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

:root {
  --blue: #003087;
  --blue-dark: #001a5e;
  --blue-mid: #002070;
  --blue-hover: #004bb5;
  --blue-light: #e8f0fe;
  --white: #ffffff;
  --light: #f4f6fb;
  --border: #dde1e7;
  --text: #0f1c3f;
  --muted: #556080;
  --r: 6px;
  --shadow-sm: 0 1px 4px rgba(0,0,0,.07), 0 4px 12px rgba(0,0,0,.05);
  --shadow-md: 0 4px 16px rgba(0,48,135,.1), 0 1px 4px rgba(0,0,0,.06);
  --shadow-lg: 0 12px 36px rgba(0,48,135,.16), 0 2px 8px rgba(0,0,0,.08);
}

/* ── Page load animations ── */
@keyframes fadeInDown {
  from { opacity: 0; transform: translateY(-18px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(22px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}
@keyframes slideInLeft {
  from { opacity: 0; transform: translateX(-24px); }
  to   { opacity: 1; transform: translateX(0); }
}

html { font-size: 16px; scroll-behavior: smooth; }
body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  color: var(--text); background: var(--white);
  line-height: 1.7; -webkit-font-smoothing: antialiased;
}
a { color: var(--blue); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ── Header ── */
.site-header {
  background: linear-gradient(90deg, var(--blue-dark) 0%, var(--blue) 100%);
  box-shadow: 0 2px 16px rgba(0,0,0,.22);
  position: sticky; top: 0; z-index: 100;
  animation: fadeInDown .5s ease-out both;
}
.header-inner {
  max-width: 1200px; margin: 0 auto; padding: 0 28px;
  display: flex; align-items: center; height: 72px; gap: 24px;
}
.site-logo {
  display: flex; align-items: center; gap: 12px; flex-shrink: 0; text-decoration: none;
}
.logo-mark {
  width: 44px; height: 44px; background: var(--white); border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-weight: 900; font-size: 14px; color: var(--blue); letter-spacing: -.5px;
  box-shadow: 0 0 0 2px rgba(255,255,255,.25);
}
.logo-text { display: flex; flex-direction: column; line-height: 1.15; }
.logo-text .lt-main { color: var(--white); font-weight: 700; font-size: 18px; letter-spacing: 2px; font-family: 'Playfair Display', Georgia, serif; }
.logo-text .lt-sub  { color: rgba(255,255,255,.55); font-size: 9px; letter-spacing: 1.2px; text-transform: uppercase; margin-top: 1px; }

.site-nav { display: flex; align-items: center; gap: 4px; margin-left: auto; }
.nav-link {
  color: rgba(255,255,255,.88); font-weight: 500; font-size: 14.5px;
  padding: 8px 16px; border-radius: var(--r); transition: background .2s ease-out, color .2s ease-out;
  white-space: nowrap; cursor: pointer; letter-spacing: .2px;
}
.nav-link:hover { background: rgba(255,255,255,.14); color: var(--white); text-decoration: none; }
.nav-link.active { background: rgba(255,255,255,.18); color: var(--white); }

.lang-switcher {
  display: flex; align-items: center;
  border: 1px solid rgba(255,255,255,.35); border-radius: 20px;
  overflow: hidden; margin-left: 16px; backdrop-filter: blur(4px);
}
.lang-btn {
  background: transparent; border: none; color: rgba(255,255,255,.6);
  font-size: 12.5px; font-weight: 600; padding: 5px 14px;
  cursor: pointer; transition: all .2s ease-out; font-family: inherit; letter-spacing: .5px;
}
.lang-btn.active { background: rgba(255,255,255,.95); color: var(--blue); }
.lang-btn:hover:not(.active) { color: var(--white); background: rgba(255,255,255,.12); }

/* ── Hero ── */
@keyframes heroShimmer {
  0%   { transform: translateX(-120%) skewX(-8deg); }
  35%, 100% { transform: translateX(140%) skewX(-8deg); }
}
@keyframes orb1 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50%       { transform: translate(20px, -14px) scale(1.08); }
}
@keyframes orb2 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50%       { transform: translate(-16px, 18px) scale(1.06); }
}

.hero {
  background:
    radial-gradient(ellipse 55% 55% at 18% 25%, rgba(30,90,255,.18) 0%, transparent 55%),
    radial-gradient(ellipse 45% 50% at 82% 75%, rgba(0,15,100,.35) 0%, transparent 55%),
    radial-gradient(ellipse 90% 65% at 50% -8%, rgba(0,70,200,.22) 0%, transparent 60%),
    linear-gradient(158deg, #000a26 0%, #001248 22%, #001e6a 50%, #002580 75%, #001e68 100%);
  color: var(--white); padding: 104px 24px 100px; text-align: center;
  position: relative; overflow: hidden;
}

/* dot grid */
.hero::before {
  content: ''; position: absolute; inset: 0; pointer-events: none;
  background-image: radial-gradient(circle, rgba(255,255,255,.09) 1px, transparent 1px);
  background-size: 30px 30px;
  mask-image: radial-gradient(ellipse 90% 90% at 50% 50%, black 30%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse 90% 90% at 50% 50%, black 30%, transparent 100%);
}

/* animated light streak */
.hero::after {
  content: ''; position: absolute; inset: -20% 0; pointer-events: none; width: 40%; left: 0;
  background: linear-gradient(
    to right,
    transparent 0%,
    rgba(255,255,255,.04) 40%,
    rgba(255,255,255,.07) 50%,
    rgba(255,255,255,.04) 60%,
    transparent 100%
  );
  animation: heroShimmer 9s ease-in-out 1.5s infinite;
}

/* floating glow orbs */
.hero-orb-1, .hero-orb-2 {
  position: absolute; pointer-events: none; border-radius: 50%; filter: blur(60px);
}
.hero-orb-1 {
  width: 380px; height: 380px; top: -80px; left: -60px;
  background: radial-gradient(circle, rgba(0,80,220,.28) 0%, transparent 70%);
  animation: orb1 10s ease-in-out infinite;
}
.hero-orb-2 {
  width: 320px; height: 320px; bottom: -60px; right: -40px;
  background: radial-gradient(circle, rgba(0,40,160,.32) 0%, transparent 70%);
  animation: orb2 12s ease-in-out infinite;
}
.hero-inner { max-width: 820px; margin: 0 auto; position: relative; }

.hero-badge {
  display: inline-flex; align-items: center; gap: 6px;
  background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.25);
  padding: 6px 20px; border-radius: 20px; font-size: 12.5px; font-weight: 500;
  letter-spacing: .8px; margin-bottom: 28px; text-transform: uppercase;
  backdrop-filter: blur(8px);
  animation: fadeIn .6s .1s ease-out both;
}
.hero h1 {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: clamp(34px, 5.5vw, 62px); font-weight: 800; line-height: 1.08;
  margin-bottom: 24px; letter-spacing: -.5px;
  animation: fadeInUp .7s .22s ease-out both;
}
.hero p {
  font-size: 18.5px; color: rgba(255,255,255,.85); max-width: 580px;
  margin: 0 auto 40px; line-height: 1.8; font-weight: 300;
  animation: fadeInUp .65s .38s ease-out both;
}
.hero-buttons {
  display: flex; gap: 14px; justify-content: center; flex-wrap: wrap;
  animation: fadeInUp .6s .52s ease-out both;
}

.btn {
  display: inline-flex; align-items: center; padding: 14px 34px;
  border-radius: var(--r); font-weight: 600; font-size: 15px;
  transition: all .22s ease-out; cursor: pointer; border: none; font-family: inherit;
  letter-spacing: .2px;
}
.btn-primary {
  background: var(--white); color: var(--blue);
  box-shadow: 0 2px 12px rgba(0,0,0,.18);
}
.btn-primary:hover {
  background: #f0f4ff; text-decoration: none;
  box-shadow: 0 6px 20px rgba(0,0,0,.22); transform: translateY(-2px);
}
.btn-outline {
  background: transparent; color: var(--white);
  border: 1.5px solid rgba(255,255,255,.55);
}
.btn-outline:hover {
  background: rgba(255,255,255,.12); border-color: rgba(255,255,255,.9);
  text-decoration: none; transform: translateY(-2px);
}

/* ── Stats bar ── */
.stats-bar {
  background: var(--white); border-bottom: 1px solid var(--border);
  box-shadow: 0 4px 20px rgba(0,0,0,.06);
  animation: fadeIn .5s .65s ease-out both;
}
.stats-inner {
  max-width: 1200px; margin: 0 auto; padding: 0 28px;
  display: grid; grid-template-columns: repeat(4,1fr);
}
.stat-item {
  padding: 32px 20px; text-align: center;
  border-right: 1px solid var(--border);
  transition: background .2s ease-out;
}
.stat-item:last-child { border-right: none; }
.stat-item:hover { background: var(--light); }
.stat-value {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: 32px; font-weight: 800; color: var(--blue);
  line-height: 1; margin-bottom: 8px; letter-spacing: -1px;
}
.stat-label {
  font-size: 11px; color: var(--muted); font-weight: 600;
  text-transform: uppercase; letter-spacing: .9px;
}

/* ── Sections ── */
.section { padding: 80px 24px; }
.section-inner { max-width: 1200px; margin: 0 auto; }
.section-light { background: var(--light); }

.section-title {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: 36px; font-weight: 800; color: var(--blue);
  margin-bottom: 8px; letter-spacing: -.5px; line-height: 1.15;
}
.section-title + .section-text,
.section-title + p { margin-top: 16px; }
.section-text {
  font-size: 17px; color: var(--muted); line-height: 1.9;
  margin-bottom: 16px; max-width: 680px;
}
.section-link {
  font-size: 15px; font-weight: 600; color: var(--blue);
  display: inline-flex; align-items: center; gap: 4px;
  transition: gap .2s ease-out;
}
.section-link:hover { text-decoration: none; gap: 8px; }

.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 72px; align-items: start; }

.col-visual {
  background: linear-gradient(145deg, var(--blue) 0%, var(--blue-dark) 100%);
  border-radius: 16px; padding: 44px;
  color: var(--white); display: flex; flex-direction: column; gap: 16px;
  box-shadow: var(--shadow-lg);
}
.col-stat {
  text-align: center; padding: 22px 20px;
  background: rgba(255,255,255,.1); border-radius: 10px;
  border: 1px solid rgba(255,255,255,.12);
  transition: background .2s ease-out;
}
.col-stat:hover { background: rgba(255,255,255,.15); }
.col-stat .val {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: 38px; font-weight: 800; letter-spacing: -1px; line-height: 1;
}
.col-stat .lbl { font-size: 11px; color: rgba(255,255,255,.65); margin-top: 6px; text-transform: uppercase; letter-spacing: .7px; }

/* ── Page header ── */
.page-header {
  background: linear-gradient(160deg, var(--blue-dark) 0%, var(--blue) 100%);
  color: var(--white); padding: 56px 24px; position: relative; overflow: hidden;
}
.page-header::after {
  content: ''; position: absolute; bottom: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,.1), transparent);
}
.page-header-inner { max-width: 1200px; margin: 0 auto; }
.page-header h1 {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: 44px; font-weight: 800; margin-bottom: 10px; letter-spacing: -.3px;
  animation: fadeInUp .6s .1s ease-out both;
}
.page-header p {
  font-size: 18px; color: rgba(255,255,255,.78);
  animation: fadeInUp .55s .22s ease-out both;
}

/* ── Cards ── */
.cards-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 24px; margin-top: 40px; }
.card {
  background: var(--white); border: 1px solid var(--border);
  border-top: 3px solid transparent;
  border-radius: 12px; padding: 36px 32px;
  transition: box-shadow .28s ease-out, transform .28s ease-out, border-top-color .28s ease-out;
}
.card:hover {
  box-shadow: var(--shadow-lg); transform: translateY(-3px);
  border-top-color: var(--blue);
}
.card-icon { width: 48px; height: 48px; background: var(--blue-light); border-radius: 10px; display: flex; align-items: center; justify-content: center; font-size: 26px; margin-bottom: 18px; }
.card h3 {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: 22px; font-weight: 700; color: var(--blue);
  margin-bottom: 14px; line-height: 1.25;
}
.card p { font-size: 15px; color: var(--muted); line-height: 1.85; }

/* ── Contact page ── */
.contact-grid { display: grid; grid-template-columns: 1fr 1.6fr; gap: 40px; align-items: start; }

.contact-info {
  background: linear-gradient(160deg, var(--blue) 0%, var(--blue-dark) 100%);
  color: var(--white); border-radius: 14px; padding: 44px;
  box-shadow: var(--shadow-md); position: sticky; top: 92px;
}
.contact-info h3 {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: 24px; font-weight: 700; margin-bottom: 28px;
  padding-bottom: 20px; border-bottom: 1px solid rgba(255,255,255,.18);
}
.contact-detail { margin-bottom: 24px; }
.detail-label {
  font-size: 10.5px; text-transform: uppercase; letter-spacing: 1.2px;
  color: rgba(255,255,255,.5); margin-bottom: 6px; font-weight: 700;
}
.detail-value { font-size: 15px; color: var(--white); line-height: 1.7; white-space: pre-line; }
.member-box {
  background: rgba(255,255,255,.09); border-radius: 10px;
  padding: 20px; margin-top: 24px;
  border: 1px solid rgba(255,255,255,.12);
}
.member-box h4 { font-size: 12px; font-weight: 700; margin-bottom: 8px; text-transform: uppercase; letter-spacing: .7px; }
.member-box p { font-size: 13.5px; color: rgba(255,255,255,.75); line-height: 1.65; }

.contact-form {
  background: var(--white); border: 1px solid var(--border);
  border-radius: 14px; padding: 44px;
  box-shadow: var(--shadow-sm);
}
.contact-form h3 {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: 26px; font-weight: 700; color: var(--blue);
  margin-bottom: 28px; padding-bottom: 18px; border-bottom: 2px solid var(--light);
}

.form-group { margin-bottom: 22px; }
.form-group label {
  display: block; font-size: 11px; font-weight: 700; color: var(--text);
  margin-bottom: 8px; text-transform: uppercase; letter-spacing: .9px;
}
.form-control {
  width: 100%; padding: 13px 16px; border: 1.5px solid var(--border); border-radius: var(--r);
  font-size: 15px; font-family: inherit; color: var(--text); background: var(--white);
  transition: border-color .2s ease-out, box-shadow .2s ease-out;
  line-height: 1.5;
}
.form-control:focus {
  outline: none; border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(0,48,135,.12);
  background: #fdfeff;
}
.form-control:hover:not(:focus) { border-color: #aab4cc; }
textarea.form-control { resize: vertical; min-height: 130px; }
.form-hint { font-size: 12px; color: var(--muted); margin-top: 5px; }

.btn-blue {
  background: linear-gradient(135deg, var(--blue) 0%, #0040b0 100%);
  color: var(--white); padding: 14px 40px;
  border-radius: var(--r); font-weight: 600; font-size: 15px; letter-spacing: .3px;
  border: none; cursor: pointer; font-family: inherit;
  transition: all .22s ease-out; display: inline-block;
  box-shadow: 0 3px 12px rgba(0,48,135,.28);
}
.btn-blue:hover {
  background: linear-gradient(135deg, var(--blue-hover) 0%, #0052cc 100%);
  transform: translateY(-2px);
  box-shadow: 0 8px 22px rgba(0,48,135,.38);
  text-decoration: none;
}

/* ── Focus states ── */
.btn-blue:focus-visible, .nav-link:focus-visible, a:focus-visible {
  outline: 2px solid rgba(255,255,255,.8); outline-offset: 3px; border-radius: var(--r);
}

/* ── Required field indicator ── */
label.required-label::after { content: ' *'; color: #d32f2f; font-weight: 700; }

/* ── Time picker ── */
.time-picker { display: flex; align-items: center; gap: 10px; }
.time-picker .time-select { flex: 1; }
.time-sep { font-size: 22px; font-weight: 300; color: var(--muted); flex-shrink: 0; line-height: 1; }

/* ── Checkbox group ── */
.checkbox-group { display: flex; flex-direction: column; gap: 8px; margin-top: 4px; }
.checkbox-item {
  display: flex; align-items: flex-start; gap: 12px; cursor: pointer;
  padding: 12px 16px; border: 1.5px solid var(--border); border-radius: var(--r);
  transition: border-color .2s ease-out, background .2s ease-out, box-shadow .2s ease-out;
}
.checkbox-item:hover { border-color: var(--blue); background: #f6f9ff; box-shadow: 0 2px 8px rgba(0,48,135,.07); }
.checkbox-item input[type="checkbox"] { margin-top: 2px; accent-color: var(--blue); width: 16px; height: 16px; flex-shrink: 0; cursor: pointer; }
.checkbox-item span { font-size: 14px; color: var(--text); line-height: 1.55; }

.alert-success {
  background: #f0faf1; border: 1px solid #81c784; color: #1b5e20;
  padding: 14px 20px; border-radius: var(--r); font-size: 15px; margin-bottom: 20px;
  display: flex; align-items: center; gap: 10px;
}

/* ── Footer ── */
.site-footer {
  background: linear-gradient(160deg, var(--blue-dark) 0%, #00133d 100%);
  color: rgba(255,255,255,.7); padding: 60px 24px 28px;
}
.footer-inner { max-width: 1200px; margin: 0 auto; }
.footer-top {
  display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 56px;
  padding-bottom: 44px; border-bottom: 1px solid rgba(255,255,255,.1); margin-bottom: 28px;
}
.footer-brand .logo-mark { width: 40px; height: 40px; font-size: 12px; }
.footer-brand .lt-main { font-size: 16px; }
.footer-desc { font-size: 13px; line-height: 1.8; margin-top: 16px; color: rgba(255,255,255,.45); white-space: pre-line; }
.footer-col h4 { color: rgba(255,255,255,.9); font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: 1.2px; margin-bottom: 18px; }
.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.footer-col ul li, .footer-col ul a { color: rgba(255,255,255,.5); font-size: 14px; transition: color .2s ease-out; }
.footer-col ul a:hover { color: rgba(255,255,255,.9); text-decoration: none; }
.footer-bottom { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 8px; }
.footer-bottom span { font-size: 12px; color: rgba(255,255,255,.35); }

/* ── Touch improvements ── */
.btn, .btn-blue, .lang-btn, .nav-link {
  touch-action: manipulation; -webkit-tap-highlight-color: transparent;
}
.form-control { font-size: 16px; }

/* ── Tablet (≤ 900px) ── */
@media (max-width: 900px) {
  .two-col, .cards-grid, .contact-grid { grid-template-columns: 1fr; gap: 28px; }
  .footer-top { grid-template-columns: 1fr 1fr; gap: 32px; }
  .col-visual { padding: 28px; }
  .contact-info { position: static; padding: 28px; }
  .contact-form { padding: 28px; }
}

/* ── Mobile (≤ 768px) ── */
@media (max-width: 768px) {
  .header-inner { height: 62px; padding: 0 16px; gap: 8px; }
  .logo-text { display: none; }
  .logo-mark { width: 40px; height: 40px; font-size: 12px; }
  .site-nav { gap: 2px; }
  .nav-link { padding: 10px 10px; font-size: 13px; }
  .lang-switcher { margin-left: 6px; }
  .lang-btn { padding: 5px 10px; font-size: 12px; }

  .hero { padding: 56px 16px 52px; }
  .hero-badge { font-size: 10px; padding: 5px 12px; margin-bottom: 18px; white-space: nowrap; letter-spacing: .5px; }
  .hero p { font-size: 16px; margin-bottom: 28px; }
  .hero-orb-1, .hero-orb-2 { display: none; }

  .stats-inner { grid-template-columns: repeat(2,1fr); padding: 0; }
  .stat-item { padding: 22px 12px; }
  .stat-item:nth-child(2) { border-right: none; }
  .stat-item:nth-child(3) { border-top: 1px solid var(--border); }
  .stat-item:nth-child(4) { border-top: 1px solid var(--border); border-right: none; }
  .stat-value { font-size: 26px; }

  .section { padding: 52px 16px; }
  .section-title { font-size: 28px; }
  .section-text { font-size: 15.5px; }

  .page-header { padding: 36px 16px; }
  .page-header h1 { font-size: 30px; }
  .page-header p { font-size: 15.5px; }

  .card { padding: 26px; }

  .contact-grid { gap: 20px; }
  .contact-info { padding: 24px; }
  .contact-form { padding: 24px; }

  .site-footer { padding: 44px 16px 24px; }
  .footer-top { grid-template-columns: 1fr; gap: 28px; }
  .footer-bottom { flex-direction: column; text-align: center; gap: 6px; }
}

/* ── Reduced motion ── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-delay: .01ms !important;
    transition-duration: .01ms !important;
  }
  html { scroll-behavior: auto; }
}

/* ── Small phones (≤ 480px) ── */
@media (max-width: 480px) {
  .header-inner { padding: 0 12px; }
  .nav-link { padding: 10px 8px; font-size: 13px; }

  .hero { padding: 44px 14px 40px; }
  .hero h1 { font-size: 27px; line-height: 1.12; }
  .hero p { font-size: 15px; }
  .hero-buttons { flex-direction: column; align-items: stretch; gap: 10px; }
  .btn { justify-content: center; padding: 13px 24px; }

  .stat-item { padding: 18px 10px; }
  .stat-value { font-size: 22px; letter-spacing: -.5px; }
  .stat-label { font-size: 9.5px; }

  .section { padding: 40px 14px; }
  .section-title { font-size: 24px; }
  .section-text { font-size: 15px; }

  .page-header { padding: 28px 14px; }
  .page-header h1 { font-size: 26px; }
  .page-header p { font-size: 14.5px; }

  .cards-grid { gap: 14px; }
  .card { padding: 20px 16px; border-radius: 10px; }
  .card h3 { font-size: 18px; }
  .card p { font-size: 14px; }

  .contact-info { padding: 20px; border-radius: 10px; }
  .contact-form { padding: 20px; border-radius: 10px; }
  .contact-form h3 { font-size: 21px; }
  .form-group label { font-size: 10px; letter-spacing: .6px; }
  .checkbox-item { padding: 10px 12px; }
  .checkbox-item span { font-size: 13px; }
  .btn-blue { width: 100%; padding: 15px; font-size: 16px; text-align: center; }

  .two-col { gap: 20px; }
  .col-visual { padding: 22px; border-radius: 12px; }
  .col-stat .val { font-size: 28px; }

  .site-footer { padding: 32px 14px 18px; }
  .footer-top { gap: 22px; }
  .footer-bottom { font-size: 11px; }
}