/* ==========================================================================
   THE BEACON COLLECTIVE - Main Stylesheet
   ========================================================================== */

/* --------------------------------------------------------------------------
   CSS Custom Properties (Design Tokens)
   -------------------------------------------------------------------------- */
:root {
  /* Colors - Brand */
  --color-primary: #006b7a;
  --color-primary-dark: #00464c;
  --color-primary-light: #008a9c;
  --color-accent: #0a4f5c;

  /* Colors - Neutral */
  --color-white: #ffffff;
  --color-black: #1a1a2e;
  --color-gray-50: #f8f9fa;
  --color-gray-100: #f1f3f5;
  --color-gray-200: #e9ecef;
  --color-gray-300: #dee2e6;
  --color-gray-400: #ced4da;
  --color-gray-500: #adb5bd;
  --color-gray-600: #6c757d;
  --color-gray-700: #495057;
  --color-gray-800: #343a40;
  --color-gray-900: #212529;

  /* Typography */
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-display: 'Playfair Display', Georgia, 'Times New Roman', serif;

  /* Font Sizes - Fluid */
  --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
  --text-sm: clamp(0.875rem, 0.8rem + 0.375vw, 1rem);
  --text-base: clamp(1rem, 0.9rem + 0.5vw, 1.125rem);
  --text-lg: clamp(1.125rem, 1rem + 0.625vw, 1.25rem);
  --text-xl: clamp(1.25rem, 1.1rem + 0.75vw, 1.5rem);
  --text-2xl: clamp(1.5rem, 1.25rem + 1.25vw, 2rem);
  --text-3xl: clamp(1.875rem, 1.5rem + 1.875vw, 2.5rem);
  --text-4xl: clamp(2.25rem, 1.75rem + 2.5vw, 3.5rem);
  --text-5xl: clamp(3rem, 2rem + 5vw, 5rem);

  /* Font Weights */
  --font-light: 300;
  --font-regular: 400;
  --font-medium: 500;
  --font-semibold: 600;
  --font-bold: 700;

  /* Line Heights */
  --leading-tight: 1.2;
  --leading-snug: 1.375;
  --leading-normal: 1.5;
  --leading-relaxed: 1.625;
  --leading-loose: 2;

  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;

  /* Container */
  --container-max: 1200px;
  --container-narrow: 800px;
  --container-padding: clamp(1rem, 5vw, 2rem);

  /* Border Radius */
  --radius-sm: 0.25rem;
  --radius-md: 0.5rem;
  --radius-lg: 1rem;
  --radius-xl: 1.5rem;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 350ms ease;

  /* Z-index */
  --z-dropdown: 100;
  --z-sticky: 200;
  --z-modal: 300;
  --z-tooltip: 400;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-primary);
  font-size: var(--text-base);
  font-weight: var(--font-regular);
  line-height: var(--leading-normal);
  color: var(--color-gray-800);
  background-color: var(--color-white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img,
picture,
video,
canvas,
svg {
  display: block;
  max-width: 100%;
  height: auto;
}

input,
button,
textarea,
select {
  font: inherit;
}

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

a:hover {
  color: var(--color-primary-dark);
}

ul,
ol {
  list-style: none;
}

/* --------------------------------------------------------------------------
   Typography
   -------------------------------------------------------------------------- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: var(--font-semibold);
  line-height: var(--leading-tight);
  color: var(--color-black);
}

h1 { font-size: var(--text-5xl); }
h2 { font-size: var(--text-3xl); }
h3 { font-size: var(--text-2xl); }
h4 { font-size: var(--text-xl); }
h5 { font-size: var(--text-lg); }
h6 { font-size: var(--text-base); }

.lead {
  font-size: var(--text-xl);
  line-height: var(--leading-relaxed);
  color: var(--color-gray-700);
}

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

.container-narrow {
  max-width: var(--container-narrow);
}

/* --------------------------------------------------------------------------
   Header
   -------------------------------------------------------------------------- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-sticky);
  background-color: var(--color-white);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition-base);
}

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

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}

.logo {
  display: flex;
  align-items: center;
  text-decoration: none;
}

.logo-img {
  height: 50px;
  width: auto;
}

.logo-text {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: var(--font-semibold);
  line-height: 1.1;
  color: var(--color-primary);
}

.logo-text.large {
  font-size: var(--text-3xl);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: var(--space-6);
}

.nav-list {
  display: flex;
  align-items: center;
  gap: var(--space-5);
}

.nav-link {
  font-family: var(--font-display);
  font-size: 0.875rem;
  font-weight: var(--font-medium);
  color: var(--color-gray-700);
  transition: color var(--transition-fast);
  white-space: nowrap;
}

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

.nav-highlight {
  color: var(--color-primary);
  font-weight: var(--font-semibold);
}

.nav-toggle {
  display: none;
  width: 40px;
  height: 40px;
  background: none;
  border: none;
  cursor: pointer;
  position: relative;
}

.hamburger,
.hamburger::before,
.hamburger::after {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--color-gray-800);
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  transition: all var(--transition-fast);
}

.hamburger {
  top: 50%;
  transform: translate(-50%, -50%);
}

.hamburger::before {
  content: '';
  top: -8px;
}

.hamburger::after {
  content: '';
  top: 8px;
}

/* Mobile Navigation */
@media (max-width: 968px) {
  .nav-toggle {
    display: block;
  }

  .nav-menu {
    position: fixed;
    top: 80px;
    left: 0;
    right: 0;
    bottom: 0;
    flex-direction: column;
    justify-content: flex-start;
    padding: var(--space-8);
    background-color: var(--color-white);
    transform: translateX(100%);
    transition: transform var(--transition-base);
    overflow-y: auto;
  }

  .nav-menu.active {
    transform: translateX(0);
  }

  .nav-list {
    flex-direction: column;
    gap: var(--space-4);
    width: 100%;
  }

  .nav-link {
    font-size: var(--text-lg);
    padding: var(--space-3) 0;
  }

  .nav-cta {
    width: 100%;
    text-align: center;
    margin-top: var(--space-4);
  }
}

/* --------------------------------------------------------------------------
   Buttons
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  line-height: 1;
  text-decoration: none;
  border: 2px solid transparent;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
}

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

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

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

.btn-secondary:hover {
  color: var(--color-primary-dark);
  background-color: var(--color-gray-100);
  border-color: var(--color-gray-100);
}

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

.btn-outline:hover {
  color: var(--color-primary);
  background-color: var(--color-white);
}

.btn-lg {
  padding: var(--space-4) var(--space-8);
  font-size: var(--text-base);
}

.btn-sm {
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-xs);
}

/* Buttons on teal/dark backgrounds - use white/contrast */
.section-teal .btn-primary,
.section-become-voice .btn-primary,
.membership-benefits .btn-primary {
  color: var(--color-primary);
  background-color: var(--color-white);
  border-color: var(--color-white);
}

.section-teal .btn-primary:hover,
.section-become-voice .btn-primary:hover,
.membership-benefits .btn-primary:hover {
  color: var(--color-primary-dark);
  background-color: var(--color-gray-100);
  border-color: var(--color-gray-100);
}

/* --------------------------------------------------------------------------
   Hero Section
   -------------------------------------------------------------------------- */
.hero {
  position: relative;
  display: flex;
  align-items: center;
  min-height: 100vh;
  padding-top: 80px;
  overflow: hidden;
}

.hero-background {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-background img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-overlay {
  display: none;
}

.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
  align-items: center;
  padding: var(--space-16) 0;
}

@media (min-width: 968px) {
  .hero-grid {
    grid-template-columns: 1fr 1.2fr;
  }
}

.hero-content-box {
  position: relative;
  z-index: 1;
  background: rgba(255, 255, 255, 0.88);
  border-radius: var(--radius-lg);
  padding: var(--space-10);
  margin: var(--space-16) 0;
  color: var(--color-dark);
  max-width: 600px;
}

.hero-title {
  margin-bottom: var(--space-6);
  font-size: clamp(2.2rem, 2rem + 2.5vw, 3rem);
  font-weight: var(--font-bold);
  color: var(--color-dark);
}

.hero-subtitle {
  margin-bottom: var(--space-6);
  font-size: var(--text-xl);
  line-height: var(--leading-relaxed);
  color: var(--color-gray-800);
}

.hero-note {
  color: var(--color-dark);
  font-size: var(--text-lg);
  font-weight: var(--font-semibold);
}

.btn-white {
  display: inline-block;
  padding: var(--space-3) var(--space-8);
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: var(--font-semibold);
  color: var(--color-white);
  background-color: var(--color-primary);
  border: 2px solid var(--color-primary);
  border-radius: var(--radius-full);
  text-decoration: none;
  transition: all var(--transition-fast);
}

.btn-white:hover {
  background-color: #00818f;
  border-color: #00818f;
  color: var(--color-white);
}

.hero-cta {
  margin-bottom: var(--space-4);
}

.hero-note {
  font-size: var(--text-sm);
  opacity: 0.8;
}

.hero-video {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
}

/* --------------------------------------------------------------------------
   Sections
   -------------------------------------------------------------------------- */
.section {
  padding: var(--space-20) 0;
}

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

.section-teal .section-title,
.section-teal h2,
.section-teal h3 {
  color: var(--color-white);
}

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

.section-dark .section-title,
.section-dark h2,
.section-dark h3 {
  color: var(--color-white);
}

.section-gray {
  background-color: var(--color-gray-50);
}

.section-title {
  margin-bottom: var(--space-6);
}

.section-intro {
  max-width: 800px;
  margin-bottom: var(--space-10);
  font-size: var(--text-lg);
  line-height: var(--leading-relaxed);
}

.section-eyebrow {
  display: block;
  margin-bottom: var(--space-2);
  font-family: var(--font-primary);
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  opacity: 0.8;
}

/* --------------------------------------------------------------------------
   What is Beacon Section
   -------------------------------------------------------------------------- */
.section-what-is {
  background-color: var(--color-gray-50);
}

.what-is-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-10);
  align-items: center;
}

@media (min-width: 768px) {
  .what-is-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.what-is-content {
  max-width: none;
}

.what-is-content .lead {
  margin-bottom: var(--space-6);
}

.what-is-content p {
  margin-bottom: var(--space-4);
  color: var(--color-gray-700);
  line-height: var(--leading-relaxed);
}

.what-is-content p:last-child {
  margin-bottom: 0;
}

.what-is-video {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

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

.gap-content {
  max-width: 900px;
}

.gap-content .lead {
  margin-bottom: var(--space-6);
}

.gap-content p {
  margin-bottom: var(--space-4);
  color: var(--color-gray-700);
  line-height: var(--leading-relaxed);
}

.gap-content p:last-child {
  margin-bottom: 0;
}

.content-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-12);
}

@media (min-width: 768px) {
  .content-grid {
    grid-template-columns: 1.2fr 1fr;
  }
}

.content-main p {
  margin-bottom: var(--space-4);
}

.content-aside {
  padding: var(--space-8);
  background-color: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.aside-title {
  margin-bottom: var(--space-4);
  font-size: var(--text-xl);
}

.content-aside p {
  margin-bottom: var(--space-4);
  font-size: var(--text-sm);
  color: var(--color-gray-600);
}

/* --------------------------------------------------------------------------
   Features Grid (What Defines Beacon)
   -------------------------------------------------------------------------- */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-8);
  margin-top: var(--space-10);
}

.feature-card {
  padding: var(--space-8);
  background-color: rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  transition: background-color var(--transition-fast);
}

.feature-card:hover {
  background-color: rgba(255, 255, 255, 0.15);
}

.feature-icon {
  margin-bottom: var(--space-4);
  color: var(--color-white);
  opacity: 0.9;
}

.feature-title {
  margin-bottom: var(--space-3);
  font-size: var(--text-xl);
}

.feature-description {
  font-size: var(--text-base);
  opacity: 0.9;
  line-height: var(--leading-relaxed);
}

/* --------------------------------------------------------------------------
   Who Section
   -------------------------------------------------------------------------- */
.who-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-10);
  align-items: center;
}

@media (min-width: 768px) {
  .who-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.who-content {
  max-width: 800px;
}

.who-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.who-image img {
  width: 100%;
  height: auto;
  display: block;
}

.who-content p {
  margin-bottom: var(--space-4);
}

.who-list {
  margin-top: var(--space-6);
  padding-left: var(--space-6);
}

.who-list li {
  position: relative;
  margin-bottom: var(--space-3);
  padding-left: var(--space-4);
  font-size: var(--text-lg);
}

.who-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.6em;
  width: 8px;
  height: 8px;
  background-color: var(--color-primary);
  border-radius: var(--radius-full);
}

/* --------------------------------------------------------------------------
   How Beacon Works
   -------------------------------------------------------------------------- */
.how-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-8);
  margin-bottom: var(--space-12);
}

.how-card {
  padding: 0;
  background-color: var(--color-gray-50);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.how-image {
  width: 100%;
  height: 220px;
  overflow: hidden;
  flex-shrink: 0;
}

.how-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.how-card .how-title,
.how-card .how-description {
  padding-left: var(--space-6);
  padding-right: var(--space-6);
}

.how-card .how-title {
  padding-top: var(--space-5);
}

.how-card .how-description {
  padding-bottom: var(--space-6);
}

.how-title {
  margin-bottom: var(--space-3);
  font-size: var(--text-xl);
}

.how-description {
  color: var(--color-gray-600);
  line-height: var(--leading-relaxed);
}

.membership-benefits {
  padding: var(--space-10);
  background-color: var(--color-primary);
  border-radius: var(--radius-xl);
  color: var(--color-white);
}

.benefits-title {
  margin-bottom: var(--space-6);
  color: var(--color-white);
}

.benefits-list {
  margin-bottom: var(--space-8);
}

.benefits-list li {
  position: relative;
  margin-bottom: var(--space-4);
  padding-left: var(--space-6);
}

.benefits-list li::before {
  content: '✓';
  position: absolute;
  left: 0;
  font-weight: var(--font-bold);
}

.benefits-cta {
  text-align: center;
}

.benefits-cta .btn {
  margin-bottom: var(--space-3);
}

.cta-note {
  font-size: var(--text-sm);
  opacity: 0.8;
}

/* --------------------------------------------------------------------------
   Events (Illuminate & Spark)
   -------------------------------------------------------------------------- */
.event-tagline {
  margin-bottom: var(--space-8);
  font-size: var(--text-2xl);
  font-weight: var(--font-medium);
}

.illuminate-content {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-10);
}

@media (min-width: 768px) {
  .illuminate-content {
    grid-template-columns: 1.5fr 1fr;
  }
}

.illuminate-main p {
  margin-bottom: var(--space-4);
  opacity: 0.9;
}

.video-embed {
  margin: var(--space-8) 0;
}

.video-wrapper {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  padding-bottom: 56.25%; /* 16:9 aspect ratio */
  height: 0;
  background-color: var(--color-black);
}

.video-wrapper iframe,
.video-wrapper video {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

.video-link {
  display: block;
  text-decoration: none;
}

.video-thumbnail {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.video-thumbnail img {
  width: 100%;
  aspect-ratio: 16/9;
  object-fit: cover;
}

.play-button {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 80px;
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: rgba(255, 255, 255, 0.9);
  border-radius: var(--radius-full);
  color: var(--color-primary);
  transition: all var(--transition-fast);
}

.video-link:hover .play-button {
  background-color: var(--color-white);
  transform: translate(-50%, -50%) scale(1.1);
}

.video-label {
  display: block;
  margin-top: var(--space-3);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--color-white);
}

.event-info-card {
  padding: var(--space-8);
  background-color: var(--color-primary);
  border-radius: var(--radius-lg);
}

.event-info-card h3 {
  margin-bottom: var(--space-4);
  color: var(--color-white);
}

.event-date {
  font-size: var(--text-xl);
  font-weight: var(--font-semibold);
  margin-bottom: var(--space-2);
}

.event-venue {
  font-size: var(--text-lg);
  margin-bottom: var(--space-1);
}

.event-location {
  margin-bottom: var(--space-2);
  opacity: 0.8;
}

.event-venue-note {
  margin-bottom: var(--space-6);
  font-style: italic;
  opacity: 0.9;
}

.event-note {
  margin-bottom: var(--space-6);
  font-size: var(--text-sm);
  opacity: 0.9;
}

.illuminate-venue-image {
  margin-top: var(--space-6);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.illuminate-venue-image img {
  width: 100%;
  height: auto;
  display: block;
}

/* Spark Section */
.spark-content {
  max-width: 700px;
}

.spark-content p {
  margin-bottom: var(--space-4);
}

.link-inline {
  color: var(--color-primary);
  font-weight: var(--font-medium);
  text-decoration: underline;
  text-decoration-thickness: 2px;
  text-underline-offset: 3px;
}

.link-inline:hover {
  color: var(--color-primary-dark);
}

/* --------------------------------------------------------------------------
   Advisors
   -------------------------------------------------------------------------- */
.advisors-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: var(--space-6);
}

.advisor-card {
  text-align: center;
  padding: var(--space-6);
  background-color: var(--color-gray-50);
  border-radius: var(--radius-lg);
  transition: box-shadow var(--transition-fast);
}

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

.advisor-image {
  width: 100px;
  height: 100px;
  margin: 0 auto var(--space-4);
  border-radius: var(--radius-full);
  overflow: hidden;
  background-color: var(--color-gray-200);
}

.advisor-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(100%);
}

.advisor-name {
  margin-bottom: var(--space-1);
  font-size: var(--text-base);
  font-family: var(--font-primary);
  font-weight: var(--font-semibold);
}

.advisor-position {
  font-size: var(--text-sm);
  color: var(--color-gray-600);
}

.advisor-organisation {
  font-size: var(--text-sm);
  color: var(--color-gray-500);
  margin-bottom: var(--space-3);
}

.advisor-linkedin {
  display: inline-flex;
  color: var(--color-primary);
  transition: color var(--transition-fast);
}

.advisor-linkedin:hover {
  color: var(--color-primary-dark);
}

.advisor-linkedin svg {
  width: 20px;
  height: 20px;
}

/* --------------------------------------------------------------------------
   Sponsors
   -------------------------------------------------------------------------- */
.sponsors-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: var(--space-8);
  margin-bottom: var(--space-8);
}

.sponsor-logo {
  max-width: 180px;
  padding: var(--space-5);
  opacity: 0.8;
  transition: opacity var(--transition-fast);
  background: #f0f0f0;
  border-radius: var(--radius-sm);
}

.sponsor-logo:hover {
  opacity: 1;
}

.sponsor-logo img {
  max-height: 65px;
  width: auto;
}

.sponsor-cta {
  text-align: center;
  padding-top: var(--space-8);
  border-top: 1px solid var(--color-gray-200);
}

/* --------------------------------------------------------------------------
   Founder
   -------------------------------------------------------------------------- */
.founder-content {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-10);
  align-items: center;
}

@media (min-width: 768px) {
  .founder-content {
    grid-template-columns: 300px 1fr;
  }
}

.founder-image {
  width: 250px;
  height: 250px;
  margin: 0 auto;
  border-radius: var(--radius-full);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
}

.founder-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(100%);
}

.founder-text .lead {
  margin-bottom: var(--space-6);
}

.founder-quote {
  padding-left: var(--space-6);
  border-left: 4px solid var(--color-primary);
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-style: italic;
  color: var(--color-gray-700);
}

.founder-linkedin {
  display: inline-flex;
  margin-top: var(--space-4);
}

/* --------------------------------------------------------------------------
   Forms
   -------------------------------------------------------------------------- */
.form-container {
  max-width: 700px;
  margin: 0 auto;
}

.form-header {
  text-align: center;
  margin-bottom: var(--space-10);
}

.form-intro {
  font-size: var(--text-lg);
  opacity: 0.9;
}

.beacon-form {
  background-color: rgba(255, 255, 255, 0.1);
  padding: var(--space-10);
  border-radius: var(--radius-xl);
}

.section-teal .beacon-form {
  background-color: rgba(255, 255, 255, 0.95);
  color: var(--color-gray-800);
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}

@media (min-width: 600px) {
  .form-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.form-field-full {
  grid-column: 1 / -1;
}

.form-field {
  margin-bottom: var(--space-4);
}

.form-label {
  display: block;
  margin-bottom: var(--space-2);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--color-gray-700);
}

.required {
  color: #dc3545;
}

.form-input {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  font-size: var(--text-base);
  border: 2px solid var(--color-gray-200);
  border-radius: var(--radius-md);
  background-color: var(--color-white);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(0, 107, 122, 0.1);
}

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

.form-fieldset {
  margin: var(--space-6) 0;
  padding: 0;
  border: none;
}

.fieldset-legend {
  margin-bottom: var(--space-4);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--color-gray-700);
}

.checkbox-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.checkbox-label {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  cursor: pointer;
}

.checkbox-label input[type="checkbox"] {
  width: 20px;
  height: 20px;
  margin-top: 2px;
  accent-color: var(--color-primary);
  cursor: pointer;
}

.checkbox-text {
  font-size: var(--text-base);
  color: var(--color-gray-700);
}

.form-disclaimer {
  margin: var(--space-6) 0;
  font-size: var(--text-sm);
  color: var(--color-gray-500);
}

.form-submit {
  text-align: center;
}

/* --------------------------------------------------------------------------
   Final CTA
   -------------------------------------------------------------------------- */
/* Keep Up To Date Banner */
.section-keepup {
  padding: var(--space-12) 0;
  background: var(--color-gray-50);
}

.keepup-content {
  text-align: center;
}

.keepup-title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: var(--font-semibold);
  color: var(--color-black);
  margin-bottom: var(--space-6);
  line-height: var(--leading-snug);
}

.keepup-content .btn {
  margin-top: var(--space-2);
}

.section-final-cta {
  padding: var(--space-24) 0;
  background: linear-gradient(135deg, var(--color-gray-50) 0%, var(--color-white) 100%);
}

.final-cta-content {
  text-align: center;
  max-width: 600px;
  margin: 0 auto;
}

.cta-brand {
  margin-bottom: var(--space-6);
}

.cta-headline {
  margin-bottom: var(--space-8);
  font-size: var(--text-3xl);
}

.cta-links {
  margin-top: var(--space-6);
  display: flex;
  gap: var(--space-8);
  justify-content: center;
}

.cta-links .link-inline {
  color: var(--color-primary);
  font-weight: var(--font-medium);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.cta-links .link-inline:hover {
  color: var(--color-primary-dark);
}

.final-cta-content .btn {
  margin-bottom: var(--space-4);
}

.final-cta-content .cta-note {
  font-size: var(--text-sm);
  color: var(--color-gray-600);
  margin-top: var(--space-2);
}

/* --------------------------------------------------------------------------
   Privacy Notice & Form Consent
   -------------------------------------------------------------------------- */
.privacy-content {
  max-width: 720px;
  margin: 0 auto;
  line-height: var(--leading-relaxed);
}

.privacy-content h2 {
  margin-top: var(--space-8);
  margin-bottom: var(--space-3);
  font-family: var(--font-display);
  font-size: var(--text-xl);
  color: var(--color-primary);
}

.privacy-content p {
  margin-bottom: var(--space-4);
  color: var(--color-gray-700);
}

.privacy-content ul {
  margin-bottom: var(--space-4);
  padding-left: var(--space-6);
}

.privacy-content li {
  margin-bottom: var(--space-2);
  color: var(--color-gray-700);
}

.privacy-updated {
  font-size: var(--text-sm);
  color: var(--color-gray-500);
  font-style: italic;
}

.form-consent {
  margin: var(--space-4) 0;
  padding: var(--space-4);
  background: rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
}

.privacy-link {
  color: var(--color-primary);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.privacy-link:hover {
  color: var(--color-primary-dark);
}

.form-disclaimer {
  font-size: var(--text-sm);
  opacity: 0.8;
}

.form-disclaimer .privacy-link {
  font-size: var(--text-sm);
}

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */
.site-footer {
  padding: var(--space-12) 0 var(--space-8);
  background-color: var(--color-gray-900);
  color: var(--color-white);
}

.footer-content {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
  margin-bottom: var(--space-8);
}

@media (min-width: 768px) {
  .footer-content {
    grid-template-columns: 1fr auto auto;
    align-items: start;
  }
}

.footer-brand .logo-text {
  color: var(--color-white);
  margin-bottom: var(--space-3);
}

.footer-tagline {
  font-size: var(--text-sm);
  opacity: 0.7;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer-links a {
  color: var(--color-gray-400);
  font-size: var(--text-sm);
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: var(--color-white);
}

.footer-social {
  display: flex;
}

.footer-social a {
  display: flex;
  color: var(--color-gray-400);
  transition: color var(--transition-fast);
}

.footer-social a:hover {
  color: var(--color-white);
}

.footer-bottom {
  padding-top: var(--space-8);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.copyright {
  font-size: var(--text-sm);
  color: var(--color-gray-500);
}

/* --------------------------------------------------------------------------
   Utilities
   -------------------------------------------------------------------------- */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

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

/* --------------------------------------------------------------------------
   Animations
   -------------------------------------------------------------------------- */
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

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

.animate-fade-in {
  animation: fadeIn 0.6s ease forwards;
}

.animate-slide-up {
  animation: slideUp 0.6s ease forwards;
}

/* --------------------------------------------------------------------------
   Print Styles
   -------------------------------------------------------------------------- */
/* --------------------------------------------------------------------------
   Contact Page
   -------------------------------------------------------------------------- */
.section-hero-small {
  padding: var(--space-24) 0 var(--space-12);
  margin-top: 80px;
  background-color: var(--color-primary);
  color: var(--color-white);
}

.page-title {
  margin-bottom: var(--space-4);
  color: var(--color-white);
}

.page-subtitle {
  max-width: 600px;
  font-size: var(--text-lg);
  opacity: 0.9;
}

.contact-form {
  background-color: var(--color-white);
  box-shadow: var(--shadow-lg);
}

.contact-info {
  margin-top: var(--space-12);
  padding-top: var(--space-8);
  border-top: 1px solid var(--color-gray-200);
  text-align: center;
}

.contact-info h2 {
  margin-bottom: var(--space-4);
  font-size: var(--text-xl);
}

.contact-info p {
  margin-bottom: var(--space-2);
}

/* --------------------------------------------------------------------------
   Form Validation States
   -------------------------------------------------------------------------- */
.form-input.error {
  border-color: #dc3545;
}

.form-input.error:focus {
  box-shadow: 0 0 0 3px rgba(220, 53, 69, 0.2);
}

.field-error {
  display: block;
  margin-top: var(--space-1);
  font-size: var(--text-xs);
  color: #dc3545;
}

.form-success {
  text-align: center;
  padding: var(--space-12);
  background-color: var(--color-white);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
}

.success-content svg {
  margin: 0 auto var(--space-6);
  color: var(--color-primary);
}

.success-content h3 {
  margin-bottom: var(--space-4);
  color: var(--color-black);
}

.success-content p {
  color: var(--color-gray-700);
}

/* --------------------------------------------------------------------------
   Mobile Responsive Styles
   -------------------------------------------------------------------------- */

/* Tablet and below */
@media (max-width: 968px) {
  .hero {
    min-height: 70vh;
  }

  .hero-title {
    font-size: clamp(2rem, 8vw, 3rem);
  }

  .hero-subtitle {
    font-size: var(--text-lg);
  }

  .section {
    padding: var(--space-12) 0;
  }

  .section-title {
    font-size: var(--text-2xl);
  }

  .content-grid {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }

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

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

  .illuminate-content {
    grid-template-columns: 1fr;
  }

  .founder-content {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .founder-image {
    margin: 0 auto var(--space-6);
  }

  .founder-quote {
    text-align: left;
  }

  .advisors-grid {
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: var(--space-4);
  }

  .sponsors-grid {
    gap: var(--space-4);
  }

  .sponsor-logo {
    max-width: 100px;
  }

  .nav-highlight {
    display: block;
    padding: var(--space-3) 0;
    font-size: var(--text-lg);
  }

  .membership-benefits {
    padding: var(--space-6);
  }

  .event-info-card {
    padding: var(--space-6);
  }

  .footer-content {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .footer-brand .logo {
    justify-content: center;
  }

  .footer-links {
    flex-direction: row;
    justify-content: center;
    flex-wrap: wrap;
    gap: var(--space-4);
  }

  .footer-social {
    justify-content: center;
  }
}

/* Mobile phones */
@media (max-width: 576px) {
  :root {
    --container-padding: 1rem;
  }

  .hero {
    min-height: auto;
    padding-top: 70px;
    padding-bottom: var(--space-10);
  }

  .hero-content {
    padding: var(--space-8) 0;
  }

  .cta-links {
    flex-direction: column;
    align-items: center;
    gap: var(--space-3);
  }

  .hero-title {
    font-size: clamp(1.75rem, 7vw, 2.5rem);
  }

  .hero-subtitle {
    font-size: var(--text-base);
  }

  .btn-lg {
    width: 100%;
    padding: var(--space-4) var(--space-6);
  }

  .section {
    padding: var(--space-10) 0;
  }

  .section-title {
    font-size: var(--text-xl);
  }

  .lead {
    font-size: var(--text-lg);
  }

  .content-aside {
    padding: var(--space-6);
  }

  .feature-card {
    padding: var(--space-6);
  }

  .how-card .how-title,
  .how-card .how-description {
    padding-left: var(--space-5);
    padding-right: var(--space-5);
  }

  .how-card .how-description {
    padding-bottom: var(--space-5);
  }

  .membership-benefits {
    padding: var(--space-5);
    border-radius: var(--radius-lg);
  }

  .benefits-list li {
    padding-left: var(--space-5);
    font-size: var(--text-sm);
  }

  .event-tagline {
    font-size: var(--text-xl);
  }

  .video-wrapper {
    border-radius: var(--radius-md);
  }

  .event-info-card {
    padding: var(--space-5);
    border-radius: var(--radius-md);
  }

  .advisors-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-3);
  }

  .advisor-card {
    padding: var(--space-4);
  }

  .advisor-image {
    width: 70px;
    height: 70px;
  }

  .advisor-name {
    font-size: var(--text-sm);
  }

  .advisor-position,
  .advisor-organisation {
    font-size: var(--text-xs);
  }

  .sponsors-grid {
    gap: var(--space-3);
  }

  .sponsor-logo {
    max-width: 80px;
    padding: var(--space-2);
  }

  .founder-image {
    width: 180px;
    height: 180px;
  }

  .founder-quote {
    font-size: var(--text-lg);
    padding-left: var(--space-4);
  }

  .form-container {
    padding: 0;
  }

  .beacon-form {
    padding: var(--space-6);
    border-radius: var(--radius-lg);
  }

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

  .form-field-full {
    grid-column: auto;
  }

  .checkbox-text {
    font-size: var(--text-sm);
  }

  .section-final-cta {
    padding: var(--space-16) 0;
  }

  .cta-headline {
    font-size: var(--text-2xl);
  }

  .logo-text.large {
    font-size: var(--text-2xl);
  }

  .site-footer {
    padding: var(--space-8) 0 var(--space-6);
  }

  .who-list li {
    font-size: var(--text-base);
  }
}

/* Touch-friendly improvements */
@media (hover: none) and (pointer: coarse) {
  .btn {
    min-height: 44px;
    min-width: 44px;
  }

  .nav-link {
    min-height: 44px;
    display: flex;
    align-items: center;
  }

  .checkbox-label {
    min-height: 44px;
  }

  .advisor-linkedin {
    padding: var(--space-2);
  }
}

/* Landscape phones */
@media (max-width: 896px) and (orientation: landscape) {
  .hero {
    min-height: auto;
    padding: var(--space-16) 0 var(--space-10);
  }
}

/* Safe area for notched devices */
@supports (padding: max(0px)) {
  .site-header {
    padding-left: max(var(--container-padding), env(safe-area-inset-left));
    padding-right: max(var(--container-padding), env(safe-area-inset-right));
  }

  .site-footer {
    padding-bottom: max(var(--space-8), env(safe-area-inset-bottom));
  }
}

/* --------------------------------------------------------------------------
   Print Styles
   -------------------------------------------------------------------------- */
@media print {
  .site-header,
  .site-footer,
  .nav-toggle,
  .btn,
  .video-embed {
    display: none !important;
  }

  body {
    font-size: 12pt;
    color: #000;
    background: #fff;
  }

  .hero {
    min-height: auto;
    padding: 2cm 0;
    color: #000;
  }

  .hero-background {
    display: none;
  }

  .section {
    padding: 1cm 0;
    page-break-inside: avoid;
  }
}