* { margin: 0; padding: 0; box-sizing: border-box; }

body {
    font-family: 'Hiragino Sans', 'Hiragino Kaku Gothic ProN', 'Noto Sans JP', 'Yu Gothic', sans-serif;
    background: #0a0a0a;
    color: #e0e0e0;
    min-height: 100vh;
}

a { color: #ff8800; text-decoration: none; }
a:hover { color: #ffaa44; }

/* Navbar */
.navbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 24px;
    background: #111;
    border-bottom: 1px solid #222;
}
.logo {
    font-size: 1.3rem;
    font-weight: 800;
    background: linear-gradient(135deg, #ff4444, #ff8800);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.nav-links { display: flex; align-items: center; gap: 16px; font-size: 0.9rem; }
.nav-links a.active { color: #ff4444; }
.btn-nav {
    background: #333; color: #ddd; border: none; padding: 4px 12px;
    border-radius: 6px; cursor: pointer; font-size: 0.8rem;
}

/* Hero */
.hero { text-align: center; padding: 50px 20px 20px; }
.hero h1 {
    font-size: 2.8rem; font-weight: 900;
    background: linear-gradient(135deg, #ff4444, #ff8800);
    -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.hero-sub { color: #888; font-size: 1rem; margin-top: 12px; line-height: 1.6; }

/* Search */
.search-section { max-width: 700px; margin: 20px auto; padding: 0 20px; }
.tabs { display: flex; gap: 4px; margin-bottom: 16px; }
.tab {
    flex: 1; padding: 10px; text-align: center; background: #1a1a1a;
    border: 1px solid #333; border-radius: 8px; color: #888;
    cursor: pointer; font-size: 0.9rem; font-weight: 600; border: none;
}
.tab.active { background: #ff4444; color: #fff; }
.tab-content { display: none; }
.tab-content.active { display: block; }

.search-box { display: flex; gap: 8px; }
.search-box input, .tab-content input, .tab-content textarea {
    width: 100%; padding: 14px 18px; font-size: 1rem;
    background: #1a1a1a; border: 2px solid #333; border-radius: 12px;
    color: #fff; outline: none; margin-bottom: 8px;
    font-family: inherit;
}
.search-box input:focus, .tab-content input:focus, .tab-content textarea:focus { border-color: #ff4444; }
.search-box input::placeholder, .tab-content input::placeholder, .tab-content textarea::placeholder { color: #555; }
.search-box button {
    padding: 14px 28px; font-size: 1rem; font-weight: 700;
    background: linear-gradient(135deg, #ff4444, #ff6600); color: #fff;
    border: none; border-radius: 12px; cursor: pointer; white-space: nowrap;
}
.search-box button:hover { opacity: 0.85; }
.search-box button:disabled { opacity: 0.5; cursor: not-allowed; }

.btn-submit {
    width: 100%; padding: 14px; font-size: 1rem; font-weight: 700;
    background: linear-gradient(135deg, #ff4444, #ff6600); color: #fff;
    border: none; border-radius: 12px; cursor: pointer; margin-top: 8px;
}
.btn-submit:hover { opacity: 0.85; }

/* Loading */
.loading { text-align: center; padding: 40px; display: none; }
.spinner {
    width: 40px; height: 40px; border: 4px solid #333; border-top: 4px solid #ff4444;
    border-radius: 50%; animation: spin 0.8s linear infinite; margin: 0 auto 16px;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* Results */
.results { max-width: 800px; margin: 0 auto; padding: 0 20px 60px; display: none; }
.section-title {
    font-size: 1.3rem; font-weight: 700; color: #ff8800;
    margin: 32px 0 16px; padding-bottom: 8px; border-bottom: 2px solid #222;
}

.info-grid {
    display: grid; grid-template-columns: 160px 1fr; gap: 1px;
    background: #222; border-radius: 12px; overflow: hidden; margin-bottom: 24px;
}
.info-grid .label { background: #1a1a1a; padding: 12px 16px; font-weight: 600; color: #aaa; font-size: 0.85rem; }
.info-grid .value { background: #111; padding: 12px 16px; word-break: break-all; font-size: 0.9rem; }

/* Report cards */
.report-card {
    background: #111; border: 1px solid #222; border-radius: 12px;
    padding: 20px; margin-bottom: 12px;
}
.report-card:hover { border-color: #444; }
.card-header { display: flex; align-items: center; gap: 12px; margin-bottom: 10px; }
.priority-badge {
    display: inline-flex; align-items: center; justify-content: center;
    width: 28px; height: 28px; border-radius: 50%; font-size: 0.8rem; font-weight: 700;
}
.priority-1 { background: #ff4444; color: #fff; }
.priority-2 { background: #ff6600; color: #fff; }
.priority-3 { background: #ff8800; color: #fff; }
.priority-4 { background: #ffaa00; color: #000; }
.priority-5 { background: #44aa44; color: #fff; }
.priority-6 { background: #6644cc; color: #fff; }
.priority-7 { background: #888; color: #fff; }
.card-title { font-weight: 700; font-size: 1.05rem; }
.card-name { color: #888; font-size: 0.85rem; }
.card-desc { color: #999; font-size: 0.9rem; margin-bottom: 12px; line-height: 1.5; }
.card-actions { display: flex; gap: 8px; flex-wrap: wrap; }

.btn-report {
    display: inline-flex; align-items: center; padding: 8px 16px;
    font-size: 0.85rem; font-weight: 600; border-radius: 8px;
    text-decoration: none; cursor: pointer; border: none;
}
.btn-report:hover { opacity: 0.85; }
.btn-primary { background: #ff4444; color: #fff; }
.btn-secondary { background: #333; color: #ddd; }
.btn-copy { background: #2a5a2a; color: #8f8; }

/* Container */
.container { max-width: 800px; margin: 0 auto; padding: 0 20px 60px; }

/* Case cards (community) */
.case-card {
    display: block; background: #111; border: 1px solid #222; border-radius: 12px;
    padding: 20px; margin-bottom: 12px; text-decoration: none; color: #e0e0e0;
    transition: border-color 0.2s;
}
.case-card:hover { border-color: #ff4444; color: #e0e0e0; }
.case-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 8px; }
.case-platform {
    padding: 2px 10px; border-radius: 4px; font-size: 0.75rem; font-weight: 600; text-transform: uppercase;
}
.case-platform.youtube { background: #cc0000; color: #fff; }
.case-platform.twitter { background: #1da1f2; color: #fff; }
.case-platform.instagram { background: #e1306c; color: #fff; }
.case-platform.tiktok { background: #010101; color: #fff; border: 1px solid #333; }
.case-platform.facebook { background: #1877f2; color: #fff; }
.case-platform.website { background: #333; color: #fff; }
.case-platform.None { background: #333; color: #fff; }
.case-count {
    background: #ff4444; color: #fff; padding: 2px 10px;
    border-radius: 12px; font-size: 0.8rem; font-weight: 700;
}
.case-title { font-size: 1.1rem; font-weight: 700; margin-bottom: 4px; }
.case-url { color: #ff8800; font-size: 0.85rem; word-break: break-all; }
.case-footer { display: flex; justify-content: space-between; margin-top: 12px; color: #666; font-size: 0.8rem; }

/* Case detail */
.case-detail-card { background: #111; border: 1px solid #222; border-radius: 12px; padding: 24px; margin-top: 20px; }
.case-url-link { color: #ff8800; font-size: 0.9rem; word-break: break-all; }
.case-description { margin-top: 16px; padding: 16px; background: #0a0a0a; border-radius: 8px; line-height: 1.6; }
.case-meta { display: flex; justify-content: space-between; margin-top: 16px; color: #666; font-size: 0.85rem; }

.report-action { margin-top: 20px; text-align: center; }
.btn-big {
    padding: 16px 40px; font-size: 1.1rem; font-weight: 700;
    border: none; border-radius: 12px; cursor: pointer;
    display: inline-block; text-decoration: none;
}
.btn-big.btn-primary { background: linear-gradient(135deg, #ff4444, #ff6600); color: #fff; }
.btn-big.btn-primary:hover { opacity: 0.85; }
.btn-big.btn-done { background: #2a5a2a; color: #8f8; cursor: default; }

/* Comments */
.comment {
    background: #111; border: 1px solid #222; border-radius: 8px;
    padding: 12px 16px; margin-bottom: 8px;
}
.comment-header { display: flex; justify-content: space-between; margin-bottom: 6px; }
.comment-user { font-weight: 600; color: #ff8800; font-size: 0.85rem; }
.comment-date { color: #666; font-size: 0.8rem; }
.comment-body { color: #ccc; font-size: 0.9rem; line-height: 1.5; }
.comment-form { margin-top: 16px; }
.comment-form textarea {
    width: 100%; padding: 12px; background: #1a1a1a; border: 2px solid #333;
    border-radius: 8px; color: #fff; font-size: 0.9rem; outline: none;
    font-family: inherit;
}
.comment-form textarea:focus { border-color: #ff4444; }

/* How it works */
.how-it-works { max-width: 800px; margin: 40px auto; padding: 0 20px; }
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 16px; }
.step {
    background: #111; border: 1px solid #222; border-radius: 12px;
    padding: 24px; text-align: center;
}
.step-num {
    width: 40px; height: 40px; background: #ff4444; color: #fff;
    border-radius: 50%; display: inline-flex; align-items: center; justify-content: center;
    font-size: 1.2rem; font-weight: 700; margin-bottom: 12px;
}
.step h3 { margin-bottom: 8px; font-size: 1rem; }
.step p { color: #888; font-size: 0.85rem; line-height: 1.4; }

/* Auth */
.auth-container {
    max-width: 400px; margin: 80px auto; padding: 0 20px;
}
.auth-container h1 { text-align: center; margin-bottom: 24px; font-size: 1.5rem; }
.auth-container input {
    width: 100%; padding: 14px 18px; font-size: 1rem;
    background: #1a1a1a; border: 2px solid #333; border-radius: 12px;
    color: #fff; outline: none; margin-bottom: 12px;
}
.auth-container input:focus { border-color: #ff4444; }

.empty-state { text-align: center; padding: 60px 20px; color: #666; }

/* Error */
.error-msg {
    max-width: 700px; margin: 10px auto; background: #331111; border: 1px solid #ff4444;
    border-radius: 12px; padding: 12px 16px; color: #ff8888; text-align: center; display: none;
}

/* Toast */
.toast {
    position: fixed; bottom: 20px; right: 20px; background: #2a5a2a; color: #8f8;
    padding: 12px 20px; border-radius: 8px; font-size: 0.9rem; display: none; z-index: 1000;
}

/* Nickname input */
.nickname-section {
    background: #1a1a1a; border: 1px solid #333; border-radius: 8px;
    padding: 12px; margin-bottom: 12px; display: flex; align-items: center; gap: 8px;
}
.nickname-section input {
    flex: 1; padding: 8px 12px; background: #111; border: 1px solid #444;
    border-radius: 6px; color: #fff; font-size: 0.9rem; outline: none;
}
.nickname-section label { color: #888; font-size: 0.85rem; white-space: nowrap; }

/* Footer */
.footer {
    text-align: center; padding: 40px 20px; color: #555; font-size: 0.8rem;
    border-top: 1px solid #1a1a1a;
}
.footer a { color: #888; }

/* Responsive */
@media (max-width: 768px) {
    .navbar {
        flex-direction: column;
        gap: 8px;
        padding: 10px 16px;
    }
    .nav-links {
        flex-wrap: wrap;
        justify-content: center;
        gap: 8px;
        font-size: 0.8rem;
    }
    .nav-links a {
        padding: 4px 8px;
        background: #1a1a1a;
        border-radius: 6px;
    }
    .hero { padding: 30px 16px 16px; }
    .hero h1 { font-size: 1.8rem; }
    .hero-sub { font-size: 0.85rem; }
    .search-section { padding: 0 16px; }
    .search-box { flex-direction: column; }
    .search-box button { width: 100%; }
    .info-grid { grid-template-columns: 100px 1fr; }
    .steps { grid-template-columns: 1fr; }
    .container { padding: 0 16px 40px; }
    .section-title { font-size: 1.1rem; }
    .tabs { flex-direction: column; }
    .case-header { flex-direction: column; gap: 4px; align-items: flex-start; }
    .case-meta { flex-direction: column; gap: 4px; }
    .card-actions { flex-direction: column; }
    .btn-report { width: 100%; text-align: center; justify-content: center; }
    .btn-big { width: 100%; padding: 14px 20px; font-size: 1rem; }
    .report-card { padding: 14px; }
    .case-detail-card { padding: 16px; }
    .comment-form textarea { font-size: 0.85rem; }
    .nickname-section { flex-direction: column; align-items: stretch; gap: 4px; }
}