:root {
  --lamp-bg: #121417;
  --lamp-bg-on: #1c1f24;
  --lamp-shade: #f5f0e6;
  --lamp-base: #d1ccc2;
  --handout-blue: #1787dc;
  --handout-purple: #9627ff;
  --lamp-accent: #4fa0ed;
  --lamp-on: 0;
  --lamp-transition: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

html,
body {
  min-height: 100%;
}

body {
  background: var(--lamp-bg);
  overflow: hidden;
}

.lamp-login-page {
  position: relative;
  min-height: 100vh;
  width: 100%;
  display: grid;
  place-items: center;
  padding: 28px;
  background: var(--lamp-bg);
  transition: background var(--lamp-transition);
}

.lamp-login-page:before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 45% 43%, rgba(23, 135, 220, 0.30), transparent 32%),
    radial-gradient(circle at 58% 43%, rgba(150, 39, 255, 0.46), transparent 48%);
  opacity: var(--lamp-on);
  pointer-events: none;
  transition: opacity var(--lamp-transition);
}

.lamp-login-page.is-on {
  --lamp-on: 1;
  background: var(--lamp-bg-on);
}

.lamp-login-container {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8vmin;
  flex-wrap: wrap;
  width: 100%;
  max-width: 1000px;
}

.lamp-wrapper {
  position: relative;
  width: 280px;
  height: 400px;
  display: flex;
  justify-content: center;
}

.lamp-svg {
  width: 100%;
  height: 100%;
  overflow: visible;
}

.lamp-shade {
  fill: var(--lamp-shade);
  filter: drop-shadow(0 0 18px rgba(23, 135, 220, 0.18));
  transition: fill var(--lamp-transition), filter var(--lamp-transition);
}

.lamp-login-page.is-on .lamp-shade {
  fill: #fff;
  filter: drop-shadow(0 0 30px rgba(23, 135, 220, 0.34)) drop-shadow(0 0 52px rgba(150, 39, 255, 0.42));
}

.lamp-base {
  fill: var(--lamp-base);
}

.inner-glow {
  fill: url(#handoutGlow);
  opacity: var(--lamp-on);
  filter: blur(15px);
  transition: opacity var(--lamp-transition);
}

.cord-line {
  stroke: #59606a;
  stroke-width: 2;
}

.cord-bead {
  fill: var(--lamp-accent);
  filter: drop-shadow(0 0 8px rgba(23, 135, 220, 0.45));
}

.cord-hit {
  cursor: grab;
}

.cord-hit:active {
  cursor: grabbing;
}

.login-form {
  width: 340px;
  padding: 2.35rem 2.5rem 2.5rem;
  border-radius: 30px;
  background: linear-gradient(145deg, rgba(23, 135, 220, 0.08), rgba(150, 39, 255, 0.16)), rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3), inset 0 1px 0 rgba(150, 39, 255, 0.18);
  opacity: 0;
  pointer-events: none;
  transform: translateY(30px);
  transition: opacity 0.7s cubic-bezier(0.175, 0.885, 0.32, 1.275), transform 0.7s cubic-bezier(0.175, 0.885, 0.32, 1.275), box-shadow 0.4s ease;
}

.lamp-login-page.is-on .login-form {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.lamp-login-page.is-on .login-form:hover {
  transform: translateY(-2px);
  box-shadow: 0 24px 48px rgba(0, 0, 0, 0.34);
}

.lamp-login-logo {
  display: block;
  width: min(220px, 100%);
  height: auto;
  margin: 0 auto 1.35rem;
  border-radius: 4px;
}

.login-form h2 {
  color: #fff;
  text-align: center;
  margin: 0 0 1.2rem;
  font-weight: 600;
  font-size: 1.5rem;
  line-height: 1.2;
}

.logout-message {
  margin: 0 0 1.2rem;
  padding: 10px 14px;
  border: 1px solid rgba(79, 160, 237, 0.32);
  border-radius: 12px;
  color: #dff0ff;
  background: linear-gradient(135deg, rgba(23, 135, 220, 0.18), rgba(150, 39, 255, 0.18));
  font-size: 0.9rem;
  font-weight: 600;
  text-align: center;
}

.lamp-login-page.logout-only .logout-message {
  margin-bottom: 0;
}

.lamp-login-page:not(.logout-only) .logout-message {
  display: none;
}

.lamp-login-page.logout-only .login-fields {
  display: none;
}

.login-form .form-group {
  margin-bottom: 1.2rem;
}

.login-form .form-group label {
  display: block;
  color: #aab0ba;
  margin-bottom: 0.5rem;
  margin-left: 5px;
  font-size: 0.85rem;
  text-transform: none;
}

.login-form .form-group input {
  width: 100%;
  min-height: 48px;
  padding: 13px 18px;
  border: 1px solid transparent;
  border-radius: 15px;
  outline: none;
  color: #fff;
  background: rgba(255, 255, 255, 0.07);
  transition: border-color 0.3s ease, background 0.3s ease, box-shadow 0.3s ease;
  font-size: 1rem;
  box-shadow: none;
}

.login-form .form-group input::placeholder {
  color: rgba(255, 255, 255, 0.34);
}

.login-form .form-group input:focus {
  border-color: var(--handout-blue);
  background: rgba(255, 255, 255, 0.12);
  box-shadow: 0 0 0 4px rgba(23, 135, 220, 0.12);
  color: #fff;
}

.login-btn {
  width: 100%;
  min-height: 48px;
  padding: 14px 18px;
  margin-top: 10px;
  border: none;
  border-radius: 15px;
  cursor: pointer;
  font-size: 1rem;
  font-weight: 700;
  color: #fff;
  background: linear-gradient(135deg, var(--handout-blue), #5b55f1, var(--handout-purple), #6f2cff);
  background-size: 220% 220%;
  transition: transform 0.3s ease, box-shadow 0.3s ease, background-position 0.3s ease;
  box-shadow: 0 10px 24px rgba(23, 135, 220, 0.24);
}

.login-btn:hover,
.login-btn:focus {
  transform: scale(1.02);
  background-position: 100% 50%;
  box-shadow: 0 14px 30px rgba(150, 39, 255, 0.34);
}

label.error {
  color: #ff8f8f !important;
  margin-top: 6px;
}

.loading {
  z-index: 9999;
}

@media (max-width: 767.98px) {
  body {
    overflow: auto;
  }

  .lamp-login-page {
    align-items: flex-start;
    padding: 24px 18px;
  }

  .lamp-login-container {
    gap: 18px;
  }

  .lamp-wrapper {
    width: 220px;
    height: 275px;
    margin-top: -22px;
  }

  .login-form {
    width: min(340px, 100%);
    padding: 1.8rem;
    border-radius: 24px;
  }

  .lamp-login-logo {
    width: min(200px, 100%);
  }
}

@media (prefers-reduced-motion: reduce) {
  .lamp-login-page,
  .lamp-login-page:before,
  .lamp-shade,
  .inner-glow,
  .login-form,
  .login-form .form-group input,
  .login-btn {
    transition: none;
  }

  .login-form:hover,
  .login-btn:hover,
  .login-btn:focus {
    transform: none;
  }
}