:root {
    --bg: #0e0e0e;
    --panel: #1b1b1b;
    --text: #ddd;
    --text-weak: #aaa;
    --muted: #888;
    --border: #2a2a2a;
    --accent: #3000fb;
    --ok: #7fbf7f;
    --warn: #ffc107;
    --err: #ff4f4f;
    --radius: 10px;
    --gap: 16px;
}

.body {
    color: #000;
    text-align: center;
    letter-spacing: 0;
    font-family: IBM Plex Sans, sans-serif;
    font-size: 18px;
    font-weight: 600;
    line-height: 140%;
}

.section-background {
    position: fixed;
    inset: 0%;
}

.section-content {
    filter: drop-shadow(0 0 15px #4d4d4d80);
    justify-content: center;
    align-items: center;
    display: flex;
    position: fixed;
    inset: 0%;
}

.content-wrapper {
    opacity: 0;
}

.header-404.margin-bottom-1 {
    margin-bottom: 24px;
}

.header-404.margin-bottom-1.remove-margin-top {
    margin-top: 0;
}

.text-1.margin-bottom-2 {
    margin-bottom: 12px;
}

.text-3 {
    font-family: IBM Plex Sans, sans-serif;
}

.code-embed {
    display: none;
}

.margin-bottom-2 {
    margin-bottom: 12px;
}

.glass-layer {
    -webkit-backdrop-filter: blur(15px);
    backdrop-filter: blur(15px);
    background-color: #fff3;
    position: absolute;
    inset: 0%;
}

.scrolling-wrapper {
    position: absolute;
    inset: 0%;
    overflow: clip;
}

.scrolling-track {
    grid-column-gap: 10vw;
    grid-row-gap: 10vw;
    grid-template-rows: auto;
    grid-template-columns: 1fr 1fr;
    grid-auto-columns: 1fr;
    justify-content: center;
    align-items: center;
    height: 100vh;
    display: flex;
}

.bg-text {
    opacity: 0;
    color: #4d4d4d;
    mix-blend-mode: screen;
    font-family: Orbitron, sans-serif;
    font-size: 70vh;
    font-weight: 700;
    line-height: 100%;
    position: relative;
}

.code-embed-2 {
    display: none;
}

.grain-overlay {
    position: absolute;
    inset: 0%;
}

.code-embed-4,
.code-embed-5 {
    display: none;
}

.bg-text-shell {
    position: relative;
}

.dark-frame {
    position: relative;
    inset: 0%;
}

.margin-bottom-1 {
    margin-bottom: 24px;
}

.code-embed-6,
.code-embed-7 {
    display: none;
}

.bg-clone-shell {
    position: absolute;
    inset: 0%;
}

.bg-text-clone {
    opacity: 0;
    color: #4d4d4d;
    mix-blend-mode: screen;
    font-family: Orbitron, sans-serif;
    font-size: 70vh;
    font-weight: 700;
    line-height: 100%;
    position: absolute;
}

.bg-text-clone.r {
    color: red;
}

.bg-text-clone.g {
    color: #0f0;
}

.bg-text-clone.b {
    color: #00f;
}




/* ========== Foreground content ========== */
.page {
    font-family: IBM Plex Sans, sans-serif;
    position: relative;
    z-index: 1;
    padding: 2rem;
    min-height: 100%;
    display: flex;
    flex-direction: column;
}

header {
    display: flex;
    align-items: baseline;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 1.25rem;
}

h1 {
    font-size: clamp(1.25rem, 2.5vw, 1.6rem);
    margin: 0;
    color: #000;
    text-transform: uppercase;
    letter-spacing: .08em;
}

.hint {
    color: var(--muted);
    font-size: .85rem;
}

.toolbar {
    margin-left: auto;
    display: flex;
    gap: .5rem;
    align-items: center;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: .5rem;
    padding: .45rem .7rem;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: var(--panel);
    color: var(--text);
    text-decoration: none;
    font-size: .85rem;
    cursor: pointer;
    transition: transform .12s ease, border-color .2s ease;
}

.btn:hover {
    border-color: #3a3a3a;
    transform: translateY(-1px);
}

.btn:active {
    transform: translateY(0);
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.25rem;
}

/* 磨砂 + 边缘更糊，但不影响卡内文字 */
.card {
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
    position: relative;
    isolation: isolate;
    border-radius: var(--radius);
    border: 1px solid rgba(255, 255, 255, 0.07);
    padding: 1rem;
    /* ← 恢复这里的 padding */
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(24px) saturate(115%);
    /* 只作用于背后背景，不糊内容 */
    -webkit-backdrop-filter: blur(24px) saturate(115%);
    overflow: clip;
    box-shadow:
        0 5px 12px rgba(0, 0, 0, .20),
        inset 0 0 0 1px rgba(255, 255, 255, .04);
    transition: transform .18s ease, box-shadow .18s ease, border-color .25s ease;
}

/* 边缘加厚的磨砂（下层），中央更清晰 */
.card::before {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: inherit;
    z-index: 0;
    /* ← 在内容下层，所以不糊文字 */
    pointer-events: none;
    backdrop-filter: blur(32px);
    -webkit-backdrop-filter: blur(18px);

    /* 只让这层出现在“边缘” */
    -webkit-mask: radial-gradient(110% 110% at 50% 50%,
            rgba(0, 0, 0, 0) 0%,
            rgba(0, 0, 0, 0) 65%,
            #000 100%);
    mask: radial-gradient(110% 110% at 50% 50%,
            rgba(0, 0, 0, 0) 0%,
            rgba(0, 0, 0, 0) 65%,
            #000 100%);
}

.card:hover {
    transform: translateY(-2px);
    border-color: rgba(255, 255, 255, .10);
    box-shadow:
        0 8px 16px rgba(0, 0, 0, .30),
        inset 0 0 0 1px rgba(255, 255, 255, .05);
}

/* 兜底：不支持 backdrop-filter 时 */
@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) {
    .card {
        background: rgba(40, 40, 40, .75);
    }

    .card::before {
        display: none;
    }
}

.domain {
    width: 100%;
    font-size: 12px; letter-spacing: .02em;
    font-weight: 700;
    color: var(--accent);
    padding-bottom: 4px;
    margin-bottom: 6px;
    border-bottom: 1px dashed var(--accent);
}

.suffix {
    font-size: 10px; letter-spacing: .02em;
    color: #4d4d4d;
    font-weight: 500;
}

.kv {
    display: grid;
    grid-template-columns: 120px 1fr;
    gap: .25rem .75rem;
    margin-top: .5rem;
}

.label {
    color: var(--muted);
    font-size: 14px; letter-spacing: .02em;
    font-size: .8rem;
}

.value {
    color: var(--accent);
    font-size: 12px; letter-spacing: .02em;
    min-width: 0;
    word-break: break-word;
}

.badge {
    font-size: .75rem;
    font-weight: 700;
    letter-spacing: .06em;
}

.pending {
    color: var(--ok);
}

.accessed {
    color: var(--warn);
}

.executed {
    color: var(--err);
}

.state {
    margin-top: 1rem;
    font-size: .9rem;
    color: var(--muted);
}

.state strong {
    color: #fff;
}

.footer {
    margin-top: 1.75rem;
    font-size: .78rem;
    color: var(--muted);
    text-align: center;
    font-family: IBM Plex Sans, sans-serif;
}

/* ========== Motion preferences ========== */
@media (prefers-reduced-motion: reduce) {

    .bg-text,
    .bg-text-clone {
        transition: none;
    }
}

.link {
  color: var(--accent);
  text-decoration: none;
  position: relative;
  transition: all 1s ease-in;   /* 渐缓出现 */
}

/* hover时出现下划线 */
.link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 0;
  height: 1px;
  background-color: var(--accent);
  transition: width 1s ease-out;
}

.link:hover::after {
  width: 100%;
}