@import url('/css/variables.css');

/* ============================================================
   ROI計算ツールページ
   prefix: roi-
   ============================================================ */

/* --- Page Container --- */
.roi-page {
    padding: 40px 0 80px;
}

.roi-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* --- Page Header --- */
.roi-page-title {
    font-size: 36px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 12px;
}

.roi-page-lead {
    font-size: 18px;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* --- Two-column layout --- */
.roi-layout {
    display: grid;
    grid-template-columns: 1fr 360px;
    gap: 32px;
    margin-top: 32px;
}

/* --- Calculator Card --- */
.roi-calc-card {
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 2px 12px rgba(0,0,0,0.08);
    padding: 32px;
}

/* --- Step --- */
.roi-step {
    margin-bottom: 32px;
}

.roi-step + .roi-step {
    padding-top: 32px;
    border-top: 1px solid var(--border-color);
}

.roi-step-heading {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.roi-step-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    background: var(--primary-color);
    color: #fff;
    border-radius: 50%;
    font-size: 13px;
    font-weight: 700;
    flex-shrink: 0;
}

/* --- Form Row --- */
.roi-form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.roi-form-group {
    margin-bottom: 16px;
}

.roi-form-label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 6px;
}

.roi-form-hint {
    font-size: 12px;
    color: var(--text-secondary);
    font-weight: 400;
}

/* --- Input Group --- */
.roi-input-group {
    display: flex;
    align-items: stretch;
}

.roi-form-control {
    flex: 1;
    padding: 12px 16px;
    border: 1px solid var(--border-color);
    border-right: none;
    border-radius: 8px 0 0 8px;
    font-size: 14px;
    color: var(--text-primary);
    background: #fff;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.roi-form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(6,104,225,0.1);
}

.roi-input-addon {
    padding: 12px 14px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 0 8px 8px 0;
    font-size: 14px;
    color: var(--text-secondary);
    white-space: nowrap;
}

/* --- Select --- */
.roi-form-select {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-size: 14px;
    color: var(--text-primary);
    background: #fff;
    cursor: pointer;
    transition: border-color 0.2s;
}

.roi-form-select:focus {
    outline: none;
    border-color: var(--primary-color);
}

/* --- Info Alert --- */
.roi-alert-info {
    background: #eff6ff;
    border-radius: 8px;
    padding: 16px;
    margin-top: 8px;
    font-size: 14px;
    color: var(--text-primary);
}

.roi-alert-info strong {
    color: var(--primary-color);
}

.roi-alert-value {
    font-size: 20px;
    font-weight: 700;
    color: var(--primary-color);
}

/* --- Custom Robot Inputs --- */
.roi-custom-inputs {
    margin-top: 8px;
}

/* --- Submit --- */
.roi-submit-wrap {
    text-align: center;
    margin-top: 24px;
}

.roi-btn-calc {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 40px;
    background: var(--primary-color);
    color: #fff;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s, transform 0.2s;
}

.roi-btn-calc:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
}

/* --- Results Panel --- */
.roi-results-panel {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.roi-results-card {
    background: #fff;
    border: 2px solid var(--primary-color);
    border-radius: 12px;
    overflow: hidden;
}

.roi-results-header {
    background: var(--primary-color);
    color: #fff;
    padding: 14px 20px;
}

.roi-results-header h3 {
    font-size: 16px;
    font-weight: 700;
    margin: 0;
}

.roi-results-body {
    padding: 20px;
}

/* --- Result Item --- */
.roi-result-item {
    margin-bottom: 20px;
}

.roi-result-label {
    font-size: 13px;
    color: var(--text-secondary);
    font-weight: 600;
    margin-bottom: 4px;
}

.roi-result-value-lg {
    font-size: 36px;
    font-weight: 800;
    color: var(--success-color);
    line-height: 1;
}

.roi-result-value-md {
    font-size: 24px;
    font-weight: 700;
    color: var(--success-color);
}

.roi-result-value-blue {
    font-size: 24px;
    font-weight: 700;
    color: var(--primary-color);
}

.roi-result-value-warn {
    font-size: 24px;
    font-weight: 700;
    color: var(--warning-color);
}

/* --- Breakdown Table --- */
.roi-breakdown-header {
    border-top: 1px solid var(--border-color);
    padding-top: 16px;
    margin-top: 16px;
}

.roi-breakdown-title {
    font-size: 13px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.roi-breakdown-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}

.roi-breakdown-table td {
    padding: 8px 4px;
    border-bottom: 1px solid var(--border-light);
}

.roi-breakdown-table tr:last-child td {
    border-bottom: none;
    font-weight: 700;
}

.roi-breakdown-table .roi-td-right {
    text-align: right;
}

.roi-breakdown-row-success td {
    background: #f0fdf4;
    color: #166534;
}

/* --- CTA in results --- */
.roi-results-cta {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-top: 16px;
}

.roi-btn-primary {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 12px;
    background: var(--primary-color);
    color: #fff;
    border-radius: 8px;
    text-decoration: none;
    font-size: 14px;
    font-weight: 600;
    transition: background 0.2s;
}

.roi-btn-primary:hover {
    background: var(--primary-dark);
    color: #fff;
}

.roi-btn-outline {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 12px;
    background: #fff;
    color: var(--primary-color);
    border: 1px solid var(--primary-color);
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}

.roi-btn-outline:hover {
    background: var(--bg-secondary);
}

/* --- Hints Card --- */
.roi-hints-card {
    background: #fff;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    padding: 20px;
}

.roi-hints-title {
    font-size: 14px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 12px;
}

.roi-hints-list {
    padding-left: 18px;
    margin: 0;
    font-size: 13px;
    color: var(--text-secondary);
}

.roi-hints-list li {
    margin-bottom: 6px;
}

/* --- Chart Section --- */
.roi-chart-section {
    margin-top: 40px;
}

.roi-chart-card {
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 2px 12px rgba(0,0,0,0.08);
    padding: 24px;
}

.roi-chart-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 20px;
}

/* --- Responsive --- */
@media (max-width: 992px) {
    .roi-layout {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .roi-page-title {
        font-size: 28px;
    }

    .roi-form-row {
        grid-template-columns: 1fr;
    }

    .roi-result-value-lg {
        font-size: 28px;
    }
}