/* ──────────────────────────────────────────────────────────────
   Components — buttons, cards, nav, forms
   ────────────────────────────────────────────────────────────── */

/* Buttons */
.tcs-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--tcs-space-2);
  padding: 18px 28px;
  border-radius: var(--tcs-radius-md);
  font-family: var(--tcs-font-body);
  font-weight: 600;
  font-size: 16px;
  line-height: 1;
  text-decoration: none;
  cursor: pointer;
  border: 1px solid transparent;
  transition: background var(--tcs-dur) var(--tcs-ease), border-color var(--tcs-dur) var(--tcs-ease), transform var(--tcs-dur-fast) var(--tcs-ease);
  white-space: nowrap;
}
.tcs-btn:hover { transform: translateY(-1px); }
.tcs-btn:active { transform: translateY(0); }
.tcs-btn:focus-visible { outline: 2px solid var(--tcs-accent); outline-offset: 2px; }

.tcs-btn--primary {
  background: var(--tcs-btn-primary-bg);
  color: #fff;
}
.tcs-btn--primary:hover { background: var(--tcs-btn-primary-hover); color: #fff; }

.tcs-btn--secondary {
  background: transparent;
  color: var(--tcs-text);
  border-color: var(--tcs-btn-secondary-border);
}
.tcs-btn--secondary:hover { background: rgba(255, 255, 255, 0.05); color: var(--tcs-text); }

.tcs-btn--ghost {
  background: transparent;
  color: var(--tcs-text);
  padding: 12px 18px;
}
.tcs-btn--ghost:hover { background: rgba(255, 255, 255, 0.05); }

/* Button cluster — side-by-side with wrap */
.tcs-btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--tcs-space-4);
  align-items: center;
}

/* Card */
.tcs-card {
  background: var(--tcs-panel);
  border: 1px solid var(--tcs-border);
  border-radius: var(--tcs-radius-lg);
  padding: var(--tcs-space-5);
}
.tcs-card--lg { padding: var(--tcs-space-7); }

/* Nav */
.tcs-nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(10, 19, 48, 0.85);
  backdrop-filter: saturate(140%) blur(8px);
  -webkit-backdrop-filter: saturate(140%) blur(8px);
  border-bottom: 1px solid var(--tcs-border);
}
.tcs-nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--tcs-space-5);
  padding: var(--tcs-space-4) var(--tcs-container-pad);
  max-width: var(--tcs-container-max);
  margin: 0 auto;
}
.tcs-nav__brand {
  display: inline-flex;
  align-items: center;
  gap: var(--tcs-space-3);
  color: var(--tcs-text);
  font-family: var(--tcs-font-heading);
  font-weight: 700;
  font-size: 20px;
  text-decoration: none;
}
.tcs-nav__brand img { height: 32px; width: auto; }
.tcs-nav__brand:hover { color: var(--tcs-text); }

.tcs-nav__menu {
  display: none;
  list-style: none;
  margin: 0;
  padding: 0;
  gap: var(--tcs-space-6);
  align-items: center;
}
.tcs-nav__menu a {
  color: var(--tcs-muted);
  font-weight: 500;
  font-size: 15px;
  text-decoration: none;
}
.tcs-nav__menu a:hover,
.tcs-nav__menu li.current-menu-item a { color: var(--tcs-text); }
@media (min-width: 900px) {
  .tcs-nav__menu { display: flex; }
}

.tcs-nav__cta { display: none; }
@media (min-width: 900px) {
  .tcs-nav__cta { display: inline-flex; }
}

.tcs-nav__toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  color: var(--tcs-text);
  border: 1px solid var(--tcs-border);
  border-radius: var(--tcs-radius-sm);
  width: 42px;
  height: 42px;
  cursor: pointer;
}
@media (min-width: 900px) {
  .tcs-nav__toggle { display: none; }
}
.tcs-nav__toggle svg { width: 20px; height: 20px; }

/* Mobile menu drawer (toggled with a small inline <script>) */
.tcs-mobile-menu {
  display: none;
  padding: var(--tcs-space-4) var(--tcs-container-pad) var(--tcs-space-6);
  border-top: 1px solid var(--tcs-border);
  background: var(--tcs-bg);
}
.tcs-mobile-menu.is-open { display: block; }
.tcs-mobile-menu ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--tcs-space-4);
}
.tcs-mobile-menu a {
  color: var(--tcs-text);
  font-weight: 500;
  font-size: 16px;
  text-decoration: none;
  padding: var(--tcs-space-3) 0;
  display: block;
  border-bottom: 1px solid var(--tcs-border);
}
.tcs-mobile-menu .tcs-btn { margin-top: var(--tcs-space-4); width: 100%; }

/* Footer */
.tcs-footer {
  background: var(--tcs-panel);
  border-top: 1px solid var(--tcs-border);
  padding: var(--tcs-space-8) 0 var(--tcs-space-6);
  margin-top: var(--tcs-section-gap-mobile);
}
@media (min-width: 768px) {
  .tcs-footer { margin-top: var(--tcs-section-gap-desktop); }
}
.tcs-footer__grid {
  display: grid;
  gap: var(--tcs-space-7);
  grid-template-columns: 1fr;
}
@media (min-width: 768px) {
  .tcs-footer__grid { grid-template-columns: 1.5fr 1fr 1fr; }
}
.tcs-footer__brand img { height: 36px; width: auto; margin-bottom: var(--tcs-space-4); }
.tcs-footer__brand p { color: var(--tcs-muted); max-width: 400px; }
.tcs-footer__links ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: var(--tcs-space-3); }
.tcs-footer__links a { color: var(--tcs-muted); font-size: 15px; }
.tcs-footer__links a:hover { color: var(--tcs-text); }
.tcs-footer__links h4 {
  font-family: var(--tcs-font-body);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 12px;
  color: var(--tcs-accent);
  margin-bottom: var(--tcs-space-4);
}
.tcs-footer__bottom {
  margin-top: var(--tcs-space-7);
  padding-top: var(--tcs-space-5);
  border-top: 1px solid var(--tcs-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--tcs-space-4);
  color: var(--tcs-muted);
  font-size: 13px;
}
.tcs-footer__social {
  display: inline-flex;
  gap: var(--tcs-space-3);
}
.tcs-footer__social a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--tcs-radius-sm);
  border: 1px solid var(--tcs-border);
  color: var(--tcs-muted);
}
.tcs-footer__social a:hover { color: var(--tcs-text); border-color: var(--tcs-accent); }

/* Grid helpers */
.tcs-grid-2, .tcs-grid-3, .tcs-grid-4, .tcs-grid-5 {
  display: grid;
  gap: var(--tcs-space-5);
  grid-template-columns: 1fr;
}
@media (min-width: 640px) {
  .tcs-grid-2 { grid-template-columns: repeat(2, 1fr); }
  .tcs-grid-3 { grid-template-columns: repeat(2, 1fr); }
  .tcs-grid-4 { grid-template-columns: repeat(2, 1fr); }
  .tcs-grid-5 { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 900px) {
  .tcs-grid-3 { grid-template-columns: repeat(3, 1fr); }
  .tcs-grid-4 { grid-template-columns: repeat(4, 1fr); }
  .tcs-grid-5 { grid-template-columns: repeat(5, 1fr); }
}

/* Badge */
.tcs-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: 999px;
  font-family: var(--tcs-font-body);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.tcs-badge--success { background: rgba(54, 194, 240, 0.12); color: var(--tcs-accent); border: 1px solid rgba(54, 194, 240, 0.35); }
.tcs-badge--neutral { background: rgba(167, 179, 214, 0.08); color: var(--tcs-muted); border: 1px solid var(--tcs-border); }

/* Form (basic — detailed in sections.css if needed) */
.tcs-input, .tcs-select, .tcs-textarea {
  width: 100%;
  background: var(--tcs-bg);
  border: 1px solid var(--tcs-border);
  color: var(--tcs-text);
  border-radius: var(--tcs-radius-sm);
  padding: 12px 14px;
  font-size: 15px;
  transition: border-color var(--tcs-dur) var(--tcs-ease);
}
.tcs-input:focus, .tcs-select:focus, .tcs-textarea:focus {
  outline: none;
  border-color: var(--tcs-primary);
}
.tcs-textarea { min-height: 140px; resize: vertical; }
.tcs-field { margin-bottom: var(--tcs-space-4); }
.tcs-field label {
  display: block;
  margin-bottom: var(--tcs-space-2);
  font-size: 14px;
  color: var(--tcs-muted);
  font-weight: 500;
}
.tcs-field label .req { color: var(--tcs-accent); margin-left: 2px; }