/* ==========================================================================
   Taira Rice-Cost Navi Stylesheet
   Design: Modern Clean Minimal B2B Style (Kyoei Blue & Cyan, Apple Aesthetics)
   Adapted from: kyoei_promo_navi
   ========================================================================== */

:root {
    --bg-main: #f8fafc;
    --bg-card: #ffffff;
    --bg-sub: #f1f5f9;
    --bg-highlight: #ecfeff;
    
    --border-color: #e2e8f0;
    --border-dark: #cbd5e1;
    --border-focus: #0284c7;
    
    --text-primary: #0f172a;
    --text-secondary: #334155;
    --text-muted: #64748b;
    --text-light: #94a3b8;
    
    --kyoei-blue: #0284c7;
    --kyoei-blue-dark: #0369a1;
    --kyoei-cyan: #06b6d4;
    --accent-emerald: #059669;
    --accent-emerald-light: #ecfdf5;
    --accent-amber: #d97706;
    --accent-purple: #7c3aed;
    --accent-red: #e11d48;
    
    --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.04);
    
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-full: 9999px;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: "Noto Sans JP", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", sans-serif;
    background-color: var(--bg-main);
    color: var(--text-primary);
    line-height: 1.6;
    font-size: 15px;
    -webkit-font-smoothing: antialiased;
}

.app-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 24px 20px 60px 20px;
}

/* Header */
.app-header {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 18px 24px;
    margin-bottom: 20px;
    box-shadow: var(--shadow-sm);
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
}

.header-brand {
    display: flex;
    align-items: center;
    gap: 16px;
    flex: 1;
    min-width: 0;
}

.company-badge {
    background: linear-gradient(135deg, #0284c7 0%, #0369a1 100%);
    color: #ffffff;
    font-weight: 700;
    font-size: 12px;
    padding: 6px 12px;
    border-radius: var(--radius-sm);
    letter-spacing: 0.5px;
    white-space: nowrap;
    flex-shrink: 0;
}

.header-titles {
    min-width: 0;
}

.system-title {
    font-family: 'Montserrat', 'Noto Sans JP', sans-serif;
    font-size: 20px;
    font-weight: 800;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 10px;
    line-height: 1.2;
    margin-bottom: 4px;
}

.system-title span.accent {
    color: var(--kyoei-blue);
}

.system-subtitle {
    font-size: 12px;
    color: var(--text-muted);
    font-weight: 500;
    line-height: 1.3;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
}

.badge {
    display: inline-flex;
    align-items: center;
    font-size: 12px;
    font-weight: 600;
    padding: 4px 10px;
    border-radius: var(--radius-full);
}

.badge-blue {
    background-color: #e0f2fe;
    color: var(--kyoei-blue-dark);
    border: 1px solid #bae6fd;
}

.badge-cyan {
    background-color: #ecfeff;
    color: #0e7490;
    border: 1px solid #a5f3fc;
}

.badge-purple {
    background-color: #f3e8ff;
    color: #6b21a8;
    border: 1px solid #e9d5ff;
}

.badge-emerald {
    background-color: var(--accent-emerald-light);
    color: var(--accent-emerald);
    border: 1px solid #a7f3d0;
}

/* Proposal Meta Form Card */
.proposal-meta-card {
    padding: 16px 24px;
    margin-bottom: 24px;
    background: #ffffff;
    border: 1px solid var(--border-color);
}

.proposal-meta-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1.5fr;
    gap: 16px;
}

@media (max-width: 768px) {
    .proposal-meta-grid {
        grid-template-columns: 1fr;
    }
}

.print-header {
    display: none;
}

/* Tabs Navigation */
.tabs-nav {
    display: flex;
    gap: 8px;
    margin-bottom: 24px;
    border-bottom: 2px solid var(--border-color);
    padding-bottom: 8px;
}

.tab-btn {
    background: transparent;
    border: none;
    padding: 12px 20px;
    font-size: 14px;
    font-weight: 700;
    color: var(--text-muted);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    gap: 8px;
}

.tab-btn:hover {
    color: var(--text-primary);
    background: var(--bg-sub);
}

.tab-btn.active {
    color: var(--kyoei-blue-dark);
    background: #e0f2fe;
    box-shadow: var(--shadow-sm);
    border: 1px solid #bae6fd;
}

/* Tab Panels */
.tab-panel {
    display: none;
    animation: fadeIn 0.3s ease;
}

.tab-panel.active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(4px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Layout Grid */
.grid-2col {
    display: grid;
    grid-template-columns: 1fr 1.25fr;
    gap: 24px;
}

@media (max-width: 1024px) {
    .grid-2col {
        grid-template-columns: 1fr;
    }
}

/* Cards */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 24px;
    margin-bottom: 24px;
    box-shadow: var(--shadow-sm);
}

.card-title {
    font-size: 16px;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.card-title-badge {
    font-size: 11px;
    font-weight: 600;
    color: var(--kyoei-blue-dark);
    background: #e0f2fe;
    padding: 2px 8px;
    border-radius: var(--radius-sm);
    border: 1px solid #bae6fd;
}

/* Forms */
.form-group {
    margin-bottom: 18px;
}

.form-label {
    display: block;
    font-size: 13px;
    font-weight: 700;
    color: var(--text-secondary);
    margin-bottom: 6px;
}

.form-select, .form-input {
    width: 100%;
    padding: 10px 14px;
    border: 1px solid var(--border-dark);
    border-radius: var(--radius-md);
    background: #ffffff;
    font-size: 14px;
    color: var(--text-primary);
    font-family: inherit;
    transition: all 0.2s;
}

.form-select:focus, .form-input:focus {
    outline: none;
    border-color: var(--border-focus);
    box-shadow: 0 0 0 3px rgba(2, 132, 199, 0.15);
}

.range-slider-wrap {
    display: flex;
    align-items: center;
    gap: 16px;
}

.range-slider {
    flex: 1;
    height: 6px;
    border-radius: var(--radius-full);
    background: var(--border-color);
    accent-color: var(--kyoei-blue);
    cursor: pointer;
}

.range-val-badge {
    min-width: 90px;
    text-align: center;
    font-weight: 800;
    font-size: 14px;
    color: var(--kyoei-blue-dark);
    background: #e0f2fe;
    padding: 4px 10px;
    border-radius: var(--radius-md);
    border: 1px solid #bae6fd;
}

/* Result Box (Clean White & Light Blue Modern Card) */
.result-hero-box {
    background: #ffffff;
    color: var(--text-primary);
    border: 1px solid #bae6fd;
    border-left: 5px solid var(--kyoei-blue);
    border-radius: var(--radius-md);
    padding: 24px 26px;
    margin-bottom: 24px;
    box-shadow: var(--shadow-sm);
    position: relative;
    overflow: hidden;
}

.hero-label {
    font-size: 13px;
    font-weight: 700;
    color: var(--text-secondary);
    letter-spacing: 0.02em;
    display: block;
    line-height: 1.4;
}

.hero-amount-wrap {
    display: flex;
    align-items: baseline;
    gap: 8px;
    margin: 8px 0 12px;
}

.hero-amount {
    font-family: 'Montserrat', sans-serif;
    font-size: 36px;
    font-weight: 800;
    color: var(--kyoei-blue);
    letter-spacing: -0.02em;
    line-height: 1.1;
}

.hero-sub-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
    padding-top: 14px;
    border-top: 1px solid var(--border-color);
}

.sub-stat-item {
    background: var(--bg-sub);
    padding: 10px 12px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-color);
}

.sub-stat-label {
    font-size: 11px;
    color: var(--text-muted);
    font-weight: 600;
    margin-bottom: 2px;
    line-height: 1.3;
}

.sub-stat-val {
    font-family: 'Montserrat', sans-serif;
    font-size: 15px;
    font-weight: 700;
    color: var(--text-primary);
}

/* Comparison Table */
.comparison-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 8px;
    font-size: 13px;
}

.comparison-table th, .comparison-table td {
    padding: 10px 12px;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.comparison-table th {
    background: var(--bg-sub);
    color: var(--text-muted);
    font-weight: 700;
}

.comparison-table tr:last-child td {
    border-bottom: none;
}

.table-highlight-row {
    background: var(--bg-highlight);
    font-weight: 700;
}

/* Buttons */
.btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    background: var(--kyoei-blue);
    color: #ffffff;
    font-weight: 700;
    font-size: 14px;
    padding: 12px 24px;
    border-radius: var(--radius-md);
    border: none;
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
    background: var(--kyoei-blue-dark);
    box-shadow: var(--shadow-md);
}

/* ==========================================================================
   Print Specific Styles (A4 Portrait Perfect Fit)
   ========================================================================== */
@page {
    size: A4 portrait;
    margin: 10mm 12mm;
}

@media print {
    *, *:before, *:after {
        -webkit-print-color-adjust: exact !important;
        print-color-adjust: exact !important;
    }

    body {
        background: #ffffff !important;
        font-size: 9pt;
        color: #0f172a;
        line-height: 1.4;
    }

    .app-header, .tabs-nav, .no-print, .proposal-meta-card {
        display: none !important;
    }

    .print-header {
        display: block !important;
        margin-bottom: 10px !important;
    }

    .app-container {
        padding: 0 !important;
        max-width: 100% !important;
    }

    .tab-panel {
        display: none !important;
    }

    .tab-panel.active {
        display: block !important;
    }

    .grid-2col {
        display: grid !important;
        grid-template-columns: 1fr 1.08fr !important;
        gap: 12px !important;
    }

    .card {
        border: 1px solid #cbd5e1 !important;
        background: #ffffff !important;
        box-shadow: none !important;
        padding: 10px 12px !important;
        margin-bottom: 8px !important;
        page-break-inside: avoid;
    }

    .card-title {
        font-size: 10pt !important;
        margin-bottom: 6px !important;
        line-height: 1.3;
    }

    .card-title-badge {
        font-size: 8pt !important;
        padding: 1px 6px !important;
    }

    .form-group {
        margin-bottom: 6px !important;
    }

    .form-label {
        font-size: 8.5pt !important;
        margin-bottom: 2px !important;
        font-weight: 700;
    }

    .form-input, .form-select {
        padding: 3px 6px !important;
        font-size: 8.5pt !important;
        border: 1px solid #cbd5e1 !important;
        background: #ffffff !important;
        height: auto !important;
    }

    .range-slider-wrap {
        display: none !important;
    }

    .result-hero-box {
        background: #ffffff !important;
        color: #0f172a !important;
        border: 1px solid #bae6fd !important;
        border-left: 4px solid #0284c7 !important;
        box-shadow: none !important;
        padding: 10px 14px !important;
        margin-bottom: 8px !important;
        page-break-inside: avoid;
    }

    .hero-label {
        color: #475569 !important;
        font-size: 8.5pt !important;
        line-height: 1.3;
    }

    .hero-amount-wrap {
        margin: 4px 0 6px !important;
        gap: 6px !important;
    }

    .hero-amount {
        color: #0284c7 !important;
        font-size: 22pt !important;
        line-height: 1.1;
    }

    .hero-sub-stats {
        border-top: 1px solid #e2e8f0 !important;
        padding-top: 6px !important;
        gap: 6px !important;
    }

    .sub-stat-item {
        background: #f8fafc !important;
        border: 1px solid #e2e8f0 !important;
        padding: 4px 6px !important;
    }

    .sub-stat-label {
        font-size: 7.5pt !important;
        line-height: 1.2;
        color: #64748b !important;
    }

    .sub-stat-val {
        color: #0f172a !important;
        font-size: 9.5pt !important;
    }

    .comparison-table {
        font-size: 8pt !important;
        margin-top: 4px !important;
    }

    .comparison-table th, .comparison-table td {
        padding: 4px 5px !important;
        line-height: 1.3;
    }

    details {
        display: none !important;
    }

    footer {
        margin-top: 8px !important;
        padding-top: 6px !important;
        font-size: 7.5pt !important;
        line-height: 1.4;
        page-break-inside: avoid;
    }
}