* { margin: 0; padding: 0; box-sizing: border-box; }


body {
  font-family: 'Inter', sans-serif;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  margin: 0;
  overflow: hidden;
  position: relative; 

  background: 
      radial-gradient(at 0% 0%, rgb(0, 217, 255) 0px, transparent 50%),
      radial-gradient(at 100% 0%, rgb(0, 255, 110) 0px, transparent 50%),
      radial-gradient(at 100% 100%, rgb(131, 0, 254) 0px, transparent 50%),
      radial-gradient(at 0% 100%, rgb(255, 200, 0) 0px, transparent 50%),
      #f8faff;
}


body::before {
    content: "";
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background-image: 
        linear-gradient(rgba(42, 33, 133, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(42, 33, 133, 0.03) 1px, transparent 1px);
    background-size: 40px 40px; 
    pointer-events: none;
    z-index: 0;
}


body::after {
    content: "";
    position: absolute;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(0, 242, 254, 0.15) 0%, transparent 70%);
    top: 15%;
    right: -150px;
    z-index: 0;
    animation: backgroundDrift 25s linear infinite alternate;
    pointer-events: none;
}


@keyframes backgroundDrift {
    from { transform: translate(0, 0) scale(1); }
    to { transform: translate(-300px, 150px) scale(1.3); }
}


.container {
  position: relative;
  z-index: 10;
  width: 100%;
  max-width: 420px;
}


.logo-area {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-bottom: 2rem;
}
.logo-icon {
  width: 52px; height: 52px;
  background: #2a2185;
  border-radius: 16px;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 1rem;
  box-shadow: 0 8px 24px rgba(42,33,133,0.35);
}
.logo-icon svg { width: 26px; height: 26px; color: white; }
.logo-area h1 {
  font-size: 1.5rem;
  font-weight: 700;
  color: #1e1b4b;
}
.logo-area p {
  font-size: 0.875rem;
  color: #6b7280;
  margin-top: 4px;
}

.card {
  background: #ffffff;
  border: 1px solid #e5e7eb;
  border-radius: 24px;
  padding: 2rem;
  box-shadow: 0 20px 60px rgba(0,0,0,0.07);
}

.form-group {
  margin-bottom: 1.25rem;
}
.form-group label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  color: #374151;
  margin-bottom: 6px;
}
.input-wrap {
  position: relative;
}
.input-wrap > svg {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  width: 16px; height: 16px;
  color: #9ca3af;
  pointer-events: none;
}
.input-wrap input {
  width: 100%;
  padding: 0.65rem 0.75rem 0.65rem 2.5rem;
  border: 1px solid #d1d5db;
  border-radius: 12px;
  font-size: 0.9rem;
  color: #111827;
  background: #f9fafb;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.input-wrap input:focus {
  border-color: #2a2185;
  box-shadow: 0 0 0 3px rgba(99,102,241,0.15);
  background: #fff;
}
.toggle-pw {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  cursor: pointer;
  color: #9ca3af;
  display: flex; align-items: center;
}
.toggle-pw:hover { color: #374151; }
.toggle-pw svg { width: 16px; height: 16px; }


.msg {
  font-size: 0.85rem;
  padding: 0.65rem 1rem;
  border-radius: 10px;
  margin-bottom: 1rem;
}
.msg.error { background: #fee2e2; color: #dc2626; }
.msg.success { background: #d1fae5; color: #059669; }


.btn-submit {
  width: 100%;
  padding: 0.8rem;
  background: #2a2185;
  color: white;
  font-size: 1rem;
  font-weight: 600;
  border: none;
  border-radius: 12px;
  cursor: pointer;
  box-shadow: 0 6px 20px rgba(99,102,241,0.3);
  transition: background 0.2s, transform 0.1s;
}
.btn-submit:hover { background: #2a2185; }
.btn-submit:active { transform: scale(0.98); }

.switch-mode {
  text-align: center;
  font-size: 0.875rem;
  color: #6b7280;
  margin-top: 1.25rem;
}
.switch-mode button {
  background: none;
  border: none;
  color: #2a2185;
  font-weight: 600;
  cursor: pointer;
}
.switch-mode button:hover { text-decoration: underline; }


.hidden { display: none; }