/* 登录 / 注册 */
.auth-wrap { min-height: 100vh; display: grid; grid-template-columns: 1.12fr .88fr; background: #F4F6F4; }
.auth-art { position: relative; overflow: hidden; background: #08231D; color: #EAF6F1; padding: 44px 52px; display: flex; flex-direction: column;
  background-image:
    radial-gradient(900px 460px at 8% -8%, rgba(28, 138, 108, .52), transparent 64%),
    radial-gradient(620px 420px at 96% 108%, rgba(217, 154, 62, .18), transparent 66%),
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='900' height='900' viewBox='0 0 900 900'%3E%3Cg fill='none' stroke='%23ffffff' stroke-opacity='.055' stroke-width='1'%3E%3Cpath d='M-100 240C100 150 300 210 450 320s360 80 560-60'/%3E%3Cpath d='M-100 310C100 220 300 280 450 390s360 80 560-60'/%3E%3Cpath d='M-100 380C100 290 300 350 450 460s360 80 560-60'/%3E%3Cpath d='M-100 450C100 360 300 420 450 530s360 80 560-60'/%3E%3Cpath d='M-100 520C100 430 300 490 450 600s360 80 560-60'/%3E%3Cpath d='M-100 590C100 500 300 560 450 670s360 80 560-60'/%3E%3C/g%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: center; background-size: cover;
}
.auth-art::before { content: ''; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 40%, rgba(5, 22, 18, .55)); }
.auth-brand { display: flex; align-items: center; gap: 11px; position: relative; z-index: 2; }
.auth-brand .brand-mark { width: 40px; height: 40px; flex: 0 0 40px; }
.auth-brand b { font-size: 15px; letter-spacing: .02em; display: block; }
.auth-brand small { font-size: 9.5px; letter-spacing: .26em; opacity: .5; text-transform: uppercase; }
.auth-hero { position: relative; z-index: 2; margin-top: auto; margin-bottom: auto; padding-top: 50px; }
.auth-kicker { display: inline-flex; align-items: center; gap: 8px; font-size: 10.5px; letter-spacing: .2em; color: #9FD9C5; border: 1px solid rgba(159, 217, 197, .22); background: rgba(255,255,255,.04); padding: 5px 11px; border-radius: 20px; }
.auth-hero h1 { font-size: 40px; line-height: 1.2; letter-spacing: -.025em; margin: 22px 0 14px; font-weight: 700; color: #F4FCF8; }
.auth-hero h1 em { font-style: normal; color: #F0BE70; }
.auth-hero p { font-size: 13px; line-height: 1.85; color: rgba(226, 242, 236, .66); max-width: 440px; }
.auth-ladder { margin-top: 38px; max-width: 470px; }
.ladder-head { display: flex; align-items: center; justify-content: space-between; font-size: 10px; letter-spacing: .14em; color: rgba(226,242,236,.42); margin-bottom: 10px; }
.ladder-bars { display: flex; align-items: flex-end; gap: 7px; height: 92px; }
.ladder-col { flex: 1; display: flex; flex-direction: column; align-items: center; gap: 7px; }
.ladder-col i { display: block; width: 100%; border-radius: 4px 4px 0 0; opacity: .92; position: relative; }
.ladder-col span { font-size: 9.5px; color: rgba(226,242,236,.5); font-family: 'Inter'; }
.ladder-col b { font-size: 9px; color: rgba(226,242,236,.75); font-weight: 500; }
.auth-stats { display: flex; gap: 34px; margin-top: 34px; position: relative; z-index: 2; }
.auth-stats div b { display: block; font-family: 'Inter'; font-size: 22px; font-weight: 700; letter-spacing: -.02em; color: #F4FCF8; }
.auth-stats div span { font-size: 10.5px; color: rgba(226,242,236,.48); }
.auth-art .foot { position: relative; z-index: 2; font-size: 10.5px; color: rgba(226, 242, 236, .35); margin-top: 38px; display: flex; justify-content: space-between; }

.auth-panel { display: flex; align-items: center; justify-content: center; padding: 40px; position: relative; }
.auth-card { width: 100%; max-width: 380px; }
.auth-card .eyebrow { margin-bottom: 10px; }
.auth-card h2 { font-size: 24px; margin: 0 0 6px; letter-spacing: -.02em; }
.auth-card .lead { font-size: 12.5px; color: #66766F; margin: 0 0 26px; }
.auth-field { margin-bottom: 15px; }
.auth-field label { display: block; font-size: 11.5px; color: #4E6059; margin-bottom: 6px; font-weight: 500; }
.auth-input { display: flex; align-items: center; gap: 9px; height: 44px; border: 1px solid #E0E7E3; background: #FBFCFB; border-radius: 11px; padding: 0 13px; transition: .18s; }
.auth-input:focus-within { background: #fff; border-color: #8FCDB8; box-shadow: 0 0 0 4px rgba(14, 140, 110, .09); }
.auth-input i { color: #93A49D; font-size: 12.5px; width: 15px; text-align: center; }
.auth-input input { border: 0; background: transparent; outline: none; flex: 1; height: 100%; font-size: 13.5px; }
.auth-submit { width: 100%; height: 44px; border-radius: 11px; border: 0; background: linear-gradient(135deg, #129274, #0A6B55); color: #fff; font-size: 13.5px; font-weight: 600; margin-top: 8px; box-shadow: 0 14px 26px -14px rgba(14, 140, 110, .8); transition: .18s; }
.auth-submit:hover { transform: translateY(-1px); box-shadow: 0 18px 30px -14px rgba(14, 140, 110, .85); }
.auth-error { display: flex; align-items: center; gap: 8px; background: #FCF0EC; border: 1px solid #F3D6CD; color: #AE4E36; font-size: 12px; border-radius: 9px; padding: 9px 12px; margin-bottom: 16px; }
.auth-success { text-align: center; padding: 10px 0 4px; }
.auth-success .ico { width: 54px; height: 54px; border-radius: 50%; background: #E8F5EF; color: #0E8C6E; display: grid; place-items: center; font-size: 22px; margin: 0 auto 16px; }
.auth-success h3 { margin: 0 0 6px; font-size: 18px; }
.auth-success p { font-size: 12.5px; color: #66766F; line-height: 1.8; margin: 0 0 20px; }
.auth-alt { margin-top: 22px; text-align: center; font-size: 12px; color: #7A8A83; }
.auth-alt a { color: #0A6B55; font-weight: 600; }
.auth-meta { position: absolute; bottom: 22px; left: 0; right: 0; text-align: center; font-size: 10.5px; color: #A6B3AD; }
.auth-grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.auth-note { margin-top: 18px; font-size: 10.5px; color: #909E98; line-height: 1.7; border-top: 1px solid #E7ECE8; padding-top: 14px; }
.field-optional { color: #A6B3AD; font-weight: 400; }

@media (max-width: 980px) {
  .auth-wrap { grid-template-columns: 1fr; }
  .auth-art { display: none; }
  .auth-panel { min-height: 100vh; }
}