:root {
  --ink: #101014;
  --ink-2: #17171d;
  --panel: #1d1d25;
  --panel-2: #23232c;
  --line: #2c2c36;
  --steel: #c7c9cc;
  --steel-dark: #8f9296;
  --steel-light: #eceef0;
  --white: #ffffff;
  --off-white: #f5f5f3;
  --gray: #9a9aa3;
  --gray-dark: #66666e;
  --accent: #b9bec4;
  --wa: #25d366;
  --radius: 14px;
  --shadow: 0 16px 44px rgba(0, 0, 0, 0.28);
  --font: 'Inter', system-ui, sans-serif;
  --serif: 'Cormorant Garamond', Georgia, serif;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  color: var(--ink);
  background: var(--off-white);
  line-height: 1.65;
  overflow-x: hidden;
}

.container { width: 100%; max-width: 1160px; margin: 0 auto; padding: 0 20px; }

a { text-decoration: none; color: inherit; }

/* ---------- Animations ---------- */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}
.reveal { opacity: 0; }
.reveal.visible { animation: fadeUp 0.7s ease forwards; }

/* ---------- Topbar ---------- */
.topbar { background: var(--ink); color: #fff; border-bottom: 1px solid var(--line); }
.topbar-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  font-size: 0.8rem;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.7);
  padding: 10px 0;
}
.topbar-phones { display: flex; gap: 18px; }
.topbar-phones a { color: var(--steel-light); font-weight: 700; transition: color 0.2s; }
.topbar-phones a:hover { color: #fff; }

/* ---------- Header ---------- */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(16, 16, 20, 0.94);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}
.logo { display: flex; align-items: center; gap: 13px; }
.logo-mark {
  width: 44px; height: 44px;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, #e8eaec, #9ba0a5);
  color: #101014;
  border-radius: 12px;
}
.logo-mark svg { width: 24px; height: 24px; }
.logo-text { line-height: 1.1; }
.logo-text strong {
  display: block;
  font-family: var(--serif);
  font-weight: 700;
  font-size: 1.35rem;
  color: #fff;
  letter-spacing: 0.02em;
}
.logo-text em {
  display: block;
  font-style: normal;
  font-size: 0.6rem;
  color: var(--steel);
  letter-spacing: 0.22em;
  font-weight: 700;
  text-transform: uppercase;
}
.nav { display: flex; gap: 28px; align-items: center; }
.nav a { font-weight: 600; font-size: 0.95rem; color: rgba(255, 255, 255, 0.7); transition: color 0.2s; }
.nav a:hover, .nav a.active { color: var(--white); }
.nav .nav-cta {
  background: linear-gradient(135deg, #e8eaec, #a7abb0);
  color: #101014;
  padding: 11px 20px;
  border-radius: 8px;
  font-weight: 700;
}
.nav .nav-cta:hover { color: #101014; filter: brightness(1.05); }

.menu-toggle { display: none; background: none; border: none; cursor: pointer; padding: 6px; }
.menu-toggle span { display: block; width: 24px; height: 2.5px; background: #fff; margin: 5px 0; border-radius: 2px; transition: 0.3s; }
.menu-toggle.open span:nth-child(1) { transform: translateY(7.5px) rotate(45deg); }
.menu-toggle.open span:nth-child(2) { opacity: 0; }
.menu-toggle.open span:nth-child(3) { transform: translateY(-7.5px) rotate(-45deg); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 15px 30px;
  border-radius: 8px;
  font-weight: 700;
  font-size: 1rem;
  transition: transform 0.2s, box-shadow 0.2s, background 0.2s;
  border: none;
  cursor: pointer;
}
.btn svg { width: 20px; height: 20px; fill: currentColor; }
.btn-steel { background: linear-gradient(135deg, #e8eaec, #a7abb0); color: #101014; box-shadow: 0 8px 22px rgba(150, 155, 160, 0.3); }
.btn-steel:hover { transform: translateY(-2px); filter: brightness(1.05); }
.btn-wa { background: var(--wa); color: #fff; box-shadow: 0 8px 22px rgba(37, 211, 102, 0.3); }
.btn-wa:hover { transform: translateY(-2px); }
.btn-dark { background: var(--ink); color: #fff; }
.btn-dark:hover { transform: translateY(-2px); }
.btn-outline { background: transparent; border: 2px solid rgba(255, 255, 255, 0.5); color: #fff; }
.btn-outline:hover { background: #fff; border-color: #fff; color: var(--ink); }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  color: #fff;
  padding: 110px 0 100px;
  overflow: hidden;
}
.hero-img {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(100deg, rgba(10, 10, 14, 0.96) 0%, rgba(10, 10, 14, 0.85) 45%, rgba(10, 10, 14, 0.45) 100%);
}
.hero-inner { position: relative; z-index: 1; }
.hero-tag {
  display: inline-block;
  border: 1px solid rgba(255, 255, 255, 0.25);
  color: var(--steel-light);
  padding: 9px 18px;
  border-radius: 100px;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  margin-bottom: 26px;
}
.hero h1 {
  font-family: var(--serif);
  font-size: clamp(3rem, 9vw, 5.5rem);
  font-weight: 700;
  line-height: 1.05;
  margin-bottom: 20px;
}
.hero h1 span { color: var(--steel); }
.hero p {
  font-size: clamp(1rem, 2.5vw, 1.18rem);
  color: rgba(255, 255, 255, 0.8);
  max-width: 560px;
  margin-bottom: 34px;
}
.hero-cta { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 36px; }
.hero-badges {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  align-items: center;
  font-family: var(--serif);
  font-size: 1.05rem;
  color: var(--steel-light);
}
.hero-badges i { color: var(--steel-dark); font-style: normal; }

/* ---------- Sections ---------- */
.section { padding: 84px 0; }
.section-head { text-align: center; margin-bottom: 48px; }
.section-title {
  font-family: var(--serif);
  font-size: clamp(2rem, 4.5vw, 2.8rem);
  font-weight: 700;
  line-height: 1.15;
  margin-bottom: 12px;
}
.section-subtitle { color: var(--gray-dark); max-width: 580px; margin: 0 auto; }
.section-kicker {
  display: inline-block;
  color: var(--gray-dark);
  font-weight: 700;
  font-size: 0.82rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  margin-bottom: 14px;
}
.center-cta { text-align: center; margin-top: 40px; }

/* ---------- Intro ---------- */
.intro { background: var(--white); }
.intro-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 50px;
  align-items: center;
}
.intro-text .section-title { margin-bottom: 16px; }
.intro-text p { color: var(--gray-dark); margin-bottom: 24px; }
.intro-points { display: flex; flex-direction: column; gap: 12px; }
.point { display: flex; align-items: center; gap: 10px; font-weight: 600; }
.point span {
  width: 24px; height: 24px;
  background: var(--ink);
  color: #fff;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.7rem;
}
.intro-image { border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); }
.intro-image img { width: 100%; display: block; height: 400px; object-fit: cover; }

/* ---------- Services (home) ---------- */
.services { background: var(--off-white); }
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
}
.service-card {
  background: var(--white);
  border: 1px solid #e6e4e0;
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform 0.3s, box-shadow 0.3s;
  display: block;
}
.service-card:hover { transform: translateY(-6px); box-shadow: 0 20px 50px rgba(0, 0, 0, 0.12); }
.service-img {
  height: 170px;
  background-size: cover;
  background-position: center;
  transition: transform 0.4s;
}
.service-card:hover .service-img { transform: scale(1.05); }
.service-body { padding: 22px 20px; }
.service-body h3 { font-family: var(--serif); font-size: 1.35rem; font-weight: 700; margin-bottom: 6px; }
.service-body p { color: var(--gray-dark); font-size: 0.92rem; }

/* ---------- Materials ---------- */
.materials { background: var(--ink); color: #fff; padding: 70px 0; }
.materials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
  text-align: center;
}
.material-item { padding: 20px; border: 1px solid var(--line); border-radius: var(--radius); }
.material-icon { font-size: 2.4rem; margin-bottom: 12px; }
.material-item h3 { font-family: var(--serif); font-size: 1.4rem; font-weight: 600; margin-bottom: 4px; }
.material-item p { color: rgba(255, 255, 255, 0.6); font-size: 0.9rem; }

/* ---------- CTA band ---------- */
.cta-band { background: var(--ink-2); color: #fff; padding: 64px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.cta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  flex-wrap: wrap;
}
.cta-band h2 { font-family: var(--serif); font-size: clamp(1.8rem, 4vw, 2.4rem); font-weight: 700; }
.cta-band p { color: rgba(255, 255, 255, 0.7); margin-top: 6px; }
.cta-btns { display: flex; gap: 12px; flex-wrap: wrap; }

/* ---------- Footer ---------- */
.footer { background: var(--ink); color: rgba(255, 255, 255, 0.7); }
.footer-inner {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 30px;
  padding: 50px 20px 30px;
}
.footer-logo {
  font-family: var(--serif);
  font-size: 1.5rem;
  font-weight: 700;
  color: #fff;
}
.footer-logo em { font-style: normal; color: var(--steel); font-size: 0.85rem; letter-spacing: 0.08em; }
.footer-brand p { font-size: 0.88rem; margin-top: 12px; max-width: 300px; }
.footer-col h4 { color: var(--steel-light); margin-bottom: 14px; font-size: 0.92rem; text-transform: uppercase; letter-spacing: 0.08em; }
.footer-col a { display: block; font-size: 0.9rem; padding: 5px 0; color: rgba(255, 255, 255, 0.6); transition: color 0.2s; }
.footer-col a:hover { color: #fff; }
.footer-bottom { border-top: 1px solid var(--line); text-align: center; font-size: 0.82rem; color: rgba(255, 255, 255, 0.45); padding: 16px 0; }

/* ---------- Page hero (inner) ---------- */
.page-hero {
  background: var(--ink);
  color: #fff;
  padding: 76px 0 66px;
  text-align: center;
  border-bottom: 1px solid var(--line);
}
.page-hero h1 { font-family: var(--serif); font-size: clamp(2.4rem, 5vw, 3.4rem); font-weight: 700; margin-bottom: 12px; }
.page-hero p { color: rgba(255, 255, 255, 0.7); max-width: 560px; margin: 0 auto; }

/* ---------- Service detail ---------- */
.detail-section { background: var(--off-white); }
.detail-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 24px;
}
.detail-card {
  background: var(--white);
  border: 1px solid #e6e4e0;
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform 0.3s, box-shadow 0.3s;
}
.detail-card:hover { transform: translateY(-6px); box-shadow: 0 20px 50px rgba(0, 0, 0, 0.12); }
.detail-img { height: 190px; background-size: cover; background-position: center; }
.detail-body { padding: 26px 24px 28px; position: relative; }
.detail-num {
  position: absolute;
  top: 26px; right: 24px;
  font-family: var(--serif);
  font-size: 2.2rem;
  font-weight: 600;
  color: #e8e6e2;
}
.detail-body h2 { font-family: var(--serif); font-size: 1.5rem; font-weight: 700; margin-bottom: 8px; }
.detail-body p { color: var(--gray-dark); font-size: 0.94rem; margin-bottom: 14px; }
.detail-body ul { list-style: none; }
.detail-body ul li { font-size: 0.9rem; padding: 5px 0 5px 22px; position: relative; font-weight: 500; }
.detail-body ul li::before { content: '\2713'; position: absolute; left: 0; color: var(--gray-dark); font-weight: 800; }

/* ---------- Gallery ---------- */
.gallery { background: var(--white); }
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 16px;
}
.g-item {
  height: 200px;
  border-radius: var(--radius);
  background-size: cover;
  background-position: center;
  position: relative;
  overflow: hidden;
  cursor: pointer;
  transition: transform 0.3s, box-shadow 0.3s;
}
.g-item:hover { transform: translateY(-4px); box-shadow: 0 16px 40px rgba(0, 0, 0, 0.18); }
.g-item span {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  padding: 28px 16px 12px;
  background: linear-gradient(transparent, rgba(10, 10, 14, 0.85));
  color: #fff;
  font-weight: 600;
  font-size: 0.9rem;
}

/* ---------- Contact ---------- */
.contact-section { background: var(--off-white); }
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 30px;
  align-items: start;
}
.contact-cards { display: flex; flex-direction: column; gap: 14px; }
.contact-card, .contact-address {
  display: flex;
  align-items: center;
  gap: 18px;
  background: var(--white);
  border: 1px solid #e6e4e0;
  border-radius: var(--radius);
  padding: 20px;
  transition: transform 0.25s, border-color 0.25s, box-shadow 0.25s;
}
.contact-card:hover { transform: translateY(-3px); border-color: var(--gray-dark); box-shadow: 0 14px 40px rgba(0, 0, 0, 0.08); }
.contact-icon {
  width: 52px; height: 52px;
  flex-shrink: 0;
  background: var(--ink);
  color: var(--steel-light);
  border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.4rem;
}
.contact-card.wa .contact-icon { background: var(--wa); color: #fff; }
.contact-card h3, .contact-address h3 { font-size: 1.05rem; font-weight: 700; }
.contact-card p, .contact-address p { color: var(--gray-dark); font-size: 0.9rem; }
.contact-action { color: var(--gray-dark); font-weight: 700; font-size: 0.88rem; }

.contact-form-card {
  background: var(--white);
  border: 1px solid #e6e4e0;
  border-radius: var(--radius);
  padding: 36px 32px;
  box-shadow: 0 16px 46px rgba(0, 0, 0, 0.08);
}
.contact-form-card h2 { font-family: var(--serif); font-size: 1.8rem; font-weight: 700; margin-bottom: 6px; }
.contact-form-card p { color: var(--gray-dark); font-size: 0.92rem; margin-bottom: 22px; }
.contact-form-card input,
.contact-form-card select,
.contact-form-card textarea {
  width: 100%;
  padding: 13px 16px;
  border: 1.5px solid #e6e4e0;
  border-radius: 10px;
  font-size: 0.95rem;
  font-family: var(--font);
  margin-bottom: 14px;
  outline: none;
  background: var(--off-white);
}
.contact-form-card input:focus,
.contact-form-card select:focus,
.contact-form-card textarea:focus { border-color: var(--gray-dark); }
.contact-form-card .btn { width: 100%; }

/* ---------- Floating actions ---------- */
.quick-actions {
  position: fixed;
  bottom: 20px;
  right: 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  z-index: 200;
}
.qa {
  width: 58px; height: 58px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 8px 22px rgba(0, 0, 0, 0.3);
  transition: transform 0.2s;
  color: #fff;
}
.qa svg { width: 28px; height: 28px; fill: currentColor; }
.qa-wa { background: var(--wa); }
.qa-call { background: var(--ink); border: 1px solid var(--line); }
.qa:hover { transform: scale(1.1); }

/* ---------- Mobile ---------- */
@media (max-width: 768px) {
  .menu-toggle { display: block; }
  .nav {
    position: fixed;
    top: 0;
    right: 0;
    width: 280px;
    height: 100vh;
    background: var(--ink);
    flex-direction: column;
    padding: 90px 28px 28px;
    gap: 20px;
    transform: translateX(100%);
    transition: transform 0.3s ease;
    box-shadow: -16px 0 40px rgba(0, 0, 0, 0.5);
    z-index: 150;
  }
  .nav.open { transform: translateX(0); }
  .nav a { font-size: 1.05rem; color: #fff; }
  .nav .nav-cta { text-align: center; }

  .topbar-inner { justify-content: center; text-align: center; }
  .topbar-phones { flex-direction: column; gap: 4px; font-size: 0.82rem; }

  .hero { padding: 70px 0 64px; }
  .hero-cta { flex-direction: column; }
  .hero-cta .btn { width: 100%; }

  .section { padding: 60px 0; }
  .intro-grid { grid-template-columns: 1fr; }
  .intro-image img { height: 260px; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; padding: 36px 20px 20px; gap: 24px; }
  .cta-inner { flex-direction: column; text-align: center; }
  .cta-btns { justify-content: center; }
}