/* ==========================================================================
   DealSage Landing Page — Production Stylesheet
   Design System Variables, Semantic Components & Responsive Breakpoints
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Chivo+Mono:wght@400;500;600&family=IBM+Plex+Sans:wght@400;500;600&family=Instrument+Sans:wght@400;500;600;700&display=swap');

:root {
  /* Color Palette */
  --color-bg-page: #fafbff;
  --color-bg-surface: #ffffff;
  --color-bg-subtle: #f0f3ff;
  --color-bg-node: #ecf0ff;
  --color-bg-dark: #000000;
  --color-bg-dark-card: #141414;
  --color-bg-dark-icon: #191919;

  --color-brand-primary: #1549f4;
  --color-brand-primary-hover: #000000;
  --color-brand-dark: #0831b4;
  --color-brand-light: #466ff6;
  --color-brand-tint: rgba(21, 73, 244, 0.08);

  --color-text-primary: #000000;
  --color-text-secondary: rgba(0, 0, 0, 0.7);
  --color-text-muted: #787878;
  --color-text-subtle: #989898;
  --color-text-inverse: #ffffff;
  --color-text-inverse-muted: rgba(255, 255, 255, 0.7);
  --color-text-dark-body: #b9b9b9;

  --color-border-light: #dce3fe;
  --color-border-accent: #c1ccfd;
  --color-border-dashed: #9daafa;
  --color-border-grid: #dee4f7;
  --color-border-card: #e7ebfa;
  --color-border-dark: #202020;
  --color-border-dark-node: #343434;

  /* Typography */
  --font-heading: 'IBM Plex Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-body: 'Instrument Sans', 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'Chivo Mono', ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;

  /* Fluid Type Scale */
  --text-hero: clamp(2.75rem, 5vw + 1rem, 6rem);
  --text-h2-lg: clamp(2.15rem, 3.2vw + 0.75rem, 3.8125rem);
  --text-h2-md: clamp(1.85rem, 2.5vw + 0.6rem, 3.0625rem);
  --text-h3: clamp(1.5rem, 2vw + 0.5rem, 2.5rem);
  --text-lead: clamp(1.125rem, 1.1vw + 0.6rem, 1.5625rem);
  --text-body-lg: clamp(1.05rem, 0.8vw + 0.6rem, 1.25rem);
  --text-body: 1rem;
  --text-sm: 0.875rem;
  --text-xs: 0.75rem;

  /* Layout & Spacing */
  --container-max: 1720px;
  --container-pad: clamp(1.25rem, 5vw, 6.25rem);
  --section-space: clamp(4rem, 7vw, 7.5rem);

  /* Radii & Shadows */
  --radius-xs: 4px;
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 14px;
  --radius-xl: 24px;
  --radius-pill: 9999px;

  --shadow-btn-primary: 0.5px 0.5px 1px rgba(255, 255, 255, 0.8) inset,
                        -0.5px -0.5px 1px rgba(0, 0, 0, 0.15) inset,
                        0 2px 6px rgba(21, 73, 244, 0.25);
  --shadow-header: 0 10px 30px rgba(21, 73, 244, 0.06);
  --shadow-prompt: 0 41px 41px rgba(21, 73, 244, 0.09), 0 10px 22px rgba(21, 73, 244, 0.1);
  --shadow-card: 0 20px 50px rgba(0, 0, 0, 0.06), 0 6px 16px rgba(0, 0, 0, 0.04);
  --shadow-security-card: 0 28px 28px rgba(0, 0, 0, 0.03), 0 7px 16px rgba(0, 0, 0, 0.04);

  --transition-fast: 180ms cubic-bezier(0.16, 1, 0.3, 1);
  --transition-base: 280ms cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  background-color: var(--color-bg-page);
  color: var(--color-text-primary);
  font-family: var(--font-body);
  line-height: 1.5;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

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

button, input, select, textarea {
  font: inherit;
  color: inherit;
  background: none;
  border: none;
}

button, [role="button"], [role="tab"] {
  cursor: pointer;
}

ul {
  list-style: none;
}

.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-pad);
}


.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.text-accent {
  color: var(--color-brand-primary);
}

/* ==========================================================================
   Buttons & Keycap Badges
   Blue button -> turns black on hover
   White button -> turns light gray on hover
   All hoverable elements -> cursor: pointer
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 0.9375rem;
  font-weight: 400;
  line-height: 1.4;
  text-transform: uppercase;
  padding: 11px 18px;
  border-radius: var(--radius-sm);
  transition: transform var(--transition-fast), background-color var(--transition-fast), color var(--transition-fast), box-shadow var(--transition-fast), border-color var(--transition-fast);
  white-space: nowrap;
  user-select: none;
  cursor: pointer;
}

.btn:active {
  transform: translateY(1px);
}

/* Blue Button -> Black on hover */
.btn--primary {
  background-color: var(--color-brand-primary);
  color: var(--color-text-inverse);
  box-shadow: var(--shadow-btn-primary);
}

.btn--primary:hover {
  background-color: #000000;
  color: #ffffff;
  box-shadow: 0.5px 0.5px 1px rgba(255, 255, 255, 0.35) inset, 0 6px 18px rgba(0, 0, 0, 0.28);
}

/* White Button -> Light Gray on hover */
.btn--secondary {
  background-color: var(--color-bg-surface);
  color: var(--color-text-primary);
  border: 1px solid rgba(0, 0, 0, 0.18);
}

.btn--secondary:hover {
  background-color: #eaecf2;
  border-color: rgba(0, 0, 0, 0.28);
}

/* Dark Button in CTA Banner */
.btn--dark {
  background-color: var(--color-bg-dark);
  color: var(--color-text-inverse);
  box-shadow: 0.5px 0.5px 1px rgba(255, 255, 255, 0.35) inset, 0 2px 8px rgba(0, 0, 0, 0.25);
}

.btn--dark:hover {
  background-color: #222222;
}

/* White Button with Blue Text in CTA Banner -> Light Gray on hover */
.btn--light-blue {
  background-color: var(--color-bg-surface);
  color: var(--color-brand-primary);
  border: 1px solid rgba(0, 0, 0, 0.18);
}

.btn--light-blue:hover {
  background-color: #eaecf2;
  border-color: rgba(0, 0, 0, 0.28);
}

.btn__kbd {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 28px;
  height: 28px;
  padding: 2px 8px;
  border-radius: 5px;
  font-family: var(--font-mono);
  font-size: 0.875rem;
  line-height: 1;
  text-transform: uppercase;
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.btn--primary .btn__kbd {
  background-color: var(--color-brand-dark);
  color: var(--color-text-inverse);
}

.btn--primary:hover .btn__kbd {
  background-color: #333333;
  color: #ffffff;
}

.btn--secondary .btn__kbd,
.btn--light-blue .btn__kbd {
  background-color: var(--color-bg-subtle);
  color: #0c40e9;
}

.btn--secondary:hover .btn__kbd,
.btn--light-blue:hover .btn__kbd {
  background-color: #dce1f0;
  color: #0c40e9;
}

.btn--dark .btn__kbd {
  background-color: #333333;
  color: var(--color-text-inverse);
}

.section-tag {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 13px 22px;
  border-radius: var(--radius-sm);
  border: 1px solid #dedede;
  background-color: var(--color-bg-page);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--color-text-primary);
}

/* ==========================================================================
   Section 0: Sticky Responsive Header / Navbar (Matches image_06889b.png)
   ========================================================================== */
.site-header {
  position: sticky;
  top: 16px;
  z-index: 1000;
  padding-inline: var(--container-pad);
  margin-top: 16px;
}

.navbar {
  max-width: 980px;
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 14px 28px;
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  background-color: rgba(250, 251, 255, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: var(--shadow-header);
  transition: box-shadow var(--transition-base), background-color var(--transition-base);
}

.navbar--scrolled {
  background-color: rgba(255, 255, 255, 0.96);
  box-shadow: 0 12px 36px rgba(21, 73, 244, 0.1);
}

.navbar__brand {
  display: inline-flex;
  align-items: center;
  flex-shrink: 0;
  cursor: pointer;
}

.navbar__logo {
  height: 29.5px;
  width: auto;
  object-fit: contain;
}

.navbar__nav {
  display: flex;
  align-items: center;
  gap: 34px;
}

.navbar__link {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-family: var(--font-heading);
  font-size: 1.106rem;
  font-weight: 400;
  color: rgba(0, 0, 0, 0.72);
  transition: color var(--transition-fast);
  position: relative;
  padding-block: 4px;
  cursor: pointer;
}

.navbar__link:hover,
.navbar__link--active {
  color: var(--color-brand-primary);
}

.navbar__link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-brand-primary);
  transition: width var(--transition-fast);
}

.navbar__link:hover::after,
.navbar__link--active::after {
  width: 100%;
}

.navbar__dropdown-wrapper {
  position: relative;
}

.navbar__chevron {
  width: 9px;
  height: 5px;
  transition: transform var(--transition-fast);
}

.navbar__dropdown-wrapper.is-open .navbar__chevron {
  transform: rotate(180deg);
}

.navbar__dropdown {
  position: absolute;
  top: calc(100% + 14px);
  left: 50%;
  transform: translateX(-50%) translateY(8px);
  min-width: 320px;
  width: max-content;
  background-color: var(--color-bg-surface);
  border: 1px solid var(--color-border-light);
  border-radius: 12px;
  box-shadow: 0 20px 45px rgba(21, 73, 244, 0.12), 0 4px 12px rgba(0, 0, 0, 0.05);
  padding: 8px;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity var(--transition-fast), transform var(--transition-fast), visibility var(--transition-fast);
  z-index: 1010;
}

.navbar__dropdown-wrapper.is-open .navbar__dropdown {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}

.navbar__dropdown-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  white-space: nowrap;
  padding: 10px 14px;
  border-radius: 8px;
  font-family: var(--font-heading);
  font-size: 0.9375rem;
  color: var(--color-text-primary);
  transition: background-color var(--transition-fast), color var(--transition-fast);
  cursor: pointer;
}

.navbar__dropdown-item > span {
  white-space: nowrap;
}

.navbar__dropdown-item:hover {
  background-color: var(--color-bg-subtle);
  color: var(--color-brand-primary);
}

.navbar__dropdown-badge {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  text-transform: uppercase;
  padding: 2px 8px;
  border-radius: 4px;
  background-color: var(--color-bg-subtle);
  color: var(--color-brand-primary);
  white-space: nowrap;
  flex-shrink: 0;
}

.navbar__cta {
  border-radius: var(--radius-md);
  padding: 10px 17px;
  font-size: 0.8875rem;
}

.navbar__cta .btn__kbd {
  min-width: 26.6px;
  height: 26.6px;
  font-size: 0.8875rem;
}

.navbar__mobile-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border-radius: 8px;
  border: 1px solid var(--color-border-light);
  background-color: var(--color-bg-surface);
  align-items: center;
  justify-content: center;
  color: var(--color-text-primary);
  cursor: pointer;
}

.navbar__mobile-drawer {
  display: none;
  max-width: 980px;
  margin: 8px auto 0;
  padding: 20px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border-light);
  background-color: rgba(255, 255, 255, 0.98);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08);
  flex-direction: column;
  gap: 14px;
}

.navbar__mobile-drawer.is-open {
  display: flex;
}

.navbar__mobile-link {
  font-family: var(--font-heading);
  font-size: 1.0625rem;
  font-weight: 500;
  padding: 10px 12px;
  border-radius: 8px;
  color: var(--color-text-primary);
  cursor: pointer;
}

.navbar__mobile-link:hover {
  background-color: var(--color-bg-subtle);
  color: var(--color-brand-primary);
}

.navbar__mobile-sublinks {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
  padding: 8px 12px;
  background-color: var(--color-bg-page);
  border-radius: 8px;
}

.navbar__mobile-sublink {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  padding: 6px 8px;
  border-radius: 6px;
  cursor: pointer;
}

.navbar__mobile-sublink:hover {
  color: var(--color-brand-primary);
  background-color: var(--color-bg-subtle);
}

/* ==========================================================================
   Section 1: Hero Section
   ========================================================================== */
.hero {
  position: relative;
  padding-top: clamp(2rem, 4vw, 3.5rem);
  padding-bottom: clamp(3rem, 5vw, 4.5rem);
}

.hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.08fr);
  gap: clamp(2rem, 4vw, 4.5rem);
  align-items: center;
}

.hero__content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.alumni-badge {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 18px;
  padding: 10px 20px;
  border: 1px dashed var(--color-border-accent);
  background-color: rgba(255, 255, 255, 0.5);
  margin-bottom: clamp(1.75rem, 3vw, 2.75rem);
  flex-wrap: wrap;
}

.alumni-badge__corner {
  position: absolute;
  width: 7.5px;
  height: 7.5px;
  border-color: var(--color-brand-primary);
  border-style: solid;
  pointer-events: none;
}

.alumni-badge__corner--tl { top: -1px; left: -1px; border-width: 1.5px 0 0 1.5px; }
.alumni-badge__corner--tr { top: -1px; right: -1px; border-width: 1.5px 1.5px 0 0; }
.alumni-badge__corner--bl { bottom: -1px; left: -1px; border-width: 0 0 1.5px 1.5px; }
.alumni-badge__corner--br { bottom: -1px; right: -1px; border-width: 0 1.5px 1.5px 0; }

.alumni-badge__label {
  font-family: var(--font-body);
  font-size: 1.125rem;
  color: #666666;
  letter-spacing: -0.02em;
}

.alumni-badge__logos {
  display: inline-flex;
  align-items: center;
  gap: 24px;
}

.alumni-badge__logo--jpm {
  height: 22px;
  width: 108px;
}

.alumni-badge__logo--palantir {
  height: 22px;
  width: 90px;
}

.hero__title {
  font-family: var(--font-heading);
  font-size: var(--text-hero);
  font-weight: 400;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--color-text-primary);
  margin-bottom: clamp(1.5rem, 3vw, 2.75rem);
}

.hero__subtitle {
  font-family: var(--font-body);
  font-size: var(--text-lead);
  line-height: 1.42;
  color: var(--color-text-secondary);
  max-width: 680px;
  margin-bottom: clamp(2rem, 3.5vw, 3.25rem);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
}

.hero__visual {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  min-height: 560px;
  height: clamp(460px, 48vw, 840px);
  box-shadow: var(--shadow-card);
  border: 1px solid var(--color-border-light);
}

.hero__visual-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.08);
}

.hero__visual-window {
  position: absolute;
  top: 11%;
  left: 11%;
  right: -2%;
  bottom: -2%;
  border: 8px solid rgba(255, 255, 255, 0.28);
  border-top-left-radius: 14px;
  overflow: hidden;
  background-color: var(--color-bg-surface);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.22);
}

.hero__visual-ui {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: left top;
}

/* Interactive Bottom Prompt Divider */
.hero__prompt-bar-wrap {
  position: relative;
  margin-top: clamp(2.5rem, 4vw, 3.5rem);
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero__dashed-line {
  position: absolute;
  left: 4%;
  right: 4%;
  top: 50%;
  border-top: 1px dashed var(--color-border-light);
  z-index: 1;
}

.hero__dashed-node {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 14px;
  height: 13px;
  border: 1px solid var(--color-border-light);
  border-radius: 3px;
  background-color: var(--color-bg-page);
  z-index: 2;
}

.hero__dashed-node--left { left: 4%; }
.hero__dashed-node--right { right: 4%; }

.hero__prompt-box {
  position: relative;
  z-index: 3;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  width: min(100%, 480px);
  padding: 10px 14px 10px 24px;
  border: 3px solid rgba(21, 73, 244, 0.22);
  border-radius: var(--radius-pill);
  background-color: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(12px);
  box-shadow: var(--shadow-prompt);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.hero__prompt-box:focus-within {
  border-color: var(--color-brand-primary);
  box-shadow: 0 16px 40px rgba(21, 73, 244, 0.18);
}

.hero__prompt-prefix {
  color: var(--color-brand-primary);
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 500;
  animation: blinkCursor 1.1s infinite;
}

@keyframes blinkCursor {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.2; }
}

.hero__prompt-input {
  flex: 1;
  font-family: var(--font-heading);
  font-size: 0.95rem;
  color: var(--color-text-primary);
  outline: none;
  min-width: 0;
}

.hero__prompt-input::placeholder {
  color: #6b7280;
}

.hero__prompt-submit {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background-color: var(--color-border-light);
  color: var(--color-brand-primary);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  cursor: pointer;
  transition: background-color var(--transition-fast), color var(--transition-fast), transform var(--transition-fast);
}

.hero__prompt-submit:hover {
  background-color: #000000;
  color: var(--color-text-inverse);
  transform: translateY(-1px);
}

.hero__prompt-response {
  max-width: 680px;
  margin: 14px auto 0;
  padding: 14px 20px;
  border-radius: 12px;
  background-color: var(--color-bg-surface);
  border: 1px solid var(--color-border-accent);
  box-shadow: 0 10px 25px rgba(21, 73, 244, 0.08);
  font-size: 0.9375rem;
  color: var(--color-text-secondary);
  display: none;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
}

.hero__prompt-response.is-visible {
  display: flex;
}

/* ==========================================================================
   Section 2: The Problem / Dark Stats Section (Feedback 1: image_07699f.png)
   Gray dotted background + interactive white circle spotlight hover effect
   ========================================================================== */
.problem-section {
  --spot-x: 45%;
  --spot-y: 62%;
  background-color: var(--color-bg-dark);
  background-image: radial-gradient(circle, rgba(255, 255, 255, 0.17) 1.5px, transparent 1.65px);
  background-size: 11px 11px;
  color: var(--color-text-inverse);
  padding-block: clamp(5rem, 8.5vw, 8.5rem);
  position: relative;
  overflow: hidden;
}

/* Interactive White Circle Spotlight Hover Effect over Dots */
.dark-spotlight-dots {
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle, rgba(255, 255, 255, 0.88) 1.85px, transparent 2.05px);
  background-size: 11px 11px;
  mask-image: radial-gradient(195px circle at var(--spot-x) var(--spot-y), #000 0%, rgba(0, 0, 0, 0.55) 45%, transparent 100%);
  -webkit-mask-image: radial-gradient(195px circle at var(--spot-x) var(--spot-y), #000 0%, rgba(0, 0, 0, 0.55) 45%, transparent 100%);
  pointer-events: none;
  z-index: 1;
}

.dark-spotlight-glow {
  position: absolute;
  inset: 0;
  background: radial-gradient(250px circle at var(--spot-x) var(--spot-y), rgba(255, 255, 255, 0.12), transparent 72%);
  pointer-events: none;
  z-index: 1;
}

.problem-section__grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.28fr);
  gap: clamp(2.5rem, 5vw, 5.5rem);
  align-items: center;
}

.problem-section__intro {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 28px;
}

.problem-section__title {
  font-family: var(--font-heading);
  font-size: var(--text-h2-md);
  font-weight: 400;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--color-text-inverse);
}

.problem-section__desc {
  font-family: var(--font-body);
  font-size: var(--text-lead);
  line-height: 1.45;
  color: #d0d0d0;
  opacity: 0.78;
  max-width: 580px;
}

.problem-section__desc strong {
  color: var(--color-text-inverse);
  font-weight: 600;
}

/* Architectural 3-Box Stats Matrix with Dotted Gaps (Matches image_07699f.png) */
.stats-matrix {
  position: relative;
  border-left: 1px solid var(--color-border-dark);
  border-right: 1px solid var(--color-border-dark);
  display: flex;
  flex-direction: column;
  gap: 34px;
}

.stats-matrix__row {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr);
  align-items: center;
  gap: clamp(24px, 3vw, 48px);
  padding: clamp(1.5rem, 2.5vw, 2.1rem) clamp(1.75rem, 3.5vw, 3.75rem);
  background-color: #000000;
  border-top: 1px solid var(--color-border-dark);
  border-bottom: 1px solid var(--color-border-dark);
  transition: background-color var(--transition-fast), border-color var(--transition-fast);
  cursor: pointer;
}

.stats-matrix__row:hover {
  background-color: #090d1a;
  border-color: #2f3a5c;
}

.stats-matrix__node {
  position: absolute;
  width: 9px;
  height: 9px;
  border: 1px solid #3d3d3d;
  border-radius: 2px;
  background-color: var(--color-bg-dark);
  z-index: 3;
  pointer-events: none;
}

.stats-matrix__node--tl { top: -5px; left: -5px; }
.stats-matrix__node--tr { top: -5px; right: -5px; }
.stats-matrix__node--bl { bottom: -5px; left: -5px; }
.stats-matrix__node--br { bottom: -5px; right: -5px; }

.stats-matrix__number {
  font-family: var(--font-mono);
  font-size: clamp(2.75rem, 4.6vw, 5.75rem);
  font-weight: 400;
  line-height: 1.05;
  letter-spacing: -0.03em;
  color: var(--color-text-inverse);
  white-space: nowrap;
  min-width: 0;
}

.stats-matrix__label {
  font-family: var(--font-body);
  font-size: clamp(1rem, 1.25vw, 1.45rem);
  line-height: 1.4;
  color: var(--color-text-dark-body);
  opacity: 0.72;
  max-width: 340px;
  min-width: 0;
}

.stats-matrix__label strong {
  color: var(--color-text-inverse);
  font-weight: 600;
}

/* ==========================================================================
   Section 3: One Ontology. Infinite Workflows. (Feedback 2: image_076d1f.png)
   ========================================================================== */
.ontology-section {
  padding-block: var(--section-space);
}

.section-header {
  display: flex;
  flex-direction: column;
  gap: 20px;
  max-width: 1066px;
  margin-bottom: clamp(2.25rem, 4vw, 3.25rem);
}

.section-header--center {
  margin-inline: auto;
  text-align: center;
  align-items: center;
}

.section-title {
  font-family: var(--font-heading);
  font-size: var(--text-h2-lg);
  font-weight: 500;
  line-height: 1.18;
  letter-spacing: -0.02em;
  color: var(--color-text-primary);
}

.section-subtitle {
  font-family: var(--font-body);
  font-size: var(--text-lead);
  line-height: 1.42;
  color: var(--color-text-secondary);
}

.ontology-canvas {
  position: relative;
  width: 100%;
  aspect-ratio: 1720 / 940;
  border: 1.3px solid var(--color-border-accent);
  border-radius: 10.3px;
  background-color: #f6f8ff;
  /* Exact blue '+' crosshair grid pattern from image_076d1f.png */
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='36' height='36' viewBox='0 0 36 36'%3E%3Cpath d='M18 15.5V20.5M15.5 18H20.5' stroke='%23b5c2fa' stroke-width='1.1' stroke-linecap='round'/%3E%3C/svg%3E");
  background-size: 36px 36px;
  background-position: center center;
  overflow: hidden;
}

.ontology-canvas__lines {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 1;
}

.ontology-fade {
  position: absolute;
  z-index: 3;
  pointer-events: none;
}

.ontology-fade--left {
  left: 0;
  top: 28%;
  width: 5%;
  height: 24%;
  background: linear-gradient(90deg, #f6f8ff 10%, rgba(246, 248, 255, 0) 100%);
}

.ontology-fade--right {
  right: 0;
  top: 34%;
  width: 5.5%;
  height: 22%;
  background: linear-gradient(270deg, #f6f8ff 10%, rgba(246, 248, 255, 0) 100%);
}

.ontology-node {
  position: absolute;
  z-index: 2;
  border: 1.3px solid var(--color-border-accent);
  border-radius: 5.1px;
  background-color: var(--color-bg-node);
  padding: clamp(14px, 1.55vw, 27px) clamp(20px, 2.3vw, 39.9px);
  font-family: var(--font-mono);
  font-size: clamp(0.85rem, 1.34vw, 1.6rem);
  line-height: 1.2;
  letter-spacing: -0.02em;
  text-align: center;
  color: var(--color-text-primary);
  transition: transform var(--transition-fast), border-color var(--transition-fast), background-color var(--transition-fast), box-shadow var(--transition-fast);
  cursor: pointer;
  white-space: nowrap;
}

.ontology-node:hover,
.ontology-node.is-active {
  border-color: var(--color-brand-primary);
  background-color: var(--color-bg-surface);
  box-shadow: 0 12px 28px rgba(21, 73, 244, 0.14);
}

.ontology-node__sub {
  display: block;
  color: var(--color-brand-primary);
  margin-top: 2px;
}

/* Exact Figma Positions on 1720x940 Canvas (Matches image_076d1f.png) */
.ontology-node--claude   { left: 50%; top: 4.66%; transform: translateX(-50%); }
.ontology-node--claude:hover, .ontology-node--claude.is-active { transform: translateX(-50%) translateY(-2px); }

.ontology-node--cim      { left: 14.15%; top: 20.55%; }
.ontology-node--cim:hover, .ontology-node--cim.is-active { transform: translateY(-2px); }

.ontology-node--ic       { left: 72.03%; top: 23.98%; }
.ontology-node--ic:hover, .ontology-node--ic.is-active { transform: translateY(-2px); }

.ontology-node--pipeline { left: -7.46%; top: 42.46%; }
.ontology-node--pipeline:hover, .ontology-node--pipeline.is-active { transform: translateX(130px); z-index: 5; }

.ontology-node--reports  { left: 92.76%; top: 42.46%; }
.ontology-node--reports:hover, .ontology-node--reports.is-active { transform: translateX(-115px); z-index: 5; }

.ontology-node--buyers   { left: 13.35%; top: 62.61%; }
.ontology-node--buyers:hover, .ontology-node--buyers.is-active { transform: translateY(-2px); }

.ontology-node--crm      { left: 74.18%; top: 62.61%; }
.ontology-node--crm:hover, .ontology-node--crm.is-active { transform: translateY(-2px); }

.ontology-node--views    { left: 50%; top: 78.35%; transform: translateX(-50%); }
.ontology-node--views:hover, .ontology-node--views.is-active { transform: translateX(-50%) translateY(-2px); }

.ontology-hub {
  position: absolute;
  left: 50%;
  top: 40.14%;
  transform: translateX(-50%);
  z-index: 2;
  background-color: var(--color-brand-primary);
  color: var(--color-text-inverse);
  border-radius: 7.7px;
  padding: clamp(22px, 2.55vw, 43.8px) clamp(26px, 3vw, 51.5px);
  text-align: center;
  box-shadow: 0 20px 50px rgba(21, 73, 244, 0.25);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: clamp(10px, 1vw, 16.7px);
  white-space: nowrap;
  cursor: pointer;
}

.ontology-hub__title {
  font-family: var(--font-mono);
  font-size: clamp(1.15rem, 1.6vw, 1.93rem);
  font-weight: 400;
  letter-spacing: -0.02em;
}

.ontology-hub__pills {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(6px, 0.7vw, 12px);
  font-family: var(--font-mono);
  font-size: clamp(0.68rem, 0.94vw, 1.125rem);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: rgba(254, 254, 255, 0.62);
}

.ontology-hub__dot {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.65);
}

/* ==========================================================================
   Section 4: How DealSage Works (Feedback 3: Horizontal Scroll on Vertical Page Scroll, matching image_076e14.jpg)
   ========================================================================== */
.how-section {
  position: relative;
  /* Tall scroll runway so scrolling down the website smoothly scrolls the 4 cards horizontally */
  height: 360vh;
}

.how-sticky {
  position: sticky;
  top: 84px;
  height: calc(100vh - 84px);
  min-height: 640px;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  overflow: hidden;
  padding-top: clamp(18px, 2.5vh, 32px);
  padding-bottom: 16px;
}

.how-header {
  text-align: center;
  margin-bottom: clamp(1rem, 2vh, 1.75rem);
  flex-shrink: 0;
}

.how-viewport {
  width: 100%;
  overflow: hidden;
  padding-left: var(--container-pad);
  padding-right: var(--container-pad);
}

.how-track {
  display: flex;
  align-items: stretch;
  gap: clamp(24px, 3vw, 56px);
  will-change: transform;
  transition: transform 60ms linear;
}

.how-card {
  flex: 0 0 min(86vw, 1560px);
  border: 1.3px solid var(--color-border-accent);
  border-radius: 8px;
  background-color: var(--color-bg-surface);
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
  overflow: hidden;
  height: clamp(480px, 68vh, 780px);
  position: relative;
  cursor: pointer;
}

.how-card__left {
  position: relative;
  padding: clamp(2rem, 5vw, 6rem) clamp(2rem, 4vw, 4rem) clamp(2rem, 5vw, 5rem) clamp(2.5rem, 6vw, 8.5rem);
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: clamp(20px, 2.2vw, 38.6px);
  z-index: 2;
}

.how-card__title {
  font-family: var(--font-heading);
  font-size: clamp(2.1rem, 2.8vw, 3.1375rem);
  font-weight: 500;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--color-brand-primary);
}

.how-card__desc {
  font-family: var(--font-body);
  font-size: clamp(1.2rem, 1.7vw, 2rem);
  line-height: 1.4;
  color: rgba(0, 0, 0, 0.7);
  max-width: 500px;
}

/* Exact Bottom-Left Architectural Square Grid from Figma (image_076e14.jpg) */
.how-card__grid-deco {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 600px;
  height: 358px;
  overflow: hidden;
  pointer-events: none;
  z-index: -1;
  transform-origin: bottom left;
  transform: scale(0.85);
}

.how-card__right {
  position: relative;
  margin: clamp(14px, 1.9vw, 34px);
  border-radius: 8px;
  border: 1px solid #d3dafe;
  overflow: hidden;
  background-color: #ffffff;
}

.how-card__bg-art {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.how-card__ui-frame {
  position: absolute;
  top: 12.6%;
  left: 12.8%;
  right: -8%;
  bottom: -2%;
  border: 8.8px solid rgba(255, 255, 255, 0.25);
  border-top-left-radius: 21.9px;
  overflow: hidden;
  background-color: var(--color-bg-surface);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.18);
}

.how-card__ui-img {
  position: absolute;
  max-width: none;
}

/* Exact Figma Crop Positions for the 4 Step UI Windows (Matches image_076e14.jpg) */
.how-card__ui-img--step1 {
  width: 216.6%;
  height: 118.6%;
  left: -46.16%;
  top: -13.74%;
  object-fit: cover;
}

.how-card__ui-img--step2 {
  width: 222.8%;
  height: 122.0%;
  left: -73.6%;
  top: -13.4%;
  object-fit: cover;
}

.how-card__ui-img--step3 {
  width: 200%;
  height: 135%;
  left: -3.6%;
  top: -8.5%;
  object-fit: cover;
}

.how-card__ui-img--step4 {
  width: 194.0%;
  height: 106.2%;
  left: -30.15%;
  top: -1.25%;
  object-fit: cover;
}

/* ==========================================================================
   Section 5: Where DealSage Sits (System of Record)
   ========================================================================== */
.stack-section {
  padding-block: var(--section-space);
}

.stack-card {
  border: 1px solid var(--color-border-accent);
  border-radius: var(--radius-md);
  background-color: var(--color-bg-surface);
  padding: clamp(1.25rem, 2.5vw, 2rem);
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
  gap: clamp(2rem, 4vw, 4.5rem);
  align-items: center;
}

.stack-visual {
  position: relative;
  border-radius: var(--radius-sm);
  overflow: hidden;
  padding: clamp(1.5rem, 4vw, 3.75rem);
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 580px;
}

.stack-visual__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.stack-diagram-box {
  position: relative;
  z-index: 2;
  width: min(100%, 540px);
  border: 7px solid rgba(255, 255, 255, 0.45);
  border-radius: 17px;
  background-color: var(--color-bg-surface);
  padding: clamp(1.25rem, 2.5vw, 2rem);
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.stack-diagram-box__heading {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  text-transform: uppercase;
  text-align: center;
  color: var(--color-text-primary);
}

.stack-layer {
  border: 1.1px solid var(--color-border-accent);
  border-radius: 4px;
  padding: 12px 14px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.stack-layer--record {
  background-color: var(--color-brand-primary);
  border-color: var(--color-brand-primary);
  color: var(--color-text-inverse);
}

.stack-layer__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  flex-wrap: wrap;
}

.stack-layer__eyebrow {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  text-transform: uppercase;
  opacity: 0.65;
}

.stack-layer--record .stack-layer__eyebrow {
  opacity: 0.9;
}

.stack-layer__mcp-badge {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--color-brand-primary);
  background-color: var(--color-bg-subtle);
  border: 1px solid var(--color-brand-primary);
  border-radius: 4px;
  padding: 2px 8px;
}

.stack-layer__items {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 1.05rem;
  font-weight: 600;
}

.stack-layer__subitems {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.78);
}

.stack-layer__dot {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background-color: currentColor;
}

.stack-connector {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: #8c8c8c;
}

.stack-diagram-box__footnote {
  font-size: 0.95rem;
  line-height: 1.45;
  color: var(--color-text-secondary);
}

.stack-content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 28px;
  padding-right: clamp(0rem, 2vw, 2rem);
}

.feature-list {
  display: flex;
  flex-direction: column;
  gap: 22px;
  margin-top: 8px;
}

.feature-list__item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}

.feature-list__icon-box {
  width: 28px;
  height: 28px;
  border-radius: 5px;
  background-color: var(--color-bg-subtle);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 2px;
}

.feature-list__check-icon {
  width: 12px;
  height: 8px;
}

.feature-list__text {
  font-family: var(--font-mono);
  font-size: clamp(1rem, 1.25vw, 1.35rem);
  line-height: 1.35;
  letter-spacing: -0.02em;
  color: var(--color-text-muted);
}

/* ==========================================================================
   Section 6: Built For Every Seat Around a Deal
   ========================================================================== */
.seats-section {
  padding-block: var(--section-space);
}

.seats-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 24px;
}

.seat-card {
  border: 1.3px solid var(--color-border-accent);
  border-radius: var(--radius-md);
  background-color: var(--color-bg-surface);
  padding: 20px 20px 28px;
  display: flex;
  flex-direction: column;
  gap: 24px;
  transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
  cursor: pointer;
}

.seat-card--highlighted {
  background-color: var(--color-bg-subtle);
}

.seat-card:hover {
  transform: translateY(-5px);
  border-color: var(--color-brand-primary);
  box-shadow: var(--shadow-card);
}

.seat-card__media {
  border-radius: var(--radius-md);
  overflow: hidden;
  aspect-ratio: 16 / 10.5;
  background-color: #0b132b;
}

.seat-card__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 500ms ease;
}

.seat-card:hover .seat-card__img {
  transform: scale(1.04);
}

.seat-card__header {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.seat-card__title {
  font-family: var(--font-heading);
  font-size: clamp(1.45rem, 1.8vw, 1.95rem);
  font-weight: 400;
  letter-spacing: -0.02em;
  color: var(--color-brand-primary);
}

.seat-card__subtitle {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: -0.02em;
  color: var(--color-text-subtle);
}

.seat-card__list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.seat-card__item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding-bottom: 12px;
  border-bottom: 1.3px solid var(--color-bg-subtle);
  font-family: var(--font-body);
  font-size: 1.1rem;
  color: var(--color-text-primary);
}

.seat-card--highlighted .seat-card__item {
  border-bottom-color: rgba(193, 204, 253, 0.45);
}

.seat-card__item:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.seat-card__check-icon {
  width: 17px;
  height: 12px;
  flex-shrink: 0;
}

/* ==========================================================================
   Section 7: Founded By A Team That's Been In Your Seat (Feedback 4: image_07717b.jpg)
   Left dark dotted area with interactive white circle spotlight + skyline dots behind founders + visible white logos
   ========================================================================== */
.founders-section {
  --spot-x: 24%;
  --spot-y: 48%;
  background-color: var(--color-bg-dark);
  color: var(--color-text-inverse);
  padding-block: clamp(4.5rem, 8vw, 7.5rem);
  position: relative;
  overflow: hidden;
}

/* Left half dotted background matching image_07717b.jpg */
.founders-section__left-dots {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 45.5%;
  background-image: radial-gradient(circle, rgba(255, 255, 255, 0.17) 1.5px, transparent 1.65px);
  background-size: 11px 11px;
  pointer-events: none;
  z-index: 1;
}

.founders-section .dark-spotlight-dots {
  width: 100%;
}

.founders-grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, 0.88fr) minmax(0, 1.12fr);
  gap: clamp(2.5rem, 5vw, 5rem);
  align-items: stretch;
}

.founders-info {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 40px;
  padding-block: 16px;
}

.founders-info__top {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 24px;
}

.founders-info__title {
  font-family: var(--font-heading);
  font-size: var(--text-h2-lg);
  font-weight: 500;
  line-height: 1.18;
  letter-spacing: -0.02em;
}

.founders-info__desc {
  font-size: 1.25rem;
  line-height: 1.45;
  color: var(--color-text-inverse-muted);
  max-width: 540px;
}

.founders-info__link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 1rem;
  text-transform: uppercase;
  color: var(--color-text-inverse);
  transition: color var(--transition-fast), gap var(--transition-fast);
  cursor: pointer;
}

.founders-info__link:hover {
  color: var(--color-brand-light);
  gap: 14px;
}

.institutions-box {
  position: relative;
  border: 1px dashed var(--color-border-dark-node);
  background-color: rgba(0, 0, 0, 0.72);
  padding: 24px 28px;
  max-width: 470px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.institutions-box__corner {
  position: absolute;
  width: 8px;
  height: 8px;
  border-color: var(--color-brand-primary);
  border-style: solid;
  pointer-events: none;
}

.institutions-box__corner--tl { top: 6px; left: 6px; border-width: 1.5px 0 0 1.5px; }
.institutions-box__corner--tr { top: 6px; right: 6px; border-width: 1.5px 1.5px 0 0; }
.institutions-box__corner--bl { bottom: 6px; left: 6px; border-width: 0 0 1.5px 1.5px; }
.institutions-box__corner--br { bottom: 6px; right: 6px; border-width: 0 1.5px 1.5px 0; }

.institutions-box__label {
  font-family: var(--font-mono);
  font-size: 0.9375rem;
  text-transform: uppercase;
  color: #707070;
}

.institutions-box__logos {
  display: flex;
  align-items: center;
  gap: 42px;
  flex-wrap: wrap;
  min-height: 40px;
}

/* Explicit width & height so white SVG logos in dark section are always 100% visible */
.institutions-box__logo--jpm {
  width: 186px;
  height: 38px;
  flex-shrink: 0;
}

.institutions-box__logo--palantir {
  width: 156px;
  height: 38px;
  flex-shrink: 0;
}

/* Founders Portraits Grid with Dotted Skyline Behind Transparent Portraits (Matches image_07717b.jpg) */
.founders-cards {
  position: relative;
  border: 1px solid var(--color-border-dark);
  background-color: #000000;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.founders-cards__node {
  position: absolute;
  width: 11px;
  height: 11px;
  border: 1px solid var(--color-border-dark);
  border-radius: 2px;
  background-color: #000000;
  z-index: 4;
  pointer-events: none;
}

.founders-cards__node--tl { top: -6px; left: -6px; }
.founders-cards__node--tr { top: -6px; right: -6px; }
.founders-cards__node--ml { bottom: 102px; left: -6px; }
.founders-cards__node--mr { bottom: 102px; right: -6px; }
.founders-cards__node--bl { bottom: -6px; left: -6px; }
.founders-cards__node--br { bottom: -6px; right: -6px; }

/* Dotted skyline columns behind the two founders (from extracted/index.html Section 7) */
.founders-skyline {
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  bottom: 108px;
  pointer-events: none;
  z-index: 1;
  overflow: hidden;
}

.founders-skyline__bar {
  position: absolute;
  bottom: 0;
  background-image: radial-gradient(circle, rgba(255, 255, 255, 0.85) 1.5px, transparent 1.65px);
  background-size: 9px 9px;
  opacity: 0.27;
}

.founders-skyline__bar--1 { left: 8%;  width: 11%; height: 58%; }
.founders-skyline__bar--2 { left: 21%; width: 6%;  height: 59%; }
.founders-skyline__bar--3 { left: 34%; width: 11%; height: 75%; }
.founders-skyline__bar--4 { left: 45%; width: 9.6%; height: 57%; }
.founders-skyline__bar--5 { left: 55%; width: 12.5%; height: 84%; }
.founders-skyline__bar--6 { left: 79%; width: 11%; height: 66%; }

.founder-card {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  cursor: pointer;
}

.founder-card__portrait-wrap {
  aspect-ratio: 447 / 537;
  overflow: hidden;
  background-color: transparent;
  border-bottom: 1px solid var(--color-border-dark);
}

.founder-card__portrait {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  transition: transform 500ms ease;
}

.founder-card:hover .founder-card__portrait {
  transform: scale(1.03);
}

.founder-card__meta {
  padding: 24px 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  background-color: #000000;
}

.founder-card:first-of-type .founder-card__meta {
  border-right: 1px solid var(--color-border-dark);
}

.founder-card__name {
  font-family: var(--font-heading);
  font-size: clamp(1.35rem, 1.8vw, 1.85rem);
  font-weight: 500;
  color: var(--color-text-inverse);
}

.founder-card__role {
  font-family: var(--font-heading);
  font-size: 1.125rem;
  color: #808080;
}

.founder-card__socials {
  display: flex;
  align-items: center;
  gap: 10px;
}

.social-btn {
  width: 35px;
  height: 35px;
  border-radius: 4px;
  background-color: var(--color-bg-dark-icon);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background-color var(--transition-fast), transform var(--transition-fast);
}

.social-btn:hover {
  background-color: var(--color-brand-primary);
  transform: translateY(-2px);
}

.social-btn__icon {
  width: 18px;
  height: 18px;
}

/* ==========================================================================
   Section 8: Securing the Future of Finance (Feedback 5: image_0771be.png)
   3-column frame with middle dotted divider & overlapping layered card stack ("one another upon")
   ========================================================================== */
.security-section {
  padding-block: var(--section-space);
}

.security-frame {
  position: relative;
  border: 1px solid var(--color-border-accent);
  background-color: var(--color-bg-page);
  display: grid;
  grid-template-columns: minmax(0, 0.84fr) 180px minmax(0, 1fr);
  min-height: 510px;
}

.security-frame__node {
  position: absolute;
  width: 13px;
  height: 13px;
  border: 1px solid var(--color-border-accent);
  border-radius: 3px;
  background-color: var(--color-bg-page);
  z-index: 4;
  pointer-events: none;
}

.security-frame__node--tl { top: -6.5px; left: -6.5px; }
.security-frame__node--tr { top: -6.5px; right: -6.5px; }
.security-frame__node--bl { bottom: -6.5px; left: -6.5px; }
.security-frame__node--br { bottom: -6.5px; right: -6.5px; }

.security-visual {
  position: relative;
  min-height: 490px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px;
  overflow: hidden;
}

.security-visual__map {
  position: absolute;
  inset: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0.55;
  pointer-events: none;
}

.security-visual__map-svg {
  width: 100%;
  height: auto;
}

.security-shield {
  position: relative;
  width: 329px;
  height: 365px;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2;
}

.security-shield__layer {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.security-shield__layer--3 {
  width: 77%;
  height: 77%;
  margin: auto;
}

.security-shield__seal {
  position: relative;
  z-index: 3;
  width: 168px;
  height: 168px;
}

/* Middle Dotted Divider Column (Matches image_0771be.png) */
.security-divider-col {
  position: relative;
  border-left: 1px solid var(--color-border-accent);
  border-right: 1px solid var(--color-border-accent);
  background-image: radial-gradient(circle, #c1ccfd 1.5px, transparent 1.65px);
  background-size: 11px 11px;
}

.security-divider-col__node {
  position: absolute;
  width: 13px;
  height: 13px;
  border: 1px solid var(--color-border-accent);
  border-radius: 3px;
  background-color: var(--color-bg-page);
  z-index: 4;
  pointer-events: none;
}

.security-divider-col__node--tl { top: -6.5px; left: -6.5px; }
.security-divider-col__node--tr { top: -6.5px; right: -6.5px; }
.security-divider-col__node--bl { bottom: -6.5px; left: -6.5px; }
.security-divider-col__node--br { bottom: -6.5px; right: -6.5px; }

.security-cards-col {
  padding: clamp(2rem, 3.5vw, 3.5rem);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 36px;
}

/* Overlapping Layered Stack ("one another upon" like image_0771be.png) */
.security-cascade {
  position: relative;
  width: min(100%, 532px);
  height: 205px;
  margin-top: 20px;
}

.security-card {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  border-style: solid;
  border-color: var(--color-border-card);
  background-color: var(--color-bg-surface);
  display: flex;
  align-items: center;
  box-shadow: 0px 28px 28px rgba(0, 0, 0, 0.035), 0px 7px 16px rgba(0, 0, 0, 0.045);
  transition: transform 320ms cubic-bezier(0.16, 1, 0.3, 1), top 320ms cubic-bezier(0.16, 1, 0.3, 1), width 320ms cubic-bezier(0.16, 1, 0.3, 1), border-color var(--transition-fast), box-shadow var(--transition-fast);
  cursor: pointer;
  user-select: none;
}

/* Exact 5-Layer Cascade Geometry from Figma (image_0771be.png) */
.security-card[data-stack-pos="0"] {
  z-index: 5;
  top: 0px;
  width: 100%;
  border-width: 1.5px;
  border-radius: 16px;
  padding: 14.8px 17.8px;
  gap: 24px;
}

.security-card[data-stack-pos="1"] {
  z-index: 4;
  top: 31px;
  width: 92.9%;
  border-width: 1.4px;
  border-radius: 14px;
  padding: 13.8px 16.5px;
  gap: 22px;
}

.security-card[data-stack-pos="2"] {
  z-index: 3;
  top: 66.5px;
  width: 82.6%;
  border-width: 1.2px;
  border-radius: 12px;
  padding: 12.2px 14.7px;
  gap: 20px;
}

.security-card[data-stack-pos="3"] {
  z-index: 2;
  top: 84.2px;
  width: 74.3%;
  border-width: 1.1px;
  border-radius: 10px;
  padding: 11px 13.2px;
  gap: 18px;
}

.security-card[data-stack-pos="4"] {
  z-index: 1;
  top: 119.7px;
  width: 66.1%;
  border-width: 1px;
  border-radius: 8px;
  padding: 9.8px 11.8px;
  gap: 16px;
}

.security-card:hover {
  border-color: var(--color-brand-primary);
}

.security-card__icon-wrap {
  border-radius: 11.5px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: width 320ms ease, height 320ms ease;
}

.security-card[data-stack-pos="0"] .security-card__icon-wrap { width: 68px; height: 68px; border-radius: 11.9px; }
.security-card[data-stack-pos="1"] .security-card__icon-wrap { width: 63px; height: 63px; border-radius: 11px; }
.security-card[data-stack-pos="2"] .security-card__icon-wrap { width: 56px; height: 56px; border-radius: 9.8px; }
.security-card[data-stack-pos="3"] .security-card__icon-wrap { width: 50.6px; height: 50.6px; border-radius: 8.8px; }
.security-card[data-stack-pos="4"] .security-card__icon-wrap { width: 45.1px; height: 45.1px; border-radius: 7.8px; }

.security-card__icon-wrap--blue   { background-color: #e7ebfa; }
.security-card__icon-wrap--green  { background-color: #ecf9ef; }
.security-card__icon-wrap--purple { background-color: #f3e9f5; }
.security-card__icon-wrap--red    { background-color: #ffeaea; }
.security-card__icon-wrap--sky    { background-color: #eff4fc; }

.security-card__svg {
  width: 55%;
  height: 55%;
}

.security-card__title {
  font-family: var(--font-body);
  font-weight: 600;
  color: var(--color-text-primary);
  line-height: 1.35;
  transition: font-size 320ms ease;
}

.security-card[data-stack-pos="0"] .security-card__title { font-size: clamp(1.25rem, 1.55vw, 1.85rem); }
.security-card[data-stack-pos="1"] .security-card__title { font-size: clamp(1.15rem, 1.4vw, 1.7rem); }
.security-card[data-stack-pos="2"] .security-card__title { font-size: clamp(1.05rem, 1.28vw, 1.53rem); }
.security-card[data-stack-pos="3"] .security-card__title { font-size: clamp(0.95rem, 1.15vw, 1.375rem); }
.security-card[data-stack-pos="4"] .security-card__title { font-size: clamp(0.875rem, 1.02vw, 1.225rem); }

.security-soc-note {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  opacity: 0.42;
  margin-top: 24px;
  font-weight: 600;
  font-size: 1.15rem;
}

.security-soc-note__svg {
  width: 28px;
  height: 28px;
}

/* ==========================================================================
   Section 9: CTA Banner (Feedback 6: image_077501.jpg) & FAQ Accordion (image_06891e.png)
   ========================================================================== */
.cta-section {
  padding-top: calc(var(--section-space) * 0.5);
  padding-bottom: var(--section-space);
}

.cta-banner {
  position: relative;
  border: 3px solid #e3e4fd;
  border-radius: 15px;
  background-image: linear-gradient(180deg, #1549f4 28%, #466ff6 100%);
  color: var(--color-text-inverse);
  overflow: hidden;
  display: grid;
  grid-template-columns: minmax(0, 0.94fr) minmax(0, 1.06fr);
  align-items: center;
  min-height: 620px;
  padding: clamp(3rem, 5vw, 5.5rem);
}

/* Exact 177 Stepped Triangle Bars Flush Left/Top/Bottom (Matches image_077501.jpg) */
.cta-waveform {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 1;
}

.cta-waveform__bar {
  position: absolute;
  background-color: rgba(217, 217, 217, 0.15);
}

.cta-waveform__bar--lit {
  background-color: rgba(255, 255, 255, 0.65);
}

.cta-banner__spacer {
  min-height: 1px;
}

.cta-banner__content {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 36px;
}

.cta-banner__title {
  font-family: var(--font-heading);
  font-size: var(--text-h2-lg);
  font-weight: 500;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

.cta-banner__desc {
  font-size: var(--text-lead);
  line-height: 1.42;
  color: rgba(255, 255, 255, 0.72);
  max-width: 580px;
}

.cta-banner__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 17px;
}

/* FAQ Accordion Section (Matches image_06891e.png) */
.faq-section {
  padding-block: var(--section-space);
}

.faq-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
  gap: clamp(2.5rem, 5vw, 5rem);
  align-items: flex-start;
}

.faq-heading {
  font-family: var(--font-heading);
  font-size: clamp(3rem, 5vw, 6rem);
  font-weight: 500;
  line-height: 1.15;
  color: rgba(0, 0, 0, 0.14);
  position: sticky;
  top: 120px;
}

.faq-accordion {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.faq-item {
  border-radius: 30px;
  background-color: var(--color-bg-surface);
  border: 1px solid rgba(220, 227, 254, 0.7);
  box-shadow: 0 4px 20px rgba(21, 73, 244, 0.03);
  overflow: hidden;
  transition: box-shadow var(--transition-base), border-color var(--transition-base);
  cursor: pointer;
}

.faq-item:hover {
  border-color: var(--color-border-accent);
  box-shadow: 0 10px 28px rgba(21, 73, 244, 0.06);
}

.faq-item.is-open {
  border-color: var(--color-border-accent);
  box-shadow: 0 14px 34px rgba(21, 73, 244, 0.08);
}

.faq-item__trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 20px 24px 20px 30px;
  text-align: left;
  cursor: pointer;
}

.faq-item__question {
  font-family: var(--font-body);
  font-size: clamp(1.125rem, 1.4vw, 1.5625rem);
  font-weight: 600;
  line-height: 1.38;
  color: var(--color-text-primary);
}

.faq-item__icon-circle {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background-color: var(--color-brand-primary);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: background-color var(--transition-fast), transform var(--transition-base);
}

.faq-item__trigger:hover .faq-item__icon-circle {
  background-color: #000000;
}

.faq-item__icon-svg {
  width: 14.3px;
  height: 14.3px;
  transition: transform var(--transition-base);
  transform: rotate(45deg);
}

.faq-item.is-open .faq-item__icon-svg {
  transform: rotate(0deg);
}

.faq-item__panel {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows var(--transition-base);
}

.faq-item.is-open .faq-item__panel {
  grid-template-rows: 1fr;
}

.faq-item__panel-inner {
  overflow: hidden;
}

.faq-item__answer {
  padding: 0 30px 28px 30px;
  font-family: var(--font-body);
  font-size: clamp(1rem, 1.15vw, 1.25rem);
  line-height: 1.5;
  color: rgba(0, 0, 0, 0.55);
  display: flex;
  flex-direction: column;
  gap: 16px;
}

/* ==========================================================================
   Section 10: Footer
   ========================================================================== */
.site-footer {
  position: relative;
  border-top: 1px solid var(--color-border-grid);
  padding-top: clamp(4rem, 6vw, 5.5rem);
  overflow: hidden;
}

.footer__top {
  display: grid;
  grid-template-columns: minmax(240px, 0.85fr) minmax(0, 1.65fr);
  gap: clamp(2.5rem, 5vw, 5rem);
  align-items: flex-start;
  margin-bottom: clamp(4rem, 7vw, 6.5rem);
}

.footer__brand-col {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 20px;
}

.footer__logo {
  height: 52px;
  width: auto;
  object-fit: contain;
}

.footer__tagline {
  font-size: 1.2rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  max-width: 320px;
}

.footer__cta-btn {
  border-radius: 10px;
  padding: 14px 22px;
  font-family: var(--font-body);
  font-weight: 600;
  text-transform: none;
  font-size: 1rem;
}

.footer__nav-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(110px, 1fr)) minmax(280px, 1.6fr);
  gap: 32px;
}

.footer__col {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.footer__col-title {
  font-family: var(--font-body);
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--color-text-primary);
}

.footer__links {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.footer__link {
  font-size: 1.1rem;
  font-weight: 500;
  color: rgba(0, 0, 0, 0.45);
  transition: color var(--transition-fast);
  cursor: pointer;
}

.footer__link:hover {
  color: var(--color-brand-primary);
}

.footer__newsletter {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.footer__newsletter-desc {
  font-size: 0.98rem;
  line-height: 1.45;
  color: rgba(0, 0, 0, 0.6);
}

.newsletter-form {
  display: flex;
  align-items: center;
  border: 1px solid #7880f5;
  border-radius: 8px;
  background-color: var(--color-bg-surface);
  padding: 6px 6px 6px 18px;
  gap: 8px;
}

.newsletter-form:focus-within {
  border-color: var(--color-brand-primary);
  box-shadow: 0 0 0 3px rgba(21, 73, 244, 0.12);
}

.newsletter-form__input {
  flex: 1;
  font-size: 1.05rem;
  color: var(--color-text-primary);
  outline: none;
  min-width: 0;
}

.newsletter-form__input::placeholder {
  color: #c1c1c1;
}

.newsletter-form__submit {
  background-color: var(--color-brand-primary);
  color: var(--color-text-inverse);
  border-radius: 6px;
  height: 44px;
  padding-inline: 22px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background-color var(--transition-fast);
}

.newsletter-form__submit:hover {
  background-color: #000000;
}

.newsletter-feedback {
  font-size: 0.875rem;
  color: var(--color-brand-primary);
  font-weight: 500;
  min-height: 1.25rem;
}

.footer__legal {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
  padding-bottom: 40px;
  color: #757575;
  font-size: 1.05rem;
}

.footer__copyright {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.footer__copyright-icon {
  width: 15px;
  height: 15px;
}

.footer__legal-links {
  display: flex;
  align-items: center;
  gap: 26px;
  flex-wrap: wrap;
}

.footer__legal-link {
  cursor: pointer;
}

.footer__legal-link:hover {
  color: var(--color-brand-primary);
}

/* Decorative Footer Gradient Pillars */
.footer__pillars {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  align-items: end;
  height: 360px;
  margin-top: -80px;
  pointer-events: none;
}

.footer__pillar {
  width: 100%;
  background-image: linear-gradient(180deg, rgba(250, 251, 255, 0) 0%, #1549f4 79.3%, #0a2479 100%);
}

.footer__pillar--1, .footer__pillar--7 { height: 48%; }
.footer__pillar--2, .footer__pillar--6 { height: 64%; }
.footer__pillar--3, .footer__pillar--5 { height: 82%; }
.footer__pillar--4 { height: 100%; }

/* ==========================================================================
   Interactive Schedule a Demo Modal
   ========================================================================== */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background-color: rgba(5, 12, 36, 0.62);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  z-index: 2000;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity var(--transition-base), visibility var(--transition-base);
}

.modal-backdrop.is-open {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.modal-card {
  width: min(100%, 520px);
  background-color: var(--color-bg-surface);
  border: 1px solid var(--color-border-light);
  border-radius: 20px;
  padding: 32px;
  box-shadow: 0 30px 70px rgba(0, 0, 0, 0.25);
  position: relative;
  transform: translateY(16px);
  transition: transform var(--transition-base);
}

.modal-backdrop.is-open .modal-card {
  transform: translateY(0);
}

.modal-card__close {
  position: absolute;
  top: 20px;
  right: 20px;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background-color: var(--color-bg-subtle);
  color: var(--color-brand-primary);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

.modal-card__close:hover {
  background-color: #000000;
  color: #ffffff;
}

.modal-card__title {
  font-family: var(--font-heading);
  font-size: 1.65rem;
  font-weight: 600;
  margin-bottom: 8px;
}

.modal-card__subtitle {
  font-size: 0.95rem;
  color: var(--color-text-secondary);
  margin-bottom: 24px;
}

.demo-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.demo-form__group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.demo-form__label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.demo-form__input,
.demo-form__select {
  border: 1px solid var(--color-border-accent);
  border-radius: 8px;
  padding: 12px 14px;
  font-size: 0.95rem;
  background-color: var(--color-bg-page);
  outline: none;
}

.demo-form__input:focus,
.demo-form__select:focus {
  border-color: var(--color-brand-primary);
  background-color: var(--color-bg-surface);
}

.demo-form__success {
  display: none;
  padding: 20px;
  border-radius: 12px;
  background-color: #ecf9ef;
  color: #0d5c25;
  text-align: center;
  font-weight: 500;
}

.demo-form__success.is-visible {
  display: block;
}

/* ==========================================================================
   Responsive Media Queries (Desktop -> Laptop -> Tablet -> Mobile)
   ========================================================================== */
@media (max-width: 1280px) {
  .seats-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .footer__nav-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .footer__newsletter {
    grid-column: 1 / -1;
    max-width: 460px;
  }
  .security-frame {
    grid-template-columns: minmax(0, 0.9fr) 90px minmax(0, 1.1fr);
  }
}

@media (max-width: 1024px) {
  .hero__grid,
  .problem-section__grid,
  .stack-card,
  .founders-grid,
  .security-frame,
  .cta-banner,
  .faq-grid,
  .footer__top {
    grid-template-columns: 1fr;
  }

  .founders-section__left-dots {
    width: 100%;
  }

  .security-divider-col {
    display: none;
  }

  .security-visual {
    border-bottom: 1px solid var(--color-border-accent);
  }

  .faq-heading {
    position: static;
  }

  .cta-banner {
    min-height: auto;
  }

  .cta-banner__spacer {
    display: none;
  }

  .cta-waveform {
    opacity: 0.28;
  }
}

@media (max-width: 900px) {
  .navbar__nav,
  .navbar__cta {
    display: none;
  }

  .navbar__mobile-toggle {
    display: inline-flex;
  }

  .ontology-canvas {
    aspect-ratio: auto;
    padding: 24px;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }

  .ontology-canvas__lines,
  .ontology-fade {
    display: none;
  }

  .ontology-node,
  .ontology-hub {
    position: static;
    transform: none !important;
    white-space: normal;
  }

  .ontology-hub {
    grid-column: 1 / -1;
    order: -1;
  }

  /* On mobile/tablet, allow natural horizontal swipe or stacked scroll for How DealSage Works */
  .how-section {
    height: auto;
    padding-block: var(--section-space);
  }

  .how-sticky {
    position: static;
    height: auto;
    min-height: 0;
  }

  .how-viewport {
    overflow-x: auto;
    scroll-snap-type: x mandatory;
  }

  .how-track {
    transform: none !important;
  }

  .how-card {
    flex: 0 0 90vw;
    scroll-snap-align: start;
    grid-template-columns: 1fr;
    height: auto;
  }

  .how-card__right {
    min-height: 360px;
  }
}

@media (max-width: 640px) {
  .seats-grid,
  .founders-cards,
  .ontology-canvas,
  .footer__nav-grid {
    grid-template-columns: 1fr;
  }

  .founder-card:first-of-type .founder-card__meta {
    border-right: none;
    border-bottom: 1px solid var(--color-border-dark);
  }

  .stats-matrix__row {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .hero__visual {
    min-height: 360px;
  }

  .faq-item__trigger {
    padding: 16px 18px 16px 20px;
  }

  .faq-item__icon-circle {
    width: 42px;
    height: 42px;
  }

  .faq-item__answer {
    padding: 0 20px 22px 20px;
  }

  .footer__pillars {
    height: 200px;
    margin-top: -30px;
  }
}