*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }

:root {
  /* Core palette — deep space + electric amber */
  --bg:        #080A0F;
  --bg2:       #0D1018;
  --surface:   #111520;
  --surface2:  #171C2B;
  --surface3:  #1E2436;
  --border:    rgba(255,255,255,.07);
  --border2:   rgba(255,255,255,.13);

  /* Typography */
  --text:      #EDF0F7;
  --text2:     #8B95B0;
  --muted:     #4A5168;

  /* Field colors — spectral annotation */
  --f-min:  #60A5FA;
  --f-hr:   #A78BFA;
  --f-dom:  #34D399;
  --f-mon:  #FB923C;
  --f-dow:  #F472B6;
  --f-sec:  #FBBF24;

  /* Accent — electric amber */
  --accent:      #F59E0B;
  --accent2:     #FCD34D;
  --accent-soft: rgba(245,158,11,.08);
  --accent-glow: rgba(245,158,11,.16);
  --accent-border: rgba(245,158,11,.22);

  /* Semantic */
  --success:      #10B981;
  --success-soft: rgba(16,185,129,.09);
  --danger:       #EF4444;
  --danger-soft:  rgba(239,68,68,.08);
  --info:         #60A5FA;
  --info-soft:    rgba(96,165,250,.08);

  /* Geometry */
  --r:    6px;
  --r-lg: 10px;
  --r-xl: 14px;
  --r-2xl:20px;

  /* Shadows */
  --shadow:    0 1px 3px rgba(0,0,0,.6), 0 4px 16px rgba(0,0,0,.5);
  --shadow-lg: 0 4px 12px rgba(0,0,0,.7), 0 20px 48px rgba(0,0,0,.65);
  --glow:      0 0 40px rgba(245,158,11,.12), 0 0 80px rgba(245,158,11,.06);

  /* Typography */
  --font-display: 'Syne', system-ui, sans-serif;
  --font-body:    'Inter', system-ui, sans-serif;
  --font-mono:    'IBM Plex Mono', 'Courier New', monospace;

  /* Transitions */
  --t: .15s ease;
  --t-slow: .3s ease;
}

/* Light theme override */
[data-theme="light"] {
  --bg:        #F4F5F8;
  --bg2:       #ECEEF4;
  --surface:   #FFFFFF;
  --surface2:  #F8F9FC;
  --surface3:  #F0F2F7;
  --border:    rgba(0,0,0,.07);
  --border2:   rgba(0,0,0,.13);
  --text:      #0F1523;
  --text2:     #4A5168;
  --muted:     #8B95B0;
  --accent:    #D97706;
  --accent2:   #B45309;
  --accent-soft: rgba(217,119,6,.07);
  --accent-glow: rgba(217,119,6,.12);
  --accent-border: rgba(217,119,6,.2);
  --shadow:    0 1px 3px rgba(0,0,0,.08), 0 4px 16px rgba(0,0,0,.06);
  --shadow-lg: 0 4px 12px rgba(0,0,0,.1), 0 20px 48px rgba(0,0,0,.08);
  --glow:      0 0 40px rgba(217,119,6,.08);
  --success:      #059669;
  --danger:       #DC2626;
  --info:         #2563EB;
}

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a { color: var(--accent); text-decoration: none; transition: opacity var(--t); }
a:hover { opacity: .8; }
code, kbd {
  font-family: var(--font-mono);
  background: var(--surface3);
  color: var(--info);
  padding: 2px 6px;
  border-radius: 4px;
  font-size: .85em;
  border: 1px solid var(--border);
}
p { margin-bottom: .75rem; }
p:last-child { margin-bottom: 0; }
strong { font-weight: 600; }

/* ── Layout ─────────────────────────────────────────────── */
.wrap    { max-width: 1100px; margin: 0 auto; padding: 0 24px; }
.wrap-sm { max-width: 780px;  margin: 0 auto; padding: 0 24px; }
.wrap-xs { max-width: 640px;  margin: 0 auto; padding: 0 24px; }

/* ── Navigation ─────────────────────────────────────────── */
nav {
  position: sticky; top: 0; z-index: 100;
  background: rgba(8,10,15,.88);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid var(--border);
}
[data-theme="light"] nav { background: rgba(244,245,248,.88); }

.nav-inner {
  display: flex; align-items: center; justify-content: space-between;
  gap: 20px; height: 60px;
}

.logo {
  display: flex; align-items: center; gap: 10px;
  font-family: var(--font-display);
  font-size: 1.35rem; font-weight: 800;
  color: var(--text); letter-spacing: -.5px;
  cursor: pointer;
}
.logo:hover { opacity: 1; }
.logo-mark {
  width: 34px; height: 34px;
  background: linear-gradient(135deg, var(--accent), #F97316);
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  box-shadow: 0 2px 12px rgba(245,158,11,.3);
}
.logo-mark svg { width: 18px; height: 18px; fill: none; stroke: #fff; stroke-width: 2; stroke-linecap: round; }

.nav-links {
  display: flex; align-items: center; gap: 2px;
  list-style: none;
}
.nav-links a {
  display: flex; align-items: center; gap: 6px;
  padding: 6px 12px; border-radius: var(--r);
  font-size: .82rem; font-weight: 500;
  color: var(--text2);
  transition: all var(--t);
}
.nav-links a:hover, .nav-links a.active {
  background: var(--surface2);
  color: var(--text);
  opacity: 1;
}
.nav-links a.active { color: var(--accent); }

.nav-right { display: flex; align-items: center; gap: 8px; }

.nav-mobile-toggle {
  display: none;
  background: none; border: none; cursor: pointer;
  color: var(--text2); padding: 6px;
}

@media(max-width:768px) {
  .nav-links { display: none; }
  .nav-mobile-toggle { display: flex; }
  .nav-links.open {
    display: flex; flex-direction: column;
    position: fixed; top: 60px; left: 0; right: 0;
    background: var(--bg2);
    border-bottom: 1px solid var(--border);
    padding: 12px; gap: 4px; z-index: 99;
  }
  .nav-links.open a { padding: 10px 16px; width: 100%; }
}

/* ── Theme Toggle ───────────────────────────────────────── */
.theme-btn {
  display: flex; align-items: center; gap: 6px;
  padding: 6px 12px; border-radius: var(--r);
  border: 1px solid var(--border);
  background: var(--surface2);
  color: var(--text2);
  font-size: .78rem; font-weight: 500;
  font-family: var(--font-body);
  cursor: pointer;
  transition: all var(--t);
}
.theme-btn:hover { border-color: var(--border2); color: var(--text); }

/* ── Page Routing ───────────────────────────────────────── */
.page { display: block; }

/* ── Buttons ─────────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 7px;
  padding: 10px 20px; border-radius: var(--r);
  border: 1px solid transparent;
  font-size: .86rem; font-weight: 600;
  font-family: var(--font-body);
  cursor: pointer; letter-spacing: .1px;
  white-space: nowrap;
  transition: all var(--t);
}
.btn:active { transform: scale(.97); }
.btn:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

.btn-primary {
  background: linear-gradient(135deg, var(--accent), #F97316);
  color: #fff; border-color: transparent;
  box-shadow: 0 2px 12px rgba(245,158,11,.25);
}
.btn-primary:hover { filter: brightness(1.1); box-shadow: 0 4px 20px rgba(245,158,11,.35); }

.btn-ghost {
  background: var(--surface2);
  color: var(--text2); border-color: var(--border);
}
.btn-ghost:hover { background: var(--surface3); color: var(--text); border-color: var(--border2); }

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

.btn-success {
  background: var(--success); color: #fff;
}
.btn-success:hover { filter: brightness(1.1); }

.btn-sm { padding: 7px 13px; font-size: .78rem; }
.btn-lg { padding: 13px 28px; font-size: .95rem; }
.btn-icon { padding: 7px; }

/* ── Inputs ──────────────────────────────────────────────── */
.cron-input {
  font-family: var(--font-mono);
  font-size: 1.05rem; font-weight: 500;
  padding: 12px 16px;
  border: 1px solid var(--border2);
  border-radius: var(--r);
  background: var(--surface2);
  color: var(--text);
  outline: none;
  letter-spacing: .5px;
  transition: border-color var(--t), box-shadow var(--t), background var(--t);
  width: 100%;
}
.cron-input:focus {
  border-color: var(--accent);
  background: var(--surface);
  box-shadow: 0 0 0 3px var(--accent-soft);
}
.cron-input::placeholder { color: var(--muted); font-size: .9rem; letter-spacing: 0; font-style: italic; }

.input-row { display: flex; gap: 8px; align-items: stretch; }
.input-row .cron-input { flex: 1; }

/* ── Tool Card ───────────────────────────────────────────── */
.tool-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-xl);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}

/* ── Section Titles ──────────────────────────────────────── */
.section-label {
  font-family: var(--font-mono);
  font-size: .7rem; font-weight: 600;
  text-transform: uppercase; letter-spacing: 2px;
  color: var(--accent);
  margin-bottom: 12px;
  display: flex; align-items: center; gap: 8px;
}
.section-label::before {
  content: ''; display: inline-block;
  width: 20px; height: 1px;
  background: var(--accent); opacity: .5;
}
.section-title {
  font-family: var(--font-display);
  font-size: 2rem; font-weight: 700;
  color: var(--text); line-height: 1.15;
  letter-spacing: -.5px; margin-bottom: 16px;
}
.section-sub {
  font-size: .95rem; color: var(--text2);
  line-height: 1.7; max-width: 580px;
}

/* ── Chip / Badge ────────────────────────────────────────── */
.chip {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 4px 10px; border-radius: 20px;
  font-size: .72rem; font-weight: 600;
  border: 1px solid; letter-spacing: .2px;
}
.badge {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 3px 9px; border-radius: 4px;
  font-size: .72rem; font-weight: 500;
  background: var(--surface3); color: var(--text2);
  border: 1px solid var(--border);
}

/* ── Field Chips ─────────────────────────────────────────── */
.field-chips { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 16px; }
.field-chip {
  display: flex; flex-direction: column; align-items: center;
  padding: 10px 14px; border-radius: var(--r);
  border: 1px solid; min-width: 64px; cursor: default;
  text-align: center; transition: transform var(--t);
}
.field-chip:hover { transform: translateY(-1px); }
.chip-val {
  font-family: var(--font-mono);
  font-size: 1rem; font-weight: 600; line-height: 1;
}
.chip-lbl {
  font-size: .62rem; font-weight: 600;
  text-transform: uppercase; letter-spacing: 1.2px;
  margin-top: 5px; opacity: .7;
}

.fc-min { border-color: var(--f-min); color: var(--f-min); background: rgba(96,165,250,.06); }
.fc-hr  { border-color: var(--f-hr);  color: var(--f-hr);  background: rgba(167,139,250,.06); }
.fc-dom { border-color: var(--f-dom); color: var(--f-dom); background: rgba(52,211,153,.06); }
.fc-mon { border-color: var(--f-mon); color: var(--f-mon); background: rgba(251,146,60,.06); }
.fc-dow { border-color: var(--f-dow); color: var(--f-dow); background: rgba(244,114,182,.06); }
.fc-sec { border-color: var(--f-sec); color: var(--f-sec); background: rgba(251,191,36,.06); }

/* ── Result Box ──────────────────────────────────────────── */
.result-box {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: var(--r);
  padding: 16px 20px;
  font-family: var(--font-mono);
  color: var(--text); font-size: .95rem;
  line-height: 1.5;
}
.result-box.success { border-color: rgba(16,185,129,.3); background: var(--success-soft); }
.result-box.danger  { border-color: rgba(239,68,68,.3);  background: var(--danger-soft); }

/* ── Toast ───────────────────────────────────────────────── */
.toast {
  position: fixed; bottom: 28px; left: 50%;
  transform: translateX(-50%) translateY(80px);
  background: var(--surface);
  border: 1px solid var(--border2);
  color: var(--text);
  padding: 10px 20px; border-radius: var(--r);
  font-size: .82rem; font-weight: 500;
  box-shadow: var(--shadow-lg);
  z-index: 9999;
  opacity: 0;
  transition: transform .3s cubic-bezier(.34,1.56,.64,1), opacity .3s ease;
  pointer-events: none;
  white-space: nowrap;
}
.toast.show {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}

/* ── Run List ────────────────────────────────────────────── */
.run-list {
  list-style: none;
  display: flex; flex-direction: column; gap: 6px;
}
.run-list li {
  display: flex; align-items: center; gap: 12px;
  padding: 10px 14px; border-radius: var(--r);
  background: var(--surface2); border: 1px solid var(--border);
  font-size: .84rem;
}
.run-num {
  font-family: var(--font-mono);
  font-size: .72rem; color: var(--muted);
  min-width: 18px;
}
.run-date { font-family: var(--font-mono); color: var(--text); flex: 1; }
.run-rel { font-size: .76rem; color: var(--success); font-weight: 500; white-space: nowrap; }

/* ── Heatmap ─────────────────────────────────────────────── */
.heatmap-wrap {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: var(--r);
  padding: 16px;
  overflow-x: auto;
}
#heatmap-svg { width: 100%; min-width: 340px; }

/* ── FAQ ─────────────────────────────────────────────────── */
.faq-list { display: flex; flex-direction: column; gap: 2px; }
.faq-item {
  border: 1px solid var(--border);
  border-radius: var(--r);
  overflow: hidden;
}
.faq-q {
  display: flex; justify-content: space-between; align-items: center;
  padding: 16px 20px; cursor: pointer;
  background: var(--surface2);
  font-weight: 500; font-size: .9rem;
  transition: background var(--t);
  gap: 12px;
}
.faq-q:hover { background: var(--surface3); }
.faq-q .faq-icon { font-size: 1rem; color: var(--muted); transition: transform .2s; flex-shrink: 0; }
.faq-item.open .faq-icon { transform: rotate(45deg); }
.faq-a {
  display: none;
  padding: 16px 20px;
  font-size: .88rem; color: var(--text2);
  line-height: 1.7;
  border-top: 1px solid var(--border);
  background: var(--surface);
}
.faq-item.open .faq-a { display: block; }

/* ── Platform Badges ─────────────────────────────────────── */
.platform-badges { display: flex; flex-wrap: wrap; gap: 8px; }
.plat-badge {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 5px 11px; border-radius: 20px;
  font-size: .74rem; font-weight: 600;
  border: 1px solid var(--border);
  background: var(--surface2); color: var(--text2);
}
.plat-badge.valid { border-color: rgba(16,185,129,.3); color: var(--success); background: var(--success-soft); }
.plat-badge.warn  { border-color: rgba(245,158,11,.3);  color: var(--accent);  background: var(--accent-soft); }

/* ── Code block ──────────────────────────────────────────── */
.code-block {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--r);
  padding: 16px 20px;
  font-family: var(--font-mono);
  font-size: .83rem;
  color: var(--text2);
  overflow-x: auto;
  white-space: pre;
  line-height: 1.7;
}
.code-block .kw { color: var(--f-hr); }
.code-block .str { color: var(--f-dom); }
.code-block .cmt { color: var(--muted); }

/* ── Grid ────────────────────────────────────────────────── */
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.grid-3 { display: grid; grid-template-columns: repeat(3,1fr); gap: 16px; }
.grid-4 { display: grid; grid-template-columns: repeat(4,1fr); gap: 16px; }
@media(max-width:900px) { .grid-4 { grid-template-columns: repeat(2,1fr); } }
@media(max-width:640px) { .grid-2,.grid-3,.grid-4 { grid-template-columns: 1fr; } }

/* ── Card ────────────────────────────────────────────────── */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-xl);
  padding: 24px;
  transition: border-color var(--t), box-shadow var(--t);
}
.card:hover {
  border-color: var(--border2);
  box-shadow: var(--shadow);
}
.card-link { cursor: pointer; }
.card-link:hover { border-color: var(--accent-border); }

/* ── Footer ──────────────────────────────────────────────── */
footer {
  border-top: 1px solid var(--border);
  padding: 48px 0 32px;
  margin-top: 80px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px; margin-bottom: 40px;
}
@media(max-width:768px) { .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; } }
@media(max-width:480px) { .footer-grid { grid-template-columns: 1fr; } }

.footer-brand p { font-size: .85rem; color: var(--text2); margin-top: 16px; line-height: 1.7; }
footer h4 { font-size: .75rem; font-weight: 700; text-transform: uppercase; letter-spacing: 1.2px; color: var(--muted); margin-bottom: 16px; }
.footer-links { list-style: none; display: flex; flex-direction: column; gap: 8px; }
.footer-links a { font-size: .84rem; color: var(--text2); cursor: pointer; }
.footer-links a:hover { color: var(--text); opacity: 1; }
.footer-copy {
  padding-top: 24px; border-top: 1px solid var(--border);
  font-size: .78rem; color: var(--muted);
  display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 8px;
}

/* ── Internal Link Boxes ─────────────────────────────────── */
.internal-links {
  display: flex; flex-wrap: wrap; gap: 10px;
  padding: 20px; border-radius: var(--r-xl);
  background: var(--surface);
  border: 1px solid var(--border);
}
.int-link {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 7px 14px; border-radius: var(--r);
  background: var(--surface2); border: 1px solid var(--border);
  font-size: .8rem; font-weight: 500; color: var(--text2);
  cursor: pointer; transition: all var(--t);
}
.int-link:hover { background: var(--accent-soft); border-color: var(--accent-border); color: var(--accent); }

/* ── Divider ─────────────────────────────────────────────── */
.divider { border: none; border-top: 1px solid var(--border); margin: 32px 0; }

/* ── Copy Button ─────────────────────────────────────────── */
.copy-btn {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 5px 10px; border-radius: var(--r);
  background: var(--surface3); border: 1px solid var(--border);
  color: var(--text2); font-size: .74rem; font-weight: 500;
  font-family: var(--font-body); cursor: pointer;
  transition: all var(--t);
}
.copy-btn:hover { background: var(--success-soft); border-color: rgba(16,185,129,.3); color: var(--success); }
.copy-btn.copied { background: var(--success-soft); border-color: rgba(16,185,129,.3); color: var(--success); }

/* ── Active state for run-count buttons ─── */
.btn-ghost.active, .btn-ghost[aria-pressed="true"] {
  background: var(--accent-soft);
  border-color: var(--accent-border);
  color: var(--accent);
}

/* ── Inline code in FAQ ──────────────────── */
.faq-a code { font-size: .82em; }

/* ── Field reference table ───────────────── */
.ref-table { width:100%; border-collapse:collapse; }
.ref-table th {
  text-align:left; padding:10px 16px;
  font-size:.74rem; font-weight:700; text-transform:uppercase; letter-spacing:.8px;
  color:var(--muted); background:var(--surface2); border-bottom:1px solid var(--border);
}
.ref-table td {
  padding:11px 16px; border-bottom:1px solid var(--border);
  font-size:.84rem; vertical-align:middle;
}
.ref-table tr:last-child td { border-bottom:none; }
.ref-table code { font-size:.82em; }

/* ── Tabs ────────────────────────────────────────────────── */
.tab-bar {
  display: flex; border-bottom: 1px solid var(--border);
  background: var(--surface2); padding: 0 4px;
  overflow-x: auto; scrollbar-width: none;
}
.tab-bar::-webkit-scrollbar { display: none; }
.tab-btn {
  display: flex; align-items: center; gap: 7px;
  padding: 0 16px; height: 46px;
  border: none; background: none;
  font-size: .8rem; font-weight: 500;
  font-family: var(--font-body);
  color: var(--muted); cursor: pointer;
  border-bottom: 2px solid transparent; margin-bottom: -1px;
  transition: all var(--t); white-space: nowrap;
}
.tab-btn:hover { color: var(--text2); }
.tab-btn.active { color: var(--accent); border-bottom-color: var(--accent); background: var(--surface); font-weight: 600; }
.tab-panel { display: none; padding: 28px; }
.tab-panel.active { display: block; }

/* ── Select ──────────────────────────────────────────────── */
select {
  font-family: var(--font-body);
  font-size: .84rem;
  padding: 9px 32px 9px 12px;
  border: 1px solid var(--border2);
  border-radius: var(--r);
  background: var(--surface2);
  color: var(--text);
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%234A5168' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 10px center;
  cursor: pointer;
  outline: none;
}
select:focus { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }

/* ── Label ───────────────────────────────────────────────── */
.form-label {
  font-size: .78rem; font-weight: 600; color: var(--text2);
  text-transform: uppercase; letter-spacing: .6px;
  display: block; margin-bottom: 6px;
}

/* ── Spinner ─────────────────────────────────────────────── */
.spinner {
  width: 16px; height: 16px;
  border: 2px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin .7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ── Animations ──────────────────────────────────────────── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50%       { opacity: .5; }
}
.fade-up { animation: fadeUp .5s cubic-bezier(.16,1,.3,1) both; }
.fade-up-1 { animation-delay: .1s; }
.fade-up-2 { animation-delay: .2s; }
.fade-up-3 { animation-delay: .3s; }

/* ─────────────────────────────────────────────────────────
   PAGE: HOMEPAGE
───────────────────────────────────────────────────────── */

.hero {
  padding: 80px 0 60px;
  position: relative; overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(ellipse 70% 60% at 50% 0%, rgba(245,158,11,.07) 0%, transparent 70%);
  pointer-events: none;
}
.hero-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
@media(max-width:768px) { .hero-grid { grid-template-columns: 1fr; gap: 40px; } }

.hero-eyebrow {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: .72rem; font-weight: 700; text-transform: uppercase; letter-spacing: 1.5px;
  color: var(--accent); margin-bottom: 20px;
}
.live-dot {
  width: 7px; height: 7px; background: var(--success);
  border-radius: 50%; animation: pulse 2s ease-in-out infinite;
}

.hero-title {
  font-family: var(--font-display);
  font-size: 3.4rem; font-weight: 800;
  color: var(--text); line-height: 1.05;
  letter-spacing: -1.5px; margin-bottom: 20px;
}
.hero-title .grad {
  background: linear-gradient(90deg, var(--accent), #F97316, #EF4444);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}
@media(max-width:480px) { .hero-title { font-size: 2.4rem; } }

.hero-sub {
  font-size: 1.1rem; color: var(--text2); line-height: 1.7;
  max-width: 480px; margin-bottom: 32px;
}

.hero-ctas { display: flex; gap: 12px; flex-wrap: wrap; }

/* Hero input preview */
.hero-demo {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-2xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg), var(--glow);
}
.hero-demo-bar {
  display: flex; align-items: center; gap: 6px;
  padding: 14px 18px;
  background: var(--surface2);
  border-bottom: 1px solid var(--border);
}
.demo-dot { width: 10px; height: 10px; border-radius: 50%; }
.demo-dot:nth-child(1) { background: #EF4444; }
.demo-dot:nth-child(2) { background: #F59E0B; }
.demo-dot:nth-child(3) { background: #10B981; }
.hero-demo-title { font-size: .74rem; color: var(--muted); margin-left: 8px; font-family: var(--font-mono); }

.hero-demo-body { padding: 20px; }
.demo-input-wrap {
  display: flex; gap: 8px; align-items: center;
  background: var(--surface2); border: 1px solid var(--border2);
  border-radius: var(--r); padding: 12px 14px;
  margin-bottom: 16px;
}
.demo-input-text { font-family: var(--font-mono); font-size: 1rem; font-weight: 500; color: var(--text); transition: opacity .2s ease; }
.demo-cursor {
  width: 2px; height: 18px; background: var(--accent);
  animation: pulse 1s ease-in-out infinite;
}

.demo-chips { display: flex; gap: 6px; margin-bottom: 16px; flex-wrap: wrap; }
.demo-chip {
  font-family: var(--font-mono);
  font-size: .76rem; padding: 4px 10px; border-radius: 4px;
  border: 1px solid; font-weight: 600;
}

.demo-result {
  background: var(--surface2); border: 1px solid var(--border);
  border-radius: var(--r); padding: 12px 14px;
}
.demo-result-label { font-size: .7rem; color: var(--muted); margin-bottom: 4px; text-transform: uppercase; letter-spacing: 1px; }
.demo-result-text { font-size: .88rem; color: var(--success); font-weight: 500; }

/* Tool Grid on homepage */
.tool-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 16px; }
@media(max-width:900px) { .tool-grid { grid-template-columns: repeat(2,1fr); } }
@media(max-width:560px) { .tool-grid { grid-template-columns: 1fr; } }

.tool-tile {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-xl);
  padding: 24px;
  cursor: pointer;
  transition: border-color var(--t), box-shadow var(--t), transform var(--t);
  display: flex; flex-direction: column; gap: 12px;
}
.tool-tile:hover {
  border-color: var(--accent-border);
  box-shadow: var(--shadow), var(--glow);
  transform: translateY(-2px);
}
.tool-tile-icon {
  width: 42px; height: 42px; border-radius: var(--r);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.3rem;
}
.tool-tile-name {
  font-family: var(--font-display);
  font-size: 1.1rem; font-weight: 700; color: var(--text);
}
.tool-tile-desc { font-size: .83rem; color: var(--text2); line-height: 1.6; }
.tool-tile-arrow { font-size: .8rem; color: var(--accent); margin-top: auto; font-weight: 600; }

/* Platform support grid */
.platform-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 12px; }
@media(max-width:640px) { .platform-grid { grid-template-columns: repeat(2,1fr); } }

.platform-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 18px; display: flex; align-items: center; gap: 12px;
}
.platform-card-icon { font-size: 1.5rem; flex-shrink: 0; }
.platform-card-name { font-size: .88rem; font-weight: 600; color: var(--text); }
.platform-card-desc { font-size: .76rem; color: var(--muted); }

/* Feature section */
.feature-list { list-style: none; display: flex; flex-direction: column; gap: 16px; }
.feature-item {
  display: flex; align-items: flex-start; gap: 14px;
  padding: 16px 20px; border-radius: var(--r-lg);
  background: var(--surface); border: 1px solid var(--border);
}
.feature-icon {
  width: 36px; height: 36px; border-radius: var(--r);
  background: var(--accent-soft); border: 1px solid var(--accent-border);
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem; flex-shrink: 0;
}
.feature-title { font-size: .9rem; font-weight: 600; color: var(--text); margin-bottom: 4px; }
.feature-desc  { font-size: .82rem; color: var(--text2); line-height: 1.6; }

/* ─────────────────────────────────────────────────────────
   PAGE: GENERATOR
───────────────────────────────────────────────────────── */
.page-hero {
  padding: 48px 0 40px;
  border-bottom: 1px solid var(--border);
  background: var(--surface);
}
.page-hero-inner { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 20px; }
.page-title {
  font-family: var(--font-display);
  font-size: 2.2rem; font-weight: 800;
  color: var(--text); letter-spacing: -.5px; line-height: 1.1;
  margin-bottom: 8px;
}
.page-sub { font-size: .92rem; color: var(--text2); max-width: 520px; line-height: 1.7; }

.builder-grid { display: grid; grid-template-columns: 1fr 320px; gap: 20px; align-items: start; }
@media(max-width:900px) { .builder-grid { grid-template-columns: 1fr; } }

.field-builder {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-xl);
  overflow: hidden;
}
.builder-row {
  display: flex; align-items: center; gap: 16px;
  padding: 18px 20px; border-bottom: 1px solid var(--border);
  flex-wrap: wrap;
}
.builder-row:last-child { border-bottom: none; }
.builder-label {
  min-width: 90px; font-size: .78rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: .8px;
}
.builder-controls { display: flex; align-items: center; gap: 8px; flex: 1; flex-wrap: wrap; }
.builder-preview {
  font-family: var(--font-mono);
  font-size: .85rem; font-weight: 600;
  padding: 4px 10px; border-radius: var(--r);
  border: 1px solid; min-width: 40px; text-align: center;
}

.result-display {
  background: var(--surface);
  border: 1px solid var(--accent-border);
  border-radius: var(--r-xl);
  padding: 24px;
  box-shadow: 0 0 0 1px var(--accent-soft) inset;
}
.result-expr {
  font-family: var(--font-mono);
  font-size: 2rem; font-weight: 700;
  color: var(--accent); letter-spacing: 3px;
  margin-bottom: 8px; word-break: break-all;
}
.result-expl { font-size: .88rem; color: var(--text2); line-height: 1.6; }
.result-actions { display: flex; gap: 8px; margin-top: 16px; flex-wrap: wrap; }

/* Preset grid */
.preset-category { margin-bottom: 24px; }
.preset-cat-title { font-size: .78rem; font-weight: 700; text-transform: uppercase; letter-spacing: 1px; color: var(--muted); margin-bottom: 10px; }
.preset-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 8px; }
@media(max-width:480px) { .preset-grid { grid-template-columns: 1fr; } }
.preset-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 12px 14px; cursor: pointer;
  transition: all var(--t);
}
.preset-card:hover { border-color: var(--accent-border); background: var(--accent-soft); }
.preset-name { font-size: .82rem; font-weight: 600; color: var(--text); margin-bottom: 4px; }
.preset-expr { font-family: var(--font-mono); font-size: .76rem; color: var(--accent); margin-bottom: 4px; }
.preset-desc { font-size: .74rem; color: var(--muted); }

/* ─────────────────────────────────────────────────────────
   PAGE: PARSER
───────────────────────────────────────────────────────── */
.parser-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
@media(max-width:900px) { .parser-layout { grid-template-columns: 1fr; } }

.field-table { width: 100%; border-collapse: collapse; }
.field-table th {
  text-align: left; padding: 10px 14px;
  font-size: .74rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: .8px;
  color: var(--muted); background: var(--surface2);
  border-bottom: 1px solid var(--border);
}
.field-table td {
  padding: 11px 14px;
  border-bottom: 1px solid var(--border);
  font-size: .85rem; vertical-align: top;
}
.field-table tr:last-child td { border-bottom: none; }
.field-table .field-val {
  font-family: var(--font-mono);
  font-weight: 600; font-size: .9rem;
}
.field-table .field-expl { color: var(--text2); }

/* ─────────────────────────────────────────────────────────
   PAGE: VALIDATOR
───────────────────────────────────────────────────────── */
.validation-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 12px; }
@media(max-width:640px) { .validation-grid { grid-template-columns: 1fr; } }

.validation-result {
  padding: 16px 18px;
  border-radius: var(--r-lg);
  border: 1px solid var(--border);
  background: var(--surface2);
}
.validation-result.valid { border-color: rgba(16,185,129,.3); background: var(--success-soft); }
.validation-result.invalid { border-color: rgba(239,68,68,.3); background: var(--danger-soft); }

.val-platform { font-size: .8rem; font-weight: 700; text-transform: uppercase; letter-spacing: .8px; color: var(--muted); margin-bottom: 8px; }
.val-status { font-size: .88rem; font-weight: 600; }
.val-msg { font-size: .8rem; color: var(--text2); margin-top: 6px; }

/* Error highlight */
.error-highlight {
  background: var(--danger-soft);
  border: 1px solid rgba(239,68,68,.3);
  border-radius: var(--r);
  padding: 12px 16px; margin-top: 12px;
  font-size: .84rem; color: var(--danger);
}

/* ─────────────────────────────────────────────────────────
   PAGE: HUMAN READABLE
───────────────────────────────────────────────────────── */
.translate-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-2xl);
  padding: 32px;
  max-width: 680px; margin: 0 auto;
  box-shadow: var(--shadow-lg);
  text-align: center;
}
.translate-arrow {
  font-size: 2rem; color: var(--accent);
  margin: 16px 0; display: block;
}
.translation-output {
  font-size: 1.5rem; font-weight: 700;
  color: var(--success); font-family: var(--font-display);
  padding: 20px; background: var(--success-soft);
  border-radius: var(--r-lg);
  border: 1px solid rgba(16,185,129,.2);
}

/* ─────────────────────────────────────────────────────────
   PAGE: EXAMPLES
───────────────────────────────────────────────────────── */
.example-category { margin-bottom: 40px; }
.example-cat-title {
  font-family: var(--font-display);
  font-size: 1.2rem; font-weight: 700;
  color: var(--text); margin-bottom: 16px;
  display: flex; align-items: center; gap: 10px;
}
.example-list { display: flex; flex-direction: column; gap: 8px; }
.example-item {
  display: flex; align-items: center; gap: 14px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 14px 18px;
  transition: border-color var(--t);
  flex-wrap: wrap;
}
.example-item:hover { border-color: var(--border2); }
.example-expr {
  font-family: var(--font-mono);
  font-size: .9rem; font-weight: 600;
  color: var(--accent);
  min-width: 160px;
}
.example-expl { font-size: .84rem; color: var(--text2); flex: 1; }
.example-actions { display: flex; gap: 6px; flex-shrink: 0; }

/* ─────────────────────────────────────────────────────────
   PAGE: EXPLAINER
───────────────────────────────────────────────────────── */
.explainer-result {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-xl);
  padding: 28px; margin-top: 20px;
}
.explainer-headline {
  font-family: var(--font-display);
  font-size: 1.6rem; font-weight: 700;
  color: var(--text); margin-bottom: 8px; line-height: 1.2;
}
.explainer-human {
  font-size: 1.1rem; color: var(--success);
  font-weight: 500; margin-bottom: 20px;
  padding: 14px 18px;
  background: var(--success-soft);
  border-radius: var(--r);
  border-left: 3px solid var(--success);
}

.field-breakdown {
  display: flex; flex-direction: column; gap: 8px;
  margin-top: 20px;
}
.field-row {
  display: flex; align-items: flex-start; gap: 14px;
  padding: 12px 16px;
  background: var(--surface2);
  border-radius: var(--r); border: 1px solid var(--border);
}
.field-badge {
  font-family: var(--font-mono);
  font-size: .8rem; font-weight: 700;
  padding: 4px 10px; border-radius: var(--r);
  min-width: 42px; text-align: center;
  flex-shrink: 0;
}
.field-name { font-size: .74rem; font-weight: 700; text-transform: uppercase; letter-spacing: .8px; color: var(--muted); margin-bottom: 3px; }
.field-meaning { font-size: .87rem; color: var(--text2); }

/* Content sections below tools */
.content-section { padding: 56px 0; }
.content-section + .content-section { padding-top: 0; }

/* ── Responsive extras ───────────────────────────────────── */
@media(max-width:768px) {
  .page-title { font-size: 1.8rem; }
  .tab-panel { padding: 20px; }
  .hero { padding: 48px 0 40px; }
}
/* ── Assistant FAB + Panel ──────────────────────────────── */
.wa-fab {
  position: fixed; bottom: 24px; right: 24px; z-index: 400;
  display: flex; align-items: center; gap: 8px;
  padding: 11px 16px;
  background: var(--text);
  color: var(--bg);
  border: none; border-radius: 24px;
  cursor: pointer;
  font-family: var(--font-body);
  box-shadow: var(--shadow-lg);
  transition: all .16s;
  white-space: nowrap;
}
.wa-fab:hover { opacity: .88; transform: translateY(-1px); }
.wa-fab-icon { font-size: .88rem; line-height: 1; }
.wa-fab-dot {
  position: absolute; top: -2px; right: -2px;
  width: 8px; height: 8px;
  background: var(--success); border-radius: 50%;
  border: 2px solid var(--bg);
}

.wa-panel {
  position: fixed; bottom: 80px; right: 24px; z-index: 401;
  width: 360px; max-width: calc(100vw - 32px);
  max-height: 560px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-xl);
  box-shadow: var(--shadow-lg);
  display: flex; flex-direction: column;
  overflow: hidden;
  transform: translateY(14px) scale(.97); opacity: 0;
  pointer-events: none;
  transition: transform .2s ease, opacity .2s ease;
}
.wa-panel.wa-open {
  transform: translateY(0) scale(1); opacity: 1;
  pointer-events: auto;
}

.wa-hdr {
  display: flex; align-items: center; justify-content: space-between;
  padding: 13px 16px;
  border-bottom: 1px solid var(--border);
  background: var(--surface2);
  flex-shrink: 0;
}
.wa-hdr-left { display: flex; align-items: center; gap: 10px; }
.wa-hdr-badge {
  width: 30px; height: 30px;
  background: var(--text);
  color: var(--bg);
  border-radius: var(--r);
  display: flex; align-items: center; justify-content: center;
  font-size: .85rem; flex-shrink: 0;
}
.wa-hdr-name { font-size: .84rem; font-weight: 700; color: var(--text); }
.wa-hdr-sub  { font-size: .67rem; color: var(--muted); margin-top: 1px; }
.wa-hdr-btns { display: flex; gap: 3px; }
.wa-icon-btn {
  width: 28px; height: 28px;
  display: flex; align-items: center; justify-content: center;
  border: none; background: none; cursor: pointer;
  color: var(--muted); font-size: .88rem;
  border-radius: var(--r); transition: all .12s;
  font-family: var(--font-body);
}
.wa-icon-btn:hover { background: var(--surface3); color: var(--text); }

.wa-msgs {
  flex: 1; overflow-y: auto; padding: 12px 14px;
  display: flex; flex-direction: column; gap: 8px;
  scrollbar-width: thin; scrollbar-color: var(--border2) transparent;
}
.wa-msg { display: flex; flex-direction: column; gap: 4px; }
.wa-msg-user { align-items: flex-end; }
.wa-msg-bot  { align-items: flex-start; }
.wa-bubble {
  background: var(--accent);
  color: #fff;
  padding: 8px 12px;
  border-radius: 12px 12px 3px 12px;
  font-size: .82rem; line-height: 1.5; max-width: 90%;
  font-family: var(--font-body);
}

.wa-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-lg); overflow: hidden;
  font-size: .81rem; max-width: 100%;
}
.wa-card-head {
  padding: 9px 12px;
  background: var(--surface2); border-bottom: 1px solid var(--border);
  font-weight: 700; color: var(--text); font-size: .8rem;
  display: flex; align-items: center; gap: 7px;
}
.wa-card-head .wa-card-icon { font-size: .88rem; }
.wa-card-body { padding: 10px 12px; color: var(--text2); line-height: 1.6; }

/* Code block */
.wa-code-wrap {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r); overflow: hidden; margin: 7px 0;
}
.wa-code-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 5px 10px; background: var(--surface3);
  border-bottom: 1px solid var(--border);
  font-size: .64rem; font-weight: 700; color: var(--muted); letter-spacing: .3px;
}
.wa-code {
  padding: 9px 11px;
  font-family: var(--font-mono); font-size: .75rem;
  color: var(--code); line-height: 1.65;
  white-space: pre; overflow-x: auto;
}

.wa-checklist { display: flex; flex-direction: column; gap: 5px; margin: 5px 0; }
.wa-check-item {
  display: flex; align-items: flex-start; gap: 8px;
  font-size: .79rem; color: var(--text2); line-height: 1.5;
  padding: 5px 8px; border-radius: var(--r);
  background: var(--surface);
}
.wa-check-ico { font-size: .72rem; flex-shrink: 0; margin-top: 2px; color: var(--muted); }

.wa-similar { display: flex; flex-wrap: wrap; gap: 5px; margin-top: 6px; }
.wa-sim-chip {
  padding: 3px 9px; border-radius: 20px;
  border: 1px solid var(--border);
  font-family: var(--font-mono); font-size: .72rem; font-weight: 600;
  color: var(--accent); background: var(--surface);
  cursor: pointer; transition: all .12s;
}
.wa-sim-chip:hover { border-color: var(--accent); background: var(--accent-soft); }

.wa-recipe-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 5px; margin-top: 6px; }
.wa-recipe-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--r); padding: 8px 10px;
  cursor: pointer; transition: border-color .12s;
}
.wa-recipe-card:hover { border-color: var(--border2); }
.wa-recipe-card:active { transform: scale(.98); }
.wa-recipe-name { font-size: .75rem; font-weight: 700; color: var(--text); margin-bottom: 3px; }
.wa-recipe-expr { font-family: var(--font-mono); font-size: .69rem; color: var(--accent); margin-bottom: 3px; font-weight: 600; }
.wa-recipe-desc { font-size: .65rem; color: var(--muted); line-height: 1.35; }

.wa-home { display: flex; flex-direction: column; gap: 8px; }
.wa-welcome-msg {
  font-size: .82rem; color: var(--text2); line-height: 1.6;
  padding: 10px 13px;
  background: var(--surface2); border-radius: var(--r-lg);
  border-left: 2px solid var(--border2);
}
.wa-welcome-msg strong { color: var(--text); }
.wa-qa-label {
  font-size: .62rem; font-weight: 700; letter-spacing: 1.1px;
  text-transform: uppercase; color: var(--muted);
  padding: 0 2px;
}
.wa-qa-grid { display: flex; flex-direction: column; gap: 4px; }
.wa-qa-btn {
  width: 100%;
  display: flex; align-items: center; gap: 10px;
  padding: 8px 11px;
  border: 1px solid var(--border);
  border-radius: var(--r);
  background: var(--surface); cursor: pointer;
  text-align: left; font-family: var(--font-body);
  transition: border-color .12s;
}
.wa-qa-btn:hover { border-color: var(--border2); }
.wa-qa-btn .wa-qa-ico {
  width: 26px; height: 26px; border-radius: var(--r);
  background: var(--surface3); color: var(--muted);
  display: flex; align-items: center; justify-content: center;
  font-size: .85rem; flex-shrink: 0;
}
.wa-qa-title { font-size: .79rem; font-weight: 600; color: var(--text); }
.wa-qa-desc { font-size: .69rem; color: var(--muted); margin-top: 1px; }

.wa-suggestions { display: flex; flex-wrap: wrap; gap: 4px; margin-top: 6px; }
.wa-suggestion {
  padding: 3px 10px;
  border: 1px solid var(--border); border-radius: 20px;
  font-size: .73rem; font-weight: 500; color: var(--text2);
  background: var(--surface2); cursor: pointer;
  transition: border-color .12s;
}
.wa-suggestion:hover { border-color: var(--border2); color: var(--text); }

.wa-plat-tag {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 2px 7px; border-radius: 20px;
  font-size: .66rem; font-weight: 700;
  background: var(--accent-soft); color: var(--accent);
  border: 1px solid var(--accent-soft);
}
.wa-divider { height: 1px; background: var(--border); margin: 7px 0; }

.wa-input-wrap {
  display: flex; align-items: center; gap: 7px;
  padding: 10px 12px;
  border-top: 1px solid var(--border);
  background: var(--surface2);
  flex-shrink: 0;
}
.wa-input {
  flex: 1;
  font-family: var(--font-body); font-size: .84rem;
  padding: 7px 11px;
  border: 1px solid var(--border);
  border-radius: var(--r);
  background: var(--surface); color: var(--text);
  outline: none;
  transition: border-color .12s, box-shadow .12s;
}
.wa-input:focus { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
.wa-input::placeholder { color: var(--muted); font-style: italic; }

.wa-send-btn {
  width: 32px; height: 32px; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  background: var(--accent); color: #fff;
  border: none; border-radius: var(--r); cursor: pointer;
  font-size: .95rem;
  transition: opacity .12s;
}
.wa-send-btn:hover { opacity: .85; }
.wa-send-btn:active { transform: scale(.95); }

.wa-saved-list { display: flex; flex-direction: column; gap: 4px; margin-top: 6px; }
.wa-saved-item {
  display: flex; align-items: center; gap: 8px;
  padding: 6px 9px; border-radius: var(--r);
  background: var(--surface); border: 1px solid var(--border);
  transition: border-color .12s; cursor: pointer;
}
.wa-saved-item:hover { border-color: var(--border2); }
.wa-saved-expr { font-family: var(--font-mono); font-size: .75rem; color: var(--accent); font-weight: 600; flex: 1; }
.wa-saved-lbl { font-size: .69rem; color: var(--muted); flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.wa-err {
  padding: 8px 11px; border-radius: var(--r);
  background: var(--danger-soft); border: 1px solid var(--danger-border);
  border-left: 2px solid var(--danger);
  font-size: .79rem; color: var(--danger); line-height: 1.5;
}

.wa-typing {
  display: flex; align-items: center; gap: 5px;
  padding: 8px 12px;
  background: var(--surface2); border: 1px solid var(--border);
  border-radius: var(--r-lg); width: fit-content;
}
.wa-dot {
  width: 5px; height: 5px; border-radius: 50%;
  background: var(--muted);
  animation: wa-bounce .9s ease-in-out infinite;
}
.wa-dot:nth-child(2) { animation-delay: .15s; }
.wa-dot:nth-child(3) { animation-delay: .3s; }

@keyframes wa-bounce {
  0%, 100% { transform: translateY(0); opacity: .5; }
  50%       { transform: translateY(-3px); opacity: 1; }
}

.wa-load-btn {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 4px 9px;
  border: 1px solid var(--border); border-radius: var(--r);
  background: var(--surface2); color: var(--text2);
  font-size: .72rem; font-weight: 600;
  font-family: var(--font-body); cursor: pointer;
  transition: border-color .12s; margin-top: 7px;
}
.wa-load-btn:hover { border-color: var(--accent); color: var(--accent); }

.wa-cause-item {
  display: flex; align-items: flex-start; gap: 8px;
  padding: 6px 9px; border-radius: var(--r);
  border: 1px solid var(--border);
  background: var(--surface);
  font-size: .77rem; color: var(--text2); line-height: 1.5; margin-bottom: 4px;
}
.wa-cause-dot {
  width: 5px; height: 5px; border-radius: 50%;
  background: var(--warning); flex-shrink: 0; margin-top: 5px;
}
.wa-fix-item {
  display: flex; align-items: flex-start; gap: 8px;
  padding: 6px 9px; border-radius: var(--r);
  background: var(--success-soft);
  border: 1px solid rgba(31,176,136,.15);
  font-size: .77rem; color: var(--text2); line-height: 1.5; margin-bottom: 4px;
}
.wa-fix-dot { color: var(--success); flex-shrink: 0; font-size: .77rem; margin-top: 1px; }

.wa-info-box {
  padding: 8px 11px; border-radius: var(--r);
  background: var(--surface); border-left: 2px solid var(--border2);
  font-size: .79rem; color: var(--text2); line-height: 1.6; margin: 5px 0;
}
.wa-info-box code {
  font-family: var(--font-mono);
  background: var(--surface3); color: var(--code);
  padding: 1px 4px; border-radius: 3px; font-size: .85em;
}

.wa-copied { background: var(--surface3) !important; color: var(--muted) !important; }

@media(max-width:500px) {
  .wa-fab { bottom: 20px; right: 16px; padding: 10px 14px; }
  .wa-panel { right: 12px; bottom: 74px; width: calc(100vw - 24px); }
}

/* Static site overrides */
.nav-links { flex-wrap: wrap; justify-content: flex-end; }
.nav-links a { padding-inline: 8px; font-size: .78rem; }
.nav-links a[aria-current="page"] { background: var(--surface2); color: var(--accent); }
.wa-page-panel {
  position: relative;
  right: auto;
  bottom: auto;
  width: 100%;
  max-width: none;
  height: min(680px, 72vh);
  opacity: 1;
  pointer-events: auto;
  transform: none;
  margin: 0;
}
.wa-page-panel.wa-open { transform: none; }
@media(max-width:1100px) {
  .nav-links { display: none; }
  .nav-mobile-toggle { display: flex; }
  .nav-links.open {
    display: flex; flex-direction: column;
    position: fixed; top: 60px; left: 0; right: 0;
    background: var(--bg2);
    border-bottom: 1px solid var(--border);
    padding: 12px; gap: 4px; z-index: 99;
  }
  .nav-links.open a { padding: 10px 16px; width: 100%; }
}