/* ============================================================
   BUTTONS
   All button variants defined here.
   Single source of truth for hover behavior.

   TO EDIT:
   - Border radius  → --radius in tokens.css
   - Accent color   → --accent in tokens.css
   - Transition speed → change 0.25s below
   ============================================================ */

/* ── Shared base ── */
.btn-primary,
.btn-outline,
.form-submit,
.nav-cta,
.tab {
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  border-radius: var(--radius);
  cursor: none;
  transition: background 0.25s ease, color 0.25s ease,
              border-color 0.25s ease, transform 0.25s ease;
  display: inline-block;
  text-decoration: none;
}

/* ── Primary: filled accent ── */
.btn-primary {
  background: var(--accent);
  color: var(--black);
  padding: 16px 36px;
  border: 1px solid var(--accent);
}
.btn-primary:hover {
  background: var(--white);
  border-color: var(--white);
  transform: translateY(-2px);
}

/* ── Outline: transparent with white border → accent on hover ── */
.btn-outline {
  background: transparent;
  color: var(--white);
  padding: 15px 36px;
  border: 1px solid rgba(255,255,255,0.25);
}
.btn-outline:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-2px);
}

/* ── Nav CTA (Contact button in nav) ── */
.nav-cta {
  background: transparent;
  border: 1px solid var(--accent);
  color: var(--accent) !important;
  padding: 8px 20px;
  font-size: 12px;
  letter-spacing: 0.1em;
  font-family: var(--font-body);
}
.nav-cta:hover {
  background: var(--accent) !important;
  color: var(--black) !important;
}

/* ── Form submit: matches Contact button hover behavior ── */
.form-submit {
  background: var(--accent);
  color: var(--black);
  padding: 18px 40px;
  border: 1px solid var(--accent);
  align-self: flex-start;
  margin-top: 8px;
}
.form-submit:hover {
  background: transparent;
  color: var(--accent);
  border-color: var(--accent);
  transform: translateY(-2px);
}

/* ── Category tabs ── */
.tab {
  padding: 12px 28px;
  font-size: 12px;
  border: 1px solid var(--gray-mid);
  background: transparent;
  color: var(--gray);
  margin-right: -1px;
  border-radius: 0;
  transition: background 0.2s, color 0.2s, border-color 0.2s;
}
.tab.active,
.tab:hover {
  background: var(--accent);
  color: var(--black);
  border-color: var(--accent);
  z-index: 1;
}