/*
 * Application-specific styles for Hut7
 * Built on top of the Craftivo Bootstrap theme
 */

/* Form controls - dark theme compatible */
.form-control,
.form-select {
  background-color: var(--surface-color);
  border-color: rgba(255, 255, 255, 0.15);
  color: var(--default-color);
}

.form-control:focus,
.form-select:focus {
  background-color: var(--surface-color);
  border-color: var(--accent-color);
  color: var(--default-color);
  box-shadow: 0 0 0 0.25rem rgba(255, 77, 79, 0.25);
}

.form-control::placeholder {
  color: rgba(217, 217, 217, 0.5);
}

.form-label {
  color: var(--default-color);
}

.form-check-label {
  color: var(--default-color);
}

/* Card styling for dark theme */
.card {
  background-color: var(--surface-color);
  border-color: rgba(255, 255, 255, 0.1);
  color: var(--default-color);
}

.card-title {
  color: var(--heading-color);
}

.card-text {
  color: var(--default-color);
}

/* List group for dark theme */
.list-group-item {
  background-color: var(--surface-color);
  border-color: rgba(255, 255, 255, 0.1);
  color: var(--default-color);
}

.list-group-item-action:hover,
.list-group-item-action:focus {
  background-color: rgba(255, 255, 255, 0.05);
  color: var(--heading-color);
}

/* Alert adjustments */
.alert-info {
  background-color: rgba(13, 202, 240, 0.15);
  border-color: rgba(13, 202, 240, 0.3);
  color: #6edff6;
}

.alert-success {
  background-color: rgba(25, 135, 84, 0.15);
  border-color: rgba(25, 135, 84, 0.3);
  color: #75b798;
}

.alert-danger {
  background-color: rgba(220, 53, 69, 0.15);
  border-color: rgba(220, 53, 69, 0.3);
  color: #ea868f;
}

.alert-warning {
  background-color: rgba(255, 193, 7, 0.15);
  border-color: rgba(255, 193, 7, 0.3);
  color: #ffda6a;
}

.btn-close {
  filter: invert(1) grayscale(100%) brightness(200%);
}

/* Button styling */
.btn-primary {
  background-color: var(--accent-color);
  border-color: var(--accent-color);
}

.btn-primary:hover {
  background-color: color-mix(in srgb, var(--accent-color), black 15%);
  border-color: color-mix(in srgb, var(--accent-color), black 15%);
}

.btn-outline-secondary {
  color: var(--default-color);
  border-color: rgba(255, 255, 255, 0.3);
}

.btn-outline-secondary:hover {
  background-color: rgba(255, 255, 255, 0.1);
  color: var(--heading-color);
  border-color: rgba(255, 255, 255, 0.5);
}

/* Chat message styling for dark theme */
.card.bg-light {
  background-color: var(--surface-color) !important;
  color: var(--default-color);
}

.text-muted {
  color: rgba(217, 217, 217, 0.6) !important;
}

/* Table styling */
.table {
  color: var(--default-color);
}

/* Use Case cards - styled like theme's exp-card */
.use-case-card {
  background: var(--surface-color);
  border: 2px solid color-mix(in srgb, var(--default-color), transparent 95%);
  border-radius: 16px;
  padding: 2rem;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.use-case-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, transparent, var(--accent-color), transparent);
  transform: translateX(-100%);
  transition: transform 0.3s ease;
}

.use-case-card:hover {
  border-color: color-mix(in srgb, var(--accent-color), transparent 70%);
  transform: translateY(-2px);
}

.use-case-card:hover::before {
  transform: translateX(0);
}

.use-case-card h4 {
  color: var(--heading-color);
  font-family: var(--heading-font);
  margin-bottom: 0.5rem;
  font-size: 1.2rem;
}

.use-case-card p {
  color: color-mix(in srgb, var(--default-color), transparent 20%);
  font-size: 0.95rem;
  line-height: 1.6;
}

.use-case-action-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.45rem 1rem;
  border-radius: 8px;
  font-size: 0.85rem;
  font-weight: 500;
  border: 1px solid color-mix(in srgb, var(--default-color), transparent 85%);
  background: transparent;
  color: var(--default-color);
  cursor: pointer;
  transition: all 0.3s ease;
  text-decoration: none;
}

.use-case-action-btn:hover {
  background: color-mix(in srgb, var(--accent-color), transparent 85%);
  border-color: var(--accent-color);
  color: var(--accent-color);
}

.use-case-action-btn.danger:hover {
  background: rgba(220, 53, 69, 0.15);
  border-color: #dc3545;
  color: #ea868f;
}

/* Chat Session cards */
.chat-session-card {
  display: block;
  background: var(--surface-color);
  border: 2px solid color-mix(in srgb, var(--default-color), transparent 95%);
  border-radius: 16px;
  padding: 1.5rem 2rem;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
  text-decoration: none;
}

.chat-session-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, transparent, var(--accent-color), transparent);
  transform: translateX(-100%);
  transition: transform 0.3s ease;
}

.chat-session-card:hover {
  border-color: color-mix(in srgb, var(--accent-color), transparent 70%);
  transform: translateY(-2px);
  box-shadow: 0 10px 30px color-mix(in srgb, var(--default-color), transparent 90%);
  text-decoration: none;
}

.chat-session-card:hover::before {
  transform: translateX(0);
}

.chat-session-card .chat-session-name {
  color: var(--heading-color);
  font-family: var(--heading-font);
  font-size: 1.1rem;
  margin-bottom: 0.25rem;
  transition: color 0.3s ease;
}

.chat-session-card:hover .chat-session-name {
  color: var(--accent-color);
}

.chat-session-card .chat-session-usecase {
  font-size: 0.85rem;
  color: color-mix(in srgb, var(--default-color), transparent 40%);
}

.chat-session-card .chat-session-time {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent-color);
  background: color-mix(in srgb, var(--accent-color), transparent 90%);
  padding: 0.3rem 0.8rem;
  border-radius: 15px;
  white-space: nowrap;
}

/* Sections need padding-top for fixed header */
.section {
  padding-top: 100px;
}

/* Input group for chat */
.input-group .form-control {
  border-right: none;
}

.input-group .btn {
  border-color: rgba(255, 255, 255, 0.15);
}

/* -----------------------------------------------
   Chat Timeline (inspired by theme education-timeline)
   ----------------------------------------------- */
.chat-timeline-track {
  position: relative;
  padding-left: 3.5rem;
}

.chat-timeline-track::before {
  content: "";
  position: absolute;
  left: 18px;
  top: 20px;
  bottom: 20px;
  width: 2px;
  background: var(--accent-color);
}

/* Each message */
.chat-timeline-item {
  position: relative;
  margin-bottom: 1.5rem;
}

.chat-timeline-item:last-child {
  margin-bottom: 0;
}

/* Bullet marker */
.chat-timeline-item .chat-timeline-marker {
  position: absolute;
  left: -3.5rem;
  top: 0;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.chat-timeline-item .chat-timeline-marker i {
  font-size: 1rem;
  color: var(--contrast-color);
}

/* User marker: accent gradient */
.chat-timeline-item.user .chat-timeline-marker {
  background: linear-gradient(135deg, var(--accent-color), color-mix(in srgb, var(--accent-color), #6c5ce7 20%));
}

/* AI marker: muted surface */
.chat-timeline-item.model .chat-timeline-marker {
  background: linear-gradient(135deg, #444, #666);
}

/* Content card (like theme timeline-content) */
.chat-timeline-item .chat-timeline-content {
  background: var(--surface-color);
  padding: 1.2rem 1.5rem;
  border-radius: 12px;
  border: 1px solid color-mix(in srgb, var(--default-color), transparent 95%);
  transition: all 0.3s ease;
}

.chat-timeline-item .chat-timeline-content:hover {
  transform: translateX(5px);
  border-color: color-mix(in srgb, var(--accent-color), transparent 70%);
  box-shadow: 0 10px 30px color-mix(in srgb, var(--default-color), transparent 90%);
}

/* Meta row (sender + time) */
.chat-timeline-content .chat-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.5rem;
}

.chat-timeline-content .chat-sender {
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.chat-timeline-item.user .chat-sender {
  color: var(--accent-color);
}

.chat-timeline-item.model .chat-sender {
  color: color-mix(in srgb, var(--default-color), transparent 30%);
}

.chat-timeline-content .chat-time {
  font-size: 0.8rem;
  color: color-mix(in srgb, var(--default-color), transparent 50%);
  font-weight: 500;
  background: color-mix(in srgb, var(--accent-color), transparent 92%);
  padding: 0.15rem 0.6rem;
  border-radius: 10px;
}

/* Message text */
.chat-timeline-content .chat-text {
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--default-color);
  white-space: pre-wrap;
}

/* Responsive */
@media (max-width: 768px) {
  .chat-timeline-track {
    padding-left: 2.5rem;
  }

  .chat-timeline-item .chat-timeline-marker {
    left: -2.5rem;
    width: 34px;
    height: 34px;
  }

  .chat-timeline-item .chat-timeline-marker i {
    font-size: 0.85rem;
  }

  .chat-timeline-item .chat-timeline-content {
    padding: 1rem 1.2rem;
  }
}