:root {
    color-scheme: light;
    font-family: "Inter", "Segoe UI", system-ui, -apple-system, sans-serif;
    --bg: #f5f7ff;
    --bg-alt: #eef1ff;
    --surface: #ffffff;
    --surface-alt: #f3f4ff;
    --surface-strong: #ffffff;
    --text: #0f172a;
    --text-muted: #4b5563;
    --accent: #6366f1;
    --accent-soft: rgba(99, 102, 241, 0.12);
    --accent-strong: #4338ca;
    --border: rgba(99, 102, 241, 0.16);
    --shadow: 0 20px 48px -24px rgba(15, 23, 42, 0.35);
    --radius-lg: 28px;
    --radius-md: 20px;
    --radius-sm: 14px;
    --radius-xs: 10px;
    --gradient: linear-gradient(135deg, #6366f1 0%, #8b5cf6 45%, #ec4899 100%);
}

body[data-theme="dark"] {
    color-scheme: dark;
    --bg: #050713;
    --bg-alt: #0f172a;
    --surface: rgba(15, 23, 42, 0.88);
    --surface-alt: rgba(24, 33, 57, 0.78);
    --surface-strong: rgba(17, 24, 39, 0.92);
    --text: #f8fafc;
    --text-muted: #94a3b8;
    --accent: #818cf8;
    --accent-soft: rgba(129, 140, 248, 0.14);
    --accent-strong: #6366f1;
    --border: rgba(148, 163, 184, 0.18);
    --shadow: 0 30px 60px -32px rgba(15, 23, 42, 0.9);
    --gradient: linear-gradient(135deg, #6366f1 0%, #4338ca 45%, #0ea5e9 100%);
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    min-height: 100vh;
    background:
        radial-gradient(circle at 0% 0%, rgba(99, 102, 241, 0.16) 0%, transparent 45%),
        radial-gradient(circle at 100% 0%, rgba(14, 165, 233, 0.12) 0%, transparent 40%),
        var(--bg);
    color: var(--text);
    font-family: var(--font, "Inter", "Segoe UI", system-ui, sans-serif);
    line-height: 1.6;
    letter-spacing: -0.01em;
}

a {
    color: inherit;
    text-decoration: none;
}

p {
    margin: 0;
}

h1, h2, h3, h4 {
    font-weight: 700;
    line-height: 1.2;
    color: var(--text);
    margin: 0;
}

ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.top-nav {
    max-width: 1180px;
    margin: 1.8rem auto 0;
    padding: 1rem 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
    background: rgba(255, 255, 255, 0.82);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    backdrop-filter: blur(14px);
}

body[data-theme="dark"] .top-nav {
    background: rgba(9, 14, 28, 0.82);
}

.brand {
    display: flex;
    align-items: center;
    gap: 0.9rem;
}

.brand-icon {
    display: grid;
    place-content: center;
    width: 50px;
    height: 50px;
    border-radius: 16px;
    background: var(--gradient);
    color: #ffffff;
    font-weight: 700;
    letter-spacing: 0.08em;
}

.brand-title {
    font-size: 1.2rem;
    font-weight: 700;
}

.brand-subtitle {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.main-nav {
    display: flex;
    gap: 1.2rem;
    align-items: center;
    font-size: 0.95rem;
    flex: 1;
}

.main-nav a {
    padding: 0.4rem 0.8rem;
    border-radius: 999px;
    transition: background 0.2s ease, color 0.2s ease;
}

.main-nav a:hover {
    background: var(--accent-soft);
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 0.8rem;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    padding: 0.65rem 1.3rem;
    border-radius: 999px;
    border: none;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}

.btn.primary {
    background: var(--gradient);
    color: #ffffff;
    box-shadow: 0 18px 30px -18px rgba(99, 102, 241, 0.85);
}

.btn.primary:hover {
    transform: translateY(-2px);
}

.btn.outline {
    background: transparent;
    color: var(--accent);
    border: 1px solid var(--accent);
}

.btn.outline:hover {
    background: var(--accent-soft);
}

.btn.ghost {
    background: var(--accent-soft);
    color: var(--accent);
}

.btn.ghost:hover {
    background: rgba(99, 102, 241, 0.22);
}

.theme-toggle {
    position: relative;
    width: 56px;
    height: 32px;
    border-radius: 999px;
    border: 1px solid var(--border);
    background: var(--surface-alt);
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    align-items: center;
    justify-items: center;
    cursor: pointer;
    transition: background 0.3s ease;
}

.theme-toggle span {
    font-size: 1rem;
    transition: opacity 0.25s ease;
}

.theme-toggle [data-icon="sun"] {
    opacity: 0;
}

body[data-theme="light"] .theme-toggle [data-icon="sun"] {
    opacity: 1;
}

body[data-theme="light"] .theme-toggle [data-icon="moon"] {
    opacity: 0.4;
}

.viewport {
    max-width: 1180px;
    margin: 3rem auto 5rem;
    padding: 0 1rem;
    display: grid;
    gap: 4rem;
}

.eyebrow {
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.24em;
    color: var(--accent);
    font-weight: 600;
    margin-bottom: 0.8rem;
}

.body {
    color: var(--text-muted);
    max-width: 540px;
}

.hero {
    display: grid;
    gap: 2.5rem;
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.9fr);
    background: var(--surface);
    border-radius: var(--radius-lg);
    padding: 2.4rem;
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
}

.hero h1 {
    font-size: clamp(2.2rem, 3vw, 3.1rem);
    margin-bottom: 1rem;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
    margin: 1.6rem 0;
}

.hero-stats {
    display: grid;
    gap: 1.1rem;
    grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
}

.hero-stats li {
    background: var(--surface-alt);
    border-radius: var(--radius-md);
    padding: 1.1rem;
    border: 1px solid var(--border);
}

.hero-stats strong {
    display: block;
    font-size: 1.05rem;
    margin-bottom: 0.2rem;
}

.hero-right {
    display: grid;
    gap: 1.1rem;
}

.hero-card {
    background: var(--surface-alt);
    border-radius: var(--radius-lg);
    padding: 1.6rem;
    border: 1px solid var(--border);
    display: grid;
    gap: 1.2rem;
}

.hero-card.secondary {
    background: #111829;
    color: #f1f5f9;
    border: none;
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.08);
}

body[data-theme="light"] .hero-card.secondary {
    background: #1f2937;
}

.hero-card ul {
    display: grid;
    gap: 1rem;
}

.hero-card li {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 0.8rem;
    align-items: start;
}

.agenda-tag {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.4rem 0.8rem;
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 600;
    background: var(--accent-soft);
    color: var(--accent);
}

.section-header {
    display: grid;
    gap: 0.6rem;
    align-items: start;
}

.section-header > div {
    display: grid;
    gap: 0.5rem;
}

.section-header h2 {
    font-size: clamp(1.9rem, 2.4vw, 2.5rem);
}

.post-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
    gap: 2rem;
}

.post-stream, .post-admin {
    background: var(--surface);
    border-radius: var(--radius-lg);
    padding: 1.8rem;
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
}

.filters {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
    margin-bottom: 1.4rem;
}

.filters-type {
    margin-top: -0.6rem;
    margin-bottom: 1.4rem;
}

.filter-chip {
    padding: 0.45rem 1rem;
    border-radius: 999px;
    border: 1px solid var(--border);
    background: transparent;
    color: var(--text-muted);
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s ease, color 0.2s ease, border 0.2s ease;
}

.filter-chip.is-active,
.filter-chip:hover {
    background: var(--accent-soft);
    border-color: var(--accent);
    color: var(--accent);
}

.metrics {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 0.9rem;
    margin-bottom: 1.6rem;
}

.metric {
    padding: 1.1rem;
    border-radius: var(--radius-md);
    background: var(--surface-alt);
    border: 1px solid var(--border);
    text-align: center;
}

.metric span {
    display: block;
    font-size: 1.8rem;
    font-weight: 700;
}

.metric label {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.14em;
    color: var(--text-muted);
    font-weight: 600;
}

.post-list {
    display: grid;
    gap: 1rem;
}

.post-card {
    padding: 1.4rem;
    border-radius: var(--radius-md);
    background: var(--surface-alt);
    border: 1px solid var(--border);
    display: grid;
    gap: 0.8rem;
}

.post-card h3 {
    font-size: 1.15rem;
}

.post-card-header {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
    align-items: center;
    justify-content: space-between;
}

.category-pill {
    padding: 0.35rem 0.85rem;
    border-radius: 999px;
    background: var(--accent-soft);
    color: var(--accent);
    font-size: 0.75rem;
    font-weight: 600;
}

.status {
    padding: 0.35rem 0.8rem;
    border-radius: 999px;
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    border: 1px solid transparent;
}

.status-published {
    background: rgba(34, 197, 94, 0.14);
    color: #22c55e;
    border-color: rgba(34, 197, 94, 0.28);
}

.status-draft {
    background: rgba(234, 179, 8, 0.18);
    color: #ca8a04;
    border-color: rgba(234, 179, 8, 0.32);
}

.status-scheduled {
    background: rgba(59, 130, 246, 0.16);
    color: #3b82f6;
    border-color: rgba(59, 130, 246, 0.34);
}

.post-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.post-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.tag {
    padding: 0.25rem 0.65rem;
    border-radius: 999px;
    background: rgba(148, 163, 184, 0.16);
    font-size: 0.75rem;
}

.post-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.post-actions button {
    padding: 0.45rem 0.9rem;
    border-radius: 999px;
    border: 1px solid var(--border);
    background: transparent;
    font-weight: 600;
    cursor: pointer;
}

.post-actions button:hover {
    background: var(--accent-soft);
    border-color: var(--accent);
    color: var(--accent);
}

.composer form {
    display: grid;
    gap: 1rem;
}

.composer label {
    display: grid;
    gap: 0.4rem;
    font-size: 0.9rem;
}

.composer input,
.composer textarea,
.composer select {
    width: 100%;
    padding: 0.7rem 0.9rem;
    border-radius: var(--radius-xs);
    border: 1px solid rgba(148, 163, 184, 0.35);
    background: rgba(255, 255, 255, 0.92);
    color: inherit;
    font-family: inherit;
}

body[data-theme="dark"] .composer input,
body[data-theme="dark"] .composer textarea,
body[data-theme="dark"] .composer select {
    background: rgba(15, 23, 42, 0.7);
    border-color: rgba(148, 163, 184, 0.22);
}

textarea {
    resize: vertical;
    min-height: 120px;
}

.form-row {
    display: grid;
    gap: 1rem;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
}

.form-hint {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.draft-list {
    margin-top: 1.2rem;
    display: grid;
    gap: 0.9rem;
}

.draft-card {
    background: var(--surface-alt);
    border-radius: var(--radius-md);
    padding: 1.1rem;
    border: 1px solid var(--border);
    display: grid;
    gap: 0.6rem;
}

.draft-card header {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 0.6rem;
    font-size: 0.9rem;
}

.insights-card {
    margin-top: 1.6rem;
    padding: 1.4rem;
    border-radius: var(--radius-md);
    background: var(--surface-alt);
    border: 1px solid var(--border);
    display: grid;
    gap: 0.8rem;
}

.insights-card ul {
    display: grid;
    gap: 0.8rem;
    color: var(--text-muted);
    font-size: 0.9rem;
}

.portal-widgets .widget-grid {
    display: grid;
    gap: 1.4rem;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.widget-card {
    padding: 1.6rem;
    border-radius: var(--radius-md);
    background: var(--surface);
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
    display: grid;
    gap: 0.9rem;
}

.resource-grid {
    display: grid;
    gap: 1.4rem;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.resource-card {
    padding: 1.6rem;
    border-radius: var(--radius-lg);
    background: var(--surface);
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
    display: grid;
    gap: 0.8rem;
}

.resource-card ul {
    display: grid;
    gap: 0.6rem;
    color: var(--text-muted);
    font-size: 0.9rem;
}

.badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.35rem 0.9rem;
    border-radius: 999px;
    background: var(--accent-soft);
    color: var(--accent);
    font-weight: 600;
    font-size: 0.75rem;
}

.newsletter {
    display: flex;
    justify-content: center;
}

.newsletter-card {
    max-width: 960px;
    width: 100%;
    background: var(--surface-strong);
    border-radius: var(--radius-lg);
    padding: 2.5rem;
    display: grid;
    gap: 2rem;
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
}

.newsletter-card form {
    display: grid;
    gap: 0.9rem;
}

.newsletter-card input {
    width: 100%;
    padding: 0.8rem 1rem;
    border-radius: var(--radius-xs);
    border: 1px solid rgba(148, 163, 184, 0.3);
    background: rgba(255, 255, 255, 0.94);
    font-size: 1rem;
}

body[data-theme="dark"] .newsletter-card input {
    background: rgba(15, 23, 42, 0.72);
    color: inherit;
    border-color: rgba(148, 163, 184, 0.22);
}

.form-feedback {
    height: 1.2rem;
    font-size: 0.85rem;
    color: var(--accent);
}

.newsletter-card ul {
    margin-top: 1rem;
    display: grid;
    gap: 0.6rem;
    color: var(--text-muted);
}

.community-grid {
    display: grid;
    gap: 1.4rem;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.community-card {
    padding: 1.6rem;
    border-radius: var(--radius-md);
    background: var(--surface);
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
    display: grid;
    gap: 0.8rem;
}

.site-footer {
    max-width: 1180px;
    margin: 0 auto 3rem;
    padding: 2rem 1.5rem;
    background: rgba(9, 14, 28, 0.85);
    color: #e2e8f0;
    border-radius: var(--radius-lg);
    display: grid;
    gap: 1.6rem;
    border: 1px solid rgba(148, 163, 184, 0.18);
}

body[data-theme="light"] .site-footer {
    background: #111827;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.footer-brand p {
    color: rgba(226, 232, 240, 0.75);
}

.footer-links {
    display: flex;
    flex-wrap: wrap;
    gap: 1.1rem;
    font-weight: 600;
}

.footer-links a {
    color: rgba(226, 232, 240, 0.86);
}

.footer-note {
    font-size: 0.85rem;
    color: rgba(226, 232, 240, 0.7);
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    border: 0;
}

@media (max-width: 1024px) {
    .top-nav {
        flex-wrap: wrap;
        justify-content: center;
        gap: 1rem 2rem;
    }

    .main-nav {
        justify-content: center;
        flex-wrap: wrap;
    }

    .hero {
        grid-template-columns: 1fr;
    }

    .post-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 720px) {
    .viewport {
        margin-top: 2rem;
        gap: 3rem;
    }

    .top-nav {
        padding: 0.9rem 1.2rem;
    }

    .hero {
        padding: 1.8rem;
    }

    .hero-stats {
        grid-template-columns: 1fr;
    }

    .metrics {
        grid-template-columns: 1fr;
    }

    .newsletter-card {
        padding: 2rem 1.5rem;
    }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}


/* --- ZippTools dynamic section helpers (non-invasive) --- */
.zt-blog { margin: 2rem auto; max-width: 1200px; }
.zt-cats { list-style:none; display:flex; gap:1rem; padding:0; margin:0 0 1rem 0; flex-wrap: wrap; }
.zt-cats li { cursor:pointer; opacity:.8; }
.zt-cats li.active, .zt-cats li:hover { opacity:1; text-decoration: underline; }
.hero-section { position: relative; min-height: 360px; border-radius: 12px; overflow: hidden; }
.hero-section img { width:100%; height: 360px; object-fit: cover; opacity:.4; display:block; }
.hero-text { position:absolute; inset:0; display:flex; flex-direction:column; align-items:center; justify-content:center; padding:1rem; text-align:center; }
.posts-grid { display:grid; grid-template-columns: repeat(auto-fill, minmax(260px,1fr)); gap:16px; }
.post-card { border:1px solid rgba(255,255,255,.08); border-radius:12px; overflow:hidden; background: rgba(255,255,255,.03); }
.post-card img { width:100%; height:180px; object-fit: cover; display:block; }
.post-card-content { padding: 12px; }