:root {
  --bg: #fbfbfa;
  --card: #ffffff;
  --border: #e4e7e5;
  --text: #191c1a;
  --muted: #565c59;
  --accent: #2f9a7c;
  --accent-strong: #237e65;
  --accent-soft: #eafbf5;
  --danger: #a33a3a;
  --danger-soft: #fff0f0;
  --radius: 12px;
  --font: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  min-height: 100vh;
  margin: 0;
  display: flex;
  flex-direction: column;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  color: var(--accent-strong);
}

.wrap {
  width: min(100% - 48px, 880px);
  margin: 0 auto;
}

.nav {
  border-bottom: 1px solid var(--border);
  background: rgba(251, 251, 250, 0.9);
  backdrop-filter: blur(8px);
}

.nav .wrap {
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  color: var(--text);
  font-size: 16px;
  font-weight: 700;
}

.brand img {
  width: 26px;
  height: 26px;
}

.btn {
  min-height: 42px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid transparent;
  border-radius: 8px;
  padding: 9px 17px;
  font: 600 14px/1 var(--font);
  cursor: pointer;
  transition: background 0.15s ease, border-color 0.15s ease;
}

.btn:disabled {
  opacity: 0.6;
  cursor: wait;
}

.btn-primary {
  background: var(--accent);
  color: #fff;
}

.btn-primary:hover {
  background: var(--accent-strong);
  color: #fff;
}

.btn-ghost {
  border-color: var(--border);
  background: transparent;
  color: var(--text);
}

.btn-ghost:hover {
  border-color: var(--accent);
  background: var(--accent-soft);
  color: var(--text);
}

.auth-main {
  flex: 1;
  display: grid;
  place-items: center;
  padding: 56px 24px;
}

.auth-card {
  width: min(100%, 480px);
  padding: 32px;
  border: 1px solid var(--border);
  border-radius: 18px;
  background: var(--card);
  box-shadow: 0 18px 48px -36px rgba(25, 28, 26, 0.35);
}

.auth-heading {
  display: flex;
  align-items: center;
  gap: 14px;
}

.auth-heading img {
  width: 46px;
  height: 46px;
}

.eyebrow {
  margin: 0 0 2px;
  color: var(--accent);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

h1 {
  margin: 0;
  font-size: clamp(22px, 5vw, 28px);
  line-height: 1.2;
  letter-spacing: -0.02em;
}

.intro {
  margin: 18px 0 24px;
  color: var(--muted);
  font-size: 14px;
}

form {
  display: grid;
  gap: 8px;
}

label {
  margin-top: 8px;
  font-size: 13px;
  font-weight: 600;
}

input {
  width: 100%;
  min-height: 44px;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 12px;
  background: #fff;
  color: var(--text);
  font: 15px var(--font);
}

input:focus {
  border-color: var(--accent);
  outline: 3px solid var(--accent-soft);
}

.actions {
  display: flex;
  gap: 10px;
  margin-top: 16px;
}

.actions .btn {
  flex: 1;
}

.account-panel {
  padding: 18px;
  border-radius: var(--radius);
  background: var(--accent-soft);
}

.account-panel p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
}

.account-panel strong {
  display: block;
  margin: 4px 0 16px;
  overflow-wrap: anywhere;
}

.message {
  min-height: 22px;
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 13px;
}

.message-error,
.message-success {
  padding: 10px 12px;
  border-radius: 8px;
}

.message-error {
  background: var(--danger-soft);
  color: var(--danger);
}

.message-success {
  background: var(--accent-soft);
  color: var(--accent-strong);
}

footer {
  display: flex;
  justify-content: center;
  gap: 10px;
  padding: 28px 24px;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 13px;
}

@media (max-width: 520px) {
  .wrap {
    width: min(100% - 32px, 880px);
  }

  .auth-main {
    padding: 32px 16px;
  }

  .auth-card {
    padding: 24px 20px;
  }

  .actions {
    flex-direction: column;
  }
}