/* ===========================================================
   rann.top 短链工具 - 样式
   v1 · 紫色深色系 · 2026-06
   =========================================================== */

/* ===== 基础重置 + 主题变量 ===== */
* { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg: #08080c;
  --bg-2: #0d0d12;
  --bg-card: rgba(255, 255, 255, 0.03);
  --bg-card-hover: rgba(255, 255, 255, 0.05);
  --bg-soft: rgba(255, 255, 255, 0.04);
  --bg-input: rgba(255, 255, 255, 0.04);
  --text: #f5f5f7;
  --text-2: #a8a8b3;
  --text-3: #6e6e78;
  --line: rgba(255, 255, 255, 0.08);
  --line-soft: rgba(255, 255, 255, 0.04);
  --accent: #a78bfa;
  --accent-2: #8b5cf6;
  --accent-soft: rgba(167, 139, 250, 0.12);
  --accent-glow: rgba(167, 139, 250, 0.4);
  --danger: #f87171;
  --success: #4ade80;
  --success-soft: rgba(74, 222, 128, 0.12);
}

html, body { background: var(--bg); }
body {
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "SF Pro Display", "PingFang SC", "Inter", "Microsoft YaHei", sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  color: var(--text);
  min-height: 100vh;
  line-height: 1.5;
  font-size: 15px;
  background:
    radial-gradient(ellipse 80% 50% at 50% -10%, rgba(139, 92, 246, 0.12), transparent 60%),
    radial-gradient(ellipse 60% 40% at 90% 100%, rgba(59, 130, 246, 0.06), transparent),
    var(--bg);
  background-attachment: fixed;
}

.container { max-width: 980px; margin: 0 auto; padding: 0 24px; }

/* ===== 顶栏 ===== */
.header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 20px 0; border-bottom: 1px solid var(--line);
  flex-wrap: wrap; gap: 10px;
}
.logo { font-size: 22px; font-weight: 700; color: var(--text); letter-spacing: -0.03em; }
.logo span { font-size: 14px; color: var(--text-3); margin-left: 8px; font-weight: 400; }
.user-bar { font-size: 13px; color: var(--text-2); display: flex; align-items: center; gap: 6px; }
.user-bar .stat {
  background: var(--bg-soft);
  border: 1px solid var(--line);
  padding: 5px 12px; border-radius: 8px;
  color: var(--text-2);
}
.user-bar .stat b { color: var(--text); font-weight: 600; }
.user-bar a {
  color: var(--text-2); text-decoration: none;
  margin-left: 6px; padding: 5px 12px; border-radius: 8px;
  border: 1px solid transparent;
}
.user-bar a:hover { color: var(--text); background: var(--bg-soft); border-color: var(--line); }

/* ===== 登录卡片 ===== */
.login-card {
  max-width: 400px; margin: 100px auto 0;
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 48px 40px;
  box-shadow:
    0 20px 60px rgba(0,0,0,0.5),
    0 0 0 1px rgba(255,255,255,0.02) inset;
}
.login-card h2 { font-size: 32px; font-weight: 700; margin-bottom: 8px; letter-spacing: -0.03em; color: var(--text); }
.login-card .sub { font-size: 15px; color: var(--text-2); margin-bottom: 32px; }
.login-card input {
  width: 100%; padding: 16px 18px;
  background: var(--bg-input);
  border: 1px solid var(--line);
  border-radius: 12px;
  color: var(--text); font-size: 15px;
  outline: none; transition: all 0.15s;
  font-family: inherit;
}
.login-card input:focus { border-color: var(--accent); background: rgba(167, 139, 250, 0.05); }
.login-card button {
  width: 100%; margin-top: 16px; padding: 16px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  border: none; border-radius: 12px;
  color: white; font-size: 15px; font-weight: 600; cursor: pointer;
  transition: all 0.15s; font-family: inherit;
  box-shadow: 0 4px 20px var(--accent-glow);
}
.login-card button:hover { transform: translateY(-1px); box-shadow: 0 8px 30px var(--accent-glow); }
.login-card button:active { transform: scale(0.99); }
.err { color: var(--danger); font-size: 13px; margin-top: 14px; text-align: center; }

/* ===== 面板 ===== */
.panel {
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 32px;
  margin: 28px 0;
  box-shadow: 0 1px 0 rgba(255,255,255,0.03) inset;
}
.panel h3 {
  font-size: 26px; color: var(--text);
  font-weight: 700; letter-spacing: -0.02em;
  margin-bottom: 8px;
}
.panel h3 .badge {
  background: var(--accent-soft); color: var(--accent);
  padding: 4px 12px; border-radius: 20px;
  font-size: 12px; margin-left: 12px; font-weight: 500; vertical-align: middle;
  border: 1px solid rgba(167, 139, 250, 0.2);
}
.panel-sub {
  color: var(--text-2);
  font-size: 14px;
  margin-bottom: 24px;
}

/* ===== 输入区 ===== */
textarea {
  width: 100%; min-height: 160px;
  background: var(--bg-input);
  border: 1px solid var(--line);
  border-radius: 12px;
  color: var(--text);
  padding: 18px 20px;
  font-size: 14px;
  font-family: "SF Mono", "JetBrains Mono", "Menlo", Consolas, monospace;
  resize: vertical; outline: none;
  transition: all 0.15s;
  line-height: 1.7;
}
textarea::placeholder { color: var(--text-3); }
textarea:focus { border-color: var(--accent); background: rgba(167, 139, 250, 0.04); }

/* ===== 按钮 ===== */
.actions { display: flex; gap: 10px; margin-top: 18px; flex-wrap: wrap; align-items: center; }
.btn {
  padding: 10px 20px; border-radius: 10px;
  font-size: 14px; font-weight: 500; cursor: pointer;
  transition: all 0.15s; font-family: inherit;
  border: 1px solid transparent;
}
.btn:active { transform: scale(0.97); }
.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: white; border-color: transparent;
  font-weight: 600; padding: 11px 24px;
  box-shadow: 0 4px 16px var(--accent-glow);
}
.btn-primary:hover { transform: translateY(-1px); box-shadow: 0 8px 24px var(--accent-glow); }
.btn-ghost {
  background: transparent; color: var(--accent);
  border-color: var(--accent);
}
.btn-ghost:hover { background: var(--accent-soft); }
.btn-soft {
  background: var(--bg-soft); color: var(--text-2);
  border-color: var(--line);
}
.btn-soft:hover { background: var(--bg-card-hover); color: var(--text); border-color: rgba(255,255,255,0.15); }
.hint { font-size: 13px; color: var(--text-3); margin-top: 14px; }

/* ===== 结果行 ===== */
.result-area {
  margin-top: 24px;
  background: var(--bg-soft);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 4px 16px;
}
.result-item {
  display: flex; align-items: center; gap: 14px;
  padding: 14px 8px;
  border-bottom: 1px solid var(--line-soft);
  font-size: 14px;
  border-radius: 8px;
  transition: background 0.15s;
}
.result-item:last-child { border-bottom: none; }
.result-item:hover { background: var(--accent-soft); }
.result-item .short {
  font-family: "SF Mono", "JetBrains Mono", "Menlo", Consolas, monospace;
  color: var(--accent); font-weight: 700; font-size: 15px;
  min-width: 140px;
}
.result-item .short a { color: var(--accent); text-decoration: none; }
.result-item .short a:hover { text-decoration: underline; }
.result-item .arrow { color: var(--text-3); font-size: 16px; }
.result-item .long { flex: 1; color: var(--text-2); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.result-item .copy {
  background: var(--bg-soft); border: 1px solid var(--line);
  color: var(--text); padding: 6px 14px; border-radius: 8px; font-size: 12px; cursor: pointer;
  font-family: inherit; font-weight: 500;
}
.result-item .copy:hover { border-color: var(--accent); color: var(--accent); background: var(--accent-soft); }
.result-item .copy.copied { background: var(--success-soft); color: var(--success); border-color: var(--success); }

/* ===== 历史列表 ===== */
.list-item {
  display: flex; align-items: center; gap: 14px;
  padding: 14px 8px;
  border-bottom: 1px solid var(--line-soft);
  font-size: 14px;
  border-radius: 8px;
  transition: background 0.15s;
}
.list-item:last-child { border-bottom: none; }
.list-item:hover { background: var(--bg-soft); }
.list-item .code {
  font-family: "SF Mono", "JetBrains Mono", "Menlo", Consolas, monospace;
  color: var(--accent); font-weight: 700; font-size: 14px;
  min-width: 100px;
}
.list-item .url { flex: 1; color: var(--text-2); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.list-item .meta { color: var(--text-3); font-size: 12px; min-width: 110px; text-align: right; font-variant-numeric: tabular-nums; }
.list-item .copy { background: var(--bg-soft); border: 1px solid var(--line); color: var(--text-2); padding: 5px 12px; border-radius: 8px; font-size: 12px; cursor: pointer; font-family: inherit; font-weight: 500; }
.list-item .copy:hover { border-color: var(--accent); color: var(--accent); background: var(--accent-soft); }
.list-item .copy.copied { background: var(--success-soft); color: var(--success); border-color: var(--success); }
.list-item .del { color: var(--text-3); cursor: pointer; background: none; border: none; font-size: 12px; padding: 5px 10px; font-family: inherit; border-radius: 6px; }
.list-item .del:hover { color: var(--danger); background: rgba(248, 113, 113, 0.1); }

/* 首次访问详情行（次级信息，紧贴在主行下面） */
.list-subitem {
  display: flex; align-items: center; gap: 8px; flex-wrap: wrap;
  padding: 4px 8px 12px 8px;
  margin-top: -6px;
  margin-left: 100px;        /* 对齐主行 code 之后的位置 */
  font-size: 12px;
  color: var(--text-3);
}
.list-subitem-empty { color: var(--text-3); font-style: italic; opacity: 0.6; }
.sub-label {
  color: var(--accent);
  font-weight: 600;
  font-size: 11px;
  background: var(--accent-soft);
  border: 1px solid rgba(167, 139, 250, 0.2);
  padding: 1px 8px;
  border-radius: 10px;
}
.sub-time { color: var(--text-2); font-variant-numeric: tabular-nums; }
.sub-dot { color: var(--text-3); opacity: 0.5; }
.sub-device { color: var(--text-2); }
.sub-ip { color: var(--text-2); font-family: "SF Mono", "JetBrains Mono", monospace; }
.sub-bot {
  background: rgba(248, 113, 113, 0.15);
  color: var(--danger);
  border: 1px solid rgba(248, 113, 113, 0.3);
  padding: 1px 8px;
  border-radius: 10px;
  font-size: 11px;
  font-weight: 600;
}

@media (max-width: 720px) {
  .list-subitem { margin-left: 0; }
}

.empty { text-align: center; color: var(--text-3); padding: 60px 30px; font-size: 14px; }

/* ===== 日期分组 ===== */
.day-group { margin-bottom: 24px; }
.day-group:last-child { margin-bottom: 0; }
.day-header {
  display: flex; align-items: baseline; gap: 12px;
  padding: 0 8px 14px 8px;
  font-size: 14px;
}
.day-header .day-label {
  color: var(--text); font-weight: 700; font-size: 18px;
  letter-spacing: -0.01em;
}
.day-header .day-date { color: var(--text-3); font-size: 13px; }
.day-header .day-count {
  margin-left: auto; color: var(--text-3);
  font-size: 12px; font-weight: 500;
}
.day-header .day-count b { color: var(--text); font-weight: 700; font-size: 14px; }

/* ===== Toast ===== */
.toast {
  position: fixed; top: 70px; left: 50%; transform: translate(-50%, -10px);
  background: rgba(20, 20, 28, 0.95); color: white;
  padding: 12px 22px; border-radius: 12px;
  font-size: 14px; font-weight: 500;
  border: 1px solid var(--line);
  opacity: 0; pointer-events: none;
  transition: all 0.25s;
  z-index: 9999;
  backdrop-filter: blur(20px);
  box-shadow: 0 10px 30px rgba(0,0,0,0.4);
}
.toast.show { opacity: 1; transform: translate(-50%, 0); }

/* ===== 卡密模态框 ===== */
.modal-mask {
  position: fixed; inset: 0; background: rgba(0,0,0,0.7);
  display: flex; align-items: center; justify-content: center;
  z-index: 10000; padding: 20px;
  backdrop-filter: blur(8px);
}
.modal-box {
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 32px;
  max-width: 640px; width: 100%;
  max-height: 85vh;
  display: flex; flex-direction: column;
  box-shadow:
    0 0 0 1px rgba(255,255,255,0.03),
    0 25px 60px rgba(0,0,0,0.6);
}
.modal-head { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 20px; }
.modal-title { font-size: 24px; font-weight: 700; letter-spacing: -0.02em; color: var(--text); }
.modal-sub { display: block; font-size: 13px; color: var(--text-2); margin-top: 4px; }
.modal-close { background: var(--bg-soft); border: 1px solid var(--line); color: var(--text-2); font-size: 18px; cursor: pointer; width: 32px; height: 32px; border-radius: 8px; line-height: 1; font-family: inherit; }
.modal-close:hover { background: var(--bg-card-hover); color: var(--text); }
.card-preview {
  background: var(--bg-soft);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 18px 20px;
  color: var(--text);
  font-family: "SF Mono", "JetBrains Mono", "Menlo", Consolas, monospace;
  font-size: 14px; line-height: 1.9;
  max-height: 220px; overflow: auto;
  white-space: pre-wrap; word-break: break-all;
}
.modal-actions { display: flex; gap: 10px; margin: 18px 0; flex-wrap: wrap; }
.card-list { overflow-y: auto; flex: 1; }
.card-row {
  display: flex; align-items: center; gap: 12px;
  padding: 10px 8px;
  border-bottom: 1px solid var(--line-soft);
  font-size: 13px;
}
.card-row:last-child { border-bottom: none; }
.card-idx { color: var(--text-3); font-family: "SF Mono", Consolas, monospace; min-width: 30px; font-size: 11px; font-weight: 500; }
.card-text { flex: 1; font-family: "SF Mono", "JetBrains Mono", "Menlo", Consolas, monospace; color: var(--text); }
.card-copy { background: var(--bg-soft); border: 1px solid var(--line); color: var(--text-2); padding: 4px 12px; border-radius: 6px; font-size: 11px; cursor: pointer; font-family: inherit; font-weight: 500; }
.card-copy:hover { border-color: var(--accent); color: var(--accent); background: var(--accent-soft); }