/* ============================================================
   内网Excel授权系统 —— 扫码激活页样式
   设计基调：移动优先、大字号、高对比，兼容微信内置浏览器
   ============================================================ */

:root {
  --brand: #1a5fb4;
  --brand-dark: #144a8c;
  --brand-light: #e8f0fd;
  --ok: #2b8a3e;
  --ok-light: #e6f5ea;
  --warn: #c0700a;
  --warn-light: #fdf3e3;
  --err: #c92a2a;
  --err-light: #fdecec;
  --ink: #1f2933;
  --ink-2: #52606d;
  --ink-3: #9aa5b1;
  --line: #e4e7eb;
  --bg: #f5f7fa;
  --card: #ffffff;
  --radius: 12px;
  --shadow: 0 1px 3px rgba(0, 0, 0, .06), 0 6px 20px rgba(0, 0, 0, .05);
}

* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
               "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.wrap {
  max-width: 520px;
  margin: 0 auto;
  padding: 0 16px 40px;
}

/* ── 顶部 ── */
.hero { padding: 28px 0 20px; }

.brand { display: flex; align-items: center; gap: 12px; }

.logo {
  width: 46px; height: 46px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--brand), #3b82d6);
  color: #fff;
  display: grid; place-items: center;
  font-size: 22px; font-weight: 700;
  flex: none;
  box-shadow: 0 4px 12px rgba(26, 95, 180, .28);
}

.hero h1 { margin: 0; font-size: 20px; font-weight: 600; letter-spacing: .3px; }
.hero .sub { margin: 2px 0 0; font-size: 13px; color: var(--ink-2); }

/* ── 步骤条 ── */
.steps {
  display: flex;
  gap: 6px;
  margin: 4px 0 18px;
}

.step {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 9px 10px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 10px;
  font-size: 12px;
  color: var(--ink-3);
  transition: all .25s;
  min-width: 0;
}

.step i {
  width: 20px; height: 20px;
  border-radius: 50%;
  background: var(--line);
  color: #fff;
  font-style: normal;
  font-size: 11px;
  font-weight: 700;
  display: grid; place-items: center;
  flex: none;
  transition: all .25s;
}

.step span { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

.step.active {
  color: var(--brand);
  border-color: #bcd4f5;
  background: var(--brand-light);
  font-weight: 600;
}
.step.active i { background: var(--brand); }

.step.done { color: var(--ok); border-color: #bfe3c9; background: var(--ok-light); }
.step.done i { background: var(--ok); }

/* ── 卡片 ── */
.card {
  background: var(--card);
  border-radius: var(--radius);
  padding: 22px 20px;
  box-shadow: var(--shadow);
  margin-bottom: 16px;
  animation: rise .3s ease both;
}

@keyframes rise {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: none; }
}

.card h2 {
  margin: 0 0 16px;
  font-size: 17px;
  font-weight: 600;
}

.hidden { display: none !important; }

.desc { margin: 0 0 16px; font-size: 14px; color: var(--ink-2); }

/* ── 验证码展示 ── */
.code-box {
  background: var(--brand-light);
  border: 1.5px dashed #a9c7ee;
  border-radius: 10px;
  padding: 18px 12px;
  text-align: center;
  margin-bottom: 14px;
}

.code-text {
  font-family: "SF Mono", Menlo, Consolas, monospace;
  font-size: 26px;
  font-weight: 700;
  letter-spacing: 5px;
  color: var(--brand-dark);
  word-break: break-all;
}

/* ── 表单 ── */
.tabs {
  display: flex;
  gap: 6px;
  background: var(--bg);
  padding: 4px;
  border-radius: 10px;
  margin-bottom: 18px;
}

.tab {
  flex: 1;
  padding: 9px;
  border: none;
  background: transparent;
  border-radius: 7px;
  font-size: 15px;
  font-family: inherit;
  color: var(--ink-2);
  cursor: pointer;
  transition: all .2s;
  font-weight: 500;
}

.tab.active {
  background: #fff;
  color: var(--brand);
  font-weight: 600;
  box-shadow: 0 1px 4px rgba(0, 0, 0, .08);
}

.field { display: block; margin-bottom: 15px; }

.field > span {
  display: block;
  font-size: 13px;
  color: var(--ink-2);
  margin-bottom: 6px;
  font-weight: 500;
}

.field input {
  width: 100%;
  padding: 13px 14px;
  border: 1.5px solid var(--line);
  border-radius: 9px;
  font-size: 16px;      /* ≥16px 防止 iOS 自动放大 */
  font-family: inherit;
  background: #fff;
  color: var(--ink);
  transition: border-color .2s, box-shadow .2s;
  -webkit-appearance: none;
}

.field input:focus {
  outline: none;
  border-color: var(--brand);
  box-shadow: 0 0 0 3px rgba(26, 95, 180, .12);
}

.field input::placeholder { color: #b6bec9; }

.field-hint {
  font-size: 12.5px;
  color: var(--ink-2);
  background: var(--bg);
  padding: 9px 12px;
  border-radius: 8px;
  margin: -4px 0 14px;
  line-height: 1.55;
}

/* ── 按钮 ── */
.btn {
  width: 100%;
  padding: 14px;
  border: none;
  border-radius: 10px;
  font-size: 16px;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  transition: transform .1s, opacity .2s, background .2s;
  -webkit-appearance: none;
}

.btn:active { transform: scale(.985); }
.btn:disabled { opacity: .55; cursor: not-allowed; }

.btn-primary {
  background: var(--brand);
  color: #fff;
  box-shadow: 0 3px 10px rgba(26, 95, 180, .25);
}
.btn-primary:hover:not(:disabled) { background: var(--brand-dark); }

.btn-ghost {
  background: #fff;
  color: var(--brand);
  border: 1.5px solid #c5d9f3;
  margin-top: 10px;
}
.btn-ghost:hover:not(:disabled) { background: var(--brand-light); }

.link-btn {
  display: block;
  width: 100%;
  margin-top: 14px;
  padding: 8px;
  border: none;
  background: none;
  color: var(--ink-2);
  font-size: 14px;
  font-family: inherit;
  cursor: pointer;
  text-decoration: underline;
  text-underline-offset: 3px;
}
.link-btn:hover { color: var(--brand); }

/* ── 结果提示 ── */
.result { margin-top: 12px; font-size: 14px; min-height: 0; }

.result.show { padding: 12px 14px; border-radius: 9px; line-height: 1.55; }

.result.ok    { background: var(--ok-light);   color: var(--ok);   border: 1px solid #bfe3c9; }
.result.err   { background: var(--err-light);  color: var(--err);  border: 1px solid #f5c2c2; }
.result.warn  { background: var(--warn-light); color: var(--warn); border: 1px solid #f2d9b0; }
.result.info  { background: var(--brand-light); color: var(--brand-dark); border: 1px solid #bcd4f5; }

/* ── 结果页码展示 ── */
.notice {
  padding: 13px 15px;
  border-radius: 9px;
  font-size: 14px;
  margin-bottom: 18px;
  line-height: 1.55;
}

.notice-info    { background: var(--brand-light); color: var(--brand-dark); border: 1px solid #bcd4f5; }
.notice-warn    { background: var(--warn-light);  color: var(--warn);       border: 1px solid #f2d9b0; }
.notice-danger  { background: var(--err-light);   color: var(--err);        border: 1px solid #f5c2c2; }

.code-group { display: flex; flex-direction: column; gap: 16px; }

.code-row > label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--ink-2);
  margin-bottom: 7px;
}

.copy-line {
  display: flex;
  align-items: stretch;
  gap: 8px;
  background: var(--bg);
  border: 1.5px solid var(--line);
  border-radius: 10px;
  padding: 6px 6px 6px 14px;
}

.copy-line code {
  flex: 1;
  font-family: "SF Mono", Menlo, Consolas, monospace;
  font-size: 21px;
  font-weight: 700;
  letter-spacing: 3px;
  color: var(--ink);
  align-self: center;
  word-break: break-all;
}

.mini-btn {
  flex: none;
  padding: 10px 16px;
  border: none;
  border-radius: 8px;
  background: var(--brand);
  color: #fff;
  font-size: 13px;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  transition: background .2s;
}
.mini-btn:hover { background: var(--brand-dark); }
.mini-btn.copied { background: var(--ok); }

.tip {
  margin: 6px 0 0;
  font-size: 12.5px;
  color: var(--ink-3);
}

/* ── 权益信息 ── */
.meta {
  margin-top: 20px;
  padding: 14px 16px;
  background: var(--bg);
  border-radius: 10px;
  font-size: 13.5px;
  color: var(--ink-2);
  line-height: 1.9;
}

.meta .row { display: flex; justify-content: space-between; gap: 12px; }
.meta .row b { color: var(--ink); font-weight: 600; }

.badge {
  display: inline-block;
  padding: 2px 9px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
}
.badge-ok    { background: var(--ok-light);    color: var(--ok); }
.badge-warn  { background: var(--warn-light);  color: var(--warn); }
.badge-err   { background: var(--err-light);   color: var(--err); }
.badge-info  { background: var(--brand-light); color: var(--brand); }

/* ── 页脚 ── */
.foot {
  text-align: center;
  padding: 20px 0 0;
  font-size: 12px;
  color: var(--ink-3);
}
.foot p { margin: 0; }

/* ── Toast ── */
.toast {
  position: fixed;
  left: 50%;
  bottom: 40px;
  transform: translate(-50%, 20px);
  background: rgba(31, 41, 51, .94);
  color: #fff;
  padding: 11px 22px;
  border-radius: 24px;
  font-size: 14px;
  opacity: 0;
  pointer-events: none;
  transition: all .28s;
  z-index: 999;
  max-width: 88vw;
  text-align: center;
}

.toast.show {
  opacity: 1;
  transform: translate(-50%, 0);
}

/* ── 加载态 ── */
.btn.loading { position: relative; color: transparent; }
.btn.loading::after {
  content: "";
  position: absolute;
  left: 50%; top: 50%;
  width: 18px; height: 18px;
  margin: -9px 0 0 -9px;
  border: 2.5px solid rgba(255, 255, 255, .35);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin .7s linear infinite;
}
.btn-ghost.loading::after {
  border-color: rgba(26, 95, 180, .25);
  border-top-color: var(--brand);
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ── 小屏适配 ── */
@media (max-width: 360px) {
  .code-text { font-size: 22px; letter-spacing: 3px; }
  .copy-line code { font-size: 18px; letter-spacing: 2px; }
  .step span { display: none; }
  .step { justify-content: center; }
}