/* Modern CSS Reset & Variable Design System */
:root {
  --bg-dark: #07090e;
  --bg-card: rgba(18, 24, 38, 0.65);
  --bg-card-hover: rgba(26, 35, 56, 0.8);
  --border-light: rgba(255, 255, 255, 0.08);
  --border-glow: rgba(59, 130, 246, 0.3);
  
  --primary: #3b82f6;
  --primary-glow: rgba(59, 130, 246, 0.5);
  --secondary: #8b5cf6;
  --accent: #06b6d4;
  --accent-light: #67e8f9;
  
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --text-dim: #64748b;
  
  --font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --radius-lg: 24px;
  --radius-md: 16px;
  --radius-sm: 10px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html, body {
  width: 100%;
  min-height: 100vh;
  font-family: var(--font-family);
  background-color: var(--bg-dark);
  color: var(--text-main);
  overflow-x: hidden;
  line-height: 1.6;
}

/* Background Ambient Glow & Effects */
.bg-glow {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.glow-sphere {
  position: absolute;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.35;
  animation: floatGlow 12s infinite alternate ease-in-out;
}

.glow-1 {
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, var(--primary) 0%, transparent 70%);
  top: -10%;
  left: -10%;
}

.glow-2 {
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, var(--secondary) 0%, transparent 70%);
  bottom: -15%;
  right: -10%;
  animation-delay: -4s;
}

.glow-3 {
  width: 450px;
  height: 450px;
  background: radial-gradient(circle, var(--accent) 0%, transparent 70%);
  top: 40%;
  left: 45%;
  transform: translate(-50%, -50%);
  animation-delay: -8s;
  opacity: 0.25;
}

.grid-overlay {
  position: absolute;
  inset: 0;
  background-image: 
    radial-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 1px);
  background-size: 32px 32px;
  opacity: 0.6;
}

@keyframes floatGlow {
  0% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(30px, -40px) scale(1.08); }
  100% { transform: translate(-20px, 30px) scale(0.95); }
}

/* Cursor Interactive Glow Follower */
.cursor-follower {
  position: fixed;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(59, 130, 246, 0.15) 0%, transparent 70%);
  pointer-events: none;
  transform: translate(-50%, -50%);
  z-index: 1;
  transition: transform 0.1s ease-out, opacity 0.3s ease;
}

/* Main Container Layout */
.app-wrapper {
  position: relative;
  z-index: 2;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem 1.5rem;
}

/* Header Navbar */
.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 2rem;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: var(--text-main);
  font-weight: 800;
  font-size: 1.5rem;
  letter-spacing: -0.02em;
}

.brand-icon {
  width: 42px;
  height: 42px;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  box-shadow: 0 8px 20px rgba(59, 130, 246, 0.4);
}

.brand-text span {
  background: linear-gradient(90deg, #60a5fa, #c084fc);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.5rem 1rem;
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid rgba(239, 68, 68, 0.25);
  border-radius: 100px;
  font-size: 0.875rem;
  font-weight: 600;
  color: #fca5a5;
  backdrop-filter: blur(8px);
}

.pulse-dot {
  width: 8px;
  height: 8px;
  background-color: #ef4444;
  border-radius: 50%;
  position: relative;
}

.pulse-dot::after {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  background-color: rgba(239, 68, 68, 0.6);
  animation: pulseRing 1.8s infinite cubic-bezier(0.45, 0, 0.55, 1);
}

@keyframes pulseRing {
  0% { transform: scale(0.5); opacity: 1; }
  100% { transform: scale(2.2); opacity: 0; }
}

/* Main Hero Section */
.hero-section {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 2.5rem;
  padding: 2rem 0;
}

.tagline-container {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 1rem;
  background: rgba(59, 130, 246, 0.1);
  border: 1px solid rgba(59, 130, 246, 0.2);
  border-radius: 100px;
  font-size: 0.875rem;
  color: var(--accent-light);
  font-weight: 500;
}

.hero-title {
  font-size: clamp(2.2rem, 5vw, 3.8rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.03em;
  max-width: 850px;
}

.gradient-text {
  background: linear-gradient(135deg, #ffffff 30%, #93c5fd 70%, #c084fc 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.date-highlight {
  background: linear-gradient(135deg, #38bdf8, #818cf8);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
  position: relative;
}

.date-highlight::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, #38bdf8, #818cf8);
  border-radius: 2px;
}

.hero-subtitle {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: var(--text-muted);
  max-width: 650px;
  line-height: 1.7;
}

/* Countdown Timer */
.countdown-container {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
  width: 100%;
  max-width: 760px;
  margin-top: 0.5rem;
}

.countdown-box {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  backdrop-filter: blur(16px);
  border-radius: var(--radius-lg);
  padding: 1.75rem 1rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
  overflow: hidden;
  transition: var(--transition);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.countdown-box::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  opacity: 0.7;
  transition: var(--transition);
}

.countdown-box:hover {
  transform: translateY(-5px);
  border-color: var(--border-glow);
  box-shadow: 0 15px 35px rgba(59, 130, 246, 0.2);
}

.countdown-box:hover::before {
  opacity: 1;
}

.countdown-number {
  font-size: clamp(2.5rem, 4vw, 3.5rem);
  font-weight: 800;
  font-variant-numeric: tabular-nums;
  line-height: 1;
  background: linear-gradient(180deg, #ffffff 0%, #cbd5e1 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 0.5rem;
}

.countdown-label {
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-dim);
}

/* System Progress Status Card */
.progress-card {
  width: 100%;
  max-width: 760px;
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  backdrop-filter: blur(16px);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
  text-align: left;
}

.progress-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
}

.progress-title {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-main);
}

.progress-title i {
  color: var(--primary);
}

.progress-percentage {
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--accent-light);
}

.progress-bar-bg {
  width: 100%;
  height: 10px;
  background: rgba(255, 255, 255, 0.06);
  border-radius: 100px;
  overflow: hidden;
  position: relative;
  margin-bottom: 1.25rem;
}

.progress-bar-fill {
  height: 100%;
  width: 0%; /* Dynamic animation */
  background: linear-gradient(90deg, var(--primary), var(--accent));
  border-radius: 100px;
  transition: width 1.5s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
}

.progress-bar-fill::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(255, 255, 255, 0.4) 50%,
    transparent 100%
  );
  animation: shimmer 2s infinite;
}

@keyframes shimmer {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(100%); }
}

.milestones-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 0.75rem;
}

.milestone-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.825rem;
  color: var(--text-muted);
}

.milestone-item.done {
  color: var(--text-main);
}

.milestone-item i {
  font-size: 0.9rem;
}

.milestone-item.done i {
  color: #10b981;
}

.milestone-item.pending i {
  color: var(--text-dim);
}

/* Subscription Form Card */
.notify-card {
  width: 100%;
  max-width: 760px;
  background: linear-gradient(135deg, rgba(30, 41, 59, 0.5), rgba(15, 23, 42, 0.7));
  border: 1px solid rgba(59, 130, 246, 0.25);
  backdrop-filter: blur(16px);
  border-radius: var(--radius-lg);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.25rem;
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.4);
}

.notify-info h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.35rem;
}

.notify-info p {
  font-size: 0.9rem;
  color: var(--text-muted);
}

.subscription-form {
  display: flex;
  width: 100%;
  max-width: 520px;
  gap: 0.6rem;
  position: relative;
}

.input-wrapper {
  position: relative;
  flex: 1;
}

.input-wrapper i {
  position: absolute;
  left: 1.1rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-dim);
  transition: var(--transition);
}

.email-input {
  width: 100%;
  padding: 0.9rem 1rem 0.9rem 2.8rem;
  background: rgba(10, 14, 23, 0.7);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  color: var(--text-main);
  font-size: 0.95rem;
  outline: none;
  font-family: inherit;
  transition: var(--transition);
}

.email-input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.25);
}

.email-input:focus + i {
  color: var(--primary);
}

.btn-submit {
  padding: 0.9rem 1.6rem;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  border: none;
  border-radius: var(--radius-md);
  color: #ffffff;
  font-weight: 700;
  font-size: 0.95rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  white-space: nowrap;
  transition: var(--transition);
  box-shadow: 0 4px 15px rgba(59, 130, 246, 0.4);
}

.btn-submit:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(59, 130, 246, 0.6);
  background: linear-gradient(135deg, #2563eb, #7c3aed);
}

.btn-submit:active {
  transform: translateY(0);
}

/* Toast Message */
.toast-msg {
  display: none;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.25rem;
  background: rgba(16, 185, 129, 0.15);
  border: 1px solid rgba(16, 185, 129, 0.3);
  border-radius: var(--radius-sm);
  color: #34d399;
  font-size: 0.875rem;
  font-weight: 600;
  animation: fadeIn 0.4s ease;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Quick Support Section */
.support-section {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1.5rem;
  width: 100%;
  max-width: 760px;
}

.support-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.85rem 1.4rem;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  text-decoration: none;
  color: var(--text-muted);
  font-size: 0.9rem;
  font-weight: 500;
  transition: var(--transition);
}

.support-item i {
  font-size: 1.1rem;
  color: var(--accent);
}

.support-item:hover {
  background: rgba(255, 255, 255, 0.07);
  border-color: rgba(255, 255, 255, 0.2);
  color: var(--text-main);
  transform: translateY(-2px);
}

/* Footer Section */
.footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 3rem;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  color: var(--text-dim);
  font-size: 0.875rem;
}

.social-links {
  display: flex;
  gap: 1rem;
}

.social-btn {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  text-decoration: none;
  transition: var(--transition);
}

.social-btn:hover {
  background: var(--primary);
  color: #ffffff;
  border-color: var(--primary);
  transform: translateY(-3px);
}

/* Responsive Rules */
@media (max-width: 768px) {
  .countdown-container {
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
  }
  
  .subscription-form {
    flex-direction: column;
  }

  .btn-submit {
    justify-content: center;
    width: 100%;
  }

  .footer {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }

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

@media (max-width: 480px) {
  .app-wrapper {
    padding: 1.25rem 1rem;
  }

  .navbar {
    flex-direction: column;
    gap: 1rem;
    align-items: center;
  }

  .countdown-number {
    font-size: 2.2rem;
  }

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