/* AI assistant — clean student subpage (adult mode) */

.ai-app {
  --ai-black: #000000;
  --ai-purple: #0B1426;
  --ai-purple-hover: #152238;
  --ai-purple-soft: #F3F2EF;
  --ai-purple-line: #D8DEE8;
  --ai-ink: #000000;
  --ai-muted: #6b7280;
  --ai-line: #e5e7eb;
  --ai-card: #ffffff;
  --ai-radius: 10px;
  max-width: 720px;
  margin-inline: auto;
  padding: 16px 14px calc(100px + env(safe-area-inset-bottom, 0px));
}

.ai-app__hero {
  margin-bottom: 16px;
}

.ai-app__back {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 14px;
  padding: 8px 12px 8px 8px;
  border-radius: var(--ai-radius);
  border: 1px solid var(--ai-purple-line);
  background: var(--ai-card);
  color: var(--ai-purple);
  font-size: 13px;
  font-weight: 700;
  text-decoration: none;
  box-shadow: 0 2px 8px rgba(11, 20, 38, 0.06);
  transition: background 0.15s ease;
}

.ai-app__back:hover {
  background: var(--ai-purple-soft);
}

.ai-app__back-icon .edu-app-icon {
  box-shadow: none;
}

.ai-app__hero-body {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  gap: 14px 16px;
  padding: 20px 18px;
  border-radius: 14px;
  border: 1px solid var(--ai-line);
  background: var(--ai-card);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
}

.ai-app__hero-icon .edu-app-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  box-shadow: 0 6px 16px rgba(11, 20, 38, 0.12);
}

.ai-app__hero-text {
  flex: 1;
  min-width: 180px;
}

.ai-app__hero-text h1 {
  margin: 0;
  font-size: clamp(1.35rem, 2.5vw, 1.65rem);
  font-weight: 800;
  color: var(--ai-ink);
  line-height: 1.2;
}

.ai-app__hero-text p {
  margin: 6px 0 0;
  font-size: 14px;
  color: var(--ai-muted);
  line-height: 1.5;
  max-width: 42ch;
}

.ai-app__ctx {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 8px;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 700;
  color: var(--ai-purple);
  background: var(--ai-purple-soft);
  border: 1px solid var(--ai-purple-line);
}

.ai-app__ctx .edu-app-icon {
  box-shadow: none;
}

/* Chat panel */
.ai-app__panel {
  margin-bottom: 14px;
  padding: 18px 20px;
  border-radius: 14px;
  border: 1px solid var(--ai-line);
  background: var(--ai-card);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.03);
}

.ai-app__form label {
  display: block;
  margin-bottom: 8px;
  font-size: 13px;
  font-weight: 700;
  color: var(--ai-ink);
}

.ai-app__form textarea.edu-input {
  width: 100%;
  box-sizing: border-box;
  min-height: 120px;
  border-radius: var(--ai-radius);
  border: 1px solid var(--ai-line);
  padding: 12px 14px;
  font-family: inherit;
  font-size: 14px;
  line-height: 1.55;
  resize: vertical;
}

.ai-app__form textarea.edu-input:focus {
  border-color: var(--ai-purple);
  box-shadow: 0 0 0 3px rgba(11, 20, 38, 0.1);
  outline: none;
}

.ai-app__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  min-height: 42px;
  margin-top: 12px;
  padding: 10px 20px;
  border-radius: var(--ai-radius);
  font-family: inherit;
  font-size: 14px;
  font-weight: 700;
  border: 1px solid var(--ai-purple);
  background: var(--ai-purple);
  color: #fff;
  cursor: pointer;
  transition: background 0.15s ease;
}

.ai-app__btn:hover {
  background: var(--ai-purple-hover);
}

.ai-app__btn .edu-app-icon {
  box-shadow: none;
}

/* Answer bubble */
.ai-app__answer {
  margin-top: 16px;
  padding: 16px 18px;
  border-radius: 12px;
  border: 1px solid var(--ai-purple-line);
  background: var(--ai-purple-soft);
}

.ai-app__answer-head {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
}

.ai-app__answer-head strong {
  font-size: 14px;
  font-weight: 800;
  color: var(--ai-ink);
}

.ai-app__answer-head .edu-app-icon {
  box-shadow: none;
}

.ai-app__answer p {
  margin: 0;
  font-size: 14px;
  line-height: 1.65;
  color: var(--ai-ink);
}

/* Prompt chips */
.ai-app__prompts {
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px solid var(--ai-line);
}

.ai-app__prompts-title {
  margin: 0 0 10px;
  font-size: 12px;
  font-weight: 800;
  color: var(--ai-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.ai-app__prompts-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.ai-app__prompt {
  display: inline-flex;
  align-items: center;
  padding: 8px 14px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
  color: var(--ai-purple);
  background: var(--ai-purple-soft);
  border: 1px solid var(--ai-purple-line);
  text-decoration: none;
  transition: background 0.15s ease;
}

.ai-app__prompt:hover {
  background: #f0e8ff;
}

html.edu-view-web .edu-web-content .ai-app {
  max-width: 720px;
  padding: 24px 20px 2.5rem;
}