/* ============ 狗屁不通加密器 样式 ============ */

:root {
  --card: rgba(255, 255, 255, 0.06);
  --card-border: rgba(255, 255, 255, 0.12);
  --text: #f3eefc;
  --text-dim: #b7a9d6;
  --accent: #f5a524;
  --accent-2: #f97316;
  --ok: #4ade80;
  --err: #f87171;
  --radius: 16px;
  --shadow: 0 18px 50px rgba(0, 0, 0, 0.35);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
}

body {
  min-height: 100vh;
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei",
    "PingFang SC", "Hiragino Sans GB", sans-serif;
  background: linear-gradient(160deg, #15151d 0%, #1d1b28 55%, #252130 100%);
  background-attachment: fixed;
  line-height: 1.6;
}

/* ---------- 背景：随机图片 + 深色渐变遮罩 ----------
 * ::before 为随机图片层（由 app.js 通过 --bg-image 设置 blob 地址，
 * 显示与保存共用同一份图片数据）；
 * ::after 为深色遮罩，保证文字可读性。两者都在内容之下。 */

body::before,
body::after {
  content: "";
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  pointer-events: none;
}

body::before {
  z-index: -2;
  /* 背景图由 app.js 通过 --bg-image 设置为 blob 地址，保证与保存按钮共用同一张图 */
  background-image: var(--bg-image, none);
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
}

body::after {
  z-index: -1;
  /* 中性黑遮罩（无色相），仅用于保证文字可读性，不改变图片色调 */
  background: linear-gradient(160deg, rgba(0, 0, 0, 0.62) 0%, rgba(0, 0, 0, 0.48) 55%, rgba(0, 0, 0, 0.62) 100%);
}

.page {
  max-width: 920px;
  margin: 0 auto;
  padding: 40px 20px 60px;
}

/* ---------- 头部 ---------- */

.hero { text-align: center; margin-bottom: 32px; }

.hero h1 {
  margin: 0;
  font-size: clamp(28px, 5vw, 44px);
  letter-spacing: 2px;
  background: linear-gradient(120deg, #fde68a, var(--accent), var(--accent-2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  text-shadow: 0 6px 30px rgba(245, 165, 36, 0.25);
}

.hero .subtitle {
  margin: 10px 0 0;
  color: var(--text-dim);
  font-size: 15px;
}

/* ---------- 卡片 ---------- */

.card {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 20px;
  margin-bottom: 24px;
  backdrop-filter: blur(8px);
}

.card-head {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.card-head h2 {
  margin: 0;
  font-size: 16px;
  font-weight: 600;
  letter-spacing: 1px;
}

/* ---------- 徽章 / 计数 ---------- */

.badge {
  font-size: 12px;
  padding: 3px 10px;
  border-radius: 999px;
  border: 1px solid var(--card-border);
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-dim);
  white-space: nowrap;
}

.badge.salted {
  color: #ffd88a;
  border-color: rgba(245, 165, 36, 0.5);
  background: rgba(245, 165, 36, 0.12);
}

.counter {
  margin-left: auto;
  font-size: 13px;
  color: var(--text-dim);
}

/* ---------- 文本域 ---------- */

.box {
  width: 100%;
  min-height: 220px;
  resize: vertical;
  border-radius: 12px;
  border: 1px solid var(--card-border);
  background: rgba(0, 0, 0, 0.28);
  color: var(--text);
  padding: 14px 16px;
  font-size: 15px;
  line-height: 1.75;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.box:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(245, 165, 36, 0.18);
}

.box::placeholder { color: rgba(183, 169, 214, 0.55); }

.output-box {
  font-family: "Noto Serif SC", "Source Han Serif SC", "Songti SC", SimSun, serif;
  color: #efe6d8;
  cursor: text;
}

/* ---------- 工具栏 ---------- */

.toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-top: 14px;
}

.btn {
  appearance: none;
  border: 1px solid var(--card-border);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.08);
  color: var(--text);
  padding: 9px 18px;
  font-size: 14px;
  cursor: pointer;
  transition: transform 0.12s, background 0.2s, box-shadow 0.2s, opacity 0.2s;
}

.btn:hover { background: rgba(255, 255, 255, 0.16); }

.btn:active { transform: translateY(1px); }

.btn:disabled { opacity: 0.5; cursor: not-allowed; }

.btn.primary {
  border: none;
  color: #241400;
  font-weight: 700;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  box-shadow: 0 8px 24px rgba(249, 115, 22, 0.35);
}

.btn.primary:hover { background: linear-gradient(135deg, #ffb53a, #ff8226); }

.btn.ghost { background: transparent; }

.btn.icon { padding: 9px 12px; font-size: 15px; }

/* 密钥输入 */

.style-select {
  border-radius: 10px;
  border: 1px solid var(--card-border);
  background: rgba(0, 0, 0, 0.28);
  color: var(--text);
  padding: 9px 10px;
  font-size: 14px;
  outline: none;
  cursor: pointer;
  transition: border-color 0.2s;
}

.style-select:focus { border-color: var(--accent); }

.key-box {
  display: flex;
  align-items: center;
  gap: 6px;
  flex: 1;
  min-width: 220px;
}

.key-box input {
  flex: 1;
  min-width: 0;
  border-radius: 10px;
  border: 1px solid var(--card-border);
  background: rgba(0, 0, 0, 0.28);
  color: var(--text);
  padding: 9px 12px;
  font-size: 14px;
  outline: none;
  transition: border-color 0.2s;
}

.key-box input:focus { border-color: var(--accent); }

.key-box input::placeholder { color: rgba(183, 169, 214, 0.55); }

/* ---------- 页脚 ---------- */

footer {
  text-align: center;
  color: var(--text-dim);
  font-size: 13px;
  margin-top: 28px;
}

footer p { margin: 4px 0; }

/* 页脚彩蛋：这句点了会有惊喜 */
#easterEgg {
  cursor: pointer;
  transition: color 0.2s;
}

#easterEgg:hover { color: var(--accent); }

/* ---------- 背景操作按钮（右下角） ---------- */

.bg-actions {
  position: fixed;
  right: 20px;
  bottom: 20px;
  z-index: 50;
  display: flex;
  gap: 10px;
}

.bg-btn {
  width: 46px;
  height: 46px;
  padding: 0;
  border-radius: 50%;
  font-size: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid var(--card-border);
  backdrop-filter: blur(6px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
}

.bg-btn:hover { background: rgba(255, 255, 255, 0.22); }

/* ---------- Toast ---------- */

.toast {
  position: fixed;
  left: 50%;
  bottom: 32px;
  transform: translateX(-50%);
  max-width: 90vw;
  padding: 12px 22px;
  border-radius: 999px;
  background: rgba(20, 15, 40, 0.95);
  border: 1px solid var(--card-border);
  color: var(--text);
  font-size: 14px;
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.45);
  z-index: 99;
  animation: toast-in 0.25s ease;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.toast.ok { border-color: rgba(74, 222, 128, 0.55); }
.toast.err { border-color: rgba(248, 113, 113, 0.6); }
.toast.info { border-color: rgba(245, 165, 36, 0.5); }

@keyframes toast-in {
  from { opacity: 0; transform: translate(-50%, 12px); }
  to   { opacity: 1; transform: translate(-50%, 0); }
}

/* ---------- 响应式 ---------- */

@media (max-width: 640px) {
  .page { padding: 24px 14px 48px; }
  .box { min-height: 180px; }
  .toolbar { gap: 8px; }
  .btn { padding: 9px 14px; }
}