:root{
  --bg-1:#03152f;
  --bg-2:#0a2f63;
  --bg-3:#0a5fd7;
  --cyan:#3fd7ff;
  --blue:#2f6fff;
  --text:#f5f9ff;
  --muted:#b8c8e6;
  --glass:rgba(7,24,58,.58);
  --line:rgba(255,255,255,.12);
  --shadow:0 24px 60px rgba(0,0,0,.28);
}

*{box-sizing:border-box}
html,body{margin:0;padding:0;width:100%;height:100%}
body{
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background:#07152b;
  color:var(--text);
}

.login-page{
  min-height:100vh;
  overflow:hidden;
  position:relative;
  background:
    radial-gradient(circle at 12% 22%, rgba(78,215,255,.26), transparent 28%),
    radial-gradient(circle at 72% 18%, rgba(55,124,255,.28), transparent 25%),
    radial-gradient(circle at 85% 85%, rgba(39,180,255,.18), transparent 28%),
    linear-gradient(120deg, #04142d 0%, #07224b 35%, #0a3271 72%, #0e4da6 100%);
}

.login-scene{
  position:relative;
  min-height:100vh;
  overflow:hidden;
}

#litandaMotionCanvas{
  position:absolute;
  inset:0;
  width:100%;
  height:100%;
  z-index:0;
  opacity:.95;
}

.scene-grid{
  position:absolute;
  inset:0;
  z-index:1;
  pointer-events:none;
  background-image:
    linear-gradient(rgba(255,255,255,.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.03) 1px, transparent 1px);
  background-size:34px 34px;
  mask-image:linear-gradient(to bottom, rgba(0,0,0,.8), rgba(0,0,0,.25));
}

.scene-vignette{
  position:absolute;
  inset:0;
  z-index:2;
  pointer-events:none;
  background:
    radial-gradient(circle at center, transparent 45%, rgba(0,0,0,.18) 100%),
    linear-gradient(90deg, rgba(1,10,25,.32) 0%, transparent 18%, transparent 82%, rgba(1,10,25,.18) 100%);
}

.login-layout{
  position:relative;
  z-index:3;
  min-height:100vh;
  display:grid;
  grid-template-columns: 1.15fr .85fr;
  gap:48px;
  align-items:center;
  padding:40px 56px;
}

.brand-panel{
  max-width:760px;
  padding:18px 0;
}

.brand-name{
  font-size:3.25rem;
  line-height:.95;
  font-weight:900;
  letter-spacing:-.04em;
  margin:0;
}

.brand-sub{
  margin-top:10px;
  letter-spacing:.18em;
  font-size:1.05rem;
  font-weight:700;
  color:#eef6ff;
  opacity:.95;
}

.brand-chip{
  display:inline-flex;
  align-items:center;
  gap:10px;
  margin-top:28px;
  padding:12px 18px;
  border-radius:999px;
  border:1px solid rgba(120,220,255,.28);
  background:rgba(80,180,255,.08);
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.03), 0 8px 30px rgba(33,97,255,.18);
  color:#dff7ff;
  font-weight:700;
}

.chip-dot{
  width:10px;
  height:10px;
  border-radius:50%;
  background:#4af58e;
  box-shadow:0 0 14px #4af58e;
}

.hero-title{
  margin:26px 0 0;
  font-size:5.2rem;
  line-height:.94;
  font-weight:900;
  letter-spacing:-.05em;
  color:white;
  text-shadow:0 8px 28px rgba(0,0,0,.18);
}

.hero-tabs{
  display:flex;
  flex-wrap:wrap;
  gap:14px;
  margin-top:30px;
}

.hero-tab{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-width:92px;
  padding:14px 22px;
  border-radius:18px;
  border:1px solid rgba(255,255,255,.16);
  background:rgba(255,255,255,.08);
  backdrop-filter: blur(8px);
  color:#f7fbff;
  font-weight:800;
  font-size:1.05rem;
  box-shadow:0 10px 24px rgba(0,0,0,.14);
}

.brand-foot{
  margin-top:28px;
  color:#edf4ff;
  opacity:.9;
  font-size:1.05rem;
}

.login-card-wrap{
  display:flex;
  justify-content:center;
}

.login-card{
  width:min(100%, 560px);
  border-radius:34px;
  padding:32px 30px 28px;
  background:linear-gradient(180deg, rgba(6,31,77,.83), rgba(4,28,70,.68));
  border:1px solid rgba(116,184,255,.24);
  box-shadow:
    0 24px 70px rgba(0,0,0,.33),
    inset 0 0 0 1px rgba(255,255,255,.03),
    0 0 80px rgba(57,147,255,.16);
  backdrop-filter: blur(16px);
  position:relative;
}

.login-card:before{
  content:"";
  position:absolute;
  inset:-1px;
  border-radius:34px;
  pointer-events:none;
  background:linear-gradient(135deg, rgba(90,190,255,.18), transparent 30%, transparent 70%, rgba(65,122,255,.15));
  mask:linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask:linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  padding:1px;
  -webkit-mask-composite:xor;
  mask-composite:exclude;
}

.login-badge{
  display:inline-flex;
  align-items:center;
  padding:10px 16px;
  border-radius:999px;
  background:rgba(43,109,255,.18);
  border:1px solid rgba(111,183,255,.18);
  color:#cfe4ff;
  font-size:.95rem;
  font-weight:800;
  letter-spacing:.04em;
}

.login-title{
  margin:18px 0 8px;
  font-size:4rem;
  line-height:.95;
  font-weight:900;
  letter-spacing:-.04em;
}

.login-sub{
  margin:0 0 26px;
  color:#d6e2fb;
  font-size:1.15rem;
}

.field{
  margin-bottom:18px;
}

.label{
  display:block;
  margin-bottom:10px;
  color:#f7fbff;
  font-size:1.1rem;
  font-weight:800;
}

.input,
.password-input{
  width:100%;
  height:66px;
  border:none;
  outline:none;
  border-radius:18px;
  padding:0 20px;
  font-size:1.1rem;
  color:#0b1830;
  background:rgba(255,255,255,.96);
  box-shadow: inset 0 0 0 1px rgba(16,41,84,.08);
}

.password-wrap{
  position:relative;
}

.password-input{
  padding-right:110px;
}

.toggle-password{
  position:absolute;
  top:50%;
  right:12px;
  transform:translateY(-50%);
  border:none;
  outline:none;
  height:44px;
  min-width:78px;
  padding:0 14px;
  border-radius:14px;
  cursor:pointer;
  background:linear-gradient(135deg, rgba(45,95,255,.16), rgba(86,198,255,.22));
  color:#21407c;
  font-weight:800;
  transition:.2s ease;
}

.toggle-password:hover{
  filter:brightness(1.03);
  transform:translateY(-50%) scale(1.02);
}

.remember-row{
  display:flex;
  align-items:center;
  gap:12px;
  margin:8px 0 20px;
  color:#eef5ff;
  font-size:1.06rem;
}

.remember-row input{
  width:22px;
  height:22px;
}

.login-btn{
  width:100%;
  height:72px;
  border:none;
  border-radius:20px;
  cursor:pointer;
  font-size:1.28rem;
  font-weight:900;
  color:white;
  background:linear-gradient(90deg, #1d5cff 0%, #2f87ff 48%, #36c0ff 100%);
  box-shadow:0 18px 35px rgba(38,116,255,.28), inset 0 0 18px rgba(255,255,255,.08);
}

.login-btn:hover{filter:brightness(1.04)}

.card-foot{
  margin-top:20px;
  text-align:center;
  color:#d0def9;
  opacity:.92;
  font-size:1rem;
}

.error-box{
  margin-bottom:18px;
  padding:14px 16px;
  border-radius:16px;
  background:rgba(255, 70, 70, .16);
  border:1px solid rgba(255, 125, 125, .24);
  color:#ffeaea;
}

@media (max-width: 1280px){
  .hero-title{font-size:4.3rem}
  .login-title{font-size:3.3rem}
}

@media (max-width: 980px){
  .login-layout{
    grid-template-columns:1fr;
    gap:26px;
    padding:28px 22px;
  }
  .brand-panel{
    max-width:100%;
    padding-top:10px;
  }
  .hero-title{font-size:3.2rem}
  .login-card{width:100%}
}

@media (max-width: 640px){
  .brand-name{font-size:2.4rem}
  .hero-title{font-size:2.5rem}
  .login-title{font-size:2.7rem}
  .input,.password-input{height:58px}
  .login-btn{height:62px;font-size:1.12rem}
}