: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 */
/* Custom properties for Aegis branding */
:root {
  --aegis-primary: #00C853;
  --aegis-primary-dark: #00A045;
  --aegis-accent: #00E676;
  --aegis-dark: #1a1a1a;
  --aegis-charcoal: #2d2d2d;
  --aegis-platinum: #c0c0c0;
  --aegis-pearl: #f8f8f8;
  --aegis-glass: rgba(255, 255, 255, 0.1);
  --aegis-glass-dark: rgba(0, 0, 0, 0.2);
}

/* Override design system colors for Aegis branding */
:root {
  --color-primary: var(--aegis-primary);
  --color-primary-hover: var(--aegis-primary-dark);
  --color-primary-active: #008a3a;
  --color-text: var(--aegis-dark);
  --color-surface: var(--aegis-pearl);
  --color-background: #ffffff;
}

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

body {
  font-family: 'Inter', var(--font-family-base);
  line-height: 1.6;
  color: var(--color-text);
  background: linear-gradient(135deg, #ffffff 0%, var(--aegis-pearl) 100%);
  overflow-x: hidden;
}

/* Navigation */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(0, 200, 83, 0.1);
  transition: all var(--duration-normal) var(--ease-standard);
}

.navbar.scrolled {
  background: rgba(255, 255, 255, 0.98);
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
}

.nav-container {
  max-width: var(--container-xl);
  margin: 0 auto;
  padding: 0 var(--space-20);
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
}

.nav-logo {
  display: flex;
  align-items: center;
  font-weight: var(--font-weight-bold);
  color: var(--aegis-primary);
  font-size: var(--font-size-xl);
}

.logo-icon {
  font-size: var(--font-size-2xl);
  margin-right: var(--space-8);
}

.nav-menu {
  display: none;
  flex-direction: column;
  position: absolute;
  top: 70px; /* Below navbar */
  right: var(--space-20); /* Align to right */
  background: rgba(255, 255, 255, 0.95);
  border-radius: var(--radius-lg);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
  padding: var(--space-16);
  z-index: 999;
  gap: var(--space-8);
  align-items: flex-start;
  width: max-content;
}

.nav-menu.nav-open {
  display: flex;
}

.nav-link {
  text-decoration: none;
  color: var(--color-text);
  font-weight: var(--font-weight-medium);
  font-size: var(--font-size-base);
  padding: var(--space-8) var(--space-12);
  border-radius: var(--radius-base);
  transition: all var(--duration-fast) var(--ease-standard);
  position: relative;
}

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

.nav-link.active {
  color: var(--aegis-primary);
  background: rgba(0, 200, 83, 0.1);
}

.nav-toggle {
  display: flex;
  flex-direction: column;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-8);
  z-index: 999;
}

.nav-toggle span {
  width: 25px;
  height: 3px;
  background: var(--aegis-primary);
  margin: 4px 0;
  border-radius: 2px;
  transition: 0.3s ease;
}

/* When menu is toggled open */
.nav-toggle.nav-open span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle.nav-open span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.nav-open span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

.nav-menu.nav-open {
  display: flex; /* <-- add this only */
  background: rgba(255, 255, 255, 0.95);
  border-radius: var(--radius-lg);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
}

/* Make sure the toggle is tappable above everything */
.nav-toggle {
  position: relative;
  z-index: 10001;
}
.nav-toggle span { pointer-events: none; }

/* Off-canvas pattern for phones (only if you don't already have it) */
@media (max-width: 768px) {
  #nav-menu {
    position: fixed;
    top: 0; right: 0; bottom: 0;
    width: 78vw; max-width: 320px;
    background: #ffffff; /* your dark green */
    color: #e9f1ed;
    transform: translateX(100%);
    transition: transform .25s ease;
    z-index: 10000;
    padding: 80px 20px 20px;
  }
  body.nav-open #nav-menu { transform: translateX(0); }
  html.nav-locked, body.nav-open { overflow: hidden; }
}


/* Main content */
#main-content {
  margin-top: 70px;
}

.section {
  min-height: 100vh;
  padding: var(--space-32) 0;
  display: none;
}

.section.active {
  display: block;
}

.container {
  max-width: var(--container-xl);
  margin: 0 auto;
  padding: 0 var(--space-20);
}

/* Hero Section */
.hero {
  position: relative;
  height: 80vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
}

.hero-background {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: 
    linear-gradient(135deg, rgba(0, 200, 83, 0.1) 0%, rgba(0, 230, 118, 0.05) 100%),
    url('images/hero.webp'); /* Replace with correct path */
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  z-index: -1;
}

.hero-background::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    radial-gradient(circle at 20% 80%, rgba(0, 200, 83, 0.1) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(0, 230, 118, 0.1) 0%, transparent 50%);
}

.hero-content {
  z-index: 2;
  max-width: 800px;
  margin: 0 auto;
}

.hero-title {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: var(--font-weight-bold);
  line-height: 1.2;
  margin-bottom: var(--space-24);
  color: #f5f5f5; /* Lighter off-white */
}

.hero-subtitle {
  font-size: var(--font-size-xl);
  color: #e0e0e0; /* Light grey for subtitle */
  margin-bottom: var(--space-32);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

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

/* Primary (Green) button – already defined, just for clarity */
.btn--primary {
  background-color: var(--aegis-primary); /* e.g., #00C853 */
  color: #fff;
  padding: var(--space-12) var(--space-24);
  border: none;
  border-radius: var(--radius-base);
  font-weight: var(--font-weight-semibold);
  font-size: var(--font-size-base);
  cursor: pointer;
  transition: background-color 0.3s ease;
}

.btn--primary:hover {
  background-color: #00b34c;
}

/* NEW: White background secondary button */
.btn--outline {
  background-color: #ffffff;
  color: var(--aegis-primary);
  padding: var(--space-12) var(--space-24);
  border: 2px solid var(--aegis-primary);
  border-radius: var(--radius-base);
  font-weight: var(--font-weight-semibold);
  font-size: var(--font-size-base);
  cursor: pointer;
  transition: background-color 0.3s ease, color 0.3s ease;
}

.btn--outline:hover {
  background-color: var(--aegis-primary);
  color: #ffffff;
}

/* Services Grid */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: var(--space-32);
  margin: var(--space-32) 0;
  padding: 0 var(--space-20);
}

.card-icon-container {
  display: block;
  margin-top: 0;
  padding-top: 0;
  margin-bottom: var(--space-12); /* Adds space BELOW the image instead */
}

.card-icon-container img {
  max-width: 100%;
  height: auto;
  display: block;
  margin-left: auto;
  margin-right: auto;
  margin-top: 0;
  padding: 0 var(--space-4); /* creates breathing room inside card */
}

.service-card:hover .card-icon {
  transform: scale(1.05);
}

.service-card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  position: relative;
  overflow: hidden;
  transition: all var(--duration-normal) var(--ease-standard);
  border: 1px solid rgba(0, 200, 83, 0.1);
  min-height: 300px;
  display: flex;
  align-items: flex-end;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  opacity: 0.1;
  transition: opacity var(--duration-normal) var(--ease-standard);
}

.service-card[data-bg="1"]::before {
  background: var(--color-bg-1);
}

.service-card[data-bg="2"]::before {
  background: var(--color-bg-2);
}

.service-card[data-bg="3"]::before {
  background: var(--color-bg-3);
}

.service-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 20px 40px rgba(0, 200, 83, 0.1);
}

.service-card:hover::before {
  opacity: 0.2;
}

.card-content {
  position: relative;
  z-index: 2;
  padding-left: var(--space-16);
  padding-right: var(--space-16);
}

.card-content h3 {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-semibold);
  color: var(--aegis-primary);
  margin-top: 0;
  margin-bottom: var(--space-4);
}

.card-content p {
  color: var(--color-text); /* More dark */
  margin-bottom: var(--space-12);
  line-height: 1.6;
  text-align: justify; /* Justify alignment */
}

/* App Promotion */
.app-promotion {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-64);
  align-items: center;
  margin: var(--space-32) 0;
  padding: var(--space-32);
  background: linear-gradient(135deg, rgba(0, 50, 30, 0.9) 0%, rgba(0, 0, 0, 0.95) 100%);
  border-radius: var(--radius-lg);
  margin-top: 40px;
  margin-bottom: 40px;
}

.app-content h2 {
  font-size: var(--font-size-3xl);
  color: #ffffff;
  margin-bottom: var(--space-16);
}

.app-content p {
  color: rgba(255, 255, 255, 0.85); /* Optional paragraph style */
}

.app-features {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-12);
  margin: var(--space-24) 0;
}

.feature {
  padding: var(--space-8);
  background: rgba(0, 200, 83, 0.1);
  border-radius: var(--radius-base);
  font-size: var(--font-size-sm);
  color: #ffffff;
}

.app-buttons {
  display: flex;
  gap: var(--space-16);
  margin-top: var(--space-24);
  position: center;
}

.phone-frame {
  width: 200px;
  height: 400px;
  background: var(--aegis-dark);
  border-radius: 25px;
  padding: 15px;
  position: relative;
  margin: 0 auto;
}

.phone-screen {
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, var(--aegis-primary) 0%, var(--aegis-accent) 100%);
  border-radius: 15px;
  position: relative;
  overflow: hidden;
}

.app-interface {
  padding: var(--space-20);
  color: white;
  height: 100%;
  display: flex;
  flex-direction: column;
}

.app-header {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  text-align: center;
  margin-bottom: var(--space-32);
}

.app-logo {
  height: 60px;
  max-width: 100%;
  object-fit: contain;
  display: block;
  margin: 0 auto; /* Center and space from below */
  filter: brightness(0) invert(1); /* Optional: makes it white on dark background */
}

.full-mockup-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 10px;
}

.app-menu {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.menu-item {
  background: rgba(255, 255, 255, 0.2);
  padding: var(--space-12);
  border-radius: var(--radius-base);
  text-align: center;
  font-weight: var(--font-weight-medium);
}

/* Articles Section */
.articles-section {
  margin: var(--space-32) 0;
  padding: 0 var(--space-20);
}

.articles-section h2 {
  text-align: center;
  font-size: var(--font-size-3xl);
  color: var(--aegis-primary);
  margin-bottom: var(--space-32);
}

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

/* Alternate Article Card Backgrounds */
.article-card[data-article="2"],
.article-card[data-article="4"] {
  background: linear-gradient(135deg, rgba(0, 200, 83, 0.05), rgba(0, 150, 70, 0.1));
}

.article-card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: var(--space-24);
  border: 1px solid rgba(0, 200, 83, 0.1);
  transition: all var(--duration-normal) var(--ease-standard);
  cursor: pointer;
  position: relative;
  overflow: hidden;
}

.article-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--color-bg-4);
  opacity: 0;
  transition: opacity var(--duration-normal) var(--ease-standard);
}

.article-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 30px rgba(0, 200, 83, 0.1);
}

.article-card:hover::before {
  opacity: 0.05;
}

.article-content {
  position: relative;
  z-index: 2;
}

.article-content h3 {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--aegis-primary);
  margin-bottom: var(--space-12);
}

.article-content p {
  color: var(--color-text-secondary);
  margin-bottom: var(--space-16);
  line-height: 1.5;
}

/* Section Headers */
.section-header {
  text-align: center;
  margin-bottom: var(--space-32);
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.section-header h1 {
  font-size: var(--font-size-4xl);
  color: var(--aegis-primary);
  margin-bottom: var(--space-16);
}

.section-header p {
  font-size: var(--font-size-xl);
  color: var(--color-text);
}

/* About Section */
.about-container {
  display: grid;
  grid-template-columns: 1fr 1fr; /* text left, image right */
  gap: var(--space-4); /* more space between text and image */
  max-width: 1200px;
  margin: 0 auto;
  align-items: center; /* centers items vertically in the row */
}

.about-story h2 {
  color: var(--aegis-primary);
  margin-bottom: var(--space-16);
  margin-top: var(--space-32);
}

.about-story h2:first-child {
  margin-top: 0;
}

.about-story p {
  margin-bottom: var(--space-20);
  line-height: 1.7;
  color: var(--color-text);
  text-align: justify;
  margin-right: 10px;
}

.about-image {
  display: flex; /* allows centering inside the column */
  align-items: center; /* vertical centering */
  justify-content: center; /* horizontal centering if image smaller */
}

.about-image img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.25);
}

@media (max-width: 768px) {
  .about-content {
    grid-template-columns: 1fr; /* stack on mobile */
  }
  .about-image {
    order: -1; /* image above text on mobile */
    margin-bottom: var(--space-24);
  }
}

/* Services Section */
.services-nav {
  display: flex;
  justify-content: center;
  gap: var(--space-16);
  margin-bottom: var(--space-32);
  flex-wrap: wrap;
}

.service-nav-btn {
  padding: var(--space-12) var(--space-24);
  background: transparent;
  border: 2px solid var(--aegis-primary);
  border-radius: var(--radius-full);
  color: var(--aegis-primary);
  font-weight: var(--font-weight-medium);
  cursor: pointer;
  transition: all var(--duration-fast) var(--ease-standard);
}

.service-nav-btn:hover,
.service-nav-btn.active {
  background: var(--aegis-primary);
  color: white;
}

.service-image {
  margin-top: var(--space-24);
  text-align: center;
}

.service-image img {
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
  box-shadow: 0 4px 16px rgba(0,0,0,0.25);
}

.service-details {
  max-width: 900px;
  margin: 0 auto;
}

.service-detail {
  display: none;
}

.service-detail.active {
  display: block;
}

.service-detail h2 {
  color: var(--aegis-primary);
  margin-bottom: var(--space-20);
}

.service-detail ul {
  margin: var(--space-20) 0;
  padding-left: var(--space-24);
}

.service-detail li {
  margin-bottom: var(--space-8);
  color: var(--color-text-secondary);
}

.service-note {
  background: rgba(0, 200, 83, 0.1);
  padding: var(--space-20);
  border-radius: var(--radius-base);
  border-left: 4px solid var(--aegis-primary);
  margin-top: var(--space-24);
}

/* Finance Section */
.finance-services {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(450px, 1fr));
  gap: var(--space-32);
  margin-bottom: var(--space-32);
}

.finance-service {
  background: var(--color-surface);
  padding: var(--space-32);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(0, 200, 83, 0.1);
}

.finance-service h2 {
  color: var(--aegis-primary);
  margin-bottom: var(--space-16);
}

.finance-service ul {
  margin-top: var(--space-16);
  padding-left: var(--space-20);
}

.finance-service li {
  margin-bottom: var(--space-8);
  color: var(--color-text-secondary);
}

.confidentiality-notice {
  background: linear-gradient(135deg, rgba(0, 200, 83, 0.1) 0%, rgba(0, 230, 118, 0.05) 100%);
  padding: var(--space-32);
  border-radius: var(--radius-lg);
  text-align: center;
  border: 2px solid rgba(0, 200, 83, 0.2);
}

.confidentiality-notice h3 {
  color: var(--aegis-primary);
  margin-bottom: var(--space-16);
}

/* Nano Section */
.nano-partnership {
  background: var(--color-surface);
  padding: var(--space-32);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-32);
  text-align: center;
  border: 1px solid rgba(0, 200, 83, 0.1);
}

.nano-partnership h2 {
  color: var(--aegis-primary);
  margin-bottom: var(--space-16);
}

.nano-partnership-content {
  display: flex;
  align-items: center;
  gap: var(--space-24);
}

.nano-text {
  flex: 1; /* allow text to take remaining space */
}

.nano-logo img {
  max-width: 160px;
  height: auto;
  display: block;
  transition: transform 0.3s ease;
}

.nano-logo a:hover img {
  transform: scale(1.05);
}

.nano-materials {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-24);
  margin-bottom: var(--space-32);
}

.nano-image {
  text-align: center;
  margin-top: var(--space-16);
}

.nano-image img {
  max-width: 800px;
  height: auto;
  border-radius: var(--radius-md);
}

.nano-caption {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  margin-top: var(--space-8);
  font-style: italic;
}


.material-card {
  background: var(--color-surface);
  padding: var(--space-24);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(0, 200, 83, 0.1);
  text-align: center;
  position: relative;
}

.material-card h3 {
  color: var(--aegis-primary);
  margin-bottom: var(--space-12);
}

.purity-badge {
  background: var(--aegis-primary);
  color: white;
  padding: var(--space-4) var(--space-12);
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  margin-bottom: var(--space-16);
  display: inline-block;
}

.nano-industries h2 {
  color: var(--aegis-primary);
  text-align: center;
  margin: var(--space-20);
}

.industries-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-24);
  margin: var(--space-24) 0;
}

.industry {
  background: var(--color-surface);
  padding: var(--space-24);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(0, 200, 83, 0.1);
}

.industry h3 {
  color: var(--aegis-primary);
  margin-bottom: var(--space-12);
}

.bulk-quote {
  text-align: center;
  background: linear-gradient(135deg, rgba(0, 200, 83, 0.1) 0%, rgba(0, 230, 118, 0.05) 100%);
  padding: var(--space-32);
  border-radius: var(--radius-lg);
  border: 2px solid rgba(0, 200, 83, 0.2);
}

.bulk-quote h2 {
  color: var(--aegis-primary);
  margin-bottom: var(--space-16);
}

.bulk-buttons {
  display: flex;
  justify-content: center;
  gap: var(--space-16); /* space between buttons */
  margin-top: var(--space-16);
}

.btn.btn--whatsapp {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 0.75rem 1.5rem;
  background: linear-gradient(135deg, #f5f3f0 0%, #ebe7e3 100%); /* cream tone */
  color: #25D366; /* WhatsApp green text/icon */
  font-weight: 600;
  border-radius: var(--radius-md);
  text-decoration: none;
  border: 2px solid #25D366;
  transition: background-color 0.3s ease, transform 0.2s ease;
}

.btn.btn--whatsapp:hover {
  background: linear-gradient(135deg, #ffffff 0%, #f0eeeb 100%);
  transform: translateY(-2px);
}

.btn.btn--whatsapp::before {
  content: "";
  display: inline-block;
  vertical-align: middle;
  width: 18px;
  height: 18px;
}

/* App Section */
.app-showcase {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-32);
  align-items: center;
}

.app-description h2 {
  color: var(--aegis-primary);
  margin-bottom: var(--space-20);
}

.app-features-detailed {
  margin: var(--space-32) 0;
}

.feature-item {
  margin-bottom: var(--space-24);
  padding: var(--space-16);
  background: rgba(0, 200, 83, 0.05);
  border-radius: var(--radius-base);
  border-left: 4px solid var(--aegis-primary);
}

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

.download-section h3 {
  color: var(--aegis-primary);
  margin-bottom: var(--space-16);
}

.download-buttons {
  display: flex;
  gap: var(--space-16);
  flex-wrap: wrap;
}

.download-btn {
  background: #0f2019; /* elegant dark military green */
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.phone-frame-large {
  width: 300px;
  height: 600px;
  background: var(--aegis-dark);
  border-radius: 35px;
  padding: 20px;
  position: relative;
  margin: 0 auto;
}

.phone-screen-large {
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, var(--aegis-primary) 0%, var(--aegis-accent) 100%);
  border-radius: 20px;
  position: relative;
  overflow: hidden;
}

.app-interface-large {
  padding: var(--space-24);
  color: white;
  height: 100%;
  display: flex;
  flex-direction: column;
}

.app-header-large {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  text-align: center;
  margin-bottom: var(--space-32);
}

.booking-card {
  background: rgba(255, 255, 255, 0.2);
  padding: var(--space-20);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-24);
}

.booking-card h4 {
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-8);
}

.booking-status {
  color: var(--aegis-accent);
  font-weight: var(--font-weight-bold);
}

.quick-actions {
  display: flex;
  gap: var(--space-12);
  margin-bottom: var(--space-24);
}

.action-btn {
  flex: 1;
  background: rgba(255, 255, 255, 0.2);
  border: none;
  color: white;
  padding: var(--space-12);
  border-radius: var(--radius-base);
  font-weight: var(--font-weight-medium);
  cursor: pointer;
}

.action-btn.emergency {
  background: rgba(255, 84, 89, 0.8);
}

.recent-bookings h5 {
  margin-bottom: var(--space-12);
}

.booking-item {
  background: rgba(255, 255, 255, 0.1);
  padding: var(--space-8) var(--space-12);
  border-radius: var(--radius-base);
  margin-bottom: var(--space-8);
  font-size: var(--font-size-sm);
}

/* --- LOGIN MOCKUP (modifier classes) --- */

/* Dark military-green screen just for the login variant */
.phone-screen-large--login {
  background: #0f2019; /* elegant dark military green */
}

/* Layout & color for the login interface */
.app-interface-large.login {
  height: 100%;
  display: grid;
  grid-template-rows: auto 1fr auto;
  padding: 24px;
  color: #e9f1ed;
}

/* Header */
.login-header { text-align: center; margin: 6px 0 12px; }
.login-logo { height: 80px; width: auto; display: block; margin: 0 auto 6px; filter: brightness(0) invert(1); /* makes black → white */ }
.login-title { font-weight: 700; letter-spacing: .08em; font-size: .85rem; color: rgba(255,255,255,.72); }

/* Form */
.login-body { display: grid; place-items: center; }
.login-form { width: 100%; max-width: 320px; display: grid; gap: 14px; }

.field span { display: block; font-size: .8rem; color: rgba(233,241,237,.8); margin-bottom: 6px; }
.field input {
  width: 100%;
  padding: 12px 14px;
  border-radius: 12px;
  border: 1px solid rgba(255,255,255,.12);
  background: rgba(255,255,255,.06);
  color: #fff;
  outline: none;
  transition: border-color .2s, background .2s, box-shadow .2s;
}
.field input::placeholder { color: rgba(255,255,255,.45); }
.field input:focus {
  border-color: #37d38a;
  background: rgba(55,211,138,.09);
  box-shadow: 0 0 0 3px rgba(55,211,138,.18);
}

/* Smaller toggle buttons */
.btn-toggle {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 10px;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 600;
  border: none; /* ← removed border */
  background: rgba(255,255,255,0.06);
  color: #fff;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-toggle.enabled {
  background: rgba(55,211,138,0.2);
}

.btn-toggle.enabled .toggle-indicator {
  background: #37d38a; /* Aegis green */
}

.btn-toggle:hover {
  background: rgba(255,255,255,0.1);
}

/* Enabled state */
.btn-toggle.enabled {
  background: rgba(55,211,138,0.2);
  border-color: rgba(55,211,138,0.6);
}

/* Indicator circle */
.toggle-indicator {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: rgba(255,255,255,0.3);
  flex-shrink: 0;
  transition: background 0.2s ease;
}

/* Footer tagline */
.login-footer { 
  text-align: center; 
  padding-top: 10px; 
}

.motto {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.55rem; /* smaller text */
  letter-spacing: 0.06em;
  font-weight: 600;
  background: linear-gradient(90deg, #d9dde0, #f4f5f6 35%, #bcc1c6 55%, #f1f2f3 75%, #d1d5d8);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  text-shadow: 0 1px 0 rgba(255,255,255,0.05), 0 0 6px rgba(200,210,215,0.15);
}

.motto-glyph {
  font-size: 0.9em; /* slightly smaller symbol */
  background: linear-gradient(90deg, #e4e7ea, #ffffff 50%, #d2d6da);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  text-shadow: 0 0 4px rgba(255,255,255,0.5);
}

/* Contact Section */
.contact-content {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: var(--space-32);
  max-width: 1200px;
  margin: 0 auto;
}

.contact-form {
  padding: var(--space-32);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(0, 200, 83, 0.1);
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: var(--space-24);
}

.contact-details {
  background: var(--color-surface);
  padding: var(--space-24);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(0, 200, 83, 0.1);
}

.contact-details h3 {
  color: var(--aegis-primary);
  margin-bottom: var(--space-16);
}

.contact-item {
  margin-bottom: var(--space-12);
  color: var(--color-text-secondary);
}

.contact-hours {
  background: var(--color-surface);
  padding: var(--space-24);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(0, 200, 83, 0.1);
}

.contact-hours h3 {
  color: var(--aegis-primary);
  margin-bottom: var(--space-16);
}

.contact-actions {
  display: flex;
  flex-direction: column;
  gap: var(--space-12);
}

/* Article Views */
.article-view {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--color-background);
  z-index: 2000;
  overflow-y: auto;
  padding: var(--space-32);
}

.article-content-full {
  max-width: 900px;
  margin: 0 auto;
}

.back-btn {
  background: var(--aegis-primary);
  color: white;
  border: none;
  padding: var(--space-12) var(--space-20);
  border-radius: var(--radius-base);
  cursor: pointer;
  margin-bottom: var(--space-32);
  font-weight: var(--font-weight-medium);
}

.article-full h1 {
  color: var(--aegis-primary);
  margin-bottom: var(--space-16);
}

.article-meta {
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
  margin-bottom: var(--space-32);
  padding-bottom: var(--space-16);
  border-bottom: 1px solid rgba(0, 200, 83, 0.1);
}

.article-body h2 {
  color: var(--aegis-primary);
  margin: var(--space-24) 0 var(--space-16) 0;
}

.article-body p {
  margin-bottom: var(--space-16);
  line-height: 1.7;
  color: var(--color-text-secondary);
}

/* Modal */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.8);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 3000;
}

.modal.hidden {
  display: none;
}

.modal-content {
  background: var(--color-background);
  border-radius: var(--radius-lg);
  max-width: 800px;
  max-height: 80vh;
  overflow-y: auto;
  position: relative;
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-24);
  border-bottom: 1px solid rgba(0, 200, 83, 0.1);
}

.modal-header h2 {
  color: var(--aegis-primary);
}

.close-modal {
  background: none;
  border: none;
  font-size: var(--font-size-2xl);
  cursor: pointer;
  color: var(--color-text-secondary);
}

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

.modal-body h3,
.modal-body h4 {
  color: var(--aegis-primary);
  margin: var(--space-20) 0 var(--space-12) 0;
}

.modal-body h3:first-child {
  margin-top: 0;
}

/* Footer */
.footer {
  background: var(--aegis-dark);
  color: var(--aegis-pearl);
  padding: var(--space-32) 0 var(--space-16) 0;
  margin-top: var(--space-32);
}

.footer-logo img {
  height: 30px;
  width: auto;
  display: block;
  margin: 0 left;
}

.footer-content {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: var(--space-32);
  margin-bottom: var(--space-24);
}

.footer-brand .footer-logo {
  display: flex;
  align-items: center;
  font-weight: var(--font-weight-bold);
  color: var(--aegis-accent);
  font-size: var(--font-size-xl);
  margin-bottom: var(--space-16);
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-24);
}

.footer-column h4 {
  color: var(--aegis-accent);
  margin-bottom: var(--space-16);
  font-size: var(--font-size-lg);
}

.footer-column ul {
  list-style: none;
}

.footer-column li {
  margin-bottom: var(--space-8);
}

.footer-column a {
  color: var(--aegis-platinum);
  text-decoration: none;
  transition: color var(--duration-fast) var(--ease-standard);
}

.footer-column a:hover {
  color: var(--aegis-accent);
}

.footer-bottom {
  padding-top: var(--space-16);
  border-top: 1px solid var(--aegis-charcoal);
  text-align: center;
  color: var(--aegis-platinum);
  font-size: var(--font-size-sm);
}

.footer-social {
  display: flex;
  gap: var(--space-16);
  margin-top: var(--space-20);
}

.footer-social a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(255,255,255,0.08);
  color: #fff; /* keep icons light */
  transition: background 0.3s ease, transform 0.2s ease;
}

.footer-social a:hover {
  background: var(--aegis-primary);
  transform: translateY(-2px);
}

.footer-social svg {
  width: 18px;
  height: 18px;
  fill: currentColor; /* uses the white from parent */
}

/* Responsive Design */
@media (max-width: 768px) {
  .nav-menu {
    position: fixed;
    top: 70px;
    left: -100%;
    width: 100%;
    height: calc(100vh - 70px);
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    flex-direction: column;
    justify-content: flex-start;
    align-items: center;
    padding-top: var(--space-32);
    transition: left var(--duration-normal) var(--ease-standard);
  }

  .nav-menu.active {
    left: 0;
  }

  .nav-toggle {
    display: flex;
  }

  .hero-title {
    font-size: 2.5rem;
  }

  .hero-actions {
    flex-direction: column;
    align-items: center;
  }

  .services-grid {
    grid-template-columns: 1fr;
    gap: var(--space-24);
  }

  .app-promotion,
  .app-showcase {
    grid-template-columns: 1fr;
    text-align: center;
  }

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

  .finance-services {
    grid-template-columns: 1fr;
  }

  .nano-materials {
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  }

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

  .contact-content {
    grid-template-columns: 1fr;
  }

  .footer-content {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .footer-links {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .nav-container {
    padding: 0 var(--space-16);
  }

  .container {
    padding: 0 var(--space-16);
  }

  .hero {
    height: 70vh;
  }

  .hero-title {
    font-size: 2rem;
  }

  .section {
    padding: var(--space-24) 0;
  }

  .services-nav {
    flex-direction: column;
    align-items: center;
  }

  .phone-frame-large {
    width: 250px;
    height: 500px;
  }
}