/* ==========================================================================
   JAIMECG.ME - MAIN STYLESHEET
   Global Variables, Reset, Typography, Base Layout & Utility Tokens
   ========================================================================== */

:root {
  /* Color Palette - Cosmic Dark Luxury */
  --bg-darkest: #04060a;
  --bg-primary: #070a12;
  --bg-surface: #0c111d;
  --bg-surface-elevated: #111827;
  --bg-card: rgba(14, 21, 37, 0.75);
  --bg-card-hover: rgba(19, 29, 51, 0.85);

  /* Accents */
  --cyan-primary: #00f0ff;
  --cyan-glow: rgba(0, 240, 255, 0.25);
  --blue-primary: #3b82f6;
  --blue-glow: rgba(59, 130, 246, 0.25);
  --emerald-primary: #10b981;
  --emerald-glow: rgba(16, 185, 129, 0.25);
  --amber-primary: #f59e0b;
  --amber-glow: rgba(245, 158, 11, 0.25);

  /* Borders & Glassmorphism */
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-medium: rgba(255, 255, 255, 0.14);
  --border-focus: rgba(0, 240, 255, 0.5);
  --glass-bg: rgba(9, 14, 24, 0.78);
  --glass-border: rgba(255, 255, 255, 0.09);
  --glass-blur: 16px;

  /* Typography Colors */
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --text-dim: #475569;

  /* Font Families */
  --font-body: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --font-display: 'Space Grotesk', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

  /* Spacing Tokens */
  --container-max: 1200px;
  --nav-height: 76px;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-pill: 9999px;

  /* Transitions */
  --transition-fast: 0.18s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-normal: 0.28s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-smooth: 0.45s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Base Reset */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  scroll-padding-top: var(--nav-height);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  background-color: var(--bg-darkest);
  color: var(--text-primary);
}

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.68;
  color: var(--text-secondary);
  background-color: var(--bg-darkest);
  overflow-x: hidden;
  position: relative;
  min-height: 100vh;
}

/* Accessibility Focus States */
:focus-visible {
  outline: 2px solid var(--cyan-primary);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

/* Typography Hierarchy */
h1, h2, h3, h4, h5, h6 {
  color: var(--text-primary);
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

h1 {
  font-size: clamp(2.5rem, 5.5vw, 4.25rem);
  font-weight: 800;
  letter-spacing: -0.035em;
}

h2 {
  font-size: clamp(1.85rem, 3.8vw, 2.75rem);
  letter-spacing: -0.025em;
}

h3 {
  font-size: clamp(1.35rem, 2.4vw, 1.75rem);
}

h4 {
  font-size: 1.15rem;
  font-weight: 600;
}

p {
  margin-bottom: 1.25rem;
}

p:last-child {
  margin-bottom: 0;
}

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

ul, ol {
  list-style: none;
}

img, svg {
  display: block;
  max-width: 100%;
}

button {
  font-family: inherit;
  font-size: inherit;
  background: none;
  border: none;
  cursor: pointer;
  color: inherit;
}

/* Layout Container */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: clamp(1.25rem, 4vw, 2.5rem);
  padding-right: clamp(1.25rem, 4vw, 2.5rem);
}

/* Section Wrapper */
.section {
  padding-top: clamp(4.5rem, 9vw, 8rem);
  padding-bottom: clamp(4.5rem, 9vw, 8rem);
  position: relative;
}

/* Section Header */
.section-header {
  text-align: center;
  max-width: 720px;
  margin-left: auto;
  margin-right: auto;
  margin-bottom: clamp(3rem, 6vw, 4.5rem);
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--cyan-primary);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  padding: 0.35rem 0.85rem;
  background: rgba(0, 240, 255, 0.08);
  border: 1px solid rgba(0, 240, 255, 0.22);
  border-radius: var(--radius-pill);
  margin-bottom: 1.1rem;
}

.section-tag::before {
  content: '';
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--cyan-primary);
  box-shadow: 0 0 8px var(--cyan-primary);
}

.section-title {
  color: var(--text-primary);
  margin-bottom: 1rem;
}

.section-subtitle {
  font-size: clamp(1rem, 1.8vw, 1.15rem);
  color: var(--text-secondary);
  line-height: 1.6;
}

/* Selection Highlight */
::selection {
  background-color: rgba(0, 240, 255, 0.25);
  color: #ffffff;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-darkest);
}

::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.18);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: rgba(0, 240, 255, 0.45);
}