:root {
    --bg-color: #0b0c10;
    --card-bg: #1f2833;
    --text-main: #c5c6c7;
    --acc: #c9a84c; /* SilkFlow Gold/Yellow Accent */
    --success: #45a247;
    --danger: #e23b3b;
    --warning: #f1c40f;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: 'Inter', 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
}

body {
    background-color: var(--bg-color);
    color: var(--text-main);
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

header {
    background-color: #050608;
    padding: 20px 40px;
    border-bottom: 1px solid rgba(201, 168, 76, 0.2);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

header h1 {
    color: var(--acc);
    font-size: 24px;
    font-weight: 600;
}

header .logout {
    color: var(--text-main);
    text-decoration: none;
    font-size: 14px;
    padding: 8px 16px;
    border: 1px solid var(--text-main);
    border-radius: 4px;
    transition: 0.3s;
}

header .logout:hover {
    color: var(--acc);
    border-color: var(--acc);
}

.container {
    padding: 40px;
    flex: 1;
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
}

.summary {
    margin-bottom: 40px;
    text-align: center;
}

.summary h2 {
    font-size: 32px;
    margin-bottom: 10px;
    color: #fff;
}

.summary p {
    font-size: 16px;
    opacity: 0.8;
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
}

.card {
    background-color: var(--card-bg);
    border-radius: 8px;
    padding: 24px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.3);
    border-top: 3px solid #333;
    transition: transform 0.2s, box-shadow 0.2s;
}

.card:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(0,0,0,0.5);
}

.card.online {
    border-top-color: var(--success);
}

.card.offline {
    border-top-color: var(--danger);
}

.card.warning {
    border-top-color: var(--warning);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
}

.card-title {
    font-size: 18px;
    color: #fff;
    font-weight: 500;
}

.status-indicator {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    font-weight: 600;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    display: inline-block;
}

.online .dot {
    background-color: var(--success);
    box-shadow: 0 0 8px var(--success);
    animation: pulse-green 2s infinite;
}

.offline .dot {
    background-color: var(--danger);
    box-shadow: 0 0 8px var(--danger);
    animation: pulse-red 2s infinite;
}

.online .status-text { color: var(--success); }
.offline .status-text { color: var(--danger); }

.card-error {
    margin-top: 15px;
    padding: 10px;
    background-color: rgba(226, 59, 59, 0.1);
    border: 1px solid rgba(226, 59, 59, 0.3);
    border-radius: 4px;
    font-size: 13px;
    color: #ff8b8b;
    word-wrap: break-word;
}

/* Login Form */
.login-wrapper {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100vh;
}

.login-box {
    background-color: var(--card-bg);
    padding: 40px;
    border-radius: 8px;
    width: 100%;
    max-width: 400px;
    text-align: center;
    box-shadow: 0 10px 25px rgba(0,0,0,0.5);
    border-top: 4px solid var(--acc);
}

.login-box h1 {
    color: var(--acc);
    margin-bottom: 30px;
}

.login-box input {
    width: 100%;
    padding: 12px 15px;
    margin-bottom: 20px;
    background-color: rgba(0,0,0,0.3);
    border: 1px solid rgba(255,255,255,0.1);
    color: #fff;
    border-radius: 4px;
    outline: none;
    transition: 0.3s;
}

.login-box input:focus {
    border-color: var(--acc);
}

.login-box button {
    width: 100%;
    padding: 12px;
    background-color: var(--acc);
    color: #000;
    font-weight: bold;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 16px;
    transition: 0.3s;
}

.login-box button:hover {
    background-color: #d4af37;
    transform: translateY(-1px);
}

.error-msg {
    color: var(--danger);
    margin-bottom: 15px;
    font-size: 14px;
}

@keyframes pulse-green {
    0% { box-shadow: 0 0 0 0 rgba(69, 162, 71, 0.7); }
    70% { box-shadow: 0 0 0 10px rgba(69, 162, 71, 0); }
    100% { box-shadow: 0 0 0 0 rgba(69, 162, 71, 0); }
}

@keyframes pulse-red {
    0% { box-shadow: 0 0 0 0 rgba(226, 59, 59, 0.7); }
    70% { box-shadow: 0 0 0 10px rgba(226, 59, 59, 0); }
    100% { box-shadow: 0 0 0 0 rgba(226, 59, 59, 0); }
}