/* Modern Dark Financial Dashboard Theme */
:root {
    --dark-bg: #0a0e1a;
    --dark-card: #1a1f2e;
    --dark-card-hover: #252a3a;
    --primary-blue: #3b82f6;
    --primary-blue-dark: #1d4ed8;
    --success-green: #10b981;
    --danger-red: #ef4444;
    --text-primary: #ffffff;
    --text-secondary: #9ca3af;
    --text-muted: #6b7280;
    --border-color: #374151;
    --chart-bg: #1f2937;
}

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

body {
    background: var(--dark-bg);
    color: var(--text-primary);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    min-height: 100vh;
    position: relative;
    padding-bottom: 80px;
}

/* Header/Navigation */
.navbar {
    background: var(--dark-card) !important;
    border-bottom: 1px solid var(--border-color);
    padding: 1rem 0;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

.navbar-brand {
    color: var(--text-primary) !important;
    font-weight: 700;
    font-size: 1.5rem;
    letter-spacing: -0.025em;
}

.navbar-nav .nav-link {
    color: var(--text-secondary) !important;
    font-weight: 500;
    transition: color 0.2s ease;
    padding: 0.5rem 1rem !important;
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link.active {
    color: var(--primary-blue) !important;
}

.navbar-toggler {
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: 0.25rem 0.5rem;
}

.navbar-toggler:focus {
    box-shadow: 0 0 0 0.2rem rgba(59, 130, 246, 0.25);
}

.navbar-collapse {
    background: var(--dark-card);
    border-radius: 8px;
    margin-top: 0.5rem;
    padding: 1rem;
}

@media (min-width: 992px) {
    .navbar-collapse {
        background: transparent;
        margin-top: 0;
        padding: 0;
    }
    
    .navbar-nav {
        margin-right: 1rem;
    }
}

/* Search Bar */
.search-container {
    position: relative;
    max-width: 300px;
}

.search-input {
    background: var(--dark-card);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    border-radius: 8px;
    padding: 0.5rem 1rem;
    width: 100%;
    transition: border-color 0.2s ease;
}

.search-input:focus {
    outline: none;
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.search-input::placeholder {
    color: var(--text-muted);
}

/* Live Price Widget */
#canli-fiyat-widget {
    background: var(--dark-card);
    border-bottom: 1px solid var(--border-color);
    padding: 0.75rem 0;
}

#canli-fiyat-widget span {
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.875rem;
    margin: 0 1rem;
}

#canli-fiyat-widget b {
    color: var(--text-primary);
}

/* Cards */
.card {
    background: var(--dark-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    overflow: hidden;
}

.card:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px -3px rgba(0, 0, 0, 0.2);
    border-color: var(--primary-blue);
}

.card-body {
    padding: 1.5rem;
}

.card-title {
    color: var(--text-primary);
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.card-text {
    color: var(--text-secondary);
    font-size: 0.875rem;
    line-height: 1.5;
}

/* News Cards */
.news-card {
    position: relative;
    min-height: 200px;
    background: linear-gradient(135deg, var(--dark-card) 0%, var(--dark-card-hover) 100%);
}

/* Featured News Items */
.featured-news-item {
    transition: background-color 0.2s ease;
    border-radius: 8px;
    padding: 0.5rem;
}

.featured-news-item:hover {
    background: var(--dark-card-hover);
}

.featured-news-item .news-headline {
    font-size: 1rem !important;
    margin-bottom: 0.5rem;
}

.featured-news-item .news-description {
    font-size: 0.8rem !important;
    line-height: 1.4;
    margin-bottom: 0.5rem;
}

.news-card .card-body {
    position: relative;
    z-index: 2;
}

.news-card::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 100px;
    height: 100px;
    background: linear-gradient(45deg, var(--primary-blue), transparent);
    opacity: 0.1;
    border-radius: 50%;
    transform: translate(30px, -30px);
}

.news-timestamp {
    color: var(--text-muted);
    font-size: 0.75rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.5rem;
}

.news-headline {
    color: var(--text-primary);
    font-weight: 600;
    font-size: 1.125rem;
    margin-bottom: 0.75rem;
    line-height: 1.4;
}

.news-description {
    color: var(--text-secondary);
    font-size: 0.875rem;
    line-height: 1.5;
}

/* Data Cards */
.data-card {
    background: var(--dark-card);
    border: 1px solid var(--border-color);
}

.data-card-header {
    background: var(--chart-bg);
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--border-color);
    font-weight: 600;
    color: var(--text-primary);
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.data-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 1.5rem;
    border-bottom: 1px solid var(--border-color);
    transition: background-color 0.2s ease;
}

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

.data-item:hover {
    background: var(--dark-card-hover);
}

.data-item-left {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.data-symbol {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 0.875rem;
}

.data-name {
    color: var(--text-secondary);
    font-size: 0.75rem;
}

.data-item-right {
    text-align: right;
}

.data-price {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 0.875rem;
}

.data-change {
    font-size: 0.75rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 0.25rem;
    margin-top: 0.25rem;
}

.data-change.positive {
    color: var(--success-green);
}

.data-change.negative {
    color: var(--danger-red);
}

/* Chart Placeholder */
.chart-placeholder {
    width: 60px;
    height: 30px;
    background: linear-gradient(90deg, var(--primary-blue) 0%, var(--success-green) 100%);
    border-radius: 4px;
    position: relative;
    overflow: hidden;
}

.chart-placeholder::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 2px;
    background: rgba(255, 255, 255, 0.3);
    transform: translateY(-50%);
}

/* Technical Analysis Card */
.technical-card {
    background: linear-gradient(135deg, var(--dark-card) 0%, var(--chart-bg) 100%);
    position: relative;
    overflow: hidden;
}

.technical-card::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 150px;
    height: 150px;
    background: linear-gradient(45deg, var(--primary-blue), var(--success-green));
    opacity: 0.1;
    border-radius: 50%;
    transform: translate(50px, -50px);
}

/* Badges */
.badge {
    font-weight: 500;
    font-size: 0.75rem;
    padding: 0.25rem 0.5rem;
    border-radius: 6px;
}

.badge.bg-success {
    background: var(--success-green) !important;
}

.badge.bg-danger {
    background: var(--danger-red) !important;
}

.badge.bg-primary {
    background: var(--primary-blue) !important;
}

/* Buttons */
.btn {
    border-radius: 8px;
    font-weight: 500;
    padding: 0.5rem 1rem;
    transition: all 0.2s ease;
    border: none;
}

.btn-primary {
    background: var(--primary-blue);
    color: white;
}

.btn-primary:hover {
    background: var(--primary-blue-dark);
    transform: translateY(-1px);
}

.btn-outline-primary {
    border: 1px solid var(--primary-blue);
    color: var(--primary-blue);
    background: transparent;
}

.btn-outline-primary:hover {
    background: var(--primary-blue);
    color: white;
}

/* Footer */
.footer {
    background: var(--dark-card);
    border-top: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: 2rem 0;
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    width: 100%;
}

.footer a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.2s ease;
}

.footer a:hover {
    color: var(--primary-blue);
}

/* Main Container */
.container {
    width: 100%;
}

main {
    width: 100%;
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 0 1rem;
    }
    
    .card-body {
        padding: 1rem;
    }
    
    .data-item {
        padding: 0.5rem 1rem;
    }
    
    .news-card {
        min-height: 150px;
    }
    
    .navbar-brand {
        font-size: 1.25rem;
    }
}

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

::-webkit-scrollbar-track {
    background: var(--dark-bg);
}

::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.card {
    animation: fadeInUp 0.6s ease-out;
}

/* Loading States */
.loading {
    background: linear-gradient(90deg, var(--dark-card) 25%, var(--dark-card-hover) 50%, var(--dark-card) 75%);
    background-size: 200% 100%;
    animation: loading 1.5s infinite;
}

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