/* TinyTools MVP - 共享样式，纯静态，无构建 */
/* 设计目标：干净的工具站外观，移动端优先 */

:root {
  --bg: #f7f8fa;
  --card: #ffffff;
  --text: #1f2937;
  --muted: #6b7280;
  --accent: #2563eb;
  --accent-dark: #1d4ed8;
  --border: #e5e7eb;
  --success: #059669;
  --warn: #d97706;
  --radius: 10px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  font-size: 16px;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

/* 顶栏 */
.site-header {
  background: var(--card);
  border-bottom: 1px solid var(--border);
  padding: 0.9rem 1rem;
  position: sticky;
  top: 0;
  z-index: 10;
}
.site-header .inner {
  max-width: 880px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.brand { font-weight: 700; font-size: 1.15rem; color: var(--text); }
.brand:hover { text-decoration: none; }
.brand span { color: var(--accent); }
.nav a { margin-left: 1rem; font-size: 0.92rem; color: var(--muted); }
.nav a:hover { color: var(--accent); }

/* 主容器 */
.container { max-width: 880px; margin: 0 auto; padding: 1.5rem 1rem 3rem; }

h1 { font-size: 1.7rem; line-height: 1.3; margin: 0.4rem 0 1rem; }
h2 { font-size: 1.25rem; margin: 2rem 0 0.6rem; }
h3 { font-size: 1.05rem; margin: 1.4rem 0 0.4rem; }
p { margin: 0.7rem 0; }
.muted { color: var(--muted); font-size: 0.92rem; }

/* 面包屑 */
.breadcrumb { font-size: 0.85rem; color: var(--muted); margin-bottom: 0.6rem; }

/* 工具卡片 */
.tool-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.4rem;
  margin: 1.2rem 0;
  box-shadow: 0 1px 3px rgba(0,0,0,0.04);
}

/* 表单 */
.field { margin-bottom: 1rem; }
.field label { display: block; font-weight: 600; margin-bottom: 0.35rem; font-size: 0.95rem; }
.field input[type="text"],
.field input[type="password"],
.field input[type="datetime-local"],
.field input[type="number"],
.field select {
  width: 100%;
  padding: 0.65rem 0.8rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 1rem;
  background: #fff;
}
.field input:focus, .field select:focus {
  outline: 2px solid var(--accent);
  outline-offset: -1px;
  border-color: var(--accent);
}
.field .hint { font-size: 0.85rem; color: var(--muted); margin-top: 0.25rem; }
.row { display: flex; gap: 0.8rem; flex-wrap: wrap; }
.row .field { flex: 1 1 200px; }
.checkbox-row { display: flex; align-items: center; gap: 0.5rem; margin-bottom: 1rem; }

/* 按钮 */
.btn {
  display: inline-block;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 8px;
  padding: 0.7rem 1.4rem;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
}
.btn:hover { background: var(--accent-dark); text-decoration: none; color: #fff; }
.btn:disabled { background: #9ca3af; cursor: not-allowed; }
.btn-secondary { background: #e5e7eb; color: var(--text); }
.btn-secondary:hover { background: #d1d5db; color: var(--text); }
.btn-sm { padding: 0.45rem 0.9rem; font-size: 0.9rem; }

/* 结果区 */
.result-box {
  background: #f0f6ff;
  border: 1px dashed var(--accent);
  border-radius: var(--radius);
  padding: 1.2rem;
  margin-top: 1.2rem;
  text-align: center;
}
.code-output {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  background: #111827;
  color: #e5e7eb;
  padding: 0.8rem 1rem;
  border-radius: 8px;
  word-break: break-all;
  font-size: 0.95rem;
  margin: 0.8rem 0;
  text-align: left;
}

/* 文件列表 */
.file-list { list-style: none; padding: 0; margin: 1rem 0; }
.file-list li {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.7rem 0.9rem;
  margin-bottom: 0.6rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.8rem;
  flex-wrap: wrap;
}
.file-name { font-weight: 600; word-break: break-all; }
.file-status { font-size: 0.88rem; }
.status-ok { color: var(--success); }
.status-err { color: #dc2626; }
.status-work { color: var(--warn); }

/* 进度条 */
.progress { height: 10px; background: #e5e7eb; border-radius: 6px; overflow: hidden; margin-top: 0.6rem; }
.progress > div { height: 100%; background: var(--accent); width: 0%; transition: width 0.2s; }

/* 隐私徽章 */
.privacy-badge {
  display: inline-block;
  background: #ecfdf5;
  color: var(--success);
  border: 1px solid #a7f3d0;
  border-radius: 999px;
  padding: 0.25rem 0.9rem;
  font-size: 0.85rem;
  font-weight: 600;
  margin: 0.4rem 0;
}

/* 首页工具网格 */
.tool-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 1rem; margin: 1.5rem 0; }
.tool-tile {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.3rem;
  color: var(--text);
}
.tool-tile:hover { text-decoration: none; border-color: var(--accent); box-shadow: 0 4px 12px rgba(37,99,235,0.08); }
.tool-tile h3 { margin: 0 0 0.4rem; color: var(--accent); }
.tool-tile p { margin: 0; font-size: 0.92rem; color: var(--muted); }
.tool-icon { font-size: 1.8rem; }

/* FAQ */
.faq { margin-top: 1rem; }
.faq details {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.8rem 1rem;
  margin-bottom: 0.6rem;
}
.faq summary { font-weight: 600; cursor: pointer; }
.faq summary:hover { color: var(--accent); }
.faq p { margin: 0.5rem 0 0.2rem; font-size: 0.95rem; }

/* 页脚 */
.site-footer {
  border-top: 1px solid var(--border);
  background: var(--card);
  padding: 1.5rem 1rem;
  text-align: center;
  color: var(--muted);
  font-size: 0.88rem;
}

/* 滑杆 */
input[type="range"] { width: 100%; }

/* 移动端微调 */
@media (max-width: 560px) {
  h1 { font-size: 1.45rem; }
  .tool-card { padding: 1rem; }
  .nav a { margin-left: 0.7rem; }
}