/* RouteCat — Global Styles */
:root {
  --bg: #0a0a0f;
  --bg2: #12121a;
  --border: #1e1e2e;
  --text: #e4e4ef;
  --dim: #8888a0;
  --accent: #f59e0b;
  --green: #22c55e;
  --cat: #f59e0b;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
body { background: var(--bg); color: var(--text); font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; line-height: 1.6; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

/* Nav */
nav { display: flex; justify-content: space-between; align-items: center; padding: 18px 36px; border-bottom: 1px solid var(--border); position: sticky; top: 0; background: rgba(10,10,15,0.95); backdrop-filter: blur(10px); z-index: 100; }
.nav-logo { font-size: 20px; font-weight: 700; display: flex; align-items: center; gap: 8px; }
.nav-logo span { color: var(--cat); }
.logo-img { height: 36px; filter: invert(1); }
.hero-logo { height: 160px; filter: invert(1); margin-bottom: 20px; }
.nav-links { display: flex; gap: 24px; font-size: 15px; }
.nav-links a { color: var(--dim); }
.nav-links a:hover { color: var(--text); text-decoration: none; }
.btn { display: inline-block; padding: 10px 22px; border-radius: 8px; font-weight: 600; font-size: 15px; cursor: pointer; transition: all 0.15s; text-decoration: none; }
.btn-primary { background: var(--accent); color: #000; }
.btn-primary:hover { background: #d97706; text-decoration: none; }
.btn-outline { border: 1px solid var(--border); color: var(--text); background: transparent; }
.btn-outline:hover { border-color: var(--accent); text-decoration: none; }

/* Language switcher */
.lang-switcher { position: relative; }
.lang-globe { display: flex; align-items: center; gap: 6px; background: none; border: 1px solid var(--border); color: var(--dim); border-radius: 8px; padding: 6px 10px; cursor: pointer; font-size: 13px; font-weight: 600; transition: all 0.15s; }
.lang-globe:hover { color: var(--text); border-color: var(--accent); }
.lang-globe svg { width: 16px; height: 16px; }
.lang-dropdown { display: none; position: absolute; top: calc(100% + 8px); right: 0; background: var(--bg2); border: 1px solid var(--border); border-radius: 10px; padding: 6px; min-width: 150px; z-index: 200; box-shadow: 0 8px 24px rgba(0,0,0,0.4); }
.lang-dropdown.open { display: block; }
.lang-dropdown button { display: block; width: 100%; text-align: left; padding: 8px 14px; background: none; border: none; color: var(--dim); cursor: pointer; border-radius: 6px; font-size: 14px; font-family: inherit; transition: all 0.1s; }
.lang-dropdown button:hover { background: rgba(245,158,11,0.1); color: var(--text); }
.lang-dropdown button.active { color: var(--accent); font-weight: 600; }

/* Hero */
.hero { text-align: center; padding: 100px 24px 80px; max-width: 800px; margin: 0 auto; }
.hero h1 { font-size: 48px; font-weight: 800; letter-spacing: -1px; margin-bottom: 16px; line-height: 1.1; }
.hero h1 em { font-style: normal; color: var(--accent); }
.hero p { font-size: 20px; color: var(--dim); margin-bottom: 36px; max-width: 600px; margin-left: auto; margin-right: auto; }
.hero-btns { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

/* Sections */
section { padding: 80px 36px; max-width: 1100px; margin: 0 auto; }
section h2 { font-size: 32px; font-weight: 700; margin-bottom: 12px; }
section .subtitle { color: var(--dim); font-size: 18px; margin-bottom: 40px; }

/* Stats bar */
.stats-bar { display: flex; justify-content: center; gap: 48px; padding: 40px 24px; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.stat-item { text-align: center; }
.stat-num { font-size: 32px; font-weight: 700; color: var(--accent); }
.stat-label { font-size: 14px; color: var(--dim); margin-top: 4px; }

/* Features grid */
.features { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 20px; }
.feature { background: var(--bg2); border: 1px solid var(--border); border-radius: 12px; padding: 28px; }
.feature-icon { font-size: 28px; margin-bottom: 12px; }
.feature h3 { font-size: 18px; font-weight: 600; margin-bottom: 8px; }
.feature p { font-size: 15px; color: var(--dim); }

/* Privacy section */
.section-highlight { text-align: center; padding: 60px 36px; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); background: var(--bg2); max-width: none; }
.section-highlight h2 { margin-bottom: 16px; }
.privacy-body { color: var(--dim); font-size: 18px; max-width: 700px; margin: 0 auto 24px; line-height: 1.7; }
.privacy-checks { display: flex; justify-content: center; gap: 36px; flex-wrap: wrap; color: var(--dim); font-size: 15px; }

/* Pricing */
.pricing-table { background: var(--bg2); border: 1px solid var(--border); border-radius: 12px; overflow: hidden; }
.pricing-table table { width: 100%; border-collapse: collapse; }
.pricing-table th { text-align: left; padding: 14px 20px; font-size: 13px; text-transform: uppercase; letter-spacing: 0.5px; color: var(--dim); border-bottom: 1px solid var(--border); }
.pricing-table td { padding: 12px 20px; font-size: 15px; border-bottom: 1px solid var(--border); }
.pricing-table tr:last-child td { border-bottom: none; }
.pricing-table .price { color: var(--accent); font-weight: 600; font-variant-numeric: tabular-nums; }
.pricing-loading { color: var(--dim); text-align: center; padding: 20px; }
.pricing-note { margin-top: 16px; font-size: 14px; color: var(--dim); }

/* Calculator */
.calc-wrapper { margin-top: 28px; padding: 24px; background: var(--bg2); border: 1px solid var(--border); border-radius: 12px; }
.calc-wrapper h3 { font-size: 16px; font-weight: 600; margin-bottom: 16px; color: var(--text); }
.calc-controls { display: flex; gap: 16px; flex-wrap: wrap; align-items: flex-start; }
.calc-control { flex: 1; min-width: 200px; }
.calc-control label { font-size: 13px; color: var(--dim); display: block; margin-bottom: 4px; }
.calc-control input[type="range"] { width: 100%; accent-color: var(--accent); cursor: pointer; }
.calc-control select { width: 100%; padding: 10px; border-radius: 8px; border: 1px solid var(--border); background: var(--bg); color: var(--text); font-size: 14px; cursor: pointer; }
.calc-range-labels { display: flex; justify-content: space-between; font-size: 12px; color: var(--dim); margin-top: 2px; }
.calc-range-val { color: var(--accent); font-weight: 700; font-size: 14px; }
.calc-result { margin-top: 16px; padding: 16px; background: var(--bg); border-radius: 8px; display: flex; gap: 24px; flex-wrap: wrap; }
.calc-stat { text-align: center; flex: 1; min-width: 120px; }
.calc-stat-num { font-size: 28px; font-weight: 700; }
.calc-stat-num.accent { color: var(--accent); }
.calc-stat-num.green { color: var(--green); }
.calc-stat-label { font-size: 13px; color: var(--dim); }
.calc-note { margin-top: 8px; font-size: 12px; color: var(--dim); }

/* API docs */
.code-block { background: var(--bg2); border: 1px solid var(--border); border-radius: 10px; padding: 20px; font-family: "SF Mono", "Fira Code", monospace; font-size: 14px; overflow-x: auto; line-height: 1.7; color: var(--dim); margin-bottom: 16px; }
.code-block .cmd { color: var(--green); }
.code-block .str { color: var(--accent); }
.code-block .comment { color: #555; }
.api-step { margin-bottom: 12px; color: var(--dim); font-size: 14px; text-transform: uppercase; letter-spacing: 0.5px; }

/* Account */
.account-panel { background: var(--bg2); border: 1px solid var(--border); border-radius: 12px; padding: 28px; margin-bottom: 24px; }
.account-desc { color: var(--dim); margin-bottom: 16px; }
.account-row { display: flex; gap: 12px; margin-bottom: 12px; }
.account-row input, .account-row select { flex: 1; padding: 10px 14px; background: var(--bg); color: var(--text); border: 1px solid var(--border); border-radius: 8px; font-size: 15px; font-family: inherit; }
.account-separator { margin-top: 14px; padding-top: 14px; border-top: 1px solid var(--border); }
.account-separator p { color: var(--dim); font-size: 14px; margin-bottom: 8px; }
.account-error { display: none; color: #ef4444; font-size: 13px; margin-top: 6px; }
.key-reveal { display: none; padding: 20px; background: var(--bg); border: 2px solid var(--accent); border-radius: 10px; margin-bottom: 16px; }
.key-reveal-warn { color: var(--accent); font-weight: 700; font-size: 15px; margin-bottom: 8px; }
.key-reveal-desc { color: var(--dim); font-size: 13px; margin-bottom: 12px; }
.key-reveal-row { display: flex; gap: 8px; align-items: center; }
.key-reveal-input { flex: 1; padding: 10px; background: var(--bg2); color: var(--accent); border: 1px solid var(--border); border-radius: 6px; font-family: monospace; font-size: 13px; }
.account-info { margin-bottom: 8px; display: flex; justify-content: space-between; align-items: center; }
.account-info .label { font-size: 14px; color: var(--dim); }
.account-info .value { font-weight: 700; }
.account-info .value.green { color: var(--green); }
.account-info .value.mono { font-family: monospace; font-size: 13px; color: var(--dim); }
.logout-btn { background: none; border: 1px solid var(--border); color: var(--dim); border-radius: 4px; padding: 2px 8px; cursor: pointer; font-size: 11px; }
.topup-bar { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.topup-bar .label { font-size: 14px; color: var(--dim); }
.topup-btn { padding: 6px 14px; font-size: 13px; }
.topup-custom { display: flex; align-items: center; gap: 4px; }
.topup-custom input { width: 80px; padding: 6px 10px; border-radius: 6px; border: 1px solid var(--border); background: var(--bg); color: var(--text); font-size: 13px; }
.topup-custom button { padding: 6px 12px; font-size: 13px; }
.invoice-panel { display: none; margin-top: 16px; padding: 16px; background: var(--bg); border: 1px solid var(--border); border-radius: 10px; }
.invoice-content { display: flex; gap: 16px; flex-wrap: wrap; align-items: flex-start; }
.invoice-left { flex: 1; min-width: 250px; }
.invoice-left p { font-size: 14px; color: var(--dim); margin-bottom: 8px; }
.invoice-bolt11 { width: 100%; height: 80px; background: var(--bg2); color: var(--text); border: 1px solid var(--border); border-radius: 6px; padding: 8px; font-size: 11px; font-family: monospace; resize: none; box-sizing: border-box; }
.invoice-actions { display: flex; justify-content: space-between; align-items: center; margin-top: 8px; }
.invoice-status { font-size: 13px; color: var(--dim); }
.invoice-qr { flex-shrink: 0; text-align: center; }
.invoice-qr p { font-size: 12px; color: var(--dim); margin-bottom: 6px; }
.invoice-qr img { width: 180px; height: 180px; border-radius: 8px; background: #fff; display: none; }

/* Playground */
.playground { background: var(--bg2); border: 1px solid var(--border); border-radius: 12px; padding: 28px; }
.pg-row { display: flex; gap: 12px; margin-bottom: 12px; }
.pg-row select, .pg-row input, .pg-row textarea { flex: 1; padding: 10px 14px; background: var(--bg); color: var(--text); border: 1px solid var(--border); border-radius: 8px; font-size: 15px; font-family: inherit; }
.pg-row textarea { min-height: 80px; resize: vertical; }
#pg-output { background: var(--bg); border: 1px solid var(--border); border-radius: 8px; padding: 16px; min-height: 120px; font-size: 15px; line-height: 1.6; white-space: pre-wrap; color: var(--text); }
#pg-output:empty::before { content: attr(data-placeholder); color: #444; }

/* Providers */
.provider-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-bottom: 20px; }
.provider-grid h3 { margin-bottom: 8px; }
.provider-grid p { font-size: 14px; color: var(--dim); line-height: 1.6; }
.provider-grid code { background: var(--bg); padding: 2px 6px; border-radius: 4px; font-size: 13px; }
.provider-grid .code-block { margin: 0; font-size: 13px; }

/* FAQ */
.faq-list { max-width: 800px; }
.faq-item { margin-bottom: 12px; padding: 16px 20px; background: var(--bg2); border: 1px solid var(--border); border-radius: 10px; }
.faq-item summary { cursor: pointer; font-weight: 600; font-size: 16px; color: var(--text); }
.faq-item p { margin-top: 10px; color: var(--dim); line-height: 1.7; }
.faq-item a { color: var(--accent); }
.faq-item code { background: var(--bg); padding: 2px 6px; border-radius: 4px; font-size: 13px; }

/* Footer */
footer { text-align: center; padding: 40px 24px; color: var(--dim); font-size: 14px; border-top: 1px solid var(--border); }
footer a { color: var(--dim); }
.footer-inner { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 16px; max-width: 900px; margin: 0 auto; }
.footer-logo { height: 20px; filter: invert(1); vertical-align: middle; }
.footer-links { display: flex; align-items: center; gap: 10px; }
.footer-links a { color: var(--dim); font-size: 14px; }
.footer-links a:hover { color: var(--accent); }

/* Nav toggle (hamburger) — hidden on desktop */
.nav-toggle { display: none; background: none; border: none; cursor: pointer; padding: 6px; flex-direction: column; gap: 5px; }
.nav-toggle span { display: block; width: 22px; height: 2px; background: var(--dim); border-radius: 2px; transition: all 0.2s; }
.nav-toggle:hover span { background: var(--text); }

/* Responsive */
@media (max-width: 768px) {
  .features { grid-template-columns: 1fr; }
  .provider-grid { grid-template-columns: 1fr; }
  .stats-bar { flex-wrap: wrap; gap: 24px; }
  nav { padding: 12px 16px; flex-wrap: wrap; }
  .nav-toggle { display: flex; order: 2; }
  .lang-switcher { order: 3; }
  .nav-links {
    display: none; order: 4; width: 100%; flex-direction: column;
    gap: 0; padding-top: 12px; border-top: 1px solid var(--border); margin-top: 12px;
  }
  .nav-links.open { display: flex; }
  .nav-links a { padding: 10px 0; font-size: 15px; border-bottom: 1px solid var(--border); }
  .nav-links a:last-child { border-bottom: none; }
  .hero h1 { font-size: 32px; }
  section { padding: 60px 20px; }
  .footer-inner { flex-direction: column; text-align: center; align-items: center; }
  .footer-links { justify-content: center; }
}