/* ============================================
   Official Website – Justice Manmohan Malhotra
   Design System: "A Continuum of Justice"
   ============================================ */

:root {
  /* Color Palette — Continuum */
  --color-charcoal: #141618;
  --color-charcoal-light: #1E2024;
  --color-charcoal-mid: #2A2D34;
  --color-ivory: #F5F2EC;
  --color-ivory-dark: #E2DED5;
  --color-gold: #C9A96E;
  --color-gold-light: #D9BF8C;
  --color-gold-dark: #A88B4A;
  --color-sandstone: #B8AFA0;
  --color-sandstone-dark: #8A8272;
  --color-accent: #3D6B7E;

  /* Typography */
  --font-primary: 'Inter', sans-serif;
  --font-display: 'Playfair Display', serif;

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

  --container-width: 1400px;

  /* Transitions */
  --trans-fast: 0.3s ease;
  --trans-medium: 0.6s cubic-bezier(0.25, 1, 0.5, 1);
  --trans-slow: 1.2s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-primary);
  background-color: var(--color-charcoal);
  color: var(--color-ivory);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 400;
  line-height: 1.25;
}

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

img {
  max-width: 100%;
  height: auto;
  display: block;
}

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

.section-padding {
  padding: var(--space-xl) 0;
}

.alt-bg {
  background: var(--color-charcoal-light);
}

/* ---- Continuum Dividers ---- */
.continuum-line {
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-gold), transparent);
  margin: var(--space-lg) 0;
}

.continuum-line-short {
  width: 80px;
  height: 2px;
  background: var(--color-gold);
  margin: var(--space-sm) auto;
}

/* ---- Section Headers ---- */
.section-header {
  text-align: center;
  margin-bottom: var(--space-lg);
}

.section-header h2 {
  font-size: 2.8rem;
  color: var(--color-ivory);
  margin-bottom: var(--space-xs);
}

.section-header .section-tag {
  display: inline-block;
  text-transform: uppercase;
  letter-spacing: 4px;
  font-size: 0.8rem;
  color: var(--color-gold);
  margin-bottom: var(--space-sm);
}

.section-header p {
  color: var(--color-sandstone);
  max-width: 650px;
  margin: 0 auto;
  font-size: 1.05rem;
}

/* ---- Buttons ---- */
.btn-continuum {
  display: inline-block;
  padding: 14px 35px;
  border: 1px solid var(--color-gold);
  color: var(--color-gold);
  text-transform: uppercase;
  letter-spacing: 2.5px;
  font-size: 0.85rem;
  font-weight: 600;
  position: relative;
  overflow: hidden;
  transition: color var(--trans-fast), background var(--trans-fast);
}

.btn-continuum:hover {
  background: var(--color-gold);
  color: var(--color-charcoal);
}

.btn-continuum-filled {
  display: inline-block;
  padding: 14px 35px;
  background: var(--color-gold);
  color: var(--color-charcoal);
  text-transform: uppercase;
  letter-spacing: 2.5px;
  font-size: 0.85rem;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: background var(--trans-fast);
}

.btn-continuum-filled:hover {
  background: var(--color-gold-light);
}

/* ---- Page Transition ---- */
#page-transition {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  background: var(--color-charcoal);
  z-index: 9999;
  pointer-events: none;
  transform-origin: top;
}

.pt-active #page-transition {
  animation: continuumSlide var(--trans-medium) forwards;
}

@keyframes continuumSlide {
  0% { transform: scaleY(1); }
  100% { transform: scaleY(0); }
}

/* ---- Animations ---- */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity var(--trans-medium), transform var(--trans-medium);
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

.slide-left {
  opacity: 0;
  transform: translateX(-40px);
  transition: opacity var(--trans-medium), transform var(--trans-medium);
}

.slide-left.visible {
  opacity: 1;
  transform: translateX(0);
}

.slide-right {
  opacity: 0;
  transform: translateX(40px);
  transition: opacity var(--trans-medium), transform var(--trans-medium);
}

.slide-right.visible {
  opacity: 1;
  transform: translateX(0);
}

/* Continuum Pulse */
@keyframes continuumPulse {
  0%, 100% { opacity: 0.4; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.05); }
}

/* Continuum Ring Rotation */
@keyframes ringRotate {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* Flow Line */
@keyframes flowLine {
  0% { background-position: -200% center; }
  100% { background-position: 200% center; }
}

/* ---- Header & Navigation ---- */
header {
  position: fixed;
  top: 0;
  width: 100%;
  padding: var(--space-sm) 0;
  z-index: 1000;
  background: transparent;
  transition: background var(--trans-fast), padding var(--trans-fast), box-shadow var(--trans-fast);
}

header.scrolled {
  background: rgba(20, 22, 24, 0.95);
  backdrop-filter: blur(10px);
  padding: 0.6rem 0;
  box-shadow: 0 2px 30px rgba(0, 0, 0, 0.3);
}

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

.nav-logo a {
  display: flex;
  align-items: center;
  gap: 12px;
}

.nav-logo h2 {
  font-family: var(--font-display);
  font-size: 1.3rem;
  color: var(--color-ivory);
  letter-spacing: 1.5px;
  font-weight: 400;
}

.nav-logo .logo-ring {
  width: 36px;
  height: 36px;
  border: 2px solid var(--color-gold);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.nav-logo .logo-ring::after {
  content: '';
  width: 8px;
  height: 8px;
  background: var(--color-gold);
  border-radius: 50%;
}

.nav-links {
  display: flex;
  gap: var(--space-md);
  list-style: none;
  align-items: center;
}

.nav-links a {
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--color-sandstone);
  position: relative;
  padding-bottom: 4px;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 1px;
  background: var(--color-gold);
  transition: width var(--trans-fast), left var(--trans-fast);
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--color-ivory);
}

.nav-links a:hover::after,
.nav-links a.active::after {
  width: 100%;
  left: 0;
}

/* Hamburger */
.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 5px;
  z-index: 1001;
}

.menu-toggle span {
  display: block;
  width: 28px;
  height: 2px;
  background: var(--color-gold);
  margin: 6px 0;
  transition: var(--trans-fast);
}

.menu-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.menu-toggle.active span:nth-child(2) {
  opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(6px, -6px);
}

/* ---- Cards ---- */
.continuum-card {
  background: var(--color-charcoal-light);
  padding: var(--space-md);
  border-top: 2px solid var(--color-gold);
  transition: transform var(--trans-fast), box-shadow var(--trans-fast);
  position: relative;
  overflow: hidden;
}

.continuum-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(201, 169, 110, 0.03), transparent);
  pointer-events: none;
}

.continuum-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
}

.continuum-card h3 {
  color: var(--color-ivory);
  font-size: 1.3rem;
  margin-bottom: var(--space-sm);
}

.continuum-card p {
  color: var(--color-sandstone);
  font-size: 0.95rem;
}

.continuum-card .card-icon {
  font-size: 2.2rem;
  margin-bottom: var(--space-sm);
  display: block;
}

.continuum-card .card-img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  margin-bottom: var(--space-sm);
  border: 1px solid rgba(201, 169, 110, 0.1);
}

/* Node-style card */
.node-card {
  background: var(--color-charcoal-light);
  padding: var(--space-lg);
  border-left: 3px solid var(--color-gold);
  position: relative;
  transition: transform var(--trans-fast);
}

.node-card::before {
  content: '';
  position: absolute;
  top: 50%;
  left: -10px;
  transform: translateY(-50%);
  width: 16px;
  height: 16px;
  border: 2px solid var(--color-gold);
  border-radius: 50%;
  background: var(--color-charcoal);
}

.node-card:hover {
  transform: translateX(8px);
}

.node-card h3 {
  color: var(--color-ivory);
  margin-bottom: var(--space-xs);
  font-size: 1.3rem;
}

.node-card p {
  color: var(--color-sandstone);
  font-size: 0.95rem;
}

/* ---- Grids ---- */
.grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--space-md);
}

.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
  align-items: center;
}

/* ---- Two Col Section ---- */
.two-col {
  display: flex;
  gap: var(--space-lg);
  align-items: center;
}

.two-col .col-img {
  flex: 1;
  height: 450px;
  background-size: cover;
  background-position: center;
  border: 1px solid rgba(201, 169, 110, 0.15);
  position: relative;
}

.two-col .col-img::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to right, rgba(20,22,24,0.2), transparent);
}

.two-col .col-content {
  flex: 1;
}

.two-col .col-content h2 {
  color: var(--color-ivory);
  font-size: 2.2rem;
  margin-bottom: var(--space-sm);
}

.two-col .col-content p {
  color: var(--color-sandstone);
  margin-bottom: var(--space-md);
  font-size: 1.05rem;
}

/* Quick link */
.quick-link {
  color: var(--color-gold);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  font-weight: 600;
  transition: color var(--trans-fast);
}

.quick-link:hover {
  color: var(--color-gold-light);
}

/* ---- Timeline ---- */
.timeline {
  position: relative;
  padding-left: 60px;
}

.timeline::before {
  content: '';
  position: absolute;
  top: 0;
  left: 25px;
  width: 2px;
  height: 100%;
  background: linear-gradient(to bottom, var(--color-gold), var(--color-charcoal-mid));
}

.timeline-item {
  position: relative;
  margin-bottom: var(--space-lg);
  padding-left: var(--space-md);
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: -44px;
  top: 8px;
  width: 14px;
  height: 14px;
  border: 2px solid var(--color-gold);
  border-radius: 50%;
  background: var(--color-charcoal);
}

.timeline-item .year {
  color: var(--color-gold);
  font-family: var(--font-primary);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 4px;
}

.timeline-item h3 {
  color: var(--color-ivory);
  font-size: 1.3rem;
  margin-bottom: var(--space-xs);
}

.timeline-item p {
  color: var(--color-sandstone);
  font-size: 0.95rem;
}

/* ---- Footer ---- */
footer {
  background: var(--color-charcoal-light);
  padding: var(--space-lg) 0 var(--space-md);
  border-top: 1px solid rgba(201, 169, 110, 0.15);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-lg);
  margin-bottom: var(--space-lg);
}

.footer-section h3 {
  color: var(--color-gold);
  margin-bottom: var(--space-sm);
  font-size: 1.15rem;
}

.footer-section p,
.footer-section a {
  color: var(--color-sandstone);
  font-size: 0.95rem;
  margin-bottom: var(--space-xs);
  display: block;
  transition: color var(--trans-fast);
}

.footer-section a:hover {
  color: var(--color-gold);
}

.footer-social {
  display: flex;
  gap: var(--space-sm);
  margin-top: var(--space-sm);
}

.footer-social a {
  width: 40px;
  height: 40px;
  border: 1px solid var(--color-sandstone-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: border-color var(--trans-fast), background var(--trans-fast);
}

.footer-social a:hover {
  border-color: var(--color-gold);
  background: rgba(201, 169, 110, 0.1);
}

.footer-social a svg {
  width: 18px;
  height: 18px;
  fill: var(--color-sandstone);
  transition: fill var(--trans-fast);
}

.footer-social a:hover svg {
  fill: var(--color-gold);
}

.footer-bottom {
  text-align: center;
  padding-top: var(--space-md);
  border-top: 1px solid rgba(201, 169, 110, 0.1);
  color: var(--color-sandstone-dark);
  font-size: 0.85rem;
}

.footer-bottom a {
  color: var(--color-gold);
  font-weight: 600;
}

.footer-bottom a:hover {
  color: var(--color-gold-light);
}

/* ---- Expandable Details ---- */
.expandable {
  cursor: pointer;
}

.expandable .expand-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.5s ease, padding 0.5s ease;
  padding: 0 var(--space-md);
}

.expandable.open .expand-content {
  max-height: 1000px;
  padding: var(--space-sm) var(--space-md);
}

.expandable .expand-trigger {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-md);
  background: var(--color-charcoal-light);
  border-left: 3px solid var(--color-gold);
  cursor: pointer;
  transition: background var(--trans-fast);
}

.expandable .expand-trigger:hover {
  background: var(--color-charcoal-mid);
}

.expandable .expand-trigger h3 {
  color: var(--color-ivory);
  font-size: 1.2rem;
}

.expandable .expand-trigger .arrow {
  color: var(--color-gold);
  font-size: 1.4rem;
  transition: transform var(--trans-fast);
}

.expandable.open .expand-trigger .arrow {
  transform: rotate(180deg);
}

/* ---- Contact Form ---- */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.contact-form input,
.contact-form textarea {
  padding: 14px 18px;
  background: var(--color-charcoal-mid);
  border: 1px solid rgba(201, 169, 110, 0.15);
  color: var(--color-ivory);
  font-family: var(--font-primary);
  font-size: 0.95rem;
  outline: none;
  transition: border-color var(--trans-fast);
}

.contact-form input:focus,
.contact-form textarea:focus {
  border-color: var(--color-gold);
}

.contact-form textarea {
  resize: vertical;
  min-height: 140px;
}

.contact-form input::placeholder,
.contact-form textarea::placeholder {
  color: var(--color-sandstone-dark);
}

/* ---- Responsive ---- */
@media (max-width: 1024px) {
  .grid-2 {
    grid-template-columns: 1fr;
  }
  .two-col {
    flex-direction: column;
  }
  .two-col .col-img {
    width: 100%;
    height: 300px;
  }
  .section-header h2 {
    font-size: 2.2rem;
  }
}

@media (max-width: 768px) {
  :root {
    --space-lg: 3rem;
    --space-xl: 5rem;
  }

  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 75%;
    height: 100vh;
    background: var(--color-charcoal);
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: var(--space-md);
    transition: right var(--trans-medium);
    box-shadow: -5px 0 30px rgba(0,0,0,0.5);
  }

  .nav-links.open {
    right: 0;
  }

  .menu-toggle {
    display: block;
  }

  .grid-3 {
    grid-template-columns: 1fr;
  }

  .section-header h2 {
    font-size: 1.8rem;
  }

  .two-col .col-img {
    height: 250px;
  }

  .timeline {
    padding-left: 40px;
  }

  .timeline::before {
    left: 15px;
  }

  .timeline-item::before {
    left: -34px;
  }
}

@media (max-width: 480px) {
  :root {
    --space-md: 1.5rem;
    --space-lg: 2rem;
    --space-xl: 3rem;
  }

  .container {
    padding: 0 var(--space-sm);
  }

  .section-header h2 {
    font-size: 1.5rem;
  }
}