:root {
  --color-page-bg: #F2F6F4;
  --color-secondary-bg: #E8F0ED;
  --color-surface: #FFFFFF;
  --color-sidebar: #173F4A;
  --color-sidebar-hover: #245663;
  --color-primary: #16877A;
  --color-primary-hover: #116F65;
  --color-primary-soft: #E8F4F0;
  --color-secondary: #72AE9A;
  --color-text: #203038;
  --color-text-muted: #60737A;
  --color-border: #D6E2DE;
  --color-success: #287A52;
  --color-success-bg: #DDF2E6;
  --color-danger: #BE4B50;
  --color-danger-bg: #FBEAEC;
  --color-warning: #8A6412;
  --color-warning-bg: #FFF1CF;
  --color-field-border: #C9D9D4;
  --color-placeholder: #829399;
  --shadow-card: 0 4px 14px rgba(23, 63, 74, 0.07);
  --focus-ring: 0 0 0 3px rgba(22, 135, 122, 0.14);
  --navy: var(--color-sidebar);
  --teal: var(--color-primary);
  --teal-dark: var(--color-primary-hover);
  --mint: var(--color-primary-soft);
  --ink: var(--color-text);
  --muted: var(--color-text-muted);
  --line: var(--color-border);
  --danger: var(--color-danger);
  --warning: var(--color-warning);
  --success: var(--color-success);
  --white: var(--color-surface);
  --shadow: var(--shadow-card);
}

* { box-sizing: border-box; }
body {
  margin: 0;
  min-height: 100vh;
  background: var(--color-page-bg);
  color: var(--color-text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
}
.login-shell {
  min-height: 100vh;
  display: grid;
  grid-template-columns: minmax(360px, 1.1fr) minmax(420px, .9fr);
  background: var(--color-page-bg);
}
.login-brand {
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(48px, 8vw, 120px);
  background: linear-gradient(145deg, #173F4A 0%, #245663 58%, #16877A 100%);
  color: #FFFFFF;
}
.login-brand:after {
  content: "";
  position: absolute;
  width: 420px;
  height: 420px;
  border: 1px solid rgba(232, 244, 240, .16);
  border-radius: 50%;
  right: -170px;
  bottom: -180px;
  box-shadow: 0 0 0 75px rgba(232, 244, 240, .05), 0 0 0 150px rgba(232, 244, 240, .035);
}
.brand-logo { width: 210px; height: auto; filter: brightness(0) invert(1); margin-bottom: 54px; }
.eyebrow {
  text-transform: uppercase;
  letter-spacing: .16em;
  font-size: .72rem;
  font-weight: 800;
  color: var(--color-primary);
  margin: 0 0 12px;
}
.login-brand .eyebrow { color: #BEE4DA; }
.login-brand h1 {
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(2.5rem, 5vw, 4.8rem);
  line-height: 1.02;
  max-width: 780px;
  margin: 0 0 24px;
  font-weight: 500;
}
.brand-copy { font-size: 1.08rem; line-height: 1.7; max-width: 620px; color: #E3F0EE; }
.feature-list { padding: 0; margin: 34px 0 0; list-style: none; display: grid; gap: 13px; color: #F2FAF8; }
.feature-list li:before {
  content: "";
  display: inline-grid;
  width: 10px;
  height: 6px;
  margin: 0 13px 2px 3px;
  border-left: 2px solid #BEE4DA;
  border-bottom: 2px solid #BEE4DA;
  transform: rotate(-45deg);
}
.login-card {
  align-self: center;
  width: min(470px, calc(100% - 48px));
  margin: auto;
  padding: 48px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 20px;
  box-shadow: var(--shadow-card);
}
.login-card h2 {
  font-family: Georgia, "Times New Roman", serif;
  font-size: 2.3rem;
  font-weight: 500;
  margin: 0 0 8px;
  color: var(--color-text);
}
.muted { color: var(--color-text-muted); line-height: 1.55; margin: 0 0 28px; }
.mobile-brand { display: none; }
.login-form { display: grid; gap: 10px; }
.login-form label,
.label-row label { font-size: .87rem; font-weight: 700; color: var(--color-text); }
.label-row { display: flex; align-items: center; justify-content: space-between; margin-top: 8px; }
.label-row a,
.back-link { color: var(--color-primary); font-size: .86rem; text-decoration: none; font-weight: 700; }
.label-row a:hover,
.back-link:hover { color: var(--color-primary-hover); }
.login-form input {
  width: 100%;
  height: 49px;
  border: 1px solid var(--color-field-border);
  border-radius: 9px;
  padding: 0 14px;
  font: inherit;
  color: var(--color-text);
  background: var(--color-surface);
  outline: none;
  transition: border-color .2s, box-shadow .2s;
}
.login-form input::placeholder { color: var(--color-placeholder); }
.login-form input:focus { border-color: var(--color-primary); box-shadow: var(--focus-ring); }
.login-form label.remember-device {
  display: flex !important;
  align-items: flex-start;
  gap: 10px;
  margin-top: 10px;
  padding: 11px 12px;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  background: var(--color-page-bg);
  cursor: pointer;
}
.login-form label.remember-device input[type="checkbox"] {
  flex: 0 0 18px;
  width: 18px !important;
  min-width: 18px;
  height: 18px !important;
  min-height: 18px;
  margin: 2px 0 0;
  padding: 0;
  accent-color: var(--color-primary);
}
.login-form label.remember-device span {
  display: flex;
  min-width: 0;
  flex-direction: column;
  gap: 3px;
}
.login-form label.remember-device strong { color: var(--color-text); font-size: .85rem; }
.login-form label.remember-device small { color: var(--color-text-muted); font-size: .72rem; font-weight: 500; line-height: 1.4; }
.login-form .password-field{position:relative;width:100%}.login-form .password-field input{padding-right:52px}.login-form .password-toggle{position:absolute;z-index:2;top:7px;right:7px;bottom:auto;width:35px;height:35px;min-height:35px;margin:0;padding:0;border:0;border-radius:6px;background:transparent;color:var(--color-text-muted);box-shadow:none;transform:none}.login-form .password-toggle:hover{background:var(--color-primary-soft);color:var(--color-sidebar);box-shadow:none;transform:none}.login-form .password-toggle:focus-visible{background:var(--color-primary-soft);box-shadow:var(--focus-ring)}
.login-form button,
.button-link {
  margin-top: 14px;
  min-height: 50px;
  border: 0;
  border-radius: 9px;
  background: var(--color-primary);
  color: #FFFFFF;
  font: inherit;
  font-weight: 800;
  cursor: pointer;
  transition: background-color .2s, transform .2s;
  text-align: center;
  text-decoration: none;
  display: grid;
  place-items: center;
}
.login-form button:hover,
.button-link:hover { background: var(--color-primary-hover); transform: translateY(-1px); }
.login-form button:focus-visible,
.button-link:focus-visible,
.back-link:focus-visible,
.label-row a:focus-visible {
  outline: none;
  box-shadow: var(--focus-ring);
}
.support-note { font-size: .8rem; color: var(--color-text-muted); text-align: center; margin: 24px 0 0; }
.alert { border-radius: 9px; padding: 12px 14px; margin: 0 0 20px; font-size: .9rem; border: 1px solid transparent; }
.alert-danger { background: var(--color-danger-bg); color: var(--color-danger); border-color: #F3CDD0; }
.alert-warning { background: var(--color-warning-bg); color: var(--color-warning); border-color: #F1DCA4; }
.alert-success { background: var(--color-success-bg); color: var(--color-success); border-color: #BDE5CE; }
.single-card {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
  background: var(--color-page-bg);
}
.single-card .login-card { width: min(500px, 100%); }
.back-link { display: inline-block; margin-bottom: 32px; }

@media (max-width: 880px) {
  .login-shell { display: block; padding: 28px; min-height: 100vh; }
  .login-brand { display: none; }
  .login-card { width: min(520px, 100%); padding: 36px 28px; }
  .mobile-brand { display: block; margin-bottom: 34px; }
  .mobile-brand img { width: 180px; }
  .login-card h2 { font-size: 2rem; }
}

@media (max-width: 480px) {
  .login-shell { padding: 0; background: var(--color-surface); }
  .login-card {
    width: 100%;
    min-height: 100vh;
    border: 0;
    border-radius: 0;
    box-shadow: none;
    padding: 32px 22px;
  }
  .single-card { padding: 0; }
  .single-card .login-card { min-height: 100vh; border-radius: 0; }
}