/* ========================================
   EVERCOMM PROTOTYPE — DESIGN SYSTEM
   Anchored on Visual Identity v2
   PMS 2370 C indigo · PMS 319 C cyan · Exo
   ======================================== */

:root {
  /* Brand — Pantone-locked */
  --indigo-900: #161E66;
  --indigo-800: #1A267A;
  --indigo-700: #203090;   /* PRIMARY · PMS 2370 C */
  --indigo-500: #4051B0;
  --indigo-300: #8C97D3;
  --indigo-tint: #E4E6F3;

  --cyan-700: #18A0A0;
  --cyan-500: #20C0C0;     /* ACCENT · PMS 319 C */
  --cyan-300: #6FD8D8;
  --cyan-tint: #DEFAFA;

  /* Neutrals */
  --slate-900: #0F172A;
  --slate-800: #1F2937;
  --slate-700: #334155;
  --slate-600: #475569;
  --slate-500: #64748B;
  --slate-400: #94A3B8;
  --slate-300: #CBD5E1;
  --slate-200: #E2E8F0;
  --slate-100: #F1F5F9;
  --slate-50:  #F8FAFC;
  --paper:     #FAFBFC;
  --white:     #FFFFFF;

  /* Status */
  --success: #2F855A;
  --warning: #C28A2C;
  --error:   #B83232;

  /* Spacing & radius */
  --r-sm: 4px;
  --r-md: 6px;
  --r-lg: 10px;
  --r-xl: 14px;
}

/* ========================================
   RESET & BASE
   ======================================== */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
html, body { margin: 0; padding: 0; }
body {
  font-family: 'Exo', -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 16px;
  line-height: 1.65;
  color: var(--slate-700);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-weight: 400;
}

img { max-width: 100%; display: block; }
a { color: var(--indigo-700); text-decoration: none; }
a:hover { color: var(--cyan-700); }

.mono { font-family: 'JetBrains Mono', 'SF Mono', Menlo, monospace; }

/* Skip link for a11y */
.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--indigo-700);
  color: var(--white);
  padding: 12px 20px;
  z-index: 100;
}
.skip-link:focus { left: 0; color: var(--white); }

/* ========================================
   LAYOUT PRIMITIVES
   ======================================== */
.wrap {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 32px;
}
.wrap-narrow {
  max-width: 920px;
  margin: 0 auto;
  padding: 0 32px;
}
.section {
  padding: 96px 0;
}
.section-divider { border-top: 1px solid var(--slate-200); }
.section-paper { background: var(--paper); }
.section-light { background: var(--slate-50); }

/* ========================================
   TOP NAV
   ======================================== */
.topnav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
.topnav.scrolled {
  border-bottom-color: var(--slate-200);
  box-shadow: 0 1px 3px rgba(32,48,144,0.04);
}
.topnav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 32px;
  max-width: 1200px;
  margin: 0 auto;
}
.brand-mark {
  display: flex;
  align-items: center;
  gap: 14px;
}
.brand-mark img { height: 26px; width: auto; }
.brand-mark .fallback {
  font-family: 'Exo', sans-serif;
  font-weight: 800;
  color: var(--indigo-700);
  font-size: 22px;
  letter-spacing: -0.01em;
}
.nav-links {
  display: flex;
  gap: 36px;
  font-family: 'Exo', sans-serif;
  font-size: 15px;
  font-weight: 500;
  color: var(--slate-700);
  align-items: center;
}
.nav-links a {
  color: var(--slate-700);
  text-decoration: none;
  position: relative;
  padding: 4px 0;
}
.nav-links a:hover { color: var(--indigo-700); }
.nav-links a.active {
  color: var(--indigo-700);
}
.nav-links a.active::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -2px;
  height: 2px;
  background: var(--cyan-500);
}
.nav-links .nav-cta {
  background: var(--indigo-700);
  color: var(--white);
  padding: 9px 18px;
  border-radius: var(--r-sm);
  transition: background 0.15s ease;
}
.nav-links .nav-cta:hover {
  background: var(--indigo-900);
  color: var(--white);
}

/* Mobile menu toggle */
.menu-toggle {
  display: none;
  background: transparent;
  border: 0;
  cursor: pointer;
  padding: 8px;
  margin: -8px;
}
.menu-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--indigo-700);
  margin: 5px 0;
  transition: transform 0.2s ease, opacity 0.2s ease;
}
.menu-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.menu-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ========================================
   HERO — LIGHT (HOMEPAGE)
   ======================================== */
.hero-light {
  padding: 120px 0 80px;
  background: linear-gradient(180deg, var(--paper) 0%, var(--white) 100%);
}
.hero-eyebrow {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--cyan-700);
  margin-bottom: 20px;
  font-weight: 500;
}
.hero-h1 {
  font-family: 'Exo', sans-serif;
  font-weight: 800;
  font-size: clamp(44px, 7vw, 84px);
  line-height: 1.02;
  letter-spacing: -0.025em;
  color: var(--indigo-700);
  margin: 0 0 24px;
  max-width: 880px;
}
.hero-sub {
  font-size: clamp(18px, 2vw, 22px);
  color: var(--slate-600);
  max-width: 760px;
  margin: 0 0 16px;
  line-height: 1.5;
  font-weight: 400;
}
.hero-body {
  font-size: 17px;
  color: var(--slate-500);
  max-width: 680px;
  margin: 0 0 40px;
  line-height: 1.7;
}
.hero-ctas { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 64px; }

.hero-proof {
  border-top: 1px solid var(--slate-200);
  padding-top: 28px;
}
.hero-proof .label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: var(--slate-500);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin: 0 0 14px;
  font-weight: 500;
}
.hero-proof .logos {
  display: flex;
  gap: 40px;
  font-family: 'Exo', sans-serif;
  font-weight: 700;
  color: var(--slate-400);
  font-size: 18px;
  letter-spacing: -0.005em;
  flex-wrap: wrap;
}

/* ========================================
   HERO — DARK (SECTOR PAGES)
   ======================================== */
.hero-dark {
  background: var(--indigo-700);
  color: var(--white);
  padding: 120px 0 96px;
  position: relative;
  overflow: hidden;
}
.hero-dark::before {
  content: "";
  position: absolute;
  top: 0; right: -10%;
  width: 50%;
  height: 100%;
  background: linear-gradient(135deg, transparent 0%, rgba(32,192,192,0.10) 100%);
  pointer-events: none;
}
.hero-dark::after {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--cyan-500);
}
.hero-dark .hero-eyebrow { color: var(--cyan-500); position: relative; z-index: 2; }
.hero-dark .hero-h1 { color: var(--white); position: relative; z-index: 2; }
.hero-dark .hero-sub {
  color: rgba(255,255,255,0.78);
  position: relative;
  z-index: 2;
  max-width: 780px;
}
.hero-dark .hero-body {
  color: rgba(255,255,255,0.62);
  position: relative;
  z-index: 2;
}
.hero-dark .hero-ctas { position: relative; z-index: 2; margin-bottom: 0; }
.hero-dark .hero-meta {
  position: relative;
  z-index: 2;
  margin-top: 64px;
  padding-top: 28px;
  border-top: 1px solid rgba(255,255,255,0.15);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}
.hero-dark .hero-meta .label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: rgba(255,255,255,0.55);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 6px;
  font-weight: 500;
}
.hero-dark .hero-meta .val {
  font-family: 'Exo', sans-serif;
  font-size: 16px;
  color: var(--white);
  font-weight: 600;
}

/* ========================================
   SECTION HEADERS
   ======================================== */
.section-eyebrow {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--cyan-700);
  margin: 0 0 14px;
  font-weight: 500;
}
.section-title {
  font-family: 'Exo', sans-serif;
  font-weight: 700;
  font-size: clamp(28px, 4vw, 42px);
  letter-spacing: -0.015em;
  color: var(--indigo-700);
  margin: 0 0 20px;
  line-height: 1.15;
  max-width: 880px;
}
.section-lede {
  font-size: clamp(16px, 1.6vw, 19px);
  color: var(--slate-600);
  max-width: 760px;
  margin: 0 0 56px;
  line-height: 1.55;
  font-weight: 400;
}

/* ========================================
   BUTTONS
   ======================================== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: 'Exo', sans-serif;
  font-weight: 600;
  font-size: 15px;
  padding: 12px 22px;
  border-radius: var(--r-sm);
  border: 1px solid transparent;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.15s ease;
  letter-spacing: 0;
}
.btn-primary { background: var(--indigo-700); color: var(--white); }
.btn-primary:hover { background: var(--indigo-900); color: var(--white); }
.btn-cta { background: var(--cyan-500); color: var(--indigo-900); }
.btn-cta:hover { background: var(--white); color: var(--indigo-700); }
.btn-ghost {
  background: transparent;
  color: var(--indigo-700);
  border-color: var(--indigo-300);
}
.btn-ghost:hover {
  border-color: var(--indigo-700);
  background: var(--indigo-tint);
  color: var(--indigo-700);
}
.btn-ghost-on-dark {
  background: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,0.3);
}
.btn-ghost-on-dark:hover {
  border-color: var(--cyan-500);
  color: var(--cyan-500);
  background: transparent;
}
.btn .arrow { font-family: 'JetBrains Mono', monospace; font-size: 13px; }

/* ========================================
   CHIPS / TAGS
   ======================================== */
.chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  font-weight: 500;
  padding: 5px 11px;
  border-radius: 100px;
  border: 1px solid var(--slate-300);
  background: var(--white);
  color: var(--slate-700);
  letter-spacing: 0.02em;
  white-space: nowrap;
}
.chip.success { color: var(--success); border-color: rgba(47,133,90,0.3); background: rgba(47,133,90,0.06); }
.chip.cyan    { color: var(--cyan-700); border-color: rgba(32,192,192,0.4); background: var(--cyan-tint); }
.chip.indigo  { color: var(--indigo-700); border-color: rgba(32,48,144,0.25); background: var(--indigo-tint); }
.chip .dot { width: 6px; height: 6px; border-radius: 50%; background: currentColor; flex-shrink: 0; }
.chip-row { display: flex; flex-wrap: wrap; gap: 8px; }

/* ========================================
   SECTOR CARDS (HOMEPAGE)
   ======================================== */
.sector-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.sector-card {
  border: 1px solid var(--slate-200);
  border-radius: var(--r-md);
  background: var(--white);
  padding: 36px 32px;
  display: flex;
  flex-direction: column;
  height: 100%;
  position: relative;
  overflow: hidden;
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
  text-decoration: none;
  color: inherit;
}
.sector-card::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
  background: var(--cyan-500);
}
.sector-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(32,48,144,0.10);
  border-color: var(--cyan-300);
}
.sector-card .badge {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--cyan-700);
  margin-bottom: 14px;
  font-weight: 500;
}
.sector-card h3 {
  font-family: 'Exo', sans-serif;
  font-weight: 700;
  font-size: 24px;
  color: var(--indigo-700);
  margin: 0 0 10px;
  letter-spacing: -0.01em;
  line-height: 1.25;
}
.sector-card .sub {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  color: var(--cyan-700);
  margin: 0 0 20px;
  line-height: 1.5;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.sector-card .body {
  font-size: 14px;
  color: var(--slate-600);
  margin: 0 0 24px;
  line-height: 1.65;
  flex: 1;
}
.sector-card .meta-row { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 24px; }
.sector-card .cta {
  font-family: 'Exo', sans-serif;
  font-weight: 600;
  font-size: 14px;
  color: var(--indigo-700);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border-bottom: 1px solid var(--indigo-700);
  padding-bottom: 2px;
  align-self: flex-start;
  transition: color 0.15s ease, border-color 0.15s ease;
}
.sector-card:hover .cta {
  color: var(--cyan-700);
  border-color: var(--cyan-700);
}

/* ========================================
   PLATFORM TABLE
   ======================================== */
.platform-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--white);
  font-size: 15px;
  border: 1px solid var(--slate-200);
  border-radius: var(--r-md);
  overflow: hidden;
}
.platform-table thead th {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 500;
  color: var(--slate-500);
  padding: 16px 20px;
  border-bottom: 1px solid var(--slate-300);
  text-align: left;
  background: var(--slate-50);
}
.platform-table tbody td {
  padding: 20px;
  border-bottom: 1px solid var(--slate-100);
  color: var(--slate-700);
  font-family: 'Exo', sans-serif;
  vertical-align: top;
}
.platform-table tbody tr:last-child td { border-bottom: none; }
.platform-table .layer {
  font-family: 'Exo', sans-serif;
  font-weight: 600;
  color: var(--cyan-700);
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.platform-table .product {
  font-family: 'Exo', sans-serif;
  font-weight: 700;
  color: var(--indigo-700);
  font-size: 16px;
}
.platform-table .desc { color: var(--slate-600); font-size: 14px; line-height: 1.6; }

.platform-footer {
  background: var(--indigo-700);
  color: var(--white);
  padding: 24px 28px;
  border-radius: var(--r-md);
  margin-top: 16px;
  display: flex;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
}
.platform-footer .v-glyph {
  width: 40px;
  height: 40px;
  background: var(--cyan-500);
  border-radius: var(--r-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.platform-footer .v-glyph svg { width: 24px; height: 24px; }
.platform-footer .text {
  flex: 1;
  min-width: 200px;
}
.platform-footer .text strong {
  display: block;
  font-family: 'Exo', sans-serif;
  font-weight: 700;
  font-size: 16px;
  margin-bottom: 4px;
  color: var(--white);
}
.platform-footer .text span {
  font-size: 14px;
  color: rgba(255,255,255,0.7);
  line-height: 1.5;
}

/* ========================================
   USE CASE GRID
   ======================================== */
.usecase-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}
.usecase {
  border-left: 3px solid var(--cyan-500);
  padding: 4px 0 4px 24px;
}
.usecase .role {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--cyan-700);
  margin: 0 0 8px;
  font-weight: 500;
}
.usecase h4 {
  font-family: 'Exo', sans-serif;
  font-weight: 700;
  font-size: 19px;
  color: var(--indigo-700);
  margin: 0 0 10px;
  letter-spacing: -0.005em;
}
.usecase p {
  font-size: 15px;
  color: var(--slate-600);
  margin: 0;
  line-height: 1.65;
}

/* ========================================
   KPI / DATA
   ======================================== */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-bottom: 32px;
}
.kpi {
  background: var(--white);
  border: 1px solid var(--slate-200);
  border-radius: var(--r-md);
  padding: 24px;
  border-left: 3px solid var(--cyan-500);
}
.kpi .kpi-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--slate-500);
  margin-bottom: 12px;
  font-weight: 500;
}
.kpi .kpi-value {
  font-family: 'Exo', sans-serif;
  font-weight: 700;
  font-size: 36px;
  color: var(--indigo-700);
  line-height: 1;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.01em;
}
.kpi .kpi-unit {
  font-family: 'JetBrains Mono', monospace;
  font-size: 13px;
  color: var(--slate-500);
  margin-left: 6px;
  font-weight: 500;
}
.kpi .kpi-delta {
  margin-top: 12px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  color: var(--success);
}
.kpi .kpi-delta.cyan { color: var(--cyan-700); }
.kpi .kpi-delta.down { color: var(--cyan-700); }

.data-card {
  background: var(--white);
  border: 1px solid var(--slate-200);
  border-radius: var(--r-md);
  padding: 32px;
  margin-bottom: 16px;
}
.data-card h4 {
  margin: 0 0 4px;
  font-size: 17px;
  color: var(--indigo-700);
  font-weight: 700;
  font-family: 'Exo', sans-serif;
  letter-spacing: -0.005em;
}
.data-card .sub {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: var(--slate-500);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin: 0 0 24px;
}
.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}
.data-table thead th {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 500;
  color: var(--slate-500);
  padding: 12px 12px;
  border-bottom: 1px solid var(--slate-300);
  text-align: left;
}
.data-table thead th.num { text-align: right; }
.data-table tbody td {
  padding: 14px 12px;
  border-bottom: 1px solid var(--slate-100);
  color: var(--slate-700);
  font-family: 'Exo', sans-serif;
}
.data-table tbody td.num {
  font-family: 'JetBrains Mono', monospace;
  text-align: right;
  font-variant-numeric: tabular-nums;
  color: var(--indigo-700);
}
.data-table tbody tr:hover { background: var(--slate-50); }
.data-table tbody tr:last-child td { border-bottom: 0; }

.legend {
  display: flex;
  gap: 24px;
  margin-bottom: 16px;
  flex-wrap: wrap;
  font-size: 12px;
}
.legend-item {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--slate-600);
  font-family: 'JetBrains Mono', monospace;
}
.legend-item .swatch-dot { width: 12px; height: 3px; background: currentColor; }

/* ========================================
   FAQ ACCORDION
   ======================================== */
.faq-list {
  border-top: 1px solid var(--slate-200);
}
.faq-item {
  border-bottom: 1px solid var(--slate-200);
}
.faq-question {
  width: 100%;
  background: transparent;
  border: 0;
  text-align: left;
  padding: 22px 0;
  font-family: 'Exo', sans-serif;
  font-weight: 600;
  font-size: 18px;
  color: var(--indigo-700);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  letter-spacing: -0.005em;
  line-height: 1.4;
  transition: color 0.15s ease;
}
.faq-question:hover { color: var(--cyan-700); }
.faq-question .icon {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
  position: relative;
  color: var(--cyan-700);
}
.faq-question .icon::before,
.faq-question .icon::after {
  content: "";
  position: absolute;
  background: currentColor;
  top: 50%;
  left: 50%;
  transition: transform 0.2s ease;
}
.faq-question .icon::before { width: 14px; height: 2px; transform: translate(-50%, -50%); }
.faq-question .icon::after { width: 2px; height: 14px; transform: translate(-50%, -50%); }
.faq-question[aria-expanded="true"] .icon::after { transform: translate(-50%, -50%) rotate(90deg); opacity: 0; }
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}
.faq-answer-inner {
  padding: 0 0 24px;
  font-size: 16px;
  color: var(--slate-600);
  line-height: 1.7;
  max-width: 780px;
}
.faq-question[aria-expanded="true"] + .faq-answer { max-height: 500px; }

/* ========================================
   PROOF STRIP
   ======================================== */
.proof-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}
.proof-block h4 {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--slate-500);
  margin: 0 0 20px;
  font-weight: 500;
}
.proof-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.proof-list .item {
  font-family: 'Exo', sans-serif;
  font-weight: 600;
  font-size: 16px;
  color: var(--indigo-700);
  letter-spacing: -0.005em;
}
.proof-list .item .note {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  font-weight: 500;
  color: var(--cyan-700);
  margin-left: 8px;
  letter-spacing: 0.04em;
}

/* ========================================
   CROSS-SECTOR NAV
   ======================================== */
.cross-sector {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.cross-card {
  background: var(--white);
  border: 1px solid var(--slate-200);
  border-radius: var(--r-md);
  padding: 28px;
  text-decoration: none;
  color: inherit;
  display: flex;
  flex-direction: column;
  gap: 8px;
  transition: all 0.2s ease;
}
.cross-card:hover {
  border-color: var(--cyan-500);
  transform: translateX(2px);
  color: inherit;
}
.cross-card .label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--cyan-700);
  font-weight: 500;
}
.cross-card h4 {
  font-family: 'Exo', sans-serif;
  font-weight: 700;
  font-size: 22px;
  color: var(--indigo-700);
  margin: 0;
  letter-spacing: -0.01em;
}
.cross-card p {
  font-size: 14px;
  color: var(--slate-600);
  margin: 4px 0 0;
  line-height: 1.55;
}
.cross-card .arrow {
  font-family: 'JetBrains Mono', monospace;
  color: var(--cyan-700);
  font-size: 14px;
  margin-top: 12px;
  font-weight: 500;
}

/* ========================================
   FINAL CTA STRIP
   ======================================== */
.cta-strip {
  background: var(--indigo-700);
  color: var(--white);
  padding: 80px 0;
  position: relative;
  overflow: hidden;
}
.cta-strip::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--cyan-500);
}
.cta-strip h2 {
  font-family: 'Exo', sans-serif;
  font-weight: 700;
  font-size: clamp(28px, 4vw, 38px);
  color: var(--white);
  margin: 0 0 16px;
  letter-spacing: -0.015em;
  line-height: 1.2;
  max-width: 720px;
}
.cta-strip p {
  font-size: 17px;
  color: rgba(255,255,255,0.78);
  max-width: 660px;
  margin: 0 0 32px;
  line-height: 1.6;
}
.cta-strip .btns { display: flex; gap: 12px; flex-wrap: wrap; }

/* ========================================
   FOOTER
   ======================================== */
.footer {
  background: var(--indigo-900);
  color: rgba(255,255,255,0.7);
  padding: 64px 0 32px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr 1fr;
  gap: 32px;
  margin-bottom: 48px;
}
.footer .brand-block img { height: 24px; filter: brightness(0) invert(1); margin-bottom: 16px; }
.footer .brand-block .fallback {
  font-family: 'Exo', sans-serif;
  font-weight: 800;
  color: var(--white);
  font-size: 20px;
  margin-bottom: 16px;
  display: block;
}
.footer .brand-block p {
  font-size: 14px;
  line-height: 1.65;
  max-width: 280px;
  margin: 0;
  color: rgba(255,255,255,0.6);
}
.footer h5 {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--cyan-300);
  margin: 0 0 16px;
  font-weight: 500;
}
.footer ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 10px; }
.footer ul a {
  font-family: 'Exo', sans-serif;
  font-size: 14px;
  color: rgba(255,255,255,0.7);
  text-decoration: none;
  transition: color 0.15s ease;
}
.footer ul a:hover { color: var(--cyan-500); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: rgba(255,255,255,0.45);
  letter-spacing: 0.04em;
  flex-wrap: wrap;
  gap: 12px;
}
.footer-bottom a { color: rgba(255,255,255,0.45); }
.footer-bottom a:hover { color: var(--cyan-500); }

/* ========================================
   GRANULAR SHIFT VISUAL
   ======================================== */
.shift-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 32px;
}
.shift-stage {
  background: var(--white);
  border: 1px solid var(--slate-200);
  border-radius: var(--r-md);
  padding: 24px;
  position: relative;
}
.shift-stage .stage-num {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: var(--cyan-700);
  font-weight: 500;
  letter-spacing: 0.06em;
  margin-bottom: 8px;
}
.shift-stage h4 {
  font-family: 'Exo', sans-serif;
  font-weight: 700;
  font-size: 16px;
  color: var(--indigo-700);
  margin: 0 0 8px;
  letter-spacing: -0.005em;
}
.shift-stage p {
  font-size: 13px;
  color: var(--slate-600);
  margin: 0;
  line-height: 1.55;
}
.shift-stage .bar {
  position: absolute;
  bottom: 0; left: 0;
  height: 3px;
  background: var(--indigo-300);
}
.shift-stage:nth-child(1) .bar { width: 25%; background: var(--indigo-700); }
.shift-stage:nth-child(2) .bar { width: 50%; background: var(--indigo-500); }
.shift-stage:nth-child(3) .bar { width: 75%; background: var(--indigo-300); }
.shift-stage:nth-child(4) .bar { width: 100%; background: var(--cyan-500); }

/* ========================================
   DEPLOYMENT GRID (industrial)
   ======================================== */
.deploy-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.deploy-card {
  background: var(--white);
  border: 1px solid var(--slate-200);
  border-radius: var(--r-md);
  padding: 24px;
  transition: border-color 0.2s ease;
}
.deploy-card:hover { border-color: var(--cyan-300); }
.deploy-card h4 {
  font-family: 'Exo', sans-serif;
  font-weight: 700;
  font-size: 18px;
  color: var(--indigo-700);
  margin: 0 0 6px;
  letter-spacing: -0.005em;
}
.deploy-card .role {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--cyan-700);
  margin: 0 0 12px;
  font-weight: 500;
}
.deploy-card p {
  font-size: 14px;
  color: var(--slate-600);
  margin: 0;
  line-height: 1.55;
}

/* ========================================
   ASKS GRID (public sector)
   ======================================== */
.asks-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.ask-card {
  background: var(--white);
  border: 1px solid var(--slate-200);
  border-radius: var(--r-md);
  padding: 32px;
  position: relative;
}
.ask-card .num {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: var(--cyan-700);
  letter-spacing: 0.08em;
  margin-bottom: 12px;
  font-weight: 500;
}
.ask-card h4 {
  font-family: 'Exo', sans-serif;
  font-weight: 700;
  font-size: 20px;
  color: var(--indigo-700);
  margin: 0 0 10px;
  letter-spacing: -0.005em;
}
.ask-card p {
  font-size: 15px;
  color: var(--slate-600);
  margin: 0;
  line-height: 1.65;
}

/* ========================================
   DESIGN PARTNER BLOCK (public sector)
   ======================================== */
.partner-block {
  background: var(--indigo-700);
  color: var(--white);
  border-radius: var(--r-lg);
  padding: 56px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
  position: relative;
  overflow: hidden;
}
.partner-block::before {
  content: "";
  position: absolute;
  top: 0; right: -10%;
  width: 50%; height: 100%;
  background: linear-gradient(135deg, transparent 0%, rgba(32,192,192,0.12) 100%);
}
.partner-block .label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  color: var(--cyan-500);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 500;
  margin-bottom: 16px;
}
.partner-block h3 {
  font-family: 'Exo', sans-serif;
  font-weight: 700;
  font-size: 32px;
  color: var(--white);
  margin: 0 0 16px;
  letter-spacing: -0.015em;
  line-height: 1.15;
}
.partner-block p {
  font-size: 16px;
  color: rgba(255,255,255,0.78);
  line-height: 1.65;
  margin: 0 0 24px;
  position: relative;
  z-index: 2;
}
.partner-benefits { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 14px; position: relative; z-index: 2; }
.partner-benefits li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  font-size: 15px;
  color: rgba(255,255,255,0.85);
  line-height: 1.55;
}
.partner-benefits li::before {
  content: "✓";
  color: var(--cyan-500);
  font-weight: 700;
  flex-shrink: 0;
  margin-top: 1px;
}
.partner-block .btn-cta { margin-top: 16px; position: relative; z-index: 2; }

/* ========================================
   STANDARDS WALL
   ======================================== */
.standards-wall {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 12px;
}
.standard-tile {
  background: var(--white);
  border: 1px solid var(--slate-200);
  border-radius: var(--r-sm);
  padding: 16px 20px;
  text-align: left;
}
.standard-tile .name {
  font-family: 'Exo', sans-serif;
  font-weight: 700;
  color: var(--indigo-700);
  font-size: 14px;
  letter-spacing: -0.005em;
  margin-bottom: 4px;
}
.standard-tile .ver {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  color: var(--cyan-700);
  letter-spacing: 0.06em;
  font-weight: 500;
}

/* ========================================
   RESPONSIVE
   ======================================== */
@media (max-width: 900px) {
  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--white);
    flex-direction: column;
    align-items: flex-start;
    padding: 20px 32px 32px;
    border-bottom: 1px solid var(--slate-200);
    gap: 18px;
  }
  .nav-links.open { display: flex; }
  .nav-links .nav-cta { width: 100%; text-align: center; }
  .menu-toggle { display: block; }

  .sector-grid { grid-template-columns: 1fr; }
  .usecase-grid { grid-template-columns: 1fr; }
  .kpi-grid { grid-template-columns: 1fr; }
  .proof-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .shift-grid { grid-template-columns: repeat(2, 1fr); }
  .deploy-grid { grid-template-columns: 1fr; }
  .asks-grid { grid-template-columns: 1fr; }
  .partner-block { grid-template-columns: 1fr; padding: 32px; gap: 32px; }
  .cross-sector { grid-template-columns: 1fr; }
  .hero-dark .hero-meta { grid-template-columns: repeat(2, 1fr); }

  .section { padding: 64px 0; }
  .hero-light, .hero-dark { padding: 80px 0 56px; }
  .hero-proof .logos { gap: 24px; font-size: 15px; }
  .platform-table thead { display: none; }
  .platform-table, .platform-table tbody, .platform-table tr, .platform-table td { display: block; }
  .platform-table tr { padding: 16px 0; border-bottom: 1px solid var(--slate-200); }
  .platform-table tbody tr:last-child { border-bottom: 0; }
  .platform-table td { padding: 4px 0; border: 0; }
}

@media (max-width: 560px) {
  .wrap { padding: 0 20px; }
  .topnav-inner { padding: 14px 20px; }
  .footer-grid { grid-template-columns: 1fr; }
  .standards-wall { grid-template-columns: 1fr 1fr; }
}