/* ============================================================
   BinBot — Smart Waste Management Demo
   Dark green / sustainability theme
   ============================================================ */

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

html {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  min-height: 100dvh;
  line-height: 1.6;
  font-family: 'General Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-size: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
  color: var(--color-text);
  background-color: var(--color-bg);
}

img, picture, video, canvas, svg { display: block; max-width: 100%; height: auto; }
input, button, textarea, select { font: inherit; color: inherit; }
h1, h2, h3, h4, h5, h6 { text-wrap: balance; line-height: 1.15; }
p, li, figcaption { text-wrap: pretty; max-width: 72ch; }
button { cursor: pointer; background: none; border: none; }
a { color: var(--color-accent); text-decoration: none; }
a:hover { text-decoration: underline; }
ul, ol { list-style: none; }

:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
  border-radius: 4px;
}

::selection {
  background: rgba(34, 197, 94, 0.25);
  color: var(--color-text);
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* === DESIGN TOKENS === */
:root {
  /* Sustainability dark theme */
  --color-bg: #0a0f0d;
  --color-surface: #111a16;
  --color-surface-2: #162420;
  --color-surface-3: #1a2e28;
  --color-border: #2a3f38;
  --color-border-light: #344a42;

  --color-text: #e8ede9;
  --color-text-muted: #8fa89a;
  --color-text-faint: #5a7468;

  --color-accent: #22c55e;
  --color-accent-hover: #16a34a;
  --color-accent-dim: rgba(34, 197, 94, 0.15);
  --color-accent-glow: rgba(34, 197, 94, 0.08);

  --color-yellow: #eab308;
  --color-red: #ef4444;
  --color-blue: #3b82f6;
  --color-teal: #14b8a6;

  /* Status colors for bins */
  --color-bin-green: #22c55e;
  --color-bin-yellow: #eab308;
  --color-bin-red: #ef4444;

  /* Type scale */
  --text-xs:   clamp(0.75rem,  0.7rem  + 0.25vw, 0.875rem);
  --text-sm:   clamp(0.875rem, 0.8rem  + 0.35vw, 1rem);
  --text-base: clamp(1rem,     0.95rem + 0.25vw, 1.125rem);
  --text-lg:   clamp(1.125rem, 1rem    + 0.75vw, 1.5rem);
  --text-xl:   clamp(1.5rem,   1.2rem  + 1.25vw, 2.25rem);
  --text-2xl:  clamp(2rem,     1.2rem  + 2.5vw,  3.5rem);
  --text-3xl:  clamp(2.5rem,   1rem    + 4vw,    5rem);

  /* Spacing */
  --space-1:  0.25rem;
  --space-2:  0.5rem;
  --space-3:  0.75rem;
  --space-4:  1rem;
  --space-6:  1.5rem;
  --space-8:  2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;

  /* Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-full: 9999px;

  /* Content widths */
  --content-narrow: 680px;
  --content-default: 960px;
  --content-wide: 1200px;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.3);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.4);
  --shadow-lg: 0 12px 32px rgba(0,0,0,0.5);

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

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

/* === PASSWORD GATE === */
.password-gate {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-bg);
  transition: opacity 0.5s ease, visibility 0.5s ease;
}

.password-gate.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.gate-card {
  text-align: center;
  padding: var(--space-12);
  max-width: 460px;
  width: 90%;
}

.gate-logo {
  margin-bottom: var(--space-8);
}

.gate-logo svg {
  margin: 0 auto;
}

.gate-badge {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent);
  background: var(--color-accent-dim);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  margin-bottom: var(--space-6);
}

.gate-title {
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-2);
}

.gate-subtitle {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-8);
}

.gate-input-group {
  display: flex;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}

.gate-input {
  flex: 1;
  padding: var(--space-3) var(--space-4);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text);
  font-size: var(--text-sm);
  outline: none;
  transition: border-color var(--transition);
}

.gate-input:focus {
  border-color: var(--color-accent);
}

.gate-input::placeholder {
  color: var(--color-text-faint);
}

.gate-btn {
  padding: var(--space-3) var(--space-6);
  background: var(--color-accent);
  color: #0a0f0d;
  font-weight: 600;
  font-size: var(--text-sm);
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: background var(--transition);
  white-space: nowrap;
}

.gate-btn:hover {
  background: var(--color-accent-hover);
}

.gate-error {
  font-size: var(--text-xs);
  color: var(--color-red);
  min-height: 1.5em;
  margin-bottom: var(--space-4);
}

.gate-note {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  line-height: 1.5;
  max-width: 380px;
  margin: 0 auto;
}

/* === MAIN SITE (hidden by default) === */
.main-site {
  display: none;
}

.main-site.visible {
  display: block;
}

/* === NAV === */
.site-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(10, 15, 13, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-4) var(--space-6);
}

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

.nav-logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-weight: 700;
  font-size: var(--text-lg);
  color: var(--color-text);
}

.nav-links {
  display: flex;
  gap: var(--space-6);
  align-items: center;
}

.nav-links a {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  text-decoration: none;
  transition: color var(--transition);
}

.nav-links a:hover {
  color: var(--color-accent);
  text-decoration: none;
}

.nav-mobile-toggle {
  display: none;
  color: var(--color-text);
  padding: var(--space-2);
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    background: rgba(10, 15, 13, 0.95);
    backdrop-filter: blur(12px);
    padding: var(--space-6);
    gap: var(--space-4);
    border-bottom: 1px solid var(--color-border);
  }
  .nav-links.open { display: flex; }
  .nav-mobile-toggle { display: block; }
}

/* === SECTIONS === */
.section {
  padding: clamp(var(--space-16), 8vw, var(--space-24)) var(--space-6);
}

.section-inner {
  max-width: var(--content-wide);
  margin: 0 auto;
}

.section-label {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-4);
}

.section-title {
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-4);
}

.section-desc {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  max-width: 680px;
  margin-bottom: var(--space-10);
}

/* === HERO === */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  position: relative;
  overflow: hidden;
  padding: var(--space-20) var(--space-6);
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 50% 40%, rgba(34, 197, 94, 0.08) 0%, transparent 70%),
    radial-gradient(ellipse 60% 40% at 20% 80%, rgba(20, 184, 166, 0.05) 0%, transparent 60%);
  pointer-events: none;
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(34, 197, 94, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(34, 197, 94, 0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 70% 50% at 50% 50%, black 30%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse 70% 50% at 50% 50%, black 30%, transparent 70%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 800px;
}

.hero-pretitle {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-6);
}

.hero h1 {
  font-size: var(--text-3xl);
  font-weight: 800;
  color: var(--color-text);
  margin-bottom: var(--space-6);
  letter-spacing: -0.02em;
}

.hero h1 span {
  color: var(--color-accent);
}

.hero-tagline {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  margin-bottom: var(--space-10);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.hero-cta {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-4) var(--space-8);
  background: var(--color-accent);
  color: #0a0f0d;
  font-weight: 700;
  font-size: var(--text-sm);
  border-radius: var(--radius-lg);
  text-decoration: none;
  transition: background var(--transition), transform var(--transition);
}

.hero-cta:hover {
  background: var(--color-accent-hover);
  transform: translateY(-1px);
  text-decoration: none;
}

.hero-proto-badge {
  display: inline-block;
  margin-top: var(--space-6);
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  background: var(--color-surface);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border);
}

/* === STAT CARDS === */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--space-6);
  margin-top: var(--space-8);
}

.stat-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  transition: border-color var(--transition);
}

.stat-card:hover {
  border-color: var(--color-accent);
}

.stat-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: var(--color-accent-dim);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-4);
  color: var(--color-accent);
}

.stat-value {
  font-size: var(--text-xl);
  font-weight: 800;
  color: var(--color-text);
  margin-bottom: var(--space-1);
  font-variant-numeric: tabular-nums;
}

.stat-label {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-2);
}

.stat-desc {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}

/* === SOLUTION GRID === */
.solution-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-6);
}

.solution-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  transition: border-color var(--transition), transform var(--transition);
}

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

.solution-card-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-lg);
  background: var(--color-accent-dim);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-6);
  color: var(--color-accent);
}

.solution-card h3 {
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-3);
}

.solution-card p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
}

.solution-card ul {
  margin-top: var(--space-3);
}

.solution-card li {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  padding: var(--space-1) 0;
  padding-left: var(--space-4);
  position: relative;
}

.solution-card li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.7em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-accent);
}

.solution-badge {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-accent);
  background: var(--color-accent-dim);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  margin-top: var(--space-4);
}

/* === HOW IT WORKS (FLOW) === */
.flow-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: var(--space-4);
  margin-top: var(--space-10);
}

.flow-step {
  text-align: center;
  position: relative;
  padding: var(--space-6) var(--space-4);
}

.flow-step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--color-accent);
  color: #0a0f0d;
  font-weight: 800;
  font-size: var(--text-sm);
  margin-bottom: var(--space-4);
}

.flow-step-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto var(--space-4);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent);
  background: var(--color-accent-dim);
  border-radius: var(--radius-lg);
}

.flow-step h4 {
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-2);
}

.flow-step p {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

.flow-step::after {
  content: '→';
  position: absolute;
  right: -12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-accent);
  font-size: var(--text-lg);
  font-weight: 300;
}

.flow-step:last-child::after { display: none; }

@media (max-width: 768px) {
  .flow-steps {
    grid-template-columns: 1fr 1fr;
  }
  .flow-step::after {
    display: none;
  }
}

@media (max-width: 480px) {
  .flow-steps {
    grid-template-columns: 1fr;
  }
}

/* === ARCHITECTURE === */
.arch-diagram {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
  margin-top: var(--space-8);
}

.arch-layer {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  position: relative;
  overflow: hidden;
}

.arch-layer::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
}

.arch-layer.edge::before { background: var(--color-accent); }
.arch-layer.network::before { background: var(--color-blue); }
.arch-layer.cloud::before { background: var(--color-teal); }
.arch-layer.app::before { background: var(--color-yellow); }
.arch-layer.security::before { background: var(--color-red); }

.arch-layer-title {
  font-size: var(--text-sm);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: var(--space-3);
}

.arch-layer.edge .arch-layer-title { color: var(--color-accent); }
.arch-layer.network .arch-layer-title { color: var(--color-blue); }
.arch-layer.cloud .arch-layer-title { color: var(--color-teal); }
.arch-layer.app .arch-layer-title { color: var(--color-yellow); }
.arch-layer.security .arch-layer-title { color: var(--color-red); }

.arch-items {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}

.arch-item {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  background: var(--color-surface-2);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
}

.arch-connector {
  display: flex;
  justify-content: center;
  color: var(--color-text-faint);
  font-size: 1.25rem;
  padding: var(--space-1) 0;
}

.compliance-badges {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  margin-top: var(--space-8);
}

.compliance-badge {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-4) var(--space-6);
}

.compliance-badge-icon {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--color-accent-dim);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent);
  flex-shrink: 0;
}

.compliance-badge-text {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
}

.compliance-badge-sub {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

/* SSDLC Section */
.ssdlc-flow {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-6);
}

.ssdlc-step {
  flex: 1;
  min-width: 140px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-4);
  text-align: center;
  position: relative;
}

.ssdlc-step h4 {
  font-size: var(--text-xs);
  font-weight: 700;
  color: var(--color-accent);
  margin-bottom: var(--space-1);
}

.ssdlc-step p {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

/* === DASHBOARD DEMO === */
.demo-dashboard {
  margin-top: var(--space-8);
}

.demo-kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-4);
  margin-bottom: var(--space-6);
}

.kpi-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  text-align: center;
}

.kpi-value {
  font-size: var(--text-xl);
  font-weight: 800;
  color: var(--color-text);
  font-variant-numeric: tabular-nums;
}

.kpi-value.green { color: var(--color-accent); }
.kpi-value.yellow { color: var(--color-yellow); }

.kpi-label {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin-top: var(--space-2);
}

.kpi-delta {
  font-size: var(--text-xs);
  color: var(--color-accent);
  margin-top: var(--space-1);
}

.demo-map-container {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
  margin-bottom: var(--space-6);
  position: relative;
}

#map {
  height: 500px;
  width: 100%;
  background: var(--color-surface);
}

.map-legend {
  position: absolute;
  bottom: 16px;
  right: 16px;
  background: rgba(10, 15, 13, 0.9);
  backdrop-filter: blur(8px);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-4);
  z-index: 1000;
  font-size: var(--text-xs);
}

.legend-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-1) 0;
  color: var(--color-text-muted);
}

.legend-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
}

.route-toggle-bar {
  display: flex;
  gap: var(--space-3);
  margin-bottom: var(--space-6);
}

.route-toggle {
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: 600;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text-muted);
  cursor: pointer;
  transition: all var(--transition);
}

.route-toggle.active {
  background: var(--color-accent);
  color: #0a0f0d;
  border-color: var(--color-accent);
}

.route-toggle:hover:not(.active) {
  border-color: var(--color-accent);
  color: var(--color-text);
}

/* === BUSINESS MODEL === */
.cost-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: var(--space-6);
}

.cost-table th,
.cost-table td {
  text-align: left;
  padding: var(--space-4) var(--space-6);
  font-size: var(--text-sm);
  border-bottom: 1px solid var(--color-border);
}

.cost-table th {
  font-weight: 700;
  color: var(--color-text-muted);
  text-transform: uppercase;
  font-size: var(--text-xs);
  letter-spacing: 0.06em;
}

.cost-table td {
  color: var(--color-text);
}

.cost-table .highlight-row td {
  color: var(--color-accent);
  font-weight: 700;
}

.cost-table-wrap {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.rollout-phases {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--space-6);
  margin-top: var(--space-8);
}

.phase-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  position: relative;
  overflow: hidden;
}

.phase-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
}

.phase-card.phase-1::before { background: var(--color-accent); }
.phase-card.phase-2::before { background: var(--color-yellow); }
.phase-card.phase-3::before { background: var(--color-teal); }

.phase-label {
  font-size: var(--text-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: var(--space-3);
}

.phase-card.phase-1 .phase-label { color: var(--color-accent); }
.phase-card.phase-2 .phase-label { color: var(--color-yellow); }
.phase-card.phase-3 .phase-label { color: var(--color-teal); }

.phase-card h4 {
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-3);
}

.phase-card p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

/* === ABOUT === */
.about-card {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-8);
  align-items: start;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  margin-top: var(--space-8);
}

@media (max-width: 640px) {
  .about-card {
    grid-template-columns: 1fr;
    text-align: center;
  }
}

.about-avatar {
  width: 100px;
  height: 100px;
  border-radius: 50%;
  background: var(--color-accent-dim);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--color-accent);
}

.about-name {
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-1);
}

.about-role {
  font-size: var(--text-sm);
  color: var(--color-accent);
  margin-bottom: var(--space-4);
}

.about-quals {
  margin-top: var(--space-4);
}

.about-quals li {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  padding: var(--space-2) 0;
  padding-left: var(--space-6);
  position: relative;
}

.about-quals li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--color-accent);
  font-weight: 700;
}

.about-note {
  margin-top: var(--space-6);
  padding: var(--space-4) var(--space-6);
  background: var(--color-accent-glow);
  border-left: 3px solid var(--color-accent);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  font-style: italic;
}

/* === FUNDING === */
.funding-total {
  text-align: center;
  padding: var(--space-10);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-8);
}

.funding-total-label {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-2);
}

.funding-total-value {
  font-size: var(--text-2xl);
  font-weight: 800;
  color: var(--color-accent);
}

.funding-total-sub {
  font-size: var(--text-sm);
  color: var(--color-text-faint);
  margin-top: var(--space-2);
}

.funding-bar-chart {
  margin-top: var(--space-8);
}

.funding-bar-item {
  display: grid;
  grid-template-columns: 180px 1fr 80px;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-3) 0;
}

@media (max-width: 640px) {
  .funding-bar-item {
    grid-template-columns: 1fr;
    gap: var(--space-1);
  }
}

.funding-bar-label {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.funding-bar-track {
  height: 24px;
  background: var(--color-surface);
  border-radius: var(--radius-sm);
  overflow: hidden;
  border: 1px solid var(--color-border);
}

.funding-bar-fill {
  height: 100%;
  background: var(--color-accent);
  border-radius: var(--radius-sm);
  transition: width 1s ease;
}

.funding-bar-value {
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--color-text);
  text-align: right;
  font-variant-numeric: tabular-nums;
}

.timeline-section {
  margin-top: var(--space-10);
}

.timeline {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 2px;
  margin-top: var(--space-6);
}

@media (max-width: 640px) {
  .timeline {
    grid-template-columns: repeat(3, 1fr);
  }
}

.timeline-month {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  padding: var(--space-4);
  text-align: center;
  border-radius: var(--radius-sm);
}

.timeline-month-label {
  font-size: var(--text-xs);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-2);
}

.timeline-month-desc {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

.timeline-month.active {
  border-color: var(--color-accent);
  background: var(--color-accent-dim);
}

/* === CONTACT === */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-8);
  margin-top: var(--space-8);
}

@media (max-width: 768px) {
  .contact-grid { grid-template-columns: 1fr; }
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.form-group label {
  display: block;
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-text-muted);
  margin-bottom: var(--space-2);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text);
  font-size: var(--text-sm);
  outline: none;
  transition: border-color var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--color-accent);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

/* Honeypot */
.form-hp { position: absolute; left: -9999px; }

.form-submit {
  padding: var(--space-4) var(--space-8);
  background: var(--color-accent);
  color: #0a0f0d;
  font-weight: 700;
  font-size: var(--text-sm);
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: background var(--transition);
  align-self: flex-start;
}

.form-submit:hover {
  background: var(--color-accent-hover);
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.contact-info-item {
  display: flex;
  gap: var(--space-4);
  align-items: start;
}

.contact-info-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  background: var(--color-accent-dim);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent);
  flex-shrink: 0;
}

.contact-info-label {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  margin-bottom: var(--space-1);
}

.contact-info-value {
  font-size: var(--text-sm);
  color: var(--color-text);
}

/* === FOOTER === */
.site-footer {
  border-top: 1px solid var(--color-border);
  padding: var(--space-8) var(--space-6);
  text-align: center;
}

.footer-inner {
  max-width: var(--content-wide);
  margin: 0 auto;
}

.footer-confidential {
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-text-muted);
  margin-bottom: var(--space-2);
}

.footer-attribution {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  margin-bottom: var(--space-2);
}

.footer-attribution a {
  color: var(--color-text-faint);
  text-decoration: underline;
}

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

.footer-version {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}

/* === SCROLL ANIMATIONS === */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* === LEAFLET OVERRIDES === */
.leaflet-container {
  background: var(--color-surface) !important;
  font-family: inherit !important;
}

.leaflet-popup-content-wrapper {
  background: var(--color-surface) !important;
  color: var(--color-text) !important;
  border: 1px solid var(--color-border) !important;
  border-radius: var(--radius-md) !important;
  box-shadow: var(--shadow-lg) !important;
}

.leaflet-popup-tip {
  background: var(--color-surface) !important;
  border: 1px solid var(--color-border) !important;
}

.leaflet-popup-content {
  margin: var(--space-3) var(--space-4) !important;
  font-size: var(--text-sm) !important;
}

.leaflet-control-attribution {
  background: rgba(10, 15, 13, 0.8) !important;
  color: var(--color-text-faint) !important;
  font-size: 10px !important;
}

.leaflet-control-attribution a {
  color: var(--color-text-muted) !important;
}

.leaflet-control-zoom a {
  background: var(--color-surface) !important;
  color: var(--color-text) !important;
  border-color: var(--color-border) !important;
}

.leaflet-control-zoom a:hover {
  background: var(--color-surface-2) !important;
}

/* Popup styling */
.bin-popup h4 {
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 4px;
}

.bin-popup .fill-bar {
  height: 6px;
  background: var(--color-surface-2);
  border-radius: 3px;
  overflow: hidden;
  margin: 6px 0;
}

.bin-popup .fill-bar-inner {
  height: 100%;
  border-radius: 3px;
  transition: width 0.3s ease;
}

.bin-popup .stats {
  font-size: 12px;
  color: var(--color-text-muted);
}

/* Route lines */
.route-standard { stroke: var(--color-red); opacity: 0.6; }
.route-optimized { stroke: var(--color-accent); opacity: 0.8; }

/* === KPI COMPARISON (problem section) === */
.comparison-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-6);
  margin-top: var(--space-8);
}

@media (max-width: 640px) {
  .comparison-grid { grid-template-columns: 1fr; }
}

.comparison-card {
  padding: var(--space-6);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
}

.comparison-card.current {
  background: rgba(239, 68, 68, 0.05);
  border-color: rgba(239, 68, 68, 0.2);
}

.comparison-card.smart {
  background: var(--color-accent-glow);
  border-color: rgba(34, 197, 94, 0.2);
}

.comparison-card h4 {
  font-size: var(--text-sm);
  font-weight: 700;
  margin-bottom: var(--space-4);
}

.comparison-card.current h4 { color: var(--color-red); }
.comparison-card.smart h4 { color: var(--color-accent); }

.comparison-card li {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  padding: var(--space-2) 0;
  padding-left: var(--space-6);
  position: relative;
}

.comparison-card.current li::before {
  content: '✗';
  position: absolute;
  left: 0;
  color: var(--color-red);
  font-weight: 700;
}

.comparison-card.smart li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--color-accent);
  font-weight: 700;
}

/* ============================================================
   NDA GATE
   ============================================================ */
.nda-gate {
  position: fixed; inset: 0; z-index: 9999;
  background: var(--bg-main);
  display: flex; align-items: center; justify-content: center;
  padding: 1rem;
}
.nda-gate.hidden { display: none; }
.nda-container {
  max-width: 700px; width: 100%;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  overflow: hidden;
  max-height: 90vh;
  display: flex; flex-direction: column;
}
.nda-header {
  padding: 2rem 2rem 1rem;
  text-align: center;
  border-bottom: 1px solid var(--border);
}
.nda-icon { font-size: 2.5rem; margin-bottom: 0.5rem; }
.nda-header h2 { font-size: 1.25rem; color: var(--text-heading); margin-bottom: 0.5rem; }
.nda-subtitle { font-size: 0.875rem; color: var(--text-muted); }
.nda-content {
  padding: 1.5rem 2rem;
  overflow-y: auto;
  max-height: 40vh;
  font-size: 0.85rem;
  line-height: 1.7;
  color: var(--text-body);
}
.nda-content h3 { color: var(--color-green); font-size: 0.95rem; margin: 1.25rem 0 0.5rem; }
.nda-content p { margin-bottom: 0.75rem; }
.nda-actions {
  padding: 1.25rem 2rem;
  border-top: 1px solid var(--border);
  text-align: center;
}
.nda-scroll-hint {
  color: var(--color-amber);
  font-size: 0.8rem;
  margin-bottom: 1rem;
  animation: pulse 2s infinite;
}
@keyframes pulse { 0%,100%{opacity:1} 50%{opacity:0.5} }
.nda-buttons { display: flex; gap: 1rem; justify-content: center; }
.nda-btn {
  padding: 0.75rem 2rem;
  border: none; border-radius: 8px;
  font-size: 0.95rem; font-weight: 600;
  cursor: pointer; transition: all 0.2s;
}
.nda-btn-reject {
  background: rgba(220,38,38,0.15); color: #dc2626;
  border: 1px solid rgba(220,38,38,0.3);
}
.nda-btn-reject:hover { background: rgba(220,38,38,0.25); }
.nda-btn-accept {
  background: var(--color-green); color: #fff;
  opacity: 0.4; transition: opacity 0.3s;
}
.nda-btn-accept:disabled { cursor: not-allowed; }
.nda-btn-accept:not(:disabled):hover { background: #059669; }
.nda-note { font-size: 0.75rem; color: var(--text-muted); margin-top: 0.75rem; }

/* Video section */
.video-section iframe { border: 1px solid var(--border); }