50%);
  width: 44px; height: 44px; border: 0; border-radius: 999px;
  background: rgba(6, 54, 80, 0.78); color: #fff; cursor: pointer;
  font-size: 1.8rem; z-index: 2;
}
.hero-slider-prev { left: 10px; }
.hero-slider-next { right: 10px; }
.hero-slider-dots { display: flex; justify-content: center; gap: 8px; margin-top: 10px; }
.hero-slider-dots button {
  width: 9px; height: 9px; border-radius: 999px; border: 0;
  background: #adc5d8; cursor: pointer;
}
.hero-slider-dots button.active { background: var(--primary-dark); }

.stats { padding: 16px 0 0; }
.stats-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.stats article { padding: 20px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); }
.stats h2 { margin-bottom: 6px; color: var(--primary-dark); }
.stats p { margin: 0; color: var(--muted); }

.split-grid { display: grid; grid-template-columns: 1.2fr 1fr; gap: 24px; }
.about-card {
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 26px; box-shadow: var(--shadow);
}
.about-card ul { margin: 0; padding-left: 18px; }
.cards-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.product-card {
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow);
}
.img-wrap { position: relative; overflow: hidden; }
.product-card img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; transition: transform 0.4s ease; }
.img-wrap::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(6, 54, 80, 0.7), rgba(6, 54, 80, 0.06));
  opacity: 0; transition: opacity 0.25s ease;
}
.img-cta {
  position: absolute; left: 50%; bottom: 14px; transform: translateX(-50%);
  border: 0; border-radius: 999px; padding: 8px 14px; background: #ffffff;
  color: var(--primary-dark); font-weight: 700; opacity: 0;
  transition: opacity 0.25s ease, transform 0.25s ease; cursor: pointer; z-index: 2;
}
.product-card:hover .img-wrap::after { opacity: 1; }
.product-card:hover .img-cta { opacity: 1; transform: translateX(-50%) translateY(-2px); }
.product-card:hover img { transform: scale(1.06); }
.product-card h3, .product-card p { padding: 0 16px; }
.product-card h3 { margin-top: 14px; }
.product-card p { margin-bottom: 18px; color: var(--muted); }

.process { background: linear-gradient(180deg, rgba(255, 255, 255, 0) 0%, rgba(11, 94, 142, 0.06) 100%); }
.timeline { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.timeline article {
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 20px;
}
.timeline span {
  display: inline-flex; width: 42px; height: 42px; border-radius: 999px;
  justify-content: center; align-items: center; background: rgba(11, 94, 142, 0.1);
  color: var(--primary-dark); font-family: "Rajdhani", sans-serif; font-weight: 700; margin-bottom: 10px;
}
.timeline p { margin: 0; color: var(--muted); }

.gallery-filters { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 18px; }
.filter-btn {
  border: 1px solid var(--line); background: #fff; color: var(--primary-dark);
  border-radius: 999px; padding: 8px 14px; font-weight: 700; cursor: pointer;
}
.filter-btn.active {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: #fff; border-color: transparent;
}

.masonry { columns: 4 220px; column-gap: 14px; }
.masonry img {
  width: 100%; margin: 0 0 14px; border-radius: 14px; border: 2px solid #fff;
  box-shadow: 0 8px 20px rgba(6, 54, 80, 0.15);
  transition: transform 0.25s ease, filter 0.25s ease, opacity 0.2s ease;
  cursor: zoom-in;
}
.masonry img:hover { transform: translateY(-3px) scale(1.01); filter: saturate(1.1); }
.gallery-item.hidden { display: none; }
.zoomable { cursor: zoom-in; }

.inquiry {
  position: relative;
}
.inquiry-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; align-items: stretch; }
.inquiry-copy {
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: center;
  background:
    linear-gradient(145deg, rgba(11, 94, 142, 0.96) 0%, rgba(6, 54, 80, 0.94) 58%, rgba(232, 124, 30, 0.92) 100%);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: calc(var(--radius) + 6px);
  box-shadow: var(--shadow);
  padding: 28px;
  isolation: isolate;
  min-height: 100%;
}
.inquiry-copy::before {
  content: "";
  position: absolute;
  width: 220px;
  height: 220px;
  top: -90px;
  right: -70px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.12);
  z-index: -1;
}
.inquiry-copy::after {
  content: "";
  position: absolute;
  width: 180px;
  height: 180px;
  left: -50px;
  bottom: -80px;
  border-radius: 50%;
  background: rgba(232, 124, 30, 0.22);
  z-index: -1;
}
.inquiry-copy .eyebrow {
  color: #ffd3a8;
}
.inquiry-copy h2 {
  color: #fff;
  max-width: 12ch;
  margin-bottom: 12px;
}
.inquiry-copy p { color: rgba(255, 255, 255, 0.82); }
.inquiry-lead {
  max-width: 52ch;
  margin-bottom: 20px;
}
.inquiry-highlights {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.inquiry-highlights span {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding: 9px 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.14);
  border: 1px solid rgba(255, 255, 255, 0.18);
  color: #fff;
  font-family: "Rajdhani", sans-serif;
  font-weight: 700;
  letter-spacing: 0.4px;
}
.inquiry-form {
  display: flex;
  flex-direction: column;
  height: 100%;
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  box-shadow: var(--shadow); padding: 20px;
}
.inquiry-form label {
  display: block; font-weight: 700; margin: 10px 0 6px;
  color: var(--primary-dark);
}
.inquiry-form input,
.inquiry-form textarea {
  width: 100%; border: 1px solid #cdd9e3; border-radius: 10px;
  padding: 10px 12px; font: inherit;
}
.inquiry-form button { margin-top: 14px; }

.why-us-wrap {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.why-us-wrap article {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px;
  box-shadow: var(--shadow);
}
.why-us-wrap p {
  margin: 0;
  color: var(--muted);
}

.site-footer { border-top: 1px solid rgba(6, 54, 80, 0.12); padding: 20px 0; }
.footer-wrap { display: flex; align-items: center; justify-content: space-between; gap: 14px; }
.footer-wrap p { margin: 0; color: var(--muted); }
.footer-wrap a { color: var(--primary-dark); text-decoration: none; font-weight: 700; }

.whatsapp-float {
  position: fixed; left: 18px; bottom: 22px; z-index: 70;
  display: inline-flex; align-items: center; justify-content: center;
  text-decoration: none; color: #fff; font-weight: 700;
  background: linear-gradient(135deg, #25d366 0%, #139f47 100%);
  border-radius: 999px; width: 54px; height: 54px;
  box-shadow: 0 10px 24px rgba(19, 159, 71, 0.45);
}
.whatsapp-float svg {
  width: 30px;
  height: 30px;
  fill: #fff;
}

.lightbox {
  position: fixed; inset: 0; background: rgba(3, 16, 26, 0.9);
  display: grid; grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center; gap: 12px; padding: clamp(16px, 3vw, 30px);
  opacity: 0; visibility: hidden; transition: opacity 0.25s ease; z-index: 100;
}
.lightbox.open { opacity: 1; visibility: visible; }
.lightbox-figure { margin: 0; text-align: center; }
.lightbox img {
  max-height: 78vh; width: auto; max-width: 100%; margin: 0 auto;
  border-radius: 14px; border: 2px solid rgba(255, 255, 255, 0.3);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.45);
}
.lightbox figcaption { color: #d7e6f2; margin-top: 10px; font-size: 0.95rem; }
.lightbox-close, .lightbox-nav {
  border: 1px solid rgba(255, 255, 255, 0.32);
  background: rgba(255, 255, 255, 0.1); color: #fff; border-radius: 999px; cursor: pointer;
}
.lightbox-close {
  position: absolute; top: 16px; right: 20px;
  width: 42px; height: 42px; font-size: 1.7rem; line-height: 1;
}
.lightbox-nav {
  width: 48px; height: 48px; font-size: 2rem;
  display: inline-flex; align-items: center; justify-content: center;
}

.reveal { opacity: 0; transform: translateY(22px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }

@media (max-width: 980px) {
  .hero-grid, .split-grid, .cards-grid, .timeline, .inquiry-grid, .why-us-wrap { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr; }
  .brand-copy { display: none; }
  .site-nav {
    position: absolute; top: 83px; right: 4vw; background: #fff;
    border: 1px solid var(--line); border-radius: 12px; box-shadow: var(--shadow);
    padding: 12px; flex-direction: column; align-items: flex-start;
    min-width: 180px; display: none;
  }
  .site-nav.open { display: flex; }
  .nav-toggle { display: block; }
  .brand-logo-wrap {
    height: 60px;
  }
  .contact-wrap { align-items: flex-start; flex-direction: column; }
  .lightbox { grid-template-columns: 1fr; }
  .lightbox-nav { position: absolute; bottom: 22px; }
  .lightbox-prev { left: calc(50% - 64px); }
  .lightbox-next { right: calc(50% - 64px); }
  .inquiry-grid { align-items: start; }
  .inquiry-copy,
  .inquiry-form { height: auto; min-height: 0; }
  .inquiry-copy h2 { max-width: none; }
}

@media (max-width: 640px) {
  .inquiry-copy {
    padding: 22px 18px;
    border-radius: 22px;
  }
  .inquiry-lead {
    font-size: 0.98rem;
  }
  .inquiry-highlights {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .inquiry-highlights span {
    justify-content: center;
    width: 100%;
    min-height: 44px;
    padding: 10px 12px;
  }
}