/*
 * index_style.css — 五鬼搬運 ④：終端機外觀
 * 全部色彩與視覺設定集中於此之後第 5、6、100 代都能改外觀、不動分類資料
 */

:root {
    color-scheme: dark;
    --background: #10121d;
    --panel: #171a29;
    --panel-bar: #1d2133;
    --paper: #f7f3fb;
    --muted: #adafc2;
    --soft: #7f869e;
    --stroke: #34384b;
    --mint: #a2e4c6;
    --blue: #a8d7ff;
    --pink: #f6b1cc;
    --lavender: #d4c6ff;
    --yellow: #f8db9f;
    --peach: #f0c29c;
    --focus: #ffdcf0;
    --shadow: 0 16px 40px rgba(3, 6, 18, 0.15);
    --mono: "Space Mono", Consolas, monospace;
    --sticky-background: rgba(16, 18, 29, 0.95);
    --floating-background: #242839;
}

body {
    color: var(--paper);
    background:
        radial-gradient(circle at 4% 5%, rgba(180, 125, 176, 0.12), transparent 27%),
        radial-gradient(circle at 93% 10%, rgba(127, 153, 216, 0.08), transparent 30%),
        linear-gradient(180deg, #151523, #10121d 56%, #121521);
    background-attachment: fixed;
}

.site-header {
    gap: 20px;
    min-height: 100px;
    padding-inline: 12px;
    border-bottom: 1px solid var(--stroke);
    background: var(--sticky-background);
    -webkit-backdrop-filter: blur(12px);
    backdrop-filter: blur(12px);
}

.brand { gap: 14px; }
.brand-mark {
    display: grid;
    place-items: center;
    width: 47px;
    height: 47px;
    border: 1px solid rgba(246, 177, 204, 0.35);
    border-radius: 13px;
    background: rgba(246, 177, 204, 0.1);
    color: var(--pink);
    font: 700 1.9rem var(--mono);
}
.brand-text strong { display: block; font-size: 1.25rem; font-weight: 900; letter-spacing: 0.17em; line-height: 1.1; }
.brand-text small { display: block; margin-top: 5px; color: var(--soft); font: 0.67rem var(--mono); letter-spacing: 0.045em; }

.hero { padding: 73px 6px 72px; }
.hero-prompt { font: 0.85rem var(--mono); color: var(--pink); letter-spacing: -0.02em; }
.prompt-green { color: var(--mint); }
.prompt-muted { color: var(--muted); }
.prompt-blue { color: var(--blue); }
.prompt-command { color: var(--paper); }
.hero-kicker { margin-top: 31px; color: var(--lavender); font: 700 0.7rem var(--mono); letter-spacing: 0.1em; }
.hero-kicker span { color: var(--yellow); }
.hero h1 { margin-top: 11px; color: var(--paper); font-size: clamp(3.2rem, 6vw, 5.6rem); line-height: 1.24; font-weight: 900; letter-spacing: -0.055em; }
.hero h1 span { color: var(--pink); }
.hero-description { margin-top: 23px; color: var(--muted); font-size: 1rem; line-height: 1.98; }
.hero-description strong { color: var(--paper); }
.hero-motto { margin-top: 22px; color: var(--soft); font-size: 0.88rem; }
.hero-motto code { color: var(--pink); font-size: 0.88em; }

.categories-section { padding-bottom: 86px; }
.section-heading { gap: 24px; margin-bottom: 26px; }
.section-kicker { color: var(--lavender); font: 700 0.72rem var(--mono); letter-spacing: 0.06em; }
.section-heading h2 { margin-top: 8px; font-size: clamp(1.45rem, 3vw, 2.2rem); font-weight: 900; }
.section-heading h2 span { color: var(--pink); }
.window-count { padding: 7px 14px; flex: 0 0 auto; border: 1px solid var(--stroke); border-radius: 999px; color: var(--muted); font: 700 0.78rem var(--mono); }

.terminal-card {
    --accent: var(--pink);
    overflow: hidden;
    border: 1px solid var(--stroke);
    border-radius: 17px;
    background: var(--panel);
    box-shadow: var(--shadow);
    transition: border-color 0.2s, transform 0.2s;
}
.terminal-card:hover { transform: translateY(-2px); border-color: var(--accent); }
.terminal-card[data-tone="pink"] { --accent: var(--pink); }
.terminal-card[data-tone="lavender"] { --accent: var(--lavender); }
.terminal-card[data-tone="blue"] { --accent: var(--blue); }
.terminal-card[data-tone="mint"] { --accent: var(--mint); }
.terminal-card[data-tone="yellow"] { --accent: var(--yellow); }
.terminal-card[data-tone="peach"] { --accent: var(--peach); }
.window-top { height: 45px; gap: 12px; padding: 0 17px; background: var(--panel-bar); border-bottom: 1px solid var(--stroke); }
.window-dots { display: flex; align-items: center; flex: 0 0 auto; gap: 6px; }
.window-dots i { display: block; width: 8px; height: 8px; border-radius: 50%; background: #e78c9c; }
.window-dots i:nth-child(2) { background: #f3cc82; }
.window-dots i:nth-child(3) { background: #9cdbbd; }
.window-filename { overflow: hidden; min-width: 0; text-overflow: ellipsis; white-space: nowrap; color: var(--muted); font: 0.76rem var(--mono); }
.window-number { margin-left: auto; color: var(--soft); font: 0.69rem var(--mono); }

.window-content { display: flex; flex-direction: column; gap: 0; min-height: 218px; padding: 24px 26px 21px; }
.window-command { margin-bottom: 24px; color: var(--muted); font: 0.82rem var(--mono); overflow-wrap: anywhere; }
.command-dollar { color: var(--accent); font-weight: 700; }
.category-heading { gap: 14px; }
.category-icon {
    display: grid;
    place-items: center;
    flex: 0 0 auto;
    width: 50px;
    height: 50px;
    border: 1px solid var(--accent);
    border-radius: 14px;
    color: var(--accent);
    background: color-mix(in srgb, var(--accent) 10%, transparent);
    font-size: 1.7rem;
}
.category-title { color: var(--paper); font-size: clamp(1.3rem, 2.5vw, 1.72rem); font-weight: 900; letter-spacing: -0.04em; }
.category-description { margin: 13px 0 0 64px; color: var(--muted); font-size: 0.92rem; }
.window-baseline { display: flex; align-items: center; gap: 9px; margin-top: auto; padding-top: 22px; }
.baseline-line { width: 44px; height: 1px; background: var(--stroke); }
.baseline-indicator { color: var(--accent); font: 700 1rem var(--mono); animation: blink 1.4s steps(1, end) infinite; }
.terminal-card[data-size="full"] .window-content { min-height: 193px; }

.site-footer { min-height: 100px; gap: 14px; border-top: 1px solid var(--stroke); color: var(--soft); font-size: 0.82rem; }
.site-footer span:first-child { color: var(--paper); font-weight: 900; }

/* 返回頂部：平時不干擾畫面，捲動後才顯示 */
.back-to-top {
    position: fixed;
    right: max(18px, env(safe-area-inset-right));
    bottom: max(22px, env(safe-area-inset-bottom));
    z-index: 110;
    display: inline-flex;
    justify-content: center;
    align-items: center;
    gap: 9px;
    min-width: 85px;
    min-height: 48px;
    padding: 10px 15px;
    border: 1px solid var(--pink);
    border-radius: 14px;
    background: var(--floating-background);
    box-shadow: 0 8px 26px rgba(0, 0, 0, 0.22);
    color: var(--paper);
    font: 700 0.83rem var(--mono);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transform: translateY(10px);
    transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s ease;
}
.back-to-top span:first-child { color: var(--pink); font-size: 1.12rem; }
.back-to-top.is-visible {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateY(0);
}
.back-to-top:hover { border-color: var(--blue); }
.back-to-top:focus-visible { outline: 3px solid var(--focus); outline-offset: 3px; }
.noscript { padding: 20px; color: var(--muted); }
@keyframes blink { 50% { opacity: 0; } }

/* 淺色終端機：只換主題變數，內容和分類共用 */
html[data-theme="light"] {
    color-scheme: light;
    --background: #f8f4ef;
    --panel: #fffdfb;
    --panel-bar: #f7eff2;
    --paper: #433b48;
    --muted: #766c7a;
    --soft: #817889;
    --stroke: #e1d4dd;
    --pink: #b7557c;
    --lavender: #7956b2;
    --blue: #377ca6;
    --mint: #2c866e;
    --yellow: #9b711d;
    --peach: #a96640;
    --focus: #7a4cae;
    --shadow: 0 16px 40px rgba(92, 63, 82, 0.065);
    --sticky-background: rgba(248, 244, 239, 0.96);
    --floating-background: #fffdfb;
}
html[data-theme="light"] body { background: radial-gradient(circle at 0 0, #fbe5ec, transparent 35%), radial-gradient(circle at 100% 17%, #ede6f7, transparent 33%), #f8f4ef; }
html[data-theme="light"] .window-dots i { background: #ed9aa9; }
html[data-theme="light"] .window-dots i:nth-child(2) { background: #eac47d; }
html[data-theme="light"] .window-dots i:nth-child(3) { background: #8bcbb2; }

@media (max-width: 720px) {
    .site-header { min-height: 82px; }
    .hero { padding: 58px 2px 61px; }
    .hero h1 { font-size: clamp(2.75rem, 9vw, 4.5rem); }
    .section-heading { flex-wrap: wrap; gap: 14px; }
    .window-count { margin-left: 0; }
    .window-content { min-height: 200px; padding: 22px 20px 19px; }
    .terminal-card[data-size="full"] .window-content { min-height: 200px; }
    .category-description { margin-left: 64px; }
    .site-footer { padding: 22px 0; }
}
@media (max-width: 370px) {
    .brand-mark { width: 42px; height: 42px; }
    .brand-text strong { font-size: 1.12rem; }
    .brand-text small { font-size: 0.52rem; }
    .hero h1 { font-size: 2.65rem; }
    .hero-prompt { font-size: 0.72rem; }
    .category-heading { gap: 12px; }
    .category-icon { width: 44px; height: 44px; }
    .category-description { margin-left: 56px; }
    .window-content { padding-inline: 16px; }
}


/*
 * 小終端機資料夾
 * 初始只顯示 word/、JieLong/；按下資料夾才展開指令行
 * 作品連結維持文字風格，不加外連圖示或提示箭頭
 */
.terminal-folder-list {
    display: grid;
    gap: 8px;
    margin-top: 19px;
    padding-left: 64px;
}

.terminal-folder {
    min-width: 0;
}

.folder-toggle {
    display: block;
    padding: 0;
    border: 0;
    background: transparent;
    color: var(--accent);
    font: 700 0.86rem var(--mono);
    text-align: left;
}

.folder-toggle:hover {
    color: var(--paper);
}

.folder-output[hidden] {
    display: none;
}

.folder-output {
    padding: 9px 0 0 12px;
}

.folder-output-line {
    font: 0.83rem/1.8 var(--mono);
    overflow-wrap: anywhere;
}

.folder-prompt {
    color: var(--muted);
    white-space: pre;
}

.folder-item-link {
    color: var(--paper);
    text-decoration: none;
}

.folder-item-link:hover {
    color: var(--accent);
}

.window-filename-link {
    text-decoration: none;
}

.window-filename-link:hover {
    color: var(--accent);
}

.category-description {
    white-space: pre-line;
}

@media (max-width: 370px) {
    .terminal-folder-list {
        padding-left: 56px;
    }
}

/*
 * 外部圖床的藝術字預覽
 * 分類品牌圖（目前為「慢慢遊戲」）位於中文標題右側
 * 作品縮圖則在展開 word/、bingo/、JieLong/ 時顯示
 * 不裁圖、不把圖片設為連結，保持原本的終端機操作方式
 */
.category-heading-with-brand {
    min-width: 0;
}

.category-heading-with-brand .category-title {
    flex: 0 0 auto;
}

.category-brand-preview {
    flex: 0 1 186px;
    min-width: 0;
    max-width: 43%;
    margin-left: auto;
    padding: 5px 8px;
    border: 1px solid var(--stroke);
    border-radius: 12px;
    background: color-mix(in srgb, var(--accent) 4%, var(--panel));
}

.folder-preview {
    width: min(100%, 370px);
    margin: 3px 0 12px;
    padding: 8px;
    border: 1px solid var(--stroke);
    border-radius: 12px;
    background: color-mix(in srgb, var(--accent) 4%, var(--panel));
}

.preview-image {
    display: block;
    width: 100%;
    height: auto;
    max-height: 184px;
    object-fit: contain;
}

.category-brand-preview .preview-image {
    max-height: 84px;
}

/* 圖床異常時直接隱藏圖片，不出現破圖圖示 */
.category-brand-preview[hidden],
.folder-preview[hidden] {
    display: none;
}

@media (max-width: 370px) {
    .category-heading-with-brand {
        gap: 10px;
    }

    .category-brand-preview {
        padding: 4px;
        max-width: 38%;
    }
}


/*
 * 第四代頂部：中文品牌和無外框的 SVG 搜尋終端機
 * 保留語意化 button 方便鍵盤與螢幕閱讀器操作，但沒有可見的按鈕外觀
 */
.site-header {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
    justify-content: initial;
}

.brand {
    justify-self: start;
}

.terminal-search-toggle {
    display: inline-grid;
    place-items: center;
    justify-self: center;
    width: 56px;
    height: 48px;
    padding: 6px;
    border: none;
    border-radius: 0;
    background: transparent;
    color: var(--pink);
}

.terminal-search-toggle:hover {
    color: var(--paper);
}

/* 外觀切換只有圖示，保留原本的手動切換功能 */
.theme-toggle {
    display: inline-grid;
    place-items: center;
    justify-self: end;
    width: 48px;
    height: 48px;
    padding: 6px;
    border: 0;
    border-radius: 0;
    background: transparent;
    box-shadow: none;
    color: var(--yellow);
}

.theme-toggle:hover {
    color: var(--paper);
}

.theme-symbol {
    font: 700 1.55rem var(--mono);
    line-height: 1;
}

/*
 * 浮動搜尋終端機
 * 真正的命令列排版：輸入框沒有自身外框，也不顯示傳統搜尋元件
 */
.search-overlay[hidden] {
    display: none;
}

.search-overlay {
    position: fixed;
    inset: 0;
    z-index: 200;
    display: grid;
    align-items: start;
    justify-items: center;
    overflow: auto;
    padding: min(17vh, 160px) 16px 40px;
    background: rgba(3, 5, 13, 0.62);
}

.search-is-open {
    overflow: hidden;
}

.search-terminal {
    width: min(640px, 100%);
    overflow: hidden;
    border: 1px solid var(--stroke);
    border-radius: 17px;
    background: var(--panel);
    color: var(--paper);
    box-shadow: 0 24px 70px rgba(0, 0, 0, 0.42);
}

.search-window-top {
    display: flex;
    align-items: center;
    gap: 12px;
    min-height: 46px;
    padding: 0 16px;
    border-bottom: 1px solid var(--stroke);
    background: var(--panel-bar);
}

.search-window-title {
    min-width: 0;
    overflow: hidden;
    color: var(--muted);
    font: 0.76rem var(--mono);
    white-space: nowrap;
    text-overflow: ellipsis;
}

.search-terminal-close {
    margin-left: auto;
    padding: 0 4px;
    border: 0;
    background: transparent;
    color: var(--muted);
    font: 1.65rem/1.2 var(--mono);
}

.search-terminal-close:hover {
    color: var(--paper);
}

.search-terminal-body {
    min-height: 122px;
    padding: 26px 22px 28px;
}

.search-command-line {
    display: flex;
    align-items: baseline;
    flex-wrap: wrap;
    gap: 9px;
    cursor: text;
}

.search-command-prefix {
    flex: 0 0 auto;
    color: var(--muted);
    font: 0.9rem/1.6 var(--mono);
    white-space: nowrap;
}

.search-user {
    color: var(--mint);
}

#terminal-search-input {
    flex: 1 1 100px;
    min-width: 70px;
    padding: 0;
    border: 0;
    outline: 0;
    border-radius: 0;
    background: transparent;
    color: var(--paper);
    caret-color: var(--pink);
    font: 0.9rem/1.6 var(--mono);
    box-shadow: none;
    appearance: none;
}

#terminal-search-input:focus-visible {
    outline: 0;
}

.search-terminal-output {
    display: grid;
    gap: 8px;
    margin-top: 16px;
    font: 0.82rem/1.6 var(--mono);
    overflow-wrap: anywhere;
}

.search-terminal-output:empty {
    display: none;
}

.search-output-line {
    color: var(--muted);
}

.search-output-info {
    color: var(--mint);
}

.search-output-error {
    color: var(--pink);
}

.search-result-command {
    padding: 0;
    border: 0;
    background: none;
    color: var(--blue);
    text-align: left;
    font: inherit;
    overflow-wrap: anywhere;
}

.search-result-command:hover,
.search-result-command:focus-visible {
    color: var(--paper);
    text-decoration: underline;
    text-underline-offset: 4px;
}

/* 搜尋定位後短暫標出對應視窗，不改變原本資料夾外觀 */
.search-target-highlight {
    animation: search-target-glow 1.5s ease-out;
}

@keyframes search-target-glow {
    0% { border-color: var(--pink); box-shadow: 0 0 0 3px color-mix(in srgb, var(--pink) 28%, transparent); }
    100% { border-color: var(--stroke); box-shadow: var(--shadow); }
}

/* 固定頂部不遮住搜尋定位後的標題與資料夾 */
.terminal-card,
.folder-toggle {
    scroll-margin-top: 122px;
}

@media (max-width: 720px) {
    .site-header {
        gap: 10px;
    }

    .terminal-search-toggle {
        width: 48px;
        height: 44px;
    }

    .terminal-search-toggle svg {
        width: 32px;
        height: 26px;
    }

    .theme-toggle {
        width: 44px;
        height: 44px;
    }

    .search-overlay {
        padding-top: min(14vh, 100px);
    }

    .search-terminal-body {
        padding: 22px 16px 24px;
    }
}

@media (max-width: 370px) {
    .brand-text strong {
        font-size: 1.12rem;
    }

    .terminal-search-toggle {
        width: 44px;
    }
}

@media (prefers-reduced-motion: reduce) {
    .search-target-highlight {
        animation: none;
    }
}