:root {
    --bg: #0d1117;
    --surface: #161b22;
    --text: #e6edf3;
    --accent: #58a6ff;
    --border: #30363d;
    --danger: #f85149;
}

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

body {
    font-family: system-ui, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.5;
}

.container { max-width: 1200px; margin: 0 auto; padding: 1.5rem 1rem; }

h1, h2, h3 { color: var(--accent); }

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

form {
    background: var(--surface);
    padding: 1.8rem;
    border-radius: 10px;
    border: 1px solid var(--border);
    margin: 1.5rem 0;
}

input, textarea, select {
    width: 100%;
    padding: 0.8rem;
    margin: 0.5rem 0;
    background: #0d1117;
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text);
}

input[type="submit"], button {
    background: var(--accent);
    color: white;
    border: none;
    padding: 0.8rem 1.5rem;
    border-radius: 6px;
    cursor: pointer;
}

input[type="submit"]:hover, button:hover { opacity: 0.9; }

.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.plant-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 10px;
    overflow: hidden;
}

.plant-header {
    padding: 1.2rem;
    background: #0f1620;
}

.plant-content { padding: 1.2rem; }

.gallery {
    display: flex;
    overflow-x: auto;
    gap: 0.8rem;
    padding: 0.8rem;
}

.gallery img {
    height: 140px;
    object-fit: cover;
    border-radius: 8px;
}

.message {
    padding: 1rem;
    border-radius: 8px;
    margin: 1rem 0;
    background: rgba(88,166,255,0.15);
}