/* style.css */
:root {
    --bg: #0f1117;
    --card: #1a1d27;
    --accent: #6c5ce7;
    --green: #00d2a0;
    --text: #e0e0e0;
    --text-secondary: #888;
    --radius: 16px;
    --transition: 0.2s ease;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg);
    color: var(--text);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    align-items: center;
    padding: 20px;
}

.container {
    width: 100%;
    max-width: 800px;
}

/* Заголовки */
h1 {
    font-size: 32px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 8px;
    background: linear-gradient(135deg, #a78bfa, #6c5ce7);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.subtitle {
    text-align: center;
    color: var(--text-secondary);
    margin-bottom: 40px;
    font-size: 16px;
}

/* Карточки тарифов */
.tariffs {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
    margin-bottom: 40px;
}

.card {
    background: var(--card);
    border-radius: var(--radius);
    padding: 30px 24px;
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: transform var(--transition), border-color var(--transition);
}

.card:hover {
    transform: translateY(-4px);
    border-color: var(--accent);
}

.card.popular {
    border-color: var(--accent);
    position: relative;
}

.card.popular::before {
    content: 'Популярный';
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--accent);
    color: white;
    font-size: 12px;
    padding: 4px 16px;
    border-radius: 20px;
    font-weight: 600;
}

.card-name {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 12px;
}

.card-price {
    font-size: 48px;
    font-weight: 800;
    color: white;
    margin-bottom: 4px;
}

.card-period {
    color: var(--text-secondary);
    font-size: 14px;
    margin-bottom: 24px;
}

.card-features {
    list-style: none;
    text-align: left;
    margin-bottom: 24px;
}

.card-features li {
    padding: 6px 0;
    color: var(--text-secondary);
    font-size: 14px;
}

.card-features li::before {
    content: '✓ ';
    color: var(--green);
    font-weight: 700;
}

.btn {
    display: inline-block;
    width: 100%;
    padding: 14px;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    border: none;
    transition: all var(--transition);
    text-align: center;
    color: white;
}

.btn-primary {
    background: var(--accent);
}

.btn-primary:hover {
    background: #5a4bd1;
    transform: translateY(-1px);
}

.btn-green {
    background: var(--green);
    color: #0f1117;
}

.btn-green:hover {
    background: #00e6b0;
}

.btn-outline {
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn-outline:hover {
    border-color: var(--accent);
    background: rgba(108, 92, 231, 0.1);
}

/* Формы */
.form-container {
    background: var(--card);
    border-radius: var(--radius);
    padding: 40px 32px;
    max-width: 420px;
    margin: 0 auto;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-size: 14px;
    color: var(--text-secondary);
    font-weight: 500;
}

.form-group input {
    width: 100%;
    padding: 14px 16px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    color: white;
    font-size: 16px;
    transition: border-color var(--transition);
}

.form-group input:focus {
    outline: none;
    border-color: var(--accent);
}

.form-footer {
    text-align: center;
    margin-top: 24px;
    font-size: 14px;
    color: var(--text-secondary);
}

.form-footer a {
    color: var(--accent);
    text-decoration: none;
    font-weight: 500;
}

.form-footer a:hover {
    text-decoration: underline;
}

/* Личный кабинет */
.lk-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 32px;
}

.lk-header .user-info {
    font-size: 14px;
    color: var(--text-secondary);
}

.key-block {
    background: var(--card);
    border-radius: var(--radius);
    padding: 24px;
    margin-bottom: 20px;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.key-block .label {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.key-block .key-value {
    font-family: 'Courier New', monospace;
    font-size: 14px;
    background: rgba(0, 0, 0, 0.3);
    padding: 12px;
    border-radius: 8px;
    word-break: break-all;
    user-select: all;
    cursor: pointer;
    color: var(--green);
}

.key-block .expiry {
    font-size: 14px;
    margin-top: 12px;
    color: var(--text-secondary);
}

.key-block .expiry span {
    color: white;
    font-weight: 600;
}

.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-secondary);
}

.empty-state .icon {
    font-size: 64px;
    margin-bottom: 16px;
}

.logout-btn {
    background: transparent;
    border: 1px solid rgba(255, 100, 100, 0.3);
    color: #ff6b6b;
    padding: 8px 20px;
    border-radius: 8px;
    cursor: pointer;
    font-size: 14px;
    transition: all var(--transition);
}

.logout-btn:hover {
    background: rgba(255, 100, 100, 0.1);
    border-color: #ff6b6b;
}

/* Уведомления */
.alert {
    padding: 14px 18px;
    border-radius: 12px;
    margin-bottom: 20px;
    font-size: 14px;
    text-align: center;
}

.alert-success {
    background: rgba(0, 210, 160, 0.1);
    border: 1px solid rgba(0, 210, 160, 0.3);
    color: var(--green);
}

.alert-error {
    background: rgba(255, 100, 100, 0.1);
    border: 1px solid rgba(255, 100, 100, 0.3);
    color: #ff6b6b;
}

/* Адаптив */
@media (max-width: 600px) {
    h1 { font-size: 24px; }
    .card-price { font-size: 36px; }
    .tariffs { grid-template-columns: 1fr; }
}
footer {
    margin-top: auto !important;
    width: 100%;
    max-width: 800px;
}
/* Фиксированный футер внизу */
html, body {
    height: 100%;
    margin: 0;
}
body {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}
.container {
    flex: 1;
}
footer {
    margin-top: auto !important;
    width: 100%;
    max-width: 800px;
}

/* Кнопка Вход в правом верхнем углу */
.top-nav {
    position: absolute;
    top: 20px;
    right: 20px;
    z-index: 10;
}
.top-nav a {
    padding: 8px 20px;
    font-size: 14px;
}

/* Контейнер для страниц без футера внутри */
.page-wrapper {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}
.page-wrapper .container {
    flex: 1;
}