/* ==========================================================================
   TaxPlan BD - Production Stylesheet
   Design Philosophy: Stripe / Linear / Vercel modern FinTech Aesthetic
   ========================================================================== */

@import url("https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=Hind+Siliguri:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500;600&display=swap");

:root {
  --font-sans:
    "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: "JetBrains Mono", monospace;
  --font-bn:
    "Hind Siliguri", "Inter", -apple-system, BlinkMacSystemFont, sans-serif;

  /* Primary Brand Colors (Bangladesh Emerald FinTech) */
  --primary-50: #ecfdf5;
  --primary-100: #d1fae5;
  --primary-200: #a7f3d0;
  --primary-300: #6ee7b7;
  --primary-400: #34d399;
  --primary-500: #10b981;
  --primary-600: #059669;
  --primary-700: #047857;
  --primary-800: #065f46;
  --primary-900: #064e3b;

  /* Accent Crimson & Gold */
  --accent-500: #e11d48;
  --accent-600: #be123c;
  --accent-gold: #f59e0b;

  /* Light Theme Surface Colors */
  --bg-main: #f8fafc;
  --bg-surface: #ffffff;
  --bg-surface-elevated: #ffffff;
  --border-light: #e2e8f0;
  --text-main: #0f172a;
  --text-muted: #64748b;
  --glass-bg: rgba(255, 255, 255, 0.92);
  --glass-border: rgba(226, 232, 240, 0.9);
  --shadow-subtle:
    0 1px 3px 0 rgba(0, 0, 0, 0.05), 0 1px 2px 0 rgba(0, 0, 0, 0.03);
  --shadow-card:
    0 4px 12px -2px rgba(15, 23, 42, 0.05),
    0 2px 6px -2px rgba(15, 23, 42, 0.03);
  --shadow-elevated:
    0 16px 24px -4px rgba(15, 23, 42, 0.08),
    0 6px 10px -4px rgba(15, 23, 42, 0.04);
}

.dark {
  /* Dark Theme Surface Colors */
  --bg-main: #090d16;
  --bg-surface: #0f172a;
  --bg-surface-elevated: #1e293b;
  --border-light: #1e293b;
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --glass-bg: rgba(15, 23, 42, 0.85);
  --glass-border: rgba(30, 41, 59, 0.8);
  --shadow-subtle: 0 1px 3px 0 rgba(0, 0, 0, 0.4);
  --shadow-card: 0 10px 25px -5px rgba(0, 0, 0, 0.5);
  --shadow-elevated: 0 20px 25px -5px rgba(0, 0, 0, 0.7);
}

/* Base Body Setup */
* {
  box-sizing: border-box;
  -webkit-tap-highlight-color: transparent;
}

html {
  font-family: var(--font-sans);
  scroll-behavior: smooth;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

body {
  background-color: var(--bg-main);
  color: var(--text-main);
  min-height: 100vh;
  margin: 0;
  padding: 0;
  overflow-x: hidden;
}

.theme-transitioning body,
.theme-transitioning body * {
  transition:
    background-color 0.2s ease,
    color 0.2s ease,
    border-color 0.2s ease !important;
}

html.dark {
  background-color: #090d16 !important;
  color-scheme: dark;
}

html.dark body {
  background-color: #090d16 !important;
  color: #f8fafc;
}

/* Bangla Font Override - Applies Hind Siliguri to all text elements in Bangla */
[lang="bn"],
[lang="bn"] *:not(code):not(pre):not(.font-mono),
.font-bn,
.font-bn *:not(code):not(pre):not(.font-mono),
body.font-bn,
body.font-bn *:not(code):not(pre):not(.font-mono) {
  font-family: var(--font-bn) !important;
}

/* English Font Override - Applies Inter to all text elements in English */
[lang="en"],
[lang="en"] *:not(code):not(pre):not(.font-mono),
html:not(.font-bn) body,
html:not(.font-bn) body *:not(code):not(pre):not(.font-mono) {
  font-family: var(--font-sans) !important;
}

/* Safe Area Insets for Mobile App & Notch displays */
.safe-top {
  padding-top: env(safe-area-inset-top, 0px);
}
.safe-bottom {
  padding-bottom: env(safe-area-inset-bottom, 0px);
}
.safe-bottom-nav {
  padding-bottom: calc(4.5rem + env(safe-area-inset-bottom, 0px));
}

/* Glassmorphism Styles */
.glass-panel {
  background: var(--glass-bg);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid var(--glass-border);
}

.glass-nav {
  background: var(--glass-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--glass-border);
}

.glass-card {
  background: var(--bg-surface);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-card);
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

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

/* Gradients */
.gradient-primary {
  background: linear-gradient(135deg, #006a4e 0%, #059669 100%);
}

.gradient-success {
  background: linear-gradient(135deg, #059669 0%, #10b981 100%);
}

.gradient-purple {
  background: linear-gradient(135deg, #7c3aed 0%, #6366f1 100%);
}

.gradient-dark {
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
}

.gradient-text {
  background: linear-gradient(135deg, #059669 0%, #10b981 50%, #f59e0b 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* Hero Adaptive Gradients (Light Mode = Bright Emerald FinTech / Dark Mode = Sleek Deep OLED) */
.hero-gradient-blue {
  background: linear-gradient(135deg, #006a4e 0%, #047857 50%, #065f46 100%);
  color: #ffffff;
}
.dark .hero-gradient-blue {
  background: linear-gradient(135deg, #064e3b 0%, #0f172a 100%);
  border: 1px solid #065f46;
}

.hero-gradient-purple {
  background: linear-gradient(135deg, #047857 0%, #059669 100%);
  color: #ffffff;
}
.dark .hero-gradient-purple {
  background: linear-gradient(135deg, #064e3b 0%, #0f172a 100%);
  border: 1px solid #065f46;
}

.hero-gradient-success {
  background: linear-gradient(135deg, #006a4e 0%, #059669 100%);
  color: #ffffff;
}
.dark .hero-gradient-success {
  background: linear-gradient(135deg, #064e3b 0%, #0f172a 100%);
  border: 1px solid #065f46;
}

/* Interactive Slider Styles */
input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 8px;
  border-radius: 9999px;
  background: #e2e8f0;
  outline: none;
  transition: background 0.2s ease;
}

.dark input[type="range"] {
  background: #334155;
}

input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: #2563eb;
  border: 3px solid #ffffff;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.2);
  cursor: pointer;
  transition:
    transform 0.15s ease,
    background 0.15s ease;
}

input[type="range"]::-webkit-slider-thumb:hover {
  transform: scale(1.15);
  background: #1d4ed8;
}

input[type="range"]::-moz-range-thumb {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: #2563eb;
  border: 3px solid #ffffff;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.2);
  cursor: pointer;
}

/* ==========================================================================
   TaxPlan BD Custom Brand Loader & Animated Bangladesh FinTech Logo
   ========================================================================== */
.taxplan-logo-wrap {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.taxplan-logo-wrap:hover {
  transform: scale(1.05);
}

.taxplan-logo-svg {
  filter: drop-shadow(0 2px 6px rgba(0, 106, 78, 0.3));
}

.dark .taxplan-logo-svg {
  filter: drop-shadow(0 2px 10px rgba(16, 185, 129, 0.35));
}

/* Animated Bangladesh Sun Core (Subtle Breathing Glow) */
@keyframes bdSunBreathing {
  0%,
  100% {
    transform: scale(1);
    opacity: 0.95;
    filter: drop-shadow(0 0 3px rgba(244, 63, 94, 0.6));
  }
  50% {
    transform: scale(1.12);
    opacity: 1;
    filter: drop-shadow(0 0 8px rgba(244, 63, 94, 0.9));
  }
}

.taxplan-logo-sun {
  transform-origin: 24px 20px;
  animation: bdSunBreathing 3.2s ease-in-out infinite;
}

/* FinTech Bar Chart Micro-animations */
@keyframes barShimmer {
  0%,
  100% {
    opacity: 0.85;
    transform: scaleY(1);
  }
  50% {
    opacity: 1;
    transform: scaleY(1.06);
  }
}

.taxplan-logo-bar-1 {
  transform-origin: 14px 36px;
  animation: barShimmer 2.4s ease-in-out infinite 0.1s;
}
.taxplan-logo-bar-2 {
  transform-origin: 20px 36px;
  animation: barShimmer 2.4s ease-in-out infinite 0.3s;
}
.taxplan-logo-bar-3 {
  transform-origin: 27px 36px;
  animation: barShimmer 2.4s ease-in-out infinite 0.5s;
}
.taxplan-logo-bar-4 {
  transform-origin: 33px 36px;
  animation: barShimmer 2.4s ease-in-out infinite 0.7s;
}

/* Animated Trend Arrow Line */
@keyframes trendGlow {
  0%,
  100% {
    stroke-opacity: 0.9;
    stroke-width: 2.2;
  }
  50% {
    stroke-opacity: 1;
    stroke-width: 2.6;
  }
}

.taxplan-logo-trend {
  animation: trendGlow 3s ease-in-out infinite;
}

/* Splash Loader Progress Bar Animation */
@keyframes splashProgress {
  0% {
    width: 0%;
    transform: translateX(-10%);
  }
  50% {
    width: 75%;
    transform: translateX(0%);
  }
  100% {
    width: 100%;
    transform: translateX(0%);
  }
}

.splash-progress-bar {
  animation: splashProgress 0.8s cubic-bezier(0.4, 0, 0.2, 1) infinite;
}

.taxplan-brand-loader {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  position: relative;
  width: 32px;
  height: 32px;
}

.taxplan-brand-loader-ring {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 2.5px solid rgba(5, 150, 105, 0.2);
  border-top-color: #059669;
  border-right-color: #f43f5e;
  animation: taxLoaderSpin 0.9s cubic-bezier(0.55, 0.15, 0.45, 0.85) infinite;
}

.taxplan-brand-loader-symbol {
  font-family: var(--font-bn);
  font-weight: 800;
  font-size: 14px;
  color: #006a4e;
  animation: takaPulse 1.2s ease-in-out infinite;
}

.dark .taxplan-brand-loader-symbol {
  color: #34d399;
}

@keyframes taxLoaderSpin {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}

@keyframes takaPulse {
  0%,
  100% {
    transform: scale(1);
    opacity: 1;
  }
  50% {
    transform: scale(1.18);
    opacity: 0.8;
  }
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: #cbd5e1;
  border-radius: 9999px;
}

.dark ::-webkit-scrollbar-thumb {
  background: #334155;
}

::-webkit-scrollbar-thumb:hover {
  background: #94a3b8;
}

/* Micro Animations */
@keyframes pulseSubtle {
  0%,
  100% {
    opacity: 1;
    transform: scale(1);
  }
  50% {
    opacity: 0.85;
    transform: scale(0.98);
  }
}

.pulse-badge {
  animation: pulseSubtle 3s infinite ease-in-out;
}

/* Print & PDF Report Generation Styles */
@media print {
  body {
    background: #ffffff !important;
    color: #000000 !important;
  }
  .no-print,
  header,
  footer,
  nav,
  .bottom-nav,
  #ads-container,
  .adsbygoogle,
  #app-splash-screen {
    display: none !important;
  }
  .print-only {
    display: block !important;
  }
}

/* Lucide & SVG Icon Styles */
i[data-lucide],
svg.lucide {
  display: inline-block;
  vertical-align: middle;
  flex-shrink: 0;
}

/* Animated PRO Badges */
@keyframes pro-shimmer {
  0% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
  100% {
    background-position: 0% 50%;
  }
}

@keyframes pro-glow {
  0%,
  100% {
    box-shadow:
      0 0 8px rgba(16, 185, 129, 0.4),
      0 0 0 1px rgba(52, 211, 153, 0.4);
  }
  50% {
    box-shadow:
      0 0 16px rgba(16, 185, 129, 0.7),
      0 0 0 1.5px rgba(110, 231, 183, 0.85);
  }
}

.badge-pro-animated {
  background: linear-gradient(
    135deg,
    #059669 0%,
    #10b981 35%,
    #047857 70%,
    #10b981 100%
  );
  background-size: 250% 250%;
  animation:
    pro-shimmer 4s ease infinite,
    pro-glow 2.5s ease-in-out infinite;
  color: #ffffff !important;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.35);
  font-weight: 800;
  letter-spacing: 0.05em;
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  transition: transform 0.2s ease;
}

.badge-pro-animated:hover {
  transform: scale(1.05);
}