/* ============================================================
   iGenergy — Global Stylesheet
   Brand: Charcoal #1E1E1E + Magenta #CC1A65
   Fonts: Syne (display) + DM Sans (body)
============================================================ */

/* ── 1. Custom Properties ──────────────────────────────── */
:root {
  --clr-magenta:     #CC1A65;
  --clr-magenta-h:   #A8144F;
  --clr-magenta-l:   #E8266F;
  --clr-dark:        #1A1A1A;
  --clr-charcoal:    #2E2E2E;
  --clr-gray-700:    #4A4A4A;
  --clr-gray-500:    #6B6B6B;
  --clr-gray-300:    #AEAEAE;
  --clr-gray-100:    #F5F5F5;
  --clr-gray-50:     #FAFAFA;
  --clr-white:       #FFFFFF;
  --clr-border:      #E0E0E0;
  --clr-green:       #22C55E;

  --font-display:    'Syne', sans-serif;
  --font-body:       'DM Sans', sans-serif;

  --nav-h:           76px;
  --container:       1240px;
  --radius-sm:       6px;
  --radius-md:       12px;
  --radius-lg:       20px;
  --radius-xl:       32px;
  --radius-full:     9999px;

  --shadow-sm:  0 1px 4px rgba(0,0,0,.06), 0 2px 8px rgba(0,0,0,.04);
  --shadow-md:  0 4px 16px rgba(0,0,0,.08), 0 2px 6px rgba(0,0,0,.04);
  --shadow-lg:  0 8px 40px rgba(0,0,0,.12), 0 2px 8px rgba(0,0,0,.06);
  --shadow-xl:  0 20px 60px rgba(0,0,0,.16);

  --trans:      0.25s ease;
  --trans-slow: 0.4s ease;
}

/* ── 2. Reset ───────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-body);
  color: var(--clr-dark);
  background: var(--clr-white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img, video { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, textarea, select { font-family: inherit; }
table { border-collapse: collapse; width: 100%; }

/* ── 3. Typography ─────────────────────────────────────── */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.15;
  color: var(--clr-dark);
}
h1 { font-size: clamp(2.2rem, 5vw, 3.8rem); }
h2 { font-size: clamp(1.75rem, 3.5vw, 2.75rem); }
h3 { font-size: clamp(1.25rem, 2.5vw, 1.75rem); }
h4 { font-size: 1.25rem; }
h5 { font-size: 1.1rem; }
p  { line-height: 1.75; color: var(--clr-gray-700); }
.lead { font-size: 1.125rem; line-height: 1.8; }
.caption { font-size: 0.85rem; color: var(--clr-gray-500); }

.label {
  font-family: var(--font-display);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--clr-magenta);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
}
.label::before {
  content: '';
  display: block;
  width: 24px; height: 2px;
  background: var(--clr-magenta);
  flex-shrink: 0;
}

/* ── 4. Layout ─────────────────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}
.section { padding: 96px 0; }
.section-sm { padding: 64px 0; }
.section-lg { padding: 128px 0; }
.section-dark {
  background: var(--clr-dark);
  color: var(--clr-white);
}
.section-dark h1, .section-dark h2, .section-dark h3,
.section-dark h4, .section-dark h5 { color: var(--clr-white); }
.section-dark p { color: rgba(255,255,255,0.7); }
.section-dark .label { color: #FF6BA8; }
.section-dark .label::before { background: #FF6BA8; }

.section-alt { background: var(--clr-gray-50); }
.section-charcoal {
  background: var(--clr-charcoal);
  color: var(--clr-white);
}
.section-charcoal h2, .section-charcoal h3 { color: var(--clr-white); }
.section-charcoal p { color: rgba(255,255,255,0.7); }

.grid { display: grid; gap: 24px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.flex { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.gap-4 { gap: 4px; } .gap-8 { gap: 8px; } .gap-12 { gap: 12px; }
.gap-16 { gap: 16px; } .gap-24 { gap: 24px; } .gap-32 { gap: 32px; }

.text-center { text-align: center; }
.text-right  { text-align: right; }
.section-header { margin-bottom: 56px; }
.section-header.center { text-align: center; }
.section-header p { max-width: 640px; margin-top: 16px; }
.section-header.center p { margin-left: auto; margin-right: auto; }

/* ── 5. Buttons ────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 28px;
  border-radius: var(--radius-full);
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 600;
  transition: all var(--trans);
  white-space: nowrap;
  letter-spacing: 0.01em;
}
.btn-primary {
  background: var(--clr-magenta);
  color: var(--clr-white);
  box-shadow: 0 4px 14px rgba(204,26,101,0.35);
}
.btn-primary:hover {
  background: var(--clr-magenta-h);
  transform: translateY(-1px);
  box-shadow: 0 8px 20px rgba(204,26,101,0.45);
}
.btn-secondary {
  background: var(--clr-white);
  color: var(--clr-dark);
  border: 2px solid var(--clr-border);
}
.btn-secondary:hover {
  border-color: var(--clr-magenta);
  color: var(--clr-magenta);
  transform: translateY(-1px);
}
.btn-outline {
  background: transparent;
  color: var(--clr-white);
  border: 2px solid rgba(255,255,255,0.4);
}
.btn-outline:hover {
  background: rgba(255,255,255,0.1);
  border-color: var(--clr-white);
  transform: translateY(-1px);
}
.btn-outline-magenta {
  background: transparent;
  color: var(--clr-magenta);
  border: 2px solid var(--clr-magenta);
}
.btn-outline-magenta:hover {
  background: var(--clr-magenta);
  color: var(--clr-white);
}
.btn-lg { padding: 16px 36px; font-size: 1rem; }
.btn-sm { padding: 9px 20px; font-size: 0.82rem; }
.btn svg { width: 18px; height: 18px; flex-shrink: 0; }
.btn-group { display: flex; flex-wrap: wrap; gap: 12px; }

/* ── 6. Navigation ─────────────────────────────────────── */
#navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  height: var(--nav-h);
  transition: background var(--trans), box-shadow var(--trans);
}
#navbar.scrolled {
  background: rgba(255,255,255,0.97);
  backdrop-filter: blur(16px);
  box-shadow: 0 2px 20px rgba(0,0,0,0.08);
}
#navbar.nav-dark { background: transparent; }
#navbar.nav-dark .nav-logo-text { color: var(--clr-white); }
#navbar.nav-dark .nav-link { color: rgba(255,255,255,0.88); }
#navbar.nav-dark .nav-link:hover { color: var(--clr-white); }
#navbar.nav-dark.scrolled .nav-logo-text { color: var(--clr-dark); }
#navbar.nav-dark.scrolled .nav-link { color: var(--clr-gray-700); }
#navbar.nav-dark.scrolled .nav-link:hover { color: var(--clr-magenta); }

.nav-inner {
  height: var(--nav-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
  text-decoration: none;
}
.nav-logo img { height: 40px; width: auto; }

.nav-menu {
  display: flex;
  align-items: center;
  gap: 4px;
}
.nav-item { position: relative; }
.nav-link {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 8px 14px;
  font-family: var(--font-display);
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--clr-gray-700);
  border-radius: var(--radius-full);
  transition: color var(--trans), background var(--trans);
  cursor: pointer;
  background: none;
}
.nav-link:hover { color: var(--clr-magenta); background: rgba(204,26,101,0.05); }
.nav-link svg { width: 14px; height: 14px; transition: transform var(--trans); }
.nav-item:hover .nav-link svg { transform: rotate(180deg); }
.nav-link.active { color: var(--clr-magenta); }

.nav-dropdown {
  display: none;
  position: absolute;
  top: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%);
  min-width: 220px;
  background: var(--clr-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--clr-border);
  padding: 8px;
  z-index: 200;
}
.nav-item:hover .nav-dropdown { display: block; }
.nav-dropdown a {
  display: block;
  padding: 9px 14px;
  font-size: 0.875rem;
  color: var(--clr-gray-700);
  border-radius: var(--radius-sm);
  transition: all var(--trans);
  font-weight: 500;
}
.nav-dropdown a:hover {
  background: rgba(204,26,101,0.06);
  color: var(--clr-magenta);
  padding-left: 18px;
}
.nav-dropdown .dropdown-group { border-top: 1px solid var(--clr-border); margin-top: 4px; padding-top: 4px; }
.nav-dropdown .dropdown-label {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--clr-gray-300);
  padding: 6px 14px 4px;
  display: block;
}
.nav-actions { display: flex; align-items: center; gap: 12px; flex-shrink: 0; }

/* Mobile Nav */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 28px;
  cursor: pointer;
  padding: 4px;
}
.nav-toggle span {
  display: block;
  height: 2px;
  background: var(--clr-dark);
  border-radius: 2px;
  transition: all var(--trans);
}
#navbar.nav-dark .nav-toggle span { background: var(--clr-white); }
#navbar.nav-dark.scrolled .nav-toggle span { background: var(--clr-dark); }

.nav-mobile {
  display: none;
  position: fixed;
  inset: 0;
  background: var(--clr-white);
  z-index: 1002;
  overflow-y: auto;
  padding: 100px 24px 40px;
  flex-direction: column;
  gap: 0;
}
.nav-mobile.open { display: flex; }
.nav-mobile a, .nav-mobile button {
  display: block;
  padding: 14px 0;
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--clr-dark);
  border-bottom: 1px solid var(--clr-border);
  text-align: left;
  width: 100%;
}
.nav-mobile a:hover { color: var(--clr-magenta); }
.nav-mobile .btn { display: flex; justify-content: center; text-align: center; border-bottom: none; }
.nav-mobile .mobile-sub a {
  padding: 10px 0 10px 20px;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--clr-gray-700);
  border-bottom: none;
}
.nav-mobile-close {
  position: fixed;
  top: 20px; right: 20px;
  width: 44px; height: 44px;
  border-radius: 50%;
  background: var(--clr-gray-100);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem;
  cursor: pointer;
  z-index: 1001;
}

/* ── 7. Footer ─────────────────────────────────────────── */
.footer {
  background: var(--clr-dark);
  color: rgba(255,255,255,0.7);
  padding: 80px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 48px;
  padding-bottom: 60px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
.footer-brand img { height: 44px; margin-bottom: 20px; filter: brightness(10); }
.footer-brand p { font-size: 0.9rem; line-height: 1.8; margin-bottom: 24px; max-width: 280px; }
.footer-social { display: flex; gap: 12px; }
.footer-social a {
  width: 38px; height: 38px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.2);
  display: flex; align-items: center; justify-content: center;
  transition: all var(--trans);
  color: rgba(255,255,255,0.6);
}
.footer-social a:hover { border-color: var(--clr-magenta); color: var(--clr-magenta); background: rgba(204,26,101,0.1); }
.footer-col h4 {
  font-family: var(--font-display);
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--clr-white);
  margin-bottom: 20px;
  letter-spacing: 0.05em;
}
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul li a {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.6);
  transition: color var(--trans);
}
.footer-col ul li a:hover { color: var(--clr-magenta); }
.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.875rem;
  margin-bottom: 14px;
  color: rgba(255,255,255,0.65);
}
.footer-contact-item svg { flex-shrink: 0; margin-top: 2px; color: var(--clr-magenta); }
.footer-bottom {
  padding: 24px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.82rem;
  color: rgba(255,255,255,0.4);
  flex-wrap: wrap;
  gap: 12px;
}
.footer-bottom a { color: rgba(255,255,255,0.4); }
.footer-bottom a:hover { color: var(--clr-magenta); }
.footer-bottom-links { display: flex; gap: 24px; }

/* ── 8. Cards ──────────────────────────────────────────── */
.card {
  background: var(--clr-white);
  border-radius: var(--radius-md);
  border: 1px solid var(--clr-border);
  overflow: hidden;
  transition: all var(--trans-slow);
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.card-body { padding: 28px; }
.card-icon {
  width: 52px; height: 52px;
  border-radius: var(--radius-md);
  background: rgba(204,26,101,0.08);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 20px;
  color: var(--clr-magenta);
}
.card-icon svg { width: 24px; height: 24px; }
.card-img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  display: block;
}
.card-img-wrap {
  width: 100%;
  height: 220px;
  background: var(--clr-gray-100);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  position: relative;
}
.card-img-wrap img { width: 100%; height: 100%; object-fit: contain; padding: 20px; }
.card h3 { font-size: 1.15rem; margin-bottom: 10px; }
.card p  { font-size: 0.9rem; }
.card-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--clr-magenta);
  background: rgba(204,26,101,0.08);
  padding: 4px 10px;
  border-radius: var(--radius-full);
  margin-bottom: 12px;
}
.card-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--clr-magenta);
  margin-top: 16px;
  transition: gap var(--trans);
}
.card-link:hover { gap: 10px; }
.card-link svg { width: 16px; height: 16px; }

/* Product Card */
.product-card {
  background: var(--clr-white);
  border-radius: var(--radius-md);
  border: 1px solid var(--clr-border);
  overflow: hidden;
  transition: all var(--trans-slow);
}
.product-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-xl); border-color: var(--clr-magenta); }
.product-card .product-img {
  height: 220px;
  background: var(--clr-gray-100);
  display: flex; align-items: center; justify-content: center;
  overflow: hidden;
  position: relative;
}
.product-card .product-img img { width: 100%; height: 100%; object-fit: contain; padding: 20px; transition: transform var(--trans-slow); }
.product-card:hover .product-img img { transform: scale(1.05); }
.product-card .product-badge {
  position: absolute;
  top: 12px; right: 12px;
  background: var(--clr-magenta);
  color: white;
  font-size: 0.7rem;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: var(--radius-full);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.product-card .product-body { padding: 24px; }
.product-card h3 { font-size: 1.1rem; margin-bottom: 8px; }
.product-card p { font-size: 0.875rem; margin-bottom: 16px; }

/* Hex Card (feature cards with hexagonal icon bg) */
.hex-card { text-align: center; padding: 40px 28px; }
.hex-icon {
  width: 72px; height: 72px;
  margin: 0 auto 24px;
  background: rgba(204,26,101,0.08);
  display: flex; align-items: center; justify-content: center;
  color: var(--clr-magenta);
  border-radius: var(--radius-md);
  clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
  transition: background var(--trans);
}
.hex-card:hover .hex-icon { background: var(--clr-magenta); color: white; }
.hex-icon svg { width: 32px; height: 32px; }

/* ── 9. Hero Sections ──────────────────────────────────── */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding-top: var(--nav-h);
}
.hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  z-index: 0;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(20,20,20,0.88) 0%, rgba(30,30,30,0.65) 50%, rgba(0,0,0,0.4) 100%);
  z-index: 1;
}
.hero-content {
  position: relative;
  z-index: 2;
  color: var(--clr-white);
  max-width: 720px;
}
.hero-content .label { color: #FF6BA8; }
.hero-content .label::before { background: #FF6BA8; }
.hero-content h1 { color: var(--clr-white); margin-bottom: 24px; }
.hero-content p { color: rgba(255,255,255,0.82); font-size: 1.125rem; margin-bottom: 36px; max-width: 560px; }
.hero-badges { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 36px; }
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  background: rgba(255,255,255,0.12);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: var(--radius-full);
  font-size: 0.82rem;
  font-weight: 600;
  color: rgba(255,255,255,0.9);
}
.hero-badge::before {
  content: '';
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--clr-green);
  flex-shrink: 0;
}

/* Page Hero (shorter) */
.page-hero {
  position: relative;
  padding: calc(var(--nav-h) + 80px) 0 80px;
  background: var(--clr-dark);
  overflow: hidden;
  color: var(--clr-white);
}
.page-hero h1 { color: var(--clr-white); }
.page-hero p { color: rgba(255,255,255,0.7); max-width: 600px; }
.page-hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0.2;
}
.page-hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to right, rgba(20,20,20,0.95) 50%, rgba(20,20,20,0.7));
}
.page-hero-content { position: relative; z-index: 2; }
.page-hero .label { color: #FF6BA8; }
.page-hero .label::before { background: #FF6BA8; }
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  color: rgba(255,255,255,0.5);
  margin-bottom: 24px;
}
.breadcrumb a { color: rgba(255,255,255,0.5); }
.breadcrumb a:hover { color: var(--clr-white); }
.breadcrumb .sep { font-size: 0.7rem; }
.breadcrumb .current { color: rgba(255,255,255,0.85); }

/* Hero decorative hex grid */
.hero-hex-grid {
  position: absolute;
  right: -60px;
  top: 50%;
  transform: translateY(-50%);
  width: 420px;
  height: 420px;
  opacity: 0.06;
  z-index: 1;
}
.hero-hex-grid svg { width: 100%; height: 100%; }

/* ── 10. Stats ─────────────────────────────────────────── */
.stats-bar {
  background: var(--clr-charcoal);
  padding: 48px 0;
}
.stats-bar .container {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
}
.stat-item {
  text-align: center;
  padding: 0 24px;
  border-right: 1px solid rgba(255,255,255,0.1);
}
.stat-item:last-child { border-right: none; }
.stat-number {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  color: var(--clr-white);
  line-height: 1;
  margin-bottom: 8px;
}
.stat-number span { color: var(--clr-magenta); }
.stat-label { font-size: 0.875rem; color: rgba(255,255,255,0.6); }

/* ── 11. Feature Grid ──────────────────────────────────── */
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2px; }
.feature-item {
  padding: 40px 32px;
  background: var(--clr-white);
  transition: background var(--trans);
  position: relative;
}
.feature-item:hover { background: var(--clr-gray-50); }
.feature-item::after {
  content: '';
  position: absolute;
  bottom: 0; left: 32px; right: 32px;
  height: 1px;
  background: var(--clr-border);
}
.feature-item:nth-last-child(-n+3)::after { display: none; }
.feature-icon {
  width: 48px; height: 48px;
  border-radius: 10px;
  background: rgba(204,26,101,0.08);
  display: flex; align-items: center; justify-content: center;
  color: var(--clr-magenta);
  margin-bottom: 20px;
}
.feature-icon svg { width: 22px; height: 22px; }
.feature-item h4 { font-size: 1.05rem; margin-bottom: 10px; }
.feature-item p { font-size: 0.875rem; }

/* ── 12. Solutions ─────────────────────────────────────── */
.solutions-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.solution-card {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  aspect-ratio: 4/3;
  cursor: pointer;
}
.solution-card-bg {
  position: absolute;
  inset: 0;
  background: var(--clr-charcoal);
  transition: transform var(--trans-slow);
}
.solution-card:hover .solution-card-bg { transform: scale(1.05); }
.solution-card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.85) 40%, rgba(0,0,0,0.2) 100%);
  z-index: 1;
}
.solution-card-content {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  z-index: 2;
  padding: 28px 24px;
  color: white;
}
.solution-card-icon {
  width: 40px; height: 40px;
  border-radius: 8px;
  background: rgba(204,26,101,0.2);
  border: 1px solid rgba(204,26,101,0.4);
  display: flex; align-items: center; justify-content: center;
  color: #FF8BBB;
  margin-bottom: 12px;
}
.solution-card-icon svg { width: 18px; height: 18px; }
.solution-card h3 { font-size: 1.1rem; color: white; margin-bottom: 6px; }
.solution-card p { font-size: 0.82rem; color: rgba(255,255,255,0.75); }

/* ── 13. Case Studies ──────────────────────────────────── */
.case-study-card {
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--clr-border);
  background: var(--clr-white);
  transition: all var(--trans-slow);
}
.case-study-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.case-study-img {
  height: 220px;
  background: var(--clr-gray-100);
  display: flex; align-items: center; justify-content: center;
  overflow: hidden;
  position: relative;
}
.case-study-img img { width: 100%; height: 100%; object-fit: cover; }
.case-badge {
  position: absolute;
  top: 14px; left: 14px;
  background: var(--clr-dark);
  color: white;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 4px 12px;
  border-radius: var(--radius-full);
}
.case-body { padding: 24px; }
.case-meta {
  display: flex;
  gap: 16px;
  margin-top: 16px;
  font-size: 0.82rem;
  color: var(--clr-gray-500);
}
.case-meta span { display: flex; align-items: center; gap: 5px; }
.case-meta svg { width: 13px; height: 13px; }

/* ── 14. Spec Tables ───────────────────────────────────── */
.spec-table {
  width: 100%;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--clr-border);
}
.spec-table tr:nth-child(even) { background: var(--clr-gray-50); }
.spec-table td {
  padding: 14px 20px;
  font-size: 0.875rem;
  border-bottom: 1px solid var(--clr-border);
  vertical-align: top;
}
.spec-table tr:last-child td { border-bottom: none; }
.spec-table td:first-child {
  font-weight: 600;
  color: var(--clr-dark);
  width: 40%;
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--clr-gray-500);
}
.spec-table td:last-child { color: var(--clr-gray-700); }

/* ── 15. Product Image Gallery ─────────────────────────── */
.img-gallery { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.img-placeholder {
  aspect-ratio: 4/3;
  background: var(--clr-gray-100);
  border-radius: var(--radius-sm);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  color: var(--clr-gray-300);
  font-size: 0.8rem;
  font-weight: 600;
  border: 2px dashed var(--clr-border);
  transition: all var(--trans);
  overflow: hidden;
  position: relative;
}
.img-placeholder img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: contain; padding: 16px; }
.img-placeholder:hover { border-color: var(--clr-magenta); }
.img-placeholder svg { width: 32px; height: 32px; }

/* ── 16. CTA Section ───────────────────────────────────── */
.cta-section {
  background: var(--clr-magenta);
  padding: 80px 0;
  position: relative;
  overflow: hidden;
}
.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}
.cta-section .container { position: relative; z-index: 1; }
.cta-section h2 { color: white; margin-bottom: 16px; }
.cta-section p { color: rgba(255,255,255,0.85); margin-bottom: 36px; max-width: 560px; text-align: center; margin-left: auto; margin-right: auto; }

/* ── 17. Partner Strip ─────────────────────────────────── */
.partner-strip {
  padding: 40px 0;
  border-top: 1px solid var(--clr-border);
  border-bottom: 1px solid var(--clr-border);
}
.partner-strip .label { justify-content: center; }
.market-badges { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; margin-top: 32px; }
.market-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--clr-gray-700);
  transition: all var(--trans);
  cursor: default;
}
.market-badge .flag { font-size: 1.2rem; }
.market-badge:hover { border-color: var(--clr-magenta); color: var(--clr-magenta); }
.market-badge.active { border-color: var(--clr-magenta); color: var(--clr-magenta); background: rgba(204,26,101,0.04); }

/* ── 18. Contact Form ──────────────────────────────────── */
.form-group { margin-bottom: 20px; }
.form-group label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--clr-dark);
  margin-bottom: 8px;
}
.form-control {
  width: 100%;
  padding: 12px 16px;
  border: 1.5px solid var(--clr-border);
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  color: var(--clr-dark);
  background: var(--clr-white);
  transition: border-color var(--trans);
  outline: none;
}
.form-control:focus { border-color: var(--clr-magenta); box-shadow: 0 0 0 3px rgba(204,26,101,0.1); }
.form-control::placeholder { color: var(--clr-gray-300); }
textarea.form-control { resize: vertical; min-height: 140px; }
select.form-control { appearance: none; cursor: pointer; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }

/* ── 19. Comparison Table ──────────────────────────────── */
.compare-table {
  width: 100%;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--clr-border);
}
.compare-table th {
  padding: 18px 24px;
  text-align: left;
  font-family: var(--font-display);
  font-size: 0.875rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  background: var(--clr-dark);
  color: white;
}
.compare-table th.highlight { background: var(--clr-magenta); }
.compare-table td {
  padding: 14px 24px;
  font-size: 0.875rem;
  color: var(--clr-gray-700);
  border-bottom: 1px solid var(--clr-border);
  vertical-align: middle;
}
.compare-table tr:last-child td { border-bottom: none; }
.compare-table td:first-child { font-weight: 600; color: var(--clr-dark); font-size: 0.82rem; }
.compare-table td.highlight-cell { background: rgba(204,26,101,0.04); font-weight: 600; color: var(--clr-magenta); }
.compare-table .check { color: var(--clr-green); font-size: 1.1rem; }
.compare-table .cross { color: #EF4444; }
.compare-table tbody tr:hover td { background: var(--clr-gray-50); }

/* ── 20. Benefit Blocks ────────────────────────────────── */
.benefit-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.benefit-split.reverse .benefit-img { order: -1; }
.benefit-img {
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4/3;
  background: var(--clr-gray-100);
}
.benefit-img img { width: 100%; height: 100%; object-fit: cover; display: block; }
.benefit-content .label { display: inline-flex; }
.benefit-list { margin-top: 28px; display: flex; flex-direction: column; gap: 16px; }
.benefit-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}
.benefit-item-icon {
  width: 36px; height: 36px;
  border-radius: 8px;
  background: rgba(204,26,101,0.08);
  display: flex; align-items: center; justify-content: center;
  color: var(--clr-magenta);
  flex-shrink: 0;
}
.benefit-item-icon svg { width: 16px; height: 16px; }
.benefit-item-text h5 { font-size: 0.95rem; margin-bottom: 4px; }
.benefit-item-text p { font-size: 0.85rem; }

/* ── 21. Process Steps ─────────────────────────────────── */
.process-steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; position: relative; }
.process-steps::before {
  content: '';
  position: absolute;
  top: 28px; left: 60px; right: 60px;
  height: 2px;
  background: var(--clr-border);
}
.process-step { text-align: center; padding: 0 20px; }
.step-num {
  width: 56px; height: 56px;
  border-radius: 50%;
  background: var(--clr-white);
  border: 2px solid var(--clr-border);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--clr-gray-500);
  margin: 0 auto 20px;
  position: relative;
  z-index: 1;
  transition: all var(--trans);
}
.process-step.active .step-num {
  background: var(--clr-magenta);
  border-color: var(--clr-magenta);
  color: white;
}
.process-step h4 { font-size: 0.95rem; margin-bottom: 8px; }
.process-step p { font-size: 0.82rem; }

/* ── 22. Team Namecard ─────────────────────────────────── */
.namecard-page {
  min-height: 100vh;
  background: linear-gradient(135deg, #0f0f0f 0%, #1a1a2e 50%, #0f0f0f 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}
.namecard {
  width: 100%;
  max-width: 390px;
  background: var(--clr-white);
  border-radius: 24px;
  overflow: hidden;
  box-shadow: 0 40px 80px rgba(0,0,0,0.5);
}
.namecard-header {
  background: linear-gradient(135deg, var(--clr-dark) 0%, var(--clr-charcoal) 100%);
  padding: 48px 32px 32px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.namecard-header::before {
  content: '';
  position: absolute;
  top: -40px; right: -40px;
  width: 160px; height: 160px;
  border-radius: 50%;
  background: rgba(204,26,101,0.15);
}
.namecard-header::after {
  content: '';
  position: absolute;
  bottom: -30px; left: -30px;
  width: 120px; height: 120px;
  border-radius: 50%;
  background: rgba(204,26,101,0.1);
}
.namecard-avatar {
  width: 88px; height: 88px;
  border-radius: 50%;
  border: 3px solid var(--clr-magenta);
  background: var(--clr-charcoal);
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 16px;
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  color: var(--clr-white);
  position: relative;
  z-index: 1;
  overflow: hidden;
}
.namecard-avatar img { width: 100%; height: 100%; object-fit: cover; }
.namecard-logo { margin: 0 auto 20px; display: flex; justify-content: center; position: relative; z-index: 1; }
.namecard-logo img { height: 32px; filter: brightness(10); }
.namecard-name {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--clr-white);
  position: relative; z-index: 1;
  margin-bottom: 4px;
}
.namecard-name-cn {
  font-size: 1rem;
  color: rgba(255,255,255,0.6);
  position: relative; z-index: 1;
  margin-bottom: 8px;
}
.namecard-title {
  display: inline-block;
  padding: 4px 14px;
  background: rgba(204,26,101,0.2);
  border: 1px solid rgba(204,26,101,0.4);
  border-radius: var(--radius-full);
  font-size: 0.82rem;
  font-weight: 600;
  color: #FF8BBB;
  position: relative; z-index: 1;
}
.namecard-company {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.5);
  margin-top: 8px;
  position: relative; z-index: 1;
}
.namecard-body { padding: 28px 28px 8px; }
.namecard-contact-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 0;
  border-bottom: 1px solid var(--clr-border);
}
.namecard-contact-item:last-child { border-bottom: none; }
.namecard-contact-icon {
  width: 40px; height: 40px;
  border-radius: 10px;
  background: rgba(204,26,101,0.08);
  display: flex; align-items: center; justify-content: center;
  color: var(--clr-magenta);
  flex-shrink: 0;
}
.namecard-contact-icon svg { width: 18px; height: 18px; }
.namecard-contact-label { font-size: 0.72rem; color: var(--clr-gray-300); font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase; margin-bottom: 2px; }
.namecard-contact-value { font-size: 0.9rem; font-weight: 600; color: var(--clr-dark); }
.namecard-contact-value a { color: var(--clr-dark); }
.namecard-contact-value a:hover { color: var(--clr-magenta); }
.namecard-qr { padding: 24px 28px 28px; text-align: center; }
.namecard-qr canvas { margin: 0 auto 12px; border-radius: 12px; border: 6px solid white; box-shadow: var(--shadow-sm); }
.namecard-qr p { font-size: 0.78rem; color: var(--clr-gray-300); }
.namecard-actions { padding: 0 28px 28px; display: flex; flex-direction: column; gap: 10px; }
.namecard-actions a {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px;
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  font-weight: 600;
  text-align: center;
  transition: all var(--trans);
}
.namecard-actions .btn-call { background: var(--clr-magenta); color: white; }
.namecard-actions .btn-call:hover { background: var(--clr-magenta-h); }
.namecard-actions .btn-email { background: var(--clr-gray-100); color: var(--clr-dark); }
.namecard-actions .btn-email:hover { background: var(--clr-border); }

/* ── 23. Two-Col Split Layout (product detail) ─────────── */
.product-detail-hero {
  padding: calc(var(--nav-h) + 64px) 0 64px;
  background: var(--clr-dark);
}
.product-detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.product-detail-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 1;
  background: rgba(255,255,255,0.05);
  display: flex; align-items: center; justify-content: center;
}
.product-detail-image img { width: 100%; height: 100%; object-fit: contain; padding: 40px; }
.product-detail-content h1 { color: white; font-size: clamp(1.75rem, 3vw, 2.5rem); margin-bottom: 16px; }
.product-detail-content .label { color: #FF6BA8; }
.product-detail-content .label::before { background: #FF6BA8; }
.product-detail-content > p { color: rgba(255,255,255,0.75); margin-bottom: 32px; }
.product-highlights { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 32px; }
.product-highlight {
  padding: 8px 16px;
  border-radius: var(--radius-full);
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.12);
  font-size: 0.82rem;
  font-weight: 600;
  color: rgba(255,255,255,0.85);
}
.product-highlight.accent { background: rgba(204,26,101,0.2); border-color: rgba(204,26,101,0.4); color: #FF8BBB; }

/* ── 24. Accordion / FAQ ───────────────────────────────── */
.accordion-item { border-bottom: 1px solid var(--clr-border); }
.accordion-q {
  width: 100%;
  text-align: left;
  padding: 20px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  color: var(--clr-dark);
  cursor: pointer;
  background: none;
  border: none;
}
.accordion-q svg { width: 20px; height: 20px; flex-shrink: 0; color: var(--clr-magenta); transition: transform var(--trans); }
.accordion-item.open .accordion-q svg { transform: rotate(45deg); }
.accordion-a { display: none; padding: 0 0 20px; color: var(--clr-gray-700); font-size: 0.9rem; line-height: 1.8; }
.accordion-item.open .accordion-a { display: block; }

/* ── 25. Utilities ─────────────────────────────────────── */
.mt-0 { margin-top: 0; } .mt-8 { margin-top: 8px; } .mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; } .mt-32 { margin-top: 32px; } .mt-48 { margin-top: 48px; }
.mb-0 { margin-bottom: 0; } .mb-8 { margin-bottom: 8px; } .mb-16 { margin-bottom: 16px; }
.mb-24 { margin-bottom: 24px; } .mb-32 { margin-bottom: 32px; } .mb-48 { margin-bottom: 48px; }
.text-magenta { color: var(--clr-magenta); }
.text-white  { color: var(--clr-white); }
.text-gray   { color: var(--clr-gray-500); }
.text-green  { color: var(--clr-green); }
.fw-bold { font-weight: 700; }
.fw-600  { font-weight: 600; }

/* ── 26. Animations ────────────────────────────────────── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}
@keyframes slideRight {
  from { opacity: 0; transform: translateX(-24px); }
  to   { opacity: 1; transform: translateX(0); }
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0.5; }
}
@keyframes spin { to { transform: rotate(360deg); } }

.animate-fadeUp    { animation: fadeUp    0.6s ease both; }
.animate-fadeIn    { animation: fadeIn    0.6s ease both; }
.animate-slideRight { animation: slideRight 0.6s ease both; }

[data-animate] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
[data-animate].visible {
  opacity: 1;
  transform: translateY(0);
}
[data-animate][data-delay="1"] { transition-delay: 0.1s; }
[data-animate][data-delay="2"] { transition-delay: 0.2s; }
[data-animate][data-delay="3"] { transition-delay: 0.3s; }
[data-animate][data-delay="4"] { transition-delay: 0.4s; }
[data-animate][data-delay="5"] { transition-delay: 0.5s; }
[data-animate][data-delay="6"] { transition-delay: 0.6s; }

/* ── 27. Decorative SVG Hex ────────────────────────────── */
.bg-hex-pattern {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='56' height='56'%3E%3Cpolygon points='28,2 52,16 52,40 28,54 4,40 4,16' fill='none' stroke='%23e0e0e0' stroke-width='1'/%3E%3C/svg%3E");
  background-size: 56px 56px;
}
.bg-dots {
  background-image: radial-gradient(var(--clr-border) 1px, transparent 1px);
  background-size: 24px 24px;
}

/* ── 28. Responsive ────────────────────────────────────── */
@media (max-width: 1024px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 40px; }
  .benefit-split { gap: 48px; }
  .stats-bar .container { grid-template-columns: repeat(2, 1fr); gap: 0; }
  .stat-item:nth-child(2) { border-right: none; }
  .stat-item:nth-child(3) { border-right: 1px solid rgba(255,255,255,0.1); border-top: 1px solid rgba(255,255,255,0.1); }
  .stat-item:nth-child(4) { border-right: none; border-top: 1px solid rgba(255,255,255,0.1); }
  .stat-item { padding: 24px; }
  .solutions-grid { grid-template-columns: repeat(2, 1fr); }
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .process-steps { grid-template-columns: repeat(2, 1fr); gap: 40px; }
  .process-steps::before { display: none; }
  .product-detail-grid { grid-template-columns: 1fr; gap: 40px; }
}

@media (max-width: 768px) {
  :root { --nav-h: 68px; }
  .section { padding: 72px 0; }
  .section-lg { padding: 96px 0; }
  .section-header { margin-bottom: 40px; }
  .nav-menu, .nav-actions .btn { display: none; }
  .nav-toggle { display: flex; }
  .grid-2 { grid-template-columns: 1fr; }
  .grid-3 { grid-template-columns: 1fr; }
  .grid-4 { grid-template-columns: 1fr; }
  .benefit-split { grid-template-columns: 1fr; gap: 40px; }
  .benefit-split.reverse .benefit-img { order: 0; }
  .solutions-grid { grid-template-columns: 1fr; }
  .feature-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .img-gallery { grid-template-columns: 1fr 1fr; }
  .compare-table { font-size: 0.8rem; }
  .compare-table td, .compare-table th { padding: 10px 14px; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .footer-bottom-links { flex-wrap: wrap; justify-content: center; gap: 16px; }
  .stat-item { border-right: none; border-bottom: 1px solid rgba(255,255,255,0.1); }
  .stat-item:last-child { border-bottom: none; }
}

@media (max-width: 480px) {
  h1 { font-size: 2rem; }
  h2 { font-size: 1.6rem; }
  .hero-badges { gap: 8px; }
  .hero-badge { font-size: 0.75rem; padding: 5px 12px; }
  .btn-group { flex-direction: column; align-items: flex-start; }
  .img-gallery { grid-template-columns: 1fr; }
  .btn-lg { padding: 14px 28px; font-size: 0.95rem; }
}

/* ── 29. Print / Accessibility ─────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
  [data-animate] { opacity: 1; transform: none; }
}
:focus-visible { outline: 2px solid var(--clr-magenta); outline-offset: 3px; }