/* Delivery Package Recording System - Design System Variables */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Kdam+Thmor+Pro&family=Outfit:wght@400;500;600;700;800&display=swap');

:root {
  /* Dark Theme Default Palette (Emerald Green System) */
  --bg-dark: #090d16;
  --bg-gradient: radial-gradient(circle at 50% 0%, #064e3b 0%, #0f172a 55%, #090d16 100%);
  
  --primary: #10b981;
  --primary-hover: #059669;
  --primary-glow: rgba(16, 185, 129, 0.4);
  
  --accent-cyan: #06b6d4;
  --accent-emerald: #10b981;
  --accent-amber: #f59e0b;
  --accent-rose: #f43f5e;
  
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --text-dim: #64748b;
  
  --glass-bg: rgba(15, 23, 42, 0.7);
  --glass-border: rgba(255, 255, 255, 0.12);
  --glass-border-focus: rgba(16, 185, 129, 0.5);
  --glass-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.7);
  
  --card-bg: rgba(30, 41, 59, 0.6);
  --input-bg: rgba(15, 23, 42, 0.7);
  --input-bg-focus: rgba(15, 23, 42, 0.95);
  --input-border: rgba(255, 255, 255, 0.15);

  /* Typography (Universal Kdam Thmor Pro for EN & KH) */
  --font-heading: 'Kdam Thmor Pro', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: 'Kdam Thmor Pro', -apple-system, BlinkMacSystemFont, sans-serif;
  
  /* Border Radius (Sharp Rectangular Design) */
  --radius-sm: 0px;
  --radius-md: 0px;
  --radius-lg: 0px;
  --radius-full: 0px;
  
  /* Transitions */
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Light Theme Variables Overrides (Emerald Soft Light Mode) */
[data-theme="light"] {
  --bg-dark: #cbd5e1;
  --bg-gradient: radial-gradient(circle at 50% 0%, #a7f3d0 0%, #cbd5e1 55%, #94a3b8 100%);
  
  --primary: #059669;
  --primary-hover: #047857;
  --primary-glow: rgba(5, 150, 105, 0.3);
  
  --text-main: #0f172a;
  --text-muted: #334155;
  --text-dim: #64748b;
  
  --glass-bg: rgba(241, 245, 249, 0.85);
  --glass-border: rgba(15, 23, 42, 0.18);
  --glass-shadow: 0 20px 40px -10px rgba(15, 23, 42, 0.18);
  
  --card-bg: rgba(241, 245, 249, 0.9);
  --input-bg: rgba(255, 255, 255, 0.9);
  --input-bg-focus: #ffffff;
  --input-border: rgba(15, 23, 42, 0.22);
}

/* Base Styles - Sharp Edge UI */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  border-radius: 0 !important;
}

body {
  font-family: var(--font-body);
  background: var(--bg-dark);
  background-image: var(--bg-gradient);
  color: var(--text-main);
  min-height: 100vh;
  overflow-x: hidden;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  transition: background var(--transition-normal), color var(--transition-normal);
}

/* Kdam Thmor Pro Khmer Font Rules */
html[lang="kh"],
html[lang="kh"] body,
html[lang="kh"] input,
html[lang="kh"] button {
  font-family: 'Kdam Thmor Pro', sans-serif;
  line-height: 1.6;
}

html[lang="kh"] .brand-title,
html[lang="kh"] h1,
html[lang="kh"] h2,
html[lang="kh"] h3 {
  font-family: 'Kdam Thmor Pro', sans-serif;
  font-weight: 700;
}