/* 和莎傻聊一聊 · 悬浮窗样式
   基调：米白 + 墨绿 + 一点暖橙，和手串店的调子对齐 */

#sasa-root {
  --sasa-ink: #1f2a24;
  --sasa-sub: #5f6b64;
  --sasa-line: rgba(31, 42, 36, .12);
  --sasa-bg: #fbf9f4;
  --sasa-card: #ffffff;
  --sasa-green: #1f6b4f;
  --sasa-green-soft: #e8f2ec;
  --sasa-amber: #b4763a;
  position: fixed;
  left: 20px;
  top: max(86px, 20vh);
  right: auto;
  bottom: auto;
  z-index: 2147483000;
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  font-size: 14px;
  line-height: 1.6;
  color: var(--sasa-ink);
  -webkit-font-smoothing: antialiased;
}

#sasa-root *, #sasa-root *::before, #sasa-root *::after { box-sizing: border-box; }

/* ---------- 悬浮球 ---------- */
.sasa-orb {
  width: 78px; height: 78px;
  border-radius: 50%;
  border: 2px solid rgba(31, 107, 79, .22);
  background: #fff;
  box-shadow: 0 8px 26px rgba(24, 40, 32, .2);
  cursor: grab;
  padding: 0;
  overflow: visible;
  position: relative;
  touch-action: none;
  user-select: none;
  -webkit-user-select: none;
  -webkit-touch-callout: none;
  transition: transform .22s ease, box-shadow .22s ease, opacity .25s ease;
  display: flex; align-items: center; justify-content: center;
}

/* 页面滚动时淡出，不挡阅读；停下 0.7 秒还原 */
#sasa-root.scroll-dim .sasa-orb { opacity: .45; }
#sasa-root.scroll-dim .sasa-hint { opacity: 0; }

/* 拖拽中 */
#sasa-root.dragging { transition: none; }
#sasa-root.dragging .sasa-orb {
  cursor: grabbing;
  animation: none;
  transform: scale(1.06);
  box-shadow: 0 14px 34px rgba(24, 40, 32, .28);
}
#sasa-root.dragging .sasa-hint { opacity: 0; }
.sasa-orb img { width: 100%; height: 100%; object-fit: cover; display: block; border-radius: 50%; }
.sasa-orb:hover { transform: translateY(-2px) scale(1.03); box-shadow: 0 10px 28px rgba(24, 40, 32, .22); }
.sasa-orb:active { transform: scale(.97); }
.sasa-orb .sasa-dot {
  position: absolute; top: 3px; right: 3px;
  width: 12px; height: 12px; border-radius: 50%;
  background: #e2543f; border: 2px solid #fff;
  display: none;
}
.sasa-orb.has-new .sasa-dot { display: block; }

/* ---------- 引导气泡 ---------- */
.sasa-hint {
  position: absolute;
  left: 90px;
  top: 26px;
  width: max-content;
  max-width: min(210px, calc(100vw - 130px));
  padding: 8px 12px;
  background: #fff;
  border: 1px solid rgba(31, 107, 79, .16);
  border-radius: 13px;
  box-shadow: 0 6px 20px rgba(24, 40, 32, .13);
  font-size: 12.5px;
  line-height: 1.4;
  color: var(--sasa-ink);
  white-space: nowrap;
  opacity: 0;
  transform: translateX(-8px);
  pointer-events: none;
  transition: opacity .26s ease, transform .26s ease;
}
.sasa-hint.on { opacity: 1; transform: none; }
/* 球靠近右边缘时，气泡翻到左边 */
.sasa-hint.flip { left: auto; right: 90px; transform: translateX(8px); }
.sasa-hint.flip.on { transform: none; }
.sasa-hint.flip::after {
  left: auto;
  right: -5px;
  border-left: 0;
  border-bottom: 0;
  border-right: 1px solid rgba(31, 107, 79, .16);
  border-top: 1px solid rgba(31, 107, 79, .16);
}
.sasa-hint::after {
  content: "";
  position: absolute;
  left: -5px;
  top: 17px;
  width: 9px;
  height: 9px;
  background: #fff;
  border-left: 1px solid rgba(31, 107, 79, .16);
  border-bottom: 1px solid rgba(31, 107, 79, .16);
  transform: rotate(45deg);
}

/* 面板打开时收起球和气泡，避免压住发送键 */
#sasa-root.panel-open .sasa-orb {
  opacity: 0;
  pointer-events: none;
  transform: scale(.86);
  animation: none;
}
#sasa-root.panel-open .sasa-hint { opacity: 0; }

/* 轻微呼吸，提示可点 */
@media (prefers-reduced-motion: no-preference) {
  .sasa-orb:not(.has-new) {
    animation: sasa-breathe 3.6s ease-in-out infinite;
  }
  @keyframes sasa-breathe {
    0%, 100% { transform: none; }
    50% { transform: translateY(-2px); }
  }
  .sasa-orb:hover { animation: none; }
}

/* ---------- 面板 ---------- */
.sasa-panel {
  position: absolute;
  left: 0;
  top: 92px;
  width: 372px;
  max-width: calc(100vw - 32px);
  height: min(560px, calc(100vh - 130px));
  background: var(--sasa-bg);
  border-radius: 18px;
  border: 1px solid var(--sasa-line);
  box-shadow: 0 18px 50px rgba(24, 40, 32, .18);
  display: flex; flex-direction: column;
  overflow: hidden;
  opacity: 0;
  transform: translateY(-10px) scale(.98);
  pointer-events: none;
  transition: opacity .2s ease, transform .2s ease;
  transform-origin: top left;
}
.sasa-panel.open { opacity: 1; transform: none; pointer-events: auto; }

/* 球被拖到下方 / 右侧时，面板换个方向展开 */
.sasa-panel.from-bottom { top: auto; bottom: 92px; transform-origin: bottom left; }
.sasa-panel.from-bottom:not(.open) { transform: translateY(10px) scale(.98); }
.sasa-panel.from-right { left: auto; right: 0; }
.sasa-panel.from-bottom.from-right { transform-origin: bottom right; }

/* 头部 */
.sasa-head {
  display: flex; align-items: center; gap: 10px;
  padding: 12px 14px;
  background: linear-gradient(100deg, #f3f7f2 0%, #fbf7ef 100%);
  border-bottom: 1px solid var(--sasa-line);
  flex: 0 0 auto;
}
.sasa-head img.sasa-ava {
  width: 38px; height: 38px; border-radius: 50%;
  object-fit: cover; border: 1px solid rgba(31, 107, 79, .18);
  flex: 0 0 auto;
}
.sasa-head-txt { flex: 1 1 auto; min-width: 0; }
.sasa-title { font-size: 15px; font-weight: 500; letter-spacing: .2px; }
.sasa-status { font-size: 11.5px; color: var(--sasa-sub); display: flex; align-items: center; gap: 5px; }
.sasa-status i {
  width: 6px; height: 6px; border-radius: 50%; background: #37a06a; display: inline-block;
}
.sasa-close {
  border: 0; background: transparent; cursor: pointer;
  width: 30px; height: 30px; border-radius: 8px; color: var(--sasa-sub);
  font-size: 20px; line-height: 1; padding: 0;
}
.sasa-close:hover { background: rgba(31, 42, 36, .06); }

/* 消息区 */
.sasa-body {
  flex: 1 1 auto; overflow-y: auto; padding: 14px 14px 6px;
  scroll-behavior: smooth;
  overscroll-behavior: contain;
}
.sasa-body::-webkit-scrollbar { width: 6px; }
.sasa-body::-webkit-scrollbar-thumb { background: rgba(31, 42, 36, .16); border-radius: 3px; }

.sasa-row { display: flex; gap: 8px; margin-bottom: 12px; align-items: flex-end; }
.sasa-row.me { flex-direction: row-reverse; }
.sasa-row img.sasa-mini {
  width: 26px; height: 26px; border-radius: 50%; object-fit: cover; flex: 0 0 auto;
  border: 1px solid rgba(31, 107, 79, .14);
}
.sasa-bubble {
  max-width: 78%;
  padding: 9px 12px;
  border-radius: 14px 14px 14px 4px;
  background: var(--sasa-card);
  border: 1px solid var(--sasa-line);
  white-space: pre-wrap;
  word-break: break-word;
  font-size: 13.5px;
}
.sasa-row.me .sasa-bubble {
  background: var(--sasa-green);
  color: #fff;
  border-color: transparent;
  border-radius: 14px 14px 4px 14px;
}
.sasa-bubble img.sasa-shot { max-width: 100%; border-radius: 10px; display: block; margin-bottom: 6px; }
.sasa-bubble .sasa-cursor::after {
  content: "";
  display: inline-block; width: 6px; height: 14px;
  background: currentColor; opacity: .5;
  margin-left: 2px; vertical-align: -2px;
  animation: sasa-blink 1s steps(2) infinite;
}
@keyframes sasa-blink { 50% { opacity: 0; } }

/* 思考中三点 + 文案 */
.sasa-bubble-think {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 13px;
}
.sasa-typing { display: inline-flex; gap: 4px; flex: 0 0 auto; }
.sasa-typing i {
  width: 5px; height: 5px; border-radius: 50%; background: #9aa7a1;
  animation: sasa-bounce 1.2s infinite;
}
.sasa-typing i:nth-child(2) { animation-delay: .15s; }
.sasa-typing i:nth-child(3) { animation-delay: .3s; }
@keyframes sasa-bounce { 0%, 60%, 100% { transform: none; opacity: .5; } 30% { transform: translateY(-4px); opacity: 1; } }
.sasa-think-text {
  font-size: 13px;
  color: var(--sasa-sub);
  letter-spacing: .2px;
}

/* 快捷问题 */
.sasa-quick { display: flex; flex-wrap: wrap; gap: 6px; padding: 0 14px 8px; flex: 0 0 auto; }
.sasa-quick button {
  border: 1px solid rgba(31, 107, 79, .28);
  background: var(--sasa-green-soft);
  color: var(--sasa-green);
  border-radius: 999px;
  padding: 5px 10px;
  font-size: 12px;
  cursor: pointer;
  transition: background .15s ease;
  font-family: inherit;
}
.sasa-quick button:hover { background: #dcebe2; }

/* 输入区 */
.sasa-foot {
  flex: 0 0 auto;
  border-top: 1px solid var(--sasa-line);
  background: #fff;
  padding: 9px 10px 10px;
}
.sasa-inputbar {
  display: flex; align-items: flex-end; gap: 6px;
  background: #f7f6f2;
  border: 1px solid var(--sasa-line);
  border-radius: 14px;
  padding: 6px 6px 6px 10px;
}
.sasa-inputbar textarea {
  flex: 1 1 auto;
  border: 0; outline: 0; resize: none; background: transparent;
  font-family: inherit; font-size: 13.5px; line-height: 1.5;
  max-height: 96px; min-height: 22px;
  padding: 3px 0;
  color: var(--sasa-ink);
}
.sasa-inputbar textarea::placeholder { color: #9aa7a1; }

.sasa-iconbtn {
  border: 0; background: transparent; cursor: pointer;
  width: 30px; height: 30px; border-radius: 9px;
  display: flex; align-items: center; justify-content: center;
  color: var(--sasa-sub); flex: 0 0 auto;
  padding: 0;
}
.sasa-iconbtn:hover { background: rgba(31, 42, 36, .07); }
.sasa-iconbtn svg { width: 18px; height: 18px; }

.sasa-send {
  border: 0; cursor: pointer;
  width: 34px; height: 34px; border-radius: 11px;
  background: var(--sasa-green); color: #fff;
  display: flex; align-items: center; justify-content: center;
  flex: 0 0 auto; padding: 0;
  transition: background .15s ease, opacity .15s ease;
}
.sasa-send:hover { background: #185741; }
.sasa-send:disabled { opacity: .35; cursor: not-allowed; }
.sasa-send svg { width: 17px; height: 17px; }

.sasa-tip {
  font-size: 10.5px; color: #9aa7a1; text-align: center; padding-top: 6px;
  line-height: 1.4;
}

/* 图片预览 */
.sasa-preview {
  display: none; align-items: center; gap: 8px;
  padding: 6px 10px 2px;
}
.sasa-preview.on { display: flex; }
.sasa-preview img { width: 44px; height: 44px; border-radius: 8px; object-fit: cover; border: 1px solid var(--sasa-line); }
.sasa-preview span { font-size: 11.5px; color: var(--sasa-sub); flex: 1 1 auto; }
.sasa-preview button { border: 0; background: transparent; color: #b4453a; font-size: 12px; cursor: pointer; font-family: inherit; }

/* 移动端 */
@media (max-width: 520px) {
  #sasa-root { left: 10px; top: max(76px, 17vh); right: auto; bottom: auto; }
  .sasa-orb { width: 66px; height: 66px; }
  .sasa-hint {
    left: 76px;
    top: 16px;
    max-width: calc(100vw - 100px);
    transform: translateX(-6px);
  }
  .sasa-hint.on { transform: none; }
  .sasa-hint.flip { left: auto; right: 76px; }
  .sasa-hint::after {
    left: -5px;
    top: 16px;
    transform: rotate(45deg);
  }
  .sasa-panel,
  .sasa-panel.from-bottom,
  .sasa-panel.from-right {
    position: fixed;
    left: 0; right: 0; top: 0; bottom: 0;
    width: auto; max-width: none; height: auto; border-radius: 0;
    transform: none;
  }
  .sasa-panel.open { transform: none; }
  #sasa-root.panel-open .sasa-orb { display: none; }
  #sasa-root.panel-open .sasa-hint { display: none; }
  .sasa-bubble { max-width: 82%; }
}

@media (prefers-reduced-motion: reduce) {
  #sasa-root *, .sasa-panel, .sasa-orb { transition: none !important; animation: none !important; }
}