/* ==========================================================================
   Munjili LLC - Premium Corporate Website Styles
   ========================================================================== */

/* --- 1. CSS Variables & Theming --- */
:root {
  /* Colors */
  --color-bg: #f8f6f0;
  --color-text: #1a1a1a;
  --color-text-light: #555555;
  --color-primary: #121212;
  --color-secondary: #e6e4df;
  --color-accent: #c2a878; /* Soft Gold */
  
  /* Typography */
  --font-primary: 'Helvetica Neue', Helvetica, Arial, sans-serif;
  --font-secondary: 'Georgia', serif; /* For elegant contrast */
  
  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 2rem;
  --space-lg: 4rem;
  --space-xl: 8rem;
  
  /* Layout */
  --container-width: 1400px;
  --grid-gap: 2rem;
  
  /* Transitions */
  --transition-fast: 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --transition-smooth: 0.6s cubic-bezier(0.22, 1, 0.36, 1);
  --transition-slow: 1.2s cubic-bezier(0.19, 1, 0.22, 1);
}

/* --- 2. Resets & Base --- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-primary);
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
  font-weight: 400;
  line-height: 1.2;
}

h1 { font-size: clamp(3rem, 6vw, 6rem); letter-spacing: -0.02em; }
h2 { font-size: clamp(2rem, 4vw, 4rem); letter-spacing: -0.01em; }
h3 { font-size: clamp(1.5rem, 2.5vw, 2.5rem); }

p {
  font-size: clamp(1rem, 1.2vw, 1.25rem);
  color: var(--color-text-light);
  max-width: 65ch;
}

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

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

/* --- 3. Layout & Grid Systems --- */
.container {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

/* Strategy 1: Hero Immersive Grid (Index) */
.grid-immersive {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: var(--grid-gap);
  min-height: 100vh;
  align-items: center;
}

.grid-immersive > .content {
  grid-column: 2 / 8;
  z-index: 2;
}

.grid-immersive > .visual {
  grid-column: 7 / -1;
  position: absolute;
  top: 0; right: 0; bottom: 0; width: 50vw;
  overflow: hidden;
}

/* Strategy 2: Asymmetric Grid (Services/Collections) */
.grid-asymmetric {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: start;
}

.grid-asymmetric .narrow {
  max-width: 400px;
}

/* Strategy 3: Bento Box/Masonry (Insights/Journal) */
.grid-bento {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: var(--space-md);
}

/* --- 4. Navigation --- */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  padding: var(--space-md) 0;
  z-index: 100;
  mix-blend-mode: difference;
  color: white; /* Ensures visibility on light/dark */
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav-logo {
  font-size: 1.5rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  gap: var(--space-md);
}

.nav-links a {
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  position: relative;
}

/* --- 5. UI Components --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 1rem 2rem;
  background: var(--color-primary);
  color: #fff;
  border: none;
  border-radius: 4px;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  overflow: hidden;
  position: relative;
  transition: var(--transition-fast);
}

.btn::before {
  content: '';
  position: absolute;
  top: 0; left: 0; width: 100%; height: 100%;
  background: var(--color-accent);
  transform: translateY(100%);
  transition: transform var(--transition-fast);
  z-index: 0;
}

.btn:hover::before {
  transform: translateY(0);
}

.btn span {
  position: relative;
  z-index: 1;
}

/* Sections */
section {
  padding: var(--space-xl) 0;
  position: relative;
}

/* --- 6. Effects Classes (Bound to JS) --- */

/* 6.1 Scroll Reveal */
.reveal-hidden {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity var(--transition-smooth), transform var(--transition-smooth);
}

.reveal-hidden.reveal-active {
  opacity: 1;
  transform: translateY(0);
}

/* 6.2 Direction-aware Hover (Variables injected via JS) */
.hover-card {
  position: relative;
  overflow: hidden;
  background: var(--color-secondary);
  padding: var(--space-md);
  border-radius: 8px;
}
.hover-card::before {
  content: '';
  position: absolute;
  top: var(--y, 50%);
  left: var(--x, 50%);
  transform: translate(-50%, -50%);
  width: 200%;
  padding-bottom: 200%;
  background: radial-gradient(circle closest-side, rgba(255,255,255,0.4), transparent);
  opacity: 0;
  transition: opacity 0.3s;
  pointer-events: none;
}
.hover-card:hover::before {
  opacity: 1;
}

/* 6.3 Layered Parallax */
.parallax-wrap {
  position: relative;
  overflow: hidden;
  height: 100vh;
}
.parallax-bg {
  position: absolute;
  top: -10%; left: 0; width: 100%; height: 120%;
  object-fit: cover;
  will-change: transform;
}

/* 6.4 SVG Morphing */
.svg-morph path {
  transition: stroke-dashoffset 1s ease-in-out, stroke-dasharray 1s ease-in-out;
}
.svg-morph:hover path {
  stroke-dashoffset: 0;
}

/* 6.5 Kinetic Typography */
.kinetic-text span {
  display: inline-block;
  opacity: 0;
  transform: translateY(100%);
  animation: slideUp 0.8s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

@keyframes slideUp {
  to { opacity: 1; transform: translateY(0); }
}

/* 6.6 Section Focus */
.section-dimmed {
  opacity: 0.4;
  filter: grayscale(100%);
  transition: all var(--transition-smooth);
}
.section-focused {
  opacity: 1;
  filter: grayscale(0);
  transform: scale(1.02);
  transition: all var(--transition-smooth);
}

/* 6.7 Page Transitions */
.page-transition {
  position: fixed;
  top: 0; left: 0; width: 100vw; height: 100vh;
  background: var(--color-primary);
  z-index: 9999;
  pointer-events: none;
  transform: translateY(100%);
}

.page-enter .page-transition {
  animation: pageEnter var(--transition-smooth) forwards;
}

.page-exit .page-transition {
  animation: pageExit var(--transition-smooth) forwards;
}

@keyframes pageEnter {
  0% { transform: translateY(0); }
  100% { transform: translateY(-100%); }
}
@keyframes pageExit {
  0% { transform: translateY(100%); }
  100% { transform: translateY(0); }
}

/* --- 7. Responsive Media Queries --- */
@media (max-width: 1024px) {
  :root {
    --space-xl: 5rem;
  }
  .grid-immersive .visual { width: 100%; position: relative; height: 50vh; order: -1; }
  .grid-immersive .content { grid-column: 1 / -1; padding: var(--space-md) 0; }
  .grid-asymmetric { grid-template-columns: 1fr; gap: var(--space-md); }
}

@media (max-width: 768px) {
  h1 { font-size: 2.5rem; }
  .nav-links { display: none; /* In a real site, add hamburger. For static pages, keeping simple or stacking */ }
  .nav-container { flex-direction: column; gap: var(--space-xs); }
  .nav-links { display: flex; flex-wrap: wrap; justify-content: center; }
}

@media (max-width: 480px) {
  :root {
    --space-xl: 3rem;
  }
}

/* --- 8. Accessibility: Reduced Motion --- */
@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;
  }
  .reveal-hidden { opacity: 1; transform: none; }
  .page-transition { display: none; }
  .parallax-bg { transform: none !important; }
}