/* ==================== RESET & VARIABLES ==================== */
:root {
  --color-bg: #0a0a0f;
  --color-primary: #00ff9d;
  --color-secondary: #00d4ff;
  --color-accent: #ff3366;
  --color-purple: #a855f7;
  --color-yellow: #fbbf24;
  --color-white: #ffffff;
  --color-gray: rgba(255,255,255,0.6);
  --color-dark-card: rgba(255,255,255,0.05);
  --color-border: rgba(255,255,255,0.1);
  
  --font-main: 'Inter', system-ui, -apple-system, sans-serif;
  
  --shadow-glow-green: 0 0 40px rgba(0,255,157,0.3);
  --shadow-glow-pink: 0 0 40px rgba(255,51,102,0.3);
  --shadow-glow-blue: 0 0 40px rgba(0,212,255,0.3);
  
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-main);
  background: var(--color-bg);
  color: var(--color-white);
  min-height: 100vh;
  overflow-x: hidden;
  line-height: 1.6;
}

/* ==================== ANIMATED BACKGROUND ==================== */
.bg-grid {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: 
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 50px 50px;
  pointer-events: none;
  z-index: 0;
}

.bg-glow {
  position: fixed;
  border-radius: 50%;
  filter: blur(100px);
  pointer-events: none;
  z-index: 0;
  animation: floatGlow 20s ease-in-out infinite;
}

.glow-1 {
  top: -20%;
  left: -10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(0,255,157,0.15) 0%, transparent 70%);
  animation-delay: 0s;
}

.glow-2 {
  top: 50%;
  right: -20%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(255,51,102,0.15) 0%, transparent 70%);
  animation-delay: -7s;
}

.glow-3 {
  bottom: -10%;
  left: 30%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(0,212,255,0.15) 0%, transparent 70%);
  animation-delay: -14s;
}

@keyframes floatGlow {
  0%, 100% { transform: translate(0, 0) scale(1); }
  25% { transform: translate(50px, 30px) scale(1.1); }
  50% { transform: translate(-30px, 60px) scale(0.9); }
  75% { transform: translate(-50px, -20px) scale(1.05); }
}

/* ==================== CONTAINER ==================== */
.container {
  position: relative;
  z-index: 1;
  max-width: 1000px;
  margin: 0 auto;
  padding: 20px;
}

/* ==================== ADS ==================== */
.ad-container {
  display: flex;
  justify-content: center;
  padding: 10px;
  position: relative;
  z-index: 1;
}

.ad-placeholder {
  background: var(--color-dark-card);
  border: 1px dashed var(--color-border);
  border-radius: var(--radius-md);
  padding: 20px 40px;
  color: var(--color-gray);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  min-height: 90px;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  max-width: 728px;
}

.ad-top {
  margin-bottom: 20px;
}

.ad-middle {
  margin: 30px auto;
}

.ad-bottom {
  margin-top: 30px;
}

/* ==================== HEADER ==================== */
.header {
  text-align: center;
  padding: 40px 20px;
}

.logo-badge {
  display: inline-block;
  background: linear-gradient(135deg, var(--color-purple), var(--color-accent));
  padding: 8px 20px;
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 20px;
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.05); }
}

h1 {
  font-size: clamp(2.5rem, 12vw, 5rem);
  font-weight: 900;
  line-height: 1.1;
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 15px;
  flex-wrap: wrap;
}

.year {
  display: inline-block;
}

.year-2016 {
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: glow2016 3s ease-in-out infinite alternate;
}

.year-2026 {
  background: linear-gradient(135deg, var(--color-accent), var(--color-purple));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: glow2026 3s ease-in-out infinite alternate;
}

@keyframes glow2016 {
  from { filter: drop-shadow(0 0 20px rgba(0,255,157,0.5)); }
  to { filter: drop-shadow(0 0 40px rgba(0,212,255,0.8)); }
}

@keyframes glow2026 {
  from { filter: drop-shadow(0 0 20px rgba(255,51,102,0.5)); }
  to { filter: drop-shadow(0 0 40px rgba(168,85,247,0.8)); }
}

.vs {
  font-size: 0.4em;
  color: var(--color-gray);
  font-weight: 400;
}

.tagline {
  font-size: clamp(1.5rem, 6vw, 2.5rem);
  font-weight: 800;
  background: linear-gradient(90deg, var(--color-white), var(--color-gray));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.subtitle {
  font-size: 1.1rem;
  color: var(--color-gray);
  margin-top: 15px;
}

/* ==================== FORM ==================== */
.vibe-form {
  max-width: 550px;
  margin: 0 auto;
  padding: 35px;
  background: var(--color-dark-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  backdrop-filter: blur(20px);
}

.form-group {
  margin-bottom: 25px;
  text-align: left;
}

.form-group label {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 600;
  margin-bottom: 10px;
  font-size: 1rem;
}

.label-icon {
  font-size: 1.3rem;
}

.form-group input {
  width: 100%;
  padding: 16px 20px;
  font-size: 1.1rem;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  background: rgba(255,255,255,0.05);
  color: var(--color-white);
  transition: all 0.3s ease;
  font-family: var(--font-main);
}

.form-group input::placeholder {
  color: rgba(255,255,255,0.3);
}

.form-group input:focus {
  outline: none;
  border-color: var(--color-secondary);
  background: rgba(255,255,255,0.08);
  box-shadow: var(--shadow-glow-blue);
}

.input-suggestions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 10px;
}

.suggestion {
  background: rgba(255,255,255,0.08);
  border: 1px solid var(--color-border);
  border-radius: 50px;
  padding: 6px 14px;
  font-size: 0.85rem;
  color: var(--color-gray);
  cursor: pointer;
  transition: all 0.2s ease;
  font-family: var(--font-main);
}

.suggestion:hover {
  background: rgba(255,255,255,0.15);
  color: var(--color-white);
  border-color: var(--color-secondary);
}

.submit-btn {
  width: 100%;
  padding: 18px 30px;
  font-size: 1.2rem;
  font-weight: 700;
  border: none;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, var(--color-accent), var(--color-purple));
  color: var(--color-white);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  transition: all 0.3s ease;
  font-family: var(--font-main);
  position: relative;
  overflow: hidden;
}

.submit-btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
  transition: left 0.5s ease;
}

.submit-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 15px 40px rgba(255,51,102,0.4);
}

.submit-btn:hover::before {
  left: 100%;
}

.btn-icon {
  font-size: 1.4rem;
  animation: shake 2s ease-in-out infinite;
}

@keyframes shake {
  0%, 100% { transform: rotate(0deg); }
  25% { transform: rotate(-10deg); }
  75% { transform: rotate(10deg); }
}

.vibe-form.submitted {
  display: none;
}

/* ==================== RESULT ==================== */
.result {
  animation: slideUp 0.6s ease-out;
}

.hidden {
  display: none !important;
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(50px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.result-header {
  text-align: center;
  margin-bottom: 30px;
}

.result-title {
  font-size: 2rem;
  font-weight: 800;
  margin-bottom: 15px;
}

.result-badge {
  display: inline-block;
  background: linear-gradient(135deg, var(--color-accent), var(--color-purple));
  padding: 10px 25px;
  border-radius: 50px;
  font-weight: 700;
  font-size: 0.95rem;
  animation: pulse 1.5s ease-in-out infinite;
}

/* ==================== COLUMNS ==================== */
.columns {
  display: flex;
  gap: 20px;
  justify-content: center;
  align-items: stretch;
  flex-wrap: wrap;
  margin-bottom: 30px;
}

.column {
  flex: 1;
  min-width: 300px;
  max-width: 420px;
  background: var(--color-dark-card);
  border-radius: var(--radius-xl);
  overflow: hidden;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  backdrop-filter: blur(20px);
}

.column:hover {
  transform: translateY(-5px);
}

.left {
  border: 2px solid var(--color-primary);
}

.left:hover {
  box-shadow: var(--shadow-glow-green);
}

.right {
  border: 2px solid var(--color-accent);
}

.right:hover {
  box-shadow: var(--shadow-glow-pink);
}

.column-header {
  padding: 20px 25px;
  text-align: center;
  border-bottom: 1px solid var(--color-border);
}

.left .column-header {
  background: linear-gradient(135deg, rgba(0,255,157,0.1), rgba(0,212,255,0.1));
}

.right .column-header {
  background: linear-gradient(135deg, rgba(255,51,102,0.1), rgba(168,85,247,0.1));
}

.column-year {
  display: block;
  font-size: 2.5rem;
  font-weight: 900;
}

.left .column-year {
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.right .column-year {
  background: linear-gradient(135deg, var(--color-accent), var(--color-purple));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.column-label {
  font-size: 1rem;
  color: var(--color-gray);
}

.column-content {
  padding: 25px;
}

.column-content p {
  margin-bottom: 12px;
  font-size: 1rem;
  line-height: 1.5;
}

.column-content .highlight {
  font-weight: 700;
}

.left .column-content .highlight {
  color: var(--color-primary);
}

.right .column-content .highlight {
  color: var(--color-accent);
}

.column-content .item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 10px 0;
  border-bottom: 1px solid var(--color-border);
}

.column-content .item:last-child {
  border-bottom: none;
}

.column-content .item-icon {
  font-size: 1.2rem;
  flex-shrink: 0;
}

.column-divider {
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 20px 0;
}

.divider-line {
  width: 2px;
  height: 60px;
  background: linear-gradient(to bottom, transparent, var(--color-border), transparent);
}

.divider-icon {
  font-size: 2rem;
  animation: zap 1s ease-in-out infinite;
}

@keyframes zap {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.2); }
}

@media (min-width: 800px) {
  .column-divider {
    display: flex;
  }
}

/* ==================== SHARE SECTION ==================== */
.share-section {
  text-align: center;
  padding: 30px;
  background: var(--color-dark-card);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border);
  margin-bottom: 20px;
}

.share-label {
  font-size: 1.1rem;
  color: var(--color-gray);
  margin-bottom: 20px;
}

.share-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
}

.share-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 20px;
  border: none;
  border-radius: var(--radius-md);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  font-family: var(--font-main);
}

.share-btn svg {
  width: 18px;
  height: 18px;
}

.share-btn:hover {
  transform: translateY(-2px);
}

.share-native {
  background: linear-gradient(135deg, var(--color-secondary), var(--color-primary));
  color: var(--color-bg);
}

.share-native:hover {
  box-shadow: var(--shadow-glow-blue);
}

.share-twitter {
  background: #000000;
  color: var(--color-white);
}

.share-twitter:hover {
  background: #1a1a1a;
  box-shadow: 0 10px 30px rgba(0,0,0,0.3);
}

.share-facebook {
  background: #1877f2;
  color: var(--color-white);
}

.share-facebook:hover {
  background: #0d65d9;
  box-shadow: 0 10px 30px rgba(24,119,242,0.3);
}

.share-whatsapp {
  background: #25d366;
  color: var(--color-white);
}

.share-whatsapp:hover {
  background: #1fb855;
  box-shadow: 0 10px 30px rgba(37,211,102,0.3);
}

.share-copy {
  background: rgba(255,255,255,0.1);
  color: var(--color-white);
  border: 1px solid var(--color-border);
}

.share-copy:hover {
  background: rgba(255,255,255,0.2);
}

.share-copy.copied {
  background: var(--color-primary);
  color: var(--color-bg);
  border-color: var(--color-primary);
}

/* ==================== RETRY BUTTON ==================== */
.retry-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  max-width: 300px;
  margin: 0 auto;
  padding: 16px 30px;
  background: transparent;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-lg);
  color: var(--color-gray);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  font-family: var(--font-main);
}

.retry-btn:hover {
  border-color: var(--color-white);
  color: var(--color-white);
  background: rgba(255,255,255,0.05);
}

/* ==================== FOOTER ==================== */
.footer {
  text-align: center;
  padding: 40px 20px;
  color: var(--color-gray);
  font-size: 0.9rem;
}

.footer-links {
  margin: 10px 0;
}

.footer-links a {
  color: var(--color-secondary);
  text-decoration: none;
  transition: color 0.2s ease;
}

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

.footer-counter {
  margin-top: 15px;
  padding: 10px 20px;
  background: var(--color-dark-card);
  border-radius: 50px;
  display: inline-block;
}

#visitorCount {
  font-weight: 700;
  color: var(--color-primary);
}

/* ==================== TOAST ==================== */
.toast {
  position: fixed;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  background: var(--color-white);
  color: var(--color-bg);
  padding: 15px 30px;
  border-radius: var(--radius-md);
  font-weight: 600;
  box-shadow: 0 10px 40px rgba(0,0,0,0.3);
  z-index: 1000;
  opacity: 0;
  transition: all 0.3s ease;
}

.toast.show {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}

/* ==================== RESPONSIVE ==================== */
@media (max-width: 600px) {
  .container {
    padding: 15px;
  }
  
  .header {
    padding: 30px 10px;
  }
  
  .vibe-form {
    padding: 25px 20px;
  }
  
  .column {
    min-width: 100%;
  }
  
  .share-btn span {
    display: none;
  }
  
  .share-btn {
    padding: 14px;
  }
  
  .share-btn svg {
    width: 22px;
    height: 22px;
  }
  
  h1 {
    flex-direction: column;
    gap: 5px;
  }
  
  .vs {
    font-size: 0.3em;
  }
}

/* ==================== SCROLLBAR ==================== */
::-webkit-scrollbar {
  width: 10px;
}

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

::-webkit-scrollbar-thumb {
  background: var(--color-border);
  border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
  background: rgba(255,255,255,0.2);
}

/* ==================== SELECTION ==================== */
::selection {
  background: var(--color-accent);
  color: var(--color-white);
}