/* modern-style.css - Tamamilə yeni və müasir dizayn */

:root {
    /* Rəng palitrası */
    --primary-50: #f0f9ff;
    --primary-100: #e0f2fe;
    --primary-200: #bae6fd;
    --primary-300: #7dd3fc;
    --primary-400: #38bdf8;
    --primary-500: #0ea5e9;
    --primary-600: #0284c7;
    --primary-700: #0369a1;
    --primary-800: #075985;
    --primary-900: #0c4a6e;
    
    /* Neytral rənglər */
    --neutral-50: #fafafa;
    --neutral-100: #f5f5f5;
    --neutral-200: #e5e5e5;
    --neutral-300: #d4d4d4;
    --neutral-400: #a3a3a3;
    --neutral-500: #737373;
    --neutral-600: #525252;
    --neutral-700: #404040;
    --neutral-800: #262626;
    --neutral-900: #171717;
    
    /* Fon rəngləri */
    --gradient-start: #667eea;
    --gradient-end: #764ba2;
    --dark-gradient-start: #4f46e5;
    --dark-gradient-end: #7c3aed;
    
    /* Aksent rəngləri */
    --success: #10b981;
    --warning: #f59e0b;
    --error: #ef4444;
    --info: #3b82f6;
    
    /* Efektlər */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1);
    --shadow-2xl: 0 25px 50px -12px rgb(0 0 0 / 0.25);
    
    /* Radiuslar */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;
    
    /* Animasiyalar */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 300ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 500ms cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Ümumi ölçülər */
    --header-height: 70px;
    --sidebar-width: 280px;
    --max-width: 1200px;
}

/* Reset və baz stillər */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: linear-gradient(135deg, var(--gradient-start) 0%, var(--gradient-end) 100%);
    color: var(--neutral-900);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
}

/* Glassmorfizm effekti */
.glass {
    background: rgba(255, 255, 255, 0.25);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.18);
    box-shadow: var(--shadow-lg);
}

/* Konteyner */
.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* Header */
.app-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-height);
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: var(--shadow-md);
}

.header-content {
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 1rem;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
    transition: var(--transition-base);
}

.logo:hover {
    transform: translateY(-2px);
}

.logo-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--primary-500), var(--primary-700));
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary-600), var(--primary-800));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Naviqasiya */
.nav-links {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-link {
    color: var(--neutral-700);
    text-decoration: none;
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-full);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.nav-link::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-500), var(--primary-700));
    transition: all var(--transition-base);
    transform: translateX(-50%);
}

.nav-link:hover::before {
    width: 80%;
}

.nav-link:hover {
    color: var(--primary-600);
    background: rgba(14, 165, 233, 0.1);
}

.nav-link.active {
    color: var(--primary-600);
    background: rgba(14, 165, 233, 0.1);
}

.nav-link.active::before {
    width: 80%;
}

/* Admin düyməsi */
.admin-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
    color: white;
    border: none;
    border-radius: var(--radius-full);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-base);
    box-shadow: var(--shadow-md);
}

.admin-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    background: linear-gradient(135deg, var(--primary-600), var(--primary-700));
}

.admin-btn:active {
    transform: translateY(0);
}

/* Ana kontent */
.app-main {
    padding-top: calc(var(--header-height) + 2rem);
    padding-bottom: 6rem;
}

/* Konvertor kartı */
.converter-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-radius: var(--radius-2xl);
    padding: 2.5rem;
    box-shadow: var(--shadow-2xl);
    border: 1px solid rgba(255, 255, 255, 0.2);
    margin-bottom: 2rem;
    animation: slideUp 0.6s ease-out;
}

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

.card-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.card-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-500), var(--primary-700));
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
}

.card-title {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--neutral-900);
    line-height: 1.2;
}

.card-subtitle {
    color: var(--neutral-600);
    font-size: 0.875rem;
    margin-top: 0.25rem;
}

/* Form elementləri */
.converter-form {
    display: grid;
    gap: 2rem;
}

.amount-input {
    position: relative;
}

.amount-label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--neutral-700);
    font-weight: 500;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.amount-field {
    position: relative;
}

.amount-field input {
    width: 100%;
    padding: 1.25rem 1rem 1.25rem 4rem;
    font-size: 2rem;
    font-weight: 700;
    background: var(--neutral-50);
    border: 2px solid var(--neutral-200);
    border-radius: var(--radius-xl);
    color: var(--neutral-900);
    transition: all var(--transition-base);
    outline: none;
}

.amount-field input:focus {
    border-color: var(--primary-500);
    box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.1);
    background: white;
}

.amount-icon {
    position: absolute;
    left: 1.25rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--neutral-500);
    font-size: 1.5rem;
}

/* Valyuta seçiciləri */
.currency-selectors {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 1.5rem;
    align-items: end;
}

.selector-group {
    position: relative;
}

.selector-label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--neutral-700);
    font-weight: 500;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.custom-select {
    position: relative;
}

.custom-select select {
    width: 100%;
    padding: 1.25rem 3rem 1.25rem 1.25rem;
    font-size: 1.125rem;
    background: var(--neutral-50);
    border: 2px solid var(--neutral-200);
    border-radius: var(--radius-xl);
    color: var(--neutral-900);
    appearance: none;
    cursor: pointer;
    transition: all var(--transition-base);
    outline: none;
    font-weight: 500;
}

.custom-select select:focus {
    border-color: var(--primary-500);
    box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.1);
    background: white;
}

.select-arrow {
    position: absolute;
    right: 1.25rem;
    top: 50%;
    transform: translateY(-50%);
    pointer-events: none;
    color: var(--neutral-500);
    transition: transform var(--transition-base);
}

.custom-select:hover .select-arrow {
    transform: translateY(-50%) rotate(180deg);
}

/* Dəyiş düyməsi */
.swap-container {
    display: flex;
    align-items: center;
    justify-content: center;
    padding-bottom: 2rem;
}

.swap-btn {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-500), var(--primary-700));
    border: none;
    border-radius: var(--radius-full);
    color: white;
    font-size: 1.25rem;
    cursor: pointer;
    transition: all var(--transition-base);
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    justify-content: center;
}

.swap-btn:hover {
    transform: scale(1.1) rotate(180deg);
    box-shadow: var(--shadow-xl);
}

.swap-btn:active {
    transform: scale(0.95);
}

/* Nəticə paneli */
.result-panel {
    background: linear-gradient(135deg, var(--primary-50), var(--primary-100));
    border-radius: var(--radius-xl);
    padding: 2rem;
    border: 1px solid rgba(14, 165, 233, 0.2);
    margin-top: 1rem;
    position: relative;
    overflow: hidden;
}

.result-panel::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-500), var(--primary-700));
}

.result-label {
    color: var(--neutral-600);
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.result-amount {
    font-size: 3rem;
    font-weight: 800;
    color: var(--primary-700);
    line-height: 1;
    margin: 0.5rem 0;
    word-break: break-word;
}

.rate-info {
    color: var(--neutral-500);
    font-size: 0.875rem;
    margin-top: 0.5rem;
    padding: 0.5rem;
    background: rgba(255, 255, 255, 0.5);
    border-radius: var(--radius-md);
    display: inline-block;
}

/* Hesabla düyməsi */
.calculate-btn {
    width: 100%;
    padding: 1.25rem;
    background: linear-gradient(135deg, var(--success), #059669);
    color: white;
    border: none;
    border-radius: var(--radius-xl);
    font-size: 1.125rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-base);
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    margin-top: 1rem;
}

.calculate-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl);
    background: linear-gradient(135deg, #059669, #047857);
}

.calculate-btn:active {
    transform: translateY(0);
}

/* Valyuta cədvəli */
.rates-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-radius: var(--radius-2xl);
    padding: 2.5rem;
    box-shadow: var(--shadow-2xl);
    border: 1px solid rgba(255, 255, 255, 0.2);
    animation: slideUp 0.6s ease-out 0.2s both;
}

.table-container {
    overflow-x: auto;
    border-radius: var(--radius-lg);
    margin: 1.5rem 0;
}

.currency-table {
    width: 100%;
    min-width: 600px;
    border-collapse: separate;
    border-spacing: 0;
}

.currency-table thead {
    background: linear-gradient(135deg, var(--primary-500), var(--primary-700));
}

.currency-table th {
    padding: 1.25rem 1.5rem;
    color: white;
    font-weight: 600;
    text-align: left;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-size: 0.875rem;
}

.currency-table th:first-child {
    border-top-left-radius: var(--radius-lg);
}

.currency-table th:last-child {
    border-top-right-radius: var(--radius-lg);
}

.currency-table tbody tr {
    transition: all var(--transition-base);
    border-bottom: 1px solid var(--neutral-200);
}

.currency-table tbody tr:hover {
    background: var(--primary-50);
    transform: translateX(4px);
}

.currency-table td {
    padding: 1.25rem 1.5rem;
    color: var(--neutral-700);
}

.currency-code {
    font-weight: 600;
    color: var(--primary-600);
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.currency-icon {
    width: 36px;
    height: 36px;
    background: linear-gradient(135deg, var(--primary-100), var(--primary-200));
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-600);
    font-size: 0.875rem;
    font-weight: 700;
}

.currency-rate {
    font-weight: 600;
    color: var(--success);
    font-family: 'JetBrains Mono', 'Courier New', monospace;
}

.currency-date {
    color: var(--neutral-500);
    font-size: 0.875rem;
}

/* Status indikatorları */
.status-badge {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.status-active {
    background: rgba(16, 185, 129, 0.1);
    color: var(--success);
}

.status-inactive {
    background: rgba(239, 68, 68, 0.1);
    color: var(--error);
}

/* Footer */
.app-footer {
    position: relative;
    background: var(--neutral-900);
    color: white;
    padding: 3rem 0;
    overflow: hidden;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
}

.footer-section h3 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: white;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 0.75rem;
}

.footer-links a {
    color: var(--neutral-400);
    text-decoration: none;
    transition: color var(--transition-base);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.footer-links a:hover {
    color: white;
    transform: translateX(5px);
}

/* Sosial linklər */
.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 1.5rem;
}

.social-link {
    width: 44px;
    height: 44px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.25rem;
    transition: all var(--transition-base);
    text-decoration: none;
}

.social-link:hover {
    background: var(--primary-500);
    transform: translateY(-3px) rotate(5deg);
    box-shadow: var(--shadow-lg);
}

/* Copyright */
.copyright {
    margin-top: 3rem;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
    color: var(--neutral-400);
    font-size: 0.875rem;
}

/* Animasiyalar */
@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

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

/* Responsive dizayn */
@media (max-width: 768px) {
    html {
        font-size: 14px;
    }
    
    .container {
        padding: 0 1rem;
    }
    
    .nav-links {
        display: none;
    }
    
    .currency-selectors {
        grid-template-columns: 1fr;
        grid-template-rows: auto auto auto;
        gap: 1rem;
    }
    
    .swap-container {
        order: 2;
        padding: 1rem 0;
    }
    
    .result-amount {
        font-size: 2rem;
    }
    
    .converter-card,
    .rates-card {
        padding: 1.5rem;
    }
    
    .card-title {
        font-size: 1.5rem;
    }
}

@media (max-width: 480px) {
    .header-content {
        flex-direction: column;
        gap: 1rem;
        padding: 1rem 0;
        height: auto;
    }
    
    .logo {
        margin-bottom: 0.5rem;
    }
    
    .app-main {
        padding-top: 140px;
    }
    
    .currency-table {
        min-width: 400px;
    }
}

/* Dark mode hazırlığı */
@media (prefers-color-scheme: dark) {
    body {
        background: linear-gradient(135deg, var(--dark-gradient-start) 0%, var(--dark-gradient-end) 100%);
        color: var(--neutral-100);
    }
    
    .converter-card,
    .rates-card {
        background: rgba(23, 23, 23, 0.95);
        border-color: rgba(255, 255, 255, 0.1);
        color: var(--neutral-100);
    }
    
    .card-title {
        color: var(--neutral-100);
    }
    
    .amount-field input,
    .custom-select select {
        background: var(--neutral-800);
        border-color: var(--neutral-700);
        color: var(--neutral-100);
    }
    
    .amount-field input:focus,
    .custom-select select:focus {
        background: var(--neutral-900);
    }
    
    .result-panel {
        background: linear-gradient(135deg, var(--primary-900), var(--primary-800));
        border-color: rgba(14, 165, 233, 0.3);
    }
    
    .currency-table tbody tr:hover {
        background: var(--primary-900);
    }
}

/* Loading animasiyası */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: white;
    animation: spin 1s ease-in-out infinite;
}

/* Notification */
.notification {
    position: fixed;
    top: 1rem;
    right: 1rem;
    padding: 1rem 1.5rem;
    border-radius: var(--radius-lg);
    background: white;
    box-shadow: var(--shadow-xl);
    transform: translateX(calc(100% + 1rem));
    transition: transform var(--transition-base);
    z-index: 10000;
    max-width: 400px;
}

.notification.show {
    transform: translateX(0);
}

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

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

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

/* Tooltip */
.tooltip {
    position: relative;
}

.tooltip:hover::before {
    content: attr(data-tooltip);
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    padding: 0.5rem 0.75rem;
    background: var(--neutral-900);
    color: white;
    border-radius: var(--radius-md);
    font-size: 0.75rem;
    white-space: nowrap;
    z-index: 1000;
    margin-bottom: 0.5rem;
}

.tooltip:hover::after {
    content: '';
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    border: 5px solid transparent;
    border-top-color: var(--neutral-900);
    margin-bottom: -5px;
}

/* Progress bar */
.progress-bar {
    width: 100%;
    height: 4px;
    background: var(--neutral-200);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary-500), var(--primary-700));
    transition: width var(--transition-base);
    border-radius: var(--radius-full);
}

/* Badge */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.badge-primary {
    background: rgba(14, 165, 233, 0.1);
    color: var(--primary-600);
}

.badge-success {
    background: rgba(16, 185, 129, 0.1);
    color: var(--success);
}

.badge-warning {
    background: rgba(245, 158, 11, 0.1);
    color: var(--warning);
}

/* Chip */
.chip {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: var(--neutral-100);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--neutral-700);
    transition: all var(--transition-base);
}

.chip:hover {
    background: var(--neutral-200);
    transform: translateY(-1px);
}

.chip.active {
    background: var(--primary-500);
    color: white;
}

.chip .remove {
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--neutral-300);
    color: var(--neutral-600);
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    transition: all var(--transition-base);
}

.chip .remove:hover {
    background: var(--neutral-400);
    color: white;
}

/* Empty state */
.empty-state {
    text-align: center;
    padding: 3rem 1rem;
    color: var(--neutral-500);
}

.empty-state-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    color: var(--neutral-300);
}

.empty-state-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--neutral-700);
}

.empty-state-description {
    max-width: 400px;
    margin: 0 auto;
}

/* Skeleton loading */
.skeleton {
    background: linear-gradient(90deg, 
        var(--neutral-200) 25%, 
        var(--neutral-300) 50%, 
        var(--neutral-200) 75%
    );
    background-size: 200% 100%;
    animation: loading 1.5s infinite;
    border-radius: var(--radius-md);
}

@keyframes loading {
    0% {
        background-position: 200% 0;
    }
    100% {
        background-position: -200% 0;
    }
}

.skeleton-text {
    height: 1rem;
    margin-bottom: 0.5rem;
}

.skeleton-title {
    height: 2rem;
    width: 60%;
    margin-bottom: 1rem;
}

.skeleton-button {
    height: 3rem;
    width: 100%;
    border-radius: var(--radius-lg);
}

/* Utility classes */
.text-gradient {
    background: linear-gradient(135deg, var(--primary-500), var(--primary-700));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.shadow-hover {
    transition: box-shadow var(--transition-base);
}

.shadow-hover:hover {
    box-shadow: var(--shadow-xl);
}

.scale-hover {
    transition: transform var(--transition-base);
}

.scale-hover:hover {
    transform: scale(1.05);
}

.rotate-hover {
    transition: transform var(--transition-base);
}

.rotate-hover:hover {
    transform: rotate(5deg);
}

.blur-background {
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.gradient-border {
    position: relative;
    border: 2px solid transparent;
    background-clip: padding-box;
}

.gradient-border::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(135deg, var(--primary-500), var(--primary-700));
    border-radius: inherit;
    z-index: -1;
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--neutral-100);
    border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb {
    background: var(--neutral-400);
    border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--neutral-500);
}

/* Print styles */
@media print {
    .app-header,
    .admin-btn,
    .social-links,
    .app-footer {
        display: none;
    }
    
    .converter-card,
    .rates-card {
        box-shadow: none;
        border: 1px solid var(--neutral-300);
    }
    
    body {
        background: white;
        color: black;
    }
}