:root {
    --bg: #0b0c10;
    --panel: #11131a;
    --text: #e7e9ee;
    --muted: #a7adbb;
    --border: rgba(255, 255, 255, .08);
    --link: #8ab4ff;
    --shadow: 0 10px 30px rgba(0, 0, 0, .35);
    --radius: 16px;
}

* {
    box-sizing: border-box;
}

/* ── Custom scrollbar ─────────────────────────────── */
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(255,255,255,.12); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: rgba(255,255,255,.22); }
::-webkit-scrollbar-corner { background: transparent; }
/* Firefox */
* { scrollbar-width: thin; scrollbar-color: rgba(255,255,255,.12) transparent; }

html,
body {
    min-height: 100%;
}

body {
    min-height: 100vh;
    /* ✅ 콘텐츠가 짧아도 화면 꽉 채움 */
    margin: 0;
    font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji", "Segoe UI Emoji";
    color: var(--text);
    line-height: 1.5;
}

html {
    background:
        radial-gradient(1200px 800px at 20% 0%, rgba(138, 180, 255, .16), transparent 60%),
        radial-gradient(1000px 700px at 90% 10%, rgba(170, 255, 200, .12), transparent 55%),
        radial-gradient(900px 700px at 40% 120%, rgba(255, 255, 255, .06), transparent 60%),
        /* ✅ 아래쪽도 은은하게 */
        var(--bg);
    background-attachment: fixed;
    /* ✅ 스크롤해도 배경이 ‘쭉’ 유지되는 느낌 */
}

a {
    color: var(--link);
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

.wrap {
    min-height: 100vh;
    /* ✅ 컨텐츠 영역이 화면 높이를 채움 */
    max-width: 980px;
    margin: 0 auto;
    padding: 28px 18px 56px;
}

header {
    display: flex;
    gap: 14px;
    align-items: center;
    justify-content: space-between;
    padding: 18px 18px;
    border: 1px solid var(--border);
    background: rgba(17, 19, 26, .72);
    backdrop-filter: blur(10px);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.brand {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.brand h1 {
    margin: 0;
    font-size: 20px;
    letter-spacing: .2px;
}

.brand p {
    margin: 0;
    color: var(--muted);
    font-size: 13px;
}

nav {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    justify-content: flex-end;
}

.chip {
    border: 1px solid var(--border);
    padding: 8px 10px;
    border-radius: 999px;
    background: rgba(255, 255, 255, .04);
    font-size: 13px;

    display: inline-flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
}

/* Language switch */
.lang-switch {
    display: inline-flex;
    border: 1px solid var(--border);
    border-radius: 999px;
    overflow: hidden;
    margin-left: 4px;
}

.lang-btn {
    background: transparent;
    border: none;
    color: var(--muted);
    font-size: 12px;
    font-weight: 600;
    padding: 6px 10px;
    cursor: pointer;
    line-height: 1;
    transition: background .15s, color .15s;
}

.lang-btn:hover {
    color: var(--text);
    background: rgba(255, 255, 255, .06);
}

.lang-btn.active {
    color: var(--text);
    background: rgba(138, 180, 255, .18);
}

.hero {
    padding: 22px 6px 6px;
}

.hero h2 {
    margin: 18px 0 6px;
    font-size: 34px;
    letter-spacing: -0.4px;
}

.hero .lead {
    margin: 0;
    color: var(--muted);
    max-width: 70ch;
}

.note {
    margin-top: 14px;
    padding: 12px 14px;
    border: 1px dashed rgba(255, 255, 255, .14);
    border-radius: 14px;
    background: rgba(255, 255, 255, .03);
    color: var(--muted);
    font-size: 13px;
    max-width: 90ch;
}

.grid {
    margin-top: 18px;
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: 14px;
}

.card {
    grid-column: span 12;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: rgba(17, 19, 26, .72);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow);
    padding: 16px;
}

@media (min-width: 860px) {
    .card {
        grid-column: span 4;
    }
}

.card h3 {
    margin: 0 0 8px;
    font-size: 16px;
}

.card p {
    margin: 0 0 12px;
    color: var(--muted);
    font-size: 14px;
}

.list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    padding: 10px 12px;
    border: 1px solid var(--border);
    border-radius: 12px;
    background: rgba(255, 255, 255, .03);
}

.item span {
    color: var(--muted);
    font-size: 12px;
}

footer {
    margin-top: 18px;
    color: var(--muted);
    font-size: 12px;
    padding: 0 6px;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 20px;
    margin-bottom: 18px;
    padding: 20px 0;
    border-top: 1px solid var(--border);
}

.footer-col {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.footer-col strong {
    color: var(--text);
    font-size: 13px;
    margin-bottom: 4px;
}

.footer-col a {
    color: var(--muted);
    font-size: 12px;
    text-decoration: none;
    line-height: 1.6;
}

.footer-col a:hover {
    color: var(--link);
    text-decoration: underline;
}

.kbd {
    display: inline-block;
    padding: 2px 8px;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: rgba(0, 0, 0, .18);
    color: var(--text);
    font-size: 12px;
}

/* Tool-page friendly extras */
.page-title {
    margin: 18px 0 6px;
    font-size: 28px;
    letter-spacing: -0.2px;
}

.page-sub {
    margin: 0 0 16px;
    color: var(--muted);
    max-width: 80ch;
}

.panel {
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: rgba(17, 19, 26, .72);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow);
    padding: 14px;
}

textarea,
input,
select,
button {
    font: inherit;
}

textarea,
input,
select {
    width: 100%;
    padding: 10px 12px;
    border-radius: 12px;
    border: 1px solid var(--border);
    background: rgba(255, 255, 255, .03);
    color: var(--text);
}

button {
    cursor: pointer;
    padding: 10px 12px;
    border-radius: 12px;
    border: 1px solid var(--border);
    background: rgba(255, 255, 255, .06);
    color: var(--text);
}

button:hover {
    background: rgba(255, 255, 255, .10);
}

.row {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    align-items: center;
}

.small {
    font-size: 12px;
    color: var(--muted);
}


/* Toolbar alignment */
.toolbar {
    gap: 14px;
    flex-wrap: nowrap;
    /* ✅ 카드 줄바꿈 금지 */
}

.field {
    display: inline-flex;
    flex-direction: row;
    /* ✅ 항상 가로 */
    align-items: center;
    gap: 8px;

    padding: 8px 12px;
    border-radius: 14px;
    border: 1px solid var(--border);
    background: rgba(255, 255, 255, .03);

    white-space: nowrap;
    /* ✅ 카드 내부 줄바꿈 금지 */
}

/* 체크박스 살짝 중앙 보정 */
.field input[type="checkbox"] {
    transform: translateY(1px);
    accent-color: #8ab4ff;
}

/* Select theme */
select {
    background: rgba(255, 255, 255, .03);
    color: var(--text);
    border: 1px solid var(--border);
}

/* Compact select */
.select-compact {
    width: auto;
    padding: 8px 10px;
    border-radius: 12px;
}

/* Dropdown option theme (works in many browsers, not all) */
select option {
    background: #11131a;
    /* ✅ 다크 배경 */
    color: #e7e9ee;
    /* ✅ 밝은 글씨 */
}


/* 텍스트 카운터 부분 CSS */
/* Stats (Text Counter) */
.stats {
    gap: 16px;
    flex-wrap: nowrap;
}

.stat {
    min-width: 120px;
    padding: 12px 14px;
    border-radius: 16px;
    border: 1px solid var(--border);
    background: rgba(255, 255, 255, .04);
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.stat-value {
    font-size: 26px;
    font-weight: 600;
    letter-spacing: -0.3px;
    line-height: 1.1;
}

.stat-label {
    margin-top: 4px;
    font-size: 12px;
    color: var(--muted);
}

@media (max-width: 860px) {
    .stats {
        overflow-x: auto;
        padding-bottom: 4px;
    }
}

/* JSON 2-column layout helpers */
.col-6 {
    grid-column: span 6;
}

@media (max-width: 900px) {
    .col-6 {
        grid-column: span 12;
    }
}

/* Auto-growing textarea: no inner scroll, page grows instead */
textarea.grow {
    height: auto;
    /* 초기값 */
    min-height: 320px;
    /* 보기 좋은 기본 높이 (원하면 조절) */
    overflow: hidden;
    /* ✅ 내부 스크롤 제거 */
    resize: none;
    /* ✅ 사용자가 드래그로 줄이지 않게 */

    padding-bottom: 30px;
}


/* --- Header dropdown nav --- */
.nav {
    display: flex;
    gap: 10px;
    align-items: center;
    flex-wrap: wrap;
}

.nav-group {
    position: relative;
    display: inline-flex;
}

.nav-menu {
    position: absolute;
    right: 0;
    top: calc(+95% + 10px);
    min-width: 260px;
    padding: 8px;
    border-radius: 14px;
    border: 1px solid rgba(255, 255, 255, .10);
    background: rgba(10, 12, 16, .92);
    backdrop-filter: blur(10px);
    box-shadow: 0 12px 30px rgba(0, 0, 0, .35);
    display: none;
    z-index: 50;
}

.nav-menu a {
    display: block;
    padding: 10px 10px;
    border-radius: 10px;
    text-decoration: none;
    color: inherit;
}

.nav-menu a:hover {
    background: rgba(138, 180, 255, .12);
    border: 1px solid rgba(138, 180, 255, .22);
}

.nav-group:hover .nav-menu,
.nav-group:focus-within .nav-menu,
.nav-group.open .nav-menu {
    display: block;
}

/* Make the trigger button look like existing chips */
.nav-trigger {
    background: transparent;
}

.nav-menu::before {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    top: -10px;
    /* 메뉴 위쪽으로 10px 다리 */
    height: 10px;
}


/* ════════════════════════════════════════════════════════════════
   Home page — Modern tool grid
   ════════════════════════════════════════════════════════════════ */

/* Gradient tagline */
body[data-section="home"] .hero h2 {
    background: linear-gradient(135deg, #8ab4ff 0%, #7fefbd 45%, #ffb86c 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-size: 38px;
    margin: 14px 0 8px;
    letter-spacing: -0.5px;
}

/* Search + filter toolbar */
.home-toolbar {
    margin-top: 20px;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.search-box {
    position: relative;
    max-width: 480px;
}

.search-icon {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--muted);
    pointer-events: none;
    opacity: .6;
}

.search-box input {
    width: 100%;
    padding: 12px 14px 12px 44px;
    border-radius: 14px;
    border: 1px solid var(--border);
    background: rgba(255, 255, 255, .04);
    color: var(--text);
    font-size: 15px;
    transition: border-color .2s, box-shadow .2s;
}

.search-box input:focus {
    outline: none;
    border-color: rgba(138, 180, 255, .35);
    box-shadow: 0 0 0 3px rgba(138, 180, 255, .08);
}

.search-box input::placeholder {
    color: var(--muted);
    opacity: .65;
}

/* Filter pills */
.filter-pills {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.pill {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 7px 14px;
    border-radius: 999px;
    border: 1px solid var(--border);
    background: rgba(255, 255, 255, .03);
    color: var(--muted);
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition: all .18s ease;
}

.pill:hover {
    background: rgba(255, 255, 255, .07);
    color: var(--text);
}

.pill.active {
    background: rgba(138, 180, 255, .14);
    border-color: rgba(138, 180, 255, .3);
    color: var(--text);
}

.cat-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    flex-shrink: 0;
}

.cat-dot.general {
    background: #8ab4ff;
}

.cat-dot.firmware {
    background: #7fefbd;
}

.cat-dot.hardware {
    background: #ffb86c;
}

/* Tool grid — responsive auto-fill */
.tool-grid {
    margin-top: 18px;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 12px;
}

/* Tool card */
.tool-card {
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding: 16px 18px;
    border: 1px solid var(--border);
    border-radius: 14px;
    background: rgba(17, 19, 26, .48);
    backdrop-filter: blur(6px);
    text-decoration: none !important;
    color: inherit;
    transition: transform .18s ease, border-color .18s ease,
        box-shadow .18s ease, background .18s ease;
}

.tool-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, .32);
    background: rgba(17, 19, 26, .72);
}

.tool-card[data-cat="general"]:hover {
    border-color: rgba(138, 180, 255, .32);
}

.tool-card[data-cat="firmware"]:hover {
    border-color: rgba(127, 239, 189, .32);
}

.tool-card[data-cat="hardware"]:hover {
    border-color: rgba(255, 184, 108, .32);
}

/* Category tag inside card */
.cat-tag {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: .6px;
    margin-bottom: 2px;
}

.cat-tag::before {
    content: '';
    width: 6px;
    height: 6px;
    border-radius: 50%;
}

.cat-tag.general {
    color: rgba(138, 180, 255, .8);
}

.cat-tag.general::before {
    background: #8ab4ff;
}

.cat-tag.firmware {
    color: rgba(127, 239, 189, .8);
}

.cat-tag.firmware::before {
    background: #7fefbd;
}

.cat-tag.hardware {
    color: rgba(255, 184, 108, .8);
}

.cat-tag.hardware::before {
    background: #ffb86c;
}

.tool-card strong {
    font-size: 15px;
    font-weight: 600;
    color: var(--text);
    display: inline;
}

.tool-desc {
    font-size: 12px;
    color: var(--muted);
    line-height: 1.4;
}

/* NEW badge */
.badge-new {
    display: inline-block;
    margin-left: 8px;
    padding: 2px 7px;
    font-size: 9px;
    font-weight: 700;
    letter-spacing: .5px;
    border-radius: 6px;
    background: linear-gradient(135deg, #8ab4ff, #7fefbd);
    color: #0b0c10;
    vertical-align: middle;
    line-height: 1.4;
}

/* No results */
#no-results {
    text-align: center;
    color: var(--muted);
    padding: 48px 0;
    font-size: 15px;
}

@media (max-width: 600px) {
    .tool-grid {
        grid-template-columns: 1fr;
    }

    .search-box {
        max-width: 100%;
    }

    body[data-section="home"] .hero h2 {
        font-size: 28px;
    }
}