.auth-page { min-height: 100vh; display: grid; place-items: center; padding: 24px 16px; background-image: radial-gradient(circle at 80% 0%, var(--accent-soft), transparent 50%); }
.auth { width: 100%; max-width: 420px; }
.auth .brand { margin-bottom: 22px; }
.auth h1 { font-size: 1.7rem; }
.auth-card { margin-top: 18px; padding: 20px 22px 22px; }
.tabs { display: flex; gap: 4px; margin: -12px -14px 16px; padding: 6px; background: var(--soft); border-radius: 999px; }
.tabs button { flex: 1; padding: 9px 10px; border: 0; border-radius: 999px; background: none; font-weight: 600; color: var(--muted); cursor: pointer; }
.tabs button.on { background: var(--card); color: var(--ink); box-shadow: var(--shadow); }
.auth-form { display: grid; gap: 14px; }
.auth-form label { display: grid; gap: 6px; font-weight: 600; font-size: 0.92rem; }
.auth-form input { width: 100%; padding: 12px 14px; border-radius: 12px; border: 1.5px solid var(--line); background: var(--card); font-size: 1.05rem; }
.auth-form input:focus { outline: none; border-color: var(--accent); }
.auth-form p { margin: 0; }
.phone { display: flex; align-items: center; border: 1.5px solid var(--line); border-radius: 12px; background: var(--card); }
.phone:focus-within { border-color: var(--accent); }
.phone span { padding: 0 4px 0 14px; color: var(--muted); font-size: 1.05rem; font-weight: 500; }
.phone input { border: 0; background: none; padding-left: 6px; font-variant-numeric: tabular-nums; }
.code-input { text-align: center; letter-spacing: 0.5em; font: 700 1.6rem var(--serif) !important; }
.auth-form .link-btn { justify-self: center; }
.auth-form .link-btn:disabled { text-decoration: none; cursor: default; }
.auth-msg { margin-bottom: 14px; padding: 11px 14px; border-radius: 12px; background: var(--bad-soft); color: var(--bad); font-size: 0.93rem; font-weight: 500; }
.auth-msg.ok { background: var(--ok-soft); color: var(--ok); }