/* ========================================
   APPP - Accounting for People, Planet & Profit
   Modern Website Stylesheet
   ======================================== */

/* ---------- CSS Variables ---------- */
:root {
  --primary: #1a5276;
  --primary-light: #2980b9;
  --primary-dark: #0e2f44;
  --accent-green: #27ae60;
  --accent-green-light: #2ecc71;
  --accent-orange: #e67e22;
  --accent-orange-light: #f39c12;
  --text-dark: #2c3e50;
  --text-medium: #5a6c7d;
  --text-light: #95a5a6;
  --bg-white: #ffffff;
  --bg-light: #f8f9fa;
  --bg-section: #ecf0f1;
  --border: #dfe6e9;
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 20px rgba(0,0,0,0.1);
  --shadow-lg: 0 8px 40px rgba(0,0,0,0.12);
  --shadow-hover: 0 12px 48px rgba(0,0,0,0.18);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --font-heading: 'Inter', sans-serif;
  --font-body: 'Inter', sans-serif;
  --max-width: 1200px;

  /* Pillar colors */
  --planet: #27ae60;
  --people: #e74c3c;
  --profit: #2980b9;
}

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

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

body {
  font-family: var(--font-body);
  color: var(--text-dark);
  background: var(--bg-white);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

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

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

ul { list-style: none; }

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- Typography ---------- */
h1, h2, h3, h4, h5 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  color: var(--text-dark);
}

h1 { font-size: clamp(2rem, 5vw, 3.2rem); }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.4rem); }
h3 { font-size: 1.3rem; }
h4 { font-size: 1.1rem; }

.section-header {
  text-align: center;
  margin-bottom: 48px;
}

.section-header h2 {
  margin-bottom: 12px;
  position: relative;
  display: inline-block;
}

.section-header h2::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 3px;
  background: linear-gradient(90deg, var(--planet), var(--primary-light), var(--accent-orange));
  border-radius: 2px;
}

.section-header p {
  color: var(--text-medium);
  font-size: 1.05rem;
  max-width: 600px;
  margin: 16px auto 0;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: 50px;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  border: none;
  transition: var(--transition);
  font-family: var(--font-body);
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: white;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(26, 82, 118, 0.35);
}

.btn-secondary {
  background: white;
  color: var(--primary);
  border: 2px solid var(--primary);
}

.btn-secondary:hover {
  background: var(--primary);
  color: white;
  transform: translateY(-2px);
}

.btn-accent {
  background: linear-gradient(135deg, var(--accent-green), var(--accent-green-light));
  color: white;
}

.btn-accent:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(39, 174, 96, 0.35);
}

.btn-outline-light {
  background: transparent;
  color: white;
  border: 2px solid rgba(255,255,255,0.5);
}

.btn-outline-light:hover {
  background: rgba(255,255,255,0.15);
  color: white;
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(255,255,255,0.15);
}

.btn-sm {
  padding: 8px 20px;
  font-size: 0.85rem;
}

/* ---------- Navigation ---------- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  transition: var(--transition);
}

.navbar.scrolled {
  box-shadow: var(--shadow-md);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 800;
  font-size: 1.15rem;
  color: var(--primary-dark);
}

.nav-logo .logo-icon {
  width: 42px;
  height: 42px;
  background: linear-gradient(135deg, var(--planet), var(--primary-light), var(--accent-orange));
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.1rem;
  font-weight: 900;
}

.nav-logo span {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.nav-logo .logo-sub {
  font-size: 0.65rem;
  font-weight: 500;
  color: var(--text-medium);
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-links a {
  padding: 8px 16px;
  border-radius: 8px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-medium);
  position: relative;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--primary);
  background: rgba(26, 82, 118, 0.06);
}

.nav-links .dropdown {
  position: relative;
}

.nav-links .dropdown-content {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  background: white;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-lg);
  min-width: 220px;
  padding: 8px;
  border: 1px solid var(--border);
  z-index: 100;
}

.nav-links .dropdown:hover .dropdown-content {
  display: block;
}

.dropdown-content a {
  display: block;
  padding: 10px 16px;
  border-radius: 6px;
  font-size: 0.85rem;
}

.dropdown-content a:hover {
  background: var(--bg-light);
}

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

.nav-login {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 20px;
  border-radius: 50px;
  font-weight: 600;
  font-size: 0.85rem;
  color: var(--primary);
  border: 2px solid var(--primary);
  background: transparent;
  cursor: pointer;
  transition: var(--transition);
}

.nav-login:hover {
  background: var(--primary);
  color: white;
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 8px;
}

.hamburger span {
  width: 24px;
  height: 2px;
  background: var(--text-dark);
  transition: var(--transition);
  border-radius: 2px;
}

/* ---------- Hero Carousel ---------- */
.hero-carousel {
  position: relative;
  width: 100%;
  min-height: 92vh;
  overflow: hidden;
}

.carousel-viewport {
  position: relative;
  width: 100%;
  height: 100%;
  min-height: 92vh;
}

.carousel-slide {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.8s ease, visibility 0.8s ease;
  z-index: 1;
}

.carousel-slide.active {
  opacity: 1;
  visibility: visible;
  z-index: 2;
}

.slide-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  background-size: cover;
  background-position: center;
}

.slide-overlay {
  position: absolute;
  inset: 0;
}

.carousel-slide::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 80%;
  height: 200%;
  background: radial-gradient(circle, rgba(39,174,96,0.15) 0%, transparent 60%);
  animation: heroFloat 15s ease-in-out infinite;
  z-index: 1;
}

.carousel-slide::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -10%;
  width: 60%;
  height: 150%;
  background: radial-gradient(circle, rgba(230,126,34,0.1) 0%, transparent 60%);
  animation: heroFloat 20s ease-in-out infinite reverse;
  z-index: 1;
}

@keyframes heroFloat {
  0%, 100% { transform: translate(0, 0); }
  50% { transform: translate(30px, -20px); }
}

.slide-content {
  position: relative;
  z-index: 3;
  padding: 120px 24px 100px;
  color: white;
  max-width: var(--max-width);
  margin: 0 auto;
}

.carousel-slide.active .slide-content {
  animation: slideContentIn 0.6s ease 0.2s both;
}

@keyframes slideContentIn {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,0.15);
  backdrop-filter: blur(10px);
  padding: 6px 16px;
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 600;
  margin-bottom: 24px;
  border: 1px solid rgba(255,255,255,0.2);
  color: white;
}

.slide-content h1 {
  color: white;
  font-size: clamp(2.4rem, 5vw, 3.6rem);
  margin-bottom: 20px;
  line-height: 1.1;
  text-shadow: 0 2px 20px rgba(0,0,0,0.2);
}

.slide-content h1 .highlight {
  background: linear-gradient(135deg, var(--accent-green-light), var(--accent-orange-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.slide-content p {
  font-size: 1.15rem;
  opacity: 0.9;
  margin-bottom: 32px;
  line-height: 1.7;
  max-width: 600px;
}

.hero-buttons {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

/* Carousel arrows */
.carousel-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 10;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: 2px solid rgba(255,255,255,0.4);
  background: rgba(255,255,255,0.1);
  backdrop-filter: blur(10px);
  color: white;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.carousel-arrow:hover {
  background: rgba(255,255,255,0.25);
  border-color: rgba(255,255,255,0.7);
}

.carousel-prev { left: 24px; }
.carousel-next { right: 24px; }

/* Diamond-shaped dots */
.carousel-dots {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 16px;
  z-index: 10;
}

.carousel-dot {
  width: 14px;
  height: 14px;
  border: 2px solid rgba(255,255,255,0.6);
  background: transparent;
  transform: rotate(45deg);
  cursor: pointer;
  transition: var(--transition);
  padding: 0;
}

.carousel-dot.active,
.carousel-dot:hover {
  background: white;
  border-color: white;
}

/* ---------- Action CTA Boxes ---------- */
.action-boxes {
  padding: 0;
  background: var(--bg-light);
  position: relative;
  z-index: 5;
}

.action-boxes .container {
  margin-top: -60px;
  position: relative;
  z-index: 5;
}

.action-grid-inner {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  box-shadow: var(--shadow-lg);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.action-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 40px 32px;
  background: white;
  border: none;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
  color: inherit;
  font-family: var(--font-body);
  border-right: 1px solid var(--border);
}

.action-card:last-child {
  border-right: none;
}

.action-card:hover {
  background: var(--bg-light);
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  z-index: 2;
}

.action-icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.action-card h3 {
  font-size: 1.15rem;
  margin-bottom: 10px;
}

.action-card p {
  font-size: 0.9rem;
  color: var(--text-medium);
  line-height: 1.6;
  margin-bottom: 16px;
}

.action-link {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--primary-light);
  transition: var(--transition);
}

.action-card:hover .action-link {
  color: var(--primary);
}

/* ---------- About Page ---------- */
.about-section {
  padding: 80px 0 40px;
}

.about-intro {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.about-intro h2 {
  margin-bottom: 20px;
  position: relative;
  display: inline-block;
}

.about-intro h2::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 3px;
  background: linear-gradient(90deg, var(--planet), var(--primary-light), var(--accent-orange));
  border-radius: 2px;
}

.about-intro p {
  color: var(--text-medium);
  font-size: 1.05rem;
  line-height: 1.8;
  margin-top: 20px;
}

/* Pillars Section (About page) */
.pillars-section {
  padding: 80px 0;
  background: var(--bg-light);
}

.pillars-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.pillar-feature {
  background: white;
  border-radius: var(--radius-md);
  padding: 36px 28px;
  text-align: center;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  border-top: 4px solid transparent;
}

.pillar-feature:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
}

.pillar-feature.planet-card { border-top-color: var(--planet); }
.pillar-feature.people-card { border-top-color: var(--people); }
.pillar-feature.profit-card { border-top-color: var(--profit); }

.pillar-feature .feature-icon {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  margin: 0 auto 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
}

.planet-card .feature-icon { background: rgba(39,174,96,0.12); }
.people-card .feature-icon { background: rgba(231,76,60,0.12); }
.profit-card .feature-icon { background: rgba(41,128,185,0.12); }

.pillar-feature h3 { margin-bottom: 12px; }

.pillar-feature p {
  color: var(--text-medium);
  font-size: 0.92rem;
  line-height: 1.7;
}

/* About Features / What We Do */
.about-features {
  padding: 80px 0;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.about-feature-card {
  background: white;
  border-radius: var(--radius-md);
  padding: 36px 28px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border);
  transition: var(--transition);
}

.about-feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}

.about-feature-icon {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.about-feature-card h3 {
  margin-bottom: 12px;
  font-size: 1.1rem;
}

.about-feature-card p {
  color: var(--text-medium);
  font-size: 0.92rem;
  line-height: 1.7;
}

/* ---------- Stats Bar ---------- */
.stats-bar {
  background: white;
  border-bottom: 1px solid var(--border);
  padding: 32px 0;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  text-align: center;
}

.stat-item h3 {
  font-size: 2rem;
  color: var(--primary);
  margin-bottom: 4px;
}

.stat-item p {
  font-size: 0.85rem;
  color: var(--text-medium);
  font-weight: 500;
}

/* ---------- Spotlight Cards ---------- */
.spotlight-section {
  padding: 80px 0;
  background: var(--bg-light);
}

.spotlight-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.spotlight-card {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  min-height: 320px;
  display: flex;
  align-items: flex-end;
  text-decoration: none;
  color: white;
  transition: var(--transition);
}

.spotlight-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
}

.spotlight-bg {
  position: absolute;
  inset: 0;
  transition: transform 0.5s ease;
}

.spotlight-card:hover .spotlight-bg {
  transform: scale(1.05);
}

.spotlight-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.7) 0%, rgba(0,0,0,0.1) 60%, transparent 100%);
}

.spotlight-content {
  position: relative;
  z-index: 2;
  padding: 32px;
}

.spotlight-icon {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: rgba(255,255,255,0.2);
  backdrop-filter: blur(10px);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  border: 1px solid rgba(255,255,255,0.3);
}

.spotlight-content h3 {
  color: white;
  font-size: 1.3rem;
  margin-bottom: 8px;
}

.spotlight-content p {
  font-size: 0.9rem;
  opacity: 0.85;
  line-height: 1.6;
  margin-bottom: 12px;
}

.spotlight-link {
  font-size: 0.88rem;
  font-weight: 600;
  color: white;
  opacity: 0.9;
  transition: var(--transition);
}

.spotlight-card:hover .spotlight-link {
  opacity: 1;
  letter-spacing: 0.5px;
}

/* ---------- Spotlight 3-Column Feed ---------- */
.spotlight-columns {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.spotlight-column {
  background: white;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.spotlight-col-header {
  padding: 18px 20px;
  border-bottom: 1px solid var(--border);
  font-weight: 700;
  font-size: 0.95rem;
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--bg-light);
}

.spotlight-col-scroll {
  max-height: 520px;
  overflow-y: auto;
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  flex: 1;
  scrollbar-width: thin;
  scrollbar-color: var(--border) transparent;
}

.spotlight-col-scroll::-webkit-scrollbar {
  width: 4px;
}

.spotlight-col-scroll::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 4px;
}

.spotlight-col-footer {
  padding: 14px 20px;
  border-top: 1px solid var(--border);
  text-align: center;
}

.spotlight-col-footer a {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--primary-light);
}

.spotlight-col-footer a:hover {
  color: var(--primary);
}

/* Mini cards */
.spotlight-mini-card {
  padding: 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  transition: var(--transition);
  background: white;
}

.spotlight-mini-card:hover {
  border-color: var(--primary-light);
  box-shadow: var(--shadow-sm);
}

a.spotlight-mini-link {
  text-decoration: none;
  color: inherit;
  display: block;
}

.mini-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 8px;
}

.spotlight-mini-card .badge {
  display: inline-block;
  padding: 2px 10px;
  border-radius: 50px;
  font-size: 0.7rem;
  font-weight: 600;
}

.mini-card-date {
  font-size: 0.72rem;
  color: var(--text-light);
  font-weight: 500;
}

.spotlight-mini-card h4 {
  font-size: 0.88rem;
  line-height: 1.4;
  margin-bottom: 6px;
}

.mini-card-author {
  font-size: 0.78rem;
  color: var(--text-medium);
  display: flex;
  align-items: center;
  gap: 6px;
}

.mini-avatar {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--bg-section);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.6rem;
  font-weight: 700;
  color: var(--primary);
  flex-shrink: 0;
}

.mini-card-link {
  display: inline-block;
  margin-top: 8px;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--primary-light);
}

.mini-card-link:hover {
  color: var(--primary);
}

.mini-card-detail {
  font-size: 0.75rem;
  color: var(--text-light);
  margin-top: 4px;
}

/* Event date badge */
.spotlight-event-card {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.event-date-badge {
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: white;
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  text-align: center;
  flex-shrink: 0;
  min-width: 56px;
}

.event-date-badge .event-month {
  display: block;
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  opacity: 0.85;
}

.event-date-badge .event-day {
  display: block;
  font-size: 1.1rem;
  font-weight: 800;
  line-height: 1.2;
}

/* ---------- Latest Posts Section ---------- */
.posts-section {
  padding: 80px 0;
  background: white;
}

.posts-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.post-card {
  background: white;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  border: 1px solid var(--border);
}

.post-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}

.post-card-image {
  height: 200px;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.post-card-image .post-category {
  position: absolute;
  top: 16px;
  left: 16px;
  background: rgba(255,255,255,0.9);
  padding: 4px 12px;
  border-radius: 50px;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--primary);
}

.post-card-image .post-icon {
  font-size: 3rem;
  opacity: 0.3;
  color: white;
}

.post-card-body {
  padding: 24px;
}

.post-card-body h3 {
  font-size: 1.05rem;
  margin-bottom: 8px;
  line-height: 1.4;
}

.post-card-body h3 a:hover {
  color: var(--primary-light);
}

.post-card-body p {
  color: var(--text-medium);
  font-size: 0.88rem;
  line-height: 1.6;
  margin-bottom: 16px;
}

.post-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.8rem;
  color: var(--text-light);
}

.post-meta .author-avatar {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--bg-section);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--primary);
}

/* ---------- Social Feed Section ---------- */
.social-section {
  padding: 80px 0;
  background: var(--bg-light);
  overflow: hidden;
}

.social-feed-wrapper {
  position: relative;
}

.social-feed {
  display: flex;
  gap: 20px;
  overflow-x: auto;
  padding: 8px 4px 20px;
  scroll-snap-type: x mandatory;
  -ms-overflow-style: none;
  scrollbar-width: none;
}

.social-feed::-webkit-scrollbar { display: none; }

.social-card {
  min-width: 340px;
  max-width: 340px;
  background: white;
  border-radius: var(--radius-md);
  padding: 24px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border);
  scroll-snap-align: start;
  transition: var(--transition);
  flex-shrink: 0;
}

.social-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.social-card-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

.social-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 700;
  font-size: 0.9rem;
  flex-shrink: 0;
}

.social-author h4 {
  font-size: 0.9rem;
  margin-bottom: 2px;
}

.social-author p {
  font-size: 0.75rem;
  color: var(--text-light);
}

.social-platform {
  margin-left: auto;
  font-size: 1.2rem;
  color: #0077b5;
}

.social-card-body {
  font-size: 0.88rem;
  color: var(--text-medium);
  line-height: 1.6;
  margin-bottom: 16px;
}

.social-card-footer {
  display: flex;
  align-items: center;
  gap: 20px;
  padding-top: 12px;
  border-top: 1px solid var(--border);
  font-size: 0.8rem;
  color: var(--text-light);
}

.social-stat {
  display: flex;
  align-items: center;
  gap: 4px;
}

.social-scroll-controls {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-top: 24px;
}

.scroll-btn {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 2px solid var(--border);
  background: white;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  color: var(--text-medium);
  transition: var(--transition);
}

.scroll-btn:hover {
  border-color: var(--primary);
  color: var(--primary);
  box-shadow: var(--shadow-sm);
}

/* ---------- CTA Section ---------- */
.cta-section {
  padding: 80px 0;
  background: white;
}

.cta-box {
  background: linear-gradient(135deg, var(--primary-dark), var(--primary));
  border-radius: var(--radius-lg);
  padding: 60px;
  text-align: center;
  color: white;
  position: relative;
  overflow: hidden;
}

.cta-box::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 50%;
  height: 200%;
  background: radial-gradient(circle, rgba(255,255,255,0.08), transparent 60%);
}

.cta-box h2 {
  color: white;
  margin-bottom: 16px;
  position: relative;
  z-index: 2;
}

.cta-box p {
  opacity: 0.9;
  margin-bottom: 32px;
  font-size: 1.05rem;
  max-width: 550px;
  margin-left: auto;
  margin-right: auto;
  position: relative;
  z-index: 2;
}

.cta-buttons {
  display: flex;
  gap: 16px;
  justify-content: center;
  position: relative;
  z-index: 2;
}

/* ---------- Footer ---------- */
.footer {
  background: var(--primary-dark);
  color: white;
  padding: 60px 0 24px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-about .footer-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 800;
  font-size: 1.1rem;
  margin-bottom: 16px;
}

.footer-about .footer-logo .logo-icon {
  width: 38px;
  height: 38px;
  background: linear-gradient(135deg, var(--planet), var(--primary-light), var(--accent-orange));
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.95rem;
  font-weight: 900;
}

.footer-about p {
  color: rgba(255,255,255,0.7);
  font-size: 0.88rem;
  line-height: 1.7;
  max-width: 320px;
}

.footer h4 {
  color: white;
  font-size: 0.95rem;
  margin-bottom: 20px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.footer ul li {
  margin-bottom: 10px;
}

.footer ul li a {
  color: rgba(255,255,255,0.7);
  font-size: 0.88rem;
  transition: var(--transition);
}

.footer ul li a:hover {
  color: white;
  padding-left: 4px;
}

.footer-bottom {
  padding-top: 24px;
  border-top: 1px solid rgba(255,255,255,0.1);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.82rem;
  color: rgba(255,255,255,0.5);
}

.footer-social {
  display: flex;
  gap: 12px;
}

.footer-social a {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(255,255,255,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.7);
  font-size: 0.9rem;
  transition: var(--transition);
}

.footer-social a:hover {
  background: rgba(255,255,255,0.2);
  color: white;
  transform: translateY(-2px);
}

/* ---------- Login Modal ---------- */
.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  backdrop-filter: blur(6px);
  z-index: 2000;
  align-items: center;
  justify-content: center;
}

.modal-overlay.active {
  display: flex;
}

.modal {
  background: white;
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 440px;
  padding: 40px;
  position: relative;
  animation: modalSlide 0.3s ease;
}

@keyframes modalSlide {
  from {
    opacity: 0;
    transform: translateY(20px) scale(0.97);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: none;
  background: var(--bg-light);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  color: var(--text-medium);
  transition: var(--transition);
}

.modal-close:hover {
  background: var(--bg-section);
  color: var(--text-dark);
}

.modal h2 {
  margin-bottom: 8px;
  font-size: 1.5rem;
}

.modal .modal-subtitle {
  color: var(--text-medium);
  font-size: 0.9rem;
  margin-bottom: 28px;
}

/* ---------- Forms ---------- */
.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: 6px;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 12px 16px;
  border: 2px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 0.92rem;
  font-family: var(--font-body);
  transition: var(--transition);
  background: white;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--primary-light);
  box-shadow: 0 0 0 3px rgba(41,128,185,0.12);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-check {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--text-medium);
}

.form-check input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--primary);
}

.form-submit {
  width: 100%;
  padding: 14px;
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: white;
  font-weight: 700;
  font-size: 0.95rem;
  border: none;
  cursor: pointer;
  transition: var(--transition);
}

.form-submit:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(26,82,118,0.3);
}

.form-submit:disabled {
  opacity: 0.7;
  cursor: not-allowed;
  transform: none;
}

.form-error {
  background: #fef2f2;
  color: #dc2626;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  font-size: 0.88rem;
  margin-bottom: 16px;
  border: 1px solid #fecaca;
}

.form-success {
  background: #f0fdf4;
  color: #16a34a;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  font-size: 0.88rem;
  margin-bottom: 16px;
  border: 1px solid #bbf7d0;
}

/* ---------- Page Header ---------- */
.page-header {
  padding: 140px 0 60px;
  background: linear-gradient(135deg, var(--primary-dark), var(--primary));
  color: white;
  text-align: center;
}

.page-header h1 {
  color: white;
  margin-bottom: 12px;
}

.page-header p {
  font-size: 1.1rem;
  opacity: 0.85;
  max-width: 600px;
  margin: 0 auto;
}

.breadcrumb {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-bottom: 20px;
  font-size: 0.85rem;
  opacity: 0.7;
}

.breadcrumb a:hover {
  opacity: 1;
}

/* ---------- Editorial Team Grid ---------- */
.team-section {
  padding: 80px 0;
}

.team-category {
  margin-bottom: 56px;
}

.team-category h3 {
  text-align: center;
  margin-bottom: 32px;
  font-size: 1.3rem;
  color: var(--primary);
}

.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 24px;
}

.team-card {
  background: white;
  border-radius: var(--radius-md);
  padding: 28px;
  text-align: center;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border);
  transition: var(--transition);
}

.team-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}

.team-avatar {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  margin: 0 auto 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  font-weight: 700;
  color: white;
}

.team-card h4 {
  margin-bottom: 4px;
}

.team-card .team-role {
  font-size: 0.82rem;
  color: var(--primary-light);
  font-weight: 600;
  margin-bottom: 4px;
}

.team-card .team-affiliation {
  font-size: 0.82rem;
  color: var(--text-light);
}

.team-card .team-specialty {
  display: inline-block;
  margin-top: 10px;
  padding: 4px 12px;
  background: var(--bg-light);
  border-radius: 50px;
  font-size: 0.75rem;
  color: var(--text-medium);
  font-weight: 500;
}

/* ---------- Conference Page ---------- */
.conference-page {
  padding: 80px 0;
}

.conf-overview {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 40px;
  margin-bottom: 56px;
}

.conf-sidebar {
  background: var(--bg-light);
  border-radius: var(--radius-md);
  padding: 28px;
  border: 1px solid var(--border);
  height: fit-content;
  position: sticky;
  top: 100px;
}

.conf-sidebar h3 {
  margin-bottom: 20px;
  font-size: 1.1rem;
}

.conf-sidebar-item {
  display: flex;
  gap: 12px;
  margin-bottom: 16px;
  align-items: flex-start;
}

.conf-sidebar-icon {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: rgba(26,82,118,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 1rem;
}

.conf-sidebar-item h4 {
  font-size: 0.85rem;
  margin-bottom: 2px;
}

.conf-sidebar-item p {
  font-size: 0.82rem;
  color: var(--text-medium);
}

.conf-topics {
  margin-top: 56px;
}

.topics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
  margin-top: 32px;
}

.topic-card {
  padding: 20px 24px;
  background: white;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 12px;
  transition: var(--transition);
}

.topic-card:hover {
  border-color: var(--primary-light);
  box-shadow: var(--shadow-sm);
}

.topic-icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--bg-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
}

.topic-card h4 { font-size: 0.92rem; }

/* ---------- Submission Page ---------- */
.submission-section {
  padding: 80px 0;
}

.submission-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}

.submission-info {
  padding-right: 20px;
}

.submission-info h3 {
  margin-bottom: 16px;
  margin-top: 28px;
}

.submission-info h3:first-child {
  margin-top: 0;
}

.submission-info p,
.submission-info li {
  color: var(--text-medium);
  font-size: 0.92rem;
  line-height: 1.7;
}

.submission-info ul {
  list-style: disc;
  padding-left: 20px;
  margin-top: 8px;
}

.submission-info ul li {
  margin-bottom: 6px;
}

.submission-form-box {
  background: var(--bg-light);
  border-radius: var(--radius-md);
  padding: 36px;
  border: 1px solid var(--border);
  position: sticky;
  top: 100px;
}

.submission-form-box h3 {
  margin-bottom: 24px;
}

.file-upload {
  border: 2px dashed var(--border);
  border-radius: var(--radius-sm);
  padding: 32px;
  text-align: center;
  cursor: pointer;
  transition: var(--transition);
  background: white;
}

.file-upload:hover {
  border-color: var(--primary-light);
  background: rgba(41,128,185,0.03);
}

.file-upload .upload-icon {
  font-size: 2rem;
  margin-bottom: 8px;
}

.file-upload p {
  font-size: 0.85rem;
  color: var(--text-medium);
}

.file-upload .file-types {
  font-size: 0.75rem;
  color: var(--text-light);
  margin-top: 4px;
}

/* ---------- Posts Page ---------- */
.posts-page {
  padding: 80px 0;
}

.posts-filter-bar {
  display: flex;
  gap: 8px;
  margin-bottom: 32px;
  flex-wrap: wrap;
}

.filter-btn {
  padding: 8px 20px;
  border-radius: 50px;
  border: 2px solid var(--border);
  background: white;
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
  font-family: var(--font-body);
  color: var(--text-medium);
}

.filter-btn:hover,
.filter-btn.active {
  border-color: var(--primary);
  color: var(--primary);
  background: rgba(26,82,118,0.04);
}

.posts-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}

.post-list-card {
  display: grid;
  grid-template-columns: 200px 1fr;
  background: white;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.post-list-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-3px);
}

.post-list-image {
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
  color: rgba(255,255,255,0.3);
  min-height: 160px;
}

.post-list-body {
  padding: 20px 24px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.post-list-body .post-tag {
  display: inline-block;
  padding: 3px 10px;
  background: var(--bg-light);
  border-radius: 50px;
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 8px;
  width: fit-content;
}

.post-list-body h3 {
  font-size: 1rem;
  margin-bottom: 8px;
  line-height: 1.4;
}

.post-list-body p {
  font-size: 0.85rem;
  color: var(--text-medium);
  line-height: 1.6;
  margin-bottom: 12px;
}

/* ---------- Contact Page ---------- */
.contact-section {
  padding: 80px 0;
}

.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
}

.contact-info h3 {
  margin-bottom: 16px;
}

.contact-info p {
  color: var(--text-medium);
  font-size: 0.92rem;
  margin-bottom: 28px;
}

.contact-methods {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.contact-method {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 20px;
  background: var(--bg-light);
  border-radius: var(--radius-sm);
  transition: var(--transition);
}

.contact-method:hover {
  background: var(--bg-section);
}

.contact-method-icon {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(26,82,118,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
}

.contact-method h4 { font-size: 0.92rem; margin-bottom: 2px; }
.contact-method p { font-size: 0.82rem; color: var(--text-light); margin: 0; }

.contact-form-box {
  background: var(--bg-light);
  border-radius: var(--radius-md);
  padding: 36px;
  border: 1px solid var(--border);
}

/* ---------- Timeline ---------- */
.timeline {
  position: relative;
  padding-left: 32px;
  margin-top: 32px;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 12px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--border);
}

.timeline-item {
  position: relative;
  margin-bottom: 28px;
  padding-left: 24px;
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: -26px;
  top: 6px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--primary);
  border: 3px solid white;
  box-shadow: 0 0 0 2px var(--primary);
}

.timeline-item.upcoming::before {
  background: var(--accent-green);
  box-shadow: 0 0 0 2px var(--accent-green);
}

.timeline-item h4 {
  font-size: 0.95rem;
  margin-bottom: 4px;
}

.timeline-item p {
  font-size: 0.85rem;
  color: var(--text-medium);
}

.timeline-item .timeline-date {
  font-size: 0.78rem;
  color: var(--text-light);
  font-weight: 600;
}

/* ---------- Animations ---------- */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .slide-content {
    text-align: center;
  }
  .slide-content p { margin-left: auto; margin-right: auto; }
  .slide-content .hero-buttons { justify-content: center; }
  .conf-overview { grid-template-columns: 1fr; }
  .submission-layout { grid-template-columns: 1fr; }
  .contact-layout { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .nav-links { display: none; }
  .nav-actions { display: none; }
  .hamburger { display: flex; }

  .nav-links.mobile-open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    background: white;
    padding: 16px;
    border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow-md);
  }

  .nav-links.mobile-open .dropdown-content {
    position: static;
    box-shadow: none;
    border: none;
    padding-left: 16px;
  }

  .nav-links.mobile-open .dropdown:hover .dropdown-content {
    display: block;
  }

  .mobile-login {
    display: block;
    margin-top: 8px;
    padding-top: 12px;
    border-top: 1px solid var(--border);
  }

  /* Carousel */
  .carousel-arrow { display: none; }
  .carousel-dots { bottom: 20px; }

  /* Action CTA Boxes */
  .action-boxes .container { margin-top: -40px; }
  .action-grid-inner {
    grid-template-columns: 1fr;
  }
  .action-card {
    border-right: none;
    border-bottom: 1px solid var(--border);
  }
  .action-card:last-child { border-bottom: none; }

  /* Spotlight */
  .spotlight-grid { grid-template-columns: 1fr; }
  .spotlight-card { min-height: 260px; }
  .spotlight-columns { grid-template-columns: 1fr; }

  /* About page */
  .pillars-grid { grid-template-columns: 1fr; }
  .features-grid { grid-template-columns: 1fr; }

  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 20px; }
  .posts-grid { grid-template-columns: 1fr; }
  .posts-list { grid-template-columns: 1fr; }

  .post-list-card {
    grid-template-columns: 1fr;
  }

  .post-list-image { min-height: 120px; }
  .team-grid { grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); }
  .footer-grid { grid-template-columns: 1fr; }
  .cta-box { padding: 40px 24px; }
  .form-row { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .hero-carousel,
  .carousel-viewport { min-height: 80vh; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .hero-buttons { flex-direction: column; align-items: center; }
}

/* ---------- Utility ---------- */
.text-center { text-align: center; }
.mt-2 { margin-top: 16px; }
.mt-4 { margin-top: 32px; }
.mb-2 { margin-bottom: 16px; }
.mb-4 { margin-bottom: 32px; }