/* ===========================================================
   PHAST Consulting — shared stylesheet
   Identity: aviation safety. Deep airfield navy + hi-vis safety
   amber (airside PPE / hazard marking). Industrial, precise.
   =========================================================== */

:root {
  --navy:      #0b1f3a;   /* deep airfield night */
  --navy-2:    #12294a;   /* raised navy surfaces */
  --steel:     #4a5d78;   /* muted steel text */
  --mist:      #eef2f7;   /* page background */
  --paper:     #ffffff;
  --amber:     #f5a623;   /* hi-vis safety amber */
  --amber-dk:  #d98a05;
  --line:      #d9e0ea;
  --ink:       #0b1f3a;
  --ink-soft:  #33445e;

  --wrap: 1120px;
  --gap: clamp(1rem, 3vw, 2.5rem);

  --font-display: "Barlow Semi Condensed", "Arial Narrow", sans-serif;
  --font-body: "Inter", system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink-soft);
  background: var(--mist);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  color: var(--ink);
  line-height: 1.08;
  letter-spacing: -0.01em;
  margin: 0 0 0.5em;
  font-weight: 600;
}

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

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

.wrap { width: min(var(--wrap), 100% - 2.5rem); margin-inline: auto; }

.eyebrow {
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: 0.22em;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--amber-dk);
  display: inline-block;
  margin-bottom: 0.75rem;
}

/* ---------- top bar / nav ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: var(--navy);
  border-bottom: 3px solid var(--amber);
}
.nav {
  display: flex; align-items: center; gap: 1.5rem;
  padding: 0.7rem 0;
}
.brand {
  display: flex; align-items: center; gap: 0.7rem;
  font-family: var(--font-display);
  font-weight: 600; font-size: 1.35rem;
  color: #fff; text-decoration: none; letter-spacing: 0.02em;
  white-space: nowrap;
}
.brand:hover { text-decoration: none; }
.brand .brand-logo {
  display: flex; align-items: center; line-height: 0;
  background: #fff; padding: 0.4rem 0.65rem; border-radius: 6px;
}
.brand .brand-logo img { height: 40px; width: auto; display: block; }
.nav-links {
  margin-left: auto;
  display: flex; align-items: center; gap: 0.35rem;
  list-style: none; padding: 0; margin-block: 0;
}
.nav-links a {
  color: #cdd7e6; font-size: 0.82rem;
  text-transform: uppercase; letter-spacing: 0.08em;
  font-weight: 500; padding: 0.45rem 0.7rem; border-radius: 4px;
}
.nav-links a:hover, .nav-links a.active {
  color: #fff; background: var(--navy-2); text-decoration: none;
}
.nav-links a.active { box-shadow: inset 0 -2px 0 var(--amber); border-radius: 4px 4px 0 0; }
.nav-call {
  color: var(--navy) !important; background: var(--amber);
  font-weight: 600 !important;
}
.nav-call:hover { background: #fff; }
.nav-toggle {
  margin-left: auto; display: none;
  background: none; border: 1.5px solid #35496b; color: #fff;
  border-radius: 5px; padding: 0.4rem 0.6rem; cursor: pointer;
  font-size: 1.1rem; line-height: 1;
}

@media (max-width: 860px) {
  .nav-toggle { display: block; }
  .nav-links {
    position: absolute; left: 0; right: 0; top: 100%;
    flex-direction: column; align-items: stretch; gap: 0;
    background: var(--navy); padding: 0.5rem 1.25rem 1rem;
    border-bottom: 3px solid var(--amber);
    display: none;
  }
  .nav-links.open { display: flex; }
  .nav-links a { padding: 0.7rem 0.5rem; }
}

/* ---------- hero ---------- */
.hero {
  position: relative; color: #fff;
  background:
    radial-gradient(1100px 620px at 18% -8%, rgba(245,166,35,0.16) 0%, transparent 60%),
    radial-gradient(900px 560px at 100% 105%, rgba(255,255,255,0.07) 0%, transparent 55%),
    linear-gradient(150deg, var(--navy) 0%, var(--navy-2) 100%);
  overflow: hidden;
}
.hero::after {
  /* faint runway-line texture, kept subtle */
  content: ""; position: absolute; inset: 0; opacity: 0.05;
  background: repeating-linear-gradient(
    -45deg, var(--amber) 0 1px, transparent 1px 68px);
  pointer-events: none;
}
.hero-inner { position: relative; z-index: 1; padding: clamp(3.5rem, 9vw, 6.5rem) 0; }
.hero h1 {
  color: #fff; font-size: clamp(2.4rem, 6vw, 4.2rem);
  max-width: 15ch; text-transform: uppercase; letter-spacing: 0.01em;
}
.hero .lede { font-size: clamp(1.05rem, 2vw, 1.3rem); max-width: 52ch; color: #d7e0ee; }
.hero .kicker {
  font-family: var(--font-display); text-transform: uppercase;
  letter-spacing: 0.3em; font-size: 0.8rem; color: var(--amber);
  margin-bottom: 1rem;
}

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 0.5rem;
  font-family: var(--font-display); font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.08em; font-size: 0.9rem;
  padding: 0.8rem 1.5rem; border-radius: 5px; cursor: pointer;
  border: 2px solid var(--amber); background: var(--amber); color: var(--navy);
  transition: transform .12s ease, background .12s ease;
}
.btn:hover { background: var(--amber-dk); border-color: var(--amber-dk); color:#fff; text-decoration: none; transform: translateY(-1px); }
.btn.ghost { background: transparent; color: #fff; }
.btn.ghost:hover { background: #fff; color: var(--navy); }
.btn.dark { border-color: var(--navy); background: var(--navy); color: #fff; }
.btn.dark:hover { background: var(--navy-2); }

/* ---------- generic section ---------- */
section.block { padding: clamp(3rem, 7vw, 5.5rem) 0; }
section.block.alt { background: var(--paper); }
.section-head { max-width: 60ch; margin-bottom: 2.5rem; }
.section-head h2 { font-size: clamp(1.8rem, 4vw, 2.7rem); text-transform: uppercase; }

/* page banner (interior pages) */
.pagehead {
  background: var(--mist); color: var(--ink);
  border-bottom: 3px solid var(--amber);
  padding: clamp(2rem, 5vw, 3.25rem) 0;
  position: relative; overflow: hidden;
}
.pagehead .wrap { position: relative; z-index: 1; }
.pagehead h1 { color: var(--navy); font-size: clamp(1.9rem, 4.5vw, 3rem); text-transform: uppercase; }
.pagehead p { color: var(--amber-dk); font-family: var(--font-display); letter-spacing: 0.12em; text-transform: uppercase; font-size: 0.95rem; margin: 0; }

/* ---------- cards / grids ---------- */
.grid { display: grid; gap: 1.5rem; }
.grid.two   { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.grid.three { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }

.card {
  background: var(--paper); border: 1px solid var(--line);
  border-radius: 8px; padding: 1.75rem;
  border-top: 3px solid var(--amber);
}
.card h3 { font-size: 1.3rem; text-transform: uppercase; letter-spacing: 0.01em; }
.card p:last-child { margin-bottom: 0; }
.card ul { margin: 0.5rem 0 0; padding-left: 1.1rem; }
.card ul li { margin-bottom: 0.3rem; }

/* numbered practice cards */
.card .idx {
  font-family: var(--font-display); font-weight: 700;
  color: var(--amber); font-size: 0.95rem; letter-spacing: 0.1em;
  display: block; margin-bottom: 0.4rem;
}

/* ---------- lists ---------- */
.tick { list-style: none; padding: 0; margin: 0; }
.tick li { position: relative; padding-left: 1.6rem; margin-bottom: 0.55rem; }
.tick li::before {
  content: "▸"; position: absolute; left: 0; top: 0;
  color: var(--amber-dk); font-weight: 700;
}

/* ---------- split feature ---------- */
.split { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: var(--gap); align-items: center; }
@media (max-width: 820px){ .split { grid-template-columns: 1fr; } }

.stat-strip {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(160px,1fr));
  gap: 1px; background: var(--line); border: 1px solid var(--line);
  border-radius: 8px; overflow: hidden; margin-top: 2rem;
}
.stat-strip div { background: var(--paper); padding: 1.4rem 1.25rem; }
.stat-strip strong {
  display: block; font-family: var(--font-display); font-size: 2.2rem;
  color: var(--navy); line-height: 1;
}
.stat-strip span { font-size: 0.85rem; color: var(--steel); text-transform: uppercase; letter-spacing: 0.06em; }

/* ---------- quote ---------- */
.pull {
  border-left: 4px solid var(--amber);
  padding: 0.5rem 0 0.5rem 1.5rem;
  font-family: var(--font-display); font-size: clamp(1.4rem, 3vw, 2rem);
  color: var(--navy); font-weight: 500; max-width: 30ch;
}

/* ---------- contact / cta band ---------- */
.band {
  background: var(--navy); color: #fff;
  padding: clamp(2.5rem, 6vw, 4rem) 0;
}
.band h2 { color: #fff; text-transform: uppercase; }
.band .lede { color: #cdd7e6; }

.info-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px,1fr)); gap: 1.5rem; }
.info-grid .lab {
  font-family: var(--font-display); text-transform: uppercase;
  letter-spacing: 0.15em; color: var(--amber-dk); font-size: 0.85rem; margin-bottom: 0.3rem;
}
.info-grid p { margin: 0; color: var(--ink-soft); }
.info-grid a { color: var(--amber-dk); }

.band .info-grid .lab { color: var(--amber); }
.band .info-grid p { color: #e6ecf5; }
.band .info-grid a { color: #fff; }

/* ---------- contact form ---------- */
.form { background: var(--paper); border: 1px solid var(--line); border-radius: 10px; padding: clamp(1.5rem, 4vw, 2.5rem); }
.form label { display: block; font-size: 0.82rem; text-transform: uppercase; letter-spacing: 0.08em; font-weight: 600; color: var(--navy); margin-bottom: 0.35rem; }
.form .field { margin-bottom: 1.1rem; }
.form input, .form select, .form textarea {
  width: 100%; padding: 0.7rem 0.85rem; font: inherit; color: var(--ink);
  border: 1.5px solid var(--line); border-radius: 6px; background: #fbfcfe;
}
.form input:focus, .form select:focus, .form textarea:focus {
  outline: none; border-color: var(--amber); box-shadow: 0 0 0 3px rgba(245,166,35,0.18);
}
.form textarea { min-height: 140px; resize: vertical; }
.form .row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.1rem; }
@media (max-width: 560px){ .form .row { grid-template-columns: 1fr; } }
.form small { color: var(--steel); }

/* ---------- blog ---------- */
.post-list { display: grid; gap: 1.5rem; }
.post-item {
  background: var(--paper); border: 1px solid var(--line); border-radius: 8px;
  padding: 1.75rem; border-left: 4px solid var(--amber);
}
.post-item h3 { font-size: 1.5rem; margin-bottom: 0.3rem; }
.post-item h3 a { color: var(--navy); }
.meta { font-size: 0.8rem; color: var(--steel); text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 0.75rem; }
.tags { margin-top: 1rem; display: flex; flex-wrap: wrap; gap: 0.4rem; }
.tags span { font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.06em; background: var(--mist); color: var(--steel); padding: 0.2rem 0.6rem; border-radius: 20px; }

.article { background: var(--paper); border: 1px solid var(--line); border-radius: 10px; padding: clamp(1.5rem, 5vw, 3.25rem); }
.article h2 { font-size: 1.5rem; text-transform: none; margin-top: 2rem; }
.article p { margin: 0 0 1.15rem; }
.article > p:first-of-type { font-size: 1.12rem; color: var(--ink-soft); }
.article a { text-decoration: underline; }
.backlink { display: inline-block; margin-bottom: 1.5rem; font-family: var(--font-display); text-transform: uppercase; letter-spacing: 0.1em; font-size: 0.85rem; }

/* ---------- footer ---------- */
.site-footer { background: #08172c; color: #aeb9cb; padding: 3rem 0 2rem; font-size: 0.9rem; }
.site-footer a { color: #d7e0ee; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 2rem; margin-bottom: 2rem; }
@media (max-width: 720px){ .footer-grid { grid-template-columns: 1fr; gap: 1.5rem; } }
.site-footer h4 { color: #fff; text-transform: uppercase; letter-spacing: 0.1em; font-size: 0.85rem; margin-bottom: 0.8rem; }
.site-footer .fnav { list-style: none; padding: 0; margin: 0; }
.site-footer .fnav li { margin-bottom: 0.4rem; }
.footer-brand { font-family: var(--font-display); font-size: 1.4rem; color: #fff; letter-spacing: 0.02em; margin-bottom: 0.5rem; }
.footer-bottom { border-top: 1px solid #1c3151; padding-top: 1.25rem; display: flex; flex-wrap: wrap; gap: 0.75rem 1.5rem; justify-content: space-between; align-items: center; font-size: 0.8rem; }
.badge-license {
  display: inline-block; border: 1px solid var(--amber); color: var(--amber);
  font-family: var(--font-display); text-transform: uppercase; letter-spacing: 0.12em;
  font-size: 0.72rem; padding: 0.3rem 0.7rem; border-radius: 4px;
}

/* utility */
.center { text-align: center; }
.mt { margin-top: 1.5rem; }
.muted { color: var(--steel); }
.lede { font-size: 1.15rem; }