/* ============================================
   STEPS Conference 2026 - Main Stylesheet
   Colors from logo: Navy, Cyan, Green, Orange
   ============================================ */

/* --- CSS Variables --- */
:root {
  --navy: #0D1B4C;
  --navy-light: #162259;
  --navy-dark: #080F2E;
  --cyan: #00ACC1;
  --cyan-light: #26C6DA;
  --green: #7CB342;
  --green-light: #9CCC65;
  --orange: #FF9800;
  --orange-light: #FFB74D;
  --white: #FFFFFF;
  --gray-50: #F8F9FC;
  --gray-100: #EEF0F6;
  --gray-200: #D8DCE8;
  --gray-300: #B0B8CC;
  --gray-400: #8892A8;
  --gray-600: #4A5568;
  --gray-800: #2D3748;
  --font-heading: 'Inter', 'Segoe UI', sans-serif;
  --font-body: 'Inter', 'Segoe UI', sans-serif;
  --max-width: 1240px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --shadow-sm: 0 1px 3px rgba(13, 27, 76, 0.08);
  --shadow-md: 0 4px 16px rgba(13, 27, 76, 0.1);
  --shadow-lg: 0 12px 40px rgba(13, 27, 76, 0.15);
  --shadow-xl: 0 20px 60px rgba(13, 27, 76, 0.2);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
}

/* --- 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(--gray-800);
  background: var(--white);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

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

ul, ol { list-style: none; }

/* --- Typography --- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  color: var(--navy);
}

h1 { font-size: clamp(2.4rem, 5vw, 4rem); letter-spacing: -0.03em; }
h2 { font-size: clamp(1.8rem, 3.5vw, 2.8rem); letter-spacing: -0.02em; }
h3 { font-size: clamp(1.3rem, 2.5vw, 1.6rem); }
h4 { font-size: 1.15rem; }

p {
  font-size: 1.05rem;
  color: var(--gray-600);
  max-width: 680px;
}

.text-center { text-align: center; }
.text-center p { margin-left: auto; margin-right: auto; }

/* --- Layout --- */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 100px 0;
}

.section-sm {
  padding: 60px 0;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: 50px;
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.01em;
  cursor: pointer;
  border: 2px solid transparent;
  transition: var(--transition);
  white-space: nowrap;
}

.btn i {
  font-size: 0.9rem;
  transition: transform 0.3s ease;
}

.btn:hover i {
  transform: translateX(3px);
}

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

.btn-primary:hover {
  background: var(--cyan-light);
  border-color: var(--cyan-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(0, 172, 193, 0.35);
}

.btn-secondary {
  background: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,0.4);
}

.btn-secondary:hover {
  background: rgba(255,255,255,0.1);
  border-color: var(--white);
  transform: translateY(-2px);
}

.btn-outline {
  background: transparent;
  color: var(--navy);
  border-color: var(--gray-200);
}

.btn-outline:hover {
  border-color: var(--cyan);
  color: var(--cyan);
  transform: translateY(-2px);
}

.btn-orange {
  background: var(--orange);
  color: var(--white);
  border-color: var(--orange);
}

.btn-orange:hover {
  background: var(--orange-light);
  border-color: var(--orange-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(255, 152, 0, 0.35);
}

.btn-navy {
  background: var(--navy);
  color: var(--white);
  border-color: var(--navy);
}

.btn-navy:hover {
  background: var(--navy-light);
  border-color: var(--navy-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(13, 27, 76, 0.35);
}

.btn-sm {
  padding: 10px 22px;
  font-size: 0.85rem;
}

.btn-lg {
  padding: 18px 40px;
  font-size: 1.05rem;
}

/* --- Badge --- */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 16px;
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 12px;
}

.badge-cyan {
  background: rgba(0, 172, 193, 0.12);
  color: var(--cyan);
}

.badge-orange {
  background: rgba(255, 152, 0, 0.12);
  color: var(--orange);
}

.badge-green {
  background: rgba(124, 179, 66, 0.12);
  color: var(--green);
}

/* ============================================
   NAVIGATION
   ============================================ */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 16px 0;
  transition: var(--transition);
  background: transparent;
}

.navbar.scrolled {
  background: rgba(13, 27, 76, 0.97);
  backdrop-filter: blur(20px);
  padding: 10px 0;
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.15);
}

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

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.nav-logo img {
  height: 42px;
  width: auto;
  transition: var(--transition);
}

.navbar.scrolled .nav-logo img {
  height: 36px;
}

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

.nav-links a {
  color: rgba(255,255,255,0.85);
  font-size: 0.88rem;
  font-weight: 500;
  padding: 8px 14px;
  border-radius: 8px;
  transition: var(--transition);
  position: relative;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--white);
  background: rgba(255,255,255,0.1);
}

.nav-links a.active::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 50%;
  transform: translateX(-50%);
  width: 20px;
  height: 2px;
  background: var(--cyan);
  border-radius: 2px;
}

/* Dropdown menu */
.nav-dropdown {
  position: relative;
}

.nav-dropdown > a {
  display: flex;
  align-items: center;
  gap: 5px;
}

.nav-dropdown > a i.fa-chevron-down {
  font-size: 0.6rem;
  transition: transform 0.3s ease;
}

.nav-dropdown:hover > a i.fa-chevron-down {
  transform: rotate(180deg);
}

.nav-dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 220px;
  background: var(--navy-dark);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-md);
  padding: 8px 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: var(--transition);
  box-shadow: var(--shadow-xl);
  z-index: 100;
  backdrop-filter: blur(20px);
}

.nav-dropdown:hover .nav-dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.nav-dropdown-menu a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 20px;
  font-size: 0.85rem;
  color: rgba(255,255,255,0.7);
  border-radius: 0;
  white-space: nowrap;
}

.nav-dropdown-menu a:hover {
  color: var(--white);
  background: rgba(255,255,255,0.08);
}

.nav-dropdown-menu a i {
  width: 16px;
  text-align: center;
  font-size: 0.78rem;
  color: var(--cyan);
}

@media (max-width: 768px) {
  .nav-dropdown-menu {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    background: rgba(255,255,255,0.04);
    border: none;
    box-shadow: none;
    border-radius: 8px;
    margin-top: 4px;
    min-width: auto;
    padding: 4px 0;
  }

  .nav-dropdown-menu a {
    padding: 8px 32px;
    font-size: 1rem;
  }
}

.nav-cta {
  margin-left: 12px;
}

.nav-cta .btn {
  padding: 10px 24px;
  font-size: 0.85rem;
}

/* Mobile menu */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 8px;
  background: none;
  border: none;
}

.nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: var(--transition);
}

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

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

.nav-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: linear-gradient(135deg, var(--navy-dark) 0%, var(--navy) 40%, #162259 100%);
  overflow: hidden;
}

.hero-video-bg {
  position: absolute;
  top: 50%;
  left: 50%;
  min-width: 100%;
  min-height: 100%;
  width: auto;
  height: auto;
  transform: translate(-50%, -50%);
  object-fit: cover;
  z-index: 0;
  pointer-events: none;
}

.hero-video-bg::-webkit-media-controls {
  display: none !important;
}

.hero-video-bg::-webkit-media-controls-enclosure {
  display: none !important;
}

.hero-video-bg::-webkit-media-controls-panel {
  display: none !important;
}

.hero-video-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(13, 27, 76, 0.82) 0%, rgba(10, 20, 60, 0.75) 40%, rgba(22, 34, 89, 0.8) 100%);
  z-index: 1;
}

.hero-video .hero-pattern,
.hero-video .hero-shapes,
.hero-video .container {
  position: relative;
  z-index: 2;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 900px;
  height: 900px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0, 172, 193, 0.12) 0%, transparent 70%);
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -10%;
  width: 700px;
  height: 700px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(124, 179, 66, 0.08) 0%, transparent 70%);
  pointer-events: none;
}

.hero-pattern {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: url('../img/logoi/pattern.webp');
  background-size: 400px;
  background-repeat: repeat;
  opacity: 0.04;
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 780px;
  padding-top: 80px;
}

.hero-date {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 20px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 50px;
  color: var(--cyan-light);
  font-size: 0.9rem;
  font-weight: 500;
  margin-bottom: 32px;
  backdrop-filter: blur(10px);
}

.hero-date i {
  font-size: 0.85rem;
}

.hero h1 {
  color: var(--white);
  margin-bottom: 8px;
  font-weight: 800;
}

.hero h1 .highlight {
  background: linear-gradient(135deg, var(--cyan) 0%, var(--green) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: clamp(1.1rem, 2vw, 1.35rem);
  color: rgba(255, 255, 255, 0.7);
  max-width: 600px;
  margin-bottom: 12px;
  line-height: 1.6;
  font-weight: 400;
}

.hero-organizer {
  font-size: 0.95rem;
  color: rgba(255, 255, 255, 0.5);
  margin-bottom: 40px;
}

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

.hero-stats {
  display: flex;
  gap: 48px;
  margin-top: 64px;
  padding-top: 40px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.hero-stat {
  text-align: left;
}

.hero-stat-number {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--white);
  line-height: 1;
  margin-bottom: 6px;
}

.hero-stat-number .accent {
  color: var(--cyan);
}

.hero-stat-label {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.5);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Animated shapes */
.hero-shapes {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  width: 45%;
  pointer-events: none;
  z-index: 1;
}

.hero-shape {
  position: absolute;
  border-radius: 50%;
  opacity: 0.6;
}

.hero-shape-1 {
  width: 350px;
  height: 350px;
  top: 15%;
  right: 5%;
  background: linear-gradient(135deg, rgba(0, 172, 193, 0.15), rgba(124, 179, 66, 0.1));
  animation: float 8s ease-in-out infinite;
}

.hero-shape-2 {
  width: 200px;
  height: 200px;
  top: 55%;
  right: 25%;
  background: linear-gradient(135deg, rgba(255, 152, 0, 0.12), rgba(0, 172, 193, 0.08));
  animation: float 6s ease-in-out infinite reverse;
}

.hero-shape-3 {
  width: 120px;
  height: 120px;
  top: 30%;
  right: 35%;
  background: linear-gradient(135deg, rgba(124, 179, 66, 0.15), rgba(255, 152, 0, 0.1));
  animation: float 10s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0) scale(1); }
  50% { transform: translateY(-30px) scale(1.05); }
}

/* ============================================
   IMAGE GALLERY SLIDER (WebSummit Night Summit style)
   ============================================ */
.gallery-section {
  padding: 100px 0;
  background: var(--gray-50);
  overflow: hidden;
}

.gallery-header {
  text-align: center;
  margin-bottom: 60px;
}

.gallery-header h2 {
  margin-bottom: 16px;
}

.gallery-header p {
  margin: 0 auto;
  font-size: 1.1rem;
}

.gallery-slider {
  position: relative;
  width: 100%;
  overflow: hidden;
}

.gallery-track {
  display: flex;
  gap: 24px;
  animation: scroll-gallery 30s linear infinite;
  width: max-content;
}

.gallery-track:hover {
  animation-play-state: paused;
}

.gallery-slide {
  flex-shrink: 0;
  width: 420px;
  height: 280px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
  cursor: pointer;
}

.gallery-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.gallery-slide:hover img {
  transform: scale(1.08);
}

/* Gallery slide with real image */
.gallery-slide {
  position: relative;
}

.gallery-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.gallery-slide .gallery-caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 20px 24px;
  background: linear-gradient(to top, rgba(0,0,0,0.65), transparent);
  color: white;
  font-weight: 600;
  font-size: 0.95rem;
  z-index: 2;
}

/* Placeholder gradient slides (fallback) */
.gallery-slide-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: flex-end;
  padding: 24px;
  position: relative;
}

.gallery-slide-placeholder::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 50%;
  background: linear-gradient(to top, rgba(0,0,0,0.6), transparent);
}

.gallery-slide-placeholder span {
  position: relative;
  z-index: 2;
  color: white;
  font-weight: 600;
  font-size: 1rem;
}

.gs-1 { background: linear-gradient(135deg, #0D1B4C 0%, #00ACC1 100%); }
.gs-2 { background: linear-gradient(135deg, #162259 0%, #7CB342 100%); }
.gs-3 { background: linear-gradient(135deg, #FF9800 0%, #0D1B4C 100%); }
.gs-4 { background: linear-gradient(135deg, #00ACC1 0%, #7CB342 100%); }
.gs-5 { background: linear-gradient(135deg, #0D1B4C 0%, #FF9800 100%); }
.gs-6 { background: linear-gradient(135deg, #7CB342 0%, #162259 100%); }
.gs-7 { background: linear-gradient(135deg, #00ACC1 0%, #FF9800 100%); }
.gs-8 { background: linear-gradient(135deg, #162259 0%, #00ACC1 100%); }

@keyframes scroll-gallery {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* Second row - reverse direction */
.gallery-track-reverse {
  animation-direction: reverse;
  margin-top: 24px;
}

/* ============================================
   THEMATIC AREAS (WebSummit attendee experience style)
   ============================================ */
.topics-section {
  padding: 100px 0;
  background: var(--white);
}

.topics-header {
  text-align: center;
  margin-bottom: 64px;
}

.topics-header h2 {
  margin-bottom: 16px;
}

.topics-header p {
  margin: 0 auto;
}

.topics-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.topic-card {
  position: relative;
  padding: 36px 28px;
  border-radius: var(--radius-lg);
  background: var(--white);
  border: 1px solid var(--gray-100);
  transition: var(--transition);
  overflow: hidden;
  cursor: pointer;
  display: flex;
  flex-direction: column;
}

.topic-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  border-radius: 4px 4px 0 0;
  opacity: 0;
  transition: var(--transition);
}

.topic-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}

.topic-card:hover::before {
  opacity: 1;
}

.topic-icon {
  width: 64px;
  height: 64px;
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.topic-icon img {
  width: 56px;
  height: 56px;
  object-fit: contain;
}

.topic-card h3 {
  font-size: 1.1rem;
  margin-bottom: 12px;
  line-height: 1.3;
}

.topic-card p {
  font-size: 0.88rem;
  color: var(--gray-400);
  line-height: 1.6;
  flex-grow: 1;
}

.topic-tag {
  display: inline-block;
  margin-top: 16px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 4px 12px;
  border-radius: 50px;
}

/* Topic card color variations */
.topic-card.tc-blue::before { background: linear-gradient(90deg, #2196F3, #00ACC1); }
.topic-card.tc-blue .topic-tag { background: rgba(33,150,243,0.1); color: #2196F3; }

.topic-card.tc-orange::before { background: linear-gradient(90deg, #FF9800, #FFB74D); }
.topic-card.tc-orange .topic-tag { background: rgba(255,152,0,0.1); color: #FF9800; }

.topic-card.tc-red::before { background: linear-gradient(90deg, #EF5350, #FF7043); }
.topic-card.tc-red .topic-tag { background: rgba(239,83,80,0.1); color: #EF5350; }

.topic-card.tc-green::before { background: linear-gradient(90deg, #66BB6A, #7CB342); }
.topic-card.tc-green .topic-tag { background: rgba(124,179,66,0.1); color: #7CB342; }

.topic-card.tc-yellow::before { background: linear-gradient(90deg, #FDD835, #FFB300); }
.topic-card.tc-yellow .topic-tag { background: rgba(253,216,53,0.1); color: #F9A825; }

.topic-card.tc-pink::before { background: linear-gradient(90deg, #EC407A, #CE93D8); }
.topic-card.tc-pink .topic-tag { background: rgba(236,64,122,0.1); color: #EC407A; }

.topic-card.tc-purple::before { background: linear-gradient(90deg, #9C8FBF, #B39DDB); }
.topic-card.tc-purple .topic-tag { background: rgba(156,143,191,0.1); color: #9C8FBF; }

.topic-card.tc-violet::before { background: linear-gradient(90deg, #AB47BC, #CE93D8); }
.topic-card.tc-violet .topic-tag { background: rgba(171,71,188,0.1); color: #AB47BC; }

.topic-card.tc-teal::before { background: linear-gradient(90deg, #009688, #4DB6AC); }
.topic-card.tc-teal .topic-tag { background: rgba(0,150,136,0.1); color: #009688; }

/* ============================================
   COUNTDOWN / KEY DATES
   ============================================ */
.countdown-section {
  padding: 100px 0;
  background: linear-gradient(135deg, var(--navy-dark) 0%, var(--navy) 100%);
  position: relative;
  overflow: hidden;
}

.countdown-section::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -20%;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0, 172, 193, 0.1) 0%, transparent 70%);
}

.countdown-header {
  text-align: center;
  margin-bottom: 60px;
  position: relative;
  z-index: 2;
}

.countdown-header h2 {
  color: var(--white);
  margin-bottom: 16px;
}

.countdown-header p {
  color: rgba(255,255,255,0.6);
  margin: 0 auto;
}

.countdown-boxes {
  display: flex;
  justify-content: center;
  gap: 24px;
  margin-bottom: 64px;
  position: relative;
  z-index: 2;
}

.countdown-box {
  text-align: center;
  padding: 28px 20px;
  min-width: 120px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-md);
  backdrop-filter: blur(10px);
}

.countdown-number {
  font-size: 2.8rem;
  font-weight: 800;
  color: var(--white);
  line-height: 1;
  margin-bottom: 8px;
}

.countdown-label {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.5);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 500;
}

/* ============================================
   TIMELINE
   ============================================ */
.timeline {
  position: relative;
  max-width: 700px;
  margin: 0 auto;
  z-index: 2;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 24px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: rgba(255,255,255,0.1);
}

.timeline-item {
  display: flex;
  gap: 24px;
  margin-bottom: 32px;
  align-items: flex-start;
}

.timeline-dot {
  flex-shrink: 0;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  position: relative;
  z-index: 2;
}

.timeline-dot.td-cyan { background: rgba(0, 172, 193, 0.2); color: var(--cyan); }
.timeline-dot.td-green { background: rgba(124, 179, 66, 0.2); color: var(--green); }
.timeline-dot.td-orange { background: rgba(255, 152, 0, 0.2); color: var(--orange); }

.timeline-content {
  padding-top: 12px;
}

.timeline-date {
  font-size: 0.85rem;
  color: var(--cyan-light);
  font-weight: 600;
  margin-bottom: 4px;
}

.timeline-title {
  font-size: 1.05rem;
  color: var(--white);
  font-weight: 600;
}

/* ============================================
   CTA SECTION
   ============================================ */
.cta-section {
  padding: 100px 0;
  background: var(--white);
  text-align: center;
}

.cta-content {
  max-width: 640px;
  margin: 0 auto;
}

.cta-content h2 {
  margin-bottom: 16px;
}

.cta-content p {
  margin: 0 auto 36px;
  font-size: 1.1rem;
}

.cta-buttons {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
  background: var(--navy-dark);
  padding: 64px 0 32px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}

.footer-brand p {
  color: rgba(255,255,255,0.5);
  font-size: 0.9rem;
  margin-top: 16px;
  max-width: 320px;
}

.footer-brand img {
  height: 40px;
}

.footer-col h4 {
  color: var(--white);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 20px;
}

.footer-col a {
  display: block;
  color: rgba(255,255,255,0.5);
  font-size: 0.9rem;
  padding: 4px 0;
  transition: var(--transition);
}

.footer-col a:hover {
  color: var(--cyan-light);
  transform: translateX(4px);
}

.footer-bottom {
  padding-top: 32px;
  border-top: 1px solid rgba(255,255,255,0.08);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}

.footer-bottom p {
  color: rgba(255,255,255,0.35);
  font-size: 0.82rem;
}

.footer-dev {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: rgba(255,255,255,0.4);
  font-size: 0.82rem;
  text-decoration: none;
  transition: opacity 0.2s ease;
}

.footer-dev:hover {
  opacity: 0.8;
}

.footer-dev img {
  height: 22px;
  width: auto;
  display: block;
}

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

.footer-social a {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(255,255,255,0.06);
  color: rgba(255,255,255,0.5);
  font-size: 0.85rem;
  transition: var(--transition);
}

.footer-social a:hover {
  background: var(--cyan);
  color: var(--white);
  transform: translateY(-2px);
}

/* ============================================
   PAGE HERO (sub-pages)
   ============================================ */
.page-hero {
  padding: 160px 0 80px;
  background: linear-gradient(135deg, var(--navy-dark) 0%, var(--navy) 100%);
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  top: -40%;
  right: -10%;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0, 172, 193, 0.1) 0%, transparent 70%);
}

.page-hero .badge {
  margin-bottom: 20px;
}

.page-hero h1 {
  color: var(--white);
  font-size: clamp(2rem, 4vw, 3rem);
  margin-bottom: 16px;
  position: relative;
  z-index: 2;
}

.page-hero p {
  color: rgba(255,255,255,0.6);
  font-size: 1.1rem;
  max-width: 600px;
  position: relative;
  z-index: 2;
}

.page-hero .breadcrumb {
  position: relative;
  z-index: 2;
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 24px;
  font-size: 0.85rem;
}

.breadcrumb a {
  color: rgba(255,255,255,0.5);
}

.breadcrumb a:hover {
  color: var(--cyan-light);
}

.breadcrumb span {
  color: rgba(255,255,255,0.3);
}

.breadcrumb .current {
  color: var(--cyan-light);
}

/* ============================================
   CONTENT CARDS
   ============================================ */
.content-section {
  padding: 80px 0;
}

.content-card {
  background: var(--white);
  border: 1px solid var(--gray-100);
  border-radius: var(--radius-lg);
  padding: 40px;
  margin-bottom: 24px;
  transition: var(--transition);
}

.content-card:hover {
  box-shadow: var(--shadow-md);
}

.content-card h3 {
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.content-card h3 i {
  color: var(--cyan);
  font-size: 1.1rem;
}

.content-card p {
  margin-bottom: 12px;
}

.content-card ul {
  list-style: none;
  padding: 0;
}

.content-card ul li {
  padding: 8px 0;
  padding-left: 28px;
  position: relative;
  color: var(--gray-600);
  font-size: 0.95rem;
}

.content-card ul li::before {
  content: '\f00c';
  font-family: 'Font Awesome 6 Free';
  font-weight: 900;
  position: absolute;
  left: 0;
  color: var(--green);
  font-size: 0.8rem;
}

/* ============================================
   PRICING CARDS
   ============================================ */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 32px;
  margin-top: 48px;
}

.pricing-card {
  background: var(--white);
  border: 1px solid var(--gray-100);
  border-radius: var(--radius-lg);
  padding: 40px;
  text-align: center;
  transition: var(--transition);
  position: relative;
}

.pricing-card.featured {
  border-color: var(--cyan);
  box-shadow: var(--shadow-lg);
}

.pricing-card.featured::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--cyan), var(--green));
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

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

.pricing-label {
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--gray-400);
  margin-bottom: 8px;
}

.pricing-amount {
  font-size: 3rem;
  font-weight: 800;
  color: var(--navy);
  line-height: 1.1;
  margin-bottom: 4px;
}

.pricing-amount small {
  font-size: 1rem;
  font-weight: 500;
  color: var(--gray-400);
}

.pricing-desc {
  font-size: 0.9rem;
  color: var(--gray-400);
  margin-bottom: 28px;
}

.pricing-features {
  text-align: left;
  margin-bottom: 32px;
}

.pricing-features li {
  padding: 10px 0;
  padding-left: 28px;
  position: relative;
  color: var(--gray-600);
  font-size: 0.92rem;
  border-bottom: 1px solid var(--gray-50);
}

.pricing-features li:last-child {
  border-bottom: none;
}

.pricing-features li::before {
  content: '\f00c';
  font-family: 'Font Awesome 6 Free';
  font-weight: 900;
  position: absolute;
  left: 0;
  color: var(--green);
  font-size: 0.8rem;
}

/* ============================================
   PROGRAM / SCHEDULE
   ============================================ */
.schedule-tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}

.schedule-tab {
  padding: 12px 24px;
  border-radius: 50px;
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  border: 2px solid var(--gray-200);
  background: var(--white);
  color: var(--gray-600);
  transition: var(--transition);
}

.schedule-tab:hover {
  border-color: var(--cyan);
  color: var(--cyan);
}

.schedule-tab.active {
  background: var(--navy);
  color: var(--white);
  border-color: var(--navy);
}

.schedule-event {
  display: flex;
  gap: 24px;
  padding: 24px;
  border-radius: var(--radius-md);
  border: 1px solid var(--gray-100);
  margin-bottom: 16px;
  transition: var(--transition);
  align-items: flex-start;
}

.schedule-event:hover {
  box-shadow: var(--shadow-sm);
  border-color: var(--gray-200);
}

.schedule-time {
  flex-shrink: 0;
  min-width: 100px;
  font-weight: 700;
  color: var(--navy);
  font-size: 0.95rem;
  padding-top: 2px;
}

.schedule-info h4 {
  margin-bottom: 4px;
  color: var(--navy);
}

.schedule-info p {
  font-size: 0.88rem;
  color: var(--gray-400);
}

.schedule-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 10px;
  border-radius: 50px;
  font-size: 0.72rem;
  font-weight: 600;
  margin-top: 8px;
}

/* ============================================
   ACCOMMODATION
   ============================================ */
.hotel-card {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
  padding: 48px;
  background: var(--white);
  border: 1px solid var(--gray-100);
  border-radius: var(--radius-xl);
  margin-bottom: 32px;
}

.hotel-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  height: 350px;
  background: linear-gradient(135deg, var(--navy) 0%, var(--cyan) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
}

.hotel-image i {
  font-size: 4rem;
  color: rgba(255,255,255,0.3);
}

.hotel-info h3 {
  font-size: 1.6rem;
  margin-bottom: 8px;
}

.hotel-location {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--gray-400);
  margin-bottom: 20px;
  font-size: 0.95rem;
}

.hotel-location i {
  color: var(--cyan);
}

.hotel-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: 24px;
}

.hotel-feature {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
  color: var(--gray-600);
}

.hotel-feature i {
  color: var(--cyan);
  width: 20px;
  text-align: center;
}

/* ============================================
   ORGANIZER
   ============================================ */
.org-logos {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 48px;
  padding: 48px;
  background: var(--gray-50);
  border-radius: var(--radius-xl);
  margin-bottom: 48px;
}

.org-logos img {
  height: 60px;
  width: auto;
  opacity: 0.85;
  transition: var(--transition);
}

.org-logos img:hover {
  opacity: 1;
  transform: scale(1.05);
}

.org-info {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}

.org-card {
  padding: 36px;
  background: var(--white);
  border: 1px solid var(--gray-100);
  border-radius: var(--radius-lg);
  transition: var(--transition);
}

.org-card:hover {
  box-shadow: var(--shadow-md);
}

.org-card i.card-icon {
  font-size: 1.8rem;
  color: var(--cyan);
  margin-bottom: 16px;
  display: block;
}

.org-card h3 {
  margin-bottom: 12px;
}

.org-card p {
  font-size: 0.92rem;
}

.org-card a.link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--cyan);
  font-weight: 600;
  font-size: 0.9rem;
  margin-top: 12px;
}

.org-card a.link:hover {
  gap: 10px;
}

/* ============================================
   NOTICE / INFO BOX
   ============================================ */
.info-box {
  padding: 24px 28px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin: 24px 0;
}

.info-box i {
  font-size: 1.2rem;
  flex-shrink: 0;
  margin-top: 2px;
}

.info-box p {
  font-size: 0.92rem;
  margin: 0;
}

.info-box-cyan {
  background: rgba(0, 172, 193, 0.06);
  border-left: 4px solid var(--cyan);
}

.info-box-cyan i { color: var(--cyan); }

.info-box-orange {
  background: rgba(255, 152, 0, 0.06);
  border-left: 4px solid var(--orange);
}

.info-box-orange i { color: var(--orange); }

.info-box-green {
  background: rgba(124, 179, 66, 0.06);
  border-left: 4px solid var(--green);
}

.info-box-green i { color: var(--green); }

/* ============================================
   STEPS PROCESS
   ============================================ */
.steps-process {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 32px;
  margin: 48px 0;
}

.step-item {
  text-align: center;
  position: relative;
}

.step-number {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--cyan), var(--green));
  color: var(--white);
  font-size: 1.3rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
}

.step-item h4 {
  margin-bottom: 8px;
}

.step-item p {
  font-size: 0.88rem;
  margin: 0 auto;
}

/* ============================================
   LOCATION MAP SECTION
   ============================================ */
.location-section {
  background: var(--gray-50);
  padding: 80px 0;
}

.location-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

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

.location-info p {
  margin-bottom: 16px;
}

.location-map {
  border-radius: var(--radius-lg);
  overflow: hidden;
  height: 400px;
  background: var(--gray-200);
}

.location-map iframe {
  width: 100%;
  height: 100%;
  border: none;
}

/* ============================================
   ANIMATIONS (Scroll reveal)
   ============================================ */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-left {
  opacity: 0;
  transform: translateX(-40px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

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

.reveal-right {
  opacity: 0;
  transform: translateX(40px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

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

/* Staggered delay for grid items */
.stagger-1 { transition-delay: 0.1s; }
.stagger-2 { transition-delay: 0.2s; }
.stagger-3 { transition-delay: 0.3s; }
.stagger-4 { transition-delay: 0.4s; }
.stagger-5 { transition-delay: 0.5s; }
.stagger-6 { transition-delay: 0.6s; }
.stagger-7 { transition-delay: 0.7s; }
.stagger-8 { transition-delay: 0.8s; }

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
  .topics-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

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

  .org-info {
    grid-template-columns: 1fr;
  }

  .hero-shapes {
    display: none;
  }

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

@media (max-width: 768px) {
  /* Task 1: Hide video on mobile */
  .hero-video-bg {
    display: none;
  }

  .hero-video-overlay {
    display: none;
  }

  /* Hero date - single line on mobile */
  .hero-date {
    font-size: 0.85rem;
    justify-content: center;
    flex-wrap: wrap;
  }

  /* Task 8: Fix double X - hide nav-toggle when menu open */
  .nav-links.open ~ .nav-toggle {
    display: none;
  }

  /* Task 10: Fix mobile dropdown */
  .nav-dropdown-menu {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    background: transparent;
    border: none;
    box-shadow: none;
    padding: 0;
    min-width: auto;
    display: none;
  }

  .nav-dropdown.open .nav-dropdown-menu {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    padding-top: 4px;
  }

  .nav-dropdown-menu a {
    font-size: 0.95rem !important;
    padding: 8px 16px !important;
    color: rgba(255,255,255,0.6);
  }

  .nav-dropdown > a .fa-chevron-down {
    transition: transform 0.3s ease;
  }

  .nav-dropdown.open > a .fa-chevron-down {
    transform: rotate(180deg);
  }

  /* Task 9: Committee list - institution on new line */
  .committee-list li strong {
    display: block;
  }

  .committee-affiliation {
    display: block;
    font-size: 0.85rem;
    color: var(--gray-400);
  }

  .nav-links {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    height: 100dvh;
    background: var(--navy-dark);
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    padding-top: 80px;
    padding-bottom: 40px;
    gap: 8px;
    z-index: 9999;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
  }

  .nav-links.open {
    display: flex;
  }

  .nav-close {
    z-index: 10000;
    position: fixed;
    top: 24px;
    right: 24px;
  }

  .nav-links a {
    font-size: 1.1rem;
    padding: 10px 24px;
  }

  .nav-cta {
    margin-left: 0;
    margin-top: 16px;
  }

  .nav-toggle {
    display: flex;
    z-index: 1001;
  }

  .hero-content {
    padding-top: 100px;
  }

  .hero h1 {
    font-size: 2.2rem;
  }

  .hero-stats {
    gap: 24px;
    flex-wrap: wrap;
  }

  .hero-stat-number {
    font-size: 1.8rem;
  }

  .hero-buttons {
    flex-direction: column;
  }

  .section {
    padding: 64px 0;
  }

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

  .countdown-boxes {
    flex-wrap: wrap;
    gap: 16px;
  }

  .countdown-box {
    min-width: 100px;
  }

  .gallery-slide {
    width: 300px;
    height: 200px;
  }

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

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }

  .org-logos {
    flex-direction: column;
    gap: 24px;
  }

  .steps-process {
    grid-template-columns: 1fr 1fr;
  }

  .hotel-features {
    grid-template-columns: 1fr;
  }

  .schedule-event {
    flex-direction: column;
    gap: 12px;
  }

  /* Hide section headers on mobile for smestaj */
  .hide-mobile {
    display: none !important;
  }

  /* Datumi: day + month on one line */
  .flex-between > div:last-child {
    display: flex;
    align-items: baseline;
    gap: 6px;
    text-align: right;
  }

  .flex-between > div:last-child > div:first-child {
    font-size: 1.5rem !important;
  }

  .flex-between > div:last-child > div:last-child {
    font-size: 0.75rem !important;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 16px;
  }

  h1 { font-size: 1.8rem; }
  h2 { font-size: 1.5rem; }

  .hero-stats {
    gap: 16px;
  }

  .countdown-boxes {
    gap: 8px;
  }

  .countdown-box {
    min-width: 75px;
    padding: 20px 12px;
  }

  .countdown-number {
    font-size: 2rem;
  }

  .content-card {
    padding: 24px;
  }

  .steps-process {
    grid-template-columns: 1fr;
  }
}

/* ============================================
   UTILITY CLASSES
   ============================================ */
.mt-0 { margin-top: 0; }
.mt-1 { margin-top: 8px; }
.mt-2 { margin-top: 16px; }
.mt-3 { margin-top: 24px; }
.mt-4 { margin-top: 32px; }
.mt-5 { margin-top: 48px; }
.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: 8px; }
.mb-2 { margin-bottom: 16px; }
.mb-3 { margin-bottom: 24px; }
.mb-4 { margin-bottom: 32px; }
.mb-5 { margin-bottom: 48px; }

.flex { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.gap-1 { gap: 8px; }
.gap-2 { gap: 16px; }
.gap-3 { gap: 24px; }

/* Partners / sponsors row */
.partners-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 48px;
  flex-wrap: wrap;
  padding: 32px 0;
}

.partners-row img {
  height: 48px;
  opacity: 0.6;
  filter: grayscale(100%);
  transition: var(--transition);
}

.partners-row img:hover {
  opacity: 1;
  filter: grayscale(0%);
}

/* Scroll to top button */
.scroll-top {
  position: fixed;
  bottom: 32px;
  right: 32px;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--navy);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  cursor: pointer;
  border: none;
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: var(--transition);
  box-shadow: var(--shadow-lg);
  z-index: 900;
}

.scroll-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.scroll-top:hover {
  background: var(--cyan);
  transform: translateY(-4px);
}

/* Mobile menu close button */
.nav-close {
  display: none;
  position: absolute;
  top: 24px;
  right: 24px;
  background: none;
  border: none;
  color: var(--white);
  font-size: 1.5rem;
  cursor: pointer;
}

.nav-links.open .nav-close {
  display: block;
}

/* ============================================
   TOPIC TAGS (tematske oblasti)
   ============================================ */
.topic-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 4px;
  width: 100%;
}

.topic-pill {
  flex: 1 1 auto;
  text-align: center;
  background: var(--gray-50);
  border: 1px solid var(--gray-100);
  border-radius: 20px;
  padding: 8px 18px;
  font-size: 0.9rem;
  color: var(--gray-700);
  transition: var(--transition);
  line-height: 1.4;
}

.topic-pill:hover {
  background: rgba(0, 172, 193, 0.08);
  border-color: var(--cyan);
  color: var(--navy);
}

/* ============================================
   PROCEEDINGS CARDS (zbornici radova)
   ============================================ */
.proceedings-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 32px;
}

.proceedings-card {
  display: block;
  background: var(--white);
  border: 1px solid var(--gray-100);
  border-radius: var(--radius-xl);
  overflow: hidden;
  transition: var(--transition);
  text-decoration: none;
  color: inherit;
}

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

.proceedings-cover {
  position: relative;
  aspect-ratio: 3 / 4;
  overflow: hidden;
  background: var(--gray-50);
}

.proceedings-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.proceedings-card:hover .proceedings-cover img {
  transform: scale(1.05);
}

.proceedings-overlay {
  position: absolute;
  inset: 0;
  background: rgba(13, 27, 76, 0.7);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.proceedings-card:hover .proceedings-overlay {
  opacity: 1;
}

.proceedings-overlay i {
  font-size: 2.5rem;
  color: var(--white);
}

.proceedings-overlay span {
  color: var(--white);
  font-weight: 600;
  font-size: 0.95rem;
}

.proceedings-info {
  padding: 24px;
}

.proceedings-year {
  display: inline-block;
  background: linear-gradient(135deg, var(--cyan), var(--green));
  color: var(--white);
  font-weight: 700;
  font-size: 0.85rem;
  padding: 4px 12px;
  border-radius: 20px;
  margin-bottom: 12px;
}

.proceedings-info h3 {
  font-size: 1.15rem;
  margin-bottom: 8px;
  color: var(--navy);
}

.proceedings-info > p {
  font-size: 0.9rem;
  color: var(--gray-500);
  margin-bottom: 16px;
}

.proceedings-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--gray-100);
}

.proceedings-meta span {
  font-size: 0.8rem;
  color: var(--gray-400);
}

.proceedings-meta i {
  margin-right: 4px;
  color: var(--cyan);
}

/* ============================================
   LANGUAGE SWITCHER
   ============================================ */
.lang-switch {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-left: 8px;
  padding-left: 16px;
  border-left: 1px solid rgba(255,255,255,0.2);
}

.lang-switch a {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  padding: 4px 8px;
  border-radius: 4px;
  color: rgba(255,255,255,0.5);
  text-decoration: none;
  transition: var(--transition);
}

.lang-switch a:hover {
  color: var(--white);
}

.lang-switch a.active {
  background: rgba(255,255,255,0.15);
  color: var(--white);
}

@media (max-width: 1024px) {
  .lang-switch {
    border-left: none;
    padding-left: 0;
    margin-left: 0;
    margin-top: 16px;
    padding-top: 16px;
    border-top: 1px solid rgba(255,255,255,0.1);
  }
}

/* ============================================
   SPEAKER CARDS (plenarna predavanja)
   ============================================ */
.speaker-card {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 32px;
  align-items: start;
  padding: 40px;
  background: var(--white);
  border: 1px solid var(--gray-100);
  border-radius: var(--radius-xl);
  margin-bottom: 24px;
  transition: var(--transition);
}

.speaker-card:hover {
  box-shadow: var(--shadow-md);
}

.speaker-photo {
  width: 200px;
  height: 200px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 3px solid var(--gray-100);
}

.speaker-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.speaker-info h3 {
  margin-bottom: 4px;
  color: var(--navy);
}

.speaker-affiliation {
  color: var(--cyan);
  font-size: 0.9rem;
  font-weight: 500;
  margin-bottom: 16px;
}

.speaker-affiliation i {
  margin-right: 4px;
}

.speaker-info h4 {
  color: var(--navy-dark);
  font-size: 1.1rem;
  margin-bottom: 12px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--orange);
  display: inline-block;
}

.speaker-info p:last-child {
  color: var(--gray-600);
  line-height: 1.7;
  text-align: justify;
  margin: 0;
}

@media (max-width: 768px) {
  .speaker-card {
    grid-template-columns: 1fr;
    text-align: center;
    padding: 24px;
  }

  .speaker-photo {
    width: 160px;
    height: 160px;
    margin: 0 auto;
  }

  .speaker-info h4 {
    display: block;
  }

  .speaker-info p:last-child {
    text-align: left;
  }
}

/* ============================================
   COMMITTEE LIST
   ============================================ */
.committee-list ul {
  list-style: none;
  padding: 0;
  margin: 0;
  columns: 1;
}

.committee-list li {
  padding: 8px 0;
  border-bottom: 1px solid var(--gray-100);
  font-size: 0.95rem;
  color: var(--gray-600);
  break-inside: avoid;
}

.committee-list li:last-child {
  border-bottom: none;
}

.committee-affiliation {
  color: var(--gray-500);
}

.committee-affiliation::before {
  content: ', ';
}

@media (max-width: 768px) {
  .committee-affiliation::before {
    content: '';
  }
}

.committee-list li strong {
  color: var(--gray-800);
}

.committee-list-two-col ul {
  columns: 2;
  column-gap: 40px;
}

@media (max-width: 768px) {
  .committee-list-two-col ul {
    columns: 1;
  }
}

/* ============================================
   HOTEL IMAGE SLIDER
   ============================================ */
.hotel-slider-inline {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  min-height: 250px;
}

.hotel-slider-track {
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 3;
}

.hotel-slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  transition: opacity 0.6s ease;
}

.hotel-slide.active {
  opacity: 1;
}

.hotel-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hotel-slider-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(13, 27, 76, 0.7);
  color: var(--white);
  border: none;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  font-size: 1rem;
  cursor: pointer;
  transition: var(--transition);
  z-index: 2;
}

.hotel-slider-btn:hover {
  background: var(--cyan);
}

.hotel-slider-prev {
  left: 16px;
}

.hotel-slider-next {
  right: 16px;
}

.hotel-slider-dots {
  position: absolute;
  bottom: 16px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 8px;
  z-index: 2;
}

.hotel-slider-dots .dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(255,255,255,0.5);
  cursor: pointer;
  transition: var(--transition);
}

.hotel-slider-dots .dot.active {
  background: var(--cyan);
  transform: scale(1.2);
}