/* ============================================
   Стилизация в стиле Госуслуг
   ============================================ */

:root {
    /* Цвета Госуслуг */
    --gos-blue: #0d4cd3;
    --gos-blue-hover: #1d5deb;
    --gos-blue-active: #0b40b3;
    --gos-red: #ee3f58;
    --gos-tagline: #e4ecfd;
    --gos-background: #fafcff;
    --gos-input-bg: #f5f7fa;
    --gos-border: #99b1e6;
    --gos-text: #0b1f33;
    --gos-text-helper: #66727f;
    --gos-error: #e11432;
    --gos-white: #ffffff;
    --gos-shadow: rgba(230, 235, 245, 0.4);
}

/* ============================================
   Базовые стили
   ============================================ */

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(180deg, #e4ecfd 0%, #ffffff 100%);
    min-height: 100vh;
    padding: 0;
    color: var(--gos-text);
    font-size: 16px;
    line-height: 24px;
}

/* ============================================
   Контейнер формы
   ============================================ */

.esia-form-container {
    max-width: 420px;
    width: 100%;
    margin: 0 auto;
    padding: 40px 24px 24px;
}

/* ============================================
   Шапка
   ============================================ */

.esia-header {
    text-align: center;
    margin-bottom: 40px;
}

.header-title {
    font-size: 24px;
    font-weight: 600;
    color: var(--gos-text);
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
}

.logo-img {
    width: 48px;
    height: 48px;
}

.header-subtitle {
    font-size: 14px;
    color: var(--gos-text-helper);
}

/* ============================================
   Форма
   ============================================ */

.login-form {
    background: var(--gos-white);
    border-radius: 12px;
    padding: 32px 24px;
    box-shadow: 0 6px 16px var(--gos-shadow), 0 1px 4px var(--gos-shadow);
}

.form-group {
    margin-bottom: 24px;
}

.input-label {
    font-size: 14px;
    font-weight: 600;
    color: var(--gos-text);
    margin-bottom: 8px;
    display: block;
}

.input-wrapper {
    position: relative;
}

.plain-input {
    width: 100%;
    height: 52px;
    padding: 14px 16px;
    font-size: 16px;
    line-height: 24px;
    background-color: var(--gos-input-bg);
    border: none;
    border-radius: 8px;
    color: var(--gos-text);
    transition: all 0.2s ease;
    font-family: inherit;
}

.plain-input:focus {
    outline: none;
    background-color: var(--gos-white);
    box-shadow: 0 0 0 2px var(--gos-blue);
}

.plain-input::placeholder {
    color: var(--gos-text-helper);
    opacity: 0.6;
}

/* ============================================
   Поле пароля
   ============================================ */

.input-password {
    position: relative;
}

.password-toggle {
    position: absolute;
    top: 14px;
    right: 16px;
    width: 24px;
    height: 24px;
    border: none;
    background: url('data:image/svg+xml;base64,PHN2ZyB3aWR0aD0iMjQiIGhlaWdodD0iMjQiIHZpZXdCb3g9IjAgMCAyNCAyNCIgZmlsbD0ibm9uZSIgeG1sbnM9Imh0dHA6Ly93d3cudzMub3JnLzIwMDAvc3ZnIj4KPHBhdGggZD0iTTEyIDRDMTYgNCAxOS41IDUuNSAyMiA4TDIyIDE2QzE5LjUgMTguNSAxNiAyMCAxMiAyMEM4IDIwIDQuNSAxOC41IDIgMTZMMiA4QzQuNSA1LjUgOCA0IDEyIDRaIiBzdHJva2U9IiM2NjcyN2YiIHN0cm9rZS13aWR0aD0iMS41IiBzdHJva2UtbGluZWNhcD0icm91bmQiLz4KPHBhdGggZD0iTTEyIDhDMTMuNjU2OSA4IDE1IDkuMzQzMTUgMTUgMTFDMTUgMTIuNjU2OSAxMy42NTY5IDE0IDEyIDE0QzEwLjM0MzEgMTQgOSAxMi42NTY5IDkgMTFDOSA5LjM0MzE1IDEwLjM0MzEgOCAxMiA4WiIgc3Ryb2tlPSIjNjY3MjdmIiBzdHJva2Utd2lkdGg9IjEuNSIvPgo8L3N2Zz4K') no-repeat center;
    background-size: contain;
    cursor: pointer;
    padding: 0;
}

.password-toggle:hover {
    opacity: 0.7;
}

.password-toggle.show {
    background-image: url('data:image/svg+xml;base64,PHN2ZyB3aWR0aD0iMjQiIGhlaWdodD0iMjQiIHZpZXdCb3g9IjAgMCAyNCAyNCIgZmlsbD0ibm9uZSIgeG1sbnM9Imh0dHA6Ly93d3cudzMub3JnLzIwMDAvc3ZnIj4KPHBhdGggZD0iTTIgMTJDMiA5IDQgNi41IDcgNU0yMiAxMkMyMiA5IDIwIDYuNSA3IDVNOSA3TDcgNU0xNSA1QzE3IDUuNSA5IDIxIDEyIDIxQzE1IDIxIDIxIDIxIDIxIDIxTTE5IDIwTDEyIDIxWk0xOCAxM0MyMCAxMyAyMSAxMyAyMSAxM00xMiAyMUMxNSAyMSAxNyAxOSAyMSAxNiIgc3Ryb2tlPSIjNjY3MjdmIiBzdHJva2Utd2lkdGg9IjEuNSIgc3Ryb2tlLWxpbmVjYXA9InJvdW5kIi8+Cjwvc3ZnPgo=');
}

/* ============================================
   Кнопки
   ============================================ */

.esia-button {
    display: block;
    width: 100%;
    height: 52px;
    border-radius: 8px;
    border: none;
    background-color: var(--gos-blue);
    color: var(--gos-white);
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    font-family: inherit;
}

.esia-button:hover {
    background-color: var(--gos-blue-hover);
}

.esia-button:active {
    background-color: var(--gos-blue-active);
}

.esia-button:disabled {
    background-color: var(--gos-input-bg);
    color: var(--gos-text-helper);
    cursor: not-allowed;
}

.esia-button-wide {
    margin-top: 40px;
}

/* ============================================
   Ссылки
   ============================================ */

.link-button {
    background: none;
    border: none;
    color: var(--gos-blue);
    font-size: 14px;
    cursor: pointer;
    padding: 0;
    font-family: inherit;
}

.link-button:hover {
    color: var(--gos-blue-hover);
}

.recovery-link {
    text-align: left;
    margin-top: -8px;
    margin-bottom: 8px;
}

/* ============================================
   Делитель
   ============================================ */

.divider {
    border: none;
    border-top: 1px solid #e6ebf5;
    margin: 40px 0;
}

/* ============================================
   Альтернативные способы входа
   ============================================ */

.other-methods-content {
    text-align: center;
}

.other-methods-title {
    font-size: 14px;
    color: var(--gos-text-helper);
    margin-bottom: 16px;
}

/* ============================================
   Сообщения об ошибках
   ============================================ */

.error-message {
    background-color: #fef0cc;
    color: var(--gos-error);
    padding: 12px 16px;
    border-radius: 8px;
    font-size: 14px;
    margin-top: 16px;
    border-left: 4px solid var(--gos-error);
    animation: slideDown 0.3s ease;
}

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

/* ============================================
   Инфо-баннер
   ============================================ */

.info-banner {
    background-color: #edf2fe;
    padding: 16px;
    border-radius: 8px;
    margin-top: 24px;
    text-align: center;
}

.info-banner p {
    font-size: 14px;
    color: var(--gos-text-helper);
}

.info-banner strong {
    color: var(--gos-blue);
    font-weight: 600;
}

/* ============================================
   Поле кода подтверждения
   ============================================ */

.code-input {
    font-size: 32px;
    font-weight: 600;
    letter-spacing: 16px;
    text-align: center;
    padding: 0;
}

.code-input::placeholder {
    letter-spacing: 0;
    font-size: 16px;
}

/* ============================================
   Экранная навигация
   ============================================ */

.screen {
    display: none;
    animation: fadeIn 0.3s ease;
}

.screen.active {
    display: block;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

/* ============================================
   Адаптация для мобильных
   ============================================ */

@media (max-width: 767px) {
    .esia-form-container {
        padding: 20px 16px;
    }

    .login-form {
        padding: 24px 16px;
    }

    .logo-img {
        width: 40px;
        height: 40px;
    }

    .header-title {
        font-size: 20px;
    }
}

/* ============================================
   Анимация загрузки
   ============================================ */

.loading {
    opacity: 0.6;
    pointer-events: none;
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid var(--gos-white);
    border-top-color: transparent;
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* ============================================
   Экран успешной авторизации с кодом
   ============================================ */

.auth-code-container {
    text-align: center;
    margin-top: 20px;
}

.code-display {
    background: var(--gos-white);
    border: 2px solid var(--gos-blue);
    border-radius: 12px;
    padding: 32px 24px;
    margin-bottom: 24px;
    box-shadow: 0 4px 20px var(--gos-shadow);
}

.code-label {
    font-size: 14px;
    color: var(--gos-text-helper);
    margin-bottom: 8px;
    font-weight: 500;
}

.code-value {
    font-size: 36px;
    font-weight: 700;
    color: var(--gos-blue);
    margin-bottom: 12px;
    letter-spacing: 2px;
    font-family: 'Courier New', monospace;
}

.code-description {
    font-size: 14px;
    color: var(--gos-text-helper);
    line-height: 20px;
}

.info-banner.success {
    background: linear-gradient(135deg, #e8f5e8 0%, #f0f8f0 100%);
    border: 1px solid #4caf50;
    border-radius: 8px;
    padding: 16px;
    margin-bottom: 24px;
    text-align: left;
}

.info-banner.success p {
    margin-bottom: 8px;
    font-size: 14px;
    color: #2e7d32;
}

.info-banner.success p:last-child {
    margin-bottom: 0;
}

.esia-button-secondary {
    background: var(--gos-input-bg);
    color: var(--gos-text);
    border: 1px solid var(--gos-border);
}

.esia-button-secondary:hover {
    background: #e8ecf2;
    border-color: var(--gos-blue);
}

.esia-button-secondary:active {
    background: #dde2ea;
}

/* Дополнительные стили для мобильных устройств */
@media (max-width: 480px) {
    .code-value {
        font-size: 28px;
    }
    
    .code-display {
        padding: 24px 16px;
    }
}