:root {
  --lime: #B6FF3B;
  --navy: #0C1A2B;
  --white: #FFFFFF;
  --gray-light: #F5F7FA;
  --gray-dark: #1E293B;
  --font-display: 'Plus Jakarta Sans', 'Manrope', sans-serif;
  --font-body: 'Inter', sans-serif;
  --container: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  background: var(--navy);
  color: var(--white);
  line-height: 1.6;
}
h1, h2, h3, h4 { font-family: var(--font-display); margin: 0 0 .5em; font-weight: 700; line-height: 1.15; }
p { margin: 0 0 1em; color: rgba(255,255,255,.78); }
a { color: inherit; text-decoration: none; }
ul { list-style: none; margin: 0; padding: 0; }

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

/* Cookie banner */
.cookie-banner {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 200;
  background: var(--navy); border-top: 1px solid rgba(182,255,59,.25);
  box-shadow: 0 -8px 24px rgba(0,0,0,.25);
}
.cookie-banner-inner {
  display: flex; align-items: center; justify-content: space-between;
  gap: 24px; flex-wrap: wrap; padding: 18px 24px;
}
.cookie-banner-inner p { margin: 0; font-size: .88rem; color: rgba(255,255,255,.85); max-width: 760px; }
.cookie-banner-inner a { color: var(--lime); text-decoration: underline; }
.cookie-banner-btn { flex-shrink: 0; padding: 12px 26px; font-size: .9rem; }

/* Header */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: rgba(12,26,43,.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.nav { display: flex; align-items: center; justify-content: space-between; height: 76px; }
.logo { font-family: var(--font-display); font-weight: 800; font-size: 1.2rem; }
.nav-links { display: flex; gap: 28px; align-items: center; }
.nav-links a { font-size: .92rem; font-weight: 500; opacity: .85; transition: opacity .2s, color .2s; }
.nav-links a:hover { opacity: 1; color: var(--lime); }
.nav-cta {
  background: var(--lime); color: var(--navy) !important;
  padding: 10px 18px; border-radius: 999px; font-weight: 600 !important;
}
.nav-toggle { display: none; background: none; border: none; flex-direction: column; gap: 5px; cursor: pointer; }
.nav-toggle span { width: 24px; height: 2px; background: var(--white); display: block; }

/* Buttons */
.btn {
  display: inline-block; padding: 18px 36px; border-radius: 999px;
  font-weight: 700; font-size: 1rem; letter-spacing: .01em;
  transition: transform .2s, background-color .2s, color .2s, box-shadow .2s;
  border: 2px solid transparent; cursor: pointer;
}
.btn:hover { transform: translateY(-2px); }
.btn:focus-visible { outline: 3px solid var(--lime); outline-offset: 3px; }

/* Primary CTA — dark backgrounds (navy): lime fill */
.btn-primary {
  background: var(--lime); color: var(--navy);
  box-shadow: 0 8px 24px rgba(182,255,59,.25);
}
.btn-primary:hover { background: #cbff70; box-shadow: 0 10px 28px rgba(182,255,59,.35); }

/* Primary CTA — light backgrounds: navy fill, lime on hover */
.section-light .btn-primary {
  background: var(--navy); color: var(--white);
  box-shadow: 0 8px 24px rgba(12,26,43,.18);
}
.section-light .btn-primary:hover {
  background: var(--lime); color: var(--navy);
  box-shadow: 0 10px 28px rgba(182,255,59,.4);
}

/* Secondary / ghost CTA — adapts border + text color to background */
.btn-ghost {
  border-color: rgba(255,255,255,.4); color: var(--white); background: transparent;
}
.btn-ghost:hover { border-color: var(--lime); color: var(--lime); }
.section-light .btn-ghost {
  border-color: rgba(12,26,43,.35); color: var(--navy);
}
.section-light .btn-ghost:hover { border-color: var(--navy); background: var(--navy); color: var(--white); }

/* Hero */
.hero { position: relative; padding: 180px 0 120px; overflow: hidden; }
.hero-bg {
  position: absolute; inset: 0;
  background-image: radial-gradient(circle at 75% 20%, rgba(182,255,59,.22), transparent 55%),
              linear-gradient(160deg, rgba(12,26,43,.92) 0%, rgba(10,20,32,.88) 100%),
              var(--hero-image, none);
  background-size: cover;
  background-position: center 30%;
  background-blend-mode: normal, normal, luminosity;
  z-index: -1;
}
.hero-inner { max-width: 760px; }
.eyebrow {
  color: var(--lime); font-weight: 600; letter-spacing: .04em;
  text-transform: uppercase; font-size: .85rem; margin-bottom: 18px;
}
.hero h1 { font-size: clamp(2.4rem, 5.5vw, 4rem); letter-spacing: -.02em; }
.hero-sub { font-size: 1.15rem; max-width: 600px; margin-top: 20px; }
.hero-actions { display: flex; gap: 16px; margin-top: 36px; flex-wrap: wrap; }

/* Section base */
.section { padding: 110px 0; }
.section-dark { background: #0a1420; }
.section-light { background: var(--gray-light); color: var(--navy); }
.section-light p { color: rgba(12,26,43,.7); }
.section-light h2, .section-light h3 { color: var(--navy); }
.section-tag {
  color: var(--lime); text-transform: uppercase; letter-spacing: .06em;
  font-weight: 700; font-size: .8rem; margin-bottom: 12px;
}
.section-light .section-tag { color: #5a7d1a; }
.section h2 { font-size: clamp(1.8rem, 3.5vw, 2.6rem); max-width: 760px; }

/* About */
.about-grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: 60px; align-items: center; }
.about-media {
  aspect-ratio: 4/5; border-radius: 24px;
  background: linear-gradient(145deg, var(--gray-dark), var(--navy));
  border: 1px solid rgba(182,255,59,.2);
  overflow: hidden;
}
.about-media img { width: 100%; height: 100%; object-fit: cover; display: block; }

/* Gallery */
.gallery-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin-top: 48px; }
.gallery-grid img {
  width: 100%; aspect-ratio: 3/4; object-fit: cover; border-radius: 16px;
  border: 1px solid rgba(12,26,43,.08); transition: transform .3s;
}
.gallery-grid img:hover { transform: scale(1.03); }
.facts { display: flex; gap: 32px; margin-top: 32px; flex-wrap: wrap; }
.facts li { display: flex; flex-direction: column; }
.fact-num { font-family: var(--font-display); font-size: 1.6rem; font-weight: 800; color: var(--lime); }
.fact-label { font-size: .85rem; color: rgba(255,255,255,.6); max-width: 140px; }

.about-details { display: grid; grid-template-columns: repeat(2, 1fr); gap: 48px; margin-top: 72px; padding-top: 56px; border-top: 1px solid rgba(255,255,255,.08); }
.about-detail-col h3 { font-size: 1.1rem; color: var(--lime); margin-bottom: 20px; }
.quali-list { display: flex; flex-direction: column; gap: 14px; }
.quali-list li { display: flex; gap: 14px; font-size: .94rem; color: rgba(255,255,255,.85); align-items: baseline; }
.quali-year { flex-shrink: 0; min-width: 78px; font-weight: 600; color: var(--lime); font-size: .85rem; }

/* Philosophy */
.philosophy-quote { font-size: clamp(1.6rem, 3vw, 2.3rem); max-width: 820px; margin-bottom: 60px; }
.principles { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.principle {
  background: rgba(255,255,255,.04); border: 1px solid rgba(255,255,255,.08);
  border-radius: 16px; padding: 28px;
}
.principle h3 { color: var(--lime); font-size: 1.05rem; }
.principle p { font-size: .92rem; margin: 0; }

/* Cards */
.card-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 48px; }
.card {
  background: rgba(255,255,255,.04); border: 1px solid rgba(255,255,255,.08);
  border-radius: 18px; padding: 32px; transition: transform .25s, border-color .25s;
}
.section-light .card { background: var(--white); border-color: rgba(12,26,43,.08); }
.card:hover { transform: translateY(-6px); border-color: rgba(182,255,59,.4); }
.card h3 { font-size: 1.15rem; }

/* Service accordion cards */
.card-accordion { padding: 0; overflow: hidden; }
.card-accordion h3 { margin: 0; font-size: 1.15rem; }
.card-toggle {
  display: flex; align-items: center; justify-content: space-between;
  width: 100%; min-height: 56px; padding: 32px 32px 0;
  background: none; border: none; color: inherit; font: inherit;
  font-family: var(--font-display); font-weight: 700; font-size: 1.15rem;
  text-align: left; cursor: pointer;
}
.card-accordion > p { padding: 0 32px; margin-bottom: 28px; }
.card-chevron {
  flex-shrink: 0; width: 12px; height: 12px; margin-left: 16px;
  border-right: 2px solid var(--lime); border-bottom: 2px solid var(--lime);
  transform: rotate(45deg); transition: transform .25s;
}
.card-toggle[aria-expanded="true"] .card-chevron { transform: rotate(-135deg); }
.card-panel {
  padding: 0 32px 32px; border-top: 1px solid rgba(255,255,255,.08);
  padding-top: 24px; margin-top: -4px;
}
.section-light .card-panel { border-top-color: rgba(12,26,43,.08); }
.card-panel p:last-of-type { margin-bottom: 18px; }
.card-panel .btn { margin-top: 4px; }
.tag-list { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 18px; }
.tag-list li {
  font-size: .8rem; font-weight: 600; color: var(--lime);
  background: rgba(182,255,59,.1); border: 1px solid rgba(182,255,59,.3);
  border-radius: 999px; padding: 6px 14px;
}
.section-light .tag-list li { color: #5a7d1a; background: rgba(90,125,26,.08); border-color: rgba(90,125,26,.25); }

/* Structure */
.structure-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; margin-top: 48px; }
.structure-card {
  background: var(--white); border-radius: 16px; padding: 32px;
  border: 1px solid rgba(12,26,43,.08);
}
.structure-card h3 { font-size: 1.1rem; }
.structure-card p { margin: 0; }
.structure-card strong { color: var(--navy); }

/* Process */
.process-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; margin-top: 48px; }
.process-step { position: relative; padding-top: 16px; border-top: 2px solid rgba(182,255,59,.3); }
.step-num { font-family: var(--font-display); font-size: 2rem; font-weight: 800; color: var(--lime); opacity: .5; }

/* References */
.ref-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 48px; }
.ref-card {
  background: rgba(255,255,255,.04); border: 1px solid rgba(255,255,255,.08);
  border-radius: 16px; padding: 28px; margin: 0;
}
.ref-card p { font-style: italic; }
.ref-card footer { font-size: .85rem; color: var(--lime); font-weight: 600; }

/* FAQ */
.faq-list { max-width: 760px; margin-top: 48px; display: flex; flex-direction: column; gap: 12px; }
.faq-item {
  background: var(--white); border-radius: 12px; padding: 20px 24px;
  border: 1px solid rgba(12,26,43,.08);
}
.faq-item summary { font-weight: 600; cursor: pointer; font-size: 1rem; }
.faq-item p { margin: 14px 0 0; font-size: .94rem; }

/* Contact */
.contact-grid { display: grid; grid-template-columns: 1fr 1.1fr; gap: 60px; }
.contact-details { margin: 24px 0; display: flex; flex-direction: column; gap: 10px; font-size: .95rem; }
.contact-details a:hover { color: var(--lime); text-decoration: underline; }
.booking-btn { margin-top: 8px; }
.contact-form { display: flex; flex-direction: column; gap: 14px; }
.contact-form label { font-size: .88rem; font-weight: 600; }
.contact-form input, .contact-form textarea {
  width: 100%; padding: 14px 16px; border-radius: 10px;
  border: 1px solid rgba(255,255,255,.15); background: rgba(255,255,255,.05);
  color: var(--white); font-family: inherit; font-size: .95rem;
}
.contact-form input:focus, .contact-form textarea:focus { outline: 2px solid var(--lime); }
.privacy-check { display: flex; gap: 10px; align-items: flex-start; font-size: .85rem; font-weight: 400; }
.privacy-check input { width: auto; margin-top: 3px; }
.privacy-check a { color: var(--lime); text-decoration: underline; }
.form-note { font-size: .9rem; color: var(--lime); min-height: 1.2em; }

/* Footer */
.site-footer { background: #070d16; padding: 32px 0; }
.footer-inner { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px; }
.footer-links { display: flex; gap: 20px; }
.footer-links a { font-size: .85rem; opacity: .7; }
.site-footer p { margin: 0; font-size: .85rem; opacity: .7; }

/* Legal pages */
.legal-content { max-width: 780px; padding-bottom: 80px; }
.legal-content h1 { font-size: clamp(2rem, 4vw, 2.8rem); margin-bottom: 28px; }
.legal-content h2 { font-size: 1.25rem; margin-top: 40px; color: var(--navy); }
.legal-content p { font-size: .95rem; }
.legal-content ul { margin: 0 0 1em; padding-left: 22px; list-style: disc; }
.legal-content li { font-size: .95rem; color: rgba(12,26,43,.7); margin-bottom: 8px; }
.legal-back-link { margin-top: 32px; }

/* Responsive */
@media (max-width: 980px) {
  .about-grid, .contact-grid, .about-details { grid-template-columns: 1fr; }
  .principles, .card-grid, .process-grid { grid-template-columns: repeat(2, 1fr); }
  .ref-grid { grid-template-columns: 1fr; }
  .gallery-grid { grid-template-columns: repeat(2, 1fr); }
  .structure-grid { grid-template-columns: 1fr; }
}
@media (max-width: 720px) {
  .nav-links {
    position: absolute; top: 76px; left: 0; right: 0;
    background: var(--navy); flex-direction: column; align-items: flex-start;
    padding: 20px 24px; gap: 18px; border-bottom: 1px solid rgba(255,255,255,.08);
    display: none;
  }
  .nav-links.open { display: flex; }
  .nav-toggle { display: flex; }
  .principles, .card-grid, .process-grid { grid-template-columns: 1fr; }
  .card-toggle { padding: 24px 24px 0; }
  .card-accordion > p { padding: 0 24px; margin-bottom: 22px; }
  .card-panel { padding: 0 24px 24px; }
  .hero { padding: 140px 0 80px; }
  .cookie-banner-inner { flex-direction: column; align-items: stretch; }
  .cookie-banner-btn { width: 100%; text-align: center; }
}