/* ── Manifesto marquee ── */
.manifesto-strip {
  border-block: 1px solid rgba(45, 212, 191, 0.12);
  background: rgba(10, 10, 20, 0.85);
  padding: 1rem 0;
  overflow: hidden;
  position: relative;
  z-index: 1;
}
.manifesto-track {
  display: flex;
  width: max-content;
  animation: marquee 42s linear infinite;
  gap: 3rem;
}
.manifesto-strip:hover .manifesto-track { animation-play-state: paused; }
.manifesto-item {
  display: flex; align-items: center; gap: 0.65rem;
  font-family: var(--font-display); font-weight: 700; font-size: 0.95rem;
  letter-spacing: 0.04em; text-transform: uppercase; white-space: nowrap;
  color: var(--text-muted);
}
.manifesto-item strong { color: var(--teal); font-weight: 700; }
.manifesto-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: linear-gradient(135deg, var(--teal), var(--violet));
  box-shadow: 0 0 8px var(--teal);
}
@keyframes marquee {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* ── Pillars ── */
.pillars {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}
.pillar-card {
  position: relative;
  padding: 2rem 1.75rem;
  border-radius: var(--radius-lg);
  background: var(--card);
  border: 1px solid var(--card-border);
  overflow: hidden;
  transition: transform 0.4s var(--ease-out), border-color 0.3s;
}
.pillar-card::after {
  content: "";
  position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(90deg, var(--teal), var(--violet), var(--magenta));
  opacity: 0.7;
}
.pillar-card:hover { transform: translateY(-6px); border-color: rgba(45, 212, 191, 0.35); }
.pillar-icon {
  width: 56px; height: 56px; border-radius: 16px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.75rem; margin-bottom: 1.25rem;
  background: rgba(45, 212, 191, 0.1);
  border: 1px solid rgba(45, 212, 191, 0.25);
  box-shadow: 0 0 24px rgba(45, 212, 191, 0.12);
}
.pillar-card h3 {
  font-family: var(--font-display); font-size: 1.35rem; font-weight: 700;
  margin: 0 0 0.75rem; line-height: 1.3;
}
.pillar-card p { margin: 0; color: var(--text-muted); line-height: 1.65; font-size: 0.95rem; }
.pillar-card ul {
  margin: 1rem 0 0; padding-left: 1.1rem;
  color: var(--text-muted); font-size: 0.9rem; line-height: 1.65;
}
.pillar-card li { margin-bottom: 0.35rem; }
.pillar-card li::marker { color: var(--teal); }

/* ── Feature detail lists in bento ── */
.feature-details {
  margin: 1rem 0 0; padding: 0; list-style: none;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  padding-top: 0.85rem;
}
.feature-details li {
  position: relative; padding-left: 1.1rem;
  font-size: 0.88rem; color: var(--text-muted); line-height: 1.55;
  margin-bottom: 0.4rem;
}
.feature-details li::before {
  content: "›"; position: absolute; left: 0;
  color: var(--teal); font-weight: 700;
}

/* ── Deep-dive feature grid ── */
.deep-dive-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
}
.deep-card {
  padding: 2rem;
  border-radius: var(--radius-lg);
  background: linear-gradient(145deg, rgba(45, 212, 191, 0.06), rgba(12, 14, 28, 0.9));
  border: 1px solid var(--card-border);
}
.deep-card-header {
  display: flex; align-items: flex-start; gap: 1rem; margin-bottom: 1rem;
}
.deep-card-header .bento-icon { margin: 0; flex-shrink: 0; }
.deep-card h3 {
  font-family: var(--font-display); font-size: 1.35rem; font-weight: 700;
  margin: 0 0 0.35rem; line-height: 1.3;
}
.deep-card .deep-tag {
  font-size: 0.72rem; font-weight: 700; letter-spacing: 0.08em;
  text-transform: uppercase; color: var(--violet);
}
.deep-card > p { color: var(--text-muted); line-height: 1.7; margin: 0 0 1rem; font-size: 0.95rem; }
.deep-card .feature-details { border: none; padding-top: 0; margin-top: 0.5rem; }

/* ── Blog / editorial article ── */
.blog-section {
  position: relative;
}
.blog-section::before {
  content: "";
  position: absolute; left: 50%; top: 0; transform: translateX(-50%);
  width: min(90%, 800px); height: 1px;
  background: linear-gradient(90deg, transparent, var(--teal), var(--violet), transparent);
  opacity: 0.4;
}
.blog-article {
  max-width: 46rem;
  margin: 0 auto;
  padding: 3rem;
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, rgba(12, 14, 28, 0.95), rgba(8, 8, 16, 0.88));
  border: 1px solid rgba(45, 212, 191, 0.12);
  box-shadow: 0 32px 80px rgba(0, 0, 0, 0.45);
}
.article-meta {
  display: flex; flex-wrap: wrap; gap: 0.75rem 1.5rem;
  font-size: 0.82rem; color: var(--text-dim);
  margin-bottom: 2rem; padding-bottom: 1.5rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}
.article-meta span { display: flex; align-items: center; gap: 0.4rem; }
.article-kicker {
  font-size: 0.8rem; font-weight: 700; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--teal); margin-bottom: 1rem;
}
.blog-article h2.article-headline {
  font-family: var(--font-display);
  font-size: clamp(1.85rem, 4vw, 2.65rem);
  font-weight: 700; line-height: var(--leading-display);
  letter-spacing: var(--tracking-display);
  margin: 0 0 1.5rem;
  display: flex; flex-direction: column; gap: var(--space-title);
}
.blog-article h2.article-headline .title-line { display: block; }
.blog-article h3 {
  font-family: var(--font-display); font-size: 1.35rem; font-weight: 700;
  margin: 2.25rem 0 0.85rem; line-height: 1.35; color: var(--text);
}
.blog-article p {
  margin: 0 0 1.25rem; color: var(--text-muted);
  line-height: 1.8; font-size: 1.05rem;
}
.blog-article p.lead {
  font-size: 1.2rem; line-height: 1.75; color: rgba(240, 244, 255, 0.88);
}
.blog-article p.lead::first-letter {
  float: left; font-family: var(--font-display);
  font-size: 3.5rem; font-weight: 700; line-height: 0.85;
  margin: 0.08em 0.12em 0 0;
  background: linear-gradient(135deg, var(--teal), var(--violet));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.pull-quote {
  margin: 2rem 0; padding: 1.5rem 1.75rem;
  border-left: 3px solid var(--teal);
  background: rgba(45, 212, 191, 0.06);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  font-family: var(--font-display); font-size: 1.25rem; font-weight: 600;
  line-height: 1.5; color: var(--text);
}
.pull-quote cite {
  display: block; margin-top: 0.75rem;
  font-family: var(--font-body); font-size: 0.85rem; font-weight: 500;
  font-style: normal; color: var(--text-dim);
}
.callout-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 1rem;
  margin: 2rem 0;
}
.callout-box {
  padding: 1.25rem 1.35rem; border-radius: var(--radius-md);
  background: rgba(168, 85, 247, 0.08);
  border: 1px solid rgba(168, 85, 247, 0.2);
}
.callout-box.teal {
  background: rgba(45, 212, 191, 0.08);
  border-color: rgba(45, 212, 191, 0.2);
}
.callout-box h4 {
  font-family: var(--font-display); font-size: 0.95rem; font-weight: 700;
  margin: 0 0 0.5rem; color: var(--teal);
}
.callout-box.teal h4 { color: var(--teal); }
.callout-box:not(.teal) h4 { color: var(--violet); }
.callout-box p { margin: 0; font-size: 0.9rem; line-height: 1.6; color: var(--text-muted); }
.article-list {
  margin: 0 0 1.5rem; padding-left: 1.25rem;
  color: var(--text-muted); line-height: 1.75;
}
.article-list li { margin-bottom: 0.5rem; }
.article-list strong { color: var(--text); }

/* ── Zero cost / community ── */
.community-section {
  position: relative;
}
.community-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 2rem; align-items: stretch;
}
.zero-cost-card {
  display: flex; flex-direction: column; justify-content: center;
  padding: 2.5rem; border-radius: var(--radius-lg);
  background:
    radial-gradient(ellipse at 20% 20%, rgba(45, 212, 191, 0.15), transparent 50%),
    radial-gradient(ellipse at 80% 80%, rgba(168, 85, 247, 0.12), transparent 50%),
    var(--void-elevated);
  border: 1px solid var(--card-border);
  text-align: center;
  position: relative; overflow: hidden;
}
.zero-cost-card::before {
  content: "";
  position: absolute; inset: -1px; border-radius: inherit; padding: 1px;
  background: linear-gradient(135deg, var(--teal), var(--violet), var(--magenta));
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude;
  opacity: 0.45; pointer-events: none;
}
.zero-price {
  font-family: var(--font-display);
  font-size: clamp(4rem, 12vw, 6.5rem);
  font-weight: 800; line-height: 1;
  background: linear-gradient(135deg, var(--teal), var(--cyan));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
  margin-bottom: 0.5rem;
}
.zero-cost-card h3 {
  font-family: var(--font-display); font-size: 1.5rem; font-weight: 700;
  margin: 0 0 0.75rem;
}
.zero-cost-card > p { color: var(--text-muted); line-height: 1.7; margin: 0 0 1.5rem; max-width: 28ch; margin-inline: auto; }
.support-card {
  padding: 2rem;
  border-radius: var(--radius-lg);
  background: var(--card);
  border: 1px solid var(--card-border);
  display: flex; flex-direction: column; gap: 1.25rem;
}
.support-card h3 {
  font-family: var(--font-display); font-size: 1.35rem; font-weight: 700;
  margin: 0; line-height: 1.3;
}
.support-card p { margin: 0; color: var(--text-muted); line-height: 1.7; }
.support-tiers {
  display: flex; flex-direction: column; gap: 0.75rem;
}
.support-tier {
  display: flex; align-items: flex-start; gap: 1rem;
  padding: 1rem 1.15rem; border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.06);
  transition: border-color 0.25s, background 0.25s;
}
.support-tier:hover {
  border-color: rgba(45, 212, 191, 0.25);
  background: rgba(45, 212, 191, 0.05);
}
.support-tier-icon { font-size: 1.5rem; line-height: 1; }
.support-tier strong { display: block; font-size: 0.95rem; margin-bottom: 0.2rem; }
.support-tier span { font-size: 0.88rem; color: var(--text-muted); line-height: 1.5; }

/* ── Open source band ── */
.opensource-band {
  padding: 2.5rem;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, rgba(45, 212, 191, 0.08), rgba(168, 85, 247, 0.06));
  border: 1px solid var(--card-border);
  display: grid; grid-template-columns: auto 1fr auto; gap: 2rem; align-items: center;
}
.os-badge {
  width: 80px; height: 80px; border-radius: 20px;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display); font-weight: 800; font-size: 1.1rem;
  background: rgba(45, 212, 191, 0.12);
  border: 1px solid rgba(45, 212, 191, 0.3);
  color: var(--teal); text-align: center; line-height: 1.2;
}
.opensource-band h3 {
  font-family: var(--font-display); font-size: 1.4rem; font-weight: 700;
  margin: 0 0 0.5rem;
}
.opensource-band p { margin: 0; color: var(--text-muted); line-height: 1.65; font-size: 0.95rem; }

/* ── Glow divider ── */
.glow-divider {
  height: 1px; margin: 0 auto 4rem;
  max-width:  min(600px, 80%);
  background: linear-gradient(90deg, transparent, var(--teal), var(--violet), transparent);
  opacity: 0.35;
}

/* ── Responsive extras ── */
@media (max-width: 960px) {
  .pillars { grid-template-columns: 1fr; }
  .deep-dive-grid { grid-template-columns: 1fr; }
  .callout-grid { grid-template-columns: 1fr; }
  .community-grid { grid-template-columns: 1fr; }
  .opensource-band { grid-template-columns: 1fr; text-align: center; }
  .os-badge { margin: 0 auto; }
  .blog-article { padding: 2rem 1.5rem; }
}

@media (max-width: 768px) {
  .manifesto-item { font-size: 0.82rem; }
}

/* ── Trust bar ── */
.trust-bar {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0.75rem;
  margin: 2.5rem auto 0;
  padding: 1.25rem 1.5rem;
  border-radius: var(--radius-lg);
  background: rgba(12, 14, 28, 0.75);
  border: 1px solid var(--card-border);
  backdrop-filter: blur(8px);
}
.trust-item { text-align: center; }
.trust-val {
  display: block;
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--teal);
  line-height: 1.2;
}
.trust-lbl {
  display: block;
  font-size: 0.72rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-top: 0.25rem;
}

/* ── Install steps (compact) ── */
.install-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  margin-top: 0.5rem;
}
.install-step {
  display: flex;
  gap: 0.85rem;
  padding: 1.25rem;
  border-radius: var(--radius-md);
  background: var(--card);
  border: 1px solid var(--card-border);
}
.install-num {
  flex-shrink: 0;
  width: 32px; height: 32px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 50%;
  background: rgba(45, 212, 191, 0.15);
  color: var(--teal);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 0.9rem;
}
.install-step strong {
  display: block;
  font-size: 0.92rem;
  margin-bottom: 0.35rem;
}
.install-step p {
  margin: 0;
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.55;
}
.install-step code {
  font-size: 0.8em;
  color: var(--teal);
}

/* ── Install detail ── */
.install-detail-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 1.5rem;
  align-items: start;
}
.install-detail-list {
  margin: 0;
  padding-left: 1.25rem;
  color: var(--text-muted);
  line-height: 1.8;
  font-size: 1rem;
}
.install-detail-list li { margin-bottom: 0.75rem; }
.install-detail-list code {
  font-size: 0.88em;
  color: var(--teal);
  background: rgba(45, 212, 191, 0.08);
  padding: 0.1em 0.35em;
  border-radius: 4px;
}
.install-aside {
  padding: 1.75rem;
  border-radius: var(--radius-lg);
  background: linear-gradient(145deg, rgba(168, 85, 247, 0.08), var(--card));
  border: 1px solid rgba(168, 85, 247, 0.2);
}
.install-aside h3 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  margin: 0 0 0.75rem;
}
.install-aside p {
  margin: 0 0 1.25rem;
  color: var(--text-muted);
  line-height: 1.65;
  font-size: 0.92rem;
}
.install-aside code {
  color: var(--violet);
  font-size: 0.88em;
}

/* ── FAQ ── */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  max-width: 48rem;
}
.faq-item {
  border-radius: var(--radius-md);
  background: var(--card);
  border: 1px solid var(--card-border);
  overflow: hidden;
  transition: border-color 0.25s;
}
.faq-item[open] {
  border-color: rgba(45, 212, 191, 0.3);
}
.faq-item summary {
  padding: 1.15rem 1.35rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.02rem;
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+";
  font-size: 1.25rem;
  color: var(--teal);
  font-weight: 400;
  transition: transform 0.25s;
}
.faq-item[open] summary::after {
  content: "−";
}
.faq-item p {
  margin: 0;
  padding: 0 1.35rem 1.25rem;
  color: var(--text-muted);
  line-height: 1.75;
  font-size: 0.95rem;
}

/* ── Sticky download bar (mobile) ── */
.sticky-dl {
  display: none;
  position: fixed;
  bottom: 0; left: 0; right: 0;
  z-index: 90;
  padding: 0.75rem 1rem;
  background: rgba(3, 3, 8, 0.95);
  border-top: 1px solid rgba(45, 212, 191, 0.2);
  backdrop-filter: blur(16px);
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  transform: translateY(100%);
  transition: transform 0.35s var(--ease-out);
}
.sticky-dl.is-visible { transform: translateY(0); }
.sticky-dl-text {
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.3;
}
.sticky-dl .btn { padding: 0.55rem 1.1rem; font-size: 0.85rem; white-space: nowrap; }

/* ── Back to top ── */
.back-to-top {
  position: fixed;
  bottom: 5.5rem;
  right: 1.25rem;
  z-index: 85;
  width: 44px; height: 44px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 50%;
  background: rgba(45, 212, 191, 0.15);
  border: 1px solid rgba(45, 212, 191, 0.35);
  color: var(--teal);
  font-size: 1.25rem;
  text-decoration: none;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: opacity 0.3s, visibility 0.3s, transform 0.3s, background 0.2s;
}
.back-to-top.is-visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.back-to-top:hover {
  background: rgba(45, 212, 191, 0.25);
  color: var(--cyan);
}

@media (max-width: 960px) {
  .trust-bar { grid-template-columns: repeat(3, 1fr); }
  .install-steps { grid-template-columns: repeat(2, 1fr); }
  .install-detail-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .trust-bar { grid-template-columns: repeat(2, 1fr); }
  .install-steps { grid-template-columns: 1fr; }
  .sticky-dl { display: flex; }
  body { padding-bottom: 4.5rem; }
  .back-to-top { bottom: 5rem; }
  .video-showcase { grid-template-columns: 1fr; }
  .video-card-featured { grid-column: 1; }
}

/* ── Video showcase (Volta ads) ── */
.video-showcase {
  display: grid;
  grid-template-columns: 1.6fr 0.9fr;
  gap: 1.5rem;
  align-items: start;
}
.video-card {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform 0.4s var(--ease-out), border-color 0.3s, box-shadow 0.3s;
}
.video-card:hover {
  transform: translateY(-4px);
  border-color: rgba(45, 212, 191, 0.35);
  box-shadow: 0 20px 60px rgba(45, 212, 191, 0.08);
}
.video-frame {
  position: relative;
  background: #000;
  line-height: 0;
}
.video-frame video {
  width: 100%;
  height: auto;
  display: block;
  background: var(--void);
}
.video-frame-wide { aspect-ratio: 16 / 9; }
.video-frame-tall { aspect-ratio: 9 / 16; max-height: 520px; margin-inline: auto; }
.video-frame-tall video { object-fit: cover; height: 100%; }
.video-meta {
  padding: 1.25rem 1.5rem 1.5rem;
}
.video-meta h3 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  margin: 0 0 0.5rem;
}
.video-meta p {
  margin: 0 0 0.75rem;
  color: var(--text-muted);
  font-size: 0.92rem;
  line-height: 1.6;
}
.video-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--teal);
  background: rgba(45, 212, 191, 0.1);
  border: 1px solid rgba(45, 212, 191, 0.25);
  padding: 0.25rem 0.6rem;
  border-radius: 999px;
}
@media (max-width: 960px) {
  .video-showcase { grid-template-columns: 1fr; }
  .video-frame-tall { max-height: none; max-width: 320px; }
}