/**
 * nav.css — Global Tool Pages Navigation
 * Include this in every tool page <head>
 * Pair with: <script src="/assets/js/header-tool.js" type="module"></script>
 */

/* ── NAV BAR ── */
#tool-nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 500;
  display: flex;
  align-items: center;
  padding: 0 1.25rem;
  height: 66px;
  background: rgba(8, 8, 10, 0.97);
  border-bottom: 1px solid rgba(200, 169, 110, 0.2);
  backdrop-filter: blur(14px);
  gap: 0;
}

/* ── LOGO ── */
#tool-nav .nav-logo {
  display: flex;
  align-items: center;
  text-decoration: none;
  flex-shrink: 0;
}
#tool-nav .nav-logo img {
  height: 32px;
}

/* ── ALL TOOLS BUTTON ── */
#tool-nav .nav-tools-btn {
  display: flex;
  align-items: center;
  gap: 5px;
  color: rgba(245, 240, 232, 0.5);
  font-family: 'DM Mono', monospace;
  font-size: 13px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  cursor: pointer;
  background: none;
  border: none;
  height: 66px;
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  transition: color 0.2s;
  flex-shrink: 0;
}
#tool-nav .nav-tools-btn:hover {
  color: #C9A84C;
}
#tool-nav .nav-tools-btn svg {
  width: 13px; height: 13px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
  transition: transform 0.25s;
}
#tool-nav .nav-tools-btn.open svg {
  transform: rotate(180deg);
}

/* ── TOOLS DROPDOWN ── */
#tool-nav .tools-dropdown {
  position: fixed;
  top: 66px;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(13, 13, 18, 0.98);
  backdrop-filter: blur(24px);
  border: 1px solid rgba(200, 169, 110, 0.2);
  border-radius: 12px;
  padding: 18px;
  display: none;
  z-index: 600;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.6);
}
#tool-nav .tools-dropdown.open {
  display: block;
}
#tool-nav .tools-dropdown-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 0 20px;
}

/* ── DROPDOWN COLUMN LABEL ── */
#tool-nav .tools-col-label {
  font-family: 'DM Mono', monospace;
  font-size: 0.52rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: #C9A84C;
  padding: 0 10px 7px;
  border-bottom: 1px solid rgba(200, 169, 110, 0.2);
  margin-bottom: 5px;
}

/* ── DROPDOWN LINKS ── */
#tool-nav .tools-dropdown a {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 7px 10px;
  border-radius: 6px;
  font-size: 0.7rem;
  color: rgba(245, 240, 232, 0.5);
  text-decoration: none;
  transition: all 0.18s;
  white-space: nowrap;
}
#tool-nav .tools-dropdown a:not(.current-tool):hover {
  background: rgba(200, 169, 110, 0.1);
  color: #C9A84C;
}

/* ── CURRENT / ACTIVE TOOL ── */
#tool-nav .tools-dropdown a.current-tool {
  color: #C9A84C;
  background: rgba(200, 169, 110, 0.12);
  border: 1px solid rgba(200, 169, 110, 0.25);
  pointer-events: none;
  cursor: default;
  position: relative;
  padding-left: 20px;
}
#tool-nav .tools-dropdown a.current-tool::before {
  content: '';
  position: absolute;
  left: 7px;
  top: 50%;
  transform: translateY(-50%);
  width: 3px;
  height: 14px;
  background: #C9A84C;
  border-radius: 2px;
}

/* ── CURRENT TOOL "OPEN" BADGE ── */
#tool-nav .tools-dropdown a.current-tool .current-tool-badge {
  font-size: 0.5rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  font-family: 'DM Mono', monospace;
  color: #C9A84C;
  opacity: 0.7;
  margin-left: auto;
  padding-left: 8px;
}

/* ── NAV RIGHT (auth) ── */
#tool-nav > div:last-child {
  flex-shrink: 0;
  margin-left: auto;
}

/* ── MOBILE ── */
@media (max-width: 768px) {
  #tool-nav .tools-dropdown {
    position: fixed;
    top: 66px;
    left: 0;
    right: 0;
    width: 100vw;
    transform: none;
    border-radius: 0 0 12px 12px;
    padding: 16px;
    box-sizing: border-box;
    overflow-y: auto;
    max-height: calc(100vh - 66px);
  }
  #tool-nav .tools-dropdown-grid {
    grid-template-columns: 1fr;
    gap: 0;
  }
  #tool-nav .tools-col {
    min-width: unset;
  }
}
