/* ============================================================
   Lune Solutions — styles.css
   Palette: Deep Navy / Charcoal / Off-White + Steel Blue,
   Soft Silver, and a restrained Muted Gold accent.
   Display: Fraunces  ·  Body/UI: Inter
   ============================================================ */

:root {
  /* Color */
  --navy:        #0F1B2D;
  --navy-700:    #16263c;
  --charcoal:    #1F2733;
  --offwhite:    #F6F4EF;
  --paper:       #FBFAF7;
  --ink:         #2A2E35;
  --ink-soft:    #545b66;
  --steel:       #5B7C99;
  --steel-deep:  #426079;
  --silver:      #C9CDD3;
  --silver-line: #e3e1da;
  --gold:        #B89150;
  --gold-soft:   #cda968;

  /* Type */
  --display: "Fraunces", Georgia, "Times New Roman", serif;
  --body: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;

  /* Layout */
  --maxw: 1180px;
  --gutter: clamp(1.25rem, 4vw, 2rem);
  --section-y: clamp(4rem, 8vw, 7rem);
  --radius: 4px;
  --radius-lg: 8px;

  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
}

/* ---------- Reset / base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--body);
  font-size: 1.0625rem;
  line-height: 1.7;
  color: var(--ink);
  background: var(--offwhite);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img, svg { display: block; max-width: 100%; }
a { color: var(--steel-deep); text-decoration: none; transition: color .2s var(--ease); }
a:hover { color: var(--gold); }
h1, h2, h3, h4 { font-family: var(--display); font-weight: 460; line-height: 1.12; color: var(--navy); margin: 0 0 .6em; letter-spacing: -0.01em; }
p { margin: 0 0 1.1em; }
ul { margin: 0 0 1.1em; padding-left: 1.1rem; }
li { margin-bottom: .35em; }

/* Accessibility */
:focus-visible { outline: 2px solid var(--steel); outline-offset: 3px; border-radius: 2px; }
.skip-link {
  position: absolute; left: -999px; top: 0; z-index: 1000;
  background: var(--navy); color: var(--offwhite); padding: .6rem 1rem; border-radius: 0 0 var(--radius) 0;
}
.skip-link:focus { left: 0; color: var(--offwhite); }

/* ---------- Layout helpers ---------- */
.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding-inline: var(--gutter); }
.section { padding-block: var(--section-y); }
.section--tight { padding-block: clamp(3rem, 5vw, 4.5rem); }
.section--navy { background: var(--navy); color: #d9dde4; }
.section--navy h1, .section--navy h2, .section--navy h3 { color: var(--offwhite); }
.section--paper { background: var(--paper); }

.eyebrow {
  font-family: var(--body);
  font-size: .76rem;
  font-weight: 600;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--steel);
  margin: 0 0 1rem;
  display: inline-flex;
  align-items: center;
  gap: .55rem;
}
.eyebrow::before {
  content: ""; width: 22px; height: 1px; background: var(--gold); display: inline-block;
}
.section--navy .eyebrow { color: var(--gold-soft); }
.section--navy .eyebrow::before { background: var(--gold-soft); }

.lede { font-size: 1.15rem; line-height: 1.65; color: var(--ink-soft); max-width: 62ch; }
.section--navy .lede { color: #c3c9d2; }
.measure { max-width: 64ch; }

h1.display { font-size: clamp(2.3rem, 5.2vw, 4rem); }
h2.display { font-size: clamp(1.75rem, 3.4vw, 2.6rem); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: .5rem;
  font-family: var(--body); font-weight: 600; font-size: .95rem;
  letter-spacing: .01em;
  padding: .85rem 1.5rem; border-radius: var(--radius);
  border: 1px solid transparent; cursor: pointer;
  transition: transform .18s var(--ease), background .2s var(--ease), border-color .2s var(--ease), color .2s var(--ease);
  white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); }
.btn .arrow { transition: transform .2s var(--ease); }
.btn:hover .arrow { transform: translateX(3px); }

.btn--solid { background: var(--navy); color: var(--offwhite); }
.btn--solid:hover { background: var(--navy-700); color: var(--offwhite); }

.btn--invert { background: var(--offwhite); color: var(--navy); }
.btn--invert:hover { background: #fff; color: var(--navy); }

.btn--ghost { background: transparent; color: var(--navy); border-color: var(--silver); }
.btn--ghost:hover { border-color: var(--navy); color: var(--navy); }

.section--navy .btn--ghost { color: var(--offwhite); border-color: rgba(201,205,211,.4); }
.section--navy .btn--ghost:hover { border-color: var(--gold-soft); color: var(--offwhite); }

.btn-row { display: flex; flex-wrap: wrap; gap: .85rem; }

/* ---------- Header / Nav ---------- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(15,27,45,.92);
  backdrop-filter: saturate(140%) blur(8px);
  border-bottom: 1px solid rgba(255,255,255,.06);
}
.nav { display: flex; align-items: center; justify-content: space-between; gap: 1rem; height: 70px; }
.brand { display: inline-flex; align-items: center; gap: .65rem; color: var(--offwhite); }
.brand:hover { color: var(--offwhite); }
.brand__mark { width: 30px; height: 30px; flex: none; }
.brand__name { font-family: var(--display); font-weight: 500; font-size: 1.18rem; letter-spacing: .005em; }
.brand__name span { color: var(--gold-soft); }

.nav__links { display: flex; align-items: center; gap: 1.6rem; list-style: none; margin: 0; padding: 0; }
.nav__links a {
  color: #cdd3dc; font-size: .94rem; font-weight: 500; letter-spacing: .01em;
  font-family: var(--body); padding: .3rem 0; position: relative;
}
.nav__links a::after {
  content: ""; position: absolute; left: 0; bottom: -2px; height: 1.5px; width: 0; background: var(--gold-soft);
  transition: width .22s var(--ease);
}
.nav__links a:hover, .nav__links a[aria-current="page"] { color: var(--offwhite); }
.nav__links a:hover::after, .nav__links a[aria-current="page"]::after { width: 100%; }

.nav__cta { margin-left: .4rem; }
.nav__cta .btn { padding: .6rem 1.15rem; font-size: .9rem; }

.nav__toggle {
  display: none; background: none; border: 1px solid rgba(255,255,255,.18); border-radius: var(--radius);
  width: 42px; height: 38px; cursor: pointer; padding: 0;
}
.nav__toggle span, .nav__toggle span::before, .nav__toggle span::after {
  content: ""; display: block; width: 18px; height: 1.6px; background: var(--offwhite); margin: 0 auto; position: relative;
  transition: transform .25s var(--ease), opacity .2s var(--ease);
}
.nav__toggle span::before { position: absolute; top: -6px; }
.nav__toggle span::after { position: absolute; top: 6px; }
.nav__toggle[aria-expanded="true"] span { background: transparent; }
.nav__toggle[aria-expanded="true"] span::before { transform: translateY(6px) rotate(45deg); }
.nav__toggle[aria-expanded="true"] span::after { transform: translateY(-6px) rotate(-45deg); }

/* ---------- Hero ---------- */
.hero { position: relative; background: var(--navy); color: #cdd3dc; overflow: hidden; }
.hero__arc {
  position: absolute; right: -14%; top: 50%; transform: translateY(-50%);
  width: min(760px, 80%); height: auto; opacity: .9; pointer-events: none;
}
.hero__inner { position: relative; z-index: 2; padding-block: clamp(4.5rem, 10vw, 8rem); max-width: 760px; }
.hero h1 { color: var(--offwhite); margin-bottom: .35em; }
.hero__sub { font-size: 1.18rem; line-height: 1.6; color: #c3c9d2; max-width: 60ch; margin-bottom: 2rem; }
.hero--sub { background: var(--navy); }
.hero--sub .hero__inner { padding-block: clamp(3.2rem, 7vw, 5rem); }

/* ---------- Credibility strip ---------- */
.cred { background: var(--charcoal); color: #cfd5dd; }
.cred__inner { display: flex; flex-wrap: wrap; align-items: center; gap: 1rem 2.4rem; padding-block: 1.4rem; }
.cred__line { font-size: 1.02rem; color: #dfe3e9; max-width: 46ch; margin: 0; }
.cred__tags { display: flex; flex-wrap: wrap; gap: .5rem 1.6rem; margin-left: auto; }
.cred__tag { font-size: .86rem; font-weight: 500; color: var(--silver); display: inline-flex; align-items: center; gap: .5rem; }
.cred__tag::before { content: ""; width: 14px; height: 14px; flex: none;
  background: var(--gold-soft);
  -webkit-mask: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'><path fill='black' d='M9 16.2l-3.5-3.5L4 14.2l5 5 11-11-1.4-1.4z'/></svg>") center/contain no-repeat;
  mask: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'><path fill='black' d='M9 16.2l-3.5-3.5L4 14.2l5 5 11-11-1.4-1.4z'/></svg>") center/contain no-repeat;
}

/* ---------- Section heading block ---------- */
.head { max-width: 60ch; margin-bottom: clamp(2rem, 4vw, 3rem); }
.head--center { margin-inline: auto; text-align: center; }

/* ---------- Cards / grids ---------- */
.grid { display: grid; gap: 1.25rem; }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--services { grid-template-columns: repeat(3, 1fr); }

.card {
  background: var(--paper); border: 1px solid var(--silver-line); border-radius: var(--radius-lg);
  padding: 1.6rem 1.5rem; position: relative; transition: border-color .2s var(--ease), transform .2s var(--ease), box-shadow .2s var(--ease);
}
.card:hover { transform: translateY(-3px); border-color: var(--silver); box-shadow: 0 14px 34px -22px rgba(15,27,45,.45); }
.card__num { font-family: var(--display); font-size: .9rem; color: var(--gold); letter-spacing: .04em; }
.card h3 { font-size: 1.2rem; margin: .5rem 0 .5rem; }
.card p { font-size: .97rem; color: var(--ink-soft); margin: 0; }
.card__icon { width: 30px; height: 30px; margin-bottom: 1rem; color: var(--steel); }
.card__link { display: inline-flex; align-items: center; gap: .35rem; margin-top: 1rem; font-weight: 600; font-size: .9rem; }

/* On navy */
.section--navy .card { background: var(--navy-700); border-color: rgba(255,255,255,.08); }
.section--navy .card:hover { border-color: rgba(205,169,104,.5); }
.section--navy .card h3 { color: var(--offwhite); }
.section--navy .card p { color: #b9c0ca; }

/* Value props (why) */
.value { padding: 1.4rem 0; border-top: 1px solid rgba(255,255,255,.1); }
.value h3 { font-size: 1.18rem; margin-bottom: .35rem; }
.value p { color: #b9c0ca; margin: 0; font-size: .98rem; }

/* Who-we-serve chips */
.chips { display: flex; flex-wrap: wrap; gap: .7rem; }
.chip {
  font-size: .92rem; font-weight: 500; color: var(--ink);
  background: var(--paper); border: 1px solid var(--silver-line);
  padding: .55rem 1rem; border-radius: 100px;
}

/* ---------- Service detail blocks ---------- */
.svc { padding-block: clamp(2.5rem, 5vw, 3.6rem); border-top: 1px solid var(--silver-line); scroll-margin-top: 90px; }
.svc:first-of-type { border-top: none; }
.svc__grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(1.5rem, 4vw, 3rem); align-items: start; }
.svc__head .eyebrow { margin-bottom: .6rem; }
.svc__head h2 { font-size: clamp(1.6rem, 2.6vw, 2.1rem); }
.svc__detail { display: grid; gap: 1.4rem; }
.svc__block h4 { font-family: var(--body); font-weight: 700; font-size: .82rem; text-transform: uppercase; letter-spacing: .12em; color: var(--steel); margin: 0 0 .5rem; }
.svc__block ul { margin: 0; padding-left: 1.05rem; }
.svc__block li { color: var(--ink-soft); }
.svc__block p { color: var(--ink-soft); margin: 0; }
.svc__note { font-size: .9rem; color: var(--ink-soft); background: #f1efe8; border-left: 2px solid var(--gold); padding: .8rem 1rem; border-radius: 0 var(--radius) var(--radius) 0; }

/* ---------- Banner (capability) ---------- */
.banner { background: var(--charcoal); color: #d9dde4; border-radius: var(--radius-lg); padding: clamp(2rem, 5vw, 3rem); display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 1.5rem; }
.banner h2 { color: var(--offwhite); margin: 0 0 .3rem; font-size: clamp(1.4rem, 2.5vw, 1.9rem); }
.banner p { margin: 0; color: #b9c0ca; }

/* ---------- CTA section ---------- */
.cta-final { text-align: center; }
.cta-final h2 { font-size: clamp(1.9rem, 3.6vw, 2.8rem); margin-bottom: .4em; }
.cta-final .lede { margin-inline: auto; margin-bottom: 1.8rem; }
.cta-final .email { display: inline-block; margin-top: 1.2rem; color: var(--gold-soft); font-weight: 500; letter-spacing: .01em; }

/* ---------- About: team ---------- */
.story__grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: clamp(1.5rem, 4vw, 3.5rem); align-items: start; }
.values-list { display: grid; gap: 0; }
.values-list .item { padding: 1.15rem 0; border-bottom: 1px solid var(--silver-line); display: grid; grid-template-columns: auto 1fr; gap: 1rem; }
.values-list .item:last-child { border-bottom: none; }
.values-list .item strong { font-family: var(--display); font-weight: 500; color: var(--navy); font-size: 1.05rem; }
.values-list .item span { color: var(--ink-soft); font-size: .98rem; }

.team-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; }
.partner { background: var(--navy-700); border: 1px solid rgba(255,255,255,.08); border-radius: var(--radius-lg); padding: 1.4rem; text-align: center; }
.partner__mark { width: 38px; height: 38px; margin: 0 auto .9rem; opacity: .9; }
.partner h3 { color: var(--offwhite); font-size: 1.08rem; margin: 0 0 .25rem; }
.partner span { font-size: .85rem; color: var(--gold-soft); letter-spacing: .04em; text-transform: uppercase; font-family: var(--body); font-weight: 600; }

/* ---------- Capabilities ---------- */
.comp-cols { columns: 2; column-gap: 2.4rem; }
.comp-cols li { break-inside: avoid; }
@media (max-width: 640px){ .comp-cols { columns: 1; } }

.table-wrap { overflow-x: auto; border: 1px solid var(--silver-line); border-radius: var(--radius-lg); }
table.naics { width: 100%; border-collapse: collapse; font-size: .96rem; }
table.naics th, table.naics td { text-align: left; padding: .85rem 1.1rem; border-bottom: 1px solid var(--silver-line); }
table.naics thead th { background: var(--navy); color: var(--offwhite); font-family: var(--body); font-weight: 600; font-size: .82rem; text-transform: uppercase; letter-spacing: .08em; }
table.naics tbody tr:last-child td { border-bottom: none; }
table.naics td:first-child { font-variant-numeric: tabular-nums; font-weight: 600; color: var(--navy); white-space: nowrap; }

.note {
  font-size: .92rem; color: var(--ink-soft); background: #f1efe8;
  border-left: 3px solid var(--gold); padding: 1rem 1.15rem; border-radius: 0 var(--radius) var(--radius) 0; margin-top: 1.2rem;
}
.note strong { color: var(--navy); }

.facts { display: grid; grid-template-columns: repeat(2,1fr); gap: 0; border: 1px solid var(--silver-line); border-radius: var(--radius-lg); overflow: hidden; }
.facts dt { background: var(--paper); font-family: var(--body); font-weight: 600; font-size: .76rem; text-transform: uppercase; letter-spacing: .1em; color: var(--steel); padding: .9rem 1.1rem; border-bottom: 1px solid var(--silver-line); border-right: 1px solid var(--silver-line); margin: 0; }
.facts dd { padding: .9rem 1.1rem; border-bottom: 1px solid var(--silver-line); margin: 0; font-size: .97rem; color: var(--ink); }
.facts > div { display: contents; }

/* ---------- Contact form ---------- */
.contact-grid { display: grid; grid-template-columns: 1.3fr .85fr; gap: clamp(1.5rem, 5vw, 4rem); align-items: start; }
.form { display: grid; gap: 1.1rem; }
.field { display: grid; gap: .4rem; }
.field label { font-size: .85rem; font-weight: 600; color: var(--navy); letter-spacing: .01em; }
.field label .req { color: var(--gold); }
.field input, .field select, .field textarea {
  font-family: var(--body); font-size: 1rem; color: var(--ink);
  padding: .8rem .9rem; border: 1px solid var(--silver); border-radius: var(--radius);
  background: #fff; width: 100%; transition: border-color .2s var(--ease), box-shadow .2s var(--ease);
}
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none; border-color: var(--steel); box-shadow: 0 0 0 3px rgba(91,124,153,.18);
}
.field textarea { resize: vertical; min-height: 130px; }
.field--row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.1rem; }
.form__msg { font-size: .95rem; padding: .9rem 1rem; border-radius: var(--radius); display: none; }
.form__msg--ok { display: block; background: #eaf1ea; border: 1px solid #b9d3b9; color: #2f5d35; }
.form__hint { font-size: .82rem; color: var(--ink-soft); }

.contact-aside { background: var(--navy-700); color: #cdd3dc; border-radius: var(--radius-lg); padding: 1.8rem; }
.contact-aside h3 { color: var(--offwhite); font-size: 1.15rem; }
.contact-aside a { color: var(--gold-soft); font-weight: 500; }
.contact-aside a:hover { color: #fff; }
.contact-aside .row { padding: .9rem 0; border-bottom: 1px solid rgba(255,255,255,.1); }
.contact-aside .row:last-child { border-bottom: none; }
.contact-aside .label { font-size: .74rem; text-transform: uppercase; letter-spacing: .12em; color: var(--steel); display: block; margin-bottom: .25rem; font-weight: 600; }

/* ---------- Footer ---------- */
.site-footer { background: var(--navy); color: #9aa3b0; padding-block: clamp(2.5rem, 5vw, 3.5rem) 1.6rem; }
.footer__top { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 2rem; padding-bottom: 2rem; border-bottom: 1px solid rgba(255,255,255,.08); }
.footer__brand .brand { margin-bottom: .9rem; }
.footer__brand p { font-size: .92rem; max-width: 38ch; color: #9aa3b0; }
.footer h4 { font-family: var(--body); font-weight: 600; font-size: .76rem; text-transform: uppercase; letter-spacing: .12em; color: var(--silver); margin: .2rem 0 .9rem; }
.footer ul { list-style: none; margin: 0; padding: 0; }
.footer ul li { margin-bottom: .55rem; }
.footer ul a { color: #aab2bf; font-size: .94rem; }
.footer ul a:hover { color: var(--gold-soft); }
.footer__bottom { display: flex; flex-wrap: wrap; justify-content: space-between; gap: .6rem; padding-top: 1.4rem; font-size: .85rem; color: #79828f; }
.footer__bottom a { color: #aab2bf; }

/* ---------- Reveal animation (only when JS is active) ---------- */
.js .reveal { opacity: 0; transform: translateY(16px); transition: opacity .6s var(--ease), transform .6s var(--ease); }
.js .reveal.is-in { opacity: 1; transform: none; }

/* ---------- Responsive ---------- */
@media (max-width: 920px) {
  .grid--3, .grid--services { grid-template-columns: repeat(2, 1fr); }
  .team-grid { grid-template-columns: repeat(2,1fr); }
  .svc__grid { grid-template-columns: 1fr; gap: 1.4rem; }
  .story__grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer__top { grid-template-columns: 1fr 1fr; }
  .footer__brand { grid-column: 1 / -1; }
}
@media (max-width: 760px) {
  .nav__links, .nav__cta { display: none; }
  .nav__toggle { display: inline-flex; align-items: center; justify-content: center; }
  .site-nav-open .nav__links {
    display: flex; position: absolute; left: 0; right: 0; top: 70px; flex-direction: column; align-items: flex-start;
    gap: 0; background: var(--navy); padding: .5rem var(--gutter) 1.2rem; border-bottom: 1px solid rgba(255,255,255,.08);
  }
  .site-nav-open .nav__links li { width: 100%; }
  .site-nav-open .nav__links a { display: block; padding: .85rem 0; width: 100%; border-bottom: 1px solid rgba(255,255,255,.06); }
  /* The standalone CTA stays hidden on mobile — the menu already has a Contact link. */
  .cred__inner { flex-direction: column; align-items: flex-start; }
  .cred__tags { margin-left: 0; }
  .banner { flex-direction: column; align-items: flex-start; }
  .grid--3, .grid--services, .grid--2 { grid-template-columns: 1fr; }
  .field--row { grid-template-columns: 1fr; }
  .facts { grid-template-columns: 1fr; }
  .facts dt { border-right: none; }
}

@media (prefers-reduced-motion: reduce) {
  * { scroll-behavior: auto !important; }
  .reveal { opacity: 1 !important; transform: none !important; transition: none !important; }
  .btn:hover { transform: none; }
}