/* Ervasya OSGB — shared stylesheet */

:root {
  --color-primary: #0e6ba8;
  --color-primary-dark: #0a4f80;
  --color-primary-light: #e7f2fa;
  --color-accent: #2fae66;
  --color-accent-dark: #1f8a4d;
  --color-ink: #12202e;
  --color-ink-soft: #4a5d6e;
  --color-bg: #ffffff;
  --color-bg-alt: #f4f8fb;
  --color-border: #e1e8ef;
  --color-star: #f5a623;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --shadow-sm: 0 2px 8px rgba(18, 32, 46, 0.06);
  --shadow-md: 0 12px 32px rgba(14, 107, 168, 0.12);
  --container: 1140px;
  --font: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font);
  color: var(--color-ink);
  background: var(--color-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img, svg { display: block; }

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

ul { list-style: none; margin: 0; padding: 0; }

.icon {
  width: 24px;
  height: 24px;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
  flex-shrink: 0;
}

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

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: saturate(180%) blur(10px);
  border-bottom: 1px solid var(--color-border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 14px 24px;
  max-width: var(--container);
  margin: 0 auto;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 1.15rem;
  color: var(--color-primary-dark);
  white-space: nowrap;
}

.brand-logo { height: 44px; width: auto; display: block; }

.brand-mark-icon { width: 38px; height: 38px; object-fit: contain; display: block; }

.main-nav {
  display: flex;
  align-items: center;
  gap: 4px;
}

.main-nav a {
  padding: 10px 16px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--color-ink-soft);
  transition: background 0.15s, color 0.15s;
}

.main-nav a:hover { background: var(--color-primary-light); color: var(--color-primary-dark); }
.main-nav a.active { background: var(--color-primary); color: #fff; }

.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.lang-switch {
  display: flex;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  overflow: hidden;
}

.lang-switch button {
  border: none;
  background: transparent;
  padding: 7px 13px;
  font-size: 0.82rem;
  font-weight: 700;
  cursor: pointer;
  color: var(--color-ink-soft);
  font-family: inherit;
}

.lang-switch button.active {
  background: var(--color-primary);
  color: #fff;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 22px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.95rem;
  border: 2px solid transparent;
  cursor: pointer;
  font-family: inherit;
  white-space: nowrap;
  transition: transform 0.15s, box-shadow 0.15s, background 0.15s, color 0.15s;
}
.btn .icon { width: 18px; height: 18px; }
.btn:hover { transform: translateY(-2px); }

.btn-primary { background: var(--color-primary); color: #fff; box-shadow: var(--shadow-md); }
.btn-primary:hover { background: var(--color-primary-dark); }

.btn-accent { background: var(--color-accent); color: #fff; }
.btn-accent:hover { background: var(--color-accent-dark); }

.btn-outline { background: transparent; color: var(--color-primary-dark); border-color: var(--color-primary); }
.btn-outline:hover { background: var(--color-primary-light); }

.btn-block { width: 100%; justify-content: center; }

.nav-toggle {
  display: none;
  border: 1px solid var(--color-border);
  background: #fff;
  border-radius: var(--radius-sm);
  padding: 8px;
  cursor: pointer;
}

/* ---------- Hero ---------- */
.hero {
  background: linear-gradient(160deg, var(--color-primary-dark) 0%, var(--color-primary) 55%, var(--color-accent-dark) 100%);
  color: #fff;
  padding: 76px 0 90px;
  position: relative;
  overflow: hidden;
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 85% 20%, rgba(255,255,255,0.14), transparent 45%);
  pointer-events: none;
}

.hero-inner {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: center;
  position: relative;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,0.15);
  border: 1px solid rgba(255,255,255,0.3);
  padding: 7px 16px;
  border-radius: 999px;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 18px;
}
.hero-badge .icon { width: 16px; height: 16px; }

.hero h1 {
  font-size: clamp(2rem, 4vw, 2.9rem);
  line-height: 1.15;
  margin: 0 0 18px;
  font-weight: 800;
}

.hero p.lead {
  font-size: 1.15rem;
  color: rgba(255,255,255,0.9);
  max-width: 46ch;
  margin: 0 0 28px;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.hero .btn-outline { color: #fff; border-color: rgba(255,255,255,0.6); }
.hero .btn-outline:hover { background: rgba(255,255,255,0.12); }

.hero-rating {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 30px;
  font-size: 0.92rem;
  color: rgba(255,255,255,0.85);
}
.hero-stars { display: flex; gap: 2px; color: var(--color-star); }
.hero-stars .icon { width: 18px; height: 18px; fill: currentColor; stroke: currentColor; }

.hero-panel {
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.25);
  border-radius: var(--radius-lg);
  padding: 30px;
  backdrop-filter: blur(6px);
}

.hero-panel-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.hero-stat {
  background: rgba(255,255,255,0.12);
  border-radius: var(--radius-md);
  padding: 18px;
}
.hero-stat .icon { width: 26px; height: 26px; margin-bottom: 10px; }
.hero-stat strong { display: block; font-size: 1rem; margin-bottom: 4px; }
.hero-stat span { font-size: 0.85rem; color: rgba(255,255,255,0.8); }

/* ---------- Sections ---------- */
section { padding: 84px 0; }
.section-alt { background: var(--color-bg-alt); }

.section-head {
  max-width: 640px;
  margin: 0 auto 48px;
  text-align: center;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--color-accent-dark);
  background: rgba(47, 174, 102, 0.12);
  font-weight: 700;
  font-size: 0.8rem;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  padding: 6px 14px;
  border-radius: 999px;
  margin-bottom: 14px;
}
.eyebrow .icon { width: 15px; height: 15px; }

.section-head h2 {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  margin: 0 0 12px;
  font-weight: 800;
}

.section-head p {
  color: var(--color-ink-soft);
  font-size: 1.05rem;
  margin: 0;
}

/* ---------- Grids & Cards ---------- */
.grid {
  display: grid;
  gap: 26px;
}
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 32px 26px;
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s, box-shadow 0.2s;
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }

.card-icon {
  width: 58px;
  height: 58px;
  border-radius: 16px;
  background: var(--color-primary-light);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}
.card-icon .icon { width: 28px; height: 28px; }
.card-icon.accent { background: rgba(47,174,102,0.12); color: var(--color-accent-dark); }

.card h3 { margin: 0 0 10px; font-size: 1.2rem; }
.card p { margin: 0; color: var(--color-ink-soft); }

.card-list { margin-top: 16px; display: flex; flex-direction: column; gap: 8px; }
.card-list li { display: flex; align-items: center; gap: 8px; font-size: 0.92rem; color: var(--color-ink-soft); }
.card-list .icon { width: 16px; height: 16px; color: var(--color-accent-dark); }

/* Mission / vision */
.mv-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 26px;
}
.mv-card {
  border-radius: var(--radius-lg);
  padding: 34px;
  color: #fff;
}
.mv-card.mission { background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark)); }
.mv-card.vision { background: linear-gradient(135deg, var(--color-accent), var(--color-accent-dark)); }
.mv-card .card-icon { background: rgba(255,255,255,0.2); color: #fff; }
.mv-card h3 { font-size: 1.3rem; margin: 0 0 10px; }
.mv-card p { margin: 0; color: rgba(255,255,255,0.92); }

/* About */
.about-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 56px;
  align-items: center;
}
.about-icon-frame {
  aspect-ratio: 1;
  border-radius: var(--radius-lg);
  background: linear-gradient(145deg, var(--color-primary-light), #fff);
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}
.about-icon-frame .icon { width: 34%; height: 34%; color: var(--color-primary); stroke-width: 1.3; }
.about-icon-frame .float-badge {
  position: absolute;
  background: #fff;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  padding: 12px 16px;
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 0.85rem;
}
.about-icon-frame .float-badge.b1 { top: 12%; left: -8%; color: var(--color-primary-dark); }
.about-icon-frame .float-badge.b2 { bottom: 10%; right: -10%; color: var(--color-accent-dark); }
.about-icon-frame .float-badge .icon { width: 20px; height: 20px; }

/* Why choose us */
.why-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.why-item { text-align: center; padding: 10px; }
.why-item .card-icon { margin: 0 auto 16px; }
.why-item h3 { font-size: 1.05rem; margin: 0 0 8px; }
.why-item p { font-size: 0.9rem; color: var(--color-ink-soft); margin: 0; }

/* Process steps */
.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  counter-reset: step;
}
.step { position: relative; padding: 30px 22px; background: #fff; border: 1px solid var(--color-border); border-radius: var(--radius-md); }
.step-num {
  width: 40px; height: 40px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-weight: 800;
  margin-bottom: 16px;
}
.step h3 { font-size: 1.02rem; margin: 0 0 8px; }
.step p { font-size: 0.88rem; color: var(--color-ink-soft); margin: 0; }

/* Testimonials */
.testimonial {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 30px;
  box-shadow: var(--shadow-sm);
}
.testimonial .stars { display: flex; gap: 3px; color: var(--color-star); margin-bottom: 14px; }
.testimonial .stars .icon { width: 16px; height: 16px; fill: currentColor; }
.testimonial p.quote { font-style: italic; color: var(--color-ink); margin: 0 0 18px; }
.testimonial .author { display: flex; align-items: center; gap: 12px; }
.author-avatar {
  width: 44px; height: 44px; border-radius: 50%;
  background: var(--color-primary-light);
  color: var(--color-primary-dark);
  display: flex; align-items: center; justify-content: center;
  font-weight: 800;
}
.author-name { font-weight: 700; font-size: 0.92rem; }
.author-role { font-size: 0.82rem; color: var(--color-ink-soft); }

/* CTA band */
.cta-band {
  background: linear-gradient(120deg, var(--color-primary-dark), var(--color-accent-dark));
  color: #fff;
  border-radius: var(--radius-lg);
  padding: 50px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  flex-wrap: wrap;
}
.cta-band h2 { margin: 0 0 8px; font-size: 1.6rem; }
.cta-band p { margin: 0; color: rgba(255,255,255,0.88); }
.cta-band .btn-primary { background: #fff; color: var(--color-primary-dark); }
.cta-band .btn-primary:hover { background: #eef6fc; }

/* Forms */
.form-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 34px;
  box-shadow: var(--shadow-sm);
}
.form-group { margin-bottom: 18px; }
.form-group label {
  display: block;
  font-weight: 700;
  font-size: 0.88rem;
  margin-bottom: 8px;
  color: var(--color-ink);
}
.form-group .req { color: #d64545; }
.form-group input,
.form-group textarea {
  width: 100%;
  padding: 13px 16px;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 0.95rem;
  color: var(--color-ink);
  background: var(--color-bg-alt);
  transition: border-color 0.15s, background 0.15s;
}
.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  background: #fff;
}
.form-group textarea { resize: vertical; min-height: 120px; }
.form-note { display: flex; align-items: center; gap: 8px; font-size: 0.85rem; color: var(--color-ink-soft); margin-top: 14px; }
.form-note .icon { width: 16px; height: 16px; color: var(--color-accent-dark); }
.form-success {
  display: none;
  align-items: center;
  gap: 10px;
  background: rgba(47,174,102,0.12);
  color: var(--color-accent-dark);
  padding: 14px 18px;
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: 0.9rem;
  margin-top: 16px;
}
.form-success.show { display: flex; }

.form-error {
  display: none;
  align-items: center;
  gap: 10px;
  background: rgba(214,69,69,0.1);
  color: #b23a3a;
  padding: 14px 18px;
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: 0.9rem;
  margin-top: 16px;
}
.form-error.show { display: flex; }

.btn[disabled] { opacity: 0.7; cursor: not-allowed; transform: none; }

/* FAQ */
.faq-list { display: flex; flex-direction: column; gap: 14px; max-width: 760px; margin: 0 auto; }
.faq-item {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 4px 22px;
}
.faq-item summary {
  cursor: pointer;
  list-style: none;
  padding: 18px 0;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary .icon { width: 20px; height: 20px; color: var(--color-primary); transition: transform 0.2s; flex-shrink: 0; }
.faq-item[open] summary .icon { transform: rotate(180deg); }
.faq-item .faq-answer { padding: 0 0 18px; color: var(--color-ink-soft); margin: 0; }

/* Contact info cards */
.info-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.info-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  text-align: center;
}
.info-card .card-icon { margin: 0 auto 16px; }
.info-card h3 { font-size: 1rem; margin: 0 0 8px; }
.info-card p, .info-card a:not(.btn) { font-size: 0.9rem; color: var(--color-ink-soft); margin: 0; }
.info-card a:not(.btn):hover { color: var(--color-primary); }
.info-card .info-value { margin-bottom: 16px; font-weight: 600; color: var(--color-ink); }
.info-actions { display: flex; align-items: center; justify-content: center; gap: 10px; flex-wrap: wrap; }
.btn-sm { padding: 9px 16px; font-size: 0.85rem; }
.btn-sm .icon { width: 16px; height: 16px; }

.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: start;
}

.map-frame {
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  background: var(--color-bg-alt);
  aspect-ratio: 4/3;
  overflow: hidden;
}
.map-frame iframe { width: 100%; height: 100%; display: block; }

.social-row { display: flex; gap: 12px; margin-top: 20px; }
.social-btn {
  width: 44px; height: 44px;
  border-radius: 50%;
  border: 1.5px solid var(--color-border);
  display: flex; align-items: center; justify-content: center;
  color: var(--color-ink-soft);
  transition: background 0.15s, color 0.15s, border-color 0.15s;
}
.social-btn .icon { width: 19px; height: 19px; }
.social-btn:hover { background: var(--color-primary); border-color: var(--color-primary); color: #fff; }

/* ---------- Footer ---------- */
.site-footer {
  background: #0c2136;
  color: rgba(255,255,255,0.78);
  padding: 64px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 44px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
.footer-brand .brand { color: #fff; margin-bottom: 14px; }
.footer-grid p { font-size: 0.9rem; line-height: 1.7; margin: 0; }
.footer-col h4 { color: #fff; font-size: 0.95rem; margin: 0 0 18px; }
.footer-col ul { display: flex; flex-direction: column; gap: 11px; }
.footer-col a { font-size: 0.9rem; transition: color 0.15s; }
.footer-col a:hover { color: #fff; }
.footer-contact-item { display: flex; align-items: flex-start; gap: 10px; font-size: 0.9rem; }
.footer-contact-item .icon { width: 17px; height: 17px; margin-top: 2px; color: var(--color-accent); }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 22px 0;
  font-size: 0.82rem;
  flex-wrap: wrap;
  gap: 12px;
}
.footer-bottom .social-row .social-btn { border-color: rgba(255,255,255,0.18); color: rgba(255,255,255,0.8); }

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
  .hero-inner { grid-template-columns: 1fr; }
  .about-grid { grid-template-columns: 1fr; }
  .contact-layout { grid-template-columns: 1fr; }
  .mv-grid { grid-template-columns: 1fr; }
  .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .why-grid { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .info-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 700px) {
  .main-nav { display: none; }
  .nav-toggle { display: inline-flex; }
  section { padding: 60px 0; }
  .grid-3, .grid-4, .grid-2 { grid-template-columns: 1fr; }
  .why-grid { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }
  .info-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .cta-band { flex-direction: column; text-align: center; padding: 36px 26px; }
  .hero { padding: 50px 0 60px; }
  .footer-bottom { flex-direction: column; text-align: center; }
}

.main-nav.open {
  display: flex;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: #fff;
  flex-direction: column;
  padding: 12px 24px 20px;
  border-bottom: 1px solid var(--color-border);
  box-shadow: var(--shadow-md);
}
.main-nav.open a { padding: 12px 10px; }