/* ═══════════════════════════════════════════════════════════════════
   AQUIPLEX PLATFORM DESIGN SYSTEM — v1
   Scope: all classes prefixed `px-` so this file can coexist with
   legacy styles.css during migration. Pages opting fully in add
   class="px-page" to <body>.
   Palette: ink charcoal / warm paper. Single steel-aqua accent.
   Type: Inter (UI) + Newsreader (display).
   ═══════════════════════════════════════════════════════════════════ */

:root {
  /* ink (dark) — default */
  --px-bg:            #0b0e12;
  --px-surface:       #11151b;
  --px-surface-2:     #171c24;
  --px-line:          rgba(255,255,255,0.07);
  --px-line-strong:   rgba(255,255,255,0.12);
  --px-text:          #e8ecf1;
  --px-text-2:        #9aa4b2;
  --px-text-3:        #667085;
  --px-accent:        #4fa3b8;
  --px-accent-strong: #6fbdd0;
  --px-accent-ink:    #0b0e12;
  --px-danger:        #e5726b;
  --px-success:       #6fbf8f;
  --px-warning:       #d8a35a;

  --px-radius-sm: 6px;
  --px-radius:    10px;
  --px-radius-lg: 14px;

  --px-shadow-sm: 0 1px 2px rgba(0,0,0,0.25);
  --px-shadow:    0 8px 30px rgba(0,0,0,0.35);
  --px-shadow-lg: 0 24px 60px rgba(0,0,0,0.45);

  --px-font-sans: 'Inter', ui-sans-serif, system-ui, -apple-system, 'Segoe UI', sans-serif;
  --px-font-display: 'Newsreader', Georgia, 'Times New Roman', serif;
  --px-font-mono: 'JetBrains Mono', ui-monospace, 'SF Mono', Menlo, monospace;

  --px-w-content: 1120px;
  --px-w-narrow:  720px;

  /* fluid spacing scale (8px system, scales with viewport) */
  --px-gutter:   clamp(20px, 4.5vw, 24px);
  --px-space-sec: clamp(64px, 10vw, 96px);   /* between major sections */
  --px-space-blk: clamp(32px, 6vw, 48px);    /* between blocks in a page */
  --px-space-el:  clamp(20px, 4vw, 28px);    /* inside/around elements */

  --px-ease: cubic-bezier(0.25, 0.1, 0.25, 1);
  --px-t-fast: 120ms;
  --px-t: 180ms;
}

.px-light {
  --px-bg:            #fafaf8;
  --px-surface:       #ffffff;
  --px-surface-2:     #f3f3f0;
  --px-line:          #e8e6e1;
  --px-line-strong:   #d8d5cf;
  --px-text:          #17191d;
  --px-text-2:        #5c6470;
  --px-text-3:        #8a919c;
  --px-accent:        #106b7e;
  --px-accent-strong: #0d5967;
  --px-accent-ink:    #ffffff;
  --px-shadow-sm: 0 1px 2px rgba(23,25,29,0.06);
  --px-shadow:    0 8px 30px rgba(23,25,29,0.08);
  --px-shadow-lg: 0 24px 60px rgba(23,25,29,0.12);
}

/* ── Base (opt-in pages only) ─────────────────────────────────────── */
body.px-page {
  margin: 0;
  background: var(--px-bg);
  color: var(--px-text);
  font-family: var(--px-font-sans);
  font-size: 15px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  padding-top: 0;
}
body.px-page *, body.px-page *::before, body.px-page *::after { box-sizing: border-box; }
body.px-page a:not(.px-btn) { color: inherit; text-decoration: none; }
body.px-page ::selection { background: rgba(79,163,184,0.28); }
body.px-page img, body.px-page svg { max-width: 100%; height: auto; }
body.px-page.px-menu-open { overflow: hidden; }

html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; }

/* one visible, consistent focus ring for every interactive element */
body.px-page a:focus-visible,
body.px-page button:focus-visible,
body.px-page summary:focus-visible,
body.px-page [tabindex]:focus-visible {
  outline: 2px solid var(--px-accent);
  outline-offset: 2px;
  border-radius: var(--px-radius-sm);
}

body.px-page h1, body.px-page h2, body.px-page h3 {
  margin: 0;
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

@media (prefers-reduced-motion: reduce) {
  .px-page *, .px-page *::before, .px-page *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}

/* ── Layout primitives ────────────────────────────────────────────── */
.px-container { max-width: var(--px-w-content); margin: 0 auto; padding: 0 var(--px-gutter); }
.px-narrow    { max-width: var(--px-w-narrow);  margin: 0 auto; padding: 0 var(--px-gutter); }
.px-section   { padding: var(--px-space-sec) 0; }
.px-section + .px-section { border-top: 1px solid var(--px-line); }

.px-eyebrow {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--px-text-3);
  margin-bottom: 16px;
}

.px-display {
  font-family: var(--px-font-display);
  font-weight: 500;
  letter-spacing: -0.015em;
}

/* signature: waterline — a hairline that carries a single slow light pass */
.px-waterline {
  height: 1px;
  border: 0;
  margin: 0;
  background: linear-gradient(90deg,
    transparent 0%,
    var(--px-line-strong) 20%,
    var(--px-line-strong) 80%,
    transparent 100%);
  position: relative;
  overflow: hidden;
}
.px-waterline::after {
  content: '';
  position: absolute;
  top: 0; left: -30%;
  width: 30%; height: 1px;
  background: linear-gradient(90deg, transparent, var(--px-accent), transparent);
  animation: px-waterline-pass 7s var(--px-ease) infinite;
  opacity: 0.7;
}
@keyframes px-waterline-pass {
  0%, 60% { left: -30%; }
  100%    { left: 130%; }
}

/* ── Buttons ──────────────────────────────────────────────────────── */
.px-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 9px 18px;
  border-radius: var(--px-radius-sm);
  border: 1px solid transparent;
  font-family: var(--px-font-sans);
  font-size: 14px;
  font-weight: 500;
  line-height: 1.2;
  cursor: pointer;
  white-space: nowrap;
  transition: background var(--px-t-fast) var(--px-ease),
              border-color var(--px-t-fast) var(--px-ease),
              color var(--px-t-fast) var(--px-ease),
              transform var(--px-t-fast) var(--px-ease);
  user-select: none;
}
.px-btn:active { transform: scale(0.985); }
.px-btn:focus-visible { outline: 2px solid var(--px-accent); outline-offset: 2px; }

.px-btn.px-btn-primary { background: var(--px-text); color: var(--px-bg); }
.px-btn.px-btn-primary:hover { background: var(--px-text-2); }
.px-light .px-btn.px-btn-primary { background: #17191d; color: #fff; }
.px-light .px-btn.px-btn-primary:hover { background: #2b2f36; }

.px-btn.px-btn-accent { background: var(--px-accent); color: var(--px-accent-ink); }
.px-btn.px-btn-accent:hover { background: var(--px-accent-strong); }

.px-btn.px-btn-secondary {
  background: transparent;
  border-color: var(--px-line-strong);
  color: var(--px-text);
}
.px-btn.px-btn-secondary:hover { border-color: var(--px-text-3); background: var(--px-surface-2); }

.px-btn.px-btn-ghost { background: transparent; color: var(--px-text-2); }
.px-btn.px-btn-ghost:hover { color: var(--px-text); background: var(--px-surface-2); }

.px-btn { min-height: 36px; }
.px-btn-lg { padding: 12px 24px; font-size: 15px; border-radius: var(--px-radius-sm); min-height: 44px; }
.px-btn-sm { padding: 6px 12px; font-size: 13px; min-height: 30px; }
.px-btn[disabled], .px-btn.is-loading { opacity: 0.55; pointer-events: none; }

/* loading state — inline spinner, label stays for layout stability */
.px-btn.is-loading::before {
  content: '';
  width: 13px; height: 13px;
  border: 2px solid currentColor;
  border-top-color: transparent;
  border-radius: 50%;
  animation: px-btn-spin 0.7s linear infinite;
}
@keyframes px-btn-spin { to { transform: rotate(360deg); } }

/* full-width helper (mobile CTAs, card actions) */
.px-btn-block { width: 100%; }

/* centered/stacking action rows — replaces ad-hoc inline flex rows */
.px-btn-row { display: flex; gap: 12px; flex-wrap: wrap; }
.px-btn-row.center { justify-content: center; }
@media (max-width: 480px) {
  .px-btn-row { flex-direction: column; align-items: stretch; }
  .px-btn-row .px-btn { width: 100%; }
}

/* touch devices: every control meets the 44px target without changing desktop */
@media (pointer: coarse) {
  .px-btn { min-height: 44px; }
  .px-btn-sm { min-height: 40px; }
  .px-nav-burger { width: 44px; height: 44px; }
  .px-nav-avatar-btn { width: 36px; height: 36px; }
}

/* ── Cards ────────────────────────────────────────────────────────── */
.px-card {
  background: var(--px-surface);
  border: 1px solid var(--px-line);
  border-radius: var(--px-radius-lg);
  transition: border-color var(--px-t) var(--px-ease);
}
.px-card-hover:hover { border-color: var(--px-line-strong); }
.px-card-pad { padding: clamp(18px, 3.5vw, 24px); }

/* mobile density — one rule set so every card tightens identically */
@media (max-width: 600px) {
  .px-founder { padding: 22px 20px; }
  .pack-card { padding: 22px 20px; }
  .px-stat { padding: 15px 16px; }
  .px-feature { padding: 24px 20px; }
  .px-free-callout { padding: 20px; }
}

/* ── Inputs ───────────────────────────────────────────────────────── */
.px-input, .px-select, .px-textarea {
  width: 100%;
  background: var(--px-surface);
  border: 1px solid var(--px-line-strong);
  border-radius: var(--px-radius-sm);
  color: var(--px-text);
  font-family: var(--px-font-sans);
  font-size: 14px;
  padding: 10px 12px;
  transition: border-color var(--px-t-fast) var(--px-ease), box-shadow var(--px-t-fast) var(--px-ease);
}
.px-input::placeholder, .px-textarea::placeholder { color: var(--px-text-3); }
.px-input:focus, .px-select:focus, .px-textarea:focus {
  outline: none;
  border-color: var(--px-accent);
  box-shadow: 0 0 0 3px rgba(79,163,184,0.18);
}
.px-label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: var(--px-text-2);
  margin-bottom: 6px;
}

/* ── Badges ───────────────────────────────────────────────────────── */
.px-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: 0.04em;
  padding: 3px 10px;
  border-radius: 999px;
  border: 1px solid var(--px-line-strong);
  color: var(--px-text-2);
  background: var(--px-surface);
}
.px-badge-accent { border-color: rgba(79,163,184,0.4); color: var(--px-accent-strong); }
.px-light .px-badge-accent { color: var(--px-accent); }
.px-badge-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--px-success);
}

/* ── Tables ───────────────────────────────────────────────────────── */
.px-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}
.px-table th {
  text-align: left;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--px-text-3);
  padding: 10px 16px;
  border-bottom: 1px solid var(--px-line-strong);
}
.px-table td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--px-line);
  color: var(--px-text-2);
}
.px-table td:first-child { color: var(--px-text); }
.px-table tr:last-child td { border-bottom: 0; }

/* ═══════════════════════════════════════════════════════════════════
   NAV — self-contained, safe on legacy pages
   ═══════════════════════════════════════════════════════════════════ */
.px-nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: 60px;
  z-index: 9999;
  background: color-mix(in srgb, var(--px-bg) 82%, transparent);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--px-line);
  font-family: var(--px-font-sans);
  font-size: 14px;
}
body:not(.px-page) .px-nav {
  /* legacy pages: keep dark ink even if page bg differs */
  --px-bg: #0b0e12;
}
.px-nav-inner {
  max-width: var(--px-w-content);
  margin: 0 auto;
  height: 100%;
  padding: 0 max(var(--px-gutter), env(safe-area-inset-right)) 0 max(var(--px-gutter), env(safe-area-inset-left));
  display: flex;
  align-items: center;
  gap: 28px;
}
.px-nav-logo {
  display: flex;
  align-items: center;
  gap: 9px;
  color: var(--px-text) !important;
  text-decoration: none !important;
  flex-shrink: 0;
}
.px-nav-logo img { width: 22px; height: 22px; object-fit: contain; }
.px-nav-wordmark {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.14em;
}
.px-nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
  flex: 1;
}
.px-nav-link {
  padding: 6px 11px;
  border-radius: var(--px-radius-sm);
  color: var(--px-text-2) !important;
  text-decoration: none !important;
  font-weight: 450;
  transition: color var(--px-t-fast) var(--px-ease), background var(--px-t-fast) var(--px-ease);
}
.px-nav-link:hover { color: var(--px-text) !important; background: var(--px-surface-2); }

.px-nav-more { position: relative; }
.px-nav-more > button {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  background: none;
  border: 0;
  font: inherit;
  padding: 6px 11px;
  border-radius: var(--px-radius-sm);
  color: var(--px-text-2);
  cursor: pointer;
}
.px-nav-more > button:hover { color: var(--px-text); background: var(--px-surface-2); }
.px-nav-more svg { transition: transform var(--px-t-fast) var(--px-ease); }
.px-nav-more.open svg { transform: rotate(180deg); }
.px-nav-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  min-width: 190px;
  background: var(--px-surface);
  border: 1px solid var(--px-line-strong);
  border-radius: var(--px-radius);
  box-shadow: var(--px-shadow);
  padding: 6px;
  display: none;
}
.px-nav-more.open .px-nav-dropdown { display: block; animation: px-pop var(--px-t) var(--px-ease); }
@keyframes px-pop {
  from { opacity: 0; transform: translateY(-4px); }
  to   { opacity: 1; transform: translateY(0); }
}
.px-nav-dropdown a {
  display: block;
  padding: 8px 11px;
  border-radius: var(--px-radius-sm);
  color: var(--px-text-2) !important;
  text-decoration: none !important;
  font-size: 13.5px;
}
.px-nav-dropdown a:hover { color: var(--px-text) !important; background: var(--px-surface-2); }

.px-nav-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.px-nav-plan {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  padding: 3px 9px;
  border-radius: 999px;
  border: 1px solid var(--px-line-strong);
  color: var(--px-text-2) !important;
  text-decoration: none !important;
}
.px-nav-plan:hover { border-color: var(--px-text-3); color: var(--px-text) !important; }
.px-nav-plan.plan-pro, .px-nav-plan.plan-team, .px-nav-plan.plan-starter {
  border-color: rgba(79,163,184,0.45);
  color: var(--px-accent-strong) !important;
}

.px-nav-avatar-btn {
  width: 30px; height: 30px;
  border-radius: 50%;
  border: 1px solid var(--px-line-strong);
  background: var(--px-surface-2);
  color: var(--px-text);
  font-size: 12px;
  font-weight: 600;
  font-family: var(--px-font-sans);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: border-color var(--px-t-fast) var(--px-ease);
}
.px-nav-avatar-btn:hover { border-color: var(--px-accent); }
.px-nav-user { position: relative; }
.px-nav-user-dropdown {
  position: absolute;
  top: calc(100% + 10px);
  right: 0;
  min-width: 220px;
  background: var(--px-surface);
  border: 1px solid var(--px-line-strong);
  border-radius: var(--px-radius);
  box-shadow: var(--px-shadow);
  padding: 6px;
  display: none;
}
.px-nav-user-dropdown.open { display: block; animation: px-pop var(--px-t) var(--px-ease); }
.px-nav-user-meta { padding: 9px 11px 4px; }
.px-nav-user-email {
  font-size: 12.5px;
  color: var(--px-text-2);
  word-break: break-all;
}
.px-nav-user-planrow { padding: 4px 11px 9px; }
.px-nav-divider { height: 1px; background: var(--px-line); margin: 6px 4px; }
.px-nav-item {
  display: block;
  padding: 8px 11px;
  border-radius: var(--px-radius-sm);
  color: var(--px-text-2) !important;
  text-decoration: none !important;
  font-size: 13.5px;
}
.px-nav-item:hover { color: var(--px-text) !important; background: var(--px-surface-2); }

.px-nav-burger {
  display: none;
  background: none;
  border: 1px solid var(--px-line-strong);
  border-radius: var(--px-radius-sm);
  width: 34px; height: 34px;
  color: var(--px-text);
  cursor: pointer;
  align-items: center;
  justify-content: center;
}
.px-nav-mobile {
  display: none;
  position: fixed;
  top: 60px; left: 0; right: 0;
  max-height: calc(100vh - 60px);
  max-height: calc(100dvh - 60px);
  overflow-y: auto;
  overscroll-behavior: contain;
  -webkit-overflow-scrolling: touch;
  background: var(--px-bg);
  border-bottom: 1px solid var(--px-line-strong);
  padding: 16px var(--px-gutter) calc(24px + env(safe-area-inset-bottom));
  z-index: 9998;
}
body:not(.px-page) .px-nav-mobile { background: #0b0e12; }
.px-nav-mobile.open { display: block; animation: px-pop var(--px-t) var(--px-ease); }
.px-nav-mobile a:not(.px-btn) {
  display: flex;
  align-items: center;
  min-height: 44px;
  color: var(--px-text-2) !important;
  text-decoration: none !important;
  font-size: 15px;
  border-radius: var(--px-radius-sm);
  padding: 0 8px;
}
.px-nav-mobile a:not(.px-btn):hover { color: var(--px-text) !important; background: var(--px-surface-2); }
.px-nav-mobile .px-btn { width: 100%; margin-bottom: 8px; min-height: 44px; }
.px-nav-mobile-divider { height: 1px; background: var(--px-line); margin: 12px 0; }

@media (max-width: 860px) {
  .px-nav-links { display: none; }
  .px-nav-actions .px-nav-plan { display: none; }
  .px-nav-actions .px-btn { display: none; }
  .px-nav-burger { display: inline-flex; }
  .px-nav-inner { gap: 12px; justify-content: space-between; }
}

/* legacy pages have body padding-top:70px for the old 70px header;
   new header is 60px — compensate visually is unnecessary; safe. */

/* ═══════════════════════════════════════════════════════════════════
   FOOTER
   ═══════════════════════════════════════════════════════════════════ */
.px-footer {
  border-top: 1px solid var(--px-line);
  padding: clamp(40px, 7vw, 56px) 0 calc(40px + env(safe-area-inset-bottom));
  font-family: var(--px-font-sans);
  font-size: 13.5px;
  background: var(--px-bg);
}
body:not(.px-page) .px-footer { --px-bg: #0b0e12; color: #9aa4b2; }
.px-footer-grid {
  max-width: var(--px-w-content);
  margin: 0 auto;
  padding: 0 var(--px-gutter);
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
}
.px-footer-brand { display: flex; align-items: center; gap: 9px; margin-bottom: 14px; }
.px-footer-brand img { width: 20px; height: 20px; }
.px-footer-brand span { font-size: 12.5px; font-weight: 600; letter-spacing: 0.14em; color: var(--px-text); }
.px-footer-tagline { color: var(--px-text-3); max-width: 260px; line-height: 1.55; }
.px-footer h4 {
  margin: 0 0 14px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--px-text-3);
}
.px-footer-col a {
  display: block;
  color: var(--px-text-2) !important;
  text-decoration: none !important;
  padding: 4px 0;
  transition: color var(--px-t-fast) var(--px-ease);
}
.px-footer-col a:hover { color: var(--px-text) !important; }
.px-footer-bottom {
  max-width: var(--px-w-content);
  margin: 40px auto 0;
  padding: 20px 24px 0;
  border-top: 1px solid var(--px-line);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  color: var(--px-text-3);
}
.px-footer-socials { display: flex; gap: 14px; }
.px-footer-socials a { color: var(--px-text-3) !important; display: inline-flex; }
.px-footer-socials a:hover { color: var(--px-text) !important; }
@media (max-width: 760px) {
  .px-footer-grid { grid-template-columns: 1fr 1fr; gap: 32px 24px; }
  .px-footer-grid > div:first-child { grid-column: 1 / -1; }
  .px-footer-col a { padding: 6px 0; }
  .px-footer-bottom {
    flex-direction: column;
    align-items: flex-start;
    gap: 14px;
    margin-top: 32px;
  }
}

/* ═══════════════════════════════════════════════════════════════════
   AUTH
   ═══════════════════════════════════════════════════════════════════ */
.px-auth-wrap {
  min-height: 100vh;
  min-height: 100svh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: clamp(84px, 14vw, 100px) var(--px-gutter) clamp(40px, 8vw, 60px);
}
.px-auth-card {
  width: 100%;
  max-width: 380px;
}
.px-auth-card h1 {
  font-size: 22px;
  margin-bottom: 6px;
}
.px-auth-sub { color: var(--px-text-2); font-size: 14px; margin: 0 0 28px; }
.px-auth-google {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  padding: 10px 0;
  border: 1px solid var(--px-line-strong);
  border-radius: var(--px-radius-sm);
  background: var(--px-surface);
  color: var(--px-text) !important;
  text-decoration: none !important;
  font-size: 14px;
  font-weight: 500;
  transition: border-color var(--px-t-fast) var(--px-ease), background var(--px-t-fast) var(--px-ease);
}
.px-auth-google:hover { border-color: var(--px-text-3); background: var(--px-surface-2); }
.px-auth-google img { width: 16px; height: 16px; }
.px-auth-divider {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 22px 0;
  color: var(--px-text-3);
  font-size: 12px;
}
.px-auth-divider::before, .px-auth-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--px-line);
}
.px-auth-form { display: flex; flex-direction: column; gap: 12px; }
.px-auth-error {
  background: color-mix(in srgb, var(--px-danger) 10%, transparent);
  border: 1px solid color-mix(in srgb, var(--px-danger) 35%, transparent);
  color: var(--px-danger);
  border-radius: var(--px-radius-sm);
  padding: 9px 12px;
  font-size: 13px;
  margin-bottom: 14px;
}
.px-auth-switch {
  margin-top: 24px;
  font-size: 13.5px;
  color: var(--px-text-2);
  text-align: center;
}
.px-auth-switch a { color: var(--px-accent-strong) !important; font-weight: 500; }
.px-light .px-auth-switch a { color: var(--px-accent) !important; }

/* ═══════════════════════════════════════════════════════════════════
   LANDING
   ═══════════════════════════════════════════════════════════════════ */
.px-hero {
  padding: clamp(116px, 18vw, 168px) 0 clamp(56px, 10vw, 88px);
  text-align: center;
}
.px-hero h1 {
  font-family: var(--px-font-display);
  font-size: clamp(33px, 6.5vw, 68px);
  font-weight: 500;
  letter-spacing: -0.02em;
  line-height: 1.08;
  max-width: 820px;
  margin: 0 auto 22px;
}
.px-hero-sub {
  font-size: clamp(15px, 2.2vw, 17px);
  color: var(--px-text-2);
  max-width: 560px;
  margin: 0 auto clamp(28px, 5vw, 36px);
  line-height: 1.65;
}
.px-hero-ctas {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 20px;
}
@media (max-width: 480px) {
  .px-hero-ctas { flex-direction: column; align-items: stretch; max-width: 320px; margin-left: auto; margin-right: auto; }
  .px-hero-ctas .px-btn { width: 100%; }
}
.px-hero-note { font-size: 13px; color: var(--px-text-3); }

/* product frame */
.px-frame-wrap { padding: 40px 0 0; }
.px-frame {
  max-width: 960px;
  margin: 0 auto;
  border: 1px solid var(--px-line-strong);
  border-radius: var(--px-radius-lg);
  background: var(--px-surface);
  box-shadow: var(--px-shadow-lg);
  overflow: hidden;
  text-align: left;
}
.px-frame-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 11px 16px;
  border-bottom: 1px solid var(--px-line);
  background: var(--px-surface-2);
}
.px-frame-dot { width: 9px; height: 9px; border-radius: 50%; background: var(--px-line-strong); }
.px-frame-url {
  margin-left: 10px;
  font-size: 12px;
  color: var(--px-text-3);
  font-family: var(--px-font-mono);
}
.px-frame-body { display: grid; grid-template-columns: 200px 1fr; min-height: 380px; }
.px-frame-side {
  border-right: 1px solid var(--px-line);
  padding: 16px 12px;
  font-size: 12.5px;
  color: var(--px-text-3);
  background: var(--px-surface);
}
.px-frame-side-item { padding: 7px 10px; border-radius: var(--px-radius-sm); margin-bottom: 2px; }
.px-frame-side-item.active { background: var(--px-surface-2); color: var(--px-text); }
.px-frame-main { padding: 28px 32px; }
.px-frame-msg { max-width: 460px; margin-bottom: 18px; }
.px-frame-msg-user {
  margin-left: auto;
  background: var(--px-surface-2);
  border: 1px solid var(--px-line);
  border-radius: var(--px-radius);
  padding: 10px 14px;
  font-size: 13.5px;
  color: var(--px-text);
  width: fit-content;
}
.px-frame-msg-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--px-text-3);
  margin-bottom: 8px;
}
.px-frame-msg-body { font-size: 13.5px; color: var(--px-text-2); line-height: 1.7; }
.px-frame-step { display: flex; align-items: center; gap: 8px; padding: 3px 0; }
.px-frame-check {
  width: 14px; height: 14px;
  border-radius: 50%;
  background: color-mix(in srgb, var(--px-success) 18%, transparent);
  color: var(--px-success);
  font-size: 9px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
@media (max-width: 720px) {
  .px-frame-body { grid-template-columns: 1fr; min-height: 0; }
  .px-frame-side { display: none; }
  .px-frame-main { padding: 20px 18px; }
  .px-frame-msg { max-width: 100%; }
}

/* trust strip */
.px-trust {
  padding: 48px 0;
  border-top: 1px solid var(--px-line);
}
.px-trust p {
  text-align: center;
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--px-text-3);
  margin: 0 0 24px;
}
.px-trust-row {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: clamp(22px, 5vw, 48px) clamp(24px, 5vw, 48px);
  flex-wrap: wrap;
  opacity: 0.55;
}
.px-trust-row span {
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--px-text-2);
}

/* section headers */
.px-sec-head { max-width: 640px; margin-bottom: clamp(36px, 6.5vw, 56px); }
.px-sec-head.center { margin-left: auto; margin-right: auto; text-align: center; }
.px-sec-head h2 {
  font-family: var(--px-font-display);
  font-size: clamp(28px, 3.6vw, 38px);
  font-weight: 500;
  margin-bottom: 14px;
}
.px-sec-head p { color: var(--px-text-2); font-size: 15.5px; margin: 0; line-height: 1.65; }

/* features */
.px-feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--px-line);
  border: 1px solid var(--px-line);
  border-radius: var(--px-radius-lg);
  overflow: hidden;
}
.px-feature {
  background: var(--px-bg);
  padding: 32px 28px;
  transition: background var(--px-t) var(--px-ease);
}
.px-feature:hover { background: var(--px-surface); }
.px-feature-icon {
  width: 34px; height: 34px;
  border: 1px solid var(--px-line-strong);
  border-radius: var(--px-radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--px-accent-strong);
  margin-bottom: 18px;
}
.px-light .px-feature-icon { color: var(--px-accent); }
.px-feature h3 { font-size: 15.5px; margin-bottom: 8px; font-weight: 600; }
.px-feature p { font-size: 13.5px; color: var(--px-text-2); line-height: 1.65; margin: 0; }
@media (max-width: 900px) { .px-feature-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 600px) { .px-feature-grid { grid-template-columns: 1fr; } }

/* how it works — a real sequence, numbering earns its place */
.px-steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 40px; }
.px-step-num {
  font-family: var(--px-font-mono);
  font-size: 12px;
  color: var(--px-text-3);
  margin-bottom: 14px;
  display: block;
}
.px-step h3 { font-size: 16px; margin-bottom: 8px; }
.px-step p { font-size: 14px; color: var(--px-text-2); line-height: 1.65; margin: 0; }
@media (max-width: 760px) { .px-steps { grid-template-columns: 1fr; gap: 32px; } }

/* FAQ */
.px-faq { max-width: 720px; margin: 0 auto; }
.px-faq details {
  border-bottom: 1px solid var(--px-line);
  padding: 4px 0;
}
.px-faq summary {
  cursor: pointer;
  list-style: none;
  padding: 18px 0;
  font-size: 15px;
  font-weight: 500;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.px-faq summary::-webkit-details-marker { display: none; }
.px-faq summary::after {
  content: '+';
  color: var(--px-text-3);
  font-size: 18px;
  font-weight: 300;
  transition: transform var(--px-t) var(--px-ease);
}
.px-faq details[open] summary::after { transform: rotate(45deg); }
.px-faq details p {
  margin: 0;
  padding: 0 0 20px;
  color: var(--px-text-2);
  font-size: 14px;
  line-height: 1.7;
  max-width: 620px;
}

/* CTA */
.px-cta { text-align: center; padding: clamp(72px, 12vw, 120px) 0; }
.px-cta h2 {
  font-family: var(--px-font-display);
  font-size: clamp(26px, 4vw, 44px);
  font-weight: 500;
  margin-bottom: 16px;
}
.px-cta p { color: var(--px-text-2); margin: 0 0 32px; }

/* scroll reveal */
.px-reveal {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.55s var(--px-ease), transform 0.55s var(--px-ease);
}
.px-reveal.in { opacity: 1; transform: translateY(0); }
@media (prefers-reduced-motion: reduce) {
  .px-reveal { opacity: 1; transform: none; }
}

/* ═══════════════════════════════════════════════════════════════════
   DASHBOARD (home)
   ═══════════════════════════════════════════════════════════════════ */
.px-dash { padding: clamp(84px, 13vw, 108px) 0 clamp(56px, 10vw, 80px); }
.px-dash-head { margin-bottom: clamp(20px, 5vw, 36px); }
.px-dash-head h1 { font-size: 24px; letter-spacing: -0.02em; line-height: 1.2; margin-bottom: 6px; }
.px-dash-head p { color: var(--px-text-2); margin: 0; font-size: 14.5px; line-height: 1.5; }
@media (max-width: 480px) {
  .px-dash-head h1 { font-size: 21px; }
  .px-dash-head p { font-size: 13.5px; }
}

.px-quick-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-bottom: var(--px-space-blk);
}
.px-quick {
  display: block;
  background: var(--px-surface);
  border: 1px solid var(--px-line);
  border-radius: var(--px-radius-lg);
  padding: 22px;
  text-decoration: none !important;
  color: var(--px-text) !important;
  transition: border-color var(--px-t) var(--px-ease),
              transform var(--px-t) var(--px-ease),
              box-shadow var(--px-t) var(--px-ease);
}
.px-quick:hover { border-color: var(--px-line-strong); transform: translateY(-1px); box-shadow: var(--px-shadow-sm); }
.px-quick:active { transform: translateY(0); }
.px-quick-icon {
  width: 32px; height: 32px;
  border: 1px solid var(--px-line-strong);
  border-radius: var(--px-radius-sm);
  display: flex; align-items: center; justify-content: center;
  color: var(--px-accent-strong);
  background: color-mix(in srgb, var(--px-accent) 8%, transparent);
  margin-bottom: 14px;
  transition: background var(--px-t) var(--px-ease);
}
.px-quick:hover .px-quick-icon { background: color-mix(in srgb, var(--px-accent) 14%, transparent); }
.px-light .px-quick-icon { color: var(--px-accent); }
.px-quick h3 { font-size: 15px; margin-bottom: 5px; }
.px-quick p { font-size: 13px; color: var(--px-text-2); margin: 0; line-height: 1.55; }
@media (max-width: 760px) {
  .px-quick-grid { grid-template-columns: 1fr; gap: 10px; }
  .px-quick { display: flex; align-items: center; gap: 14px; padding: 14px 16px; min-height: 64px; }
  .px-quick-icon { margin-bottom: 0; flex-shrink: 0; }
  .px-quick h3 { margin-bottom: 2px; }
}

.px-dash-sec { margin-bottom: clamp(20px, 4vw, 28px); }
.px-dash-sec:last-child { margin-bottom: 0; }
.px-dash-sec-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 12px;
}
.px-dash-sec-head.px-mb-lg { margin-bottom: 14px; }
.px-dash-sec-head h2 { font-size: 16px; font-weight: 600; }
.px-dash-sec-head a { font-size: 13px; color: var(--px-text-2) !important; }
.px-dash-sec-head a:hover { color: var(--px-text) !important; }

.px-tool-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}
.px-tool {
  background: var(--px-surface);
  border: 1px solid var(--px-line);
  border-radius: var(--px-radius);
  padding: 18px;
  display: block;
  text-decoration: none !important;
  color: var(--px-text) !important;
  transition: border-color var(--px-t) var(--px-ease);
}
.px-tool:hover { border-color: var(--px-line-strong); }
.px-tool-top { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; }
.px-tool-logo {
  width: 28px; height: 28px;
  border-radius: var(--px-radius-sm);
  object-fit: cover;
  background: var(--px-surface-2);
  border: 1px solid var(--px-line);
}
.px-tool h3 { font-size: 14px; font-weight: 550; margin: 0; }
.px-tool p {
  font-size: 12.5px;
  color: var(--px-text-2);
  margin: 0;
  line-height: 1.55;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
@media (max-width: 980px) { .px-tool-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .px-tool-grid { grid-template-columns: 1fr; } }

.px-pill-row { display: flex; flex-wrap: wrap; gap: 8px; }
.px-pill {
  padding: 6px 14px;
  border: 1px solid var(--px-line-strong);
  border-radius: 999px;
  font-size: 13px;
  color: var(--px-text-2) !important;
  text-decoration: none !important;
  transition: border-color var(--px-t-fast) var(--px-ease), color var(--px-t-fast) var(--px-ease);
}
.px-pill:hover { border-color: var(--px-text-3); color: var(--px-text) !important; }

/* ═══════════════════════════════════════════════════════════════════
   PRICING
   ═══════════════════════════════════════════════════════════════════ */
.px-pricing-hero { padding: clamp(104px, 16vw, 148px) 0 clamp(40px, 7vw, 56px); text-align: center; }
.px-pricing-hero h1 {
  font-family: var(--px-font-display);
  font-size: clamp(30px, 5vw, 52px);
  font-weight: 500;
  margin: 18px 0 16px;
}
.px-pricing-hero p {
  color: var(--px-text-2);
  font-size: 16px;
  max-width: 480px;
  margin: 0 auto;
  line-height: 1.65;
}
.px-free-callout {
  max-width: 680px;
  margin: 48px auto 0;
  background: var(--px-surface);
  border: 1px solid var(--px-line);
  border-radius: var(--px-radius-lg);
  padding: 22px 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  text-align: left;
}
.px-free-callout h3 { font-size: 15px; margin-bottom: 4px; }
.px-free-callout p { font-size: 13.5px; color: var(--px-text-2); margin: 0; }
@media (max-width: 600px) { .px-free-callout { flex-direction: column; align-items: flex-start; } }

.pack-card {
  background: var(--px-surface);
  border: 1px solid var(--px-line);
  border-radius: var(--px-radius-lg);
  padding: 28px 24px;
  position: relative;
  transition: border-color var(--px-t) var(--px-ease), transform var(--px-t) var(--px-ease);
}
.pack-card:hover { border-color: var(--px-line-strong); transform: translateY(-2px); }
.pack-card.popular { border-color: var(--px-accent); }
.popular-badge, .best-deal-badge {
  position: absolute;
  top: 16px; right: 16px;
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 3px 9px;
  border-radius: 999px;
}
.popular-badge { background: var(--px-accent); color: var(--px-accent-ink); }
.best-deal-badge {
  border: 1px solid var(--px-line-strong);
  color: var(--px-text-2);
}
.pack-price {
  font-size: 30px;
  font-weight: 600;
  letter-spacing: -0.02em;
}
.pack-credits-line { color: var(--px-text-2); font-size: 14px; margin: 4px 0 2px; }
.pack-name {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--px-text-3);
  margin-bottom: 14px;
}
.pack-meta { font-size: 12.5px; color: var(--px-text-3); margin-bottom: 20px; }
.btn-pack {
  width: 100%;
  padding: 10px 0;
  border-radius: var(--px-radius-sm);
  border: 1px solid var(--px-line-strong);
  background: transparent;
  color: var(--px-text);
  font-family: var(--px-font-sans);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: background var(--px-t-fast) var(--px-ease), border-color var(--px-t-fast) var(--px-ease);
}
.btn-pack:hover { background: var(--px-surface-2); border-color: var(--px-text-3); }
.pack-card.popular .btn-pack {
  background: var(--px-accent);
  border-color: var(--px-accent);
  color: var(--px-accent-ink);
}
.pack-card.popular .btn-pack:hover { background: var(--px-accent-strong); }
.btn-pack[disabled] { opacity: 0.6; cursor: default; }

.packs-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
  max-width: var(--px-w-content);
  margin: 0 auto;
  padding: 0 var(--px-gutter);
}

.px-credit-table-sec { max-width: 640px; margin: clamp(56px, 10vw, 88px) auto clamp(64px, 11vw, 96px); padding: 0 var(--px-gutter); }
.px-credit-table-sec h2 {
  font-family: var(--px-font-display);
  font-size: 26px;
  font-weight: 500;
  text-align: center;
  margin-bottom: 28px;
}

/* toast */
.toast {
  position: fixed;
  bottom: calc(24px + env(safe-area-inset-bottom));
  left: 50%;
  max-width: calc(100vw - 2 * var(--px-gutter));
  transform: translate(-50%, 12px);
  background: var(--px-surface);
  border: 1px solid var(--px-line-strong);
  border-radius: var(--px-radius);
  box-shadow: var(--px-shadow);
  color: var(--px-text);
  font-family: var(--px-font-sans);
  font-size: 13.5px;
  padding: 11px 18px;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--px-t) var(--px-ease), transform var(--px-t) var(--px-ease);
  z-index: 10000;
}
.toast.success, .toast.error { opacity: 1; transform: translate(-50%, 0); }
.toast.error { border-color: color-mix(in srgb, var(--px-danger) 45%, transparent); color: var(--px-danger); }

/* ═══════════════════════════════════════════════════════════════════
   PLATFORM v1.1 — workspace, account, blog, project engine components
   ═══════════════════════════════════════════════════════════════════ */

/* ── Workspace dashboard ─────────────────────────────────────────── */
.px-dash-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 20px;
  align-items: start;
}
@media (max-width: 900px) { .px-dash-grid { grid-template-columns: 1fr; } }

.px-continue {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px 24px;
  background: var(--px-surface);
  border: 1px solid var(--px-line);
  border-radius: var(--px-radius-lg);
  padding: clamp(20px, 3vw, 26px) clamp(22px, 3.5vw, 28px);
  margin-bottom: clamp(16px, 3vw, 24px);
  flex-wrap: wrap;
}
.px-continue h2 { font-size: 18px; margin-bottom: 6px; }
.px-continue p { color: var(--px-text-2); font-size: 14px; line-height: 1.55; margin: 0; max-width: 460px; }
.px-continue-actions { display: flex; gap: 10px; flex-wrap: wrap; flex-shrink: 0; }

/* tablet: text stays on its own line, but the two actions still sit naturally
   side by side beneath it rather than each stretching full-width */
@media (max-width: 900px) {
  .px-continue { flex-direction: column; align-items: flex-start; }
  .px-continue-actions { width: 100%; }
}

/* phone: actions drop to a single full-width column */
@media (max-width: 600px) {
  .px-continue-actions { flex-direction: column; }
  .px-continue-actions .px-btn { width: 100%; }
}

.px-list { display: flex; flex-direction: column; }
.px-list-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 9px 10px;
  border-radius: var(--px-radius-sm);
  transition: background var(--px-t-fast) var(--px-ease);
}
.px-list-row:hover { background: var(--px-surface-2); }
.px-list-row + .px-list-row { border-top: 1px solid var(--px-line); }
.px-list-title {
  font-size: 14px;
  font-weight: 500;
  line-height: 1.3;
  color: var(--px-text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.px-list-sub { font-size: 12.5px; line-height: 1.3; color: var(--px-text-3); white-space: nowrap; }

.px-empty {
  padding: 24px 14px;
  text-align: center;
  color: var(--px-text-3);
  font-size: 13.5px;
}
.px-empty a { color: var(--px-accent-strong) !important; }

.px-stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 14px;
}
@media (max-width: 480px) { .px-stat-grid { gap: 10px; } }
.px-stat {
  background: var(--px-surface);
  border: 1px solid var(--px-line);
  border-radius: var(--px-radius);
  padding: 18px 20px;
}
/* variants used when a .px-stat sits inside a card that already has its own
   border (e.g. the Usage card) — avoids the double-border/nested-box look
   without falling back to inline styles */
.px-stat--plain { border: 0; background: transparent; border-radius: 0; padding: 0 0 16px; }
.px-stat--divided { border: 0; background: transparent; border-radius: 0; border-top: 1px solid var(--px-line); padding: 16px 0 0; }
.px-stat-label {
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--px-text-3);
  margin-bottom: 8px;
}
.px-stat-value { font-size: 22px; font-weight: 600; letter-spacing: -0.02em; }
.px-stat-value--sm { font-size: 16px; }
.px-stat-sub { font-size: 12.5px; color: var(--px-text-3); margin-top: 4px; }
.px-mt-lg { margin-top: 20px; }

.px-bar-track {
  height: 5px;
  background: var(--px-surface-2);
  border-radius: 999px;
  overflow: hidden;
  margin-top: 12px;
}
.px-bar-fill {
  height: 100%;
  background: var(--px-accent);
  border-radius: 999px;
  transition: width 400ms var(--px-ease);
}
.px-bar-fill.warning { background: var(--px-warning); }
.px-bar-fill.full { background: var(--px-danger); }

/* ── Account pages (wallet / billing) ────────────────────────────── */
.px-account { padding: clamp(84px, 13vw, 108px) 0 clamp(64px, 11vw, 96px); }
.px-account .px-dash-head { margin-bottom: clamp(22px, 4vw, 28px); }

.px-usage-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 12px;
}
.px-usage-item {
  border: 1px solid var(--px-line);
  border-radius: var(--px-radius-sm);
  padding: 13px 15px;
  background: var(--px-bg);
}
.px-usage-item .u-label { font-size: 12.5px; font-weight: 550; margin-bottom: 5px; }
.px-usage-item .u-val { font-size: 13px; color: var(--px-text-2); }
.px-usage-item .u-bar {
  height: 4px;
  background: var(--px-surface-2);
  border-radius: 999px;
  overflow: hidden;
  margin: 8px 0 6px;
}
.px-usage-item .u-fill { height: 100%; background: var(--px-accent); border-radius: 999px; }
.px-usage-item .u-fill.full { background: var(--px-danger); }
.px-usage-item .u-note { font-size: 11.5px; color: var(--px-text-3); }

.status-pill {
  display: inline-block;
  padding: 2px 9px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border: 1px solid var(--px-line-strong);
  color: var(--px-text-2);
}
.status-pill.completed, .status-pill.success { border-color: color-mix(in srgb, var(--px-success) 45%, transparent); color: var(--px-success); }
.status-pill.pending { border-color: color-mix(in srgb, var(--px-warning) 45%, transparent); color: var(--px-warning); }
.status-pill.failed { border-color: color-mix(in srgb, var(--px-danger) 45%, transparent); color: var(--px-danger); }

.px-skel {
  display: inline-block;
  height: 14px;
  width: 90px;
  border-radius: 6px;
  background: linear-gradient(90deg, var(--px-surface-2) 25%, var(--px-surface) 50%, var(--px-surface-2) 75%);
  background-size: 300% 100%;
  animation: px-shimmer 1.4s ease infinite;
}
.px-skel.wide { width: 100%; height: 52px; display: block; margin-bottom: 8px; border-radius: var(--px-radius-sm); }
@keyframes px-shimmer { 0% { background-position: 100% 0; } 100% { background-position: -100% 0; } }

.px-txn-credit { color: var(--px-success); font-variant-numeric: tabular-nums; }
.px-txn-debit  { color: var(--px-danger);  font-variant-numeric: tabular-nums; }

/* ── State blocks (errors / empty) ───────────────────────────────── */
.px-state {
  text-align: center;
  padding: 36px 20px;
  color: var(--px-text-2);
  font-size: 14px;
  line-height: 1.65;
}
.px-state .px-btn { margin-top: 14px; }

/* ── Blog ─────────────────────────────────────────────────────────── */
.px-blog-list { display: grid; grid-template-columns: 1fr; gap: 0; max-width: var(--px-w-narrow); margin: 0 auto; }
.px-blog-item {
  display: block;
  padding: 26px 4px;
  border-bottom: 1px solid var(--px-line);
  transition: opacity var(--px-t-fast) var(--px-ease);
}
.px-blog-item:hover h2 { color: var(--px-accent-strong); }
.px-blog-item h2 {
  font-size: 19px;
  font-weight: 600;
  letter-spacing: -0.01em;
  margin-bottom: 8px;
  transition: color var(--px-t-fast) var(--px-ease);
}
.px-blog-item p { color: var(--px-text-2); font-size: 14px; line-height: 1.65; margin: 0 0 10px; }
.px-blog-meta { font-size: 12.5px; color: var(--px-text-3); }

.px-prose { max-width: var(--px-w-narrow); margin: 0 auto; }
.px-prose h1 {
  font-family: var(--px-font-display);
  font-size: clamp(28px, 4.5vw, 40px);
  font-weight: 500;
  line-height: 1.15;
  margin-bottom: 14px;
}
.px-prose-body { font-size: 16px; line-height: 1.8; color: var(--px-text-2); white-space: pre-wrap; }
.px-prose-body p { margin: 0 0 18px; }

/* ── Page hero (about / founders / blog index) ────────────────────── */
.px-page-hero { padding: clamp(104px, 16vw, 148px) 0 clamp(44px, 8vw, 64px); }
.px-page-hero.center { text-align: center; }
.px-page-hero h1 {
  font-family: var(--px-font-display);
  font-size: clamp(29px, 5vw, 48px);
  font-weight: 500;
  margin: 14px 0 16px;
  letter-spacing: -0.01em;
}
.px-page-hero p {
  color: var(--px-text-2);
  font-size: 16px;
  line-height: 1.7;
  max-width: 560px;
  margin: 0;
}
.px-page-hero.center p { margin: 0 auto; }

.px-founder-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 20px;
  max-width: 860px;
  margin: 0 auto;
}
.px-founder {
  background: var(--px-surface);
  border: 1px solid var(--px-line);
  border-radius: var(--px-radius-lg);
  padding: 30px 28px;
}
.px-founder .name { font-size: 17px; font-weight: 600; margin-bottom: 3px; }
.px-founder .role {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--px-accent-strong);
  margin-bottom: 16px;
}
.px-founder .desc { font-size: 14px; color: var(--px-text-2); line-height: 1.7; margin-bottom: 18px; }
.px-founder .links { display: flex; gap: 14px; }
.px-founder .links a { font-size: 13px; color: var(--px-text-2) !important; border-bottom: 1px solid var(--px-line-strong); padding-bottom: 1px; }
.px-founder .links a:hover { color: var(--px-text) !important; border-color: var(--px-text-3); }

/* ── Error pages ──────────────────────────────────────────────────── */
.px-error-wrap {
  min-height: 100vh;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 32px var(--px-gutter);
}
.px-error-code {
  font-family: var(--px-font-display);
  font-size: clamp(72px, 14vw, 120px);
  font-weight: 500;
  line-height: 1;
  color: var(--px-text);
  margin: 0 0 10px;
}
.px-error-wrap h1 { font-size: 19px; margin-bottom: 8px; }
.px-error-wrap p { color: var(--px-text-2); font-size: 14.5px; max-width: 380px; margin: 0 0 26px; line-height: 1.65; }
