/* ========================================
   SPEAK INDIA 2026 - Main Stylesheet
   ========================================
   1. CSS Custom Properties
   2. CSS Reset
   3. Base Styles
   4. Utility Classes
   5. Layout
   6. Buttons
   7. Navigation
   8. Hero Section
   9. About Section
   10. Highlights Section
   11. Participate Section
   12. Timeline Section
   13. Speakers Section
   14. Venue Section
   15. FAQ Section
   16. Footer
   17. Media Queries
   ======================================== */


/* ========================================
   1. CSS CUSTOM PROPERTIES
   ======================================== */

:root {
  /* Brand Colors */
  --color-navy: #002235;
  --color-blue: #0248C2;
  --color-blue-hover: #013A9E;
  --color-maroon: #742330;
  --color-white: #FFFFFF;
  --color-gold: #D4A843;
  --color-teal: #1A8A8A;

  /* Extended Palette */
  --color-light-gray: #F7F8FA;
  --color-medium-gray: #E8ECF1;
  --color-dark-gray: #4A5568;
  --color-body-text: #2D3748;
  --color-blue-light: #EBF2FF;
  --color-maroon-light: #F5E6E8;

  /* Typography */
  --font-heading: 'Montserrat', sans-serif;
  --font-body: 'Inter', sans-serif;

  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2rem;
  --space-xl: 3rem;
  --space-2xl: 4rem;
  --space-3xl: 6rem;

  /* Border Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0, 34, 53, 0.08);
  --shadow-md: 0 4px 12px rgba(0, 34, 53, 0.10);
  --shadow-lg: 0 8px 30px rgba(0, 34, 53, 0.12);
  --shadow-xl: 0 16px 50px rgba(0, 34, 53, 0.15);

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 300ms ease;
  --transition-slow: 500ms ease;

  /* Layout */
  --max-width: 1200px;
  --nav-height: 72px;
}


/* ========================================
   2. CSS RESET
   ======================================== */

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--nav-height);
  /* Firefox scrollbar */
  scrollbar-width: thin;
  scrollbar-color: var(--color-blue) var(--color-light-gray);
}

/* WebKit scrollbar (Chrome, Safari, Edge) */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--color-light-gray);
}

::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, var(--color-blue), var(--color-navy));
  border-radius: var(--radius-full);
  border: 2px solid var(--color-light-gray);
}

::-webkit-scrollbar-thumb:hover {
  background: linear-gradient(180deg, var(--color-blue-hover), var(--color-blue));
}

/* Mobile: hide scrollbar for cleaner look (content still scrollable) */
@media (max-width: 767px) {
  ::-webkit-scrollbar {
    width: 4px;
  }
  ::-webkit-scrollbar-thumb {
    border: 0;
  }
}

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.7;
  color: var(--color-body-text);
  background-color: var(--color-white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

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

ul {
  list-style: none;
}

button {
  border: none;
  background: none;
  cursor: pointer;
  font-family: inherit;
}

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

p {
  margin-bottom: 1rem;
}

p:last-child {
  margin-bottom: 0;
}


/* ========================================
   3. BASE STYLES
   ======================================== */

h1 { font-size: 2.5rem; font-weight: 900; }
h2 { font-size: 2rem; font-weight: 700; }
h3 { font-size: 1.5rem; font-weight: 700; }
h4 { font-size: 1.125rem; font-weight: 600; }

::selection {
  background: var(--color-blue);
  color: var(--color-white);
}


/* ========================================
   4. UTILITY CLASSES
   ======================================== */

.text-gold {
  color: var(--color-gold);
}

.skip-link {
  position: absolute;
  top: -100%;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-blue);
  color: var(--color-white);
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-md);
  z-index: 1000;
  font-weight: 600;
  transition: top var(--transition-fast);
}

.skip-link:focus {
  top: var(--space-sm);
}


/* ========================================
   5. LAYOUT
   ======================================== */

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.25rem;
}

.section {
  padding: var(--space-3xl) 0;
}

.section--white {
  background: var(--color-white);
}

.section--gray {
  background: var(--color-light-gray);
}

.section--dark {
  background: var(--color-navy);
}

.section--blue-light {
  background-color: var(--color-blue-light);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='40' viewBox='0 0 200 40'%3E%3Cpath d='M0 20 Q25 5 50 20 T100 20 T150 20 T200 20' fill='none' stroke='%230248C2' stroke-width='0.5' opacity='0.06'/%3E%3C/svg%3E");
  background-repeat: repeat;
  background-size: 200px 40px;
}

.section__label {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-blue);
  margin-bottom: var(--space-sm);
  position: relative;
  padding-left: 3rem;
}

.section__label::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 2rem;
  height: 2px;
  background: var(--color-blue);
}

.section__label--center {
  display: block;
  text-align: center;
  padding-left: 0;
}

.section__label--center::before {
  display: none;
}

.section__label--light {
  color: var(--color-gold);
}

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

.section__title--center {
  text-align: center;
}

.section__title--light {
  color: var(--color-white);
}

.section__subtitle {
  text-align: center;
  max-width: 640px;
  margin: 0 auto var(--space-2xl);
  color: var(--color-dark-gray);
  font-size: 1.1rem;
}


/* ========================================
   6. BUTTONS
   ======================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 600;
  padding: 0.75rem 1.75rem;
  border-radius: var(--radius-full);
  transition: all var(--transition-base);
  cursor: pointer;
  white-space: nowrap;
}

.btn--primary {
  background: var(--color-blue);
  color: var(--color-white);
  box-shadow: 0 4px 15px rgba(2, 72, 194, 0.3);
}

.btn--primary:hover {
  background: var(--color-blue-hover);
  box-shadow: 0 6px 20px rgba(2, 72, 194, 0.4);
  transform: translateY(-2px);
}

.btn--outline {
  background: transparent;
  color: var(--color-white);
  border: 2px solid rgba(255, 255, 255, 0.6);
}

.btn--outline:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--color-white);
}

.btn--lg {
  padding: 1rem 2.25rem;
  font-size: 1.05rem;
}


/* ========================================
   7. NAVIGATION
   ======================================== */

.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--nav-height);
  z-index: 100;
  transition: all var(--transition-base);
  background: transparent;
}

.navbar.scrolled {
  background: rgba(255, 255, 255, 0.97);
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow-sm);
}

.navbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.navbar__logo {
  z-index: 101;
}

.navbar__logo-text {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--color-white);
  white-space: nowrap;
  transition: color var(--transition-base);
}

.navbar.scrolled .navbar__logo-text {
  color: var(--color-navy);
}

/* When mobile menu is open, darken logo + toggle for readability */
.navbar.menu-open .navbar__logo-text {
  color: var(--color-navy);
}

.navbar.menu-open .navbar__toggle span {
  background: var(--color-navy);
}

.navbar.menu-open {
  background: rgba(255, 255, 255, 0.97);
  backdrop-filter: blur(10px);
}

.navbar__toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 30px;
  height: 30px;
  z-index: 101;
}

.navbar__toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--color-white);
  border-radius: 2px;
  transition: all var(--transition-base);
}

.navbar.scrolled .navbar__toggle span {
  background: var(--color-navy);
}

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

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

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

.navbar__menu {
  position: fixed;
  top: 0;
  right: -100%;
  width: 80%;
  max-width: 320px;
  height: 100vh;
  background: var(--color-white);
  padding: calc(var(--nav-height) + var(--space-lg)) var(--space-lg) var(--space-lg);
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  transition: right var(--transition-base);
  box-shadow: -4px 0 20px rgba(0, 0, 0, 0.1);
  z-index: 100;
}

.navbar__menu.active {
  right: 0;
}

.navbar__link {
  display: block;
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-navy);
  padding: 0.75rem 0;
  position: relative;
  transition: color var(--transition-fast);
}

.navbar__link:hover,
.navbar__link.active {
  color: var(--color-blue);
}

.navbar__cta {
  display: none;
}

/* Overlay for mobile menu */
.nav-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.4);
  z-index: 99;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
}

.nav-overlay.active {
  opacity: 1;
  visibility: visible;
}


/* ========================================
   8. HERO SECTION
   ======================================== */

.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: url('https://images.unsplash.com/photo-1540575467063-178a50c2df87?w=1920&q=80') center/cover no-repeat;
  overflow: hidden;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 30% 20%, rgba(2, 72, 194, 0.25) 0%, transparent 50%),
    radial-gradient(ellipse at 70% 80%, rgba(116, 35, 48, 0.15) 0%, transparent 50%),
    linear-gradient(
      160deg,
      rgba(0, 10, 25, 0.92) 0%,
      rgba(0, 34, 53, 0.82) 30%,
      rgba(0, 20, 45, 0.78) 55%,
      rgba(0, 15, 35, 0.88) 100%
    );
  z-index: 1;
}

.hero__content {
  position: relative;
  z-index: 3;
  text-align: center;
  padding: calc(var(--nav-height) + var(--space-3xl)) var(--space-md) var(--space-2xl);
}

.hero__label {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: var(--space-lg);
  padding: 0.4rem 1.25rem;
  border: 1px solid rgba(212, 168, 67, 0.35);
  border-radius: 100px;
  background: rgba(212, 168, 67, 0.08);
}

.hero__title {
  font-size: 3rem;
  font-weight: 900;
  color: var(--color-white);
  letter-spacing: 0.04em;
  margin-bottom: var(--space-sm);
  line-height: 1.1;
}

.hero__subtitle {
  font-size: 1.15rem;
  color: rgba(255, 255, 255, 0.8);
  font-style: italic;
  font-weight: 400;
  letter-spacing: 0.03em;
  margin-bottom: var(--space-sm);
}

.hero__info {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-xl);
}

.hero__info-item {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  color: rgba(255, 255, 255, 0.9);
  font-size: 0.9rem;
  font-weight: 500;
  padding: 0.5rem 1rem;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 100px;
  backdrop-filter: blur(6px);
}

.hero__info-item svg {
  flex-shrink: 0;
  color: var(--color-gold);
}

/* Countdown */
.countdown {
  display: flex;
  justify-content: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-xl);
}

.countdown__item {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-lg);
  padding: 1rem 1.25rem;
  min-width: 70px;
  text-align: center;
}

.countdown__number {
  display: block;
  font-family: var(--font-heading);
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--color-gold);
  line-height: 1;
}

.countdown__label {
  display: block;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.7);
  margin-top: 0.35rem;
}

.hero__actions {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
}

.hero__scroll-indicator {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  color: rgba(255, 255, 255, 0.5);
  animation: bounce 2s infinite;
  z-index: 3;
}

/* --- Spotlights (falling from top like stage lights) --- */
.hero__spotlights {
  position: absolute;
  inset: 0;
  z-index: 2;
  overflow: hidden;
  pointer-events: none;
}

.hero__spotlight {
  position: absolute;
  top: 0;
  width: 0;
  height: 0;
  border-style: solid;
  border-color: transparent;
  transform-origin: top center;
  filter: blur(30px);
}

/* Left spotlight - beams from top-left corner downward */
.hero__spotlight--left {
  left: 15%;
  border-width: 100vh 120px 0 0;
  border-top-color: rgba(212, 168, 67, 0.06);
  --spot-start: -5deg;
  --spot-end: 2deg;
  --spot-opacity: 0.8;
}

/* Center spotlight - wide beam from top-center */
.hero__spotlight--center {
  left: 50%;
  transform: translateX(-50%);
  border-width: 100vh 180px 0 180px;
  border-top-color: rgba(255, 255, 255, 0.04);
  --spot-opacity: 0.9;
}

/* Right spotlight - beams from top-right corner downward */
.hero__spotlight--right {
  right: 15%;
  border-width: 100vh 0 0 120px;
  border-top-color: rgba(212, 168, 67, 0.06);
  --spot-start: 5deg;
  --spot-end: -2deg;
  --spot-opacity: 0.8;
}

/* --- Floating Particles --- */
.hero__particles {
  position: absolute;
  inset: 0;
  z-index: 2;
  pointer-events: none;
  overflow: hidden;
}

.hero__particle {
  position: absolute;
  border-radius: 50%;
  background: var(--color-gold);
  animation: particleFloat 8s linear infinite;
}

.hero__particle--1  { left: 5%;  bottom: -5%; width: 3px; height: 3px; animation-delay: 0s;    animation-duration: 7s; }
.hero__particle--2  { left: 12%; bottom: -5%; width: 5px; height: 5px; animation-delay: 0.8s;  animation-duration: 9s;   background: rgba(255,255,255,0.7); }
.hero__particle--3  { left: 20%; bottom: -5%; width: 3px; height: 3px; animation-delay: 2.1s;  animation-duration: 8s; }
.hero__particle--4  { left: 28%; bottom: -5%; width: 4px; height: 4px; animation-delay: 1.3s;  animation-duration: 10s;  background: rgba(255,255,255,0.5); }
.hero__particle--5  { left: 35%; bottom: -5%; width: 2px; height: 2px; animation-delay: 3.5s;  animation-duration: 7.5s; }
.hero__particle--6  { left: 42%; bottom: -5%; width: 5px; height: 5px; animation-delay: 0.5s;  animation-duration: 9.5s; }
.hero__particle--7  { left: 48%; bottom: -5%; width: 3px; height: 3px; animation-delay: 4.2s;  animation-duration: 8s;   background: rgba(255,255,255,0.6); }
.hero__particle--8  { left: 53%; bottom: -5%; width: 4px; height: 4px; animation-delay: 1.8s;  animation-duration: 11s; }
.hero__particle--9  { left: 60%; bottom: -5%; width: 2px; height: 2px; animation-delay: 2.6s;  animation-duration: 7s;   background: rgba(255,255,255,0.5); }
.hero__particle--10 { left: 67%; bottom: -5%; width: 6px; height: 6px; animation-delay: 0.2s;  animation-duration: 10s; }
.hero__particle--11 { left: 73%; bottom: -5%; width: 3px; height: 3px; animation-delay: 3.8s;  animation-duration: 8.5s; }
.hero__particle--12 { left: 78%; bottom: -5%; width: 4px; height: 4px; animation-delay: 1.1s;  animation-duration: 9s;   background: rgba(255,255,255,0.7); }
.hero__particle--13 { left: 84%; bottom: -5%; width: 2px; height: 2px; animation-delay: 5s;    animation-duration: 7s; }
.hero__particle--14 { left: 90%; bottom: -5%; width: 5px; height: 5px; animation-delay: 2.3s;  animation-duration: 10s; }
.hero__particle--15 { left: 95%; bottom: -5%; width: 3px; height: 3px; animation-delay: 0.7s;  animation-duration: 8s;   background: rgba(255,255,255,0.5); }
.hero__particle--16 { left: 8%;  bottom: -5%; width: 4px; height: 4px; animation-delay: 4.5s;  animation-duration: 9s; }
.hero__particle--17 { left: 55%; bottom: -5%; width: 2px; height: 2px; animation-delay: 3s;    animation-duration: 7.5s; background: rgba(255,255,255,0.6); }
.hero__particle--18 { left: 38%; bottom: -5%; width: 3px; height: 3px; animation-delay: 1.5s;  animation-duration: 11s; }

/* --- Hero Decorative Divider --- */
.hero__divider-line {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin: 0 auto var(--space-md);
}

.hero__divider-line span:nth-child(1),
.hero__divider-line span:nth-child(3) {
  display: block;
  width: 40px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-gold));
}

.hero__divider-line span:nth-child(3) {
  background: linear-gradient(90deg, var(--color-gold), transparent);
}

.hero__divider-line span:nth-child(2) {
  display: block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-gold);
  box-shadow: 0 0 8px rgba(212, 168, 67, 0.5);
}

/* --- Hero Equalizer --- */
.hero__equalizer {
  display: flex;
  justify-content: center;
  align-items: flex-end;
  gap: 3px;
  height: 24px;
  margin: 0 auto var(--space-md);
}

.hero__eq-bar {
  display: block;
  width: 2px;
  height: 5px;
  background: var(--color-gold);
  border-radius: 2px;
  animation: eqBounce 1.2s ease-in-out infinite;
  opacity: 0.7;
}

.hero__eq-bar:nth-child(1)  { animation-delay: 0s;    --eq-max: 10px; }
.hero__eq-bar:nth-child(2)  { animation-delay: 0.1s;  --eq-max: 18px; }
.hero__eq-bar:nth-child(3)  { animation-delay: 0.15s; --eq-max: 24px; }
.hero__eq-bar:nth-child(4)  { animation-delay: 0.05s; --eq-max: 16px; }
.hero__eq-bar:nth-child(5)  { animation-delay: 0.2s;  --eq-max: 22px; }
.hero__eq-bar:nth-child(6)  { animation-delay: 0.12s; --eq-max: 24px; }
.hero__eq-bar:nth-child(7)  { animation-delay: 0s;    --eq-max: 20px; }
.hero__eq-bar:nth-child(8)  { animation-delay: 0.12s; --eq-max: 24px; }
.hero__eq-bar:nth-child(9)  { animation-delay: 0.2s;  --eq-max: 22px; }
.hero__eq-bar:nth-child(10) { animation-delay: 0.05s; --eq-max: 16px; }
.hero__eq-bar:nth-child(11) { animation-delay: 0.15s; --eq-max: 24px; }
.hero__eq-bar:nth-child(12) { animation-delay: 0.1s;  --eq-max: 18px; }
.hero__eq-bar:nth-child(13) { animation-delay: 0s;    --eq-max: 10px; }

/* --- Section Dividers (sound wave + mic icon) --- */
.section-divider {
  position: relative;
  height: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.section-divider__wave {
  position: absolute;
  width: 100%;
  height: 100%;
}

.section-divider__mic-icon {
  position: relative;
  z-index: 1;
  padding: 4px;
  border-radius: 50%;
  background: var(--color-white);
  opacity: 0.5;
}

.section--dark + .section-divider .section-divider__mic-icon {
  background: var(--color-light-gray);
}

/* --- Highlight Card Mic Accent --- */
.highlight-card__mic-accent {
  position: absolute;
  top: 14px;
  right: 14px;
  color: var(--color-navy);
  transform: rotate(15deg);
}

.highlight-card__mic-accent svg {
  opacity: 0.06;
  transition: opacity var(--transition-base);
}

/* --- Step Number Mic Icon --- */
.step__mic-icon {
  color: var(--color-navy);
  opacity: 0.5;
  width: 12px;
  height: 12px;
  flex-shrink: 0;
}

/* --- Timeline Marker Mic Icon --- */
.timeline__marker svg {
  width: 10px;
  height: 10px;
}

/* --- Section Title Mic Accent --- */
.section__title-mic {
  display: inline-block;
  vertical-align: middle;
  margin-right: 8px;
  opacity: 0.4;
}

/* --- Footer Logo Mic --- */
.footer__logo-mic {
  display: inline-block;
  vertical-align: middle;
  margin-right: 6px;
  opacity: 0.7;
}


/* ========================================
   9. ABOUT SECTION
   ======================================== */

.about__grid {
  display: grid;
  gap: var(--space-2xl);
  margin-bottom: var(--space-3xl);
}

.about__description {
  font-size: 1.05rem;
  color: var(--color-dark-gray);
  line-height: 1.8;
}

.about__image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  position: relative;
}

.about__image::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius-lg);
  border: 2px solid rgba(212, 168, 67, 0.3);
  pointer-events: none;
}

/* Stats */
.stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
}

.stats__item {
  text-align: center;
  padding: var(--space-lg);
  background: var(--color-light-gray);
  border-radius: var(--radius-lg);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

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

.stats__number {
  display: block;
  font-family: var(--font-heading);
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--color-blue);
  line-height: 1;
  margin-bottom: 0.5rem;
  transition: transform 0.3s ease;
}

.stats__item:hover .stats__number {
  transform: scale(1.1);
}

.stats__label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-dark-gray);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}


/* ========================================
   10. HIGHLIGHTS SECTION
   ======================================== */

.highlights__grid {
  display: grid;
  gap: var(--space-md);
}

.highlight-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  box-shadow: var(--shadow-sm);
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.4s ease;
  position: relative;
  overflow: hidden;
}

.highlight-card:hover {
  transform: translateY(-6px) perspective(800px) rotateX(2deg);
  box-shadow: var(--shadow-lg);
}

.highlight-card__icon {
  width: 60px;
  height: 60px;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-md);
}

.highlight-card__icon--blue {
  background: var(--color-blue-light);
  color: var(--color-blue);
}

.highlight-card__icon--maroon {
  background: var(--color-maroon-light);
  color: var(--color-maroon);
}

.highlight-card__icon--gold {
  background: #FDF5E6;
  color: var(--color-gold);
}

.highlight-card__icon--teal {
  background: #E6F5F5;
  color: var(--color-teal);
}

.highlight-card__title {
  font-size: 1.2rem;
  margin-bottom: 0.5rem;
}

.highlight-card__text {
  color: var(--color-dark-gray);
  font-size: 0.95rem;
  line-height: 1.7;
}


/* ========================================
   11. PARTICIPATE SECTION
   ======================================== */

.steps {
  max-width: 700px;
  margin: 0 auto var(--space-2xl);
  position: relative;
}

.step {
  display: flex;
  gap: var(--space-md);
  align-items: flex-start;
}

.step__number {
  flex-shrink: 0;
  width: 54px;
  height: 54px;
  border-radius: 50%;
  background: var(--color-gold);
  color: var(--color-navy);
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 800;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1px;
  box-shadow: 0 4px 12px rgba(212, 168, 67, 0.3);
}

.step__content {
  flex: 1;
  padding-bottom: var(--space-xs);
}

.step__title {
  font-size: 1.15rem;
  margin-bottom: 0.35rem;
}

.step__text {
  color: var(--color-dark-gray);
  font-size: 0.95rem;
}

.step__connector {
  width: 2px;
  height: 24px;
  background: var(--color-medium-gray);
  margin-left: 23px;
}

.participate__cta {
  text-align: center;
}

.participate__note {
  margin-top: var(--space-sm);
  color: var(--color-dark-gray);
  font-size: 0.9rem;
  font-weight: 500;
}


/* ========================================
   12. TIMELINE SECTION
   ======================================== */

.timeline {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
  padding-left: 32px;
}

.timeline__line {
  position: absolute;
  left: 10px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--color-gold), rgba(212, 168, 67, 0.3));
}

.timeline__item {
  position: relative;
  padding-bottom: var(--space-xl);
}

.timeline__item:last-child {
  padding-bottom: 0;
}

.timeline__marker {
  position: absolute;
  left: -30px;
  top: 6px;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--color-navy);
  border: 2px solid var(--color-gold);
  box-shadow: 0 0 0 4px rgba(212, 168, 67, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
}

.timeline__item.is-visible .timeline__marker {
  animation: markerPulse 2s ease-in-out infinite;
}

.timeline__card {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  padding: var(--space-md);
  backdrop-filter: blur(5px);
}

.timeline__date {
  font-family: var(--font-heading);
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--color-gold);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.timeline__title {
  font-size: 1.15rem;
  color: var(--color-white);
  margin: 0.35rem 0;
}

.timeline__text {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.9rem;
  line-height: 1.6;
}


/* ========================================
   13. SPEAKERS SECTION
   ======================================== */

.speakers__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}

.speaker-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.4s ease;
}

.speaker-card:hover {
  transform: translateY(-6px) perspective(800px) rotateY(2deg);
  box-shadow: var(--shadow-lg);
}

.speaker-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.speaker-card:hover .speaker-card__image img {
  transform: scale(1.05);
}

.speaker-card__image {
  width: 100%;
  aspect-ratio: 1;
  overflow: hidden;
  background: var(--color-medium-gray);
}

.speaker-card__image svg {
  width: 100%;
  height: 100%;
}

.speaker-card__info {
  padding: var(--space-md);
}

.speaker-card__name {
  font-size: 1.15rem;
  margin-bottom: 0.25rem;
}

.speaker-card__role {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-blue);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.5rem;
}

.speaker-card__bio {
  color: var(--color-dark-gray);
  font-size: 0.9rem;
  line-height: 1.6;
}

.speakers__note {
  text-align: center;
  color: var(--color-dark-gray);
  font-weight: 500;
  font-style: italic;
}


/* ========================================
   14. VENUE SECTION
   ======================================== */

.venue__grid {
  display: grid;
  gap: var(--space-2xl);
  margin-top: var(--space-2xl);
}

.venue__info {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.venue__detail {
  display: flex;
  gap: var(--space-sm);
  align-items: flex-start;
}

.venue__detail svg {
  flex-shrink: 0;
  color: var(--color-blue);
  margin-top: 2px;
}

.venue__detail h4 {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-navy);
  margin-bottom: 0.25rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.venue__detail p {
  color: var(--color-dark-gray);
  font-size: 0.95rem;
  line-height: 1.6;
}

.venue__map {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  min-height: 300px;
}

.venue__map iframe {
  display: block;
}


/* ========================================
   15. FAQ SECTION
   ======================================== */

.faq {
  max-width: 800px;
  margin: 0 auto;
}

.faq__item {
  border-bottom: 1px solid var(--color-medium-gray);
}

.faq__item:first-child {
  border-top: 1px solid var(--color-medium-gray);
}

.faq__question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-md) 0;
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-navy);
  text-align: left;
  gap: var(--space-sm);
  transition: color var(--transition-fast);
}

.faq__question:hover {
  color: var(--color-blue);
}

.faq__icon {
  flex-shrink: 0;
  transition: transform var(--transition-base);
  color: var(--color-blue);
}

.faq__item.active .faq__icon {
  transform: rotate(180deg);
}

.faq__answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-base), padding var(--transition-base);
}

.faq__item.active .faq__answer {
  max-height: 300px;
  padding-bottom: var(--space-md);
}

.faq__answer p {
  color: var(--color-dark-gray);
  font-size: 0.95rem;
  line-height: 1.7;
}


/* ========================================
   16. FOOTER
   ======================================== */

.footer {
  background: var(--color-navy);
  padding: var(--space-3xl) 0 var(--space-lg);
  color: rgba(255, 255, 255, 0.7);
}

.footer__grid {
  display: grid;
  gap: var(--space-2xl);
  margin-bottom: var(--space-2xl);
}

.footer__logo {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-white);
  margin-bottom: var(--space-sm);
}

.footer__tagline {
  font-size: 0.9rem;
  line-height: 1.6;
  margin-bottom: var(--space-md);
}

.footer__badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.footer__badge {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.35rem 0.75rem;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-full);
  color: rgba(255, 255, 255, 0.8);
}

.footer__heading {
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-white);
  margin-bottom: var(--space-md);
}

.footer__links ul {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.footer__links a {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.7);
  transition: color var(--transition-fast);
}

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

.footer__social {
  display: flex;
  gap: 0.75rem;
  margin-bottom: var(--space-md);
}

.footer__social-link {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255, 255, 255, 0.7);
  transition: all var(--transition-fast);
}

.footer__social-link:hover {
  background: var(--color-blue);
  border-color: var(--color-blue);
  color: var(--color-white);
}

.footer__tm-link {
  font-size: 0.85rem;
  color: var(--color-gold);
  font-weight: 500;
  transition: opacity var(--transition-fast);
}

.footer__tm-link:hover {
  opacity: 0.8;
}

.footer__bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: var(--space-lg);
  text-align: center;
}

.footer__bottom p {
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.5);
}


/* ========================================
   17. MEDIA QUERIES
   ======================================== */

/* Tablet (768px+) */
@media (min-width: 768px) {
  .container {
    padding: 0 2rem;
  }

  h1 { font-size: 3.5rem; }
  h2 { font-size: 2.5rem; }

  .navbar__logo-text {
    font-size: 1.35rem;
  }

  .section {
    padding: var(--space-3xl) 0;
  }

  /* Hero */
  .hero__title {
    font-size: 4rem;
  }

  .hero__subtitle {
    font-size: 1.35rem;
  }

  .hero__info {
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-sm);
  }

  .hero__actions {
    flex-direction: row;
    justify-content: center;
  }

  .countdown__item {
    padding: 1.25rem 1.5rem;
    min-width: 90px;
  }

  .countdown__number {
    font-size: 2.25rem;
  }

  .hero__spotlight--left {
    border-width: 100vh 160px 0 0;
  }

  .hero__spotlight--center {
    border-width: 100vh 240px 0 240px;
  }

  .hero__spotlight--right {
    border-width: 100vh 0 0 160px;
  }

  .hero__equalizer {
    gap: 4px;
    height: 28px;
  }

  .hero__eq-bar {
    width: 3px;
  }

  .section-divider {
    height: 40px;
  }

  /* About */
  .about__grid {
    grid-template-columns: 1fr 1fr;
    align-items: center;
  }

  .stats {
    grid-template-columns: repeat(4, 1fr);
  }

  /* Highlights */
  .highlights__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  /* Timeline - alternating layout */
  .timeline {
    padding-left: 0;
  }

  .timeline__line {
    left: 50%;
    transform: translateX(-50%);
  }

  .timeline__item {
    width: 50%;
  }

  .timeline__item--left {
    padding-right: var(--space-2xl);
    text-align: right;
  }

  .timeline__item--right {
    margin-left: 50%;
    padding-left: var(--space-2xl);
  }

  .timeline__item--left .timeline__marker {
    left: auto;
    right: -8px;
  }

  .timeline__item--right .timeline__marker {
    left: -8px;
  }

  /* Speakers */
  .speakers__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  /* Venue */
  .venue__grid {
    grid-template-columns: 1fr 1fr;
    align-items: start;
  }

  /* Footer */
  .footer__grid {
    grid-template-columns: 2fr 1fr 1fr;
  }
}

/* Desktop (1024px+) */
@media (min-width: 1024px) {
  h1 { font-size: 4.5rem; }
  h2 { font-size: 2.75rem; }

  .hero__title {
    font-size: 5rem;
  }

  .hero__equalizer {
    gap: 5px;
    height: 34px;
  }

  .hero__eq-bar {
    width: 4px;
  }

  .step__number {
    width: 60px;
    height: 60px;
  }

  .step::after {
    top: 30px;
  }

  /* Navigation - full desktop */
  .navbar__toggle {
    display: none;
  }

  .navbar__menu {
    position: static;
    width: auto;
    max-width: none;
    height: auto;
    background: transparent;
    padding: 0;
    flex-direction: row;
    gap: var(--space-sm);
    box-shadow: none;
  }

  .navbar__link {
    color: rgba(255, 255, 255, 0.85);
    padding: 0.5rem 0.75rem;
    font-size: 0.9rem;
  }

  .navbar__link:hover,
  .navbar__link.active {
    color: var(--color-white);
  }

  .navbar.scrolled .navbar__link {
    color: var(--color-navy);
  }

  .navbar.scrolled .navbar__link:hover,
  .navbar.scrolled .navbar__link.active {
    color: var(--color-blue);
  }

  .navbar__cta {
    display: inline-flex;
    font-size: 0.85rem;
    padding: 0.6rem 1.25rem;
  }

  /* Highlights */
  .highlights__grid {
    grid-template-columns: repeat(4, 1fr);
  }

  /* Participation steps - horizontal */
  .steps {
    max-width: 100%;
    display: flex;
    align-items: flex-start;
    gap: 0;
  }

  .step {
    flex: 1;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: var(--space-sm);
  }

  .step__connector {
    display: none;
  }

  .step::after {
    content: '';
    position: absolute;
    top: 24px;
    right: -50%;
    width: 100%;
    height: 2px;
    background: var(--color-medium-gray);
    z-index: -1;
  }

  .step {
    position: relative;
  }

  .step:last-child::after {
    display: none;
  }

  /* Speakers */
  .speakers__grid {
    grid-template-columns: repeat(3, 1fr);
  }

  /* Countdown */
  .countdown__item {
    padding: 1.5rem 2rem;
    min-width: 110px;
  }

  .countdown__number {
    font-size: 2.75rem;
  }

  .countdown__label {
    font-size: 0.75rem;
  }
}

/* Large Desktop (1280px+) */
@media (min-width: 1280px) {
  .hero__title {
    font-size: 5.5rem;
  }

  .navbar__link {
    padding: 0.5rem 1rem;
  }
}