:root {
    --bg-dark: #0f1115;
    --panel-bg: rgba(25, 28, 36, 0.4);
    --panel-border: rgba(255, 255, 255, 0.08);
    --text-primary: #f0f0f0;
    --text-secondary: #9ca3af;
    --accent-blue: #3b82f6;
    --accent-blue-hover: #2563eb;
    --accent-purple: #8b5cf6;
    --accent-green: #10b981;
    --input-bg: rgba(0, 0, 0, 0.2);
    --input-border: rgba(255, 255, 255, 0.1);
    --font-main: 'Inter', sans-serif;
}

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

body {
    background-color: var(--bg-dark);
    color: var(--text-primary);
    font-family: var(--font-main);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
    position: relative;
    /* Subtle background grid */
    background-image: 
        linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
    background-size: 30px 30px;
}

/* Glassmorphism Utilities */
.glass-panel {
    background: var(--panel-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--panel-border);
    border-radius: 16px;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.2);
}

/* Background Orbs */
.bg-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    z-index: -1;
    opacity: 0.4;
    animation: float 20s infinite ease-in-out;
}
.orb-1 {
    width: 400px;
    height: 400px;
    background: var(--accent-purple);
    top: -100px;
    left: -100px;
}
.orb-2 {
    width: 300px;
    height: 300px;
    background: var(--accent-blue);
    bottom: -50px;
    right: 10%;
    animation-delay: -10s;
}

@keyframes float {
    0%, 100% { transform: translateY(0) scale(1); }
    50% { transform: translateY(-50px) scale(1.05); }
}

/* Typography & General */
h1, h2, h3, h4 { color: #fff; font-weight: 500; }
a { color: var(--accent-blue); text-decoration: none; }
.hidden { display: none !important; }
.mt-20 { margin-top: 20px; }

/* --- Login Overlay --- */
.overlay {
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 100;
}
.login-box {
    padding: 40px;
    width: 100%;
    max-width: 400px;
    text-align: center;
}
.logo-area {
    margin-bottom: 25px;
}
.logo-icon {
    font-size: 3rem;
    color: var(--accent-blue);
    margin-bottom: 15px;
    filter: drop-shadow(0 0 10px rgba(59, 130, 246, 0.5));
}
.login-box .subtitle {
    color: var(--text-secondary);
    margin-bottom: 30px;
    font-size: 0.95rem;
}

/* Forms & Inputs */
.input-group {
    position: relative;
    margin-bottom: 20px;
}
.input-group i {
    position: absolute;
    left: 15px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-secondary);
}
.input-group input, .input-group textarea {
    width: 100%;
    background: var(--input-bg);
    border: 1px solid var(--input-border);
    border-radius: 8px;
    color: #fff;
    font-family: var(--font-main);
    transition: all 0.3s ease;
}
.input-group input {
    padding: 12px 15px 12px 40px;
}
.input-group.vertical input, .input-group.vertical textarea {
    padding: 12px 15px;
}
.input-group.vertical i { display: none; }
.input-group.vertical label {
    display: block;
    text-align: left;
    margin-bottom: 8px;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.input-group input:focus, .input-group textarea:focus {
    outline: none;
    border-color: var(--accent-blue);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.2);
}

.help-text {
    display: block;
    text-align: left;
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-top: 5px;
}

/* Buttons */
.btn-primary {
    width: 100%;
    padding: 12px;
    background: linear-gradient(135deg, var(--accent-blue), #2563eb);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(59, 130, 246, 0.3);
}
.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(59, 130, 246, 0.4);
}
.btn-text {
    background: none; border: none; color: var(--text-secondary);
    cursor: pointer; font-size: 0.9rem; transition: color 0.2s;
}
.btn-text:hover { color: #fff; }

.error-msg {
    color: #ef4444; margin-top: 15px; font-size: 0.9rem; min-height: 20px;
}
.success-msg {
    color: var(--accent-green); display: inline-block; margin-right: 15px;
}

/* --- Dashboard Layout --- */
.dashboard-layout {
    display: flex;
    height: 100vh;
}

/* Sidebar */
.sidebar {
    width: 260px;
    border-radius: 0;
    border-top: none; border-bottom: none; border-left: none;
    display: flex;
    flex-direction: column;
    padding: 30px 20px;
}
.sidebar-logo {
    display: flex;
    align-items: center;
    gap: 12px;
}
.sidebar-logo .logo-icon {
    font-size: 1.8rem; margin-bottom: 0;
}
.sidebar-logo h2 { font-size: 1.4rem; }

.sidebar-nav {
    margin-top: 40px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    flex: 1;
}
.nav-item {
    padding: 12px 16px;
    border-radius: 8px;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 12px;
    transition: all 0.2s;
}
.nav-item:hover, .nav-item.active {
    background: rgba(255,255,255,0.05);
    color: #fff;
}
.nav-item.active {
    background: rgba(59, 130, 246, 0.15);
    border-left: 3px solid var(--accent-blue);
}
.sidebar-footer { padding-top: 20px; border-top: 1px solid var(--panel-border); }

/* Main Content */
.main-content {
    flex: 1;
    padding: 40px 60px;
    overflow-y: auto;
}
.section-header { margin-bottom: 40px; }
.section-header p { color: var(--text-secondary); margin-top: 5px; }

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
}
.stat-card {
    padding: 25px;
    display: flex;
    align-items: center;
    gap: 20px;
    transition: transform 0.3s ease;
}
.stat-card:hover { transform: translateY(-3px); }
.stat-icon {
    width: 50px; height: 50px;
    border-radius: 12px;
    display: flex; align-items: center; justify-content: center;
    font-size: 1.5rem;
    background: rgba(255,255,255,0.05);
}
.stat-icon.pulse-green { color: var(--accent-green); text-shadow: 0 0 10px rgba(16, 185, 129, 0.5); }
.stat-icon.blue { color: var(--accent-blue); }
.stat-icon.purple { color: var(--accent-purple); }

.stat-info h3 { font-size: 0.9rem; color: var(--text-secondary); font-weight: 400; }
.stat-value { font-size: 1.8rem; font-weight: 600; margin-top: 5px; }

/* Info Panel (Endpoints) */
.info-panel { padding: 30px; }
.info-panel h3 { margin-bottom: 20px; font-size: 1.2rem; display: flex; align-items: center; gap: 10px;}
.endpoint-box { margin-bottom: 20px; }
.endpoint-box:last-child { margin-bottom: 0; }
.endpoint-box label { display: block; color: var(--text-secondary); margin-bottom: 8px; font-size: 0.9rem;}
.copy-group {
    display: flex;
    align-items: center;
}
.copy-group input {
    flex: 1;
    background: var(--input-bg);
    border: 1px solid var(--input-border);
    padding: 12px 15px;
    color: #10b981; /* endpoint color */
    font-family: monospace;
    font-size: 0.95rem;
    border-radius: 8px 0 0 8px;
    outline: none;
}
.copy-group .btn-icon {
    background: var(--panel-bg);
    border: 1px solid var(--input-border);
    border-left: none;
    color: var(--text-secondary);
    padding: 12px 20px;
    border-radius: 0 8px 8px 0;
    cursor: pointer;
    transition: all 0.2s;
}
.copy-group .btn-icon:hover { background: rgba(255,255,255,0.1); color: #fff; }

/* Form Layouts */
.form-panel { padding: 40px; max-width: 800px; }
.form-section {
    margin-bottom: 40px;
    padding-bottom: 30px;
    border-bottom: 1px solid var(--panel-border);
}
.form-section:last-of-type { border-bottom: none; margin-bottom: 20px; padding-bottom: 0;}
.form-section h4 { margin-bottom: 20px; color: var(--accent-blue); font-size: 1.1rem;}

.form-actions {
    display: flex; justify-content: flex-end; align-items: center;
    border-top: 1px solid var(--panel-border);
    padding-top: 20px;
}
.form-actions .btn-primary { width: auto; padding: 10px 25px; }