/* ============================================================
   リセット・ベース
============================================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
    --color-primary:   #3EB2D2;
    --color-secondary: #255797;
    --color-bg:        #dddddd;
    --color-white:     #ffffff;
    --color-slate-50:  #f8fafc;
    --color-slate-100: #f1f5f9;
    --color-slate-200: #e2e8f0;
    --color-slate-400: #94a3b8;
    --color-slate-500: #64748b;
    --color-slate-600: #475569;
    --color-slate-700: #334155;
    --color-slate-800: #1e293b;
    --color-accent-bg: #eef7fc;
    --color-accent-border: #bae6fd;
    --color-amber-50:  #fffbeb;
    --color-amber-200: #fde68a;
    --color-amber-700: #b45309;
    --color-panel-head-bg:   #f8fafc;
    --color-panel-head-text: #475569;
    --color-card-sub-text:   #94a3b8;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;
    --radius-full: 999px;
    --shadow-sm: 0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.05);
    --shadow-md: 0 4px 12px rgba(37,87,151,.15);
}

html { font-size: 16px; }

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Hiragino Sans',
                 'Hiragino Kaku Gothic ProN', 'Noto Sans JP', sans-serif;
    background: var(--color-bg);
    color: var(--color-slate-800);
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
}

button { font-family: inherit; cursor: pointer; border: none; background: none; }
input, label { font-family: inherit; }
a { color: inherit; }

/* ============================================================
   レイアウト
============================================================ */
.container {
    max-width: 512px;
    margin: 0 auto;
    padding: 24px 16px 80px;
}
@media (min-width: 640px)  { .container { max-width: 672px; } }
@media (min-width: 1024px) { .container { max-width: 768px; } }

/* ============================================================
   ヘッダー
============================================================ */
.site-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 20px;
}
.site-header__left {
    display: flex;
    align-items: center;
    gap: 12px;
}
.site-header__title {
    font-size: 17px;
    font-weight: 700;
    color: var(--color-slate-800);
    letter-spacing: -.02em;
}
.site-header__sub {
    font-size: 11px;
    color: var(--color-slate-500);
    margin-top: 2px;
}

/* 保存インジケーター */
#saveIndicator {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 11px;
    color: var(--color-primary);
    font-weight: 500;
    opacity: 0;
}
#saveIndicator svg { width: 12px; height: 12px; }

/* ============================================================
   ヒーローエリア（スティッキー）
============================================================ */
.hero {
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    border-radius: var(--radius-xl);
    padding: 20px 24px;
    margin-bottom: 16px;
    box-shadow: var(--shadow-md);
    position: sticky;
    top: 12px;
    z-index: 30;
}
.hero__inner {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 16px;
}
.hero__site-type {
    font-size: 11px;
    font-weight: 700;
    color: rgba(255,255,255,.85);
    letter-spacing: .04em;
    margin-bottom: 2px;
}
.hero__label {
    color: rgba(255,255,255,.6);
    font-size: 11px;
    font-weight: 500;
    letter-spacing: .06em;
    text-transform: uppercase;
    margin-bottom: 4px;
}
.hero__total {
    font-weight: 800;
    color: var(--color-white);
    line-height: 1;
    font-size: clamp(1.9rem, 5.5vw, 3rem);
    font-variant-numeric: tabular-nums;
    letter-spacing: -.02em;
}
.hero__sub {
    color: rgba(255,255,255,.5);
    font-size: 11px;
    margin-top: 6px;
}
.hero__sub span {
    color: rgba(255,255,255,.8);
    font-weight: 600;
}
.hero__step-badge {
    background: rgba(255,255,255,.2);
    color: var(--color-white);
    font-size: 10px;
    font-weight: 600;
    padding: 4px 10px;
    border-radius: var(--radius-full);
    white-space: nowrap;
    flex-shrink: 0;
}
.hero__reset-btn {
    font-size: 10px;
    font-weight: 600;
    color: rgba(255,255,255,.7);
    border: 1px solid rgba(255,255,255,.3);
    border-radius: var(--radius-full);
    padding: 3px 10px;
    background: rgba(255,255,255,.1);
    transition: background .15s, color .15s;
    cursor: pointer;
    white-space: nowrap;
    flex-shrink: 0;
}
.hero__reset-btn:hover {
    background: rgba(255,255,255,.2);
    color: #fff;
}

/* ============================================================
   プログレスバー
============================================================ */
.progress {
    margin-bottom: 16px;
}
.progress__labels {
    display: flex;
    justify-content: space-between;
    font-size: 10px;
    color: var(--color-slate-400);
    font-weight: 500;
    margin-bottom: 6px;
}
.progress__track {
    height: 6px;
    background: rgba(203,213,225,.8);
    border-radius: var(--radius-full);
    overflow: hidden;
}
.progress__bar {
    height: 100%;
    background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
    border-radius: var(--radius-full);
    transition: width .4s cubic-bezier(.4,0,.2,1);
    width: 0%;
}

/* ============================================================
   パネル（ステップカード）
============================================================ */
.panel {
    background: var(--color-white);
    border-radius: var(--radius-xl);
    border: 1px solid rgba(226,232,240,.8);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    animation: stepIn .22s ease-out;
}
.panel + .panel,
.panel + .result-section,
.result-section + .panel {
    margin-top: 16px;
}

.panel__head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 16px;
    border-bottom: 1px solid var(--color-slate-100);
    background: var(--color-panel-head-bg);
}
.panel__head-left {
    display: flex;
    align-items: center;
    gap: 8px;
}
.panel__head-hint {
    font-size: 10px;
    color: var(--color-slate-400);
}
.panel__body {
    padding: 16px;
}
.panel__body--gap { display: flex; flex-direction: column; gap: 8px; }
.panel__body--gap5 { display: flex; flex-direction: column; gap: 20px; }
.panel__footer {
    padding: 0 16px 16px;
}

/* ============================================================
   ステップバッジ
============================================================ */
.step-badge {
    display: inline-flex;
    align-items: center;
    background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
    color: var(--color-white);
    font-size: 10px;
    font-weight: 700;
    padding: 2px 9px;
    border-radius: var(--radius-full);
}
.step-label {
    font-size: 12px;
    font-weight: 600;
    color: var(--color-panel-head-text);
}

/* ============================================================
   オプションカード
============================================================ */
.opt-card {
    display: flex;
    align-items: center;
    gap: 12px;
    border: 1px solid var(--color-slate-200);
    border-radius: var(--radius-md);
    padding: 12px 16px;
    background: rgba(248,250,252,.4);
    cursor: pointer;
    user-select: none;
    transition: border-color .13s ease, background .13s ease;
}
.opt-card:hover:not(.opt-card--required):not(.opt-card--disabled) {
    border-color: var(--color-primary);
    background: var(--color-accent-bg);
}
.opt-card--selected {
    border-color: var(--color-primary) !important;
    background: var(--color-accent-bg) !important;
}
.opt-card--required { cursor: default; }
.opt-card--disabled { opacity: .45; cursor: not-allowed; pointer-events: none; }

.opt-card input[type="radio"],
.opt-card input[type="checkbox"] {
    accent-color: var(--color-primary);
    width: 16px;
    height: 16px;
    flex-shrink: 0;
}

.opt-card__name {
    font-size: 14px;
    flex: 1;
    color: var(--color-slate-700);
}
.opt-card__name--active {
    color: var(--color-secondary);
    font-weight: 600;
}
.opt-card__sub {
    font-size: 10px;
    color: var(--color-card-sub-text);
    margin-top: 2px;
}
.opt-card__text-wrap {
    flex: 1;
    min-width: 0;
}

/* LPバッジ */
.badge-lp {
    font-size: 10px;
    background: #fef3c7;
    color: var(--color-amber-700);
    padding: 2px 6px;
    border-radius: var(--radius-full);
    font-weight: 500;
    flex-shrink: 0;
}

/* カテゴリラベル */
.cat-label {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 10px;
    font-weight: 700;
    letter-spacing: .07em;
    text-transform: uppercase;
    color: var(--color-primary);
    margin-bottom: 8px;
}
.cat-label::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--color-slate-200);
}

/* ============================================================
   数量カウンター
============================================================ */
.qty-wrap {
    display: flex;
    align-items: center;
    gap: 4px;
    flex-shrink: 0;
}
.qty-btn {
    width: 28px;
    height: 28px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 7px;
    background: var(--color-slate-200);
    color: var(--color-slate-500);
    font-size: 17px;
    font-weight: 700;
    line-height: 1;
    transition: background .12s, color .12s, transform .1s;
}
.qty-btn:hover:not(:disabled) { background: var(--color-primary); color: var(--color-white); }
.qty-btn:active:not(:disabled) { transform: scale(.9); }
.qty-btn:disabled { opacity: .3; cursor: not-allowed; }
.qty-val {
    min-width: 24px;
    text-align: center;
    font-size: 14px;
    font-weight: 700;
    color: var(--color-slate-800);
}

/* ============================================================
   LPノート（注意書き）
============================================================ */
.lp-note {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    background: var(--color-amber-50);
    border: 1px solid var(--color-amber-200);
    border-radius: var(--radius-md);
    padding: 10px 12px;
    margin-bottom: 12px;
}
.lp-note svg { width: 14px; height: 14px; color: #f59e0b; flex-shrink: 0; margin-top: 1px; }
.lp-note p { font-size: 11px; color: var(--color-amber-700); }

/* ============================================================
   Step4 ディレクション費カード
============================================================ */
.dir-card {
    background: linear-gradient(135deg, var(--color-slate-50), var(--color-accent-bg));
    border: 1.5px solid var(--color-accent-border);
    border-radius: var(--radius-md);
    padding: 12px 16px;
    margin-top: 8px;
}
.dir-card__inner {
    display: flex;
    align-items: flex-start;
    gap: 12px;
}
.dir-card svg { width: 16px; height: 16px; color: var(--color-primary); flex-shrink: 0; margin-top: 2px; }
.dir-card__title {
    font-size: 14px;
    font-weight: 600;
    color: var(--color-secondary);
}
.dir-card__desc {
    font-size: 11px;
    color: var(--color-slate-500);
    margin-top: 4px;
    line-height: 1.6;
}
.dir-card__badge {
    font-size: 10px;
    font-weight: 600;
    color: var(--color-primary);
    background: #e0f6fd;
    padding: 2px 8px;
    border-radius: var(--radius-full);
    flex-shrink: 0;
    margin-left: auto;
}

/* ============================================================
   ナビゲーションボタン
============================================================ */
.btn-row {
    display: flex;
    gap: 8px;
}
.btn-primary {
    flex: 2;
    padding: 10px 0;
    border-radius: var(--radius-md);
    font-size: 14px;
    font-weight: 600;
    color: var(--color-white);
    background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
    box-shadow: var(--shadow-sm);
    transition: opacity .15s, transform .1s;
}
.btn-primary:hover { opacity: .9; }
.btn-primary:active { transform: scale(.97); }
.btn-primary:disabled { opacity: .55; cursor: not-allowed; }
.btn-primary--full { flex: 1; }

/* Step1専用：大きめボタン */
.btn-primary--step1 {
    padding: 16px 24px;
    font-size: 16px;
    font-weight: 700;
    border-radius: var(--radius-lg);
    letter-spacing: .01em;
    width: 100%;
}
/* Step1フッター：ボタン左右に余白を持たせる */
.panel__footer--step1 {
    padding: 0 16px 20px;
}

.btn-secondary {
    flex: 1;
    padding: 10px 0;
    border-radius: var(--radius-md);
    font-size: 14px;
    font-weight: 600;
    color: var(--color-slate-500);
    background: var(--color-slate-100);
    transition: background .13s, transform .1s;
}
.btn-secondary:hover { background: var(--color-slate-200); }
.btn-secondary:active { transform: scale(.97); }

/* ============================================================
   結果モード アクションバー
============================================================ */
.action-bar__hint {
    font-size: 11px;
    color: var(--color-slate-500);
    padding: 10px 16px;
    border-bottom: 1px solid var(--color-slate-100);
    background: rgba(248,250,252,.6);
}
.action-bar__body {
    padding: 12px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.action-bar__sub-row {
    display: flex;
    gap: 8px;
}

.btn-consult {
    width: 100%;
    padding: 12px 0;
    border-radius: var(--radius-md);
    font-size: 14px;
    font-weight: 700;
    color: var(--color-white);
    background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
    box-shadow: var(--shadow-md);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: opacity .15s, transform .1s;
}
.btn-consult:hover { opacity: .9; }
.btn-consult:active { transform: scale(.98); }
.btn-consult svg { width: 16px; height: 16px; flex-shrink: 0; }

.btn-icon {
    flex: 1;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 8px 0;
    font-size: 12px;
    font-weight: 500;
    color: var(--color-slate-500);
    border: 1px solid var(--color-slate-200);
    border-radius: var(--radius-md);
    transition: color .13s, background .13s, transform .1s;
}
.btn-icon:hover { color: var(--color-primary); background: rgba(62,178,210,.05); }
.btn-icon:active { transform: scale(.95); }
.btn-icon svg { width: 14px; height: 14px; }

.btn-reset {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 8px 12px;
    font-size: 12px;
    font-weight: 500;
    color: var(--color-slate-400);
    border: 1px solid var(--color-slate-200);
    border-radius: var(--radius-md);
    transition: color .13s, background .13s, transform .1s;
}
.btn-reset:hover { color: #ef4444; background: #fef2f2; }
.btn-reset:active { transform: scale(.95); }
.btn-reset svg { width: 14px; height: 14px; }

/* ============================================================
   注意書き
============================================================ */
.disclaimer {
    background: var(--color-amber-50);
    border: 1px solid rgba(253,230,138,.6);
    border-radius: var(--radius-md);
    padding: 12px 16px;
    margin-top: 16px;
}
.disclaimer p {
    font-size: 11px;
    color: var(--color-amber-700);
    line-height: 1.7;
}

/* ============================================================
   トースト
============================================================ */
.toast {
    position: fixed;
    bottom: 24px;
    left: 50%;
    transform: translateX(-50%);
    color: var(--color-white);
    padding: 8px 16px;
    border-radius: var(--radius-full);
    box-shadow: 0 4px 12px rgba(0,0,0,.15);
    font-size: 12px;
    font-weight: 500;
    white-space: nowrap;
    pointer-events: none;
    animation: toastIn .25s ease-out, toastOut .25s ease-in 1.5s forwards;
    z-index: 50;
}

/* ============================================================
   アニメーション
============================================================ */
@keyframes stepIn    { from { opacity:0; transform:translateY(8px); } to { opacity:1; transform:translateY(0); } }
@keyframes toastIn   { from { opacity:0; transform:translate(-50%,12px); } to { opacity:1; transform:translate(-50%,0); } }
@keyframes toastOut  { from { opacity:1; } to { opacity:0; } }
@keyframes savePulse { 0%,50% { opacity:1; } 100% { opacity:0; } }

.stat-number { transition: transform .15s cubic-bezier(.4,0,.2,1); }
.stat-number.bump { transform: scale(1.08); }
.save-dot { animation: savePulse 1.5s ease-out forwards; }
.result-section { animation: stepIn .28s ease-out; }

/* ============================================================
   ユーティリティ
============================================================ */
.hidden { display: none !important; }

::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--color-slate-200); border-radius: var(--radius-full); }

/* ============================================================
   印刷専用レイアウト
============================================================ */
#printArea { display: none; }

@media print {
    body > * { display: none !important; }
    #printArea {
        display: block !important;
        font-family: 'Hiragino Sans', 'Hiragino Kaku Gothic ProN', 'Noto Sans JP', sans-serif;
        color: #1e293b;
        background: #fff;
        margin: 0;
        padding: 0;
        -webkit-print-color-adjust: exact;
        print-color-adjust: exact;
    }
    @page { size: A4; margin: 18mm 20mm; }

    /* ヘッダー */
    .pa-header {
        display: flex;
        justify-content: space-between;
        align-items: flex-end;
        border-bottom: 2px solid #255797;
        padding-bottom: 10px;
        margin-bottom: 20px;
    }
    .pa-title { font-size: 22px; font-weight: 900; color: #255797; margin: 0; }
    .pa-meta { font-size: 10px; color: #64748b; text-align: right; line-height: 1.8; }

    /* 合計ボックス */
    .pa-total-box {
        background: #eef7fc;
        border: 1.5px solid #bae6fd;
        border-radius: 10px;
        padding: 14px 20px;
        margin-bottom: 22px;
        display: flex;
        align-items: center;
        justify-content: space-between;
        -webkit-print-color-adjust: exact;
        print-color-adjust: exact;
    }
    .pa-total-label { font-size: 11px; color: #64748b; margin-bottom: 2px; }
    .pa-total-amount { font-size: 28px; font-weight: 900; color: #255797; }
    .pa-total-sub { font-size: 11px; color: #64748b; margin-top: 4px; }

    /* 明細セクション */
    .pa-section { margin-bottom: 18px; }
    .pa-section-title {
        font-size: 10px; font-weight: 700; letter-spacing: .08em;
        text-transform: uppercase; color: #3EB2D2;
        border-bottom: 1px solid #e2e8f0; padding-bottom: 4px; margin-bottom: 8px;
    }

    /* 明細テーブル */
    .pa-table { width: 100%; border-collapse: collapse; font-size: 11px; }
    .pa-table th {
        background: #f8fafc; font-size: 9px; font-weight: 700;
        color: #94a3b8; letter-spacing: .06em; text-transform: uppercase;
        padding: 6px 10px; border: 1px solid #e2e8f0;
        -webkit-print-color-adjust: exact; print-color-adjust: exact;
    }
    .pa-table td { padding: 7px 10px; border: 1px solid #e2e8f0; vertical-align: top; }
    .pa-table tr:nth-child(even) td {
        background: #f8fafc;
        -webkit-print-color-adjust: exact; print-color-adjust: exact;
    }
    .td-right { text-align: right; white-space: nowrap; }

    /* 小計 */
    .pa-summary { margin-top: 14px; }
    .pa-summary table { width: 100%; border-collapse: collapse; font-size: 11px; }
    .pa-summary td { padding: 5px 10px; }
    .s-label { color: #64748b; }
    .s-val { text-align: right; font-weight: 600; white-space: nowrap; }
    .s-total td { border-top: 1.5px solid #255797; font-size: 14px; font-weight: 900; color: #255797; padding-top: 8px; }

    /* 注記 */
    .pa-note {
        font-size: 9px; color: #94a3b8;
        border-top: 1px solid #e2e8f0;
        padding-top: 10px; margin-top: 20px; line-height: 1.8;
        white-space: pre-line;
    }

    /* フッター署名 */
    .pa-sig {
        margin-top: 24px; padding: 14px 18px;
        border: 1px solid #e2e8f0; border-radius: 8px;
        display: flex; justify-content: space-between;
        align-items: flex-start; gap: 16px;
    }
    .pa-sig-name { font-size: 12px; font-weight: 800; color: #1e293b; margin-bottom: 2px; }
    .pa-sig-sub  { font-size: 9px; color: #64748b; margin-bottom: 8px; }
    .pa-sig-links { font-size: 9px; color: #64748b; line-height: 2; }
    .pa-sig-links span { display: inline-block; min-width: 56px; color: #94a3b8; }

    /* ロゴ */
    .pa-sig-logo {
        display: flex;
        align-items: center;
        padding-top: 4px;
        flex-shrink: 0;
    }
    .pa-sig-logo img { width: 80px; height: auto; }

    #printArea a {
        color: inherit !important;
        text-decoration: none !important;
    }

    /* ロゴなし時：社名テキスト */
    .pa-sig-logo-text {
        font-size: 13px;
        font-weight: 800;
        color: #255797;
        max-width: 120px;
        word-break: break-all;
        line-height: 1.4;
    }
}