@charset "UTF-8";

#h2o2cTool,
#h2o2cTool *,
#h2o2cTool *::before,
#h2o2cTool *::after {
    box-sizing: border-box;
}

#h2o2cTool {
    display: grid;
    gap: 16px;
    color: #22303a;
}

#h2o2cTool .h2o2c-tool-intro,
#h2o2cTool .h2o2c-main-layout,
#h2o2cTool .h2o2c-input-col,
#h2o2cTool .h2o2c-result-col,
#h2o2cTool .h2o2c-input-section,
#h2o2cTool .h2o2c-input-grid,
#h2o2cTool .h2o2c-input-group,
#h2o2cTool .h2o2c-action-row,
#h2o2cTool .h2o2c-reference-list,
#h2o2cTool .h2o2c-waiting-copy,
#h2o2cTool .h2o2c-support-grid,
#h2o2cTool .h2o2c-support-card,
#h2o2cTool .h2o2c-section,
#h2o2cTool .h2o2c-section-head,
#h2o2cTool .h2o2c-formula-list,
#h2o2cTool .h2o2c-disclaimer {
    display: grid;
    gap: 10px;
    min-width: 0;
}

#h2o2cTool .h2o2c-tool-lead,
#h2o2cTool .h2o2c-section-copy,
#h2o2cTool .h2o2c-section-help,
#h2o2cTool .h2o2c-hero-subtext,
#h2o2cTool .h2o2c-disclaimer span {
    margin: 0;
    font-size: 13px;
    line-height: 1.7;
    color: #5f6c76;
}

#h2o2cTool .h2o2c-main-layout {
    grid-template-columns: 320px minmax(0, 1fr);
    gap: 16px;
    align-items: start;
}

#h2o2cTool .h2o2c-input-col {
    position: sticky;
    top: 20px;
}

#h2o2cTool .h2o2c-result-col {
    gap: 12px;
    scroll-margin-top: calc(var(--header-height, 56px) + 24px);
}

#h2o2cTool .h2o2c-section,
#h2o2cTool .h2o2c-result-hero,
#h2o2cTool .h2o2c-support-card,
#h2o2cTool .h2o2c-disclaimer {
    border: 1px solid #dbe6ef;
    border-radius: 14px;
    background: #ffffff;
    box-shadow: 0 2px 8px rgba(24, 41, 56, 0.06);
}

#h2o2cTool .h2o2c-section,
#h2o2cTool .h2o2c-disclaimer {
    padding: 14px;
}

#h2o2cTool .h2o2c-result-hero {
    display: grid;
    gap: 8px;
    padding: 18px;
    border-color: #c9dcf5;
    background: linear-gradient(135deg, #f8fcff 0%, #edf5ff 100%);
    box-shadow: 0 12px 24px rgba(63, 111, 164, 0.12);
}

#h2o2cTool .h2o2c-section-title,
#h2o2cTool .tool-section-title {
    margin: 0;
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 15px;
    font-weight: 700;
    color: #22303a;
}

#h2o2cTool .h2o2c-section-title i,
#h2o2cTool .tool-section-title i,
#h2o2cTool .h2o2c-disclaimer i {
    color: #2d77c8;
}

#h2o2cTool .h2o2c-input-grid {
    gap: 8px;
}

#h2o2cTool .h2o2c-input-group {
    gap: 5px;
}

#h2o2cTool .h2o2c-input-label,
#h2o2cTool .h2o2c-support-label,
#h2o2cTool .h2o2c-hero-eyebrow {
    margin: 0;
    font-size: 12px;
    font-weight: 600;
    color: #52606a;
}

#h2o2cTool .h2o2c-input-row {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 112px;
    gap: 6px;
    align-items: center;
}

#h2o2cTool .h2o2c-input-row--suffix {
    grid-template-columns: minmax(0, 1fr) 48px;
}

#h2o2cTool .h2o2c-input,
#h2o2cTool .h2o2c-select,
#h2o2cTool .h2o2c-input-suffix {
    width: 100%;
    max-width: 100%;
    min-width: 0;
    min-height: 40px;
    border: 1px solid #cfdbe5;
    border-radius: 9px;
    background: #ffffff;
    color: #22303a;
    font-size: 13px;
    line-height: 1.4;
    padding: 8px 10px;
    transition: border-color 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease;
}

#h2o2cTool .h2o2c-input:hover,
#h2o2cTool .h2o2c-select:hover {
    border-color: #7aa6d6;
}

#h2o2cTool .h2o2c-input:focus,
#h2o2cTool .h2o2c-select:focus {
    outline: none;
    border-color: #2d77c8;
    box-shadow: 0 0 0 3px rgba(45, 119, 200, 0.12);
}

#h2o2cTool .h2o2c-input[aria-invalid="true"],
#h2o2cTool .h2o2c-select[aria-invalid="true"] {
    border-color: #c65b49;
    box-shadow: 0 0 0 3px rgba(198, 91, 73, 0.12);
    background: #fff7f5;
}

#h2o2cTool .h2o2c-input-suffix {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    background: #f5f9fc;
    color: #44515b;
}

#h2o2cTool .h2o2c-select {
    appearance: none;
    background-image: linear-gradient(45deg, transparent 50%, #64707a 50%), linear-gradient(135deg, #64707a 50%, transparent 50%);
    background-position: calc(100% - 16px) calc(50% - 3px), calc(100% - 10px) calc(50% - 3px);
    background-size: 6px 6px, 6px 6px;
    background-repeat: no-repeat;
    padding-right: 34px;
}

#h2o2cTool .h2o2c-action-row {
    gap: 6px;
}

#h2o2cTool .h2o2c-action-row.is-realtime {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

#h2o2cTool .h2o2c-action-row .tool-btn {
    width: 100%;
    min-width: 0;
    min-height: 38px;
    padding: 8px 12px;
    font-size: 13px;
}

#h2o2cTool .h2o2c-reference-card {
    background: linear-gradient(135deg, #fbfdff 0%, #f2f8ff 100%);
    border-color: #d6e7fb;
}

#h2o2cTool .h2o2c-reference-list,
#h2o2cTool .h2o2c-formula-list {
    margin: 0;
    padding-left: 18px;
    color: #42505a;
    font-size: 13px;
    line-height: 1.7;
}

#h2o2cTool .h2o2c-hidden {
    display: none;
}

#h2o2cTool .h2o2c-waiting {
    grid-template-columns: 40px minmax(0, 1fr);
    align-items: start;
    background: #fff8f5;
    border-color: #f0d1c8;
}

#h2o2cTool .h2o2c-waiting-icon {
    width: 40px;
    height: 40px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
    background: #fbe3dd;
    color: #b95a48;
    font-size: 18px;
}

#h2o2cTool .h2o2c-waiting-copy strong {
    color: #7f3025;
}

#h2o2cTool .h2o2c-hero-value,
#h2o2cTool .h2o2c-support-value {
    margin: 0;
    font-weight: 700;
    color: #22303a;
    letter-spacing: -0.02em;
}

#h2o2cTool .h2o2c-hero-value {
    font-size: clamp(30px, 4.2vw, 44px);
    line-height: 1.12;
}

#h2o2cTool .h2o2c-support-grid {
    grid-template-columns: repeat(auto-fit, minmax(148px, 1fr));
}

#h2o2cTool .h2o2c-support-card {
    padding: 14px;
    gap: 6px;
}

#h2o2cTool .h2o2c-support-card--primary {
    border-color: #c7def6;
    background: linear-gradient(135deg, #fafdff 0%, #eef6ff 100%);
}

#h2o2cTool .h2o2c-support-value {
    font-size: 22px;
    line-height: 1.2;
}

#h2o2cTool .h2o2c-table-wrap {
    width: 100%;
    max-width: 100%;
    overflow-x: auto;
}

#h2o2cTool .h2o2c-table {
    width: 100%;
    min-width: 520px;
    border-collapse: collapse;
    font-size: 13px;
}

#h2o2cTool .h2o2c-table th,
#h2o2cTool .h2o2c-table td {
    padding: 11px 10px;
    border-bottom: 1px solid #e7eef4;
    text-align: left;
    vertical-align: middle;
}

#h2o2cTool .h2o2c-table thead th {
    font-size: 12px;
    color: #5b6a74;
    background: #f4f8fb;
}

#h2o2cTool .h2o2c-table tbody tr:last-child th,
#h2o2cTool .h2o2c-table tbody tr:last-child td {
    border-bottom: none;
}

#h2o2cTool .h2o2c-disclaimer {
    grid-template-columns: 20px minmax(0, 1fr);
    align-items: start;
    gap: 10px;
    background: linear-gradient(135deg, #fcfeff 0%, #f4f9fd 100%);
}

@media (max-width: 1023px) {
    #h2o2cTool .h2o2c-main-layout {
        grid-template-columns: 1fr;
    }

    #h2o2cTool .h2o2c-input-col {
        position: static;
    }
}

@media (max-width: 640px) {
    #h2o2cTool {
        gap: 14px;
    }

    #h2o2cTool .h2o2c-section,
    #h2o2cTool .h2o2c-disclaimer,
    #h2o2cTool .h2o2c-result-hero,
    #h2o2cTool .h2o2c-support-card {
        padding: 12px;
    }

    #h2o2cTool .h2o2c-action-row.is-realtime,
    #h2o2cTool .h2o2c-input-row {
        grid-template-columns: 1fr;
    }

    #h2o2cTool .h2o2c-input-row--suffix {
        grid-template-columns: minmax(0, 1fr) 48px;
    }

    #h2o2cTool .h2o2c-support-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 480px) {
    #h2o2cTool .h2o2c-support-grid {
        grid-template-columns: 1fr;
    }

    #h2o2cTool .h2o2c-hero-value {
        font-size: 30px;
    }
}