@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;600&family=Inter:wght@300;400;500&family=JetBrains+Mono:wght@400;500&display=swap');

/* ── RESET ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { background: #F8FAFC; font-family: 'Inter', sans-serif; color: #1E293B; -webkit-font-smoothing: antialiased; }
a { text-decoration: none; color: inherit; }

/* ── CSS VARIABLES ── */
:root {
  --navy:   #0F172A;
  --slate:  #1E293B;
  --blue:   #2563EB;
  --cyan:   #06B6D4;
  --gray50: #F8FAFC;
  --gray100:#F1F5F9;
  --gray200:#E2E8F0;
  --gray300:#CBD5E1;
  --gray400:#94A3B8;
  --gray500:#64748B;
  --gray700:#374151;
  --white:  #ffffff;
  --font-mono: 'JetBrains Mono', monospace;
  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'Inter', sans-serif;
}

/* ── NAV ── */
.db-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 24px;
  background: var(--white);
  border-bottom: 1px solid var(--gray200);
  position: sticky;
  top: 0;
  z-index: 100;
}

.db-logo {
  font-family: var(--font-mono);
  font-size: 20px;
  font-weight: 500;
  color: var(--navy);
  letter-spacing: -0.02em;
}
.db-logo span { color: var(--blue); }

.db-nav-right { display: flex; align-items: center; gap: 16px; }

/* Language toggle */
.db-lang {
  display: flex;
  align-items: center;
  gap: 0;
  border: 1px solid var(--gray200);
  border-radius: 8px;
  overflow: hidden;
}
.db-lang button {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 500;
  padding: 5px 10px;
  border: none;
  background: transparent;
  color: var(--gray400);
  cursor: pointer;
  letter-spacing: 0.05em;
  transition: all 0.15s;
}
.db-lang button.active {
  background: var(--navy);
  color: var(--white);
}

/* Hamburger */
.db-hamburger {
  display: flex;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
}
.db-hamburger span {
  display: block;
  width: 22px;
  height: 1.5px;
  background: var(--gray400);
  border-radius: 2px;
  transition: background 0.2s;
}
.db-hamburger:hover span { background: var(--navy); }

/* Drawer */
.db-drawer {
  position: fixed;
  top: 61px;
  right: 0;
  width: 220px;
  background: var(--white);
  border-left: 1px solid var(--gray200);
  border-bottom: 1px solid var(--gray200);
  padding: 8px 0;
  display: none;
  z-index: 99;
  box-shadow: 0 8px 24px rgba(15,23,42,0.08);
}
.db-drawer.open { display: block; }
.db-drawer a {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-body);
  font-size: 13px;
  color: var(--gray500);
  padding: 13px 24px;
  border-bottom: 1px solid var(--gray100);
  transition: color 0.15s, background 0.15s;
}
.db-drawer a:last-child { border-bottom: none; }
.db-drawer a:hover { color: var(--navy); background: var(--gray50); }
.db-drawer a.active { color: var(--blue); }
.db-drawer-num {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--gray300);
  min-width: 20px;
}

/* Back link */
.db-back {
  font-family: var(--font-body);
  font-size: 13px;
  color: var(--gray500);
  cursor: pointer;
  transition: color 0.15s;
  display: flex;
  align-items: center;
  gap: 6px;
}
.db-back:hover { color: var(--navy); }

/* ── PAGE HEADER ── */
.db-page-label {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--blue);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 12px;
}
.db-page-title {
  font-family: var(--font-display);
  font-size: 32px;
  font-weight: 500;
  color: var(--navy);
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 8px;
}
.db-page-sub {
  font-family: var(--font-body);
  font-size: 14px;
  color: var(--gray500);
  line-height: 1.7;
  margin-bottom: 40px;
  max-width: 300px;
}

/* ── TAGS ── */
.db-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.db-tag {
  font-family: var(--font-mono);
  font-size: 12px;
  padding: 6px 12px;
  border-radius: 8px;
  border: 1px solid;
}
.db-tag.blue { color: var(--blue); background: rgba(37,99,235,0.07); border-color: rgba(37,99,235,0.2); }
.db-tag.cyan { color: #0891B2; background: rgba(6,182,212,0.07); border-color: rgba(6,182,212,0.2); }
.db-tag.gray { color: var(--gray500); background: var(--gray100); border-color: var(--gray200); }

/* ── FILTERS ── */
.db-filters { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 32px; }
.db-filter {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  padding: 8px 16px;
  border-radius: 8px;
  border: 1.5px solid #334155;
  background: var(--slate);
  color: var(--gray100);
  cursor: pointer;
  transition: all 0.15s;
  letter-spacing: 0.02em;
}
.db-filter:hover { background: #334155; border-color: #475569; color: var(--white); }
.db-filter.active { background: var(--blue); border-color: var(--blue); color: var(--white); }

/* ── CARD GRID ── */
.db-grid {
  display: flex;
  flex-direction: column;
  gap: 1px;
  background: var(--gray200);
  border-radius: 16px;
  overflow: hidden;
  margin-bottom: 24px;
}
.db-card {
  background: var(--white);
  padding: 22px 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  transition: background 0.15s;
}
.db-card:hover { background: var(--gray50); }

/* ── STAT ROW ── */
.db-stat-row { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; margin-bottom: 40px; }
.db-stat { background: var(--white); border: 1px solid var(--gray200); border-radius: 12px; padding: 18px 16px; }
.db-stat-num { font-family: var(--font-display); font-size: 28px; font-weight: 500; color: var(--navy); line-height: 1; margin-bottom: 4px; }
.db-stat-num span { color: var(--blue); }
.db-stat-label { font-family: var(--font-body); font-size: 12px; color: var(--gray400); line-height: 1.4; }

/* ── DARK SECTION ── */
.db-dark {
  background: var(--navy);
  border-radius: 16px;
  padding: 28px 24px;
  margin-bottom: 32px;
  position: relative;
  overflow: hidden;
}
.db-dark::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 3px;
  background: linear-gradient(90deg, var(--blue), var(--cyan));
}

/* ── FOOTER ── */
.db-footer {
  padding: 20px 24px;
  background: var(--white);
  border-top: 1px solid var(--gray200);
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: auto;
}
.db-footer-logo { font-family: var(--font-mono); font-size: 12px; color: var(--gray300); }
.db-footer-logo span { color: var(--blue); }
.db-footer-copy { font-family: var(--font-body); font-size: 11px; color: var(--gray300); }

/* ── ADD NOTE ── */
.db-add-note {
  background: var(--white);
  border: 1px dashed var(--gray300);
  border-radius: 16px;
  padding: 22px 20px;
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 16px;
}
.db-add-text { font-family: var(--font-body); font-size: 13px; color: var(--gray400); line-height: 1.5; }
.db-add-text strong { color: var(--gray500); font-weight: 500; }

/* ── CLOSING BOX ── */
.db-closing {
  background: var(--white);
  border: 1px solid var(--gray200);
  border-radius: 16px;
  padding: 28px 24px;
  position: relative;
  overflow: hidden;
  margin-bottom: 8px;
}
.db-closing::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 3px;
  background: linear-gradient(90deg, var(--blue), var(--cyan));
}
.db-closing-q { font-family: var(--font-display); font-size: 13px; color: var(--gray400); margin-bottom: 12px; font-style: italic; }
.db-closing-text { font-family: var(--font-body); font-size: 15px; color: var(--navy); line-height: 1.75; }
.db-closing-text em { font-style: normal; color: var(--blue); font-weight: 500; }

/* ── UTILITIES ── */
.content-wrap { flex: 1; padding: 48px 24px 64px; }
.section-divider {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--gray400);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 16px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--gray200);
}
.group { margin-bottom: 32px; }
.group-header { display: flex; align-items: center; gap: 10px; margin-bottom: 14px; }
.group-label { font-family: var(--font-mono); font-size: 10px; color: var(--gray400); letter-spacing: 0.1em; text-transform: uppercase; white-space: nowrap; }
.group-line { flex: 1; height: 1px; background: var(--gray200); }

.page-wrap { min-height: 100vh; display: flex; flex-direction: column; }