@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@400;500;700&display=swap');
:root {
    --primary-color: #6a5acd; /* SlateBlue */
    --secondary-color: #f0e6ff; /* Lavender */
    --background-color: #f4f4f9; /* Light Grey */
    --text-color: #333;
    --card-bg: #ffffff;
    --shadow: 0 10px 20px rgba(0,0,0,0.1);
    --border-radius: 15px;
}
body {
    font-family: 'Montserrat', sans-serif;
    margin: 0;
    background-color: var(--background-color);
    color: var(--text-color);
    line-height: 1.6;
}
header {
    background: var(--card-bg);
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    padding: 1rem 5%;
    position: sticky;
    top: 0;
    z-index: 1000;
}
nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.logo {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--primary-color);
}
.nav-links {
    list-style: none;
    display: flex;
    gap: 2rem;
    margin: 0;
    padding: 0;
}
.nav-links a {
    text-decoration: none;
    color: var(--text-color);
    font-weight: 500;
    transition: color 0.3s ease;
}
.nav-links a:hover {
    color: var(--primary-color);
}
.lang-switcher {
    position: relative;
    display: flex;
    background-color: var(--secondary-color);
    border-radius: 50px;
    padding: 4px;
}
.lang-switcher button {
    background: transparent;
    border: none;
    color: var(--text-color);
    padding: 0.5rem 1.2rem;
    cursor: pointer;
    transition: color 0.3s ease;
    z-index: 2;
    font-weight: 500;
}
.lang-switcher button.active {
    color: white;
}
body.dark-theme .lang-switcher button.active {
    color: #1a1a2e;
}
.lang-switcher .lang-switcher-slider {
    position: absolute;
    top: 4px;
    left: 4px;
    width: calc(50% - 4px);
    height: calc(100% - 8px);
    background-color: var(--primary-color);
    border-radius: 50px;
    transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    z-index: 1;
}
.controls {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}
.telegram-header-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.6rem 1.2rem;
    background: var(--primary-color);
    color: white;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 500;
    font-size: 0.9rem;
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px rgba(103, 58, 183, 0.3);
}
.telegram-header-btn:hover {
    background: #5848b7;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(103, 58, 183, 0.4);
}
.telegram-header-btn svg {
    width: 20px;
    height: 20px;
}
body.dark-theme .telegram-header-btn {
    background: #7f5af0;
    box-shadow: 0 2px 8px rgba(127, 90, 240, 0.3);
}
body.dark-theme .telegram-header-btn:hover {
    background: #9d79f7;
    box-shadow: 0 4px 12px rgba(127, 90, 240, 0.4);
}
.theme-toggle {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    transition: transform 0.3s ease;
}
.theme-toggle:hover {
    transform: scale(1.2);
}
/* Dark Theme */
body.dark-theme {
    --background-color: #1a1a2e;
    --card-bg: #16213e;
    --text-color: #e0e1dd;
    --secondary-color: #0f3460;
    --primary-color: #7f5af0; /* Brighter purple for dark bg */
}
/* Smooth transition for all elements */
body, header, .tariff-card, .promo-section {
    transition: background-color 0.5s ease, color 0.5s ease;
}
main {
    padding: 2rem 5%;
}
.tariffs {
    text-align: center;
    margin-bottom: 4rem;
}
.tariffs h1 {
    font-size: 2.5rem;
    margin-bottom: 2rem;
    animation: fadeInDown 1s ease-out;
}
.tariff-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}
.tariff-card {
    background: var(--card-bg);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    animation: fadeInUp 0.5s ease-out forwards;
    opacity: 0;
}
.tariff-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0,0,0,0.15);
}
.tariff-card h2 {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}
.tariff-card .price {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
}
.tariff-card button {
    background: var(--primary-color);
    color: white;
    border: none;
    padding: 0.8rem 2rem;
    border-radius: 50px;
    cursor: pointer;
    font-weight: 500;
    transition: background-color 0.3s ease;
}
.tariff-card button:hover {
    background-color: #5848b7;
}
/* Staggered animation for cards */
.tariff-card:nth-child(1) { animation-delay: 0.1s; }
.tariff-card:nth-child(2) { animation-delay: 0.2s; }
.tariff-card:nth-child(3) { animation-delay: 0.3s; }
.tariff-card:nth-child(4) { animation-delay: 0.4s; }
.tariff-card:nth-child(5) { animation-delay: 0.5s; }
.promo-section {
    text-align: center;
    padding: 3rem 1rem;
    background: var(--secondary-color);
    border-radius: var(--border-radius);
    margin-top: 2rem;
}
.promo-section h2 {
    margin-bottom: 1.5rem;
}
.promo-input {
    display: flex;
    justify-content: center;
    gap: 1rem;
}
.promo-input input {
    padding: 0.8rem;
    border-radius: 50px;
    border: 1px solid #ccc;
    width: 300px;
}
.promo-input button {
    background: var(--primary-color);
    color: white;
    border: none;
    padding: 0.8rem 2rem;
    border-radius: 50px;
    cursor: pointer;
    transition: background-color 0.3s ease;
}
.promo-input button:hover {
    background-color: #5848b7;
}
@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}
/* Chat Widget Styles */
.chat-widget {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    z-index: 1001;
}
.chat-toggle-button {
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: 50%;
    width: 60px;
    height: 60px;
    display: flex;
    justify-content: center;
    align-items: center;
    box-shadow: 0 4px 10px rgba(0,0,0,0.2);
    cursor: pointer;
    transition: transform 0.3s ease, background-color 0.3s ease;
}
.chat-toggle-button:hover {
    transform: scale(1.1);
}
.chat-window {
    position: absolute;
    bottom: 80px;
    right: 0;
    width: 350px;
    background: var(--card-bg);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    transform: scale(0.5) translateY(50px);
    transform-origin: bottom right;
    opacity: 0;
    pointer-events: none;
    transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275), opacity 0.3s ease;
}
.chat-window.open {
    transform: scale(1) translateY(0);
    opacity: 1;
    pointer-events: auto;
}
.chat-header {
    background: var(--primary-color);
    color: white;
    padding: 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.chat-header h3 {
    margin: 0;
    font-size: 1.2rem;
}
.chat-close-button {
    background: none;
    border: none;
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
}
.chat-body {
    padding: 1rem;
    flex-grow: 1;
    min-height: 200px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}
.chat-message {
    padding: 0.5rem 1rem;
    border-radius: 15px;
    max-width: 80%;
    word-wrap: break-word;
}
.chat-message.user {
    background: var(--primary-color);
    color: white;
    border-bottom-right-radius: 0;
    align-self: flex-end;
}
.chat-message.support {
    background: var(--secondary-color);
    color: var(--text-color);
    border-bottom-left-radius: 0;
    align-self: flex-start;
}
.chat-footer {
    display: flex;
    padding: 1rem;
    border-top: 1px solid #eee;
}
body.dark-theme .chat-footer {
    border-top-color: #333;
}
.chat-footer input {
    flex-grow: 1;
    border: 1px solid #ccc;
    border-radius: 50px;
    padding: 0.5rem 1rem;
    margin-right: 0.5rem;
}
.chat-footer button {
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    font-weight: bold;
    cursor: pointer;
}
/* Payment Modal Styles */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 2000;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}
.modal-overlay.open {
    opacity: 1;
    pointer-events: auto;
}
.modal-content {
    background: var(--card-bg);
    padding: 2rem;
    border-radius: var(--border-radius);
    width: 90%;
    max-width: 500px;
    position: relative;
    transform: translateY(-50px);
    transition: transform 0.3s ease;
}
.modal-overlay.open .modal-content {
    transform: translateY(0);
}
.modal-close-button {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: none;
    border: none;
    font-size: 1.8rem;
    color: var(--text-color);
    cursor: pointer;
}
.payment-details {
    margin: 2rem 0;
}
.payment-details p {
    background: var(--secondary-color);
    padding: 1rem;
    border-radius: 8px;
}
.detail-item {
    display: flex;
    justify-content: space-between;
    padding: 0.8rem 0;
    border-bottom: 1px solid #eee;
}
body.dark-theme .detail-item {
    border-bottom-color: #333;
}
.detail-item span {
    opacity: 0.8;
}
.detail-item strong {
    word-break: break-all;
    text-align: right;
}
.payment-timer {
    text-align: center;
    margin-top: 1.5rem;
}
.payment-timer #timer {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-top: 0.5rem;
}
.payment-footer {
    margin-top: 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
}
.payment-id-display {
    font-size: 0.9rem;
    opacity: 0.7;
}
#check-payment-btn {
    background: var(--primary-color);
    color: white;
    border: none;
    padding: 0.8rem 1.5rem;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 500;
    transition: background-color 0.3s ease;
}
#check-payment-btn:hover {
    background-color: #5848b7;
}
#check-payment-btn:disabled {
    background-color: #ccc;
    cursor: not-allowed;
}
/* Общие стили модальных окон */
.modal-overlay {
  position: fixed; inset: 0;
  background: rgba(30,30,40,0.85);
  display: none; align-items: center; justify-content: center;
  z-index: 10010;
}
.modal-overlay.open {
  display: flex;
}
.modal-content {
  background: var(--card-bg);
  border-radius: 20px;
  box-shadow: 0 14px 50px rgba(0,0,0,0.3);
  max-width: 380px;
  width: 90%;
  padding: 2rem;
  position: relative;
  animation: scaleIn 0.22s cubic-bezier(0.22, 1, 0.36, 1);
  color: var(--text-color);
}
@keyframes scaleIn {
  from {opacity: 0; transform: scale(0.8);}
  to {opacity: 1; transform: scale(1);}
}
.modal-close {
  position: absolute;
  top: 15px;
  right: 15px;
  font-size: 2rem;
  background: none;
  border: none;
  color: var(--text-color);
  opacity: 0.6;
  cursor: pointer;
  transition: opacity 0.2s ease;
}
.modal-close:hover {
  opacity: 1;
}
h2.modal-title {
  margin-top: 0;
  text-align: center;
  font-weight: 600;
  font-size: 1.7rem;
  color: var(--primary-color);
}

/* Улучшенный стиль кнопок для способов оплаты */
.pay-method {
  background: #153371;
  border: none;
  border-radius: 16px;
  padding: 1.15em 1em;
  display: flex;
  align-items: center;
  gap: 0.7em;
  box-shadow: 0 3px 16px rgba(44,62,124,0.08);
  cursor: pointer;
  margin-bottom: 1.07em;
  transition: background 0.19s, box-shadow 0.16s;
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-color);
}
.pay-method svg {
  width: 28px;
  height: 28px;
  flex-shrink: 0;
  stroke: var(--primary-color);
  stroke-width: 2;
  fill: none;
}
.pay-method:hover {
  background: #222e58;
  box-shadow: 0 7px 32px rgba(127,90,240,0.09);
  color: #fff;
}
.pay-method:hover svg {
  stroke: #fff;
  fill: #fff;
}

.payment-info {
  margin-top: 1.5rem;
  text-align: center;
  font-size: 1rem;
  min-height: 42px;
  line-height: 1.3;
  color: var(--text-color);
  user-select: none;
}
.payment-timer {
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--primary-color);
  margin-top: 1.7rem;
  text-align: center;
}
.payment-footer {
  margin-top: 2rem;
  display: flex;
  justify-content: center;
  gap: 1rem;
}
.btn-check {
  padding: 0.8rem 2rem;
  font-weight: 600;
  border-radius: 50px;
  border: none;
  cursor: pointer;
  background-color: var(--primary-color);
  color: white;
  transition: background-color 0.25s ease;
}
.btn-check:disabled {
  background-color: #aaa;
  cursor: not-allowed;
}
.btn-check:hover:enabled {
  background-color: #5848b7;
}
.payment-details {
  margin-top: 1rem;
  text-align: left;
  user-select: all;
  font-family: monospace;
  font-size: 1rem;
  line-height: 1.3;
}
.payment-details span.title {
  font-weight: 600;
  color: var(--primary-color);
}
.payment-details div.row {
  margin: 6px 0;
  display: flex;
  justify-content: space-between;
}

/* Секция промокода */
.promo-input {
display: flex;
justify-content: center;
align-items: center;
gap: 0.5rem;
margin-top: 1rem;
}

#promo-code {
width: 160px; /* компактная ширина */
height: 36px; /* уменьшили высоту */
border-radius: 10px;
border: 1px solid #ccc;
padding: 0 10px;
font-size: 14px;
}
#activate-promo {
height: 36px; /* вровень с полем */
padding: 0 16px;
border: none;
border-radius: 10px;
background: #7f5af0;
color: #fff;
font-size: 14px;
font-weight: 500;
cursor: pointer;
transition: background-color 0.25s ease;
}

#activate-promo:hover {
background: #6843c5;
}
.promo-section {
max-width: 400px; /* ограничиваем ширину */
margin: 2rem auto; /* центрируем по горизонтали */
background: #1f2a4d; /* можно оставить твой синий */
padding: 1.5rem;
border-radius: 16px; /* чуть скругляем углы */
text-align: center;
}
/* ... другие стили ... */

/* ... другие стили ... */

#tariff-offer-link {
    display: block; /* Делаем его блочным, а не строчным */
    width: 90%;
    margin: 8px auto; /* Центрируем */
    padding: 10px;
    border: 2px dashed #4a4c6a; /* Убираем белую рамку, делаем пунктир */
    background-color: #1a1a2e;  /* Фон как у модалки (для темной темы) */
    border-radius: 8px;
    font-family: monospace;
    font-size: 0.95rem;
    text-align: center;
    cursor: pointer;
    color: var(--text-color); /* Цвет текста */
    word-wrap: break-word; /* Для переноса длинных ссылок */
    transition: background-color 0.2s;
}

/* Эффект при наведении, чтобы было понятно, что можно нажать */
#tariff-offer-link:hover {
    background-color: #2a2c4a;
}

/* Для светлой темы, если она включена */
body:not(.dark-theme) #tariff-offer-link {
    background-color: #f0e6ff; /* Светлый фон */
    border-color: #ccc;
}
body:not(.dark-theme) #tariff-offer-link:hover {
    background-color: #e0d0ff;
}
#tariff-offer-timer {
    font-size: 2.8rem;      /* Увеличили размер шрифта */
    font-weight: 700;
    color: var(--primary-color);
    margin-top: 0.8rem;     /* Увеличили отступ сверху */
    text-align: center;     /* Центрируем текст */
    width: 100%;            /* Задаем ширину для корректного центрирования */
    letter-spacing: 2px;    /* Добавляем немного пространства между цифрами */
    text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.2); /* Легкая тень для объема */
}
/* --- Стили для Кнопки и Модального окна Статуса Оффера --- */

/* Кнопка статуса (подарок) */
.offer-status-button {
  position: fixed;
  /* Располагаем НАД кнопкой чата */
  right: 20px;
  bottom: 90px; /* 20px (отступ чата) + 60px (высота чата) + 10px (пробел) */
  width: 50px;  /* Чуть меньше кнопки чата */
  height: 50px;
  border: none;
  border-radius: 50%;
  background: linear-gradient(135deg, #f7b733, #fc4a1a); /* Оранжево-желтый градиент */
  color: white;
  font-size: 24px;
  cursor: pointer;
  display: flex; /* Используем flex для центрирования иконки */
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 15px rgba(0,0,0,0.3);
  transition: transform 0.3s ease, box-shadow 0.3s ease, background 0.3s ease;
  z-index: 9999; /* Ниже чата, но выше остального */
}
.offer-status-button:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 20px rgba(0,0,0,0.4);
}

/* Стиль для кнопки, когда оффер истек */
.offer-status-button.expired {
    background: linear-gradient(135deg, #6c757d, #343a40); /* Серо-черный градиент */
    filter: grayscale(80%); /* Делаем иконку серой */
}

/* Модальное окно статуса */
#offer-status-modal .modal-content {
  max-width: 350px; /* Делаем его поменьше */
  padding: 1.5rem; /* Уменьшаем паддинги */
  background: linear-gradient(135deg, #3b3d56, #27293d); /* Темно-фиолетовый градиент */
  color: #e0e0e0;
  box-shadow: 0 20px 60px rgba(127, 90, 240, 0.4);
}
body:not(.dark-theme) #offer-status-modal .modal-content {
    background: linear-gradient(135deg, #7c6fc7, #6a5acd); /* Фиолетовый градиент для светлой темы */
    color: white;
}

#offer-status-details {
  margin-top: 1rem;
  text-align: center;
  line-height: 1.6;
}

#offer-status-details strong {
    color: #ffffff;
    font-weight: 700;
}
body:not(.dark-theme) #offer-status-details strong {
    color: #ffffff;
}

/* Ссылка в окне статуса */
.offer-status-link {
    display: block;
    margin: 8px auto;
    padding: 10px;
    border: 2px dashed rgba(255, 255, 255, 0.3);
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    font-family: monospace;
    font-size: 0.9rem;
    cursor: pointer;
    color: #ffffff;
    word-wrap: break-word;
    transition: all 0.2s;
}
.offer-status-link:hover {
    background-color: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.5);
}
body:not(.dark-theme) .offer-status-link {
    background-color: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.4);
    color: #ffffff;
}
body:not(.dark-theme) .offer-status-link:hover {
    background-color: rgba(255, 255, 255, 0.3);
    border-color: rgba(255, 255, 255, 0.6);
}

/* Таймер в окне статуса */
.offer-status-timer {
    font-size: 1.8rem;
    font-weight: 700;
    color: #ffffff;
    margin-top: 0.5rem;
    letter-spacing: 1px;
}
body:not(.dark-theme) .offer-status-timer {
    color: #ffffff;
}

/* Сообщение об истекшем тарифе */
.offer-expired-message {
    color: #ff6b6b; /* Красный цвет */
    font-weight: bold;
    margin-top: 1rem;
}
/* Зачеркивание в истекшем */
#offer-status-details s {
    color: #6c757d;
}
#offer-status-details s strong {
    color: #888 !important; /* Перебиваем цвет акцента */
}

/* === Welcome Overlay (Выбор платформы) === */
.welcome-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(13, 5, 24, 0.95);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 3000;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.welcome-overlay.hidden {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.welcome-box {
    background: var(--card-bg);
    padding: 3rem;
    border-radius: var(--border-radius);
    text-align: center;
    border: 2px solid var(--primary-color);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5), 0 0 30px rgba(106, 90, 205, 0.3);
    max-width: 500px;
    width: 90%;
    animation: slideInUp 0.5s ease;
}

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

.welcome-box h1 {
    color: var(--primary-color);
    text-shadow: 0 0 20px rgba(106, 90, 205, 0.5);
    margin-bottom: 1rem;
    font-size: 2rem;
}

.welcome-box p {
    margin-bottom: 2rem;
    font-size: 1.1rem;
    color: var(--text-color);
}

.welcome-options {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
}

.welcome-option {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.8rem;
    text-decoration: none;
    color: var(--text-color);
    padding: 1.5rem;
    border-radius: var(--border-radius);
    border: 2px solid transparent;
    transition: all 0.3s ease;
    background: rgba(106, 90, 205, 0.05);
    min-width: 140px;
}

.welcome-option:hover {
    transform: translateY(-5px);
    border-color: var(--primary-color);
    color: var(--primary-color);
    box-shadow: 0 10px 30px rgba(106, 90, 205, 0.3);
    background: rgba(106, 90, 205, 0.1);
}

.welcome-option svg {
    color: var(--primary-color);
    transition: all 0.3s ease;
}

.welcome-option:hover svg {
    filter: drop-shadow(0 0 10px var(--primary-color));
    transform: scale(1.1);
}

.welcome-option span {
    font-weight: 600;
    font-size: 1rem;
}

/* Dark theme adjustments */
body.dark-theme .welcome-box {
    background: #27293d;
    border-color: #7f5af0;
}

body.dark-theme .welcome-box h1 {
    color: #7f5af0;
}

body.dark-theme .welcome-box p {
    color: #e0e0e0;
}

body.dark-theme .welcome-option {
    color: #e0e0e0;
    background: rgba(127, 90, 240, 0.1);
}

body.dark-theme .welcome-option:hover {
    color: #7f5af0;
    border-color: #7f5af0;
    box-shadow: 0 10px 30px rgba(127, 90, 240, 0.4);
    background: rgba(127, 90, 240, 0.2);
}