:root {
  --bg-primary: #060a12;
  --bg-elevated: #0b111e;
  --bg-card: #0f172a;
  --bg-card-hover: #131d35;
  --bg-input: #070c16;
  --border-subtle: rgba(148, 163, 184, 0.14);
  --border-strong: rgba(148, 163, 184, 0.24);
  --border-accent: rgba(56, 189, 248, 0.38);
  --text-primary: #f8fafc;
  --text-secondary: #cbd5e1;
  --text-muted: #94a3b8;
  --accent-cyan: #38bdf8;
  --accent-cyan-bright: #7dd3fc;
  --accent-emerald: #34d399;
  --accent-amber: #fbbf24;
  --shadow-card: 0 10px 30px -10px rgba(2, 6, 23, 0.65), inset 0 1px 0 rgba(255, 255, 255, 0.05);
  --shadow-elevated: 0 20px 45px -15px rgba(2, 6, 23, 0.8), inset 0 1px 0 rgba(255, 255, 255, 0.08);
  --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 5rem;
}

body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-sans);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

/* Inline code tokens */
code {
  font-family: var(--font-mono);
  font-size: 0.83em;
  color: var(--accent-cyan-bright);
  background: rgba(15, 23, 42, 0.85);
  border: 1px solid rgba(56, 189, 248, 0.2);
  padding: 0.12rem 0.42rem;
  border-radius: 0.3rem;
  white-space: nowrap;
}

.container {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 1.75rem;
}

/* ==========================================================================
   Header & Navigation (Desktop + Mobile Responsive Hamburger)
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(6, 10, 18, 0.86);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border-subtle);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 4.5rem;
  gap: 1.25rem;
  position: relative;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  flex-shrink: 0;
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-cyan);
  font-size: 0.95rem;
  line-height: 1;
  text-shadow: 0 0 12px rgba(56, 189, 248, 0.55);
}

.brand-name {
  font-weight: 700;
  font-size: 1.06rem;
  letter-spacing: -0.015em;
  color: var(--text-primary);
  white-space: nowrap;
}

.badge-beta {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
  background: rgba(56, 189, 248, 0.1);
  color: var(--accent-cyan);
  border: 1px solid rgba(56, 189, 248, 0.32);
  white-space: nowrap;
}

/* Hamburger button (hidden on desktop) */
.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 2.5rem;
  height: 2.5rem;
  padding: 0.5rem;
  border-radius: 0.45rem;
  background: rgba(15, 23, 42, 0.8);
  border: 1px solid var(--border-strong);
  color: var(--text-primary);
  cursor: pointer;
  gap: 5px;
  transition: border-color 0.18s ease, background-color 0.18s ease;
}

.menu-toggle:hover,
.menu-toggle:focus-visible {
  border-color: var(--accent-cyan);
  background: rgba(56, 189, 248, 0.1);
  outline: none;
}

.menu-toggle-bar {
  display: block;
  width: 18px;
  height: 2px;
  background-color: var(--text-primary);
  border-radius: 2px;
  transition: transform 0.22s ease, opacity 0.22s ease;
}

.menu-toggle[aria-expanded="true"] .menu-toggle-bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.menu-toggle[aria-expanded="true"] .menu-toggle-bar:nth-child(2) {
  opacity: 0;
}

.menu-toggle[aria-expanded="true"] .menu-toggle-bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.header-nav {
  display: flex;
  align-items: center;
  gap: 1.65rem;
}

.header-nav a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.88rem;
  font-weight: 500;
  letter-spacing: -0.005em;
  transition: color 0.16s ease;
  white-space: nowrap;
}

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

.header-nav .btn-nav {
  padding: 0.5rem 1rem;
  border-radius: 0.45rem;
  background: rgba(56, 189, 248, 0.12);
  color: var(--accent-cyan-bright);
  border: 1px solid rgba(56, 189, 248, 0.38);
  font-weight: 600;
  font-size: 0.85rem;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08);
  transition: all 0.18s ease;
}

.header-nav .btn-nav:hover {
  background: var(--accent-cyan);
  color: #04101f;
  border-color: var(--accent-cyan);
  box-shadow: 0 0 20px rgba(56, 189, 248, 0.35);
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero {
  position: relative;
  padding: 5.75rem 0 4.75rem;
  border-bottom: 1px solid var(--border-subtle);
  background-color: var(--bg-primary);
  background-image:
    radial-gradient(ellipse 80% 55% at 50% -10%, rgba(56, 189, 248, 0.13), transparent 70%),
    linear-gradient(to right, rgba(148, 163, 184, 0.03) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(148, 163, 184, 0.03) 1px, transparent 1px);
  background-size: 100% 100%, 48px 48px, 48px 48px;
}

.hero-badge-wrap {
  margin-bottom: 1.5rem;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  padding: 0.32rem 0.85rem;
  border-radius: 999px;
  background: rgba(15, 23, 42, 0.85);
  color: var(--accent-cyan-bright);
  border: 1px solid rgba(56, 189, 248, 0.3);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  box-shadow: 0 4px 14px rgba(2, 6, 23, 0.5);
}

.hero-badge::before {
  content: "";
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-emerald);
  box-shadow: 0 0 8px var(--accent-emerald);
}

.hero h1 {
  font-size: clamp(2rem, 3.8vw, 3.1rem);
  font-weight: 750;
  line-height: 1.15;
  letter-spacing: -0.028em;
  max-width: 940px;
  margin-bottom: 1.5rem;
  color: var(--text-primary);
}

.hero-lead {
  color: var(--text-secondary);
  font-size: clamp(1.02rem, 1.35vw, 1.16rem);
  line-height: 1.7;
  max-width: 820px;
  margin-bottom: 2.25rem;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 3rem;
}

.btn-primary,
.btn-secondary,
.btn-submit {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.82rem 1.5rem;
  border-radius: 0.5rem;
  font-weight: 600;
  font-size: 0.94rem;
  letter-spacing: -0.01em;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.18s ease;
}

.btn-primary,
.btn-submit {
  background: linear-gradient(180deg, #56cbf9 0%, #38bdf8 100%);
  color: #04101f;
  border: 1px solid var(--accent-cyan);
  box-shadow: 0 4px 20px rgba(56, 189, 248, 0.25), inset 0 1px 0 rgba(255, 255, 255, 0.35);
}

.btn-primary:hover,
.btn-submit:hover {
  background: linear-gradient(180deg, #7dd3fc 0%, #38bdf8 100%);
  transform: translateY(-1px);
  box-shadow: 0 6px 24px rgba(56, 189, 248, 0.38), inset 0 1px 0 rgba(255, 255, 255, 0.45);
}

.btn-secondary {
  background: rgba(15, 23, 42, 0.8);
  color: var(--text-primary);
  border: 1px solid var(--border-strong);
  box-shadow: var(--shadow-card);
}

.btn-secondary:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-accent);
  transform: translateY(-1px);
}

.trust-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.5rem;
  padding: 1.15rem 1.5rem;
  border-radius: 0.65rem;
  background: rgba(11, 17, 30, 0.9);
  border: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-card);
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.trust-strip span {
  display: block;
  position: relative;
  padding-left: 0.95rem;
  line-height: 1.5;
}

.trust-strip span::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.48rem;
  width: 5px;
  height: 5px;
  border-radius: 1px;
  background: var(--accent-cyan);
}

.trust-strip strong {
  color: var(--text-primary);
  font-weight: 600;
}

/* ==========================================================================
   Section Scaffolding & Typography Hierarchy
   ========================================================================== */
.section {
  padding: 5.5rem 0;
  border-bottom: 1px solid var(--border-subtle);
}

.section-alt {
  background: linear-gradient(180deg, var(--bg-elevated) 0%, #080d18 100%);
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent-cyan);
  margin-bottom: 0.75rem;
}

.section h2 {
  font-size: clamp(1.6rem, 2.5vw, 2.15rem);
  font-weight: 700;
  letter-spacing: -0.022em;
  line-height: 1.22;
  margin-bottom: 0.85rem;
  color: var(--text-primary);
}

.section-intro {
  color: var(--text-secondary);
  font-size: 1.04rem;
  line-height: 1.65;
  max-width: 740px;
  margin-bottom: 3rem;
}

.text-center {
  text-align: center;
}

.section-intro.text-center {
  margin-left: auto;
  margin-right: auto;
}

/* ==========================================================================
   5-Stage Forensic Pipeline Visual Grid
   ========================================================================== */
.pipeline-flow {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 1.15rem;
  margin-top: 2.5rem;
  position: relative;
}

.pipeline-step {
  background: linear-gradient(180deg, rgba(19, 29, 53, 0.7) 0%, rgba(15, 23, 42, 0.95) 100%);
  border: 1px solid var(--border-subtle);
  border-top: 2px solid rgba(56, 189, 248, 0.45);
  border-radius: 0.65rem;
  padding: 1.4rem 1.2rem;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-card);
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.pipeline-step:hover {
  border-color: var(--border-accent);
  transform: translateY(-2px);
}

.step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  align-self: flex-start;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  font-weight: 700;
  color: var(--accent-cyan-bright);
  background: rgba(56, 189, 248, 0.1);
  border: 1px solid rgba(56, 189, 248, 0.25);
  padding: 0.15rem 0.5rem;
  border-radius: 0.3rem;
  margin-bottom: 0.85rem;
}

.pipeline-step h4 {
  font-size: 1rem;
  font-weight: 650;
  letter-spacing: -0.01em;
  margin-bottom: 0.55rem;
  color: var(--text-primary);
}

.pipeline-step p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.58;
}

.pipeline-arrow {
  display: none;
}

/* ==========================================================================
   Capabilities Grid — Balanced 3x2 Desktop Layout
   ========================================================================== */
.grid-cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.5rem;
}

.card {
  background: linear-gradient(180deg, rgba(19, 29, 53, 0.55) 0%, rgba(15, 23, 42, 0.92) 100%);
  border: 1px solid var(--border-subtle);
  border-radius: 0.75rem;
  padding: 1.85rem;
  display: flex;
  flex-direction: column;
  height: 100%;
  box-shadow: var(--shadow-card);
  transition: border-color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
}

.card:hover {
  border-color: var(--border-accent);
  transform: translateY(-2px);
  box-shadow: var(--shadow-elevated);
}

.card-tag {
  font-family: var(--font-mono);
  font-size: 0.73rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--accent-cyan);
  padding-bottom: 0.75rem;
  margin-bottom: 0.85rem;
  border-bottom: 1px solid rgba(148, 163, 184, 0.1);
}

.card h3 {
  font-size: 1.15rem;
  font-weight: 650;
  letter-spacing: -0.015em;
  color: var(--text-primary);
  margin-bottom: 0.7rem;
}

.card p {
  color: var(--text-secondary);
  font-size: 0.92rem;
  line-height: 1.65;
}

/* ==========================================================================
   Epistemic Evidence Model Comparison Table
   ========================================================================== */
.comparison-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--border-strong);
  border-radius: 0.75rem;
  background: var(--bg-primary);
  box-shadow: var(--shadow-card);
}

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.92rem;
  min-width: 680px;
}

.comparison-table th,
.comparison-table td {
  padding: 1.15rem 1.35rem;
  border-bottom: 1px solid var(--border-subtle);
  vertical-align: top;
}

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

.comparison-table tbody tr {
  transition: background-color 0.15s ease;
}

.comparison-table tbody tr:hover {
  background-color: rgba(15, 23, 42, 0.65);
}

.comparison-table th {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  background: rgba(15, 23, 42, 0.95);
  border-bottom: 1px solid var(--border-strong);
}

.pill {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.73rem;
  padding: 0.24rem 0.6rem;
  border-radius: 0.35rem;
  font-weight: 600;
  white-space: nowrap;
}

.pill-direct {
  background: rgba(251, 191, 36, 0.12);
  color: var(--accent-amber);
  border: 1px solid rgba(251, 191, 36, 0.38);
}

.pill-corroborated {
  background: rgba(52, 211, 153, 0.12);
  color: var(--accent-emerald);
  border: 1px solid rgba(52, 211, 153, 0.38);
}

.pill-derived {
  background: rgba(56, 189, 248, 0.12);
  color: var(--accent-cyan-bright);
  border: 1px solid rgba(56, 189, 248, 0.38);
}

/* ==========================================================================
   Beta V1 Scope & Boundaries
   ========================================================================== */
.scope-columns {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.75rem;
  margin-top: 2rem;
}

.scope-box {
  background: linear-gradient(180deg, rgba(19, 29, 53, 0.5) 0%, rgba(15, 23, 42, 0.92) 100%);
  border: 1px solid var(--border-subtle);
  border-radius: 0.75rem;
  padding: 2rem;
  box-shadow: var(--shadow-card);
}

.scope-included {
  border-top: 3px solid var(--accent-emerald);
}

.scope-boundaries {
  border-top: 3px solid var(--accent-amber);
}

.scope-box h3 {
  font-size: 1.18rem;
  font-weight: 650;
  letter-spacing: -0.015em;
  margin-bottom: 1.15rem;
  color: var(--text-primary);
}

.scope-box ul {
  list-style: none;
  padding-left: 0;
  color: var(--text-secondary);
  font-size: 0.93rem;
}

.scope-box li {
  position: relative;
  padding-left: 1.35rem;
  line-height: 1.6;
}

.scope-box li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.58rem;
  width: 6px;
  height: 6px;
  border-radius: 50%;
}

.scope-included li::before {
  background-color: var(--accent-emerald);
  box-shadow: 0 0 6px rgba(52, 211, 153, 0.5);
}

.scope-boundaries li::before {
  background-color: var(--accent-amber);
  box-shadow: 0 0 6px rgba(251, 191, 36, 0.5);
}

.scope-box li + li {
  margin-top: 0.85rem;
}

.scope-box strong {
  color: var(--text-primary);
}

/* ==========================================================================
   Privacy & Data Governance Grid
   ========================================================================== */
.privacy-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.5rem;
  margin-top: 2.25rem;
}

.privacy-card {
  background: linear-gradient(180deg, rgba(19, 29, 53, 0.45) 0%, rgba(15, 23, 42, 0.9) 100%);
  border: 1px solid var(--border-subtle);
  border-radius: 0.75rem;
  padding: 1.75rem;
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
}

.privacy-card h4 {
  font-size: 1.04rem;
  font-weight: 650;
  color: var(--accent-cyan-bright);
  margin-bottom: 0.8rem;
}

.privacy-card p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

/* ==========================================================================
   Request Access CTA & Intake Form
   ========================================================================== */
.section-cta {
  background:
    radial-gradient(circle at 85% 20%, rgba(56, 189, 248, 0.08), transparent 55%),
    var(--bg-primary);
}

.cta-container {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 3.25rem;
  align-items: start;
}

.cta-copy p {
  color: var(--text-secondary);
  font-size: 1.02rem;
  line-height: 1.68;
  margin-bottom: 1.5rem;
}

.cta-checklist {
  list-style: none;
  padding-left: 0;
  color: var(--text-secondary);
  font-size: 0.94rem;
}

.cta-checklist li {
  position: relative;
  padding-left: 1.5rem;
  line-height: 1.58;
}

.cta-checklist li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 0;
  color: var(--accent-cyan);
  font-family: var(--font-mono);
  font-weight: 700;
}

.cta-checklist li + li {
  margin-top: 0.75rem;
}

.cta-form-card {
  background: linear-gradient(180deg, rgba(19, 29, 53, 0.75) 0%, rgba(15, 23, 42, 0.98) 100%);
  border: 1px solid var(--border-accent);
  border-radius: 0.85rem;
  padding: 2.15rem;
  box-shadow: var(--shadow-elevated);
}

.intake-badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent-emerald);
  background: rgba(52, 211, 153, 0.1);
  border: 1px solid rgba(52, 211, 153, 0.32);
  padding: 0.2rem 0.6rem;
  border-radius: 999px;
  margin-bottom: 0.85rem;
}

.cta-form-card h3 {
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.015em;
  margin-bottom: 0.45rem;
  color: var(--text-primary);
}

.form-note {
  font-size: 0.83rem;
  color: var(--text-muted);
  line-height: 1.55;
  margin-bottom: 1.35rem;
}

.field {
  margin-bottom: 1.1rem;
}

.field label {
  display: block;
  font-size: 0.84rem;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 0.4rem;
}

.field input[type="text"],
.field input[type="email"],
.field select {
  width: 100%;
  padding: 0.72rem 0.85rem;
  border-radius: 0.45rem;
  border: 1px solid var(--border-strong);
  background: var(--bg-input);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 0.92rem;
  transition: border-color 0.16s ease, box-shadow 0.16s ease;
}

.field input[type="text"]::placeholder,
.field input[type="email"]::placeholder {
  color: rgba(148, 163, 184, 0.5);
}

.field input[type="text"]:focus,
.field input[type="email"]:focus,
.field select:focus {
  outline: none;
  border-color: var(--accent-cyan);
  box-shadow: 0 0 0 3px rgba(56, 189, 248, 0.16);
}

.checkbox-field {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  margin-top: 1.15rem;
  margin-bottom: 1.25rem;
}

.checkbox-field input[type="checkbox"] {
  margin-top: 0.25rem;
  width: 1rem;
  height: 1rem;
  accent-color: var(--accent-cyan);
  flex-shrink: 0;
  cursor: pointer;
}

.checkbox-field label {
  margin-bottom: 0;
  font-size: 0.82rem;
  line-height: 1.5;
  color: var(--text-secondary);
  cursor: pointer;
}

.form-actions-stack {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  margin-top: 0.5rem;
}

.btn-submit {
  width: 100%;
}

.btn-copy {
  width: 100%;
  padding: 0.72rem 1rem;
  border-radius: 0.5rem;
  background: rgba(15, 23, 42, 0.6);
  color: var(--accent-cyan-bright);
  border: 1px solid var(--border-accent);
  font-family: var(--font-sans);
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.16s ease;
}

.btn-copy:hover {
  background: rgba(56, 189, 248, 0.12);
  border-color: var(--accent-cyan);
}

.form-feedback {
  font-size: 0.82rem;
  line-height: 1.45;
  margin-top: 0.7rem;
  min-height: 1.2rem;
}

.feedback-success {
  color: var(--accent-emerald);
}

.feedback-error {
  color: #f87171;
}

/* ==========================================================================
   Site Footer
   ========================================================================== */
.site-footer {
  padding: 3rem 0;
  font-size: 0.85rem;
  color: var(--text-muted);
  background: #04070d;
}

.footer-inner {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
  color: var(--text-primary);
}

.footer-sub {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: var(--accent-cyan);
  background: rgba(56, 189, 248, 0.08);
  border: 1px solid rgba(56, 189, 248, 0.22);
  padding: 0.15rem 0.55rem;
  border-radius: 999px;
}

.footer-links {
  display: flex;
  gap: 1.75rem;
  flex-wrap: wrap;
}

.footer-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.86rem;
  transition: color 0.15s ease;
}

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

.footer-note {
  font-size: 0.78rem;
  color: var(--text-muted);
  line-height: 1.55;
  padding-top: 0.5rem;
  border-top: 1px solid rgba(148, 163, 184, 0.08);
}

/* ==========================================================================
   Responsive Breakpoints (Desktop -> Tablet -> Mobile)
   ========================================================================== */
@media (max-width: 1040px) {
  .pipeline-flow {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 960px) {
  .grid-cards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .privacy-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .trust-strip {
    grid-template-columns: 1fr;
    gap: 0.85rem;
  }

  .cta-container {
    grid-template-columns: 1fr;
    gap: 2.25rem;
  }
}

@media (max-width: 880px) {
  .header-inner {
    min-height: 4rem;
  }

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

  .header-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0.25rem;
    padding: 1rem 1.5rem 1.25rem;
    background: rgba(8, 13, 24, 0.98);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border-strong);
    box-shadow: 0 20px 35px rgba(2, 6, 23, 0.85);
  }

  .header-nav.is-open {
    display: flex;
  }

  .header-nav a {
    padding: 0.7rem 0.5rem;
    font-size: 0.95rem;
    border-bottom: 1px solid rgba(148, 163, 184, 0.08);
  }

  .header-nav a:last-of-type:not(.btn-nav) {
    border-bottom: none;
  }

  .header-nav .btn-nav {
    margin-top: 0.65rem;
    text-align: center;
    padding: 0.75rem 1rem;
    font-size: 0.92rem;
    border-bottom: none;
  }

  .scope-columns {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 680px) {
  .container {
    padding: 0 1.25rem;
  }

  .hero {
    padding: 3.75rem 0 3.25rem;
  }

  .section {
    padding: 3.75rem 0;
  }

  .pipeline-flow,
  .grid-cards,
  .privacy-grid {
    grid-template-columns: 1fr;
  }

  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .hero-actions .btn-primary,
  .hero-actions .btn-secondary {
    width: 100%;
  }

  .card,
  .scope-box,
  .privacy-card,
  .cta-form-card {
    padding: 1.45rem;
  }
}

@media (max-width: 400px) {
  .brand-name {
    font-size: 0.96rem;
  }

  .badge-beta {
    font-size: 0.62rem;
    padding: 0.15rem 0.42rem;
  }
}