:root {
  /* Primitive Color Tokens */
  --color-white: rgba(255, 255, 255, 1);
  --color-black: rgba(0, 0, 0, 1);
  --color-cream-50: rgba(252, 252, 249, 1);
  --color-cream-100: rgba(255, 255, 253, 1);
  --color-gray-200: rgba(245, 245, 245, 1);
  --color-gray-300: rgba(167, 169, 169, 1);
  --color-gray-400: rgba(119, 124, 124, 1);
  --color-slate-500: rgba(98, 108, 113, 1);
  --color-brown-600: rgba(94, 82, 64, 1);
  --color-charcoal-700: rgba(31, 33, 33, 1);
  --color-charcoal-800: rgba(38, 40, 40, 1);
  --color-slate-900: rgba(19, 52, 59, 1);
  --color-teal-300: rgba(50, 184, 198, 1);
  --color-teal-400: rgba(45, 166, 178, 1);
  --color-teal-500: rgba(33, 128, 141, 1);
  --color-teal-600: rgba(29, 116, 128, 1);
  --color-teal-700: rgba(26, 104, 115, 1);
  --color-teal-800: rgba(41, 150, 161, 1);
  --color-red-400: rgba(255, 84, 89, 1);
  --color-red-500: rgba(192, 21, 47, 1);
  --color-orange-400: rgba(230, 129, 97, 1);
  --color-orange-500: rgba(168, 75, 47, 1);

  /* RGB versions for opacity control */
  --color-brown-600-rgb: 94, 82, 64;
  --color-teal-500-rgb: 33, 128, 141;
  --color-slate-900-rgb: 19, 52, 59;
  --color-slate-500-rgb: 98, 108, 113;
  --color-red-500-rgb: 192, 21, 47;
  --color-red-400-rgb: 255, 84, 89;
  --color-orange-500-rgb: 168, 75, 47;
  --color-orange-400-rgb: 230, 129, 97;

  /* Background color tokens (Light Mode) */
  --color-bg-1: rgba(59, 130, 246, 0.08); /* Light blue */
  --color-bg-2: rgba(245, 158, 11, 0.08); /* Light yellow */
  --color-bg-3: rgba(34, 197, 94, 0.08); /* Light green */
  --color-bg-4: rgba(239, 68, 68, 0.08); /* Light red */
  --color-bg-5: rgba(147, 51, 234, 0.08); /* Light purple */
  --color-bg-6: rgba(249, 115, 22, 0.08); /* Light orange */
  --color-bg-7: rgba(236, 72, 153, 0.08); /* Light pink */
  --color-bg-8: rgba(6, 182, 212, 0.08); /* Light cyan */

  /* Semantic Color Tokens (Light Mode) */
  --color-background: var(--color-cream-50);
  --color-surface: var(--color-cream-100);
  --color-text: var(--color-slate-900);
  --color-text-secondary: var(--color-slate-500);
  --color-primary: var(--color-teal-500);
  --color-primary-hover: var(--color-teal-600);
  --color-primary-active: var(--color-teal-700);
  --color-secondary: rgba(var(--color-brown-600-rgb), 0.12);
  --color-secondary-hover: rgba(var(--color-brown-600-rgb), 0.2);
  --color-secondary-active: rgba(var(--color-brown-600-rgb), 0.25);
  --color-border: rgba(var(--color-brown-600-rgb), 0.2);
  --color-btn-primary-text: var(--color-cream-50);
  --color-card-border: rgba(var(--color-brown-600-rgb), 0.12);
  --color-card-border-inner: rgba(var(--color-brown-600-rgb), 0.12);
  --color-error: var(--color-red-500);
  --color-success: var(--color-teal-500);
  --color-warning: var(--color-orange-500);
  --color-info: var(--color-slate-500);
  --color-focus-ring: rgba(var(--color-teal-500-rgb), 0.4);
  --color-select-caret: rgba(var(--color-slate-900-rgb), 0.8);

  /* Common style patterns */
  --focus-ring: 0 0 0 3px var(--color-focus-ring);
  --focus-outline: 2px solid var(--color-primary);
  --status-bg-opacity: 0.15;
  --status-border-opacity: 0.25;
  --select-caret-light: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23134252' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  --select-caret-dark: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23f5f5f5' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");

  /* RGB versions for opacity control */
  --color-success-rgb: 33, 128, 141;
  --color-error-rgb: 192, 21, 47;
  --color-warning-rgb: 168, 75, 47;
  --color-info-rgb: 98, 108, 113;

  /* Typography */
  --font-family-base: "FKGroteskNeue", "Geist", "Inter", -apple-system,
    BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-family-mono: "Berkeley Mono", ui-monospace, SFMono-Regular, Menlo,
    Monaco, Consolas, monospace;
  --font-size-xs: 11px;
  --font-size-sm: 12px;
  --font-size-base: 14px;
  --font-size-md: 14px;
  --font-size-lg: 16px;
  --font-size-xl: 18px;
  --font-size-2xl: 20px;
  --font-size-3xl: 24px;
  --font-size-4xl: 30px;
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 550;
  --font-weight-bold: 600;
  --line-height-tight: 1.2;
  --line-height-normal: 1.5;
  --letter-spacing-tight: -0.01em;

  /* Spacing */
  --space-0: 0;
  --space-1: 1px;
  --space-2: 2px;
  --space-4: 4px;
  --space-6: 6px;
  --space-8: 8px;
  --space-10: 10px;
  --space-12: 12px;
  --space-16: 16px;
  --space-20: 20px;
  --space-24: 24px;
  --space-32: 32px;

  /* Border Radius */
  --radius-sm: 6px;
  --radius-base: 8px;
  --radius-md: 10px;
  --radius-lg: 12px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.02);
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.04), 0 1px 2px rgba(0, 0, 0, 0.02);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.04),
    0 2px 4px -1px rgba(0, 0, 0, 0.02);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.04),
    0 4px 6px -2px rgba(0, 0, 0, 0.02);
  --shadow-inset-sm: inset 0 1px 0 rgba(255, 255, 255, 0.15),
    inset 0 -1px 0 rgba(0, 0, 0, 0.03);

  /* Animation */
  --duration-fast: 150ms;
  --duration-normal: 250ms;
  --ease-standard: cubic-bezier(0.16, 1, 0.3, 1);

  /* Layout */
  --container-sm: 640px;
  --container-md: 768px;
  --container-lg: 1024px;
  --container-xl: 1280px;
}

/* Dark mode colors */
@media (prefers-color-scheme: dark) {
  :root {
    /* RGB versions for opacity control (Dark Mode) */
    --color-gray-400-rgb: 119, 124, 124;
    --color-teal-300-rgb: 50, 184, 198;
    --color-gray-300-rgb: 167, 169, 169;
    --color-gray-200-rgb: 245, 245, 245;

    /* Background color tokens (Dark Mode) */
    --color-bg-1: rgba(29, 78, 216, 0.15); /* Dark blue */
    --color-bg-2: rgba(180, 83, 9, 0.15); /* Dark yellow */
    --color-bg-3: rgba(21, 128, 61, 0.15); /* Dark green */
    --color-bg-4: rgba(185, 28, 28, 0.15); /* Dark red */
    --color-bg-5: rgba(107, 33, 168, 0.15); /* Dark purple */
    --color-bg-6: rgba(194, 65, 12, 0.15); /* Dark orange */
    --color-bg-7: rgba(190, 24, 93, 0.15); /* Dark pink */
    --color-bg-8: rgba(8, 145, 178, 0.15); /* Dark cyan */
    
    /* Semantic Color Tokens (Dark Mode) */
    --color-background: var(--color-charcoal-700);
    --color-surface: var(--color-charcoal-800);
    --color-text: var(--color-gray-200);
    --color-text-secondary: rgba(var(--color-gray-300-rgb), 0.7);
    --color-primary: var(--color-teal-300);
    --color-primary-hover: var(--color-teal-400);
    --color-primary-active: var(--color-teal-800);
    --color-secondary: rgba(var(--color-gray-400-rgb), 0.15);
    --color-secondary-hover: rgba(var(--color-gray-400-rgb), 0.25);
    --color-secondary-active: rgba(var(--color-gray-400-rgb), 0.3);
    --color-border: rgba(var(--color-gray-400-rgb), 0.3);
    --color-error: var(--color-red-400);
    --color-success: var(--color-teal-300);
    --color-warning: var(--color-orange-400);
    --color-info: var(--color-gray-300);
    --color-focus-ring: rgba(var(--color-teal-300-rgb), 0.4);
    --color-btn-primary-text: var(--color-slate-900);
    --color-card-border: rgba(var(--color-gray-400-rgb), 0.2);
    --color-card-border-inner: rgba(var(--color-gray-400-rgb), 0.15);
    --shadow-inset-sm: inset 0 1px 0 rgba(255, 255, 255, 0.1),
      inset 0 -1px 0 rgba(0, 0, 0, 0.15);
    --button-border-secondary: rgba(var(--color-gray-400-rgb), 0.2);
    --color-border-secondary: rgba(var(--color-gray-400-rgb), 0.2);
    --color-select-caret: rgba(var(--color-gray-200-rgb), 0.8);

    /* Common style patterns - updated for dark mode */
    --focus-ring: 0 0 0 3px var(--color-focus-ring);
    --focus-outline: 2px solid var(--color-primary);
    --status-bg-opacity: 0.15;
    --status-border-opacity: 0.25;
    --select-caret-light: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23134252' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    --select-caret-dark: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23f5f5f5' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");

    /* RGB versions for dark mode */
    --color-success-rgb: var(--color-teal-300-rgb);
    --color-error-rgb: var(--color-red-400-rgb);
    --color-warning-rgb: var(--color-orange-400-rgb);
    --color-info-rgb: var(--color-gray-300-rgb);
  }
}

/* Data attribute for manual theme switching */
[data-color-scheme="dark"] {
  /* RGB versions for opacity control (dark mode) */
  --color-gray-400-rgb: 119, 124, 124;
  --color-teal-300-rgb: 50, 184, 198;
  --color-gray-300-rgb: 167, 169, 169;
  --color-gray-200-rgb: 245, 245, 245;

  /* Colorful background palette - Dark Mode */
  --color-bg-1: rgba(29, 78, 216, 0.15); /* Dark blue */
  --color-bg-2: rgba(180, 83, 9, 0.15); /* Dark yellow */
  --color-bg-3: rgba(21, 128, 61, 0.15); /* Dark green */
  --color-bg-4: rgba(185, 28, 28, 0.15); /* Dark red */
  --color-bg-5: rgba(107, 33, 168, 0.15); /* Dark purple */
  --color-bg-6: rgba(194, 65, 12, 0.15); /* Dark orange */
  --color-bg-7: rgba(190, 24, 93, 0.15); /* Dark pink */
  --color-bg-8: rgba(8, 145, 178, 0.15); /* Dark cyan */
  
  /* Semantic Color Tokens (Dark Mode) */
  --color-background: var(--color-charcoal-700);
  --color-surface: var(--color-charcoal-800);
  --color-text: var(--color-gray-200);
  --color-text-secondary: rgba(var(--color-gray-300-rgb), 0.7);
  --color-primary: var(--color-teal-300);
  --color-primary-hover: var(--color-teal-400);
  --color-primary-active: var(--color-teal-800);
  --color-secondary: rgba(var(--color-gray-400-rgb), 0.15);
  --color-secondary-hover: rgba(var(--color-gray-400-rgb), 0.25);
  --color-secondary-active: rgba(var(--color-gray-400-rgb), 0.3);
  --color-border: rgba(var(--color-gray-400-rgb), 0.3);
  --color-error: var(--color-red-400);
  --color-success: var(--color-teal-300);
  --color-warning: var(--color-orange-400);
  --color-info: var(--color-gray-300);
  --color-focus-ring: rgba(var(--color-teal-300-rgb), 0.4);
  --color-btn-primary-text: var(--color-slate-900);
  --color-card-border: rgba(var(--color-gray-400-rgb), 0.15);
  --color-card-border-inner: rgba(var(--color-gray-400-rgb), 0.15);
  --shadow-inset-sm: inset 0 1px 0 rgba(255, 255, 255, 0.1),
    inset 0 -1px 0 rgba(0, 0, 0, 0.15);
  --color-border-secondary: rgba(var(--color-gray-400-rgb), 0.2);
  --color-select-caret: rgba(var(--color-gray-200-rgb), 0.8);

  /* Common style patterns - updated for dark mode */
  --focus-ring: 0 0 0 3px var(--color-focus-ring);
  --focus-outline: 2px solid var(--color-primary);
  --status-bg-opacity: 0.15;
  --status-border-opacity: 0.25;
  --select-caret-light: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23134252' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  --select-caret-dark: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23f5f5f5' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");

  /* RGB versions for dark mode */
  --color-success-rgb: var(--color-teal-300-rgb);
  --color-error-rgb: var(--color-red-400-rgb);
  --color-warning-rgb: var(--color-orange-400-rgb);
  --color-info-rgb: var(--color-gray-300-rgb);
}

[data-color-scheme="light"] {
  /* RGB versions for opacity control (light mode) */
  --color-brown-600-rgb: 94, 82, 64;
  --color-teal-500-rgb: 33, 128, 141;
  --color-slate-900-rgb: 19, 52, 59;
  
  /* Semantic Color Tokens (Light Mode) */
  --color-background: var(--color-cream-50);
  --color-surface: var(--color-cream-100);
  --color-text: var(--color-slate-900);
  --color-text-secondary: var(--color-slate-500);
  --color-primary: var(--color-teal-500);
  --color-primary-hover: var(--color-teal-600);
  --color-primary-active: var(--color-teal-700);
  --color-secondary: rgba(var(--color-brown-600-rgb), 0.12);
  --color-secondary-hover: rgba(var(--color-brown-600-rgb), 0.2);
  --color-secondary-active: rgba(var(--color-brown-600-rgb), 0.25);
  --color-border: rgba(var(--color-brown-600-rgb), 0.2);
  --color-btn-primary-text: var(--color-cream-50);
  --color-card-border: rgba(var(--color-brown-600-rgb), 0.12);
  --color-card-border-inner: rgba(var(--color-brown-600-rgb), 0.12);
  --color-error: var(--color-red-500);
  --color-success: var(--color-teal-500);
  --color-warning: var(--color-orange-500);
  --color-info: var(--color-slate-500);
  --color-focus-ring: rgba(var(--color-teal-500-rgb), 0.4);

  /* RGB versions for light mode */
  --color-success-rgb: var(--color-teal-500-rgb);
  --color-error-rgb: var(--color-red-500-rgb);
  --color-warning-rgb: var(--color-orange-500-rgb);
  --color-info-rgb: var(--color-slate-500-rgb);
}

/* Base styles */
html {
  font-size: var(--font-size-base);
  font-family: var(--font-family-base);
  line-height: var(--line-height-normal);
  color: var(--color-text);
  background-color: var(--color-background);
  -webkit-font-smoothing: antialiased;
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 0;
}

*,
*::before,
*::after {
  box-sizing: inherit;
}

/* Typography */
h1,
h2,
h3,
h4,
h5,
h6 {
  margin: 0;
  font-weight: var(--font-weight-semibold);
  line-height: var(--line-height-tight);
  color: var(--color-text);
  letter-spacing: var(--letter-spacing-tight);
}

h1 {
  font-size: var(--font-size-4xl);
}
h2 {
  font-size: var(--font-size-3xl);
}
h3 {
  font-size: var(--font-size-2xl);
}
h4 {
  font-size: var(--font-size-xl);
}
h5 {
  font-size: var(--font-size-lg);
}
h6 {
  font-size: var(--font-size-md);
}

p {
  margin: 0 0 var(--space-16) 0;
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--duration-fast) var(--ease-standard);
}

a:hover {
  color: var(--color-primary-hover);
}

code,
pre {
  font-family: var(--font-family-mono);
  font-size: calc(var(--font-size-base) * 0.95);
  background-color: var(--color-secondary);
  border-radius: var(--radius-sm);
}

code {
  padding: var(--space-1) var(--space-4);
}

pre {
  padding: var(--space-16);
  margin: var(--space-16) 0;
  overflow: auto;
  border: 1px solid var(--color-border);
}

pre code {
  background: none;
  padding: 0;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-8) var(--space-16);
  border-radius: var(--radius-base);
  font-size: var(--font-size-base);
  font-weight: 500;
  line-height: 1.5;
  cursor: pointer;
  transition: all var(--duration-normal) var(--ease-standard);
  border: none;
  text-decoration: none;
  position: relative;
}

.btn:focus-visible {
  outline: none;
  box-shadow: var(--focus-ring);
}

.btn--primary {
  background: var(--color-primary);
  color: var(--color-btn-primary-text);
}

.btn--primary:hover {
  background: var(--color-primary-hover);
}

.btn--primary:active {
  background: var(--color-primary-active);
}

.btn--secondary {
  background: var(--color-secondary);
  color: var(--color-text);
}

.btn--secondary:hover {
  background: var(--color-secondary-hover);
}

.btn--secondary:active {
  background: var(--color-secondary-active);
}

.btn--outline {
  background: transparent;
  border: 1px solid var(--color-border);
  color: var(--color-text);
}

.btn--outline:hover {
  background: var(--color-secondary);
}

.btn--sm {
  padding: var(--space-4) var(--space-12);
  font-size: var(--font-size-sm);
  border-radius: var(--radius-sm);
}

.btn--lg {
  padding: var(--space-10) var(--space-20);
  font-size: var(--font-size-lg);
  border-radius: var(--radius-md);
}

.btn--full-width {
  width: 100%;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* Form elements */
.form-control {
  display: block;
  width: 100%;
  padding: var(--space-8) var(--space-12);
  font-size: var(--font-size-md);
  line-height: 1.5;
  color: var(--color-text);
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-base);
  transition: border-color var(--duration-fast) var(--ease-standard),
    box-shadow var(--duration-fast) var(--ease-standard);
}

textarea.form-control {
  font-family: var(--font-family-base);
  font-size: var(--font-size-base);
}

select.form-control {
  padding: var(--space-8) var(--space-12);
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
  background-image: var(--select-caret-light);
  background-repeat: no-repeat;
  background-position: right var(--space-12) center;
  background-size: 16px;
  padding-right: var(--space-32);
}

/* Add a dark mode specific caret */
@media (prefers-color-scheme: dark) {
  select.form-control {
    background-image: var(--select-caret-dark);
  }
}

/* Also handle data-color-scheme */
[data-color-scheme="dark"] select.form-control {
  background-image: var(--select-caret-dark);
}

[data-color-scheme="light"] select.form-control {
  background-image: var(--select-caret-light);
}

.form-control:focus {
  border-color: var(--color-primary);
  outline: var(--focus-outline);
}

.form-label {
  display: block;
  margin-bottom: var(--space-8);
  font-weight: var(--font-weight-medium);
  font-size: var(--font-size-sm);
}

.form-group {
  margin-bottom: var(--space-16);
}

/* Card component */
.card {
  background-color: var(--color-surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-card-border);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: box-shadow var(--duration-normal) var(--ease-standard);
}

.card:hover {
  box-shadow: var(--shadow-md);
}

.card__body {
  padding: var(--space-16);
}

.card__header,
.card__footer {
  padding: var(--space-16);
  border-bottom: 1px solid var(--color-card-border-inner);
}

/* Status indicators - simplified with CSS variables */
.status {
  display: inline-flex;
  align-items: center;
  padding: var(--space-6) var(--space-12);
  border-radius: var(--radius-full);
  font-weight: var(--font-weight-medium);
  font-size: var(--font-size-sm);
}

.status--success {
  background-color: rgba(
    var(--color-success-rgb, 33, 128, 141),
    var(--status-bg-opacity)
  );
  color: var(--color-success);
  border: 1px solid
    rgba(var(--color-success-rgb, 33, 128, 141), var(--status-border-opacity));
}

.status--error {
  background-color: rgba(
    var(--color-error-rgb, 192, 21, 47),
    var(--status-bg-opacity)
  );
  color: var(--color-error);
  border: 1px solid
    rgba(var(--color-error-rgb, 192, 21, 47), var(--status-border-opacity));
}

.status--warning {
  background-color: rgba(
    var(--color-warning-rgb, 168, 75, 47),
    var(--status-bg-opacity)
  );
  color: var(--color-warning);
  border: 1px solid
    rgba(var(--color-warning-rgb, 168, 75, 47), var(--status-border-opacity));
}

.status--info {
  background-color: rgba(
    var(--color-info-rgb, 98, 108, 113),
    var(--status-bg-opacity)
  );
  color: var(--color-info);
  border: 1px solid
    rgba(var(--color-info-rgb, 98, 108, 113), var(--status-border-opacity));
}

/* Container layout */
.container {
  width: 100%;
  margin-right: auto;
  margin-left: auto;
  padding-right: var(--space-16);
  padding-left: var(--space-16);
}

@media (min-width: 640px) {
  .container {
    max-width: var(--container-sm);
  }
}
@media (min-width: 768px) {
  .container {
    max-width: var(--container-md);
  }
}
@media (min-width: 1024px) {
  .container {
    max-width: var(--container-lg);
  }
}
@media (min-width: 1280px) {
  .container {
    max-width: var(--container-xl);
  }
}

/* Utility classes */
.flex {
  display: flex;
}
.flex-col {
  flex-direction: column;
}
.items-center {
  align-items: center;
}
.justify-center {
  justify-content: center;
}
.justify-between {
  justify-content: space-between;
}
.gap-4 {
  gap: var(--space-4);
}
.gap-8 {
  gap: var(--space-8);
}
.gap-16 {
  gap: var(--space-16);
}

.m-0 {
  margin: 0;
}
.mt-8 {
  margin-top: var(--space-8);
}
.mb-8 {
  margin-bottom: var(--space-8);
}
.mx-8 {
  margin-left: var(--space-8);
  margin-right: var(--space-8);
}
.my-8 {
  margin-top: var(--space-8);
  margin-bottom: var(--space-8);
}

.p-0 {
  padding: 0;
}
.py-8 {
  padding-top: var(--space-8);
  padding-bottom: var(--space-8);
}
.px-8 {
  padding-left: var(--space-8);
  padding-right: var(--space-8);
}
.py-16 {
  padding-top: var(--space-16);
  padding-bottom: var(--space-16);
}
.px-16 {
  padding-left: var(--space-16);
  padding-right: var(--space-16);
}

.block {
  display: block;
}
.hidden {
  display: none;
}

/* Accessibility */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

:focus-visible {
  outline: var(--focus-outline);
  outline-offset: 2px;
}

/* Dark mode specifics */
[data-color-scheme="dark"] .btn--outline {
  border: 1px solid var(--color-border-secondary);
}

@font-face {
  font-family: 'FKGroteskNeue';
  src: url('https://r2cdn.perplexity.ai/fonts/FKGroteskNeue.woff2')
    format('woff2');
}

/* END PERPLEXITY DESIGN SYSTEM */
/* Updated primary color */
:root {
  --color-primary: #40D41D;
  --color-primary-hover: #36b819;
  --color-primary-active: #2d9e15;
  --color-primary-rgb: 64, 212, 29;
  --color-focus-ring: rgba(64, 212, 29, 0.4);
}

/* Dark mode primary color adjustments */
@media (prefers-color-scheme: dark) {
  :root {
    --color-primary: #40D41D;
    --color-primary-hover: #4ae020;
    --color-primary-active: #36b819;
    --color-primary-rgb: 64, 212, 29;
    --color-focus-ring: rgba(64, 212, 29, 0.4);
  }
}

[data-color-scheme="dark"] {
  --color-primary: #40D41D;
  --color-primary-hover: #4ae020;
  --color-primary-active: #36b819;
  --color-primary-rgb: 64, 212, 29;
  --color-focus-ring: rgba(64, 212, 29, 0.4);
}

/* Base styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-family: var(--font-family-base);
  font-size: var(--font-size-base);
  line-height: var(--line-height-normal);
  color: var(--color-text);
  background-color: var(--color-background);
  scroll-behavior: smooth;
}

body {
  margin: 0;
  padding: 0;
  min-height: 100vh;
}

/* Header styles */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  backdrop-filter: blur(10px);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-12) 0;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: var(--space-8);
  color: var(--color-text);
  text-decoration: none;
}

.nav-logo {
  color: var(--color-primary);
}

.nav-brand-text {
  font-weight: var(--font-weight-semibold);
  font-size: var(--font-size-lg);
}

.nav-desktop {
  display: none;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: var(--space-24);
  list-style: none;
}

.nav-link {
  background: none;
  border: none;
  color: var(--color-text);
  font-size: var(--font-size-base);
  cursor: pointer;
  padding: var(--space-8);
  border-radius: var(--radius-sm);
  transition: color var(--duration-fast) var(--ease-standard);
}

.nav-link:hover {
  color: var(--color-primary);
}

.nav-link.active {
  color: var(--color-primary);
  font-weight: var(--font-weight-medium);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--space-12);
}

.language-selector {
  padding: var(--space-4) var(--space-8);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background-color: var(--color-surface);
  color: var(--color-text);
  font-size: var(--font-size-sm);
  cursor: pointer;
}

.mobile-menu-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-8);
  background: none;
  border: none;
  color: var(--color-text);
  cursor: pointer;
  border-radius: var(--radius-sm);
}

.mobile-menu-btn:hover {
  background-color: var(--color-secondary);
}

.hamburger-icon {
  color: var(--color-secondary);
}

/* Mobile menu */
.mobile-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background-color: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  box-shadow: var(--shadow-lg);
}

.mobile-menu.active {
  display: block;
}

.mobile-nav-list {
  list-style: none;
  padding: var(--space-16) 0;
}

.mobile-nav-list li {
  border-bottom: 1px solid var(--color-border);
}

.mobile-nav-list li:last-child {
  border-bottom: none;
}

.mobile-nav-link {
  display: block;
  width: 100%;
  padding: var(--space-16) var(--space-24);
  background: none;
  border: none;
  color: var(--color-text);
  font-size: var(--font-size-base);
  text-align: left;
  cursor: pointer;
  transition: background-color var(--duration-fast) var(--ease-standard);
}

.mobile-nav-link:hover {
  background-color: var(--color-secondary);
}

.mobile-nav-link.active {
  color: var(--color-primary);
  font-weight: var(--font-weight-medium);
}

/* Desktop navigation */
@media (min-width: 768px) {
  .nav-desktop {
    display: block;
  }
  
  .mobile-menu-btn {
    display: none;
  }
  
  .mobile-menu {
    display: none !important;
  }
}

/* Main content */
.main {
  flex: 1;
}

/* Page system */
.page {
  display: none;
  min-height: calc(100vh - 80px);
  padding: var(--space-32) 0;
}

.page.active {
  display: block;
}

.page-header {
  text-align: center;
  margin-bottom: var(--space-32);
}

.page-header h1 {
  font-size: var(--font-size-4xl);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--space-8);
}

.page-header p {
  font-size: var(--font-size-lg);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-16);
}

.export-pdf-btn {
  margin-top: var(--space-16);
}

/* Home page */
.hero-section {
  text-align: center;
  padding: var(--space-32) 0;
}

.hero-title {
  font-size: var(--font-size-4xl);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--space-16);
}

.hero-subtitle {
  font-size: var(--font-size-xl);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-32);
}

.home-presentation {
  display: grid;
  gap: var(--space-24);
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  margin-bottom: var(--space-32);
  text-align: left;
}

.presentation-item {
  background-color: var(--color-surface);
  padding: var(--space-20);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  transition: transform var(--duration-fast) var(--ease-standard);
}

.presentation-item:hover {
  transform: translateY(-2px);
}

.presentation-item h3 {
  color: var(--color-primary);
  margin-bottom: var(--space-8);
  font-size: var(--font-size-lg);
}

.presentation-item p {
  color: var(--color-text-secondary);
  line-height: 1.6;
}

.presentation-item.activism {
  background-color: var(--color-bg-4);
}

.hero-actions {
  display: flex;
  gap: var(--space-16);
  justify-content: center;
  flex-wrap: wrap;
}

/* About page */
.about-content {
  max-width: 800px;
  margin: 0 auto;
}

.about-summary {
  text-align: center;
  margin-bottom: var(--space-32);
  padding: var(--space-24);
  background-color: var(--color-surface);
  border-radius: var(--radius-lg);
}

.about-summary p {
  font-size: var(--font-size-lg);
  line-height: 1.6;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-20);
}

.age-display {
  font-size: var(--font-size-2xl);
  margin-bottom: var(--space-16);
  color: var(--color-text);
}

.age-number {
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
}

.about-section {
  margin-bottom: var(--space-32);
}

.about-section h2 {
  font-size: var(--font-size-2xl);
  margin-bottom: var(--space-16);
  color: var(--color-primary);
}

/* FAQ styles */
.faq-list {
  display: grid;
  gap: var(--space-16);
}

.faq-item {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-20);
}

.faq-question {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
  margin-bottom: var(--space-8);
}

.faq-answer {
  color: var(--color-text-secondary);
  line-height: 1.6;
}

/* Projects preview */
.projects-preview {
  display: grid;
  gap: var(--space-16);
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.project-preview-item {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-20);
  transition: transform var(--duration-fast) var(--ease-standard);
}

.project-preview-item:hover {
  transform: translateY(-2px);
}

.project-preview-item h3 {
  color: var(--color-primary);
  margin-bottom: var(--space-8);
}

.project-preview-item p {
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin-bottom: var(--space-12);
}

.project-status {
  display: inline-block;
  padding: var(--space-4) var(--space-8);
  background-color: var(--color-bg-3);
  color: var(--color-success);
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
}

/* Blog and content lists */
.blog-list {
  display: grid;
  gap: var(--space-24);
  max-width: 800px;
  margin: 0 auto;
}

.blog-post-preview {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-24);
  transition: transform var(--duration-fast) var(--ease-standard),
              box-shadow var(--duration-fast) var(--ease-standard);
  cursor: pointer;
}

.blog-post-preview:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.blog-post-title {
  font-size: var(--font-size-xl);
  margin-bottom: var(--space-8);
  color: var(--color-primary);
}

.blog-post-excerpt {
  color: var(--color-text-secondary);
  margin-bottom: var(--space-16);
  line-height: 1.6;
}

.blog-read-more {
  font-size: var(--font-size-sm);
}

/* Projects page */
.projects-grid {
  display: grid;
  gap: var(--space-24);
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.project-card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-24);
  transition: transform var(--duration-fast) var(--ease-standard),
              box-shadow var(--duration-fast) var(--ease-standard);
}

.project-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.project-title {
  font-size: var(--font-size-xl);
  margin-bottom: var(--space-12);
  color: var(--color-primary);
}

.project-description {
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin-bottom: var(--space-16);
}

.project-tech {
  display: flex;
  gap: var(--space-8);
  margin-bottom: var(--space-20);
  flex-wrap: wrap;
}

.tech-tag {
  background-color: var(--color-bg-1);
  color: var(--color-primary);
  padding: var(--space-4) var(--space-8);
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
}

.btn-icon {
  margin-right: var(--space-4);
}

/* CV page */
.cv-content {
  max-width: 800px;
  margin: 0 auto;
  display: grid;
  gap: var(--space-24);
}

.cv-section {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-24);
}

.cv-section h2 {
  font-size: var(--font-size-2xl);
  margin-bottom: var(--space-20);
  color: var(--color-primary);
}

.cv-section h3 {
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-8);
  color: var(--color-text);
}

.cv-item {
  border-bottom: 1px solid var(--color-border);
  padding-bottom: var(--space-16);
  margin-bottom: var(--space-16);
}

.cv-item:last-child {
  border-bottom: none;
  margin-bottom: 0;
}

.cv-institution {
  color: var(--color-text-secondary);
  font-size: var(--font-size-base);
  margin-bottom: var(--space-4);
}

.cv-period {
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: var(--space-12);
}

.skill-item {
  background-color: var(--color-bg-2);
  color: var(--color-text);
  padding: var(--space-8) var(--space-12);
  border-radius: var(--radius-base);
  text-align: center;
  font-weight: var(--font-weight-medium);
}

/* Social media styles */
.cv-social-media {
  text-align: center;
  margin-top: var(--space-24);
}

.cv-social-media h3 {
  margin-bottom: var(--space-16);
  color: var(--color-primary);
}

.social-icons {
  display: flex;
  justify-content: center;
  gap: var(--space-16);
  flex-wrap: wrap;
}

.social-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: var(--radius-base);
  color: var(--color-surface);
  text-decoration: none;
  transition: transform var(--duration-fast) var(--ease-standard);
}

.social-icon:hover {
  transform: scale(1.1);
}

.social-icon.facebook {
  background-color: #1877f2;
}

.social-icon.whatsapp {
  background-color: #25d366;
}

.social-icon.discord {
  background-color: #7289da;
}

.social-icon.github {
  background-color: #333;
}

/* Services page */
.services-grid {
  display: grid;
  gap: var(--space-24);
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.service-card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-24);
  transition: transform var(--duration-fast) var(--ease-standard),
              box-shadow var(--duration-fast) var(--ease-standard);
}

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

.service-title {
  font-size: var(--font-size-xl);
  margin-bottom: var(--space-8);
  color: var(--color-primary);
}

.service-description {
  color: var(--color-text-secondary);
  margin-bottom: var(--space-20);
  line-height: 1.6;
}

.service-pricing {
  background-color: var(--color-bg-3);
  padding: var(--space-16);
  border-radius: var(--radius-base);
  margin-bottom: var(--space-16);
}

.price-item {
  display: flex;
  justify-content: space-between;
  margin-bottom: var(--space-8);
}

.price-item:last-child {
  margin-bottom: 0;
}

.price-label {
  color: var(--color-text-secondary);
}

.price-value {
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
}

.service-options {
  margin-top: var(--space-16);
}

.service-option {
  display: flex;
  justify-content: space-between;
  padding: var(--space-8);
  background-color: var(--color-bg-1);
  border-radius: var(--radius-sm);
  margin-bottom: var(--space-4);
}

.service-option:last-child {
  margin-bottom: 0;
}

/* Devices page */
.devices-grid {
  display: grid;
  gap: var(--space-24);
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  margin-bottom: var(--space-32);
}

.device-card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-24);
  transition: transform var(--duration-fast) var(--ease-standard),
              box-shadow var(--duration-fast) var(--ease-standard);
}

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

.device-header {
  display: flex;
  align-items: center;
  gap: var(--space-12);
  margin-bottom: var(--space-20);
}

.device-icon {
  color: var(--color-primary);
}

.device-title {
  font-size: var(--font-size-xl);
}

.device-specs {
  display: grid;
  gap: var(--space-8);
  margin-bottom: var(--space-16);
}

.spec-item {
  display: flex;
  justify-content: space-between;
  padding: var(--space-8);
  background-color: var(--color-bg-4);
  border-radius: var(--radius-sm);
}

.spec-label {
  color: var(--color-text-secondary);
  font-weight: var(--font-weight-medium);
}

.spec-value {
  color: var(--color-text);
}

.device-actions {
  display: flex;
  gap: var(--space-8);
  flex-wrap: wrap;
}

.device-btn {
  padding: var(--space-6) var(--space-12);
  font-size: var(--font-size-sm);
}

/* Device Collection Section */
.device-collection-section {
  margin-top: var(--space-32);
  text-align: center;
}

.device-collection-section h2 {
  font-size: var(--font-size-2xl);
  margin-bottom: var(--space-24);
  color: var(--color-primary);
}

.device-collection-grid {
  display: grid;
  gap: var(--space-20);
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

.collection-item {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-20);
  text-align: center;
  transition: transform var(--duration-fast) var(--ease-standard);
}

.collection-item:hover {
  transform: translateY(-2px);
}

.collection-icon {
  color: var(--color-primary);
  margin-bottom: var(--space-12);
}

.collection-name {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
}

/* Downloads page */
.downloads-grid {
  display: grid;
  gap: var(--space-24);
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.download-card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-24);
  transition: transform var(--duration-fast) var(--ease-standard),
              box-shadow var(--duration-fast) var(--ease-standard);
}

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

.download-header {
  display: flex;
  align-items: center;
  gap: var(--space-12);
  margin-bottom: var(--space-16);
}

.download-icon {
  color: var(--color-primary);
}

.download-title {
  font-size: var(--font-size-xl);
  color: var(--color-primary);
}

.download-description {
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin-bottom: var(--space-16);
}

.download-meta {
  display: flex;
  justify-content: space-between;
  margin-bottom: var(--space-16);
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

/* Contact page */
.contact-content {
  display: grid;
  gap: var(--space-32);
  max-width: 800px;
  margin: 0 auto;
}

.contact-form-section {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-24);
}

.contact-form {
  display: grid;
  gap: var(--space-16);
}

.contact-info-section h2,
.contact-info-section h3 {
  margin-bottom: var(--space-16);
  color: var(--color-primary);
}

.contact-info {
  display: grid;
  gap: var(--space-12);
  margin-bottom: var(--space-24);
}

.contact-item {
  display: flex;
  align-items: center;
  gap: var(--space-8);
  padding: var(--space-12);
  background-color: var(--color-bg-5);
  border-radius: var(--radius-base);
}

.contact-icon {
  color: var(--color-primary);
}

.social-media-links {
  display: grid;
  gap: var(--space-12);
}

.social-link {
  display: flex;
  align-items: center;
  gap: var(--space-8);
  padding: var(--space-12);
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-base);
  text-decoration: none;
  color: var(--color-text);
  transition: background-color var(--duration-fast) var(--ease-standard);
}

.social-link:hover {
  background-color: var(--color-secondary);
}

.social-link-icon {
  color: var(--color-primary);
}

/* Modal styles */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-20);
}

.modal.hidden {
  display: none;
}

.modal-backdrop {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(4px);
}

.modal-content {
  position: relative;
  background-color: var(--color-surface);
  border-radius: var(--radius-lg);
  max-width: 800px; /* Default size */
  width: 100%;
  max-height: 90vh; /* Permite modalului sa fie mai inalt */
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
  color-scheme: dark; 
}

.modal-content.modal-tool {
    max-width: 950px !important; /* Unelte complexe (precum Calculatorul) */
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-16);
  border-bottom: 1px solid var(--color-border);
}

.modal-header h3 {
  color: var(--color-primary);
}

.modal-close {
  background: none;
  border: none;
  color: var(--color-text-secondary);
  cursor: pointer;
  padding: var(--space-4);
  border-radius: var(--radius-sm);
}

.modal-close:hover {
  background-color: var(--color-secondary);
}

.modal-body {
  padding: var(--space-24);
}

.modal-body h1,
.modal-body h2,
.modal-body h3 {
  color: var(--color-primary);
  margin-bottom: var(--space-12);
}

.modal-body p {
  margin-bottom: var(--space-16);
  line-height: 1.6;
}

/* Accessories modal content */
.accessories-section {
  margin-bottom: var(--space-24);
}

.accessories-section:last-child {
  margin-bottom: 0;
}

.accessories-section h4 {
  color: var(--color-primary);
  margin-bottom: var(--space-12);
  font-size: var(--font-size-lg);
}

.accessories-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: var(--space-12);
}

.accessory-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-8);
  padding: var(--space-12);
  background-color: var(--color-bg-2);
  border-radius: var(--radius-base);
  text-align: center;
}

.accessory-icon {
  color: var(--color-primary);
}

.accessory-name {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
}

/* Responsive design */
@media (min-width: 768px) {
  .hero-title {
    font-size: var(--font-size-4xl);
  }
  
  .page-header h1 {
    font-size: var(--font-size-4xl);
  }
  
  .contact-content {
    grid-template-columns: 2fr 1fr;
    gap: var(--space-32);
  }
  
  .home-presentation {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 767px) {
  .hero-actions {
    flex-direction: column;
    align-items: center;
  }
  
  .hero-actions .btn {
    width: 100%;
    max-width: 280px;
  }
  
  .projects-grid,
  .services-grid,
  .devices-grid,
  .downloads-grid {
    grid-template-columns: 1fr;
  }
  
  .nav-brand-text {
    display: none;
  }
  
  .modal {
    padding: var(--space-12);
  }
  
  .modal-content {
    max-height: 90vh;
  }
  
  .page {
    padding: var(--space-20) 0;
  }
  
  .home-presentation {
    grid-template-columns: 1fr;
  }
  
  .social-icons {
    gap: var(--space-12);
  }
  
  .device-actions {
    justify-content: center;
  }
}

/* Utility classes for better mobile experience */
@media (max-width: 480px) {
  .container {
    padding-left: var(--space-12);
    padding-right: var(--space-12);
  }
  
  .hero-section {
    padding: var(--space-20) 0;
  }
  
  .page-header {
    margin-bottom: var(--space-20);
  }
  
  .project-card,
  .service-card,
  .device-card,
  .blog-post-preview,
  .contact-form-section,
  .download-card {
    padding: var(--space-16);
  }
  
  .presentation-item {
    padding: var(--space-16);
  }
}

/* Animation classes */
.fade-in {
  animation: fadeIn 0.3s ease-in;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Focus styles for accessibility */
button:focus-visible,
.nav-link:focus-visible,
.mobile-nav-link:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/* Print styles */
@media print {
  .header,
  .nav-actions,
  .mobile-menu,
  .hero-actions,
  .btn {
    display: none !important;
  }
  
  .page {
    display: block !important;
  }
  
  .cv-content {
    max-width: none;
  }
}

/* Camera Configuration Modal Styles */
.camera-config-header {
    text-align: center;
    margin-bottom: var(--space-24);
}

.camera-config-header h3 {
    color: var(--color-primary);
    margin-bottom: var(--space-16);
}

.camera-download-section {
    margin-bottom: var(--space-24);
}

.camera-import-instructions {
    background-color: var(--color-bg-1);
    padding: var(--space-16);
    border-radius: var(--radius-base);
    margin-bottom: var(--space-24);
}

.camera-import-instructions h4 {
    display: flex;
    align-items: center;
    gap: var(--space-8);
    color: var(--color-primary);
    margin-bottom: var(--space-12);
}

.camera-import-instructions ol {
    margin-left: var(--space-16);
    line-height: 1.6;
}

.camera-import-instructions li {
    margin-bottom: var(--space-8);
    color: var(--color-text-secondary);
}

.camera-profiles {
    display: grid;
    gap: var(--space-20);
}

.camera-profile-card {
    background-color: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-20);
}

.camera-profile-title {
    display: flex;
    align-items: center;
    gap: var(--space-8);
    color: var(--color-primary);
    margin-bottom: var(--space-16);
    font-size: var(--font-size-lg);
}

.camera-settings-section {
    margin-bottom: var(--space-20);
}

.camera-settings-section:last-child {
    margin-bottom: 0;
}

.camera-settings-section h5 {
    display: flex;
    align-items: center;
    gap: var(--space-8);
    color: var(--color-text);
    margin-bottom: var(--space-12);
    font-size: var(--font-size-md);
    font-weight: var(--font-weight-semibold);
}

.camera-settings-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--space-8);
    margin-bottom: var(--space-16);
}

.setting-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-8);
    background-color: var(--color-bg-2);
    border-radius: var(--radius-sm);
}

.setting-label {
    color: var(--color-text-secondary);
    font-weight: var(--font-weight-medium);
    font-size: var(--font-size-sm);
}

.setting-value {
    color: var(--color-text);
    font-weight: var(--font-weight-semibold);
    font-size: var(--font-size-sm);
}

.not-implemented {
    color: var(--color-text-secondary);
    font-style: italic;
    text-align: center;
    padding: var(--space-16);
    background-color: var(--color-bg-3);
    border-radius: var(--radius-base);
}

/* Service Calculator Styles */
.service-calculator {
    background-color: var(--color-bg-1);
    padding: var(--space-16);
    border-radius: var(--radius-base);
    margin-top: var(--space-16);
}

.service-calculator h4 {
    color: var(--color-primary);
    margin-bottom: var(--space-16);
    font-size: var(--font-size-md);
}

.calculator-options {
    display: grid;
    gap: var(--space-12);
    margin-bottom: var(--space-16);
}

.calculator-result {
    background-color: var(--color-surface);
    padding: var(--space-12);
    border-radius: var(--radius-sm);
    border: 1px solid var(--color-border);
}

.calculator-result .price-item {
    display: flex;
    justify-content: space-between;
    margin-bottom: var(--space-4);
    padding: var(--space-4) 0;
}

.calculator-result .price-item:last-child {
    margin-bottom: 0;
    font-weight: var(--font-weight-semibold);
    color: var(--color-primary);
    border-top: 1px solid var(--color-border);
    padding-top: var(--space-8);
    margin-top: var(--space-8);
}

/* Gaming Profiles Styles */
.gaming-profiles {
    display: grid;
    gap: var(--space-12);
    margin-top: var(--space-16);
}

.gaming-item {
    display: flex;
    align-items: center;
    gap: var(--space-8);
    padding: var(--space-12);
    background-color: var(--color-bg-6);
    border-radius: var(--radius-base);
}

.gaming-icon {
    color: var(--color-primary);
}

/* Enhanced Tools Grid */
.tools-grid {
    display: grid;
    gap: var(--space-24);
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

/* Tools Page Specific Styles */
.tool-card {
    background-color: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-24);
    transition: transform var(--duration-fast) var(--ease-standard),
                box-shadow var(--duration-fast) var(--ease-standard);
}

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

.tool-header {
    display: flex;
    align-items: center;
    gap: var(--space-12);
    margin-bottom: var(--space-16);
}

.tool-icon {
    color: var(--color-primary);
}

.tool-title {
    font-size: var(--font-size-xl);
    color: var(--color-primary);
}

.tool-description {
    color: var(--color-text-secondary);
    line-height: 1.6;
    margin-bottom: var(--space-16);
}

/* Enhanced Contact Form Styles */
.contact-form input[readonly] {
    background-color: var(--color-bg-2);
    color: var(--color-text-secondary);
}

/* Mobile responsiveness for new components */
@media (max-width: 767px) {
    .camera-profiles {
        grid-template-columns: 1fr;
    }

    .camera-settings-grid {
        grid-template-columns: 1fr;
    }

    .calculator-options {
        grid-template-columns: 1fr;
    }

    .tools-grid {
        grid-template-columns: 1fr;
    }

    .gaming-profiles {
        grid-template-columns: 1fr;
    }
}

/* Print styles for camera configuration */
@media print {
    .camera-config-header,
    .camera-download-section,
    .modal-header,
    .modal-close {
        display: none !important;
    }

    .camera-profiles {
        page-break-inside: avoid;
    }

    .camera-profile-card {
        break-inside: avoid;
        margin-bottom: var(--space-16);
    }
}

/* Accessibility improvements for new components */
.camera-profile-card:focus-within {
    outline: var(--focus-outline);
    outline-offset: 2px;
}

.setting-item:focus-within {
    background-color: var(--color-secondary);
}

/* Animation for calculator updates */
.calculator-result {
    transition: all var(--duration-normal) var(--ease-standard);
}

.calculator-result.updated {
    transform: scale(1.02);
    box-shadow: var(--shadow-sm);
}

/* Enhanced status indicators for tools */
.tool-status {
    display: inline-flex;
    align-items: center;
    gap: var(--space-4);
    padding: var(--space-4) var(--space-8);
    border-radius: var(--radius-full);
    font-weight: var(--font-weight-medium);
    font-size: var(--font-size-xs);
}

.tool-status.online {
    background-color: var(--color-bg-3);
    color: var(--color-success);
}

.tool-status.download {
    background-color: var(--color-bg-1);
    color: var(--color-primary);
}

/* --- Carousel Styles --- */
.category-section {
    margin-bottom: 40px;
}

.category-title {
    font-size: var(--font-size-xl);
    margin-bottom: 16px;
    padding-left: 10px;
    border-left: 4px solid var(--color-primary);
    color: var(--color-text);
}

.carousel-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.carousel-track {
    display: flex;
    gap: 20px;
    overflow-x: auto;
    scroll-behavior: smooth;
    padding: 10px 5px 20px 5px; /* Padding bottom for shadow space */
    scrollbar-width: none; /* Firefox */
    -ms-overflow-style: none;  /* IE 10+ */
    width: 100%;
}

.carousel-track::-webkit-scrollbar {
    display: none; /* Chrome/Safari */
}

/* Force cards to have a fixed width in carousel */
.carousel-track .project-card,
.carousel-track .download-card {
    min-width: 300px;
    max-width: 300px;
    flex-shrink: 0;
}

.carousel-btn {
    position: absolute;
    z-index: 10;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    color: var(--color-primary);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: var(--shadow-md);
    transition: all 0.2s;
    opacity: 0.8;
}

.carousel-btn:hover {
    opacity: 1;
    transform: scale(1.1);
    background: var(--color-primary);
    color: white;
}

.carousel-btn.prev { left: -15px; }
.carousel-btn.next { right: -15px; }

@media (max-width: 768px) {
    .carousel-btn { display: none; } /* On mobile, just swipe */
    .carousel-track { padding-right: 20px; } /* Space for scrolling */
}

/* Modificator pentru fereastra modala a blogului (mai lata) */
.modal-content.modal-lg {
    max-width: 1000px;
}

/* Stiluri pentru sectiunea de cod */
.code-block-wrapper {
    margin: var(--space-20) 0;
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-sm);
}

.code-block-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-8) var(--space-16);
    background-color: var(--color-bg-1);
    border-bottom: 1px solid var(--color-border);
}

.code-block-header span {
    font-family: var(--font-family-mono);
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    display: flex;
    align-items: center;
    font-weight: 600;
}

.code-block-body {
    background-color: #1e1e1e; /* Tematică dark pentru cod mereu */
    padding: var(--space-16);
    overflow-x: auto;
}

.code-block-body pre, 
.code-block-body code {
    background: transparent;
    border: none;
    margin: 0;
    padding: 0;
    color: #d4d4d4; /* Text standard tip VS Code */
    font-family: var(--font-family-mono);
    font-size: 0.9rem;
}

/* Buton Copiere Cod */
.btn-copy {
    background: transparent;
    border: 1px solid var(--color-border);
    color: var(--color-text);
    padding: 4px 10px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    font-size: var(--font-size-xs);
    font-weight: 600;
    transition: background-color 0.2s, transform 0.1s;
}

.btn-copy:hover {
    background-color: var(--color-secondary);
}

.btn-copy:active {
    transform: scale(0.95);
}

/* Evidentiere Sintaxa de Baza */
.syntax-keyword { color: #569cd6; font-weight: bold; }
.syntax-string { color: #ce9178; }
.syntax-comment { color: #6a9955; font-style: italic; }
.syntax-function { color: #dcdcaa; }
.syntax-variable { color: #9cdcfe; }
.syntax-operator { color: #c586c0; }
/* Dimensiuni personalizate pentru fereastra modala */

/* Pentru Blog si USDACM (Articole lungi) */
.modal-article {
    max-width: 1000px !important;
}

/* Pentru Tools si Aplicatii (Test monitor, controller, etc.) */
.modal-tool {
    max-width: 750px !important;
}

/* Pentru butoanele de "View Info" (Informatii scurte) */
.modal-info {
    max-width: 500px !important;
}


.custom-video-controls {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.9));
    padding: 15px 20px 10px 20px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.custom-video-wrapper:hover .custom-video-controls,
.custom-video-wrapper.paused .custom-video-controls {
    opacity: 1;
}

.video-progress-container {
    width: 100%;
    height: 6px;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 5px;
    cursor: pointer;
    position: relative;
    transition: height 0.1s ease;
}

.video-progress-container:hover {
    height: 8px;
}

.video-progress-filled {
    height: 100%;
    background: var(--color-primary);
    border-radius: 5px;
    width: 0%;
    pointer-events: none;
}

.video-controls-main {
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: #fff;
}

.video-controls-left, .video-controls-right {
    display: flex;
    align-items: center;
    gap: 15px;
}

.video-btn {
    background: none;
    border: none;
    color: #fff;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    transition: color 0.2s;
}

.video-btn:hover {
    color: var(--color-primary);
}

.video-time {
    font-size: 0.85rem;
    font-family: var(--font-family-mono);
    user-select: none;
    color: #ddd;
}

.video-volume-slider {
    width: 70px;
    cursor: pointer;
    accent-color: var(--color-primary);
}

/* --- Media Embeds (YouTube) --- */
.youtube-embed-container {
    position: relative;
    width: 100%;
    padding-bottom: 56.25%; /* Aspect ratio 16:9 */
    margin: var(--space-20) 0;
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-sm);
}

.youtube-embed-container iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: 0;
}

/* --- Custom Local Video Player --- */
.custom-video-wrapper {
    position: relative;
    width: 100%;
    margin: var(--space-20) 0;
    border-radius: var(--radius-lg);
    overflow: hidden;
    background-color: #000;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-border);
    display: flex;
    align-items: center;
    justify-content: center;
}

.custom-video-wrapper video {
    width: 100%;
    max-height: 70vh; /* Nu permite video-ului să ocupe tot ecranul cand e in mod normal */
    object-fit: contain; /* Esential: Nu taie marginile si pastreaza raportul original */
    display: block;
    cursor: pointer;
}

/* Fix Fullscreen: Pastreaza scale-ul, fundal negru, fara crop */
.custom-video-wrapper:fullscreen {
    width: 100vw;
    height: 100vh;
    max-width: none;
    margin: 0;
    border-radius: 0;
    border: none;
}
.custom-video-wrapper:-webkit-full-screen {
    width: 100vw;
    height: 100vh;
    max-width: none;
    margin: 0;
    border-radius: 0;
    border: none;
}
.custom-video-wrapper:fullscreen video,
.custom-video-wrapper:-webkit-full-screen video {
    width: 100%;
    height: 100%;
    max-height: 100vh;
    object-fit: contain; /* Forteaza evitarea crop-ului */
}

/* Video Controls */
.custom-video-controls {
    position: absolute;
    bottom: 0; left: 0; right: 0;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.9));
    padding: 15px 20px 10px 20px;
    display: flex; flex-direction: column; gap: 8px;
    opacity: 0; transition: opacity 0.3s ease;
    z-index: 10;
}
.custom-video-wrapper:hover .custom-video-controls,
.custom-video-wrapper.paused .custom-video-controls { opacity: 1; }

.video-progress-container {
    width: 100%; height: 6px; background: rgba(255, 255, 255, 0.3); border-radius: 5px; cursor: pointer; position: relative; transition: height 0.1s ease;
}
.video-progress-container:hover { height: 8px; }
.video-progress-filled {
    height: 100%; background: var(--color-primary); border-radius: 5px; width: 0%; pointer-events: none;
}

.video-controls-main { display: flex; justify-content: space-between; align-items: center; color: #fff; }
.video-controls-left, .video-controls-right { display: flex; align-items: center; gap: 15px; }

.video-btn {
    background: none; border: none; color: #fff; cursor: pointer; display: flex; align-items: center; justify-content: center; padding: 0; transition: color 0.2s;
}
.video-btn:hover { color: var(--color-primary); }
.video-time { font-size: 0.85rem; font-family: var(--font-family-mono); user-select: none; color: #ddd; }
.video-volume-slider { width: 70px; cursor: pointer; accent-color: var(--color-primary); }

/* Buton Download Video as Anchor */
a.video-btn { text-decoration: none; }

/* --- Custom Local Audio Player --- */
.custom-audio-wrapper {
    background: var(--color-bg-2);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 12px 20px;
    display: flex;
    align-items: center;
    gap: 15px;
    margin: var(--space-20) 0;
    box-shadow: var(--shadow-sm);
    flex-wrap: wrap; /* Pentru ecrane foarte mici */
}

.audio-btn {
    background: none; border: none; color: var(--color-text); cursor: pointer; display: flex; align-items: center; justify-content: center; padding: 0; transition: color 0.2s;
}
.audio-btn:hover { color: var(--color-primary); }

/* Permite focalizarea din tastatura fara un chenar urat */
.custom-video-wrapper:focus,
.custom-audio-wrapper:focus {
    outline: none;
    border-color: var(--color-primary);
}

/* Facem bara audio mai usor de apasat adaugand o "zona" de click mai mare invizibila */
.audio-progress-container {
    flex-grow: 1; height: 6px; background: var(--color-border); border-radius: 5px; cursor: pointer; position: relative; min-width: 100px;
}
.audio-progress-container::before {
    content: ''; position: absolute; top: -10px; bottom: -10px; left: 0; right: 0;
}
.audio-progress-filled {
    height: 100%; background: var(--color-primary); border-radius: 5px; width: 0%; pointer-events: none;
}

.audio-time { font-size: 0.85rem; font-family: var(--font-family-mono); color: var(--color-text-secondary); min-width: 85px; text-align: center; }
.audio-volume-slider { width: 60px; cursor: pointer; accent-color: var(--color-primary); }

/* --- Navigare cu Iconite --- */
.nav-link, .mobile-nav-link {
    display: flex;
    align-items: center;
    gap: 8px;
}
.nav-link i { width: 16px; height: 16px; }
.mobile-nav-link i { width: 18px; height: 18px; }

/* --- Suprascrierea manuala a temelor (din Setari) --- */
body.dark-theme {
    --color-bg: #0f0f11;
    --color-bg-1: #18181b;
    --color-bg-2: #27272a;
    --color-border: #3f3f46;
    --color-text: #f4f4f5;
    --color-text-secondary: #a1a1aa;
}

body.light-theme {
    --color-bg: #f4f4f5;
    --color-bg-1: #ffffff;
    --color-bg-2: #e4e4e7;
    --color-border: #d4d4d8;
    --color-text: #18181b;
    --color-text-secondary: #52525b;
}

/* Stil pentru Butonul de Setari */
#settingsBtn:hover { color: var(--color-primary) !important; }

.cert-link {
    background-color: var(--color-bg-2);
    color: var(--color-text);
    padding: var(--space-8) var(--space-12);
    border-radius: var(--radius-base);
    text-align: center;
    font-weight: var(--font-weight-medium);
    text-decoration: none;
    transition: color 0.2s, background-color 0.2s;
}

.cert-link:hover {
    color: var(--color-primary);
    background-color: var(--color-bg-1);
}

.cert-link i {
    color: inherit;
}

/* Previne scroll-ul pe pagina principală când un modal este deschis */
body.modal-open {
    overflow: hidden;
}

/* Previne selectarea textului în ferestrele modale (articole și unelte) */
.modal-content.no-select {
    -webkit-user-select: none; /* Safari */
    -moz-user-select: none;    /* Firefox */
    -ms-user-select: none;     /* IE10+/Edge */
    user-select: none;         /* Standard */
}

/* Permite totuși selectarea textului în blocurile de cod (pentru copy-paste) și în eventualele input-uri */
.code-block-body, 
.code-block-body *,
.modal-content input, 
.modal-content textarea {
    -webkit-user-select: text;
    -moz-user-select: text;
    -ms-user-select: text;
    user-select: text;
}

/* --- GeonFlix Player Styles --- */
.geonflix-overlay-btn {
    position: absolute;
    bottom: 80px;
    right: 30px;
    background: rgba(0, 0, 0, 0.75);
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.3);
    padding: 12px 24px;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: 6px;
    cursor: pointer;
    z-index: 10;
    transition: background 0.2s, transform 0.2s, color 0.2s;
    backdrop-filter: blur(5px);
}
.geonflix-overlay-btn:hover {
    background: white;
    color: black;
    transform: scale(1.05);
}
.geonflix-overlay-btn.hidden {
    display: none !important;
}

/* Modal specific pentru player-ul GeonFlix (fullscreen) */
.modal-geonflix-player {
    max-width: 95vw !important;
    max-height: 95vh !important;
    padding: 0 !important;
    background: black !important;
    border: none !important;
    overflow: hidden !important;
}
.modal-geonflix-player .modal-header {
    position: absolute;
    top: 0; left: 0; width: 100%;
    background: linear-gradient(to bottom, rgba(0,0,0,0.8), transparent);
    border: none;
    z-index: 15;
    padding: 20px;
}
.modal-geonflix-player .modal-body {
    padding: 0 !important;
    height: 100%;
}