/* ===== BAM Digital Hub — Portfolio Site ===== */

:root{
  --navy: #0f1e3d;
  --navy-2: #16295a;
  --navy-deep: #0a1630;
  --green: #4caf50;
  --green-light: #6fd06a;
  --ink: #10182c;
  --muted: #5b6478;
  --bg: #ffffff;
  --bg-tint: #f5f7fb;
  --border: #e6e9f2;
  --radius: 18px;
  --shadow: 0 10px 30px -12px rgba(15, 30, 61, 0.18);
  --shadow-lg: 0 24px 60px -20px rgba(15, 30, 61, 0.28);
  --font-body: 'Manrope', system-ui, sans-serif;
  --font-head: 'Sora', system-ui, sans-serif;
}

*, *::before, *::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
body{
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img{ max-width: 100%; display: block; }
a{ color: inherit; text-decoration: none; }
h1,h2,h3{ font-family: var(--font-head); line-height: 1.15; margin: 0 0 .5em; color: var(--navy); }
p{ margin: 0 0 1em; color: var(--muted); }
.container{ width: 100%; max-width: 1180px; margin: 0 auto; padding: 0 24px; }

.progress-bar{
  position: fixed; top:0; left:0; height:3px; width:0%;
  background: linear-gradient(90deg, var(--green), var(--green-light));
  z-index: 999; transition: width .1s ease-out;
}

/* ---------- Buttons ---------- */
.btn{
  display: inline-flex; align-items: center; justify-content: center;
  padding: 12px 22px; border-radius: 999px; font-weight: 700; font-size: .95rem;
  cursor: pointer; border: 2px solid transparent; transition: transform .2s ease, box-shadow .2s ease, background .2s ease, color .2s ease;
  white-space: nowrap;
}
.btn-primary{ background: var(--green); color: #fff; box-shadow: 0 10px 24px -8px rgba(76,175,80,.55); }
.btn-primary:hover{ transform: translateY(-2px); box-shadow: 0 16px 30px -8px rgba(76,175,80,.6); }
.btn-outline{ border-color: var(--navy); color: var(--navy); background: transparent; }
.btn-outline:hover{ background: var(--navy); color: #fff; }
.btn-ghost{ border-color: rgba(255,255,255,.35); color: #fff; background: rgba(255,255,255,.06); }
.btn-ghost:hover{ background: rgba(255,255,255,.16); }
.btn-lg{ padding: 15px 30px; font-size: 1.02rem; }

/* ---------- Header ---------- */
.site-header{
  position: fixed; top:0; left:0; right:0; z-index: 500;
  background: rgba(255,255,255,0); -webkit-backdrop-filter: blur(0px); backdrop-filter: blur(0px);
  transition: background .3s ease, box-shadow .3s ease, backdrop-filter .3s ease;
}
.site-header.scrolled{
  background: rgba(255,255,255,.9); -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px);
  box-shadow: 0 2px 20px rgba(15,30,61,.08);
}
.header-inner{ display:flex; align-items:center; gap: 20px; padding: 14px 24px; }
.brand{ display:flex; align-items:center; }
.brand-logo{ height: 40px; width:auto; }
.nav-links{ display:flex; align-items:center; gap: 28px; margin: 0 auto; }
.nav-links a{ font-weight:600; font-size:.95rem; color: #fff; position:relative; padding: 4px 0; transition: color .3s ease; }
.nav-links a::after{
  content:""; position:absolute; left:0; bottom:-2px; width:0; height:2px; background: var(--green); transition: width .25s ease;
}
.nav-links a:hover::after{ width:100%; }
.header-cta{ flex-shrink:0; }
.nav-toggle{ display:none; flex-direction:column; gap:5px; background:none; border:none; cursor:pointer; padding:8px; }
.nav-toggle span{ width:24px; height:2px; background: #fff; border-radius:2px; transition: background .3s ease; }

.site-header.scrolled .nav-links a{ color: var(--navy); }
.site-header.scrolled .nav-toggle span{ background: var(--navy); }
@media (max-width: 720px){
  .nav-toggle span{ background: var(--navy); }
}

/* ---------- Hero ---------- */
.hero{
  position: relative; overflow:hidden;
  background: radial-gradient(120% 120% at 15% 0%, var(--navy-2) 0%, var(--navy) 45%, var(--navy-deep) 100%);
  padding: 168px 0 96px;
  color: #fff;
}
.hero-glow{
  position:absolute; inset:0; pointer-events:none;
  background:
    radial-gradient(600px 400px at 85% 10%, rgba(76,175,80,.28), transparent 60%),
    radial-gradient(500px 350px at 10% 90%, rgba(76,175,80,.14), transparent 60%);
}
.hero-inner{ position:relative; max-width: 880px; }
.eyebrow{
  display:inline-block; text-transform:uppercase; letter-spacing:.14em; font-size:.78rem;
  font-weight:800; color: var(--green-light); margin-bottom: 16px;
}
.hero h1{ color:#fff; font-size: clamp(2.1rem, 5vw, 3.4rem); font-weight:800; margin-bottom: 22px; letter-spacing: -.01em; }
.text-accent{ color: var(--green-light); }
.hero-sub{ color: rgba(255,255,255,.78); font-size: 1.12rem; max-width: 640px; margin-bottom: 34px; }
.hero-actions{ display:flex; flex-wrap:wrap; gap: 16px; margin-bottom: 56px; }
.hero-stats{ display:grid; grid-template-columns: repeat(4, 1fr); gap: 20px; max-width: 720px; }
.stat{ border-left: 2px solid rgba(255,255,255,.18); padding-left: 14px; }
.stat-num{ display:block; font-family: var(--font-head); font-size: 1.9rem; font-weight:800; color:#fff; }
.stat-label{ font-size:.82rem; color: rgba(255,255,255,.65); }

/* ---------- Sections ---------- */
.section{ padding: 96px 0; }
.section-tint{ background: var(--bg-tint); }
.section-dark{ background: linear-gradient(180deg, var(--navy-deep), var(--navy)); color:#fff; }
.section-dark p{ color: rgba(255,255,255,.7); }
.section-dark h2, .section-dark h3{ color:#fff; }
.section-dark .eyebrow{ color: var(--green-light); }
.section-head{ text-align:center; max-width: 640px; margin: 0 auto 56px; }
.section-head h2{ font-size: clamp(1.7rem, 3.4vw, 2.4rem); }
.section-sub{ font-size: 1.05rem; }

/* ---------- About ---------- */
.about-grid{ display:grid; grid-template-columns: 320px 1fr; gap: 64px; align-items:center; }
.avatar-card{
  border-radius: 24px; overflow:hidden; box-shadow: var(--shadow-lg);
  border: 6px solid #fff; background: var(--bg-tint);
}
.about-copy h2{ font-size: clamp(1.6rem, 3vw, 2.2rem); }
.about-copy .eyebrow{ color: var(--green); }

/* ---------- Services ---------- */
.services-grid{ display:grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.service-card{
  background:#fff; border: 1px solid var(--border); border-radius: var(--radius);
  padding: 28px 24px; box-shadow: var(--shadow); transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.service-card:hover{ transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: rgba(76,175,80,.35); }
.service-icon{ font-size: 1.8rem; margin-bottom: 14px; }
.service-card h3{ font-size: 1.05rem; margin-bottom: 8px; }
.service-card p{ font-size: .92rem; margin: 0; }

/* ---------- Portfolio ---------- */
.portfolio-grid{
  display: grid; grid-template-columns: repeat(4, 1fr); grid-auto-rows: 260px; gap: 18px; margin-bottom: 40px;
}
.portfolio-card{
  position: relative; margin:0; border-radius: var(--radius); overflow:hidden; cursor: zoom-in;
  box-shadow: var(--shadow); background: var(--bg-tint);
}
.portfolio-card.wide{ grid-column: span 2; }
.portfolio-card img{ width:100%; height:100%; object-fit: cover; object-position: top; transition: transform .5s ease; }
.portfolio-card:hover img{ transform: scale(1.06); }
.portfolio-card figcaption{
  position:absolute; left:0; right:0; bottom:0; padding: 16px 18px;
  background: linear-gradient(0deg, rgba(10,20,45,.88), transparent);
  color:#fff; display:flex; flex-direction:column; gap:2px;
}
.portfolio-card figcaption span{ font-weight:700; font-size:.98rem; }
.portfolio-card figcaption small{ color: rgba(255,255,255,.72); font-size:.8rem; }
.mockups{ border-radius: var(--radius); overflow:hidden; box-shadow: var(--shadow); }

/* ---------- Results / Proof ---------- */
.proof-grid{ display:grid; grid-template-columns: 1fr 1fr; gap: 24px; margin-bottom: 60px; }
.proof-card{ margin:0; border-radius: var(--radius); overflow:hidden; cursor: zoom-in; box-shadow: var(--shadow-lg); }
.proof-card img{ width:100%; height:100%; object-fit: cover; transition: transform .5s ease; }
.proof-card:hover img{ transform: scale(1.04); }
.results-subhead{ text-align:center; font-size: 1.15rem; color:#fff; margin-bottom: 26px; }
.gallery-grid{ display:grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.gallery-item{
  border-radius: 14px; overflow:hidden; cursor: zoom-in; aspect-ratio: 4/3;
  border: 1px solid rgba(255,255,255,.1); background: rgba(255,255,255,.04);
}
.gallery-item img{ width:100%; height:100%; object-fit: cover; transition: transform .5s ease, opacity .2s ease; }
.gallery-item:hover img{ transform: scale(1.06); }

/* ---------- Reviews ---------- */
.reviews-track-wrap{ display:flex; align-items:center; gap: 14px; }
.reviews-viewport{ overflow:hidden; flex:1; }
.reviews-track{ display:flex; gap: 22px; transition: transform .45s ease; }
.review-card{
  min-width: calc(33.333% - 15px); background:#fff; border:1px solid var(--border); border-radius: var(--radius);
  padding: 28px 26px; box-shadow: var(--shadow); display:flex; flex-direction:column;
}
.stars{ color: #f5a623; letter-spacing: 2px; margin-bottom: 12px; font-size: .95rem; }
.review-card p{ font-size: .95rem; color: var(--ink); font-style: italic; flex:1; }
.review-author{ font-weight:800; color: var(--navy); font-size: .9rem; margin-top: 14px; }
.review-nav{
  flex-shrink:0; width:44px; height:44px; border-radius:50%; border:1px solid var(--border); background:#fff;
  font-size:1.4rem; cursor:pointer; color: var(--navy); box-shadow: var(--shadow); transition: background .2s ease, color .2s ease;
}
.review-nav:hover{ background: var(--green); color:#fff; }
.review-dots{ display:flex; justify-content:center; gap:8px; margin-top: 28px; }
.review-dots span{ width:8px; height:8px; border-radius:50%; background: var(--border); cursor:pointer; transition: background .2s ease, transform .2s ease; }
.review-dots span.active{ background: var(--green); transform: scale(1.25); }

/* ---------- CTA / Contact ---------- */
.section-cta{
  background: radial-gradient(120% 140% at 50% 0%, var(--navy-2), var(--navy-deep));
  color:#fff; text-align:center;
}
.section-cta .eyebrow{ color: var(--green-light); }
.section-cta h2{ color:#fff; font-size: clamp(1.7rem, 3.4vw, 2.3rem); }
.section-cta .section-sub{ color: rgba(255,255,255,.75); margin: 0 auto 34px; max-width: 560px; }
.cta-inner .hero-actions{ justify-content:center; margin-bottom: 40px; }
.social-row{ display:flex; flex-wrap:wrap; justify-content:center; gap: 12px 22px; }
.social-row a{
  font-weight:700; font-size:.92rem; color: rgba(255,255,255,.8); padding: 8px 4px; border-bottom: 2px solid transparent; transition: color .2s ease, border-color .2s ease;
}
.social-row a:hover{ color: var(--green-light); border-color: var(--green-light); }

/* ---------- Footer ---------- */
.site-footer{ background: var(--navy-deep); padding: 34px 0; }
.footer-inner{ display:flex; align-items:center; justify-content:space-between; gap: 16px; flex-wrap:wrap; }
.footer-logo{ height: 30px; opacity:.9; }
.footer-inner p{ color: rgba(255,255,255,.55); font-size:.85rem; margin:0; }

/* ---------- WhatsApp float ---------- */
.whatsapp-float{
  position: fixed; right: 24px; bottom: 24px; width: 58px; height:58px; border-radius:50%;
  background: #25D366; color:#fff; display:flex; align-items:center; justify-content:center;
  box-shadow: 0 12px 28px -8px rgba(37,211,102,.7); z-index: 400; transition: transform .2s ease;
}
.whatsapp-float:hover{ transform: scale(1.08); }

/* ---------- Lightbox ---------- */
.lightbox{
  position: fixed; inset:0; background: rgba(8,14,30,.92); display:none; align-items:center; justify-content:center;
  z-index: 900; padding: 40px; cursor: zoom-out;
}
.lightbox.open{ display:flex; }
.lightbox img{ max-width: 92vw; max-height: 88vh; border-radius: 10px; box-shadow: 0 30px 80px rgba(0,0,0,.5); }
.lightbox-close{
  position:absolute; top: 22px; right: 28px; background:none; border:none; color:#fff; font-size: 2.4rem;
  cursor:pointer; line-height:1;
}

/* ---------- Reveal animation ---------- */
.reveal{ opacity:0; transform: translateY(24px); transition: opacity .7s ease, transform .7s ease; }
.reveal.in{ opacity:1; transform: translateY(0); }

/* ---------- Responsive ---------- */
@media (max-width: 980px){
  .about-grid{ grid-template-columns: 1fr; }
  .about-media{ max-width: 260px; margin: 0 auto; }
  .services-grid{ grid-template-columns: repeat(2, 1fr); }
  .portfolio-grid{ grid-template-columns: repeat(2, 1fr); }
  .portfolio-card.wide{ grid-column: span 2; }
  .proof-grid{ grid-template-columns: 1fr; }
  .gallery-grid{ grid-template-columns: repeat(2, 1fr); }
  .review-card{ min-width: calc(50% - 11px); }
  .hero-stats{ grid-template-columns: repeat(2, 1fr); row-gap: 26px; }
}

@media (max-width: 720px){
  .nav-links{ position: fixed; top: 68px; left:0; right:0; background:#fff; flex-direction:column; align-items:flex-start;
    padding: 20px 24px; gap: 16px; box-shadow: 0 12px 24px rgba(15,30,61,.1); transform: translateY(-130%); opacity:0;
    transition: transform .3s ease, opacity .3s ease; }
  .nav-links.open{ transform: translateY(0); opacity:1; }
  .nav-links a{ color: var(--navy); }
  .nav-toggle{ display:flex; }
  .header-cta{ display:none; }
  .services-grid{ grid-template-columns: 1fr; }
  .portfolio-grid{ grid-template-columns: 1fr; grid-auto-rows: 230px; }
  .portfolio-card.wide{ grid-column: span 1; }
  .gallery-grid{ grid-template-columns: 1fr 1fr; }
  .review-card{ min-width: 100%; }
  .hero{ padding: 140px 0 72px; }
  .section{ padding: 72px 0; }
}