@import url('https://fonts.googleapis.com/css2?family=Space+Mono:wght@400;700&display=swap');

:root {
    --bg: #0a0a0a;
    --surface: #111;
    --border: #222;
    --fg: #ddd;
    --dim: #555;
    --accent: #00ff41;
    --red: #ff2222;
    --yellow: #ffcc00;
    --blue: #4488ff;
    --font: 'Space Mono', monospace;
    /* タイポグラフィスケール（サイト全体で統一） */
    --text-xs: 0.25rem;   /* ラベル・キャプション・日付 */
    --text-sm: 0.32rem;   /* 補足・カードラベル・タイル説明 */
    --text-base: 0.5rem;  /* 本文・カード本文 */
    --text-md: 0.6rem;    /* セクション本文・見出し下 */
    --text-lg: 0.75rem;   /* サブセクション・DoOR見出し */
    --text-xl: 0.95rem;   /* ページ・セクションタイトル */
    --text-2xl: 1.15rem;  /* タイルアイコン等の装飾 */
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 45px; scroll-behavior: smooth; }

body {
    background: var(--bg);
    color: var(--fg);
    font-family: var(--font);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
}

/* RGB Overlay - full page chromatic aberration */
.rgb-overlay {
    position: fixed; inset: 0;
    pointer-events: none;
    z-index: 99;
    mix-blend-mode: screen;
}

.rgb-red {
    background: rgba(255, 0, 0, 0.06);
    animation: rgb-drift-red 3s infinite ease-in-out alternate;
}

.rgb-green {
    background: rgba(0, 255, 65, 0.04);
    animation: rgb-drift-green 3.5s infinite ease-in-out alternate;
}

@keyframes rgb-drift-red {
    0%   { transform: translate(1px, -1px); }
    50%  { transform: translate(-2px, 1px); }
    100% { transform: translate(1px, 0px); }
}

@keyframes rgb-drift-green {
    0%   { transform: translate(-1px, 1px); }
    50%  { transform: translate(2px, -1px); }
    100% { transform: translate(-1px, 0px); }
}

/* Matrix Background */
#matrix-bg {
    position: fixed; inset: 0;
    z-index: 0; pointer-events: none;
    opacity: 0.85;
}

/* Noise - grain overlay */
.noise {
    position: fixed; inset: 0;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.03'/%3E%3C/svg%3E");
    pointer-events: none; z-index: 100; opacity: 0.3;
}

/* Scanlines - CRT style horizontal lines over everything */
.noise::before {
    content: '';
    position: fixed; inset: 0;
    background: repeating-linear-gradient(
        0deg,
        rgba(255, 255, 255, 0.04) 0px,
        rgba(255, 255, 255, 0.04) 1px,
        rgba(0, 0, 0, 0.3) 1px,
        rgba(0, 0, 0, 0.3) 3px
    );
    pointer-events: none; z-index: 101;
    animation: scanline-scroll 0.1s linear infinite;
}

@keyframes scanline-scroll {
    0%   { transform: translateY(0); }
    100% { transform: translateY(3px); }
}

/* Full-page glitch distortion */
.noise::after {
    content: '';
    position: fixed; inset: 0;
    background: transparent;
    pointer-events: none; z-index: 102;
    animation: screen-glitch 6s infinite;
}

@keyframes screen-glitch {
    0%, 89%, 91%, 95%, 97%, 100% {
        clip-path: none;
        background: transparent;
        transform: none;
    }
    90% {
        clip-path: inset(30% 0 40% 0);
        background: rgba(0, 255, 65, 0.03);
        transform: translateX(4px);
    }
    90.5% {
        clip-path: inset(70% 0 5% 0);
        background: rgba(255, 34, 34, 0.04);
        transform: translateX(-6px);
    }
    96% {
        clip-path: inset(10% 0 80% 0);
        background: rgba(0, 255, 65, 0.02);
        transform: translateX(3px) skewX(0.5deg);
    }
}

/* All content above matrix */
header, main, footer { position: relative; z-index: 10; }

/* RGB shift on entire page content */
main {
    text-shadow:
        1px 0 0 rgba(255, 0, 0, 0.15),
        -1px 0 0 rgba(0, 255, 65, 0.15);
    animation: rgb-shift-main 4s infinite linear alternate-reverse;
}

@keyframes rgb-shift-main {
    0%   { text-shadow: 1px 0 0 rgba(255,0,0,0.15), -1px 0 0 rgba(0,255,65,0.15); }
    25%  { text-shadow: -1px 1px 0 rgba(255,0,0,0.2), 1px -1px 0 rgba(0,255,65,0.1); }
    50%  { text-shadow: 0 -1px 0 rgba(255,0,0,0.1), 0 1px 0 rgba(0,255,65,0.2); }
    75%  { text-shadow: 1px 1px 0 rgba(255,0,0,0.15), -1px -1px 0 rgba(0,255,65,0.15); }
    100% { text-shadow: -1px 0 0 rgba(255,0,0,0.2), 1px 0 0 rgba(0,255,65,0.1); }
}

/* ==================== HEADER ==================== */
header {
    position: sticky; top: 0; z-index: 50;
    background: rgba(10,10,10,0.92);
    border-bottom: 1px solid var(--border);
    backdrop-filter: blur(12px);
}

.header-top {
    display: flex; justify-content: space-between; align-items: center;
    padding: 1rem 1.5rem;
}

.header-actions {
    display: flex; align-items: center; gap: 0.5rem;
}

.lang-switch {
    font-size: var(--text-sm);
    color: var(--dim);
    text-decoration: none;
    padding: 0.2rem 0.4rem;
    border: 1px solid var(--border);
    border-radius: 2px;
    transition: color 0.2s, border-color 0.2s;
}
.lang-switch:hover {
    color: var(--accent);
    border-color: var(--accent);
}

.header-brand {
    display: flex; flex-direction: column;
}

.header-home-link {
    display: flex; flex-direction: column;
    text-decoration: none;
    color: inherit;
    cursor: pointer;
}
.header-home-link:hover .header-title,
.header-home-link:hover .header-tagline { opacity: 1; }
.header-home-link .header-tagline { transition: opacity 0.2s; }

.header-title {
    font-size: clamp(1.1rem, 4vw, 1.8rem);
    font-weight: 700; letter-spacing: -1px; line-height: 1;
    color: var(--fg);
}

.header-tagline {
    font-size: var(--text-base);
    color: var(--accent);
    letter-spacing: 2px;
    margin-top: 0.15rem;
    opacity: 0.7;
}

.status-badge {
    display: flex; align-items: center; gap: 0.4rem;
    font-size: var(--text-md); letter-spacing: 1px; text-transform: uppercase;
}

.dot { display: inline-block; width: 6px; height: 6px; border-radius: 50%; }
.red-dot { background: var(--red); box-shadow: 0 0 8px var(--red); animation: pulse 1s infinite; }

.glitch-text { color: var(--red); }

/* Header Report Button */
/* ===== REPORT SIGHTING BUTTON ===== */
.report-btn {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0.3rem 0.6rem;
    background: #ff2222;
    border: none;
    color: #fff;
    font-family: var(--font);
    font-size: var(--text-md);
    font-weight: 900;
    letter-spacing: 3px;
    cursor: pointer;
    white-space: nowrap;
    overflow: hidden;
    transition: all 0.25s ease;
    text-transform: uppercase;
}

/* スキャンライン */
.report-btn::after {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: repeating-linear-gradient(
        0deg,
        transparent,
        transparent 2px,
        rgba(0,0,0,0.1) 2px,
        rgba(0,0,0,0.1) 4px
    );
    pointer-events: none;
}

.report-btn-label {
    position: relative;
    z-index: 1;
}

/* ホバー：グリッチノイズ＋発光 */
.report-btn:hover {
    background: #ff1111;
    box-shadow:
        0 0 15px rgba(255,34,34,0.5),
        0 0 40px rgba(255,34,34,0.2);
    animation: report-hover-glitch 0.4s steps(2) forwards;
}

.report-btn:hover .report-btn-label {
    animation: report-text-flicker 0.3s steps(3);
}

.report-btn:active {
    transform: scale(0.96);
    filter: brightness(1.3);
}

@keyframes report-hover-glitch {
    0%   { transform: translate(0); }
    10%  { transform: translate(-2px, 1px); }
    20%  { transform: translate(2px, -1px); }
    30%  { transform: translate(-1px, -1px); }
    40%  { transform: translate(1px, 0); }
    50%  { transform: translate(0); }
    100% { transform: translate(0); }
}

@keyframes report-text-flicker {
    0%   { opacity: 1; text-shadow: none; }
    25%  { opacity: 0.7; text-shadow: 2px 0 #00ffff, -2px 0 #ff0000; }
    50%  { opacity: 1; text-shadow: -1px 0 #ff0000, 1px 0 #00ffff; }
    75%  { opacity: 0.8; text-shadow: none; }
    100% { opacity: 1; text-shadow: none; }
}

/* Navigation */
.nav-bar {
    display: flex; gap: 0; border-top: 1px solid var(--border);
    overflow-x: auto;
}

.nav-item {
    padding: 0.25rem 0.6rem;
    font-size: calc(var(--text-base) * 0.88);
    letter-spacing: 1px;
    color: var(--dim);
    text-decoration: none;
    border-right: 1px solid var(--border);
    white-space: nowrap;
    transition: all 0.15s;
}

.nav-item:hover { background: var(--surface); color: var(--fg); }
.nav-item.active { color: var(--accent); background: var(--surface); }

/* ==================== HERO ==================== */
.hero {
    text-align: center;
    padding: 0.8rem 2rem 0.8rem;
    border-bottom: 1px solid var(--border);
}

.tagline {
    font-size: clamp(0.7rem, 2vw, 0.85rem);
    color: var(--accent);
    letter-spacing: 3px; text-transform: uppercase;
    opacity: 0.7; margin-bottom: 2rem;
}

.hero-stats {
    display: flex; justify-content: center; gap: 3rem;
    flex-wrap: wrap;
}

.stat {
    display: flex; flex-direction: column; align-items: center;
}

.stat-value {
    white-space: nowrap;
}

.stat-num {
    font-size: 1rem; font-weight: 700; color: var(--fg);
}

.stat-unit { font-size: 1rem; font-weight: 700; color: var(--fg); }

.stat-label {
    font-size: calc(var(--text-xs) * 1.5);
    color: #999;
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-top: 0.2rem;
}

/* ==================== TALISMAN (護符) ==================== */
.talisman-section {
    display: flex; flex-direction: column; align-items: center;
    padding: 1.5rem 1rem;
    border-bottom: 1px solid var(--border);
    background: radial-gradient(ellipse at center, #0f0f0f 0%, var(--bg) 70%);
}

.talisman-ward {
    width: min(85vw, 550px);
    cursor: pointer;
    transition: transform 0.15s;
    animation: talisman-idle 4s ease-in-out infinite;
}

.talisman-ward:hover {
    animation: gagaga-shake 0.12s linear infinite;
}

.talisman-img {
    width: 100%; height: auto; display: block;
    filter: contrast(1.1) brightness(0.95);
    transition: filter 0.3s;
}

.talisman-ward:hover .talisman-img {
    filter: contrast(1.3) brightness(1.05);
}

.talisman-caption {
    margin-top: 1.5rem; font-size: var(--text-md);
    letter-spacing: 2px; color: var(--red);
    text-align: center; line-height: 1.8;
    text-transform: uppercase;
    animation: pulse 2.5s infinite;
}

@keyframes talisman-idle {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-3px); }
}

@keyframes gagaga-shake {
    0%   { transform: translate(0, 0) rotate(0deg); }
    20%  { transform: translate(-3px, 1px) rotate(-0.5deg); }
    40%  { transform: translate(2px, -1px) rotate(0.5deg); }
    60%  { transform: translate(-1px, 2px) rotate(-0.3deg); }
    80%  { transform: translate(3px, 0px) rotate(0.3deg); }
    100% { transform: translate(0, -1px) rotate(0deg); }
}

/* ==================== CONTENT GRID ==================== */
.content-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    max-width: 640px;
    margin: 0 auto;
    gap: 0;
}

.card {
    border: 1px solid var(--border);
    padding: 1.5rem;
    position: relative;
    font-size: var(--text-sm);
}

.card-label {
    font-size: var(--text-sm);
    color: var(--dim);
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 0.5rem;
    padding-bottom: 0.3rem;
    border-bottom: 1px solid var(--border);
}

.full-width { grid-column: 1 / -1; }

/* 曰くタブ：WEB小説リンクリスト */
.iwaku-link-list {
    list-style: none;
    margin: 0.5rem 0;
    padding: 0;
}
.iwaku-link-list li {
    margin-bottom: 0.4rem;
    font-size: var(--text-base);
    line-height: 1.6;
}
.iwaku-link-list a {
    color: var(--accent);
    text-decoration: none;
}
.iwaku-link-list a:hover {
    text-decoration: underline;
}
.iwaku-episodes {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(8rem, 1fr));
    gap: 0.25rem 1rem;
}
.iwaku-episodes li {
    margin-bottom: 0;
}
a.log-tag {
    text-decoration: none;
    display: inline-block;
}

/* Featured Card */
.featured-card {
    background: var(--bg);
}

.featured-card .card-label {
    font-size: var(--text-base);
    color: var(--fg);
    font-style: italic;
    letter-spacing: 0;
}

.featured-meta {
    font-size: var(--text-xs); color: var(--dim);
    letter-spacing: 1px; margin-bottom: 0.4rem;
}

.featured-excerpt {
    font-size: var(--text-sm); line-height: 1.7;
    color: #777; margin-bottom: 0.5rem;
}

/* Terminal Card */
.terminal-card { background: #050505; }

.terminal-body { font-size: var(--text-sm); line-height: 1.8; }
.term-line { margin-bottom: 0.15rem; }
.term-prompt { color: var(--accent); margin-right: 0.5rem; }
.dim { color: #444; }
.term-green { color: var(--accent); }
.term-red { color: var(--red); }
.cursor-blink { animation: blink-cursor 1s step-end infinite; }

@keyframes blink-cursor {
    0%, 100% { opacity: 1; }
    50% { opacity: 0; }
}

/* 端末HUD（曰くタブ用・再利用可） */
.terminal-hud {
    background: #050505;
    border: 1px solid var(--border);
    border-left: 4px solid var(--accent);
    box-shadow: 0 0 20px rgba(0, 255, 65, 0.06);
    overflow: hidden;
}
.terminal-hud-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.35rem 0.6rem;
    background: rgba(0, 255, 65, 0.04);
    border-bottom: 1px solid var(--border);
}
.terminal-hud-title {
    font-size: var(--text-sm);
    font-weight: 700;
    color: var(--accent);
    letter-spacing: 2px;
}
.terminal-hud-badge {
    font-size: calc(var(--text-xs) * 0.9);
    color: var(--accent);
    padding: 2px 6px;
    border: 1px solid var(--accent);
    border-radius: 2px;
    animation: pulse 2s infinite;
}
.terminal-hud-body {
    padding: 0.5rem 0.6rem;
    font-size: var(--text-sm);
    line-height: 1.9;
    overflow-x: auto;
}
.terminal-hud-body .term-line {
    margin-bottom: 0.12rem;
}

/* 接続確立中：同期アニメーション */
.terminal-hud-body .sync-block {
    margin-bottom: 0.2rem;
}
.terminal-hud-body .sync-text {
    display: flex;
    align-items: center;
    gap: 0.35rem;
}
.terminal-hud-body .sync-spinner {
    display: inline-block;
    width: 0.4rem;
    height: 0.4rem;
    border: 2px solid rgba(0, 255, 65, 0.3);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: sync-spin 0.8s linear infinite;
}
@keyframes sync-spin {
    to { transform: rotate(360deg); }
}
.terminal-hud-body .sync-bar {
    height: 3px;
    background: rgba(0, 255, 65, 0.12);
    border-radius: 2px;
    overflow: hidden;
    margin-top: 0.15rem;
    max-width: 12rem;
}
.terminal-hud-body .sync-bar-fill {
    display: block;
    height: 100%;
    width: 35%;
    background: linear-gradient(90deg, transparent, var(--accent), transparent);
    border-radius: 2px;
    animation: sync-slide 1.4s ease-in-out infinite;
}
@keyframes sync-slide {
    0% { transform: translateX(-120%); }
    100% { transform: translateX(420%); }
}

.term-link {
    color: var(--accent);
    text-decoration: none;
}
.term-link:hover {
    text-decoration: underline;
    color: #00ff66;
}

/* 接続ログ内：記録一覧 行全体リンク・メタ行に日付・作者・配信元・報告書改行 */
.log-list-head {
    margin-top: 0.2rem;
    margin-bottom: 0.1rem;
    font-size: var(--text-base);
}
.terminal-hud-body .log-entry {
    padding-left: 0.5rem;
    border-left: 2px solid transparent;
    font-size: 1.4em;
    line-height: 1.4;
    margin-bottom: 0.04rem;
}
.terminal-hud-body .log-entry:hover {
    border-left-color: rgba(0, 255, 65, 0.3);
}
.terminal-hud-body .log-entry-link {
    display: block;
    color: inherit;
    text-decoration: none;
    /* NEW の右スペースを左（entry の padding-left 0.5rem）と同程度に */
    padding: 0.02rem 0 0.02rem calc(2.5em + 0.5rem);
    margin: 0 -0.1rem 0 0;
    position: relative;
}
.terminal-hud-body .log-entry-link:hover {
    color: inherit;
}
/* NEW を一行目・二行目の中央に配置 */
.terminal-hud-body .log-entry .log-badge {
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    margin-right: 0;
}
/* 一行目（日付・作者・接続）は補足情報として薄く・やや小さく */
.terminal-hud-body .log-entry .log-line-meta {
    display: block;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    font-size: 0.88em;
    color: #666;
}
.terminal-hud-body .log-entry .log-date {
    font-size: inherit;
    color: #555;
    margin-right: 0.35rem;
}
.terminal-hud-body .log-entry .log-user {
    color: #666;
}
.terminal-hud-body .log-entry .log-dest {
    color: #666;
}
/* 報告書の左を日付の左に合わせる（リンクの padding-left で両行とも同じ位置から開始） */
.terminal-hud-body .log-entry .log-line-report {
    display: block;
    margin-top: 0.06rem;
    padding-left: 0;
    font-size: 1em;
    color: var(--fg);
}
.terminal-hud-body .log-entry .log-title {
    color: var(--fg);
    font-weight: 500;
}
.log-badge {
    font-size: 1em;
    color: var(--accent);
    padding: 1px 5px;
    border: 1px solid var(--accent);
    border-radius: 2px;
    font-weight: 700;
}

/* 報告書募集（DoOR広報） */
.report-callout {
    margin-top: 0.5rem;
}
.report-callout-inner {
    background: rgba(0, 255, 65, 0.03);
    border: 1px solid var(--border);
    border-left: 4px solid var(--accent);
    padding: 0.5rem 0.65rem;
}
.report-callout-label {
    font-size: var(--text-md);
    color: var(--accent);
    font-weight: 700;
    letter-spacing: 1px;
    margin-bottom: 0.35rem;
}
.report-callout-body {
    font-size: var(--text-base);
    line-height: 1.85;
    color: #bbb;
}

/* ==================== LOGS ==================== */
.logs-section {
    background: var(--bg);
}

.logs-list {
    display: flex; flex-direction: column; gap: 0.4rem;
}

.log-entry {
    display: flex; flex-direction: column;
    padding: 0.7rem 0.8rem;
    border: 1px solid #1a1a1a;
    border-left: 3px solid var(--dim);
    background: var(--surface);
    cursor: pointer;
    transition: all 0.15s;
}

.log-entry:hover {
    background: #1a1a1a;
    border-left-color: var(--accent);
}

.log-entry-top {
    display: flex; align-items: center; gap: 0.6rem;
    margin-bottom: 0.25rem;
}

.log-id {
    font-size: var(--text-sm); color: #444; font-weight: 700;
}

.log-name {
    font-size: var(--text-sm); letter-spacing: 1px; font-weight: 700;
}

.log-entry-bottom {
    display: flex; align-items: center; justify-content: space-between;
}

.log-date { font-size: var(--text-xs); color: var(--dim); }

.log-tag {
    font-size: var(--text-sm); padding: 4px 10px; border-radius: 2px;
    letter-spacing: 1px; font-weight: 700;
}

.log-tag.sealed   { background: #1a1a2e; color: var(--blue); }
.log-tag.approved { background: #0a2a0a; color: var(--accent); }
.log-tag.missing  { background: #2a2a0a; color: var(--yellow); }
.log-tag.danger   { background: #2a0a0a; color: #ff6644; }
.log-tag.fatal    { background: #3a0a0a; color: var(--red); border: 1px solid var(--red); animation: pulse 1.5s infinite; }

/* ==================== FOOTER ==================== */
footer {
    margin-top: auto;
    padding: 1.5rem;
    border-top: 1px solid var(--border);
    background: #050505;
}

.footer-inner {
    display: flex; justify-content: center; align-items: center;
    gap: 0.8rem; flex-wrap: wrap;
    font-size: var(--text-base); color: #333;
    letter-spacing: 2px; text-transform: uppercase;
}

.footer-sep { color: #222; }

/* DoORタブ末尾：運営（組織情報） */
.door-org-info {
    margin-bottom: 0.5rem;
}
.door-org-info .door-section-title {
    font-size: var(--text-sm);
    color: #444;
    letter-spacing: 1px;
}
.door-org-body {
    font-size: var(--text-sm);
    color: #555;
    border-top: 1px solid #1a1a1a;
    padding-top: 0.4rem;
    margin-top: 0.2rem;
}

/* ==================== GLITCH EFFECTS ==================== */
.glitch-heavy { position: relative; display: inline-block; }

.glitch-heavy::before,
.glitch-heavy::after {
    content: attr(data-text); position: absolute; top: 0; left: 0;
    width: 100%; height: 100%; overflow: hidden;
}

.glitch-heavy::before {
    color: var(--red); z-index: -1;
    animation: glitch-1 3s infinite linear alternate-reverse;
}

.glitch-heavy::after {
    color: var(--accent); z-index: -1;
    animation: glitch-2 2s infinite linear alternate-reverse;
}

/* Subtle glitch for smaller text */
.glitch-subtle {
    position: relative;
    animation: glitch-flicker 6s infinite;
}

@keyframes glitch-flicker {
    0%, 92%, 94%, 100% { opacity: 1; transform: none; }
    93% { opacity: 0.8; transform: translateX(2px) skewX(1deg); }
}

/* Global page glitch - occasional full-page flash + horizontal tear */
body::after {
    content: ''; position: fixed; inset: 0;
    pointer-events: none; z-index: 200;
    animation: page-glitch 5s infinite;
}

@keyframes page-glitch {
    0%, 88%, 92%, 94%, 98%, 100% {
        opacity: 0;
        background: transparent;
        transform: none;
    }
    89% {
        opacity: 1;
        background: rgba(255, 34, 34, 0.04);
        transform: translateX(-3px);
    }
    91% {
        opacity: 1;
        background: rgba(0, 255, 65, 0.03);
        transform: translateX(5px) skewX(0.3deg);
    }
    95% {
        opacity: 1;
        background: rgba(255, 34, 34, 0.06);
        transform: translateX(-2px);
    }
}

@keyframes glitch-1 {
    0%   { clip-path: inset(40% 0 61% 0); transform: translate(-2px, -1px); }
    20%  { clip-path: inset(92% 0 1% 0);  transform: translate(2px, 1px); }
    40%  { clip-path: inset(43% 0 1% 0);  transform: translate(-1px, 2px); }
    60%  { clip-path: inset(25% 0 58% 0); transform: translate(1px, -1px); }
    80%  { clip-path: inset(54% 0 7% 0);  transform: translate(-2px, 1px); }
    100% { clip-path: inset(58% 0 43% 0); transform: translate(0); }
}

@keyframes glitch-2 {
    0%   { clip-path: inset(65% 0 13% 0); transform: translate(2px, 1px); }
    20%  { clip-path: inset(15% 0 62% 0); transform: translate(-1px, -2px); }
    40%  { clip-path: inset(79% 0 2% 0);  transform: translate(1px, 1px); }
    60%  { clip-path: inset(2% 0 78% 0);  transform: translate(-2px, 0); }
    80%  { clip-path: inset(34% 0 45% 0); transform: translate(1px, -1px); }
    100% { clip-path: inset(24% 0 51% 0); transform: translate(0); }
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}

/* ==================== TAB CONTENT ==================== */
.tab-content { display: none; max-width: 65%; margin: 0 auto; }
.tab-content.active { display: block; }

/* ==================== PAGE SECTIONS (tab pages) ==================== */
.page-section {
    max-width: 100%;
    margin: 0 auto;
    padding: 0.3rem 0;
    border-bottom: 1px solid var(--border);
}

.section-title {
    font-size: var(--text-xl);
    font-weight: 700;
    margin-bottom: 0.15rem;
    color: var(--fg);
}

.section-body {
    font-size: var(--text-md);
    line-height: 1.7;
    color: #aaa;
    margin-bottom: 0.15rem;
}

.section-note {
    font-size: var(--text-md);
    color: #aaa;
    line-height: 1.8;
    letter-spacing: 1px;
}

.subsection-title {
    font-size: var(--text-base);
    color: var(--accent);
    margin-bottom: 0.4rem;
    letter-spacing: 1px;
    border-bottom: 1px solid #1a1a1a;
    padding-bottom: 0.2rem;
}

/* Bug Cards */
.bug-card {
    border: 1px solid var(--border);
    border-left: 3px solid var(--dim);
    background: var(--surface);
    padding: 0.5rem 0.6rem;
    margin-bottom: 0.4rem;
    transition: border-left-color 0.15s;
}

.bug-card:hover {
    border-left-color: var(--accent);
}

.bug-card-fatal {
    border-left-color: var(--red);
    background: #110808;
}

.bug-card-fatal:hover {
    border-left-color: var(--red);
}

.bug-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.25rem;
}

.bug-name {
    font-size: var(--text-base);
    font-weight: 700;
    color: var(--fg);
}

.bug-id {
    font-size: var(--text-xs);
    color: var(--dim);
    letter-spacing: 2px;
    margin-bottom: 0.2rem;
}

.bug-body p {
    font-size: var(--text-sm);
    line-height: 1.7;
    color: #999;
    margin-bottom: 0.2rem;
}

.bug-label {
    color: var(--fg);
    font-weight: 700;
}

/* Bug Image Placeholder */
.bug-img-placeholder {
    width: 100%;
    height: 3rem;
    background: #0d0d0d;
    border: 1px dashed #2a2a2a;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--text-sm);
    color: #333;
    letter-spacing: 2px;
    margin-bottom: 0.3rem;
}

/* ==================== BUG TILE GRID (3-col) ==================== */
.bug-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.3rem;
}

.bug-tile {
    border: 1px solid var(--border);
    background: var(--surface);
    overflow: hidden;
    cursor: pointer;
    transition: all 0.2s;
}

.bug-tile:hover {
    border-color: var(--accent);
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(0, 255, 65, 0.08);
}

.bug-tile-fatal {
    border-color: #2a0808;
    background: #110505;
}

.bug-tile-fatal:hover {
    border-color: var(--red);
    box-shadow: 0 4px 20px rgba(255, 34, 34, 0.15);
}

.bug-tile-img {
    width: 100%;
    aspect-ratio: 2;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.bug-tile-rank {
    position: absolute;
    top: 0.12rem;
    right: 0.12rem;
    font-size: var(--text-xs);
    padding: 2px 6px;
    border-radius: 2px;
    letter-spacing: 1px;
    font-weight: 700;
}

.bug-tile-rank.sealed { background: #1a1a2e; color: var(--blue); }

.bug-tile-silhouette {
    font-size: var(--text-2xl);
    color: rgba(255, 255, 255, 0.2);
    text-shadow: 0 0 40px rgba(255, 255, 255, 0.15);
    user-select: none;
}

.bug-tile:hover .bug-tile-silhouette {
    color: rgba(255, 255, 255, 0.35);
    text-shadow: 0 0 50px rgba(0, 255, 65, 0.2);
}

.bug-tile-fatal .bug-tile-silhouette {
    color: rgba(255, 34, 34, 0.3);
    text-shadow: 0 0 40px rgba(255, 34, 34, 0.2);
}

.bug-tile-info {
    padding: 0.25rem 0.25rem 0.3rem;
    display: flex;
    flex-direction: column;
    gap: 0.06rem;
    border-top: 1px solid var(--border);
}

.bug-tile-name {
    font-size: var(--text-base);
    font-weight: 700;
    color: var(--fg);
    line-height: 1.3;
}

.bug-tile-sub {
    font-size: calc(var(--text-base) * 0.8);
    color: var(--dim);
    letter-spacing: 1px;
}

.bug-tile-desc {
    font-size: calc(var(--text-base) * 0.8);
    color: #888;
    line-height: 1.6;
    margin-top: 0.08rem;
}

/* Redacted / Classified */
.redacted {
    background: #222;
    color: #222;
    padding: 0 0.1rem;
    cursor: not-allowed;
    user-select: none;
    transition: none;
}

.redacted:hover {
    background: #333;
    color: #333;
}

.classified-block {
    border: 1px solid var(--red);
    background: rgba(255, 34, 34, 0.03);
    padding: 0.4rem 0.5rem;
    margin: 0.3rem 0;
    position: relative;
}

.classified-block::before {
    content: '[ CLASSIFIED ]';
    position: absolute;
    top: 0.12rem;
    right: 0.15rem;
    font-size: var(--text-xs);
    color: var(--red);
    letter-spacing: 2px;
    font-weight: 700;
    animation: pulse 2s infinite;
}

.classified-block p {
    font-size: var(--text-base);
    line-height: 1.7;
    color: #888;
}

.door-section {
    margin-bottom: 0.2rem;
}

.door-section-title {
    font-size: var(--text-lg);
    font-weight: 700;
    color: var(--accent);
    margin-bottom: 0.15rem;
    padding-bottom: 0.1rem;
    border-bottom: 1px solid #1a1a1a;
    letter-spacing: 1px;
}

.door-body p {
    font-size: var(--text-base);
    line-height: 1.7;
    color: #aaa;
    margin-bottom: 0.1rem;
}

.door-body .highlight {
    color: var(--fg);
    font-weight: 700;
}

.door-body .accent-text {
    color: var(--accent);
}

.door-body-warn {
    color: var(--red);
    font-size: var(--text-base);
    line-height: 1.7;
    margin-top: 0.15rem;
    margin-bottom: 0.1rem;
}

.door-timeline {
    display: flex;
    flex-direction: column;
    gap: 0.03rem;
    margin-top: 0.04rem;
}

.door-timeline-item {
    display: flex;
    gap: 0.4rem;
    padding: 0.03rem 0;
    border-bottom: 1px solid #1a1a1a;
    font-size: var(--text-md);
    line-height: 1.35;
}

.door-timeline-year {
    color: var(--accent);
    font-weight: 700;
    white-space: nowrap;
    min-width: 6.5rem; /* Fixation 0 と「消失」の重なり防止 */
    text-align: right;
}

.door-timeline-desc {
    color: #aaa;
}

.door-timeline-item.redacted-row {
    opacity: 0.5;
}

.door-timeline-item.redacted-row .door-timeline-desc {
    background: #222;
    color: #222;
    user-select: none;
}

.access-denied-box {
    border: 1px dashed var(--red);
    background: rgba(255, 34, 34, 0.02);
    padding: 0.5rem;
    text-align: center;
    margin: 0.3rem 0;
}

.access-denied-box p {
    font-size: var(--text-base);
    color: var(--red);
    letter-spacing: 2px;
    line-height: 1.8;
}

.access-denied-box .error-code {
    font-size: var(--text-sm);
    color: #555;
    margin-top: 0.1rem;
}

/* Drop Grid (9分割・外蟲タイル同様) */
.drop-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.3rem;
}

.drop-tile {
    border: 1px solid var(--border);
    background: var(--surface);
    overflow: hidden;
    transition: border-color 0.2s;
}

.drop-tile:hover {
    border-color: var(--accent);
}

.drop-tile-img {
    width: 100%;
    aspect-ratio: 2;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.drop-tile-tag {
    position: absolute;
    top: 0.12rem;
    left: 0.12rem;
    font-size: calc(var(--text-xs) * 1.2);
    color: var(--accent);
    font-weight: 700;
    letter-spacing: 1px;
    z-index: 1;
}

.drop-tile-pic {
    max-width: 70%;
    max-height: 70%;
    object-fit: contain;
    opacity: 0.9;
}

.drop-tile-info {
    padding: 0.25rem 0.25rem 0.3rem;
    display: flex;
    flex-direction: column;
    gap: 0.06rem;
    border-top: 1px solid var(--border);
}

.drop-tile-name {
    font-size: calc(var(--text-base) * 0.8);
    font-weight: 700;
    color: var(--fg);
    line-height: 1.3;
}

.drop-tile-desc {
    font-size: calc(var(--text-base) * 0.8);
    color: #888;
    line-height: 1.6;
}

/* 旧 drop-list 互換（他で使用されていれば残す） */
.drop-list { display: flex; flex-direction: column; gap: 0.3rem; }
.drop-item { display: flex; align-items: center; gap: 0.5rem; padding: 0.4rem 0.5rem; border: 1px solid var(--border); background: var(--surface); }
.drop-icon { font-size: var(--text-sm); color: var(--accent); font-weight: 700; white-space: nowrap; }
.drop-info { display: flex; flex-direction: column; }
.drop-name { font-size: var(--text-sm); font-weight: 700; color: var(--fg); }
.drop-desc { font-size: var(--text-sm); color: var(--dim); line-height: 1.6; }

/* ==================== MOBILE ==================== */
@media (max-width: 768px) {
    html { font-size: 28px; }

    /* タブコンテンツを全幅に */
    .tab-content { max-width: 100%; padding: 0 0.5rem; }

    /* ヘッダー */
    .header-top { padding: 0.6rem 0.8rem; }
    .header-title { font-size: clamp(1.2rem, 6vw, 1.8rem); }
    .header-tagline { font-size: 0.55rem; letter-spacing: 1px; }
    .report-btn { font-size: 0.45rem; padding: 0.3rem 0.5rem; letter-spacing: 1px; }

    /* ナビ */
    .nav-bar { overflow-x: auto; -webkit-overflow-scrolling: touch; }
    .nav-item { padding: 0.3rem 0.5rem; font-size: 0.4rem; }

    /* ヒーロー */
    .hero { padding: 0.8rem 0.5rem; }
    .hero-stats { gap: 1.5rem; flex-wrap: wrap; }
    .stat-num { font-size: 0.9rem; }

    /* コンテンツ */
    .content-grid { grid-template-columns: 1fr; }
    .card { padding: 0.8rem; }

    /* バグタイル・ドロップグリッド */
    .bug-grid { grid-template-columns: repeat(2, 1fr); gap: 0.2rem; }
    .drop-grid { grid-template-columns: repeat(2, 1fr); gap: 0.2rem; }

    /* 護符 */
    .talisman-section { padding: 1rem 0.5rem; }
    .talisman-ward { width: min(85vw, 320px); }

    /* タイムライン */
    .door-timeline-item { flex-direction: column; gap: 0.05rem; }
    .door-timeline-year { min-width: unset; text-align: left; }

    /* レポートカード */
    .report-card { padding: 0.45rem 0.5rem; }
    .report-card-meta { flex-direction: column; align-items: flex-start; gap: 0.2rem; }
    .report-card-reporter { margin-left: 0; }

    /* フォーム */
    .door-terminal-box { width: 95vw; }
    .rf-field-row { flex-direction: column; }
}

/* ==================== DoOR TERMINAL OVERLAY ==================== */
.door-terminal-overlay {
    position: fixed;
    inset: 0;
    z-index: 10000;
    background: rgba(0, 0, 0, 0.92);
    display: flex;
    align-items: center;
    justify-content: center;
    animation: terminal-fadein 0.3s ease;
}

.door-terminal-overlay::before {
    content: '';
    position: absolute;
    inset: 0;
    background: repeating-linear-gradient(
        0deg,
        transparent,
        transparent 2px,
        rgba(0, 255, 65, 0.03) 2px,
        rgba(0, 255, 65, 0.03) 4px
    );
    pointer-events: none;
}

.door-terminal-box {
    width: min(90vw, 600px);
    max-height: 80vh;
    background: #0a0a0a;
    border: 1px solid #00ff41;
    box-shadow: 0 0 30px rgba(0, 255, 65, 0.15), inset 0 0 60px rgba(0, 0, 0, 0.8);
    font-family: 'Space Mono', monospace;
    overflow: hidden;
}

.door-terminal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.4rem 0.6rem;
    background: #00ff41;
    color: #000;
    font-size: var(--text-base);
    font-weight: 700;
    letter-spacing: 2px;
}

.door-terminal-close {
    cursor: pointer;
    font-weight: 900;
    transition: opacity 0.2s;
}

.door-terminal-close:hover {
    opacity: 0.6;
}

.door-terminal-body {
    padding: 0.6rem;
    max-height: 60vh;
    overflow-y: auto;
    font-size: var(--text-base);
    line-height: 1.8;
    color: #00ff41;
}

.door-terminal-body .t-line {
    opacity: 0;
    animation: t-line-appear 0.1s forwards;
    white-space: pre-wrap;
    word-break: break-all;
}

.door-terminal-body .t-warn {
    color: #ffcc00;
}

.door-terminal-body .t-err {
    color: #ff2222;
    font-weight: 700;
}

.door-terminal-body .t-dim {
    color: #335533;
}

.door-terminal-body .t-blink {
    animation: terminal-blink 1s step-end infinite;
}

/* Talisman Glitch Stage */
.talisman-glitch-1 {
    animation: talisman-warn 0.15s linear 4 !important;
}

.talisman-glitch-2 {
    animation: talisman-corrupt 0.08s linear 12 !important;
}

.talisman-glitch-3 {
    animation: talisman-collapse 0.05s linear 20 !important;
    filter: hue-rotate(90deg) saturate(3) !important;
}

/* Full page sync-collapse */
.sync-collapse-active {
    animation: sync-collapse-page 0.1s steps(2) infinite !important;
}

.sync-collapse-active * {
    transition: none !important;
}

@keyframes terminal-fadein {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes t-line-appear {
    to { opacity: 1; }
}

@keyframes terminal-blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0; }
}

@keyframes talisman-warn {
    0%   { transform: translate(0); }
    25%  { transform: translate(-4px, 2px); }
    50%  { transform: translate(3px, -2px); }
    75%  { transform: translate(-2px, -1px); }
    100% { transform: translate(0); }
}

@keyframes talisman-corrupt {
    0%   { transform: translate(0) skewX(0); filter: none; }
    25%  { transform: translate(-5px, 3px) skewX(-2deg); filter: hue-rotate(30deg); }
    50%  { transform: translate(4px, -2px) skewX(3deg); filter: brightness(1.5); }
    75%  { transform: translate(-3px, 1px) skewX(-1deg); filter: hue-rotate(-30deg); }
    100% { transform: translate(0) skewX(0); filter: none; }
}

@keyframes talisman-collapse {
    0%   { transform: translate(0) scale(1) rotate(0deg); }
    20%  { transform: translate(-8px, 4px) scale(1.02) rotate(-1deg); }
    40%  { transform: translate(6px, -3px) scale(0.98) rotate(1.5deg); }
    60%  { transform: translate(-4px, -5px) scale(1.03) rotate(-0.5deg); }
    80%  { transform: translate(7px, 2px) scale(0.97) rotate(1deg); }
    100% { transform: translate(0) scale(1) rotate(0deg); }
}

@keyframes sync-collapse-page {
    0%   { transform: translate(0) skewX(0); filter: none; }
    25%  { transform: translate(-3px, 1px) skewX(-0.5deg); filter: hue-rotate(20deg) brightness(0.8); }
    50%  { transform: translate(2px, -1px) skewX(0.5deg); filter: invert(0.1) brightness(1.2); }
    75%  { transform: translate(-1px, 2px) skewX(-0.3deg); filter: hue-rotate(-20deg) saturate(1.5); }
    100% { transform: translate(0) skewX(0); filter: none; }
}

/* ==================== REPORT FORM ==================== */
.report-form-body {
    padding: 0.5rem;
    max-height: 70vh;
    overflow-y: auto;
    background: #0a0a0a;
}

.rf-field {
    margin-bottom: 0.3rem;
}

.rf-field-row {
    display: flex;
    gap: 0.4rem;
}

.rf-field-row > div {
    flex: 1;
}

.rf-label {
    display: block;
    font-size: var(--text-sm);
    color: #00ff41;
    font-family: var(--font);
    margin-bottom: 0.1rem;
    letter-spacing: 1px;
}

.rf-input {
    width: 100%;
    padding: 0.2rem 0.3rem;
    background: #111;
    border: 1px solid #333;
    color: var(--fg);
    font-family: var(--font);
    font-size: var(--text-base);
    outline: none;
    transition: border-color 0.2s;
}

.rf-input:focus {
    border-color: #00ff41;
    box-shadow: 0 0 8px rgba(0, 255, 65, 0.15);
}

.rf-input::placeholder {
    color: #444;
}

.rf-input-short {
    width: 100%;
}

.rf-textarea {
    min-height: 2.5rem;
    resize: vertical;
    line-height: 1.6;
}

select.rf-input {
    appearance: none;
    -webkit-appearance: none;
    cursor: pointer;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%2300ff41' d='M2 4l4 4 4-4'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.3rem center;
    padding-right: 1rem;
}

select.rf-input option {
    background: #111;
    color: var(--fg);
}

.rf-submit-area {
    margin-top: 0.3rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.2rem;
}

.rf-notice {
    font-size: var(--text-sm);
    color: #555;
    letter-spacing: 1px;
}

.rf-submit-btn {
    padding: 0.25rem 0.8rem;
    background: #ff2222;
    border: none;
    color: #fff;
    font-family: var(--font);
    font-size: var(--text-base);
    font-weight: 900;
    letter-spacing: 2px;
    cursor: pointer;
    transition: all 0.25s ease;
    text-transform: uppercase;
    position: relative;
    overflow: hidden;
}

.rf-submit-btn:hover {
    background: #ff1111;
    box-shadow: 0 0 15px rgba(255, 34, 34, 0.5);
}

.rf-submit-btn:active {
    transform: scale(0.96);
}

.rf-submit-btn:disabled {
    background: #333;
    cursor: not-allowed;
    box-shadow: none;
}

.rf-result {
    padding: 0.4rem;
    font-family: var(--font);
    font-size: var(--text-sm);
    line-height: 1.7;
}

.rf-result.success {
    color: #00ff41;
}

.rf-result.error {
    color: #ff2222;
}

/* Report cards in tab — 報告内容を主役・投稿者は補足 */
.report-card {
    border: 1px solid var(--border);
    border-left: 3px solid var(--accent);
    background: var(--surface);
    padding: 0.55rem 0.65rem;
    margin-bottom: 0.35rem;
}

.report-card-body {
    font-size: var(--text-md);
    line-height: 1.7;
    color: #ccc;
    margin-bottom: 0.35rem;
}

.report-card-meta {
    font-size: var(--text-base);
    color: var(--dim);
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.4rem 0.7rem;
}

.report-card-date {
    color: var(--dim);
}

.report-card-location {
    color: var(--dim);
}

.report-card-target {
    display: inline-block;
    font-size: var(--text-sm);
    padding: 3px 8px;
    border-radius: 2px;
    letter-spacing: 0.5px;
    font-weight: 700;
    background: #0a2a0a;
    color: var(--accent);
}

.report-card-target.danger {
    background: #2a0a0a;
    color: #ff6644;
}

.report-card-target.fatal {
    background: #3a0a0a;
    color: var(--red);
}

.report-card-target.missing {
    background: #2a2a0a;
    color: var(--yellow);
}

.report-card-reporter {
    font-size: var(--text-sm);
    color: #666;
    margin-left: auto;
}

/* 目撃情報セクション：タイトルを目立たせる（研究員名より大きく・白） */
#approved-reports-section > .card-label {
    font-size: var(--text-xl);
    font-weight: 700;
    color: var(--fg);
    letter-spacing: 2px;
    scroll-margin-top: 5.5rem;
}

/* 目撃情報 ページネーション */
.reports-pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    margin-top: 1rem;
    padding-top: 0.8rem;
    border-top: 1px solid var(--border);
}

.pagination-btn {
    padding: 0.25rem 0.6rem;
    background: var(--surface);
    border: 1px solid var(--border);
    color: var(--fg);
    font-family: var(--font);
    font-size: var(--text-sm);
    cursor: pointer;
    transition: background 0.2s, border-color 0.2s;
}

.pagination-btn:hover:not(:disabled) {
    background: var(--border);
    border-color: var(--accent);
    color: var(--accent);
}

.pagination-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.pagination-info {
    font-size: var(--text-sm);
    color: var(--dim);
}