* { box-sizing: border-box; }
body { margin: 0; font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; background: #f5f3ff; color: #1f1a2b; }
.screen { min-height: 100vh; display: flex; flex-direction: column; }
.login-card { margin: auto; background: #fff; padding: 32px; border-radius: 16px; box-shadow: 0 8px 24px rgba(30,10,50,0.08); width: 300px; text-align: center; }
.login-card h1 { font-size: 20px; margin-bottom: 20px; }
.login-card input { width: 100%; padding: 10px; border-radius: 8px; border: 1px solid #ddd; margin-bottom: 12px; }
.login-card button { width: 100%; padding: 10px; border: none; border-radius: 8px; background: #8b5cf6; color: #fff; font-weight: 700; cursor: pointer; }
.error { color: #c4185c; font-size: 13px; min-height: 18px; }
header { display: flex; justify-content: space-between; align-items: center; padding: 16px 20px; background: #241b38; color: #fff; }
header button { background: none; border: 1px solid #fff; color: #fff; padding: 6px 12px; border-radius: 8px; cursor: pointer; }
#messages { flex: 1; overflow-y: auto; padding: 20px; max-width: 700px; margin: 0 auto; width: 100%; }
.msg { padding: 10px 14px; border-radius: 12px; margin-bottom: 10px; max-width: 80%; white-space: pre-wrap; }
.msg.user { background: #ec4899; color: #fff; margin-left: auto; }
.msg.assistant { background: #fff; border: 1px solid #ece3f2; }
.cap-notice { text-align: center; color: #8b5cf6; font-weight: 600; padding: 10px; }
#chatForm { display: flex; gap: 10px; padding: 16px 20px; max-width: 700px; margin: 0 auto; width: 100%; }
#messageInput { flex: 1; padding: 10px; border-radius: 8px; border: 1px solid #ddd; font-family: inherit; resize: none; }
#chatForm button { padding: 0 20px; border: none; border-radius: 8px; background: #8b5cf6; color: #fff; font-weight: 700; cursor: pointer; }
.admin-screen { }
.admin-body { display: flex; flex: 1; max-width: 900px; margin: 0 auto; width: 100%; gap: 20px; padding: 20px; }
#sessionList { width: 220px; background: #fff; border-radius: 12px; border: 1px solid #ece3f2; padding: 10px; }
.session-item { padding: 10px; border-radius: 8px; cursor: pointer; margin-bottom: 4px; font-size: 13px; }
.session-item:hover { background: #f5f3ff; }
.session-item.active { background: #8b5cf6; color: #fff; }
.session-item .cap-flag { color: #ec4899; font-weight: 700; font-size: 11px; display: block; }
.session-item.active .cap-flag { color: #ffe4f2; }
#transcript { flex: 1; background: #fff; border-radius: 12px; border: 1px solid #ece3f2; padding: 16px; overflow-y: auto; max-height: 70vh; }
#transcript .msg.assistant.escape { border-color: #ec4899; border-width: 2px; }
#transcript .escape-label { color: #ec4899; font-size: 11px; font-weight: 700; display: block; margin-bottom: 4px; }
.hint { color: #6b6478; }