/* FlyTo Web 使用說明頁（/support/manual）專用樣式。
   亮 / 暗主題透過 base.css 既有的 var(--c-*) tokens 自動切換。
   只在 base.css 沒有對應 token 的情境（例如 callout warning、device badge 的 ios/android 配色）
   才於本檔內顯式提供 light / dark 兩組規則。 */

/* 結構樣式(hero + 側邊 sticky nav + 內容區)沿用 account.css 的 .account-* 類別,
   本檔只保留內容區獨有的元素樣式(callout / 步驟 / 卡片 / 截圖等)。 */

/* 一行 inline 圖文混排（icon 在文字旁） */
.manual-one-liner {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    flex-wrap: wrap;
}

.manual-one-liner * {
    white-space: nowrap;
}

/* ===== Section 結構 ===== */
.manual-section {
    margin-bottom: 56px;
}

.manual-section-header {
    margin-bottom: 24px;
}

.manual-section-tag {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--c-primary);
    background: var(--c-primary-soft);
    padding: 4px 10px;
    border-radius: 999px;
    margin-bottom: 10px;
}

.manual-section h2 {
    font-size: 24px;
    font-weight: 700;
    color: var(--c-text-strong);
    letter-spacing: -0.3px;
    margin: 0 0 8px;
}

.manual-section h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--c-text-strong);
    margin: 28px 0 10px;
}

.manual-section p {
    color: var(--c-text);
    margin: 0 0 14px;
}

.manual-section ul,
.manual-section ol {
    padding-left: 22px;
    margin: 0 0 14px;
}

.manual-section li {
    margin-bottom: 6px;
    color: var(--c-text);
}

.manual-lead {
    font-size: 17px;
    color: var(--c-text-muted);
    margin: 0;
}

/* ===== 兩欄 ===== */
.manual-two-col {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    align-items: start;
}

@media (max-width: 720px) {
    .manual-two-col {
        grid-template-columns: 1fr;
    }
}

/* ===== 四欄 ===== */
.manual-four-col {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: 24px;
    align-items: start;
}

@media (max-width: 720px) {
    .manual-four-col {
        grid-template-columns: 1fr;
    }
}

/* ===== 兩列 ===== */
.manual-two-row {
    display: grid;
    grid-template-rows: 1fr 1fr;
    align-items: start;
}

/* ===== 截圖 ===== */
.manual-step-body .manual-screenshot {
    width: 320px;
    margin: auto;
}

.manual-screenshot {
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--c-shadow-lg);
    border: 1px solid var(--c-border);
    background: var(--c-surface-2);
}

.manual-screenshot img {
    width: 100%;
    border-radius: 16px;
    display: block;
}

.manual-screenshot.dev-mode {
    width: 600px;
    margin: auto;
}
.manual-caption {
    font-size: 12px;
    color: var(--c-text-subtle);
    text-align: center;
    margin: 8px 0 0;
}

/* 段落 icon 圖：inline 24px、light 模式黑色、dark 模式自動反白。
   .is-color 修飾類別:icon 本身的顏色帶語意(例如黃點 / 綠點 / 紅勾),
   不能被主題反相洗掉,加 .is-color 取消 filter 保留原色。*/
.manual-section img.manual-icon {
    max-width: 20px;
    max-height: 20px;
    vertical-align: middle;
    filter: brightness(0);
    margin: auto 2px;
    &:where(.small) {
        max-width: 16px;
        max-height: 16px;
    }
    &:where(.x-small) {
        max-width: 12px!important;
        max-height: 12px!important;
    }
    &:where(.is-color) {
        filter: none;
        max-width: 16px;
        max-height: 16px;
    }
}

:root[data-theme="dark"] .manual-section img.manual-icon:not(.is-color) {
    filter: brightness(0) invert(1);
}

@media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]):not([data-theme="dark"]) .manual-section img.manual-icon:not(.is-color) {
        filter: brightness(0) invert(1);
    }
}

/* ===== 卡片 ===== */
.manual-card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 16px;
    margin-top: 20px;
}

.manual-card {
    background: var(--c-surface);
    border: 1px solid var(--c-border);
    border-radius: 10px;
    padding: 20px;
    box-shadow: var(--c-shadow-sm);
    transition: box-shadow 120ms ease, transform 120ms ease;
}

.manual-card:hover {
    box-shadow: var(--c-shadow-md);
    transform: translateY(-1px);
}

.manual-card-icon {
    width: 40px;
    height: 40px;
    border-radius: 8px;
    background: var(--c-primary-soft);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 14px;
}

.manual-card-icon svg {
    width: 20px;
    height: 20px;
    color: var(--c-primary);
}

.manual-card h4 {
    font-size: 15px;
    font-weight: 600;
    color: var(--c-text-strong);
    margin: 0 0 6px;
}

.manual-card p {
    font-size: 14px;
    color: var(--c-text-muted);
    margin: 0;
}

/* ===== Steps ===== */
.manual-steps {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.manual-step {
    display: flex;
    gap: 16px;
    padding: 0 0 28px;
    position: relative;
}

.manual-step:not(:last-child)::before {
    content: '';
    position: absolute;
    left: 15px;
    top: 32px;
    bottom: 0;
    width: 2px;
    background: var(--c-border);
}

.manual-step-num {
    flex-shrink: 0;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--c-primary);
    color: #fff;
    font-size: 14px;
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    position: relative;
    z-index: 1;
}

.manual-step-body {
    flex: 1;
    padding-top: 4px;
}

.manual-step-body h4 {
    font-size: 15px;
    font-weight: 600;
    color: var(--c-text-strong);
    margin: 0 0 6px;
}

.manual-step-body p {
    font-size: 14px;
    color: var(--c-text-muted);
    margin: 0 0 8px;
}

/* ===== Callout（提示 / 警告 / 成功） ===== */
.manual-callout {
    border-radius: 10px;
    padding: 16px 20px;
    margin: 20px 0;
    display: flex;
    gap: 12px;
    align-items: flex-start;
    border: 1px solid;
}

.manual-callout svg {
    flex-shrink: 0;
    width: 20px;
    height: 20px;
    margin-top: 1px;
}

.manual-callout-body {
    flex: 1;
}

.manual-callout-body strong {
    display: block;
    margin-bottom: 4px;
    font-size: 14px;
}

.manual-callout-body p {
    font-size: 14px;
    margin: 0;
    color: inherit;
}

/* Tip:用 primary-soft 已會自動跟主題 */
.manual-callout.is-tip {
    background: var(--c-primary-soft);
    border-color: rgba(37, 99, 235, 0.25);
    color: var(--c-text);
}

.manual-callout.is-tip svg {
    color: var(--c-primary);
}

/* Success:用 base.css 既有的 success token */
.manual-callout.is-success {
    background: var(--c-success-bg);
    border-color: var(--c-success-border);
    color: var(--c-text);
}

.manual-callout.is-success svg {
    color: var(--c-success);
}

/* Warning:base.css 沒提供 warning token,顯式 light / dark 兩組 */
.manual-callout.is-warning {
    background: #fffbeb;
    border-color: #fde68a;
    color: #92400e;
}

.manual-callout.is-warning svg {
    color: #d97706;
}

:root[data-theme="dark"] .manual-callout.is-warning {
    background: rgba(251, 191, 36, 0.10);
    border-color: rgba(251, 191, 36, 0.30);
    color: #fbbf24;
}

:root[data-theme="dark"] .manual-callout.is-warning svg {
    color: #fbbf24;
}

@media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]):not([data-theme="dark"]) .manual-callout.is-warning {
        background: rgba(251, 191, 36, 0.10);
        border-color: rgba(251, 191, 36, 0.30);
        color: #fbbf24;
    }

    :root:not([data-theme="light"]):not([data-theme="dark"]) .manual-callout.is-warning svg {
        color: #fbbf24;
    }
}

/* ===== KBD ===== */
.manual-section kbd,
.manual-shortcut-table kbd {
    display: inline-block;
    padding: 4px 6px;
    font-family: ui-monospace, "SF Mono", Menlo, monospace;
    font-size: 12px;
    /* font-weight: 600; */
    color: var(--c-text-strong);
    background: var(--c-surface);
    border: 1px solid var(--c-border-strong);
    border-bottom-width: 2px;
    border-radius: 5px;
    line-height: 1;
    white-space: nowrap;
    &:where(.mouse) {
        font-size: 80%;
    }
    &:where(.key-sym) {
        font-size: 110%;
        line-height: 1;
        padding: 4px 6px 2px;
    }
}

/* ===== 快捷鍵表 ===== */
.manual-shortcut-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
}

.manual-shortcut-table th {
    background: var(--c-surface-2);
    color: var(--c-text-muted);
    font-weight: 600;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 10px 16px;
    text-align: left;
    border-bottom: 1px solid var(--c-border);
}

.manual-shortcut-table td {
    padding: 12px 16px;
    border-bottom: 1px solid var(--c-border);
    vertical-align: middle;
    color: var(--c-text);
}

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

.manual-shortcut-table tr:hover td {
    background: var(--c-surface-2);
}

.manual-shortcut-table .manual-keys {
    display: inline-flex;
    gap: 4px;
    align-items: center;
}

/* ===== 裝置 badge ===== */
.manual-device-badge {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    font-size: 12px;
    font-weight: 600;
    padding: 3px 10px;
    border-radius: 999px;
}

.manual-device-badge.is-ios {
    background: #e0f2fe;
    color: #0c4a6e;
}

.manual-device-badge.is-android {
    background: #dcfce7;
    color: #14532d;
}

.manual-device-badge.is-sim {
    background: var(--c-primary-soft);
    color: var(--c-primary);
}

.manual-device-badge.is-notsupport {
    background: var(--c-error-bg);
    color: var(--c-error);
    border: 1px solid var(--c-error-border);
}

.manual-device-badge img.manual-icon {
    max-width: 16px;
    max-height: 16px;
}

/* dark mode 把 ios / android 淺底改為半透明深底 */
:root[data-theme="dark"] .manual-device-badge.is-ios {
    background: rgba(56, 189, 248, 0.14);
    color: #7dd3fc;
}

:root[data-theme="dark"] .manual-device-badge.is-android {
    background: rgba(74, 222, 128, 0.14);
    color: #86efac;
}

@media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]):not([data-theme="dark"]) .manual-device-badge.is-ios {
        background: rgba(56, 189, 248, 0.14);
        color: #7dd3fc;
    }

    :root:not([data-theme="light"]):not([data-theme="dark"]) .manual-device-badge.is-android {
        background: rgba(74, 222, 128, 0.14);
        color: #86efac;
    }
}

/* ===== Settings 列表 ===== */
.manual-settings-grid {
    display: flex;
    flex-direction: column;
    gap: 1px;
    background: var(--c-border);
    border: 1px solid var(--c-border);
    border-radius: 10px;
    overflow: hidden;
}

.manual-setting-row {
    background: var(--c-surface);
    padding: 16px 20px;
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.manual-setting-icon {
    flex-shrink: 0;
    width: 34px;
    height: 34px;
    border-radius: 8px;
    background: var(--c-surface-2);
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.manual-setting-icon svg {
    width: 16px;
    height: 16px;
    color: var(--c-text-muted);
}

.manual-setting-body {
    flex: 1;
}

.manual-setting-body h4 {
    font-size: 14px;
    font-weight: 600;
    color: var(--c-text-strong);
    margin: 0 0 2px;
}

.manual-setting-body p {
    font-size: 13px;
    color: var(--c-text-muted);
    margin: 0;
}

.manual-setting-value {
    flex-shrink: 0;
    font-size: 13px;
    color: var(--c-text-muted);
    background: var(--c-surface-2);
    padding: 4px 10px;
    border-radius: 6px;
    align-self: center;
    display: inline-flex;
    gap: 4px;
    align-items: center;
}

/* ===== 分隔線 ===== */
.manual-divider {
    height: 1px;
    background: var(--c-border);
    margin: 40px 0;
}

/* ===== 小螢幕微調 ===== */
@media (max-width: 600px) {
    .manual-body {
        padding: 0 16px 60px;
    }
}