/* Base reset and theme */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: 'Segoe UI', system-ui, sans-serif; background: #f0f4f0; color: #1a1a1a; min-height: 100vh; }

/* ---------- Auth screen ---------- */
.auth-container {
    display: flex; justify-content: center; align-items: center;
    min-height: 100vh; background: linear-gradient(135deg, #2d6a4f, #52b788);
}
.auth-card {
    background: #fff; border-radius: 12px; padding: 2.5rem; text-align: center;
    box-shadow: 0 8px 30px rgba(0,0,0,.15); width: 340px;
}
.auth-card h1 { margin-bottom: .5rem; font-size: 1.6rem; }
.auth-card p { color: #555; margin-bottom: 1.2rem; }
.auth-card input {
    width: 100%; padding: .7rem; border: 1px solid #ccc; border-radius: 8px;
    font-size: 1rem; margin-bottom: .8rem; text-align: center;
}
.auth-card button {
    width: 100%; padding: .7rem; border: none; border-radius: 8px;
    background: #2d6a4f; color: #fff; font-size: 1rem; cursor: pointer;
}
.auth-card button:hover { background: #1b4332; }
.error { color: #c0392b; margin-top: .5rem; }
.hidden { display: none !important; }

/* ---------- App layout ---------- */
header {
    background: #2d6a4f; color: #fff; padding: 1rem 1.5rem;
    display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: .8rem;
}
header h1 { font-size: 1.4rem; }
.controls { display: flex; align-items: center; gap: .6rem; flex-wrap: wrap; }
.controls label { font-size: .9rem; }
.controls select { padding: .4rem .6rem; border-radius: 6px; border: none; font-size: .9rem; }

/* ---------- Calendar grid ---------- */
main { padding: 1.2rem; }
.calendar-grid {
    display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1rem;
}
.month-card {
    background: #fff; border-radius: 10px; padding: 1rem;
    box-shadow: 0 2px 8px rgba(0,0,0,.06);
}
.month-card h2 { font-size: 1.1rem; margin-bottom: .6rem; color: #2d6a4f; border-bottom: 2px solid #d8f3dc; padding-bottom: .4rem; }
.plant-row { display: flex; align-items: center; gap: .4rem; padding: .25rem 0; font-size: .85rem; }
.plant-row .name { flex: 1; }
.badge { padding: .15rem .45rem; border-radius: 4px; font-size: .75rem; color: #fff; }
.badge.sow { background: #e9c46a; color: #1a1a1a; }
.badge.plant { background: #52b788; }
.badge.harvest { background: #e76f51; }
.emoji { width: 1.4rem; text-align: center; }
.no-plants { color: #999; font-style: italic; font-size: .85rem; }

/* ---------- Footer / legend ---------- */
footer { padding: 1rem 1.5rem; text-align: center; }
.legend { display: flex; justify-content: center; gap: 1.2rem; flex-wrap: wrap; font-size: .85rem; }
.dot { display: inline-block; width: 12px; height: 12px; border-radius: 50%; margin-right: .3rem; vertical-align: middle; }
.dot.sow { background: #e9c46a; }
.dot.plant { background: #52b788; }
.dot.harvest { background: #e76f51; }