/* ==================================================
   RHIVON ELITE DESIGN SYSTEM - css/theme.css
   ================================================== */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&family=Inter:wght@300;400;500;600;700&display=swap');

:root {
  /* Premium Stripe-Style Palette */
  --bg-dark: #030916;
  --bg-surface: #061226;
  --bg-surface-elevated: rgba(13, 31, 61, 0.85);
  
  --primary-navy: #09264a;
  --deep-navy: #0f3666;
  
  /* Brand Accent Colors */
  --accent-green: #16D486;          /* E-Commerce Profit Color */
  --accent-blue: #00A3FF;           /* WhatsApp Retail Ledger Azure */
  --cool-grey: #a4b7c6;
  --white: #FFFFFF;
  --mist-white: #F4F7FA;
  
  /* Opacities & Glows */
  --border-glow: rgba(255, 255, 255, 0.08);
  --active-pill-bg: rgba(22, 212, 134, 0.1);
  --active-pill-border: rgba(22, 212, 134, 0.3);
  
  --green-glow-soft: rgba(22, 212, 134, 0.16);
  --blue-glow-soft: rgba(0, 163, 255, 0.16);
  
  --card-bg: rgba(11, 28, 56, 0.7);
  --card-border: 1px solid rgba(255, 255, 255, 0.08);

  /* Typography */
  --font-family-display: 'Plus Jakarta Sans', sans-serif;
  --font-family-sans: 'Inter', sans-serif;

  /* Layout Presets */
  --header-height: 80px;
  --sidebar-width: 270px;
  --max-width: 1200px;
  --border-radius-sm: 8px;
  --border-radius-md: 14px;
  --border-radius-lg: 24px;
  --border-radius-pill: 100px;

  /* Premium Transitions */
  --transition-fast: 0.15s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-smooth: 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

/* ==================================================
   1. Base Reset & Typography Settings
   ================================================== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-family-sans);
  background-color: var(--bg-dark);
  background-image: radial-gradient(circle at 50% -20%, #0c203b 0%, var(--bg-dark) 70%);
  color: var(--white);
  min-height: 100vh;
  overflow-x: hidden;
  line-height: 1.6;
}

a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition-fast);
}

button, input, select, textarea {
  font-family: inherit;
  outline: none;
  border: none;
}

button {
  cursor: pointer;
  background: none;
}

/* Elite Thin Scrollbar */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}
::-webkit-scrollbar-track {
  background: var(--bg-dark);
}
::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.08);
  border-radius: 10px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--accent-green);
}

/* ==================================================
   2. Typography & Layout Utilities
   ================================================== */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-family-display);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

.text-gradient {
  background: linear-gradient(135deg, #FFFFFF 20%, var(--cool-grey) 60%, var(--accent-green) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.text-gradient-blue {
  background: linear-gradient(135deg, #FFFFFF 30%, var(--accent-blue) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* Premium Stripe-Style Glass Cards */
.glass-card {
  background: var(--card-bg);
  border: var(--card-border);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-radius: var(--border-radius-lg);
  padding: 32px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4), inset 0 1px 0 rgba(255, 255, 255, 0.03);
  transition: var(--transition-smooth);
}
.glass-card:hover {
  border-color: rgba(255, 255, 255, 0.1);
  transform: translateY(-2px);
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.5), 0 0 40px rgba(22, 212, 134, 0.04);
}

/* ==================================================
   3. Central Button Utilities
   ================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 30px;
  font-size: 14px;
  font-weight: 700;
  font-family: var(--font-family-display);
  border-radius: var(--border-radius-pill);
  transition: var(--transition-smooth);
  gap: 10px;
  letter-spacing: -0.01em;
  position: relative;
  overflow: hidden;
}

.btn::after {
  content: '';
  position: absolute;
  top: 0;
  left: -50%;
  width: 200%;
  height: 100%;
  background: linear-gradient(to right, rgba(255,255,255,0) 0%, rgba(255,255,255,0.18) 50%, rgba(255,255,255,0) 100%);
  transform: skewX(-25deg);
  transition: 0.75s ease-in-out;
  pointer-events: none;
}

.btn:hover::after {
  left: 120%;
}

.btn-primary {
  background: var(--accent-green);
  color: var(--bg-dark);
  box-shadow: 0 4px 20px rgba(22, 212, 134, 0.2);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(22, 212, 134, 0.4), 0 0 15px rgba(22, 212, 134, 0.2);
}
.btn-primary:active {
  transform: translateY(0);
}

.btn-azure {
  background: var(--accent-blue);
  color: var(--white);
  box-shadow: 0 4px 20px rgba(0, 163, 255, 0.2);
}
.btn-azure:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0, 163, 255, 0.4), 0 0 15px rgba(0, 163, 255, 0.2);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.03);
  color: var(--white);
  border: 1px solid var(--border-glow);
}
.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(255, 255, 255, 0.15);
  transform: translateY(-2px);
}

/* ==================================================
   4. Fintech Standard Inputs
   ================================================== */
.form-group {
  margin-bottom: 24px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.form-label {
  font-size: 11px;
  font-weight: 700;
  font-family: var(--font-family-display);
  color: var(--cool-grey);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.form-control {
  background: rgba(3, 8, 18, 0.7);
  border: 1px solid rgba(255, 255, 255, 0.06);
  color: var(--white);
  padding: 16px 20px;
  font-size: 14px;
  border-radius: var(--border-radius-sm);
  transition: var(--transition-fast);
}
.form-control:focus {
  border-color: var(--accent-green);
  box-shadow: 0 0 15px rgba(22, 212, 134, 0.12), inset 0 1px 2px rgba(0, 0, 0, 0.4);
  background: rgba(3, 8, 18, 0.9);
}

/* ==================================================
   5. Custom Animation Keyframes
   ================================================== */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(15px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-fade-in-up {
  animation: fadeInUp 0.5s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes pulseBackglow {
  0%, 100% {
    opacity: 0.12;
    transform: scale(1);
  }
  50% {
    opacity: 0.2;
    transform: scale(1.08);
  }
}

.glow-background {
  position: absolute;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, var(--accent-green) 0%, rgba(22, 212, 134, 0) 70%);
  filter: blur(120px);
  pointer-events: none;
  z-index: 0;
  animation: pulseBackglow 10s ease-in-out infinite;
}