.kpc-wrap {
    --kpc-primary: #628bb4;
    --kpc-primary-dark: #4d759c;
    --kpc-border: #d8e1ea;
    --kpc-text: #1f2937;
    --kpc-muted: #6b7280;
    --kpc-bg: #ffffff;
    max-width: 100%;
    box-sizing: border-box;
    color: var(--kpc-text);
}

.kpc-wrap * {
    box-sizing: border-box;
}

.kpc-section,
.kpc-divider,
.kpc-field-row,
.kpc-result-box,
.kpc-info-result,
.kpc-inquiry-title,
.kpc-textarea,
.kpc-inquiry-message {
    margin-top: 15px;
    margin-bottom: 15px;
}

.kpc-section {
    width: 100%;
}

.kpc-divider {
    height: 1px;
    background: #e5edf4;
}

.kpc-field-row {
    width: 100%;
}

.kpc-field-label {
    display: block;
    margin-bottom: 8px;
    font-size: 15px;
    font-weight: 700;
    color: var(--kpc-text);
}

.kpc-number-input,
.kpc-search-input,
.kpc-textarea {
    width: 100%;
    border: 1px solid var(--kpc-border);
    background: #fff;
    color: var(--kpc-text);
    border-radius: 0;
    font-size: 16px;
    line-height: 1.5;
    padding: 14px 16px;
    outline: none;
    transition: border-color 0.18s ease, box-shadow 0.18s ease;
}

.kpc-number-input:focus,
.kpc-search-input:focus,
.kpc-textarea:focus {
    border-color: var(--kpc-primary);
    box-shadow: 0 0 0 3px rgba(98, 139, 180, 0.15);
}

.kpc-black-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    min-height: 54px;
    border: 0;
    border-radius: 0;
    background: #000;
    color: #fff;
    font-size: 17px;
    font-weight: 700;
    line-height: 1.4;
    padding: 14px 18px;
    cursor: pointer;
    transition: opacity 0.18s ease;
    margin-top: 15px;
    margin-bottom: 15px;
}

.kpc-black-button:hover,
.kpc-black-button:focus {
    opacity: 0.92;
    color: #fff;
}

.kpc-result-box,
.kpc-info-result {
    display: none;
    width: 100%;
    border: 1px solid #e3ebf2;
    background: #f8fbfe;
    padding: 18px;
}

.kpc-result-box.is-visible,
.kpc-info-result.is-visible {
    display: block;
}

.kpc-result-row,
.kpc-info-line {
    display: block;
    width: 100%;
    padding: 12px 0;
    border-bottom: 1px solid #e5edf4;
    font-size: 15px;
    line-height: 1.65;
}

.kpc-result-row:last-child,
.kpc-info-line:last-child {
    border-bottom: 0;
}

.kpc-result-label {
    display: block;
    color: var(--kpc-muted);
    margin-bottom: 4px;
}

.kpc-result-value {
    display: block;
    color: var(--kpc-text);
    font-size: 17px;
    font-weight: 700;
}

.kpc-result-note {
    display: block;
    color: var(--kpc-text);
    font-size: 15px;
    line-height: 1.7;
    padding: 12px 0 0;
}

.kpc-topic-buttons {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 10px;
    width: 100%;
    margin-top: 15px;
    margin-bottom: 15px;
}

.kpc-topic-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 54px;
    padding: 12px 10px;
    border: 1px solid var(--kpc-primary);
    background: #fff;
    color: var(--kpc-primary);
    font-size: 15px;
    font-weight: 700;
    text-align: center;
    cursor: pointer;
    transition: background 0.18s ease, color 0.18s ease, border-color 0.18s ease;
}

.kpc-topic-button:hover,
.kpc-topic-button:focus {
    background: #f3f8fc;
    color: var(--kpc-primary);
}

.kpc-topic-button.is-active {
    background: var(--kpc-primary);
    color: #fff;
    border-color: var(--kpc-primary);
}

.kpc-search-select {
    position: relative;
    width: 100%;
}

.kpc-search-input {
    padding-right: 42px;
}

.kpc-search-arrow {
    position: absolute;
    right: 14px;
    top: 50%;
    width: 10px;
    height: 10px;
    border-right: 2px solid #64748b;
    border-bottom: 2px solid #64748b;
    transform: translateY(-60%) rotate(45deg);
    pointer-events: none;
}

.kpc-search-list {
    display: none;
    position: absolute;
    top: calc(100% + 6px);
    left: 0;
    right: 0;
    max-height: 260px;
    overflow-y: auto;
    border: 1px solid var(--kpc-border);
    background: #fff;
    z-index: 30;
    box-shadow: 0 12px 28px rgba(15, 23, 42, 0.12);
}

.kpc-search-select.is-open .kpc-search-list {
    display: block;
}

.kpc-search-option {
    display: block;
    width: 100%;
    padding: 13px 16px;
    border-bottom: 1px solid #eef3f7;
    background: #fff;
    color: var(--kpc-text);
    font-size: 15px;
    line-height: 1.5;
    cursor: pointer;
}

.kpc-search-option:last-child {
    border-bottom: 0;
}

.kpc-search-option:hover,
.kpc-search-option:focus,
.kpc-search-option.is-active {
    background: #000;
    color: #fff;
}

.kpc-empty-option {
    padding: 13px 16px;
    color: var(--kpc-muted);
    font-size: 14px;
    background: #fff;
}

.kpc-detail-row.is-hidden {
    display: none;
}

.kpc-info-title,
.kpc-inquiry-title {
    font-size: 18px;
    font-weight: 800;
    color: var(--kpc-text);
}

.kpc-info-subtitle {
    font-size: 14px;
    color: var(--kpc-muted);
    margin-top: 0;
    margin-bottom: 8px;
}

a.eitc-apply-button,
a.eitc-apply-button:link,
a.eitc-apply-button:visited,
a.eitc-apply-button:hover,
a.eitc-apply-button:focus,
a.eitc-apply-button:active {
position: relative;
display: inline-flex;
align-items: center;
justify-content: center;
width: 100%;
min-height: 56px;
padding: 16px 20px;
margin: 15px 0 25px;
border: 1px solid #4d759c;
background: linear-gradient(180deg, #7399c0 0%, #628bb4 48%, #4d759c 100%);
color: #ffffff !important;
font-size: 18px;
font-weight: 800;
letter-spacing: -0.02em;
text-decoration: none !important;
box-shadow: 0 12px 24px rgba(98, 139, 180, 0.26), inset 0 1px 0 rgba(255,255,255,0.25);
overflow: hidden;
transition: transform 0.16s ease, box-shadow 0.16s ease, filter 0.16s ease;
animation: eitcApplyPulse 1.7s ease-in-out infinite;
box-sizing: border-box;
-webkit-text-fill-color: #ffffff !important;
}

a.eitc-apply-button span,
a.eitc-apply-button span:link,
a.eitc-apply-button span:visited,
a.eitc-apply-button span:hover,
a.eitc-apply-button span:focus,
a.eitc-apply-button span:active {
position: relative;
z-index: 2;
color: #ffffff !important;
-webkit-text-fill-color: #ffffff !important;
}

a.eitc-apply-button::before {
content: '';
position: absolute;
top: 0;
left: -30%;
width: 24%;
height: 100%;
background: linear-gradient(90deg, rgba(255,255,255,0) 0%, rgba(255,255,255,0.26) 50%, rgba(255,255,255,0) 100%);
transform: skewX(-18deg);
animation: eitcApplyShine 2.8s linear infinite;
z-index: 1;
}

a.eitc-apply-button:hover,
a.eitc-apply-button:focus {
color: #ffffff !important;
-webkit-text-fill-color: #ffffff !important;
transform: translateY(-1px);
box-shadow: 0 16px 28px rgba(98, 139, 180, 0.34), inset 0 1px 0 rgba(255,255,255,0.25);
filter: saturate(1.05);
}

a.eitc-apply-button:active {
color: #ffffff !important;
-webkit-text-fill-color: #ffffff !important;
transform: translateY(1px);
box-shadow: 0 8px 16px rgba(98, 139, 180, 0.26), inset 0 2px 6px rgba(0,0,0,0.15);
}

.kpc-share-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    min-height: 54px;
    padding: 14px 18px;
    margin: 0;
    border: 1px solid var(--kpc-primary-dark);
    background: #edf4fb;
    color: var(--kpc-primary-dark);
    font-size: 16px;
    font-weight: 800;
    cursor: pointer;
    transition: background 0.18s ease, color 0.18s ease;
}

.kpc-share-button:hover,
.kpc-share-button:focus {
    background: var(--kpc-primary-dark);
    color: #fff;
}

.kpc-share-message {
    display: block;
    margin-top: 10px;
    color: var(--kpc-primary-dark);
    font-size: 14px;
}

.kpc-textarea {
    min-height: 160px;
    resize: vertical;
}

.kpc-inquiry-message {
    display: none;
    padding: 14px 16px;
    background: #f5f9fd;
    border: 1px solid #dbe7f1;
    color: var(--kpc-primary-dark);
    font-size: 15px;
    line-height: 1.6;
}

.kpc-inquiry-message.is-visible {
    display: block;
}

@keyframes eitcApplyPulse {
0%, 100% {
box-shadow: 0 12px 24px rgba(98, 139, 180, 0.26), inset 0 1px 0 rgba(255,255,255,0.25);
}
50% {
box-shadow: 0 16px 30px rgba(98, 139, 180, 0.34), inset 0 1px 0 rgba(255,255,255,0.3);
}
}

@keyframes eitcApplyShine {
0% {
left: -30%;
}
100% {
left: 120%;
}
}

@media (max-width: 640px) {
    .kpc-topic-buttons {
        grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
    }

    .kpc-result-box,
    .kpc-info-result {
        padding: 16px;
    }
}