/* HookWatch landing — static, no build step */

:root {
  --bg: #0b1220;
  --bg-elevated: #121a2b;
  --bg-card: #152036;
  --border: rgba(148, 163, 184, 0.2);
  --text: #e8eef9;
  --muted: #9aa8c0;
  --accent: #3dd6c6;
  --accent-dim: rgba(61, 214, 198, 0.14);
  --accent-strong: #2bbfaf;
  --warn: #f0c14b;
  --warn-soft: rgba(240, 193, 75, 0.1);
  --danger-soft: rgba(248, 113, 113, 0.12);
  --ok-soft: rgba(61, 214, 198, 0.1);
  --retry: #fbbf24;
  --radius: 14px;
  --shadow: 0 18px 50px rgba(0, 0, 0, 0.35);
  --font: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
  --max: 1080px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font);
  background:
    radial-gradient(1100px 520px at 78% -8%, #1a2a4a 0%, transparent 55%),
    radial-gradient(720px 380px at -5% 18%, rgba(61, 214, 198, 0.09) 0%, transparent 50%),
    var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

a:hover {
  text-decoration: underline;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--accent);
  color: #04201c;
  padding: 0.5rem 0.75rem;
  z-index: 100;
}

.skip-link:focus {
  left: 0.75rem;
  top: 0.75rem;
}

.wrap {
  width: min(100% - 2rem, var(--max));
  margin-inline: auto;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(14px);
  background: rgba(11, 18, 32, 0.88);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.9rem 0;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text);
  text-decoration: none;
  flex-shrink: 0;
}

.logo:hover {
  text-decoration: none;
  color: var(--accent);
}

.logo-mark {
  width: 1.15rem;
  height: 1.15rem;
  border-radius: 4px;
  background: linear-gradient(135deg, var(--accent), #5b8cff);
  box-shadow: 0 0 0 3px var(--accent-dim);
}

.nav {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.65rem 1.1rem;
  font-size: 0.95rem;
}

.nav-link {
  color: var(--muted);
}

.nav-link:hover {
  color: var(--text);
  text-decoration: none;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.72rem 1.2rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: transform 0.12s ease, background 0.12s ease, border-color 0.12s ease;
  white-space: nowrap;
}

.btn:hover {
  text-decoration: none;
  transform: translateY(-1px);
}

.btn-sm {
  padding: 0.42rem 0.9rem;
  font-size: 0.85rem;
}

.btn-primary {
  background: var(--accent);
  color: #04201c;
}

.btn-primary:hover {
  background: var(--accent-strong);
  color: #04201c;
}

.btn-outline {
  border-color: var(--border);
  color: var(--text);
  background: transparent;
}

.btn-outline:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.btn-block {
  width: 100%;
  margin-top: 0.35rem;
}

.btn-disabled {
  opacity: 0.55;
  pointer-events: none;
  cursor: default;
  transform: none;
}

/* Hero */
.hero {
  padding: 3.25rem 0 2.75rem;
}

.hero-inner {
  max-width: 46rem;
}

.eyebrow {
  display: inline-block;
  margin: 0 0 1rem;
  padding: 0.32rem 0.75rem;
  border-radius: 999px;
  background: var(--accent-dim);
  color: var(--accent);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.hero h1 {
  margin: 0 0 1.1rem;
  font-size: clamp(1.7rem, 4.2vw, 2.45rem);
  line-height: 1.2;
  letter-spacing: -0.03em;
}

.lede {
  margin: 0 0 0.9rem;
  font-size: clamp(1.02rem, 2vw, 1.15rem);
  color: var(--text);
  max-width: 42rem;
}

.hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 0 0 0.85rem;
}

.pill {
  display: inline-flex;
  align-items: center;
  padding: 0.28rem 0.7rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--bg-elevated);
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.tagline {
  margin: 0 0 1.6rem;
  color: var(--muted);
  font-size: 0.98rem;
  max-width: 38rem;
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem 1rem;
  margin-bottom: 0.85rem;
}

.badge-sandbox {
  display: inline-flex;
  align-items: center;
  padding: 0.32rem 0.65rem;
  border-radius: 6px;
  border: 1px dashed var(--warn);
  color: var(--warn);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.sandbox-hint {
  margin: 0;
  color: var(--muted);
  font-size: 0.85rem;
  max-width: 32rem;
}

.sandbox-hint strong {
  color: var(--warn);
  font-weight: 700;
}

/* Sections */
.section {
  padding: 2.75rem 0 3rem;
  border-top: 1px solid var(--border);
}

.section h2 {
  margin: 0 0 0.55rem;
  font-size: clamp(1.35rem, 2.5vw, 1.65rem);
  letter-spacing: -0.02em;
}

.section-intro {
  margin: 0 0 1.6rem;
  color: var(--muted);
  max-width: 46rem;
  font-size: 1.02rem;
}

.section-intro strong {
  color: var(--text);
  font-weight: 650;
}

/* Info / constraint cards */
.constraint-grid,
.problem-cards {
  display: grid;
  gap: 1rem;
  grid-template-columns: 1fr;
}

@media (min-width: 720px) {
  .constraint-grid,
  .problem-cards {
    grid-template-columns: repeat(3, 1fr);
  }
}

.info-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.2rem 1.25rem;
}

.info-card-warn {
  background: linear-gradient(180deg, var(--warn-soft) 0%, var(--bg-elevated) 55%);
  border-color: rgba(240, 193, 75, 0.28);
}

.info-card h3 {
  margin: 0 0 0.4rem;
  font-size: 1.02rem;
}

.info-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.94rem;
}

.info-card p + p {
  margin-top: 0.65rem;
}

.cite {
  font-size: 0.8rem !important;
  color: var(--muted);
}

.cite a {
  word-break: break-word;
}

/* Flow diagram */
.flow {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 0.65rem 0.5rem;
  margin: 0 0 1.75rem;
  padding: 1.25rem 1rem;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.flow-node {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 0.2rem;
  min-width: 7.5rem;
  padding: 0.85rem 1rem;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: var(--bg-card);
}

.flow-node-accent {
  border-color: rgba(61, 214, 198, 0.45);
  background: linear-gradient(180deg, rgba(61, 214, 198, 0.12) 0%, var(--bg-card) 70%);
  box-shadow: 0 0 0 1px var(--accent-dim);
}

.flow-label {
  font-weight: 700;
  font-size: 0.92rem;
  letter-spacing: -0.01em;
}

.flow-sub {
  font-size: 0.78rem;
  color: var(--muted);
}

.flow-arrow {
  color: var(--accent);
  display: inline-flex;
  align-items: center;
}

@media (max-width: 640px) {
  .flow {
    flex-direction: column;
  }

  .flow-arrow {
    transform: rotate(90deg);
  }

  .flow-node {
    width: min(100%, 16rem);
  }
}

/* How it works steps */
.steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.9rem;
}

.steps > li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1rem;
  padding: 1.15rem 1.25rem;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  border-radius: 50%;
  background: var(--accent-dim);
  color: var(--accent);
  font-weight: 700;
  font-size: 0.9rem;
  flex-shrink: 0;
}

.steps h3 {
  margin: 0 0 0.35rem;
  font-size: 1.05rem;
}

.steps p {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.term {
  color: var(--accent);
  font-size: 0.88em;
  font-weight: 600;
  white-space: nowrap;
}

.how-note {
  margin: 1.35rem 0 0;
  padding: 0.9rem 1.1rem;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: rgba(91, 140, 255, 0.06);
  color: var(--muted);
  font-size: 0.9rem;
}

/* Failure-mode grid */
.fail-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: 1fr;
}

@media (min-width: 800px) {
  .fail-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.fail-card {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 0.65rem;
  align-items: stretch;
  padding: 1.15rem 1.2rem;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

@media (max-width: 560px) {
  .fail-card {
    grid-template-columns: 1fr;
    text-align: left;
  }

  .fail-arrow {
    transform: rotate(90deg);
    justify-self: center;
  }
}

.fail-from,
.fail-to {
  min-width: 0;
}

.fail-label {
  display: inline-block;
  margin-bottom: 0.35rem;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--warn);
}

.fail-label-ok {
  color: var(--accent);
}

.fail-card h3 {
  margin: 0 0 0.35rem;
  font-size: 0.98rem;
}

.fail-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.88rem;
}

.fail-to {
  padding: 0.15rem 0 0;
  border-radius: 10px;
}

.fail-arrow {
  display: flex;
  align-items: center;
  color: var(--accent);
  font-weight: 700;
  font-size: 1.1rem;
  opacity: 0.85;
}

/* Timeline illustration */
.illus-label {
  display: inline-block;
  margin: -0.6rem 0 1rem;
  padding: 0.25rem 0.6rem;
  border-radius: 6px;
  border: 1px dashed rgba(148, 163, 184, 0.35);
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.timeline-panel {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem 1.35rem 1.35rem;
  box-shadow: var(--shadow);
  max-width: 40rem;
}

.timeline-header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem 1rem;
  margin-bottom: 1.15rem;
  padding-bottom: 0.9rem;
  border-bottom: 1px solid var(--border);
}

.timeline-header > div {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  flex-wrap: wrap;
}

.mono {
  font-family: var(--mono);
  font-size: 0.85rem;
  color: var(--text);
}

.chip {
  display: inline-flex;
  align-items: center;
  padding: 0.18rem 0.55rem;
  border-radius: 999px;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.chip-ok {
  background: var(--ok-soft);
  color: var(--accent);
  border: 1px solid rgba(61, 214, 198, 0.35);
}

.timeline-meta {
  color: var(--muted);
  font-size: 0.8rem;
}

.timeline {
  list-style: none;
  margin: 0;
  padding: 0 0 0 0.35rem;
  position: relative;
}

.tl-item {
  position: relative;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.85rem;
  padding: 0 0 1.1rem 0;
}

.tl-item:last-child {
  padding-bottom: 0.25rem;
}

.tl-item:not(:last-child)::before {
  content: "";
  position: absolute;
  left: 0.42rem;
  top: 1.1rem;
  bottom: 0;
  width: 2px;
  background: var(--border);
}

.tl-dot {
  width: 0.9rem;
  height: 0.9rem;
  margin-top: 0.2rem;
  border-radius: 50%;
  border: 2px solid var(--accent);
  background: var(--bg);
  z-index: 1;
}

.tl-done .tl-dot {
  background: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-dim);
}

.tl-retry .tl-dot {
  border-color: var(--retry);
  background: rgba(251, 191, 36, 0.35);
}

.tl-body {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  min-width: 0;
}

.tl-body strong {
  font-size: 0.95rem;
}

.tl-time {
  font-family: var(--mono);
  font-size: 0.75rem;
  color: var(--muted);
}

.tl-detail {
  font-size: 0.88rem;
  color: var(--muted);
}

.timeline-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem 1rem;
  margin-top: 1.15rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
}

.timeline-hint {
  color: var(--muted);
  font-size: 0.85rem;
  max-width: 28rem;
}

/* 3-step setup */
.setup-grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1rem;
  grid-template-columns: 1fr;
}

@media (min-width: 720px) {
  .setup-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.setup-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.35rem 1.3rem 1.45rem;
  position: relative;
}

.setup-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.1rem;
  height: 2.1rem;
  margin-bottom: 0.85rem;
  border-radius: 50%;
  background: var(--accent);
  color: #04201c;
  font-weight: 800;
  font-size: 0.95rem;
}

.setup-card h3 {
  margin: 0 0 0.45rem;
  font-size: 1.05rem;
}

.setup-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.94rem;
}

/* Contrast table */
.contrast-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-elevated);
  -webkit-overflow-scrolling: touch;
}

.contrast-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
  min-width: 640px;
}

.contrast-table th,
.contrast-table td {
  padding: 0.85rem 1rem;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--border);
  color: var(--muted);
}

.contrast-table thead th {
  background: rgba(61, 214, 198, 0.06);
  color: var(--text);
  font-weight: 700;
  font-size: 0.85rem;
  white-space: nowrap;
}

.contrast-table thead th:nth-child(2) {
  color: var(--accent);
}

.contrast-table tbody th {
  color: var(--text);
  font-weight: 600;
  width: 8.5rem;
  background: rgba(0, 0, 0, 0.12);
}

.contrast-table tbody tr:last-child th,
.contrast-table tbody tr:last-child td {
  border-bottom: none;
}

.contrast-table td strong {
  color: var(--accent);
}

.contrast-note {
  margin: 1.15rem 0 0;
  color: var(--muted);
  font-size: 0.92rem;
  max-width: 48rem;
}

/* What / isn't */
.split-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: 1fr;
}

@media (min-width: 720px) {
  .split-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.4rem 1.45rem 1.5rem;
}

.card-yes {
  background: linear-gradient(180deg, var(--ok-soft) 0%, var(--bg-card) 45%);
  border-color: rgba(61, 214, 198, 0.28);
}

.card-no {
  background: linear-gradient(180deg, var(--danger-soft) 0%, var(--bg-card) 45%);
  border-color: rgba(248, 113, 113, 0.22);
}

.card h3 {
  margin: 0 0 0.75rem;
  font-size: 1.1rem;
}

.card ul {
  margin: 0;
  padding: 0 0 0 1.15rem;
  color: var(--muted);
  font-size: 0.95rem;
}

.card ul li {
  margin-bottom: 0.4rem;
}

.card ul li:last-child {
  margin-bottom: 0;
}

.card-note {
  margin: 1rem 0 0;
  color: var(--muted);
  font-size: 0.85rem;
}

/* Pricing */
.pricing-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: 1fr;
}

@media (min-width: 640px) {
  .pricing-grid {
    grid-template-columns: 1fr 1fr;
    align-items: stretch;
  }
}

.card-featured {
  border-color: rgba(61, 214, 198, 0.45);
  box-shadow: var(--shadow);
  background: linear-gradient(180deg, rgba(61, 214, 198, 0.1) 0%, var(--bg-card) 42%);
  display: flex;
  flex-direction: column;
}

.plan-badge {
  margin: 0 0 0.55rem;
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.price {
  margin: 0 0 1rem;
}

.price .amount {
  font-size: 2.15rem;
  font-weight: 750;
  letter-spacing: -0.03em;
}

.price .per {
  color: var(--muted);
  font-size: 0.95rem;
  margin-left: 0.15rem;
}

.card-featured ul {
  flex: 1;
  margin-bottom: 1rem;
}

.sandbox-note {
  margin: 0.85rem 0 0;
  font-size: 0.8rem;
  color: var(--muted);
  text-align: center;
}

.sandbox-note strong {
  color: var(--warn);
  font-weight: 700;
}

/* FAQ */
.faq-list {
  display: grid;
  gap: 0.75rem;
  max-width: 44rem;
}

.faq-item {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 0.15rem 1.1rem 0.15rem;
}

.faq-item summary {
  cursor: pointer;
  font-weight: 650;
  font-size: 0.98rem;
  padding: 0.95rem 0;
  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: "+";
  color: var(--accent);
  font-weight: 700;
  font-size: 1.15rem;
  flex-shrink: 0;
}

.faq-item[open] summary::after {
  content: "–";
}

.faq-item p {
  margin: 0 0 1rem;
  color: var(--muted);
  font-size: 0.94rem;
}

.faq-item p strong {
  color: var(--text);
}

/* Final CTA */
.final-cta {
  background: linear-gradient(180deg, rgba(61, 214, 198, 0.07) 0%, transparent 70%);
}

.final-cta-inner {
  max-width: 40rem;
  text-align: left;
}

.final-cta h2 {
  margin-bottom: 0.65rem;
}

.final-cta p {
  margin: 0 0 1.25rem;
  color: var(--muted);
  font-size: 1.02rem;
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 2.25rem 0 2.75rem;
}

.footer-inner {
  max-width: 44rem;
}

.disclaimer {
  margin: 0 0 0.75rem;
  color: var(--text);
  font-size: 0.95rem;
}

.footer-sandbox {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem 0.75rem;
  margin: 0 0 0.85rem;
  color: var(--muted);
  font-size: 0.85rem;
}

.footer-sandbox strong {
  color: var(--warn);
  font-weight: 700;
}

.badge-sandbox-inline {
  flex-shrink: 0;
}

.legal-note {
  margin: 0 0 1.35rem;
  color: var(--muted);
  font-size: 0.85rem;
}

.footer-meta {
  margin: 0;
  color: var(--muted);
  font-size: 0.85rem;
}

.logo-inline {
  font-weight: 700;
  color: var(--text);
}

/* Mobile: keep CTA visible; tuck text links only when very narrow */
@media (max-width: 720px) {
  .nav-link {
    display: none;
  }
}

@media (max-width: 560px) {
  .hero {
    padding-top: 2.25rem;
  }

  .header-inner {
    gap: 0.75rem;
  }
}

@media (max-width: 380px) {
  .btn-sm {
    padding: 0.4rem 0.7rem;
    font-size: 0.8rem;
  }
}