/* =========================================================================
   SD FRAMEWORKS — SHARED COMPONENTS
   ========================================================================= */

/* ---------------- Navbar ---------------- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 18px 0;
  transition: padding 0.35s var(--ease-premium), background 0.35s ease, border-color 0.35s ease;
  border-bottom: 1px solid transparent;
}

.navbar.is-scrolled {
  padding: 10px 0;
  background: rgba(255, 255, 255, 0.82);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 10px 30px rgba(16, 24, 40, 0.06);
}

.navbar-inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; }

.brand { display: flex; align-items: center; gap: 12px; }
.brand-logo { height: 34px; width: auto; object-fit: contain; }
.brand-mark { height: 38px; width: 38px; object-fit: contain; }
.brand-text { display: flex; flex-direction: column; line-height: 1.15; }
.brand-name { font-family: var(--font-display); font-weight: 700; font-size: 15px; letter-spacing: 0.08em; color: var(--text-0); }
.brand-tag { font-size: 9px; letter-spacing: 0.14em; color: var(--blue-300); text-transform: uppercase; }

.nav-account-link {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-1);
  padding: 8px 14px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--border);
  transition: border-color .25s ease, color .25s ease;
  white-space: nowrap;
}
.nav-account-link:hover { border-color: var(--blue-300); color: var(--blue-500); }

.nav-links { display: flex; align-items: center; gap: 4px; }
.nav-links a {
  position: relative;
  padding: 10px 16px;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.03em;
  color: var(--text-1);
  border-radius: var(--radius-pill);
  transition: color 0.25s ease;
}
.nav-links a:hover { color: var(--text-0); }
.nav-links a.is-active { color: var(--text-0); }
.nav-links a.is-active::after {
  content: "";
  position: absolute;
  left: 16px; right: 16px; bottom: 4px;
  height: 2px;
  background: linear-gradient(90deg, var(--blue-400), var(--blue-300));
  border-radius: 2px;
}

.nav-actions { display: flex; align-items: center; gap: 14px; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  padding: 8px;
}
.nav-toggle span { width: 22px; height: 2px; background: var(--text-0); border-radius: 2px; transition: transform 0.3s ease, opacity 0.3s ease; }
.nav-toggle.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.is-open span:nth-child(2) { opacity: 0; }
.nav-toggle.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 940px) {
  .nav-links { display: none; }
  .nav-toggle { display: flex; }
  .mobile-nav.is-open { max-height: 480px; opacity: 1; padding: 18px 24px 26px; }
  .mobile-nav {
    position: fixed;
    top: 68px; left: 0; right: 0;
    max-height: 0;
    opacity: 0;
    overflow: hidden;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(18px);
    border-bottom: 1px solid var(--border);
    transition: max-height 0.4s var(--ease-premium), opacity 0.3s ease, padding 0.4s ease;
    z-index: 99;
    box-shadow: 0 20px 40px rgba(16, 24, 40, 0.08);
  }
  .mobile-nav a {
    display: block;
    padding: 14px 4px;
    font-size: 16px;
    color: var(--text-1);
    border-bottom: 1px solid var(--border);
  }
  .mobile-nav a.is-active { color: var(--blue-500); }
  .mobile-nav .btn { margin-top: 18px; }
}
@media (min-width: 941px) { .mobile-nav { display: none; } }

/* ---------------- Footer ---------------- */
.site-footer {
  position: relative;
  padding: 90px 0 32px;
  background: linear-gradient(180deg, transparent, var(--bg-1) 30%, var(--bg-2));
  border-top: 1px solid var(--border);
  overflow: hidden;
}

.footer-watermark {
  position: absolute;
  right: -6%;
  bottom: -14%;
  width: 420px;
  max-width: 46%;
  opacity: 0.06;
  pointer-events: none;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 48px;
  padding-bottom: 56px;
}
@media (max-width: 860px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .footer-grid { grid-template-columns: 1fr; } }

.footer-brand .brand { margin-bottom: 16px; }
.footer-tagline { font-size: 13px; letter-spacing: 0.08em; color: var(--text-2); text-transform: uppercase; margin-top: 8px; }
.footer-desc { margin-top: 18px; color: var(--text-2); font-size: 14px; max-width: 320px; }

.footer-col h4 {
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-0);
  margin-bottom: 20px;
}
.footer-col ul li { margin-bottom: 12px; }
.footer-col a { color: var(--text-2); font-size: 14px; transition: color 0.25s ease, padding-left 0.25s ease; }
.footer-col a:hover { color: var(--blue-500); padding-left: 4px; }

.footer-social { display: flex; gap: 10px; margin-top: 20px; }
.footer-social a {
  width: 38px; height: 38px;
  display: flex; align-items: center; justify-content: center;
  border: 1px solid var(--border-bright);
  border-radius: 50%;
  color: var(--text-1);
  transition: border-color 0.25s ease, color 0.25s ease, transform 0.25s ease;
}
.footer-social a:hover { border-color: var(--blue-300); color: var(--blue-500); transform: translateY(-3px); }

.footer-bottom {
  display: flex; align-items: center; justify-content: space-between;
  padding-top: 28px; border-top: 1px solid var(--border);
  font-size: 12px; color: var(--text-3); flex-wrap: wrap; gap: 12px;
}
.footer-legal { display: flex; gap: 18px; flex-wrap: wrap; }
.footer-legal a { color: var(--text-3); transition: color .2s ease; }
.footer-legal a:hover { color: var(--blue-500); }

/* ---------------- Cards: Services ---------------- */
.service-card {
  position: relative;
  padding: 34px 28px;
  border-radius: var(--radius-lg);
  background: #fff;
  border: 1px solid var(--border);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: transform 0.5s var(--ease-premium), border-color 0.4s ease, box-shadow 0.4s ease;
}
.service-card::before {
  content: "";
  position: absolute; inset: 0;
  background: radial-gradient(360px 220px at 20% -10%, rgba(47,107,255,.08), transparent 60%);
  opacity: 0; transition: opacity 0.4s ease;
}
.service-card:hover { transform: translateY(-8px); border-color: var(--border-bright); box-shadow: 0 24px 50px rgba(16,24,40,.12); }
.service-card:hover::before { opacity: 1; }

.service-icon {
  width: 54px; height: 54px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 14px;
  margin-bottom: 22px;
  background: linear-gradient(150deg, var(--surface-2), var(--bg-2));
  border: 1px solid var(--border-bright);
  color: var(--blue-500);
  position: relative;
}
.service-icon svg { width: 24px; height: 24px; }

.service-card h3 { font-size: 1.15rem; margin-bottom: 10px; }
.service-card p { color: var(--text-2); font-size: 14px; line-height: 1.65; margin-bottom: 20px; }

/* ---------------- Cards: Products ---------------- */
.product-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--surface);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-card);
  transition: transform 0.5s var(--ease-premium), border-color 0.4s ease, box-shadow 0.4s ease;
  display: flex;
  flex-direction: column;
}
.product-card:hover { transform: translateY(-6px); border-color: var(--border-bright); box-shadow: 0 24px 50px rgba(16,24,40,.12); }
.product-card.is-active-select { border-color: var(--blue-400); box-shadow: 0 0 0 3px var(--blue-glow-soft); }

.product-media { position: relative; aspect-ratio: 4/3; overflow: hidden; background: var(--bg-2); }
.product-media img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.7s var(--ease-premium); }
.product-card:hover .product-media img { transform: scale(1.08); }
.product-media .no-image { display: flex; align-items: center; justify-content: center; height: 100%; color: var(--text-3); font-size: 12px; letter-spacing: .08em; text-transform: uppercase; }

.product-badges { position: absolute; top: 14px; left: 14px; display: flex; gap: 8px; }
.product-cat { position: absolute; top: 14px; right: 14px; font-size: 10px; letter-spacing: .08em; text-transform: uppercase; color: var(--text-1); background: rgba(255,255,255,.88); padding: 5px 10px; border-radius: var(--radius-pill); border: 1px solid var(--border-bright); backdrop-filter: blur(6px); }

.product-body { padding: 22px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.product-body h3 { font-size: 1.05rem; }
.product-desc { font-size: 13px; color: var(--text-2); line-height: 1.6; }

.product-price-row { display: flex; align-items: baseline; gap: 10px; margin-top: auto; padding-top: 6px; }
.price-current { font-family: var(--font-display); font-size: 1.3rem; font-weight: 700; color: var(--text-0); }
.price-old { font-size: 13px; color: var(--text-3); text-decoration: line-through; }

.product-footer { display: flex; align-items: center; justify-content: space-between; padding: 0 22px 22px; gap: 12px; }

/* ---------------- Feature blocks (Why SD Frameworks) ---------------- */
.feature-block {
  padding: 40px 30px;
  border-top: 1px solid var(--border);
  position: relative;
  transition: background 0.35s ease;
}
.feature-block:hover { background: var(--blue-glow-soft); }
.feature-num {
  font-family: var(--font-display);
  font-size: 2.6rem;
  font-weight: 700;
  background: linear-gradient(160deg, var(--silver-700), var(--text-0));
  -webkit-background-clip: text; background-clip: text; color: transparent;
  margin-bottom: 18px;
  display: block;
}
.feature-block h3 { font-size: 1.3rem; margin-bottom: 10px; }
.feature-block p { color: var(--text-2); font-size: 14px; line-height: 1.65; max-width: 320px; }

/* ---------------- Gallery / masonry ---------------- */
.masonry {
  columns: 3 260px;
  column-gap: 20px;
}
.masonry-item {
  break-inside: avoid;
  margin-bottom: 20px;
  border-radius: var(--radius-md);
  overflow: hidden;
  position: relative;
  border: 1px solid var(--border);
  cursor: zoom-in;
  box-shadow: var(--shadow-card);
}
.masonry-item img { width: 100%; display: block; transition: transform 0.6s var(--ease-premium); }
.masonry-item:hover img { transform: scale(1.06); }
.masonry-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 40%, rgba(4,6,10,.85) 100%);
  display: flex; flex-direction: column; justify-content: flex-end;
  padding: 18px;
  opacity: 0; transition: opacity 0.35s ease;
}
.masonry-item:hover .masonry-overlay { opacity: 1; }
.masonry-overlay .g-cat { font-size: 10px; letter-spacing: .1em; text-transform: uppercase; color: var(--blue-300); margin-bottom: 6px; }
.masonry-overlay .g-title { font-size: 15px; color: #fff; font-weight: 600; }

.gallery-filters { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 40px; }
.filter-chip {
  padding: 9px 18px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--border-bright);
  font-size: 12px; letter-spacing: .04em; text-transform: uppercase;
  color: var(--text-1);
  transition: all 0.25s ease;
}
.filter-chip:hover { border-color: var(--blue-300); color: var(--text-0); }
.filter-chip.is-active { background: var(--blue-500); border-color: var(--blue-500); color: #fff; }

/* ---------------- Forms ---------------- */
.field-group { margin-bottom: 20px; }
.field-group label { display: block; font-size: 12px; letter-spacing: .06em; text-transform: uppercase; color: var(--text-2); margin-bottom: 8px; }
.field-input {
  width: 100%;
  background: #fff;
  border: 1px solid var(--border-bright);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
  color: var(--text-0);
  font-family: var(--font-body);
  font-size: 14px;
  transition: border-color 0.25s ease, box-shadow 0.25s ease, background 0.25s ease;
}
.field-input:focus { outline: none; border-color: var(--blue-400); box-shadow: 0 0 0 4px var(--blue-glow-soft); }
.field-input::placeholder { color: var(--text-3); }
textarea.field-input { resize: vertical; min-height: 140px; }
.field-errors { color: #c0272f; font-size: 12px; margin-top: 6px; }

.alert { padding: 16px 20px; border-radius: var(--radius-sm); font-size: 14px; margin-bottom: 24px; border: 1px solid; }
.alert-success { background: #eafbf1; border-color: #b9ecd0; color: #0f7a44; }
.alert-error { background: #fdedee; border-color: #f3c1c5; color: #c0272f; }
.alert-warning { background: #fff8e6; border-color: #f3dd9c; color: #8a6a08; }

/* ---------------- Pagination ---------------- */
.pagination { display: flex; gap: 8px; justify-content: center; margin-top: 48px; }
.pagination a, .pagination span {
  min-width: 40px; height: 40px;
  display: flex; align-items: center; justify-content: center;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-bright);
  font-size: 13px; color: var(--text-1);
  transition: all 0.25s ease;
}
.pagination a:hover { border-color: var(--blue-300); color: var(--text-0); }
.pagination .is-current { background: var(--blue-500); border-color: var(--blue-500); color: #fff; }

/* ---------------- Timeline (About / Process) ---------------- */
.timeline { position: relative; padding-left: 44px; }
.timeline::before { content: ""; position: absolute; left: 14px; top: 6px; bottom: 6px; width: 1px; background: linear-gradient(180deg, var(--blue-400), transparent); }
.timeline-item { position: relative; padding-bottom: 52px; }
.timeline-item:last-child { padding-bottom: 0; }
.timeline-dot {
  position: absolute; left: -44px; top: 2px;
  width: 30px; height: 30px; border-radius: 50%;
  background: #fff;
  border: 1px solid var(--blue-400);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display); font-size: 11px; font-weight: 700; color: var(--blue-500);
  box-shadow: 0 0 20px var(--blue-glow-soft);
}
.timeline-item h3 { font-size: 1.2rem; margin-bottom: 8px; }
.timeline-item p { color: var(--text-2); font-size: 14px; max-width: 520px; }

/* ---------------- Misc cards ---------------- */
.stat-tile { text-align: center; padding: 28px 12px; }
.stat-tile .num { font-family: var(--font-display); font-size: 2.4rem; font-weight: 700; color: var(--text-0); }
.stat-tile .lbl { font-size: 12px; letter-spacing: .08em; text-transform: uppercase; color: var(--text-2); margin-top: 6px; }

.breadcrumb { font-size: 12px; color: var(--text-3); display: flex; gap: 8px; align-items: center; margin-bottom: 18px; }
.breadcrumb a { color: var(--text-2); }
.breadcrumb a:hover { color: var(--blue-500); }