/* ============================================
   ИТ-Портал - Enterprise Design System
   Современный корпоративный стиль
   ============================================ */

:root {
    /* Цветовая палитра */
    --primary: #1a56db; 
    --primary-dark: #1e429f;
    --primary-light: #e1effe;
    --accent: #0e9f6e;
    --accent-light: #def7ec;
    
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #71717a;
    --gray-500: #52525b;
    --gray-600: #3f3f46;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;
    
    --error: #dc2626;
    --error-light: #fee2e2;
    --success: #059669;
    
    /* Тени */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    
    /* Радиусы */
    --radius-sm: 6px;
    --radius: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: linear-gradient(135deg, #f5f7fa 0%, #e4e8ec 100%);
    color: var(--gray-900);
    line-height: 1.6;
    min-height: 100vh;
}

/* ===== ГЛАВНАЯ СТРАНИЦА ===== */
.home {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 24px;
    background-image: url('/static/rr_background.png');
}

.home__container {
    max-width: 520px;
    width: 100%;
    text-align: center;
    background: rgba(255,255,255,0.95);
    border-radius: 24px;
    padding: 56px 40px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.15);
}

.home__logo {
    width: 160px;
    height: 80px;
    margin: 0 auto 32px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.home__logo svg {
    width: 40px;
    height: 40px;
    color: white;
}

.home__title {
    font-size: 32px;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 8px;
    letter-spacing: -0.5px;
}

.home__subtitle {
    font-size: 16px;
    color: var(--gray-600);
    margin-bottom: 40px;
}

.home__buttons {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.home__btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 18px 32px;
    border: none;
    border-radius: var(--radius-lg);
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    text-decoration: none;
}

.home__btn--primary {
    background: var(--primary);
    color: white;
    box-shadow: 0 4px 12px rgba(26, 86, 219, 0.3);
}

.home__btn--primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(26, 86, 219, 0.4);
}

.home__btn--secondary {
    background: white;
    color: var(--gray-700);
    border: 2px solid var(--gray-200);
}

.home__btn--secondary:hover {
    background: var(--gray-50);
    border-color: var(--gray-300);
    transform: translateY(-1px);
}

.home__btn svg {
    width: 22px;
    height: 22px;
}

/* ===== ПРИЛОЖЕНИЕ ===== */
.app {
    max-width: 900px;
    margin: 0 auto;
    padding: 32px 24px 48px;
}

/* ===== ШАПКА ===== */
.app-header {
    margin-bottom: 32px;
}

.app-header__back {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 16px;
    background: white;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius);
    color: var(--gray-600);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.2s;
    margin-bottom: 24px;
}

.app-header__back:hover {
    background: var(--gray-50);
    color: var(--gray-900);
    border-color: var(--gray-300);
}

.app-header__title h1 {
    font-size: 28px;
    font-weight: 800;
    color: var(--gray-900);
    letter-spacing: -0.025em;
}

.app-header__subtitle {
    color: var(--gray-600); /* Подзаголовок стал отчетливее */
    font-size: 16px;
    margin-top: 4px;
}

/* ===== КАРТОЧКИ ФОРМ ===== */
.form-card {
    background: #ffffff;
    border-radius: 12px;
    border: 1px solid var(--gray-200);
    box-shadow: 0 4px 12px -2px rgba(0, 0, 0, 0.08); /* Чуть более глубокая тень */
    overflow: hidden;
    margin-bottom: 24px;
}

.form-card--hidden {
    display: none;
}

.form-card__header {
    padding: 20px 24px;
    background-color: var(--gray-50);
    border-bottom: 1.5px solid var(--gray-200); /* Четкая линия раздела */
}

.form-card__header--accent {
    background: linear-gradient(135deg, var(--accent-light) 0%, white 100%);
}

.form-card__icon {
    width: 48px;
    height: 48px;
    background: var(--primary);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    flex-shrink: 0;
}

.form-card__header--accent .form-card__icon {
    background: var(--accent);
}

.form-card__title {
    font-size: 18px;
    font-weight: 700;
    color: var(--gray-800);
}

.form-card__desc {
    font-size: 14px;
    color: var(--gray-500);
}

.form-card__body {
    padding: 28px;
}

/* ===== СЕКЦИИ ФОРМЫ ===== */
.form-section {
    font-size: 13px;
    font-weight: 600;
    color: var(--gray-500);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin: 32px 0 16px 0;
    padding-bottom: 8px;
    border-bottom: 2px solid var(--gray-100);
}

.form-section:first-child {
    margin-top: 0;
}

/* ===== ПОЛЯ ВВОДА ===== */
.form-group {
    margin-bottom: 20px;
}

.form-group--indent {
    margin-left: 24px;
    padding-left: 24px;
    border-left: 2px solid var(--gray-200);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

@media (max-width: 640px) {
    .form-row {
        grid-template-columns: 1fr;
    }
}

.form-label {
    display: block;
    margin-bottom: 8px;
    font-size: 14px;
    font-weight: 600; /* Более уверенное начертание */
    color: var(--gray-800);
}

.required {
    color: var(--error);
}

.form-field {
    width: 100%;
    padding: 12px 16px;
    background-color: #ffffff;
    border: 1.5px solid var(--gray-300); /* Увеличена толщина и контраст */
    border-radius: 8px;
    font-size: 15px;
    color: var(--gray-900); /* Черный текст вместо серого */
    transition: all 0.2s ease;
    outline: none;
}

.form-field::placeholder {
    color: var(--gray-400); /* Плейсхолдер чуть светлее */
    opacity: 1;
}

.form-field:hover {
    border-color: var(--gray-400);
}

.form-field:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(26, 86, 219, 0.15);
}

.form-field--error {
    border-color: var(--error);
    background-color: #fffafb;
}

.form-hint {
    font-size: 13px;
    color: var(--gray-500);
    margin-top: 6px;
}

/* ===== ЧЕКБОКС-КАРТОЧКИ ===== */
.checkbox-card {
    margin-bottom: 16px;
}

.checkbox-card__input {
    display: none;
}

.checkbox-card__label {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 16px 20px;
    background: var(--gray-50);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all 0.2s;
}

.checkbox-card__label:hover {
    background: white;
    border-color: var(--gray-300);
}

.checkbox-card__input:checked + .checkbox-card__label {
    background: var(--primary-light);
    border-color: var(--primary);
}

.checkbox-card--accent .checkbox-card__input:checked + .checkbox-card__label {
    background: var(--accent-light);
    border-color: var(--accent);
}

.checkbox-card__check {
    width: 24px;
    height: 24px;
    border: 2px solid var(--gray-300);
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    background: white;
    transition: all 0.2s;
    margin-top: 2px;
}

.checkbox-card__check svg {
    opacity: 0;
    color: white;
    transition: opacity 0.2s;
}

.checkbox-card__input:checked + .checkbox-card__label .checkbox-card__check {
    background: var(--primary);
    border-color: var(--primary);
}

.checkbox-card--accent .checkbox-card__input:checked + .checkbox-card__label .checkbox-card__check {
    background: var(--accent);
    border-color: var(--accent);
}

.checkbox-card__input:checked + .checkbox-card__label .checkbox-card__check svg {
    opacity: 1;
}

.checkbox-card__content {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.checkbox-card__title {
    font-size: 15px;
    font-weight: 600;
    color: var(--gray-800);
    line-height: 1.4;
}

.checkbox-card__hint {
    font-size: 13px;
    color: var(--gray-500);
}

/* ===== СПИСОК ЧЕКБОКСОВ ===== */
.checkbox-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.checkbox-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 12px 16px;
    border-radius: var(--radius);
    cursor: pointer;
    transition: background 0.2s;
}

.checkbox-item:hover {
    background: var(--gray-50);
}

.checkbox-item input {
    display: none;
}

.checkbox-item__box {
    width: 20px;
    height: 20px;
    border: 2px solid var(--gray-300);
    border-radius: 4px;
    flex-shrink: 0;
    position: relative;
    transition: all 0.2s;
    margin-top: 2px;
}

.checkbox-item input:checked + .checkbox-item__box {
    background: var(--primary);
    border-color: var(--primary);
}

.checkbox-item input:checked + .checkbox-item__box::after {
    content: '';
    position: absolute;
    left: 6px;
    top: 2px;
    width: 5px;
    height: 10px;
    border: solid white;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

.checkbox-item span:last-child {
    font-size: 14px;
    color: var(--gray-700);
    line-height: 1.5;
}

/* ===== БЛОК ДЕЙСТВИЙ ===== */
.actions-card {
    background: white;
    border-radius: var(--radius-xl);
    padding: 24px 28px;
    box-shadow: var(--shadow);
    border: 1px solid var(--gray-200);
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 16px;
    margin-bottom: 24px;
}

.actions-card__main {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

/* ===== КНОПКИ ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 12px 24px;
    border: none;
    border-radius: var(--radius);
    font-size: 15px;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    transition: all 0.2s ease;
    text-decoration: none;
}

.btn--large {
    padding: 14px 32px;
    font-size: 16px;
}

.btn--primary {
    background: var(--primary);
    color: white;
    box-shadow: 0 1px 3px 0 rgb(26 86 219 / 0.5);
}

.btn--primary:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px 0 rgb(26 86 219 / 0.4);
}

.btn--primary:disabled {
    background: var(--gray-300);
    color: var(--gray-500);
    cursor: not-allowed;
    box-shadow: none;
    transform: none;
}

.btn--outline {
    background: white;
    color: var(--primary);
    border: 2px solid var(--primary);
}

.btn--outline:hover {
    background: var(--primary-light);
}

.btn--secondary {
    background: var(--gray-100);
    color: var(--gray-700);
    border: 1px solid var(--gray-300);
}

.btn--secondary:hover {
    background: var(--gray-200);
}

.btn--ghost {
    background: transparent;
    color: var(--gray-500);
    padding: 10px 16px;
}

.btn--ghost:hover {
    background: var(--gray-100);
    color: var(--gray-700);
}

/* ===== ЗАГРУЗКА ===== */
.loading {
    display: none;
    text-align: center;
    padding: 48px;
    background: white;
    border-radius: var(--radius-xl);
    margin-bottom: 24px;
    border: 1px solid var(--gray-200);
}

.loading.active {
    display: block;
}

.loading__spinner {
    width: 48px;
    height: 48px;
    margin: 0 auto 20px;
    border: 4px solid var(--gray-200);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

.loading__text {
    color: var(--gray-600);
    font-size: 15px;
    font-weight: 500;
}

/* ===== ОШИБКИ ===== */
.error {
    background: var(--error-light);
    color: var(--error);
    padding: 16px 20px;
    border-radius: var(--radius);
    margin-bottom: 24px;
    display: none;
    font-size: 14px;
    font-weight: 500;
    border-left: 4px solid var(--error);
}

.error.active {
    display: block;
}

/* ===== УВЕДОМЛЕНИЯ ===== */
.notification {
    position: fixed;
    top: 24px;
    right: 24px;
    padding: 16px 24px;
    border-radius: var(--radius);
    font-size: 14px;
    font-weight: 600;
    z-index: 10000;
    opacity: 0;
    transform: translateX(100px);
    transition: all 0.3s ease;
    box-shadow: var(--shadow-lg);
}

.notification.active {
    opacity: 1;
    transform: translateX(0);
}

.notification--error {
    background: var(--error);
    color: white;
}

.notification--success {
    background: var(--success);
    color: white;
}

/* ===== НАТИВНАЯ МОДАЛКА ПОДТВЕРЖДЕНИЯ ===== */
.confirm-dialog {
    border: none;
    padding: 0;
    margin: 8vh auto 0;
    width: min(640px, calc(100% - 32px));
    max-width: 640px;
    background: transparent;
}

.confirm-dialog::backdrop {
    background: rgba(15, 23, 42, 0.35);
    backdrop-filter: blur(1px);
}

.confirm-dialog[open] {
    animation: confirmDialogFadeIn 0.2s ease;
}

.confirm-dialog__card {
    background: white;
    border-radius: 20px;
    border: 1px solid var(--gray-200);
    box-shadow: var(--shadow-lg);
    padding: 28px 30px 26px;
}

.confirm-dialog__title {
    font-size: 28px;
    font-weight: 700;
    color: var(--gray-900);
    line-height: 1.15;
    letter-spacing: -0.02em;
    margin-bottom: 16px;
}

.confirm-dialog__content {
    background: transparent;
    border: none;
    border-radius: 0;
    padding: 0 0 20px;
    margin-bottom: 0;
    border-bottom: 1px solid var(--gray-200);
}

.confirm-dialog__message {
    max-width: 56ch;
    font-size: 16px;
    color: var(--gray-700);
    line-height: 1.65;
}

.confirm-dialog__message p {
    margin-bottom: 14px;
}

.confirm-dialog__message p:first-child {
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--gray-500);
}

.confirm-dialog__message ol {
    margin: 0;
    padding: 0 0 0 24px;
    list-style: decimal;
}

.confirm-dialog__message li {
    margin-bottom: 14px;
    color: var(--gray-800);
}

.confirm-dialog__message li:last-child {
    margin-bottom: 0;
}

.confirm-dialog__prompt {
    margin: 16px 0 0;
    font-size: 16px;
    font-weight: 600;
    color: var(--gray-800);
    line-height: 1.5;
}

.confirm-dialog__actions {
    display: flex;
    justify-content: flex-end;
    align-items: center;
    gap: 12px;
    margin-top: 14px;
}

.confirm-dialog__actions .btn {
    min-width: 176px;
    min-height: 48px;
}

.confirm-dialog__actions .btn--ghost {
    color: var(--gray-700);
    background: white;
    border: 1px solid var(--gray-300);
}

.confirm-dialog__actions .btn--ghost:hover {
    background: var(--gray-50);
    border-color: var(--gray-400);
    color: var(--gray-900);
}

@keyframes confirmDialogFadeIn {
    from {
        opacity: 0;
        transform: translateY(12px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ===== ПОДВАЛ ===== */
.app-footer {
    text-align: center;
    padding: 24px;
    color: var(--gray-500);
    font-size: 13px;
}

/* ===== СТРАНИЦА ИНСТРУКЦИЙ ===== */
.instructions {
    max-width: 900px;
    margin: 0 auto;
    padding: 32px 24px 48px;
}

.instructions__header {
    margin-bottom: 32px;
}

.instructions__title {
    font-size: 28px;
    font-weight: 700;
    color: var(--gray-900);
    margin-top: 24px;
}

.instructions__list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.instruction-card {
    background: white;
    border-radius: var(--radius-lg);
    padding: 20px 24px;
    border: 1px solid var(--gray-200);
    transition: all 0.2s;
    cursor: pointer;
    text-decoration: none;
    color: inherit;
}

.instruction-card:hover {
    border-color: var(--primary);
    box-shadow: var(--shadow-md);
}

.instruction-card__title {
    font-size: 16px;
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: 4px;
}

.instruction-card__desc {
    font-size: 14px;
    color: var(--gray-500);
}

.instruction-card--empty {
    text-align: center;
    padding: 48px;
    color: var(--gray-500);
}

/* ===== АДАПТИВНОСТЬ ===== */
@media (max-width: 768px) {
    .app {
        padding: 20px 16px;
    }
    
    .app-header__title h1 {
        font-size: 24px;
    }
    
    .form-card__header {
        padding: 20px;
    }
    
    .form-card__body {
        padding: 20px;
    }
    
    .actions-card {
        flex-direction: column;
        align-items: stretch;
    }
    
    .actions-card__main {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
    }

    .confirm-dialog__actions {
        flex-direction: column-reverse;
    }

    .confirm-dialog__card {
        padding: 22px 20px;
        border-radius: 18px;
    }

    .confirm-dialog__title {
        font-size: 24px;
    }

    .confirm-dialog__content {
        padding-bottom: 18px;
    }

    .confirm-dialog__message {
        font-size: 16px;
    }

    .confirm-dialog__message ol {
        padding-left: 20px;
    }

    .confirm-dialog__prompt {
        font-size: 15px;
    }
    
    .home__title {
        font-size: 28px;
    }
}

/* ===== УВЕЛИЧЕННЫЙ МАСШТАБ ФОРМЫ (~110%) ===== */
@media (min-width: 641px) {
    .app {
        max-width: 980px;
        padding: 36px 28px 56px;
    }

    .app .app-header__title h1 {
        font-size: 31px;
    }

    .app .app-header__subtitle {
        font-size: 17px;
    }

    .app .form-card__header {
        padding: 22px 26px;
    }

    .app .form-card__title {
        font-size: 20px;
    }

    .app .form-card__desc {
        font-size: 15px;
    }

    .app .form-card__body {
        padding: 32px;
    }

    .app .form-section {
        font-size: 14px;
        margin: 36px 0 18px 0;
    }

    .app .form-label {
        font-size: 15px;
    }

    .app .form-field {
        min-height: 48px;
        padding: 13px 18px;
        font-size: 16px;
    }

    .app .form-row {
        gap: 22px;
    }

    .app .checkbox-card__label {
        padding: 18px 22px;
    }

    .app .checkbox-card__check {
        width: 26px;
        height: 26px;
    }

    .app .checkbox-card__title {
        font-size: 16px;
    }

    .app .checkbox-card__hint {
        font-size: 14px;
    }

    .app .checkbox-item {
        padding: 13px 18px;
        min-height: 44px;
    }

    .app .checkbox-item__box {
        width: 22px;
        height: 22px;
    }

    .app .checkbox-item span:last-child {
        font-size: 15px;
    }

    .app .actions-card {
        padding: 26px 30px;
    }

    .app .btn {
        min-height: 46px;
        padding: 13px 26px;
        font-size: 16px;
    }

    .app .btn--large {
        padding: 15px 34px;
        font-size: 17px;
    }
}

/* ===== ПЕЧАТЬ ===== */
@media print {
    body * {
        display: none !important;
    }
}

/* ===== CUSTOM DROPDOWN ===== */
.dropdown {
    position: relative;
    width: 100%;
}

.dropdown__menu {
    position: absolute;
    top: calc(100% + 4px);
    left: 0;
    right: 0;
    background: white;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    z-index: 1000;
    max-height: 280px;
    overflow-y: auto;
    display: none; /* Скрыто по умолчанию */
    animation: fadeIn 0.2s ease;
}

.dropdown__menu.active {
    display: block;
}

.dropdown__item {
    padding: 10px 16px;
    font-size: 14px;
    color: var(--gray-700);
    cursor: pointer;
    transition: all 0.15s ease;
    border-bottom: 1px solid var(--gray-50);
}

.dropdown__item:last-child {
    border-bottom: none;
}

.dropdown__item:hover {
    background-color: var(--primary-light);
    color: var(--primary);
}

.dropdown__item--no-result {
    padding: 12px 16px;
    color: var(--gray-400);
    font-style: italic;
    cursor: default;
}

/* Кастомизация скроллбара для меню */
.dropdown__menu::-webkit-scrollbar {
    width: 6px;
}
.dropdown__menu::-webkit-scrollbar-thumb {
    background: var(--gray-300);
    border-radius: 10px;
}

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