/**
 * Standard Deviation Calculator Styles
 * 표준편차 계산기 전용 스타일
 *
 * @package Zipper
 */

.sdc-hidden,
.sdc-waiting[hidden] {
    display: none !important;
}

.sdc-intro {
    display: grid;
    gap: 10px;
}

.sdc-lead {
    margin: 0 0 4px;
    font-size: 15px;
    line-height: 1.7;
    color: #5f5a56;
}

#sdcCalculator .tool-layout-split {
    grid-template-columns: minmax(0, 360px) minmax(0, 1fr);
    gap: 18px;
}

#sdcCalculator .tool-layout-input {
    max-width: 360px;
}

#sdcCalculator .tool-layout-result,
#sdcCalculator .tool-layout-input {
    min-width: 0;
}

.sdc-section {
    display: flex;
    flex-direction: column;
    gap: 14px;
    min-width: 0;
    padding: 18px;
    border: 1px solid #e8e4dc;
    border-radius: 14px;
    background: #fff;
    box-shadow: 0 1px 4px rgba(45, 42, 38, 0.06);
}

.sdc-preset-section,
.sdc-tip-section {
    background: #fffdf9;
}

.sdc-section-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    flex-wrap: wrap;
}

.sdc-section-title,
.sdc-note-title,
.sdc-inline-card-label {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 15px;
    font-weight: 700;
    color: #2d2a26;
}

.sdc-section-title i,
.sdc-live-pill i,
.sdc-disclaimer i,
.sdc-waiting i,
.sdc-note-title::before {
    color: #d4af37;
}

.sdc-live-pill,
.sdc-table-pill {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    min-height: 30px;
    padding: 6px 12px;
    border-radius: 999px;
    background: rgba(212, 175, 55, 0.12);
    color: #8a6500;
    font-size: 12px;
    font-weight: 700;
    white-space: nowrap;
}

.sdc-mode-tabs {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
}

.sdc-mode-tab {
    width: 100%;
    min-height: 44px;
    padding: 10px 14px;
    border: 1px solid #e8e4dc;
    border-radius: 999px;
    background: #faf9f7;
    color: #5f5a56;
    font-size: 13px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.2s ease;
}

.sdc-mode-tab:hover,
.sdc-mode-tab:focus {
    outline: none;
    border-color: #d4af37;
    color: #8a6500;
}

.sdc-mode-tab.is-active {
    border-color: transparent;
    background: linear-gradient(135deg, #d4af37 0%, #b8860b 100%);
    color: #fff;
    box-shadow: 0 8px 18px rgba(212, 175, 55, 0.18);
}

.sdc-mode-help,
.sdc-field-hint,
.sdc-inline-card-help,
.sdc-note-text {
    margin: 0;
    font-size: 13px;
    line-height: 1.6;
    color: #7a756d;
}

.sdc-label {
    font-size: 13px;
    font-weight: 700;
    color: #5f5a56;
}

.sdc-textarea,
.sdc-select {
    width: 100%;
    max-width: 100%;
    min-width: 0;
    box-sizing: border-box;
    padding: 12px 14px;
    border: 1px solid #e8e4dc;
    border-radius: 12px;
    background: #fff;
    color: #2d2a26;
    font-size: 15px;
    font-weight: 500;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.sdc-textarea {
    min-height: 188px;
    resize: vertical;
    line-height: 1.6;
}

.sdc-textarea:hover,
.sdc-select:hover {
    border-color: #d4c67a;
}

.sdc-textarea:focus,
.sdc-select:focus {
    outline: none;
    border-color: #d4af37;
    box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.12);
}

.sdc-textarea::placeholder {
    color: #c4c0bc;
    font-weight: 400;
}

.sdc-field-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
    min-width: 0;
}

.sdc-field {
    display: flex;
    flex-direction: column;
    gap: 6px;
    min-width: 0;
}

.sdc-input-wrap {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    gap: 8px;
    min-width: 0;
}

.sdc-inline-card {
    display: grid;
    gap: 8px;
    min-height: 100%;
    padding: 14px 16px;
    border: 1px solid #eadfb8;
    border-radius: 12px;
    background: linear-gradient(135deg, #fffaf0 0%, #fffdf8 100%);
}

.sdc-inline-card-value {
    font-size: 14px;
    font-weight: 700;
    color: #8a6500;
    line-height: 1.5;
}

.sdc-btn-group {
    display: flex;
    gap: 8px;
}

.sdc-btn-group .tool-btn {
    flex: 1 1 0;
}

.sdc-preset-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.sdc-preset-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 9px 14px;
    border: 1px solid #e8e4dc;
    border-radius: 999px;
    background: #fff;
    color: #5f5a56;
    font-size: 13px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.2s ease;
}

.sdc-preset-btn:hover,
.sdc-preset-btn:focus {
    outline: none;
    border-color: #d4af37;
    background: rgba(212, 175, 55, 0.12);
    color: #8a6500;
}

.sdc-tip-list,
.sdc-step-list {
    margin: 0;
    padding-left: 18px;
    display: grid;
    gap: 8px;
    color: #5f5a56;
    font-size: 14px;
    line-height: 1.65;
}

.sdc-waiting {
    display: flex;
    gap: 10px;
    align-items: flex-start;
    padding: 14px 16px;
    border: 1px solid #eadfb8;
    border-radius: 12px;
    background: #fffaf0;
    color: #7a5d18;
}

.sdc-waiting.is-error {
    border-color: #f0c8c1;
    background: #fff6f4;
    color: #a0524d;
}

.sdc-waiting i {
    font-size: 18px;
    margin-top: 2px;
}

.sdc-waiting p {
    margin: 0;
    line-height: 1.6;
}

.sdc-result-hero {
    display: grid;
    gap: 12px;
    padding: 20px;
    border-radius: 18px;
    border: 1px solid #eadfb8;
    background: linear-gradient(135deg, #fdfbf5 0%, #f9f4e8 100%);
    box-shadow: 0 12px 28px rgba(212, 175, 55, 0.14);
}

.sdc-hero-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
}

.sdc-status-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 32px;
    padding: 6px 12px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 700;
}

.sdc-status-badge.is-valid {
    background: rgba(35, 143, 91, 0.12);
    color: #1b7f4f;
}

.sdc-status-badge.is-warning {
    background: rgba(189, 92, 0, 0.12);
    color: #a85300;
}

.sdc-copy-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border: 1px solid #e8e4dc;
    border-radius: 999px;
    background: #fff;
    color: #8a6500;
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.sdc-copy-btn:hover,
.sdc-copy-btn:focus {
    outline: none;
    transform: translateY(-1px);
    box-shadow: 0 6px 14px rgba(212, 175, 55, 0.16);
}

.sdc-hero-label-top {
    font-size: 13px;
    font-weight: 700;
    color: #8a6500;
}

.sdc-hero-value {
    font-size: clamp(34px, 5vw, 46px);
    line-height: 1;
    font-weight: 800;
    letter-spacing: -0.03em;
    color: #2d2a26;
}

.sdc-hero-label {
    font-size: 14px;
    font-weight: 700;
    color: #5f5a56;
}

.sdc-hero-summary {
    margin: 0;
    font-size: 14px;
    line-height: 1.7;
    color: #5f5a56;
}

.sdc-formula-box {
    padding: 12px 14px;
    border: 1px solid rgba(212, 175, 55, 0.28);
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.72);
    font-size: 14px;
    font-weight: 700;
    color: #8a6500;
    line-height: 1.5;
}

.sdc-kpi-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 10px;
    min-width: 0;
}

.sdc-kpi-card {
    display: grid;
    gap: 6px;
    min-width: 0;
    padding: 14px 16px;
    border: 1px solid #e8e4dc;
    border-radius: 12px;
    background: #fff;
    box-shadow: 0 1px 4px rgba(45, 42, 38, 0.05);
}

.sdc-kpi-label {
    font-size: 12px;
    font-weight: 700;
    color: #7a756d;
}

.sdc-kpi-value {
    font-size: 20px;
    font-weight: 800;
    color: #2d2a26;
    letter-spacing: -0.02em;
    word-break: break-word;
}

.sdc-support-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
    min-width: 0;
}

.sdc-note-card {
    display: grid;
    gap: 8px;
    padding: 14px 16px;
    border: 1px solid #eadfb8;
    border-radius: 12px;
    background: #fffaf0;
}

.sdc-note-title::before {
    content: '•';
}

.sdc-table-wrap {
    max-width: 100%;
    overflow-x: auto;
}

.sdc-table-wrap-compact {
    max-height: 360px;
    overflow: auto;
}

.sdc-summary-table,
.sdc-deviation-table {
    width: 100%;
    min-width: 0;
    border-collapse: collapse;
}

.sdc-summary-table th,
.sdc-summary-table td,
.sdc-deviation-table th,
.sdc-deviation-table td {
    padding: 10px 12px;
    border-bottom: 1px solid #eee7db;
    text-align: left;
    font-size: 13px;
    line-height: 1.55;
}

.sdc-summary-table th,
.sdc-deviation-table th {
    font-weight: 700;
    color: #5f5a56;
    background: #fcfaf6;
}

.sdc-summary-table td,
.sdc-deviation-table td {
    color: #2d2a26;
}

.sdc-deviation-table td:nth-child(1),
.sdc-deviation-table td:nth-child(2),
.sdc-deviation-table td:nth-child(3),
.sdc-deviation-table td:nth-child(4),
.sdc-deviation-table th:nth-child(1),
.sdc-deviation-table th:nth-child(2),
.sdc-deviation-table th:nth-child(3),
.sdc-deviation-table th:nth-child(4) {
    white-space: nowrap;
}

.sdc-deviation-table .is-negative {
    color: #a0524d;
    font-weight: 700;
}

.sdc-deviation-table .is-positive {
    color: #1b7f4f;
    font-weight: 700;
}

.sdc-deviation-table .is-zero {
    color: #7a756d;
    font-weight: 700;
}

.sdc-disclaimer {
    display: flex;
    gap: 8px;
    align-items: flex-start;
    padding: 14px 16px;
    border: 1px solid #e8e4dc;
    border-radius: 12px;
    background: #faf9f7;
    color: #5f5a56;
    font-size: 13px;
    line-height: 1.6;
}

@media (max-width: 900px) {
    #sdcCalculator .tool-layout-split {
        grid-template-columns: 1fr;
    }

    #sdcCalculator .tool-layout-input {
        max-width: 100%;
        overflow: hidden;
    }

    .sdc-field-grid,
    .sdc-support-grid {
        grid-template-columns: 1fr;
    }

    .sdc-textarea,
    .sdc-select {
        width: 100% !important;
        max-width: 100% !important;
    }
}

@media (max-width: 640px) {
    .sdc-btn-group {
        flex-direction: column;
    }

    .sdc-preset-list {
        display: grid;
        grid-template-columns: 1fr;
    }

    .sdc-result-hero,
    .sdc-section {
        padding: 16px;
    }

    .sdc-hero-value {
        font-size: 32px;
    }
}

@media (max-width: 480px) {
    .tool-section,
    .tool-layout-split,
    .tool-layout-input,
    .tool-layout-result {
        max-width: 100%;
        overflow-x: hidden;
    }
}

@media (prefers-reduced-motion: reduce) {
    .sdc-mode-tab,
    .sdc-copy-btn,
    .sdc-preset-btn,
    .sdc-textarea,
    .sdc-select {
        transition: none !important;
    }
}