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

:root {
  --black: #000000;
  --white: #ffffff;
  --gray-50: #f8f9fa;
  --gray-100: #f1f3f5;
  --gray-200: #e9ecef;
  --gray-400: #ced4da;
  --gray-500: #adb5bd;
  --gray-600: #868e96;
  --gray-800: #343a40;
  --gray-900: #212529;
  --blue: #347AC0;
  --blue-dark: #175DA3;
  --green: #19C394;
  --green-dark: #1E8260;
  --accent: #03fbff;
  --radius-card: 32px;
  --radius-btn: 90px;
  --max-width: 1110px;
  --transition: 0.3s ease-in-out;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Poppins', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--black);
  color: var(--white);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* --- Scroll Animations --- */
.reveal {
  opacity: 0;
  transform: translateY(50px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

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

/* --- Navbar --- */
nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 0 24px;
  transition: background var(--transition), border-color var(--transition);
}

nav.scrolled {
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(30px);
  -webkit-backdrop-filter: blur(30px);
  border-bottom: 0.5px solid rgba(255, 255, 255, 0.08);
}

.nav-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}

.nav-logo img {
  width: 36px;
  height: 36px;
  border-radius: 10px;
}

.nav-logo span {
  font-size: 20px;
  font-weight: 800;
  color: var(--white);
  letter-spacing: -0.02em;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-links a {
  color: rgba(255, 255, 255, 0.6);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  padding: 8px 16px;
  border-radius: var(--radius-btn);
  transition: color var(--transition), background var(--transition);
}

.nav-links a:hover {
  color: var(--white);
  background: rgba(255, 255, 255, 0.08);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: none;
  cursor: pointer;
  text-decoration: none;
  font-family: inherit;
  font-weight: 600;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-l {
  padding: 16px 32px;
  font-size: 16px;
  border-radius: var(--radius-btn);
  min-height: 56px;
}

.btn-m {
  padding: 12px 24px;
  font-size: 14px;
  border-radius: var(--radius-btn);
}

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

.btn-dark:hover {
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

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

.btn-white:hover {
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.15);
}

.btn-outline {
  background: transparent;
  color: var(--white);
  border: 1.5px solid rgba(255, 255, 255, 0.25);
}

.btn-outline:hover {
  border-color: rgba(255, 255, 255, 0.5);
}

.btn-gradient {
  background: linear-gradient(135deg, var(--blue-dark), var(--blue));
  color: var(--white);
}

.btn-gradient:hover {
  box-shadow: 0 8px 32px rgba(23, 93, 163, 0.4);
}

/* --- Hero --- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 140px 24px 80px;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
}

.hero-bg::before {
  content: '';
  position: absolute;
  top: -30%;
  left: 50%;
  transform: translateX(-50%);
  width: 900px;
  height: 900px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(52, 122, 192, 0.2) 0%, rgba(25, 195, 148, 0.08) 40%, transparent 70%);
  filter: blur(80px);
}

.hero-bg::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 200px;
  background: linear-gradient(to top, var(--black), transparent);
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 720px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 18px;
  background: rgba(25, 195, 148, 0.1);
  border: 1px solid rgba(25, 195, 148, 0.2);
  border-radius: var(--radius-btn);
  font-size: 14px;
  font-weight: 600;
  color: var(--green);
  margin-bottom: 32px;
}

.hero-badge::before {
  content: '';
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--green);
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.8); }
}

.hero h1 {
  font-size: 72px;
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -0.04em;
  margin-bottom: 24px;
}

.gradient-text {
  background: linear-gradient(135deg, var(--blue) 0%, var(--green) 50%, var(--accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero p {
  font-size: 20px;
  line-height: 1.6;
  color: var(--gray-500);
  margin-bottom: 40px;
  max-width: 520px;
  margin-left: auto;
  margin-right: auto;
}

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

.hero-phone {
  position: relative;
  z-index: 1;
  margin-top: 64px;
  perspective: 1000px;
}

.hero-phone-group {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  gap: 0;
  position: relative;
}

.phone {
  border-radius: 28px;
  overflow: hidden;
  flex-shrink: 0;
}

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

.phone-center {
  width: 280px;
  z-index: 3;
  box-shadow: 0 32px 80px rgba(0, 0, 0, 0.6);
}

.phone-left {
  width: 250px;
  margin-right: -30px;
  transform: rotate(-6deg) translateY(40px);
  z-index: 2;
  opacity: 0.7;
  filter: brightness(0.8);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.4);
}

.phone-right {
  width: 250px;
  margin-left: -30px;
  transform: rotate(6deg) translateY(40px);
  z-index: 2;
  opacity: 0.7;
  filter: brightness(0.8);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.4);
}

/* --- Bento Feature Sections (Monobank-style) --- */
.section {
  padding: 0 24px;
  margin-bottom: 20px;
}

.card-section {
  max-width: var(--max-width);
  margin: 0 auto;
  border-radius: var(--radius-card);
  padding: 80px;
  position: relative;
  overflow: hidden;
}

.card-light {
  background: linear-gradient(180deg, #e8eeff 0%, #f4f6fc 100%);
  color: var(--gray-900);
}

.card-green {
  background: linear-gradient(180deg, #d4f5e9 0%, #eefbf5 100%);
  color: var(--gray-900);
}

.card-dark {
  background: linear-gradient(180deg, #1a1c20 0%, #111214 100%);
  color: var(--white);
}

.card-gradient {
  background: linear-gradient(135deg, #175DA3 0%, #347AC0 40%, #19C394 100%);
  color: var(--white);
}

.card-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.card-text h2 {
  font-size: 48px;
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 20px;
}

.card-text p {
  font-size: 17px;
  line-height: 1.5;
  opacity: 0.7;
  margin-bottom: 32px;
}

.card-light .card-text p,
.card-green .card-text p {
  color: var(--gray-600);
}

.card-phone {
  display: flex;
  justify-content: center;
}

.card-phone .phone {
  width: 260px;
  border-radius: 28px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
}

.card-dark .card-phone .phone {
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
}

/* Tag list */
.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 32px;
}

.tag {
  padding: 8px 16px;
  border-radius: var(--radius-btn);
  font-size: 13px;
  font-weight: 600;
}

.card-light .tag {
  background: rgba(52, 122, 192, 0.1);
  color: var(--blue-dark);
}

.card-green .tag {
  background: rgba(25, 195, 148, 0.15);
  color: var(--green-dark);
}

.card-dark .tag {
  background: rgba(255, 255, 255, 0.1);
  color: rgba(255, 255, 255, 0.7);
}

/* --- Features Bento Grid --- */
.bento {
  padding: 0 24px;
  margin-bottom: 20px;
}

.bento-grid {
  max-width: var(--max-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.bento-card {
  background: #141518;
  border-radius: 24px;
  padding: 40px 32px;
  position: relative;
  overflow: hidden;
  transition: transform var(--transition);
}

.bento-card:hover {
  transform: translateY(-4px);
}

.bento-icon {
  width: 56px;
  height: 56px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
}

.bento-icon-blue {
  background: linear-gradient(135deg, rgba(52, 122, 192, 0.2), rgba(52, 122, 192, 0.05));
}

.bento-icon-green {
  background: linear-gradient(135deg, rgba(25, 195, 148, 0.2), rgba(25, 195, 148, 0.05));
}

.bento-icon-purple {
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.2), rgba(139, 92, 246, 0.05));
}

.bento-card h3 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 8px;
  letter-spacing: -0.01em;
}

.bento-card p {
  font-size: 15px;
  line-height: 1.5;
  color: var(--gray-500);
}

/* --- Screenshots --- */
.screenshots {
  padding: 100px 24px;
  text-align: center;
}

.screenshots h2 {
  font-size: 48px;
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 16px;
}

.screenshots > p {
  font-size: 17px;
  color: var(--gray-500);
  margin-bottom: 64px;
}

.screenshots-track {
  display: flex;
  gap: 20px;
  justify-content: center;
  max-width: 1400px;
  margin: 0 auto;
  flex-wrap: wrap;
}

.screenshot-item {
  flex: 0 0 auto;
  width: 220px;
  border-radius: 24px;
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
  transition: transform 0.4s ease, box-shadow 0.4s ease;
}

.screenshot-item:hover {
  transform: translateY(-12px) scale(1.02);
  box-shadow: 0 32px 80px rgba(0, 0, 0, 0.4);
}

.screenshot-item img {
  width: 100%;
  display: block;
}

/* --- Protocols --- */
.protocols {
  padding: 0 24px;
  margin-bottom: 20px;
}

.protocols-card {
  max-width: var(--max-width);
  margin: 0 auto;
  border-radius: var(--radius-card);
  padding: 80px;
  background: #141518;
  text-align: center;
}

.protocols-card h2 {
  font-size: 40px;
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 12px;
}

.protocols-card > p {
  font-size: 17px;
  color: var(--gray-500);
  margin-bottom: 48px;
}

.protocol-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
}

.protocol-pill {
  padding: 14px 28px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-btn);
  font-size: 16px;
  font-weight: 600;
  color: var(--gray-500);
  transition: all var(--transition);
}

.protocol-pill:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.15);
  color: var(--white);
  transform: translateY(-2px);
}

/* --- CTA --- */
.cta {
  padding: 0 24px;
  margin-bottom: 20px;
}

.cta-card {
  max-width: var(--max-width);
  margin: 0 auto;
  border-radius: var(--radius-card);
  padding: 100px 80px;
  text-align: center;
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, #175DA3 0%, #1E8260 100%);
}

.cta-card::before {
  content: '';
  position: absolute;
  top: -50%;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 800px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(3, 251, 255, 0.15) 0%, transparent 60%);
  pointer-events: none;
}

.cta-card h2 {
  font-size: 48px;
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 16px;
  position: relative;
}

.cta-card p {
  font-size: 18px;
  opacity: 0.8;
  margin-bottom: 40px;
  max-width: 480px;
  margin-left: auto;
  margin-right: auto;
  position: relative;
}

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

/* --- Footer --- */
footer {
  padding: 40px 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer-left {
  display: flex;
  align-items: center;
  gap: 10px;
}

.footer-left img {
  width: 24px;
  height: 24px;
  border-radius: 6px;
}

.footer-left span {
  font-size: 14px;
  color: var(--gray-600);
}

.footer-links {
  display: flex;
  gap: 24px;
}

.footer-links a {
  font-size: 14px;
  color: var(--gray-600);
  text-decoration: none;
  transition: color var(--transition);
}

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

/* --- Responsive --- */
@media (max-width: 1024px) {
  .hero h1 {
    font-size: 56px;
  }

  .card-section {
    padding: 60px 40px;
  }

  .card-text h2 {
    font-size: 36px;
  }

  .bento-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .card-phone .phone {
    width: 220px;
  }
}

@media (max-width: 768px) {
  .hero {
    padding: 120px 24px 60px;
  }

  .hero h1 {
    font-size: 40px;
  }

  .hero p {
    font-size: 17px;
  }

  .phone-left, .phone-right {
    display: none;
  }

  .phone-center {
    width: 240px;
  }

  .card-section {
    padding: 48px 24px;
    border-radius: 24px;
  }

  .card-layout {
    grid-template-columns: 1fr;
    gap: 40px;
    text-align: center;
  }

  .card-layout.reverse .card-phone {
    order: -1;
  }

  .card-text h2 {
    font-size: 30px;
  }

  .card-text p {
    font-size: 16px;
  }

  .tag-list {
    justify-content: center;
  }

  .card-phone .phone {
    width: 200px;
  }

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

  .bento-card {
    padding: 32px 24px;
  }

  .screenshots h2 {
    font-size: 32px;
  }

  .screenshots-track {
    flex-wrap: nowrap;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    padding: 0 24px 24px;
    scroll-snap-type: x mandatory;
    justify-content: flex-start;
  }

  .screenshot-item {
    scroll-snap-align: center;
    width: 180px;
  }

  .protocols-card {
    padding: 48px 24px;
    border-radius: 24px;
  }

  .protocols-card h2 {
    font-size: 32px;
  }

  .cta-card {
    padding: 60px 24px;
    border-radius: 24px;
  }

  .cta-card h2 {
    font-size: 32px;
  }

  .nav-links {
    display: none;
  }

  .footer-inner {
    flex-direction: column;
    gap: 16px;
  }

  .btn-l {
    padding: 14px 28px;
    font-size: 15px;
    min-height: 48px;
  }
}