/* Sections: problem, lifecycle, value, network, integrations, pricing, verticals, security, footer */

/* ——— Problem (3 columns) ——— */
.deadlock {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border-top: 1px solid var(--line-dark);
  border-bottom: 1px solid var(--line-dark);
}
.deadlock__col {
  padding: 40px 32px;
  border-right: 1px solid var(--line-dark);
  position: relative;
}
.deadlock__col:last-child { border-right: 0; }
.deadlock__num {
  font-family: var(--font-body); font-size: 10px; letter-spacing: 0.18em;
  color: var(--accent); text-transform: uppercase; margin-bottom: 24px;
}
.deadlock__actor {
  font-family: var(--font-display); font-size: 13px; font-style: italic;
  color: var(--text-inv-muted); margin-bottom: 8px;
}
.deadlock__title {
  font-family: var(--font-display); font-size: 28px; line-height: 1.15;
  letter-spacing: -0.015em; color: var(--text-inv); margin: 0 0 16px;
}
.deadlock__body { color: var(--text-inv-muted); font-size: 15px; line-height: 1.6; }
.deadlock__icon {
  width: 28px; height: 28px; margin-bottom: 28px;
  color: var(--accent);
}

.deadlock-resolve {
  margin-top: 64px;
  text-align: center;
  display: flex; flex-direction: column; align-items: center; gap: 20px;
}
.deadlock-resolve__line {
  width: 1px; height: 40px; background: var(--accent);
  position: relative;
}
.deadlock-resolve__line::before, .deadlock-resolve__line::after {
  content: ''; position: absolute; top: 0;
  width: 180px; height: 1px; background: var(--accent);
}
.deadlock-resolve__line::before { right: 0; }
.deadlock-resolve__line::after { left: 0; }
.deadlock-resolve__badge {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 8px 18px; border: 1px solid var(--accent);
  border-radius: 999px; color: var(--accent);
  font-family: var(--font-body); font-size: 11px;
  letter-spacing: 0.14em; text-transform: uppercase;
}
.deadlock-resolve__text {
  font-family: var(--font-display); font-size: clamp(24px, 3vw, 36px);
  line-height: 1.2; color: var(--text-inv); max-width: 680px;
  letter-spacing: -0.015em; text-wrap: balance;
}
.deadlock-resolve__text em { font-style: italic; color: var(--accent); }

@media (max-width: 860px) {
  .deadlock { grid-template-columns: 1fr; }
  .deadlock__col { border-right: 0; border-bottom: 1px solid var(--line-dark); }
  .deadlock__col:last-child { border-bottom: 0; }
}

/* ——— Lifecycle timeline ——— */
.lifecycle {
  position: relative;
  padding: 20px 0;
}
.lifecycle__track {
  position: relative;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0;
}
.lifecycle__line {
  position: absolute;
  top: 32px;
  left: 10%; right: 10%;
  height: 2px;
  background: var(--color-gold-accent);
}
.lifecycle__step {
  position: relative;
  padding: 0 16px;
  text-align: center;
}
.lifecycle__node {
  width: 64px; height: 64px;
  margin: 0 auto 20px;
  border-radius: 50%;
  background: var(--color-bg-tertiary);
  border: 2px solid var(--color-gold-accent);
  display: inline-flex;
  align-items: center; justify-content: center;
  position: relative; z-index: 1;
  color: var(--ink);
}
.lifecycle__node .n { display: none; }
.lifecycle__node svg { width: 22px; height: 22px; }
.lifecycle__step h4 {
  font-family: var(--font-display); font-size: 18px; font-weight: 500;
  margin: 0 0 8px; letter-spacing: -0.01em;
}
.lifecycle__step p { font-size: 13px; color: var(--text-muted); line-height: 1.5; margin: 0; }
.lifecycle__step--active .lifecycle__node {
  background: var(--color-navy-primary); color: var(--color-gold-accent);
  border-color: var(--color-navy-primary);
  box-shadow: 0 0 0 6px var(--color-bg-primary);
}

.lifecycle__summary {
  text-align: center;
  width: 100%;
  font-size: 15px;
  color: var(--text-muted);
  margin: 48px auto 0;
  font-style: italic;
  letter-spacing: 0.01em;
}

.lifecycle-paths {
  margin-top: 96px;
  display: grid; grid-template-columns: 1fr 1fr; gap: 24px;
}
.lifecycle-path {
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: var(--color-bg-primary);
}
.lifecycle-path h5 {
  font-family: var(--font-body); font-size: 11px;
  letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--text-subtle); margin: 0 0 8px;
}
.lifecycle-path .title {
  font-family: var(--font-display); font-size: 22px;
  letter-spacing: -0.015em; margin: 0 0 10px;
}
.lifecycle-path .body { font-size: 14px; color: var(--text-muted); line-height: 1.55; margin: 0 0 20px; }
.lifecycle-path .demo {
  background: var(--color-bg-secondary);
  border: 1px solid var(--line);
  border-radius: var(--r);
  padding: 14px 16px;
  font-size: 13px;
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
}
.lifecycle-path .demo .lbl {
  font-family: var(--font-body); font-size: 10px;
  letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--text-muted);
}
.lifecycle-path .demo .act {
  padding: 6px 12px; border-radius: 6px;
  background: var(--ink); color: var(--bone);
  font-size: 12px;
}
.lifecycle-path .demo .act--brass { background: var(--accent); color: var(--ink); }
.lifecycle-path .demo .link {
  font-family: var(--font-body); font-size: 12px; color: var(--accent);
}

@media (max-width: 980px) {
  .lifecycle__track { grid-template-columns: repeat(2, 1fr); gap: 24px; }
  .lifecycle__line { display: none; }
  .lifecycle-paths { grid-template-columns: 1fr; }
}
@media (max-width: 520px) {
  .lifecycle__track { grid-template-columns: 1fr; }
}

/* ——— Value props grid ——— */
.valuegrid__transition {
  display: block;
  width: 100%;
  text-align: center;
  font-size: 15px;
  color: var(--text-muted);
  margin: 48px auto 0;
  font-style: italic;
  letter-spacing: 0.01em;
}

.valuegrid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  overflow: hidden;
}
.value-card {
  padding: 36px 32px;
  border-right: 2px solid var(--line);
  border-bottom: 2px solid var(--line);
  position: relative;
}
.value-card:nth-child(3n) { border-right: 0; }
.value-card:nth-last-child(-n+3) { border-bottom: 0; }
.value-card__ico {
  color: var(--accent);
  margin-bottom: 16px;
}
.value-card__ico svg { width: 24px; height: 24px; }
.value-card h4 {
  font-family: var(--font-display); font-size: 22px; font-weight: 500;
  letter-spacing: -0.015em; margin: 0 0 10px;
}
.value-card p { font-size: 14px; color: var(--text-muted); margin: 0; line-height: 1.55; }
.value-card__tag { display: none; }

@media (max-width: 980px) {
  .valuegrid { grid-template-columns: repeat(2, 1fr); }
  .value-card:nth-child(3n) { border-right: 2px solid var(--line); }
  .value-card:nth-child(2n) { border-right: 0; }
  .value-card:nth-last-child(-n+3) { border-bottom: 2px solid var(--line); }
  .value-card:nth-last-child(-n+2) { border-bottom: 0; }
}
@media (max-width: 640px) {
  .valuegrid { grid-template-columns: 1fr; }
  .value-card { border-right: 0 !important; border-bottom: 2px solid var(--line) !important; }
  .value-card:last-child { border-bottom: 0 !important; }
}

/* ——— Network effect ——— */
.network {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: clamp(40px, 6vw, 88px);
  align-items: center;
}
.network__copy h2 {
  font-family: var(--font-display);
  font-size: clamp(34px, 4.4vw, 56px);
  line-height: 1.05;
  font-weight: 400;
  letter-spacing: -0.02em;
  margin: 18px 0 24px;
}
.network__copy p { color: var(--text-inv-muted); font-size: 16px; line-height: 1.6; margin: 0 0 14px; max-width: 500px; }

.network__stats {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 28px; margin-top: 40px;
  padding-top: 32px; border-top: 1px solid var(--line-dark);
}
.network__stat .n {
  font-family: var(--font-display); font-size: 40px; letter-spacing: -0.02em;
  color: var(--accent); line-height: 1;
}
.network__stat .l {
  font-family: var(--font-body); font-size: 10px; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--text-inv-muted);
  margin-top: 8px;
}

.network__transition {
  text-align: center;
  font-size: 14px;
  color: var(--text-inv-muted);
  font-style: italic;
  margin-top: 32px;
  letter-spacing: 0.01em;
}

.network__viz {
  position: relative;
  aspect-ratio: 1;
  max-width: 572px; margin-left: auto;
}
.network__viz svg { width: 100%; height: 100%; }
.network__viz--image { aspect-ratio: auto; }
.network__viz--image img { display: block; width: 100%; height: auto; }

@media (max-width: 900px) {
  .network { grid-template-columns: 1fr; }
  .network__viz { margin: 0 auto; }
  .network__stats { grid-template-columns: repeat(3, 1fr); gap: 16px; }
}

/* ——— Integrations strip ——— */
.integrations {
  padding: 56px 0;
  background: var(--bone);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.integrations__label {
  text-align: center;
  font-family: var(--font-body); font-size: 11px;
  letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--text); margin-bottom: 32px;
}
.integrations__row {
  display: grid;
  grid-template-columns: repeat(9, 1fr);
  gap: 24px;
  align-items: center;
}
.integrations__logo {
  height: 32px; display: flex; align-items: center; justify-content: center;
  color: var(--ink); opacity: 0.8;
  font-family: var(--font-display);
  font-size: 15px;
  letter-spacing: 0.01em;
  transition: opacity 200ms ease, color 200ms ease;
  text-align: center;
}
.integrations__logo:hover { opacity: 1; color: var(--ink); }
.integrations__logo.mono { font-family: var(--font-body); font-size: 13px; letter-spacing: 0.04em; }

@media (max-width: 980px) {
  .integrations__row { grid-template-columns: repeat(3, 1fr); gap: 32px 16px; }
}

/* ——— Pricing ——— */
.pricing {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.price {
  padding: 36px 32px;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: var(--paper);
  display: flex; flex-direction: column;
  transition: border-color 200ms ease, transform 200ms ease;
}
.price:hover { transform: translateY(-2px); }
.price--featured {
  background: var(--ink); color: var(--text-inv);
  border-color: var(--ink); position: relative;
}
.price--featured .price__name { color: var(--accent); }
.price--featured .price__amt { color: var(--text-inv); }
.price--featured .price__unit { color: var(--text-inv-muted); }
.price--featured .price__desc { color: var(--text-inv-muted); }
.price--featured ul li { color: var(--text-inv-muted); }
.price--featured ul li svg { color: var(--accent); }
.price__badge {
  position: absolute; top: 16px; right: 16px;
  font-family: var(--font-body); font-size: 10px;
  letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--accent); padding: 4px 10px;
  border: 1px solid var(--accent); border-radius: 999px;
}
.price__name {
  font-family: var(--font-body); font-size: 11px;
  letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--accent); margin-bottom: 20px;
}
.price__amt {
  font-family: var(--font-display); font-size: 56px;
  letter-spacing: -0.03em; line-height: 1;
  color: var(--ink);
}
.price__unit { font-size: 14px; color: var(--text-muted); margin-top: 6px; }
.price__desc { font-size: 14px; color: var(--text-muted); margin: 20px 0 28px; line-height: 1.5; }
.price hr { border: 0; border-top: 1px solid var(--line); margin: 0 0 22px; }
.price--featured hr { border-top-color: var(--line-dark); }
.price ul { list-style: none; padding: 0; margin: 0 0 28px; flex: 1; }
.price ul li {
  display: flex; gap: 10px; align-items: flex-start;
  font-size: 14px; color: var(--text-muted); padding: 6px 0;
  line-height: 1.5;
}
.price ul li svg { width: 14px; height: 14px; color: var(--accent); flex-shrink: 0; margin-top: 4px; }
.price .btn { justify-content: center; width: 100%; }

@media (max-width: 960px) {
  .pricing { grid-template-columns: 1fr; }
}

/* ——— Verticals ——— */
.verticals {
  display: grid; grid-template-columns: 260px 1fr; gap: 40px;
}
.vert-tabs { display: flex; flex-direction: column; gap: 4px; }
.vert-tab {
  text-align: left;
  padding: 18px 20px;
  border: 1px solid transparent;
  border-left: 2px solid var(--line);
  border-radius: 0 var(--r) var(--r) 0;
  font-size: 15px;
  color: var(--text-muted);
  transition: all 180ms ease;
  display: flex; justify-content: space-between; align-items: center;
  cursor: pointer;
}
.vert-tab:hover { color: var(--ink); }
.vert-tab.active {
  border-left-color: var(--accent);
  color: var(--ink);
  background: var(--bone);
  font-weight: 500;
}
.vert-tab .aov {
  font-family: var(--font-body); font-size: 10px;
  color: var(--text-subtle); letter-spacing: 0.06em;
}
.vert-tab.active .aov { color: var(--accent); }

.vert-panel {
  background: var(--color-bg-primary);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  padding: 40px;
  min-height: 260px;
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 24px;
  align-items: center;
}
.vert-panel__content {
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.vert-panel__illustration {
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  border-radius: var(--r);
}
.vert-panel__illustration img {
  width: calc(100% + 8px);
  height: 100%;
  object-fit: cover;
  object-position: right center;
  border-radius: var(--r);
  margin-left: -8px;
}
.vert-panel__tag {
  display: inline-flex; align-items: center; gap: 8px;
  align-self: flex-start;
  padding: 4px 10px; border-radius: 999px;
  background: var(--accent-soft);
  font-family: var(--font-body); font-size: 10px;
  letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--accent);
}
.vert-panel h3 {
  font-family: var(--font-display);
  font-size: 40px; letter-spacing: -0.02em; margin: 20px 0 14px;
  font-weight: 400; line-height: 1.05;
}
.vert-panel p { font-size: 16px; color: var(--text-muted); margin: 0 0 28px; line-height: 1.55; }
.vert-panel__descriptors {
  font-family: var(--font-body); font-size: 13px;
  color: var(--text-muted); letter-spacing: 0.02em;
  padding-top: 20px; border-top: 1px solid var(--line);
}
.vert-panel__descriptors .vsep {
  font-size: 1.8em;
  position: relative;
  top: 4px;
}
.vert-panel__specs {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 20px; padding-top: 28px; border-top: 1px solid var(--line);
}
.vert-panel__spec .l {
  font-family: var(--font-body); font-size: 10px;
  letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--text-subtle); margin-bottom: 6px;
}
.vert-panel__spec .v { font-family: var(--font-display); font-size: 22px; letter-spacing: -0.015em; color: var(--ink); }

.vert-panel__swatch {
  position: absolute; top: 0; right: 0; bottom: 0; width: 40%;
  background: var(--bone);
  display: flex; align-items: center; justify-content: center;
  overflow: hidden;
  border-left: 1px solid var(--line);
}
.vert-panel__swatch-inner {
  width: 100%; height: 100%; position: relative;
  background: url('hero-vertical.avif') center / cover no-repeat;
}

@media (max-width: 900px) {
  .verticals { grid-template-columns: 1fr; }
  .vert-tabs { flex-direction: row; overflow-x: auto; border-bottom: 1px solid var(--line); }
  .vert-tab { border-left: 0; border-bottom: 2px solid transparent; border-radius: 0; white-space: nowrap; }
  .vert-tab.active { border-bottom-color: var(--accent); border-left-color: transparent; background: transparent; }
  .vert-panel { grid-template-columns: 1fr; }
  .vert-panel__illustration { display: none; }
  .vert-panel__swatch { display: none; }
  .vert-panel__specs { grid-template-columns: 1fr; gap: 16px; }
}

/* ——— Security strip ——— */
.security {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  overflow: hidden;
}
.security__item {
  padding: 32px 28px;
  border-right: 2px solid var(--line);
}
.security__item:last-child { border-right: 0; }
.security__ico { color: var(--accent); margin-bottom: 16px; }
.security__ico svg { width: 24px; height: 24px; }
.security__k { font-family: var(--font-display); font-size: 18px; font-weight: 500; letter-spacing: -0.01em; margin-bottom: 6px; }
.security__d { font-size: 13px; color: var(--text-muted); line-height: 1.5; }

.security-note {
  margin-top: 32px; padding: 24px 28px;
  background: var(--bone);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  display: flex; gap: 18px; align-items: flex-start;
}
.security-note svg { width: 22px; height: 22px; color: var(--accent); flex-shrink: 0; margin-top: 2px; }
.security-note p { margin: 0; font-size: 14px; line-height: 1.55; color: var(--text-muted); }
.security-note p strong { color: var(--ink); font-weight: 500; }

.security__transition {
  display: block;
  width: 100%;
  text-align: center;
  font-size: 15px;
  color: var(--text-muted);
  margin: 48px auto 0;
  font-style: italic;
  letter-spacing: 0.01em;
}

@media (max-width: 900px) {
  .security { grid-template-columns: repeat(2, 1fr); }
  .security__item:nth-child(2n) { border-right: 0; }
  .security__item:nth-child(-n+2) { border-bottom: 2px solid var(--line); }
}
@media (max-width: 520px) {
  .security { grid-template-columns: 1fr; }
  .security__item { border-right: 0; border-bottom: 2px solid var(--line); }
  .security__item:last-child { border-bottom: 0; }
}

/* ——— Footer CTA + footer ——— */
.footer-cta {
  padding: clamp(80px, 10vw, 140px) 0;
  background: var(--ink);
  color: var(--text-inv);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.footer-cta__bg {
  position: absolute; inset: 0;
  pointer-events: none;
}
.footer-cta__inner { position: relative; z-index: 1; }
.footer-cta h2 {
  font-family: var(--font-display);
  font-size: clamp(40px, 5.5vw, 72px);
  line-height: 1.02; letter-spacing: -0.025em;
  font-weight: 400;
  margin: 0 auto 20px; max-width: 860px;
  text-wrap: balance;
}
.footer-cta h2 em { font-style: italic; color: var(--accent); }
.footer-cta p {
  color: var(--text-inv-muted); font-size: 17px;
  max-width: 560px; margin: 0 auto 40px;
  line-height: 1.55;
}

.footer-cta__form {
  display: flex; gap: 10px; max-width: 520px; margin: 0 auto;
  padding: 6px; background: rgba(255,255,255,0.05);
  border: 1px solid var(--line-dark); border-radius: 3px;
}
.footer-cta__form input {
  flex: 1; background: transparent; border: 0; outline: 0;
  padding: 10px 18px;
  color: var(--text-inv); font-family: inherit; font-size: 14px;
}
.footer-cta__form input::placeholder { color: var(--text-inv-muted); }
.footer-cta__form .btn { padding: 10px 20px; font-size: 13px; }

.footer-cta__buttons {
  display: flex; gap: 16px; justify-content: center; flex-wrap: wrap;
  margin-top: 32px;
}
.footer-cta__buttons .btn { padding: 14px 28px; font-size: 14px; }

.footer {
  padding: 64px 0 32px;
  background: var(--ink);
  color: var(--text-inv);
  border-top: 1px solid var(--line-dark);
}
.footer__grid {
  display: grid;
  grid-template-columns: 1.4fr repeat(4, 1fr);
  gap: 40px;
  margin-bottom: 40px;
}
.footer__brand { max-width: 280px; }
.footer__brand p { color: var(--text-inv-muted); font-size: 14px; line-height: 1.55; margin: 16px 0 0; }
.footer__col h5 {
  font-family: var(--font-body); font-size: 10px;
  letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--text-inv-muted); margin: 0 0 20px;
}
.footer__col ul { list-style: none; padding: 0; margin: 0; }
.footer__col li { margin-bottom: 12px; }
.footer__col a { color: var(--text-inv); font-size: 14px; transition: color 160ms ease; }
.footer__col a:hover { color: var(--accent); }

.footer__bottom {
  display: flex; justify-content: space-between; align-items: center;
  padding-top: 24px; border-top: 1px solid var(--line-dark);
  font-family: var(--font-body); font-size: 11px;
  color: var(--text-inv-muted); letter-spacing: 0.06em;
  flex-wrap: wrap; gap: 12px;
}
.footer__bottom .status {
  display: inline-flex; gap: 8px; align-items: center; color: var(--text-inv-muted);
}
.footer__bottom .status::before {
  content: ''; width: 6px; height: 6px; border-radius: 50%;
  background: var(--ok); box-shadow: 0 0 0 3px rgba(74, 154, 107, 0.2);
}

@media (max-width: 900px) {
  .footer__grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .footer__brand { grid-column: span 2; max-width: none; }
}
@media (max-width: 520px) {
  .footer__grid { grid-template-columns: 1fr; }
  .footer__brand { grid-column: span 1; }
  .footer__bottom { flex-direction: column; align-items: flex-start; }
}

/* ——— Tweaks panel ——— */
.tweaks {
  position: fixed; bottom: 20px; right: 20px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  padding: 18px 20px;
  box-shadow: var(--shadow-lg);
  z-index: 100;
  font-size: 13px;
  width: 240px;
  display: none;
}
.tweaks.open { display: block; }
.tweaks h5 {
  font-family: var(--font-body); font-size: 10px;
  letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--text-subtle); margin: 0 0 14px;
}
.tweaks__row { display: flex; gap: 8px; margin-bottom: 14px; }
.tweaks__sw {
  flex: 1; height: 32px; border-radius: 6px;
  border: 1px solid var(--line); cursor: pointer;
  position: relative; transition: all 160ms ease;
}
.tweaks__sw.active { border-color: var(--ink); box-shadow: inset 0 0 0 2px var(--paper), inset 0 0 0 3px var(--ink); }
.tweaks__label { font-size: 11px; color: var(--text-muted); }