/* =====================================================================
   明緯集團 利害關係人問卷（2026 新版）樣式
   - 響應式：桌機為矩陣表格，手機（< 760px）自動改為卡片式
   - 不依賴外部字型與套件，內網環境可直接使用
   ===================================================================== */

:root {
    --primary: #0b4f9c;
    --primary-700: #083a73;
    --primary-50: #eaf2fb;
    --primary-100: #d3e4f6;
    --accent: #2e8b57;
    --ink: #1c2633;
    --muted: #5d6978;
    --line: #d9e0e8;
    --line-soft: #eaeef3;
    --bg: #f2f5f8;
    --card: #ffffff;
    --danger: #c62828;
    --danger-50: #fdeeee;
    --radius: 14px;
    --shadow: 0 1px 2px rgba(16, 38, 66, .06), 0 6px 20px rgba(16, 38, 66, .06);
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body.sv {
    margin: 0;
    background: var(--bg);
    color: var(--ink);
    font-family: "Segoe UI", "Microsoft JhengHei", "微軟正黑體", "PingFang TC", "Noto Sans TC", "Helvetica Neue", Arial, sans-serif;
    font-size: 16px;
    line-height: 1.65;
}

a { color: var(--primary); }
a:hover { color: var(--primary-700); }

/* ---------- 頁首 ---------- */
.sv-top {
    background: #fff;
    border-bottom: 1px solid var(--line);
}
.sv-top-inner {
    max-width: 980px;
    margin: 0 auto;
    padding: 10px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}
.sv-top img { display: block; height: 48px; width: auto; }
.sv-top .logo-bar { max-width: 60%; object-fit: contain; }

/* ---------- 版面 ---------- */
.sv-wrap {
    max-width: 980px;
    margin: 0 auto;
    padding: 28px 20px 40px;
}

.sv-hero { text-align: center; margin: 8px 0 24px; }
.sv-hero .eyebrow {
    margin: 0;
    color: var(--accent);
    font-weight: 600;
    letter-spacing: .08em;
    font-size: 14px;
}
.sv-hero h1 { margin: 4px 0 2px; font-size: 32px; letter-spacing: .04em; }
.sv-hero .sub { margin: 0; color: var(--muted); font-size: 17px; }
.sv-hero-sm { margin-bottom: 18px; }
.sv-hero-sm h1 { font-size: 24px; }

/* ---------- 步驟列 ---------- */
.steps {
    list-style: none;
    margin: 0 0 22px;
    padding: 0;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 8px;
    counter-reset: none;
}
.steps li {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 12px;
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 10px;
    color: var(--muted);
    font-size: 14px;
    line-height: 1.3;
}
.steps li span {
    flex: none;
    width: 26px;
    height: 26px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--line-soft);
    font-weight: 700;
    font-size: 13px;
}
.steps li.is-done { color: var(--accent); }
.steps li.is-done span { background: var(--accent); color: #fff; }
.steps li.is-current { border-color: var(--primary); color: var(--primary); font-weight: 600; box-shadow: inset 0 -3px 0 var(--primary); }
.steps li.is-current span { background: var(--primary); color: #fff; }

/* ---------- 卡片與標題 ---------- */
.card {
    background: var(--card);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 26px 28px;
    margin-bottom: 20px;
}
.intro p { margin: 0 0 10px; }
.intro p:last-child { margin-bottom: 0; }

.part-title {
    margin: 0 0 18px;
    font-size: 22px;
    display: flex;
    align-items: baseline;
    gap: 12px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--primary-50);
}
.part-title span {
    font-size: 14px;
    font-weight: 600;
    color: #fff;
    background: var(--primary);
    padding: 2px 10px;
    border-radius: 999px;
    letter-spacing: .05em;
}
.part-help { margin: -6px 0 18px; color: var(--muted); }
.sub-title {
    margin: 30px 0 10px;
    font-size: 17px;
    color: var(--primary-700);
}
.sub-title:first-of-type { margin-top: 8px; }

/* ---------- 題目 ---------- */
.q {
    padding: 16px 18px;
    margin: 0 -18px 8px;
    border-radius: 12px;
    border: 1px solid transparent;
    transition: background-color .2s, border-color .2s;
    scroll-margin-top: 16px;
}
.q + .q { border-top-color: transparent; }
.q.is-missing { background: var(--danger-50); border-color: #f3c2c2; }

.q-title { font-weight: 600; font-size: 17px; margin-bottom: 12px; }
.q-no {
    display: inline-block;
    min-width: 38px;
    margin-right: 8px;
    color: var(--primary);
    font-weight: 700;
}
.q-note {
    font-style: normal;
    font-weight: 400;
    font-size: 13px;
    color: var(--muted);
    background: var(--line-soft);
    border-radius: 6px;
    padding: 1px 8px;
    margin-left: 8px;
    white-space: nowrap;
}
.q-help { margin: -4px 0 12px; color: var(--muted); font-size: 14px; }
.q-limit { margin: 8px 0 0; color: var(--danger); font-size: 14px; min-height: 0; }
.q-limit:empty { display: none; }

/* ---------- 文字輸入 ---------- */
.field-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px 16px;
}
.field { display: flex; flex-direction: column; gap: 4px; font-size: 14px; color: var(--muted); }
.field-wide { grid-column: 1 / -1; }

.input {
    width: 100%;
    font: inherit;
    color: var(--ink);
    padding: 10px 12px;
    border: 1px solid var(--line);
    border-radius: 10px;
    background: #fff;
    transition: border-color .15s, box-shadow .15s;
}
.input:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px var(--primary-100); }
.textarea { min-height: 140px; resize: vertical; }

.other-input {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-top: 10px;
    font-size: 14px;
    color: var(--muted);
}
.other-input span { flex: none; }
.other-input .input { max-width: 360px; padding: 7px 10px; }

/* ---------- 選項晶片（RadioButtonList / CheckBoxList，RepeatLayout=Flow） ---------- */
.chips {
    position: relative;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}
.chips br { display: none; }
.chips input {
    position: absolute;
    opacity: 0;
    width: 1px;
    height: 1px;
    margin: 0;
    pointer-events: none;
}
.chips label {
    display: inline-flex;
    align-items: center;
    gap: 9px;
    padding: 8px 14px;
    border: 1px solid var(--line);
    border-radius: 999px;
    background: #fff;
    cursor: pointer;
    line-height: 1.35;
    user-select: none;
    transition: border-color .15s, background-color .15s, color .15s;
}
.chips label::before {
    content: "";
    flex: none;
    width: 16px;
    height: 16px;
    border: 2px solid #9aa7b5;
    border-radius: 50%;
    background: #fff;
    transition: all .15s;
}
.chips input[type="checkbox"] + label::before { border-radius: 4px; }
.chips label:hover { border-color: var(--primary); }
.chips input:checked + label {
    border-color: var(--primary);
    background: var(--primary-50);
    color: var(--primary-700);
    font-weight: 600;
}
.chips input[type="radio"]:checked + label::before {
    border-color: var(--primary);
    background: radial-gradient(circle, var(--primary) 0 4px, #fff 5px);
}
.chips input[type="checkbox"]:checked + label::before {
    border-color: var(--primary);
    background: var(--primary) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M3.5 8.5l3 3 6-7' fill='none' stroke='%23fff' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center / 12px no-repeat;
}
.chips input:focus-visible + label { outline: 3px solid var(--primary-100); outline-offset: 1px; }
.chips input:disabled + label { opacity: .5; cursor: not-allowed; }

/* 選項較多時改為整齊的格狀排列 */
.chips-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
}
.chips-grid label { border-radius: 10px; padding: 10px 14px; }

/* ---------- 量表矩陣 ---------- */
.matrix {
    --cols: 5;
    --opt-w: 74px;
    border: 1px solid var(--line);
    border-radius: 12px;
    overflow: visible;
}
.matrix.has-na { --cols: 6; }

.mx-progress {
    padding: 8px 14px;
    font-size: 13px;
    color: var(--muted);
    background: var(--line-soft);
    border-radius: 12px 12px 0 0;
    text-align: right;
}
.mx-progress b { color: var(--primary); }

.mx-head,
.mx-row {
    display: grid;
    grid-template-columns: minmax(0, 1fr) repeat(var(--cols), var(--opt-w));
    align-items: center;
}
.mx-head {
    position: sticky;
    top: 0;
    z-index: 2;
    background: #fff;
    border-bottom: 2px solid var(--primary-100);
    font-size: 13px;
    color: var(--muted);
}
.mx-head-item { padding: 10px 16px; font-weight: 600; }
.mx-head-opt { text-align: center; padding: 8px 2px; line-height: 1.25; }
.mx-head-opt b { display: block; font-size: 15px; color: var(--ink); }
.mx-head-opt span { font-size: 12px; }
.mx-head-opt.mx-na b { color: var(--muted); }

.mx-group-title {
    margin: 0;
    padding: 10px 16px;
    font-size: 15px;
    color: #fff;
    background: var(--primary);
    display: flex;
    gap: 10px;
    align-items: baseline;
}
.mx-group-title span { font-weight: 400; font-size: 13px; opacity: .85; letter-spacing: .04em; }

.mx-row {
    border-top: 1px solid var(--line-soft);
    transition: background-color .15s;
    scroll-margin-top: 90px;
}
.mx-group .mx-row:nth-child(even) { background: #fafbfd; }
.mx-row:hover { background: var(--primary-50); }
.mx-row.is-missing { background: var(--danger-50); box-shadow: inset 4px 0 0 var(--danger); }

.mx-item { display: flex; gap: 12px; padding: 12px 16px; min-width: 0; }
.mx-code {
    flex: none;
    min-width: 46px;
    height: 24px;
    padding: 0 6px;
    border-radius: 6px;
    background: var(--primary-50);
    color: var(--primary);
    font-weight: 700;
    font-size: 13px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-top: 2px;
}
.mx-title { font-weight: 600; }
.mx-desc { font-size: 13.5px; color: var(--muted); line-height: 1.55; margin-top: 2px; }

.mx-opts { display: contents; }
.mx-opt {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    align-self: stretch;
    cursor: pointer;
}
.mx-opt input { position: absolute; opacity: 0; width: 1px; height: 1px; pointer-events: none; }
.mx-face {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    border: 2px solid #b5c0cc;
    background: #fff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    color: var(--muted);
    transition: all .15s;
}
.mx-face small { display: none; }
.mx-na .mx-face { font-size: 11px; font-weight: 700; }
.mx-opt:hover .mx-face { border-color: var(--primary); color: var(--primary); }
.mx-opt input:checked + .mx-face {
    background: var(--primary);
    border-color: var(--primary);
    color: #fff;
    box-shadow: 0 0 0 4px var(--primary-100);
}
.mx-na input:checked + .mx-face { background: #6b7785; border-color: #6b7785; box-shadow: 0 0 0 4px #e3e7ec; }
.mx-opt input:focus-visible + .mx-face { outline: 3px solid var(--primary-100); outline-offset: 2px; }

/* ---------- 錯誤訊息 ---------- */
.alert {
    background: var(--danger-50);
    border: 1px solid #f3c2c2;
    border-left: 5px solid var(--danger);
    color: #7f1d1d;
    border-radius: 10px;
    padding: 14px 18px;
    margin-bottom: 20px;
    scroll-margin-top: 16px;
}
.alert ul { margin: 6px 0 0; padding-left: 20px; }
.alert a { color: #7f1d1d; }

/* ---------- 個資聲明 ---------- */
.privacy {
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 12px;
    padding: 12px 18px;
    margin-bottom: 20px;
    font-size: 14px;
    color: var(--muted);
}
.privacy summary { cursor: pointer; font-weight: 600; color: var(--ink); }
.privacy p { margin: 10px 0 0; }

/* ---------- 按鈕 ---------- */
.actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    margin-top: 8px;
}
.btn {
    font: inherit;
    font-weight: 600;
    min-width: 150px;
    padding: 12px 26px;
    border-radius: 999px;
    border: 1px solid transparent;
    cursor: pointer;
    transition: background-color .15s, border-color .15s, box-shadow .15s;
    -webkit-appearance: none;
    appearance: none;
}
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-700); }
.btn-ghost { background: #fff; color: var(--primary); border-color: var(--line); }
.btn-ghost:hover { border-color: var(--primary); }
.btn:focus-visible { outline: none; box-shadow: 0 0 0 4px var(--primary-100); }
.btn[disabled] { opacity: .5; cursor: not-allowed; }

/* ---------- 感謝頁 ---------- */
.thanks { text-align: center; padding: 40px 28px 44px; }
.thanks-art { display: flex; align-items: center; justify-content: center; gap: 16px; flex-wrap: wrap; margin-bottom: 18px; }
.thanks-baby { width: 200px; height: auto; }
.thanks-word { width: 260px; height: auto; }
.thanks h1 { font-size: 24px; margin: 0 0 10px; }
.thanks p { margin: 0 0 8px; color: var(--muted); }
.thanks-link { margin-top: 18px !important; font-size: 14px; }

/* ---------- 頁尾 ---------- */
.sv-foot {
    text-align: center;
    font-size: 13px;
    color: var(--muted);
    padding: 18px 20px 32px;
}

/* =====================================================================
   手機版
   ===================================================================== */
@media (max-width: 760px) {
    body.sv { font-size: 15px; }
    .sv-wrap { padding: 18px 12px 32px; }
    .sv-top-inner { padding: 8px 12px; }
    .sv-top img { height: 36px; }
    .sv-hero h1 { font-size: 24px; }

    .steps { grid-template-columns: repeat(4, 1fr); gap: 4px; }
    .steps li { flex-direction: column; text-align: center; padding: 8px 4px; font-size: 12px; gap: 4px; }

    .card { padding: 20px 16px; border-radius: 12px; }
    .part-title { font-size: 19px; flex-wrap: wrap; gap: 8px; }
    .q { margin: 0 -10px 6px; padding: 14px 10px; }
    .q-note { display: inline-block; margin: 4px 0 0; }

    .field-grid { grid-template-columns: 1fr; }
    .other-input { flex-direction: column; align-items: stretch; gap: 4px; }
    .other-input .input { max-width: none; }
    .chips-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .chips-grid label { padding: 9px 10px; font-size: 14px; }

    /* 量表改為卡片式：題目在上、選項在下 */
    .matrix { border: 0; }
    .mx-progress { border-radius: 8px; text-align: center; position: sticky; top: 0; z-index: 2; }
    .mx-head { display: none; }
    .mx-group-title { border-radius: 8px; margin-top: 14px; }
    .mx-row {
        grid-template-columns: 1fr;
        border: 1px solid var(--line);
        border-radius: 10px;
        margin-top: 10px;
        padding-bottom: 12px;
        background: #fff !important;
    }
    .mx-row.is-missing { background: var(--danger-50) !important; border-color: #f3c2c2; }
    .mx-item { padding: 12px 12px 10px; }
    .mx-opts {
        display: grid;
        grid-template-columns: repeat(var(--cols), 1fr);
        gap: 6px;
        padding: 0 12px;
    }
    .mx-face {
        width: 100%;
        height: auto;
        min-height: 54px;
        border-radius: 8px;
        border-width: 1px;
        flex-direction: column;
        padding: 6px 2px;
        line-height: 1.15;
    }
    .mx-face b { font-size: 16px; }
    .mx-face small { display: block; font-size: 10.5px; margin-top: 3px; letter-spacing: -.02em; }
    .mx-opt input:checked + .mx-face { box-shadow: none; }
    .mx-opt input:checked + .mx-face small { color: #fff; }

    .actions { flex-direction: column-reverse; align-items: stretch; }
    .actions > span:empty { display: none; }
    .btn { width: 100%; }
    .thanks-baby { width: 150px; }
    .thanks-word { width: 200px; }
}