:root {
  --bg: #0f1117;
  --panel: rgba(22, 25, 35, 0.92);
  --border: rgba(255, 255, 255, 0.12);
  --text: #f5f7fb;
  --muted: #9ba3b4;
  --danger: #ff7c7c;
  --success: #79e0a6;
}

* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  min-height: 100%;
}

body {
  min-height: 100vh;
  font-family: Inter, system-ui, Arial, sans-serif;
  color: var(--text);
  background: linear-gradient(180deg, #090b11 0%, #111522 100%);
  display: grid;
  place-items: center;
  padding: 24px;
}

#login-root {
  width: 100%;
  display: grid;
  place-items: center;
}

.card.login {
  width: 100%;
  max-width: 460px;
  padding: 28px;
  border: 1px solid var(--border);
  border-radius: 24px;
  background: var(--panel);
  backdrop-filter: blur(18px);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
}

.card.login h1 {
  margin: 0 0 8px;
  font-size: 2rem;
}

.muted {
  color: var(--muted);
  margin: 0 0 18px;
}

#login-form {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.field {
  display: block;
}

.field span {
  display: block;
  margin-bottom: 8px;
}

input {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  outline: none;
}

.pw {
  display: flex;
  gap: 10px;
  align-items: center;
}

.pw input {
  flex: 1;
}

.icon {
  flex: 0 0 auto;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  border-radius: 16px;
  padding: 11px 12px;
  cursor: pointer;
}

button.btn,
a.btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  min-height: 48px;
  padding: 12px 16px;
  margin: 0;
  border: 1px solid var(--border);
  border-radius: 999px;
  text-align: center;
  text-decoration: none;
  color: var(--text);
  background: rgba(255, 255, 255, 0.04);
  cursor: pointer;
  font: inherit;
  line-height: 1.2;
}

.btn.primary {
  background: rgba(255, 255, 255, 0.1);
}

.btn.ghost {
  background: transparent;
}

.divider {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 4px 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.divider::before,
.divider::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--border);
}

#google-signin-button {
  display: flex;
  justify-content: center;
  min-height: 44px;
}

.msg {
  min-height: 20px;
  font-size: 0.92rem;
}

.msg.ok {
  color: var(--success);
}

.msg.bad {
  color: var(--danger);
}