/**
 * @file search-bar.css
 * NERUDS Search Bar Block — Premium search with 3 styles
 *
 * Styles:
 *  - inline: Compact bar for header/sidebar
 *  - hero: Large centered search for homepage
 *  - overlay: Icon trigger + fullscreen search panel
 */

/* =====================================================
   BASE — SHARED ACROSS ALL STYLES
   ===================================================== */

.neruds-search__form {
  width: 100%;
}

.neruds-search__input-wrap {
  position: relative;
  display: flex;
  align-items: center;
  background: var(--color-white);
  border: 2px solid var(--color-gray-200);
  border-radius: var(--radius-full, 9999px);
  transition: border-color var(--transition-base), box-shadow var(--transition-base);
  overflow: hidden;
}

.neruds-search__input-wrap:focus-within {
  border-color: var(--color-babasu);
  box-shadow: 0 0 0 3px rgba(46, 70, 50, 0.15);
}

.neruds-search__input-icon {
  flex-shrink: 0;
  margin-left: var(--space-3);
  color: var(--color-gray-400);
  transition: color var(--transition-base);
  pointer-events: none;
}

.neruds-search__input-wrap:focus-within .neruds-search__input-icon {
  color: var(--color-babasu);
}

.neruds-search__input {
  flex: 1;
  border: none;
  background: transparent;
  padding: var(--space-3) var(--space-3);
  font-family: var(--font-body, 'Outfit', sans-serif);
  font-size: var(--font-size-base);
  color: var(--color-gray-900);
  outline: none;
  min-width: 0;
}

.neruds-search__input::placeholder {
  color: var(--color-gray-400);
}

/* Remove native search clear button for consistent styling */
.neruds-search__input::-webkit-search-cancel-button {
  -webkit-appearance: none;
}

/* =====================================================
   CATEGORY CHIPS
   ===================================================== */

.neruds-search__chips {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: var(--space-3);
  justify-content: center;
}

.neruds-search__chip {
  display: inline-flex;
  align-items: center;
  padding: var(--space-1) var(--space-3);
  border: 1px solid var(--color-gray-300);
  border-radius: var(--radius-full, 9999px);
  background: transparent;
  color: var(--color-gray-600);
  font-family: var(--font-body, 'Outfit', sans-serif);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium, 500);
  cursor: pointer;
  transition: all var(--transition-base);
  white-space: nowrap;
}

.neruds-search__chip:hover {
  border-color: var(--color-babasu);
  color: var(--color-babasu);
  background: rgba(46, 70, 50, 0.06);
}

.neruds-search__chip--active {
  background: var(--color-babasu);
  color: var(--color-white);
  border-color: var(--color-babasu);
}

.neruds-search__chip--active:hover {
  background: var(--color-babasu-dark, #1a2e1e);
  color: var(--color-white);
}

/* =====================================================
   STYLE: INLINE — Compact for header/sidebar
   ===================================================== */

.neruds-search--inline {
  max-width: 280px;
}

.neruds-search--inline .neruds-search__input-wrap {
  border-width: 1px;
  background: rgba(46, 70, 50, 0.05);
}

.neruds-search--inline .neruds-search__input {
  padding: var(--space-2) var(--space-3);
  font-size: var(--font-size-sm);
}

.neruds-search--inline .neruds-search__input-wrap:focus-within {
  background: var(--color-white);
  box-shadow: 0 0 0 2px rgba(46, 70, 50, 0.12);
}

/* =====================================================
   STYLE: HERO — Large centered for homepage
   ===================================================== */

.neruds-search--hero {
  max-width: 680px;
  margin: 0 auto;
}

.neruds-search--hero .neruds-search__input-wrap {
  border-radius: var(--radius-xl, 16px);
  box-shadow: var(--shadow-lg);
}

.neruds-search--hero .neruds-search__input-wrap--lg {
  min-height: 60px;
}

.neruds-search--hero .neruds-search__input {
  padding: var(--space-4) var(--space-4);
  font-size: var(--font-size-lg);
}

.neruds-search--hero .neruds-search__input-icon {
  margin-left: var(--space-4);
}

.neruds-search--hero .neruds-search__input-wrap:focus-within {
  box-shadow: var(--shadow-xl), 0 0 0 3px rgba(46, 70, 50, 0.15);
}

/* Submit button inside hero */
.neruds-search__submit {
  flex-shrink: 0;
  padding: var(--space-3) var(--space-6);
  margin: var(--space-1);
  background: var(--color-babasu);
  color: var(--color-white);
  border: none;
  border-radius: var(--radius-lg, 12px);
  font-family: var(--font-body, 'Outfit', sans-serif);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  cursor: pointer;
  transition: background var(--transition-base);
  white-space: nowrap;
}

.neruds-search__submit:hover {
  background: var(--color-babasu-dark, #1a2e1e);
}

.neruds-search__submit:focus-visible {
  outline: 2px solid var(--color-barro);
  outline-offset: 2px;
}

/* =====================================================
   STYLE: OVERLAY — Trigger + fullscreen panel
   ===================================================== */

/* Trigger button */
.neruds-search__trigger {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border: 1px solid rgba(46, 70, 50, 0.2);
  border-radius: var(--radius-md, 8px);
  background: transparent;
  color: var(--color-babasu);
  cursor: pointer;
  transition: all var(--transition-base);
}

.neruds-search__trigger:hover {
  background: rgba(46, 70, 50, 0.08);
  border-color: var(--color-babasu);
}

.neruds-search__trigger:focus-visible {
  outline: 2px solid var(--color-barro);
  outline-offset: 2px;
}

/* Panel overlay */
.neruds-search__panel {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: 12vh;

  /* Closed state */
  opacity: 0;
  visibility: hidden;
  transition: opacity 250ms ease, visibility 250ms ease;
}

.neruds-search__panel[data-state="open"] {
  opacity: 1;
  visibility: visible;
}

.neruds-search__panel-inner {
  width: 90%;
  max-width: 640px;
  background: var(--color-white);
  border-radius: var(--radius-xl, 16px);
  padding: var(--space-6);
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.25);
  position: relative;

  /* Animate in */
  transform: translateY(-20px) scale(0.97);
  transition: transform 250ms cubic-bezier(0.4, 0, 0.2, 1);
}

.neruds-search__panel[data-state="open"] .neruds-search__panel-inner {
  transform: translateY(0) scale(1);
}

/* Close button */
.neruds-search__close {
  position: absolute;
  top: var(--space-3);
  right: var(--space-3);
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: none;
  background: var(--color-gray-100);
  border-radius: var(--radius-full, 9999px);
  color: var(--color-gray-600);
  cursor: pointer;
  transition: all var(--transition-base);
}

.neruds-search__close:hover {
  background: var(--color-gray-200);
  color: var(--color-gray-900);
}

.neruds-search__close:focus-visible {
  outline: 2px solid var(--color-barro);
  outline-offset: 2px;
}

/* Panel input — larger */
.neruds-search__panel .neruds-search__input-wrap--lg {
  min-height: 56px;
  border-radius: var(--radius-lg, 12px);
}

.neruds-search__panel .neruds-search__input {
  padding: var(--space-3) var(--space-4);
  font-size: var(--font-size-lg);
}

.neruds-search__panel .neruds-search__input-icon {
  margin-left: var(--space-4);
}

.neruds-search__panel .neruds-search__chips {
  justify-content: flex-start;
}

/* Submit button inside overlay panel */
.neruds-search__panel .neruds-search__submit {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-5);
  margin: 4px;
  background: var(--color-babasu);
  color: var(--color-white);
  border: none;
  border-radius: var(--radius-lg, 12px);
  font-family: var(--font-body, 'Outfit', sans-serif);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  cursor: pointer;
  transition: background var(--transition-base);
  white-space: nowrap;
}

.neruds-search__panel .neruds-search__submit:hover {
  background: var(--color-babasu-dark, #1a2e1e);
}

.neruds-search__panel .neruds-search__submit svg {
  display: none;
}

/* Suggestions */
.neruds-search__suggestions {
  margin-top: var(--space-3);
  max-height: 320px;
  overflow-y: auto;
}

.neruds-search__suggestions:empty {
  display: none;
}

/* Hint */
.neruds-search__hint {
  margin-top: var(--space-4);
  text-align: center;
  font-size: var(--font-size-xs);
  color: var(--color-gray-400);
}

.neruds-search__hint kbd {
  display: inline-block;
  padding: 1px 6px;
  background: var(--color-gray-100);
  border: 1px solid var(--color-gray-300);
  border-radius: var(--radius-sm, 4px);
  font-family: var(--font-mono);
  font-size: var(--font-size-xs);
  color: var(--color-gray-600);
}

/* =====================================================
   MOBILE ADJUSTMENTS
   ===================================================== */

@media (max-width: 639px) {
  /* Overlay becomes truly fullscreen on mobile */
  .neruds-search__panel {
    padding-top: 0;
    align-items: stretch;
  }

  .neruds-search__panel-inner {
    width: 100%;
    max-width: 100%;
    border-radius: 0;
    min-height: 100vh;
    min-height: 100dvh;
    display: flex;
    flex-direction: column;
    padding-top: var(--space-8);
  }

  .neruds-search__panel .neruds-search__input-wrap--lg {
    border-radius: var(--radius-md, 8px);
  }

  /* Hero search adjusts */
  .neruds-search--hero .neruds-search__input-wrap--lg {
    min-height: 48px;
    flex-wrap: wrap;
  }

  .neruds-search--hero .neruds-search__input {
    font-size: var(--font-size-base);
  }

  .neruds-search--hero .neruds-search__submit {
    width: 100%;
    margin: var(--space-2);
    border-radius: var(--radius-md, 8px);
  }

  /* Chips scroll on mobile */
  .neruds-search__chips {
    flex-wrap: nowrap;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    justify-content: flex-start;
    padding-bottom: var(--space-1);
  }

  .neruds-search__chips::-webkit-scrollbar {
    display: none;
  }
}

/* =====================================================
   DARK MODE
   ===================================================== */

@media (prefers-color-scheme: dark) {
  .neruds-search__input-wrap {
    background: var(--color-gray-900);
    border-color: var(--color-gray-700);
  }

  .neruds-search__input-wrap:focus-within {
    border-color: var(--color-palha);
    box-shadow: 0 0 0 3px rgba(225, 193, 110, 0.15);
  }

  .neruds-search__input-wrap:focus-within .neruds-search__input-icon {
    color: var(--color-palha);
  }

  .neruds-search__input {
    color: var(--color-gray-100);
  }

  .neruds-search--inline .neruds-search__input-wrap {
    background: rgba(255, 255, 255, 0.06);
  }

  .neruds-search--inline .neruds-search__input-wrap:focus-within {
    background: var(--color-gray-900);
  }

  .neruds-search__chip {
    border-color: var(--color-gray-600);
    color: var(--color-gray-300);
  }

  .neruds-search__chip:hover {
    border-color: var(--color-palha);
    color: var(--color-palha);
    background: rgba(225, 193, 110, 0.08);
  }

  .neruds-search__chip--active {
    background: var(--color-palha);
    color: var(--color-babasu-dark, #1a2e1e);
    border-color: var(--color-palha);
  }

  .neruds-search__panel-inner {
    background: var(--color-gray-900);
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.5);
  }

  .neruds-search__close {
    background: var(--color-gray-800);
    color: var(--color-gray-300);
  }

  .neruds-search__close:hover {
    background: var(--color-gray-700);
    color: var(--color-white);
  }

  .neruds-search__trigger {
    border-color: rgba(225, 193, 110, 0.3);
    color: var(--color-palha);
  }

  .neruds-search__trigger:hover {
    background: rgba(225, 193, 110, 0.1);
  }

  .neruds-search__submit {
    background: var(--color-palha);
    color: var(--color-babasu-dark, #1a2e1e);
  }

  .neruds-search__submit:hover {
    background: #d4ad5a;
  }

  .neruds-search__hint kbd {
    background: var(--color-gray-800);
    border-color: var(--color-gray-600);
    color: var(--color-gray-400);
  }
}

/* =====================================================
   REDUCED MOTION
   ===================================================== */

@media (prefers-reduced-motion: reduce) {
  .neruds-search__panel,
  .neruds-search__panel-inner {
    transition: none;
  }
}