:root {
    --primary-gradient: linear-gradient(135deg, #14a7fa 0%, #f5d300 47.92%, #87ea26 100%);
    --primary-color: #14a7fa;
    --secondary-color: #87ea26;
    --accent-color: #f5d300;
    --dark-color: #121212;
    --darker-color: #0a0a0a;
    --light-color: #1e1e1e;
    --text-color: #e0e0e0;
    --text-muted: #a0a0a0;
    --card-bg: #1a1a1a;
    --border-color: #2d2d2d;
    --shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    transition: all 0.3s ease;
}

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

.loading-animation {
    background: linear-gradient(270deg, #14a7fa, #f5d300, #87ea26);
    background-size: 600% 600%;
    animation: gradientPulse 3s ease infinite;
    height: 3px;
    width: 100%;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 1000;
    display: none;
}

.container {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
}

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
    border-bottom: 1px solid var(--border-color);
    background-color: var(--darker-color);
    position: sticky;
    top: 0;
    z-index: 100;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.5rem;
    font-weight: 700;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.logo i {
    font-size: 2rem;
    color: var(--primary-color);
}

.status {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9rem;
}

.status-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: var(--text-muted);
}

.status-dot.online {
    background-color: var(--secondary-color);
    box-shadow: 0 0 10px var(--secondary-color);
}

.status-dot.offline {
    background-color: #ff4d4d;
    box-shadow: 0 0 10px #ff4d4d;
}

nav {
    margin: 20px 0;
}

nav ul {
    display: flex;
    list-style: none;
    gap: 5px;
    border-bottom: 1px solid var(--border-color);
}

nav li {
    padding: 12px 20px;
    cursor: pointer;
    border-radius: 5px 5px 0 0;
    color: var(--text-muted);
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 8px;
}

nav li:hover {
    background-color: rgba(255, 255, 255, 0.05);
    color: var(--text-color);
}

nav li.active {
    background: var(--primary-gradient);
    color: black;
    font-weight: 600;
    box-shadow: 0 4px 15px rgba(20, 167, 250, 0.3);
}

.tab-content {
    display: none;
    flex: 1;
    margin-bottom: 20px;
    animation: fadeIn 0.5s ease;
}

.tab-content.active {
    display: block;
}

.filters {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    margin-bottom: 20px;
    padding: 20px;
    background-color: var(--card-bg);
    border-radius: 8px;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
}

.filter-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
    flex: 1;
    min-width: 200px;
}

.filter-group label {
    font-size: 0.9rem;
    color: var(--text-muted);
    font-weight: 500;
}

.filter-group input, .filter-group select {
    padding: 10px 12px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    background-color: var(--darker-color);
    color: var(--text-color);
    font-size: 0.9rem;
}

.filter-group select[multiple] {
    height: auto;
    min-height: 120px;
    padding: 8px;
}

.filter-group select[multiple] option {
    padding: 8px 12px;
    margin: 2px 0;
    border-radius: 4px;
    background-color: var(--card-bg);
}

.filter-group select[multiple] option:hover {
    background-color: var(--primary-color);
    color: black;
}

.refresh-btn {
    padding: 10px 20px;
    background: var(--primary-gradient);
    color: black;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    align-self: flex-end;
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.refresh-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(20, 167, 250, 0.4);
}

.stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 20px;
    margin-bottom: 20px;
}

.stat-card {
    background-color: var(--card-bg);
    padding: 20px;
    border-radius: 8px;
    box-shadow: var(--shadow);
    position: relative;
    overflow: hidden;
    border: 1px solid var(--border-color);
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--primary-gradient);
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.4);
}

.stat-card h3 {
    color: var(--text-muted);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 10px;
}

.stat-card p {
    font-size: 1.8rem;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    font-weight: 700;
}

.table-container {
    overflow-x: auto;
    background-color: var(--card-bg);
    border-radius: 8px;
    box-shadow: var(--shadow);
    padding: 5px;
    border: 1px solid var(--border-color);
    margin-bottom: 20px;
}

table {
    width: 100%;
    border-collapse: collapse;
}

th {
    position: sticky;
    top: 0;
    background-color: var(--darker-color) !important;
    z-index: 10;
}

th, td {
    padding: 12px 15px;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

th {
    color: var(--accent-color);
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.8rem;
    letter-spacing: 0.5px;
}

tr:hover {
    background-color: rgba(255, 255, 255, 0.03);
}

.profit-positive {
    color: var(--secondary-color);
    font-weight: bold;
}

.profit-negative {
    color: #ff4d4d;
}

.action-btn {
    padding: 8px 16px;
    background-color: var(--accent-color);
    color: black;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s ease;
}

.action-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 10px rgba(245, 211, 0, 0.3);
}

.settings-section {
    background-color: var(--card-bg);
    padding: 20px;
    border-radius: 8px;
    box-shadow: var(--shadow);
    margin-bottom: 20px;
    border: 1px solid var(--border-color);
}

.exchange-config {
    margin-bottom: 25px;
    padding-bottom: 25px;
    border-bottom: 1px solid var(--border-color);
}

.exchange-config:last-child {
    border-bottom: none;
}

.exchange-config h3 {
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-color);
}

.input-group {
    margin-bottom: 15px;
}

.input-group label {
    display: block;
    margin-bottom: 8px;
    color: var(--text-muted);
    font-size: 0.9rem;
}

.input-group input, .input-group select {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    background-color: var(--darker-color);
    color: var(--text-color);
    font-size: 0.9rem;
}

.save-btn {
    padding: 10px 20px;
    background: var(--primary-gradient);
    color: black;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-weight: 600;
    margin-top: 10px;
    transition: all 0.3s ease;
}

.save-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(20, 167, 250, 0.4);
}

footer {
    text-align: center;
    padding: 20px 0;
    margin-top: auto;
    color: var(--text-muted);
    font-size: 0.9rem;
    border-top: 1px solid var(--border-color);
}

.spinner {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 15px;
    padding: 20px 0;
}

.spinner-gradient {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--primary-gradient);
    animation: spin 1.5s linear infinite;
    margin: 0 auto;
    position: relative;
}

.spinner-gradient::after {
    content: '';
    position: absolute;
    top: 5px;
    left: 5px;
    right: 5px;
    bottom: 5px;
    background-color: var(--card-bg);
    border-radius: 50%;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

@keyframes gradientPulse {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

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

/* Responsive Design */
@media (max-width: 768px) {
    header {
        flex-direction: column;
        gap: 15px;
        padding-bottom: 15px;
    }

    nav ul {
        overflow-x: auto;
        padding-bottom: 5px;
        scrollbar-width: thin;
    }

    nav li {
        padding: 10px 15px;
        font-size: 0.9rem;
    }

    .filters {
        flex-direction: column;
        gap: 15px;
    }

    .filter-group select[multiple] {
        width: 100%;
    }

    .stats {
        grid-template-columns: 1fr;
    }

    th, td {
        padding: 8px 10px;
        font-size: 0.85rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }

    .logo {
        font-size: 1.3rem;
    }

    .stat-card p {
        font-size: 1.5rem;
    }

    .refresh-btn, .save-btn {
        width: 100%;
        justify-content: center;
    }
}


.profit-positive {
    font-weight: bold;
    color: var(--secondary-color);
    position: relative;
    padding-left: 15px;
}

.profit-positive::before {
    content: '↑';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    color: var(--secondary-color);
}

.profit-negative {
    font-weight: bold;
    color: #ff4d4d;
    position: relative;
    padding-left: 15px;
}

.profit-negative::before {
    content: '↓';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    color: #ff4d4d;
}


/* Styles pour le modal */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.85);
    z-index: 1000;
    overflow-y: auto;
    padding: 20px 0;
}

.modal-content {
    background: linear-gradient(135deg, #1a1a1a 0%, #0d0d0d 100%);
    margin: 25px auto;
    padding: 30px;
    border-radius: 12px;
    width: 90%;
    max-width: 700px;
    position: relative;
    box-shadow: 0 8px 30px rgba(0,0,0,0.5);
    border: 1px solid var(--border-color);
    animation: modalFadeIn 0.5s ease;
}

@keyframes modalFadeIn {
    from { opacity: 0; transform: translateY(-50px); }
    to { opacity: 1; transform: translateY(0); }
}

.close-btn {
    position: absolute;
    top: 15px;
    right: 20px;
    font-size: 28px;
    cursor: pointer;
    color: var(--text-muted);
    transition: color 0.3s;
}

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

.modal-header {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 25px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--border-color);
}

.modal-header h2 {
    font-size: 1.8rem;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    font-weight: 700;
}

.modal-header .profit-badge {
    padding: 6px 12px;
    border-radius: 20px;
    font-weight: 700;
    font-size: 0.9rem;
    background: var(--secondary-color);
    color: #000;
}

.modal-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
    margin-bottom: 20px;
}

@media (min-width: 768px) {
    .modal-grid {
        grid-template-columns: 1fr 1fr;
    }
}

.exchange-detail {
    background-color: var(--darker-color);
    padding: 20px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    position: relative;
    overflow: hidden;
}

.buy-detail {
    border-top: 4px solid var(--primary-color);
}

.sell-detail {
    border-top: 4px solid var(--secondary-color);
}

.exchange-detail::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), transparent);
}

.exchange-detail h3 {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 15px;
    font-size: 1rem;
    color: var(--text-color);
}

.exchange-detail h3 i {
    font-size: 1.2rem;
    color: var(--accent-color);
}

.detail-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
    margin-bottom: 20px;
}

.detail-item {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.detail-label {
    color: var(--text-muted);
    font-size: 0.85rem;
    font-weight: 500;
}

.detail-value {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-color);
}

.detail-value.profit {
    color: var(--secondary-color);
    font-weight: bold;
}

.detail-value.loss {
    color: #ff4d4d;
}

.exchange-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 20px;
    background: var(--primary-gradient);
    color: black;
    text-decoration: none;
    border-radius: 6px;
    font-weight: 600;
    margin-top: 10px;
    transition: all 0.3s;
    text-align: center;
}

.exchange-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(20, 167, 250, 0.4);
}

.modal-footer {
    margin-top: 25px;
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
}

.info-card {
    flex: 1;
    min-width: 200px;
    background-color: var(--darker-color);
    padding: 15px;
    border-radius: 8px;
    border-left: 4px solid var(--accent-color);
}

.info-card h4 {
    color: var(--accent-color);
    margin-bottom: 10px;
    font-size: 1rem;
}

.info-card p {
    color: var(--text-color);
    font-size: 0.95rem;
    line-height: 1.5;
}

/* Animation pour les valeurs qui changent */
@keyframes valuePulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

.value-update {
    animation: valuePulse 0.5s ease;
}