/* ============================================
   Современный дизайн страницы доната
   ============================================ */

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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue', sans-serif;
  margin: 0;
  padding: 0;
  color: #ffffff;
  min-height: 100vh;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 25%, #6b73ff 50%, #9d50bb 75%, #667eea 100%);
  background-size: 400% 400%;
  animation: gradientShift 15s ease infinite;
  position: relative;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

/* Контейнер */
.donate-container {
  position: relative;
  width: 100%;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 20px;
  z-index: 1;
}

/* Фоновые эффекты */
.background-effects {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  z-index: 0;
  pointer-events: none;
}

.effect-circle {
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
  opacity: 0.4;
  animation: float 20s ease-in-out infinite;
}

.effect-1 {
  width: 400px;
  height: 400px;
  background: #a55fff;
  top: 10%;
  left: -10%;
  animation-delay: 0s;
  animation-duration: 25s;
}

.effect-2 {
  width: 500px;
  height: 500px;
  background: #8a3fff;
  bottom: 10%;
  right: -10%;
  animation-delay: 5s;
  animation-duration: 30s;
}

.effect-3 {
  width: 300px;
  height: 300px;
  background: #bb88ff;
  top: 50%;
  left: 50%;
  animation-delay: 10s;
  animation-duration: 20s;
}

@keyframes float {
  0%, 100% {
    transform: translate(0, 0) scale(1);
    opacity: 0.4;
  }
  25% {
    transform: translate(50px, -50px) scale(1.1);
    opacity: 0.6;
  }
  50% {
    transform: translate(-30px, 30px) scale(0.9);
    opacity: 0.5;
  }
  75% {
    transform: translate(30px, 50px) scale(1.05);
    opacity: 0.55;
  }
}

/* Заголовок */
.donate-header {
  width: 100%;
  max-width: 1200px;
  margin-bottom: 50px;
  padding-top: 20px;
  position: relative;
}

.header-content {
  animation: fadeInDown 0.8s ease-out;
  width: 100%;
  max-width: 1200px;
  position: relative;
}

.header-top-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.15) 0%, rgba(255, 255, 255, 0.05) 100%);
  backdrop-filter: blur(25px);
  -webkit-backdrop-filter: blur(25px);
  border-radius: 20px;
  padding: 15px 30px;
  min-height: 120px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2),
              0 0 0 1px rgba(255, 255, 255, 0.15) inset,
              0 1px 0 rgba(255, 255, 255, 0.2) inset;
  border: 1px solid rgba(255, 255, 255, 0.25);
  position: relative;
  overflow: hidden;
}

.header-top-bar::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, #667eea 0%, #764ba2 50%, #bb88ff 100%);
  opacity: 0.8;
}

.header-logo {
  display: flex;
  align-items: center;
  flex: 1;
  min-width: 0;
}

.logo-link {
  display: flex;
  align-items: center;
  height: 100%;
  transition: transform 0.3s ease;
  border-radius: 12px;
  padding: 5px;
  text-decoration: none;
}

.logo-link:hover {
  transform: scale(1.02);
  background: rgba(255, 255, 255, 0.05);
}

.logo-text {
  font-size: 2rem;
  font-weight: 700;
  background: linear-gradient(135deg, #ffffff 0%, #bb88ff 50%, #667eea 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  filter: drop-shadow(0 4px 20px rgba(165, 95, 255, 0.6));
  transition: all 0.3s ease;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.logo-link:hover .logo-text {
  filter: drop-shadow(0 6px 25px rgba(165, 95, 255, 0.8));
  transform: scale(1.05);
}

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

.donate-title {
  margin: 0;
  display: flex;
  align-items: center;
}

.title-gradient {
  background: linear-gradient(135deg, #ffffff 0%, #e0d4ff 50%, #ffffff 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: shimmer 3s ease-in-out infinite;
}

@keyframes shimmer {
  0%, 100% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
}

.donate-subtitle {
  font-size: 1.2rem;
  color: rgba(255, 255, 255, 0.9);
  font-weight: 300;
  letter-spacing: 0.5px;
}

/* Основной контент */
.donate-main {
  width: 100%;
  max-width: 800px;
  display: flex;
  flex-direction: column;
  gap: 30px;
  animation: fadeInUp 0.8s ease-out 0.2s both;
}

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

/* Карточка доната */
.donate-card {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-radius: 24px;
  padding: 40px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2),
              0 0 0 1px rgba(255, 255, 255, 0.1) inset;
  border: 1px solid rgba(255, 255, 255, 0.2);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.donate-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3),
              0 0 0 1px rgba(255, 255, 255, 0.2) inset;
}

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

.card-title {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: #ffffff;
}

.card-description {
  font-size: 1rem;
  color: rgba(255, 255, 255, 0.8);
  font-weight: 300;
}

.trademc-form-wrapper {
  position: relative;
  z-index: 1;
}

/* Стилизация формы TradeMC */
#trademc-buyform input,
#trademc-buyform select,
#trademc-buyform button,
#trademc-buyform textarea {
  background: rgba(255, 255, 255, 0.1) !important;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  color: #ffffff !important;
  border: 2px solid rgba(255, 255, 255, 0.2) !important;
  border-radius: 12px !important;
  padding: 14px 18px !important;
  width: 100% !important;
  box-sizing: border-box !important;
  margin-bottom: 18px !important;
  font-size: 16px !important;
  transition: all 0.3s ease !important;
  font-family: inherit !important;
}

#trademc-buyform input::placeholder,
#trademc-buyform textarea::placeholder {
  color: rgba(255, 255, 255, 0.6) !important;
}

#trademc-buyform input:focus,
#trademc-buyform select:focus,
#trademc-buyform button:focus,
#trademc-buyform textarea:focus {
  outline: none !important;
  border-color: rgba(255, 255, 255, 0.5) !important;
  background: rgba(255, 255, 255, 0.15) !important;
  box-shadow: 0 0 0 4px rgba(255, 255, 255, 0.1),
              0 4px 12px rgba(0, 0, 0, 0.2) !important;
  transform: translateY(-2px) !important;
}

#trademc-buyform select {
  cursor: pointer !important;
  appearance: none !important;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23ffffff' d='M6 9L1 4h10z'/%3E%3C/svg%3E") !important;
  background-repeat: no-repeat !important;
  background-position: right 18px center !important;
  padding-right: 45px !important;
}

#trademc-buyform option {
  background: #667eea !important;
  color: #ffffff !important;
  padding: 10px !important;
}

#trademc-buyform button {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%) !important;
  border: none !important;
  color: #ffffff !important;
  font-weight: 600 !important;
  cursor: pointer !important;
  text-transform: uppercase !important;
  letter-spacing: 1px !important;
  font-size: 14px !important;
  box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4) !important;
  transition: all 0.3s ease !important;
}

#trademc-buyform button:hover {
  transform: translateY(-2px) !important;
  box-shadow: 0 6px 20px rgba(102, 126, 234, 0.6) !important;
  background: linear-gradient(135deg, #764ba2 0%, #667eea 100%) !important;
}

#trademc-buyform button:active {
  transform: translateY(0) !important;
}

/* Альтернативная оплата */
.donate-alt {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-radius: 24px;
  padding: 35px;
  text-align: center;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2),
              0 0 0 1px rgba(255, 255, 255, 0.1) inset;
  border: 1px solid rgba(255, 255, 255, 0.2);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.donate-alt:hover {
  transform: translateY(-5px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3),
              0 0 0 1px rgba(255, 255, 255, 0.2) inset;
}

.alt-payment-header {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-bottom: 15px;
}

.alt-icon {
  color: #ffffff;
  opacity: 0.9;
}

.alt-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: #ffffff;
  margin: 0;
}

.alt-description {
  font-size: 1rem;
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: 25px;
  font-weight: 300;
}

.alt-button {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: linear-gradient(135deg, #bb88ff 0%, #9d50bb 100%);
  color: #ffffff;
  padding: 16px 32px;
  border-radius: 12px;
  text-decoration: none;
  font-weight: 600;
  font-size: 1rem;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(187, 136, 255, 0.4);
  border: 2px solid rgba(255, 255, 255, 0.2);
}

.alt-button:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 25px rgba(187, 136, 255, 0.6);
  background: linear-gradient(135deg, #9d50bb 0%, #bb88ff 100%);
  gap: 15px;
}

.alt-button:active {
  transform: translateY(-1px);
}

.alt-button svg {
  transition: transform 0.3s ease;
}

.alt-button:hover svg {
  transform: translateX(5px);
}

/* ============================================
   Адаптивность для мобильных устройств
   ============================================ */

/* Планшеты (до 768px) */
@media (max-width: 768px) {
  .donate-container {
    padding: 15px;
  }

  .header-top-bar {
    padding: 15px 20px;
  }

  .logo-text {
    font-size: 1.5rem;
  }

  .donate-subtitle {
    font-size: 1rem;
  }

  .donate-card {
    padding: 30px 25px;
    border-radius: 20px;
  }

  .card-title {
    font-size: 1.75rem;
  }

  .donate-alt {
    padding: 25px 20px;
    border-radius: 20px;
  }

  .alt-title {
    font-size: 1.3rem;
  }

  .effect-1,
  .effect-2,
  .effect-3 {
    filter: blur(40px);
  }
}

/* Мобильные телефоны (до 480px) */
@media (max-width: 480px) {
  body {
    font-size: 14px;
  }

  .donate-container {
    padding: 10px;
  }

  .donate-header {
    margin-bottom: 25px;
    padding-top: 10px;
  }

  .logo-text {
    font-size: 1.3rem;
  }

  .donate-subtitle {
    font-size: 0.9rem;
    padding: 0 10px;
  }

  .donate-main {
    gap: 20px;
  }

  .donate-card {
    padding: 25px 20px;
    border-radius: 16px;
  }

  .card-header {
    margin-bottom: 20px;
  }

  .card-title {
    font-size: 1.5rem;
    margin-bottom: 8px;
  }

  .card-description {
    font-size: 0.9rem;
  }

  /* Улучшенные стили формы для мобильных */
  #trademc-buyform input,
  #trademc-buyform select,
  #trademc-buyform button,
  #trademc-buyform textarea {
    padding: 12px 16px !important;
    font-size: 16px !important; /* Предотвращает зум на iOS */
    margin-bottom: 15px !important;
    border-radius: 10px !important;
  }

  #trademc-buyform select {
    background-position: right 16px center !important;
    padding-right: 40px !important;
  }

  #trademc-buyform button {
    padding: 14px 20px !important;
    font-size: 13px !important;
    letter-spacing: 0.5px !important;
  }

  .donate-alt {
    padding: 20px 15px;
    border-radius: 16px;
  }

  .alt-payment-header {
    flex-direction: column;
    gap: 8px;
    margin-bottom: 12px;
  }

  .alt-icon {
    width: 28px;
    height: 28px;
  }

  .alt-title {
    font-size: 1.2rem;
  }

  .alt-description {
    font-size: 0.9rem;
    margin-bottom: 20px;
  }

  .alt-button {
    padding: 14px 24px;
    font-size: 0.95rem;
    width: 100%;
    justify-content: center;
    border-radius: 10px;
  }

  /* Уменьшаем эффекты для производительности на мобильных */
  .effect-1,
  .effect-2,
  .effect-3 {
    filter: blur(30px);
    opacity: 0.3;
  }

  .effect-1 {
    width: 250px;
    height: 250px;
  }

  .effect-2 {
    width: 300px;
    height: 300px;
  }

  .effect-3 {
    width: 200px;
    height: 200px;
  }
}

/* Маленькие мобильные (до 360px) */
@media (max-width: 360px) {
  .logo-text {
    font-size: 1.1rem;
  }

  .card-title {
    font-size: 1.3rem;
  }

  .alt-title {
    font-size: 1.1rem;
  }

  #trademc-buyform input,
  #trademc-buyform select,
  #trademc-buyform button,
  #trademc-buyform textarea {
    padding: 11px 14px !important;
    font-size: 15px !important;
  }
}

/* Ландшафтная ориентация на мобильных */
@media (max-width: 768px) and (orientation: landscape) {
  .donate-header {
    margin-bottom: 20px;
    padding-top: 5px;
  }

  .logo-text {
    font-size: 1rem;
  }

  .donate-subtitle {
    font-size: 0.9rem;
  }

  .donate-main {
    gap: 15px;
  }

  .donate-card {
    padding: 20px;
  }

  .card-header {
    margin-bottom: 15px;
  }
}

/* Высокое разрешение (Retina) */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
  .donate-card,
  .donate-alt {
    border-width: 0.5px;
  }
}

/* Улучшенная поддержка касаний */
@media (hover: none) and (pointer: coarse) {
  #trademc-buyform button,
  .alt-button {
    min-height: 44px; /* Минимальный размер для удобного касания */
  }

  #trademc-buyform input,
  #trademc-buyform select {
    min-height: 44px;
  }
}

/* Темная тема (если поддерживается) */
@media (prefers-color-scheme: dark) {
  /* Дополнительные стили для темной темы, если нужно */
}

/* Анимации для устройств с низкой производительностью */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* Печать */
@media print {
  .background-effects {
    display: none;
  }

  .donate-card,
  .donate-alt {
    background: white;
    color: black;
    box-shadow: none;
  }
}