* { box-sizing: border-box; }
body {
    font-family: -apple-system, Segoe UI, Arial, sans-serif;
    background-color: #eef0ed;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120' viewBox='0 0 120 120'%3E%3Cg fill='none' stroke='%231a1a1a' stroke-opacity='0.055' stroke-width='1.6' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M12 34h26l5-7h14l5 7h6v9H12z'/%3E%3Ccircle cx='23' cy='43' r='4'/%3E%3Ccircle cx='57' cy='43' r='4'/%3E%3Cpath d='M78 84a7 7 0 0 1-9.4 6.6l-9 9a3.5 3.5 0 0 1-5-5l9-9A7 7 0 0 1 70 76l-4 4 3.5 3.5 4-4c.3.8.5 1.6.5 2.5z'/%3E%3Ccircle cx='97' cy='28' r='9'/%3E%3Ccircle cx='97' cy='28' r='3'/%3E%3C/g%3E%3C/svg%3E");
    background-repeat: repeat;
    background-attachment: fixed;
    color: #222;
    margin: 0;
    padding: 0;
}
header {
    background: #1a1a1a;
    color: #fff;
    padding: 18px 24px;
}
header a {
    color: #fff;
    text-decoration: none;
    font-weight: 600;
    font-size: 20px;
}
.container {
    max-width: 640px;
    margin: 32px auto;
    padding: 0 16px;
}
.card {
    background: #fff;
    border: 1px solid #e0e0dc;
    border-radius: 10px;
    padding: 24px;
    margin-bottom: 16px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.05);
}
h1 { font-size: 22px; margin-top: 0; }
h2 { font-size: 17px; }
label {
    display: block;
    font-size: 13px;
    color: #555;
    margin: 14px 0 4px;
}
input, select, textarea {
    width: 100%;
    padding: 10px;
    border: 1px solid #ccc;
    border-radius: 6px;
    font-size: 15px;
}
button, .btn {
    background: #1a1a1a;
    color: #fff;
    border: none;
    padding: 12px 20px;
    border-radius: 6px;
    font-size: 15px;
    cursor: pointer;
    margin-top: 18px;
    display: inline-block;
    text-decoration: none;
}
button:hover, .btn:hover { background: #333; }
.error {
    background: #fbeaea;
    color: #a33;
    padding: 10px 14px;
    border-radius: 6px;
    font-size: 14px;
    margin-bottom: 12px;
}
.success {
    background: #eaf5ee;
    color: #276b3f;
    padding: 10px 14px;
    border-radius: 6px;
    font-size: 14px;
    margin-bottom: 12px;
}
.entry {
    border-top: 1px solid #eee;
    padding: 12px 0;
}
.entry:first-child { border-top: none; }
.entry .meta {
    font-size: 13px;
    color: #777;
    display: flex;
    gap: 14px;
    margin-top: 4px;
}
.muted { color: #888; font-size: 13px; }