/* style.css */
*,
*::before,
*::after {
    box-sizing: border-box;
}

html,
body {
    height: 100%;
    margin: 0;
    background: linear-gradient(135deg, #0a1929, #0c1424);
    color: #e6f0ff;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    overflow-x: hidden;
}

:root {
    --header-h: 64px;
    --header-bg: linear-gradient(90deg, #0a1929, #0c1424);
    --header-color: #e6f0ff;
    --footer-h: 52px;
    --footer-bg: linear-gradient(90deg, #0a1929, #0c1424);
    --footer-color: #e6f0ff;
    --card-bg: rgba(13, 27, 45, 0.7);
    --card-border: rgba(92, 158, 255, 0.2);
    --accent-blue: #00a8ff;
    --accent-blue-light: #00b8ff;
    --accent-blue-dark: #0077b6;
    --text-primary: #e6f0ff;
    --text-secondary: #a9c7ff;
}

main {
    height: calc(100vh - var(--header-h) - var(--footer-h));
    overflow: auto;
    -webkit-overflow-scrolling: touch;
    padding: 16px;
    padding-bottom: calc(var(--footer-h) + 16px);
}

.container {
    max-width: 1100px;
    margin: 12px auto;
    padding: 12px;
    background: var(--card-bg);
    border-radius: 16px;
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.5);
    border: 1px solid var(--card-border);
    backdrop-filter: blur(10px);
}

.containerindex {
    max-width: 1100px;
    margin: 12px auto;
    padding: 12px;
    padding-top: 160px;
    background: var(--card-bg);
    border-radius: 16px;
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.5);
    border: 1px solid var(--card-border);
    backdrop-filter: blur(10px);
}

.grid {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    align-items: flex-start;
}

.card {
    flex: 1 1 43%;
    min-width: 300px;
    display: flex;
    flex-direction: column;
    background: var(--card-bg);
    border-radius: 14px;
    padding: 16px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
    border: 1px solid var(--card-border);
    backdrop-filter: blur(10px);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 30px rgba(0, 168, 255, 0.25);
}

.card.wide {
    flex-basis: 100%;
}

.card h3 {
    margin: 0 0 12px 0;
    font-size: 1.4rem;
    font-weight: 600;
    color: var(--accent-blue-light);
    text-shadow: 0 0 8px rgba(0, 168, 255, 0.5);
}

.card .chart-wrap {
    flex: 1 1 auto;
    min-height: 180px;
    height: 247px;
    position: relative;
    border-radius: 10px;
    overflow: hidden;
    background: rgba(0, 0, 0, 0.2);
}

.card canvas {
    display: block;
    width: 100% !important;
    height: 100% !important;
}

.status-row {
    margin-top: 12px;
    color: var(--text-secondary);
    display: flex;
    justify-content: space-between;
    font-size: 11px;
}

@media (max-width: 640px) {
    :root {
        --header-h: 56px;
        --footer-h: 56px;
    }

    main {
        padding: 10px;
    }

    .card {
        flex: 1 1 100%;
        min-width: auto;
    }

    .card .chart-wrap {
        height: 220px;
        min-height: 160px;
    }
}

.site-footer {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    height: var(--footer-h);
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 0 32px;
    background: var(--footer-bg);
    color: var(--footer-color);
    z-index: 999;
    box-shadow: 0 -4px 12px rgba(0, 0, 0, 0.3);
    font-size: 14px;
    border-top: 1px solid rgba(92, 158, 255, 0.1);
}

/* === MULTIPLE TOP HEADERS === */
.top-header-1 {
    position: fixed;
    left: 0;
    right: 0;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-primary);
    font-size: 17px;
    z-index: 1001;
    border-bottom: 1px solid rgba(92, 158, 255, 0.2);
    background: rgba(10, 25, 41, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.top-header-2 {
    position: fixed;
    top: 50px;
    left: 0;
    right: 0;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-primary);
    font-size: 14px;
    z-index: 1001;
    border-bottom: 1px solid rgba(92, 158, 255, 0.2);
    background: rgba(10, 25, 41, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.top-header-1 {
    top: 0;
    background: linear-gradient(90deg, #0a1929, #0c1424);
    font-size: 20px;
    font-weight: 600;
    letter-spacing: 1px;
}

.top-header-2 {
    position: fixed;
    top: 50px;
    left: 0;
    right: 0;
    height: var(--footer-h, 73px);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 48px;
    margin-bottom: 57px;
    background: linear-gradient(90deg, #0a1929, #0c1424);
    color: var(--text-primary);
    font-weight: 500;
    font-size: 15px;
    letter-spacing: 0.4px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    border-bottom: 1px solid rgba(92, 158, 255, 0.2);
    z-index: 999;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

.top-header-2 nav a {
    margin-left: 28px;
    color: var(--text-primary);
    text-decoration: none;
    transition: all 0.3s ease;
    font-weight: 500;
    position: relative;
    padding: 8px 0;
}

.top-header-2 nav a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-blue-light);
    transition: width 0.3s ease;
}

.top-header-2 nav a:hover::after {
    width: 100%;
}

/* === MAIN NAV HEADER === */
.site-header {
    position: fixed;
    top: 90px;
    left: 0;
    right: 0;
    height: var(--footer-h, 73px);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 48px;
    margin-bottom: 57px;
    background: linear-gradient(90deg, #0a1929, #0c1424);
    color: var(--text-primary);
    font-weight: 500;
    font-size: 15px;
    letter-spacing: 0.4px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    border-bottom: 1px solid rgba(92, 158, 255, 0.2);
    z-index: 999;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

.site-header nav a {
    margin-left: 28px;
    color: var(--text-primary);
    text-decoration: none;
    transition: all 0.3s ease;
    font-weight: 500;
    position: relative;
    padding: 8px 0;
}

.site-header nav a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-blue-light);
    transition: width 0.3s ease;
}

.site-header nav a:hover {
    color: var(--accent-blue-light);
}

.site-header nav a:hover::after {
    width: 100%;
}

.dropdown-container {
    display: flex;
    align-items: center;
    gap: 12px;
    margin: 7px;
}

.dropdown-label {
    font-size: 13px;
    font-weight: 500;
    color: var(--text-secondary);
}

.dropdown {
    position: relative;
    display: inline-block;
}

.dropdown select {
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    color: var(--text-primary);
    padding: 12px 40px 12px 16px;
    border: 1px solid rgba(92, 158, 255, 0.3);
    border-radius: 12px;
    font-size: 13px;
    cursor: pointer;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
    transition: all 0.2s ease;
    background: rgba(13, 27, 45, 0.7);
    backdrop-filter: blur(5px);
}

.dropdown select:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.3);
    border-color: var(--accent-blue-light);
}

.dropdown::after {
    content: "▼";
    position: absolute;
    right: 16px;
    top: 50%;
    transform: translateY(-50%);
    pointer-events: none;
    color: var(--accent-blue-light);
    font-size: 12px;
}

.dropdown select option {
    background: #0a1929;
    color: var(--text-primary);
    padding: 7px;
}

.input-container {
    display: flex;
    flex-wrap: nowrap;
    gap: 10px;
}

.input-group {
    position: relative;
    width: auto;
    min-width: 333px;
    margin: 5px;
}

.input-group input {
    width: 100%;
    padding: 11px 11px;
    font-size: 13px;
    border: 2px solid rgba(92, 158, 255, 0.3);
    border-radius: 8px;
    outline: none;
    background: rgba(13, 27, 45, 0.7);
    transition: all 0.3s ease;
    margin: 5px;
    color: var(--text-primary);
    backdrop-filter: blur(5px);
}

.input-group input:focus {
    border-color: var(--accent-blue-light);
    box-shadow: 0 0 10px rgba(0, 168, 255, 0.3);
}

.input-group label {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-secondary);
    font-size: 13px;
    pointer-events: none;
    transition: 0.3s ease all;
    background: rgba(13, 27, 45, 0.7);
    padding: 0 4px;
    backdrop-filter: blur(5px);
}

.input-group input:focus+label,
.input-group input:not(:placeholder-shown)+label {
    top: -6px;
    left: 8px;
    font-size: 12px;
    color: var(--accent-blue-light);
}

.checkbox-group {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 12px;
}

.checkbox-group input[type="checkbox"] {
    accent-color: var(--accent-blue-light);
    width: 18px;
    height: 18px;
    cursor: pointer;
}

.checkbox-group label {
    font-size: 13px;
    color: var(--text-primary);
    cursor: pointer;
}

.green-btn {
    background: linear-gradient(90deg, var(--accent-blue), var(--accent-blue-light));
    color: white;
    font-weight: bold;
    padding: 10px 20px;
    border: none;
    width: 33%;
    border-radius: 7px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(0, 168, 255, 0.2);
}

.red-btn {
    background: linear-gradient(90deg, #ff4757, #ff6b81);
    color: white;
    font-weight: bold;
    padding: 10px 20px;
    border: none;
    width: 33%;
    border-radius: 7px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(255, 71, 87, 0.2);
}

.red-btn:hover {
    background: linear-gradient(90deg, #ff6b81, #ff4757);
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(255, 71, 87, 0.3);
}

.form-center {
    text-align: center;
}

.social-row {
    display: flex;
    gap: 12px;
    align-items: center;
    padding: 8px;
}

.social-btn {
    width: 67px;
    height: 67px;
    display: inline-grid;
    place-items: center;
    border-radius: 8px;
    background: rgba(13, 27, 45, 0.7);
    text-decoration: none;
    transition: transform .12s, box-shadow .12s;
    border: 1px solid rgba(92, 158, 255, 0.2);
    backdrop-filter: blur(5px);
}

.social-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 18px rgba(0, 0, 0, 0.3);
    border-color: var(--accent-blue-light);
}

.social-btn svg {
    width: 22px;
    height: 22px;
    display: block;
    color: var(--accent-blue-light);
}

.sr-only {
    position: absolute;
    left: -10000px;
    top: auto;
    width: 1px;
    height: 1px;
    overflow: hidden;
}

/* Animation for futuristic effect */
@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(0, 168, 255, 0.4); }
    70% { box-shadow: 0 0 0 10px rgba(0, 168, 255, 0); }
    100% { box-shadow: 0 0 0 0 rgba(0, 168, 255, 0); }
}

.pulse {
    animation: pulse 2s infinite;
}