/* ~/src/css/main.css */

/* CSS Layers - Define layer order */
@layer normalize, tokens, base, components, utilities;

/* Import Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Fjalla+One:wght@400;600;700;800&family=Lato:wght@400;700&display=swap');

/* Import normalize.css into the normalize layer */
@import url('/css/normalize.css') layer(normalize);

/* Tokens Layer - CSS Custom Properties */
@layer tokens {
  :root {
    /* Colors */
    --color-primary: #da7516;
    --color-primary-dark: #da7516;
    --color-text: #1f2937;
    --color-text-light: #6b7280;
    --color-text-lighter: #8a92a1;
    --color-background: #ffffff;
    --color-background-alt: #f9fafb;
    --color-border: #e5e7eb;
    --color-border-light: #f3f4f6;

    /* Typography */
    --font-family: 'Lato', Georgia, serif;
    --font-family-heading: 'Fjalla One', sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --font-size-5xl: 3rem;

    /* Spacing */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;
    --space-20: 5rem;

    /* Layout */
    --max-width: 1024px;
    --border-radius: 0.5rem;
    --border-radius-lg: 0.75rem;

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1),
      0 4px 6px -4px rgb(0 0 0 / 0.1);
  }
}

/* Base Layer - Fundamental styles */
@layer base {
  * {
    box-sizing: border-box;
  }

  html {
    font-feature-settings: 'cv02', 'cv03', 'cv04', 'cv11';
    font-variant-numeric: oldstyle-nums;
    scroll-behavior: smooth;
  }

  body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-background);
    margin: 0;
    padding: 0;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
  }

  /* Typography */
  h1,
  h2,
  h3,
  h4,
  h5,
  h6 {
    font-family: var(--font-family-heading);
    font-weight: 800;
    line-height: 1.2;
    margin: 0 0 var(--space-4) 0;
    color: var(--color-primary);
    letter-spacing: 0.025em;
  }

  h1 {
    font-size: var(--font-size-4xl);
    font-weight: 700;
  }

  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-base);
  }

  p {
    margin: 0 0 var(--space-4) 0;
    color: var(--color-text-light);
  }

  a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color 0.2s ease;
  }

  a:hover {
    color: var(--color-primary-dark);
    text-decoration: underline;
  }
}

/* Components Layer - UI components */
@layer components {
  .container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--space-6);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
  }

  /* Structure */

  .main {
    flex: 1;
    padding: var(--space-8) 0;
  }

  .section {
    margin-bottom: var(--space-12);
  }

  .site-title {
    font-family: var(--font-family-heading);
    font-size: var(--font-size-2xl);
    font-weight: 800;
    margin: 0 0 var(--space-4) 0;
    color: var(--color-text);
  }

  .section-title {
    width: 100%;
    margin-bottom: var(--space-6);
    position: relative;
  }

  .section-title::before,
  .section-title::after {
    content: '';
    position: absolute;
    top: 0;
    width: 32px;
    height: 100%;
  }

  .section-title::before {
    left: 0;
    background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 28 28'%3E%3Crect x='3' y='3' width='20' height='20' stroke='%23da7516' stroke-width='3' fill='%23da7516'/%3E%3C/svg%3E");
    background-size: 6px 6px;
    background-position: 2px center;
    background-repeat: no-repeat;
  }

  .section-title::after {
    right: 0;
    background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 28 28'%3E%3Crect x='3' y='3' width='20' height='20' stroke='%23da7516' stroke-width='3' fill='%23da7516'/%3E%3C/svg%3E");
    background-size: 6px 6px;
    background-position: right center;
    background-repeat: no-repeat;
  }

  .section-title-content {
    font-family: var(--font-family-heading);
    font-size: var(--font-size-2xl);
    font-weight: 800;
    color: var(--color-primary);
    padding-left: var(--space-4);
    padding-right: var(--space-4);
    display: flex;
    align-items: center;
  }

  .section-title-content::before {
    content: '';
    height: 2px;
    background: linear-gradient(
      to right,
      var(--color-primary),
      var(--color-primary-dark)
    );
    width: var(--space-6);
    margin-right: var(--space-4);
  }

  .section-title-content::after {
    content: '';
    height: 2px;
    background: linear-gradient(
      to right,
      var(--color-primary),
      var(--color-primary-dark)
    );
    flex: 1;
    margin-left: var(--space-4);
  }

  /* Icons */

  .icon-circle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: linear-gradient(
      135deg,
      var(--color-primary),
      var(--color-primary-dark)
    );
    color: white;
    flex-shrink: 0;
  }

  .icon-circle svg {
    width: 24px;
    height: 24px;
  }

  /* Avatar */

  .avatar {
    width: 140px;
    height: 140px;
    border-radius: 50%;
    object-fit: cover;
    box-shadow: var(--shadow);
  }

  /* Intro */

  .intro {
    margin-bottom: var(--space-8);
  }

  .intro-content {
    display: flex;
    align-items: flex-start;
    gap: var(--space-6);
  }

  .intro-avatar {
    flex-shrink: 0;
  }

  .intro-text {
    flex: 1;
  }

  .intro-text h1 {
    margin-top: 0;
  }

  .intro-text p {
    font-size: var(--font-size-lg);
    color: var(--color-text);
    line-height: 1.7;
  }

  /* Cards */

  .card {
    background: var(--color-background);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    padding: var(--space-6);
    margin-bottom: var(--space-6);
    box-shadow: var(--shadow-sm);
    transition: box-shadow 0.2s ease, transform 0.2s ease;
  }

  .card:hover {
    box-shadow: var(--shadow);
    transform: translateY(-1px);
  }

  .card-title {
    font-family: var(--font-family-heading);
    font-size: var(--font-size-xl);
    font-weight: 800;
    margin-bottom: var(--space-4);
    color: var(--color-text);
  }

  .card-subtitle {
    font-size: var(--font-size-base);
    color: var(--color-text-light);
    margin-bottom: var(--space-3);
  }

  .card-meta {
    font-size: var(--font-size-sm);
    color: var(--color-text-lighter);
    margin-bottom: var(--space-4);
  }

  /* Timeline */

  .timeline {
    position: relative;
    padding-left: var(--space-8);
    list-style: none;
    margin: 0;
  }

  .timeline::before {
    content: '';
    position: absolute;
    left: 12px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(
      to bottom,
      var(--color-primary),
      var(--color-primary-dark)
    );
  }

  .timeline-item {
    position: relative;
    margin-bottom: var(--space-6);
    display: grid;
    grid-template-columns: auto 1fr;
    gap: var(--space-4);
    align-items: start;
    list-style: none;
  }

  .timeline-item:first-child {
    margin-top: var(--space-12);
  }

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

  .timeline-marker {
    position: relative;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: linear-gradient(
      135deg,
      var(--color-primary),
      var(--color-primary-dark)
    );
    border: 3px solid var(--color-background);
    box-shadow: 0 0 0 2px var(--color-primary);
    z-index: 2;
    margin-left: -8px;
    transform: translateX(-17px);
    flex-shrink: 0;
  }

  .timeline-content {
    background: transparent;
    border: none;
    border-radius: var(--border-radius-lg);
    padding: var(--space-1);
    box-shadow: none;
    transform: translateY(-9px);
    position: relative;
  }

  .timeline-content::before,
  .timeline-content::after {
    display: none;
  }

  .timeline-header {
    margin-bottom: var(--space-4);
  }

  .timeline-title {
    font-family: var(--font-family-heading);
    font-size: var(--font-size-xl);
    font-weight: 800;
    margin: 0 0 var(--space-2) 0;
    color: var(--color-text);
  }

  .timeline-subtitle {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: var(--space-1);
  }

  .timeline-date {
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
    font-weight: 400;
    display: inline-block;
    text-transform: uppercase;
  }

  .timeline-body {
    color: var(--color-text-light);
  }

  .timeline-body p {
    margin-bottom: var(--space-3);
  }

  .timeline-body ul {
    margin: 0;
    padding-left: var(--space-5);
  }

  .timeline-body li {
    margin-bottom: var(--space-2);
    line-height: 1.6;
  }

  .timeline-body li:last-child {
    margin-bottom: 0;
  }

  /* Contact */

  .contact-intro {
    font-size: var(--font-size-lg);
    color: var(--color-text);
    text-align: left;
    margin-bottom: var(--space-8);
  }

  .contact-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-6);
  }

  .contact-card {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    padding: var(--space-6);
    background: var(--color-background);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
    text-decoration: none;
    color: inherit;
    transition: all 0.2s ease;
  }

  .contact-card:hover {
    box-shadow: var(--shadow);
    transform: translateY(-2px);
    border-color: var(--color-primary);
    text-decoration: none;
  }

  .contact-info {
    flex: 1;
  }

  .contact-title {
    font-family: var(--font-family-heading);
    font-size: var(--font-size-lg);
    font-weight: 800;
    margin: 0 0 var(--space-1) 0;
    color: var(--color-text);
  }

  .contact-detail {
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
    margin: 0;
  }

  /* Pill */

  .pill {
    display: inline-block;
    padding: var(--space-1) var(--space-2);
    background: var(--color-background-alt);
    border: 1px solid var(--color-border);
    border-radius: 9999px;
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-text);
    text-decoration: none;
    white-space: nowrap;
  }

  /* Skills List */

  .skills-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-3);
  }

  .skills-list li {
    margin: 0;
  }

  /* Footer */

  .footer {
    padding: var(--space-8) 0;
    margin-top: var(--space-4);
    text-align: center;
  }

  .footer p {
    color: var(--color-text-lighter);
    font-size: var(--font-size-sm);
    margin: 0;
  }
}

/* Utilities Layer - Responsive and utility styles */
@layer utilities {
  @media (max-width: 640px) {
    .container {
      padding: 0 var(--space-4);
    }

    .header {
      padding: var(--space-4) 0;
    }

    .nav {
      gap: var(--space-4);
    }

    h1 {
      font-size: var(--font-size-3xl);
    }

    h2 {
      font-size: var(--font-size-2xl);
    }

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

    .section-title-content::before {
      flex: 1;
      margin-right: var(--space-4);
    }

    .card {
      padding: var(--space-4);
    }

    .intro-content {
      flex-direction: column;
      align-items: center;
      text-align: center;
      gap: var(--space-4);
    }

    .avatar {
      width: 100px;
      height: 100px;
    }

    .contact-grid {
      grid-template-columns: 1fr;
      gap: var(--space-4);
    }

    .contact-card {
      padding: var(--space-4);
    }

    /* Timeline responsive styles */
    .timeline {
      padding-left: var(--space-6);
    }

    .timeline::before {
      left: 8px;
    }

    .timeline-marker {
      width: 12px;
      height: 12px;
      margin-left: -8px;
      transform: translateX(-12.5px);
    }

    .timeline-content {
      padding: var(--space-1);
    }

    .timeline-content::before,
    .timeline-content::after {
      display: none;
    }

    .timeline-title {
      font-size: var(--font-size-lg);
    }

    .timeline-subtitle {
      font-size: var(--font-size-base);
    }
  }

  @media (max-width: 480px) {
    h1 {
      font-size: var(--font-size-2xl);
    }

    .intro-text p {
      font-size: var(--font-size-base);
    }

    .avatar {
      width: 80px;
      height: 80px;
    }
  }

  /* Print Styles */
  @media print {
    body {
      font-size: 12pt;
      line-height: 1.4;
    }

    .header {
      border-bottom: 1px solid #000;
    }

    .nav {
      display: none;
    }

    .card {
      border: 1px solid #000;
      box-shadow: none;
      page-break-inside: avoid;
    }

    .footer {
      display: none;
    }
  }
}