/**
 * Freelance Tax Calculator (3.3%) Styles
 * 프리랜서 원천징수 3.3% 계산기 전용 스타일
 *
 * @package Zipper
 */

/* ===== 2컬럼 레이아웃 (데스크탑) ===== */
.ftc-main-layout {
    display: grid;
    grid-template-columns: 340px 1fr;
    gap: 20px;
    align-items: start;
}

.ftc-input-col {
    position: sticky;
    top: 20px;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.ftc-result-col {
    min-width: 0;
}

/* ===== 계산 모드 선택 ===== */
.ftc-mode-section {
    background: #fff;
    border: 1px solid #e8e4dc;
    border-radius: 12px;
    padding: 16px;
}

.ftc-mode-title {
    font-size: 13px;
    font-weight: 600;
    color: #2d2a26;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.ftc-mode-title i {
    color: #d4af37;
}

.ftc-mode-tabs {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
}

.ftc-mode-tab {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    padding: 12px 8px;
    font-size: 12px;
    font-weight: 500;
    border: 1px solid #e8e4dc;
    border-radius: 8px;
    background: #faf9f7;
    color: #5f5a56;
    cursor: pointer;
    transition: all 0.2s;
}

.ftc-mode-tab i {
    font-size: 18px;
}

.ftc-mode-tab:hover {
    border-color: #d4af37;
    color: #d4af37;
}

.ftc-mode-tab.active {
    border-color: #d4af37;
    background: rgba(212, 175, 55, 0.12);
    color: #d4af37;
    font-weight: 600;
}

.ftc-mode-desc {
    font-size: 10px;
    color: #a09a94;
    margin-top: 2px;
}

.ftc-mode-tab.active .ftc-mode-desc {
    color: #b89a30;
}

/* ===== 입력 섹션 ===== */
.ftc-input-section {
    display: flex;
    flex-direction: column;
    gap: 12px;
    padding: 16px;
    background: #fff;
    border: 1px solid #e8e4dc;
    border-radius: 12px;
}

.ftc-input-title {
    font-size: 14px;
    font-weight: 600;
    color: #2d2a26;
    display: flex;
    align-items: center;
    gap: 6px;
    padding-bottom: 10px;
    border-bottom: 1px solid #e8e4dc;
}

.ftc-input-title i {
    color: #d4af37;
}

.ftc-input-group {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.ftc-input-label {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.ftc-input-label label {
    font-size: 12px;
    font-weight: 600;
    color: #5f5a56;
    display: flex;
    align-items: center;
    gap: 4px;
}

.ftc-input-label label i {
    font-size: 13px;
}

.ftc-input-wrapper {
    position: relative;
}

.ftc-input-group input[type="text"] {
    width: 100%;
    padding: 14px 32px 14px 14px;
    font-size: 20px;
    font-weight: 600;
    border: 1px solid #e8e4dc;
    border-radius: 8px;
    background: #fff;
    color: #2d2a26;
    transition: all 0.2s;
    text-align: right;
}

.ftc-input-group input[type="text"]:focus {
    outline: none;
    border-color: #d4af37;
    box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.12);
}

.ftc-input-group input[type="text"]::placeholder {
    color: #a09a94;
    font-weight: 400;
    font-size: 16px;
}

.ftc-input-suffix {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 14px;
    font-weight: 500;
    color: #5f5a56;
    pointer-events: none;
}

/* 세전 강조 */
.ftc-input-group.pretax input {
    border-color: rgba(212, 175, 55, 0.5);
    background: rgba(212, 175, 55, 0.04);
}

.ftc-input-group.pretax label {
    color: #d4af37;
}

/* 세후 강조 */
.ftc-input-group.aftertax input {
    border-color: rgba(39, 174, 96, 0.5);
    background: rgba(39, 174, 96, 0.04);
}

.ftc-input-group.aftertax label {
    color: #27ae60;
}

/* 간편 금액 버튼 */
.ftc-quick-section {
    margin-top: 4px;
}

.ftc-quick-label {
    font-size: 11px;
    color: #a09a94;
    margin-bottom: 8px;
}

.ftc-quick-amounts {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 6px;
}

.ftc-quick-btn {
    padding: 8px 6px;
    font-size: 12px;
    font-weight: 500;
    border: 1px solid #e8e4dc;
    border-radius: 6px;
    background: #faf9f7;
    color: #5f5a56;
    cursor: pointer;
    transition: all 0.2s;
    text-align: center;
}

.ftc-quick-btn:hover {
    border-color: #27ae60;
    color: #27ae60;
    background: rgba(39, 174, 96, 0.06);
}

/* ===== 결과 섹션 ===== */
.ftc-result-section {
    background: linear-gradient(135deg, #faf9f7 0%, #fff 100%);
    border: 2px solid #e8e4dc;
    border-radius: 12px;
    padding: 20px;
    margin-bottom: 16px;
}

.ftc-result-title {
    font-size: 14px;
    font-weight: 600;
    color: #2d2a26;
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 6px;
    padding-bottom: 12px;
    border-bottom: 1px solid #e8e4dc;
}

.ftc-result-title i {
    color: #d4af37;
}

/* 메인 결과 (세전/세후) */
.ftc-main-results {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-bottom: 16px;
}

.ftc-main-result-card {
    display: flex;
    flex-direction: column;
    padding: 20px;
    background: #fff;
    border-radius: 12px;
    border: 1px solid #e8e4dc;
    text-align: center;
}

.ftc-main-result-card.pretax {
    border-color: rgba(212, 175, 55, 0.4);
}

.ftc-main-result-card.aftertax {
    border-color: rgba(39, 174, 96, 0.4);
    background: rgba(39, 174, 96, 0.04);
}

.ftc-main-result-label {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 10px;
}

.ftc-main-result-card.pretax .ftc-main-result-label {
    color: #d4af37;
}

.ftc-main-result-card.aftertax .ftc-main-result-label {
    color: #27ae60;
}

.ftc-main-result-label i {
    font-size: 16px;
}

.ftc-main-result-value-wrap {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 6px;
}

.ftc-main-result-value {
    font-size: 32px;
    font-weight: 700;
    color: #2d2a26;
    letter-spacing: -0.5px;
}

.ftc-main-result-card.aftertax .ftc-main-result-value {
    color: #27ae60;
}

.ftc-main-result-unit {
    font-size: 16px;
    font-weight: 500;
    color: #5f5a56;
}

.ftc-main-result-copy {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    margin: 10px auto 0;
    border: 1px solid #e8e4dc;
    border-radius: 6px;
    background: #faf9f7;
    color: #5f5a56;
    cursor: pointer;
    transition: all 0.2s;
}

.ftc-main-result-copy:hover {
    border-color: #d4af37;
    color: #d4af37;
    background: #fff;
}

.ftc-main-result-copy.copied {
    border-color: #27ae60;
    color: #27ae60;
    background: rgba(39, 174, 96, 0.08);
}

/* 세금 상세 */
.ftc-tax-details {
    display: flex;
    flex-direction: column;
    gap: 12px;
    padding: 16px;
    background: #fff;
    border: 1px solid #e8e4dc;
    border-radius: 12px;
}

.ftc-tax-details-title {
    font-size: 13px;
    font-weight: 600;
    color: #2d2a26;
    display: flex;
    align-items: center;
    gap: 6px;
}

.ftc-tax-details-title i {
    color: #e74c3c;
}

.ftc-tax-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
}

.ftc-tax-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 14px;
    background: #faf9f7;
    border: 1px solid #e8e4dc;
    border-radius: 8px;
}

.ftc-tax-item.income-tax {
    border-color: rgba(231, 76, 60, 0.3);
    background: rgba(231, 76, 60, 0.04);
}

.ftc-tax-item.local-tax {
    border-color: rgba(155, 89, 182, 0.3);
    background: rgba(155, 89, 182, 0.04);
}

.ftc-tax-item.total-tax {
    grid-column: 1 / -1;
    border-color: rgba(52, 73, 94, 0.3);
    background: rgba(52, 73, 94, 0.06);
}

.ftc-tax-label {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.ftc-tax-label-main {
    font-size: 12px;
    font-weight: 600;
    color: #2d2a26;
}

.ftc-tax-label-rate {
    font-size: 10px;
    color: #a09a94;
}

.ftc-tax-item.income-tax .ftc-tax-label-main {
    color: #e74c3c;
}

.ftc-tax-item.local-tax .ftc-tax-label-main {
    color: #9b59b6;
}

.ftc-tax-item.total-tax .ftc-tax-label-main {
    color: #34495e;
}

.ftc-tax-value-wrap {
    display: flex;
    align-items: center;
    gap: 8px;
}

.ftc-tax-value {
    font-size: 18px;
    font-weight: 700;
    color: #2d2a26;
}

.ftc-tax-item.total-tax .ftc-tax-value {
    font-size: 20px;
    color: #34495e;
}

.ftc-tax-unit {
    font-size: 12px;
    font-weight: 500;
    color: #5f5a56;
}

.ftc-tax-copy-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    border: 1px solid #e8e4dc;
    border-radius: 6px;
    background: #fff;
    color: #5f5a56;
    cursor: pointer;
    transition: all 0.2s;
    flex-shrink: 0;
}

.ftc-tax-copy-btn:hover {
    border-color: #d4af37;
    color: #d4af37;
}

.ftc-tax-copy-btn.copied {
    border-color: #27ae60;
    color: #27ae60;
    background: rgba(39, 174, 96, 0.08);
}

/* ===== 공식 안내 ===== */
.ftc-formula-section {
    background: #fff;
    border: 1px solid #e8e4dc;
    border-radius: 12px;
    padding: 16px;
    margin-bottom: 14px;
}

.ftc-formula-title {
    font-size: 13px;
    font-weight: 600;
    color: #2d2a26;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.ftc-formula-title i {
    color: #d4af37;
}

.ftc-formula-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
}

.ftc-formula-card {
    background: #faf9f7;
    border: 1px solid #e8e4dc;
    border-radius: 8px;
    padding: 12px;
}

.ftc-formula-card.pretax {
    border-color: rgba(212, 175, 55, 0.3);
    background: rgba(212, 175, 55, 0.04);
}

.ftc-formula-card.aftertax {
    border-color: rgba(39, 174, 96, 0.3);
    background: rgba(39, 174, 96, 0.04);
}

.ftc-formula-label {
    font-size: 11px;
    font-weight: 600;
    margin-bottom: 6px;
}

.ftc-formula-card.pretax .ftc-formula-label {
    color: #d4af37;
}

.ftc-formula-card.aftertax .ftc-formula-label {
    color: #27ae60;
}

.ftc-formula-text {
    font-size: 12px;
    color: #5f5a56;
    line-height: 1.5;
}

.ftc-formula-text code {
    display: inline-block;
    padding: 2px 6px;
    background: #fff;
    border: 1px solid #e8e4dc;
    border-radius: 4px;
    font-family: 'Consolas', 'Monaco', monospace;
    font-size: 11px;
    color: #2d2a26;
}

/* 버튼 영역 */
.ftc-button-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
}

.ftc-reset-btn,
.ftc-share-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 10px;
    font-size: 13px;
    font-weight: 500;
    border: 1px solid #e8e4dc;
    border-radius: 6px;
    background: #faf9f7;
    color: #5f5a56;
    cursor: pointer;
    transition: all 0.2s;
}

.ftc-reset-btn:hover {
    border-color: #e74c3c;
    color: #e74c3c;
    background: rgba(231, 76, 60, 0.06);
}

.ftc-share-btn:hover {
    border-color: #9b59b6;
    color: #9b59b6;
    background: rgba(155, 89, 182, 0.06);
}

.ftc-share-btn.copied {
    border-color: #27ae60;
    color: #27ae60;
    background: rgba(39, 174, 96, 0.08);
}

/* 대기 상태 */
.ftc-waiting {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 60px 20px;
    text-align: center;
    background: #fff;
    border: 2px dashed #e8e4dc;
    border-radius: 12px;
}

.ftc-waiting i {
    font-size: 48px;
    color: #e8e4dc;
    margin-bottom: 16px;
}

.ftc-waiting-text {
    font-size: 15px;
    font-weight: 500;
    color: #a09a94;
    margin-bottom: 6px;
}

.ftc-waiting-sub {
    font-size: 13px;
    color: #c5c0ba;
}

/* 면책조항 */
.ftc-disclaimer {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 12px;
    background: rgba(108, 117, 125, 0.08);
    border-radius: 8px;
    margin-top: 14px;
}

.ftc-disclaimer i {
    color: #6c757d;
    font-size: 16px;
    flex-shrink: 0;
    margin-top: 1px;
}

.ftc-disclaimer-text {
    font-size: 12px;
    color: #5f5a56;
    line-height: 1.5;
}

.ftc-disclaimer-text strong {
    color: #2d2a26;
}

/* 숨김 */
.ftc-hidden {
    display: none !important;
}

/* ===== 반응형 - 태블릿 ===== */
@media (max-width: 900px) {
    .ftc-main-layout {
        grid-template-columns: 320px 1fr;
        gap: 16px;
    }

    .ftc-main-result-value {
        font-size: 28px;
    }

    .ftc-formula-grid {
        grid-template-columns: 1fr;
        gap: 8px;
    }
}

/* ===== 반응형 - 모바일 ===== */
@media (max-width: 768px) {
    .ftc-main-layout {
        grid-template-columns: 1fr;
        gap: 14px;
    }

    .ftc-input-col {
        position: static;
    }

    .ftc-main-results {
        grid-template-columns: 1fr;
        gap: 12px;
    }

    .ftc-main-result-card {
        padding: 16px;
    }

    .ftc-main-result-value {
        font-size: 28px;
    }

    .ftc-tax-grid {
        grid-template-columns: 1fr;
    }

    .ftc-tax-item.total-tax {
        grid-column: 1;
    }

    .ftc-formula-grid {
        grid-template-columns: 1fr;
    }
}

/* ===== 반응형 - 작은 모바일 ===== */
@media (max-width: 480px) {
    .ftc-mode-tabs {
        grid-template-columns: 1fr;
    }

    .ftc-quick-amounts {
        grid-template-columns: repeat(3, 1fr);
    }

    .ftc-button-row {
        grid-template-columns: 1fr;
    }

    .ftc-main-result-value {
        font-size: 32px;
    }

    .ftc-tax-value {
        font-size: 16px;
    }

    .ftc-tax-item.total-tax .ftc-tax-value {
        font-size: 18px;
    }
}