/* ── Bluenest Design System ─────────────────────────────────────────────────── */
:root {
  --blue-dark:   #0a1628;
  --blue-corp:   #0B5FBA;
  --blue-mid:    #1a78e0;
  --blue-light:  #00A8E8;
  --blue-pale:   #e8f2ff;
  --blue-tint:   #f4f8ff;
  --white:       #ffffff;
  --gray-100:    #f8f9fa;
  --gray-200:    #e9ecef;
  --gray-400:    #ced4da;
  --gray-600:    #6c757d;
  --gray-800:    #343a40;
  --text:        #1a1f2e;
  --text-muted:  #6c757d;
  --success:     #16a34a;
  --warning:     #d97706;
  --danger:      #dc2626;
  --radius-sm:   6px;
  --radius:      12px;
  --radius-lg:   20px;
  --shadow-sm:   0 2px 8px rgba(11,95,186,.08);
  --shadow:      0 4px 24px rgba(11,95,186,.12);
  --shadow-lg:   0 12px 48px rgba(11,95,186,.18);
  --transition:  all .28s cubic-bezier(.4,0,.2,1);
  --font:        'Inter', system-ui, -apple-system, sans-serif;
}

/* ── Reset ───────────────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; overflow-x: hidden; }
body { font-family: var(--font); color: var(--text); background: var(--white); line-height: 1.65; -webkit-font-smoothing: antialiased; overflow-x: hidden; }
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { cursor: pointer; font-family: inherit; border: none; background: none; }
ul { list-style: none; }
input, select, textarea { font-family: inherit; }

/* ── Typography ─────────────────────────────────────────────────────────────── */
h1 { font-size: clamp(2rem, 5vw, 3.5rem); font-weight: 700; line-height: 1.15; letter-spacing: -.03em; }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.6rem); font-weight: 700; line-height: 1.2; letter-spacing: -.02em; }
h3 { font-size: clamp(1.2rem, 2.5vw, 1.6rem); font-weight: 600; line-height: 1.3; }
h4 { font-size: 1.1rem; font-weight: 600; }
p  { color: var(--text-muted); line-height: 1.75; }

.section-label {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: .75rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase;
  color: var(--blue-corp); background: var(--blue-pale);
  padding: 6px 14px; border-radius: 999px; margin-bottom: 16px;
}
.section-title { color: var(--text); margin-bottom: 12px; }
.section-desc  { color: var(--text-muted); font-size: 1.05rem; max-width: 600px; }
.text-center   { text-align: center; }
.text-center .section-desc { margin: 0 auto; }

/* ── Layout ──────────────────────────────────────────────────────────────────── */
.container { width: 100%; max-width: 1240px; margin: 0 auto; padding: 0 24px; }
.section   { padding: 96px 0; }
.section-sm{ padding: 64px 0; }

/* ── Buttons ─────────────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 13px 28px; border-radius: var(--radius-sm);
  font-size: .95rem; font-weight: 600; transition: var(--transition);
  border: 2px solid transparent;
}
.btn-primary {
  background: var(--blue-corp); color: var(--white);
}
.btn-primary:hover { background: var(--blue-mid); transform: translateY(-2px); box-shadow: var(--shadow); }
.btn-outline {
  background: transparent; color: var(--blue-corp);
  border-color: var(--blue-corp);
}
.btn-outline:hover { background: var(--blue-corp); color: var(--white); transform: translateY(-2px); }
.btn-white {
  background: var(--white); color: var(--blue-corp);
}
.btn-white:hover { background: var(--blue-pale); transform: translateY(-2px); }
.btn-whatsapp {
  background: linear-gradient(135deg, #1fbf62 0%, #25d366 100%);
  color: var(--white);
  border-color: transparent;
  box-shadow: 0 14px 26px rgba(37,211,102,.22);
}
.btn-whatsapp:hover {
  background: linear-gradient(135deg, #18ac56 0%, #1fc55d 100%);
  box-shadow: 0 16px 30px rgba(37,211,102,.28);
  transform: translateY(-2px);
}
.btn-lg { padding: 16px 36px; font-size: 1rem; border-radius: var(--radius-sm); }
.btn-sm { padding: 8px 18px; font-size: .85rem; }
.btn svg { width: 18px; height: 18px; }

/* ── Cards ───────────────────────────────────────────────────────────────────── */
.card {
  background: var(--white); border-radius: var(--radius);
  border: 1px solid var(--gray-200); transition: var(--transition);
  overflow: hidden;
}
.card:hover { box-shadow: var(--shadow); transform: translateY(-4px); }
.card-body { padding: 28px; }

/* ── Navbar ──────────────────────────────────────────────────────────────────── */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  background: rgba(10,22,40,.96);
  -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255,255,255,.08);
  transition: var(--transition);
}
.navbar.scrolled { background: var(--blue-dark); box-shadow: 0 4px 24px rgba(0,0,0,.3); }
.navbar-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: var(--nav-height, 72px); padding: 0 32px; gap: 24px;
}
.navbar-logo { display: flex; align-items: center; gap: 12px; min-width: 0; flex-shrink: 1; }
.navbar-logo img { height: 42px; width: auto; max-width: min(220px, 42vw); object-fit: contain; }
.navbar-logo-text { font-size: 1.4rem; font-weight: 800; color: var(--white); letter-spacing: -.02em; }
.navbar-logo-text span { color: var(--blue-light); }

.nav-links { display: flex; align-items: center; gap: 0; }
.nav-links a {
  padding: 8px 11px; border-radius: var(--radius-sm);
  color: rgba(255,255,255,.85); font-size: .82rem; font-weight: 500;
  transition: var(--transition); white-space: nowrap;
}
.nav-links a:hover, .nav-links a.active { color: var(--white); background: rgba(255,255,255,.1); }

.nav-dropdown { position: relative; }
.nav-dropdown-menu {
  position: absolute; top: calc(100% + 8px); left: 0;
  background: var(--white); border-radius: var(--radius);
  box-shadow: var(--shadow-lg); min-width: 220px;
  padding: 8px; opacity: 0; visibility: hidden;
  transform: translateY(8px); transition: var(--transition);
}
.nav-dropdown:hover .nav-dropdown-menu { opacity: 1; visibility: visible; transform: translateY(0); }
.nav-dropdown-menu a {
  display: block; padding: 10px 14px; border-radius: var(--radius-sm);
  color: var(--text) !important; font-size: .9rem; background: none !important;
}
.nav-dropdown-menu a:hover { background: var(--blue-tint) !important; color: var(--blue-corp) !important; }

.navbar-utilities { display: flex; align-items: center; gap: 12px; margin-left: auto; flex-shrink: 0; }
.navbar-actions { display: flex; align-items: center; gap: 12px; }
.navbar-cta { background: var(--blue-corp); color: var(--white) !important; padding: 10px 22px !important; border-radius: var(--radius-sm) !important; font-weight: 600 !important; }
.navbar-cta:hover { background: var(--blue-mid) !important; }

/* ── Hamburger toggle — 44×44 touch target ─────────────────────────────────── */
.nav-toggle {
  display: none; flex-direction: column; align-items: center; justify-content: center;
  gap: 5px; width: 44px; height: 44px; flex-shrink: 0;
  border: 1.5px solid rgba(255,255,255,.2); border-radius: 12px;
  background: rgba(255,255,255,.08); cursor: pointer;
  transition: background .2s ease, border-color .2s ease;
}
.nav-toggle:hover { background: rgba(255,255,255,.16); border-color: rgba(255,255,255,.35); }
.nav-toggle span {
  display: block; width: 20px; height: 2px;
  background: var(--white); border-radius: 2px;
  transition: transform .28s cubic-bezier(.4,0,.2,1), opacity .22s ease;
  transform-origin: center;
}
.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ── Mobile nav — slide-in drawer from right ────────────────────────────────── */
.mobile-nav {
  display: none;
  position: fixed; top: 0; left: 0; right: 0; bottom: 0;  /* inset replacement */
  z-index: 1001;  /* above navbar */
  background: rgba(4,14,28,.55);
  -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px);
  opacity: 0; visibility: hidden; pointer-events: none;
  transition: opacity .28s ease, visibility .28s ease;
}
.mobile-nav.open { opacity: 1; visibility: visible; pointer-events: auto; }

/* Drawer panel */
.mobile-nav-panel {
  position: absolute; top: 0; right: 0; bottom: 0;
  width: min(88vw, 380px);
  background: linear-gradient(160deg, #0d1f3c 0%, #071526 100%);
  border-left: 1px solid rgba(255,255,255,.09);
  box-shadow: -18px 0 60px rgba(0,0,0,.5);
  display: flex; flex-direction: column;
  overflow-y: auto; overflow-x: hidden;
  -webkit-overflow-scrolling: touch;
  overscroll-behavior: contain;
  transform: translateX(100%);
  transition: transform .32s cubic-bezier(.4,0,.2,1);
}
.mobile-nav.open .mobile-nav-panel { transform: translateX(0); }

/* Sticky drawer header */
.mobile-nav-head {
  display: flex; align-items: center; justify-content: space-between;
  gap: 12px; padding: 22px 22px 18px;
  border-bottom: 1px solid rgba(255,255,255,.08);
  flex-shrink: 0;
  position: sticky; top: 0; z-index: 2;
  background: linear-gradient(160deg, #0d1f3c, #071f3a);
}
.mobile-nav-label {
  color: var(--blue-light); font-size: .7rem; font-weight: 700;
  letter-spacing: .18em; text-transform: uppercase; margin-bottom: 4px;
}
.mobile-nav-head strong { color: var(--white); font-size: 1.1rem; letter-spacing: -.01em; }
.mobile-nav-close {
  display: flex; align-items: center; justify-content: center;
  width: 36px; height: 36px; border-radius: 50%; flex-shrink: 0;
  background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.14);
  color: rgba(255,255,255,.8); cursor: pointer; font-family: inherit;
  transition: background .2s ease, color .2s ease;
}
.mobile-nav-close:hover { background: rgba(255,255,255,.2); color: var(--white); }
.mobile-nav-close svg { pointer-events: none; }

/* CTA buttons row */
.mobile-nav-actions {
  display: grid; grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px; padding: 18px 22px;
  border-bottom: 1px solid rgba(255,255,255,.06);
  flex-shrink: 0;
}
.mobile-nav-actions .btn { justify-content: center; width: 100%; font-size: .87rem; padding: 11px 14px; }
.mobile-nav-actions .btn-outline { border-color: rgba(255,255,255,.24); color: var(--white); }
.mobile-nav-actions .btn-outline:hover { background: rgba(255,255,255,.1); color: var(--white); }

/* Nav links */
.mobile-nav-links { padding: 6px 22px 28px; flex: 1; }
.mobile-nav-links a {
  display: block; color: rgba(255,255,255,.82); font-size: .95rem;
  padding: 13px 0; border-bottom: 1px solid rgba(255,255,255,.07);
  font-weight: 500; transition: color .18s ease, padding-left .18s ease;
}
.mobile-nav-links a:hover { color: var(--white); padding-left: 6px; }
.mobile-nav-links a:last-child { border-bottom: none; }

/* ── Hero ────────────────────────────────────────────────────────────────────── */
.hero {
  position: relative; min-height: 100vh;
  background: var(--blue-dark); overflow: hidden;
  display: flex; flex-direction: column; align-items: stretch; padding-top: 72px;
}
.hero-layout {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: clamp(32px, 5vw, 72px);
  position: relative;
  z-index: 1;
  flex: 1;
  padding: clamp(40px, 6vh, 80px) 0;
}
.hero-bg {
  position: absolute; inset: 0;
  background: radial-gradient(ellipse 80% 80% at 70% 50%, rgba(11,95,186,.35) 0%, transparent 70%),
              radial-gradient(ellipse 40% 40% at 20% 80%, rgba(0,168,232,.2) 0%, transparent 60%);
}
.hero-grid {
  position: absolute; inset: 0; opacity: .04;
  background-image: linear-gradient(rgba(255,255,255,.5) 1px, transparent 1px),
                    linear-gradient(90deg, rgba(255,255,255,.5) 1px, transparent 1px);
  background-size: 60px 60px;
}
.hero-content {
  position: relative;
  z-index: 1;
  flex: 1 1 0;
  max-width: 640px;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 0;
}
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(11,95,186,.3); border: 1px solid rgba(11,95,186,.5);
  color: var(--blue-light); padding: 6px 16px; border-radius: 999px;
  font-size: .8rem; font-weight: 600; letter-spacing: .08em; text-transform: uppercase;
  margin-bottom: 24px;
}
.hero h1 { color: var(--white); margin-bottom: 20px; }
.hero h1 span { color: var(--blue-light); }
.hero-desc { color: rgba(255,255,255,.72); font-size: 1.15rem; margin-bottom: 36px; max-width: 540px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 0; }

/* ── Hero Stats Bar ──────────────────────────────────────────────────────── */
.hero-stats-bar {
  position: relative;
  z-index: 2;
  width: 100%;
  border-top: 1px solid rgba(255,255,255,.1);
  background: rgba(255,255,255,.04);
  backdrop-filter: blur(8px);
  padding: 0 clamp(24px, 5vw, 80px);
  margin-top: auto;
}
.hero-stats {
  display: flex;
  align-items: stretch;
  justify-content: flex-start;
  flex-wrap: nowrap;
  max-width: 1280px;
  margin: 0 auto;
}
.hero-stat {
  flex: 0 0 auto;
  padding: 22px 40px 22px 0;
}
.hero-stat-sep {
  width: 1px;
  background: rgba(255,255,255,.12);
  margin: 16px 40px 16px 0;
  flex-shrink: 0;
}
.hero-stat-num {
  font-size: 2rem;
  font-weight: 800;
  color: var(--white);
  letter-spacing: -.03em;
  line-height: 1;
  margin-bottom: 4px;
}
.hero-stat-num span { color: var(--blue-light); }
.hero-stat-label { font-size: .8rem; color: rgba(255,255,255,.55); text-transform: uppercase; letter-spacing: .08em; margin-top: 2px; }
.hero-side-image {
  flex: 1 1 0;
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
  z-index: 1;
  min-width: 0;
}
.hero-side-visual {
  width: min(100%, 620px);
  height: auto;
  object-fit: contain;
  filter: drop-shadow(0 24px 44px rgba(0,0,0,0.18));
  transform: scale(1.28);
  transform-origin: right center;
}

/* ── Trust bar ───────────────────────────────────────────────────────────────── */
.trust-bar { background: var(--blue-corp); padding: 20px 0; }
.trust-bar-inner {
  display: flex; align-items: center; justify-content: space-around;
  flex-wrap: wrap; gap: 16px;
}
.trust-item { display: flex; align-items: center; gap: 10px; color: var(--white); }
.trust-item-icon { width: 36px; height: 36px; background: rgba(255,255,255,.15); border-radius: 50%; display: flex; align-items: center; justify-content: center; }
.trust-item-icon svg { width: 18px; height: 18px; }
.trust-item-text { font-size: .85rem; opacity: .9; }
.trust-item-num { font-size: 1.25rem; font-weight: 700; }

/* ── Category cards ──────────────────────────────────────────────────────────── */
.cat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px,1fr)); gap: 24px; }
.cat-card {
  background: var(--white); border: 1px solid var(--gray-200);
  border-radius: var(--radius); padding: 32px 28px;
  transition: var(--transition); cursor: pointer;
  display: flex; flex-direction: column; gap: 16px;
}
.cat-card:hover { border-color: var(--blue-corp); box-shadow: var(--shadow); transform: translateY(-6px); }
.cat-icon {
  width: 56px; height: 56px; background: var(--blue-pale);
  border-radius: var(--radius-sm); display: flex; align-items: center; justify-content: center;
}
.cat-icon svg { width: 28px; height: 28px; color: var(--blue-corp); }
.cat-card h3 { color: var(--text); font-size: 1.1rem; margin-bottom: 4px; }
.cat-card p { font-size: .9rem; margin: 0; }
.cat-count { font-size: .8rem; color: var(--blue-corp); font-weight: 600; margin-top: auto; }
.cat-arrow { color: var(--blue-corp); transition: var(--transition); }
.cat-card:hover .cat-arrow { transform: translateX(6px); }

/* ── Product cards ───────────────────────────────────────────────────────────── */
.products-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px,1fr)); gap: 28px; }
/* ── Share icon button (compact circle, icon-only) ────────────────────────── */
.share-btn-icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: 44px; height: 44px; border-radius: 50%; flex-shrink: 0;
  border: 1.5px solid var(--gray-200);
  background: var(--white); color: var(--gray-600);
  transition: var(--transition); cursor: pointer; font-family: inherit;
}
.share-btn-icon:hover {
  border-color: var(--blue-corp); color: var(--blue-corp);
  background: var(--blue-pale);
  box-shadow: 0 0 0 4px rgba(11,95,186,.08);
  transform: scale(1.08);
}
.share-btn-icon--copied {
  border-color: var(--success) !important; color: var(--success) !important;
  background: #f0fdf4 !important; transform: scale(1) !important;
}
.share-btn-icon svg { flex-shrink: 0; }
.btn-share-modern {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background: linear-gradient(135deg, #ffffff 0%, #eef5ff 100%);
  color: var(--blue-dark);
  border: 1px solid rgba(11,95,186,.16);
  box-shadow: 0 10px 26px rgba(11,95,186,.08);
}
.btn-share-modern:hover {
  background: linear-gradient(135deg, #f8fbff 0%, #dfeeff 100%);
  border-color: rgba(11,95,186,.26);
  box-shadow: 0 14px 30px rgba(11,95,186,.14);
}
.btn-share-modern.is-copied {
  background: linear-gradient(135deg, #effbf3 0%, #dcfce7 100%);
  color: #157347;
  border-color: rgba(22,163,74,.24);
}

.product-card {
  border-radius: var(--radius); overflow: hidden; border: 1px solid var(--gray-200);
  transition: var(--transition); background: var(--white); display: flex; flex-direction: column; height: 100%;
}
.product-card-main { display: flex; flex-direction: column; flex: 1; }
.product-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-6px); }
.product-card:hover .product-card-img img { transform: scale(1.06); }
.product-card-img { height: 220px; overflow: hidden; background: var(--gray-100); position: relative; }
.product-card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s ease; }
.product-card-badge {
  position: absolute; top: 12px; left: 12px;
  background: var(--blue-corp); color: var(--white);
  font-size: .72rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase;
  padding: 4px 10px; border-radius: 999px;
}
.product-card-body { padding: 24px; display: flex; flex-direction: column; gap: 8px; flex: 1; }
.product-card-cat { font-size: .78rem; color: var(--blue-corp); font-weight: 600; text-transform: uppercase; letter-spacing: .08em; margin-bottom: 8px; }
.product-card-body h3 { font-size: 1.05rem; color: var(--text); margin-bottom: 8px; }
.product-card-body p { font-size: .88rem; margin-bottom: 0; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.product-card-link { color: var(--blue-corp); font-size: .9rem; font-weight: 600; display: inline-flex; align-items: center; gap: 6px; transition: var(--transition); margin-top: auto; }
.product-card:hover .product-card-link { gap: 10px; }
.product-card-actions {
  display: flex; align-items: center; justify-content: stretch; gap: 12px;
  padding: 0 24px 24px;
}
.product-card-cta-btn { width: 100%; justify-content: center; }

/* ── Projects grid ───────────────────────────────────────────────────────────── */
.projects-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(340px,1fr)); gap: 28px; }
.project-card { border-radius: var(--radius); overflow: hidden; position: relative; }
.project-card-img { height: 260px; overflow: hidden; }
.project-card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.project-card:hover .project-card-img img { transform: scale(1.08); }
.project-card-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(10,22,40,.92) 0%, rgba(10,22,40,.2) 60%, transparent 100%);
  padding: 28px; display: flex; flex-direction: column; justify-content: flex-end;
}
.project-card-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 10px; }
.project-tag {
  background: rgba(11,95,186,.7); color: var(--white);
  font-size: .72rem; font-weight: 600; padding: 3px 10px; border-radius: 999px;
}
.project-card-overlay h3 { color: var(--white); font-size: 1.1rem; margin-bottom: 4px; }
.project-card-overlay p { color: rgba(255,255,255,.7); font-size: .85rem; margin: 0; }
.project-card-cta {
  position: absolute; top: 12px; right: 12px;
  background: var(--white); color: var(--blue-corp);
  padding: 6px 14px; border-radius: 999px; font-size: .8rem; font-weight: 700;
  opacity: 0; transform: translateY(-6px); transition: var(--transition);
}
.project-card:hover .project-card-cta { opacity: 1; transform: translateY(0); }

/* ── Year filter tabs ─────────────────────────────────────────────────────────── */
.filter-tabs { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 40px; }
.filter-tab {
  padding: 9px 20px; border-radius: 999px; font-size: .88rem; font-weight: 600;
  border: 2px solid var(--gray-200); color: var(--text-muted);
  cursor: pointer; transition: var(--transition);
}
.filter-tab.active, .filter-tab:hover { border-color: var(--blue-corp); color: var(--blue-corp); background: var(--blue-pale); }

/* ── Client logos ────────────────────────────────────────────────────────────── */
.logo-carousel { overflow: hidden; mask: linear-gradient(90deg, transparent, black 10%, black 90%, transparent); }
.logo-track {
  display: flex; gap: 48px; align-items: center;
  animation: scroll-logos 30s linear infinite;
  width: max-content;
}
.logo-track:hover { animation-play-state: paused; }
@keyframes scroll-logos { to { transform: translateX(-50%); } }
.logo-item { flex-shrink: 0; height: 56px; display: flex; align-items: center; }
.logo-item img { height: 100%; width: auto; object-fit: contain; filter: grayscale(1) opacity(.6); transition: var(--transition); }
.logo-item img:hover { filter: none; }

.clients-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(160px,1fr)); gap: 20px; }
.client-logo-card {
  border: 1px solid var(--gray-200); border-radius: var(--radius-sm);
  padding: 20px; display: flex; align-items: center; justify-content: center;
  transition: var(--transition); aspect-ratio: 2/1;
}
.client-logo-card:hover { border-color: var(--blue-corp); box-shadow: var(--shadow-sm); }
.client-logo-card img { max-height: 48px; object-fit: contain; filter: grayscale(1) opacity(.7); transition: var(--transition); }
.client-logo-card:hover img { filter: none; }

/* ── Calculator section ───────────────────────────────────────────────────────── */
.calc-section { background: var(--blue-dark); padding: 96px 0; }
.calc-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.calc-left h2 { color: var(--white); }
.calc-left p { color: rgba(255,255,255,.65); }
.calc-mini-form { background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.12); border-radius: var(--radius); padding: 28px; }
.form-group { margin-bottom: 20px; }
.form-label { display: block; font-size: .85rem; font-weight: 600; color: rgba(255,255,255,.8); margin-bottom: 8px; }
.form-control {
  width: 100%; padding: 11px 16px; border-radius: var(--radius-sm);
  border: 1px solid rgba(255,255,255,.15); background: rgba(255,255,255,.08);
  color: var(--white); font-size: .95rem; font-family: inherit;
  transition: var(--transition);
}
.form-control:focus { outline: none; border-color: var(--blue-light); background: rgba(255,255,255,.12); }
.form-control option { background: var(--blue-dark); }

/* Public form styling */
.form-control-light {
  width: 100%; padding: 12px 16px; border-radius: var(--radius-sm);
  border: 1.5px solid var(--gray-200); background: var(--white);
  color: var(--text); font-size: .95rem; font-family: inherit;
  transition: var(--transition);
}
.form-control-light:focus { outline: none; border-color: var(--blue-corp); box-shadow: 0 0 0 3px rgba(11,95,186,.1); }
textarea.form-control-light { resize: vertical; min-height: 120px; }

/* ── CTA section ─────────────────────────────────────────────────────────────── */
.cta-section {
  background: linear-gradient(135deg, var(--blue-corp), var(--blue-mid));
  padding: 80px 0; text-align: center;
}
.cta-section h2 { color: var(--white); margin-bottom: 16px; }
.cta-section p  { color: rgba(255,255,255,.8); margin-bottom: 32px; font-size: 1.05rem; }
.cta-actions { display: flex; justify-content: center; flex-wrap: wrap; gap: 14px; }

/* ── Coverage section ────────────────────────────────────────────────────────── */
.coverage-section { background: var(--blue-dark); }
.states-grid { display: flex; flex-wrap: wrap; gap: 12px; margin: 32px 0; }
.state-badge {
  background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.15);
  color: rgba(255,255,255,.85); padding: 10px 20px; border-radius: 999px;
  font-size: .9rem; font-weight: 500; display: flex; align-items: center; gap: 8px;
}
.state-badge svg { width: 14px; height: 14px; color: var(--blue-light); }

.service-centres-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px,1fr)); gap: 20px; margin-top: 40px; }
.service-centre-card {
  background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--radius); padding: 24px;
}
.service-centre-card h4 { color: var(--white); margin-bottom: 12px; display: flex; align-items: center; gap: 8px; }
.service-centre-card h4 svg { color: var(--blue-light); width: 16px; height: 16px; }
.service-centre-card p { color: rgba(255,255,255,.6); font-size: .88rem; margin-bottom: 6px; }

/* ── Testimonials ────────────────────────────────────────────────────────────── */
.testimonials-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px,1fr)); gap: 24px; }
.testimonial-card {
  background: var(--white); border-radius: var(--radius);
  border: 1px solid var(--gray-200); padding: 28px;
}
.testimonial-stars { color: #f59e0b; font-size: 1rem; margin-bottom: 16px; letter-spacing: 2px; }
.testimonial-text { color: var(--text); font-size: .95rem; line-height: 1.7; font-style: italic; margin-bottom: 20px; }
.testimonial-author { display: flex; align-items: center; gap: 12px; }
.testimonial-avatar {
  width: 44px; height: 44px; border-radius: 50%;
  background: var(--blue-pale); display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: .9rem; color: var(--blue-corp);
}
.testimonial-name { font-weight: 600; font-size: .9rem; color: var(--text); }
.testimonial-company { font-size: .8rem; color: var(--text-muted); }

/* ── Footer ──────────────────────────────────────────────────────────────────── */
.footer { background: var(--blue-dark); padding: 64px 0 0; }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr 1.2fr; gap: 32px; padding-bottom: 48px; border-bottom: 1px solid rgba(255,255,255,.08); }
.footer-grid-wide { grid-template-columns: 1.6fr 1fr 1fr 1fr 1.2fr; }
.footer-logo { display: flex; align-items: center; gap: 10px; margin-bottom: 16px; }
.footer-logo img { height: 38px; }
.footer-tagline { color: rgba(255,255,255,.55); font-size: .9rem; line-height: 1.7; margin-bottom: 24px; }
.footer-socials { display: flex; gap: 10px; }
.footer-social {
  width: 38px; height: 38px; border-radius: 50%;
  background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.12);
  display: flex; align-items: center; justify-content: center;
  transition: var(--transition);
}
.footer-social:hover { background: var(--blue-corp); border-color: var(--blue-corp); }
.footer-social svg { width: 16px; height: 16px; color: rgba(255,255,255,.7); }
.footer-col h5 { color: var(--white); font-size: .9rem; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; margin-bottom: 20px; }
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul li a { color: rgba(255,255,255,.55); font-size: .9rem; transition: var(--transition); }
.footer-col ul li a:hover { color: var(--blue-light); }
.footer-contact-item { display: flex; gap: 10px; margin-bottom: 12px; }
.footer-contact-item svg { width: 16px; height: 16px; color: var(--blue-light); flex-shrink: 0; margin-top: 3px; }
.footer-contact-item span { color: rgba(255,255,255,.55); font-size: .88rem; line-height: 1.6; }
.footer-bottom { padding: 20px 0; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px; }
.footer-copy { color: rgba(255,255,255,.35); font-size: .82rem; }
.footer-cert { display: flex; align-items: center; gap: 8px; background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.1); padding: 6px 14px; border-radius: 999px; }
.footer-cert span { color: rgba(255,255,255,.6); font-size: .78rem; font-weight: 600; }

/* ── WhatsApp float ──────────────────────────────────────────────────────────── */
.wa-float {
  position: fixed; bottom: max(20px, calc(env(safe-area-inset-bottom) + 12px)); right: 28px; z-index: 900;
  width: 56px; height: 56px; border-radius: 50%;
  background: linear-gradient(135deg, #18b85a 0%, #25d366 100%); color: var(--white);
  display: flex; align-items: center; justify-content: center;
  border: 1px solid rgba(255,255,255,.22);
  box-shadow: 0 10px 28px rgba(37,211,102,.36), 0 0 0 10px rgba(37,211,102,.08);
  transition: var(--transition);
}
.wa-float:hover { transform: scale(1.12); box-shadow: 0 6px 28px rgba(37,211,102,.5); }
.wa-float svg { width: 28px; height: 28px; }

/* ── Back to top ─────────────────────────────────────────────────────────────── */
.back-top {
  position: fixed; bottom: max(20px, calc(env(safe-area-inset-bottom) + 12px)); left: 28px; z-index: 900;
  width: 44px; height: 44px; border-radius: 50%;
  background: var(--blue-corp); color: var(--white);
  display: flex; align-items: center; justify-content: center;
  opacity: 0; pointer-events: none; transition: var(--transition);
  border: none; cursor: pointer;
}
.back-top.visible { opacity: 1; pointer-events: auto; }
.back-top:hover { background: var(--blue-mid); transform: translateY(-4px); }

/* ── Page hero (inner pages) ─────────────────────────────────────────────────── */
.page-hero {
  background: var(--blue-dark); padding: 130px 0 64px;
  position: relative; overflow: hidden;
}
.page-hero::after {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(ellipse 60% 80% at 80% 50%, rgba(11,95,186,.3), transparent);
}
.page-hero-content { position: relative; z-index: 1; }
.page-hero h1 { color: var(--white); }
.page-hero .breadcrumb { display: flex; align-items: center; gap: 8px; margin-bottom: 12px; flex-wrap: wrap; }
.page-hero .breadcrumb a, .page-hero .breadcrumb span { color: rgba(255,255,255,.55); font-size: .85rem; }
.page-hero .breadcrumb a:hover { color: var(--white); }
.page-hero .breadcrumb .sep { color: rgba(255,255,255,.3); }

/* ── Alert / toast ───────────────────────────────────────────────────────────── */
.toast {
  position: fixed; top: 88px; right: 24px; z-index: 9999;
  background: var(--white); border-radius: var(--radius-sm);
  border-left: 4px solid var(--success); padding: 16px 20px;
  box-shadow: var(--shadow-lg); font-size: .9rem; font-weight: 600;
  transform: translateX(120%); transition: transform .3s ease;
}
.toast.show { transform: translateX(0); }
.toast.error { border-color: var(--danger); }

/* ── Scroll animations ────────────────────────────────────────────────────────── */
.fade-up { opacity: 0; transform: translateY(32px); transition: opacity .6s ease, transform .6s ease; }
.fade-up.visible { opacity: 1; transform: translateY(0); }

/* ── Product detail ──────────────────────────────────────────────────────────── */
.product-detail-layout { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 64px; align-items: start; }
.product-media-panel,
.product-detail-copy { min-width: 0; }
.product-gallery-main {
  aspect-ratio: 4/3;
  border-radius: var(--radius);
  overflow: hidden;
  background:
    radial-gradient(circle at top right, rgba(11,95,186,.12), transparent 42%),
    linear-gradient(180deg, #ffffff 0%, #f6faff 100%);
  border: 1px solid rgba(11,95,186,.10);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}
.product-gallery-main img { width: 100%; height: 100%; object-fit: contain; }
.product-thumbs { display: flex; gap: 10px; margin-top: 12px; flex-wrap: wrap; }
.product-thumb { width: 72px; height: 72px; border-radius: var(--radius-sm); overflow: hidden; cursor: pointer; border: 2px solid transparent; transition: var(--transition); }
.product-thumb.active, .product-thumb:hover { border-color: var(--blue-corp); }
.product-thumb img { width: 100%; height: 100%; object-fit: cover; }
.product-download-panel,
.product-summary-card {
  margin-top: 28px;
  padding: 22px;
  border-radius: var(--radius);
  background: linear-gradient(180deg, #ffffff 0%, #f8fbff 100%);
  border: 1px solid rgba(11,95,186,.10);
  box-shadow: 0 14px 36px rgba(11,95,186,.08);
}
.product-panel-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 16px;
}
.product-panel-heading span {
  font-size: .82rem;
  font-weight: 800;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--blue-corp);
}
.product-panel-heading small {
  font-size: .76rem;
  color: var(--text-muted);
}
.product-summary-card h2 {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  margin-bottom: 10px;
}
.product-summary-text {
  font-size: 1rem;
  line-height: 1.75;
  color: var(--text-muted);
  margin-bottom: 18px;
}
.product-quick-specs {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}
.product-quick-spec {
  padding: 14px 16px;
  border-radius: 16px;
  background: linear-gradient(180deg, rgba(11,95,186,.08), rgba(0,168,232,.08));
  border: 1px solid rgba(11,95,186,.12);
}
.product-quick-spec strong {
  display: block;
  font-size: .65rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: .11em;
  color: var(--blue-corp);
  margin-bottom: 6px;
}
.product-quick-spec span {
  display: block;
  font-size: .92rem;
  font-weight: 700;
  line-height: 1.45;
  color: var(--text);
}
.product-specs-table { width: 100%; border-collapse: collapse; }
.product-specs-table tr:nth-child(even) td { background: var(--blue-tint); }
.product-specs-table td { padding: 10px 14px; font-size: .9rem; border-bottom: 1px solid var(--gray-200); }
.product-specs-table td:first-child { font-weight: 600; color: var(--text); width: 45%; }
.product-features li { padding: 8px 0; display: flex; align-items: flex-start; gap: 10px; border-bottom: 1px solid var(--gray-200); font-size: .92rem; }
.product-features li::before { content: '✓'; color: var(--blue-corp); font-weight: 800; flex-shrink: 0; }
.product-tab-nav { display: flex; gap: 0; border-bottom: 2px solid var(--gray-200); margin-bottom: 28px; }
.product-tab-btn {
  padding: 10px 20px; font-size: .88rem; font-weight: 600; color: var(--text-muted);
  border: none; background: none; cursor: pointer; white-space: nowrap;
  border-bottom: 2px solid transparent; margin-bottom: -2px; transition: all .2s;
}
.product-tab-btn.active { color: var(--blue-corp); border-bottom-color: var(--blue-corp); }
.product-resource-card {
  margin-top: 28px; padding: 24px; border-radius: var(--radius);
  background:
    radial-gradient(circle at top right, rgba(0,168,232,.18), transparent 45%),
    linear-gradient(135deg, rgba(11,95,186,.08), rgba(0,168,232,.12)),
    linear-gradient(180deg, #ffffff, #f9fbff);
  border: 1px solid rgba(11,95,186,.14);
  box-shadow: 0 18px 42px rgba(11,95,186,.10);
}
.product-resource-card h4 { margin-bottom: 10px; }
.product-resource-card p { margin-bottom: 18px; font-size: .92rem; max-width: 50ch; }
.product-actions-layout { display: flex; flex-direction: column; gap: 12px; margin-top: 24px; }
.product-actions-row { display: flex; gap: 12px; align-items: stretch; }
.product-actions-row > .btn { flex: 1; justify-content: center; }
.product-resource-note {
  margin-top: 14px;
  font-size: .82rem;
  color: var(--text-muted);
}
.product-application-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.product-application-pill {
  background: linear-gradient(180deg, #eef5ff 0%, #dcecff 100%);
  color: var(--blue-corp);
  padding: 9px 16px;
  border-radius: 999px;
  font-size: .88rem;
  font-weight: 700;
  border: 1px solid rgba(11,95,186,.12);
}
.product-download-list { display: grid; gap: 10px; }
.product-download-list .btn { justify-content: flex-start; }
.product-download-list .btn span { overflow-wrap: anywhere; }
/* ── PDF Brochure button (premium shimmer style) ──────────────────────────── */
.btn-pdf {
  background: linear-gradient(135deg, #091e3a 0%, #1557a8 55%, #0b5fba 100%);
  color: var(--white);
  border: 1px solid rgba(0,168,232,.22);
  position: relative; overflow: hidden;
}
.btn-pdf::after {
  content: '';
  position: absolute; top: 0; left: -110%; width: 60%; height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,.22), transparent);
  transform: skewX(-18deg);
  transition: left .55s ease;
  pointer-events: none;
}
.btn-pdf:hover::after { left: 150%; }
.btn-pdf:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(11,95,186,.42), 0 0 0 1px rgba(0,168,232,.35);
  border-color: rgba(0,168,232,.45);
}
.btn-brochure {
  background: linear-gradient(135deg, #0b5fba 0%, #163e7a 100%);
  color: var(--white);
  border-color: transparent;
}
.btn-brochure:hover {
  background: linear-gradient(135deg, #0a56a9 0%, #0f3260 100%);
  transform: translateY(-2px);
  box-shadow: 0 12px 24px rgba(11,95,186,.22);
}


/* ── Calculator page ─────────────────────────────────────────────────────────── */
.calc-page-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: start; }
.calc-form-card { background: var(--white); border: 1px solid var(--gray-200); border-radius: var(--radius); padding: 36px; }
.calc-steps { display: flex; gap: 0; margin-bottom: 32px; }
.calc-step { flex: 1; text-align: center; position: relative; }
.calc-step:not(:last-child)::after { content: ''; position: absolute; top: 18px; left: 50%; right: -50%; height: 2px; background: var(--gray-200); z-index: 0; }
.calc-step.active:not(:last-child)::after { background: var(--blue-corp); }
.calc-step-circle { width: 36px; height: 36px; border-radius: 50%; background: var(--gray-200); color: var(--text-muted); display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: .85rem; margin: 0 auto 8px; position: relative; z-index: 1; transition: var(--transition); }
.calc-step.active .calc-step-circle { background: var(--blue-corp); color: var(--white); }
.calc-step.done .calc-step-circle { background: var(--success); color: var(--white); }
.calc-step-label { font-size: .75rem; color: var(--text-muted); }
.calc-step.active .calc-step-label { color: var(--blue-corp); font-weight: 600; }

.calc-result { background: var(--white); border: 1px solid var(--gray-200); border-radius: var(--radius); padding: 36px; }
.result-system { background: var(--blue-tint); border: 1px solid var(--blue-pale); border-radius: var(--radius-sm); padding: 20px; margin-bottom: 24px; }
.result-system h3 { color: var(--blue-corp); font-size: 1rem; margin-bottom: 4px; }
.result-capacity { font-size: 2.5rem; font-weight: 800; color: var(--blue-dark); letter-spacing: -.04em; }
.result-capacity span { font-size: 1rem; font-weight: 500; color: var(--text-muted); }
.result-stages li { padding: 7px 0; display: flex; align-items: center; gap: 8px; font-size: .9rem; border-bottom: 1px solid var(--gray-200); }
.result-stages li::before { content: '→'; color: var(--blue-corp); font-weight: 700; }
.result-warning { background: #fef3c7; border: 1px solid #f59e0b; border-radius: var(--radius-sm); padding: 12px 16px; font-size: .88rem; color: #92400e; margin-top: 8px; }

/* ── Inquiry form ────────────────────────────────────────────────────────────── */
.inquiry-layout { display: grid; grid-template-columns: 1fr 1.4fr; gap: 64px; }
.inquiry-info h2 { margin-bottom: 16px; }
.contact-detail { display: flex; gap: 14px; margin-bottom: 20px; align-items: flex-start; }
.contact-detail-icon { width: 44px; height: 44px; background: var(--blue-pale); border-radius: var(--radius-sm); display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.contact-detail-icon svg { width: 20px; height: 20px; color: var(--blue-corp); }
.contact-detail h4 { font-size: .85rem; color: var(--text-muted); margin-bottom: 4px; }
.contact-detail a, .contact-detail p { color: var(--text); font-weight: 600; font-size: .95rem; }

/* ── Responsive ──────────────────────────────────────────────────────────────── */
@media (max-width: 1100px) {
  :root { --nav-height: 68px; }
  .footer-grid,
  .footer-grid-wide { grid-template-columns: 1fr 1fr; }
  .product-detail-layout { grid-template-columns: 1fr; }
  .calc-inner { grid-template-columns: 1fr; gap: 32px; }
  .calc-page-layout { grid-template-columns: 1fr; }
  .inquiry-layout { grid-template-columns: 1fr; }
  .product-card-actions { flex-direction: column; align-items: stretch; }
  .product-card-actions > * { width: 100%; justify-content: center; }
  .product-quick-specs { grid-template-columns: 1fr; }
  .hero {
    min-height: auto;
    padding-top: calc(var(--nav-height, 68px) + 20px);
    padding-bottom: 80px;
  }
  .hero-layout {
    flex-direction: column;
    justify-content: flex-start;
    align-items: stretch;
    gap: 32px;
  }
  .hero-content {
    max-width: none;
    width: 100%;
    text-align: center !important;
    align-items: center !important;
  }
  .hero-desc { max-width: 640px; }
  .hero-actions { justify-content: center; }
  .hero-stats {
    justify-content: center;
  }
  .hero-side-image {
    width: 100%;
    max-width: 520px;
    margin: 0 auto;
  }
  .hero-side-visual {
    width: min(100%, 420px);
    transform: none;
    transform-origin: center;
  }
  .hero-scroll-indicator { display: none; }
}
@media (max-width: 1100px) {
  .navbar-inner { padding: 12px 16px; }
  .nav-links, .navbar-actions { display: none !important; }
  .nav-toggle { display: flex; }
  .mobile-nav { display: block; }
}
@media (max-width: 768px) {
  :root { --nav-height: 64px; }
  .section { padding: 64px 0; }
  .navbar-inner { gap: 14px; }
  .navbar-logo img { height: 36px; max-width: min(180px, 54vw); }
  .navbar-logo-text { font-size: 1.18rem; }
  .projects-grid { grid-template-columns: 1fr; }
  .footer-grid,
  .footer-grid-wide { grid-template-columns: 1fr; gap: 32px; }
  .hero { padding-bottom: 0; }
  .hero h1 { margin-bottom: 16px; }
  .hero-desc { font-size: 1rem; margin-bottom: 28px; }
  .hero-actions { width: 100%; gap: 12px; }
  .hero-actions .btn { width: 100%; justify-content: center; }
  .hero-stats-bar { padding: 0 20px; }
  .hero-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0;
  }
  .hero-stat {
    padding: 18px 16px;
    border: 1px solid rgba(255,255,255,.08);
    background: rgba(255,255,255,.04);
  }
  .hero-stat-sep { display: none; }
  .hero-stat-num { font-size: 1.7rem; }
  .hero-stat-label { font-size: .72rem; }
  .trust-bar-inner { justify-content: flex-start; padding: 0 24px; gap: 24px; }
  .page-hero { padding: 112px 0 52px; }
  .page-hero h1 { font-size: clamp(1.9rem, 8vw, 2.6rem); }
  .page-hero .breadcrumb a,
  .page-hero .breadcrumb span { font-size: .78rem; }
  .filter-tabs {
    flex-wrap: nowrap;
    overflow-x: auto;
    padding-bottom: 4px;
    scrollbar-width: none;
  }
  .filter-tabs::-webkit-scrollbar { display: none; }
  .filter-tab { flex: 0 0 auto; }
  .product-gallery-main { aspect-ratio: 1 / 1; padding: 18px; }
  .product-summary-card,
  .product-download-panel,
  .product-resource-card { padding: 20px; }
  .product-actions-row,
  .product-actions-row > .btn { width: 100%; }
  .product-actions-row > .btn { flex: 1 1 auto; }
  .product-application-list { gap: 8px; }
  .service-centres-grid { grid-template-columns: 1fr; }
  .footer-bottom { justify-content: center; text-align: center; }
  .toast {
    left: 16px;
    right: 16px;
    top: auto;
    bottom: calc(env(safe-area-inset-bottom) + 84px);
    width: auto;
  }
  /* drawer: full-screen on 768 and below */
  .mobile-nav-panel { width: 100%; }
  .mobile-nav-actions { grid-template-columns: 1fr 1fr; }
  .product-tab-nav { overflow-x: auto; }
  .product-actions-row { flex-direction: column; }
}
@media (max-width: 480px) {
  .cat-grid { grid-template-columns: 1fr; }
  .products-grid { grid-template-columns: 1fr; }
  .hero-actions { flex-direction: column; }
  .hero-badge {
    padding: 6px 12px;
    font-size: .68rem;
    letter-spacing: .11em;
    margin-bottom: 18px;
  }
  .hero-stats { grid-template-columns: 1fr 1fr; }
  .hero-side-image { max-width: 100%; }
  .hero-side-visual { width: min(100%, 320px); }
  .cta-actions { flex-direction: column; align-items: center; }
  .container { padding: 0 16px; }
  .btn { width: auto; justify-content: center; }
  .product-gallery-main { padding: 14px; }
  .product-thumb { width: 60px; height: 60px; }
  .product-summary-card h2 { font-size: 1.45rem; }
  .product-panel-heading {
    align-items: flex-start;
    flex-direction: column;
  }
  .product-resource-card p,
  .product-summary-text { font-size: .92rem; }
  .wa-float { right: 18px; }
  .back-top { left: 18px; }
  /* Full-width CTA buttons in drawer on narrow phones */
  .mobile-nav-actions { grid-template-columns: 1fr; }
  .mobile-nav-panel { width: 100%; }
  .mobile-nav-head { padding: 18px; }
  .mobile-nav-links { padding: 6px 18px 24px; }
  .mobile-nav-actions { padding: 16px 18px; }
}
@media (max-width: 640px) {
  .hero-side-image { display: none; }
  .hero-content { max-width: 100%; }
}