/* =============================================
   MAD SOFTWARE — GLOBAL STYLES
   ============================================= */

/* ---- Reset & Base ---- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

[hidden] {
  display: none !important;
}

:root {
  /* Color Palette */
  --color-bg:           #070b14;
  --color-bg-2:         #0d1526;
  --color-bg-card:      #111827;
  --color-bg-card-2:    #161f35;
  --color-border:       rgba(255,255,255,0.07);
  --color-border-glow:  rgba(6,182,212,0.3);

  --color-primary:      #06b6d4;   /* cyan-500 */
  --color-primary-dark: #0891b2;   /* cyan-600 */
  --color-primary-glow: rgba(6,182,212,0.15);
  --color-accent:       #818cf8;   /* indigo-400 */
  --color-accent-glow:  rgba(129,140,248,0.15);

  --color-text:         #f1f5f9;
  --color-text-muted:   #94a3b8;
  --color-text-subtle:  #64748b;

  --color-success:      #10b981;
  --color-warning:      #f59e0b;

  /* Typography */
  --font-body:    'Inter', system-ui, sans-serif;
  --font-heading: 'Space Grotesk', 'Inter', system-ui, sans-serif;

  /* Spacing */
  --section-pad: clamp(4rem, 8vw, 7rem);
  --container:   1200px;

  /* Transitions */
  --transition: 0.25s ease;
  --transition-slow: 0.5s ease;
}

/* ---- Light Mode Theme ---- */
body.light-mode {
  --color-bg:           #f1f5f9;   /* Slate-100 cool grey background */
  --color-bg-2:         #e2e8f0;   /* Slate-200 alternate background */
  --color-bg-card:      #ffffff;   /* Pure white card containers */
  --color-bg-card-2:    #ffffff;
  --color-border:       rgba(15,23,42,0.12);
  --color-border-glow:  rgba(2,132,199,0.3);

  --color-primary:      #0284c7;   /* Sky blue */
  --color-primary-dark: #0369a1;
  --color-primary-glow: rgba(2,132,199,0.08);
  --color-accent:       #4f46e5;   /* Indigo accent */
  --color-accent-glow:  rgba(79,70,229,0.08);

  --color-text:         #0f172a;   /* Deep charcoal text */
  --color-text-muted:   #334155;   /* Strong contrast slate text */
  --color-text-subtle:  #57687e;   /* Structured contrast subtle text */

  --color-success:      #047857;
  --color-warning:      #b45309;

  background-color: var(--color-bg);
  color: var(--color-text);
}

/* Light mode: alternate section backgrounds to create high contrast and rhythm */
body.light-mode .hero,
body.light-mode .services-section,
body.light-mode .security-section,
body.light-mode .steps-section,
body.light-mode .faq-section {
  background: var(--color-bg) !important;
}

body.light-mode .ticker-section,
body.light-mode .proof-section,
body.light-mode .timeline-section,
body.light-mode .validation-section,
body.light-mode .integrations-section,
body.light-mode .arch-section,
body.light-mode .why-section,
body.light-mode .cta-section {
  background: var(--color-bg-2) !important;
}

/* Premium card styles in light mode */
body.light-mode .challenge-card,
body.light-mode .service-card,
body.light-mode .security-card,
body.light-mode .why-card,
body.light-mode .rule-card,
body.light-mode .platform-card,
body.light-mode .ticker-card,
body.light-mode .proof-stat,
body.light-mode .timeline-content,
body.light-mode .faq-item {
  background: #ffffff !important;
  border: 1px solid rgba(15,23,42,0.12) !important;
  box-shadow: 0 10px 30px -10px rgba(15,23,42,0.08), 0 1px 3px rgba(15,23,42,0.04) !important;
}

body.light-mode .challenge-card:hover,
body.light-mode .service-card:hover,
body.light-mode .security-card:hover,
body.light-mode .why-card:hover,
body.light-mode .rule-card:hover,
body.light-mode .platform-card:hover,
body.light-mode .ticker-card:hover {
  border-color: var(--color-border-glow) !important;
  box-shadow: 0 20px 40px -10px rgba(15,23,42,0.12), 0 0 24px var(--color-primary-glow) !important;
}

body.light-mode .section-label {
  color: var(--color-primary);
  border-color: rgba(2,132,199,0.25);
  background: var(--color-primary-glow);
}

body.light-mode .section-heading,
body.light-mode .challenge-num,
body.light-mode .service-title,
body.light-mode .why-title,
body.light-mode .timeline-label,
body.light-mode .ticker-label,
body.light-mode .proof-heading {
  color: var(--color-text);
}

body.light-mode .section-sub,
body.light-mode .challenge-desc,
body.light-mode .service-desc,
body.light-mode .why-desc,
body.light-mode .timeline-desc,
body.light-mode .ticker-sub,
body.light-mode .proof-desc {
  color: var(--color-text-muted);
}

body.light-mode .divider {
  border-color: rgba(15,23,42,0.06);
}

body.light-mode .navbar {
  background: rgba(241,245,249,0.92) !important;
  border-bottom: 1px solid rgba(15,23,42,0.12);
}

body.light-mode .nav-link { color: var(--color-text-muted) !important; }
body.light-mode .nav-link:hover { color: var(--color-primary) !important; }

body.light-mode .footer {
  background: #0f172a !important;
}

/* Theme toggle button */
.theme-toggle {
  background: none;
  border: 1px solid var(--color-border);
  border-radius: 99px;
  padding: 0.35rem 0.75rem;
  cursor: pointer;
  font-size: 0.8rem;
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
  gap: 0.4rem;
  transition: all 0.2s ease;
  white-space: nowrap;
}
.theme-toggle:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

/* Logo image */
.nav-logo-img {
  height: 60px;
  width: auto;
  max-width: 220px;
  object-fit: contain;
  display: block;
  /* Default dark mode: invert so crimson+dark lettering shows white on dark navbar */
  filter: brightness(0) invert(1);
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.nav-logo:hover .nav-logo-img {
  opacity: 0.9;
  transform: scale(1.02);
}

body.light-mode .nav-logo-img {
  /* Light mode: natural colors — transparent bg sits on light navbar */
  filter: none !important;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  max-width: 100%;
  display: block;
}

/* ---- Container ---- */
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 clamp(1.25rem, 5vw, 2.5rem);
}

/* ---- Typography ---- */
h1, h2, h3, h4, h5 {
  font-family: var(--font-heading);
  line-height: 1.2;
  font-weight: 700;
}

.text-gradient {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.text-muted { color: var(--color-text-muted); }
.text-subtle { color: var(--color-text-subtle); }

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.75rem;
  border-radius: 8px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: all var(--transition);
  border: none;
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: #000;
  box-shadow: 0 0 20px rgba(6,182,212,0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 35px rgba(6,182,212,0.5);
}

.btn-outline {
  background: transparent;
  color: var(--color-primary);
  border: 1px solid var(--color-primary);
}

.btn-outline:hover {
  background: var(--color-primary-glow);
  transform: translateY(-2px);
  box-shadow: 0 0 20px rgba(6,182,212,0.2);
}

.btn-ghost {
  background: rgba(255,255,255,0.06);
  color: var(--color-text);
  border: 1px solid var(--color-border);
}

.btn-ghost:hover {
  background: rgba(255,255,255,0.1);
  transform: translateY(-2px);
}

.btn-lg {
  padding: 1rem 2.25rem;
  font-size: 1.05rem;
}

/* ---- Cards ---- */
.card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: 16px;
  padding: 2rem;
  transition: all var(--transition);
}

.card:hover {
  border-color: var(--color-border-glow);
  box-shadow: 0 0 30px rgba(6,182,212,0.08);
  transform: translateY(-3px);
}

.card-glow {
  background: linear-gradient(135deg, var(--color-bg-card) 0%, var(--color-bg-card-2) 100%);
  border: 1px solid var(--color-border);
  border-radius: 16px;
  padding: 2rem;
  position: relative;
  overflow: hidden;
  transition: all var(--transition);
}

.card-glow::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 16px;
  padding: 1px;
  background: linear-gradient(135deg, var(--color-primary-glow), transparent, var(--color-accent-glow));
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  opacity: 0;
  transition: opacity var(--transition);
}

.card-glow:hover::before { opacity: 1; }
.card-glow:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 60px rgba(0,0,0,0.4), 0 0 40px rgba(6,182,212,0.1);
}

/* ---- Section Labels ---- */
.section-label {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-primary);
  background: var(--color-primary-glow);
  border: 1px solid rgba(6,182,212,0.25);
  padding: 0.4rem 1rem;
  border-radius: 100px;
  margin-bottom: 1.25rem;
}

/* ---- Section Headings ---- */
.section-heading {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 1.25rem;
}

.section-sub {
  font-size: 1.1rem;
  color: var(--color-text-muted);
  max-width: 640px;
  line-height: 1.7;
}

/* ---- Divider ---- */
.divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-border), transparent);
  margin: 0;
}

/* ---- Scroll Animations ---- */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}

.animate-on-scroll.visible {
  opacity: 1;
  transform: none;
}

.animate-delay-1 { transition-delay: 0.1s; }
.animate-delay-2 { transition-delay: 0.2s; }
.animate-delay-3 { transition-delay: 0.3s; }
.animate-delay-4 { transition-delay: 0.4s; }
.animate-delay-5 { transition-delay: 0.5s; }

/* ---- Badge ---- */
.badge {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.04em;
}

.badge-primary {
  background: var(--color-primary-glow);
  color: var(--color-primary);
  border: 1px solid rgba(6,182,212,0.3);
}

.badge-accent {
  background: var(--color-accent-glow);
  color: var(--color-accent);
  border: 1px solid rgba(129,140,248,0.3);
}

/* ---- Grid Utilities ---- */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.5rem; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.5rem; }

@media (max-width: 900px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 600px) {
  .grid-4, .grid-3, .grid-2 { grid-template-columns: 1fr; }
}

/* ---- Icon Circle ---- */
.icon-circle {
  width: 52px;
  height: 52px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  background: var(--color-primary-glow);
  border: 1px solid rgba(6,182,212,0.25);
  flex-shrink: 0;
}

.icon-circle-accent {
  background: var(--color-accent-glow);
  border-color: rgba(129,140,248,0.25);
}

/* =============================================
   NAVBAR
   ============================================= */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 0 clamp(1.25rem, 5vw, 2.5rem);
  height: 80px;
  display: flex;
  align-items: center;
  background: rgba(7,11,20,0.8);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--color-border);
  transition: all var(--transition);
}

.nav-inner {
  max-width: var(--container);
  margin: 0 auto;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
}

.nav-logo-mark {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: 1rem;
  color: #000;
  letter-spacing: -0.05em;
}

.nav-logo-text {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--color-text);
  letter-spacing: -0.01em;
}

.nav-logo-text span {
  color: var(--color-primary);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2.25rem;
  list-style: none;
}

.nav-links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text-muted);
  transition: color var(--transition);
  letter-spacing: 0.01em;
}

.nav-links a:hover {
  color: var(--color-text);
}

.nav-cta {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.menu-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}

.menu-btn span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: all var(--transition);
}

.menu-btn.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.menu-btn.active span:nth-child(2) { opacity: 0; }
.menu-btn.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

#mobile-menu {
  display: none;
  position: fixed;
  top: 70px;
  left: 0;
  right: 0;
  background: rgba(7,11,20,0.97);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--color-border);
  padding: 1.5rem clamp(1.25rem, 5vw, 2.5rem);
  z-index: 99;
}

#mobile-menu.open { display: block; }

.mobile-nav-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  margin-bottom: 1.5rem;
}

.mobile-nav-links a {
  font-size: 1rem;
  font-weight: 500;
  color: var(--color-text-muted);
  transition: color var(--transition);
}

.mobile-nav-links a:hover { color: var(--color-text); }

@media (max-width: 900px) {
  .nav-links, .nav-cta { display: none; }
  .menu-btn { display: flex; }
}

/* =============================================
   HERO SECTION
   ============================================= */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding-top: 70px;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background-image: url('/hero-bg.png');
  background-size: cover;
  background-position: center;
  opacity: 0.35;
  z-index: 0;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 80% 60% at 60% 40%, rgba(6,182,212,0.08) 0%, transparent 60%),
              radial-gradient(ellipse 60% 80% at 20% 80%, rgba(129,140,248,0.06) 0%, transparent 60%),
              linear-gradient(to bottom, var(--color-bg) 0%, transparent 30%, transparent 70%, var(--color-bg) 100%);
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 780px;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-primary);
  background: var(--color-primary-glow);
  border: 1px solid rgba(6,182,212,0.25);
  padding: 0.45rem 1.1rem;
  border-radius: 100px;
  margin-bottom: 2rem;
}

.hero-eyebrow .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-primary);
  box-shadow: 0 0 8px var(--color-primary);
  animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.6; transform: scale(0.85); }
}

.hero-title {
  font-size: clamp(2.75rem, 6vw, 4.5rem);
  font-weight: 900;
  line-height: 1.08;
  letter-spacing: -0.03em;
  margin-bottom: 1.5rem;
}

.hero-desc {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: var(--color-text-muted);
  line-height: 1.75;
  margin-bottom: 2.5rem;
  max-width: 620px;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 4rem;
}

.hero-platforms {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.hero-platforms-label {
  font-size: 0.78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text-subtle);
}

.platform-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.35rem 0.85rem;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--color-border);
  border-radius: 100px;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--color-text-muted);
  transition: all var(--transition);
}

.platform-pill:hover {
  border-color: var(--color-primary);
  color: var(--color-text);
  background: var(--color-primary-glow);
}

/* =============================================
   STATS BAR
   ============================================= */
.stats-bar {
  background: var(--color-bg-card);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  padding: 2.5rem 0;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  text-align: center;
}

.stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.4rem;
  position: relative;
}

.stat-item:not(:last-child)::after {
  content: '';
  position: absolute;
  right: -1rem;
  top: 10%;
  height: 80%;
  width: 1px;
  background: var(--color-border);
}

.stat-number {
  font-family: var(--font-heading);
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-label {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  font-weight: 500;
}

@media (max-width: 700px) {
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .stat-item:nth-child(2)::after { display: none; }
}

/* =============================================
   CHALLENGE SECTION
   ============================================= */
.section {
  padding: var(--section-pad) 0;
}

.challenge-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
  margin-top: 3rem;
}

.challenge-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: 16px;
  padding: 1.75rem;
  display: flex;
  gap: 1.25rem;
  align-items: flex-start;
  transition: all var(--transition);
}

.challenge-card:hover {
  border-color: rgba(244,63,94,0.3);
  box-shadow: 0 0 30px rgba(244,63,94,0.06);
  transform: translateY(-2px);
}

.challenge-num {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: rgba(244,63,94,0.12);
  border: 1px solid rgba(244,63,94,0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  font-weight: 700;
  color: #f43f5e;
  flex-shrink: 0;
}

.challenge-title {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 0.4rem;
}

.challenge-desc {
  font-size: 0.88rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

@media (max-width: 700px) {
  .challenge-grid { grid-template-columns: 1fr; }
}

/* =============================================
   SERVICES SECTION
   ============================================= */
.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  margin-top: 3rem;
}

.service-card {
  background: linear-gradient(135deg, var(--color-bg-card) 0%, var(--color-bg-card-2) 100%);
  border: 1px solid var(--color-border);
  border-radius: 20px;
  padding: 2.25rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.service-card::after {
  content: '';
  position: absolute;
  top: -50%;
  right: -50%;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle, var(--color-primary-glow) 0%, transparent 70%);
  opacity: 0;
  transition: opacity var(--transition-slow);
}

.service-card:hover::after { opacity: 1; }

.service-card:hover {
  border-color: var(--color-border-glow);
  box-shadow: 0 20px 60px rgba(0,0,0,0.4), 0 0 40px rgba(6,182,212,0.08);
  transform: translateY(-4px);
}

.service-number {
  font-family: var(--font-heading);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-primary);
}

.service-icon {
  font-size: 2.5rem;
  line-height: 1;
  width: 3rem;
  height: 3rem;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  overflow: hidden;
}

.service-title {
  font-size: 1.35rem;
  font-weight: 700;
  line-height: 1.2;
}

.service-subtitle {
  font-size: 0.82rem;
  color: var(--color-primary);
  font-weight: 500;
  font-family: var(--font-heading);
  letter-spacing: 0.03em;
  margin-top: -0.25rem;
}

.service-desc {
  font-size: 0.92rem;
  color: var(--color-text-muted);
  line-height: 1.7;
}

.service-outcomes {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.service-outcomes li {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  font-size: 0.875rem;
  color: var(--color-text-muted);
  line-height: 1.5;
}

.service-outcomes li::before {
  content: '✓';
  color: var(--color-primary);
  font-weight: 700;
  flex-shrink: 0;
  margin-top: 0.05rem;
}

@media (max-width: 900px) {
  .services-grid { grid-template-columns: 1fr; }
}

/* =============================================
   ARCHITECTURE / FLOW SECTION
   ============================================= */
.arch-section {
  background: var(--color-bg-2);
  padding: var(--section-pad) 0;
}

.arch-table-wrapper {
  margin-top: 3rem;
  overflow-x: auto;
  border-radius: 16px;
  border: 1px solid var(--color-border);
}

.arch-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}

.arch-table th {
  background: var(--color-bg-card);
  color: var(--color-text-muted);
  font-weight: 600;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 1rem 1.25rem;
  text-align: left;
  border-bottom: 1px solid var(--color-border);
}

.arch-table td {
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--color-border);
  vertical-align: top;
  color: var(--color-text-muted);
}

.arch-table tr:last-child td { border-bottom: none; }

.arch-table tr:hover td {
  background: rgba(6,182,212,0.03);
}

.arch-table td:first-child {
  font-weight: 600;
  color: var(--color-text);
}

.arch-flow {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  flex-wrap: wrap;
}

.arch-node {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.65rem;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: 6px;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--color-text);
}

.arch-arrow {
  color: var(--color-primary);
  font-size: 0.8rem;
  opacity: 0.7;
}

/* =============================================
   INTEGRATIONS SECTION
   ============================================= */
.integrations-section {
  padding: var(--section-pad) 0;
}

.integrations-intro {
  max-width: 680px;
}

.platforms-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-top: 3rem;
}

.platform-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: 16px;
  padding: 1.75rem;
  display: flex;
  align-items: flex-start;
  gap: 1.25rem;
  transition: all var(--transition);
}

.platform-card:hover {
  border-color: var(--color-border-glow);
  transform: translateY(-3px);
  box-shadow: 0 12px 40px rgba(0,0,0,0.3), 0 0 24px rgba(6,182,212,0.07);
}

.platform-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  flex-shrink: 0;
  background: linear-gradient(135deg, var(--color-primary-glow), var(--color-accent-glow));
  border: 1px solid var(--color-border);
}

.platform-name {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 0.35rem;
}

.platform-category {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-primary);
  margin-bottom: 0.4rem;
}

.platform-desc {
  font-size: 0.835rem;
  color: var(--color-text-muted);
  line-height: 1.55;
}

@media (max-width: 900px) {
  .platforms-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 560px) {
  .platforms-grid { grid-template-columns: 1fr; }
}

/* =============================================
   VALIDATION ENGINE SECTION
   ============================================= */
.validation-section {
  background: var(--color-bg-2);
  padding: var(--section-pad) 0;
}

.rules-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-top: 3rem;
}

.rule-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 1.5rem;
  transition: all var(--transition);
}

.rule-card:hover {
  border-color: var(--color-border-glow);
  transform: translateY(-2px);
}

.rule-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.875rem;
}

.rule-num {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--color-primary);
  text-transform: uppercase;
}

.rule-title {
  font-size: 0.975rem;
  font-weight: 700;
}

.rule-desc {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

.differentiator-callout {
  margin-top: 3.5rem;
  background: linear-gradient(135deg, rgba(6,182,212,0.08) 0%, rgba(129,140,248,0.08) 100%);
  border: 1px solid rgba(6,182,212,0.2);
  border-radius: 20px;
  padding: 2.5rem 3rem;
  display: flex;
  align-items: center;
  gap: 2rem;
  flex-wrap: wrap;
}

.differentiator-icon {
  font-size: 3rem;
  flex-shrink: 0;
}

.differentiator-text h3 {
  font-size: 1.5rem;
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 0.75rem;
}

.differentiator-text p {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  line-height: 1.7;
}

@media (max-width: 800px) {
  .rules-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 560px) {
  .rules-grid { grid-template-columns: 1fr; }
  .differentiator-callout { padding: 1.75rem; }
}

/* =============================================
   SECURITY SECTION
   ============================================= */
.security-section {
  padding: var(--section-pad) 0;
}

.security-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
  margin-top: 3rem;
}

.security-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: 16px;
  padding: 1.75rem;
  display: flex;
  gap: 1.25rem;
  align-items: flex-start;
  transition: all var(--transition);
}

.security-card:hover {
  border-color: rgba(16,185,129,0.3);
  box-shadow: 0 0 24px rgba(16,185,129,0.06);
  transform: translateY(-2px);
}

.security-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  background: rgba(16,185,129,0.1);
  border: 1px solid rgba(16,185,129,0.25);
  flex-shrink: 0;
}

.security-title {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.security-desc {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

@media (max-width: 700px) {
  .security-grid { grid-template-columns: 1fr; }
}

/* =============================================
   WHY MAD SOFTWARE SECTION
   ============================================= */
.why-section {
  background: var(--color-bg-2);
  padding: var(--section-pad) 0;
}

.why-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  margin-top: 3rem;
}

.why-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: 20px;
  padding: 2.25rem;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.why-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  opacity: 0;
  transition: opacity var(--transition);
}

.why-card:hover::before { opacity: 1; }
.why-card:hover {
  border-color: var(--color-border-glow);
  transform: translateY(-3px);
  box-shadow: 0 20px 50px rgba(0,0,0,0.35);
}

.why-num {
  font-family: var(--font-heading);
  font-size: 3.5rem;
  font-weight: 900;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: inline-block;
  line-height: 1;
  margin-bottom: 0.75rem;
}

.why-title {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.why-desc {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.7;
}

@media (min-width: 701px) {
  .why-card-full {
    grid-column: span 2;
  }
}

@media (max-width: 700px) {
  .why-grid { grid-template-columns: 1fr; }
}

/* =============================================
   NEXT STEPS SECTION
   ============================================= */
.steps-section {
  padding: var(--section-pad) 0;
}

.steps-list {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  margin-top: 3rem;
  max-width: 800px;
}

.step-item {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: 16px;
  padding: 2rem;
  display: flex;
  gap: 1.5rem;
  align-items: flex-start;
  transition: all var(--transition);
}

.step-item:hover {
  border-color: var(--color-border-glow);
  transform: translateX(4px);
}

.step-num-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  flex-shrink: 0;
}

.step-num {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 800;
  color: #000;
}

.step-connector {
  width: 2px;
  flex: 1;
  background: var(--color-border);
  min-height: 24px;
}

.step-item:last-child .step-connector { display: none; }

.step-title {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.step-desc {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.65;
}

/* =============================================
   CTA SECTION
   ============================================= */
.cta-section {
  background: var(--color-bg-2);
  padding: var(--section-pad) 0;
}

.cta-box {
  background: linear-gradient(135deg, rgba(6,182,212,0.08) 0%, rgba(129,140,248,0.08) 100%);
  border: 1px solid rgba(6,182,212,0.2);
  border-radius: 24px;
  padding: clamp(2.5rem, 6vw, 4rem);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-box::before {
  content: '';
  position: absolute;
  top: -50%;
  left: 50%;
  transform: translateX(-50%);
  width: 60%;
  height: 100%;
  background: radial-gradient(ellipse, rgba(6,182,212,0.1) 0%, transparent 70%);
  pointer-events: none;
}

.cta-title {
  font-size: clamp(1.75rem, 3.5vw, 2.75rem);
  font-weight: 900;
  line-height: 1.15;
  margin-bottom: 1rem;
}

.cta-desc {
  font-size: 1.05rem;
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: 2.25rem;
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
}

.cta-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.cta-contact {
  margin-top: 2.5rem;
  font-size: 0.9rem;
  color: var(--color-text-subtle);
}

.cta-contact a {
  color: var(--color-primary);
  font-weight: 600;
  transition: opacity var(--transition);
}

.cta-contact a:hover { opacity: 0.8; }

/* =============================================
   FOOTER
   ============================================= */
.footer {
  background: var(--color-bg);
  border-top: 1px solid var(--color-border);
  padding: 3.5rem 0 2rem;
}

.footer-inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-brand p {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-top: 1rem;
  max-width: 280px;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  margin-bottom: 0.5rem;
}

.footer-logo-img {
  height: 32px;
  width: auto;
  object-fit: contain;
  /* Always bright/white in dark footer backdrop */
  filter: brightness(0) invert(1) !important;
}

.footer-logo-mark {
  width: 32px;
  height: 32px;
  border-radius: 7px;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: 0.9rem;
  color: #000;
}

.footer-logo-text {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1rem;
}

.footer-col h4 {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text-muted);
  margin-bottom: 1.25rem;
}

.footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-col ul li a {
  font-size: 0.875rem;
  color: var(--color-text-subtle);
  transition: color var(--transition);
}

.footer-col ul li a:hover { color: var(--color-text); }

.footer-bottom {
  border-top: 1px solid var(--color-border);
  padding-top: 1.75rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.footer-copy {
  font-size: 0.8rem;
  color: var(--color-text-subtle);
}

.footer-links {
  display: flex;
  gap: 1.5rem;
}

.footer-links a {
  font-size: 0.8rem;
  color: var(--color-text-subtle);
  transition: color var(--transition);
}

.footer-links a:hover { color: var(--color-text); }

@media (max-width: 900px) {
  .footer-inner { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 560px) {
  .footer-inner { grid-template-columns: 1fr; gap: 2rem; }
}

/* =============================================
   SCROLL PROGRESS BAR
   ============================================= */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  z-index: 200;
  width: 0%;
  transition: width 0.1s linear;
  box-shadow: 0 0 8px rgba(6,182,212,0.6);
}

/* =============================================
   ACTIVE NAV LINK
   ============================================= */
.nav-links a.active {
  color: var(--color-text);
  position: relative;
}

.nav-links a.active::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  border-radius: 2px;
  box-shadow: 0 0 6px rgba(6,182,212,0.5);
}

/* =============================================
   MOUSE-PARALLAX GLOW ON CARDS
   ============================================= */
.service-card,
.why-card,
.platform-card {
  --mouse-x: 50%;
  --mouse-y: 50%;
}

.service-card::before,
.why-card::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: radial-gradient(
    circle at var(--mouse-x) var(--mouse-y),
    rgba(6,182,212,0.07) 0%,
    transparent 60%
  );
  pointer-events: none;
  z-index: 0;
  opacity: 0;
  transition: opacity 0.3s;
}

.service-card:hover::before,
.why-card:hover::before {
  opacity: 1;
}

.service-card > *,
.why-card > * {
  position: relative;
  z-index: 1;
}

.platform-card {
  position: relative;
  overflow: hidden;
}

.platform-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(
    circle at var(--mouse-x) var(--mouse-y),
    rgba(6,182,212,0.06) 0%,
    transparent 55%
  );
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.3s;
}

.platform-card:hover::before {
  opacity: 1;
}

.platform-card > * {
  position: relative;
  z-index: 1;
}

/* =============================================
   ROI SLIDER — fill percentage via JS
   ============================================= */
input[type=range].roi-slider {
  --thumb-pct: 5%;
}

/* Updated in JS via style attribute on the element */

/* =============================================
   NAVBAR SCROLLED STATE
   ============================================= */
.navbar.scrolled {
  background: rgba(7,11,20,0.95);
  box-shadow: 0 4px 24px rgba(0,0,0,0.3);
}

/* =============================================
   RESOURCES DROPDOWN
   ============================================= */
.nav-resources-dropdown {
  position: relative;
}

.nav-resources-btn {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  background: none;
  border: none;
  font-size: 0.9rem;
  font-weight: 500;
  font-family: var(--font-body);
  color: var(--color-text-muted);
  cursor: pointer;
  padding: 0.25rem 0;
  transition: color var(--transition);
}

.nav-resources-btn:hover,
.nav-resources-dropdown.open .nav-resources-btn {
  color: var(--color-text);
}

.nav-resources-chevron {
  transition: transform var(--transition);
}

.nav-resources-dropdown.open .nav-resources-chevron {
  transform: rotate(180deg);
}

.nav-resources-menu {
  position: absolute;
  top: calc(100% + 0.75rem);
  right: 0;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 0.5rem;
  min-width: 180px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.4);
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
  opacity: 0;
  pointer-events: none;
  transform: translateY(-8px);
  transition: opacity 0.2s ease, transform 0.2s ease;
  z-index: 150;
}

.nav-resources-dropdown.open .nav-resources-menu {
  opacity: 1;
  pointer-events: auto;
  transform: none;
}

.nav-resource-item {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.6rem 0.75rem;
  border-radius: 8px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text-muted);
  transition: all var(--transition);
  text-decoration: none;
}

.nav-resource-item:hover {
  color: var(--color-text);
  background: rgba(255,255,255,0.06);
}

.nav-resource-icon {
  font-size: 0.9rem;
  flex-shrink: 0;
}


/* =============================================
   INTEGRATION TAB FILTER
   ============================================= */
.int-tabs {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-top: 2.5rem;
  margin-bottom: 2rem;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 0.5rem;
}

.int-tab {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 1.25rem;
  border-radius: 8px;
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  background: none;
  border: none;
  color: var(--color-text-muted);
  transition: all var(--transition);
  font-family: var(--font-body);
  white-space: nowrap;
}

.int-tab:hover {
  color: var(--color-text);
  background: rgba(255,255,255,0.05);
}

.int-tab.active {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: #000;
  box-shadow: 0 0 16px rgba(6,182,212,0.3);
}

.int-tab-count {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 22px;
  height: 20px;
  padding: 0 6px;
  border-radius: 100px;
  font-size: 0.7rem;
  font-weight: 700;
  background: rgba(0,0,0,0.15);
  color: inherit;
}

.int-tab.active .int-tab-count {
  background: rgba(0,0,0,0.2);
}

/* =============================================
   PLATFORM CARD UPDATES
   ============================================= */
.platform-card-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
}

.platform-badge {
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.25rem 0.6rem;
  border-radius: 100px;
  white-space: nowrap;
  flex-shrink: 0;
}

.platform-badge-pos {
  background: rgba(6,182,212,0.12);
  color: var(--color-primary);
  border: 1px solid rgba(6,182,212,0.25);
}

.platform-badge-hr {
  background: rgba(129,140,248,0.12);
  color: var(--color-accent);
  border: 1px solid rgba(129,140,248,0.25);
}

.platform-badge-scheduling {
  background: rgba(16,185,129,0.12);
  color: var(--color-success);
  border: 1px solid rgba(16,185,129,0.25);
}

/* Override platform-card layout for new top structure */
.platform-card {
  flex-direction: column;
}

/* platforms grid — 3-col always until narrow */
.platforms-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

@media (max-width: 900px) {
  .platforms-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 560px) {
  .platforms-grid { grid-template-columns: 1fr; }
  .int-tabs { gap: 0.35rem; }
  .int-tab { padding: 0.5rem 0.9rem; font-size: 0.8rem; }
}

/* Count / contact line */
.int-count-line {
  margin-top: 2rem;
  font-size: 0.875rem;
  color: var(--color-text-subtle);
  text-align: center;
}

.int-contact-link {
  color: var(--color-primary);
  font-weight: 600;
  transition: opacity var(--transition);
}

.int-contact-link:hover { opacity: 0.75; }