/* © @ElvisOnlyDev | ofdev.net */
:root {
  --bg:         #0D0B1A;
  --primary:    #7C3AED;
  --accent:     #A855F7;
  --glow:       #C084FC;
  --text:       #F3F0FF;
  --text-muted: #A89BC4;
  --card-bg:    rgba(124, 58, 237, 0.08);
  --border:     rgba(168, 85, 247, 0.2);
}

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

html {
  scroll-behavior: smooth;
}

html {
  overflow-x: hidden;
}

body {
  background-color: #0D0B1A;
  color: var(--text);
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  font-size: 1rem;
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

::-webkit-scrollbar {
  width: 5px;
}

::-webkit-scrollbar-track {
  background: #0D0B1A;
}

::-webkit-scrollbar-thumb {
  background: var(--primary);
  border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--accent);
}

* {
  scrollbar-width: thin;
  scrollbar-color: var(--primary) #0D0B1A;
}

@keyframes twinkle {
  0%, 100% { opacity: 0.2; transform: scale(1); }
  50%       { opacity: 1;   transform: scale(1.3); }
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-10px); }
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes countUp {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes pulse-glow {
  0%, 100% {
    box-shadow: 0 0 8px rgba(168, 85, 247, 0.3),
                0 0 16px rgba(124, 58, 237, 0.2);
  }
  50% {
    box-shadow: 0 0 14px rgba(168, 85, 247, 0.5),
                0 0 28px rgba(124, 58, 237, 0.35),
                0 0 42px rgba(192, 132, 252, 0.15);
  }
}

@keyframes gradient-shift {
  0%   { background-position: 0% 50%; }
  50%  { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

.particles-container {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
  z-index: 0;
}

.particle {
  position: absolute;
  border-radius: 50%;
  background: #ffffff;
  animation: twinkle linear infinite;
}

.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.glow-text {
  text-shadow:
    0 0 10px rgba(168, 85, 247, 0.7),
    0 0 20px #A855F7,
    0 0 40px #7C3AED,
    0 0 80px rgba(124, 58, 237, 0.4);
}

.section-title {
  font-family: 'Playfair Display', 'Georgia', serif;
  font-size: clamp(2rem, 5vw, 3.25rem);
  font-weight: 700;
  line-height: 1.2;
  color: #ffffff;
}

.stat-number {
  font-family: 'Playfair Display', 'Georgia', serif;
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
  animation: countUp 0.5s ease both;
}

.gradient-bg {
  background: linear-gradient(135deg, #0D0B1A 0%, #1A0A2E 50%, #0D0B1A 100%);
}

.hero-gradient {
  background:
    radial-gradient(ellipse 60% 60% at 20% 50%, rgba(124, 58, 237, 0.25) 0%, transparent 70%),
    radial-gradient(ellipse 40% 40% at 80% 20%, rgba(168, 85, 247, 0.15) 0%, transparent 60%),
    #0D0B1A;
}

.glow-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 2rem;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: #fff;
  font-weight: 600;
  border: none;
  border-radius: 9999px;
  cursor: pointer;
  text-decoration: none;
  position: relative;
  overflow: hidden;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  box-shadow:
    0 0 15px rgba(168, 85, 247, 0.4),
    0 0 30px rgba(124, 58, 237, 0.25);
}

.glow-btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--accent), var(--glow));
  opacity: 0;
  transition: opacity 0.3s ease;
  border-radius: inherit;
}

.glow-btn:hover {
  transform: scale(1.05) translateY(-2px);
  box-shadow:
    0 0 25px rgba(168, 85, 247, 0.7),
    0 0 50px rgba(124, 58, 237, 0.5),
    0 8px 25px rgba(0, 0, 0, 0.3);
}

.glow-btn:hover::before {
  opacity: 1;
}

.glow-btn span,
.glow-btn svg {
  position: relative;
  z-index: 1;
}

.glow-btn:active {
  transform: scale(0.98);
}

.card-hover {
  background: var(--card-bg);
  border: 1px solid rgba(168, 85, 247, 0.2);
  border-radius: 1rem;
  transition:
    border-color 0.3s ease,
    box-shadow 0.3s ease,
    transform 0.3s ease;
  will-change: transform;
}

.card-hover:hover {
  border-color: rgba(168, 85, 247, 0.6);
  box-shadow:
    0 0 20px rgba(168, 85, 247, 0.2),
    0 0 40px rgba(124, 58, 237, 0.15),
    0 8px 32px rgba(0, 0, 0, 0.4);
  transform: translateY(-4px);
}

.faq-item {
  border: 1px solid var(--border);
  border-radius: 0.75rem;
  background: var(--card-bg);
  overflow: hidden;
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.faq-item.active {
  border-color: rgba(168, 85, 247, 0.5);
  box-shadow: 0 0 20px rgba(124, 58, 237, 0.15);
}

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 1.25rem 1.5rem;
  background: transparent;
  border: none;
  color: var(--text);
  font-size: 1rem;
  font-weight: 600;
  text-align: left;
  cursor: pointer;
  transition: color 0.2s ease;
  gap: 1rem;
}

.faq-question:hover {
  color: var(--glow);
}

.faq-question.active {
  color: var(--accent);
}

.faq-icon {
  flex-shrink: 0;
  width: 1.25rem;
  height: 1.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.3s ease, color 0.2s ease;
  color: var(--accent);
  font-size: 1.25rem;
  font-style: normal;
  line-height: 1;
}

.faq-question.active .faq-icon {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1),
              padding 0.3s ease;
  color: var(--text-muted);
  line-height: 1.7;
}

.faq-answer-inner {
  padding: 0 1.5rem 1.25rem;
}

.faq-item.active .faq-answer {
  max-height: 500px;
}

.nav-link {
  position: relative;
  color: var(--text-muted);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.9375rem;
  transition: color 0.2s ease;
  padding-bottom: 2px;
}

.nav-link::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  border-radius: 1px;
  transition: width 0.3s ease;
}

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

.nav-link:hover::after {
  width: 100%;
}

.nav-link.active {
  color: var(--accent);
}

.nav-link.active::after {
  width: 100%;
}

.mobile-menu {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(13, 11, 26, 0.97);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  z-index: 9999;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2rem;
  transform: translateX(-100%);
  transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

.mobile-menu.open {
  transform: translateX(0);
}

.mobile-menu .nav-link {
  font-size: 1.5rem;
  font-weight: 700;
}

header {
  transition: background-color 0.3s ease, border-color 0.3s ease,
              backdrop-filter 0.3s ease, box-shadow 0.3s ease;
}

header.scrolled {
  background-color: rgba(13, 11, 26, 0.85) !important;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(168, 85, 247, 0.2) !important;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
}

.telegram-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.625rem;
  padding: 0.875rem 2.25rem;
  background: linear-gradient(135deg, #7C3AED 0%, #A855F7 100%);
  background-size: 200% 200%;
  color: #fff;
  font-weight: 700;
  font-size: 1rem;
  border: none;
  border-radius: 9999px;
  cursor: pointer;
  text-decoration: none;
  position: relative;
  overflow: hidden;
  animation: pulse-glow 2.5s ease-in-out infinite,
             gradient-shift 4s ease infinite;
  transition: transform 0.2s ease;
}

.telegram-btn::before {
  content: '';
  position: absolute;
  inset: -2px;
  border-radius: inherit;
  background: linear-gradient(135deg, var(--glow), var(--primary));
  z-index: -1;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.telegram-btn:hover {
  transform: scale(1.06) translateY(-2px);
}

.telegram-btn:hover::before {
  opacity: 1;
}

.telegram-btn:active {
  transform: scale(0.97);
}

.telegram-btn .tg-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.burger-btn {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  width: 28px;
  height: 20px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0;
  gap: 5px;
}

.burger-btn span {
  display: block;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: transform 0.3s ease, opacity 0.3s ease, background-color 0.2s ease;
}

.burger-btn.active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.burger-btn.active span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}

.burger-btn.active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.text-accent  { color: var(--accent); }
.text-muted   { color: var(--text-muted); }
.text-glow    { color: var(--glow); }

.border-glow  { border-color: var(--border); }

.float-anim   { animation: float 4s ease-in-out infinite; }
.fade-in-up   { animation: fadeInUp 0.8s ease both; }

.backdrop-blur-card {
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

@media (max-width: 768px) {
  .section-title {
    font-size: clamp(1.6rem, 7vw, 2.25rem);
  }

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

  .glow-btn,
  .telegram-btn {
    padding: 0.75rem 1.5rem;
    font-size: 0.9375rem;
  }

  section.py-24 {
    padding-top: 3.5rem;
    padding-bottom: 3.5rem;
  }

  #about .card-hover {
    padding: 1.25rem;
  }

  .faq-question {
    padding: 1rem 1.25rem;
    font-size: 0.9375rem;
  }

  .faq-answer-inner {
    padding: 0 1.25rem 1rem;
  }
}

@media (max-width: 480px) {
  #main-header .max-w-7xl {
    padding-left: 1rem;
    padding-right: 1rem;
  }

  .card-hover {
    padding: 1rem;
  }

  .stat-number {
    font-size: clamp(1.5rem, 6vw, 2rem);
  }

  .section-title {
    font-size: clamp(1.4rem, 6.5vw, 2rem);
  }
}
/* © @ElvisOnlyDev | ofdev.net */