/*
 * TyagiHub — Navbar Search
 * File: assets/css/search.css
 * ============================================================
 */

/* ============================================================
   SEARCH ICON BUTTON
   ============================================================ */
.navbar-search-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  background: none;
  border: none;
  cursor: pointer;
  color: var(--clr-text-2);
  transition: all var(--ease-fast);
  flex-shrink: 0;
}

.navbar-search-btn:hover {
  background: var(--clr-surface);
  color: var(--clr-heading);
}

.navbar-search-btn svg {
  width: 18px;
  height: 18px;
  stroke: currentColor;
  flex-shrink: 0;
}

/* ============================================================
   SEARCH OVERLAY (full screen backdrop)
   ============================================================ */
.search-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  z-index: 1500;
  opacity: 0;
  visibility: hidden;
  transition: opacity 250ms ease, visibility 250ms ease;
}

.search-overlay.open {
  opacity: 1;
  visibility: visible;
}

/* ============================================================
   SEARCH BOX (centered modal style)
   ============================================================ */
.search-box {
  position: fixed;
  top: 80px;
  left: 50%;
  transform: translateX(-50%) translateY(-16px);
  width: min(640px, calc(100vw - 2rem));
  z-index: 1501;
  opacity: 0;
  visibility: hidden;
  transition: opacity 250ms ease, transform 250ms ease, visibility 250ms ease;
}

.search-box.open {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

/* Search Input Row */
.search-box__input-row {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  background: var(--clr-surface);
  border: 1.5px solid var(--clr-accent);
  border-radius: var(--radius-xl);
  padding: var(--space-3) var(--space-4);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(245,166,35,0.2);
}

.search-box__icon {
  color: var(--clr-accent);
  flex-shrink: 0;
  display: flex;
}

.search-box__icon svg {
  width: 20px;
  height: 20px;
  stroke: currentColor;
}

.search-box__input {
  flex: 1;
  background: none;
  border: none;
  outline: none;
  font-family: var(--font-body);
  font-size: var(--fs-md);
  color: var(--clr-text);
  min-width: 0;
}

.search-box__input::placeholder {
  color: var(--clr-text-3);
}

.search-box__close {
  width: 28px;
  height: 28px;
  border-radius: var(--radius-sm);
  background: var(--clr-surface-2);
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--fs-xs);
  color: var(--clr-text-3);
  transition: all var(--ease-fast);
  flex-shrink: 0;
  font-family: monospace;
}

.search-box__close:hover {
  background: var(--clr-border-2);
  color: var(--clr-text);
}

/* ============================================================
   SEARCH RESULTS DROPDOWN
   ============================================================ */
.search-results {
  margin-top: var(--space-2);
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
  display: none;
}

.search-results.visible {
  display: block;
}

/* Results header */
.search-results__header {
  padding: var(--space-3) var(--space-5);
  font-size: var(--fs-xs);
  color: var(--clr-text-3);
  border-bottom: 1px solid var(--clr-border);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-weight: var(--fw-semi);
}

/* Result Item */
.search-result-item {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-3) var(--space-5);
  text-decoration: none;
  transition: background var(--ease-fast);
  border-bottom: 1px solid var(--clr-border);
  cursor: pointer;
}

.search-result-item:last-child {
  border-bottom: none;
}

.search-result-item:hover,
.search-result-item.active {
  background: var(--clr-surface-2);
}

.search-result-item__icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  background: var(--clr-bg-3);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  flex-shrink: 0;
}

.search-result-item__content {
  flex: 1;
  min-width: 0;
}

.search-result-item__title {
  font-size: var(--fs-sm);
  font-weight: var(--fw-semi);
  color: var(--clr-heading);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Highlight matched text */
.search-result-item__title mark {
  background: rgba(245, 166, 35, 0.25);
  color: var(--clr-accent);
  border-radius: 2px;
  padding: 0 2px;
}

.search-result-item__desc {
  font-size: var(--fs-xs);
  color: var(--clr-text-3);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-top: 2px;
}

.search-result-item__category {
  font-size: 10px;
  font-weight: var(--fw-semi);
  padding: 2px var(--space-2);
  border-radius: var(--radius-full);
  background: var(--clr-accent-glow);
  color: var(--clr-accent);
  flex-shrink: 0;
  white-space: nowrap;
}

/* Arrow icon */
.search-result-item__arrow {
  color: var(--clr-text-3);
  font-size: 12px;
  flex-shrink: 0;
  opacity: 0;
  transition: opacity var(--ease-fast);
}

.search-result-item:hover .search-result-item__arrow,
.search-result-item.active .search-result-item__arrow {
  opacity: 1;
  color: var(--clr-accent);
}

/* Empty / No results */
.search-no-results {
  padding: var(--space-8) var(--space-5);
  text-align: center;
  display: none;
}

.search-no-results.visible {

  display: block;

}

.search-no-results__icon {
  font-size: 2rem;
  margin-bottom: var(--space-3);
  opacity: 0.5;
}

.search-no-results__text {
  font-size: var(--fs-sm);
  color: var(--clr-text-3);
}

/* Keyboard hint */
.search-keyboard-hint {
  padding: var(--space-3) var(--space-5);
  border-top: 1px solid var(--clr-border);
  display: flex;
  gap: var(--space-4);
  align-items: center;
}

.search-kbd {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: 11px;
  color: var(--clr-text-3);
}

.search-kbd kbd {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 2px 6px;
  background: var(--clr-surface-2);
  border: 1px solid var(--clr-border-2);
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--clr-text-2);
  min-width: 24px;
}

/* ============================================================
   LIGHT THEME
   ============================================================ */
[data-theme="light"] .search-overlay {
  background: rgba(0, 0, 0, 0.4);
}

[data-theme="light"] .search-box__input-row {
  background: #ffffff;
  border-color: var(--clr-accent);
  box-shadow: 0 20px 60px rgba(0,0,0,0.15), 0 0 0 1px rgba(224,152,32,0.2);
}

[data-theme="light"] .search-box__input {
  color: #1a2030;
}

[data-theme="light"] .search-results {
  background: #ffffff;
  border-color: #d8deed;
  box-shadow: 0 20px 60px rgba(0,0,0,0.12);
}

[data-theme="light"] .search-result-item:hover,
[data-theme="light"] .search-result-item.active {
  background: #f0f3fb;
}

[data-theme="light"] .search-result-item__icon {
  background: #edf0f7;
}

[data-theme="light"] .search-kbd kbd {
  background: #edf0f7;
  border-color: #bdc6e0;
}

[data-theme="light"] .search-box__close {
  background: #edf0f7;
  border: 1px solid #d8deed;
}

/* ============================================================
   MOBILE
   ============================================================ */
@media (max-width: 768px) {
  .search-box {
    top: 70px;
    width: calc(100vw - 1.5rem);
  }

  .search-box__input {
    font-size: var(--fs-base);
  }

  .search-keyboard-hint {
    display: none;
  }

  .search-result-item {
    padding: var(--space-3) var(--space-4);
  }
}