/* ============================================================
   认证相关样式：登录双栏布局、方式切换、第三方、安全中心
   品牌色 --color-primary:#4A2C2A
   ============================================================ */
:root {
  --color-primary: #4A2C2A;
  --color-primary-soft: #6b4a44;
  --color-bg-soft: #f7f1ea;
  --color-line: #e7ddd2;
}

.auth-section { padding-top: 64px; padding-bottom: 72px; }
.container-narrow { max-width: 780px; }

/* ---------- 双栏布局 ---------- */
.auth-split {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 0;
  background: #fff;
  border: 1px solid var(--color-line);
  border-radius: 18px;
  overflow: hidden;
  box-shadow: 0 18px 50px rgba(74, 44, 42, 0.08);
}
.auth-aside {
  background: linear-gradient(150deg, #4A2C2A 0%, #6b4a44 60%, #2f1c1a 100%);
  color: #f6ece2;
  padding: 48px 40px;
  display: flex;
  align-items: center;
}
.auth-aside-inner { width: 100%; }
.auth-aside-title {
  font-size: 30px;
  line-height: 1.25;
  margin: 14px 0 12px;
  font-weight: 800;
  letter-spacing: .5px;
}
.auth-aside-lead { color: #e9cf9f; font-size: 15px; margin-bottom: 28px; }
.auth-features { list-style: none; padding: 0; margin: 0; display: grid; gap: 14px; }
.auth-features li { display: flex; align-items: center; gap: 10px; font-size: 14px; color: #f1e4d8; }
.af-dot { width: 8px; height: 8px; border-radius: 50%; background: #e9cf9f; flex: none; box-shadow: 0 0 0 4px rgba(233,207,159,.18); }

.auth-main { padding: 40px; display: flex; align-items: center; }
.auth-card-wide { width: 100%; max-width: 440px; margin: 0 auto; }
.auth-title { font-size: 24px; font-weight: 800; margin: 0 0 18px; color: var(--color-primary); }

/* ---------- 方式切换 ---------- */
.auth-tabs {
  display: flex;
  gap: 6px;
  background: var(--color-bg-soft);
  border-radius: 12px;
  padding: 5px;
  margin-bottom: 22px;
}
.auth-tab {
  flex: 1;
  border: 0;
  background: transparent;
  padding: 9px 0;
  border-radius: 9px;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-primary-soft);
  cursor: pointer;
  transition: all .18s ease;
}
.auth-tab.active { background: #fff; color: var(--color-primary); box-shadow: 0 2px 8px rgba(74,44,42,.12); }

.auth-form .auth-method[hidden] { display: none; }

.auth-row-between { display: flex; align-items: center; justify-content: space-between; margin: 6px 0 18px; }
.checkbox-inline { display: inline-flex; align-items: center; gap: 6px; font-size: 13px; color: #6b5b54; cursor: pointer; }
.auth-link { font-size: 13px; color: var(--color-primary); text-decoration: none; }
.auth-link:hover { text-decoration: underline; }
.auth-hint-text { font-size: 12px; color: #9a8a80; }

/* ---------- 验证码 ---------- */
.captcha-row { display: flex; gap: 10px; align-items: stretch; }
.captcha-row input { flex: 1; }
.captcha-img {
  width: 120px; height: 46px; border: 1px solid var(--color-line);
  border-radius: 10px; cursor: pointer; background: #fff; flex: none;
}
.captcha-img:hover { border-color: var(--color-primary); }

/* ---------- 通用按钮 / 行 ---------- */
.btn-block { width: 100%; margin-top: 6px; }
.sms-row { display: flex; gap: 10px; align-items: stretch; }
.sms-row input { flex: 1; }
.btn-sms { flex: none; white-space: nowrap; }

/* ---------- 第三方登录 ---------- */
.auth-divider {
  display: flex; align-items: center; text-align: center;
  color: #b3a397; font-size: 12px; margin: 22px 0 16px;
}
.auth-divider::before, .auth-divider::after { content: ""; flex: 1; height: 1px; background: var(--color-line); }
.auth-divider span { padding: 0 12px; }

.third-party { display: flex; gap: 10px; }
.tp-btn {
  flex: 1; display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  padding: 11px 0; border: 1px solid var(--color-line); border-radius: 10px;
  font-size: 14px; font-weight: 600; color: #4a3f3a; text-decoration: none;
  background: #fff; transition: all .15s ease;
}
.tp-btn:hover { border-color: var(--color-primary); color: var(--color-primary); }
.tp-ico {
  width: 22px; height: 22px; border-radius: 6px; display: inline-flex; align-items: center; justify-content: center;
  font-size: 12px; font-weight: 800; color: #fff;
}
.tp-wechat .tp-ico { background: #07c160; }
.tp-google .tp-ico { background: #ea4335; }
.tp-github .tp-ico { background: #24292f; }
.tp-btn.disabled { opacity: .5; cursor: not-allowed; }
.tp-btn.disabled:hover { border-color: var(--color-line); color: #4a3f3a; }

/* ---------- 安全中心 ---------- */
.security-block {
  background: #fff; border: 1px solid var(--color-line); border-radius: 14px;
  padding: 22px 24px; margin-bottom: 18px;
}
.security-block h2 { font-size: 17px; margin: 0 0 14px; color: var(--color-primary); }
.security-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 12px; }
.security-head h2 { margin: 0; }

.session-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.session-item {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  border: 1px solid var(--color-line); border-radius: 10px; padding: 12px 14px; background: #fff;
}
.session-item.current { border-color: var(--color-primary); background: #fbf4ee; }
.session-item.revoked { opacity: .55; }
.session-info { display: flex; flex-direction: column; gap: 3px; }
.session-device { font-weight: 600; color: #3a2f2b; font-size: 14px; }
.session-meta { font-size: 12px; color: #9a8a80; }
.session-tag {
  display: inline-block; margin-top: 2px; font-size: 11px; font-weight: 700;
  color: #07a04a; background: #e7f7ee; border-radius: 6px; padding: 2px 7px; width: fit-content;
}
.session-tag.revoked-tag { color: #b5483a; background: #fbeae7; }
.session-empty { color: #a99; font-size: 13px; padding: 6px 2px; }

.table-wrap { overflow-x: auto; }
.security-table { width: 100%; border-collapse: collapse; font-size: 13px; }
.security-table th, .security-table td { text-align: left; padding: 9px 10px; border-bottom: 1px solid var(--color-line); }
.security-table th { color: #8a7a6f; font-weight: 600; }
.security-table .ok { color: #07a04a; font-weight: 600; }
.security-table .fail { color: #b5483a; font-weight: 600; }

.oauth-list { list-style: none; padding: 0; margin: 0 0 12px; display: grid; gap: 10px; }
.oauth-list li { display: flex; align-items: center; justify-content: space-between; border: 1px solid var(--color-line); border-radius: 10px; padding: 12px 14px; }
.oauth-name { font-weight: 600; color: #3a2f2b; }

.btn-sm { padding: 6px 12px; font-size: 12px; }

/* ---------- 响应式 ---------- */
@media (max-width: 760px) {
  .auth-split { grid-template-columns: 1fr; }
  .auth-aside { padding: 32px 28px; }
  .auth-aside-title { font-size: 24px; }
  .auth-main { padding: 28px 22px; }
  .third-party { flex-wrap: wrap; }
}