/* =========================================================
   P S First Global Communication Network Limited
   Shared stylesheet — Navy & Gold corporate theme
   ========================================================= */

:root {
  --navy:        #0a1f44;
  --navy-deep:   #061530;
  --navy-mid:    #12305f;
  --gold:        #c9a227;
  --gold-light:  #e6c455;
  --gold-soft:   #f4e9c6;
  --ink:         #1c2433;
  --grey:        #5b6675;
  --grey-light:  #eef1f6;
  --line:        #dfe4ec;
  --white:       #ffffff;
  --radius:      10px;
  --shadow:      0 10px 30px rgba(6, 21, 48, 0.10);
  --shadow-sm:   0 4px 14px rgba(6, 21, 48, 0.08);
  --max:         1180px;
  --font:        'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --serif:       'Playfair Display', Georgia, 'Times New Roman', serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

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

h1, h2, h3, h4 { font-family: var(--serif); color: var(--navy); line-height: 1.2; margin: 0 0 .5em; }
h1 { font-size: clamp(2rem, 4vw, 3.1rem); }
h2 { font-size: clamp(1.6rem, 3vw, 2.3rem); }
h3 { font-size: 1.25rem; }
p  { margin: 0 0 1rem; color: var(--ink); }
a  { color: var(--gold); text-decoration: none; transition: color .2s; }
a:hover { color: var(--gold-light); }
img { max-width: 100%; display: block; }

.container { width: 92%; max-width: var(--max); margin: 0 auto; }
.section { padding: 84px 0; }
.section.alt { background: var(--grey-light); }
.section.navy { background: var(--navy); color: #dbe3f0; }
.section.navy h2, .section.navy h3 { color: var(--white); }

.eyebrow {
  display: inline-block;
  font-family: var(--font);
  font-weight: 600;
  letter-spacing: .18em;
  text-transform: uppercase;
  font-size: .72rem;
  color: var(--gold);
  margin-bottom: 14px;
}
.section-head { max-width: 720px; margin: 0 auto 54px; text-align: center; }
.section-head p { color: var(--grey); font-size: 1.05rem; }

.lead { font-size: 1.15rem; color: var(--grey); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-block;
  padding: 13px 30px;
  border-radius: 40px;
  font-weight: 600;
  font-size: .95rem;
  letter-spacing: .02em;
  cursor: pointer;
  border: 2px solid transparent;
  transition: all .22s ease;
}
.btn-gold { background: var(--gold); color: var(--navy-deep); }
.btn-gold:hover { background: var(--gold-light); color: var(--navy-deep); transform: translateY(-2px); }
.btn-outline { background: transparent; color: var(--white); border-color: rgba(255,255,255,.55); }
.btn-outline:hover { border-color: var(--gold); color: var(--gold); }
.btn-navy { background: var(--navy); color: #fff; }
.btn-navy:hover { background: var(--navy-mid); color:#fff; transform: translateY(-2px); }

/* ---------- Header / Nav ---------- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(10, 31, 68, .97);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid rgba(201,162,39,.28);
}
.nav {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 0;
}
.brand { display: flex; align-items: center; gap: 12px; }
.brand .mark {
  width: 48px; height: 48px; flex: 0 0 48px;
  border: 2px solid var(--gold);
  border-radius: 8px;
  background: #fff;
  padding: 4px;
  object-fit: contain;
  display: block;
}
.brand .name { color: #fff; font-weight: 700; font-size: 1rem; line-height: 1.15; }
.brand .name span { display: block; font-weight: 400; font-size: .7rem; color: var(--gold-light); letter-spacing: .12em; text-transform: uppercase; }

.nav-links { display: flex; align-items: center; gap: 6px; list-style: none; margin: 0; padding: 0; }
.nav-links a {
  color: #d7deea; font-weight: 500; font-size: .93rem;
  padding: 8px 14px; border-radius: 6px; transition: all .2s;
}
.nav-links a:hover { color: #fff; background: rgba(255,255,255,.07); }
.nav-links a.active { color: var(--gold); }
.nav-cta { margin-left: 10px; }

.nav-toggle { display: none; background: none; border: 0; cursor: pointer; padding: 8px; }
.nav-toggle span { display: block; width: 26px; height: 2px; background: var(--gold); margin: 5px 0; transition: .3s; }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  background-image:
    linear-gradient(120deg, rgba(6,21,48,.93) 0%, rgba(10,31,68,.84) 55%, rgba(18,48,95,.70) 100%),
    url('https://commons.wikimedia.org/wiki/Special:FilePath/Eko%20Atlantic%20(Lagos)%20Skyline.jpg?width=1600');
  background-size: cover;
  background-position: center;
  color: #eaf0f9;
  padding: 110px 0 96px;
  overflow: hidden;
}
.hero::after {
  content: ""; position: absolute; right: -120px; top: -120px;
  width: 420px; height: 420px; border-radius: 50%;
  border: 1px solid rgba(201,162,39,.25);
  box-shadow: 0 0 0 40px rgba(201,162,39,.04);
}
.hero .container { position: relative; z-index: 2; max-width: 820px; }
.hero h1 { color: #fff; margin-bottom: .35em; }
.hero h1 .accent { color: var(--gold); }
.hero p { color: #cdd6e6; font-size: 1.18rem; max-width: 640px; }
.hero-actions { margin-top: 30px; display: flex; gap: 14px; flex-wrap: wrap; }

.page-hero {
  background-image:
    linear-gradient(120deg, rgba(6,21,48,.94), rgba(18,48,95,.86)),
    url('https://commons.wikimedia.org/wiki/Special:FilePath/Abuja%20Skyline.jpg?width=1600');
  background-size: cover; background-position: center;
  color: #fff; padding: 82px 0; text-align: center;
}
.page-hero h1 { color: #fff; }
.page-hero p { color: #c7d1e2; max-width: 640px; margin: 0 auto; }
.breadcrumb { color: var(--gold-light); font-size: .85rem; letter-spacing: .04em; margin-bottom: 12px; }

/* ---------- Grid helpers ---------- */
.grid { display: grid; gap: 26px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

/* ---------- Cards ---------- */
.card {
  background: #fff; border: 1px solid var(--line);
  border-radius: var(--radius); padding: 34px 28px;
  box-shadow: var(--shadow-sm); transition: transform .25s, box-shadow .25s;
}
.card:hover { transform: translateY(-6px); box-shadow: var(--shadow); }
.card .icon {
  width: 54px; height: 54px; border-radius: 12px;
  background: linear-gradient(135deg, var(--navy), var(--navy-mid));
  color: var(--gold); display: grid; place-items: center;
  font-size: 1.5rem; margin-bottom: 18px;
}
.card h3 { margin-bottom: .4em; }
.card p { color: var(--grey); font-size: .96rem; margin: 0; }

/* stat strip */
.stats { display: grid; grid-template-columns: repeat(4,1fr); gap: 20px; text-align: center; }
.stat .num { font-family: var(--serif); font-size: 2.6rem; color: var(--gold); font-weight: 700; }
.stat .lbl { color: #c7d1e2; font-size: .9rem; letter-spacing: .04em; }

/* feature split */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 54px; align-items: center; }
.split .media {
  border-radius: var(--radius); min-height: 340px;
  background: linear-gradient(135deg, var(--navy), var(--navy-mid));
  position: relative; overflow: hidden; box-shadow: var(--shadow);
  display: grid; place-items: center; color: rgba(255,255,255,.35);
  font-size: .85rem; letter-spacing: .1em; text-transform: uppercase;
}
.split .media::before {
  content:""; position:absolute; inset:0;
  background: radial-gradient(circle at 30% 30%, rgba(201,162,39,.28), transparent 55%);
}
.check-list { list-style: none; padding: 0; margin: 20px 0 0; }
.check-list li { padding: 8px 0 8px 30px; position: relative; color: var(--ink); }
.check-list li::before {
  content: "\2713"; position: absolute; left: 0; top: 8px;
  color: var(--navy); background: var(--gold-soft);
  width: 20px; height: 20px; border-radius: 50%;
  display: grid; place-items: center; font-size: .7rem; font-weight: 700;
}

/* portfolio */
.project { border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line); background:#fff; box-shadow: var(--shadow-sm); transition: transform .25s, box-shadow .25s;}
.project:hover { transform: translateY(-6px); box-shadow: var(--shadow); }
.project .thumb {
  height: 200px; background: linear-gradient(135deg, var(--navy-mid), var(--navy));
  position: relative; display: grid; place-items: center;
  color: rgba(255,255,255,.4); font-size: .8rem; letter-spacing: .12em; text-transform: uppercase;
}
.project .thumb::after { content:""; position:absolute; inset:0; background: radial-gradient(circle at 70% 20%, rgba(201,162,39,.3), transparent 50%);}
.project .body { padding: 24px; }
.tag { display:inline-block; font-size:.72rem; letter-spacing:.08em; text-transform:uppercase; color:var(--navy); background:var(--gold-soft); padding:4px 12px; border-radius:40px; margin-bottom:12px; font-weight:600;}
.project h3 { margin-bottom:.3em; }
.project p { color: var(--grey); font-size:.94rem; margin:0; }

/* blog */
.post { display:flex; flex-direction:column; border:1px solid var(--line); border-radius:var(--radius); overflow:hidden; background:#fff; box-shadow:var(--shadow-sm); transition: transform .25s, box-shadow .25s;}
.post:hover{ transform:translateY(-6px); box-shadow:var(--shadow);}
.post .thumb{ height:180px; background:linear-gradient(135deg,var(--navy),var(--navy-mid)); position:relative;}
.post .thumb::after{content:"";position:absolute;inset:0;background:radial-gradient(circle at 30% 70%,rgba(201,162,39,.28),transparent 55%);}
.post .body{ padding:24px; flex:1; display:flex; flex-direction:column; }
.post .meta{ font-size:.78rem; color:var(--gold); font-weight:600; letter-spacing:.05em; text-transform:uppercase; margin-bottom:10px;}
.post h3{ font-size:1.15rem; margin-bottom:.4em;}
.post p{ color:var(--grey); font-size:.93rem; }
.post .more{ margin-top:auto; font-weight:600; font-size:.9rem; color:var(--navy); }
.post .more:hover{ color:var(--gold); }

/* ---------- Contact ---------- */
.contact-grid { display:grid; grid-template-columns: 1fr 1fr; gap:48px; }
.info-item { display:flex; gap:16px; margin-bottom:26px; }
.info-item .ic {
  flex:0 0 46px; width:46px; height:46px; border-radius:10px;
  background:var(--gold-soft); color:var(--navy); display:grid; place-items:center; font-size:1.2rem;
}
.info-item h4 { margin:0 0 2px; color:var(--navy); font-family:var(--font); font-size:1rem; }
.info-item p { margin:0; color:var(--grey); font-size:.95rem; }
form.contact { background:#fff; border:1px solid var(--line); border-radius:var(--radius); padding:32px; box-shadow:var(--shadow-sm); }
.field { margin-bottom:18px; }
.field label { display:block; font-size:.85rem; font-weight:600; color:var(--navy); margin-bottom:6px; }
.field input, .field select, .field textarea {
  width:100%; padding:12px 14px; border:1px solid var(--line); border-radius:8px;
  font-family:var(--font); font-size:.95rem; color:var(--ink); background:#fbfcfe;
}
.field input:focus, .field select:focus, .field textarea:focus { outline:none; border-color:var(--gold); box-shadow:0 0 0 3px rgba(201,162,39,.15); }
.field textarea { resize:vertical; min-height:130px; }

/* ---------- CTA band ---------- */
.cta-band { background: linear-gradient(120deg, var(--navy-deep), var(--navy-mid)); color:#fff; text-align:center; padding:70px 0; }
.cta-band h2 { color:#fff; }
.cta-band p { color:#c7d1e2; max-width:600px; margin:0 auto 26px; }

/* ---------- Footer ---------- */
.site-footer { background: var(--navy-deep); color:#aab6c8; padding: 60px 0 26px; font-size:.92rem; }
.footer-grid { display:grid; grid-template-columns: 1.6fr 1fr 1fr 1.2fr; gap:40px; }
.site-footer h4 { color:#fff; font-family:var(--font); font-size:.95rem; letter-spacing:.05em; margin-bottom:16px; }
.site-footer ul { list-style:none; padding:0; margin:0; }
.site-footer ul li { margin-bottom:9px; }
.site-footer a { color:#aab6c8; }
.site-footer a:hover { color:var(--gold); }
.footer-brand .name { color:#fff; font-family:var(--serif); font-size:1.15rem; margin-bottom:10px; }
.footer-brand p { color:#8b98ab; font-size:.9rem; }
.reg { font-size:.82rem; color:#7f8ca0; margin-top:14px; }
.footer-bottom { border-top:1px solid rgba(255,255,255,.09); margin-top:44px; padding-top:22px; display:flex; justify-content:space-between; flex-wrap:wrap; gap:10px; color:#7f8ca0; font-size:.85rem; }

/* ---------- Ad slot ---------- */
.ad-slot {
  border:1px dashed var(--line); border-radius:var(--radius);
  background:var(--grey-light); text-align:center; padding:28px;
  color:var(--grey); font-size:.85rem; letter-spacing:.05em;
}
.ad-slot small { display:block; text-transform:uppercase; letter-spacing:.15em; font-size:.68rem; color:#9aa5b5; margin-bottom:6px; }

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .grid-3, .grid-4 { grid-template-columns: repeat(2,1fr); }
  .split, .contact-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .stats { grid-template-columns: 1fr 1fr; gap:30px; }
  .nav-links {
    position: absolute; top: 100%; left: 0; right: 0;
    flex-direction: column; align-items: stretch;
    background: var(--navy-deep); padding: 12px 6%;
    gap: 2px; display: none; border-bottom:1px solid rgba(201,162,39,.28);
  }
  .nav-links.open { display: flex; }
  .nav-links a { padding: 12px 8px; }
  .nav-cta { margin: 8px 0 4px; text-align:center; }
  .nav-toggle { display: block; }
}
@media (max-width: 560px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .stats { grid-template-columns: 1fr 1fr; }
  .section { padding: 60px 0; }
}