:root {
  --bg: #fff8eb;
  --panel: #ffffff;
  --ink: #111111;
  --muted: #505050;
  --line: #ffd58b;
  --accent: #f07a00;
  --accent-dark: #c95700;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Noto Sans', Arial, sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at 18% 8%, rgba(240, 122, 0, 0.16), transparent 36%),
    radial-gradient(circle at 86% 0%, rgba(255, 203, 0, 0.14), transparent 28%),
    linear-gradient(170deg, #fffcf5 0%, #fff4dc 100%);
  min-height: 100vh;
}

.login-shell {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 18px;
}

.login-card {
  width: min(460px, 95vw);
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 18px;
  box-shadow: 0 14px 34px rgba(31, 20, 0, 0.12);
  padding: 22px;
}

.login-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 12px;
}

.login-brand .logo,
.login-brand img,
.logo {
  width: clamp(40px, 11vw, 54px);
  height: auto;
  max-height: 54px;
  object-fit: contain;
  flex: 0 0 auto;
}

.login-brand strong {
  display: block;
  font-size: clamp(1.2rem, 4vw, 1.55rem);
  line-height: 1.1;
}

.login-brand small {
  display: block;
  margin-top: 2px;
  color: var(--muted);
  font-size: .8rem;
  line-height: 1.2;
}

.logo {
  width: 46px;
  height: 46px;
  object-fit: contain;
}

.eyebrow {
  margin: 10px 0 0;
  color: var(--accent-dark);
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  font-weight: 800;
}

h1 {
  margin: 6px 0 8px;
  font-family: 'Segoe UI', Tahoma, sans-serif;
  font-weight: 800;
  font-size: 1.8rem;
}

.subtitle {
  margin: 0;
  color: var(--muted);
  line-height: 1.5;
}

.login-form {
  margin-top: 16px;
  display: grid;
  gap: 8px;
}

.login-alert {
  border-radius: 10px;
  padding: 9px 11px;
  font-size: 0.9rem;
}

.login-alert.is-error {
  background: #fff1f1;
  border: 1px solid #ffcaca;
  color: #8f1d1d;
}

.login-alert.is-ok {
  background: #f0fff3;
  border: 1px solid #bdecc7;
  color: #15663a;
}

.is-hidden {
  display: none;
}

label {
  font-size: 0.9rem;
  font-weight: 700;
}

input {
  width: 100%;
  min-height: 44px;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 0 12px;
  font: inherit;
}

input:focus {
  outline: 2px solid rgba(240, 122, 0, 0.25);
  border-color: var(--accent);
}

button {
  margin-top: 10px;
  min-height: 46px;
  border: 0;
  border-radius: 10px;
  background: linear-gradient(120deg, var(--accent), var(--accent-dark));
  color: #fff;
  font-weight: 800;
  cursor: pointer;
}

.helper {
  margin: 12px 0 0;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.45;
}

.back-link {
  margin-top: 10px;
  display: inline-block;
  color: var(--accent-dark);
  font-weight: 700;
  text-decoration: none;
}

.back-link:hover {
  text-decoration: underline;
}

@media (max-width: 480px) {
  .login-shell {
    padding: 12px;
  }

  .login-card {
    width: min(100%, 100vw - 24px);
    padding: 18px 16px;
    border-radius: 16px;
  }

  .login-brand {
    gap: 10px;
    align-items: flex-start;
  }

  .login-brand .logo,
  .login-brand img,
  .logo {
    width: 38px;
    max-height: 38px;
  }

  h1 {
    font-size: 1.45rem;
  }
}