:root {
  --bg: #060a10;
  --bg-alt: #0c141f;
  --surface: #101a28;
  --surface-2: #16233590;
  --border: #223047;
  --blue: #1c7ff2;
  --blue-light: #4fc3ff;
  --blue-gradient: linear-gradient(135deg, #0b3d91 0%, #1c7ff2 50%, #00c2ff 100%);
  --white: #f4f7fb;
  --gray: #9aabc0;
  --gray-dim: #6c7c92;
  --radius: 10px;
  --font-head: 'Oswald', sans-serif;
  --font-body: 'Inter', sans-serif;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--white);
  line-height: 1.6;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
ul { list-style: none; }
img { max-width: 100%; display: block; }

.eyebrow {
  font-family: var(--font-head);
  font-size: 0.8rem;
  letter-spacing: 0.15em;
  color: var(--blue-light);
  font-weight: 600;
  margin-bottom: 0.75rem;
}

h1, h2, h3, h4 {
  font-family: var(--font-head);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.01em;
}

/* TOPBAR */
.topbar {
  background: #02050a;
  border-bottom: 1px solid var(--border);
  font-size: 0.8rem;
  color: var(--gray);
}
.topbar-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0.4rem 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.6rem;
}
.topbar-sep { color: var(--gray-dim); }
.topbar a:hover { color: var(--blue-light); }
.lang-toggle { margin-left: auto; display: flex; gap: 0.3rem; align-items: center; }
.lang-btn {
  background: none; border: none; color: var(--gray-dim); cursor: pointer;
  font-size: 0.8rem; font-weight: 600; padding: 0.1rem 0.3rem;
}
.lang-btn.active { color: var(--blue-light); }

/* HEADER */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(6,10,16,0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  max-width: 1200px; margin: 0 auto; padding: 0.9rem 1.5rem;
  display: flex; align-items: center; justify-content: space-between;
}
.logo { display: flex; flex-direction: column; line-height: 1.1; }
.logo-line1 { font-family: var(--font-head); font-size: 1.15rem; font-weight: 700; letter-spacing: 0.02em; }
.logo-line1 .amp { color: var(--blue-light); }
.logo-line2 { font-family: var(--font-head); font-size: 1.15rem; font-weight: 700; color: var(--blue-light); letter-spacing: 0.05em; }
.logo-line2 .logo-thin { color: var(--gray); font-size: 0.65rem; font-weight: 500; letter-spacing: 0.15em; display: block; margin-top: 0.1rem; }

.nav-links { display: flex; align-items: center; gap: 2rem; }
.nav-links a {
  font-family: var(--font-head); font-size: 0.85rem; font-weight: 500;
  letter-spacing: 0.05em; text-transform: uppercase; color: var(--gray);
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--white); }
.nav-cta {
  background: var(--blue-gradient); color: var(--white) !important;
  padding: 0.6rem 1.3rem; border-radius: 6px;
}
.nav-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; }
.nav-toggle span { width: 24px; height: 2px; background: var(--white); }

/* HERO */
.hero {
  position: relative;
  min-height: 88vh;
  display: flex; align-items: center;
  padding: 4rem 1.5rem;
  overflow: hidden;
}
.hero-bg {
  position: absolute; inset: 0;
  background:
    radial-gradient(circle at 80% 20%, rgba(28,127,242,0.25), transparent 55%),
    radial-gradient(circle at 10% 90%, rgba(0,194,255,0.12), transparent 50%),
    linear-gradient(180deg, #060a10 0%, #0a1220 100%);
  z-index: 0;
}
.hero-content { position: relative; z-index: 1; max-width: 780px; margin: 0 auto; text-align: center; }
.hero h1 { font-size: clamp(2.4rem, 5vw, 4rem); line-height: 1.1; margin-bottom: 1.2rem; }
.hero h1 .accent {
  background: var(--blue-gradient);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero-sub { color: var(--gray); font-size: 1.05rem; max-width: 620px; margin: 0 auto 2rem; }
.hero-actions { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; margin-bottom: 3rem; }

.btn {
  font-family: var(--font-head); font-weight: 600; letter-spacing: 0.04em;
  text-transform: uppercase; font-size: 0.85rem;
  padding: 0.9rem 1.9rem; border-radius: 6px; border: 1px solid transparent;
  cursor: pointer; transition: transform 0.15s, box-shadow 0.15s;
  display: inline-block;
}
.btn-primary { background: var(--blue-gradient); color: var(--white); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 10px 30px rgba(28,127,242,0.35); }
.btn-outline { border-color: var(--border); color: var(--white); background: rgba(255,255,255,0.02); }
.btn-outline:hover { border-color: var(--blue-light); color: var(--blue-light); }
.btn-block { width: 100%; }

.hero-stats {
  display: flex; justify-content: center; gap: 3rem;
  padding-top: 2rem; border-top: 1px solid var(--border);
}
.hero-stats div { text-align: center; }
.hero-stats strong { display: block; font-family: var(--font-head); font-size: 1.4rem; color: var(--blue-light); }
.hero-stats span { font-size: 0.8rem; color: var(--gray); text-transform: uppercase; letter-spacing: 0.05em; }

/* SECTIONS */
.section { max-width: 1200px; margin: 0 auto; padding: 6rem 1.5rem; }
.section-alt { background: var(--bg-alt); max-width: none; }
.section-alt > * { max-width: 1200px; margin-left: auto; margin-right: auto; }
.section-head { text-align: center; max-width: 640px; margin: 0 auto 3.5rem; }
.section-head h2 { font-size: clamp(1.8rem, 3.5vw, 2.6rem); margin-bottom: 0.8rem; }
.section-sub { color: var(--gray); }

/* SERVICES */
.services-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 1.5rem; }
.service-card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 2rem; transition: transform 0.2s, border-color 0.2s;
}
.service-card:hover { transform: translateY(-4px); border-color: var(--blue); }
.service-icon { font-size: 2rem; margin-bottom: 1rem; }
.service-card h3 { font-size: 1.05rem; margin-bottom: 0.7rem; }
.service-card p { color: var(--gray); font-size: 0.92rem; }

/* GALLERY */
.gallery-tabs { display: flex; justify-content: center; gap: 0.8rem; margin-bottom: 2.5rem; }
.tab-btn {
  background: var(--surface); border: 1px solid var(--border); color: var(--gray);
  font-family: var(--font-head); font-size: 0.8rem; letter-spacing: 0.05em;
  text-transform: uppercase; padding: 0.6rem 1.4rem; border-radius: 30px; cursor: pointer;
}
.tab-btn.active { background: var(--blue-gradient); color: var(--white); border-color: transparent; }
.gallery-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 1.2rem; }
.gallery-placeholder {
  aspect-ratio: 4/3; background: var(--surface); border: 1px dashed var(--border); border-radius: var(--radius);
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 0.6rem;
  font-size: 2.5rem; color: var(--gray-dim);
}
.gallery-placeholder span { font-size: 0.8rem; font-family: var(--font-body); }

/* ABOUT */
.about-grid { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 3.5rem; align-items: center; }
.about-photo-placeholder {
  aspect-ratio: 4/3; background: var(--surface); border: 1px dashed var(--border); border-radius: var(--radius);
  display: flex; align-items: center; justify-content: center; font-size: 3rem; color: var(--gray-dim);
}
.about-text p { color: var(--gray); margin-bottom: 1rem; }
.about-list { margin-top: 1.5rem; display: flex; flex-direction: column; gap: 0.6rem; }
.about-list li { color: var(--white); font-size: 0.95rem; }

/* CERTIFICATIONS */
.cert-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 1.2rem; }
.cert-card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 1.8rem; text-align: center;
}
.cert-icon { font-size: 1.8rem; margin-bottom: 0.6rem; }
.cert-card span { font-size: 0.88rem; color: var(--gray); }

/* TESTIMONIALS */
.testimonials-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 1.5rem; }
.testimonial-card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 2rem;
}
.stars { color: var(--blue-light); margin-bottom: 0.8rem; letter-spacing: 0.1em; }
.testimonial-card p:not(.stars) { color: var(--white); font-style: italic; margin-bottom: 1rem; }
.testimonial-name { color: var(--gray); font-size: 0.85rem; }

/* BOOKING FORM */
.booking-form { max-width: 720px; margin: 0 auto; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 2.5rem; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.2rem; }
.form-group { margin-bottom: 1.2rem; }
.form-group label { display: block; font-size: 0.82rem; color: var(--gray); margin-bottom: 0.4rem; text-transform: uppercase; letter-spacing: 0.04em; }
.form-group input, .form-group select, .form-group textarea {
  width: 100%; background: var(--bg); border: 1px solid var(--border); border-radius: 6px;
  padding: 0.75rem 0.9rem; color: var(--white); font-family: var(--font-body); font-size: 0.95rem;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus { outline: none; border-color: var(--blue); }
.form-note { text-align: center; color: var(--gray-dim); font-size: 0.78rem; margin-top: 1rem; }

/* FOOTER */
.site-footer { background: #02050a; border-top: 1px solid var(--border); padding: 4rem 1.5rem 1.5rem; }
.footer-inner {
  max-width: 1200px; margin: 0 auto;
  display: grid; grid-template-columns: 1.6fr 1fr 1fr; gap: 3rem; margin-bottom: 2.5rem;
}
.footer-brand p { color: var(--gray); margin-top: 1rem; font-size: 0.9rem; }
.footer-col h4 { font-size: 0.85rem; letter-spacing: 0.08em; margin-bottom: 1rem; color: var(--blue-light); }
.footer-col p { margin-bottom: 0.6rem; color: var(--gray); font-size: 0.9rem; }
.footer-col a:hover { color: var(--blue-light); }
.footer-bottom { max-width: 1200px; margin: 0 auto; padding-top: 1.5rem; border-top: 1px solid var(--border); color: var(--gray-dim); font-size: 0.8rem; text-align: center; }

/* RESPONSIVE */
@media (max-width: 860px) {
  .nav-links {
    position: fixed; top: 66px; left: 0; right: 0; bottom: 0;
    background: var(--bg); flex-direction: column; align-items: flex-start;
    padding: 2rem 1.5rem; gap: 1.5rem; transform: translateX(100%); transition: transform 0.25s;
  }
  .nav-links.open { transform: translateX(0); }
  .nav-toggle { display: flex; }
  .about-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; gap: 2rem; }
}