/* ============================================
   ELYSIUM FIELDS AI - Analogue Aesthetic
   ============================================ */

/* Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Courier+Prime:ital,wght@0,400;0,700;1,400&family=Playfair+Display:ital,wght@0,400;0,500;0,600;1,400&display=swap');

/* ============================================
   CSS Variables
   ============================================ */
:root {
  /* Colors - Warm, aged, no harsh tones */
  --bg-cream: #f5f2eb;
  --bg-cream-dark: #ebe7dc;
  --text-sepia: #3d3327;
  --text-sepia-light: #5a4d3e;
  --accent-gold: #b8860b;
  --accent-rust: #8b4513;
  --accent-muted: #9a8b7a;

  /* Typography */
  --font-typewriter: 'Courier Prime', 'Courier New', monospace;
  --font-body: 'Playfair Display', Georgia, 'Times New Roman', serif;

  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 2rem;
  --space-lg: 4rem;
  --space-xl: 8rem;

  /* Transitions */
  --transition-slow: 0.6s ease;
  --transition-medium: 0.3s ease;
  --transition-fast: 0.15s ease;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  background-color: var(--bg-cream);
  color: var(--text-sepia);
  line-height: 1.7;
  min-height: 100vh;
  position: relative;
}

/* Paper texture overlay */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  opacity: 0.03;
  z-index: 1000;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%' height='100%' filter='url(%23noise)'/%3E%3C/svg%3E");
}

/* ============================================
   Typography
   ============================================ */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-typewriter);
  font-weight: 400;
  letter-spacing: 0.02em;
}

h1 {
  font-size: 2.5rem;
  margin-bottom: var(--space-md);
}

h2 {
  font-size: 1.75rem;
  margin-bottom: var(--space-sm);
}

h3 {
  font-size: 1.25rem;
  margin-bottom: var(--space-xs);
}

p {
  margin-bottom: var(--space-sm);
  max-width: 65ch;
}

a {
  color: var(--accent-rust);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition-fast);
}

a:hover {
  border-bottom-color: var(--accent-rust);
}

/* ============================================
   Layout Containers
   ============================================ */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.container--narrow {
  max-width: 800px;
}

.container--wide {
  max-width: 1400px;
}

/* ============================================
   Landing Page Specific
   ============================================ */
.landing {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  text-align: center;
  padding: var(--space-lg);
}

.landing__logo {
  font-family: var(--font-typewriter);
  font-size: 2rem;
  font-weight: 400;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: var(--space-lg);
  color: var(--text-sepia);
}

.landing__tagline {
  font-family: var(--font-typewriter);
  font-size: 1.5rem;
  color: var(--text-sepia-light);
  min-height: 2.5rem;
}

/* Typewriter cursor - 800ms (2 beats) for rhythmic pulse */
.cursor {
  display: inline-block;
  width: 0.6em;
  height: 1.2em;
  background-color: var(--text-sepia);
  margin-left: 2px;
  animation: blink 0.8s step-end infinite;
  vertical-align: text-bottom;
}

.cursor--hidden {
  visibility: hidden;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}

/* Navigation hint */
.landing__nav-hint {
  position: absolute;
  bottom: var(--space-lg);
  font-family: var(--font-typewriter);
  font-size: 0.875rem;
  color: var(--accent-muted);
  letter-spacing: 0.1em;
}

.landing__nav-hint a {
  color: var(--accent-muted);
  border-bottom: 1px dotted var(--accent-muted);
}

.landing__nav-hint a:hover {
  color: var(--accent-rust);
  border-bottom-color: var(--accent-rust);
}

/* ============================================
   Navigation
   ============================================ */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  padding: var(--space-sm) var(--space-md);
  display: flex;
  justify-content: space-between;
  align-items: center;
  z-index: 100;
  background: linear-gradient(to bottom, var(--bg-cream) 0%, transparent 100%);
}

.nav__logo {
  font-family: var(--font-typewriter);
  font-size: 0.875rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-sepia);
  text-decoration: none;
  border: none;
}

.nav__logo:hover {
  border: none;
  color: var(--accent-rust);
}

.nav__links {
  display: flex;
  gap: var(--space-md);
  list-style: none;
}

.nav__link {
  font-family: var(--font-typewriter);
  font-size: 0.875rem;
  letter-spacing: 0.05em;
  color: var(--text-sepia-light);
}

.nav__link:hover {
  color: var(--accent-rust);
}

/* ============================================
   Page Layout
   ============================================ */
.page {
  padding: var(--space-xl) var(--space-md);
  min-height: 100vh;
}

.page__header {
  text-align: center;
  margin-bottom: var(--space-lg);
}

.page__title {
  font-size: 2rem;
  margin-bottom: var(--space-sm);
}

.page__subtitle {
  font-family: var(--font-body);
  font-size: 1.125rem;
  color: var(--text-sepia-light);
  font-style: italic;
}

/* ============================================
   Solutions Cards
   ============================================ */
.solutions-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-md);
  margin-top: var(--space-lg);
}

.solution-card {
  background: var(--bg-cream-dark);
  padding: var(--space-md);
  border: 1px solid rgba(61, 51, 39, 0.1);
  transition: transform var(--transition-medium), box-shadow var(--transition-medium);
  min-height: 200px;
  display: flex;
  flex-direction: column;
}

.solution-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(61, 51, 39, 0.1);
}

.solution-card__icon {
  font-size: 2rem;
  margin-bottom: var(--space-sm);
  color: var(--accent-gold);
}

.solution-card__title {
  font-family: var(--font-typewriter);
  font-size: 1.125rem;
  margin-bottom: var(--space-xs);
}

.solution-card__description {
  font-size: 0.9375rem;
  color: var(--text-sepia-light);
  line-height: 1.6;
  flex-grow: 1;
}

/* GEO Card Centered */
.geo-card-wrapper {
  display: flex;
  justify-content: center;
  margin-top: var(--space-md);
}

.geo-card-wrapper .solution-card {
  max-width: 350px;
  width: 100%;
}

/* ============================================
   Consulting Section
   ============================================ */
.consulting-section {
  margin-top: var(--space-xl);
  padding-top: var(--space-lg);
  border-top: 1px solid rgba(61, 51, 39, 0.1);
  text-align: center;
}

.consulting-section__title {
  font-family: var(--font-typewriter);
  font-size: 1.5rem;
  margin-bottom: var(--space-sm);
}

.consulting-section__description {
  font-style: italic;
  color: var(--text-sepia-light);
  margin-bottom: var(--space-lg);
  max-width: 50ch;
  margin-left: auto;
  margin-right: auto;
}

.consulting-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-md);
  max-width: 700px;
  margin: 0 auto;
}

.consulting-card {
  padding: var(--space-md);
  text-align: left;
  border-left: 2px solid var(--accent-gold);
}

.consulting-card__title {
  font-family: var(--font-typewriter);
  font-size: 1rem;
  margin-bottom: var(--space-xs);
  color: var(--text-sepia);
}

.consulting-card__description {
  font-size: 0.9375rem;
  color: var(--text-sepia-light);
  line-height: 1.6;
}

/* ============================================
   Pain Points Form
   ============================================ */
.pain-form {
  max-width: 600px;
  margin: 0 auto;
}

.form-group {
  margin-bottom: var(--space-md);
}

.form-label {
  display: block;
  font-family: var(--font-typewriter);
  font-size: 0.875rem;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-xs);
  color: var(--text-sepia);
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: var(--space-sm);
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--text-sepia);
  background: var(--bg-cream);
  border: 1px solid rgba(61, 51, 39, 0.2);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  outline: none;
  border-color: var(--accent-gold);
  box-shadow: 0 0 0 3px rgba(184, 134, 11, 0.1);
}

.form-textarea {
  min-height: 150px;
  resize: vertical;
}

.form-button {
  font-family: var(--font-typewriter);
  font-size: 1rem;
  letter-spacing: 0.1em;
  padding: var(--space-sm) var(--space-md);
  background: var(--text-sepia);
  color: var(--bg-cream);
  border: none;
  cursor: pointer;
  transition: background-color var(--transition-fast), transform var(--transition-fast);
}

.form-button:hover {
  background: var(--accent-rust);
  transform: translateY(-2px);
}

.form-button:active {
  transform: translateY(0);
}

.form-button:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

/* AI Response Box */
.ai-response {
  margin-top: var(--space-lg);
  padding: var(--space-md);
  background: var(--bg-cream-dark);
  border-left: 3px solid var(--accent-gold);
  display: none;
}

.ai-response.visible {
  display: block;
  animation: fadeIn 0.5s ease;
}

.ai-response__label {
  font-family: var(--font-typewriter);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent-muted);
  margin-bottom: var(--space-xs);
}

.ai-response__text {
  font-family: var(--font-typewriter);
  font-weight: 400;
  line-height: 1.8;
  font-size: 1rem;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ============================================
   FAQ Page
   ============================================ */
.faq-list {
  margin-top: var(--space-lg);
}

.faq-item {
  margin-bottom: var(--space-lg);
  padding-bottom: var(--space-md);
  border-bottom: 1px solid rgba(61, 51, 39, 0.1);
}

.faq-item:last-child {
  border-bottom: none;
}

.faq-item__question {
  font-family: var(--font-typewriter);
  font-size: 1.125rem;
  margin-bottom: var(--space-sm);
  color: var(--text-sepia);
}

.faq-item__answer {
  color: var(--text-sepia-light);
  line-height: 1.8;
  max-width: 65ch;
}

/* ============================================
   Contact Page
   ============================================ */
.contact-info {
  text-align: center;
  margin-top: var(--space-lg);
}

.contact-email {
  font-family: var(--font-typewriter);
  font-size: 1.25rem;
  letter-spacing: 0.05em;
}

/* ============================================
   Easter Egg
   ============================================ */
/* Easter egg - 1600ms (4 beats) fade for rhythmic timing */
.easter-egg {
  position: fixed;
  font-family: var(--font-typewriter);
  font-size: 0.625rem;
  color: var(--accent-muted);
  opacity: 0;
  pointer-events: none;
  z-index: 50;
  letter-spacing: 0.05em;
  transition: opacity 1.6s ease;
}

.easter-egg.visible {
  opacity: 0.4;
}

/* ============================================
   Footer
   ============================================ */
.footer {
  padding: var(--space-md);
  text-align: center;
  font-family: var(--font-typewriter);
  font-size: 0.75rem;
  color: var(--accent-muted);
  letter-spacing: 0.05em;
}

/* Typed on paper effect for pain point link */
.footer__typed-link {
  position: relative;
  display: inline-block;
  padding: 0.15em 0.4em;
  margin-left: 0.25em;
  color: var(--text-sepia-light);
  border-bottom: none;
  background:
    linear-gradient(to bottom,
      transparent 0%,
      rgba(245, 242, 235, 0.7) 10%,
      rgba(235, 231, 220, 0.8) 50%,
      rgba(245, 242, 235, 0.7) 90%,
      transparent 100%
    );
  box-shadow:
    inset 0 0 2px rgba(61, 51, 39, 0.05),
    0 1px 2px rgba(61, 51, 39, 0.03);
  transform: rotate(-0.3deg);
  transition: transform var(--transition-fast), color var(--transition-fast);
}

.footer__typed-link::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 100 100' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%' height='100%' filter='url(%23noise)'/%3E%3C/svg%3E");
  opacity: 0.03;
  pointer-events: none;
}

.footer__typed-link:hover {
  border-bottom: none;
  transform: rotate(0deg);
  color: var(--accent-rust);
}

/* ============================================
   Utility Classes
   ============================================ */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mt-sm { margin-top: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }

.mb-sm { margin-bottom: var(--space-sm); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }

.hidden { display: none; }

/* ============================================
   Responsive
   ============================================ */
@media (max-width: 768px) {
  html {
    font-size: 14px;
  }

  .landing__logo {
    font-size: 1.5rem;
  }

  .landing__tagline {
    font-size: 1.25rem;
  }

  .nav {
    flex-direction: column;
    gap: var(--space-sm);
    padding: var(--space-sm);
  }

  .nav__links {
    gap: var(--space-sm);
  }

  .page {
    padding: var(--space-lg) var(--space-sm);
  }

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

@media (max-width: 480px) {
  .landing__logo {
    font-size: 1.25rem;
    letter-spacing: 0.1em;
  }

  .landing__tagline {
    font-size: 1rem;
  }
}