*,
*::before,
*::after {
  box-sizing: border-box;
}

* {
  margin: 0;
  padding: 0;
}

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

body {
  background: var(--login-page-bg);
  color: var(--login-text);
  font-family: var(--font-body);
  overflow: hidden;
}

:root {
  --login-page-bg: #020617;
  --login-panel-bg: #020617;
  --login-panel-glow: rgba(19, 186, 130, 0.1);
  --login-card-bg: #1b2433;
  --login-card-border: rgba(148, 163, 184, 0.22);
  --login-text: #e5edf7;
  --login-heading: #ffffff;
  --login-muted: #aeb8c7;
  --login-label: #c4cedc;
  --login-input-bg: #1f2938;
  --login-input-focus: #202d3e;
  --login-input-text: #eef4fb;
  --login-input-placeholder: rgba(174, 184, 199, 0.58);
  --login-brand-bg:
    radial-gradient(circle at 18% 22%, rgba(255, 255, 255, 0.16), transparent 22%),
    linear-gradient(135deg, #11a875 0%, #16c782 45%, #48dc8b 100%);
  --login-brand-grid: rgba(255, 255, 255, 0.18);
  --login-brand-dot: rgba(255, 255, 255, 0.42);
  --login-brand-text: #ffffff;
  --login-brand-muted: rgba(255, 255, 255, 0.82);
  --login-feature-bg: rgba(255, 255, 255, 0.16);
  --login-feature-border: rgba(255, 255, 255, 0.18);
  --login-shadow: 0 24px 70px rgba(0, 0, 0, 0.35);
  --login-theme-icon: #9ca7b7;
}

[data-login-theme="light"] {
  --login-page-bg: #f4f7fb;
  --login-panel-bg: #f4f7fb;
  --login-panel-glow: rgba(19, 186, 130, 0.16);
  --login-card-bg: #ffffff;
  --login-card-border: rgba(15, 23, 42, 0.1);
  --login-text: #0f172a;
  --login-heading: #0f172a;
  --login-muted: #64748b;
  --login-label: #334155;
  --login-input-bg: #f8fafc;
  --login-input-focus: #ffffff;
  --login-input-text: #0f172a;
  --login-input-placeholder: #94a3b8;
  --login-brand-bg:
    radial-gradient(circle at 16% 18%, rgba(19, 186, 130, 0.22), transparent 22%),
    linear-gradient(135deg, #e9f9f2 0%, #d9f7e9 45%, #f8fafc 100%);
  --login-brand-grid: rgba(19, 186, 130, 0.18);
  --login-brand-dot: rgba(19, 186, 130, 0.28);
  --login-brand-text: #0f172a;
  --login-brand-muted: #334155;
  --login-feature-bg: rgba(19, 186, 130, 0.12);
  --login-feature-border: rgba(19, 186, 130, 0.2);
  --login-shadow: 0 24px 70px rgba(15, 23, 42, 0.12);
  --login-theme-icon: #334155;
}

button,
input {
  font: inherit;
}

button {
  cursor: pointer;
}

.login-shell {
  min-height: 100vh;
  display: grid;
  grid-template-columns: minmax(460px, 1.25fr) minmax(420px, 0.75fr);
}

.login-brand {
  position: relative;
  display: grid;
  place-items: center;
  padding: clamp(44px, 7vw, 92px);
  overflow: hidden;
  background: var(--login-brand-bg);
  transition: background 0.2s ease;
}

.login-brand::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0.18;
  background-image:
    linear-gradient(var(--login-brand-grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--login-brand-grid) 1px, transparent 1px);
  background-size: 32px 32px;
  mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
}

.login-brand::after {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0.2;
  background-image:
    radial-gradient(circle, var(--login-brand-dot) 1px, transparent 1px);
  background-size: 28px 28px;
}

.brand-inner {
  position: relative;
  z-index: 1;
  width: min(500px, 100%);
  display: grid;
  gap: 34px;
}

.brand-word,
.card-logo {
  font-family: var(--font-display);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1;
}

.brand-word {
  color: var(--login-brand-text);
  font-size: 24px;
  text-shadow: 0 8px 24px rgba(6, 78, 59, 0.2);
}

.brand-word span,
.card-logo span {
  color: #1be28f;
}

.eyebrow {
  margin-bottom: 12px;
  color: var(--login-brand-text);
  font: 700 11px var(--font-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.brand-copy h1 {
  max-width: 500px;
  color: var(--login-brand-text);
  font-family: var(--font-display);
  font-size: clamp(26px, 2.75vw, 36px);
  line-height: 1.16;
  letter-spacing: -0.02em;
  text-shadow: 0 12px 28px rgba(6, 78, 59, 0.24);
}

.brand-lead {
  max-width: 470px;
  margin-top: 18px;
  color: rgba(255, 255, 255, 0.82);
  color: var(--login-brand-muted);
  font-size: 13.5px;
  line-height: 1.62;
}

.brand-features {
  display: grid;
  gap: 12px;
}

.brand-feature {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--login-brand-text);
  font-size: 12.8px;
  font-weight: 620;
  text-shadow: 0 4px 16px rgba(6, 78, 59, 0.18);
}

.feature-icon {
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  flex: 0 0 30px;
  border-radius: 9px;
  background: var(--login-feature-bg);
  border: 1px solid var(--login-feature-border);
  box-shadow: 0 8px 22px rgba(6, 78, 59, 0.14);
}

.feature-icon svg {
  width: 16px;
  height: 16px;
  fill: none;
  stroke: var(--login-brand-text);
  stroke-width: 1.9;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.login-panel {
  position: relative;
  display: grid;
  place-items: center;
  padding: 48px;
  background:
    radial-gradient(circle at 88% 6%, var(--login-panel-glow), transparent 18%),
    var(--login-panel-bg);
  transition: background 0.2s ease;
}

.theme-dot {
  position: absolute;
  top: 28px;
  right: 30px;
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border: 0;
  border-radius: 50%;
  background: transparent;
  color: var(--login-theme-icon);
}

.theme-dot svg {
  width: 18px;
  height: 18px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
}

.login-card {
  width: min(380px, 100%);
  padding: 30px 28px 28px;
  border: 1px solid var(--login-card-border);
  border-radius: 14px;
  background: var(--login-card-bg);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.04),
    var(--login-shadow);
  transition: background 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.card-logo {
  margin-bottom: 18px;
  color: var(--login-heading);
  font-size: 24px;
}

.card-head {
  margin-bottom: 24px;
}

.card-head h2 {
  color: var(--login-heading);
  font-family: var(--font-display);
  font-size: 21px;
  line-height: 1.2;
}

.card-head p {
  margin-top: 6px;
  color: var(--login-muted);
  font-size: 12.5px;
}

.login-form {
  display: grid;
  gap: 15px;
}

.field {
  display: grid;
  gap: 8px;
}

.field span,
.remember {
  color: var(--login-label);
  font-size: 12px;
  font-weight: 620;
}

.field input {
  width: 100%;
  height: 37px;
  border: 1px solid var(--login-card-border);
  border-radius: 7px;
  padding: 0 12px;
  font-size: 13px;
  background: var(--login-input-bg);
  color: var(--login-input-text);
  outline: 0;
  transition: border-color 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}

.field input::placeholder {
  color: var(--login-input-placeholder);
}

.field input:focus {
  border-color: #1be28f;
  background: var(--login-input-focus);
  box-shadow: 0 0 0 3px rgba(27, 226, 143, 0.16);
}

.remember {
  display: flex;
  align-items: center;
  gap: 9px;
  margin-top: -2px;
  font-weight: 550;
  color: var(--login-muted);
}

.remember input {
  width: 16px;
  height: 16px;
  border-radius: 4px;
  accent-color: #1be28f;
}

.signin-btn {
  width: 100%;
  height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  border: 0;
  border-radius: 8px;
  background: #4ade80;
  color: #062014;
  font-weight: 720;
  font-size: 14.5px;
  box-shadow: 0 12px 28px rgba(74, 222, 128, 0.24);
  transition: transform 0.08s ease, filter 0.15s ease;
}

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

.signin-btn:active {
  transform: translateY(1px);
}

.signin-btn svg {
  width: 17px;
  height: 17px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.auth-error,
.auth-warn {
  margin-top: 14px;
  padding: 10px 11px;
  border-radius: 8px;
  font-size: 12px;
  line-height: 1.5;
}

.auth-error {
  border: 1px solid rgba(248, 113, 113, 0.32);
  background: rgba(248, 113, 113, 0.12);
  color: #fecaca;
}

.auth-warn {
  border: 1px solid rgba(250, 204, 21, 0.26);
  background: rgba(250, 204, 21, 0.1);
  color: #fde68a;
}

.auth-warn code {
  color: #fff7c2;
  font: 600 12px var(--font-mono);
}

@media (max-width: 920px) {
  body {
    overflow: auto;
  }

  .login-shell {
    grid-template-columns: 1fr;
  }

  .login-brand {
    min-height: auto;
    padding: 44px 28px;
  }

  .brand-inner {
    gap: 24px;
  }

  .brand-copy h1 {
    font-size: 28px;
  }

  .brand-lead {
    font-size: 13.5px;
  }

  .login-panel {
    min-height: 560px;
    padding: 58px 22px 34px;
  }
}

@media (max-width: 560px) {
  .brand-features {
    gap: 12px;
  }

  .brand-feature {
    align-items: flex-start;
    font-size: 12.8px;
  }

  .login-card {
    padding: 26px 22px;
  }
}