:root {
    --primary: #0070f3;
    --success: #0070f3;
    --text-main: #111;
    --text-alt: #666;
    --bg: #f4f4f7;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background: var(--bg);
    color: var(--text-main);
    display: flex;
    justify-content: center;
    padding: 2rem 1rem;
    margin: 0;
}

.main-container { width: 100%; max-width: 500px; }

.card {
    background: #fff;
    padding: 2.5rem;
    border-radius: 20px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.08);
}

header { text-align: center; margin-bottom: 2rem; }

.live-indicator {
    color: #ff0000;
    font-size: 11px;
    font-weight: 800;
    letter-spacing: 1px;
}

h1 { font-size: 1.8rem; margin: 1rem 0; letter-spacing: -0.5px; }

.counter-box {
    margin-top: 1.5rem;
    padding: 1rem;
    background: #f0f7ff;
    border-radius: 12px;
}

#total-count { font-size: 2.5rem; font-weight: 800; color: var(--primary); display: block; }

form input, form textarea {
    width: 100%;
    padding: 12px;
    margin-bottom: 10px;
    border: 1px solid #ddd;
    border-radius: 8px;
    font-size: 16px;
    box-sizing: border-box;
}

button {
    width: 100%;
    padding: 15px;
    background: var(--primary);
    color: #fff;
    border: none;
    border-radius: 8px;
    font-weight: 700;
    cursor: pointer;
    transition: 0.2s;
}

button:hover { opacity: 0.9; transform: translateY(-1px); }

.hidden { display: none; }

#success-area {
    text-align: center;
    background: #e6f6ed;
    padding: 20px;
    border-radius: 12px;
    color: #155724;
}

.feed { margin-top: 2.5rem; border-top: 1px solid #eee; padding-top: 1.5rem; }

.sig-item {
    padding: 12px 0;
    border-bottom: 1px solid #fafafa;
    animation: slideIn 0.3s ease-out;
}

.sig-item strong { display: block; font-size: 15px; }
.sig-item p { margin: 4px 0 0; font-size: 14px; color: var(--text-alt); }

@keyframes slideIn {
    from { opacity: 0; transform: translateY(5px); }
    to { opacity: 1; transform: translateY(0); }
}