/* ===================================
   PROFIT TRANS CALCULATOR - STYLES
   Цветовая схема: #6303C6 (фиолетовый)
   Дата создания: 5 ноября 2025
   =================================== */

/* CSS Variables - Брендовые цвета Profit Trans */
:root {
    --color-primary: #6303C6;           /* Основной фиолетовый (для кнопок и UI) */
    --color-primary-hover: #4f0299;     /* Темнее при hover */
    --color-primary-light: #7a1fd9;     /* Светлее (для акцентов) */
    --color-nav: #FFFFFF;               /* Белый (для навигации: назад/закрыть) */
    --color-stat: #00D4AA;              /* Мятный зеленый (для статистики: 1000+) */
    --color-success: #34c759;           /* Зеленый (успех) */
    --color-warning: #ff9500;           /* Оранжевый (предупреждение) */
    --color-danger: #ff3b30;            /* Красный (ошибка) */

    --color-bg-primary: #000000;        /* Черный фон */
    --color-bg-secondary: #1c1c1e;      /* Темно-серый */
    --color-bg-tertiary: #2c2c2e;       /* Серый (карточки) */
    --color-bg-input: #3a3a3c;          /* Серый (инпуты) */

    --color-text-primary: #ffffff;      /* Белый текст */
    --color-text-secondary: #8e8e93;    /* Серый текст */
    --color-text-tertiary: #636366;     /* Темно-серый текст */

    --color-border: #3a3a3c;            /* Серая граница */

    --border-radius-small: 8px;
    --border-radius-medium: 12px;
    --border-radius-large: 16px;

    --spacing-xs: 8px;
    --spacing-sm: 12px;
    --spacing-md: 16px;
    --spacing-lg: 20px;
    --spacing-xl: 24px;

    --font-size-xs: 12px;
    --font-size-sm: 14px;
    --font-size-md: 16px;
    --font-size-lg: 18px;
    --font-size-xl: 24px;
}

/* ===================================
   BASE STYLES
   =================================== */

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Helvetica', 'Arial', sans-serif;
    background: var(--color-bg-primary);
    color: var(--color-text-primary);
    overflow: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ===================================
   CONTAINER
   =================================== */

.app-container {
    width: 100%;
    max-width: 480px;
    height: 100vh;
    margin: 0 auto;
    background: var(--color-bg-primary);
    overflow: hidden;
    position: relative;
}

/* ===================================
   STATUS BAR
   =================================== */

.status-bar {
    height: 44px;
    background: var(--color-bg-primary);
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 var(--spacing-lg);
    font-size: var(--font-size-sm);
    font-weight: 600;
    position: sticky;
    top: 0;
    z-index: 100;
}

.time {
    background: var(--color-danger);
    padding: 4px 8px;
    border-radius: var(--border-radius-small);
    font-size: var(--font-size-xs);
}

.telegram-badge {
    background: #0088cc;
    padding: 4px 8px;
    border-radius: var(--border-radius-small);
    font-size: var(--font-size-xs);
}

.signal-icons {
    font-size: var(--font-size-sm);
}

/* ===================================
   APP HEADER
   =================================== */

.app-header {
    background: var(--color-bg-tertiary);
    padding: var(--spacing-md) var(--spacing-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 44px;
    z-index: 99;
}

.back-button {
    color: var(--color-nav);
    font-size: var(--font-size-md);
    cursor: pointer;
    user-select: none;
    transition: opacity 0.2s;
}

.back-button:active {
    opacity: 0.6;
}

.app-title {
    text-align: center;
    flex: 1;
}

.app-title h1 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: 2px;
    color: var(--color-text-primary);
}

.app-title .subtitle {
    font-size: var(--font-size-xs);
    color: var(--color-text-secondary);
}

.menu-button {
    color: var(--color-text-secondary);
    font-size: 20px;
    cursor: pointer;
    user-select: none;
}

/* ===================================
   CONTENT AREA
   =================================== */

.content {
    height: calc(100vh - 88px);
    background: var(--color-bg-secondary);
    overflow-y: auto;
    padding-bottom: var(--spacing-xl);
    -webkit-overflow-scrolling: touch;
}

.content::-webkit-scrollbar {
    display: none;
}

/* ===================================
   SCREEN MANAGEMENT
   =================================== */

.screen {
    display: none;
    height: 100%;
}

.screen.active {
    display: block;
    opacity: 1 !important;
    transform: translateY(0) !important;
}

/* ===================================
   WELCOME SCREEN
   =================================== */

.welcome-section {
    padding: var(--spacing-xl);
    text-align: center;
}

.company-logo {
    margin: var(--spacing-xl) auto;
    display: flex;
    align-items: center;
    justify-content: center;
}

.welcome-title {
    font-size: var(--font-size-xl);
    font-weight: 700;
    margin-bottom: var(--spacing-xl);
    line-height: 1.3;
    color: var(--color-text-primary);
}

.features-list {
    margin: var(--spacing-xl) 0;
    text-align: left;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md) 0;
    border-bottom: 1px solid var(--color-border);
    font-size: var(--font-size-md);
}

.feature-item:last-child {
    border-bottom: none;
}

.feature-icon {
    font-size: 24px;
    width: 32px;
    text-align: center;
}

.service-stats {
    display: flex;
    align-items: center;
    justify-content: center;
    margin: var(--spacing-xl) 0;
    padding: var(--spacing-md);
    background: var(--color-bg-tertiary);
    border-radius: var(--border-radius-medium);
}

.stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
}

.stat-number {
    font-size: 24px;
    font-weight: bold;
    color: var(--color-stat);
}

.stat-label {
    font-size: 14px;
    color: var(--color-text-secondary);
    text-align: center;
}

/* ===================================
   BUTTONS
   =================================== */

.primary-button {
    width: 100%;
    background: var(--color-primary);
    color: var(--color-text-primary);
    border: none;
    padding: var(--spacing-md);
    border-radius: var(--border-radius-medium);
    font-size: var(--font-size-md);
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s, transform 0.1s;
    margin-top: var(--spacing-md);
}

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

.primary-button:active {
    transform: scale(0.98);
}

.secondary-button {
    width: 100%;
    background: var(--color-bg-tertiary);
    color: var(--color-text-primary);
    border: 1px solid var(--color-border);
    padding: var(--spacing-md);
    border-radius: var(--border-radius-medium);
    font-size: var(--font-size-md);
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s;
    margin-top: var(--spacing-sm);
}

.secondary-button:hover {
    background: var(--color-bg-input);
}

.secondary-button-small {
    background: var(--color-primary);
    color: var(--color-text-primary);
    border: none;
    padding: 8px 12px;
    border-radius: var(--border-radius-small);
    font-size: var(--font-size-xs);
    font-weight: 600;
    cursor: pointer;
    white-space: nowrap;
}

/* ===================================
   FORMS
   =================================== */

.calculator-form {
    padding: var(--spacing-lg);
}

.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-group.flex-1 {
    flex: 1;
    min-width: 0;
}

.form-row {
    display: flex;
    gap: var(--spacing-md);
}

.form-label {
    display: block;
    margin-bottom: var(--spacing-sm);
    font-size: var(--font-size-md);
    font-weight: 500;
    color: var(--color-text-primary);
}

.optional-badge {
    font-size: var(--font-size-xs);
    color: var(--color-text-secondary);
    font-weight: 400;
    margin-left: var(--spacing-xs);
}

.form-input {
    width: 100%;
    background: var(--color-bg-input);
    border: 1px solid transparent;
    padding: var(--spacing-md);
    border-radius: var(--border-radius-medium);
    color: var(--color-text-primary);
    font-size: var(--font-size-md);
    transition: border-color 0.2s;
}

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

.form-input::placeholder {
    color: var(--color-text-secondary);
}

.form-select {
    width: 100%;
    background: var(--color-bg-input);
    border: 1px solid transparent;
    padding: var(--spacing-md);
    border-radius: var(--border-radius-medium);
    color: var(--color-text-primary);
    font-size: var(--font-size-md);
    cursor: pointer;
}

.input-with-button {
    display: flex;
    gap: var(--spacing-sm);
    align-items: center;
}

.form-hint {
    margin-top: var(--spacing-xs);
    font-size: var(--font-size-xs);
    color: var(--color-text-secondary);
}

.form-hint-small {
    margin-top: 4px;
    font-size: 11px;
    color: var(--color-text-tertiary);
    text-align: center;
}

/* ===================================
   CHECKBOXES & RADIOS
   =================================== */

.checkbox-inline {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.checkbox-input {
    width: 20px;
    height: 20px;
    accent-color: var(--color-primary);
    cursor: pointer;
}

.checkbox-input-hidden {
    position: absolute;
    opacity: 0;
    cursor: pointer;
}

.checkbox-group-styled {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    margin: var(--spacing-md) 0;
}

.checkbox-card {
    display: block;
    cursor: pointer;
}

.checkbox-card-content {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    background: var(--color-bg-tertiary);
    padding: var(--spacing-md);
    border-radius: var(--border-radius-medium);
    border: 2px solid transparent;
    transition: border-color 0.2s;
}

.checkbox-input-hidden:checked + .checkbox-card-content {
    border-color: var(--color-primary);
    background: rgba(99, 3, 198, 0.1);
}

.checkbox-card-icon {
    font-size: 24px;
    width: 32px;
    text-align: center;
}

.checkbox-card-text {
    flex: 1;
}

.checkbox-card-title {
    font-size: var(--font-size-md);
    font-weight: 500;
    margin-bottom: 4px;
}

.checkbox-card-price {
    font-size: var(--font-size-xs);
    color: var(--color-text-secondary);
}

.checkbox-indicator {
    width: 24px;
    height: 24px;
    border: 2px solid var(--color-border);
    border-radius: 50%;
    position: relative;
    transition: background 0.2s, border-color 0.2s;
}

.checkbox-input-hidden:checked ~ .checkbox-card-content .checkbox-indicator {
    background: var(--color-primary);
    border-color: var(--color-primary);
}

.checkbox-input-hidden:checked ~ .checkbox-card-content .checkbox-indicator::after {
    content: '✓';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: white;
    font-size: 14px;
    font-weight: bold;
}

/* Radio buttons */
.radio-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.radio-item {
    display: block;
    cursor: pointer;
}

.radio-input {
    position: absolute;
    opacity: 0;
}

.radio-card {
    background: var(--color-bg-tertiary);
    padding: var(--spacing-md);
    border-radius: var(--border-radius-medium);
    border: 2px solid transparent;
    transition: border-color 0.2s;
}

.radio-input:checked + .radio-card {
    border-color: var(--color-primary);
    background: rgba(99, 3, 198, 0.1);
}

.radio-title {
    font-size: var(--font-size-md);
    font-weight: 500;
    margin-bottom: 4px;
}

.radio-subtitle {
    font-size: var(--font-size-xs);
    color: var(--color-text-secondary);
}

/* ===================================
   SECTIONS
   =================================== */

.section-title {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin: var(--spacing-xl) var(--spacing-lg) var(--spacing-md);
    color: var(--color-text-primary);
}

.info-note {
    margin-top: var(--spacing-lg);
    padding: var(--spacing-md);
    background: var(--color-bg-tertiary);
    border-radius: var(--border-radius-medium);
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    text-align: center;
}

/* ===================================
   RESULTS SCREEN
   =================================== */

.results-container {
    padding: var(--spacing-lg);
}

.comparison-table {
    display: grid;
    /* V2.1: 2 колонки вместо 3 (убран "Авто до МСК") 28.11.2025 */
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-sm);
    margin: var(--spacing-md) 0 var(--spacing-xl);
}

.comparison-card {
    background: var(--color-bg-tertiary);
    padding: var(--spacing-md);
    border-radius: var(--border-radius-medium);
    text-align: center;
    position: relative;
    border: 2px solid transparent;
}

.comparison-card.recommended {
    border-color: var(--color-primary);
}

/* Стили для выбранной карточки доставки (v2.1) */
.comparison-card.selected {
    border-color: var(--color-success) !important;
    background: rgba(52, 199, 89, 0.1);
    transform: scale(1.02);
    box-shadow: 0 4px 20px rgba(52, 199, 89, 0.3);
}

.comparison-card {
    cursor: pointer;
    transition: all 0.3s ease;
}

.comparison-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
}

.comparison-badge {
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-warning);
    color: white;
    padding: 4px 8px;
    border-radius: var(--border-radius-small);
    font-size: 10px;
    font-weight: 600;
    text-transform: uppercase;
}

.recommended-badge {
    background: var(--color-primary);
}

.comparison-title {
    font-size: var(--font-size-md);
    font-weight: 600;
    margin-top: 24px;
    margin-bottom: 4px;
}

.comparison-time {
    font-size: var(--font-size-xs);
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-sm);
}

.comparison-price {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 4px;
    /* Тонкая белая обводка для читаемости */
    -webkit-text-stroke: 0.5px rgba(255, 255, 255, 0.8);
    font-weight: 800; /* Жирный шрифт */
}

/* ✅ ИСПРАВЛЕНИЕ CSS: Цены доставки - белый жирный шрифт */
#price-railway,
#price-auto-msk,
#price-heihe {
    color: white !important;
    font-weight: bold !important;
    font-size: var(--font-size-lg) !important;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.8) !important; /* Тень для контраста */
    display: block;
    text-align: center;
    margin: var(--spacing-sm) 0;
}

.comparison-details {
    font-size: var(--font-size-xs);
    color: var(--color-text-tertiary);
}

/* Accordion */
.accordion {
    margin: var(--spacing-xl) 0;
}

.accordion-header {
    width: 100%;
    background: var(--color-bg-tertiary);
    border: none;
    padding: var(--spacing-md);
    border-radius: var(--border-radius-medium);
    color: var(--color-text-primary);
    font-size: var(--font-size-md);
    font-weight: 500;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    transition: background 0.2s;
}

.accordion-header:hover {
    background: var(--color-bg-input);
}

.accordion-icon {
    transition: transform 0.3s;
}

.accordion-header.active .accordion-icon {
    transform: rotate(180deg);
}

.accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out;
}

.accordion-content.active {
    max-height: 2000px;
}

.details-section {
    background: var(--color-bg-tertiary);
    padding: var(--spacing-md);
    border-radius: var(--border-radius-medium);
    margin-top: var(--spacing-sm);
}

.details-section-title {
    font-size: var(--font-size-md);
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--color-text-primary);  /* ✅ БЕЛЫЙ ЦВЕТ вместо фиолетового */
    /* Убрана белая обводка - не нужна для белого текста */
    font-weight: 700; /* Жирный шрифт */
    margin-top: var(--spacing-md); /* Добавлены отступы */
}

.details-row {
    display: flex;
    justify-content: space-between;
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid var(--color-border);
}

.details-row:last-child {
    border-bottom: none;
}

.details-row.total {
    font-weight: 600;
    padding-top: var(--spacing-md);
    border-top: 2px solid var(--color-border);
}

.details-label {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
}

.details-value {
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-text-primary);
}

/* Totals */
.totals-section {
    background: var(--color-bg-tertiary);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-medium);
    margin: var(--spacing-xl) 0;
}

.total-row {
    display: flex;
    justify-content: space-between;
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid var(--color-border);
}

.total-row:last-child {
    border-bottom: none;
}

.total-row.highlighted {
    background: rgba(99, 3, 198, 0.1);
    padding: var(--spacing-md);
    margin: var(--spacing-sm) calc(-1 * var(--spacing-lg));
    border-radius: var(--border-radius-small);
}

.total-label {
    font-size: var(--font-size-md);
    color: var(--color-text-secondary);
}

.total-row.highlighted .total-label {
    color: var(--color-text-primary);
    font-weight: 600;
}

.total-value {
    font-size: var(--font-size-md);
    font-weight: 600;
    color: var(--color-text-primary);
}

.total-row.highlighted .total-value {
    font-size: var(--font-size-lg);
    color: var(--color-text-primary);
    font-weight: bold;
    text-shadow: 0 0 8px rgba(255, 255, 255, 0.3);
}

/* Action buttons */
.action-buttons {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-xl);
}

/* ===================================
   RESPONSIVE
   =================================== */

@media (max-width: 480px) {
    .app-container {
        border-radius: 0;
    }

    .comparison-table {
        grid-template-columns: 1fr;
    }
}

/* ===================================
   ANIMATIONS
   =================================== */

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

.screen.active {
    animation: fadeIn 0.3s ease-out;
}

/* ===================================
   AI LOADER WITH TRUCK ANIMATION
   =================================== */

/* AI Loader Overlay */
.ai-loader-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: rgba(0, 0, 0, 0.9);
    display: none;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    z-index: 9999;
}

.ai-loader-overlay.active {
    display: flex;
}

.ai-loader-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xl);
}

.ai-loader-text {
    color: var(--color-text-primary);
    font-size: var(--font-size-lg);
    font-weight: 600;
    text-align: center;
}

/* Truck Animation */
.loader {
    width: fit-content;
    height: fit-content;
    display: flex;
    align-items: center;
    justify-content: center;
}

.truckWrapper {
    width: 200px;
    height: 100px;
    display: flex;
    flex-direction: column;
    position: relative;
    align-items: center;
    justify-content: flex-end;
    overflow-x: hidden;
}

/* truck upper body */
.truckBody {
    width: 130px;
    height: fit-content;
    margin-bottom: 6px;
    animation: motion 1s linear infinite;
}

/* truck suspension animation*/
@keyframes motion {
    0% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(3px);
    }
    100% {
        transform: translateY(0px);
    }
}

/* truck's tires */
.truckTires {
    width: 130px;
    height: fit-content;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0px 10px 0px 15px;
    position: absolute;
    bottom: 0;
}

.truckTires svg {
    width: 24px;
}

.road {
    width: 100%;
    height: 1.5px;
    background-color: #282828;
    position: relative;
    bottom: 0;
    align-self: flex-end;
    border-radius: 3px;
}

.road::before {
    content: "";
    position: absolute;
    width: 20px;
    height: 100%;
    background-color: #282828;
    right: -50%;
    border-radius: 3px;
    animation: roadAnimation 1.4s linear infinite;
    border-left: 10px solid white;
}

.road::after {
    content: "";
    position: absolute;
    width: 10px;
    height: 100%;
    background-color: #282828;
    right: -65%;
    border-radius: 3px;
    animation: roadAnimation 1.4s linear infinite;
    border-left: 4px solid white;
}

.lampPost {
    position: absolute;
    bottom: 0;
    right: -90%;
    height: 90px;
    animation: roadAnimation 1.4s linear infinite;
}

@keyframes roadAnimation {
    0% {
        transform: translateX(0px);
    }
    100% {
        transform: translateX(-350px);
    }
}

/* ===================================
   ЧЕСТНЫЙ ЗНАК ИНДИКАТОР
   =================================== */

/* Основной контейнер индикатора */
.honest-mark-indicator {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--color-bg-tertiary);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-small);
    margin-top: var(--spacing-xs);
    margin-bottom: var(--spacing-sm);
}

/* Логотип честного знака */
.hm-logo {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    opacity: 0.9;
}

/* Контейнер контента */
.hm-content {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

/* Badge статуса */
.hm-badge {
    font-size: var(--font-size-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 2px 6px;
    border-radius: 4px;
    white-space: nowrap;
}

/* Требуется маркировка - зеленый */
.hm-badge.required {
    color: var(--color-success);
    background: rgba(52, 199, 89, 0.1);
    border: 1px solid rgba(52, 199, 89, 0.3);
}

/* Не требуется - серый */
.hm-badge.not-required {
    color: var(--color-text-secondary);
    background: rgba(142, 142, 147, 0.1);
    border: 1px solid rgba(142, 142, 147, 0.3);
}

/* Текст "Честный знак" */
.hm-text {
    color: var(--color-text-secondary);
    font-size: var(--font-size-xs);
    font-weight: 400;
}

/* Адаптивность для мобильных */
@media (max-width: 480px) {
    .honest-mark-indicator {
        padding: 6px var(--spacing-xs);
        gap: 6px;
    }

    .hm-logo {
        width: 16px;
        height: 16px;
    }

    .hm-badge {
        font-size: 10px;
        padding: 1px 4px;
    }

    .hm-text {
        font-size: 10px;
    }
}