/**
 * Zuhur Exchange - Main Styles
 */

/* Base Styles */
:root {
    /* Colors */
    --color-primary: #1e56a0;
    --color-primary-light: #3a7bd5;
    --color-primary-dark: #163172;
    --color-secondary: #d6e4f0;
    --color-text: #333333;
    --color-text-light: #666666;
    --color-background: #ffffff;
    --color-card: #ffffff;
    --color-border: #e0e0e0;
    --color-success: #28a745;
    --color-danger: #dc3545;
    --color-warning: #ffc107;
    --color-info: #17a2b8;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-xxl: 3rem;
    
    /* Font sizes */
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-md: 1rem;
    --font-size-lg: 1.25rem;
    --font-size-xl: 1.5rem;
    --font-size-xxl: 2rem;
    --font-size-xxxl: 3rem;
    
    /* Border radius */
    --border-radius-sm: 4px;
    --border-radius-md: 8px;
    --border-radius-lg: 16px;
    
    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 8px 16px rgba(0, 0, 0, 0.1);
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Container width */
    --container-width: 1200px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    font-size: var(--font-size-md);
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-background);
}

h1, h2, h3, h4, h5, h6 {
    margin-bottom: var(--spacing-md);
    font-weight: 600;
    line-height: 1.2;
}

h1 {
    font-size: var(--font-size-xxxl);
}

h2 {
    font-size: var(--font-size-xxl);
}

h3 {
    font-size: var(--font-size-xl);
}

p {
    margin-bottom: var(--spacing-md);
}

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--color-primary-light);
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
}

/* Container */
.container {
    width: 100%;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

/* Section styles */
section {
    padding: var(--spacing-xxl) 0;
}

.section-title {
    text-align: center;
    margin-bottom: var(--spacing-xl);
    position: relative;
    padding-bottom: var(--spacing-md);
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background-color: var(--color-primary);
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background-color: var(--color-background);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
}

.logo img {
    height: 50px;
    width: auto;
}

.main-nav .nav-list {
    display: flex;
    gap: var(--spacing-lg);
}

.main-nav .nav-list a {
    color: var(--color-text);
    font-weight: 500;
    padding: var(--spacing-sm) 0;
    position: relative;
}

.main-nav .nav-list a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-primary);
    transition: width var(--transition-normal);
}

.main-nav .nav-list a:hover::after,
.main-nav .nav-list a.active::after {
    width: 100%;
}

.header-controls {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.language-switcher {
    display: flex;
    background-color: rgba(0, 0, 0, 0.1);
    border-radius: var(--border-radius-md);
    padding: 2px;
    overflow: hidden;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.lang-btn {
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-text-light);
    transition: all var(--transition-fast);
    flex: 1;
    text-align: center;
    border-radius: var(--border-radius-sm);
    margin: 0;
    position: relative;
    z-index: 1;
}

.lang-btn:hover {
    color: var(--color-primary-dark);
}

.lang-btn.active {
    background-color: var(--color-primary);
    color: white;
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.2);
}

.theme-switcher .theme-btn {
    background: none;
    border: none;
    cursor: pointer;
    color: var(--color-text);
    font-size: var(--font-size-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-xs);
    border-radius: 50%;
    transition: background-color var(--transition-fast);
}

.theme-switcher .theme-btn:hover {
    background-color: var(--color-secondary);
}

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    width: 30px;
    height: 24px;
    position: relative;
    flex-direction: column;
    justify-content: space-between;
}

.mobile-menu-toggle span {
    display: block;
    width: 100%;
    height: 2px;
    background-color: var(--color-text);
    transition: all var(--transition-normal);
}

/* Main content */
.main-content {
    margin-top: 80px;
}

/* Hero section */
.hero-section {
    padding: var(--spacing-lg) 0 var(--spacing-xxl);
    background: linear-gradient(135deg, #0095FF, #0038B8);
    overflow: hidden;
    color: #ffffff;
    position: relative;
    margin-top: 80px; /* Соответствует высоте хедера */
}

.hero-content {
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
}

.hero-text {
    flex: 1;
}

.hero-text h1 {
    margin-bottom: var(--spacing-md);
    color: var(--color-primary-dark);
}

.hero-text p {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-lg);
    color: var(--color-text-light);
}

.hero-cta {
    margin-top: var(--spacing-lg);
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.hero-benefits {
    margin-top: var(--spacing-lg);
}

.hero-benefits li {
    display: flex;
    align-items: center;
    margin-bottom: var(--spacing-md);
    font-size: var(--font-size-md);
}

.hero-benefits li i {
    color: var(--color-success);
    margin-right: var(--spacing-sm);
}

.hero-currency-cards {
    flex: 1;
    position: relative;
}

.currency-carousel {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    transform-style: preserve-3d;
    perspective: 1000px;
    position: relative;
    height: 350px;
}

/* Общие стили для всех карточек валют */
.currency-card {
    background-color: var(--color-card);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

/* Стили только для карточек в карусели */
.hero-currency-cards .currency-card {
    position: absolute;
    width: 100%;
    opacity: 0;
    transform: translateY(20px) rotateX(10deg);
    animation: cardFadeOut 3s infinite;
    animation-fill-mode: forwards;
}

.hero-currency-cards .currency-card:nth-child(1) {
    animation-delay: 0s;
}

.hero-currency-cards .currency-card:nth-child(2) {
    animation-delay: 3s;
}

.hero-currency-cards .currency-card:nth-child(3) {
    animation-delay: 6s;
}

.hero-currency-cards .currency-card:nth-child(4) {
    animation-delay: 9s;
}

@keyframes cardFadeOut {
    0%, 5% {
        opacity: 0;
        transform: translateY(20px) rotateX(10deg);
    }
    15%, 85% {
        opacity: 1;
        transform: translateY(0) rotateX(0);
    }
    95%, 100% {
        opacity: 0;
        transform: translateY(-20px) rotateX(-10deg);
    }
}

.currency-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.currency-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.currency-flag img {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    object-fit: cover;
}

.currency-code {
    font-size: var(--font-size-lg);
    font-weight: 700;
}

.currency-name {
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
}

.currency-rates {
    display: flex;
    justify-content: space-between;
    margin-top: var(--spacing-sm);
}

.buy-rate, .sell-rate {
    display: flex;
    flex-direction: column;
}

.buy-rate span, .sell-rate span {
    font-size: var(--font-size-xs);
    color: var(--color-text-light);
}

.buy-rate strong {
    color: var(--color-success);
    font-size: var(--font-size-lg);
}

.sell-rate strong {
    color: var(--color-danger);
    font-size: var(--font-size-lg);
}

.currency-chart, .currency-chart-mini {
    margin-top: var(--spacing-md);
    height: 60px;
}

.currency-updated {
    font-size: var(--font-size-xs);
    color: var(--color-text-light);
    text-align: right;
}

/* Main currencies section */
.main-currencies-section {
    padding: var(--spacing-xxl) 0;
}

.main-currencies-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: var(--spacing-lg);
}

.main-currency {
    height: 100%;
}

/* Other currencies section */
.other-currencies-section {
    padding: var(--spacing-xxl) 0;
    background-color: var(--color-secondary);
}

.other-currencies-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
}

.other-currency {
    height: 100%;
}

/* Стили для индикаторов тренда */
.currency-trend {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    margin-top: var(--spacing-xs);
    font-size: var(--font-size-sm);
}

.trend-value {
    margin-right: var(--spacing-xs);
}

.trend-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 20px;
    height: 20px;
    border-radius: 50%;
}

.trend-up .trend-value,
.trend-up .trend-icon {
    color: var(--color-success);
}

.trend-down .trend-value,
.trend-down .trend-icon {
    color: var(--color-danger);
}

.trend-neutral .trend-value,
.trend-neutral .trend-icon {
    color: var(--color-text-light);
}

/* Calculator section */
.calculator-section {
    padding: var(--spacing-xxl) 0;
    background-color: var(--color-primary-dark);
}

.calculator-container {
    max-width: 800px;
    margin: 0 auto;
    background-color: var(--color-primary-dark);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-md);
    color: white;
}

.calculator-section .section-title {
    color: white;
}

.calculator-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.calculator-row {
    display: flex;
    gap: var(--spacing-lg);
    align-items: center;
}

.calculator-col {
    flex: 1;
}

.calculator-swap {
    flex: 0 0 auto;
    display: flex;
    justify-content: center;
}

.calculator-swap button {
    background: none;
    border: none;
    cursor: pointer;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-primary);
    color: white;
    font-size: var(--font-size-lg);
    transition: background-color var(--transition-fast);
}

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

.calculator-equals {
    flex: 0 0 auto;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: var(--font-size-xl);
    font-weight: 700;
}

.calculator-col label {
    display: block;
    margin-bottom: var(--spacing-sm);
    font-weight: 600;
    color: white;
}

.currency-select, .amount-input {
    width: 100%;
    padding: var(--spacing-md);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--border-radius-sm);
    font-size: var(--font-size-md);
    background-color: rgba(255, 255, 255, 0.1);
    color: white;
    transition: var(--transition-fast);
}

.currency-select:focus, .amount-input:focus {
    outline: none;
    border-color: rgba(255, 255, 255, 0.5);
    background-color: rgba(255, 255, 255, 0.15);
}

.currency-select option {
    background-color: var(--color-primary-dark);
    color: white;
}

.currency-select:focus, .amount-input:focus {
    outline: none;
    border-color: var(--color-primary);
}

.calculator-rate-info {
    width: 100%;
    text-align: center;
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
}

/* Chart section */
.chart-section {
    padding: var(--spacing-xxl) 0;
    background-color: var(--color-secondary);
}

.chart-container {
    background-color: var(--color-card);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-md);
}

.chart-controls {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-lg);
}

.chart-select {
    width: 250px;
}

.chart-period {
    display: flex;
    gap: var(--spacing-sm);
}

.period-btn {
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-sm);
    background-color: var(--color-background);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.period-btn:hover, .period-btn-primary:hover {
    background-color: var(--color-primary-dark);
    border-color: var(--color-primary-dark);
    color: white;
}

.btn-outline {
    background-color: transparent;
    color: white;
    border: 2px solid white;
}

.btn-outline:hover {
    background-color: rgba(255, 255, 255, 0.1);
    color: white;
}

.chart-wrapper {
    height: 400px;
}

/* Map section */
.map-section {
    padding: var(--spacing-xxl) 0;
}

.map-container {
    display: flex;
    gap: var(--spacing-xl);
    margin: 40px 0;
}

.contact-info {
    flex: 0.8;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
    padding-right: 20px;
}

.contact-item {
    display: flex;
    gap: var(--spacing-md);
}

.contact-item i {
    font-size: var(--font-size-xl);
    color: var(--color-primary);
}

.contact-text h3 {
    margin-bottom: var(--spacing-xs);
    font-size: var(--font-size-md);
}

.contact-text p {
    margin-bottom: var(--spacing-xs);
    color: var(--color-text-light);
}

#map {
    flex: 2.2;
    height: 450px;
    border-radius: var(--border-radius-md);
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

/* Footer */
.footer {
    background-color: var(--color-primary-dark);
    color: white;
    padding: var(--spacing-xxl) 0 var(--spacing-lg);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.footer-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

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

.footer-description {
    color: rgba(255, 255, 255, 0.7);
    font-size: var(--font-size-sm);
}

.footer-links h3, .footer-contact h3, .footer-social h3 {
    color: white;
    margin-bottom: var(--spacing-md);
    font-size: var(--font-size-md);
}

.footer-links ul, .footer-contact ul {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: white;
}

.footer-contact li {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: rgba(255, 255, 255, 0.7);
}

.footer-contact i {
    color: white;
}

.social-links {
    display: flex;
    gap: var(--spacing-md);
}

.social-links a {
    color: white;
    font-size: var(--font-size-lg);
    transition: color var(--transition-fast);
}

.social-links a:hover {
    color: var(--color-secondary);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.copyright {
    color: rgba(255, 255, 255, 0.7);
    font-size: var(--font-size-sm);
}

.footer-language {
    display: flex;
    gap: var(--spacing-xs);
}

.footer-language .lang-btn {
    color: rgba(255, 255, 255, 0.7);
}

.footer-language .lang-btn:hover,
.footer-language .lang-btn.active {
    background-color: rgba(255, 255, 255, 0.1);
    color: white;
}

/* Responsive styles */
@media (max-width: 1024px) {
    .hero-content {
        flex-direction: column;
    }
    
    .main-currencies-grid {
        grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    }
    
    .map-container {
        flex-direction: column;
    }
    
    .contact-info {
        padding-right: 0;
        padding-bottom: 20px;
    }
    
    #map, .map-iframe-container {
        height: 350px;
    }
}

@media (max-width: 768px) {
    .header-content {
        height: 70px;
    }
    
    .main-nav {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .hero-text h1 {
        font-size: var(--font-size-xxl);
    }
    
    .hero-text p {
        font-size: var(--font-size-md);
    }
    
    .calculator-row {
        flex-direction: column;
    }
    
    .calculator-swap {
        transform: rotate(90deg);
        margin: var(--spacing-md) 0;
    }
    
    .calculator-equals {
        margin: var(--spacing-md) 0;
    }
    
    .chart-controls {
        flex-direction: column;
        gap: var(--spacing-md);
    }
    
    .chart-select {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .header-controls {
        gap: var(--spacing-sm);
    }
    
    .section-title {
        font-size: var(--font-size-xl);
    }
    
    .main-currencies-grid, .other-currencies-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: var(--spacing-md);
    }
}

/* Animation classes */
@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes slideInUp {
    from {
        transform: translateY(30px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

@keyframes slideInRight {
    from {
        transform: translateX(30px);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

.fade-in {
    animation: fadeIn 0.5s ease forwards;
}

.slide-up {
    animation: slideInUp 0.5s ease forwards;
}

.slide-right {
    animation: slideInRight 0.5s ease forwards;
}

/* Currency card animation */
@keyframes cardRotate {
    0% {
        transform: rotateX(0) translateZ(0);
        opacity: 1;
    }
    25% {
        transform: rotateX(-90deg) translateZ(30px);
        opacity: 0;
    }
    75% {
        transform: rotateX(90deg) translateZ(30px);
        opacity: 0;
    }
    100% {
        transform: rotateX(0) translateZ(0);
        opacity: 1;
    }
}

/* Modal styles */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0, 0, 0, 0.5);
    animation: fadeIn 0.3s;
}

.modal-content {
    background-color: var(--color-background);
    margin: 10% auto;
    padding: 30px;
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-lg);
    width: 80%;
    max-width: 500px;
    position: relative;
    animation: slideInUp 0.5s;
}

.close {
    position: absolute;
    right: 20px;
    top: 15px;
    font-size: 28px;
    font-weight: bold;
    color: var(--color-text-light);
    cursor: pointer;
}

.close:hover {
    color: var(--color-text);
}

.booking-details {
    margin: 20px 0;
}

.booking-code {
    background-color: var(--color-secondary);
    padding: 15px;
    border-radius: var(--border-radius-md);
    text-align: center;
    margin-bottom: 20px;
}

.booking-code strong {
    display: block;
    font-size: 32px;
    color: var(--color-primary);
    margin-top: 10px;
    letter-spacing: 3px;
}

.booking-info ul {
    list-style: none;
    padding: 0;
}

.booking-info li {
    padding: 8px 0;
    border-bottom: 1px solid var(--color-border);
}

.booking-note {
    margin-top: 20px;
    padding: 10px;
    background-color: var(--color-warning);
    border-left: 4px solid var(--color-warning);
    color: #856404;
}

/* Notification styles */
.notification-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 1001;
    width: 300px;
}

.notification {
    background-color: var(--color-background);
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-md);
    margin-bottom: 10px;
    overflow: hidden;
    animation: slideInRight 0.5s;
    transition: all 0.3s ease;
}

.notification-header {
    padding: 10px 15px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--color-border);
}

.notification-header h3 {
    margin: 0;
    font-size: var(--font-size-md);
}

.notification-close {
    cursor: pointer;
    font-size: 20px;
    color: var(--color-text-light);
}

.notification-body {
    padding: 15px;
}

.notification.info {
    border-left: 4px solid var(--color-info);
}

.notification.success {
    border-left: 4px solid var(--color-success);
}

.notification.error {
    border-left: 4px solid var(--color-danger);
}

.notification.warning {
    border-left: 4px solid var(--color-warning);
}

.notification-hide {
    opacity: 0;
    transform: translateX(100%);
}

/* Spinner animation */
.animate-spin {
    animation: spin 1s linear infinite;
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}