/* PT-TAKEOFF — marketing site design system (dark-first) */

:root {
  color-scheme: dark;

  /* Palette */
  --bg:            #0a0e14;
  --bg-elev:       #111722;
  --bg-elev-2:     #161d2b;
  --panel-border:  #23304a;
  --panel-border-2:#2c3a57;

  --text:          #e6ecf5;
  --text-muted:    #93a1b8;
  --text-dim:      #64748b;

  --accent:        #38bdf8;   /* cyan */
  --accent-strong: #0ea5e9;
  --accent-ink:    #041016;
  --accent-2:      #f59e0b;   /* amber, used sparingly */

  --ok:            #22c55e;
  --warn:          #f59e0b;
  --low:           #ef4444;

  --radius:        14px;
  --radius-sm:     9px;
  --maxw:          1120px;
  --gutter:        clamp(16px, 4vw, 40px);

  --mono: "SFMono-Regular", ui-monospace, "JetBrains Mono", "Cascadia Code", Menlo, Consolas, monospace;
  --sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;

  --shadow: 0 20px 50px -20px rgba(0,0,0,.7);
}

* { box-sizing: border-box; }

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

body {
  margin: 0;
  font-family: var(--sans);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  font-size: 17px;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

/* subtle blueprint grid backdrop */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(1100px 600px at 80% -10%, rgba(56,189,248,.10), transparent 60%),
    radial-gradient(900px 600px at 0% 0%, rgba(14,165,233,.07), transparent 55%),
    linear-gradient(var(--bg), var(--bg));
  pointer-events: none;
}

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

img { max-width: 100%; display: block; }

h1, h2, h3, h4 { line-height: 1.15; letter-spacing: -0.02em; margin: 0 0 .5em; font-weight: 700; }
h1 { font-size: clamp(2rem, 5vw, 3.25rem); }
h2 { font-size: clamp(1.5rem, 3.2vw, 2.25rem); }
h3 { font-size: 1.2rem; }
p  { margin: 0 0 1rem; color: var(--text-muted); }

.container { max-width: var(--maxw); margin: 0 auto; padding-inline: var(--gutter); }
.narrow { max-width: 760px; }

.eyebrow {
  font-family: var(--mono);
  font-size: .78rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 .9rem;
}

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  backdrop-filter: blur(12px);
  background: rgba(10,14,20,.72);
  border-bottom: 1px solid var(--panel-border);
}
.nav {
  display: flex; align-items: center; gap: 1.5rem;
  height: 66px;
}
.brand {
  display: flex; align-items: center; gap: .6rem;
  font-family: var(--mono); font-weight: 700; letter-spacing: .04em;
  color: var(--text); font-size: 1.02rem;
}
.brand:hover { text-decoration: none; }
.brand .logo-mark {
  width: 30px; height: 30px; flex: none;
}
.nav-links { display: flex; gap: 1.4rem; margin-left: auto; align-items: center; }
.nav-links a { color: var(--text-muted); font-size: .95rem; font-weight: 500; }
.nav-links a:hover { color: var(--text); text-decoration: none; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
  font-weight: 600; font-size: .96rem;
  padding: .7rem 1.15rem; border-radius: var(--radius-sm);
  border: 1px solid transparent; cursor: pointer; white-space: nowrap;
  transition: transform .06s ease, background .15s ease, border-color .15s ease;
}
.btn:hover { text-decoration: none; }
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--accent); color: var(--accent-ink); }
.btn-primary:hover { background: var(--accent-strong); }
.btn-ghost { background: transparent; color: var(--text); border-color: var(--panel-border-2); }
.btn-ghost:hover { background: var(--bg-elev); }
.btn-lg { padding: .9rem 1.5rem; font-size: 1.02rem; }

/* ---------- Sections ---------- */
section { padding-block: clamp(48px, 8vw, 96px); }
.section-tight { padding-block: clamp(32px, 5vw, 56px); }

.hero {
  padding-top: clamp(56px, 9vw, 110px);
  padding-bottom: clamp(40px, 7vw, 80px);
}
.hero h1 { max-width: 16ch; }
.hero .lede { font-size: clamp(1.05rem, 2.2vw, 1.28rem); color: var(--text-muted); max-width: 56ch; }
.hero-actions { display: flex; flex-wrap: wrap; gap: .8rem; margin-top: 1.8rem; }
.hero-note { margin-top: 1rem; font-size: .88rem; color: var(--text-dim); }

/* panels / cards */
.panel {
  background: linear-gradient(180deg, var(--bg-elev), var(--bg-elev-2));
  border: 1px solid var(--panel-border);
  border-radius: var(--radius);
  padding: 1.5rem;
}
.grid { display: grid; gap: 1.1rem; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
@media (max-width: 860px) { .grid-3, .grid-2 { grid-template-columns: 1fr; } }

.feature h3 { display: flex; align-items: center; gap: .55rem; }
.feature .ic { color: var(--accent); flex: none; }

/* confidence chips */
.chip {
  font-family: var(--mono); font-size: .72rem; font-weight: 600;
  padding: .12rem .5rem; border-radius: 999px; letter-spacing: .04em;
  border: 1px solid;
}
.chip-high { color: var(--ok);  border-color: rgba(34,197,94,.4);  background: rgba(34,197,94,.08); }
.chip-med  { color: var(--warn);border-color: rgba(245,158,11,.4); background: rgba(245,158,11,.08); }
.chip-low  { color: var(--low); border-color: rgba(239,68,68,.4);  background: rgba(239,68,68,.08); }

/* steps */
.steps { counter-reset: step; }
.step { display: flex; gap: 1rem; align-items: flex-start; }
.step .num {
  counter-increment: step; flex: none;
  width: 34px; height: 34px; border-radius: 50%;
  display: grid; place-items: center; font-family: var(--mono); font-weight: 700;
  color: var(--accent-ink); background: var(--accent);
}
.step .num::before { content: counter(step); }

/* ---------- Pricing ---------- */
.price-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.2rem; align-items: stretch; }
@media (max-width: 940px) { .price-grid { grid-template-columns: 1fr; max-width: 460px; margin-inline: auto; } }
.price-card { display: flex; flex-direction: column; position: relative; }
.price-card.featured { border-color: var(--accent); box-shadow: 0 0 0 1px var(--accent), var(--shadow); }
.price-card .badge {
  position: absolute; top: -12px; right: 18px;
  font-family: var(--mono); font-size: .68rem; letter-spacing: .12em; text-transform: uppercase;
  background: var(--accent); color: var(--accent-ink); padding: .25rem .6rem; border-radius: 999px; font-weight: 700;
}
.price-name { font-family: var(--mono); letter-spacing: .05em; color: var(--text); font-weight: 700; }
.price-amt { font-size: 2.6rem; font-weight: 800; letter-spacing: -.03em; margin: .3rem 0 0; }
.price-amt small { font-size: .95rem; font-weight: 500; color: var(--text-dim); }
.price-sub { color: var(--accent); font-family: var(--mono); font-size: .9rem; margin-bottom: 1rem; }
.price-card ul { list-style: none; padding: 0; margin: 1rem 0 1.4rem; display: grid; gap: .55rem; }
.price-card li { display: flex; gap: .5rem; color: var(--text-muted); font-size: .96rem; }
.price-card li::before { content: "✓"; color: var(--ok); font-weight: 700; }
.price-card .btn { margin-top: auto; width: 100%; }

.addon {
  margin-top: 1.4rem; text-align: center; color: var(--text-muted);
  font-size: .98rem; border: 1px dashed var(--panel-border-2); border-radius: var(--radius); padding: 1rem;
}

/* ---------- Tables (legal/spec) ---------- */
table.tbl { width: 100%; border-collapse: collapse; font-size: .95rem; }
table.tbl th, table.tbl td { text-align: left; padding: .6rem .7rem; border-bottom: 1px solid var(--panel-border); }
table.tbl th { color: var(--text); font-family: var(--mono); font-size: .82rem; letter-spacing: .04em; }
table.tbl td { color: var(--text-muted); }

/* ---------- Legal / long-form ---------- */
.legal { padding-block: clamp(40px, 6vw, 72px); }
.legal h1 { margin-bottom: .3rem; }
.legal .updated { font-family: var(--mono); font-size: .85rem; color: var(--text-dim); margin-bottom: 2rem; }
.legal h2 { margin-top: 2.2rem; font-size: 1.35rem; }
.legal h3 { margin-top: 1.4rem; }
.legal p, .legal li { color: var(--text-muted); }
.legal ul, .legal ol { padding-left: 1.3rem; }
.legal li { margin-bottom: .4rem; }
.placeholder {
  background: rgba(245,158,11,.12); color: var(--warn);
  padding: 0 .35rem; border-radius: 4px; font-family: var(--mono); font-size: .9em;
  border: 1px solid rgba(245,158,11,.3);
}

.callout {
  border-left: 3px solid var(--accent);
  background: var(--bg-elev);
  padding: 1rem 1.2rem; border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin: 1.4rem 0;
}
.callout p:last-child { margin-bottom: 0; }

/* ---------- Contact form ---------- */
.form { display: grid; gap: 1rem; max-width: 560px; }
.form label { display: grid; gap: .35rem; font-size: .9rem; color: var(--text); font-weight: 500; }
.form input, .form textarea {
  font: inherit; color: var(--text);
  background: var(--bg-elev); border: 1px solid var(--panel-border-2);
  border-radius: var(--radius-sm); padding: .7rem .8rem;
}
.form input:focus, .form textarea:focus { outline: 2px solid var(--accent); border-color: transparent; }
.form textarea { min-height: 140px; resize: vertical; }

/* ---------- Footer ---------- */
.site-footer {
  border-top: 1px solid var(--panel-border);
  padding-block: 2.5rem; margin-top: 2rem;
  background: var(--bg-elev);
}
.footer-grid { display: flex; flex-wrap: wrap; gap: 2rem 3rem; justify-content: space-between; }
.footer-brand { max-width: 320px; }
.footer-brand p { font-size: .9rem; color: var(--text-dim); }
.footer-cols { display: flex; gap: 3rem; flex-wrap: wrap; }
.footer-col h4 { font-family: var(--mono); font-size: .78rem; letter-spacing: .12em; text-transform: uppercase; color: var(--text-dim); margin-bottom: .7rem; }
.footer-col a { display: block; color: var(--text-muted); font-size: .92rem; margin-bottom: .45rem; }
.footer-col a:hover { color: var(--text); text-decoration: none; }
.footer-legal {
  margin-top: 2rem; padding-top: 1.4rem; border-top: 1px solid var(--panel-border);
  font-size: .82rem; color: var(--text-dim);
  display: flex; flex-wrap: wrap; gap: .4rem 1rem; justify-content: space-between;
}

.mono { font-family: var(--mono); }
.muted { color: var(--text-dim); }
.center { text-align: center; }
.mt-2 { margin-top: 2rem; } .mt-1 { margin-top: 1rem; }

/* skip link for a11y */
.skip { position: absolute; left: -9999px; }
.skip:focus { left: 12px; top: 12px; z-index: 100; background: var(--accent); color: var(--accent-ink); padding: .5rem .8rem; border-radius: 6px; }