@layer reset, base, theme, components, utilities;

@layer reset {
  *, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
  }

  html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
  }

  body {
    min-block-size: 100vh;
    line-height: 1.6;
    overflow-x: hidden;
  }

  img, video, picture {
    display: block;
    max-inline-size: 100%;
    block-size: auto;
  }

  button, input, select, textarea {
    font: inherit;
    color: inherit;
    background: none;
    border: none;
  }

  a {
    text-decoration: none;
    color: inherit;
  }
}

@layer base {
  :root {
    /* Fonts */
    --font-heading: 'Lora', 'Georgia', serif;
    --font-body: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --font-mono: 'Space Mono', monospace;

    /* Theme colors - Warm Human Editorial */
    --color-bg: #f9f8f5;
    --color-bg-subtle: #f2efe9;
    --color-bg-card: #ffffff;
    --color-text-primary: #1c1d1f;
    --color-text-secondary: #5a5c60;
    --color-text-muted: #8c8e92;
    
    /* Accents */
    --color-accent: #c26a45;      /* Terracotta / Clay */
    --color-accent-subtle: #f7ede8;
    --color-border: #e3dec9;      /* Thin architectural lines */
    
    /* Spacing & Borders */
    --border-radius-sm: 4px;
    --border-radius-md: 8px;
    --border-radius-lg: 12px;

    color-scheme: light;
  }

  body {
    background-color: var(--color-bg);
    color: var(--color-text-primary);
    font-family: var(--font-body);
    font-size: 1.05rem;
  }

  h1, h2, h3, h4 {
    font-family: var(--font-heading);
    font-weight: 600;
    line-height: 1.2;
    color: var(--color-text-primary);
    text-wrap: balance;
  }

  p {
    color: var(--color-text-secondary);
    text-wrap: pretty;
  }

  /* Custom Selection */
  ::selection {
    background-color: var(--color-accent-subtle);
    color: var(--color-accent);
  }

  /* Scrollbar customization */
  body {
    scrollbar-color: var(--color-accent) var(--color-bg-subtle);
    scrollbar-width: thin;
  }
}

@layer theme {
  /* Architectural lines helper classes */
  .grid-lines {
    position: relative;
  }

  .grid-lines::before {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    left: 25%;
    width: 1px;
    background-color: var(--color-border);
    z-index: -1;
  }

  .grid-lines::after {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    left: 75%;
    width: 1px;
    background-color: var(--color-border);
    z-index: -1;
  }

  .border-top-line {
    border-top: 1px solid var(--color-border);
  }
  
  .border-bottom-line {
    border-bottom: 1px solid var(--color-border);
  }

  .editorial-card {
    background-color: var(--color-bg-card);
    border: 1px solid var(--color-border);
    padding: 2rem;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  }

  .editorial-card:hover {
    border-color: var(--color-accent);
    transform: translateY(-2px);
  }
}

@layer components {
  /* Container & Grid Setup */
  .container {
    inline-size: 100%;
    max-inline-size: 1200px;
    margin-inline: auto;
    padding-inline: clamp(1.5rem, 5vw, 4rem);
  }

  /* Navbar */
  .navbar {
    border-bottom: 1px solid var(--color-border);
    background-color: var(--color-bg);
    position: sticky;
    top: 0;
    z-index: 100;
    height: 80px;
  }

  .navbar-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 100%;
  }

  .logo {
    font-family: var(--font-heading);
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--color-text-primary);
    letter-spacing: -0.01em;
    display: flex;
    align-items: center;
    gap: 0.5rem;
  }

  .logo span {
    color: var(--color-accent);
    font-family: var(--font-mono);
    font-size: 0.9rem;
    border: 1.5px solid var(--color-accent);
    padding: 0.1rem 0.4rem;
    border-radius: var(--border-radius-sm);
  }

  .nav-links {
    display: flex;
    gap: 2.5rem;
    align-items: center;
    list-style: none;
  }

  .nav-link {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-secondary);
    transition: color 0.2s ease;
  }

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

  /* Buttons */
  .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.85rem 1.75rem;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  }

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

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

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

  .btn-secondary:hover {
    border-color: var(--color-text-primary);
    background-color: rgba(0, 0, 0, 0.02);
  }

  /* Sections general */
  .section {
    padding-block: clamp(4rem, 8vw, 8rem);
    border-bottom: 1px solid var(--color-border);
  }

  /* Hero Section (Asymmetric Layout) */
  .hero-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 4rem;
    align-items: center;
    padding-block: 60px;
  }

  @media (max-width: 992px) {
    .hero-grid {
      grid-template-columns: 1fr;
      gap: 3rem;
      padding-block: 40px;
    }
  }

  .hero-tag {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    text-transform: uppercase;
    color: var(--color-accent);
    font-weight: 600;
    letter-spacing: 0.1em;
    margin-bottom: 1.5rem;
    display: inline-block;
  }

  .hero-headline {
    font-size: clamp(2.5rem, 4.5vw, 3.75rem);
    margin-bottom: 2rem;
    letter-spacing: -0.02em;
  }

  .hero-headline span {
    color: var(--color-accent);
  }

  .hero-desc {
    font-size: 1.15rem;
    margin-bottom: 2.5rem;
    max-width: 600px;
  }

  .hero-actions {
    display: flex;
    gap: 1.25rem;
  }

  .manifesto-card {
    border: 1px solid var(--color-border);
    padding: 2.5rem;
    background-color: var(--color-bg-subtle);
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
  }

  .manifesto-title {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    text-transform: uppercase;
    color: var(--color-text-muted);
    letter-spacing: 0.05em;
    border-bottom: 1px solid var(--color-border);
    padding-bottom: 0.5rem;
  }

  .manifesto-text {
    font-size: 1.05rem;
    font-style: italic;
    color: var(--color-text-primary);
    line-height: 1.7;
  }

  .manifesto-author {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    text-transform: uppercase;
    color: var(--color-accent);
    margin-top: auto;
  }

  /* Hero Image Section (Watercolor sketch banner) */
  .banner-section {
    position: relative;
    overflow: hidden;
  }

  .banner-frame {
    border: 1px solid var(--color-border);
    background-color: var(--color-bg-card);
    padding: 1.5rem;
  }

  .banner-frame img {
    width: 100%;
    height: auto;
    object-fit: cover;
    max-block-size: 480px;
    border: 1px solid var(--color-border);
  }

  /* Section Title Block */
  .section-title-block {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 4rem;
    margin-bottom: 4rem;
  }

  @media (max-width: 992px) {
    .section-title-block {
      grid-template-columns: 1fr;
      gap: 1.5rem;
      margin-bottom: 3rem;
    }
  }

  .section-tag {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    text-transform: uppercase;
    color: var(--color-accent);
    letter-spacing: 0.1em;
    margin-bottom: 1rem;
    display: block;
  }

  .section-title-text {
    font-size: clamp(2rem, 3.5vw, 2.75rem);
    letter-spacing: -0.01em;
  }

  .section-subtext {
    font-size: 1.05rem;
    color: var(--color-text-secondary);
    display: flex;
    align-items: flex-end;
  }

  /* Matrix / Table comparison */
  .matrix-wrapper {
    overflow-x: auto;
    border: 1px solid var(--color-border);
    background-color: var(--color-bg-card);
    margin-bottom: 2rem;
  }

  .matrix-table {
    width: 100%;
    border-collapse: collapse;
    min-width: 700px;
    text-align: left;
  }

  .matrix-th {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-muted);
    padding: 1.5rem 2rem;
    border-bottom: 2px solid var(--color-border);
    background-color: var(--color-bg-subtle);
  }

  .matrix-td {
    padding: 1.75rem 2rem;
    border-bottom: 1px solid var(--color-border);
    vertical-align: top;
    font-size: 0.95rem;
  }

  .matrix-tr:hover {
    background-color: rgba(0, 0, 0, 0.01);
  }

  .matrix-tr:last-child .matrix-td {
    border-bottom: none;
  }

  .matrix-label-col {
    font-weight: 600;
    width: 25%;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    text-transform: uppercase;
    color: var(--color-text-primary);
  }

  .matrix-outsource-col {
    width: 37.5%;
    color: var(--color-text-secondary);
  }

  .matrix-drg-col {
    width: 37.5%;
    font-weight: 500;
    color: var(--color-text-primary);
    background-color: var(--color-accent-subtle);
  }

  .highlight-badge {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    background-color: var(--color-accent);
    color: white;
    padding: 0.15rem 0.4rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-top: 0.5rem;
  }

  /* Interactive FDE Pod Builder */
  .builder-grid {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 4rem;
    align-items: stretch;
  }

  @media (max-width: 992px) {
    .builder-grid {
      grid-template-columns: 1fr;
      gap: 3rem;
    }
  }

  .builder-controls {
    display: flex;
    flex-direction: column;
    gap: 2.25rem;
  }

  .builder-card {
    border: 1px solid var(--color-border);
    background-color: var(--color-bg-card);
    padding: 1.75rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
  }

  .builder-role-info {
    max-width: 70%;
  }

  .builder-role-name {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    margin-bottom: 0.25rem;
  }

  .builder-role-desc {
    font-size: 0.85rem;
    color: var(--color-text-secondary);
  }

  .counter-wrapper {
    display: flex;
    align-items: center;
    gap: 1rem;
    border: 1px solid var(--color-border);
    padding: 0.25rem;
    background-color: var(--color-bg-subtle);
  }

  .counter-btn {
    width: 32px;
    height: 32px;
    border-radius: var(--border-radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    cursor: pointer;
    background-color: var(--color-bg-card);
    border: 1px solid var(--color-border);
    transition: all 0.2s ease;
  }

  .counter-btn:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
  }

  .counter-val {
    font-family: var(--font-mono);
    font-size: 1rem;
    font-weight: 600;
    width: 20px;
    text-align: center;
  }

  /* Pod Summary Display Sheet */
  .builder-summary {
    border: 1px solid var(--color-border);
    background-color: var(--color-bg-card);
    padding: 3rem 2.5rem;
    display: flex;
    flex-direction: column;
    gap: 2rem;
    position: relative;
  }

  .builder-summary::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background-color: var(--color-accent);
  }

  .summary-header {
    border-bottom: 1px solid var(--color-border);
    padding-bottom: 1.25rem;
  }

  .summary-title {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-accent);
    margin-bottom: 0.5rem;
  }

  .summary-subtitle {
    font-size: 1.35rem;
    font-weight: 600;
  }

  .summary-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
  }

  .summary-item {
    display: flex;
    justify-content: space-between;
    font-size: 0.95rem;
    border-bottom: 1px dashed var(--color-border);
    padding-bottom: 0.5rem;
  }

  .summary-item-name {
    color: var(--color-text-secondary);
  }

  .summary-item-qty {
    font-family: var(--font-mono);
    font-weight: 600;
  }

  .summary-metrics {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
    padding-block: 1.75rem;
  }

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

  .metric-label {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    text-transform: uppercase;
    color: var(--color-text-muted);
    letter-spacing: 0.05em;
    margin-bottom: 0.25rem;
  }

  .metric-val {
    font-family: var(--font-mono);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--color-text-primary);
  }

  .summary-empty-state {
    text-align: center;
    color: var(--color-text-muted);
    padding-block: 4rem;
    font-style: italic;
  }

  /* Capabilities Grid */
  .caps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
  }

  .cap-card {
    border: 1px solid var(--color-border);
    background-color: var(--color-bg-card);
    padding: 2.5rem;
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  }

  .cap-card:hover {
    border-color: var(--color-accent);
    box-shadow: 0 4px 20px rgba(194, 106, 69, 0.05);
  }

  .cap-num {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--color-accent);
    border-bottom: 1px solid var(--color-border);
    padding-bottom: 0.5rem;
    align-self: flex-start;
  }

  .cap-title {
    font-size: 1.35rem;
    font-weight: 600;
  }

  .cap-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-top: 0.5rem;
  }

  .cap-list li {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
  }

  .cap-list li::before {
    content: '—';
    color: var(--color-accent);
  }

  /* Architectural Blueprint Schematic */
  .schematic-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
  }

  @media (max-width: 992px) {
    .schematic-grid {
      grid-template-columns: 1fr;
      gap: 3rem;
    }
  }

  .schematic-info {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
  }

  .schematic-info h3 {
    font-size: 1.75rem;
  }

  .schematic-bullets {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    list-style: none;
  }

  .schematic-bullets li {
    position: relative;
    padding-left: 2rem;
  }

  .schematic-bullets li::before {
    content: '→';
    position: absolute;
    left: 0;
    top: 0;
    color: var(--color-accent);
    font-family: var(--font-mono);
    font-weight: 700;
  }

  .schematic-bullet-title {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    text-transform: uppercase;
    font-weight: 600;
    color: var(--color-text-primary);
    margin-bottom: 0.25rem;
    display: block;
  }

  .schematic-bullet-text {
    font-size: 0.95rem;
    color: var(--color-text-secondary);
  }

  .schematic-frame {
    border: 1px solid var(--color-border);
    padding: 1rem;
    background-color: var(--color-bg-card);
    display: grid;
    grid-template-areas: "stack";
  }

  .slideshow-img {
    grid-area: stack;
    width: 100%;
    height: auto;
    border: 1px solid var(--color-border);
    opacity: 0;
    transition: opacity 1.2s ease-in-out;
  }

  .slideshow-img.active {
    opacity: 1;
  }

  /* Form & Contact */
  .contact-layout {
    display: grid;
    grid-template-columns: 0.8fr 1.2fr;
    gap: 4rem;
  }

  @media (max-width: 992px) {
    .contact-layout {
      grid-template-columns: 1fr;
      gap: 3rem;
    }
  }

  .contact-info {
    display: flex;
    flex-direction: column;
    gap: 2rem;
  }

  .contact-info-title {
    font-size: 1.75rem;
  }

  .contact-channels {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
  }

  .contact-channel-item {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
  }

  .contact-channel-label {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    text-transform: uppercase;
    color: var(--color-text-muted);
  }

  .contact-channel-val {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-text-primary);
  }

  .contact-form-card {
    border: 1px solid var(--color-border);
    background-color: var(--color-bg-card);
    padding: 3rem;
  }

  @media (max-width: 576px) {
    .contact-form-card {
      padding: 1.75rem;
    }
  }

  .contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.75rem;
  }

  .form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
  }

  @media (max-width: 576px) {
    .form-row {
      grid-template-columns: 1fr;
    }
  }

  .form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
  }

  .form-label {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    text-transform: uppercase;
    font-weight: 600;
    color: var(--color-text-secondary);
  }

  .form-input, .form-textarea, .form-select {
    width: 100%;
    border: 1px solid var(--color-border);
    background-color: var(--color-bg);
    padding: 0.85rem 1rem;
    border-radius: var(--border-radius-sm);
    color: var(--color-text-primary);
    font-size: 0.95rem;
    transition: border-color 0.25s ease, background-color 0.25s ease;
  }

  .form-input:focus, .form-textarea:focus, .form-select:focus {
    outline: none;
    border-color: var(--color-accent);
    background-color: var(--color-bg-card);
  }

  /* Native validations styling */
  .form-input:user-invalid, .form-textarea:user-invalid {
    border-color: #b91c1c;
  }

  .form-input:user-valid, .form-textarea:user-valid {
    border-color: #15803d;
  }

  /* Custom Toast */
  .toast {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    padding: 1.25rem 2rem;
    background-color: var(--color-text-primary);
    color: var(--color-bg);
    border-top: 3px solid var(--color-accent);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
    transform: translateY(150%);
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    z-index: 200;
    max-width: 380px;
  }

  .toast.visible {
    transform: translateY(0);
  }

  .toast-title {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    margin-bottom: 0.25rem;
  }

  .toast-desc {
    font-size: 0.85rem;
    opacity: 0.8;
  }

  /* Footer */
  .footer {
    background-color: var(--color-text-primary);
    color: var(--color-bg-subtle);
    padding-block: 5rem 3rem;
  }

  .footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 4rem;
    margin-bottom: 4rem;
  }

  @media (max-width: 768px) {
    .footer-grid {
      grid-template-columns: 1fr;
      gap: 3rem;
    }
  }

  .footer-brand {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
  }

  .footer-logo {
    color: white;
  }

  .footer-desc {
    font-size: 0.95rem;
    color: var(--color-text-muted);
    max-width: 380px;
  }

  .footer-title {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: white;
    margin-bottom: 1.25rem;
  }

  .footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
  }

  .footer-link {
    font-size: 0.9rem;
    color: var(--color-text-muted);
    transition: color 0.2s ease;
  }

  .footer-link:hover {
    color: white;
  }

  .footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding-top: 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--color-text-muted);
  }

  @media (max-width: 576px) {
    .footer-bottom {
      flex-direction: column;
      gap: 1rem;
      text-align: center;
    }
  }
}

@layer utilities {
  .text-serif { font-family: var(--font-heading); }
  .text-mono { font-family: var(--font-mono); }
  .accent-color { color: var(--color-accent); }
  
  .mt-1 { margin-top: 1rem; }
  .mt-2 { margin-top: 2rem; }
  .mb-1 { margin-bottom: 1rem; }
  .mb-2 { margin-bottom: 2rem; }
}