/* --- Futuristic Dark Theme --- */
:root {
    --primary-blue: #00A8FF;
    --dark-bg: #0a0a10;
    --content-bg: #1a1a2e;
    --border-color: #2a2a4e;
    --text-primary: #e0e0e0;
    --text-secondary: #a0a0c0;
    --success-color: #27ae60;
    --error-color: #e74c3c;
}

/* --- Subtle Background Animation --- */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: radial-gradient(circle, var(--border-color) 1px, transparent 1px);
    background-size: 20px 20px;
    animation: pulse 15s infinite linear;
    opacity: 0.1;
    z-index: -1;
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.1); }
    100% { transform: scale(1); }
}

/* --- General Layout & Typography --- */
body {
    font-family: 'Segoe UI', 'Roboto', sans-serif;
    line-height: 1.6;
    margin: 0;
    background-color: var(--dark-bg);
    color: var(--text-primary);
}
.container {
    max-width: 1200px;
    margin: 30px auto;
    padding: 30px;
    background: var(--content-bg);
    border-radius: 8px;
    border: 1px solid var(--border-color);
    box-shadow: 0 0 25px rgba(0, 168, 255, 0.1);
}
h2, h3, h4 { color: var(--primary-blue); text-shadow: 0 0 5px rgba(0, 168, 255, 0.5); }
a { color: var(--primary-blue); text-decoration: none; transition: color 0.2s; }
a:hover { color: #fff; }

/* --- Header & Navigation --- */
header { background: rgba(10, 10, 16, 0.8); backdrop-filter: blur(10px); border-bottom: 1px solid var(--border-color); padding: 10px 0; position: sticky; top: 0; z-index: 100; }
.header-content { max-width: 1200px; margin: 0 auto; display: flex; justify-content: space-between; align-items: center; padding: 0 20px; }
.logo { height: 50px; width: auto; }
header nav a { color: var(--text-secondary); font-weight: bold; padding: 0 15px; }
header nav a:hover { color: var(--primary-blue); text-shadow: 0 0 8px var(--primary-blue); }

/* --- Forms & Buttons --- */
.form-group { margin-bottom: 15px; }
.form-group label { display: block; margin-bottom: 5px; font-weight: bold; color: var(--text-secondary); }
.form-group input, .form-group textarea, select { width: 100%; padding: 12px; border: 1px solid var(--border-color); border-radius: 4px; box-sizing: border-box; background-color: var(--dark-bg); color: var(--text-primary); transition: border-color 0.2s, box-shadow 0.2s; }
.form-group input:focus, .form-group textarea:focus, select:focus { border-color: var(--primary-blue); box-shadow: 0 0 10px rgba(0, 168, 255, 0.3); outline: none; }
button, .button-link { background: transparent; color: var(--primary-blue); border: 2px solid var(--primary-blue); padding: 10px 20px; border-radius: 4px; cursor: pointer; font-weight: bold; text-transform: uppercase; transition: all 0.2s; }
button:hover, .button-link:hover { background-color: var(--primary-blue); color: var(--dark-bg); box-shadow: 0 0 15px var(--primary-blue); }
button:disabled { background: var(--border-color); border-color: var(--border-color); color: var(--text-secondary); cursor: not-allowed; }

/* --- Tables & Specific Components --- */
table { width: 100%; border-collapse: collapse; margin-top: 20px; }
th, td { border: 1px solid var(--border-color); padding: 12px; text-align: left; }
th { background-color: rgba(42, 42, 78, 0.5); color: var(--primary-blue); }
.error { background: #e74c3c; color: white; padding: 15px; border-left: 5px solid #c0392b; margin-bottom: 15px; border-radius: 4px; }
.success { background: #27ae60; color: white; padding: 15px; border-left: 5px solid #2ecc71; margin-bottom: 15px; border-radius: 4px; }
.notice { padding: 15px; border-radius: 4px; margin: 20px 0; border-left: 5px solid #f1c40f; background: #fef9e7; color: #f39c12; }
.notice.choice { border-color: #3498db; background: #eaf2f8; color: #2980b9; }
.notice.payment-due { border-color: #e67e22; background: #fdebd0; color: #d35400; }
.payment-options { border: 1px solid var(--border-color); padding: 15px; margin-top: 10px; border-radius: 4px; }
.payment-method { margin-bottom: 10px; }
.payment-method strong { display: inline-block; width: 100px; }
.dashboard-summary { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 20px; }
.summary-box { background: var(--dark-bg); padding: 20px; border-radius: 8px; border: 1px solid var(--border-color); text-align: center; }
.summary-box h3 { margin-top: 0; font-size: 1em; color: var(--text-secondary); }
.summary-box p { font-size: 2em; font-weight: bold; color: var(--primary-blue); margin: 0; }
.user-title { background-color: var(--primary-blue); color: var(--dark-bg); padding: 3px 10px; font-size: 0.8em; border-radius: 12px; vertical-align: middle; margin-left: 10px; font-weight: bold; }
.share-section { margin-top: 25px; padding: 20px; background-color: rgba(10, 10, 16, 0.5); border: 1px solid var(--border-color); border-radius: 8px; }
.share-buttons { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 15px; }
.share-btn { color: white; border: none; font-size: 0.9em; text-transform: none; }
.share-btn.facebook { background-color: #1877F2; } .share-btn.twitter { background-color: #1DA1F2; } .share-btn.whatsapp { background-color: #25D366; } .share-btn.email { background-color: #6c757d; }
.video-container { position: relative; padding-bottom: 56.25%; height: 0; overflow: hidden; max-width: 100%; background: #000; margin-bottom: 10px; border-radius: 8px; }
.video-container iframe { position: absolute; top: 0; left: 0; width: 100%; height: 100%; }
.video-title { text-align: center; margin-bottom: 25px; }
.admin-return-banner { background-color: #e74c3c; color: white; text-align: center; padding: 10px; font-weight: bold; }
.admin-return-banner a { color: white; text-decoration: underline; }
.original-message { background: var(--dark-bg); border: 1px solid var(--border-color); padding: 15px; border-radius: 4px; margin-bottom: 20px; }
.dashboard-layout, .login-layout { display: grid; grid-template-columns: 1fr; gap: 30px; }
@media (min-width: 900px) { .dashboard-layout, .login-layout { grid-template-columns: 2fr 1fr; } }
.dashboard-sidebar, .login-sidebar { display: flex; flex-direction: column; gap: 20px; }
.ad-container { padding: 10px; border: 1px solid var(--border-color); background: var(--dark-bg); text-align: center; border-radius: 4px; }
.ad-container img { max-width: 100%; height: auto; border-radius: 4px; }
.matrix-board { background: var(--dark-bg); border: 1px solid var(--border-color); border-radius: 8px; padding: 20px; margin-bottom: 30px; box-shadow: 0 2px 4px rgba(0,0,0,0.05); }
.matrix-tree, .matrix-tree ul { list-style-type: none; padding: 0; text-align: center; }
.matrix-tree ul { margin-top: 15px; }
.matrix-tree li { display: inline-block; vertical-align: top; padding: 0 5px; }
.matrix-tree li span { display: block; padding: 8px 12px; border: 1px solid var(--border-color); background: var(--content-bg); border-radius: 4px; min-width: 100px; font-size: 0.9em; }
.matrix-tree li span.is-me { background: var(--success-color); color: white; font-weight: bold; border-color: #2ecc71; }
.matrix-tree li span.open-spot { background: transparent; color: var(--text-secondary); border-style: dashed; }
.status-confirmed { color: white; background: #27ae60; padding: 5px; border-radius: 4px; display: inline-block; }
.status-pending { color: #856404; background: #fff3cd; padding: 5px; border-radius: 4px; display: inline-block; }