/* Import fonts */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600&display=swap');

@font-face {
  font-family: 'Satoshi-Black';
  src: url('fonts/Satoshi-Black.woff2') format('woff2');
  font-weight: 900;
  font-style: normal;
}

@font-face {
  font-family: 'Satoshi-Regular';
  src: url('fonts/Satoshi-Regular.woff2') format('woff2');
  font-weight: 400;
  font-style: normal;
}

@font-face {
  font-family: 'Satoshi-Bold';
  src: url('fonts/Satoshi-Bold.woff2') format('woff2');
  font-weight: 700;
  font-style: normal;
}

@font-face {
  font-family: 'Satoshi-Medium';
  src: url('fonts/Satoshi-Medium.woff2') format('woff2');
  font-weight: 500;
  font-style: normal;
}

/* Fallback fonts if Google Fonts fail */
:root {
  --font-heading: 'Satoshi-Medium', 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-nav: 'Satoshi-Bold', 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

/* Reset and base styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  height: 100%;
  width: 100%;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  line-height: 1.6;
  color: #000;
  background: #fff;
  font-size: 16px;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Navigation */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid #e0e0e0;
  z-index: 1000;
  transition: all 0.3s ease;
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 60px;
}

.nav-logo {
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: 20px;
  text-decoration: none;
  color: #000;
}

.nav-links {
  display: flex;
  gap: 30px;
}

.nav-links a {
  font-family: var(--font-nav);
  font-weight: 300;
  text-decoration: none;
  color: #000;
  text-transform: uppercase;
  font-size: 14px;
  letter-spacing: 0.5px;
  transition: opacity 0.3s ease;
}

.nav-links a:hover {
  opacity: 0.6;
}

.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  background: none;
  border: none;
  cursor: pointer;
  padding: 5px;
}

.hamburger {
  width: 20px;
  height: 2px;
  background: #000;
  margin: 2px 0;
  transition: 0.3s;
}

.mobile-nav {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid #e0e0e0;
  flex-direction: column;
  padding: 20px;
}

.mobile-nav a {
  font-family: var(--font-nav);
  font-weight: 300;
  text-decoration: none;
  color: #000;
  text-transform: uppercase;
  font-size: 16px;
  letter-spacing: 0.5px;
  padding: 15px 0;
  border-bottom: 1px solid #f0f0f0;
}

.mobile-nav a:last-child {
  border-bottom: none;
}

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

/* Hero Section */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 60px;
  background: #fff;
}

.hero-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  width: 100%;
}

.hero-logo {
  display: flex;
  justify-content: center;
  align-items: center;
}

.logo-placeholder {
  width: 100%;
  max-width: 400px;
  padding: 20px;
}

.logo-svg {
  width: 100%;
  height: auto;
}

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

.hero-subtitle {
  font-family: var(--font-nav);
  font-weight: 300;
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 10px;
  color: #666;
}

.hero-title {
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: clamp(36px, 8vw, 72px);
  line-height: 0.9;
  margin-bottom: 20px;
  letter-spacing: -1px;
}

.hero-date {
  font-family: var(--font-body);
  font-size: 18px;
  margin-bottom: 30px;
  color: #333;
}

.register-btn {
  background: #000;
  color: #fff;
  border: none;
  padding: 15px 40px;
  font-family: var(--font-nav);
  font-weight: 600;
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 1px;
  cursor: pointer;
  transition: all 0.3s ease;
  border: 2px solid #000;
}

.register-btn:hover {
  background: #fff;
  color: #000;
}

/* Links styling */
a.hivefest-link {
  text-decoration: none;
  color: inherit;
  border-bottom: 1px dashed #f2f2f2;
  transition: border-color 0.3s ease;
}

a.hivefest-link:hover {
  border-bottom-color: #999;
}

.download-kit-link {
  color: #000;
  text-decoration: none;
  border-bottom: 1px dashed #f2f2f2;
  transition: border-color 0.3s ease;
}

.download-kit-link:hover {
  border-bottom-color: #999;
}

/* Section spacing */
section {
  padding: 80px 0;
}

.section-title {
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: 36px;
  text-align: center;
  margin-bottom: 50px;
  text-transform: uppercase;
  letter-spacing: -0.5px;
}

/* About Section */
.about {
  background: #f8f8f8;
}

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

.about-mission {
  font-family: var(--font-body);
  font-size: 24px;
  line-height: 1.4;
  margin-bottom: 10px;
  color: #333;
}

/* Speakers Section */
.speakers {
  background: #fff;
  padding: 80px 0;
  overflow: hidden;
}

.speakers .container {
  padding: 0;
  max-width: 100vw;
}

.speakers .section-title {
  padding: 0 20px;
}

.speakers-scroll {
  display: flex;
  overflow-x: auto;
  overflow-y: hidden;
  gap: 30px;
  padding: 20px;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  margin: 0 -20px;
  width: 100vw;
  position: relative;
  left: 50%;
  right: 50%;
  margin-left: -50vw;
  margin-right: -50vw;
}

.speakers-scroll::-webkit-scrollbar {
  height: 4px;
}

.speakers-scroll::-webkit-scrollbar-track {
  background: #f8f8f8;
  margin: 0 40px;
}

.speakers-scroll::-webkit-scrollbar-thumb {
  background: #e0e0e0;
  border-radius: 2px;
}

.speakers-scroll::-webkit-scrollbar-thumb:hover {
  background: #d0d0d0;
}

.speaker-card {
  flex: 0 0 250px;
  text-align: center;
  scroll-snap-align: start;
}

.speaker-image {
  width: 200px;
  height: 200px;
  border-radius: 50%;
  margin: 0 auto 20px;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  filter: grayscale(100%) brightness(0.95) contrast(8);
  transition: filter 0.3s ease;
}

.speaker-image:hover {
  filter: grayscale(100%);
}

.speaker-card h3 {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 18px;
  margin-bottom: 5px;
}

.speaker-card p {
  font-family: var(--font-nav);
  font-weight: 300;
  font-size: 14px;
  color: #666;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* Program Section */
.program {
  background: #f8f8f8;
}

.program-simple {
  display: flex;
  justify-content: center;
  gap: 60px;
  max-width: 800px;
  margin: 0 auto;
}

.program-item {
  font-family: var(--font-nav);
  font-weight: 300;
  font-size: 18px;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: #333;
}

/* Venue Section */
.venue {
  background: #fff;
}

.venue-info {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 20px;
  text-align: center;
}

.venue-icon {
  font-size: 48px;
}

.venue-details h3 {
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: 32px;
  margin-bottom: 5px;
}

.venue-link {
  color: #000;
  text-decoration: none;
  border-bottom: 1px dashed #f2f2f2;
  transition: border-color 0.3s ease;
}

.venue-link:hover {
  border-bottom-color: #999;
}

.venue-details p {
  font-family: var(--font-body);
  font-size: 18px;
  color: #666;
}

.venue-address {
  margin-top: 15px;
}

.venue-address p {
  font-size: 14px;
  line-height: 1.4;
  color: #888;
}

/* Partners Section */
.partners {
  background: #f8f8f8;
}

.partners-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 30px;
  max-width: 1000px;
  margin: 0 auto 40px;
}

.partner-logo {
  aspect-ratio: 2/1;
  display: flex;
  align-items: center;
  justify-content: center;
  filter: grayscale(100%);
  transition: filter 0.3s ease;
  text-decoration: none;
  padding: 20px;
}

.partner-logo img {
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
}

.partner-logo:hover {
  filter: grayscale(0%);
}

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

.become-partner p {
  font-family: var(--font-nav);
  font-weight: 300;
  font-size: 16px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* Donate Section */
.donate {
  background: #fff;
}

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

.donate-text {
  font-family: var(--font-body);
  font-size: 18px;
  margin-bottom: 30px;
  color: #333;
  line-height: 1.6;
}

.donation-wallet {
  margin-bottom: 30px;
}

.donation-wallet p {
  font-family: var(--font-body);
  font-size: 16px;
  color: #333;
}

.qr-placeholder {
  display: flex;
  justify-content: center;
}

.qr-code {
  width: 150px;
  height: 150px;
  background: #e0e0e0;
  background-image: 
    repeating-linear-gradient(0deg, #000 0px, #000 3px, transparent 3px, transparent 6px),
    repeating-linear-gradient(90deg, #000 0px, #000 3px, transparent 3px, transparent 6px);
  border: 3px solid #000;
}

/* Footer */
.footer {
  background: #fff;
  border-top: 1px solid #e0e0e0;
  padding: 30px 0;
  text-align: center;
}

.footer p {
  font-family: var(--font-nav);
  font-weight: 300;
  font-size: 14px;
  color: #666;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* Mobile Responsive */
@media (max-width: 768px) {
  .nav-links {
    display: none;
  }
  
  .mobile-menu-toggle {
    display: flex;
  }
  
  .hero-content {
    grid-template-columns: 1fr;
    gap: 40px;
    text-align: center;
  }
  
  .hero-text {
    text-align: center;
  }
  
  .hero-title {
    font-size: 48px;
  }
  
  .section-title {
    font-size: 28px;
  }
  
  .about-mission {
    font-size: 20px;
  }
  
  .program-simple {
    flex-direction: column;
    gap: 30px;
    text-align: center;
  }
  
  .venue-info {
    flex-direction: column;
    gap: 10px;
  }
  
  .partners-grid {
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 20px;
  }
  
  section {
    padding: 60px 0;
  }
  
  .speakers {
    padding: 60px 0;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 15px;
  }
  
  .hero-title {
    font-size: 36px;
  }
  
  .hero-date {
    font-size: 16px;
  }
  
  .register-btn {
    padding: 12px 30px;
    font-size: 12px;
  }
  
  .speakers-scroll {
    gap: 20px;
  }
  
  .speaker-card {
    flex: 0 0 200px;
  }
  
  .speaker-image {
    width: 150px;
    height: 150px;
  }
}

@media (prefers-color-scheme: dark) {
  body {
    background-color: #111;
    color: #f0f0f0;
  }

  .nav,
  .mobile-nav {
    background: rgba(18, 18, 18, 0.95);
    border-color: #333;
  }

  .nav-logo,
  .nav-links a,
  .mobile-nav a {
    color: #f0f0f0;
  }

  .nav-links a:hover,
  .mobile-nav a:hover {
    opacity: 0.8;
  }

  .hamburger {
    background: #f0f0f0;
  }

  .nav {
    background: rgba(0, 0, 0, 0.9);
    border-bottom: 1px solid #333;
  }

  .nav-logo,
  .nav-links a,
  .mobile-nav a {
    color: #fff;
  }

  .hamburger {
    background: #fff;
  }

  .mobile-nav {
    background: rgba(0, 0, 0, 0.95);
  }

  .hero {
    background: #111;
  }

  .hero-subtitle,
  .hero-date {
    color: #aaa;
  }

  .register-btn {
    background: #fff;
    color: #000;
    border-color: #fff;
  }

  .register-btn:hover {
    background: transparent;
    color: #fff;
  }

  .about {
    background: #1a1a1a;
  }

  .about-mission {
    color: #ddd;
  }

  .speakers {
    background: #111;
  }

  .speaker-card p {
    color: #aaa;
  }

  .speaker-image {
    //filter: grayscale(100%) brightness(1.1) contrast(1.2);
  }

  .program {
    background: #1a1a1a;
  }

  .program-item {
    color: #ddd;
  }

  .venue {
    background: #111;
  }

  .venue-details h3 {
    color: #fff;
  }

  .venue-details p,
  .venue-address p {
    color: #aaa;
  }

  .venue-link {
    color: #fff;
    border-bottom-color: #333;
  }

  .venue-link:hover {
    border-bottom-color: #888;
  }

  .partners {
    background: #1a1a1a;
  }

  .partner-logo {
    filter: grayscale(100%) brightness(0.2) invert(100%) contrast(85%);
  }

  .partner-logo:hover {
    filter: none;
  }

  .donate {
    background: #111;
  }

  .donate-text,
  .donation-wallet p {
    color: #ddd;
  }

  .qr-code {
    background-color: #fff;
    border-color: #fff;
  }

  .footer {
    background: #111;
    border-color: #333;
  }

  .footer p {
    color: #888;
  }

  .download-kit-link,
  .a.hivefest-link {
    border-bottom-color: #333;
    color: #fff;
  }

  .download-kit-link:hover,
  .a.hivefest-link:hover {
    border-bottom-color: #888;
  }

  .logo-svg {
    filter: invert(1) hue-rotate(180deg);
  }
}