/* SiteForge Default Theme */

:root {
    --color-primary: #4f46e5;
    --color-bg: #f8f7f4;
    --color-bg-elevated: #ffffff;
    --color-surface: #ffffff;
    --color-text: #1c1917;
    --color-text-muted: #78716c;
    --color-text-subtle: #a8a29e;
    --color-border: #e7e5e4;
    --color-border-light: #f5f5f4;
    --font-sans: 'DM Sans', system-ui, -apple-system, sans-serif;
    --font-display: 'Fraunces', Georgia, 'Times New Roman', serif;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --shadow-sm: 0 1px 2px rgba(28, 25, 23, 0.04);
    --shadow-md: 0 4px 16px rgba(28, 25, 23, 0.06), 0 1px 3px rgba(28, 25, 23, 0.04);
    --shadow-lg: 0 12px 40px rgba(28, 25, 23, 0.08), 0 4px 12px rgba(28, 25, 23, 0.04);
    --header-height: 72px;
    --content-width: 42rem;
    --page-width: 72rem;
    --transition: 0.2s ease;
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    font-family: var(--font-sans);
    font-size: 1rem;
    line-height: 1.65;
    color: var(--color-text);
    background: var(--color-bg);
    background-image:
        radial-gradient(ellipse 80% 50% at 50% -20%, color-mix(in srgb, var(--color-primary) 12%, transparent), transparent),
        radial-gradient(ellipse 60% 40% at 100% 0%, color-mix(in srgb, var(--color-primary) 6%, transparent), transparent);
    -webkit-font-smoothing: antialiased;
}

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color var(--transition);
}

a:hover {
    color: color-mix(in srgb, var(--color-primary) 75%, #000);
}

/* Header */
.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: color-mix(in srgb, var(--color-bg-elevated) 85%, transparent);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-border-light);
}

.site-header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
    max-width: var(--page-width);
    margin: 0 auto;
    padding: 0 1.5rem;
    min-height: var(--header-height);
}

.site-brand__link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: inherit;
    text-decoration: none;
}

.site-brand__link:hover {
    color: inherit;
}

.site-brand__mark {
    flex-shrink: 0;
    width: 36px;
    height: 36px;
    border-radius: 10px;
    background: linear-gradient(135deg, var(--color-primary), color-mix(in srgb, var(--color-primary) 60%, #818cf8));
    box-shadow: 0 2px 8px color-mix(in srgb, var(--color-primary) 35%, transparent);
}

.site-brand__text {
    display: flex;
    flex-direction: column;
    gap: 0.1rem;
    min-width: 0;
}

.site-brand__title {
    font-family: var(--font-display);
    font-size: 1.125rem;
    font-weight: 600;
    letter-spacing: -0.02em;
    line-height: 1.2;
    color: var(--color-text);
}

.site-brand__tagline {
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--color-text-muted);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 280px;
}

.site-nav .site-menu {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.25rem;
}

.site-nav .site-menu a {
    display: block;
    padding: 0.5rem 0.875rem;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-text-muted);
    text-decoration: none;
    border-radius: var(--radius-sm);
    transition: background var(--transition), color var(--transition);
}

.site-nav .site-menu a:hover {
    color: var(--color-text);
    background: var(--color-border-light);
    text-decoration: none;
}

/* Main layout */
.site-main {
    flex: 1;
    width: 100%;
    max-width: var(--page-width);
    margin: 0 auto;
    padding: 2.5rem 1.5rem 4rem;
}

/* Hero (home) */
.hero {
    text-align: center;
    padding: 2rem 0 3rem;
    max-width: 36rem;
    margin: 0 auto 2rem;
}

.hero__title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 5vw, 2.75rem);
    font-weight: 600;
    letter-spacing: -0.03em;
    line-height: 1.15;
    margin: 0 0 0.75rem;
    color: var(--color-text);
}

.hero__lead {
    margin: 0;
    font-size: 1.0625rem;
    color: var(--color-text-muted);
    line-height: 1.6;
}

.section-heading {
    font-family: var(--font-sans);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-text-subtle);
    margin: 0 0 1rem;
}

/* Post list */
.post-grid {
    display: grid;
    gap: 1rem;
    max-width: var(--content-width);
    margin: 0 auto;
}

.post-card {
    display: block;
    background: var(--color-surface);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-md);
    padding: 1.25rem 1.5rem;
    box-shadow: var(--shadow-sm);
    text-decoration: none;
    color: inherit;
    transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.post-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    border-color: color-mix(in srgb, var(--color-primary) 25%, var(--color-border));
    color: inherit;
    text-decoration: none;
}

.post-card__title {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 600;
    letter-spacing: -0.02em;
    margin: 0 0 0.35rem;
    color: var(--color-text);
    transition: color var(--transition);
}

.post-card:hover .post-card__title {
    color: var(--color-primary);
}

.post-card__meta {
    font-size: 0.8125rem;
    color: var(--color-text-subtle);
    margin: 0;
}

.post-card__arrow {
    display: inline-block;
    margin-top: 0.75rem;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-primary);
    opacity: 0;
    transform: translateX(-4px);
    transition: opacity var(--transition), transform var(--transition);
}

.post-card:hover .post-card__arrow {
    opacity: 1;
    transform: translateX(0);
}

/* Article (single post/page) */
.article-wrap {
    max-width: var(--content-width);
    margin: 0 auto;
}

.article {
    background: var(--color-surface);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-lg);
    padding: clamp(1.75rem, 4vw, 2.5rem) clamp(1.5rem, 4vw, 2.75rem);
    box-shadow: var(--shadow-md);
}

.article__header {
    margin-bottom: 1.75rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--color-border-light);
}

.article__title {
    font-family: var(--font-display);
    font-size: clamp(1.75rem, 4vw, 2.25rem);
    font-weight: 600;
    letter-spacing: -0.03em;
    line-height: 1.2;
    margin: 0 0 0.5rem;
    color: var(--color-text);
}

.article__meta {
    margin: 0;
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

.article__content {
    font-size: 1.0625rem;
    line-height: 1.75;
    color: var(--color-text);
}

.article__content h2,
.article__content h3 {
    font-family: var(--font-display);
    font-weight: 600;
    letter-spacing: -0.02em;
    margin: 2rem 0 0.75rem;
    line-height: 1.3;
}

.article__content h2 { font-size: 1.5rem; }
.article__content h3 { font-size: 1.25rem; }

.article__content p {
    margin: 0 0 1.25rem;
}

.article__content p:last-child {
    margin-bottom: 0;
}

.article__content a {
    text-decoration: underline;
    text-underline-offset: 2px;
}

.article__content img {
    max-width: 100%;
    height: auto;
    border-radius: var(--radius-sm);
}

.article__content blockquote {
    margin: 1.5rem 0;
    padding: 0.75rem 0 0.75rem 1.25rem;
    border-left: 3px solid var(--color-primary);
    color: var(--color-text-muted);
    font-style: italic;
}

.article__content hr {
    border: none;
    border-top: 1px solid var(--color-border);
    margin: 2rem 0;
}

.article__content small {
    color: var(--color-text-muted);
}

.back-link {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    margin-top: 2rem;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-text-muted);
}

.back-link:hover {
    color: var(--color-primary);
}

.back-link::before {
    content: '←';
}

/* Notices & empty states */
.notice {
    padding: 1rem 1.25rem;
    border-radius: var(--radius-md);
    margin-bottom: 1.5rem;
    max-width: var(--content-width);
    margin-left: auto;
    margin-right: auto;
}

.notice-error {
    background: #fef2f2;
    color: #991b1b;
    border: 1px solid #fecaca;
}

.empty-state {
    text-align: center;
    padding: 3rem 2rem;
    max-width: 24rem;
    margin: 2rem auto;
    color: var(--color-text-muted);
    font-size: 1rem;
    background: var(--color-surface);
    border: 1px dashed var(--color-border);
    border-radius: var(--radius-lg);
}

/* Footer */
.site-footer {
    margin-top: auto;
    border-top: 1px solid var(--color-border-light);
    background: color-mix(in srgb, var(--color-bg-elevated) 90%, transparent);
}

.site-footer__inner {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 0.5rem;
    max-width: var(--page-width);
    margin: 0 auto;
    padding: 1.25rem 1.5rem;
}

.site-footer__copy,
.site-footer__credit {
    margin: 0;
    font-size: 0.8125rem;
    color: var(--color-text-subtle);
}

.site-footer__credit a {
    color: var(--color-text-muted);
    font-weight: 500;
}

/* Responsive */
@media (max-width: 640px) {
    .site-header__inner {
        flex-direction: column;
        align-items: stretch;
        padding-top: 1rem;
        padding-bottom: 1rem;
        min-height: auto;
        gap: 1rem;
    }

    .site-brand__tagline {
        max-width: none;
    }

    .site-nav .site-menu {
        justify-content: flex-start;
        overflow-x: auto;
        flex-wrap: nowrap;
        padding-bottom: 0.25rem;
        -webkit-overflow-scrolling: touch;
    }

    .hero {
        padding: 1rem 0 2rem;
    }

    .site-main {
        padding-top: 1.5rem;
    }
}

/* Shop & membership */
.sf-product-grid, .sf-plan-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 1.25rem; margin: 1.5rem 0; }
.sf-product-card, .sf-plan-card { border: 1px solid var(--color-border, #e2e4e7); border-radius: 12px; padding: 1.25rem; background: #fff; }
.sf-btn { display: inline-block; padding: 0.55rem 1.1rem; background: var(--color-primary, #2271b1); color: #fff; text-decoration: none; border-radius: 8px; border: none; cursor: pointer; font-weight: 600; }
.sf-price { font-size: 1.15rem; font-weight: 700; color: var(--color-primary, #2271b1); }
.sf-cart-table { width: 100%; border-collapse: collapse; margin: 1rem 0; }
.sf-cart-table th, .sf-cart-table td { padding: 0.65rem; border-bottom: 1px solid #e2e4e7; text-align: left; }
.sf-form label { display: block; margin-bottom: 0.75rem; }
.sf-form input, .sf-form textarea { width: 100%; max-width: 32rem; padding: 0.5rem; margin-top: 0.25rem; }
.sf-members-gate { padding: 1.5rem; background: #f6f7f7; border-radius: 8px; border-left: 4px solid var(--color-primary, #2271b1); }
.sf-blocks-output { max-width: 72rem; margin: 0 auto; }
.sf-cloud-dashboard .sf-cloud-stats { display: grid; grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); gap: 1rem; margin: 1.5rem 0; }
.sf-stat-card { background: #fff; border: 1px solid #e2e4e7; border-radius: 12px; padding: 1rem; text-align: center; }
.sf-stat-card__value { display: block; font-size: 1.75rem; font-weight: 700; color: var(--color-primary, #2271b1); }
.sf-stat-card__label { font-size: .85rem; color: #646970; }
.sf-cloud-billing-banner { padding: 1.25rem; background: #f6f7f7; border-radius: 12px; margin-bottom: 1.5rem; }
.sf-progress { height: 10px; background: #e2e4e7; border-radius: 999px; overflow: hidden; margin: .5rem 0; }
.sf-progress__bar { height: 100%; background: var(--color-primary, #2271b1); }
.sf-limit-row { margin-bottom: 1rem; }
.sf-limit-row__head { display: flex; justify-content: space-between; font-size: .9rem; }
.sf-stock-badge { display: inline-block; padding: .25rem .6rem; border-radius: 6px; font-size: .85rem; font-weight: 600; }
.sf-stock-badge--in_stock { background: #d4edda; color: #155724; }
.sf-stock-badge--low_stock { background: #fff3cd; color: #856404; }
.sf-stock-badge--out_of_stock { background: #f8d7da; color: #721c24; }
.sf-drip-gate { padding: 1.5rem; background: #f0f6fc; border-left: 4px solid var(--color-primary, #2271b1); border-radius: 8px; margin: 1rem 0; }
.sf-drip-badge { display: inline-block; padding: .2rem .55rem; border-radius: 6px; font-size: .75rem; font-weight: 700; text-transform: uppercase; margin-bottom: .5rem; }
.sf-drip-badge--unlocked { background: #d4edda; color: #155724; }