/* style.css — 词元天下 · CC Switch 一键接入
 * AIMLAPI 风浅色弥散渐变（与平台首页视觉同族）。无内联样式依赖，兼容生产 CSP style-src 'self'。
 */

:root {
  --ink: #18181b;
  --muted: #6b7280;
  --faint: #9ca3af;
  --card: #ffffff;
  --border: #e5e7eb;
  --border-strong: #d1d5db;
  --bg: #f7f8fc;
  --error: #dc2626;
  --error-bg: #fef2f2;
  --warn: #92400e;
  --warn-bg: #fffbeb;
  --accent-a: #7c6cf0;
  --accent-b: #38bdf8;
  --radius: 18px;
  --radius-sm: 12px;
  --shadow: 0 6px 24px rgba(24, 24, 27, 0.06);
  --font-mono: ui-monospace, SFMono-Regular, Consolas, "Courier New", monospace;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(52% 38% at 18% 8%, rgba(124, 108, 240, 0.16) 0%, rgba(124, 108, 240, 0) 100%),
    radial-gradient(46% 34% at 88% 16%, rgba(56, 189, 248, 0.15) 0%, rgba(56, 189, 248, 0) 100%),
    radial-gradient(56% 40% at 50% 100%, rgba(52, 211, 153, 0.13) 0%, rgba(52, 211, 153, 0) 100%),
    var(--bg);
  min-height: 100vh;
  font-size: 15px;
  line-height: 1.6;
}

.wrap {
  max-width: 880px;
  margin: 0 auto;
  padding: 0 20px;
}

.hidden { display: none !important; }

a { color: #4338ca; text-decoration: none; }
a:hover { text-decoration: underline; }

code {
  font-family: var(--font-mono);
  font-size: 0.92em;
  background: #eef0f6;
  border-radius: 6px;
  padding: 1px 6px;
}

.mono { font-family: var(--font-mono); }

/* ================= 头部 ================= */

.site-header {
  padding: 30px 0 10px;
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}
.brand { display: flex; align-items: center; gap: 14px; }
.logo { width: 52px; height: 52px; border-radius: 14px; box-shadow: var(--shadow); }
.brand-name { font-size: 21px; font-weight: 800; letter-spacing: 0.5px; display: flex; align-items: center; gap: 10px; }
.brand-badge {
  font-size: 12px;
  font-weight: 600;
  color: #4338ca;
  background: rgba(124, 108, 240, 0.12);
  border-radius: 999px;
  padding: 3px 10px;
}
.brand-slogan { color: var(--muted); font-size: 13px; margin-top: 2px; }
.console-link {
  color: var(--ink);
  background: rgba(255, 255, 255, 0.75);
  border: 1px solid var(--border-strong);
  border-radius: 999px;
  padding: 8px 18px;
  font-size: 13.5px;
  font-weight: 600;
  white-space: nowrap;
}
.console-link:hover { background: #fff; text-decoration: none; }

/* ================= 卡片与步骤 ================= */

main.wrap { padding-top: 14px; padding-bottom: 30px; }

.card {
  background: var(--card);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  border: 1px solid rgba(229, 231, 235, 0.7);
  padding: 22px 24px;
  margin-bottom: 16px;
}

.step-head {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}
.step-no {
  width: 27px;
  height: 27px;
  border-radius: 50%;
  background: var(--ink);
  color: #fff;
  font-size: 14px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex: none;
}
.step-head h2 { margin: 0; font-size: 16.5px; font-weight: 700; }

.hint-line { color: var(--muted); font-size: 13px; margin-top: 10px; }

/* 输入框通用 */
input[type="text"], input[type="password"], textarea {
  width: 100%;
  border: 1.5px solid var(--border-strong);
  border-radius: var(--radius-sm);
  padding: 11px 14px;
  font-size: 14px;
  color: var(--ink);
  background: #fff;
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
}
input[type="text"]:focus, input[type="password"]:focus, textarea:focus {
  border-color: var(--ink);
  box-shadow: 0 0 0 3px rgba(24, 24, 27, 0.08);
}
input::placeholder, textarea::placeholder { color: var(--faint); }

.key-row { display: flex; gap: 10px; }
.key-row input { flex: 1; }

/* ================= 选项卡片（工具 / 地址） ================= */

.choice-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}
.choice-card {
  position: relative;
  border: 1.5px solid var(--border-strong);
  border-radius: 14px;
  padding: 13px 15px;
  cursor: pointer;
  display: block;
  background: #fff;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.choice-card input[type="radio"] {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}
.choice-card:hover { border-color: #9ca3af; }
.choice-card.selected {
  border-color: var(--ink);
  border-width: 2px;
  padding: 12.5px 14px;
  box-shadow: 0 0 0 3px rgba(24, 24, 27, 0.06);
}
.choice-card.selected::after {
  content: "✓";
  position: absolute;
  top: -9px;
  right: -9px;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--ink);
  color: #fff;
  font-size: 13px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.choice-card.is-disabled { opacity: 0.55; cursor: not-allowed; }
.choice-card.is-disabled:hover { border-color: var(--border-strong); }
.choice-name { display: block; font-weight: 700; font-size: 14.5px; }
.choice-desc { display: block; color: var(--muted); font-size: 12.5px; margin-top: 3px; word-break: break-all; }

.custom-wrap { margin-top: 12px; }

/* ================= 模型与高级 ================= */

.model-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}
.model-item { display: block; }
.model-label { display: block; font-size: 12.5px; color: var(--muted); margin-bottom: 6px; font-weight: 600; }

.advanced { margin-top: 16px; border-top: 1px dashed var(--border-strong); padding-top: 12px; }
.advanced summary {
  cursor: pointer;
  font-size: 13.5px;
  font-weight: 600;
  color: var(--muted);
  user-select: none;
}
.advanced summary:hover { color: var(--ink); }
.advanced-body { padding-top: 12px; display: grid; gap: 12px; }
.adv-check { display: flex; align-items: center; gap: 8px; font-size: 13.5px; cursor: pointer; }
.adv-check input { width: 16px; height: 16px; accent-color: var(--ink); }

/* D13 选型攻略 Prompt 区块（2026-11-10）：与高级项折叠区同风格，视觉一致 */
.prompt-block { margin-top: 16px; border-top: 1px dashed var(--border-strong); padding-top: 12px; }
.prompt-block summary {
  cursor: pointer;
  font-size: 13.5px;
  font-weight: 600;
  color: var(--muted);
  user-select: none;
}
.prompt-block summary:hover { color: var(--ink); }
.prompt-body { padding-top: 12px; display: grid; gap: 12px; }
.prompt-body p { margin: 0; font-size: 13.5px; color: var(--muted); line-height: 1.7; }

/* ================= 生成区 ================= */

.generate { border: 1.5px solid var(--ink); }

.gen-bar { display: flex; gap: 12px; flex-wrap: wrap; align-items: center; }

.btn-primary {
  display: inline-block;
  background: var(--ink);
  color: #fff;
  border-radius: 999px;
  padding: 13px 30px;
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
  border: none;
  transition: transform 0.12s, box-shadow 0.12s, opacity 0.12s, background 0.12s;
  text-decoration: none;
  flex: none;
}
.btn-primary:hover {
  text-decoration: none;
  transform: translateY(-1px);
  box-shadow: 0 8px 20px rgba(24, 24, 27, 0.22);
}
.btn-primary:active { transform: translateY(0); }
.btn-primary.is-invalid {
  background: #d4d4d8;
  cursor: not-allowed;
  box-shadow: none;
  transform: none;
  color: #71717a;
}
.btn-primary.is-locked { opacity: 0.55; cursor: wait; transform: none; box-shadow: none; }

.btn-secondary {
  background: #fff;
  color: var(--ink);
  border: 1.5px solid var(--ink);
  border-radius: 999px;
  padding: 12px 24px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.12s, transform 0.12s;
}
.btn-secondary:hover { background: #f4f4f5; transform: translateY(-1px); }
.btn-secondary:disabled {
  background: #f4f4f5;
  color: #a1a1aa;
  border-color: var(--border-strong);
  cursor: not-allowed;
  transform: none;
}

.btn-ghost {
  background: none;
  border: none;
  color: #4338ca;
  font-size: 13.5px;
  font-weight: 600;
  cursor: pointer;
  padding: 8px 10px;
  border-radius: 8px;
  flex: none;
}
.btn-ghost:hover { background: rgba(124, 108, 240, 0.08); }

.gen-note { color: var(--muted); font-size: 12.5px; margin-top: 10px; }

.issues { margin-top: 14px; display: grid; gap: 8px; }
.issue-line {
  font-size: 13px;
  border-radius: var(--radius-sm);
  padding: 9px 13px;
  line-height: 1.5;
}
.issue-error { background: var(--error-bg); color: var(--error); border: 1px solid #fecaca; }
.issue-warn { background: var(--warn-bg); color: var(--warn); border: 1px solid #fde68a; }

.preview-block { margin-top: 14px; }
.preview-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--muted);
  font-size: 12.5px;
  margin-bottom: 8px;
}
.link-preview {
  margin: 0;
  background: #f8fafc;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.55;
  max-height: 130px;
  overflow: auto;
  white-space: pre-wrap;
  word-break: break-all;
  color: #334155;
  user-select: all;
}

/* ================= 手动配置三 Tab ================= */

.manual-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 14px;
}
.manual-head h2 { margin: 0; font-size: 16.5px; font-weight: 700; }
.show-key { display: flex; align-items: center; gap: 7px; font-size: 13px; color: var(--muted); cursor: pointer; }
.show-key input { width: 15px; height: 15px; accent-color: var(--ink); }

.tab-bar { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 14px; }
.tab {
  background: #fff;
  border: 1.5px solid var(--border-strong);
  border-radius: 999px;
  padding: 8px 18px;
  font-size: 13.5px;
  font-weight: 600;
  color: var(--ink);
  cursor: pointer;
  transition: background 0.12s, color 0.12s;
}
.tab:hover { background: #f4f4f5; }
.tab.active { background: var(--ink); color: #fff; border-color: var(--ink); }

.tab-pane { display: grid; gap: 10px; }
.pane-meta { color: var(--muted); font-size: 12.5px; }
.tab-pane textarea {
  min-height: 230px;
  resize: vertical;
  font-size: 12.5px;
  line-height: 1.6;
  background: #f8fafc;
  color: #1e293b;
  white-space: pre;
}
.copy-manual { justify-self: start; padding: 9px 20px; font-size: 13px; }

/* ================= 尾部 ================= */

.site-footer {
  padding: 34px 0 60px;
  color: var(--muted);
  font-size: 13px;
}
.download-guide {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 16px 20px;
  text-align: center;
  margin-bottom: 14px;
}
.download-guide strong { color: var(--ink); }

.faq {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 16px 20px;
  margin-bottom: 14px;
}
.faq summary { cursor: pointer; font-weight: 700; font-size: 14px; color: var(--ink); user-select: none; }
.faq-body { padding-top: 14px; overflow-x: auto; }
.faq table {
  border-collapse: collapse;
  width: 100%;
  font-size: 12.8px;
  min-width: 480px;
}
.faq th, .faq td {
  text-align: left;
  border-bottom: 1px solid var(--border);
  padding: 8px 10px;
  vertical-align: top;
}
.faq th { background: #f4f4f5; font-weight: 600; white-space: nowrap; }
.faq td:last-child { word-break: break-all; }
.faq-note { color: var(--muted); font-size: 12.5px; margin: 12px 0 0; }

.footer-note { text-align: center; padding-top: 8px; font-size: 12.5px; }

/* ================= Toast ================= */

.toast {
  position: fixed;
  left: 50%;
  bottom: 34px;
  transform: translateX(-50%);
  background: var(--ink);
  color: #fff;
  border-radius: 999px;
  padding: 11px 24px;
  font-size: 13.5px;
  box-shadow: 0 10px 30px rgba(24, 24, 27, 0.3);
  z-index: 50;
  max-width: calc(100vw - 40px);
  text-align: center;
}

/* ================= 响应式 ================= */

@media (max-width: 640px) {
  .wrap { padding: 0 14px; }
  .card { padding: 18px 16px; }
  .choice-grid { grid-template-columns: 1fr; }
  .model-grid { grid-template-columns: 1fr; }
  .header-inner { flex-direction: column; align-items: flex-start; }
  .gen-bar .btn-primary { width: 100%; text-align: center; }
  .gen-bar .btn-secondary { width: 100%; }
  .faq table { min-width: 420px; }
}

/* 可访问性：键盘焦点可见 */
.btn-primary:focus-visible,
.btn-secondary:focus-visible,
.btn-ghost:focus-visible,
.tab:focus-visible,
a:focus-visible,
summary:focus-visible {
  outline: 2px solid var(--accent-a);
  outline-offset: 2px;
}