/* ============================================
   auth.css — 包印网商城 登录 / 注册 / 找回密码
   布局：二分屏左右对调 —— 左表单 + 右品牌视觉（banner2 实拍 + 墨蓝遮罩）
        卡片改小圆角描边卡，页面底为暖纸白 + 顶部墨蓝细带
        （上一版是「左品牌深色面板 + 右表单」大圆角浮卡）
   配色：品牌墨蓝 #04539F + 亮蓝 #198DFB + 阳光橙 #F5871F + 暖纸白底 #F6F4F0
   类名沿用 .zh_au_*（登录/注册/找回密码三个模板共用）
   ============================================ */

.zh_au_wrap { position: relative; min-height: calc(100vh - 180px); background: var(--by-paper); display: flex; align-items: center; justify-content: center; padding: 40px 20px; }
.zh_au_wrap::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 190px; background: var(--by-grad-navy); }
.zh_au_wrap::after { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 190px; background: radial-gradient(circle at 88% 160%, rgba(245,135,31,.32) 0%, transparent 46%); }

.zh_au_split { position: relative; z-index: 1; display: grid; grid-template-columns: 1fr 1fr; max-width: 980px; width: 100%; background: #fff; border: 1px solid var(--by-line); border-radius: var(--by-radius-lg); overflow: hidden; box-shadow: 0 20px 52px rgba(6,32,64,.18); }

/* ---------- 右品牌面板（DOM 在前，用 order 移到右侧） ---------- */
.zh_au_brand { order: 2; position: relative; background: var(--by-navy-deep); color: #fff; padding: 44px 40px; display: flex; flex-direction: column; overflow: hidden; }
.zh_au_brand::before { content: ''; position: absolute; inset: 0; background: url('/uploads/banner/banner2.jpg') center / cover no-repeat; }
.zh_au_brand::after { content: ''; position: absolute; inset: 0; background: linear-gradient(165deg, rgba(4,83,159,.90) 0%, rgba(6,32,64,.95) 72%); }
.zh_au_brand > * { position: relative; z-index: 1; }

.zh_au_brand_logo { margin-bottom: auto; display: block; }
.zh_au_brand_logo img { height: 38px; filter: brightness(0) invert(1); }
.zh_au_brand_slogan h2 { font-size: 26px; font-weight: 800; line-height: 1.35; margin-bottom: 12px; letter-spacing: .5px; }
.zh_au_brand_slogan h2 span { color: var(--by-orange-light); }
.zh_au_brand_slogan p { font-size: 13.5px; color: rgba(255,255,255,.78); line-height: 1.9; margin-bottom: 26px; }
.zh_au_brand_points { display: flex; flex-direction: column; gap: 10px; }
.zh_au_brand_point { display: flex; align-items: center; gap: 11px; font-size: 13px; color: rgba(255,255,255,.88); background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.14); border-radius: var(--by-radius); padding: 11px 14px; }
.zh_au_brand_point i { width: 26px; height: 26px; flex-shrink: 0; border-radius: var(--by-radius-sm); background: rgba(255,255,255,.14); color: var(--by-orange-light); display: inline-flex; align-items: center; justify-content: center; font-size: 12px; }

/* ---------- 左表单面板 ---------- */
.zh_au_panel { order: 1; padding: 40px 42px; display: flex; align-items: center; }
.zh_au_card { width: 100%; }

.zh_au_logo { display: none; }

.zh_au_head { margin-bottom: 24px; }
.zh_au_head_eyebrow { display: inline-flex; align-items: center; height: 23px; padding: 0 11px; border-radius: var(--by-radius-sm); background: var(--by-orange-tint); color: var(--by-orange-deep); font-size: 11px; font-weight: 700; letter-spacing: 1.5px; }
.zh_au_head h1 { font-size: 26px; font-weight: 800; color: var(--by-navy); margin-top: 12px; letter-spacing: .5px; }
.zh_au_head p { font-size: 13px; color: var(--by-ink-3); margin-top: 8px; }

/* 提示条 */
.zh_au_alert { display: flex; align-items: flex-start; gap: 10px; border-radius: var(--by-radius); padding: 12px 14px; font-size: 13px; line-height: 1.7; margin-bottom: 16px; }
.zh_au_alert i { margin-top: 3px; flex-shrink: 0; }
.zh_au_alert_err { background: #FDECEA; border: 1px solid #F6C9C2; color: #C0392B; }
.zh_au_alert_ok { background: #EAF7EF; border: 1px solid #BFE6CE; color: #1F7A46; }

/* 表单 */
.zh_au_form { display: block; }
.zh_au_field { margin-bottom: 15px; }
.zh_au_label { display: block; font-size: 12.5px; font-weight: 600; color: var(--by-ink-2); margin-bottom: 7px; }
.zh_au_input_wrap { position: relative; display: flex; align-items: center; }
.zh_au_input_icon { position: absolute; left: 14px; font-size: 13px; color: var(--by-ink-3); pointer-events: none; }
.zh_au_input { width: 100%; height: 44px; border: 1px solid var(--by-line); border-radius: var(--by-radius); background: var(--by-paper); padding: 0 14px 0 38px; font-size: 14px; color: var(--by-ink); font-family: inherit; outline: none; transition: all .18s; }
.zh_au_input::placeholder { color: var(--by-ink-3); }
.zh_au_input:focus { background: #fff; border-color: var(--by-orange); box-shadow: 0 0 0 3px var(--by-orange-tint); }
.zh_au_input:focus + .zh_au_input_icon, .zh_au_input_wrap:focus-within .zh_au_input_icon { color: var(--by-orange); }
select.zh_au_input { padding-left: 14px; }
textarea.zh_au_input { height: auto; min-height: 88px; padding: 11px 14px; line-height: 1.7; resize: vertical; }

.zh_au_captcha { display: flex; align-items: stretch; gap: 10px; }
.zh_au_captcha_img { width: 108px; height: 44px; flex-shrink: 0; border: 1px solid var(--by-line); border-radius: var(--by-radius); cursor: pointer; object-fit: cover; background: #fff; }

.zh_au_meta { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; margin: 4px 0 18px; font-size: 13px; }
.zh_au_remember { display: inline-flex; align-items: center; gap: 7px; color: var(--by-ink-2); cursor: pointer; }
.zh_au_remember input { width: 15px; height: 15px; accent-color: var(--by-orange); }
.zh_au_forgot { color: var(--by-blue); }
.zh_au_forgot:hover { color: var(--by-orange-deep); }

.zh_au_submit { width: 100%; height: 48px; display: inline-flex; align-items: center; justify-content: center; gap: 9px; border: none; border-radius: var(--by-radius); background: var(--by-grad-orange); color: #fff; font-size: 15.5px; font-weight: 700; letter-spacing: 1px; font-family: inherit; box-shadow: var(--by-shadow-orange); transition: all .18s; }
.zh_au_submit:hover:not(:disabled) { filter: brightness(1.07); }
.zh_au_submit:disabled, .zh_au_submit.is_loading { opacity: .65; cursor: not-allowed; box-shadow: none; }

.zh_au_divider { position: relative; text-align: center; margin: 20px 0 16px; }
.zh_au_divider::before { content: ''; position: absolute; left: 0; right: 0; top: 50%; height: 1px; background: var(--by-line); }
.zh_au_divider span { position: relative; background: #fff; padding: 0 14px; font-size: 11.5px; font-weight: 600; letter-spacing: 1.5px; color: var(--by-ink-3); }

.zh_au_alt { text-align: center; font-size: 13.5px; color: var(--by-ink-2); }
.zh_au_alt a { color: var(--by-blue); font-weight: 700; }
.zh_au_alt a:hover { color: var(--by-orange-deep); }

.zh_au_trust { display: flex; align-items: center; justify-content: center; flex-wrap: wrap; gap: 8px 20px; margin-top: 22px; padding-top: 16px; border-top: 1px dashed var(--by-line); font-size: 12px; color: var(--by-ink-3); }
.zh_au_trust span { display: inline-flex; align-items: center; gap: 6px; }
.zh_au_trust i { color: var(--by-blue); }

/* 注册页字段两列 */
.zh_au_row2 { display: grid; grid-template-columns: 1fr 1fr; gap: 0 14px; }

/* 协议勾选 */
.zh_au_agree { display: flex; align-items: flex-start; gap: 8px; font-size: 12.5px; line-height: 1.7; color: var(--by-ink-2); margin: 4px 0 16px; }
.zh_au_agree input { width: 15px; height: 15px; margin-top: 3px; flex-shrink: 0; accent-color: var(--by-orange); }
.zh_au_agree a { color: var(--by-blue); }
.zh_au_agree a:hover { color: var(--by-orange-deep); }

@media (max-width: 900px) {
    .zh_au_wrap { padding: 26px 16px; min-height: 0; }
    .zh_au_wrap::before, .zh_au_wrap::after { height: 130px; }
    .zh_au_split { grid-template-columns: 1fr; max-width: 460px; }
    .zh_au_brand { display: none; }
    .zh_au_panel { padding: 30px 24px; }
    .zh_au_logo { display: block; text-align: center; margin-bottom: 20px; }
    .zh_au_logo img { height: 38px; margin: 0 auto; }
    .zh_au_head { text-align: center; }
    .zh_au_head h1 { font-size: 22px; }
    .zh_au_row2 { grid-template-columns: 1fr; }
}