/* ============================================================
   Modern Login Page  (main + contract share)
   Theme: .theme-member (brand red) / .theme-contract (business blue)
   ============================================================ */
*{margin:0;padding:0;box-sizing:border-box;}
html,body{height:100%;}
body{font-family:"Microsoft YaHei","Segoe UI",Arial,sans-serif;color:#333;background:#f4f5f7;}
a{text-decoration:none;color:inherit;}
ul,li{list-style:none;}

.lg-page{
  --theme:#e1251b; --theme2:#ff6a5e; --theme-soft:rgba(225,37,27,.08); --theme-border:rgba(225,37,27,.35);
  --arc1:rgba(255,176,150,.22); --arc2:rgba(255,202,172,.20); --arc3:rgba(255,190,170,.15);
  --base1:#ffffff; --base2:#fffaf7; --base3:#fdf0ea;
  --hue:rgba(255,172,140,.22);
  position:relative;display:flex;flex-direction:column;min-height:100%;
  background:
    radial-gradient(1350px 980px at 95% 104%, var(--arc1), transparent 58%),
    radial-gradient(1080px 820px at 66% 122%, var(--arc2), transparent 55%),
    radial-gradient(980px 660px at 100% -12%, var(--arc3), transparent 60%),
    linear-gradient(115deg,var(--base1) 0%,var(--base2) 50%,var(--base3) 100%);
  transition:background .45s ease;
}
.lg-page.theme-contract{
  --theme:#2b5cde; --theme2:#5a8bff; --theme-soft:rgba(43,92,222,.09); --theme-border:rgba(43,92,222,.35);
  --arc1:rgba(150,182,255,.24); --arc2:rgba(184,208,255,.20); --arc3:rgba(170,196,255,.16);
  --base1:#ffffff; --base2:#f8fbff; --base3:#ebf2ff;
}

/* hue wash layer (changes per carousel slide) */
.lg-hue{position:absolute;inset:0;z-index:0;pointer-events:none;
  background-color:var(--hue);transition:background-color .9s ease;}

/* ---------- top bar ---------- */
.lg-topbar{position:relative;z-index:1;height:84px;display:flex;align-items:center;justify-content:space-between;padding:0 80px;}
.lg-brand{display:flex;align-items:center;}
.lg-logo{height:46px;width:auto;display:block;}
.lg-brandtext{margin-left:14px;display:flex;flex-direction:row;align-items:center;line-height:1.2;}
.lg-brandname{font-size:20px;font-weight:bold;color:var(--theme);letter-spacing:1px;transition:color .45s ease;}
.lg-branddiv{margin:0 12px;color:#cfcfcf;font-size:18px;}
.lg-brandtag{font-size:15px;color:#666;}
.lg-toplink{font-size:14px;color:#666;}
.lg-toplink a{margin:0 8px;transition:color .2s;}
.lg-toplink a:hover{color:var(--theme);}

/* ---------- main ---------- */
.lg-main{position:relative;z-index:1;flex:1;display:flex;align-items:center;justify-content:flex-start;gap:45px;padding:24px 80px 30px;width:100%;max-width:1760px;margin:0 auto;}

/* left promo (carousel) */
.lg-promo{position:relative;flex:0 1 700px;min-width:0;margin-left:230px;}
.lg-promo-viewport{overflow:hidden;width:100%;aspect-ratio:4/3;}
.lg-promo-track{width:100%;transition:transform .55s cubic-bezier(.4,0,.2,1);}
.lg-promo-slide{width:100%;aspect-ratio:4/3;}

/* 126-style text over scene slide (full-width, fused) */
.lg-promo-textslide{position:relative;padding:34px 30px 18px;}
.lg-promo-copy{position:relative;z-index:2;display:flex;flex-direction:column;}
.lg-promo-scene{position:absolute;left:0;right:0;top:0;bottom:0;z-index:1;
  display:flex;align-items:flex-end;justify-content:center;}
.lg-promo-scene img{width:100%;height:100%;display:block;object-fit:contain;transform:translateX(80px);}
.lg-promo-badge{align-self:flex-start;font-size:14px;font-weight:600;color:var(--theme);background:var(--theme-soft);
  border:1px solid var(--theme-border);border-radius:20px;padding:6px 18px;margin-bottom:15px;transition:all .45s ease;}
.lg-promo-title{font-size:36px;font-weight:800;line-height:1.2;color:#1d2433;margin-bottom:9px;letter-spacing:.5px;}
.lg-promo-sub{font-size:16px;font-weight:500;line-height:1.5;color:#c06a52;margin-bottom:13px;}
.theme-contract .lg-promo-sub{color:#5a6fb0;}
.lg-promo-chips{display:flex;flex-wrap:wrap;gap:9px;margin-bottom:16px;}
.lg-promo-chip{font-size:13px;color:#5a6478;background:rgba(255,255,255,.92);border:1px solid #e7eaf2;
  border-radius:15px;padding:4px 14px;}
.lg-promo-btn{align-self:flex-start;font-size:16px;font-weight:700;color:#fff;border-radius:26px;padding:11px 40px;
  background:linear-gradient(135deg,var(--theme),var(--theme2));
  box-shadow:0 10px 22px var(--theme-border);transition:transform .2s,box-shadow .2s;}
.lg-promo-btn:hover{transform:translateY(-2px);box-shadow:0 14px 28px var(--theme-border);}

/* carousel arrows on the left edge */
.lg-promo-arrows{position:fixed;left:18px;top:50%;transform:translateY(-50%);z-index:60;
  display:flex;flex-direction:column;gap:14px;}
.lg-promo-arrow{width:40px;height:40px;border-radius:50%;background:#fff;border:1px solid #e4e7ee;
  display:flex;align-items:center;justify-content:center;color:#8a909c;font-size:13px;cursor:pointer;
  box-shadow:0 6px 16px rgba(30,40,70,.12);transition:all .2s;}
.lg-promo-arrow:hover{color:#fff;background:var(--theme);border-color:var(--theme);}

/* carousel dots */
.lg-promo-dots{display:flex;justify-content:center;gap:8px;margin-top:16px;}
.lg-promo-dot{width:8px;height:8px;border-radius:50%;background:#d3d8e0;cursor:pointer;transition:all .25s;}
.lg-promo-dot.on{width:22px;border-radius:5px;background:var(--theme);}

/* right card */
.lg-card{width:400px;flex:none;margin-left:0;background:#fff;border-radius:16px;box-shadow:0 18px 50px rgba(31,45,80,.14);
  padding:0 36px 30px;overflow:hidden;opacity:1;animation:lgCardIn .5s ease both;}
@keyframes lgCardIn{from{transform:translateY(18px);}to{transform:translateY(0);}}
.lg-content-in{animation:lgContentIn .38s ease;}
@keyframes lgContentIn{from{transform:translateY(12px);}to{transform:translateY(0);}}

/* tabs */
.lg-tabs{position:relative;display:flex;margin:0 -36px 26px;border-bottom:1px solid #eee;}
.lg-tab{flex:1;text-align:center;height:54px;line-height:54px;font-size:17px;color:#999;cursor:pointer;
  transition:color .3s ease;}
.lg-tab:hover{color:var(--theme);}
.lg-tab-on{color:var(--theme);font-weight:bold;}
.lg-tab-indicator{position:absolute;bottom:-1px;left:0;width:50%;height:3px;border-radius:3px;
  background:linear-gradient(90deg,var(--theme),var(--theme2));
  transition:left .34s cubic-bezier(.4,0,.2,1),background .45s ease;}

/* fields */
.lg-field{position:relative;margin-bottom:18px;}
.lg-ico{position:absolute;left:14px;top:50%;width:18px;height:18px;margin-top:-9px;display:block;}
.lg-ico:before{color:#b5b5b5;font-size:18px;line-height:18px;}
.lg-ico-user:before{content:"\2637";}
.lg-ico-pwd:before{content:"\25C9";}
.lg-field input{width:100%;height:48px;border:1px solid #e2e2e2;border-radius:10px;padding:0 14px 0 44px;
  font-size:15px;color:#333;background:#fafafa;outline:none;transition:border-color .25s,background .25s,box-shadow .25s;}
.lg-field input::placeholder{color:#bbb;}
.lg-field input:focus{border-color:var(--theme);background:#fff;box-shadow:0 0 0 3px var(--theme-soft);}

/* options */
.lg-options{display:flex;align-items:center;justify-content:space-between;font-size:13px;color:#777;margin:4px 2px 18px;}
.lg-options label{display:flex;align-items:center;cursor:pointer;}
.lg-options input{margin-right:6px;accent-color:var(--theme);}
.lg-forget{color:#888;transition:color .2s;}
.lg-forget:hover{color:var(--theme);}
.lg-options-2{margin:-8px 2px 16px;justify-content:flex-start;}

/* password field suffix: clear + eye */
.lg-field input.has-suffix{padding-right:72px;}
.lg-suf{position:absolute;top:50%;transform:translateY(-50%);display:none;align-items:center;justify-content:center;
  width:30px;height:30px;color:#aab0bb;cursor:pointer;border-radius:50%;}
.lg-suf svg{width:19px;height:19px;display:block;}
.lg-suf:hover{color:var(--theme);background:var(--theme-soft);}
.lg-suf-x{right:34px;}
.lg-suf-eye{right:6px;display:flex;color:#9aa1ad;}
.lg-suf-eye svg{width:21px;height:21px;}

/* submit */
.lg-submit{display:block;width:100%;height:50px;line-height:50px;text-align:center;color:#fff;font-size:17px;
  letter-spacing:4px;border-radius:10px;cursor:pointer;
  background:linear-gradient(90deg,var(--theme),var(--theme2));
  box-shadow:0 10px 22px var(--theme-soft);
  transition:filter .25s,box-shadow .25s,background .45s;}
.lg-submit:hover{filter:brightness(1.05);text-decoration:none;}
.lg-submit:active{transform:translateY(1px);}
.lg-submit.is-disabled{opacity:.6;cursor:not-allowed;filter:grayscale(.2);}

/* error */
.lg-error{display:none;margin-top:12px;font-size:13px;color:#e1251b;background:#fdecec;border-radius:8px;
  padding:9px 12px;line-height:1.5;}
.lg-error.show{display:block;animation:lgShake .4s;}
@keyframes lgShake{0%,100%{transform:translateX(0);}25%{transform:translateX(-5px);}75%{transform:translateX(5px);}}

/* divider */
.lg-divide{display:flex;align-items:center;margin:24px 0 16px;color:#bbb;font-size:12px;}
.lg-divide:before,.lg-divide:after{content:"";flex:1;height:1px;background:#eee;}
.lg-divide span{padding:0 14px;}

/* third party */
.lg-third{display:flex;justify-content:center;gap:18px;}
.lg-third img{height:34px;width:auto;border:1px solid #eee;border-radius:8px;transition:transform .2s,box-shadow .2s;}
.lg-third a:hover img{transform:translateY(-2px);box-shadow:0 6px 14px rgba(0,0,0,.1);}

/* register */
.lg-reg{text-align:center;font-size:13px;color:#888;margin-top:18px;}
.lg-reg a{color:var(--theme);font-weight:bold;transition:color .45s;}
.lg-reg a:hover{text-decoration:underline;}

/* ---------- footer ---------- */
.lg-footer{text-align:center;font-size:12px;color:#999;padding:22px 20px 26px;line-height:2;}
.lg-footer a:hover{color:var(--theme);}
.lg-footer .lg-record{color:#aaa;}

/* responsive */
@media (max-width:960px){
  .lg-promo{display:none;}
  .lg-main{gap:0;}
}
@media (max-width:480px){
  .lg-card{width:100%;margin-left:0;}
  .lg-topbar{padding:0 18px;}
  .lg-branddiv,.lg-brandtag,.lg-toplink .lg-hide-sm{display:none;}
}

/* ===== 会员验证码（滑块拼图 / 数字字符） ===== */
.lg-captcha{margin:0 0 14px;}
.cap{margin:0;}
.cap-canvas{position:relative;width:100%;max-width:320px;height:170px;border-radius:12px;overflow:hidden;background:#0d2b45;box-shadow:inset 0 0 0 1px rgba(0,0,0,.15);}
.cap-bg{display:block;width:100%;max-width:320px;height:170px;}
.cap-piece{position:absolute;left:0;top:0;width:57px;height:57px;pointer-events:none;filter:drop-shadow(0 2px 4px rgba(0,0,0,.45));}
.cap-refresh{position:absolute;right:8px;top:8px;width:30px;height:30px;border:0;border-radius:8px;cursor:pointer;background:rgba(0,0,0,.42);color:#fff;font-size:17px;line-height:1;display:flex;align-items:center;justify-content:center;}
.cap-refresh:hover{background:rgba(0,0,0,.62);}
.cap-track{position:relative;width:100%;max-width:320px;height:42px;margin-top:10px;border-radius:10px;background:#eef2f7;border:1px solid #e2e2e2;overflow:hidden;touch-action:none;user-select:none;}
.cap-fill{position:absolute;left:0;top:0;bottom:0;width:0;background:var(--theme-soft);}
.cap-tip{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;font-size:13px;color:#8a99ab;pointer-events:none;letter-spacing:.5px;}
.cap-slider{position:absolute;left:0;top:0;width:42px;height:40px;border-radius:9px;cursor:grab;touch-action:none;user-select:none;-webkit-user-select:none;background:linear-gradient(135deg,#2b3a4a,#14202c);color:#fff;font-size:20px;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 12px rgba(0,0,0,.3);transition:background .15s;}
.cap-track.ok{background:#e6f7ef;border-color:#b6e8cf;}
.cap-track.ok .cap-slider{background:linear-gradient(135deg,#22c55e,#18a058);cursor:default;}
.cap-track.ok .cap-tip{color:#18a058;font-weight:600;}
.cap-track.fail{background:#fdecec;border-color:#f3c2c4;animation:capshake .4s;}
.cap-track.fail .cap-slider{background:linear-gradient(135deg,#ef5b5f,#d23b3f);}
.cap-track.fail .cap-tip{color:#d23b3f;}
@keyframes capshake{0%,100%{transform:translateX(0);}25%{transform:translateX(-6px);}75%{transform:translateX(6px);}}
.cap-text{display:flex;gap:8px;align-items:center;margin:0;}
.cap-text input{flex:1;min-width:0;height:44px;padding:0 12px;border:1px solid #e2e2e2;border-radius:10px;font-size:15px;letter-spacing:2px;color:#333;background:#f7fafc;outline:none;}
.cap-text input:focus{border-color:var(--theme);background:#fff;box-shadow:0 0 0 3px var(--theme-soft);}
.cap-text img{width:108px;height:44px;flex:0 0 108px;border:1px solid #e2e2e2;border-radius:10px;background:#f7fafc;display:block;cursor:pointer;}
.cap-text .cap-tbtn{width:44px;height:44px;flex:0 0 44px;border:1px solid #e2e2e2;border-radius:10px;background:#f7fafc;cursor:pointer;font-size:18px;color:#5a6b80;padding:0;}
.cap-text .cap-tbtn:hover{border-color:var(--theme);color:var(--theme);}