/* Layout: left-aligned bands on cool paper; the one bold element is the docket-style tracking stub in the hero */
:root {
  --paper: #f5f7fb;
  --surface: #ffffff;
  --ink: #0e1a2e;
  --muted: #55607a;
  --line: #d8deea;
  --carbon: #2443a3;
  --carbon-soft: #e7ecf9;
  --on-carbon: #ffffff;
  --marigold: #f0a91c;
  --ok: #1d7a4a;
  --ok-soft: #e3f3ea;
  --display: "Archivo", "Arial Narrow", system-ui, sans-serif;
  --body: "Hind Vadodara", "Segoe UI", system-ui, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;
  --step-0: 1.0625rem;
  --step-1: 1.25rem;
  --step-2: 1.6rem;
  --step-3: clamp(1.9rem, 3.2vw, 2.5rem);
  --step-4: clamp(2.3rem, 5.2vw, 3.7rem);
  --wrap: 72rem;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --paper: #0c1323; --surface: #131c30; --ink: #e9edf6; --muted: #9ba6bf; --line: #27324c;
    --carbon: #93a9ff; --carbon-soft: #1b2648; --on-carbon: #0c1323; --marigold: #f4b846;
    --ok: #57c98f; --ok-soft: #13301f; color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --paper: #0c1323; --surface: #131c30; --ink: #e9edf6; --muted: #9ba6bf; --line: #27324c;
  --carbon: #93a9ff; --carbon-soft: #1b2648; --on-carbon: #0c1323; --marigold: #f4b846;
  --ok: #57c98f; --ok-soft: #13301f; color-scheme: dark;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } * { transition: none !important; animation: none !important; } }
body {
  margin: 0; background: var(--paper); color: var(--ink);
  font-family: var(--body); font-size: var(--step-0); line-height: 1.6;
}
img { max-width: 100%; }
a { color: var(--carbon); text-underline-offset: 3px; }
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, summary:focus-visible {
  outline: 3px solid var(--marigold); outline-offset: 2px; border-radius: 4px;
}
h1, h2, h3 { font-family: var(--display); font-stretch: 112%; line-height: 1.12; text-wrap: balance; margin: 0; letter-spacing: -0.01em; }
h1 { font-size: var(--step-4); font-weight: 780; }
h2 { font-size: var(--step-3); font-weight: 740; }
h3 { font-size: var(--step-1); font-weight: 680; font-stretch: 105%; }
p { margin: 0; }
.mono { font-family: var(--mono); font-size: 0.92em; }

.wrap { max-width: var(--wrap); margin-inline: auto; padding-inline: 20px; }
.skip { position: absolute; left: -999px; top: 8px; background: var(--ink); color: var(--paper); padding: 8px 12px; z-index: 10; }
.skip:focus { left: 12px; }

/* Header */
.site-head {
  position: sticky; top: env(safe-area-inset-top, 0px); z-index: 5;
  background: color-mix(in srgb, var(--paper) 92%, transparent);
  backdrop-filter: blur(8px); border-bottom: 1px solid var(--line);
}
.head-row { display: flex; align-items: center; gap: 24px; padding-block: 12px; }
.brand { font-family: var(--display); font-stretch: 118%; font-weight: 800; font-size: 1.3rem; color: var(--ink); text-decoration: none; display: inline-flex; align-items: center; gap: 4px; }
.brand span { font-family: var(--mono); font-size: 0.8em; background: var(--carbon); color: var(--on-carbon); padding: 1px 6px; border-radius: 4px; }
.site-nav { flex: 1; min-width: 0; overflow-x: auto; }
.site-nav ul { display: flex; gap: 20px; list-style: none; margin: 0; padding: 0; white-space: nowrap; }
.site-nav a { color: var(--ink); text-decoration: none; font-weight: 500; }
.site-nav a:hover, .site-nav a[aria-current="page"] { color: var(--carbon); text-decoration: underline; }
@media (max-width: 760px) {
  .head-row { flex-wrap: wrap; gap: 10px 16px; }
  .site-nav { order: 3; flex-basis: 100%; }
  .head-row .btn { margin-left: auto; }
}

/* Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; font: 600 1rem/1 var(--body); padding: 14px 20px; border-radius: 8px; text-decoration: none; border: 2px solid transparent; cursor: pointer; }
.btn-primary { background: var(--carbon); color: var(--on-carbon); }
.btn-primary:hover { filter: brightness(1.08); }
.btn-ghost { border-color: var(--line); color: var(--ink); background: var(--surface); }
.btn-ghost:hover { border-color: var(--carbon); }
.btn-sm { padding: 10px 14px; font-size: 0.95rem; }
.actions { display: flex; flex-wrap: wrap; gap: 12px; }

/* Bands */
main > section { padding-block: clamp(56px, 8vw, 96px); border-bottom: 1px solid var(--line); }
.band-surface { background: var(--surface); }
.sec-head { display: grid; gap: 14px; max-width: 46rem; margin-bottom: 40px; }
.sec-head p { color: var(--muted); font-size: var(--step-1); }
.kicker { color: var(--carbon); font-weight: 600; }
.lede { font-size: var(--step-1); color: var(--muted); max-width: 36rem; }
.fine { font-size: 0.95rem; color: var(--muted); }

/* Hero */
.hero { padding-block: clamp(40px, 6vw, 80px) !important; }
.hero-grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: clamp(32px, 5vw, 64px); align-items: center; }
.hero-copy { display: grid; gap: 22px; min-width: 0; }
@media (max-width: 900px) { .hero-grid { grid-template-columns: 1fr; } }

/* Tracking stub — the signature element */
.stub {
  position: relative; background: var(--surface); border: 1px solid var(--line); border-radius: 14px;
  padding: 22px 22px 18px; box-shadow: 0 18px 40px -24px color-mix(in srgb, var(--carbon) 55%, transparent);
  min-width: 0;
}
.stub::before {
  content: ""; position: absolute; left: 14px; right: 14px; top: 64px; border-top: 2px dashed var(--line);
}
.stub::after {
  content: ""; position: absolute; top: 56px; left: -9px; right: -9px; height: 16px;
  background: radial-gradient(circle at 8px 8px, var(--paper) 7px, transparent 7.5px) left / 16px 16px no-repeat,
              radial-gradient(circle at 8px 8px, var(--paper) 7px, transparent 7.5px) right / 16px 16px no-repeat;
}
.stub-top { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; flex-wrap: wrap; margin-bottom: 30px; }
.stub-brand { font-family: var(--display); font-weight: 760; font-stretch: 110%; font-size: 1.2rem; }
.stub-url { font-family: var(--mono); font-size: 0.8rem; color: var(--muted); }
.track-form { display: grid; gap: 10px; }
.track-form label { font-weight: 600; }
.track-row { display: flex; gap: 8px; }
.track-row input { flex: 1; min-width: 0; font: 500 1rem var(--mono); padding: 12px 14px; border: 2px solid var(--line); border-radius: 8px; background: var(--paper); color: var(--ink); }
.track-row input:focus { border-color: var(--carbon); outline: none; }
.try { font-size: 0.9rem; color: var(--muted); display: flex; flex-wrap: wrap; gap: 6px; align-items: center; }
.chip { font: 500 0.82rem var(--mono); border: 1px solid var(--line); background: var(--paper); color: var(--ink); border-radius: 999px; padding: 4px 10px; cursor: pointer; }
.chip:hover { border-color: var(--carbon); }
.result { margin-top: 18px; display: grid; gap: 14px; }
.result-head { display: flex; flex-wrap: wrap; gap: 8px 12px; align-items: center; }
.pill { font-size: 0.82rem; font-weight: 600; padding: 3px 10px; border-radius: 999px; background: var(--carbon-soft); color: var(--carbon); }
.pill-ok { background: var(--ok-soft); color: var(--ok); }
.route { font-weight: 600; }
.timeline { list-style: none; margin: 0; padding: 0 0 0 18px; border-left: 2px solid var(--line); display: grid; gap: 10px; }
.timeline li { position: relative; font-size: 0.95rem; }
.timeline li::before { content: ""; position: absolute; left: -24px; top: 8px; width: 10px; height: 10px; border-radius: 50%; background: var(--line); }
.timeline li.now::before { background: var(--marigold); box-shadow: 0 0 0 4px color-mix(in srgb, var(--marigold) 30%, transparent); }
.timeline time { display: block; font-family: var(--mono); font-size: 0.78rem; color: var(--muted); }
.stub-note { margin-top: 14px; font-size: 0.8rem; color: var(--muted); }
.track-error { color: var(--ink); font-size: 0.95rem; }

/* Grids */
.grid-2 { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 32px 48px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 32px 40px; }
@media (max-width: 900px) { .grid-3 { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 640px) { .grid-2, .grid-3 { grid-template-columns: 1fr; } }
.item { display: grid; gap: 8px; align-content: start; padding-top: 16px; border-top: 2px solid var(--ink); }
.item p { color: var(--muted); }

/* Pillars */
.pillar { display: grid; gap: 16px; align-content: start; min-width: 0; }
.pillar .tag { font-family: var(--mono); font-size: 0.85rem; color: var(--carbon); }
.ticks { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; }
.ticks li { padding-left: 28px; position: relative; }
.ticks li::before { content: ""; position: absolute; left: 0; top: 0.45em; width: 14px; height: 8px; border-left: 2.5px solid var(--ok); border-bottom: 2.5px solid var(--ok); transform: rotate(-45deg); }
.ticks strong { color: var(--ink); }

/* Networks */
.networks { display: flex; flex-wrap: wrap; gap: 12px 40px; align-items: baseline; }
.networks a { font-family: var(--display); font-weight: 760; font-stretch: 120%; font-size: var(--step-2); color: var(--ink); text-decoration: none; border-bottom: 3px solid var(--marigold); }
.networks a:hover { color: var(--carbon); }

/* Steps */
.steps { list-style: none; margin: 0; padding: 0; counter-reset: s; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 28px; }
.steps li { counter-increment: s; display: grid; gap: 8px; align-content: start; }
.steps li::before { content: counter(s); font-family: var(--mono); font-weight: 500; width: 34px; height: 34px; display: grid; place-items: center; border-radius: 50%; border: 2px solid var(--carbon); color: var(--carbon); }
.steps p { color: var(--muted); }
@media (max-width: 900px) { .steps { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 520px) { .steps { grid-template-columns: 1fr; } }

/* Plans */
.plans { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; }
@media (max-width: 720px) { .plans { grid-template-columns: 1fr; } }
.plan { background: var(--surface); border: 1px solid var(--line); border-radius: 14px; padding: 28px; display: grid; gap: 18px; align-content: start; }
.plan.featured { border: 2px solid var(--carbon); }
.plan-top { display: flex; justify-content: space-between; gap: 12px; align-items: baseline; flex-wrap: wrap; }
.price { font-family: var(--display); font-stretch: 112%; font-weight: 780; font-size: 2.4rem; font-variant-numeric: tabular-nums; }
.price small { font-family: var(--body); font-size: 1rem; font-weight: 500; color: var(--muted); }
.plan .sub { color: var(--muted); }

/* Tables */
.table-box { overflow-x: auto; border: 1px solid var(--line); border-radius: 12px; background: var(--surface); }
table { border-collapse: collapse; width: 100%; min-width: 560px; font-variant-numeric: tabular-nums; }
th, td { text-align: left; padding: 13px 16px; border-bottom: 1px solid var(--line); vertical-align: top; }
thead th { font-family: var(--display); font-stretch: 108%; font-weight: 700; background: var(--carbon-soft); }
tbody th { font-weight: 600; }
tr:last-child th, tr:last-child td { border-bottom: 0; }
.yes { color: var(--ok); font-weight: 600; }
.no { color: var(--muted); }

/* FAQ */
.faq { display: grid; gap: 0; max-width: 50rem; }
.faq-item { padding-block: 22px; border-top: 1px solid var(--line); display: grid; gap: 8px; }
.faq-item h3 { font-size: 1.15rem; }
.faq-item p { color: var(--muted); }

/* Prose pages */
.prose { display: grid; gap: 18px; max-width: 44rem; }
.prose h2 { margin-top: 18px; font-size: var(--step-2); }
.prose ul { margin: 0; padding-left: 1.2em; display: grid; gap: 6px; }
.answer { background: var(--carbon-soft); border-radius: 12px; padding: 18px 20px; font-size: var(--step-1); }
.crumbs { font-size: 0.9rem; color: var(--muted); margin-bottom: 18px; }
.crumbs a { color: var(--muted); }
.page-head { display: grid; gap: 18px; max-width: 48rem; }

/* Forms */
.form { display: grid; gap: 18px; max-width: 36rem; }
.field { display: grid; gap: 6px; }
.field label, .field legend { font-weight: 600; }
.field input, .field select { font: 1rem var(--body); padding: 12px 14px; border: 2px solid var(--line); border-radius: 8px; background: var(--surface); color: var(--ink); width: 100%; }
.field input:focus, .field select:focus { border-color: var(--carbon); outline: none; }
fieldset { border: 0; margin: 0; padding: 0; }
.checks { display: flex; flex-wrap: wrap; gap: 10px 20px; margin-top: 6px; }
.checks label { font-weight: 400; display: inline-flex; gap: 8px; align-items: center; }
.form-row { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
@media (max-width: 560px) { .form-row { grid-template-columns: 1fr; } }
.notice { border-left: 4px solid var(--ok); background: var(--ok-soft); padding: 14px 16px; border-radius: 6px; }
.contact-grid { display: grid; grid-template-columns: 1.3fr 0.7fr; gap: 48px; }
@media (max-width: 820px) { .contact-grid { grid-template-columns: 1fr; } }
.contact-card { display: grid; gap: 14px; align-content: start; }
.copy-row { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.copy-row code { font-family: var(--mono); user-select: all; background: var(--surface); border: 1px solid var(--line); padding: 6px 10px; border-radius: 6px; }

/* Calculator */
.calc { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; background: var(--surface); border: 1px solid var(--line); border-radius: 14px; padding: 28px; }
@media (max-width: 760px) { .calc { grid-template-columns: 1fr; } }
.calc-out { display: grid; gap: 14px; align-content: start; background: var(--carbon-soft); border-radius: 10px; padding: 22px; }
.calc-out .big { font-family: var(--display); font-stretch: 112%; font-weight: 780; font-size: 2.6rem; font-variant-numeric: tabular-nums; }
.calc-out dl { display: grid; grid-template-columns: auto auto; gap: 6px 16px; margin: 0; font-variant-numeric: tabular-nums; }
.calc-out dt { color: var(--muted); }
.calc-out dd { margin: 0; text-align: right; font-weight: 600; }

/* CTA band */
.cta { background: var(--ink) !important; color: var(--paper); }
.cta h2 { max-width: 40rem; }
.cta .wrap { display: grid; gap: 24px; }
.cta .btn-primary { background: var(--marigold); color: #1a1406; }
.cta .btn-ghost { background: transparent; color: var(--paper); border-color: color-mix(in srgb, var(--paper) 40%, transparent); }

/* Footer */
.site-foot { padding-block: 56px 40px; background: var(--surface); }
.foot-grid { display: grid; grid-template-columns: 1.4fr repeat(3, 1fr); gap: 32px; }
@media (max-width: 760px) { .foot-grid { grid-template-columns: 1fr 1fr; } }
.foot-grid h2 { font-size: 1rem; font-stretch: 105%; margin-bottom: 10px; }
.foot-grid ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 6px; }
.foot-grid a { color: var(--muted); text-decoration: none; }
.foot-grid a:hover { color: var(--carbon); text-decoration: underline; }
.foot-grid p { color: var(--muted); font-size: 0.95rem; }
.foot-base { margin-top: 40px; padding-top: 20px; border-top: 1px solid var(--line); color: var(--muted); font-size: 0.9rem; }