/* ==============================
   연봉 실수령액 계산기 (sn-)
   색상은 블로그 css/style.css 의 CSS 변수만 사용한다.
   예외: 오류 표시용 빨간색 1개 (--sn-color-error)
   ============================== */

:root {
  --sn-color-error: #dc2626;
  --sn-radius: 10px;
  --sn-touch: 44px;
}

/* ---------- Header ---------- */

.sn-header {
  border-bottom: 1px solid var(--color-border);
  padding: 0.75rem 0;
}

.sn-header-inner {
  max-width: var(--content-width);
  margin: 0 auto;
  padding: 0 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
}

.sn-back {
  display: inline-flex;
  align-items: center;
  min-height: var(--sn-touch);
  font-weight: 600;
}

.sn-theme-toggle {
  min-width: var(--sn-touch);
  min-height: var(--sn-touch);
}

/* ---------- Layout ---------- */

.sn-main {
  max-width: var(--content-width);
  margin: 0 auto;
  padding: 1.25rem 1.25rem 3rem;
}

.sn-intro {
  margin-bottom: 1.25rem;
}

.sn-title {
  font-size: 1.5rem;
  line-height: 1.35;
  margin: 0 0 0.25rem;
  color: var(--color-text);
  word-break: keep-all;
}

.sn-subtitle {
  margin: 0;
  color: var(--color-text-secondary);
  word-break: keep-all;
}

/* ---------- Guide ---------- */

.sn-guide {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--sn-radius);
  padding: 0 1rem;
  margin-bottom: 1.5rem;
  font-size: 0.95rem;
}

.sn-guide summary {
  cursor: pointer;
  font-weight: 700;
  min-height: var(--sn-touch);
  display: flex;
  align-items: center;
  list-style-position: inside;
}

.sn-guide summary::-webkit-details-marker {
  margin-right: 0.4rem;
}

.sn-guide[open] summary {
  border-bottom: 1px solid var(--color-border);
}

.sn-guide-steps,
.sn-guide-terms {
  margin: 0.75rem 0;
  padding-left: 1.25rem;
}

.sn-guide-steps li,
.sn-guide-terms li {
  margin-bottom: 0.3rem;
  word-break: keep-all;
}

.sn-guide-heading {
  margin: 0.75rem 0 0;
}

/* ---------- Form ---------- */

.sn-form {
  margin-bottom: 1.5rem;
}

.sn-input:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

.sn-field {
  margin: 0 0 1.25rem;
  padding: 0;
  border: none;
  min-width: 0;
}

.sn-label {
  display: block;
  font-weight: 700;
  margin-bottom: 0.4rem;
  padding: 0;
  color: var(--color-text);
}

.sn-input-wrap {
  position: relative;
  display: flex;
  align-items: center;
}

.sn-input {
  width: 100%;
  min-width: 0;
  min-height: 48px;
  padding: 0.5rem 3.5rem 0.5rem 0.9rem;
  font: inherit;
  font-size: 1.125rem; /* 16px 이상: iOS 자동 확대 방지 */
  font-variant-numeric: tabular-nums;
  text-align: right;
  color: var(--color-text);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--sn-radius);
  -webkit-appearance: none;
  appearance: none;
}

.sn-input:focus {
  border-color: var(--color-accent);
}

.sn-input[aria-invalid="true"] {
  border-color: var(--sn-color-error);
}

.sn-unit {
  position: absolute;
  right: 0.9rem;
  color: var(--color-text-secondary);
  pointer-events: none;
}

.sn-hint {
  margin: 0.3rem 0 0;
  min-height: 1.5em;
  text-align: right;
  font-size: 0.9rem;
  color: var(--color-text-secondary);
}

/* ---------- Segmented radios ---------- */

.sn-segment-options {
  display: flex;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--sn-radius);
  padding: 4px;
  gap: 4px;
}

.sn-segment-options input {
  position: absolute;
  opacity: 0;
  width: 1px;
  height: 1px;
  margin: 0;
  pointer-events: none;
}

.sn-segment-options label {
  flex: 1 1 0;
  min-width: 0;
  min-height: var(--sn-touch);
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 0.25rem 0.35rem;
  border-radius: 7px;
  font-size: 0.95rem;
  font-weight: 600;
  line-height: 1.3;
  color: var(--color-text-secondary);
  cursor: pointer;
  word-break: keep-all;
}

.sn-segment-options input:checked + label {
  background: var(--color-bg);
  color: var(--color-accent);
  box-shadow: 0 0 0 1px var(--color-accent);
}

.sn-segment-options input:focus-visible + label {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

/* ---------- Result ---------- */

.sn-result {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--sn-radius);
  padding: 1rem 1.1rem 1.1rem;
}

.sn-result-title {
  font-size: 1.1rem;
  margin: 0 0 0.5rem;
  color: var(--color-text);
}

.sn-rows {
  margin: 0;
}

.sn-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 0.75rem;
  padding: 0.35rem 0;
}

.sn-row dt {
  color: var(--color-text-secondary);
  flex-shrink: 0;
}

.sn-row dd {
  margin: 0;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  text-align: right;
  overflow-wrap: anywhere;
}

.sn-error {
  margin: 0;
  padding: 0.75rem 0.9rem;
  border-left: 4px solid var(--sn-color-error);
  border-radius: 6px;
  background: var(--color-bg);
  color: var(--color-text);
  font-weight: 600;
  word-break: keep-all;
}

.sn-error::before {
  content: "⚠ ";
  color: var(--sn-color-error);
}

.sn-note {
  margin: 0.9rem 0 0;
  font-size: 0.85rem;
  line-height: 1.6;
  color: var(--color-text-secondary);
  word-break: keep-all;
}

.sn-disclaimer {
  margin: 0.9rem 0 0;
  font-size: 0.85rem;
  line-height: 1.6;
  color: var(--color-text-secondary);
  word-break: keep-all;
}

@media (min-width: 600px) {
  .sn-title {
    font-size: 1.75rem;
  }
  .sn-headline-value {
    font-size: 2rem;
  }
}

/* ---------- 이렇게 계산해요 / 자주 묻는 질문 / 관련 글 ---------- */

.sn-explain,
.sn-faq {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--sn-radius);
  padding: 1rem;
  margin-top: 1.5rem;
  font-size: 0.95rem;
  line-height: 1.7;
  word-break: keep-all;
  color: var(--color-text);
}

.sn-explain-title,
.sn-faq-title {
  font-size: 1.1rem;
  margin: 0 0 0.5rem;
  color: var(--color-text);
}

.sn-explain-lead {
  margin: 0 0 0.5rem;
  color: var(--color-text-secondary);
}

.sn-explain-steps,
.sn-explain-notes {
  margin: 0.5rem 0 0.75rem;
  padding-left: 1.25rem;
}

.sn-explain-steps li,
.sn-explain-notes li {
  margin-bottom: 0.4rem;
}

.sn-formula {
  display: block;
  margin-top: 0.25rem;
  padding: 0.2rem 0.5rem;
  border-left: 3px solid var(--color-accent);
  color: var(--color-text);
  font-variant-numeric: tabular-nums;
  overflow-wrap: anywhere;
}

.sn-example {
  background: var(--color-tag-bg);
  border-radius: var(--sn-radius);
  padding: 0.75rem 0.9rem;
  margin: 0.75rem 0;
}

.sn-example-title {
  margin: 0 0 0.4rem;
  color: var(--color-text);
}

.sn-example-title strong {
  color: var(--color-tag-text);
}

.sn-example-rows {
  margin: 0;
}

.sn-example-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 0.75rem;
  padding: 0.3rem 0;
  border-top: 1px solid var(--color-border);
}

.sn-example-row:first-child {
  border-top: 0;
}

.sn-example-row dt {
  color: var(--color-text-secondary);
  flex-shrink: 0;
}

.sn-example-row dd {
  margin: 0;
  min-width: 0;
  text-align: right;
  font-variant-numeric: tabular-nums;
  overflow-wrap: anywhere;
}

.sn-explain-sub {
  margin: 0.75rem 0 0;
}

.sn-explain-notes {
  margin-bottom: 0;
  color: var(--color-text-secondary);
}

.sn-faq {
  padding-bottom: 0.25rem;
}

.sn-faq-item {
  border-top: 1px solid var(--color-border);
}

.sn-faq-q {
  cursor: pointer;
  font-weight: 600;
  min-height: var(--sn-touch);
  display: flex;
  align-items: center;
  padding: 0.4rem 0;
  list-style-position: inside;
}

.sn-faq-q::-webkit-details-marker {
  margin-right: 0.4rem;
}

.sn-faq-q:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

.sn-faq-item[open] .sn-faq-q {
  border-bottom: 1px solid var(--color-border);
}

.sn-faq-a {
  margin: 0.5rem 0 1rem;
  color: var(--color-text);
}

.sn-related {
  margin: 1.25rem 0 0;
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--color-text-secondary);
  word-break: keep-all;
}

.sn-related a {
  color: var(--color-accent);
}

/* FAQ 질문 앞 펼침 표시: summary가 flex라 기본 삼각형(::marker)이 보이지 않아 직접 그린다 */
.sn-faq-q {
  list-style: none;
}

.sn-faq-q::-webkit-details-marker {
  display: none;
}

.sn-faq-q::before {
  content: "▸";
  flex-shrink: 0;
  width: 1.1em;
  color: var(--color-accent);
}

.sn-faq-item[open] .sn-faq-q::before {
  content: "▾";
}



.sn-label-sub {
  font-weight: 600;
}

.sn-optional {
  font-weight: 400;
  font-size: 0.9rem;
  color: var(--color-text-secondary);
}

.sn-help {
  margin: 0.3rem 0 0;
  font-size: 0.85rem;
  line-height: 1.55;
  color: var(--color-text-secondary);
  word-break: keep-all;
}
/* 스테퍼 */
.sn-stepper-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin: 0 0 0.9rem;
}

.sn-stepper-label {
  flex: 1 1 auto;
  min-width: 0;
  font-weight: 700;
  color: var(--color-text);
  word-break: keep-all;
}

.sn-stepper-sub {
  display: block;
  font-weight: 400;
  font-size: 0.85rem;
  color: var(--color-text-secondary);
}

.sn-stepper {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.sn-step-btn {
  width: var(--sn-touch);
  height: var(--sn-touch);
  padding: 0;
  font: inherit;
  font-size: 1.35rem;
  font-weight: 700;
  line-height: 1;
  color: var(--color-tag-text);
  background: var(--color-tag-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--sn-radius);
  cursor: pointer;
}

.sn-step-btn:hover {
  border-color: var(--color-accent);
}

.sn-step-btn:focus-visible,
.sn-count:focus-visible,
.sn-checkbox:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

.sn-count {
  width: 3rem;
  min-height: var(--sn-touch);
  padding: 0.25rem;
  font: inherit;
  font-size: 1.125rem;
  font-weight: 700;
  text-align: center;
  font-variant-numeric: tabular-nums;
  color: var(--color-text);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--sn-radius);
  -webkit-appearance: none;
  appearance: none;
}

.sn-count[aria-invalid="true"] {
  border-color: var(--sn-color-error);
}

/* 체크박스 줄 */
.sn-check-row {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  min-height: var(--sn-touch);
  margin: 0 0 0.9rem;
}

.sn-checkbox {
  flex: 0 0 auto;
  width: 22px;
  height: 22px;
  margin: 0;
  accent-color: var(--color-accent);
}

.sn-check-row label {
  font-weight: 600;
  color: var(--color-text);
  cursor: pointer;
  word-break: keep-all;
}

.sn-sub-field {
  margin-top: -0.4rem;
  padding-left: 0.75rem;
  border-left: 3px solid var(--color-border);
}
/* 더 자세히 */
.sn-more {
  border: 1px dashed var(--color-border);
  border-radius: var(--sn-radius);
  padding: 0 1rem;
}

.sn-more summary {
  cursor: pointer;
  font-weight: 600;
  min-height: var(--sn-touch);
  display: flex;
  align-items: center;
  color: var(--color-accent);
  list-style: none;
  word-break: keep-all;
}

.sn-more summary::-webkit-details-marker {
  display: none;
}

.sn-more summary::before {
  content: "▸";
  flex-shrink: 0;
  width: 1.1em;
}

.sn-more[open] summary::before {
  content: "▾";
}

.sn-more summary:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

.sn-more-body {
  margin: 0.5rem 0 0.5rem;
}

/* 결과: 가장 큰 숫자 */
.sn-headline {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  padding: 0.85rem 1rem;
  margin-bottom: 0.75rem;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--sn-radius);
}

.sn-headline-label {
  font-weight: 700;
  color: var(--color-text-secondary);
}

.sn-headline-value {
  font-size: 1.75rem;
  line-height: 1.3;
  font-weight: 800;
  color: var(--color-text);
  font-variant-numeric: tabular-nums;
  overflow-wrap: anywhere;
  word-break: keep-all;
}

.sn-is-refund .sn-headline-value {
  color: var(--color-accent);
}

.sn-is-owe {
  border-color: var(--sn-color-error);
  border-left-width: 4px;
}

.sn-is-owe .sn-headline-label::before {
  content: "⚠ ";
  color: var(--sn-color-error);
}

.sn-headline-sub {
  margin: 0.2rem 0 0;
  font-size: 0.875rem;
  line-height: 1.55;
  color: var(--color-text-secondary);
  word-break: keep-all;
  overflow-wrap: anywhere;
}

/* 계산 과정 */
.sn-steps-wrap {
  margin-bottom: 1rem;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.sn-steps-wrap summary {
  cursor: pointer;
  font-weight: 600;
  min-height: var(--sn-touch);
  display: flex;
  align-items: center;
  color: var(--color-accent);
  list-style: none;
}

.sn-steps-wrap summary::-webkit-details-marker {
  display: none;
}

.sn-steps-wrap summary::before {
  content: "▸";
  flex-shrink: 0;
  width: 1.1em;
}

.sn-steps-wrap[open] summary::before {
  content: "▾";
}

.sn-steps-wrap summary:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

.sn-steps-wrap .sn-rows {
  padding-bottom: 0.5rem;
}

.sn-row dt {
  flex-shrink: 1;
  min-width: 0;
  word-break: keep-all;
}

.sn-row dd {
  flex-shrink: 0;
  max-width: 55%;
}

.sn-row-sum {
  border-top: 1px dashed var(--color-border);
}

.sn-row-sum dt {
  color: var(--color-text);
  font-weight: 700;
}

.sn-sub-title {
  margin: 0 0 0.35rem;
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-text);
}

.sn-effects-wrap {
  margin-bottom: 1rem;
}

.sn-small {
  margin: 0.4rem 0 0;
  font-size: 0.85rem;
  line-height: 1.55;
  color: var(--color-text-secondary);
  word-break: keep-all;
}

.sn-small a,
.sn-note a,
.sn-guide a {
  color: var(--color-accent);
}

/* ---------- 연봉 실수령액 계산기 전용 ---------- */

.sn-sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.sn-guide-out {
  margin: 0 0 0.75rem;
  font-size: 0.875rem;
  line-height: 1.6;
  color: var(--color-text-secondary);
  word-break: keep-all;
}

/* 입력 카드 */
.sn-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--sn-radius);
  padding: 0.9rem 1rem 1rem;
  margin: 0;
}

.sn-card-title {
  font-size: 1.1rem;
  margin: 0 0 0.75rem;
  color: var(--color-text);
}

.sn-card .sn-input,
.sn-card .sn-segment-options {
  background: var(--color-bg);
}

.sn-card .sn-segment-options input:checked + label {
  background: var(--color-surface);
}

.sn-segment-options input:disabled + label {
  opacity: 0.5;
  cursor: not-allowed;
}

.sn-help-warn {
  padding-left: 0.6rem;
  border-left: 3px solid var(--sn-color-error);
  color: var(--color-text);
}

.sn-kids-help {
  margin: -0.5rem 0 1rem;
}

.sn-check-row {
  margin-bottom: 0;
}

.sn-check-help {
  margin: 0 0 0.75rem;
}

.sn-step-btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.sn-step-btn:disabled:hover {
  border-color: var(--color-border);
}

.sn-more {
  margin-top: 0.25rem;
}

/* 결과 */
.sn-rows .sn-row {
  border-top: 1px solid var(--color-border);
}

.sn-rows .sn-row:first-child {
  border-top: 0;
}

.sn-rows .sn-row-sum {
  border-top: 1px dashed var(--color-text-secondary);
}

.sn-row-sum dd {
  font-weight: 800;
}

.sn-note-warn {
  padding-left: 0.6rem;
  border-left: 3px solid var(--sn-color-error);
  color: var(--color-text);
}

.sn-annual-box {
  margin: 1rem 0;
  padding: 0.75rem 1rem;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--sn-radius);
}

.sn-annual-line {
  margin: 0;
  font-weight: 600;
  color: var(--color-text);
  word-break: keep-all;
}

.sn-annual-line strong {
  font-size: 1.2rem;
  font-weight: 800;
  font-variant-numeric: tabular-nums;
}

.sn-annual-box .sn-small {
  margin-top: 0.25rem;
}

.sn-box-title {
  margin: 0 0 0.6rem;
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--color-tag-text);
}

/* 차별점 ① 연봉이 오르면 */
.sn-raise {
  margin: 0 0 1rem;
  padding: 0.85rem 1rem;
  background: var(--color-tag-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--sn-radius);
  color: var(--color-text);
}

.sn-raise .sn-segment-options {
  background: var(--color-bg);
}

.sn-raise .sn-segment-options input:checked + label {
  background: var(--color-surface);
}

.sn-raise-field {
  margin-bottom: 0.75rem;
}

.sn-segment-4 label {
  padding: 0.25rem 0.15rem;
  font-size: 0.9rem;
}

.sn-raise-custom {
  margin-bottom: 0.5rem;
}

.sn-raise-custom .sn-hint {
  min-height: 0;
}

.sn-raise-result {
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
  margin: 0;
  min-height: 1.5em;
  font-weight: 600;
  word-break: keep-all;
}

.sn-raise-lead {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
}

.sn-raise-value {
  font-size: 1.35rem;
  font-weight: 800;
  line-height: 1.35;
  color: var(--color-accent);
  font-variant-numeric: tabular-nums;
  overflow-wrap: anywhere;
}

.sn-raise-sub {
  font-variant-numeric: tabular-nums;
  overflow-wrap: anywhere;
}

/* 차별점 ② 원천징수 비율 */
.sn-ratio-box {
  margin: 0 0 1rem;
  padding: 0.85rem 1rem;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--sn-radius);
}

.sn-ratio-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.95rem;
  font-variant-numeric: tabular-nums;
  table-layout: fixed;
}

.sn-ratio-table th,
.sn-ratio-table td {
  padding: 0.45rem 0.25rem;
  border-bottom: 1px solid var(--color-border);
  text-align: right;
  overflow-wrap: anywhere;
  word-break: keep-all;
}

.sn-ratio-table th:first-child {
  text-align: left;
  width: 24%;
}

.sn-ratio-table td {
  white-space: nowrap;
}

.sn-ratio-box {
  padding-left: 0.75rem;
  padding-right: 0.75rem;
}

.sn-ratio-table thead th {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text-secondary);
  vertical-align: bottom;
}

.sn-ratio-table tbody th {
  font-weight: 600;
  color: var(--color-text);
}

.sn-ratio-current th,
.sn-ratio-current td {
  color: var(--color-accent);
  font-weight: 800;
}

.sn-ye-link {
  display: block;
  line-height: 1.55;
  min-height: var(--sn-touch);
  margin-top: 0.75rem;
  padding: 0.6rem 0.9rem;
  border: 1px solid var(--color-accent);
  border-radius: var(--sn-radius);
  background: var(--color-tag-bg);
  color: var(--color-tag-text);
  font-weight: 700;
  text-decoration: none;
  word-break: keep-all;
}

.sn-ye-link:hover {
  border-color: var(--color-accent-hover);
  color: var(--color-accent-hover);
}

.sn-ye-link:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

.sn-ye-link strong {
  font-variant-numeric: tabular-nums;
}