:root {
    --primary: #1e90ff; /* Sapphire blue */
    --secondary: #4682b4; /* Steel blue */
    --dark: #1c2526; /* Dark slate */
    --darker: #12181b; /* Obsidian black */
    --light: #e0e6e6; /* Light gray */
    --success: #2ecc71; /* Emerald green */
    --danger: #e74c3c; /* Crimson red */
    --warning: #f1c40f; /* Amber */
    --shadow: 0 6px 16px rgba(0, 0, 0, 0.4);
    --glow: 0 0 10px rgba(30, 144, 255, 0.4);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Montserrat', sans-serif;
}

body {
    background: linear-gradient(135deg, var(--darker), var(--dark));
    color: var(--light);
    min-height: 100vh;
    overflow-x: hidden;
    padding-bottom: 100px;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

header {
    text-align: center;
    margin-bottom: 40px;
    animation: slideIn 1s cubic-bezier(0.4, 0, 0.2, 1);
}

.logo {
    font-size: 2.8rem;
    font-weight: 700;
    color: var(--light);
    letter-spacing: 3px;
    text-transform: uppercase;
    text-shadow: var(--glow);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.tab-content {
    display: none;
}

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

.card {
    background: rgba(255, 255, 255, 0.06);
    border-radius: 16px;
    padding: 25px;
    margin-bottom: 20px;
    box-shadow: var(--shadow);
    backdrop-filter: blur(14px);
    border: 1px solid rgba(255, 255, 255, 0.12);
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1), box-shadow 0.4s;
}

.card:hover {
    transform: translateY(-6px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.5);
}

.card-title {
    font-size: 1.4rem;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.card-title i {
    font-size: 1.6rem;
}

.info-section {
    margin-bottom: 30px;
}

.info-item {
    display: flex;
    align-items: center;
    margin-bottom: 15px;
    font-size: 1rem;
}

.info-item i {
    margin-right: 12px;
    color: var(--secondary);
    width: 24px;
    text-align: center;
}

.control-panel {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 25px;
    margin-bottom: 25px;
}

select, button {
    width: 100%;
    padding: 14px;
    border-radius: 10px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    background: rgba(255, 255, 255, 0.08);
    color: var(--light);
    font-size: 1rem;
    font-family: 'Poppins', sans-serif;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

select {
    background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='white'%3e%3cpath d='M7 10l5 5 5-5z'/%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right 15px center;
    background-size: 14px;
}

select:focus, button:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: var(--glow);
}

button {
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

button:hover {
    background: linear-gradient(90deg, var(--secondary), var(--primary));
    transform: translateY(-3px);
}

button:active {
    transform: translateY(0);
}

.result-display {
    text-align: center;
    padding: 30px;
    position: relative;
    overflow: hidden;
}

.result-display::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, rgba(30, 144, 255, 0.15), transparent);
    transform: rotate(45deg);
    z-index: -1;
}

.period-info, .timer {
    font-size: 1rem;
    color: var(--light);
    opacity: 0.85;
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 10px;
    justify-content: center;
}

.prediction-result {
    font-size: 1.8rem;
    font-weight: 600;
    margin: 20px 0;
    color: var(--light);
    text-shadow: var(--glow);
}

.prediction-short {
    font-size: 3rem;
    font-weight: 700;
    color: var(--primary);
    text-shadow: var(--glow);
    margin: 15px 0;
    animation: pulse 2s infinite cubic-bezier(0.4, 0, 0.2, 1);
}

.probability {
    font-size: 1.1rem;
    color: var(--light);
    opacity: 0.9;
}

.tabs {
    display: flex;
    border-bottom: 1px solid rgba(255, 255, 255, 0.12);
    margin-bottom: 20px;
}

.tabs button {
    background: none;
    border: none;
    padding: 12px 25px;
    color: var(--light);
    opacity: 0.7;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.tabs button.active {
    color: var(--primary);
    opacity: 1;
    position: relative;
}

.tabs button.active::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--primary);
}

.history-content {
    max-height: 400px;
    overflow-y: auto;
    padding-right: 15px;
}

.history-content::-webkit-scrollbar {
    width: 8px;
}

.history-content::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 4px;
}

.history-content::-webkit-scrollbar-thumb {
    background: var(--primary);
    border-radius: 4px;
}

.history-item {
    background: rgba(255, 255, 255, 0.04);
    border-radius: 10px;
    padding: 15px;
    margin-bottom: 12px;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 15px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.history-item:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateX(5px);
}

.history-label {
    font-size: 0.85rem;
    color: var(--light);
    opacity: 0.6;
    margin-bottom: 6px;
}

.history-value {
    font-size: 0.95rem;
    font-weight: 500;
}

.status-win { color: var(--success); }
.status-loss { color: var(--danger); }
.status-pending { color: var(--warning); }

.color-dot {
    display: inline-block;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    margin-right: 8px;
}

.color-red { background: var(--danger); }
.color-green { background: var(--success); }

.server-info {
    display: none;
    padding: 15px;
    background: rgba(255, 255, 255, 0.04);
    border-radius: 10px;
    margin-top: 20px;
    animation: fadeIn 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.server-info.active {
    display: block;
}

.server-info p, .server-info li {
    font-size: 0.95rem;
    line-height: 1.6;
    color: var(--light);
    opacity: 0.9;
}

.how-to-use h3 {
    color: var(--primary);
    margin-bottom: 20px;
}

.how-to-use ol {
    padding-left: 25px;
}

.how-to-use li {
    margin-bottom: 12px;
    font-size: 1rem;
}

.floating-tabs {
    position: fixed;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 12px;
    background: rgba(28, 37, 38, 0.85);
    backdrop-filter: blur(12px);
    border-radius: 14px;
    padding: 10px;
    box-shadow: var(--shadow);
    z-index: 1000;
}

.floating-tab {
    padding: 12px;
    border-radius: 10px;
    color: var(--light);
    opacity: 0.7;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.floating-tab i {
    font-size: 1.4rem;
}

.floating-tab.active {
    background: var(--primary);
    opacity: 1;
}

.floating-tab:hover {
    background: rgba(255, 255, 255, 0.12);
    opacity: 1;
    transform: scale(1.1);
}

#toast {
    position: fixed;
    bottom: 100px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(28, 37, 38, 0.9);
    color: var(--light);
    padding: 15px 30px;
    border-radius: 14px;
    font-weight: 500;
    display: none;
    z-index: 1001;
    box-shadow: var(--shadow);
    animation: toastInOut 5s cubic-bezier(0.4, 0, 0.2, 1);
}

#analysisDashboard {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
    padding: 25px;
}

@keyframes slideIn {
    from { opacity: 0; transform: translateY(-20px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

@keyframes toastInOut {
    0% { opacity: 0; transform: translateX(-50%) translateY(20px); }
    10% { opacity: 1; transform: translateX(-50%) translateY(0); }
    90% { opacity: 1; transform: translateX(-50%) translateY(0); }
    100% { opacity: 0; transform: translateX(-50%) translateY(-20px); }
}

@media (max-width: 576px) {
    .logo { font-size: 2.2rem; }
    .prediction-result { font-size: 1.6rem; }
    .prediction-short { font-size: 2.8rem; }
    .history-item { grid-template-columns: 1fr 1fr; }
    #analysisDashboard { grid-template-columns: 1fr; }
    .control-panel { grid-template-columns: 1fr; }
    .floating-tab i { font-size: 1.2rem; }
}