/* ============================================================
   CERTANITY ROBOTICS — styles.css
   Neumorphism UI · Space Grotesk + Inter
   ============================================================ */

/* --- Google Fonts --- */
@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;600;700&family=Inter:wght@400;500;600;700&display=swap');

/* --- CSS Custom Properties --- */
:root {
  --primary: #10256D;
  --secondary: #EE9346;
  --tertiary: #607D8B;
  --bg: #F0F2F5;
  --bg-dark: #E8EAED;
  --dark-text: #1A1A2E;
  --white: #FFFFFF;
  --shadow-neu-light: 6px 6px 12px #d1d3d6, -6px -6px 12px #ffffff;
  --shadow-neu-inset: inset 4px 4px 8px #d1d3d6, inset -4px -4px 8px #ffffff;
  --shadow-neu-hover: 8px 8px 16px #c8cacd, -8px -8px 16px #ffffff;
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-xl: 32px;
  --transition: 0.25s ease;
  --font-head: 'Space Grotesk', sans-serif;
  --font-body: 'Inter', sans-serif;
}

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

html { scroll-behavior: smooth; }

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

a { text-decoration: none; color: inherit; }
ul { list-style: none; }
img, svg { display: block; }

/* --- Utility: Neumorphism --- */
.neu-raised {
  background: var(--bg);
  box-shadow: var(--shadow-neu-light);
  border-radius: var(--radius-md);
}
.neu-inset {
  background: var(--bg);
  box-shadow: var(--shadow-neu-inset);
  border-radius: var(--radius-md);
}
.neu-flat {
  background: var(--bg);
  box-shadow: 2px 2px 5px #d1d3d6, -2px -2px 5px #ffffff;
  border-radius: var(--radius-md);
}

/* --- Buttons --- */
.btn-primary {
  background: var(--primary);
  color: var(--white);
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.9rem;
  padding: 10px 22px;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  box-shadow: 4px 4px 8px #d1d3d6, -4px -4px 8px #ffffff;
  transition: box-shadow var(--transition), transform var(--transition);
}
.btn-primary:hover {
  box-shadow: inset 3px 3px 6px rgba(0,0,0,0.25), inset -3px -3px 6px rgba(255,255,255,0.1);
  transform: translateY(1px);
}
.btn-primary:active { box-shadow: inset 4px 4px 8px rgba(0,0,0,0.3); }

.btn-outlined {
  background: var(--bg);
  color: var(--primary);
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.9rem;
  padding: 10px 22px;
  border: 2px solid var(--primary);
  border-radius: var(--radius-sm);
  cursor: pointer;
  box-shadow: var(--shadow-neu-light);
  transition: box-shadow var(--transition), background var(--transition);
}
.btn-outlined:hover {
  box-shadow: var(--shadow-neu-inset);
  background: var(--bg);
}

.btn-large { padding: 14px 32px; font-size: 1rem; border-radius: var(--radius-md); }
.btn-full { width: 100%; padding: 14px; font-size: 1rem; }

/* --- Container --- */
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

/* ============================================================
   NAVBAR
   ============================================================ */
.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--bg);
  padding: 16px 0;
  transition: box-shadow var(--transition);
}
.navbar.scrolled {
  box-shadow: 0 4px 20px rgba(16, 37, 109, 0.12);
}
.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  gap: 32px;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--primary);
  flex-shrink: 0;
  letter-spacing: 0.5px;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  flex: 1;
  justify-content: center;
}
.nav-links a {
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 0.9rem;
  color: var(--dark-text);
  opacity: 0.75;
  transition: opacity var(--transition), color var(--transition);
}
.nav-links a:hover { opacity: 1; color: var(--primary); }
.nav-cta {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
  margin-left: auto;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--primary);
  border-radius: 2px;
  transition: var(--transition);
}

/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  overflow: hidden;
  padding: 80px 24px 40px;
}
#heroCanvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0.35;
  pointer-events: none;
}
.hero-content {
  position: relative;
  z-index: 2;
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  width: 100%;
}
.hero-left { display: flex; flex-direction: column; gap: 24px; }

.badge-chip {
  display: inline-flex;
  align-items: center;
  padding: 8px 18px;
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--primary);
  width: fit-content;
}

.hero-headline {
  font-family: var(--font-head);
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 700;
  color: var(--primary);
  line-height: 1.15;
  letter-spacing: -1px;
}

.hero-sub {
  font-size: 1rem;
  color: var(--tertiary);
  line-height: 1.7;
  max-width: 480px;
}
.hero-sub strong { color: var(--primary); }

.hero-btns { display: flex; gap: 16px; flex-wrap: wrap; }

/* Simulator Card */
.simulator-card {
  padding: 0;
  overflow: hidden;
  border-radius: var(--radius-lg);
}
.sim-topbar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  background: var(--bg-dark);
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}
.sim-dot {
  width: 12px; height: 12px;
  border-radius: 50%;
}
.sim-dot.red { background: #ff5f57; }
.sim-dot.yellow { background: #febc2e; }
.sim-dot.green { background: #28c840; }
.sim-title {
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--tertiary);
  margin-left: 8px;
}
.sim-viewport {
  position: relative;
  background: #0d1b2a;
  min-height: 220px;
}
#droneCanvas { width: 100%; height: 220px; }
.hud-badges {
  position: absolute;
  bottom: 12px;
  left: 12px;
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.hud-badge {
  padding: 6px 12px;
  border-radius: 8px;
  background: rgba(240,242,245,0.15);
  box-shadow: inset 2px 2px 4px rgba(0,0,0,0.3), inset -2px -2px 4px rgba(255,255,255,0.05);
  display: flex;
  flex-direction: column;
  align-items: center;
  min-width: 52px;
}
.hud-label {
  font-family: var(--font-body);
  font-size: 0.6rem;
  font-weight: 600;
  color: #607D8B;
  letter-spacing: 1px;
  text-transform: uppercase;
}
.hud-val {
  font-family: var(--font-head);
  font-size: 0.85rem;
  font-weight: 700;
  color: #EE9346;
}
.sim-controls {
  padding: 14px 16px;
  background: var(--bg);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.sim-ctrl-row { display: flex; gap: 8px; }
.ctrl-badge {
  padding: 4px 10px;
  border-radius: 6px;
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--primary);
  background: var(--bg);
  box-shadow: 2px 2px 5px #d1d3d6, -2px -2px 5px #ffffff;
}
.mavlink-indicator {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--tertiary);
}
.mavlink-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: #28c840;
}
.mavlink-dot.pulse {
  animation: pulse-dot 1.5s ease-in-out infinite;
}
@keyframes pulse-dot {
  0%, 100% { box-shadow: 0 0 0 0 rgba(40,200,64,0.6); }
  50% { box-shadow: 0 0 0 6px rgba(40,200,64,0); }
}

/* Hero Stats */
.hero-stats {
  position: relative;
  z-index: 2;
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  justify-content: center;
  margin-top: 48px;
}
.stat-chip {
  padding: 10px 20px;
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--dark-text);
  animation: float-chip 3s ease-in-out infinite;
}
.stat-chip:nth-child(2) { animation-delay: 0.5s; }
.stat-chip:nth-child(3) { animation-delay: 1s; }
.stat-chip:nth-child(4) { animation-delay: 1.5s; }
@keyframes float-chip {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-4px); }
}

/* ============================================================
   SECTION TITLES
   ============================================================ */
.section-title {
  font-family: var(--font-head);
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 700;
  color: var(--primary);
  text-align: center;
  margin-bottom: 12px;
}
.section-sub {
  text-align: center;
  color: var(--tertiary);
  font-size: 1rem;
  margin-bottom: 48px;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

/* ============================================================
   PROBLEM SECTION
   ============================================================ */
.problem-section {
  padding: 100px 0;
  background: var(--bg);
}
.problem-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  margin-bottom: 48px;
  margin-top: 48px;
}
.problem-card {
  padding: 36px 28px;
  text-align: center;
  transition: box-shadow var(--transition), transform var(--transition);
}
.problem-card:hover {
  box-shadow: var(--shadow-neu-hover);
  transform: translateY(-4px);
}
.problem-icon { font-size: 2.5rem; margin-bottom: 16px; }
.problem-card h3 {
  font-family: var(--font-head);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 12px;
}
.problem-card p { font-size: 0.9rem; color: var(--tertiary); line-height: 1.6; }

.comparison-wrapper { overflow: hidden; }
.comparison-table { width: 100%; border-collapse: collapse; }
.comparison-table th, .comparison-table td {
  padding: 14px 20px;
  font-size: 0.9rem;
  text-align: left;
  border-bottom: 1px solid rgba(0,0,0,0.06);
}
.comparison-table th {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  color: var(--tertiary);
  background: var(--bg-dark);
}
.col-certanity { background: rgba(16, 37, 109, 0.04) !important; }
.certanity-col {
  color: var(--primary);
  font-weight: 600;
  background: rgba(16, 37, 109, 0.04);
}
.comparison-table tr:hover td { background: rgba(238,147,70,0.04); }

/* ============================================================
   HOW IT WORKS
   ============================================================ */
.how-section {
  padding: 100px 0;
  background: var(--bg-dark);
}
.steps-flow {
  display: flex;
  align-items: flex-start;
  gap: 0;
  margin-top: 48px;
  overflow-x: auto;
  padding-bottom: 12px;
}
.step-card {
  flex: 1;
  min-width: 140px;
  padding: 28px 20px;
  text-align: center;
  position: relative;
  transition: box-shadow var(--transition), transform var(--transition);
}
.step-card:hover { box-shadow: var(--shadow-neu-hover); transform: translateY(-4px); }
.step-num {
  width: 44px; height: 44px;
  border-radius: 50%;
  background: var(--secondary);
  color: var(--white);
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
  box-shadow: 3px 3px 6px rgba(238,147,70,0.4), -1px -1px 4px rgba(255,255,255,0.5);
}
.step-card h4 {
  font-family: var(--font-head);
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 8px;
}
.step-card p { font-size: 0.8rem; color: var(--tertiary); line-height: 1.5; }
.step-arrow {
  display: flex;
  align-items: center;
  padding: 0 4px;
  font-size: 1.4rem;
  color: var(--secondary);
  flex-shrink: 0;
  margin-top: 36px;
  font-weight: 700;
}

/* ============================================================
   FEATURES
   ============================================================ */
.features-section {
  padding: 100px 0;
  background: var(--bg);
}
.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 48px;
}
.feature-card {
  padding: 28px 22px;
  transition: box-shadow var(--transition), transform var(--transition);
  cursor: default;
}
.feature-card:hover { box-shadow: var(--shadow-neu-hover); transform: translateY(-4px); }
.feat-icon { font-size: 1.8rem; margin-bottom: 12px; }
.feature-card h4 {
  font-family: var(--font-head);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 8px;
}
.feature-card p { font-size: 0.82rem; color: var(--tertiary); line-height: 1.5; }

/* ============================================================
   PRICING
   ============================================================ */
.pricing-section {
  padding: 100px 0;
  background: var(--bg-dark);
}
.pricing-toggle-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin: 32px 0 48px;
}
.toggle-label {
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--tertiary);
  transition: color var(--transition);
}
.toggle-label.active { color: var(--primary); }
.toggle-switch { position: relative; display: inline-block; width: 56px; height: 28px; }
.toggle-switch input { opacity: 0; width: 0; height: 0; }
.toggle-slider {
  position: absolute; inset: 0;
  border-radius: 50px;
  cursor: pointer;
  transition: var(--transition);
}
.toggle-slider::before {
  content: '';
  position: absolute;
  width: 20px; height: 20px;
  left: 4px; top: 4px;
  background: var(--primary);
  border-radius: 50%;
  transition: transform var(--transition);
  box-shadow: 2px 2px 4px rgba(16,37,109,0.4);
}
.toggle-switch input:checked + .toggle-slider::before { transform: translateX(28px); }

.pricing-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  align-items: start;
}
.pricing-card {
  padding: 40px 32px;
  border-radius: var(--radius-lg);
  transition: box-shadow var(--transition), transform var(--transition);
  position: relative;
}
.pricing-card:hover { box-shadow: var(--shadow-neu-hover); transform: translateY(-6px); }
.pricing-card.elevated { transform: translateY(-8px); }
.pricing-card.elevated:hover { transform: translateY(-14px); }
.pricing-card.featured {
  border: 2px solid var(--secondary);
  box-shadow: 6px 6px 20px rgba(238,147,70,0.25), -6px -6px 20px #ffffff;
}
.pricing-card.featured:hover {
  box-shadow: 8px 8px 24px rgba(238,147,70,0.35), -8px -8px 24px #ffffff;
}
.plan-badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--secondary);
  color: var(--white);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 1px;
  padding: 4px 14px;
  border-radius: 50px;
  white-space: nowrap;
}
.plan-name {
  font-family: var(--font-head);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--tertiary);
  margin-bottom: 12px;
}
.plan-price {
  font-family: var(--font-head);
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 28px;
  line-height: 1;
}
.plan-price span {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--tertiary);
}
.plan-features { display: flex; flex-direction: column; gap: 10px; margin-bottom: 32px; }
.plan-features li { font-size: 0.88rem; color: var(--dark-text); }
.plan-cta { width: 100%; }
.plan-callout {
  margin-top: 16px;
  font-size: 0.78rem;
  color: var(--tertiary);
  text-align: center;
  font-style: italic;
  line-height: 1.4;
}

/* ============================================================
   DATA / TELEMETRY
   ============================================================ */
.data-section {
  padding: 100px 0;
  background: var(--bg);
}
.data-table-wrap {
  overflow-x: auto;
  margin-top: 48px;
}
.data-table { width: 100%; border-collapse: collapse; min-width: 700px; }
.data-table th, .data-table td {
  padding: 14px 20px;
  font-size: 0.88rem;
  text-align: left;
  border-bottom: 1px solid rgba(0,0,0,0.06);
}
.data-table th {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 0.8rem;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  color: var(--white);
  background: var(--primary);
}
.data-table th:first-child { border-radius: var(--radius-sm) 0 0 0; }
.data-table th:last-child { border-radius: 0 var(--radius-sm) 0 0; }
.data-table tr:nth-child(even) td { background: rgba(16,37,109,0.03); }
.data-table tr:hover td { background: rgba(238,147,70,0.07); }
.data-table td strong { color: var(--primary); font-weight: 700; }

.compatible-row {
  margin-top: 32px;
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}
.compat-label {
  font-weight: 700;
  font-size: 0.85rem;
  color: var(--tertiary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.compat-pills { display: flex; gap: 10px; flex-wrap: wrap; }
.compat-pill {
  padding: 8px 18px;
  border-radius: 50px;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--primary);
  transition: box-shadow var(--transition), transform var(--transition);
}
.compat-pill:hover { box-shadow: var(--shadow-neu-hover); transform: translateY(-2px); }

/* ============================================================
   ROADMAP
   ============================================================ */
.roadmap-section {
  padding: 100px 0;
  background: var(--bg-dark);
}
.roadmap-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 48px;
}
.roadmap-card {
  padding: 28px 22px;
  transition: box-shadow var(--transition), transform var(--transition);
}
.roadmap-card:hover { box-shadow: var(--shadow-neu-hover); transform: translateY(-4px); }
.rm-tag {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 50px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  margin-bottom: 14px;
  text-transform: uppercase;
}
.rm-tag.high { background: rgba(238,147,70,0.2); color: #c06600; }
.rm-tag.med { background: rgba(16,37,109,0.12); color: var(--primary); }
.rm-tag.low { background: rgba(96,125,139,0.15); color: var(--tertiary); }
.roadmap-card h4 {
  font-family: var(--font-head);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 8px;
}
.roadmap-card p { font-size: 0.82rem; color: var(--tertiary); line-height: 1.5; }

/* ============================================================
   ABOUT / VISION
   ============================================================ */
.about-section {
  padding: 100px 0;
  background: var(--bg-dark);
}
.vision-quote {
  font-family: var(--font-head);
  font-size: clamp(1.2rem, 2.5vw, 1.7rem);
  font-style: italic;
  font-weight: 600;
  color: var(--primary);
  text-align: center;
  max-width: 800px;
  margin: 0 auto 64px;
  line-height: 1.5;
  position: relative;
  padding: 32px 40px;
  background: var(--bg);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-neu-light);
}
.vision-quote::before {
  content: '"';
  font-size: 5rem;
  color: var(--secondary);
  opacity: 0.3;
  position: absolute;
  top: -10px;
  left: 20px;
  font-family: var(--font-head);
  line-height: 1;
}

.pipeline-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  flex-wrap: wrap;
  margin-bottom: 64px;
  overflow-x: auto;
}
.pipeline-step {
  padding: 12px 20px;
  border-radius: var(--radius-sm);
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 1px;
  color: var(--white);
  background: var(--primary);
  text-transform: uppercase;
  box-shadow: 3px 3px 8px rgba(16,37,109,0.3);
}
.pipeline-arrow {
  font-size: 1.2rem;
  color: var(--secondary);
  font-weight: 700;
  padding: 0 6px;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-bottom: 40px;
}
.stat-box {
  padding: 32px 24px;
  text-align: center;
  border-radius: var(--radius-md);
}
.stat-number {
  font-family: var(--font-head);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--primary);
  line-height: 1;
  margin-bottom: 8px;
}
.stat-desc { font-size: 0.82rem; color: var(--tertiary); }

.about-brands {
  text-align: center;
  font-size: 0.95rem;
  color: var(--tertiary);
  font-weight: 500;
}

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer { background: var(--primary); }
.footer-top {
  max-width: 1200px;
  margin: 0 auto;
  padding: 60px 24px 40px;
  display: grid;
  grid-template-columns: 2fr 1.5fr 1fr;
  gap: 48px;
  align-items: start;
}
.footer-logo { filter: none; }
.footer-tagline {
  color: rgba(255,255,255,0.6);
  font-size: 0.9rem;
  margin-top: 12px;
}
.footer-links {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.footer-links a {
  color: rgba(255,255,255,0.7);
  font-size: 0.9rem;
  font-weight: 500;
  transition: color var(--transition);
}
.footer-links a:hover { color: var(--white); }
.footer-contact p {
  color: rgba(255,255,255,0.7);
  font-size: 0.85rem;
  margin-bottom: 16px;
}
.social-icons { display: flex; gap: 12px; }
.social-btn {
  width: 40px; height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  background: var(--bg);
  box-shadow: 3px 3px 6px rgba(0,0,0,0.3), -2px -2px 4px rgba(255,255,255,0.1);
  transition: box-shadow var(--transition), transform var(--transition);
}
.social-btn:hover {
  box-shadow: inset 2px 2px 4px rgba(0,0,0,0.2), inset -2px -2px 4px rgba(255,255,255,0.1);
  transform: translateY(1px);
}
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding: 20px 24px;
  text-align: center;
}
.footer-bottom p {
  color: rgba(255,255,255,0.5);
  font-size: 0.82rem;
}

/* ============================================================
   TABLE & PLAN FEATURE ICONS
   ============================================================ */
.tbl-yes, .tbl-no { font-weight: 700; font-size: 1rem; margin-right: 6px; }
.tbl-yes { color: #1a7a2e; }
.tbl-no  { color: #c0392b; }

.plan-features li { display: flex; align-items: baseline; gap: 8px; font-size: 0.88rem; color: var(--dark-text); }
.feat-yes, .feat-no { font-size: 0.95rem; font-weight: 700; flex-shrink: 0; line-height: 1; }
.feat-yes { color: #1a7a2e; }
.feat-no  { color: #c0392b; opacity: 0.6; }

/* ============================================================
   MODAL
   ============================================================ */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(10, 16, 40, 0.75);
  z-index: 9999;
  display: none;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(6px);
  padding: 16px;
}
.modal-overlay.active { display: flex; }

.modal-card {
  width: 100%;
  max-width: 420px;
  padding: 36px 36px 32px;
  border-radius: var(--radius-xl);
  position: relative;
  max-height: 95vh;
  overflow-y: auto;
  scrollbar-width: thin;
  animation: modal-in 0.22s ease;
}
@keyframes modal-in {
  from { opacity: 0; transform: translateY(12px) scale(0.97); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}

/* Close button */
.modal-close {
  position: absolute;
  top: 14px; right: 14px;
  background: var(--bg);
  border: none;
  width: 34px; height: 34px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--tertiary);
  cursor: pointer;
  box-shadow: var(--shadow-neu-light);
  transition: box-shadow var(--transition), color var(--transition), transform var(--transition);
  z-index: 10;
}
.modal-close:hover {
  box-shadow: var(--shadow-neu-inset);
  color: var(--primary);
  transform: rotate(90deg);
}
.modal-close svg { pointer-events: none; }

/* Modal header */
.modal-header {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  margin-bottom: 24px;
  padding-bottom: 20px;
  border-bottom: 1px solid rgba(0,0,0,0.07);
}
.modal-logo {
  display: flex;
  align-items: center;
  gap: 8px;
}
.modal-logo-text {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 0.9rem;
  letter-spacing: 1.5px;
  color: var(--primary);
}
.modal-tagline {
  font-size: 0.82rem;
  color: var(--tertiary);
  font-weight: 500;
}

/* Tabs */
.modal-tabs {
  display: flex;
  gap: 0;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-neu-inset);
  padding: 4px;
  margin-bottom: 28px;
}
.modal-tab {
  flex: 1;
  padding: 10px;
  border: none;
  border-radius: calc(var(--radius-sm) - 2px);
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.88rem;
  cursor: pointer;
  background: none;
  color: var(--tertiary);
  transition: all var(--transition);
}
.modal-tab.active {
  background: var(--primary);
  color: var(--white);
  box-shadow: 3px 3px 8px rgba(16,37,109,0.3), -1px -1px 4px rgba(255,255,255,0.1);
}

/* Auth form */
.auth-form { display: flex; flex-direction: column; gap: 16px; }
.auth-form.hidden { display: none; }

.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group label {
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--dark-text);
  letter-spacing: 0.4px;
  text-transform: uppercase;
}

/* Input with icon wrapper */
.input-wrap {
  position: relative;
  display: flex;
  align-items: center;
}
.input-icon {
  position: absolute;
  left: 14px;
  color: var(--tertiary);
  pointer-events: none;
  flex-shrink: 0;
}
.input-wrap input {
  width: 100%;
  padding: 12px 16px 12px 42px;
  border: none;
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: var(--dark-text);
  background: var(--bg);
  box-shadow: var(--shadow-neu-inset);
  outline: none;
  transition: box-shadow var(--transition);
}
.input-wrap input:focus {
  box-shadow: inset 4px 4px 8px #c8cacd, inset -4px -4px 8px #ffffff,
              0 0 0 3px rgba(238, 147, 70, 0.22);
}
.input-wrap input::placeholder { color: #b0b4be; }

/* Password show/hide toggle */
.pwd-toggle {
  position: absolute;
  right: 12px;
  background: none;
  border: none;
  color: var(--tertiary);
  cursor: pointer;
  padding: 4px;
  display: flex;
  align-items: center;
  border-radius: 4px;
  transition: color var(--transition);
}
.pwd-toggle:hover { color: var(--primary); }

/* Password strength bars */
.pwd-strength {
  display: flex;
  gap: 5px;
  margin-top: 6px;
  height: 4px;
}
.pwd-bar {
  flex: 1;
  border-radius: 4px;
  background: rgba(0,0,0,0.1);
  box-shadow: inset 1px 1px 2px rgba(0,0,0,0.1);
  transition: background 0.3s ease;
}
.pwd-bar.weak   { background: #e74c3c; }
.pwd-bar.fair   { background: #e67e22; }
.pwd-bar.good   { background: #f1c40f; }
.pwd-bar.strong { background: #27ae60; }

.forgot-link {
  font-size: 0.78rem;
  color: var(--secondary);
  font-weight: 600;
  align-self: flex-end;
  margin-top: -4px;
  transition: color var(--transition);
}
.forgot-link:hover { color: var(--primary); text-decoration: underline; }

.divider {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--tertiary);
  font-size: 0.78rem;
  font-weight: 500;
}
.divider::before, .divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: rgba(0,0,0,0.1);
}

.btn-google {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 11px;
  border: none;
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.88rem;
  color: var(--dark-text);
  cursor: pointer;
  transition: box-shadow var(--transition), transform var(--transition);
}
.btn-google:hover {
  box-shadow: var(--shadow-neu-inset);
  transform: translateY(1px);
}

.form-msg {
  text-align: center;
  font-size: 0.82rem;
  font-weight: 600;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  min-height: 0;
  transition: all 0.3s ease;
}
.form-msg:empty { display: none; }
.form-msg.success { background: rgba(40,200,64,0.12); color: #1a7a2e; border: 1px solid rgba(40,200,64,0.25); }
.form-msg.error   { background: rgba(255,80,80,0.10); color: #c0392b; border: 1px solid rgba(255,80,80,0.2); }

/* ============================================================
   SCROLL FADE-IN ANIMATION
   ============================================================ */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================================
   RESPONSIVE — TABLET (≤ 1024px)
   ============================================================ */
@media (max-width: 1024px) {
  .features-grid { grid-template-columns: repeat(3, 1fr); }
  .roadmap-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
}

/* ============================================================
   RESPONSIVE — TABLET (≤ 768px)
   ============================================================ */
@media (max-width: 768px) {
  .nav-links, .nav-cta { display: none; }
  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 70px;
    left: 0; right: 0;
    background: var(--bg);
    padding: 24px;
    gap: 16px;
    box-shadow: 0 8px 20px rgba(0,0,0,0.12);
    z-index: 999;
  }
  .nav-links.open + .nav-cta {
    display: flex;
    position: absolute;
    top: 190px;
    left: 0; right: 0;
    flex-direction: column;
    padding: 0 24px 24px;
    background: var(--bg);
    z-index: 999;
    box-shadow: 0 8px 20px rgba(0,0,0,0.12);
  }
  .hamburger { display: flex; }
  .nav-container { position: relative; }

  .hero-content { grid-template-columns: 1fr; gap: 40px; }
  .hero-right { order: -1; }

  .problem-cards { grid-template-columns: 1fr; }
  .steps-flow { flex-direction: column; gap: 12px; }
  .step-arrow { transform: rotate(90deg); align-self: center; }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .pricing-cards { grid-template-columns: 1fr; }
  .pricing-card.elevated { transform: none; }
  .roadmap-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-top { grid-template-columns: 1fr; gap: 32px; }
  .pipeline-wrap { justify-content: flex-start; }
}

/* ============================================================
   RESPONSIVE — MOBILE (≤ 480px)
   ============================================================ */
@media (max-width: 480px) {
  .hero { padding: 70px 16px 40px; }
  .hero-headline { font-size: 1.8rem; }
  .hero-btns { flex-direction: column; }
  .features-grid { grid-template-columns: 1fr; }
  .roadmap-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr; }
  .modal-card { padding: 28px 20px; margin: 16px; }
  .hero-stats { gap: 10px; }
}