/* =============================================
   LiveChatOnly.biz - Shared Stylesheet
   ============================================= */
:root {
    --bg: #0e0e1a;
    --bg-card: #16162a;
    --bg-card2: #1c1c32;
    --primary: #e83060;
    --primary-dark: #b02040;
    --primary-glow: rgba(232, 48, 96, 0.3);
    --gold: #f0c040;
    --gold-dark: #c89820;
    --gold-glow: rgba(240, 192, 64, 0.2);
    --text: #eeeef8;
    --text-muted: #9090b0;
    --text-subtle: #505070;
    --border: rgba(232, 48, 96, 0.25);
    --border-subtle: rgba(255, 255, 255, 0.07);
    --border-gold: rgba(240, 192, 64, 0.3);
    --shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
    --shadow-card: 0 4px 20px rgba(0, 0, 0, 0.35);
}

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

body {
    font-family: "Helvetica Neue", "Hiragino Kaku Gothic ProN", "Hiragino Sans", Meiryo, Arial, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.7;
    min-height: 100vh;
}

/* ─── Navigation ─── */
.site-nav {
    background: linear-gradient(90deg, #09091a, #13132a);
    border-bottom: 1px solid var(--border);
    padding: 0 20px;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.7);
}
.nav-inner {
    max-width: 860px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 52px;
    gap: 12px;
}
.nav-logo {
    font-size: 16px;
    font-weight: 800;
    color: var(--text);
    text-decoration: none;
    white-space: nowrap;
    letter-spacing: 0.04em;
}
.nav-logo .accent { color: var(--primary); }
.nav-links {
    display: flex;
    gap: 2px;
    list-style: none;
}
.nav-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 12px;
    padding: 6px 10px;
    border-radius: 4px;
    transition: color 0.2s, background 0.2s;
    white-space: nowrap;
}
.nav-links a:hover,
.nav-links a.active {
    color: var(--text);
    background: rgba(255, 255, 255, 0.07);
}
.nav-links a.active { color: var(--primary); }

/* ─── Hero Header ─── */
.site-hero {
    background: linear-gradient(160deg, #13132a 0%, #1c0c1e 50%, #0e0e1a 100%);
    padding: 44px 20px 36px;
    text-align: center;
    border-bottom: 1px solid var(--border);
    position: relative;
    overflow: hidden;
}
.site-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse 60% 80% at 50% 0%, rgba(232, 48, 96, 0.12) 0%, transparent 70%);
    pointer-events: none;
}
.site-hero h1 {
    font-size: clamp(18px, 4.5vw, 26px);
    font-weight: 800;
    line-height: 1.45;
    margin-bottom: 10px;
    position: relative;
}
.site-hero h1 em {
    font-style: normal;
    color: var(--primary);
}
.update-date {
    font-size: 12px;
    color: var(--text-muted);
    position: relative;
}

/* ─── Container ─── */
.container {
    max-width: 860px;
    margin: 0 auto;
    padding: 28px 20px 60px;
}

/* ─── Breadcrumb ─── */
.breadcrumb {
    font-size: 12px;
    color: var(--text-subtle);
    margin-bottom: 24px;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 5px;
}
.breadcrumb a { color: var(--text-muted); text-decoration: none; }
.breadcrumb a:hover { color: var(--primary); }

/* ─── Section title ─── */
.section-title {
    font-size: 19px;
    font-weight: 700;
    color: var(--text);
    border-left: 4px solid var(--primary);
    padding: 10px 16px;
    background: rgba(232, 48, 96, 0.07);
    border-radius: 0 6px 6px 0;
    margin: 40px 0 20px;
    line-height: 1.5;
}

/* ─── General Card ─── */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: 12px;
    padding: 22px 24px;
    margin-bottom: 16px;
    transition: border-color 0.3s, transform 0.2s;
    box-shadow: var(--shadow-card);
}
.card:hover {
    border-color: var(--border);
    transform: translateY(-2px);
}
.card h3 {
    color: var(--primary);
    font-size: 17px;
    margin-bottom: 10px;
    font-weight: 700;
}
.card p { color: var(--text-muted); font-size: 14px; margin-bottom: 14px; }

/* ─── Hero box ─── */
.hero-box {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 20px 24px;
    margin-bottom: 28px;
    font-size: 15px;
    line-height: 1.8;
    position: relative;
    overflow: hidden;
}
.hero-box::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse 80% 100% at 0% 50%, rgba(232, 48, 96, 0.05) 0%, transparent 60%);
    pointer-events: none;
}
.hero-box p { color: var(--text-muted); position: relative; margin-bottom: 8px; }
.hero-box p:last-child { margin-bottom: 0; }
.hero-box strong { color: var(--text); }

/* ─── Intro box ─── */
.intro-box {
    background: rgba(232, 48, 96, 0.06);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 18px 22px;
    margin-bottom: 28px;
    font-size: 15px;
    line-height: 1.8;
}
.intro-box p { color: var(--text-muted); margin-bottom: 8px; }
.intro-box p:last-child { margin-bottom: 0; }
.intro-box strong { color: var(--text); }

/* ─── Alert box ─── */
.alert-box {
    background: rgba(240, 192, 64, 0.07);
    border: 1px solid var(--border-gold);
    border-radius: 10px;
    padding: 16px 20px;
    margin: 20px 0;
    font-size: 15px;
    color: var(--text);
    line-height: 1.7;
}

/* ─── Feature list ─── */
.feature-list {
    list-style: none;
    padding: 0;
    margin: 10px 0;
}
.feature-list li {
    padding: 7px 0 7px 22px;
    position: relative;
    color: var(--text-muted);
    font-size: 14px;
    border-bottom: 1px solid var(--border-subtle);
}
.feature-list li:last-child { border-bottom: none; }
.feature-list li::before {
    content: '▸';
    position: absolute;
    left: 0;
    color: var(--primary);
    font-size: 13px;
    top: 9px;
}

/* ─── CTA Button ─── */
.cta-btn {
    display: inline-block;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: #fff !important;
    font-size: 16px;
    font-weight: 700;
    padding: 15px 28px;
    border-radius: 50px;
    text-decoration: none;
    text-align: center;
    transition: transform 0.2s, box-shadow 0.2s;
    box-shadow: 0 4px 18px var(--primary-glow);
    letter-spacing: 0.03em;
    white-space: nowrap;
    cursor: pointer;
}
.cta-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 28px var(--primary-glow);
}
.cta-btn.wide {
    width: 100%;
    max-width: 400px;
    display: block;
    margin: 0 auto;
}
.cta-btn.gold {
    background: linear-gradient(135deg, var(--gold) 0%, var(--gold-dark) 100%);
    color: #1a1000 !important;
    box-shadow: 0 4px 18px var(--gold-glow);
}
.cta-btn.gold:hover { box-shadow: 0 8px 28px var(--gold-glow); }
.cta-btn.wine {
    background: linear-gradient(135deg, #800020, #5c0017);
    box-shadow: 0 4px 18px rgba(128, 0, 32, 0.35);
}
.btn-area { text-align: center; margin-top: 20px; }
.pr-notice {
    font-size: 11px;
    color: var(--text-subtle);
    text-align: center;
    margin-top: 8px;
}

/* ─── Ranking Card ─── */
.rank-card {
    background: var(--bg-card);
    border-radius: 14px;
    overflow: hidden;
    margin-bottom: 28px;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-subtle);
    transition: transform 0.2s, border-color 0.3s;
}
.rank-card:hover {
    transform: translateY(-3px);
    border-color: var(--border);
}
.rank-card.rank-1 {
    border-color: rgba(240, 192, 64, 0.4);
    box-shadow: 0 8px 40px rgba(240, 192, 64, 0.08), var(--shadow);
}
.rank-header {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 16px 22px;
    background: rgba(255, 255, 255, 0.025);
    border-bottom: 1px solid var(--border-subtle);
}
.rank-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 46px;
    height: 46px;
    border-radius: 50%;
    font-weight: 700;
    flex-shrink: 0;
    font-size: 12px;
}
.rank-1 .rank-badge { background: linear-gradient(135deg, #ffd700, #fdb931); color: #2a1600; font-size: 22px; }
.rank-2 .rank-badge { background: linear-gradient(135deg, #d4d4d4, #909090); color: #111; }
.rank-3 .rank-badge { background: linear-gradient(135deg, #cd7f32, #8b4513); color: #fff; }
.rank-other .rank-badge {
    background: rgba(255, 255, 255, 0.08);
    color: var(--text-muted);
    border: 1px solid var(--border-subtle);
    font-size: 12px;
}
.rank-title { font-size: 20px; font-weight: 700; color: var(--text); }
.rank-content { padding: 20px 22px; }
.rank-description {
    color: var(--text-muted);
    font-size: 15px;
    margin-bottom: 16px;
    line-height: 1.7;
}

/* ─── Pros list ─── */
.pros-list {
    list-style: none;
    padding: 12px 16px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-subtle);
    border-radius: 8px;
    margin-bottom: 20px;
}
.pros-list li {
    padding: 8px 0 8px 22px;
    position: relative;
    font-size: 14px;
    color: var(--text-muted);
    border-bottom: 1px solid var(--border-subtle);
}
.pros-list li:last-child { border-bottom: none; }
.pros-list li::before {
    content: '▶';
    position: absolute;
    left: 0;
    color: var(--primary);
    font-size: 10px;
    top: 11px;
}
.pros-list li strong { color: var(--gold); }

/* ─── Step box ─── */
.step-box {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-left: 4px solid var(--primary);
    border-radius: 0 10px 10px 0;
    padding: 20px 22px;
    margin-bottom: 18px;
    transition: border-left-color 0.3s;
}
.step-box:hover { border-left-color: var(--gold); }
.step-label {
    display: inline-block;
    background: var(--primary);
    color: #fff;
    font-size: 11px;
    font-weight: 700;
    padding: 3px 12px;
    border-radius: 20px;
    margin-bottom: 10px;
    letter-spacing: 0.08em;
}
.step-box h3 { color: var(--text); font-size: 16px; margin-bottom: 8px; font-weight: 700; }
.step-box p { color: var(--text-muted); font-size: 14px; }

/* ─── Tips list ─── */
.tips-list { list-style: none; padding: 0; }
.tips-list li {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: 10px;
    padding: 16px 18px 16px 50px;
    margin-bottom: 12px;
    position: relative;
    font-weight: 700;
    color: var(--text);
    font-size: 15px;
    transition: border-color 0.3s;
}
.tips-list li:hover { border-color: var(--border); }
.tips-list li::before {
    content: '★';
    position: absolute;
    left: 16px;
    top: 16px;
    color: var(--gold);
    font-size: 18px;
}
.tips-list li span {
    display: block;
    font-weight: 400;
    font-size: 14px;
    color: var(--text-muted);
    margin-top: 6px;
    line-height: 1.6;
}

/* ─── Service card ─── */
.service-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: 12px;
    padding: 24px;
    margin-bottom: 24px;
    box-shadow: var(--shadow-card);
    position: relative;
    overflow: hidden;
    transition: border-color 0.3s, transform 0.2s;
}
.service-card:hover {
    border-color: var(--border);
    transform: translateY(-2px);
}
.service-card h3 {
    font-size: 20px;
    color: var(--text);
    font-weight: 700;
    margin: 0 0 12px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border-subtle);
}
.service-card h4 {
    color: var(--gold);
    font-size: 14px;
    font-weight: 700;
    margin: 20px 0 10px;
    letter-spacing: 0.03em;
}
.service-card p { color: var(--text-muted); font-size: 15px; margin-bottom: 12px; line-height: 1.7; }

/* ─── Ribbon ─── */
.ribbon {
    position: absolute;
    top: 0;
    right: 0;
    background: var(--gold);
    color: #1a1000;
    padding: 5px 14px;
    font-size: 11px;
    font-weight: 700;
    border-bottom-left-radius: 8px;
    letter-spacing: 0.04em;
}
.ribbon-red { background: var(--primary); color: #fff; }

/* ─── Check list ─── */
.check-list {
    list-style: none;
    padding: 0;
    margin-bottom: 20px;
}
.check-list li {
    padding: 8px 0 8px 26px;
    position: relative;
    font-weight: 600;
    color: var(--text);
    font-size: 14px;
    border-bottom: 1px solid var(--border-subtle);
}
.check-list li:last-child { border-bottom: none; }
.check-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--gold);
    font-size: 16px;
    font-weight: 700;
}

/* ─── FAQ ─── */
.faq-item {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: 10px;
    margin-bottom: 12px;
    overflow: hidden;
    transition: border-color 0.3s;
}
.faq-item:hover { border-color: var(--border); }
.faq-q {
    padding: 16px 20px;
    font-weight: 700;
    font-size: 15px;
    color: var(--text);
    display: flex;
    align-items: flex-start;
    gap: 10px;
    line-height: 1.5;
}
.faq-q::before {
    content: 'Q';
    background: var(--primary);
    color: #fff;
    font-size: 11px;
    font-weight: 700;
    width: 22px;
    height: 22px;
    border-radius: 4px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    margin-top: 1px;
}
.faq-a {
    padding: 0 20px 16px 52px;
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.7;
}

/* ─── Comparison table ─── */
.comparison-table {
    width: 100%;
    border-collapse: collapse;
    margin: 16px 0;
    font-size: 14px;
    border-radius: 8px;
    overflow: hidden;
    border: 1px solid var(--border-subtle);
}
.comparison-table th,
.comparison-table td {
    padding: 12px 14px;
    text-align: left;
    border-bottom: 1px solid var(--border-subtle);
}
.comparison-table th {
    background: rgba(232, 48, 96, 0.12);
    color: var(--text);
    font-weight: 700;
}
.comparison-table tr:last-child td { border-bottom: none; }
.comparison-table tr:hover td { background: rgba(255, 255, 255, 0.02); }
.comparison-table td:nth-child(2) { color: #ff7788; }
.comparison-table td:nth-child(3) { color: #66cc88; }

/* ─── Banner area ─── */
.banner-area {
    margin-top: 32px;
    text-align: center;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-subtle);
    padding: 20px;
    border-radius: 10px;
}
.banner-area p {
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-muted);
    font-size: 14px;
}
.banner-area img {
    max-width: 100%;
    height: auto;
    border-radius: 6px;
    transition: opacity 0.3s;
}
.banner-area img:hover { opacity: 0.85; }

/* ─── Back to top ─── */
.back-to-top {
    position: fixed;
    bottom: 24px;
    right: 24px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: #fff;
    width: 46px;
    height: 46px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    font-size: 20px;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s, visibility 0.3s, transform 0.2s;
    z-index: 1000;
    box-shadow: 0 4px 16px var(--primary-glow);
}
.back-to-top:hover { transform: translateY(-3px); }
.back-to-top.show { opacity: 1; visibility: visible; }

/* ─── Footer ─── */
.site-footer {
    background: #08080f;
    border-top: 1px solid var(--border-subtle);
    padding: 28px 20px;
    text-align: center;
    color: var(--text-subtle);
    font-size: 12px;
    margin-top: 50px;
    line-height: 2;
}
.site-footer a { color: var(--text-muted); text-decoration: none; }
.site-footer a:hover { color: var(--text); }

/* ─── Responsive ─── */
@media (max-width: 640px) {
    .nav-links { display: none; }
    .site-hero { padding: 32px 16px 26px; }
    .container { padding: 20px 14px 40px; }
    .cta-btn.wide { width: 100%; }
    .rank-title { font-size: 17px; }
    .service-card h3 { font-size: 17px; }
    .comparison-table { font-size: 12px; }
    .comparison-table th,
    .comparison-table td { padding: 9px 10px; }
}