/* Стили для форм обратной связи — glassmorphism 2025 */
.travel-form-container, .contact-form-container {
    max-width: 580px;
    margin: 0 auto 2rem;
    padding: 2.25rem 2.5rem;
    background: rgba(255, 255, 255, 0.72);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.6);
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.07), 0 1px 4px rgba(0, 0, 0, 0.04);
}

.travel-form, .contact-form {
    width: 100%;
}

/* Снимаем uppercase темы внутри форм */
.travel-form-container *,
.contact-form-container * {
    text-transform: none;
    letter-spacing: normal;
}

/* Разделитель секций — только капитализация первой буквы */
.travel-form-container .form-section-title,
.contact-form-container .form-section-title {
    font-size: 0.72rem;
    font-weight: 600;
    color: #9aa3ad;
    letter-spacing: 0.05em;
    text-transform: uppercase; /* намеренно — tiny label */
}

.form-group {
    margin-bottom: 1.8rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.6rem;
    font-weight: 600;
    color: #1e2d3d;
    font-size: 0.88rem;
    line-height: 1.45;
    letter-spacing: 0.01em;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.85rem 1rem;
    border: 1.5px solid #b8c4ce;
    border-radius: 10px;
    font-size: 0.95rem;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    transition: border-color 0.2s, box-shadow 0.2s, background 0.2s;
    box-sizing: border-box;
    font-family: inherit;
    color: #1a252f;
}

/* Select — полностью самодостаточное правило, без backdrop-filter */
.form-group select {
    width: 100%;
    padding: 0.95rem 2.5rem 1rem 1rem;
    border: 1.5px solid #b8c4ce;
    border-radius: 10px;
    font-size: 0.95rem;
    background-color: rgba(255, 255, 255, 0.92);
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='m6 8 4 4 4-4'/%3e%3c/svg%3e");
    background-position: right 0.9rem center;
    background-repeat: no-repeat;
    background-size: 1.25rem 1.25rem;
    color: #1a252f;
    font-family: inherit;
    appearance: none;
    -webkit-appearance: none;
    line-height: 1.7;
    box-sizing: border-box;
    transition: border-color 0.2s, box-shadow 0.2s;
    cursor: pointer;
    min-height: 3rem;
}

.form-group select option {
    background: #ffffff;
    color: #1a252f;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #4a8fc8;
    background: #ffffff;
    box-shadow: 0 0 0 3px rgba(74, 143, 200, 0.18);
}

.form-group select:focus {
    outline: none;
    border-color: #4a8fc8;
    background-color: #ffffff;
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%234a8fc8' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='m6 8 4 4 4-4'/%3e%3c/svg%3e");
    background-position: right 0.9rem center;
    background-repeat: no-repeat;
    background-size: 1.25rem 1.25rem;
    box-shadow: 0 0 0 3px rgba(74, 143, 200, 0.18);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

.submit-btn {
    background: linear-gradient(135deg, #4a8fc8 0%, #3476b5 100%);
    color: #ffffff;
    padding: 0.9rem 2rem;
    border: none;
    border-radius: 10px;
    cursor: pointer;
    font-size: 0.95rem;
    font-weight: 600;
    transition: opacity 0.2s, transform 0.15s, box-shadow 0.2s;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    text-transform: none;
    font-family: inherit;
    letter-spacing: 0.3px;
    width: 100%;
    margin-top: 0.5rem;
    box-shadow: 0 2px 10px rgba(52, 118, 181, 0.3);
}

.submit-btn:hover {
    opacity: 0.92;
    transform: translateY(-1px);
    box-shadow: 0 5px 18px rgba(52, 118, 181, 0.4);
}

.submit-btn:active {
    transform: translateY(0);
    opacity: 1;
    box-shadow: 0 2px 6px rgba(52, 118, 181, 0.25);
}

.submit-btn i {
    font-size: 1.1em;
}

/* Сообщения об успехе/ошибке */
.form-message {
    padding: 1rem;
    border-radius: 6px;
    margin-bottom: 1.5rem;
    font-weight: 500;
}

.form-success {
    background: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.form-error {
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

/* Мобильная адаптация */
@media (max-width: 768px) {
    .travel-form-container, .contact-form-container {
        margin: 0;
        padding: 1.5rem;
        border-radius: 12px;
    }

    .form-group {
        margin-bottom: 1.1rem;
    }

    .form-group label {
        margin-bottom: 0.4rem;
        font-size: 0.88rem;
    }

    .form-group input,
    .form-group select,
    .form-group textarea {
        padding: 0.65rem 0.8rem;
        font-size: 16px; /* Предотвращает зум на iOS */
        border-radius: 8px;
    }

    .form-group select {
        padding: 0.65rem 2.2rem 0.65rem 0.8rem;
        font-size: 16px;
    }

    .form-group textarea {
        min-height: 80px;
    }

    .checkbox-group {
        padding: 1rem;
        margin: 1.2rem 0;
    }

    .submit-btn {
        width: 100%;
        justify-content: center;
        padding: 0.9rem 1.5rem;
    }

    .form-subtitle {
        margin-bottom: 1.2rem;
        font-size: 0.88rem;
    }
}

/* Стили для радиокнопок */
.form-group input[type="radio"] {
    width: 18px;
    height: 18px;
    margin-right: 0.75rem;
    margin-top: 0.2rem;
    accent-color: #3498db;
    cursor: pointer;
}

.form-group label input[type="radio"] + span {
    cursor: pointer;
    user-select: none;
}

.form-group label:has(input[type="radio"]) {
    display: flex;
    align-items: flex-start;
    font-weight: 400;
    margin-bottom: 0.75rem;
    padding: 0.5rem;
    border-radius: 8px;
    transition: background-color 0.2s ease;
}

.form-group label:has(input[type="radio"]):hover {
    background-color: rgba(52, 152, 219, 0.05);
}

.form-group label:has(input[type="radio"]:checked) {
    background-color: rgba(52, 152, 219, 0.1);
    color: #2980b9;
}

/* Стили для чекбоксов */
.form-group input[type="checkbox"] {
    width: 18px;
    height: 18px;
    margin-right: 0.75rem;
    margin-top: 0.2rem;
    accent-color: #3498db;
    cursor: pointer;
}

.form-group label input[type="checkbox"] + span {
    cursor: pointer;
    user-select: none;
}

.form-group label:has(input[type="checkbox"]) {
    display: flex;
    align-items: flex-start;
    font-weight: 400;
    margin-bottom: 0.75rem;
    padding: 0.5rem;
    border-radius: 8px;
    transition: all 0.3s ease;
    cursor: pointer;
    position: relative;
}

.form-group label:has(input[type="checkbox"]):hover {
    background-color: rgba(52, 152, 219, 0.05);
}

.form-group label:has(input[type="checkbox"]:checked) {
    background-color: rgba(39, 174, 96, 0.07);
    color: inherit;
}

/* Подсказка — инфо-блок между полями */
.form-note {
    margin: -0.6rem 0 1.4rem;
    padding: 0.55rem 0.85rem;
    background: rgba(91, 155, 213, 0.07);
    border-left: 2.5px solid rgba(91, 155, 213, 0.45);
    border-radius: 0 6px 6px 0;
    font-size: 0.8rem;
    color: #6b7f94;
    line-height: 1.45;
}

.form-note p {
    margin: 0;
}

.form-note p::before {
    content: "ⓘ ";
    font-style: normal;
    color: #5b9bd5;
    font-size: 0.9em;
}

/* Заголовок формы */
.form-title {
    font-size: 1.4rem;
    font-weight: 700;
    color: #1a252f;
    margin-bottom: 0.4rem;
    text-align: center;
}

.form-subtitle {
    font-size: 0.92rem;
    color: #7f8c8d;
    text-align: center;
    margin-bottom: 2rem;
    line-height: 1.5;
}

/* Подводка под заголовком страницы */
.page-lead {
    font-size: 1rem;
    color: #555c63;
    font-family: 'Source Sans Pro', Helvetica, sans-serif;
    line-height: 1.65;
    margin-bottom: 2rem;
    text-align: left;
}

.page-lead a {
    color: #5b9bd5;
    text-decoration: none;
    border-bottom: none;
}

.page-lead a:hover {
    color: #4585c2;
}

/* Разделитель секций */
.form-section-title {
    font-size: 0.78rem;
    font-weight: 600;
    color: #95a5a6;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin: 2rem 0 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid #f0f0f0;
}

/* Плейсхолдеры */
.form-group input::placeholder,
.form-group textarea::placeholder {
    color: #8896a0;
    opacity: 1;
}

/* Select в состоянии placeholder (required:invalid или has disabled:checked) */
.form-group select:required:invalid,
.form-group select:has(option[value=""]:checked) {
    color: #8896a0;
}

@media (prefers-color-scheme: dark) {
    .form-group select:required:invalid,
    .form-group select:has(option[value=""]:checked) {
        color: rgba(255, 255, 255, 0.32);
    }
}

/* Стили для согласия на обработку персональных данных */
.checkbox-group {
    background: rgba(74, 143, 200, 0.07);
    border: 1.5px solid rgba(74, 143, 200, 0.3);
    border-radius: 12px;
    padding: 1.25rem 1.5rem;
    margin: 1.5rem 0;
}

.checkbox-container {
    display: flex;
    align-items: flex-start;
    cursor: pointer;
    user-select: none;
}

.checkbox-container input[type="checkbox"] {
    width: 20px;
    height: 20px;
    margin-right: 1rem;
    margin-top: 0.2rem;
    accent-color: #3498db;
    cursor: pointer;
    flex-shrink: 0;
}

.privacy-text {
    font-size: 0.95rem;
    line-height: 1.5;
    color: #2c3e50;
    font-weight: 400;
}

.privacy-details {
    margin-top: 0.5rem;
    padding: 0;
    background: none;
    border: none;
    border-radius: 0;
    font-size: 0.8rem;
    line-height: 1.4;
    color: #888;
    font-style: normal;
}

.privacy-details p {
    margin: 0 0 0.75rem 0;
}

.privacy-details p:last-child {
    margin-bottom: 0;
}

.privacy-details strong {
    color: #2c3e50;
    font-weight: 600;
}

.privacy-details a {
    color: #3498db;
    text-decoration: none;
}

.privacy-details a:hover {
    text-decoration: underline;
}

/* Стили для кастомного file input */
.file-input-wrapper {
    width: 100%;
    padding: 1rem;
    border: 1px solid #e1e5e9;
    border-radius: 12px;
    font-size: 0.95rem;
    background: #fafbfc;
    transition: all 0.3s ease;
    box-sizing: border-box;
    font-family: inherit;
    color: #7f8c8d;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.file-input-wrapper:hover {
    border-color: #3498db;
    background: white;
    transform: translateY(-1px);
}

.file-input-wrapper:focus-within {
    outline: none;
    border-color: #3498db;
    background: white;
    box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.1);
}

.file-input-hidden {
    display: none;
}

.file-input-button {
    display: none;
}

.file-input-text {
    color: #7f8c8d;
    font-style: italic;
    font-size: 0.95rem;
}

.file-input-text.file-selected {
    color: #2c3e50;
    font-weight: 400;
    font-style: normal;
}

.file-input-text.file-encrypted {
    color: #27ae60;
    font-weight: 500;
    font-style: normal;
}

.file-input-wrapper::after {
    content: "📎";
    font-size: 1.1rem;
    color: #95a5a6;
    margin-left: 0.5rem;
}

.file-input-wrapper.file-encrypted::after {
    content: "🔒";
    color: #27ae60;
}

/* Индикатор процесса шифрования */
.encryption-status {
    margin-top: 0.5rem;
    padding: 0.5rem;
    border-radius: 8px;
    font-size: 0.9rem;
    text-align: center;
    transition: all 0.3s ease;
}

.encryption-status.encrypting {
    background: #fff3cd;
    color: #856404;
    border: 1px solid #ffeaa7;
}

.encryption-status.encrypted {
    background: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.encryption-status.error {
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

/* Анимация шифрования */
.encrypting-spinner {
    display: inline-block;
    width: 16px;
    height: 16px;
    border: 2px solid #f3f3f3;
    border-top: 2px solid #856404;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-right: 0.5rem;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.file-info {
    margin-top: 0.5rem;
    text-align: left;
}

.file-info small {
    color: #7f8c8d;
    font-size: 0.8rem;
    font-style: italic;
}

/* Нумерованные сноски — маленькие круглые бейджи */
sup.fn {
    display: inline-block;
    min-width: 1.4em;
    height: 1.4em;
    line-height: 1.4em;
    text-align: center;
    background: rgba(91, 155, 213, 0.18);
    color: #5b9bd5 !important;
    border-radius: 50%;
    font-size: 0.58em;
    font-weight: 700;
    vertical-align: baseline;
    position: relative;
    top: -0.5em;
    margin-left: 0.25em;
    text-decoration: none !important;
    font-style: normal;
}

/* Сворачиваемый юридический текст — без рамки */
.legal-details {
    margin-top: 1.5rem;
}

.legal-details summary {
    padding: 0.4rem 0;
    font-size: 0.8rem;
    color: #5b9bd5;
    cursor: pointer;
    list-style: none;
    user-select: none;
    display: inline-flex;
    align-items: baseline;
    gap: 0.35rem;
    text-decoration: underline;
    text-decoration-color: rgba(91, 155, 213, 0.4);
    text-underline-offset: 3px;
    transition: color 0.2s, text-decoration-color 0.2s;
    line-height: 1.5;
}

.legal-details summary sup.fn {
    flex-shrink: 0;
    text-decoration: none;
}

.legal-details summary::-webkit-details-marker {
    display: none;
}

.legal-details summary::after {
    content: "↓";
    font-size: 0.85em;
    transition: transform 0.2s ease;
    display: inline-block;
    text-decoration: none;
}

.legal-details[open] summary::after {
    transform: rotate(180deg);
}

.legal-details summary:hover {
    color: #4585c2;
    text-decoration-color: rgba(69, 133, 194, 0.6);
}

.legal-text {
    padding: 0.75rem 0 0;
    font-size: 0.79rem;
    color: #8a9199;
    line-height: 1.65;
}

.legal-text p {
    margin: 0 0 0.7rem;
}

.legal-text p:last-child {
    margin-bottom: 0;
}

.legal-text a {
    color: #3498db;
    text-decoration: none;
}

.legal-text a:hover {
    text-decoration: underline;
}

.legal-note {
    font-size: 0.78rem;
    color: #aaa;
    margin-top: 0.75rem;
    line-height: 1.5;
}

/* Кнопка загрузки файла — единый стиль с формой */
.file-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.7rem 1.4rem;
    background: rgba(91, 155, 213, 0.1);
    color: #5b9bd5;
    border: 1.5px solid rgba(91, 155, 213, 0.35);
    border-radius: 8px;
    font-size: 0.88rem;
    font-weight: 500;
    cursor: pointer;
    transition: background 0.2s, border-color 0.2s;
    font-family: inherit;
}

.file-btn:hover {
    background: rgba(91, 155, 213, 0.18);
    border-color: #5b9bd5;
}

.file-name-display {
    margin-left: 0.75rem;
    font-size: 0.82rem;
    color: #7f8c8d;
}

@media (prefers-color-scheme: dark) {
    .file-btn {
        color: #7ab3e0;
        border-color: rgba(91, 155, 213, 0.3);
        background: rgba(91, 155, 213, 0.08);
    }
    .file-name-display {
        color: #888;
    }
}

/* Тёмная тема — тёмная карточка с достаточным контрастом */
@media (prefers-color-scheme: dark) {
    .travel-form-container, .contact-form-container {
        background: rgba(22, 26, 34, 0.88);
        backdrop-filter: blur(28px);
        -webkit-backdrop-filter: blur(28px);
        border-color: rgba(255, 255, 255, 0.1);
        box-shadow: 0 8px 32px rgba(0, 0, 0, 0.45), 0 1px 6px rgba(0, 0, 0, 0.3);
    }

    .form-group label {
        color: #dde3ea;
    }

    .form-group input,
    .form-group select,
    .form-group textarea {
        background: rgba(255, 255, 255, 0.07);
        border-color: rgba(255, 255, 255, 0.16);
        color: #e8edf4;
    }

    .form-group select {
        background-color: rgba(255, 255, 255, 0.07);
        background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%23aab2bb' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='m6 8 4 4 4-4'/%3e%3c/svg%3e");
        background-position: right 0.9rem center;
        background-repeat: no-repeat;
        background-size: 1.25rem 1.25rem;
        border-color: rgba(255, 255, 255, 0.16);
        color: #e8edf4;
    }

    .form-group select option {
        background: #1e2533;
        color: #e8edf4;
    }

    .form-group select:focus {
        background-color: rgba(255, 255, 255, 0.11);
        background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%236aaee0' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='m6 8 4 4 4-4'/%3e%3c/svg%3e");
        background-position: right 0.9rem center;
        background-repeat: no-repeat;
        background-size: 1.25rem 1.25rem;
    }

    .form-group input::placeholder,
    .form-group textarea::placeholder {
        color: rgba(255, 255, 255, 0.32);
    }

    .form-group input:focus,
    .form-group select:focus,
    .form-group textarea:focus {
        border-color: #6aaee0;
        background: rgba(255, 255, 255, 0.11);
        box-shadow: 0 0 0 3px rgba(106, 174, 224, 0.2);
    }

    .submit-btn {
        background: linear-gradient(135deg, #3d82be 0%, #2d6aa8 100%);
        box-shadow: 0 2px 10px rgba(45, 106, 168, 0.4);
    }

    .submit-btn:hover {
        opacity: 0.9;
        box-shadow: 0 5px 18px rgba(45, 106, 168, 0.5);
    }

    .form-note {
        background: rgba(91, 155, 213, 0.1);
        border-left-color: rgba(91, 155, 213, 0.5);
        color: #8ca8c4;
    }

    .form-note p::before {
        color: #7ab3e0;
    }

    .form-subtitle {
        color: #99a6b0;
    }

    .checkbox-group {
        background: rgba(91, 155, 213, 0.1);
        border-color: rgba(91, 155, 213, 0.3);
    }

    .privacy-text {
        color: #c8d4de;
    }

    .privacy-details {
        color: #8a9baa;
    }

    .privacy-details a {
        color: #7ab3e0;
    }

    .legal-details summary {
        color: #7ab3e0;
        text-decoration-color: rgba(122, 179, 224, 0.4);
    }

    .legal-text {
        color: #8fa4b8;
    }

    .legal-text a {
        color: #7ab3e0;
    }

    .legal-note {
        color: #6a7884;
    }

    /* Success/error в тёмной теме */
    .form-success {
        background: rgba(39, 174, 96, 0.15);
        color: #6ecf9a;
        border-color: rgba(39, 174, 96, 0.3);
    }

    .form-error {
        background: rgba(231, 76, 60, 0.15);
        color: #f08080;
        border-color: rgba(231, 76, 60, 0.3);
    }

    .form-group label:has(input[type="checkbox"]:checked) {
        background-color: rgba(39, 174, 96, 0.1);
    }

    sup.fn {
        background: rgba(122, 179, 224, 0.2);
        color: #7ab3e0 !important;
    }

    .file-btn {
        background: rgba(91, 155, 213, 0.15);
        color: #7ab3e0;
        border-color: rgba(91, 155, 213, 0.35);
    }

    .file-btn:hover {
        background: rgba(91, 155, 213, 0.25);
        border-color: #7ab3e0;
    }

    .file-name-display {
        color: #7a8896;
    }
}