/* =========================================================
   洗车会员服务平台 · 后台登录页
   类名为 login.js 的 DOM 契约，不可改名
   ========================================================= */
:root {
    --cw-primary: #10b3a3;
    --cw-primary-600: #0d9c8e;
    --cw-primary-700: #0a7f74;
    --cw-primary-soft: #e7f7f5;
    --cw-danger: #e5484d;
    --cw-text: #1e2a36;
    --cw-muted: #8592a3;
    --cw-border: #e3e9ef;
    --cw-ease: cubic-bezier(.4, 0, .2, 1);
}

* { box-sizing: border-box; }

html, body {
    height: 100%;
    margin: 0;
    padding: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;
    font-size: 14px;
    color: var(--cw-text);
    background: #eef2f7;
    -webkit-font-smoothing: antialiased;
}

/* ---------- 外层 ---------- */
.cw-login-wrap {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 28px;
    background:
        radial-gradient(900px 460px at 12% 8%, rgba(16, 179, 163, .16), transparent 62%),
        radial-gradient(760px 420px at 92% 92%, rgba(36, 119, 212, .14), transparent 60%),
        linear-gradient(140deg, #eff4f9 0%, #f6f9fb 48%, #eaf6f4 100%);
    position: relative;
    overflow: hidden;
}

.cw-login-wrap::after {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(16, 32, 54, .028) 1px, transparent 1px),
        linear-gradient(90deg, rgba(16, 32, 54, .028) 1px, transparent 1px);
    background-size: 44px 44px;
    pointer-events: none;
}

.cw-login-split {
    position: relative;
    z-index: 2;
    width: 940px;
    max-width: 100%;
    min-height: 540px;
    display: grid;
    grid-template-columns: 1.06fr 1fr;
    background: #fff;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 26px 70px rgba(16, 32, 54, .18), 0 2px 6px rgba(16, 32, 54, .04);
}

/* ---------- 左侧品牌 ---------- */
.cw-login-brand {
    background: linear-gradient(155deg, #17485a 0%, #10263a 52%, #0b1f2e 100%);
    color: #fff;
    padding: 52px 44px;
    position: relative;
    overflow: hidden;
}

.cw-login-brand::before {
    content: '';
    position: absolute;
    width: 340px;
    height: 340px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(16, 179, 163, .34), transparent 68%);
    right: -140px;
    top: -120px;
}

.cw-login-brand::after {
    content: '';
    position: absolute;
    width: 240px;
    height: 240px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(36, 119, 212, .26), transparent 70%);
    left: -100px;
    bottom: -90px;
}

.cw-brand-inner { position: relative; z-index: 2; }

.cw-brand-logo {
    width: 58px;
    height: 58px;
    border-radius: 16px;
    background: linear-gradient(135deg, #22d0be, var(--cw-primary-700));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 30px;
    color: #fff;
    margin-bottom: 24px;
    box-shadow: 0 10px 26px rgba(16, 179, 163, .42);
}

.cw-login-brand h2 {
    margin: 0 0 8px;
    font-size: 26px;
    font-weight: 600;
    letter-spacing: .6px;
}

.cw-brand-sub {
    margin: 0 0 34px;
    font-size: 13px;
    color: rgba(255, 255, 255, .58);
    letter-spacing: .8px;
}

.cw-brand-list { list-style: none; margin: 0; padding: 0; }

.cw-brand-list li {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 13.5px;
    color: rgba(255, 255, 255, .78);
    padding: 9px 0;
}

.cw-brand-list i { color: #22d0be; font-size: 15px; }

/* ---------- 右侧表单 ---------- */
.cw-login-panel {
    padding: 52px 48px;
    display: flex;
    align-items: center;
}

.cw-panel-inner { width: 100%; }

.cw-panel-inner h3 {
    margin: 0 0 6px;
    font-size: 23px;
    font-weight: 600;
    color: var(--cw-text);
    letter-spacing: -.2px;
}

.cw-panel-tip { margin: 0 0 30px; font-size: 13px; color: var(--cw-muted); }

.cw-field { position: relative; margin-bottom: 16px; }

.cw-field-icon {
    position: absolute;
    left: 15px;
    top: 50%;
    transform: translateY(-50%);
    color: #a4b0bf;
    font-size: 17px;
    z-index: 2;
    pointer-events: none;
    transition: color .2s;
}

.cw-field:focus-within .cw-field-icon { color: var(--cw-primary); }

.cw-field .layui-input {
    height: 48px;
    line-height: 48px;
    padding-left: 44px;
    border: 1px solid var(--cw-border);
    border-radius: 10px;
    background: #f8fafc;
    font-size: 14px;
    color: var(--cw-text);
    transition: border-color .2s, background .2s, box-shadow .2s;
}

.cw-field .layui-input::placeholder { color: #a9b4c1; }

.cw-field .layui-input:hover { border-color: #d3dce5; }

.cw-field .layui-input:focus {
    border-color: var(--cw-primary) !important;
    background: #fff;
    box-shadow: 0 0 0 4px rgba(16, 179, 163, .13);
}

.cw-field-captcha .layui-input { padding-right: 128px; }

.cw-captcha-img {
    position: absolute;
    right: 6px;
    top: 50%;
    transform: translateY(-50%);
    width: 112px;
    height: 38px;
    border-radius: 8px;
    cursor: pointer;
    border: 1px solid var(--cw-border);
    background: #fff;
    transition: border-color .2s;
}

.cw-captcha-img:hover { border-color: var(--cw-primary); }

.cw-login-btn {
    width: 100%;
    height: 48px;
    border: 0;
    border-radius: 10px;
    background: linear-gradient(135deg, #1cc7b5, var(--cw-primary-600));
    color: #fff;
    font-size: 15.5px;
    font-weight: 500;
    letter-spacing: 4px;
    cursor: pointer;
    margin-top: 8px;
    box-shadow: 0 8px 20px rgba(16, 179, 163, .32);
    transition: transform .15s var(--cw-ease), box-shadow .2s, opacity .2s;
}

.cw-login-btn:hover { box-shadow: 0 12px 26px rgba(16, 179, 163, .42); }
.cw-login-btn:active { transform: translateY(1px); }
.cw-login-btn:disabled { opacity: .72; cursor: not-allowed; box-shadow: none; }

.cw-login-error {
    min-height: 20px;
    margin: 12px 0 0;
    font-size: 13px;
    color: var(--cw-danger);
    text-align: center;
}

.cw-login-foot {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    margin-top: 28px;
    padding-top: 18px;
    border-top: 1px solid #eef2f6;
    font-size: 12px;
    color: #a4b0bf;
}

@media (max-width: 860px) {
    .cw-login-split { grid-template-columns: 1fr; min-height: auto; border-radius: 16px; }
    .cw-login-brand { padding: 34px 30px; }
    .cw-brand-list { display: none; }
    .cw-brand-sub { margin-bottom: 0; }
    .cw-login-panel { padding: 34px 28px 40px; }
}

/* 兼容 layui 输入框默认高度 */
.cw-field .layui-input:not([type="checkbox"]) { display: block; }