/* 登录 / 注册页：左侧品牌叙事 + 右侧表单，与主系统共用设计令牌 */

/* 认证页统一用 border-box：
   否则 .input-wrap input 的 width:100% 会再叠加 76px 内边距，
   在窄屏上直接把输入框撑出卡片、把验证码图片挤出屏幕。
   仅作用于认证页，不影响后台管理界面。 */
.auth-body,
.auth-body *,
.auth-body *::before,
.auth-body *::after { box-sizing: border-box; }

.auth-body {
  margin: 0;
  min-height: 100vh;
  background: var(--paper);
  font-family: -apple-system, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  color: var(--ink-900);
  max-width: 100%;
  overflow-x: hidden;
}

.auth-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(420px, 520px);
  min-height: 100vh;
  max-width: 100%;
}

/* 栅格项默认 min-width:auto，内容一宽就顶出视口；显式归零才能随屏收缩 */
.auth-shell > * { min-width: 0; }


/* ---------- 左侧品牌区 ---------- */
.auth-aside {
  position: relative;
  background: var(--brand-900);
  color: #eaf3ee;
  padding: 44px 52px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  overflow: hidden;
}

/* 药柜格纹：用重复线性渐变画出柜斗的节奏，不用图片 */
.auth-aside::after {
  content: "";
  position: absolute;
  inset: auto -10% -30% -10%;
  height: 62%;
  background-image:
    repeating-linear-gradient(90deg, rgba(255, 255, 255, .05) 0 1px, transparent 1px 92px),
    repeating-linear-gradient(0deg, rgba(255, 255, 255, .05) 0 1px, transparent 1px 92px);
  pointer-events: none;
}

.auth-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  position: relative;
  z-index: 1;
}
.auth-brand .mark {
  width: 40px; height: 40px;
  display: grid; place-items: center;
  background: var(--brand-600);
  border-radius: 11px;
  font-size: 20px;
  color: #fff;
}
.auth-brand b { display: block; font-size: 17px; letter-spacing: .02em; }
.auth-brand small { font-size: 12px; color: #9dc4b1; letter-spacing: .02em; }

.auth-pitch { position: relative; z-index: 1; max-width: 420px; }
.auth-pitch h2 {
  font-size: 30px;
  line-height: 1.42;
  font-weight: 600;
  margin: 0 0 14px;
  letter-spacing: -.01em;
  color: #fff;
}
.auth-pitch p {
  font-size: 13.5px;
  line-height: 1.85;
  color: #b9d3c7;
  margin: 0 0 22px;
}
.auth-points { list-style: none; padding: 0; margin: 0; display: grid; gap: 9px; }
.auth-points li {
  display: flex; align-items: center; gap: 9px;
  font-size: 13.5px;
  color: #d6e7df;
}
.auth-points i {
  width: 20px; height: 20px;
  display: grid; place-items: center;
  border-radius: 50%;
  background: rgba(255, 255, 255, .12);
  color: var(--brand-200);
  font-size: 12px;
}

.auth-foot {
  position: relative; z-index: 1;
  font-size: 11.5px;
  color: #7ba592;
  letter-spacing: .02em;
}

/* ---------- 右侧表单区 ---------- */
.auth-main {
  display: grid;
  place-items: center;
  padding: 40px 32px;
  background: var(--card);
}

.auth-card { width: 100%; max-width: 360px; }
.auth-card h1 {
  font-size: 24px;
  font-weight: 600;
  margin: 0 0 6px;
  letter-spacing: -.01em;
}
.auth-sub { font-size: 13px; color: var(--ink-500); margin: 0 0 24px; }

.auth-alert {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  background: var(--danger-bg);
  border: 1px solid #f0cfcb;
  color: #8f332b;
  border-radius: var(--radius-sm);
  padding: 9px 12px;
  font-size: 13px;
  margin-bottom: 16px;
}

.auth-form { display: grid; gap: 15px; }
.auth-field { display: block; }
.auth-field > span:first-child {
  display: block;
  font-size: 12.5px;
  font-weight: 600;
  color: var(--ink-700);
  margin-bottom: 6px;
}
.input-wrap { position: relative; display: block; }
.input-wrap > i {
  position: absolute;
  left: 12px; top: 50%;
  transform: translateY(-50%);
  color: var(--ink-300);
  font-size: 14px;
}
.input-wrap input {
  width: 100%;
  height: 42px;
  padding: 0 40px 0 36px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
  font-size: 14px;
  color: var(--ink-900);
  background: var(--card);
  outline: none;
  transition: border-color .15s, box-shadow .15s;
  font-family: inherit;
}
.input-wrap input::placeholder { color: #b9c0bb; }
.input-wrap input:focus {
  border-color: var(--brand-500);
  box-shadow: 0 0 0 3px rgba(47, 138, 102, .13);
}
.pwd-toggle {
  position: absolute;
  right: 6px; top: 50%;
  transform: translateY(-50%);
  border: none;
  background: none;
  color: var(--ink-300);
  padding: 6px 8px;
  cursor: pointer;
  line-height: 1;
}
.pwd-toggle:hover { color: var(--ink-700); }

.auth-submit {
  height: 44px;
  border: none;
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-weight: 500;
  letter-spacing: .14em;
  cursor: pointer;
  margin-top: 4px;
  transition: background .15s;
}
.auth-submit:hover { background: var(--brand-700) !important; }

.auth-links {
  margin-top: 18px;
  font-size: 13px;
  color: var(--ink-500);
  text-align: center;
}
.auth-links a { color: var(--brand-600); font-weight: 600; }

.auth-demo {
  margin-top: 26px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
}
.auth-demo-title { font-size: 11.5px; color: var(--ink-300); margin-bottom: 8px; letter-spacing: .02em; }
.auth-demo-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5px 12px;
  font-size: 12px;
  color: var(--ink-500);
}
.auth-demo-grid b {
  color: var(--ink-700);
  font-weight: 500;
  margin-right: 5px;
}

/* 注册页字段更多，压缩一点间距 */
.auth-card.wide { max-width: 400px; }
.auth-form.compact { gap: 12px; }

@media (max-width: 900px) {
  .auth-shell { grid-template-columns: minmax(0, 1fr); }
  .auth-aside { display: none; }
  .auth-main { padding: 32px 20px; }
}

/* 窄屏：触控目标加大，字号收紧，保证验证码整块可见 */
@media (max-width: 480px) {
  .auth-main { padding: 24px 16px; }
  .auth-card { max-width: 100%; }
  .input-wrap input { height: 46px; font-size: 15px; }
  .auth-submit { height: 46px; }
}