/* R & B Electrical — Industrial Precision design system */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=JetBrains+Mono:wght@500&display=swap');

:root {
  /* Surfaces */
  --surface:                #f9f9ff;
  --surface-dim:            #d3daef;
  --surface-lowest:         #ffffff;
  --surface-low:            #f1f3ff;
  --surface-container:      #e9edff;
  --surface-high:           #e1e8fd;
  --surface-highest:        #dce2f7;
  --slate-surface:          #f9fafb;
  --on-surface:             #141b2b;
  --on-surface-variant:     #434750;
  --outline:                #737781;
  --outline-variant:        #c3c6d1;

  /* Brand */
  --primary:                #00254d;
  --primary-container:      #003b73;
  --on-primary:             #ffffff;
  --on-primary-container:   #7fa7e5;
  --secondary:              #175ead;
  --secondary-container:    #72aafe;
  --on-secondary:           #ffffff;
  --on-secondary-container: #003d79;
  --tertiary:               #22262b;
  --tertiary-container:     #373c41;

  /* Accents */
  --safety-yellow:          #FACC15;
  --electric-blue:          #3B82F6;
  --error:                  #ba1a1a;

  /* Typography scale */
  --font-primary:    'Inter', sans-serif;
  --font-mono:       'JetBrains Mono', monospace;

  /* Radii — tight, engineered */
  --radius-sm:    0.125rem;
  --radius:       0.25rem;
  --radius-md:    0.375rem;
  --radius-lg:    0.5rem;

  /* Spacing */
  --container-max: 1280px;
  --gutter:        24px;

  /* Elevation */
  --shadow-hover:  0px 4px 20px rgba(0,0,0,0.05);
  --border:        1px solid var(--outline-variant);
  --border-primary: 1px solid var(--primary-container);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-primary);
  font-size: 16px;
  line-height: 24px;
  color: var(--on-surface);
  background: var(--surface-lowest);
}

a { color: var(--secondary); text-decoration: none; }
a:hover { color: var(--primary-container); }
img { max-width: 100%; display: block; }

/* ── CONTAINER ── */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

/* ── MONO LABEL ── */
.mono {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.05em;
  line-height: 16px;
}

/* ── CHIP / BADGE ── */
.chip {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 3px 10px;
  border-radius: var(--radius);
  border: 1px solid transparent;
}
.chip-primary { background: var(--surface-container); color: var(--primary-container); border-color: var(--surface-highest); }
.chip-secondary { background: var(--surface-low); color: var(--secondary); border-color: var(--outline-variant); }
.chip-yellow { background: rgba(250,204,21,0.15); color: #92400e; border-color: rgba(250,204,21,0.4); }

/* ── TOP BAR ── */
.top-bar {
  background: var(--primary);
  padding: 8px 0;
}
.top-bar .container {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  gap: 24px;
}
.top-bar a {
  color: var(--on-primary-container);
  font-size: 13px;
  display: flex;
  align-items: center;
  gap: 6px;
}
.top-bar a:hover { color: var(--on-primary); }

/* ── HEADER ── */
header {
  background: var(--surface-lowest);
  border-bottom: 1px solid var(--outline-variant);
  position: sticky;
  top: 0;
  z-index: 100;
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 0;
}
.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}
.logo-mark {
  width: 56px;
  height: 56px;
  background: var(--primary);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.logo-mark span {
  color: var(--on-primary);
  font-family: var(--font-mono);
  font-size: 1.1rem;
  font-weight: 500;
  letter-spacing: 0.02em;
}
.logo-text { line-height: 1.2; }
.logo-text strong {
  display: block;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: -0.01em;
}
.logo-text small {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  color: var(--outline);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

/* ── NAV ── */
nav ul {
  list-style: none;
  display: flex;
  flex-wrap: nowrap;
  gap: 2px;
  align-items: center;
}
nav ul li a {
  display: block;
  padding: 7px 12px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--on-surface-variant);
  border-radius: var(--radius);
  white-space: nowrap;
  border: 1px solid transparent;
  transition: color 0.15s, border-color 0.15s, background 0.15s;
}
nav ul li a:hover { color: var(--primary); background: var(--surface-low); }
nav ul li a.active { color: var(--primary); font-weight: 600; background: var(--surface-container); }
nav ul li a.cta-nav {
  background: var(--primary);
  color: var(--on-primary);
  padding: 7px 16px;
  font-weight: 600;
}
nav ul li a.cta-nav:hover { background: var(--primary-container); color: var(--on-primary); }

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--primary);
  border-radius: 1px;
  transition: all 0.15s;
}

/* ── HERO ── */
.hero {
  background:
    linear-gradient(105deg, rgba(0,37,77,0.92) 0%, rgba(0,37,77,0.78) 55%, rgba(23,94,173,0.55) 100%),
    url('https://images.unsplash.com/photo-1621905251189-08b45d6a269e?w=1600&q=80&auto=format&fit=crop') center/cover no-repeat;
  color: var(--on-primary);
  padding: 88px 0 80px;
  position: relative;
  overflow: hidden;
}
/* Safety-yellow accent stripe */
.hero::after {
  content: '';
  position: absolute;
  left: 0; bottom: 0;
  height: 4px;
  width: 100%;
  background: var(--safety-yellow);
}
.hero-content { max-width: 640px; position: relative; z-index: 1; }
.hero-eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--on-primary-container);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.hero-eyebrow::before {
  content: '';
  display: inline-block;
  width: 24px;
  height: 2px;
  background: var(--safety-yellow);
}
.hero h1 {
  font-size: 48px;
  font-weight: 700;
  line-height: 56px;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
  color: var(--on-primary);
}
.hero p {
  font-size: 18px;
  line-height: 28px;
  color: rgba(255,255,255,0.75);
  margin-bottom: 36px;
  max-width: 520px;
}
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; }

/* ── BUTTONS ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 22px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  transition: all 0.15s;
  border: 1px solid transparent;
  text-decoration: none;
  line-height: 1;
}
.btn-primary {
  background: var(--on-primary);
  color: var(--primary);
  border-color: var(--on-primary);
}
.btn-primary:hover {
  background: var(--surface-high);
  color: var(--primary);
}
.btn-ghost {
  background: transparent;
  color: var(--on-primary);
  border-color: rgba(255,255,255,0.4);
}
.btn-ghost:hover { background: rgba(255,255,255,0.1); color: var(--on-primary); }
.btn-blue {
  background: var(--secondary);
  color: var(--on-secondary);
  border-color: var(--secondary);
}
.btn-blue:hover { background: var(--primary-container); border-color: var(--primary-container); color: var(--on-primary); }
.btn-dark {
  background: var(--primary);
  color: var(--on-primary);
  border-color: var(--primary);
}
.btn-dark:hover { background: var(--primary-container); border-color: var(--primary-container); color: var(--on-primary); }
.btn-outline-dark {
  background: transparent;
  color: var(--primary);
  border-color: var(--outline-variant);
}
.btn-outline-dark:hover { border-color: var(--primary); background: var(--surface-low); }

/* ── SECTION HEADING ── */
.section-title { margin-bottom: 48px; }
.section-title .overline {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--secondary);
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;
}
.section-title .overline::before {
  content: '';
  display: inline-block;
  width: 16px;
  height: 2px;
  background: var(--secondary);
}
.section-title h2 {
  font-size: 32px;
  font-weight: 700;
  line-height: 40px;
  letter-spacing: -0.01em;
  color: var(--primary);
  margin-bottom: 10px;
}
.section-title p {
  font-size: 16px;
  color: var(--on-surface-variant);
  max-width: 560px;
}
.section-title.centered { text-align: center; }
.section-title.centered .overline { justify-content: center; }
.section-title.centered p { margin: 0 auto; }

/* ── SECTIONS ── */
.section { padding: 72px 0; }
.section-alt { background: var(--slate-surface); }
.section-dark { background: var(--primary); color: var(--on-primary); }
.section-dark .section-title h2 { color: var(--on-primary); }
.section-dark .section-title p { color: rgba(255,255,255,0.65); }
.section-dark .section-title .overline { color: var(--on-primary-container); }
.section-dark .section-title .overline::before { background: var(--on-primary-container); }

/* ── SERVICE CARDS ── */
.services-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 1px; background: var(--outline-variant); border: 1px solid var(--outline-variant); border-radius: var(--radius-lg); overflow: hidden; }
.service-card {
  display: block;
  background: var(--surface-lowest);
  padding: 32px 28px;
  text-decoration: none;
  color: inherit;
  transition: background 0.15s;
  border: none;
  position: relative;
}
.service-card::after {
  content: '';
  position: absolute;
  bottom: 0; left: 28px; right: 28px;
  height: 2px;
  background: var(--secondary);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.2s ease;
}
.service-card:hover { background: var(--surface-low); }
.service-card:hover::after { transform: scaleX(1); }
.service-card-icon {
  width: 40px;
  height: 40px;
  background: var(--surface-container);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
  color: var(--primary-container);
}
.service-card h3 {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--primary);
  margin-bottom: 8px;
}
.service-card p { font-size: 15px; color: var(--on-surface-variant); line-height: 22px; }
.service-card .card-link {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  margin-top: 16px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--secondary);
}

/* ── SPONSORS ── */
.sponsors-strip {
  background: var(--surface-lowest);
  border-top: 1px solid var(--outline-variant);
  border-bottom: 1px solid var(--outline-variant);
  padding: 40px 0;
}
.sponsors-grid {
  display: flex;
  justify-content: center;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 32px;
  margin-top: 28px;
}
.sponsor-item { display: flex; flex-direction: column; align-items: center; gap: 8px; }
.sponsor-badge {
  width: 80px;
  height: 80px;
  border-radius: var(--radius);
  background: var(--surface-lowest);
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--outline-variant);
  padding: 8px;
}
.sponsor-badge img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}
.sponsor-item span {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--outline);
  text-align: center;
  max-width: 80px;
  text-transform: uppercase;
}

/* ── WHY US (dark section) ── */
.why-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 1px; background: rgba(255,255,255,0.08); border: 1px solid rgba(255,255,255,0.08); border-radius: var(--radius-lg); overflow: hidden; }
.why-card {
  background: rgba(255,255,255,0.04);
  padding: 28px 22px;
}
.why-card .icon-box {
  width: 40px;
  height: 40px;
  background: rgba(255,255,255,0.08);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--on-primary-container);
  margin-bottom: 14px;
}
.why-card h4 { font-size: 15px; font-weight: 600; color: var(--on-primary); margin-bottom: 6px; }
.why-card p { font-size: 14px; color: rgba(255,255,255,0.6); line-height: 20px; }

/* ── ABOUT STATS ── */
.about-stats { display: grid; grid-template-columns: repeat(3,1fr); gap: 1px; background: var(--outline-variant); border: 1px solid var(--outline-variant); border-radius: var(--radius-lg); overflow: hidden; margin-bottom: 40px; }
.stat-block {
  background: var(--surface-lowest);
  padding: 28px 24px;
  text-align: center;
}
.stat-block .num {
  font-size: 40px;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--primary);
  line-height: 1;
  margin-bottom: 4px;
}
.stat-block .label {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--outline);
}

/* ── FOUNDER CARDS ── */
.founders-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.founder-card {
  background: var(--surface-lowest);
  border: 1px solid var(--outline-variant);
  border-radius: var(--radius-lg);
  padding: 28px;
  display: flex;
  align-items: flex-start;
  gap: 16px;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.founder-card:hover { border-color: var(--primary-container); box-shadow: var(--shadow-hover); }
.founder-avatar {
  width: 56px;
  height: 56px;
  border-radius: var(--radius);
  background: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 1rem;
  font-weight: 500;
  color: var(--on-primary);
  flex-shrink: 0;
}
.founder-info h4 { font-size: 15px; font-weight: 700; color: var(--primary); margin-bottom: 2px; }
.founder-info .role { font-family: var(--font-mono); font-size: 11px; font-weight: 500; letter-spacing: 0.05em; color: var(--secondary); text-transform: uppercase; margin-bottom: 8px; display: block; }
.founder-info p { font-size: 14px; color: var(--on-surface-variant); line-height: 20px; }

/* ── INFO CARDS (Fire/CCTV) ── */
.info-cards { display: grid; grid-template-columns: repeat(3,1fr); gap: 16px; }
.info-card {
  background: var(--surface-lowest);
  border: 1px solid var(--outline-variant);
  border-top: 2px solid var(--secondary);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.info-card:hover { border-top-color: var(--primary); box-shadow: var(--shadow-hover); }
.info-card .card-icon {
  width: 40px;
  height: 40px;
  background: var(--surface-container);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary-container);
  margin-bottom: 16px;
}
.info-card h3 { font-size: 17px; font-weight: 700; color: var(--primary); margin-bottom: 10px; }
.info-card p { font-size: 14px; color: var(--on-surface-variant); line-height: 22px; }

/* ── CONTENT SPLIT ── */
.content-split { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: start; }
.content-body h2 { font-size: 32px; font-weight: 700; letter-spacing: -0.01em; color: var(--primary); margin-bottom: 18px; }
.content-body p { font-size: 16px; color: var(--on-surface-variant); margin-bottom: 14px; line-height: 24px; }

/* ── SERVICE LIST ── */
.service-list { list-style: none; margin: 24px 0; }
.service-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  border-bottom: 1px solid var(--outline-variant);
  font-size: 14px;
  color: var(--on-surface);
  font-weight: 500;
}
.service-list li:first-child { border-top: 1px solid var(--outline-variant); }
.service-list li svg { flex-shrink: 0; color: var(--secondary); }

/* ── SOLAR BENEFITS ── */
.solar-benefits { display: grid; grid-template-columns: repeat(3,1fr); gap: 16px; margin-top: 40px; }
.benefit-card {
  background: var(--surface-lowest);
  border: 1px solid var(--outline-variant);
  border-radius: var(--radius-lg);
  padding: 28px 22px;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.benefit-card:hover { border-color: var(--secondary); box-shadow: var(--shadow-hover); }
.benefit-card .icon-box {
  width: 40px;
  height: 40px;
  background: var(--surface-container);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary-container);
  margin-bottom: 14px;
}
.benefit-card h4 { font-size: 15px; font-weight: 700; color: var(--primary); margin-bottom: 6px; }
.benefit-card p { font-size: 14px; color: var(--on-surface-variant); line-height: 20px; }

/* ── CASE STUDY CARD ── */
.case-studies-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.case-card {
  background: var(--surface-lowest);
  border: 1px solid var(--outline-variant);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.case-card:hover { border-color: var(--primary-container); box-shadow: var(--shadow-hover); }
.case-placeholder {
  aspect-ratio: 16/9;
  background: var(--surface-container) center/cover no-repeat;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--outline-variant);
}
.case-placeholder.has-image i { display: none; }
.case-body { padding: 22px; }
.case-body h3 { font-size: 16px; font-weight: 700; color: var(--primary); margin: 10px 0 6px; }
.case-body p { font-size: 14px; color: var(--on-surface-variant); line-height: 20px; }

/* ── CTA BANNER ── */
.cta-banner {
  background: var(--surface-lowest);
  border-top: 1px solid var(--outline-variant);
  border-bottom: 1px solid var(--outline-variant);
  padding: 56px 0;
}
.cta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}
.cta-text h2 { font-size: 24px; font-weight: 600; letter-spacing: -0.01em; color: var(--primary); margin-bottom: 6px; }
.cta-text p { font-size: 15px; color: var(--on-surface-variant); }
.cta-actions { display: flex; gap: 10px; flex-shrink: 0; }

/* ── PAGE HERO ── */
.page-hero {
  background: var(--primary);
  color: var(--on-primary);
  padding: 52px 0 48px;
  border-bottom: 4px solid var(--safety-yellow);
}
.page-hero .eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--on-primary-container);
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
}
.page-hero .eyebrow::before { content: ''; display: inline-block; width: 16px; height: 2px; background: var(--safety-yellow); }
.page-hero h1 { font-size: 40px; font-weight: 700; line-height: 48px; letter-spacing: -0.02em; margin-bottom: 12px; }
.page-hero p { font-size: 16px; color: rgba(255,255,255,0.7); max-width: 560px; }

/* ── CONTACT ── */
.contact-grid { display: grid; grid-template-columns: 1fr 1.4fr; gap: 24px; }
.contact-panel {
  background: var(--primary);
  border-radius: var(--radius-lg);
  padding: 36px;
  color: var(--on-primary);
}
.contact-panel h3 { font-size: 20px; font-weight: 700; color: var(--on-primary); margin-bottom: 28px; }
.contact-detail {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin-bottom: 20px;
  padding-bottom: 20px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.contact-detail:last-child { border-bottom: none; margin-bottom: 0; padding-bottom: 0; }
.contact-detail .icon-box {
  width: 36px;
  height: 36px;
  background: rgba(255,255,255,0.08);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.contact-detail .dt-label {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.5);
  margin-bottom: 3px;
}
.contact-detail .dt-value { font-size: 15px; font-weight: 600; color: var(--on-primary); }
.contact-detail .dt-value a { color: var(--on-primary); }
.contact-detail .dt-value a:hover { color: var(--on-primary-container); }

.form-panel {
  background: var(--surface-lowest);
  border: 1px solid var(--outline-variant);
  border-radius: var(--radius-lg);
  padding: 36px;
}
.form-panel h3 { font-size: 20px; font-weight: 700; color: var(--primary); margin-bottom: 24px; }
.form-group { margin-bottom: 20px; }
.form-group label {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--on-surface-variant);
  margin-bottom: 6px;
}
.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 10px 0;
  border: none;
  border-bottom: 1.5px solid var(--outline-variant);
  border-radius: 0;
  background: transparent;
  font-family: var(--font-primary);
  font-size: 15px;
  color: var(--on-surface);
  transition: border-color 0.15s;
  outline: none;
  -webkit-appearance: none;
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus { border-bottom-color: var(--primary-container); border-bottom-width: 2px; }
.form-group textarea { resize: vertical; min-height: 100px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }

/* ── FOOTER ── */
footer { background: var(--primary); color: rgba(255,255,255,0.65); }
.footer-top { padding: 56px 0 48px; border-bottom: 1px solid rgba(255,255,255,0.08); }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; }
.footer-brand .logo-text strong { color: var(--on-primary); }
.footer-brand p { font-size: 14px; line-height: 22px; margin-top: 14px; max-width: 260px; }
footer h4 {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.4);
  margin-bottom: 14px;
}
footer ul { list-style: none; }
footer ul li { margin-bottom: 8px; }
footer ul li a { font-size: 14px; color: rgba(255,255,255,0.65); }
footer ul li a:hover { color: var(--on-primary); }
.footer-contact-list li { display: flex; align-items: flex-start; gap: 8px; font-size: 14px; margin-bottom: 10px; }
.footer-contact-list li svg { flex-shrink: 0; margin-top: 1px; color: rgba(255,255,255,0.3); }
.footer-contact-list li a { color: rgba(255,255,255,0.65); }
.footer-contact-list li a:hover { color: var(--on-primary); }
.footer-bottom {
  padding: 18px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.footer-bottom p { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.04em; color: rgba(255,255,255,0.35); }
.accred-chips { display: flex; gap: 8px; }
.accred-chip {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.05em;
  padding: 3px 8px;
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: var(--radius);
  color: rgba(255,255,255,0.45);
}

/* ── REVEAL ── */
.reveal { opacity: 0; transform: translateY(16px); transition: opacity 0.45s ease, transform 0.45s ease; }
.reveal.visible { opacity: 1; transform: none; }

/* ── RESPONSIVE ── */
@media (max-width: 1024px) {
  .why-grid { grid-template-columns: repeat(2,1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
  .hero h1 { font-size: 32px; line-height: 40px; }
  .hero p { font-size: 16px; }
  .services-grid { grid-template-columns: repeat(2,1fr); gap: 16px; background: transparent; border: none; border-radius: 0; overflow: visible; }
  .service-card { border: 1px solid var(--outline-variant); border-radius: var(--radius-lg); }
  .info-cards { grid-template-columns: repeat(2,1fr); }
  .content-split { grid-template-columns: 1fr; gap: 36px; }
  .about-stats { grid-template-columns: 1fr 1fr; }
  .founders-grid { grid-template-columns: 1fr; }
  .solar-benefits { grid-template-columns: repeat(2,1fr); }
  .case-studies-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .cta-inner { flex-direction: column; align-items: flex-start; }
  nav { display: none; position: absolute; top: 100%; left: 0; right: 0; background: var(--surface-lowest); padding: 12px 24px; border-top: 1px solid var(--outline-variant); border-bottom: 1px solid var(--outline-variant); }
  nav.open { display: block; }
  nav ul { flex-direction: column; gap: 2px; }
  .hamburger { display: flex; }
  .header-inner { flex-wrap: wrap; position: relative; }
  .section-title h2 { font-size: 28px; line-height: 36px; }
  .form-row { grid-template-columns: 1fr; }
}
@media (max-width: 480px) {
  .hero { padding: 56px 0 48px; }
  .section { padding: 52px 0; }
  .about-stats { grid-template-columns: 1fr; }
  .why-grid { grid-template-columns: 1fr; }
  .services-grid { grid-template-columns: 1fr; }
  .info-cards { grid-template-columns: 1fr; }
  .solar-benefits { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: 10px; }
  .page-hero h1 { font-size: 28px; line-height: 36px; }
}