/* ============================================================================
   DELTA PRIMA METERING — Complete Redesign Stylesheet
   Design: Modern Fintech/SaaS (from reference images)
   Fonts: Inter (sans) + Playfair Display (serif)
   ============================================================================ */

:root {
  --clr-primary: #e51a1a;
  --clr-primary-dark: #b81414;
  --clr-primary-light: #ff4d4d;
  --clr-primary-bg: rgba(229, 26, 26, 0.05);
  --clr-primary-border: rgba(229, 26, 26, 0.15);
  
  --clr-black: #111111;
  --clr-white: #FFFFFF;
  --clr-bg: #FFFFFF;
  --clr-bg-alt: #F9F9F9;
  --clr-bg-dark: #111111;
  
  --clr-text: #111111;
  --clr-text-body: #4A4A4A;
  --clr-text-light: #8E8E8E;
  --clr-text-muted: #8E8E8E;
  
  --clr-border: #E5E5E5;
  --clr-border-light: #F0F0F0;
  
  --clr-success: #10B981;
  --clr-warning: #F59E0B;
  --clr-error: #EF4444;
  
  --font-sans: 'Inter', 'Sora', 'Segoe UI', sans-serif;
  
  --radius-sm: 2px;
  --radius-md: 4px;
  --radius-lg: 6px;
  --radius-xl: 8px;
  --radius-2xl: 12px;
  --radius-3xl: 16px;
  --radius-pill: 4px;
  
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.05);
  --shadow-lg: 0 10px 25px rgba(0,0,0,0.05);
  --shadow-xl: 0 20px 40px rgba(0,0,0,0.08);
  --shadow-card: none;
  --shadow-card-hover: 0 10px 30px rgba(0,0,0,0.05);
  
  --transition: 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-slow: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2rem;
  --space-xl: 3rem;
  --space-2xl: 4rem;
  --space-3xl: 5rem;
  --space-4xl: 6rem;
  
  --header-h: 80px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; -webkit-text-size-adjust: 100%; }

body {
  font-family: 'Sora', 'Inter', sans-serif;
  background: var(--clr-white);
  color: var(--clr-text);
  line-height: 1.65;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--clr-primary); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--clr-primary-dark); }
ul, ol { list-style: none; }

h1, h2, h3, h4, h5, h6 {
  font-family: 'Sora', 'Inter', sans-serif;
  font-weight: 500;
  line-height: 1.15;
  color: var(--clr-black);
  margin-bottom: var(--space-md);
}
h1 { font-size: clamp(2.5rem, 5vw, 4rem); letter-spacing: -0.03em; font-weight: 500; }
h2 { font-size: clamp(1.875rem, 3.5vw, 3rem); letter-spacing: -0.02em; font-weight: 500; }
h3 { font-size: clamp(1.5rem, 2.5vw, 2.25rem); letter-spacing: -0.01em; font-weight: 500; }
h4 { font-size: clamp(1.25rem, 2vw, 1.75rem); }
p { margin-bottom: var(--space-sm); color: var(--clr-text-body); font-size: 1rem; line-height: 1.7; }
p:last-child { margin-bottom: 0; }

.container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 var(--space-lg); }
.section { padding: var(--space-4xl) 0; }
.section-sm { padding: var(--space-3xl) 0; }

.section-header { text-align: center; margin-bottom: var(--space-2xl); }
.section-header h2 { max-width: 720px; margin: 0 auto var(--space-sm); font-weight: 500; }
.section-header p { max-width: 560px; margin: 0 auto; font-size: 1.1rem; }

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: 'Sora', 'Inter', sans-serif;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--clr-primary);
  margin-bottom: var(--space-sm);
}
.section-label::before {
  content: '';
  display: inline-block;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--clr-primary);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.75rem;
  font-family: 'Sora', 'Inter', sans-serif;
  font-weight: 600;
  font-size: 0.9rem;
  border: none;
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
  white-space: nowrap;
}
.btn-lg { padding: 1rem 2.25rem; font-size: 1rem; }
.btn-sm { padding: 0.5rem 1.25rem; font-size: 0.8rem; }
.btn-primary { background: var(--clr-primary); color: var(--clr-white); box-shadow: var(--shadow-sm); }
.btn-primary:hover { background: var(--clr-primary-dark); color: var(--clr-white); transform: translateY(-2px); box-shadow: var(--shadow-md); }
.btn-secondary { background: transparent; color: var(--clr-primary); border: 2px solid var(--clr-primary); }
.btn-secondary:hover { background: var(--clr-primary-bg); transform: translateY(-2px); }
.btn-outline { background: transparent; color: var(--clr-black); border: 2px solid var(--clr-border); }
.btn-outline:hover { border-color: var(--clr-black); background: rgba(0,0,0,0.03); transform: translateY(-2px); }
.btn-dark { background: var(--clr-black); color: var(--clr-white); border: 2px solid var(--clr-black); }
.btn-dark:hover { background: var(--clr-bg-dark); transform: translateY(-2px); box-shadow: var(--shadow-md); }

.card {
  background: var(--clr-white);
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-card);
  transition: all var(--transition);
  overflow: hidden;
}
.card:hover { box-shadow: var(--shadow-card-hover); transform: translateY(-4px); }
.card-body { padding: var(--space-lg); }
.card-title { font-family: 'Sora', 'Inter', sans-serif; font-size: 1.35rem; font-weight: 600; color: var(--clr-black); margin-bottom: var(--space-sm); }

.pill {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.35rem 0.85rem;
  font-family: 'Sora', 'Inter', sans-serif;
  font-size: 0.78rem;
  font-weight: 600;
  border-radius: var(--radius-pill);
  background: var(--clr-primary-bg);
  color: var(--clr-primary);
  border: 1px solid var(--clr-primary-border);
}

.form-group { margin-bottom: var(--space-md); }
.form-group label { display: block; font-size: 0.875rem; font-weight: 600; color: var(--clr-black); margin-bottom: 0.4rem; }
.input-wrapper { position: relative; display: flex; align-items: center; }
.input-wrapper .input-icon { position: absolute; left: 1rem; color: var(--clr-text-light); pointer-events: none; flex-shrink: 0; }
input, select, textarea {
  width: 100%;
  padding: 0.75rem 1rem 0.75rem 2.75rem;
  font-family: 'Sora', 'Inter', sans-serif;
  font-size: 0.95rem;
  background: var(--clr-white);
  border: 1.5px solid var(--clr-border);
  border-radius: var(--radius-lg);
  color: var(--clr-text);
  transition: var(--transition);
}
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--clr-primary);
  box-shadow: 0 0 0 3px rgba(0,85,255,0.12);
}
textarea { padding-top: 0.85rem; min-height: 120px; resize: vertical; }
.required { color: var(--clr-error); }

.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-lg); }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-lg); }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-lg); }
.grid-auto { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: var(--space-lg); }

.split-layout { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-3xl); align-items: center; }

.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-lg); padding: var(--space-xl) 0; }
.stat-item { text-align: center; }
.stat-number { font-family: 'Sora', 'Inter', sans-serif; font-size: clamp(2.5rem, 4vw, 3.5rem); font-weight: 800; color: var(--clr-black); line-height: 1; margin-bottom: 0.35rem; }
.stat-label { font-size: 0.9rem; color: var(--clr-text-body); font-weight: 500; }

.logo-cloud {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: var(--space-xl);
  padding: var(--space-xl) 0;
  opacity: 0.7;
}
.logo-cloud img { height: 32px; width: auto; filter: grayscale(1); transition: var(--transition); }
.logo-cloud img:hover { filter: grayscale(0); opacity: 1; }

.bento-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-lg); }
.bento-card { border-radius: var(--radius-2xl); overflow: hidden; position: relative; background: var(--clr-white); box-shadow: var(--shadow-card); transition: var(--transition); }
.bento-card:hover { box-shadow: var(--shadow-card-hover); transform: translateY(-2px); }
.bento-card-wide { grid-column: 1 / -1; }
.bento-card-blue { background: linear-gradient(135deg, var(--clr-primary) 0%, #0044CC 100%); color: var(--clr-white); padding: var(--space-xl); border-radius: var(--radius-2xl); position: relative; overflow: hidden; }
.bento-card-blue * { color: var(--clr-white); }
.bento-card-image { background-size: cover; background-position: center; position: relative; min-height: 250px; border-radius: var(--radius-2xl); overflow: hidden; }

.feature-item { display: flex; gap: var(--space-md); padding: var(--space-md); border-radius: var(--radius-xl); transition: var(--transition); }
.feature-item:hover { background: var(--clr-bg-alt); }
.feature-icon { flex-shrink: 0; width: 48px; height: 48px; display: flex; align-items: center; justify-content: center; border-radius: var(--radius-lg); background: var(--clr-primary-bg); color: var(--clr-primary); }
.feature-icon svg { width: 24px; height: 24px; }
.feature-text h4 { font-family: 'Sora', 'Inter', sans-serif; font-weight: 700; font-size: 1.05rem; color: var(--clr-black); margin-bottom: 0.3rem; }
.feature-text p { font-size: 0.92rem; }

.learn-more { display: inline-flex; align-items: center; gap: 0.4rem; font-weight: 600; font-size: 0.9rem; color: var(--clr-primary); }
.learn-more svg { transition: var(--transition); }
.learn-more:hover svg { transform: translateX(4px); }

.testimonial { text-align: center; padding: var(--space-2xl); max-width: 700px; margin: 0 auto; }
.testimonial blockquote { font-family: 'Sora', 'Inter', sans-serif; font-size: clamp(1.25rem, 2vw, 1.65rem); font-weight: 500; line-height: 1.6; color: var(--clr-black); margin-bottom: var(--space-lg); font-style: italic; }
.testimonial blockquote::before { content: '\201C'; }
.testimonial blockquote::after { content: '\201D'; }
.testimonial-author { display: flex; align-items: center; justify-content: center; gap: var(--space-sm); }
.testimonial-author img { width: 48px; height: 48px; border-radius: 50%; object-fit: cover; }
.testimonial-author-info { text-align: left; }
.testimonial-author-name { font-weight: 700; color: var(--clr-black); }
.testimonial-author-role { font-size: 0.85rem; color: var(--clr-text-body); }

.hero-section { position: relative; min-height: 85vh; display: flex; align-items: center; background: var(--clr-bg); overflow: hidden; }
.hero-content { position: relative; z-index: 2; max-width: 600px; }
.hero-content h1 { font-size: clamp(2.5rem, 5vw, 4.25rem); margin-bottom: var(--space-md); }
.hero-content p { font-size: 1.1rem; color: var(--clr-text-body); margin-bottom: var(--space-lg); }
.hero-actions { display: flex; gap: var(--space-sm); flex-wrap: wrap; }
.hero-mockup { position: relative; width: 100%; max-width: 540px; border-radius: var(--radius-3xl); box-shadow: var(--shadow-xl); overflow: hidden; background: var(--clr-white); }
.hero-mockup-card { position: absolute; background: var(--clr-white); border-radius: var(--radius-xl); box-shadow: var(--shadow-lg); padding: var(--space-md); }
.hero-mockup-card.metric { top: -20px; right: -20px; text-align: center; min-width: 100px; }
.hero-mockup-card.metric strong { display: block; font-family: 'Sora', 'Inter', sans-serif; font-size: 1.75rem; color: var(--clr-primary); }

.page-hero {
  padding: 6rem 0;
  position: relative;
  overflow: hidden;
  background-size: cover;
  background-position: center 35%;
}
.page-hero-overlay {
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: linear-gradient(to right, rgba(255, 255, 255, 1) 40%, rgba(255, 255, 255, 0.8) 60%, rgba(255, 255, 255, 0) 100%);
  z-index: 1;
}
@media (max-width: 768px) {
  .page-hero-overlay {
    background: rgba(255, 255, 255, 0.95);
  }
}

.cta-section { padding: var(--space-4xl) 0; text-align: center; background: var(--clr-black); color: var(--clr-white); }
.cta-section h2 { color: var(--clr-white); }
.cta-section p { color: rgba(255,255,255,0.7); max-width: 520px; margin: 0 auto var(--space-lg); }

.site-footer { background: var(--clr-black); color: rgba(255,255,255,0.7); padding: var(--space-3xl) 0 var(--space-lg); }
.site-footer h4 { font-family: 'Sora', 'Inter', sans-serif; font-weight: 700; font-size: 0.9rem; color: var(--clr-white); margin-bottom: var(--space-md); text-transform: uppercase; letter-spacing: 0.05em; }
.site-footer a { color: rgba(255,255,255,0.6); }
.site-footer a:hover { color: var(--clr-white); }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: var(--space-xl); margin-bottom: var(--space-2xl); }
.footer-brand p { font-size: 0.9rem; margin-top: var(--space-sm); }
.footer-links li { margin-bottom: 0.6rem; }
.footer-links a { font-size: 0.9rem; }
.footer-bottom { padding-top: var(--space-lg); border-top: 1px solid rgba(255,255,255,0.1); display: flex; justify-content: space-between; align-items: center; font-size: 0.85rem; }
.social-links { display: flex; gap: var(--space-sm); }
.social-links a { width: 36px; height: 36px; display: flex; align-items: center; justify-content: center; border-radius: 50%; background: rgba(255,255,255,0.1); transition: var(--transition); }
.social-links a:hover { background: var(--clr-primary); color: var(--clr-white); }

.site-header {
  position: sticky;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 0;
  border-bottom: 1px solid var(--clr-border);
  background: var(--clr-white);
  box-shadow: 0 1px 3px rgba(0,0,0,0.05);
  transition: var(--transition);
}
.site-header.scrolled {
  background: var(--clr-white);
  box-shadow: 0 2px 8px rgba(0,0,0,0.08);
}
.header-inner {
  max-width: 100%;
  padding: 0;
  margin: 0 auto;
  display: flex;
  align-items: stretch;
  justify-content: space-between;
  height: var(--header-h);
}
.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--font-sans);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--clr-black) !important;
  background: transparent;
  padding: 0 var(--space-lg);
  border-right: 1px solid var(--clr-border);
  text-decoration: none;
}
.logo img {
  height: 44px;
  width: auto;
}
.nav-links {
  display: flex;
  align-items: stretch;
  gap: 0;
  height: 100%;
}
.nav-links > li {
  display: flex;
  align-items: stretch;
  border-right: 1px solid var(--clr-border);
}
.nav-links > li > a {
  display: flex;
  align-items: center;
  padding: 0 var(--space-md);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--clr-text);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-radius: 0;
  transition: var(--transition);
}
.nav-links > li > a:hover, .nav-links > li > a.active {
  color: var(--clr-primary);
  background: var(--clr-bg-alt);
}
.nav-cta {
  background: var(--clr-primary) !important;
  color: var(--clr-white) !important;
  height: 100%;
  display: flex !important;
  align-items: center;
  padding: 0 var(--space-lg) !important;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-radius: 0 !important;
  margin-left: 0 !important;
}
.nav-cta:hover {
  background: var(--clr-primary-dark) !important;
}
.menu-toggle {
  display: none;
  align-self: center;
  margin-right: var(--space-md);
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 28px;
  height: 28px;
  background: none;
  border: none;
  cursor: pointer;
}
.menu-toggle span { display: block; width: 100%; height: 2px; background: var(--clr-black); border-radius: 2px; transition: var(--transition); }

@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .split-layout { grid-template-columns: 1fr; gap: var(--space-xl); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
}

/* Tablet nav: shrink font */
@media (min-width: 769px) and (max-width: 1024px) {
  .nav-links > li > a { font-size: 0.78rem; padding: 0.4rem 0.6rem; }
  .logo span { font-size: 1.1rem; }
  .logo img { height: 32px; }
}
@media (max-width: 768px) {
  .mobile-menu-overlay { display: block !important; }
}
@media (max-width: 768px) {
  .nav-links { display: none; }
  .menu-toggle { display: flex; }
  .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .bento-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: var(--space-lg); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: var(--space-md); }
  .hero-section { min-height: auto; padding: 6rem 0 3rem; }
  .page-hero { padding: 6rem 0 2rem; }
  .section { padding: var(--space-3xl) 0; }
  .logo-cloud { gap: var(--space-md); }
  .logo-cloud img { height: 24px; }
  .footer-bottom { flex-direction: column; gap: var(--space-sm); text-align: center; }
  .container { padding: 0 var(--space-md); }
}
@media (max-width: 480px) {
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .stat-number { font-size: 2rem; }
  .hero-actions { flex-direction: column; }
  .btn { width: 100%; }
}

/* ============================================================================
   Red & Charcoal Redesign Utility Classes
   ============================================================================ */

.display-headline {
  font-family: var(--font-sans);
  font-size: clamp(3rem, 8vw, 6.5rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 0.9;
  text-transform: uppercase;
  color: var(--clr-black);
}

.hero-wordmark {
  position: absolute;
  top: 10%;
  left: 0;
  right: 0;
  font-family: var(--font-sans);
  font-size: clamp(5rem, 16vw, 14rem);
  font-weight: 900;
  text-transform: uppercase;
  color: rgba(229, 26, 26, 0.03);
  letter-spacing: -0.05em;
  line-height: 0.8;
  z-index: 0;
  pointer-events: none;
  text-align: center;
  user-select: none;
}

.logo-cloud-band {
  background: var(--clr-primary);
  width: 100vw;
  position: relative;
  left: 50%;
  right: 50%;
  margin-left: -50vw;
  margin-right: -50vw;
  padding: 2rem 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: var(--space-xl);
  overflow: hidden;
  border-top: 1px solid rgba(255,255,255,0.1);
  border-bottom: 1px solid rgba(255,255,255,0.1);
  z-index: 5;
}
.logo-cloud-band img {
  height: 38px;
  width: auto;
  filter: brightness(0) invert(1);
  opacity: 0.95;
  transition: var(--transition);
}
.logo-cloud-band img:hover {
  opacity: 1;
  transform: scale(1.05);
}

.border-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--clr-border);
  border-left: 1px solid var(--clr-border);
  margin-top: var(--space-xl);
}
.border-grid-2 {
  grid-template-columns: repeat(2, 1fr);
}
.border-grid-4 {
  grid-template-columns: repeat(4, 1fr);
}
.border-grid-5 {
  grid-template-columns: repeat(5, 1fr);
}

.border-grid-item {
  border-bottom: 1px solid var(--clr-border);
  border-right: 1px solid var(--clr-border);
  padding: var(--space-xl) var(--space-lg);
  position: relative;
  background: var(--clr-white);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
}
.border-grid-item:hover {
  background: var(--clr-primary);
}
.border-grid-item:hover .border-grid-number {
  color: var(--clr-white);
}
.border-grid-item:hover .border-grid-body h3 {
  color: var(--clr-white);
}
.border-grid-item:hover .border-grid-body p {
  color: rgba(255, 255, 255, 0.9);
}
.border-grid-item:hover .btn-arrow-sq {
  background: var(--clr-white);
  color: var(--clr-primary) !important;
}
.border-grid-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: var(--space-md);
}
.border-grid-number {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--clr-primary);
  letter-spacing: 0.1em;
  transition: color var(--transition);
}
.border-grid-body h3 {
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: var(--space-sm);
  color: var(--clr-black);
  transition: color var(--transition);
}
.border-grid-body p {
  color: var(--clr-text-body);
  font-size: 0.95rem;
  line-height: 1.6;
  transition: color var(--transition);
}

.btn-arrow-sq {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: var(--clr-primary);
  color: var(--clr-white) !important;
  font-size: 1.1rem;
  font-weight: bold;
  border-radius: var(--radius-sm);
  transition: var(--transition);
  text-decoration: none;
  cursor: pointer;
  border: none;
}
.btn-arrow-sq:hover {
  background: var(--clr-black);
  color: var(--clr-white) !important;
}

@media (max-width: 991px) {
  .border-grid, .border-grid-2, .border-grid-4, .border-grid-5 {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 768px) {
  .border-grid, .border-grid-2, .border-grid-4, .border-grid-5 {
    grid-template-columns: 1fr;
  }
}

/* Product Grid Redesign */
.product-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  margin-top: var(--space-xl);
}
.product-grid-item {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  padding: 0 var(--space-md) var(--space-lg) 0;
  border-right: 1px solid var(--clr-border);
}
.product-grid-item:not(:first-child):not(:last-child) {
  padding: 0 var(--space-md) var(--space-lg) var(--space-md);
}
.product-grid-item:last-child {
  padding: 0 0 var(--space-lg) var(--space-md);
  border-right: none;
}
.product-grid-img-wrapper {
  position: relative;
  width: 100%;
  padding-top: 100%;
  overflow: hidden;
  border-radius: var(--radius-sm);
}
.product-grid-img-wrapper img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition);
}
.product-grid-item:hover .product-grid-img-wrapper img {
  transform: scale(1.04);
}
@media (max-width: 991px) {
  .product-grid {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }
  .product-grid-item, .product-grid-item:not(:first-child):not(:last-child), .product-grid-item:last-child {
    padding: 0 0 var(--space-lg) 0;
    border-right: none;
    border-bottom: 1px solid var(--clr-border);
  }
  .product-grid-item:last-child {
    border-bottom: none;
  }
}

/* ============================================================================
   Redesigned Advanced Measurement Standards Section
   ============================================================================ */

.adv-standards-section {
  background-color: #FAF8F5; /* Warm off-white from the reference image */
  display: grid;
  grid-template-columns: 1.25fr 0.75fr;
  align-items: stretch;
  border-radius: var(--radius-sm);
  overflow: hidden;
  margin-bottom: var(--space-xl);
  margin-top: 2rem;
  box-shadow: 0 10px 40px rgba(0,0,0,0.03);
  border: 1px solid rgba(0, 0, 0, 0.05);
  position: relative;
}

.adv-standards-left {
  padding: 4.5rem var(--space-2xl) 4.5rem var(--space-xl);
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 1.5rem;
  position: relative;
  z-index: 5;
}

.adv-standards-header .section-label {
  margin-bottom: 0.5rem;
}

.adv-standards-header h2 {
  font-family: var(--font-sans);
  font-size: clamp(2rem, 4.5vw, 3.4rem);
  font-weight: 800;
  line-height: 1.0;
  text-transform: uppercase;
  letter-spacing: -0.03em;
  color: #111;
  margin: 0.5rem 0 0 0;
}

.adv-standards-left p {
  font-family: var(--font-sans);
  font-size: 0.95rem;
  line-height: 1.7;
  color: #555;
  margin: 0;
}

.adv-standards-left p strong {
  color: #111;
  font-weight: 700;
}

.adv-standards-list {
  display: flex;
  flex-direction: column;
  border-top: 1px solid rgba(0, 0, 0, 0.1);
  margin-top: 0.5rem;
}

.adv-standards-item {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  padding: 1.1rem 0;
  border-bottom: 1px solid rgba(0, 0, 0, 0.1);
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #222;
  transition: transform var(--transition);
}

.adv-standards-item:hover {
  transform: translateX(6px);
}

.adv-standards-diamond {
  width: 8px;
  height: 8px;
  background-color: #E51A1A; /* Accent orange/red */
  transform: rotate(45deg);
  flex-shrink: 0;
}

.adv-standards-btn {
  align-self: flex-start;
  background-color: #E51A1A;
  color: var(--clr-white) !important;
  font-family: var(--font-sans);
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.9rem 1.6rem;
  border-radius: 0;
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  transition: all var(--transition);
  margin-top: 0.5rem;
}

.adv-standards-btn:hover {
  background-color: #111;
  color: var(--clr-white) !important;
  transform: translateY(-2px);
}

.adv-standards-right {
  position: relative;
  overflow: hidden;
  background-color: #111;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 450px;
}

/* Diagonal shape separator mask for right side of left panel to mimic the visual cut in the image */
.adv-standards-right::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: -20px;
  width: 40px;
  background-color: #FAF8F5;
  transform: skewX(-12deg);
  z-index: 4;
}

@media (max-width: 991px) {
  .adv-standards-right::before {
    display: none;
  }
}

.adv-standards-bg-img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(1) contrast(1.2) brightness(0.35);
  z-index: 1;
}

/* Grid overlay pattern */
.adv-standards-grid-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: 
    linear-gradient(rgba(255,255,255,0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.06) 1px, transparent 1px);
  background-size: 20px 20px;
  z-index: 2;
}

/* Centered Geometric Wireframe SVG wrapper */
.adv-standards-wireframe {
  position: relative;
  z-index: 3;
  width: 220px;
  height: 220px;
  color: rgba(255, 255, 255, 0.95);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0.9;
  filter: drop-shadow(0 0 10px rgba(255,255,255,0.1));
}

/* Responsive adjustments */
@media (max-width: 991px) {
  .adv-standards-section {
    grid-template-columns: 1fr;
  }
  .adv-standards-left {
    padding: 3.5rem var(--space-lg);
  }
  .adv-standards-right {
    min-height: 350px;
}

/* ============================================================================
   Redesigned Explore Smart Meters Grid & Cards
   ============================================================================ */

.smart-meter-category-title {
  font-family: var(--font-sans);
  font-size: 1.6rem;
  font-weight: 700;
  color: #111;
  border-bottom: 2px solid #E51A1A;
  padding-bottom: 0.5rem;
  margin-top: 3.5rem;
  margin-bottom: 2rem;
  display: inline-block;
}

.smart-meter-redesign-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2.2rem;
  margin-bottom: 4rem;
}

.smart-meter-redesign-card {
  background-color: #FAF8F5; /* Warm off-white card body background */
  border-radius: 24px;       /* Extremely round corner details */
  padding: 1.5rem;
  border: 1px solid rgba(0, 0, 0, 0.05);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.015);
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  transition: all var(--transition);
  text-decoration: none !important;
}

.smart-meter-redesign-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.05);
  border-color: rgba(0,0,0,0.1);
}

.smart-meter-redesign-img-wrapper {
  width: 100%;
  aspect-ratio: 16 / 10;
  border-radius: 16px;
  overflow: hidden;
  position: relative;
  background-color: #eee;
}

.smart-meter-redesign-img-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform var(--transition-slow);
}

.smart-meter-redesign-card:hover .smart-meter-redesign-img-wrapper img {
  transform: scale(1.05);
}

.smart-meter-redesign-content {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.smart-meter-redesign-model {
  font-family: var(--font-sans);
  font-size: 0.8rem;
  font-weight: 700;
  color: #E51A1A;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.smart-meter-redesign-card h3 {
  font-family: var(--font-sans);
  font-size: 1.4rem;
  font-weight: 700;
  color: #111;
  margin: 0;
}

.smart-meter-redesign-card p {
  font-family: var(--font-sans);
  font-size: 0.92rem;
  line-height: 1.6;
  color: #555;
  margin: 0;
}

.smart-meter-redesign-link {
  font-family: var(--font-sans);
  font-size: 0.88rem;
  font-weight: 700;
  color: #0055FF !important; /* Premium fintech blue link from attached image style */
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin-top: auto;
  text-decoration: none;
  transition: color var(--transition);
}

.smart-meter-redesign-link:hover {
  color: #0033aa !important;
}

.smart-meter-redesign-link svg {
  transition: transform var(--transition);
}

.smart-meter-redesign-card:hover .smart-meter-redesign-link svg {
  transform: translate(2px, -2px);
}

/* Form Submission Notifications & Loading States */
.form-message {
  padding: 1rem 1.25rem;
  border-radius: var(--radius-sm);
  margin-top: 1.5rem;
  font-size: 0.95rem;
  font-weight: 500;
  display: none;
  line-height: 1.5;
}
.form-message.success {
  display: block;
  background-color: #f0fdf4;
  color: #15803d;
  border: 1px solid #bbf7d0;
}
.form-message.error {
  display: block;
  background-color: #fef2f2;
  color: #b91c1c;
  border: 1px solid #fecaca;
}
.btn-loading {
  display: none;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}
.spinner {
  width: 18px;
  height: 18px;
  border: 2px solid rgba(255,255,255,0.3);
  border-radius: 50%;
  border-top-color: #fff;
  animation: spin 0.8s linear infinite;
}
@keyframes spin {
  to { transform: rotate(360deg); }
}