.register-online-page {
    min-height: 100vh;
    color: var(--gmp-dark-deep);
    background: var(--gmp-white);
}

.register-online-section {
    position: relative;
    padding: 148px 0 92px;
    overflow: hidden;
}

.register-online-glow {
    position: absolute;
    top: 18%;
    left: 50%;
    width: min(580px, 90vw);
    height: min(580px, 90vw);
    background: radial-gradient(circle, rgba(var(--gmp-primary-rgb), 0.08) 0%, rgba(var(--gmp-primary-rgb), 0) 70%);
    filter: blur(36px);
    pointer-events: none;
    transform: translateX(-50%);
}

.register-online-panel {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 620px;
}

.register-online-card {
    width: 100%;
    padding: 48px 42px;
    border: 1px solid rgba(15, 23, 42, 0.07);
    border-radius: 30px;
    background: rgba(255, 255, 255, 0.92);
    box-shadow: 0 30px 70px rgba(var(--gmp-primary-rgb), 0.08);
    backdrop-filter: blur(18px);
}

.register-online-header {
    margin-bottom: 36px;
    text-align: center;
}

.register-online-header h1 {
    margin: 0;
    font-family: 'Outfit', 'Noto Sans TC', sans-serif;
    font-size: clamp(2rem, 4vw, 2.55rem);
    font-weight: 800;
    letter-spacing: 0.05em;
}

.register-online-header p {
    margin: 7px 0 0;
    color: var(--gmp-primary);
    font-family: 'Outfit', 'Noto Sans TC', sans-serif;
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 0.28em;
    text-transform: uppercase;
}

.register-online-header span {
    display: block;
    width: 82px;
    height: 3px;
    margin: 16px auto 0;
    border-radius: 999px;
    background: linear-gradient(90deg, var(--gmp-primary), var(--gmp-neon));
}

.register-online-alert {
    display: flex;
    gap: 10px;
    align-items: flex-start;
    margin-bottom: 24px;
    padding: 14px 16px;
    color: #991B1B;
    font-size: 0.92rem;
    font-weight: 600;
    border: 1px solid #FECACA;
    border-radius: 12px;
    background: #FEF2F2;
}

.register-online-alert i {
    margin-top: 3px;
}

.register-online-form {
    display: grid;
    gap: 20px;
}

.register-online-field > label,
.register-online-services legend {
    display: block;
    margin-bottom: 8px;
    color: var(--gmp-slate);
    font-size: 0.9rem;
    font-weight: 700;
}

.register-online-field small {
    display: block;
    margin-top: 6px;
    color: #64748B;
    font-size: 0.78rem;
    line-height: 1.5;
}

.register-online-page .form-control-gmp {
    display: block;
    width: 100%;
    height: 52px;
    padding: 12px 16px;
    color: var(--gmp-dark-deep);
    font: inherit;
    font-size: 0.95rem;
    border: 1px solid #CBD5E1;
    border-radius: 12px;
    outline: 0;
    background: var(--gmp-white);
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.register-online-page select.form-control-gmp {
    padding-right: 42px;
    appearance: none;
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3e%3cpath fill='none' stroke='%230f172a' stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='m2 5 6 6 6-6'/%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right 16px center;
    background-size: 12px 12px;
}

.register-online-page .form-control-gmp::placeholder {
    color: #94A3B8;
}

.register-online-page .form-control-gmp:hover {
    border-color: #94A3B8;
}

.register-online-page .form-control-gmp:focus {
    border-color: rgba(var(--gmp-primary-rgb), 0.7);
    box-shadow: 0 0 0 4px rgba(var(--gmp-primary-rgb), 0.1);
}

.register-online-services {
    min-width: 0;
    margin: 4px 0 0;
    padding: 0;
    border: 0;
}

.register-online-services legend small {
    color: #94A3B8;
    font-size: 0.78rem;
    font-weight: 500;
}

.register-online-service-list {
    border-collapse: separate;
    border-spacing: 8px;
    margin: -8px;
}

.register-online-service-list td {
    position: relative;
    width: 50%;
    padding: 13px 14px;
    border: 1px solid #CBD5E1;
    border-radius: 12px;
    background: var(--gmp-white);
    transition: border-color 0.2s ease, background-color 0.2s ease;
}

.register-online-service-list td:hover {
    border-color: rgba(var(--gmp-primary-rgb), 0.45);
    background: #F8FAFC;
}

.register-online-service-list input,
.register-online-agreement input {
    width: 20px;
    height: 20px;
    margin: 0 9px 0 0;
    vertical-align: middle;
    accent-color: var(--gmp-primary);
}

.register-online-service-list label {
    color: var(--gmp-dark-deep);
    font-size: 0.88rem;
    font-weight: 600;
    cursor: pointer;
}

.register-online-terms {
    margin-top: 8px;
    padding: 18px;
    color: #475569;
    font-size: 0.86rem;
    line-height: 1.75;
    border-radius: 14px;
    background: #F8FAFC;
}

.register-online-terms p {
    margin: 0 0 14px;
}

.register-online-terms a {
    color: var(--gmp-primary);
    font-weight: 700;
    text-decoration: none;
}

.register-online-terms a:hover,
.register-online-terms a:focus-visible {
    color: var(--gmp-primary-hover);
    text-decoration: underline;
}

.register-online-agreement {
    display: flex;
    align-items: flex-start;
}

.register-online-agreement input {
    flex: 0 0 20px;
    margin-top: 3px;
}

.register-online-agreement label {
    color: var(--gmp-dark-deep);
    font-weight: 600;
    cursor: pointer;
}

.register-online-recaptcha {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin: 28px 0 22px;
    overflow-x: auto;
}

.register-online-actions {
    display: flex;
    justify-content: center;
}

.register-online-submit {
    width: 100%;
    min-height: 54px;
    padding: 12px 24px;
    color: var(--gmp-white);
    font-weight: 800;
    font-size: 1rem;
    letter-spacing: 0.1em;
    border: 0;
    border-radius: 999px;
    background: var(--gmp-primary);
    box-shadow: 0 12px 24px rgba(var(--gmp-primary-rgb), 0.2);
    transition: background-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}

.register-online-submit:hover {
    background: var(--gmp-primary-hover);
    box-shadow: 0 16px 30px rgba(var(--gmp-primary-rgb), 0.28);
    transform: translateY(-2px);
}

.register-online-submit:focus-visible {
    outline: 3px solid rgba(var(--gmp-primary-rgb), 0.4);
    outline-offset: 3px;
}

#commentForm label.error {
    display: block;
    margin-top: 6px;
    color: var(--gmp-secondary);
    font-size: 0.8rem;
    font-weight: 600;
}

@media (max-width: 767.98px) {
    .register-online-section {
        padding: 112px 0 68px;
    }

    .register-online-card {
        padding: 38px 24px;
        border-radius: 22px;
    }

    .register-online-header {
        margin-bottom: 30px;
    }
}

@media (max-width: 479.98px) {
    .register-online-section .container {
        padding-right: 12px;
        padding-left: 12px;
    }

    .register-online-card {
        padding: 34px 20px;
    }

    .register-online-service-list,
    .register-online-service-list tbody,
    .register-online-service-list tr,
    .register-online-service-list td {
        display: block;
        width: 100%;
    }

    .register-online-service-list {
        margin: 0;
        border-spacing: 0;
    }

    .register-online-service-list td {
        margin-bottom: 10px;
    }
}

@media (prefers-reduced-motion: reduce) {
    .register-online-page .form-control-gmp,
    .register-online-service-list td,
    .register-online-submit {
        transition: none;
    }
}