/* =========================================================
   Nova — Login Page
   Matches the main app's CVS Health white/red design system.
   ========================================================= */

*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html, body {
    height: 100%;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: #F5F5F5;
    color: #1A1A1A;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

a {
    color: #CC0000;
    text-decoration: none;
}
a:hover { text-decoration: underline; }

/* ── Page layout ──────────────────────────────────────── */
.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px 16px;
    background:
        radial-gradient(ellipse 70% 50% at 10% 0%, rgba(204,0,0,.06) 0%, transparent 60%),
        radial-gradient(ellipse 60% 40% at 90% 100%, rgba(204,0,0,.05) 0%, transparent 60%),
        #F5F5F5;
}

/* ── Card ─────────────────────────────────────────────── */
.login-card {
    background: #FFFFFF;
    border: 1px solid #E8EAED;
    border-radius: 20px;
    padding: 48px 44px;
    width: 100%;
    max-width: 440px;
    box-shadow: 0 8px 32px rgba(0,0,0,.10);
}

/* ── Logo ─────────────────────────────────────────────── */
.login-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    justify-content: center;
    margin-bottom: 28px;
}

.login-logo-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    background: rgba(204,0,0,.08);
    border-radius: 12px;
}

.login-logo-text {
    font-size: 1.6rem;
    font-weight: 700;
    color: #1A1A1A;
    letter-spacing: -0.5px;
}

/* ── Headings ─────────────────────────────────────────── */
.login-title {
    font-size: 1.45rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 6px;
    color: #1A1A1A;
}

.login-subtitle {
    text-align: center;
    font-size: 0.875rem;
    color: #54595F;
    margin-bottom: 28px;
}

/* ── Error banner ─────────────────────────────────────── */
.error-banner {
    background: #FFF0F0;
    border: 1px solid rgba(204,0,0,.25);
    border-radius: 10px;
    padding: 10px 14px;
    font-size: 0.875rem;
    color: #A30000;
    margin-bottom: 20px;
    text-align: center;
}

/* ── OAuth buttons ────────────────────────────────────── */
.oauth-section {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 0;
}

.oauth-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 11px 16px;
    border-radius: 10px;
    font-size: 0.9rem;
    font-weight: 500;
    font-family: inherit;
    cursor: pointer;
    transition: background 150ms ease, box-shadow 150ms ease;
    text-decoration: none;
}

.oauth-google {
    background: #FFFFFF;
    border: 1.5px solid #CED3D9;
    color: #1A1A1A;
}
.oauth-google:hover {
    background: #F7F8F9;
    border-color: #B0B8C4;
    text-decoration: none;
}

.oauth-github {
    background: #24292E;
    border: 1.5px solid #24292E;
    color: #FFFFFF;
}
.oauth-github:hover {
    background: #1A1E22;
    text-decoration: none;
}

/* ── Divider ──────────────────────────────────────────── */
.login-divider {
    display: flex;
    align-items: center;
    gap: 12px;
    margin: 20px 0;
    color: #8A9099;
    font-size: 0.8rem;
}

.login-divider::before,
.login-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: #E8EAED;
}

/* ── Form ─────────────────────────────────────────────── */
.auth-form {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.form-field {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form-field label {
    font-size: 0.85rem;
    font-weight: 500;
    color: #54595F;
}

.form-field input {
    padding: 11px 14px;
    border: 1.5px solid #E8EAED;
    border-radius: 10px;
    font-family: inherit;
    font-size: 0.9rem;
    color: #1A1A1A;
    background: #FFFFFF;
    outline: none;
    transition: border-color 150ms ease, box-shadow 150ms ease;
}

.form-field input:focus {
    border-color: #CC0000;
    box-shadow: 0 0 0 3px rgba(204,0,0,.1);
}

.form-field input::placeholder {
    color: #B0B8C4;
}

/* ── Submit button ────────────────────────────────────── */
.btn-submit {
    padding: 12px;
    background: linear-gradient(135deg, #CC0000, #A30000);
    border: none;
    border-radius: 10px;
    color: #FFFFFF;
    font-family: inherit;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: opacity 150ms ease, transform 100ms ease;
    margin-top: 4px;
}

.btn-submit:hover { opacity: .9; }
.btn-submit:active { transform: scale(.98); }
.btn-submit:disabled { opacity: .5; cursor: not-allowed; }

/* ── Toggle ───────────────────────────────────────────── */
.login-toggle {
    text-align: center;
    margin-top: 20px;
    font-size: 0.875rem;
    color: #54595F;
}

.btn-link {
    background: none;
    border: none;
    padding: 0;
    font-family: inherit;
    font-size: inherit;
    color: #CC0000;
    cursor: pointer;
    font-weight: 500;
    margin-left: 4px;
}
.btn-link:hover { text-decoration: underline; }

/* ── Responsive ───────────────────────────────────────── */
@media (max-width: 480px) {
    .login-card {
        padding: 36px 24px;
    }
}