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

:root {
  /* ── Color Tokens ── */
  --bg:          #F7F8F5;
  --bg-white:    #FFFFFF;
  --accent:      #1C4A3A;
  --accent-b:    rgba(28, 74, 58, 0.18);
  --accent-d:    rgba(28, 74, 58, 0.07);
  --text:        #0D1F17;
  --body2:       #5A7065;
  --muted:       #8BA09A;
  --border:      rgba(13, 31, 23, 0.09);

  /* ── Typography Tokens ── */
  --display:     'Playfair Display', Georgia, serif;
  --sans:        'Source Sans 3', system-ui, sans-serif;

  /* ── Radius ── */
  --radius:      10px;
}

/* ── RESET & BASE ── */
html, body {
  height: 100%;
  font-family: var(--sans);
  background: var(--bg);
  color: var(--text);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

body {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 48px 24px;
  position: relative;
}

/* ── Background grid texture ── */
body::before {
  content: '';
  position: fixed; inset: 0;
  background:
    repeating-linear-gradient(0deg,
      rgba(13,31,23,0.018) 0px, rgba(13,31,23,0.018) 1px,
      transparent 1px, transparent 80px),
    repeating-linear-gradient(90deg,
      rgba(13,31,23,0.018) 0px, rgba(13,31,23,0.018) 1px,
      transparent 1px, transparent 80px);
  pointer-events: none;
  z-index: 0;
}

/* ── Ambient glow ── */
body::after {
  content: '';
  position: fixed;
  top: 40%; left: 50%;
  transform: translate(-50%, -50%);
  width: 640px; height: 640px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(28,74,58,0.04) 0%, transparent 65%);
  pointer-events: none;
  z-index: 0;
}

/* ── WRAP ── */
.wrap {
  position: relative; z-index: 1;
  width: 100%; max-width: 780px;
  display: flex; flex-direction: column;
  align-items: center;
}

/* ── LOGO ── */
.logo-wrap {
  margin-bottom: 44px;
  text-align: center;
}
.logo {
  height: 60px;
  object-fit: contain;
  margin: 0 auto;
  filter: invert(1) opacity(0.75);
  transition: opacity 0.2s;
}
.logo:hover { opacity: 0.9; filter: invert(1) opacity(0.9); }

/* ── DECORATIVE LINE ── */
.line {
  width: 1px; height: 44px;
  background: linear-gradient(to bottom, transparent, var(--accent-b), transparent);
  margin-bottom: 36px;
  flex-shrink: 0;
}

/* ── HEADLINE ── */
.headline {
  text-align: center;
  margin-bottom: 32px;
}
.headline h1 {
  font-family: var(--display);
  font-size: 30px; font-weight: 500;
  color: var(--text); line-height: 1.22;
  margin-bottom: 10px;
  letter-spacing: -0.01em;
}
.headline p {
  font-size: 12px; font-weight: 400;
  color: var(--muted); letter-spacing: 0.06em;
  text-transform: uppercase;
}

/* ── LANGUAGE TOGGLE ── */
.lang-wrap {
  display: flex;
  gap: 6px;
  margin-bottom: 52px;
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: calc(var(--radius) + 2px);
  padding: 4px;
  box-shadow: 0 1px 4px rgba(0,0,0,0.04);
}
.lang-btn {
  font-family: var(--sans);
  font-size: 11px; font-weight: 600;
  letter-spacing: 0.14em; text-transform: uppercase;
  padding: 8px 26px;
  border-radius: var(--radius);
  border: none;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  transition: all 0.2s ease;
}
.lang-btn:hover {
  color: var(--accent);
  background: var(--accent-d);
}
.lang-btn.active {
  background: var(--accent);
  color: #FFFFFF;
  box-shadow: 0 2px 8px rgba(28,74,58,0.25);
}

/* ── SEGMENT CARDS ── */
.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  width: 100%;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.4s ease, transform 0.4s ease;
  pointer-events: none;
}
.cards.visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: all;
}

.card {
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 28px 22px 24px;
  background: var(--bg-white);
  cursor: pointer;
  text-decoration: none;
  display: flex; flex-direction: column; align-items: flex-start;
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
  position: relative;
  overflow: hidden;
  box-shadow: 0 1px 3px rgba(0,0,0,0.03), 0 4px 12px rgba(0,0,0,0.02);
}

/* Accent bar on left edge, slides in on hover */
.card::before {
  content: '';
  position: absolute; top: 16px; left: 0; bottom: 16px;
  width: 3px;
  background: var(--accent);
  border-radius: 0 3px 3px 0;
  transform: scaleY(0);
  transform-origin: center;
  transition: transform 0.3s ease;
}
.card:hover {
  border-color: var(--accent-b);
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(13,31,23,0.08), 0 2px 6px rgba(13,31,23,0.04);
}
.card:hover::before { transform: scaleY(1); }

/* ── Card icon ── */
.card-icon {
  font-size: 20px;
  width: 42px; height: 42px;
  background: var(--accent-d);
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 18px;
  transition: background 0.2s;
}
.card:hover .card-icon { background: rgba(28,74,58,0.12); }

/* ── Card text ── */
.card-title, .card-title-en {
  font-family: var(--display);
  font-size: 17px; font-weight: 500;
  color: var(--text); margin-bottom: 8px;
  line-height: 1.3; letter-spacing: -0.01em;
}
.card-title-en { display: none; }

.card-sub, .card-sub-en {
  font-size: 12.5px; color: var(--body2);
  line-height: 1.6; margin-bottom: 22px;
  font-weight: 400;
}
.card-sub-en { display: none; }

/* ── Card arrow CTA ── */
.card-arrow, .card-arrow-en {
  font-size: 10.5px; font-weight: 600;
  letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--accent); margin-top: auto;
  display: flex; align-items: center; gap: 6px;
  transition: gap 0.2s;
}
.card-arrow-en { display: none; }
.card-arrow::after, .card-arrow-en::after {
  content: '→';
  transition: transform 0.2s;
  display: inline-block;
}
.card:hover .card-arrow,
.card:hover .card-arrow-en { gap: 10px; }
.card:hover .card-arrow::after,
.card:hover .card-arrow-en::after { transform: translateX(3px); }

/* ── Language switching body class ── */
body.en .card-title    { display: none; }
body.en .card-title-en { display: block; }
body.en .card-sub      { display: none; }
body.en .card-sub-en   { display: block; }
body.en .card-arrow    { display: none; }
body.en .card-arrow-en { display: flex; }

/* ── FOOTER ── */
.foot {
  margin-top: 52px;
  font-size: 11px; color: var(--muted);
  letter-spacing: 0.07em; text-align: center;
  font-weight: 400;
}

/* ── RESPONSIVE ── */
@media (max-width: 640px) {
  .cards { grid-template-columns: 1fr; gap: 10px; }
  .headline h1 { font-size: 24px; }
  body { padding: 36px 16px; }
  .logo { height: 50px; }
}

@media (max-width: 420px) {
  .lang-wrap { width: 100%; justify-content: center; }
  .lang-btn { padding: 8px 20px; }
}