.symqo-card {
    max-width: 760px;
    margin: 40px auto;
    padding: 36px;
    border-radius: 28px;
    background: #ffffff;
    box-shadow: 0 20px 60px rgba(0,0,0,0.08);
    font-family: inherit;
    box-sizing: border-box;
}

.symqo-card h3 {
    font-size: 34px;
    margin: 0 0 10px;
    letter-spacing: -0.04em;
}

.symqo-card p {
    font-size: 17px;
    color: #666;
    margin: 0 0 24px;
}

.symqo-username-box {
    text-align: center;
}

.symqo-input-wrap {
    display: flex;
    align-items: center;
    background: #f5f5f7;
    border-radius: 18px;
    padding: 8px;
    gap: 8px;
}

.symqo-prefix {
    padding-left: 14px;
    color: #777;
    font-size: 16px;
    white-space: nowrap;
}

#symqo_username,
.symqo-register-form input[type="text"],
.symqo-register-form input[type="email"],
.symqo-register-form input[type="password"] {
    width: 100%;
    border: none;
    background: #f5f5f7;
    font-size: 17px;
    padding: 16px;
    border-radius: 16px;
    outline: none;
    box-sizing: border-box;
}

.symqo-input-wrap input {
    background: transparent !important;
    padding-left: 4px !important;
}

.symqo-input-wrap button,
.symqo-register-form button,
.symqo-claim-button {
    border: none;
    background: #111;
    color: #fff !important;
    border-radius: 14px;
    padding: 15px 24px;
    font-size: 16px;
    cursor: pointer;
    transition: all 0.2s ease;
    text-decoration: none;
    display: inline-block;
}

.symqo-input-wrap button:hover,
.symqo-register-form button:hover,
.symqo-claim-button:hover {
    background: #333;
    transform: translateY(-1px);
}

#symqo-username-result {
    margin-top: 18px;
    font-size: 16px;
    font-weight: 500;
}

#symqo-username-result.available {
    color: #087f3f;
}

#symqo-username-result.taken,
#symqo-username-result.error {
    color: #b42318;
}

.symqo-register-form label {
    display: block;
    margin: 18px 0 8px;
    font-weight: 600;
}

.symqo-register-form button {
    margin-top: 24px;
    width: 100%;
}

.symqo-notice {
    padding: 16px 18px;
    border-radius: 16px;
    margin-bottom: 24px;
    font-size: 15px;
    line-height: 1.5;
}

.symqo-success {
    background: #ecfdf3;
    color: #067647;
    border: 1px solid #abefc6;
}

.symqo-error {
    background: #fef3f2;
    color: #b42318;
    border: 1px solid #fecdca;
}

.symqo-dashboard-link {
    background: #f5f5f7;
    padding: 18px;
    border-radius: 18px;
    margin-bottom: 28px;
}

.symqo-dashboard-link a {
    color: #111;
    font-weight: 600;
}

.symqo-dashboard-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
}

.symqo-dashboard-item {
    background: #f5f5f7;
    padding: 22px;
    border-radius: 20px;
}

.symqo-dashboard-item h4 {
    margin: 0 0 8px;
    font-size: 20px;
}

.symqo-dashboard-item p {
    font-size: 15px;
    margin-bottom: 12px;
}

.symqo-dashboard-item a {
    color: #111;
    font-weight: 600;
}

@media (max-width: 640px) {
    .symqo-card {
        padding: 24px;
        margin: 24px 14px;
    }

    .symqo-input-wrap {
        flex-direction: column;
        align-items: stretch;
    }

    .symqo-prefix {
        padding-left: 0;
        text-align: center;
        padding-top: 10px;
    }

    .symqo-input-wrap button {
        width: 100%;
    }

    .symqo-dashboard-grid {
        grid-template-columns: 1fr;
    }
}

.symqo-password-strength {
    margin-top: 12px;
    background: #f5f5f7;
    border-radius: 16px;
    padding: 14px;
}

.symqo-password-meter {
    height: 8px;
    background: #e5e5ea;
    border-radius: 999px;
    overflow: hidden;
    margin-bottom: 10px;
}

.symqo-password-meter-bar {
    display: block;
    height: 100%;
    width: 0%;
    border-radius: 999px;
    background: #b42318;
    transition: width 0.2s ease, background 0.2s ease;
}

.symqo-password-meter-bar.weak {
    background: #b42318;
}

.symqo-password-meter-bar.fair {
    background: #dc6803;
}

.symqo-password-meter-bar.good {
    background: #1570ef;
}

.symqo-password-meter-bar.strong {
    background: #087f3f;
}

.symqo-password-strength-text {
    font-size: 14px;
    font-weight: 700;
    margin-bottom: 10px;
    color: #666;
}

.symqo-password-strength-text.weak {
    color: #b42318;
}

.symqo-password-strength-text.fair {
    color: #b54708;
}

.symqo-password-strength-text.good {
    color: #175cd3;
}

.symqo-password-strength-text.strong {
    color: #087f3f;
}

.symqo-password-rules {
    margin: 0;
    padding-left: 20px;
    color: #777;
    font-size: 13px;
    line-height: 1.7;
}

.symqo-password-rules li.is-valid {
    color: #087f3f;
    font-weight: 600;
}

.symqo-password-rules li.is-valid::marker {
    content: '✓  ';
}

#symqo-register-submit:disabled {
    opacity: 0.45;
    cursor: not-allowed;
    transform: none;
}