/* =====================================================
   miketineo.com Design System
   ===================================================== */

/* =====================================================
   1. Design Tokens (CSS Custom Properties)
   ===================================================== */

:root {
  /* Color Palette - Coral Orange Theme */
  --color-primary: #FF8A5B;
  --color-primary-dark: #E56D42;
  --color-primary-light: #FFB593;

  /* Accent/Complementary */
  --color-accent: #5BC8CC;
  --color-accent-dark: #4AA9AD;

  /* Text Colors */
  --color-text-primary: #1A1A1A;
  --color-text-secondary: #64605C;
  --color-link: #E56D42;
  --color-link-hover: #C95A34;

  /* Backgrounds */
  --color-background: #FFFFFF;
  --color-background-light: #FFF9F7;
  --color-background-tint: rgba(255, 138, 91, 0.03);

  /* Borders */
  --color-border: #F0E8E4;
  --color-border-accent: rgba(255, 138, 91, 0.2);

  /* Gradients */
  --gradient-primary: linear-gradient(135deg, rgba(255, 138, 91, 0.02) 0%, rgba(255, 138, 91, 0.05) 100%);
  --gradient-hero: linear-gradient(135deg, rgba(255, 138, 91, 0.03) 0%, rgba(91, 200, 204, 0.02) 100%);

  /* Shadows */
  --shadow-primary: 0 4px 12px rgba(255, 138, 91, 0.15);
  --shadow-primary-hover: 0 8px 24px rgba(255, 138, 91, 0.25);
  --shadow-card: 0 2px 8px rgba(26, 26, 26, 0.06);
  --shadow-card-hover: 0 12px 24px rgba(255, 138, 91, 0.08);

  /* Semantic Colors */
  --color-success: #10B981;
  --color-error: #DC2626;
  --color-warning: #F59E0B;
  --color-info: #5BC8CC;

  /* Typography Scale (1.25 modular) */
  --font-size-base: 16px;
  --font-size-lg: 20px;
  --font-size-xl: 25px;
  --font-size-2xl: 31px;
  --font-size-3xl: 39px;

  /* Spacing (4/8/16/32pt) */
  --spacing-xs: 4px;
  --spacing-sm: 8px;
  --spacing-md: 16px;
  --spacing-lg: 32px;
  --spacing-xl: 64px;
  --spacing-2xl: 96px;

  /* Font Families */
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "Inter", "Helvetica Neue", Arial, sans-serif;
  --font-mono: "SF Mono", "Menlo", "Monaco", "Courier New", monospace;

  /* Transitions */
  --transition-fast: 200ms ease;
  --transition-base: 300ms ease;
  --transition-slow: 400ms ease;

  /* Layout */
  --max-width-content: 1200px;
  --max-width-text: 720px;
  --border-radius: 8px;
}

/* =====================================================
   Dark Mode Color Palette
   ===================================================== */

[data-theme="dark"] {
  /* Backgrounds */
  --color-background: #0F0F0F;
  --color-background-light: #1A1A1A;
  --color-background-elevated: #242424;
  --color-background-tint: rgba(255, 154, 111, 0.05);

  /* Adjusted Brand Colors */
  --color-primary: #FF9A6F;
  --color-primary-dark: #FF8A5B;
  --color-primary-light: #FFB593;
  --color-accent: #6DD4D8;
  --color-accent-dark: #5BC8CC;

  /* Text Colors */
  --color-text-primary: #F5F5F5;
  --color-text-secondary: #B8B4B0;
  --color-link: #FF9A6F;
  --color-link-hover: #FFB593;

  /* Borders */
  --color-border: #2A2A2A;
  --color-border-accent: rgba(255, 154, 111, 0.3);

  /* Gradients */
  --gradient-primary: linear-gradient(135deg, rgba(255, 154, 111, 0.05) 0%, rgba(255, 154, 111, 0.08) 100%);
  --gradient-hero: linear-gradient(135deg, #0F0F0F 0%, #1A1A1A 100%);

  /* Shadows (glows in dark mode) */
  --shadow-primary: 0 0 24px rgba(255, 154, 111, 0.15);
  --shadow-primary-hover: 0 0 32px rgba(255, 154, 111, 0.25);
  --shadow-card: 0 0 1px rgba(255, 255, 255, 0.1);
  --shadow-card-hover: 0 0 32px rgba(255, 154, 111, 0.2);

  /* Semantic Colors */
  --color-success: #34D399;
  --color-error: #F87171;
  --color-warning: #FBBF24;
  --color-info: #6DD4D8;
}

/* System preference fallback */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    /* Copy all dark mode variables here */
    --color-background: #0F0F0F;
    --color-background-light: #1A1A1A;
    --color-background-elevated: #242424;
    --color-background-tint: rgba(255, 154, 111, 0.05);
    --color-primary: #FF9A6F;
    --color-primary-dark: #FF8A5B;
    --color-primary-light: #FFB593;
    --color-accent: #6DD4D8;
    --color-accent-dark: #5BC8CC;
    --color-text-primary: #F5F5F5;
    --color-text-secondary: #B8B4B0;
    --color-link: #FF9A6F;
    --color-link-hover: #FFB593;
    --color-border: #2A2A2A;
    --color-border-accent: rgba(255, 154, 111, 0.3);
    --gradient-primary: linear-gradient(135deg, rgba(255, 154, 111, 0.05) 0%, rgba(255, 154, 111, 0.08) 100%);
    --gradient-hero: linear-gradient(135deg, #0F0F0F 0%, #1A1A1A 100%);
    --shadow-primary: 0 0 24px rgba(255, 154, 111, 0.15);
    --shadow-primary-hover: 0 0 32px rgba(255, 154, 111, 0.25);
    --shadow-card: 0 0 1px rgba(255, 255, 255, 0.1);
    --shadow-card-hover: 0 0 32px rgba(255, 154, 111, 0.2);
    --color-success: #34D399;
    --color-error: #F87171;
    --color-warning: #FBBF24;
    --color-info: #6DD4D8;
  }
}

/* Smooth theme transitions */
:root {
  transition: background-color 400ms cubic-bezier(0.4, 0, 0.2, 1);
}

* {
  transition: background-color 400ms ease, border-color 400ms ease, color 400ms ease;
}

.theme-transitioning * {
  transition: none !important;
}

/* =====================================================
   2. Reset & Base Styles
   ===================================================== */

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

html {
  font-size: var(--font-size-base);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  color: var(--color-text-primary);
  background-color: var(--color-background);
}

/* =====================================================
   3. Typography
   ===================================================== */

h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  line-height: 1.2;
  margin-bottom: var(--spacing-md);
  color: var(--color-text-primary);
}

h1 {
  font-size: var(--font-size-3xl);
  letter-spacing: -0.02em;
}

h2 {
  font-size: var(--font-size-2xl);
  letter-spacing: -0.015em;
}

h3 {
  font-size: var(--font-size-xl);
}

h4 {
  font-size: var(--font-size-lg);
}

p {
  margin-bottom: var(--spacing-md);
  color: var(--color-text-secondary);
  line-height: 1.7;
}

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

a:hover {
  opacity: 0.8;
}

a:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
  border-radius: 2px;
}

/* =====================================================
   4. Layout Utilities
   ===================================================== */

.container {
  width: 100%;
  max-width: var(--max-width-content);
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

.container-narrow {
  max-width: var(--max-width-text);
}

.section {
  padding: var(--spacing-2xl) 0;
}

.section-lg {
  padding: calc(var(--spacing-2xl) * 1.5) 0;
}

/* =====================================================
   5. Grid System
   ===================================================== */

.grid {
  display: grid;
  gap: var(--spacing-lg);
}

.grid-2 {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.grid-3 {
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

/* 3-2 grid for Leadership Values with 5 cards */
.values-grid {
  display: grid;
  gap: var(--spacing-lg);
  grid-template-columns: repeat(2, 1fr);
}

@media (min-width: 769px) {
  .values-grid .card:nth-child(5) {
    grid-column: 1 / -1;
    max-width: 600px;
    margin: 0 auto;
  }
}

/* =====================================================
   6. Utilities
   ===================================================== */

.text-center {
  text-align: center;
}

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

.bg-light {
  background-color: var(--color-background-light);
}

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

/* =====================================================
   7. Animations
   ===================================================== */

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.fade-in {
  animation: fadeIn var(--transition-slow) ease-out;
}

/* Respect user's motion preferences */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* =====================================================
   8. Responsive Design
   ===================================================== */

@media (max-width: 768px) {
  :root {
    --font-size-3xl: 31px;
    --font-size-2xl: 25px;
    --spacing-2xl: 64px;
  }

  .container {
    padding: 0 var(--spacing-md);
  }

  .section {
    padding: var(--spacing-xl) 0;
  }
}

@media (max-width: 480px) {
  :root {
    --font-size-3xl: 25px;
    --font-size-2xl: 20px;
    --spacing-xl: 48px;
  }
}