frontend/src/index.css

/* ============================================================
   FINMK PREMIUM DESIGN SYSTEM — AURORA DEEP SPACE EDITION
   Color Story: Deep Space Black → Electric Violet → Neon Cyan → Aurora Rose
   ============================================================ */

:root {
  /* --- Core Brand Palette --- */
  --primary: #6366f1;
  --primary-light: #818cf8;
  --primary-glow: rgba(99, 102, 241, 0.35);
  --secondary: #8b5cf6;
  --accent-cyan: #06b6d4;
  --accent-rose: #f43f5e;
  --accent-pink: #ec4899;
  --accent-amber: #f59e0b;
  --success: #10b981;
  --success-light: #34d399;

  /* --- Background Depths --- */
  --bg-void: #0f1b27;
  --bg-deep: #0b172c;
  --bg-dark: #0a0f1e;
  --bg-surface: #0f172a;
  --bg-raised: #131b2e;
  --bg-card: rgba(13, 21, 44, 0.75);
  --bg-card-hover: rgba(12, 20, 42, 0.85);

  /* --- Text Hierarchy --- */
  --text-primary: #f0f4ff;
  --text-main: #e2e8f0;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --text-dim: #334155;

  /* --- Glass & Borders --- */
  --glass-border: rgba(255, 255, 255, 0.11);
  --glass-border-glow: rgba(99, 102, 241, 0.3);
  --glass-highlight: rgba(255, 255, 255, 0.07);
  --glass-bg: rgba(20, 25, 60, 0.35);
  --glass-bg-strong: rgba(14, 18, 45, 0.55);

  /* Legacy alias */
  --primary-color: var(--primary);
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: 'Inter', 'SF Pro Display', system-ui, -apple-system, sans-serif;
  background-color: var(--bg-void);
  color: var(--text-main);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  background-image:
    radial-gradient(ellipse 90% 70% at 5% 5%, rgba(99, 102, 241, 0.22) 0%, transparent 55%),
    radial-gradient(ellipse 70% 55% at 95% 90%, rgba(236, 72, 153, 0.18) 0%, transparent 55%),
    radial-gradient(ellipse 55% 50% at 50% 50%, rgba(6, 182, 212, 0.10) 0%, transparent 60%),
    radial-gradient(ellipse 40% 35% at 80% 15%, rgba(139, 92, 246, 0.14) 0%, transparent 55%);
  background-attachment: fixed;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  margin-top: 0;
  font-weight: 700;
}

/* ============================================================
   TYPOGRAPHY UTILITIES
   ============================================================ */
.text-gradient {
  background: linear-gradient(135deg, #818cf8 0%, #c084fc 40%, #f472b6 80%, #fb7185 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  background-size: 300% auto;
  animation: aurora-gradient 6s linear infinite;
}

.text-gradient-cyan {
  background: linear-gradient(135deg, #06b6d4, #6366f1);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.text-gradient-green {
  background: linear-gradient(135deg, #34d399, #10b981);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* ============================================================
   AURORA ANIMATIONS
   ============================================================ */
@keyframes aurora-gradient {
  0% {
    background-position: 0% 50%;
  }

  50% {
    background-position: 100% 50%;
  }

  100% {
    background-position: 0% 50%;
  }
}

@keyframes blob {
  0% {
    transform: translate(0px, 0px) scale(1) rotate(0deg);
  }

  33% {
    transform: translate(40px, -60px) scale(1.12) rotate(5deg);
  }

  66% {
    transform: translate(-30px, 25px) scale(0.92) rotate(-3deg);
  }

  100% {
    transform: translate(0px, 0px) scale(1) rotate(0deg);
  }
}

@keyframes float {
  0% {
    transform: translateY(0px) rotate(0deg);
  }

  50% {
    transform: translateY(-18px) rotate(4deg);
  }

  100% {
    transform: translateY(0px) rotate(0deg);
  }
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }

  to {
    opacity: 1;
  }
}

@keyframes glow-pulse {

  0%,
  100% {
    box-shadow: 0 0 20px rgba(99, 102, 241, 0.3), 0 0 60px rgba(99, 102, 241, 0.1);
  }

  50% {
    box-shadow: 0 0 40px rgba(99, 102, 241, 0.5), 0 0 80px rgba(99, 102, 241, 0.2);
  }
}

@keyframes shimmer {
  from {
    background-position: -200% 0;
  }

  to {
    background-position: 200% 0;
  }
}

@keyframes pulse {

  0%,
  100% {
    opacity: 1;
    transform: scale(1);
    box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.6);
  }

  50% {
    opacity: .7;
    transform: scale(0.95);
    box-shadow: 0 0 0 10px rgba(16, 185, 129, 0);
  }
}

/* ============================================================
   ANIMATION UTILITIES
   ============================================================ */
.animate-blob {
  animation: blob 18s infinite ease-in-out;
}

.animate-float {
  animation: float 7s ease-in-out infinite;
}

.animate-float-delayed {
  animation: float 9s ease-in-out infinite;
  animation-delay: 2.5s;
}

.animate-slide-up {
  animation: slideUp 0.55s ease-out forwards;
}

.animate-fade-in {
  animation: fadeIn 0.4s ease-out forwards;
}

.animate-pulse {
  animation: pulse 2.2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

.animate-zoom-in {
  animation: slideUp 0.4s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
}

.spinning {
  animation: spin 0.65s linear infinite;
}

.animation-delay-2000 {
  animation-delay: 2s;
}

.animation-delay-4000 {
  animation-delay: 4s;
}

.delay-100 {
  animation-delay: 100ms;
}

.delay-200 {
  animation-delay: 200ms;
}

.delay-300 {
  animation-delay: 300ms;
}

.delay-2000 {
  animation-delay: 2s;
}

.delay-4000 {
  animation-delay: 4s;
}

/* ============================================================
   GLASSMORPHISM COMPONENTS
   ============================================================ */
.glass-panel {
  background: linear-gradient(135deg,
      rgba(99, 102, 241, 0.06) 0%,
      rgba(20, 25, 60, 0.28) 50%,
      rgba(6, 182, 212, 0.04) 100%);
  backdrop-filter: blur(22px) saturate(200%) brightness(1.08);
  -webkit-backdrop-filter: blur(22px) saturate(200%) brightness(1.08);
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow:
    0 4px 24px rgba(0, 0, 0, 0.2),
    inset 0 1px 0 rgba(255, 255, 255, 0.09),
    inset 0 0 40px rgba(99, 102, 241, 0.03);
  border-radius: 14px;
}

.glass-pro {
  background: linear-gradient(135deg,
      rgba(99, 102, 241, 0.09) 0%,
      rgba(14, 18, 45, 0.48) 50%,
      rgba(139, 92, 246, 0.06) 100%);
  backdrop-filter: blur(28px) saturate(220%) brightness(1.06);
  -webkit-backdrop-filter: blur(28px) saturate(220%) brightness(1.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow:
    0 8px 40px rgba(0, 0, 0, 0.3),
    0 0 0 1px rgba(255, 255, 255, 0.04),
    inset 0 1px 0 rgba(255, 255, 255, 0.1),
    inset 0 0 60px rgba(99, 102, 241, 0.04);
}

.glass-glow {
  background: linear-gradient(135deg,
      rgba(99, 102, 241, 0.12) 0%,
      rgba(20, 25, 60, 0.3) 100%);
  backdrop-filter: blur(24px) saturate(200%);
  -webkit-backdrop-filter: blur(24px) saturate(200%);
  border: 1px solid rgba(99, 102, 241, 0.25);
  box-shadow:
    0 8px 32px rgba(0, 0, 0, 0.25),
    0 0 50px rgba(99, 102, 241, 0.1),
    inset 0 1px 0 rgba(255, 255, 255, 0.09);
}

/* ============================================================
   3D & HOVER EFFECTS
   ============================================================ */
.card-3d-wrapper {
  perspective: 1200px;
}

.card-3d {
  transition: transform 0.5s cubic-bezier(0.23, 1, 0.32, 1), box-shadow 0.5s;
  transform-style: preserve-3d;
}

.card-3d:hover {
  transform: rotateY(4deg) rotateX(4deg) translateZ(16px);
  box-shadow:
    -6px -6px 24px rgba(99, 102, 241, 0.3),
    6px 6px 24px rgba(236, 72, 153, 0.3),
    inset 0 0 30px rgba(255, 255, 255, 0.03);
}

.hover-scale {
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.hover-scale:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.35);
}

/* ============================================================
   BUTTONS — PREMIUM GRADIENT SYSTEM
   ============================================================ */

/* Primary — Electric Indigo → Violet → Aurora Purple */
.btn-primary {
  background: linear-gradient(135deg,
      #4f46e5 0%,
      #6366f1 25%,
      #7c3aed 60%,
      #9333ea 85%,
      #a855f7 100%);
  color: white;
  padding: 0.5rem 1rem;
  border-radius: 8px;
  border: none;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  display: inline-flex;
  align-items: center;
  text-decoration: none;
  background-size: 200% auto;
  position: relative;
  overflow: hidden;
  box-shadow:
    0 4px 15px rgba(99, 102, 241, 0.4),
    inset 0 1px 0 rgba(255, 255, 255, 0.18);
  letter-spacing: 0.01em;
}

/* Inset highlight sheen */
.btn-primary::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 50%;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.14) 0%, transparent 100%);
  pointer-events: none;
  border-radius: inherit;
}

.btn-primary:hover {
  background-position: right center;
  transform: translateY(-2px);
  box-shadow:
    0 10px 30px rgba(99, 102, 241, 0.55),
    0 0 60px rgba(139, 92, 246, 0.2),
    inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.btn-primary:active {
  transform: translateY(0);
  box-shadow: 0 4px 15px rgba(99, 102, 241, 0.3);
}

/* Neon — animating aurora glow on hover */
.btn-neon {
  position: relative;
  background: linear-gradient(135deg,
      #4f46e5 0%,
      #6366f1 30%,
      #8b5cf6 65%,
      #a855f7 100%);
  background-size: 200% auto;
  color: white;
  font-weight: 700;
  border: none;
  cursor: pointer;
  z-index: 1;
  transition: all 0.3s ease;
  box-shadow:
    0 4px 20px rgba(99, 102, 241, 0.45),
    inset 0 1px 0 rgba(255, 255, 255, 0.18);
  overflow: hidden;
}

/* Animated aurora glow halo */
.btn-neon::before {
  content: '';
  position: absolute;
  top: -4px;
  left: -4px;
  right: -4px;
  bottom: -4px;
  background: linear-gradient(135deg, #6366f1, #a855f7, #ec4899, #06b6d4, #6366f1);
  background-size: 400%;
  z-index: -1;
  filter: blur(14px);
  opacity: 0;
  transition: opacity 0.4s ease;
  border-radius: inherit;
  animation: aurora-gradient 6s linear infinite;
}

/* Inset top sheen */
.btn-neon::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 45%;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.15) 0%, transparent 100%);
  pointer-events: none;
  border-radius: inherit;
}

.btn-neon:hover::before {
  opacity: 0.75;
}

.btn-neon:hover {
  transform: translateY(-2px);
  box-shadow:
    0 12px 35px rgba(99, 102, 241, 0.55),
    0 0 60px rgba(168, 85, 247, 0.3);
  background-position: right center;
}

.btn-neon:active {
  transform: translateY(0);
}

/* Outline — Glass tinted border */
.btn-outline {
  background: linear-gradient(135deg,
      rgba(99, 102, 241, 0.06) 0%,
      rgba(255, 255, 255, 0.03) 100%);
  border: 1px solid rgba(255, 255, 255, 0.14);
  color: var(--text-main);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
  font-weight: 600;
  transition: all 0.25s ease;
  padding: 0.75rem 1.5rem;
  font-size: 1rem;
  border-radius: 99px;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  position: relative;
  overflow: hidden;
}

.btn-outline::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 50%;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.06) 0%, transparent 100%);
  pointer-events: none;
  border-radius: inherit;
}

.btn-outline:hover {
  background: linear-gradient(135deg,
      rgba(99, 102, 241, 0.15) 0%,
      rgba(139, 92, 246, 0.08) 100%);
  border-color: rgba(99, 102, 241, 0.4);
  color: white;
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(99, 102, 241, 0.2);
}

/* Size modifier */
.btn-large {
  padding: 0.8rem 1.75rem;
  font-size: 1rem;
  border-radius: 99px;
}

/* Success green    — for confirm/save actions */
.btn-success {
  background: linear-gradient(135deg, #059669 0%, #10b981 50%, #34d399 100%);
  color: white;
  border: none;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  display: inline-flex;
  align-items: center;
  box-shadow: 0 4px 15px rgba(16, 185, 129, 0.4), inset 0 1px 0 rgba(255, 255, 255, 0.15);
  position: relative;
  overflow: hidden;
}

.btn-success:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 28px rgba(16, 185, 129, 0.5);
}

/* Danger red — for delete/destructive actions */
.btn-danger {
  background: linear-gradient(135deg, #be123c 0%, #f43f5e 50%, #fb7185 100%);
  color: white;
  border: none;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  display: inline-flex;
  align-items: center;
  box-shadow: 0 4px 15px rgba(244, 63, 94, 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.15);
}

.btn-danger:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 28px rgba(244, 63, 94, 0.5);
}

/* Cyan — for neutral/info actions */
.btn-cyan {
  background: linear-gradient(135deg, #0369a1 0%, #0ea5e9 50%, #38bdf8 100%);
  color: white;
  border: none;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  display: inline-flex;
  align-items: center;
  box-shadow: 0 4px 15px rgba(14, 165, 233, 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.15);
}

.btn-cyan:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 28px rgba(14, 165, 233, 0.5);
}

/* ============================================================
   FORM INPUTS
   ============================================================ */
.input-field {
  background: rgba(41, 53, 83, 0.5);
  border: 1px solid var(--glass-border);
  color: var(--text-main);
  padding: 0.55rem 0.85rem;
  border-radius: 8px;
  width: 100%;
  box-sizing: border-box;
  transition: all 0.2s ease;
  font-family: inherit;
}

.input-field:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.15);
  background: rgba(39, 51, 87, 0.7);
}

.input-field-pro {
  background: rgba(38, 49, 80, 0.55);
  border: 1px solid var(--glass-border);
  color: var(--text-main);
  padding: 0.75rem 1rem 0.75rem 2.8rem;
  border-radius: 10px;
  width: 100%;
  box-sizing: border-box;
  transition: all 0.25s ease;
  font-size: 0.95rem;
  font-family: inherit;
}

.input-field-pro:focus {
  outline: none;
  border-color: var(--primary-light);
  background: rgba(42, 52, 83, 0.7);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.12), 0 2px 12px rgba(99, 102, 241, 0.1);
}

.input-field-pro:focus+.auth-input-icon {
  color: var(--primary-light);
}

/* ============================================================
   AUTH INPUTS
   ============================================================ */
.auth-input-group {
  position: relative;
  margin-bottom: 1.25rem;
}

.auth-input-icon {
  position: absolute;
  left: 1rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  pointer-events: none;
  transition: color 0.2s;
}

/* ============================================================
   LAYOUT
   ============================================================ */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0.75rem 1rem;
}

/* ============================================================
   HOME CONTAINER & BACKGROUND FX
   ============================================================ */
.home-container {
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
  background: var(--bg-void);
}

.bg-blobs {
  position: fixed;
  inset: 0;
  z-index: 0;
  overflow: hidden;
  pointer-events: none;
}

.blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  opacity: 0.35;
}

/* Electric Violet — top-left */
.blob-1 {
  top: -15%;
  left: -10%;
  width: 55%;
  height: 55%;
  background: radial-gradient(circle, #7c3aed 0%, #4f46e5 50%, transparent 70%);
}

/* Neon Cyan — top-right */
.blob-2 {
  top: 5%;
  right: -12%;
  width: 45%;
  height: 45%;
  background: radial-gradient(circle, #0891b2 0%, #06b6d4 40%, transparent 70%);
}

/* Aurora Rose — bottom-center */
.blob-3 {
  bottom: -15%;
  left: 15%;
  width: 65%;
  height: 55%;
  background: radial-gradient(circle, #be185d 0%, #9333ea 40%, transparent 70%);
}

.grid-overlay {
  background-image:
    linear-gradient(rgba(148, 163, 184, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(148, 163, 184, 0.03) 1px, transparent 1px);
  background-size: 48px 48px;
  position: absolute;
  inset: 0;
  opacity: 0.6;
}

/* ============================================================
   NAVBAR
   ============================================================ */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  padding: 0.6rem 0;
  z-index: 1000;
  transition: all 0.35s ease;
  background: transparent;
}

.navbar.scrolled {
  background: rgba(2, 6, 23, 0.92);
  backdrop-filter: blur(20px) saturate(200%);
  -webkit-backdrop-filter: blur(20px) saturate(200%);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  padding: 0.35rem 0;
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.4);
}

.nav-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-weight: 800;
  font-size: 1.3rem;
  color: white;
  text-decoration: none;
  letter-spacing: -0.01em;
}

.brand-icon {
  background: linear-gradient(135deg, #6366f1, #8b5cf6, #a855f7);
  padding: 0.35rem;
  border-radius: 8px;
  color: white;
  display: flex;
  box-shadow: 0 4px 14px rgba(99, 102, 241, 0.4);
}

.brand-icon svg {
  width: 22px;
  height: 22px;
}

.nav-links {
  display: none;
  gap: 2.5rem;
}

.nav-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.2s;
  font-size: 0.95rem;
  letter-spacing: 0.01em;
}

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

.nav-actions {
  display: flex;
  gap: 0.75rem;
  align-items: center;
}

.link-login {
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.2s;
}

.link-login:hover {
  color: white;
}

@media (min-width: 768px) {
  .nav-links {
    display: flex;
  }
}

/* ============================================================
   HERO SECTION
   ============================================================ */
.hero {
  padding-top: 6rem;
  padding-bottom: 5rem;
  text-align: center;
  position: relative;
  z-index: 1;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 1rem;
  background: rgba(99, 102, 241, 0.08);
  border: 1px solid rgba(99, 102, 241, 0.25);
  border-radius: 99px;
  color: var(--primary-light);
  font-size: 0.85rem;
  margin-bottom: 1.75rem;
  backdrop-filter: blur(8px);
  font-weight: 500;
  letter-spacing: 0.02em;
}

.hero-title {
  font-size: 2.8rem;
  line-height: 1.08;
  font-weight: 900;
  margin-bottom: 1.25rem;
  letter-spacing: -0.03em;
  color: var(--text-primary);
}

.hero-subtitle {
  font-size: 1.05rem;
  color: var(--text-secondary);
  max-width: 560px;
  margin: 0 auto 2rem auto;
  line-height: 1.65;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

@media (min-width: 768px) {
  .hero-title {
    font-size: 5rem;
  }

  .hero-subtitle {
    font-size: 1.35rem;
  }
}

/* ============================================================
   MOCKUP
   ============================================================ */
.mockup-container {
  margin-top: 4.5rem;
  perspective: 1200px;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

.mockup-card {
  background: linear-gradient(145deg, #0e1628 0%, #090e1c 100%);
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  transform: rotateX(8deg);
  box-shadow:
    0 40px 80px -20px rgba(0, 0, 0, 0.7),
    0 0 60px rgba(99, 102, 241, 0.12),
    0 0 120px rgba(99, 102, 241, 0.06);
  overflow: hidden;
}

.mockup-img {
  width: 100%;
  display: block;
  opacity: 0.85;
}

.floating-card {
  position: absolute;
  background: rgba(4, 9, 22, 0.9);
  padding: 0.75rem 1rem;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.4), 0 0 20px rgba(99, 102, 241, 0.1);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  backdrop-filter: blur(16px);
}

.float-1 {
  top: 2rem;
  left: -2rem;
}

.float-2 {
  bottom: 3rem;
  right: -1rem;
}

/* ============================================================
   FEATURES SECTION
   ============================================================ */
.features-section {
  padding: 5rem 0;
  position: relative;
  z-index: 1;
}

.section-header {
  text-align: center;
  margin-bottom: 3.5rem;
}

.section-title {
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 1rem;
  color: var(--text-primary);
  letter-spacing: -0.02em;
}

.section-subtitle {
  color: var(--text-secondary);
  font-size: 1.1rem;
  max-width: 500px;
  margin: 0 auto;
}

.features-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .features-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.feature-card {
  background: var(--glass-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  padding: 1.75rem;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.03) 0%, transparent 60%);
  pointer-events: none;
}

.feature-card:hover {
  transform: translateY(-6px);
  border-color: rgba(99, 102, 241, 0.2);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4), 0 0 30px rgba(99, 102, 241, 0.08);
}

.icon-box {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
  color: white;
}

.feature-title {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
  letter-spacing: -0.01em;
}

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

/* Icon Gradients — PREMIUM PALETTE */
.grad-blue {
  background: linear-gradient(135deg, #0ea5e9, #6366f1);
  box-shadow: 0 4px 14px rgba(14, 165, 233, 0.35);
}

.grad-green {
  background: linear-gradient(135deg, #10b981, #06b6d4);
  box-shadow: 0 4px 14px rgba(16, 185, 129, 0.35);
}

.grad-orange {
  background: linear-gradient(135deg, #f59e0b, #ef4444);
  box-shadow: 0 4px 14px rgba(245, 158, 11, 0.35);
}

.grad-purple {
  background: linear-gradient(135deg, #8b5cf6, #ec4899);
  box-shadow: 0 4px 14px rgba(139, 92, 246, 0.35);
}

.grad-indigo {
  background: linear-gradient(135deg, #6366f1, #3b82f6);
  box-shadow: 0 4px 14px rgba(99, 102, 241, 0.35);
}

.grad-red {
  background: linear-gradient(135deg, #f43f5e, #f97316);
  box-shadow: 0 4px 14px rgba(244, 63, 94, 0.35);
}

.grad-cyan {
  background: linear-gradient(135deg, #06b6d4, #3b82f6);
  box-shadow: 0 4px 14px rgba(6, 182, 212, 0.35);
}

.grad-violet {
  background: linear-gradient(135deg, #7c3aed, #a855f7);
  box-shadow: 0 4px 14px rgba(124, 58, 237, 0.35);
}

/* ============================================================
   CTA SECTION
   ============================================================ */
.cta-section {
  text-align: center;
  padding: 5rem 0;
  position: relative;
  background: linear-gradient(180deg, transparent 0%, rgba(99, 102, 241, 0.05) 50%, transparent 100%);
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  background: rgba(2, 6, 23, 0.98);
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding: 2.5rem 0 1.5rem 0;
  position: relative;
  z-index: 10;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  margin-bottom: 2.5rem;
}

@media (min-width: 1024px) {
  .footer-grid {
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
  }
}

.footer h4 {
  color: var(--text-primary);
  margin-bottom: 1.25rem;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  background: none;
  -webkit-text-fill-color: var(--text-primary);
}

.footer ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer li {
  margin-bottom: 0.6rem;
}

.footer a {
  color: var(--text-muted);
  text-decoration: none;
  transition: all 0.2s;
  font-size: 0.9rem;
  display: inline-block;
}

.footer a:hover {
  color: var(--primary-light);
  transform: translateX(4px);
}

.social-links {
  display: flex;
  gap: 0.75rem;
  margin-top: 1.25rem;
}

.social-icon {
  color: var(--text-muted);
  transition: all 0.25s;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.06);
  padding: 0.45rem;
  border-radius: 8px;
  display: flex;
}

.social-icon:hover {
  color: white;
  background: var(--primary);
  border-color: var(--primary);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(99, 102, 241, 0.4);
}

.newsletter-form {
  display: flex;
  gap: 0.5rem;
  margin-top: 0.75rem;
  position: relative;
  z-index: 20;
}

.copyright {
  text-align: center;
  color: var(--text-dim);
  font-size: 0.85rem;
  border-top: 1px solid rgba(255, 255, 255, 0.04);
  padding-top: 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

/* ============================================================
   STAT CARD
   ============================================================ */
.stat-card {
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.stat-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.35);
}

/* ============================================================
   SCROLLBAR
   ============================================================ */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}

::-webkit-scrollbar-track {
  background: rgba(255, 255, 255, 0.03);
}

::-webkit-scrollbar-thumb {
  background: rgba(99, 102, 241, 0.35);
  border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
  background: rgba(99, 102, 241, 0.6);
}

/* ============================================================
   LOADING SPINNER
   ============================================================ */
.spinner {
  width: 38px;
  height: 38px;
  border: 3px solid rgba(255, 255, 255, 0.08);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 0.75s linear infinite;
}

/* ============================================================
   SCROLL REVEAL
   ============================================================ */
.reveal-on-scroll {
  opacity: 0;
  transform: translateY(28px);
  transition: all 0.8s cubic-bezier(0.5, 0, 0, 1);
}

.reveal-on-scroll.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================================
   CUSTOM RANGE SLIDER
   ============================================================ */
input[type=range] {
  -webkit-appearance: none;
  width: 100%;
  background: transparent;
}

input[type=range]::-webkit-slider-thumb {
  -webkit-appearance: none;
  height: 20px;
  width: 20px;
  border-radius: 50%;
  background: white;
  border: 2px solid var(--primary);
  cursor: pointer;
  margin-top: -8px;
  box-shadow: 0 0 12px rgba(99, 102, 241, 0.5);
}

input[type=range]::-webkit-slider-runnable-track {
  width: 100%;
  height: 4px;
  cursor: pointer;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 2px;
}

input[type=range]:focus::-webkit-slider-runnable-track {
  background: linear-gradient(90deg, var(--primary), var(--accent-cyan));
}

.simulator-slider {
  position: relative;
  z-index: 100;
  cursor: pointer;
  touch-action: none;
  height: 40px;
  padding: 0;
  margin: 8px 0;
  pointer-events: auto !important;
}

/* ============================================================
   MANUAL INPUT (Savings Simulator)
   ============================================================ */
.manual-input {
  background: transparent;
  border: none;
  font-family: inherit;
  font-size: 2.5rem;
  font-weight: 800;
  width: auto;
  min-width: 100px;
  max-width: 300px;
  text-align: left;
  padding: 0;
  margin: 0 0 0 0.5rem;
  outline: none;
}

.manual-input:focus {
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

.manual-input::-webkit-outer-spin-button,
.manual-input::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

.manual-input[type=number] {
  -moz-appearance: textfield;
}

/* ============================================================
   TABLE HOVER
   ============================================================ */
.hover-row {
  transition: background 0.2s ease, transform 0.15s ease;
}

.hover-row:hover {
  background: rgba(99, 102, 241, 0.06) !important;
  transform: scale(1.005);
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.2);
  z-index: 10;
  position: relative;
}

/* ============================================================
   DATE INPUTS
   ============================================================ */
input[type="date"],
input[type="month"] {
  color-scheme: dark;
  cursor: pointer;
  padding: 0.5rem 0.75rem !important;
  height: auto;
  line-height: 1.2;
}

input[type="date"]::-webkit-calendar-picker-indicator,
input[type="month"]::-webkit-calendar-picker-indicator {
  filter: invert(1) brightness(2);
  cursor: pointer;
  opacity: 0.8;
  width: 14px;
  height: 14px;
  margin-left: 4px;
}

input[type="date"]::-webkit-calendar-picker-indicator:hover,
input[type="month"]::-webkit-calendar-picker-indicator:hover {
  opacity: 1;
}

input[type="date"]::-webkit-datetime-edit,
input[type="month"]::-webkit-datetime-edit {
  color: white;
  padding: 0;
}

input[type="date"]::-webkit-datetime-edit-fields-wrapper,
input[type="month"]::-webkit-datetime-edit-fields-wrapper {
  color: white;
  padding: 0;
}

input[type="date"]::-webkit-datetime-edit-year-field,
input[type="date"]::-webkit-datetime-edit-month-field,
input[type="date"]::-webkit-datetime-edit-day-field,
input[type="month"]::-webkit-datetime-edit-year-field,
input[type="month"]::-webkit-datetime-edit-month-field {
  color: white;
  padding: 0 2px;
}

input[type="date"]::-webkit-datetime-edit-text,
input[type="month"]::-webkit-datetime-edit-text {
  color: transparent;
  padding: 0 2px;
}

input[type="date"]:invalid,
input[type="month"]:invalid {
  color: var(--text-muted);
}

/* ============================================================
   AURORA BG ANIMATION (text)
   ============================================================ */
.animate-aurora {
  background: linear-gradient(135deg, #818cf8, #a855f7, #ec4899, #f43f5e, #818cf8);
  background-size: 300% 100%;
  animation: aurora-gradient 5s linear infinite;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* ============================================================
   BACKGROUND GRID PATTERN UTILITY
   ============================================================ */
.bg-grid-pattern {
  background-size: 50px 50px;
  background-image:
    linear-gradient(to right, rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
}

/* ============================================================
   PREMIUM GLOW UTILITIES
   ============================================================ */
.glow-indigo {
  box-shadow: 0 0 30px rgba(99, 102, 241, 0.3);
}

.glow-cyan {
  box-shadow: 0 0 30px rgba(6, 182, 212, 0.3);
}

.glow-rose {
  box-shadow: 0 0 30px rgba(244, 63, 94, 0.3);
}

.glow-green {
  box-shadow: 0 0 30px rgba(16, 185, 129, 0.3);
}

.section-glow-divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(99, 102, 241, 0.3), rgba(6, 182, 212, 0.3), transparent);
  margin: 0;
}

/* ============================================================
   APP LAYER — DASHBOARD & PAGES PREMIUM OVERRIDES
   ============================================================ */

/* Ensure body keeps deep-space bg on ALL pages */
body {
  background-color: var(--bg-void);
  background-attachment: fixed;
}

/* Dashboard container */
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0.75rem 1.25rem;
}

/* Animated violet-to-cyan gradient border on focus/hover elements */
@keyframes border-aurora {
  0% {
    border-color: rgba(99, 102, 241, 0.4);
  }

  33% {
    border-color: rgba(6, 182, 212, 0.4);
  }

  66% {
    border-color: rgba(236, 72, 153, 0.3);
  }

  100% {
    border-color: rgba(99, 102, 241, 0.4);
  }
}

.glass-panel:focus-within,
.glass-pro:focus-within {
  animation: border-aurora 4s linear infinite;
}

/* Premium stat card gradient borders */
.stat-card {
  position: relative;
  overflow: hidden;
}

.stat-card::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.03) 0%, transparent 50%);
  pointer-events: none;
  border-radius: inherit;
}

/* Dashboard header heading override — ensure text-gradient class picks up correct colors */
h1.dashboard-title,
.app-page-title {
  font-size: 1.75rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  background: linear-gradient(135deg, #f0f4ff, #94a3b8);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* Premium glass cards on app pages */
.glass-panel,
.glass-pro {
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.glass-panel:hover {
  border-color: rgba(99, 102, 241, 0.15);
  box-shadow:
    0 8px 32px rgba(0, 0, 0, 0.4),
    0 0 20px rgba(99, 102, 241, 0.05),
    inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

/* Premium scrollbar for app pages */
.container ::-webkit-scrollbar {
  width: 5px;
}

.container ::-webkit-scrollbar-thumb {
  background: rgba(99, 102, 241, 0.4);
  border-radius: 4px;
}

/* Neon progress bar */
.progress-bar-premium {
  height: 4px;
  border-radius: 2px;
  background: linear-gradient(90deg, #6366f1, #06b6d4, #8b5cf6);
  background-size: 200% auto;
  animation: aurora-gradient 3s linear infinite;
}

/* Premium badge inside app pages */
.badge-pro {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.25rem 0.65rem;
  background: rgba(99, 102, 241, 0.1);
  border: 1px solid rgba(99, 102, 241, 0.2);
  border-radius: 99px;
  color: var(--primary-light);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.03em;
}

/* Live indicator dot */
.live-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  background: #10b981;
  border-radius: 50%;
  box-shadow: 0 0 8px rgba(16, 185, 129, 0.7);
  animation: pulse 2s ease infinite;
}

/* Premium table */
table {
  border-collapse: collapse;
  width: 100%;
}

th {
  color: var(--text-muted);
  font-weight: 600;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.65rem;
}

td {
  padding: 0.65rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.03);
}

/* Premium modal overlay */
.modal-overlay {
  background: rgba(2, 6, 23, 0.85);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

/* Tooltip */
.tooltip {
  background: var(--bg-raised);
  border: 1px solid var(--glass-border);
  color: var(--text-main);
  padding: 0.35rem 0.65rem;
  border-radius: 6px;
  font-size: 0.8rem;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
}

/* Tabs */
.tab-btn {
  background: none;
  border: none;
  color: var(--text-muted);
  padding: 0.45rem 0.85rem;
  border-radius: 8px;
  cursor: pointer;
  font-size: 0.875rem;
  font-weight: 500;
  transition: all 0.2s;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.tab-btn.active {
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.2), rgba(139, 92, 246, 0.1));
  color: var(--primary-light);
  border: 1px solid rgba(99, 102, 241, 0.25);
}

.tab-btn:hover:not(.active) {
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-primary);
}

/* Flash animation for value updates */
@keyframes value-flash {
  0% {
    color: #34d399;
  }

  100% {
    color: inherit;
  }
}

.value-updated {
  animation: value-flash 1s ease forwards;
}

/* ============================================================
   LEGACY COMPAT (keeps old class names working)
   ============================================================ */

/* Fixed: was incorrectly using reverse, now properly slides in from top */
@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-20px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-slide-down {
  animation: slideDown 0.45s ease-out forwards;
}

.animate-fade-in {
  animation: fadeIn 0.3s ease-out forwards;
}

/* ============================================================
   DASHBOARD / APP PAGE — AURORA BACKGROUND WRAPPER
   ============================================================ */

/* Wrap the entire app page (dashboard, analytics etc) with aurora bg */
.app-page {
  position: relative;
  min-height: 100vh;
}

/* The fixed aurora layer that sits behind all app content */
.app-page-bg {
  position: fixed;
  inset: 0;
  z-index: -1;
  overflow: hidden;
  pointer-events: none;
}

/* Aurora orb 1 — violet top-left */
.app-page-bg::before {
  content: '';
  position: absolute;
  top: -120px;
  left: -80px;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle at center,
      rgba(99, 102, 241, 0.18) 0%,
      rgba(139, 92, 246, 0.10) 40%,
      transparent 70%);
  filter: blur(40px);
  animation: blob 20s ease-in-out infinite;
}

/* Aurora orb 2 — cyan top-right */
.app-page-bg::after {
  content: '';
  position: absolute;
  top: 50px;
  right: -100px;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle at center,
      rgba(6, 182, 212, 0.12) 0%,
      rgba(14, 165, 233, 0.07) 40%,
      transparent 70%);
  filter: blur(50px);
  animation: blob 25s ease-in-out infinite;
  animation-delay: -8s;
}

/* Aurora orb 3 — rose bottom right (uses a regular div inside .app-page-bg) */
.aurora-orb-bottom {
  position: absolute;
  bottom: 80px;
  right: 100px;
  width: 450px;
  height: 450px;
  background: radial-gradient(circle at center,
      rgba(236, 72, 153, 0.10) 0%,
      rgba(244, 63, 94, 0.06) 40%,
      transparent 70%);
  filter: blur(50px);
  animation: blob 22s ease-in-out infinite;
  animation-delay: -14s;
  pointer-events: none;
}

/* Aurora orb 4 — violet bottom-left */
.aurora-orb-left {
  position: absolute;
  bottom: 200px;
  left: 10%;
  width: 380px;
  height: 380px;
  background: radial-gradient(circle at center,
      rgba(139, 92, 246, 0.09) 0%,
      transparent 70%);
  filter: blur(45px);
  animation: blob 28s ease-in-out infinite;
  animation-delay: -5s;
  pointer-events: none;
}

/* Fine grid overlay for app pages */
.app-page-bg .grid-overlay {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(255, 255, 255, 0.02) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
  background-size: 48px 48px;
}