/* ============================================================
   Blog Style Generator - Design Theme
   Theme: Clean Modern / White, Blue Accent, Gray Subcolor (#aaaaaa)
   ============================================================ */

:root {
    --bg-main: #f8fafc;
    --card-bg: #ffffff;
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #aaaaaa;
    --color-accent: #2563eb;
    --color-accent-hover: #1d4ed8;
    --color-accent-light: #eff6ff;
    --color-border: #e2e8f0;
    --color-border-sub: #aaaaaa;
    --color-success: #10b981;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 12px -2px rgba(15, 23, 42, 0.08), 0 2px 6px -1px rgba(15, 23, 42, 0.04);
    --shadow-lg: 0 10px 25px -5px rgba(37, 99, 235, 0.15), 0 8px 10px -6px rgba(37, 99, 235, 0.1);
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
}

/* Reset & Base Styles */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", "Hiragino Kaku Gothic ProN", "Noto Sans JP", Arial, sans-serif;
    background-color: var(--bg-main);
    color: var(--text-primary);
    line-height: 1.7;
    letter-spacing: 0.02em;
    -webkit-font-smoothing: antialiased;
}

.container {
    max-width: 760px;
    margin: 0 auto;
    padding: 48px 20px 60px;
}

.card {
    background-color: var(--card-bg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    padding: 40px 36px;
    border: 1px solid var(--color-border);
    position: relative;
}

.card-title {
    font-size: 28px;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 12px;
    text-align: center;
    letter-spacing: -0.01em;
}

.card-subtitle {
    font-size: 15px;
    color: var(--text-secondary);
    margin-bottom: 28px;
    text-align: center;
    line-height: 1.6;
}

.product-info-box {
    background-color: #ffffff;
    border: 1px solid var(--color-border);
    border-left: 4px solid var(--color-accent);
    border-radius: var(--radius-md);
    padding: 20px 24px;
    margin-bottom: 28px;
}

.product-description {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.8;
}

.price-box {
    background: linear-gradient(180deg, #ffffff 0%, var(--color-accent-light) 100%);
    border: 1px solid #bfdbfe;
    border-radius: var(--radius-md);
    padding: 24px;
    text-align: center;
    margin-bottom: 28px;
}

.price-amount {
    font-size: 36px;
    font-weight: 800;
    color: var(--color-accent);
    letter-spacing: -0.02em;
}

.price-note {
    font-size: 13px;
    color: var(--text-secondary);
    margin-top: 4px;
}

.btn-primary {
    display: block;
    width: 100%;
    background-color: var(--color-accent);
    color: #ffffff;
    font-size: 17px;
    font-weight: 700;
    text-align: center;
    text-decoration: none;
    padding: 16px 24px;
    border-radius: var(--radius-md);
    border: none;
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: var(--shadow-lg);
}

.btn-primary:hover {
    background-color: var(--color-accent-hover);
    transform: translateY(-1px);
    box-shadow: 0 12px 28px -5px rgba(37, 99, 235, 0.25);
}

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

.features-list {
    margin-top: 36px;
    list-style: none;
    border-top: 1px solid var(--color-border);
    padding-top: 24px;
}

.feature-item {
    display: flex;
    align-items: flex-start;
    padding: 12px 0;
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.7;
}

.feature-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background-color: #d1fae5;
    color: var(--color-success);
    font-size: 13px;
    font-weight: bold;
    margin-right: 12px;
    flex-shrink: 0;
    margin-top: 2px;
}

.alert-success {
    background-color: #f0fdf4;
    border: 1px solid #bbf7d0;
    color: #166534;
    padding: 18px 20px;
    border-radius: var(--radius-md);
    margin-bottom: 28px;
    font-size: 14px;
    line-height: 1.7;
}

.download-section {
    background-color: #ffffff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 32px 24px;
    text-align: center;
    margin-bottom: 28px;
}

.download-label {
    font-size: 15px;
    color: var(--text-primary);
    margin-bottom: 20px;
    line-height: 1.7;
    font-weight: 500;
}

.btn-download {
    display: inline-block;
    background-color: var(--color-success);
    color: #ffffff;
    font-size: 16px;
    font-weight: 700;
    text-align: center;
    text-decoration: none;
    padding: 15px 36px;
    border-radius: var(--radius-md);
    border: none;
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.2);
}

.btn-download:hover {
    background-color: #059669;
    transform: translateY(-1px);
}

.download-note {
    font-size: 12px;
    color: var(--text-muted);
    margin-top: 14px;
}

.support-info-box {
    text-align: center;
    margin-top: 28px;
    color: var(--text-muted);
    font-size: 13px;
}

.btn-secondary {
    display: inline-block;
    margin-top: 14px;
    color: var(--color-accent);
    text-decoration: none;
    font-weight: 600;
    font-size: 14px;
    transition: color 0.2s ease;
}

.btn-secondary:hover {
    color: var(--color-accent-hover);
    text-decoration: underline;
}

/* Legal Pages Styles */
.legal-section {
    margin-bottom: 32px;
}

.legal-section-title {
    font-size: 17px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 12px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--color-border);
}

.legal-text {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 12px;
}

.legal-list {
    margin-left: 20px;
    margin-bottom: 12px;
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.8;
}

.legal-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 18px;
    margin-bottom: 24px;
    font-size: 14px;
}

.legal-table th,
.legal-table td {
    padding: 14px 18px;
    border: 1px solid var(--color-border);
    text-align: left;
    vertical-align: top;
    line-height: 1.7;
}

.legal-table th {
    background-color: #f8fafc;
    color: var(--text-primary);
    font-weight: 600;
    width: 32%;
}

.legal-table td {
    background-color: #ffffff;
    color: var(--text-secondary);
}

.nav-back {
    text-align: center;
    margin-top: 36px;
    padding-top: 24px;
    border-top: 1px solid var(--color-border);
}

/* Footer Styles */
.site-footer {
    margin-top: 40px;
    text-align: center;
    font-size: 13px;
    color: var(--text-muted);
}

.footer-nav {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 20px;
    margin-bottom: 16px;
    list-style: none;
}

.footer-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 13px;
    transition: color 0.2s ease;
}

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

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