/* ==========================================================================
   Mac Trade Canada Corporation — main stylesheet
   ========================================================================== */

:root {
  --mt-green: #1e6b2f;
  --mt-green-dark: #0f3d1b;
  --mt-green-deep: #0a2a13;
  --mt-green-light: #e8f3ea;
  --mt-orange: #e2791b;
  --mt-orange-dark: #c4630e;
  --mt-red: #d3261a;
  --mt-ink: #1b2420;
  --mt-muted: #5f6b65;
  --mt-line: #e3e8e5;
  --mt-bg-soft: #f5f8f6;
  --mt-radius: 14px;
  --mt-shadow: 0 10px 30px rgba(15, 61, 27, .08);
  --mt-shadow-lg: 0 20px 50px rgba(15, 61, 27, .14);

  --bs-primary: var(--mt-green);
  --bs-primary-rgb: 30, 107, 47;
  --bs-link-color: var(--mt-green);
  --bs-link-color-rgb: 30, 107, 47;
  --bs-link-hover-color: var(--mt-orange-dark);
  --bs-link-hover-color-rgb: 196, 99, 14;
  --bs-body-font-family: "Open Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --bs-body-color: var(--mt-ink);
}

body { background: #fff; color: var(--mt-ink); }

h1, h2, h3, h4, h5, h6, .font-heading {
  font-family: "Montserrat", system-ui, sans-serif;
  font-weight: 700;
  color: var(--mt-green-deep);
}

a { text-decoration: none; }
img { max-width: 100%; }

.text-orange { color: var(--mt-orange) !important; }
.text-green { color: var(--mt-green) !important; }
.bg-soft { background: var(--mt-bg-soft); }
.bg-green-deep { background: var(--mt-green-deep); }

.section { padding: 90px 0; }
.section-sm { padding: 60px 0; }

.eyebrow {
  display: inline-flex; align-items: center; gap: .5rem;
  font: 600 .78rem/1 "Montserrat", sans-serif;
  letter-spacing: .14em; text-transform: uppercase;
  color: var(--mt-orange);
  margin-bottom: .9rem;
}
.eyebrow::before { content: ""; width: 26px; height: 2px; background: currentColor; }

.section-title { font-size: clamp(1.7rem, 3vw, 2.4rem); margin-bottom: 1rem; }
.section-lead { color: var(--mt-muted); font-size: 1.05rem; max-width: 680px; }
.text-center .section-lead { margin-inline: auto; }

/* Buttons ---------------------------------------------------------------- */
.btn { font-family: "Montserrat", sans-serif; font-weight: 600; border-radius: 50px; padding: .7rem 1.6rem; white-space: nowrap; }
.btn-primary { --bs-btn-bg: var(--mt-green); --bs-btn-border-color: var(--mt-green); --bs-btn-hover-bg: var(--mt-green-dark); --bs-btn-hover-border-color: var(--mt-green-dark); --bs-btn-active-bg: var(--mt-green-dark); }
.btn-orange { --bs-btn-color: #fff; --bs-btn-bg: var(--mt-orange); --bs-btn-border-color: var(--mt-orange); --bs-btn-hover-color: #fff; --bs-btn-hover-bg: var(--mt-orange-dark); --bs-btn-hover-border-color: var(--mt-orange-dark); --bs-btn-active-bg: var(--mt-orange-dark); --bs-btn-active-color: #fff; }
.btn-outline-light:hover { color: var(--mt-green-deep); }

/* Top bar ---------------------------------------------------------------- */
.topbar { background: var(--mt-green-deep); color: rgba(255,255,255,.8); font-size: .85rem; padding: .5rem 0; }
.topbar a { color: rgba(255,255,255,.85); }
.topbar a:hover { color: var(--mt-orange); }
.topbar i { color: var(--mt-orange); margin-right: .35rem; }

/* Navbar ----------------------------------------------------------------- */
.site-header { position: sticky; top: 0; z-index: 1030; background: #fff; transition: box-shadow .25s ease; }
.site-header.scrolled { box-shadow: 0 6px 24px rgba(0,0,0,.08); }
.site-header .navbar { padding: .9rem 0; transition: padding .25s ease; }
.site-header.scrolled .navbar { padding: .45rem 0; }
.navbar-brand img { height: 48px; width: auto; transition: height .25s ease; }
.site-header.scrolled .navbar-brand img { height: 40px; }
.navbar .nav-link {
  font: 600 .92rem "Montserrat", sans-serif; color: var(--mt-ink);
  padding: .5rem .95rem !important; position: relative; white-space: nowrap;
}
.navbar .nav-link:hover, .navbar .nav-link.active { color: var(--mt-green); }
@media (min-width: 992px) {
  .navbar .nav-link::after {
    content: ""; position: absolute; left: .95rem; right: .95rem; bottom: .15rem;
    height: 2px; background: var(--mt-orange); transform: scaleX(0); transition: transform .25s ease;
  }
  .navbar .nav-link:hover::after, .navbar .nav-link.active::after { transform: scaleX(1); }
  .navbar .dropdown-toggle::after { display: none; }
  .navbar .dropdown:hover > .dropdown-menu { display: block; margin-top: 0; }
}
.dropdown-menu { border: 0; border-radius: 12px; box-shadow: var(--mt-shadow-lg); padding: .5rem; }
.dropdown-item { border-radius: 8px; padding: .55rem .9rem; font-size: .92rem; }
.dropdown-item:hover, .dropdown-item.active { background: var(--mt-green-light); color: var(--mt-green); }

/* Hero ------------------------------------------------------------------- */
.hero {
  position: relative; color: #fff; overflow: hidden;
  background:
    linear-gradient(110deg, rgba(10,42,19,.96) 0%, rgba(15,61,27,.88) 45%, rgba(15,61,27,.35) 100%),
    url("../img/drilling-platform.jpg") center/cover no-repeat;
  padding: 130px 0 150px;
}
.hero::after {
  content: ""; position: absolute; inset: auto 0 0 0; height: 90px;
  background: #fff; clip-path: polygon(0 100%, 100% 30%, 100% 100%);
}
.hero h1 { color: #fff; font-size: clamp(2.2rem, 5vw, 3.6rem); line-height: 1.12; }
.hero h1 span { color: var(--mt-orange); }
.hero p.lead { color: rgba(255,255,255,.85); max-width: 580px; }
.hero-badge {
  display: inline-flex; align-items: center; gap: .55rem;
  background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.2);
  padding: .45rem 1rem; border-radius: 50px; font-size: .85rem; margin-bottom: 1.4rem;
}
.hero-badge i { color: var(--mt-red); }
.hero-card {
  background: rgba(255,255,255,.08); backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,.18); border-radius: 18px; padding: 1.6rem;
}
.hero-card .item { display: flex; gap: .9rem; align-items: flex-start; padding: .75rem 0; }
.hero-card .item + .item { border-top: 1px solid rgba(255,255,255,.12); }
.hero-card .item i { font-size: 1.4rem; color: var(--mt-orange); }
.hero-card h6 { color: #fff; margin: 0 0 .15rem; }
.hero-card small { color: rgba(255,255,255,.7); }

/* Page header (inner pages) ---------------------------------------------- */
.page-header {
  position: relative; color: #fff; padding: 90px 0 80px;
  background: var(--mt-green-deep) center/cover no-repeat;
  background-image: linear-gradient(100deg, rgba(10,42,19,.95), rgba(30,107,47,.8)), url("../img/industrial-pipes.jpg");
}
.page-header h1 { color: #fff; font-size: clamp(2rem, 4vw, 3rem); }
.page-header .breadcrumb { margin: 0; --bs-breadcrumb-divider-color: rgba(255,255,255,.6); }
.page-header .breadcrumb a { color: rgba(255,255,255,.8); }
.page-header .breadcrumb a:hover { color: var(--mt-orange); }
.page-header .breadcrumb-item.active { color: var(--mt-orange); }

/* Stats ------------------------------------------------------------------ */
.stats-strip { margin-top: -70px; position: relative; z-index: 2; }
.stats-box { background: #fff; border-radius: var(--mt-radius); box-shadow: var(--mt-shadow-lg); padding: 2rem 1rem; }
.stat { text-align: center; padding: .5rem; }
.stat .num { font: 800 2.4rem/1 "Montserrat", sans-serif; color: var(--mt-green); }
.stat .num small { font-size: 1.4rem; color: var(--mt-orange); }
.stat .label { color: var(--mt-muted); font-size: .9rem; margin-top: .4rem; }
@media (min-width: 768px) { .stat + .stat { border-left: 1px solid var(--mt-line); } }

/* Cards ------------------------------------------------------------------ */
.feature-card {
  height: 100%; background: #fff; border: 1px solid var(--mt-line); border-radius: var(--mt-radius);
  padding: 2rem 1.7rem; transition: transform .3s ease, box-shadow .3s ease, border-color .3s ease;
  position: relative; overflow: hidden;
}
.feature-card::before {
  content: ""; position: absolute; left: 0; top: 0; height: 4px; width: 100%;
  background: linear-gradient(90deg, var(--mt-green), var(--mt-orange));
  transform: scaleX(0); transform-origin: left; transition: transform .35s ease;
}
.feature-card:hover { transform: translateY(-6px); box-shadow: var(--mt-shadow-lg); border-color: transparent; }
.feature-card:hover::before { transform: scaleX(1); }
.feature-card h4 { font-size: 1.15rem; margin: 1.1rem 0 .6rem; }
.feature-card p { color: var(--mt-muted); margin-bottom: 0; font-size: .95rem; }
.icon-box {
  width: 60px; height: 60px; border-radius: 14px; display: grid; place-items: center;
  background: var(--mt-green-light); color: var(--mt-green); font-size: 1.65rem;
  transition: background .3s ease, color .3s ease;
}
.feature-card:hover .icon-box { background: var(--mt-green); color: #fff; }
.icon-box.orange { background: #fdf0e3; color: var(--mt-orange); }
.card-num { position: absolute; right: 1.4rem; top: 1.2rem; font: 800 2.6rem/1 "Montserrat", sans-serif; color: var(--mt-bg-soft); }

.check-list { list-style: none; padding: 0; margin: 0; }
.check-list li { position: relative; padding-left: 1.9rem; margin-bottom: .7rem; }
.check-list li::before {
  content: "\F26A"; font-family: "bootstrap-icons"; position: absolute; left: 0; top: 0;
  color: var(--mt-green); font-size: 1.1rem; line-height: 1.5;
}

/* About blocks ----------------------------------------------------------- */
.img-stack { position: relative; padding: 0 0 40px 40px; }
.img-stack .main { border-radius: 18px; box-shadow: var(--mt-shadow-lg); width: 100%; object-fit: cover; aspect-ratio: 4/3; }
.img-stack .float-card {
  position: absolute; left: 0; bottom: 0; background: var(--mt-orange); color: #fff;
  border-radius: 16px; padding: 1.3rem 1.5rem; box-shadow: var(--mt-shadow-lg); max-width: 230px;
}
.img-stack .float-card strong { font: 800 2rem/1 "Montserrat", sans-serif; display: block; }
.img-stack::before {
  content: ""; position: absolute; right: -18px; top: -18px; width: 120px; height: 120px;
  background-image: radial-gradient(var(--mt-green) 2px, transparent 2px); background-size: 14px 14px; opacity: .35; z-index: -1;
}

/* Energy products -------------------------------------------------------- */
.product-card {
  display: flex; flex-direction: column; height: 100%; border-radius: var(--mt-radius); overflow: hidden;
  background: #fff; box-shadow: var(--mt-shadow); transition: transform .3s ease, box-shadow .3s ease;
}
.product-card:hover { transform: translateY(-6px); box-shadow: var(--mt-shadow-lg); }
.product-card .head { padding: 1.6rem 1.6rem 1.2rem; background: linear-gradient(135deg, var(--mt-green-deep), var(--mt-green)); color: #fff; position: relative; }
.product-card .head h4 { color: #fff; margin: .8rem 0 .2rem; font-size: 1.2rem; }
.product-card .head small { color: rgba(255,255,255,.75); }
.product-card .head .bi { font-size: 2rem; color: var(--mt-orange); }
.product-card .body { padding: 1.4rem 1.6rem 1.6rem; flex: 1; display: flex; flex-direction: column; }
.product-card .body p { color: var(--mt-muted); font-size: .95rem; }
.product-card .body .link { margin-top: auto; font-weight: 600; font-family: "Montserrat", sans-serif; }
.product-card .body .link i { transition: transform .25s ease; display: inline-block; }
.product-card:hover .body .link i { transform: translateX(4px); }

.savings-badge {
  background: #fff; border-radius: 50%; aspect-ratio: 1; display: grid; place-items: center; text-align: center;
  box-shadow: var(--mt-shadow-lg); padding: 1rem; border: 6px solid var(--mt-green-light);
}
.savings-badge strong { font: 800 clamp(1.05rem, 1.7vw, 1.75rem)/1.1 "Montserrat", sans-serif; color: var(--mt-orange); display: block; white-space: nowrap; margin-bottom: .2rem; }
.savings-badge span { font-size: clamp(.68rem, .9vw, .82rem); display: block; color: var(--mt-muted); font-weight: 600; line-height: 1.3; }

/* Dark band -------------------------------------------------------------- */
.band-dark {
  background: radial-gradient(circle at 85% 20%, rgba(226,121,27,.18), transparent 40%), var(--mt-green-deep);
  color: rgba(255,255,255,.85);
}
.band-dark h2, .band-dark h3, .band-dark h4, .band-dark h5 { color: #fff; }

/* Offices ---------------------------------------------------------------- */
.office-card {
  display: flex; align-items: center; gap: 1rem; padding: 1.2rem 1.3rem; height: 100%;
  background: #fff; border: 1px solid var(--mt-line); border-radius: var(--mt-radius); transition: all .25s ease;
}
.office-card:hover { border-color: var(--mt-green); box-shadow: var(--mt-shadow); }
.office-card .flag {
  width: 48px; height: 48px; flex: none; border-radius: 50%; display: grid; place-items: center;
  background: var(--mt-green-light); color: var(--mt-green); font-size: 1.3rem;
}
.office-card.hq { background: var(--mt-green); border-color: var(--mt-green); color: #fff; }
.office-card.hq h6 { color: #fff; }
.office-card.hq .flag { background: rgba(255,255,255,.15); color: #fff; }
.office-card h6 { margin: 0; }
.office-card small { color: var(--mt-muted); }
.office-card.hq small { color: rgba(255,255,255,.8); }

.region-pill {
  display: inline-flex; align-items: center; gap: .45rem; padding: .55rem 1.1rem; margin: .3rem;
  border-radius: 50px; background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.18); color: #fff; font-size: .92rem;
}
.region-pill i { color: var(--mt-orange); }

/* CTA -------------------------------------------------------------------- */
.cta {
  background: linear-gradient(120deg, var(--mt-orange), #f0a13c); color: #fff; border-radius: 22px;
  padding: 3rem; position: relative; overflow: hidden;
}
.cta::after {
  content: "\F2B0"; font-family: "bootstrap-icons"; position: absolute; right: -20px; bottom: -60px;
  font-size: 15rem; color: rgba(255,255,255,.12); line-height: 1;
}
.cta h2 { color: #fff; }
.cta .btn-light { color: var(--mt-orange-dark); }

/* MHD page --------------------------------------------------------------- */
.nav-pills-mt .nav-link {
  border-radius: 50px; color: var(--mt-ink); font-family: "Montserrat", sans-serif; font-weight: 600;
  padding: .6rem 1.4rem; border: 1px solid var(--mt-line); margin: .25rem; background: #fff;
}
.nav-pills-mt .nav-link.active, .nav-pills-mt .nav-link:hover { background: var(--mt-green); color: #fff; border-color: var(--mt-green); }

.step { display: flex; gap: 1rem; margin-bottom: 1.4rem; }
.step .n {
  width: 42px; height: 42px; flex: none; border-radius: 50%; background: var(--mt-orange); color: #fff;
  display: grid; place-items: center; font: 700 1rem "Montserrat", sans-serif;
}
.step h6 { margin-bottom: .2rem; }
.step p { margin: 0; color: var(--mt-muted); font-size: .95rem; }

.diagram { background: #fff; border-radius: var(--mt-radius); padding: 1rem; box-shadow: var(--mt-shadow); }
.diagram img { border-radius: 8px; width: 100%; }
.diagram figcaption { font-size: .85rem; color: var(--mt-muted); text-align: center; margin-top: .6rem; }

.market-item {
  display: flex; align-items: center; gap: .7rem; padding: .85rem 1rem; background: #fff;
  border-radius: 10px; border: 1px solid var(--mt-line); height: 100%; font-weight: 600; font-size: .93rem;
}
.market-item i { color: var(--mt-green); font-size: 1.2rem; }
.market-col { transition: opacity .3s ease; }

.compare-table { border-radius: var(--mt-radius); overflow: hidden; box-shadow: var(--mt-shadow); background: #fff; }
.compare-table table { margin: 0; }
.compare-table thead th { font-family: "Montserrat", sans-serif; padding: 1rem 1.2rem; border: 0; }
.compare-table thead th.mhd { background: var(--mt-green); color: #fff; }
.compare-table thead th.chem { background: #eef1ef; color: var(--mt-ink); }
.compare-table td { padding: .85rem 1.2rem; vertical-align: middle; }
.compare-table td i.bi-check-circle-fill { color: var(--mt-green); }
.compare-table td i.bi-x-circle-fill { color: var(--mt-red); }

.savings-table { border-radius: var(--mt-radius); overflow: hidden; box-shadow: var(--mt-shadow); background: #fff; }
.savings-table table { margin: 0; }
.savings-table thead th { background: var(--mt-green-deep); color: #fff; font-family: "Montserrat", sans-serif; font-weight: 600; padding: 1rem 1.2rem; border: 0; }
.savings-table td { padding: .9rem 1.2rem; vertical-align: middle; }
.savings-table tbody tr { transition: background .2s ease; }
.savings-table tbody tr:hover { background: var(--mt-green-light); }
.savings-table .save { color: var(--mt-green); font-weight: 700; }
.savings-table .ratio { display: inline-block; background: #fdf0e3; color: var(--mt-orange-dark); border-radius: 50px; padding: .15rem .65rem; font-size: .8rem; font-weight: 700; }

.case-card { border-radius: var(--mt-radius); overflow: hidden; background: #fff; box-shadow: var(--mt-shadow); height: 100%; }
.case-card .img { aspect-ratio: 16/10; overflow: hidden; }
.case-card .img img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.case-card:hover .img img { transform: scale(1.06); }
.case-card .content { padding: 1.4rem 1.5rem; }
.case-card .content h5 { font-size: 1.08rem; }
.case-card .content p { color: var(--mt-muted); font-size: .93rem; margin: 0; }
.case-card .tag { font-size: .75rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--mt-orange); }

.breakdown { list-style: none; padding: 0; margin: 0; }
.breakdown li { display: flex; justify-content: space-between; gap: 1rem; padding: .6rem 0; border-bottom: 1px dashed var(--mt-line); }
.breakdown li.total { border: 0; font-weight: 700; color: var(--mt-green); font-size: 1.15rem; padding-top: 1rem; }

.gallery-item { display: block; border-radius: 12px; overflow: hidden; position: relative; aspect-ratio: 4/3; background: #fff; box-shadow: var(--mt-shadow); cursor: zoom-in; }
.gallery-item img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.gallery-item::after {
  content: "\F52A"; font-family: "bootstrap-icons"; position: absolute; inset: 0; display: grid; place-items: center;
  background: rgba(15,61,27,.55); color: #fff; font-size: 2rem; opacity: 0; transition: opacity .3s ease;
}
.gallery-item:hover img { transform: scale(1.08); }
.gallery-item:hover::after { opacity: 1; }
#lightbox .modal-content { background: transparent; border: 0; }
#lightbox img { border-radius: 12px; background: #fff; }

.quote-box { border-left: 4px solid var(--mt-orange); background: #fff; padding: 1.5rem 1.8rem; border-radius: 0 var(--mt-radius) var(--mt-radius) 0; box-shadow: var(--mt-shadow); }

/* Contact ---------------------------------------------------------------- */
.contact-info { display: flex; gap: 1rem; padding: 1.4rem; background: #fff; border-radius: var(--mt-radius); box-shadow: var(--mt-shadow); height: 100%; }
.contact-info h6 { margin-bottom: .25rem; }
.contact-info p, .contact-info a { color: var(--mt-muted); margin: 0; font-size: .95rem; }
.contact-info a:hover { color: var(--mt-green); }
.form-card { background: #fff; border-radius: 18px; box-shadow: var(--mt-shadow-lg); padding: 2.4rem; }
.form-control, .form-select { border-radius: 10px; padding: .75rem 1rem; border-color: var(--mt-line); }
.form-control:focus, .form-select:focus { border-color: var(--mt-green); box-shadow: 0 0 0 .2rem rgba(30,107,47,.15); }
.form-label { font-weight: 600; font-size: .9rem; }
.map-wrap { border-radius: var(--mt-radius); overflow: hidden; box-shadow: var(--mt-shadow); line-height: 0; }
.map-wrap iframe { width: 100%; height: 380px; border: 0; }

.person-card { display: flex; gap: 1.2rem; align-items: center; background: #fff; border-radius: var(--mt-radius); padding: 1.5rem; box-shadow: var(--mt-shadow); }
.person-card .avatar {
  width: 72px; height: 72px; border-radius: 50%; flex: none; display: grid; place-items: center;
  background: linear-gradient(135deg, var(--mt-green), var(--mt-green-deep)); color: #fff; font: 700 1.5rem "Montserrat", sans-serif;
}

/* Footer ----------------------------------------------------------------- */
.site-footer { background: var(--mt-green-deep); color: rgba(255,255,255,.72); padding-top: 70px; font-size: .94rem; }
.site-footer h5 { color: #fff; font-size: 1.05rem; margin-bottom: 1.3rem; }
.site-footer a { color: rgba(255,255,255,.72); }
.site-footer a:hover { color: var(--mt-orange); }
.footer-logo { background: #fff; display: inline-block; padding: .55rem .9rem; border-radius: 10px; margin-bottom: 1.2rem; }
.footer-logo img { height: 38px; }
.footer-links { list-style: none; padding: 0; margin: 0; }
.footer-links li { margin-bottom: .55rem; }
.footer-links a i { font-size: .7rem; margin-right: .4rem; color: var(--mt-orange); }
.footer-contact li { display: flex; gap: .7rem; margin-bottom: .8rem; }
.footer-contact i { color: var(--mt-orange); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.1); margin-top: 50px; padding: 1.3rem 0; font-size: .85rem; }

/* Back to top ------------------------------------------------------------ */
#backToTop {
  position: fixed; right: 22px; bottom: 22px; width: 46px; height: 46px; border-radius: 50%; border: 0;
  background: var(--mt-orange); color: #fff; font-size: 1.2rem; box-shadow: var(--mt-shadow-lg);
  opacity: 0; visibility: hidden; transform: translateY(12px); transition: all .3s ease; z-index: 1040;
}
#backToTop.show { opacity: 1; visibility: visible; transform: none; }
#backToTop:hover { background: var(--mt-orange-dark); }

/* Reveal on scroll ------------------------------------------------------- */
.reveal { opacity: 0; transform: translateY(30px); transition: opacity .7s ease, transform .7s ease; }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  * { scroll-behavior: auto !important; }
}

/* Responsive ------------------------------------------------------------- */
@media (min-width: 992px) and (max-width: 1199.98px) {
  .navbar .nav-link { padding: .5rem .6rem !important; font-size: .88rem; }
  .navbar .nav-link::after { left: .6rem; right: .6rem; }
  .navbar-brand img { height: 40px; }
}
@media (max-width: 991.98px) {
  .section { padding: 70px 0; }
  .hero { padding: 90px 0 120px; }
  .navbar-collapse { padding: 1rem 0; }
  .navbar .dropdown-menu { box-shadow: none; padding-left: 1rem; }
  .img-stack { padding: 0 0 30px 20px; margin-bottom: 2rem; }
}
@media (max-width: 575.98px) {
  .navbar-brand img { height: 38px; }
  .cta { padding: 2rem 1.5rem; }
  .form-card { padding: 1.6rem; }
  .stat .num { font-size: 2rem; }
}

/* ==========================================================================
   Blog
   ========================================================================== */
.post-meta { display: flex; flex-wrap: wrap; gap: .4rem 1.1rem; font-size: .82rem; color: var(--mt-muted); }
.post-meta i { color: var(--mt-orange); margin-right: .35rem; }
.post-meta.light { color: rgba(255,255,255,.8); font-size: .92rem; }
.post-meta.light a { color: #fff; }
.post-meta.light a:hover { color: var(--mt-orange); }

.badge-cat {
  display: inline-block; background: var(--mt-orange); color: #fff; font: 600 .72rem/1 "Montserrat", sans-serif;
  letter-spacing: .04em; text-transform: uppercase; padding: .45rem .75rem; border-radius: 50px;
}
.blog-cover-icon {
  width: 100%; height: 100%; min-height: 100%; display: grid; place-items: center;
  background:
    radial-gradient(circle at 80% 15%, rgba(226,121,27,.35), transparent 45%),
    linear-gradient(135deg, var(--mt-green-deep), var(--mt-green));
  color: rgba(255,255,255,.9); font-size: 4rem;
}

/* Featured post */
.featured-post { display: block; background: #fff; border-radius: 20px; overflow: hidden; box-shadow: var(--mt-shadow-lg); color: var(--mt-ink); transition: transform .3s ease; }
.featured-post:hover { transform: translateY(-4px); color: var(--mt-ink); }
.featured-post .cover { height: 100%; min-height: 300px; overflow: hidden; }
.featured-post .cover img, .featured-post .cover .blog-cover-icon { width: 100%; height: 100%; object-fit: cover; transition: transform .6s ease; }
.featured-post:hover .cover img { transform: scale(1.05); }
.featured-post .content { padding: 2.6rem; }
.featured-post .featured-label { font-size: .8rem; font-weight: 600; color: var(--mt-muted); margin-left: .7rem; }
.featured-post .featured-label i { color: var(--mt-orange); }
.featured-post h2 { font-size: clamp(1.4rem, 2.4vw, 2rem); margin: 1rem 0 .8rem; }
.featured-post p { color: var(--mt-muted); }

/* Toolbar */
.blog-toolbar { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 1rem; }
.blog-toolbar .nav-pills-mt .nav-link { margin: .2rem; padding: .5rem 1.1rem; font-size: .9rem; }
.nav-pills-mt .count { display: inline-block; min-width: 1.4rem; margin-left: .3rem; padding: .05rem .4rem; border-radius: 50px; background: var(--mt-bg-soft); color: var(--mt-muted); font-size: .72rem; }
.nav-pills-mt .nav-link.active .count, .nav-pills-mt .nav-link:hover .count { background: rgba(255,255,255,.2); color: #fff; }
.blog-search { position: relative; min-width: 260px; }
.blog-search i { position: absolute; left: 1rem; top: 50%; transform: translateY(-50%); color: var(--mt-muted); pointer-events: none; }
.blog-search .form-control { padding-left: 2.6rem; border-radius: 50px; }

/* Post card */
.post-card { height: 100%; display: flex; flex-direction: column; background: #fff; border-radius: var(--mt-radius); overflow: hidden; box-shadow: var(--mt-shadow); transition: transform .3s ease, box-shadow .3s ease; }
.post-card:hover { transform: translateY(-6px); box-shadow: var(--mt-shadow-lg); }
.post-card .cover { position: relative; display: block; aspect-ratio: 16/10; overflow: hidden; }
.post-card .cover img, .post-card .cover .blog-cover-icon { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.post-card .cover .blog-cover-icon { font-size: 3rem; }
.post-card:hover .cover img, .post-card:hover .cover .blog-cover-icon { transform: scale(1.06); }
.post-card .cover .badge-cat { position: absolute; left: 1rem; top: 1rem; }
.post-card .body { padding: 1.4rem 1.5rem 1.6rem; display: flex; flex-direction: column; flex: 1; }
.post-card h3 { font-size: 1.1rem; line-height: 1.4; margin: .7rem 0 .6rem; }
.post-card h3 a { color: var(--mt-green-deep); }
.post-card h3 a:hover { color: var(--mt-green); }
.post-card p { color: var(--mt-muted); font-size: .92rem; }
.post-card .read-more { margin-top: auto; font: 600 .9rem "Montserrat", sans-serif; }
.post-card .read-more i { display: inline-block; transition: transform .25s ease; }
.post-card:hover .read-more i { transform: translateX(4px); }

.empty-state { text-align: center; padding: 3rem 1rem; }
.empty-state > i { font-size: 3.5rem; color: var(--mt-line); }
.empty-state h4 { margin-top: 1rem; }

/* Newsletter */
.newsletter { border-radius: 22px; padding: 3rem; }
.newsletter-form { display: flex; flex-wrap: wrap; gap: .6rem; }
.newsletter-form .form-control { flex: 1 1 220px; border-radius: 50px; border: 0; padding: .85rem 1.3rem; }
.newsletter-form .invalid-feedback { flex-basis: 100%; color: #ffb4a8; }

/* Post details */
#readingProgress { position: fixed; top: 0; left: 0; right: 0; height: 4px; z-index: 1050; pointer-events: none; }
#readingProgress span { display: block; height: 100%; width: 0; background: linear-gradient(90deg, var(--mt-orange), #f0a13c); transition: width .1s linear; }

.post-header { padding: 70px 0 60px; background-image: linear-gradient(100deg, rgba(10,42,19,.97), rgba(30,107,47,.85)), url("../img/industrial-pipes.jpg"); }
.post-header h1 { font-size: clamp(1.8rem, 3.6vw, 2.8rem); max-width: 900px; line-height: 1.2; margin-bottom: 1rem; }
.post-header .breadcrumb-item.active { max-width: 320px; }

.post-cover { border-radius: 18px; overflow: hidden; box-shadow: var(--mt-shadow); aspect-ratio: 16/9; background: var(--mt-bg-soft); }
.post-cover img, .post-cover .blog-cover-icon { width: 100%; height: 100%; object-fit: cover; }
.post-cover .blog-cover-icon { font-size: 6rem; }

.toc { background: var(--mt-bg-soft); border-left: 4px solid var(--mt-green); border-radius: 0 var(--mt-radius) var(--mt-radius) 0; padding: 1.3rem 1.6rem; margin-bottom: 2rem; }
.toc h6 { margin-bottom: .7rem; }
.toc ol { margin: 0; padding-left: 1.2rem; }
.toc li { margin: .3rem 0; font-size: .95rem; }
.toc a { color: var(--mt-ink); }
.toc a:hover { color: var(--mt-green); }

.article-content { font-size: 1.05rem; line-height: 1.85; color: #2c3530; }
.article-content .lead { font-size: 1.2rem; line-height: 1.7; color: var(--mt-ink); }
.article-content h2 { font-size: 1.55rem; margin: 2.2rem 0 1rem; scroll-margin-top: 110px; }
.article-content h3 { font-size: 1.25rem; margin: 1.8rem 0 .8rem; }
.article-content ul, .article-content ol { padding-left: 1.3rem; margin-bottom: 1.2rem; }
.article-content li { margin-bottom: .4rem; }
.article-content li::marker { color: var(--mt-orange); font-weight: 700; }
.article-content img { box-shadow: var(--mt-shadow); }
.article-content blockquote {
  margin: 1.8rem 0; padding: 1.4rem 1.8rem 1.4rem 4rem; position: relative; background: var(--mt-green-light);
  border-radius: var(--mt-radius); font: 600 1.2rem/1.5 "Montserrat", sans-serif; color: var(--mt-green-deep);
}
.article-content blockquote::before { content: "\201C"; position: absolute; left: 1.2rem; top: .4rem; font-size: 3.5rem; color: var(--mt-orange); font-family: Georgia, serif; line-height: 1; }
.article-content table { background: #fff; }
.article-content a { font-weight: 600; text-decoration: underline; text-underline-offset: 3px; }

.post-footer { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 1rem; padding: 1.4rem 0; margin-top: 2.5rem; border-top: 1px solid var(--mt-line); border-bottom: 1px solid var(--mt-line); }
.tag-list { display: flex; flex-wrap: wrap; gap: .45rem; }
.tag { display: inline-block; padding: .35rem .8rem; border-radius: 50px; background: var(--mt-bg-soft); color: var(--mt-ink); font-size: .82rem; border: 1px solid var(--mt-line); transition: all .2s ease; }
.tag:hover { background: var(--mt-green); border-color: var(--mt-green); color: #fff; }
.share { display: flex; align-items: center; gap: .4rem; }
.share a, .share button {
  width: 38px; height: 38px; border-radius: 50%; display: grid; place-items: center; border: 1px solid var(--mt-line);
  background: #fff; color: var(--mt-green); transition: all .2s ease; padding: 0;
}
.share a:hover, .share button:hover, .share button.copied { background: var(--mt-green); border-color: var(--mt-green); color: #fff; }

.author-box { display: flex; gap: 1.3rem; align-items: center; background: var(--mt-bg-soft); border-radius: var(--mt-radius); padding: 1.6rem; margin: 2rem 0; }
.author-logo { width: 76px; height: 76px; flex: none; border-radius: 50%; background: #fff; display: grid; place-items: center; box-shadow: var(--mt-shadow); overflow: hidden; }
.author-logo img { width: 52px; }

.post-nav { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; margin-bottom: 2.5rem; }
.post-nav a { display: block; padding: 1.1rem 1.3rem; border: 1px solid var(--mt-line); border-radius: var(--mt-radius); color: var(--mt-ink); transition: all .2s ease; }
.post-nav a:hover { border-color: var(--mt-green); box-shadow: var(--mt-shadow); }
.post-nav a small { display: block; color: var(--mt-orange); font-weight: 600; margin-bottom: .3rem; }
.post-nav a span { font: 600 .95rem/1.4 "Montserrat", sans-serif; color: var(--mt-green-deep); }
.post-nav .next { text-align: right; }

.comment-card { background: #fff; border-radius: 18px; box-shadow: var(--mt-shadow); padding: 2rem; }

/* Sidebar */
.blog-sidebar { position: sticky; top: 100px; }
.widget { background: #fff; border: 1px solid var(--mt-line); border-radius: var(--mt-radius); padding: 1.5rem; margin-bottom: 1.5rem; }
.widget h5 { font-size: 1.05rem; padding-bottom: .8rem; margin-bottom: 1rem; border-bottom: 2px solid var(--mt-bg-soft); position: relative; }
.widget h5::after { content: ""; position: absolute; left: 0; bottom: -2px; width: 40px; height: 2px; background: var(--mt-orange); }
.blog-sidebar .blog-search { min-width: 0; }
.category-list, .recent-list { list-style: none; padding: 0; margin: 0; }
.category-list a { display: flex; justify-content: space-between; padding: .6rem 0; color: var(--mt-ink); border-bottom: 1px dashed var(--mt-line); }
.category-list li:last-child a { border-bottom: 0; }
.category-list a:hover, .category-list a.active { color: var(--mt-green); font-weight: 600; }
.category-list .count { background: var(--mt-bg-soft); border-radius: 50px; padding: 0 .55rem; font-size: .8rem; color: var(--mt-muted); }
.recent-post { display: flex; gap: .9rem; align-items: center; padding: .55rem 0; color: var(--mt-ink); }
.recent-post .thumb { width: 70px; height: 56px; flex: none; border-radius: 10px; overflow: hidden; }
.recent-post .thumb img, .recent-post .thumb .blog-cover-icon { width: 100%; height: 100%; object-fit: cover; font-size: 1.4rem; }
.recent-post h6 { font-size: .88rem; line-height: 1.35; margin: 0 0 .2rem; transition: color .2s ease; }
.recent-post:hover h6 { color: var(--mt-green); }
.recent-post small { color: var(--mt-muted); font-size: .78rem; }
.widget-cta { text-align: center; background: linear-gradient(135deg, var(--mt-green-deep), var(--mt-green)); border: 0; color: rgba(255,255,255,.85); }
.widget-cta > i { font-size: 2.4rem; color: var(--mt-orange); }
.widget-cta h5 { color: #fff; border: 0; padding: 0; margin: .5rem 0; }
.widget-cta h5::after { display: none; }

@media (max-width: 991.98px) {
  .blog-sidebar { position: static; }
  .featured-post .content { padding: 1.8rem; }
  .featured-post .cover { min-height: 0; height: auto; aspect-ratio: 16/9; }
}
@media (max-width: 575.98px) {
  .blog-search { min-width: 100%; }
  .post-nav { grid-template-columns: 1fr; }
  .post-nav .next { text-align: left; }
  .newsletter { padding: 2rem 1.5rem; }
  .author-box { flex-direction: column; text-align: center; }
  .comment-card { padding: 1.5rem; }
  .featured-post .featured-label { display: block; margin: .6rem 0 0; }
}

/* WhatsApp floating button (left side) ------------------------------------ */
.whatsapp-float {
  position: fixed; left: 22px; bottom: 22px; z-index: 1040;
  display: flex; align-items: center; height: 56px; min-width: 56px; padding: 0 16px 0 14px;
  border-radius: 50px; background: #25d366; color: #fff; box-shadow: 0 10px 25px rgba(37,211,102,.4);
  transition: transform .25s ease, box-shadow .25s ease;
}
.whatsapp-float:hover { color: #fff; transform: translateY(-3px); box-shadow: 0 14px 30px rgba(37,211,102,.5); }
.whatsapp-float i { font-size: 1.75rem; line-height: 1; }
.whatsapp-float::before {
  content: ""; position: absolute; left: 0; top: 0; width: 56px; height: 56px; border-radius: 50%;
  background: #25d366; z-index: -1; animation: wa-pulse 2s ease-out infinite;
}
.whatsapp-label {
  display: flex; flex-direction: column; margin-left: .6rem; font: 600 .9rem/1.15 "Montserrat", sans-serif; white-space: nowrap;
}
.whatsapp-label small { font: 500 .72rem "Open Sans", sans-serif; opacity: .9; }
@keyframes wa-pulse {
  0% { transform: scale(1); opacity: .6; }
  100% { transform: scale(1.6); opacity: 0; }
}
@media (max-width: 575.98px) {
  .whatsapp-float { left: 16px; bottom: 16px; padding: 0; width: 56px; justify-content: center; }
  .whatsapp-label { display: none; }
}
@media (prefers-reduced-motion: reduce) {
  .whatsapp-float::before { animation: none; }
}

.site-footer .footer-credit { color: var(--mt-orange); font-weight: 600; }
.site-footer .footer-credit:hover { color: #fff; }