/**
 * BHM Investor Relations - Frontend Styles
 * Version: 2.0.1
 * Modern, clean, and fully customizable UI
 */

/* ==================== */
/* Base Styles */
/* ==================== */

.bhm-ir-listing-container {
  margin: var(--bhm-ir-container-padding, 20px) 0;
  font-size: var(--bhm-ir-body-font-size, 14px);
  color: var(--bhm-ir-text-color, #333);
  animation: var(--bhm-ir-animation, fadeIn 0.5s ease-out);
}

.bhm-ir-listing-title {
  color: var(--bhm-ir-primary-color, #0073aa);
  margin: 0 0 var(--bhm-ir-container-padding, 20px);
  padding-block-end: calc(var(--bhm-ir-container-padding, 20px) / 2);
  border-block-end: 3px solid var(--bhm-ir-primary-color, #0073aa);
  font-size: var(--bhm-ir-title-font-size, 24px);
  font-weight: 700;
  line-height: 1.3;
}

/* ==================== */
/* Table View */
/* ==================== */

.bhm-ir-files-table {
  inline-size: 100%;
  border-collapse: separate;
  border-spacing: 0;
  background: var(--bhm-ir-background-color, #fff);
  box-shadow: var(--bhm-ir-shadow, 0 2px 8px rgba(0, 0, 0, 0.1));
  border-radius: var(--bhm-ir-container-radius, 8px);
  overflow: hidden;
  border: 1px solid var(--bhm-ir-border-color, #ddd);
}

.bhm-ir-files-table thead {
  background: var(--bhm-ir-table-header-bg, #0073aa);
}

.bhm-ir-files-table th {
  padding: var(--bhm-ir-item-padding, 15px);
  text-align: start;
  font-weight: 600;
  color: var(--bhm-ir-table-header-text, #fff);
  font-size: var(--bhm-ir-body-font-size, 14px);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.bhm-ir-files-table td {
  padding: var(--bhm-ir-item-padding, 15px);
  border-bottom: 1px solid var(--bhm-ir-border-color, #ddd);
  vertical-align: middle;
}

.bhm-ir-files-table tbody tr:last-child td {
  border-bottom: none;
}

.bhm-ir-files-table tbody tr {
  transition: all 0.2s ease;
}

.bhm-ir-files-table tbody tr:hover {
  background: var(--bhm-ir-secondary-color, #f5f5f5);
}

.bhm-ir-col-name {
  inline-size: 40%;
  font-weight: 500;
}

.bhm-ir-col-size {
  inline-size: 15%;
  color: #666;
  font-size: 0.9em;
}

.bhm-ir-col-date {
  inline-size: 20%;
  color: #555;
}

.bhm-ir-col-actions {
  inline-size: 25%;
  text-align: center;
}

/* ==================== */
/* List View */
/* ==================== */

.bhm-ir-files-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: var(--bhm-ir-item-gap, 10px);
}

.bhm-ir-files-list .bhm-ir-file-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--bhm-ir-item-padding, 15px);
  background: var(--bhm-ir-background-color, #fff);
  border: 1px solid var(--bhm-ir-border-color, #ddd);
  border-radius: var(--bhm-ir-item-radius, 5px);
  box-shadow: var(--bhm-ir-shadow, 0 2px 8px rgba(0, 0, 0, 0.1));
  transition: all 0.3s ease;
}

.bhm-ir-files-list .bhm-ir-file-item:hover {
  box-shadow: var(--bhm-ir-hover-shadow, 0 5px 20px rgba(0, 0, 0, 0.15));
  transform: var(--bhm-ir-hover-transform, translateY(-3px));
  border-color: var(--bhm-ir-primary-color, #0073aa);
}

.bhm-ir-file-info {
  flex: 1;
  min-inline-size: 0;
}

.bhm-ir-file-name {
  font-weight: 600;
  color: var(--bhm-ir-text-color, #333);
  display: block;
  margin-bottom: 6px;
  font-size: calc(var(--bhm-ir-body-font-size, 14px) + 1px);
}

.bhm-ir-file-meta {
  display: flex;
  gap: 15px;
  flex-wrap: wrap;
  align-items: center;
}

.bhm-ir-file-size {
  color: #888;
  font-size: calc(var(--bhm-ir-body-font-size, 14px) - 1px);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.bhm-ir-file-size::before {
  content: "";
  display: inline-block;
  inline-size: 4px;
  block-size: 4px;
  background: var(--bhm-ir-primary-color, #0073aa);
  border-radius: 50%;
}

.bhm-ir-file-date {
  color: #666;
  font-size: calc(var(--bhm-ir-body-font-size, 14px) - 1px);
}

.bhm-ir-file-actions {
  display: flex;
  gap: 8px;
  flex-shrink: 0;
  margin-inline-start: 15px;
}

/* ==================== */
/* Cards View */
/* ==================== */

.bhm-ir-files-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--bhm-ir-card-gap, 20px);
}

.bhm-ir-file-card {
  background: var(--bhm-ir-background-color, #fff);
  border: 1px solid var(--bhm-ir-border-color, #ddd);
  border-radius: var(--bhm-ir-card-radius, 10px);
  padding: calc(var(--bhm-ir-item-padding, 15px) + 10px);
  text-align: center;
  box-shadow: var(--bhm-ir-shadow, 0 2px 8px rgba(0, 0, 0, 0.1));
  transition: all 0.3s ease;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.bhm-ir-file-card:hover {
  box-shadow: var(--bhm-ir-hover-shadow, 0 8px 30px rgba(0, 0, 0, 0.15));
  transform: var(--bhm-ir-hover-transform, translateY(-5px));
  border-color: var(--bhm-ir-primary-color, #0073aa);
}

.bhm-ir-card-icon {
  color: var(--bhm-ir-icon-color, #0073aa);
  margin-block-end: 15px;
  padding: 15px;
  background: var(--bhm-ir-secondary-color, #f5f5f5);
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.bhm-ir-card-icon svg {
  inline-size: var(--bhm-ir-card-icon-size, 48px);
  block-size: var(--bhm-ir-card-icon-size, 48px);
}

.bhm-ir-card-title {
  margin: 0 0 12px 0;
  font-size: calc(var(--bhm-ir-body-font-size, 14px) + 2px);
  color: var(--bhm-ir-text-color, #333);
  font-weight: 600;
  line-height: 1.4;
  word-break: break-word;
}

.bhm-ir-card-meta {
  margin-block-end: 18px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.bhm-ir-card-size {
  color: #888;
  font-size: calc(var(--bhm-ir-body-font-size, 14px) - 2px);
  margin: 0;
  font-weight: 500;
}

.bhm-ir-card-date {
  color: #666;
  font-size: calc(var(--bhm-ir-body-font-size, 14px) - 1px);
  margin: 0;
}

.bhm-ir-card-actions {
  display: flex;
  justify-content: center;
  gap: 8px;
  flex-wrap: wrap;
  margin-block-start: auto;
}

/* ==================== */
/* Buttons */
/* ==================== */

.bhm-ir-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px 16px;
  color: #fff !important;
  text-decoration: none !important;
  border-radius: var(--bhm-ir-button-radius, 5px);
  font-size: var(--bhm-ir-button-font-size, 14px);
  font-weight: 500;
  transition: all 0.25s ease;
  border: none;
  cursor: pointer;
  line-height: 1;
  white-space: nowrap;
}

.bhm-ir-btn svg {
  inline-size: var(--bhm-ir-icon-size, 16px);
  block-size: var(--bhm-ir-icon-size, 16px);
  flex-shrink: 0;
}

.bhm-ir-download-btn {
  background: var(--bhm-ir-download-btn-color, #0073aa);
}

.bhm-ir-download-btn:hover {
  background: var(--bhm-ir-download-btn-hover, #005a87);
  transform: scale(1.03);
}

.bhm-ir-preview-btn {
  background: var(--bhm-ir-preview-btn-color, #6c757d);
}

.bhm-ir-preview-btn:hover {
  background: var(--bhm-ir-preview-btn-hover, #5a6268);
  transform: scale(1.03);
}

/* Language-specific buttons */
.bhm-ir-btn-ar {
  background: var(--bhm-ir-ar-btn-color, #28a745) !important;
}

.bhm-ir-btn-ar:hover {
  background: var(--bhm-ir-ar-btn-hover, #218838) !important;
}

.bhm-ir-btn-en {
  background: var(--bhm-ir-en-btn-color, #17a2b8) !important;
}

.bhm-ir-btn-en:hover {
  background: var(--bhm-ir-en-btn-hover, #138496) !important;
}

.bhm-ir-preview-btn.bhm-ir-btn-ar {
  opacity: 0.85;
}

.bhm-ir-preview-btn.bhm-ir-btn-en {
  opacity: 0.85;
}

/* Icon Only Button Mode */
.bhm-ir-btn.bhm-ir-btn-icon-only {
  padding: 10px;
  position: relative;
}

.bhm-ir-btn.bhm-ir-btn-icon-only svg {
  margin: 0;
}

.bhm-ir-btn.bhm-ir-btn-icon-only::after {
  content: attr(title);
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(0, 0, 0, 0.8);
  color: #fff;
  padding: 4px 8px;
  border-radius: 4px;
  font-size: 12px;
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.2s ease, visibility 0.2s ease;
  pointer-events: none;
  z-index: 10;
}

.bhm-ir-btn.bhm-ir-btn-icon-only:hover::after {
  opacity: 1;
  visibility: visible;
}

/* ==================== */
/* Accordion Styles */
/* ==================== */

.bhm-ir-accordion-container {
  margin: var(--bhm-ir-container-padding, 20px) 0;
}

.bhm-ir-accordion {
  border: 1px solid var(--bhm-ir-border-color, #ddd);
  border-radius: var(--bhm-ir-container-radius, 8px);
  overflow: hidden;
  box-shadow: var(--bhm-ir-shadow, 0 2px 8px rgba(0, 0, 0, 0.1));
}

.bhm-ir-accordion-item {
  border-bottom: 1px solid var(--bhm-ir-border-color, #ddd);
}

.bhm-ir-accordion-item:last-child {
  border-bottom: none;
}

.bhm-ir-accordion-header {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px var(--bhm-ir-item-padding, 20px);
  background: var(--bhm-ir-accordion-header-bg, #f5f5f5);
  border: none;
  cursor: pointer;
  text-align: inherit;
  transition: all 0.3s ease;
  font-size: var(--bhm-ir-body-font-size, 14px);
}

.bhm-ir-accordion-header:hover {
  filter: brightness(0.95);
}

.bhm-ir-accordion-header[aria-expanded="true"] {
  background: var(--bhm-ir-accordion-active-bg, #0073aa);
  color: var(--bhm-ir-accordion-active-text, #fff);
}

.bhm-ir-accordion-header[aria-expanded="true"]:hover {
  background: var(--bhm-ir-accordion-active-bg, #0073aa);
}

.bhm-ir-accordion-header[aria-expanded="true"] .bhm-ir-accordion-icon {
  transform: rotate(180deg);
}

.bhm-ir-accordion-title {
  font-size: calc(var(--bhm-ir-body-font-size, 14px) + 4px);
  font-weight: 700;
  margin: 0;
}

.bhm-ir-accordion-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.3s ease;
  inline-size: 24px;
  block-size: 24px;
}

.bhm-ir-accordion-icon svg {
  color: currentColor;
}

.bhm-ir-accordion-content {
  display: none;
  padding: var(--bhm-ir-item-padding, 20px);
  background: var(--bhm-ir-background-color, #fff);
}

.bhm-ir-accordion-content.is-open {
  display: block;
  animation: accordionSlideDown 0.3s ease;
}

@keyframes accordionSlideDown {
  from {
    opacity: 0;
    max-height: 0;
  }
  to {
    opacity: 1;
    max-height: 2000px;
  }
}

/* Nested Month Accordion */
.bhm-ir-accordion-month {
  margin-bottom: var(--bhm-ir-item-gap, 10px);
  border: 1px solid var(--bhm-ir-border-color, #ddd);
  border-radius: var(--bhm-ir-item-radius, 6px);
  overflow: hidden;
}

.bhm-ir-accordion-month:last-child {
  margin-bottom: 0;
}

.bhm-ir-accordion-header-month {
  padding: 14px var(--bhm-ir-item-padding, 16px);
  background: var(--bhm-ir-secondary-color, #f9f9f9);
}

.bhm-ir-accordion-header-month .bhm-ir-accordion-title {
  font-size: var(--bhm-ir-body-font-size, 14px);
  font-weight: 600;
}

.bhm-ir-accordion-header-month[aria-expanded="true"] {
  background: #666;
  color: #fff;
}

.bhm-ir-accordion-month .bhm-ir-accordion-content {
  padding: var(--bhm-ir-item-padding, 15px);
  background: var(--bhm-ir-secondary-color, #fafafa);
}

/* Files inside accordion */
.bhm-ir-accordion-content .bhm-ir-files-table {
  box-shadow: none;
  border: 1px solid var(--bhm-ir-border-color, #ddd);
}

.bhm-ir-accordion-content .bhm-ir-files-list {
  margin: 0;
}

.bhm-ir-accordion-content .bhm-ir-files-cards {
  margin: 0;
}

/* ==================== */
/* All Listings Container */
/* ==================== */

.bhm-ir-all-listings {
  margin: var(--bhm-ir-container-padding, 20px) 0;
}

.bhm-ir-all-listings .bhm-ir-listing-container {
  margin-bottom: calc(var(--bhm-ir-container-padding, 20px) * 2);
  padding-bottom: var(--bhm-ir-container-padding, 20px);
  border-bottom: 1px solid var(--bhm-ir-border-color, #ddd);
}

.bhm-ir-all-listings .bhm-ir-listing-container:last-child {
  border-bottom: none;
  margin-bottom: 0;
}

/* ==================== */
/* Responsive Design */
/* ==================== */

@media screen and (max-width: 768px) {
  .bhm-ir-files-table {
    display: block;
    overflow-inline: auto;
    -webkit-overflow-scrolling: touch;
  }

  .bhm-ir-files-table th,
  .bhm-ir-files-table td {
    padding: 12px 10px;
    font-size: 13px;
  }

  .bhm-ir-files-list .bhm-ir-file-item {
    flex-direction: column;
    text-align: center;
    gap: 15px;
  }

  .bhm-ir-file-info {
    inline-size: 100%;
  }

  .bhm-ir-file-actions {
    margin-inline-start: 0;
    inline-size: 100%;
    justify-content: center;
  }

  .bhm-ir-file-meta {
    justify-content: center;
  }

  .bhm-ir-files-cards {
    grid-template-columns: 1fr;
    gap: 15px;
  }

  .bhm-ir-btn {
    padding: 12px 18px;
    font-size: 13px;
  }

  .bhm-ir-accordion-header {
    padding: 14px 15px;
  }

  .bhm-ir-accordion-title {
    font-size: calc(var(--bhm-ir-body-font-size, 14px) + 2px);
  }

  .bhm-ir-accordion-content {
    padding: 15px;
  }

  .bhm-ir-listing-title {
    font-size: calc(var(--bhm-ir-title-font-size, 24px) - 4px);
  }
}

@media screen and (max-width: 480px) {
  .bhm-ir-file-actions {
    flex-direction: column;
    gap: 8px;
  }

  .bhm-ir-btn {
    inline-size: 100%;
    justify-content: center;
  }

  .bhm-ir-card-actions {
    flex-direction: column;
    inline-size: 100%;
  }

  .bhm-ir-card-actions .bhm-ir-btn {
    inline-size: 100%;
  }
}

/* ==================== */
/* Animation Keyframes */
/* ==================== */

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(15px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ==================== */
/* Print Styles */
/* ==================== */

@media print {
  .bhm-ir-btn {
    display: none !important;
  }

  .bhm-ir-file-card {
    break-inside: avoid;
    box-shadow: none;
    border: 1px solid #ccc;
  }

  .bhm-ir-files-table {
    box-shadow: none;
  }

  .bhm-ir-listing-container {
    animation: none;
  }

  .bhm-ir-files-list .bhm-ir-file-item {
    box-shadow: none;
  }
}

/* ==================== */
/* Focus Styles (Accessibility) */
/* ==================== */

.bhm-ir-btn:focus,
.bhm-ir-accordion-header:focus {
  outline: 2px solid var(--bhm-ir-primary-color, #0073aa);
  outline-offset: 2px;
}

.bhm-ir-accordion-header:focus-visible {
  outline: 2px solid var(--bhm-ir-primary-color, #0073aa);
  outline-offset: 2px;
}

/* ==================== */
/* Empty State */
/* ==================== */

.bhm-ir-empty-state {
  text-align: center;
  padding: 40px 20px;
  background: var(--bhm-ir-secondary-color, #f5f5f5);
  border-radius: var(--bhm-ir-container-radius, 8px);
  color: #666;
}

.bhm-ir-empty-state svg {
  inline-size: 48px;
  block-size: 48px;
  margin-block-end: 15px;
  opacity: 0.5;
}

.bhm-ir-empty-state p {
  margin: 0;
  font-size: var(--bhm-ir-body-font-size, 14px);
}